CN202199982U - Novel battery safety valve welding and locating device - Google Patents
Novel battery safety valve welding and locating device Download PDFInfo
- Publication number
- CN202199982U CN202199982U CN 201120305270 CN201120305270U CN202199982U CN 202199982 U CN202199982 U CN 202199982U CN 201120305270 CN201120305270 CN 201120305270 CN 201120305270 U CN201120305270 U CN 201120305270U CN 202199982 U CN202199982 U CN 202199982U
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- Prior art keywords
- safety valve
- battery
- welding
- hole
- locating device
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- 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.)
- Expired - Lifetime
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- Sealing Battery Cases Or Jackets (AREA)
- Gas Exhaust Devices For Batteries (AREA)
Abstract
The utility model discloses a novel battery safety valve welding and locating device which comprises a main locating device body (1); the right end of the main locating device body (1) is provided with a safety valve arrangement hole (2); the top of the right end of the main locating device body (1) is provided with a battery cover (3); the center position of the battery cover (3) is provided with a safety valve welding hole (4) which is positioned at the position corresponding to the safety valve arrangement hole (2); and the safety valve arrangement hole (2) and the safety valve welding hole (4) are internally provided with a safety valve (5) to be welded. The novel battery safety valve welding and locating device disclosed by the utility model is capable of effectively welding and locating the battery safety valve and the battery cover, thus improving the assembling and welding efficiency of the battery safety valve, guaranteeing the welding sealing property of a battery and the safe use of the lithium ion battery, being beneficial to simplifying the welding technique of the battery and improving the assembly quality of the battery.
Description
Technical field
The utility model relates to the battery technology field, particularly relates to a kind of novel battery safety valve apparatus for welding and positioning.
Background technology
At present; Advantages such as lithium ion battery has the specific energy height, recycles often, memory time is long; Not only on portable electric appts, be used widely, and be widely used in big-and-middle-sized electrical equipment aspects such as electric automobile, electric bicycle and electric tool like mobile phone, DV and laptop computer.
Along with worldwide energy crisis and climate warming; Traffic and transport field presses for a kind of brand-new energy mode; And lithium ion battery is because of its environmental protection; Characteristics such as high-energy output have caused the extensive concern of traffic and transport field, at present, in the world wide relevant industries all to lithium ion battery at the application start in this field extensive studies along with the maturation of electric vehicle engineering and perfect day by day; The dream that electric automobile and hybrid vehicle are come into daily life has become possibility, and in the process that electric automobile is popularized, is breeding huge business opportunity.And the quality of vehicle-mounted great-capacity power battery performance directly affects the overall performance of electric automobile.This is electric automobile vehicle mounted dynamic battery have higher requirement (such as will having higher security, more outstanding performance, weight is lighter).
Current; The reliability of battery, security also are technological difficulties and the high leakproofness of emphasis, particularly battery in the great-capacity power battery manufacturing process, and high capacity cell requires strict more to battery air tightness now; If battery capacity is high; Inner pressure of battery is higher relatively, makes the easy leakage of weld seam fusing point or the gas leakage of battery can cause very big potential safety hazard to volatilize, cause problems such as battery performance life-span decay with the electric liquid of formation to battery.In addition, if when the welded seal performance is bad in the lithium battery use, sucks airborne moisture in the cell body and mix with the interior electric liquid of battery; Or the dry crystallization of electrolyte inside volatilization; Will cause the decay of battery performance and cycle life, internal resistance increases, and influences the various performance parameters of lithium battery; Finally cause battery can't continue to use the serious safety issue that also can cause battery.
Therefore, press at present and develop a kind of device, can improve the efficient of great-capacity power battery safety valve welding assembling greatly; Guarantee the welded seal property of high capacity lithium ion battery; Keep the interior pressure of battery, guarantee the lithium ion battery safe handling, and prolong the service life of battery greatly.
The utility model content
In view of this, the purpose of the utility model provides a kind of novel battery safety valve apparatus for welding and positioning, and it can effectively position the welding between battery safety valve and the battery cover; Thereby improve the efficient of great-capacity power battery safety valve welding assembling greatly, guarantee the welded seal property of high capacity lithium ion battery, keep the interior pressure of battery; The assurance lithium ion battery is used safely, and prolongs the service life of battery greatly, helps simplifying the welding procedure 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; Help using aborning widely, be of great practical significance.
