CN111301620A - Overwater solar photovoltaic power generation device - Google Patents

Abstract

The invention provides an aquatic solar photovoltaic power generation device, comprising a support platform for supporting the photovoltaic power generation device, a floating air cushion for supporting the photovoltaic power generation device to float on the water surface, a power storage device, a photovoltaic power generation panel, and a wire, which is used for supporting the photovoltaic power generation device. The utility model relates to a power generation panel and a support mechanism for preventing the photovoltaic power generation panel from shaking greatly, and a wave resistance mechanism for weakening the water wave and the impact force of the wave, and relates to the field of photovoltaic power generation. The floating solar photovoltaic power generation device researches the problems existing in the floating photovoltaic power generation device, and sets up a special structure that can reduce the interference of wind and waves on the power generation device, which greatly improves the stability of the photovoltaic power generation device on the water, thereby effectively solving the general problem. The floating power generation device is easily affected by wind and waves when floating on the water surface, and the external force is easy to hit the connection part, which may cause the connection part to fall off, and even lead to a short circuit of current and the potential safety hazard of electrical conduction in the water area.

Description

An aquatic solar photovoltaic power generation device

technical field

The invention relates to the technical field of photovoltaic power generation, in particular to an aquatic solar photovoltaic power generation device.

Background technique

As the solar power generation technology becomes more and more mature, the installation of solar power generation devices on the water can not only reduce the land occupation area, but also improve the use efficiency of the water area. The efficiency is also significantly improved, but there are also certain problems in the water power generation device. The existing power generation device mainly floats on the water surface, and the movement is restricted by fixed anchors, which can reduce the construction of underwater installation facilities and save costs. Avoid occupying the underwater area. However, under the action of water waves and wind, the power generation device is easily unstable, especially when the wind and waves are large, some electrical connection parts will fall off, and even some wind waves will directly impact the power generation device and cause a short circuit. Therefore, to install photovoltaic power generation devices on water, it is generally necessary to choose areas where the water surface is relatively calm and the climate change is not very large. The general water power generation device is easily affected by wind and waves when floating on the water surface, and the external force is easy to hit the connection part. The current short-circuit and the potential safety hazards of water conduction, the development of water solar energy is limited by the geographical area, so a water solar photovoltaic power generation device is needed.

SUMMARY OF THE INVENTION

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the present invention provides an aquatic solar photovoltaic power generation device, which solves the problem that the general aquatic power generation device is easily affected by wind and waves when floating on the water surface, and the external force is easy to hit, causing the connection part to fall off, and even lead to a short circuit of current. And the potential safety hazard caused by water conduction, the development of water solar energy is subject to geographical limitations.

(2) Technical solutions

In order to achieve the above purpose, the present invention is achieved through the following technical solutions: an aquatic solar photovoltaic power generation device, comprising a support platform for supporting the photovoltaic power generation device, a floating air cushion for supporting the photovoltaic power generation device to float on the water surface, and a power storage device , photovoltaic power generation panels, wires, a support mechanism for supporting the photovoltaic power generation panels and avoiding the large shaking of the photovoltaic power generation panels, and a wave resistance mechanism for weakening the water waves and the impact force of the waves, and the floating air cushion is fixedly connected to the support platform. At the bottom, the support mechanism is arranged on the support platform, the photovoltaic power generation panel is arranged on the support mechanism, the power storage device is fixedly installed on the support platform, and the power storage device is electrically connected with a lead, and the lead of the lead One end is electrically connected with the output end of the photovoltaic power generation panel, and the wave resistance mechanism is arranged on the floating air cushion.

Preferably, the support mechanism includes a plurality of support tubes, floating support balls and floating grooves, the floating grooves are opened on the surface of the support platform, the floating groove is located at the center of the support platform, and the surface of the floating support balls is the same as the surface of the support platform. The inner wall of the floating groove is slidably connected, the inner wall of the floating groove is provided with a limit ring groove, the surface of the floating support ball is inlaid with a circle of balls, the surface of the ball is slidably connected with the inner wall of the limit ring groove, the floating support The top of the ball is hinged with a center rod, and one end of the center rod away from the floating support ball can be hinged with the bottom center of the photovoltaic power generation panel.

Preferably, a telescopic rod is slidably connected to the inner wall of the support tube, one end of the telescopic rod away from the support tube is hinged with the lower surface of the photovoltaic power generation panel, and a micro-vibration spring is fixedly connected to the bottom of the telescopic rod. One end of the spring is fixedly connected with the inner wall of the support tube, a plurality of the support tubes are distributed in a circle on the surface of the support platform, and the telescopic rods on the support tubes support the photovoltaic power generation panel in an inclined shape.

Preferably, a plurality of wind-gathering boards are fixedly connected to the bottom of the photovoltaic power generation board, the surface of the wind-gathering board is in an arc shape, and support chains are fixedly connected to the bottom of the floating support ball and the bottom of the support platform, so The other end of the support chain is fixedly connected with a fixed anchor, the number of support chains located at the bottom of the support platform is several, and the plurality of support chains located at the bottom of the support platform are distributed around the center of the support platform.

Preferably, the wave resistance mechanism includes a plurality of outer wave boards, a plurality of inner wave boards, an outer support ring and an inner support ring, and the plurality of the outer wave boards are distributed in a circle around the center of the support platform, and two adjacent ones A first deformation extrusion groove is arranged between the outer wave plates, the inner wall of the first deformation extrusion groove is provided with a first compression spring, and one end of the first compression spring is fixed with a side surface of the outer wave plate connected, and the other end of the first compression spring is fixedly connected with the side surface of another adjacent outer corrugated board.

Preferably, the surface of the outer corrugated board is hinged to the surface of the inner corrugated board, a plurality of the inner corrugated boards are distributed in a circle with the center of the support platform as the center, and a second deformation squeeze plate is arranged between two adjacent inner corrugated boards A pressure groove, the inner wall of the second deformation squeeze groove is provided with a second squeeze spring, one end of the second squeeze spring is fixedly connected with the side surface of one of the inner wave plates, and the other end of the second squeeze spring is fixedly connected. One end is fixedly connected to the side surface of the other adjacent inner corrugated board, and the second deformation pressing grooves and the first deformation pressing grooves are distributed in a staggered manner.

Preferably, the surfaces of several of the inner wave boards are hinged to the outer side of the outer support ring, the inner wall of the inner support ring is fixedly connected to the surface of the floating air cushion, and a In the overflow tank, the inner wall of the overflow tank is provided with several connecting rods, one end of the connecting rod is fixedly connected with the inner wall of the outer support ring, and the other end of the connecting rod is fixedly connected with the outer surface of the inner support ring.

(3) Beneficial effects

(1) In the present invention, by setting the support mechanism, the surface of the photovoltaic power generation panel can gradually tend to be parallel to the wind direction when facing the wind and leeward, reducing the impact of the wind, and a part of the elastic force of the telescopic rods that are distributed around the circumference. Pull down, and the other part of the elastic force pushes up to keep the photovoltaic panels in a stable state in strong wind, reducing the impact of the wind on the photovoltaic panels. Compared with the existing technology, it can adapt to the wind in different directions and reduce the interference of the wind. .

(2) In the present invention, by setting a wave resistance mechanism, the outer wave will undergo multiple buffering and consumption when it is close to the floating air cushion, and the outer wave board and the inner wave board will squeeze the first deformation extrusion groove and the second deformation when turning Squeeze the groove, the external impact force is then converted into a squeezing force, and is consumed by the first squeeze spring and the second squeeze spring, especially the state of the circumferential distribution can make the external force transmission spread in a circular shape, and then transfer to the floating center When the air cushion is near, the external force is already extremely small, which greatly reduces the impact of the wave on the power generation device.

(3) By setting the floating support ball in the present invention, on the one hand, the floating support ball can play the role of supporting the photovoltaic power generation panel at the center position through the center rod, and on the other hand, the floating floating support ball can cooperate with the telescopic rod in the photovoltaic power generation panel The bottom swayed, counteracting the impact of the water waves on the bottom.

(4) The outer wave board and the inner wave board designed by the present invention spread out and extend outward in the circumferential direction. When encountering ocean waves, any side facing the wind and waves will lift the outer wave board and the inner wave board, and the lifted outer wave board will naturally It will be compressed together by pressure to produce a ship-shaped slope, which can export the external pressure and divide the waves to both sides.

(5) The present invention sets up a special structure that can reduce the interference of wind and waves on the power generation device by researching and analyzing the problems existing in the photovoltaic power generation device on the water, which greatly improves the stability of the photovoltaic power generation device on the water, thereby effectively solving the problem. The general water power generation device is easily affected by wind and waves when it floats on the water surface, and the external force is easy to impact, causing the connection part to fall off, and even lead to a short circuit of current and the potential safety hazard of water conduction. The development of water solar energy is limited by geographical areas.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the front view of the floating air cushion structure of the present invention;

3 is a cross-sectional view of the support platform structure of the present invention;

FIG. 4 is a top view of the structure of the outer corrugated board of the present invention.

Among them, 1 support platform, 2 floating air cushion, 3 power storage device, 4 photovoltaic power generation panel, 5 lead wire, 6 support mechanism, 61 support tube, 62 floating support ball, 63 floating groove, 64 limit ring groove, 65 ball, 66 Center rod, 67 telescopic rod, 68 micro-vibration spring, 69 wind gathering plate, 610 support chain, 611 fixed anchor, 7 wave resistance mechanism, 71 outer wave plate, 72 inner wave plate, 73 outer support ring, 74 inner support ring, 75th A deformation squeeze groove, 76 first squeeze spring, 77 second deformation squeeze groove, 78 second squeeze spring, 79 overflow groove, 710 connecting rod.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

As shown in Figures 1-4, an embodiment of the present invention provides an aquatic solar photovoltaic power generation device, including a support platform 1 for supporting the photovoltaic power generation device, a floating air cushion 2 for supporting the photovoltaic power generation device to float on the water surface, and a power storage device. Device 3, photovoltaic power generation panel 4, wire 5, support mechanism 6 for supporting photovoltaic power generation panel 4 and avoiding large vibration of photovoltaic power generation panel 4, and wave resistance mechanism 7 for weakening water wave and wave impact force, floating air cushion 2 is fixedly connected to the bottom of the support platform 1, the support mechanism 6 is arranged on the support platform 1, the photovoltaic power generation panel 4 is arranged on the support mechanism 6, the power storage device 3 is fixedly installed on the support platform 1, and the power storage device 3 is electrically connected There is a wire 5 , one end of the wire 5 is electrically connected to the output end of the photovoltaic power generation panel 4 , and the wave resistance mechanism 7 is arranged on the floating air cushion 2 .

The support mechanism 6 includes a number of support tubes 61, floating support balls 62 and floating grooves 63. The floating grooves 63 are opened on the surface of the support platform 1, the floating groove 63 is located in the center of the support platform 1, and the surface of the floating support balls 62 is connected to the floating groove. The inner wall of 63 is slidably connected, the inner wall of the floating groove 63 is provided with a limit ring groove 64, the surface of the floating support ball 62 is inlaid with a circle of balls 65, and the surface of the ball 65 is slidably connected with the inner wall of the limit ring groove 64. A central rod 66 is hinged on the top, one end of the central rod 66 away from the floating support ball 62 can be hinged with the bottom center of the photovoltaic power generation panel 4, and a telescopic rod 67 is slidably connected to the inner wall of the support tube 61. The lower surface of the photovoltaic power generation panel 4 is hinged, the bottom of the telescopic rod 67 is fixedly connected with a micro-vibration spring 68, one end of the micro-vibration spring 68 is fixedly connected to the inner wall of the support tube 61, and several support tubes 61 are arranged on the surface of the support platform 1. Circumferentially distributed, the telescopic rods 67 on several support tubes 61 support the photovoltaic power generation panel 4 in an inclined shape, the bottom of the photovoltaic power generation panel 4 is fixedly connected with a number of wind collecting panels 69, and the surface of the wind collecting panels 69 is in an arc shape, floating. The bottom of the support ball 62 and the bottom of the support platform 1 are fixedly connected with a support chain 610, and the other end of the support chain 610 is fixedly connected with a fixed anchor 611. The support chains 610 at the bottom of the support platform 1 are distributed in a circle with the center of the support platform 1 as the center of the circle.

The wave resistance mechanism 7 includes a number of outer wave boards 71, a number of inner wave boards 72, an outer support ring 73 and an inner support ring 74. The several outer wave boards 71 are distributed in a circle with the center of the support platform 1 as the center, and two adjacent outer wave boards are formed. A first deformation squeezing groove 75 is arranged between the 71, the inner wall of the first deformation squeezing groove 75 is provided with a first squeezing spring 76, and one end of the first squeezing spring 76 is fixedly connected to the side of an outer wave plate 71, The other end of the first compression spring 76 is fixedly connected to the side surface of another adjacent outer wave plate 71, the surface of the outer wave plate 71 is hinged with the surface of the inner wave plate 72, and the several inner wave plates 72 are formed with the center of the supporting platform 1 as the center of the circle. Circumferentially distributed, a second deformation extrusion groove 77 is provided between two adjacent inner wave plates 72, and the inner wall of the second deformation extrusion groove 77 is provided with a second compression spring 78, and one end of the second compression spring 78 is connected to the The side surface of one inner corrugated plate 72 is fixedly connected, the other end of the second compression spring 78 is fixedly connected with the side surface of another adjacent inner corrugated plate 72, the second deformation extrusion groove 77 and the first deformation extrusion groove 75 are alternately distributed, The surfaces of several inner wave boards 72 are hinged with the outer side surface of the outer support ring 73, the inner wall of the inner support ring 74 is fixedly connected with the surface of the floating air cushion 2, and an overflow groove is provided between the outer support ring 73 and the inner support ring 74. 79. Several connecting rods 710 are arranged on the inner wall of the overflow tank 79. One end of the connecting rods 710 is fixedly connected to the inner wall of the outer support ring 73, and the other end of the connecting rods 710 is fixedly connected to the outer surface of the inner support ring 74.

When in use, the photovoltaic power generation device is placed on the water, and then the supporting chain 610 and the anchor 611 are lowered. The floating air cushion 2 and the wave resistance mechanism 7 make the power generation device float on the water surface. When the wind and waves advance, the wind blows on the photovoltaic power generation panel 4. On the surface of the photovoltaic power generation panel 4, when the upper surface of the photovoltaic power generation panel 4 faces the wind, the wind will blow and squeeze the photovoltaic power generation panel 4, and the micro-vibration spring 68 inside each support tube 61 pushes up or pulls down the telescopic rod 67, and the photovoltaic power generation Under this elastic shaking, the surface of the panel 4 gradually tends to be parallel to the wind direction until the photovoltaic power generation panel 4 tends to be stable. One side is pressed down until the photovoltaic power generation panel 4 is parallel to the wind direction, and the surface of the photovoltaic power generation panel 4 is uniformly stressed and tends to be stable. When the water wave rushes towards the power generation device, it must first pass through the wave resistance mechanism 7, and the outer wave plate 71 takes the lead. When the deformation occurs and flips upward, the first deformation squeeze groove 75 is squeezed and deformed, and the first squeeze spring 76 is squeezed and consumes a large amount of external force. The external force is squeezed and transmitted, and the remaining external force acts on the inner wave plate 72, the second deformation squeeze groove 77 and the second squeeze spring 78. The external force is further consumed elastically and transmitted and dispersed along the circumferential direction, and the remaining water waves enter the outside. The inside of the support ring 73 will roll up and swell, and will no longer impact the floating air cushion 2 very strongly.

Claims (7)

1. An aquatic solar photovoltaic power generation device, characterized in that: it comprises a support platform (1) for supporting the photovoltaic power generation device, a floating air cushion (2) for supporting the photovoltaic power generation device to float on the water surface, a power storage device (3) ), a photovoltaic power generation panel (4), a wire (5), a support mechanism (6) for supporting the photovoltaic power generation panel (4) and preventing the photovoltaic power generation panel (4) from shaking substantially, and a support mechanism (6) for weakening water waves and wave impacts The wave resistance mechanism (7) of the force, the floating air cushion (2) is fixedly connected to the bottom of the support platform (1), the support mechanism (6) is arranged on the support platform (1), the photovoltaic power generation panel (4) ) is arranged on the support mechanism (6), the power storage device (3) is fixedly installed on the support platform (1), the power storage device (3) is electrically connected with a lead (5), and the lead (5) ) is electrically connected to the output end of the photovoltaic power generation panel (4), and the wave resistance mechanism (7) is arranged on the floating air cushion (2). 2. An aquatic solar photovoltaic power generation device according to claim 1, characterized in that: the support mechanism (6) comprises a plurality of support tubes (61), a floating support ball (62) and a floating groove (63), The floating groove (63) is opened on the surface of the supporting platform (1), the floating groove (63) is located in the center of the supporting platform (1), and the surface of the floating supporting ball (62) is connected to the floating groove (63) The inner wall of the floating groove (63) is slidably connected, the inner wall of the floating groove (63) is provided with a limiting ring groove (64), the surface of the floating support ball (62) is inlaid with a circle of balls (65), and the surface of the ball (65) is inlaid with the ball (65). The inner wall of the limiting ring groove (64) is slidably connected, the top of the floating support ball (62) is hinged with a central rod (66), and the end of the central rod (66) away from the floating support ball (62) can be connected with photovoltaic power generation The bottom center of the plate (4) is hinged. 3. An aquatic solar photovoltaic power generation device according to claim 2, characterized in that: a telescopic rod (67) is slidably connected to the inner wall of the support pipe (61), and the telescopic rod (67) is far away from the support pipe (67). One end of 61) is hinged to the lower surface of the photovoltaic power generation panel (4), the bottom of the telescopic rod (67) is fixedly connected with a micro-vibration spring (68), and one end of the micro-vibration spring (68) is connected to the support tube (61). ) are fixedly connected to the inner walls of the supporting tubes (61), a plurality of the support tubes (61) are distributed in a circle on the surface of the support platform (1), and the telescopic rods (67) on the plurality of the support tubes (61) connect the photovoltaic power generation panel (4). ) support is inclined. 4. An aquatic solar photovoltaic power generation device according to claim 3, characterized in that: the bottom of the photovoltaic power generation plate (4) is fixedly connected with a plurality of wind collecting plates (69), and the wind collecting plates (69) ) is in an arc shape, the bottom of the floating support ball (62) and the bottom of the support platform (1) are fixedly connected with a support chain (610), and the other end of the support chain (610) is fixedly connected with a fixed anchor (611), the number of supporting chains (610) located at the bottom of the supporting platform (1) is several, and the supporting chains (610) located at the bottom of the supporting platform (1) are centered on the center of the supporting platform (1). distributed in a circle. 5. An aquatic solar photovoltaic power generation device according to claim 4, characterized in that: the wave resistance mechanism (7) comprises a plurality of outer wave boards (71), a plurality of inner wave boards (72), an outer support ring ( 73) and the inner support ring (74), a plurality of the outer corrugated boards (71) are distributed in a circle with the center of the support platform (1) as the center, and a first outer corrugated board (71) is arranged between two adjacent outer corrugated boards (71). a deformation extrusion groove (75), the inner wall of the first deformation extrusion groove (75) is provided with a first compression spring (76), and one end of the first compression spring (76) is connected to one of the outer The side surface of the wave board (71) is fixedly connected, and the other end of the first compression spring (76) is fixedly connected with the side surface of another adjacent outer wave board (71). 6. An aquatic solar photovoltaic power generation device according to claim 5, characterized in that: the surface of the outer wave plate (71) is hinged with the surface of the inner wave plate (72), and a plurality of the inner wave plates (72) are The center of the support platform (1) is the center of the circle and is distributed in a circle, a second deformation extrusion groove (77) is provided between two adjacent inner wave plates (72), and the second deformation extrusion groove (77) A second compression spring (78) is arranged on the inner wall of the inner wall, one end of the second compression spring (78) is fixedly connected with the side surface of one of the inner wave plates (72), and the second compression spring (78) is The other end is fixedly connected to the side surface of another adjacent inner corrugated board (72), and the second deformation extrusion grooves (77) and the first deformation extrusion grooves (75) are alternately distributed. 7. An aquatic solar photovoltaic power generation device according to claim 6, characterized in that: the surfaces of several of the inner wave plates (72) are hinged with the outer side of the outer support ring (73), and the inner support ring The inner wall of (74) is fixedly connected to the surface of the floating air cushion (2), an overflow groove (79) is provided between the outer support ring (73) and the inner support ring (74), and the overflow groove (79) ) is provided with several connecting rods (710), one end of the connecting rod (710) is fixedly connected with the inner wall of the outer support ring (73), and the other end of the connecting rod (710) is connected with the inner support ring (74). ) on the outer surface of the fixed connection.

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