CN114649614A - Pole and battery cover plate - Google Patents
Pole and battery cover plate Download PDFInfo
- Publication number
- CN114649614A CN114649614A CN202210306033.3A CN202210306033A CN114649614A CN 114649614 A CN114649614 A CN 114649614A CN 202210306033 A CN202210306033 A CN 202210306033A CN 114649614 A CN114649614 A CN 114649614A
- Authority
- CN
- China
- Prior art keywords
- hole
- pole
- cover plate
- battery cover
- connecting plate
- 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
- 238000007789 sealing Methods 0.000 claims abstract description 24
- 238000002347 injection Methods 0.000 claims description 26
- 239000007924 injection Substances 0.000 claims description 26
- 239000007788 liquid Substances 0.000 claims description 25
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 18
- 229910052782 aluminium Inorganic materials 0.000 claims description 18
- 230000001681 protective effect Effects 0.000 claims description 15
- 238000003466 welding Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000004049 embossing Methods 0.000 claims description 4
- 238000007747 plating Methods 0.000 claims description 4
- 238000005530 etching Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 abstract description 10
- 239000011810 insulating material Substances 0.000 abstract description 3
- 239000000243 solution Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000004519 manufacturing process Methods 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
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Images
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
- H01M50/183—Sealing members
- H01M50/186—Sealing members characterised by the disposition of the sealing members
- H01M50/188—Sealing members characterised by the disposition of the sealing members the sealing members being arranged between the lid and terminal
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Gas Exhaust Devices For Batteries (AREA)
Abstract
The invention provides a pole and a battery cover plate, and relates to the technical field of new energy, wherein the pole comprises a pole main body, the pole main body comprises an outer connecting plate, a connecting column and an inner connecting plate, the outer connecting plate is arranged at the upper end of the connecting column, and the inner connecting plate is arranged at the lower end of the connecting column; the outer connecting plate with form the centre gripping groove between the inner connecting plate, just the centre gripping groove sets up along the circumference of spliced pole. The outer connecting plate and the inner connecting plate of the pole form a clamping groove, when the battery cover plate main body is subjected to injection molding, the pole is placed into the injection molding cavity, so that the pole and the battery cover plate main body are firmly fixed together, and the pole and the battery cover plate main body cannot be separated; the battery cover plate main body is made of an insulating material by injection molding; compare prior art like this, the sealing washer etc. can be saved to the battery apron main part, has reduced the cost of whole battery apron, has improved market competition.
Description
Technical Field
The invention relates to the technical field of new energy, in particular to a pole and a battery cover plate.
Background
With the development of electric vehicles and the promotion of policies, the demand of the market for batteries is increasing. In recent years, each battery factory continuously expands the production, meets the market demand and occupies the market. The power battery occupies most of the cost of the electric automobile, and with the increase of the demand, the cost of the battery is more and more emphasized by enterprises, and the cost reduction is continuously carried out.
The battery cover plate generally comprises a battery cover plate main body, wherein the battery cover plate main body is provided with an upper plastic, a lower plastic, a pole column, a riveting block and the like, the structure is relatively complex, and the cost is higher.
Disclosure of Invention
The invention aims to provide a pole and a battery cover plate so as to solve the technical problems of high cost and low competitiveness of the battery cover plate.
The invention provides a pole, which comprises a pole main body, wherein the pole main body comprises an outer connecting plate, a connecting column and an inner connecting plate, the outer connecting plate is arranged at the upper end of the connecting column, and the inner connecting plate is arranged at the lower end of the connecting column;
the outer connecting plate with form the centre gripping groove between the inner connecting plate, just the centre gripping groove is followed the circumference setting of spliced pole.
In an optional embodiment, the pole body is provided with anti-slip lines.
In an alternative embodiment, the anti-slip pattern on the pole body is formed by one of liquid corrosion, plating, embossing and knurling.
In an optional embodiment, the post body is provided with a liquid injection hole penetrating through the post body.
In an alternative embodiment, the liquid injection hole comprises a first-step hole, a second-step hole and a third-step hole which are arranged in sequence from top to bottom, and the diameters of the first-step hole, the second-step hole and the third-step hole become smaller in sequence.
In an optional embodiment, a sealing aluminum nail is arranged in the liquid injection hole, the sealing aluminum nail comprises a welding portion and a sealing portion arranged at the lower end of the welding portion, the welding portion is arranged in the second-order hole, and the sealing portion is arranged in the third-order hole.
In an optional embodiment, the post body is provided with an explosion-proof hole penetrating through the post body, and the explosion-proof hole is provided with an explosion-proof valve and a protective film.
In an optional embodiment, the explosion-proof hole comprises a first section of hole, a second section of hole and a third section of hole which are sequentially arranged from top to bottom, the diameters of the first section of hole, the second section of hole and the third section of hole are sequentially reduced, the explosion-proof valve is arranged in the second section of hole, the protective film is arranged in the first section of hole, and the protective film does not protrude out of the first section of hole.
In an optional embodiment, the pole body is made of aluminum or copper.
The outer connecting plate and the inner connecting plate of the pole form a clamping groove, when the battery cover plate main body is subjected to injection molding, the pole is placed into the injection molding cavity, so that the pole and the battery cover plate main body are firmly fixed together, and the pole and the battery cover plate main body cannot be separated; the battery cover plate main body is made of an insulating material by injection molding; compare prior art like this, the sealing washer etc. can be saved to the battery apron main part, has reduced the cost of whole battery apron, has improved market competition.
The invention provides a battery cover plate, which comprises a battery cover plate main body and two poles in the embodiment;
the battery cover plate main body is provided with two fixing holes, each fixing hole is internally provided with one pole, and the fixing holes sequentially comprise a first connecting hole, a second connecting hole and a third connecting hole from top to bottom; the outer connecting plate of the pole is arranged in the first connecting hole, the connecting column is arranged in the second connecting hole, and the inner connecting plate is arranged in the third connecting hole.
In an alternative embodiment, the battery cover plate body is an injection molded cover plate.
In an optional embodiment, an explosion-proof valve is arranged on one pole, and a liquid injection hole is arranged on the other pole.
In an optional embodiment, an explosion-proof valve is arranged on one pole, and a liquid injection hole is arranged on the battery cover plate main body;
or, the pole is provided with a liquid injection hole, and the battery cover plate main body is provided with an explosion-proof valve.
In an alternative embodiment, the lower surface of the battery cover plate main body is provided with at least one convex hull, and the convex hull is located between the two poles.
The invention also provides a battery cover plate which adopts the pole, so that all the beneficial effects of the pole are achieved.
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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a pole provided in an embodiment of the present invention;
fig. 2 is another structural schematic view of the pole shown in fig. 1;
FIG. 3 is a schematic view of another structure of the pole shown in FIG. 1;
fig. 4 is a schematic structural diagram of a battery cover plate according to an embodiment of the present invention;
FIG. 5 is a schematic longitudinal sectional view of the battery cover shown in FIG. 4;
fig. 6 is a partially enlarged view a of a structural schematic diagram of a longitudinal section of the battery cover plate shown in fig. 5;
fig. 7 is a partially enlarged view B of a structural schematic diagram of a longitudinal section of the battery cover plate shown in fig. 5;
FIG. 8 is another schematic structural view of the battery cover plate shown in FIG. 4;
FIG. 9 is a schematic view of another embodiment of the cover plate of the battery shown in FIG. 4;
fig. 10 is a schematic structural view of a fixing hole of the battery cover plate shown in fig. 4.
Icon: 100-pole body; 101-an outer connecting plate; 102-a connecting column; 103-an internal connection plate; 200-liquid injection hole; 201-first order hole; 202-a secondary hole; 203-third order hole; 300-explosion-proof hole; 301-a section of hole; 302-two sections of holes; 303-three sections of holes; 400-a battery cover plate body; 500-convex hull; 600-protective film; 700-sealing aluminum nails; 701-welding part; 702-a seal; 800-explosion-proof valve; 900-fixing holes; 901-first connection hole; 902-second connection hole; 903-third connecting hole.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a pole, including a pole body 100, where the pole body 100 includes an outer connecting plate 101, a connecting column 102, and an inner connecting plate 103, the outer connecting plate 101 is disposed at the upper end of the connecting column 102, and the inner connecting plate 103 is disposed at the lower end of the connecting column 102;
a clamping groove is formed between the outer connecting plate 101 and the inner connecting plate 103, and the clamping groove is arranged along the circumferential direction of the connecting column 102.
In some embodiments, the post body 100 of the post comprises an outer connecting plate 101, a connecting post 102 and an inner connecting plate 103, when the post is injection-molded together with the battery cover plate, part of the battery cover plate is located in the clamping groove, and the post is not easily separated from the battery cover plate; the orthographic projections of the outer connecting plate 101 and the inner connecting plate 103 can cover the connecting column 102, and generally the orthographic projection of the outer connecting plate 101 is smaller than that of the inner connecting plate 103; in order to prevent the pole from rotating relative to the battery cover plate; the outer and inner connecting plates 101 and 103 are generally non-circular, and the connecting column 102 may be circular, square, or oval.
Because the battery cover plate is formed by injection molding, the battery cover plate is insulated, and the pole and the battery cover plate can be directly fixed together in the injection molding process.
In an alternative embodiment, the post body 100 is provided with anti-slip threads.
In an alternative embodiment, the anti-slip pattern on the post body 100 is formed by one of liquid etching, plating, embossing and knurling.
In order to prevent the pole and the battery cover plate from sliding relatively, the pole body 100 is provided with anti-slip patterns, and the anti-slip patterns increase the surface roughness of the pole body 100, so that the contact area and the friction force between the battery cover plate and the pole are effectively increased.
The anti-slip pattern on the post body 100 may be treated by liquid etching, plating, embossing, knurling, etc., so as to form the anti-slip pattern on the post body 100.
In an alternative embodiment, the post body 100 is provided with a liquid injection hole 200 penetrating through the post body 100.
Referring to fig. 2, in an alternative embodiment, the liquid injection hole 200 includes a first-step hole 201, a second-step hole 202 and a third-step hole 203 which are arranged in sequence from top to bottom, and the diameters of the first-step hole 201, the second-step hole 202 and the third-step hole 203 become smaller in sequence.
In an alternative embodiment, a sealing aluminum nail 700 is arranged in the pour hole 200, the sealing aluminum nail 700 comprises a welding part 701 and a sealing part 702 arranged at the lower end of the welding part 701, the welding part 701 is arranged in the secondary hole 202, and the sealing part 702 is arranged in the tertiary hole 203.
In some embodiments, the post body 100 is provided with a pour hole 200, and the pour hole 200 can be sealed in a conventional manner, such as steel ball sealing and sealing an aluminum nail 700; in order to avoid external busbar welding, the steel ball and the sealing aluminum nail 700 are generally lower than the surface of the external connecting plate 101 of the pole body 100, so that the external busbar welding is prevented from being influenced by protrusion; when the pole body 100 is connected with the connecting sheet, the connecting sheet needs to be opened to avoid the liquid injection hole 200, so that the connecting sheet is prevented from blocking the injection of the electrolyte.
Referring to FIG. 6, the pour hole 200 includes a first-order hole 201, a second-order hole 202, and a third-order hole 203, the first-order hole 201, the second-order hole 202, and the third-order hole 203 are sequentially communicated, the sealing portion 702 of the sealing aluminum nail 700 can be inserted into the third-order hole 203, and the welding portion 701 can be inserted into the second-order hole, so that the sealing aluminum nail 700 seals the pour hole 200; the upper end of the sealing aluminum nail 700 is lower than the surface of the outer connecting plate 101, so that the sealing aluminum nail 700 is prevented from protruding out of the outer connecting plate 101 to influence the welding of an external busbar.
In an alternative embodiment, the post body 100 is provided with an explosion-proof hole 300 penetrating through the post body 100, and the explosion-proof hole 300 is provided with an explosion-proof valve 800 and a protective film 600.
Referring to fig. 3, in an alternative embodiment, the explosion-proof hole 300 includes a first section hole 301, a second section hole 302 and a third section hole 303 which are sequentially arranged from top to bottom, and diameters of the first section hole 301, the second section hole 302 and the third section hole 303 are sequentially reduced, the explosion-proof valve 800 is arranged in the second section hole 302, the protective film 600 is arranged in the first section hole 301, and the protective film 600 does not protrude from the first section hole 301.
In an alternative embodiment, the material of the pole body 100 is aluminum or copper.
Referring to fig. 7, in some embodiments, the post body 100 is provided with an explosion-proof hole 300, the explosion-proof valve 800 and the protective film 600 are disposed in the explosion-proof hole 300, the explosion-proof hole 300 generally includes a first-stage hole 301, a second-stage hole 302 and a third-stage hole 303 which decrease from the river, the explosion-proof valve 800 is disposed in the second-stage hole 302, and the protective film 600 is disposed in the first-stage hole 301; the thickness of the protective film 600 is smaller than the depth of the one-segment hole 301, that is, when the protective film 600 is disposed in the one-segment hole 301, the protective film 600 does not protrude from the one-segment hole 301, that is, the surface of the outer connecting plate 101 of the pole body 100 does not have a protrusion formed by the protective film 600.
The connection piece inside outside bus bar and the battery is all trompil and is kept away empty explosion-proof hole 300, prevents that explosion-proof hole 300 from blockking up the influence pressure release.
The post is divided into an anode post and a cathode post, the anode post is generally made of aluminum, and the cathode post is made of aluminum or copper.
The outer connecting plate 101 and the inner connecting plate 103 of the pole form a clamping groove, when the battery cover plate main body 400 is subjected to injection molding, the pole is placed into an injection molding cavity, so that the pole and the battery cover plate main body 400 are firmly fixed together, and the pole and the battery cover plate main body 400 cannot be separated; and because the battery cover plate main body 400 is injection molded, the battery cover plate main body 400 is made of an insulating material; compared with the prior art, the battery cover plate main body 400 can omit a sealing ring and the like, reduce the cost of the whole battery cover plate and improve the market competitiveness.
Referring to fig. 4 to 10, the present invention provides a battery cover plate, which includes a battery cover plate main body 400 and two poles described in the foregoing embodiments;
the battery cover plate main body 400 is provided with two fixing holes 900, each fixing hole 900 is internally provided with one pole, and each fixing hole 900 sequentially comprises a first connecting hole 901, a second connecting hole 902 and a third connecting hole 903 from top to bottom; the outer connecting plate 101 of the pole is disposed in the first connecting hole 901, the connecting post 102 is disposed in the second connecting hole 902, and the inner connecting plate 103 is disposed in the third connecting hole 903.
Outer joint plate 101 sets up in first connecting hole 901, inner joint plate 103 sets up in third connecting hole 903, and first connecting hole 901 and second connecting hole 902 are non-circular, outer joint plate 101 and inner joint plate 103 can firmly be fixed respectively in first connecting hole 901 and third connecting hole 903 like this, and the upper surface of outer joint plate 101 protrusion and first connecting hole 901, the lower surface protrusion and third connecting hole 903 of inner joint plate 103, made things convenient for outer joint plate 101 to be connected with outside Busbar like this, inner joint plate 103 is connected with the connection piece.
Generally, at least one surface of the outer connecting plate 101 facing the inner connecting plate 103 is provided with anti-slip threads, and the surface of the inner connecting plate 103 facing the outer connecting plate 101 increases the contact area and the friction force between the post main body 100 and the battery cover plate main body 400, so that the post main body 100 is not easy to slide relative to the battery cover plate main body 400.
In an alternative embodiment, the battery cover plate body 400 is an injection molded cover plate.
In an alternative embodiment, an explosion-proof valve 800 is arranged on one of the poles, and a liquid injection hole 200 is arranged on the other pole.
In an alternative embodiment, an explosion-proof valve 800 is arranged on one pole, and a liquid injection hole 200 is arranged on the battery cover plate main body 400;
or, the pole is provided with a liquid injection hole 200, and the battery cover plate main body 400 is provided with an explosion-proof valve 800.
In an alternative embodiment, the lower surface of the battery cover plate body 400 is provided with at least one convex hull 500, and the convex hull 500 is located between two poles.
In some embodiments, the battery cover plate has two poles, one is a positive pole and one is a negative pole, referring to fig. 4 and 5, a liquid injection hole 200 is formed on the positive pole, an explosion-proof valve 800 is formed on the negative pole, and it is also possible to adopt a method in which the liquid injection hole 200 is formed on the negative pole, and the explosion-proof valve 800 is formed on the positive pole;
alternatively, referring to fig. 9, the positive electrode post or the negative electrode post is provided with the liquid inlet 200, the battery cover body 400 is provided with the explosion-proof valve 800, and referring to fig. 8, the positive electrode post or the negative electrode post is provided with the explosion-proof valve 800, and the battery cover body 400 may be provided with the liquid inlet 200.
The convex hulls 500 are arranged on the lower surface of the battery cover plate main body 400, generally, the convex hulls 500 are respectively arranged at two ends of the lower surface of the battery cover plate main body 400, and the convex hulls 500 are used for supporting the bare cells and preventing the bare cells from moving; be provided with convex closure 500 between two utmost point posts of battery apron main part 400, this convex closure 500 effectively makes two connection pieces of being connected with utmost point post form physical isolation, and this convex closure 500 is same material with battery apron main part 400, generally is plastics and insulating, and convex closure 500 is located between two connection pieces promptly, and two connection piece contacts of effectual avoiding are even the utmost point ear that anodal utmost point post is connected has carried out physical isolation with the utmost point ear that negative pole post is connected.
The invention also provides a battery cover plate which adopts the pole, so that all beneficial effects of the pole are achieved.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (14)
1. The pole is characterized by comprising a pole body (100), wherein the pole body (100) comprises an outer connecting plate (101), a connecting column (102) and an inner connecting plate (103), the outer connecting plate (101) is arranged at the upper end of the connecting column (102), and the inner connecting plate (103) is arranged at the lower end of the connecting column (102);
a clamping groove is formed between the outer connecting plate (101) and the inner connecting plate (103), and the clamping groove is arranged along the circumferential direction of the connecting column (102).
2. The pole according to claim 1, characterized in that the pole body (100) is provided with anti-slip threads.
3. The pole post according to claim 2, characterized in that the anti-slip pattern on the pole post body (100) is formed by one of liquid etching, plating, embossing and knurling.
4. The pole according to claim 1, characterized in that the pole body (100) is provided with an injection hole (200) penetrating the pole body (100).
5. The post according to claim 4, characterized in that the liquid injection hole (200) comprises a first-order hole (201), a second-order hole (202) and a third-order hole (203) which are arranged from top to bottom in sequence, and the diameters of the first-order hole (201), the second-order hole (202) and the third-order hole (203) become smaller in sequence.
6. The post according to claim 5, characterized in that a sealing aluminum nail (700) is arranged in the injection hole (200), the sealing aluminum nail (700) comprises a welding part (701) and a sealing part (702) arranged at the lower end of the welding part (701), the welding part (701) is arranged in the second-stage hole (202), and the sealing part (702) is arranged in the third-stage hole (203).
7. The pole post according to claim 1, characterized in that the pole post body (100) is provided with an explosion-proof hole (300) penetrating the pole post body (100), and the explosion-proof hole (300) is provided with an explosion-proof valve (800) and a protective film (600).
8. The pole according to claim 7, wherein the explosion-proof hole (300) comprises a first section of hole (301), a second section of hole (302) and a third section of hole (303) which are arranged from top to bottom in sequence, the diameters of the first section of hole (301), the second section of hole (302) and the third section of hole (303) are reduced in sequence, the explosion-proof valve (800) is arranged in the second section of hole (302), the protective film (600) is arranged in the first section of hole (301), and the protective film (600) does not protrude out of the first section of hole (301).
9. The pole according to claim 7, characterized in that the material of the pole body (100) is aluminum or copper.
10. A battery cover plate, characterized by comprising a battery cover plate body (400) and two poles according to claim 1;
two fixing holes (900) are formed in the battery cover plate main body (400), one pole is arranged in each fixing hole (900), and the fixing holes (900) sequentially comprise a first connecting hole (901), a second connecting hole (902) and a third connecting hole (903) from top to bottom; the external connecting plate (101) of the pole is arranged in the first connecting hole (901), the connecting column (102) is arranged in the second connecting hole (902), and the internal connecting plate (103) is arranged in the third connecting hole (903).
11. The battery cover plate according to claim 10, wherein the battery cover plate body (400) is an injection molded cover plate.
12. The battery cover plate according to claim 10, wherein one of the poles is provided with an explosion-proof valve (800), and the other pole is provided with a liquid injection hole (200).
13. The battery cover plate according to claim 10, wherein an explosion-proof valve (800) is provided on one of the poles, and a liquid injection hole (200) is provided on the battery cover plate main body (400);
or, a liquid injection hole (200) is formed in the pole, and an explosion-proof valve (800) is arranged on the battery cover plate main body (400).
14. The battery cover plate according to claim 10, wherein the lower surface of the battery cover plate body (400) is provided with at least one convex hull (500), and the convex hull (500) is located between two poles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210306033.3A CN114649614A (en) | 2022-03-25 | 2022-03-25 | Pole and battery cover plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210306033.3A CN114649614A (en) | 2022-03-25 | 2022-03-25 | Pole and battery cover plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114649614A true CN114649614A (en) | 2022-06-21 |
Family
ID=81995695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210306033.3A Pending CN114649614A (en) | 2022-03-25 | 2022-03-25 | Pole and battery cover plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114649614A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115458710A (en) * | 2022-09-28 | 2022-12-09 | 广州鹏辉能源科技股份有限公司 | Pole piece manufacturing method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000348698A (en) * | 1999-06-07 | 2000-12-15 | Shin Kobe Electric Mach Co Ltd | Manufacture of lid for sealed lead acid battery, and sealed lead acid battery using the lid |
| CN208674254U (en) * | 2018-08-08 | 2019-03-29 | 桑德集团有限公司 | A kind of pole with blast resistance construction and the battery cap using it |
| CN110323367A (en) * | 2019-07-04 | 2019-10-11 | 湖北金泉新材料有限责任公司 | Top cover, the assembly method of top cover and battery |
| CN212967854U (en) * | 2020-10-13 | 2021-04-13 | 厦门海辰新能源科技有限公司 | Top cover structure of lithium battery |
| CN212967855U (en) * | 2020-10-13 | 2021-04-13 | 厦门海辰新能源科技有限公司 | Secondary cell's continuous type utmost point post assembly structure |
| CN213636228U (en) * | 2020-10-30 | 2021-07-06 | 厦门海辰新能源科技有限公司 | Utmost point post, top cap subassembly and battery |
| CN216980817U (en) * | 2022-03-11 | 2022-07-15 | 珠海鹏辉能源有限公司 | Pole and battery cover plate |
-
2022
- 2022-03-25 CN CN202210306033.3A patent/CN114649614A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000348698A (en) * | 1999-06-07 | 2000-12-15 | Shin Kobe Electric Mach Co Ltd | Manufacture of lid for sealed lead acid battery, and sealed lead acid battery using the lid |
| CN208674254U (en) * | 2018-08-08 | 2019-03-29 | 桑德集团有限公司 | A kind of pole with blast resistance construction and the battery cap using it |
| CN110323367A (en) * | 2019-07-04 | 2019-10-11 | 湖北金泉新材料有限责任公司 | Top cover, the assembly method of top cover and battery |
| CN212967854U (en) * | 2020-10-13 | 2021-04-13 | 厦门海辰新能源科技有限公司 | Top cover structure of lithium battery |
| CN212967855U (en) * | 2020-10-13 | 2021-04-13 | 厦门海辰新能源科技有限公司 | Secondary cell's continuous type utmost point post assembly structure |
| CN213636228U (en) * | 2020-10-30 | 2021-07-06 | 厦门海辰新能源科技有限公司 | Utmost point post, top cap subassembly and battery |
| CN216980817U (en) * | 2022-03-11 | 2022-07-15 | 珠海鹏辉能源有限公司 | Pole and battery cover plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115458710A (en) * | 2022-09-28 | 2022-12-09 | 广州鹏辉能源科技股份有限公司 | Pole piece manufacturing method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2020063584A1 (en) | Top cover assembly, manufacturing method for same, top cover manufacturing method, and battery cell | |
| CN207052638U (en) | A kind of electrokinetic cell top cover | |
| CN211455733U (en) | Lithium ion battery top cover and lithium ion battery | |
| CN211017132U (en) | Structure for encapsulating battery pole and battery top cover | |
| CN214411343U (en) | Battery top cap structure and battery | |
| CN114649614A (en) | Pole and battery cover plate | |
| CN111403637A (en) | Shell structure and battery | |
| CN210006771U (en) | kinds of power battery top cover and power battery | |
| CN114447413B (en) | Battery cover plate and battery | |
| CN216980817U (en) | Pole and battery cover plate | |
| CN218827486U (en) | Secondary battery cover plate assembly | |
| CN110828720A (en) | Battery cover plate | |
| CN216389540U (en) | Lithium ion battery cover plate structure with anti-rotation pole | |
| CN216085075U (en) | Battery cover plate and lithium ion battery | |
| CN115347290A (en) | Battery top cover and manufacturing method thereof | |
| CN201877491U (en) | Novel high-capacity lithium ion battery | |
| CN216054918U (en) | Battery cover plate assembly and battery | |
| CN215451575U (en) | Rechargeable lithium battery | |
| CN209896112U (en) | Square lithium battery top cover structure | |
| CN209912932U (en) | Electricity core support embedding piece mounting structure | |
| JP2004228013A (en) | Lid for control valve type lead-acid storage battery | |
| CN218385451U (en) | Cover plate assembly and lithium ion battery | |
| CN201616468U (en) | Wiring post on cover plate of storage battery | |
| CN220544060U (en) | Lithium battery cover plate with PPS rubber coating injection molding | |
| CN219696564U (en) | Lithium ion battery cover plate structure with rotation-preventing polar column |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |