CN208173679U - Soft Roll lithium titanate battery automatic exhaust steam valve - Google Patents
Soft Roll lithium titanate battery automatic exhaust steam valve Download PDFInfo
- Publication number
- CN208173679U CN208173679U CN201820374885.5U CN201820374885U CN208173679U CN 208173679 U CN208173679 U CN 208173679U CN 201820374885 U CN201820374885 U CN 201820374885U CN 208173679 U CN208173679 U CN 208173679U
- Authority
- CN
- China
- Prior art keywords
- lithium titanate
- soft roll
- air inlet
- titanate battery
- roll lithium
- 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.)
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Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 44
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 43
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 239000000463 material Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 206010016766 flatulence Diseases 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 5
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 241000521257 Hydrops Species 0.000 description 2
- 206010030113 Oedema Diseases 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- YZSKZXUDGLALTQ-UHFFFAOYSA-N [Li][C] Chemical compound [Li][C] YZSKZXUDGLALTQ-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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
- Hybrid Cells (AREA)
- Secondary Cells (AREA)
Abstract
The utility model discloses a kind of Soft Roll lithium titanate battery automatic exhaust steam valves, it include valve body and spool, valve body includes inside and outside barrel-type casing, the front end of inner cylindrical shell has the drive end bearing bracket equipped with exhaust outlet, and it is fixedly connected with pagoda section formula exhaust pipe, the rear end of outer cylindrical shell has the rear end cap equipped with air inlet, and is fixedly connected with air inlet pipe, and the two sides outside air inlet pipe are respectively provided with fin-shaped connecting part；Spool includes plug and spring, and the both ends of plug are respectively provided with cone cell stick harness and column attachment base, and cone cell stick harness passes through air inlet and fills in air inlet pipe, and one end of spring is sleeved on column attachment base, and the other end of spring acts against the inside of drive end bearing bracket.The utility model can automatically be exhausted the Soft Roll lithium titanate battery for using the later period, security risk caused by effectively eliminating because of flatulence, Soft Roll lithium titanate battery is solved the problems, such as using later period flatulence, effectively improves the performance and service life of Soft Roll lithium titanate battery.
Description
Technical field
The utility model relates to power lithium-ion battery field, specifically a kind of Soft Roll lithium titanate battery automatic exhaust steam valve.
Background technique
Lithium ion battery is since high with specific energy, operating voltage is high, have extended cycle life, memory-less effect and pollution are few etc.
Advantage has been widely used in the communications and digital product such as mobile phone, portable computer, digital camera.In recent years in electricity
The application and development in the fields such as power driven tools, electric vehicle, space satellite, weaponry and various energy storage devices also gradually shows good
Good prospect.
The lithium ion battery negative material being commercialized at present is embedding lithium carbon material mostly, due to the electricity of carbon electrode after embedding lithium
Position is with the current potential of lithium metal very close to when the battery is overcharged, the easy precipitating metal lithium of carbon electrodes, it reacts production with electrolyte
Raw combustible gas mixture, thus very big security risk is caused to battery, particularly power battery.Therefore, it finds and compares carbon
Cathode is embedded in lithium under slightly positive current potential, cheap and easy to get, safe and reliable new material lithium titanate causes the extensive attention of people.
It is asked however, being had been found that in battery exploitation by the generally existing flatulence of the power lithium-ion battery of cathode of lithium titanate
Topic, first is that being enclosed in inside battery increases internal pressure until outer packing ruptures, or even explodes；Second is that destroy battery positive/negative plate and every
With a distance from the contact of film, battery cycle life and security performance are reduced, to seriously affect the performance of battery performance.Metatitanic acid
The earliest Toshiba of company of lithium battery industrialization refers to lithium titanate battery there are flatulence problem in two patents that it is delivered,
Toshiba proposes the addition higher boiling in electrolyte solution and the additive easily to form a film is split into passivating film in negative terminal surface to improve
Flatulence method；EnerDel company of the U.S. also reports lithium titanate battery in the report of 2009 year of U.S. Department of Energy, and there are swollen
Gas problem, and report and improve flatulence using improving electrolyte solution component.
The above method has certain saving grace, but has higher requirement, pole to the purity of additive in the above method
Piece doping can bring energy density to reduce and disperse non-uniform problem, be unfavorable for industrialized production.
Utility model content
The purpose of this utility model be to enable using lithium titanate as the power soft bag lithium ionic cell of cathode in energy storage and
Dynamic field obtains practical application, provides a kind of Soft Roll lithium titanate battery automatic exhaust steam valve, can be automatically to using the soft of later period
Packet lithium titanate battery is exhausted, to solve the problems, such as that Soft Roll lithium titanate battery uses later period flatulence.
The technical solution of the utility model is as follows：
A kind of Soft Roll lithium titanate battery automatic exhaust steam valve, includes valve body and spool, it is characterised in that：The valve body packet
The inside and outside barrel-type casing being mutually fixedly connected is included, the front end of the inner cylindrical shell has the drive end bearing bracket of integrally connected, described
Drive end bearing bracket is equipped with exhaust outlet and is fixedly connected with pagoda section formula exhaust pipe, and the rear end of the outer cylindrical shell has integrally connected
Rear end cap, the rear end cap is equipped with and air inlet and is fixedly connected with air inlet pipe, the two sides difference outside the air inlet pipe
Fin-shaped connecting part with integrally connected；The spool includes the plug and spring for being set to the valve inner, described
The both ends of plug are respectively provided with the cone cell stick harness and column attachment base of integrally connected, and the cone cell stick harness passes through the air inlet
It fills in the air inlet pipe, one end of the spring is sleeved on the column attachment base, and the other end of spring acts against described
The inside of drive end bearing bracket.
The Soft Roll lithium titanate battery automatic exhaust steam valve, it is characterised in that：The valve body uses PP or PE or PET
Equal anticorrosive materials are made.
The Soft Roll lithium titanate battery automatic exhaust steam valve, it is characterised in that：The outer wall of the inner cylindrical shell is equipped with
External screw thread, the inner wall of the outer cylindrical shell are equipped with internal screw thread, and the inside and outside barrel-type casing is mutually fixed by being threadedly engaged
Connection.
The Soft Roll lithium titanate battery automatic exhaust steam valve, it is characterised in that：It inserts the outside of the pagoda section formula exhaust pipe
Equipped with delivery pipe.
The Soft Roll lithium titanate battery automatic exhaust steam valve, it is characterised in that：The air inlet pipe is embedded in Soft Roll lithium titanate
In battery, and it is welded between the upper and lower aluminum plastic film of Soft Roll lithium titanate battery by the fin-shaped connecting part of its both sides external.
The beneficial effects of the utility model：
The utility model can automatically be exhausted the Soft Roll lithium titanate battery for using the later period, after effectively eliminating use
The Soft Roll lithium titanate battery of phase generates security risk caused by flatulence, solves Soft Roll lithium titanate battery and uses later period flatulence
Problem effectively improves the performance and service life of Soft Roll lithium titanate battery.
Detailed description of the invention
Fig. 1 is the utility model Structure explosion diagram.
Fig. 2 is the three-dimensional structure diagram of inner cylindrical shell in the utility model.
Fig. 3 is the main view of inner cylindrical shell in the utility model.
Fig. 4 is the three-dimensional structure diagram of the utility model China and foreign countries barrel-type casing.
Fig. 5 is the main view of the utility model China and foreign countries barrel-type casing.
Fig. 6 is the three-dimensional structure diagram of plug in the utility model.
Fig. 7 is the utility model installation diagram.
Specific embodiment
Referring to Fig. 1-6, a kind of Soft Roll lithium titanate battery automatic exhaust steam valve includes valve body and spool, and valve body includes phase
The inside and outside barrel-type casing 1,2 being fixedly connected, the front end of inner cylindrical shell 1 have the drive end bearing bracket 3 of integrally connected, set on drive end bearing bracket 3
There is exhaust outlet 4 and is fixedly connected with pagoda section formula exhaust pipe 5, the rear end of outer cylindrical shell 2 has the rear end cap 6 of integrally connected,
Rear end cap 6 is equipped with air inlet 7 and is fixedly connected with air inlet pipe 8, and the two sides outside air inlet pipe 8 are respectively provided with the wing of integrally connected
Shape interconnecting piece 9；Spool includes the plug 10 and spring 11 for being set to valve inner, and the both ends of plug 10, which are respectively provided with, integrally to be connected
The cone cell stick harness 12 and column attachment base 13 connect, cone cell stick harness 12 pass through air inlet 7 and fill in air inlet pipe 8, one end of spring 11
It is sleeved on column attachment base 13, the other end of spring 11 acts against the inside of drive end bearing bracket 3.
In the utility model, valve body is made using anticorrosive materials such as PP or PE or PET.
The outer wall of inner cylindrical shell 1 is equipped with external screw thread 14, and the inner wall of outer cylindrical shell 2 is equipped with internal screw thread 15, interior,
Outer cylindrical shell 1,2 is mutually fixedly connected by external screw thread 14 with being threadedly engaged for internal screw thread 15.
The outside of pagoda section formula exhaust pipe 5 is fitted with delivery pipe.
The utility model is further described below in conjunction with attached drawing：
Referring to Fig. 1-6, Soft Roll lithium titanate battery in use, if the inside of Soft Roll lithium titanate battery occur it is swollen
Gas, then, when the air pressure inside of the battery be greater than 20KPa when, under gas pressure, spring 11 compress, cone cell stick harness 12 from into
It is detached from port 7 and air inlet pipe 8, plug 10 is opened, and air inlet 7 and air inlet pipe 8 are led with exhaust outlet 4 and pagoda section formula exhaust pipe 5
Logical, the gas in the battery is automatically drained out；When the air pressure inside of the battery is less than 10KPa, spring 11 starts to uphold and reset,
Cone cell stick harness 12 is filled in again in air inlet 7 and air inlet pipe 8, and plug 10 blocks air inlet 7, completes automatic exhaust work.
In addition, taking the outside that a small amount of hydrops erodes to the battery out of when gas discharge, occur so as to cause the battery short
Road inserts delivery pipe, the row of extraction in the outside (i.e. at tower section) of pagoda section formula exhaust pipe 5 in order to avoid there is above situation
Putting pipe can be discharged into gas and hydrops in fixed container, to carry out acid neutralisation treatment.
Referring to Fig. 7, air inlet pipe 8 is embedded in Soft Roll lithium titanate battery, and by the fin-shaped connecting part 9 of its both sides external with it is soft
The battery core 16 of packet lithium titanate battery is welded.
Claims (5)
1. a kind of Soft Roll lithium titanate battery automatic exhaust steam valve, includes valve body and spool, it is characterised in that：The valve body includes
There is the inside and outside barrel-type casing being mutually fixedly connected, the front end of the inner cylindrical shell has the drive end bearing bracket of integrally connected, before described
End cap is equipped with exhaust outlet and is fixedly connected with pagoda section formula exhaust pipe, and the rear end of the outer cylindrical shell has integrally connected
Rear end cap, the rear end cap are equipped with air inlet and are fixedly connected with air inlet pipe, and the two sides outside the air inlet pipe have respectively
There is the fin-shaped connecting part of integrally connected；The spool includes the plug and spring for being set to the valve inner, described stifled
The both ends of head are respectively provided with the cone cell stick harness and column attachment base of integrally connected, and the cone cell stick harness passes through the gas inlet plug
Enter in the air inlet pipe, one end of the spring is sleeved on the column attachment base, the other end of spring act against it is described before
The inside of end cap.
2. Soft Roll lithium titanate battery automatic exhaust steam valve according to claim 1, it is characterised in that：The valve body uses PP
Or PE or PET anticorrosive material is made.
3. Soft Roll lithium titanate battery automatic exhaust steam valve according to claim 1, it is characterised in that：The inner cylindrical shell
Outer wall is equipped with external screw thread, and the inner wall of the outer cylindrical shell is equipped with internal screw thread, and the inside and outside barrel-type casing passes through screw thread
Cooperation is mutually fixedly connected.
4. Soft Roll lithium titanate battery automatic exhaust steam valve according to claim 1, it is characterised in that：The pagoda section formula exhaust
The outside of pipe is fitted with delivery pipe.
5. Soft Roll lithium titanate battery automatic exhaust steam valve according to claim 1, it is characterised in that：The air inlet pipe insertion
In Soft Roll lithium titanate battery, and it is welded on by the fin-shaped connecting part of its both sides external the upper and lower plastic-aluminum of Soft Roll lithium titanate battery
Between film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820374885.5U CN208173679U (en) | 2018-03-20 | 2018-03-20 | Soft Roll lithium titanate battery automatic exhaust steam valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820374885.5U CN208173679U (en) | 2018-03-20 | 2018-03-20 | Soft Roll lithium titanate battery automatic exhaust steam valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208173679U true CN208173679U (en) | 2018-11-30 |
Family
ID=64375402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820374885.5U Active CN208173679U (en) | 2018-03-20 | 2018-03-20 | Soft Roll lithium titanate battery automatic exhaust steam valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208173679U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461688A (en) * | 2018-03-20 | 2018-08-28 | 安徽天康(集团)股份有限公司 | Soft Roll lithium titanate battery automatic exhaust steam valve |
-
2018
- 2018-03-20 CN CN201820374885.5U patent/CN208173679U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108461688A (en) * | 2018-03-20 | 2018-08-28 | 安徽天康(集团)股份有限公司 | Soft Roll lithium titanate battery automatic exhaust steam valve |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |