CN213717023U - Simple connecting sheet - Google Patents
Simple connecting sheet Download PDFInfo
- Publication number
- CN213717023U CN213717023U CN202022720609.XU CN202022720609U CN213717023U CN 213717023 U CN213717023 U CN 213717023U CN 202022720609 U CN202022720609 U CN 202022720609U CN 213717023 U CN213717023 U CN 213717023U
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- Prior art keywords
- pole
- connecting portion
- insulating
- piece
- edge
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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 relates to a technical field of connection piece discloses a simple and easy connection piece, include: the connecting piece comprises a pole connecting part and two pole lug connecting parts, the two pole lug connecting parts are respectively connected to two sides of the pole connecting part, and the pole connecting part is provided with an upper surface connected with a pole; the insulating piece, the insulating piece attached in the lower surface of utmost point post connecting portion, the both sides of insulating piece have the package and glue the portion, every side the package glue the portion wrap up in utmost point post connecting portion connect into the side of utmost point post connecting portion. The utility model discloses the simple and easy connection piece that technical scheme provided, insulating piece stable in structure is difficult for droing.
Description
Technical Field
The patent of the utility model relates to a technical field of connection piece particularly, relates to a simple and easy connection piece.
Background
A "lithium battery" is a type of battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a negative electrode material. Because the chemical properties of lithium metal are very active, the requirements on the environment for processing, storing and using the lithium metal are very high, and the lithium battery becomes the mainstream at present along with the development of scientific technology.
Among the prior art, the battery top cap closing cap generally includes top cap piece and two utmost point posts at the upper end opening of casing, and two utmost point posts wear to establish respectively in the top cap piece, and the inner of utmost point post extends to inside the casing, is connected with the electric core in the casing, and outside the outer end of utmost point post extended to the top cap piece for be connected with external element, the inner of utmost point post then is connected with electric core through the connection piece.
At present, in order to avoid the conduction of the connecting sheet when the connecting sheet is contacted with other elements, the insulating treatment needs to be carried out on the connecting sheet, in the prior art, the connecting sheet needs to be pasted with glue and then pasted with an insulating sheet, obviously, the structure is not stable enough, the cost is high, and the process is complex.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a simple and easy connection piece aims at solving prior art, and the connection piece is connected the not stable problem inadequately with knot reason structure.
The utility model discloses a realize like this, a simple and easy connection piece, include:
the connecting piece comprises a pole connecting part and two pole lug connecting parts, the two pole lug connecting parts are respectively connected to two sides of the pole connecting part, and the pole connecting part is provided with an upper surface connected with a pole;
the insulating piece, the insulating piece attached in the lower surface of utmost point post connecting portion, the both sides of insulating piece have the package and glue the portion, every side the package glue the portion wrap up in utmost point post connecting portion connect into the side of utmost point post connecting portion.
Optionally, the glue coating portion is provided with a glue coating hole, and the side edge of the pole connecting portion penetrates through the glue coating hole and is connected with the pole lug connecting portion.
Optionally, the insulating sheet covers the lower surface of the pole connecting portion.
Optionally, the edge orientation of insulating piece utmost point post connecting portion turn over and turn over, and wrap up in the edge formation parcel portion of utmost point post connecting portion.
Optionally, the pole connecting portion has two first protruding portions extending in the same direction as the pole lug connecting portion, and one end of the encapsulating portion on each side is arranged on the same side of the first protruding portions and between the pole lug connecting portions.
Optionally, the insulating sheet covers in two the lower surface of first bulge, the edge orientation of insulating sheet first bulge turns over and turns over to wrap up in the edge of first bulge.
Optionally, the pole connecting portion further has two second protruding portions corresponding to the two first protruding portions, and the other end of the glue coating portion on each side is located on the same side of the second protruding portion away from the other side of the second protruding portion.
