CN219979738U - Battery box body - Google Patents

Abstract

The utility model discloses a battery box body in the technical field of battery boxes, which comprises a bottom plate, wherein a frame is fixedly connected with the bottom plate, a hollow first support piece is fixedly arranged at the top of the frame, a second support piece for supporting a battery unit is connected with the inner Zhou Shuzhi of the first support piece in a sliding manner, a through groove is formed in the side part of the first support piece, a sliding rod penetrating through the through groove is fixedly arranged on the second support piece, and a clamping nut abutted to the side wall of the through groove is connected with the sliding rod in a threaded manner. In the scheme, the second supporting piece can be adjusted in an up-down sliding mode, and the clamping nut is used for clamping and fixing, so that the second supporting piece is effectively contacted with the battery unit, and the supporting strength of the battery unit is improved.

Description

Battery box body

Technical Field

The utility model relates to the technical field of battery supporting equipment, in particular to a battery box body.

Background

The battery box is a group battery composed of a plurality of single batteries, a box body, a battery management system, related installation structural members (devices) and the like. When the group battery stacks to the battery box inside, if the height of box frame is too low, there is the frame to the problem that the holding power of group battery is not enough, influences the reliability of whole battery device.

A battery box and battery package of prior art publication No. CN217468647U, the battery box includes: the frame is arranged around the battery unit in a surrounding mode; the support piece is positioned between the frame and the battery unit and is propped against the battery unit; the height of the supporting piece is larger than that of the frame along the first direction. The support piece is arranged between the frame and the battery unit and is propped against the battery unit, and the support piece plays a role in reinforcing the frame structure and ensures the support strength.

However, in the prior art, it is found that, due to different heights of the battery cells with different specifications, the supporting height of the supporting member cannot be adjusted, and when the supporting member is pressed against the battery cells, the supporting member and the battery cells cannot be effectively supported and contacted, so that the supporting strength cannot be ensured.

Disclosure of Invention

The utility model aims to provide a battery box body so as to provide a supporting piece with an adjustable supporting height, so as to ensure the supporting strength of a battery unit.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a battery box, includes the bottom plate, bottom plate fixedly connected with frame, and the fixed hollow first support piece that is equipped with in frame top, the interior Zhou Shuzhi sliding connection of first support piece have the second support piece that is used for supporting battery unit, and the lateral part of first support piece is equipped with logical groove, and the fixed slide bar that wears to locate in the logical groove that is equipped with of second support piece, slide bar threaded connection have with the clamping nut who leads to groove lateral wall butt.

The working principle of the utility model is as follows: in the scheme, the battery units are stacked on the bottom plate, and the mounting positions of the battery units are adjusted so that the second supporting pieces are propped against the battery units.

Because of the different heights of the different types and sizes of battery cells, the height of the second support member also needs to be adjusted before the battery cells are mounted. The scheme is adjusted as follows: because the first support piece is hollow structure, and second support piece and first support piece sliding connection, second support piece fixed connection's slide bar is located logical inslot, pulls the slide bar and slides from top to bottom in logical inslot to the second support piece of pulling slides from top to bottom, and then adjusts the height of second support piece. After the proper height of the second supporting piece is determined, the clamping nut is screwed, and the purpose of fixing the second supporting piece is achieved by using the clamping force between the clamping nut and the first supporting piece.

The utility model has the beneficial effects that: compared with the prior art that the height of the supporting piece cannot be adjusted, the second supporting piece can be adjusted in a vertical sliding mode in the scheme, and the clamping nut is used for clamping and fixing, so that the second supporting piece and the battery unit are effectively contacted, and the supporting strength of the battery unit is improved.

Further, the shape of frame is the quadrangle, and every side of frame all symmetry is fixed and is equipped with first support piece, and the fixed connecting plate that is equipped with between two second support pieces of every side, the fixed a plurality of third support pieces that are equipped with of connecting plate.

Because the connecting plate is fixed between two adjacent second support pieces, the heights of the connecting plate and the third support pieces can be adjusted when the second support pieces are adjusted, the plurality of third support pieces are low-pressure on the battery unit, and the support strength of the battery unit is improved by the plurality of third support pieces.

Further, the number of the first supporting pieces is multiple, and the first supporting pieces are uniformly arranged on the frame at intervals. By the arrangement scheme, the plurality of first supporting pieces are arranged, so that the height of each second supporting piece can be independently adjusted according to the requirement, and effective supporting is formed.

Further, the first support member is a rectangular parallelepiped. And the cuboid guarantees that each side wall of the first supporting piece is a vertical plane, so that the contact area between the clamping nut and the side wall of the first supporting piece is increased, and the clamping effect is improved.

Further, a rubber layer is fixedly arranged on the side wall of the first supporting piece. When the clamping nut clamps, the clamping nut presses the rubber layer to deform, thereby increasing the clamping force,

further, the number of the slide bars is plural. The number of the sliding rods is multiple, the number of the clamping nuts is also multiple, and the clamping is performed through the multiple clamping nuts, so that the fixing effect is improved.

Drawings

FIG. 1 is a top view of a battery case of the present utility model;

fig. 2 is a vertical sectional view of the second support in fig. 1.

Detailed Description

The following is a further detailed description of the embodiments:

reference numerals in the drawings of the specification include: the battery unit 1, the clamping nut 2, the sliding rod 3, the second supporting piece 4, the frame 5, the bottom plate 6, the first supporting piece 7 and the through groove 8.

In the following description, the terms "left", "right", "upper", "lower" and the like are all based on the illustrated orientations, and in practice, the implementation of the scheme is not affected if the relative positions of the corresponding structures are kept unchanged by making a change in the same direction based on the orientations.

Example 1: the utility model provides a battery box, as shown in fig. 1, includes bottom plate 6, bottom plate 6 fixedly connected with frame 5, and the part fixed mounting that bottom plate 6 is located in frame 5 has 3 group battery cell 1, and every group battery cell 1 all includes the battery piece that the multi-disc was placed each other to overlap.

The fixed hollow first support piece 7 that is equipped with in top of frame 5, as shown in fig. 2, the interior Zhou Shuzhi sliding connection of first support piece 7 has the second support piece 4 that is used for supporting cell 1, and the lateral part of first support piece 7 is equipped with logical groove 8, and the fixed slide bar 3 that wears to locate in the logical groove 8 that is equipped with of second support piece 4, slide bar 3 threaded connection have with logical groove 8 lateral wall butt clamp nut 2, clamp nut 2 size is greater than logical groove 8's opening size promptly.

In this embodiment, the battery units 1 are stacked on the bottom plate 6, and the mounting position of the battery units 1 is adjusted so that the second support 4 is pressed against the battery units 1.

Due to the different heights of the different types and sizes of battery plates, the height of the second support 4 also needs to be adjusted before the battery unit 1 is mounted. The scheme is adjusted as follows: the first supporting piece 7 is of a hollow structure, the second supporting piece 4 is in sliding connection with the first supporting piece 7, the sliding rod 3 fixedly connected with the second supporting piece 4 is positioned in the through groove 8, and the sliding rod 3 is pulled to slide up and down in the through groove 8 so as to pull the second supporting piece 4 to slide up and down, and then the height of the second supporting piece 4 is adjusted. After the proper height of the second support 4 is determined, the clamping nut 2 is screwed, and the clamping force between the clamping nut 2 and the first support 7 is used for fixing the second support 4.

Compared with the prior art that the height of the supporting piece cannot be adjusted, the second supporting piece 4 in the scheme can be adjusted in a vertical sliding mode, and the clamping nut 2 is used for clamping and fixing, so that the second supporting piece 4 and the battery unit 1 are guaranteed to be in effective contact, and the supporting strength of the battery unit 1 is improved.

In another embodiment 2, each side edge of the frame 5 is symmetrically and fixedly provided with a first supporting member 7, a connecting plate is fixedly arranged between two second supporting members 4 of each side edge, and a plurality of third supporting members are fixedly arranged on the connecting plate. Because the connecting plate is fixed between two adjacent second support pieces 4, can adjust the height of connecting plate and third support piece when adjusting second support piece 4, a plurality of third support pieces support and press on cell 1, utilize a plurality of third support pieces to improve the support strength to cell 1.

In order to strengthen the clamping force between the clamping nut 2 and the first support 7, the first support 7 in embodiment 1 and embodiment 2 is wrapped with a rubber layer. When the clamping nut 2 is clamped, the clamping nut 2 presses the rubber layer to deform, thereby increasing the clamping force.

It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the scope of the utility model, and the utility model is not limited to the details of construction and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (6)

1. The battery box body comprises a bottom plate, and the bottom plate is fixedly connected with a frame, and is characterized in that: the fixed hollow first support piece that is equipped with in frame top, the interior Zhou Shuzhi sliding connection of first support piece has the second support piece that is used for supporting battery unit, and the lateral part of first support piece is equipped with logical groove, and the fixed slide bar that wears to locate in the logical groove that is equipped with of second support piece, slide bar threaded connection have with logical groove lateral wall butt clamp nut.

2. The battery box as claimed in claim 1, wherein: the shape of frame is the quadrangle, and every side of frame all symmetry is fixed and is equipped with first support piece, and fixed the being equipped with connecting plate between two second support pieces of every side, the connecting plate is fixed to be equipped with a plurality of third support pieces.

3. The battery box as claimed in claim 1, wherein: the number of the first supporting pieces is multiple, and the first supporting pieces are uniformly arranged on the frame at intervals.

4. A battery box according to any one of claims 2 to 3, wherein: the side wall of the first supporting piece is fixedly provided with a rubber layer.

5. The battery box as set forth in claim 4, wherein: the first supporting piece is cuboid.

6. The battery box as set forth in claim 5, wherein: the number of the sliding rods is a plurality.