CN206546837U - A kind of cylindrical battery cap binding structure - Google Patents
A kind of cylindrical battery cap binding structure Download PDFInfo
- Publication number
- CN206546837U CN206546837U CN201720288994.0U CN201720288994U CN206546837U CN 206546837 U CN206546837 U CN 206546837U CN 201720288994 U CN201720288994 U CN 201720288994U CN 206546837 U CN206546837 U CN 206546837U
- Authority
- CN
- China
- Prior art keywords
- battery cap
- safety valve
- burst disk
- battery
- fire
- 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
Links
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
Abstract
The utility model discloses a kind of cylindrical battery cap binding structure, including battery cap, spring leaf, burst disk, safety valve, safety diaphragm, absorption circle, fire-protection ring, welded with spring leaf left and right ends the battery cap bottom surface, and spring leaf bottom surface is connected with burst disk, safety valve is installed below the burst disk, and the bottom of safety valve is provided with safety diaphragm, it is carved with cut in the safety diaphragm surface, the safety valve is sleeved in absorption circle, compared with prior art, the beneficial effects of the utility model are new a kind of cylindrical battery cap binding structures, it is reasonable in design, it is simple in construction, by can effectively prevent flame from causing to damage to battery in battery cap outside weldings fire-protection ring, and battery cap is built-in with absorption circle and spring leaf, high temperature material that most of battery sputters can be stopped in battery explosion and the shockproof properties of battery cap are improved.
Description
Technical field
The utility model is related to a kind of safety valve, more particularly to a kind of cylindrical battery cap binding structure.
Background technology
Battery, which refers to, to be filled electrolyte solution and metal electrode to produce cup, groove or other containers or clad vessel of electric current
Segment space, can change into chemical energy in the device of electric energy.Point with positive pole, negative pole.With the development of science and technology battery refers to
The midget plant of electric energy can be produced.
Existing cylindrical battery it is long when in use it is later can be because the gas that chemical reaction is produced produces inside battery
High pressure-temperature, makes battery explosion, and the high temperature material spilt can cause damage to human body, and battery cap is after concussion
Situation about fall off, the gap that the top cover of battery cap and burst disk junction occur by processing problems, works as outside batteries
When running into flame, flare easily damages inside battery by gap.
Utility model content
The purpose of this utility model is to provide a kind of cylindrical battery cap binding structure, to solve in above-mentioned background technology
The problem of proposition.
The purpose of this utility model is achieved by following technical proposals：A kind of cylindrical battery cap binding structure,
Including battery cap, spring leaf, burst disk, safety valve, safety diaphragm, absorption circle, fire-protection ring, the battery cap bottom surface and spring
Piece left and right ends are welded, and spring leaf bottom surface is connected with burst disk, and the burst disk lower section is provided with safety valve, and safety valve
Bottom is provided with safety diaphragm, and cut is carved with the safety diaphragm surface, and the safety valve is sleeved in absorption circle, and the safety valve is with inhaling
Sealing ring is provided between attached circle, the battery cap edge at the top of fire-protection ring with welding, the fire-protection ring bottom and burst disk
Welding.
Further, the absorption circle is sequentially provided with intercept layer and adsorption layer from top to bottom, and the intercept layer is specially iron
Silk screen, and wire netting mesh is less than 1 millimeter, the adsorption layer is made up of asbestos cloth.
Further, described fire-protection ring and battery cap and the welding manner of burst disk are ultra-sonic welded or Laser Welding
Connect.
Further, described fire-protection ring is made up of aluminum oxide or magnesia.
Compared with prior art, the beneficial effects of the utility model are new a kind of cylindrical battery cap binding structures,
It is reasonable in design, it is simple in construction, by can effectively prevent flame from causing to damage to battery in battery cap outside weldings fire-protection ring
It is bad, and battery cap is built-in with absorption circle and spring leaf, can stop what most of battery was sputtered in battery explosion
High temperature material and the shockproof properties for improving battery cap.
Brief description of the drawings
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the utility model top view；
In figure：1st, battery cap, 2, spring leaf, 3, burst disk, 4, safety valve, 5, safety diaphragm, 6, absorption circle, 7, fire prevention
Circle.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, 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, belongs to the scope of the utility model protection.
