CN215339986U - Square lithium cell electricity core hot pressing surveys short circuit anchor clamps - Google Patents
Square lithium cell electricity core hot pressing surveys short circuit anchor clamps Download PDFInfo
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- CN215339986U CN215339986U CN202121794321.5U CN202121794321U CN215339986U CN 215339986 U CN215339986 U CN 215339986U CN 202121794321 U CN202121794321 U CN 202121794321U CN 215339986 U CN215339986 U CN 215339986U
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- China
- Prior art keywords
- battery cell
- square lithium
- clamp handle
- hot
- fixing plate
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- 238000007731 hot pressing Methods 0.000 title claims abstract description 23
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 14
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 14
- 230000005611 electricity Effects 0.000 title claims description 4
- 238000012360 testing method Methods 0.000 claims abstract description 17
- 239000011810 insulating material Substances 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 7
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 6
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a hot-pressing short circuit detection clamp for a square lithium battery cell, which belongs to the field of lithium battery processing and comprises a cell fixing plate and a clamp handle, wherein a bottom plate is bonded at the bottom of the cell fixing plate, a fixing support is installed on the surface to be detected of the cell fixing plate in a matched mode through a bolt, a limiting groove is formed between the fixing support and the bottom plate, two ends of the clamp handle are integrally formed with inserting ends, the clamp handle is inserted into the limiting groove through the inserting ends, a cross-shaped hollow groove is formed in the center of the cell fixing plate, and a groove is formed in the direction extending to one side of the cross-shaped hollow groove. The utility model realizes the production of two technological processes of hot pressing and short circuit testing by one operation, thereby improving the production efficiency and reducing the cost.
Description
Technical Field
The utility model relates to the field of lithium battery processing, in particular to a hot-pressing short circuit testing clamp for a square lithium battery cell.
Background
The trend towards motorization of automobiles and two-wheeled vehicles has increased year by year, which is a necessary consequence of market choice. The demand of lithium ion batteries in the fields of energy storage industry, digital 3C field, electric tools and the like is increasing year by year, so that the output of the lithium ion batteries is bound to be increased for a period of explosive growth in the near future.
The lithium ion battery can be divided into three types in shape, namely, a cylinder, a soft package and a square. Among the lithium ion batteries for the existing electric vehicles, the square lithium ion battery accounts for the most, and is about 60% -80%. Before a square lithium ion battery cell is packaged, the battery cell needs to be subjected to hot pressing and short circuit testing, the pole lug of the battery cell is shaped, and a pole piece and a diaphragm are compressed. When the electric core is subjected to hot pressing, the electric core is required to be subjected to short circuit testing.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a hot-pressing short circuit testing clamp for a square lithium battery cell, which realizes the production of two technological processes of hot-pressing and short circuit testing through one operation so as to improve the production efficiency and reduce the cost.
The utility model provides the following technical scheme: a hot-pressing short circuit detection clamp for a square lithium battery cell comprises a cell fixing plate and a clamp handle, wherein a bottom plate is bonded at the bottom of the cell fixing plate, a fixing support is installed on the detection surface of the cell fixing plate in a matched mode through a bolt, a limiting groove is formed between the fixing support and the bottom plate, two ends of the clamp handle are integrally formed to be provided with inserting ends, and the clamp handle is inserted into the limiting groove through the inserting ends;
the center position of electricity core fixed plate is seted up cross hollow groove, and extends the direction of cross hollow groove one side and sets up flutedly.
Preferably, the battery cell fixing plate is an integrated structure made of an insulating material, and at least six bolts are bolted between the battery cell fixing plate and the fixing support.
Preferably, the fixing support and the clamp handle are both in U-shaped structures.
Preferably, the surfaces of the insertion end at two sides of the clamp handle are bolted and fixed with the surface of the fixed support through bolt matching.
Preferably, the bottom plate is an integrated structure made of insulating materials.
The utility model has the technical effects and advantages that:
according to the square lithium ion cell hot-pressing short-circuit testing clamp plate, the cell hot-pressing device carries out hot pressing on a cell, the cell short-circuit testing device carries out short-circuit testing on the cell, and production of two technological processes of hot pressing and short-circuit testing is realized through one operation, so that the production efficiency is improved, and the cost is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of a part marked a in fig. 1.
Description of reference numerals: 1. a cell fixing plate; 2. a cross-shaped hollow groove; 3. a groove; 4. fixing a bracket; 5. a base plate; 6. a clamp handle; 61. a plug end; 7. a limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The utility model provides a hot-pressing short circuit detection clamp for a square lithium battery cell as shown in fig. 1-2, which comprises a cell fixing plate 1 and a clamp handle 6, wherein a bottom plate 5 is bonded at the bottom of the cell fixing plate 1, a fixing support 4 is installed on the surface to be detected of the cell fixing plate 1 through bolt matching, the cell fixing plate 1 is an integrated structure made of an insulating material, at least six bolts are bolted between the cell fixing plate 1 and the fixing support 4, a limiting groove 7 is formed between the fixing support 4 and the bottom plate 5, two ends of the clamp handle 6 are uniformly integrated to form an inserting end 61, the clamp handle 6 is inserted into the limiting groove 7 through the inserting end 61, the fixing support 4 and the clamp handle 6 are both in a U-shaped structure, and the bottom plate 5 is an integrated structure made of the insulating material. The base plate 5 and the clamp handle 6 are specifically provided as a stainless steel material, but are not limited to stainless steel.
The both sides of anchor clamps handle 6 are pegged graft the end 61 surface and are all fixed through bolt cooperation and 4 surperficial bolts of fixed bolster, cross hollow groove 2 has been seted up to the central point of electric core fixed plate 1, and the direction of extending cross hollow groove 2 one side has seted up recess 3, cross hollow groove 2 is used for fixed battery, avoid the battery not hard up, place electric core in electric core fixed plate 1, positive negative pole utmost point ear is towards short circuit test clamp position below, electric core fixation clamp will be fixed electric core simultaneously, at electric core hot pressing in-process, go up the hot plate decline and push down electric core the time, make electric core can not take place the distortion, keep the integrality of electric core. And meanwhile, the positive and negative short circuit test clamp just presses the positive and negative lugs of the battery cell, and the short circuit test of the battery cell is carried out while hot pressing. After the electric core hot pressing is completed, the electric core is directly taken out integrally only through the clamp handle 6, and the safety is ensured.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (5)
1. The utility model provides a short circuit anchor clamps are surveyed in hot pressing of square lithium cell electricity core, includes electric core fixed plate (1) and anchor clamps handle (6), its characterized in that: a bottom plate (5) is bonded to the bottom of the battery cell fixing plate (1), a fixing support (4) is installed on the measuring surface of the battery cell fixing plate (1) in a matched mode through bolts, a limiting groove (7) is formed between the fixing support (4) and the bottom plate (5), insertion ends (61) are integrally formed at two ends of the clamp handle (6), and the clamp handle (6) is inserted into the limiting groove (7) through the insertion ends (61);
the center position of electric core fixed plate (1) has seted up cross hollow groove (2), and extends the direction of cross hollow groove (2) one side and seted up fluted (3).
2. The square lithium battery cell hot-pressing short-circuit test fixture of claim 1, characterized in that: the battery cell fixing plate (1) is of an integrated structure made of insulating materials, and at least six bolts are bolted between the battery cell fixing plate (1) and the fixing support (4).
3. The square lithium battery cell hot-pressing short-circuit test fixture of claim 1, characterized in that: the fixing support (4) and the clamp handle (6) are both of U-shaped structures.
4. The square lithium battery cell hot-pressing short-circuit test fixture of claim 1, characterized in that: the surfaces of the insertion ends (61) on the two sides of the clamp handle (6) are fixedly bolted with the surface of the fixed support (4) through bolt matching.
5. The square lithium battery cell hot-pressing short-circuit test fixture of claim 1, characterized in that: the bottom plate (5) is an integrated structure made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121794321.5U CN215339986U (en) | 2021-08-03 | 2021-08-03 | Square lithium cell electricity core hot pressing surveys short circuit anchor clamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121794321.5U CN215339986U (en) | 2021-08-03 | 2021-08-03 | Square lithium cell electricity core hot pressing surveys short circuit anchor clamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215339986U true CN215339986U (en) | 2021-12-28 |
Family
ID=79575251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121794321.5U Active CN215339986U (en) | 2021-08-03 | 2021-08-03 | Square lithium cell electricity core hot pressing surveys short circuit anchor clamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215339986U (en) |
-
2021
- 2021-08-03 CN CN202121794321.5U patent/CN215339986U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 313000 No.18, Baoqiao Road, Huaxi street, Changxing County, Huzhou City, Zhejiang Province Patentee after: Zhejiang Tianneng Energy Storage Technology Development Co.,Ltd. Country or region after: China Address before: 313000 No.18, Baoqiao Road, Huaxi street, Changxing County, Huzhou City, Zhejiang Province Patentee before: Tianneng Shuai Fude Energy Co.,Ltd. Country or region before: China |