CN220710449U - Battery cover plate pressing plate step positioning structure - Google Patents
Battery cover plate pressing plate step positioning structure Download PDFInfo
- Publication number
- CN220710449U CN220710449U CN202322331192.1U CN202322331192U CN220710449U CN 220710449 U CN220710449 U CN 220710449U CN 202322331192 U CN202322331192 U CN 202322331192U CN 220710449 U CN220710449 U CN 220710449U
- Authority
- CN
- China
- Prior art keywords
- pressing plate
- cover plate
- corner
- groove
- negative electrode
- 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
- 238000003825 pressing Methods 0.000 title claims abstract description 61
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 210000001503 joint Anatomy 0.000 abstract description 7
- 230000000670 limiting effect Effects 0.000 abstract description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 229910052744 lithium Inorganic materials 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- -1 doping and cladding Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
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
- Secondary Cells (AREA)
Abstract
The utility model discloses a step positioning structure of a battery cover plate pressing plate, which belongs to the technical field of battery negative electrode base plates and comprises a rectangular sheet body, wherein a rectangular groove is formed in the upper surface of the rectangular sheet body, a round through hole penetrating through the rectangular sheet body is formed in the middle position inside the rectangular groove, and a first step corner, a second step corner, a third step corner and a fourth step corner are fixedly arranged at four corners of the rectangular groove respectively; the negative electrode pressing plate is arranged above the rectangular sheet body, and the cover plate is arranged below the rectangular sheet body. According to the positioning structure, after the negative electrode pressing plate is covered on the rectangular sheet body, the step corners and the step notches are in butt joint fit, so that the limiting effect is achieved, meanwhile, the upper surface of the negative electrode pressing plate cannot be raised, and the upper side of the negative electrode pressing plate is smooth and attractive.
Description
Technical Field
The utility model belongs to the technical field of battery cathode base plates, and particularly relates to a battery cover plate pressing plate step positioning structure.
Background
The lithium battery is widely applied and rapidly developed according to the excellent performance, and becomes the first choice of batteries for mobile phones, notebook computers, DC, DV and other portable equipment. Along with the gradual improvement of the safety and the cost performance of the lithium battery and the continuous breakthrough of the grouping technology, the lithium battery gradually enters high-power application occasions such as an electric automobile power source, a communication system standby power supply, a railway auxiliary power supply, an electric power system standby power supply and the like. Expert prediction shows that lithium batteries gradually replace batteries such as lead-acid batteries, nickel batteries and the like in the application field of electric vehicles. In the technology, the lithium battery is continuously broken through, through continuous research on anode and cathode materials, additives, binders, doping and cladding, electrolyte formula, process and the like, the performances of the single lithium ion battery in the aspects of energy density, power characteristics, safety, service life and the like are obviously improved, and the temperature application range of the battery is also expanded. In the production process of the lithium battery, an insulating sheet is required to be attached to the negative electrode of the battery, when the existing insulating sheet and the lithium battery are installed, the insulating sheet and the negative electrode pressing plate are in butt joint through two convex columns arranged on the upper surface of the insulating sheet and two grooves arranged on the lower surface of the negative electrode pressing plate, limiting is carried out, but after the convex columns are inserted into the grooves to be in butt joint, the upper surface of the negative electrode pressing plate is raised, and the upper part of the negative electrode pressing plate is not attractive.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art, and provides a step positioning structure of a battery cover plate pressing plate, which solves the technical problem that the upper surface of the negative electrode pressing plate protrudes upwards after an insulating sheet is in butt joint with the negative electrode pressing plate.
The purpose of the utility model is realized in the following way: the utility model provides a battery cover plate clamp plate step location structure, it includes the rectangle lamellar body, rectangular groove has been seted up to the upper surface of rectangle lamellar body, the inside intermediate position of rectangle recess has seted up the circular through-hole that runs through the rectangle lamellar body, and the four corners department of rectangle recess is fixed respectively and is provided with first step corner, second step corner, third step corner and fourth step corner; the negative electrode pressing plate is arranged above the rectangular sheet body, and the cover plate is arranged below the rectangular sheet body.
Further, the negative electrode pressing plate is in a shape corresponding to the rectangular sheet body, a pressing plate hole is formed in the middle of the negative electrode pressing plate, pressing plate protrusions used for being placed in the rectangular grooves are fixedly arranged on the lower surface of the negative electrode pressing plate, and first step notches, second step notches, third step notches and fourth step notches are respectively formed in four corners of the pressing plate protrusions.
Further, a cover plate hole is formed in the middle position of the cover plate, a cover plate convex part is fixedly arranged on the upper surface of one end of the cover plate, a convex part hole is formed in the middle position of the cover plate convex part, a first groove and a second groove are formed in the upper surface of the cover plate convex part, and the first groove and the second groove are diagonally arranged.
Further, the first groove and the second groove are cylindrical grooves.
Further, the rectangular groove, the first step corner, the second step corner, the third step corner and the fourth step corner are integrally formed through stamping.
Further, the included angle between adjacent wave sides of the first step corner, the second step corner, the third step corner and the fourth step corner is 90 degrees.
The utility model has the beneficial effects that: the method comprises the steps that a first step corner, a second step corner, a third step corner and a fourth step corner are arranged in a rectangular groove of a rectangular sheet body; the pressing plate is fixedly arranged on the lower surface of the negative electrode pressing plate, the pressing plate is arranged inside the rectangular groove, and a first step notch, a second step notch, a third step notch and a fourth step notch are respectively arranged at four corners of the pressing plate. After the negative electrode pressing plate cover is arranged above the rectangular sheet body, the step corner is in butt joint with the step notch to play a limiting role, and meanwhile, the upper surface of the negative electrode pressing plate cannot be raised, and the upper side of the negative electrode pressing plate is smooth and attractive.
Drawings
FIG. 1 is a schematic top perspective view of the present utility model;
FIG. 2 is a schematic bottom perspective view of the present utility model;
FIG. 3 is a schematic perspective view of a rectangular sheet of the present utility model;
fig. 4 is an enlarged view of fig. 1 a in accordance with the present utility model.
In the figure: 1. rectangular sheet 2, rectangular groove 3, circular through hole 4, first step corner 5, second step corner 6, third step corner 7, fourth step corner 8, convex ring 9, first convex column 10, second convex column 11, negative electrode press plate 12, cover plate 13, press plate hole 14, cover plate convex portion 15, ring groove 16, first groove 17, second groove 18, rounded corner.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, and it should be noted that all the azimuth words, such as up, down, front, back, left, right, etc., appearing in the present utility model are azimuth words made by taking fig. 1 as a reference drawing, and all the azimuth words do not limit the present utility model, but are used for more clear description and explanation of the present utility model.
Examples
As shown in fig. 1-4, the embodiment discloses a step positioning structure of a battery cover plate pressing plate, which comprises a rectangular sheet body 1, wherein a rectangular groove 2 is formed in the upper surface of the rectangular sheet body 1, a circular through hole 3 penetrating through the rectangular sheet body 1 is formed in the middle position inside the rectangular groove 2, and a first step corner 4, a second step corner 5, a third step corner 6 and a fourth step corner 7 are fixedly arranged at four corners of the rectangular groove 2 respectively; a negative electrode pressing plate 11 is arranged above the rectangular sheet body 1, and a cover plate 12 is arranged below the rectangular sheet body 1. Through the setting of first step corner 4, second step corner 5, third step corner 6 and fourth step corner 7, when rectangle lamellar body 1 is connected with the negative pole clamp plate 11 of top, can effectively carry out the joint, utilize first step corner 4, second step corner 5, third step corner 6 and fourth step corner 7 to play spacing effect. The lower surface of the rectangular sheet body 1 is fixedly provided with a convex ring 8 which is positioned on the periphery of the circular through hole 3, the lower surface of the rectangular sheet body 1 is fixedly provided with a first convex column 9 and a second convex column 10, and the first convex column 9 and the second convex column 10 are diagonally arranged.
The first step corner, the second step corner, the third step corner and the fourth step corner are arranged in the rectangular groove of the rectangular lamellar body; the pressing plate is fixedly arranged on the lower surface of the negative electrode pressing plate, the pressing plate is arranged inside the rectangular groove, and a first step notch, a second step notch, a third step notch and a fourth step notch are respectively arranged at four corners of the pressing plate. After the negative electrode pressing plate cover is arranged above the rectangular sheet body, the step corner is in butt joint with the step notch to play a limiting role, and meanwhile, the upper surface of the negative electrode pressing plate cannot be raised, and the upper side of the negative electrode pressing plate is smooth and attractive.
Examples
As shown in fig. 1-4, the embodiment discloses a step positioning structure of a battery cover plate pressing plate, which comprises a rectangular sheet body 1, wherein a rectangular groove 2 is formed in the upper surface of the rectangular sheet body 1, a circular through hole 3 penetrating through the rectangular sheet body 1 is formed in the middle position inside the rectangular groove 2, and a first step corner 4, a second step corner 5, a third step corner 6 and a fourth step corner 7 are fixedly arranged at four corners of the rectangular groove 2 respectively; a negative electrode pressing plate 11 is arranged above the rectangular sheet body 1, and a cover plate 12 is arranged below the rectangular sheet body 1. Through the setting of first step corner 4, second step corner 5, third step corner 6 and fourth step corner 7, when rectangle lamellar body 1 is connected with the negative pole clamp plate 11 of top, can effectively carry out the joint, utilize first step corner 4, second step corner 5, third step corner 6 and fourth step corner 7 to play spacing effect. The lower surface of the rectangular sheet body 1 is fixedly provided with a convex ring 8 which is positioned on the periphery of the circular through hole 3, the lower surface of the rectangular sheet body 1 is fixedly provided with a first convex column 9 and a second convex column 10, and the first convex column 9 and the second convex column 10 are diagonally arranged.
For better effect, the negative electrode pressing plate 11 is in a shape corresponding to the rectangular sheet body 1, a pressing plate hole 13 is formed in the middle of the negative electrode pressing plate 11, pressing plate protrusions used for being placed in the rectangular groove 2 are fixedly arranged on the lower surface of the negative electrode pressing plate 11, and a first step notch, a second step notch, a third step notch and a fourth step notch are respectively formed in four corners of each pressing plate protrusion. During installation, the first step notch, the second step notch, the third step notch and the fourth step notch correspond the joint with first step corner 4, second step corner 5, third step corner 6 and fourth step corner 7 respectively, because the setting of step shape, interlock connection is more stable each other, and the limiting displacement is strong, is difficult for taking place the damage.
For better effect, the middle position of the cover plate 12 is provided with a cover plate 12 hole, the upper surface of one end of the cover plate 12 is fixedly provided with a cover plate convex part 14, the middle position of the cover plate convex part 14 is provided with a convex part hole, the periphery of the upper opening of the convex part hole is provided with a ring groove 15 corresponding to the convex ring 8, the upper surface of the cover plate convex part 14 is provided with a first groove 16 and a second groove 17, and the first groove 16 and the second groove 17 are diagonally arranged.
For better effect, the first groove 16 and the second groove 17 are cylindrical grooves, and the first groove 16 and the second groove 17 are used for placing the first convex column 9 and the second convex column 10. When in use, the first convex column 9 and the second convex column 10 are respectively inserted into the first groove 16 and the second groove 17 to carry out limit fixation.
For better effect, the rectangular recess 2, the first step corner 4, the second step corner 5, the third step corner 6 and the fourth step corner 7 are integrally formed by stamping. The convex ring 8, the first convex column 9 and the second convex column 10 are integrally formed with the rectangular sheet body 1. Easy to produce, and the integrated forming process has strong integrity and long service life.
For better effect, the included angles of the adjacent wave sides of the first step corner 4, the second step corner 5, the third step corner 6 and the fourth step corner 7 are 90 degrees, so that the limiting effect is better.
The first step corner, the second step corner, the third step corner and the fourth step corner are arranged in the rectangular groove of the rectangular lamellar body; the pressing plate is fixedly arranged on the lower surface of the negative electrode pressing plate, the pressing plate is arranged inside the rectangular groove, and a first step notch, a second step notch, a third step notch and a fourth step notch are respectively arranged at four corners of the pressing plate. After the negative electrode pressing plate cover is arranged above the rectangular sheet body, the step corner is in butt joint with the step notch to play a limiting role, and meanwhile, the upper surface of the negative electrode pressing plate cannot be raised, and the upper side of the negative electrode pressing plate is smooth and attractive.
The present utility model is not limited to the above-mentioned embodiments, and any person skilled in the art, based on the technical solution of the present utility model and the concept thereof, can be replaced or changed equally within the scope of the present utility model.
Claims (6)
1. The utility model provides a battery apron clamp plate step location structure, includes rectangle lamellar body (1), its characterized in that: the upper surface of the rectangular sheet body (1) is provided with a rectangular groove (2), a round through hole (3) penetrating through the rectangular sheet body (1) is formed in the middle position inside the rectangular groove (2), and a first step corner (4), a second step corner (5), a third step corner (6) and a fourth step corner (7) are fixedly arranged at four corners of the rectangular groove (2) respectively; the negative electrode pressing plate (11) is arranged above the rectangular sheet body (1), and the cover plate (12) is arranged below the rectangular sheet body (1).
2. The battery cover plate platen step positioning structure according to claim 1, wherein: the negative electrode pressing plate (11) is of a shape corresponding to the rectangular plate body (1), a pressing plate hole (13) is formed in the middle of the negative electrode pressing plate (11), pressing plate protrusions used for being placed in the rectangular groove (2) are fixedly arranged on the lower surface of the negative electrode pressing plate (11), and first step notch, second step notch, third step notch and fourth step notch are respectively formed in four corners of each pressing plate protrusion.
3. The battery cover plate platen step positioning structure according to claim 1, wherein: the novel cover plate is characterized in that a cover plate hole is formed in the middle position of the cover plate (12), a cover plate convex part (14) is fixedly arranged on the upper surface of one end of the cover plate (12), a convex part hole is formed in the middle position of the cover plate convex part (14), a first groove (16) and a second groove (17) are formed in the upper surface of the cover plate convex part (14), and the first groove (16) and the second groove (17) are diagonally arranged.
4. The battery cover plate pressing plate step positioning structure according to claim 3, wherein: the first groove (16) and the second groove (17) are cylindrical grooves.
5. The battery cover plate platen step positioning structure according to claim 1, wherein: the rectangular groove (2), the first step corner (4), the second step corner (5), the third step corner (6) and the fourth step corner (7) are integrally formed through stamping.
6. The battery cover plate platen step positioning structure of claim 5, wherein: the included angle between adjacent wave sides of the first step corner (4), the second step corner (5), the third step corner (6) and the fourth step corner (7) is 90 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322331192.1U CN220710449U (en) | 2023-08-29 | 2023-08-29 | Battery cover plate pressing plate step positioning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322331192.1U CN220710449U (en) | 2023-08-29 | 2023-08-29 | Battery cover plate pressing plate step positioning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220710449U true CN220710449U (en) | 2024-04-02 |
Family
ID=90442696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322331192.1U Active CN220710449U (en) | 2023-08-29 | 2023-08-29 | Battery cover plate pressing plate step positioning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220710449U (en) |
-
2023
- 2023-08-29 CN CN202322331192.1U patent/CN220710449U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201478392U (en) | High-power lithium ion power battery with collecting disc | |
| CN216818476U (en) | Battery top cap subassembly and power battery | |
| CN220710449U (en) | Battery cover plate pressing plate step positioning structure | |
| CN219303799U (en) | Battery cell | |
| KR100709874B1 (en) | Prismatric type lithium secondary battery and method thereof | |
| CN213425120U (en) | Novel lithium battery shell structure and lithium battery | |
| CN214153029U (en) | Secondary battery top cap and secondary battery thereof | |
| CN114597556A (en) | Sodium ion electricity core aluminum hull apron | |
| CN109786843B (en) | High-rate needle type lithium ion battery | |
| CN221226504U (en) | Connecting piece and square lithium ion battery | |
| CN219658821U (en) | Lithium ion battery shell and lithium ion battery | |
| CN216145650U (en) | Combined lithium primary battery | |
| CN221041307U (en) | Battery cell | |
| CN221176298U (en) | Battery cell assembly, battery and electric equipment | |
| CN210723255U (en) | Lithium ion battery | |
| CN220963578U (en) | Echelon cell connection structure of echelon lithium battery | |
| CN221009068U (en) | Battery top cover, battery and power utilization device | |
| CN221176302U (en) | Battery cell assembly, battery and electric equipment | |
| CN219267687U (en) | Shaping device, electrode assembly, battery monomer, battery and electricity utilization device | |
| CN219350450U (en) | Battery cell cover plate and battery pack | |
| CN218182336U (en) | Battery top cap and battery | |
| CN219286535U (en) | Battery cover plate | |
| CN219457936U (en) | Tab bracket, battery monomer, battery and electricity utilization device | |
| CN213583964U (en) | Nickel strap for lithium ion battery cathode material | |
| CN217009346U (en) | Lithium battery structure with high utilization rate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |