Gas-water heat exchange photo-thermal photovoltaic device convenient for descaling

Abstract

The utility model discloses an air-water heat exchange photo-thermal photovoltaic device convenient to descale, including photovoltaic panel, cleaning mechanism and photovoltaic base, cleaning mechanism is composed of cleaning spray plate, turning spray channel, water spray channel and cleaning water tank, cleaning spray head is installed on the cleaning spray plate, turning spray channel and cleaning spray plate are fixedly connected, and the photovoltaic base is fixed on the cleaning spray plate. A rotating connector is arranged at the lower end of the bent spraying channel, a water spraying channel is rotationally connected to the lower portion of the rotating connector, and an electric rotating base is installed on the surface of the scale removing water tank and fixedly connected with the bent spraying channel. According to the utility model, dust and dirt can be removed in time through the arrangement of the dirt removing mechanism, and the blocking of light energy is reduced, so that the power generation efficiency of the photovoltaic power station is improved, the damage to the photovoltaic cell panel is effectively reduced, the service life of the photovoltaic cell panel is prolonged, and the operation and maintenance cost is reduced; water or a chemical cleaning agent is not needed, and the concept of sustainable development is met.

Description

Technical Field

[0001] The utility model relates to the technical field of photothermal photovoltaic devices, and in particular to an air-water heat exchange photothermal photovoltaic device which is easy to remove scale. Background Art

[0002] Solar energy, as a renewable energy source, has been widely used, such as photovoltaic power generation, solar thermal heating, solar thermal power generation, etc. Solar energy is also the main direction for the development of green energy in the future. There are two existing technical approaches to the use of solar energy: photovoltaic power generation and solar thermal heating. The technical products have been popularized in every country in the world. The solar power generation device and heating device in the existing technology are two separate devices. Since the photovoltaic utilization and solar thermal utilization of solar energy have their own advantages and disadvantages, there is a problem that they cannot be installed at the same time, that is, they can only generate electricity but not heat, or they can only heat but not generate electricity, so that the two cannot complement each other's advantages, and cannot perform heating and power generation at the same time, which affects the full and efficient utilization of solar energy. .

[0003] Most of the existing solar thermal photovoltaic devices do not have a self-cleaning function and need to be cleaned regularly with some chemical cleaners, which not only consumes manpower and material resources, but is also not conducive to the use of the solar thermal photovoltaic device.

[0004] For example, a photovoltaic-photothermal device disclosed in announcement number CN212157696U includes: a base frame, a water tank fixed on the base frame, and a heat collecting tube connected to the base frame; the heat collecting tube includes: a vacuum tube body composed of a coaxially fixed inner tube and an outer tube, a heat absorbing coating coated on the tube wall of the inner tube, a heat conducting rod and an aluminum foil sheet movably arranged in the inner tube and connected to each other; the heat conducting rod includes a heat conducting rod protruding end extending out of the inner tube and inserted in the water tank; the heat conducting rod protruding end is sealed and fixedly inserted in the water tank, the vacuum tube body is rotatably connected to the base frame, and the radial outer side of the vacuum tube body is fixedly connected to a photovoltaic panel that rotates with the vacuum tube body, and the photovoltaic panel has a photovoltaic working surface away from the heat collecting tube. The device combines photovoltaic power generation and photothermal heating, and can select photovoltaic or photothermal working mode according to needs to improve the utilization rate of solar energy.

[0005] However, the device does not have the ability to self-clean scale, and requires manual cleaning of the solar thermal photovoltaic device on a regular basis, which is not conducive to the use of solar thermal photovoltaics, is time-consuming and labor-intensive, and is not conducive to the development of life.

[0006] Therefore, it is necessary to invent an air-water heat exchange photovoltaic device that is easy to remove scale to solve the above problems. Utility Model Content

[0007] The purpose of the utility model is to provide an air-water heat exchange photovoltaic device that is easy to remove scale, so as to solve the problem that the technology does not have the ability of self-cleaning scale, and the photovoltaic device needs to be cleaned manually on a regular basis, which is not conducive to the use of photovoltaic devices, and is time-consuming, labor-intensive, and not conducive to the development of life.

[0008] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: an air-water heat exchange photothermal photovoltaic device which is easy to remove scale, comprising a photovoltaic panel, a scale cleaning mechanism and a photovoltaic base, wherein the scale cleaning mechanism consists of a scale cleaning spray plate, a curved spray channel, a water spray channel and a scale cleaning water tank, a scale cleaning nozzle is installed on the scale cleaning spray plate, the curved spray channel and the scale cleaning spray plate are fixedly connected, a rotating joint is provided at the lower end of the curved spray channel, the lower part of the rotating joint is rotatably connected to the water spray channel, an electric rotating seat is installed on the surface of the scale cleaning water tank, and the electric rotating seat and the curved spray channel are fixedly connected.

[0009] By arranging a rotating joint under the curved spray channel, the rotating cleaning and rotating storage of the cleaning spray plate can be realized.

[0010] Preferably, a photovoltaic panel is fixedly mounted on the photovoltaic panel, and the number of the photovoltaic panels is set to two.

[0011] The installation of photovoltaic panels can realize the conversion of solar energy into electrical energy, facilitating subsequent photothermal work.

[0012] Preferably, a receiving cylinder is installed above the photovoltaic base, and the other end of the receiving cylinder is fixedly connected to the photovoltaic panel.

[0013] The connecting circle can play a role in fixing the connection between the photovoltaic base and the photovoltaic panel.

[0014] Preferably, a communication column is installed on one side of the receiving cylinder, and the top end of the communication column is fixedly connected to the photovoltaic panel.

[0015] The communication pole provides support connection and signal sensing connection between the photovoltaic panel and the photovoltaic base.

[0016] Preferably, the number of the photovoltaic bases is set to four, and the four photovoltaic bases are fixedly connected to the descaling water tank.

[0017] The photovoltaic base can provide a firm support for the components thereon, while the non-solid base also increases the heat dissipation effect of the components.

[0018] Preferably, a photovoltaic panel support column is fixedly connected below the photovoltaic panel, and the number of the photovoltaic panel support columns is set to two.

[0019] The photovoltaic panel support column provides force support to the central area of ​​the photovoltaic panel.

[0020] Preferably, a transfer water tank is provided below the water spray channel, and one side of the transfer water tank is fixedly connected to the descaling water tank via a fixing rod.

[0021] The transfer water tank provides a function of changing the direction of water source.

[0022] Preferably, a water pumping motor is provided on one side of the transfer water tank, and the transfer water tank and the water pumping motor are fixedly connected.

[0023] The water pumping motor can output water to the scale cleaning mechanism to maintain the scale cleaning work of the scale cleaning mechanism.

[0024] In the above technical solution, the technical effects and advantages provided by the utility model are:

[0025] 1. The cleaning mechanism can timely remove dust and dirt, reduce the obstruction of light energy, thereby improving the power generation efficiency of the photovoltaic power station, effectively reducing the damage to the photovoltaic panels, extending their service life, and reducing operation and maintenance costs. The cleaning structure uses a cleaning device to clean the photovoltaic panels without the use of water or chemical cleaning agents, reducing the load on water resources and the environment, which is in line with the concept of sustainable development;

[0026] 2. The rotation of the cleaning spray plate is realized by setting a rotating joint and an electric rotating seat. The cleaning spray plate can play a protective and cleaning role. After the cleaning is completed, if the photovoltaic panel is not used, the cleaning spray plate can be placed on the top to play a protective role. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a schematic diagram of the overall structure of the photothermal photovoltaic device of the utility model;

[0028] Figure 2 This is a schematic diagram of the structure of the photothermal photovoltaic device of the utility model;

[0029] Figure 3 This is a schematic diagram of the photovoltaic base structure of the utility model;

[0030] Figure 4 This is a schematic diagram of the curved spray channel structure of the utility model;

[0031] Figure 5 It is a schematic diagram of the structure of the transfer water tank inside the descaling water tank of the utility model.

[0032] Description of reference numerals:

[0033] 1. Photovoltaic panel; 2. Photovoltaic panel; 3. Descaling mechanism; 4. Descaling spray plate; 5. Descaling nozzle; 6. Bend spray channel; 7. Electric swivel seat; 8. Rotating joint; 9. Water spray channel; 10. Pumping motor; 11. Adapter water tank; 12. Photovoltaic base; 13. Photovoltaic panel support column; 14. Descaling water tank; 15. Communication column; 16. Receiving cylinder. DETAILED DESCRIPTION

[0034] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0035] The utility model provides Figure 1-5 An air-water heat exchange photothermal photovoltaic device that is easy to remove scale is shown, comprising a photovoltaic panel 1, a scale cleaning mechanism 3 and a photovoltaic base 12. The scale cleaning mechanism 3 is composed of a scale cleaning spray plate 4, a curved spray channel 6, a water spray channel 9 and a scale cleaning water tank 14. A scale cleaning nozzle 5 is installed on the scale cleaning spray plate 4. The curved spray channel 6 is fixedly connected to the scale cleaning spray plate 4. A rotating joint 8 is provided at the lower end of the curved spray channel 6. The lower part of the rotating joint 8 is rotatably connected to the water spray channel 9. An electric rotating seat 7 is installed on the surface of the scale cleaning water tank 14, and the electric rotating seat 7 and the curved spray channel 6 are fixedly connected.

[0036] In one aspect of the present embodiment, a photovoltaic panel 2 is fixedly mounted on the photovoltaic panel 1, and the number of the photovoltaic panels 2 is set to two. A receiving cylinder 16 is installed above the photovoltaic base 12, and the other end of the receiving cylinder 16 is fixedly connected to the photovoltaic panel 1. A communication column 15 is installed on one side of the receiving cylinder 16, and the top of the communication column 15 is fixedly connected to the photovoltaic panel 1. The number of photovoltaic bases 12 is set to four, and the four photovoltaic bases 12 are fixedly connected to a descaling water tank 14. A photovoltaic panel support column 13 is fixedly connected below the photovoltaic panel 1, and the number of the photovoltaic panel support columns 13 is set to two. A transfer water tank 11 is arranged below the water spray channel 9, and one side of the transfer water tank 11 is fixedly connected to the descaling water tank 14 through a fixing rod. A pumping motor 10 is arranged on one side of the transfer water tank 11, and the transfer water tank 11 and the pumping motor 10 are fixedly connected.

[0037] Working principle of this utility model:

[0038] Refer to the instruction manual Figure 1-5 When using the utility model, first stop using the photothermal photovoltaic device. The entire cleaning mechanism 3 will be driven to rotate through the electric rotating seat 7 to cover the photovoltaic panel 1. At this time, start the pumping motor 10, and the cleaning water will be transported to the transfer water tank 11, and then enter the curved spray channel 6 through the water spray channel 9, and then enter the scale spraying plate 4 and be sprayed with the scale spraying nozzle 5 to clean the photovoltaic panel. At the same time, after the cleaning is completed, if the photovoltaic panel 1 equipment does not need to be used, the cleaning spraying plate 4 can be used as a protective fixed cover, which is very convenient and easy.

Claims

1. An air-water heat exchange photothermal photovoltaic device that is easy to remove scale, comprising a photovoltaic panel (1), a scale removal mechanism (3) and a photovoltaic base (12), characterized in that: The descaling mechanism (3) is composed of a descaling spray plate (4), a curved spray channel (6), a water spray channel (9) and a descaling water tank (14); a descaling spray head (5) is installed on the descaling spray plate (4); the curved spray channel (6) and the descaling spray plate (4) are fixedly connected; a rotating joint (8) is provided at the lower end of the curved spray channel (6); the lower end of the rotating joint (8) is rotatably connected to the water spray channel (9); an electric rotating seat (7) is installed on the surface of the descaling water tank (14); the electric rotating seat (7) and the curved spray channel (6) are fixedly connected.

2. The air-water heat exchange photothermal photovoltaic device that is easy to remove scale according to claim 1, characterized in that: A photovoltaic panel (2) is fixedly mounted on the photovoltaic panel (1), and the number of the photovoltaic panels (2) is set to two.

3. The air-water heat exchange photothermal photovoltaic device that is easy to remove scale according to claim 1, characterized in that: A receiving cylinder (16) is installed above the photovoltaic base (12), and the other end of the receiving cylinder (16) is fixedly connected to the photovoltaic panel (1).

4. The air-water heat exchange photothermal photovoltaic device that is easy to remove scale according to claim 3, characterized in that: A communication column (15) is installed on one side of the receiving cylinder (16), and the top end of the communication column (15) is fixedly connected to the photovoltaic panel (1).

5. The air-water heat exchange photothermal photovoltaic device that is easy to remove scale according to claim 1, characterized in that: The number of the photovoltaic bases (12) is set to four, and the four photovoltaic bases (12) are fixedly connected to the descaling water tank (14).

6. The air-water heat exchange photothermal photovoltaic device that is easy to remove scale according to claim 1, characterized in that: A photovoltaic panel support column (13) is fixedly connected below the photovoltaic panel (1), and the number of the photovoltaic panel support columns (13) is set to two.

7. The air-water heat exchange photothermal photovoltaic device that is easy to remove scale according to claim 1, characterized in that: A transfer water tank (11) is provided below the water spray channel (9), and one side of the transfer water tank (11) is fixedly connected to the descaling water tank (14) via a fixing rod.

8. The air-water heat exchange photothermal photovoltaic device that is easy to remove scale according to claim 7, characterized in that: A water pumping motor (10) is provided on one side of the transfer water tank (11), and the transfer water tank (11) and the water pumping motor (10) are fixedly connected.

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