CN111614311A - A solar panel mounting frame for home roof photovoltaic engineering - Google Patents

Abstract

The invention discloses a solar panel mounting frame for household roof photovoltaic engineering, belonging to the technical field of photovoltaic engineering. A solar panel mounting frame for household roof photovoltaic engineering comprises a mounting plate, and the bottom end of the mounting plate is rotatably connected with two symmetrical mounting brackets. For the support frame on the ground, the bottom end of the mounting plate is fixedly connected with an upper U-shaped plate, and the upper U-shaped plate is located on the front side of the support frame. The distance between the upper U-shaped plate and the lower U-shaped plate can be adjusted. The change of the inclination angle of the solar panel enables the solar panel to absorb sunlight to the maximum extent and reduce the setting of the displacement changing mechanism. On the other hand, the cost can be reduced, and the dust attached to the surface of the solar panel during the use of the solar panel can be easily cleaned by the arrangement of the cleaning member, and the operation is relatively convenient.

Description

A solar panel mounting frame for home roof photovoltaic engineering

technical field

The invention relates to the technical field of photovoltaic engineering, and more particularly, to a solar panel mounting frame for household roof photovoltaic engineering.

Background technique

After solar cells are connected in series, they can be packaged and protected to form a large-area solar cell module, and then combined with power controllers and other components to form a photovoltaic power generation device, and photovoltaic engineering is a systematic project to research and develop solar power generation. A layer of meaning refers to the use of solar power generation equipment engineering.

In photovoltaic engineering, in order to improve the light absorption efficiency of the solar panel, the mounting plate on which the solar panel is installed is usually set to be adjustable in angle to change the inclined surface of the solar panel, so that the angle of the solar panel can be adjusted according to the change of sunlight.

The existing method is to fix the solar panel on the mounting plate, the bottom of the mounting plate is connected with four support frames, the support frames are installed on the roof, two of the support frames are rotationally connected with the mounting plate, and the other two are fixedly connected with the mounting plate, The length change is controlled by setting displacement changing mechanisms on the two support frames fixedly connected with the mounting plate, thereby changing the inclination angle of the mounting plate and the solar panel. During this process, when adjusting the height of the two support frames, it is necessary to simultaneously Control the two displacement changing mechanisms. There may be manual errors in the process of starting this mechanism, causing the two mechanisms to start out of synchronization, which may lead to deviations in the displacement changes of the two support frames, and due to the long-term exposure of the solar panel. When used in the air, a large amount of dust is easily attached to the surface during use. Too much dust can easily affect the light absorption efficiency of the solar panel. The support frame is installed on the roof, and it is inconvenient for the staff to get up and down, which makes cleaning more difficult.

SUMMARY OF THE INVENTION

1. technical problem to be solved

In view of the problems existing in the prior art, the purpose of the present invention is to provide a solar panel mounting frame for household roof photovoltaic engineering, which can realize the installation of the panel and the solar energy by adjusting the distance between the upper U-shaped panel and the lower U-shaped panel. The change of the inclination angle of the panel enables the solar panel to absorb sunlight to the maximum extent and reduce the setting of the displacement changing mechanism. On the other hand, the cost can be reduced, and the dust attached to the surface of the solar panel during the use of the solar panel can be easily cleaned by the arrangement of the cleaning member, and the operation is relatively convenient.

2. Technical solutions

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

A solar panel mounting frame for household roof photovoltaic engineering, comprising a mounting plate, two symmetrical support frames installed on the ground are rotatably connected to the bottom end of the mounting plate, and an upper U-shaped plate is fixedly connected to the bottom end of the mounting plate, The upper U-shaped plate is located on the front side of the support frame, the lower U-shaped plate is provided on the lower side of the upper U-shaped plate, the lower U-shaped plate is installed on the ground, and the bottom end of the lower U-shaped plate is installed with an electric pusher. Rod, the electric push rod is located at the center point of the bottom end of the lower U-shaped plate, the output end of the electric push rod penetrates the upper end of the lower U-shaped plate and is fixedly connected with the upper U-shaped plate, and the upper surface of the installation plate is drilled with Two symmetrical T-shaped chutes, cleaning parts are slidably connected in the two T-shaped chutes, a support plate is fixedly connected to the outer end of the mounting plate, a first motor is installed on the upper end of the support plate, and the first motor is installed at the upper end of the support plate. A winding hub is fixedly connected to the output end of a motor, a pull rope is wound inside the winding hub, and the end of the pull rope away from the winding hub is connected to the cleaning member, and a mounting groove is drilled on the surface of the mounting plate , the installation groove is located between two T-shaped chutes, and the installation groove is embedded with a solar panel, and the distance between the upper U-shaped panel and the lower U-shaped panel can be adjusted to achieve the installation panel and the solar panel. The change of the inclination angle enables the solar panel to absorb the sunlight to the maximum extent and reduce the setting of the displacement changing mechanism. On the other hand, the cost can be reduced, and the dust adhering to the surface of the solar panel during the use of the solar panel can be easily cleaned by the arrangement of the cleaning member, and the operation is relatively convenient.

Further, the distance between the left and right inner walls of the upper U-shaped plate is equal to the shortest distance between the two support frames, and the distance between the left and right outer ends of the upper U-shaped plate is the same as the distance between the two support frames. The maximum distances are equal, so that the connection points between the two ends of the upper U-shaped plate and the mounting plate and the connection point between the support frame and the installation plate correspond to the positions of the connection points of the mounting plate, so that the distribution of the support points of the mounting plate is more uniform, and the relationship between the support frame and the upper U-shaped plate is improved. Mounting plate support.

Further, the upper end of the lower U-shaped plate is fixedly connected with a plurality of evenly distributed elastic support columns, the plurality of elastic support columns are symmetrically distributed with respect to the output end of the electric push rod, and the elastic support columns are far away from the bottom of the lower U-shaped plate. One end is in contact with the upper U-shaped plate. In the initial state, the elastic support column is in a compressed state. The setting of the elastic support column can support the upper U-shaped plate to a certain extent and reduce the gravitational impact of the installation plate and the upper U-shaped plate. The pressure of the electric push rod, when the length of the output end of the electric push rod is elongated and drives the upper U-shaped plate to move, the elastic support column gradually stretches in the direction of returning to its original position under the action of its own elastic force, and the short distance at the output end of the electric push rod Within the extension range, the elastic support column can still support the upper U-shaped plate.

Further, the cleaning piece includes two symmetrically distributed bearing plates and limit blocks, the limit blocks are located on the left and right sides of the bearing plate and are fixedly connected to the bearing plate, and the bearing plate and the limit blocks are connected to the T-shaped The chute is slidably connected, a slot is drilled at the ends of the two bearing plates that are close to each other, and a positioning column is rotatably connected to the left and right of the slot. A pull rod is fixedly connected between the panels, the pull rod is located on the front side of the wiping cotton cloth, and the pull rope is connected with the pull rod. After the solar panel is used for a period of time, the staff manually starts the first motor, so that the first motor drives the winding wheel Rotate clockwise (counterclockwise) to loosen the pull rope from the winding hub. After the pull rod loses the tightening effect of the pull rope, under the action of the inclined plane of the mounting plate and its own gravity, the receiving plate and the limit block begin to move. Slide down in the T-shaped chute, wipe the dust on the surface of the solar panel with cotton cloth during the sliding process, and improve the light absorption efficiency of the solar panel. When the receiving plate moves to the bottom end of the T-shaped chute, the staff controls the first The motor drives the winding hub to rotate counterclockwise (clockwise), and the winding hub winds the partially loosened pull rope, thereby driving the pull rod, the receiving plate and the limit block to move up in the T-shaped chute to return to their original position. When the first motor is turned off, the staff can choose the number of times the solar panel is cleaned by the cleaning element according to the cleaning situation of the dust on the solar panel.

