CN221669587U - Energy storage equipment and energy storage system - Google Patents

Abstract

The application relates to the technical field of energy storage structures, and provides an energy storage device and an energy storage system, wherein the energy storage device comprises a first box body and a second box body, the top of the first box body in the height direction is provided with a first plug-in structure, the top of the first box body in the height direction is also provided with a first electric connection structure, the bottom of the second box body in the height direction is provided with a second plug-in structure, and the top of the second box body in the height direction is also provided with a second electric connection structure; according to the energy storage device provided by the embodiment of the application, the first box body and the second box body are connected in an inserting way through the first inserting structure and the second inserting structure, so that the first box body and the second box body can be connected into a whole in the height direction, and the first box body and the second box body can be connected in a contact way in the height direction through the first electric connection structure and the second electric connection structure, so that the connection reliability between the first box body and the second box body is effectively improved.

Description

Energy storage equipment and energy storage system

Technical Field

The present application relates to the technical field of energy storage structures, and in particular provides an energy storage device and an energy storage system.

Background Art

The energy storage split machine refers to a device that can store electrical energy and release it when needed; for example, the energy storage split machine may include an inverter box and a battery box, and the inverter box and the battery box are combined to form an integrated device.

In the related art, after the inverter box and the battery box are combined into one body, they still need to be electrically connected by using an external power cord; the external power cord is located outside the inverter box and the battery box, one end of the external power cord is plugged into the inverter box, and the other end of the external power cord is plugged into the battery box. However, when the electrical connection is achieved by using the external power cord, the external power cord may be accidentally touched, causing the connection with the inverter box and the battery box to be disconnected, thereby making the electrical connection between the inverter box and the battery box unreliable.

Utility Model Content

The purpose of the embodiments of the present application is to provide an energy storage device and an energy storage system, aiming to solve the problem of accidental touches easily caused by using an external power cord connection in the related art.

To achieve the above purpose, the technical solution adopted in the embodiment of the present application is:

In a first aspect, an embodiment of the present application provides an energy storage device, comprising a first box body and a second box body, wherein a first plug-in structure is provided at the top of the first box body in the height direction, and a first electrical connection structure is also provided at the top of the first box body in the height direction, a second plug-in structure is provided at the bottom of the second box body in the height direction, and a second electrical connection structure is also provided at the top of the second box body in the height direction; wherein the first plug-in structure is used to be plugged with the second plug-in structure, so that the first box body is located below the second box body in the height direction and is connected to the second box body, and the first electrical connection structure and the second electrical connection structure are electrically connected.

Beneficial effects of the embodiments of the present application: In the energy storage device provided by the embodiments of the present application, the first box body and the second box body are plug-connected by the first plug-in structure and the second plug-in structure, so that the first box body and the second box body can be connected in the height direction to form a whole, and the first box body and the second box body can form a contact connection in the height direction through the first electrical connection structure and the second electrical connection structure to replace the connection method of the external power cord, thereby avoiding the situation where the external power cord is accidentally touched, and effectively improving the connection reliability between the first box body and the second box body.

In some embodiments, the first electrical connection structure is disposed on the surface of the first box, the second electrical connection structure is disposed on the surface of the second box, and the first electrical connection structure is configured to abut against the second electrical connection structure when the first plug-in structure is plugged with the second plug-in structure.

In some embodiments, the first electrical connection structure is disposed on the first plugging structure, the second electrical connection structure is disposed on the second plugging structure, and the first electrical connection structure is configured to abut against the second electrical connection structure when the first plugging structure and the second plugging structure are plugged together.

In some embodiments, either the first plug-in structure or the second plug-in structure is a male socket structure, and the other of the first plug-in structure and the second plug-in structure is a female socket structure, and the male socket structure and the female socket structure are plugged together.

In some embodiments, the insertion direction of the male seat structure and the female seat structure is perpendicular to the height direction.

In some embodiments, the first box body and the second box body have a width direction perpendicular to the height direction, and the insertion direction of the male seat structure and the female seat structure is parallel to the width direction.

In some embodiments, the first box body and the second box body have a depth direction perpendicular to both the height direction and the width direction, the number of the male seat structure and the female seat structure is several, and the several male seat structures and the several female seat structures are arranged along the depth direction.

In some embodiments, the male seat structure is an Anderson male plug, and the female seat structure is an Anderson female socket.

In some embodiments, the first box is a battery box, and the second box is an inverter box.

In a second aspect, an embodiment of the present application further provides an energy storage system, comprising the energy storage device as described above.

Beneficial effects of the embodiments of the present application: The energy storage system provided by the embodiments of the present application includes the above-mentioned energy storage device. On the basis that the above-mentioned energy storage device has better connection reliability, the reliability of the energy storage system is also better.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the embodiments or related technical descriptions will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

FIG1 is a schematic diagram of the structure of an energy storage device provided in an embodiment of the present application;

FIG2 is a schematic diagram of the structure of the plugging process of the energy storage device provided in an embodiment of the present application;

FIG3 is a schematic diagram of the internal structure of the plugging process of the energy storage device provided in an embodiment of the present application;

FIG. 4 is a partial enlarged schematic diagram of point A in FIG. 3 .

Among them, the reference numerals in the figure are:

100, energy storage device; 10, first box; 11, first plug-in structure; 12, first electrical connection structure; 20, second box; 21, second plug-in structure; 22, second electrical connection structure;

X, height direction; Y, width direction; Z, depth direction.

DETAILED DESCRIPTION

The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present application, and should not be construed as limiting the present application.

In the description of the present application, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

An energy storage split machine refers to a device that can store electrical energy and release it when needed; for example, the energy storage split machine may include an inverter box and a battery box, and the inverter box and the battery box are combined to form an integrated device. In the related art, after the inverter box and the battery box are combined to form an integrated device, they still need to be electrically connected using an external power cord; the external power cord is located outside the inverter box and the battery box, one end of the external power cord is plugged into the inverter box, and the other end of the external power cord is plugged into the battery box. However, when the electrical connection is achieved through the external power cord, the external power cord may be accidentally touched, resulting in disconnection from the inverter box and the battery box, thereby causing the electrical connection between the inverter box and the battery box to be unreliable.

Based on the above technical problems, in order to solve the problem of accidental touching caused by the external power cord connection in the related technology, an energy storage device is designed, in which the first box body and the second box body are plugged into each other through a first plug-in structure and a second plug-in structure, so that the first box body and the second box body can be connected to form a whole in the height direction, and the first box body and the second box body can form a contact connection in the height direction through the first electrical connection structure and the second electrical connection structure to replace the connection method of the external power cord, thereby avoiding the accidental touching of the external power cord and effectively improving the connection reliability between the first box body and the second box body.

Please refer to Figures 1 to 4. In the first aspect, an embodiment of the present application provides an energy storage device 100, including a first box body 10 and a second box body 20, wherein a first plug-in structure 11 is provided at the top of the first box body 10 in the height direction X, and a first electrical connection structure 12 is also provided at the top of the first box body 10 in the height direction X, a second plug-in structure 21 is provided at the bottom of the second box body 20 in the height direction X, and a second electrical connection structure 22 is also provided at the top of the second box body 20 in the height direction X; wherein the first plug-in structure 11 is used to be plugged with the second plug-in structure 21, so that the first box body 10 is located below the second box body 20 in the height direction X and is connected to the second box body 20, and the first electrical connection structure 12 and the second electrical connection structure 22 are electrically connected.

It can be understood that the first box body 10 and the second box body 20 can be battery boxes for energy storage or split boxes for converting power, for example, they can be inverter boxes.

For example, in some specific embodiments, the first box 10 may be an inverter box, and the second box 20 may be a battery box.

The first plug-in structure 11 is disposed at the top of the first box body 10 in the height direction X, and the first plug-in structure 11 is used to achieve plug-in matching with the second plug-in structure 21. Optionally, the first plug-in structure 11 includes but is not limited to a plug-in column, a plug-in slot, a plug-in slide rail, a plug-in slider, a plug-in male socket, a plug-in female socket, etc.; the number of the first plug-in structure 11 can be one or more than one.

The second plug-in structure 21 is disposed at the bottom of the second box body 20 in the height direction X, and the second plug-in structure 21 is used to achieve plug-in matching with the first plug-in structure 11. Optionally, the second plug-in structure 21 includes but is not limited to a plug-in column, a plug-in slot, a plug-in slide rail, a plug-in slider, a plug-in male socket, a plug-in female socket, etc.; the number of the second plug-in structures 21 can be one or more than one.

It can be understood that after the first plug-in structure 11 and the second plug-in structure 21 are plug-connected, the first box body 10 and the second box body 20 are arranged in sequence in the height direction X and connected to form a whole.

The first electrical connection structure 12 is used to achieve contact and conduction with the second electrical connection structure 22; optionally, the first electrical connection structure 12 includes but is not limited to a conductive sheet, a contact, a copper busbar, etc.; the first electrical connection structure 12 can be installed on the top surface of the first box body 10, or the first electrical connection structure 12 can be installed on the first plug-in structure 11.

The second electrical connection structure 22 includes but is not limited to conductive sheets, contacts, copper bars, etc.; the second electrical connection structure 22 can be installed on the bottom surface of the second box body 20, or the second electrical connection structure 22 can be installed on the second plug-in structure 21.

In the energy storage device 100 provided in the embodiment of the present application, the first box body 10 and the second box body 20 are plug-connected by the first plug-in structure 11 and the second plug-in structure 21, so that the first box body 10 and the second box body 20 can be connected to form a whole in the height direction X, and the first box body 10 and the second box body 20 can form a contact connection in the height direction X through the first electrical connection structure 12 and the second electrical connection structure 22 to replace the connection method of the external power cord, thereby avoiding the situation where the external power cord is accidentally touched, and effectively improving the connection reliability between the first box body 10 and the second box body 20.

Please refer to Figures 1 to 4. In some embodiments, the first electrical connection structure 12 is disposed on the surface of the first box body 10, and the second electrical connection structure 22 is disposed on the surface of the second box body 20. The first electrical connection structure 12 is configured to abut against the second electrical connection structure 22 when the first plug-in structure 11 and the second plug-in structure 21 are plugged together.

In this embodiment, the first electrical connection structure 12 can be a conductive structure such as a conductive sheet or a contact fixed on the top surface of the first box body 10, and the second electrical connection structure 22 can be a conductive structure such as a conductive sheet or a contact fixed on the bottom surface of the second box body 20; thus, when the first plug-in structure 11 and the second plug-in structure 21 are plugged into each other, the first box body 10 and the second box body 20 are connected to form a whole. At this time, the first electrical connection structure 12 and the second electrical connection structure 22 can form abutment contact between the first box body 10 and the second box body 20, thereby achieving the purpose of conductive connection.

Therefore, the first electrical connection structure 12 and the second electrical connection structure 22 can be clamped between the first box body 10 and the second box body 20 that are connected to form an integral whole. The first electrical connection structure 12 and the second electrical connection structure 22 will not be exposed, thereby achieving the purpose of preventing accidental touch. Compared with the connection method of an external power cord, the connection is safer and more reliable.

Please refer to Figures 1 to 4. In some embodiments, the first electrical connection structure 12 is disposed on the first plug-in structure 11, and the second electrical connection structure 22 is disposed on the second plug-in structure 21. The first electrical connection structure 12 is configured to abut against the second electrical connection structure 22 when the first plug-in structure 11 and the second plug-in structure 21 are plugged together.

In this embodiment, the first electrical connection structure 12 can be a conductive structure such as a conductive sheet or a contact fixed on the first plug-in structure 11, and the second electrical connection structure 22 can be a conductive structure such as a conductive sheet or a contact fixed on the second plug-in structure 21; thus, when the first plug-in structure 11 and the second plug-in structure 21 are plugged together, the first electrical connection structure 12 and the second electrical connection structure 22 can be abutted against each other according to the plugged first plug-in structure 11 and the second plug-in structure 21 to achieve contact connection, thereby achieving the purpose of conductivity.

Optionally, in some specific embodiments, the first plug-in structure 11 may be a female plug-in socket, the first electrical connection structure 12 may be a conductive sheet installed inside the female plug-in socket, the second plug-in structure may be a male plug-in socket opposite to the female plug-in socket, and the second electrical connection structure 22 may be a conductive column installed inside the male plug-in socket. Thus, when the male plug-in socket is inserted into the female plug-in socket, the conductive column and the conductive sheet can be abutted, thereby achieving contact electrical connection between the conductive column and the conductive sheet.

Please refer to Figures 1 to 4. In some embodiments, either the first plug-in structure 11 or the second plug-in structure 21 is a male socket structure, and the other of the first plug-in structure 11 and the second plug-in structure 21 is a female socket structure, and the male socket structure and the female socket structure are plugged together.

In some specific embodiments, the first plug-in structure 11 may be a male socket structure, and the second plug-in structure 21 may correspond to a female socket structure; in other specific embodiments, the first plug-in structure 11 may be a female socket structure, and the second plug-in structure 21 may correspond to a male socket structure.

Alternatively, in some other embodiments, the first plug-in structure 11 may include both a male socket structure and a female socket structure, and the second plug-in structure 21 also includes both a male socket structure and a female socket structure accordingly, so that the male socket structure of the first plug-in structure 11 and the female socket structure of the second plug-in structure 21 are plugged into each other, and at the same time, the female socket structure of the first plug-in structure 11 and the male socket structure of the second plug-in structure 21 are plugged into each other, which effectively improves the connection stability between the first plug-in structure 11 and the second plug-in structure 21, and thereby improves the connection stability between the first box body 10 and the second box body 20.

Optionally, the plug-in direction of the male socket structure and the female socket structure can be parallel to the height direction X, so that the first box body 10 and the second box body 20 can be vertically plugged in the height direction X to be connected as a whole; or, the plug-in direction of the male socket structure and the female socket structure can be perpendicular to the height direction X, so that the first box body 10 and the second box body 20 can be horizontally plugged in a direction perpendicular to the height direction X to be connected as a whole.

Please refer to FIG. 1 to FIG. 4 . In some embodiments, the insertion direction of the male seat structure and the female seat structure is perpendicular to the height direction X.

In this embodiment, the insertion direction of the male socket structure and the female socket structure is perpendicular to the height direction X; optionally, the first box body 10 can be plugged in along the width direction Y of the second box body 20; or, the first box body 10 can be plugged in along the depth direction Z of the second box body 20.

In some embodiments, the first box body 10 can be plugged in along the width direction Y of the second box body 20; during operation, the second box body 20 can be moved relative to the first box body 10 along the width direction Y, so that the second box body 20 moves toward the first box body 10 on one side of the width direction Y of the first box body 10 to achieve plugging.

In other embodiments, the first box 10 can be plugged in along the depth direction Z of the second box 20; during operation, the second box 20 can be moved relative to the first box 10 along the depth direction Z, so that the second box 20 is moved relative to the operating interface of the first box 10 at the rear of the first box 10 in the depth direction Z, that is, on the side away from the operating interface, so that the operating interface of the second box is flush with the operating interface of the first box 10.

Please refer to FIG. 1 to FIG. 4 . The first box body 10 and the second box body 20 have a width direction Y perpendicular to the height direction X. The insertion direction of the male seat structure and the female seat structure is parallel to the width direction Y.

It can be understood that the first box body 10 and the second box body 20 have the same height direction X, width direction Y and depth direction Z, and the height direction X, width direction Y and depth direction Z are perpendicular to each other; wherein, when the first box body 10 and the second box body 20 are in working state, the direction of the first box body 10 and the second box body 20 parallel to the gravity direction is the height direction X, and the direction between the operating interface of the first box body 10 and the second box body 20 to the side surface opposite to the operating interface is the depth direction Z, therefore, the width direction Y of the operating interface is the width direction Y of the first box body 10 and the second box body 20.

In this embodiment, the first box body 10 and the second box body 20 are plugged and connected in the width direction Y so that the first box body 10 and the second box body 20 are connected to form a whole.

Optionally, in some specific embodiments, a first baffle structure can be provided in the width direction Y of the second box body 20, so that when the second box body 20 is plugged into the first box body 10 through the second plug-in structure 21, the second box body 20 is plugged in and moves until the first baffle structure abuts against the surface of the first box body 10 in the width direction Y and stops moving. At this time, the surfaces of the first box body 10 and the second box body 20 can be roughly flush, effectively improving the regularity of the first box body 10 and the second box body 20 when plugged in.

Optionally, a second baffle structure may be provided on either side of the second box body 20 in the depth direction Z, so that when the second box body 20 is plugged into the first box body 10 through the second plug-in structure 21, the second box body 20 may be guided and moved by the second baffle structure along the corresponding side surface in the depth direction Z of the first box body 10, thereby improving the stability of the first box body 10 and the second box body 20 when being plugged in.

Please refer to Figures 1 to 4. In some embodiments, the first box body 10 and the second box body 20 have a depth direction Z that is perpendicular to the height direction X and the width direction Y. The number of male seat structures and female seat structures is several, and the several male seat structures and the several female seat structures are arranged along the depth direction Z.

It can be understood that the male seat structure and the female seat structure can be one, so that the first box body 10 and the second box body 20 can be plug-connected through the male seat structure and the female seat structure; or, the male seat structure and the female seat structure can be any number of more than one, for example, two male seat structures and two female seat structures, so that the first box body 10 and the second box body 20 can be connected through the plug-in fit between multiple male seat structures and multiple female seat structures.

Please refer to FIG. 1 to FIG. 4 . In some embodiments, the male seat structure is an Anderson male plug, and the female seat structure is an Anderson female socket.

Among them, the Anderson Plug is a plug used to connect high-current devices, usually used in vehicles, ships, campers and other mobile equipment, such as solar panels, electric vehicle battery packs, etc. The Anderson plug has a large contact area and can withstand high current and high power loads, ensuring efficient and stable power transmission.

Anderson plugs usually consist of two plugs, one female and one male. The male socket structure uses an Anderson male plug, and the female socket structure uses an Anderson female socket.

For example, in some specific embodiments, the first plug-in structure 11 of the first box 10 is an Anderson female socket, and the second plug-in structure 21 of the second box 20 is an Anderson male plug.

Please refer to FIG. 1 to FIG. 4 . In some embodiments, the first box 10 is a battery box, and the second box 20 is an inverter box.

In this embodiment, the first box 10 can be a battery box for energy storage; the second box 20 can be an inverter box for converting direct current into alternating current output to meet the user's needs.

The battery box and the inverter box are plugged and connected, so that in the height direction X, the battery box and the inverter box are connected to form a whole, so as to facilitate use.

In a second aspect, an embodiment of the present application further provides an energy storage system, comprising the energy storage device 100 as described above.

It can be understood that the energy storage system can be an energy storage station including a plurality of energy storage devices 100 .

The energy storage system provided in the embodiment of the present application includes the above-mentioned energy storage device 100. On the basis that the above-mentioned energy storage device 100 has better connection reliability, the reliability of the energy storage system is also better.

The above are only preferred embodiments of the present application and are not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims (10)

1. An energy storage device, characterized by: comprising

The first box body is provided with a first plug-in structure at the top in the height direction, and a first electric connection structure is also arranged at the top in the height direction; and

The bottom of the second box body in the height direction is provided with a second plug-in structure, and the top of the second box body in the height direction is also provided with a second electric connection structure;

The first plug-in structure is used for being plugged with the second plug-in structure, so that the first box body is located below the second box body in the height direction and is connected with the second box body, and the first electric connection structure is electrically connected with the second electric connection structure.

2. The energy storage device of claim 1, wherein: the first electric connection structure is arranged on the surface of the first box body, the second electric connection structure is arranged on the surface of the second box body, and the first electric connection structure is configured to be abutted to the second electric connection structure when the first plug structure is plugged with the second plug structure.

3. The energy storage device of claim 1, wherein: the first electrical connection structure is arranged on the first plug structure, the second electrical connection structure is arranged on the second plug structure, and the first electrical connection structure is configured to be abutted to the second electrical connection structure when the first plug structure is plugged with the second plug structure.

4. The energy storage device of claim 1, wherein: any one of the first plug-in structure and the second plug-in structure is a male seat structure, the other one of the first plug-in structure and the second plug-in structure is a female seat structure, and the male seat structure and the female seat structure are in plug-in fit.

5. The energy storage device of claim 4, wherein: the inserting direction of the male seat structure and the female seat structure is perpendicular to the height direction.

6. The energy storage device of claim 5, wherein: the first box body and the second box body are provided with width directions perpendicular to the height direction, and the inserting direction of the male seat structure and the female seat structure is parallel to the width directions.

7. The energy storage device of claim 6, wherein: the first box body and the second box body are provided with depth directions perpendicular to the height direction and the width direction, the number of the male seat structures and the number of the female seat structures are a plurality of, and the male seat structures and the female seat structures are distributed along the depth directions.

8. The energy storage device of any of claims 4 to 7, wherein: the male seat structure is an anderson male plug, and the female seat structure is an anderson female socket.

9. The energy storage device of claim 1, wherein: the first box body is a battery box, and the second box body is an inverter box.

10. An energy storage system, characterized by: an energy storage device comprising any one of claims 1 to 9.