Wall-mounted device for photovoltaic inverter

Abstract

The utility model discloses a photovoltaic inverter wall-hanging device, which comprises a wall body and a photovoltaic inverter, the photovoltaic inverter is fixedly arranged on a mounting rack, the mounting rack comprises a lower plate, a dovetail groove is arranged in the middle of the upper end of the lower plate, a dovetail block matched with the dovetail groove is arranged in the middle of the lower end of the photovoltaic inverter, and the dovetail block is arranged in the dovetail groove. The two sides of the back face of the photovoltaic inverter are each provided with two protruding blocks, an opening is formed between the two protruding blocks, square openings matched with the opening are formed in the positions, close to the two sides, of the front face of the installation frame, pressing blocks used for pressing the protruding blocks are arranged in the square openings, one ends of the pressing blocks are located on the back face of the installation frame, and the other ends of the pressing blocks are located at the upper ends of the protruding blocks. According to the utility model, the photovoltaic inverter can be clamped through the dovetail block and the dovetail groove, and then the convex block can be pressed through the pressing block, so that the photovoltaic inverter is fixed, the photovoltaic inverter is driven to ascend or descend through the lifting mechanism, a maintainer does not need to climb to work, and the operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic inverter installation, in particular to a wall-hanging device for a photovoltaic inverter. Background Art

[0002] An inverter is a power regulation device composed of semiconductor devices, mainly used to convert DC power into AC power. It is generally composed of a boost circuit and an inverter bridge circuit. The boost circuit boosts the DC voltage of the solar cell to the DC voltage required for the inverter output control; the inverter bridge circuit converts the boosted DC voltage into an AC voltage of a common frequency.

[0003] At present, photovoltaic inverters are mostly installed by fixing them on the wall or bracket by bolts, which is very inconvenient to install and disassemble. Photovoltaic inverters installed on the wall are generally installed at high places. During installation or maintenance, workers need to climb up to work, which affects work efficiency and easily creates safety hazards. Utility Model Content

[0004] The purpose of the utility model is to provide a wall-mounted device for a photovoltaic inverter to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a photovoltaic inverter wall-mounted device, comprising a wall and a photovoltaic inverter, wherein the photovoltaic inverter is fixedly mounted on a mounting frame, wherein the mounting frame comprises a lower plate, wherein a dovetail groove is provided in the middle of the upper end of the lower plate, and a dovetail block matching the dovetail groove is provided in the middle of the lower end of the photovoltaic inverter, wherein the dovetail block is clamped in the dovetail groove;

[0006] Two protrusions are provided on both sides of the back of the photovoltaic inverter, and an opening is provided between the two protrusions. Square openings matching the openings are provided on the front of the mounting frame near the two sides, and a clamping block for clamping the protrusions is provided in the square opening. The clamping block is in the shape of an "I", and one end of the clamping block is located on the back of the mounting frame, and the other end is located on the upper end of the protrusion.

[0007] Preferably, the mounting frame is lifted and lowered by a lifting mechanism, which includes a screw rod, which is rotatably mounted on a fixed plate on the wall, and is driven by a motor. A screw nut is provided on the back of the mounting frame, and the screw nut is connected to the screw rod by a thread.

[0008] Preferably, two groups of sliders are provided on the back of the mounting frame, and the sliders are located on both sides of the screw nut. Two groups of guide rails corresponding to the two groups of sliders are provided on the front of the wall, and the sliders are slidably connected to the guide rails.

[0009] Preferably, a handle is provided on one side of the pressing block, and the handle is located outside the mounting frame.

[0010] Preferably, a gap is provided between the back side of the photovoltaic inverter and the front side of the mounting frame.

[0011] Preferably, a rain shield is provided at the upper end of the mounting frame, and the depth of the rain shield is greater than the thickness of the photovoltaic inverter.

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

[0013] The utility model can limit the photovoltaic inverter in the up-down and left-right directions by clamping the dovetail block and the dovetail groove, and can clamp the convex block by the clamping block, so as to limit the photovoltaic inverter in the front-back direction; the photovoltaic inverter is driven to rise or fall by the lifting mechanism, and maintenance personnel do not need to work at height, which is easy to operate and reduces safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 It is a front view of the utility model;

[0016] Figure 3 It is a side view of the utility model;

[0017] Figure 4 It is a top cross-sectional view of the utility model;

[0018] In the figure: 1. wall; 2. photovoltaic inverter; 3. mounting frame; 4. lower plate; 5. dovetail groove; 6. dovetail block; 7. protrusion; 8. square mouth; 9. clamping block; 10. handle; 11. rain shield; 12. screw; 13. screw nut; 14. motor; 15. slider; 16. guide rail. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 The utility model provides a technical solution: a photovoltaic inverter wall-mounted device, including a wall 1 and a photovoltaic inverter 2, the photovoltaic inverter 2 is fixedly mounted on a mounting frame 3, and a gap is provided between the back of the photovoltaic inverter 2 and the front of the mounting frame 3.

[0021] A rain shield 11 is provided at the upper end of the mounting frame 3 , and the depth of the rain shield 11 is greater than the thickness of the photovoltaic inverter 2 .

[0022] Among them, the rain shield 11 can provide shade and rain protection for the photovoltaic inverter 2, and is used to protect the photovoltaic inverter 2. A gap is provided between the back of the photovoltaic inverter 2 and the front of the mounting frame 3, which can facilitate the heat dissipation of the photovoltaic inverter 2 and dissipate the heat generated by the photovoltaic inverter 2 in time.

[0023] The mounting frame 3 includes a lower plate 4, a dovetail groove 5 is provided in the middle of the upper end of the lower plate 4, a dovetail block 6 matching the dovetail groove 5 is provided in the middle of the lower end of the photovoltaic inverter 2, and the dovetail block 6 is clamped inside the dovetail groove 5;

[0024] Two protrusions 7 are provided on both sides of the back of the photovoltaic inverter 2, and an opening is provided between the two protrusions 7. Square openings 8 matching the openings are provided on the front of the mounting frame 3 near the two sides. A clamping block 9 for clamping the protrusion 7 is provided in the square opening 8. The clamping block 9 is in the shape of an "I". One end of the clamping block 9 is located on the back of the mounting frame 3, and the other end is located on the upper end of the protrusion 7.

[0025] A handle 10 is provided on one side of the pressing block 9 , and the handle 10 is located outside the mounting frame 3 .

[0026] Among them, the dovetail block 6 and the dovetail groove 5 are clamped together to limit the photovoltaic inverter 2 in the up and down and left and right directions. The pressing block 9 can clamp the protrusion 7, thereby limiting the front and back directions of the photovoltaic inverter 2. After the dovetail block 6 is clamped into the dovetail groove 5, the clamping block 9 is located at the outermost end of the square opening 8. At this time, hold the handle 10 and push it toward the photovoltaic inverter 2 so that one end of the clamping block 9 is located at the upper end of the protrusion 7. At this time, the photovoltaic inverter 2 is in a state of being clamped by the clamping block 9, and the photovoltaic inverter 2 is fixed.

[0027] The mounting frame 3 is lifted and lowered by a lifting mechanism, which includes a screw rod 12, which is rotatably mounted on a fixed plate on the wall 1, and driven by a motor 14. A screw nut 13 is provided on the back of the mounting frame 3, and the screw nut 13 is connected to the screw rod 12 by threads.

[0028] Two groups of slide blocks 15 are arranged on the back of the mounting frame 3 , and the slide blocks 15 are located on both sides of the screw nut 13 . Two groups of guide rails 16 corresponding to the two groups of slide blocks 15 are arranged on the front of the wall 1 , and the slide blocks 15 are slidably connected to the guide rails 16 .

[0029] Among them, the lifting mechanism drives the mounting frame 3 to rise and fall, so that the photovoltaic inverter 2 can be raised and lowered, which is convenient for the maintenance of the photovoltaic inverter 2. The motor 14 drives the screw rod 12 to rotate, and the screw rod 12 drives the screw nut 13 to move. The screw nut 13 drives the mounting frame 3 to move on the two sets of guide rails 16, and finally the photovoltaic inverter 2 has a lifting function, which does not require maintenance personnel to work at height, and the operation is convenient.

[0030] The working principle and use process of this utility model:

[0031] Put the photovoltaic inverter 2 on the lower plate 4 at the lower end of the mounting frame 3, push the photovoltaic inverter 2 so that the dovetail block 6 is engaged with the inside of the dovetail groove 5, and limit the photovoltaic inverter 2 in the up and down and left and right directions. At this time, hold the handle 10 and push it toward the photovoltaic inverter 2 so that one end of the clamping block 9 is located at the upper end of the protrusion 7. At this time, the photovoltaic inverter 2 is in a state of being clamped by the clamping block 9, and the photovoltaic inverter 2 is fixed; the motor 14 drives the screw rod 12 to rotate, the screw rod 12 drives the screw nut 13 to move, and the screw nut 13 drives the mounting frame 3 to move on the two sets of guide rails 16, so that the photovoltaic inverter 2 can rise to the height of the wall 1. If the photovoltaic inverter 2 is to be repaired, the motor 14 drives the photovoltaic inverter 2 to descend, and the maintenance personnel do not need to climb to work, which is convenient to operate and reduces safety hazards.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A photovoltaic inverter wall-mounting device, comprising a wall (1) and a photovoltaic inverter (2), characterized in that: The photovoltaic inverter (2) is fixedly mounted on a mounting frame (3), the mounting frame (3) comprising a lower plate (4), a dovetail groove (5) being provided at the middle of the upper end of the lower plate (4), a dovetail block (6) matching the dovetail groove (5) being provided at the middle of the lower end of the photovoltaic inverter (2), the dovetail block (6) being clamped inside the dovetail groove (5); Two protrusions (7) are provided on both sides of the back of the photovoltaic inverter (2), an opening is provided between the two protrusions (7), and square openings (8) matching the openings are provided on the front of the mounting frame (3) near the two sides, and a pressing block (9) for pressing the protrusions (7) is provided in the square opening (8), the pressing block (9) being in the shape of an "I", one end of the pressing block (9) being located on the back of the mounting frame (3), and the other end being located on the upper end of the protrusion (7).

2. The photovoltaic inverter wall-mounting device according to claim 1, characterized in that: The mounting frame (3) is raised and lowered by a lifting mechanism, the lifting mechanism comprising a screw rod (12), the screw rod (12) being rotatably mounted on a fixing plate on the wall (1), the screw rod (12) being driven by a motor (14), a screw rod nut (13) being provided on the back of the mounting frame (3), the screw rod nut (13) being connected to the screw rod (12) by a threaded connection.

3. The photovoltaic inverter wall-mounting device according to claim 2, characterized in that: Two groups of sliders (15) are provided on the back of the mounting frame (3), and the sliders (15) are located on both sides of the screw nut (13). Two groups of guide rails (16) corresponding to the two groups of sliders (15) are provided on the front of the wall (1), and the sliders (15) are slidably connected to the guide rails (16).

4. The photovoltaic inverter wall-mounting device according to claim 1, characterized in that: A handle (10) is provided on one side of the pressing block (9), and the handle (10) is located outside the mounting frame (3).

5. The photovoltaic inverter wall-mounting device according to claim 1, characterized in that: A gap is provided between the back side of the photovoltaic inverter (2) and the front side of the mounting frame (3).

6. The photovoltaic inverter wall-mounting device according to claim 1, characterized in that: A rain shield (11) is provided at the upper end of the mounting frame (3), and the depth of the rain shield (11) is greater than the thickness of the photovoltaic inverter (2).

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