CN210294469U - Breaker, switch and socket comprehensive testing machine - Google Patents
Breaker, switch and socket comprehensive testing machine Download PDFInfo
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- CN210294469U CN210294469U CN201920981985.9U CN201920981985U CN210294469U CN 210294469 U CN210294469 U CN 210294469U CN 201920981985 U CN201920981985 U CN 201920981985U CN 210294469 U CN210294469 U CN 210294469U
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- voltage regulator
- circuit breaker
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Abstract
The utility model relates to a circuit breaker, switch and socket comprehensive testing machine, which comprises a testing box body, wherein the testing box body is provided with a circuit breaker mounting frame, a switch and socket mounting box, a control panel and a temperature sensor; the control panel, the wiring terminal of the breaker mounting rack and the power supply are connected in series to form a breaker test loop; the wiring terminals of the control panel, the switch and socket mounting box are connected with a power supply in series to form a switch and socket test loop; breaker mounting bracket and switch and socket mounting box all are connected with temperature sensor, its characterized in that: the test box body is also provided with an automatic voltage regulator, one automatic voltage regulator is connected in series in a circuit breaker test loop, the other automatic voltage regulator is connected in series in a switch and socket test loop, the automatic voltage regulator comprises a voltage regulator and a stepping motor, and the shaft part of the voltage regulator is connected with the motor shaft of the stepping motor. The utility model discloses adjust voltage and electric current accuracy, convenience and swift.
Description
Technical Field
The utility model relates to an electric switch, socket and the experimental field of circuit breaker specifically are electric switch, switch and socket combined test machine.
Background
The comprehensive testing machine for the circuit breaker, the switch and the socket is a device for evaluating the temperature rise test of the surface and each terminal of the circuit breaker, the switch and the socket when the circuit breaker, the switch and the socket are connected with load current, and can reflect the terminal heating condition of a sample in the using process and be used for guiding the quality control of products. In recent years, with the rapid development of the electrical appliance industry in China, various high-power electrical appliance components are commonly used, so that various high-power switches, sockets and circuit breaker products are applied to daily life on a large scale, and corresponding product quality control is strictly executed to prevent various accidents. National standard "plug and socket for similar use for household" part 1 issued in China: general requirements (GB 2099.1-2008) and "switches for stationary electrical devices for domestic and similar uses" (GB 16915.1-2014) GB10963.1-2005 "overcurrent protection circuit breakers for electrical accessory domestic and similar applications part 1: the circuit breaker for alternating current clearly requires a temperature rise test for a sample.
The current breaker, switch and socket comprehensive testing machine for the laboratory adopts a manual adjusting mode for general current and voltage adjustment, so that the adjustment in the testing process is not accurate enough, the adjusting time is long, and the operation is inconvenient.
SUMMERY OF THE UTILITY MODEL
Purpose of the utility model
In order to solve the problem that the prior art adopts manual regulation, the utility model provides an automatic voltage regulator's circuit breaker, switch and socket combined test machine.
Technical scheme
A comprehensive testing machine for a circuit breaker, a switch and a socket comprises a testing box body, wherein the testing box body is provided with a circuit breaker mounting frame, a switch and socket mounting box, a control panel and a temperature sensor; the control panel, the wiring terminal of the breaker mounting rack and the power supply are connected in series to form a breaker test loop; the wiring terminals of the control panel, the switch and socket mounting box are connected with a power supply in series to form a switch and socket test loop; breaker mounting bracket and switch and socket mounting box all are connected with temperature sensor, its characterized in that: the test box body is also provided with an automatic voltage regulator, one automatic voltage regulator is connected in series in a circuit breaker test loop, the other automatic voltage regulator is connected in series in a switch and socket test loop, the automatic voltage regulator comprises a voltage regulator and a stepping motor, and the shaft part of the voltage regulator is connected with the motor shaft of the stepping motor.
The control panel is provided with a screen which is connected with the temperature sensor and is used for displaying the temperature value of the temperature sensor.
The control panel is connected to the test box body through a support.
The shaft part of the voltage regulator is connected with a motor shaft of the stepping motor through a coupler and can rotate synchronously.
The stepping motor is fixed on a motor bracket above the voltage regulator.
In one case, the stepper motor is a fixed angle stepper motor.
Under another kind of condition, the axial region of voltage regulator is fixed with the runing rest, and the upper end of the other end of runing rest is fixed with a metal original paper, and the motor support is fixed with two proximity switch, and the metal original paper can be close to with every proximity switch respectively and trigger sensing signal when rotatory.
And a rubber pad is padded between the stepping motor and the motor support.
The rubber pad is of an upper layer structure and a lower layer structure, the upper layer structure is a foamed porous upper pad, the lower layer structure is a lower pad with density higher than that of the upper pad, and a central hole is formed in the center of the rubber pad.
Advantages and effects
The shaft part of the voltage regulator is driven to rotate by the stepping motor to achieve the function of automatically adjusting the voltage and the current, manual adjustment is not needed, and the adjustment is accurate, convenient and quick.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a comprehensive testing machine for circuit breakers, switches and sockets;
fig. 2 is a schematic front view of an automatic voltage regulator structure of the integrated testing machine for circuit breakers, switches and sockets;
FIG. 3 is a schematic diagram of an automatic voltage regulator structure of the integrated testing machine for circuit breakers, switches and sockets, viewed from above;
FIG. 4 is a schematic structural view of a stepping motor with a rubber pad under it;
fig. 5 is a schematic structural view of a rubber pad.
Description of reference numerals: 1. a test box body; 2. a circuit breaker mounting bracket; 3. a switch and socket mounting box; 4. an automatic voltage regulator; 5. a control panel; 6. a support; 7. a temperature sensor; 4-1, a voltage regulator; 4-2, rotating the bracket; 4-3, coupling; 4-4. a motor bracket; 4-5, a proximity switch; 4-6 parts of a stepping motor, 4-7 parts of a rubber pad, 4-7-1 parts of an upper pad, 4-7-2 parts of a lower pad and 4-7-3 parts of a central hole.
Detailed Description
The invention will be further explained with reference to the drawings:
example 1
A comprehensive testing machine for a circuit breaker, a switch and a socket comprises a testing box body 1, wherein the testing box body 1 is provided with a circuit breaker mounting frame 2, a switch and socket mounting box 3, a control panel 5 and a temperature sensor 7; the control panel 5, the wiring terminal of the breaker mounting frame 2 and the power supply are connected in series to form a breaker test loop; the control panel 5, the wiring terminal of the switch and socket mounting box 3 and a power supply are connected in series to form a switch and socket test loop; the circuit breaker mounting frame 2 and the switch and socket mounting box 3 are all connected with a temperature sensor 7, the automatic voltage regulators 4 are further mounted on the test box body 1, one automatic voltage regulator 4 is connected in series in a circuit breaker test loop, the other automatic voltage regulator 4 is connected in series in a switch and socket test loop, each automatic voltage regulator 4 comprises a voltage regulator 4-1 and a stepping motor 4-6, and the shaft parts of the voltage regulators 4-1 and the motor shafts of the stepping motors 4-6 are connected together through couplers and can rotate synchronously. The stepping motor 4-6 is fixed on the motor bracket 4-4 above the voltage regulator 4-1. A rotating bracket 4-2 is fixed on the shaft part of the voltage regulator 4-1, a metal element is fixed on the upper end of the other end of the rotating bracket 4-2, two proximity switches 4-5 are fixed on the motor bracket 4-4, one determines the zero point of the voltage value, and the other determines the terminal point of the voltage value. When the metal original piece rotates, the metal original piece can approach each proximity switch 4-5 respectively to trigger the induction signal. The control panel is operated to provide forward or reverse voltage to the stepping motor, and the stepping motor is electrified or powered off to control the rotation of the stepping motor. The control panel 5 is provided with a screen connected to the temperature sensor 7 and used for displaying the temperature value of the temperature sensor 7. The control panel 5 is connected to the test box 1 through a bracket 6. As shown in fig. 4 and 5, a rubber pad 4-7 is arranged between the stepping motor 4-6 and the motor support 4-4, and a soft rubber pad is arranged between the stepping motor 4-6 and the motor support 4-4, so that the stepping motor 4-6 and the motor support 4-4 can be connected more firmly. Rubber pad 4-7 the ethylene propylene diene monomer rubber used in this example is a two-layer composite structure, the upper layer structure is a foamed porous upper pad 4-7-1, the lower layer structure is a conventional ethylene propylene diene monomer lower pad 4-7-2 with a density greater than that of the upper pad 4-7-1, and a central hole 4-7-3 is provided in the center of the rubber pad 4-7. The difference of the upper structure and the lower structure leads to better shock absorption of the motor.
