CN210427724U - Electronic cigarette circuit board testing device - Google Patents
Electronic cigarette circuit board testing device Download PDFInfo
- Publication number
- CN210427724U CN210427724U CN201920827733.0U CN201920827733U CN210427724U CN 210427724 U CN210427724 U CN 210427724U CN 201920827733 U CN201920827733 U CN 201920827733U CN 210427724 U CN210427724 U CN 210427724U
- Authority
- CN
- China
- Prior art keywords
- circuit
- resistor
- electronic cigarette
- circuit board
- main control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Tests Of Electronic Circuits (AREA)
Abstract
The utility model discloses an electronic cigarette circuit board testing device, which comprises a power module, a function testing circuit, an actuating mechanism and a simulation load, wherein the electronic cigarette circuit board is provided with at least one switch button, a power port and an atomizer port, the function testing circuit comprises an input voltage detection circuit, a current detection and protection circuit, an output voltage detection circuit and a main control circuit, the actuating mechanism is abutted against the at least one switch button, the main control circuit judges whether a switching on/off test item, a charging test item, a smoking test item, a standby current test item and a short circuit overload protection test item of the electronic cigarette circuit board are normal according to a received input voltage detection signal, an output voltage detection signal and a current detection signal, and correspondingly controls the current detection and the protection circuit to be switched on or switched off, thereby realizing the automatic test of each index of the electronic cigarette circuit board, the testing efficiency of the electronic cigarette circuit board is improved, and the testing cost is reduced.
Description
Technical Field
The utility model relates to an electron cigarette technical field, in particular to electron cigarette circuit board testing arrangement.
Background
At present, the electronic cigarette is gradually popularized to the public, the non-tobacco electronic cigarette does not damage the health, meanwhile, the electronic cigarette can also spray smoke, and tobacco tar contained in the smoke is volatilized by an atomizer to form vaporous water vapor which can be sucked by people. Because the smoke is not combusted, the smoke-free cigarette does not contain harmful substances such as carbon monoxide, tar and the like, and does not generate second-hand smoke harm.
Along with the continuous progress of electronic cigarette technology, the appearance of the atomizer of various different resistances and electronic cigarette, each item parameter such as electron cigarette needs test voltage, resistance in process of production, and the method of testing in the electronic cigarette field is quite many, and it is common to be traditional manual test, and the workman tests to electronic cigarette one by one, and is with high costs inefficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an electron cigarette circuit board testing arrangement aims at improving the efficiency of software testing of electron cigarette circuit board, reduces testing cost.
In order to achieve the above object, the present invention provides an electronic cigarette circuit board testing device, which comprises a power module, a function testing circuit, an executing mechanism and a simulation load;
the electronic cigarette circuit board is provided with at least one switch key, a power supply port and an atomizer port;
the atomizer port is connected with the simulation load, the function test circuit comprises an input voltage detection circuit, a current detection and protection circuit, an output voltage detection circuit and a main control circuit, the controlled end of the actuating mechanism is connected with the control end of the main control circuit, the actuating mechanism is abutted against the at least one switch key, the signal input end of the input voltage detection circuit, the power input end of the current detection and protection circuit and the power end of the power module are interconnected, the power output end of the current detection and protection circuit is interconnected with the power port of the electronic cigarette circuit board, the signal input end of the output voltage detection circuit is connected with the atomizer port, the signal output end of the voltage detection circuit, the signal end of the current detection and protection circuit and the signal end of the output voltage detection circuit are all connected with the signal end of the main control circuit, the controlled end of the current detection and protection circuit is connected with the control end of the main control circuit;
the executing mechanism is used for controlling the at least one switch key to execute the startup and shutdown and the smoking action according to the control signal of the main control circuit;
the input voltage detection circuit is used for detecting the input voltage of the power end of the electronic cigarette circuit board and feeding back an input voltage detection signal to the main control circuit;
the output voltage detection circuit is used for detecting the output voltage of the port of the atomizer and feeding back an output voltage detection signal to the main control circuit;
the current detection and protection circuit is used for detecting the current of the power supply end of the electronic cigarette circuit board, feeding back a current detection signal to the main control circuit, and correspondingly switching on or off according to a control signal of the main control circuit;
the main control circuit is used for sequentially outputting a plurality of control signals to the actuating mechanism and the current detection and protection circuit, and judging whether the startup and shutdown test item, the charging test item, the smoking test item, the standby current test item and the short circuit overload protection test item of the electronic cigarette circuit board are normal or not according to the input voltage detection signal, the output voltage detection signal and the current detection signal.
