CN207199722U - A kind of lithium ion battery explosion-proof valve with reinforcement - Google Patents
A kind of lithium ion battery explosion-proof valve with reinforcement Download PDFInfo
- Publication number
- CN207199722U CN207199722U CN201721087646.3U CN201721087646U CN207199722U CN 207199722 U CN207199722 U CN 207199722U CN 201721087646 U CN201721087646 U CN 201721087646U CN 207199722 U CN207199722 U CN 207199722U
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- CN
- China
- Prior art keywords
- reinforcement
- explosion
- proof
- proof valve
- bonnet
- 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.)
- Expired - Fee Related
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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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- Gas Exhaust Devices For Batteries (AREA)
Abstract
The utility model discloses a kind of lithium ion battery explosion-proof valve with reinforcement, including explosion-proof valve circle, explosion-proof bonnet and reinforcement, the reinforcement includes the first reinforcement and the second reinforcement, explosion-proof bonnet is fixedly connected with the inside of the explosion-proof valve circle, the explosion-proof valve, which covers, to be provided with and explosion-proof valve loop-shaped identical annular groove, the centre of the explosion-proof bonnet is provided with the first reinforcement and the second reinforcement, first reinforcement and the second reinforcement are fixedly connected with the top of explosion-proof bonnet, and the opening of the first reinforcement and the second reinforcement is towards opposite.This carries the lithium ion battery explosion-proof valve of reinforcement, first reinforcement and the second reinforcement are extrusion or drawing and forming from explosion-proof bonnet, it can prevent from deforming explosion-proof valve in transportation, rupture, the excessive caused tear of explosion-proof valve amplitude in breath test experiment can also be avoided, explosion-proof value decline is excessive, prevents explosion-proof valve deformation in production process, the risk of rupture, lift the service life of explosion-proof valve.
Description
Technical field
Lithium ion battery explosion-proof valve technology field is the utility model is related to, especially a kind of lithium-ion electric with reinforcement
Pond explosion-proof valve.
Background technology
Simplest lithium ion battery top cover includes:Coping plate, positive terminal, negative terminal, with modeling between negative terminal and coping plate
Material insulate, and has a burst disk (Vent) among coping plate, and burst disk is impressing very shallow together, and its inferior position is:
A transportations easily cause to damage to explosion-proof valve, deformation.
B easily ruptures explosion-proof valve in breath test.
Employee, which touches, in c production processes easily there is explosion-proof valve rupture, deformation.
Utility model content
The purpose of this utility model is to provide a kind of lithium ion battery explosion-proof valve with reinforcement, and possessing to prevent
Explosion-proof valve failure by rupture improves the advantages of service life, to solve the problems, such as in above-mentioned background technology.
To achieve the above object, the utility model provides following technical scheme:
A kind of lithium ion battery explosion-proof valve with reinforcement, including explosion-proof valve circle, explosion-proof bonnet and reinforcement, it is described to add
Strengthening tendons includes the first reinforcement and the second reinforcement, and explosion-proof bonnet is fixedly connected with the inside of the explosion-proof valve circle, described explosion-proof
Be provided with bonnet with explosion-proof valve loop-shaped identical annular groove, the centre of the explosion-proof bonnet be provided with the first reinforcement and
Second reinforcement, first reinforcement and the second reinforcement are fixedly connected with the top of explosion-proof bonnet, the first reinforcement and
The opening of second reinforcement is towards conversely.
As further program of the utility model:The explosion-proof valve circle is set in racetrack.
As further program of the utility model:First reinforcement and the second reinforcement semicircular in shape shape.
As further program of the utility model:The cross section of first reinforcement and the second reinforcement is in arch form
Structure, the width range on the top and bottom of the first reinforcement and the second reinforcement is 1-4 millimeters, is highly 2.0 millimeters.
As further program of the utility model:The spacing of first reinforcement and the second reinforcement is not less than 0.5
Millimeter.
Compared with prior art, the beneficial effects of the utility model are as follows:
This carries the lithium ion battery explosion-proof valve of reinforcement, and the first reinforcement and the second reinforcement are to be squeezed from explosion-proof bonnet
Go out or drawing and forming, can ensure the first reinforcement and the second reinforcement plus the size of the first reinforcement and the second reinforcement
Stability in use, the setting of the first reinforcement and the second reinforcement can prevent from deforming explosion-proof valve in transportation, rupture, also may be used
To avoid the excessive caused tear of explosion-proof valve amplitude during breath test is tested, explosion-proof value decline is excessive, prevents from preventing in production process
Quick-fried valve deforms, the risk of rupture, lifts the service life of explosion-proof valve.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model;
Fig. 2 is sectional view along AA of the present utility model;
Fig. 3 is BB of the present utility model to sectional view;
Fig. 4 is enlarged drawing at A-A of the present utility model;
Fig. 5 is enlarged drawing at B-B of the present utility model.
In figure:1 explosion-proof valve circle, 2 explosion-proof bonnets, 21 annular grooves, 3 first reinforcements, 4 second reinforcements.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1-5, in the utility model embodiment,
A kind of lithium ion battery explosion-proof valve with reinforcement, including explosion-proof valve circle 1, explosion-proof bonnet 2, the first reinforcement 3
With the second reinforcement 4, explosion-proof valve circle 1 is set in racetrack, and the inner side of explosion-proof valve circle 1 is fixedly connected with explosion-proof bonnet 2, explosion-proof valve
Be provided with lid 2 with the explosion-proof shape identical annular groove 21 of valve circle 1, relatively thin at annular groove 21, easily explosion, explosion-proof here
The centre of bonnet 2 is provided with the first reinforcement 3 and the second reinforcement 4, and two reinforcements make stability more preferable, and the of semicircular in shape
One reinforcement 3 and the second reinforcement 4 are fixedly connected with is in the top of explosion-proof bonnet 2, the first reinforcement 3 and the second reinforcement 4
The drawing and forming from explosion-proof bonnet 2, can also the extrusion molding from explosion-proof bonnet 2, the first reinforcement 3 of guarantee and the second reinforcement
4 with the connective stability of battery anti-explosion valve, the opening of the first reinforcement 3 and the second reinforcement 4 is towards on the contrary, the first reinforcement 3
Cross section with the second reinforcement 4 is in arch form structure, and the top minimum widith of the first reinforcement 3 and the second reinforcement 4 is 1 milli
Rice, bottom Breadth Maximum are 4 millimeters, are highly 2.0 millimeters, and the spacing of the first reinforcement 3 and the second reinforcement 4 is not less than 0.5
These sizes of millimeter, the first reinforcement 3 and the second reinforcement 4 can ensure the use of the first reinforcement 3 and the second reinforcement 4
Stability, when inside battery overcharges the pressure for producing calorie product explosion-proof valve, explosion-proof valve will be broken automatically at annular groove 21
To split to prevent battery explosion, the setting of the first reinforcement 3 and the second reinforcement 4 can prevent from deforming explosion-proof valve in transportation,
Rupture, the excessive caused tear of explosion-proof valve amplitude in breath test experiment can also be avoided, explosion-proof value decline is excessive, prevents from producing
During explosion-proof valve deform, the risk of rupture, lift the service life of explosion-proof valve.
