CN215911535U

CN215911535U - Energy storage device

Info

Publication number: CN215911535U
Application number: CN202122128468.7U
Authority: CN
Inventors: 杨强
Original assignee: Xiamen Haichen New Energy Technology Co Ltd
Current assignee: Xiamen Hithium Energy Storage Technology Co Ltd
Priority date: 2021-09-03
Filing date: 2021-09-03
Publication date: 2022-02-25
Anticipated expiration: 2031-09-03

Abstract

The utility model discloses an energy storage device, which comprises a bracket, wherein the bracket is provided with an installation space, the side wall of the installation space is provided with a guide rail, and one end of the guide rail is provided with a limiting part; the battery module is supported by the guide rail and is abutted to the limiting part. The energy storage device of the embodiment is provided with the limiting part at one end of the support guide rail, so that the battery module can be directly supported on the limiting part to realize convenient installation when sliding into the guide rail from the other end of the guide rail for installation.

Description

Energy storage device

Technical Field

The utility model relates to the technical field of energy storage, in particular to an energy storage device.

Background

In the related art, the battery module can store the power generated by the solar panel for the user to use when needed. Generally, a plurality of battery modules may be assembled together using a bracket and electrically connected in series, parallel, or series-parallel to obtain a desired voltage or current, etc. However, the current bracket is not limited to the battery module during installation, so that the installation is inconvenient.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an energy storage device.

An energy storage device according to an embodiment of the present invention includes:

the device comprises a bracket, a base, a guide rail and a positioning piece, wherein the bracket is provided with an installation space, the side wall of the installation space is provided with the guide rail, and one end of the guide rail is provided with a limiting part;

the battery module is supported by the guide rail and is abutted to the limiting part.

The energy storage device of the embodiment is provided with the limiting part at one end of the support guide rail, so that the battery module can be directly supported on the limiting part to realize convenient installation when sliding into the guide rail from the other end of the guide rail for installation.

In certain embodiments, the bracket includes a bottom portion, a top portion, and a plurality of connecting posts connecting the bottom portion and the top portion, the plurality of connecting posts spacing a space between the bottom portion and the top portion into a plurality of the mounting spaces.

In certain embodiments, the bottom portion is plate-shaped and the top portion is frame-shaped.

In some embodiments, each of the installation spaces includes two opposite side walls, and two of the pair of guide rails are respectively disposed on the two side walls along the same height.

In some embodiments, the rack is provided with a plurality of pairs of the guide rails in a height direction of the rack.

In some embodiments, the guide rail includes a support portion and a connection portion, the connection portion is connected to one side of the support portion, the limiting portion is disposed on the connection portion or the support portion, the guide rail is fixed to the connection post through the connection portion, and the support portion supports the battery module.

In some embodiments, the middle of the connecting portion is provided with a groove, and both ends of the connecting portion are provided with through holes.

In some embodiments, the bracket includes a support foot, the support foot is mounted to the bottom portion, and the support foot defines a mounting hole.

In some embodiments, the limiting portion is provided with a connecting hole, the energy storage device comprises a fastening piece, and the fastening piece penetrates through the connecting hole and is fixedly connected with the battery module.

In some embodiments, the guide rail is formed by bending sheet metal parts.

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 diagram of an energy storage device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a stent according to an embodiment of the present invention;

fig. 3 to 5 are schematic structural views of guide rails according to embodiments of the present invention;

fig. 6 is a schematic view of the structure of a planar member of a guide rail according to an embodiment of the present invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for the purpose of illustrating the embodiments of the present invention and are not to be construed as limiting the embodiments of the present invention.

In embodiments of the present invention, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact with each other through another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following disclosure provides many different embodiments or examples for implementing different configurations of embodiments of the utility model. In order to simplify the disclosure of embodiments of the utility model, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Embodiments of the utility model may repeat reference numerals and/or letters in the various examples for simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, embodiments of the present invention provide examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.

Referring to fig. 1 to 5, an energy storage device 100 according to an embodiment of the utility model includes: the battery module comprises a bracket 102 and a battery module 104, wherein the bracket 102 is provided with an installation space 106, a guide rail 108 is arranged on the side wall of the installation space 106, and one end of the guide rail 108 is provided with a limiting part 110. The battery module 104 is supported by the guide rail 108, and the battery module 104 abuts against the stopper 110.

In the energy storage device 100 of the above embodiment, the limiting portion 110 is disposed at one end of the guide rail 108 of the bracket 102, so that when the battery module 104 slides into the guide rail 108 from the other end of the guide rail 108 for installation, the battery module can directly abut against the limiting portion 110 to achieve convenient installation.

Specifically, the bracket 102 may be made of a metal material, and has a high structural strength and a small deformation, so as to be able to bear a large number of battery modules 104. Energy storage device 100 may be fabricated in the form of a household energy storage cabinet or in the form of a small container. The energy storage device 100 may be placed outdoors or indoors, and may be configured according to actual situations. In addition, when energy storage device 100 is placed outdoors, attention is paid to the requirements of the dustproof and waterproof grade.

The battery module 104 may be a lithium battery module 104, or may be another type of battery module 104, and is not limited herein. A battery module 104 may include a plurality of battery cells assembled together by the battery support 102 and electrically connected in series, parallel, or both to obtain a desired voltage or current, and each battery module 104 has a positive electrode and a negative electrode. In addition, a plurality of electric cores can set up at interval, are favorable to the heat dissipation on the one hand, and on the other hand when an electric core has the inflation phenomenon for the inflation electric core is difficult for influencing another adjacent electric core, has guaranteed the safety of other normal electric cores.

When the battery module 104 is mounted to the mounting space 106, it may slide into the guide rail 108 from the other end of the guide rail 108, and the other end of the guide rail 108 is slid by the battery module 104. When the battery module 104 slides into the limiting portion 110 at one end of the guide rail 108, the battery module 104 can not slide into any more, and the installation of the battery module 104 is prompted, so that the user can install the battery module 104 conveniently.

In the illustrated embodiment, the bracket 102 is generally rectangular in shape. It is understood that in other embodiments, the shape of the support 102 may be selected according to the location of placement, and is not particularly limited herein. In certain embodiments, the stent 102 may be referred to as a tufting frame.

In some embodiments, the bracket 102 includes a bottom portion 112, a top portion 114, and a plurality of connecting posts 116 connecting the bottom portion 112 and the top portion 114, the plurality of connecting posts 116 spacing the space between the bottom portion 112 and the top portion 114 into the plurality of mounting spaces 106. In this way, more heat dissipation space and reduced weight of the bracket 102 can be provided.

Specifically, connect bottom 112 and top 114 through spliced pole 116, have the interval between the adjacent two spliced poles 116, on the one hand, can be favorable to battery module 104 heat dissipation, promote battery module 104's radiating efficiency, on the other hand, also can reduce the use of material, under the circumstances of guaranteeing certain structural strength, avoid support 102 overweight, difficult transport. The plurality of mounting spaces 106 may mount a plurality of battery modules 104, which may improve the energy storage capacity of the energy storage device 100.

In some embodiments, the bottom portion 112 is plate-shaped and the top portion 114 is frame-shaped. Thus, the weight of the bracket 102 is further reduced and the heat dissipation efficiency is improved while the stability of the bracket 102 is ensured.

Specifically, since the bottom 112 bears most of the weight of the rack 102, the plate-shaped bottom 112 can ensure the stability of the rack 102 and prevent the rack 102 from tilting due to the unstable bottom 112. Being frame-shaped top 114, on the one hand can reduce the material and use, further reduce the weight of support 102, on the other hand, battery module 104 during operation for the ambient air temperature rises, and the air that the temperature rises can upwards flow, is frame-shaped top 114, can make the air current that rises can in time distribute out support 102 outside, has promoted the radiating efficiency.

In some embodiments, each mounting space 106 includes two opposing sidewalls, and two rails 108 of a pair of rails 108 are disposed on the two sidewalls, respectively, along the same height. Thus, one battery module 104 can be supported by the pair of guide rails 108, and the stability of the battery module 104 can be ensured.

Specifically, two of the pair of guide rails 108 may respectively support two sides of one battery module 104, and when the battery module is mounted, one end of each of the two sides of the battery module 104 may be abutted against the limiting portion 110 of the corresponding guide rail 108.

In the illustrated embodiment, the side walls of the mounting space 106 are constituted by the side walls of the connecting column 116. It is understood that in other embodiments, the sidewalls of the mounting space 106 may be formed by sidewalls of other structural members of the bracket 102, or the sidewalls of the connecting column 116 and the sidewalls of other structural members may form the sidewalls of the mounting space 106, and are not limited to the sidewalls of the connecting column 116.

In some embodiments, the rack 102 is provided with a plurality of pairs of rails 108 along the height direction of the rack 102. In this manner, the bracket 102 can be made to mount a plurality of battery modules 104.

Specifically, one battery module 104 may be mounted on one pair of rails 108, a plurality of battery modules 104 may be mounted on a plurality of pairs of rails 108, and the number of battery modules 104 may be greater than the number of pairs of rails 108, equal to the number of pairs of rails 108, or less than the number of pairs of rails 108. In the illustrated embodiment, two mounting spaces 106 are provided side by side along the longitudinal direction L of the bracket 102. Two pairs of rails 108 are installed at both sidewalls of each installation space 106 in the height direction H of the bracket 102, i.e., the bracket 102 has two layers of rails 108. The two mounting spaces 106 have 4 pairs of rails 108 in common, and 4 battery modules 104 can be mounted on the 4 pairs of rails 108. In addition, a lower mounting space 106 is formed between the guide rail 108 near the bottom 112 of the bracket 102 and the bottom 112 of the bracket 102, the battery module 104 can be mounted to the lower mounting space 106 along the bottom 112, and a limiting portion 110 is disposed on a side wall of the lower mounting space to limit the mounting position of the battery module 104.

Furthermore, along the height direction of the bracket, an upper limiting part 117 is further arranged between two adjacent guide rails 108 on the same connecting column 116, the upper limiting part 117 and the limiting part 110 of the lower guide rail 108 form limiting for the upper position and the lower position of the battery module 104, and the stability of installing the battery module 104 is further improved.

In some embodiments, the guide rail 108 includes a support portion 118 and a connection portion 120, the connection portion 120 connects one side of the support portion 118, the limiting portion 110 is disposed on the connection portion 120 or the support portion 118, the guide rail 108 is fixed on the connection post 116 through the connection portion 120, and the support portion 118 supports the battery module 104. In this manner, mounting and support of the rail 108 may be achieved.

Specifically, in the illustrated embodiment, the stopper portion 110 is disposed at the connection portion 120, and the connection portion 120 is vertically connected to one side of the support portion 118 to form a support space having an L-shape.

The connecting portion 120 can be fixedly connected to the connecting column 116, for example, by welding or screwing, so that the guide rail 108 is fixed to the connecting column 116.

In some embodiments, the connecting portion 120 has a groove 122 formed in the middle thereof and a through hole 124 formed at both ends thereof. In this way, the weight of the connecting portion 120 can be reduced while ensuring the structural strength, thereby reducing the total weight of the bracket 102.

Specifically, the connecting portion 120 may be respectively and fixedly connected to the two connecting posts 116 through two ends, the middle portion of the connecting portion 120 is provided with the groove 122, which has less influence on the structural strength of the connecting portion 120, and the through holes 124 at two ends may also realize weight reduction of the connecting portion 120. In one example, the through holes 124 at the two ends can also be used as welding holes for welding, so that the two ends of the connecting portion 120 are respectively fixed on the two connecting posts 116 by welding. It is understood that in other embodiments, the through holes 124 at both ends can be used as screw holes or through holes for fixing with screws.

In some embodiments, the bracket 102 includes a support foot 126, the support foot 126 is mounted to the base 112, and the support foot 126 defines a mounting hole 128. In this manner, the bracket 102 may be made more stable.

Specifically, the support foot 126 can be fixed on a support surface (e.g., the ground) through the mounting hole 128, so as to avoid accidents caused by unexpected movement and shaking of the bracket 102. For example, screws may be used through the mounting holes 128 and threaded into the support surface. In this embodiment, the support foot 126 includes a support post 130 and a support plate 132, the support plate 132 is connected to the bottom 112 of the bracket 102 through the support post 130, and the area of the support plate 132 is larger than that of the support post 130, so as to further improve the stability of the bracket 102.

The supporting plate 132 is provided with mounting holes 128, and the number of the mounting holes 128 provided in each supporting plate 132 may be single, two, or more, and is not limited in particular.

In some embodiments, the limiting portion 110 defines a connection hole 134, and the energy storage device 100 includes a fastening member (not shown) that is inserted through the connection hole 134 and is fixedly connected to the battery module 104. In this way, the battery module 104 can be fixed to the rail 108.

Specifically, in one example, the fastening member is a screw, in fig. 4, the connection hole 134 is a through hole without threads, a fixing nut is embedded in the connection hole 134, and a stud of the screw is screwed with the fixing nut in the connection hole 134 and with a screw hole on a case of the battery module 104, so that the battery module 104 is fixed, and the fixing reliability of the battery module 104 can be improved.

In another example, the fastening members are screws, the connection holes 134 are screw holes, and the studs of the screws are screwed into the connection holes 134 and into screw holes on the case of the battery module 104, thereby achieving the fixation of the battery module 104 and improving the fixation reliability of the battery module 104.

Specifically, in another example, the fastening member is a screw, the connection hole 134 is a through hole without threads, and a stud of the screw passes through the connection hole 134 and is screwed with a screw hole on the housing of the battery module 104, so as to fix the battery module 104.

In yet another example, the fastener may be a pin, which is inserted through the connection hole 134 and closely fits with the fixing hole of the battery module 104 to fix the battery module 104.

In some embodiments, the guide rails 108 are bent from sheet metal. Thus, the guide rail 108 is inexpensive to manufacture.

Specifically, referring to fig. 6, a metal plate may be pressed out of the unfolded plane member 200 of the guide rail 108 through a die, and then the plane member 200 may be bent into the guide rail 108 with a desired structure by a bending machine. In this embodiment, the connecting portion 120 and the supporting portion 118 may be formed by bending the first folding line L1 by 90 degrees, and then the second folding line L2 may be formed by bending the second folding line L2 by 90 degrees, so as to form the stopper portion 110 vertically connected to the connecting portion 120. In another embodiment, the folding order may be reversed.

In the description herein, references to the description of the terms "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, schematic representations of the above terms do not necessarily 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.

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

Claims

1. An energy storage device, comprising:

2. The energy storage device of claim 1, wherein said bracket comprises a bottom portion, a top portion, and a plurality of connecting posts connecting said bottom portion and said top portion, said plurality of connecting posts spacing a space between said bottom portion and said top portion into a plurality of said mounting spaces.

3. The energy storage device of claim 2, wherein said bottom portion is plate-shaped and said top portion is frame-shaped.

4. The energy storage device of claim 1, wherein each of said mounting spaces includes two opposite side walls, and two of said pair of guide rails are respectively disposed on said two side walls along a same height.

5. The energy storage device according to claim 4, wherein the bracket is provided with a plurality of pairs of the guide rails in a height direction of the bracket.

6. The energy storage device as claimed in claim 2, wherein the guide rail comprises a support portion and a connecting portion, the connecting portion is connected to one side of the support portion, the limiting portion is disposed on the connecting portion or the support portion, the guide rail is fixed to the connecting column through the connecting portion, and the support portion supports the battery module.

7. The energy storage device as claimed in claim 6, wherein the connecting portion has a recess formed in a middle portion thereof and through holes formed at both ends thereof.

8. The energy storage device of claim 2, wherein the support comprises a support leg, the support leg is mounted to the bottom, and the support leg is provided with a mounting hole.

9. The energy storage device as claimed in claim 1, wherein the limiting portion is provided with a connecting hole, the energy storage device comprises a fastening member, and the fastening member penetrates through the connecting hole and is fixedly connected with the battery module.

10. The energy storage device of claim 1, wherein the guide rail is formed by bending a sheet metal part.