Preferably, the actuating mechanism comprises an air cylinder, the air cylinder is electrically connected with the main control circuit, and the head of a piston rod of the air cylinder is abutted to the at least one switch key.
Preferably, the electronic cigarette circuit board testing device further comprises a display device, a signal end of the display device is connected with a signal end of the main control circuit, and the display device is used for displaying an input voltage value, an output voltage value, a current value and an abnormal state of the electronic cigarette circuit board.
Preferably, the electronic cigarette circuit board testing device further comprises a communication module, and the main control circuit is connected with the terminal equipment through the communication module.
Preferably, the input voltage detection circuit includes a first resistor and a second resistor, a first end of the first resistor is connected to a power supply terminal of the power module, a second end of the first resistor, a first end of the second resistor and a first signal terminal of the main control circuit are connected, and a second end of the second resistor is grounded.
Preferably, the current detection and protection circuit comprises a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a resettable fuse, a first switching tube, a second switching tube, a first capacitor, a second capacitor and an operational amplifier chip;
the input end of the first switch tube, the first end of the third resistor and the power end of the power module are interconnected, the controlled end of the first switch tube, the second end of the third resistor and the output end of the second switch tube are interconnected, the controlled end of the second switch tube, the first end of the fourth resistor and the control end of the main control circuit are interconnected, the second end of the fourth resistor and the input end of the second switch tube are grounded, the output end of the first switch tube, the first end of the fifth resistor and the first input end of the operational amplifier chip are connected, the second end of the fifth resistor, the first end of the restorable fuse and the second input end of the operational amplifier chip are interconnected, the second end of the restorable fuse is connected with the power port of the electronic cigarette circuit board, and the signal output end of the operational amplifier chip is connected with the first end of the sixth resistor, the second end of the sixth resistor, the first end of the first capacitor and the second signal end of the main control circuit are interconnected, the power input end of the operational amplifier chip, the first end of the second capacitor and the power output end of the main control circuit are interconnected, and the second end of the first capacitor and the second end of the second capacitor are both grounded.
Preferably, the output voltage detection circuit includes a seventh resistor and an eighth resistor, a first end of the seventh resistor is connected to the nebulizer interface, a second end of the seventh resistor, a first end of the eighth resistor and a third signal end of the main control circuit are connected, and a second end of the eighth resistor is grounded.
Preferably, the main control circuit comprises a main control chip.
The utility model discloses technical scheme constitutes electron cigarette circuit board testing arrangement through adopting power module, functional test circuit, actuating mechanism and emulation load, is equipped with at least one switch button, power port and atomizer port on the electron cigarette circuit board, and functional test circuit includes input voltage detection circuit, current detection and protection circuit, output voltage detection circuit and master control circuit, actuating mechanism and at least one switch button butt.
The main control circuit sequentially outputs a plurality of control signals to the execution mechanism and the current detection and protection circuit according to a preset flow, the execution mechanism controls at least one switch key to execute the on-off and smoking actions according to the control signals of the main control circuit, and the main control circuit judges whether an on-off test item, a charging test item, a smoking test item, a standby current test item and a short circuit overload protection test item of the electronic cigarette circuit board are normal according to the received input voltage detection signals, the output voltage detection signals and the current detection signals and correspondingly controls the current detection and protection circuit to be switched on or switched off, so that the automatic test of each index of the electronic cigarette circuit board is realized, the test efficiency of the electronic cigarette circuit board is improved, and the test cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic block diagram of an embodiment of a testing device for an electronic cigarette circuit board according to the present invention;
fig. 2 is a schematic block diagram of another embodiment of the electronic cigarette circuit board testing device of the present invention;
fig. 3 is a schematic block diagram of a testing apparatus for electronic cigarette circuit board according to another embodiment of the present invention;
fig. 4 is a schematic circuit structure diagram of an embodiment of an input voltage detection circuit in the electronic cigarette circuit board testing device of the present invention;
fig. 5 is a schematic circuit structure diagram of an embodiment of a current detection and protection circuit in the electronic cigarette circuit board testing device of the present invention;
fig. 6 is a schematic circuit structure diagram of an embodiment of an output voltage detection circuit in the electronic cigarette circuit board testing device of the present invention;
fig. 7 is a schematic diagram of a circuit structure of an embodiment of a main control circuit in the electronic cigarette circuit board testing device of the present invention.
The objects of the present invention, its performance characteristics and advantages will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that the description relating to "first", "second", etc. in the present invention is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout is: the method comprises three parallel schemes, wherein the scheme is taken as an A/B (A/B) as an example, the scheme comprises a scheme A, a scheme B or a scheme A and a scheme B which are simultaneously met, in addition, the technical schemes between the various embodiments can be combined with each other, but the technical schemes must be realized by a person with ordinary skill in the art as a basis, and when the technical schemes are mutually contradictory or can not be realized, the combination of the technical schemes is not considered to exist, and the protection scope of the invention is not within the protection scope of the invention.
The utility model provides an electron cigarette circuit board testing arrangement.
As shown in fig. 1, fig. 1 is a schematic block diagram of an embodiment of a testing device for a circuit board of an electronic cigarette according to the present invention, and the testing device for a circuit board of an electronic cigarette includes a power module 10, a function testing circuit 20, an executing mechanism 24, and a simulation load 30;
the electronic cigarette circuit board 100 is provided with at least one switch key, a power supply port BAT and an atomizer port U;
the atomizer port U is connected with the artificial load 30, the function test circuit 20 comprises an input voltage detection circuit 21, a current detection and protection circuit 22, an output voltage detection circuit 23 and a main control circuit 25, a controlled end of an actuating mechanism 24 is connected with a control end of the main control circuit 25, the actuating mechanism 24 is abutted against at least one switch key, a signal input end of the input voltage detection circuit 21, a power input end of the current detection and protection circuit 22 and a power end of the power module 10 are interconnected, a power output end of the current detection and protection circuit 22 is interconnected with a power port BAT of the electronic cigarette circuit board 100, a signal input end of the output voltage detection circuit 23 is connected with the atomizer port U, a signal output end of the voltage detection circuit, a signal end of the current detection and protection circuit 22 and a signal end of the output voltage detection circuit 23 are all connected with a signal end of the main control circuit 25, the controlled end of the current detection and protection circuit 22 is connected with the control end of the main control circuit 25;
the execution mechanism 24 is used for controlling at least one switch key to execute the startup and shutdown and the smoking action according to the control signal of the main control circuit 25;
the input voltage detection circuit 21 is used for detecting the input voltage of the power supply end of the electronic cigarette circuit board 100 and feeding back an input voltage detection signal to the main control circuit 25;
the output voltage detection circuit 23 is configured to detect an output voltage of the atomizer port U and feed back an output voltage detection signal to the main control circuit 25;
the current detection and protection circuit 22 is used for detecting the current of the power supply end of the electronic cigarette circuit board 100, feeding back a current detection signal to the main control circuit 25, and correspondingly switching on or off according to a control signal of the main control circuit 25;
and the main control circuit 25 is configured to sequentially output a plurality of control signals to the execution mechanism 24 and the current detection and protection circuit 22, and determine whether the on/off test item, the charging test item, the smoking test item, the standby current test item, and the short-circuit overload protection test item of the electronic cigarette circuit board 100 are normal according to the input voltage detection signal, the output voltage detection signal, and the current detection signal.
In this embodiment, after the components on the electronic cigarette circuit board 100 are mounted, the electronic cigarette circuit board 100 is subjected to a testing process, the electronic cigarette circuit board 100 is at least provided with at least one switch button, a power port BAT and an atomizer port U, the power port BAT is used for accessing the power module 10, such as a battery, the atomizer port U is used for accessing an atomizer, the switch button is used for executing the on-off and smoking actions of the electronic cigarette, the number of the switch button can be one or more, such as K1, K2, K3, and the like, similarly, the executing mechanism 24 can be correspondingly configured according to the number of the switch button, when one switch button is configured, the switch button can be clicked for different preset times to realize the on-off or smoking work, when a plurality of switch buttons are configured, each switch button can realize a preset performance, according to different types of the electronic cigarette circuit board 100, the executing mechanism 24 can be correspondingly arranged, without specific limitation, the executing mechanism 24 can be a relay, a motor or an air cylinder and the like and is abutted against the switch key, and the executing mechanism 24 clicks the switch key at different preset times or different preset times according to a control signal of the main control circuit 25, so that the electronic cigarette circuit board 100 is turned on and off or works for smoking.
The power module 10 is connected with the function test circuit 20 and the electronic cigarette circuit board 100 at the same time to provide working power for the electronic cigarette circuit board 100 and the function test circuit 20, the simulation load 30 replaces an atomizer to be connected to an atomizer port U, the simulation load 30 is used for providing load for the tested electronic cigarette and/or setting faults such as short circuit setting, overload setting and the like for the tested electronic cigarette circuit board 100, the simulation load 30 is a variable resistor, loads with different resistance values can be set according to different types of electronic cigarette circuit boards 100, and the compatibility of the electronic cigarette circuit board test device is improved.
When the electronic cigarette circuit board testing device executes the on-off test, the main control circuit 25 controls the execution mechanism 24 to work, the execution mechanism 24 clicks the switch key for a preset time or a preset number of times, the electronic cigarette circuit board 100 is turned on or turned off, the input voltage detection circuit 21, the current detection and protection circuit 22 and the output voltage detection circuit 23 start working and output corresponding detection signals to the main control circuit 25, the main control circuit 25 judges whether the electronic cigarette circuit board 100 is normally turned on or off according to the received detection signals, after the electronic cigarette circuit board 100 is normally turned on, the main control circuit 25 sequentially outputs control signals to test other performances of the electronic cigarette circuit board 100, such as overload, overcurrent, static working current, smoking performance and the like, and judges whether each performance of the electronic cigarette circuit board 100 is normal according to the input voltage detection signals, the output voltage detection signals and the current detection signals, after the electronic cigarette circuit board testing device finishes the automatic testing, the execution mechanism 24 can be controlled to work, and the electronic cigarette circuit board 100 is controlled to execute the shutdown operation, so that the next electronic cigarette circuit board 100 is detected.
It can be understood that different types of electronic cigarette circuit boards 100 are further provided with a charging port, and therefore, the electronic cigarette circuit board testing device can further be provided with another power module 10 connected with the charging port to realize the charging test of the electronic cigarette.
The input voltage detection circuit 21, the current detection and protection circuit 22 are all connected with the power input end connected to the electronic cigarette circuit board 100, the output voltage detection circuit 23 is connected with the atomizer interface of the electronic cigarette circuit board 100, the current detection and protection circuit 22 can provide current detection, overload and short-circuit protection for the electronic cigarette circuit board 100, when the electronic cigarette circuit board 100 normally tests, the current detection and protection circuit 22 keeps a conducting state and outputs a current detection signal to the main control circuit 25, when the electronic cigarette circuit board 100 is abnormal in the test process, such as short circuit or overload, the main control circuit 25 can control the current detection and protection circuit 22 to be disconnected according to the current change, so as to stop the detection work and avoid burning the electronic cigarette circuit board 100.
The main control circuit 25 may be a single control chip or a plurality of control chips, such as MCU, CPU, etc., and the type of the control chip is not limited.
The utility model discloses technical scheme constitutes electron cigarette circuit board testing arrangement through adopting power module 10, functional test circuit 20, actuating mechanism 24 and emulation load 30, is equipped with at least one switch button, power port BAT and atomizer port U on the electron cigarette circuit board 100, and functional test circuit 20 includes input voltage detection circuit 21, current detection and protection circuit 22, output voltage detection circuit 23 and master control circuit 25, actuating mechanism 24 and at least one switch button butt.
The main control circuit 25 sequentially outputs a plurality of control signals to the execution mechanism 24 and the current detection and protection circuit 22 according to a preset flow, the execution mechanism 24 controls at least one switch key to execute the on-off and smoking actions according to the control signals of the main control circuit 25, and the main control circuit 25 judges whether the on-off test item, the charging test item, the smoking test item, the standby current test item and the short-circuit overload protection test item of the electronic cigarette circuit board 100 are normal according to the received input voltage detection signals, the received output voltage detection signals and the received current detection signals, and correspondingly controls the current detection and protection circuit 22 to be switched on or off, so that the automatic test of various indexes of the electronic cigarette circuit board 100 is realized, the test efficiency of the electronic cigarette circuit board 100 is improved, and the test cost is reduced.
