CN110247011A - Battery cap with drainage function - Google Patents
Battery cap with drainage function Download PDFInfo
- Publication number
- CN110247011A CN110247011A CN201910632582.8A CN201910632582A CN110247011A CN 110247011 A CN110247011 A CN 110247011A CN 201910632582 A CN201910632582 A CN 201910632582A CN 110247011 A CN110247011 A CN 110247011A
- Authority
- CN
- China
- Prior art keywords
- section
- lamina tecti
- drainage
- battery
- battery cap
- 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
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 of a single cell or a single battery
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/581—Devices or arrangements for the interruption of current in response to temperature
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/10—Temperature sensitive devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
-
- 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)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The present invention relates to the technical field of battery cap, the battery cap with drainage function, including lamina tecti and drainage piece are disclosed, the drainage piece is threaded through in the lamina tecti in upper and lower shape, and the drainage piece and lamina tecti are arranged in insulation or conducting；The lower end of the drainage piece extends to the lower section of the lamina tecti, forms the battery core linkage section connecting with battery core, and the upper end of the drainage piece extends to the top of cover board, forms pole section；The battery cap with drainage function of above-mentioned offer provided by the invention, by wearing drainage piece in lamina tecti, the lower end of drainage piece extends to the lower section of lamina tecti, can directly connect with battery core, it realizes and directly drains, it does not need that the piece that is flexible coupling is arranged, the upper end of drainage piece extends to the top of lamina tecti, is directly realized by the external electrical connections of battery, simplify the structure of battery cap, part is reduced, cost is greatlyd save, shortens the process flow of battery cap.
Description
Technical field
The invention patent relates to the technical fields of battery cap, in particular to the battery cap with drainage function.
Background technique
Currently, with increasingly miniaturization, lighting and the Portable belt of electronic product, such as video camera, notebook and hand
Machine etc., the driving power of these electronic products also develop towards high capacity, high security and the direction of lighting, and battery is with it
The good characteristics such as high capacity, are widely used in electronic product.
Battery includes shell, lamina tecti and battery core etc., and the cavity of upper end opening is equipped in shell, and battery core is placed in shell
In cavity, lamina tecti is then enclosed in the upper end opening of shell.Conducting block is provided on lamina tecti, which passes through the piece that is flexible coupling
It is electrically connected with battery core, and can be with external linkage.
In the prior art, the conducting block needs of lamina tecti are connect by being flexible coupling piece with battery core, and structure is complicated, and technique stream
Journey is more.
Summary of the invention
The purpose of the present invention is to provide the battery caps with drainage function, it is intended to solve in the prior art, battery cap
The conducting block of lamina tecti connect by being flexible coupling piece with battery core, there are problems that structure is complicated.
The invention is realized in this way the battery cap with drainage function, including lamina tecti and drainage piece, the drainage
Piece is threaded through in the lamina tecti in upper and lower shape, and the drainage piece and lamina tecti are arranged in insulation or conducting；The drainage piece
Lower end extends to the lower section of the lamina tecti, forms the battery core linkage section connecting with battery core, the upper end of the drainage piece extends to
The top of cover board forms pole section.
Further, hollow hole is provided in the pole section.
Further, multiple hollow holes are provided in the pole section, multiple hollow holes are arranged in juxtaposition in lateral.
Further, the battery core linkage section and pole section are in be longitudinally arranged.
Further, the upper end of the drainage piece is arranged in bending, is formed with and is transversely arranged on above the lamina tecti
Traversing section and the pole section；One end of the traversing section is connect with battery core linkage section, the other end of the traversing section with
The lower end of pole section connects, and the upper end of the pole section is disposed to extend upward away from the lamina tecti.
Further, the traversing section has towards the lower surface of the lamina tecti, the lower surface of the traversing section and institute
It states and is provided with insulating trip between the upper surface of lamina tecti.
Further, the traversing section has the upper surface towards arrangement, and the upper surface of the traversing section is covered with insulation
Film.
Further, along the extending direction of the pole section to battery core linkage section, the insulating film is crossed the battery core and is connected
Section is connect, the extended segment for being covered on the upper surface of the lamina tecti is formed with.
Further, through hole is provided in the lamina tecti, the through hole penetrates through the lamina tecti from top to bottom；Institute
It states and is filled with moulding in through hole, be equipped in the moulding across hole, the drainage piece passes through described across hole.
Further, the periphery of the moulding has outer peripheral sidewall, and the middle part of the outer peripheral sidewall of the moulding is inwardly
Recess, forms fluted ring, and the groove ring is disposed to extend around the circumferencial direction of the outer peripheral sidewall of the moulding；The top
The side wall of the through hole of cover board abuts the outer peripheral sidewall of the moulding, and is embedded in the groove ring.
Compared with prior art, the battery cap with drainage function of above-mentioned offer provided by the invention, by top cover
Drainage piece is worn in plate, the lower end of drainage piece extends to the lower section of lamina tecti, can directly connect with battery core, and realization is directly drawn
Stream does not need that the piece that is flexible coupling is arranged, and the upper end of drainage piece extends to the top of lamina tecti, is directly realized by the external electric of battery
It connects, simplifies the structure of battery cap, reduce part, greatly save cost, shorten the process flow of battery cap.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the battery cap provided by the invention with drainage function；
Fig. 2 is the stereoscopic schematic diagram of the battery cap provided by the invention with drainage function；
Fig. 3 is the local cutting schematic diagram of the battery cap provided by the invention with drainage function；
Fig. 4 is the stereoscopic schematic diagram of moulding provided by the invention；
Fig. 5 is the stereoscopic schematic diagram of drainage piece 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 -5.
Battery cap provided in this embodiment with drainage function, can be used in lithium battery, certainly, can also transport
In other batteries, the utilization that is not limited in the present embodiment.
Battery cap with drainage function, including lamina tecti 100 and drainage piece, lamina tecti 100 is plate-like, is sealed on
In the upper end opening of shell, in the cavity of shell, then it is provided with battery core；In the form of sheets, drainage piece is worn drainage piece in upper and lower shape
In lamina tecti 100, also, drainage piece and lamina tecti 100 are arranged in insulation or conducting；The lower end of drainage piece extends to lamina tecti
100 lower section forms the battery core linkage section 104 connecting with battery core, and the upper end of drainage piece extends to the top of cover board, forms pole
Section 101.
The battery cap with drainage function of above-mentioned offer, by wearing drainage piece in lamina tecti 100, under drainage piece
End extends to the lower section of lamina tecti 100, can directly connect with battery core, realizes and directly drains, and does not need that the piece that is flexible coupling is arranged, draws
The upper end of flow extends to the top of lamina tecti 100, is directly realized by the external electrical connections of battery, simplifies the structure of battery cap,
Part is reduced, cost is greatlyd save, shortens the process flow of battery cap.
If the pole section 101 of drainage piece among the above as cathode, be need with 100 insulation arrangement of lamina tecti,
If pole section 101 is as anode, pole section 101 is can to contact conducting with lamina tecti 100, therefore, pole section 101 and top
The insulation of cover board 100 or conducting, be depending on pole section 101 depending on positive or negative pole.
In the present embodiment, the battery core between multiple batteries directly passes through to be connected with each other between pole section 101, by pole
It is provided with hollow hole 102 in section 101, the fuse protection of drainage piece may be implemented, guarantees the safety of battery cap posterolateral route.
As preferable selection, multiple hollow holes 102 are provided in pole section 101, multiple hollow holes 102 are in laterally arranged side by side
Arrangement in this way, being both convenient for the setting of hollow hole 102, and greatly enhances the fuse protection performance of pole section 101.
In the present embodiment, battery core linkage section 104 and pole section 101 are in being longitudinally arranged, in this way, being convenient for battery core linkage section 104
It is attached with the intracorporal battery core of shell, and is also convenient for pole section 101 and is directly connected with each other.
Certainly, according to actual needs, battery core linkage section 104 and pole section 101 can also be in the setting of other shapes, such as
Bending is perhaps skewed etc. or different form, specifically can be depending on actual needs.
The upper end of drainage piece arranges in bending, be formed with the traversing section 108 for being transversely arranged on the top of lamina tecti 100 and
Above-mentioned pole section 101, in this way, then making battery core linkage section 104 wrong in the longitudinal direction with pole section 101 by setting traversing section 108
Position arrangement, connect convenient for subsequent battery core linkage section 104 with battery core, the mutually interconnection being also convenient between the pole section 101 between battery
It connects.
One end of traversing section 108 is connect with battery core linkage section 104, the other end of traversing section 108 and the lower end of pole section 101
The upper end of connection, pole section 101 is disposed to extend upward away from the lamina tecti 100.Certainly, entire drainage piece is integrally formed
, it is only through and is bent to form above-mentioned battery core linkage section 104, traversing section 108 and pole section 101.Alternatively, according to reality
It needs, above-mentioned drainage piece can also be formed by other manufactures.
Traversing section 108 has towards the lower surface of lamina tecti 100, the lower surface of traversing section 108 and the upper table of lamina tecti 100
Insulating trip 107 is provided between face, in this way, insulation is realized, but also pole for keeping apart between traversing section 108 and lamina tecti 100
It insulate between shell of column 101 and lamina tecti 100.
Traversing section 108 has the upper surface towards arrangement, and the upper surface of traversing section 108 is covered with insulating film 105, the insulation
Film 105 can be PP film, be also possible to any other die body that insulation may be implemented.
Along pole section 101 to the extending direction of battery core linkage section 104, insulating film 105 crosses battery core linkage section 104, is formed
There is the extended segment 106 for the upper surface for being covered on lamina tecti 100, in this way, that is to say, that the range that insulating film 105 covers is more than cross
To the range of section 108, and battery core linkage section 104 is crossed, continued to extend, has been covered on the upper surface of lamina tecti 100, Ke Yijin
The isolation effect of one step guarantee pole section 101.
In the present embodiment, through hole is provided in lamina tecti 100, through hole is in long strip, and through hole penetrates through from top to bottom
The lamina tecti 100；It is filled with moulding 200 in through hole, is equipped in moulding 200 across hole 2001, it should be across hole 2001
Consistent or similar with the cross-sectional shape of drainage piece, drainage piece passes through hole 2001 across described, in this way, drainage piece then will not
Lamina tecti 100 is directly abutted, realizes the insulation arrangement between drainage piece and lamina tecti 100.
The periphery of moulding 200 has outer peripheral sidewall, and the middle part of the outer peripheral sidewall of moulding 200 is formed with towards sunken inside
Groove ring 2002, groove ring 2002 are disposed to extend around the circumferencial direction of the outer peripheral sidewall of moulding 200；Lamina tecti 100 passes through
The side wall of through-hole abuts the outer peripheral sidewall of the moulding 200, and is embedded in groove ring 2002, in this way, can to infuse
Plastic 200 is firm to be placed in through hole.
Further, the downside wall of groove ring 2002 towards outer peripheral sidewall is convexly equipped with inserting column, and inserting column is inserted in through hole
In outer peripheral sidewall, in this way, making moulding 200 is more firm to be placed in through hole.
In the present embodiment, lamina tecti 100 has the lower surface arranged towards battery core, and the lower surface of lamina tecti 100 is provided with
Injection molding plates pass through injection molding plates, extend to the lower section of injection molding plates after the lower end of above-mentioned drainage piece passes through lamina tecti 100.
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 battery cap with drainage function, which is characterized in that including lamina tecti and drainage piece, the drainage piece is in upper and lower shape
It is threaded through in the lamina tecti, the drainage piece and lamina tecti are arranged in insulation or conducting；The lower end of the drainage piece extends to
The lower section of the lamina tecti forms the battery core linkage section connecting with battery core, and the upper end of the drainage piece extends to the top of cover board,
Form pole section.
2. as described in claim 1 with the battery cap of drainage function, which is characterized in that be provided with hollow out in the pole section
Hole.
3. as claimed in claim 2 with the battery cap of drainage function, which is characterized in that be provided in the pole section multiple
Hollow hole, multiple hollow holes are arranged in juxtaposition in lateral.
4. the battery cap as described in any one of claims 1 to 3 with drainage function, which is characterized in that the battery core connection
Section and pole section are in be longitudinally arranged.
5. the battery cap as described in any one of claims 1 to 3 with drainage function, which is characterized in that the drainage piece
Upper end is arranged in bending, is formed with the traversing section being transversely arranged on above the lamina tecti and the pole section；The cross
It is connect to one end of section with battery core linkage section, the other end of the traversing section is connect with the lower end of pole section, the pole section
Upper end is disposed to extend upward away from the lamina tecti.
6. as claimed in claim 5 with the battery cap of drainage function, which is characterized in that the traversing section has described in
The lower surface of lamina tecti is provided with insulating trip between the lower surface of the traversing section and the upper surface of the lamina tecti.
7. as claimed in claim 6 with the battery cap of drainage function, which is characterized in that the traversing section has towards arrangement
Upper surface, the upper surface of the traversing section is covered with insulating film.
8. as claimed in claim 7 with the battery cap of drainage function, which is characterized in that connected along the pole section to battery core
The extending direction of section, the insulating film cross the battery core linkage section, are formed with prolonging for the upper surface for being covered on the lamina tecti
Stretch section.
9. the battery cap as described in any one of claims 1 to 3 with drainage function, which is characterized in that in the lamina tecti
It is provided with through hole, the through hole penetrates through the lamina tecti from top to bottom；Moulding, the note are filled in the through hole
It is equipped in plastic across hole, the drainage piece passes through described across hole.
10. as claimed in claim 9 with the battery cap of drainage function, which is characterized in that the periphery of the moulding has
Outer peripheral sidewall, the middle part of the outer peripheral sidewall of the moulding form fluted ring, the groove ring is around the note towards sunken inside
The circumferencial direction of the outer peripheral sidewall of plastic is disposed to extend；The side wall of the through hole of the lamina tecti abuts the outer of the moulding
All side walls, and be embedded in the groove ring.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910632582.8A CN110247011A (en) | 2019-07-13 | 2019-07-13 | Battery cap with drainage function |
| PCT/CN2019/101476 WO2021007916A1 (en) | 2019-07-13 | 2019-08-20 | Battery top cover having current leading function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910632582.8A CN110247011A (en) | 2019-07-13 | 2019-07-13 | Battery cap with drainage function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110247011A true CN110247011A (en) | 2019-09-17 |
Family
ID=67892100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910632582.8A Pending CN110247011A (en) | 2019-07-13 | 2019-07-13 | Battery cap with drainage function |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110247011A (en) |
| WO (1) | WO2021007916A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111682131A (en) * | 2020-05-13 | 2020-09-18 | 远景动力技术(江苏)有限公司 | Power battery top cover assembly, power battery and assembly method of power battery |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114188640A (en) * | 2021-12-31 | 2022-03-15 | 上海兰钧新能源科技有限公司 | Secondary battery and processing technology thereof |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2021007916A1 (en) | 2021-01-21 |
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Application publication date: 20190917 |