CN213990586U

CN213990586U - Cellular photovoltaic power station and node inverter for cellular photovoltaic power station

Info

Publication number: CN213990586U
Application number: CN202023237351.4U
Authority: CN
Inventors: 尹璠; 苗栋栋; 王震; 张子宁; 董政
Original assignee: Cecep Solar Energy Technology Horgos Co ltd
Current assignee: Cecep Solar Energy Technology Horgos Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-08-17
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses a honeycomb formula photovoltaic power plant and node dc-to-ac converter that is used for honeycomb formula photovoltaic power plant, including a plurality of photovoltaic module, it is a plurality of photovoltaic module all includes a plurality of photovoltaic boards and an dc-to-ac converter, and is a plurality of the common fixedly connected with mounting bracket in bottom of photovoltaic board, the lateral wall fixed connection of dc-to-ac converter and mounting bracket, the last fixed surface of mounting bracket is connected with the motor, the one end fixedly connected with fixed plate of motor is kept away from to the mounting bracket, the drive end fixedly connected with threaded rod of motor, the one end that the motor was kept away from to the threaded rod is passed through the bearing and is connected, and is a plurality of the upper surface of photovoltaic board is provided with the cleaning plate jointly. The utility model discloses can clean the photovoltaic board automatically when raining to the cooperation rainwater can wash clear dust, has improved clean effect, has improved the radiating effect of dc-to-ac converter simultaneously, and makes it have dustproof and waterproof effect.

Description

Cellular photovoltaic power station and node inverter for cellular photovoltaic power station

Technical Field

The utility model relates to a photovoltaic technology field especially relates to honeycomb formula photovoltaic power plant and be used for honeycomb formula photovoltaic power plant's node dc-to-ac converter.

Background

The photovoltaic power station is a power generation system which is formed by using solar energy and electronic elements made of special materials such as a crystalline silicon plate, an inverter and the like, and is connected with a power grid and transmits power to the power grid. The photovoltaic power station belongs to the green power development energy project with the greatest national encouragement. When the photovoltaic panel of current honeycomb formula light power station is used, mostly all easily let through pollutants such as dust in the plain noodles accumulation, reduced photovoltaic module luminous flux, inconvenient clear up it, bulky dust is piled up and is easily leaded to the local high temperature of photovoltaic module to scrap until burning out to cause certain loss, its node inverter's radiating effect is not good enough simultaneously, and tightly dispels the heat through seting up the louvre, makes the waterproof and dustproof effect of dc-to-ac converter relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the cellular photovoltaic power plant that proposes and the node inverter who is used for cellular photovoltaic power plant.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the cellular photovoltaic power station and the node inverter used for the cellular photovoltaic power station comprise a plurality of photovoltaic modules, wherein each photovoltaic module comprises a plurality of photovoltaic panels and an inverter, the bottoms of the photovoltaic panels are fixedly connected with a mounting rack together, the inverters are fixedly connected with the side wall of the mounting rack, the upper surface of the mounting rack is fixedly connected with a motor, one end of the mounting rack, far away from the motor, is fixedly connected with a fixed plate, the driving end of the motor is fixedly connected with a threaded rod, one end of the threaded rod, far away from the motor, is rotatably connected with the side wall of the fixed plate through a bearing, the upper surfaces of the photovoltaic panels are provided with a cleaning plate together, one end of the cleaning plate is sleeved on the outer surface of the threaded rod in a threaded manner, a storage battery and a controller are arranged inside the cleaning plate, and the surface of the cleaning plate is provided with a solar panel and a raindrop sensor, the lower surface of cleaning plate is provided with clean brush, clean brush contacts with the upper surface of a plurality of photovoltaic boards, the top of dc-to-ac converter is provided with the protection casing, four fixed columns of bottom fixedly connected with of protection casing, four the fixed column is common with the top fixed connection of dc-to-ac converter, the interior roof of dc-to-ac converter is provided with the air discharge fan, the inside wall of dc-to-ac converter is provided with temperature sensor, the thermovent has been seted up at the top of dc-to-ac converter.

As a further description of the above technical solution:

and dust screens are fixedly connected among the four fixing columns.

As a further description of the above technical solution:

the temperature sensor is electrically connected with the exhaust fan.

As a further description of the above technical solution:

the solar panel is electrically connected with the storage battery.

As a further description of the above technical solution:

the raindrop sensor and the motor are both electrically connected with the controller.

As a further description of the above technical solution:

a plurality of one side that the motor was kept away from to the photovoltaic board is provided with the slide rail, the slide rail is connected with the last fixed surface of mounting bracket, the one end and the slide rail sliding connection of threaded rod are kept away from to the cleaning plate.

The utility model discloses following beneficial effect has:

1. the utility model discloses a setting of threaded rod, cleaning plate, clean brush, motor, raindrop sensor controller, when the raindrop sensor detected heavy rain down, the controller can be fed back to, can make clean brush remove clean photovoltaic board to the cooperation rainwater can wash clear dust, in order to reach the effect of carrying out automatic clearance with the photovoltaic board, thereby avoided having prolonged the life of photovoltaic board because of the more result of use that influences the photovoltaic board of dust.

2. The utility model discloses a setting of protection casing, temperature sensor, thermovent, fixed column, dust screen through the setting of this kind of structure, when having improved the radiating effect, makes it have dustproof and waterproof effect.

Drawings

Fig. 1 is an overall schematic view of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a partial cross-sectional view of the present invention;

fig. 4 is a sectional view of the inverter of the present invention.

Illustration of the drawings:

1. a photovoltaic module; 2. a photovoltaic panel; 3. an inverter; 4. a protective cover; 5. a mounting frame; 6. a motor; 7. a threaded rod; 8. a fixing plate; 9. a solar panel; 10. a slide rail; 11. a storage battery; 12. a raindrop sensor; 13. a controller; 14. cleaning the brush; 15. an exhaust fan; 16. a heat dissipation port; 17. fixing a column; 18. a dust screen; 19. cleaning the plate; 20. a temperature sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: the honeycomb type photovoltaic power station and the node inverter for the honeycomb type photovoltaic power station comprise a plurality of photovoltaic modules 1, wherein each photovoltaic module 1 comprises a plurality of photovoltaic panels 2 and an inverter 3, the bottoms of the photovoltaic panels 2 are fixedly connected with an installation frame 5 together, the inverters 3 are fixedly connected with the side wall of the installation frame 5, the upper surface of the installation frame 5 is fixedly connected with a motor 6, one end of the installation frame 5, far away from the motor 6, is fixedly connected with a fixed plate 8, the driving end of the motor 6 is fixedly connected with a threaded rod 7, one end of the threaded rod 7, far away from the motor 6, is rotatably connected with the side wall of the fixed plate 8 through a bearing, the upper surfaces of the photovoltaic panels 2 are provided with a cleaning plate 19 together, one end of the cleaning plate 19 is sleeved on the outer surface of the threaded rod 7, a storage battery 11 and a controller 13 are arranged inside the cleaning plate 19, and the surface of the cleaning plate 19 is provided with a solar panel 9 and a rain sensor 12, the lower surface of cleaning plate 19 is provided with cleaning brush 14, cleaning brush 14 contacts with the upper surface of a plurality of photovoltaic board 2, the top of inverter 3 is provided with protection casing 4, four fixed columns 17 of the bottom fixedly connected with of protection casing 4, four fixed columns 17 jointly with the top fixed connection of inverter 3, the interior roof of inverter 3 is provided with air discharge fan 15, the inside wall of inverter 3 is provided with temperature sensor 20, thermovent 16 has been seted up at the top of inverter 3.

Dust screens 18 are fixedly connected among the four fixing columns 17, so that dust is prevented from entering the fixing columns; the temperature sensor 20 is electrically connected with the exhaust fan 15, and when the temperature is too high, the exhaust fan 15 can be automatically started to exhaust hot air, so that the heat dissipation effect is further improved; the solar panel 9 is electrically connected with the storage battery 11 so as to be used by the motor 6; the raindrop sensor 12 and the motor 6 are both electrically connected with the controller 13, and automatic cleaning operation can be performed when raining; one side that motor 6 was kept away from to a plurality of photovoltaic board 2 is provided with slide rail 10, and slide rail 10 is connected with the last fixed surface of mounting bracket 5, and the one end and the slide rail 10 sliding connection of threaded rod 7 are kept away from to cleaning plate 19, are convenient for improve the stability that cleaning plate 19 removed.

The working principle is as follows: when raining, the raindrop sensor 12 detects that raindrops are too large, signals are fed back to the controller 13, the controller 13 starts the motor 6, the motor 6 rotates to drive the threaded rod 7 to rotate, the threaded rod 7 rotates to drive the cleaning plate 19 to move, the cleaning plate 19 drives the cleaning brush 14 to move, the cleaning brush 14 moves to clean the photovoltaic panel 2, clean dust can be flushed away by matching with rainwater, so that the effect of automatic cleaning of the photovoltaic panel 2 is achieved, the inverter 3 radiates heat through the heat radiating port 16 under the normal condition, the heat radiating port 16 is large, the heat radiating effect is good, the protective cover 4 has a waterproof effect, rainwater is prevented from entering the heat radiating port 16, meanwhile, the dust can be prevented from entering the heat radiating port 16 through the dust radiating net 18, when the temperature sensor 20 detects that the internal temperature of the inverter 3 is high, the exhaust fan 15 is started to extract hot air, and the heat radiating effect is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. Cellular photovoltaic power plant and node inverter for cellular photovoltaic power plant, including a plurality of photovoltaic modules (1), its characterized in that: the photovoltaic modules (1) comprise a plurality of photovoltaic panels (2) and an inverter (3), the bottom of each photovoltaic panel (2) is fixedly connected with a mounting frame (5) together, the inverter (3) is fixedly connected with the side wall of the mounting frame (5), the upper surface of the mounting frame (5) is fixedly connected with a motor (6), one end, far away from the motor (6), of the mounting frame (5) is fixedly connected with a fixing plate (8), the driving end of the motor (6) is fixedly connected with a threaded rod (7), one end, far away from the motor (6), of the threaded rod (7) is rotatably connected with the side wall of the fixing plate (8) through a bearing, the upper surfaces of the photovoltaic panels (2) are provided with cleaning plates (19) together, one end of each cleaning plate (19) is sleeved on the outer surface of the threaded rod (7) in a threaded manner, a storage battery (11) and a controller (13) are arranged inside each cleaning plate (19), the surface of clean board (19) is provided with solar panel (9) and raindrop sensor (12), the lower surface of clean board (19) is provided with clean brush (14), clean brush (14) contact with the upper surface of a plurality of photovoltaic board (2), the top of inverter (3) is provided with protection casing (4), four fixed columns (17) of the bottom fixedly connected with of protection casing (4), four fixed column (17) are common with the top fixed connection of inverter (3), the interior roof of inverter (3) is provided with air discharge fan (15), the inside wall of inverter (3) is provided with temperature sensor (20), thermovent (16) have been seted up at the top of inverter (3).

2. The cellular photovoltaic power plant and node inverter for cellular photovoltaic power plant of claim 1 wherein: dust screens (18) are fixedly connected among the four fixing columns (17).

3. The cellular photovoltaic power plant and node inverter for cellular photovoltaic power plant of claim 1 wherein: the temperature sensor (20) is electrically connected with the exhaust fan (15).

4. The cellular photovoltaic power plant and node inverter for cellular photovoltaic power plant of claim 1 wherein: and the solar panel (9) is electrically connected with the storage battery (11).

5. The cellular photovoltaic power plant and node inverter for cellular photovoltaic power plant of claim 1 wherein: the raindrop sensor (12) and the motor (6) are electrically connected with the controller (13).

6. The cellular photovoltaic power plant and node inverter for cellular photovoltaic power plant of claim 1 wherein: a plurality of one side that motor (6) were kept away from in photovoltaic board (2) is provided with slide rail (10), slide rail (10) are connected with the upper surface fixed of mounting bracket (5), the one end and slide rail (10) sliding connection of threaded rod (7) are kept away from in clean board (19).