CN219123413U

CN219123413U - Group string type container energy storage battery cluster switching structure

Info

Publication number: CN219123413U
Application number: CN202320051862.1U
Authority: CN
Inventors: 史辰雷; 曹帅; 时伟; 梁世宏
Original assignee: Goodwe Technologies Co Ltd
Current assignee: Goodwe Technologies Co Ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-06-02
Anticipated expiration: 2033-01-09

Abstract

The application discloses group's cluster container energy storage battery cluster switching structure relates to group's cluster container energy storage technical field, including the cluster switching cabinet, be provided with a plurality of switching subassemblies that are used for connecting inlet wire and are qualified for the next round of competitions in the cluster switching cabinet, the switching subassembly is provided with a plurality of echelonment connection platform and a plurality of respectively fix corresponding copper nose on the echelonment connection platform. The utility model has the effects of reducing maintenance difficulty, improving space utilization, reducing electric interference and reducing electric fault degree through orderly arrangement and realization connection inlet wire and connection outlet wire.

Description

Group string type container energy storage battery cluster switching structure

Technical Field

The application relates to the technical field of serial container energy storage, in particular to a serial container energy storage battery cluster switching structure.

Background

The large-scale energy storage system adopts a serial circuit, and the battery clusters of the serial circuit have two layout modes at present, namely a scattered cabinet body and a scattered container. The cost of the scheme of the distributed cabinet body is high, which is unfavorable for system integration. The container scheme is beneficial to system integration, but only the scattered cabinet bodies are simply concentrated, so that power lines of each battery cluster are not summarized, and the problem of adverse operation is caused by the fact that the power lines directly penetrate through the floor of the container from below each battery cluster to enter a cable trench; and the power lines of all the battery clusters are not switched, and the power lines need to enter the cable trench from a unified cable port after summarizing, so that the problem of adverse operation is caused.

Therefore, the battery cluster form of the existing container layout has the problems of being unfavorable for operation, and the effect of realizing stable structure while the aim of lifting operation is difficult to achieve, so that improvement is needed.

Disclosure of Invention

In view of this, the purpose of this application is to provide a group's serial container energy storage battery cluster switching structure to realize the firm and purpose that reduces operation and site operation degree of difficulty. The specific scheme is as follows:

the utility model provides a group's cluster formula container energy storage battery cluster switching structure, includes battery cluster switching cabinet, be provided with a plurality of switching subassemblies that are used for connecting inlet wire and are qualified for next round of competitions in the battery cluster switching cabinet, switching subassembly is provided with a plurality of echelonment connection platform and a plurality of respectively fix corresponding copper nose on the echelonment connection bench.

Preferably: the side wall of the battery cluster transfer cabinet is provided with a wire inlet hole, and the bottom side wall of the battery cluster transfer cabinet is provided with a wire outlet hole.

Preferably: the step-shaped connecting tables are even in number and gradually raised from back to front, and the step-shaped connecting tables positioned at the back side are used for connecting incoming wires; the step-shaped connecting tables are positioned on the front side and used for connecting outgoing lines.

Preferably: the switching assembly comprises an external current carrying copper bar in a U shape and an internal current carrying copper bar positioned on the inner side of the external current carrying copper bar; the openings of the outer current-carrying copper bars and the inner current-carrying copper bars are downward, and both ends of the outer current-carrying copper bars and the inner current-carrying copper bars are connected and fixed with the corresponding copper noses.

Preferably: the two ends of the external current carrying copper bar are respectively provided with an external long arm positioned at the rear end and an external short arm positioned at the front end; the two ends of the inner current-carrying copper bar are respectively provided with an inner long arm positioned at the rear end and an inner short arm positioned at the front end; the lengths of the outer long arm, the inner short arm and the outer short arm are sequentially reduced; the inner short arm and the outer short arm are used for connecting outgoing lines; the inner long arm and the outer long arm are used for connecting an incoming line.

Preferably: a fixed plate is arranged in the battery cluster switching cabinet; a plurality of insulation terminals are arranged between the outer current-carrying copper bars and the inner current-carrying copper bars, and insulation terminals used for being connected and fixed with the fixing plate are arranged on the upper sides of the outer current-carrying copper bars.

According to the scheme, the application provides a group string type container energy storage battery cluster switching structure, and the group string type container energy storage battery cluster switching structure has the following beneficial effects:

1. the power line of the battery cluster is connected through the switching component in the battery cluster switching cabinet, and then the external component is connected through the wire outlet hole of the battery cluster switching cabinet, so that the operation convenience is remarkably improved;

2. the mode of connecting the incoming line and the outgoing line is realized through the multi-layer step-shaped connecting table, so that the influence on the operation convenience caused by mutual interference of incoming line and outgoing line is avoided;

3. the connection incoming line and the connection outgoing line are orderly arranged, so that maintenance difficulty is reduced, space utilization rate is improved, electric interference is reduced, and electric fault degree is reduced.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present application, and that other drawings may be obtained according to the provided drawings without inventive effort to a person skilled in the art.

Fig. 1 is a schematic structural diagram of a cluster switching structure of a cluster container energy storage battery disclosed in the present application;

fig. 2 is a schematic structural diagram of the adapter assembly disclosed in the present application.

Reference numerals illustrate: 1. a battery cluster switching cabinet; 11. a fixing plate; 12. a wire inlet hole; 13. a wire outlet hole; 2. an external current carrying copper bar; 21. an outer long arm; 22. an outer short arm; 3. an internal current carrying copper bar; 31. an inner long arm; 32. an inner short arm; 4. an insulated terminal; 5. copper nose.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

As shown in fig. 1, a cluster switching structure of a cluster container energy storage battery cluster comprises a battery cluster switching cabinet 1. The battery cluster transfer cabinet 1 is used for orderly connecting and arranging power lines of the battery clusters, so that external components such as a PCS cabinet and the like can be connected through the battery cluster transfer cabinet 1.

It should be noted that, a plurality of switching components for connecting incoming lines and outgoing lines are provided in the battery cluster switching cabinet 1. And the switching subassembly is provided with a plurality of echelonment connection platforms and a plurality of copper noses 5 of fixing respectively at corresponding echelonment connection bench, and then through a plurality of echelonment connection platforms and a plurality of copper noses 5 of fixing respectively at corresponding echelonment connection bench realize the power cord of battery cluster and converge and the switching in battery cluster switching cabinet 1 to realize showing in a plurality of echelonment connection bench overall arrangement and reduce the operation and the construction degree of difficulty in the battery cluster switching cabinet 1, and then be applicable to the integration of large-capacity energy storage system.

As shown in fig. 1 and 2, a wire inlet hole 12 is formed in a side wall of the battery cluster switching cabinet 1, and a wire outlet hole 13 is formed in a bottom side wall of the battery cluster switching cabinet 1, so that power wires of a battery cluster can be conveniently inserted into the battery cluster switching cabinet 1 through the wire inlet hole 12 to be converged, and then the switching purpose is achieved through the wire outlet hole 13.

It should be noted that the plurality of stepped connection stages are an even number and are gradually raised from the rear to the front, thereby facilitating the operation and construction in the battery cluster transfer cabinet 1. Meanwhile, a plurality of step-shaped connecting tables positioned at the rear side are used for connecting incoming wires; a plurality of step-shaped connection tables positioned at the front side are used for connecting outgoing lines. Therefore, after the power lines of the battery clusters enter the battery cluster transfer cabinet 1 through the wire inlet holes 12 on one side wall of the battery cluster transfer cabinet 1 and are converged, the power lines are connected with the copper noses 5 of the plurality of step-shaped connecting tables positioned at the rear side, and the transfer purpose is realized through the plurality of step-shaped connecting tables and the wire outlet holes 13 positioned at the front side.

It should be noted that the switching assembly includes an outer current-carrying copper bar 2 having a U shape and an inner current-carrying copper bar 3 located inside the outer current-carrying copper bar 2. The openings of the outer current-carrying copper bar 2 and the inner current-carrying copper bar 3 are downward, and both ends of the outer current-carrying copper bar and the inner current-carrying copper bar are fixedly connected with corresponding copper noses 5.

Wherein, the two ends of the external current carrying copper bar 2 are respectively provided with an external long arm 21 positioned at the rear end and an external short arm 22 positioned at the front end. Correspondingly, both ends of the inner current-carrying copper bar 3 are respectively provided with an inner long arm 31 at the rear end and an inner short arm 32 at the front end. Thus, the outer long arm 21, the inner long arm 31, the inner short arm 32 and the outer short arm 22 constitute a stepped connection stage for the purpose of connecting incoming lines and outgoing lines by ordered arrangement. At the same time, the outer long arms 21, the inner long arms 31, the inner short arms 32, and the outer short arms 22 are arranged in order from the rear to the front and sequentially decrease in length. Thus, the inner and outer

short arms

32, 22 are used to connect outgoing lines and the inner and outer

long arms

31, 21 are used to connect incoming lines.

As shown in fig. 1, a fixing plate 11 is provided in the battery cluster switching cabinet 1. Correspondingly, as shown in fig. 2, a plurality of insulating terminals 4 are arranged between the outer current-carrying copper bar 2 and the inner current-carrying copper bar 3; the upper end of the inner current-carrying copper bar 3 is provided with an insulating terminal 4 positioned at the lower side of the outer current-carrying copper bar 2, so that the connection stability of the inner current-carrying copper bar 3 and the outer current-carrying copper bar 2 is obviously improved. At the same time, the insulating terminals 4 are provided on the outer side of the inner long arm 31 and the inner side of the outer long arm 21 to further improve the connection fixing stability of the outer current carrying copper bar 2 and the inner current carrying copper bar 3. An insulating terminal 4 used for being connected and fixed with a fixing plate 11 is arranged on the upper side of the outer current-carrying copper bar 2, so that the outer current-carrying copper bar 2 and the inner current-carrying copper bar 3 are stably fixed in the battery cluster switching cabinet 1, and the fixing stability is remarkably improved.

In summary, the application provides a cluster type container energy storage battery cluster switching structure, and the power line of battery cluster is connected through the switching subassembly in the battery cluster switching cabinet 1 to this cluster type container energy storage battery cluster switching structure, and then passes the wire hole 13 of battery cluster switching cabinet 1 and connect external subassembly to show the promotion operating convenience. Meanwhile, the mode of connecting the incoming line and the outgoing line is realized through the multilayer step-shaped connecting table, so that the influence on the operation convenience caused by mutual interference of incoming and outgoing lines is avoided, and the purposes of reducing the maintenance difficulty, improving the space utilization rate, reducing the electrical interference and reducing the electrical fault degree are achieved.

Reference to "first," "second," "third," "fourth," etc. (if present) herein is used to distinguish similar objects from each other and does not necessarily describe a particular order or sequence. 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, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, or apparatus.

It should be noted that the description herein of "first," "second," etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implying an indication of the number of technical features being indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be regarded as not exist and not within the protection scope of the present application.

The principles and embodiments of the present application are described herein with specific examples, the above examples being provided only to assist in understanding the methods of the present application and their core ideas; 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. The utility model provides a group's cluster switching structure of cluster formula container energy storage battery, includes battery cluster switching cabinet (1), its characterized in that: the battery cluster switching cabinet (1) is internally provided with a plurality of switching components used for connecting incoming wires and outgoing wires, and each switching component is provided with a plurality of step-shaped connecting tables and a plurality of copper noses (5) which are respectively fixed on the corresponding step-shaped connecting tables.

2. The cluster transfer structure of claim 1, wherein: the battery cluster transfer cabinet is characterized in that the side wall of the battery cluster transfer cabinet (1) is provided with a wire inlet hole (12), and the bottom side wall of the battery cluster transfer cabinet (1) is provided with a wire outlet hole (13).

3. The cluster transfer structure of claim 1, wherein: the step-shaped connecting tables are even in number and gradually raised from back to front, and the step-shaped connecting tables positioned at the back side are used for connecting incoming wires; the step-shaped connecting tables are positioned on the front side and used for connecting outgoing lines.

4. The cluster transfer structure of claim 1, wherein: the switching assembly comprises a U-shaped external current-carrying copper bar (2) and an internal current-carrying copper bar (3) positioned at the inner side of the external current-carrying copper bar (2); the openings of the outer current-carrying copper bars (2) and the inner current-carrying copper bars (3) are downward, and the two ends of the outer current-carrying copper bars are connected and fixed with the corresponding copper noses (5).

5. The cluster transfer structure of claim 4, wherein: the two ends of the external current carrying copper bar (2) are respectively provided with an external long arm (21) positioned at the rear end and an external short arm (22) positioned at the front end; both ends of the inner current-carrying copper bar (3) are respectively provided with an inner long arm (31) positioned at the rear end and an inner short arm (32) positioned at the front end; the lengths of the outer long arm (21), the inner long arm (31), the inner short arm (32) and the outer short arm (22) are sequentially reduced; the inner short arm (32) and the outer short arm (22) are used for connecting outgoing lines; the inner long arm (31) and the outer long arm (21) are used for connecting an incoming line.

6. The cluster transfer structure of claim 5, wherein: a fixed plate (11) is arranged in the battery cluster switching cabinet (1); a plurality of insulation terminals (4) are arranged between the outer current-carrying copper bar (2) and the inner current-carrying copper bar (3), and the insulation terminals (4) used for being connected and fixed with the fixing plate (11) are arranged on the upper side of the outer current-carrying copper bar (2).