CN210723104U - Laminate polymer battery who contains impressed watermark hem - Google Patents
Laminate polymer battery who contains impressed watermark hem Download PDFInfo
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- CN210723104U CN210723104U CN201921977791.8U CN201921977791U CN210723104U CN 210723104 U CN210723104 U CN 210723104U CN 201921977791 U CN201921977791 U CN 201921977791U CN 210723104 U CN210723104 U CN 210723104U
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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 discloses a laminate polymer battery who contains impressed watermark hem, including electric core and cladding be in the outside adventitia of electric core, the adventitia is including holding the cladding portion of electric core and general the banding of cladding portion involution, the banding with cladding portion integral type is connected, the banding with the straight flange of electric core closely laminates, be provided with the radial outside convex vertical line of equidistance on the banding, vertical line by the periphery of electric core extends to the edge of banding, the height of banding is less than the thickness of electric core. The utility model discloses a laminate polymer battery that contains impressed watermark hem simple structure, prevent effectively that laminate polymer battery is because of excessive extrusion weeping, space utilization is high, promote battery capacity and performance, prevent effectively electromagnetic interference.
Description
Technical Field
The utility model relates to a battery especially relates to a laminate polymer battery who contains impressed watermark hem.
Background
The shape of a common soft package battery cell in the market is not fixed, the edge sealing is folded and irregular after being folded, the folded edge is easy to break, the leakage risk exists, and the edge sealing can be excessively extruded, so that a winding core in the battery cell is extruded, and the performance of the battery is influenced; and the outward appearance is ugly, and space utilization is low, and especially this type of laminate polymer battery can be used to wearing formula products such as earphone, and space utilization is low, means that electric core capacity is low, and the performance receives the influence again, can influence user's experience effect.
SUMMERY OF THE UTILITY MODEL
The utility model relates to a solve not enough among the prior art and accomplish, the utility model aims at providing a simple structure, effectively prevent laminate polymer battery because of excessive extrusion weeping, space utilization is high, promote battery capacity and performance, effectively prevent electromagnetic interference's laminate polymer battery who contains the impressed watermark hem.
The utility model discloses a laminate polymer battery who contains impressed watermark hem, including electric core and cladding be in the outside adventitia of electric core, the adventitia is including holding the cladding portion of electric core and general the banding of cladding portion involution, the banding with the cladding portion integral type is connected, the banding with the straight flange of electric core closely laminates, be provided with the radial outside convex vertical line of equidistance on the banding, vertical line by the periphery of electric core extends to the edge of banding, the height of banding is less than the thickness of electric core.
The utility model discloses a laminate polymer battery who contains impressed watermark hem can also be:
the battery cell comprises a battery cell body, a first lug and a second lug, wherein the first lug and the second lug are fixedly connected to the battery cell body, the first lug and the second lug are fixedly bonded at corresponding positions with the edge sealing part respectively, the battery cell body is accommodated in the cladding part, and the first lug and the second lug are arranged along the edge sealing part and longitudinally extend from bottom to top.
And the first tab and the second tab are fixedly bonded with the edge sealing through tab glue.
The first lug and the second lug respectively form an included angle of 0-180 degrees with a central axis connecting line of the battery cell body.
The width of the first lug and the width of the second lug are both 1.0-5.0 mm.
The first pole lug and the second pole lug are both made of metal alloy materials.
The battery core body is a cylinder or a cylindrical disk body, the diameter of the battery core body is 6-18mm, and the height of the battery core body is 4-10 mm.
The height of the sealed edge is 0.5-5 mm.
And an anti-interference component is arranged on the upper surface or the lower surface of the coating part.
The outer film is made of an aluminum plastic film.
The utility model discloses a laminate polymer battery who contains impressed watermark hem, including electric core and cladding be in the outside adventitia of electric core, the adventitia is including holding the cladding portion of electric core and general the banding of cladding portion involution, the banding with the cladding portion integral type is connected, the banding with the straight flange of electric core closely laminates, be provided with the radial outside convex vertical line of equidistance on the banding, vertical line by the periphery of electric core extends to the edge of banding, the height of banding is less than the thickness of electric core. Thus, the outer membrane covers the battery cell in the covering part from the upper part and the lower part of the battery cell, the edge sealing edge extending from the edge of the covering part in the circumferential direction seals the outer membrane in the circumferential direction of the battery cell, so that the battery cell is completely covered in the covering part, the battery cell is in a sealing state, the edge sealing edge is extruded by a mold to form regular longitudinal lines, the longitudinal lines extend along the circumferential direction of the battery cell, then the edge sealing edge is turned over along the straight edge of the battery cell by the mold, so that the longitudinal lines extend from the periphery of the battery cell to the edge of the edge sealing edge, the circumference of a well-known circle can be lengthened at the position far away from the center of the circle, wrinkles can occur at the position far away from the center of the battery cell due to turning over, and the wrinkles generated by turning over the edge sealing edge can be uniformly dispersed in the circumferential direction of the edge sealing edge after, and further, the seal edge and the battery cell are prevented from being excessively extruded to cause liquid leakage, and the longitudinal grains uniformly distributed on the seal edge are regular in shape and exquisite in appearance. And the width of the edge sealing after being turned over is smaller than the thickness of the battery cell, so that the space utilization rate of the battery cell is improved, and the capacity and the performance of the battery cell are further improved. The utility model discloses a laminate polymer battery who contains impressed watermark hem, the advantage that has for prior art is: simple structure, effectively prevent laminate polymer battery leakage because of excessively extruding, space utilization is high, promote battery capacity and performance, effectively prevent electromagnetic interference.
Drawings
Fig. 1 the utility model relates to a laminate polymer battery stereogram that contains impressed watermark hem.
Figure 2 the utility model relates to a laminate polymer battery elevation view that contains impressed watermark hem.
Figure 3 the utility model relates to a laminate polymer battery side view that contains impressed watermark hem.
Description of the figures
1-outer membrane 3-electric core body 4-first tab
5-6-edge sealing of second tab and 7-tab glue
Detailed Description
The following describes a pouch battery with embossed folded edges according to the present invention in further detail with reference to fig. 1 to 3 of the accompanying drawings.
The utility model discloses a laminate polymer battery who contains impressed watermark hem please refer to fig. 1 to fig. 3, including electric core and cladding in electric core outside adventitia 1, adventitia 1 is including holding the cladding portion of electric core and inciting somebody to action the banding 6 of cladding portion involution, banding 6 with the cladding portion integral type is connected, banding 6 with the straight flange of electric core closely laminates, be provided with the radial outside convex vertical line of equidistance on the banding 6, vertical line by the periphery of electric core extends to the edge of banding 6, highly being less than of banding 6 the thickness of electric core. Thus, the outer membrane 1 covers the battery cell in the covering part from the upper part and the lower part of the battery cell, the edge sealing 6 extending from the edge of the covering part in the circumferential direction seals the outer membrane 1 in the circumferential direction of the battery cell, so as to completely cover the battery cell in the covering part, so that the battery cell is in a sealed state, the edge sealing 6 is extruded by a mold to form regular longitudinal lines, the longitudinal lines extend along the circumferential direction of the battery cell, then the edge sealing 6 is turned over along the straight edge of the battery cell by the mold, so that the longitudinal lines extend from the periphery of the battery cell to the edge of the edge sealing 6, the circumference of a circle is known to be lengthened at a position far away from the center of the battery cell, wrinkles occur due to turning over when the edge sealing 6 is far away from the center of the battery cell, and the wrinkles generated by turning over of the edge sealing 6 are uniformly dispersed in the circumferential direction of the edge sealing 6 after the longitudinal lines, and further, the seal edge 6 and the battery cell are prevented from being excessively extruded to cause liquid leakage, and the longitudinal grains uniformly distributed on the seal edge 6 are regular in shape and exquisite in appearance. And the width of the edge sealing 6 after being turned over is smaller than the thickness of the battery cell, so that the space utilization rate of the battery cell is improved, and the capacity and the performance of the battery cell are further improved. The utility model discloses a laminate polymer battery who contains impressed watermark hem, the advantage that has for prior art is: simple structure, effectively prevent laminate polymer battery leakage because of excessively extruding, space utilization is high, promote battery capacity and performance, effectively prevent electromagnetic interference.
The utility model discloses a laminate polymer battery who contains impressed watermark hem please refer to fig. 1 to fig. 3, can also be on the basis of preceding technical scheme the electric core includes electric core body 3, first utmost point ear 4 and second utmost point ear 5, first utmost point ear 4 with the equal fixed connection of second utmost point ear 5 in on the electric core body 3, first utmost point ear 4 with second utmost point ear 5 respectively in relevant position department with banding 6 bonds fixedly, electric core body 3 hold in the cladding portion, first utmost point ear 4 with second utmost point ear 5 is followed banding 6 is by supreme longitudinal extension down. Therefore, the positive and negative electrodes in the battery cell body 3 are led out by the first tab 4 and the second tab 5, so that the positive and negative electrodes of the battery cell body 3 can be directly connected with external equipment or a plurality of battery cell bodies 3 can be connected to be used as a battery pack. In a further preferable technical scheme, the first tab 4 and the second tab 5 are fixedly bonded with the seal edge 6 through tab glue 7. Like this, utmost point ear glue 7 will first utmost point ear 4 with second utmost point ear 5 is fixed respectively on banding 6, banding 6 is in first utmost point ear 4 with second utmost point ear 5 respectively with when electric core body 3 keeps connecting protection joint position department is difficult to be buckled and takes place the phenomenon of opening circuit, and utmost point ear glue 7 still has insulatingly, has avoided first utmost point ear 4 with second utmost point ear 5 with banding 6 direct contact and take place the short circuit phenomenon. And further prolong the service life of the battery cell.
The utility model discloses a laminate polymer battery who contains impressed watermark hem please refer to fig. 1 to fig. 3, can also be on the basis of preceding technical scheme first utmost point ear 4 with second utmost point ear 5 respectively with the contained angle of 3 center pin lines of electric core body is 0-180. Therefore, the positions of the first lug 4 and the second lug 5 can be randomly arranged according to the circuit arrangement condition of external equipment, so that the distance of the circuit outside the battery cell is shortened, and the situation that the circuit is broken due to bending or other conditions is reduced.
The utility model discloses a laminate polymer battery who contains impressed watermark hem please refer to fig. 1 to fig. 3, can also be on the basis of preceding technical scheme first utmost point ear 4 with the width of second utmost point ear 5 is 0.5-5.0 mm. Therefore, the width of the first lug 4 and the width of the second lug 5 are set to be 0.5-5mm, the first lug 4 and the second lug 5 are convenient to be connected with other parts when in use, and if the polymer battery cell is used in a button battery, the first lug 4 and the second lug 5 have enough width to be fixedly connected in the button battery.
The utility model discloses a laminate polymer battery who contains impressed watermark hem please refer to fig. 1 to fig. 3, can also be on the basis of preceding technical scheme first utmost point ear 4 with second utmost point ear 5 is made by metal alloy material. In this way, the metal alloy material such as aluminum, nickel, copper and other alloy materials facilitates the welding between the first tab 4 and the second tab 5 and other parts. When the polymer battery cell is used as a button battery or as a battery pack, the first tab 4 and the second tab 5 are fixedly connected to the button battery or the battery pack.
The utility model discloses a laminate polymer battery who contains impressed watermark hem please refer to fig. 1 to fig. 3, can also be on the basis of preceding technical scheme electric core body 3 is the cylinder or cylindricality disk body, and the diameter is 6-18mm, highly is 4-10 mm. Like this, turn over a preceding longitudinal line can evenly distributed be in on the banding 6, turn over the back 6 periphery department of banding takes place fold homodisperse to because of receiving the extrusion on the longitudinal line way, and then has protected electric core body 3 can not be because of receiving the extrusion and the weeping to the aesthetic property of polymer electricity core has been improved.
The utility model discloses a laminate polymer battery who contains impressed watermark hem please refer to fig. 1 to 3, can also be on the basis of preceding technical scheme the height of banding 6 is 0.5-5 mm. Like this, can guarantee banding 6 is right soft-packaged electrical core body 3 has fine sealed effect and does not produce the danger of weeping, can guarantee again banding 6 is difficult to right after buckling soft-packaged electrical core body 3 can also guarantee because buckle and produce the extrusion phenomenon banding 6 highly being less than after buckling soft-packaged electrical core body 3's height.
The utility model discloses a soft package that contains impressed watermark hemReferring to fig. 1 to 3, on the basis of the foregoing technical solution, an anti-interference component may be disposed on an upper surface or a lower surface of the covering portion. Thus, when the soft package battery cell 5 is applied to a notebook computer, a GPS, an ADSL, a mobile phone and the like3C productsIn the process, unstable current is generated due to interference of high-frequency electromagnetic waves, so that the service life is influenced, noise of a 3c product is possibly caused, and the experience effect of a user is influenced. The anti-interference component is arranged outside the soft-package battery cell body 323, so that the effect of interference of electromagnetic effect on the whole listening test of a user can be effectively prevented, and the anti-interference component can be in modes of pasting a shielding film and the like.
The utility model discloses a laminate polymer battery who contains impressed watermark hem please refer to fig. 1 to 3, can also be on the basis of preceding technical scheme adventitia 1 is made by the plastic-aluminum membrane. Like this, because the plastic-aluminum membrane compares with other complex films, the plastic-aluminum membrane has high separation nature, good cold stamping formability, puncture resistance, resistant electrolyte stability and insulating nature, and then adventitia 1 adopts the plastic-aluminum membrane to make, works as after the aluminium foil of plastic-aluminum membrane inlayer is corroded, the skin still keeps having absolute insulating nature, and then guarantees that polymer electricity core can not take place the short circuit phenomenon because of the corruption of aluminium foil, and the plastic-aluminum membrane has high separation nature and puncture resistance, and then guarantees that polymer electricity core takes place the danger of weeping under the condition that does not take place violently to buckle.
The above description is only for the description of several embodiments of the present invention, but the scope of the present invention should not be considered as falling within the scope of the present invention, in which all the equivalent changes or modifications or the equal-scale enlargement or reduction etc. according to the design spirit of the present invention are made.
Claims (10)
1. The utility model provides a laminate polymer battery who contains impressed watermark hem which characterized in that: including electric core and cladding be in the outside adventitia of electric core, the adventitia is including holding the cladding portion of electric core with will the banding of cladding portion involution, the banding with the cladding portion integral type is connected, the banding with the straight flange of electric core closely laminates, be provided with the radial outside convex vertical line of equidistance on the banding, vertical line by the periphery of electric core extends to the edge of banding, highly being less than of banding the thickness of electric core.
2. The pouch battery containing embossed folded edges as claimed in claim 1, wherein: the battery cell comprises a battery cell body, a first lug and a second lug, wherein the first lug and the second lug are fixedly connected to the battery cell body, the first lug and the second lug are fixedly bonded at corresponding positions with the edge sealing part respectively, the battery cell body is accommodated in the cladding part, and the first lug and the second lug are arranged along the edge sealing part and longitudinally extend from bottom to top.
3. The pouch battery containing embossed folded edges as claimed in claim 2, wherein: and the first tab and the second tab are fixedly bonded with the edge sealing through tab glue.
4. The pouch battery containing embossed folded edges as claimed in claim 2, wherein: the first lug and the second lug respectively form an included angle of 0-180 degrees with a central axis connecting line of the battery cell body.
5. The pouch battery containing embossed folded edges as claimed in claim 2, wherein: the width of the first lug and the width of the second lug are both 1.0-5.0 mm.
6. The pouch battery containing embossed folded edges as claimed in claim 2, wherein: the first pole lug and the second pole lug are both made of metal alloy materials.
7. The pouch battery containing embossed folded edges as claimed in claim 2, wherein: the battery core body is a cylinder or a cylindrical disk body, the diameter of the battery core body is 6-18mm, and the height of the battery core body is 4-10 mm.
8. The embossed and crimped pouch battery according to any one of claims 1 to 7, wherein: the height of the sealed edge is 0.5-5 mm.
9. The embossed and crimped pouch battery according to any one of claims 1 to 7, wherein: and an anti-interference component is arranged on the upper surface or the lower surface of the coating part.
10. The embossed and crimped pouch battery according to any one of claims 1 to 7, wherein: the outer film is made of an aluminum plastic film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921977791.8U CN210723104U (en) | 2019-11-15 | 2019-11-15 | Laminate polymer battery who contains impressed watermark hem |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921977791.8U CN210723104U (en) | 2019-11-15 | 2019-11-15 | Laminate polymer battery who contains impressed watermark hem |
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| Publication Number | Publication Date |
|---|---|
| CN210723104U true CN210723104U (en) | 2020-06-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921977791.8U Active CN210723104U (en) | 2019-11-15 | 2019-11-15 | Laminate polymer battery who contains impressed watermark hem |
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| Country | Link |
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| CN (1) | CN210723104U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471595A (en) * | 2020-09-28 | 2021-10-01 | 曙鹏科技（深圳）有限公司 | Soft package battery film coating process |
-
2019
- 2019-11-15 CN CN201921977791.8U patent/CN210723104U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471595A (en) * | 2020-09-28 | 2021-10-01 | 曙鹏科技（深圳）有限公司 | Soft package battery film coating process |
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