Distributed photovoltaic grid-connected cabinet convenient for incoming cable installation

Abstract

The utility model discloses a distributed photovoltaic grid-connected cabinet convenient for installation of an incoming cable, and relates to the field of photovoltaic technology. The distributed photovoltaic grid-connected cabinet facilitating installation of the incoming cable comprises a doubling cabinet, a transverse threading plate and a pressing and positioning structure, an installation frame is arranged in the doubling cabinet, an installation block is fixedly installed at the bottom of the installation frame, a positioning structure is arranged on the installation block, an opening is formed in the rear side of the doubling cabinet, the transverse threading plate is located in the opening, and the pressing and positioning structure is arranged on the transverse threading plate. A mounting strip is fixedly mounted on the rear side of the transversely mounted threading plate, a wire clamping block is fixedly mounted on the rear side of the mounting strip, a feeding port is formed in the transversely mounted threading plate, a silica gel strip is arranged on the inner wall of the feeding port, sliding seats are fixedly mounted on the two sides of the transversely mounted threading plate, and sealing structures are arranged on the transversely mounted threading plate and the doubling cabinet. And the pressing and positioning structure is arranged on the doubling cabinet and the sliding seat. According to the distributed photovoltaic grid-connected cabinet convenient for installation of the incoming cable, the height of the incoming cable can be controlled according to the position of a photovoltaic electric appliance.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic, in particular to a distributed photovoltaic grid-connected cabinet facilitating the installation of incoming cables. Background Art

[0002] An integrated distributed photovoltaic grid-connected device in Chinese Patent Document CN207200301 U sets a hollow cabinet body as the device box body. In the device box body, a variety of grid-connected related electrical appliances such as an inverter, a low-voltage distribution board, a transformer, and a high-voltage distribution board are reasonably distributed in sequence. Several electrical appliances are connected by wires and cables to form an integrated grid-connected device, which has the advantages of reasonable layout, compactness, fast installation, and stable and reliable quality. A communication management device is set in the box body to detect and manage the operating states of each electrical component, and finally, the detection information is transmitted to a remote control center through a wireless module, facilitating managers to timely and accurately master the working states of each grid-connected device for timely grid connection operations, avoiding the occurrence of accidents, having multiple functions and advantages, solving the problems of large occupied space, long manufacturing cycle, and long construction period of the current distributed photovoltaic power generation grid-connected device model, and having good practical value.

[0003] For the above-mentioned integrated distributed photovoltaic grid-connected device, it is difficult to control the height of the incoming line according to the positions of photovoltaic electrical appliances. This method is prone to the situation of cable disorder, and the bending degree of the cable during installation is large. Subsequently, the cable is prone to looseness and short circuit. Therefore, it can be improved. Content of the Utility Model

[0004] The purpose of the utility model is to provide a distributed photovoltaic grid-connected cabinet facilitating the installation of incoming cables, which can solve the problems that it is difficult to control the height of the incoming line according to the positions of photovoltaic electrical appliances, prone to cable disorder, large bending degree of the cable during installation, and subsequent cable prone to looseness and short circuit.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A distributed photovoltaic grid-connected cabinet facilitating the installation of incoming cables includes a parallel connection cabinet, a horizontally installed wire threading board, and a pressing and positioning structure. An installation rack is arranged inside the parallel connection cabinet. An installation block is fixedly installed at the bottom of the installation rack. A positioning structure is arranged on the installation block. An opening is formed at the rear side of the parallel connection cabinet. The horizontally installed wire threading board is located inside the opening. An installation strip is fixedly installed at the rear side of the horizontally installed wire threading board. A wire clamping block is fixedly installed at the rear side of the installation strip. A feeding port is formed on the horizontally installed wire threading board. A silica gel strip is arranged on the inner wall of the feeding port. Sliding seats are fixedly installed on both sides of the horizontally installed wire threading board. A sealing structure is arranged between the horizontally installed wire threading board and the parallel connection cabinet. The pressing and positioning structure is arranged on the parallel connection cabinet and the sliding seats, and is used to adjust the up and down movement of the horizontally installed wire threading board.

[0006] Preferably, guide rails are fixedly mounted on both inner walls of the line-joining cabinet, and the mounting frame is slidably mounted on the two sets of guide rails.

[0007] Preferably, the positioning structure is composed of a hexagonal bolt, a threaded opening is provided on the mounting block and the hexagonal bolt is threadedly installed therein, and one end of the hexagonal bolt is in contact with the guide rail.

[0008] Preferably, a cover plate is hingedly installed on the front side of the line connecting cabinet, and a handle is fixedly installed on the front side of the cover plate.

[0009] Preferably, the line connecting cabinet is provided with two groups of limit grooves distributed on the left and right, and the sliding seat is slidably installed in the limit grooves.

[0010] Preferably, the clamping and positioning structure includes a threaded column, a hexagonal nut and a toggle plate. A strip groove connected to the limit groove is opened on the rear side of the paralleling cabinet. The threaded column is fixedly installed on the rear side of the sliding seat. The threaded column is located in the strip groove. The hexagonal nut is threadedly sleeved on the threaded column. The hexagonal nut is in contact with the rear side of the paralleling cabinet, and the toggle plate is fixedly installed on the outer wall of the hexagonal nut.

[0011] Preferably, the sealing structure consists of a connecting strip, a connecting strip and an elastic dust blocking cloth, the connecting strip is fixedly installed on the rear side of the horizontally mounted threading plate, the connecting strip is fixedly installed on the rear side of the wiring cabinet, and the elastic dust blocking cloth is fixedly installed between the connecting strip and the connecting strip.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The distributed photovoltaic grid-connected cabinet, which is convenient for installing incoming cables, uses guide rails, mounting blocks, hexagonal bolts, mounting strips, wire clamping blocks, threaded columns, hexagonal nuts, toggle plates, sliding seats, connecting strips, connecting strips and elastic dust-blocking cloths in coordination. On the one hand, it is convenient to adjust the height of the mounting frame, and the applicability can be adjusted according to the size of the photovoltaic appliance, thereby reducing the phenomenon that some photovoltaic appliances cannot be installed due to their large size. On the other hand, it is convenient to adjust the height of the horizontally mounted threading plate, and the height of the incoming line can be controlled according to the position of the photovoltaic appliance. This method can reduce the disorder of cables, reduce the bending degree of cable installation, reduce the phenomenon of looseness and short circuit, improve the quality of the incoming line, and enhance the reliability and practicality of the grid-connected cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 It is a rear view structural schematic diagram of the utility model;

[0017] Figure 3 It is a rear view of the utility model;

[0018] Figure 4 It is the front view of the utility model.

[0019] Figure numerals: 1. wiring cabinet; 2. mounting frame; 3. guide rail; 4. mounting block; 5. hexagonal bolt; 6. horizontal threading plate; 7. mounting strip; 8. wire clamping block; 9. clamping and positioning structure; 91. threaded column; 92. hexagonal nut; 93. toggle plate; 10. sliding seat; 11. connecting strip; 12. connecting strip; 13. elastic dust blocking cloth; 14. cover plate. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] See also Figures 1-4 The utility model provides a technical solution: a distributed photovoltaic grid-connected cabinet which is convenient for the installation of incoming cables, comprising a wiring cabinet 1, a horizontally mounted threading plate 6 and a clamping and positioning structure 9. A mounting frame 2 is arranged inside the wiring cabinet 1, a mounting block 4 is fixedly mounted on the bottom of the mounting frame 2, a positioning structure is arranged on the mounting block 4, an opening is opened on the rear side of the wiring cabinet 1, the horizontally mounted threading plate 6 is located in the opening, a mounting strip 7 is fixedly mounted on the rear side of the horizontally mounted threading plate 6, a wire clamping block 8 is fixedly mounted on the rear side of the mounting strip 7, a feed port is opened on the horizontally mounted threading plate 6, a silicone strip is arranged on the inner wall of the feed port, sliding seats 10 are fixedly mounted on both sides of the horizontally mounted threading plate 6, a sealing structure is arranged on the horizontally mounted threading plate 6 and the wiring cabinet 1, a clamping and positioning structure 9 is arranged on the wiring cabinet 1 and the sliding seat 10, and the clamping and positioning structure 9 is used to adjust the horizontally mounted threading plate 6 to move up and down.

[0022] Guide rails 3 are fixedly installed on the inner walls of both sides of the wiring cabinet 1, and the mounting frame 2 is slidably installed on the two sets of guide rails 3. The positioning structure is composed of a hexagonal bolt 5. A threaded opening is provided on the mounting block 4 and the hexagonal bolt 5 is threadedly installed therein. One end of the hexagonal bolt 5 is in contact with the guide rail 3. A cover plate 14 is hingedly installed on the front side of the wiring cabinet 1, and a handle is fixedly installed on the front side of the cover plate 14. Two sets of limit grooves distributed on the left and right are provided on the wiring cabinet 1, and the sliding seat 10 is slidably installed in the limit grooves.

[0023] The clamping and positioning structure 9 includes a threaded column 91, a hexagonal nut 92 and a toggle piece 93. A strip groove connected to the limit groove is opened on the rear side of the paralleling cabinet 1. The threaded column 91 is fixedly installed on the rear side of the sliding seat 10. The threaded column 91 is located in the strip groove. The hexagonal nut 92 is threadedly sleeved on the threaded column 91. The hexagonal nut 92 contacts the rear side of the paralleling cabinet 1. The toggle piece 93 is fixedly installed on the outer wall of the hexagonal nut 92. The sealing structure is composed of a connecting strip 11, a connecting strip 12 and an elastic dust-blocking cloth 13. The connecting strip 11 is fixedly installed on the rear side of the horizontally mounted threading plate 6, and the connecting strip 12 is fixedly installed on the rear side of the paralleling cabinet 1. The elastic dust-blocking cloth 13 is fixedly installed between the connecting strip 11 and the connecting strip 12. The hexagonal bolt 5 is rotated counterclockwise with a hand-held wrench, and then the mounting frame 2 is pushed to move. The wrench is then used to tighten the hexagonal bolt 5. The angle bolt 5 can be tightened, and then the toggle piece 93 is held to rotate the hexagonal nut 92 counterclockwise, and then the horizontal threading plate 6 is moved, and then the toggle piece 93 is held to tighten the hexagonal nut 92 clockwise, and then the cable is passed through the feed port and connected to the photovoltaic appliance, and then the cable is clamped on the wire clamping block 8. On the one hand, it is convenient to adjust the height of the mounting frame 2, and the applicability can be adjusted according to the size of the photovoltaic appliance to reduce the phenomenon that some photovoltaic appliances are larger in size and cannot be installed. On the other hand, it is convenient to adjust the height of the horizontal threading plate 6, and the height of the incoming line can be controlled according to the position of the photovoltaic appliance. This method can reduce the situation of cable confusion, and can reduce the curvature of cable installation, reduce the phenomenon of looseness and short circuit, improve the quality of the incoming line, and enhance the reliability and practicality of the grid-connected cabinet.

[0024] Working principle: Use a hand-held wrench to turn the hexagonal bolt 5 counterclockwise, then push the mounting frame 2 to move, and then use the wrench to tighten the hexagonal bolt 5, and then hold the toggle piece 93 to turn the hexagonal nut 92 counterclockwise, and then move the horizontal threading plate 6, and then hold the toggle piece 93 to tighten the hexagonal nut 92 clockwise, and then pass the cable through the feed port and connect it to the photovoltaic appliance, and then clamp the cable on the wire clamping block 8.

[0025] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A distributed photovoltaic grid-connected cabinet facilitating the installation of incoming cables, characterized in that, include: A wiring cabinet (1) is provided with a mounting frame (2) inside, a mounting block (4) is fixedly mounted on the bottom of the mounting frame (2), a positioning structure is provided on the mounting block (4), and an opening is provided on the rear side of the wiring cabinet (1); A horizontally mounted threading plate (6) is located in the opening, a mounting strip (7) is fixedly mounted on the rear side of the horizontally mounted threading plate (6), a wire clamping block (8) is fixedly mounted on the rear side of the mounting strip (7), a feed port is provided on the horizontally mounted threading plate (6), a silicone strip is provided on the inner wall of the feed port, sliding seats (10) are fixedly mounted on both sides of the horizontally mounted threading plate (6), and a sealing structure is provided on the horizontally mounted threading plate (6) and the paralleling cabinet (1); A clamping and positioning structure (9) is arranged on the wiring cabinet (1) and the sliding seat (10), and the clamping and positioning structure (9) is used to adjust the up and down movement of the horizontally mounted threading plate (6).

2. The distributed photovoltaic grid-connected cabinet convenient for incoming cable installation according to claim 1, characterized in that: Guide rails (3) are fixedly mounted on the inner walls of both sides of the line paralleling cabinet (1), and the mounting frame (2) is slidably mounted on the two sets of guide rails (3).

3. The distributed photovoltaic grid-connected cabinet convenient for the installation of incoming cables according to claim 2, characterized in that: The positioning structure is composed of a hexagonal bolt (5), a threaded opening is provided on the mounting block (4) and the hexagonal bolt (5) is threadedly mounted therein, and one end of the hexagonal bolt (5) is in contact with the guide rail (3).

4. The distributed photovoltaic grid-connected cabinet facilitating the installation of incoming cables according to claim 2, wherein: A cover plate (14) is hingedly mounted on the front side of the line-joining cabinet (1), and a handle is fixedly mounted on the front side of the cover plate (14).

5. A distributed photovoltaic grid-connected cabinet facilitating the installation of incoming cables, as claimed in claim 4, wherein: The line paralleling cabinet (1) is provided with two groups of limit grooves distributed on the left and right, and the sliding seat (10) is slidably installed in the limit grooves.

6. A distributed photovoltaic grid-connected cabinet facilitating the installation of incoming cables, characterized in that: The clamping and positioning structure (9) comprises a threaded column (91), a hexagonal nut (92) and a toggle plate (93). A strip groove connected to the limit groove is provided on the rear side of the paralleling cabinet (1). The threaded column (91) is fixedly installed on the rear side of the sliding seat (10). The threaded column (91) is located in the strip groove. The hexagonal nut (92) is threadedly sleeved on the threaded column (91). The hexagonal nut (92) contacts the rear side of the paralleling cabinet (1). The toggle plate (93) is fixedly installed on the outer wall of the hexagonal nut (92).

7. A distributed photovoltaic grid connection cabinet facilitating the installation of incoming cables according to claim 1, characterized in that: The sealing structure is composed of a connecting strip (11), a connecting strip (12) and an elastic dust blocking cloth (13); the connecting strip (11) is fixedly installed on the rear side of the horizontally mounted threading plate (6); the connecting strip (12) is fixedly installed on the rear side of the wiring cabinet (1); and the elastic dust blocking cloth (13) is fixedly installed between the connecting strip (11) and the connecting strip (12).

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