CN105576158A - Lithium battery for new energy vehicles - Google Patents
Lithium battery for new energy vehicles Download PDFInfo
- Publication number
- CN105576158A CN105576158A CN201610114411.2A CN201610114411A CN105576158A CN 105576158 A CN105576158 A CN 105576158A CN 201610114411 A CN201610114411 A CN 201610114411A CN 105576158 A CN105576158 A CN 105576158A
- Authority
- CN
- China
- Prior art keywords
- negative
- positive
- lithium battery
- main body
- plate
- 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
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 23
- 229920002799 BoPET Polymers 0.000 claims abstract description 7
- 230000002787 reinforcement Effects 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 239000005030 aluminium foil Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 239000011889 copper foil Substances 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 230000035939 shock Effects 0.000 claims description 4
- 238000009825 accumulation Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 238000004804 winding Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
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
- H01M50/124—Primary casings; Jackets or wrappings characterised by the material having a layered structure
-
- 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
- H01M50/317—Re-sealable arrangements
- H01M50/325—Re-sealable arrangements comprising deformable valve members, e.g. elastic or flexible valve members
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention relates to a lithium battery for new energy vehicles, which comprises a main shell body, a cover plate and a battery cell, wherein the battery cell is formed by sequentially overlaying and winding a positive plate, a diaphragm and a negative plate, and the outer wall of the battery cell is further coated with a layer of PET film; a positive tab is arranged on the positive plate, and a negative tab is arranged on the negative plate; a positive busbar is connected and conducted with the positive pole of the main shell body, and a negative busbar is connected and conducted with the negative pole of the main shell body; working station indicators are arranged between the positive busbar and the negative busbar. The lithium battery provided by the invention has the advantages that the heat can be properly emitted in a closed environment, uneven heat accumulation cannot be caused under too high temperature conditions, the battery performance is good, the life is long, and the charge-discharge efficiency is high.
Description
Technical field
The present invention relates to lithium battery device technical field, specifically a kind of lithium battery for new-energy automobile.
Background technology
New-energy automobile refers to other energy automobiles all except automobile, Diesel engine.Comprise fuel cell car, hybrid vehicle, hydrogen-powered vehicles and solar telephone etc.Its discharge amount of exhaust gas is lower.Just because of it has the advantage of environmental protection, new-energy automobile advocate by many countries, the development of new-energy automobile industry is also day by day flourishing, heat can be produced in discharge and recharge use procedure with the matching used high power lithium battery of new-energy automobile, in airtight environment, if heat can not suitably distribute, too high temperature causes uneven heat accumulation, affects battery performance, life-span and efficiency for charge-discharge.
In view of this, the present inventor studies this, and develop a kind of high performance lithium battery for new-energy automobile specially, this case produces thus.
Summary of the invention
In order to solve the technical problem that above-mentioned prior art exists, the invention provides a kind of lithium battery for new-energy automobile, by the lithium battery obtained by the present invention, in airtight environment, heat can suitably distribute, and under the condition of too high temperature, uneven heat accumulation can not be caused, there is good battery performance, life-span and efficiency for charge-discharge.
The technical solution adopted for the present invention to solve the technical problems is:
For a lithium battery for new-energy automobile, comprise housing main body, cover plate and battery core, described battery core superposes rear coiling successively by positive plate, barrier film, negative plate and forms, and the outer wall of described battery core is coated with one deck PET film further; Described positive plate is provided with positive pole ear, described negative plate arranges negative lug, described positive bus is connected conducting with the positive terminal of housing main body, described negative bus-bar is connected conducting with the negative terminal of described housing main body, is provided with working station indicator between described positive bus and described negative bus-bar; The surface of described housing main body is provided with resin rubber housing and against shock plate, and the sidewall of described housing main body is provided with explosion-proof valve, and described explosion-proof valve comprises the blast hole be arranged on housing main body, and seals the rupture disk be arranged on blast hole.
Further, described positive pole ear and described positive bus connect by revolving to be riveting.
Further, described negative lug and negative bus-bar connect by revolving to be riveting.
Further, described working station indicator is connected with described negative terminal with described positive terminal.
