CN218351676U - Cylindrical battery with two polar posts at one end - Google Patents
Cylindrical battery with two polar posts at one end Download PDFInfo
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- CN218351676U CN218351676U CN202222462806.5U CN202222462806U CN218351676U CN 218351676 U CN218351676 U CN 218351676U CN 202222462806 U CN202222462806 U CN 202222462806U CN 218351676 U CN218351676 U CN 218351676U
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- shell
- negative
- end cover
- positive
- winding core
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- 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
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Abstract
The utility model discloses a cylindrical battery with two polar columns at one end, which comprises a shell and a roll core, wherein a negative pole convergence end cover is arranged at the upper end of the shell; the negative converging end cover is provided with a positive converging piece; the winding core is arranged in the shell, a positive lug of the winding core is welded and connected with the positive bus sheet, and a negative lug of the winding core is connected with the negative bus end cover; the utility model discloses at shell upper end installation negative pole end cover that converges, the positive pole piece that converges of installation on the negative pole end cover that converges, roll up the core and install in the shell, the positive pole lug welded connection positive pole piece that rolls up the core, the negative pole ear connection negative pole end cover that converges that rolls up the core, the positive pole and the negative pole of battery lie in same one side, realize two utmost point posts of cylinder battery one end for the battery is convenient for connect on the circuit board.
Description
Technical Field
The utility model relates to a cylinder battery technical field, concretely relates to cylinder battery of two utmost point posts in one end.
Background
The market demands of the atomizer, artificial intelligence and intelligent home industries are continuously expanded, a terminal product has new demands on a core part battery, and the battery has higher capacity, a non-standard battery which accords with the appearance of the product, higher safety and lower cost;
the positive pole and the negative pole of current battery are not in same side, need specific battery seat or weld lead wire to connect to the circuit board during use usually, and are inconvenient during the use, and this kind of battery manufacturing approach is complicated simultaneously, and the product efficiency is low.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a cylindrical battery with two polar posts at one end; the problems of inconvenient use, complex battery manufacturing mode and low product energy efficiency in the background art are solved.
The utility model discloses the cylindrical battery of one end two utmost points post is realized through following technical scheme: the device comprises a shell and a winding core, wherein a negative bus end cover is arranged at the upper end of the shell; the negative bus end cover is provided with a positive bus sheet;
the winding core is arranged in the shell, the positive lug of the winding core is welded and connected with the positive bus sheet, and the negative lug of the winding core is connected with the negative bus end cover.
As the preferred technical scheme, an insulating gasket is arranged in the shell; the insulating spacer is provided with a lug avoiding hole; the negative pole lug penetrates through the lug avoiding hole and is connected with the shell in a welding way.
As a preferred technical scheme, a winding core through hole is formed in the surface of the winding core; alloy steel is adopted for both the positive electrode tab and the negative electrode tab; the shell is made of alloy materials with conductive functions.
As a preferred technical scheme, an installation step is arranged on the negative electrode confluence end cover; the mounting step is matched with the shell and is welded with the shell; electrolyte is filled between the negative electrode confluence end cover and the shell.
As the preferred technical scheme, a PVC heat shrinkable sleeve film is arranged on the outer side of the shell.
The utility model has the advantages that: the utility model discloses at shell upper end installation negative pole end cover that converges, the positive pole piece that converges of installation on the negative pole end cover that converges, roll up the core and install in the shell, the positive pole lug welded connection positive pole piece that rolls up the core, the negative pole ear connection negative pole end cover that converges that rolls up the core, the positive pole and the negative pole of battery lie in same one side, realize two utmost point posts of cylinder battery one end for the battery is convenient for connect on the circuit board.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of a cylindrical battery with two poles at one end of the battery;
fig. 2 is an exploded view of a cylindrical battery with two poles at one end of the battery;
FIG. 3 is a schematic view of a winding core;
fig. 4 is a schematic view of a winding core for hiding the positive and negative electrode tabs.
Detailed Description
All of the features disclosed in this specification, or all of the steps of any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
As shown in fig. 1-4, the cylindrical battery of two poles at one end of the utility model comprises a housing 5 and a roll core 3, and is characterized in that: the upper end of the shell 5 is provided with a negative converging end cover 2; a positive current collecting sheet 1 is arranged on the negative current collecting end cover 2; the winding core 3 is arranged in the shell 5, the positive lug 7 of the winding core 3 is welded and connected with the positive bus sheet 1, the negative lug 8 of the winding core is connected with the negative bus end cover 2, the positive pole and the negative pole of the battery are positioned on the same side, and two poles at one end of the cylindrical battery are realized; the method has the characteristic of simple manufacturing process, can greatly reduce the cost of materials and the manufacturing process, and increases the productivity and efficiency.
In this embodiment, an insulating gasket 4 is installed in the housing 5; a tab avoiding hole 9 is formed in the insulating gasket 4; the negative pole ear 8 passes through the ear clearance hole 9 and is welded with the shell 5.
In this embodiment, a winding core through hole 10 is formed on the surface of the winding core 3; the positive tab 7 and the negative tab 8 are made of alloy steel; the shell 5 is made of alloy materials with conductive functions, and the alloy steel and the alloy materials have excellent conductivity.
In this embodiment, the negative bus end cap 2 is provided with an installation step 11; the mounting step 11 is matched with the shell 5, and the mounting step 11 is welded with the shell 5; electrolyte is filled between the negative electrode confluence end cap 2 and the shell 5;
in the embodiment, the insulating gasket is made of a PET (polyethylene terephthalate) corrosion-resistant material, so that the insulating effect between the winding core and the shell is realized; a PVC thermal shrinkage sleeve film 12 is arranged on the outer side of the shell 5 to play a role in protecting and insulating the shell; the negative bus end cap 2 and the positive bus sheet 1 are made of specific composite materials and melted and adhered in a heating mode to form a combined cap.
The working process is as follows: and a negative electrode lug at one end of the winding core is inserted from a lug hole of the insulating gasket, then the negative electrode lug is bent to contact with the bottom shell surface, the winding core is completely placed in the shell, and then the copper needle is inserted into the winding core from a central hole of the winding core and contacts with the negative electrode, so that the negative electrode lug is tightly attached to the bottom surface of the shell, and the copper needle is used as a conductor to perform resistance welding, so that the negative electrode lug and the bottom surface of the shell are fully welded. The aluminium boss is connected with laser welding on another anodal utmost point ear and the combination block, and combination block end, after pouring into electrolyte into, the block upset comes with the casing closure, and it is closed effectively with the shell through the step on the negative pole end cover edge that converges, is welding laser from end cover and shell junction with laser, accomplishes the shell and wholly seals.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (5)
1. The utility model provides a cylinder battery of two utmost point posts of one end, includes shell (5) and rolls up core (3), its characterized in that: the upper end of the shell (5) is provided with a negative electrode confluence end cover (2); the negative electrode confluence end cover (2) is provided with a positive electrode confluence sheet (1);
the winding core (3) is arranged in the shell (5), the positive lug (7) of the winding core (3) is connected with the positive bus sheet (1) in a welding way, and the negative lug (8) of the winding core is connected with the negative bus end cover (2).
2. The cylindrical battery with one head and two poles as claimed in claim 1, wherein: an insulating gasket (4) is arranged in the shell (5); a tab avoiding hole (9) is formed in the insulating gasket (4); the negative pole lug (8) passes through the lug clearance hole (9) and is connected with the shell (5) in a welding way.
3. The cylindrical battery with one head and two poles as claimed in claim 1, wherein: a winding core through hole (10) is formed in the surface of the winding core (3); the positive tab (7) and the negative tab (8) are made of alloy steel; the shell (5) is made of alloy materials with conductive functions.
4. The cylindrical battery with one head and two poles as claimed in claim 1, wherein: the negative electrode confluence end cover (2) is provided with an installation step (11); the mounting step (11) is matched with the shell (5) and connected with the shell (5) in a welding way; electrolyte is filled between the negative electrode confluence end cover (2) and the shell (5).
5. The cylindrical battery with one head and two poles as claimed in claim 1, wherein: the outer side of the shell (5) is provided with a PVC thermal shrinkage sleeve film (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222462806.5U CN218351676U (en) | 2022-09-17 | 2022-09-17 | Cylindrical battery with two polar posts at one end |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222462806.5U CN218351676U (en) | 2022-09-17 | 2022-09-17 | Cylindrical battery with two polar posts at one end |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218351676U true CN218351676U (en) | 2023-01-20 |
Family
ID=84893225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222462806.5U Active CN218351676U (en) | 2022-09-17 | 2022-09-17 | Cylindrical battery with two polar posts at one end |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218351676U (en) |
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2022
- 2022-09-17 CN CN202222462806.5U patent/CN218351676U/en active Active
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