Optionally, the insulating sheet covers in two the lower surface of second bulge, the edge orientation of insulating sheet the second bulge turns over to wrap up in the edge of second bulge.
Optionally, a convex column protrudes from the upper surface of the pole connecting part.
Optionally, the lower surface of the pole column is provided with a groove corresponding to the protruding column, and the insulating sheet is provided with an insulating through hole corresponding to the groove.
Compared with the prior art, the utility model provides a simple and easy connection piece, connection piece realize the utmost point post of top cap and the electric connection between the electric core of inside, through attached in the lower surface of connection piece with the insulating piece, avoid connection piece and other component electric contact, prevent situations such as short circuit. And, the rubber coating portion through the insulating piece both sides wraps up and plugs into in utmost point post connecting portion in utmost point ear connecting portion's lateral wall, makes the insulating piece fixed, compares in the mode and the structure that adopt the rubberizing insulating piece, and the structure is more stable, is difficult for droing. The problem of among the prior art, the connection piece is connected with the knot reason structure and is stable inadequately is solved.
Drawings
Fig. 1 is a top perspective view of a simple connecting piece provided by the present invention;
FIG. 2 is an exploded view of the simple connection piece of the present invention;
fig. 3 is a schematic bottom perspective view of the simple connection piece of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in 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 invention and are not intended to limit the invention.
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 are the terms "upper", "lower", "left", "right", etc. indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but it is not intended to indicate or imply that the device or element referred to 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 for illustrative purposes and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1 to 3, the preferred embodiment of the present invention is shown.
In the embodiment of the utility model provides an in, this simple and easy connection piece 10, include:
the connecting piece 10, the connecting piece 10 includes the connection portion 11 of the post and two polar ears 12, two polar ears 12 are plugged into both sides of the connection portion 11 of the post separately, the connection portion 11 of the post has upper surfaces connected with post;
The utmost point post connecting portion 11 is as connecting the utmost point post on the top cap, and utmost point ear connecting portion 12 is as connecting the electric core in the battery, and utmost point post connecting portion 11 and utmost point ear connecting portion 12 are integrated into one piece, the utility model discloses only for convenient the description, split into two parts with its partition to utmost point ear connecting portion 12 is regarded as to the part of both sides syntropy extension, then as utmost point post connecting portion 11 between the two. And, the side of the tab connection portion 12 has a notch, so that the extension portion of the tab connection portion 12 is bent to realize the electrical connection with the battery core in the battery.
In this embodiment, the connection sheet 10 realizes electrical connection between the terminal of the top cover and the internal battery cell, and the insulation sheet 20 is attached to the lower surface of the connection sheet 10, so as to prevent the connection sheet 10 from electrically contacting other elements and short circuits. Moreover, the encapsulation parts 21 on the two sides of the insulating sheet 20 are wrapped on the side walls of the pole connecting parts 11 and the pole lug connecting parts 12, so that the insulating sheet 20 is fixed, and compared with a mode and a structure of adhering the insulating sheet 20, the structure is more stable and is not easy to fall off.
It should be known that, the utility model provides an insulating piece 20 and rubber coating portion 21 are obtained through rubber coating technology integrated into one piece, consequently, compare in the prior art need glue the mode of insulating piece 20, still can effectively reduce process, reduce cost.
Referring to fig. 2, in addition, the insulation sheet 20 of the present embodiment is not provided with a fuse hole, that is, the adhesive covering portion 21 only serves for fixing and insulating. In another embodiment, the side of the post connecting portion 11 is provided with a fuse hole, and the adhesive covering portion 21 covers the side of the post connecting portion 11 and also covers the fuse hole, so as to achieve fuse protection, and the insulating sheet 20 is more stable.
Referring to fig. 2, in an embodiment of the present invention, the adhesive coating portion 21 has an adhesive coating hole, and the side of the pole connecting portion 11 is inserted into the adhesive coating hole and connected to the pole ear connecting portion 12.
That is, the adhesive-coated portion 21 is surrounded by the insulating sheet 20 and attached to one edge, the upper surface, and the other edge of the electrode connecting portion 11 in sequence, so as to insulate and stably fix the insulating sheet 20, separate the electrode connecting portion 11 from the electrode tab connecting portion 12, and avoid short circuit. Of course, in other embodiments, the package may be partially wrapped, which is not described in detail.
Referring to fig. 1 and 3, in an embodiment of the present invention, the insulation sheet 20 covers the lower surface of the pole connecting portion 11.
Thus, the insulating effect of the connecting piece 10 is ensured. Moreover, the insulating sheet 20 and the adhesive covering portions 21 on each side extend toward the tab connecting portion 12, so that the extending portions of the tab connecting portion 12 are clamped at one end of the adhesive covering portions 21, thereby further increasing the insulating effect, avoiding the movement of the insulating sheet 20, and stabilizing the structure of the insulating sheet 20.
The edge of the insulating sheet 20 is folded toward the pole connecting portion 11, and is wrapped around the edge of the pole connecting portion 11 to form a wrapping portion.
In this way, the insulating sheet 20 covers not only the lower surface of the pole connecting portion 11 but also the edge of the pole connecting portion 11 that is not connected to the pole connecting portion 12, so that only the upper surface of the pole connecting portion 11 that is in contact with the pole is exposed, thereby achieving insulation. The insulation effect can be further increased by the wrapping portion, and the bottom insulation sheet 20 is attached to the lower surface of the pole connecting portion 11 more stably.
Referring to fig. 1 and fig. 3, in addition, in an embodiment of the present invention, the pole connecting portion 11 has two first protruding portions 111 extending in the same direction as the pole ear connecting portion 12, and one end of the adhesive coating portion 21 on each side is respectively disposed between the first protruding portions 111 and the pole ear connecting portion 12 on the same side.
Thus, the adhesive coating portion 21 is interposed between the first projecting portion 111 and the tab connecting portion 12, so that the insulating sheet 20 is prevented from moving and is structurally positioned stably.
Meanwhile, the insulating sheet 20 covers the lower surfaces of the two first protrusions 111, and the edge of the insulating sheet 20 is folded toward the first protrusions 111 and wraps the edge of the first protrusions 111.
Like this, combine above-mentioned insulating piece 20 also to wrap up in the edge of utmost point post connecting portion 11 simultaneously, can further guarantee insulating piece 20's insulating effect, it is attached to stabilize simultaneously, avoids droing.
Similarly, the pole connecting portion 11 further has two second protruding portions 112 corresponding to the two first protruding portions 111, and the other end of the encapsulating portion 21 on each side is located on the side of the second protruding portion 112 away from the other second protruding portion 112.
In this way, the arrangement direction of the encapsulated portion 21 is arranged along the direction from the first protrusion 111 to the second protrusion 112, and the connecting sheet 10 is divided into the tab connecting portion 12 and the post connecting portion 11, so that the encapsulated portion 21 is stably arranged at the side of the post connecting portion 11 and is not easy to move.
Moreover, the insulating sheet 20 covers the lower surfaces of the two second protruding portions 112, and the edge of the insulating sheet 20 is folded toward the second protruding portions 112 and covers the edge of the second protruding portions 112.
Combine above-mentioned insulating piece 20 parcel in the edge of utmost point post connecting portion 11, and wrap up in the edge of first bulge 111, can further guarantee insulating piece 20's insulating effect, stable attached simultaneously avoids droing.
In addition, the portion of the insulating sheet 20 wrapped around the pole connecting portion 11 is flush with the upper surface of the pole connecting portion 11, so as to not affect the stable contact between the pole connecting portion 11 and the pole and to make the connecting sheet 10 more integral. Of course, in another embodiment, the insulation sheet 20 may also be folded to partially cover the upper surface of the pole connecting portion 11, so as to further prevent the insulation sheet 20 from falling off.
Referring to fig. 1 to 3, in an embodiment of the present invention, a convex pillar protrudes from an upper surface of the pole connecting portion 11.
The post is convenient for the pole of the top cover to realize electric conduction and stable contact. In this embodiment, the protruding column is cylindrical to realize the butt joint with the corresponding pole.
Correspondingly, the lower surface of the pole is provided with a groove corresponding to the convex column, and the insulating sheet 20 is provided with an insulating through hole 20a corresponding to the groove.
The groove is a structure obtained when the convex column is formed, and the insulating through hole 20a is arranged at the position of the insulating sheet 20 corresponding to the groove, so that the material of the insulating sheet 20 can be reduced, the cost is reduced, and the normal insulating effect is not influenced. Specifically, the insulating sheet 20 located on the lower surface of the terminal is planar to be stably attached to the terminal connecting portion 11.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A simple connecting sheet, comprising:
the connecting piece comprises a pole connecting part and two pole lug connecting parts, the two pole lug connecting parts are respectively connected to two sides of the pole connecting part, and the pole connecting part is provided with an upper surface connected with a pole;
the insulating piece, the insulating piece attached in the lower surface of utmost point post connecting portion, the both sides of insulating piece have the package and glue the portion, every side the package glue the portion wrap up in utmost point post connecting portion connect into the side of utmost point post connecting portion.
2. The simple connecting sheet according to claim 1, wherein the adhesive coating portion has an adhesive coating hole, and the side edge of the pole connecting portion is inserted into the adhesive coating hole and connected to the tab connecting portion.
3. The simple connecting sheet according to claim 1 or 2, wherein the insulating sheet covers the lower surface of the pole connecting portion.
4. The simple connecting sheet according to claim 3, wherein the edge of the insulating sheet is folded toward the terminal connecting portion and wrapped around the terminal connecting portion to form a wrapping portion.
5. The simple connecting sheet according to claim 1 or 2, wherein the pole connecting portion has two first protruding portions extending in the same direction as the pole tab connecting portion, and one end of the adhesive-coated portion on each side is respectively disposed between the first protruding portions and the pole tab connecting portion on the same side.
6. The simple connecting sheet according to claim 5, wherein the insulating sheet covers the lower surfaces of the first protrusions, and the edge of the insulating sheet is folded toward and covers the edge of the first protrusion.
7. The simple connecting sheet according to claim 5, wherein the pole connecting portion further has two second protruding portions corresponding to the two first protruding portions, and the other end of the adhesive-coated portion on each side is located on the side of the second protruding portion on the same side away from the other second protruding portion.
8. The simple connecting sheet according to claim 7, wherein the insulating sheet covers the lower surfaces of the second protrusions, and the edge of the insulating sheet is folded toward and covers the edge of the second protrusions.
9. A simple connecting sheet according to claim 1 or 2, wherein the upper surface of the pole connecting portion is protruded with a convex column.
10. The simple connecting sheet according to claim 9, wherein the lower surface of the terminal has a groove corresponding to the protrusion, and the insulating sheet has an insulating through hole corresponding to the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022720609.XU CN213717023U (en) | 2020-11-20 | 2020-11-20 | Simple connecting sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022720609.XU CN213717023U (en) | 2020-11-20 | 2020-11-20 | Simple connecting sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213717023U true CN213717023U (en) | 2021-07-16 |
Family
ID=76783553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022720609.XU Active CN213717023U (en) | 2020-11-20 | 2020-11-20 | Simple connecting sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213717023U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023185285A1 (en) * | 2022-03-26 | 2023-10-05 | 珠海冠宇电池股份有限公司 | Battery |
-
2020
- 2020-11-20 CN CN202022720609.XU patent/CN213717023U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023185285A1 (en) * | 2022-03-26 | 2023-10-05 | 珠海冠宇电池股份有限公司 | Battery |
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