CN213401339U - Battery cover plate with wedge-shaped structure - Google Patents
Battery cover plate with wedge-shaped structure Download PDFInfo
- Publication number
- CN213401339U CN213401339U CN202022780654.4U CN202022780654U CN213401339U CN 213401339 U CN213401339 U CN 213401339U CN 202022780654 U CN202022780654 U CN 202022780654U CN 213401339 U CN213401339 U CN 213401339U
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- negative pole
- post
- anodal
- injection molding
- top cap
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- 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
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- Connection Of Batteries Or Terminals (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model discloses a battery apron with wedge structure. The technical scheme of the utility model is that: including top cap piece and interior gluey support, be provided with anodal post and negative pole post between top cap piece and the interior gluey support, anodal post connection positive pole switching piece, negative pole switching piece is connected to the negative pole post, be provided with anodal sealing washer between anodal post and the top cap piece, be provided with anodal encapsulation injection molding between anodal post, anodal sealing washer and the top cap piece, be provided with the negative pole sealing washer between negative pole post and the top cap piece, be provided with negative pole encapsulation injection molding between negative pole post, negative pole sealing washer and the top cap piece, it is wedge-shaped annular connector to be provided with edge shape near anodal post and negative pole post department on the top cap piece, anodal encapsulation injection molding and negative pole encapsulation injection molding cladding live annular connector. The utility model provides a scheme has guaranteed holistic structural strength of battery apron and leakproofness.
Description
Technical Field
The utility model relates to a battery apron technical field, in particular to battery apron with wedge structure.
Background
The sealing performance and the structural strength of the battery cover plate are the two most important indexes in safety, and the battery cover plate of the electric vehicle in the prior art has further improved space in the two aspects.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model discloses a main aim at provides a battery apron of assurance structural strength and leakproofness.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a battery apron with wedge structure, includes top cap piece and interior gluey support, be provided with anodal post and negative pole post between top cap piece and the interior gluey support, anodal switching piece is connected to the anodal post, negative pole post connection negative pole switching piece, be provided with anodal sealing washer between anodal post and the top cap piece, be provided with anodal encapsulation injection molding between anodal post, anodal sealing washer and the top cap piece, be provided with the negative pole sealing washer between negative pole post and the top cap piece, be provided with negative pole encapsulation injection molding between negative pole post, negative pole sealing washer and the top cap piece, it is provided with edge shape for wedge annular connector to be close to anodal post and negative pole post department on the top cap piece, anodal encapsulation injection molding and negative pole encapsulation injection molding cladding are in annular connector.
Preferably, the positive pole column is connected with the positive adapter plate in a welding mode, and the negative pole column is connected with the negative adapter plate in a welding mode.
Preferably, the lower parts of the positive pole column and the negative pole column are respectively provided with a positioning groove for sleeving the positive sealing ring and the negative sealing ring.
Preferably, the lower part of the annular connecting body is provided with an inclined surface.
Preferably, the diameter of the positive sealing ring is smaller than that of the positive post, a gap for filling the positive encapsulation injection molding piece is arranged between the positive sealing ring and the annular connector, the diameter of the negative sealing ring is smaller than that of the negative post, and a gap for filling the negative encapsulation injection molding piece is arranged between the negative sealing ring and the annular connector.
The utility model has the following advantages for prior art, its characteristics lie in utilizing anodal encapsulation injection molding with the positive post, positive sealing washer and top cap piece combine together, utilize negative pole encapsulation injection molding with the negative pole post, negative pole sealing washer and top cap piece combine together, the structural strength of positive post and negative pole post and whole battery apron has been guaranteed like this, it is wedge-shaped annular connector to be provided with edge shape near positive post and negative pole post department on the top cap piece very much, anodal encapsulation injection molding and negative pole encapsulation injection molding cladding live annular connector, edge shape can strengthen the joint strength with anodal encapsulation injection molding and negative pole encapsulation injection molding for wedge-shaped annular connector, make anodal encapsulation injection molding and negative pole encapsulation injection molding be difficult for droing, the structural strength of battery apron has further been guaranteed.
Drawings
Fig. 1 is a top view of a battery cover plate having a wedge structure according to the present invention;
FIG. 2 is a schematic cross-sectional view of portion A-A of FIG. 1;
FIG. 3 is a schematic cross-sectional view of portion B-B of FIG. 1;
FIG. 4 is an enlarged view of the portion C of FIG. 2;
fig. 5 is a bottom view of a battery cover plate with a wedge structure according to the present invention.
In the figure: 1. a top cover sheet; 2. an inner rubber support; 3. a positive post; 4. a negative pole post; 5. a positive electrode patch; 6. a negative pole switching piece; 7. a positive electrode seal ring; 8. encapsulating the injection molding piece by the positive electrode; 9. a negative electrode sealing ring; 10. encapsulating the injection molding piece by the negative electrode; 11. an annular connector; 12. positioning a groove; 13. an inclined surface.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, a battery cover plate having a wedge structure, comprises a top cover plate 1 and an inner glue bracket 2, a positive pole post 3 and a negative pole post 4 are arranged between the top cover plate 1 and the inner glue bracket 2, the positive pole post 3 is connected with a positive pole adapter plate 5, the negative pole post 4 is connected with a negative pole adapter plate 6, a positive pole sealing ring 7 is arranged between the positive pole post 3 and the top cover plate 1, an anode packaging injection molding piece 8 is arranged among the anode post 3, the anode sealing ring 7 and the top cover plate 1, a negative electrode sealing ring 9 is arranged between the negative electrode post 4 and the top cover plate 1, a negative electrode packaging injection molding piece 10 is arranged between the negative electrode post 4, the negative electrode sealing ring 9 and the top cover plate 1, an annular connector 11 with wedge-shaped edges is arranged on the top cover plate 1 close to the positive pole post 3 and the negative pole post 4, the positive electrode encapsulation injection molding piece 8 and the negative electrode encapsulation injection molding piece 10 cover the annular connecting body 11.
Preferably, the positive pole column 3 is connected with the positive pole adapter plate 5 in a welding mode, and the negative pole column 4 is connected with the negative pole adapter plate 6 in a welding mode. The positive pole column 3 and the positive pole switching piece 5 are connected in a welding mode to form a positive pole conductive loop, and the negative pole column 4 and the negative pole switching piece 6 are connected in a welding mode to form a negative pole conductive loop.
Preferably, the lower parts of the positive pole column 3 and the negative pole column 4 are respectively provided with a positioning groove 12 for sleeving the positive sealing ring 7 and the negative sealing ring 9. The positioning groove 12 is used for facilitating the position degree of the positive sealing ring 7 and the negative sealing ring 9 and can be installed quickly.
Preferably, the lower portion of the annular connecting body 11 is provided with an inclined surface 13. The inclined surface 13 is used for enabling the positive electrode packaging injection molding piece 8 and the negative electrode packaging injection molding piece 10 to form a clamping structure on the annular connecting body 11, and further improving the bonding strength of the top cover plate 1.
Preferably, the diameter of the positive sealing ring 7 is smaller than that of the positive post 3, a gap for filling the positive encapsulation injection molding piece 8 is arranged between the positive sealing ring 7 and the annular connector 11, the diameter of the negative sealing ring 9 is smaller than that of the negative post 4, and a gap for filling the negative encapsulation injection molding piece 10 is arranged between the negative sealing ring 9 and the annular connector 11. The purpose of setting up like this is for anodal encapsulation injection molding 8 and anodal 3 bottoms formation joint structure, and negative pole encapsulation injection molding 10 and negative pole 4 bottoms formation joint structure, and the setting in clearance is for strengthening the area of contact between each part, improves bonding strength.
The battery cover plate with the wedge-shaped structure is characterized in that a positive pole column 3, a positive pole sealing ring 7 and a top cover plate 1 are combined and fixed together by a positive pole packaging injection molding part 8, a negative pole column 4, a negative pole sealing ring 9 and the top cover plate 1 are combined and fixed together by a negative pole packaging injection molding part 10, so that the structural strength and the sealing property of the positive pole column 3, the negative pole column 4 and the whole battery cover plate are ensured, particularly, an annular connecting body 11 with a wedge-shaped edge shape is arranged on the top cover plate 1 close to the positive pole column 3 and the negative pole column 4, the annular connecting body 11 is coated by the positive pole packaging injection molding part 8 and the negative pole packaging injection molding part 10, the connecting strength with the positive pole packaging injection molding part 8 and the negative pole packaging injection molding part 10 can be enhanced by the annular connecting body 11 with the wedge-shaped edge shape, and the positive pole packaging injection molding part 8 and the negative, the structural strength of the battery cover plate is further ensured.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a battery apron with wedge structure, includes top cap piece and interior gluey support, be provided with anodal post and negative pole post between top cap piece and the interior gluey support, anodal switching piece is connected to the anodal post, negative pole switching piece, its characterized in that are connected to the negative pole post: be provided with anodal sealing washer between anodal post and the top cap piece, be provided with anodal encapsulation injection molding between anodal post, anodal sealing washer and the top cap piece, be provided with the negative pole sealing washer between negative pole post and the top cap piece, be provided with negative pole encapsulation injection molding between negative pole post, negative pole sealing washer and the top cap piece, it is wedge-shaped annular connector to be provided with the marginal shape near anodal post and negative pole post department on the top cap piece, anodal encapsulation injection molding and negative pole encapsulation injection molding cladding live annular connector.
2. The battery cover plate having a wedge structure according to claim 1, wherein: the positive pole post is welded with the positive pole switching piece, and the negative pole post is welded with the negative pole switching piece.
3. The battery cover plate having a wedge structure according to claim 1, wherein: and the lower parts of the positive pole column and the negative pole column are respectively provided with a positioning groove for sleeving the positive sealing ring and the negative sealing ring.
4. The battery cover plate having a wedge structure according to claim 1, wherein: the lower part of the annular connecting body is provided with an inclined surface.
5. The battery cover plate having a wedge structure according to claim 1, wherein: the diameter of positive sealing washer is less than the diameter of anodal post, be provided with the clearance that supplies anodal encapsulation injection molding to fill between positive sealing washer and the annular connector, the diameter of negative sealing washer is less than the diameter of negative pole post, be provided with the clearance that supplies negative encapsulation injection molding to fill between negative sealing washer and the annular connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022780654.4U CN213401339U (en) | 2020-11-25 | 2020-11-25 | Battery cover plate with wedge-shaped structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022780654.4U CN213401339U (en) | 2020-11-25 | 2020-11-25 | Battery cover plate with wedge-shaped structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213401339U true CN213401339U (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022780654.4U Active CN213401339U (en) | 2020-11-25 | 2020-11-25 | Battery cover plate with wedge-shaped structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213401339U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023169467A1 (en) * | 2022-03-11 | 2023-09-14 | 苏州美阅新能源有限公司 | Electrode column and battery cover plate |
-
2020
- 2020-11-25 CN CN202022780654.4U patent/CN213401339U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023169467A1 (en) * | 2022-03-11 | 2023-09-14 | 苏州美阅新能源有限公司 | Electrode column and battery cover plate |
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