CN218300150U - Battery cover plate structure and battery - Google Patents
Battery cover plate structure and battery Download PDFInfo
- Publication number
- CN218300150U CN218300150U CN202221312577.2U CN202221312577U CN218300150U CN 218300150 U CN218300150 U CN 218300150U CN 202221312577 U CN202221312577 U CN 202221312577U CN 218300150 U CN218300150 U CN 218300150U
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- fixing
- subassembly
- cover plate
- fixed
- battery cover
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- 238000003466 welding Methods 0.000 claims abstract description 34
- 230000007423 decrease Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 230000005389 magnetism Effects 0.000 description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model belongs to the technical field of the battery, a battery cover plate structure and battery is disclosed. The utility model provides a battery cover plate structure includes apron subassembly and fixed subassembly, fixed subassembly is located one side of apron subassembly and with the welding chamber has between the apron subassembly, fixed subassembly one end with the one end of apron subassembly is rotated and is connected, fixed subassembly the other end with the connection can be dismantled to the other end of apron subassembly, be equipped with the fixed orifices that is used for fixed utmost point ear on the fixed subassembly. Through using the utility model provides a battery cover plate structure is integrated to the apron subassembly with fixed subassembly on, has reduced the part quantity of whole battery for holistic structure is more simple, can open and shut rotation operation between fixed subassembly and the apron subassembly simultaneously, and the welding chamber on the cooperation apron subassembly and the fixed orifices on the fixed subassembly can carry out nimble welding operation with utmost point ear and apron subassembly, have promoted reliability and steadiness.
Description
Technical Field
The utility model relates to a battery technology field especially relates to a battery cover plate structure and battery.
Background
At present, when a cover plate of a blade battery cell is welded, a lug and the cover plate need to be welded on the same horizontal plane, and then the lug needs to be fixed by a rigid support, and finally reliable connection between the lug and the cover plate is completed. Because the number of application parts is large in the welding process, the connection structure is complex, and certain convenience and flexibility are lacked. In addition, in the operation process, the rigid support is usually fixed at the position of the tail part of the tab close to the electric core main body, and the welding part of the head part of the tab and the cover plate is not in the same horizontal line, so that when the tab and the cover plate are not in the same plane, the tab welding area is easily too small, and the connecting strength between the tab and the cover plate is not enough.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a battery cover plate structure and battery for overall structure is comparatively complicated when solving current apron and utmost point ear welding at least.
To achieve the purpose, the utility model adopts the following technical proposal:
a battery cover plate structure, comprising:
a cover plate assembly;
the fixed subassembly, fixed subassembly is located one side of apron subassembly and with the welding chamber has between the apron subassembly, the one end of fixed subassembly with the one end of apron subassembly is rotated and is connected, the other end of fixed subassembly with the connection can be dismantled to the other end of apron subassembly, be equipped with the fixed orifices that is used for fixed utmost point ear on the fixed subassembly.
In some embodiments of the present invention, the fixing assembly includes a fixing plate and a first fixing member, the fixing hole is formed in the fixing plate, the first fixing member is disposed in the fixing plate, and one end of the first fixing member is disposed in the fixing hole and is used for fixing the tab.
In some embodiments of the utility model, be equipped with the orientation on the fixed plate the fixed orifices and with the first fixed slot that the fixed orifices communicates, the elasticity end of first mounting connect in the bottom of first fixed slot, the stiff end of first mounting extends outside the first fixed slot and be used for right utmost point ear is fixed.
In some embodiments of the present invention, the first fixing member includes a spring portion and a fixing portion, one end of the spring portion is connected to the bottom end of the first fixing groove, the other end of the spring portion is connected to the fixing portion, and the fixing portion is located in the fixing hole and is used for fixing the tab.
In some embodiments of the present invention, the fixing portion faces one side of the tab and is provided with an arc surface.
In some embodiments of the present invention, the fixing component includes a second fixing member having the same structure as the first fixing member, the second fixing member is disposed in the fixing plate, one end of the second fixing member is disposed in the fixing hole and can fix the tab.
In some embodiments of the present invention, the fixing plate is provided with a second fixing groove facing the fixing hole and communicating with the fixing hole, the second fixing groove is disposed opposite to the first fixing groove, the elastic end of the second fixing member is connected to the bottom of the second fixing groove, and the fixed end of the second fixing member extends out of the second fixing groove and is used for fixing the tab.
In some embodiments of the present invention, the other end of the fixing component is provided with a first magnetic attraction structure, the other end of the cover component is provided with a second magnetic attraction structure, and the first magnetic attraction structure is connected with the second magnetic attraction structure in a matching manner.
In some embodiments of the present invention, the diameter dimension of the fixing hole along the first direction decreases progressively.
The utility model also provides a battery, including foretell battery cover plate structure.
The utility model has the advantages that:
through using the utility model provides a battery cover plate structure will fix the subassembly and integrate to the apron subassembly on, has reduced the part quantity of whole battery for holistic structure is more simple, can open and shut rotation operation between fixed subassembly and the apron subassembly simultaneously, and the welding chamber on the cooperation apron subassembly and the fixed orifices on the fixed subassembly can carry out nimble welding operation with utmost point ear and apron subassembly, have promoted reliability and steadiness.
Drawings
Fig. 1 is a schematic structural diagram of a viewing angle of a battery cover plate structure in the present invention;
FIG. 2 isbase:Sub>A sectional view of the structure taken along the line A-A in FIG. 1;
fig. 3 is an enlarged view of the portion B in fig. 2.
In the figure:
100. a battery cover plate structure;
11. a smooth aluminum plate; 111. a second magnetic attraction structure; 12. a cover plate; 13. a pole column;
21. a fixing plate; 211. a fixing hole; 212. a first fixing groove; 213. a second fixing groove; 214. a first magnetic attraction structure; 221. a spring portion; 222. a fixed part; 23. a second fixing member;
30. a welding cavity;
40. and (7) a tab.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "right", and the like are used based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplification of operation, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to be limiting.
Fig. 1 is a schematic structural diagram of a viewing angle of the battery cover plate structure of the present invention. Fig. 2 isbase:Sub>A sectional view of the structure in the direction ofbase:Sub>A-base:Sub>A in fig. 1. As shown in fig. 1 and 2, the battery cover plate structure 100 of the present invention includes a cover plate assembly and a fixing assembly, the fixing assembly is located at one side of the cover plate assembly and has a welding chamber 30 with the cover plate assembly, one end of the fixing assembly is connected with one end of the cover plate assembly in a rotating manner, the other end of the fixing assembly is connected with the other end of the cover plate assembly in a detachable manner, and the fixing assembly is provided with a fixing hole 211 for fixing a tab 40.
Through using the utility model provides a battery cover plate structure 100 will fix the subassembly and integrate to the apron subassembly on, has reduced the part quantity of whole battery for holistic structure is more simple, can open and shut rotation operation between fixed subassembly and the apron subassembly simultaneously, and welding chamber 30 on the cooperation apron subassembly and the fixed orifices 211 on the fixed subassembly can carry out nimble welding operation with utmost point ear 40 and apron subassembly, have promoted reliability and steadiness.
In some embodiments of the present invention, as shown in fig. 3, the fixing assembly includes a fixing plate 21 and a first fixing member, the fixing hole 211 is disposed on the fixing plate 21, the first fixing member is disposed in the fixing plate 21, and one end of the first fixing member is disposed in the fixing hole 211 and is used for fixing the tab 40. In this embodiment, first mounting can with install utmost point ear 40 looks butt in fixed orifices 211 to fix utmost point ear 40, in welding process, first mounting can carry out the angle fixed to utmost point ear 40, guarantee that utmost point ear 40 flushes mutually with the one side of lapping the subassembly towards utmost point ear 40 towards one side of lapping the subassembly, and then reduce utmost point ear 40 area of welding undersize, lead to the problem that joint strength is not enough.
In some embodiments of the present invention, as shown in fig. 3, a first fixing groove 212 is formed on the fixing plate 21 and is communicated with the fixing hole 211 and faces the fixing hole 211, the elastic end of the first fixing member is connected to the bottom end of the first fixing groove 212, and the fixed end of the first fixing member extends out of the first fixing groove 212 and is used for fixing the tab 40. In this embodiment, first fixed slot 212 is used for accommodating the first mounting of part, guarantees that the elastic end is located first fixed slot 212 and the stiff end is located fixed orifices 211, and the stiff end that is located fixed orifices 211 and utmost point ear 40 butt and can carry out the angle fixed to utmost point ear 40 guarantee that utmost point ear 40 flushes mutually with the one side of apron subassembly towards utmost point ear 40 towards one side of utmost point ear 40, reduces among the welding process utmost point ear 40 welding area undersize and the not enough problem of joint strength that leads to takes place.
In some embodiments of the present invention, as shown in fig. 3, the first fixing member includes a spring portion 221 and a fixing portion 222, one end of the spring portion 221 is connected to the bottom end of the first fixing groove 212, the other end of the spring portion 221 is connected to the fixing portion 222, and the fixing portion 222 is located in the fixing hole 211 and is used for fixing the tab 40. In this embodiment, the bottom end of the first fixing groove 212 is used for supporting one end of the spring portion 221, and the other end of the spring portion 221 extrudes and fixes the tab 40 through the fixing portion 222, so as to ensure that one side of the tab 40 facing the cover plate assembly is flush with one side of the cover plate assembly facing the tab 40, thereby reducing the problem of insufficient connection strength caused by the over-small welding area of the tab 40 during the welding process.
In some embodiments of the present invention, as shown in fig. 3, the fixing portion 222 is provided with a circular arc surface on a side facing the tab 40. In this embodiment, when utmost point ear 40 was installed in fixed orifices 211, the arc surface can be convenient for utmost point ear 40 and through first mounting, finally reaches welding chamber 30 and welds, has promoted the reliability.
In some embodiments of the present invention, as shown in fig. 3, the fixing assembly includes a second fixing member 23 having the same structure as the first fixing member, the second fixing member 23 is disposed in the fixing plate 21, and one end of the second fixing member 23 is disposed in the fixing hole 211 and can fix the tab 40. In this embodiment, the second fixing element 23 is added on the basis of the first fixing element, so that the two fixing elements can fix the angle of the tab 40 more stably, and ensure that one side of the tab 40 facing the cover plate assembly is flush with one side of the cover plate assembly facing the tab 40, thereby reducing the problem of insufficient connection strength caused by the over-small welding area of the tab 40 in the welding process.
In some embodiments of the present invention, as shown in fig. 3, the fixing plate 21 is provided with a second fixing groove 213 facing the fixing hole 211 and communicating with the fixing hole 211, the second fixing groove 213 is disposed opposite to the first fixing groove 212, so as to apply the same torque to the opposite sides of the tab 40 through the first fixing member and the second fixing member 23, thereby avoiding the occurrence of the situation that the tab 40 deflects, and improving the stability and reliability. The elastic end of the second fixing member 23 is connected to the bottom end of the second fixing groove 213, and the fixed end of the second fixing member 23 extends out of the second fixing groove 213 and is used to fix the tab 40. The bottom of the second fixing groove 213 is used for supporting one end of the spring portion of the second fixing element 23, and the other end of the spring portion of the second fixing element 23 extrudes and fixes the tab 40 through the fixing portion of the second fixing element 23, so that the tab 40 is ensured to be flush with one side of the cover plate assembly facing the tab 40, and the problem of insufficient connection strength caused by too small welding area of the tab 40 in the welding process is reduced.
The utility model discloses an in some embodiments, the other end of fixed subassembly can be dismantled the mode of being connected with the other end of apron subassembly and be the absorption connection, as shown in FIG. 2, the other end of fixed subassembly is equipped with first magnetism and inhales structure 214, and the other end of apron subassembly is equipped with second magnetism and inhales structure 111, and first magnetism inhales structure 214 and second magnetism and inhales structure 111 cooperation and be connected. In this embodiment, the one end of fixed subassembly is articulated (can carry out the rotation between 0-180) with the one end of apron subassembly, and the other end of fixed subassembly is connected with the other end magnetic force of apron subassembly, can open and shut apron subassembly and fixed subassembly through magnetic attraction structure, and then be convenient for assemble utmost point ear 40 to fixed plate 21, finally realize utmost point ear 40 and the stable welding of apron subassembly.
In some embodiments of the present invention, as shown in fig. 3, the diameter of the fixing hole 211 decreases in size along the first direction. In this embodiment, fixed orifices 211 is trapezoidal hole, and the setting of apron subassembly is kept away from to the big one end in trapezoidal hole aperture wherein, is convenient for like this in the operating personnel assembles fixed orifices 211 with utmost point ear 40 to play certain guide effect, promoted the reliability.
Specifically, in the present embodiment, as shown in fig. 2, the cover plate assembly includes a smooth aluminum plate 11, and a pole post 13 and a cover plate 12 respectively disposed in the smooth aluminum plate 11, and the cover plate 12 is located at the bottom end of the pole post 13 and disposed near the tab 40.
Specifically, in this embodiment, be located the first mounting of first fixed slot 212 and be located the second mounting 23 of second fixed slot 213 and set up in pairs, can carry out the angle fixing to utmost point ear 40 the utility model discloses an in other embodiments, can set up many pairs of first fixed slot and second fixed slot and first mounting and second mounting 23 along the length direction of fixed orifices at the interval, can carry out more stable fixing to utmost point ear in the length direction at the fixed orifices, and then guarantee that utmost point ear flushes with the one side of apron subassembly towards utmost point ear mutually towards one side of apron subassembly, reduce among the welding process utmost point ear welding area undersize and the not enough problem of joint strength that leads to take place.
