CN211150606U - Automobile power battery cover plate with lower plastic part not easy to fall off - Google Patents
Automobile power battery cover plate with lower plastic part not easy to fall off Download PDFInfo
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- CN211150606U CN211150606U CN202020211553.2U CN202020211553U CN211150606U CN 211150606 U CN211150606 U CN 211150606U CN 202020211553 U CN202020211553 U CN 202020211553U CN 211150606 U CN211150606 U CN 211150606U
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- plastic part
- cover plate
- anodal
- piece
- negative pole
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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
Abstract
The utility model belongs to the technical field of automobile power battery apron, especially, be an automobile power battery apron that plastic part is difficult for droing down, including the top cap piece, one side fixed mounting of top cap piece upper end has anodal welded block, the opposite side fixed mounting of top cap piece upper end has negative pole welded block, the equal fixedly connected with encapsulation of moulding plastics of lower extreme of anodal welded block and negative pole welded block, the lower extreme fixed mounting of encapsulation of moulding plastics has anodal soft connector piece and negative pole soft connector piece, the cover is equipped with down plastic part between encapsulation of moulding plastics and anodal soft connector piece and the negative pole soft connector piece. The utility model discloses a set up top cap piece, anodal welded block, negative pole welded block, the encapsulation of moulding plastics, anodal flexible connecting block, negative pole flexible connecting block and plastic part down, make this battery cover plate assembly more firm, difficult emergence pine takes off in the use, has avoided plastic part and top cap piece to take place to drop down and has influenced the problem of leakproofness.
Description
Technical Field
The utility model relates to an automobile power battery apron technical field specifically is an automobile power battery apron that plastic part is difficult for droing down.
Background
With the rapid development of new energy automobiles, extensive research is carried out on the application of lithium ion batteries in the field, and with the maturity and the increasing perfection of the electric automobile technology, the electric automobiles cannot be separated in daily life of people, and the batteries need to be matched with a battery cover plate for use when being installed, so that the battery cover plate is an extremely important component part.
The existing automobile power battery cover plate structure is not firm enough, and because the lower plastic part in the battery cover plate is not tightly connected with the top cover plate, the battery cover plate is easy to fall off in the using process, and the sealing of the battery cover plate on the battery is influenced.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a lower automobile power battery apron that plastic part is difficult for droing has solved the problem that lower plastic part and top cap piece link up and do not closely enough lead to taking place to drop easily in the use influence leakproofness in current automobile power battery apron.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a car power battery apron that plastic part is difficult for droing down, includes the top cap piece, one side fixed mounting of top cap piece upper end has anodal welded block, the opposite side fixed mounting of top cap piece upper end has negative pole welded block, the equal fixedly connected with encapsulation of moulding plastics of the lower extreme of anodal welded block and negative pole welded block, the lower extreme fixed mounting of the encapsulation of moulding plastics has anodal soft connection piece and negative pole soft connection piece, the cover is equipped with down plastic part between encapsulation of moulding plastics and anodal soft connection piece and the negative pole soft connection piece, the last fixed surface of plastic part is connected with explosion-proof piece down, the last fixed surface of top cap piece is connected with explosion-proof valve paster.
As an optimal technical scheme of the utility model, through dovetail friction weld between negative pole welded block and the top cap piece.
As an optimal technical scheme of the utility model, through laser welding between negative pole welded block and the negative pole flexible connecting piece.
As an optimal technical scheme of the utility model, through laser welding between anodal welding piece and the anodal soft connection piece.
As an optimized technical scheme of the utility model, the blind hole has been seted up to the surface of top cap piece.
As an optimal technical scheme of the utility model, the connection of moulding plastics through the nanometer between top cap piece, anodal welded block and the encapsulation of moulding plastics, the connection of moulding plastics through the nanometer between top cap piece, negative pole welded block and the encapsulation of moulding plastics.
As an optimal technical scheme of the utility model, down the plastic part with mould plastics and connect through the buckle between the encapsulation.
