CN114696736A - An automatic cleaning device for photovoltaic panels after collecting rainwater - Google Patents

Abstract

The invention relates to an automatic cleaning device, in particular to an automatic cleaning device for photovoltaic panels to collect rainwater. Provided is an automatic cleaning device for photovoltaic panels that can collect rainwater and is more convenient for people to use. A device for automatic cleaning and brushing of photovoltaic panels after collecting rainwater, including a support seat, a connecting plate, a photovoltaic panel, a collection frame, a charging box, etc.; three connecting plates are evenly spaced at the eccentric positions of the support seat, and the upper part of the connecting plate is provided with three connecting plates. There are photovoltaic panels, the lower parts of the photovoltaic panels are all provided with collection frames, and the center of the support base is provided with a charging box. The rainwater flows into the collection frame along the photovoltaic panels and finally enters the charging box for collection. When the photovoltaic panels need to be cleaned, the pump operates so that the rainwater in the charging box is sprayed onto the photovoltaic panels through the nozzle, and the dual-axis drive motor operates Then, the nozzle is rotated to expand the spraying range, and at the same time, the second sliding rod is slid downward to clean the outside of the photovoltaic panel.

Description

An automatic cleaning device for photovoltaic panels to collect rainwater

technical field

The invention relates to an automatic cleaning device, in particular to an automatic cleaning device for photovoltaic panels to collect rainwater.

Background technique

Photovoltaic panels are generally installed outdoors. Affected by the environment for a long time, dust, fallen leaves or bird droppings will accumulate on the surface of photovoltaic panels, which will affect the power generation of photovoltaic panels and reduce the power generation rate of photovoltaic panels. Therefore, it is necessary to clean the photovoltaic panels. brush.

The patent with the patent authorization announcement number CN108144891A discloses an automatic cleaning device for photovoltaic panels. The cleaning device includes: two parallel rails arranged on the photovoltaic panel support; each of the rails is arranged on the outside of the photovoltaic panel; cleaning The cleaner is movably arranged on the track; the working plane of the cleaner passes through the photovoltaic panel; the motor is connected to the cleaner. The cleaning device cleans the photovoltaic panels by moving the cleaning device, but the cleaning device does not have the function of storing rainwater and cannot reasonably utilize resources. It requires staff to connect to an external water source for cleaning, which makes the cleaning device inconvenient to use.

To this end, we propose an automatic cleaning device for photovoltaic panels that can collect rainwater and is more convenient for people to use.

SUMMARY OF THE INVENTION

In order to overcome the disadvantage that the existing cleaning device does not have the function of storing rainwater, needs an external water source during cleaning, and is inconvenient to use, the technical problem of the present invention is to provide a photovoltaic panel for collecting rainwater that can collect rainwater and is more convenient for people to use. After cleaning the device automatically.

An automatic cleaning device for photovoltaic panels after collecting rainwater, including a support seat, a connecting plate, a photovoltaic panel, a collection frame, a charging box, a battery, a first fixed pipe, a sprinkler mechanism, a transmission mechanism and a cleaning mechanism. There are three connecting plates evenly spaced at the eccentric position of the seat. The upper part of the connecting plate is equipped with photovoltaic panels, the lower part of the photovoltaic panels is equipped with a collection frame, the center of the support seat is equipped with a charging box, and the front side of the top of the charging box is provided with a battery. The plates are connected with the battery through lines, and two first fixed pipes are connected between the collecting frame and the charging box. The charging box is provided with a sprinkler mechanism for water spraying. The sprinkler mechanism is driven to rotate and spray water, and a cleaning mechanism is arranged between the sprinkler mechanism, the charging box and the photovoltaic panel, and the cleaning mechanism is used for cleaning the photovoltaic panel.

In addition, it is particularly preferred that the sprinkler mechanism includes a second fixed pipe, a rotating shaft, a spray head and a water pump, a second fixed pipe is provided at the center of the charging box, and a rotating shaft is provided on the upper part of the second fixed pipe. There are three nozzles evenly spaced, and the nozzles are all located above the photovoltaic panel. The top right front side of the charging box is provided with a water pump, which is connected to the lower part of the second fixed pipe.

In addition, it is particularly preferred that the transmission mechanism includes a biaxial drive motor, a first full gear and a second full gear, the upper part of the second fixed tube is provided with a biaxial drive motor, and the output shaft on the upper part of the biaxial drive motor is provided with a first A full gear, the lower part of the rotating shaft is provided with a second full gear, and the second full gear meshes with the first full gear.

In addition, it is particularly preferred that the cleaning mechanism includes a screw rod, a guide rod, a first connecting block, a rotating rod, a pulley, a flat belt, a first sliding rod, a first guide rail, a second sliding rod and a first return spring, The top right rear side of the top of the charging box is provided with a screw rod, the top left of the top of the charging box is provided with a guide rod, the lower part of the second fixed pipe is provided with a first connection block, and the left side of the first connection block is provided with a rotary type with a rotary The upper part of the rotating rod is connected with the output shaft of the lower part of the double-shaft drive motor through a coupling. The lower part of the rotating rod is provided with a pulley, and the lower part of the screw rod is provided with the same pulley. The sliding type is provided with a first sliding rod, the first sliding rod and the screw rod are connected by threads, the first guide rails are provided on both sides of the photovoltaic panel, and the second sliding rods are slidably arranged between the two first guide rails. The sliding rod slides down to contact the second sliding rod, and a first return spring is connected between the second sliding rod and the two adjacent first guide rails.

In addition, it is particularly preferable to further include a sealing mechanism for blocking the collection frame, the sealing mechanism includes a wedge-shaped rod, a first fixing rod, a first sliding plate and a second return spring, and both ends of the second sliding rod are provided with wedge-shaped rods. There are fixed rods at the outer center of the collection frame, and first sliding plates are slidably arranged on the fixed rods. A second return spring is indirectly wound around.

In addition, it is particularly preferable to also include a reminder mechanism for reminding staff, and the reminder mechanism includes a second sliding plate, a third sliding rod, a second connecting block, a third connecting block, a bell, a second guide rail and a first Fixed block, a second sliding plate is slidably arranged in the charging box, a third sliding rod is arranged on the front side of the second sliding plate, the third sliding rod is slidably connected to the charging box, and the top of the third sliding rod is provided with a second connection The rear side of the second connecting block is provided with a third connecting block, the bottom of the third connecting block is provided with a bell, and the front right side of the middle position of the second fixed pipe is provided with a second guide rail, and the third connecting block slides with the second guide rail The upper part of the third sliding rod is provided with a first fixing block, and the upper part of the first fixing block extends into the bell.

In addition, it is particularly preferable to also include a filter mechanism for filtering leaves impurities, the filter mechanism includes a filter screen and a second fixing block, and both sides of the collection frame are provided with a second fixing block that can be disassembled, and the two A filter screen is arranged between the two fixed blocks.

In addition, it is particularly preferable that the material of the second sliding plate is plastic and can float on the water surface.

The invention has the following advantages: 1. Rainwater flows into the collection frame along the photovoltaic panels and finally enters the charging box for collection. When the photovoltaic panels need to be cleaned, the water pump operates so that the rainwater in the charging box is sprayed to the photovoltaic panels through the nozzle. On the other hand, the operation of the dual-axis drive motor makes the spray head rotate and expands the spraying range. When the dual-axis drive motor operates, the second sliding rod slides down to clean the outside of the photovoltaic panel.

2. The first sliding plate can block the entrance of the collection frame after sliding inward, so as to prevent sewage from flowing into the collection frame when cleaning the photovoltaic panels.

3. After the water in the charging box reaches a certain amount, the third connecting block moves upward and separates from the second guide rail. At this time, the bell can be shaken by the wind, so that the bell collides with the first fixed block, and then prompts The water in the staff charging box has reached a certain amount.

4. The filter screen can filter impurities such as leaves, so as to prevent impurities such as leaves from entering the first fixed pipe and causing blockage.

