CN218005180U

CN218005180U - Utmost point ear supporting component and have its battery

Info

Publication number: CN218005180U
Application number: CN202221717315.4U
Authority: CN
Inventors: 董汝帅; 宋春红; 崔硕
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2022-06-30
Filing date: 2022-06-30
Publication date: 2022-12-09
Anticipated expiration: 2032-06-30

Abstract

The utility model provides a utmost point ear supporting component and have its battery. Wherein, utmost point ear support assembly includes: the lug supporting structure comprises a supporting body and a plurality of convex parts arranged on the supporting body, wherein the supporting body is used for being connected with lugs of the battery cells so as to support the lugs, the plurality of convex parts are arranged at intervals along the length direction of the supporting body, and each convex part is inserted between two adjacent battery cells; protective structure, protective structure and utmost point ear bearing structure detachably are connected to be used for the banding of crimping electricity core. The utility model discloses the problem of utmost point ear backup pad can not satisfy electric core banding protection demand among the prior art has been solved effectively.

Description

Utmost point ear supporting component and have its battery

Technical Field

The utility model relates to the technical field of batteries, particularly, relate to a utmost point ear supporting component and have its battery.

Background

At present, utmost point ear backup pad is the important spare part in the design of soft-packaged electrical core module, and utmost point ear backup pad mainly plays between the utmost point ear of soft-packaged electrical core welded supporting role, electric core utmost point ear and electric core busbar welded supporting role, the connection fixed action of output pole between the module.

However, the tab supporting plate in the prior art can only play a role in supporting and fixing, and cannot meet the protection requirement of edge sealing of the battery cell, so that the service life of the battery is influenced.

SUMMERY OF THE UTILITY MODEL

A primary object of the utility model is to provide an utmost point ear supporting component and have its battery to the utmost point ear backup pad can not satisfy the problem of electric core banding protection demand among the solution prior art.

In order to achieve the above objects, according to one aspect of the present invention, there is provided a tab supporting assembly including: the lug supporting structure comprises a supporting body and a plurality of convex parts arranged on the supporting body, wherein the supporting body is used for being connected with lugs of the battery cells so as to support the lugs, the plurality of convex parts are arranged at intervals along the length direction of the supporting body, and each convex part is inserted between two adjacent battery cells; protective structure, protective structure and utmost point ear bearing structure detachably are connected to be used for the banding of crimping electricity core.

Further, the tab support assembly further comprises: the clamping assembly is arranged between the protection structure and the lug support structure so as to connect the protection structure and the lug support structure through the clamping assembly; wherein, the clamping component is one; or the clamping assemblies are arranged at intervals along the length direction of the tab support assembly.

Further, the clamping assembly includes: the first clamping part is arranged on the support body; the second clamping part is arranged on the protective structure; wherein, one of first joint portion and second joint portion is first arch, and another in first joint portion and the second joint portion is first concave part, and first arch stretches into in the first concave part and with the spacing backstop of first concave part.

Furthermore, the protective structure is provided with an elastic extension part which is arranged corresponding to the second clamping part, the lug supporting structure also comprises a lug which is arranged on the supporting body, and the first clamping part is arranged on the lug; the elastic extension part is provided with an initial state and a stop state, and when the clamping assembly is in the clamping state, the lug abuts against the elastic extension part and is positioned between the support body and the elastic extension part, so that the elastic extension part is elastically deformed to the stop state from the initial state, and the lug is limited and stopped.

Furthermore, a first matching part is arranged on the convex part, a second matching part is arranged on the protection structure, and the first matching part is in limit matching with the second matching part; one of the first matching part and the second matching part is a second protrusion, the other of the first matching part and the second matching part is a second concave part, and the second protrusion extends into the second concave part and is limited and stopped by the second concave part.

Further, the second concave part is a polygonal groove, and the outer surface of the second bulge is matched with the polygonal groove.

Furtherly, the convex part is dentate structure, along utmost point ear bearing structure to the direction of electric core, dentate structure's tooth thickness reduces gradually.

Further, the tab support assembly further comprises: and the output electrode bus bar is arranged on the support body and welded or riveted with the support body.

Further, the tab support assembly further comprises: and the inter-cell busbar is arranged on the support body and welded or riveted with the support body.

According to another aspect of the present invention, a battery is provided, which includes a plurality of battery cells and a tab supporting assembly; wherein, utmost point ear supporting component is above-mentioned utmost point ear supporting component.

Use the technical scheme of the utility model, utmost point ear supporting component is split type structure, and utmost point ear supporting component is including dismantling utmost point ear bearing structure and the protective structure who connects, and utmost point ear bearing structure is used for being connected with the utmost point ear of electric core to the utmost point ear supports. Protective structure is used for the banding of crimping electric core to protect the banding of electric core, and then solved among the prior art problem that utmost point ear backup pad can not satisfy electric core banding protection demand, promoted the operational reliability of battery, prolonged the life of battery.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the scope of the invention. In the drawings:

fig. 1 shows an exploded view of an embodiment of a tab support assembly according to the present invention;

fig. 2 shows an enlarged schematic view at a of the tab support assembly of fig. 1.

Wherein the figures include the following reference numerals:

10. a tab support structure; 11. a support body; 12. a convex portion; 13. a lug; 14. a first mating portion; 20. a protective structure; 21. an elastic extension; 22. a second mating portion; 30. a clamping assembly; 31. a first clamping part; 32. a second clamping part; 40. an output electrode bus bar; 50. and a busbar between the battery cores.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present application, where the contrary is not intended, the use of directional terms such as "upper" and "lower" is generally with respect to the orientation shown in the drawings, or to the vertical, perpendicular, or gravitational orientation; likewise, for ease of understanding and description, "left and right" are generally directed to the left and right as shown in the drawings; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself, but the above directional terms are not intended to limit the present invention.

In order to solve the problem that utmost point ear backup pad can not satisfy electric core banding protection demand among the prior art, this application provides a utmost point ear supporting component and has its battery.

As shown in fig. 1 and 2, the tab support assembly includes a tab support structure 10 and a guard structure 20. Wherein, utmost point ear bearing structure 10 is including supporting body 11 and the convex part 12 of setting on supporting body 11, supports body 11 and is used for being connected with the utmost point ear of electric core to support utmost point ear, convex part 12 is a plurality of, and a plurality of convex parts 12 set up along the length direction interval of supporting body 11, and each convex part 12 inserts between two adjacent electric cores. The protective structure 20 is detachably connected to the tab support structure 10 for crimping the edge seal of the cell.

The technical scheme of this embodiment of application, utmost point ear supporting component are split type structure, and utmost point ear supporting component is including dismantling utmost point ear supporting structure 10 and the protective structure 20 of connecting, and utmost point ear supporting structure 10 is used for being connected with the utmost point ear of electric core to support utmost point ear. Protective structure 20 is used for the banding of crimping electric core to protect the banding of electric core, and then solved prior art well utmost point ear backup pad and can not satisfy the problem of electric core banding protection demand, promoted the operational reliability of battery, prolonged the life of battery.

In this embodiment, split type utmost point ear supporting component is applicable to soft-packaged electrical core utmost point ear banding position have, do not have the two kinds of states of corner cut.

As shown in fig. 1 and 2, the tab support assembly further includes a clamping assembly 30. The clamping assembly 30 is arranged between the protection structure 20 and the tab support structure 10, so that the protection structure 20 and the tab support structure 10 are connected through the clamping assembly 30. Therefore, the arrangement makes the assembly and disassembly of the protection structure 20 and the tab support structure 10 easier and simpler, reduces the difficulty of the assembly and disassembly of the protection structure and the tab support structure, and also reduces the labor intensity of workers.

Optionally, the snap assembly 30 is one; or, there are a plurality of clamping assemblies 30, and the plurality of clamping assemblies 30 are arranged at intervals along the length direction of the tab support assembly. Like this, above-mentioned setting makes the number of joint subassembly 30 select more in a flexible way to satisfy different user demands and operating mode, also promoted staff's processing flexibility.

In this embodiment, joint subassembly 30 is four, and four joint subassemblies 30 set up along utmost point ear supporting component's length direction interval, and then have promoted protective structure 20 and utmost point ear supporting structure 10's joint strength, and then have promoted the overall structure stability of battery.

It should be noted that the number of the clamping assemblies 30 is not limited to this, and can be adjusted according to the working condition and the use requirement. Optionally, there are two, or three, or five, or more snap assemblies 30.

As shown in fig. 1 and 2, the clip assembly 30 includes a first clip portion 31 and a second clip portion 32. The first catching portion 31 is provided on the support body 11. The second snap-in portion 32 is provided on the protective structure 20. One of the first clamping portion 31 and the second clamping portion 32 is a first protrusion, the other of the first clamping portion 31 and the second clamping portion 32 is a first concave portion, and the first protrusion extends into the first concave portion and is limited by the first concave portion. Therefore, the structure of the clamping assembly 30 is simpler, the clamping assembly is easy to process and realize, and the processing cost of the clamping assembly 30 is reduced.

In this embodiment, the first engaging portion 31 is a first concave portion, the second engaging portion 32 is a first protrusion, and the first protrusion extends into the first concave portion and is in limit fit with the first concave portion, so as to achieve the engagement between the protection structure 20 and the tab supporting structure 10.

In other embodiments not shown in the drawings, the first fastening portion 31 is a first protrusion, the second fastening portion 32 is a first recess, and the first protrusion extends into the first recess and is in limit fit with the first recess, so as to fasten the protection structure 20 to the tab support structure 10.

As shown in fig. 1 and 2, the protection structure 20 has an elastic extension portion 21 disposed corresponding to the second clamping portion 32, the tab support structure 10 further includes a lug 13 disposed on the support body 11, and the first clamping portion 31 is disposed on the lug 13. The elastic extension portion 21 has an initial state and a stop state, and when the clamping assembly 30 is in the clamping state, the lug 13 abuts against the elastic extension portion 21 and is located between the support body 11 and the elastic extension portion 21, so that the elastic extension portion 21 is elastically deformed from the initial state to the stop state to perform a limit stop on the lug 13. Like this, when joint subassembly 30 was in the joint state, elasticity extension 21 can compress tightly lug 13 is ensured in above-mentioned setting, avoids first protruding deviating from in first concave part and influence joint subassembly 30's joint stability, has promoted protective structure 20 and utmost point ear bearing structure 10's stability of being connected.

Specifically, when the clamping assembly 30 is in the clamping state, the elastic extension portion 21 elastically deforms under the abutting of the lug 13, and under the action of the elastic restoring force, the elastic extension portion 21 presses the lug 13 to prevent the first protrusion from coming off the first recess to affect the clamping stability of the clamping assembly 30. When the protection structure 20 needs to be detached from the tab support structure 10, a worker operates the elastic extension portion 21 until the elastic extension portion 21 is deformed to be separated from the lug 13, and at this time, the first protrusion can be taken out of the first recess, so that the protection structure 20 can be detached from the tab support structure 10.

Alternatively, the elastic extension 21 is plate-shaped.

As shown in fig. 1 and 2, the convex portion 12 is provided with a first engaging portion 14, the protecting structure 20 is provided with a second engaging portion 22, and the first engaging portion 14 is in limit engagement with the second engaging portion 22. One of the first matching portion 14 and the second matching portion 22 is a second protrusion, the other of the first matching portion 14 and the second matching portion 22 is a second recess, and the second protrusion extends into the second recess and is limited and stopped by the second recess. Therefore, the second protrusion extends into the second recess and is in limit fit with the second recess, so that the fit area of the protection structure 20 and the tab support structure 10 is increased, and the assembly stability of the protection structure and the tab support structure is further improved. Meanwhile, the arrangement makes the structures of the first matching part 14 and the second matching part 22 simpler, and the processing and implementation are easy, so that the processing cost of the tab supporting assembly is reduced.

In the present embodiment, the first matching portion 14 is a second concave portion, the second matching portion 22 is a second protrusion, and the second protrusion extends into the second concave portion and is in limit matching with the second concave portion, so as to realize the assembly of the protection structure 20 and the tab support structure 10.

In other embodiments not shown in the drawings, the first fitting portion 14 is a second protrusion, and the second fitting portion 22 is a second recess, and the second protrusion extends into the second recess and is in limit fit with the second recess, so as to achieve the assembly of the protection structure 20 and the tab support structure 10.

Optionally, the second recess is a polygonal groove, and the outer surface of the second protrusion is matched with the polygonal groove. Therefore, the arrangement has a rotation stopping effect on one hand, and the problem that the overall structural stability of the lug support assembly is influenced due to relative movement or rotation between the second protrusion and the second recess is avoided; on the other hand, the structure of the second concave part is simpler, the processing and the realization are easy, and the processing cost of the tab supporting assembly is reduced.

In this embodiment, the second concave portion is a triangular groove, and the second protrusion is a triangular prism. Wherein, along the direction of utmost point ear bearing structure 10 to electric core, the groove depth of triangle-shaped groove increases gradually.

In the present embodiment, the protruding portion 12 is a tooth-shaped structure, and the tooth thickness of the tooth-shaped structure gradually decreases along the direction from the tab supporting structure 10 to the battery cell. Therefore, the action of inserting the convex part 12 into the two adjacent electric cores is easier and labor-saving, and the operation difficulty of workers is reduced.

Optionally, the tab support assembly further includes an output pole strap 40. The output electrode bus bar 40 is disposed on the support body 11 and welded or riveted with the support body 11. Like this, above-mentioned setting makes output utmost point busbar 40 and support body 11's connected mode more diversified to satisfy different user demand and operating mode, also promoted staff's processing flexibility.

In the present embodiment, the output pole bus bar 40 is riveted to the support body 11.

Optionally, the tab support assembly further comprises an inter-cell busbar 50. The inter-cell bus bar 50 is disposed on the support body 11 and welded or riveted to the support body 11. Like this, above-mentioned setting makes busbar 50 more diversified with the connected mode who supports body 11 between electric core to satisfy different user demand and operating mode, also promoted staff's processing flexibility.

In the present embodiment, the inter-cell bus bar 50 is riveted to the support body 11.

The present application further provides a battery (not shown) comprising a plurality of cells and a tab support assembly; wherein, utmost point ear supporting component is foretell utmost point ear supporting component.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects:

utmost point ear supporting component is split type structure, and utmost point ear supporting component is connected including dismantling utmost point ear supporting structure and the protective structure who connects, and utmost point ear supporting structure is used for being connected with the utmost point ear of electric core to support utmost point ear. Protective structure is used for the banding of crimping electric core to protect the banding of electric core, and then solved among the prior art problem that utmost point ear backup pad can not satisfy electric core banding protection demand, promoted the operational reliability of battery, prolonged the life of battery.

It is to be understood that the above-described embodiments are only some of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall fall within the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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

1. A tab support assembly, comprising:

the tab supporting structure (10) comprises a supporting body (11) and a plurality of convex parts (12) arranged on the supporting body (11), wherein the supporting body (11) is used for being connected with tabs of battery cells so as to support the tabs, the plurality of convex parts (12) are arranged at intervals along the length direction of the supporting body (11), and each convex part (12) is inserted between two adjacent battery cells;

the protective structure (20) is detachably connected with the tab supporting structure (10) and used for crimping the sealing edge of the battery cell.

2. The tab support assembly as claimed in claim 1, further comprising:

the clamping assembly (30) is arranged between the protection structure (20) and the lug support structure (10) so as to connect the protection structure (20) and the lug support structure (10) through the clamping assembly (30);

wherein, the clamping component (30) is one; or the clamping components (30) are multiple, and the clamping components (30) are arranged along the length direction of the tab supporting component at intervals.

3. The tab support assembly of claim 2 wherein the clamping assembly (30) comprises:

a first clamping part (31) arranged on the supporting body (11);

a second clamping part (32) arranged on the protective structure (20);

one of the first clamping portion (31) and the second clamping portion (32) is a first protrusion, the other of the first clamping portion (31) and the second clamping portion (32) is a first concave portion, and the first protrusion extends into the first concave portion and is limited and stopped by the first concave portion.

4. The tab support assembly according to claim 3, characterized in that the protection structure (20) has an elastic extension (21) arranged in correspondence with the second snap-in portion (32), the tab support structure (10) further comprises a lug (13) arranged on the support body (11), the first snap-in portion (31) being arranged on the lug (13); the elastic extension part (21) is provided with an initial state and a stop state, and when the clamping assembly (30) is in the clamping state, the lug (13) abuts against the elastic extension part (21) and is located between the support body (11) and the elastic extension part (21), so that the elastic extension part (21) is elastically deformed from the initial state to the stop state to limit and stop the lug (13).

5. The tab support assembly according to claim 1, wherein the convex portion (12) is provided with a first mating portion (14), the protection structure (20) is provided with a second mating portion (22), and the first mating portion (14) is in limit fit with the second mating portion (22); one of the first matching part (14) and the second matching part (22) is a second protrusion, the other of the first matching part (14) and the second matching part (22) is a second concave part, and the second protrusion extends into the second concave part and is limited and stopped by the second concave part.

6. The tab support assembly as claimed in claim 5 wherein the second recess is a polygonal groove and the outer surface of the second projection is adapted to fit into the polygonal groove.

7. The tab support assembly according to claim 1, wherein the protrusions (12) are tooth-shaped structures, and the tooth thickness of the tooth-shaped structures gradually decreases along the direction from the tab support structure (10) to the battery cell.

8. The tab support assembly as claimed in claim 1, further comprising:

and the output electrode bus bar (40) is arranged on the support body (11) and is welded or riveted with the support body (11).

9. The tab support assembly as claimed in claim 1, further comprising:

and the inter-cell bus bar (50) is arranged on the support body (11) and welded or riveted with the support body (11).

10. The battery is characterized by comprising a plurality of battery cells and a tab support assembly; wherein the tab support assembly is as claimed in any one of claims 1 to 9.