CN205248339U - Electric automobile's battery box subassembly - Google Patents

Abstract

The utility model discloses an electric automobile's battery box subassembly, it includes a plurality of battery modules and accepts the battery box of a plurality of battery modules, the battery module includes first installation department and the second installation department that is located its both ends, and first installation department includes first mounting panel, and the second installation department includes the second mounting panel, is equipped with on the first mounting panel to prevent slow -witted structure, and the battery box is including acceping the body of battery module, from the body extend and be located between two adjacent battery modules the baffle and from the body extend fixed the first fixed part at the both ends of battery module, second fixed part. Compared with the prior art, the utility model discloses the benefit that electric automobile's battery module has lies in: 1 )The equipment is convenient, 2) be difficult for the misloading, 3) the security height.

Description

Battery box components for electric vehicles

【Technical field】

The utility model relates to the technical field of new energy batteries, in particular to a battery box assembly of an electric vehicle.

【Background technique】

With the increasingly severe energy and environmental problems, the country's strong support for new energy, the mass production of new energy vehicles is also increasing, and the battery modules are also produced in large quantities, but the battery modules are installed in the battery box. During the installation process, the relative fixed position of the battery module needs to be constantly adjusted in the battery box, and the battery module is easily misplaced, causing the positive and negative connections of the battery module to be reversed, resulting in rework.

In view of this, it is necessary to provide a new battery box assembly for electric vehicles to overcome the deficiencies in the prior art.

【Content of utility model】

The purpose of the utility model is to provide a battery box assembly of an electric vehicle which is easy to install, difficult to install incorrectly and has high safety.

In order to achieve the above object, the utility model provides a battery box assembly of an electric vehicle, which includes a plurality of battery modules and a battery box for accommodating the plurality of battery modules, and the battery module includes a second battery box located at its two ends A mounting portion and a second mounting portion, the first mounting portion includes a first mounting plate, the second mounting portion includes a second mounting plate, the first mounting plate is provided with a fool-proof structure, and the battery box includes a box for accommodating the battery module The body, the separator extending from the body and located between two adjacent battery modules, and the first fixing part and the second fixing part extending from the body to fix the two ends of the battery modules.

As an improvement of the battery box assembly of the electric vehicle of the utility model, the first fixing part and the second fixing part are provided with fool-proof holes matched with the fool-proof structure.

As an improvement of the battery box assembly of the electric vehicle of the present invention, only one of the first fixing part and the second fixing part located at both ends of a single battery module is provided with the fool-proof hole.

As an improvement of the battery box assembly of the electric vehicle of the utility model, the fool-proof structure includes a square groove and a through hole communicating with the groove, and the fool-proof hole is square.

As an improvement of the battery box assembly of the electric vehicle of the present invention, the first mounting plate and the second mounting plate are respectively provided with mounting holes, and the first fixing part and the second fixing part are provided with the mounting holes. Matching fixing holes.

As an improvement of the battery box assembly of the electric vehicle of the utility model, the body includes a plurality of side walls, a bottom wall and a storage space for accommodating the plurality of battery modules.

As an improvement of the battery box assembly of the electric vehicle of the present utility model, the partition plate extends upward from the bottom wall and divides the storage space into multiple storage cavities, and a single battery module is stored in the storage cavity. cavity.

As an improvement of the battery box assembly of the electric vehicle of the utility model, the first fixing part and the second fixing part extend upward from the bottom wall of the body and are perpendicular to the partition.

As an improvement of the battery box assembly of the electric vehicle of the present invention, the battery module includes a plurality of battery modules connected in series, and screws and nuts for fixing the battery modules together.

As an improvement of the battery box assembly of the electric vehicle of the utility model, the first mounting part includes a first base plate assembled on the battery module, the first mounting plate extends vertically from the first base plate, and the second The mounting part includes a second base plate assembled on the battery module, and the second mounting plate vertically extends from the second base plate.

Compared with the prior art, the battery box assembly of the electric vehicle of the utility model has the advantages of: 1) convenient assembly, 2) not easy to be wrongly assembled, and 3) high safety.

【Description of drawings】

FIG. 1 is a three-dimensional assembled view of a single battery module of a battery box assembly of an electric vehicle of the present invention.

Fig. 2 is a three-dimensional assembled view of another angle shown in Fig. 1 .

Fig. 3 is a three-dimensional assembled view of the battery box of the battery box assembly of the electric vehicle of the present invention.

Fig. 4 is a three-dimensional assembled view of a plurality of battery modules of the battery box assembly of the electric vehicle of the present invention.

【detailed description】

In order to make the purpose, technical solution and beneficial technical effects of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and specific implementation methods. It should be understood that the specific implementations described in this specification are only for explaining the utility model, not for limiting the utility model.

As shown in FIG. 1 and FIG. 2 , the battery box assembly 100 of the electric vehicle of the present invention includes a battery module 1 and a battery box 2 for accommodating the battery module 1 .

The battery module 1 includes a plurality of battery modules 10 connected in series, screws and nuts for fixing the battery modules 10 . The battery module 1 also includes a first mounting portion 11 and a second mounting portion 12 located at both ends thereof. The first mounting part 11 includes a first base plate 110 assembled on the battery module 10 and a first mounting plate 111 vertically extending from the first base plate 110. The first mounting plate 111 is provided with a plurality of mounting holes 1110. The second mounting part 12 It includes a second base plate 121 assembled on the battery module 10 and a second mounting plate 121 vertically extending from the second base plate 121 . The second mounting plate 121 is provided with a plurality of mounting holes 1210 . Both the first mounting plate 111 and the second mounting plate 121 are formed by stamping. The first mounting board 111 is further provided with a fool-proof structure 112 , and the fool-proof structure 112 includes a square groove 1121 and a round hole 1122 communicating with the groove 1121 . In other embodiments, the fool-proof structure 112 may have other shapes, for example, the groove 1121 is oval or triangular.

As shown in FIG. 3 , the battery box 2 includes a body 21 for accommodating the battery module 1 , and the body 21 includes a plurality of side walls, a bottom wall and a receiving space 20 . The body 21 includes a plurality of partitions 211 extending upward from the bottom wall to divide the storage space 20 into a plurality of storage cavities 210, each of which can accommodate a battery module 1, and the partitions 211 are located between two adjacent batteries. between the modules 1 , so when assembling the battery module 1 , there is no need to adjust the position of the battery module 1 . The body 21 further includes a first fixing portion 212 and a second fixing portion 213 extending upward from the bottom wall and respectively fixing two ends of the battery module 1 . The first fixing portion 212 and the second fixing portion 213 are perpendicular to the partition plate 211 .

The first fixing part 212 includes a plurality of fixing holes 2120, and the second fixing part 213 includes a plurality of fixing holes 2130. The fixing holes 2120, 2130 match with the installation holes 1110, 1210 of the battery module 1 and are fixed by bolts and nuts. The first fixing part 212 and the second fixing part 213 also include a plurality of fool-proof holes 214, which are square and match with the fool-proof structure 112 of the battery module 1 and are fixed by bolts and nuts. Only one of the first fixing part 211 and the second fixing part 213 located at both ends of a single battery module 1 is provided with a fool-proof hole 214, so that when assembling the battery module 1 to the battery box 2, according to the fool-proof structure 112 and the fool-proof hole 214 determine the installation direction to prevent wrong installation.

As shown in FIG. 4 , the positive and negative poles of adjacent battery modules 1 are installed in opposite directions, so that the battery modules 1 are connected in series. The foolproof holes 214 on the first fixing part 212 and the second fixing part 213 are preset at corresponding positions according to the positive and negative directions of the battery module 1, so it is easy to judge the correctness according to the foolproof structure 112 and the foolproof holes 214 The installation direction, thus avoiding the problem of reverse connection of positive and negative poles when workers install later. The battery box assembly of the electric vehicle of the utility model is convenient to assemble, not easy to be wrongly installed, and has high safety.

The battery box assembly of the electric vehicle of the present utility model is not limited to the description in the specification and the implementation, so those familiar with the field can easily realize other advantages and modifications, so without departing from the claims and the equivalent scope Without limiting the spirit and scope of the general concepts, the invention is not limited to the specific details, representative apparatus, and illustrative examples shown and described herein.

Claims (10)

1. A battery box assembly for an electric vehicle, characterized in that: it includes a plurality of battery modules and a battery box for accommodating the plurality of battery modules, and the battery module includes first mounting parts and The second installation part, the first installation part includes a first installation board, the second installation part includes a second installation board, the first installation board is provided with a fool-proof structure, the battery box includes a body for accommodating the battery module, a self-body A separator extending and located between two adjacent battery modules, and a first fixing portion and a second fixing portion extending from the body to fix both ends of the battery modules. 2 . The battery box assembly of an electric vehicle according to claim 1 , wherein the first fixing portion and the second fixing portion are provided with fool-proof holes matched with the fool-proof structure. 3 . 3. The battery box assembly of an electric vehicle according to claim 2, wherein only one of the first fixing portion and the second fixing portion located at both ends of a single battery module is provided with the Fool-proof hole. 4 . The battery box assembly of an electric vehicle according to claim 3 , wherein the fool-proof structure comprises a square groove and a through hole communicating with the groove, and the fool-proof hole is square. 5. The battery box assembly of an electric vehicle according to claim 4, wherein: the first mounting plate and the second mounting plate are respectively provided with mounting holes, and the first fixing part and the second fixing part are provided with A fixing hole matched with the mounting hole. 6 . The battery box assembly of an electric vehicle according to claim 5 , wherein the body comprises a plurality of side walls, a bottom wall, and a storage space for accommodating the plurality of battery modules. 7. The battery box assembly of an electric vehicle according to claim 6, wherein the partition board extends upward from the bottom wall and divides the storage space into a plurality of storage cavities, and a single battery module accommodated in the accommodation cavity. 8 . The battery box assembly of an electric vehicle according to claim 7 , wherein the first fixing portion and the second fixing portion extend upward from the bottom wall of the main body and are perpendicular to the separator. 9 . The battery box assembly of an electric vehicle according to claim 1 , wherein the battery module includes a plurality of battery modules connected in series, and screws and nuts for fixing the battery modules together. 10. The battery box assembly of an electric vehicle according to claim 9, wherein the first mounting part comprises a first base plate assembled on the battery module, and the first mounting plate extends vertically from the first base plate , the second mounting part includes a second base plate assembled on the battery module, and the second mounting plate extends vertically from the second base plate.