CN208422967U - A kind of flaring battery case becoming wall thickness - Google Patents
A kind of flaring battery case becoming wall thickness Download PDFInfo
- Publication number
- CN208422967U CN208422967U CN201821024744.7U CN201821024744U CN208422967U CN 208422967 U CN208422967 U CN 208422967U CN 201821024744 U CN201821024744 U CN 201821024744U CN 208422967 U CN208422967 U CN 208422967U
- Authority
- CN
- China
- Prior art keywords
- section
- wall
- wall thickness
- flaring
- battery case
- 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.)
- Active
Links
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
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model discloses a kind of flaring battery case for becoming wall thickness, including shell, the top of the shell is provided with opening, the shell includes bottom surface and the side wall that is set on bottom surface, the side wall includes flared section, become wall section, main paragraph, the flared section is located at opening, the change wall section is located at below flared section, the main paragraph, which is located at, to be become below wall section, the wall thickness of the flared section is greater than the wall thickness of main paragraph, the wall thickness for becoming wall section is greater than the wall thickness of main paragraph, the internal diameter for becoming wall section is identical as the internal diameter of main paragraph, the internal diameter of the flared section is greater than the internal diameter for becoming wall section.It is described it is a kind of become wall thickness flaring battery case have the characteristics that structure it is simple, it is easily manufactured, enter core it is convenient, convenient for slot rolling, be convenient for edge sealing.
Description
Technical field
The utility model relates to field of batteries more particularly to a kind of flaring battery cases for becoming wall thickness.
Background technique
Lithium ion battery is a kind of rechargeable battery, it relies primarily on lithium ion, and movement carrys out work between a positive electrode and a negative electrode.
In charge and discharge process, Li+ insertion and deintercalation back and forth between two electrodes: when rechargable battery, Li+ is from positive deintercalation, by electricity
It solves matter and is embedded in cathode, cathode is in lithium-rich state；It is then opposite when electric discharge.Since lithium ion battery is with small in size, light-weight, electric
The features such as strong, environmentally protective is measured, is widely used in industrial production and daily life.
Battery case is the important component of lithium ion battery, and battery case will be packed into battery, then after the completion of production
Slot rolling is carried out on the side wall of battery case opening, finally installs nut cap additional and is packaged.However, existing common batteries shell, is
Guarantee the Forming Quality of slot rolling and encapsulation, the thickness of battery case is larger, since the outer diameter of battery case has stringent specification to want
Limitation is asked, therefore, the capacity of battery case certainly will be reduced, and increases the difficulty into core operation, is badly in need of solving as a result,.
Utility model content
The purpose of this utility model is that having and holding in view of the above-mentioned problems, providing a kind of flaring battery case for becoming wall thickness
Amount is big, it is convenient to enter core, is convenient for slot rolling, is convenient for the characteristics of sealing.
The purpose of this utility model is to be achieved through the following technical solutions:
A kind of flaring battery case becoming wall thickness, including shell, the top of the shell are provided with opening, and the shell includes
Bottom surface and the side wall being set on bottom surface, the side wall include flared section, become wall section, main paragraph, and the flared section is located at opening
Place, the change wall section are located at below flared section, and the main paragraph, which is located at, to be become below wall section, and the wall thickness of the flared section is greater than main body
The wall thickness of section, the wall thickness for becoming wall section are greater than the wall thickness of main paragraph, and the internal diameter for becoming wall section is identical as the internal diameter of main paragraph,
The internal diameter of the flared section is greater than the internal diameter for becoming wall section.
As a kind of preferred embodiment of the utility model, the wall thickness of the flared section is identical as the wall thickness of wall section is become.
As a kind of preferred embodiment of the utility model, the flared section passes through the first linkage section being obliquely installed and becomes wall
Duan Xianglian.
As a kind of preferred embodiment of the utility model, the wall thickness of first linkage section is identical as the wall thickness of flared section.
As a kind of preferred embodiment of the utility model, the change wall section is connected by the second linkage section with main paragraph, institute
The internal diameter for stating the second linkage section is identical as the internal diameter of main paragraph.
As a kind of preferred embodiment of the utility model, the outer diameter of second linkage section is sequentially increased from the bottom to top.
As a kind of preferred embodiment of the utility model, the bottom surface, the first linkage section, becomes wall section, the second company at flared section
Connect section, main paragraph is structure as a whole.
As a kind of preferred embodiment of the utility model, the top surface of the flared section is provided with the approaching face of arcuate structure.
The beneficial effects of the utility model are, a kind of flaring battery case becoming wall thickness has that structure is simple, manufacturer
Just, enter core it is convenient, convenient for slot rolling, convenient for edge sealing the characteristics of.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of flaring battery case for becoming wall thickness；
Fig. 2 is a kind of enlarged drawing of the flaring battery case for becoming wall thickness shown in FIG. 1 at A；
Fig. 3 is a kind of enlarged drawing of the flaring battery case for becoming wall thickness shown in FIG. 1 at B.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.It can manage
Solution, embodiment described herein are used only for explaining the utility model, rather than the restriction to the utility model.
It please refers to shown in Fig. 1 to Fig. 3, Fig. 1 is a kind of structural schematic diagram of flaring battery case for becoming wall thickness；Fig. 2 is Fig. 1 institute
A kind of enlarged drawing of the flaring battery case of the change wall thickness shown at A；Fig. 3 is a kind of flaring battery case for becoming wall thickness shown in FIG. 1
Enlarged drawing at B.
In this present embodiment, a kind of flaring battery case becoming wall thickness, including shell, the top of the shell are provided with out
Mouthful, the shell includes bottom surface 1 and the side wall being set on bottom surface 12, and the side wall 2 includes flared section 21, becomes wall section 22, is main
Body section 25, the flared section 21 is located at opening, and the top surface of flared section 21 is provided with the approaching face 24 of arcuate structure, the change
Wall section 22 is located at 21 lower section of flared section, and the main paragraph 25, which is located at, becomes 22 lower section of wall section, and the wall thickness of the flared section 21 is greater than master
The wall thickness of body section 25, the wall thickness for becoming wall section 22 are greater than the wall thickness of main paragraph 25, the wall thickness and change wall section of the flared section 21
22 wall thickness is identical, and the internal diameter for becoming wall section 22 is identical as the internal diameter of main paragraph 25, and the internal diameter of the flared section 21, which is greater than, to be become
The internal diameter of wall section 22.
It is connected specifically, the flared section 21 passes through the first linkage section 23 being obliquely installed with wall section 22 is become, described first
The wall thickness of linkage section 23 is identical as the wall thickness of flared section 21, and the change wall section 22 passes through the second linkage section 26 and 25 phase of main paragraph
Even, the internal diameter of second linkage section 26 is identical as the internal diameter of main paragraph 25, and the outer diameter of second linkage section 26 is from the bottom to top
It is sequentially increased, the bottom surface 1, flared section 21, the first linkage section 23, change wall section 22, the second linkage section 26, main paragraph 25 are integrated
Structure.
A kind of above-mentioned flaring battery case for becoming wall thickness, the wall thickness of main paragraph 25 is smaller, and then can be improved battery case
Capacity, and become wall section 25 by being arranged on top, slot rolling, edge sealing matter can be significantly improved in the case where not influencing battery case capacity
Amount, in addition, by setting flared section 21, and then battery is facilitated to enter core, it collides and damages when battery being avoided to enter core,
Structure is simple, is easily achieved.
Above embodiments only elaborate the basic principles and features of the present invention, and the utility model is not by above-mentioned implementation
Example limitation, on the premise of not departing from the spirit and scope of the utility model, the present invention has various changes and changes, these
Changes and modifications are fallen within the scope of the claimed invention.The utility model requires protection scope is by appended right
Claim defines.
Claims (8)
1. a kind of flaring battery case for becoming wall thickness, including shell, the top of the shell are provided with opening, it is characterised in that: institute
The side wall that shell includes bottom surface and is set on bottom surface is stated, the side wall includes flared section, becomes wall section, main paragraph, the flaring
Section is located at opening, and the change wall section is located at below flared section, and the main paragraph, which is located at, to be become below wall section, the wall of the flared section
Thickness is greater than the wall thickness of main paragraph, and the wall thickness for becoming wall section is greater than the wall thickness of main paragraph, the internal diameter and main paragraph for becoming wall section
Internal diameter it is identical, the internal diameter of the flared section is greater than the internal diameter for becoming wall section.
2. it is according to claim 1 it is a kind of become wall thickness flaring battery case, it is characterised in that: the wall thickness of the flared section with
The wall thickness for becoming wall section is identical.
3. a kind of flaring battery case for becoming wall thickness according to claim 2, it is characterised in that: the flared section passes through inclination
The first linkage section being arranged is connected with wall section is become.
4. a kind of flaring battery case for becoming wall thickness according to claim 3, it is characterised in that: the wall of first linkage section
It is thick identical as the wall thickness of flared section.
5. a kind of flaring battery case for becoming wall thickness according to claim 4, it is characterised in that: the change wall section passes through second
Linkage section is connected with main paragraph, and the internal diameter of second linkage section is identical as the internal diameter of main paragraph.
6. a kind of flaring battery case for becoming wall thickness according to claim 5, it is characterised in that: outside second linkage section
Diameter is sequentially increased from the bottom to top.
7. a kind of flaring battery case for becoming wall thickness according to claim 6, it is characterised in that: the bottom surface, flared section, the
One linkage section, change wall section, the second linkage section, main paragraph are structure as a whole.
8. a kind of flaring battery case for becoming wall thickness according to any one of claims 1 to 7, it is characterised in that: the flaring
The top surface of section is provided with the approaching face of arcuate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821024744.7U CN208422967U (en) | 2018-06-29 | 2018-06-29 | A kind of flaring battery case becoming wall thickness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821024744.7U CN208422967U (en) | 2018-06-29 | 2018-06-29 | A kind of flaring battery case becoming wall thickness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208422967U true CN208422967U (en) | 2019-01-22 |
Family
ID=65107738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821024744.7U Active CN208422967U (en) | 2018-06-29 | 2018-06-29 | A kind of flaring battery case becoming wall thickness |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208422967U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108666456A (en) * | 2018-06-29 | 2018-10-16 | 无锡金杨丸伊电子有限公司 | A kind of flaring battery case becoming wall thickness |
-
2018
- 2018-06-29 CN CN201821024744.7U patent/CN208422967U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108666456A (en) * | 2018-06-29 | 2018-10-16 | 无锡金杨丸伊电子有限公司 | A kind of flaring battery case becoming wall thickness |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2477270A4 (en) | Method for charging/discharging positive electrode active material in a lithium secondary battery, charging/discharging system provided with lithium secondary battery and vehicle, electronic device, battery module, battery pack | |
| US9887393B2 (en) | Battery, method of forming a battery cell container, and electronic device | |
| WO2012040104A3 (en) | Lithium titanate cell with reduced gassing | |
| EP2365571A3 (en) | Nonaqueous electrolyte secondary battery | |
| JP2014157703A (en) | Lead accumulator | |
| KR102385429B1 (en) | Battery Case Having Buffering Recess Portion formed at Connection Portion Between Two Receiving parts | |
| WO2011016986A8 (en) | Negative plate for lead acid battery | |
| CN208422967U (en) | A kind of flaring battery case becoming wall thickness | |
| CN108666456A (en) | A kind of flaring battery case becoming wall thickness | |
| CN108598300A (en) | a kind of battery cap | |
| CN208655711U (en) | A kind of battery cap | |
| WO2024001347A1 (en) | Battery, manufacturing method therefor, battery module, and electric device | |
| CN203312421U (en) | Curved surface type battery | |
| CN218827238U (en) | Negative plate and battery | |
| CN204464391U (en) | Battery core | |
| CN208939016U (en) | Anti-explosion battery shell | |
| CN203859195U (en) | Arc soft-packaged lithium ion battery with tab side surface closeout | |
| CN206412431U (en) | A kind of lithium-ion battery module | |
| CN205575067U (en) | Utmost point ear loading attachment | |
| CN210015874U (en) | Prismatic lithium ion battery | |
| CN206180021U (en) | Novel lithium ion battery pack | |
| CN206497911U (en) | A kind of battery case | |
| CN219393415U (en) | Negative plate and battery | |
| CN208271978U (en) | Circular batteries steel shell | |
| CN208437507U (en) | A kind of interior groove mold of anti-explosion battery shell |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |