CN208423038U - A kind of explosion-proof grease proofing power battery safety valve - Google Patents
A kind of explosion-proof grease proofing power battery safety valve Download PDFInfo
- Publication number
- CN208423038U CN208423038U CN201820905906.1U CN201820905906U CN208423038U CN 208423038 U CN208423038 U CN 208423038U CN 201820905906 U CN201820905906 U CN 201820905906U CN 208423038 U CN208423038 U CN 208423038U
- Authority
- CN
- China
- Prior art keywords
- litter
- fixing structure
- film fixing
- shell
- power 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
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
Landscapes
- Gas Exhaust Devices For Batteries (AREA)
Abstract
The utility model discloses a kind of explosion-proof grease proofing power battery safety valves, including litter, pedestal, shell and powder of stainless steel filter disc, the riveting type film fixing structure is internally provided with compound film material, the compound film material is internally provided with mounting hole, the litter is provided with screw thread close to riveting type film fixing structure side, the mounting hole matches with thread size, the litter is flexibly connected with riveting type film fixing structure by screw thread and mounting hole, buckle is provided on the outside of the riveting type film fixing structure, the housing bottom is provided with card slot, the riveting type film fixing structure and shell intersection are provided with sealing rubber ring, the powder of stainless steel filter disc is crimped on chassis interior far from litter side, spring is provided on the outside of the litter, the size of elastic force can be adjusted by spring, product can effectively be adjusted Explosion vent pressure, ensure that the balance of the pressure of power battery interior, it is ensured that power battery using safe.
Description
Technical field
The utility model belongs to power battery technology field, more particularly to a kind of explosion-proof grease proofing power battery safety valve.
Background technique
Traditional power battery includes the shell of a metal material, is provided with battery core in shell, sets at the top of shell
It is equipped with the top cover with shell itself insulation, the anode of power battery is drawn by top cover, and enclosure body can be considered power TV
Cathode.Power battery is especially in charging process when in use, due to internal chemical reaction, can generate a certain amount of gas,
Therefore the pressure rise that can make inside battery, will lead to shell itself and expands deformation, can use power battery when serious
Safety impacts.
Summary of the invention
The technical problems to be solved in the utility model and the technical assignment of proposition be existing technical solution is carried out it is perfect
With improvement, a kind of explosion-proof grease proofing power battery safety valve passes through breathing, explosion, twin-channel setting, spring piston type explosion knot
Structure, spring force can control burst pressure, the grease proofing composite membrane wealth in riveting type film fixing structure, waterproof and breathable, litter
Respiratory cavity embeds check valve, while waterproof and oilproof, ensure that the balance of the pressure of power battery interior, it is ensured that power electric
Pond using safe.
A kind of explosion-proof grease proofing power battery safety valve, including litter, pedestal, shell and powder of stainless steel filter disc, the cunning
Pole one end is provided with pedestal, and the litter is fixedly connected with pedestal, and the litter is provided with riveting type diaphragm far from pedestal one end
Fixed structure, the riveting type film fixing structure are internally provided with compound film material, and the compound film material is internally provided with installation
Hole, the litter are provided with screw thread close to riveting type film fixing structure side, and the mounting hole matches with thread size, institute
It states litter and is flexibly connected with riveting type film fixing structure by screw thread and mounting hole, on the outside of the riveting type film fixing structure
It is provided with buckle, the housing bottom is provided with card slot, and the buckle matches with card slot size, and the riveting type diaphragm is fixed
Structure and shell intersection are provided with sealing rubber ring, and the powder of stainless steel filter disc is crimped on chassis interior far from litter one
Side, the litter outside are provided with spring, the size of elastic force can be adjusted by spring, can effectively adjust the explosion of product
Vent pressure.
It is further: to be hollow structure inside the litter, the hull outside is provided with threaded rod, and the threaded rod is logical
The pre-installation screw thread for crossing battery pack is installed to Battery case, and the hollow structure inside litter can make air-flow normal through shell
The threaded rod in outside can carry out the maintenance and replacement of safety valve in order to the later period.
