Battery expansion detection equipment capable of controlling temperature environment

Abstract

The utility model provides battery expansion detection equipment capable of controlling a temperature environment, which relates to the technical field of battery expansion detection equipment and comprises an outer frame mechanism, a clamping mechanism is fixedly connected to the center of the bottom of the inner wall of the outer frame mechanism and comprises a supporting frame, and a sliding groove is formed in the top of the supporting frame. And two sets of sliding blocks are slidably embedded in the inner surface walls of the sliding grooves, clamping boxes are fixedly connected between the tops of the two sets of sliding blocks, and a clamping groove is formed in one side of the outer wall of one of the two clamping boxes. According to the utility model, under the cooperation of the outer frame mechanism and the clamping mechanism, when the device detects the battery, a stable and controllable temperature environment can be provided for the battery expansion detection, the test requirements under different temperature conditions can be met, and a high-precision pressure sensor is used as a detection unit, so that the detection efficiency is improved. The expansion performance of the battery can be accurately evaluated, powerful support is provided for research, development and optimization of the battery, and the detection accuracy is kept.

Description

Technical Field

[0001] The utility model relates to the technical field of battery expansion detection equipment, in particular to a battery expansion detection equipment with a controllable temperature environment. Background Art

[0002] Battery expansion detection equipment is a special device used to measure the expansion degree of the battery during the charging and discharging process. With the rapid development of electric vehicles and other fields, the advantages of lithium-ion power batteries such as cycle life and environmental friendliness make them a key power source, and the safety and performance stability of batteries are becoming more and more important. Therefore, battery expansion testing has become an important part of the battery research and development process.

[0003] During the battery development process, battery expansion detection is an important means to evaluate battery performance and safety. Existing batteries are all tested in indoor environments and cannot simulate the needs of monitoring in high and low temperature environments. This can easily lead to the detection data being relatively single and unable to meet the detection data of the equipment in different environments. Utility Model Content

[0004] The utility model aims to solve the problem that when the above equipment is used, the existing device cannot simulate the detection requirements in different environments, resulting in too single detection data, and proposes a battery expansion detection device with a controllable temperature environment.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solution: a battery expansion detection device with a controllable temperature environment, comprising an outer frame mechanism, wherein a clamping mechanism is fixedly connected to the center of the bottom of the inner wall of the outer frame mechanism;

[0006] The clamping mechanism includes a support frame, a sliding groove is provided on the top of the support frame, and two groups of sliding blocks are slidably embedded in the inner wall of the sliding groove, a clamping box is fixedly connected between the tops of the two groups of sliding blocks, a clamping groove is provided on one side of the outer wall of one of the two clamping boxes, a clamping block is fixedly connected on one side of the outer wall of the other of the two clamping boxes, and the outer wall of the clamping block is movably embedded in the clamping groove, and two electric telescopic rods are fixedly installed on the top of the support frame, and the telescopic ends of the two electric telescopic rods are fixedly connected to one side of the outer wall of the clamping box.

[0007] Preferably, pressure sensors are fixedly connected to the inner walls of the two clamping boxes.

[0008] Preferably, the outer frame mechanism includes a detection outer frame box body, an inner circulation channel is opened inside the detection outer frame box body, and a semiconductor refrigeration plate is fixedly inserted near the top of the inner circulation channel.

[0009] Preferably, the top of the semiconductor refrigeration plate is in contact with a heat dissipation fan, and the outer wall of the heat dissipation fan is fixedly inserted into the interior of the detection outer frame box.

[0010] Preferably, the inner surface wall of the inner circulation channel is provided with two connecting grooves, and the inner surface walls of the two connecting grooves are both fixedly inserted with a circulating fan.

[0011] Preferably, two fixing grooves are provided at the bottom of the inner wall of the detection outer frame box, a heating plate is fixedly inserted into the inner surface walls of the two fixing grooves, and a group of support pads is fixedly inserted into the bottom of the detection outer frame box.

[0012] Preferably, the bottom of the inner wall of the detection outer frame box is fixedly connected to the bottom of the support frame.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. In the utility model, through the cooperation of the outer frame mechanism and the clamping mechanism, the device can provide a stable and controllable temperature environment for battery expansion detection when testing the battery, meet the test requirements under different temperature conditions, and use a high-precision pressure sensor as a detection unit to accurately evaluate the expansion performance of the battery, provide strong support for the research and development and optimization of the battery, and maintain the accuracy of the detection.

[0015] 2. In the present invention, through the cooperation of the outer frame mechanism and the clamping mechanism, after the device is tested, a test report can be automatically generated, which is convenient for users to analyze and evaluate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 The utility model provides a main structure sectional stereoscopic split diagram of a battery expansion detection device with a controllable temperature environment;

[0017] Figure 2 The utility model provides an internal plan view of a battery expansion detection device with a controllable temperature environment;

[0018] Figure 3 A three-dimensional disassembled diagram of a clamping mechanism in a battery expansion detection device with a controllable temperature environment is proposed for the utility model;

[0019] Figure 4 The utility model provides a partial plan view of a clamping mechanism in a battery expansion detection device with a controllable temperature environment.

[0020] Legend: 1. Outer frame mechanism; 101. Detection outer frame box; 102. Internal circulation channel; 103. Semiconductor cooling plate; 104. Cooling fan; 105. Connecting groove; 106. Circulation fan; 107. Fixing groove; 108. Heating plate; 109. Support pad;

[0021] 2. Clamping mechanism; 201. Support frame; 202. Sliding groove; 203. Sliding block; 204. Clamping box; 205. Engaging groove; 206. Engaging block; 207. Electric telescopic rod; 208. Pressure sensor. DETAILED DESCRIPTION

[0022] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0023] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0024] Embodiment 1, as Figure 1-Figure 4 As shown, the utility model provides a battery expansion detection device with a controllable temperature environment, comprising an outer frame mechanism 1, and a clamping mechanism 2 is fixedly connected to the center of the bottom of the inner wall of the outer frame mechanism 1;

[0025] The clamping mechanism 2 includes a support frame 201, a sliding groove 202 is opened on the top of the support frame 201, and two groups of sliders 203 are slidably embedded in the inner wall of the sliding groove 202, and a clamping box 204 is fixedly connected between the tops of the two groups of sliders 203, and a clamping groove 205 is opened on one side of the outer wall of one of the two clamping boxes 204, and a clamping block 206 is fixedly connected to one side of the outer wall of the other of the two clamping boxes 204, and the outer wall of the clamping block 206 is movably embedded in the inside of the clamping groove 205, and two electric telescopic rods 207 are fixedly installed on the top of the support frame 201, and the telescopic ends of the two electric telescopic rods 207 are fixedly connected to one side of the outer wall of the clamping box 204, and the inner walls of the two clamping boxes 204 are fixedly connected to pressure sensors 208.

[0026] The effect achieved by the entire embodiment 1 is that, firstly, under the telescopic properties of the two electric telescopic rods 207 themselves, the two clamping boxes 204 can be pushed to move toward each other, thereby keeping the two clamping boxes 204 close to each other, and the batteries to be tested can be placed inside the two clamping boxes 204, keeping the pressure sensor 208 in contact with the outer wall of the battery.

[0027] Embodiment 2, as Figure 2-Figure 4 As shown, the outer frame mechanism 1 includes an inspection outer frame box 101, and an inner circulation channel 102 is opened inside the inspection outer frame box 101. A semiconductor refrigeration plate 103 is fixedly inserted near the top of the inner circulation channel 102. The top of the semiconductor refrigeration plate 103 contacts a heat dissipation fan 104, and the outer wall of the heat dissipation fan 104 is fixedly inserted inside the inspection outer frame box 101. Two connecting grooves 105 are opened on the inner wall of the inner circulation channel 102, and the inner walls of the two connecting grooves 105 are fixedly inserted with a circulation fan 106. Two fixed grooves 107 are opened on the bottom of the inner wall of the inspection outer frame box 101, and the inner walls of the two fixed grooves 107 are fixedly inserted with a heating plate 108. A group of support pads 109 are fixedly inserted at the bottom of the inspection outer frame box 101, and the bottom of the inner wall of the inspection outer frame box 101 is fixedly connected to the bottom of the support frame 201.

[0028] The effect achieved by the entire embodiment 2 is that, first, the cold gas generated at the cooling end of the semiconductor refrigeration plate 103 can be transported to the inside of the inner circulation channel 102, and when the circulation fan 106 is inserted into the connecting groove 105, the cold gas in the inner circulation channel 102 can be discharged, thereby turning the detection outer frame box 101 into a low-temperature environment.

[0029] The method of use and working principle of this device: First, when the equipment is in use, the cold gas generated at the cooling end of the semiconductor refrigeration plate 103 can be transported to the inside of the inner circulation channel 102, and when the circulation fan 106 is inserted into the connecting groove 105, the cold gas in the inner circulation channel 102 can be discharged, thereby realizing that the detection outer frame box 101 is turned into a low-temperature environment, and then when the two electric telescopic rods 207 are energized, they can generate elasticity, and with the cooperation of the slider 203 slidingly embedded in the sliding groove 202, the two clamping boxes 204 can be kept moving toward each other, so that the battery can be clamped inside the two clamping boxes 204, and the pressure sensor 208 is kept in contact with the outer wall of the battery, and then the battery is tested. When the battery is in expansion, it will be detected by the pressure sensor 208 on its outer wall, and transmitted to the external data acquisition module to implement electrical signal concentration, and transmit it to the data analysis module. The data analysis module processes and analyzes the collected data and generates a detailed test report, including parameters such as the battery expansion degree and expansion rate. Then, the semiconductor cooling plate 103 and the circulating fan 106 are turned off, so that the two heating plates 108 at the bottom are energized to generate resistive heating inside, simulating the expansion detection of the battery in a high temperature environment.

[0030] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A battery expansion detection device with a controllable temperature environment, characterized in that: It comprises an outer frame mechanism (1), wherein a clamping mechanism (2) is fixedly connected to the center of the bottom of the inner wall of the outer frame mechanism (1); The clamping mechanism (2) comprises a support frame (201), a sliding groove (202) is provided at the top of the support frame (201), two groups of sliding blocks (203) are slidably embedded in the inner surface wall of the sliding groove (202), a clamping box (204) is fixedly connected between the tops of the two groups of sliding blocks (203), a clamping groove (205) is provided on one side of the outer wall of one of the two clamping boxes (204), a clamping block (206) is fixedly connected on one side of the outer wall of the other of the two clamping boxes (204), and the outer surface wall of the clamping block (206) is movably embedded in the inside of the clamping groove (205), and two electric telescopic rods (207) are fixedly installed on the top of the support frame (201), and the telescopic ends of the two electric telescopic rods (207) are fixedly connected to one side of the outer wall of the clamping box (204).

2. The battery expansion detection device with controllable temperature environment according to claim 1, characterized in that: The inner walls of the two clamping boxes (204) are both fixedly connected with pressure sensors (208).

3. The battery expansion detection device with controllable temperature environment according to claim 2, characterized in that: The outer frame mechanism (1) comprises an outer frame detection box (101), an inner circulation channel (102) is provided inside the outer frame detection box (101), and a semiconductor cooling plate (103) is fixedly inserted near the top of the inner circulation channel (102).

4. The battery expansion detection device with controllable temperature environment according to claim 3, characterized in that: The top of the semiconductor cooling sheet (103) contacts a heat dissipation fan (104), and the outer wall of the heat dissipation fan (104) is fixedly inserted into the interior of the detection outer frame box (101).

5. The battery expansion detection device with controllable temperature environment according to claim 4, characterized in that: The inner surface wall of the inner circulation channel (102) is provided with two communication grooves (105), and the inner surface walls of the two communication grooves (105) are both fixedly provided with circulation fans (106).

6. The battery expansion detection device with controllable temperature environment according to claim 5, characterized in that: The bottom of the inner wall of the detection outer frame box (101) is provided with two fixing grooves (107), the inner surface walls of the two fixing grooves (107) are both fixedly inserted with heating plates (108), and the bottom of the detection outer frame box (101) is fixedly inserted with a group of support pads (109).

7. The battery expansion detection device with controllable temperature environment according to claim 6, characterized in that: The bottom of the inner wall of the detection outer frame box (101) is fixedly connected to the bottom of the support frame (201).

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