Description of drawings

FIG. 1 is a schematic diagram of the three-dimensional structure of the present invention.

FIG. 2 is a schematic diagram of a partial three-dimensional structure of the present invention.

3 is a schematic diagram of the three-dimensional structure of the sprinkler mechanism of the present invention.

FIG. 4 is a schematic diagram of the three-dimensional structure of the transmission mechanism of the present invention.

FIG. 5 is a schematic diagram of the first partial three-dimensional structure of the cleaning mechanism of the present invention.

6 is a schematic diagram of a second partial three-dimensional structure of the cleaning mechanism of the present invention.

FIG. 7 is a schematic three-dimensional structure diagram of the sealing mechanism of the present invention.

FIG. 8 is a schematic diagram of the first partial three-dimensional structure of the reminder mechanism of the present invention.

9 is a schematic diagram of a second partial three-dimensional structure of the reminder mechanism of the present invention.

10 is a schematic diagram of a third partial three-dimensional structure of the reminder mechanism of the present invention.

FIG. 11 is a schematic diagram of the first partial three-dimensional structure of the filtering mechanism of the present invention.

FIG. 12 is a schematic diagram of the second partial three-dimensional structure of the filtering mechanism of the present invention.

Reference number: 1, support base, 2, connecting plate, 3, photovoltaic panel, 4, collecting frame, 5, charging box, 51, battery, 6, first fixing pipe, 7, sprinkler mechanism, 71, second Fixed pipe, 72, rotating shaft, 73, spray head, 74, water pump, 8, transmission mechanism, 81, dual-axis drive motor, 82, first full gear, 83, second full gear, 9, cleaning mechanism, 91, Screw, 911, guide rod, 92, first connecting block, 93, rotating rod, 94, pulley, 95, flat belt, 96, first sliding rod, 97, first guide rail, 98, second sliding rod, 99 , the first return spring, 10, the sealing mechanism, 101, the wedge rod, 102, the fixed rod, 103, the first sliding plate, 104, the second return spring, 11, the reminder mechanism, 111, the second sliding plate, 112, the first Three sliding rods, 113, second connecting block, 114, third connecting block, 1141, bell, 115, second guide rail, 116, first fixing block, 12, filter mechanism, 121, filter screen, 122, second fixing piece.

Detailed ways

Although the invention may be described with respect to a particular application or industry, those skilled in the art will recognize the broader applicability of the invention. One of ordinary skill in the art will recognize that terms such as: above, below, up, down, etc. are used to describe the drawings and are not intended to limit the scope of the invention, which is defined by the appended claims . Any numerical reference, such as first or second, is exemplary only and is not intended to limit the scope of the invention in any way.

Example 1

A device used for automatic cleaning of photovoltaic panels after collecting rainwater, as shown in Figures 1-6, includes a support base 1, a connecting plate 2, a photovoltaic panel 3, a collection frame 4, a charging box 5, a battery 51, a first The fixed pipe 6, the sprinkler mechanism 7, the transmission mechanism 8 and the cleaning mechanism 9, the eccentric positions of the support base 1 are evenly spaced and fixed with three connecting plates 2 by bolts. A collection frame 4 is welded, a charging box 5 is fixed at the center of the support base 1 by bolts, and a battery 51 is provided on the front side of the top of the charging box 5. The photovoltaic panels 3 are connected to the battery 51 by lines, and the collection frame 4 is connected to the charging box 5. Two first fixed pipes 6 are connected between the boxes 5, a watering mechanism 7 is arranged on the charging box 5, the watering mechanism 7 can spray water, and a transmission mechanism 8 is arranged on the watering mechanism 7, and the transmission mechanism 8 can drive the watering. The mechanism 7 performs rotating water spraying, and a cleaning mechanism 9 is arranged between the water spraying mechanism 7 , the charging box 5 and the photovoltaic panel 3 , and the cleaning mechanism 9 can clean the photovoltaic panel 3 .

When using the device, the electrical energy converted by the photovoltaic panels 3 is stored by the battery 51 , and when it rains, the rainwater flows into the collection frame 4 along the photovoltaic panels 3 , and then enters the charging box 5 through the first fixed pipe 6 for Collect, when the photovoltaic panel 3 needs to be cleaned, the staff sprays the water in the charging box 5 onto the photovoltaic panel 3 through the sprinkler mechanism 7, and the transmission mechanism 8 can drive the sprinkler mechanism 7 to rotate and spray, and the transmission mechanism 8 At the same time of operation, the cleaning mechanism 9 can be driven to clean the photovoltaic panel 3, so as to realize the purpose of automatic cleaning.

As shown in FIG. 1 and FIG. 3 , the sprinkler mechanism 7 includes a second fixed pipe 71 , a rotating shaft 72 , a spray head 73 and a water pump 74 , a second fixed pipe 71 is provided in the center of the charging box 5 , and the upper part of the second fixed pipe 71 The rotary type is provided with a rotating shaft 72, and three spray heads 73 are evenly spaced on the rotating shaft 72. The spray heads 73 are all located above the photovoltaic panel 3. The top right front side of the charging box 5 is fixed with a water pump 74 by bolts. The water pump 74 is fixed to the second The lower part of the pipe 71 is connected.

When using the device, the staff starts the water pump 74, and the water pump 74 operates to suck the rainwater collected in the charging box 5 into the second fixed pipe 71. The water in the second fixed pipe 71 enters the nozzle 73 through the rotating shaft 72, and passes through the nozzle. 73 is sprayed on the three photovoltaic panels 3 to facilitate cleaning of the photovoltaic panels 3 by the cleaning mechanism 9. After the cleaning is completed, the staff turns off the water pump 74.

As shown in FIG. 1 and FIG. 4 , the transmission mechanism 8 includes a biaxial driving motor 81 , a first full gear 82 and a second full gear 83 , and a biaxial driving motor 81 is bolted to the upper part of the second fixing tube 71 . The biaxial driving A first full gear 82 is keyed on the upper output shaft of the motor 81 , and a second full gear 83 is keyed on the lower part of the rotating shaft 72 , and the second full gear 83 meshes with the first full gear 82 .

When using the device, the staff starts the biaxial drive motor 81, the rotation of the output shaft of the biaxial drive motor 81 drives the rotation of the first full gear 82, the rotation of the first full gear 82 drives the rotation of the second full gear 83, and the second full gear 83 rotates. The rotation of 83 drives the rotating shaft 72 to rotate, which in turn drives the spray head 73 to perform rotary spraying, so that the spraying range is wider.

As shown in Figures 1, 5 and 6, the cleaning mechanism 9 includes a screw rod 91, a guide rod 911, a first connecting block 92, a rotating rod 93, a pulley 94, a flat belt 95, a first sliding rod 96, a first A guide rail 97, a second sliding rod 98 and a first return spring 99, a screw rod 91 is rotatably provided on the right rear side of the top of the charging box 5, a guide rod 911 is welded on the left front side of the top of the charging box 5, and the second fixed pipe 71 A first connecting block 92 is welded on the left rear side of the lower part. The left side of the first connecting block 92 is provided with a rotating rod 93. The upper part of the rotating rod 93 is connected with the output shaft of the lower part of the biaxial drive motor 81 through a coupling, and the rotating rod 93 rotates. A pulley 94 is connected to the lower key of the rod 93, the same pulley 94 is connected to the lower key of the screw rod 91, a flat belt 95 is wound between the two pulleys 94, and a first sliding rod 96 is slidably provided on the guide rod 911. The sliding rod 96 is connected with the screw rod 91 by means of threads, first guide rails 97 are welded on both sides of the photovoltaic panel 3 , and a second sliding rod 98 is slidably provided between the two first guide rails 97 , and the first sliding rod 96 is downward. The sliding is in contact with the second sliding rod 98 , and a first return spring 99 is connected between the second sliding rod 98 and the two adjacent first guide rails 97 .

