CN216161854U

CN216161854U - Battery box

Info

Publication number: CN216161854U
Application number: CN202122086442.0U
Authority: CN
Inventors: 杨强; 徐卫东; 张男
Original assignee: Xiamen Haichen New Energy Technology Co Ltd
Current assignee: Xiamen Hithium Energy Storage Technology Co Ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-04-01
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a battery box according to an embodiment of the utility model, which comprises: a case defining an accommodating space; a battery module, the battery module includes: the battery box comprises a plurality of battery monomers and a bracket, wherein the battery monomers are arranged in the bracket, and a first support column is arranged on one side of the bracket facing the box body; the buffer pad, the buffer pad clamp is located first support column with between the box. Through setting up first support column on the support to and set up the blotter between first support column and box, use the battery box when receiving the vibration, the part vibration can be absorbed to the blotter, with the installation stability who promotes the battery module.

Description

Battery box

Technical Field

The utility model relates to the field of battery boxes, in particular to a battery box.

Background

Under the pressure of energy crisis and environmental pollution problems, safety, environmental protection, and energy conservation are becoming more and more important in the current social development. Therefore, the energy storage device is more and more widely applied due to the characteristics of energy conservation, environmental protection and no pollution, and for example, the energy storage device can be applied to a plurality of application fields such as electric vehicles and electronic equipment.

Among the correlation technique, when battery module set up in the box, because the restriction of tolerance, battery module can not rock in can leading to battery module completely with the box butt like this to and, when the battery box received the vibration, be the rigid connection between battery module and the box, great to battery module's damage.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. To this end, it is an object of the present invention to provide a battery box, in which a first support column is provided on a bracket, and a buffer pad is provided between the first support column and a box body, the buffer pad can absorb a part of vibration to improve the mounting stability of a battery module.

According to the battery box of the embodiment of the utility model, the battery box comprises: a case defining an accommodating space; a battery module, the battery module includes: the battery box comprises a plurality of battery monomers and a bracket, wherein the battery monomers are arranged in the bracket, and a first support column is arranged on one side of the bracket facing the box body; the buffer pad, the buffer pad clamp is located first support column with between the box.

According to the battery box provided by the embodiment of the utility model, the first support column is arranged on the support, and the buffer cushion is arranged between the first support column and the box body, so that when the battery box is used and is subjected to vibration, the buffer cushion can absorb part of the vibration, and the mounting stability of the battery module is improved.

According to some embodiments of the utility model, the first support column is disposed in a middle portion of the bracket.

According to some embodiments of the utility model, the stent comprises: the support comprises a support body and a flanging, wherein the flanging is arranged at the edge of the support body, the first support column is arranged on the support body, and the height of the first support column is greater than that of the flanging.

According to some embodiments of the utility model, the cushion pad is bonded to an end of the first support post; or the cushion pad is in surface-to-surface contact with the end of the first support column.

According to some embodiments of the utility model, a second support column is provided on the inner surface of the box, and the cushion is sandwiched between the first support column and the second support column.

According to some embodiments of the utility model, the second support column comprises: the first column section is arranged on the inner surface of the box body, the second column section is arranged on the first column section and has an outer diameter smaller than that of the first column section, and the buffer cushion is in contact with the end surface of the second column section; or the cushion pad is sleeved on the second column section and is in contact with the end face of the first column section.

According to some embodiments of the utility model, a reinforcement is provided on an inner surface of the box body, the reinforcement being connected to the second support column.

According to some embodiments of the utility model, the reinforcing part is a plurality of ribs, and the plurality of ribs are distributed at intervals on the periphery of the second supporting column.

According to some embodiments of the utility model, the stent comprises: first support body and second support body, first support body with the second support body sets up relatively, and is a plurality of battery monomer set up in first support body with between the second support body, first support body with the second support body orientation one side of box all is provided with first support column, every first support column all corresponds and is provided with the blotter.

According to some embodiments of the utility model, the case comprises: first case shell and second case shell, first case shell with second case shell sets up relatively and detachably connects, first case shell with first support body fill up between the first support column and be equipped with the blotter, and second case shell with the second support body fill up between the second support column and be equipped with the blotter.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural view of a battery case according to an embodiment of the present invention;

fig. 2 is an exploded view of a battery case according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a battery module according to an embodiment of the present invention;

fig. 4 is a partial schematic view a of fig. 2.

