CN216120510U - Exempt from to weld integral type electricity core apron - Google Patents
Exempt from to weld integral type electricity core apron Download PDFInfo
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- CN216120510U CN216120510U CN202122589416.XU CN202122589416U CN216120510U CN 216120510 U CN216120510 U CN 216120510U CN 202122589416 U CN202122589416 U CN 202122589416U CN 216120510 U CN216120510 U CN 216120510U
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Abstract
The utility model relates to the technical field of welding-free battery cell cover plates, and discloses a welding-free integrated battery cell cover plate, which comprises a cover plate body, a pole piece and a rubber layer, wherein the pole piece penetrates through the cover plate body to be arranged, a cover plate groove is formed between the cover plate body and the pole piece, and the rubber layer is filled in the cover plate groove; the apron body has the kink, and the kink is arranged towards the rubber layer bending type, and the kink is used for restricting the rubber layer and breaks away from the apron groove, and the rubber layer plays sealed effect. When the battery cell cover plate is assembled, the pole pieces penetrate through the cover plate body to be arranged, a cover plate groove is formed between the cover plate body and the pole pieces, a bent part is formed through riveting, then a rubber layer is formed through injection molding towards the cover plate groove, relative fixation between the cover plate body and the pole pieces is realized under the action of the rubber layer, the assembly of the battery cell cover plate is realized, and the rubber layer plays a sealing role; like this, need not the welding and can realize the equipment between cover plate body and the utmost point post spare and fix, simplify the equipment step, improve the packaging efficiency, the equipment of the cover plate body of greatly being convenient for and utmost point post spare.
Description
Technical Field
The utility model relates to the technical field of battery cell cover plates, in particular to a welding-free integrated battery cell cover plate.
Background
The battery cell is a device for converting chemical energy into electric energy and has a positive pole and a negative pole; are often used for electrical energy supply.
At present, electric core includes apron, electric core, anodal post and negative pole post etc. and anodal post and negative pole post run through the apron respectively and arrange, and the inner of anodal post and the inner of negative pole post extends to be the switching-on with electric core and arranges, and the outer end of anodal post and the outer end of negative pole post extend to the outside of apron respectively for be connected with external component, realize the external power supply.
In the prior art, the cover plate is assembled with the positive pole column and the negative pole column in a welding mode, the process is complex, welding seams are easy to remain, the appearance is affected, and in addition, the assembly efficiency is low due to the adoption of the welding mode.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a welding-free integrated battery cell cover plate, and aims to solve the problem that the cover plate and a pole are inconvenient to assemble in the prior art.
The welding-free integrated battery cell cover plate comprises a cover plate body, a pole piece and a rubber layer, wherein the pole piece penetrates through the cover plate body to be arranged, a cover plate groove is formed between the cover plate body and the pole piece, and the rubber layer is filled in the cover plate groove; the cover plate body is provided with a bending part, the bending part is arranged towards the rubber layer in a bending mode, the bending part is used for limiting the rubber layer to be separated from the cover plate groove, and the rubber layer plays a sealing role.
Further, the bending part is annularly arranged, and the bending part surrounds the pole piece.
Further, the bending part comprises a lower bending section and an upper bending section, the upper bending section and the lower bending section are respectively arranged in a ring shape, the upper bending section and the lower bending section are respectively arranged to surround the pole column piece, and the upper bending section and the lower bending section are in up-down butt joint and are integrally arranged; the lower folding section extends in the direction departing from the cover plate body, and the upper folding section extends horizontally in the direction facing the rubber layer until the upper folding section presses against the rubber layer.
Further, the utmost point post spare includes anodal post and negative pole post, anodal post with the negative pole post is the correspondence and arranges, anodal post with the negative pole post runs through respectively the apron body, the apron body has two the kink, anodal post with the negative pole post is with two the kink is the one-to-one and arranges, anodal post with form between the apron body apron groove, the negative pole post with form between the apron body apron groove.
Further, the outer edge of the positive pole forms a positive edge part, and the positive edge part is annularly arranged; the inner end of the upper folding section is in butt joint with the lower folding section, the outer end of the upper folding section extends to the position above the front edge part and is arranged, and the outer end of the upper folding section and the front edge part clamp the rubber layer.
Further, the cover plate body is provided with a lower through groove and an upper through groove, the upper through groove and the lower through groove are vertically corresponding and are communicated, the diameter value of the upper through groove is larger than that of the lower through groove, the positive posts respectively penetrate through the upper through groove and the lower through groove, and the positive edge part is located in the arrangement of the upper through groove.
Further, the cover plate body is provided with a positive resistance ring which is annularly arranged; the lower through groove is provided with a lower groove wall which is arranged in an annular shape, the lower groove wall surrounds the rubber layer and is arranged, the lower groove wall forms the positive resistance ring, the positive resistance ring is arranged in a protruding mode towards the direction of the rubber layer, and the positive resistance ring is extruded and embedded in the rubber layer.
Further, the outer edge of the negative pole column forms a negative edge part, and the negative edge part is annularly arranged; the inner end of the upper folding section is in butt joint with the lower folding section, the outer end of the upper folding section extends to the position above the negative edge part and is arranged, and the rubber layer is clamped between the outer end of the upper folding section and the negative edge part; the cover plate body is provided with a negative lower through groove and a negative upper through groove, the negative upper through groove and the negative lower through groove are vertically corresponding and are communicated, the diameter value of the negative upper through groove is larger than that of the negative lower through groove, the negative pole posts respectively penetrate through the negative upper through groove and the negative lower through groove, and the negative edge portion is located in the negative upper through groove.
Further, the rubber layer is including just gluing the section, go up the section with utmost point post spare centre gripping just gluing the section and arranging, just gluing the section and being longitudinal arrangement, just the lower part of gluing the section extends to the below of going up the section is arranged, just the upper portion of gluing the section extends to the top of going up the section is arranged.
Further, the upper folding section is formed by riveting and pressing.
Compared with the prior art, when the welding-free integrated battery cell cover plate is assembled, the cover plate body and the pole piece are oppositely arranged in the jig, at the moment, the pole piece penetrates through the cover plate body to be arranged, the cover plate groove is formed between the cover plate body and the pole piece, then, the bent part is formed through riveting, the rubber layer is formed by injection molding towards the cover plate groove, relative fixation between the cover plate body and the pole piece is realized under the action of the rubber layer, the assembly of the battery cell cover plate is realized, and meanwhile, the rubber layer plays a role in sealing; like this, need not the welding and can realize the equipment between cover plate body and the utmost point post spare and fix, simplify the equipment step, improve the packaging efficiency, the equipment of the cover plate body of greatly being convenient for and utmost point post spare.
Drawings
Fig. 1 is a schematic cross-sectional view of a portion C of a welding-free integrated cell cover plate according to the present invention;
fig. 2 is an enlarged schematic view of a portion a of the welding-free integrated cell cover plate provided by the present invention;
fig. 3 is a schematic partial cross-sectional view of a cover plate body of a welding-free integrated cell cover plate provided by the utility model;
fig. 4 is an enlarged schematic view of a portion B of the welding-free integrated cell cover plate provided by the present invention;
fig. 5 is a schematic top view of a welding-free integrated cell cover plate provided in the present invention;
fig. 6 is a schematic cross-sectional front view of a welding-free integrated cell cover plate according to the present invention;
fig. 7 is a schematic cross-sectional view of a rubber layer of the welding-free integrated cell cover plate provided by the utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
The following describes the implementation of the present invention in detail with reference to specific embodiments.
The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
Referring to fig. 1-7, preferred embodiments of the present invention are provided.
The welding-free integrated battery cell cover plate comprises a cover plate body 1, a pole piece 2 and a rubber layer 3, wherein the pole piece 2 penetrates through the cover plate body 1 to be arranged, a cover plate groove is formed between the cover plate body 1 and the pole piece 2, and the rubber layer 3 is filled in the cover plate groove to be arranged; the cover plate body 1 is provided with a bending part 11, the bending part 11 is arranged towards the rubber layer 3 in a bending mode, the bending part 11 is used for limiting the rubber layer 3 to be separated from a cover plate groove, and the rubber layer 3 plays a sealing role.
When the welding-free integrated battery cell cover plate is assembled, the cover plate body 1 and the pole piece 2 are oppositely arranged in the jig, at the moment, the pole piece 2 penetrates through the cover plate body 1 to be arranged, a cover plate groove is formed between the cover plate body 1 and the pole piece 2, then, the bent part 11 is formed through riveting, and then, the rubber layer 3 is formed by injection molding towards the cover plate groove, under the action of the rubber layer 3, the relative fixation between the cover plate body 1 and the pole piece 2 is realized, the assembly of the battery cell cover plate is realized, and meanwhile, the rubber layer 3 plays a sealing role; like this, need not the welding and can realize the equipment between cover plate body 1 and utmost point post spare 2 and fix, simplify the equipment step, improve the packaging efficiency, the equipment of the cover plate body 1 of greatly being convenient for and utmost point post spare 2.
The bent part 11 is annularly arranged, and the bent part 11 is arranged to surround the pole column 2; the cooperation between kink 11 and the utmost point post 2 of being convenient for effectively ensures the sealed of kink 11 to utmost point post 2 and protects.
The bending part 11 comprises a lower bending section 112 and an upper bending section 111, the upper bending section 111 and the lower bending section 112 are respectively arranged in a ring shape, the upper bending section 111 and the lower bending section 112 are respectively arranged around the pole column 2, and the upper bending section 111 and the lower bending section 112 are in up-down butt joint and are integrally arranged; the lower folding section 112 extends along the direction departing from the cover plate body 1, and the upper folding section 111 extends horizontally along the direction facing the rubber layer 3 until the upper folding section 111 is arranged in a manner of abutting against the rubber layer 3; like this, the section 112 of rolling over down surrounds rubber layer 3, plays the fixed action, and under the effect of the section 111 of rolling over in last, reinforcing rubber layer 3 set up the steadiness, and effectively avoid rubber layer 3 to break away from the apron groove.
The pole piece 2 includes positive post 21 and negative pole post 22, and positive post 21 and negative pole post 22 are the correspondence and arrange, and positive post 21 and negative pole post 22 run through the apron body 1 respectively, and the apron body 1 has two kink 11, and positive post 21 and negative pole post 22 are the one-to-one with two kink 11 and arrange, through two kink 11, play the guard action to positive post 21 and negative pole post 22 respectively.
A cover plate groove is formed between the positive pole 21 and the cover plate body 1, and a cover plate groove is formed between the negative pole 22 and the cover plate body 1; the two cover plate grooves are respectively provided with a rubber layer 3.
The inner end of the positive pole 21 and the inner end of the negative pole 22 are respectively and electrically connected with the battery cell, so that the battery cell supplies power to the outside.
The outer edge of the positive pole 21 forms a positive edge part which is annularly arranged; the inner end of the upper folding section 111 is in butt joint with the lower folding section 112, the outer end of the upper folding section 111 extends to the upper part of the front edge part and is arranged, and the outer end of the upper folding section 111 is arranged with the clamping rubber layer 3 of the front edge part; thus, under the matching action of the upper folding section 111 and the positive edge part, the setting stability of the rubber layer 3 is enhanced, and the assembly of the folding part 11, the positive pole column 21 and the rubber layer 3 is also facilitated.
The outer edge of the negative pole 22 forms a negative edge part which is annularly arranged; the inner end of the upper folding section 111 is in butt joint with the lower folding section 112, the outer end of the upper folding section 111 extends to the upper part of the negative edge part and is arranged, and the outer end of the upper folding section 111 is arranged with the negative edge part clamping rubber layer 3; thus, under the matching action of the upper folding section 111 and the negative edge part, the setting stability of the rubber layer 3 is enhanced, and the assembly of the folding part 11, the negative pole column 22 and the rubber layer 3 is also facilitated.
The cover plate body 1 is provided with a right-lower through groove and a right-upper through groove, the right-upper through groove and the right-lower through groove are arranged in an up-down corresponding mode and are communicated, the diameter value of the right-upper through groove is larger than that of the right-lower through groove, the positive posts 21 respectively penetrate through the right-upper through groove and the right-lower through groove, and the positive edge portions are arranged in the right-upper through groove; thus, the fitting between the positive post 21 and the cap body 1 is facilitated.
The cover plate body 1 is provided with a negative lower through groove and a negative upper through groove, the negative upper through groove and the negative lower through groove are arranged in an up-down corresponding mode and are communicated, the diameter value of the negative upper through groove is larger than that of the negative lower through groove, the negative pole posts 22 are arranged through the negative upper through groove and the negative lower through groove respectively, and the negative edge portion is arranged in the negative upper through groove; in this way, the fit between the negative electrode tab 22 and the cap body 1 is facilitated.
The cover plate body 1 is provided with a positive resistance ring which is annularly arranged; the right lower through groove is provided with a right lower groove wall which is annularly arranged and is arranged around the rubber layer 3, the right lower groove wall forms a positive resistance ring which is convexly arranged towards the direction of the rubber layer 3, and the positive resistance ring is extruded and embedded in the rubber layer 3; under the effect of positive resistance ring, avoid rubber layer 3 to produce the skew in the use, reinforcing rubber layer 3 sets up the steadiness, the holistic leakproofness of guarantee.
The cover plate body 1 is provided with a negative resistance ring which is annularly arranged; the negative lower through groove is provided with a negative lower groove wall which is annularly arranged and is arranged around the surrounding rubber layer 3, a negative resistance ring is formed on the negative lower groove wall, the negative resistance ring is convexly arranged towards the direction of the rubber layer 3, and the negative resistance ring is extruded and embedded in the rubber layer 3; under the effect of the negative resistance ring, the rubber layer 3 is prevented from deviating in the using process, the stability of the rubber layer 3 is enhanced, and the whole sealing performance is guaranteed.
The outer edge of the negative pole 22 forms a negative edge part which is annularly arranged; the inner end of the upper folding section 111 is in butt joint with the lower folding section 112, the outer end of the upper folding section 111 extends to the upper part of the negative edge part and is arranged, and the outer end of the upper folding section 111 is arranged with the negative edge part clamping rubber layer 3; the cover plate body 1 is provided with a negative lower through groove and a negative upper through groove, the negative upper through groove and the negative lower through groove are vertically corresponding and are communicated, the diameter value of the negative upper through groove is larger than that of the negative lower through groove, the negative pole posts 22 respectively penetrate through the negative upper through groove and the negative lower through groove, and the negative edge portion is arranged in the negative upper through groove.
The rubber layer 3 comprises a positive upper rubber section 31, the positive upper rubber section 31 is clamped by the upper folding section 111 and the pole piece 2, the positive upper rubber section 31 is longitudinally arranged, the lower part of the positive upper rubber section 31 extends to the lower part of the upper folding section 111, and the upper part of the positive upper rubber section 31 extends to the upper part of the upper folding section 111; increase the laminating area of rubber layer 3 and positive post 21, improve the equipment steadiness of positive post 21, just gluing section 31 helps increasing sealed scope, improves holistic leakproofness.
The rubber layer 3 comprises a negative gluing section, the upper folding section 111 and the pole piece 2 clamp the negative gluing section, the negative gluing section is longitudinally arranged, the lower part of the negative gluing section extends to the lower part of the upper folding section 111, and the upper part of the negative gluing section extends to the upper part of the upper folding section 111; the laminating area of increase rubber layer 3 and negative pole post 22 improves the equipment steadiness of negative pole post 22, and the negative rubberizing section helps increasing sealed scope, improves holistic leakproofness.
The riveting forms the section 111 of turning over, and the section 111 of turning over is the horizontal arrangement on being convenient for, and the section 111 of turning over is contradicted rubber layer 3 on being convenient for, and the section 111 of turning over is to the restriction on rubber layer 3 on the reinforcing, and the equipment effect between the guarantee post 2 and the apron body 1.
The rubber layer 3 comprises a middle rubber section 32, the middle rubber section 32 is arranged by wrapping the positive edge part, and the relative fixing effect of the rubber layer 3 and the positive edge part is enhanced.
The middle rubber section 32 comprises a first middle section, a second middle section and a third middle section, two ends of the second middle section are respectively butted with the first middle section and the third middle section and integrally formed, and the first middle section and the third middle section are arranged at the middle edge part in a clamping manner; the relative fixing effect of the reinforcing rubber layer 3 and the positive edge part is enhanced.
The extension length of the third right middle section is greater than that of the first right middle section, and the third right middle section extends to the right upper through groove; the coverage area of the third middle section is increased, and the sealing performance is guaranteed.
The first positive middle section, the second positive middle section and the third positive middle section are arranged in an integrated forming mode, production and manufacturing are facilitated, and assembly is facilitated.
The positive gluing section 31, the positive gluing section 32 and the positive gluing section 33 are integrally arranged, so that the production and the manufacture are convenient, and the assembly is convenient; meanwhile, the sealing performance is effectively guaranteed.
The rubber layer 3 comprises a negative middle rubber section, the negative middle rubber section is wrapped on the negative edge part and arranged, and the relative fixing effect of the rubber layer 3 and the negative edge part is enhanced.
The negative middle rubber section comprises a first negative middle section, a second negative middle section and a third negative middle section, two ends of the second negative middle section are respectively butted with the first negative middle section and the third negative middle section and are integrally formed and arranged, and the first negative middle section and the third negative middle section are arranged at a negative edge part in a clamping manner; the relative fixing effect of the rubber layer 3 and the negative edge part is enhanced.
The extension length of the third negative middle section is greater than that of the first negative middle section, and the third negative middle section extends to the negative upper through groove; the coverage area of the third negative middle section is increased, and the sealing performance is guaranteed.
First burden middle section, second burden middle section and third burden middle section are integrated into one piece and arrange, are convenient for produce manufacturing, and are convenient for assemble.
