Photovoltaic panel for building external wall

Abstract

The utility model relates to the technical field of photovoltaic panel installation, and provides a photovoltaic panel for a building outer wall, which comprises a bottom frame, a bottom plate and a plurality of photovoltaic panels, the bottom plate is fixed on the bottom frame, the photovoltaic panels are arranged in the bottom plate, a water tank is fixed on the bottom frame, a flushing assembly is arranged on the bottom frame and the bottom plate, and a scraping assembly is arranged outside the bottom plate. The scraping assembly comprises a fixing plate, the fixing plate is fixed to the bottom face of the bottom plate, the side surface of the fixing plate is fixedly connected with a driving motor, the surface of the fixing plate is rotationally connected with a pair of wire winding shafts, and the wire winding shaft located on one side of the surface of the fixing plate is connected with the output end of the driving motor. By means of the technical scheme, the problems that in the prior art, a photovoltaic panel used for an existing building outer wall is directly fixed to a roof and does not have the cleaning function, a large number of foreign matter is prone to being attached to the surface, the normal use effect of the photovoltaic panel is affected, workers need to climb on the roof to operate for cleaning, and cleaning is inconvenient are solved. Certain dangerousness exists; and meanwhile, the efficiency is relatively low.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaic panel installation, and specifically relates to a photovoltaic panel for building exterior walls. Background Art

[0002] With the rapid construction of cities and the sharp growth of urban population and vehicles, the urban heat island phenomenon has been aggravated, leading to the deterioration of urban environment and the decline of living environment quality. Generally, the traditional flat greening land is becoming less and less and the cost is getting higher and higher. Therefore, it is imperative to develop special space greening. The promotion and implementation of three-dimensional greening of buildings in developed countries has been more than ten years. Although the three-dimensional greening of buildings in my country started late, as an important part of urban greening, it has become a new trend in the development of urban greening construction. Three-dimensional greening of buildings can quickly increase the greening area and directly improve the overall environmental quality of the city. Its organic combination with traditional flat greening has a very important role and far-reaching significance in reducing urban environmental pressure, circular urban construction, and realizing environmentally inclusive urban construction.

[0003] Now the new energy photovoltaic power generation technology is mainly developing in the opposite direction. The photovoltaic panels used on the exterior walls of current buildings are directly fixed on the roof and do not have the function of cleaning. A large amount of foreign matter can easily adhere to the surface, which will affect the normal use of the photovoltaic panels. Cleaning requires workers to climb onto the roof to operate, which is dangerous and inefficient.

[0004] Therefore, improvements are made to address the above problems. Utility Model Content

[0005] The utility model provides a photovoltaic panel for building exterior walls, which solves the problem in the related art that the photovoltaic panels currently used for building exterior walls are directly fixed on the roof, have no cleaning function, and a large amount of foreign matter is easily attached to the surface, which will affect the normal use of the photovoltaic panel. Cleaning requires workers to climb onto the roof to operate, which is dangerous and has low efficiency.

[0006] The technical solution of the utility model is as follows:

[0007] A base frame, a bottom plate and a plurality of photovoltaic panels, wherein the bottom plate is fixed on the base frame and the photovoltaic panels are installed in the bottom plate;

[0008] A water tank and a flushing assembly, wherein the water tank is fixed on the base frame, and the flushing assembly is arranged on the base frame and the bottom plate;

[0009] A scraping assembly is arranged outside the base plate, and the scraping assembly includes a fixed plate, which is fixed to the bottom surface of the base plate, a driving motor is fixedly connected to the side surface of the fixed plate, a pair of winding shafts are rotatably connected to the surface of the fixed plate, and the winding shaft located on one side of the fixed plate surface is connected to the output end of the driving motor.

[0010] As a further technical solution, one end of the winding shaft is fixedly connected to a transmission gear, an idler wheel is installed at the bottom of the base plate, the idler wheel is meshed between the transmission gears, a long groove is opened on the surface of the base plate, a slide is arranged in the long groove, a moving block is slidably connected to the slide, and cleaning rods are arranged on both sides of the moving block.

[0011] As a further technical solution, notches are provided on the two opposite end surfaces outside the base plate, the notches are connected to the inner side of the long groove, and the two outer surfaces of the base plate are rotatably connected to support wheels. A cable is connected between the winding shaft and the moving block, and the cable passes around the surface of the support wheel.

[0012] As a further technical solution, the flushing assembly includes a water pump, which is installed on the top of the water tank. A pair of transverse pipes are fixedly connected to the surface of the bottom plate. Several nozzles are installed on the surface of the transverse pipes. The nozzles are connected to the inside of the transverse pipes. A connecting pipe is provided at the output end of the water pump, and one end of the connecting pipe is connected to the transverse pipe.

[0013] As a further technical solution, the bottom plate is fixed on the bottom frame at an inclined angle, and the transverse pipe is located on the highest surface of the bottom plate.

[0014] As a further technical solution, a detachable rubber scraper strip is installed at the bottom of the cleaning rod, and the rubber scraper strip is in contact with the surface of the photovoltaic panel.

[0015] As a further technical solution, the surface of the support wheel is a concave structure, and the cable is located at the concave portion of the support wheel surface.

[0016] As a further technical solution, a pair of flow guide frames are fixedly connected to the surface of the bottom plate, and the flow guide frames are located at the lowest surface of the bottom plate.

[0017] The working principle and beneficial effects of the utility model are:

[0018] The utility model is provided with a scraping assembly. Through the interaction of structures such as a driving motor, a winding shaft, a transmission gear, an idler wheel, a slideway, a moving block, a scraping rod and a wire rope, the wire rope can be released and wound up by rotating the winding shaft, driving the moving block to move up and down repeatedly in the slideway of the long groove, so that the scraping rod and the rubber scraper on the surface repeatedly scrape the surface of the photovoltaic panel, fully cleaning water and foreign matter and dust, with a good cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is the axonometric drawing of the utility model;

[0022] Figure 3 This is an axonometric drawing from another perspective of the utility model;

[0023] In the figure: 1. base frame; 2. bottom plate; 3. photovoltaic panel; 4. water tank; 5. scraper assembly; 5-1. fixed plate; 5-2. drive motor; 5-3. winding shaft; 5-4. transmission gear; 5-5. idler wheel; 5-6. long groove; 5-7. slideway; 5-8. moving block; 5-9. scraper rod; 5-10. notch; 5-11. support wheel; 5-12. cable; 6. flushing assembly; 6-1. water pump; 6-2. horizontal pipe; 6-3. nozzle; 6-4. connecting pipe; 7. rubber scraper; 8. guide frame. DETAILED DESCRIPTION

[0024] The following will be combined with 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 of 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.

[0025] like Figure 1~Figure 3 As shown, this embodiment provides a photovoltaic panel for building exterior walls, including

[0026] A base frame 1, a base plate 2 and a plurality of photovoltaic panels 3, wherein the base plate 2 is fixed on the base frame 1 and the photovoltaic panels 3 are installed in the base plate 2;

[0027] A water tank 4 and a flushing assembly 6, wherein the water tank 4 is fixed on the base frame 1, and the flushing assembly 6 is arranged on the base frame 1 and the bottom plate 2;

[0028] The scraper assembly 5 is arranged outside the base plate 2. The scraper assembly 5 includes a fixed plate 5-1, which is fixed to the bottom surface of the base plate 2. The side surface of the fixed plate 5-1 is fixedly connected to a driving motor 5-2. A pair of winding shafts 5-3 are rotatably connected to the surface of the fixed plate 5-1. The winding shafts 5-3 located on one side of the surface of the fixed plate 5-1 are connected to the output end of the driving motor 5-2. One end of the winding shaft 5-3 is fixedly connected to a transmission gear 5-4. An idler wheel 5-5 is installed at the bottom of the base plate 2. The idler wheel 5-5 is meshed with the transmission gear Between 5-4, a long groove 5-6 is provided on the surface of the bottom plate 2, a slideway 5-7 is provided in the long groove 5-6, a moving block 5-8 is slidably connected to the slideway 5-7, and cleaning rods 5-9 are provided on both sides of the moving block 5-8. Notches 5-10 are provided on the opposite end surfaces of the outside of the bottom plate 2, and the notches 5-10 are connected to the inner side of the long groove 5-6. Support wheels 5-11 are rotatably connected to the two outer surfaces of the bottom plate 2, and a cable 5-12 is connected between the winding shaft 5-3 and the moving block 5-8, and the cable 5-12 is passed around the surface of the support wheel 5-11.

