CN115118216A - A device for removing snow on the surface of photovoltaic modules - Google Patents

Abstract

The invention discloses a photovoltaic module surface accumulated snow clearing device which comprises a support and a support plate arranged at the upper end of the support and used for bearing a photovoltaic panel, wherein a clearing rod and a clearing brush for removing accumulated snow on the surface of the photovoltaic panel are arranged on the upper wall of the support plate in a sliding mode, the clearing brush is arranged on the lower wall of the clearing rod and is always attached to the upper wall of the photovoltaic panel in the sliding process, a driving module for driving the clearing rod to slide is fixed at the upper end of the support plate, a control box is arranged on the support, a storage battery, a controller and a timer which are electrically connected with the driving module are arranged in the control box, and the storage battery is electrically connected with the controller and the timer. The photovoltaic panel snow removing device has the function of electrically scraping accumulated snow on the upper wall of the photovoltaic panel, saves manpower and cost, is high in accumulated snow removing efficiency and good in effect, and improves the power generation efficiency.

Description

A device for removing snow on the surface of photovoltaic modules

technical field

The invention relates to the technical field of solar photovoltaic power generation, in particular to a device for removing snow on the surface of photovoltaic modules.

Background technique

Photovoltaic modules, also known as solar panels, are the core part of the solar power generation system and the most important part of the solar power generation system. However, in some places it snows in winter, and the accumulation of snow on the surface of photovoltaic modules will not only affect the power generation efficiency, but also sometimes It will even cause damage to the photovoltaic modules. At this time, the snow on the surface of the photovoltaic modules must be cleaned to ensure the normal use of the photovoltaic modules.

The existing similar snow removal devices for solar photovoltaic modules have poor cleaning effect on the snow on the top of the photovoltaic power generation panel. When the top of the photovoltaic power generation panel is covered with thick snow, it is usually necessary to manually clean the snow with hand-held tools, which is more efficient. Slow, and after manual manual cleaning, some snow is likely to remain on the top of the photovoltaic power generation panel, which affects the power generation effect of the photovoltaic power generation panel.

SUMMARY OF THE INVENTION

In view of the above-mentioned technical deficiencies, the purpose of the present invention is to provide a device for removing snow on the surface of photovoltaic modules, which has the function of electrically and thermally scraping the snow on the wall of photovoltaic panels, saves manpower, saves costs, and has high snow removal efficiency and effect. Well, the power generation efficiency is improved.

In order to solve the above technical problems, the present invention adopts the following technical solutions.

The invention provides a device for removing snow on the surface of photovoltaic modules, comprising a bracket and a carrier plate placed on the upper end of the bracket and used for supporting photovoltaic panels. The cleaning brush is arranged on the lower wall of the cleaning rod, and the cleaning brush is always attached to the upper wall of the photovoltaic panel during the sliding process. The upper end of the carrier plate is fixed with a driving component for driving the cleaning rod to slide. A control box is installed, and the control box is provided with a battery, a controller and a timer that are electrically connected to the drive assembly, and the battery is electrically connected to the controller and the timer.

Preferably, the drive assembly includes a shaft barrel that is horizontally fixed on the upper end of the carrier plate, an inner end of the shaft barrel is fixed with a motor that is electrically connected to the battery and the controller, and the shaft barrel rotates along the axial direction of the shaft barrel. A first roller shaft, one end of the first roller shaft is fixedly connected with the output shaft of the motor, the other end of the first roller shaft is rotatably arranged at the end of the shaft cylinder away from the motor, outside the lower end of the upper wall of the photovoltaic panel There is a fourth roller shaft that rotates on the carrier plate, and the outer sides of the upper end and the lower end of the lower wall of the photovoltaic panel are respectively provided with a second roller shaft and a third roller shaft that rotate on the carrier plate; the first roller shaft, A first gear, a second gear, a third gear and a fourth gear are respectively fixed on the second roller shaft, the third roller shaft and the fourth roller shaft. A chain outside the second roller, the third roller and the fourth roller, wherein the chain is meshed with the first gear, the second gear, the third gear and the fourth gear simultaneously.

