CN213027932U

CN213027932U - Photovoltaic module cleaning device of photovoltaic power generation system

Info

Publication number: CN213027932U
Application number: CN202021128053.9U
Authority: CN
Inventors: 刘雅莉; 张亚秋; 涂晔; 赵海茹; 赵盛萍; 周慧
Original assignee: Yuxi Normal University
Current assignee: Yuxi Normal University
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-04-20
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses a photovoltaic module cleaning device of a photovoltaic power generation system, which comprises a photovoltaic module, support frames, a cross rod and a base, wherein the two support frames are respectively arranged at the left side and the right side of the photovoltaic module; the photovoltaic module is provided with a cleaning device, the cleaning device is connected with the supporting frames in a sliding mode, the upper end of the photovoltaic module is provided with a placing plate, two sides of the placing plate of the two supporting frames are respectively provided with a limiting device, the lower end of the photovoltaic module is provided with a water collecting tank, the left side and the right side of the water collecting tank are respectively provided with a tank cover, an inner cavity of the water collecting tank is provided with a water discharging pipe, a water collecting tank is arranged below the photovoltaic module, the water discharging pipe is communicated with the water collecting tank, one side of the water collecting tank is communicated with a; the utility model discloses the water that will wash photovoltaic module collects the sediment, obtains clean water and stores for wash next time, have the effect of water economy resource.

Description

Photovoltaic module cleaning device of photovoltaic power generation system

Technical Field

The utility model relates to a photovoltaic module technical field, in particular to photovoltaic power generation system photovoltaic module cleaning device.

Background

The photovoltaic module, i.e. the solar cell module, has low output voltage of the monolithic solar cells, and the electrodes of the unpackaged cells are easy to fall off due to the influence of the environment, so a certain number of monolithic cells are sealed into the photovoltaic module in a series-parallel connection mode to avoid the corrosion of the cell electrodes and interconnection lines.

Photovoltaic module is the core part among the solar electric system, however, because photovoltaic module exposes in the open air for a long time, a lot of dusts can be piled up on the surface, and is very big to photovoltaic cell panel energy conversion's influence, also can shorten photovoltaic module's life simultaneously, consequently need regularly wash photovoltaic module's surface, and the water after the washing can not recycle, causes the waste of water resource.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a photovoltaic power generation system photovoltaic module cleaning device will wash photovoltaic module's water collection sediment, obtains clean water and stores for wash next time, have the effect of water economy resource.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a photovoltaic module cleaning device of a photovoltaic power generation system comprises a photovoltaic module, support frames, a cross rod and a base, wherein the two support frames are respectively arranged on the left side and the right side of the photovoltaic module;

the photovoltaic module is horizontally provided with a cleaning device, the left end and the right end of the cleaning device are respectively connected with two supporting frames in a sliding manner, the upper end of the photovoltaic module is provided with a placing plate, the two supporting frames are respectively provided with a limiting device used for limiting the sliding of the cleaning device on the two sides of the placing plate, the lower end of the photovoltaic module is provided with a water collecting tank with an upper end and a left side and a right side both open, the open ends of the left side and the right side of the water collecting tank are respectively provided with a tank cover, the lower end of the photovoltaic module is suspended in the upper open end of the water collecting tank, an inner cavity of the water collecting tank is vertically provided with a water discharging pipe, a water collecting tank is arranged below the photovoltaic module, the water discharging pipe penetrates through the bottom of the water collecting tank, the lower end of the water discharging pipe is communicated with the water collecting tank through a connecting pipe, the water outlet hose is communicated with the cleaning device.

The utility model discloses a further set up to: the cleaning device comprises a main body, a push rod, sliding blocks, a three-way joint, a guide pipe, spray heads, a soft hairbrush and a water scraping plate, wherein the main body is hollow and arranged above the photovoltaic component, one end of the push rod is hinged to the upper end of the main body, the two sliding blocks are respectively arranged on the left side and the right side of the main body, sliding chutes in sliding fit with the sliding blocks are respectively arranged on the two supporting frames, the three-way joint is arranged in an inner cavity of the main body, a water inlet of the three-way joint is communicated with the water outlet hose, a water outlet of the three-way joint is communicated with the inner cavity of the main body, a plurality of water dripping holes are arranged at equal intervals at the lower end of the main body, the other water outlet of the three-way joint is communicated with the guide pipe, the plurality of spray heads are arranged at equal intervals at the lower end of the, the lower extreme of soft brush and wiper blade with photovoltaic module's upper surface contact, shower nozzle, soft brush, drip hole and wiper blade are from supreme locating in proper order down the lower extreme of main part.

The utility model discloses a further set up to: the limiting device comprises a stop lever and a handle, the support frame is provided with a limiting hole communicated with the sliding groove at the joint of the photovoltaic assembly and the placing plate, one end of the stop lever is inserted into the limiting hole and used in cooperation with the sliding block, and the handle is arranged at the other end of the stop lever (41).

The utility model discloses a further set up to: the lower surface of the main body is parallel to the upper surface of the photovoltaic module.

The utility model discloses a further set up to: the angle between the spray head and the upper surface of the photovoltaic module is 30-45 degrees.

The utility model discloses a further set up to: the wiper is made of silica gel.

The utility model discloses a further set up to: the water draining pipe comprises an outer pipe and an inner pipe, the outer pipe vertically penetrates through the bottom of the water collecting tank, the upper end of the outer pipe is equal to the bottom of the water collecting tank in height, the connecting pipe is horizontally arranged below the water collecting tank, one end of the connecting pipe is communicated with the lower end of the outer pipe, the other end of the connecting pipe is connected above the water collecting tank, the inner pipe is inserted into an inner cavity of the outer pipe, and the inner pipe is in threaded connection with the outer pipe.

The utility model discloses a further set up to: and a water stop valve is arranged on the connecting pipe.

To sum up, the utility model discloses following beneficial effect has:

one of the two, the utility model discloses to wash photovoltaic module's water and the rainwater that photovoltaic module received collect and deposit, with clean log raft to the header tank in, can take the water in the header tank out when wasing photovoltaic module next time, supply with cleaning device and rinse photovoltaic module, carry out reuse, the water economy resource to water.

Two, the utility model provides a cleaning device is at the handheld push rod of cleaning in-process person of wasing and promotes cleaning device, lets cleaning device slowly slide downwards, and the shower nozzle washes the impurity of large granule, prevents that soft brush from taking impurity scratch photovoltaic module, influences photovoltaic module's normal work, and soft brush is scrubbed the dust, and the position after wasing soft brush is dripped for the hole that drips, washes away tiny dust, and the wiper blade scrapes away remaining water on with photovoltaic module, guarantees photovoltaic module's totally.

Thirdly, the utility model provides a drain pipe can be according to the water level of the position control drainage of precipitating impurity, only need rotate the inner tube during regulation can, clean water can flow away from the upper end of inner tube, in the header tank is arranged automatically, remaining impurity only needs open the capping in the header tank, clear away impurity can.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a right side view of the present invention;

fig. 3 is a partial cross-sectional view of a photovoltaic module according to the present invention;

FIG. 4 is a schematic view of the connection between the sliding slot and the sliding block of the present invention;

FIG. 5 is a partial cross-sectional view of a cleaning device of the present invention;

fig. 6 is a partial cross-sectional view of a center reservoir of the present invention.

In the figure: 1. a photovoltaic module; 11. a support frame; 12. a cross bar; 13. a base; 14. a chute; 15. a limiting hole; 21. a main body; 22. a push rod; 23. a slider; 24. a three-way joint; 25. A conduit; 26. a spray head; 27. a soft brush; 28. a wiper blade; 29. a water dripping hole; 3. placing the plate; 41. a stop lever; 42. a handle; 5. a water collection tank; 51. a slot cover; 6. a drain pipe; 61. An outer tube; 62. an inner tube; 63. a connecting pipe; 7. a water collection tank; 8. a water pump; 81. a water outlet hose; 9. and a water stop valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "front", "rear", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless explicitly stated or limited otherwise, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The first embodiment, a photovoltaic module 1 cleaning device of a photovoltaic power generation system, as shown in fig. 1 to 6, includes photovoltaic module 1, support frames 11, a cross rod 12 and a base 13, wherein two support frames 11 are respectively installed at the left and right sides of photovoltaic module 1, the base 13 is arranged below support frames 11, and the two ends of cross rod 12 are respectively connected to two support frames 11.

In detail, the support frame 11, the cross rod 12 and the base 13 support the photovoltaic module 1, so that the photovoltaic module 1 is inclined at a certain angle, and light energy is converted into electric energy better.

The upper level of the photovoltaic component 1 is provided with a cleaning device, the left and right ends of the cleaning device are respectively connected with two supporting frames 11 in a sliding manner, the upper end of the photovoltaic component 1 is provided with a placing plate 3, the two supporting frames 11 are respectively provided with a limiting device used for limiting the sliding of the cleaning device on the two sides of the placing plate 3, the lower end of the photovoltaic component 1 is provided with a water collecting tank 5 with an upper end and a left and right side both opened, the open ends of the left and right sides of the water collecting tank 5 are respectively provided with a tank cover 51, the lower end of the photovoltaic component 1 is suspended in the upper open end of the water collecting tank 5, an inner cavity of the water collecting tank 5 is vertically provided with a water discharging pipe 6, the water collecting tank 7 is arranged below the photovoltaic component 1, the water discharging pipe 6 penetrates through the bottom of the water collecting tank 5, the lower end of the, the water outlet of the water pump 8 is communicated with a water outlet hose 81, and the water outlet hose 81 is communicated with the cleaning device.

In detail, the cleaning device has a cleaning function on the photovoltaic assembly 1, and when the cleaning device is not used, the cleaning device needs to be placed on the placing plate 3 and limited by the limiting device, so that the cleaning device is prevented from sliding downwards; the water catch bowl 5 is used for collecting the clean water that has crossed photovoltaic module 1 and along the rainwater that photovoltaic module 1 surface flow down, and the rainwater is through deposiing, and clean log raft is to header tank 7 in, and water pump 8 takes out cleaning device with the water in the header tank 7 when wasing next time on, washs photovoltaic module 1.

Preferably, the cleaning device comprises a main body 21, a push rod 22, a sliding block 23, a three-way joint 24, a conduit 25, spray heads 26, a soft brush 27 and a wiper 28, the main body 21 is hollow and arranged above the photovoltaic module 1, one end of the push rod 22 is hinged to the upper end of the main body 21, the two sliding blocks 23 are respectively arranged at the left side and the right side of the main body 21, sliding chutes 14 in sliding fit with the sliding blocks 23 are respectively arranged on the two support frames 11, the three-way joint 24 is arranged in an inner cavity of the main body 21, a water inlet of the three-way joint 24 is communicated with a water outlet hose 81, a water outlet of the three-way joint 24 is communicated with the inner cavity of the main body 21, a plurality of water dripping holes 29 are arranged at equal intervals at the lower end of the main body 21, another water outlet of the three-way joint 24 is communicated with the conduit 25, the plurality of, two water outlets of the three-way joint 24 correspond to a cavity respectively, so that the water dripping hole 29 drips water conveniently, the soft brush 27 and the wiper 28 are arranged below the main body 21, the lower ends of the soft brush 27 and the wiper 28 are in contact with the upper surface of the photovoltaic module 1, and the spray head 26, the soft brush 27, the water dripping hole 29 and the wiper 28 are sequentially arranged at the lower end of the main body 21 from bottom to top.

In detail, when cleaning the photovoltaic module 1, the cleaner pushes the main body 21 by the push rod 22, the main body 21 slides downwards along the photovoltaic module 1, the water outlet hose 81 supplies water to the conduit 25 and the inner cavity of the main body 21 through the three-way joint 24, the water in the conduit 25 is sprayed out through the spray head 26 to wash the surface of the photovoltaic module 1, the water in the main body 21 flows out from the water dripping hole 29 to wash fine dust after the soft brush 27 is cleaned, the soft brush 27 washes stains with strong adhesiveness, and the water scraping plate 28 is used for scraping the residual water completely.

Preferably, the limiting device comprises a stop lever 41 and a handle 42, the supporting frame 11 is provided with a limiting hole 15 communicated with the sliding groove 14 at the joint of the photovoltaic module 1 and the placing plate 3, one end of the stop lever 41 is inserted into the limiting hole 15 to be used in cooperation with the sliding block 23, and the handle 42 is arranged at the other end of the stop lever 41. After the photovoltaic module 1 is cleaned, the main body 21 is pushed back above the placing plate 3, and the stop rod 41 is inserted into the sliding groove 14 to stop the sliding block 23.

Preferably, the lower surface of the body 21 is parallel to the upper surface of the photovoltaic module 1. The cleaning efficiency of the cleaning device is increased.

Preferably, the angle of the spray head 26 to the upper surface of the photovoltaic module 1 is 30 °.

Preferably, the wiper blade 28 is made of silicone. Prevent scratch photovoltaic module 1, of course, also can be plastics, can not influence the utility model discloses a protection scope.

Preferably, the drainage pipe 6 includes an outer pipe 61 and an inner pipe 62, the outer pipe 61 vertically penetrates the bottom of the water collection tank 5, the upper end of the outer pipe 61 is equal to the bottom of the water collection tank 5 in height, a connecting pipe 63 is horizontally arranged below the water collection tank 5, one end of the connecting pipe 63 is communicated with the lower end of the outer pipe 61, the other end of the connecting pipe 63 is connected to the upper side of the water collection tank 7, the inner pipe 62 is inserted into the inner cavity of the outer pipe 61, and the inner pipe 62 is in threaded connection. Specifically, the inner pipe 62 is rotated according to the height of the impurities precipitated on the lower layer, so that the height of the upper end of the inner pipe 62 is equal to the height of the impurities, and the clean water on the upper layer automatically flows to the water collecting tank 7.

Preferably, a water stop valve 9 is arranged on the connecting pipe 63. The drain pipe 6 is controlled to drain, and the number of times of adjusting the inner pipe 62 is reduced.

Example two: as shown in fig. 1 to fig. 6, the same features of the first embodiment are not repeated, and the different features of the first embodiment are as follows:

the angle between the spray head 26 and the upper surface of the photovoltaic module 1 in this embodiment is 38 °.

Example three: as shown in fig. 1 to fig. 6, the same features of the first embodiment are not repeated, and the different features of the first embodiment are as follows:

the angle between the spray head 26 and the upper surface of the photovoltaic module 1 in this embodiment is 45 °.

It should be noted that the angle between the nozzle 26 and the upper surface of the photovoltaic module 1 in the present invention is not limited to the angle shown in the first embodiment, the second embodiment and the third embodiment, and may be any value between 30 ° and 45 °.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a photovoltaic module cleaning device of photovoltaic power generation system, includes photovoltaic module (1), support frame (11), horizontal pole (12) and base (13), its characterized in that: the two support frames (11) are respectively arranged at the left side and the right side of the photovoltaic module (1), the base (13) is arranged below the support frames (11), and the two ends of the cross rod (12) are respectively connected to the two support frames (11);

the photovoltaic module (1) is horizontally provided with a cleaning device, the left end and the right end of the cleaning device are respectively connected with two supporting frames (11) in a sliding manner, the upper end of the photovoltaic module (1) is provided with a placing plate (3), the two supporting frames (11) are respectively provided with a limiting device used for limiting the sliding of the cleaning device on the two sides of the placing plate (3), the lower end of the photovoltaic module (1) is provided with a water collecting tank (5) with an upper end and a left side and a right side both open, the open ends of the left side and the right side of the water collecting tank (5) are respectively provided with a tank cover (51), the lower end of the photovoltaic module (1) is suspended in the air at the upper open end of the water collecting tank (5), the inner cavity of the water collecting tank (5) is vertically provided with a drain pipe (6), a water collecting tank (7) is arranged below the photovoltaic module (, the lower extreme of drain pipe (6) pass through connecting pipe (63) with header tank (7) intercommunication, one side of header tank (7) is equipped with water pump (8), the water inlet of water pump (8) with header tank (7) intercommunication, the delivery port intercommunication of water pump (8) has water outlet hose (81), water outlet hose (81) with cleaning device intercommunication.

2. The photovoltaic module cleaning device of a photovoltaic power generation system according to claim 1, wherein: the cleaning device comprises a main body (21), a push rod (22), sliding blocks (23), a three-way joint (24), a guide pipe (25), a spray head (26), a soft brush (27) and a water scraping plate (28), wherein the main body (21) is hollow and is arranged above the photovoltaic module (1), one end of the push rod (22) is hinged to the upper end of the main body (21), the two sliding blocks (23) are respectively arranged on the left side and the right side of the main body (21), sliding grooves (14) in sliding fit with the sliding blocks (23) are respectively formed in two supporting frames (11), the three-way joint (24) is arranged in an inner cavity of the main body (21), a water inlet of the three-way joint (24) is communicated with a water outlet hose (81), a water outlet of the three-way joint (24) is communicated with the inner cavity of the main body (21), a plurality of water dripping holes (29) are formed in the lower end of the main body, another delivery port of three way connection (24) communicate in pipe (25), a plurality of shower nozzles (26) equidistant set up in the lower extreme of main part (21), each shower nozzle (26) all with pipe (25) intercommunication, soft brush (27) and wiper blade (28) are all located the below of main part (21), the lower extreme of soft brush (27) and wiper blade (28) with the upper surface contact of photovoltaic module (1), supreme locating in proper order is followed to shower nozzle (26), soft brush (27), drip hole (29) and wiper blade (28) down the lower extreme of main part (21).

3. The photovoltaic module cleaning device of the photovoltaic power generation system according to claim 2, wherein: stop device includes pin (41) and handle (42), support frame (11) in photovoltaic module (1) with place the junction of board (3) be equipped with spacing hole (15) of spout (14) intercommunication, the one end of pin (41) is inserted use with slider (23) cooperation in spacing hole (15), handle (42) are located the other end of pin (41).

4. The photovoltaic module cleaning device of the photovoltaic power generation system according to claim 2, wherein: the lower surface of the main body (21) is parallel to the upper surface of the photovoltaic module (1).

5. The photovoltaic module cleaning device of the photovoltaic power generation system according to claim 2, wherein: the angle between the spray head (26) and the upper surface of the photovoltaic module (1) is 30-45 degrees.

6. The photovoltaic module cleaning device of the photovoltaic power generation system according to claim 2, wherein: the wiper blade (28) is made of silica gel.

7. The photovoltaic module cleaning device of a photovoltaic power generation system according to claim 1, wherein: the water drainage pipe (6) comprises an outer pipe (61) and an inner pipe (62), the outer pipe (61) vertically penetrates through the bottom of the water collection tank (5), the upper end of the outer pipe (61) is equal in height to the bottom of the water collection tank (5), the connecting pipe (63) is horizontally arranged below the water collection tank (5), one end of the connecting pipe (63) is communicated with the lower end of the outer pipe (61), the other end of the connecting pipe (63) is connected above the water collection tank (7), the inner pipe (62) is inserted into an inner cavity of the outer pipe (61), and the inner pipe (62) is in threaded connection with the outer pipe (61).

8. The photovoltaic module cleaning device of a photovoltaic power generation system according to claim 7, wherein: and a water stop valve (9) is arranged on the connecting pipe (63).