[0029] In this embodiment, in order to achieve the effect of cleaning the surface of the photovoltaic panel 3, a scraping assembly 5 is designed. A fixed plate 5-1 is arranged at the bottom of the bottom plate 2. A driving motor 5-2 and a pair of winding shafts 5-3 are installed on the surface of the fixed plate 5-1. The output end of the driving motor 5-2 is connected to the winding shaft 5-3 on one side. A transmission gear 5-4 is arranged at one end of the winding shaft 5-3. An idler wheel 5-5 is arranged at the bottom of the bottom plate 2. The idler wheel 5-5 is connected between the transmission gears 5-4, and the rotation direction of the two rotating rollers can be changed. A long groove 5-6 is opened on the top, and a slideway 5-7 is arranged in the long groove 5-6. A moving block 5-8 is slidably connected to the slideway 5-7, and a cleaning rod 5-9 is fixedly connected to the top of the moving block 5-8. Support wheels 5-11 are arranged at the upper and lower ends of the bottom plate 2. A cable 5-12 is connected between the moving block 5-8 and the winding shaft 5-3. The two winding shafts 5-3, one for winding and the other for unwinding, drive the moving block 5-8 to slide on the slideway 5-7, so as to achieve the effect of repeatedly moving the cleaning rod 5-9 on the surface of the photovoltaic panel 3 for cleaning.

[0030] Furthermore, the flushing assembly 6 includes a water pump 6-1, which is installed on the top of the water tank 4. A pair of transverse pipes 6-2 are fixedly connected to the surface of the bottom plate 2. A plurality of nozzles 6-3 are installed on the surface of the transverse pipes 6-2. The nozzles 6-3 are connected to the inside of the transverse pipes 6-2. A connecting pipe 6-4 is provided at the output end of the water pump 6-1, and one end of the connecting pipe 6-4 is connected to the transverse pipe 6-2.

[0031] In this embodiment, in order to achieve the effect of flushing the surface of the photovoltaic panel 3, a flushing component 6 is designed. A water pump 6-1 is fixedly connected to the top of the water tank 4, and a connecting pipe 6-4 is provided at the output end of the test pump. Two transverse pipes 6-2 are provided on the surface of the bottom plate 2. The connecting pipe 6-4 is connected to the transverse pipe 6-2, and the water in the water tank 4 can be pumped out and injected into the transverse pipe 6-2. A plurality of nozzles 6-3 are installed on the surface of the transverse pipe 6-2, and the nozzles 6-3 can directly flush the surface of the photovoltaic panel 3.

[0032] Furthermore, the bottom plate 2 is fixed on the base frame 1 at an inclined angle, and the transverse pipe 6 - 2 is located on the highest surface of the bottom plate 2 .

[0033] In this embodiment, by setting the water outlet at the highest point, the nozzle 6 - 3 can flush the entire surface of the photovoltaic panel 3 .

[0034] Furthermore, a detachable rubber scraper strip is installed at the bottom of the cleaning rod 5 - 9 , and the rubber scraper strip fits the surface of the photovoltaic panel 3 .

[0035] In this embodiment, a detachable rubber scraper is installed at the bottom of the scraper rod 5 - 9 , so that the effect of cleaning the surface of the photovoltaic panel 3 is improved by the rubber scraper.

[0036] Furthermore, the surface of the support wheel 5-11 is a concave structure, and the cable 5-12 is located in the concave portion of the surface of the support wheel 5-11.

[0037] In this embodiment, the cables 5-12 are concentrated in the concave structure through the concave structure to prevent them from falling to the outside during rotation.

[0038] Furthermore, a pair of flow guide frames 7 are fixedly connected to the surface of the bottom plate 2 , and the flow guide frames 7 are located at the lowest surface of the bottom plate 2 .

[0039] In this embodiment, by installing the guide frame 7, the flushing water can be collected and discharged to one side.

[0040] When it is needed, the base frame 1 fixes the photovoltaic panel 3 on the roof, and the water tank 4 is replenished with water. When cleaning, the water pump 6-1 is started to pump water out through the connecting pipe 6-4 and inject it into the horizontal pipe 6-2, and then the surface of the photovoltaic panel 3 is flushed through the nozzle 6-3. During the flushing process, the driving belt is started to rotate the winding shaft 5-3, and one of the two winding shafts 5-3 winds the wire and the other unwinds the wire, so that the moving block 5-8 moves on the slide 5-7. During the movement, the surface of the photovoltaic panel 3 is cleaned by the cleaning rod 5-9 and the rubber scraper at the bottom. Stop flushing during cleaning. After repeated cleaning, all water flows into the guide frame 7 and is then discharged outward.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A photovoltaic panel for building exterior walls, characterized in that: include A base frame (1), a base plate (2), and a plurality of photovoltaic panels (3), wherein the base plate (2) is fixed on the base frame (1), and the photovoltaic panels (3) are installed inside the base plate (2); A water tank (4) and a flushing assembly (6), wherein the water tank (4) is fixed on the base frame (1), and the flushing assembly (6) is arranged on the base frame (1) and the bottom plate (2); A scraping assembly (5), the scraping assembly (5) being arranged outside the base plate (2), the scraping assembly (5) comprising a fixed plate (5-1), the fixed plate (5-1) being fixed to the bottom surface of the base plate (2), a driving motor (5-2) being fixedly connected to a side surface of the fixed plate (5-1), a pair of winding shafts (5-3) being rotatably connected to the surface of the fixed plate (5-1), the winding shafts (5-3) located on one side of the surface of the fixed plate (5-1) being connected to an output end of the driving motor (5-2).

2. A photovoltaic panel for building exterior walls according to claim 1, characterized in that: One end of the winding shaft (5-3) is fixedly connected to a transmission gear (5-4); an idler wheel (5-5) is installed at the bottom of the base plate (2); the idler wheel (5-5) is meshed between the transmission gears (5-4); a long groove (5-6) is opened on the surface of the base plate (2); a slideway (5-7) is arranged in the long groove (5-6); a moving block (5-8) is slidably connected to the slideway (5-7); and cleaning rods (5-9) are arranged on both sides of the moving block (5-8).

3. A photovoltaic panel for building exterior wall according to claim 2, characterized in that: The two opposite end surfaces of the bottom plate (2) are both provided with notches (5-10), the notches (5-10) are connected to the inner side of the long groove (5-6), the two outer surfaces of the bottom plate (2) are rotatably connected to support wheels (5-11), a cable (5-12) is connected between the winding shaft (5-3) and the moving block (5-8), and the cable (5-12) is passed around the surface of the support wheel (5-11).

4. A photovoltaic panel for building exterior wall according to claim 1, characterized in that: The flushing assembly (6) comprises a water pump (6-1), the water pump (6-1) being mounted on the top of the water tank (4); a pair of transverse pipes (6-2) being fixedly connected to the surface of the bottom plate (2); a plurality of nozzles (6-3) being mounted on the surface of the transverse pipes (6-2); the nozzles (6-3) being connected to the inside of the transverse pipes (6-2); a connecting pipe (6-4) being arranged at the output end of the water pump (6-1); one end of the connecting pipe (6-4) being connected to the transverse pipe (6-2).

5. A photovoltaic panel for building exterior walls according to claim 4, characterized in that: The bottom plate (2) is fixed on the bottom frame (1) at an inclined angle, and the transverse pipe (6-2) is located on the highest surface of the bottom plate (2).

6. A photovoltaic panel for building exterior wall according to claim 2, characterized in that: A detachable rubber scraper strip (7) is installed at the bottom of the scraper rod (5-9), and the rubber scraper strip (7) is in contact with the surface of the photovoltaic panel (3).

7. A photovoltaic panel for building exterior wall according to claim 3, characterized in that: The surface of the support wheel (5-11) is a concave structure, and the cable (5-12) is located at the concave portion of the surface of the support wheel (5-11).

8. The photovoltaic panel for building exterior wall according to claim 1, characterized in that: A pair of flow guide frames (8) are fixedly connected to the surface of the bottom plate (2), and the flow guide frames (8) are located at the lowest surface of the bottom plate (2).

Images