CN208655807U - Lithium battery - Google Patents
Lithium battery Download PDFInfo
- Publication number
- CN208655807U CN208655807U CN201820757422.7U CN201820757422U CN208655807U CN 208655807 U CN208655807 U CN 208655807U CN 201820757422 U CN201820757422 U CN 201820757422U CN 208655807 U CN208655807 U CN 208655807U
- Authority
- CN
- China
- Prior art keywords
- cathode
- band
- electrode group
- lithium battery
- anode
- 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
Links
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 23
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 239000012528 membrane Substances 0.000 claims abstract description 8
- 239000003792 electrolyte Substances 0.000 claims abstract description 6
- 239000004020 conductor Substances 0.000 claims abstract description 4
- 239000006260 foam Substances 0.000 claims description 7
- 239000004033 plastic Substances 0.000 claims description 3
- 229920001643 poly(ether ketone) Polymers 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims 1
- 238000004891 communication Methods 0.000 description 2
- 229910000733 Li alloy Inorganic materials 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Secondary Cells (AREA)
- Primary Cells (AREA)
- Cell Separators (AREA)
Abstract
The utility model proposes a kind of lithium batteries, bottom plate including insulating properties, the electrode group being inserted on the bottom plate, the cathode cylinder being sheathed on outside the electrode group, it is covered on the sealing ring of the insulating properties on cathode cylinder top, positive terminal in the middle part of sealing ring and the outer membrane outside the cathode cylinder, electrolyte is equipped in the cathode cylinder, the electrode group includes the band-like anode being cascading from inside to outside, every band and band-like cathode, the anode, it is arranged every band and cathode in vortex-like curling, the top of anode is electrically connected at least two positive wire plates at equal intervals, each positive wire plate is folded in the top inside and outside layer of electrode group and is correspondingly arranged, the top of positive wire plate is electrically connected with positive terminal, the cathode of the electrode group is electrically connected by cathode conductor plate with cathode cylinder.The lithium battery passes through at least two positive wire plates connection anode being arranged at equal intervals, and the distance for lengthening the anode longitudinal direction of lithium battery improves its output rating to reduce the current density of unit area.
Description
Technical field
The utility model relates to a kind of battery apparatus, particularly relate to a kind of lithium battery.
Background technique
With the development of society, communication apparatus using more and more extensive, and lithium battery is the accumulation power supply of a new generation, by
Lithium metal or lithium alloy are widely used in current industrial production, as negative electrode material especially in new-energy automobile, power grid
There is very big application prospect in the fields such as energy storage, special purpose vehicle, communication base station.
With the fast development of electric tool, electronic toy etc., the high power discharge ability of battery is proposed increasingly
High requirement, difficulty of the existing circular lithium-ion batteries in electric current extraction, causes it to be difficult to high power, hinders as a result,
It develops.
Utility model content
The utility model proposes a kind of lithium battery, solve the problems, such as that power is low in the prior art.
The technical solution of the utility model is achieved in that
A kind of lithium battery, bottom plate including insulating properties, are sheathed on outside the electrode group electrode group being inserted on the bottom plate
Cathode cylinder, the sealing ring of insulating properties, the positive terminal in the middle part of sealing ring and negative set on this that are covered on cathode cylinder top
Outer membrane outside the cylinder of pole, is equipped with electrolyte in the cathode cylinder, the electrode group include be cascading from inside to outside it is band-like
Anode, every band and band-like cathode, the anode, every band and cathode in vortex-like curling setting, the top of the anode is electric at equal intervals
At least two positive wire plates are connected with, each positive wire plate is folded in the top inside and outside layer of electrode group and is correspondingly arranged, the anode
The top of wire guide plate is electrically connected with positive terminal, and the cathode of the electrode group is electrically connected by cathode conductor plate with cathode cylinder.
Preferred embodiment is that the positive wire plate is two, and interval is distributed in the position of the trisection of anode.
Preferred embodiment is, it is described every band be plastic tape.
Preferred embodiment is, it is described every band be polyolefin tapes or polyether-ketone band.
Preferred embodiment is to be equipped with the foam of bar shaped in the cathode cylinder along its longitudinal direction.
Preferred embodiment is that the foam is PE foam.
Preferred embodiment is that the outer membrane is polyimide film.
The utility model has the following beneficial effects:
Lithium battery in the utility model passes through at least two positive wire plates connection anode being arranged at equal intervals, lengthens lithium
The distance that the anode of battery is longitudinal improves its output rating to reduce the current density of unit area.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model lithium battery；
Fig. 2 is the perspective view of electrode group part in Fig. 1.
In figure:
10, bottom plate；20, electrode group；30, cathode cylinder；50, sealing ring；60, positive terminal；80, outer membrane；21, positive；22,
Every band；23, cathode；25, positive wire plate.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, 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 embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, the lithium battery includes the bottom plate 10 of insulating properties, the electrode group 20 being inserted on the bottom plate 10, is arranged
In 20 outside of the electrode group cathode cylinder 30, be covered on 30 top of cathode cylinder insulating properties sealing ring 50, be set to sealing ring 50
The positive terminal 60 at middle part and the outer membrane 80 outside the cathode cylinder 30, the cathode cylinder 30 is interior to be equipped with electrolyte.
Please refer to Fig. 2, which includes the band-like anode 21 being cascading from inside to outside, every band 22
And band-like cathode 23, the anode 21 are arranged every band 22 and cathode 23 in swirl shape curling.In the present embodiment, the anode 21
Top is electrically connected with two positive wire plates 25, which folds in the top inside and outside layer of electrode group 20 and be correspondingly arranged.
The top of the two positive wires plate 25 is electrically connected with positive terminal 60.In the present embodiment, which divides at equal intervals
It is distributed in the position of the trisection of anode 21.The cathode 23 of the electrode group 20 passes through 30 electricity of cathode conductor plate (not shown) and cathode cylinder
Connection.When it is implemented, the number of the positive wire plate 25 is not limited by the present embodiment, at least two, can also be etc.
It is spaced three or more.Being somebody's turn to do every band 22 can be plastic tape, concretely polyolefin tapes or polyether-ketone band.
When it is implemented, being equipped with the foam of bar shaped in the cathode cylinder 30 along its longitudinal direction, which can be PE foam, to increase
The absorption of electrolyte, to be conducive to the storage of electrolyte.
The outer membrane 80 can be polyimide film.
The lithium battery passes through at least two positive wire plates 25 being arranged at equal intervals and connects anode 21, is lengthening lithium battery just
Extremely longitudinal distance improves its output rating to reduce the current density of unit area.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (7)
1. a kind of lithium battery, it is characterised in that: bottom plate including insulating properties, is sheathed on this at the electrode group being inserted on the bottom plate
Cathode cylinder outside electrode group, be covered on cathode cylinder top insulating properties sealing ring, the positive terminal in the middle part of sealing ring
And the outer membrane outside the cathode cylinder, the cathode cylinder is interior to be equipped with electrolyte, and the electrode group includes stacking gradually to set from inside to outside
The band-like anode set, every band and band-like cathode, the anode, every band and cathode in vortex-like curling setting, the top of the anode
End is electrically connected at least two positive wire plates at equal intervals, and each positive wire plate should be set in the top inside and outside layer overlay of electrode group
It sets, the top of the positive wire plate is electrically connected with positive terminal, and the cathode of the electrode group passes through cathode conductor plate and cathode cylinder
Electrical connection.
2. lithium battery as described in claim 1, it is characterised in that: the positive wire plate is two, and interval is distributed in just
The position of the trisection of pole.
3. lithium battery as claimed in claim 1 or 2, it is characterised in that: it is described every band be plastic tape.
4. lithium battery as claimed in claim 3, it is characterised in that: it is described every band be polyolefin tapes or polyether-ketone band.
5. lithium battery as claimed in claim 1 or 2, it is characterised in that: be equipped with the bubble of bar shaped in the cathode cylinder along its longitudinal direction
Cotton.
6. lithium battery as claimed in claim 5, it is characterised in that: the foam is PE foam.
7. lithium battery as claimed in claim 1 or 2, it is characterised in that: the outer membrane is polyimide film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820757422.7U CN208655807U (en) | 2018-05-21 | 2018-05-21 | Lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820757422.7U CN208655807U (en) | 2018-05-21 | 2018-05-21 | Lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208655807U true CN208655807U (en) | 2019-03-26 |
Family
ID=65779278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820757422.7U Expired - Fee Related CN208655807U (en) | 2018-05-21 | 2018-05-21 | Lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208655807U (en) |
-
2018
- 2018-05-21 CN CN201820757422.7U patent/CN208655807U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 |