CN215817998U

CN215817998U - Photovoltaic power plant on water

Info

Publication number: CN215817998U
Application number: CN202121224072.6U
Authority: CN
Inventors: 程秀桂
Original assignee: Zhejiang Guangyao New Energy Co ltd
Current assignee: Zhejiang Guangyao New Energy Co ltd
Priority date: 2021-06-02
Filing date: 2021-06-02
Publication date: 2022-02-11
Anticipated expiration: 2031-06-02

Abstract

The utility model discloses an overwater photovoltaic power station, which relates to the technical field of photovoltaic power generation and comprises a plurality of supporting columns, wherein the tops of the supporting columns are connected with lifting rods in a sliding mode, movable grooves corresponding to the lifting rods are formed in the tops of the supporting columns, the tops of the lifting rods are connected with photovoltaic components through supporting devices, the side walls of the plurality of lifting rods are connected with floating plates through traction rods, and water tanks are installed at the bottoms of the floating plates. According to the utility model, the floating plate is arranged on the water surface, the water tank is arranged at the bottom of the floating plate, the photovoltaic module is regulated to lift by controlling the volume of water in the water tank, when the position of the photovoltaic module needs to be lifted and regulated, the electromagnetic valve is closed, the water in the water tank is pumped out by using the water pump, air enters the water tank after the water is pumped out, and the floating plate drives the lifting rods to lift simultaneously along with the gradual increase of the buoyancy of the water tank, so that the effect of lifting and regulating the position of the photovoltaic module is achieved, and vice versa.

Description

Photovoltaic power plant on water

Technical Field

The utility model relates to the technical field of photovoltaic power generation, in particular to a waterborne photovoltaic power station.

Background

At present, a water floating type photovoltaic power generation system appears on the water surface, the floating barrel floating on the water surface is used as a buoyancy carrier, water power generation is realized, and the defect that the traditional photovoltaic power station occupies large land resources is overcome. However, in the water body of the built floating photovoltaic power station, the buoys floating on the water surface occupy a large amount of water surface, so that the contact area between the water surface and the air is reduced, the oxygen content and the temperature emission in the water are affected, and a devastating disaster is brought to the aquaculture industry in the water. In addition, the photovoltaic power station floating on the water surface is greatly influenced by strong wind, and when the wind power on the water surface is large, the position and the orientation of the photovoltaic power station can be changed, so that the power generation efficiency of the photovoltaic power station is influenced.

In order to solve the technical problem, a photovoltaic power station installed on the water surface through a support column appears on the water surface, the support column is vertically installed in water, a photovoltaic module is installed at the top of the support column, a large distance can be kept between the photovoltaic module and the water surface, the oxygen content in the water cannot be influenced, the stability is good, the position change caused by the influence of strong wind on the water surface cannot be received, but the height of the support column is fixed, the support column cannot be lifted according to actual conditions, inconvenient related workers maintain or replace the photovoltaic module installed on the support column, in addition, when rainwater is large in summer, the height of the photovoltaic module cannot be adjusted according to the height of the water surface, and the risk that the photovoltaic module is soaked in the water exists.

To this end, we propose a photovoltaic power plant on water to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a photovoltaic power station on water, which solves the technical problems in the background technology.

In order to solve the technical problem, the waterborne photovoltaic power station provided by the utility model comprises a plurality of supporting columns, wherein lifting rods are connected to the tops of the supporting columns in a sliding manner, movable grooves corresponding to the lifting rods are formed in the tops of the supporting columns, the tops of the lifting rods are connected with photovoltaic components through supporting devices, the side walls of the lifting rods are connected with floating plates through traction rods, water tanks are installed at the bottoms of the floating plates, water inlet devices are arranged on the outer side walls of the water tanks, drainage devices are arranged at the tops of the water tanks, air inlet pipes are installed at the tops of the floating plates, and the bottoms of the air inlet pipes penetrate through the floating plates and extend into the water tanks.

Preferably, a liquid level sensor is installed in the water tank.

Preferably, the bottom of the supporting column is fixedly connected with a fixing plate, and a plurality of fixing holes are formed in the fixing plate.

Preferably, the supporting device comprises a fixing block a fixedly connected to the outer side wall of the top of the lifting rod, the bottom of the photovoltaic assembly is fixedly connected with a fixing block b, and the fixing block a is connected with the fixing block b through a connecting rod.

Preferably, the water inlet device comprises water inlet pipes arranged on the side walls of the two ends of the water tank, and electromagnetic valves are arranged on the water inlet pipes.

Preferably, the drainage device comprises a water pump installed at the top of the floating plate, a controller is installed on the water pump, the controller is electrically connected with the electromagnetic valve and the water pump, an input end of the water pump is fixedly connected with a connecting water pipe, one end of the connecting water pipe penetrates through the floating plate and extends into the water tank, and an output end of the water pump is fixedly connected with a water pipe.

Compared with the related art, the waterborne photovoltaic power station provided by the utility model has the following beneficial effects:

1. the utility model provides an overwater photovoltaic power station, which is characterized in that a floating plate is arranged on the water surface, a water tank is arranged at the bottom of the floating plate, a photovoltaic module is regulated to lift by controlling the volume of water in the water tank, when the position of the photovoltaic component needs to be lifted and adjusted, the electromagnetic valve is closed, water in the water tank is pumped out by the water pump, air enters the water tank after the water is pumped out, the floating plate drives the lifting rods to lift simultaneously along with the gradual increase of the buoyancy of the water tank, the effect of lifting and adjusting the position of the photovoltaic component is achieved, when the position of the photovoltaic module needs to be lowered and adjusted, the water pump is closed, the electromagnetic valve is opened, water enters the water tank through the water inlet pipe, when water enters the water tank, the buoyancy provided by the water tank is gradually reduced, the position of the floating plate is lowered, thereby reached the effect to photovoltaic module position drop regulation, solved the unable problem of adjusting from top to bottom of the high position of installing the photovoltaic module on the surface of water at present.

2. The utility model provides an overwater photovoltaic power station, wherein the bottom of a supporting column can be fixed on a concrete pier in water through a fixing plate so as to fix the position of the supporting column conveniently, and the influence of wind on the water surface on the position of the photovoltaic power station can be avoided.

Drawings

FIG. 1 is a schematic diagram of a three-dimensional structure of an above-water photovoltaic power station;

FIG. 2 is a side view of an above-water photovoltaic power plant;

FIG. 3 is a top view of an above-water photovoltaic power plant;

fig. 4 is a bottom view of an above-water photovoltaic power plant.

Reference numbers in the figures: 1. a support pillar; 2. a lifting rod; 3. a photovoltaic module; 4. a fixed block a; 5. a fixed block b; 6. a connecting rod; 7. a floating plate; 8. a water tank; 9. a water inlet pipe; 10. an electromagnetic valve; 11. an air inlet pipe; 12. a water pump; 13. a controller; 14. connecting a water pipe; 15. a water delivery pipe; 16. a fixing plate; 17. a drawbar.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

By figure 1-4, a photovoltaic power plant on water, including a plurality of support columns 1, the top sliding connection of support column 1 has lifter 2, the top of support column 1 is provided with the activity groove that corresponds with lifter 2, the top of lifter 2 is connected with photovoltaic module 3 through strutting arrangement, the lateral wall of a plurality of lifters 2 is connected with kickboard 7 through traction lever 17, water tank 8 is installed to the bottom of kickboard 7, the lateral wall of water tank 8 is provided with water installations, the top of water tank 8 is provided with drainage device, intake pipe 11 is installed at the top of kickboard 7, the bottom of intake pipe 11 runs through kickboard 7 and extends to water tank 8 in.

The floating plate 7 is formed by combining a foam plate and a wood plate and is subjected to anti-corrosion treatment, and the floating plate 7 is used for providing a part of buoyancy and fixing the water tank 8.

The air inlet pipe 11 is used for ensuring the air pressure balance in the water tank 8 and avoiding the deformation of the water tank 8.

The supporting device comprises a fixing block a4 fixedly connected to the outer side wall of the top of the lifting rod 2, a fixing block b5 fixedly connected to the bottom of the photovoltaic module 3, and a fixing block a4 is connected with a fixing block b5 through a connecting rod 6.

The support device is used for fixing the photovoltaic module 3 on the top of the lifting rod 2.

The water inlet device comprises a water inlet pipe 9 arranged on the side walls of two ends of the water tank 8, and an electromagnetic valve 10 is arranged on the water inlet pipe 9.

The effect of inlet tube 9 is the inside that is convenient for water to enter into water tank 8, reduces the buoyancy that water tank 8 provided to in the height to photovoltaic module 3 carries out lift adjustment.

Drainage device is including installing water pump 12 at kickboard 7 top, installs controller 13 on the water pump 12, and the electricity is connected between controller 13 and solenoid valve 10 and the water pump 12, and water pump 12's input fixedly connected with connects water pipe 14, and the one end of connecting water pipe 14 runs through kickboard 7 and extends to water tank 8 in, and water pump 12's output fixedly connected with raceway 15.

The water in the water tank 8 is pumped out through the water pump 12, the amount of water in the water tank 8 is reduced, the buoyancy of the water tank 8 is adjusted, and the position of the photovoltaic component 3 is adjusted in a rising mode.

Example two

On the basis of the first embodiment, the bottom of the supporting column 1 is fixedly connected with a fixing plate 16, and the fixing plate 16 is provided with a plurality of fixing holes.

The fixing plate 16 is used for fixing the bottom of the support column 1 and a concrete pier in water together, and the influence of wind on the water surface on the position of the photovoltaic power station can be avoided.

The working principle is as follows:

when the photovoltaic power station generates electricity in water, if related workers need to maintain the photovoltaic module 3, the water pump 12 is closed, the electromagnetic valve 10 is opened, water enters the water tank 8 through the water inlet pipe 9, after the water enters the water tank 8, buoyancy provided by the water tank 8 is gradually reduced, the position of the floating plate 7 is lowered, so that the effect of adjusting the position of the photovoltaic module 3 in a descending mode is achieved, after maintenance is finished, the position of the photovoltaic module 3 is reset, the electromagnetic valve 10 is closed, water in the water tank 8 is pumped out by the water pump 12, air enters the water tank 8 after the water is pumped out, as the buoyancy of the water tank 8 is gradually increased, the floating plate 7 drives the plurality of lifting rods 2 to ascend simultaneously, the effect of adjusting the position of the photovoltaic module 3 in an ascending mode is achieved, when the photovoltaic power station is in a rainy season, the position of the photovoltaic module 3 can be correspondingly adjusted through the height of the water surface, avoiding damage to the photovoltaic module 3 caused by flooding the photovoltaic module 3 with water.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a photovoltaic power plant on water, includes a plurality of support columns (1), its characterized in that: the top sliding connection of support column (1) has lifter (2), the top of support column (1) is provided with the movable groove that corresponds with lifter (2), the top of lifter (2) is connected with photovoltaic module (3) through strutting arrangement, and is a plurality of the lateral wall of lifter (2) is connected with kickboard (7) through traction lever (17), water tank (8) are installed to the bottom of kickboard (7), the lateral wall of water tank (8) is provided with water installations, the top of water tank (8) is provided with drainage device, intake pipe (11) are installed at the top of kickboard (7), the bottom of intake pipe (11) is run through kickboard (7) and is extended to water tank (8) in.

2. The above-water photovoltaic power plant according to claim 1, characterized in that a fixing plate (16) is fixedly connected to the bottom of the supporting column (1), and a plurality of fixing holes are arranged on the fixing plate (16).

3. The waterborne photovoltaic power station of claim 1, wherein the support device comprises a fixing block a (4) fixedly connected to the outer side wall of the top of the lifting rod (2), a fixing block b (5) is fixedly connected to the bottom of the photovoltaic component (3), and the fixing block a (4) is connected with the fixing block b (5) through a connecting rod (6).

4. The above-water photovoltaic power plant according to claim 1, characterized in that the water intake means comprise an intake pipe (9) mounted on the side walls of both ends of the water tank (8), the intake pipe (9) being equipped with a solenoid valve (10).

5. The overwater photovoltaic power station as claimed in claim 4, characterized in that the drainage device comprises a water pump (12) mounted on the top of the floating plate (7), a controller (13) is mounted on the water pump (12), the controller (13) is electrically connected with the electromagnetic valve (10) and the water pump (12), a connecting water pipe (14) is fixedly connected to the input end of the water pump (12), one end of the connecting water pipe (14) penetrates through the floating plate (7) and extends into the water tank (8), and a water delivery pipe (15) is fixedly connected to the output end of the water pump (12).