CN202167559U - Battery with high capacity - Google Patents
Battery with high capacity Download PDFInfo
- Publication number
- CN202167559U CN202167559U CN2011202348374U CN201120234837U CN202167559U CN 202167559 U CN202167559 U CN 202167559U CN 2011202348374 U CN2011202348374 U CN 2011202348374U CN 201120234837 U CN201120234837 U CN 201120234837U CN 202167559 U CN202167559 U CN 202167559U
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- top cover
- negative pole
- negative
- shell
- anodal
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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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Abstract
The utility model provides a battery with high capacity, which can be charged or discharged with large current, cannot expand in shape and is long in service life and simple in assembly process. The battery with the high capacity comprises more than one group of battery cores, a shell, an anode component and a cathode component. The battery cores are located in the shell cavity, and the anode component and the cathode component are located at two ends of the shell. The anode component comprises an anode top cover which enables a port of the shell to be sealed and an anode electrode post installed on the anode top cover, and the cathode component comprises a cathode top cover which enables the other port of the shell to be sealed and a cathode electrode post installed on the cathode top cover. The cathode top cover and the anode top cover are both made of metal materials, an anode lug is integrally welded to the anode top cover after being shaped and bent, a cathode lug is integrally welded to the cathode top cover after being shaped and bent, an insulating washer is arranged between the cathode top cover and the shell, and an explosion-proof device is arranged on the anode top cover or the cathode top cover.
Description
Technical field
The utility model belongs to battery technology and super capacitor technical field, relates in particular to a kind of high-capacity battery of electric current charge and discharge greatly.
Background technology
When the high power capacity great current cell is applied to fields such as portable high-performance electric tool, digital product, electric automobile, energy storage; At present, the anode pole piece of battery and cathode pole piece all are with film or paper tinsel shape material, form electric core to middle separating by cylindric coiling with barrier film of positive and negative plate then; Reinstall in the shell; In the prior art, lug is lug to be connected on the top cover indirectly derive with extraneous conduction, and the high power capacity great current cell will produce a large amount of heat when big electric current charge and discharge.
Application (patent) number: CN200810142440.5; Open (bulletin) number: CN101651186; Title: the one Chinese patent application of the assembly method of a kind of battery pole ear and cover plate discloses the assembly method of a kind of battery pole ear and cover plate, may further comprise the steps: the end that a) the lug ejector is placed on battery roll core; B) will roll up a plurality of lugs that stretch out the core end and the conductive layer of lug ejector electrically contacts; C) with second pad lug is pressed on the lug ejector; D) battery cover board is placed on the upper surface of second pad, and with battery cover board periphery and battery case sealing.Further comprising the steps of after the said step b): b1) with being welded on the conductive layer of lug ejector after the lug press-bending.The utility model is welded on lug on the lug ejector, and compresses through the second pad Mechanical Contact.The disclosed battery of this patent application is provided with switching parts such as the lug ejector and second pad, derives electric power with the switching piece switching; With lug shearing or disrumpent feelings, when the assembling of battery pole ear and cover plate, be difficult in the process of coiling lug is alignd so simultaneously; The welding position can not be controlled; Lug and pole bad connection well perhaps lost efficacy, and battery is in big electric current charge and discharge process, and external form can expand; Battery temperature is too high, and influence is used battery life even caused the generation of security incident.
Summary of the invention
The purpose of the utility model is to provide a kind of high-capacity battery, and electric current charge and discharge and external form can not expand greatly, long service life, and assembly technology is simple.
The utility model is realized through following technical scheme:
High-capacity battery includes one group of above electric core, shell, anodal parts and anode member, and electric core is arranged in shell inner cavity, and anodal parts and anode member are positioned at the two ends of shell; The electricity core comprises that multi-disc positive plate, barrier film and negative plate adopt coiling or stacked system to arrange and be formed by connecting; Barrier film is interval between adjacent positive plate, the negative plate; The said positive plate of each sheet has included positive pole ear and plus plate current-collecting body, and each sheet negative plate has included negative lug and negative current collector; Wherein, anodal parts include the anodal top cover of shell one port sealing and are installed in the Positive Poles on the anodal top cover, and anode member includes the negative pole top cover of shell another port sealing and is installed in the negative pole pole on the negative pole top cover; Positive pole ear extends in the outside and gap between anodal top cover and plus plate current-collecting body of plus plate current-collecting body, and negative lug is extended in the outside and gap between negative pole top cover and negative current collector of negative current collector; Said negative pole top cover and anodal top cover all adopt metal material to process, and are welded as a whole with anodal top cover after the positive pole ear shaping is bent, and are welded as a whole with the negative pole top cover after the negative lug shaping is bent.
Between negative pole top cover and shell, be provided with insulating washer.
Said anodal top cover or negative pole top cover are provided with explosion-protection equipment.
The beneficial effect of the utility model is following:
The utility model provides a kind of high-capacity battery, and electric current charge and discharge and external form can not expand greatly, long service life, and assembly technology is simple.The utility model is realized through following technical scheme: battery includes one group of above electric core, shell, insulating washer, positive pole and negative pole; The two ends of shell are respectively by anodal top cover and negative pole top seal, and positive pole is fixed on the anodal top cover, and negative pole is fixed on the negative pole top cover.With being welded on the both positive and negative polarity top cover after the lug shaping press-bending and guaranteeing that electric core winding is firm, said both positive and negative polarity top cover is a metal material.The utlity model has: 1. electric current charge and discharge greatly; 2. battery circulation back external form does not expand; 3. have the explosion function; 4. energy density is high; 5. pole piece modification not; And connect advantages such as stable, good heat dissipation, little, the electric core overall dimensions of contact internal resistance are stable.
Description of drawings
Fig. 1 is the overall structure decomposing schematic representation of the utility model high-capacity battery;
Fig. 2 is the pole piece and the top cover connecting structure sketch map of the utility model high-capacity battery;
Fig. 3 is the anode member structural representation of the utility model high-capacity battery;
Fig. 4 is the anodal modular construction sketch map of the utility model high-capacity battery.
Description of reference numerals:
1, negative pole top cover, 2, insulating washer, 3, electric core, 4, shell, 5, anodal top cover, 6, explosion-protection equipment, 11, welding groove, 12, the negative pole pole.
Embodiment
The utility model discloses a kind of high-capacity battery, ask for an interview Fig. 1 to Fig. 4, include one group of above electric core 3, shell 4, anodal parts and anode member, electric core 3 is arranged in shell 4 inner chambers, and anodal parts and anode member are positioned at the two ends of shell 4; Electricity core 3 comprises that multi-disc positive plate, barrier film and negative plate adopt coiling or stacked system to arrange and be formed by connecting; Barrier film is interval between adjacent positive plate, the negative plate; The said positive plate of each sheet has included positive pole ear and plus plate current-collecting body, and each sheet negative plate has included negative lug and negative current collector; Wherein, anodal parts include the anodal top cover 5 of shell one port sealing and are installed in the Positive Poles on the anodal top cover 5, and anode member includes the negative pole top cover 1 of shell another port sealing and is installed in the negative pole pole 12 on the negative pole top cover 1; Positive pole ear extends in the outside and gap between anodal top cover 5 and plus plate current-collecting body of plus plate current-collecting body, and negative lug is extended in the outside and gap between negative pole top cover 1 and negative current collector of negative current collector; Said negative pole top cover and anodal top cover all adopt metal material to process, and are welded as a whole with anodal top cover 5 after the positive pole ear shaping is bent, and are welded as a whole with negative pole top cover 1 after the negative lug shaping is bent.
Between negative pole top cover 1 and shell 4, be provided with insulating washer 2.
Said anodal top cover 5 or negative pole top cover 1 are provided with explosion-protection equipment 6.
Below in conjunction with accompanying drawing embodiment is further specified.
In the present embodiment, like Fig. 1, the whole cylindrical-shaped structure that adopts of high-capacity battery, shell 4 is the aluminum hull of cylindrical surface structure, electric core 3 is the solid of cylindrical structure; Insulating washer 2 is the annulus round.
The surface of negative pole top cover 1 and anodal top cover 5 has the metal plating material layer, the gauge scope of said metal plating material layer: 4 to 8 μ m, adopt to be prone to welding, anti-oxidation metal material, as: nickel, tin.
Like Fig. 2,3, negative pole pole 12 is positioned at negative pole top cover 1 middle part, is towards the roundlet column structure of outside protrusion; The lateral wall of negative pole pole 12 is provided with external screw thread, and perhaps negative pole pole 12 has the hollow via-hole that is provided with internal thread; The inner of negative pole pole 12 is connected with negative pole top cover 1 middle part, and negative pole pole 12 is one-body molded with negative pole top cover 1.
Negative pole top cover 1 is provided with multi-pass welding access slot 11, is linear radial and extends to the outside from negative pole top cover 1 middle part, is groove structure; The bottom land thickness of said welding groove 11 is less than the thickness of negative pole top cover 1; The bottom land gauge of welding groove 11 is 0.1 to 3mm; The inner surface of negative pole top cover 1 is the plane or has and the corresponding convex surface of the bottom land of welding groove 11 that the groove inner chamber of said welding groove 11 belongs to welding region and scribbles easy welding material.
Like Fig. 4, anodal parts adopt the structure identical with anode member.
The assembly method of above-mentioned high-capacity battery wherein, may further comprise the steps:
1. firmly be placed on electric core winding in the shell inner cavity;
2. insulating washer is placed between negative pole top cover and the shell, and fixing;
3. the positive pole ear shaping being bent contacts with anodal top cover, contacts with the negative pole top cover after the negative lug shaping is bent;
4. weld from the outside of anodal top cover, the melted material of anodal top cover and welding material connect as one anodal top cover and positive pole ear, anodal top cover and positive pole ear conducting; Weld from the outside of negative pole top cover, the melted material of negative pole top cover and welding material connect as one negative pole top cover and negative lug, negative pole top cover and negative lug conducting.
In the above-mentioned steps 4, adopt welding of laser welding or ultra-sonic welded or molecular diffusion or resistance welded mode that anodal top cover and positive pole ear, negative pole top cover and negative lug are welded as a whole; The welding position is the welding groove position of negative pole top cover or anodal top cover; During welding, the bottom land material of welding groove melts, and the cooling back fastens as one with positive pole ear or negative lug.
Above-mentioned listed concrete implementation is nonrestrictive, and to one skilled in the art, in not departing from the utility model scope, various improvement and the variation carried out all belong to the protection range of the utility model.
Claims (10)
1. high-capacity battery includes one group of above electric core (3), shell (4), anodal parts and anode member, and electric core (3) is arranged in shell (4) inner chamber, and anodal parts and anode member are positioned at the two ends of shell (4); Electricity core (3) comprises that multi-disc positive plate, barrier film and negative plate adopt coiling or stacked system to arrange and be formed by connecting; Barrier film is interval between adjacent positive plate, the negative plate; The said positive plate of each sheet has included positive pole ear and plus plate current-collecting body, and each sheet negative plate has included negative lug and negative current collector; It is characterized in that: anodal parts include the anodal top cover (5) of shell one port sealing and are installed in the Positive Poles on the anodal top cover (5), and anode member includes the negative pole top cover (1) of shell another port sealing and is installed in the negative pole pole (12) on the negative pole top cover (1); Positive pole ear extends the outside of plus plate current-collecting body and is arranged in the gap between anodal top cover (5) and the plus plate current-collecting body, and negative lug is extended the outside of negative current collector and is arranged in the gap between negative pole top cover (1) and the negative current collector; Said negative pole top cover and anodal top cover all adopt metal material to process, and are welded as a whole with anodal top cover (5) after the positive pole ear shaping is bent, and are welded as a whole with negative pole top cover (1) after the negative lug shaping is bent.
2. high-capacity battery as claimed in claim 1 is characterized in that: between said negative pole top cover (1) and shell (4), be provided with insulating washer (2).
3. high-capacity battery as claimed in claim 1 is characterized in that: said anodal top cover (5) or negative pole top cover (1) are provided with explosion-protection equipment (6).
4. high-capacity battery as claimed in claim 3 is characterized in that: the whole cylindrical-shaped structure that adopts, and shell (4) is the aluminum hull of cylindrical surface structure, electric core (3) is the solid of cylindrical structure; Insulating washer (2) is the annulus round.
5. like each described high-capacity battery in the claim 1 to 4, it is characterized in that: the surface of said negative pole top cover (1) and anodal top cover (5) has the metal plating material layer.
6. high-capacity battery as claimed in claim 5 is characterized in that: the gauge scope of said metal plating material layer: 4 to 8 μ m.
7. like each described high-capacity battery in the claim 1 to 4, it is characterized in that: said negative pole pole (12) is positioned at negative pole top cover (1) middle part, is towards the roundlet column structure of outside protrusion; The lateral wall of negative pole pole (12) is provided with external screw thread, and perhaps negative pole pole (12) has the hollow via-hole that is provided with internal thread; The inner of negative pole pole (12) is connected with negative pole top cover (1) middle part, and negative pole pole (12) is one-body molded with negative pole top cover (1).
8. high-capacity battery as claimed in claim 7 is characterized in that: said negative pole top cover (1) is provided with multi-pass welding access slot (11), is linear radial and extends to the outside from negative pole top cover (1) middle part, is groove structure; The bottom land thickness of said welding groove (11) is less than the thickness of negative pole top cover (1); The bottom land gauge of welding groove (11) is 0.1 to 3mm; The inner surface of negative pole top cover (1) is the plane or has the corresponding convex surface of bottom land with welding groove (11) that the groove inner chamber of said welding groove (11) belongs to welding region and scribbles easy welding material.
9. high-capacity battery as claimed in claim 8 is characterized in that: said anodal parts adopt the structure identical with anode member.
10. high-capacity battery as claimed in claim 5; It is characterized in that: said insulating washer (2) entangles the edge of negative pole top cover (1); Negative pole top cover (1) inner surface withstands the slot rolling of shell (4) and makes the strong point; The flange riveted and fixed of outer surface and shell (4), said shell (4) adopt metal material to process; Insulating washer (2) adopts plastics or macromolecular material to process; Said anodal top cover (5) is fixed on the shell through the continuous welding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202348374U CN202167559U (en) | 2011-07-05 | 2011-07-05 | Battery with high capacity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202348374U CN202167559U (en) | 2011-07-05 | 2011-07-05 | Battery with high capacity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202167559U true CN202167559U (en) | 2012-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202348374U Expired - Lifetime CN202167559U (en) | 2011-07-05 | 2011-07-05 | Battery with high capacity |
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| Country | Link |
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| CN (1) | CN202167559U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102683634A (en) * | 2012-04-24 | 2012-09-19 | 张贵萍 | High-capacity cylindrical lithium ion cell and production method thereof |
| CN102867936A (en) * | 2011-07-05 | 2013-01-09 | 珠海银通新能源有限公司 | High capacity battery and assembly method thereof |
| CN103390765A (en) * | 2012-05-07 | 2013-11-13 | 深圳市沃特玛电池有限公司 | Lithium iron phosphate cell and manufacturing method thereof |
| CN103545465A (en) * | 2013-10-17 | 2014-01-29 | 杭州山合江新能源技术有限公司 | Energy storage device with split type aluminum barrel and assembling method of energy storage device |
| CN108039427A (en) * | 2017-12-29 | 2018-05-15 | 上海奥威科技开发有限公司 | One kind assembling easy two side of going out housing apparatus and its assembly method |
| CN110600795A (en) * | 2019-08-13 | 2019-12-20 | 合肥国轩高科动力能源有限公司 | Lithium ion cylindrical battery and processing method thereof |
| CN114223077A (en) * | 2021-03-31 | 2022-03-22 | 宁德新能源科技有限公司 | Battery and electric equipment |
-
2011
- 2011-07-05 CN CN2011202348374U patent/CN202167559U/en not_active Expired - Lifetime
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102867936A (en) * | 2011-07-05 | 2013-01-09 | 珠海银通新能源有限公司 | High capacity battery and assembly method thereof |
| CN102683634A (en) * | 2012-04-24 | 2012-09-19 | 张贵萍 | High-capacity cylindrical lithium ion cell and production method thereof |
| WO2013159454A1 (en) * | 2012-04-24 | 2013-10-31 | 实联长宜中国控股有限公司 | High-capacity cylindrical lithium ion battery and production method thereof |
| KR101571950B1 (en) | 2012-04-24 | 2015-12-04 | 시리엔 아펙스 차이나 홀딩 컴퍼니 리미티드 | High-capacity cylindrical lithium ion battery and production method thereof |
| CN103390765A (en) * | 2012-05-07 | 2013-11-13 | 深圳市沃特玛电池有限公司 | Lithium iron phosphate cell and manufacturing method thereof |
| CN103545465A (en) * | 2013-10-17 | 2014-01-29 | 杭州山合江新能源技术有限公司 | Energy storage device with split type aluminum barrel and assembling method of energy storage device |
| CN103545465B (en) * | 2013-10-17 | 2016-05-25 | 杭州山合江新能源技术有限公司 | A kind of energy storage device and assembly method thereof with split type aluminum barrel |
| CN108039427A (en) * | 2017-12-29 | 2018-05-15 | 上海奥威科技开发有限公司 | One kind assembling easy two side of going out housing apparatus and its assembly method |
| CN108039427B (en) * | 2017-12-29 | 2023-12-22 | 上海奥威科技开发有限公司 | Two-end square shell discharging device easy to assemble and assembling method thereof |
| CN110600795A (en) * | 2019-08-13 | 2019-12-20 | 合肥国轩高科动力能源有限公司 | Lithium ion cylindrical battery and processing method thereof |
| CN110600795B (en) * | 2019-08-13 | 2021-09-10 | 合肥国轩高科动力能源有限公司 | Lithium ion cylindrical battery and processing method thereof |
| CN114223077A (en) * | 2021-03-31 | 2022-03-22 | 宁德新能源科技有限公司 | Battery and electric equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHUHAI YINLONG NEW ENERGY CO., LTD. Free format text: FORMER NAME: ZHUHAI YINTONG ENERGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 519000 Guangdong Province, Zhuhai City Road Jida Huajing Les Loges Du Park Hotel Building 1 Patentee after: Zhuhai Yinlong New Energy Co.,Ltd. Address before: 519000 Guangdong Province, Zhuhai City Road Jida Huajing Les Loges Du Park Hotel Building 1 Patentee before: ZHUHAI YINTONG ENERGY Co.,Ltd. |
|
| CB03 | Change of inventor or designer information |
Inventor after: Hao Jinquan Inventor after: Wang Yuan Inventor after: Peng Yu Inventor after: Wei Yincang Inventor after: Zhang Bin Inventor before: Hao Jinquan Inventor before: Wang Yuan Inventor before: Peng Yu Inventor before: Wei Yincang Inventor before: Zhang Bing |
|
| CB03 | Change of inventor or designer information | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 519000 Guangdong Province, Zhuhai City Road Jida Huajing Les Loges Du Park Hotel Building 1 Patentee after: Zhuhai silver dragon new energy Limited by Share Ltd. Address before: 519000 Guangdong Province, Zhuhai City Road Jida Huajing Les Loges Du Park Hotel Building 1 Patentee before: Zhuhai Yinlong New Energy Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: 519000 Guangdong province Zhuhai City Sanzao town Jinwan District Jinhu Road No. 16 Patentee after: YINLONG ENERGY Co.,Ltd. Address before: 519000 Guangdong Province, Zhuhai City Road Jida Huajing Les Loges Du Park Hotel Building 1 Patentee before: Zhuhai silver dragon new energy Limited by Share Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120314 |
|
| CX01 | Expiry of patent term |