CN208225972U - A kind of power battery top cover plastics member - Google Patents
A kind of power battery top cover plastics member Download PDFInfo
- Publication number
- CN208225972U CN208225972U CN201820558175.8U CN201820558175U CN208225972U CN 208225972 U CN208225972 U CN 208225972U CN 201820558175 U CN201820558175 U CN 201820558175U CN 208225972 U CN208225972 U CN 208225972U
- Authority
- CN
- China
- Prior art keywords
- plastic parts
- boss
- top cover
- explosion
- convex closure
- 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.)
- Active
Links
- 229920003023 plastic Polymers 0.000 title claims abstract description 81
- 239000004033 plastic Substances 0.000 title claims abstract description 81
- 239000007924 injection Substances 0.000 claims abstract description 10
- 238000002347 injection Methods 0.000 claims abstract description 10
- 239000012530 fluid Substances 0.000 claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000003466 welding Methods 0.000 abstract description 2
- 230000010485 coping Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- Gas Exhaust Devices For Batteries (AREA)
Abstract
The utility model relates to a kind of power battery top cover plastics members, including the first plastic parts and the second plastic parts, one end of first plastic parts convexes into first boss outward, one end of second plastic parts convexes into second boss outward, first boss and second boss phase split form explosion-proof boss, and explosion-proof boss is provided with several first air holes；The edge of first plastic parts and the second plastic parts is respectively arranged with limit rib, and limit rib is provided with several second air holes.Compared with the prior art, the utility model can be avoided the air pressure generated when fluid injection and stop explosion-proof stroke of valve by the way that explosion-proof boss is arranged in plastic parts；Rib is limited by setting, can avoid being displaced when tab welding；By the way that several air holes are arranged, battery core exhaust gas inside can be convenient, and alleviate pts wt；Top cover support can be save when in addition, carrying out top cover assembly using the plastics member, to reduce production cost, and promotes battery energy density.
Description
Technical field
The utility model belongs to power battery technology field more particularly to a kind of power battery top cover plastics member.
Background technique
Power battery generally comprises battery core, battery case and battery cap for accommodating battery core, is equipped with just at the top of battery core
Pole tab and negative lug, battery cap are equipped with positive terminal, negative terminal and liquid injection hole.When assembly, first by positive pole ear and negative
Pole tab is welded to connect with positive terminal and negative terminal respectively, and then battery core is placed in shell, and battery cap and shell are welded
Sealing is connect, semi-finished product battery is assembled into, obtains power battery using series of processes such as fluid injection, chemical conversion and capacity.
Wherein, existing battery cap component generally comprises coping plate, pole, upper plastic parts, lower plastic parts and top cover branch
Frame etc..Top cover support is the insulation protection structure being arranged between battery cap and battery core, and one side can play fixed electricity
Core and limit battery cap effect, on the other hand battery core and battery cap can be made to separate, thus realize battery cap with
The insulation of battery core, it is ensured that the security performance of battery.
However, existing top cover assembling structure has the disadvantage that 1) existing lower plastic parts structure setting is unreasonable,
The air pressure of generation can stop explosion-proof stroke of valve when carrying out injecting electrolytic solution.2) setting of top cover support increases battery weight, phase
The energy density of battery should be reduced, and is increased manufacturing cost.
In view of this, it is necessory to provide a kind of technical solution to solve the above problems.
Utility model content
The purpose of this utility model is that: in view of the deficiencies of the prior art, and provide a kind of power battery top cover plastic cement
Component, the air pressure generated when to avoid fluid injection and so that plastic parts is hindered explosion-proof stroke of valve, while can be save using the plastics member
Top cover support reduces production cost, and promotes battery energy density.
To achieve the goals above, the utility model uses following solution:
A kind of power battery top cover plastics member, including the first plastic parts and the second plastic parts, first plastic parts
One end convex into first boss outward, one end of second plastic parts convexes into second boss, the first boss outward
Explosion-proof boss is formed with the second boss phase split, the explosion-proof boss is provided with several first air holes；First modeling
The edge of glue part and second plastic parts is respectively arranged with limit rib, and it is ventilative that the limit rib is provided with several second
Hole.
As the preferred embodiment of power battery top cover plastics member described in the utility model, the height of the explosion-proof boss
Degree >=0.5mm.
As the preferred embodiment of power battery top cover plastics member described in the utility model, first plastic parts is set
It is equipped with the first convex closure for protruding from top surface, first convex closure forms the first convex closure receiving portion in the lower surface of the first plastic parts；
Second plastic parts is provided with the second convex closure for protruding from top surface, and second convex closure is formed in the lower surface of the second plastic parts
Second convex closure receiving portion.
As the preferred embodiment of power battery top cover plastics member described in the utility model, the first convex closure setting
There is the perforation of the first pole；Second convex closure is provided with the perforation of the second pole.
As the preferred embodiment of power battery top cover plastics member described in the utility model, first plastic parts is also
It is provided with fluid injection through-hole, second plastic parts is additionally provided with rotating sheet ventilative through hole.
The utility model has the beneficial effects that: a kind of power battery top cover plastics member of the utility model, including the
One plastic parts and the second plastic parts, one end of first plastic parts convex into first boss outward, second plastic parts
One end convexes into second boss outward, and the first boss and the second boss phase split form explosion-proof boss, described explosion-proof
Boss is provided with several first air holes；The edge of first plastic parts and second plastic parts is respectively arranged with limit rib
Item, the limit rib are provided with several second air holes.Compared with the prior art, the utility model in plastic parts by being arranged
Explosion-proof boss can be avoided the air pressure generated when fluid injection and stop explosion-proof stroke of valve；Rib is limited by setting, can avoid tab weldering
It is displaced when connecing；By the way that several air holes are arranged, battery core exhaust gas inside can be convenient, and alleviate pts wt；In addition, making
Top cover support can be save when carrying out top cover assembly with the plastics member, to reduce production cost, and promote battery energy density.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram that the utility model is assemblied in top cover.
In figure: the first plastic parts of 1-；The first convex closure of 11- receiving portion；The perforation of the first pole of 12-；13- fluid injection through-hole；2-
Two plastic parts；The second convex closure of 21- receiving portion；The perforation of the second pole of 22-；23- rotating sheet ventilative through hole；The explosion-proof boss of 3-；31-
One boss；32- second boss；The first air hole of 33-；4- limits rib；The second air hole of 41-；5- coping plate；6- first is riveted
Block；7- second rivets block；The first pole of 8-；The second pole of 9-.
Specific embodiment
To keep the technical solution of the utility model and advantage clearer, below in conjunction with specific embodiment and specification
Attached drawing is described in further detail the utility model and its advantages, but the embodiments of the present invention is not limited to
This.
As shown in Figure 1, a kind of power battery top cover plastics member, including the first plastic parts 1 and the second plastic parts 2, the
One end of one plastic parts 1 convexes into first boss 31 outward, and one end of the second plastic parts 2 convexes into second boss 32 outward, the
One boss 31 and 32 phase split of second boss form explosion-proof boss 3, and explosion-proof boss 3 is provided with several first air holes 33；First
The edge of plastic parts 1 and the second plastic parts 2 is respectively arranged with limit rib 4, and limit rib 4 is provided with several second air holes
41；Preferably, height >=0.5mm of explosion-proof boss 3.
Wherein, the first plastic parts 1 is provided with the first convex closure for protruding from top surface, and the first convex closure is under the first plastic parts 1
Surface forms the first convex closure receiving portion 11；Second plastic parts 2 is provided with the second convex closure for protruding from top surface, and the second convex closure is second
The lower surface of plastic parts 2 forms the second convex closure receiving portion 21.
Wherein, the first convex closure is provided with the first pole 8 perforation 12；Second convex closure is provided with the second pole 9 perforation 22；First
Plastic parts 1 is additionally provided with fluid injection through-hole 13, and the second plastic parts 2 is additionally provided with rotating sheet ventilative through hole 23.
As shown in Fig. 2, the first riveting block 6 is placed in the receiving of the first convex closure when carrying out top cover assembly using the utility model
It is riveted in portion 11 and with the first pole 8 on top cover, so that the first plastic parts 1 be made to be installed in one end of coping plate 5；By
Two riveting blocks 7 are placed in the second convex closure receiving portion 21 and are riveted with the second pole 9 on top cover, to make the second plastic parts
2 are installed in the other end of coping plate 5；And set the first plastic parts 1 and the second plastic parts 2 side by side along the length direction of coping plate 5
It sets.Compared with the prior art, the utility model can be avoided the gas generated when fluid injection by the way that explosion-proof boss 3 is arranged in plastic parts
Pressure drag keeps off explosion-proof stroke of valve；Rib 4 is limited by setting, can avoid being displaced when tab welding；It is several ventilative by being arranged
Hole can be convenient battery core exhaust gas inside, and alleviate pts wt；In addition, can when using plastics member progress top cover assembly
Top cover support is save, to reduce production cost, and promotes battery energy density.
According to the disclosure and teachings of the above specification, the utility model those skilled in the art can also be to above-mentioned reality
The mode of applying is changed and is modified.Therefore, the utility model is not limited to above-mentioned specific embodiment, all this field skills
It is practical new that art personnel any conspicuous improvement made on the basis of the utility model, replacement or modification belong to this
The protection scope of type.In addition, these terms are intended merely to facilitate although using some specific terms in this specification
It is bright, any restrictions are not constituted to the utility model.
Claims (5)
1. a kind of power battery top cover plastics member, it is characterised in that: including the first plastic parts and the second plastic parts, described
One end of one plastic parts convexes into first boss outward, and one end of second plastic parts convexes into second boss outward, described
First boss and the second boss phase split form explosion-proof boss, and the explosion-proof boss is provided with several first air holes；Institute
The edge for stating the first plastic parts and second plastic parts is respectively arranged with limit rib, and the limit rib is provided with several
Two air holes.
2. power battery top cover plastics member according to claim 1, it is characterised in that: the height of the explosion-proof boss
≥0.5mm。
3. power battery top cover plastics member according to claim 1, it is characterised in that: the first plastic parts setting
There is the first convex closure for protruding from top surface, first convex closure forms the first convex closure receiving portion in the lower surface of the first plastic parts；Institute
It states the second plastic parts and is provided with the second convex closure for protruding from top surface, second convex closure forms the in the lower surface of the second plastic parts
Two convex closure receiving portions.
4. power battery top cover plastics member according to claim 3, it is characterised in that: first convex closure is provided with
The perforation of first pole；Second convex closure is provided with the perforation of the second pole.
5. power battery top cover plastics member according to claim 4, it is characterised in that: first plastic parts is also set
It is equipped with fluid injection through-hole, second plastic parts is additionally provided with rotating sheet ventilative through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820558175.8U CN208225972U (en) | 2018-04-19 | 2018-04-19 | A kind of power battery top cover plastics member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820558175.8U CN208225972U (en) | 2018-04-19 | 2018-04-19 | A kind of power battery top cover plastics member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208225972U true CN208225972U (en) | 2018-12-11 |
Family
ID=64529819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820558175.8U Active CN208225972U (en) | 2018-04-19 | 2018-04-19 | A kind of power battery top cover plastics member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208225972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022121244A1 (en) * | 2020-12-10 | 2022-06-16 | 厦门海辰新能源科技有限公司 | Lower plastic and power battery |
-
2018
- 2018-04-19 CN CN201820558175.8U patent/CN208225972U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022121244A1 (en) * | 2020-12-10 | 2022-06-16 | 厦门海辰新能源科技有限公司 | Lower plastic and power battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220127 Address after: 215500 room 808, No. 1, Southeast Avenue, Changshu high tech Industrial Development Zone, Changshu, Suzhou, Jiangsu Patentee after: Jiangsu Zenergy Battery Technologies Co.,ltd Address before: 523000 Dalang Town, Dongguan, Guangdong province Xiangshan Pine Hill Village Xiangshan Industrial Park Jiayuan Road No. 9 Patentee before: DONGGUAN TAFEL NEW ENERGY TECHNOLOGY Co.,Ltd. Patentee before: JIANGSU TAFEL NEW ENERGY TECHNOLOGY Co.,Ltd. Patentee before: SHENZHEN TAFEL NEW ENERGY TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 215500 room 808, No. 1, Southeast Avenue, Changshu high tech Industrial Development Zone, Changshu, Suzhou, Jiangsu Patentee after: Jiangsu Zhengli New Energy Battery Technology Co.,Ltd. Country or region after: China Address before: 215500 room 808, No. 1, Southeast Avenue, Changshu high tech Industrial Development Zone, Changshu, Suzhou, Jiangsu Patentee before: Jiangsu Zenergy Battery Technologies Co.,ltd Country or region before: China |
|
| CP03 | Change of name, title or address |