CN207558841U - A kind of lithium battery cap - Google Patents
A kind of lithium battery cap Download PDFInfo
- Publication number
- CN207558841U CN207558841U CN201721710274.5U CN201721710274U CN207558841U CN 207558841 U CN207558841 U CN 207558841U CN 201721710274 U CN201721710274 U CN 201721710274U CN 207558841 U CN207558841 U CN 207558841U
- Authority
- CN
- China
- Prior art keywords
- connection sheet
- head cover
- lithium battery
- burst disk
- protection pipe
- 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
-
- 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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- Primary Cells (AREA)
Abstract
The utility model discloses a kind of lithium battery caps,Including head cover,The surrounding of the head cover is uniformly distributed there are six gas outlet,And it is both provided with Air Filter in six gas outlets,Washer is provided with below the head cover,And burst disk is provided with below washer,The centre of the burst disk and head cover is formed with cushion chamber,And the bottom of burst disk open up it is fluted,Connection sheet is provided with below the burst disk,And the both sides of connection sheet symmetrically offer stomata,First lug is installed below the connection sheet,And protection pipe is provided with below connection sheet,The utility model is provided with protection pipe,Utilize the principle expanded with heat and contract with cold,Battery plus-negative plate is made to be disconnected with block,Battery stops power supply,User is recognized that the situation of battery-heating and radiates in time,The utility model is provided with Air Filter,Dust is avoided to enter cushion chamber,Hinder burst disk fracture pressure release,So that the pressure of inside battery is excessive and explodes.
Description
Technical field
The utility model belongs to technical field of lithium batteries, and in particular to a kind of lithium battery cap.
Background technology
With the development of science and technology, present lithium battery has become mainstream, and lithium battery is one kind by lithium metal or lithium
Alloy is negative material, the battery using non-aqueous electrolytic solution, can be generally divided into lithium metal battery and lithium ion battery, lithium
Ion battery does not contain the lithium of metallic state, and can charge, and lithium battery cap is just mounted on lithium battery and prevents
Protecting cover, the effect of lithium battery cap have very much, such as：First, Cell closure function is provided, lye is prevented to stretch outward and is oozed
Thoroughly；Second, the effect of safety-valve is provided, excludes high pressure gas；Third plays positive conductive terminal.
But lithium battery cap currently on the market is because be sealing, and battery is placed on inside equipment, when long
Between in the case of use, battery can excessive heating, and user will not discover, and such case persistently occurs that internal works can be caused
Temperature increases, and influences the normal work of parts, also its inner air can be made acutely to expand, causes battery outwardly protruding, serious
Can make battery explosion, reduce the service life of battery, in addition, the dust in surrounding air can also enter lithium battery and block it
Between, once for a long time, it can cause loose contact between block and battery, electric current can not pass through, when cleaning gets up to delay longer
Between, reduce working efficiency.
Utility model content
The purpose of this utility model is to provide a kind of lithium battery cap, to solve battery mentioned above in the background art
The operation of the long meeting excessive heating influence internal works of usage time and dust enter between lithium battery and block and cause to contact not
The problem of good.
To achieve the above object, the utility model provides following technical solution：A kind of lithium battery cap, including head cover, institute
The surrounding for stating head cover is uniformly distributed there are six gas outlet, and Air Filter, the lower section of the head cover are both provided in six gas outlets
Washer is provided with, and burst disk is provided with below washer, the centre of the burst disk and head cover is formed with cushion chamber, and explosion-proof
The bottom of piece opens up fluted, connection sheet is provided with below the burst disk, and the both sides of connection sheet symmetrically offer gas
Hole is equipped with the first lug, and protection pipe is provided with below connection sheet below the connection sheet, the protection pipe and head cover
It is fixedly connected, and bottom cover is provided with below protection pipe by the first insulated enclosure circle, the protection pipe is close to the position of bottom cover
Place is provided with the second insulated enclosure circle, and the second lug is provided at the top of bottom cover.
Preferably, the connection sheet is slidably connected with groove by link block.
Preferably, the protection pipe is fixedly connected with bottom cover by two bolts.
Preferably, the middle position of the connection sheet bottom offers circular hole.
Preferably, first lug and the second lug are fixedly connected by screw with connection sheet and bottom cover.
Compared with prior art, the beneficial effects of the utility model are：
(1) the utility model is provided with protection pipe, and lithium battery usage time is long to be caused to generate heat, and protection pipe, which can absorb, to be distributed
Heat out, using the principle expanded with heat and contract with cold, protection pipe both ends can push out connection sheet and bottom cover, and in connection sheet
The first lug can be disconnected with the second lug on the bottom cover with the positive and negative anodes of battery, and battery can also stop supplying
Electricity, user are recognized that the situation of battery-heating and radiate in time.
(2) the utility model is provided with Air Filter, Air Filter is set in the venthole of block, by the ash in extraneous air
Dirt filters, and avoids enter into cushion chamber, reduces the space of cushion chamber, is conducive to burst disk fracture pressure release, prevents the pressure of inside battery
Power it is excessive and explode happen.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the vertical view of the utility model；
Fig. 3 is the bottom view of the utility model；
In figure：The first insulated enclosures of 1- circle, 2- washers, 3- Air Filters, 4- head covers, 5- cushion chambers, 6- gas outlets, 7- are recessed
Slot, 8- burst disks, 9- stomatas, 10- connection sheets, the first lugs of 11-, 12- protection pipes, the second insulated enclosures of 13- circle, 14- second
Lug, 15- bottom covers.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of lithium battery cap, including head cover 4, head cover 4
Surrounding be uniformly distributed there are six gas outlet 6, and Air Filter 3 is both provided in six gas outlets 6, avoid dust in air into
Enter cushion chamber 5, reduce the space of cushion chamber 5, hinder pressure release, the lower section of head cover 4 is provided with washer 2, and the lower section setting of washer 2
There is a burst disk 8, the centre of burst disk 8 and head cover 4 is formed with cushion chamber 5, during lithium battery power supply, on internal pressure is continuous
It rises, pressure causes burst disk 8 to be broken, and pressure enters cushion chamber 5, then is flowed out slowly by six gas outlets 6, prevents internal pressure
Battery explosion when excessive, and the bottom of burst disk 8 opens up fluted 7, the lower section of burst disk 8 is provided with connection sheet 10, and connect
The both sides of piece 10 symmetrically offer stomata 9, and the lower section of connection sheet 10 is equipped with the first lug 11, and the lower section of connection sheet 10 is set
Protection pipe 12 is equipped with, and the heat absorption for inside being distributed by protection pipe 12 recycles the principle expanded with heat and contract with cold so that two poles
Ear is disconnected with lithium battery, and battery stops power supply, battery is avoided to cross cause thermal damage internal works, protection pipe 12 passes through with head cover 4
First insulated enclosure circle 1 is fixedly connected, and the lower section of protection pipe 12 is provided with bottom cover 15, and protection pipe 12 is close to the position of bottom cover 15
Place is provided with the second insulated enclosure circle 13, and the top of bottom cover 15 is provided with the second lug 14.
In the present embodiment, it is preferred that connection sheet 10 is slidably connected with groove 7 by link block, is slided and connected by link block
It connects, is not only convenient for installing, secondly can prevent connection sheet 10 and burst disk 8 from fitting together, burst disk 8 is not easily broken when being pressurized
It splits.
In the present embodiment, it is preferred that protection pipe 12 is fixedly connected with bottom cover 15 by two bolts, by bolt connection just
In installation and removal.
In the present embodiment, it is preferred that the middle position of 10 bottom of connection sheet offers circular hole, convenient for the anode of lithium battery
It places so that lithium battery not easily shifted position in power supply process.
In the present embodiment, it is preferred that the first lug 11 and the second lug 14 pass through screw and connection sheet 10 and bottom cover 15
It is fixedly connected, two lugs are not only connected firmly, but also convenient for replacement during damage.