Example 2
A comprehensive testing machine for a circuit breaker, a switch and a socket comprises a testing box body 1, wherein the testing box body 1 is provided with a circuit breaker mounting frame 2, a switch and socket mounting box 3, a control panel 5 and a temperature sensor 7; the control panel 5, the wiring terminal of the breaker mounting frame 2 and the power supply are connected in series to form a breaker test loop; the control panel 5, the wiring terminal of the switch and socket mounting box 3 and a power supply are connected in series to form a switch and socket test loop; the circuit breaker mounting frame 2 and the switch and socket mounting box 3 are all connected with a temperature sensor 7, the automatic voltage regulators 4 are further mounted on the test box body 1, one automatic voltage regulator 4 is connected in series in a circuit breaker test loop, the other automatic voltage regulator 4 is connected in series in a switch and socket test loop, each automatic voltage regulator 4 comprises a voltage regulator 4-1 and a stepping motor 4-6, and the shaft parts of the voltage regulators 4-1 and the motor shafts of the stepping motors 4-6 are connected together through couplers and can rotate synchronously. The stepping motor 4-6 is fixed on the motor bracket 4-4 above the voltage regulator 4-1. The control panel is operated to provide forward or reverse voltage to the stepping motor, and the stepping motor is electrified or powered off to control the rotation of the stepping motor. The stepping motors 4-6 of the present embodiment are fixed angle stepping motors, and can control the stepping motors 4-6 to rotate through a fixed angle. The embodiment uses a two-phase hybrid stepping motor of 57HBP76AL4-TK0 of Shidai superman company, and is adapted to drive a two-phase stepping motor driver with ZD-2HD330 performance, and a long stepping motor controller is CS 10-1S. The control of the stepping motor is the technology disclosed by the original piece which can be bought and the Chinese stepping motor network, and the rotation angle of the stepping motor can be set so as to meet the rotation angle control requirement of the testing machine. When the voltage needs to be adjusted, the stepping motors 4-6 are operated, and when the set voltage and current values are reached, the motors stop rotating. The control panel 5 is provided with a screen connected to the temperature sensor 7 and used for displaying the temperature value of the temperature sensor 7. The control panel 5 is connected to the test box 1 through a bracket 6. As shown in fig. 4 and 5, a rubber pad 4-7 is arranged between the stepping motor 4-6 and the motor support 4-4, and a soft rubber pad is arranged between the stepping motor 4-6 and the motor support 4-4, so that the stepping motor 4-6 and the motor support 4-4 can be connected more firmly. Rubber pad 4-7 the ethylene propylene diene monomer rubber used in this example is a two-layer composite structure, the upper layer structure is a foamed porous upper pad 4-7-1, the lower layer structure is a conventional ethylene propylene diene monomer lower pad 4-7-2 with a density greater than that of the upper pad 4-7-1, and a central hole 4-7-3 is provided in the center of the rubber pad 4-7. The difference of the upper structure and the lower structure leads to better shock absorption of the motor.
Example 3
A comprehensive testing machine for a circuit breaker, a switch and a socket comprises a testing box body 1, wherein the testing box body 1 is provided with a circuit breaker mounting frame 2, a switch and socket mounting box 3, a control panel 5 and a temperature sensor 7; the control panel 5, the wiring terminal of the breaker mounting frame 2 and the power supply are connected in series to form a breaker test loop; the control panel 5, the wiring terminal of the switch and socket mounting box 3 and a power supply are connected in series to form a switch and socket test loop; the circuit breaker mounting frame 2 and the switch and socket mounting box 3 are all connected with a temperature sensor 7, the automatic voltage regulators 4 are further mounted on the test box body 1, one automatic voltage regulator 4 is connected in series in a circuit breaker test loop, the other automatic voltage regulator 4 is connected in series in a switch and socket test loop, each automatic voltage regulator 4 comprises a voltage regulator 4-1 and a stepping motor 4-6, and the shaft parts of the voltage regulators 4-1 and the motor shafts of the stepping motors 4-6 are connected together through couplers and can rotate synchronously. The stepping motor 4-6 is fixed on the motor bracket 4-4 above the voltage regulator 4-1. A rotating bracket 4-2 is fixed on the shaft part of the voltage regulator 4-1, a metal element is fixed on the upper end of the other end of the rotating bracket 4-2, two proximity switches 4-5 are fixed on the motor bracket 4-4, one determines the zero point of the voltage value, and the other determines the terminal point of the voltage value. When the metal original piece rotates, the metal original piece can approach each proximity switch 4-5 respectively to trigger the induction signal. The control panel is operated to provide forward or reverse voltage to the stepping motor, and the stepping motor is electrified or powered off to control the rotation of the stepping motor. A stepping motor 4-6 (model 57BYGH 401) is fixed on the voltage regulator by a motor bracket 4-4. The required voltage and current values are determined as the motor rotates. When the set voltage and current values are reached, the motor stops rotating: the metal element is positioned at the lower end of one proximity switch 4-5 at the beginning, the control panel 5 sends a pulse signal to the stepping motor through the PLC to drive the voltage regulator to slowly rotate at a set speed, the voltage value and the current value are correspondingly increased/decreased immediately, and the voltage and current sensors transmit analog quantity signals detected in real time to the PLC; when the set voltage value is reached, namely the metal element moves to the lower end of another proximity switch 4-5, the pulse signal of the stepping motor is stopped, and the motor stops rotating, so that the aim of accurate control of the embodiment is fulfilled. The control of the PLC in this embodiment is the knowledge that those skilled in the art know, and the PLC setting itself is not the innovation of this embodiment. As shown in fig. 4 and 5, a rubber pad 4-7 is arranged between the stepping motor 4-6 and the motor support 4-4, and a soft rubber pad is arranged between the stepping motor 4-6 and the motor support 4-4, so that the stepping motor 4-6 and the motor support 4-4 can be connected more firmly. Rubber pad 4-7 the ethylene propylene diene monomer rubber used in this example is a two-layer composite structure, the upper layer structure is a foamed porous upper pad 4-7-1, the lower layer structure is a conventional ethylene propylene diene monomer lower pad 4-7-2 with a density greater than that of the upper pad 4-7-1, and a central hole 4-7-3 is provided in the center of the rubber pad 4-7. The difference of the upper structure and the lower structure leads to better shock absorption of the motor.
As shown in fig. 1, the circuit breaker mounting bracket 2 is fixed at the upper partition of the test box body by screws using a standard circuit breaker mounting slide rail. The switch and socket mounting box 3 is fixed on a lower partition plate sheet of the test box through screws, the switch and socket mounting box 3 is a common structure in the field, is made of wood for the outside, is internally provided with a switch cassette and is filled with cement in the middle, and is fixed by a fixing clamp arranged outside the mounting box after a sample is mounted. The automatic voltage regulator 4 is fixed on a lower fixing plate of the test box body through screws and used for regulating voltage and current values required during tests. The support 6 is installed on one side of the test box body through screws and used for installing the control panel 5, and operation is convenient. The control panel 5 may be a standard push button control switch or may be configured as a touch screen. The temperature sensor 7 is used for testing the temperature rise condition of each terminal of the sample.
As shown in fig. 2 and 3, one end of the rotating bracket 4-2 is fixed on the shaft of the voltage regulator 4-1 by means of screw clamping, and can rotate along with the shaft of the voltage regulator 4-1, an adjusting screw is mounted above the rotating bracket 4-2, the distance between the adjusting screw and the proximity switch 4-5 can be adjusted, the upper part of the adjusting screw is connected with a metal element or the adjusting screw is directly used as a metal element for the cooperation of the proximity switch, the proximity switch 4-5 has two parts, one part determines the zero point of the voltage value, and the other part determines the terminal point of the voltage value. The shaft coupling 4-3 is used for coupling the shaft of the voltage regulator 4-1 and the shaft of the stepping motor 4-6 together.
The utility model discloses the temperature rise temperature test that both can do switch, socket can be done the circuit breaker again. The above-described embodiments are described in more detail and specifically, but the scope of the invention is not to be interpreted as being limited thereto. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A comprehensive testing machine for a circuit breaker, a switch and a socket comprises a testing box body, wherein the testing box body is provided with a circuit breaker mounting frame, a switch and socket mounting box, a control panel and a temperature sensor; the control panel, the wiring terminal of the breaker mounting rack and the power supply are connected in series to form a breaker test loop; the wiring terminals of the control panel, the switch and socket mounting box are connected with a power supply in series to form a switch and socket test loop; breaker mounting bracket and switch and socket mounting box all are connected with temperature sensor, its characterized in that: the test box body is also provided with an automatic voltage regulator, one automatic voltage regulator is connected in series in a circuit breaker test loop, the other automatic voltage regulator is connected in series in a switch and socket test loop, the automatic voltage regulator comprises a voltage regulator and a stepping motor, and the shaft part of the voltage regulator is connected with the motor shaft of the stepping motor.
2. The circuit breaker, switch and socket testing complex of claim 1, wherein: the control panel is provided with a screen which is connected with the temperature sensor and is used for displaying the temperature value of the temperature sensor.
3. The circuit breaker, switch and socket testing complex of claim 1, wherein: the control panel is connected to the test box body through a support.
4. The circuit breaker, switch and socket testing complex of claim 1, wherein: the shaft part of the voltage regulator is connected with a motor shaft of the stepping motor through a coupler and can rotate synchronously.
5. The circuit breaker, switch and socket testing complex of claim 1, wherein: the stepping motor is fixed on a motor bracket above the voltage regulator.
6. The circuit breaker, switch and socket testing complex of claim 5, wherein: the stepping motor is a fixed-angle stepping motor.
7. The circuit breaker, switch and socket testing complex of claim 5, wherein: the axial region of voltage regulator is fixed with the runing rest, and the upper end of the other end of runing rest is fixed with a metal original paper, and the motor support is fixed with two proximity switch, and the metal original paper can be close to with every proximity switch respectively and trigger sensing signal when rotatory.
8. The circuit breaker, switch and socket testing complex of claim 5, wherein: and a rubber pad is padded between the stepping motor and the motor support.
9. The circuit breaker, switch and socket testing complex of claim 8, wherein: the rubber pad is of an upper layer structure and a lower layer structure, the upper layer structure is a foamed porous upper pad, the lower layer structure is a lower pad with density higher than that of the upper pad, and a central hole is formed in the center of the rubber pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920981985.9U CN210294469U (en) | 2019-06-27 | 2019-06-27 | Breaker, switch and socket comprehensive testing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920981985.9U CN210294469U (en) | 2019-06-27 | 2019-06-27 | Breaker, switch and socket comprehensive testing machine |
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| Publication Number | Publication Date |
|---|---|
| CN210294469U true CN210294469U (en) | 2020-04-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920981985.9U Active CN210294469U (en) | 2019-06-27 | 2019-06-27 | Breaker, switch and socket comprehensive testing machine |
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| CN (1) | CN210294469U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115343510A (en) * | 2022-10-18 | 2022-11-15 | 山东昊特自动化仪表有限公司 | Detection platform for electrical equipment |
-
2019
- 2019-06-27 CN CN201920981985.9U patent/CN210294469U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115343510A (en) * | 2022-10-18 | 2022-11-15 | 山东昊特自动化仪表有限公司 | Detection platform for electrical equipment |
| CN115343510B (en) * | 2022-10-18 | 2023-01-24 | 山东昊特自动化仪表有限公司 | Detection platform for electrical equipment |
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