CN217691442U

CN217691442U - Battery box, battery package and vehicle

Info

Publication number: CN217691442U
Application number: CN202220657168.XU
Authority: CN
Inventors: 王亚坤; 王博文
Original assignee: Beijing CHJ Automobile Technology Co Ltd
Current assignee: Beijing CHJ Automobile Technology Co Ltd
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-10-28
Anticipated expiration: 2032-03-23

Abstract

The utility model provides a battery box, battery package and vehicle, battery box includes frame and bearing assembly, the installing zone that link up about the frame encloses, bearing assembly establishes the bottom of installing zone, bearing assembly includes a plurality of spandrels, the spandrel girder with the frame links to each other, the spandrel girder with between the frame and/or adjacent form the intercommunication between the spandrel girder installing zone and external intercommunicating pore, the utility model discloses a battery box has strong, the effectual advantage of heat conduction of bearing capacity.

Description

Battery box, battery package and vehicle

Technical Field

The utility model relates to the field of automotive technology, specifically, relate to a battery box, battery package and vehicle.

Background

The electric core of car battery package is placed inside the battery box, and battery box bottom sets up the liquid cooling board and cools off electric core cooling. In the related art, the liquid cooling plate is used as a bearing component of the battery cell, and the liquid cooling plate is an aluminum plate formed by stamping, so that the bearing capacity is poor. In addition, the bottom of the battery box of the related art is provided with a load-bearing bottom plate to improve the load-bearing capacity, but the heat conduction effect is poor.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent.

Therefore, the embodiment of the utility model provides a battery box, this battery box utilize the spandrel girder bearing, still set up the intercommunicating pore that is used for filling the heat conduction to glue, consequently, this battery box has that bearing capacity is strong, the effectual advantage of heat conduction.

The embodiment of the utility model provides a battery package with above-mentioned battery box is proposed.

An embodiment of the utility model provides a vehicle with above-mentioned battery package.

The utility model discloses battery box includes: the frame encloses a mounting area which is communicated up and down; and the bearing assembly is arranged at the bottom of the mounting area and comprises a plurality of bearing beams, the bearing beams are connected with the frame, and communication holes for communicating the mounting area with the outside are formed between the bearing beams and the frame and/or between adjacent bearing beams.

The utility model discloses a battery box is through establishing electric core and increasing bearing capacity on the spandrel girder, still sets up the intercommunicating pore, replaces original bearing bottom plate through the intercommunicating pore, improves the heat conductivity.

In addition, the communication holes can be filled with heat-conducting glue, the heat-conducting glue has good heat-conducting property, the heat-conducting effect can be further improved, and the heat-radiating effect of the liquid cooling plate on the electric core in the battery box body can be further improved.

Therefore, the utility model discloses a battery box of embodiment has that bearing capacity is strong, the good advantage of heat conduction effect.

In some embodiments, the frame defines a plurality of the mounting areas, the plurality of load bearing members is in one-to-one correspondence with the plurality of mounting areas.

In some embodiments, the mounting area is a rectangular area, the load-bearing beams extend along the length direction of the mounting area, and a plurality of the load-bearing beams are arranged at intervals along the width direction of the mounting area.

In some embodiments, the load beam is integrally formed with the frame.

In some embodiments, the load bearing assembly includes a mounting plate secured to the frame, and the load bearing beam is coupled to the frame via the mounting plate.

In some embodiments, the mounting plate is an enclosure extending circumferentially of the mounting region.

In some embodiments, the mounting plate is connected to the frame by rivets.

In some embodiments, the frame includes a frame and a partition plate, the partition plate is disposed in a cavity enclosed by the frame, and the partition plate is connected to an inner wall surface of the frame, and the partition plate partitions the cavity into a plurality of installation areas.

The utility model discloses battery package, including above-mentioned arbitrary embodiment battery box.

The utility model discloses vehicle, including above-mentioned embodiment the battery package.

Drawings

Fig. 1 is a schematic structural diagram of a battery box according to an embodiment of the present invention.

Fig. 2 is a schematic sectional structure diagram of a battery box according to an embodiment of the present invention.

Fig. 3 is a partially enlarged schematic view at a in fig. 2.

Fig. 4 is a schematic diagram of the battery box body of the embodiment of the present invention for installing the battery cell.

Fig. 5 is a schematic diagram of a battery case body provided with an electric core according to an embodiment of the present invention.

Fig. 6 is a schematic diagram of the battery box body of the embodiment of the present invention for installing the battery cell.

Reference numerals:

a battery case 100;

a frame 10; a frame 11; a partition plate 12; a transverse plate body 121; a vertical plate 122;

a load bearing member 20; a spandrel girder 21; a mounting plate 22;

a mounting area 30; a communication hole 301;

a rivet 40;

a battery cell 200; a short-knife cell 210; a small square-shell cell 220.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

The battery case 100 according to an embodiment of the present invention is described below with reference to the drawings.

As shown in fig. 1-3, the battery box 100 of the embodiment of the present invention includes a frame 10 and a bearing assembly 20, the frame 10 encloses a mounting area 30 that is through from top to bottom, the bearing assembly 20 is disposed at the bottom of the mounting area 30, the bearing assembly 20 includes a plurality of bearing beams 21, the bearing beams 21 are connected to the frame 10, and a communication hole 301 for communicating the mounting area 30 with the outside is formed between the bearing beams 21 and the frame 10 and/or between adjacent bearing beams 21.

That is, the frame 10 encloses a mounting area 30 for accommodating the battery cell 200, and the battery cell 200 may be mounted on the load-bearing beam 21 of the load-bearing assembly 20, with the load-bearing beam 21 carrying the battery cell 200. Further, a communication hole 301 for communicating the mount area 30 with the outside is formed between the bearing beam 21 and the frame 10; or, a communication hole 301 for communicating the installation area 30 with the outside is formed between the adjacent bearing beams 21; alternatively, communication holes 301 for communicating the installation area 30 with the outside are formed between the bearing beam 21 and the frame 10 and between adjacent bearing beams 21.

It can be understood that, the battery box 100 of the embodiment of the present invention increases the bearing capacity by setting the battery cell 200 on the bearing beam 21, and further sets the communication hole 301, and replaces the bearing bottom plate in the related art with the communication hole 301, thereby improving the thermal conductivity.

In addition, the communication holes can be filled with heat-conducting glue, the heat-conducting glue has good heat-conducting performance, the heat-conducting effect can be further improved, and the heat-radiating effect of the liquid cooling plate on the electric core 200 in the battery box body 100 can be further improved.

Alternatively, the load beam 21 is made of a metal material, so that the heat conductivity of the load beam 21 is good, and the heat conductivity can be further improved.

Therefore, the utility model discloses battery box 100 has that bearing capacity is strong, the good advantage of heat conduction effect.

It should be noted that, in the related art, the liquid cooling plate is easily deformed under the action of gravity of the battery cell 200, which may cause a cooling liquid channel inside the liquid cooling plate to narrow or even block, thereby affecting the heat dissipation effect of the battery cell 200. The utility model discloses battery box 100 establishes in the top of liquid cooling board (not shown in the figure), and the liquid cooling board need not bear electric core 200 to can avoid the liquid cooling board to warp, can guarantee the radiating effect to electric core 200. In addition, the liquid cooling plate carries out heat conduction with electric core 200 through the heat conduction glue (not shown in the figure) that the intercommunicating pore 301 intussuseption was filled, can increase the heat transfer effect, and then improves the radiating effect.

In some embodiments, as shown in fig. 1, 4-6, the frame 10 defines a plurality of mounting areas 30, the plurality of load bearing members 20 is provided, and the plurality of load bearing members 20 corresponds to the plurality of mounting areas 30. That is to say, electric core 200 can be divided into the multiunit, and a set of electric core 200 is installed correspondingly in a installing zone 30, can reduce the bearing capacity of single bearing component 20, and then can improve the utility model discloses the whole bearing capacity of battery box 100 of embodiment.

In addition, the position of a plurality of installing zones 30 can be specifically set up according to the structure of battery box 100 and the installation space of battery box, consequently, the utility model discloses battery box 100 can adapt to different motorcycle types.

Preferably, the plurality of mounting regions 30 are arranged in a matrix.

In some alternative embodiments, as shown in fig. 1-3, the frame 10 includes a frame 11 and a partition 12, the partition 12 is disposed in a cavity enclosed by the frame 11, the partition 12 is connected to an inner wall surface of the frame 11, and the partition 12 divides the cavity into a plurality of installation areas 30.

The shape and arrangement of the partition plate 12 may be specifically set according to the design position of the installation region 30, so that it can be adapted to different compartments.

As shown in fig. 1, the partition plate 12 includes a horizontal plate body 121 and a vertical body, the horizontal plate body 121 extending in the left-right direction, and the vertical plate body 122 extending in the front-rear direction. The divider plate 12 may divide the cavity into a plurality of mounting zones 30 arranged in a matrix.

Preferably, the divider plate 12 is of a cross-shaped configuration so as to divide the cavity into four chequered mounting areas 30.

In some embodiments, as shown in fig. 1, 4-6, the mounting area 30 is a rectangular area, the bearing beam 21 extends along the length direction (e.g., the left-right direction in fig. 1) of the mounting area 30, and the plurality of bearing beams 21 are arranged at intervals along the width direction (e.g., the front-back direction in fig. 1) of the mounting area 30.

It can be understood that, when the battery box 100 of the embodiment of the present invention installs the battery cell 200, the battery cell 200 is placed into the installation area 30 from top to bottom, and then the position is adjusted along the left and right directions and the front and back directions, and finally the battery cell is installed on the bearing beam 21.

The battery cell 200 may be a short-blade battery cell 210 or a small square-shell battery cell 220. The short-blade cell 210 corresponds to the shape and size of the mounting area 30 and can be mounted directly in the mounting area 30.

The size of little square shell electricity core 220 is less, and little square shell electricity core 220 is the platykurtic, and during the installation of little square shell electricity core 220, the length direction of little square shell electricity core 220 is unanimous with the width direction of installing zone 30, and little square shell electricity core 220 sets gradually along the length direction of installing zone 30, consequently the utility model discloses the spandrel girder 21 of battery box 100 can bear little square shell electricity core 220.

In some embodiments, the load bearing assembly 20 includes a mounting plate 22, the mounting plate 22 is fixed to the frame 10, and the load bearing beam 21 is connected to the frame 10 through the mounting plate 22. It will be appreciated that the mounting plate 22 may be connected to the frame 10 by a connector to increase the strength of the connection and thus the load bearing capacity of the load bearing assembly 20.

It is understood that there may be one or more mounting plates 22. When the mounting plate 22 is one, the plurality of load bearing beams 21 are all connected with the mounting plate 22. When the mounting plates 22 are multiple, the mounting plates 22 are divided into multiple plate groups, and one plate group corresponds to one bearing beam 21.

Further, when the mounting plate 22 is one, the mounting plate 22 may be a shroud extending circumferentially of the mounting region 30. That is to say, the mounting plate 22 is a rectangular frame, the plurality of load-bearing beams 21 of the load-bearing assembly 20 are all connected to the mounting plate 22, and the rectangular frame is connected to the side wall of the mounting area 30, so that the number of connection points and connection pieces between the mounting plate 22 and the frame 10 can be increased, and the connection strength can be further improved.

In some embodiments, the mounting plate 22 is attached to the frame 10 by rivets 40, which facilitate mounting of the rivets 40 and save mounting time. Optionally, the rivet 40 is a blind rivet 40, so that the connection strength can be improved and the bearing capacity of the load bearing component 20 can be improved.

In other embodiments, the load beam 21 is integrally formed with the frame 10. That is, the bearing beam 21 is integrated on the frame 10, the frame 10 is integrally formed, and the bearing beam 21 is a part of the frame 11 or the partition plate 12, so that the bearing capacity of the bearing beam 21 can be improved. Therefore, the battery box 100 of the embodiment of the present invention has fewer installation steps, and can improve the assembly time of saving the vehicle.

It is understood that the battery case 100 according to the embodiment of the present invention is suitable for the small-sized mounting region 30.

The utility model discloses battery package, including the battery box 100 of any above-mentioned embodiment.

The utility model discloses vehicle, including the battery package of above-mentioned embodiment.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although the above embodiments have been shown and described, it should be understood that they are exemplary and should not be construed as limiting the present invention, and that many changes, modifications, substitutions and alterations to the above embodiments by those of ordinary skill in the art are intended to be within the scope of the present invention.

Claims

1. A battery box, characterized in that includes:

the frame encloses a mounting area which is communicated up and down; and

the bearing assembly is arranged at the bottom of the installation area and comprises a plurality of bearing beams, the bearing beams are connected with the framework, and communication holes for communicating the installation area with the outside are formed between the bearing beams and the framework and/or between adjacent bearing beams.

2. The battery box of claim 1, wherein the frame defines a plurality of the mounting areas, the plurality of load bearing members are in one-to-one correspondence with the plurality of mounting areas.

3. The battery box body as claimed in claim 1, wherein the mounting area is a rectangular area, the bearing beams extend along a length direction of the mounting area, and the bearing beams are arranged at intervals along a width direction of the mounting area.

4. The battery box of claim 1, wherein the load beam is integrally formed with the frame.

5. The battery box of claim 1, wherein the load bearing assembly includes a mounting plate secured to the frame, the load bearing beam being coupled to the frame via the mounting plate.

6. The battery box of claim 5, wherein the mounting plate is a shroud extending circumferentially of the mounting region.

7. The battery box according to claim 5 or 6, wherein the mounting plate is connected to the frame by a rivet.

8. The battery box body according to claim 2, wherein the frame comprises a frame and partition plates, the partition plates are arranged in a cavity defined by the frame and are connected with the inner wall surface of the frame, and the partition plates divide the cavity into a plurality of mounting areas.

9. A battery pack characterized by comprising the battery case according to any one of claims 1 to 8.

10. A vehicle characterized by comprising the battery pack according to claim 9.