CN220710574U - Cell switching piece stings decorative pattern structure - Google Patents
Cell switching piece stings decorative pattern structure Download PDFInfo
- Publication number
- CN220710574U CN220710574U CN202322331440.2U CN202322331440U CN220710574U CN 220710574 U CN220710574 U CN 220710574U CN 202322331440 U CN202322331440 U CN 202322331440U CN 220710574 U CN220710574 U CN 220710574U
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- China
- Prior art keywords
- welding part
- sheet body
- strip
- holes
- row
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- 238000003466 welding Methods 0.000 claims abstract description 92
- 238000004049 embossing Methods 0.000 claims abstract description 20
- 230000000149 penetrating effect Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a battery transfer sheet pattern biting structure, which belongs to the technical field of batteries, and comprises a sheet body, wherein embossing is arranged on the body surface of the sheet body, the left end of the sheet body is fixedly connected with a left first welding part and a left second welding part, a space is reserved between the left first welding part and the left second welding part, and a left empty area is formed among the left first welding part, the left second welding part and the left side wall of the sheet body; the right end of the sheet body is fixedly connected with a right first welding part and a right second welding part, a space is reserved between the right first welding part and the right second welding part, and a right empty area is formed among the right first welding part, the right second welding part and the right side wall of the sheet body; the left-side strip-shaped grooves are formed in the right-side positive and negative body surfaces of the sheet body, and the right-side strip-shaped grooves are formed in the right-side positive and negative body surfaces of the sheet body. The temperature of the transfer piece passes through the left strip-shaped groove and the right strip-shaped groove when in welding, and a part of heat is radiated outwards through the left strip-shaped groove and the right strip-shaped groove, so that the temperature transmitted to the embossing position can be greatly reduced, and the embossing is protected from deformation.
Description
Technical Field
The utility model belongs to the technical field of batteries, and particularly relates to a battery switching piece biting pattern structure.
Background
In recent years, new energy automobiles driven by electricity are gradually taking up share in the market. The use of electric vehicles such as electric automobiles and electric bicycles, and large and medium-sized electric devices such as energy storage facilities becomes an important means for solving the global problems such as energy crisis and environmental pollution, and the development of the fields depends on the development of high-performance batteries to a great extent, for example, the electric automobiles need to ensure large battery capacity and small occupied space in order to achieve high endurance performance equivalent to the existing fuel automobiles, and lithium batteries have higher space utilization rate due to higher energy density, so that the lithium batteries have wider application prospects in the new energy fields. Lithium batteries are typically assembled from a housing, a cell assembly, and a top cover, and in some batteries include tabs, insulating gaskets, and the like. The lithium battery currently used comprises a pole core, a cover plate and a switching piece, wherein the cover plate is connected with the pole core through the switching piece. When the battery is assembled, the battery core and the electrode lugs thereof are in a horizontal state, and the battery core, the electrode lugs on the top of the battery core and the connecting sheet or the top cover are always kept horizontal. In the welding process of the transfer sheet, laser welding is generally used, and when welding, the temperature of the welding part of the transfer sheet can rise, high temperature is transmitted to the embossing at the middle position of the transfer sheet, and deformation of the embossing caused by overhigh temperature can occur occasionally. Therefore, there is a need for a new type of transfer sheet that effectively avoids high temperature transfer to embossing during welding.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provide a battery switching piece biting pattern structure which solves the problems in the prior art.
The purpose of the utility model is realized in the following way: the battery switching piece pattern-biting structure comprises a sheet body, wherein embossing is arranged on the body surface at the middle position of the sheet body, the left end of the sheet body is fixedly connected with a left first welding part and a left second welding part, a space is reserved between the left first welding part and the left second welding part, and a left empty area is formed among the left first welding part, the left second welding part and the left side wall of the sheet body; the right end of the sheet body is fixedly connected with a right first welding part and a right second welding part, a space is reserved between the right first welding part and the right second welding part, and a right empty area is formed among the right first welding part, the right second welding part and the right side wall of the sheet body; the left-side strip-shaped grooves are formed in the right-side positive and negative body surfaces of the sheet body, and the right-side strip-shaped grooves are formed in the right-side positive and negative body surfaces of the sheet body.
Further, the left strip-shaped groove and the right strip-shaped groove are T-shaped grooves, and a plurality of through holes are formed in the left strip-shaped groove and the right strip-shaped groove.
Further, the through holes comprise a first row of holes, a second row of holes and a third row of holes, the first row of holes, the second row of holes and the third row of holes extend parallel to each other side by side, and the first row of holes, the second row of holes and the third row of holes penetrate through the sheet downwards.
Further, the left welding part, the right welding part and the sheet body are integrally formed.
Further, the left empty area and the right empty area are symmetrically arranged, and the vertex angles of the left empty area and the right empty area are provided with round corners.
Further, the left bar-shaped groove comprises an upper left groove and a lower left groove, and the right bar-shaped groove comprises an upper right groove and a lower right groove.
The utility model has the beneficial effects that: through set up left bar groove in the left end of lamellar body, set up right bar groove in the right-hand member of lamellar body, when the adapter piece is at the welding, left welding portion, left two welding portions, right one welding portion and right two welding portions are when the high temperature that produces because of the welding is being passed to adapter piece middle part, the temperature needs through left bar groove and right bar groove, can gather in its inside when passing left bar groove and right bar groove to outwards give off a part of heat through left bar groove and right bar groove, consequently can greatly reduced transmits the temperature of knurling position, effectively avoid transmitting the high temperature of knurling position, and then avoid the knurling to take place to warp.
Drawings
FIG. 1 is a schematic top view of the present utility model;
FIG. 2 is a schematic left-hand perspective view of the present utility model;
FIG. 3 is a schematic rear perspective view of the present utility model;
fig. 4 is an enlarged view of fig. 2 a in accordance with the present utility model.
In the figure: 1. sheet 2, embossing 3, left first welded part 4, left second welded part 5, left empty space 6, right first welded part 7, right second welded part 8, right empty space 9, left bar-shaped groove 10, right bar-shaped groove 11, through hole 12, first row hole 13, second row hole 14, third row hole 15, rounded corner 16, left upper groove 17, left lower groove 18, right upper groove 19, right lower groove.
Description of the embodiments
The present utility model will be described in further detail with reference to the accompanying drawings, and it should be noted that all the azimuth words, such as up, down, front, back, left, right, etc., appearing in the present utility model are azimuth words made by taking fig. 1 as a reference drawing, and all the azimuth words do not limit the present utility model, but are used for more clear description and explanation of the present utility model.
Examples
As shown in fig. 1-4, the present embodiment discloses a battery switching piece biting pattern structure, which comprises a sheet body 1, wherein an embossing 2 is arranged on a body surface at the middle position of the sheet body 1, and the embossing 2 is formed by a rectangular groove recessed downwards on the surface of the sheet body 1. The left end of the sheet body 1 is fixedly connected with a left first welding part 3 and a left second welding part 4, a space is reserved between the left first welding part 3 and the left second welding part 4, and a left empty area 5 is formed among the left first welding part 3, the left second welding part 4 and the left side wall of the sheet body 1; the right end of the sheet body 1 is fixedly connected with a right first welding part 6 and a right second welding part 7, a space is reserved between the right first welding part 6 and the right second welding part 7, and a right empty area 8 is formed among the right first welding part 6, the right second welding part 7 and the right side wall of the sheet body 1; the left strip-shaped grooves 9 are formed in the right-end positive and negative body surfaces of the sheet body 1, and the right strip-shaped grooves 10 are formed in the right-end positive and negative body surfaces of the sheet body 1.
According to the embodiment, the left strip-shaped groove 9 is formed in the left end of the sheet body 1, the right strip-shaped groove 10 is formed in the right end of the sheet body 1, when the transfer sheet is welded, the left welding part 3, the left welding part 4, the right welding part 6 and the right welding part 7 are subjected to high temperature generated by welding, when the high temperature is transmitted to the middle part of the transfer sheet, the temperature is required to be gathered in the left strip-shaped groove 9 and the right strip-shaped groove 10 when passing through the left strip-shaped groove 9 and the right strip-shaped groove 10, and a part of heat is emitted outwards through the left strip-shaped groove 9 and the right strip-shaped groove 10, so that the temperature transmitted to the position of the embossing 2 can be greatly reduced, the excessive temperature transmitted to the position of the embossing 2 is effectively avoided, and the embossing 2 is further prevented from being deformed.
Examples
As shown in fig. 1-4, the present embodiment discloses a battery switching piece biting pattern structure, which comprises a sheet body 1, wherein an embossing 2 is arranged on a body surface in the middle position of the sheet body 1. The left end of the sheet body 1 is fixedly connected with a left first welding part 3 and a left second welding part 4, a space is reserved between the left first welding part 3 and the left second welding part 4, and a left empty area 5 is formed among the left first welding part 3, the left second welding part 4 and the left side wall of the sheet body 1; the right end of the sheet body 1 is fixedly connected with a right first welding part 6 and a right second welding part 7, a space is reserved between the right first welding part 6 and the right second welding part 7, and a right empty area 8 is formed among the right first welding part 6, the right second welding part 7 and the right side wall of the sheet body 1; the left strip-shaped grooves 9 are formed in the right-end positive and negative body surfaces of the sheet body 1, and the right strip-shaped grooves 10 are formed in the right-end positive and negative body surfaces of the sheet body 1.
For better effect, the left bar-shaped groove 9 and the right bar-shaped groove 10 are T-shaped grooves, and a plurality of through holes 11 are formed in the left bar-shaped groove 9 and the right bar-shaped groove 10. Through the setting of T type groove, the edges and corners in the groove are more, and when temperature transfer arrives inside left bar groove 9 or right bar groove 10, the temperature can more gather in the inslot, and the heat that the inslot collected is more, therefore the heat that transfers to knurling 2 is few. By providing the through holes 11, after the temperature is gathered in the groove, a part of the heat is radiated outwards by the through holes 11, so that the heat on the sheet body 1 is reduced, the heat transferred to the embossing 2 is greatly reduced, and the embossing 2 is protected from deformation.
For better effect, the through holes 11 include a first row of holes 12, a second row of holes 13 and a third row of holes 14, the first row of holes 12, the second row of holes 13 and the third row of holes 14 extend parallel to each other side by side, and the first row of holes 12, the second row of holes 13 and the third row of holes 14 penetrate downwards through the sheet body 1, so that heat dissipation is performed through multiple holes, and the heat dissipation speed is improved.
For better effect, the left welding part 3, the left welding part 4, the right welding part 6, the right welding part 7 and the sheet body 1 are integrally formed.
For better effect, the left empty space 5 and the right empty space 8 are symmetrically arranged, and the vertex angles of the left empty space 5 and the right empty space 8 are provided with round corners 15.
For better effect, the left bar slot 9 includes a left upper slot 16 and a left lower slot 17, and the right bar slot 10 includes a right upper slot 18 and a right lower slot 19.
According to the embodiment, the left strip-shaped groove 9 is formed in the left end of the sheet body 1, the right strip-shaped groove 10 is formed in the right end of the sheet body 1, when the transfer sheet is welded, the left welding part 3, the left welding part 4, the right welding part 6 and the right welding part 7 are subjected to high temperature generated by welding, when the high temperature is transmitted to the middle part of the transfer sheet, the temperature is required to be gathered in the left strip-shaped groove 9 and the right strip-shaped groove 10 when passing through the left strip-shaped groove 9 and the right strip-shaped groove 10, and a part of heat is emitted outwards through the left strip-shaped groove 9 and the right strip-shaped groove 10, so that the temperature transmitted to the position of the embossing 2 can be greatly reduced, the excessive temperature transmitted to the position of the embossing 2 is effectively avoided, and the embossing 2 is further prevented from being deformed.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the concept thereof, can be replaced or changed equally within the scope of the present utility model.
Claims (6)
1. The utility model provides a battery change piece stings decorative pattern structure, includes lamellar body (1), its characterized in that: embossing (2) is arranged on the body surface of the middle position of the sheet body (1), the left end of the sheet body (1) is fixedly connected with a left first welding part (3) and a left second welding part (4), a space is reserved between the left first welding part (3) and the left second welding part (4), and a left empty area (5) is formed among the left first welding part (3), the left second welding part (4) and the left side wall of the sheet body (1); the right end of the sheet body (1) is fixedly connected with a right first welding part (6) and a right second welding part (7), a space is reserved between the right first welding part (6) and the right second welding part (7), and a right empty area (8) is formed among the right first welding part (6), the right second welding part (7) and the right side wall of the sheet body (1); the left strip-shaped grooves (9) are formed in the right-end positive and negative surfaces of the sheet body (1), and the right strip-shaped grooves (10) are formed in the right-end positive and negative surfaces of the sheet body (1).
2. The battery transfer sheet bite pattern structure according to claim 1, wherein: the left strip-shaped groove (9) and the right strip-shaped groove (10) are T-shaped grooves, and a plurality of through holes (11) are formed in the left strip-shaped groove (9) and the right strip-shaped groove (10).
3. The battery transfer sheet bite pattern structure according to claim 2, wherein: the penetrating holes (11) comprise a first row of holes (12), a second row of holes (13) and a third row of holes (14), the first row of holes (12), the second row of holes (13) and the third row of holes (14) extend parallel to each other side by side, and the first row of holes (12), the second row of holes (13) and the third row of holes (14) penetrate through the sheet body (1) downwards.
4. The battery transfer sheet bite pattern structure according to claim 1, wherein: the left welding part (3), the left welding part (4), the right welding part (6), the right welding part (7) and the sheet body (1) are integrally formed.
5. The battery transfer sheet bite pattern structure according to claim 1, wherein: the left empty region (5) and the right empty region (8) are symmetrically arranged, and the vertex angles of the left empty region (5) and the right empty region (8) are provided with round corners (15).
6. The battery transfer sheet bite pattern structure according to claim 1, wherein: the left strip-shaped groove (9) comprises an upper left groove (16) and a lower left groove (17), and the right strip-shaped groove (10) comprises an upper right groove (18) and a lower right groove (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322331440.2U CN220710574U (en) | 2023-08-29 | 2023-08-29 | Cell switching piece stings decorative pattern structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322331440.2U CN220710574U (en) | 2023-08-29 | 2023-08-29 | Cell switching piece stings decorative pattern structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220710574U true CN220710574U (en) | 2024-04-02 |
Family
ID=90447327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322331440.2U Active CN220710574U (en) | 2023-08-29 | 2023-08-29 | Cell switching piece stings decorative pattern structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220710574U (en) |
-
2023
- 2023-08-29 CN CN202322331440.2U patent/CN220710574U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |