CN220455386U - Battery fixing jig and battery testing device - Google Patents
Battery fixing jig and battery testing device Download PDFInfo
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- CN220455386U CN220455386U CN202321946957.6U CN202321946957U CN220455386U CN 220455386 U CN220455386 U CN 220455386U CN 202321946957 U CN202321946957 U CN 202321946957U CN 220455386 U CN220455386 U CN 220455386U
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- battery
- fixing jig
- opening
- clamping grooves
- shell
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- 238000012360 testing method Methods 0.000 title claims abstract description 50
- 210000004027 cell Anatomy 0.000 claims abstract description 3
- 210000002421 cell wall Anatomy 0.000 claims abstract description 3
- 238000001514 detection method Methods 0.000 claims description 25
- 239000000523 sample Substances 0.000 claims description 17
- 238000005070 sampling Methods 0.000 claims description 14
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 239000005341 toughened glass Substances 0.000 claims description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 18
- 229910052744 lithium Inorganic materials 0.000 abstract description 18
- 238000005457 optimization Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000004913 activation Effects 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of battery testing, and provides a battery fixing jig which comprises a shell with an opening, wherein the shell is also provided with a plurality of clamping grooves for embedding a power supply, and a battery is arranged in the clamping grooves from the opening; the cell walls of each clamping groove are provided with holes for exposing the positive electrode and the negative electrode of the cell to the shell, and isolating plates for preventing interference are arranged between the adjacent clamping grooves and extend to the openings. The battery testing device comprises a battery comprehensive tester and further comprises the battery fixing jig, and the battery fixing jig is detachably mounted on the battery fixing jig. According to the utility model, a plurality of batteries can be arranged at the same time by adopting the battery fixing jig, so that the test of the plurality of batteries can be conveniently carried out at the same time, and the test efficiency is improved. In addition, the lithium battery comprehensive tester is matched, so that the lithium battery testing accuracy can be improved, and the labor cost is reduced.
Description
Technical Field
The utility model relates to the technical field of battery testing, in particular to a battery fixing jig and a battery testing device.
Background
The lithium battery is required to be subjected to capacity, overcharge, overdischarge, circulation, internal resistance and overcurrent protection tests after production is completed, namely the lithium battery is placed in a fixed tool fixture, a sampling probe is used for connecting the anode and the cathode of the battery, a battery comprehensive tester is configured to have a power output mode and a load mode, and the capacity of the lithium battery and the performance of a battery protection board are tested by matching with a voltage detection device and a current detection device so as to judge whether the function of the lithium battery is qualified.
At present, the lithium battery testing process is mostly carried out manually, namely, each performance of the lithium battery is tested step by various instruments manually. On one hand, a lithium battery is required to be tested during the test, the efficiency is low, on the other hand, the process requires personnel to watch the whole process, the problem that the labor cost is higher, the instrument variety needs more, and the test accuracy is low exists.
Disclosure of Invention
The utility model aims to provide a battery fixing jig and a battery testing device, which at least can solve part of defects in the prior art.
In order to achieve the above object, the embodiment of the present utility model provides the following technical solutions: the battery fixing jig comprises a shell with an opening, wherein the shell is also provided with a plurality of clamping grooves for embedding a power supply, and a battery is arranged in the clamping grooves from the opening; the cell walls of each clamping groove are provided with holes for exposing the positive electrode and the negative electrode of the cell to the shell, and isolating plates for preventing interference are arranged between the adjacent clamping grooves and extend to the openings.
Further, each clamping groove is arranged in parallel in a straight line.
Further, the opening is a through hole having one end penetrating the opening.
Further, the ends of the openings have smooth arcuate edges.
Further, the shell is a toughened glass shell.
The embodiment of the utility model provides another technical scheme that: the battery testing device comprises a battery comprehensive tester and further comprises the battery fixing jig, wherein the battery fixing jig is detachably arranged on the battery fixing jig.
Further, the battery comprehensive tester is provided with sampling probes which are in one-to-one correspondence with the clamping grooves.
Further, the sampling probe is connected with two detection clamps, and the two detection clamps are respectively connected with the anode and the cathode of the battery.
Further, the battery comprehensive tester is provided with a battery capacity testing module, a battery overcharge protection module, a battery overdischarge protection module and a battery overcurrent protection module.
Further, the battery comprehensive tester is provided with a heat dissipation window.
Compared with the prior art, the utility model has the beneficial effects that: the battery fixing jig is adopted to simultaneously arrange a plurality of batteries, so that the test of the plurality of batteries is convenient to simultaneously carry out, and the test efficiency is improved. In addition, the lithium battery comprehensive tester is matched, so that the lithium battery testing accuracy can be improved, and the labor cost is reduced.
Drawings
Fig. 1 is a schematic view of a first view angle of a battery testing device according to an embodiment of the present utility model;
fig. 2 is a schematic diagram of a second view of a battery testing device according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of a battery comprehensive tester of the battery testing device according to the embodiment of the utility model;
in the reference numerals: 1-a housing; 10-opening; 11-clamping grooves; 12-perforating; 13-a separator; 2-a battery comprehensive tester; 20-sampling probes; 21-a heat dissipation window.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, 2 and 3, an embodiment of the utility model provides a battery fixing fixture, which comprises a housing 1 with an opening 10, wherein the housing 1 is further provided with a plurality of clamping grooves 11 for embedding a power supply, and a battery is installed in the clamping grooves 11 from the opening 10; the slot wall of each slot 11 is provided with an opening 12 for exposing the anode and the cathode of the battery to the shell 1, a separation plate 13 for preventing interference is arranged between the adjacent slots 11, and the separation plate 13 extends to the opening 10. In this embodiment, the battery fixing jig is adopted to simultaneously mount a plurality of batteries, so that the test of the plurality of batteries can be conveniently performed simultaneously, and the test efficiency is improved. Specifically, the clamping grooves 11 can be arranged in parallel in a shape like a Chinese character 'ji', as shown in fig. 1, 8 clamping grooves 11 are arranged, eight batteries to be tested can be put into the clamping grooves 11, each clamping groove 11 is provided with an opening 12, the positive electrode and the negative electrode of the battery can be exposed from the opening, and the connection part of the external battery comprehensive tester 2 is convenient to connect with the positive electrode and the negative electrode. The connecting component is divided into two parts, one is a sampling probe 20 on the battery comprehensive tester 2, the other is a detection clamp connected with the sampling probe 20, the detection clamp is divided into a voltage detection clamp and a current detection clamp, the red detection clamp is connected with the anode of the battery, the black detection clamp is connected with the cathode of the battery, and the two detection clamps input the data of the battery to an internal test module of the battery comprehensive tester 2 through the sampling probe 20. In addition, adjacent batteries to be tested are separated by the separating plate 13, so that interference among the batteries during testing can be avoided. The isolation plate 13 is made of insulating material such as plastic. Preferably, in addition to the form of the in-line slots 11 shown in fig. 1, a plurality of rows, for example, two rows of in-line slots 11 may be provided, and the positions of the openings 12 may be designed so as not to interfere with each other. This allows more simultaneous testing of the batteries.
As an optimization scheme of the embodiment of the present utility model, referring to fig. 1, 2 and 3, the opening 12 is a through hole with one end penetrating the opening 10. In this embodiment, through the design through hole, can conveniently detect the pencil that presss from both sides and pass, the pencil can be followed the one end that link up with opening 10 and run through the hole, can not block the pencil, avoids the pencil folding to cause the damage. Preferably, the opening 12 is in a strip shape, a plurality of clamping openings are formed in the hole edge of the opening 12, each clamping opening is sequentially formed in the hole edge along the length direction of the opening 12, the hole edge is provided for clamping a wire harness, the wire harness is restrained, and the wire harness is prevented from being wound together. The adjacent bayonets are spaced apart to facilitate complete separation of the harness.
As an optimization of the embodiment of the present utility model, referring to fig. 1, 2 and 3, the end of the opening 12 has a smooth arc edge. In this embodiment, smooth arc edges are designed at two ends of the opening 12, so that the wire harness can pass through conveniently, for example, a chamfer is arranged at the upper part of the opening 12, and an arc is arranged at the bottom of the opening 12.
As an optimization scheme of the embodiment of the present utility model, referring to fig. 1, 2 and 3, the housing 1 is a tempered glass housing 1. In the embodiment, the shell 1 is made of toughened glass, so that the explosion-proof performance is good, and the damage caused by the problem of testing the battery is avoided.
Referring to fig. 1, 2 and 3, an embodiment of the utility model provides a battery testing device, which comprises a battery comprehensive tester 2 and the above battery fixing jig, wherein the battery fixing jig is detachably mounted on the battery fixing jig. In this embodiment, the battery fixing jig is adopted to simultaneously mount a plurality of batteries, so that the test of the plurality of batteries can be conveniently performed simultaneously, and the test efficiency is improved. Specifically, the clamping grooves 11 can be arranged in parallel in a shape like a Chinese character 'ji', as shown in fig. 1, 8 clamping grooves 11 are arranged, eight batteries to be tested can be put into the clamping grooves 11, each clamping groove 11 is provided with an opening 12, the positive electrode and the negative electrode of the battery can be exposed from the opening, and the connection part of the external battery comprehensive tester 2 is convenient to connect with the positive electrode and the negative electrode. The connecting component is divided into two parts, one is a sampling probe 20 on the battery comprehensive tester 2, the other is a detection clamp connected with the sampling probe 20, the detection clamp is divided into a voltage detection clamp and a current detection clamp, the red detection clamp is connected with the anode of the battery, the black detection clamp is connected with the cathode of the battery, and the two detection clamps input the data of the battery to an internal test module of the battery comprehensive tester 2 through the sampling probe 20. In addition, adjacent batteries to be tested are separated by the separating plate 13, so that interference among the batteries during testing can be avoided. The isolation plate 13 is made of insulating material such as plastic. Preferably, the detachable connection mode adopts clamping connection or screw fixed connection, when the clamping connection is adopted, a clamping groove 11 is formed in the upper surface of the battery comprehensive testing instrument 2, a clamping column is arranged on the battery fixing jig, connection is realized in the form that the clamping column is clamped into the clamping groove 11, when the screw fixed connection is adopted, a threaded hole is formed in the bottom of the battery fixing jig, a corresponding threaded hole is formed in the battery comprehensive testing instrument 2, and the battery comprehensive testing instrument are connected through screws, so that later disassembly and assembly are convenient. Of course, the two may be integrally formed structures, which is not limited in this embodiment.
As an optimization scheme of the embodiment of the present utility model, referring to fig. 1, 2 and 3, the battery comprehensive tester 2 has sampling probes 20 corresponding to the clamping grooves one by one. In this embodiment, a plurality of probes are configured for the battery tester 2, so that a multi-channel test can be formed. Preferably, the sampling probe 20 is connected with two detecting clamps, and the two detecting clamps are respectively connected with the positive electrode and the negative electrode of the battery. The two detection clamps are divided into a voltage detection clamp and a current detection clamp, the red detection clamp is connected with the positive stage of the battery, the black detection clamp is connected with the negative stage of the battery, and the automatic self-checking program is automatically entered after connection is completed, so that the current state of the battery is read out, the current state is displayed as battery voltage, current, electric quantity and battery communication state, whether the battery self-checking is qualified or not is judged according to the current state of the battery, whether the function of the lithium battery is qualified or not can be judged from a plurality of test items at the back after the self-checking is qualified, and the testing accuracy and efficiency of the lithium battery product are improved.
As an optimization scheme of the embodiment of the present utility model, referring to fig. 1, 2 and 3, the battery comprehensive tester 2 includes a battery capacity testing module, a battery overcharge protection module, a battery overdischarge protection module and a battery overcurrent protection module. In this embodiment, the plurality of automatic test items include battery capacity, standard charge and discharge, maximum charge and discharge, battery overcharge protection, battery overdischarge protection, battery overcurrent protection, battery internal resistance, and NTC protection mechanism, so as to automatically complete an automatic test process of the lithium battery, improve product test efficiency, and reduce labor cost. Specifically, the battery capacity test is to discharge a lithium battery sample to a discharge cut-off voltage, then charge the lithium battery sample to a charge cut-off voltage at a constant current and constant voltage, calculate the discharge cut-off voltage to the charge cut-off voltage lithium battery capacity, and the battery overcharge protection is to perform constant current and constant voltage continuous charge on the battery until the activation of a battery protection device, the battery overdischarge protection is to perform constant current and constant voltage continuous discharge on the battery until the activation of the battery protection device, and the battery overcurrent protection is to perform instant heavy current discharge on the lithium battery until the activation of the battery protection device.
As an optimization scheme of the embodiment of the present utility model, referring to fig. 1, 2 and 3, the battery comprehensive tester 2 is provided with a heat dissipation window 21. A heat dissipation window 21 is provided on a side wall of the housing 1, can radiate heat and protect internal components.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a battery fixing jig, includes the casing that has the opening, its characterized in that: the shell is also provided with a plurality of clamping grooves for embedding the power supply, and the batteries are arranged in the clamping grooves from the opening; the cell walls of each clamping groove are provided with holes for exposing the positive electrode and the negative electrode of the cell to the shell, and isolating plates for preventing interference are arranged between the adjacent clamping grooves and extend to the openings.
2. The battery fixing jig according to claim 1, wherein: the clamping grooves are arranged in parallel in a straight line.
3. The battery fixing jig according to claim 1, wherein: the opening is a through hole with one end communicated with the opening.
4. The battery fixing jig according to claim 1, wherein: the end of the opening has a smooth arcuate edge.
5. The battery fixing jig according to claim 1, wherein: the shell is a toughened glass shell.
6. The utility model provides a battery testing arrangement, includes battery comprehensive survey appearance, its characterized in that: the battery fixing jig according to any one of claims 1 to 5, wherein the battery fixing jig is detachably mounted on the battery fixing jig.
7. The battery testing device of claim 6, wherein: the battery comprehensive tester is provided with sampling probes which are in one-to-one correspondence with the clamping grooves.
8. The battery testing device of claim 7, wherein: the sampling probe is connected with two detection clamps, and the two detection clamps are respectively connected with the anode and the cathode of the battery.
9. The battery testing device of claim 6, wherein: the battery comprehensive tester is provided with a battery capacity testing module, a battery overcharge protection module, a battery overdischarge protection module and a battery overcurrent protection module.
10. The battery testing device of claim 6, wherein: the battery comprehensive tester is provided with a heat dissipation window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321946957.6U CN220455386U (en) | 2023-07-24 | 2023-07-24 | Battery fixing jig and battery testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321946957.6U CN220455386U (en) | 2023-07-24 | 2023-07-24 | Battery fixing jig and battery testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220455386U true CN220455386U (en) | 2024-02-06 |
Family
ID=89731667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321946957.6U Active CN220455386U (en) | 2023-07-24 | 2023-07-24 | Battery fixing jig and battery testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220455386U (en) |
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2023
- 2023-07-24 CN CN202321946957.6U patent/CN220455386U/en active Active
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