Reference numerals:

100. a battery box;

10. a box body; 11. a second support column; 111. a first column section; 112. a second column section; 12. a reinforcing portion; 13. a first enclosure; 14. a second enclosure;

20. a battery module; 21. a battery cell; 22. a support; 221. a stent body; 222. flanging; 223. a first frame body; 224. a second frame body; 225. a first support column;

30. a handle; 40. a cushion pad.

Detailed Description

A battery case 100 according to an embodiment of the present invention is described below with reference to fig. 1 to 4.

As shown in fig. 1 to 3, a battery case 100 according to an embodiment of the present invention includes: box 10, battery module 20 and cushion 40, box 10 inject accommodation space, and battery module 20 includes: the plurality of battery cells 21 are disposed in the bracket 22, that is, the bracket 22 can clamp the plurality of battery cells 21 together, and the plurality of battery cells 21 can be fixed by the bracket 22, so that the connection stability between the plurality of battery cells 21 can be improved.

In addition, as shown in fig. 2 and 3, the bracket 22 is provided with a first support column 225 on a side facing the housing 10, and the cushion 40 is interposed between the first support column 225 and the housing 10. As such, the buffer pad 40 can improve the mounting stability of the battery module 20 by providing the first support column 225 and the buffer pad 40 between the case 10 and the bracket 22. That is, when the battery module 20 is mounted in the case 10, the buffer pads 40 may play a role of buffering, so that when the battery box 100 is shaken, the buffer pads 40 may absorb the vibration of the battery module 20, which may improve the mounting stability of the battery module 20. And, the provision of the cushion pad 40 can compensate for the tolerance between the battery module 20 and the case 10, and reduce the problem of the inconsistency of the tolerance between the battery module 20 and the case 10 due to the production conditions and the assembly conditions.

Thus, by providing the first support column 225 on the bracket 22 and providing the buffer pad 40 between the first support column 225 and the case 10, the buffer pad 40 can absorb part of the vibration when the battery case 100 is subjected to the vibration, so as to improve the mounting stability of the battery module 20.

Referring to fig. 2, the first support column 225 is disposed at the middle of the bracket 22. Wherein, first support column 225 sets up the middle part at support 22 for first support column 225 can the butt at the middle part of box 10, thereby can promote the stability at box 10 middle part, promptly, first support column 225's butt effect is best this moment, avoids box 10 to take place to warp when the middle part atress and influences battery module 20's normal use. Also, when the first support column 225 is provided at the edge of the bracket 22, it may be configured to affect the connection node at the edge of the bracket 22, i.e., such an arrangement may facilitate the arrangement of the first support column 225.

As shown in fig. 3, the holder 22 includes: the support comprises a support body 221 and a flange 222, wherein the flange 222 is arranged at the edge of the support body 221, a first support column 225 is arranged on the support body 221, and the height of the first support column 225 is greater than that of the flange 222. Wherein, be provided with turn-ups 222 in the edge of support body 221, can promote the structural strength of support body 221 like this to and, set up turn-ups 222 and can also increase the distance between support body 221 and the box 10, thereby can provide dodging the space for the tip and the connecting piece of battery monomer 21, avoid connecting piece and battery monomer 21's tip and box 10 to take place the friction. Of course, the height of the first support column 225 is greater than that of the flange 222, and the first support column 225 can be stopped against the case 10, so that the installation stability of the battery module 20 can be improved.

Wherein the cushion 40 may be adhered to the end of the first support column 225. That is, the buffer pad 40 is fixed to the first support column 225 by means of adhesion, so that the fixation of the buffer pad 40 can be facilitated, and the assembly efficiency of the battery box 100 can be improved while the buffer pad 40 is fixed. Wherein, one side of the cushion pad 40 is provided with glue, or glue is provided between the cushion pad 40 and the first support column 225. Of course, the cushion 40 may be in surface-to-surface contact with the end of the first support column 225. That is, when being installed, the cushion 40 directly abuts between the first support column 225 and the box body 10, and thus the fixing of the cushion 40 can be achieved.

Further, as shown in fig. 2, a second support column 11 is provided on the inner surface of the cabinet 10, and the cushion 40 is interposed between the first support column 225 and the second support column 11. That is to say, when battery module 20 is installed in box 10, blotter 40 presss from both sides and establishes between first support column 225 and second support column 11, so set up, it is at a fixed time in the clearance between battery module 20 and box 10 for first support column 225 and the length of second support column 11 are all shorter, can guarantee the joint strength between first support column 225 and the support body 221 like this, and can guarantee the joint strength between second support column 11 and the box 10, thereby it is more stable when making blotter 40 set up between box 10 and battery module 20. In addition, when the cushion 40 directly abuts against the box 10, the structure of the box 10 may be damaged, and thus, the cushion 40 abuts against the second support column 11 to prevent the box 10 from being damaged.

Further, as shown in fig. 2 and 4, the second support column 11 includes: a first column section 111 and a second column section 112, the first column section 111 being provided on an inner surface of the case 10, the second column section 112 being provided on the first column section 111, and an outer diameter of the second column section 112 being smaller than an outer diameter of the first column section 111. As such, the second support column 11 includes the first column section 111 and the second column section 112, and the outer diameter of the second column section 112 is smaller than the outer diameter of the first column section 111, so that the molding of the second support column 11 can be facilitated, and the structural strength of the second support column 11 can be improved.

Wherein, the buffer pad 40 is in contact with the end face of the second column section 112, that is, when the battery box 100 is assembled, the buffer pad 40 is sandwiched between the first support column 225 and the second column section 112, that is, the outer diameter of the second column section 112 may be equal to the outer diameter of the first support column 225, so that the fixation of the buffer pad 40 may be facilitated. Alternatively, the cushion 40 is fitted over the second column section 112, and the cushion 40 is in contact with the end face of the first column section 111. That is to say, the external diameter of second column 112 can be less than the external diameter of first support column 225, and like this, when blotter 40 sets up between second column 112 and first support column 225, the one end of blotter 40 can be fine with first support column 225 looks butt, the other end of blotter 40 can with the terminal surface looks butt of first column 111, the effect of fixed blotter 40 can be played to second column 112 promptly, makes things convenient for the equipment of battery box 100 promptly.

Referring to fig. 3, a reinforcement part 12 is provided on an inner surface of the cabinet 10, and the reinforcement part 12 is connected to the second support column 11. So set up, through set up the reinforcement 12 that is connected with second support column 11 on the internal surface of box 10 to can promote the structural strength of second support column 11, make first support column 225 and second support column 11 when ending, second support column 11 can not take place to damage. In addition, the reinforcing part 12 may also reinforce the structural strength of the case 10.

Referring to fig. 3, the reinforcing portion 12 may be a plurality of ribs, and the plurality of ribs are spaced apart from each other around the second supporting column 11. Wherein, a plurality of protruding muscle can distribute on the periphery of second support column 11, so set up the structural stability that can further promote second support column 11, further avoid the fracture of second support column 11 promptly. Specifically, protruding muscle can be for 4, and 4 protruding muscle interval distribution are in the periphery of second support column 11, and mutually perpendicular sets up between two adjacent protruding muscle, so not only can promote the structural strength of second support column 11, can also promote the structural strength of box 10. Alternatively, the number of ribs may be other than 5 or 6.

As shown in fig. 2, the holder 22 includes: first support body 223 and second support body 224, first support body 223 and second support body 224 set up relatively, and a plurality of battery monomer 21 set up between first support body 223 and second support body 224, and first support body 223 and second support body 224 all are provided with first support column 225 towards one side of box 10, and every first support column 225 all corresponds and is provided with blotter 40. That is to say, all be provided with first support column 225 on first support body 223 and the second support body 224, so set up for when battery module 20 is installed in box 10, battery module 20 all is injectd by first support column 225 in the left and right direction, thereby can promote battery module 20's installation stability. And, every first support column 225 all corresponds and is provided with blotter 40, so set up blotter 40 and can all cushion battery module 20 in the left and right sides orientation, can promote battery module 20's installation stability like this.

Further, as shown in fig. 1 to 3, the case 10 includes: first case shell 13 and second case shell 14, first case shell 13 and second case shell 14 set up relatively to detachably connects between the two, fill up between first support column 225 of first case shell 13 and first support body 223 and be equipped with blotter 40, and fill up between second support column 11 of second case shell 14 and second support body 224 and be equipped with blotter 40. Thus, the first support column 225, the cushion 40 and the second support column 11 are arranged between the first case 13 and the first frame 223, so that the degree of freedom of the movement of the battery module 20 to the first case 13 can be limited, the second support column 11, the cushion 40 and the second support column 11 are arranged between the second case 14 and the second frame 224, so that the degree of freedom of the movement of the battery module 20 to the second case 14 can be limited. Thus, when the battery module 20 is disposed in the case 10, the mounting stability of the battery module 20 can be improved by the first support column 225, the cushion 40, and the second support column 11.

Wherein, relative setting about first case shell 13 and the second case shell 14, so set up the gravity that can make a plurality of battery monomer 21 and evenly distribute on first case shell 13 and second case shell 14, fine solution because of the bottom of box 10 bears the problem that gravity makes battery monomer 21 drop alone, greatly improved battery box 100's life. And the handle 30 is arranged on the same side of the first box shell 13 and the second box shell 14, and the handle 30 is movably connected with the first box shell 13 and the second box shell 14 respectively. That is, be equipped with handle 30 in the same side of first case shell 13 and second case shell 14 to be connected with first case shell 13 and second case shell 14 jointly, so set up, can make the even transmission in handle 30 of the gravity of battery monomer 21 through first case shell 13 and second case shell 14, rather than handle 30 only is connected with first case shell 13 or second case shell 14, can avoid like this because of handle 30 atress is uneven, and then influence personnel's carrying and taking. Moreover, the handle 30 is connected to the same side of the first casing 13 and the second casing 14, so that the problem that the stress concentration of the first casing 13 or the second casing 14 on one side can cause the fracture of the stressed first casing 13 or the stressed second casing 14 to cause the falling of the battery unit 21 can be avoided.

In the description of the present invention, it is to be understood that the terms "central," "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 are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the 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 utility model.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "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 utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. A battery box, comprising:

a case defining an accommodating space;

a battery module, the battery module includes: the battery box comprises a plurality of battery monomers and a bracket, wherein the battery monomers are arranged in the bracket, and a first support column is arranged on one side of the bracket facing the box body;

the buffer pad, the buffer pad clamp is located first support column with between the box.

2. The battery box according to claim 1, wherein the first support column is provided at a middle portion of the bracket.

3. The battery box of claim 1, wherein the bracket comprises: the support comprises a support body and a flanging, wherein the flanging is arranged at the edge of the support body, the first support column is arranged on the support body, and the height of the first support column is greater than that of the flanging.

4. The battery box according to claim 1, wherein the cushion pad is bonded to an end of the first support column; or

The cushion pad is in surface-to-surface contact with the end of the first support column.

5. The battery box according to claim 1, wherein a second support column is provided on an inner surface of the box body, and the cushion is sandwiched between the first support column and the second support column.

6. The battery box of claim 5, wherein the second support column comprises: the first column section is arranged on the inner surface of the box body, the second column section is arranged on the first column section and has an outer diameter smaller than that of the first column section, and the buffer cushion is in contact with the end surface of the second column section; or

The buffer pad is sleeved on the second column section and is in contact with the end face of the first column section.

7. The battery box according to claim 5, wherein a reinforcement portion is provided on an inner surface of the box body, the reinforcement portion being connected to the second support column.

8. The battery box of claim 7, wherein the reinforcing portion is a plurality of ribs, and the plurality of ribs are spaced around the second support column.

9. The battery box of claim 5, wherein the bracket comprises: first support body and second support body, first support body with the second support body sets up relatively, and is a plurality of battery monomer set up in first support body with between the second support body, first support body with the second support body orientation one side of box all is provided with first support column, every first support column all corresponds and is provided with the blotter.

10. The battery box according to claim 9, characterized in that the box body comprises: first case shell and second case shell, first case shell with second case shell sets up relatively and detachably connects, first case shell with first support body fill up between the first support column and be equipped with the blotter, and second case shell with the second support body fill up between the second support column and be equipped with the blotter.