CN206727109U - The integrated explosion-proof and cap structure of a kind of dynamic lithium battery - Google Patents
The integrated explosion-proof and cap structure of a kind of dynamic lithium battery Download PDFInfo
- Publication number
- CN206727109U CN206727109U CN201720588513.8U CN201720588513U CN206727109U CN 206727109 U CN206727109 U CN 206727109U CN 201720588513 U CN201720588513 U CN 201720588513U CN 206727109 U CN206727109 U CN 206727109U
- Authority
- CN
- China
- Prior art keywords
- explosion
- proof
- sealing
- fixed
- lithium battery
- 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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Classifications
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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
Abstract
The utility model discloses a kind of integrated explosion-proof of dynamic lithium battery and cap structure, including coping plate and explosion-protection equipment, two electrode holes and an explosionproof hole one are provided with coping plate, explosion-protection equipment includes being arranged on the mounting seat at the top of coping plate and directly over explosionproof hole one, a steel pipe is fixed with the top of mounting seat, connection explosionproof hole one and the explosionproof hole two of steel pipe inner chamber are provided with mounting seat, the inwall of steel pipe is fixed with a circular seat, the explosion-proof passage that section is inverted trapezoidal is provided with circular seat, a sealing device is movably set with explosion-proof passage, inwall of the steel pipe close to top is fixed with least one seat board, seat board is connected with sealing device by resilient guiding device.Its advantage is：It is practical.
Description
Technical field
It the utility model is related to the integrated explosion-proof and cap structure of a kind of dynamic lithium battery.
Background technology
Chinese patent 201420808266.4 once disclosed a kind of anti-explosion cover plate for lithium battery, including coping plate, coping plate
On be provided with explosion-proof valve, the explosion-proof valve includes valve cylinder that is vertical with coping plate and being connected as a single entity, on the coping plate of valve cylinder bottom
Explosionproof hole is provided with, the diameter of explosionproof hole is less than the diameter of valve cylinder, and valve cylinder inner bottom part is provided with rupture pressure disc of the closure on explosionproof hole,
It is provided with sealing ring between rupture pressure disc and explosionproof hole edge, the valve cylinder internal thread above rupture pressure disc is connected with hollow closure pipe
Cap, the plugging pipe cap top center are provided with the relief hole of Y shape.The beneficial effects of the utility model are：The knot of the utility model
Structure simple and compact, convenient manufacture and installation, cost is low, and explosion-proof pressure is easily controllable, can significantly improve the security performance of battery.But
It is the not reproducible use of explosion-proof valve in the utility model, poor practicability.
Utility model content
Problem to be solved in the utility model is to provide integrated explosion-proof and the top of a kind of practical dynamic lithium battery
Lid structure.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model is：A kind of one of dynamic lithium battery
Chemoprevention is quick-fried and cap structure, including coping plate and explosion-protection equipment, and two electrode holes and an explosionproof hole one are provided with the coping plate,
Characterized in that, the explosion-protection equipment includes being arranged on the installation at the top of the coping plate and directly over the explosionproof hole one
, a steel pipe is fixed with the top of the mounting seat, the connection explosionproof hole one and the steel pipe are provided with the mounting seat
The explosionproof hole two of inner chamber, the inwall of the steel pipe are fixed with a circular seat, and section is provided with the circular seat as inverted trapezoidal
Explosion-proof passage, a sealing device is movably set with the explosion-proof passage, inwall of the steel pipe close to top is fixed with least
One seat board, the seat board are connected with the sealing device by resilient guiding device, and the resilient guiding device includes fixing
Lower sealing block at the top of the sealing device, the vertical cylinder being fixed at the top of the lower sealing block, it is fixed on the vertical cylinder
The upper sealing block at top, the piston plate that the vertical interior slip of cylinder is provided with and the vertical tube inner chamber is adapted, the piston
Plate is connected with the lower sealing block by an at least lower spring, is fixed with the top of the piston plate through the upper sealing block
And the pillar being connected with the seat board, bullet is arranged between the piston plate and the upper sealing block on the pillar
Spring.
