CN206976408U - A kind of pillar lithium manganese dioxide cell - Google Patents
A kind of pillar lithium manganese dioxide cell Download PDFInfo
- Publication number
- CN206976408U CN206976408U CN201720888538.XU CN201720888538U CN206976408U CN 206976408 U CN206976408 U CN 206976408U CN 201720888538 U CN201720888538 U CN 201720888538U CN 206976408 U CN206976408 U CN 206976408U
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- CN
- China
- Prior art keywords
- anode ear
- electric core
- box hat
- core shell
- cover plate
- 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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- 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 discloses a kind of pillar lithium manganese dioxide cell, including box hat, battery core, electric core shell and cover plate, electric core shell is loaded on the inside of box hat, logical more multipair limited blocks symmetrically arranged on box hat inwall fix the position of electric core shell, in the annular groove that the top that cover plate is fixed on box hat is set, the second anode ear and the first anode ear are fixed respectively at the top of electric core shell and on cover plate, second anode ear connects fuse between the first anode ear very much, and the bottom of electric core shell is fixed with the negative electrode lug through box hat bottom.Pass through setting of the present utility model, the fixation between electric core shell, cover plate and box hat is realized respectively, so that it is relatively fixed between electric core shell and cover plate, anode ear is split as the first anode ear and the second anode ear, therebetween fuse is connected, when external short-circuit of battery, in battery temperature rise reach fuse fusing point blow a fuse cut-out circuit, the security of the battery of raising.
Description
Technical field
Technical field of lithium batteries is the utility model is related to, specially a kind of pillar lithium manganese dioxide cell.
Background technology
Lithium battery has the advantages that operating temperature range is wide, and discharging voltage balance, self-discharge rate is low, and service life is long,
Every field is widely used in, wherein most commonly used is exactly lithium manganese dioxide cell.Current lithium manganese dioxide cell
Battery core is wound into after usually separating positive plate, negative plate by barrier film, shell is set outside battery core, battery core is provided with shell
Lid, the anode ear of battery core are connected through battery core lid with the external world, are fixed between anode ear and battery core lid to ensure cell sealing
, this set when battery is by more violent vibrations, be also easy to produce between battery core lid and battery core relative motion make anode ear by
Power, easily causes anode ear fracture or the welding between anode ear and positive plate loosens, so as to have influence on the use of battery.
Utility model content
The purpose of this utility model is to provide a kind of pillar lithium manganese dioxide cell, to solve to carry in above-mentioned background technology
The problem of going out.
To achieve the above object, the utility model provides following technical scheme：A kind of pillar lithium manganese dioxide cell, including
Including box hat, electric core shell, battery core and cover plate, the battery core wind after being separated by positive plate and negative plate by barrier film and formed, institute
The outside that electric core shell is coated on the battery core is stated, the side wall top of the box hat offers the annular groove for fixing the cover plate,
The electric core shell is located inside the box hat and elastic resin bed course, the sustained height of the box hat inwall is provided therebetween
Place is symmetrically arranged with multipair limited block, and the limited block and the distance of the box hat bottom are arranged to suitably larger than described battery core
The height of shell, the top of the electric core shell are provided with the first anode ear, second to be in communication with the outside are being provided with the cover plate just
Lug, a fuse is connected between first anode ear and second anode ear, and the length of the fuse is more than
Air line distance between first anode ear and second anode ear, the bottom of the electric core shell are set through the box hat
There is the negative electrode lug being in communication with the outside.
Further, for described pillar lithium manganese dioxide cell, it is provided between the cover plate and the annular groove close
Seal, equal sealed set between first anode ear and the negative electrode lug and the electric core shell.
Further, for described pillar lithium manganese dioxide cell, insulating barrier is provided with the inwall of the box hat.
Further, for described pillar lithium manganese dioxide cell, plus plate current-collecting body is provided with the positive plate, institute
State and negative current collector is provided with negative plate.
Further, for described pillar lithium manganese dioxide cell, the plus plate current-collecting body is that thickness is 0.02mm's
Graphite linings conductive layer, the negative current collector are the copper mesh that thickness is 0.12mm.
Compared with prior art, the beneficial effects of the utility model are：
A kind of pillar lithium manganese dioxide cell of the present utility model, box hat being added outside electric core shell, battery is overall more firm,
Electric core shell is fixed by the limited block on box hat inwall, the elastic resin bed course between box hat and electric core shell can make the two more steady
Gu and reduction abrasion, cover plate can also be fixed after being caught in the annular groove on box hat top, the phase being achieved between battery core and cover plate
To fixation；Anode ear is split as the first anode ear being connected with the positive plate in battery core and the second positive pole being fixed on cover plate
Ear, fuse is added between the first anode ear and the second anode ear, when external short-circuit of battery, temperature rises and reached in battery
The fusing point of fuse, which blows a fuse, cuts off circuit, improves the security of battery.
Brief description of the drawings
Fig. 1 is the utility model structure diagram,
Wherein, 1, box hat, 2, electric core shell, 3, battery core, 31, positive plate, 32, negative plate, 33, barrier film, 4, cover plate, 5, ring
Groove, 6, limited block, the 7, first anode ear, the 8, second anode ear, 9, fuse, 10, negative electrode lug.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, the utility model provides a kind of technical scheme：A kind of pillar lithium manganese dioxide cell, including including
Box hat (1), electric core shell (2), battery core (3) and cover plate (4), the battery core (3) by positive plate (31) and negative plate (32) by every
Film (33) winds after separating and formed, and the electric core shell (2) is coated on the outside of the battery core (3), the side wall top of the box hat (1)
End is offered for fixing the annular grooves (5) of the cover plate (4), and the electric core shell (2) be located inside the box hat (1) and the two it
Between be provided with elastic resin bed course, be symmetrically arranged with multipair limited block (6), and institute at the sustained height of box hat (1) inwall
The distance for stating limited block (6) and the box hat (1) bottom is arranged to the height of suitably larger than described electric core shell (2), the battery core
The top of shell (2) is provided with the first anode ear (7), and the second anode ear (8) being in communication with the outside is provided with the cover plate (4),
A fuse (9), and the length of the fuse (9) are connected between first anode ear (7) and second anode ear (8)
Degree is more than the air line distance between first anode ear (7) and second anode ear (8), the bottom of the electric core shell (2)
The negative electrode lug (10) being in communication with the outside is provided with through the box hat (1).
Sealing ring, first anode ear (7) and the negative pole are provided between the cover plate (4) and the annular groove (5)
Equal sealed set between ear (10) and the electric core shell (2).
Insulating barrier is provided with the inwall of the box hat (1).
Plus plate current-collecting body is provided with the positive plate (31), negative current collector is provided with the negative plate (32).
The plus plate current-collecting body is the graphite linings conductive layer that thickness is 0.02mm, and the negative current collector is that thickness is
0.12mm copper mesh.
In summary, in the utility model, box hat (1) is added outside electric core shell (2), battery is overall more firm, passes through steel
Limited block (6) on shell (1) inwall is fixed by electric core shell (2), and the elastic resin bed course between box hat (1) and electric core shell (2) can
Make the two more firm and reduce abrasion, cover plate (4) can also be fixed after being caught in the annular groove (5) on box hat (1) top, is achieved in
Being relatively fixed between battery core (3) and cover plate (4)；That anode ear is split as being connected with the positive plate (31) in battery core (3)
One anode ear (7) and the second anode ear (8) being fixed on cover plate (4), the first anode ear (7) and the second anode ear (8) it
Between add fuse (9), temperature, which rises, when external short-circuit of battery, in battery reaches the fusing point of fuse (9) and makes fuse (9)
Fusing cut-out circuit, improve the security of battery.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
- A kind of 1. pillar lithium manganese dioxide cell, it is characterised in that including box hat, electric core shell, battery core and cover plate, the battery core by Positive plate and negative plate wind after being separated by barrier film and formed, and the electric core shell is coated on the outside of the battery core, the box hat Side wall top offer annular groove for fixing the cover plate, the electric core shell is located inside the box hat and set therebetween Be equipped with elastic resin bed course, be symmetrically arranged with multipair limited block at the sustained height of the box hat inwall, and the limited block with The distance of the box hat bottom is arranged to the height of suitably larger than described electric core shell, and the top of the electric core shell is being provided with first just Lug, is provided with the second anode ear being in communication with the outside on the cover plate, first anode ear and second anode ear it Between be connected with a fuse, and the length of the fuse be more than it is straight between first anode ear and second anode ear Linear distance, the bottom of the electric core shell are provided with the negative electrode lug being in communication with the outside through the box hat.
- 2. pillar lithium manganese dioxide cell according to claim 1, it is characterised in that between the cover plate and the annular groove It is provided with sealing ring, equal sealed set between first anode ear and the negative electrode lug and the electric core shell.
- 3. pillar lithium manganese dioxide cell according to claim 1, it is characterised in that be provided with the inwall of the box hat Insulating barrier.
- 4. pillar lithium manganese dioxide cell according to claim 1, it is characterised in that be provided with positive pole on the positive plate Collector, negative current collector is provided with the negative plate.
- 5. pillar lithium manganese dioxide cell according to claim 4, it is characterised in that the plus plate current-collecting body is that thickness is 0.02mm graphite linings conductive layer, the negative current collector are the copper mesh that thickness is 0.12mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720888538.XU CN206976408U (en) | 2017-07-21 | 2017-07-21 | A kind of pillar lithium manganese dioxide cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720888538.XU CN206976408U (en) | 2017-07-21 | 2017-07-21 | A kind of pillar lithium manganese dioxide cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206976408U true CN206976408U (en) | 2018-02-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720888538.XU Expired - Fee Related CN206976408U (en) | 2017-07-21 | 2017-07-21 | A kind of pillar lithium manganese dioxide cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206976408U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108400278A (en) * | 2018-03-15 | 2018-08-14 | 重庆市紫建电子有限公司 | A kind of lithium ion battery safe design |
| CN110085778A (en) * | 2019-05-30 | 2019-08-02 | 广东顺德工业设计研究院(广东顺德创新设计研究院) | Battery case, lithium ion battery and Li-ion batteries piles |
| CN110379993A (en) * | 2019-08-14 | 2019-10-25 | 横店集团东磁股份有限公司 | A kind of lithium battery combination cover cap and lithium battery |
-
2017
- 2017-07-21 CN CN201720888538.XU patent/CN206976408U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108400278A (en) * | 2018-03-15 | 2018-08-14 | 重庆市紫建电子有限公司 | A kind of lithium ion battery safe design |
| CN110085778A (en) * | 2019-05-30 | 2019-08-02 | 广东顺德工业设计研究院(广东顺德创新设计研究院) | Battery case, lithium ion battery and Li-ion batteries piles |
| CN110379993A (en) * | 2019-08-14 | 2019-10-25 | 横店集团东磁股份有限公司 | A kind of lithium battery combination cover cap and lithium battery |
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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: 20180206 Termination date: 20190721 |