CN221041371U - Reinforced protection battery pack bottom plate structure - Google Patents
Reinforced protection battery pack bottom plate structure Download PDFInfo
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- CN221041371U CN221041371U CN202322702123.7U CN202322702123U CN221041371U CN 221041371 U CN221041371 U CN 221041371U CN 202322702123 U CN202322702123 U CN 202322702123U CN 221041371 U CN221041371 U CN 221041371U
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- 238000007789 sealing Methods 0.000 claims abstract description 41
- 238000000034 method Methods 0.000 claims abstract description 7
- 230000007704 transition Effects 0.000 claims description 17
- 230000001681 protective effect Effects 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 230000003014 reinforcing effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model provides a reinforced protection battery pack bottom plate structure, which comprises a battery pack main frame, a bottom plate and a sealing gasket, wherein the bottom plate is arranged at the bottom of the battery pack main frame, and the edge of the bottom plate is fixedly connected with the edge of the battery pack main frame; the sealing gasket is clamped and fixed between the bottom plate and the battery pack main frame; a fan-shaped convex hull protruding towards the direction of the main frame of the battery pack is arranged at the corner of the edge of the bottom plate, and a fan-shaped groove is arranged at the bottom of the main frame of the battery pack corresponding to the fan-shaped convex hull, wherein the fan-shaped convex hull is clamped in the fan-shaped groove; according to the utility model, the corners of the edges of the bottom plate are not easy to warp by arranging the fan-shaped convex hulls to match with the notches, so that the sealing effect of the assembled bottom plate and the main frame of the battery pack is improved, water is not easy to enter the battery pack in the use process, the safety performance is improved, and meanwhile, the edges of the bottom plate are protected by arranging the enclosing shield and are not easy to be damaged by external force, so that water is not easy to enter the battery pack, and the safety performance is improved.
Description
Technical Field
The utility model relates to the technical field of battery packs, in particular to a reinforced protection battery pack bottom plate structure.
Background
The battery pack is a core component of a new energy vehicle, the performance of the battery pack directly influences the performance of the vehicle, and the importance of battery safety must be paid attention. In order to protect the battery pack from being damaged by impact of hard objects such as external stones and the like, thereby causing a series of safety accidents, a bottom plate is required to be arranged for protecting the battery pack.
The patent application with publication number CN111883713A discloses a battery pack protection bottom plate, and it includes impact portion and connecting portion, connecting portion is located impact portion's periphery, and with impact portion integrated into one piece, impact portion with there is first difference in height between the connecting portion, in order to pass through connecting portion will impact portion connects in the vehicle bottom, and utilizes impact portion with first difference in height between the connecting portion buffers the battery pack.
According to the technical scheme, the edge of the bottom plate is flatter, warpage easily occurs at the corner of the edge of the bottom plate, poor sealing is easily caused after the bottom plate and the main frame of the battery pack are assembled, and then water inflow in the battery pack is easily dangerous in the use process.
Disclosure of utility model
In view of this, the utility model provides a reinforced protection battery pack bottom plate structure, which is provided with a fan-shaped convex hull and a notch to match so that the corner of the edge of the bottom plate is not easy to warp, the sealing effect of the bottom plate and a battery pack main frame after assembly is improved, water is not easy to enter the battery pack in the use process, the safety performance is improved, and meanwhile, the edge of the bottom plate is protected by a surrounding baffle to be not easy to be damaged by external force, so that water is not easy to enter the battery pack, and the safety performance is improved.
The technical scheme of the utility model is realized as follows:
The utility model provides a reinforced protection battery pack bottom plate structure, which comprises a battery pack main frame, a bottom plate and a sealing gasket, wherein,
The bottom plate is arranged at the bottom of the battery pack main frame, and the edge of the bottom plate is fixedly connected with the edge of the battery pack main frame;
the sealing gasket is clamped and fixed between the bottom plate and the battery pack main frame;
A fan-shaped convex hull protruding towards the main frame direction of the battery pack is arranged at the corner of the edge of the bottom plate, a fan-shaped groove is arranged at the bottom of the main frame of the battery pack corresponding to the fan-shaped convex hull,
The fan-shaped convex hull is clamped in the fan-shaped groove.
On the basis of the technical proposal, the utility model preferably further comprises a surrounding baffle, wherein,
The enclosure is fixedly arranged at the bottom of the battery pack main frame;
The bottom plate sets up the inboard at enclosing the fender.
On the basis of the technical proposal, preferably, the edge of the bottom plate is provided with a U-shaped convex hull along the straight line direction, wherein,
The U-shaped convex hull protrudes away from the battery pack main frame.
On the basis of the above technical solution, preferably, the edge of the bottom plate is provided with a first bolt, wherein,
Through holes are formed in the edge of the bottom plate at positions corresponding to the first bolts;
the threaded rod of the first bolt penetrates through the through hole and is in threaded connection with the bottom of the battery pack main frame.
On the basis of the technical proposal, preferably, a fixed avoiding groove is arranged at the position of the bottom plate far from the sealing gasket, wherein,
The fixing avoidance groove protrudes towards the direction close to the main frame of the battery pack and is propped against the bottom of the main frame of the battery pack;
the center of the fixing avoiding groove is provided with a bolt mounting hole.
On the basis of the technical proposal, preferably, one end of the bottom plate, which is close to the main frame of the battery pack, is provided with a reinforced back-shaped concave rib, wherein,
The reinforced back-shaped concave rib protrudes towards the direction close to the main frame of the battery pack.
On the basis of the above technical solution, preferably, the bottom plate comprises a main surface, a sealing surface and a fixing surface, wherein,
The main surface is arranged at the bottom of the battery pack main frame and protrudes towards the direction away from the battery pack main frame to form a concave surface;
The fixing avoiding groove and the reinforcing return-shaped concave ribs are arranged on the main surface;
The sealing surface is fixedly arranged on the periphery of the main surface;
One surface of the sealing gasket is fixedly arranged on the surface of the sealing surface, and the other surface of the sealing gasket is propped against the bottom end surface of the battery pack main frame;
The fixing surface is fixedly arranged on the periphery of the sealing surface and is fixedly connected with the bottom of the battery pack main frame;
The fan-shaped convex hull, the U-shaped convex hull and the through holes are all arranged on the fixing surface.
On the basis of the technical proposal, preferably, the bottom plate also comprises a first transition surface and a second transition surface, wherein,
The first transition surface is fixedly arranged between the main surface and the sealing surface to form two planar joints;
the second transition surface is fixedly arranged between the sealing surface and the fixed surface to form two planar joints.
On the basis of the technical proposal, preferably, the bottom of the battery pack main frame is provided with first screws at the positions corresponding to the U-shaped convex hulls and the fan-shaped grooves, wherein,
The screw heads of the first screws arranged at the positions of the U-shaped convex hulls are accommodated in the U-shaped convex hulls;
The screw head of the first screw provided at the position of the sector groove is accommodated in the sector groove.
On the basis of the technical proposal, preferably, the bottom of the main frame of the battery pack is provided with a second screw at the position corresponding to the fixed avoiding groove, wherein,
The screw head of the second screw is accommodated in the fixing avoiding groove;
The threaded rod of the second screw penetrates through the bolt mounting hole and is in threaded connection with the bottom of the battery pack main frame.
Compared with the prior art, the reinforced protection battery pack bottom plate structure has the following beneficial effects:
(1) Through setting up the bellied fan-shaped convex hull in bottom plate edge's corner department is provided with to battery package main frame direction, and the bottom of battery package main frame corresponds fan-shaped convex hull's position department and is provided with fan-shaped recess, fan-shaped convex hull joint in fan-shaped recess, is convenient for make things convenient for the location installation of bottom plate through this structure, also makes bottom plate edge's corner department be difficult for taking place to warp, improves the sealed effect after bottom plate and the battery package main frame assembly, is difficult for intaking in the battery package in the use, promotes security performance.
(2) Through being provided with the U-shaped convex hull along the straight line direction on setting up the edge of bottom plate, the U-shaped convex hull is protruding to the direction of keeping away from battery package main frame, is convenient for strengthen the intensity at bottom plate edge through U-shaped convex hull and fan-shaped convex hull, is difficult for warp deformation, improves the sealed effect after bottom plate and the battery package main frame assembly, is difficult for intaking in the battery package in the use, promotes the security performance.
(3) Through setting up the fixed bottom that sets up at battery package main frame that encloses the fender, the bottom plate sets up in the inboard that encloses the fender, is convenient for protect the edge of bottom plate to be difficult for being damaged by external force through enclosing the fender, and better protection bottom plate and battery package main frame assembly back seal makes difficult intaking in the battery package, promotes security performance.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of a reinforced protective battery pack floor structure of the present utility model;
FIG. 2 is an enlarged view of the point A of FIG. 1 in accordance with the present utility model;
FIG. 3 is an enlarged view of point B of FIG. 1 in accordance with the present utility model;
FIG. 4 is an enlarged view of point C of FIG. 1 in accordance with the present utility model;
FIG. 5 is a partial cutaway view of the present utility model at the U-shaped convex hull;
fig. 6 is a schematic view showing the bottom structure of a main frame of a battery pack according to the present utility model;
FIG. 7 is a partial cutaway view of the present utility model at a fixed relief groove;
FIG. 8 is a front view of the base plate of the present utility model;
FIG. 9 is a cross-sectional view taken along line A-A of FIG. 8 in accordance with the present utility model;
FIG. 10 is an enlarged view of point A of FIG. 9 in accordance with the present utility model;
In the figure: the battery pack main frame 1, the bottom plate 2, the sealing gasket 3, the enclosing shield 4, the first bolt 5, the first bolt 6, the second bolt 7, the main surface 21, the sealing surface 22, the fixing surface 24, the first transition surface 25, the second transition surface 26, the fan-shaped groove 101, the fan-shaped convex hull 201, the U-shaped convex hull 202, the through hole 203, the fixing avoidance groove 204, the bolt mounting hole 205 and the reinforced return-shaped concave rib 206.
Detailed Description
The following description of the embodiments of the present utility model will be made in detail and with reference to specific embodiments of the present utility model, but it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
As shown in fig. 1 to 10, the reinforced protection battery pack bottom plate structure of the utility model comprises a battery pack main frame 1, a bottom plate 2 and a sealing gasket 3, wherein the bottom plate 2 is arranged at the bottom of the battery pack main frame 1, and the edge of the bottom plate 2 is fixedly connected with the edge of the battery pack main frame 1; the sealing gasket 3 is clamped and fixed between the bottom plate 2 and the battery pack main frame 1; the corners of the edge of the bottom plate 2 are provided with sector convex hulls 201 protruding towards the direction of the battery pack main frame 1, the bottom of the battery pack main frame 1 is provided with sector grooves 101 corresponding to the positions of the sector convex hulls 201, and the sector convex hulls 201 are clamped in the sector grooves 101.
Specifically, the corner of the bottom of the main frame 1 of the battery pack is provided with the fan-shaped groove 101, the corner of the edge of the bottom plate 2 is provided with the fan-shaped convex hull 201 protruding towards the direction of the main frame 1 of the battery pack, and when the bottom plate 2 is arranged at the bottom of the main frame 1 of the battery pack, the fan-shaped convex hull 201 is clamped in the fan-shaped groove 101; the gasket 3 is ring-shaped and is arranged at the edge of the bottom plate 2.
As a preferred embodiment of the reinforced protection battery pack bottom plate structure, the reinforced protection battery pack bottom plate structure further comprises a surrounding baffle 4, wherein the surrounding baffle 4 is fixedly arranged at the bottom of the battery pack main frame 1; the bottom plate 2 is arranged on the inner side of the enclosure 4.