Further: the litter is internally provided with rubber piston, and the piston, which is provided with arrow close to shell side, to be determined
Bit architecture, the piston are provided with support base far from shell side, and the effect of piston is, when oil shock power is lesser
Wait, air-flow can normal skirted piston, product breathed；When oil shock power is larger, oil pressure pushes piston, and litter is hollow
Chamber is shut, and is effectively obstructed oil liquid and is immersed cavity, destroys internal structure.
Further: the compound film material of the riveting type film fixing structure is waterproof ventilative layer, anti-oil reservoir and non-woven fabrics
The composite construction of the multi-layer compound structure of composition, multilayer ensure that the waterproof oil-proof result of safety valve.
The utility model has the advantages that spring piston type blasting arrangement, spring force can be controlled by breathing, explosion, twin-channel setting
Burst pressure processed, the grease proofing composite membrane wealth in riveting type film fixing structure, waterproof and breathable, litter respiratory cavity embed check valve,
While waterproof and oilproof, ensure that the balance of the pressure of power battery interior, it is ensured that power battery using safe.
Detailed description of the invention
Following drawings are only intended to schematically illustrate and explain the present invention, does not limit the model of the utility model
It encloses.Wherein:
Fig. 1 the utility model overall structure diagram
Fig. 2 litter, pedestal and riveting type film fixing structure connection relationship diagram
Fig. 3 shell and riveting type film fixing structure schematic diagram
Fig. 4 shell and litter mounting structure schematic diagram
In figure: 1- shell, 2- litter, 3- pedestal, 4- riveting type film fixing structure, 5- card slot, 6- spring, 7- buckle,
8- compound film material, 9- mounting hole, 10- sealing rubber ring, 11- threaded rod, 12- powder of stainless steel filter disc.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is further described.In the following detailed description, only pass through
Bright mode describes certain exemplary embodiments of the utility model.Undoubtedly, those skilled in the art can be with
It recognizes, it, can be with a variety of different modes to described without departing from the spirit and scope of the utility model
Embodiment is modified.Therefore, attached drawing and description are regarded as illustrative in nature, rather than the protection for limiting claim
Range.
Embodiment:
A kind of explosion-proof grease proofing power battery safety valve, including litter 2, pedestal 3, shell 1 and powder of stainless steel filter disc 12, institute
It states 2 one end of litter and is provided with pedestal 3, the litter 2 is fixedly connected with pedestal 3, and the litter 2 is provided with far from 3 one end of pedestal
Riveting type film fixing structure 4, the riveting type film fixing structure 4 are internally provided with compound film material 8, the compound film material 8
It is internally provided with mounting hole 9, the litter 2 is provided with screw thread, the mounting hole 9 close to 4 side of riveting type film fixing structure
Match with thread size, the litter 2 is flexibly connected with riveting type film fixing structure 4 by screw thread and mounting hole 9, described
Buckle 7 is provided on the outside of riveting type film fixing structure 4,1 bottom of shell is provided with card slot 5, the buckle 7 and card slot 5
Size matches, and the riveting type film fixing structure 4 is provided with sealing rubber ring 10, the stainless steel with 1 intersection of shell
Powder filter disc 12 is crimped on separate 2 side of litter in 3 inside of pedestal, is provided with spring 6 on the outside of the litter 2.
Prioritization scheme as the utility model: it is hollow structure inside the litter 2, is provided with outside the shell 1
Threaded rod 11, the threaded rod 11 are installed by the pre-installation screw thread of battery pack to Battery case, and the litter 2 is internally provided with
Rubber piston, the piston are provided with arrow location structure close to 1 side of shell, and the piston is provided with far from 1 side of shell
Support base, the compound film material of the riveting type film fixing structure 4 are the more of waterproof ventilative layer, anti-oil reservoir and non-woven fabrics composition
Layer composite construction.