When using this device, the rotation of the output shaft of the dual-axis drive motor 81 drives the rotation rod 93 to rotate, the rotation of the rotation rod 93 drives the screw rod 91 to rotate through the cooperation of the pulley 94 and the flat belt 95, and the rotation of the screw rod 91 drives the first sliding rod 96 downward. Sliding, when the first sliding rod 96 slides down to contact with the second sliding rod 98, the first sliding rod 96 continues to slide down and squeezes the second sliding rod 98 to slide down, the first return spring 99 is deformed, and the first sliding rod 99 is deformed. When the second sliding rod 98 slides down, it will clean the outside of the photovoltaic panel 3. When the second sliding rod 98 slides down to the moving distance, the staff controls the output shaft of the biaxial drive motor 81 to reverse, thereby driving the wire The rod 91 is reversed, and the first sliding rod 96 slides upward along with it and no longer squeezes the second sliding rod 98. Under the action of the first return spring 99, the second sliding rod 98 slides upward to the outside of the photovoltaic panel 3. After the second cleaning, after the cleaning is completed, the staff turns off the dual-axis drive motor 81 .

Example 2

On the basis of Embodiment 1, as shown in FIG. 1 and FIG. 7 , a sealing mechanism 10 is further included. The sealing mechanism 10 can block the collecting frame 4 . The sealing mechanism 10 includes a wedge-shaped rod 101 , a first fixing rod 102 , a first A sliding plate 103 and a second return spring 104, both ends of the second sliding rod 98 are welded with wedge-shaped rods 101, and the outer center of the collecting frame 4 is welded with a fixed rod 102. The fixed rods 102 are slidably provided with first sliding rods plate 103 , the wedge-shaped rod 101 moves downward and contacts the adjacent first sliding plate 103 , and a second return spring 104 is wound around the first sliding plate 103 and the adjacent fixed rod 102 .

When using the device, the second sliding rod 98 slides down to drive the wedge rod 101 to move downward, the wedge rod 101 moves downward and squeezes the first sliding plate 103 to slide inward, the second return spring 104 is deformed, and the first sliding The plate 103 slides inward to block the entrance of the collection frame 4 to prevent sewage from flowing into the collection frame 4 when the photovoltaic panel 3 is cleaned. When the second sliding rod 98 drives the wedge rod 101 to move upward to a certain distance, at this time, the photovoltaic panel 3. The cleaning has been completed, and after the wedge-shaped rod 101 continues to move upward, it no longer squeezes the first sliding plate 103. Under the action of the second return spring 104, the first sliding plate 103 slides outwards to reset and no longer blocks the collection. Entrance to Box 4.

As shown in FIG. 1 , FIG. 8 , FIG. 9 and FIG. 10 , a reminder mechanism 11 is also included. The reminder mechanism 11 can remind the staff. The reminder mechanism 11 includes a second sliding plate 111 , a third sliding rod 112 , a second connection The block 113, the third connecting block 114, the bell 1141, the second guide rail 115 and the first fixing block 116, the charging box 5 is slidably provided with a second sliding plate 111, and the second sliding plate 111 is made of plastic and can float on the On the water surface, the front side of the second sliding plate 111 is provided with a third sliding rod 112, the third sliding rod 112 is slidably connected to the charging box 5, and a second connecting block 113 is welded on the top of the third sliding rod 112, and the second connecting block 113 The rear side is rotatably provided with a third connecting block 114 , a bell 1141 is provided at the bottom of the third connecting block 114 , a second guide rail 115 is welded on the right front side of the middle position of the second fixing pipe 71 , the third connecting block 114 and the second guide rail 115 For sliding connection, a first fixing block 116 is welded on the upper part of the third sliding rod 112 , and the upper part of the first fixing block 116 extends into the bell 1141 .

When using this device, after the rainwater enters the charging box 5, since the second sliding plate 111 is made of plastic and can float on the water surface, the second sliding plate 111 will slide upward as the rainwater in the charging box 5 increases. The upward sliding of the second sliding plate 111 drives the third sliding rod 112 to slide upward, the upward sliding of the third sliding rod 112 drives the second connecting block 113 to move upward, the second connecting block 113 moves upward and the third connecting block 114 moves upward. After the connecting block 114 moves upwards until it is separated from the second guide rail 115 , at this time, the third connecting block 114 can rotate freely. At this time, the bell 1141 can be shaken by the wind blowing, so as to collide with the first fixing block 116 The bell rings to remind the staff that the water in the charging box 5 has reached a certain amount. When the rainwater in the charging box 5 is used up, the second sliding plate 111 slides down to drive the third sliding rod 112 to slide down. The three sliding rods 112 slide downward through the second connecting block 113 to drive the third connecting block 114 to move downward. The third connecting block 114 moves downward and then enters the second guide rail 115 . Limiting is performed to limit the shaking of the bell 1141 .

As shown in FIG. 1 and FIG. 12 , a filter mechanism 12 is also included. The filter mechanism 12 can filter leaves impurities. The filter mechanism 12 includes a filter screen 121 and a second fixing block 122. The disassembled second fixing block 122 has a filter screen 121 welded between the two second fixing blocks 122 .

When using the device, the filter screen 121 can filter impurities such as leaves, so as to prevent the impurities such as leaves from entering the first fixed pipe 6 and cause blockage. When the filter screen 121 needs to be cleaned, the staff can remove the second fixed block 122. Remove it from the collection frame 4 to separate the filter screen 121 from the collection frame 4 . At this time, the filter screen 121 can be cleaned. After the cleaning is completed, the staff will re-install the fixing block and the filter screen 121 back into the collection frame 4 .

Those skilled in the art should understand that the above-mentioned embodiments do not limit the present invention in any form, and all technical solutions obtained by means of equivalent replacement or equivalent transformation fall within the protection scope of the present invention.

Claims (8)

1. An automatic cleaning device for photovoltaic panels after collecting rainwater, comprising a support seat (1), a connecting plate (2), a photovoltaic panel (3) and a collection frame (4), and the support seat (1) has a uniform eccentric position Three connecting plates (2) are arranged at intervals, photovoltaic panels (3) are arranged on the upper part of the connecting plates (2), and collecting frames (4) are arranged on the lower part of the photovoltaic plates (3), and it is characterized in that: it also includes a charging box (5), the battery (51), the first fixing pipe (6), the sprinkler mechanism (7), the transmission mechanism (8) and the cleaning mechanism (9), and a charging box (5) is arranged in the center of the support seat (1). ), a battery (51) is provided on the front side of the top of the charging box (5), the photovoltaic panels (3) are connected to the battery (51) by lines, and the collecting box (4) and the charging box (5) are connected with The two first fixed pipes (6), the charging box (5) is provided with a sprinkler mechanism (7) for spraying water, the sprinkler mechanism (7) is provided with a transmission mechanism (8), and the transmission mechanism (8) is used for The sprinkler mechanism (7) is driven to spray water in rotation, and a cleaning mechanism (9) is arranged between the sprinkler mechanism (7), the charging box (5) and the photovoltaic panel (3). Plate (3) for cleaning. 2. An automatic cleaning device for photovoltaic panels after collecting rainwater according to claim 1, characterized in that: the sprinkler mechanism (7) comprises a second fixed pipe (71), a rotating shaft (72), a spray head ( 73) and the water pump (74), a second fixed pipe (71) is arranged in the center of the charging box (5), and the upper part of the second fixed pipe (71) is rotatably provided with a rotating shaft (72), on the rotating shaft (72) There are three spray heads (73) evenly spaced, and the spray heads (73) are all located above the photovoltaic panel (3). The top right front side of the charging box (5) is provided with a water pump (74), a water pump (74) and a second fixed pipe (71). ) lower connection. 3. An automatic cleaning device for photovoltaic panels after collecting rainwater according to claim 2, characterized in that: the transmission mechanism (8) comprises a biaxial drive motor (81), a first full gear (82) and The second full gear (83), the upper part of the second fixed tube (71) is provided with a biaxial drive motor (81), and the output shaft of the upper part of the biaxial drive motor (81) is provided with a first full gear (82), the rotating shaft The lower part of (72) is provided with a second full gear (83), and the second full gear (83) meshes with the first full gear (82). 4. An automatic cleaning device for photovoltaic panels after collecting rainwater according to claim 3, characterized in that: the cleaning mechanism (9) comprises a screw rod (91), a guide rod (911), a first connection Block (92), rotating rod (93), pulley (94), flat belt (95), first sliding rod (96), first guide rail (97), second sliding rod (98) and first return spring ( 99), the top right rear side of the charging box (5) is rotatably provided with a screw rod (91), the top left front side of the charging box (5) is provided with a guide rod (911), and the lower part of the second fixing pipe (71) is provided with A first connecting block (92), the left side of the first connecting block (92) is provided with a rotating rod (93), the upper part of the rotating rod (93) and the output shaft of the lower part of the biaxial drive motor (81) are coupled through a shaft The lower part of the rotating rod (93) is provided with a pulley (94), the lower part of the screw rod (91) is provided with the same pulley (94), a flat belt (95) is wound between the two pulleys (94), and the guide rod (911) is slidably provided with a first sliding rod (96), the first sliding rod (96) is connected with the lead screw (91) by means of threads, and first guide rails (97) are provided on both sides of the photovoltaic panel (3), A second sliding rod (98) is slidably arranged between the two first guide rails (97), the first sliding rod (96) slides down to contact the second sliding rod (98), and the second sliding rod (98) A first return spring (99) is connected between the two adjacent first guide rails (97). 5 . The automatic cleaning device for photovoltaic panels after collecting rainwater according to claim 4 , further comprising a sealing mechanism ( 10 ) for blocking the collection frame ( 4 ), the sealing mechanism ( 10 ) comprising: 6 . There are wedge-shaped rods (101), first fixed rods (102), first sliding plates (103) and second return springs (104). A fixing rod (102) is provided at the outer center of the frame (4), and a first sliding plate (103) is slidably provided on the fixing rod (102), and the wedge-shaped rod (101) moves downward to the first sliding plate that is close to it. (103) contact, and a second return spring (104) is wound between the first sliding plate (103) and the adjacent fixing rod (102). 6. The automatic cleaning device for photovoltaic panels after collecting rainwater according to claim 5, characterized in that: further comprising a reminder mechanism (11) for reminding staff, and the reminder mechanism (11) includes a second a sliding plate (111), a third sliding rod (112), a second connecting block (113), a third connecting block (114), a bell (1141), a second guide rail (115) and a first fixing block (116), A second sliding plate (111) is slidably arranged in the charging box (5), a third sliding rod (112) is provided on the front side of the second sliding plate (111), and the third sliding rod (112) is connected to the charging box (111). 5) Sliding connection, the top of the third sliding rod (112) is provided with a second connection block (113), the rear side of the second connection block (113) is rotated and provided with a third connection block (114), and the third connection block ( 114) A bell (1141) is arranged at the bottom, a second guide rail (115) is arranged on the front right side of the middle position of the second fixing tube (71), and the third connecting block (114) is slidably connected to the second guide rail (115). The upper part of the three sliding rods (112) is provided with a first fixing block (116), and the upper part of the first fixing block (116) extends into the bell (1141). 7. An automatic cleaning device for photovoltaic panels after collecting rainwater according to claim 6, characterized in that: further comprising a filter mechanism (12) for filtering leaves impurities, and the filter mechanism (12) includes a filter screen (121) and the second fixing block (122), a second fixing block (122) that can be removed is provided on both sides of the collecting frame (4), and a filter screen is arranged between the two second fixing blocks (122) (121). 8 . The automatic cleaning device for photovoltaic panels after collecting rainwater according to claim 7 , wherein the second sliding plate ( 111 ) is made of plastic and can float on the water surface. 9 .

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