Battery cabinet assembly of optical storage system

Abstract

A battery cabinet assembly of an optical storage system comprises a battery cabinet and a grid-connected cabinet, the grid-connected cabinet is fixed on the end face of the battery cabinet, two sides of the grid-connected cabinet are respectively connected with quick-plug terminals, a grid-connected circuit is arranged in the grid-connected cabinet, the grid-connected circuit is connected with a battery circuit in the battery cabinet, the quick-plug terminals at two ends of the grid-connected cabinet are respectively connected with the grid-connected circuit, and the quick-plug terminals at two ends of the grid-connected cabinet are respectively connected with the grid-connected circuit. The grid-connected cabinets on the adjacent battery cabinets are connected through the quick-plug terminals, so that the adjacent battery cabinets are connected through the grid-connected cabinets; when the battery cabinet assembly is assembled, a circuit in a battery cabinet is connected with a grid-connected circuit in a grid-connected cabinet, when the battery cabinet assembly leaves a factory, the battery cabinet assembly is in a wiring completed state, and when the battery cabinet assembly moves to a working position, a worker only needs to connect the quick-plug terminals through a cable to complete connection of adjacent battery cabinets; therefore, on-site grid connection of workers is omitted, and the installation convenience of the battery cabinet assembly is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to photovoltaic system technical field, concretely relates to a battery cabinet subassembly of light storage system. BACKGROUND

[0002] The photovoltaic battery cabinet is the solar photovoltaic power generation surplus electric energy is stored to the energy storage cabinet. The utility model discloses a kind of photovoltaic energy storage cabinet structures of split modular combination, including control cabinet and the battery cabinet on control cabinet, battery cabinet is equipped with several, positioning block is provided on battery cabinet, positioning groove is opened on battery cabinet, positioning block is slippage in the positioning groove of adjacent battery cabinet, battery cabinet is moved, make positioning block separate from positioning groove, battery cabinet can be detached from another battery cabinet. The deficiency of the above energy storage cabinet is that adjacent battery cabinet needs to be connected and networked by external grid-connected box, and the user needs to be connected during network connection. On the one hand, the knowledge requirement threshold of connecting personnel is higher, on the other hand, the connection process is more cumbersome, which brings certain inconvenience to the user. SUMMARY

[0003] In view of the above shortcomings, the technical problem to be solved by the utility model is to provide a battery cabinet subassembly of light storage system for simplifying the wiring difficulty between battery cabinets and improving the efficiency of user wiring of battery cabinets.

[0004] To solve the above technical problems, the utility model adopts the technical scheme that,

[0005] A kind of battery cabinet subassembly of light storage system, comprising: battery cabinet and the grid-connected cabinet for connecting adjacent battery cabinet, grid-connected cabinet is fixed on the end face of battery cabinet, quick plug terminal is connected on the both sides of grid-connected cabinet, and the grid-connected cabinet on adjacent battery cabinet is connected by quick plug terminal.

[0006] As a preferred scheme of the utility model, the quick plug terminal is obliquely downward arranged on the both sides of grid-connected cabinet.

[0007] As a preferred scheme of the utility model, the outer side wall of grid-connected cabinet is provided with recessed groove, and the quick plug terminal is fixed on the inner wall of recessed groove.

[0008] As a preferred scheme of the utility model, the cross section of recessed groove is triangular structure, so as to install quick plug terminal obliquely downward on the outer side wall of grid-connected cabinet through recessed groove.

[0009] As a preferred scheme of the utility model, fixing frame is installed at the bottom of battery cabinet subassembly, and the edge of quick plug terminal is projected on the inner side of fixing frame edge.

[0010] As a preferred scheme of the utility model, the fixed frame comprises a fixed frame and a fixed foot for fixing the fixed frame on the ground, the fixed frame is fixed at the bottom of the battery cabinet assembly, and the fixed foot is connected to the side wall of the fixed frame.

[0011] As a preferred scheme of the utility model, the grid-connected cabinet comprises a cabinet body fixed on the end face of the battery cabinet and an end cover covering the cabinet body, a sealing ring is arranged on the end face of the cabinet body, and the sealing ring abuts against the end cover.

[0012] As a preferred scheme of the utility model, a plurality of mounting brackets are arranged on the end face of the cabinet body, the mounting brackets are located outside the sealing ring, and the end cover is connected to the mounting brackets through bolts.

[0013] As a preferred scheme of the utility model, the bottom of the cabinet body is provided with an open slot, and a protective cover is arranged on the open slot.

[0014] As a preferred scheme of the utility model, the top of the grid-connected cabinet is provided with a wire inlet, and the wire inlet is arranged on one side of the protective cover.

[0015] Compared with the prior art, the utility model has the beneficial effects that the battery cabinet and the grid-connected cabinet are connected when the battery cabinet assembly is assembled, the battery cabinet does not need to be connected to the grid in the construction site, and the installation convenience of the battery cabinet assembly is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a structural schematic view of the battery cabinet assembly.

[0017] Figure 2 is Figure 1 is a structural schematic view after the end cover is hidden.

[0018] Figure 3 is a structural schematic view of the grid-connected cabinet after the end cover is hidden.

[0019] Mark: battery cabinet 1, grid-connected cabinet 2, cabinet body 2-1, end cover 2-2, sealing ring 2-3, mounting bracket 2-4, open slot 2-5, protective cover 2-6, wire inlet 2-7, quick plug terminal 3, recess 4, fixed frame 5, fixed frame 5-1, fixed foot 5-2, grid-connected circuit 6. DETAILED DESCRIPTION

[0020] The utility model will be further described below in combination with the drawings.

[0021] The battery cabinet assembly of a light storage system comprises a battery cabinet 1 and a grid-connected cabinet 2, the grid-connected cabinet 2 is fixed on the end face of the battery cabinet 1, quick plug terminals 3 are connected on both sides of the grid-connected cabinet 2, a grid-connected circuit 6 is arranged in the grid-connected cabinet 2, the grid-connected circuit 6 is connected with the battery circuit in the battery cabinet 1, and the quick plug terminals 3 on both ends of the grid-connected cabinet 2 are connected with the grid-connected circuit 6 respectively, the grid-connected cabinets 2 on adjacent battery cabinets 1 are connected through the quick plug terminals 3, so that the adjacent battery cabinets 1 are connected through the grid-connected cabinet 2.

[0022] The battery cabinet assembly connects the circuit in the battery cabinet 1 with the grid-connected circuit 6 in the grid-connected cabinet 2 when assembled, when leaving the factory, the battery cabinet assembly is in a state that wiring is completed, when the battery cabinet assembly is moved to a working position, workers only need to connect the quick plug terminals 3 through cables to complete the connection of adjacent battery cabinets 1, so that workers are saved from on-site grid connection, and the installation convenience of the battery cabinet assembly is improved.

[0023] In order to improve the wiring convenience of external cables and the quick plug terminals 3, the quick plug terminals 3 are arranged obliquely downward on both sides of the grid-connected cabinet 2, as a preferred embodiment, the inclination angle of the quick plug terminals with the vertical plane is 30°-60°.

[0024] The inner recess 4 is arranged on the outer side wall of the grid-connected cabinet 2, the quick plug terminals 3 are fixed on the inner wall of the inner recess 4, through the arrangement of the inner recess 4, one end of the quick plug terminal 3 can be easily recessed into the grid-connected cabinet 2, the length of the quick plug terminal 3 extending to the grid-connected cabinet 2 is reduced, the gap required for connecting adjacent battery cabinets 1 is reduced, and the installation area required for installing multiple battery cabinets 1 is reduced; in order to facilitate the oblique downward installation of the quick plug terminals 3 on the grid-connected cabinet 2, the cross section of the inner recess 4 is in a triangular structure, so that the quick plug terminals 3 are obliquely downward installed on the outer side wall of the grid-connected cabinet 2 through the inner recess 4.

[0025] The bottoms of the battery cabinet 1 and the grid-connected cabinet 2 are located on the same plane, the fixing frame 5 is installed on the bottom of the battery cabinet assembly, that is, the fixing frame 5 is connected with the bottoms of the battery cabinet 1 and the grid-connected cabinet 2 respectively, and the edge of the quick plug terminal 3 is projected on the inner side of the edge of the fixing frame 5.

[0026] The fixing frame 5 comprises a fixing frame 5-1 and a fixing foot 5-2 for fixing the fixing frame 5-1 on the ground, the battery cabinet 1 and the grid-connected cabinet 2 are arranged on the fixing frame 5-1, the fixing foot 5-2 is connected on the side wall of the fixing frame 5-1, the fixing foot 5-2 extends to the outside of the fixing frame 5-1, and a through hole is arranged on the fixing foot 5-2, the fixing foot 5-2 is fixed on the ground through the through hole.

[0027] The grid-connected cabinet 2 comprises a cabinet body 2-1 fixed on the end face of the battery cabinet 1 and an end cover 2-2 covering the cabinet body 2-1, and since the grid-connected circuit 6 is installed in the cabinet body 2-1, in order to prevent rainwater from dripping from the cabinet body 2-1 and the end cover 2-2 to affect the grid-connected circuit 6, a sealing ring 2-3 is arranged on the end face of the cabinet body 2-1, and the sealing ring 2-3 abuts against the end cover 2-2 to ensure the sealing of the joint surface of the cabinet body 2-1 and the end cover 2-2.

[0028] In order to facilitate the fixation of the end cover 2-2 on the cabinet body 2-1, a plurality of mounting brackets 2-4 are arranged on the end face of the cabinet body 2-1, the mounting brackets 2-4 are located outside the sealing ring 2-3, and the end cover 2-2 is connected with the mounting brackets 2-4 through bolts. As a preferred embodiment, the side wall of the mounting bracket 2-4 is matched with the inner wall of the end cover 2-2 to position the end cover 2-2, that is, when the end cover 2-2 is assembled with the cabinet body 2-1, the side wall of the mounting bracket 2-4 abuts against the inner wall of the end cover 2-2 to position the end cover 2-2, thereby improving the installation convenience of the end cover 2-2.

[0029] An open groove 2-5 is arranged on the bottom of the cabinet body 2-1, and a protective cover 2-6 is arranged on the open groove 2-5 to facilitate the air convection between the cabinet body 2-1 and the outside and prevent water from accumulating in the cabinet body 2-1.

[0030] The top of the grid-connected cabinet 2 is provided with an inlet 2-7, and the external cable can be connected with the grid-connected circuit 6 through the inlet 2-7. Preferably, the inlet 2-7 is located close to the bottom of the grid-connected cabinet 2, and the position of the inlet 2-7 is lower than that of the grid-connected circuit 6, and the inlet 2-7 is arranged on one side of the protective cover 2-6. When rainwater enters the grid-connected cabinet 2 along the cable, the rainwater can be discharged out of the cabinet body 2-1 through the open groove 2-5.

[0031] In order to reduce the gap required for connecting adjacent battery cabinets 1, the outer end of the quick plug terminal 3 and the outer end of the inlet 2-7 are located inside the fixing leg 5-2.

[0032] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application; therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

[0033] Although the corresponding terms of the figure marks are used more in this article, but the possibility of using other terms is not excluded; using these terms is only for more convenient description and explanation of the essence of the utility model; it is contrary to the spirit of the utility model to interpret them as any kind of additional limitation.

Claims

1. A battery cabinet assembly of a light storage system, characterized by, The application relates to a battery cabinet (1) and a parallel connection cabinet (2) for connecting adjacent battery cabinets (1), wherein the parallel connection cabinet (2) is fixed on the end face of the battery cabinet (1), and quick plug terminals (3) are arranged on the two sides of the parallel connection cabinet (2), and the parallel connection cabinets (2) on the adjacent battery cabinets (1) are connected through the quick plug terminals (3). The quick plug terminals (3) are arranged obliquely downwards on the two sides of the parallel connection cabinet (2).

2. A battery cabinet assembly for an optical storage system according to claim 1, wherein, An inner recess (4) is arranged on the outer side wall of the parallel connection cabinet (2), and the quick plug terminals (3) are fixed on the inner wall of the inner recess (4).

3. A battery cabinet assembly for an optical storage system according to claim 1, wherein, The cross section of the inner recess (4) is in a triangular structure, so that the quick plug terminals (3) are obliquely installed downwards on the outer side wall of the parallel connection cabinet (2) through the inner recess (4).

4. A battery cabinet assembly for an optical storage system according to claim 3, wherein, A fixing frame (5) is arranged at the bottom of the battery cabinet assembly, and the edge of the quick plug terminal (3) is projected inwards on the edge of the fixing frame (5).

5. A battery cabinet assembly for an optical storage system according to claim 1, wherein, The fixing frame (5) comprises a fixing frame (5-1) and fixing feet (5-2) for fixing the fixing frame (5-1) on the ground, the fixing frame (5-1) is fixed on the bottom of the battery cabinet assembly, and the fixing feet (5-2) are connected on the side walls of the fixing frame (5-1).

6. A battery cabinet assembly for an optical storage system according to claim 5, wherein, The parallel connection cabinet (2) comprises a cabinet body (2-1) fixed on the end face of the battery cabinet (1) and an end cover (2-2) covering the cabinet body (2-1), a sealing ring (2-3) is arranged on the end face of the cabinet body (2-1), and the sealing ring (2-3) abuts against the end cover (2-2).

7. A battery cabinet assembly for an optical storage system according to claim 1, wherein, A plurality of mounting brackets (2-4) are arranged on the end face of the cabinet body (2-1) and located outside the sealing ring (2-3), and the end cover (2-2) is connected with the mounting brackets (2-4) through bolts.

8. A battery cabinet assembly for an optical storage system according to claim 7, wherein, An open groove (2-5) is arranged on the bottom of the cabinet body (2-1), and a protective cover (2-6) is arranged on the open groove (2-5).

9. A battery cabinet assembly for an optical storage system according to claim 7, wherein, An inlet (2-7) is arranged on the top of the parallel connection cabinet (2) and located on one side of the protective cover (2-6).

10. A battery cabinet assembly for an optical storage system according to claim 9, wherein, ​

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