Further, the utility model discloses in, the operation personnel realize opening fixed plate 21 through magnetism structure, then pass utmost point ear 40 fixed orifices 211 to fix utmost point ear 40 in fixed orifices 211 through first mounting and second mounting 23, carry out magnetism with the apron subassembly through magnetism structure with fixed plate 21 again and inhale and be connected and reach the effect of closing, finally realize welding utmost point ear 40 and apron subassembly in welding chamber 30 through laser welding.
The utility model also provides a battery, including foretell battery cover plate structure 100.
Through using the utility model provides a battery will fix the subassembly and integrate to the apron subassembly on, has reduced the part quantity of whole battery for holistic structure is more simple, can open and shut rotation operation between fixed subassembly and the apron subassembly simultaneously, and welding chamber 30 on the cooperation apron subassembly and the fixed orifices 211 on the fixed subassembly can carry out nimble welding operation with utmost point ear 40 and apron subassembly, have promoted reliability and steadiness.
It is to be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A battery cover plate structure, comprising:
a cover plate assembly;
the fixed subassembly, the fixed subassembly be located one side of apron subassembly and with welding chamber (30) have between the apron subassembly, the one end of fixed subassembly with the one end of apron subassembly is rotated and is connected, the other end of fixed subassembly with the connection can be dismantled to the other end of apron subassembly, be equipped with fixed orifices (211) that are used for fixed utmost point ear (40) on the fixed subassembly.
2. The battery cover plate structure according to claim 1, wherein the fixing assembly includes a fixing plate (21) and a first fixing member, the fixing hole (211) is formed in the fixing plate (21), the first fixing member is disposed in the fixing plate (21), and one end of the first fixing member is disposed in the fixing hole (211) and is used for fixing the tab (40).
3. The battery cover plate structure of claim 2, wherein the fixing plate (21) is provided with a first fixing groove (212) facing the fixing hole (211) and communicating with the fixing hole (211), an elastic end of the first fixing member is connected to a bottom end of the first fixing groove (212), and a fixing end of the first fixing member extends out of the first fixing groove (212) and is used for fixing the tab (40).
4. The battery cover plate structure of claim 3, wherein the first fixing member comprises a spring portion (221) and a fixing portion (222), one end of the spring portion (221) is connected to the bottom end of the first fixing groove (212), the other end of the spring portion (221) is connected to the fixing portion (222), and the fixing portion (222) is located in the fixing hole (211) and is used for fixing the tab (40).
5. The battery cover plate structure of claim 4, characterized in that the side of the fixing part (222) facing the tab (40) is provided with a circular arc surface.
6. The battery cover plate structure according to claim 3, wherein the fixing assembly comprises a second fixing member (23) having the same structure as the first fixing member, the second fixing member (23) is disposed in the fixing plate (21), and one end of the second fixing member (23) is disposed in the fixing hole (211) and can fix the tab (40).
7. The battery cover plate structure of claim 6, wherein the fixing plate (21) is provided with a second fixing groove (213) facing the fixing hole (211) and communicating with the fixing hole (211), the second fixing groove (213) is opposite to the first fixing groove (212), the elastic end of the second fixing member (23) is connected to the bottom end of the second fixing groove (213), and the fixing end of the second fixing member (23) extends out of the second fixing groove (213) and is used for fixing the tab (40).
8. The battery cover plate structure of claim 1, wherein the other end of the fixing member is provided with a first magnetic attraction structure (214), the other end of the cover plate member is provided with a second magnetic attraction structure (111), and the first magnetic attraction structure (214) is connected with the second magnetic attraction structure (111) in a matching manner.
9. The battery cover plate structure of claim 1, wherein the diameter dimension of the fixing hole (211) in the first direction decreases.
10. A battery comprising a battery cover plate structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221312577.2U CN218300150U (en) | 2022-05-24 | 2022-05-24 | Battery cover plate structure and battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221312577.2U CN218300150U (en) | 2022-05-24 | 2022-05-24 | Battery cover plate structure and battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218300150U true CN218300150U (en) | 2023-01-13 |
Family
ID=84787902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221312577.2U Active CN218300150U (en) | 2022-05-24 | 2022-05-24 | Battery cover plate structure and battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218300150U (en) |
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2022
- 2022-05-24 CN CN202221312577.2U patent/CN218300150U/en active Active
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