CN207690918U - A kind of lithium manganate battery group - Google Patents
A kind of lithium manganate battery group Download PDFInfo
- Publication number
- CN207690918U CN207690918U CN201820075706.8U CN201820075706U CN207690918U CN 207690918 U CN207690918 U CN 207690918U CN 201820075706 U CN201820075706 U CN 201820075706U CN 207690918 U CN207690918 U CN 207690918U
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- China
- Prior art keywords
- lithium battery
- positive plate
- plate
- negative plate
- negative
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- 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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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model provides a kind of lithium manganate battery group, it includes shell, single lithium battery, positive plate and negative plate, the single lithium battery is equipped with two or more and is respectively placed in shell, and the positive plate of each single lithium battery or negative plate are separately connected corresponding positive plate or negative plate；The positive plate or negative plate include the laminating layer for bending L-shaped base material and base material a wherein bending edges both side surface；It is equipped with defect of the structure of laminating layer to overcome prior art weld difficulty big using the both side surface of L-shaped base material and a wherein bending edges, it can realize that the identical material of corresponding selection is welded, reduce processing cost, can ensure that high current by when not will produce fusing, improve the service life of lithium battery group, overall structure is scientific and reasonable, simple and compact, easy to install and use；It is widely used in lithium battery group production and matches.
Description
Technical field
The utility model is related to lithium battery equipment more particularly to a kind of lithium manganate battery groups.
Background technology
In recent years, with rapid proliferations such as portable electronics, household small electric appliance, electric tools, lithium battery due to capacity is big,
Have extended cycle life, memory-less effect, low and environmentally protective self-discharge rate the advantages that, become many chargeable electronic electric products
Power resources.
In the prior art, the capacity and voltage of single lithium battery have been unable to meet requirement, and being in the case of more will be more
A single lithium battery carries out serial or parallel connection and forms lithium battery group, and the positive or negative pole of two neighboring single lithium battery is using welding
Form realize electrical connection；Since the different material of the positive and negative lug generally use of lithium battery is made, anode ear under normal circumstances
Using aluminium, negative electrode lug uses copper material, and the welding difficulty between different materials is bigger, is connected when using same metal material
When the anode ear or negative electrode lug of adjacent monomer lithium battery, processing cost increases, and not prison welding is leaned on, high current by when be easy
The solder joint fusing between adjacent monomer lithium battery anode or cathode, the normal use of lithium battery group is influenced.
Invention content
For the above situation, the purpose of this utility model is to provide a kind of lithium manganate battery group, it using L-shaped base material and
Wherein the both side surface of a bending edges is equipped with defect of the structure of laminating layer to overcome prior art weld difficulty big, can realize
The identical material of corresponding selection is welded, and processing cost is reduced, it can be ensured that high current by when solder joint will not fuse, improve
The service life of lithium battery group, overall structure is scientific and reasonable, simple and compact, and easy to install and use, wide market is convenient for
It promotes the use of.
To achieve the goals above, a kind of lithium manganate battery group, it includes shell, single lithium battery, positive plate and cathode
Plate, the single lithium battery are equipped with two or more and are respectively placed in shell, and the anode of each single lithium battery
Piece or negative plate are separately connected corresponding positive plate or negative plate；The positive plate or negative plate include the L-shaped base material of bending,
And the laminating layer of a base material wherein bending edges both side surface.
In order to realize that structure, effect optimization, further step be：The positive plate and negative plate are all made of copper alloy
It is made, the base material of positive plate is formed using copper alloy, and the laminating layer of positive plate is aluminum alloy materials, at this time cathode
Piece is that Cu alloy material bends L-shaped structure.
The positive plate and negative plate are all made of aluminium alloy and are made, the base material of negative plate using copper alloy and
At, and the laminating layer of negative plate is aluminum alloy materials, positive plate is that aluminum alloy materials bend L-shaped structure at this time.
The positive plate or negative plate of each single lithium battery using welding manner respectively with corresponding positive plate or negative
Pole plate is fixedly connected.
The utility model compared with prior art caused by advantageous effect：
(I) it includes the both side surface of L-shaped base material and a wherein bending edges that the utility model, which uses positive plate or negative plate,
Structure equipped with laminating layer can realize that the identical material of corresponding selection is welded, and to reduce processing cost, and can ensure that big
Electric current by when solder joint will not fuse, accordingly improve the service life of lithium battery group；
(II) the utility model is separately connected corresponding positive plate using the positive plate or negative plate of each single lithium battery
Or negative plate, select certain thickness positive plate and negative plate to carry out serial or parallel connection to single lithium battery, it can be ensured that by big
Fusing is not will produce when electric current, can ensure the normal use of lithium battery group, and extend the service life of lithium battery group；
(III) the utility model using the both side surface of L-shaped base material and a wherein bending edges be equipped with the structure of laminating layer to
The defect for overcoming prior art weld difficulty big can realize that the identical material of corresponding selection is welded, reduce processing cost, can
Ensure high current by when not will produce fusing, improve the service life of lithium battery group, overall structure is scientific and reasonable, simple tight
It gathers, it is easy to install and use, there is significant economic benefit and social benefit.
The utility model is widely used in lithium battery group production and matches.
The utility model is described in further detail with reference to the accompanying drawings and examples.
Description of the drawings
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituted improper limits to the present invention for explaining the utility model.
Fig. 1 is the overall structure scheme of installation of the utility model.