Further, a second motor is installed on the outer end of the receiving plate on the left side, the output end of the second motor penetrates the left end of the receiving plate and is fixedly connected with the positioning column, and the outer end of the receiving plate on the right side is provided with a second motor. The outer sleeve, the outer sleeve is located on the outside of the cotton wiping cloth, the outer end of the outer sleeve is drilled with a limited hole, and the part of the cotton wiping cloth located in the outer sleeve is in a compressed state. In rainy days, with the effect of rain, the cleaning work of the cotton wiping cloth is carried out. The staff can manually start the second motor, so that the second motor drives the positioning column and the wiping cotton cloth to rotate clockwise or counterclockwise. Different parts are alternately exposed outside the limit hole, the wiping cotton cloth rubs against the inner wall of the outer casing, and the dirty water is continuously squeezed out. After the wiping cotton cloth is rotated for several cycles, it can be cleaned relatively cleanly.

Further, an annular hole is drilled at the outer end of the receiving plate on the right side, the annular hole is located on the outside of the slot, the annular hole is threadedly connected with a limiting sleeve, and the outer sleeve is located at one end of the annular hole. It is fixedly connected with the limit sleeve. When the wiping cotton cloth is damaged, it is convenient for the staff to remove the outer sleeve from the receiving plate and replace the wiping cotton cloth. The specific operation method is for the staff to manually remove the limit sleeve from the annular hole. Unscrew, and then move the outer sleeve to the right away from the annular hole to complete the removal of the outer sleeve.

Further, the thread connection direction of the annular hole and the limit sleeve is opposite to the rotation direction of the output end of the second motor, so that the second motor drives the positioning column and the wiping cotton cloth to rotate, the wiping cotton cloth rubs against the inner wall of the outer sleeve, and the outer sleeve rotates. When the tube drives the limit sleeve to rotate, the limit sleeve is not easily loosened from the annular hole.

Further, the distance between the left and right inner walls of the limiting hole is greater than the length of the wiping cotton cloth, so that the wiping cotton cloth can be fully exposed outside the limiting hole, which is convenient for cleaning the solar panel.

Further, the arc length of the cross section of the limiting hole is 1/3-1/2 of the circumference of the outer sleeve, which increases the area of the wiping cotton cloth exposed outside the limiting hole, thereby increasing the contact area between the wiping cotton cloth and the solar panel. .

Further, the upper surface of the solar panel is parallel to the upper surface of the installation panel, and the wiping cotton cloth is in contact with the upper surface of the installation panel, so that during the sliding process of the receiving plate and the limit block in the T-shaped chute, the wiping cotton cloth is exactly in contact with the The dust on the solar panel is cleaned by contacting the surface of the solar panel.

3. beneficial effect

Compared with the prior art, the advantages of the present invention are:

(1) In this scheme, the inclination angle of the installation board and the solar panel can be changed by adjusting the distance between the upper U-shaped plate and the lower U-shaped plate, so that the solar panel can absorb sunlight to the maximum extent and reduce the displacement change. The setting of the mechanism, on the one hand, can effectively avoid the occurrence of unstable installation of the mounting plate caused by the asynchronous control of multiple displacement changing mechanisms, on the other hand, it can reduce the cost, and the setting of the cleaning part is convenient for the use of the solar panel. The dust attached to the surface is cleaned, and the operation is more convenient.

(2) The distance between the left and right inner walls of the upper U-shaped plate is equal to the shortest distance between the two support frames, and the distance between the left and right outer ends of the upper U-shaped plate is equal to the maximum distance between the two support frames. Make the connection points between the two ends of the upper U-shaped plate and the mounting plate and the connection points of the support frame and the installation plate correspond to the positions of the connection points of the mounting plate, so that the distribution of the support points of the installation plate is more uniform, and the support of the support frame and the upper U-shaped plate to the installation plate is improved. force.

(3) A plurality of evenly distributed elastic support columns are fixedly connected to the upper end of the lower U-shaped plate. The plurality of elastic support columns are symmetrically distributed with respect to the output end of the electric push rod. The end of the elastic support column away from the lower U-shaped plate and the upper U-shaped plate In contact, in the initial state, the elastic support column is in a compressed state, and the setting of the elastic support column can play a certain supporting role on the upper U-shaped plate, reducing the pressure of the gravity of the installation plate and the upper U-shaped plate on the electric push rod, When the length of the output end of the electric push rod is elongated to drive the upper U-shaped plate to move, the elastic support column is gradually stretched to the direction of returning to its original position under the action of its own elastic force. Within the short-distance extension of the output end of the electric push rod, the elastic support The column can still support the upper U-shaped plate.

(4) The cleaning piece includes two symmetrically distributed receiving plates and limit blocks. The limit blocks are located on the left and right sides of the receiving plate and are fixedly connected to the receiving plate. The receiving plate and the limit blocks are slidingly connected with the T-shaped chute. A slot is drilled at one end of each receiving plate that is close to each other, and a positioning column is rotatably connected to the left and right slots. The outer end of the positioning column is bonded with a wiping cotton cloth. On the front side of the solar panel, the pull rope is connected with the pull rod. After the solar panel has been used for a period of time, the staff manually starts the first motor, so that the first motor drives the winding wheel to rotate clockwise (counterclockwise), so that the pull rope is removed from the winding wheel. Loosen, after the pull rod loses the tensioning effect of the pull rope, under the action of the inclined plane of the mounting plate and the action of its own gravity, the receiving plate and the limit block begin to slide down in the T-shaped chute, and the cotton cloth is wiped during the sliding process. The dust on the surface of the board is cleaned to improve the light absorption efficiency of the solar panel. When the receiving board moves to the bottom end of the T-shaped chute, the staff controls the first motor to drive the winding wheel to rotate counterclockwise (clockwise). Wind the partially loosened pull rope, thereby driving the pull rod, the receiving plate and the limit block to move up in the T-shaped chute to the original position. At this time, the first motor is turned off, and the staff can clean up the dust on the solar panel according to the According to the situation, choose the cleaning times of the solar panel by the cleaning parts.

(5) A second motor is installed on the outer end of the receiving plate on the left side, and the output end of the second motor penetrates the left end of the receiving plate and is fixedly connected with the positioning column. The outer end of the receiving plate on the right is provided with an outer sleeve, which is located at the The outer side of the wiping cotton cloth, the outer end of the outer sleeve is drilled with a limited hole, and the part of the wiping cotton cloth located in the outer sleeve is in a compressed state. When the wiping cotton cloth is used for a period of time, the surface of the wiping cotton cloth is dirty. When cleaning the cotton cloth, the staff can manually start the second motor, so that the second motor drives the positioning column and the wiping cotton cloth to rotate clockwise or counterclockwise. During the rotating process of the wiping cotton cloth, different parts of the wiping cotton cloth are alternately exposed outside the limit holes, and the wipe The cotton cloth rubs against the inner wall of the outer casing, and the dirty water is continuously squeezed out. After the cotton cloth is rotated for several cycles, it can be cleaned relatively cleanly.

(6) An annular hole is drilled at the outer end of the receiving plate on the right side. The annular hole is located on the outside of the slot. The annular hole is threadedly connected to the limit sleeve. The end of the outer sleeve located in the annular hole is fixedly connected to the limit sleeve. When the wiping cloth is damaged, it is convenient for the staff to remove the outer sleeve from the receiving plate and replace the wiping cloth. The specific operation method is that the staff manually unscrew the limit sleeve from the annular hole, and then put the outer sleeve to the Move to the right to leave the annular hole to complete the removal of the outer casing.

(7) The threaded connection direction of the annular hole and the limit sleeve is opposite to the rotation direction of the output end of the second motor, so that the second motor drives the positioning column and the wiping cotton cloth to rotate, the wiping cotton cloth rubs against the inner wall of the outer sleeve, and the outer sleeve drives When the limit sleeve is rotated, the limit sleeve is not easily loosened from the annular hole.

(8) The distance between the left and right inner walls of the limit hole is greater than the length of the wiping cotton cloth, so that the wiping cotton cloth can be fully exposed outside the limit hole, which is convenient for cleaning the solar panel.

(9) The arc length of the cross-section of the limit hole is 1/3-1/2 of the circumference of the outer sleeve, which increases the area of the wiping cotton cloth exposed outside the limit hole, thereby increasing the contact area between the wiping cotton cloth and the solar panel.