The operation principle and process for using of the utility model：The lithium battery cap when in use, by the anode of lithium battery with
First lug 11 connects, and cathode is connect with the second lug 14, and lithium battery can generate heat in power supply process, leads to inside
Pressure becomes larger, and pressure oppresses burst disk 8 from the stomata 9 of connection sheet 10, explosion-proof when pressure reaches the critical point of burst disk 8
Piece 8 can be broken at the position of groove 7, and pressure can enter cushion chamber 5, then be flowed out slowly by gas outlet 6, and in gas outlet 6
Air Filter 3 completely cut off air in dust enter cushion chamber 5, avoid occupy cushion chamber 5 space, when lithium battery usage time mistake
When long, can increasingly scald, protection pipe 12 can absorb the heat that battery distributes, using the principle expanded with heat and contract with cold, by connection sheet 10 with
The past extrapolation of bottom cover 15 so that the first lug 11 and the second lug 14 disconnect respectively with the positive and negative anodes of lithium battery, so as to lithium electricity
Pond stops power supply, and the service condition of user's electrolytic cell is good in time to be radiated or replace battery and use, and prevents lithium battery interior
Parts damage.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of lithium battery cap, including head cover (4), it is characterised in that：The surrounding of the head cover (4) goes out there are six being uniformly distributed
Gas port (6), and Air Filter (3) is both provided in six gas outlets (6), washer (2) is provided with below the head cover (4), and
It is provided with burst disk (8) below washer (2), the centre of the burst disk (8) and head cover (4) is formed with cushion chamber (5), and anti-
The bottom of quick-fried (8) opens up fluted (7), is provided with connection sheet (10) below the burst disk (8), and connection sheet (10)
Both sides symmetrically offer stomata (9), are equipped with the first lug (11) below the connection sheet (10), and connection sheet (10)
Lower section is provided with protection pipe (12), and the protection pipe (12) is fixedly connected with head cover (4) by the first insulated enclosure circle (1), and
Bottom cover (15) is provided with below protection pipe (12), the protection pipe (12) is provided with second absolutely at the position of bottom cover (15)
Edge sealing ring (13), and the second lug (14) is provided at the top of bottom cover (15).
2. a kind of lithium battery cap according to claim 1, it is characterised in that：The connection sheet (10) is logical with groove (7)
Link block is crossed to be slidably connected.
3. a kind of lithium battery cap according to claim 1, it is characterised in that：The protection pipe (12) is logical with bottom cover (15)
Two bolts are crossed to be fixedly connected.
4. a kind of lithium battery cap according to claim 1, it is characterised in that：The interposition of connection sheet (10) bottom
The place of putting offers circular hole.
5. a kind of lithium battery cap according to claim 1, it is characterised in that：First lug (11) and the second lug
(14) it is fixedly connected by screw with connection sheet (10) and bottom cover (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710274.5U CN207558841U (en) | 2017-12-11 | 2017-12-11 | A kind of lithium battery cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721710274.5U CN207558841U (en) | 2017-12-11 | 2017-12-11 | A kind of lithium battery cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207558841U true CN207558841U (en) | 2018-06-29 |
Family
ID=62665516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721710274.5U Expired - Fee Related CN207558841U (en) | 2017-12-11 | 2017-12-11 | A kind of lithium battery cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207558841U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103359A (en) * | 2018-07-20 | 2018-12-28 | 苏州橙柳电子精密有限公司 | A kind of battery cap |
| CN110475454A (en) * | 2019-08-28 | 2019-11-19 | 现代重工(中国)电气有限公司 | A kind of novel gas tank heat-dissipating cover plate |
-
2017
- 2017-12-11 CN CN201721710274.5U patent/CN207558841U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103359A (en) * | 2018-07-20 | 2018-12-28 | 苏州橙柳电子精密有限公司 | A kind of battery cap |
| CN110475454A (en) * | 2019-08-28 | 2019-11-19 | 现代重工(中国)电气有限公司 | A kind of novel gas tank heat-dissipating cover plate |
| CN110475454B (en) * | 2019-08-28 | 2024-03-29 | 现代重工(中国)电气有限公司 | Novel air tank heat dissipation cover plate |
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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: 20180629 Termination date: 20201211 |