Distributed photovoltaic special grid-connected cabinet

Abstract

The utility model discloses a distributed photovoltaic special grid-connected cabinet, which relates to the technical field of distributed photovoltaic special grid-connected cabinets, and comprises a cabinet body, and is characterized in that the front surface of the cabinet body is provided with a sealing gasket, the back surface of the sealing gasket is provided with a first groove, and the inner top wall of the first groove is fixedly connected with four connecting columns; the bottom of the connecting column is fixedly connected with a square fixing plate, the bottom of the first groove is provided with a sliding groove, the sliding groove is shaped like a Chinese character'tian ', the left side of the sliding groove is provided with a second groove, the inner bottom wall of the first groove is slidably connected with a sliding block, the top of the sliding block is slidably connected with the inner top wall of the first groove, and the length and width of the sliding block are both larger than the width of the sliding groove; a clamping groove is formed in the left side of the sliding block, a rotating rod is rotationally connected to the inner wall of the clamping groove, the width and the thickness of the rotating rod are consistent with those of the sliding groove, and the outer end of the rotating rod is in sliding connection with the inner wall of the sliding groove.

Description

Technical Field

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

[0002] Solar photovoltaic power generation has the advantages of being pollution-free, sustainable, with a large total amount, wide distribution, and diverse application forms, and is highly valued by countries around the world. The application of the solar photovoltaic market will show a trend of wide fields and diversification, and photovoltaic products that meet various needs will continue to come out. In addition to photovoltaic power stations, photovoltaic power generation systems combined with buildings, small photovoltaic systems, and off-grid photovoltaic systems will also rise rapidly. With the rapid rise of photovoltaic power stations, the demand for photovoltaic grid-connected cabinets, as distribution devices connecting the power grid and photovoltaic power stations, will continue to increase. Photovoltaic grid-connected cabinets, as the total outlet of photovoltaic power stations, exist in photovoltaic systems, and their main function is to serve as the dividing point between photovoltaic power stations and power grids. For low-voltage grid-connected photovoltaic power stations, photovoltaic grid-connected cabinets can also be equipped with metering and protection devices to facilitate fault inspection and management and improve the safety and economic benefits of the power generation system.

[0003] A distributed photovoltaic grid-connected cabinet disclosed in the Chinese utility model patent application disclosure CN215267315U solves the problem of certain safety hazards, but the distributed photovoltaic grid-connected cabinet still has the following disadvantages: First, when inspecting electrical appliances inside the grid-connected cabinet, some existing technologies require people to hold electric lights, which adds some trouble to the maintenance personnel, while some other technologies lay many electric lights on the top of the grid-connected cabinet, and too many electric lights consume more electricity; Second, when the existing photovoltaic grid-connected cabinet is in use, because the electrical equipment and the wiring harness are arranged vertically, there are fewer electrical equipment in a grid-connected cabinet, and the electrical equipment at the bottom is difficult for maintenance personnel to inspect because the light is far away or the light is blocked. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a distributed photovoltaic dedicated grid-connected cabinet, which solves the problems raised in the above-mentioned background technology.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a distributed photovoltaic special grid-connected cabinet, including a cabinet body, a sealing gasket is provided on the front side of the cabinet body, a first groove is provided on the back side of the sealing gasket, a connecting column is fixedly connected to the inner top wall of the first groove, there are four connecting columns, a fixing plate is fixedly connected to the bottom of the connecting column, the fixing plate is square, a slide groove is provided at the bottom of the first groove, the slide groove is in the shape of a field, a second groove is provided on the left side of the slide groove, a slider is slidably connected to the inner bottom wall of the first groove, the top of the slider is slidably connected to the inner top wall of the first groove, the length and width of the slider are both greater than the width of the slide groove, a card slot is provided on the left side of the slider, and a rotating rod is rotatably connected to the inner wall of the card slot, the width and thickness of the rotating rod are consistent with the width of the slide groove, and the outer end of the rotating rod is slidably connected to the inner wall of the slide groove.

[0008] Optionally, a cabinet door is provided on the front of the cabinet body, a cabinet door handle is fixedly connected to the front of the cabinet door, an observation window is provided on the front of the cabinet door, and the observation window is located on the upper half of the cabinet door; a light bulb is fixedly connected to the bottom of the rotating rod, and the size of the light bulb is smaller than the second groove; a third groove is provided on the inner top wall of the second groove, and the third groove is located above the light bulb, and there are two third grooves.

[0009] Optionally, the two third grooves are respectively located on the front and rear sides of the second groove, the second groove and the third groove are T-shaped, a fourth groove is provided at the bottom of the third groove, the fourth groove is located in front of the second groove, a movable plate is slidably connected to the inner wall of the third groove, a push plate is fixedly connected to the bottom of the movable plate, and the push plate is located inside the fourth groove and is slidably connected to the inner wall of the fourth groove.

[0010] Optionally, the inner wall of the cabinet is provided with a fifth groove, a sixth groove and a seventh groove, the fifth groove is located in the center of the cabinet, the fifth groove, the sixth groove and the seventh groove are all located below the bulb, the fifth groove, the sixth groove and the seventh groove are all T-shaped, there are two sixth grooves and two seventh grooves, and the two sixth grooves and the two seventh grooves are symmetrically distributed on the left and right sides of the fifth groove.

[0011] Optionally, the inner top wall of the fifth groove is rotatably connected to the first threaded rod, the inner walls of the sixth groove and the seventh groove on the left are respectively rotatably connected to the second threaded rod and the third threaded rod, the inner bottom wall of the first groove is fixedly installed with the first motor, the second motor and the third motor, the first motor, the second motor and the third motor are respectively transmission connected to the first threaded rod, the second threaded rod and the third threaded rod, the inner walls of the sixth groove and the seventh groove on the right are fixedly connected to the first light rod and the second light rod, the first light rod and the second threaded rod are symmetrically distributed on the first threaded rod, and the second light rod and the third threaded rod are symmetrically distributed on the first threaded rod.

[0012] Optionally, the outer end of the first threaded rod is threadedly connected to a first sliding rod, the first sliding rod is slidably connected to the fifth groove, the front side of the first sliding rod is fixedly connected to a first connecting plate, the outer end of the second threaded rod is threadedly connected to a second sliding rod, there are two second sliding rods, the second sliding rod is slidably connected to the first light rod, the front side of the second sliding rod is fixedly connected to the second connecting plate, the outer end of the third threaded rod is threadedly connected to a third sliding rod, there are two third sliding rods, the third sliding rod is slidably connected to the second light rod, the front side of the third sliding rod is fixedly connected to the third connecting plate, and the front sides of the first connecting plate, the second connecting plate and the third connecting plate are all provided with electrical equipment.

[0013] (III) Beneficial effects

[0014] The utility model provides a distributed photovoltaic special grid-connected cabinet, which has the following beneficial effects:

[0015] 1. The distributed photovoltaic special grid-connected cabinet has a field-shaped sliding groove, so that the distributed photovoltaic special grid-connected cabinet has the effect of moving the light bulb for lighting. Through the coordinated setting of the moving plate and the rotating rod, the light bulb can be rotated into the second groove during use, thereby playing the role of placing the light bulb.

[0016] 2. The distributed photovoltaic special grid-connected cabinet has the effect of raising or lowering the three connecting plates through the setting of three threaded rods respectively connected to the three motors. Through the coordinated setting of the three threaded rods and the three connecting plates, the electrical equipment and the connecting plates that need to be inspected can be raised during use, and the remaining connecting plates can be lowered, thereby making the lighting lamp fully illuminate the connecting plates that need to be inspected, achieving the purpose of providing convenience for maintenance personnel. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional schematic diagram of the entire utility model;

[0018] Figure 2This is a front view of the interior of the cabinet of the utility model;

[0019] Figure 3 It is a three-dimensional schematic diagram of the interior of the cabinet of the utility model;

[0020] Figure 4 It is a three-dimensional schematic diagram of the slideway of the utility model;

[0021] Figure 5 This is a schematic diagram of the bottom of the chute of the utility model;

[0022] Figure 6 This is a schematic diagram of the top of the chute of the utility model;

[0023] Figure 7 This is a three-dimensional schematic diagram of the first groove of the utility model.

[0024] In the figure: 1, cabinet body; 2, cabinet door; 3, cabinet door handle; 4, observation window; 5, sealing gasket; 6, first groove; 7, slide groove; 8, connecting column; 9, slider; 10, rotating rod; 11, light bulb; 12, second groove; 13, third groove; 14, fourth groove; 15, push plate; 16, moving plate; 17, fifth groove; 18, sixth groove; 19, seventh groove; 20, first threaded rod; 21, second threaded rod; 22, third threaded rod; 23, first light rod; 24, second light rod; 25, first slide rod; 26, first connecting plate; 27, second slide rod; 28, second connecting plate; 29, third slide rod; 30, third connecting plate; 31, electrical equipment; 32, first motor; 33, second motor; 34, third motor. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Embodiment 1:

[0027] See also Figures 1 to 7The utility model provides a technical solution: a distributed photovoltaic special grid-connected cabinet, including a cabinet 1, a sealing gasket 5 is provided on the front of the cabinet 1, a first groove 6 is provided on the back of the sealing gasket 5, a connecting column 8 is fixedly connected to the inner top wall of the first groove 6, there are four connecting columns 8, a fixing plate is fixedly connected to the bottom of the connecting column 8, the fixing plate is square, a slide groove 7 is provided at the bottom of the first groove 6, the slide groove 7 is in a field shape, a second groove 12 is provided on the left side of the slide groove 7, a slider 9 is slidably connected to the inner bottom wall of the first groove 6, the top of the slider 9 is slidably connected to the inner top wall of the first groove 6, the length and width of the slider 9 are both greater than the width of the slide groove 7, a card slot is provided on the left side of the slider 9, and a rotating rod 10 is rotatably connected to the inner wall of the card slot, the width and thickness of the rotating rod 10 are consistent with the width of the slide groove 7, the outer end of the rotating rod 10 is slidably connected to the inner wall of the slide groove 7, the cabinet 1 A cabinet door 2 is provided on the front, and a cabinet door handle 3 is fixedly connected to the front of the cabinet door 2. An observation window 4 is provided on the front of the cabinet door 2, and the observation window 4 is located on the upper half of the cabinet door 2. A light bulb 11 is fixedly connected to the bottom of the rotating rod 10, and the size of the light bulb 11 is smaller than the second groove 12. A third groove 13 is provided on the inner top wall of the second groove 12, and the third groove 13 is located above the light bulb 11. There are two third grooves 13, and the two third grooves 13 are respectively located on the front and rear sides of the second groove 12. The second groove 12 and the third groove 13 are T-shaped. A fourth groove 14 is provided at the bottom of the third groove 13, and the fourth groove 14 is located in front of the second groove 12. A moving plate 16 is slidably connected to the inner wall of the third groove 13, and a push plate 15 is fixedly connected to the bottom of the moving plate 16. The push plate 15 is located inside the fourth groove 14 and is slidably connected to the inner wall of the fourth groove 14.

[0028] During use, when inspecting electrical appliances inside the grid-connected cabinet, some existing technologies require people to hold electric lights, which adds some trouble to the maintenance personnel, while some other technologies lay many electric lights on the top of the grid-connected cabinet. Too many electric lights consume more electricity, so there is a distributed photovoltaic dedicated grid-connected cabinet. When the maintenance personnel need to use the light bulb 11 for lighting, they push the push plate 15 to move forward, and then the moving plate 16 moves along the third groove 13 with the push plate 15. At this time, the moving plate 16 is located in front of the second groove 12, and the bottom of the second groove 12 is exposed. The light bulb 11 drives the rotating rod 10 to rotate downward due to its own gravity. At this time, the light bulb 11 and the second groove 12 are vertically distributed, and then the light bulb 11 is moved inside the slide groove 7, so as to achieve the purpose of illuminating the inside of the cabinet 1.

[0029] Embodiment 2:

[0030] See also Figures 1 to 7The utility model provides a technical solution: a distributed photovoltaic special grid-connected cabinet, the inner wall of the cabinet 1 is provided with a fifth groove 17, a sixth groove 18 and a seventh groove 19, the fifth groove 17 is located at the center of the cabinet 1, the fifth groove 17, the sixth groove 18 and the seventh groove 19 are all located below the bulb 11, the fifth groove 17, the sixth groove 18 and the seventh groove 19 are all T-shaped, the sixth groove 18 and the seventh groove 19 are both two, the two sixth grooves 18 and the two seventh grooves 19 are symmetrically distributed with the fifth groove 17, the inner top wall of the fifth groove 17 is rotatably connected with the first threaded rod 20, the inner walls of the sixth groove 18 and the seventh groove 19 on the left are respectively rotatably connected with the second threaded rod 21 and the third threaded rod 22, the inner bottom wall of the first groove 6 is fixedly installed with the first motor 32, the second motor 33 and the third motor 34, the first motor 32, the second motor 33 and the third motor 34 are respectively connected to the first threaded rod 20, the second threaded rod 21 and the third threaded rod 22 in transmission connection, the sixth groove on the right The first polished rod 23 and the second polished rod 24 are fixedly connected to the inner wall of the seventh groove 18 and the seventh groove 19. The first polished rod 23 and the second threaded rod 21 are symmetrically distributed on the first threaded rod 20. The second polished rod 24 and the third threaded rod 22 are symmetrically distributed on the first threaded rod 20. The outer end of the first threaded rod 20 is threadedly connected to the first sliding rod 25. The first sliding rod 25 is slidably connected to the fifth groove 17. The front side of the first sliding rod 25 is fixedly connected to the first connecting plate 26. The outer end of the second threaded rod 21 is threadedly connected to the There is a second slide rod 27, there are two second slide rods 27, the second slide rod 27 is slidably connected to the first light rod 23, the front of the second slide rod 27 is fixedly connected to the second connecting plate 28, the outer end of the third threaded rod 22 is threadedly connected to the third slide rod 29, there are two third slide rods 29, the third slide rod 29 is slidably connected to the second light rod 24, the front of the third slide rod 29 is fixedly connected to the third connecting plate 30, and the front of the first connecting plate 26, the second connecting plate 28 and the third connecting plate 30 are all provided with electrical equipment 31.

[0031] When in use, the existing photovoltaic grid-connected cabinet has fewer electrical devices in a grid-connected cabinet because the electrical devices and wiring harnesses are arranged vertically, and the electrical devices at the bottom are difficult for maintenance personnel to repair because the light is far away or the light is blocked. Therefore, there is a distributed photovoltaic special grid-connected cabinet. When the maintenance personnel need to repair the electrical equipment 31 inside the grid-connected cabinet, they first start the first motor 32. At this time, the first threaded rod 20 rotates, so that the first sliding rod 25 drives the first connecting plate 26 to move upward. When the first connecting plate 26 moves When it moves to the top of the fifth groove 17, the bulb 11 is moved along the inside of the slide groove 7 to the first connecting plate 26 to inspect the electrical equipment 31 on the front of the first connecting plate 26. When the electrical equipment 31 on the front of the first connecting plate 26 is inspected, the second motor 33 and the third motor 34 are started in sequence to inspect the electrical equipment 31 on the front of the second connecting plate 28 and the third connecting plate 30. The three threaded rods are respectively connected to the three motors in a transmission manner, so that the distributed photovoltaic dedicated grid-connected cabinet has the effect of making the three connecting plates rise or fall.

[0032] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A distributed photovoltaic power grid-connected cabinet, comprising a cabinet body (1), characterized in that: The front of the cabinet (1) is provided with a sealing gasket (5), the back of the sealing gasket (5) is provided with a first groove (6), the inner top wall of the first groove (6) is fixedly connected with a connecting column (8), there are four connecting columns (8), the bottom of the connecting column (8) is fixedly connected with a fixing plate, the fixing plate is square, the bottom of the first groove (6) is provided with a sliding groove (7), the sliding groove (7) is in a field shape, and a second groove (12) is provided on the left side of the sliding groove (7), The inner bottom wall of the first groove (6) is slidably connected to a slider (9), the top of the slider (9) is slidably connected to the inner top wall of the first groove (6), the length and width of the slider (9) are both greater than the width of the slide groove (7), a slot is provided on the left side of the slider (9), the inner wall of the slot is rotatably connected to a rotating rod (10), the width and thickness of the rotating rod (10) are consistent with the width of the slide groove (7), and the outer end of the rotating rod (10) is slidably connected to the inner wall of the slide groove (7).

2. A distributed photovoltaic dedicated grid-connected cabinet according to claim 1, characterized in that: The cabinet body (1) is provided with a cabinet door (2) on the front side, a cabinet door handle (3) is fixedly connected to the front side of the cabinet door (2), an observation window (4) is provided on the front side of the cabinet door (2), and the observation window (4) is located on the upper half of the cabinet door (2); a light bulb (11) is fixedly connected to the bottom of the rotating rod (10), the size of the light bulb (11) is smaller than the second groove (12), a third groove (13) is provided on the inner top wall of the second groove (12), and the third groove (13) is located above the light bulb (11), and there are two third grooves (13).

3. A distributed photovoltaic dedicated grid-connected cabinet according to claim 2, characterized in that: The two third grooves (13) are respectively located at the front and rear sides of the second groove (12); the second groove (12) and the third groove (13) are in a T shape; a fourth groove (14) is provided at the bottom of the third groove (13); the fourth groove (14) is located in front of the second groove (12); a movable plate (16) is slidably connected to the inner wall of the third groove (13); a push plate (15) is fixedly connected to the bottom of the movable plate (16); the push plate (15) is located inside the fourth groove (14) and is slidably connected to the inner wall of the fourth groove (14).

4. A distributed photovoltaic dedicated grid-connected cabinet according to claim 1, characterized in that: The inner wall of the cabinet (1) is provided with a fifth groove (17), a sixth groove (18) and a seventh groove (19); the fifth groove (17) is located at the center of the cabinet (1); the fifth groove (17), the sixth groove (18) and the seventh groove (19) are all located below the light bulb (11); the fifth groove (17), the sixth groove (18) and the seventh groove (19) are all T-shaped; there are two sixth grooves (18) and two seventh grooves (19); the two sixth grooves (18) and the two seventh grooves (19) are symmetrically distributed with respect to the fifth groove (17).

5. A distributed photovoltaic dedicated grid-connected cabinet according to claim 4, characterized in that: The inner top wall of the fifth groove (17) is rotatably connected to the first threaded rod (20); the inner walls of the sixth groove (18) and the seventh groove (19) on the left are respectively rotatably connected to the second threaded rod (21) and the third threaded rod (22); the inner bottom wall of the first groove (6) is fixedly installed with a first motor (32), a second motor (33) and a third motor (34); the first motor (32), the second motor (33) and the third motor (34) are respectively transmission-connected to the first threaded rod (20), the second threaded rod (21) and the third threaded rod (22); the inner walls of the sixth groove (18) and the seventh groove (19) on the right are fixedly connected to the first light rod (23) and the second light rod (24); the first light rod (23) and the second threaded rod (21) are symmetrically distributed with respect to the first threaded rod (20); the second light rod (24) and the third threaded rod (22) are symmetrically distributed with respect to the first threaded rod (20).

6. A distributed photovoltaic dedicated grid-connected cabinet according to claim 5, characterized in that: The outer end of the first threaded rod (20) is threadedly connected to a first slide rod (25), the first slide rod (25) is slidably connected to the fifth groove (17), the front of the first slide rod (25) is fixedly connected to a first connecting plate (26), the outer end of the second threaded rod (21) is threadedly connected to a second slide rod (27), there are two second slide rods (27), the second slide rod (27) is slidably connected to the first light rod (23), the front of the second slide rod (27) is fixedly connected to a second connecting plate (28), the outer end of the third threaded rod (22) is threadedly connected to a third slide rod (29), there are two third slide rods (29), the third slide rod (29) is slidably connected to the second light rod (24), the front of the third slide rod (29) is fixedly connected to a third connecting plate (30), and the fronts of the first connecting plate (26), the second connecting plate (28) and the third connecting plate (30) are all provided with electrical equipment (31).

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