(10) The surface of the solar panel is parallel to the surface of the installation panel, and the wiping cloth is in contact with the surface of the installation panel, so that the wiping cloth is just in contact with the surface of the solar panel during the sliding process of the receiving plate and the limit block in the T-shaped chute. And clean the dust on the solar panel.

Description of drawings

Fig. 1 is the three-dimensional structure schematic diagram of the front of the present invention;

Fig. 2 is the structural representation at A place in Fig. 1;

Fig. 3 is the three-dimensional structure schematic diagram of the left side of the present invention;

Fig. 4 is the structural representation at place B in Fig. 3;

Fig. 5 is the front structure schematic diagram of the cleaning part part of the present invention;

FIG. 6 is a schematic three-dimensional structure diagram of the outer sleeve and the wiping cotton cloth part of the present invention.

Description of the labels in the figure:

1 support frame, 2 mounting plate, 3 T-shaped chute, 4 solar panel, 5 elastic support column, 6 electric push rod, 7 lower U-shaped plate, 8 upper U-shaped plate, 91 receiving plate, 92 positioning column, 93 wiping Cotton cloth, 94 limit block, 95 slot, 10 first motor, 11 support plate, 12 winding hub, 13 pull rope, 14 pull rod, 151 outer casing, 152 limit hole, 16 second motor, 171 annular hole, 172 limit sleeve.

Detailed ways

The following will combine the drawings in the embodiments of the present invention; the technical solutions in the embodiments of the present invention will be described clearly and completely; obviously; the described embodiments are only a part of the embodiments of the present invention; rather than all the embodiments, based on The embodiments of the present invention; all other embodiments obtained by those of ordinary skill in the art without creative work; all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the orientations shown in the accompanying drawings Or the positional relationship is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installation", "provided with", "sleeve/connection", "connection", etc., should be understood in a broad sense, such as " Connection", which can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be an internal connection between two components. of connectivity. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

Example 1:

Please refer to FIG. 1 , a solar panel mounting frame for household roof photovoltaic engineering, including a mounting plate 2, the bottom end of the mounting plate 2 is rotatably connected with two symmetrical support frames 1 installed on the ground, and the bottom end of the mounting plate 2 is fixedly connected with a The upper U-shaped plate 8, the upper U-shaped plate 8 is located on the front side of the support frame 1, the distance between the left and right inner walls of the upper U-shaped plate 8 is equal to the shortest distance between the two support frames 1, and the upper U-shaped plate 8 is left and right. The distance between the two outer ends is equal to the maximum distance between the two support brackets 1, so that the connection points between the two ends of the upper U-shaped plate 8 and the mounting plate 2 and the connection point between the support bracket 1 and the mounting plate 2 correspond to, Thereby, the distribution of the support points of the mounting plate 2 is relatively uniform, and the supporting force of the support frame 1 and the upper U-shaped plate 8 to the mounting plate 2 is improved. Installed on the ground, an electric push rod 6 is installed at the bottom end of the lower U-shaped plate 7. Those skilled in the art can use a suitable type of electric push rod 6, such as NKLA22-S stepping electric push rod, and the electric push rod 6 is located in the lower U-shaped push rod. At the center point of the bottom end of the plate 7, the output end of the electric push rod 6 penetrates the upper end of the lower U-shaped plate 7 and is fixedly connected with the upper U-shaped plate 8. When it is necessary to adjust the inclination angle of the installation plate 2 and the solar panel 4, the staff Manually start the electric push rod 6, the electric push rod 6 drives the upper U-shaped plate 8 to move upward, and the mounting plate 2 rotates around the support frame 1, so that the front end position of the mounting plate 2 is gradually raised, thereby changing the inclination angle of the mounting plate 2. During the process, through the setting of the upper U-shaped plate 8 and the electric push rod 6, the displacement changing mechanism on the front side of the mounting plate 2 is reduced to one, thereby reducing the front side of the mounting plate 2 that may be caused by the control of multiple displacement changing mechanisms. The displacements on the left and right sides are not synchronized, and the structure is relatively stable.

The upper end of the lower U-shaped plate 7 is fixedly connected with a plurality of evenly distributed elastic support columns 5, the plurality of elastic support columns 5 are symmetrically distributed with respect to the output end of the electric push rod 6, and the end of the elastic support column 5 away from the lower U-shaped plate 7 The U-shaped plates 8 are in contact with each other. In the initial state, the elastic support column 5 is in a compressed state. The arrangement of the elastic support column 5 can play a certain supporting role on the upper U-shaped plate 8, reducing the size of the installation plate 2 and the upper U-shaped plate 8. The pressure of the gravitational force on the electric push rod 6, when the length of the output end of the electric push rod 6 stretches and drives the upper U-shaped plate 8 to move up, the elastic support column 5 gradually stretches in the direction of returning to its original position due to its own elastic force. Within the short-distance extension range of the output end of the electric push rod 6, the elastic support column 5 can still play a supporting role on the upper U-shaped plate 8. The upper surface of the mounting plate 2 is cut with two symmetrical T-shaped chutes 3. The two T-shaped A cleaning piece is slidably connected in the chute 3 .

Please refer to FIGS. 3-4 , a support plate 11 is fixedly connected to the outer end of the mounting plate 2 , and a first motor 10 is mounted on the upper end of the support plate 11 . Those skilled in the art can use a suitable type of first motor 10 , such as TY-001 permanent magnet Synchronous motor, the output end of the first motor 10 is fixedly connected with a winding hub 12, and a pulling rope 13 is wound around the winding hub 12. An installation groove is drilled on the surface, the installation groove is located between the two T-shaped chutes 3, and a solar panel 4 is embedded in the installation groove.

Please refer to FIG. 2, FIG. 4 and FIG. 5. The cleaning element includes two symmetrically distributed receiving plates 91 and limit blocks 94. The limit blocks 94 are located on the left and right sides of the receiving plate 91 and are fixedly connected to the receiving plate 91. The receiving plate 91 and the limiting block 94 are slidably connected with the T-shaped chute 3, the two end plates 91 close to each other are drilled with a slot 95, the left and right slots 95 are rotatably connected with a positioning column 92, and the outer end of the positioning column 92 A wiping cotton cloth 93 is bonded, and a pull rod 14 is fixedly connected between the two receiving plates 91. The pull rod 14 is located on the front side of the wiping cotton cloth 93, and the pull rope 13 is connected with the pull rod 14. After the solar panel 4 is used for a period of time, the staff manually Start the first motor 10, so that the first motor 10 drives the winding hub 12 to rotate clockwise (counterclockwise), so that the pulling rope 13 is loosened from the winding hub 12, and after the pulling rod 14 loses the tensioning effect of the pulling rope 13, Under the action of the inclined plane of the mounting plate 2 and the action of its own gravity, the receiving plate 91 and the limit block 94 begin to slide down in the T-shaped chute 3. During the sliding process, the cotton cloth 93 cleans the dust on the surface of the solar panel 4 to improve the solar energy efficiency. The light absorption efficiency of the plate 4, when the receiving plate 91 moves to the inner bottom end of the T-shaped chute 3, the staff controls the first motor 10 to drive the winding hub 12 to rotate counterclockwise (clockwise), and the winding hub 12 will be partially loosened. The open pull rope 13 is wound, thereby driving the pull rod 14, the receiving plate 91 and the limit block 94 to move upward in the T-shaped chute 3 to the original position. At this time, the first motor 10 is turned off, and the staff can follow the solar panel 4. The cleaning frequency of the solar panel 4 by the cleaning element is selected according to the cleaning situation of the dust.

The upper surface of the solar panel 4 is parallel to the upper surface of the installation plate 2, and the wiping cloth 93 is in contact with the upper surface of the installation plate 2, so that the receiving plate 91 and the limit block 94 slide in the T-shaped chute 3, the wiping cloth 93 is just right. The dust on the solar panel 4 is cleaned by contacting the surface of the solar panel 4 .

