CN203432841U - Inspection tool for fixed tension of lithium ion battery cover plate - Google Patents
Inspection tool for fixed tension of lithium ion battery cover plate Download PDFInfo
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- CN203432841U CN203432841U CN201320451559.7U CN201320451559U CN203432841U CN 203432841 U CN203432841 U CN 203432841U CN 201320451559 U CN201320451559 U CN 201320451559U CN 203432841 U CN203432841 U CN 203432841U
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- battery
- lithium ion
- ion battery
- quality
- inspection tool
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Abstract
The utility model discloses an inspection tool for fixed tension of a lithium ion battery cover plate, which can improve the welding efficiency and quality of a high-capacity power battery pole column and a connecting piece. The inspection tool comprises a U-shaped main body, wherein one end of the U-shaped main body is provided with a concave hole matched with tension equipment, the other end thereof is provided with a cylindrical connecting column for connecting a battery shell cover, and the connecting column is provided with internal threads or external threads. The inspection tool can greatly improve the welding efficiency and quality of the high-capacity power battery pole column and the connecting piece, guarantees the quality and properties of the high-capacity lithium ion battery and the use safety of the lithium ion battery, greatly prolongs the service life of the battery, is beneficial to simplifying the assembling technology of the battery, lowering the production cost of the battery and improving the assembling quality of the battery, guarantees that the battery is used normally for a long time, effectively improves the market competitiveness of the product, can be widely used in production, and has great production and practical significance.
Description
Technical field
The utility model relates to lithium ion battery production technical field, particularly relates to the fixedly pulling force instruments of inspection of a kind of lithium ion battery cover board.
Background technology
The range of application of lithium ion battery is more and more extensive, particularly capacity is fast-developing especially in the development of the above battery of 100Ah in recent years, and the battery of the other types such as lithium ion battery and plumbic acid, cadmium nickel is compared has the advantages such as specific storage is large, operating voltage is high, charging rate is fast, operating temperature range is wide, have extended cycle life, volume is little, quality is light.At present, be widely used in the fields such as mobile phone, notebook computer, electric tool, and its range of application is more and more extensive.
Along with the maturation of electric vehicle engineering and day by day perfect, the quality of vehicle-mounted great-capacity power battery performance directly affects the overall performance of electric automobile.This has higher requirement for the vehicle-mounted electrokinetic cell of electric automobile, requires it to have higher security, larger specific storage, weight is lighter.In addition, the safety and reliability of lithium ion battery is given to make to assemble and has been brought great difficulty, and corresponding instruments of inspection frock must coordinate together use, the quality of production of guarantee product.
Present high-capacity lithium ion cell, when producing in order to improve its efficiency of assembling, reducing parts cost and improve can automatically production ability, its inside battery utmost point group all adopts ultra-sonic welded to be connected with battery cover board; But ultra-sonic welded can not guarantee the good product consistency after welding, can not come off, therefore in the urgent need to a kind of special tooling, be used for self-contained battery cover plate, the weld strength after cooperating equipment check welding, to guarantee reliability and the security of the inside of battery,
Summary of the invention
The purpose of this utility model is for the technological deficiency existing in prior art, and provide a kind of, can improve the fixedly pulling force instruments of inspection of the welding efficiency of great-capacity power battery pole and brace and the lithium ion battery cover board of quality.
For realizing the technical scheme that the purpose of this utility model adopts, be: a kind of lithium ion battery cover board is the pulling force instruments of inspection fixedly, it is characterized in that comprising Qian shape main body, one end of described Qian shape main body has the shrinkage pool that coordinates pulling force equipment, the other end is provided with for connecting the cylindrical joint pin of battery case cap, and described joint pin is provided with internal thread or external thread.
On described joint pin, be provided with manhole.
Compared with prior art, the beneficial effects of the utility model are: a kind of lithium ion battery cover board is the pulling force instruments of inspection fixedly, it can improve welding efficiency and the quality of great-capacity power battery pole and brace greatly, guarantee high capacity lithium ion battery quality and performance, the safe handling of assurance lithium ion battery, and greatly extend the serviceable life of battery, be conducive to simplify the assembly technology of battery, lower the production cost of battery, improve the assembly quality of battery, guarantee long-time normal use of battery, effectively improved the competitiveness of product in market, be conducive to apply aborning widely, be of great practical significance.
Accompanying drawing explanation
Figure 1 shows that the vertical view of the integrated cap of lithium ion battery aluminum hull mechanism;
Figure 2 shows that the side structure schematic diagram of cap in Fig. 1;
Figure 3 shows that the left view of cap in Fig. 1;
Figure 4 shows that the front view of the utility model pulling force instruments of inspection;
Figure 5 shows that the right view of the pulling force instruments of inspection in Fig. 4;
Figure 6 shows that the pole of cap and the structural representation that the pulling force instruments of inspection is connected.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment:
Be the schematic diagram of the integrated cap of lithium ion battery aluminum hull mechanism as Figure 1-3, described cap comprises Aluminum cover 1, is provided with positive terminal 3 and negative terminal 4 on described Aluminum cover 1; The back side of described Aluminum cover 1 is covered with one deck location Upper gasket 2, for the different parts on fixing and positioning aluminium cover plate 1 surface.
As Fig. 4-5 are depicted as the structural representation of the utility model pulling force instruments of inspection; Comprise Qian shape main body 5, one end of described Qian shape main body 5 has the shrinkage pool 8 that coordinates pulling force equipment, and the other end is provided with the cylindrical joint pin 6 for cap described in connection layout 1-3.Described joint pin 6 is provided with internal thread or external thread, exist simultaneously, in positive terminal 3 shrinkage pools, be provided with external thread or the internal thread matching with described joint pin 6, joint pin 6 is threaded connection with positive terminal 3, as shown in Figure 6, but the utility model is not limited to this, can also adopt buckle to connect between the two.
The stability being connected with positive terminal 3 in order to improve joint pin 6, is provided with manhole 7 on described joint pin 6.
The above is only preferred implementation of the present utility model; it should be noted that; for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (2)
1. the fixing pulling force instruments of inspection of a lithium ion battery cover board, it is characterized in that comprising Qian shape main body, one end of described Qian shape main body has the shrinkage pool that coordinates pulling force equipment, and the other end is provided with for connecting the cylindrical joint pin of battery case cap, and described joint pin is provided with internal thread or external thread.
2. the fixing pulling force instruments of inspection of a kind of lithium ion battery cover board according to claim 1, is characterized in that being provided with manhole on described joint pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320451559.7U CN203432841U (en) | 2013-07-25 | 2013-07-25 | Inspection tool for fixed tension of lithium ion battery cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320451559.7U CN203432841U (en) | 2013-07-25 | 2013-07-25 | Inspection tool for fixed tension of lithium ion battery cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203432841U true CN203432841U (en) | 2014-02-12 |
Family
ID=50061872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320451559.7U Expired - Lifetime CN203432841U (en) | 2013-07-25 | 2013-07-25 | Inspection tool for fixed tension of lithium ion battery cover plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203432841U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113125050A (en) * | 2021-04-14 | 2021-07-16 | 浙江中泽精密科技有限公司 | Torsion testing device |
-
2013
- 2013-07-25 CN CN201320451559.7U patent/CN203432841U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113125050A (en) * | 2021-04-14 | 2021-07-16 | 浙江中泽精密科技有限公司 | Torsion testing device |
| CN113125050B (en) * | 2021-04-14 | 2023-02-24 | 浙江中泽精密科技有限公司 | Torsion testing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220211 Address after: 266500 Minshan Road, Huangdao District, Qingdao, Shandong Patentee after: LISHEN (QINGDAO) NEW ENERGY CO.,LTD. Address before: 300384 Tianjin Xiqing District Binhai hi tech Industrial Development Zone (outer ring) 38 Haitai South Road Patentee before: TIANJIN LISHEN BATTERY JOINT-STOCK Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140212 |
|
| CX01 | Expiry of patent term |