As shown in Fig. 1-2, the utility model discloses a kind of cylindrical battery cap binding structure, including battery cap 1,
Spring leaf 2, burst disk 3, safety valve 4, safety diaphragm 5, absorption circle 6, fire-protection ring 7, the bottom surface of battery cap 1 are left with spring leaf 2
Right two ends are welded, and the bottom surface of spring leaf 2 is connected with burst disk 3, and the lower section of burst disk 3 is provided with safety valve 4, and safety valve 4
Bottom be provided with safety diaphragm 5, the surface of safety diaphragm 5 is carved with cut, can broken through when inside battery air pressure is too high on safety diaphragm
Cut be outwards vented, the safety valve 4 is sleeved in absorption circle 6, between the safety valve 4 and absorption circle 6 be provided with sealing ring,
Increase the air-tightness of inside battery, prevent electric intracisternal material leakage pollution, the edge of battery cap 1 and the top of fire-protection ring 7
Welding, the bottom of fire-protection ring 7 is welded with burst disk 3, goes out to protect by burst disk and the connection of top cover 1 by fire-protection ring 7,
Battery cap, which can not only be reinforced, can also prevent outside on fire, and flame enters in battery, damage battery, and the absorption circle 6 is from upper
Intercept layer and adsorption layer are sequentially provided with, the intercept layer is specially wire netting, and wire netting mesh is less than 1 millimeter, described
Adsorption layer is made up of asbestos cloth, when battery explosion, and the high temperature material of sputtering is first adsorbed layer absorption, then is hindered by wire netting
Block, can effectively prevent the material that battery explosion is sputtered from causing damage, described fire-protection ring 7 and battery cap 1 to human body
Welding manner with burst disk 3 is ultra-sonic welded or laser welding, and described fire-protection ring 7 is made up of aluminum oxide or magnesia.
The beneficial effects of the utility model are new a kind of cylindrical battery cap binding structures, reasonable in design, structure letter
It is single, by can effectively prevent flame from causing to damage to battery in battery cap outside weldings fire-protection ring, and in battery cap
Absorption circle and spring leaf are equipped with, high temperature material that most of battery sputters can be stopped in battery explosion and is improved
The shockproof properties of battery cap.
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, 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 for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (4)
1. a kind of cylindrical battery cap binding structure, it is characterised in that：Including battery cap（1）, spring leaf（2）, burst disk
（3）, safety valve（4）, safety diaphragm（5）, absorption circle（6）, fire-protection ring（7）, the battery cap（1）Bottom surface and spring leaf（2）It is left
Right two ends welding, and spring leaf（2）Bottom surface and burst disk（3）Connection, the burst disk（3）Lower section is provided with safety valve（4）, and
Safety valve（4）Bottom be provided with safety diaphragm（5）, the safety diaphragm（5）It is carved with cut, the safety valve in surface（4）It is sleeved on suction
Attached circle（6）It is interior, the safety valve（4）With absorption circle（6）Between be provided with sealing ring, the battery cap（1）Edge and fire prevention
Circle（7）Top is welded, the fire-protection ring（7）Bottom and burst disk（3）Welding.
2. a kind of cylindrical battery cap binding structure according to claim 1, it is characterised in that：The absorption circle（6）From
Top to bottm is sequentially provided with intercept layer and adsorption layer, and the intercept layer is specially wire netting, and wire netting mesh is less than 1 millimeter, institute
Adsorption layer is stated to be made up of asbestos cloth.
3. a kind of cylindrical battery cap binding structure according to claim 1, it is characterised in that：Described fire-protection ring（7）
With battery cap（1）And burst disk（3）Welding manner be ultra-sonic welded or laser welding.
4. a kind of cylindrical battery cap binding structure according to claim 1, it is characterised in that：Described fire-protection ring（7）
It is made up of aluminum oxide or magnesia.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720288994.0U CN206546837U (en) | 2017-03-23 | 2017-03-23 | A kind of cylindrical battery cap binding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720288994.0U CN206546837U (en) | 2017-03-23 | 2017-03-23 | A kind of cylindrical battery cap binding structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206546837U true CN206546837U (en) | 2017-10-10 |
Family
ID=59996279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720288994.0U Expired - Fee Related CN206546837U (en) | 2017-03-23 | 2017-03-23 | A kind of cylindrical battery cap binding structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206546837U (en) |
-
2017
- 2017-03-23 CN CN201720288994.0U patent/CN206546837U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171010 Termination date: 20200323 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |