CN106935910B - A kind of no-welding device in groups of novel energy-storing cylindrical lithium battery - Google Patents
A kind of no-welding device in groups of novel energy-storing cylindrical lithium battery Download PDFInfo
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- CN106935910B CN106935910B CN201710096230.6A CN201710096230A CN106935910B CN 106935910 B CN106935910 B CN 106935910B CN 201710096230 A CN201710096230 A CN 201710096230A CN 106935910 B CN106935910 B CN 106935910B
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- groups
- blind hole
- lithium battery
- insulation shell
- novel energy
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- 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
- H01M10/058—Construction or manufacture
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a kind of no-welding devices in groups of novel energy-storing cylindrical lithium battery, it include: insulation shell, six pawl conductive sheets and cushion film, it has been arranged concentrically blind hole and lower blind hole respectively at the top and bottom of the insulation shell, inverted round stage is provided between the upper blind hole and lower blind hole to be isolated, the six pawls conductive sheet annular flake and annular array convex under including are distributed in six calvus around annular flake, the annular flake is fitted in below inverted round stage, the cushion film is arranged between inverted round stage and annular flake, there are six grooves for setting on the insulation shell inner wall, six calvus pass through six grooves respectively and extend in blind hole.By the above-mentioned means, the no-welding device in groups of novel energy-storing cylindrical lithium battery of the present invention, it is excessive and other issues to completely eliminate burn-through during the welding in groups of power battery monomer, heat affected area, greatly improves the utilization rate of power battery monomer.
Description
Technical field
The present invention relates to the secondary field in groups of battery, more particularly to a kind of novel energy-storing cylindrical lithium battery it is no-welding at
Group device.
Background technique
By the end of the end of the year in 2015, China's new-energy automobile ownership broke through 500,000.It is planned, is arrived according to " 13 "
The ownership of the year two thousand twenty China new-energy automobile is up to 5,000,000.It means that future 3-5, about 12-17 every year
Ten thousand tons of retired power batteries need to handle.Moreover, retired power battery still has 80% battery capacity, direct Resource recovery
Change processing will lead to the not high serious waste with the energy of resource utilization.The echelon of power battery utilizes, and can not only improve power
The resource and energy utilization rate of battery can more extend the value chain of power battery, reduce power battery in energy storage and low-speed electronic
The use cost that traditional lead acid batteries are replaced on vehicle, can more reduce environmental pollution to a certain extent.
Since existing power battery pack is all groups of using welding technique, so being needed during echelon utilizes
Using techniques such as dismantling, polishings, in groups again by welding procedure, realize that the echelon of power battery utilizes.Due in power electric
During the technique for grinding of pond monomer, anode, the cathode of power battery have a degree of be thinned.The groups of mistake of secondary welding
Cheng Zhong, burn-through, heat affected area are excessive and other issues to emerge one after another, greatly the use that utilizes of the high power battery echelon of heap at
This, reduces the utilization rate of power battery monomer.
In order to solve these problems, tesla is secondary middle using two side of spot welding of fuse type in groups in power battery monomer
Formula increases residual stress although avoiding the same spot welding the problem of to some extent, in multiple monomers stress in groups
It is more obvious, certain risk is brought using product quality to echelon.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of no-welding device in groups of novel energy-storing cylindrical lithium battery,
It avoids welding groups of stress generation, promotes groups of convenience and safety.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of novel energy-storing cylinder is provided
The no-welding device in groups of lithium battery, comprising: insulation shell, six pawl conductive sheets and cushion film, the six pawls conductive sheet are arranged exhausted
It is square cylinder structure outside the insulation shell in edge shell, the insulation shell is respectively set on two opposite sides
There is dovetail groove, dovetail slide block corresponding with dovetail groove, the insulation shell top and bottom are respectively arranged on other two side
Portion has been arranged concentrically blind hole and lower blind hole respectively, is provided with inverted round stage between the upper blind hole and lower blind hole and is isolated, institute
State six calvus that annular flake and annular array convex under six pawl conductive sheets include are distributed in around annular flake, the ring
Shape thin slice is fitted in below inverted round stage, and the cushion film is arranged between inverted round stage and annular flake, the insulation shell inner wall
There are six groove, six calvus to pass through six grooves respectively and extend in blind hole for upper setting.
In a preferred embodiment of the present invention, the inverted round stage top is plane, and lower outside is set as tapered surface.
In a preferred embodiment of the present invention, the inverted round stage is integrated with insulation shell.
In a preferred embodiment of the present invention, the cushion film is the rubber pad of 1 ~ 2mm of thickness.
In a preferred embodiment of the present invention, six calvus and annular flake are integrated.
In a preferred embodiment of the present invention, to be respectively arranged with upward blind hole centerline direction on six calvus convex
The arc section risen.
In a preferred embodiment of the present invention, the dovetail groove prolongs since the top or bottom of insulation shell side
It stretches but does not penetrate through entire side in short transverse.
In a preferred embodiment of the present invention, a quarter is respectively arranged on four angles on the outside of the insulation shell
Cylindrical hole.
In a preferred embodiment of the present invention, evagination is provided with a circle stop collar on the hole wall of the lower blind hole.
In a preferred embodiment of the present invention, the vertical range between the stop collar and inverted round stage and cylindrical power
It is equal to the vertical range of battery deflation annulus at the top of anode.
The beneficial effects of the present invention are: a kind of novel energy-storing cylindrical lithium battery that the present invention points out is no-welding at assembling
It sets, it is excessive and other issues to completely eliminate burn-through during the welding in groups of power battery monomer, heat affected area, greatly mentions
The high utilization rate of power battery monomer, this novel device in groups have that heat dissipation area is big, group technology is flexible and efficient simultaneously
Enough heat dissipation channels are reserved with, the energy-accumulating power station of super large easily can be safely formed.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, in which:
Fig. 1 is that a kind of structure of no-welding one preferred embodiment of device in groups of novel energy-storing cylindrical lithium battery of the present invention is shown
It is intended to；
Fig. 2 is the structural schematic diagram of insulation shell in Fig. 1；
Fig. 3 is the position the A-A cross-sectional view of Fig. 2；
Fig. 4 is the left view of Fig. 3；
Fig. 5 is the structural schematic diagram of six pawl conductive sheets in Fig. 1；
Fig. 6 is the top view of Fig. 5.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Fig. 1 ~ Fig. 6 is please referred to, the embodiment of the present invention includes:
A kind of no-welding device in groups of novel energy-storing cylindrical lithium battery, comprising: insulation shell 1, six pawl conductive sheets 2 and soft
Gasket 3, the six pawls conductive sheet 2 are arranged in insulation shell 1, are square cylinder structure outside the insulation shell 1, described exhausted
Edge shell is respectively arranged with dovetail groove 12 on 1 two opposite sides, is respectively arranged on other two side and dovetail groove 12
Corresponding dovetail slide block 11, the dovetail groove 12 extend since the top or bottom of 1 side of insulation shell but in height sides
To not penetrating through entire side.Dovetail groove 12 is not communicating structure, with the dovetail slide block phase interworking on adjacent insulation shell
When conjunction, directly guarantee power battery in the same plane, assembles convenient for worker.
1 top and bottom of insulation shell have been arranged concentrically blind hole 17 and lower blind hole 18, the upper blind hole 17 respectively
It is provided with inverted round stage 15 between lower blind hole 18 to be isolated, the inverted round stage 15 is integrated with insulation shell 1, production
It is convenient, sound construction, good insulating.The six pawls conductive sheet 2 annular flake 21 and annular array convex under including are distributed in
Six calvus 22 around annular flake 21, six calvus 22 and annular flake 21 are integrated, and sound construction is led
It is electrically good.
The annular flake 21 is fitted in 15 lower section of inverted round stage, and the cushion film 3 is arranged in inverted round stage 15 and annular flake
Between 21,15 top of inverted round stage is plane, and lower outside is set as tapered surface, compact-sized, facilitates annular flake 21
Fitting.
The cushion film 3 is the rubber pad of 1 ~ 2mm of thickness, it is ensured that the anode of six pawl conductive sheets 2 and cylindrical power battery
The tightness and reliability of connection, while guaranteeing that power battery monomer anode and six pawl conductive sheets 2 have enough contacts area.
There are six grooves 13, six calvus to pass through six grooves 13 respectively and prolong for setting on 1 inner wall of insulation shell
It extends in blind hole 17, the arc section 23 of upward 17 centerline direction of blind hole protrusion is respectively arranged on six calvus 22,
To guarantee there are enough pressing forces to power battery cathode, it is ensured that the reliability of connection.
The cylindrical hole 14 of a quarter is respectively arranged on 1 four angles in outside of insulation shell.Specific size can be according to
The size of cylindrical battery designs, and can guarantee the fixation of enough heat dissipation channels and convenient module in groups.
Evagination is provided with a circle stop collar 16 on the hole wall of the lower blind hole 18, between the stop collar 16 and inverted round stage 15
Vertical range and cylindrical power battery anode top to battery tighten the vertical range of annulus it is equal, with cylindrical power electric
The cooperation in pond is close.
In conclusion the no-welding device in groups of a kind of novel energy-storing cylindrical lithium battery that the present invention points out, cylinder lithium electricity
Pond it is easy for installation, avoid Welding Problems, stable structure is safe to use, is suitble to extensive cylindrical lithium battery in groups.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (8)
1. a kind of no-welding device in groups of novel energy-storing cylindrical lithium battery, in groups for cylindrical power battery, feature
It is, comprising: insulation shell, six pawl conductive sheets and cushion film, the six pawls conductive sheet are arranged in insulation shell, the insulation
Hull outside is square cylinder structure, and the insulation shell is respectively arranged with dovetail groove on two opposite sides, other two
It is respectively arranged with dovetail slide block corresponding with dovetail groove on side, has been arranged concentrically respectively at the top and bottom of the insulation shell
Blind hole and lower blind hole, are provided with inverted round stage between the upper blind hole and lower blind hole and are isolated, under the six pawls conductive sheet includes
Convex ring segment and annular array is distributed in six calvus around ring segment, and the ring segment is fitted in below inverted round stage,
The cushion film is arranged between inverted round stage and ring segment, groove there are six settings on the insulation shell inner wall, and described six
Calvus passes through six grooves respectively and extends in blind hole, is respectively arranged with upward blind hole centerline direction on six calvus
The arc section of protrusion, evagination is provided with a circle stop collar on the hole wall of the lower blind hole.
2. the no-welding device in groups of novel energy-storing cylindrical lithium battery according to claim 1, which is characterized in that it is described fall
Rotary table top is plane, and lower outside is set as tapered surface.
3. the no-welding device in groups of novel energy-storing cylindrical lithium battery according to claim 1, which is characterized in that it is described fall
Rotary table is integrated with insulation shell.
4. the no-welding device in groups of novel energy-storing cylindrical lithium battery according to claim 1, which is characterized in that described soft
Gasket is the rubber pad of 1 ~ 2mm of thickness.
5. the no-welding device in groups of novel energy-storing cylindrical lithium battery according to claim 1, which is characterized in that described six
Calvus and ring segment are integrated.
6. the no-welding device in groups of novel energy-storing cylindrical lithium battery according to claim 1, which is characterized in that the swallow
Stern notch extends since the top or bottom of insulation shell side but does not penetrate through entire side in short transverse.
7. the no-welding device in groups of novel energy-storing cylindrical lithium battery according to claim 1, which is characterized in that described exhausted
The cylindrical hole of a quarter is respectively arranged on four angles of edge hull outside.
8. the no-welding device in groups of novel energy-storing cylindrical lithium battery according to claim 1, which is characterized in that the limit
Vertical range and cylindrical power battery anode top between position ring and inverted round stage tighten the vertical range phase of annulus to battery
Deng.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096230.6A CN106935910B (en) | 2017-02-22 | 2017-02-22 | A kind of no-welding device in groups of novel energy-storing cylindrical lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710096230.6A CN106935910B (en) | 2017-02-22 | 2017-02-22 | A kind of no-welding device in groups of novel energy-storing cylindrical lithium battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106935910A CN106935910A (en) | 2017-07-07 |
| CN106935910B true CN106935910B (en) | 2019-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710096230.6A Active CN106935910B (en) | 2017-02-22 | 2017-02-22 | A kind of no-welding device in groups of novel energy-storing cylindrical lithium battery |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107895769A (en) * | 2017-10-30 | 2018-04-10 | 苏州紫荆投资有限公司 | A kind of electrokinetic cell both positive and negative polarity based on cylindrical battery core exempts to be welded into a group device |
Citations (6)
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| JP2006134599A (en) * | 2004-11-02 | 2006-05-25 | Sanyo Electric Co Ltd | Battery module and inspection method thereof |
| CN101369649A (en) * | 2008-09-30 | 2009-02-18 | 赛恩斯能源科技有限公司 | Battery connecting apparatus |
| CN204760463U (en) * | 2015-06-24 | 2015-11-11 | 尹嘉平 | Battery connection structure |
| CN205355113U (en) * | 2016-01-12 | 2016-06-29 | 苏州安靠电源有限公司 | Assembly structure of group battery spring leaf |
| CN106207040A (en) * | 2016-08-31 | 2016-12-07 | 河南新太行电源股份有限公司 | A kind of battery elastic connecting device |
| CN106229452A (en) * | 2016-08-31 | 2016-12-14 | 河南新太行电源股份有限公司 | A kind of overall clamp battery elastic connecting device |
-
2017
- 2017-02-22 CN CN201710096230.6A patent/CN106935910B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006134599A (en) * | 2004-11-02 | 2006-05-25 | Sanyo Electric Co Ltd | Battery module and inspection method thereof |
| CN101369649A (en) * | 2008-09-30 | 2009-02-18 | 赛恩斯能源科技有限公司 | Battery connecting apparatus |
| CN204760463U (en) * | 2015-06-24 | 2015-11-11 | 尹嘉平 | Battery connection structure |
| CN205355113U (en) * | 2016-01-12 | 2016-06-29 | 苏州安靠电源有限公司 | Assembly structure of group battery spring leaf |
| CN106207040A (en) * | 2016-08-31 | 2016-12-07 | 河南新太行电源股份有限公司 | A kind of battery elastic connecting device |
| CN106229452A (en) * | 2016-08-31 | 2016-12-14 | 河南新太行电源股份有限公司 | A kind of overall clamp battery elastic connecting device |
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| Publication number | Publication date |
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| CN106935910A (en) | 2017-07-07 |
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