CN216648398U - Pole structure and battery - Google Patents
Pole structure and battery Download PDFInfo
- Publication number
- CN216648398U CN216648398U CN202123195674.6U CN202123195674U CN216648398U CN 216648398 U CN216648398 U CN 216648398U CN 202123195674 U CN202123195674 U CN 202123195674U CN 216648398 U CN216648398 U CN 216648398U
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- pole
- frame
- hole
- utmost point
- sealing ring
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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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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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Abstract
The embodiment of the utility model provides a pole structure and a battery, and relates to the technical field of lithium batteries. The pole structure comprises an adapter plate, a pole, a frame and a sealing ring, the sealing ring is provided with a connecting hole, a through hole is formed in the frame, a connecting column is arranged on the pole, the connecting column sequentially penetrates through the connecting hole and the through hole to be connected with the adapter plate, and the sealing ring is in interference fit with the frame. Before welding utmost point post and keysets, pass the connecting hole earlier with the spliced pole, pass the through-hole on the frame again after be connected with the keysets, the sealing washer sets up between utmost point post and frame, sealing washer and frame interference fit can be at utmost point post and keysets welded in-process, avoid laser to beat on the sealing washer, reduce the explosion point, improve the connection effect between keysets and the utmost point post, can improve the leakproofness of utmost point post through sealing washer and frame interference fit, improve the yield of whole utmost point post structure.
Description
Technical Field
The utility model relates to the technical field of lithium batteries, in particular to a pole structure and a battery.
Background
In the battery manufacture process, the post structure plays an important role, the post structure is mainly characterized in that a post is installed on the adapter plate through a frame, connection faults easily occur in the process of connecting the post and the adapter plate, the yield of the whole post structure is low, and the qualification rate of the post structure is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pole structure and a battery, which can improve the yield of the whole pole structure.
The embodiment of the utility model is realized by the following steps:
in a first aspect, an embodiment of the present invention provides a pole structure, where the pole structure includes an adapter plate, a pole, a frame, and a sealing ring, where the sealing ring has a connecting hole, the frame is provided with a through hole, the pole is provided with a connecting post, the connecting post sequentially passes through the connecting hole and the through hole to be connected with the adapter plate, and the sealing ring is in interference fit with the frame.
In an optional embodiment of the present invention, the seal ring includes a mounting plate and a mounting portion, the mounting portion is convexly disposed on the mounting plate, the connection hole is disposed on the mounting portion, and the mounting portion is in interference fit with the frame.
In an optional embodiment of the present invention, the sealing ring further includes a connecting portion, the connecting portion is disposed on a side of the frame away from the mounting portion, the connecting hole penetrates through the connecting portion, and the connecting portion is in contact with the connecting column.
In an alternative embodiment of the utility model, the length of the mounting portion is less than the depth of the through hole.
In an optional embodiment of the present invention, the mounting portion and the connecting portion are both circular, and a diameter of the mounting portion is smaller than a diameter of the connecting portion.
In an alternative embodiment of the utility model, the sealing ring is a flexible sealing ring.
In an optional embodiment of the present invention, the pole post structure further includes a first fixing member, and the first fixing member is disposed between the pole post and the sealing ring.
In an optional embodiment of the present invention, the pole structure further includes a second fixing member, and the second fixing member is disposed between the frame and the interposer.
In an alternative embodiment of the utility model, the connecting column is welded to the adapter plate.
In a second aspect, an embodiment of the present invention provides a battery, where the battery includes the electrode post structure provided in the first aspect.
The embodiment of the utility model has the beneficial effects that: the pole structure comprises an adapter plate, a pole, a frame and a sealing ring, the sealing ring is provided with a connecting hole, a through hole is formed in the frame, a connecting column is arranged on the pole, the connecting column sequentially penetrates through the connecting hole and the through hole to be connected with the adapter plate, and the sealing ring is in interference fit with the frame.
In the embodiment of the utility model, the pole is generally welded when being connected with the adapter plate, and laser is easy to strike the sealing ring in the welding process, so that an explosion point is caused, the yield of the whole pole structure is reduced, and meanwhile, the sealing performance of the pole structure is also reduced. Before welding utmost point post and keysets, pass the connecting hole earlier with the spliced pole, pass the through-hole on the frame again after be connected with the keysets, the sealing washer sets up between utmost point post and frame, sealing washer and frame interference fit can be at utmost point post and keysets welded in-process, avoid laser to beat on the sealing washer, reduce the explosion point, improve the connection effect between keysets and the utmost point post, can improve the leakproofness of utmost point post through sealing washer and frame interference fit, improve the yield of whole utmost point post structure.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is an exploded view of a pole structure according to a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a sealing ring with a pole structure according to a first embodiment of the present invention.
The diagram is a 100-pole structure; 110-an interposer; 112-a via hole; 120-pole; 130-a frame; 132-a via; 140-a sealing ring; 142-a connection hole; 144-a mounting plate; 146-a mounting portion; 148-a connecting portion; 150-connecting column; 160-a first fixture; 162-a first fixation hole; 170-a second fixture; 172-second fixing hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
First embodiment
Referring to fig. 1 and fig. 2, the present embodiment provides a post structure 100, and the post structure 100 provided in the present embodiment can improve the yield of the whole post structure 100.
