CN219834078U

CN219834078U - Photovoltaic board support with cleaning device

Info

Publication number: CN219834078U
Application number: CN202321367861.4U
Authority: CN
Inventors: 刘银行
Original assignee: Jiangsu Jiehuiteng Metal Technology Co ltd
Current assignee: Jiangsu Jiehuiteng Metal Technology Co ltd
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-10-13
Anticipated expiration: 2033-05-31

Abstract

The utility model discloses a photovoltaic panel bracket with a cleaning device, which belongs to the technical field of photovoltaic equipment and comprises a bracket for bearing a photovoltaic panel and a water collecting device arranged at one end of the bracket, wherein the water collecting device comprises a shell, an air bag, an air pump, a control box and a plurality of pressure drain valves, the shell is arranged on the bracket and used for storing water, the air bag is arranged in the shell, the air pump and the control box are arranged on the outer wall of the shell, and the pressure drain valves are arranged on the wall of the shell. According to the utility model, the photovoltaic plate can be cleaned by collecting rainwater when the photovoltaic plate is covered by dust, so that the conversion efficiency of the photovoltaic plate is improved, an additional water supply pipeline is not required to be deployed, the equipment cost is reduced, the construction in a remote area is facilitated, natural rainwater is utilized, the environment is protected, no pollution is caused, meanwhile, impurities in the rainwater can be effectively clarified in the device, the diversion of water and sediment is realized, the sediment accumulation in the water and the abrasion of the photovoltaic plate are avoided, and the stored water can be prevented from evaporating by sealing the water storage bin.

Description

Photovoltaic board support with cleaning device

Technical Field

The utility model relates to a photovoltaic panel bracket with a cleaning device, and belongs to the technical field of photovoltaic equipment.

Background

The photovoltaic panel is also called a solar panel, and refers to a device for directly converting solar energy into electric energy by utilizing photovoltaic effect generated by semiconductor materials under illumination conditions, and is one of the most direct solar energy utilization modes. Because photovoltaic panels are mostly installed outdoors in open places, dust problems are often encountered. Firstly, because the power generation efficiency of the photovoltaic panel is directly related to illumination, once dust is adhered to the surface of the panel, the power generation efficiency of the photovoltaic panel is correspondingly reduced, because most large-scale photovoltaic panels are installed in areas far away from towns and residents, if a clean water pipeline laying mode is adopted, the laying cost is high, and the maintenance is inconvenient.

Disclosure of Invention

Aiming at the problems in the prior art, the utility model provides the photovoltaic panel bracket with the cleaning device, which can clean the photovoltaic panel by collecting rainwater when the photovoltaic panel is covered by dust, improve the conversion efficiency of the photovoltaic panel, does not need to additionally arrange a water supply pipeline, reduces the equipment cost, is convenient for construction in remote areas, is environment-friendly and pollution-free by utilizing natural rainwater, can effectively clarify impurities in the rainwater in the device, realizes the diversion of water and silt, avoids the accumulation of silt in water and the abrasion of the photovoltaic panel, and can avoid the evaporation of stored water by sealing a water storage bin.

In order to achieve the above-mentioned purpose, a photovoltaic panel support with cleaning device, including the support that is used for bearing the photovoltaic panel and set up the water collecting device on the one end that the support position is high, water collecting device is including setting up the casing that is used for the water storage on the support, setting up gasbag, control box and the a plurality of pressure drain valve of setting on the casing wall on the casing outer wall, the casing includes water catch bowl and the water storage storehouse of lower part on upper portion, water catch bowl bottom set up with water storage storehouse communicating inlet opening and air vent, rotate respectively on the interior roof in water storage storehouse and be provided with the apron that corresponds with inlet opening and air vent, water storage storehouse bottom is close to the inclined plane that photovoltaic panel one side is high, keep away from photovoltaic panel one side, the bottom that the water storage storehouse is close to the lateral wall of photovoltaic panel is provided with a plurality of pressure drain valve, bottom and is kept away from the pressure drain valve, and the pressure drain valve's of photovoltaic panel is less than the pressure drain valve's that keeps away from the photovoltaic panel, water storage storehouse inner wall top is provided with the water inlet opening and air bag, with the communicating with the air bag respectively, the sensor has the rainwater that the gasbag is provided with the air bag corresponding to two side walls and the control box.

Preferably, the bottom of the water collecting tank is an inclined surface with one high end and one low end, and the water inlet hole is closer to one low end of the bottom of the horizontal tank relative to the vent hole.

Preferably, the water inlet holes are all provided with protective covers, the openings of the protective covers of the water inlet holes face to the side with the bottom of the water collecting tank, and the openings of the protective covers of the air holes face to the side with the bottom of the water collecting tank.

Preferably, a wedge block is arranged on one side of the cover plate, which is far away from the top wall of the water storage bin, and friction lines for increasing friction force are arranged on one side of the wedge block, which is close to the telescopic air bag.

Preferably, the water collecting tank is provided with a cleaning device, and the cleaning device comprises a rod body arranged on the water collecting tank in a rotating mode, a fan blade arranged at one end, far away from the water collecting tank, of the rod body, and a cleaning brush arranged at one end, close to the water collecting tank, of the rod body.

Preferably, the cleaning device is arranged on the side of the bottom of the sump which is lower.

Compared with the prior art, the utility model has the beneficial effects that:

1. the water collecting device can be used for conveniently collecting rainwater in a dry environment, natural rainwater is fully utilized, and pipelines are not required to be additionally paved, so that the adaptability is improved, and the installation and maintenance in remote areas are facilitated;

2. by means of the design of the bottom of the inclined water collecting tank and the bottom of the water storage bin, sediment in rainwater can be precipitated, sediment accumulation and damage to the photovoltaic panel are avoided, and automatic sediment discharge is achieved;

3. the air bag pressure can be used for conveniently controlling water spraying, the water spraying flow rate can be improved, and the cleaning effect is improved;

4. the water storage bin is sealed through the air bag matched with the cover plate, so that water evaporation can be effectively prevented.

Drawings

FIG. 1 is a schematic diagram of a first embodiment of the present utility model;

FIG. 2 is a schematic diagram of a second embodiment of the present utility model;

FIG. 3 is a schematic view of a water collecting device according to the present utility model;

FIG. 4 is a schematic view of the internal structure of the housing according to the present utility model;

FIG. 5 is a schematic diagram showing the internal structure of the housing according to the present utility model;

fig. 6 is a schematic structural view of the cover plate of the present utility model.

In the figure: 1. the device comprises a bracket, 2, a shell, 2-1, a water collecting tank, 2-2, a water storage bin, 2-2-1, a water inlet, 2-2-2, a vent hole, 3, an air bag, 3-1, a telescopic air bag, 4, an air pump, 5, a control box, 6, a pressure drain valve, 7, a cover plate, 8 and a cleaning device.

Detailed Description

The following description of the embodiments of the present utility model will be made more fully hereinafter with reference to the accompanying drawings, in which embodiments of the utility model are shown, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 6, the photovoltaic panel bracket with the cleaning device provided by the embodiment of the utility model comprises a bracket 1 for bearing a photovoltaic panel and a water collecting device arranged on one end of the bracket 1, wherein the water collecting device comprises a shell 2 arranged on the bracket 1 and used for storing water, an air bag 3 arranged in the shell 2, an air pump 4 and a control box 5 arranged on the outer wall of the shell 2, and a plurality of pressure drain valves 6 arranged on the wall of the shell 2, the shell 2 comprises a water collecting tank 2-1 at the upper part and a water storage bin 2-2 at the lower part, a water inlet 2-2-1 communicated with the water storage bin 2-2 and a vent hole 2-2-2 are arranged at the bottom of the water collecting tank 2-1, cover plates 7 corresponding to the water inlet 2-2-1 and the vent hole 2-2-2 are respectively arranged on the inner top wall of the water storage bin 2-2 in a rotating manner, the bottom of the water storage bin 2-2 is an inclined surface which is high near one side of the photovoltaic panel and low far away from one side of the photovoltaic panel, the bottom end of the side wall of the water storage bin 2-2 near the photovoltaic panel is provided with a plurality of pressure drain valves 6, one end of the bottom far away from the photovoltaic panel is provided with the pressure drain valves 6, the pressure threshold value of the pressure drain valve 6 near the photovoltaic panel is lower than the pressure threshold value of the pressure drain valve 6 far away from the photovoltaic panel, the top of the inner wall of the water storage bin 2-2 is provided with an air bag 3, the air bag 3 is communicated with an air pump 4, the side walls of the air bag 3 are respectively communicated with telescopic air bags 3-1 corresponding to two cover plates 7, a rain sensor electrically connected with a control box 5 is arranged in the water collecting tank 2-1, the control box 5 is electrically connected with the air pump 4 and the photovoltaic panel, and a communication module is arranged in the device.

Preferably, the bottom of the water collecting tank 2-1 is an inclined surface with one high end and one low end, the water inlet hole 2-2-1 is closer to one low end of the horizontal tank bottom position relative to the vent hole 2-2-2, the inclined tank bottom can play a role in sediment while the water collecting tank 2-1 collects rainwater, and the collected rainwater contacts the water inlet hole 2-2-1 first, so that the phenomenon that water is not smoothly fed due to the fact that the vent hole 2-2-2 is submerged simultaneously is avoided.

Preferably, the vent holes 2-2-2-2 of the water inlet hole 2-2-1 are provided with protective covers, the openings of the protective covers of the water inlet hole 2-2-1 face to one side of the water collecting tank 2-1, which is low in the bottom of the water collecting tank, and the openings of the protective covers of the vent holes 2-2-2 face to one side of the water collecting tank 2-1, which is high in the bottom of the water collecting tank, so that the protective covers can play a role in preventing dust and sundries from entering and blocking at ordinary times, and the difference of the opening directions can play a role in facilitating water from entering from the water inlet hole 2-2-1, preventing water from entering from the vent holes 2-2-2 and preventing ventilation effect of the vent holes 2-2-2 from being influenced.

Preferably, a wedge block is arranged on one side of the cover plate 7 far away from the top wall of the water storage bin 2-2, friction lines for increasing friction force are arranged on one side of the wedge block close to the telescopic air bag 3-1, the telescopic air bag 3-1 is convenient to push the cover plate 7 to rotate, and the compactness and the tightness of the cover plate 7 are improved.

Preferably, the water collecting tank 2-1 is provided with a cleaning device 8, and the cleaning device 8 comprises a rod body arranged on the water collecting tank 2-1 in a rotating mode, a fan blade arranged at one end, far away from the water collecting tank 2-1, of the rod body, and a cleaning brush arranged at one end, close to the water collecting tank 2-1, of the rod body, wherein the fan blade is driven to rotate by external air flowing, so that the cleaning brush is driven to brush dust attached to the water collecting tank 2-1, and dust is blown away under the action of wind, and long-term accumulation of dust at the water collecting tank bottom is avoided.

Preferably, the cleaning device 8 is arranged on the side of the sump 2-1 which is lower in the sump bottom. The side of the tank bottom that is lower is more prone to dust accumulation.

The working process comprises the following steps: when the rain sensor senses rain, the control box 5 controls the air pump 4 to exhaust the air bag 3, so that the water inlet hole 2-2-1 and the vent hole 2-2-2 are opened, rainwater is gathered in the water collecting tank 2-1, the bottom of the water collecting tank 2-1 is inclined, after the rainwater is gathered, the water inlet hole 2-2-1 is submerged, the rainwater enters the water storage bin 2-2, the vent hole 2-2-2 plays a role in maintaining pressure balance, the rainwater is convenient to enter, and the inclined tank bottom can play a role in clarifying the rainwater and settling sediment, so that the clear rainwater enters. After rain stop, the control box 5 controls the air pump 4 to inflate the air bag 3, the inflation pressure satisfies the requirement of expanding the telescopic air bag 3-1 and is smaller than the threshold value of the pressure drain valve 6 for draining water, the telescopic air bag can be easily expanded because the telescopic air bag has good elasticity, and the water inlet hole 2-2-1 and the vent hole 2-2-2 are communicated with the outside, the pressure is small, even if the water storage bin 2-2 is full of water, the telescopic air bag 3-1 can be preferentially expanded, the telescopic air bag 3-1 pushes the cover plate 7 to rotate so as to seal the water inlet hole 2-2-1 and the vent hole 2-2-2, and water evaporation is prevented. After the weather is dry for a period of time, the control center cleans the photovoltaic panel according to the conversion efficiency of the photovoltaic panel, the remote control box 5 receives an external signal, the control box 5 controls the air pump 4 to continuously inflate the air bags 3, under the action of pressure, the pressure of the pressure drain valves 6 close to the photovoltaic panel reaches a threshold value, water drainage is started, and water injection is performed to flush the photovoltaic panel. After the cleaning is finished, the controller 5 waits for the next raining water supply, because the bottom of the water storage bin 2-2 is inclined and can play a role in precipitating the sediment in the rainwater in the water storage bin 2-2, when the pressure of the air bag 3 is sufficiently larger, the threshold value of the pressure drain valve 6 positioned on the sediment water part is reached, sediment in the sediment water can be discharged, the sediment is prevented from being gathered in the water storage bin 2-2, and the photovoltaic panel is prevented from being worn.

In summary, the photovoltaic panel can be cleaned by collecting rainwater when the photovoltaic panel is covered by dust, the conversion efficiency of the photovoltaic panel is improved, an additional water supply pipeline is not required to be deployed, the equipment cost is reduced, the construction in a remote area is convenient, natural rainwater is utilized, the device is environment-friendly and pollution-free, meanwhile, impurities in the rainwater can be effectively clarified in the device, the diversion of water and sediment is realized, sediment accumulation in the water and abrasion of the photovoltaic panel are avoided, and the stored water can be prevented from evaporating by sealing the water storage bin.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a photovoltaic board support with cleaning device, its characterized in that, including support (1) and the water collecting device who sets up on the high one end of support (1) position that is used for bearing the weight of the photovoltaic board, water collecting device is including setting up casing (2) that are used for the water storage on support (1), gasbag (3) that set up in casing (2), air pump (4) and control box (5) and the setting on casing (2) outer wall on casing (2) wall a plurality of pressure drain valve (6) on casing (2) wall, casing (2) are including water catch bowl (2-1) and the water storage storehouse (2-2) of lower part of upper portion, water catch bowl (2-1) bottom set up with water storage storehouse (2-2) communicating inlet opening (2-2-1) and air vent (2-2), rotate respectively on the interior roof in water storehouse (2-2) be provided with water inlet opening (2-2-1) and air vent (2-2-2) corresponding apron (7), water storage storehouse (2-2) bottom be that the photovoltaic board is close to the water storage storehouse (6) one side of being close to the photovoltaic board, water storage storehouse (6) is that the side of keeping away from the photovoltaic board is provided with the side of the photovoltaic drain valve (6) of a plurality of side that is close to the photovoltaic board (6), the pressure threshold value of the pressure drain valve (6) close to the photovoltaic panel is lower than that of the pressure drain valve (6) far away from the photovoltaic panel, an air bag (3) is arranged at the top of the inner wall of the water storage bin (2-2), the air bag (3) is communicated with the air pump (4), the side walls of the air bag (3) are respectively communicated with the telescopic air bags (3-1) corresponding to the two cover plates (7), and a rainwater sensor electrically connected with the control box (5) is arranged in the water collecting tank (2-1).

2. A photovoltaic panel holder with cleaning device according to claim 1, characterized in that the bottom of the water collection tank (2-1) is an inclined surface with one high end and one low end, and the water inlet hole (2-2-1) is closer to the low end of the horizontal tank bottom than the air vent (2-2-2).

3. The photovoltaic panel support with the cleaning device according to claim 2, wherein the water inlet hole (2-2-1) and the vent hole (2-2-2) are respectively provided with a protective cover, the protective cover opening of the water inlet hole (2-2-1) faces to the side of the water collecting tank (2-1) with the bottom low, and the protective cover opening of the vent hole (2-2-2) faces to the side of the water collecting tank (2-1) with the bottom high.

4. The photovoltaic panel bracket with the cleaning device according to claim 1, wherein a wedge-shaped block is arranged on one side of the cover plate (7) away from the top wall of the water storage bin (2-2), and friction lines for increasing friction force are arranged on one side of the wedge-shaped block close to the telescopic air bag (3-1).

5. The photovoltaic panel bracket with the cleaning device according to claim 2, wherein the water collecting tank (2-1) is provided with the cleaning device (8), and the cleaning device (8) comprises a rod body rotatably arranged on the water collecting tank (2-1), a fan blade arranged at one end of the rod body far away from the water collecting tank (2-1) and a cleaning brush arranged at one end of the rod body close to the water collecting tank (2-1).

6. A photovoltaic panel holder with cleaning device according to claim 5, characterized in that the cleaning device (8) is arranged on the side of the bottom of the water collection trough (2-1) which is lower.