The negative gluing section, the negative middle gluing section and the negative gluing section are integrally arranged, so that the production and the manufacture are convenient, and the assembly is convenient; meanwhile, the sealing performance is effectively guaranteed.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The welding-free integrated battery cell cover plate is characterized by comprising a cover plate body, a pole piece and a rubber layer, wherein the pole piece penetrates through the cover plate body to be arranged, a cover plate groove is formed between the cover plate body and the pole piece, and the rubber layer is filled in the cover plate groove to be arranged; the cover plate body is provided with a bending part, the bending part is arranged towards the rubber layer in a bending mode, the bending part is used for limiting the rubber layer to be separated from the cover plate groove, and the rubber layer plays a sealing role.
2. The weld-free integrated cell cover plate of claim 1, wherein the bent portion is annularly arranged, and the bent portion surrounds the post member arrangement.
3. The welding-free integrated battery cell cover plate of claim 2, wherein the bending portion comprises a lower bending section and an upper bending section, the upper bending section and the lower bending section are respectively arranged in a ring shape, the upper bending section and the lower bending section are respectively arranged to surround the pole column member, and the upper bending section and the lower bending section are vertically butted and integrally arranged; the lower folding section extends in the direction departing from the cover plate body, and the upper folding section extends horizontally in the direction facing the rubber layer until the upper folding section presses against the rubber layer.
4. The welding-free integrated battery cell cover plate of claim 3, wherein the pole piece comprises a positive pole and a negative pole, the positive pole and the negative pole are arranged correspondingly, the positive pole and the negative pole respectively penetrate through the cover plate, the cover plate is provided with two bent portions, the positive pole and the negative pole are arranged correspondingly to the two bent portions, the cover plate groove is formed between the positive pole and the cover plate, and the cover plate groove is formed between the negative pole and the cover plate.
5. The welding-free integrated cell cover plate of claim 4, wherein the outer edge of the positive post forms a positive edge portion, and the positive edge portion is arranged in a ring shape; the inner end of the upper folding section is in butt joint with the lower folding section, the outer end of the upper folding section extends to the position above the front edge part and is arranged, and the outer end of the upper folding section and the front edge part clamp the rubber layer.
6. The welding-free integrated battery cell cover plate of claim 5, wherein the cover plate body is provided with a right lower through groove and a right upper through groove, the right upper through groove and the right lower through groove are arranged in an up-down corresponding and communicating manner, the diameter value of the right upper through groove is larger than that of the right lower through groove, the positive posts are respectively arranged through the right upper through groove and the right lower through groove, and the positive edge portion is arranged in the right upper through groove.
7. The weld-free integrated cell cover plate of claim 6, wherein the cover plate body has a positive resistance ring, the positive resistance ring being annularly arranged; the lower through groove is provided with a lower groove wall which is arranged in an annular shape, the lower groove wall surrounds the rubber layer and is arranged, the lower groove wall forms the positive resistance ring, the positive resistance ring is arranged in a protruding mode towards the direction of the rubber layer, and the positive resistance ring is extruded and embedded in the rubber layer.
8. The welding-free integrated battery cell cover plate of any one of claims 4 to 7, wherein the outer edge of the negative pole forms a negative edge part, and the negative edge part is arranged in a ring shape; the inner end of the upper folding section is in butt joint with the lower folding section, the outer end of the upper folding section extends to the position above the negative edge part and is arranged, and the rubber layer is clamped between the outer end of the upper folding section and the negative edge part; the cover plate body is provided with a negative lower through groove and a negative upper through groove, the negative upper through groove and the negative lower through groove are vertically corresponding and are communicated, the diameter value of the negative upper through groove is larger than that of the negative lower through groove, the negative pole posts respectively penetrate through the negative upper through groove and the negative lower through groove, and the negative edge portion is located in the negative upper through groove.
9. The welding-free integrated electrical core cover plate of any one of claims 3 to 7, wherein the rubber layer comprises a positive gluing section, the positive gluing section is clamped by the pole piece and is arranged, the positive gluing section is arranged longitudinally, the lower part of the positive gluing section extends to the lower part of the positive gluing section, and the upper part of the positive gluing section extends to the upper part of the positive gluing section.
10. The weld-free integrated cell cover plate of any one of claims 3 to 7, wherein the folded-up section is formed by riveting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122589416.XU CN216120510U (en) | 2021-10-26 | 2021-10-26 | Exempt from to weld integral type electricity core apron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122589416.XU CN216120510U (en) | 2021-10-26 | 2021-10-26 | Exempt from to weld integral type electricity core apron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216120510U true CN216120510U (en) | 2022-03-22 |
Family
ID=80709910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122589416.XU Active CN216120510U (en) | 2021-10-26 | 2021-10-26 | Exempt from to weld integral type electricity core apron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216120510U (en) |
-
2021
- 2021-10-26 CN CN202122589416.XU patent/CN216120510U/en active Active
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