In summary:This carries lithium ion battery explosion-proof valve of reinforcement, the first reinforcement 3 and the second reinforcement 4 be from
Extrusion or drawing and forming, can ensure the first reinforcement plus the size of the first reinforcement 3 and the second reinforcement 4 in explosion-proof bonnet 2
The stability in use of the reinforcement 4 of muscle 3 and second, the setting of the first reinforcement 3 and the second reinforcement 4 can prevent from making in transportation
Explosion-proof valve is deformed, rupture, and the excessive caused tear of explosion-proof valve amplitude, explosion-proof value in breath test experiment can also be avoided to decline
Greatly, explosion-proof valve deformation, the risk of rupture in production process are prevented, lifts the service life of explosion-proof valve.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (5)
1. a kind of lithium ion battery explosion-proof valve with reinforcement, including explosion-proof valve circle (1), explosion-proof bonnet (2) and reinforcement, its
It is characterised by:The reinforcement includes the first reinforcement (3) and the second reinforcement (4), and the inner side of the explosion-proof valve circle (1) is fixed
Be connected with explosion-proof bonnet (2), be provided with the explosion-proof bonnet (2) with explosion-proof valve circle (1) shape identical annular groove (21),
The centre of the explosion-proof bonnet (2) is provided with to be strengthened on symmetrical first reinforcement (3) of explosion-proof bonnet (2) center line and second
Muscle (4), first reinforcement (3) and the second reinforcement (4) are fixedly connected with to be strengthened at the top of explosion-proof bonnet (2), first
The opening of muscle (3) and the second reinforcement (4) is towards conversely.
A kind of 2. lithium ion battery explosion-proof valve with reinforcement according to claim 1, it is characterised in that:It is described explosion-proof
Valve circle (1) is set in racetrack.
A kind of 3. lithium ion battery explosion-proof valve with reinforcement according to claim 1, it is characterised in that:Described first
Reinforcement (3) and the second reinforcement (4) semicircular in shape shape.
A kind of 4. lithium ion battery explosion-proof valve with reinforcement according to claim 1, it is characterised in that:Described first
The cross section of reinforcement (3) and the second reinforcement (4) is in the top of arch form structure, the first reinforcement (3) and the second reinforcement (4)
The width range of end and bottom is 1-4 millimeters, is highly 2.0 millimeters.
A kind of 5. lithium ion battery explosion-proof valve with reinforcement according to claim 1, it is characterised in that:Described first
The spacing of reinforcement (3) and the second reinforcement (4) is not less than 0.5 millimeter.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721087646.3U CN207199722U (en) | 2017-08-28 | 2017-08-28 | A kind of lithium ion battery explosion-proof valve with reinforcement |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721087646.3U CN207199722U (en) | 2017-08-28 | 2017-08-28 | A kind of lithium ion battery explosion-proof valve with reinforcement |
Publications (1)
Publication Number | Publication Date |
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CN207199722U true CN207199722U (en) | 2018-04-06 |
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Family Applications (1)
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CN201721087646.3U Expired - Fee Related CN207199722U (en) | 2017-08-28 | 2017-08-28 | A kind of lithium ion battery explosion-proof valve with reinforcement |
Country Status (1)
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CN (1) | CN207199722U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107331821A (en) * | 2017-08-28 | 2017-11-07 | 苏州百思利新能源科技有限公司 | A kind of lithium ion battery explosion-proof valve with reinforcement |
CN108843468A (en) * | 2018-06-26 | 2018-11-20 | 邢箫 | A method of improving engine self-shield ability |
-
2017
- 2017-08-28 CN CN201721087646.3U patent/CN207199722U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107331821A (en) * | 2017-08-28 | 2017-11-07 | 苏州百思利新能源科技有限公司 | A kind of lithium ion battery explosion-proof valve with reinforcement |
CN108843468A (en) * | 2018-06-26 | 2018-11-20 | 邢箫 | A method of improving engine self-shield ability |
CN108843468B (en) * | 2018-06-26 | 2019-10-08 | 赵文龙 | A method of improving engine self-shield ability |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangxi Bestley New Energy Technology Co., Ltd. Assignor: Suzhou, Amperex Technology Limited Contract record no.: 2019440020018 Denomination of utility model: Lithium ion battery anti-explosion valve with reinforcing ribs Granted publication date: 20180406 License type: Common License Record date: 20190415 |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20200828 |