CN110379977A - With self-relieving power battery structure part - Google Patents
With self-relieving power battery structure part Download PDFInfo
- Publication number
- CN110379977A CN110379977A CN201910723614.5A CN201910723614A CN110379977A CN 110379977 A CN110379977 A CN 110379977A CN 201910723614 A CN201910723614 A CN 201910723614A CN 110379977 A CN110379977 A CN 110379977A
- Authority
- CN
- China
- Prior art keywords
- cock body
- air inlet
- self
- elastic component
- 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.)
- Pending
Links
- 238000005381 potential energy Methods 0.000 claims abstract description 9
- 230000008859 change Effects 0.000 claims abstract description 4
- 230000000694 effects Effects 0.000 claims description 12
- 238000003032 molecular docking Methods 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/317—Re-sealable arrangements
- H01M50/325—Re-sealable arrangements comprising deformable valve members, e.g. elastic or flexible valve members
- H01M50/333—Spring-loaded vent valves
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/394—Gas-pervious parts or elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/20—Pressure-sensitive devices
-
- 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
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a kind of self-relieving power battery structure parts of band, it includes battery cover board and automatic pressure relief valve, and battery cover board includes positive end and negative end, pressure relief opening are equipped between positive end and negative end, automatic pressure relief valve is mounted on pressure relief opening;Automatic pressure relief valve includes fixing sleeve, elastic component and movable cock body;Fixing sleeve has pressure-releasing chamber, and fixing sleeve includes exhaust outlet and air inlet, and pressure-releasing chamber is connected to exhaust outlet and air inlet;Movable cock body has chock plug, and chock plug is actively plugged in air inlet;Movable cock body is placed in pressure-releasing chamber, and elastic component is socketed in movable cock body;Mobile movable cock body drives elastic component to change the potential energy of elastic component, and movable cock body is converted by the potential energy for the elastic component being socketed with it, realizes that the connection status of chock plug and air inlet switches.It is simple with structure, cooperation is compact, easy to use, designs the advantages that reasonable;Therefore, it is a kind of technical product that superior function is all had with economy.
Description
[technical field]
The invention mainly relates to a kind of self-relieving power battery structure parts of band.
[background technique]
There is bulging in battery battery core, is that battery core is damaged or occurs an early warning of safety problem, makes in battery system
Used time needs enough attention, if safeguard measure is proper, can become the advantages of soft-package battery is used safely.In general, when battery core is long
Phase, which is repeatedly in, to be overcharged or slightly overcharges, and can be produced gas inside battery core and be built up so that battery core bulging, same discharge process, mistake
It puts and will cause cathode analysis copper, equally make to produce gas inside battery core.In addition long term high temperature can accelerate battery core internal chemical to react, for a long time
Also gas can be produced and the problems such as battery bulging occur;In order to more safely use power battery, we develop one kind can be certainly
The battery cover plate structure part of dynamic release gas.
[summary of the invention]
To solve the above problems, the invention proposes a kind of self-relieving power battery structure parts of band.
With self-relieving power battery structure part, the following technical solution is employed for this:
A kind of self-relieving power battery structure part of band, it includes battery cover board and automatic pressure relief valve, the battery cover board packet
Positive end and negative end are included, pressure relief opening is equipped between positive end and negative end, the automatic pressure relief valve is mounted on institute
State pressure relief opening;
The automatic pressure relief valve includes fixing sleeve, elastic component and movable cock body;The fixing sleeve has pressure-releasing chamber, and fixing sleeve includes
Exhaust outlet and air inlet, the pressure-releasing chamber are connected to exhaust outlet and air inlet;
The activity cock body has chock plug, and the chock plug is actively plugged in the air inlet;The activity cock body is placed in described
In pressure-releasing chamber, the elastic component is socketed in movable cock body;Mobile movable cock body drives elastic component to change the elastic component
Potential energy, movable cock body are converted by the potential energy for the elastic component being socketed with it, realize that the connection status of chock plug and air inlet is cut
It changes.
Preferably, the movable cock body is equipped with fixture block, and the fixture block is placed with sealing ring.
Preferably, the diameter of the fixture block is greater than air inlet.
Preferably, the fixing sleeve includes detachable body and nut cap, and the body and nut cap are respectively equipped with screw thread, is covered
Body and nut cap are screwed on by screw thread to constitute entirety.
Preferably, the exhaust outlet is set to the nut cap, and the air inlet is set to the body.
Preferably, the body is equipped with chimb.
Preferably, the negative end is equipped with the mouth that is screwed on.
Preferably, the battery cover board is equipped with docking section, and the docking section is respectively provided at battery cover board both ends.
The beneficial effects of the present invention over the background art are as follows:
The present invention provides a kind of self-relieving power battery structure parts of band, and when gas pressure is normal, spring pushes motion stops
Body makes chock plug stopper air inlet;When gas pressure is excessive.Gas pressure promotion activity cock body moves upwards, while making spring-compressed
Increase elastic potential energy, gas is entered after pressure-releasing chamber by air inlet to be discharged through exhaust outlet, so that gas pressure is restored normal, elastic component pushes away
Dynamic activity cock body resets;Make to have with self-relieving power battery structure part certainly using elastic component and movable cock body mutual cooperation
Dynamic decompression function.It has many advantages, such as that structure is simple, cooperation is compact, easy to use, design is reasonable;Therefore, it is a kind of technology
Property and economy all have the product of superior function.
[Detailed description of the invention]
Fig. 1 is in preferred embodiment provided by the present invention with self-relieving power battery structure part schematic diagram;
Fig. 2 is the automatic pressure relief valve decomposition diagram in preferred embodiment provided by the present invention;
Fig. 3 is the automatic pressure relief valve sectional view in preferred embodiment provided by the present invention;
Fig. 4 is the body schematic diagram in preferred embodiment provided by the present invention.
[specific embodiment]
The embodiment of the present invention is described below in detail, the embodiment described example is shown in the accompanying drawings, wherein identical from beginning to end
Or similar label indicates same or similar element or element with the same or similar functions.
In the present invention, except as otherwise clear stipulaties and restriction, should make if any term " assembling ", " connected ", " connection " term
Broad sense goes to understand, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It is also possible to mechanical connect
It connects;It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For ability
For the those of ordinary skill of domain, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Make this hair by being further described to a specific embodiment of the invention below with reference to the attached drawing of specification
Bright technical solution and its benefits are clearer.It describes embodiment below with reference to attached drawing to be exemplary, purport
It is explaining the present invention, and is being not considered as limiting the invention.
Preferred embodiment provided by the invention: as shown in Fig. 1 ~ Fig. 4, a kind of self-relieving power battery structure part of band,
It includes battery cover board 40 and automatic pressure relief valve 50, and the battery cover board 40 includes positive end 41 and negative end 42, described
Negative end 42 is equipped with the mouth 43 that is screwed on;Pressure relief opening 44, the automatic pressure relief valve are equipped between positive end 41 and negative end 42
50 are mounted on the pressure relief opening 44;The battery cover board 40 is equipped with docking section 45, and the docking section 45 is respectively provided at battery cover board
40 both ends, battery cover board are connected on battery using docking section.
Automatic pressure relief valve 50 includes fixing sleeve 10, elastic component 20 and movable cock body 30, and the fixing sleeve 10 includes detachable
Body 11 and nut cap 12, the body 11 and nut cap 12 be respectively equipped with screw thread, body 11 and nut cap 12 by screw thread be screwed on
It constitutes whole;The body 11 is equipped with chimb 13 so that automatic pressure relief valve is clamped on pressure relief opening, and elastic component 20 uses spring.
