CN106229568A - The protection device of lithium titanate battery core and guard method - Google Patents
The protection device of lithium titanate battery core and guard method Download PDFInfo
- Publication number
- CN106229568A CN106229568A CN201610780750.4A CN201610780750A CN106229568A CN 106229568 A CN106229568 A CN 106229568A CN 201610780750 A CN201610780750 A CN 201610780750A CN 106229568 A CN106229568 A CN 106229568A
- Authority
- CN
- China
- Prior art keywords
- battery core
- lithium titanate
- titanate battery
- stripper plate
- guard method
- 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
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/52—Removing gases inside the secondary cell, e.g. by absorption
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention provides protection device and the guard method of a kind of lithium titanate battery core, by the persistence of lithium titanate battery core is extruded, effectively delayed the aerogenesis of lithium titanate battery core, and then extended the service life of lithium titanate battery core.
Description
Technical field
The invention belongs to lithium titanate battery core technical field, especially relate to protection device and the protection of a kind of lithium titanate battery core
Method.
Background technology
In recent years, the lasting haze of China main cities makes people day by day increase for the concern of environmental problem, at this
Under background, car both domestic and external enterprise release based on hybrid power, pure electronic new-energy automobile one after another, government has also put into effect newly
The relevant policies that energy automobile subsidy, new car are listed, open green channel for new-energy automobile development.Each new forms of energy both at home and abroad
Enterprise has an optimistic view of Chinese market one after another, releases the advanced technology of oneself.Electric bus increasingly obtains because of the characteristic of its energy-conserving and environment-protective
Everybody high praise.And lithium titanate big bus has extended cycle life relative to conventional LiFePO4 big bus, high rate charge-discharge
The features such as energy is excellent.Therefore at present major part car load factory using lithium titanate big bus as main direction of studying.But lithium titanate battery core
Having and be circulated throughout the feature that rear gas production is big, this feature can have a strong impact on the life-span of battery core, it is therefore desirable to delays battery core aerogenesis.
Summary of the invention
In view of this, it is contemplated that propose protection device and the guard method of a kind of lithium titanate battery core, in order to delay electricity
Core aerogenesis, and then extend battery core service life.
For reaching above-mentioned purpose, the technical scheme is that and be achieved in that:
The protection device of a kind of lithium titanate battery core, including a pair stripper plate and four fastening bolts；
Described stripper plate is rectangular, and this offers a bolt hole respectively to four corners of stripper plate, and this is to squeezing
Pair of bolts hole corresponding on pressing plate is relative；
Described four fastening bolts are each passed through the pair of bolts hole fastening of correspondence.
Further, described stripper plate is aluminium sheet.
The guard method of a kind of lithium titanate battery core, comprises the following steps:
(1) before lithium titanate battery core comes into operation, its two sides persistence is applied magnitude range at 87900N/m2~
88000N/m2Pressure.
Further, the pressure optimum in described step (1) is 87919N/m2。
Further, method lithium titanate battery core two sides persistence applying pressure in described step (1) includes following
Step:
Being close to a stripper plate respectively in lithium titanate battery core two sides, this stripper plate is fastened by bolts in lithium titanate battery core
On set casing.
Further, the guard method of described lithium titanate battery core also includes that step (2) is according to optimum pressure 87919N/m2、
Battery core lateral forces area 0.045m2And safety coefficient, selecting stripper plate is 4KN to the thrust that battery core side applies.
Relative to prior art, the protection device of lithium titanate battery core of the present invention and guard method have following excellent
Gesture:
(1) protection device of lithium titanate battery core of the present invention and guard method, by continuing lithium titanate battery core
Property extruding, effectively delayed the aerogenesis of lithium titanate battery core, and then extended the service life of lithium titanate battery core.
Accompanying drawing explanation
The accompanying drawing of the part constituting the present invention is used for providing a further understanding of the present invention, and the present invention's is schematic real
Execute example and illustrate for explaining the present invention, being not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the protection device structural representation of the lithium titanate battery core described in the embodiment of the present invention；
Fig. 2 is the protection device scheme of installation of the lithium titanate battery core described in the embodiment of the present invention.
Description of reference numerals:
1-stripper plate；2-battery core；3-fastening bolt.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the present invention and the feature in embodiment can phases
Combination mutually.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " on ", D score,
Orientation or the position relationship of the instruction such as "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description rather than instruction or dark
The device or the element that show indication must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that right
The restriction of the present invention.Additionally, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicate or hint phase
To importance or the implicit quantity indicating indicated technical characteristic.Thus, the feature defining " first ", " second " etc. can
To express or to implicitly include one or more this feature.In describing the invention, except as otherwise noted, " multiple "
It is meant that two or more.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be fixing connection, it is also possible to be to removably connect, or be integrally connected；Can
To be mechanical connection, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As illustrated in fig. 1 and 2, the protection device of the lithium titanate battery core in the present invention, including a pair stripper plate 1 and four fastenings
Bolt 3；
Described stripper plate 1 is rectangular, and this offers a bolt hole respectively to four corners of stripper plate, and this is to squeezing
Pair of bolts hole corresponding on pressing plate 1 is relative；
Described four fastening bolts 3 are each passed through the pair of bolts hole fastening of correspondence.
Described stripper plate 1 is aluminium sheet.
The guard method of the lithium titanate battery core of the present invention, comprises the following steps:
(1) before lithium titanate battery core comes into operation, its two sides persistence is applied magnitude range at 87900N/m2~
88000N/m2Pressure.
Pressure optimum in described step (1) is 87919N/m2。
The method that lithium titanate battery core two sides persistence applies in described step (1) pressure comprises the following steps:
Being close to a stripper plate respectively in lithium titanate battery core two sides, this stripper plate is fastened by bolts in lithium titanate battery core
On set casing.
The guard method of described lithium titanate battery core also includes that step (2) is according to optimum pressure 87919N/m2, battery core side is subject to
Power area 0.045m2And safety coefficient, selecting stripper plate is 4KN to the thrust that battery core side applies.
A pair stripper plate 3 clamps battery core 2 and battery core 2 applies effective extruding force, this kind of fixed form, it is possible to effectively delay
Battery core 2 aerogenesis, extends battery core 2 life-span, safety and environmental protection, and the setting of aluminium sheet, while proof strength, greatly reduces weight
Amount.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (6)
1. the protection device of a lithium titanate battery core, it is characterised in that: include a pair stripper plate and four fastening bolts；
Described stripper plate is rectangular, and this offers a bolt hole respectively to four corners of stripper plate, and this is to stripper plate
The pair of bolts hole of upper correspondence is relative；
Described four fastening bolts are each passed through the pair of bolts hole fastening of correspondence.
The protection device of lithium titanate battery core the most according to claim 1, it is characterised in that: described stripper plate is aluminium sheet.
3. the guard method of a lithium titanate battery core, it is characterised in that: comprise the following steps:
(1) before lithium titanate battery core comes into operation, its two sides persistence is applied magnitude range at 87900N/m2～88000N/
m2Pressure.
The guard method of lithium titanate battery core the most according to claim 3, it is characterised in that: the pressure in described step (1)
Optimum is 87919N/m2。
The guard method of lithium titanate battery core the most according to claim 4, it is characterised in that: to metatitanic acid in described step (1)
Lithium cell two sides persistence applies the method for pressure and comprises the following steps:
Being close to a stripper plate respectively in lithium titanate battery core two sides, this stripper plate is fastened by bolts fixing in lithium titanate battery core
On shell.
The guard method of lithium titanate battery core the most according to claim 5, it is characterised in that: the protection of described lithium titanate battery core
Method also includes that step (2) is according to optimum pressure 87919N/m2, battery core lateral forces area 0.045m2And safety coefficient, choosing
Selecting stripper plate to the thrust that battery core side applies is 4KN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610780750.4A CN106229568A (en) | 2016-08-31 | 2016-08-31 | The protection device of lithium titanate battery core and guard method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610780750.4A CN106229568A (en) | 2016-08-31 | 2016-08-31 | The protection device of lithium titanate battery core and guard method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106229568A true CN106229568A (en) | 2016-12-14 |
Family
ID=58072386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610780750.4A Pending CN106229568A (en) | 2016-08-31 | 2016-08-31 | The protection device of lithium titanate battery core and guard method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106229568A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007043510A1 (en) * | 2005-10-14 | 2007-04-19 | Nec Corporation | System for receiving film-coated electric device |
| CN101271988A (en) * | 2008-03-24 | 2008-09-24 | 万向集团公司 | Polymer lithium ion battery electric core single slice hot pressing mode |
| CN105226320A (en) * | 2014-12-24 | 2016-01-06 | 上海电气集团股份有限公司 | A kind of single core strueture of lithium battery and battery core group and battery core module |
-
2016
- 2016-08-31 CN CN201610780750.4A patent/CN106229568A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007043510A1 (en) * | 2005-10-14 | 2007-04-19 | Nec Corporation | System for receiving film-coated electric device |
| CN101271988A (en) * | 2008-03-24 | 2008-09-24 | 万向集团公司 | Polymer lithium ion battery electric core single slice hot pressing mode |
| CN105226320A (en) * | 2014-12-24 | 2016-01-06 | 上海电气集团股份有限公司 | A kind of single core strueture of lithium battery and battery core group and battery core module |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161214 |