CN217643284U

CN217643284U - Photovoltaic module capable of being cleaned

Info

Publication number: CN217643284U
Application number: CN202221598638.6U
Authority: CN
Inventors: 杨艳云; 涂洁磊; 徐德林; 李雷; 冯萍; 吴佳豪; 余首柘; 吴昊; 谢雨岑
Original assignee: Yunnan Normal University
Current assignee: Yunnan Normal University
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-10-21
Anticipated expiration: 2032-06-24

Abstract

The utility model discloses a can abluent photovoltaic module, relate to photovoltaic power generation equipment technical field, including photovoltaic module body and scavenge pipe, photovoltaic module body and scavenge pipe are all one at least, each scavenge pipe fixed connection is in each photovoltaic module body top, each scavenge pipe has water inlet and delivery port, be equipped with a plurality of apopores on the lateral wall of each scavenge pipe, the length direction setting of scavenge pipe is followed to a plurality of apopores, the area of water outlet that is close to water inlet one end apopore is less than the area of water outlet that is close to the apopore of delivery port one end, each water inlet is used for supplying the washing liquid to get into each scavenge pipe, and each apopore is used for supplying the washing liquid to flow out to waiting of photovoltaic module body and can provide the washing water for waiting to wash the face. The utility model discloses a washable photovoltaic module cleaning efficiency is high, the cleaning effect is good, and the electric energy conversion rate of the battery is high; is favorable for saving water source.

Description

Photovoltaic module capable of being cleaned

Technical Field

The utility model relates to a photovoltaic power generation equipment technical field especially relates to a can abluent photovoltaic module.

Background

With the gradual appearance of the drawbacks of the traditional energy, new energy plays an increasingly important role as emerging power. Among them, photovoltaic application is becoming more and more common, and from centralized photovoltaic power plant to distributed photovoltaic power plant, installed photovoltaic capacity is increasing each year, shows that photovoltaic market potential is big. With the use of large and small photovoltaic power stations, the problems of cleaning photovoltaic modules are also existed besides the aging of the modules. Because photovoltaic module is long-term outdoor work, the subassembly surface can be adhered to a large amount of attachments, difficult clearance, especially the rigid foreign matter that adheres to closely on the glass, like earth, bird droppings, pine oil, viscous object etc..

In the traditional cleaning method, workers use a water outlet of a water pipe to flush clean water with certain water pressure on the surface to be cleaned of the photovoltaic module, so that water resources are wasted, the water pressure cannot be effectively controlled and controlled in the cleaning process, and if the water pressure is too high, the hidden crack of a cell can be caused; if the water pressure is too low, the water supply amount is small due to the limited area of the water outlet of the water pipe, the cleaning efficiency is reduced, and time and labor are wasted; and cause out the water inequality easily, treat that some positions of washing face do not wash moist to lead to wasing unclean, the subassembly surface can form the water stain, and then forms miniature shadow and shelters from, influences the electric energy conversion of battery.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a photovoltaic module which can be cleaned, which solves the problems of the prior art and has high cleaning efficiency, good cleaning effect and high electric energy conversion rate of the battery; is favorable for saving water source.

In order to achieve the above purpose, the utility model provides a following scheme:

the utility model provides a can abluent photovoltaic module, including photovoltaic module body and scavenge pipe, the photovoltaic module body with the scavenge pipe is all one at least, each scavenge pipe fixed connection in each photovoltaic module body top, each the scavenge pipe has water inlet and delivery port, each be equipped with a plurality of apopores on the lateral wall of scavenge pipe, it is a plurality of the apopore is followed the length direction of scavenge pipe sets up, is close to water inlet one end the water area of apopore is less than and is close to delivery port one end the water area of apopore, each the water inlet is used for supplying the washing liquid to get into each in the scavenge pipe, and each the apopore is used for supplying the washing liquid flows extremely on the face of treating of photovoltaic module body and can do treat that the face of cleaning provides the washing water.

Preferably, the aperture of the water outlet holes is gradually increased from one end close to the water inlet to one end close to the water outlet.

Preferably, a plurality of the scavenge pipes end to end connect in proper order and communicate and form the washing nest of tubes, the water inlet of washing nest of tubes is used for communicating with water supply installation.

Preferably, the utility model provides a can abluent photovoltaic module still includes the blanking cover, the blanking cover be used for with wash the delivery port of nest of tubes can dismantle ground fixed connection.

Preferably, the outer diameter of the water inlet of each cleaning pipe is smaller than the inner diameter of the water outlet of the adjacent cleaning pipe.

Preferably, each of the photovoltaic module bodies includes a battery device and an encapsulation housing, each of the battery devices is disposed inside each of the encapsulation housings, and each of the encapsulation housings has the surface to be cleaned.

Preferably, each of the package housings includes a first cover plate, a second cover plate, and side frames, two sides of each of the side frames are respectively and fixedly connected to each of the first cover plates and each of the second cover plates, each of the side frames, each of the first cover plates, and each of the second cover plates enclose a closed inner cavity, each of the battery devices is disposed in each of the inner cavities, each of the first cover plates is a transparent cover plate, each of the first cover plates is used for allowing sunlight to irradiate each of the battery devices, each of the cleaning pipes is fixedly connected to an upper end of each of the side frames, each of the first cover plates has the surface to be cleaned, and each of the water outlets is parallel to each of the surfaces to be cleaned with a center line of each of the surfaces to be cleaned or each of the water outlets.

Preferably, both ends of each battery device are respectively bonded to each first cover plate and each second cover plate through transparent glue.

Preferably, each first cover plate is made of glass, each second cover plate is made of transparent TPT, and the side frames and the cleaning pipes are made of metal.

Preferably, each cell arrangement comprises a plurality of photovoltaic cells, which are connected in series or in parallel.

The utility model discloses for prior art gain following technological effect:

the utility model provides a can abluent photovoltaic module is equipped with the scavenge pipe, is equipped with a plurality of apopores on the scavenge pipe length direction, through the reasonable size that sets up the apopore and the clearance between two adjacent apopores, can guarantee to supply water to whole face of waiting to wash, and the washing of face of waiting to wash is carried out to the manual work of being convenient for or machine, is favorable to practicing thrift the water source. The cleaning liquid flows out through a plurality of water outlet holes, so that the water pressure is favorably reduced, and the damage to the battery is avoided; the cleaning pipe can supply water to the whole surface to be cleaned, so that the problem of uneven water supply caused by manual water spraying is avoided, the cleaning effect is favorably ensured, and the electric energy conversion effect of the battery is further ensured; the utility model provides a can abluent photovoltaic module is close to water inlet one end the surface area of apopore is less than and is close to delivery port one end the surface area of apopore is because water pressure keeps away from the water inlet more and less, and the surface area of apopore that will keep away from water inlet one end sets up great, guarantees to keep away from water inlet one end and can have sufficient water yield, and the cleaning performance is good.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a washable photovoltaic module provided by the present invention;

fig. 2 is a schematic structural view of the cleaning tube provided by the present invention;

fig. 3 is a schematic structural view of a cleaning pipe set provided by the present invention;

fig. 4 is a schematic structural diagram of a package housing provided by the present invention (without a side frame);

in the figure: 100. a washable photovoltaic assembly; 1. a photovoltaic module body; 2. cleaning the tube; 201. a water inlet; 202. a water outlet; 203. a water outlet hole; 3. a surface to be cleaned; 4. a battery device; 5. packaging the shell; 501. a first cover plate; 502. a second cover plate; 503. a side frame; 504. transparent colloid; 6. blocking the cover; 7. and cleaning the pipe group.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1-4, the utility model provides a can abluent photovoltaic module 100, including photovoltaic module body 1 and scavenge pipe 2, photovoltaic module body 1 and scavenge pipe 2 are all one at least, 2 fixed connection in each photovoltaic module body 1 tops of each scavenge pipe, each scavenge pipe 2 has water inlet 201 and delivery port 202, be equipped with a plurality of apopores 203 on each scavenge pipe 2's the lateral wall, a plurality of apopores 203 set up along the length direction of scavenge pipe 2, the water outlet area who is close to water inlet 201 one end apopore 203 is less than the water outlet area of the apopore 203 that is close to delivery port 202 one end, each water inlet 201 is used for supplying the washing liquid to get into each scavenge pipe 2 in, and each apopore 203 is used for supplying the washing liquid to flow out to waiting of photovoltaic module body 1 and treat on the face of wasing 3 and wash face of wasing 3. It should be noted that, the opening size and the number of the water outlet holes 203 are required to be ensured to be able to clean the whole surface 3 to be cleaned, so as to avoid the occurrence of a cleaning blind area. The utility model provides a can abluent photovoltaic module 100 is equipped with scavenge pipe 2, is equipped with a plurality of apopores 203 on the 2 length direction of scavenge pipe, through the reasonable size that sets up apopore 203 and the clearance between two adjacent apopores 203, can guarantee to supply water to whole waiting to wash face 3, and the washing of waiting to wash face 3 is treated to the manual work of being convenient for or machine, is favorable to practicing thrift the water source. The cleaning liquid flows out through a plurality of water outlet holes 203, so that the water pressure is favorably reduced, and the damage to the battery is avoided; the cleaning pipe 2 can supply water to the whole surface 3 to be cleaned, so that the problem of uneven water supply caused by manual water spraying is avoided, the cleaning effect is favorably ensured, and the electric energy conversion effect of the battery is further ensured; the utility model provides a can abluent photovoltaic module 100 is less than the area of water of the apopore 203 that is close to delivery port 202 one end near the area of water of the apopore 203 of water inlet 201 one end that is close to, because water pressure keeps away from more that water inlet 201 is little, the area of water of the apopore 203 that will keep away from water inlet 201 one end sets up great, guarantees to keep away from water inlet 201 one end and can have sufficient water yield, and the cleaning performance is good.

In a preferred embodiment, the diameters of the water outlet holes 203 gradually increase from the end near the water inlet 201 to the end near the water outlet 202, which is convenient for processing. It should be noted that, besides the fact that the water outlet area of the water outlet 203 at the end of the water inlet 201 is smaller than the water outlet area of the water outlet 203 at the end close to the water outlet 202 by adjusting the aperture of the water outlet 203, the adjustment of the water outlet amount can be achieved by other manners, for example, the apertures of all the water outlets 203 are the same, but the number of the water outlets 203 at the end of the water inlet 201 is smaller than the number of the water outlets 203 at the end of the water outlet 202; or the number of the water outlet holes 203 and the aperture are jointly adjusted and combined, so long as the water outlet quantity at the tail end of the cleaning pipe 2 can be increased.

A plurality of scavenge pipes 2 end to end in proper order and communicate and form the wash nest of tubes 7, wash the water inlet 201 of nest of tubes 7 and be used for with water supply installation intercommunication. Can supply water to multiunit scavenge pipe 2 through water supply equipment such as a pump body, be favorable to reduce cost.

The utility model provides a can abluent photovoltaic module 100 still includes blanking cover 6, blanking cover 6 be used for with wash delivery port 202 of nest of tubes 7 can dismantle ground fixed connection. The blocking cover 6 is used for blocking the water outlet 202 of the cleaning pipe 2 through which the cleaning liquid flows at last, so that the cleaning liquid is prevented from being wasted due to the fact that the cleaning liquid flows out of the water outlet 202 of the last cleaning pipe 2, the water outlet quantity of each water outlet hole 203 is guaranteed, and the cleaning effect is improved.

The outer diameter of the water inlet 201 of each cleaning pipe 2 is smaller than the inner diameter of the water outlet 202 of the adjacent cleaning pipe 2. Preferably, the pipe body at the water outlet 202 of each cleaning pipe 2 is tapered from one end close to the water outlet 202 to one end far away from each water outlet 202, so that the water inlet 201 of each cleaning pipe 2 can be conveniently extended into the water outlet 202 of the adjacent cleaning pipe 2 for assembly. Preferably, the pipe body at the water outlet 202 of each cleaning pipe 2 and the pipe body at the water inlet 201 of each cleaning pipe 2 are both provided with threads, and the two adjacent cleaning pipes 2 are in threaded connection. The blocking cover 6 is in threaded connection with the water outlet 202 of the cleaning pipe group 7, and the connection stability is improved.

Each photovoltaic module body 1 includes a battery device 4 and an encapsulating case 5, each battery device 4 is disposed inside each encapsulating case 5, and each encapsulating case 5 has a surface 3 to be cleaned. The package case 5 serves to protect the battery device 4 from being damaged.

Each package housing 5 comprises a first cover plate 501, a second cover plate 502 and side frames 503, two sides of each side frame 503 are respectively and fixedly connected with each first cover plate 501 and each second cover plate 502, and each side frame 503, each first cover plate 501 and each second cover plate 502 enclose to form a closed inner cavity, and each battery device 4 is arranged in each inner cavity for convenient assembly; each first cover plate 501 is a transparent cover plate, each first cover plate 501 is used for irradiating sunlight to each battery device 4, each cleaning pipe 2 is fixedly connected to the upper end of each side frame 503, each first cover plate 501 has a surface 3 to be cleaned, and each water outlet hole 203 points to each surface 3 to be cleaned or the center line of each water outlet hole 203 is parallel to each surface 3 to be cleaned. The first cover plate 501 has high light transmittance, is firm, resistant to wind, frost, rain and snow, and can withstand the impact of hail and rain, thereby protecting the battery.

Both ends of each battery device 4 are bonded to each first cover 501 and each second cover 502 through a transparent adhesive 504, preferably an EVA adhesive film, respectively, and have high light transmittance and resistance to ultraviolet rays.

Each first cover plate 501 is made of glass, preferably low-iron tempered glass, each second cover plate 502 is made of transparent TPT (thermoplastic vulcanizate), each side frame 503 and each cleaning pipe 2 are made of metal, each side frame 503 is preferably an aluminum alloy frame, and each cleaning pipe 2 is preferably made of aluminum alloy; the material of the second cover plate 502 can be selected in many ways, wherein the TPT cover plate has the advantages of light weight, aging resistance, corrosion resistance, air impermeability and the like, which is beneficial to prolonging the service life of the device.

Each cell arrangement 4 includes a plurality of photovoltaic cells, which are connected in series or in parallel.

The utility model provides a length of each scavenge pipe 2 of photovoltaic module 100 that can wash designs according to the length of corresponding side frame 503, according to the size design of the module installation position of the top promptly, and the diameter designs according to required water supply. After the battery device 4 and the package case 5 are assembled, each cleaning pipe 2 is welded to the upper side of the corresponding side frame 503, and finally, the photovoltaic power station is mounted.

The principle and the implementation mode of the utility model are explained by applying a specific embodiment, and the explanation of the embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for those skilled in the art, the idea of the present invention may be changed in the specific embodiments and the application range. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims

1. A washable photovoltaic assembly, comprising: including photovoltaic module body and scavenge pipe, the photovoltaic module body with the scavenge pipe is all one at least, each scavenge pipe fixed connection in each photovoltaic module body top, each the scavenge pipe has water inlet and delivery port, each be equipped with a plurality of apopores on the lateral wall of scavenge pipe, it is a plurality of the apopore is followed the length direction of scavenge pipe sets up, is close to water inlet one end the water outlet area of apopore is less than being close to delivery port one end the water outlet area of apopore, each the water inlet is used for supplying the washing liquid to get into each in the scavenge pipe, and each the apopore is used for supplying the washing liquid flow to treat of photovoltaic module body treat on the scavenge surface and can for treat that the scavenge surface provides the washing water.

2. The washable photovoltaic assembly of claim 1, wherein: the aperture of the water outlet holes is gradually increased from one end close to the water inlet to one end close to the water outlet.

3. The washable photovoltaic assembly of claim 1, wherein: a plurality of the scavenge pipe end to end connects in proper order and communicates and forms the washing nest of tubes, the water inlet of wasing the nest of tubes is used for with water supply installation intercommunication.

4. The washable photovoltaic module of claim 3, wherein: the cleaning pipe assembly is characterized by further comprising a blocking cover, wherein the blocking cover is used for being detachably and fixedly connected with a water outlet of the cleaning pipe assembly.

5. The washable photovoltaic assembly of claim 1, wherein: the outer diameter of the water inlet of each cleaning pipe is smaller than the inner diameter of the water outlet of the adjacent cleaning pipe.

6. The washable photovoltaic module of claim 1, wherein: each photovoltaic module body comprises a battery device and an encapsulation shell, each battery device is arranged in each encapsulation shell, and each encapsulation shell is provided with the surface to be cleaned.

7. The washable photovoltaic module of claim 6, wherein: each packaging shell comprises a first cover plate, a second cover plate and side frame bodies, two sides of each side frame body are respectively fixedly connected with each first cover plate and each second cover plate, each side frame body, each first cover plate and each second cover plate enclose to form a closed inner cavity, each battery device is arranged in each inner cavity, each first cover plate is a transparent cover plate and used for allowing sunlight to irradiate each battery device, each cleaning pipe is fixedly connected to the upper end of each side frame body, each first cover plate is provided with a surface to be cleaned, and each water outlet is parallel to each surface to be cleaned and points to the central line of each surface to be cleaned or the central line of each water outlet.

8. The washable photovoltaic assembly of claim 7, wherein: two ends of each battery device are respectively bonded with each first cover plate and each second cover plate through transparent colloid.

9. The washable photovoltaic module of claim 8, wherein: each first cover plate is made of glass, each second cover plate is made of transparent TPT (thermoplastic vulcanizate) cover plates, and each side frame and each cleaning pipe are made of metal.

10. The washable photovoltaic assembly of claim 1, wherein: each cell arrangement comprises a plurality of photovoltaic cells, which are connected in series or in parallel.