The fixing sleeve 10 has pressure-releasing chamber 14, and fixing sleeve 10 includes exhaust outlet 15 and air inlet 16, the pressure-releasing chamber 14
It is connected to exhaust outlet 15 and air inlet 16;The exhaust outlet 15 is set to the nut cap 12, and the air inlet 16 is set to the body
11.The activity cock body 30 is equipped with fixture block 31, and the fixture block 31 is placed with sealing ring 32;The diameter of the fixture block 31 is greater than air inlet
Mouth 16, so that movable cock body 30 is clamped in pressure-releasing chamber 14.
The activity cock body 30 has chock plug 33, and the chock plug 33 is actively plugged in the air inlet 16;The motion stops
Body 30 is placed in the pressure-releasing chamber 14, and the elastic component 20 is socketed in movable cock body 30;Mobile 30 band of movable cock body is moved
Property part 20 to change the potential energy of the elastic component, movable cock body 30 is converted by the potential energy for the elastic component 20 being socketed with it,
Realize that the connection status of chock plug 33 and air inlet 16 switches.When gas pressure is normal, spring promotion activity cock body stoppers chock plug
Air inlet;When gas pressure is excessive.Gas pressure promotion activity cock body moves upwards, while spring-compressed being made to increase elastic potential
Can, gas is entered after pressure-releasing chamber by air inlet to be discharged through exhaust outlet, so that gas pressure is restored normal, resilient element urges activity cock body
It resets.
In the description of specification, reference term " one embodiment ", " preferably ", " example ", " specific example " or " one
The description of a little examples " etc. means particular features, structures, materials, or characteristics described in conjunction with this embodiment or example, is contained in
In at least one embodiment of the present invention or example, the schematic representation of above-mentioned term is not necessarily referred in the present specification
It is identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can at any one or
It is combined in a suitable manner in multiple embodiments or example.
From the foregoing description of structures and principles it should be understood by those skilled in the art that, the present invention not office
It is limited to above-mentioned specific embodiment, this hair is all fallen within using the improvement of techniques well known and substitution on the basis of the present invention
Bright protection scope, should be limited by each claim.
Claims (8)
1. a kind of self-relieving power battery structure part of band, it is characterised in that: it includes battery cover board and automatic pressure relief valve, institute
Stating battery cover board includes positive end and negative end, and pressure relief opening, the automatic leakage are equipped between positive end and negative end
Pressure valve is mounted on the pressure relief opening;
The automatic pressure relief valve includes fixing sleeve, elastic component and movable cock body;The fixing sleeve has pressure-releasing chamber, and fixing sleeve includes
Exhaust outlet and air inlet, the pressure-releasing chamber are connected to exhaust outlet and air inlet;
The activity cock body has chock plug, and the chock plug is actively plugged in the air inlet;The activity cock body is placed in described
In pressure-releasing chamber, the elastic component is socketed in movable cock body;Mobile movable cock body drives elastic component to change the elastic component
Potential energy, movable cock body are converted by the potential energy for the elastic component being socketed with it, realize that the connection status of chock plug and air inlet is cut
It changes.
2. the self-relieving power battery structure part of band according to claim 1, it is characterised in that: the activity cock body is set
There is fixture block, the fixture block is placed with sealing ring.
3. the self-relieving power battery structure part of band according to claim 2, it is characterised in that: the diameter of the fixture block
Greater than air inlet.
4. the self-relieving power battery structure part of band according to claim 1, it is characterised in that: the fixing sleeve includes
Detachable body and nut cap, the body and nut cap are respectively equipped with screw thread, and body is screwed on nut cap by screw thread whole to constitute
Body.
5. the self-relieving power battery structure part of band according to claim 4, it is characterised in that: the exhaust outlet is set to
The nut cap, the air inlet are set to the body.
6. the self-relieving power battery structure part of band according to claim 4, it is characterised in that: the body is equipped with convex
Side.
7. the self-relieving power battery structure part of band according to claim 4, it is characterised in that: the negative end is set
Be screwed on mouth.
8. the self-relieving power battery structure part of band according to claim 1, it is characterised in that: the battery cover board is set
There is docking section, the docking section is respectively provided at battery cover board both ends.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910723614.5A CN110379977A (en) | 2019-08-07 | 2019-08-07 | With self-relieving power battery structure part |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910723614.5A CN110379977A (en) | 2019-08-07 | 2019-08-07 | With self-relieving power battery structure part |
Publications (1)
Publication Number | Publication Date |
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CN110379977A true CN110379977A (en) | 2019-10-25 |
Family
ID=68258385
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201910723614.5A Pending CN110379977A (en) | 2019-08-07 | 2019-08-07 | With self-relieving power battery structure part |
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CN (1) | CN110379977A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114914641A (en) * | 2021-02-07 | 2022-08-16 | 宁德时代新能源科技股份有限公司 | Battery, electric device, method for manufacturing battery, and apparatus therefor |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102324478A (en) * | 2011-08-25 | 2012-01-18 | 奇瑞汽车股份有限公司 | Battery safety valve and vacuum-pumping and pressure-releasing method thereof |
CN205335327U (en) * | 2016-01-29 | 2016-06-22 | 无锡索亚特试验设备有限公司 | Explosion -proof pressure relief device of power battery high low temperature test equipment |
CN106058121A (en) * | 2016-08-15 | 2016-10-26 | 深圳市瑞德丰精密制造有限公司 | Pressure relief structure of battery top cover |
US20170181606A1 (en) * | 2015-12-28 | 2017-06-29 | Karl Storz Endovision, Inc. | Pressure relief vent for sealed instruments |
CN207012079U (en) * | 2017-02-27 | 2018-02-16 | 佛山市顺德区美的电热电器制造有限公司 | Automatic decompression device and pressure cooker |
CN208521984U (en) * | 2018-07-02 | 2019-02-19 | 中山市润烨新能源科技有限公司 | A kind of power battery safety roof cover plate assembly |
CN109698298A (en) * | 2018-12-27 | 2019-04-30 | 蜂巢能源科技有限公司 | The pressure relief device of battery core |
CN210200844U (en) * | 2019-08-07 | 2020-03-27 | 中山市润烨新能源科技有限公司 | Power battery structural part with automatic pressure relief function |
-
2019
- 2019-08-07 CN CN201910723614.5A patent/CN110379977A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102324478A (en) * | 2011-08-25 | 2012-01-18 | 奇瑞汽车股份有限公司 | Battery safety valve and vacuum-pumping and pressure-releasing method thereof |
US20170181606A1 (en) * | 2015-12-28 | 2017-06-29 | Karl Storz Endovision, Inc. | Pressure relief vent for sealed instruments |
CN205335327U (en) * | 2016-01-29 | 2016-06-22 | 无锡索亚特试验设备有限公司 | Explosion -proof pressure relief device of power battery high low temperature test equipment |
CN106058121A (en) * | 2016-08-15 | 2016-10-26 | 深圳市瑞德丰精密制造有限公司 | Pressure relief structure of battery top cover |
CN207012079U (en) * | 2017-02-27 | 2018-02-16 | 佛山市顺德区美的电热电器制造有限公司 | Automatic decompression device and pressure cooker |
CN208521984U (en) * | 2018-07-02 | 2019-02-19 | 中山市润烨新能源科技有限公司 | A kind of power battery safety roof cover plate assembly |
CN109698298A (en) * | 2018-12-27 | 2019-04-30 | 蜂巢能源科技有限公司 | The pressure relief device of battery core |
CN210200844U (en) * | 2019-08-07 | 2020-03-27 | 中山市润烨新能源科技有限公司 | Power battery structural part with automatic pressure relief function |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114914641A (en) * | 2021-02-07 | 2022-08-16 | 宁德时代新能源科技股份有限公司 | Battery, electric device, method for manufacturing battery, and apparatus therefor |
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