For this reason, the utility model provides a kind of novel battery safety valve apparatus for welding and positioning, includes positioner main body 1, and the right-hand member of said positioner main body 1 is provided with a safety valve putting hole 2;
Said positioner main body 1 right-hand member top is provided with battery cover 3, and the center of said battery cover 3 is provided with a safety valve welding hole 4, said safety valve welding hole 4 be positioned at said safety valve putting hole 2 corresponding positions on;
Be placed with safety valve to be welded 5 in said safety valve putting hole 2 and the safety valve welding hole 4, said safety valve 5 tops and said safety valve welding hole 4 tops are positioned on the same plane.
Wherein, the edge, right part of said positioner main body 1 is provided with a long positioning baffle 6, and the right-hand member rear side of said positioner main body 1 is provided with a short positioning baffle 7, and the rear end of said long positioning baffle 6 is connected with the right-hand member of short positioning baffle 7.
Wherein, said long positioning baffle 6 vertically is connected with short positioning baffle 7 each other.
Technical scheme by above the utility model provides is visible, and compared with prior art, the utility model provides a kind of novel battery safety valve apparatus for welding and positioning; It can effectively position the welding between battery safety valve and the battery cover, thereby improves the efficient of great-capacity power battery safety valve welding assembling greatly, guarantees the welded seal property of high capacity lithium ion battery; Keep the interior pressure of battery, guarantee the lithium ion battery safe handling, and prolong the service life of battery greatly; Help simplifying the welding procedure 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, helped using aborning widely, be of great practical significance.
Description of drawings
Legislation decomposition texture sketch map between a kind of novel battery safety valve apparatus for welding and positioning that Fig. 1 provides for the utility model and battery cover, the safety valve;
Among the figure: 1 is the positioner main body, and 2 is the safety valve putting hole, and 3 is battery cover, and 4 is the safety valve welding hole, and 5 is safety valve, and 6 are long positioning baffle, and 7 are short positioning baffle.
The specific embodiment
In order to make those skilled in the art person understand the utility model scheme better, the utility model is done further to specify below in conjunction with accompanying drawing and embodiment.
Referring to Fig. 1, the utility model provides a kind of novel battery safety valve apparatus for welding and positioning, includes positioner main body 1, and the right-hand member of said positioner main body 1 is provided with a safety valve putting hole 2.
Referring to Fig. 1, said positioner main body 1 right-hand member top is provided with battery cover 3, and the center of said battery cover 3 is provided with a safety valve welding hole 4, said safety valve welding hole 4 be positioned at said safety valve putting hole 2 corresponding positions on.
In the utility model, be placed with safety valve to be welded 5 in said safety valve putting hole 2 and the safety valve welding hole 4.The utility model is when being in installment state; Said battery cover 3 is fitted and is arranged on said positioner main body 1 right-hand member top; Said safety valve welding hole 4 be positioned at said safety valve putting hole 2 directly over; The shape of said safety valve welding hole 4 and safety valve putting hole 2, size and the shape of said safety valve 5 to be welded, big or small corresponding coupling, said safety valve 5 tops and said safety valve welding hole 4 tops are positioned on the same plane.
Therefore; For the utility model; Can safety valve welding hole on the battery cover 14 and safety valve 5 be welded together through the laser weld mode, said battery cover 3 with pad between the safety valve 5 is: the slit that cooperates on said safety valve 5 and the battery cover 3 between the safety valve welding hole 7 is located.In the actual welding process, said safety valve 5 adopts the technology of bottom parallel end faces weldering and the safety valve welding hole 4 on the battery cover 3 to weld together.
Referring to Fig. 1; The edge, right part of said positioner main body 1 is provided with a long positioning baffle 6; The right-hand member rear side of said positioner main body 1 is provided with a short positioning baffle 7; The rear end of said long positioning baffle 6 is connected with the right-hand member of short positioning baffle 7, and is as shown in Figure 1, and said long positioning baffle 6 vertically is connected with short positioning baffle 7 each other.
For the utility model; When said battery cover 3 is arranged on said positioner main body 1 right-hand member top in applying; Said long positioning baffle 6 cooperatively interacts with the outward flange of short positioning baffle 7 with said battery cover 3; Can realize the location to said battery cover 3 right sides and rear direction, it is mobile to prevent that battery cover 3 from sending.
For the utility model, concrete welding realizes, at first battery cover 3 is arranged on positioner main body 1 top, is positioned by said long positioning baffle 6 and 7 pairs of battery covers 3 of short positioning baffle, realizes that the location of battery cover 3 before laser weld cooperates; After working good in the location; Laser welded seal is carried out in the slit that cooperates between the safety valve welding hole 4 on said safety valve 5 and the battery cover 3; Because said safety valve 5 tops and battery cover 3 the above safety valve welding hole 4 top are positioned on the same plane; Thereby make on safety valve 5 and the battery cover 3 that the track fusing point in welding slit all is on the plane between the safety valve welding hole 4, therefore, the utility model can be realized accurate erection welding track location; Prevent that in the safety valve welding process, owing to the location is inaccurate welding taking place misplaces, welds problems such as not firm; Guarantee the quality of safety valve welding, on the basis that guarantees cell safety, improved the operability and the performance of battery simultaneously.
Need to prove; Traditional welding manner can not be fixed battery cover; And owing to receive the too high influence of welding temperature; The problem of thermal deformation took place in conventional steel battery cover easily, make in follow-up battery assembling process, occur fitting tight property not can, cause the problem of battery performance variation.And the novel battery safety valve apparatus for welding and positioning that adopts the utility model to provide; Because can battery cover 3 is whole fixing at grade with safety valve 5 top plan; Prevented to weld the overheated thermal deformation problem that metal shell is caused effectively; Also simplify assembly technology simultaneously, improved the production efficiency and the product percent of pass of battery.
For the utility model, on concrete the realization, said positioner main body 1 adopts the polyvinylchloride material to process, and said safety valve 5 is with battery cover 3 and adopts stainless steel material to process.
In sum, compared with prior art, a kind of novel battery safety valve apparatus for welding and positioning that the utility model provides; It can effectively position the welding between battery safety valve and the battery cover, thereby improves the efficient of great-capacity power battery safety valve welding assembling greatly, guarantees the welded seal property of high capacity lithium ion battery; Keep the interior pressure of battery, guarantee the lithium ion battery safe handling, and prolong the service life of battery greatly; Help simplifying the welding procedure 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, helped using aborning widely, be of great practical significance.
The above only is the preferred implementation of the utility model; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and retouching, these improvement and retouching also should be regarded as the protection domain of the utility model.
Claims (3)
1. a novel battery safety valve apparatus for welding and positioning is characterized in that, includes positioner main body (1), and the right-hand member of said positioner main body (1) is provided with a safety valve putting hole (2);
Said positioner main body (1) right-hand member top is provided with battery cover (3); The center of said battery cover (3) is provided with a safety valve welding hole (4), said safety valve welding hole (4) be positioned at the corresponding position of said safety valve putting hole (2) on;
Be placed with safety valve to be welded (5) in said safety valve putting hole (2) and the safety valve welding hole (4), said safety valve (5) top and said safety valve welding hole (4) top are positioned on the same plane.
2. device as claimed in claim 1; It is characterized in that; The edge, right part of said positioner main body (1) is provided with a long positioning baffle (6); The right-hand member rear side of said positioner main body (1) is provided with a short positioning baffle (7), and the rear end of said long positioning baffle (6) is connected with the right-hand member of short positioning baffle (7).
3. device as claimed in claim 2 is characterized in that, said long positioning baffle (6) vertically is connected with short positioning baffle (7) each other.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201120305270 CN202199982U (en) | 2011-08-22 | 2011-08-22 | Novel battery safety valve welding and locating device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201120305270 CN202199982U (en) | 2011-08-22 | 2011-08-22 | Novel battery safety valve welding and locating device |
Publications (1)
Publication Number | Publication Date |
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CN202199982U true CN202199982U (en) | 2012-04-25 |
Family
ID=45964120
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 201120305270 Expired - Lifetime CN202199982U (en) | 2011-08-22 | 2011-08-22 | Novel battery safety valve welding and locating device |
Country Status (1)
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CN (1) | CN202199982U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109483122A (en) * | 2017-09-13 | 2019-03-19 | 河北银隆新能源有限公司 | The stationary fixture of rectangular cell safety valve |
-
2011
- 2011-08-22 CN CN 201120305270 patent/CN202199982U/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109483122A (en) * | 2017-09-13 | 2019-03-19 | 河北银隆新能源有限公司 | The stationary fixture of rectangular cell safety valve |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20120425 |
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CX01 | Expiry of patent term |