CN203900024U - Air knife cleaning device of solar cell panel - Google Patents

Abstract

An air knife cleaning device for solar panels, a fixed bracket, an air motor, a rotating support assembly, a guide rod, a first hydraulic cylinder, a second hydraulic cylinder, a first cross arm, a second cross arm, a third hydraulic cylinder, and a swing arm , heat exchangers, cleaning components, air compressors, motors, fourth hydraulic cylinders, vehicles, solar panels, control handles, control units and valve components, which can automatically adjust the relative position of cleaning components and solar panels, especially suitable for Solar panel snow removal can effectively improve the scraping rate of dust and other dirt. The utility model has the advantages of high efficiency and quickness, good cleaning effect, cost saving and the like, and can effectively improve the power generation efficiency of the solar battery panel.

Description

Air knife cleaning device for solar panels

technical field

The utility model relates to a solar panel cleaning vehicle, in particular to an air knife cleaning device for a solar panel. the

Background technique

Solar energy is an emerging green energy. Because it is clean, efficient, never exhausted, and not limited by geographical resources, it has the advantages of safety, reliability, no noise, no pollution, less constraints, low failure rate, and easy maintenance. It can be widely used in various fields of social life, so the utilization and development of solar power generation is becoming the focus of priority development in countries all over the world. the

With the strong support of national policies, the number of large-scale photovoltaic power plants with tens of megawatts or even hundreds of megawatts and the number of power plants connected to the grid for power generation are increasing day by day. the

Solar panels are the most basic and important mechanism for generating electricity in photovoltaic power plants, and the intensity of sunlight they receive directly affects the output power of solar panels. But at present, the photovoltaic power plants that have been put into operation are facing the problem that the surface of the solar panel is covered with dirt such as snow, dust, bird droppings, etc., and the dirt attached to the surface of the solar panel will reduce the effective light reaching the panel due to diffuse reflection. , so that the output power of the solar panels is significantly reduced, and the power generation is reduced. If the solar panels are not cleaned for a long time, it will definitely cause huge economic losses to the photovoltaic power stations that have been connected to the grid for power generation. the

The cleaning of solar panels in existing photovoltaic power plants is mostly done manually, which has the problems of low efficiency, high labor costs, and waste of water. Most of the existing cleaning equipment is of the rolling brush type, which has problems such as wasting water and unclean cleaning, and cannot meet the requirements of large-scale cleaning operations. the

Contents of the invention

The utility model proposes an air knife cleaning device for solar panels aiming at the deficiencies of existing solar panel cleaning devices and the dry and rainless climate characteristics of special regions. The utility model has the advantages of high efficiency, quickness, cost saving, and good cleaning effect. , can effectively improve the power generation efficiency of the solar panel. the

The utility model is achieved through the following technical measures:

An air knife cleaning device for solar panels, mainly including a fixed bracket, an air motor, a rotating support assembly, a guide rod, a first hydraulic cylinder, a second hydraulic cylinder, a first cross arm, a second cross arm, a third hydraulic cylinder, Swing arm, heat exchanger, sweeping assembly, air compressor, motor, fourth hydraulic cylinder, vehicle, solar panel, control handle, control unit and valve assembly, fixed bracket mounted on vehicle, air motor mounted on fixed bracket , the rotating support assembly is installed on the fixed bracket, and the air motor can drive the rotating support assembly to rotate for angular positioning. The extension rod of the first hydraulic cylinder is hinged with the first cross arm, the first cross arm and the second cross arm are set and can move with each other, and the cylinder body of the second hydraulic cylinder is fixedly installed on the first cross arm. On the arm, the extension rod of the second hydraulic cylinder is hinged to the second cross arm, the swing arm is hinged to the second cross arm, the two ends of the third hydraulic cylinder are respectively hinged to the second cross arm and the swing arm, and the fourth hydraulic cylinder The cylinder body is fixedly installed in the swing arm, the cleaning component and the swing arm are hinged, the heat exchanger, air compressor and motor are installed on the fixed bracket, the air compressor and the motor transmit power through the belt, the control handle, the first distance sensor, the second The second distance sensor and the torque motor are all electrically connected to the control unit, the air motor, the first hydraulic cylinder, the second hydraulic cylinder, the third hydraulic cylinder, and the fourth hydraulic cylinder are all connected to the valve assembly pipeline, and the heat exchanger is connected to the air compressor Pipe connection.

The cleaning assembly is composed of an air passage, a torque motor, an air knife assembly, a dust collection device, a first distance sensor, a second distance sensor, a support plate and an apron assembly, the air passage, a torque motor, a dust collection device, the first distance The sensor, the second distance sensor, and the apron assembly are all installed on the support plate, the air knife assembly is hinged to the support plate, the output screw shaft of the torque motor is threaded with the nut on the air knife assembly, and the torque motor adjusts the air knife through forward and reverse rotation. The assembly is angularly positioned and the air knife assembly is connected to the heat exchanger piping. the

The beneficial effects of the utility model are: an air knife cleaning device for solar panels can automatically adjust the relative position of the cleaning component and the solar panels, and is especially suitable for removing snow from solar panels, effectively improving the scraping rate of dirt such as dust. The utility model has the advantages of high efficiency and quickness, good cleaning effect, and cost saving, and can effectively improve the power generation efficiency of the solar battery panel. the

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described. the

Fig. 1 is the structure schematic diagram when the utility model cleans the solar panel.

Fig. 2 is a partial structural diagram of the utility model.

Fig. 3 is a structural schematic diagram of the cleaning assembly of the present invention shown in Fig. 1 .

Fig. 4 is a structural schematic diagram of the cleaning assembly of the present invention shown in Fig. 1 .

Fig. 5 is a schematic diagram of the control system of the present invention.

In the figure: 1-fixed bracket, 2-air motor, 3-rotary support assembly, 4-guide rod, 5-first hydraulic cylinder, 6-second hydraulic cylinder, 7-first transverse arm, 8-second transverse arm Arm, 9-third hydraulic cylinder, 10-swing arm, 11-heat exchanger, 12-cleaning assembly, 12a-airway, 12b-torque motor, 12c-air knife assembly, 12d-dust suction device, 12e-the first A distance sensor, 12f-second distance sensor, 12g-support plate, 12h-apron assembly, 13-air compressor, 14-motor, 15-fourth hydraulic cylinder, 16-vehicle, 17-solar panel, 18- Control handle, 19-control unit, 20-valve assembly.

Detailed ways

In order to clearly illustrate the technical features of the solution, the solution will be described below through a specific implementation mode and in conjunction with the accompanying drawings. the

An air knife cleaning device for solar panels, mainly including a fixed bracket 1, an air motor 2, a rotating support assembly 3, a guide rod 4, a first hydraulic cylinder 5, a second hydraulic cylinder 6, a first cross arm 7, and a second cross arm Arm 8, third hydraulic cylinder 9, swing arm 10, heat exchanger 11, sweeping assembly 12, air compressor 13, motor 14, fourth hydraulic cylinder 15, vehicle 16, solar panel 17, control handle 18, control unit 19 and the valve assembly 20, the fixed bracket 1 is installed on the vehicle 16, the air motor 2 is installed on the fixed bracket 1, the rotating support assembly 3 is installed on the fixed bracket 1, the air motor 2 can drive the rotating support assembly 3 to rotate for angular positioning, Both the guide rod 4 and the first hydraulic cylinder 5 are installed on the rotating end surface of the rotary support assembly 3, the open end of the first cross arm 7 is set on the guide rod 4 and can move up and down, the extension rod of the first hydraulic cylinder 5 is connected with the The first cross arm 7 is hinged, the first cross arm 7 and the second cross arm 8 are set and can move each other, the cylinder body of the second hydraulic cylinder 6 is fixedly installed on the first cross arm 7, and the extension of the second hydraulic cylinder 6 The rod is hinged to the second cross arm 8, the swing arm 10 is hinged to the second cross arm 8, the two ends of the third hydraulic cylinder 9 are respectively hinged to the second cross arm 8 and the swing arm 10, and the cylinder body of the fourth hydraulic cylinder 15 is fixed Installed in the swing arm 10, the cleaning assembly 12 and the swing arm 10 are hinged, the heat exchanger 11, the air compressor 13, and the motor 14 are installed on the fixed bracket 1, the air compressor 13, the motor 14 transmit power through the belt, and the control handle 18 , the first distance sensor 12e, the second distance sensor 12f, and the torque motor 12b are all electrically connected to the control unit 19, and the air motor 2, the first hydraulic cylinder 5, the second hydraulic cylinder 6, the third hydraulic cylinder 9, and the fourth hydraulic cylinder 15 are all connected with the valve assembly 20 pipelines, and the heat exchanger 11 is connected with the air compressor 13 pipelines.

The cleaning assembly 12 is composed of an air passage 12a, a torque motor 12b, an air knife assembly 12c, a dust suction device 12d, a first distance sensor 12e, a second distance sensor 12f, a support plate 12g and an apron assembly 12h, the air passage 12a, The torque motor 12b, the dust collector 12d, the first distance sensor 12e, the second distance sensor 12f, and the apron assembly 12h are all installed on the support plate 12g, the air knife assembly 12c is hinged with the support plate 12g, and the output screw shaft of the torque motor 12b It is threadedly connected with the nut on the air knife assembly 12c, and the torque motor 12b performs angular positioning of the air knife assembly 12c through forward and reverse rotation, and the air knife assembly 12c is connected with the heat exchanger 11 by pipeline.

In the present embodiment, the working process of the wind knife cleaning device for solar panels is as follows:

When cleaning the solar panel, the operator manipulates the control handle 18 to transmit the electrical signal to the control unit 19, and the control unit 19 controls the valve assembly 20 to drive the air motor 2, the first hydraulic cylinder 5, the second hydraulic cylinder 6, and the third hydraulic cylinder 9 , the fourth hydraulic cylinder 15 adjusts the relative position of the cleaning assembly 12 and the solar panel 17, the first distance sensor 12e and the second distance sensor 12f transmit the position signal to the control unit 19, and the control unit 19 adjusts the cleaning assembly 12 and the solar panel 17 according to the control strategy. The relative position of the solar panel 17, the motor 14 drives the air compressor 13 to generate high-pressure gas, and the high-pressure gas generated by the compressor 13 is output to the air knife assembly 12c through the heat exchanger 11. The heat exchanger 11 is mainly used for snow removal. The heat source of the heat exchanger 11 can be taken from the vehicle 16, the output screw shaft of the torque motor 12b is threadedly connected with the nut on the air knife assembly 12c, and the torque motor 12b carries out angular positioning to the air knife assembly 12c through forward and reverse rotation, and the air knife assembly 12c uses high-pressure gas to blow off the dust on the solar panel 17, the apron assembly 12h blocks the dust in a local area, and the dust suction device 12d sucks the dust away through the air channel 12a to avoid secondary pollution and purify the mirror surface. Improve the power generation efficiency of solar panels.

Although the preferred examples of the present utility model have been described above in conjunction with the accompanying drawings, the present utility model is not limited to the above-mentioned specific embodiments, and the above-mentioned specific embodiments are only illustrative and not restrictive. Under the enlightenment of the utility model, technicians can also make many forms without departing from the purpose of the utility model and the protection scope of the claims, and these all belong to the protection scope of the utility model. the

Claims (2)

1. a solar panel air knife cleaning device, comprise fixed support (1), air motor (2), rotary support assembly (3), guide rod (4), the first hydraulic cylinder (5), the second hydraulic cylinder (6), the first transverse arm (7), the second transverse arm (8), the 3rd hydraulic cylinder (9), swing arm (10), heat exchanger (11), cleaning assembly (12), air compressor (13), motor (14), the 4th hydraulic cylinder (15), vehicle (16), solar panel (17), joystick (18), control module (19) and valve module (20), fixed support (1) is arranged on vehicle (16), air motor (2) is arranged on fixed support (1), rotary support assembly (3) is arranged on fixed support (1), air motor (2) can drive rotary support assembly (3) rotation to carry out angle orientation, guide rod (4), the first hydraulic cylinder (5) is all arranged on the rotary end surface of rotary support assembly (3), the openend of the first transverse arm (7) is sleeved on guide rod (4) above and can moves up and down, the extension bar of the first hydraulic cylinder (5) and the first transverse arm (7) are hinged, the first transverse arm (7) and the second transverse arm (8) suit also can move mutually, the cylinder body of the second hydraulic cylinder (6) is fixedly mounted on the first transverse arm (7), the extension bar of the second hydraulic cylinder (6) and the second transverse arm (8) are hinged, swing arm (10) is hinged with the second transverse arm (8), the two ends of the 3rd hydraulic cylinder (9) respectively with the second transverse arm (8), swing arm (10) is hinged, and the cylinder body of the 4th hydraulic cylinder (15) is fixedly mounted in swing arm (10), and cleaning assembly (12) and swing arm (10) are hinged, heat exchanger (11), air compressor (13), it is upper that motor (14) is arranged on fixed support (1), air compressor (13), motor (14) is by belt transport power, joystick (18), the first range sensor (12e), second distance sensor (12f), torque motor (12b) is all electrically connected to control module (19), air motor (2), the first hydraulic cylinder (5), the second hydraulic cylinder (6), the 3rd hydraulic cylinder (9), the 4th hydraulic cylinder (15) is all connected with valve module (20) pipeline, and heat exchanger (11) is connected with air compressor (13) pipeline.

2. a kind of solar panel air knife cleaning device as claimed in claim 1, it is characterized in that: described cleaning assembly (12) is by air flue (12a), torque motor (12b), air knife component (12c), dust exhaust apparatus (12d), the first range sensor (12e), second distance sensor (12f), gripper shoe (12g) and apron assembly (12h) form, air flue (12a), torque motor (12b), dust exhaust apparatus (12d), the first range sensor (12e), second distance sensor (12f), apron assembly (12h) is all arranged in gripper shoe (12g), air knife component (12c) is hinged with gripper shoe (12g), the output lead screw shaft of torque motor (12b) connects with the nut thread on air knife component (12c), torque motor (12b) carries out angle orientation by rotating to air knife component (12c), air knife component (12c) is connected with heat exchanger (11) pipeline.