CN221009120U

CN221009120U - Energy storage cabinet

Info

Publication number: CN221009120U
Application number: CN202322660546.7U
Authority: CN
Inventors: 李义德
Original assignee: Svolt Energy Technology Co Ltd
Current assignee: Svolt Energy Technology Co Ltd
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-05-24
Anticipated expiration: 2033-09-28

Abstract

The utility model discloses an energy storage cabinet, which comprises: the rack comprises a plurality of cold plates and a plurality of stand columns, wherein the plurality of cold plates are arranged at intervals along the up-down direction, the stand columns extend along the up-down direction, the plurality of stand columns are arranged at intervals along the circumferential direction of the cold plates, each cold plate is connected with the plurality of stand columns, cooling channels are arranged in the cold plates, the plurality of stand columns comprise a first stand column and a second stand column, the first stand column is provided with a water inlet channel and a water inlet communicated with the water inlet channel, the second stand column is provided with a water outlet channel and a water outlet communicated with the water outlet channel, and each cooling channel is communicated with the water inlet channel and the water outlet channel; the battery modules are multiple, and the multiple battery modules are respectively arranged on the multiple cold plates. According to the energy storage cabinet disclosed by the utility model, the energy storage cabinet is simple in structure and the manufacturing cost is reduced.

Description

Energy storage cabinet

Technical Field

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

Background

In the related art, along with the continuous increase of demands of new energy power stations, electric vehicle charging piles and the like, the requirements on the electricity storage capacity and the application of the energy storage cabinet are urgent increasingly, but the electricity storage capacity demand is obviously increased, higher requirements are provided for heat dissipation and structure size of the energy storage cabinet, the traditional energy storage cabinet is usually composed of a battery pack, a battery rack and a liquid cooling pipeline, the structure is complex, the manufacturing cost is high, the installation is complex, the disassembly is inconvenient, and the after-sale maintenance cost is high.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the energy storage cabinet which is simple in structure and low in manufacturing cost.

According to an embodiment of the utility model, an energy storage cabinet comprises: the rack comprises a plurality of cold plates and a plurality of stand columns, wherein the plurality of cold plates are arranged at intervals along the up-down direction, the stand columns extend along the up-down direction, the plurality of stand columns are arranged at intervals along the circumferential direction of the cold plates, each cold plate is connected with the plurality of stand columns, a cooling channel is arranged in the cold plate, the plurality of stand columns comprise a first stand column and a second stand column, the first stand column is provided with a water inlet channel and a water inlet communicated with the water inlet channel, the second stand column is provided with a water outlet channel and a water outlet communicated with the water outlet channel, and each cooling channel is communicated with the water inlet channel and the water outlet channel; the battery modules are multiple, and the multiple battery modules are respectively placed on the multiple cold plates.

According to the energy storage cabinet provided by the embodiment of the utility model, the plurality of cold plates are arranged at intervals along the up-down direction, the stand columns extend along the up-down direction, the plurality of stand columns are arranged at intervals along the circumferential direction of the cold plates, each cold plate is connected with the plurality of stand columns, the cooling channels are arranged in the cold plates, the plurality of stand columns comprise a first stand column and a second stand column, the first stand column is provided with a water inlet channel and a water inlet communicated with the water inlet channel, the second stand column is provided with a water outlet channel and a water outlet communicated with the water outlet channel, each cooling channel is communicated with the water inlet channel and the water outlet channel, and in addition, the plurality of battery modules are arranged on the plurality of cold plates respectively. According to the utility model, the stand column and the cold plate are combined to cool the battery module and provide a supporting function for the battery module, so that the structure of the energy storage cabinet is simplified, and the manufacturing cost of the energy storage cabinet is reduced.

According to some embodiments of the utility model, a heat conducting pad is arranged between the upper surface of the cold plate and the battery module.

According to some embodiments of the utility model, a first foam is provided between the lower surface of the cold plate and the battery module.

In some embodiments of the present utility model, a soft shell is disposed outside the first foam, and an inflation inlet is disposed on the soft shell.

According to some embodiments of the utility model, the energy storage cabinet further comprises a housing comprising: the first side plate and the second side plate are respectively arranged on two opposite sides of the frame and detachably connected with the upright post.

In some embodiments of the utility model, a surface of at least one of the first side plate and the second side plate facing the battery module is provided with second foam.

In some embodiments of the utility model, the second foam extends in an up-down direction; or, the second foam is a plurality of the foam arranged at intervals along the up-down direction, each second foam is positioned between two adjacent cold plates, and the second foam corresponds to the battery modules one by one.

In some embodiments of the utility model, the housing further comprises: the first protection plate and the second protection plate are respectively arranged on two opposite sides of the frame, and are respectively connected with the stand column in a detachable mode.

According to some embodiments of the utility model, the cold plate and the upright are aluminum pieces.

According to some embodiments of the utility model, the cold plate and the stud are welded together.

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 foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

Fig. 1 is a perspective view of an energy storage cabinet according to an embodiment of the utility model;

FIG. 2 is an exploded view of an energy storage cabinet according to an embodiment of the utility model;

FIG. 3 is a perspective view of a cold plate and column of an energy storage cabinet according to an embodiment of the utility model;

Fig. 4 is an exploded view of a battery module, a heat conductive pad, and a first foam of an energy storage cabinet according to an embodiment of the present utility model.

Reference numerals:

100. An energy storage cabinet;

1. A frame; 11. a cold plate; 12. a column; 121. a first upright; 122. a second upright; 1211. a water inlet; 1221. a water outlet; 13. a thermal pad; 14. a first foam;

2. a battery module;

3. A housing; 31. a first side plate; 32. a second side plate; 33. a second foam; 34. a first protection plate; 35. and a second protection plate.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should 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", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

An energy storage cabinet 100 according to an embodiment of the present utility model is described below with reference to fig. 1 to 4.

As shown in fig. 1 and 2, an energy storage cabinet 100 according to an embodiment of the present utility model includes a rack 1 and a battery module.

Specifically, as shown in fig. 1, in combination with fig. 2 and 3, the rack 1 includes a plurality of cold plates 11 and a plurality of columns 12, the plurality of cold plates 11 are arranged at intervals in the up-down direction, each cold plate 11 is arranged horizontally, the columns 12 extend in the up-down direction, the plurality of columns 12 are arranged at intervals in the circumferential direction of the cold plates 11, and each cold plate 11 is connected to the plurality of columns 12. For example, in the example shown in fig. 3, each of the cold plates 11 is rectangular, the plurality of cold plates 11 are aligned in the up-down direction, the number of the columns 12 is four, and the four columns 12 are provided at four corner positions of the cold plates 11, respectively, and are connected at four corners of each of the cold plates 11.

The cooling plate 11 has therein cooling channels for flowing a cooling medium, the plurality of columns 12 includes a first column 121 and a second column 122, for example, two of the four columns 12 in fig. 3 are the first column 121 and the second column 122, respectively, the first column 121 has a water inlet flow passage and a water inlet 1211 communicating with the water inlet flow passage, the second column 122 has a water outlet flow passage and a water outlet 1221 communicating with the water outlet flow passage, each cooling channel communicates with the water inlet flow passage and the water outlet flow passage, the battery module 2 is plural, and the plurality of battery modules 2 are placed on the plurality of cooling plates 11, respectively. Cooling liquid, such as water, may enter the water inlet flow channel through the water inlet 1211, the cooling liquid in the water inlet flow channel may flow into the cooling channels of the respective cold plates 11, and the cooling liquid having completed heat exchange in the respective cold plates 11 may flow into the water outlet flow channel and finally flow out through the water outlet 1221.

Wherein, the water inlet and outlet of the cooling channels in the plurality of cold plates 11 are intensively distributed at the positions where the plurality of cold plates 11 are contacted with the upright posts 12 in a matching way. The stand 12 is used as a part of the liquid cooling pipeline, and is matched with a plurality of cold plates 11 to cool the battery module 2, meanwhile, the support function of the module structure is also born, the connecting pipeline and the connector inside the cabinet are saved, the structure of the energy storage cabinet 100 is greatly optimized, and the manufacturing cost of the energy storage cabinet 100 is reduced.

According to the energy storage cabinet 100 of the embodiment of the utility model, the plurality of cold plates 11 are arranged at intervals in the up-down direction, the stand columns 12 extend in the up-down direction, the plurality of stand columns 12 are arranged at intervals in the circumferential direction of the cold plates 11, each cold plate 11 is connected with the plurality of stand columns 12, cooling channels are arranged in the cold plates 11, the plurality of stand columns 12 comprise a first stand column 121 and a second stand column 122, the first stand column 121 is provided with a water inlet channel and a water inlet 1211 communicated with the water inlet channel, the second stand column 122 is provided with a water outlet channel and a water outlet 1221 communicated with the water outlet channel, each cooling channel is communicated with the water inlet channel and the water outlet channel, in addition, the plurality of battery modules 2 are arranged on the plurality of cold plates 11, and the plurality of battery modules 2 are arranged on the plurality of cold plates 11 respectively. In the utility model, the combination of the upright posts 12 and the cold plate 11 can enable the rack 1 to provide a supporting function for the battery module 2 while cooling the battery module 2, so that the structure of the energy storage cabinet 100 is simplified, and the manufacturing cost of the energy storage cabinet 100 is reduced.

In some embodiments of the present utility model, as shown in fig. 4, a heat conduction pad 13 is provided between the upper surface of the cold plate 11 and the battery module 2. Therefore, the attaching effect of the battery module 2 and the cold plate 11 can be improved, and the heat exchange of cooling liquid flowing through the cooling channels in the cold plate 11 can be enhanced, so that the cooling effect and the heat dissipation effect of the cold plate 11 on the bottom of the battery module 2 can be ensured.

In some embodiments of the present utility model, as shown in fig. 4, a first foam 14 is provided between the lower surface of the cold plate 11 and the battery module 2. Therefore, the compression constraint force in the vertical direction can be applied to the battery module 2, the restriction effect of the lower surface of the cold plate 11 on the pressing plate of the battery module 2 is enhanced, and the stability of the battery module 2 is improved.

In some embodiments of the present utility model, as shown in fig. 4, a soft shell is disposed on the outer portion of the first foam 14, and an inflation inlet is disposed on the soft shell. From this can change the flexible volume of first bubble cotton 14 through aerifing and evacuating, when aerifing to the inflation inlet, first bubble cotton 14 inflation to make first bubble cotton 14 and battery module 2 and cold plate 11 laminating inseparabler, battery module 2 stability reinforcing in energy storage cabinet 100. When the air is pumped out of the air charging port, the first foam 14 is compressed, so that the restraining force applied to the battery module 2 in the vertical direction is weakened or disappears, the detachability of the battery module 2 can be realized, and convenience is brought to the early installation and the later maintenance of the energy storage cabinet 100.

In some embodiments of the present utility model, as shown in fig. 2, the energy storage cabinet 100 further includes a housing 3, where the housing 3 includes a first side plate 31 and a second side plate 32, and the first side plate 31 and the second side plate 32 are respectively disposed on opposite sides of the frame 1 and detachably connected to the upright 12. For example, the side plate and the upright post 12 can be connected by a stud, and the side plate and the upright post 12 are separated and detached more conveniently. In addition, the first side plate 31 and the second side plate 32 provide lateral pressure for the battery module 2 and realize the detachable function, so that the installation and overhaul operation is simplified, and the after-sale maintenance cost of the energy storage cabinet is reduced.

In some embodiments of the present utility model, as shown in fig. 2, at least one of the first side plate 31 and the second side plate 32 is provided with a second foam 33 on a surface facing the battery module 2. For example, in the example shown in fig. 2, the surfaces of the first side plate 31 and the second side plate 32 facing the battery module 2 are each provided with the second foam 33, whereby the foam can be brought into contact with the side plate of the battery module 2 to form a lateral pressing force, which restrains the lateral expansion force of the battery module 2. The second foam 33 is adhesively connected to the first side plate 31 or the second side plate 32.

In some embodiments of the present utility model, as shown in fig. 2, the second foam 33 extends in the up-down direction, so that the space between the first side plate 31, the second side plate 32 and the battery module 2 can be reasonably utilized, the constraint on the lateral expansion force of each layer of the battery module 2 in the up-down direction can be effectively applied, and the structure and the assembly process of the second foam 33 can be simplified.

In some embodiments of the present utility model, as shown in fig. 2, the second foam 33 is a plurality of second foam 33 disposed at intervals along the up-down direction, each second foam 33 is located between two adjacent cold plates 11, and the plurality of second foam 33 corresponds to the plurality of battery modules 2 one by one. Thereby, the cold plate 11 can be prevented from extruding the second foam 33, and the fixing effect of the second foam 33 on the battery module 2 is ensured. Wherein, the battery module 2 and the side plates form a multi-layer module structure after being assembled, thereby realizing the integral welding and carrying of the energy storage cabinet 100.

In some embodiments of the present utility model, as shown in fig. 2, the housing 3 further includes a first protection plate 34 and a second protection plate 35, where the first protection plate 34 and the second protection plate 35 are respectively disposed on the other opposite sides of the frame 1, and the first protection plate 34 and the second protection plate 35 are respectively detachably connected to the upright 12. For example, the first shielding plate 34 may be stud-connected to the same-side column 12, and the second shielding plate 35 may be stud-connected to the same-side column 12. Of course, the present utility model is not limited thereto, and one end of the first shielding plate 34 in the width direction may be rotatably connected to one of the columns 12 on the same side, the other end of the first shielding plate in the width direction may be rotatably connected to the other column 12 on the same side, the one end of the second shielding plate 35 in the width direction may be rotatably connected to one of the columns 12 on the same side, and the other end of the first shielding plate in the width direction may be rotatably connected to the other column 12 on the same side. The removability of the first and second protection plates 34, 35 provides convenience for installation and maintenance, reducing after-market maintenance costs of the energy storage cabinet. In addition, the first and second protection plates 34 and 35 in combination with the first and second side plates 31 and 32 may protect the battery modules in the energy storage cabinet 100 from the circumferential direction of the energy storage cabinet 100.

In some embodiments of the utility model, as shown in FIG. 3, both the cold plate 11 and the upright 12 are aluminum pieces. The cold plate 11 is of an extruded aluminum profile structure, and the upright posts 12 are of hollow aluminum profile structures, so that the raw material cost of the energy storage cabinet 100 can be reduced, the weight of the material of the rack 1 is reduced, and manpower and material resources required during installation and maintenance are saved.

In some embodiments of the utility model, the cold plate 11 and the upright 12 are welded together as shown in fig. 3. The manufacturing method of the rack 1 can thereby be simplified and the reliability of the connection between the cold plate 11 and the upright 12 can be improved.

Other components of the energy storage cabinet 100, such as the water inlet 1221 and the cooling lines, and the like, and operation thereof, according to embodiments of the present utility model are known to those of ordinary skill in the art and will not be described in detail herein.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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 embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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

Claims

1. An energy storage cabinet, comprising:

The rack comprises a plurality of cold plates and a plurality of stand columns, wherein the plurality of cold plates are arranged at intervals along the up-down direction, the stand columns extend along the up-down direction, the plurality of stand columns are arranged at intervals along the circumferential direction of the cold plates, each cold plate is connected with the plurality of stand columns, a cooling channel is arranged in the cold plate, the plurality of stand columns comprise a first stand column and a second stand column, the first stand column is provided with a water inlet channel and a water inlet communicated with the water inlet channel, the second stand column is provided with a water outlet channel and a water outlet communicated with the water outlet channel, and each cooling channel is communicated with the water inlet channel and the water outlet channel;

the battery modules are multiple, and the multiple battery modules are respectively placed on the multiple cold plates.

2. The energy storage cabinet of claim 1, wherein a thermal pad is disposed between the upper surface of the cold plate and the battery module.

3. The energy storage cabinet of claim 1, wherein a first foam is disposed between the lower surface of the cold plate and the battery module.

4. The energy storage cabinet of claim 3, wherein a soft shell is arranged outside the first foam, and an inflation inlet is arranged on the shell.

5. The energy storage cabinet of claim 1, further comprising a housing comprising:

The first side plate and the second side plate are respectively arranged on two opposite sides of the frame and detachably connected with the upright post.

6. The energy storage cabinet of claim 5, wherein a surface of at least one of the first side plate and the second side plate facing the battery module is provided with a second foam.

7. The energy storage cabinet of claim 6, wherein the second foam extends in an up-down direction;

Or, the second foam is a plurality of the foam arranged at intervals along the up-down direction, each second foam is positioned between two adjacent cold plates, and the second foam corresponds to the battery modules one by one.

8. The energy storage cabinet of claim 5, wherein the housing further comprises:

The first protection plate and the second protection plate are respectively arranged on two opposite sides of the frame, and are respectively connected with the stand column in a detachable mode.

9. The energy storage cabinet of claim 1, wherein the cold plate and the upright are aluminum pieces.

10. The energy storage cabinet of claim 1, wherein the cold plate and the post are welded together.