CN218160732U - Lithium ion battery tab - Google Patents
Lithium ion battery tab Download PDFInfo
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- CN218160732U CN218160732U CN202221179210.8U CN202221179210U CN218160732U CN 218160732 U CN218160732 U CN 218160732U CN 202221179210 U CN202221179210 U CN 202221179210U CN 218160732 U CN218160732 U CN 218160732U
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- lithium ion
- ion battery
- battery body
- tab
- lug
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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
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Abstract
The utility model belongs to the technical field of lithium ion battery utmost point ear, a lithium ion battery utmost point ear is disclosed, including first lithium ion battery body, the right side laminating of first lithium ion battery body has second lithium ion battery body, equal fixedly connected with lithium ion battery body conductive tab and lag from top to bottom of first lithium ion battery body and second lithium ion battery body, and the lithium ion battery body conductive tab is located the inboard of lag, threaded connection has the utmost point ear connection position cover on the lag, and the laminating of utmost point ear connection position cover bottom is on the outer wall of first lithium ion battery body and second lithium ion battery body, the utmost point ear connection spread groove has been seted up to the inside of utmost point ear connection position cover, and what be convenient for be better installs lithium ion battery body series connection utmost point ear on lithium ion battery body conductive tab for lithium ion battery body series connection utmost point ear dismouting is comparatively convenient, uses manpower sparingly, increases work efficiency.
Description
Technical Field
The utility model belongs to the technical field of lithium ion battery utmost point ear, specifically be a lithium ion battery utmost point ear.
Background
The lithium ion battery has the advantages of high energy and power density, no memory effect, long cycle life, environmental friendliness and the like, and the application of the lithium ion battery is rapidly expanding from the field of consumer electronics to the field of electric automobiles and new energy storage. However, in recent years, with the large-scale popularization and application of lithium ion batteries, a large number of safety accidents related to abuse thermal runaway of lithium ion batteries occur every year in the world, and research and improvement on the safety of lithium ion batteries are continuously paid attention to and strengthened in academic and industrial fields.
When current lithium ion battery group connects, need the external connection utmost point ear of establishing ties, connect external utmost point ear on lithium ion battery's utmost point ear through the mode of spot welding usually, though both junctions obtain the location, when external utmost point ear need be changed, dismantle comparatively loaded down with trivial details, consequently need improve lithium ion battery utmost point ear and the connected mode of external utmost point ear, simultaneously the utility model provides a lithium ion battery utmost point ear, the better problem of providing of solution of being convenient for.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the above-mentioned problems: when the existing lithium ion battery pack is connected, the external connection lug in series connection is required to be connected to the lug of the lithium ion battery usually in a spot welding mode, although the joint of the external connection lug and the lug is positioned, when the external connection lug needs to be replaced, the external connection lug is detached more complexly, so that the connection mode of the lithium ion battery lug and the external connection lug needs to be improved, and the lithium ion battery lug is provided.
The utility model adopts the technical scheme as follows: the utility model provides a lithium ion battery tab, includes first lithium ion battery body, the right side laminating of first lithium ion battery body has second lithium ion battery body, equal fixedly connected with lithium ion battery body electrically conducts utmost point ear and lag from top to bottom of first lithium ion battery body and second lithium ion battery body, and lithium ion battery body electrically conducts utmost point ear and is located the inboard of lag, threaded connection has utmost point ear connection position cover on the lag, and the laminating of utmost point ear connection position cover bottom is on the outer wall of first lithium ion battery body and second lithium ion battery body, utmost point ear spread groove has been seted up to the inside of utmost point ear connection position cover, and lithium ion battery body electrically conducts utmost point ear and the inside of lithium ion battery body plug-in connection to utmost point ear spread groove, the top of utmost point ear connection position cover has seted up threaded hole, and the inside threaded connection of threaded hole has utmost point ear positioning bolt, the inside plug-in utmost point ear connection position cover has lithium ion battery body series connection utmost point ear, and lithium ion battery body series connection utmost point ear bottom laminating is on the top of lithium ion battery body electrically conductive utmost point ear and lag, utmost point ear positioning bolt's below extrusion is at the top of lithium ion battery body series connection utmost point ear.
In a preferred embodiment, the conductive tab of the lithium ion battery body and the top of the protective sleeve are located on the same horizontal plane, and the conductive tab of the lithium ion battery body is electrically connected with the first lithium ion battery body and the second lithium ion battery body.
In a preferred embodiment, a regular hexagon notch is formed in the center of the top of the tab positioning bolt, and the lithium ion battery body is connected with the tab in series and is a metal guide sheet.
In a preferred embodiment, the lithium ion battery body is connected in series with the tab and is wholly in a long strip shape, and the protective sleeve and the conductive tab of the lithium ion battery body are both spot-welded on the upper end and the lower end of the first lithium ion battery body and the second lithium ion battery body.
In a preferred embodiment, the tab connecting groove is adapted to a tab connected in series with the lithium ion battery body, and both the left and right ends of the tab connecting groove are in a through groove structure.
In a preferred embodiment, the joint of the protective sleeve and the tab connecting and positioning cover is provided with a matched threaded structure, and the threaded hole is matched with the tab positioning bolt.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: the lithium ion battery body series connection lug is convenient to install on the lithium ion battery body conductive lug, so that the lithium ion battery body series connection lug is convenient to disassemble and assemble, manpower is saved, and the working efficiency is increased.
The utility model discloses in, be provided with the lag in the lithium ion battery body conductive tab outside, be convenient for can protect lithium ion battery body conductive tab through the lag, threaded connection has utmost point ear connection location cover on the lag, be convenient for with the better location of utmost point ear connection location cover on the lag, utmost point ear spread groove has been seted up to the inside of utmost point ear connection location cover, be convenient for with the lithium ion battery body conductive tab and the better protection of lag in the inside of utmost point ear spread groove, there is utmost point ear positioning bolt at the inside threaded connection of screw hole, be convenient for with utmost point ear positioning bolt below extrusion location on lithium ion battery body series connection utmost point ear, can fix a position lithium ion battery body series connection utmost point ear's position at the top of lithium ion battery body conductive tab and lag this moment, lithium ion battery body series connection utmost point ear can be connected with lithium ion battery body conductive tab simultaneously.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged schematic view of the structure of area A in FIG. 1 according to the present invention;
fig. 3 is the utility model discloses second lithium ion battery body with alleviate fever and be connected position cover semi-section structure schematic diagram.
The labels in the figure are: 1-a first lithium ion battery body; 2-a second lithium ion battery body; 3-conducting tab of lithium ion battery body; 4-a protective sleeve; 5, connecting a lug with a positioning cover; 6-tab connecting groove; 7-a threaded hole; 8-tab positioning bolts; the 9-lithium ion battery body is connected with the tab in series.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
A lithium ion battery tab according to an embodiment of the present invention will be described in detail with reference to fig. 1 to 3.
Example (b):
referring to fig. 1 and 3, a lithium ion battery tab includes a first lithium ion battery body 1, a second lithium ion battery body 2 is attached to the right side of the first lithium ion battery body 1, a lithium ion battery body conductive tab 3 and a protective sleeve 4 are fixedly connected to the upper and lower sides of the first lithium ion battery body 1 and the second lithium ion battery body 2, the lithium ion battery body conductive tab 3 is electrically connected to the first lithium ion battery body 1 and the second lithium ion battery body 2, the lithium ion battery body conductive tab 3 is located inside the protective sleeve 4, the tops of the lithium ion battery body conductive tab 3 and the protective sleeve 4 are located on the same horizontal plane, the protective sleeve 4 and the lithium ion battery body conductive tab 3 are spot-welded to the upper and lower ends of the first lithium ion battery body 1 and the second lithium ion battery body 2, so that the lithium ion battery body conductive tab 3 can be protected by the protective sleeve 4;
referring to fig. 2 and 3, a tab connecting and positioning cover 5 is in threaded connection with the protective sleeve 4, the bottom of the tab connecting and positioning cover 5 is attached to the outer walls of the first lithium ion battery body 1 and the second lithium ion battery body 2, the connecting part of the protective sleeve 4 and the tab connecting and positioning cover 5 is provided with a matched threaded structure, the tab connecting and positioning cover 5 is conveniently and better positioned on the protective sleeve 4, a tab connecting groove 6 is formed in the tab connecting and positioning cover 5, the lithium ion battery body conductive tab 3 and the protective sleeve 4 are inserted into the tab connecting groove 6, the left end and the right end of the tab connecting groove 6 are both in through groove structures, the lithium ion battery body conductive tab 3 and the protective sleeve 4 are conveniently and better protected in the tab connecting groove 6, a threaded hole 7 is formed above the tab connecting and positioning cover 5, a tab positioning bolt 8 is in threaded connection with the inside of the threaded hole 7, and the tab positioning bolt 8 are matched, regular hexagon notches are formed in the center position of the top of the lug positioning bolt 8, a lithium ion battery body series connection lug 9 is inserted into the lug connection positioning cover 5, the bottom of the lithium ion battery body series connection lug 9 is attached to the tops of a lithium ion battery body conductive lug 3 and a protective sleeve 4, a lug connecting groove 6 is matched with the lithium ion battery body series connection lug 9, the lower part of the lug positioning bolt 8 is extruded on the top of the lithium ion battery body series connection lug 9, the lithium ion battery body series connection lug 9 is a metal guide sheet, the whole of the lithium ion battery body series connection lug 9 is in a long strip shape, the lower part of the lug positioning bolt 8 is conveniently extruded and positioned on the lithium ion battery body series connection lug 9, and the lithium ion battery body series connection lug 9 can be positioned on the lithium ion battery body conductive lug 3 and the protective sleeve 9 in a pressing mode at the moment The top of the sleeve 4 can position the position of the lithium ion battery body series connection lug 9, and meanwhile, the lithium ion battery body series connection lug 9 can be connected with the lithium ion battery body conductive lug 3.
This application advantage: the lithium ion battery body series connection lug 9 is convenient to install on the lithium ion battery body conductive lug 3, so that the lithium ion battery body series connection lug 9 is convenient to disassemble and assemble, labor is saved, and the working efficiency is increased.
The working principle is as follows: when connecting lithium ion battery body series connection utmost point ear 9 with lithium ion battery body conductive tab 3, connect utmost point ear 5 threaded connection earlier on lag 4 with utmost point ear connection location cover, lithium ion battery body conductive tab 3 and lag 4 peg graft in the inside of utmost point ear spread groove 6 this moment, peg graft lithium ion battery body series connection utmost point ear 9 in the inside of utmost point ear spread groove 6, make lithium ion battery body series connection utmost point ear 9 place at the top of lithium ion battery body conductive tab 3 and lag 4, through external instrument with the inside of utmost point ear positioning bolt 8 threaded connection at screw hole 7, make utmost point ear positioning bolt 8 below pressfitting at the top of lithium ion battery body series connection utmost point ear 9, can fix a position lithium ion battery body series connection utmost point ear 9 at the top of lithium ion battery body conductive tab 3 and lag 4 this moment.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a lithium ion battery utmost point ear, includes first lithium ion battery body (1), its characterized in that: the right side of the first lithium ion battery body (1) is attached with a second lithium ion battery body (2), the upper part and the lower part of the first lithium ion battery body (1) and the second lithium ion battery body (2) are fixedly connected with a lithium ion battery body conductive tab (3) and a protective sleeve (4), and the conductive tab (3) of the lithium ion battery body is positioned at the inner side of the protective sleeve (4), the protecting sleeve (4) is in threaded connection with a pole lug connecting and positioning cover (5), and the bottom of the lug connecting and positioning cover (5) is jointed on the outer walls of the first lithium ion battery body (1) and the second lithium ion battery body (2), a tab connecting groove (6) is arranged inside the tab connecting and positioning cover (5), and the lithium ion battery body conductive tab (3) and the protective sleeve (4) are inserted into the tab connecting groove (6), a threaded hole (7) is arranged above the lug connecting and positioning cover (5), and the inner thread of the threaded hole (7) is connected with a pole lug positioning bolt (8), the lithium ion battery body is inserted in the lug connecting and positioning cover (5) and is connected with a lug (9) in series, and the bottom of the lithium ion battery body series connection tab (9) is attached to the top of the lithium ion battery body conductive tab (3) and the protective sleeve (4), and the lower part of the lug positioning bolt (8) is extruded at the top of the lithium ion battery body connected with the lug (9) in series.
2. The lithium ion battery tab of claim 1, wherein: the top of the lithium ion battery body conductive tab (3) and the top of the protective sleeve (4) are located on the same horizontal plane, and the lithium ion battery body conductive tab (3) is electrically connected with the first lithium ion battery body (1) and the second lithium ion battery body (2).
3. The lithium ion battery tab of claim 2, wherein: the center of the top of the lug positioning bolt (8) is provided with a regular hexagon notch, and the lugs (9) which are connected in series with the lithium ion battery body are metal guide sheets.
4. The lithium ion battery tab of claim 3, wherein: the whole of the lithium ion battery body series connection lug (9) is in a long strip shape, and the protecting sleeve (4) and the lithium ion battery body conductive lug (3) are welded on the upper end part and the lower end part of the first lithium ion battery body (1) and the second lithium ion battery body (2) in a spot welding mode.
5. The lithium ion battery tab of claim 4, wherein: the tab connecting groove (6) is matched with a tab (9) connected with the lithium ion battery body in series, and the left end and the right end of the tab connecting groove (6) are both in through groove structures.
6. The lithium ion battery tab of claim 4, wherein: the connection part of the protective sleeve (4) and the lug connection positioning cover (5) is provided with a thread structure matched with the threaded structure, and the threaded hole (7) is matched with the lug positioning bolt (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221179210.8U CN218160732U (en) | 2022-05-16 | 2022-05-16 | Lithium ion battery tab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221179210.8U CN218160732U (en) | 2022-05-16 | 2022-05-16 | Lithium ion battery tab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218160732U true CN218160732U (en) | 2022-12-27 |
Family
ID=84572028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221179210.8U Active CN218160732U (en) | 2022-05-16 | 2022-05-16 | Lithium ion battery tab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218160732U (en) |
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2022
- 2022-05-16 CN CN202221179210.8U patent/CN218160732U/en active Active
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