CN110473992A - The movable battery cap of pole - Google Patents
The movable battery cap of pole Download PDFInfo
- Publication number
- CN110473992A CN110473992A CN201910736266.5A CN201910736266A CN110473992A CN 110473992 A CN110473992 A CN 110473992A CN 201910736266 A CN201910736266 A CN 201910736266A CN 110473992 A CN110473992 A CN 110473992A
- Authority
- CN
- China
- Prior art keywords
- pole
- elastomer
- lamina tecti
- battery cap
- hole
- 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.)
- Granted
Links
- 229920001971 elastomer Polymers 0.000 claims abstract description 64
- 239000000806 elastomer Substances 0.000 claims abstract description 64
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 230000003139 buffering effect Effects 0.000 abstract description 3
- 229910052744 lithium Inorganic materials 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 2
- 229910000733 Li alloy Inorganic materials 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
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000001989 lithium alloy Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- H01M50/147—Lids or covers
-
- 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
- H01M50/172—Arrangements of electric connectors penetrating the casing
-
- 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 present invention relates to the technical fields of battery cap, disclose the movable battery cap of pole, elastomer and pole including lamina tecti, stress deformation, elastomer is threaded through on lamina tecti in arrangement up and down, has through hole in elastomer, and through hole runs through elastomer in arrangement up and down, pole is fixed in through hole, the upper end of pole extends to the top of lamina tecti, and the lower end of pole extends to the lower section of lamina tecti, and the lower end of pole is welded with the connection sheet being electrically connected with battery core；Elastomer is threaded through on lamina tecti in arrangement up and down, pole is fixed in the through hole of elastomer, through hole runs through elastomer in arrangement up and down, the lower end of pole is welded with the connection sheet being electrically connected with battery core, when the upper end of pole is squeezed or when other external forces, pole transmits the force to elastomer, elastomer deforms, pole is moved with the deformation of elastomer, realizes that pole to the buffering of external force, avoids the junction of pole and connection sheet from deforming or be broken.
Description
Technical field
The invention patent relates to the technical fields of battery cap, in particular to the movable battery cap of pole.
Background technique
It by lithium metal or lithium alloy is negative electrode material, using the battery of non-aqueous electrolytic solution that " lithium battery ", which is a kind of,.By
It is very active in the chemical characteristic of lithium metal, so that the processing of lithium metal, preservation, use, very high to environmental requirement, with section
The development of technology, present lithium battery have become mainstream.
Traditional battery cap includes lamina tecti, pole and connection sheet, and pole is solid by the modes such as riveting or welding
It is scheduled on lamina tecti, pole is welded and fixed with connection sheet, and connection sheet and battery core are electrically connected.
Above-mentioned battery cap, since pole is fixed on lamina tecti, when pole by external extruding or other
When external force, the junction between pole and connection sheet, which easily deforms, to be even broken, and battery cap is caused to damage.
Summary of the invention
The purpose of the present invention is to provide the movable battery caps of pole, it is intended to it solves in the prior art, battery cap
The problem of junction of pole and connection sheet is easily deformed.
The invention is realized in this way the battery cap that pole is movable, including lamina tecti, stress deformation elastomer and
Pole, the elastomer are threaded through on the lamina tecti in arrangement up and down, have through hole, the through hole in the elastomer
Run through the elastomer in upper and lower arrangement, the pole is fixed in the through hole, and the upper end of the pole extends to described
The top of lamina tecti, the lower end of the pole extend to the lower section of the lamina tecti, and the lower end of the pole is welded with and battery core
The connection sheet of electric connection.
Further, the upper end of the through hole is recessed outwardly forms upper pole slot, and the upper end of the pole is protruded outwardly
Fixed section is formed, the fixed section is embedded in the upper pole slot.
Further, the lower end of the through hole is recessed outwardly forms lower pole slot, and the connection sheet is embedded in the lower pole
Column slot.
Further, the wall surface of the upper pole slot is recessed outwardly forms multiple first grooves, and the fixed section is towards evagination
Multiple first convex blocks are formed out, and multiple first convex blocks and multiple first grooves correspond, and first convex block is embedding
Enter first groove.
Further, the lamina tecti has the perforating worn for the elastomer, the wall surface court of the perforating
Outer recess forms multiple second grooves, and the elastomer has the middle part for being arranged in the perforating, and the middle part is outwardly
Protrusion forms multiple second convex blocks, and multiple second convex blocks and multiple second grooves correspond, second convex block
It is embedded in second groove.
Further, the elastomer extends to form upper end upward, the upper end in the top of the lamina tecti,
The upper end covers the perforating.
Further, the upper end is in a circular table shape, and along top-down direction, the diameter of the upper end gradually increases
Greatly.
Further, the elastomer extends to form lower end downward, the lower end in the lower section of the lamina tecti,
The lower end covers the perforating.
Further, the lower end is in rounding mesa-shaped, and along direction from bottom to top, the diameter of the lower end gradually increases
Greatly.
Further, the fixed section extends to form external connection section, the external connection section and external circuit electricity upward
Property connection.
Compared with prior art, the movable battery cap of pole provided by the invention, elastomer are threaded through in arrangement up and down
On lamina tecti, pole is fixed in the through hole of elastomer, and through hole runs through elastomer in arrangement up and down, and the lower end of pole is welded
There is the connection sheet being electrically connected with battery core, when the upper end of pole is squeezed or when other external forces, pole transmits power
To elastomer, elastomer deforms, and pole is moved with the deformation of elastomer, realizes that pole to the buffering of external force, avoids
The junction of pole and connection sheet deforms or is broken.
Detailed description of the invention
Fig. 1 is the front view of the movable battery cap of pole provided by the invention；
Fig. 2 is the cut-away illustration of the movable battery cap of pole provided by the invention；
Fig. 3 is the top view of the movable battery cap of pole provided by the invention；
Fig. 4 is the front view of pole provided by the invention；
Fig. 5 is the front view of elastomer provided by the invention；
Fig. 6 is the top view of top cover provided by the invention.
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.
Realization of the invention is described in detail below in conjunction with specific embodiment.
The same or similar label correspond to the same or similar components in the attached drawing of the present embodiment；In description of the invention
In, it is to be understood that if there is the orientation or positional relationship of the instructions such as term " on ", "lower", "left", "right" for based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore describe the use of positional relationship in attached drawing
Language only for illustration, should not be understood as the limitation to this patent, for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term is understood as the case may be.
It is preferred embodiment provided by the invention referring to Fig.1 shown in -6.
The movable battery cap of pole provided in this embodiment, can be used in lithium battery, certainly, can also use
In other batteries, the utilization that is not limited in the present embodiment.
The movable battery cap of pole, elastomer 12 and pole 15 including lamina tecti 11, stress deformation, elastomer 12
It is threaded through on lamina tecti 11 in upper and lower arrangement, there is through hole 13, through hole 13 is in arrangement up and down through elasticity in elastomer 12
Body 12, pole 15 are fixed in through hole 13, and the upper end of pole 15 extends to the top of lamina tecti 11, and the lower end of pole 15 extends
To the lower section of lamina tecti 11, the lower end of pole 15 is welded with the connection sheet 16 being electrically connected with battery core.
The movable battery cap of above-mentioned pole, elastomer 12 are threaded through on lamina tecti 11 in arrangement up and down, and pole 15 is solid
Be scheduled in the through hole 13 of elastomer 12, through hole 13 in up and down arrangement run through elastomer 12, the lower end of pole 15 be welded with
The connection sheet 16 that battery core is electrically connected, when the upper end of pole 15 is squeezed or when other external forces, pole 15 passes power
Elastomer 12 is passed, elastomer 12 deforms, and pole 15 is moved with the deformation of elastomer 12, realizes pole 15 to external force
Buffering, avoid the junction of pole 15 and connection sheet 16 from deforming or be broken.
Pole 15 and the weld of connection sheet 16 are that face paste closes welding, and the welding surface between pole 15 and connection sheet 16 is close
It abuts, reduces the resistance value between pole 15 and connection sheet 16, avoid electric current from flowing through weld and generate excessive heat, damage weldering
Meet place.
The upper end of through hole 13 is recessed outwardly forms upper 15 slot of pole, and the upper end of pole 15 is protruded outwardly forms fixed section
18, fixed section 18 is embedded in upper 15 slot of pole.
Fixed section 18 is embedded in upper 15 slot of pole, and upper 15 slot of pole plays a supportive role to fixed section 18, avoid pole 15 along
For through hole 13 towards lower slider, the upper surface of fixed section 18 and the upper surface of elastomer 12 are in flush arrangement.
The lower end of through hole 13 is recessed outwardly forms lower 15 slot 14 of pole, and connection sheet 16 is embedded in lower 15 slot 14 of pole.
Connection sheet 16 is welded and fixed with pole 15, and the diameter of connection sheet 16 is greater than the diameter of through hole 13, therefore connection sheet
After 16 are embedded in lower 15 slots 14 of pole, pole 15 is avoided to slide upward along through hole 13, with closing 15 slot of pole to fixed section 18
Limit, realize the fixation in a longitudinal direction of pole 15 and connection sheet 16.
Connection sheet 16 extends to form battery core linkage section 26 downward, the lower section in elastomer 12 of battery core linkage section 26, just
It is electrically connected in battery core linkage section 26 and battery core.
The wall surface of upper 15 slot of pole is recessed outwardly forms multiple first grooves 19, and fixed section 18 protrudes outwardly forms multiple
One convex block 20, multiple first convex blocks 20 are corresponded with multiple first grooves 19, and the first convex block 20 is embedded in the first groove 19.
By the mutually embedding arrangement of the first convex block 20 and the first groove 19, the phase in the through hole of elastomer 12 of pole 15 is prevented
Elastomer 12 is rotated, on the direction around through hole central axis, the position of pole 15 is fixed in realization.
Lamina tecti 11 has a perforating 23 worn for elastomer 12, the wall surface of perforating 23 be recessed outwardly formed it is multiple
Second groove 22, elastomer 12 have the middle part for being arranged in perforating 23, and middle part protrudes outwardly forms multiple second convex blocks
27, multiple second convex blocks 27 are corresponded with multiple second grooves 22, and the second convex block 27 is embedded in the second groove 22.
The middle part of elastomer 12 is arranged in the perforating 23 of lamina tecti 11, passes through the second convex block 27 and the second groove 22
Mutually embedding arrangement prevents elastomer 12 from rotating in perforating 23 relative to lamina tecti 11, in the side around 23 central axis of perforating
Upwards, it realizes and the position of elastomer 12 is fixed.
Elastomer 12 extends to form upper end 24 upward, and upper end 24 is in the top of lamina tecti 11, and upper end 24 covers
Perforating 23.
The upper end 24 of elastomer 12 and the upper surface of lamina tecti 11 fit closely, and cover perforating 23, realize to wearing
The sealing function in hole 23, avoids water or sundries along perforating 23, enters inside battery from the top of lamina tecti 11, to battery core
It pollutes.
Upper end 24 is in a circular table shape, and along top-down direction, the diameter of upper end 24 is gradually increased.
24 maximum gauge of upper end of elastomer 12 is greater than the diameter of perforating 23, realizes upper end 24 to perforating 23
Cover, while top cover plays a supporting role to elastomer 12 by upper end 24, avoid elastomer 12 along perforating 23 downward
Sliding.
Elastomer 12 extends to form lower end 25 downward, and lower end 25 is in the lower section of lamina tecti 11, and lower end 25 covers
Perforating 23.
The lower end 25 of elastomer 12 and the lower surface of lamina tecti 11 fit closely, and cover perforating 23；Elastomer 12
Lower 15 slot 14 of pole is in lower end 25, and connection sheet 16 is embedded in lower 15 slot 14 of pole, and the lower end 25 of elastomer 12 is to connection sheet
16 enclose arrangement in half, play a protective role to connection sheet 16, and the battery core of inside battery is avoided to generate from side to connection sheet 16
It squeezes.
Lower end 25 is in rounding mesa-shaped, and along direction from bottom to top, the diameter of lower end 25 is gradually increased.
25 maximum gauge of lower end of elastomer 12 is greater than the diameter of perforating 23, realizes lower end 25 to perforating 23
It covers, avoids elastomer 12 from sliding upward along perforating 23 by lower end 25, cooperate the upper end 24 of elastomer 12, vertical
It is realized on direction and the position of elastomer 12 is fixed.
Fixed section 18 extends to form external connection section 21 upward, and external connection section 21 and external circuit are electrically connected, external
Linkage section 21 is higher than the upper surface of elastomer 12, is convenient for and contact outside electronics.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. the movable battery cap of pole, which is characterized in that elastomer and pole including lamina tecti, stress deformation, it is described
Elastomer is threaded through on the lamina tecti in arrangement up and down, has through hole in the elastomer, and the through hole is in upper and lower cloth
It sets through the elastomer, the pole is fixed in the through hole, and the upper end of the pole extends to the lamina tecti
Top, the lower end of the pole extend to the lower section of the lamina tecti, and the lower end of the pole is welded with to be electrically connected with battery core
Connection sheet.
2. the movable battery cap of pole as described in claim 1, which is characterized in that the upper end of the through hole is recessed outwardly
Pole slot in formation, the upper end of the pole is protruded outwardly forms fixed section, and the fixed section is embedded in the upper pole slot.
3. the movable battery cap of pole as claimed in claim 2, which is characterized in that the lower end of the through hole is recessed outwardly
Lower pole slot is formed, the connection sheet is embedded in the lower pole slot.
4. the movable battery cap of pole as claimed in claim 3, which is characterized in that the wall surface of the upper pole slot is recessed outwardly
Fall into form multiple first grooves, the fixed section protrudes outwardly forms multiple first convex blocks, multiple first convex blocks with it is multiple
First groove corresponds, and first convex block is embedded in first groove.
5. the movable battery cap of pole as described in claim 1-4 any one, which is characterized in that the lamina tecti has
For the perforating that the elastomer is worn, the wall surface of the perforating is recessed outwardly forms multiple second grooves, the elasticity
Body, which has, is arranged in the middle part of the perforating, and the middle part protrudes outwardly forms multiple second convex blocks, and multiple described the
Two convex blocks and multiple second grooves correspond, and second convex block is embedded in second groove.
6. the movable battery cap of pole as claimed in claim 5, which is characterized in that the elastomer extends to form upward
End, the upper end cover the perforating in the top of the lamina tecti, the upper end.
7. the movable battery cap of pole as claimed in claim 6, which is characterized in that the upper end is in a circular table shape, along certainly
Direction under above, the diameter of the upper end are gradually increased.
8. the movable battery cap of pole as claimed in claim 7, which is characterized in that the elastomer extends to form down downward
End, the lower end cover the perforating in the lower section of the lamina tecti, the lower end.
9. the movable battery cap of pole as claimed in claim 8, which is characterized in that the lower end is in rounding mesa-shaped, edge
The diameter in direction from bottom to top, the lower end is gradually increased.
10. the movable battery cap of pole as described in claim 1-4 any one, which is characterized in that the fixed section court
On extend to form external connection section, the external connection section and external circuit are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910736266.5A CN110473992B (en) | 2019-08-09 | 2019-08-09 | Battery top cover with movable pole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910736266.5A CN110473992B (en) | 2019-08-09 | 2019-08-09 | Battery top cover with movable pole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110473992A true CN110473992A (en) | 2019-11-19 |
| CN110473992B CN110473992B (en) | 2024-05-14 |
Family
ID=68511492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910736266.5A Active CN110473992B (en) | 2019-08-09 | 2019-08-09 | Battery top cover with movable pole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110473992B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020128167B3 (en) | 2020-10-27 | 2022-03-10 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Battery module for a traction battery of a motor vehicle, traction battery and method for producing a battery module |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1875502A (en) * | 2003-12-19 | 2006-12-06 | 株式会社杰士汤浅 | Battery where electrode rod is movable relative to cover |
-
2019
- 2019-08-09 CN CN201910736266.5A patent/CN110473992B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1875502A (en) * | 2003-12-19 | 2006-12-06 | 株式会社杰士汤浅 | Battery where electrode rod is movable relative to cover |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102020128167B3 (en) | 2020-10-27 | 2022-03-10 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Battery module for a traction battery of a motor vehicle, traction battery and method for producing a battery module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110473992B (en) | 2024-05-14 |
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