Battery performance testing device

Abstract

The utility model discloses a battery performance testing device which comprises a performance testing box and a sliding supporting plate, the sliding supporting plate is installed in the performance testing box in a sliding mode, a motor and a connecting bottom plate are fixedly installed at the two ends of the upper surface of the sliding supporting plate respectively, and a fixing clamping plate is arranged on one side of the connecting bottom plate. A sliding clamping plate is arranged on the other side of the upper surface of the connecting bottom plate, a plurality of bearing net blocks are arranged between the sliding clamping plate and the fixed clamping plate, and a transmission threaded rod and a plurality of guide sliding columns are arranged at the bottom end between the sliding clamping plate and the fixed clamping plate. According to the battery performance testing device, the electric quantity of the storage battery is consumed through the motor, and the charging time, the electric quantity and the discharging time of the storage battery at various temperatures are tested through the control module, so that the performance of the storage battery can be comprehensively and effectively summarized, the accuracy of test data can be ensured, and the accuracy of the whole device for testing the performance of the storage battery is ensured; the use effect of the whole device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of battery testing, in particular to a battery performance testing device. Background Art

[0002] In the prior art, a battery refers to a cup, trough, or other container or part of a composite container that contains an electrolyte solution and metal electrodes to generate an electric current. It is a device that can convert chemical energy into electrical energy. Using a battery as an energy source can produce a device with stable voltage and current. The battery has a simple structure, is easy to carry, and is easy to charge and discharge. It is not affected by external climate and temperature, and has stable and reliable performance.

[0003] During the production process, the battery needs to be tested in a test chamber for its high and low temperature resistance to determine its performance at different temperatures.

[0004] After searching, the Chinese patent application number 202323290775.0 discloses a battery high and low temperature resistance performance testing device, including a test device box, the upper and lower parts of one side of the test device box are respectively provided with a high-temperature test cavity and a low-temperature test cavity, the interiors of the high-temperature test cavity and the low-temperature test cavity are respectively installed with a heating component and a refrigeration component, and the high-temperature test cavity and the low-temperature test cavity are located on one side of the test device box and are both rotatably installed with a sealing door, the lower parts of both sides of the high-temperature test cavity and the low-temperature test cavity are both installed with a telescopic frame, and a battery placement plate is installed between the two telescopic frames inside the high-temperature test cavity and the low-temperature test cavity.

[0005] The above patent has the following deficiencies: the battery placement and removal horizontal movable structure can move the placed batteries into the interior of the test box, and can also move the tested batteries out of the interior of the test box for convenient retrieval. Therefore, the battery placement and removal horizontal movable structure not only facilitates the placement of the batteries, but also enables safe retrieval of the batteries. However, in actual use, the device cannot simply perform performance tests on the batteries at high and low temperatures, or in other words, the device lacks a structure for measuring the power consumption of the batteries under the same temperature conditions, which is not conducive to directly obtaining the results of the battery performance. Utility Model Content

[0006] The purpose of the utility model is to solve the shortcomings of the prior art and to provide a battery performance testing device.

[0007] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0008] 4. The repairing kit for automotive dents, according to claim 1, wherein a bottom of the foot stand comprises a through-hole, and the two foot pieces comprise two bosses, wherein the bosses comprise a through-hole, a screw bolt, and a nut. The bosses comprise a through-hole, a screw bolt, and a nut. The bosses comprise a through-hole, a screw bolt, and a nut. The bosses comprise a through-hole, a screw bolt, and a nut. The bosses comprise a through-hole, a screw bolt, and a nut. The bosses comprise a through-hole, a screw bolt

[0009] As a further solution of the present invention: a positioning slide is fixedly connected to the other side of the top of the performance test box, and an internal threaded rotating cylinder is provided on the top of the positioning slide.

[0010] As a further solution of the present invention: a lifting threaded cylinder is installed on the internal thread of the internal threaded rotating cylinder, and a connecting cover is fixedly installed on the bottom end of the lifting threaded cylinder.

[0011] As a further solution of the present invention: a heat-insulating protection box is fixedly installed on the bottom end of the connection cover, and an electrical connection block is fixedly installed inside the heat-insulating protection box.

[0012] As a further solution of the present invention: a charging wire, a discharging wire and a monitoring wire are provided inside the lifting threaded barrel, and the charging wire, the discharging wire and the monitoring wire are all connected to the electrical connection block.

[0013] As a further solution of the present invention: the discharge wire is connected to a connecting wire, and the connecting wire is electrically connected to the motor.

[0014] As a further solution of the present invention: a temperature sensor is fixedly installed on the top of the performance test box, and a sealed rotating door is rotatably installed on one end of the performance test box.

[0015] As a further solution of the present invention: a heat-insulating connection frame is fixedly installed on the outer wall of the semiconductor refrigerator, and the heat-insulating connection frame is fixedly connected to the performance test box.

[0016] Compared with the prior art, the present invention provides a battery performance testing device with the following beneficial effects:

[0017] This battery performance testing device consumes battery power through an electric motor, and a control module tests the charging time, power, and discharge time of the battery at various temperatures. This can not only comprehensively and effectively summarize the performance of the battery, but also ensure the accuracy of the test data, ensure the accuracy of the battery performance test of the entire device, and improve the use effect of the entire device.

[0018] The parts not involved in the device are the same as those in the prior art or can be implemented by using the prior art. The utility model has a simple structure and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the overall assembly of the utility model;

[0020] Figure 2 It is a partial cross-sectional structural diagram of the overall assembly of the utility model;

[0021] Figure 3 For this utility model Figure 2 Schematic diagram of the enlarged structure at A in the middle;

[0022] Figure 4 For this utility model Figure 2 Schematic diagram of the enlarged structure at point B in the middle.

[0023] In the figure: 1. Performance test box; 2. Control module; 3. Connecting wires; 4. Positioning slide; 5. Insulating rubber pad; 6. Internal threaded rotary cylinder; 7. Lifting threaded cylinder; 8. Charging wire; 9. Discharging wire; 10. Monitoring wire; 11. Temperature sensor; 12. Semiconductor refrigerator; 13. Insulating connecting frame; 14. Sealed rotating door; 15. Sliding support plate; 16. Motor; 17. Motor bracket; 18. Limiting slide; 19. Limiting slider; 20. Connecting base plate; 21. Fixed splint; 22. Load-bearing net block; 23. Sliding splint; 24. Transmission threaded rod; 25. Control rotary cylinder; 26. Guide slide column; 27. Positioning mounting block; 28. Connecting cover; 29. Insulating protection box; 30. Electrical connection block. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0025] A battery performance testing device, such as Figures 1 to 4As shown, it includes: a performance test box 1 and a sliding support plate 15, the sliding support plate 15 is slidably installed inside the performance test box 1, a through opening is opened at one end of the performance test box 1 to facilitate the sliding of the sliding support plate 15, and a limiting slide groove 18 is opened on the side of the inner wall of the bottom end of the performance test box 1 close to the through opening, and a limiting slider 19 is slidably installed inside the limiting slide groove 18, and the limiting slider 19 is welded to the lower surface of the sliding support plate 15.

[0026] An installation slot is provided on one side of the top of the performance test box 1 near the opening, and a temperature sensor 11 is fixedly installed inside the installation slot. The temperature sensor 11 is used to detect the temperature inside the performance test box 1, and a sealed rotating door 14 is rotatably installed on one end of the performance test box 1 where the opening is provided to maintain the temperature environment inside the performance test box 1.

[0027] A control module 2 is fixedly installed on the side of the top of the performance test box 1 away from the opening, and an installation slot is opened on the front of the performance test box 1. A semiconductor cooler 12 is clamped inside the installation slot. An insulating connection frame 13 is fixedly installed on the outer wall of the semiconductor cooler 12. The insulating connection frame 13 is fixedly connected to the performance test box 1.

[0028] The control module 2 is connected to the semiconductor refrigerator 12 and the temperature sensor 11. The temperature sensor 11 feeds back the temperature data inside the performance test box 1 to the control module 2. The control module 2 controls the operation of the semiconductor refrigerator 12 according to the fed-back data. The semiconductor refrigerator 12 includes a heat absorbing end and a heat releasing end. When the heat absorbing end is inside the performance test box 1, a low-temperature environment test is performed inside the performance test box 1. Conversely, when the heat releasing end is inside the performance test box 1, a high-temperature environment test is performed inside the performance test box 1.

[0029] An electric motor 16 and a connecting base plate 20 are respectively provided at both ends of the upper surface of the sliding support plate 15. A motor bracket 17 is fixedly installed at the bottom end of the motor 16. The motor bracket 17 is fixedly installed on the upper surface of the sliding support plate 15 and is located at the end of the sliding support plate 15 away from the through opening.

[0030] The connecting base plate 20 is fixedly mounted on one end of the upper surface of the sliding support plate 15 close to the through opening, and a fixing clamping plate 21 is provided on the side of the connecting base plate 20 away from the through opening. The fixing clamping plate 21 is fixed to the sliding support plate 15 .

[0031] A sliding clamping plate 23 is provided on the other side of the upper surface of the connecting base plate 20 . The bottoms of both ends of the sliding clamping plate 23 are fixedly connected to limit clamping arms, which are slidably clamped on the front and back surfaces of the sliding support plate 15 .

[0032] A plurality of bearing net blocks 22 are arranged between the sliding splint 23 and the fixed splint 21. The bearing net blocks 22 are slidably installed on the upper surface of the sliding support plate 15, and a transmission threaded rod 24 and a plurality of guide slides 26 are arranged at the bottom end between the sliding splint 23 and the fixed splint 21. The transmission threaded rod 24 and the plurality of guide slides 26 all pass through the bearing net block 22.

[0033] One end of the transmission threaded rod 24 and multiple guide slides 26 are connected to the fixed clamp plate 21, and the other ends pass through the sliding clamp plate 23 and extend outward. The battery is clamped between the fixed clamp plate 21 and the sliding clamp plate 23, and the battery is placed on the top of the supporting net block 22.

[0034] The transmission threaded rod 24 is rotationally connected to the fixed splint 21 and is threadedly connected to the sliding splint 23, and the extended end of the transmission threaded rod 24 is fixedly installed with a control rotating cylinder 25; the guide slide column 26 is slidingly connected to the sliding splint 23, and the extended end of the guide slide column 26 is fixedly installed with a positioning mounting block 27, and the positioning mounting block 27 is fixedly installed on the upper surface of the sliding support plate 15.

[0035] The other side of the top of the performance test box 1 is fixedly connected to a positioning slide 4, and a thermal insulation rubber pad 5 is provided on the top of the positioning slide 4. The top of the thermal insulation rubber pad 5 is fixedly connected to an internal threaded rotating cylinder 6, and the internal thread of the internal threaded rotating cylinder 6 is installed with a lifting threaded cylinder 7. The bottom end of the lifting threaded cylinder 7 is fixedly installed with a connecting cover 28. The connecting cover 28 is provided at the upper part of the inner cavity of the performance test box 1, and the internal threaded rotating cylinder 6 cannot rotate relative to the positioning slide 4.

[0036] A heat-insulating protective box 29 is fixedly installed at the bottom end of the connecting cover 28, and an electrical connection block 30 is fixedly installed inside the heat-insulating protective box 29. A plurality of through grooves corresponding to the battery electrode columns are provided at the bottom end of the heat-insulating protective box 29 to facilitate electrical connection between the electrical connection block 30 and the battery.

[0037] The interior of the lifting threaded cylinder 7 is provided with a charging wire 8, a discharging wire 9 and a monitoring wire 10, which are all connected to the electrical connection block 30; the monitoring wire 10 is connected to the control module 2, so that the control module 2 can monitor the battery power, and at the same time, the control module 2 can monitor the working time of the battery, so as to control the charging time and discharging time of the battery.

[0038] The discharge wire 9 is connected to the connecting wire 3, and the connecting wire 3 is electrically connected to the motor 16, so that the power of the battery is consumed by the motor 16; the charging wire 8 is connected to the external circuit to charge the battery.

[0039] Working principle:

[0040] Please refer to Figures 1 to 4, assemble the device as shown in the figure;

[0041] During use of the device, the heat-absorbing end of the semiconductor refrigerator 12 is first placed inside the performance test box 1 and fixed by the heat-insulating connecting frame 13; then, the semiconductor refrigerator 12 is started by the control module 2, and with the cooperation of the temperature sensor 11, the temperature inside the performance test box 1 is reduced to a specified temperature, recorded as D1; then, the battery is charged through the charging wire 8, and the control module 2 monitors the charging time of the battery being fully charged, recorded as T1; then, the battery is discharged through the discharging wire 9 and the connecting wire 3, and the motor 16 is energized to consume the power of the battery. The control module 2 monitors the discharge time of the battery, recorded as t1; then, multiple battery performance test experiments are carried out, all the results are integrated, and the experimental data of the battery under low temperature conditions are statistically analyzed to summarize the performance of the battery under low temperature conditions;

[0042] Similarly, if the performance test of the battery is carried out under high temperature conditions, the heat release end of the semiconductor cooler 12 is placed inside the performance test box 1, and then the test is carried out according to the above method (the method of testing the performance of the battery under low temperature conditions), and the results are statistically analyzed to summarize the performance of the battery under high temperature conditions.

[0043] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A battery performance testing device, characterized in that: include: A performance test box (1) and a sliding support plate (15), wherein the sliding support plate (15) is slidably mounted inside the performance test box (1), and a motor (16) and a connecting base plate (20) are fixedly mounted on both ends of the upper surface of the sliding support plate (15), a fixed clamping plate (21) is provided on one side of the connecting base plate (20), and a sliding clamping plate (23) is provided on the other side of the upper surface of the connecting base plate (20), a plurality of bearing net blocks (22) are provided between the sliding clamping plate (23) and the fixed clamping plate (21), and the sliding clamping plate A transmission threaded rod (24) and a plurality of guide slides (26) are provided at the bottom end between the fixed clamping plate (23) and the fixed clamping plate (21); one end of the transmission threaded rod (24) and the plurality of guide slides (26) are connected to the fixed clamping plate (21), and the other end thereof passes through the sliding clamping plate (23) and extends outward, and a battery is clamped between the fixed clamping plate (21) and the sliding clamping plate (23); a control module (2) is fixedly installed on one side of the top of the performance test box (1), and a semiconductor refrigerator (12) is clamped on the front of the performance test box (1).

2. A battery performance testing device according to claim 1, characterized in that: The other side of the top of the performance test box (1) is fixedly connected to a positioning slide (4), and the top of the positioning slide (4) is provided with an internal thread rotating cylinder (6).

3. A battery performance testing device according to claim 2, characterized in that: The internal thread of the internal thread rotating cylinder (6) is installed with a lifting thread cylinder (7), and the bottom end of the lifting thread cylinder (7) is fixedly installed with a connecting cover (28).

4. A battery performance testing device according to claim 3, characterized in that: A heat-insulating protection box (29) is fixedly mounted on the bottom end of the connection cover (28), and an electrical connection block (30) is fixedly mounted inside the heat-insulating protection box (29).

5. The battery performance testing device according to claim 3, characterized in that: A charging wire (8), a discharging wire (9) and a monitoring wire (10) are provided inside the lifting threaded cylinder (7), and the charging wire (8), the discharging wire (9) and the monitoring wire (10) are all connected to the electrical connection block (30).

6. A battery performance testing device according to claim 5, characterized in that: The discharge wire (9) is connected to a connecting wire (3), and the connecting wire (3) is electrically connected to the motor (16).

7. The battery performance testing device according to claim 1, characterized in that: A temperature sensor (11) is fixedly mounted on the top of the performance test box (1), and a sealed rotating door (14) is rotatably mounted on one end of the performance test box (1).

8. The battery performance testing device according to claim 1, characterized in that: A heat-insulating connection frame (13) is fixedly mounted on the outer wall of the semiconductor refrigerator (12), and the heat-insulating connection frame (13) is fixedly connected to the performance test box (1).

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