CN109713172A - A kind of sealing nut and the positive cover board with sealing nut - Google Patents
A kind of sealing nut and the positive cover board with sealing nut Download PDFInfo
- Publication number
- CN109713172A CN109713172A CN201711014489.8A CN201711014489A CN109713172A CN 109713172 A CN109713172 A CN 109713172A CN 201711014489 A CN201711014489 A CN 201711014489A CN 109713172 A CN109713172 A CN 109713172A
- Authority
- CN
- China
- Prior art keywords
- sealing
- silica gel
- shell
- cover board
- nut
- 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
- 238000007789 sealing Methods 0.000 title claims abstract description 274
- 239000000741 silica gel Substances 0.000 claims abstract description 89
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 89
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 88
- 239000007924 injection Substances 0.000 claims abstract description 56
- 238000002347 injection Methods 0.000 claims abstract description 56
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 239000012530 fluid Substances 0.000 claims description 28
- 230000007797 corrosion Effects 0.000 claims description 6
- 238000005260 corrosion Methods 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 20
- 230000007423 decrease Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- ZDXPYRJPNDTMRX-VKHMYHEASA-N L-glutamine Chemical compound OC(=O)[C@@H](N)CCC(N)=O ZDXPYRJPNDTMRX-VKHMYHEASA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229940069807 nutrestore Drugs 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 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
- Filling, Topping-Up Batteries (AREA)
Abstract
A kind of positive cover board the invention discloses sealing nut and with sealing nut, its sealing nut includes sealing shell, silica gel sealing pad and top pressure closure, the silica gel sealing pad is located at the top of sealing shell and is close to the inner wall setting of sealing shell, the top of sealing shell is arranged in the top pressure closure, and it is cooperatively connected with the sealing shell for compressing the silica gel sealing pad, in this way, sealing nut is connect by sealing shell with positive cover board, the setting of silica gel sealing pad is for sealing the liquid injection hole of positive cover board, the setting of top pressure closure, silica gel sealing pad can be made to fit closely with sealing shell, and it is convenient for the installation and replacement of silica gel sealing pad；The setting of silica gel sealing pad, it can play the role of one-way non-return, solve the problems, such as that sealing nut needs repeatedly replacement and leakproofness decline, the configuration of the present invention is simple is used for a long time in the prior art, process seal works well, and can realize sealing automatically in circular flow.
Description
Technical field
The invention belongs to power battery structure technical fields, and in particular to a kind of sealing nut and the anode with sealing nut
Cover board.
Background technique
Existing aluminum hull power battery production process includes multiple processes such as assembly, fluid injection, chemical conversion, encapsulation steel ball, to guarantee
The leakproofness of battery core in each process, the prior art generally use the upper and lower ends of assembling common nut to battery battery core into
Row sealing, the mode that this manual assembly nut is sealed increase the interiors of products hollow time, influence production efficiency, and
And need to be repeated as many times by multiple working procedure and nut is mounted and dismounted, it be easy to cause the sealing column thread of nut to wear,
The problem of so as to cause leakproofness decline.
Summary of the invention
For overcome the deficiencies in the prior art, the purpose of the present invention is intended to provide a kind of sealing nut and with sealing nut
Positive cover board.
The technical scheme of the present invention is realized as follows:
The embodiment of the present invention provides a kind of sealing nut comprising sealing shell, silica gel sealing pad and top pressure closure, it is described
Silica gel sealing pad is located at the top of sealing shell and is close to the inner wall setting of sealing shell, and the top pressure closure setting is sealing
The top of shell, and be cooperatively connected with the sealing shell for compressing the silica gel sealing pad.
Preferably, the placing groove with the cooperation of silica gel sealing pad is offered at the top of the sealing shell, in the sealing shell
The external screw thread for connecting top pressure closure is provided on the outside of portion, the inner wall of the sealing shell lower part is provided with internal screw thread.
Preferably, the top pressure closure includes annular sidewall and the roof for being provided with lower liquid hole, the annular sidewall setting
Have with sealing shell cooperation internal screw thread, the top pressure closure along annular sidewall internal screw thread rotation for drive the roof to
Move down the tight silica gel sealing pad of dynamic pressure.
Preferably, the silica gel sealing pad uses corrosion-resistant high resilience silica gel.
Preferably, the outside below the sealing shell is provided with non-slip groove.
It preferably, further include seal washer, the lower section of sealing shell is arranged in the seal washer.
The embodiment of the invention also provides a kind of positive cover board with sealing nut comprising positive cover board body, anode
Column and sealing nut, the sealing nut are a kind of sealing nut as described in above scheme, the positive terminal and sealing spiral shell
Cap is arranged on positive plate ontology.
Preferably, the positive cover board body is provided with the sealing column for offering fluid injection through-hole, the sealing column and sealing
Nut is equipped with for connecting sealing nut.
It preferably, further include safety valve, the safety valve setting is on the positive cover board body.
Preferably, the positive cover board body is also provided with the mounting hole with safety valve cooperation.
Compared with prior art, the embodiment of the present invention provides a kind of sealing nut and the positive cover board with sealing nut,
Sealing nut includes sealing shell, silica gel sealing pad and top pressure closure, and the silica gel sealing pad is located at the top of sealing shell simultaneously
And be close to the inner wall setting of sealing shell, the top pressure closure is arranged in the top of sealing shell, and with the sealing shell
It is cooperatively connected for compressing the silica gel sealing pad, in this way, sealing nut is connect by sealing shell with positive cover board, silica gel is close
The setting of packing can make silica gel sealing pad and sealing shell for sealing the liquid injection hole of positive cover board, the setting of top pressure closure
It fits closely, and is convenient for the installation and replacement of silica gel sealing pad；When carrying out the processes such as fluid injection, the injection needle of filling machine is passed through
Silica gel sealing pad carry out fluid injection, fluid injection complete when, silica gel sealing pad can automatic rebounding, penetrate injection needle pin hole closure,
The liquid injection hole of positive cover board is sealed again；The setting of silica gel sealing pad can play the role of one-way non-return, solve
The problem of sealing nut needs repeatedly replacement and leakproofness decline is used for a long time in the prior art, the configuration of the present invention is simple, work
Skill sealing effect is good, and can realize sealing automatically in circular flow.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the sealing nut of the embodiment of the present invention 1；
Fig. 2 is a kind of cross-sectional view of the sealing nut of the embodiment of the present invention 1；
Fig. 3 is a kind of decomposition texture schematic diagram of the sealing nut of the embodiment of the present invention 1；
Fig. 4 is a kind of structural schematic diagram of the use state of the positive cover board with sealing nut of the embodiment of the present invention 2；
Fig. 5 is a kind of structural schematic diagram of the positive cover board with sealing nut of the embodiment of the present invention 2.
Appended drawing reference is as follows:
1 --- sealing shell, 11 --- placing groove, 12 --- external screw thread, 13 --- non-slip groove, 2 --- silica gel sealing pad,
3 --- --- --- --- roof, 4 --- seal washer, 5 --- anodes of lower liquid hole, 33 of annular sidewall, 32 of top pressure closure, 31
--- --- sealing column, 53 --- the mounting hole, 6 --- positive terminal of fluid injection through-hole, 52 of cover board body, 51.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The embodiment of the present invention 1 provides the structure and decomposing state of a kind of sealing nut, as shown in Figure 1-3, it includes sealing
Shell 1, silica gel sealing pad 2 and top pressure closure 3, the silica gel sealing pad 2 are located at the top of sealing shell 1 and are close to outside sealing
The inner wall of shell 1 is arranged, and the top of sealing shell 1 is arranged in the top pressure closure 3, and is cooperatively connected with the sealing shell 1
For compressing the silica gel sealing pad 2.
Sealing nut is connect by sealing shell 1 with positive cover board, and the setting of silica gel sealing pad is for sealing positive cover board
Liquid injection hole, the setting of top pressure closure 3 can be such that silica gel sealing pad 2 fits closely with sealing shell 1, and close convenient for silica gel
The installation and replacement of packing 2；When carrying out the processes such as fluid injection, the injection needle of filling machine passes through silica gel sealing pad 2 and carries out fluid injection, note
Liquid complete when, silica gel sealing pad 2 can automatic rebounding, penetrate injection needle pin hole closure, again to the fluid injection of positive cover board
Hole is sealed；The setting of silica gel sealing pad 2 can play the role of one-way non-return, solve sealing nut in the prior art
The problem of repeatedly replacing and be used for a long time leakproofness decline is needed, the configuration of the present invention is simple, process seal works well, and
It can realize sealing automatically in circular flow, reduce manual operation bring unstability.
Wherein, 1 top of sealing shell offers the placing groove 11 with the cooperation of silica gel sealing pad, the sealing shell 1
The inner wall of lower part is provided with internal screw thread, and external screw thread 12 is provided on the outside of 1 top of sealing shell for connecting top pressure closure
3。
Sealing shell 1 is mounted on positive cover board by the internal screw thread that inner wall below is arranged, the top of sealing shell 1
Placing groove 11 is offered, the opening up of placing groove 11 is used to place silica gel sealing pad 2, and silica gel sealing pad 2 is close to sealing shell 1
Inner wall setting, sealing shell 1 connect by the external screw thread 12 of the outside setting above it with top pressure closure 3, sealing shell 1 and
Top pressure closure 3 is equipped with, and avoids the problem that silica gel sealing pad 2 is non-exchange existing for integrated sealing shell, meanwhile,
Top pressure closure 3 and sealing shell 1 are threadedly coupled setting, and the variation of thickness can be used for a long time according to silica gel sealing pad 2, adjust close
The distance between capping cover 3 and sealing shell 1 guarantee that silica gel sealing pad 2 fits closely sealing shell 1 always, so that guaranteeing should
The good sealing performance of sealing nut.
Wherein, the top pressure closure 3 includes annular sidewall 31 and the roof 33 for being provided with lower liquid hole 32, the annular sidewall
31 are provided with internal screw thread rotates along the internal screw thread of annular sidewall 31 for driving for connecting sealing shell 1, the top pressure closure 3
The roof 33, which moves down, compresses silica gel sealing pad 2.
Top pressure closure 3 is made of annular sidewall 31 and roof 33, top pressure closure 3 by annular sidewall 31 be arranged with sealing
The internal screw thread that shell 1 cooperates is mounted in sealing shell 1, and the roof 33 of top pressure closure 3 offers lower liquid hole 32, top pressure closure 3
Roof 33 be used to silica gel sealing pad 2 being pressed in placing groove 11, cooperate with placing groove, silica gel in injection process can be prevented
The shaking of gasket 2, and prevent in the subsequent handling after the completion of fluid injection, the exudation of the battery core liquid in battery battery core.
It preferably, can be in the inner wall and top pressure closure 3 and silica gel sealing pad of sealing shell 1 when installation silica gel sealing pad 2
The edge coated binder of 2 contacts, further increases the sealing performance of the sealing nut.
Preferably, the silica gel sealing pad 2 uses corrosion resistant high resilience silica gel.
Sealing shell 1 and top pressure closure 3 use corrosion resistant rigid structure, can guarantee the stabilization of sealing nut structure
Property, when carrying out fluid injection process, the injection needle of filling machine needs to penetrate silica gel sealing pad 2 and carries out fluid injection, when fluid injection is completed, silica gel
The pin hole closure that the rebound of gasket 2 penetrates injection needle, so that sealing nut be made to need to restore sealing state, silica gel sealing pad 2
Using corrosion resistant high resilience silica gel, need that the leakproofness and satisfaction that can be improved silica gel sealing pad 2 are repeatedly used for a long
It asks.
Wherein, the outside of 1 lower section of sealing shell is provided with non-slip groove 13.
The installation and removal of sealing nut are convenient in the setting of 1 outside non-slip groove 13 of sealing shell.
It wherein, further include seal washer 4, the lower section of sealing shell 1 is arranged in the seal washer 4.
Seal washer 4 uses rubber parts, and is set to 1 lower section of sealing shell, for improving sealing shell 1 and positive cover
Sealing performance between plate, to further increase the leakproofness of the sealing nut.
In addition, for the corrosion resistance for guaranteeing the sealing nut, the sealing shell 1 and top pressure closure 3 of the sealing nut are adopted
With Bi-metal Steel Aluminum, and in Bi-metal Steel Aluminum coating surface insulating blanket.
The course of work of this programme is: the embodiment of the present invention 1 provides a kind of sealing nut, and the sealing nut is outer by sealing
The internal screw thread of 2 lower part of shell is installed on positive cover board, and silica gel sealing pad 2 is located at the top of sealing shell 1,2 quilt of silica gel sealing pad
Top pressure closure 3 is pressed on the placing groove 11 of sealing shell 1, and silica gel sealing pad 2 and the inner wall of sealing shell 1 closely paste
It closes, since before fluid injection process, silica gel sealing pad 2 is not acted on the injection needle of filling machine, the fine and close knot of silica gel sealing pad 2
Structure guarantees that sealing nut is in sealing state, to be sealed by positive cover board to battery；When carrying out fluid injection process, note
The injection needle of liquid machine is mobile towards sealing nut, and injection needle and silica gel sealing pad 2 act on, and passes through silica gel sealing pad 2 and infuses to battery
Liquid, when fluid injection process is completed, injection needle exits silica gel sealing pad 2, sealing nut is removed filling machine, at this point, since silica gel is close
The high resiliency of packing 2, silica gel sealing pad 2 are replied, and the pin hole closure for penetrating injection needle, silica gel sealing pad 2 restores compact texture,
To make sealing nut restore sealing state, dynamic sealing is realized.
The embodiment of the present invention 2 provides the structure and decomposing state of a kind of positive cover board with sealing nut, such as Figure 4 and 5 institute
Show comprising positive cover board body 5, positive terminal 6 and sealing nut, the sealing nut are a kind of sealing described in embodiment 1
Nut, the positive terminal 6 and sealing nut are arranged on positive plate ontology 5.
Wherein, the positive cover board body 5 is provided with the sealing column 52 for offering fluid injection through-hole 51, the sealing column 52 with
Sealing nut is equipped with for connecting sealing nut.
Sealing nut is connect by sealing column 52 with positive cover board body 5, and the setting of sealing nut is for sealing sealing column
52 fluid injection through-hole 51；When carrying out the processes such as fluid injection, the injection needle of filling machine passes through silica gel sealing pad 2 and carries out fluid injection, fluid injection
When completion, silica gel sealing pad 2 can automatic rebounding, penetrate injection needle pin hole closure, again to the liquid injection hole of positive cover board
It is sealed；The setting of silica gel sealing pad 2 can play the role of one-way non-return, and solving sealing nut in the prior art needs
The problem of repeatedly replacing and be used for a long time leakproofness decline, the configuration of the present invention is simple, process seal works well, and
Sealing can be realized in circular flow automatically, reduces manual operation bring unstability.
It preferably, further include safety valve, the safety valve setting is on the positive cover board body 5.
The anode cover board body 5 is also provided with the mounting hole 53 with safety valve cooperation.
The course of work of this programme is: the embodiment of the present invention 2 provides a kind of positive cover board with sealing nut, the sealing spiral shell
Cap is installed on positive cover board body 5 by sealing column 52, is also installed on safety valve at the mounting hole 53 of positive cover board body 5,
The silica gel sealing pad 2 of sealing nut and the inner wall of sealing shell 1 fit closely, due to before fluid injection process, silica gel sealing pad 2
It is not acted on the injection needle of filling machine, the fine and close structure of silica gel sealing pad 2 guarantees that sealing nut is in sealing state, thus logical
Positive cover board body 5 is crossed to be sealed battery；When carrying out fluid injection process, the injection needle of filling machine is mobile towards sealing nut,
Injection needle and silica gel sealing pad 2 act on, and pass through silica gel sealing pad 2 to battery liquid-filling, when fluid injection process is completed, injection needle exits silicon
Sealing nut is removed filling machine by glue gasket 2, at this point, silica gel sealing pad 2 is replied due to the high resiliency of silica gel sealing pad 2,
The pin hole closure for penetrating injection needle, silica gel sealing pad 2 restore compact texture, so that sealing nut is made to restore sealing state, it is real
Existing dynamic sealing.
In conclusion the embodiment of the present invention provides a kind of sealing nut and the positive cover board with sealing nut, spiral shell is sealed
Cap includes sealing shell, silica gel sealing pad and top pressure closure, and the silica gel sealing pad is located at the top of sealing shell and abutting
The inner wall of sealing shell is arranged, and the top of sealing shell is arranged in the top pressure closure, and cooperates with the sealing shell and connect
It connects for compressing the silica gel sealing pad, in this way, sealing nut is connect by sealing shell with positive cover board, silica gel sealing pad
Liquid injection hole for sealing positive cover board is set, and the setting of top pressure closure can be such that silica gel sealing pad closely pastes with sealing shell
It closes, and is convenient for the installation and replacement of silica gel sealing pad；When carrying out the processes such as fluid injection, it is close that the injection needle of filling machine passes through silica gel
Packing carry out fluid injection, fluid injection complete when, silica gel sealing pad can automatic rebounding, penetrate injection needle pin hole closure, it is right again
The liquid injection hole of positive cover board is sealed；The setting of silica gel sealing pad can play the role of one-way non-return, solve existing skill
The problem of sealing nut needs repeatedly replacement and leakproofness decline is used for a long time in art, the configuration of the present invention is simple, process seal
It works well, and can realize sealing automatically in circular flow.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention.
Claims (10)
1. a kind of sealing nut, which is characterized in that it includes sealing shell, silica gel sealing pad and top pressure closure, and the silica gel is close
Packing is located at the top of sealing shell and is close to the inner wall setting of sealing shell, and sealing shell is arranged in the top pressure closure
Top, and be cooperatively connected with the sealing shell for compressing the silica gel sealing pad.
2. a kind of sealing nut according to claim 1, which is characterized in that the sealing shell top offers and silica gel
The placing groove of gasket cooperation is provided with the external screw thread for connecting top pressure closure on the outside of the sealing shell top, described
The inner wall of sealing shell lower part is provided with internal screw thread.
3. a kind of sealing nut according to claim 2, which is characterized in that the top pressure closure includes annular sidewall and sets
It is equipped with the roof of lower liquid hole, the annular sidewall is provided with the internal screw thread with sealing shell cooperation, and the top pressure closure is along annular
The internal screw thread rotation of side wall compresses silica gel sealing pad for driving the roof to move down.
4. a kind of sealing nut according to claim 1 to 3, which is characterized in that the silica gel sealing pad uses
Corrosion resistant high resilience silica gel.
5. a kind of sealing nut according to claim 4, which is characterized in that the outside below the sealing shell is provided with
Non-slip groove.
6. a kind of sealing nut according to claim 5, which is characterized in that it further include seal washer, the seal washer
The lower section of sealing shell is set.
7. a kind of positive cover board with sealing nut, which is characterized in that it includes positive cover board body, positive terminal and sealing spiral shell
Cap, the sealing nut are a kind of sealing nut as claimed in any one of claims 1 to 6, the positive terminal and sealing nut
It is arranged on positive plate ontology.
8. a kind of positive cover board with sealing nut according to claim 7, which is characterized in that the anode cover board body
It is provided with the sealing column for offering fluid injection through-hole, the sealing column is equipped with sealing nut for connecting sealing nut.
9. a kind of positive cover board with sealing nut according to claim 7 or 8, which is characterized in that it further include safety valve,
The safety valve setting is on the positive cover board body.
10. a kind of positive cover board with sealing nut according to claim 9, which is characterized in that the anode cover board sheet
Body is also provided with the mounting hole with safety valve cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711014489.8A CN109713172A (en) | 2017-10-26 | 2017-10-26 | A kind of sealing nut and the positive cover board with sealing nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711014489.8A CN109713172A (en) | 2017-10-26 | 2017-10-26 | A kind of sealing nut and the positive cover board with sealing nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109713172A true CN109713172A (en) | 2019-05-03 |
Family
ID=66252101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711014489.8A Pending CN109713172A (en) | 2017-10-26 | 2017-10-26 | A kind of sealing nut and the positive cover board with sealing nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109713172A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005197067A (en) * | 2004-01-07 | 2005-07-21 | Matsushita Electric Ind Co Ltd | Flat battery and its manufacturing method |
| JP2008041548A (en) * | 2006-08-09 | 2008-02-21 | Sanyo Electric Co Ltd | Nonaqueous electrolyte secondary battery |
| CN201436694U (en) * | 2009-06-24 | 2010-04-07 | 东莞新能源科技有限公司 | Power battery liquid injection and explosion proof device |
| WO2014015451A1 (en) * | 2012-07-24 | 2014-01-30 | 上海航天电源技术有限责任公司 | Fully-sealed corrosion-resistant integrally welded lithium ion battery |
| CN207517743U (en) * | 2017-10-26 | 2018-06-19 | 银隆新能源股份有限公司 | A kind of sealing nut and the anode cover board with sealing nut |
-
2017
- 2017-10-26 CN CN201711014489.8A patent/CN109713172A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005197067A (en) * | 2004-01-07 | 2005-07-21 | Matsushita Electric Ind Co Ltd | Flat battery and its manufacturing method |
| JP2008041548A (en) * | 2006-08-09 | 2008-02-21 | Sanyo Electric Co Ltd | Nonaqueous electrolyte secondary battery |
| CN201436694U (en) * | 2009-06-24 | 2010-04-07 | 东莞新能源科技有限公司 | Power battery liquid injection and explosion proof device |
| WO2014015451A1 (en) * | 2012-07-24 | 2014-01-30 | 上海航天电源技术有限责任公司 | Fully-sealed corrosion-resistant integrally welded lithium ion battery |
| CN207517743U (en) * | 2017-10-26 | 2018-06-19 | 银隆新能源股份有限公司 | A kind of sealing nut and the anode cover board with sealing nut |
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