CN103633259A - PP plastic housing lithium ion battery - Google Patents
PP plastic housing lithium ion battery Download PDFInfo
- Publication number
- CN103633259A CN103633259A CN201210295447.7A CN201210295447A CN103633259A CN 103633259 A CN103633259 A CN 103633259A CN 201210295447 A CN201210295447 A CN 201210295447A CN 103633259 A CN103633259 A CN 103633259A
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- plastic casing
- ion battery
- plastic housing
- rubber gasket
- 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.)
- Pending
Links
- 239000004033 plastic Substances 0.000 title claims abstract description 85
- 229920003023 plastic Polymers 0.000 title claims abstract description 85
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 34
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 229920001971 elastomer Polymers 0.000 claims abstract description 26
- 238000004880 explosion Methods 0.000 claims description 32
- 125000006850 spacer group Chemical group 0.000 claims description 27
- 239000012530 fluid Substances 0.000 claims description 6
- 239000000565 sealant Substances 0.000 claims description 6
- 229920005549 butyl rubber Polymers 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/116—Primary casings; Jackets or wrappings characterised by the material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/342—Non-re-sealable arrangements
- H01M50/3425—Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Gas Exhaust Devices For Batteries (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention belongs to the technical field of lithium ion batteries and discloses a PP plastic housing lithium ion battery. The PP plastic housing lithium ion battery comprises a PP plastic housing. A lithium ion battery cell and a PP plastic locating plate connected to the inner wall of the PP plastic housing are arranged in the PP plastic housing. The lithium ion battery cell is in a tight fit positioning relationship with the PP plastic housing by the PP plastic locating plate. The end of the PP plastic housing is provided with a rubber sealing flake. Tabs of an anode and a cathode of the PP plastic housing lithium ion battery go through the PP plastic locating plate and then are connected to guide pin leads of the anode and the cathode. The other end of each one of the guide pin leads of the anode and the cathode goes through the rubber sealing flake and is led out. The bottom of the PP plastic housing, the PP plastic locating plate and the rubber sealing flake are provided with explosion-proof safety vents. The PP plastic housing lithium ion battery has a simple structure, high safety and a low cost.
Description
Technical field
The invention belongs to technical field of lithium ion, be specifically related to a kind of PP plastic lithium-ion battery.
Background technology
But the lithium ion battery of listing, safe not on battery security at present, and the useful life of battery is shorter, in addition, make, so cost of manufacture is relatively high because its shell mostly is metal.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art and the PP plastic lithium-ion battery of low, the safe and long service life of a kind of cost is provided.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of PP plastic casing lithium ion battery, comprise PP plastic casing, the PP plastics spacer that is provided with core of lithium ion cell and is connected with described PP plastic casing inwall in described PP plastic casing, described core of lithium ion cell is by described PP plastics spacer and the described PP plastic casing location that closely cooperates; In described PP plastic casing end, be provided with rubber gasket; Battery plus-negative plate lug is connected with both positive and negative polarity guide pin wire through after described PP plastics spacer, and the described both positive and negative polarity guide pin wire other end is drawn through after rubber gasket respectively; On described PP plastic casing bottom, described PP plastics spacer and all offer anti-explosion safety hole on described rubber gasket.
Described rubber gasket is butyl rubber diaphragm seal.
Described PP plastics spacer and described PP plastic casing inwall are glued together and are tightly connected by fluid sealant.
Described PP plastics spacer and described PP plastic casing inwall adopt ultrasonic wave to fuse and are tightly connected.
Described rubber gasket and described PP plastic casing are glued together and are tightly connected by fluid sealant.
On described rubber gasket, be provided with two anti-explosion safety holes, on described PP plastics spacer, corresponding position is provided with two anti-explosion safety holes.
The diameter that is located at the anti-explosion safety hole on described PP plastics spacer is greater than the diameter in the anti-explosion safety hole being located on described rubber gasket.
The present invention compares with the lithium ion battery of current listing, in the useful life of battery security and battery and the fail safe of charging, has revolutionary breakthrough, makes it more practical durable, and cost is lower safer.
Accompanying drawing explanation
The sectional structure schematic diagram of the PP plastic lithium-ion battery that Fig. 1 provides for the embodiment of the present invention;
In figure: 1, PP plastic casing, 2, core of lithium ion cell, the 3, first anti-explosion safety hole, the 4, second anti-explosion safety hole, 5, the 3rd anti-explosion safety hole, 6, the 4th anti-explosion safety hole, the 7, the 5th anti-explosion safety hole, the 8, the 6th anti-explosion safety hole, 9, cell positive pole ear, 10, cell cathode ear pole, 11, the anodal guide pin wire that connects, 12, negative pole connects guide pin wire, 13, rubber gasket, 14, PP plastics spacer.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the present invention is further elaborated.
Referring to Fig. 1, the figure shows the structure of the PP plastic casing lithium ion battery that the embodiment of the present invention provides, for convenience of explanation, only show the part relevant with the embodiment of the present invention.
A kind of PP plastic casing lithium ion battery, comprise PP plastic casing 1, the PP plastics spacer 14 that is provided with core of lithium ion cell 2 and is connected with described PP plastic casing 1 inwall in described PP plastic casing 1, described core of lithium ion cell 2 is by described PP plastics spacer 14 and described PP plastic casing 1 location that closely cooperates; In described PP plastic casing 1 end, be provided with rubber gasket 13; Battery plus- negative plate lug 9,10 through described PP plastics spacer 14 after with the corresponding connection of both positive and negative polarity guide pin wire 11,12, the other end of described both positive and negative polarity guide pin wire 11,12 is drawn after passing rubber gasket 13 respectively; On described PP plastic casing 1 bottom, described PP plastics spacer 14 and all offer anti-explosion safety hole on described rubber gasket 13.
Further, on described rubber gasket 13, be provided with two anti-explosion safety holes: i.e. the 5th anti-explosion safety hole 7, the 6th anti-explosion safety hole 8, on described PP plastics spacer, 14 corresponding positions are provided with two anti-explosion safety holes; I.e. the 3rd anti-explosion safety hole 5 and the 4th anti-explosion safety hole 6.In the corresponding position, bottom of described PP plastic casing, be provided with the first anti-explosion safety hole 3 and the second anti-explosion safety hole 4.
Further, the diameter that is located at the anti-explosion safety hole on described PP plastics spacer is greater than the diameter in the anti-explosion safety hole being located on described rubber gasket.
Preferably, the anti-explosion safety bore dia being located on described PP plastics spacer is 1.5mm, and the diameter that is located at the anti-explosion safety hole on described rubber gasket is 1mm.
When battery is undesired, the gas of generation can break through the book wall point on anti-explosion safety hole, can effectively discharge the gas that lithium ion battery produces under different situations, has prevented that gas from draining not in time and the generation that causes an explosion accident.
Preferably, described rubber gasket adopts butyl rubber diaphragm seal.
Preferably, described PP plastics spacer and described PP plastic casing inwall are glued together and are tightly connected by fluid sealant.
Preferably, described PP plastics spacer and fused being tightly connected of described PP plastic casing inwall employing ultrasonic wave.
Preferably, described rubber gasket and described PP plastic casing are glued together and are tightly connected by fluid sealant.
The present invention is by adopting PP plastics to make battery case associated components, effectively reduce the cost of battery, simultaneously by establish corresponding anti-explosion safety hole on battery case bottom and spacer, diaphragm seal, effectively increased the safety in utilization of battery, thereby effectively extended the useful life of battery, compared with the lithium ion battery of current listing, in the useful life of battery security and battery and the fail safe of charging, have revolutionary breakthrough, make it more practical durable, cost is lower safer.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (7)
1. a PP plastic casing lithium ion battery, it is characterized in that, comprise PP plastic casing, the PP plastics spacer that is provided with core of lithium ion cell and is connected with described PP plastic casing inwall in described PP plastic casing, described core of lithium ion cell is by described PP plastics spacer and the described PP plastic casing location that closely cooperates; In described PP plastic casing end, be provided with rubber gasket; Battery plus-negative plate lug is connected with both positive and negative polarity guide pin wire through after described PP plastics spacer, and the described both positive and negative polarity guide pin wire other end is drawn through after rubber gasket respectively; On described PP plastic casing bottom, described PP plastics spacer and all offer anti-explosion safety hole on described rubber gasket.
2. PP plastic casing lithium ion battery according to claim 1, is characterized in that, described rubber gasket is butyl rubber diaphragm seal.
3. PP plastic casing lithium ion battery according to claim 1 and 2, is characterized in that, described PP plastics spacer and described PP plastic casing inwall are glued together and are tightly connected by fluid sealant.
4. PP plastic casing lithium ion battery according to claim 1 and 2, is characterized in that, described PP plastics spacer and described PP plastic casing inwall adopt ultrasonic wave to fuse and be tightly connected.
5. PP plastic casing lithium ion battery according to claim 1 and 2, is characterized in that, described rubber gasket and described PP plastic casing are glued together and are tightly connected by fluid sealant.
6. according to the PP plastic casing lithium ion battery described in claim 1 or 2, it is characterized in that, be provided with two anti-explosion safety holes on described rubber gasket, on described PP plastics spacer, corresponding position is provided with two anti-explosion safety holes.
7. according to the PP plastic casing lithium ion battery described in claim 6, it is characterized in that, the diameter that is located at the anti-explosion safety hole on described PP plastics spacer is greater than the diameter in the anti-explosion safety hole being located on described rubber gasket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210295447.7A CN103633259A (en) | 2012-08-20 | 2012-08-20 | PP plastic housing lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210295447.7A CN103633259A (en) | 2012-08-20 | 2012-08-20 | PP plastic housing lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103633259A true CN103633259A (en) | 2014-03-12 |
Family
ID=50214063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210295447.7A Pending CN103633259A (en) | 2012-08-20 | 2012-08-20 | PP plastic housing lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103633259A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915584A (en) * | 2014-04-01 | 2014-07-09 | 谭轶鸿 | Lithium ion battery end cover, lithium ion battery and production method of lithium ion battery |
| CN103915585A (en) * | 2014-04-01 | 2014-07-09 | 谭轶鸿 | Lithium ion battery end cover |
| CN104091902A (en) * | 2014-07-15 | 2014-10-08 | 惠州威健锂能电子有限公司 | Disposable lithium-ion battery with heat-shrinkable plastic thin-film shell and manufacturing method thereof |
| CN107681068A (en) * | 2017-11-06 | 2018-02-09 | 惠州亿纬锂能股份有限公司 | Rechargeable battery with integrated battery core |
| CN107681088A (en) * | 2017-11-06 | 2018-02-09 | 惠州亿纬锂能股份有限公司 | A kind of blast resistance construction and the USB rechargeable batteries using the blast resistance construction |
| WO2022000424A1 (en) * | 2020-07-02 | 2022-01-06 | 宁德新能源科技有限公司 | Battery and electronic device |
| CN107681068B (en) * | 2017-11-06 | 2024-06-11 | 惠州亿纬锂能股份有限公司 | Rechargeable battery with integrated battery cell |
Citations (5)
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|---|---|---|---|---|
| WO2005117162A1 (en) * | 2004-05-26 | 2005-12-08 | CHUNG, Hai | Lithium ion power battery with impermeable plastic case |
| CN101075676A (en) * | 2007-06-22 | 2007-11-21 | 惠州亿纬电源科技有限公司 | 9V square lithium battery |
| US20100316904A1 (en) * | 2009-06-11 | 2010-12-16 | Gui Ping Zhang | Self flame-retardant lithium ion battery and case thereof made of plastic with helogens |
| CN201936958U (en) * | 2011-03-25 | 2011-08-17 | 贵州航天电源科技有限公司 | High-security column type lithium-ion battery |
| CN202817036U (en) * | 2012-08-20 | 2013-03-20 | 宁波康顺电子科技有限公司 | Lithium ion battery with PP (Propene Polymer) plastic shell |
-
2012
- 2012-08-20 CN CN201210295447.7A patent/CN103633259A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005117162A1 (en) * | 2004-05-26 | 2005-12-08 | CHUNG, Hai | Lithium ion power battery with impermeable plastic case |
| CN101075676A (en) * | 2007-06-22 | 2007-11-21 | 惠州亿纬电源科技有限公司 | 9V square lithium battery |
| US20100316904A1 (en) * | 2009-06-11 | 2010-12-16 | Gui Ping Zhang | Self flame-retardant lithium ion battery and case thereof made of plastic with helogens |
| CN201936958U (en) * | 2011-03-25 | 2011-08-17 | 贵州航天电源科技有限公司 | High-security column type lithium-ion battery |
| CN202817036U (en) * | 2012-08-20 | 2013-03-20 | 宁波康顺电子科技有限公司 | Lithium ion battery with PP (Propene Polymer) plastic shell |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103915584A (en) * | 2014-04-01 | 2014-07-09 | 谭轶鸿 | Lithium ion battery end cover, lithium ion battery and production method of lithium ion battery |
| CN103915585A (en) * | 2014-04-01 | 2014-07-09 | 谭轶鸿 | Lithium ion battery end cover |
| CN103915584B (en) * | 2014-04-01 | 2016-09-14 | 武汉锂能科技有限公司 | Lithium ion battery end cap, lithium ion battery and production method thereof |
| CN103915585B (en) * | 2014-04-01 | 2017-02-15 | 武汉锂能科技有限公司 | Lithium ion battery end cover |
| CN104091902A (en) * | 2014-07-15 | 2014-10-08 | 惠州威健锂能电子有限公司 | Disposable lithium-ion battery with heat-shrinkable plastic thin-film shell and manufacturing method thereof |
| CN107681068A (en) * | 2017-11-06 | 2018-02-09 | 惠州亿纬锂能股份有限公司 | Rechargeable battery with integrated battery core |
| CN107681088A (en) * | 2017-11-06 | 2018-02-09 | 惠州亿纬锂能股份有限公司 | A kind of blast resistance construction and the USB rechargeable batteries using the blast resistance construction |
| CN107681068B (en) * | 2017-11-06 | 2024-06-11 | 惠州亿纬锂能股份有限公司 | Rechargeable battery with integrated battery cell |
| WO2022000424A1 (en) * | 2020-07-02 | 2022-01-06 | 宁德新能源科技有限公司 | Battery and electronic device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140312 |