In the battery manufacturing process, utmost point post structure 100 plays very important effect, and utmost point post structure 100 mainly is installed utmost point post 120 on keysets 110 through frame 130, at the in-process of connecting utmost point post 120 with keysets 110, appears connecting failure easily, and the yield that leads to whole utmost point post structure 100 is lower, influences utmost point post structure 100's qualification rate. The pole structure 100 provided by the embodiment can improve the above problem, and can reduce the possibility that laser strikes the sealing ring 140 in the welding process, thereby improving the yield of the whole pole structure 100.
In this embodiment, the pole column structure 100 includes an adapter plate 110, a pole column 120, a frame 130 and a sealing ring 140, the sealing ring 140 has a connecting hole 142, the frame 130 is provided with a through hole 132, the pole column 120 is provided with a connecting column 150, the connecting column 150 sequentially passes through the connecting hole 142 and the through hole 132 to be connected with the adapter plate 110, and the sealing ring 140 is in interference fit with the frame 130.
In this embodiment, the pole 120 is generally welded when being connected to the interposer 110, and the laser is easily applied to the sealing ring 140 during the welding process, resulting in an explosion point, which reduces the yield of the whole pole structure 100 and also reduces the sealability of the pole structure 100. Before welding utmost point post 120 and keysets 110, earlier pass spliced pole 150 through connecting hole 142, pass through the through-hole 132 on the frame 130 afterwards and be connected with keysets 110, sealing washer 140 sets up between utmost point post 120 and frame 130, sealing washer 140 and frame 130 interference fit, can be at utmost point post 120 and keysets 110 welded in-process, avoid laser to hit on sealing washer 140, reduce the explosion point, improve the connection effect between keysets 110 and utmost point post 120, can improve utmost point post 120's leakproofness through sealing washer 140 and frame 130 interference fit, improve whole utmost point post structure 100's yield.
In this embodiment, the sealing ring 140 includes a mounting plate 144 and a mounting portion 146, the mounting portion 146 is disposed on the mounting plate 144 in a protruding manner, the connection hole 142 is disposed on the mounting portion 146, and the mounting portion 146 is in interference fit with the frame 130.
In this embodiment, a portion of the mounting portion 146 is mounted in the through hole 132, and after the connection post 150 passes through the through hole, a force is applied to the pole 120 from a side of the pole 120 away from the sealing ring 140, so that the pole 120 presses the sealing ring 140, the mounting portion 146 is pressed into the through hole 132, and the mounting portion 146 and the through hole 132 are in interference fit. The installation part 146 and the through hole 132 are in interference fit, so that the possibility that laser strikes the sealing ring 140 in the welding process can be reduced, explosion points are reduced, and the qualification rate of the whole pole column structure 100 is improved.
In this embodiment, the length of the mounting portion 146 is smaller than the depth of the through hole 132, when the mounting portion 146 is mounted in the through hole 132, the whole mounting portion 146 is completely accommodated in the through hole 132, the mounting portion 146 is prevented from extending out of the through hole 132, the laser is applied to the mounting portion 146 of the sealing ring 140 in the fixing process of the connecting column 150 and the adapter plate 110, the explosion point is reduced, and the yield of the pole structure 100 is improved.
In this embodiment, the sealing ring 140 further includes a connecting portion 148, the connecting portion 148 is disposed on a side of the frame 130 away from the mounting portion 146, the connecting hole 142 penetrates the connecting portion 148, and the connecting portion 148 contacts the connecting column 150.
In this embodiment, the connecting portion 148 is disposed on a side of the frame 130 away from the mounting portion 146, that is, the connecting hole 142 is connected to the terminal 120, the connecting column 150 passes through the connecting hole 142, and one end of the connecting column 150 close to the terminal 120 abuts against the terminal 120, so as to seal the terminal 120 and the frame 130.
In the present embodiment, the length of the mounting portion 146 is smaller than the length of the connecting portion 148.
Wherein, the length setting of connecting portion 148 is relatively longer, and the length setting of installation portion 146 is relatively shorter, and at the in-process of the sealed utmost point post 120 of sealing washer 140 with frame 130, longer connecting portion 148 warp under the extrusion of utmost point post 120, can improve the sealed effect between utmost point post 120 and frame 130. The shorter mounting portion 146 extends into the through hole 132, so that the mounting portion 146 can be prevented from extending out of the through hole 132, the possibility of laser hitting the mounting portion 146 is reduced, and the yield of the whole pole post structure 100 is improved.
In the present embodiment, the mounting portion 146 and the connecting portion 148 are both circular, and the diameter of the mounting portion 146 is smaller than the diameter of the connecting portion 148.
In the present embodiment, since a portion of the mounting portion 146 needs to protrude into the through-hole 132, the diameter of the mounting portion 146 needs to be set relatively small. The diameter of the mounting portion 146 is smaller than the aperture of the through-hole 132, and the diameter of the connecting portion 148 is larger than the aperture of the through-hole 132.
In the present embodiment, the mounting portion 146 is circular, but is not limited thereto, and in other embodiments of the present invention, the mounting portion 146 may have other shapes such as a rectangle and a triangle, and the same solution as the present embodiment can achieve the effects of the present embodiment, and all of them are within the protection scope of the present invention.
In the present embodiment, the connecting portion 148 is circular, but the utility model is not limited thereto, and in other embodiments of the utility model, the connecting portion 148 may be rectangular, triangular, and other shapes.
In this embodiment, the sealing ring 140 is a flexible sealing ring 140. Between the installation frame 130 and the terminal post 120, in the process of matching the terminal post 120 and the frame 130, the sealing ring 140 can be extruded and deformed, so that the gap between the frame 130 and the terminal post 120 is reduced, and the sealing effect is achieved.
In this embodiment, the pole post structure 100 further includes a first fixing member 160, and the first fixing member 160 is disposed between the pole post 120 and the sealing ring 140.
The first fixing member 160 is a plastic member, the first fixing member 160 is disposed between the post 120 and the sealing ring 140, and certainly, in order to enable the connection column 150 to be connected to the adapter plate 110, the first fixing member 160 is provided with a first fixing hole 162, and the connection column 150 passes through the first fixing hole 162 and then passes through the connection hole 142 of the sealing ring 140.
In this embodiment, the pole post structure 100 further includes a second fixing member 170, and the second fixing member 170 is disposed between the frame 130 and the interposer 110.
The second fixing member 170 is a plastic member, the second fixing member 170 is disposed between the adapter plate 110 and the frame 130, and certainly, in order to enable the connection column 150 to be connected to the adapter plate 110, the second fixing member 170 is provided with a second fixing hole 172, and the connection column 150 passes through the through hole 132 and then passes through the second fixing hole 172 to be connected to the adapter plate 110.
In the present embodiment, the connecting column 150 is welded to the interposer 110. The adapter plate 110 is provided with an adapter hole 112, and the connection post 150 is disposed in the adapter hole 112 and welded to the adapter plate 110.
In summary, in the pole structure 100 provided in this embodiment, before the pole 120 and the interposer 110 are welded, the connection post 150 firstly passes through the connection hole 142, and then passes through the through hole 132 on the frame 130 and then is connected to the interposer 110, the sealing ring 140 is disposed between the pole 120 and the frame 130, the sealing ring 140 is in interference fit with the frame 130, in the process of welding the pole 120 and the interposer 110, laser is prevented from striking the sealing ring 140, explosion points are reduced, the connection effect between the interposer 110 and the pole 120 is improved, the sealing performance of the pole 120 can be improved through the interference fit between the sealing ring 140 and the frame 130, and the yield of the whole pole structure 100 is improved.
Second embodiment
The present embodiment provides a battery capable of improving the yield of the entire post structure 100.
For the sake of brief description, where this embodiment is not mentioned, reference may be made to the first embodiment.
In this embodiment, the battery includes the pole structure 100 provided in the first embodiment.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a utmost point post structure, its characterized in that, utmost point post structure includes keysets, utmost point post, frame and sealing washer, the sealing washer has the connecting hole, be provided with the through-hole on the frame, be provided with the spliced pole on the utmost point post, the spliced pole passes in proper order the connecting hole reaches the through-hole with the keysets is connected, the sealing washer with frame interference fit.
2. The pole structure of claim 1, wherein the sealing ring comprises a mounting plate and a mounting portion, the mounting portion is convexly arranged on the mounting plate, the connecting hole is arranged on the mounting portion, and the mounting portion is in interference fit with the frame.
3. A pole arrangement according to claim 2, wherein the length of the mounting portion is less than the depth of the through hole.
4. The pole structure of claim 2, wherein the sealing ring further comprises a connecting portion, the connecting portion is disposed on a side of the frame away from the mounting portion, the connecting hole penetrates through the connecting portion, and the connecting portion is in contact with the connecting column.
5. A post structure according to claim 4, wherein the mounting portion and the connecting portion are both circular, the diameter of the mounting portion being smaller than the diameter of the connecting portion.
6. A pole construction according to claim 1, characterised in that the sealing ring is a flexible sealing ring.
7. A pole construction according to claim 1, characterised in that the pole construction further comprises a first fixing member arranged between the pole and the sealing ring.
8. The pole structure of claim 1, further comprising a second fixture disposed between the rim and the interposer.
9. A pole structure as claimed in claim 1, wherein the connecting post is welded to the adaptor plate.
10. A battery comprising a post structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123195674.6U CN216648398U (en) | 2021-12-17 | 2021-12-17 | Pole structure and battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123195674.6U CN216648398U (en) | 2021-12-17 | 2021-12-17 | Pole structure and battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216648398U true CN216648398U (en) | 2022-05-31 |
Family
ID=81741598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123195674.6U Active CN216648398U (en) | 2021-12-17 | 2021-12-17 | Pole structure and battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216648398U (en) |
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2021
- 2021-12-17 CN CN202123195674.6U patent/CN216648398U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |