CN117761553B - Assembled battery testing tool, assembled battery testing method and assembled battery testing method - Google Patents
Assembled battery testing tool, assembled battery testing method and assembled battery testing method Download PDFInfo
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- CN117761553B CN117761553B CN202410008872.6A CN202410008872A CN117761553B CN 117761553 B CN117761553 B CN 117761553B CN 202410008872 A CN202410008872 A CN 202410008872A CN 117761553 B CN117761553 B CN 117761553B
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- 238000012360 testing method Methods 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 claims abstract description 18
- 238000010998 test method Methods 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 9
- 229920001342 Bakelite® Polymers 0.000 claims description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 239000004637 bakelite Substances 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 claims 1
- 239000002699 waste material Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a combined battery testing tool, a combined method and a testing method, which belong to the technical field of measuring electric variables, wherein the combined battery testing tool comprises a base and a plurality of clamping seats, each of the base and the clamping seats is provided with a left part, a right part and an insulating part, clamping positions are arranged between adjacent left parts and between adjacent right parts, and insulating bottom plates are arranged on the left parts and the right parts of the base; and part of the clamping seats are serial seats, and/or part of the clamping seats are parallel seats, one of the left part and the right part of the serial seats is provided with an insulating plate, the other is provided with a serial conducting plate, and the left part and the right part of the parallel seats are provided with parallel conducting plates. The combination method uses a combined battery test tool to combine a plurality of single batteries into a test battery pack. The test method connects the test battery pack to the test instrument for testing. When the battery pack is used, the lugs of the plurality of single batteries are placed at a plurality of clamping positions, then subsequent tests are carried out, the assembly is carried out in a clamping mode, and the lugs of the replaced single batteries are not damaged.
Description
Technical Field
The invention relates to the technical field of measuring electric variables, in particular to a combined battery testing tool, a combined method and a testing method.
Background
When manufacturing lithium ion batteries, a plurality of sheet-shaped single batteries are often required to be connected in series, in parallel or in other serial-parallel structures to form a combined battery according to the demands of customers. Before assembling and packaging, the assembled battery needs to be assembled into a test battery pack, and the test battery pack is connected to a test instrument for testing.
At present, a plurality of single batteries are combined into a test battery pack by connecting and combining the single batteries through ultrasonic welding, laser welding, soldering and the like. In the test process, if a certain test battery pack fails, the test battery pack needs to be disassembled and one or more single batteries which possibly fail are replaced. Because the connection assembly is carried out through welding, the replaced single batteries are generally damaged, and even if no faults are found in subsequent tests, the single batteries with damaged single batteries are difficult to use for the second time, and can only be classified into waste products, so that waste is caused.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides a combined battery testing tool, a combined method and a testing method.
According to the assembled battery testing tool disclosed by the embodiment of the first aspect of the invention, the assembled battery testing tool comprises a base and a plurality of clamping seats which are vertically and sequentially overlapped above the base, wherein the base and the clamping seats are respectively provided with a left part, a right part and an insulating part arranged between the left part and the right part, clamping positions are respectively arranged between two adjacent left parts and between two adjacent right parts, and insulating bottom plates are respectively arranged on the left part and the right part of the base; the clamping seat is a serial connection seat and/or the clamping seat is a parallel connection seat, one of the left part and the right part of the serial connection seat is provided with an insulating plate, the other is provided with a serial connection conducting plate, and the left part and the right part of the parallel connection seat are respectively provided with a parallel connection conducting plate.
According to the assembled battery testing tool provided by the embodiment of the first aspect of the invention, the assembled battery testing tool has at least the following technical effects: when the combined battery testing tool is used, the lugs of the plurality of single batteries can be respectively placed at a plurality of clamping positions, so that the combined battery testing tool and the plurality of single batteries are combined into a testing battery pack, and then subsequent testing is carried out. The base and the clamping seat are both called as assembly seats, and when the test battery pack is required to be disassembled for replacing the single battery, the two assembly seats contacted with the single battery are required to be disassembled; because the connection assembly is carried out in a clamping mode, the lugs of the replaced single batteries are not damaged, and if no faults are found in subsequent tests, the single batteries can be used for the second time, so that waste is reduced.
According to some embodiments of the invention, the left and right parts of the base are provided with conductive bottom plates, and the conductive bottom plates are stacked on the upper side of the insulating bottom plate. Therefore, the lug of the single battery is clamped more firmly.
According to some embodiments of the invention, the conductive base plate is provided with a first connection tab. The first connection tab may be used to connect to an electrical clamp of a test instrument, which facilitates connection of the assembled test battery pack to the test instrument.
According to some embodiments of the invention, the insulating plate is stacked with a conductive pressing plate on the underside. Therefore, the lug of the single battery is clamped more firmly.
According to some embodiments of the invention, the series conductive plate is provided with a second connecting piece. The second connection tab may be used to connect to an electrical clamp of the test instrument, which facilitates connection of the assembled test battery pack to the test instrument.
According to some embodiments of the invention, the parallel conductive plates are provided with third connecting pieces. The third connection tab may be used to connect to an electrical clamp of the test instrument, which facilitates connection of the assembled test battery pack to the test instrument.
According to some embodiments of the invention, the upper side of the insulating part is provided with a protrusion, the lower side of the insulating part is provided with a recess, and the protrusion is matched with the recess. This facilitates accurate positioning between the assembled seats.
According to some embodiments of the invention, the left and right portions are the same vertical dimension. When a plurality of single batteries are installed in this way, the plurality of single batteries can be orderly stacked.
According to a combination method of an embodiment of the second aspect of the present invention, a plurality of unit cells are combined into a test battery pack by using the above-mentioned combined cell test fixture, the combination method includes the following steps: the plurality of single batteries are vertically stacked in sequence, two lugs of each single battery are respectively arranged at two clamping positions, and the polarities of the two lugs on the upper side and the lower side of the series conductive plate are opposite, and the polarities of the two lugs on the upper side and the lower side of the parallel conductive plate are the same.
The combination method according to the embodiment of the second aspect of the present invention has at least the following technical effects: through using foretell assembled battery test fixture, the tab of the monomer battery that changes down in the test can not be damaged, if follow-up test discovers not trouble, these monomer batteries can carry out the secondary and use, reduces extravagant.
According to the test method of the embodiment of the third aspect of the invention, the test battery pack combined by the combination method is connected to a test instrument for testing.
According to the test method of the embodiment of the third aspect of the invention, at least the following technical effects are achieved: by using the combination method, the lugs of the replaced single batteries are not damaged in the test, and if no faults are found in the subsequent test, the single batteries can be used for the second time, so that the waste is reduced.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
Fig. 1 is a schematic perspective view of a testing tool for a combined battery according to an embodiment of the present invention;
FIG. 2 is a schematic perspective view of a testing tool for assembled batteries according to other embodiments of the present invention;
FIG. 3 is a schematic perspective view of a testing tool for assembled batteries according to still other embodiments of the present invention;
FIG. 4 is a schematic view of two tabs together in a clamping position;
FIG. 5 is a schematic perspective view of the base of FIG. 1;
FIG. 6 is a schematic perspective view of the tandem seat of FIG. 2;
Fig. 7 is a schematic perspective view of the parallel seat in fig. 1.
In the accompanying drawings:
100-base; 110-an insulating base plate; 120-conductive backplane; 130-a first connecting piece; 141-a first through hole; 142-a second through hole; 150-an insulating part; 200-connecting seats in series; 210-an insulating plate; 220-conductive press plate; 230-a second connecting piece; 240-series conductive plates; 300-parallel seats; 310-parallel conductive plates; 320-a third connecting piece; 400-single battery; 510-a first bolt; 520-second bolt.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.
In the description of the present invention, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of the description, and are not intended to indicate that the apparatus or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Further, the meaning of a plurality is one or more, and the meaning of a plurality is two or more, and greater than, less than, exceeding, etc. is understood to exclude the present number, and the meaning of above, below, within, etc. is understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.
The following describes a assembled battery testing tool, an assembled method and a testing method according to an embodiment of the present invention with reference to fig. 1 to 7.
The assembled battery testing tool of the embodiment of the first aspect of the invention comprises a base 100 and a plurality of clamping seats vertically and sequentially overlapped above the base 100, wherein the base 100 and the clamping seats are respectively provided with a left part, a right part and an insulating part 150 arranged between the left part and the right part, clamping positions are respectively arranged between two adjacent left parts and between two adjacent right parts, and the left part and the right part of the base 100 are respectively provided with an insulating bottom plate 110; part of the clamping seats are serial seats 200 and/or part of the clamping seats are parallel seats 300, one of the left part and the right part of the serial seats 200 is provided with an insulating plate 210, the other is provided with a serial conducting plate 240, and the left part and the right part of the parallel seats 300 are provided with parallel conducting plates 310.
For example, as shown in fig. 5, the insulating base plate 110 of the base 100 is laterally disposed, the insulating base plate 110 of the left portion of the base 100, the insulating base plate 110 of the right portion of the base 100, and the insulating portion 150 of the base 100 may be an integral member, the conductive base plates 120 may be disposed at both the left and right portions of the base 100, the conductive base plates 120 are laterally disposed, the two conductive base plates 120 are respectively stacked on the upper side of the insulating base plate 110 of the left portion and the upper side of the insulating base plate 110 of the right portion, and the two conductive base plates 120 are separated by the insulating portion 150 of the base 100 such that no conduction occurs between the two conductive base plates 120;
Referring to fig. 6, the insulating plate 210 of the tandem base 200 is laterally disposed, the insulating plate 210 and the insulating part 150 may be an integral member, the tandem base 200 further includes a conductive pressing plate 220, the conductive pressing plate 220 is stacked on the lower side of the insulating plate 210, the conductive pressing plate 220 and the insulating plate 210 are combined to form a left/right part, the tandem conductive plate 240 is the right/left part, the sum of the vertical dimensions of the conductive pressing plate 220 and the insulating plate 210 is the same as the vertical dimension of the tandem conductive plate 240, and the conductive pressing plate 220 and the tandem conductive plate 240 are separated by the insulating part 150 of the tandem base 200, so that the conductive pressing plate 220 and the tandem conductive plate 240 are not conducted;
referring to fig. 7, the parallel conductive plates 310 of the parallel sockets 300 are laterally disposed, and the two parallel conductive plates 310 are separated by the insulating portion 150 of the parallel socket 300 such that no conduction occurs between the two parallel conductive plates 310.
The base 100 and the clamping seat are both called as assembly seats, and when two adjacent assembly seats are not needed to be used, the bottom surface of the left part of the upper assembly seat is contacted with the top surface of the left part of the lower assembly seat, the bottom surface of the right part of the upper assembly seat is contacted with the top surface of the right part of the lower assembly seat, so that when the two assembly seats are used, the lug placed in the clamping seat can be clamped by the left parts of the two assembly seats or the right parts of the two assembly seats. The insulating base plate 110, the insulating plate 210, and the insulating portion 150 may be made of bakelite or other suitable insulating materials; the conductive base plate 120, the series conductive plates 240, and the parallel conductive plates 310 may all be made of copper or other suitable conductive material; the series conductive plate 240 may be formed by stacking two conductive bottom plates 120, and the parallel conductive plate 310 may be formed by stacking two conductive bottom plates 120, so that there is no need to produce excessive accessories, and the manufacturing of the assembled battery testing tool is facilitated.
When in use, the lugs of the plurality of single batteries 400 can be respectively placed at a plurality of clamping positions, so that the combined battery testing tool and the plurality of single batteries 400 are combined into a testing battery set, and then subsequent testing is carried out. The base 100 and the clamping seat are both called as assembly seats, and when the test battery pack needs to be disassembled to replace the single battery 400, the two assembly seats contacted by the single battery 400 are detached; because the connection assembly is performed in a clamping manner, the tabs of the replaced single batteries 400 are not damaged, and if no faults are found in the subsequent test, the single batteries 400 can be used for the second time, so that the waste is reduced.
In some embodiments of the present invention, the left and right portions of the base 100 are provided with the conductive base plate 120, and the conductive base plate 120 is stacked on the upper side of the insulating base plate 110. Thus, the clamping of the tabs of the single battery 400 is more stable.
In some embodiments of the present invention, the conductive base plate 120 is provided with a first connection tab 130. The first connection tab 130 may be used to connect to an electrical clamp of a test instrument, thus facilitating connection of the assembled test battery pack to the test instrument. For example, referring to fig. 1, when all holders are parallel holders 300 and all unit cells 400 are connected in parallel, the positive electrode electrical clamp of the test apparatus is connected to the first connection tab 130 of one of the conductive base plates 120, and the negative electrode electrical clamp is connected to the first connection tab 130 of the other conductive base plate 120.
In some embodiments of the present invention, the lower side of the insulating plate 210 is overlapped with the conductive pressing plate 220. Thus, the clamping of the tabs of the single battery 400 is more stable.
In some embodiments of the present invention, the series conductive plate 240 is provided with a second connecting tab 230. The second connection tab 230 may be used to connect to an electrical clamp of a test instrument, which facilitates connection of the assembled test battery pack to the test instrument. For example, referring to fig. 2, when all holders are serial holders 200 and all single cells 400 are serial, the positive electrode electric clip of the test apparatus is connected to one of the first connection pieces 130 of the base 100, and the negative electrode electric clip is connected to the second connection piece 230 of the serial holder 200 located at the top.
In some embodiments of the present invention, the parallel conductive plate 310 is provided with a third connecting piece 320. The third connector tab 320 may be used to connect to an electrical clamp of a test instrument, which facilitates connection of the assembled test battery pack to the test instrument. For example, referring to fig. 1, when all holders are parallel holders 300 and all unit cells 400 are connected in parallel, the positive electrode electrical clamp of the test apparatus may be connected to the third connection piece 320 of one of the parallel conductive plates 310 of the parallel holder 300 positioned at the top, and the negative electrode electrical clamp may be connected to the third connection piece 320 of the other parallel conductive plate 310.
In some embodiments of the present invention, the upper side of the insulating part 150 is provided with a protrusion, and the lower side of the insulating part 150 is provided with a recess, and the protrusion is matched with the recess. For two adjacent assembling seats, the bulge of the assembling seat positioned at the lower side can be inserted into the concave of the assembling seat positioned at the upper side from bottom to top. This facilitates accurate positioning between the assembled seats. The insulating portion 150 of the base 100 may be provided with only the protrusion without the recess, however, both the protrusion and the recess may be provided.
In some embodiments of the invention, the vertical dimensions of the left and right portions are the same. When a plurality of unit cells 400 are mounted in this way, the plurality of unit cells 400 can be stacked in order.
In some embodiments of the present invention, the first bolt 510 and the second bolt 520 are further included, the left portion is provided with a first through hole 141 extending vertically, the right portion is provided with a second through hole 142 extending vertically, all of the first through holes 141 are coaxial, and all of the second through holes 142 are coaxial. The first bolts 510 penetrate through all the first through holes 141, first nuts are arranged at the tail ends of the first bolts 510, and all left parts are arranged between the bolt heads of the first bolts 510 and the first nuts; the second bolts 520 penetrate through all the second through holes 142, second nuts are arranged at the tail ends of the second bolts 520, and all right parts are arranged between the bolt heads of the second bolts 520 and the second nuts. Through setting up first through-hole 141 and second through-hole 142, be convenient for use the bolt to lock all equipment seats, prevent not hard up. The first bolt 510, the second bolt 520, the first nut, and the second nut may be plastic members, so that the insulation effect is better.
In the combination method according to the embodiment of the second aspect of the present invention, the plurality of unit cells 400 are combined into the test battery pack by using the above-mentioned combined cell test fixture, and the combination method includes the following steps: the plurality of single batteries 400 are vertically stacked in sequence, so that two lugs of each single battery 400 are respectively placed at two clamping positions, and the polarities of two lugs on the upper side and the lower side of the series conductive plate 240 are opposite, and the polarities of two lugs on the upper side and the lower side of the parallel conductive plate 310 are the same. For two tabs of the same single battery 400, the upper sides of the two tabs are respectively attached to the left and right parts of one assembly seat, and the lower sides of the two tabs are respectively attached to the left and right parts of the other assembly seat. Referring to fig. 1, all holders are parallel holders 300, positive tabs of all unit batteries 400 are all disposed on the left side and connected to the left portion of the assembly holder, and negative tabs are all disposed on the right side and connected to the right portion of the assembly holder, and all unit batteries 400 are connected in parallel. Referring to fig. 2, all holders are serial holders 200, positive tabs of all unit cells 400 are alternately arranged from top to bottom, negative tabs of all unit cells 400 are also alternately arranged from top to bottom, and all unit cells 400 are connected in parallel. Of course, a part of the holders may be serial holders 200 and a part of the holders may be parallel holders 300, so that the plurality of unit batteries 400 may be combined in a serial-parallel structure as required by the customer, as shown in fig. 3, that is, in a 2S2P combination manner.
Referring to fig. 4, when two single batteries 400 are connected in parallel among the plurality of single batteries 400 of the test battery pack, the positive electrode lugs of the two single batteries 400 can be stacked and commonly arranged in one clamping position, and the negative electrode lugs are stacked and commonly arranged in the other clamping position, so that the space is saved, and the test battery pack is suitable for the condition that the thickness of the single batteries 400 is smaller.
Through using foretell assembled battery test fixture, the tab of the monomer battery 400 that changes down in the test will not have the damage, if follow-up test discovers that there is not trouble, these monomer batteries 400 can carry out the secondary and use, reduces extravagant.
According to the testing method of the embodiment of the third aspect of the invention, the test battery pack combined by the combination method is connected to a testing instrument for testing. By using the above combination method, the tabs of the replaced single batteries 400 will not be damaged during the test, and if no fault is found in the subsequent test, the single batteries 400 can be used for a second time, thereby reducing waste.
While the preferred embodiment of the present application has been illustrated and described, the present application is not limited to the embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the present application, and these equivalent modifications and substitutions are intended to be included in the scope of the present application as defined in the appended claims.
Claims (3)
1. A assembled battery test fixture which is characterized in that: the combined battery testing tool comprises a base (100) and a plurality of clamping seats which are vertically and sequentially overlapped above the base (100), wherein the base (100) and the clamping seats are respectively provided with a left part, a right part and an insulating part (150) arranged between the left part and the right part, the vertical sizes of the left part and the right part are the same, clamping positions are respectively arranged between two adjacent left parts and between two adjacent right parts, and are used for clamping the lugs of the single battery (400);
The left part and the right part of the base (100) are respectively provided with an insulating bottom plate (110), the left part and the right part of the base (100) are respectively provided with a conductive bottom plate (120), and the conductive bottom plates (120) are overlapped on the upper side of the insulating bottom plates (110); the conductive bottom plate (120) is provided with a first connecting sheet (130);
Part of the clamping seats are serial seats (200) and/or part of the clamping seats are parallel seats (300), one of the left part and the right part of the serial seats (200) is provided with an insulating plate (210), the other is provided with a serial conducting plate (240), the serial conducting plate (240) is provided with a second connecting sheet (230), the lower side of the insulating plate (210) is overlapped with a conducting pressing plate (220), the left part and the right part of the parallel seats (300) are respectively provided with a parallel conducting plate (310), and the parallel conducting plate (310) is provided with a third connecting sheet (320); the insulating bottom plate, the insulating plate and the insulating part are all made of bakelite, and the conductive bottom plate, the serial conductive plate and the parallel conductive plate are all made of copper plates;
the upper side of insulating part (150) is equipped with the arch, the downside of insulating part (150) is equipped with the recess, protruding with recess looks adaptation, insulating part with protruding as an organic whole component, left side's bottom with form between the bottom of right side the recess.
2. A method of combining, characterized by: combining a plurality of single cells (400) into a test battery pack using the combined cell test fixture of claim 1, the combining method comprising the steps of: the plurality of single batteries (400) are vertically stacked in sequence, two lugs of each single battery (400) are respectively arranged at two clamping positions, and the polarities of the two lugs on the upper side and the lower side of the series conducting plate (240) are opposite, and the polarities of the two lugs on the upper side and the lower side of the parallel conducting plate (310) are the same.
3. A method of testing, characterized by: a test battery pack assembled using the assembling method of claim 2 is connected to a test instrument for testing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410008872.6A CN117761553B (en) | 2024-01-04 | 2024-01-04 | Assembled battery testing tool, assembled battery testing method and assembled battery testing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410008872.6A CN117761553B (en) | 2024-01-04 | 2024-01-04 | Assembled battery testing tool, assembled battery testing method and assembled battery testing method |
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| CN117761553A CN117761553A (en) | 2024-03-26 |
| CN117761553B true CN117761553B (en) | 2024-06-21 |
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| US8736273B2 (en) * | 2010-04-15 | 2014-05-27 | Lg Chem, Ltd. | Testing system and method for testing a battery cell |
| CN104051698B (en) * | 2014-06-05 | 2016-05-04 | 江苏华东锂电技术研究院有限公司 | There is the battery pack of lug jockey |
| KR101705308B1 (en) * | 2014-07-03 | 2017-02-09 | 주식회사 엘지화학 | Zig for fixing electrode and apparatus for charging and discharging secondary battery including the same |
| JP6266462B2 (en) * | 2014-07-31 | 2018-01-24 | 株式会社日本マイクロニクス | Sheet battery test apparatus and sheet battery test method |
| CN106605317B (en) * | 2015-05-08 | 2021-02-09 | 松下知识产权经营株式会社 | Assembled battery |
| JP6459850B2 (en) * | 2015-08-21 | 2019-01-30 | 日産自動車株式会社 | Short-circuit inspection apparatus and short-circuit inspection method |
| KR102032356B1 (en) * | 2015-12-07 | 2019-11-08 | 주식회사 엘지화학 | Voltage Sensing Block for Battery Module |
| CN110850125A (en) * | 2019-11-29 | 2020-02-28 | 浙江杭可科技股份有限公司 | Multi-station variable-interval clamping device for soft package battery |
| EP4047701A4 (en) * | 2020-12-24 | 2023-03-01 | Contemporary Amperex Technology Co., Limited | Battery pack, battery package, electrical apparatus, and method and device for fabricating battery pack |
| KR20230020280A (en) * | 2021-08-03 | 2023-02-10 | 주식회사 엘지에너지솔루션 | Apparatus and system for battery inspection |
| KR102354563B1 (en) * | 2021-09-23 | 2022-01-25 | 덕양산업 주식회사 | Apparatus for checking insulation of cell module assembly |
| CN217639436U (en) * | 2022-05-20 | 2022-10-21 | 楚能新能源股份有限公司 | Battery core package hot pressing Hi-pot testing arrangement |
| CN114759241A (en) * | 2022-05-20 | 2022-07-15 | 广东工业大学 | Test die for HT-PEMFC single cells and series-parallel electric piles |
| CN218461940U (en) * | 2022-08-03 | 2023-02-10 | 福建星云电子股份有限公司 | Battery cell tab clamping device |
| CN218445585U (en) * | 2022-08-04 | 2023-02-03 | 珠海泰坦新动力电子有限公司 | Clamping mechanism and battery test equipment with same |
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| CN202084609U (en) * | 2011-05-25 | 2011-12-21 | 佛山市顺德区精进能源有限公司 | Flexible packaging polymer lithium battery pack structure |
| CN218602683U (en) * | 2022-10-25 | 2023-03-10 | 朱建华 | Battery pack convenient for tab connection |
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