CN216209490U - ESD electrostatic discharge simulator - Google Patents
ESD electrostatic discharge simulator Download PDFInfo
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- CN216209490U CN216209490U CN202122687528.9U CN202122687528U CN216209490U CN 216209490 U CN216209490 U CN 216209490U CN 202122687528 U CN202122687528 U CN 202122687528U CN 216209490 U CN216209490 U CN 216209490U
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Abstract
The utility model discloses an ESD electrostatic discharge simulator, which comprises an electrostatic generator, an anti-static plate and an electrostatic discharge electrode, wherein a linear module is installed at the top of the anti-static plate, a support frame is arranged at the top of the linear module, an electric telescopic cylinder is installed on the support frame, a piston rod of the electric telescopic cylinder is connected with a locking frame, the electrostatic generator comprises an equipment shell, a control unit, an electrostatic generating unit and a wireless communication unit, the electrostatic generating unit comprises a direct current stabilized power supply and an electrostatic discharge circuit, the output end of the direct current stabilized power supply is connected with the electrostatic discharge circuit through a voltage regulating circuit, and the direct current stabilized power supply is connected with the output end of the control unit through an electromagnetic relay. The utility model can complete ESD detection, has high automation degree, greatly improves the detection efficiency, adds wireless remote control on the basis of the original control mode and is more convenient to use.
Description
Technical Field
The utility model relates to the field of electrostatic discharge simulation, in particular to an ESD (electro-static discharge) simulator.
Background
In the production process of an LED product, an ESD test (electrostatic discharge test) is required to be carried out on an LED chip to verify whether the chip of the LED display module meets the requirement of electrostatic protection grade, at present, the ESD test is carried out on the chip of the LED display module, and the electrostatic discharge test is carried out on each pin of the chip one by one; when each pin of the chip is subjected to an electrostatic discharge test, a gun head of the electrostatic discharge generator is abutted against the pin of the chip, and then contact discharge is performed with a voltage value from low to high.
The existing ESD simulator needs to enable a gun head to abut against pins of a chip when in testing, and needs to test the pins of the chip one by one, so that time and labor are wasted, and the testing efficiency is low.
Therefore, it is necessary to invent an ESD simulator to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an ESD simulator, which aims to solve the problems that the existing ESD simulator is time-consuming and labor-consuming in testing and low in testing efficiency.
In order to achieve the above purpose, the utility model provides the following technical scheme: an ESD electrostatic discharge simulator comprises an electrostatic generator, an anti-static plate and an electrostatic discharge electrode, wherein a linear module is horizontally arranged at the top of the anti-static plate, a support frame is arranged at the top of the linear module and fixedly connected with a sliding seat of the linear module, an electric telescopic cylinder is vertically arranged on the support frame, a piston rod of the electric telescopic cylinder is connected with a locking frame, the locking frame is connected with the electrostatic discharge electrode, the electrostatic generator comprises an equipment shell, a control unit, an electrostatic generation unit and a wireless communication unit, the output end of the control unit is respectively connected with the input ends of the linear module and the electric telescopic cylinder through leads, the wireless communication unit is electrically connected with the control unit and carries out data interaction with the control unit, the wireless communication unit is wirelessly connected with a user terminal and carries out data interaction with the user terminal, and the electrostatic generation unit comprises a direct current stabilized voltage power supply and an electrostatic discharge circuit, the output end of the direct current stabilized power supply is connected with the electrostatic discharge circuit through the voltage regulating circuit, the direct current stabilized power supply is connected with the output end of the control unit through the electromagnetic relay, the output end of the electrostatic discharge circuit is connected with the connecting port, and the connecting port is connected with the electrostatic discharge electrode through a cable.
Preferably, the input end of the direct current stabilized power supply is connected with a power supply charging circuit, the output end of the direct current stabilized power supply is connected with an electric quantity detection circuit in parallel, and the output end of the electric quantity detection circuit is connected with the input end of the control unit.
Preferably, the input of the control unit is connected with a voltage adjusting knob in series, the output of the control unit is connected with a display screen, a first electric quantity indicator lamp and a second electric quantity indicator lamp in series respectively, and the voltage adjusting knob, the display screen, the first electric quantity indicator lamp, the second electric quantity indicator lamp and the connecting port are arranged on the equipment shell.
Preferably, the output end of the electrostatic discharge circuit is connected in parallel with a voltage sensor, and the output end of the voltage sensor is connected with the input end of the control unit.
Preferably, a photoelectric detector is arranged on one side of the linear module, the photoelectric detector is fixed on the top of the anti-static plate, and the output end of the photoelectric detector is electrically connected with the input end of the control unit through a lead.
Preferably, be equipped with clamping part one on the locking frame, the interlude is provided with the threaded rod on the clamping part one, a threaded rod and a clamping part rotation are connected, be connected with clamping part two through thread engagement on the outer wall of threaded rod, clamping part two is relative setting with clamping part one.
In the technical scheme, the utility model provides the following technical effects and advantages:
1. the ESD detection can be completed through the electrostatic discharge electrode, the control unit, the electromagnetic relay, the linear module, the electric telescopic cylinder and the electrostatic generation unit, the automation degree is high, the detection efficiency is greatly improved, and on the basis of the original control mode, wireless remote control is added, so that the use is more convenient;
2. the voltage adjusting knob and the voltage adjusting circuit can adjust the output voltage of the electrostatic discharge circuit, so that the subsequent chip test is facilitated;
3. the power supply electric quantity and the output voltage of the electrostatic discharge circuit can be detected through the voltage sensor, the electric quantity detection circuit, the control unit, the display screen, the electric quantity indicator lamp I and the electric quantity indicator lamp II, and the electric quantity and the output voltage can be displayed through the display screen, so that a user can adjust the output voltage conveniently on one hand, and the user can master the use condition of the electric quantity of the battery conveniently on the other hand;
4. the distance between the second clamping part and the first clamping part is adjusted by rotating the threaded rod, and the electrostatic discharge electrode can be clamped by the first clamping part and the second clamping part, so that the electrostatic discharge electrode is convenient to disassemble and replace.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged view of the utility model at A in FIG. 1;
fig. 3 is a schematic circuit structure of the present invention.
Description of reference numerals:
1. an electrostatic generator; 2. a control unit; 3. an electric telescopic cylinder; 4. a linear module; 5. an electrostatic discharge electrode; 6. a photodetector; 7. a wireless communication unit; 8. an electromagnetic relay; 9. a voltage adjustment knob; 10. a static electricity generating unit; 11. a DC stabilized power supply; 12. a voltage regulation circuit; 13. an electrostatic discharge circuit; 14. an electric quantity detection circuit; 15. a power supply charging circuit; 16. a display screen; 17. a first electric quantity indicator lamp; 18. a second electric quantity indicator light; 19. a voltage sensor; 20. a user terminal; 21. a connection port; 22. a locking frame; 23. a first clamping part; 24. a second clamping part; 25. a threaded rod; 26. an antistatic plate.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The utility model provides an ESD electrostatic discharge simulator as shown in figures 1-3, which comprises an electrostatic generator 1, an anti-static plate 26 and an electrostatic discharge electrode 5, wherein a linear module 4 is horizontally installed on the top of the anti-static plate 26, the arranged anti-static plate 26 can prevent external static electricity from influencing a test result, and further can improve the accuracy of an ESD detection result, a support frame is arranged on the top of the linear module 4, the support frame is fixedly connected with a sliding seat of the linear module 4, an electric telescopic cylinder 3 is vertically installed on the support frame, a piston rod of the electric telescopic cylinder 3 is connected with a locking frame 22, the locking frame 22 is connected with the electrostatic discharge electrode 5, the electrostatic generator 1 comprises an equipment shell, a control unit 2, an electrostatic generation unit 10 and a wireless communication unit 7, the output end of the control unit 2 is respectively connected with the linear module 4 and the input end of the electric telescopic cylinder 3 through wires, the wireless communication unit 7 is electrically connected with the control unit 2 and performs data interaction, the wireless communication unit 7 is wirelessly connected with the user terminal 20 and performs data interaction, the user terminal 20 can be a terminal such as a computer and a mobile phone, the user terminal 20 is provided with a communication unit matched with the wireless communication unit 7 and can perform wireless communication with the control unit 2, when in use, software APP needing to be installed and developed on the user terminal 20 can be used for sending a control instruction, the instruction is transmitted to the control unit 2 through the wireless communication unit 7, the electromagnetic relay 8 is started by using the control unit 2, the direct current stabilized voltage power supply 11 is switched on, so that the static electricity generation unit 10 works, on the basis of the original control mode, wireless remote control is added, the use is more convenient, the static electricity generation unit 10 comprises the direct current stabilized voltage power supply 11 and the static electricity discharge circuit 13, output voltage of the direct current stabilized power supply 11 is relatively stable, and is favorable for improving stability of output voltage of the electrostatic discharge circuit 13, the output end of the direct current stabilized power supply 11 is connected with the electrostatic discharge circuit 13 through the voltage regulating circuit 12, and the voltage regulating circuit 12 is utilized to regulate the output voltage of the electrostatic discharge circuit 13, so that subsequent chip testing is conveniently carried out, the direct current stabilized power supply 11 is connected with the output end of the control unit 2 through the electromagnetic relay 8, the output end of the electrostatic discharge circuit 13 is connected with the connection port 21, and the connection port 21 is connected with the electrostatic discharge electrode 5 through a cable.
Further, in the above technical solution, an input end of the dc regulated power supply 11 is connected to a power charging circuit 15, the dc regulated power supply 11 is charged by the power charging circuit 15, an output end of the dc regulated power supply 11 is connected in parallel to an electric quantity detection circuit 14, an output end of the electric quantity detection circuit 14 is connected to an input end of the control unit 2, the electric quantity of the dc regulated power supply 11 is detected by the electric quantity detection circuit 14, data is transmitted to the control unit 2, after being processed by the control unit 2, a specific electric quantity value is displayed by the display screen 16, and if the electric quantity is sufficient, the control unit 2 controls the first electric quantity indicator lamp 17 to be turned on, and if not, the second electric quantity indicator lamp 18 is turned on.
Further, in the above technical scheme, the input of the control unit 2 is connected in series with the voltage adjusting knob 9, and the output voltage of the electrostatic discharge circuit 13 is manually adjusted through the voltage adjusting knob 9, the output of the control unit 2 is connected in series with the display screen 16, the first electric quantity indicator lamp 17 and the second electric quantity indicator lamp 18 respectively, and the voltage adjusting knob 9, the display screen 16, the first electric quantity indicator lamp 17, the second electric quantity indicator lamp 18 and the connection port 21 are all arranged on the equipment shell, and the first electric quantity indicator lamp 17 and the second electric quantity indicator lamp 18 are LED lamps with different colors, so that the user can conveniently identify the lamp.
Further, in the above technical solution, the output end of the electrostatic discharge circuit 13 is connected in parallel with a voltage sensor 19, the output end of the voltage sensor 19 is connected with the input end of the control unit 2, the voltage at the output end of the electrostatic discharge circuit 13 is detected by the voltage sensor 19, the detected voltage data is transmitted to the control unit 2, and after the control unit 2 processes the voltage data, the voltage value is displayed by the display screen 16, so that the voltage is conveniently adjusted by a user.
Further, in the above technical solution, one side of the linear module 4 is provided with a photo detector 6, the photo detector 6 is fixed on the top of the anti-static plate 26, an output end of the photo detector 6 is electrically connected to an input end of the control unit 2 through a wire, the photo detector 6 detects whether a chip is placed on the anti-static plate 26, when the chip is detected, the photo detector 6 transmits a signal to the control unit 2, and the control unit 2 is used to control each module to work.
Further, in above-mentioned technical scheme, be equipped with clamping part 23 on the locking frame 22, the interlude is provided with threaded rod 25 on clamping part 23, threaded rod 25 rotates with clamping part 23 and is connected, be connected with clamping part two 24 through the thread engagement on the outer wall of threaded rod 25, clamping part two 24 is relative the setting with clamping part 23, through rotating threaded rod 25, adjusts the distance between clamping part two 24 and the clamping part 23, utilizes clamping part two 23 and clamping part two 24 can press from both sides tight electrostatic discharge electrode 5.
This practical theory of operation:
referring to the attached drawings 1 and 3 of the specification, in use, the electrostatic discharge electrode 5 is connected with the connection port 21, the device is started, whether a chip is placed on the antistatic plate 26 is detected through the photoelectric detector 6, when the chip is detected, the photoelectric detector 6 transmits a signal to the control unit 2, the electromagnetic relay 8, the linear module 4 and the electric telescopic cylinder 3 are started, the electrostatic generation unit 10 works, the electrostatic discharge electrode 5 is discharged through the electrostatic generation unit 10, meanwhile, the linear module 4 drives the electrostatic discharge electrode 5 to move horizontally, the electric telescopic cylinder 3 drives the electrostatic discharge electrode 5 to be in contact with a pin of the chip to be detected, accordingly, the ESD detection can be completed, the degree of automation is high, the detection efficiency can be greatly improved, when remote control is needed, a control instruction is sent through software APP on the user terminal 20, the instruction is transmitted to the control unit 2 through the wireless communication unit 7, the control unit 2 is utilized to start the electromagnetic relay 8, and the direct current stabilized voltage power supply 11 is switched on, so that the static electricity generation unit 10 works, and wireless remote control is added on the basis of the original control mode, so that the use is more convenient;
referring to the attached drawings 1 and 3 of the specification, in the ESD detection process, the voltage adjusting knob 9 and the voltage adjusting circuit 12 can be used for adjusting the output voltage of the electrostatic discharge circuit 13, subsequent chip testing is facilitated, the electric quantity of the direct current stabilized power supply 11 is detected through the electric quantity detecting circuit 14, data are transmitted to the control unit 2, after the data are processed through the control unit 2, specific electric quantity values are displayed through the display screen 16, if the electric quantity is sufficient, the control unit 2 controls the first electric quantity indicating lamp 17 to be turned on, otherwise, the second electric quantity indicating lamp 18 is turned on, and a user can conveniently master the service condition of the electric quantity of the battery.
Referring to the attached drawings 1 and 2 in the specification, the distance between the second clamping portion 24 and the first clamping portion 23 is adjusted by rotating the threaded rod 25, the first clamping portion 23 and the second clamping portion 24 can be used for clamping the electrostatic discharge electrode 5, the disassembly is convenient, and the replacement of the electrostatic discharge electrode 5 is convenient.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.
Claims (6)
1. An ESD electrostatic discharge simulator comprises an electrostatic generator (1), an anti-static plate (26) and an electrostatic discharge electrode (5), and is characterized in that: the electrostatic protection device is characterized in that a linear module (4) is horizontally installed at the top of the anti-static plate (26), a support frame is arranged at the top of the linear module (4), the support frame is fixedly connected with a sliding seat of the linear module (4), an electric telescopic cylinder (3) is vertically installed on the support frame, a piston rod of the electric telescopic cylinder (3) is connected with a locking frame (22), the locking frame (22) is connected with an electrostatic discharge electrode (5), the electrostatic generator (1) comprises an equipment shell, a control unit (2), an electrostatic generating unit (10) and a wireless communication unit (7), the output end of the control unit (2) is respectively connected with the input ends of the linear module (4) and the electric telescopic cylinder (3) through wires, the wireless communication unit (7) is electrically connected with the control unit (2) and performs data interaction, the wireless communication unit (7) is wirelessly connected with a user terminal (20) and performs data interaction, and the static electricity generating unit (10) comprises a direct current stabilized power supply (11) and an electrostatic discharge circuit (13), the output end of the direct current stabilized power supply (11) is connected with the electrostatic discharge circuit (13) through a voltage regulating circuit (12), the direct current stabilized power supply (11) is connected with the output end of the control unit (2) through an electromagnetic relay (8), the output end of the electrostatic discharge circuit (13) is connected with a connecting port (21), and the connecting port (21) is connected with the electrostatic discharge electrode (5) through a cable.
2. The ESD electrostatic discharge simulator of claim 1, wherein: the input end of the direct current stabilized power supply (11) is connected with a power supply charging circuit (15), the output end of the direct current stabilized power supply (11) is connected with an electric quantity detection circuit (14) in parallel, and the output end of the electric quantity detection circuit (14) is connected with the input end of the control unit (2).
3. The ESD electrostatic discharge simulator of claim 1, wherein: the input of control unit (2) is established ties voltage control knob (9), the output of control unit (2) is established ties respectively and is had display screen (16), electric quantity pilot lamp (17) and electric quantity pilot lamp two (18), just voltage control knob (9), display screen (16), electric quantity pilot lamp (17), electric quantity pilot lamp two (18) and connection port (21) all set up on equipment shell.
4. The ESD electrostatic discharge simulator of claim 1, wherein: the output end of the electrostatic discharge circuit (13) is connected with a voltage sensor (19) in parallel, and the output end of the voltage sensor (19) is connected with the input end of the control unit (2).
5. The ESD electrostatic discharge simulator of claim 1, wherein: one side of the linear module (4) is provided with a photoelectric detector (6), the photoelectric detector (6) is fixed at the top of the anti-static plate (26), and the output end of the photoelectric detector (6) is electrically connected with the input end of the control unit (2) through a lead.
6. The ESD electrostatic discharge simulator of claim 1, wherein: be equipped with clamping part (23) on locking frame (22), it is provided with threaded rod (25) to alternate on clamping part (23), threaded rod (25) rotate with clamping part (23) and are connected, be connected with clamping part two (24) through thread engagement on the outer wall of threaded rod (25), clamping part two (24) are relative setting with clamping part (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122687528.9U CN216209490U (en) | 2021-11-04 | 2021-11-04 | ESD electrostatic discharge simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122687528.9U CN216209490U (en) | 2021-11-04 | 2021-11-04 | ESD electrostatic discharge simulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216209490U true CN216209490U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122687528.9U Active CN216209490U (en) | 2021-11-04 | 2021-11-04 | ESD electrostatic discharge simulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216209490U (en) |
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2021
- 2021-11-04 CN CN202122687528.9U patent/CN216209490U/en active Active
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