As shown in Figs 1-4, safety valve is mounted on power battery, when in use, if internal pressure is normal, air-flow is just
Can be normally around the rubber piston in litter, when battery overheats or other reasons cause pressure excessive, pressure will be pushed away
Piston, the air in litter will be shut, avoid oil enter cavity destroy inside structure, pass through breathing, explosion, bilateral
The setting in road, spring piston type blasting arrangement, spring force can control burst pressure, anti-in riveting type film fixing structure
Oily composite membrane wealth, waterproof and breathable, litter respiratory cavity, which embeds check valve, ensure that power battery interior while waterproof and oilproof
Pressure balance, it is ensured that power battery using safe.
The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model
It encloses.Any those skilled in the art, made equivalent change under the premise of not departing from the conceptions and principles of the utility model
Change and modify, should belong to the range of the utility model protection.
Claims (4)
1. a kind of explosion-proof grease proofing power battery safety valve, including litter (2), pedestal (3), shell (1) and powder of stainless steel filter disc
(12), it is characterised in that: described litter (2) one end is provided with pedestal (3), and the litter (2) is fixedly connected with pedestal (3), institute
It states litter (2) to be provided with riveting type film fixing structure (4) far from pedestal (3) one end, the riveting type film fixing structure (4)
It is internally provided with compound film material (8), the compound film material (8) is internally provided with mounting hole (9), and the litter (2) is close to riveting
Formula film fixing structure (4) side is provided with screw thread, and the mounting hole (9) matches with thread size, the litter (2) and riveting
Pressure type film fixing structure (4) is flexibly connected by screw thread and mounting hole (9), on the outside of the riveting type film fixing structure (4)
It is provided with buckle (7), shell (1) bottom is provided with card slot (5), and the buckle (7) matches with card slot (5) size, institute
It states riveting type film fixing structure (4) and shell (1) intersection is provided with sealing rubber ring (10), the powder of stainless steel filter disc
(12) it is internal far from litter (2) side to be crimped on pedestal (3), litter (2) outside is provided with spring (6).
2. the explosion-proof grease proofing power battery safety valve of one kind according to claim 1, it is characterised in that: in the litter (2)
Portion is hollow structure, is provided with threaded rod (11) outside the shell (1), the pre-installation that the threaded rod (11) passes through battery pack
Screw thread is installed to Battery case.
3. the explosion-proof grease proofing power battery safety valve of one kind according to claim 1, it is characterised in that: in the litter (2)
Portion is provided with rubber piston, and the piston is provided with arrow location structure close to shell (1) side, and the piston is far from shell
(1) side is provided with support base.
4. the explosion-proof grease proofing power battery safety valve of one kind according to claim 1, it is characterised in that: the riveting type diaphragm
The compound film material of fixed structure (4) is the multi-layer compound structure of waterproof ventilative layer, anti-oil reservoir and non-woven fabrics composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820905906.1U CN208423038U (en) | 2018-06-12 | 2018-06-12 | A kind of explosion-proof grease proofing power battery safety valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820905906.1U CN208423038U (en) | 2018-06-12 | 2018-06-12 | A kind of explosion-proof grease proofing power battery safety valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208423038U true CN208423038U (en) | 2019-01-22 |
Family
ID=65110428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820905906.1U Expired - Fee Related CN208423038U (en) | 2018-06-12 | 2018-06-12 | A kind of explosion-proof grease proofing power battery safety valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208423038U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711601A (en) * | 2018-06-12 | 2018-10-26 | 南京骏睿新能源汽车科技有限公司 | A kind of explosion-proof grease proofing power battery safety valve |
| CN108711601B (en) * | 2018-06-12 | 2024-05-10 | 惠州市龙源科技有限公司 | Explosion-proof grease proofing power battery relief valve |
-
2018
- 2018-06-12 CN CN201820905906.1U patent/CN208423038U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108711601A (en) * | 2018-06-12 | 2018-10-26 | 南京骏睿新能源汽车科技有限公司 | A kind of explosion-proof grease proofing power battery safety valve |
| CN108711601B (en) * | 2018-06-12 | 2024-05-10 | 惠州市龙源科技有限公司 | Explosion-proof grease proofing power battery relief valve |
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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: 20190122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |