CN209266493U - A kind of novel button cell - Google Patents
A kind of novel button cell Download PDFInfo
- Publication number
- CN209266493U CN209266493U CN201920040182.3U CN201920040182U CN209266493U CN 209266493 U CN209266493 U CN 209266493U CN 201920040182 U CN201920040182 U CN 201920040182U CN 209266493 U CN209266493 U CN 209266493U
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- Prior art keywords
- band
- upper cover
- lower casing
- cathode
- lamination
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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
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- Battery Mounting, Suspending (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model discloses a kind of novel button cells, it include battery core, dead ring, upper cover, lower casing, the upper cover and the lower casing snapping, dead ring is equipped between the upper cover and the lower casing, the battery core is set to and is formed by closed cavity between the upper cover and the lower casing, the upper cover and the lower casing at least one be in outer gibbosity.The utility model is skillfully constructed, and in the case where not changing the basic size of button cell, space utilization extra at wearable device is got up, expands the capacity of battery, to limitedly improve the cruising ability of lifting means.
Description
Technical field
The utility model relates to button cell technical field, in particular to a kind of novel button cell.
Background technique
Lithium ion button shape cell is general to be applied to the fields such as mobile phone, wearable device.With mentioning for productivity level
High and living standard promotion, the consumption demand of various wearable devices are in eruptive growth, such as intelligent glasses, intelligent hand
The novel wearable device such as table, wireless headset continues to bring out and iteration.Wearable device, such as wireless headset maintain its work
The electric energy of work is mainly provided by the button cell inside earphone.Existing wearable device, including wireless headset, are deposited
Having battery capacity not big enough, needing constantly to charge, can not carry out for a long time using.By taking wireless headset as an example, due to people
Ear size substantially constant, the size of wireless headset also substantially constant, the space inside wireless headset also become extremely limited therewith,
The button cell loaded inside wireless headset can not be made very big, and battery is bigger, then capacity is more, can more extend the continuous of earphone
ETS estimated time of sailing.How the capacity of button cell is promoted in the confined space of wearable device, with further lifting means
Cruising ability becomes the technical problem for restricting the development of wearable device iteration.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of novel button cell.
To achieve the above object, the utility model is using the technical solution of the first: a kind of novel button cell, packet
Battery core, dead ring, upper cover, lower casing, the upper cover and the lower casing snapping have been included, has been equipped between the upper cover and the lower casing exhausted
Edge ring, the battery core are set to and are formed by closed cavity between the upper cover and the lower casing, the upper cover and the lower casing
At least one is in outer gibbosity；
The battery core includes positive band, cathode band, the first diaphragm, the second diaphragm, the anode band and the cathode band
Two band edges of trapezoidal shape, the anode band are in small one and large one, and two band edges of the cathode band are also in small one and large one, institute
Two band edges for stating cathode band are also in small one and large one, first diaphragm, second diaphragm be wider than it is described anode band, it is described
Cathode band, first diaphragm are entirely located between the positive band and the cathode band, the anode band, described first
Diaphragm, the cathode band are Chong Die with second diaphragm to be wound into helical coil, and the middle cone portion of the helical coil is located at described close
It closing at the recess of cavity, a band edge of the anode band is connected with anode ear, and a band edge of the cathode band is connected with negative electrode lug,
The anode ear is connect with the lower casing, and the negative electrode lug is connect with the upper cover.
To achieve the above object, the utility model is using second of technical solution: a kind of novel button cell, packet
Battery core, dead ring, upper cover, lower casing, the upper cover and the lower casing snapping have been included, has been equipped between the upper cover and the lower casing exhausted
Edge ring, the battery core are set to and are formed by closed cavity between the upper cover and the lower casing, the upper cover and the lower casing
At least one is in outer gibbosity；
The battery core includes anode ear, negative electrode lug, the positive lamination at least to successively decrease there are two area, at least there are two faces
Cathode lamination, several diaphragm laminations that product is successively decreased, the diaphragm lamination, which entirely presss from both sides, is laminated on the positive lamination and the cathode
Between lamination, the width of the diaphragm lamination is in the adjacent positive lamination, the cathode lamination, the anode lamination, institute
It states diaphragm lamination and the cathode lamination and is overlapped into composite layer according to area is descending, the tapered end of the composite layer is located at described
At the recess of closed cavity, the anode ear is at least connected with a positive lamination, and the negative electrode lug is at least described negative with one
Pole lamination is connected, and the anode ear is connect with the lower casing, and the negative electrode lug is connect with the upper cover.
The utility model has the beneficial effects that: the utility model is skillfully constructed, do not changing the substantially big of button cell
In the case where small, space utilization extra at wearable device is got up, expands the capacity of battery, to limitedly improve
The cruising ability of lifting means solves the technical problem for restricting the development of wearable device iteration.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment one.
Fig. 2 is the expanded schematic diagram of the positive band and cathode band of embodiment one.
Fig. 3 is the structural schematic diagram of embodiment two.
Fig. 4 is the expanded schematic diagram of the positive band and cathode band of embodiment two.
Fig. 5 is the expanded schematic diagram of the positive band and cathode band of embodiment two.
Fig. 6 is structural schematic diagram of the utility model in the first scheme.
Fig. 7 is structural schematic diagram of the utility model in the first scheme.
Fig. 8 is the expanded schematic diagram of the positive band and cathode band in Fig. 7.
Fig. 9 is structural schematic diagram of the utility model in the first scheme.
Figure 10 is the structural schematic diagram of embodiment three.
Figure 11 is the structural schematic diagram of example IV.
Figure 12 is structural schematic diagram of the utility model in second scheme.
Figure 13 is the structural schematic diagram of the positive lamination and cathode lamination in second scheme.
Figure 14 is the structural schematic diagram of the positive lamination and cathode lamination in second scheme.
Figure 15 uses schematic diagram for existing button cell.
Figure 16 uses schematic diagram for the utility model.
Specific embodiment
It, below will be specifically in conjunction with attached drawing to this reality to keep the purpose of this utility model, technical solution and advantage clearer
It is described in further detail with novel.
The utility model uses the technical solution of the first: in conjunction with shown in attached drawing 1 to attached drawing 9, a kind of novel button electricity
Pond, includes battery core, dead ring, upper cover, lower casing, upper cover and lower casing snapping, and dead ring is equipped between upper cover and lower casing, and battery core is set
Be formed by closed cavity between upper cover and lower casing, upper cover and lower casing at least one be in outer gibbosity；
Battery core includes positive band, cathode band, the first diaphragm, the second diaphragm, positive band and the trapezoidal shape of cathode band, just
Two band edges of pole band are in small one and large one, and two band edges of cathode band are also in small one and large one, and two band edges of cathode band are also in one
Big one is small, the first diaphragm, the second diaphragm be wider than anode band, cathode band, first diaphragm be entirely located in positive band with
Between cathode band, positive band, the first diaphragm, cathode band is Chong Die with the second diaphragm is wound into helical coil, the intermediate tapering of helical coil
At the recess of closed cavity, a band edge of positive band is connected with anode ear, and a band edge of cathode band is connected with negative electrode lug, just
Tab is connect with lower casing, and negative electrode lug is connect with upper cover.Anode ear is specially to be welded in lower casing, but be not limited to weld, also by
Anode ear is connected to lower casing by other technology modes.The main material of positive band is aluminium foil, and the main material of cathode band is copper
Foil.The upper cover and the material of the lower casing are metal material, concretely steel or aluminium, but are not limited to steel or aluminium
Material.Wherein, the first diaphragm and the second diaphragm are specially porous single layer PE film or multilayer PP/PE/PP film, the thickness of film are about 7
To between 25 microns, positive band, the first diaphragm, cathode band is Chong Die with the second diaphragm is wound into the confined air that can be sufficient filling with battery
The helical coil of chamber.The width of diaphragm is wider than anode band, the width of cathode band, and when assembling battery pleat can occur for wide part
Wrinkle.First diaphragm is wider than anode band, cathode band, and the wide part out of the first diaphragm is in accordion or in rugosity or is in heaped-up,
To reduce the space that wide part out occupies in cavity.Similarly, the second diaphragm is wider than anode band, cathode band, and the second diaphragm is wide
Part out is in accordion or in rugosity or is in heaped-up, to reduce the space that the part that width goes out occupies in cavity.
Embodiment one: in conjunction with shown in attached drawing 1 and attached drawing 2, upper cover 11 and lower casing 12 are in outer gibbosity；
A kind of novel button cell, includes battery core, dead ring 13, upper cover 11, lower casing 12, and upper cover 11 and lower casing 12 are detained
It connects, dead ring 13 is equipped between upper cover 11 and lower casing 12, battery core is set to and is formed by closed cavity between upper cover 11 and lower casing 12
Interior, upper cover 11 and lower casing 12 are in outer gibbosity；
Battery core includes positive band 16, cathode band 15, the first diaphragm 171, the second diaphragm 172, positive band 16 and cathode band
15 trapezoidal shapes, two band edges of positive band 16 are in small one and large one, and two band edges of cathode band 15 are also in small one and large one, and first
Diaphragm 171, the second diaphragm 172 are wider than positive band 16, cathode band 15, the first diaphragm 171 be entirely located in positive band 16 with
Between cathode band 15, two band edges of cathode band 15 are also in small one and large one, and the first diaphragm 171 is set to positive band 16 and cathode band 15
Between, positive band 16, the first diaphragm 171, cathode band 15 spiral for being wound into centre and protruding up and down Chong Die with the second diaphragm 172
Volume, the intermediate tapering 101 of helical coil are located at the recess of closed cavity, and a band edge of positive band 16 is connected with anode ear 19, bear
One band edge of pole band 15 is connected with negative electrode lug 18, and anode ear 19 is connect with lower casing 12, and negative electrode lug 18 is connect with upper cover 11.
Embodiment two: in conjunction with shown in attached drawing 3 to attached drawing 5, only upper cover 21 is in outer gibbosity；
In conjunction with shown in attached drawing 3 to attached drawing 4, a kind of novel button cell, include battery core, dead ring 23, upper cover 21, under
Shell 22, upper cover 21 and 22 snapping of lower casing, are equipped with dead ring 23 between upper cover 21 and lower casing 22, battery core is set to upper cover 21 and lower casing 22
Between be formed by closed cavity, upper cover 21 and lower casing 22 are in outer gibbosity；
Battery core includes positive band 26, cathode band 25, the first diaphragm 271, the second diaphragm 272, positive band 26 and cathode band
25 trapezoidal shapes, two band edges of positive band 26 are in small one and large one, and two band edges of cathode band 25 are also in small one and large one, and first
Diaphragm 271, the second diaphragm 172 are wider than positive band 26, cathode band 25, the first diaphragm 271 be entirely located in positive band 26 with
Between cathode band 25, two band edges of cathode band 25 are also in small one and large one, and the first diaphragm 271 is set to positive band 26 and cathode band 25
Between, positive band 26, the first diaphragm 271, cathode band 25 are Chong Die with the second diaphragm 272 to be wound into helical coil, the centre of helical coil
Tapering 201 is located at the recess of closed cavity, and a band edge of positive band 26 is connected with anode ear 29, and a band edge of cathode band 25 connects
It is connected to negative electrode lug 28, anode ear 29 is connect with lower casing 22, and negative electrode lug 28 is connect with upper cover 21.As shown in Fig. 4, positive band 26
Small band edge connects anode ear 29, and the big band edge of cathode band 25 connects negative electrode lug 28, positive band 26, the first diaphragm 271, cathode band 25
The helical coil of middle conve shaped be overlapped can be wound into the second diaphragm 272, the intermediate tapering 201 of helical coil is located at closed cavity
At recess.Similarly, as shown in Fig. 5, the big band edge of positive band 26 connects anode ear 29, and the small band edge of cathode band 25 connects cathode
Ear 28, positive band 26, the first diaphragm 271, cathode band 25 be overlapped can also be wound into the spiral of middle conve shaped with the second diaphragm 272
Volume, the intermediate tapering 201 of helical coil is located at the recess of closed cavity.
In conjunction with shown in attached drawing 6 and attached drawing 7, the convex shape of upper cover 21 is not limited to circular arch shape, as shown in Fig. 6, upper cover
21 convex shape also can be pyramidal；As shown in Fig. 7, the convex shape of upper cover 21 also can be straight mesa-shaped, when upper cover 21 is
When straight mesa-shaped, as shown in Fig. 8, positive band 26 and cathode band 25 are stepped.As shown in Fig. 9, this programme also can be upper cover
21 be in evagination circular arch shape, and lower casing 22 is in indent circular arch shape.
Relative to embodiment two, if in turn, lower casing 22 is in outer gibbosity, upper cover 21 is not in outer gibbosity, and such structure also exists
In the protection scope of this programme.
The utility model uses second of technical solution: in conjunction with shown in attached drawing 10 to attached drawing 14, a kind of novel button
Battery, includes battery core, dead ring, upper cover, lower casing, and upper cover and lower casing snapping are equipped with dead ring, battery core between upper cover and lower casing
Be formed by closed cavity between upper cover and lower casing, upper cover and lower casing at least one be in outer gibbosity；
Battery core includes anode ear, negative electrode lug, the positive lamination at least to successively decrease there are two area, at least passs there are two area
Cathode lamination, several diaphragm laminations subtracted, diaphragm lamination are entirely pressed from both sides and are laminated between positive lamination and cathode lamination, diaphragm lamination
Width in adjacent positive lamination, cathode lamination, positive lamination, diaphragm lamination and cathode lamination are descending heavy according to area
Build up composite layer, at the recess of the tapered end closed cavity of composite layer, anode ear is at least connected with one block of positive lamination, and negative electrode lug is extremely
Few to be connected with one block of cathode lamination, anode ear is connect with lower casing, and negative electrode lug is connect with upper cover.Anode ear is specially to be welded in down
Shell, but be not limited to weld, anode ear is connected to lower casing also by other technology modes.As shown in Fig. 13, each cathode
Lamination can be joined end to end by way of welding nickel bar or nickel strap；In addition, since cathode lamination is made of by copper foil, copper
Upper electrode material is applied on foil, can will cut into the connected shape of each disk, then toward upper electrode material is applied on each disk, it also can will be each
Cathode lamination joins end to end；Similarly, each positive lamination can also be joined end to end by above two mode, and positive lamination is logical
Aluminium foil is crossed to be made.In conjunction with shown in attached drawing 10, attached drawing 11, attached drawing 3 and attached drawing 14, it is folded that single cathode can be respectively prepared in each cathode lamination
Each branch of piece, the Truck Connection of negative electrode lug and conducting body 4, conducting body 4 is connect with each cathode lamination respectively, and conducting body 4 is specific
It can be conducting wire or nickel bar or nickel strap；Similarly, each positive lamination can also be respectively prepared individually, then connect in this manner, just
Pole lamination is made of by aluminium foil.Diaphragm lamination is wider than positive lamination, positive lamination, and the wide part out of diaphragm lamination is in accordion
Or in rugosity or be in heaped-up, to reduce the space that wide part out occupies in cavity.
Embodiment three: in conjunction with shown in attached drawing 10, upper cover 31 and lower casing 32 are in outer gibbosity；
A kind of novel button cell, includes battery core, dead ring 33, upper cover 31, lower casing 32, and upper cover 31 and lower casing 32 are detained
It connects, dead ring 33 is equipped between upper cover 31 and lower casing 32, battery core is set to and is formed by closed cavity between upper cover 31 and lower casing 32
It is interior, upper cover 31 and lower casing 32 at least one be in outer gibbosity；
Battery core include anode ear 39, negative electrode lug 38, the positive lamination 36 at least to successively decrease there are two area, at least there are two
Cathode lamination 35 that area successively decreases, several diaphragm laminations 37, diaphragm lamination 37 entirely press from both sides that be laminated on positive lamination 36 folded with cathode
Between piece 35, the width of diaphragm lamination 37 is in adjacent positive lamination 36, cathode lamination 35, positive lamination 36, diaphragm lamination 37
It is overlapped into composite layer according to area is descending with cathode lamination 35, the tapered end 301 of composite layer is located at the recess of closed cavity,
Anode ear 39 is at least connected with one block of positive lamination 36, and negative electrode lug 38 is at least connected with one block of cathode lamination 35, anode ear 39 and
Lower casing 32 connects, and negative electrode lug 38 is connect with upper cover 31.
Example IV: in conjunction with shown in attached drawing 11, only upper cover 41 is in outer gibbosity；
A kind of novel button cell, includes battery core, dead ring 43, upper cover 41, lower casing 42, and upper cover 41 and lower casing 42 are detained
It connects, dead ring 43 is equipped between upper cover 41 and lower casing 42, battery core is set to and is formed by closed cavity between upper cover 41 and lower casing 42
It is interior, upper cover 41 and lower casing 42 at least one be in outer gibbosity；
Battery core include anode ear 49, negative electrode lug 48, the positive lamination 46 at least to successively decrease there are two area, at least there are two
Cathode lamination 45 that area successively decreases, several diaphragm laminations 47, diaphragm lamination 47 entirely press from both sides that be laminated on positive lamination 46 folded with cathode
Between piece 45, the width of diaphragm lamination 47 is in adjacent positive lamination 46, cathode lamination 45, positive lamination 46, diaphragm lamination 47
It is overlapped into composite layer according to area is descending with cathode lamination 45, the tapered end 401 of composite layer is located at the recess of closed cavity,
Anode ear 49 is at least connected with one block of positive lamination 46, and negative electrode lug 48 is at least connected with one block of cathode lamination 45, anode ear 49 and
Lower casing 42 connects, and negative electrode lug 48 is connect with upper cover 41.
As shown in Fig. 12, this programme also can be in evagination circular arch shape for upper cover 41, and lower casing 42 is in indent circular arch shape.Relative to
Example IV, if in turn, lower casing 42 is in outer gibbosity, upper cover 41 is not in outer gibbosity, and such structure is also in the protection model of this programme
In enclosing.
In conjunction with shown in attached drawing 15, when existing button cell is applied to wearable device 01, wearable device 01 has
Body can be bluetooth headset, but be not limited to bluetooth headset, there are redundant space 02 between wearable device and button cell,
And the structure of existing button cell can not utilize this segment space；In conjunction with shown in attached drawing 16, the utility model application
When wearable device 01, the protrusion part of the utility model can be got together completely with wearable device, will be wearable
Extra space utilization is got up at formula equipment, in the case where not changing the basic structure size of button cell, expands battery
Capacity.
The definition of " positive band " and " cathode band " mentioned in the utility model can be converted mutually, that is,
It says, when " anode ear " connection " upper cover " of " positive band ", then " negative electrode lug " connection " lower casing " of " cathode band "；Conversely, when " just
When " anode ear " connection " lower casing " of pole band ", then " negative electrode lug " connection " upper cover " of " cathode band ".
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
The above is not limit the technical scope of the present invention, all real according to the utility model technology
Matter still falls within the technical solution of the utility model to any modification, equivalent variations and modification made by above embodiment
In range.
Claims (2)
1. a kind of novel button cell, it is characterised in that: it include battery core, dead ring, upper cover, lower casing, the upper cover and institute
State lower casing snapping, be equipped with dead ring between the upper cover and the lower casing, the battery core be set to the upper cover and the lower casing it
Between be formed by closed cavity, the upper cover and the lower casing at least one be in outer gibbosity；
The battery core includes positive band, cathode band, the first diaphragm, the second diaphragm, and the anode band is in the cathode band
Two band edges of trapezoidal shape, the anode band are in small one and large one, and two band edges of the cathode band are also in small one and large one, and described the
One diaphragm, second diaphragm be wider than it is described anode band, the cathode band, first diaphragm be entirely located in it is described just
Between pole band and the cathode band, the anode band, first diaphragm, cathode band winding Chong Die with second diaphragm
At helical coil, the middle cone portion of the helical coil is located at the recess of the closed cavity, the band edge connection of the anode band
Have anode ear, a band edge of the cathode band is connected with negative electrode lug, and the anode ear is connect with the lower casing, the negative electrode lug with
The upper cover connection.
2. a kind of novel button cell, it is characterised in that: it include battery core, dead ring, upper cover, lower casing, the upper cover and institute
State lower casing snapping, be equipped with dead ring between the upper cover and the lower casing, the battery core be set to the upper cover and the lower casing it
Between be formed by closed cavity, the upper cover and the lower casing at least one be in outer gibbosity；
The battery core includes anode ear, negative electrode lug, the positive lamination at least to successively decrease there are two area, at least passs there are two area
Cathode lamination, several diaphragm laminations subtracted, the diaphragm lamination, which entirely presss from both sides, is laminated on the positive lamination and the cathode lamination
Between, the width of the diaphragm lamination in the adjacent positive lamination, the cathode lamination, the anode lamination, it is described every
Film lamination is overlapped into composite layer according to area is descending with the cathode lamination, and the tapered end of the composite layer is located at described closed
At the recess of cavity, the anode ear is at least connected with a positive lamination, and the negative electrode lug is at least folded with a cathode
Piece is connected, and the anode ear is connect with the lower casing, and the negative electrode lug is connect with the upper cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920040182.3U CN209266493U (en) | 2019-01-10 | 2019-01-10 | A kind of novel button cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920040182.3U CN209266493U (en) | 2019-01-10 | 2019-01-10 | A kind of novel button cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209266493U true CN209266493U (en) | 2019-08-16 |
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ID=67584395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920040182.3U Active CN209266493U (en) | 2019-01-10 | 2019-01-10 | A kind of novel button cell |
Country Status (1)
| Country | Link |
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| CN (1) | CN209266493U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109686919A (en) * | 2019-01-10 | 2019-04-26 | 金能电池(东莞)有限公司 | A kind of novel button cell |
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2019
- 2019-01-10 CN CN201920040182.3U patent/CN209266493U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109686919A (en) * | 2019-01-10 | 2019-04-26 | 金能电池(东莞)有限公司 | A kind of novel button cell |
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