CN213023372U - Testing device for electronic locking device of electric automobile charging interface - Google Patents
Testing device for electronic locking device of electric automobile charging interface Download PDFInfo
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- CN213023372U CN213023372U CN202021465289.1U CN202021465289U CN213023372U CN 213023372 U CN213023372 U CN 213023372U CN 202021465289 U CN202021465289 U CN 202021465289U CN 213023372 U CN213023372 U CN 213023372U
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- electric automobile
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- charging interface
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Abstract
The utility model provides a testing device of an electronic locking device of an electric automobile charging interface, which comprises a box body, a 12V power module, an alternating current contactor, a time relay, a counting relay and a control signal output line, wherein the 12V power module, the alternating current contactor, the time relay, the counting relay and the control signal output line are arranged on the box body; the system comprises a 12V power supply module, a time relay, an alternating current contactor and a control signal output line, wherein the 12V power supply module, the time relay, the alternating current contactor and the control signal output line form a control signal output system, and the control signal output system outputs +/-12V direct current electric signals and is used for controlling the locking and unlocking of the state of the electronic locking device of the charging interface of the electric automobile; the AC contactor, the equipment start-stop button and the counting relay form a test counting system. The utility model discloses an experimental verification electric automobile interface electron locking means that charges is at electric automobile whole life cycle's reliability and validity, and it is clear and definite that electric automobile charges interface electron locking means still can keep the dependable performance and effective behind locking/unblock circulation ten thousand processes.
Description
Technical Field
The utility model belongs to the technical field of the test, especially, relate to an electric automobile charges interface electron locking device's testing arrangement.
Background
With the continuous and vigorous development of the electric automobile industry, the annual sales volume of electric automobiles is rapidly increased, and electric automobiles gradually go into thousands of households. In order to ensure the safety of the charging process of the electric automobile, an electronic locking device is specifically required to be installed on a direct-current charging interface of the electric automobile in the national standard of part 1 general requirement of a connecting device for conducting charging of the electric automobile GB/T20234.1-2015, so that the electronic locking device of the charging interface of the electric automobile is in a locking state in the direct-current charging process of the electric automobile, and the occurrence of electric shock of personnel is avoided. In addition, it needs to be understood that each electric automobile can be charged with high frequency in the whole life cycle, so that the electronic locking device of the electric automobile charging interface needs to be guaranteed to operate reliably and effectively in the whole life cycle, and the safety of personnel and property can be guaranteed to the maximum extent.
Although the reliability and the effectiveness of the electronic locking device of the electric automobile charging interface are important in the charging process of the electric automobile, no test equipment capable of systematically verifying the reliability and the effectiveness of the electronic locking device of the electric automobile charging interface in the whole life cycle exists in the market at present, so that great potential safety hazards exist in daily use of the electric automobile.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing an electric automobile interface electron locking device's that charges testing arrangement verifies electric automobile through the experiment and charges interface electron locking device and in electric automobile's whole life cycle's reliability and validity, and it is clear and definite that electric automobile charges interface electron locking device still can keep dependable performance and effective behind locking/unblock circulation ten thousand processes.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a test device for testing the service life of an electronic locking device of a charging interface of an electric automobile comprises a box body, a box body fixing seat, a 12V power module, an alternating current contactor, a time relay, a counting relay, a circuit breaker, a control signal output line, an equipment operation indicator lamp and an equipment start-stop button;
in the control signal output system, the 12V power supply module provides a +/-12V direct current electric signal, the +/-12V direct current electric signal passes through the time relay and is sent to the +/-12V direct current electric signal according to the preset frequency, the alternating current contactor converts the +/-12V direct current electric signal into a-12V direct current electric signal, and finally the +/-12V direct current electric signal and the-12V direct current electric signal are output according to the set requirement rule, and the locking and unlocking of the state of the electronic locking device of the charging interface of the electric automobile are controlled through the control signal output line;
the AC contactor, the equipment start-stop button and the counting relay are matched together to form a test counting system, the total test times are set in the counting relay before the test is started, the actual test times (the times that the testing machine sends +/-12V direct-current electric signals and-12V direct-current electric signals as required) are fed back through the AC contactor, and the test is stopped when the actual test times reach the total test times set in advance by the counting relay; in addition, the equipment start-stop button can restart the equipment and return the test value of the counting relay to zero so as to restart the test; the equipment operation indicator lamp is used for displaying whether the testing machine operates normally.
Compared with the prior art, the testing device and the method for the electric automobile charging interface electronic locking device have the following advantages:
the utility model discloses a to the regular continuous transmission of electric automobile interface electron locking device plus 12V signal of telecommunication and-12V signal of telecommunication, come circulation control electric automobile interface electron locking device locking and unblock that charges, the simulation electric automobile interface electron locking device that charges is at the operating condition of electric automobile charging in-process. And the locking and unlocking frequency of the electronic locking device of the electric automobile charging interface is adjusted according to the actual test requirements, the operation is stopped after ten thousand cycles are completed, and a tester judges the reliability and effectiveness of the electronic locking device of the electric automobile charging interface by observing the actual performance of the electronic locking device of the electric automobile charging interface in the test process.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the system of the present invention.
Wherein: 1-a box body; 2-box body fixing seat; a 3-12V power supply module; 4-an ac contactor; 5-a time relay; 6-counting relay; 7-a circuit breaker; 8-control signal output line; 9-equipment running indicator light; 10-device start-stop button.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are 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," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1-2, the utility model provides a test device and test method for electric automobile charges interface electron locking device life test, including box 1, box fixing base 2, 12V power module 3, ac contactor 4, time relay 5, counting relay 6, circuit breaker 7, control signal output line 8, equipment operation pilot lamp 9, equipment start-stop button 10.
The box body 1 is provided with a box body fixing seat 2, and the box body fixing seat 2 firmly fixes the equipment on the ground or a wall body so as to improve the safety of the equipment;
it needs to be explained that the operation mode of the electronic locking device of the charging interface of the electric automobile in the current market is commonly an open + 12V direct current signal starting locking mode, and an open-12V direct current signal starting unlocking mode;
the circuit breaker 7 is a main component of a test safety protection system and ensures the safety of equipment and personnel;
the 12V power module 3, the time relay 5, the alternating current contactor 4 and the control signal output line 8 are combined to be matched together to form a control signal output system, and a +/-12V direct current signal and a-12V direct current signal are output to control the locking and unlocking of the state of the electronic locking device of the electric automobile charging interface;
in the control signal output system, the 12V power module 3 provides a + 12V direct current electrical signal, the + 12V direct current electrical signal passes through the time relay 5 and is sent to the + 12V direct current electrical signal according to a preset frequency, the alternating current contactor 4 converts the + 12V direct current electrical signal into a-12V direct current electrical signal, and finally the + 12V direct current electrical signal and the-12V direct current electrical signal are output according to a preset requirement rule, and the locking and unlocking of the state of the electronic locking device of the charging interface of the electric automobile are controlled through the control signal output line 8;
the AC contactor 4, the equipment start-stop button 10 and the counting relay 6 are matched together to form a test counting system, the total test times are set in the counting relay 6 before the test is started, the actual test times (the times that the tester sends a 12V direct-current electric signal and a 12V direct-current electric signal as required) are fed back through the AC contactor 4, and the test is stopped when the actual test times reach the total test times set in advance by the counting relay 6; in addition, the equipment start-stop button 10 can restart the equipment and zero the test value of the counting relay 6 to restart the test; the equipment operation indicator lamp 9 is used for displaying whether the testing machine operates normally.
The working process of the utility model is as follows: before the test begins, a signal wire of the electric automobile charging interface locking device is connected with a control signal output wire 8 of equipment, a time relay 5 is adjusted according to the frequency required by the test, the equipment is electrified with 220V alternating current, and then the test times (the national standard requirement is ten thousand times) are set on a counting relay 6 according to the test requirement.
After preparation before the test is finished, pressing the equipment start-stop button 10, observing and determining whether the locking and unlocking of the electric automobile charging interface locking device are normally finished for a specified number of times, and if the locking and unlocking can be normally finished, judging the composite requirement of the electric automobile charging interface locking device through the equipment and the test;
if the locking can not be normally completed, firstly observing whether the breaker 7 is disconnected, if the breaker 7 is disconnected, switching on the breaker 7 again, pressing the equipment start-stop button 10 again, and repeating the steps until the electric automobile charging interface locking device can normally complete locking and unlocking for a specified number of times;
if the circuit breaker 7 is not disconnected, further checking whether the electric automobile charging interface locking device is normally connected with the control signal output line 8, if the connection is abnormal, reconnecting is needed, and the connection is ensured to be normal;
if the electric automobile charging interface locking device is normally connected with the control signal output line 8, whether devices such as the alternating current contactor 4, the time relay 5 and the counting relay 6 are damaged or not is checked, if the related devices are damaged, the power is cut off and the related devices are replaced, and after the power is turned on again, a start-stop button is pressed to start a test;
if the devices such as the alternating current contactor 4, the time relay 5, the counting relay 6 and the like are detected to be not damaged, a 12V direct current power supply is needed to supply a plus 12V direct current electric signal and a minus 12V direct current electric signal to the electric automobile charging interface locking device, whether the electric automobile charging interface locking device is normally locked and unlocked is observed, and if the electric automobile charging interface locking device can be normally locked and unlocked, the equipment start-stop button 10 is pressed again to start the test;
if the electric automobile charging interface locking device still can not be normally locked and unlocked, the electric automobile charging interface locking device can be judged to be in fault, and the requirements are not met.
The utility model discloses a to the regular continuous transmission of electric automobile interface electron locking device plus 12V signal of telecommunication and-12V signal of telecommunication, come circulation control electric automobile interface electron locking device locking and unblock that charges, the simulation electric automobile interface electron locking device that charges is at the operating condition of electric automobile charging in-process. And the locking and unlocking frequency of the electronic locking device of the electric automobile charging interface is adjusted according to the actual test requirements, the operation is stopped after ten thousand cycles are completed, and a tester judges the reliability and effectiveness of the electronic locking device of the electric automobile charging interface by observing the actual performance of the electronic locking device of the electric automobile charging interface in the test process.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides an electric automobile charges interface electron locking device's testing arrangement which characterized in that: the device comprises a box body, a 12V power supply module, an alternating current contactor, a time relay, a counting relay and a control signal output line, wherein the 12V power supply module, the alternating current contactor, the time relay, the counting relay and the control signal output line are arranged on the box body;
the system comprises a 12V power supply module, a time relay, an alternating current contactor and a control signal output line, wherein the 12V power supply module, the time relay, the alternating current contactor and the control signal output line form a control signal output system, and the control signal output system outputs +/-12V direct current electric signals and is used for controlling the locking and unlocking of the state of the electronic locking device of the charging interface of the electric automobile;
the AC contactor, the equipment start-stop button and the counting relay form a test counting system.
2. The testing device of the electronic locking device of the electric vehicle charging interface according to claim 1, characterized in that: and a box body fixing seat is arranged below the box body and fixes the equipment on the ground or a wall body.
3. The testing device of the electronic locking device of the electric vehicle charging interface according to claim 1, characterized in that: the box body is also provided with a breaker for ensuring the safety of equipment and personnel.
4. The testing device of the electronic locking device of the electric automobile charging interface according to claim 3, characterized in that: the circuit breaker is respectively connected with a 220V alternating current power supply module, a 12V power supply module, an equipment operation indicator lamp and an alternating current contactor.
5. The testing device of the electronic locking device of the electric vehicle charging interface according to claim 1, characterized in that: and an equipment operation indicator lamp is further arranged on the box body and used for displaying whether the testing machine operates normally in a power-on mode.
6. The testing device of the electronic locking device of the electric vehicle charging interface according to claim 5, characterized in that: the equipment operation indicator lamp is arranged on the left side of the box body.
7. The testing device of the electronic locking device of the electric vehicle charging interface according to claim 1, characterized in that: the box body is also provided with an equipment start-stop button which is used for restarting equipment.
8. The testing device of the electronic locking device of the electric vehicle charging interface according to claim 1, characterized in that: the equipment start-stop button is arranged on the right side of the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021465289.1U CN213023372U (en) | 2020-07-21 | 2020-07-21 | Testing device for electronic locking device of electric automobile charging interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021465289.1U CN213023372U (en) | 2020-07-21 | 2020-07-21 | Testing device for electronic locking device of electric automobile charging interface |
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| Publication Number | Publication Date |
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| CN213023372U true CN213023372U (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021465289.1U Active CN213023372U (en) | 2020-07-21 | 2020-07-21 | Testing device for electronic locking device of electric automobile charging interface |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113189475A (en) * | 2021-05-12 | 2021-07-30 | 中国第一汽车股份有限公司 | Function test system and method of locking assembly |
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2020
- 2020-07-21 CN CN202021465289.1U patent/CN213023372U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113189475A (en) * | 2021-05-12 | 2021-07-30 | 中国第一汽车股份有限公司 | Function test system and method of locking assembly |
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