Please refer to FIGS. 5-6 , a second motor 16 is installed at the outer end of the receiving plate 91 on the left side, and those skilled in the art can use a second motor 16 of a suitable type, such as a WL-25RS370 brushed DC motor, the second motor 16 The output end runs through the left end of the receiving plate 91 and is fixedly connected with the positioning column 92. The outer end of the receiving plate 91 on the right side is provided with an outer sleeve 151. The outer sleeve 151 is located on the outer side of the wiping cotton cloth 93. 152. The part of the cotton wiping cloth 93 located in the outer sleeve 151 is in a compressed state. When the cotton wiping cloth 93 is used for a period of time, the surface of the cotton wiping cloth 93 is dirty. When it rains, the cotton wiping cloth 93 is cleaned with the action of rainwater. Personnel can manually start the second motor 16, so that the second motor 16 drives the positioning column 92 and the wiping cotton cloth 93 to rotate clockwise or counterclockwise. During the rotation of the wiping cotton cloth 93, different parts of the wiping cotton cloth 93 are alternately exposed outside the limit hole 152, The wiping cotton cloth 93 rubs against the inner wall of the outer sleeve 151 to continuously squeeze out the dirty water. After the wiping cotton cloth 93 rotates for several cycles, it can be cleaned relatively cleanly.

The distance between the left and right inner walls of the limiting hole 152 is greater than the length of the wiping cotton cloth 93, so that the wiping cotton cloth 93 can be fully exposed outside the limiting hole 152, which is convenient for cleaning the solar panel 4. The arc length of the cross-section of the limiting hole 152 For 2/3 of the circumference of the outer sleeve 151 , the area of the cotton wiping cloth 93 exposed outside the limiting hole 152 is increased, thereby increasing the contact area between the cotton wiping cloth 93 and the solar panel 4 .

Please refer to FIG. 5 , an annular hole 171 is drilled at the outer end of the receiving plate 91 on the right side. The annular hole 171 is located outside the slot 95 . The annular hole 171 is threadedly connected to the limiting sleeve 172 , and the outer sleeve 151 is located in the annular hole 171 One end is fixedly connected with the limit sleeve 172. When the wiping cotton cloth 93 is damaged, it is convenient for the staff to remove the outer sleeve 151 from the receiving plate 91 and replace the wiping cotton cloth 93. The specific operation method is that the staff manually remove the limit sleeve 151. The position sleeve 172 is unscrewed from the annular hole 171, and then the outer sleeve 151 is moved to the right to leave the annular hole 171, that is, the removal of the outer sleeve 151 is completed. The rotation directions of the output ends of the two motors 16 are opposite, so that when the second motor 16 drives the positioning post 92 and the wiping cloth 93 to rotate, the wiping cloth 93 rubs against the inner wall of the outer sleeve 151, and when the outer sleeve 151 drives the limiting sleeve 172 to rotate, the limit The bit sleeve 172 is not easily released from the annular hole 171 .

The control switches of the electric push rod 6, the first motor 10 and the second motor 16 are all installed indoors, which is convenient for the staff to control.

The inclination angle of the mounting plate 2 and the solar panel 4 can be changed by adjusting the distance between the upper U-shaped plate 8 and the lower U-shaped plate 7, so that the solar panel 4 can absorb sunlight to the maximum extent and reduce the displacement change. The setting of the mechanism, on the one hand, can effectively avoid the occurrence of unstable installation of the mounting plate 2 due to the asynchronous control of multiple displacement changing mechanisms, and on the other hand, it can reduce the cost, and facilitate the use of the solar panel 4 through the setting of the cleaning parts. The dust attached to the surface is cleaned, and the operation is more convenient.

The above is only a preferred embodiment of the present invention; but the protection scope of the present invention is not limited to this; any person skilled in the art is within the technical scope disclosed by the present invention; according to the technical solution of the present invention equivalent replacements or changes to its improved ideas; all should be covered within the protection scope of the present invention.

Claims (10)

1. The utility model provides a family's roof solar panel mounting bracket for photovoltaic engineering, includes mounting panel (2), its characterized in that: the bottom end of the mounting plate (2) is rotatably connected with two symmetrical support frames (1) arranged on the ground, the bottom end of the mounting plate (2) is fixedly connected with an upper U-shaped plate (8), the upper U-shaped plate (8) is positioned at the front side of the support frames (1), a lower U-shaped plate (7) is arranged at the lower side of the upper U-shaped plate (8), the lower U-shaped plate (7) is arranged on the ground, an electric push rod (6) is arranged at the bottom end of the lower U-shaped plate (7), the electric push rod (6) is positioned at the central point of the bottom end of the lower U-shaped plate (7), the output end of the electric push rod (6) penetrates through the upper end of the lower U-shaped plate (7) and is fixedly connected with the upper U-shaped plate (8), the upper surface of the mounting plate (2) is provided with two symmetrical T-shaped chutes (3), the T-shaped chutes (3, the upper end of the supporting plate (11) is provided with a first motor (10), the output end of the first motor (10) is fixedly connected with a winding wheel (12), a pull rope (13) is wound in the winding wheel (12), one end, far away from the winding wheel (12), of the pull rope (13) is connected with a cleaning piece, the upper surface of the mounting plate (2) is provided with a mounting groove in a chiseled mode, the mounting groove is located between the two T-shaped sliding grooves (3), and a solar panel (4) is embedded in the mounting groove.

2. The solar panel mounting bracket for home rooftop photovoltaic engineering of claim 1, wherein: the distance between the left inner wall and the right inner wall of the upper U-shaped plate (8) is equal to the shortest distance between the two support frames (1), and the distance between the left outer end and the right outer end of the upper U-shaped plate (8) is equal to the maximum distance between the two support frames (1).

3. The solar panel mounting bracket for home rooftop photovoltaic engineering of claim 1, wherein: u-shaped plate (7) upper end fixedly connected with a plurality of evenly distributed's elastic support post (5) down, it is a plurality of elastic support post (5) are about the output symmetric distribution of electric putter (6), the one end that U-shaped plate (7) contacted with last U-shaped plate (8) down is kept away from in elastic support post (5).

4. The solar panel mounting bracket for home rooftop photovoltaic engineering of claim 1, wherein: clearance piece includes two symmetric distributions's accepting board (91) and stopper (94), stopper (94) are located the left and right sides of accepting board (91) and with accept board (91) fixed connection, accept board (91) and stopper (94) and T shape spout (3) sliding connection, two one ends of accepting board (91) to be close to each other are all dug slot (95), control two slot (95) internal rotation is connected with reference column (92), reference column (92) outer end bonds and has cleans cotton (93), two fixedly connected with pull rod (14) between accepting board (91), pull rod (14) are located the front side of cleaning cotton (93), stay cord (13) are connected with pull rod (14).

5. The solar panel mounting bracket for home rooftop photovoltaic engineering of claim 4, wherein: be located the left accept board (91) outer end and install second motor (16), the output of second motor (16) run through accept board (91) left end and with reference column (92) fixed connection, be located the right side accept board (91) outer end and be equipped with outer tube (151), outer tube (151) are located the outside of cleaning cotton cloth (93), limiting hole (152) are dug to outer tube (151) outer end.

6. The solar panel mounting bracket for home rooftop photovoltaic engineering of claim 5, wherein: be located the right side accept board (91) outer end and cut annular hole (171), annular hole (171) are located the outside of slot (95), annular hole (171) internal thread connection has limiting sleeve (172), outer tube (151) are located one end and limiting sleeve (172) fixed connection in annular hole (171).

7. The solar panel mounting bracket for home rooftop photovoltaic engineering of claim 6, wherein: the threaded connection direction of the annular hole (171) and the limiting sleeve (172) is opposite to the rotation direction of the output end of the second motor (16).

8. The solar panel mounting bracket for home rooftop photovoltaic engineering of claim 5, wherein: the distance between the left inner wall and the right inner wall of the limiting hole (152) is greater than the length of the wiping cotton cloth (93).

9. The solar panel mounting bracket for home rooftop photovoltaic engineering of claim 5, wherein: the arc length of the cross section of the limiting hole (152) is 1/3-1/2 of the circumference of the outer sleeve (151).

10. The solar panel mounting bracket for home rooftop photovoltaic engineering of claim 4, wherein: solar panel (4) upper surface and mounting panel (2) upper surface parallel, clean cotton (93) and contact with mounting panel (2) upper surface.

Images