In one embodiment, the actuator 24 includes a cylinder (not shown) electrically connected to the main control circuit 25, and a head of a piston rod of the cylinder abuts against the at least one switch button.
In this embodiment, the head of the piston rod of the cylinder is disposed opposite to the switch button, and acts according to the control signal and the power signal of the main control circuit 25, for example, the switch button is clicked for 5 times to start the electronic cigarette, and the switch button is pressed for a long time to perform smoking operation, and the like.
As shown in fig. 2, fig. 2 is the module schematic diagram of another embodiment of the electronic cigarette circuit board testing device of the present invention, in this embodiment, the electronic cigarette circuit board testing device further includes a display device 40, the signal terminal of the display device is connected to the signal terminal of the main control circuit 25, and the display device 40 is used for displaying the input voltage value, the output voltage value, the current value and the abnormal state of the electronic cigarette circuit board 100.
When the electronic cigarette circuit board testing device performs multiple tests on the electronic cigarette circuit board 100, the received detection signals can be correspondingly output to the display device 40 to be displayed, the main control circuit 25 determines and confirms each detection signal and outputs the determination result to the display device 40, so that a tester can determine the performance state of the electronic cigarette circuit board 100 according to the test result, and the display device 40 can be an independent display screen or a terminal device 200 and specifically performs selection setting according to requirements.
Meanwhile, the electronic cigarette circuit board testing device is further provided with an indicating module 50, such as an indicating lamp or a buzzer, in the testing process of the electronic cigarette circuit board 100, when the main control circuit 25 detects that the electronic cigarette circuit board 100 is abnormal, the main control circuit can send out warning through the indicating module 50, and the indicating module 50 can send out different sounds or different colors to indicate the abnormal state of the electronic cigarette circuit board 100 so as to indicate a tester to confirm and classify the state of the electronic cigarette circuit board 100.
As shown in fig. 3, fig. 3 is a schematic block diagram of another embodiment of the electronic cigarette circuit board testing device of the present invention, in this embodiment, the electronic cigarette circuit board testing device further includes a communication module, and the main control circuit 25 is connected to the terminal device 200 through the communication module 60.
In this embodiment, the electronic cigarette circuit board testing device may be provided with the display device 40 or not provided with the display device 40, when the electronic cigarette circuit board testing device performs multiple tests on the electronic cigarette circuit board 100, the received detection signals may be output to the terminal device 200 through the communication module 60 for display and summary, the terminal device 200 may be connected to a single or multiple electronic cigarette circuit board 100 testing devices, the main control circuit 25 determines and confirms each detection signal, and simultaneously outputs the determination result to the terminal device 200, so that the tester determines the performance state of the electronic cigarette circuit board 100 according to the test result, the communication module 60 may be the computer interface communication module 60, and may also be the wireless communication module 60, such as WIFI, bluetooth, and the like.
As shown in fig. 4, fig. 4 is the circuit structure diagram of an embodiment of the input voltage detection circuit 21 in the electronic cigarette circuit board testing device of the present invention, in this embodiment, the input voltage detection circuit 21 includes a first resistor R1 and a second resistor R2, a first end of the first resistor R1 is connected to the power port BAT of the electronic cigarette circuit board 100, a second end of the first resistor R1, a first end of the second resistor R2 and a first signal end of the main control circuit 25 are connected, a second end of the second resistor R2 is grounded, the first resistor R1 and the second resistor R2 constitute a resistor voltage division detection circuit, and output an input voltage detection signal to the main control circuit 25 correspondingly.
As shown in fig. 5, fig. 5 is a schematic circuit structure diagram of an embodiment of the current detection and protection circuit 22 in the electronic cigarette circuit board testing device of the present invention, in this embodiment, the current detection and protection circuit 22 includes a third resistor R3, a fourth resistor R4, a fifth resistor R5, a sixth resistor R6, a recoverable fuse FR, a first switch tube Q1, a second switch tube Q2, a first capacitor C1, a second capacitor C2, and an operational amplifier chip U1;
an input end of a first switch tube Q1, a first end of a third resistor R3 and a power supply port BAT of the electronic cigarette circuit board 100 are interconnected, a controlled end of a first switch tube Q1, a second end of the third resistor R3 and an output end of a second switch tube Q2 are interconnected, a controlled end of a second switch tube Q2, a first end of a fourth resistor R4 and a second control end of the main control circuit 25 are interconnected, a second end of a fourth resistor R4 and an input end of the second switch tube Q2 are all grounded, an output end of the first switch tube Q1, a first end of a fifth resistor R5 and a first input end of an operational amplifier chip U1 are connected, a second end of the fifth resistor R5, a first end of a recoverable fuse FR and a second input end of the operational amplifier chip U1 are interconnected, a second end of the recoverable fuse FR is connected with an atomizer interface, a signal output end of the operational amplifier chip U1 is connected with a first end of a sixth resistor R6, and a second end of a sixth resistor R6 is connected with a second end of the atomizer interface, The first end of the first capacitor C1 and the second signal end of the main control circuit 25 are interconnected, the power input end of the operational amplifier chip U1, the first end of the second capacitor C2 and the power output end of the main control circuit 25 are interconnected, and the second end of the first capacitor C1 and the second end of the second capacitor C2 are both grounded.
The first switch tube Q1 is connected in the test loop, the first input end and the second input end of the operational amplifier chip U1 obtain the voltage at two ends of the fifth resistor R5, and further obtain the current flowing through the fifth resistor R5, the operational amplifier chip U1 converts and amplifies the obtained voltage value, so as to improve the sampling precision, at the same time, the sixth resistor R6 outputs the current detection signal to the main control circuit 25, when the electronic cigarette circuit board 100 is overloaded or short-circuited in the test process, the main control circuit 25 correspondingly outputs a control signal to the second switch tube Q2 according to the change of the current detection signal to turn off the second switch tube Q2, after the second switch tube Q2 is turned off, the voltage at the controlled end of the first switch tube Q1 is zero and is turned off along with the second switch tube Q2, so as to cut off the test loop, avoid the damage to the electronic cigarette circuit board 100 caused by the overlarge or undersize current, improve the reliability, and simultaneously the fuse FR can be recovered in the loop, further improving the test reliability.
As shown in fig. 6, fig. 6 is the circuit structure diagram of an embodiment of the output voltage detection circuit 23 in the electronic cigarette circuit board testing device of the present invention, in this embodiment, the output voltage detection circuit 23 includes a seventh resistor R7 and an eighth resistor R8, the first end of the seventh resistor R7 is connected to the interface of the atomizer, the second end of the seventh resistor R7, the first end of the eighth resistor R8 and the third signal end of the main control circuit 25 are connected, the second end of the eighth resistor R8 is grounded, the seventh resistor R7 and the eighth resistor R8 constitute a resistor voltage division detection circuit, and the second end of the seventh resistor R7 outputs the output voltage detection signal to the main control circuit 25.
As shown in fig. 7, fig. 7 is a schematic circuit structure diagram of an embodiment of the main control circuit 25 in the electronic cigarette circuit board testing device of the present invention, in this embodiment, the main control circuit 25 comprises a main control chip U2, the main control chip U2 is provided with a plurality of control pins, for example, a BUZZER control pin BUZZER, a display screen control pin OLED _ CS, a switch control pin EN and the like, and a plurality of signal pins and the like, such as ADC _ IN, ADC-OUT, ADC _ Current, etc., and is further provided with a switch KEY pin KEY1, a clock pin CLK, a power pin VCC, etc., the main control chip U2 receives a detection signal according to the signal pin, correspondingly, the switch tube or the actuator 24 is controlled to operate through the control pin, and the communication module 60 is connected through the communication pin to realize communication with the terminal device 200, and the type of the main control chip U2 may be selected according to the requirement, which is not limited specifically herein.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made by the contents of the specification and the drawings under the inventive concept of the present invention, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.
Claims (8)
1. A testing device for an electronic cigarette circuit board is characterized by comprising a power supply module, a function testing circuit, an executing mechanism and a simulation load;
the electronic cigarette circuit board is provided with at least one switch key, a power supply port and an atomizer port;
the atomizer port is connected with the simulation load, the function test circuit comprises an input voltage detection circuit, a current detection and protection circuit, an output voltage detection circuit and a main control circuit, the controlled end of the actuating mechanism is connected with the control end of the main control circuit, the actuating mechanism is abutted against the at least one switch key, the signal input end of the input voltage detection circuit, the power input end of the current detection and protection circuit and the power end of the power module are interconnected, the power output end of the current detection and protection circuit is interconnected with the power port of the electronic cigarette circuit board, the signal input end of the output voltage detection circuit is connected with the atomizer port, the signal output end of the voltage detection circuit, the signal end of the current detection and protection circuit and the signal end of the output voltage detection circuit are all connected with the signal end of the main control circuit, the controlled end of the current detection and protection circuit is connected with the control end of the main control circuit;
the executing mechanism is used for controlling the at least one switch key to execute the startup and shutdown and the smoking action according to the control signal of the main control circuit;
the input voltage detection circuit is used for detecting the input voltage of the power end of the electronic cigarette circuit board and feeding back an input voltage detection signal to the main control circuit;
the output voltage detection circuit is used for detecting the output voltage of the port of the atomizer and feeding back an output voltage detection signal to the main control circuit;
the current detection and protection circuit is used for detecting the current of the power supply end of the electronic cigarette circuit board, feeding back a current detection signal to the main control circuit, and correspondingly switching on or off according to a control signal of the main control circuit;
the main control circuit is used for sequentially outputting a plurality of control signals to the actuating mechanism and the current detection and protection circuit, and judging whether the startup and shutdown test item, the charging test item, the smoking test item, the standby current test item and the short circuit overload protection test item of the electronic cigarette circuit board are normal or not according to the input voltage detection signal, the output voltage detection signal and the current detection signal.
2. The electronic cigarette circuit board testing device of claim 1, wherein the actuator comprises a cylinder, the cylinder is electrically connected with the main control circuit, and a head of a piston rod of the cylinder abuts against the at least one switch button.
3. The electronic cigarette circuit board testing device of claim 1, further comprising a display device, wherein a signal end of the display device is connected with a signal end of the main control circuit, and the display device is configured to display an input voltage value, an output voltage value, a current value, and an abnormal state of the electronic cigarette circuit board.
4. The electronic cigarette circuit board testing device of claim 1, further comprising a communication module, wherein the main control circuit is connected with a terminal device via the communication module.
5. The e-cigarette circuit board testing device of claim 1, wherein the input voltage detection circuit comprises a first resistor and a second resistor, a first end of the first resistor is connected with a power supply end of the power module, a second end of the first resistor, a first end of the second resistor and a first signal end of the main control circuit are connected, and a second end of the second resistor is grounded.
6. The electronic cigarette circuit board testing device of claim 5, wherein the current detection and protection circuit comprises a third resistor, a fourth resistor, a fifth resistor, a sixth resistor, a resettable fuse, a first switch tube, a second switch tube, a first capacitor, a second capacitor and an operational amplifier chip;
the input end of the first switch tube, the first end of the third resistor and the power end of the power module are interconnected, the controlled end of the first switch tube, the second end of the third resistor and the output end of the second switch tube are interconnected, the controlled end of the second switch tube, the first end of the fourth resistor and the control end of the main control circuit are interconnected, the second end of the fourth resistor and the input end of the second switch tube are grounded, the output end of the first switch tube, the first end of the fifth resistor and the first input end of the operational amplifier chip are connected, the second end of the fifth resistor, the first end of the restorable fuse and the second input end of the operational amplifier chip are interconnected, the second end of the restorable fuse is connected with the power port of the electronic cigarette circuit board, and the signal output end of the operational amplifier chip is connected with the first end of the sixth resistor, the second end of the sixth resistor, the first end of the first capacitor and the second signal end of the main control circuit are interconnected, the power input end of the operational amplifier chip, the first end of the second capacitor and the power output end of the main control circuit are interconnected, and the second end of the first capacitor and the second end of the second capacitor are both grounded.
7. The electronic cigarette circuit board testing device of claim 5, wherein the output voltage detection circuit comprises a seventh resistor and an eighth resistor, a first end of the seventh resistor is connected with the atomizer interface, a second end of the seventh resistor, a first end of the eighth resistor and a third signal end of the main control circuit are connected, and a second end of the eighth resistor is grounded.