Further, described positive plate comprises aluminium foil, aluminium foil is provided with positive pole coating.
Further, described negative plate comprises Copper Foil, Copper Foil is provided with negative pole coating.
Further, bottom described blast hole, be provided with reinforcement, reinforcement the support force that can increase housing main body sidewall is set.
A kind of lithium battery for new-energy automobile of the present invention is compared with the lithium battery of traditional structure, and tool has the following advantages:
1, in battery core outer wrapping one deck PET film, namely can play the effect of insulation, battery core outer surface can be made more smooth simultaneously, more easily insert housing main body, and can not battery core be lost; 2, explosion-proof valve is arranged on housing main body sidewall, is adding man-hour, housing main body can be put neatly and process together, increase substantially production efficiency.
3, lug is connected with bus-bar by the mode of revolving riveting, and connection reliability is high, avoids the welding slag short circuit problem because traditional welding causes simultaneously.
4, described positive plate, negative plate structure are simply, easily manufactured.
Below with reference to drawings and Examples, the present invention is described in detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of lithium battery for new-energy automobile of example embodiments.
Wherein, 1-housing main body, 2-positive plate, 3-negative plate, 4-positive pole ear, 5-negative lug, 6-positive bus, 7-barrier film, 8-PET film, 9-positive terminal, 10-negative terminal, 11-working station indicator, 12-blast hole, 13-negative bus-bar.
Embodiment
Embodiment 1
As shown in Figure 1, a kind of lithium battery for new-energy automobile, comprises housing main body 1, cover plate and battery core, and after battery core is superposed successively by positive plate 2, barrier film 7, negative plate 3, coiling forms, and the outer wall of battery core is coated with one deck PET film 8 further; Positive plate 2 is provided with positive pole ear 4, negative plate 3 is arranged negative lug 5, positive bus 6 is connected conducting with the positive terminal 9 of housing main body 1, negative bus-bar 13 is connected conducting with the negative terminal 10 of housing main body 1, be provided with working station indicator 11 between positive bus 6 and negative bus-bar 13, working station indicator 11 is connected with negative terminal 10 with positive terminal 9; The surface of housing main body 1 is provided with resin rubber housing and against shock plate, the sidewall of housing main body 1 is provided with explosion-proof valve, explosion-proof valve comprises the blast hole 12 be arranged on housing main body, with the rupture disk that sealing is arranged on blast hole 12, be provided with reinforcement bottom blast hole 12, reinforcement the support force that can increase housing main body sidewall is set.
Wherein, positive pole ear 4 and positive bus 6 connect by revolving to be riveting; Negative lug 5 and negative bus-bar 13 connect by revolving to be riveting.
Embodiment 2
As shown in Figure 1, a kind of lithium battery for new-energy automobile, comprises housing main body 1, cover plate and battery core, and after battery core is superposed successively by positive plate 2, barrier film 7, negative plate 3, coiling forms, and the outer wall of battery core is coated with one deck PET film 8 further; Positive plate 2 is provided with positive pole ear 4, positive plate 2 comprises aluminium foil, aluminium foil is provided with positive pole coating; Negative plate 3 is arranged negative lug 5, negative plate 3 comprises Copper Foil, Copper Foil is provided with negative pole coating; Positive bus 6 is connected conducting with the positive terminal 9 of housing main body 1, negative bus-bar 13 is connected conducting with the negative terminal 10 of housing main body 1, be provided with working station indicator 11 between positive bus 6 and negative bus-bar 13, working station indicator 11 is connected with negative terminal 10 with positive terminal 9; The surface of housing main body 1 is provided with resin rubber housing and against shock plate, the sidewall of housing main body 1 is provided with explosion-proof valve, explosion-proof valve comprises the blast hole 12 be arranged on housing main body, with the rupture disk that sealing is arranged on blast hole 12, be provided with reinforcement bottom blast hole 12, reinforcement the support force that can increase housing main body sidewall is set.
Wherein, positive pole ear 4 and positive bus 6 connect by revolving to be riveting; Negative lug 5 and negative bus-bar 13 connect by revolving to be riveting.
Above-described embodiment and graphic and non-limiting product form of the present invention and style, any person of an ordinary skill in the technical field, to its suitable change done or modification, all should be considered as not departing from patent category of the present invention.
Claims (7)
1. for a lithium battery for new-energy automobile, it is characterized in that, comprise housing main body, cover plate and battery core, described battery core superposes rear coiling successively by positive plate, barrier film, negative plate and forms, and the outer wall of described battery core is coated with one deck PET film further; Described positive plate is provided with positive pole ear, described negative plate arranges negative lug, described positive bus is connected conducting with the positive terminal of housing main body, described negative bus-bar is connected conducting with the negative terminal of described housing main body, is provided with working station indicator between described positive bus and described negative bus-bar; The surface of described housing main body is provided with resin rubber housing and against shock plate, and the sidewall of described housing main body is provided with explosion-proof valve, and described explosion-proof valve comprises the blast hole be arranged on housing main body, and seals the rupture disk be arranged on blast hole.
2. a kind of lithium battery for new-energy automobile according to claim 1, is characterized in that, described positive pole ear and described positive bus connect by revolving to be riveting.
3. a kind of lithium battery for new-energy automobile according to claim 1, is characterized in that, described negative lug and negative bus-bar connect by revolving to be riveting.
4. a kind of lithium battery for new-energy automobile according to claim 1, it is characterized in that, described working station indicator is connected with described negative terminal with described positive terminal.
5. a kind of lithium battery for new-energy automobile according to claim 1, it is characterized in that, described positive plate comprises aluminium foil, aluminium foil is provided with positive pole coating.
6. a kind of lithium battery for new-energy automobile according to claim 1, it is characterized in that, described negative plate comprises Copper Foil, Copper Foil is provided with negative pole coating.
7. a kind of lithium battery for new-energy automobile according to claim 1, is characterized in that, be provided with reinforcement bottom described blast hole, reinforcement the support force that can increase housing main body sidewall is set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610114411.2A CN105576158A (en) | 2016-03-01 | 2016-03-01 | Lithium battery for new energy vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610114411.2A CN105576158A (en) | 2016-03-01 | 2016-03-01 | Lithium battery for new energy vehicles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105576158A true CN105576158A (en) | 2016-05-11 |
Family
ID=55886065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610114411.2A Pending CN105576158A (en) | 2016-03-01 | 2016-03-01 | Lithium battery for new energy vehicles |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105576158A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112397817A (en) * | 2019-07-30 | 2021-02-23 | 比亚迪股份有限公司 | Solid-state lithium battery and preparation method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474594A (en) * | 2012-06-06 | 2013-12-25 | 支红俊 | Lithium ion power battery module |
| CN203932227U (en) * | 2014-03-10 | 2014-11-05 | 广东国光电子有限公司 | A kind of lithium ion battery |
| CN204558570U (en) * | 2015-04-15 | 2015-08-12 | 浙江金开来新能源科技有限公司 | A kind of high-performance lithium battery |
| CN204905357U (en) * | 2015-09-14 | 2015-12-23 | 屠小慧 | A novel high -power lithium battery for solar car |
-
2016
- 2016-03-01 CN CN201610114411.2A patent/CN105576158A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474594A (en) * | 2012-06-06 | 2013-12-25 | 支红俊 | Lithium ion power battery module |
| CN203932227U (en) * | 2014-03-10 | 2014-11-05 | 广东国光电子有限公司 | A kind of lithium ion battery |
| CN204558570U (en) * | 2015-04-15 | 2015-08-12 | 浙江金开来新能源科技有限公司 | A kind of high-performance lithium battery |
| CN204905357U (en) * | 2015-09-14 | 2015-12-23 | 屠小慧 | A novel high -power lithium battery for solar car |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112397817A (en) * | 2019-07-30 | 2021-02-23 | 比亚迪股份有限公司 | Solid-state lithium battery and preparation method thereof |
| CN112397817B (en) * | 2019-07-30 | 2022-03-18 | 比亚迪股份有限公司 | Solid-state lithium battery and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160511 |
|
| WD01 | Invention patent application deemed withdrawn after publication |