CN110379943A - A kind of column battery of belt glue pad - Google Patents
A kind of column battery of belt glue pad Download PDFInfo
- Publication number
- CN110379943A CN110379943A CN201910537434.8A CN201910537434A CN110379943A CN 110379943 A CN110379943 A CN 110379943A CN 201910537434 A CN201910537434 A CN 201910537434A CN 110379943 A CN110379943 A CN 110379943A
- Authority
- CN
- China
- Prior art keywords
- negative electrode
- rubber mat
- shell
- anode ear
- upper cover
- 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
Links
- 239000003292 glue Substances 0.000 title claims abstract description 18
- 229920001971 elastomer Polymers 0.000 claims abstract description 52
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 238000009413 insulation Methods 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 2
- -1 polypropylene Polymers 0.000 claims description 2
- 229920001155 polypropylene Polymers 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000004458 analytical method Methods 0.000 description 4
- 229920002943 EPDM rubber Polymers 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/147—Lids or covers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/183—Sealing members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- 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
Abstract
The invention discloses a kind of column batteries of belt glue pad, including battery core, anode ear, negative electrode lug, upper cover, shell and rubber mat；Battery core includes positive plate, negative electrode tab and diaphragm, positive plate is connect with anode ear, negative electrode tab is connect with negative electrode lug, in the cavity that battery core and rubber mat are placed in upper cover and shell is formed, sealing ring is equipped between upper cover and shell, anode ear connects upper cover, and rubber mat fits closely negative electrode lug with shell by squeezing in the upper end or lower end of battery core, rubber mat.The beneficial effects of the present invention are: setting rubber mat in the battery core upper end of column battery or lower end, it is squeezed using rubber mat, fits closely negative electrode lug with shell, avoid the welding sequence of negative electrode lug and shell, it can make full use of the space of battery core without using intermediate capillary, and then improve the energy density of battery.
Description
Technical field
The present invention relates to battery technology field, especially a kind of column battery of belt glue pad.
Background technique
Column battery is a kind of common battery, and according to application field difference, the size of column battery also has different need
It asks.The anode of battery core is generally welded on battery case by existing column battery, and cathode is welded on cell cover, upper cover and shell
Between with insulated enclosure circle separate.Wherein, anode can use capillary and extend to outer casing bottom, and anode is welded with shell
Come, or anode be welded at upper end housing side, in any case, required before upper cover and shell closing lid, from inside into
Row welding.The present invention provides a kind of column battery of belt glue pad, squeezes positive and negative tab by rubber mat, so that positive and negative tab and outer
Shell, upper cover sufficiently fit closely, and do not have to carry out interior welds.
Summary of the invention
The technical problem to be solved by the present invention is in view of the above shortcomings of the prior art, provide a kind of column electricity of belt glue pad
Pond.
In order to solve the above technical problems, the technical solution used in the present invention is: a kind of column battery of belt glue pad, including
Battery core, anode ear, negative electrode lug, upper cover, shell and rubber mat；Battery core includes positive plate, negative electrode tab and diaphragm, positive plate and anode ear
Connection, negative electrode tab are connect with negative electrode lug, in battery core and the cavity that rubber mat is placed in upper cover and shell is formed, are set between upper cover and shell
There is sealing ring；Anode ear connects upper cover, and rubber mat keeps negative electrode lug close with shell in the upper end or lower end of battery core, rubber mat by squeezing
Fitting.
In technical solution, rubber mat is in the upper end of battery core；The surface that anode ear is bonded with shell is equipped with insulation gummed paper, anode
Ear and upper cover are welded to connect.
In technical solution, rubber mat is in the upper end of battery core；The surface that anode ear is bonded with shell is equipped with insulation gummed paper, rubber mat
Squeezing anode ear fits closely anode ear with shell
In technical solution, rubber mat is in the upper end of battery core, and rubber mat is equipped with an aperture, and anode ear passes through aperture and upper cover welding connects
It connects.
In technical solution, in the lower end of battery core, rubber mat pastes negative electrode lug closely with shell by squeezing for rubber mat and negative electrode lug
It closes, anode ear and upper cover are welded to connect.
In technical solution, the material of rubber mat is EPDM or polypropylene material.
In technical solution, anode ear or negative electrode lug are to roll over extreme ear structure, and the end of positive plate or negative electrode tab is uncoated
Sheet metal is cut to uncoated sheet metal and is made its fold, forms anode ear or negative electrode lug.
The beneficial effects of the present invention are: setting rubber mat in the battery core upper end of column battery or lower end, squeezed using rubber mat, makes to bear
Tab is fitted closely with shell, avoids the welding sequence of negative electrode lug and shell, can make full use of electricity without using intermediate capillary
The space of core, and then improve the energy density of battery.
Detailed description of the invention
Fig. 1 is that the embodiment of the present invention one analyses structural schematic diagram.
Fig. 2 is the structural schematic diagram of the outer casing bottom amplification of the embodiment of the present invention one.
Fig. 3 is that the embodiment of the present invention two analyses structural schematic diagram.
Fig. 4 is that the embodiment of the present invention three analyses structural schematic diagram.
Fig. 5 is that the embodiment of the present invention four analyses structural schematic diagram.
Fig. 6 is the first positive plate of the embodiment of the present invention one and the structural schematic diagram of negative electrode tab.
Fig. 7 is second of positive plate of the embodiment of the present invention one and the structural schematic diagram of negative electrode tab.
Specific embodiment
The invention will now be described in further detail with reference to the accompanying drawings.
Embodiment one
As shown in Figure 1, Figure 2 and Fig. 5 shown in, a kind of column battery of belt glue pad, including battery core 101, anode ear 102, negative electrode lug 103,
Upper cover 104, shell 105 and rubber mat 107, battery core 101 include positive plate 109, negative electrode tab 110 and diaphragm, and positive plate 109 connects just
Tab 102, negative electrode tab 110 connect negative electrode lug 103, the cavity that battery core 101 and rubber mat 107 are placed in upper cover 104 and shell 105 is formed
In, sealing ring 106 is equipped between upper cover 104 and shell 105 to be prevented from being connected to so that upper cover 104 mutually insulate with shell 105.Rubber mat
107 are located at the upper end of battery core 101, and the anode ear 102 and negative electrode lug 103 connecting with battery core are all drawn in upper end.Rubber mat 107
Negative electrode lug 103 is fitted closely with shell 105 by squeezing.Anode ear 102 extends to upper cover along 107 outer wall of rubber mat
It at 104, and is welded with upper cover 104, anode ear 102 has a bit of contact with shell 105, it is short to will lead to battery core 101 in this way
Road, for anti-problem here, the present embodiment is equipped with insulation gummed paper 108, barrier on the surface that anode ear 102 is bonded with shell 105
The connection of the two.At the surface for the shell 105 that rubber mat 107 is in, it is equipped with a roller groove structure, reinforces negative electrode lug 103 and outer
The connection of shell 105.Rubber mat 107 selects the material with insulating properties, corrosion resistance and certain elasticity, preferably EPDM or poly- third
Alkene, but not limited to this.Because rubber mat 107 has certain elasticity, it can ensure negative electrode lug 103 and shell 105, it can also not
If roller groove structure.
Wherein, anode ear 102 and negative electrode lug 103 can be folding extreme ear structure, such as Fig. 6 and Fig. 7 as it can be seen that in positive plate 109
A terminal edge with negative electrode tab 110 is uncoated sheet metal, and to this, uncoated sheet metal is cut and made its fold,
The anode ear 102 perpendicular to positive plate 109 is formed, the negative electrode lug 103 perpendicular to negative electrode tab 110 is formed, is pasted on negative electrode lug 103
Upper insulation gummed paper 108.The mode of tab fold includes 180 ° of doublings (such as Fig. 6) and 90 ° of doublings (such as Fig. 7).
Embodiment two
As shown in figure 3, a kind of column battery of belt glue pad, basic structure is similar to embodiment one, including battery core 201, anode
Ear 202, negative electrode lug 203, upper cover 204, shell 205 and rubber mat 207.Negative electrode lug 203 connects battery core 201 and shell 205, anode ear
In the cavity that 202 connection battery cores 201 and upper cover 204, battery core 201 and rubber mat 207 are placed in upper cover 204 and shell 205 is formed, upper cover
Sealing ring 206 is equipped between 204 and shell 205.Its distinctive points is, in embodiment two, rubber mat 207 is placed under battery core 201
End, negative electrode lug 203 are drawn from 201 lower end of battery core, and rubber mat 207 fits closely negative electrode lug 203 with shell 205 by squeezing；Just
Tab 202 is drawn from 201 upper end of battery core and is welded to connect with upper cover 204.
Embodiment three
As shown in figure 4, a kind of column battery of belt glue pad, basic structure is similar to embodiment one, including battery core 301, anode
Ear 302, negative electrode lug 303, upper cover 304, shell 305 and rubber mat 307.Anode ear 302 connects battery core 301 and upper cover 304, negative electrode lug
In the cavity that 303 connection battery cores 301 and shell 305, battery core 301 and rubber mat 307 are placed in upper cover 304 and shell 305 is formed, upper cover
Sealing ring 306 is equipped between 304 and shell 305.Its distinctive points is, in embodiment three, rubber mat 307 is equipped with an aperture 308,
The surface of negative electrode lug 303 can not have to patch insulation gummed paper, directly pass through from aperture 308, be welded to connect with upper cover 304.
Example IV
As shown in figure 5, a kind of column battery of belt glue pad, basic structure is similar to embodiment one, including battery core 401, anode
Ear 402, negative electrode lug 403, upper cover 404, shell 405 and rubber mat 407.Negative electrode lug 403 connects battery core 401 and shell 405, anode ear
In the cavity that 402 connection battery cores 401 and upper cover 404, battery core 401 and rubber mat 407 are placed in upper cover 404 and shell 405 is formed, upper cover
Sealing ring 406 is equipped between 404 and shell 405.Its distinctive points is, in example IV, rubber mat 407 makes negative electrode lug by squeezing
403 fit closely with shell 405, and 407 upper end of rubber mat squeezes anode ear 402, paste anode ear 402 and upper cover 404 closely
It closes, without welding.
The above embodiments are merely illustrative and not limiting of the invention, therefore all according to described in present patent application range
The equivalent change or modification done of method, be included in the scope of the patent application of the present invention.
Claims (7)
1. a kind of column battery of belt glue pad, it is characterised in that: including battery core, anode ear, negative electrode lug, upper cover, shell and rubber mat；
The battery core includes positive plate, negative electrode tab and diaphragm, and positive plate is connect with anode ear, and negative electrode tab is connect with negative electrode lug, the electricity
In the cavity that core and the rubber mat are placed in the upper cover and the shell is formed, sealing ring is equipped between upper cover and shell；Anode
Ear connects upper cover, and rubber mat fits closely negative electrode lug with shell by squeezing in the upper end or lower end of battery core, rubber mat.
2. a kind of column battery of belt glue pad according to claim 1, it is characterised in that: the rubber mat is in the upper of battery core
End；The surface that the anode ear is bonded with shell is equipped with insulation gummed paper, and anode ear and upper cover are welded to connect.
3. a kind of column battery of belt glue pad according to claim 1, it is characterised in that: the rubber mat is in the upper of battery core
End；The surface that the anode ear is bonded with shell is equipped with insulation gummed paper, and rubber mat, which squeezes anode ear, keeps anode ear close with shell
Fitting.
4. a kind of column battery of belt glue pad according to claim 1, it is characterised in that: the rubber mat is in the upper of battery core
End, rubber mat are equipped with an aperture, and anode ear passes through aperture and upper cover is welded to connect.
5. a kind of column battery of belt glue pad according to claim 1, it is characterised in that: the rubber mat and the negative electrode lug
In the lower end of battery core, rubber mat fits closely negative electrode lug with shell by squeezing, and anode ear and upper cover are welded to connect.
6. a kind of column battery of belt glue pad according to claim 1, it is characterised in that: the material of the rubber mat is ternary
Second third or polypropylene material.
7. a kind of column battery of belt glue pad according to claim 1, it is characterised in that: the anode ear or negative electrode lug are
The end of folding extreme ear structure, positive plate or negative electrode tab is uncoated sheet metal, and uncoated sheet metal is cut and made
It is turned down, and forms anode ear or negative electrode lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910537434.8A CN110379943A (en) | 2019-06-20 | 2019-06-20 | A kind of column battery of belt glue pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910537434.8A CN110379943A (en) | 2019-06-20 | 2019-06-20 | A kind of column battery of belt glue pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110379943A true CN110379943A (en) | 2019-10-25 |
Family
ID=68249061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910537434.8A Pending CN110379943A (en) | 2019-06-20 | 2019-06-20 | A kind of column battery of belt glue pad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110379943A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769219A (en) * | 2020-06-09 | 2020-10-13 | 合肥国轩高科动力能源有限公司 | Novel lithium battery cover plate and lithium battery |
| WO2023279574A1 (en) * | 2021-07-06 | 2023-01-12 | 江苏时代新能源科技有限公司 | Battery cell, battery, electric device, and method and device for manufacturing battery cell |
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| CN101604737A (en) * | 2008-06-13 | 2009-12-16 | 深圳市比克电池有限公司 | A kind of secondary cell |
| CN104332647A (en) * | 2013-04-19 | 2015-02-04 | 王昉 | Rechargeable lithium ion button cell battery |
| CN205335305U (en) * | 2015-12-29 | 2016-06-22 | 东莞新能源科技有限公司 | Cylindricality lithium ion battery |
| CN108288688A (en) * | 2018-03-27 | 2018-07-17 | 贵州东森新能源科技有限公司 | A kind of column lithium ion battery lug optimization structure |
| CN208539026U (en) * | 2018-08-28 | 2019-02-22 | 横店集团东磁股份有限公司 | A kind of lithium ion battery |
| CN210245556U (en) * | 2019-06-20 | 2020-04-03 | 金能电池(东莞)有限公司 | Columnar battery with rubber mat |
-
2019
- 2019-06-20 CN CN201910537434.8A patent/CN110379943A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101604737A (en) * | 2008-06-13 | 2009-12-16 | 深圳市比克电池有限公司 | A kind of secondary cell |
| CN104332647A (en) * | 2013-04-19 | 2015-02-04 | 王昉 | Rechargeable lithium ion button cell battery |
| CN205335305U (en) * | 2015-12-29 | 2016-06-22 | 东莞新能源科技有限公司 | Cylindricality lithium ion battery |
| CN108288688A (en) * | 2018-03-27 | 2018-07-17 | 贵州东森新能源科技有限公司 | A kind of column lithium ion battery lug optimization structure |
| CN208539026U (en) * | 2018-08-28 | 2019-02-22 | 横店集团东磁股份有限公司 | A kind of lithium ion battery |
| CN210245556U (en) * | 2019-06-20 | 2020-04-03 | 金能电池(东莞)有限公司 | Columnar battery with rubber mat |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111769219A (en) * | 2020-06-09 | 2020-10-13 | 合肥国轩高科动力能源有限公司 | Novel lithium battery cover plate and lithium battery |
| WO2023279574A1 (en) * | 2021-07-06 | 2023-01-12 | 江苏时代新能源科技有限公司 | Battery cell, battery, electric device, and method and device for manufacturing battery cell |
| EP4138166A4 (en) * | 2021-07-06 | 2023-11-01 | Jiangsu Contemporary Amperex Technology Limited | Battery cell, battery, electrical device, and manufacturing method and device for battery cell |
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