CN220961704U

CN220961704U - Charging pile life testing device

Info

Publication number: CN220961704U
Application number: CN202322770283.5U
Authority: CN
Inventors: 王加鸿; 刘钢; 吴加贤
Original assignee: Solax Power Network Technology Zhejiang Co Ltd
Current assignee: Solax Power Network Technology Zhejiang Co Ltd
Priority date: 2023-10-13
Filing date: 2023-10-13
Publication date: 2024-05-14
Anticipated expiration: 2033-10-13

Abstract

The application discloses a life testing device of a charging pile, which relates to the technical field of charging piles, and comprises: the device comprises a temperature adjusting device, a humidity adjusting device, a data acquisition module and a test cabin; the output pipeline of the temperature adjusting device is communicated with the inside of the test cabin, the output pipeline of the humidity adjusting device is communicated with the inside of the test cabin, a vibration platform and a sensor module are arranged in the test cabin, the vibration platform is used for fixing a charging pile to be tested and driving the charging pile to be tested to vibrate, and the sensor module is used for collecting temperature data, humidity data and vibration data of the vibration platform in the test cabin; the data acquisition module is electrically connected with the sensor module. The application can provide temperature, humidity and vibration stress for the life test of the charging pile, can freely combine various stresses, provides different test environments and improves the life test efficiency of the charging pile.

Description

Charging pile life testing device

Technical Field

The application relates to the technical field of charging piles, in particular to a service life testing device of a charging pile.

Background

The production quantity and the application range of new energy electric vehicles are wider and wider, so that the requirements of supporting facilities of the electric vehicles are increased year by year, and particularly, the charging pile is more important, and the electric vehicles are indispensible. The charging pile of the alternating-current electric automobile is commonly called as slow charging, is fixedly arranged outside the electric automobile, can be connected with an alternating-current power grid for taking electricity, and provides a power supply device of an alternating-current power supply for a vehicle-mounted charger (namely, a charger fixedly arranged on the electric automobile) of the electric automobile. As the life and quality of the charging pile are expected to be higher and higher by users, service life tests of the charging pile are paid more and more attention to by manufacturers. Therefore, manufacturers can test samples through a High Accelerated Life Test (HALT) method to find factors influencing the service life of the charging pile through the test, and further improve the service life of the charging pile. The existing charging pile life test equipment is usually tightened step by step through a single certain stress so as to accelerate the problem of exposing test samples, and the efficiency is lower when testing various factors influencing the service life of the charging pile. Regarding how to improve the efficiency of life test based on test equipment, no better scheme is proposed at present.

Disclosure of utility model

The application mainly aims to provide a life test device for a charging pile, which can at least provide temperature, humidity and vibration stress, and improves the life test efficiency of the charging pile by providing various stresses.

According to an aspect of the present application, there is provided a charging pile life test device including: the device comprises a temperature adjusting device, a humidity adjusting device, a data acquisition module and a test cabin; the output pipeline of the temperature adjusting device is communicated with the inside of the test cabin and is used for adjusting the temperature in the test cabin; the output pipeline of the humidity adjusting device is communicated with the inside of the test cabin and is used for adjusting the humidity in the test cabin; the test cabin is internally provided with a vibration platform and a sensor module, the vibration platform is used for fixing a charging pile to be tested and driving the charging pile to be tested to vibrate, and the sensor module is used for collecting temperature data, humidity data and vibration data of the vibration platform in the test cabin; the data acquisition module is electrically connected with the sensor module and is used for acquiring and storing the temperature data, the humidity data and the vibration data.

In the present application, it comprises: the device comprises a temperature adjusting device, a humidity adjusting device, a data acquisition module and a test cabin; the output pipeline of the temperature adjusting device is communicated with the inside of the test cabin and is used for adjusting the temperature in the test cabin; the output pipeline of the humidity adjusting device is communicated with the inside of the test cabin and is used for adjusting the humidity in the test cabin; the test cabin is internally provided with a vibration platform and a sensor module, the vibration platform is used for fixing a charging pile to be tested and driving the charging pile to be tested to vibrate, and the sensor module is used for collecting temperature data, humidity data and vibration data of the vibration platform in the test cabin; the data acquisition module is electrically connected with the sensor module and is used for acquiring and storing the temperature data, the humidity data and the vibration data. The application can provide temperature, humidity and vibration stress for the life test of the charging pile, can freely combine various stresses, provides different test environments and improves the life test efficiency of the charging pile.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:

FIG. 1 is a block diagram of a charging pile life test device according to the present application;

fig. 2 is a schematic front view of a life testing device for a charging pile according to the present application;

FIG. 3 is a schematic diagram of a working flow of a charging pile life testing device disclosed by the application;

wherein the above figures include the following reference numerals:

101. A test chamber; 102. a temperature adjusting device; 103. a humidity adjusting device; 104. a data acquisition module; 105. a vibration platform; 106. a sensor module; 201. a heating device; 202. heating the control valve; 203. charging piles; 204. a clamp; 205. a humidification control valve; 206. a humidifying boiler; 207. a single chip microcomputer; 208. a load module; 209. a power supply module; 210. a main power supply; 211. a display module; 212. a data acquisition instrument; 213. a temperature and humidity sensor; 214. an acceleration sensor; 215. vibrating the air hammer; 216. a base; 217. a test bench; 218. a liquid nitrogen refrigerating device; 219. and a refrigeration control valve.

Detailed Description

It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present application unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the authorization specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

First, the terms involved will be explained.

HALT (HIGH ACCELERATED LIFE TEST ): the method is a procedure for finding defects, which accelerates the exposure of defects and weak points of test samples by setting progressively increasing severe environmental stress, analyzes and improves the exposed defects and faults from various aspects such as design, process, materials and the like, and adopts a test method for quickly finding the defects of products in order to find the defects and the weak points of the products as early as possible in the research and development design stage, avoid the dilemma of repeated design and test after finding problems in the reliability test of the system.

The traditional high-acceleration life test equipment can not provide various stresses efficiently, and the sample condition can not be predicted in a long-term acceleration life test, so that a tester needs to check on site regularly, and excessive time and manpower resources are consumed. To solve this problem, there is an urgent need for a technology of improving HALT test equipment.

Based on the above, the application provides the life test device for the charging pile, which can realize high-acceleration life test on the conditions of high-temperature test, low-temperature test, humidity test, temperature cycle test, vibration stress test, temperature-vibration comprehensive test and the like of the alternating-current charging pile, and improves the working efficiency and the test accuracy.

Referring to a block diagram of a life test device of a charging pile shown in fig. 1, the application provides a life test device of a charging pile, comprising: a temperature adjusting device 102, a humidity adjusting device 103, a data acquisition module 104 and a test cabin 101; the output pipeline of the temperature adjusting device is communicated with the inside of the test cabin and is used for adjusting the temperature in the test cabin; the output pipeline of the humidity adjusting device is communicated with the inside of the test cabin and is used for adjusting the humidity in the test cabin; a vibration platform 105 and a sensor module 106 are arranged in the test cabin, the vibration platform is used for fixing the charging pile to be tested and driving the charging pile to be tested to vibrate, and the sensor module is used for collecting temperature data, humidity data and vibration data of the vibration platform in the test cabin; the data acquisition module is electrically connected with the sensor module and is used for acquiring and storing the temperature data, the humidity data and the vibration data.

In the embodiment of the utility model, the output pipeline of the temperature adjusting device is communicated with the inside of the test cabin, the temperature adjusting device can raise or lower the temperature of air, and the air with the raised or lowered temperature is conveyed into the inside of the test cabin through the output pipeline, so that the temperature in the test cabin is adjusted, and a temperature environment is provided for the test. The output pipeline of the humidity adjusting device is communicated with the inside of the test cabin, the humidity adjusting device can increase air humidity, and humidity is increased to the inside of the test cabin through the output pipeline, so that a humidity environment is provided for testing.

And a vibration platform and a sensor module are arranged in the test cabin, and the vibration platform is used for fixing the to-be-tested charging pile and driving the to-be-tested charging pile to vibrate, so that a vibration environment is provided for the test. The sensor module may include a temperature sensor, a humidity sensor and/or an acceleration sensor for acquiring temperature data, humidity data and vibration data of the vibration platform in the test chamber. The temperature sensor, the humidity sensor and/or the acceleration sensor may be disposed on the vibration platform, or the temperature sensor and the humidity sensor may be disposed on an inner surface of the test cabin, and may be specifically disposed according to actual requirements, which is not specifically limited in the embodiment of the present utility model.

In the embodiment of the utility model, the temperature adjusting device, the humidity adjusting device and/or the vibration platform can be controlled according to actual requirements to provide a testing environment meeting the requirements, for example, a testing environment such as a high-temperature test, a low-temperature test, a humidity test, a temperature cycle test, a vibration stress test, a comprehensive temperature and vibration test and the like can be provided. According to the embodiment of the utility model, on the basis of the existing environment testing equipment, various stresses are added: stress such as temperature, humidity, vibration, etc., and test conditions can be freely combined.

The data acquisition module is electrically connected with the sensor module, after the sensor module acquires temperature data, humidity data and vibration data of the vibration platform in the test cabin, the temperature data, the humidity data and the vibration data are acquired and stored, and a user can acquire relevant data of the life test of the charging pile from the data acquisition module so as to perform data analysis. In the embodiment of the utility model, the sensor module can acquire the test environment data in the test cabin in real time, and the running condition of the alternating current charging pile can be observed in real time based on the data acquired and stored by the data acquisition module so as to evaluate the environmental adaptability; meanwhile, the design defect of the alternating-current charging pile can be rapidly found, the design defect is timely improved, the testing efficiency is improved, the input of human resources is reduced, and the quality of products is effectively improved.

When the life test experiment of the charging pile to be tested is carried out, the charging pile to be tested is respectively electrically connected with the load module and the power supply module, wherein the power supply module can acquire power from a main power supply to supply power for the charging pile to be tested, and the charging pile provides the power acquired from the power supply module for the load module so as to charge the load module.

The power supply module can be connected with the main power supply through a power line, and provides an alternating current power supply, the rated power of the power supply module is 75kW, and the power supply module supplies power for the alternating current charging pile to be tested. It should be noted that the power supply module may support ac voltage, current and/or frequency settings, support grid adaptability, and may be adapted to different voltage ranges or frequency ranges. The power supply module may include a receiving unit and a processing unit. The receiving unit is electrically connected with the processing unit. The receiving unit is used for receiving an alternating voltage setting instruction, a current setting instruction and/or a frequency setting instruction; the processing unit is used for adjusting the power supply voltage value to a target voltage value according to the voltage setting instruction, adjusting the power supply current value to a target current value according to the current setting instruction and/or adjusting the power supply frequency value to a target frequency value according to the frequency setting instruction. Based on the power supply module, the power grid adaptability of the charging pile life testing device can be improved, and the application range of the charging pile life testing device is enlarged.

The load module can be an alternating current load, the alternating current load is connected with a main power supply through a power line, and the alternating current load is an output load of the alternating current charging pile. The load module may include a heat dissipation module for reducing a temperature of the load module, which may be a fan. The alternating current load is connected to the total power supply, a fan inside the alternating current load is started by using the power supply, heat is dissipated to a heating wire of the simulated load, and the overheat fault of the load is prevented.

In one possible implementation manner, the temperature adjusting device comprises a heating device and a liquid nitrogen refrigerating device, an output pipeline of the heating device is communicated with the inside of the test cabin, a heating control valve is arranged on the output pipeline of the heating device, an output pipeline of the liquid nitrogen refrigerating device is communicated with the inside of the test cabin, and a refrigerating control valve is arranged on the output pipeline of the liquid nitrogen refrigerating device.

In this possible embodiment, the heating device comprises a ceramic heating wire, and the heating device is opened by the heating control valve to supply hot air into the test cabin, so that the ambient temperature where the ac charging pile is located is increased, and a high-temperature environment is provided for the test.

The liquid nitrogen refrigerating device comprises a liquid nitrogen bottle, the nominal volume of the liquid nitrogen bottle is 175L, meanwhile, the nominal weight of the liquid nitrogen bottle is 121kg, and the liquid nitrogen bottle is controlled to be filled with liquid nitrogen into the test cabin through a refrigerating control valve, so that the temperature of the surface of the alternating-current charging pile is suddenly reduced, and a low-temperature environment is provided for testing.

In one possible implementation manner, the humidity adjusting device comprises a humidifying boiler, an output end pipeline of the humidifying boiler is communicated with the inside of the test cabin, and a humidifying control valve is arranged on the output pipeline of the humidifying boiler.

In this possible embodiment, the humidifying boiler comprises an electric heating wire, and the humidity adjusting device is opened through the humidifying control valve to supply humidity to the inside of the test cabin, so that the ambient humidity around the alternating current charging pile to be tested is increased, and a humidity environment is provided for the test.

In one possible embodiment, the vibration table comprises a test bench and a vibrating air hammer; the test bench is connected with the bottom surface of the test cabin through the vibration air hammer.

In this possible embodiment, the degree of freedom of the oscillating weight may be selected according to practical requirements, for example, a 6-degree-of-freedom oscillating weight may be employed. The 6-degree-of-freedom vibration air hammer can be fixed with the surface of the test bench through bolts, meanwhile, the pressure of compressed air of the vibration air hammer is 0.3-0.5MPa, the vibration energy distribution bandwidth of the vibration air hammer is 0-10000Hz, and the maximum root mean square value can reach 100g. The vibration air hammer drives the test bench to vibrate so as to induce the alternating current charging pile fixed on the surface of the test bench to vibrate, and then vibration test is carried out on the electronic element inside the alternating current charging pile.

In one possible embodiment, the vibration table comprises at least one vibration air hammer which is arranged uniformly between the bottom surface of the test chamber and the first surface of the test bench facing the bottom surface.

In this possible embodiment, the first surface of the test bench may be a surface of the test bench facing the bottom surface of the test compartment. The number of the vibrating air hammers can be set according to actual requirements, for example, 2, 4 and the like. At least one vibrating air hammer is uniformly arranged between the bottom surface of the test cabin and the first surface of the test bench, so that the balance of the test bench is maintained.

In one possible embodiment, a second surface of the test bench facing away from the bottom surface is provided with at least one clamp.

In this possible embodiment, the second surface of the test bench may be a surface of the test bench facing away from the bottom surface of the test chamber. At least one clamp is arranged on the second surface of the test board, so that the clamp is used for fixing the charging pile to be tested, and displacement of the charging pile to be tested is avoided when the vibration platform vibrates.

In one possible implementation, the data acquisition module comprises a singlechip, a data acquisition instrument and a display module; the singlechip is electrically connected with the sensor module and is used for acquiring the temperature data, the humidity data and the vibration data acquired by the sensor module and converting the temperature data, the humidity data and the vibration data into target format data according to preset adjustment parameters; the data acquisition instrument is electrically connected with the singlechip and is used for acquiring the target format data from the singlechip and storing the target format data; the display module is electrically connected with the data acquisition instrument and is used for acquiring the target format data from the data acquisition instrument and displaying the target format data.

In this possible embodiment, the single-chip microcomputer is electrically connected to a sensor of the sensor module, such as an acceleration sensor or a temperature and humidity sensor. The acceleration sensor and the temperature and humidity sensor can be stuck to the middle of the test bench through hydrosol, and the accuracy of the acceleration sensor is 0.5% FS.

The singlechip is electrically connected with the sensor module and is used for acquiring the temperature data, the humidity data and the vibration data acquired by the sensor module. And the singlechip performs signal processing according to preset adjustment parameters so as to convert the temperature data, the humidity data and the vibration data into target format data. After the signal processing, the singlechip transmits the target format data to the data recorder through a lead.

It should be noted that the singlechip can supply power to the sensor and process the data. Because the data of the single chip microcomputer read sensor is an electric parameter signal, the electric parameter signal needs to be processed, the electric parameter signal is converted into target format data through a written program, and the target format can be set according to preset adjustment parameters.

Preferably, the recording interval of the data acquisition instrument is 10ms-1H, the measuring range of the data acquisition instrument is 1-8 paths, and the data acquisition instrument is used for recording and storing data.

In one possible implementation manner, the data acquisition instrument is electrically connected with a monitoring module of the charging pile to be tested, so as to obtain the electrical parameters of the charging pile to be tested from the monitoring module; the data acquisition instrument is electrically connected with the display module and is used for sending the electrical parameters to the display module so that the display module receives and displays the electrical parameters.

In this possible embodiment, the monitoring module of the to-be-measured charging pile may be disposed on a cloud platform, and the data acquisition device is electrically connected with the monitoring module of the to-be-measured charging pile, so as to be used for acquiring, from the monitoring module, in real time, electrical parameters of the to-be-measured charging pile, where the electrical parameters may include, but are not limited to: and parameters such as a real-time voltage value, a current value and/or a power value of the alternating-current charging pile.

The display module can display the temperature and humidity value contained in the environmental stress and the vibration impact force data value contained in the mechanical stress in real time, and can display the electrical parameters of the charging pile to be tested.

In the embodiment of the utility model, the data is collected by the data acquisition instrument and displayed on the display module, so that the current and the voltage of the alternating current charging pile can be distinguished from each other.

In one possible implementation, the device further includes a base, the test chamber is disposed on the base, the temperature adjustment device is disposed on the base and located on a first side of the test chamber, and the humidity adjustment device and the data acquisition module are both disposed on the base and located on a second side of the test chamber opposite to the first side.

The life test device of the charging pile will be described in a specific embodiment. Referring to the schematic front view of the charging pile life testing device shown in fig. 2, in one possible embodiment, the device includes a heating device 201, a heating control valve 202, and a clamp 204; humidification control valve 205, humidification boiler 206, singlechip 207, show module 211, data acquisition appearance 212, temperature and humidity sensor 213, acceleration sensor 214, vibration air hammer 215, base 216, testboard 217, liquid nitrogen refrigerating plant 218, refrigeration control valve 219.

The liquid nitrogen refrigerating device is arranged at the left side of the upper end of the base through a bolt, and is communicated with the inside of the test cabin through a pipeline, and meanwhile, the device is provided with a heating control valve; the lower part of the test bench is provided with a 6-degree-of-freedom vibration air hammer through bolts; the heating device is communicated with the inside of the test cabin through an air duct; the humidifying boiler is arranged on the right side of the upper end of the base through a bolt and is communicated with the inside of the test cabin through a pipeline; the charging pile 203 to be subjected to life test is arranged on a test bench through a clamp, an acceleration sensor is arranged on the surface of the test bench, and a temperature and humidity sensor is arranged on the right side of the acceleration sensor; the power supply module 209 is arranged on the right side of the test cabin through a bolt, is connected with the charging pile through a test hole and supplies power to the charging pile; the load module 208 is installed on the right side of the test cabin through screws and is located at the upper end of the power supply module and used for simulating output equipment of the alternating current charging pile. The data recorder is electrically connected with the singlechip and is connected with the main power supply 210; the display module is connected with the data acquisition instrument and displays temperature and humidity data, vibration data and electrical parameters of the charging pile of the test environment in real time.

The process of performing life test by using the life test device for charging piles is illustrated below with reference to the working flow diagram of the life test device for charging piles shown in fig. 3.

Temperature-vibration test: firstly, the required temperature stress is turned on, if the high temperature is required, the heating device is turned on, and if the low temperature is required, the liquid nitrogen refrigerating device is turned on. Taking high temperature as an example, a heating device is turned on to supply hot air into the test cabin, so that the ambient temperature of the alternating current charging pile is increased; taking low temperature as an example, opening a pipeline valve of a liquid nitrogen bottle of a liquid nitrogen refrigerating device, and introducing liquid nitrogen into the test cabin to reduce the ambient temperature of the alternating-current charging pile; secondly, opening a vibration air hammer, driving a test bench to vibrate by the vibration air hammer, and triggering an alternating-current charging pile fixed on the surface of the test bench to vibrate by the vibration air hammer to perform vibration test on electronic elements inside the alternating-current charging pile; temperature and humidity sensor on the testboard detects temperature signal, and acceleration sensor detects vibration signal, transmits to the singlechip through the mode of electrical property, and after signal processing, the singlechip is transmitted to the data acquisition instrument through the wire, records and preserve through the data acquisition instrument.

High temperature and high humidity test: firstly, a heating device is opened, hot air is introduced into the test cabin, and the ambient temperature around the alternating-current charging pile is increased; at this moment, the temperature and humidity sensor detects the ambient temperature, and the ambient temperature is transmitted to the data acquisition instrument through the singlechip, until the humidifying boiler pipeline valve is opened at a certain time to the temperature, the humidity is led into the test cabin, and the temperature and humidity sensor can detect the ambient temperature and the ambient humidity at this moment, and the temperature and humidity sensor transmits the ambient temperature and the ambient humidity to the data acquisition instrument through the lead after signal processing, and the data acquisition instrument records and stores the ambient temperature and the ambient humidity.

Working principle: when the HALT test equipment of the alternating-current charging pile is used, the clamp is used for fixing the alternating-current charging pile on the surface of the test bench, so that the alternating-current charging pile is prevented from shifting, and the test result is prevented from being influenced.

High temperature and high humidity test: firstly, a heating device is opened, hot air is introduced into the test cabin, and the ambient temperature around the alternating-current charging pile is increased; at the moment, the temperature and humidity sensor detects the ambient temperature and transmits the ambient temperature to the data acquisition instrument through the singlechip, the humidifying boiler pipeline valve is opened until the temperature is fixed, and moisture is introduced into the test cabin, so that the temperature and humidity sensor can detect the ambient temperature and the ambient humidity, and the ambient temperature and the ambient humidity are transmitted to the data acquisition instrument through the lead after being subjected to signal processing through the singlechip and recorded and stored through the data acquisition instrument; and (5) saving the communication real-time state data of the voltage and the current, namely, the electrical parameters of the charging pile.

Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present application.

The above is only a preferred embodiment of the present application, and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. A charging pile life test device, comprising: the device comprises a temperature adjusting device, a humidity adjusting device, a data acquisition module and a test cabin;

The output pipeline of the temperature adjusting device is communicated with the inside of the test cabin and is used for adjusting the temperature in the test cabin;

the output pipeline of the humidity adjusting device is communicated with the inside of the test cabin and is used for adjusting the humidity in the test cabin;

The test cabin is internally provided with a vibration platform and a sensor module, the vibration platform is used for fixing a charging pile to be tested and driving the charging pile to be tested to vibrate, and the sensor module is used for collecting temperature data, humidity data and vibration data of the vibration platform in the test cabin;

The data acquisition module is electrically connected with the sensor module and is used for acquiring and storing the temperature data, the humidity data and the vibration data.

2. The device according to claim 1, wherein the temperature adjusting device comprises a heating device and a liquid nitrogen refrigerating device, an output pipeline of the heating device is communicated with the inside of the test cabin, a heating control valve is arranged on the output pipeline of the heating device, the output pipeline of the liquid nitrogen refrigerating device is communicated with the inside of the test cabin, and a refrigerating control valve is arranged on the output pipeline of the liquid nitrogen refrigerating device.

3. The device according to claim 1, wherein the humidity adjusting device comprises a humidifying boiler, an output end pipeline of the humidifying boiler is communicated with the inside of the test cabin, and a humidifying control valve is arranged on the output pipeline of the humidifying boiler.

4. The apparatus of claim 1, wherein the vibration table comprises a test bench and a vibrating air hammer; the test bench is connected with the bottom surface of the test cabin through the vibration air hammer.

5. The apparatus of claim 4, wherein the vibration table comprises at least one vibrating air hammer uniformly disposed between a bottom surface of the test compartment and a first surface of the test platform facing the bottom surface.

6. The apparatus of claim 5, wherein a second surface of the test stand facing away from the bottom surface is provided with at least one clamp.

7. The device of claim 1, wherein the data acquisition module comprises a single-chip microcomputer, a data acquisition instrument and a display module;

The singlechip is electrically connected with the sensor module and is used for acquiring the temperature data, the humidity data and the vibration data acquired by the sensor module and converting the temperature data, the humidity data and the vibration data into target format data according to preset adjustment parameters;

The data acquisition instrument is electrically connected with the singlechip and is used for acquiring the target format data from the singlechip and storing the target format data;

the display module is electrically connected with the data acquisition instrument and is used for acquiring the target format data from the data acquisition instrument and displaying the target format data.

8. The device of claim 7, wherein the data acquisition instrument is electrically connected with a monitoring module of the charging pile to be tested for acquiring electrical parameters of the charging pile to be tested from the monitoring module; the data acquisition instrument is electrically connected with the display module and is used for sending the electrical parameters to the display module so that the display module receives and displays the electrical parameters.

9. The device of claim 1, further comprising a base, wherein the test compartment is disposed on the base, wherein the temperature adjustment device is disposed on the base on a first side of the test compartment, and wherein the humidity adjustment device and the data acquisition module are both disposed on the base and on a second side of the test compartment opposite the first side.