Preferably, the integrated explosion-proof and cap structure of above-mentioned dynamic lithium battery, wherein the piston plate, vertical cylinder
High pressure nitrogen is filled with the cavity that lower part and lower sealing block are formed.
Preferably, the integrated explosion-proof and cap structure of above-mentioned dynamic lithium battery, wherein the sealing device is included admittedly
The sealing drum of the lower sealing block bottom is scheduled on, the sealing drum outer wall is set in and is contacted with the explosion-proof vias inner walls close
Blocking.
Preferably, the integrated explosion-proof and cap structure of above-mentioned dynamic lithium battery, wherein the sealing-plug has been embedded in
One connection grid annular in shape, two surfaces of the connection grid are provided with multiple connections being embedded into the sealing-plug
Arc block.
Preferably, the integrated explosion-proof and cap structure of above-mentioned dynamic lithium battery, wherein the mounting seat and the top
Sealing gasket is provided between cover plate.
It is of the present utility model to have the technical effect that：When inner pressure of battery is excessive by force, gas can promote sealing device
Move up, then discharged in gap of the gas between sealing device and explosion-proof passage so as to serve the effect of pressure release；When
When inner pressure of battery recovers normal by force, sealing device returns to original position in the presence of resilient guiding device, therefore in the utility model
Explosion-protection equipment may be reused so that the utility model is more practical；Piston plate is connected with lower sealing block by lower spring
Connect, be arranged with spring on pillar between piston plate and upper sealing block, so design causes the elasticity of resilient guiding device
Performance is improved.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the longitudinal sectional view of explosion-protection equipment in Fig. 1；
Fig. 3 is the structural representation of resilient guiding device in Fig. 2；
Fig. 4 is the longitudinal sectional view of sealing device in Fig. 2；
Fig. 5 is the transverse sectional view of sealing device in Fig. 2.
Embodiment
Below in conjunction with accompanying drawing, specific embodiment of the present utility model is further described, so that the utility model
Technical scheme be more readily understood and grasp.
As shown in Fig. 1,2,3,4,5, the integrated explosion-proof and cap structure of a kind of dynamic lithium battery, including the He of coping plate 1
Explosion-protection equipment 2, two electrode holes 12 and an explosionproof hole 1 are provided with coping plate 1, and explosion-protection equipment 2 includes being arranged on by screw
The top of coping plate 1 and the mounting seat 21 directly over explosionproof hole 1, sealing gasket is provided between mounting seat 21 and coping plate 1
10, so design improves sealing property of the present utility model.
The top of mounting seat 21 is welded with a steel pipe 22, is provided with mounting seat 21 in connection explosionproof hole 1 and steel pipe 22
The explosionproof hole 2 23 of chamber, the inwall of steel pipe 22 are fixed with a circular seat 24, and steel pipe 22 is integrally formed with circular seat 24.Circular seat 24
On be provided with the explosion-proof passage that section is inverted trapezoidal, be movably set with a sealing device 3 in explosion-proof passage, steel pipe 22 is close to top
Inwall be welded with two seat boards 25, seat board 25 is connected with sealing device 3 by resilient guiding device 4, and resilient guiding device 4 wraps
Include and be fixed by screws in the lower sealing block 41 at the top of sealing device 3, the vertical cylinder 42 for being welded on the lower top of sealing block 41, welding
Upper sealing block 43 at the vertical top of cylinder 42, vertical cylinder 42 is interior to slide the piston plate for being provided with and being adapted with the vertical inner chamber of cylinder 42
44, piston plate 44 is connected with lower sealing block 41 by two lower springs 45, and the top of piston plate 44 is welded with through upper sealing block
43 and the pillar 46 that is welded with seat board 25, spring 47 is arranged between piston plate 44 and upper sealing block 43 on pillar 46.
Elevated pressure nitrogen is filled with the cavity that the lower part and lower sealing block 41 of piston plate 44, vertical cylinder 42 in the utility model are formed
Gas, so design cause the elastic performance of resilient guiding device 4 to be further improved.
Sealing device 3 in the utility model includes being fixed on the sealing drum 31 of the lower bottom of sealing block 41, is set in sealing
31 outer walls of cylinder and the sealing-plug 32 contacted with explosion-proof vias inner walls, so design make it that the structure of sealing device 3 is firmer.
Sealing-plug 32 in the utility model is embedded in a connection grid 81 annular in shape, and so design causes sealing-plug
32 is more solid, and connection grid 81 includes the grid formed by polyurethane line as warp and weft braiding.Connect grid 81
Two surfaces be provided with multiple connection arc blocks 82 being embedded into sealing-plug 32, so design cause sealing-plug 32 with being connected
Grid 81 connects more closely, and connection arc block 82 is arranged on the intersection of warp and weft.
Certainly, it these are only preferred embodiment of the present utility model, it is non-therefore limit to patent of the present utility model
Scope, all with the utility model specification and schema content institute, simply modification and equivalent structure change for it, all should similarly wrap
It is contained within scope of patent protection of the present utility model.
Claims (5)
1. the integrated explosion-proof and cap structure of a kind of dynamic lithium battery, including coping plate and explosion-protection equipment, on the coping plate
It is provided with two electrode holes and an explosionproof hole one, it is characterised in that：The explosion-protection equipment includes being arranged at the top of the coping plate simultaneously
Mounting seat directly over the explosionproof hole one, a steel pipe is fixed with the top of the mounting seat, is set in the mounting seat
Have and connect the explosionproof hole one and the explosionproof hole two of the steel pipe inner chamber, the inwall of the steel pipe is fixed with a circular seat, described
The explosion-proof passage that section is inverted trapezoidal is provided with circular seat, a sealing device is movably set with the explosion-proof passage, it is described
Inwall of the steel pipe close to top is fixed with least one seat board, and the seat board is connected with the sealing device by resilient guiding device
Connect, the resilient guiding device includes being fixed on lower sealing block at the top of the sealing device, is fixed on the lower sealing block top
The vertical cylinder in portion, the upper sealing block being fixed at the top of the vertical cylinder, interior slide of vertical cylinder are provided with and the vertical cylinder
The piston plate that inner chamber is adapted, the piston plate are connected with the lower sealing block by an at least lower spring, the piston plate
Top be fixed with through the upper sealing block and the pillar that is connected with the seat board, on the pillar positioned at the piston plate with
Spring is arranged between the upper sealing block.
2. the integrated explosion-proof and cap structure of dynamic lithium battery according to claim 1, it is characterised in that：The piston
High pressure nitrogen is filled with the cavity that plate, the lower part of vertical cylinder and lower sealing block are formed.
3. the integrated explosion-proof and cap structure of dynamic lithium battery according to claim 1, it is characterised in that：The sealing
Device include be fixed on the lower sealing block bottom sealing drum, be set in it is described sealing drum outer wall and with the explosion-proof passage
The sealing-plug of wall contact.
4. the integrated explosion-proof and cap structure of dynamic lithium battery according to claim 3, it is characterised in that：The sealing
Plug is embedded in a connection grid annular in shape, and two surfaces of the connection grid, which are provided with, multiple is embedded into the sealing
Connection arc block in plug.
5. the integrated explosion-proof and cap structure of dynamic lithium battery according to claim 1, it is characterised in that：The installation
Sealing gasket is provided between seat and the coping plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588513.8U CN206727109U (en) | 2017-05-25 | 2017-05-25 | The integrated explosion-proof and cap structure of a kind of dynamic lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720588513.8U CN206727109U (en) | 2017-05-25 | 2017-05-25 | The integrated explosion-proof and cap structure of a kind of dynamic lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206727109U true CN206727109U (en) | 2017-12-08 |
Family
ID=60511501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720588513.8U Expired - Fee Related CN206727109U (en) | 2017-05-25 | 2017-05-25 | The integrated explosion-proof and cap structure of a kind of dynamic lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206727109U (en) |
-
2017
- 2017-05-25 CN CN201720588513.8U patent/CN206727109U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171208 Termination date: 20180525 |