CN105656396B - A kind of integrated system of flat-topped building photovoltaic generation-rain water electricity generating - Google Patents

Abstract

The invention discloses an integrated system of photovoltaic power generation and rainwater power generation for a flat-roofed building, which belongs to the field of energy power generation. The present invention arranges at least 3 comprehensive power generation devices in an array on the top of the flat-roofed building; the photovoltaic power generation-rainwater power generation device in the comprehensive power generation device is fixed on the support mechanism, and the photovoltaic power generation-rainwater power generation device uses sunlight or collects rainwater to generate electricity. The converted electric energy is stored in the storage battery of the control system; the umbrella-shaped opening and closing mechanism in the photovoltaic power generation-rainwater power generation device realizes different power generation methods through mechanism expansion and contraction; The roof rainwater flows down from the water pipes of the building body to impact the water wheel for hydroelectric power generation. The invention installs a power generation system on the roof, utilizes solar energy and rainwater to generate power, can perform power generation work in both sunny and rainy days, improves the utilization rate of energy, has strong practicability, and is convenient for popularization and use.

Description

An integrated system of photovoltaic power generation and rainwater power generation for flat-roofed buildings

technical field

The invention relates to the technical field of energy power generation, and more specifically relates to an integrated system of photovoltaic power generation and rainwater power generation for a flat-roofed building.

Background technique

As green and environmentally friendly new energy sources, solar energy and wind energy are inexhaustible and inexhaustible. Against the backdrop of increasing global energy shortage and deteriorating environment, solar energy and wind energy, as sustainable and clean energy sources, have attracted great attention from all quarters.

In recent years, my country's photovoltaic industry has developed rapidly driven by national large-scale engineering projects, promotion plans and international cooperation projects. As the direction of energy development in the future, the application of solar energy to household equipment has the characteristics of not being affected by power supply, not consuming conventional electric energy, as long as there is sufficient sunlight, etc., so it has attracted widespread attention from people, and it is also known as Green environmental protection products, low operation and maintenance costs, the entire system operation is automatically controlled, without human intervention, almost no maintenance costs. However, most of the existing solar power generation is flat and the installation angle is fixed, so the solar panels cannot fully absorb and convert sunlight, the power generation cannot be guaranteed, and it is difficult to use it continuously. The power generation device cannot use rainwater to generate electricity. Therefore, it is necessary to adopt a new technical solution to solve the above problems.

Regarding the technical scheme of new energy power generation, relevant technical schemes have been disclosed, such as Chinese patent application number: 201310119442.3, application date: April 8, 2013, and the name of the invention is: integrated solar roof power generation system, the application is disclosed An integrated solar roof power generation system, including: a plurality of solar panel groups, each solar panel group includes: a plurality of solar panels, the upper and lower edges of which are spliced in sequence, and the side edges are aligned in a straight line to form the solar energy The battery panel group, a plurality of fixing components are arranged at the joints of the solar panels, and a plurality of water retaining members are fixedly arranged on the joints of the upper surfaces of two adjacent solar panels to cover A plurality of gutter parts are fixed to the surface of the roof, are located between two adjacent solar panel groups, and are closely spliced with the two adjacent solar panel groups, wherein, Each of the gutters has a groove for concentrating the rainwater flowing down from two adjacent solar panel groups and guiding the rainwater out of the roof, and a plurality of supporting and fixing seats fixed on the roof for connecting with the solar battery The panels are connected to fix the solar panels on the roof. Although this solution can use solar energy to generate electricity on the roof, the energy utilization rate is low and it cannot be used in rainy days.

Another example is the Chinese patent application number: 201320158483.9, application date: April 2, 2014, and the name of the invention is: an energy self-supply device, including a solar panel body, a windmill, a utility pole, and a street lamp. The windmill is arranged on the utility pole and electrically connected with the street lamp; the windmill is arranged on the solar panel body and electrically connected with the solar panel body, which belongs to the technical field of energy application. Although this patented solution can utilize both wind energy and solar energy, the area of solar panel power generation is small, wind power generation is greatly affected by wind direction, and the power generation efficiency needs to be improved.

Contents of the invention

1. The technical problem to be solved by the invention

The purpose of the present invention is to overcome the deficiency of low energy utilization rate in the prior art, and provide an integrated system of photovoltaic power generation and rainwater power generation for flat-roofed buildings. It can generate electricity and can work normally under different weather conditions, which improves the utilization rate of energy and is convenient for popularization and use.

2. Technical solution

In order to achieve the above object, the technical scheme provided by the invention is:

An integrated photovoltaic power generation-rainwater power generation system for a flat-roof building according to the present invention, at least three comprehensive power generation devices are arranged on the top of the flat-roof building, and the comprehensive power generation devices are arranged in an array; the comprehensive power generation devices include photovoltaic power generation-rainwater power generation device, support mechanism and control system, the photovoltaic power generation-rainwater power generation device is fixed on the support mechanism, the photovoltaic power generation-rainwater power generation device uses sunlight or collects rainwater to generate electricity, and the converted electric energy is stored in the storage battery of the control system; The outer eaves of the roof of the flat-roofed building protrude upwards, so that the rainwater on the roof flows down from the water pipes of the building body and impacts the water wheel of the large hydroelectric generator for hydroelectric power generation. The electric energy generated by the large hydroelectric generator and the comprehensive power generation The devices generate electrical energy to jointly supply power to electrical equipment.

As a further improvement of the present invention, the building body water pipe is vertically arranged on the side wall of the flat-roofed building body, and the water outlet of the building body water pipe leads to the water inlet of the large hydroelectric generator; the water outlet of the large hydroelectric generator It is connected with the storage tank through the drainage pipe at the bottom of the building, and the rainwater is discharged into the storage tank for secondary use.

As a further improvement of the present invention, the control system includes a rectifier and a controller. After being rectified, the power generated by solar energy and rainwater is transferred to the battery for storage, and the battery supplies power to other equipment.

As a further improvement of the present invention, the photovoltaic power generation-rainwater power generation device includes a photovoltaic module and an umbrella-shaped opening and closing mechanism. When the umbrella-shaped opening and closing mechanism is deployed, the photovoltaic module receives sunlight to generate electricity; In the closed state of the mechanism, a rainwater collection port is formed, and the collected rainwater passes through the hydroelectric generator to generate electricity.

As a further improvement of the present invention, the umbrella-shaped opening and closing mechanism includes an opening and closing drive mechanism, an umbrella stand center rod, an upper compression sleeve, a lower compression sleeve, a compression spring and an umbrella stand base, and the umbrella stand base is connected to the umbrella stand base. The frame center rod is slidingly connected, the lower compression sleeve, the compression spring and the upper compression sleeve are sequentially set on the umbrella frame center rod from bottom to top, and the upper compression sleeve is fixed with the umbrella frame center rod; the lower compression sleeve and The upper compression sleeves are connected with support wires, and the opening and closing drive mechanism controls the up and down movement of the umbrella stand base to realize the folding and unfolding of the umbrella-shaped opening and closing mechanism.

As a further improvement of the present invention, the photovoltaic module includes a monocrystalline silicon solar module and a flexible thin film solar module, a rainproof cloth is arranged on the support wire in the umbrella opening and closing mechanism; Flexible thin-film solar modules, the monocrystalline silicon solar modules are set on the outer edge of the rainproof cloth by pulling the slider or knuckle; Electrically connected humidity sensing device.

As a further improvement of the present invention, the umbrella-shaped opening and closing mechanism is hinged to the main pole in the support mechanism through the guide bracket; Hinged, the telescopic end of the telescopic rod is connected to the base of the umbrella stand through the angle connecting rod, and the base of the umbrella stand is slidingly connected with the central rod of the umbrella stand, and the swing of the guide bracket is controlled by the driving mechanism of the telescopic rod.

As a further improvement of the present invention, the umbrella stand base is slidably connected to the central rod of the umbrella stand through the inner sliding sleeve, and at least five base water inlets are formed between the outer circumference of the umbrella stand base and the inner sliding sleeve; the lower end of the umbrella stand base is connected with A diversion tube, the diversion tube cooperates with the water delivery sleeve arranged on the diversion bracket to guide the water flow into the inner cavity of the diversion bracket.

As a further improvement of the present invention, the two hinged legs of the diversion bracket are water outlets of the diversion bracket, and the water outlet of the diversion bracket communicates with the water flow pipe in the main pole; the water outlet of the water flow pipe leads to The water wheel of the hydroelectric generator, the water flow hits the water wheel and rotates to generate electricity.

As a further improvement of the present invention, both the control system and the hydro-generator are arranged in the base box, and the water inlet of the hydro-generator communicates with the water outlet of the water flow pipe.

3. Beneficial effect

Compared with the prior art, the technical solution provided by the invention has the following beneficial effects:

(1) The photovoltaic power generation-rainwater power generation integrated system for a flat-roofed building of the present invention can use solar energy to generate electricity in sunny weather, and can use rainwater to generate electricity in rainy days, ensuring that electrical equipment can be used in different weathers. Normal operation; in addition, the rainwater collects again on the top of the building after a power generation in the integrated power generation device, and the rainwater hits the large hydroelectric generator through the water pipes of the building to generate electricity. The rainwater is reused and the energy utilization rate is improved;

(2) In the integrated system of photovoltaic power generation-rainwater power generation for a flat-roofed building of the present invention, the set photovoltaic module is located in the umbrella-shaped opening and closing mechanism, and the flexible thin-film solar module adopted can be attached to the surface of the rainproof cloth and can be folded Collapse; when the umbrella-shaped opening and closing mechanism is unfolded, it has a large light energy absorption surface, and the inclination of the umbrella-shaped opening and closing mechanism can be adjusted through the telescopic rod, which improves the utilization rate of solar energy;

(3) An integrated system of photovoltaic power generation-rainwater power generation for a flat-roofed building of the present invention forms a rainwater collection port in the state where the umbrella-shaped opening and closing mechanism is closed, and the rainwater collection port opens upward, and the collected rainwater Enter the diversion bracket through the water inlet of the base, and finally impact the water wheel to rotate to generate electricity, ensuring that the device can also be used to generate electricity normally in rainy days;

(4) The photovoltaic power generation-rainwater power generation integrated system for a flat-roofed building of the present invention can automatically switch between solar power generation and rainwater generation, and only one device can realize different functions, saving the use of materials , the structure is ingenious, the principle is simple, and it is convenient to popularize and use.

Description of drawings

Fig. 1 is the structural representation of building power generation integrated system in the present invention;

Fig. 2 is a schematic diagram of the overall structure of the integrated power generation device in the present invention;

Fig. 3 is the specific structural representation of comprehensive power generation device among the present invention;

Fig. 4 is the structural representation of umbrella opening and closing mechanism among the present invention;

Fig. 5 is a schematic diagram of the distribution structure of solar modules on the umbrella opening and closing mechanism in the present invention;

Fig. 6 is a schematic structural view of the water inlet of the base in the present invention;

Fig. 7 is a schematic diagram of the position and structure of the upper and lower compression sleeves in the present invention;

Fig. 8 is a schematic diagram of the positional relationship between the draft tube and the water delivery casing in the present invention;

Fig. 9 is a schematic diagram of the internal structure of the water delivery casing in the present invention;

Fig. 10 is a schematic diagram of the connection structure between the water delivery casing and the central pole of the umbrella stand in the present invention;

Fig. 11 is a schematic diagram of the connection structure between the guide bracket and the first hinge seat in the present invention;

Fig. 12 is a schematic structural view of the telescopic rod in the present invention;

Fig. 13 is a structural schematic diagram of a hydroelectric generator in the present invention;

Fig. 14 is a structural schematic diagram of a support mechanism adopting a branch structure in the present invention.

Explanation of the labels in the schematic diagram: 1. Photovoltaic power generation-rainwater power generation device; 11. Monocrystalline silicon solar module; 12. Flexible thin-film solar module; 121. Rainwater collection port; 13. Pulling slider; 142, upper compression sleeve; 143, lower compression sleeve; 144, compression spring; 145, support wire; 15, umbrella stand base; 151, base water inlet; 152, inner sliding sleeve; 153, guide tube; 16, diversion bracket; 161, water outlet of diversion bracket; 17, first hinge seat; 171, first hinge shaft; 18, water delivery sleeve; 181, central rod connecting plate; 182, diversion sleeve; 21, the outer tube of the telescopic rod; 22, the inner tube of the telescopic rod; 23, the angle connecting rod; 24, the second hinged seat; 25, the driving mechanism of the telescopic rod; , the first bracket; 33, the water flow pipe; 34, the second bracket; 41, the base box; 42, the water turbine generator; 421, the water turbine motor support; 43, the rectifier; 44, the controller; 45, the storage battery; 46. Drainage pipe; 5. Flat roof building; 61. Building water pipe; 62. Large water turbine generator; 63. Control box; 64. Drainage pipe at the bottom of the building; 71. Reservoir; 72. Water pump; 73 , Suction pipe; 74, overflow pipe; 75, sewer.

Detailed ways

In order to further understand the content of the present invention, the present invention will be described in detail in conjunction with the accompanying drawings and embodiments.