Specifically, as shown in fig. 1 and fig. 4, the enclosure 4 adopts a plurality of square plates to be welded at the edge of the bottom of the main frame 1 of the battery pack to form a fence structure, so that the bottom plate 2 is protected in the fence structure, the edge of the bottom plate 2 is not easy to be damaged by external force, the bottom plate 2 and the main frame 1 of the battery pack are well protected from being sealed after being assembled, water is not easy to enter the battery pack, and the safety performance is improved.
As a preferred embodiment of the reinforcing and protecting battery pack chassis structure, a U-shaped convex hull 202 is provided on the edge of the chassis 2 in a straight line direction, wherein the U-shaped convex hull 202 is convex in a direction away from the battery pack main frame 1.
Specifically, as shown in fig. 1 and 8, a plurality of continuous U-shaped convex hulls 202 are arranged on the edge of each side of the bottom plate 2, the plurality of continuous U-shaped convex hulls 202 are equidistantly arranged along the edge line of the corresponding side, the U-shaped convex hulls 202 are matched with the fan-shaped grooves 101 to enhance the strength of the edge of the bottom plate 2, the bottom plate 2 is not easy to warp and deform, the sealing effect of the bottom plate 2 and the battery pack main frame 1 after being assembled is improved, water is not easy to enter the battery pack in the use process, and the safety performance is improved.
Specifically, as shown in fig. 5, the bottom of the battery pack main frame 1 is provided with the first screw 6 at the position corresponding to the U-shaped convex hull 202 and the position corresponding to the fan-shaped groove 101, wherein the screw head of the first screw 6 arranged at the position of the U-shaped convex hull 202 is accommodated in the U-shaped convex hull 202; the screw head of the first screw 6 provided at the position of the sector-shaped groove 101 is accommodated in the sector-shaped groove 101, and bolt escape is achieved by the sector-shaped groove 101 and the U-shaped convex hull 202.
As a preferred embodiment of the reinforced protection battery pack bottom plate structure, a first bolt 5 is arranged on the edge of the bottom plate 2, wherein a through hole 203 is arranged on the edge of the bottom plate 2 at a position corresponding to the first bolt 5; the threaded rod of the first bolt 5 penetrates through the through-hole 203 and is screwed with the bottom of the pack main frame 1.
Specifically, as shown in fig. 1 and 8, a plurality of continuous through holes 203 are formed in the edge of each side of the bottom plate 2, the plurality of continuous through holes 203 are arranged at equal intervals along the edge line of the corresponding side, the plurality of continuous through holes 203 and the plurality of continuous U-shaped convex hulls 202 are alternately arranged one by one, when the bottom plate 2 and the battery pack main frame 1 are assembled, the threaded rod of the first bolt 5 is inserted into the through holes 203, then the threaded rod is connected to the bottom of the battery pack main frame 1 in a threaded manner, and the fixed connection between the bottom plate 2 and the battery pack main frame 1 is realized through the first bolt 5.
As a preferred embodiment of the reinforced protection battery pack bottom plate structure, a fixed avoiding groove 204 is arranged on the bottom plate 2 at a position far away from the sealing gasket 3, wherein the fixed avoiding groove 204 protrudes towards the direction close to the battery pack main frame 1 and is abutted against the bottom of the battery pack main frame 1; a bolt mounting hole 205 is provided at the center of the fixing escape groove 204.
Specifically, as shown in fig. 1 and 7, the fixing avoidance groove 204 is a cylindrical sinking groove, one end of the fixing avoidance groove is used for propping against the bottom of the main battery pack frame 1, so that the bottom plate 2 and the main battery pack frame 1 are not easy to deform after being assembled, the second screw 7 is installed at the position of the bottom of the main battery pack frame 1 corresponding to the fixing avoidance groove 204, wherein the threaded rod of the second screw 7 penetrates into the bolt installation hole 205 and is then in threaded connection with the bottom of the main battery pack frame 1, and the screw head of the second screw 7 is accommodated in the fixing avoidance groove 204.
As a preferred embodiment of the reinforced protection battery pack bottom plate structure, the bottom plate 2 is provided with a reinforced rectangular concave rib 206 at one end near the battery pack main frame 1, wherein the reinforced rectangular concave rib 206 protrudes toward the direction near the battery pack main frame 1.
Specifically, as shown in fig. 8, a plurality of reinforcing rib-shaped concave ribs 206 are disposed on the base plate 2, and the plurality of reinforcing rib-shaped concave ribs 206 are distributed at different positions of the base plate 2 to enhance the strength of the base plate 2.
As a preferred embodiment of the reinforced protection battery pack bottom plate structure, the bottom plate 2 comprises a main surface 21, a sealing surface 22, a fixing surface 24, a first transition surface 25 and a second transition surface 26, wherein the main surface 21 is arranged at the bottom of the battery pack main frame 1, and the main surface 21 protrudes to form a groove shape in a direction away from the battery pack main frame 1; the fixing avoiding grooves 204 and the reinforcing return-shaped concave ribs 206 are arranged on the main surface 21; the sealing surface 22 is fixedly arranged on the periphery of the main surface 21; one surface of the sealing gasket 3 is fixedly arranged on the surface of the sealing surface 22, and the other surface of the sealing gasket 3 is abutted against the bottom end surface of the battery pack main frame 1; the fixed surface 24 is fixedly arranged on the periphery of the sealing surface 22, and the fixed surface 24 is fixedly connected with the bottom of the battery pack main frame 1; the fan-shaped convex hull 201, the U-shaped convex hull 202 and the through holes 203 are all arranged on the fixed surface 24; the first transition surface 25 is fixedly arranged between the main surface 21 and the sealing surface 22 to form two planar joints; the second transition surface 26 is fixedly disposed between the sealing surface 22 and the fixed surface 24 to form a two-planar engagement.
Specifically, as shown in fig. 8, the base plate 2 is made of metal steel material with light weight, high strength and other excellent characteristics, such as stainless steel plate, and the forming process adopts simple integral stamping forming, and the first transition surface 25 and the second transition surface 26 are inclined surfaces for transition of corresponding surfaces.
The application method of the reinforced protection battery pack bottom plate structure comprises the following steps:
Firstly, the bottom plate 2 is placed at the bottom of the battery pack main frame 1, when the battery pack main frame 1 is placed, the bottom plate 2 is placed on the inner side of the enclosure 4, then the fan-shaped convex hull 201 is clamped into the fan-shaped groove 101, then the threaded rod of the first bolt 5 is inserted into the through hole 203, the first bolt 5 is screwed to be in threaded connection with the bottom of the battery pack main frame 1, the threaded rod of the second bolt 7 is threaded into the bolt mounting hole 205 and then is in threaded connection with the bottom of the battery pack main frame 1, and the fixed connection between the bottom plate 2 and the battery pack main frame 1 is realized.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (10)
1. The reinforced protection battery pack bottom plate structure comprises a battery pack main frame (1), a bottom plate (2) and a sealing gasket (3), wherein,
The bottom plate (2) is arranged at the bottom of the battery pack main frame (1), and the edge of the bottom plate (2) is fixedly connected with the edge of the battery pack main frame (1);
The sealing gasket (3) is clamped and fixed between the bottom plate (2) and the battery pack main frame (1);
The method is characterized in that: a fan-shaped convex hull (201) protruding towards the direction of the battery pack main frame (1) is arranged at the corner of the edge of the bottom plate (2), a fan-shaped groove (101) is arranged at the bottom of the battery pack main frame (1) corresponding to the fan-shaped convex hull (201),
The fan-shaped convex hull (201) is clamped in the fan-shaped groove (101).
2. A reinforced protective battery pack floor structure as defined in claim 1, wherein: also comprises a surrounding baffle (4), wherein,
The enclosure (4) is fixedly arranged at the bottom of the battery pack main frame (1);
The bottom plate (2) is arranged on the inner side of the enclosure (4).
3. A reinforced protective battery pack floor structure as defined in claim 1, wherein: the edge of the bottom plate (2) is provided with a U-shaped convex hull (202) along the straight line direction, wherein,
The U-shaped convex hull (202) protrudes away from the battery pack main frame (1).
4. A reinforced protective battery pack floor structure as recited in claim 3, wherein: a first bolt (5) is arranged on the edge of the bottom plate (2), wherein,
A through hole (203) is arranged at the edge of the bottom plate (2) corresponding to the first bolt (5);
The threaded rod of the first bolt (5) penetrates through the through hole (203) and is in threaded connection with the bottom of the battery pack main frame (1).
5. The reinforced protective battery pack floor structure of claim 4, wherein: a fixed avoiding groove (204) is arranged at the position of the bottom plate (2) far away from the sealing gasket (3), wherein,
The fixing avoidance groove (204) protrudes towards the direction close to the battery pack main frame (1) and is propped against the bottom of the battery pack main frame (1);
a bolt mounting hole (205) is formed in the center of the fixing avoidance groove (204).
6. A reinforced protective battery pack floor structure as defined in claim 5, wherein: one end of the bottom plate (2) close to the battery pack main frame (1) is provided with a reinforced back-shaped concave rib (206), wherein,
The reinforced back-shaped concave rib (206) protrudes towards the direction close to the battery pack main frame (1).
7. The reinforced protective battery pack floor structure of claim 6, wherein: the base plate (2) comprises a main surface (21), a sealing surface (22) and a fixing surface (24), wherein,
The main surface (21) is arranged at the bottom of the battery pack main frame (1), and the main surface (21) protrudes in a direction away from the battery pack main frame (1);
The fixing avoidance grooves (204) and the reinforced return-shaped concave ribs (206) are arranged on the main surface (21);
the sealing surface (22) is fixedly arranged on the periphery of the main surface (21);
One surface of the sealing gasket (3) is fixedly arranged on the surface of the sealing surface (22), and the other surface of the sealing gasket (3) is abutted against the bottom end surface of the battery pack main frame (1);
The fixing surface (24) is fixedly arranged on the periphery of the sealing surface (22), and the fixing surface (24) is fixedly connected with the bottom of the battery pack main frame (1);
the fan-shaped convex hull (201), the U-shaped convex hull (202), the through holes (203) and the fixing surfaces (24) are all arranged.
8. The reinforced protective battery pack floor structure of claim 7, wherein: the base plate (2) further comprises a first transition surface (25) and a second transition surface (26), wherein,
The first transition surface (25) is fixedly arranged between the main surface (21) and the sealing surface (22) to form two planar joints;
The second transition surface (26) is fixedly arranged between the sealing surface (22) and the fixing surface (24) to form two planar joints.
9. A reinforced protective battery pack floor structure as recited in claim 3, wherein: the bottom of the battery pack main frame (1) is provided with a first screw (6) at the position corresponding to the U-shaped convex hull (202) and the position corresponding to the fan-shaped groove (101), wherein,
The screw heads of the first screws (6) arranged at the positions of the U-shaped convex hulls (202) are accommodated in the U-shaped convex hulls (202);
a screw head of a first screw (6) provided at the position of the sector groove (101) is accommodated in the sector groove (101).
10. A reinforced protective battery pack floor structure as defined in claim 5, wherein: a second screw (7) is arranged at the bottom of the battery pack main frame (1) corresponding to the position of the fixed avoiding groove (204),
The screw head of the second screw (7) is accommodated in the fixing avoidance groove (204);
The threaded rod of the second screw (7) penetrates through the bolt mounting hole (205) and is in threaded connection with the bottom of the battery pack main frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322702123.7U CN221041371U (en) | 2023-10-09 | 2023-10-09 | Reinforced protection battery pack bottom plate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322702123.7U CN221041371U (en) | 2023-10-09 | 2023-10-09 | Reinforced protection battery pack bottom plate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221041371U true CN221041371U (en) | 2024-05-28 |
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ID=91136049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322702123.7U Active CN221041371U (en) | 2023-10-09 | 2023-10-09 | Reinforced protection battery pack bottom plate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221041371U (en) |
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2023
- 2023-10-09 CN CN202322702123.7U patent/CN221041371U/en active Active
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