CN220439815U - Novel spacer ring of lithium ion battery - Google Patents
Novel spacer ring of lithium ion battery Download PDFInfo
- Publication number
- CN220439815U CN220439815U CN202321893160.4U CN202321893160U CN220439815U CN 220439815 U CN220439815 U CN 220439815U CN 202321893160 U CN202321893160 U CN 202321893160U CN 220439815 U CN220439815 U CN 220439815U
- Authority
- CN
- China
- Prior art keywords
- area
- boss
- lithium ion
- spacer ring
- ion battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 125000006850 spacer group Chemical group 0.000 title claims abstract description 40
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 18
- 238000003466 welding Methods 0.000 abstract description 7
- 238000004804 winding Methods 0.000 abstract description 7
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000003292 glue Substances 0.000 description 3
- 238000012797 qualification Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model discloses a novel spacer ring for a lithium ion battery, which comprises a spacer ring body, wherein the spacer ring body is in a strip shape, a boss area is arranged at the front end of the spacer ring body, a platform area is arranged at one side of the boss area, the length of the platform area is longer than that of the boss area, a fixed block is arranged at the end part of the platform area, and a lug through hole is formed at the joint of the boss area and the platform area. The utility model can save the adhesive on the upper part of the winding core, and is convenient for the battery core and the space ring to be put into the shell; and the installation of the space ring is more stable, the tilting of the space ring is avoided, and the welding effect is improved.
Description
Technical Field
The utility model relates to the technical field of lithium battery processing, in particular to a novel spacer ring of a lithium ion battery.
Background
With the wide application of lithium ion batteries, the production requirements for lithium ion batteries are increasing, and the qualification rate of lithium ion batteries needs to be improved in the production process. And a space ring is arranged between the battery cover plate and the battery core of the lithium ion battery and used for isolating the battery cover plate from the battery core so as to prevent the battery cover plate from contacting the battery core and causing potential safety hazard. The existing battery spacer is tightly attached to the winding core through the upper layer of gummed paper and the lower layer of gummed paper, and transparent glue is easily scraped when the battery core is put into the shell; meanwhile, when the spacer is adhered, the spacer boss at the negative electrode lug is easy to tilt, and poor laser welding is caused, so that the qualification rate of the battery is reduced. Therefore, the novel spacer ring of the lithium ion battery is designed, the adhesion of the spacer ring is facilitated through the optimal design, the welding effect is improved, the problem of poor welding is avoided, and the production qualification rate of the battery is improved.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a novel spacer ring for a lithium ion battery.
The aim of the utility model is achieved by the following technical scheme: the utility model provides a novel spacer ring of lithium ion battery, includes the spacer ring body, the spacer ring body is rectangular shape, the front end of spacer ring body is equipped with boss district, one side of boss district is equipped with the platform district, the length of platform district is greater than the boss district, the tip of platform district is equipped with the fixed block, boss district and the junction in platform district are equipped with the utmost point ear through-hole.
The further technical scheme is that one side of the lug through hole, which is close to the boss area, is a negative lug area, and one side of the lug through hole, which is close to the platform area, is a positive lug area.
The further technical scheme is that the inner side of the boss area is provided with a groove, and the height of the groove is consistent with that of the platform area.
Further technical scheme is that both ends of the space ring body are arc-shaped.
According to a further technical scheme, one side of the lug through hole, which is close to the boss area, is in a sharp angle shape.
The utility model has the following advantages:
according to the utility model, the platform area and the boss area are arranged, so that the spacer ring is convenient to adhere to the boss, the adhesive on the upper part of the winding core is omitted, the winding core is prevented from moving transversely, and the battery core and the spacer ring are convenient to be put into the shell; the lug through holes are arranged for placing the coiled core lugs, and the installation of the spacer ring is more stable through the platform area, the boss area and the fixed block, so that the spacer ring is prevented from tilting, and the welding effect is improved.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
In the figure, 1, a platform area; 2. a boss region; 3. a tab through hole; 4. and a fixed block.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.
In addition, the embodiments of the present utility model and the features of the embodiments may be combined with each other without collision.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1, the utility model discloses a novel spacer ring of a lithium ion battery, which is used for isolating a battery cover plate from a battery core and comprises a spacer ring body, wherein the spacer ring body is in a strip shape, the front end of the spacer ring body is provided with a boss area 2, one side of the boss area 2 is provided with a platform area 1, the spacer ring is adhered by clinging to a boss, so that the adhesive on the upper part of a winding core is omitted, the production efficiency is improved, the length of the platform area 1 is longer than that of the boss area 2, the end part of the platform area 1 is provided with a fixed block 4, the spacer ring is convenient to keep balanced, the tilting of the two ends of the spacer ring is avoided, the problem of poor welding is solved, and a lug through hole 3 is arranged at the joint of the boss area 2 and the platform area 1 and is used for placing the positive and negative poles of the battery core and avoiding the short circuit of the lugs.
In this embodiment, a side of the tab through hole 3, which is close to the boss area 2, is a negative tab area, and a side of the tab through hole 3, which is close to the platform area 1, is a positive tab area.
In this embodiment, the inner side of the boss area 2 is provided with a groove, and the groove is consistent with the height of the platform area 1, so that the positive electrode and the negative electrode are isolated, and short circuit is prevented.
In this embodiment, the two ends of the spacer ring body are arc-shaped, so that the spacer ring is convenient to install between the battery cover plate and the battery core.
In this embodiment, the lug through hole 3 is in a pointed shape near one side of the boss area 2, so as to facilitate the fixation of the negative electrode lug.
The implementation principle of the utility model is as follows: the novel spacer ring for the lithium ion battery is provided by the utility model, the boss area 2 is shortened, the platform area 1 is prolonged, transparent glue is conveniently used for clinging to the boss and is stuck, the step of sticking the upper part of the winding core is omitted, the production efficiency is improved, the thickness of the winding core is ensured, the battery core and the spacer ring can completely enter the battery shell, and the transparent glue is prevented from being scraped; the arrangement of the lug through holes 3 facilitates placement of positive and negative lugs, the spacer is more balanced through the arrangement of the platform area 1, the boss area 2 and the fixed block 4, tilting of two ends of the spacer is prevented, poor laser welding caused by the spacer is avoided, and the spacer is more practical and convenient.
Although the present utility model has been described 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. The utility model provides a novel cage of lithium ion battery, includes the cage body, its characterized in that: the space ring body is rectangular shape, the front end of space ring body is equipped with boss district (2), one side of boss district (2) is equipped with platform district (1), the length of platform district (1) is greater than boss district (2), the tip of platform district (1) is equipped with fixed block (4), the junction of boss district (2) and platform district (1) is equipped with utmost point ear through-hole (3).
2. The novel spacer for a lithium ion battery according to claim 1, wherein: one side of the lug through hole (3) close to the boss area (2) is a negative lug area, and one side of the lug through hole (3) close to the platform area (1) is a positive lug area.
3. The novel spacer for a lithium ion battery according to claim 1, wherein: the inner side of the boss area (2) is provided with a groove, and the height of the groove is consistent with that of the platform area (1).
4. The novel spacer for a lithium ion battery according to claim 1, wherein: the two ends of the space ring body are arc-shaped.
5. The novel spacer for a lithium ion battery according to claim 1, wherein: one side of the lug through hole (3) close to the boss area (2) is in a sharp angle shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321893160.4U CN220439815U (en) | 2023-07-19 | 2023-07-19 | Novel spacer ring of lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321893160.4U CN220439815U (en) | 2023-07-19 | 2023-07-19 | Novel spacer ring of lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220439815U true CN220439815U (en) | 2024-02-02 |
Family
ID=89690218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321893160.4U Active CN220439815U (en) | 2023-07-19 | 2023-07-19 | Novel spacer ring of lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220439815U (en) |
-
2023
- 2023-07-19 CN CN202321893160.4U patent/CN220439815U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |