Energy storage container

Abstract

The utility model provides an energy storage container which comprises a container body, an energy storage device, an energy storage device and an energy storage device. The plurality of energy storage battery clusters are arranged in the accommodating cavity; and the limiting assembly is arranged in the box body so as to form position constraint of the energy storage battery cluster in the accommodating cavity. According to the energy storage container, the use quality of the energy storage container can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to energy storage equipment technical field, especially a kind of energy storage container. BACKGROUND

[0002] Energy storage container is one of important carriers when new energy is applied, with the rapid development of new energy industry, energy storage container is widely applied to grid side, power auxiliary, microgrid, light storage charging station, data center, energy-saving reconstruction and many other fields due to its small footprint, convenient transportation and installation, strong environmental adaptability, modularization fast arrangement and other advantages.Energy storage container is usually composed of container shell, energy storage system, energy management system and supporting equipment.

[0003] The existing energy storage container needs to be loaded from the side when arranging energy storage battery clusters, and the side-loading assembly method is limited in space during assembly, which leads to low assembly efficiency, is not conducive to quickly completing the production and deployment of a large number of energy storage containers, and in the case of limited internal space of the container, it is easy to cause the assembly gap to be too large, affecting the overall performance and energy density of the energy storage container, and is not conducive to improving the use quality of the energy storage container. SUMMARY

[0004] Therefore, the utility model aims at providing an energy storage container to improve the use quality of the energy storage container.

[0005] To achieve the above-mentioned purpose, the technical scheme of the utility model is as follows:

[0006] An energy storage container comprises:

[0007] A box body has a containing cavity inside, and a top cover is provided on the top of the box body.

[0008] A plurality of energy storage battery clusters are arranged in the containing cavity.

[0009] A limiting assembly is arranged in the box body to constrain the position of the energy storage battery clusters in the containing cavity.

[0010] Further, one end of the top cover is hinged to the top of the box body, or

[0011] The top cover is detachably assembled on the top of the box body.

[0012] Further, the energy storage battery clusters are stacked into energy storage battery columns along the width direction of the box body.

[0013] A plurality of energy storage battery columns are arranged in sequence along the length direction of the box body.

[0014] Further, the energy storage battery cluster comprises a shell and a plurality of electric cells stacked in the shell along a length direction of the energy storage battery cluster, and large surfaces of adjacent electric cells are opposite to each other.

[0015] Further, the limiting assembly comprises a limiting support arranged at a bottom of the accommodating cavity, a stopper arranged on the limiting support, and a limiting block arranged at a bottom of the energy storage battery cluster.

[0016] When the energy storage battery cluster is arranged in the accommodating cavity, the stopper abuts against the bottom of the energy storage battery cluster, and the limiting block is fixedly retained on the limiting support.

[0017] Further, the limiting support is provided with a U-shaped groove, and the limiting block has an inverted trapezoidal cross section.

[0018] When the limiting block is fixedly retained on the limiting support, the limiting block is located in the U-shaped groove.

[0019] Further, the box body is provided with a first side door and a second side door.

[0020] The second side door is arranged adjacent to the first side door, and the second side door is provided with a ventilation grille.

[0021] Further, the box body is provided with a first side door and a second side door.

[0022] The high-voltage box is arranged between the energy storage battery cluster and the first side door.

[0023] The fire-fighting module, the current combiner cabinet and the water machine are arranged between the energy storage battery cluster and the box body, and when the second side door is opened, the fire-fighting module, the current combiner cabinet and the water machine can be exposed.

[0024] Further, the fire-fighting module is communicated with a fire-fighting pipeline, and the fire-fighting pipeline is arranged at the top of the energy storage battery cluster.

[0025] Further, the liquid inlet and the liquid outlet of the liquid cooling system of the energy storage battery cluster are arranged at the top of the energy storage battery cluster.

[0026] Compared with the prior art, the utility model has the following advantages:

[0027] The energy storage container is provided with a top cover which can be opened and closed, so that the energy storage battery cluster can be hoisted into the top of the box body, the assembly speed of the energy storage container is improved, operation is facilitated, the assembly of the energy storage battery cluster in the box body is facilitated, the position of the energy storage battery cluster in the box body is constrained by the limiting assembly, the assembly of other accessories in the energy storage container is facilitated, the assembly difficulty of the energy storage container is reduced, thereby the overall assembly speed of the energy storage container is improved, the top-in type assembly is beneficial to the close arrangement of the energy storage battery cluster, and the energy density of the energy storage container is improved, and the use quality of the energy storage container is improved.

[0028] The end of the top cover is hinged to the top of the box body, the opening and closing of the box body are facilitated, operation is facilitated, and design implementation is facilitated.

[0029] The energy storage battery cluster is stacked into an energy storage battery column, and the energy storage battery column is arranged along the length direction of the box body in sequence, the close arrangement of the energy storage battery cluster is facilitated, the space utilization rate of the energy storage container is improved, and the use quality of the energy storage container is improved.

[0030] The cells are stacked in the shell along the length direction of the shell, and the large faces of adjacent cells are opposite, the number of cells in the energy storage battery cluster is improved, the cells can be more closely arranged in the shell, and the energy density of the energy storage battery cluster is improved.

[0031] The energy storage battery cluster is fixed and retained in the accommodating cavity through the limiting support, the stop block and the limiting block, the position of the energy storage battery cluster after assembly is maintained, the supporting strength of the energy storage battery cluster is improved through the limiting support, the stability of the energy storage battery cluster in the accommodating cavity is improved, the structure is simple, and design implementation is facilitated.

[0032] The U-shaped groove is arranged on the limiting support, the limiting block is in the shape of an inverted trapezoid, and the two side walls of the limiting block are inclined, the limiting block is inserted on the limiting support, the inclined side wall can be guided, the structure is simple, and design implementation is facilitated.

[0033] The box body is divided into an equipment cabin and an energy storage cabin, the equipment and the energy storage battery cluster in the box body are arranged in zones, the close arrangement of the energy storage battery cluster is facilitated, the energy density of the energy storage container is improved, and the ventilation grating on the first side door facilitates heat dissipation of the equipment in the equipment cabin.

[0034] The fire-fighting module, the busbar cabinet and the water machine are exposed when the first side door is opened, the energy storage container is maintained and maintained, the high-voltage box is exposed after the second side door is opened, the energy storage battery cluster is maintained and maintained, and design implementation is facilitated.

[0035] The fire-fighting pipeline is arranged on the top of the energy storage battery cluster, the energy storage battery cluster is closely arranged, the pipeline is arranged on the top of the energy storage battery cluster, and the energy density of the energy storage container is improved.

[0036] The liquid inlet and the liquid outlet of the liquid cooling system of the energy storage battery cluster are arranged on the top of the energy storage battery cluster, the side surface of the energy storage battery cluster can abut against adjacent energy storage battery clusters, the energy storage battery cluster is closely arranged, and the energy density of the energy storage container is improved. BRIEF DESCRIPTION OF DRAWINGS

[0037] The accompanying drawings, which form a part of this description, are included to provide a further understanding of the application. The embodiments of the application and its

[0038] Figure 1 A structure schematic view of the energy storage container is described in the embodiment of the application;

[0039] Figure 2 A local structure schematic view of the energy storage container is described in the embodiment of the application;

[0040] Figure 3 An explosion view of the energy storage battery cluster is described in the embodiment of the application;

[0041] Figure 4 A structure schematic view of the energy storage battery cluster is described in the embodiment of the application;

[0042] Figure 5 A local structure schematic view of the energy storage battery cluster assembled on the limiting assembly is described in the embodiment of the application;

[0043] BRIEF DESCRIPTION OF DRAWINGS

[0044] 1, box body;

[0045] 101, top cover; 102, first side door; 103, second side door;

[0046] 2, energy storage battery cluster;

[0047] 201, battery cell;

[0048] 3, limiting assembly;

[0049] 301, limiting support; 302, stop block; 303, limiting block;

[0050] 4, energy storage battery row; 5, equipment cabin; 6, energy storage cabin; 7, fire-fighting module; 8, high-voltage box;

[0051] 9, fire-fighting pipeline;

[0052] 901、divided;

[0053] 10、liquid inlet; 11, liquid outlet;

[0054] s, accommodating cavity. DETAILED DESCRIPTION

[0055] It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0056] In the description of the utility model, it should be noted that if the terms indicating the orientation or position relationship such as "upper", "lower", "inner", "outer" appear, it is based on the orientation or position relationship shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a specific orientation, a specific orientation and operation, therefore, it cannot be understood as a limitation on the utility model. In addition, if the terms "first", "second" appear, they are also used for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0057] In addition, in the description of the utility model, unless otherwise explicitly limited, the terms "mounting", "connection", "connection", "connecting piece" should be understood broadly. For example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood in combination with the specific situation.

[0058] The utility model will be described in detail below with reference to the drawings and in combination with embodiments.

[0059] Embodiment one

[0060] The embodiment relates to an energy storage container, so as to improve the use quality of the energy storage container by optimizing the structure of the energy storage container.

[0061] As a whole, as shown in Figure 1 and Figure 2 The energy storage container in the embodiment comprises a box body 1, an energy storage battery cluster 2 and a limiting assembly 3.

[0062] The box body 1 has an accommodating cavity s inside, and the top of the box body 1 is provided with an openable top cover 101. A plurality of energy storage battery clusters 2 are arranged in the accommodating cavity s. The limiting assembly 3 is arranged in the box body 1 to constrain the position of the energy storage battery cluster 2 in the accommodating cavity s.

[0063] As arranged above, the energy storage container in the application is provided with the openable and closable top cover 101, so that the energy storage battery cluster 2 can be hoisted into the top of the box body 1, which can improve the assembly speed of the energy storage container, facilitate operation, facilitate the assembly of the energy storage battery cluster 2 in the box body 1, and the arrangement of the limiting assembly 3 can constrain the position of the energy storage battery cluster 2 in the box body 1, which facilitates the assembly of other accessories in the energy storage container, reduces the assembly difficulty of the energy storage container, thereby facilitating the improvement of the overall assembly speed of the energy storage container, and the top-in type assembly facilitates the close arrangement of the energy storage battery cluster 2, thereby improving the energy density of the energy storage container and improving the use quality of the energy storage container.

[0064] The box body 1 in the embodiment may, for example, be a box body 1 of a standard 20-foot container, and the top of the box body 1 is provided with an openable and closable top cover 101. During assembly, the energy storage container can be hoisted to the corresponding installation position in advance, the top cover 101 is opened, and the energy storage battery cluster 2 and the corresponding matching equipment are hoisted into the box body 1. The arrangement of the top cover 101 enables the energy storage container to be assembled from the top, and compared with side assembly, the energy storage container can have more choices for the arrangement position.

[0065] Specifically, in the embodiment, as an exemplary structure, in order to more conveniently open and close the top cover 101, one end of the top cover 101 of the energy storage container in the embodiment is hinged to the top of the box body 1. By rotating the free end of the top cover 101, the top cover 101 can be opened to expose the accommodating cavity s of the box body 1, so that the energy storage battery cluster 2 and the matching equipment can be hoisted into the box body 1. The end of the top cover 101 is hinged to the top of the box body 1, which facilitates the opening and closing of the box body 1, facilitates operation, and is conducive to design implementation.

[0066] Of course, the top cover 101 of the energy storage container can also be arranged on the top of the box body 1 in a detachable manner. For example, the top cover 101 can be fixed on the box body 1 by bolts. During use, the bolts are removed, and the top cover 101 is hoisted away, so that the energy storage battery cluster 2 and the matching equipment can be assembled. The top cover 101 can be detachably assembled on the top of the box body 1, which is simple in structure, convenient to operate, and conducive to design implementation.

[0067] In order to better arrange the energy storage battery cluster 2 in the box body 1, in combination with Figures 2 to 4 As shown in the figure, the energy storage battery cluster 2 in the energy storage container in the embodiment is stacked into energy storage battery columns 4 along the width direction of the box body 1, and a plurality of energy storage battery columns 4 are arranged in sequence along the length direction of the box body 1, so that the energy storage battery cluster 2 is stacked into energy storage battery columns 4, and the energy storage battery columns 4 are arranged in sequence along the length direction of the box body 1, which facilitates the close arrangement of the energy storage battery cluster 2, helps to improve the space utilization rate of the energy storage container, and improves the use quality of the energy storage container.

[0068] Specifically, in order to better improve the energy density of the energy storage battery cluster 2, in combination with Figure 3 and Figure 4 As shown in the figures, the energy storage battery cluster 2 of the energy storage container in the embodiment includes a shell and a plurality of battery cells 201 stacked in the shell along the length direction of the energy storage battery cluster 2, and the large faces of adjacent battery cells 201 are opposite to each other, so that the battery cells 201 are stacked in the shell along the length direction of the shell, and the large faces of adjacent battery cells 201 are opposite to each other, which is beneficial to increase the number of battery cells 201 in the energy storage battery cluster 2, so that the battery cells 201 can be more closely arranged in the shell, thereby improving the energy density of the energy storage battery cluster 2.

[0069] More specifically, the battery cell 201 in the embodiment may, for example, adopt a blade battery cell, and a plurality of blade battery cells form a 1P46S vertical module. The energy storage battery cluster 2 in the embodiment may, for example, adopt 9 layers of 1P46S vertical modules stacked into a 1P414S battery cluster.

[0070] It should be noted that 1P46S indicates that the battery cell 201 in the vertical module is 1 in parallel and 46 in series, and P and S respectively indicate parallel and series connection of the battery cell 201.

[0071] In order to facilitate the arrangement of the energy storage battery cluster 2 in the box body 1, in combination with Figure 2 and Figure 5 As shown in the figures, the limiting assembly 3 of the energy storage container in the embodiment includes a limiting support 301 arranged at the bottom of the accommodating cavity s, a stop block 302 arranged on the limiting support 301, and a limiting block 303 arranged at the bottom of the energy storage battery cluster 2. When the energy storage battery cluster 2 is arranged in the accommodating cavity s, the stop block 302 abuts against the energy storage battery cluster 2, and the limiting block 303 is fixedly retained on the limiting support 301. By cooperating the limiting support 301 with the limiting block 303 and the stop block 302, the energy storage battery cluster 2 is fixedly retained in the accommodating cavity s, which is beneficial to the position retention of the energy storage battery cluster 2 after assembly, and the limiting support 301 can improve the support strength of the energy storage battery cluster 2 and the stability of the energy storage battery cluster 2 in the accommodating cavity s, and the structure is simple and beneficial to design and implementation.

[0072] Specifically, the limiting support 301 in the embodiment is provided with a U-shaped groove, and the cross section of the limiting block 303 is in the shape of an inverted trapezoid. When the limiting block 303 is fixedly retained on the limiting support 301, the limiting block 303 is located in the U-shaped groove. Therefore, the limiting support 301 is provided with the U-shaped groove, and the cross section of the limiting block 303 is in the shape of an inverted trapezoid, and the two side walls of the limiting block 303 are arranged in an inclined manner, which facilitates the insertion of the limiting block 303 on the limiting support 301, and the inclined side walls can be guided, the structure is simple, and it is beneficial to design and implementation.

[0073] More specifically, the limiting bracket 301 can be welded from channel steel or H-beam steel, for example, to provide good structural strength and assembly space for the limiting block 303.

[0074] To facilitate the distribution of equipment within enclosure 1, combined with Figure 1 As shown, in this embodiment, the container body 1 of the energy storage container is divided into an equipment compartment 5 and an energy storage compartment 6. Corresponding to the equipment compartment 5 and the energy storage compartment 6, the container body 1 is provided with a first side door 102 and a second side door 103, and the first side door 102 is provided with a ventilation grille, so that the container body 1 is divided into an equipment compartment 5 and an energy storage compartment 6, which is conducive to the partitioned arrangement of equipment and energy storage battery clusters 2 in the container body 1, and helps to closely arrange the energy storage battery clusters 2, thereby improving the energy density of the energy storage container. In addition, the ventilation grille on the first side door 102 facilitates the heat dissipation of the equipment in the equipment compartment 5.

[0075] To facilitate equipment maintenance, combined with Figure 1 As shown, the equipment compartment 5 of the energy storage container in this embodiment is equipped with a fire-fighting module 7, a junction box, and a water pump. When the first side door 102 is opened, the fire-fighting module 7, the junction box, and the water pump can be exposed. The energy storage battery cluster 2 is equipped with a high-voltage box 8, which is arranged between each energy storage battery cluster 2 and the second side door 103. When the second side door 103 is opened, the high-voltage box 8 can be exposed, so that the fire-fighting module 7, the junction box, and the water pump can be exposed when the first side door 102 is opened, which is convenient for the maintenance of the energy storage container. The high-voltage box 8 can be exposed after the second side door 103 is opened, which is convenient for the maintenance of the energy storage battery cluster 2 and facilitates the design and implementation.

[0076] More specifically, the space below the high-pressure box 8 can also be used to install dehumidification equipment for the energy storage container, thereby improving the space utilization rate inside the container 1.

[0077] It is worth mentioning that the supporting equipment of the energy storage container, such as the fire-fighting module 7, the manifold, the water heater, and the high-voltage box 8 in this embodiment, can be configured with reference to the supporting equipment of the energy storage container in the prior art.

[0078] To better and more compactly arrange the energy storage battery cluster 2, combined with Figure 1 As shown, in this embodiment, the fire protection module 7 of the energy storage container is connected to a fire protection pipe 9. The fire protection pipe 9 is arranged on the top of the energy storage battery cluster 2, which facilitates the close arrangement of the energy storage battery cluster 2. The pipes are all arranged on the top of the energy storage battery cluster 2, which helps to improve the energy density of the energy storage container.

[0079] Specifically, in this embodiment, the top of two adjacent energy storage battery rows 4 is provided with a branch pipe 901 of the fire-fighting pipe 9 to ensure the fire-fighting effect inside the energy storage container.

[0080] In order to better arrange the energy storage battery clusters 2 in the energy storage container, the liquid inlet 10 and the liquid outlet 11 of the liquid cooling system of the energy storage battery cluster 2 in the embodiment are arranged at the top of the energy storage battery cluster 2, so that the liquid inlet 10 and the liquid outlet 11 of the liquid cooling system of the energy storage battery cluster 2 are arranged at the top of the energy storage battery cluster 2, so that the side of the energy storage battery cluster 2 can be abutted on the adjacent energy storage battery cluster 2, which is beneficial to the close arrangement of the energy storage battery cluster 2 and is beneficial to improving the energy density of the energy storage container.

[0081] The energy storage container of the embodiment is convenient for assembling the energy storage container through the arrangement of the openable and closable top cover 101, is convenient for the close arrangement of the energy storage battery cluster 2 and improves the assembly speed of the energy storage container through the top-in type assembly mode, improves the space utilization rate in the energy storage container through the close arrangement of the energy storage battery cluster 2, improves the energy density in the energy storage container, and thus helps to improve the use quality of the energy storage container.

[0082] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement and the like made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. An energy storage container, characterized by, The energy storage container comprises: a box body having a containing cavity therein, and a top cover being openable and closable on the top of the box body; a plurality of energy storage battery clusters arranged in the containing cavity; a limiting assembly arranged in the box body to limit the position of the energy storage battery clusters in the containing cavity; the limiting assembly comprises a limiting support arranged on the bottom of the containing cavity, a stopper arranged on the limiting support, and a limiting block arranged on the bottom of the energy storage battery cluster; when the energy storage battery cluster is arranged in the containing cavity, the stopper abuts against the bottom of the energy storage battery cluster, and the limiting block is fixedly retained on the limiting support; a U-shaped groove is arranged on the limiting support, and the limiting block has an inverted trapezoidal cross section; when the limiting block is fixedly retained on the limiting support, the limiting block is located in the U-shaped groove.

2. The energy storage container according to claim 1, wherein: one end of the top cover is hingedly connected to the top of the box body; or the top cover is detachably assembled on the top of the box body.

3. The energy storage container according to claim 1, wherein: the energy storage battery clusters are stacked into energy storage battery columns along the width direction of the box body; and a plurality of the energy storage battery columns are arranged in sequence along the length direction of the box body.

4. The energy storage container according to claim 1, wherein: the energy storage battery cluster comprises a shell and a plurality of battery cells stacked in the shell along the length direction of the energy storage battery cluster, and the large faces of adjacent battery cells are opposite to each other.

5. The energy storage container according to any one of claims 1-4, wherein: the box body is divided into an equipment cabin and an energy storage cabin, and a first side door and a second side door are arranged on the box body corresponding to the equipment cabin and the energy storage cabin; a ventilation grille is arranged on the first side door.

6. The energy storage container according to claim 5, wherein: a fire-fighting module, a busbar cabinet and a water machine are arranged in the equipment cabin, and the fire-fighting module, the busbar cabinet and the water machine can be exposed when the first side door is opened; a high-voltage box is arranged on the energy storage battery cluster, the high-voltage box is arranged between each energy storage battery cluster and the second side door, and the high-voltage box can be exposed when the second side door is opened.

7. The energy storage container according to claim 6, wherein: the fire-fighting module is communicated with a fire-fighting pipeline, and the fire-fighting pipeline is arranged on the top of the energy storage battery cluster.

8. The energy storage container according to claim 7, wherein: the liquid inlet and the liquid outlet of the liquid cooling system of the energy storage battery cluster are arranged on the top of the energy storage battery cluster.

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