8. The e-cigarette circuit board testing device of claim 1, wherein the master control circuit comprises a master control chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920827733.0U CN210427724U (en) | 2019-05-31 | 2019-05-31 | Electronic cigarette circuit board testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920827733.0U CN210427724U (en) | 2019-05-31 | 2019-05-31 | Electronic cigarette circuit board testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210427724U true CN210427724U (en) | 2020-04-28 |
Family
ID=70373800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920827733.0U Active CN210427724U (en) | 2019-05-31 | 2019-05-31 | Electronic cigarette circuit board testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210427724U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113495208A (en) * | 2021-06-10 | 2021-10-12 | 广州亚美信息科技有限公司 | Power circuit testing device, system and method for mounting circuit board |
| CN113514752A (en) * | 2021-04-13 | 2021-10-19 | 深圳市太美亚电子科技有限公司 | Circuit board multi-performance parameter synchronous test system and device |
| CN114755564A (en) * | 2022-05-20 | 2022-07-15 | 宁波壹科芯电子科技有限公司 | Switching circuit and switching method for electronic product circuit board test |
| CN115656767A (en) * | 2022-08-31 | 2023-01-31 | 广东弗我智能制造有限公司 | Universal atomizer detection method |
| CN117214692A (en) * | 2023-04-28 | 2023-12-12 | 东莞市小强电子科技有限公司 | Multifunctional electric performance testing system and testing process for brushless motor |
-
2019
- 2019-05-31 CN CN201920827733.0U patent/CN210427724U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113514752A (en) * | 2021-04-13 | 2021-10-19 | 深圳市太美亚电子科技有限公司 | Circuit board multi-performance parameter synchronous test system and device |
| CN113495208A (en) * | 2021-06-10 | 2021-10-12 | 广州亚美信息科技有限公司 | Power circuit testing device, system and method for mounting circuit board |
| CN113495208B (en) * | 2021-06-10 | 2023-12-26 | 广州亚美信息科技有限公司 | Device, system and method for testing power supply circuit of packaged circuit board |
| CN114755564A (en) * | 2022-05-20 | 2022-07-15 | 宁波壹科芯电子科技有限公司 | Switching circuit and switching method for electronic product circuit board test |
| CN114755564B (en) * | 2022-05-20 | 2024-06-14 | 宁波壹科芯电子科技有限公司 | Switching circuit and switching method for testing circuit board of electronic product |
| CN115656767A (en) * | 2022-08-31 | 2023-01-31 | 广东弗我智能制造有限公司 | Universal atomizer detection method |
| CN117214692A (en) * | 2023-04-28 | 2023-12-12 | 东莞市小强电子科技有限公司 | Multifunctional electric performance testing system and testing process for brushless motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210427724U (en) | Electronic cigarette circuit board testing device | |
| CN108827372B (en) | Electronic cigarette state detection circuit, detection method and electronic cigarette | |
| CN203310920U (en) | Battery insulation detection circuit and battery insulation detection device | |
| CN204599332U (en) | A kind of electronic cigarette showing tobacco tar surplus | |
| US11197505B2 (en) | Load and sterilization combination control circuit | |
| CN109567280A (en) | Atomizer resistance value detection circuit and electronic cigarette | |
| US20090261843A1 (en) | Load simulator | |
| CN108896613A (en) | Water logging detection device and method | |
| CN206472856U (en) | A kind of ultrasonic electronic cigarette working control circuit | |
| CN111505562B (en) | Test system for metering performance self-monitoring capability of electric energy meter | |
| CN104461664B (en) | MCU start-up mode selection circuits | |
| CN209563497U (en) | Atomizer resistance value detection circuit and electronic cigarette | |
| CN201811935U (en) | Sensor module | |
| CN106932717B (en) | Comprehensive testing device for leakage protector | |
| CN200996557Y (en) | Portable air inspecter | |
| CN105277789B (en) | Mining resistance of electric detonator tester | |
| CN103217293A (en) | Casing tolerance test data acquisition trigger system based on vibration value | |
| CN104165747B (en) | A kind of portable detector of mechanical switch falling weight impact test | |
| CN104124952B (en) | A kind of recognizable key circuit | |
| CN202770946U (en) | Line detection device based on single chip microcomputer with A/D acquisition function | |
| CN108445314A (en) | The test device and vehicle of vehicle electric appliance | |
| CN205067603U (en) | Mining resistance of electric detonator tester | |
| CN208420962U (en) | A kind of signal deteching circuit and motor speed measuring system | |
| CN203929948U (en) | Detection apparatus for unusual protection fault of motor feedback of air conditioner | |
| CN108418284B (en) | Working power supply circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |