CN201352566Y - Button-type battery - Google Patents
Button-type battery Download PDFInfo
- Publication number
- CN201352566Y CN201352566Y CNU2009201300737U CN200920130073U CN201352566Y CN 201352566 Y CN201352566 Y CN 201352566Y CN U2009201300737 U CNU2009201300737 U CN U2009201300737U CN 200920130073 U CN200920130073 U CN 200920130073U CN 201352566 Y CN201352566 Y CN 201352566Y
- Authority
- CN
- China
- Prior art keywords
- insulated ring
- insulating trip
- coin shape
- support set
- shape battery
- 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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- Sealing Battery Cases Or Jackets (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The utility model discloses a button-type battery which comprises a shell, a cover body, a battery core, a supporting sleeve, a first insulating ring, a second insulating ring, a first insulating sheet and a second insulating sheet; the second insulating sheet is positioned at the bottom of the shell; the supporting sleeve is shaped like a cone; the top of the supporting sleeve is provided with an opening; the supporting sleeve is placed on the second insulating sheet; a containing cavity is formed between the supporting sleeve and the second insulating sheet; and the battery core is positioned inside the containing cavity; the first insulating sheet is shaped like a ring and clung under the top of the supporting sleeve; the first insulating ring is positioned between the space over the supporting sleeve and the cover body; and the second insulating ring is positioned between the top of the shell and the cover body. The button-type battery can save a large amount of transverse space. The button-type battery can enlarge the effective utilization space of the containing cavity of the battery, has higher volume specific capacity, which can be shown particularly in a small-volume button-type battery, can easily raise the height of the button-type battery, and can reach the degree close to a cylindrical battery.
Description
Technical field
The utility model relates to and is used for directly changing the device that chemical energy is an electric energy, particularly a kind of coin shape battery.
Background technology
The coin shape battery is a kind of common battery, all is widely used at primary cell and secondary cell field.At present, existing coin shape battery generally comprises housing, lid, seal, and the lid bottom all is provided with flange to improve support force, and seal need wrap the flange of lid.The thickness of seal generally has 1mm at least, a large amount of horizontal spaces of this coin shape battery that accounted for.Existing coin shape volume of battery specific capacity is low, and this is more obvious in small size coin shape battery.In addition, the existence of lid flange has also limited the height design of coin shape battery.
Summary of the invention
The utility model is exactly in order to overcome above deficiency, to have proposed the high coin shape battery of a kind of volume and capacity ratio.
Technical problem of the present utility model is solved by following technical scheme: a kind of coin shape battery, comprise housing, lid, electric core, and also comprise support set, first insulated ring, second insulated ring, first insulating trip, second insulating trip; Described second insulating trip is positioned at housing bottom, and described support set is round table-like, and its top is provided with opening, and described support set is placed on second insulating trip, is formed with host cavity between the two, and described electric core is positioned at described host cavity; Described first insulating trip be circular, be close to support set top below, described first insulated ring is between support set over top and lid, described second insulated ring is between case top and lid.
Described lid middle part is provided with boss, and described second insulated ring covers the bottom margin of boss.
Described first insulated ring is an annulus, and its cross section is
Shape, described second insulated ring is an annulus, its cross section is
Shape.
Described first insulated ring and second insulated ring are one.
Described coin shape battery satisfies following formula: h1+h2+h3+h4=h5, wherein h1 is the height of described support set, and h2 is the thickness of described first insulated ring, and h3 is the thickness of described second insulated ring, h4 is the thickness of described second insulating trip, and h5 is the height of described housing.
The external diameter of described support set is than the little 0.01mm-0.06mm of described housing internal diameter.
The thickness of described second insulating trip is 0.01mm-0.15mm.
The thickness of described first insulating trip is 0.01mm-0.15mm.
Described electric core comprises positive plate, negative plate, barrier film, anode ear and negative electrode lug, described barrier film is between positive plate, negative plate, described positive plate, barrier film, negative plate are through reeling or stacked being placed in the described host cavity, one connect with housing in described anode ear, the negative electrode lug, and another person passes first insulating trip and support set in described anode ear, the negative electrode lug opening and lid connect.
The beneficial effect that the utility model is compared with the prior art is: the utility model need not to be provided with flange on lid, can save a large amount of horizontal spaces.The utility model can make the space that effectively utilizes in battery container chamber increase, and volume and capacity ratio is higher, and is especially obvious in small size coin shape battery.And can improve sealing, insulation property by second insulating trip, first insulated ring, second insulated ring are set, the security performance of coin shape battery of the present utility model is better.The utility model can improve the height of coin shape battery at an easy rate by support set is set.The height of coin shape battery of the present utility model can be accomplished the degree near cylindrical battery.
Description of drawings
Fig. 1 is the structural representation of coin shape battery of the present utility model;
Fig. 2 is the structural representation of support set of the present utility model.
Embodiment
Also in conjunction with the accompanying drawings the utility model is described in further details below by concrete execution mode.
As shown in Figure 1, 2, a kind of coin shape battery comprises housing 2, lid 3, electric core, support set 1, first insulated ring 4, second insulated ring 13, first insulating trip 5 and second insulating trip 6.
As shown in Figure 1, described second insulating trip 6 is positioned at housing 2 bottoms.Described support set 1 is round table-like, and its top is provided with opening 12, and described support set 1 is placed on second insulating trip 6, is formed with host cavity between the two, and described electric core is positioned at described host cavity.Second insulating trip 6 makes between support set 1 and the housing 2 can form good insulation, and electric core is sealed in the described host cavity well.The utility model can improve the height of coin shape battery at an easy rate by support set 1 is set.The height of coin shape battery of the present utility model can be accomplished the degree near cylindrical battery.And coin shape battery of the present utility model need not to be provided with flange, can save a large amount of horizontal spaces.For example: the thickness of support set 1 of the present utility model can be 0.15mm-0.2mm, and the thickness of the existing coin shape battery of comparing is the seal of 1mm, can save horizontal space, has improved the utilance of horizontal space, and volume and capacity ratio is improved.
As shown in Figure 1, described first insulating trip 5 for circular, be close to below, support set 1 top.Described first insulating trip 5 can be protected electric core, avoids electric core to run into support set 1 or lid 3, causes short circuit, and this has improved the security reliability of coin shape battery of the present utility model.
As shown in Figure 1, described first insulated ring 4 is between support set 1 over top and lid 3, and first insulated ring 4 can be realized insulation, the sealing between support set 1 and the lid 3.Described second insulated ring 13 is between housing 2 tops and lid 3, and described second insulated ring 13 can be realized insulation, the sealing between housing 2 and the lid 3.Described first insulated ring 4 and second insulated ring 13 can further improve sealing, the insulation property of coin shape battery of the present utility model.
As shown in Figure 1, described electric core comprises positive plate 8, negative plate 7, barrier film 9, anode ear 10 and negative electrode lug 11.Described barrier film 9 is between positive plate 8, negative plate 7, and described positive plate 8, barrier film 9, negative plate 7 are through reeling or stacked being placed in the described host cavity.One connect with housing 2 in described anode ear 10, the negative electrode lug 11, and the opening 12 that another person passes first insulating trip 5 and support set 1 in described anode ear 10, the negative electrode lug 11 connects with lid 3.For example when anode ear 10 and housing 2 connect, negative electrode lug 11 will connect (seeing also Fig. 1) with lid 3; When negative electrode lug 11 and housing 2 connect, anode ear 10 will connect with lid 3.
As shown in Figure 1, described lid 3 middle parts are provided with boss 31, and described second insulated ring 13 covers the bottom margin of boss 31.
As shown in Figure 1, described first insulated ring 4 is an annulus, and its cross section is
Shape, described second insulated ring 13 is an annulus, its cross section is
Shape.Described first insulated ring 4 and second insulated ring 13 can be one.Certainly, described first insulated ring 4 and second insulated ring 13 can not be one also.
As shown in Figure 1, described coin shape battery satisfies following formula: h1+h2+h3+h4=h5, wherein h1 is the height of described support set 1, h2 is the thickness of described first insulated ring 4, h3 is the thickness of described second insulated ring 13, h4 is the thickness of described second insulating trip 6, and h5 is the height of described housing 2.
As shown in Figure 1, 2,1 external diameter of described support set is than the little 0.01mm-0.06mm of described housing 2 internal diameters.This conveniently puts into housing 2 with support set 1.
As shown in Figure 1, the thickness of described second insulating trip 6 is 0.01mm-0.15mm.The thickness of described first insulating trip 5 is 0.01mm-0.15mm.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (9)
1. a coin shape battery comprises housing (2), lid (3), electric core, it is characterized in that: also comprise support set (1), first insulated ring (4), second insulated ring (13), first insulating trip (5), second insulating trip (6); Described second insulating trip (6) is positioned at housing (2) bottom, described support set (1) is round table-like, and its top is provided with opening (12), and described support set (1) is placed on second insulating trip (6), be formed with host cavity between the two, described electric core is positioned at described host cavity; Described first insulating trip (5) for circular, be close to support set (1) top below, described first insulated ring (4) is positioned between support set (1) over top and the lid (3), described second insulated ring (13) is positioned between housing (2) top and the lid (3).
2. coin shape battery according to claim 1 is characterized in that: described lid (3) middle part is provided with boss (31), and described second insulated ring (13) covers the bottom margin of boss (31).
3. coin shape battery according to claim 2 is characterized in that: described first insulated ring (4) is an annulus, and its cross section is
Shape, described second insulated ring (13) is an annulus, its cross section is
Shape.
4. coin shape battery according to claim 3 is characterized in that: described first insulated ring (4) and second insulated ring (13) are one.
5. according to the arbitrary described coin shape battery of claim 1-4, it is characterized in that: described coin shape battery satisfies following formula: h1+h2+h3+h4=h5, wherein h1 is the height of described support set (1), h2 is the thickness of described first insulated ring (4), h3 is the thickness of described second insulated ring (13), h4 is the thickness of described second insulating trip (6), and h5 is the height of described housing (2).
6. according to the arbitrary described coin shape battery of claim 1-4, it is characterized in that: (1) external diameter of described support set is than the little 0.01mm-0.06mm of described housing (2) internal diameter.
7. according to the arbitrary described coin shape battery of claim 1-4, it is characterized in that: the thickness of described second insulating trip (6) is 0.01mm-0.15mm.
8. according to the arbitrary described coin shape battery of claim 1-4, it is characterized in that: the thickness of described first insulating trip (5) is 0.01mm-0.15mm.
9. according to the arbitrary described coin shape battery of claim 1-4, it is characterized in that: described electric core comprises positive plate (8), negative plate (7), barrier film (9), anode ear (10) and negative electrode lug (11), described barrier film (9) is positioned at positive plate (8), between the negative plate (7), described positive plate (8), barrier film (9), negative plate (7) is through reeling or stacked being placed in the described host cavity, described anode ear (10), in the negative electrode lug (11) one with housing (2) connect described anode ear (10), the opening (12) that another person passes first insulating trip (5) and support set (1) in the negative electrode lug (11) connects with lid (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201300737U CN201352566Y (en) | 2009-02-18 | 2009-02-18 | Button-type battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201300737U CN201352566Y (en) | 2009-02-18 | 2009-02-18 | Button-type battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201352566Y true CN201352566Y (en) | 2009-11-25 |
Family
ID=41375951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201300737U Expired - Fee Related CN201352566Y (en) | 2009-02-18 | 2009-02-18 | Button-type battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201352566Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104900415A (en) * | 2015-05-27 | 2015-09-09 | 湖北金泉新材料有限责任公司 | Cell capacitor |
| CN111354913A (en) * | 2020-04-24 | 2020-06-30 | 福建南平延平区南孚新能源科技有限公司 | Button battery pole shell and electrode lug traceless welding method, welding structure and product |
| CN113839126A (en) * | 2020-06-04 | 2021-12-24 | 新余赣锋电子有限公司 | Button cell with insulating support piece |
| WO2022116576A1 (en) * | 2020-12-03 | 2022-06-09 | 惠州市恒泰科技股份有限公司 | Battery and preparation process therefor |
-
2009
- 2009-02-18 CN CNU2009201300737U patent/CN201352566Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104900415A (en) * | 2015-05-27 | 2015-09-09 | 湖北金泉新材料有限责任公司 | Cell capacitor |
| CN104900415B (en) * | 2015-05-27 | 2018-08-14 | 湖北金泉新材料有限责任公司 | A kind of battery capacitor |
| CN111354913A (en) * | 2020-04-24 | 2020-06-30 | 福建南平延平区南孚新能源科技有限公司 | Button battery pole shell and electrode lug traceless welding method, welding structure and product |
| CN111354913B (en) * | 2020-04-24 | 2023-10-20 | 福建南平延平区南孚新能源科技有限公司 | Button cell electrode shell and electrode lug traceless welding method, welding structure and product |
| CN113839126A (en) * | 2020-06-04 | 2021-12-24 | 新余赣锋电子有限公司 | Button cell with insulating support piece |
| WO2022116576A1 (en) * | 2020-12-03 | 2022-06-09 | 惠州市恒泰科技股份有限公司 | Battery and preparation process therefor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091125 Termination date: 20120218 |