Example 1

With reference to Fig. 1, Fig. 2 and Fig. 3, an integrated system of photovoltaic power generation and rainwater power generation for a flat-roofed building in this embodiment, at least 3 integrated power generating devices are arranged on the top of the flat-roofed building body 5, and the integrated power generating devices are arranged in an array The integrated power generation device includes a photovoltaic power generation-rainwater power generation device 1, a support mechanism 3 and a control system. The photovoltaic power generation-rainwater power generation device 1 in this embodiment is fixed on the support mechanism 3, and the photovoltaic power generation-rainwater power generation device 1 utilizes solar energy or or Rainwater is collected for power generation. The control system is provided with a rectifier and a controller for power conversion. The converted power is stored in the storage battery 45 of the control system to supply power for other electrical equipment. According to the length and width of the flat roof body 5, the number of integrated power generation devices is not particularly limited, as shown in FIG. 1, a 2x4 arrangement is adopted. The main purpose of the arrangement is to optimize the use of space on the roof, so that the integrated power generation devices will not affect each other.

The outer eaves of the roof of the flat-roofed building body 5 protrude upwards, so that the roof can collect a part of rainwater, and the collected rainwater flows down from the water pipe 61 of the building body to impact the water wheel of the large hydroelectric generator 62 to generate hydroelectric power. The electric energy generated by the generator 62 and the electric energy generated by the comprehensive power generation device jointly supply power to the electric equipment. In order to facilitate the flow of water, the entrance of the top building water pipe 61 of the flat roof body 5 is located lower than other positions.

The photovoltaic power generation-rainwater power generation device 1 of this embodiment includes a photovoltaic module and an umbrella-shaped opening and closing mechanism. When the umbrella-shaped opening and closing mechanism is deployed, the photovoltaic module receives sunlight to generate electricity; A rainwater collection port 121 is formed, and the collected rainwater passes through the hydroelectric generator 42 to generate electricity.

Example 2

Referring to Fig. 1, the integrated system of photovoltaic power generation and rainwater power generation for a flat-roofed building in this embodiment has the same basic structure as that of Embodiment 1, the difference being that the water pipes 61 for the building body are vertically arranged on the flat-roofed building The side wall of the body 5, the water outlet of the water pipe 61 of the building body leads to the water inlet of the large hydroelectric generator 62; the water outlet of the large hydroelectric generator 62 communicates with the reservoir 71 through the drainage pipe 64 at the bottom of the building, and the rainwater drainage Carry out secondary use in the reservoir 71. The large size in the large hydroelectric generator is just bigger than the hydroelectric generator in the comprehensive power generation device.

The electric power produced by the large hydraulic generator 62 is stored in the storage battery in the control box 63, which is also equipped with rectifiers, inverters, controllers and other electric energy conversion control devices. This technology is a conventional technology and does not require special describe. In order to be able to reuse the discharged water, this embodiment does not discharge the rainwater directly into the sewer, but discharges it into the reservoir 71 through the drainage pipe 64 at the bottom of the building, and the water in the reservoir 71 can be drawn out by the water pump 72 , through the pumping pipe 73 for farmland irrigation, or other purposes. Due to the relatively abundant rainfall in summer, in order to prevent the water from overflowing, an overflow pipe 74 is arranged on the top of the reservoir 71. The outlet of the overflow pipe 74 is connected to the sewer 75, and when there is more water in the reservoir 71, it will automatically go down the sewer 75. overflow.

Example 3

With reference to Fig. 4, the integrated system of photovoltaic power generation and rainwater power generation for a flat-roofed building in this embodiment has the same basic structure as that of Embodiment 2, the difference being that the umbrella-shaped opening and closing mechanism in this embodiment includes an opening and closing Drive mechanism 2 , umbrella stand center rod 141 , upper compression sleeve 142 , lower compression sleeve 143 , compression spring 144 and umbrella stand base 15 . The umbrella stand base 15 is slidably connected to the umbrella stand center rod 141, as shown in Figure 7, the lower compression sleeve 143, the compression spring 144 and the upper compression sleeve 142 are sequentially set on the umbrella stand center rod 141 from bottom to top, and The upper compression sleeve 142 is fixed with the central rod 141 of the umbrella stand, preventing it from sliding up and down and causing the whole mechanism to fail to expand. Both the lower compression sleeve 143 and the upper compression sleeve 142 are connected with support wires 145, and the opening and closing drive mechanism controls the movement of the umbrella stand base 15 up and down to realize the folding and unfolding of the umbrella opening and closing mechanism.

As shown in Figure 5, the photovoltaic module in this embodiment includes a monocrystalline silicon solar module 11 and a flexible thin-film solar module 12, and the support wire 145 in the umbrella-shaped opening and closing mechanism is provided with a rainproof cloth, according to the umbrella-shaped opening and closing The structure of the mechanism is set, and the rainproof cloth can be selected in different ways. It can be an ordinary waterproof material, or an elastic material, or it can be opened and closed up and down by stacking. A flexible thin film solar module 12 is arranged on the upward side of the rainproof cloth, and the rainproof cloth is divided into eight equally by the support wire 145. The flexible thin film solar module 12 is arranged on each rainproof cloth, and each flexible thin film solar module 12 is made of a flexible film The solar battery belt is divided into multiple rows and pasted on the rainproof cloth. The specific number of rows and the number of rainproof cloth pieces can be selected according to actual needs during actual use. The flexible thin-film solar modules 12 are connected in series or in parallel, and in this embodiment, they are preferably connected in series.

The monocrystalline silicon solar module 11 is arranged on the outer edge of the rainproof cloth. When the umbrella-shaped opening and closing mechanism is closed, the distance between the outer edges of adjacent support wires 145 must be reduced. Therefore, between the tops of adjacent support wires 145 There is a pull-out slide bar 13 between them, on which the monocrystalline silicon solar module 11 is arranged, and the pull-out slide bar 13 can be shortened or elongated by the support wire 145, and the length of the single-crystal silicon solar module 11 is equal to that of an umbrella After the umbrella-shaped opening and closing mechanism is folded, the distance between the top ends of the adjacent support wires 145 will not interfere with each other when the umbrella-shaped opening and closing mechanism is collapsed. The monocrystalline silicon solar module 11 is also divided into eight power generation sheets arranged on the outer edge of the rainproof cloth, and the power generation sheets are connected in series. The electric energy generated by the monocrystalline silicon solar module 11 and the flexible thin-film solar module 12 is confluenced and then transmitted, rectified and stored in the storage battery.

It should be noted that both the monocrystalline silicon solar module 11 and the flexible thin-film solar module 12 are provided with a humidity sensing device, the sensing device transmits the sensing signal to the controller in the control system, and then the controller issues a corresponding execution signal to drive the umbrella The shape opening and closing mechanism can be expanded or folded, and a light sensing device can also be set to cooperate with the humidity sensing device to realize intelligent control.

Example 4

Referring to Fig. 4, the integrated system of photovoltaic power generation-rainwater power generation for a flat-roofed building in this embodiment has the same basic structure as that of Embodiment 3, the difference being that the monocrystalline silicon solar module 11 is set in this embodiment The method is different. The monocrystalline silicon solar module 11 is composed of left and right parts. The middle part of the monocrystalline silicon solar module 11 can be bent and folded to form an included angle, similar to the principle that the sum of two sides of a triangle is greater than the third side. It should be noted that the length of the monocrystalline silicon solar module 11 is the same as the distance between the tops of adjacent support wires 145 to ensure that the monocrystalline silicon solar module 11 is fully unfolded after the umbrella-shaped opening and closing mechanism is deployed. When the umbrella-shaped opening and closing mechanism is closed, the distance between the tops of adjacent support wires 145 is reduced, and the left and right parts of the monocrystalline silicon solar module 11 are bent in the opposite direction to the umbrella-shaped opening and closing mechanism to avoid interference without affecting the umbrella-shaped opening and closing mechanism. The combination mechanism can be expanded or retracted without affecting the collection of rainwater. Compared with Example 2, this structural design has a larger light-receiving area and higher power generation efficiency.

Example 5

The integrated system of photovoltaic power generation and rainwater power generation for a flat-roofed building in this embodiment has the same basic structure as that of Embodiment 3, except that the umbrella-shaped opening and closing mechanism connects with the support mechanism 3 through the guide bracket 16. The main pole 31 is hinged, the opening and closing drive mechanism 2 includes a telescopic rod and an angle connecting rod 23, one end of the telescopic rod is hinged with the main pole 31, and the umbrella stand base 15 is slidably connected with the central pole 141 of the umbrella stand. The driving mechanism 25 controls the swing of the guide bracket 16 .

More specifically, the telescopic rod includes a telescopic rod outer tube 21 and a telescopic rod inner tube 22. As shown in FIG. The inner tube 22 is telescopic. In addition, the outer tube 21 of the telescopic rod is hingedly connected with the main pole 31 through the second hinge seat 24, and the inner tube 22 of the telescopic rod is connected with the umbrella stand base 15 through the angle connecting rod 23, wherein the outer end of the angle connecting rod 23 is connected with the inner part of the telescopic rod. The pipe 22 is hinged, and the inner end of the angle connecting rod 23 is fixedly connected with the umbrella stand base 15 . When the inner tube 22 of the telescopic rod stretches out, the guide bracket 16 will swing to the right, and at the same time, the umbrella stand base 15 is pushed upwards, and the umbrella opening and closing mechanism is launched; when the inner tube 22 of the telescopic rod is closed, the guide bracket 16 will Swing to the left until it is in a vertical position and stops. At this time, the rainwater collection port 121 is just facing upwards, which is convenient for rainwater collection.

Example 6

Referring to Fig. 14, the integrated system of photovoltaic power generation and rainwater power generation for flat-roofed buildings in this embodiment has the same basic structure as that of Embodiment 5, except that the support mechanism 3 in this embodiment includes a main pole 31. The first support 32 and the second support 34. The first support 32 and the second support 34 are two branches drawn from the main support rod 31, and the two are oppositely arranged. The guide support 16 and the main support mechanism 3 The pole 31 is hinged, and the telescopic rod is hinged with the second bracket 34 . This structural design has the same function as that in Embodiment 4, except that a different support form is adopted, so that the distance between the telescopic rod and the deflector bracket 16 is greater, which is easy to control and requires less force when opening and closing.

Example 7

With reference to Fig. 5 and Fig. 6, the integrated system of photovoltaic power generation and rainwater power generation for a flat-roofed building in this embodiment has the same basic structure as that of Embodiment 5, except that in the umbrella-shaped opening and closing mechanism, the umbrella The frame base 15 is slidably connected with the umbrella frame center rod 141 through the inner sliding sleeve 152, and the outer circumference of the umbrella frame base 15 and the inner sliding sleeve 152 are connected through grids, and the base water inlet 151 is formed between the grids, in order to ensure the water flow speed , There are at least 5 base water inlets 151 on an umbrella stand base 15, and 8 are provided in this embodiment. The lower end of the umbrella stand base 15 is connected with a guide tube 153 , and the guide tube 153 communicates with the water inlet 151 of the base. The lower end of the flow guide tube 153 cooperates with the water transfer sleeve 18 arranged on the flow guide bracket 16 to guide the water flow into the inner cavity of the flow guide bracket 16 .

More specifically, referring to Fig. 9 and Fig. 10, the water transfer casing 18 includes a central rod connecting plate 181 and a flow guiding sleeve 182, the central rod connecting plate 181 is arranged at equal intervals along the side wall of the water transferring casing, and the central rod connecting plate The inner side of 181 is fixedly connected with umbrella stand center pole 141. The adjacent central rod connecting plate 181 forms a water inlet, and the water flow can enter the inner cavity of the flow guiding bracket 16 . The diversion sleeve 182 is located at the upper end of the water delivery sleeve 18 , and the radius of its inner wall is 0.5-1.3 mm different from the radius of the outer edge of the diversion tube 153 . When the umbrella stand base 15 slides to the bottom, as shown in Figure 8, the guide tube 153 can be easily inserted into the guide sleeve 182, and its joint part has increased the structural strength, which can reduce the centering when the wind is strong. The damage of the rod connecting plate 181 forms a double connection, which ensures the stability of the structure and has a long service life.

Referring to Fig. 11, the two hinged legs of the diversion bracket 16 are the outlets 161 of the diversion bracket, and the first hinge seat 17 is arranged on the first bracket 32, and the first hinge seat 17 is composed of ears arranged in parallel on both sides. The part between the ears on both sides communicates with the inner cavity of the first bracket 32 . The first hinged seat 17 is horizontally provided with a first hinged shaft 171, and the two hinged legs of the diversion bracket 16 block the first hinged shaft 171, and the water outlet 161 of the diversion bracket communicates with the water flow pipe 33 in the first bracket 32 , the water outlet of the water flow pipe 33 leads to the water wheel of the water turbine generator 42, and the water flow impacts the water wheel to rotate to generate electricity, realizing the use of rainwater to generate electricity.

Example 8

The basic structure of the photovoltaic power generation-rainwater power generation integrated system for a flat-roofed building in this embodiment is the same as that of Embodiment 7, except that the bottom of the main pole 31 is fixedly connected with the base box 41; the control system and The hydroelectric generators 42 are all arranged inside the base box 41 . The control system includes a rectifier 43 and a controller 44. The power generated by solar energy, wind power and water power is rectified by the rectifier 43 and transferred to the storage battery 45 for storage through the controller 44. The battery 45 supplies power to electrical equipment. The water wheel generator 42 is arranged on the lower part of the main pole 31, so that the water wheel is opposite to the water flow pipe 33, which is convenient for hydroelectric power generation. A drain pipe 46 is also provided on the side wall of the base box body 41 , and the drain pipe 46 communicates with the drain port of the hydroelectric generator 42 to discharge rainwater. In order to prevent the hydroelectric generator 42 from being damaged due to damp, as shown in FIG.

The above embodiments are not limited to the listed content, and the various schemes can be organically combined according to actual needs. For the device structure given above, its specific usage method is:

1), the humidity sensing device collects signals, and sends the collected signals to the controller 44;

2), the controller 44 judges the working mode according to the humidity signal. If the humidity signals of more than 6 humidity sensing devices are all judged to be rainy, the umbrella-shaped opening and closing mechanism is in the water collecting state; otherwise, it is in the unfolding state. When the umbrella-shaped opening and closing mechanism is in the water-collecting state, the telescopic rod driving mechanism 25 controls the inner tube 22 of the telescopic rod to retract, the umbrella stand base 15 slides to the bottom of the umbrella stand center rod 141, and the guide bracket 16 moves to the side close to the telescopic rod Swing, when the diversion bracket 16 is in the vertical position, the diversion tube 153 snaps into the diversion sleeve 182 to collect rainwater; the collected rainwater enters the diversion tube 153 from the water inlet 151 of the base, and then connects from the central rod Between the plates 181, it enters the inner cavity of the diversion bracket 16, then enters the water flow pipe 33 through the outlet 161 of the diversion bracket, and finally flows out of the water wheel that impacts the hydroelectric generator 42 to generate electricity, and the used rainwater is discharged through the drain pipe 46.

During the unfolding process of the umbrella-shaped opening and closing mechanism, the telescopic rod driving mechanism 25 controls the extension of the telescopic rod inner tube 22, the umbrella stand base 15 slides to the top of the umbrella stand central rod 141, and the guide bracket 16 swings to the side away from the telescopic rod, and the rainproof cloth Expanding, the monocrystalline silicon solar module 11 and the flexible thin film solar module 12 can receive light energy to generate photovoltaic power.

3) The electric energy generated by photovoltaic power generation and rainwater power generation is rectified by the rectifier 43, and the electric energy is stored in the storage battery 45 for use by electric equipment.

4), while the integrated power generation device is carrying out rainwater power generation, the rainwater on the top of the flat roof body 5 flows down through the water pipe 61 of the building body, and the rainwater impacts the water wheel of the large hydroelectric generator 62 to generate electricity, and the generated energy is stored in the control box 63 The battery in the battery is used by electrical equipment.

It should be noted that the control system and its storage battery are only accessories of the mechanical mechanism, and its location setting is not limited to the specific location in the present invention, and only one storage battery can be used to collect the electric energy converted by the entire system, without any special limitation.

The invention can use solar energy to generate electricity in sunny weather, and can use rainwater to generate electricity in rainy days, which ensures normal power generation in different weathers, improves the utilization rate of energy, is convenient for popularization and use, and conforms to the national development of new energy. policy requirements.

The above schematically describes the present invention and its implementation, which is not restrictive, and what is shown in the drawings is only one of the implementations of the present invention, and the actual structure is not limited thereto. Therefore, if a person of ordinary skill in the art is inspired by it, without departing from the inventive concept of the present invention, without creatively designing a structural mode and embodiment similar to the technical solution, it shall all belong to the protection scope of the present invention .

Claims (8)

1. An integrated system of photovoltaic power generation-rainwater power generation for a flat-roofed building, characterized in that: at least 3 integrated power generating devices are arranged on the top of the flat-roofed building body (5), and the integrated generating devices are arranged in an array; the integrated generating devices It includes a photovoltaic power generation-rainwater power generation device (1), a support mechanism (3) and a control system, the photovoltaic power generation-rainwater power generation device (1) is fixed on the support mechanism (3), and the photovoltaic power generation-rainwater power generation device (1) Use sunlight or collect rainwater to generate electricity, and the converted electric energy is stored in the storage battery (45) of the control system; the outer eaves of the roof of the flat-roofed building (5) protrude upwards, and the water pipes (61) of the building are vertically arranged On the side wall of the flat roof body (5), the water outlet of the building body water pipe (61) leads to the water inlet of the large hydroelectric generator (62), so that the roof rainwater flows down from the building body water pipe (61) and has a large impact. The water wheel of the No. 6 hydroelectric generator (62) carries out hydroelectric power generation, and the electric energy produced by the large hydroelectric generator (62) and the integrated power generation device produce electric energy to supply power for electrical equipment; The photovoltaic power generation-rainwater power generation device (1) includes a photovoltaic module and an umbrella-shaped opening and closing mechanism. When the umbrella-shaped opening and closing mechanism is unfolded, the photovoltaic module receives sunlight to generate electricity; , form a rainwater collection port (121), and the collected rainwater generates electricity through a hydroelectric generator (42); ) is hinged; the umbrella-shaped opening and closing mechanism includes an opening and closing drive mechanism (2), and the opening and closing drive mechanism (2) includes a telescopic rod and an angle connecting rod (23), and one end of the telescopic rod is hinged with the main pole (31), The telescopic end of the telescopic rod is connected with the umbrella stand base (15) through the angle connecting rod (23), and the umbrella stand base (15) is slidably connected with the umbrella stand central rod (141), and the guide is controlled by the telescopic rod drive mechanism (25). Stream support (16) swings. 2. The integrated system of photovoltaic power generation-rainwater power generation for a flat-roofed building according to claim 1, characterized in that: the water outlet of the large hydroelectric generator (62) is connected to the drainage pipe (64) at the bottom of the building. The water storage tank (71) is connected, and the rainwater is discharged into the water storage tank (71) for secondary use. 3. The integrated system of photovoltaic power generation-rainwater power generation for a flat-roofed building according to claim 1, characterized in that: the control system includes a rectifier (43) and a controller (44), and the power generated by solar energy and rainwater After being rectified, it is transferred to the battery (45) for storage through the controller, and the battery (45) supplies power to other equipment. 4. The photovoltaic power generation-rainwater power generation integrated system for a flat-roofed building according to claim 1, characterized in that: the umbrella-shaped opening and closing mechanism includes an opening and closing drive mechanism (2), an umbrella stand center rod (141 ), the upper compression sleeve (142), the lower compression sleeve (143), the compression spring (144) and the umbrella stand base (15), the umbrella stand base (15) is slidingly connected with the umbrella stand center rod (141), The lower compression sleeve (143), the compression spring (144) and the upper compression sleeve (142) are successively set on the umbrella stand center rod (141) from bottom to top, and the upper compression sleeve (142) is connected with the umbrella stand center rod ( 141) is fixed; the lower compression sleeve (143) and the upper compression sleeve (142) are connected with support wires (145), and the opening and closing drive mechanism (2) controls the movement of the umbrella stand base (15) up and down to realize umbrella support. The folding and unfolding of the shape opening and closing mechanism. 5. The photovoltaic power generation-rainwater power generation integrated system for a flat-roofed building according to claim 1, characterized in that: the photovoltaic module comprises a monocrystalline silicon solar module (11) and a flexible thin film solar module (12), The support wires (145) in the umbrella-shaped opening and closing mechanism are provided with a rainproof cloth; the upward side of the rainproof cloth is provided with a flexible thin-film solar module (12), and the monocrystalline silicon solar module (11) is pulled The slide bar (13) or the knuckle mode is arranged on the outer edge of the rainproof cloth; the monocrystalline silicon solar module (11) and the flexible thin film solar module (12) are all provided with a humidity sensing device electrically connected to the controller in the control system . 6. The photovoltaic power generation-rainwater power generation integrated system for a flat-roofed building according to claim 1, characterized in that: the umbrella stand base (15) connects with the umbrella stand center rod (141) through the inner sliding sleeve (152) ) sliding connection, at least 5 base water inlets (151) are formed between the outer circumference of the umbrella stand base (15) and the inner sliding sleeve (152); The flow tube (153) cooperates with the water delivery sleeve (18) arranged on the flow guide bracket (16) to guide the water flow into the inner cavity of the flow guide bracket (16). 7. The photovoltaic power generation-rainwater power generation integrated system for a flat-roofed building according to claim 6, characterized in that: the two hinged legs of the diversion bracket (16) are water outlets (161) of the diversion bracket , the water outlet (161) of the diversion bracket is communicated with the water flow pipe (33) in the main pole (31); the water outlet of the water flow pipe (33) leads to the water wheel of the hydroelectric generator (42), and the water flow The impingement water wheel rotates to generate electricity. 8. The photovoltaic power generation-rainwater power generation integrated system for a flat-roofed building according to claim 7, characterized in that: the control system and the hydroelectric generator (42) are both arranged in the base box (41) , the water inlet of the water turbine generator (42) communicates with the water outlet of the water flow pipe (33).