Preferably, the chain is arranged vertically through the middle of the removal rod, and the chain is fixedly connected with the removal rod.

Preferably, a heating plate is installed in the clearing rod, the heating plate is electrically connected with the controller, and the heating plate can cover the entire upper wall of the photovoltaic panel during the process of moving with the clearing rod.

Preferably, a sealing layer for waterproofing is wrapped around the heating plate.

Preferably, the cleaning brush includes shovels symmetrically fixed on the lower wall of the cleaning rod, the two shovels are arranged in a figure-eight shape, and a brush is arranged between the two shovels.

Preferably, two sides of the upper wall of the carrier plate are respectively provided with chute along the moving direction of the removal rod, the removal rod is symmetrically fixed with a strut, and one end of the support rod away from the removal rod is fixed with a sliding groove sliding along the chute. slider.

The beneficial effects of the device for removing snow on the surface of a photovoltaic module of the present invention are as follows:

1. The present invention drives the removal rod to move through a chain positioned by multiple gears, so that the brush and the shovel slide against the upper wall of the photovoltaic panel, and can remove the protruding snow on the upper wall of the photovoltaic panel in all directions, and the work efficiency is high. ;

2. In the present invention, a heating plate is installed in the cleaning rod, so that the temperature difference between the cleaning brush and the snow is larger, the melting efficiency is improved, and the power generation efficiency is greatly improved.

Description of drawings

In order to explain the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained according to these drawings without creative efforts.

1 is a schematic diagram of the overall structure of an embodiment of the present invention;

2 is a schematic diagram of an orthographic projection of the photovoltaic panel of the present invention;

3 is a cross-sectional view of an embodiment of the present invention;

Fig. 4 is an enlarged view of part A in Fig. 3;

Fig. 5 is the enlarged view of B part in Fig. 3;

Figure 6 is a schematic structural diagram of a cleaning rod and a cleaning brush;

Figure 7 is a sectional view of the cleaning rod and the cleaning brush;

FIG. 8 is a schematic diagram of the internal structure of the shaft barrel.

Description of reference numbers:

1. Bracket, 2. Photovoltaic panel, 3. Carrier plate, 4. Clearing rod, 5. Clearing brush, 6. Drive assembly, 7. Chute, 8. Support rod, 9. Slider, 10. Control box, 11 , Axle, 12, Motor, 13, First roller, 14, Fourth roller, 15, Second roller, 16, Third roller, 17, First gear, 18, Second gear, 19, The third gear, 20, the fourth gear, 21, the chain, 22, the heating plate, 23, the sealing layer, 24, the blade, 25, the brush.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example:

As shown in FIG. 1 to FIG. 8 , the present invention provides a device for removing snow on the surface of a photovoltaic module, comprising a bracket 1 and a carrier plate 3 placed on the upper end of the bracket 1 for carrying the photovoltaic panel 2 , and the upper wall of the carrier plate 3 is slidably arranged There are a clearing rod 4 and a clearing brush 5 for removing snow on the surface of the photovoltaic panel 2. The clearing brush 5 is arranged on the lower wall of the clearing rod 4. The clearing brush 5 is always attached to the upper wall of the photovoltaic panel 2 during the sliding process, and the upper end of the carrier plate 3 is provided. A drive assembly 6 for driving the clearing rod 4 to slide is fixed; the two sides of the upper wall of the carrier plate 3 are respectively provided with chute 7 along the moving direction of the clearing rod 4, the clearing rod 4 is symmetrically fixed with a strut 8, and the strut 8 is far away from the clearing rod 4 A sliding block 9 that slides along the chute 7 is fixed at one end of the chute 7 , and the chute 7 plays a guiding role for the sliding of the removal rod 4 .

The present invention uses the controller as the control unit, specifically, a control box 10 is installed on the support 1, and the control box 10 is provided with a battery and a controller that are electrically connected to the drive assembly 6, and the battery and the controller are electrically connected; the control box 10 A timer is also arranged inside, which plays the function of setting timed work, and a power button is also arranged on the control box 10 .

Specifically, the drive assembly 6 includes a shaft barrel 11 that is horizontally fixed on the upper end of the carrier plate 3 . One end of the shaft barrel 11 is fixed with a motor 12 that is electrically connected to the battery and the controller. The shaft barrel 11 is rotatably arranged in the axial direction of the shaft barrel 11 . There is a first roller shaft 13, one end of the first roller shaft 13 is fixedly connected with the output shaft of the motor 12, the other end of the first roller shaft 13 is rotatably arranged at the end of the shaft cylinder 11 away from the motor 12, and the upper wall of the photovoltaic panel 2 The outer side of the lower end is provided with a fourth roller shaft 14 that rotates on the carrier plate 3, wherein the planes where the first roller shaft 13 and the fourth roller shaft 14 are located are parallel to the photovoltaic panel 2, and the outer sides of the upper end and the lower end of the lower wall of the photovoltaic panel 2 are respectively There are a second roller shaft 15 and a third roller shaft 16 that rotate on the carrier plate 3, wherein the planes where the second roller shaft 15 and the third roller shaft 16 are located are parallel to the photovoltaic panel 2; A first gear 17 , a second gear 18 , a third gear 19 and a fourth gear 20 are fixed on the second roller shaft 15 , the third roller shaft 16 and the fourth roller shaft 14 respectively. A chain 21 outside the roller shaft 13, the second roller, the third roller shaft 16 and the fourth roller shaft 14, wherein the chain 21 is simultaneously connected with the first gear 17, the second gear 18, the third gear 19 and the fourth gear 20 meshing connections.

The chain 21 is arranged vertically through the middle of the removal rod 4, and the chain 21 is fixedly connected with the removal rod 4 to ensure that the chain 21 can drive the removal rod 4 to move during the rotation process; the first gear 17, the second gear 18, the third gear 19 and the The fourth gear 20 defines the shape of the chain 21 , which ensures that the removal rod 4 moves parallel to the photovoltaic panel 2 .

In order to melt the snow on the upper wall of the entire photovoltaic panel 2, a heating plate 22 is installed in the removal rod 4, and the heating plate 22 is electrically connected with the controller. It is smaller than the width of the photovoltaic panel 2 , so that the heating plate 22 can cover the entire upper wall of the photovoltaic panel 2 in the process of following the movement of the removal rod 4 .

In order to prevent the heating plate 22 from being damaged by moisture, a sealing layer 23 for waterproofing is wrapped around the heating plate 22, and the sealing layer 23 is made of aluminum.

In order to remove snow quickly and efficiently, the cleaning brush 5 includes shovels 24 symmetrically fixed on the lower wall of the removal rod 4. The two shovels 24 are arranged in a figure-eight shape. The shovels 24 are made of aluminum and have high strength; A brush 25 is arranged between 24, and the brush 25 plays a role in removing small particles of ice and snow, as shown in FIG. 7 .

In specific use, the user clicks the power button, and with the cooperation of the controller and the timer, controls the motor 12 to work regularly. When the motor 12 is working, the rotation of the motor 12 drives the first roller shaft 13 to rotate, the rotation of the first roller shaft 13 drives the rotation of the first gear 17, and the rotation of the first gear 17 drives the chain 21 to roll. The gear 19 and the fourth gear 20 rotate following the rolling of the chain 21. After the heating plate 22 is energized, the temperature rises, and the heat transfer is carried out with the upper wall of the photovoltaic panel 2 and the snow, so that the snow melts and the snow is quickly removed.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit and scope of the invention. Thus, provided that these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims (7)

1. A device for removing snow on the surface of a photovoltaic module, comprising a bracket (1) and a carrier plate (3) placed on the upper end of the bracket (1) for carrying a photovoltaic panel (2), characterized in that the carrier plate (3) ) The upper wall is slidably provided with a clearing rod (4) and a clearing brush (5) for removing snow on the surface of the photovoltaic panel (2), the clearing brush (5) is arranged on the lower wall of the clearing rod (4), and the clearing brush (5) During the sliding process, it is always in contact with the upper wall of the photovoltaic panel (2), the upper end of the carrier plate (3) is fixed with a driving component (6) for driving the removal rod (4) to slide, and the bracket (1) A control box (10) is installed on the control box (10), a battery, a controller and a timer electrically connected to the drive assembly (6) are arranged in the control box (10), and the battery is electrically connected to the controller and the timer. 2 . The device for removing snow on the surface of a photovoltaic module according to claim 1 , wherein the driving component ( 6 ) comprises a shaft barrel ( 11 ) horizontally fixed on the upper end of the carrier plate ( 3 ). 3 . A motor (12) electrically connected to the battery and the controller is fixed at one end of the barrel (11), and a first roller shaft (13) is arranged in the shaft barrel (11) to rotate along the axial direction of the shaft barrel (11), so One end of the first roller shaft (13) is fixedly connected to the output shaft of the motor (12), and the other end of the first roller shaft (13) is rotatably arranged at the end of the shaft cylinder (11) away from the motor (12) The outer side of the lower end of the upper wall of the photovoltaic panel (2) is provided with a fourth roller (14) that rotates on the carrier plate (3), and the outer sides of the upper and lower ends of the lower wall of the photovoltaic panel (2) are respectively provided with rotating The second roller (15), the third roller (16) on the carrier plate (3); the first roller (13), the second roller (15), the third roller (16) and the first roller (13) A first gear (17), a second gear (18), a third gear (19) and a fourth gear (20) are respectively fixed on the four roller shafts (14), and the drive assembly (6) further includes a simultaneous socket A chain (21) outside the first roller (13), the second roller, the third roller (16) and the fourth roller (14), wherein the chain (21) is simultaneously connected with the first gear (16). 17), the second gear (18), the third gear (19) and the fourth gear (20) are meshed and connected. 3 . The device for removing snow on the surface of photovoltaic modules according to claim 2 , wherein the chain ( 21 ) is arranged vertically through the middle of the removal rod ( 4 ), and the chain ( 21 ) is connected to the removal rod 3 . (4) Fixed connection. 4 . The device for removing snow on the surface of photovoltaic modules according to claim 1 , wherein a heating plate ( 22 ) is installed in the removal rod ( 4 ), and the heating plate ( 22 ) is electrically connected to the controller. 5 . connected, the heating plate (22) can cover the entire upper wall of the photovoltaic panel (2) in the process of following the movement of the removal rod (4). 5 . The device for removing snow on the surface of photovoltaic modules according to claim 4 , wherein the heating plate ( 22 ) is surrounded by a sealing layer ( 23 ) that plays a waterproof role. 6 . 6. A device for removing snow on the surface of a photovoltaic module according to claim 1, wherein the cleaning brush (5) comprises a shovel (24) symmetrically fixed on the lower wall of the cleaning rod (4), and two The shovels (24) are arranged in a figure-eight shape, and a brush (25) is arranged between the two shovels (24). 7 . The device for removing snow on the surface of photovoltaic modules according to claim 1 , wherein chutes ( 7 ) are respectively opened on both sides of the upper wall of the carrier plate ( 3 ) along the moving direction of the removal rod ( 4 ). 8 . A strut (8) is symmetrically fixed on the clearing rod (4), and a slider (9) sliding along the chute (7) is fixed on one end of the strut (8) away from the clearing rod (4).

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