Fig. 2 is the structural schematic diagram of positive plate or negative plate in the utility model.
In figure：1- shells, 2- single lithium batteries, 21- positive plates, 22- negative plates, the laminating layers of 211-, 212- base materials, 3- is just
Pole plate, 4- negative plates.
Specific implementation mode
Referring to Fig.1~Fig. 2, the utility model is realized in this way：A kind of lithium manganate battery group, it includes shell 1, monomer
Lithium battery 2, positive plate 3 and negative plate 4, the single lithium battery 2 are equipped with two or more and are respectively placed in shell 1
It is interior, and the positive plate 21 of each single lithium battery or negative plate 22 are separately connected corresponding positive plate 3 or negative plate 4；It is described just
Pole piece 21 or negative plate 22 include the laminating of L-shaped base material 212 and the base material 212 wherein bending edges both side surface of bending
Layer 211.
Refering to what is shown in Fig. 1, positive plate 3 and negative plate 4 are all made of copper alloy in the utility model or aluminium alloy is made,
Consider conducting electricity very well for copper and aluminium, it is preferred to use copper bar or aluminum strip makes and positive plate 3 and the dimensions of negative plate 4 should protect
It holds unanimously, the thickness of general positive plate 3 and negative plate 4 is slightly thick, is conducive to have without generating fusing by high current
Conducive to the service life of raising lithium battery group；The positive plate 21 or negative plate 22 of each single lithium battery 2 use welding side
Formula is fixedly connected with corresponding positive plate 3 or negative plate 4 respectively, and using welding structure simplicity, installation is faster, can save system
Make cost.
Refering to what is shown in Fig. 2, in the utility model the base material 212 of positive plate 21 or negative plate 22 using copper alloy and
At the laminating layer 211 is aluminum alloy materials, can ensure that single lithium battery 2 stretches out the positive plate of external portion using the structure
21 and the material of negative plate 22 are identical, are conducive to the serial or parallel connection of lithium battery group.
In conjunction with shown in Fig. 1~Fig. 2, when positive plate 3 is all made of copper material with negative plate 4 to be made, in single lithium battery 2 just
Pole piece 21 by the bending edges for being covered with aluminium using stretching into single lithium battery 2 and being connect with positive pole aluminium foil, without the copper of laminating layer
Material bending edges directly stretch out 2 appearance of single lithium battery, while the cathode of single lithium battery 2 bends L-shaped structure using copper material, this
When single lithium battery 2 to stretch out the positive and negative anodes of appearance be positive plate 3 that copper material can directly make with copper material or the welding of negative plate 4；
When positive plate 3 and negative plate 4, which are all made of aluminium, to be made, the negative plate 22 in single lithium battery 2 is using the folding that will be covered with aluminium
Crimp directly stretches out 2 appearance of single lithium battery, stretched into single lithium battery 2 without the copper material bending edges of laminating layer and with cathode copper
Foil connects, while the positive plate 21 of single lithium battery 2 is that aluminum alloy materials bend L-shaped structure, and single lithium battery 2 is stretched out at this time
The positive and negative anodes of appearance are that the positive plate 3 that aluminium can directly make with aluminium or negative plate 4 weld；Select identical material welding more
Adding conveniently, connection is also solid and reliable, while using bending L-shaped structure, can increase bonding area, improve the reliability of welding,
Be conducive to ensure passing through for high current.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention；It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (4)
1. a kind of lithium manganate battery group, it is characterised in that including shell (1), single lithium battery (2), positive plate (3) and negative plate
(4), the single lithium battery (2) is equipped with two or more and is respectively placed in shell (1), and each single lithium battery
Positive plate (21) or negative plate (22) be separately connected corresponding positive plate (3) or negative plate (4)；The positive plate (21) is negative
Pole piece (22) includes the laminating layer for bending L-shaped base material (212) and base material (212) a wherein bending edges both side surface
(211)。
2. lithium manganate battery group according to claim 1, it is characterised in that the positive plate (3) and negative plate (4) are adopted
It is formed with copper alloy, the base material (212) of positive plate (21) is formed using copper alloy, and the laminating layer of positive plate (21)
(211) it is aluminum alloy materials, negative plate (22) is that Cu alloy material bends L-shaped structure at this time.
3. lithium manganate battery group according to claim 1, it is characterised in that the positive plate (3) and negative plate (4) are adopted
It is made with aluminium alloy, the base material (212) of negative plate (22) is formed using copper alloy, and the laminating layer of negative plate (22)
(211) it is aluminum alloy materials, positive plate (21) is that aluminum alloy materials bend L-shaped structure at this time.
4. lithium manganate battery group according to claim 1, it is characterised in that the positive plate of each single lithium battery (2)
(21) or negative plate (22) is fixedly connected with corresponding positive plate (3) or negative plate (4) respectively using welding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820075706.8U CN207690918U (en) | 2018-01-17 | 2018-01-17 | A kind of lithium manganate battery group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820075706.8U CN207690918U (en) | 2018-01-17 | 2018-01-17 | A kind of lithium manganate battery group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207690918U true CN207690918U (en) | 2018-08-03 |
Family
ID=62991112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820075706.8U Expired - Fee Related CN207690918U (en) | 2018-01-17 | 2018-01-17 | A kind of lithium manganate battery group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207690918U (en) |
-
2018
- 2018-01-17 CN CN201820075706.8U patent/CN207690918U/en not_active Expired - Fee Related
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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: 20180803 Termination date: 20220117 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |