CN216401173U

CN216401173U - Battery bottom box

Info

Publication number: CN216401173U
Application number: CN202122544284.9U
Authority: CN
Inventors: 邹宗永
Original assignee: Topre Foshan Autoparts Corp
Current assignee: Topre Foshan Autoparts Corp
Priority date: 2021-10-21
Filing date: 2021-10-21
Publication date: 2022-04-29
Anticipated expiration: 2031-10-21

Abstract

The utility model provides a battery bottom box, which comprises a main body; the main body is provided with an installation cavity for accommodating a battery; the main body is provided with an interval lug with the bottom protruding upwards; the periphery of the main body is provided with an integrally formed side wall; and an auxiliary component is additionally arranged outside the side wall. According to the utility model, through the split design of the main body and the auxiliary components, the number of the auxiliary components can be increased or decreased properly according to the design of a vehicle brand, and the auxiliary components are provided with a plurality of limiting holes, so that the battery bottom box is accurately arranged at the lower part of the vehicle; the installation cavity that holds the battery simultaneously still is provided with the louvre, good heat dissipation.

Description

Battery bottom box

Technical Field

The utility model relates to a technical field of auto auxiliary parts, more specifically the saying so relates to a box at bottom of battery.

Background

With the gradual enhancement of environmental awareness of people, the development of clean energy becomes one of the national important development strategies, wherein electric vehicles are a big trend of future development of the automobile industry in China. The battery case of new energy automobile is very important, can directly influence the result of use of car, and the battery end box is new energy automobile power battery's the carrier, generally installs in automobile body lower part, and mainly used protection lithium cell can not damage when receiving external collision, extrusion. In addition, in consideration of the limitation of the power supply system in use at high or low temperature and the reliability of the battery cell, the heat dissipation and heating functions of the power supply are increasingly emphasized by people. The power supply system without special protection measures vibrates and collides in the driving process of the vehicle, violent collision and extrusion are avoided in the service life and the use process of the common lead storage battery and the common lithium battery, the endurance capacity of the electric vehicle is directly influenced by the collision and the extrusion in the use process, and safety accidents such as fire and the like can be caused under serious conditions.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention provides a battery bottom case.

In order to achieve the purpose, the utility model adopts the following technical scheme: comprises a main body; the main body is provided with an installation cavity for accommodating a battery; the main body is provided with an interval lug with the bottom protruding upwards; the periphery of the main body is provided with an integrally formed side wall; and an auxiliary component is additionally arranged outside the side wall.

In a further aspect, the auxiliary member includes: the side claw piece, the first mounting piece, the second mounting piece, the upper fixing piece and the lower fixing piece; the auxiliary components are fixed outside the side wall of the main body in a welding mode.

In a further technical scheme, the first mounting piece, the second mounting piece, the upper fixing piece and the lower fixing piece are all provided with at least one limiting hole.

In a further technical scheme, a plurality of heat dissipation holes are formed in the bottom of the installation cavity.

In a further technical scheme, the spacing lug is provided with at least one mounting hole and is provided with a first limiting column; the bottom of the main body is provided with a second limiting column; the first limiting column and the second limiting column are identical in structure.

In a further technical scheme, the side claw pieces are installed to extend upwards along the side wall of the main body; the first installation piece and the second installation piece bend and extend along the edge of the main body and form an included angle with the side wall of the main body.

According to the technical scheme, compared with the prior art, the utility model has the following beneficial technical effects: through the split design of the main body and the auxiliary components, the number of the auxiliary components can be increased or decreased properly according to the design of a vehicle brand, and the auxiliary components are provided with a plurality of limiting holes, so that the battery bottom box is accurately arranged at the lower part of the vehicle; meanwhile, the mounting cavity for accommodating the battery is also provided with heat dissipation holes, so that the heat dissipation performance is good; and meanwhile, the side claw piece, the first installation piece and the second installation piece are arranged, so that the assembly between the battery bottom box and the battery box cover plate is more stable.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the present invention.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention. In the description of the present application, it is to be understood that the terms "longitudinal," "radial," "length," "width," "thickness," "upper," "lower," "left," "right," "front," "rear," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the present application and for simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present application. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Referring to fig. 1, a battery bottom case includes a main body 100; the main body 100 is provided with a mounting cavity 110 for accommodating a battery; the main body 100 is provided with a spacing lug 120 which is formed by upward protruding at the bottom; the periphery of the main body 100 is provided with integrally formed side walls; an auxiliary member 200 is installed outside the sidewall.

The auxiliary components 200 are all provided with connecting parts (not shown in the figures), and the connecting parts (not shown in the figures) are fixed outside the side walls around the main body 100 in a welding manner; the connection part (not shown) is formed in a shape of the outside of the sidewall of the main body 100 so that the auxiliary member 200 is closely mounted to the main body 100; the auxiliary member 200 includes: a side jaw piece 210, a first mounting piece 220, a second mounting piece 230, an upper fixing piece 240, and a lower fixing piece 250.

In this embodiment, the side pawl 210 includes: the first side claw piece 211 and the second side claw piece 212 are different in that two claws are formed on the first side claw piece 211, and three claws are formed on the second side claw piece 212.

The first mounting piece 220, the second mounting piece 230, the upper fixing piece 240 and the lower fixing piece 250 are all provided with at least one limiting hole 201; the number of the first mounting pieces 220 and the second mounting pieces 230 is at least two; the first mounting piece 220 and the second mounting piece 230 are both of a structural design that the middle is convex and flat, and the left side and the right side are lower than the middle and flat, and at the same time, the two mounting pieces are respectively provided with at least one limiting hole 201 on the convex plane and the left plane and the right plane; the first and

second mounting pieces

220 and 230 are different in design shape.

In the orientation of FIG. 1, the upper fixing plate 240 has a concave structure, and the lower fixing plate 250 has a planar design; the upper fixing piece 240 is welded and installed outside the upper sidewall of the main body 100; the lower fixing plate 250 is welded and installed outside the lower sidewall of the main body 100; the side claw pieces 210 are welded and installed outside the left and right side walls of the main body 100, the second side claw piece 212 is installed above, the first side claw piece 211 is installed below, and the left and right installation sequence is the same; the first mounting piece 220 is symmetrically mounted at two sides of the upper fixing piece 240 with the upper fixing piece 240 as the center; the second mounting piece 230 is mounted with the lower fixing piece 250 as the center, the left second mounting piece 230 protruding to the left of the main body, and the right second mounting piece 230 is mounted opposite to the right first mounting piece 220.

The bottom of the mounting cavity 110 is provided with a plurality of heat dissipation holes 111 for providing heat dissipation channels for the heat generated by the battery.

The spacing lug 120 is provided with at least one mounting hole 121, and the spacing lug 120 is provided with a first limiting column 122; the bottom of the main body 100 is provided with a second limiting column 130; the first position-limiting column 122 and the second position-limiting column 130 have the same structure. The main body 100 and the auxiliary member 200 are made of metal, and have functions of rust prevention, corrosion resistance and the like.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A battery bottom case is characterized in that: comprises a main body (100);

the main body (100) is provided with an installation cavity (110) for accommodating a battery; the main body (100) is provided with an interval lug (120) with the bottom protruding upwards;

the periphery of the main body (100) is provided with integrally formed side walls; an auxiliary component (200) is additionally arranged outside the side wall;

the auxiliary member (200) comprises: a side claw piece (210), a first mounting piece (220), a second mounting piece (230), an upper fixing piece (240) and a lower fixing piece (250); the auxiliary components (200) are fixed outside the peripheral side walls of the main body (100) in a welding mode.

2. A battery back case according to claim 1, wherein: the first installation piece (220), the second installation piece (230), the upper fixing piece (240) and the lower fixing piece (250) are all provided with at least one limiting hole (201).

3. A battery back case according to claim 1, wherein: the bottom of the mounting cavity (110) is provided with a plurality of heat dissipation holes (111).

4. A battery back case according to claim 1, wherein: the spacing lug (120) is provided with at least one mounting hole (121), and the spacing lug (120) is provided with a first limiting column (122); the bottom of the main body (100) is provided with a second limiting column (130); the first limiting column (122) and the second limiting column (130) have the same structure.

5. A battery back case according to claim 1, wherein: the side claw sheet (210) is arranged to extend upwards along the side wall of the main body (100); the first mounting piece (220) and the second mounting piece (230) are bent and extended along the edge of the main body (100) and form an included angle with the side wall of the main body (100).