(III) advantageous effects
Compared with the prior art, the utility model provides a car power battery apron that lower plastic part is difficult for droing possesses following beneficial effect:
this automobile power battery apron that plastic part is difficult for droing down, through setting up the top cap piece, anodal welded block, negative pole welded block, the encapsulation of moulding plastics, anodal soft connecting block, the cooperation of negative pole soft connecting block and lower plastic part, anodal welded block links together top cap piece and anodal soft connecting piece and negative pole soft connecting piece with negative pole welded block, the encapsulation of moulding plastics is in the same place with anodal welded block and negative pole welded block welding, it is fixed still to pass through the buckle with lower plastic part that the encapsulation of moulding plastics makes this battery apron assembly more firm, and it is more firm between plastic part and the top cap piece down to make, difficult emergence pine takes off in the use, plastic part and top cap piece take place to drop the problem that influences the leakproofness down have been avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the top-down perspective structure of the present invention;
fig. 3 is a schematic bottom perspective view of the present invention;
fig. 4 is a schematic diagram of the explosion structure of the present invention;
fig. 5 is a schematic view of the cross-sectional structure of the lower plastic part and the injection molding package of the present invention.
In the figure: 1. a top cover sheet; 2. a positive electrode welding block; 3. a negative electrode welding block; 4. performing injection molding and packaging; 5. a positive electrode soft connecting sheet; 6. a negative electrode soft connecting sheet; 7. a plastic part is put; 8. an explosion-proof sheet; 9. explosion-proof valve paster.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a car power battery apron that plastic part is difficult for droing down, including top cap piece 1, one side fixed mounting of 1 upper end of top cap piece has anodal welded block 2, opposite side fixed mounting of 1 upper end of top cap piece has negative pole welded block 3, the equal fixedly connected with of lower extreme of anodal welded block 2 and negative pole welded block 3 encapsulates 4 of moulding plastics, the lower extreme fixed mounting of encapsulation 4 of moulding plastics has anodal soft connection piece 5 and negative pole soft connection piece 6, the cover is equipped with down plastic part 7 between encapsulation 4 and anodal soft connection piece 5 and the negative pole soft connection piece 6, the last fixed surface of lower plastic part 7 is connected with explosion-proof piece 8, the last fixed surface of top cap piece 1 is connected with explosion-proof valve.
In the embodiment, the lower plastic part 7 is positioned between the positive soft connecting sheet 5 and the negative soft connecting sheet 6, because the positive soft connecting piece 5 and the negative soft connecting piece 6 are connected with the positive welding block 2 and the negative welding block 3, the positive soft connecting piece 5 and the negative soft connecting piece 6 firmly wrap the lower plastic part 7, meanwhile, the anode welding block 2 and the cathode welding block 3 are matched with the injection molding package 4, so that the top cover plate 1 and the lower plastic part 7 are fixed together, and because the lower plastic part 7 is combined with the injection molding package 4 through the buckle, the stability between the lower plastic part 7 and the injection molding package 4 is further enhanced, the battery cover plate is assembled more firmly, and the lower plastic part 7 and the top cover plate 1 are more firmly fixed, the plastic part 7 and the top cover plate 1 are prevented from falling off to influence the sealing performance.
Specifically, the negative electrode welding block 3 and the top cover plate 1 are in friction welding through a dovetail groove.
In this embodiment, dovetail friction welding has better joining force and electrical conductivity than planar friction welding.
Specifically, the negative electrode welding block 3 and the negative electrode soft connecting sheet 6 are welded by laser.
In this embodiment, the negative conductive output circuit can be directly formed.
Specifically, the positive electrode welding block 2 and the positive electrode soft connecting sheet 5 are welded by laser.
In this embodiment, the positive conductive output circuit can be directly formed.
Specifically, the outer surface of the top cover plate 1 is provided with a blind hole.
In this embodiment, be favorable to preventing that utmost point post is rotatory not hard up, increased the resistance.
Specifically, the top cover plate 1, the anode welding block 2 and the injection molding package 4 are connected through nano injection molding, and the top cover plate 1, the cathode welding block 3 and the injection molding package 4 are connected through nano injection molding.
In this embodiment, a positive-electrode sealed loop can be formed among the top cover plate 1, the positive-electrode welding block 2 and the injection package 4, and a negative-electrode sealed loop can be formed among the top cover plate 1, the negative-electrode welding block 3 and the injection package 4.
Specifically, the lower plastic part 7 is connected with the injection molding package 4 through a buckle.
In this embodiment, the lower plastic part 7 can be prevented from falling off.
The utility model discloses a theory of operation and use flow: lower plastic part 7 is located between anodal soft connection piece 5 and negative pole soft connection piece 6, because anodal soft connection piece 5 and negative pole soft connection piece 6 are connected between anodal welding block 2 and the negative pole welding block 3 with anodal soft connection piece 6, make anodal soft connection piece 5 and negative pole soft connection piece 6 will descend plastic part 7 firm parcel to live, anodal welding block 2 and negative pole welding block 3 and the encapsulation 4 cooperation of moulding plastics simultaneously, make top plate 1 and plastic part 7 down fixed together, and because down plastic part 7 and mould plastics and combine through the buckle between the encapsulation 4, plastic part 7 and the stability between the encapsulation 4 of moulding plastics under the further reinforcing.
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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a car power battery apron that plastic part is difficult for droing down, includes top cap piece (1), its characterized in that: one side fixed mounting of top cap piece (1) upper end has anodal welded block (2), the opposite side fixed mounting of top cap piece (1) upper end has negative pole welded block (3), the equal fixedly connected with of lower extreme of anodal welded block (2) and negative pole welded block (3) encapsulates (4) of moulding plastics, the lower extreme fixed mounting who encapsulates (4) of moulding plastics has anodal soft connection piece (5) and negative pole soft connection piece (6), the cover is equipped with down plastic part (7) between encapsulation (4) of moulding plastics and anodal soft connection piece (5) and negative pole soft connection piece (6), the last fixed surface of plastic part (7) is connected with explosion-proof piece (8) down, the last fixed surface of top cap piece (1) is connected with explosion-proof valve paster (9).
2. The automobile power battery cover plate with the lower plastic part not easy to fall off as claimed in claim 1, wherein: and the negative electrode welding block (3) and the top cover plate (1) are in friction welding through a dovetail groove.
3. The automobile power battery cover plate with the lower plastic part not easy to fall off as claimed in claim 1, wherein: and the negative electrode welding block (3) and the negative electrode soft connecting piece (6) are welded by laser.
4. The automobile power battery cover plate with the lower plastic part not easy to fall off as claimed in claim 1, wherein: the positive electrode welding block (2) and the positive electrode soft connecting piece (5) are welded by laser.
5. The automobile power battery cover plate with the lower plastic part not easy to fall off as claimed in claim 1, wherein: the outer surface of the top cover plate (1) is provided with a blind hole.
6. The automobile power battery cover plate with the lower plastic part not easy to fall off as claimed in claim 1, wherein: the top cover plate (1), the anode welding block (2) and the injection molding package (4) are connected through nanometer injection molding, and the top cover plate (1), the cathode welding block (3) and the injection molding package (4) are connected through nanometer injection molding.
7. The automobile power battery cover plate with the lower plastic part not easy to fall off as claimed in claim 1, wherein: the lower plastic part (7) is connected with the injection molding package (4) through a buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020211553.2U CN211150606U (en) | 2020-02-26 | 2020-02-26 | Automobile power battery cover plate with lower plastic part not easy to fall off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020211553.2U CN211150606U (en) | 2020-02-26 | 2020-02-26 | Automobile power battery cover plate with lower plastic part not easy to fall off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211150606U true CN211150606U (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020211553.2U Active CN211150606U (en) | 2020-02-26 | 2020-02-26 | Automobile power battery cover plate with lower plastic part not easy to fall off |
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| CN (1) | CN211150606U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115347289A (en) * | 2021-05-13 | 2022-11-15 | 荣盛盟固利新能源科技有限公司 | Battery cover plate and power battery |
| CN115347288A (en) * | 2021-05-13 | 2022-11-15 | 荣盛盟固利新能源科技有限公司 | Battery cover plate and power battery |
| CN116544571A (en) * | 2023-07-05 | 2023-08-04 | 深圳海辰储能控制技术有限公司 | Top cap subassembly, energy memory and consumer |
-
2020
- 2020-02-26 CN CN202020211553.2U patent/CN211150606U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115347289A (en) * | 2021-05-13 | 2022-11-15 | 荣盛盟固利新能源科技有限公司 | Battery cover plate and power battery |
| CN115347288A (en) * | 2021-05-13 | 2022-11-15 | 荣盛盟固利新能源科技有限公司 | Battery cover plate and power battery |
| CN116544571A (en) * | 2023-07-05 | 2023-08-04 | 深圳海辰储能控制技术有限公司 | Top cap subassembly, energy memory and consumer |
| CN116544571B (en) * | 2023-07-05 | 2024-04-02 | 深圳海辰储能控制技术有限公司 | Top cap subassembly, energy memory and consumer |
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