CN204407374U - A kind of new type lithium ion battery - Google Patents
A kind of new type lithium ion battery Download PDFInfo
- Publication number
- CN204407374U CN204407374U CN201420860071.4U CN201420860071U CN204407374U CN 204407374 U CN204407374 U CN 204407374U CN 201420860071 U CN201420860071 U CN 201420860071U CN 204407374 U CN204407374 U CN 204407374U
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- Prior art keywords
- sided tape
- pole group
- lithium ion
- battery pole
- ion battery
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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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- 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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- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model relates to cell art, particularly relate to a kind of new type lithium ion battery, comprise the first two-sided tape, lug group, battery pole group and Package casing, Package casing parcel battery pole group, lug group runs through Package casing, lug group is electrically connected with battery pole group, and the first two-sided tape is located at the end of battery pole group, and it is bonding that Package casing and battery pole group pass through the first two-sided tape; This lithium ion battery uses the first two-sided tape, the second two-sided tape and the 3rd two-sided tape to carry out bonding to battery pole group and housing material, when battery levels or when moving both vertically, can not relative displacement be there is in battery pole group and housing material, lithium ion battery can not be caused to be out of shape, maintain outward appearance and the performance of lithium ion battery, extend the useful life of lithium ion battery, eliminate potential safety hazard; The end of the battery pole group of this lithium ion battery utilizes the first two-sided tape to reinforce, and battery pole group can not be scattered, and ensure that the quality of lithium ion battery.
Description
Technical field
The utility model relates to cell art, particularly relates to a kind of new type lithium ion battery.
Background technology
Lithium ion battery due to its energy density high, can repeatedly recycle, the life-span is long, pollutes little, is widely used in the field such as mobile phone, notebook.Lithium ion battery is made up of battery pole group and sealing housing material usually; Along with the appearance of Novel electronic product, every field requires more and more higher, especially higher to the requirement of lithium ion battery safety performance to lithium ion battery, and wherein lithium ion battery crash resistance can be one of key factor ensureing lithium ion battery safety.
Lithium ion battery crash resistance is mainly determined by the stickiness of battery pole group and housing material, if battery pole group and housing material stickiness bad, when battery levels or when moving both vertically, battery pole group and housing material just have relative motion, battery pole group can be caused time serious to be out of shape and cause battery short circuit, this will bring the danger such as batteries caught fire, blast.
Do not have between the battery pole group of current lithium ion battery and housing material to arrange the material for reinforcing, when battery levels or when moving both vertically, battery pole group and housing material are easy to relative displacement occurs, be easy to cause lithium ion battery to be out of shape, thus affect the outward appearance of lithium ion battery, reduce the performance of lithium ion battery, shorten the useful life of lithium ion battery, also bring potential safety hazard.
In addition, the end of the battery pole group of existing lithium ion battery is not reinforced, and battery pole group is easy to scatter, and affects the quality of lithium ion battery.
Summary of the invention
The utility model provides a kind of new type lithium ion battery for overcoming above-mentioned defect, this lithium ion battery uses the first two-sided tape, the second two-sided tape and the 3rd two-sided tape to carry out bonding to battery pole group and housing material, when battery levels or when moving both vertically, can not relative displacement be there is in battery pole group and housing material, lithium ion battery can not be caused to be out of shape, maintain outward appearance and the performance of lithium ion battery, extend the useful life of lithium ion battery, eliminate potential safety hazard; In addition, the end of the battery pole group of this lithium ion battery utilizes the first two-sided tape to reinforce, and battery pole group can not be scattered, and ensure that the quality of lithium ion battery.
For achieving the above object, the utility model adopts following technical scheme.
A kind of new type lithium ion battery, comprise the first two-sided tape, lug group, battery pole group and Package casing, described Package casing wraps up described battery pole group, described lug group runs through described Package casing, described lug group is electrically connected with described battery pole group, described first two-sided tape is located at the end of described battery pole group, and it is bonding that described Package casing and described battery pole group pass through described first two-sided tape.
Wherein, described battery pole group is reeled by positive plate, negative plate and barrier film and forms, and described positive plate and described negative plate are located at the side of described barrier film respectively, and described first two-sided tape is located at the end of described positive plate, described negative plate and described barrier film.
Wherein, the length of described barrier film is greater than the length of described positive plate, and the length of described positive plate is greater than the length of described negative plate.
Wherein, described lug group comprises anode ear and negative electrode lug, and described anode ear and described negative electrode lug are electrically connected with described battery pole group respectively.
Wherein, the bilateral symmetry of described first two-sided tape is provided with the second two-sided tape and the 3rd two-sided tape, described second two-sided tape and described 3rd two-sided tape bonding with described battery pole group respectively, it is bonding that described Package casing and described battery pole group pass through described second two-sided tape, and it is bonding that described Package casing and described battery pole group pass through described 3rd two-sided tape.
Wherein, one end of described second two-sided tape and a side bonds of described battery pole group, the other end of described second two-sided tape is bonding with the another side of described battery pole group, one end of described 3rd two-sided tape and a side bonds of described battery pole group, the other end of described 3rd two-sided tape is bonding with the another side of described battery pole group.
Wherein, described second two-sided tape and described 3rd two-sided tape are all in " U " shape.
Wherein, described first two-sided tape, described second two-sided tape are identical with the structure of described 3rd two-sided tape, and described first two-sided tape comprises the first seal hot melting pressure-sensitive adhesive layer, base membrane layer, the second seal hot melting pressure-sensitive adhesive layer and the inviscid sealant layer of normal temperature that connect successively from top to bottom.
Wherein, described base membrane layer is PET film layer.
Wherein, the thickness of described first seal hot melting pressure-sensitive adhesive layer, described second seal hot melting pressure-sensitive adhesive layer, described base membrane layer and the inviscid sealant layer of described normal temperature is 2 ~ 30 microns.
The beneficial effects of the utility model are:
A kind of new type lithium ion battery of the present utility model, comprise the first two-sided tape, lug group, battery pole group and Package casing, described Package casing wraps up described battery pole group, described lug group runs through described Package casing, described lug group is electrically connected with described battery pole group, described first two-sided tape is located at the end of described battery pole group, and it is bonding that described Package casing and described battery pole group pass through described first two-sided tape; This lithium ion battery uses the first two-sided tape, the second two-sided tape and the 3rd two-sided tape to carry out bonding to battery pole group and housing material, when battery levels or when moving both vertically, can not relative displacement be there is in battery pole group and housing material, lithium ion battery can not be caused to be out of shape, maintain outward appearance and the performance of lithium ion battery, extend the useful life of lithium ion battery, eliminate potential safety hazard; The end of the battery pole group of this lithium ion battery utilizes the first two-sided tape to reinforce, and battery pole group can not be scattered, and ensure that the quality of lithium ion battery.
Two-sided tape be pasted onto battery pole group fold after end, play the effect of fixing positive plate, negative plate and barrier film, make its folding be wound around after not separated, improve stability and the structural strength of lithium ion battery.
In general, the utility model has the following advantages:
(1) the utility model provides two-sided tape and bonds to battery pole group and housing material, thus it is more firm that battery pole group is connected with housing material, thoroughly solves the relative movement of battery pole group and housing material;
(2) two-sided tape that the utility model is used is made up of the glue-line that two sides is different, wherein toughness under laminating battery pole group glue-line normal temperature, the glue-line in laminating housing material face does not show viscosity below 80 DEG C, when in battery high-temperature high pressure procedure, inviscid produces viscosity, thus battery pole group and housing material are fixed; This two-sided tape when in use, under normal temperature, sticking one side is fitted with battery pole group, then with housing material, battery pole group is wrapped, and adjust the relative position of battery pole group and housing material, then to lithium battery temperature-pressure, (control temperature is 85 ~ 120 DEG C, controlled pressure is 0.3 ~ 1.5MPa), the inviscid sealant layer of normal temperature can be made to produce viscosity, thus by battery pole group and housing material bonding, easy to use, meet the production technology demand of lithium battery;
(3) two-sided tape has extremely strong chemical stability to electrolyte for lithium ion battery;
(4) the utility model solves the problem that battery pole group is easy to scatter, and makes the end bonding of battery pole group firm, thus ensure that quality and the useful life of lithium ion battery.
Accompanying drawing explanation
With accompanying drawing, the utility model is described in further detail, but the embodiment in accompanying drawing is not formed any restriction of the present utility model.
Fig. 1 is the structural representation of a kind of new type lithium ion battery of the present utility model.
Fig. 2 is the structural representation of the first two-sided tape.
Embodiment
Be further described the utility model below in conjunction with drawings and Examples, this is preferred embodiment of the present utility model.
Embodiment.
As depicted in figs. 1 and 2, a kind of new type lithium ion battery of the present utility model, comprise the first two-sided tape 5, lug group, battery pole group 1 and Package casing 2, described Package casing 2 wraps up described battery pole group 1, described lug group runs through described Package casing 2, described lug group is electrically connected with described battery pole group 1, and described first two-sided tape 5 is located at the end of described battery pole group 1, and it is bonding that described Package casing 2 and described battery pole group 1 pass through described first two-sided tape 5.
This lithium ion battery uses the first two-sided tape 5, second two-sided tape 6 and the 3rd two-sided tape 7 pairs of battery pole groups 1 and housing material to carry out bonding, when battery levels or when moving both vertically, can not relative displacement be there is in battery pole group 1 and housing material, lithium ion battery can not be caused to be out of shape, maintain outward appearance and the performance of lithium ion battery, extend the useful life of lithium ion battery, eliminate potential safety hazard; In addition, the end of the battery pole group 1 of this lithium ion battery utilizes the first two-sided tape 5 to reinforce, and battery pole group 1 can not be scattered, and ensure that the quality of lithium ion battery.
The battery pole group 1 of the present embodiment is reeled by positive plate, negative plate and barrier film and forms, described positive plate and described negative plate are located at the side of described barrier film respectively, and described first two-sided tape 5 is located at the end of described positive plate, described negative plate and described barrier film.It is simple that this arranges structure, is easy to shaping, the first two-sided tape 5 be pasted onto battery pole group 1 folding after end, play the effect of fixing positive plate, negative plate and barrier film, make its folding be wound around after not separated, improve stability and the structural strength of lithium ion battery.
The length of the barrier film of the present embodiment is greater than the length of described positive plate, and the length of described positive plate is greater than the length of described negative plate.It is simple that this arranges structure, is easy to shaping, meets the Production requirement of lithium ion battery, and the length that the length of barrier film is greater than described positive plate then can ensure that positive plate does not contact with negative plate, prevents battery short circuit, raising battery security.
The lug group of the present embodiment comprises anode ear 3 and negative electrode lug 4, and described anode ear 3 and described negative electrode lug 4 are electrically connected with described battery pole group 1 respectively.It is simple that this arranges structure, is easy to shaping, meets the Production requirement of lithium ion battery.
The bilateral symmetry of first two-sided tape 5 of the present embodiment is provided with the second two-sided tape 6 and the 3rd two-sided tape 7, described second two-sided tape 6 and described 3rd two-sided tape 7 bonding with described battery pole group 1 respectively, it is bonding that described Package casing 2 and described battery pole group 1 pass through described second two-sided tape 6, and it is bonding that described Package casing 2 and described battery pole group 1 pass through described 3rd two-sided tape 7; It is simple that this arranges structure, and be easy to shaping, use many two-sided tapes can significantly improve bonding stability, when making when battery levels or move both vertically, battery pole group 1 and housing material relative displacement can not occur, and reliability is high, and fail safe is good.
One end of second two-sided tape 6 of the present embodiment and a side bonds of described battery pole group 1, the other end of described second two-sided tape 6 is bonding with the another side of described battery pole group 1, one end of described 3rd two-sided tape 7 and a side bonds of described battery pole group 1, the other end of described 3rd two-sided tape 7 is bonding with the another side of described battery pole group 1; Second two-sided tape 6 and described 3rd two-sided tape 7 are all in " U " shape.It is simple that this arranges structure, and be easy to shaping, adhesive effect is good, firmly bonding, and reliability is high.
First two-sided tape 5, described second two-sided tape 6 of the present embodiment are identical with the structure of described 3rd two-sided tape 7, and described first two-sided tape 5 comprises the first seal hot melting pressure-sensitive adhesive layer 8, base membrane layer 9, second seal hot melting pressure-sensitive adhesive layer 10 and the inviscid sealant layer 11 of normal temperature that connect successively from top to bottom.It is simple that this arranges structure, is easy to shaping, can improve the bonding degree of battery pole group and Package casing, thus the stability of raising battery and fail safe.
The base membrane layer 9 of the present embodiment is PET film layer, and PET film chemical stability is good, cheap, wide material sources, and practicality is high.
The thickness of the first seal hot melting pressure-sensitive adhesive layer 8 of the present embodiment, described second seal hot melting pressure-sensitive adhesive layer 10, described base membrane layer 9 and the inviscid sealant layer 11 of described normal temperature is 2 ~ 30 microns.It is simple that this arranges structure, and be easy to shaping, adhesive effect is good, and production cost is low.
Finally should be noted that; above embodiment is only in order to illustrate the technical solution of the utility model; but not the restriction to the utility model protection range; although done to explain to the utility model with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to the technical solution of the utility model or equivalent replacement, and not depart from essence and the scope of technical solutions of the utility model.
Claims (10)
1. a new type lithium ion battery, it is characterized in that: comprise the first two-sided tape, lug group, battery pole group and Package casing, described Package casing wraps up described battery pole group, described lug group runs through described Package casing, described lug group is electrically connected with described battery pole group, described first two-sided tape is located at the end of described battery pole group, and it is bonding that described Package casing and described battery pole group pass through described first two-sided tape.
2. a kind of new type lithium ion battery according to claim 1, it is characterized in that: described battery pole group is reeled by positive plate, negative plate and barrier film and forms, described positive plate and described negative plate are located at the side of described barrier film respectively, and described first two-sided tape is located at the end of described positive plate, described negative plate and described barrier film.
3. a kind of new type lithium ion battery according to claim 2, is characterized in that: the length of described barrier film is greater than the length of described positive plate, and the length of described positive plate is greater than the length of described negative plate.
4. a kind of new type lithium ion battery according to claim 1, is characterized in that: described lug group comprises anode ear and negative electrode lug, and described anode ear and described negative electrode lug are electrically connected with described battery pole group respectively.
5. a kind of new type lithium ion battery according to claim 1, it is characterized in that: the bilateral symmetry of described first two-sided tape is provided with the second two-sided tape and the 3rd two-sided tape, described second two-sided tape and described 3rd two-sided tape bonding with described battery pole group respectively, it is bonding that described Package casing and described battery pole group pass through described second two-sided tape, and it is bonding that described Package casing and described battery pole group pass through described 3rd two-sided tape.
6. a kind of new type lithium ion battery according to claim 5, it is characterized in that: one end of described second two-sided tape and a side bonds of described battery pole group, the other end of described second two-sided tape is bonding with the another side of described battery pole group, one end of described 3rd two-sided tape and a side bonds of described battery pole group, the other end of described 3rd two-sided tape is bonding with the another side of described battery pole group.
7. a kind of new type lithium ion battery according to claim 5, is characterized in that: described second two-sided tape and described 3rd two-sided tape are all in " U " shape.
8. a kind of new type lithium ion battery according to claim 5, it is characterized in that: described first two-sided tape, described second two-sided tape are identical with the structure of described 3rd two-sided tape, described first two-sided tape comprises the first seal hot melting pressure-sensitive adhesive layer, base membrane layer, the second seal hot melting pressure-sensitive adhesive layer and the inviscid sealant layer of normal temperature that connect successively from top to bottom.
9. a kind of new type lithium ion battery according to claim 8, is characterized in that: described base membrane layer is PET film layer.
10. a kind of new type lithium ion battery according to claim 8, is characterized in that: the thickness of described first seal hot melting pressure-sensitive adhesive layer, described second seal hot melting pressure-sensitive adhesive layer, described base membrane layer and the inviscid sealant layer of described normal temperature is 2 ~ 30 microns.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420860071.4U CN204407374U (en) | 2014-12-30 | 2014-12-30 | A kind of new type lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420860071.4U CN204407374U (en) | 2014-12-30 | 2014-12-30 | A kind of new type lithium ion battery |
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| Publication Number | Publication Date |
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| CN204407374U true CN204407374U (en) | 2015-06-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420860071.4U Active CN204407374U (en) | 2014-12-30 | 2014-12-30 | A kind of new type lithium ion battery |
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| CN (1) | CN204407374U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021195906A1 (en) * | 2020-03-31 | 2021-10-07 | 东莞新能安科技有限公司 | Electrochemical apparatus and electronic apparatus using electrochemical apparatus |
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2014
- 2014-12-30 CN CN201420860071.4U patent/CN204407374U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021195906A1 (en) * | 2020-03-31 | 2021-10-07 | 东莞新能安科技有限公司 | Electrochemical apparatus and electronic apparatus using electrochemical apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160629 Address after: 523000 Guangdong province Dongguan city Shijie Town Water Village Road No. 107 building first Zhengwen Patentee after: Dongguan Aozhong Electronic Material Co., Ltd. Address before: 523000 Guangdong province Dongguan city Shijie Town Water Village Road No. 107 building first Zhengwen Patentee before: Dongguan Aozhong Electronic Material Co., Ltd. Patentee before: Dongguan Suyue Electronic Package Material Co.,Ltd. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Mechanism for filling liquid to new type lithium ion battery Effective date of registration: 20200407 Granted publication date: 20150617 Pledgee: China Co truction Bank Corp Dongguan branch Pledgor: DONGGUAN AOZON ELECTRONIC MATERIAL Co.,Ltd. Registration number: Y2020980001313 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| CP03 | Change of name, title or address |
Address after: 523000 No.8, Beihuang Road East, hengjiao, Shijie Town, Dongguan City, Guangdong Province Patentee after: Dongguan aozhongxin Material Technology Co.,Ltd. Address before: 523000 Building 1, 107 Zhengwen East Road, Shuinan village, Shijie Town, Dongguan City, Guangdong Province Patentee before: DONGGUAN AOZON ELECTRONIC MATERIAL Co.,Ltd. |
|
| CP03 | Change of name, title or address |