CN218997413U

CN218997413U - Energy storage device and energy storage system

Info

Publication number: CN218997413U
Application number: CN202222168701.9U
Authority: CN
Inventors: 陈海波; 尹雪芹; 曹虎; 尹小强; 眭加海
Original assignee: BYD Co Ltd
Current assignee: BYD Co Ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-05-09
Anticipated expiration: 2032-08-17

Abstract

The application provides an energy storage device and energy storage system, including energy storage device in the energy storage system, including energy storage cabinet, rack case, collection flow module and/or distribution module in the energy storage device. The rack box comprises a base and a first support, wherein a converging module and/or a power distribution module are/is arranged on the first support, the converging module is used for converging wiring of the energy storage cabinet, and the power distribution module is used for distributing power for the functional modules in the energy storage cabinet. The collection flow module and/or the distribution module are/is assembled on the first support, so that the transportation space of the energy storage cabinet in the rack box is not required to be occupied, the space utilization rate is high, the size of the energy storage cabinet which can be transported by the rack box is increased, namely, the size of an electric core in the energy storage cabinet is increased, and the power supply capacity is improved.

Description

Energy storage device and energy storage system

Technical Field

The embodiment of the application relates to the field of electricity, in particular to an energy storage device.

Background

With the development of technology, the adoption of an energy storage cabinet for externally supplying power has become a mature technology.

The power output by a single energy storage cabinet is limited due to the size limitations of the energy storage cabinet. In order to enlarge the output power, a plurality of energy storage cabinets can be combined together to supply power to the outside. When a plurality of energy storage cabinets are matched for use, a combiner box and a distribution box are required to be additionally arranged, so that distribution and management of the plurality of energy storage cabinets are realized.

However, in the process of transporting the plurality of energy storage cabinets, the distribution box and the junction box need to be arranged between the energy storage cabinets, so that the space utilization rate of the transportation space for transporting the energy storage cabinets in the rack box is low, the size of the energy storage cabinets which can be transported by the rack box is reduced, namely, the size of the battery cells in the energy storage cabinets is reduced, and the power supply capacity is reduced.

Disclosure of Invention

The application provides an energy storage device, the quantity of the energy storage cabinet that can promote rack case transportation promotes the output efficiency of electric energy.

The first aspect of the present application provides an energy storage device, the energy storage device comprising: the energy storage cabinet is used for providing electric energy; the rack box comprises a base and a bracket, the base is used for bearing the energy storage cabinet, a first bracket is arranged on the base and used for fixing the energy storage cabinet, the first bracket comprises a first corner post, a second corner post and a first cross beam, and a power distribution module and/or a converging module is arranged in a space formed by the first corner post, the second corner post, the first cross beam and the base; the converging module is used for converging wires of the energy storage cabinet; and the power distribution module is used for distributing power for the functional modules in the energy storage cabinet.

In this application, including energy storage cabinet, rack case, collection flow module and/or distribution module in this energy storage device. The rack box comprises a base and a first support, wherein a converging module and/or a power distribution module are/is arranged on the first support, the converging module is used for converging wiring of the energy storage cabinet, and the power distribution module is used for distributing power for the functional modules in the energy storage cabinet. The collection flow module and/or the distribution module are/is assembled on the first support, so that the transportation space of the energy storage cabinet in the rack box is not required to be occupied, the space utilization rate is high, the size of the energy storage cabinet which can be transported by the rack box is increased, namely, the size of an electric core in the energy storage cabinet is increased, and the power supply capacity is improved.

In one possible implementation manner, the first corner post, the second corner post, the first cross beam, and the space formed by the base are provided with a power distribution module and a bus module, and the energy storage device further includes: a distribution box comprising the distribution module; and the converging box comprises the converging module.

In this kind of possible implementation mode, distribution module and collection flow module are located different boxes respectively, can reduce distribution module and collection flow module's volume, can reduce distribution module and collection flow module's processing degree of difficulty from this, further promote distribution module and collection flow module's machining efficiency.

In one possible implementation manner, the thickness of the distribution box and/or the junction box is less than or equal to the thickness of the first corner post, the thickness of the distribution box and/or the junction box is used for indicating the dimension of the distribution box and/or the junction box along the length direction of the base, and the thickness of the first corner post is used for indicating the dimension of the first corner post along the length direction of the base.

In this kind of possible realization mode, the cavity department of first support disposes block terminal and converges the flow box, and when the thickness of block terminal and flow box was less than or equal to the thickness of first corner post, block terminal and flow box just can assemble in the space that first support and base constitute completely, have further promoted space utilization. In addition, because block terminal and collection flow box assemble in the space that first support and base constitute completely, can effectively avoid block terminal and collection flow box to produce the damage because of the collision in the transportation.

In one possible implementation manner, the distribution box and the junction box are assembled on the first bracket in a bolt connection manner, or the distribution box and the junction box are assembled on the first bracket in a buckle limiting manner.

In this possible implementation manner, two specific installation manners of the distribution box and the junction box are provided, so that the feasibility of the scheme is improved.

In one possible implementation, the energy storage device further includes: the control switch is arranged on the combiner box and is used for controlling the output power of the energy storage cabinet.

In this possible implementation, the control switch may control the output power of the energy storage cabinet, and optionally, the control switch may control the energy storage cabinet to be turned on or off. Optionally, the control switch may also control the output power of the energy storage cabinet. Control over the energy storage cabinet can be achieved through a control switch on the collecting box, and flexibility of the energy storage device is improved.

In one possible implementation, the control switch is detachable.

In this possible implementation, the control switch is a detachable switch. In the transportation process, in order to prevent the switch from being lost and damaged, the switch can be detached first, and the switch can be assembled after the energy storage device is transported to the destination. And the maintenance cost of the energy storage equipment is reduced.

In one possible implementation, the energy storage device further includes: the outgoing line protection box is arranged on the outer surface of the converging box and is used for protecting a power line and/or a signal line connected with the converging box.

In this kind of possible realization mode, be provided with the protective box that is qualified for the next round of competitions on the surface of collection flow box, the protective box that is qualified for the next round of competitions can protect the power line and/or the signal line of being connected with collection flow box, can prevent the erosion to the circuit of rainwater, insect bite etc. has reduced the maintenance cost of circuit, has prolonged the life of circuit.

In one possible implementation, the distribution box has a width dimension W1, a thickness dimension D1, and a height dimension H1, wherein 1750 mm.ltoreq.w1.ltoreq.1850 mm,100 mm.ltoreq.d1.ltoreq.300 mm,550 mm.ltoreq.h1.ltoreq.650 mm.

In this possible implementation manner, a possible size of the distribution box is described, and the feasibility of the scheme is improved.

In one possible implementation, the busbar box has a width dimension W2, a thickness dimension D2, and a height dimension H2, wherein 1750 mm.ltoreq.w2.ltoreq.1850 mm,100 mm.ltoreq.d2.ltoreq.300 mm,925 mm.ltoreq.h2.ltoreq.1125 mm.

In the possible implementation manner, the size of the possible implementation of the combiner box is described, and the feasibility of the scheme is improved.

In one possible implementation manner, the space formed by the first corner post, the second corner post, the first cross beam and the base is internally provided with a power distribution module and a confluence module, and the energy storage device further comprises: the distribution junction box comprises a distribution module and a junction module.

In this kind of possible implementation mode, distribution module and collection flow module are located same box, and the wiring between distribution module and the collection flow module is located the box, can prevent that the wiring between distribution module and the collection flow module from being eroded by external environment, has reduced the maintenance cost of circuit, has prolonged the life of circuit.

In one possible implementation, the thickness of the distribution box is less than or equal to the thickness of the first corner post, the thickness of the distribution box is used for indicating the dimension of the distribution box along the length direction of the base, and the thickness of the first corner post is used for indicating the dimension of the first corner post along the length direction of the base.

In this kind of possible realization mode, the cavity department of first support disposes the distribution collection flow box, and when the thickness of distribution collection flow box was less than or equal to the thickness of first corner post, the distribution collection flow box alright assemble in the space that first support and base constitute completely, has further promoted space utilization. In addition, because block terminal and collection flow box assemble in the space that first support and base constitute completely, can effectively avoid block terminal and collection flow box to produce the damage because of the collision in the transportation.

In one possible implementation, the distribution box is assembled on the first bracket by means of a bolt connection, or the distribution box is assembled on the first bracket by means of a snap-on limit.

In the possible implementation manner, two specific installation manners of the distribution junction box are provided, and the scheme feasibility is improved.

In one possible implementation, the control switch is detachable.

In one possible implementation, the energy storage device further includes: the outgoing line protection box is arranged on the outer surface of the distribution junction box and used for protecting power lines and/or signal lines connected with the distribution junction box.

In this kind of possible realization mode, be provided with the protective box that is qualified for the next round of competitions on the surface of block terminal, the protective box that is qualified for the next round of competitions can protect the power line and/or the signal line of being connected with the block terminal, can prevent the erosion to the circuit such as rainwater, insect bite, has reduced the maintenance cost of circuit, has prolonged the life of circuit.

In one possible implementation, the distribution box has a width dimension W3, a thickness dimension D3, and a height dimension H3, wherein 1750 mm.ltoreq.W3.ltoreq.1850 mm,100 mm.ltoreq.D3.ltoreq.300 mm,1475 mm.ltoreq.H2.ltoreq.1775 mm.

In this possible implementation manner, a possible size of the distribution junction box is described, and the feasibility of the scheme is improved.

In one possible implementation, an emergency button is provided on the outer surface of the outgoing line protection box, and the emergency button is used for controlling the energy storage device to stop working.

In the possible implementation mode, the emergency button is arranged on the outer surface of the outgoing line protection box, and when an emergency occurs, the energy storage device can stop working by pressing the emergency button, so that the safety of the energy storage device is improved.

In one possible implementation, the base includes: the two cross beams are arranged in parallel and extend along the length direction of the base; the two longitudinal beams are arranged in parallel and extend along the width direction of the base, and a wire outlet is arranged on one longitudinal beam; the two ends of the reinforcing beam are respectively connected to the inner walls of the two cross beams, and the reinforcing beam is provided with a wire passing hole.

In this kind of possible implementation mode, a base structure is provided, be provided with the wire hole on the stiffening beam of base, be provided with the outlet on the longeron, provide the wiring mode of an energy storage cabinet, promoted the realizability of scheme.

In one possible implementation manner, the energy storage cabinets are arranged on the base along the length direction of the base, and the wires of the energy storage cabinets are connected with the converging module after passing through the wire passing holes and the wire outlet.

In the possible implementation manner, the arrangement manner of the base wiring is provided, and the connection manner of the wiring and the confluence module of the energy storage cabinet is provided, so that the realizability of the scheme is improved.

A second aspect of the present application provides an energy storage system comprising an energy storage device as described in the first aspect and any one of the possible implementations of the first aspect.

Drawings

FIG. 1 is a schematic diagram of an energy storage device according to the present application;

FIG. 2 is a schematic view of a structure of a gantry box provided herein;

FIG. 3 is a schematic illustration of the dimensions of a power distribution box, a combiner box, and a first corner post provided herein;

FIG. 4A is a schematic dimensional view of a power distribution box provided herein;

FIG. 4B is a schematic dimensional view of another electrical box provided herein;

FIG. 4C is a schematic dimensional view of another electrical box provided herein;

FIG. 5A is a schematic dimensional view of a manifold provided herein;

FIG. 5B is a schematic dimensional view of another manifold provided herein;

FIG. 5C is a schematic dimensional view of another manifold provided herein;

FIG. 6 is a schematic view of an assembled structure of a distribution box and a combiner box provided herein;

FIG. 7 is a schematic diagram of a control switch provided herein;

FIG. 8 is a schematic diagram of a control switch provided herein;

FIG. 9 is a schematic view of an emergency button provided herein;

FIG. 10 is a schematic diagram of an energy storage device according to the present disclosure;

FIG. 11A is a schematic dimensional view of a distribution manifold provided herein;

FIG. 11B is a schematic dimensional view of another electrical distribution manifold provided herein;

fig. 11C is a schematic dimensional view of another distribution manifold provided herein.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the present application more apparent, the embodiments of the present application will be described below with reference to the accompanying drawings, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments. As a person of ordinary skill in the art can know, with the appearance of a new application scenario, the technical solution provided in the embodiment of the present application is applicable to similar technical problems.

The terms first, second and the like in the description and in the claims of the present application and in the above-described figures, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments described herein may be implemented in other sequences than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or modules is not necessarily limited to those steps or modules that are expressly listed or inherent to such process, method, article, or apparatus. The naming or numbering of the steps in the present application does not mean that the steps in the method flow must be executed according to the time/logic sequence indicated by the naming or numbering, and the execution sequence of the steps in the flow that are named or numbered may be changed according to the technical purpose to be achieved, so long as the same or similar technical effects can be achieved.

The term "and/or" in this application is merely an association relation describing an association object, and means that three kinds of relations may exist, for example, a and/or B may mean: there are three cases, a alone, a and B together, and B alone, wherein a, B may be singular or plural. Also, in the description of the present application, unless otherwise indicated, "a plurality" means two or more than two. "at least one of" or the like means any combination of these items, including any combination of single item(s) or plural items(s). For example, at least one (one) of a, b, or c may represent: a, b, c, a-b, a-c, b-c, or a-b-c, wherein a, b, c may be single or plural.

The application provides an energy storage device and energy storage system, including energy storage device in the energy storage system, this energy storage device's space utilization is high, has increased the size of the energy storage cabinet that the rack case can transport, has increased the size of electric core in the energy storage cabinet promptly, has promoted power supply capacity.

The energy storage device provided by the present application will be described first with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of an energy storage device provided in the present application.

Referring to fig. 1, as shown in fig. 1, the energy storage device includes an energy storage cabinet 101, a rack box 102, a converging module 103 and/or a power distribution module 104. Wherein the energy storage cabinet 101 is used for providing electric energy. The rack box 102 comprises a base and a support, the base is used for bearing the energy storage cabinet 101, a first support 105 is arranged on the base, and the first support 105 is used for fixing the energy storage cabinet 101. The first bracket 105 includes a first corner post 106, a second corner post 107 and a first beam 108, and a power distribution module 104 and/or a bus module 103 are disposed in a space formed by the first corner post 106, the second corner post 107, the first beam 108 and the base 109. The collecting module 103 is used for collecting wires of the energy storage cabinet 101. The power distribution module 104 is used to distribute power to the functional modules in the energy storage cabinet.

In this application, the power distribution module 104 is used to distribute power to the functional modules in the energy storage cabinet. Alternatively, the functional module may be an air conditioning device in the energy storage cabinet, the functional module may be a battery management system (battery management system, BMS) in the energy storage cabinet, and the functional module may be another type of device, which is not limited herein.

In the present application, in the example shown in fig. 1, optionally, the bus bar module 103 and the power distribution module 104 are disposed in a space formed between the first corner post 106, the second corner post 107, the beam 108, and the base 109. Optionally, only the power distribution module 104 may be disposed in the space formed between the first corner post 106, the second corner post 107, the beam 108, and the base 109, or only the bus bar module 103 may be disposed, which is not limited herein.

In the present application, the energy storage device includes an energy storage cabinet 101, a rack box 102, a converging module 103 and/or a power distribution module 104. The rack box 102 comprises a base and a first support 105, a converging module 103 and/or a power distribution module 104 are arranged on the first support 105, the converging module 103 is used for converging wires of the energy storage cabinet, and the power distribution module 104 is used for distributing power for functional modules in the energy storage cabinet 101. The converging module 103 and/or the power distribution module 104 are assembled on the first bracket 105, so that the space utilization rate is high, the size of the energy storage cabinet 101 capable of being transported by the rack box 102 is increased, namely the size of a battery cell in the energy storage cabinet 101 is increased, and the power supply capacity is improved.

In this application, the gantry box has a specific implementation. The rack box comprises a base and a support, wherein the base is provided with a specific structure, a specific assembly mode is arranged between the base and the support, and the structure of the rack box is described below with reference to the accompanying drawings.

Fig. 2 is a schematic structural view of a rack box provided in the present application.

Referring to fig. 2, as shown in fig. 2, optionally, the base 109 may include two beams 201, where the two beams 201 are disposed in parallel and extend along a length direction of the base. The two stringers 202, the two stringers 202 are disposed in parallel, and the two stringers 202 may extend along the width direction of the base, wherein an outlet 203 is disposed on one stringer 202. The stiffening beam 204, the both ends of stiffening beam 204 are connected in the inner wall of two crossbeams 201 respectively, and stiffening beam 204 can set up at the interval between two crossbeams, is equipped with wire hole 205 on the stiffening beam 204, can place the wiring of energy storage cabinet in the wire hole 205.

As shown in fig. 2, the energy storage device may optionally further include a second bracket 206. The second bracket 206 is disposed opposite to the first bracket 105. Alternatively, the first bracket 105 and the second bracket 206 may be welded to the outer end surfaces of the two stringers 202 of the base, where the plane of the first bracket 105 and the plane of the second bracket 206 are perpendicular to the plane of the base 109.

In this application, between the first bracket 105 and the second bracket 206, one energy storage cabinet 101 may be disposed on the base 109, and a plurality of energy storage cabinets 101 may also be carried. If a plurality of energy storage cabinets 101 are provided, the energy storage cabinets 101 are arranged on the base 109 along the length direction of the base 109, and wires of the energy storage cabinets 101 are connected with the confluence module 103 after passing through the wire through holes 205 and the wire outlets 203, wherein one or more battery modules are arranged in each energy storage cabinet 101. Each battery module includes a plurality of batteries.

In this application, the first support 105 may be disposed opposite to the second support 206, and other arrangements of the first support 105 and the second support 206 may be selected, which is not limited herein.

Alternatively, the positions of the first bracket 105 and the second bracket 206 may be set according to the requirement of the camera, as shown in fig. 2, and alternatively, the first bracket 105 and the second bracket 206 may be set on the base, which may be indicated that the first bracket 105 and the second bracket 206 are respectively set on two ends of the base 109. Alternatively, the first bracket 105 and the second bracket 206 are disposed on the base, which may indicate that the first bracket 105 is disposed at one end of the base, and the second bracket 206 is disposed in the middle of the base. Other arrangements of the first bracket 105 and the second bracket 206 are also possible, and are not limited herein.

Alternatively, the angle formed between the plane of the first support 105 and the second support 206 and the plane of the base may be set according to the requirement. As shown in fig. 2, the plane of the first support 105 and the second support 206 may be perpendicular to the plane of the base 109, and the plane of the first support 105 and the second support 206 may be at other angles to the plane of the base, which is not limited herein.

Alternatively, the first bracket 105 may be a rectangular frame structure as shown in fig. 1, and the first bracket 105 may be a frame structure having an irregular shape, which is set as required, and is not limited herein.

The foregoing examples illustrate the structure of the rack box provided in the present application, and the bus module and the power distribution module provided in the present application further include specific implementations, and the specific implementations will be described below with reference to the accompanying drawings.

Mode one: is independently arranged.

In this application, if be provided with distribution module 103 and collection flow module 104 in the space that first corner post 106, second corner post 107, first crossbeam 108 and base 109 constitute, distribution module 103 and collection flow module 104 that this application provided can independently set up in two different boxes. That is, the energy storage device includes a distribution box 301 and a junction box 302, the distribution box 301 includes a distribution module 103, and the junction box 302 includes a junction module 104.

In this kind of possible implementation manner, distribution module 103 and collection flow module 104 are located the box of difference respectively, and the volume of distribution box 301 and collection flow box 302 is little, and the processing degree of difficulty is little when processing distribution box 301 and collection flow box 302, has further promoted the machining efficiency of distribution box 301 and collection flow box 302.

In this application, the size of block terminal and collection flow box can set up according to the demand.

Fig. 3 is a schematic size diagram of a distribution box, a combiner box and a first corner post provided in the present application.

Referring to fig. 3, in the present application, optionally, a thickness D1 of the distribution box 301 and/or a thickness D2 of the combiner box 302 may be less than or equal to a thickness A1 of the first corner post.

As shown in fig. 3, the thickness D1 of the distribution box 301 is used to indicate the dimension of the distribution box 301 along the length direction of the base, the thickness D2 of the combiner box 302 is used to indicate the dimension of the distribution box 301 and/or the combiner box 302 along the length direction of the base, and the thickness A1 of the first corner post 106 is used to indicate the dimension of the first corner post along the length direction of the base 109.

In this application, the cavity department of first support 105 disposes block terminal 301 and converges case 302, and when the thickness of block terminal 301 and converging case 302 was less than the thickness of first corner post 106, block terminal 301 and converging case 302 alright assemble in the space that first support 106 and base 109 constitute completely, have further promoted space utilization. In addition, since the distribution box 301 and the junction box 302 are completely assembled in the space formed by the first bracket 106 and the base 109, damage to the distribution box 301 and the junction box 302 due to collision during transportation can be effectively avoided.

Fig. 4A, 4B, and 4C are schematic dimensional views of a power distribution box provided herein.

Referring to FIGS. 4A, 4B, and 4C, an exemplary power distribution box has a width dimension W1, a thickness dimension D1, and a height dimension H1, wherein 1750 mm.ltoreq.W1.ltoreq.1850 mm,100 mm.ltoreq.D1.ltoreq.300 mm,550 mm.ltoreq.H2 mm.

Fig. 5A, 5B, and 5C are schematic dimensional diagrams of a manifold provided herein.

Referring to FIGS. 5A, 5B, and 5C, an exemplary header tank has a width dimension W2, a thickness dimension D2, and a height dimension H2, wherein 1750 mm.ltoreq.W2.ltoreq.1850 mm,100 mm.ltoreq.D2.ltoreq.300 mm,925 mm.ltoreq.H2.ltoreq.1125 mm.

In the present application, the dimensions of the distribution box and the junction box provided by the above examples are exemplary illustrations. In the practical application process, optionally, the size of block terminal and collection flow box can be set up according to the demand, and the numerical value of specific size is not restricted in this application.

In this application, the distribution box and the junction box may be assembled in various ways, which will be described in detail below.

Fig. 6 is a schematic view of an assembly structure of a distribution box and a combiner box provided herein.

Referring to fig. 6, alternatively, the distribution box 301 and the combiner box 302 may be mounted to the first bracket by bolting. As shown in fig. 6, an exemplary distribution box 301 is mounted to the first bracket 105 by bolts 303, and a junction box 302 is mounted to the first bracket 105 by bolts 304.

Optionally, the distribution box 301 and the combiner box 302 are assembled on the first support 105 in a snap-limiting manner, and the distribution box 301 and the combiner box 302 may also be assembled on the first support 105 in other manners, which is not limited herein.

In this application, the assembly order of the distribution box 301 and the junction box 302 may be determined according to the requirement, the distribution box 301 may be assembled first, the junction box 302 may be assembled first, and the specific assembly order is not limited.

In this application, optionally, a control switch may be further installed on the combiner box, which will be described in detail below.

Fig. 7 is a schematic structural diagram of a control switch provided in the present application.

Referring to fig. 7, a control switch 401 may control the output power of the energy storage cabinet. Alternatively, the control switch 401 may control the energy storage cabinet 101 to be opened or closed. If optional, the control switch 401 may also regulate the output power of the energy storage cabinet 101. Control over the energy storage cabinet 101 can be achieved through a control switch on the combiner box 302, and flexibility of the energy storage device is improved.

For example, if a plurality of energy storage cabinets 101 are carried on the rack box 102 in the energy storage device, a plurality of control switches 401 may be correspondingly disposed on the combiner box 302, where each control switch 401 corresponds to one energy storage cabinet 101.

Alternatively, the control switch 401 may be a detachable switch, and in order to prevent the control switch 401 from being damaged by extrusion during transportation, the control switch 401 may be detached first, and after the transportation is completed, the control switch 401 is assembled to the outer surface of the combiner box.

In this application, optionally, an outgoing line protection box may also be disposed on the outer surface of the combiner box, which will be described in detail below.

Fig. 8 is a schematic structural view of a control switch provided in the present application.

Referring to fig. 8, optionally, the outgoing line protection box 501 may protect a power line connected to the combiner box 302, and the outgoing line protection box 501 may also protect a signal line connected to the combiner box 302, which is not limited herein.

Optionally, when the outgoing line protection box 501 is provided, the thickness of the outgoing line protection box 501 and the thickness of the busbar 302 may be smaller than the thickness of the first corner post 106, that is, the outer surface of the outgoing line protection box 501 is located in the outer end surface formed by the first bracket, so as to prevent the outer surface of the outgoing line protection box 501 from being damaged by extrusion during transportation.

Alternatively, when the outgoing line protection box 501 is provided, the outgoing line protection box 501 may be provided in a detachable structure. The thickness D2 of the junction box 302 is less than or equal to the thickness A1 of the first corner post, and the sum of the thicknesses of the outgoing line protection box 501 and the junction box 302 may be less than or equal to the thickness A1 of the first corner post, that is, the outer surface of the outgoing line protection box 501 may protrude out of the outer end surface formed by the first bracket. In the transportation process, in order to prevent the wire outlet protection box 501 from being damaged by extrusion, the wire outlet protection box 501 may be detached first, and after the transportation is finished, the wire outlet protection box 501 is assembled after the power line and/or the signal line are assembled on the junction box 501.

In this application, optionally, the outer surface of the outgoing line protection box may be provided with an emergency button, which will be described in detail below.

Fig. 9 is a schematic structural view of an emergency button provided in the present application.

Referring to fig. 9, in the present application, an emergency button 601 is disposed on an outer surface of the outgoing line protection box, and when an emergency occurs, the energy storage device can be stopped by pressing the emergency button 601, so that the safety of the energy storage device is improved.

Alternatively, the emergency button 601 may be disposed on an outgoing line protection box for protecting a signal line, the emergency button 601 may also be disposed on an outgoing line protection box for protecting a power line, and the emergency button 601 may also be disposed at other positions, which is not limited herein.

Mode two: and (5) mixing.

Fig. 10 is a schematic structural diagram of an energy storage device provided in the present application.

Referring to fig. 10, optionally, if a power distribution module and a bus module are disposed in a space formed by the first corner post 106, the second corner post 107, the first beam 108 and the base 109, the power distribution module and the bus module provided herein may be disposed in a box in a mixing manner. That is, the energy storage device includes a distribution box 701, and the distribution box 701 includes a distribution module and a collection module.

In this application, if distribution module and collection flow the module and be arranged in same box, distribution module and collection flow the line between the module and be arranged in the box inside, can prevent distribution module and collection flow the line between the module and be eroded by external environment, reduced the maintenance cost of circuit, prolonged the life of circuit.

In this application, the size of distribution collection flow box can set up according to the demand.

In this application, alternatively, the thickness D3 of the distribution box 701 may be equal to or less than the thickness A1 of the first corner post. Similar to the embodiment shown in fig. 3, the thickness D3 of the distribution box 701 is used to indicate the dimension of the distribution box 701 along the length of the base, and the thickness A1 of the first corner post is used to indicate the dimension of the first corner post along the length of the base.

Fig. 11A, 11B, and 11C are schematic dimensional views of a distribution manifold provided herein.

11A, 11B and 11C, exemplary, as shown in FIG. 11, the distribution box has a width dimension W3, a thickness dimension D3, and a height dimension H3, wherein 1750 mm.ltoreq.W1.ltoreq.1850 mm,100 mm.ltoreq.D1.ltoreq.300 mm,1475 mm.ltoreq.H2.ltoreq.1775 mm.

In this application, the dimensions of the distribution box 701 provided by the above example are exemplary illustrations. In the practical application process, optionally, the size of the distribution box 701 may be set according to the requirement, and the numerical value of the specific size is not limited in this application.

In this application, the distribution box and the junction box have various assembly modes, which will be described in detail below.

Similar to the embodiment shown in fig. 6, alternatively, the distribution box 701 may be mounted to the first bracket by bolting.

Optionally, the distribution box 701 is assembled on the first bracket in a manner of fastening and limiting, and the distribution box may also be assembled on the first bracket in other manners, which is not limited herein.

In this application, optionally, a control switch may be further installed on the distribution busbar box, and a setting manner of the control switch is similar to that of the control switch in the embodiment described in fig. 7, which is not described in detail herein.

In this application, optionally, the external surface of the distribution box may be further provided with an outgoing line protection box, and the setting mode of the outgoing line protection box is similar to the setting mode of the control switch in the embodiment described in fig. 8, which is not repeated herein.

In this application, optionally, an emergency button may be further disposed on the outer surface of the outgoing line protection box, and the manner of disposing the emergency button is similar to that of the embodiment described in fig. 9, which is not described in detail herein.

The application also provides an energy storage system, wherein the energy storage system comprises the energy storage device provided in each embodiment.

Alternatively, the energy storage system may be a power supply station including an energy storage device, and the energy storage system may be in other forms, and is not limited herein.

The energy storage device and the energy storage system provided by the embodiments of the present application are described in detail, and specific examples are applied herein to illustrate the principles and embodiments of the present application, and the description of the above embodiments is only used to help understand the method and core idea of the present application. Meanwhile, as those skilled in the art will have modifications in the specific embodiments and application scope in accordance with the ideas of the present application, the present description should not be construed as limiting the present application in view of the above.

Claims

1. An energy storage device, the energy storage device comprising:

the energy storage cabinet is used for providing electric energy;

the rack box comprises a base and a first bracket, wherein the base is used for bearing the energy storage cabinet, the first bracket is arranged on the base and used for limiting the energy storage cabinet, the first bracket comprises a first corner post, a second corner post and a first cross beam, and a power distribution module and/or a confluence module is arranged in a space formed by the first corner post, the second corner post, the first cross beam and the base;

the converging module is used for converging wires of the energy storage cabinet;

the power distribution module is used for distributing power for the functional modules in the energy storage cabinet.

2. The energy storage device of claim 1, wherein a power distribution module and a bus module are disposed in a space defined by the first corner post, the second corner post, the first cross beam, and the base, the energy storage device further comprising:

a distribution box comprising the distribution module;

and the converging box comprises the converging module.

3. The energy storage device of claim 2, wherein the energy storage device comprises a housing,

the thickness of the distribution box and/or the bus box is smaller than or equal to the thickness of the first corner post, the thickness of the distribution box and/or the bus box is used for indicating the size of the distribution box and/or the bus box along the length direction of the base, and the thickness of the first corner post is used for indicating the size of the first corner post along the length direction of the base.

4. The energy storage device of claim 2, wherein the energy storage device comprises a housing,

the distribution box with the collection flow box passes through bolted connection's mode assemble in on the first support, perhaps, the distribution box with the collection flow box passes through the spacing mode of buckle assemble in on the first support.

5. The energy storage device of claim 2, further comprising:

the control switch is arranged on the combiner box and is used for controlling the output power of the energy storage cabinet.

6. The energy storage device of claim 5, wherein said control switch is removable.

7. The energy storage device of claim 2, further comprising:

the outgoing line protection box is arranged on the outer surface of the converging box and is used for protecting a power line and/or a signal line connected with the converging box.

8. The energy storage device of any of claims 2 to 7, wherein the distribution box has a width dimension W1, a thickness dimension D1, and a height dimension H1, wherein 1750mm +.w1 +.1850 mm,100mm +.d1 +.300mm, 550mm +.h1 +.650 mm.

9. The energy storage device of any one of claims 2 to 7, wherein the header tank has a width dimension W2, a thickness dimension D2, and a height dimension H2, wherein 1750mm ∈w2 ∈1850mm,100mm ∈d2 ∈300mm, and 925mm ∈h2 ∈1125mm.

10. The energy storage device of claim 1, wherein a power distribution module and a bus module are disposed in a space defined by the first corner post, the second corner post, the first cross beam, and the base, the energy storage device further comprising:

the distribution junction box comprises a distribution module and a junction module.

11. The energy storage device of claim 10, wherein the energy storage device comprises a housing,

the thickness of block terminal is less than or equal to the thickness of first corner post, the thickness of block terminal is used for instructing the block terminal is followed the length direction's of base size, the thickness of first corner post is used for instructing the first corner post is followed the length direction's of base size.

12. The energy storage device of claim 10, wherein the energy storage device comprises a housing,

the distribution box is assembled on the first support in a bolt connection mode, or the distribution box is assembled on the first support in a buckle limiting mode.

13. The energy storage device of claim 10, further comprising:

14. The energy storage device of claim 13, wherein said control switch is removable.

15. The energy storage device of claim 10, further comprising:

the outgoing line protection box is arranged on the outer surface of the distribution junction box and is used for protecting power lines and/or signal lines connected with the distribution junction box.

16. The energy storage device of any of claims 10 to 15, wherein the distribution box has a width dimension W3, a thickness dimension D3, and a height dimension H3, wherein 1750mm ∈w3 ∈1850mm,100mm ∈d3 ∈300mm,1475mm ∈h3 ∈1775mm.

17. An energy storage device according to claim 7 or 15, wherein an emergency button is provided on an outer surface of the outlet protection box, the emergency button being used to control the energy storage device to cease operation.

18. The energy storage device of any one of claims 1 to 7 or 10 to 15, wherein the base comprises:

the two cross beams are arranged in parallel and extend along the length direction of the base;

the two longitudinal beams are arranged in parallel and extend along the width direction of the base, and a wire outlet is arranged on one longitudinal beam;

the two ends of the reinforcing beam are respectively connected to the inner walls of the two cross beams, and the reinforcing beam is provided with a wire passing hole.

19. The energy storage device of claim 18, further comprising:

the second support, the second support with first support set up relatively on the terminal surface of two longerons of base, the energy storage cabinet set up in between the first support with the second support.

20. The energy storage device of claim 19, wherein the energy storage device comprises,

the energy storage cabinet is arranged on the base along the length direction of the base, and wiring of the energy storage cabinet is connected with the confluence module after passing through the wire passing hole and the wire outlet.

21. An energy storage system comprising an energy storage device according to any one of claims 1 to 20.