CN211350767U - Sealing structure, battery pack applying sealing structure and electric device - Google Patents
Sealing structure, battery pack applying sealing structure and electric device Download PDFInfo
- Publication number
- CN211350767U CN211350767U CN202020308616.6U CN202020308616U CN211350767U CN 211350767 U CN211350767 U CN 211350767U CN 202020308616 U CN202020308616 U CN 202020308616U CN 211350767 U CN211350767 U CN 211350767U
- Authority
- CN
- China
- Prior art keywords
- sealing
- face
- groove
- side wall
- sealing structure
- 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
Images
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
- Battery Mounting, Suspending (AREA)
Abstract
A sealing structure comprises a first sealing part and a second sealing part, wherein the first sealing part comprises a first side wall, the first side wall comprises a first end face, a first fixing part is arranged on the first end face, and the first end face is arranged between the inner side face and the outer side face of the first side wall; the second sealing part comprises a second side wall, the second side wall comprises a second end face, the second end face is provided with a second fixing part, the second end face is arranged between the inner side face and the outer side face of the second side wall, and the second fixing part is used for being matched with the first fixing part so as to fix the first sealing part and the second sealing part; the groove is arranged on at least one of the first end face and the second end face, a sealing material is arranged in the groove, and the first end face is in contact with the second end face to cover the groove. The application also provides a battery pack and an electric device using the sealing structure.
Description
Technical Field
The application relates to the field of mechanical structures, in particular to a sealing structure, a battery pack with the sealing structure and an electric device with the battery pack.
Background
The sealing structure is widely applied to various aspects of life, and has wide application scenes, wherein for some application scenes, for example, the sealing structure used for containing or setting materials such as batteries, medical supplies and dangerous chemical substances, the sealing structure corresponding to the sealing structure is required to have good waterproof performance, and danger caused by water seepage in the sealing structure is avoided.
Existing waterproof sealing structures can be broadly divided into two categories: in the first type, the waterproof structure design can be carried out at the joint of the sealing structure, and waterproof structures such as baffles or buckles are arranged, so that the sealing structure can prevent liquid from permeating into the sealing structure from the structural joint, the waterproof performance of the waterproof structure is poor, and the thickness or the volume of the sealing structure is inevitably increased; and secondly, the sealing structure can prevent liquid from permeating into the sealing structure from the structural joint by coating the waterproof sealing material at the joint of the sealing structure, the waterproof sealing material in the waterproof structure is usually coated on a certain outer surface of the sealing structure, and the waterproof sealing material is easy to age due to direct exposure to the external atmosphere, so that the waterproof failure is caused.
How to solve the above problems needs to be considered by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems that the volume or the thickness of the waterproof sealing structure in the prior art is too large, the waterproof performance is poor, the waterproof sealing material is exposed and the like, the application provides the sealing structure, the sealing structure can avoid the waterproof sealing material from being aged or damaged due to exposure, and the sealing structure has stronger waterproof capability. The embodiment of the application also provides a battery pack and an electric device using the sealing structure.
A sealing structure comprises a first sealing part and a second sealing part, wherein the first sealing part comprises a first side wall, the first side wall comprises a first end face, a first fixing part is arranged on the first end face, and the first end face is arranged between the inner side face and the outer side face of the first side wall; the second sealing part comprises a second side wall, the second side wall comprises a second end face, the second end face is provided with a second fixing part, the second end face is arranged between the inner side face and the outer side face of the second side wall, and the second fixing part is used for being matched with the first fixing part so as to fix the first sealing part and the second sealing part; the groove is arranged on at least one of the first end face and the second end face, a sealing material is arranged in the groove, and the first end face is in contact with the second end face to cover the groove.
In an embodiment, the first fixing portion is located on a side of the groove close to the outside of the sealing structure, and the second fixing portion is located on a side of the groove close to the outside of the sealing structure.
In one embodiment, the thickness of the first sidewall is not greater than 3 mm, and the thickness of the second sidewall is not greater than 3 mm.
In one embodiment, the sealing structure further comprises a third sealing portion; the first side wall further comprises a fourth end surface, the fourth end surface is provided with a fourth fixing part, and the fourth end surface is arranged between the inner side surface and the outer side surface of the first side wall;
the third sealing part comprises a third side wall, the third side wall comprises a third end surface, a third fixing part is arranged on the third end surface, the third end surface is arranged between the inner side surface and the outer side surface of the third side wall, and the third fixing part is used for being matched with the fourth fixing part so as to fix the first sealing part and the third sealing part; the groove is formed in at least one of the third end face and the fourth end face, the third fixing portion is located on one side, close to the outer portion of the sealing structure, of the groove, and the third end face is in contact with the fourth end face to cover the groove.
In an embodiment, the third fixing portion is located on a side of the groove close to the outside of the sealing structure, and the fourth fixing portion is located on a side of the groove close to the outside of the sealing structure.
In one embodiment, the thickness of the third sidewall is not greater than 3 mm, and the depth or width of the groove is not less than 0.5 mm.
In one embodiment, the sealing material is a non-solid curable material, and the sealing material is disposed in the groove in a non-solid state and cured.
In one embodiment, the first sealing portion and the second sealing portion are made of metal.
The application also provides a battery pack, which comprises an electric core and the sealing structure, wherein the electric core is arranged in the sealing structure.
The application also provides an electric device comprising the battery pack.
Compared with the prior art, the sealing structure of this application sets up sealing material in the recess to make the recess by first sealing and second sealing or first sealing and third sealing cover, can avoid sealing material ageing because of exposing, perhaps can avoid sealing material to be damaged and become invalid by inside or outside flame, corrosive gas or liquid of sealing structure, effectively promote sealing structure's leakproofness and reliability. And the first fixing part, the second fixing part or the third fixing part is arranged on one side of the groove far away from the inside of the sealing structure, so that the gas is prevented from permeating into the inside of the sealing structure from the pores of the first fixing part, the second fixing part or the third fixing part to cause gas tightness failure.
Drawings
Fig. 1 is a schematic perspective exploded view of a seal structure according to a first embodiment of the present application.
Fig. 2 is a schematic sectional view of the sealing structure of the first embodiment of the present application along the direction II-II.
Fig. 3 is a perspective view of a first seal portion of a seal structure according to a first embodiment of the present application.
Fig. 4 is a perspective and partially enlarged schematic view of a second sealing portion of the sealing structure according to the first embodiment of the present application.
Fig. 5 is a plan view and a partially enlarged schematic view of a second seal portion of the seal structure according to the first embodiment of the present application.
Fig. 6 is a perspective view of a first seal portion of a seal structure according to a first embodiment of the present application.
Fig. 7 is a plan view and a partially enlarged schematic view of a third seal portion of the seal structure according to the first embodiment of the present application.
Fig. 8 is a schematic cross-sectional view of a battery assembly according to a second embodiment of the present application.
Fig. 9 is a schematic view of an electric device according to a third embodiment of the present application.
Description of the main elements
First fixed part 113
Fourth fixing part 116
Third fixing part 133
The following detailed description will further illustrate the present application in conjunction with the above-described figures.
Detailed Description
The following description will refer to the accompanying drawings to more fully describe the present disclosure. There is shown in the drawings exemplary embodiments of the present application. This application may, however, be embodied in many different forms and should not be construed as limited to the exemplary embodiments set forth herein. These exemplary embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. Like reference numerals designate identical or similar components.
The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting of the application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. Further, as used herein, the terms "comprises," "comprising," "includes" and/or "including" or "having" and/or "having," integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, regions, integers, steps, operations, elements, components, and/or groups thereof.
Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. Furthermore, unless otherwise defined herein, terms such as those defined in commonly used dictionaries should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and the present application and will not be interpreted in an idealized or overly formal sense.
The following description of exemplary embodiments refers to the accompanying drawings. It should be noted that the components depicted in the referenced drawings are not necessarily shown to scale; and the same or similar components will be given the same or similar reference numerals or similar terms.
Embodiments of the present application will now be described in further detail with reference to the accompanying drawings.
First embodiment
As shown in fig. 1 to 7, the present application provides a sealing structure 10 including a first sealing portion 11 and a second sealing portion 12. The first sealing portion 11 and the second sealing portion 12 are movably connected, and the joint of the first sealing portion 11 and the second sealing portion 12 can be fixedly connected.
The first sealing portion 11 includes a first side wall 111, the first side wall 111 includes a first end surface 112, the first end surface 112 is provided with a first fixing portion 113, and the first end surface 112 is disposed between an inner side surface and an outer side surface of the first side wall 111.
In an embodiment, the first sealing portion 11 may be a hollow shell structure, the first sidewall 111 may be disposed on a side of the first sealing portion 11, and the first sidewall 111 may also be disposed around at least a portion of the first sealing portion 11. The first sidewall 111 is no thicker than 3 mm. The first end surface 112 is disposed on one side of the first sidewall 111 and located between the inner side surface and the outer side surface of the first sidewall 111.
In one embodiment, the first fixing portion 113 may be a snap-fit type, an adhesive type, or a screw fastening type. In this embodiment, the first fixing portion 113 may be formed by the first end surface 112 being recessed toward the inside of the first sidewall 111, and an inner wall of the recessed portion of the first fixing portion 113 may be provided with a screw thread.
The second sealing portion 12 includes a second sidewall 121, the second sidewall 121 includes a second end surface 122, the second end surface 122 is provided with a second fixing portion 123, and the second end surface 122 is disposed between an inner side surface and an outer side surface of the second sidewall 121.
In an embodiment, the second sealing portion 12 may be a semi-open type housing structure, the second sealing portion 12 and the first sealing portion 11 are disposed opposite to each other and fastened to each other, the second sidewall 121 may be disposed on one side of the second sealing portion 12, and the second sidewall 121 may also be disposed around at least a portion of the second sealing portion 12. In the present embodiment, the second sealing portion 12 further includes a second bottom wall 126, the second side wall 121 is disposed around the periphery of the second bottom wall 126, and the second bottom wall 126 is disposed at an end of the second sealing portion 12 away from the first sealing portion 11. The thickness of the second sidewall 121 is not greater than 3 mm, and the second sidewall 121 and the first sidewall 111 may have the same thickness. The second end surface 122 is disposed on one side of the second sidewall 121 and located between the inner side surface and the outer side surface of the second sidewall 121.
In one embodiment, the second fixing portion 123 can be a snap-fit type, an adhesive type, or a screw fastening type. In this embodiment, the second fixing portion 123 may be formed by the second end surface 122 being recessed toward the inside of the second side wall 121, and the inner wall of the recessed portion of the second fixing portion 123 may be provided with a screw thread. The second fixing portions 123 are used for being matched with the first fixing portions 113 to fix the first sealing portion 11 and the second sealing portion 12, specifically, the number of the first fixing portions 113 and the second fixing portions 123 is multiple, at least one first fixing portion 113 is opposite to one second fixing portion 123, and screws with the size of M3 or M4 can be screwed into the first fixing portions 113 and the second fixing portions 123 to realize fixing.
In an embodiment, the second sealing portion 12 further includes an auxiliary structure 128, the auxiliary structure 128 is connected to the second sidewall 121 or the second bottom wall 126, and the auxiliary structure 128 may be a functional structure such as a receiving structure or a connecting structure.
At least one of the first end surface 112 and the second end surface 122 is provided with a groove 15, the sealing material 16 is provided in the groove 15, and the first end surface 112 and the second end surface 122 are in contact to cover the groove 15.
In an embodiment, the first end surface 112 and the second end surface 122 are both provided with grooves 15, the grooves 15 disposed on the first end surface 112 and the second end surface 122 may be disposed at intervals or disposed opposite to each other, the first fixing portion 113 is located on a side of the groove 15 close to the outside of the sealing structure 10, and the second fixing portion 123 is located on a side of the groove 15 close to the outside of the sealing structure 10. In the present embodiment, the groove 15 includes a second groove 152, the second groove 152 is disposed on the second end surface 122, the second groove 152 is disposed along the surface of the second end surface 122 and connected end to end, a portion of the second groove 152 close to the second fixing portion 123 is disposed on a side of the second end surface 122 close to the inside of the sealing structure 10, and the second fixing portions 123 are disposed on a side of the second groove 152 away from the inside of the sealing structure 10.
The sealing material 16 is a non-solid curable material, the sealing material 16 is disposed in the groove 15 in a non-solid state and cured, the sealing material 16 fills the groove 15 sufficiently, and the cured sealing material 16 is connected to the first sealing portion 11 and the second sealing portion 12. In an embodiment, the sealing material may be a polymer organic material, and further may be a waterproof sealing material, and specifically may be a waterproof curing adhesive, such as phenolic resin.
The sealing material 16 is disposed in the groove 15, and the groove 15 is covered by the first sealing portion 11 and the second sealing portion 12, so that the sealing material 16 is covered by the first sealing portion 11 and the second sealing portion 12, which can prevent the sealing material from aging due to exposure, or prevent the sealing material from being damaged by flame, corrosive gas or liquid inside or outside the sealing structure 10 to fail, and effectively improve the sealing performance and reliability of the sealing structure 10. Moreover, the first fixing portion 113 or the second fixing portion 123 is disposed on one side of the groove 15 away from the inside of the sealing structure 10, so as to prevent gas from permeating into the sealing structure 10 from the pores of the first fixing portion 113 or the second fixing portion 123 to cause air tightness failure.
The first sidewall 111 further includes a fourth end surface 114, the fourth end surface 114 is provided with a fourth fixing portion 116, and the fourth end surface 114 is disposed between the inner side surface and the outer side surface of the first sidewall 111. The fourth end surface 114 is disposed at one side of the fourth end surface 114 and located between the inner side surface and the outer side surface of the fourth end surface 114.
The seal structure 10 further includes a third seal portion 13. The third sealing portion 13 includes a third sidewall 131, the third sidewall 131 includes a third end surface 132, the third end surface 132 is provided with a third fixing portion 133, and the third end surface 132 is disposed between the inner side surface and the outer side surface of the third sidewall 131. In an embodiment, the third sealing portion 13 may be a semi-open shell structure, the third sealing portion 13 is disposed opposite to and fastened to the first sealing portion 11, the third sidewall 131 may be disposed on one side of the third sealing portion 13, and the third sidewall 131 may also be disposed around at least a portion of the third sealing portion 13. In this embodiment, the third sealing portion 13 further includes a third bottom wall 136, the third side wall 131 is disposed around the periphery of the third bottom wall 136, and the third bottom wall 136 is disposed at an end of the third sealing portion 13 away from the first sealing portion 11. The thickness of the third sidewall 131 is not more than 3 mm, and the third sidewall 131 and the first sidewall 111 may have the same thickness.
The third fixing portion 133 is used to cooperate with the fourth fixing portion 116, thereby fixing the first sealing portion 11 and the third sealing portion 13. In one embodiment, the third fixing portion 133 can be a snap-fit type, an adhesive type, or a screw fastening type. In this embodiment, the third fixing portion 133 may be formed by the third end surface 132 being recessed inward of the third sidewall 131, and an inner wall of the recessed portion of the third fixing portion 133 may be provided with a screw thread. The third fixing portions 133 are used to cooperate with the first fixing portions 113 to fix the first sealing portion 11 and the third sealing portion 13, specifically, the number of the third fixing portions 133 is plural, at least one first fixing portion 113 is opposite to one third fixing portion 133, and screws with M3 or M4 size can be screwed into the first fixing portion 113 and the third fixing portion 133 to realize fixing.
At least one of the third end surface 132 and the fourth end surface 114 is provided with a groove 15, the third fixing portion 133 is located on one side of the groove 15 close to the outside of the sealing structure 10, and the third end surface 132 contacts with the fourth end surface 114 to cover the groove 15.
In an embodiment, the third end surface 132 and the fourth end surface 114 are both provided with a groove 15, the grooves 15 disposed on the third end surface 132 and the fourth end surface 114 can be disposed at intervals or opposite to each other, the third fixing portion 133 is located on a side of the groove 15 close to the exterior of the sealing structure 10, and the fourth fixing portion 116 is located on a side of the groove 15 close to the exterior of the sealing structure 10. In the present embodiment, the groove 15 includes a third groove 153, the third groove 153 is disposed on the third end surface 132, the third groove 153 is disposed along the surface of the third end surface 132 and connected end to end, a portion of the third groove 153 close to the third fixing portion 133 is disposed on a side of the third end surface 132 close to the inside of the sealing structure 10, and the plurality of third fixing portions 133 are disposed on a side of the third groove 153 away from the inside of the sealing structure 10.
The sealing material 16 is disposed in the groove 15, and the groove 15 is hermetically covered by the first sealing portion 11 and the third sealing portion 13, so that the sealing material 16 is hermetically covered by the first sealing portion 11 and the third sealing portion 13, which can prevent the sealing material from aging due to exposure, or prevent the sealing material from being damaged by flame, corrosive gas or liquid inside or outside the sealing structure 10 to fail, and effectively improve the sealing performance and reliability of the sealing structure 10. Moreover, the first fixing portion 113 or the third fixing portion 133 is disposed on one side of the groove 15 away from the inside of the sealing structure 10, so as to prevent the gas from permeating into the sealing structure 10 from the pores of the first fixing portion 113 or the third fixing portion 133 and causing the airtight failure.
The depth or width of the groove 15 is not less than 0.5 mm.
The material of the first sealing portion 11, the second sealing portion 12, and the third sealing portion 13 is metal, such as aluminum, so that the sealing structure 10 has strong physical strength and protection even when the first side wall 111, the second side wall 121, and the third side wall 131 have a small thickness.
Second embodiment
Fig. 8 is a schematic cross-sectional view of a battery module according to a third embodiment of the present application. The battery assembly 1 includes a battery 19 and a sealing structure 10, the sealing structure 10 wraps the battery 19, and the battery 19 may include a cell 191 and a protection circuit board 192.
Third embodiment
Fig. 9 is a schematic perspective exploded view of an electric device 100 according to a fourth embodiment of the present application. The present application further provides an electric device 100, which includes a body 101 and a battery assembly 1 disposed in the body 101. In fig. 6, the electric device 100 is merely an example of an automobile including a motor driving unit, and in other embodiments, the electric device 100 may be an electric bicycle, an intelligent home appliance, an industrial controller, or the like.
Hereinbefore, specific embodiments of the present application are described with reference to the drawings. However, those skilled in the art will appreciate that various modifications and substitutions can be made to the specific embodiments of the present application without departing from the spirit and scope of the application.
Claims (10)
1. A sealing structure, comprising:
the first sealing part comprises a first side wall, the first side wall comprises a first end face, the first end face is provided with a first fixing part, and the first end face is arranged between the inner side face and the outer side face of the first side wall;
the second sealing part comprises a second side wall, the second side wall comprises a second end face, the second end face is provided with a second fixing part, the second end face is arranged between the inner side face and the outer side face of the second side wall, and the second fixing part is used for being matched with the first fixing part so as to fix the first sealing part and the second sealing part;
the groove is arranged on at least one of the first end face and the second end face, a sealing material is arranged in the groove, and the sealing material seals a gap between the first end face and the second end face.
2. The seal structure of claim 1, wherein said first fixed portion is located on a side of said recess adjacent to an exterior of said seal structure, and said second fixed portion is located on a side of said recess adjacent to an exterior of said seal structure.
3. The seal structure of claim 2, wherein the first sidewall has a thickness of no greater than 3 millimeters and the second sidewall has a thickness of no greater than 3 millimeters.
4. The seal structure of claim 3, further comprising a third seal portion;
the first side wall further comprises a fourth end surface, the fourth end surface is provided with a fourth fixing part, and the fourth end surface is arranged between the inner side surface and the outer side surface of the first side wall;
the third sealing part comprises a third side wall, the third side wall comprises a third end surface, a third fixing part is arranged on the third end surface, the third end surface is arranged between the inner side surface and the outer side surface of the third side wall, and the third fixing part is used for being matched with the fourth fixing part so as to fix the first sealing part and the third sealing part;
the groove is formed in at least one of the third end face and the fourth end face, the third fixing portion is located on one side, close to the outer portion of the sealing structure, of the groove, and the third end face is in contact with the fourth end face to cover the groove.
5. The seal structure of claim 4, wherein said third retention portion is located on a side of said recess adjacent an exterior of said seal structure and said fourth retention portion is located on a side of said recess adjacent an exterior of said seal structure.
6. The seal structure of claim 5, wherein said third sidewall has a thickness of no more than 3 mm and said groove has a depth or width of no less than 0.5 mm.
7. The seal of claim 6, wherein the sealing material is provided with a non-solid curable material, the sealing material being disposed in the recess in a non-solid form and cured.
8. The seal structure according to any one of claims 1 to 7, wherein a material of the first seal portion and the second seal portion is a metal.
9. A battery assembly comprising a cell and a sealing structure according to any of claims 1 to 7, the cell being disposed within the sealing structure.
10. An electric device comprising the battery module according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020308616.6U CN211350767U (en) | 2020-03-12 | 2020-03-12 | Sealing structure, battery pack applying sealing structure and electric device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020308616.6U CN211350767U (en) | 2020-03-12 | 2020-03-12 | Sealing structure, battery pack applying sealing structure and electric device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211350767U true CN211350767U (en) | 2020-08-25 |
Family
ID=72094611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020308616.6U Active CN211350767U (en) | 2020-03-12 | 2020-03-12 | Sealing structure, battery pack applying sealing structure and electric device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211350767U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937410A (en) * | 2021-09-30 | 2022-01-14 | 珠海中力新能源科技有限公司 | Automobile power battery |
| WO2023096223A1 (en) * | 2021-11-24 | 2023-06-01 | 주식회사 엘지에너지솔루션 | Battery pack and device including same |
| WO2024028850A1 (en) * | 2022-08-04 | 2024-02-08 | 주식회사 엘지에너지솔루션 | Battery pack |
-
2020
- 2020-03-12 CN CN202020308616.6U patent/CN211350767U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113937410A (en) * | 2021-09-30 | 2022-01-14 | 珠海中力新能源科技有限公司 | Automobile power battery |
| WO2023096223A1 (en) * | 2021-11-24 | 2023-06-01 | 주식회사 엘지에너지솔루션 | Battery pack and device including same |
| WO2024028850A1 (en) * | 2022-08-04 | 2024-02-08 | 주식회사 엘지에너지솔루션 | Battery pack |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211350767U (en) | Sealing structure, battery pack applying sealing structure and electric device | |
| US10629871B2 (en) | Housing of battery module and battery module | |
| KR101698770B1 (en) | Battery pack | |
| JP2002050329A (en) | Battery pack | |
| US20080166628A1 (en) | External case for secondary batteries and secondary battery using the external case | |
| KR100839783B1 (en) | Secondary battery | |
| CN212485426U (en) | Battery top cap and battery cell | |
| GB2579964A (en) | Pouch battery or cell | |
| CN110213923B (en) | Waterproof housing of waterproof power supply, waterproof power supply and manufacturing method thereof | |
| WO2024078497A1 (en) | Electrochemical apparatus and electric device | |
| KR20160100081A (en) | Secondary battery | |
| CN214753412U (en) | Electrochemical energy storage device and energy storage system | |
| CN107919489B (en) | Fuel cell stack | |
| CN210092146U (en) | Battery sealing ring | |
| CN214797582U (en) | Sealing structure for battery cover of remote controller | |
| CN113078392B (en) | Electrochemical device and electronic device using same | |
| WO2023093497A1 (en) | Storage and transportation device | |
| CN209766488U (en) | Battery module | |
| CN108758391A (en) | A kind of detachable LED light bar with strong water resistance | |
| CN212695249U (en) | Soft-packaged battery core shell structure | |
| WO2019189162A1 (en) | Electricity storage module | |
| CN219572817U (en) | Shell assembly and reaction gun | |
| CN215377522U (en) | Polymer lithium battery | |
| CN212182410U (en) | Power battery module assembly structure | |
| JPH07320716A (en) | Combination battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |