CN113137327A

CN113137327A - Floating type wave-dissipating power generation equipment

Info

Publication number: CN113137327A
Application number: CN202110484780.1A
Authority: CN
Inventors: 王朝晖; 王殿常; 吴兴华; 陈敏; 丁玲; 郑磊夫; 陈命男
Original assignee: Shanghai Investigation Design and Research Institute Co Ltd SIDRI
Current assignee: China Three Gorges Group Co Ltd; Shanghai Investigation Design and Research Institute Co Ltd SIDRI
Priority date: 2021-04-30
Filing date: 2021-04-30
Publication date: 2021-07-20

Abstract

The invention relates to floating type wave-dissipating power generation equipment, which comprises pile shafts, buoy devices and roller devices, wherein the pile shafts are vertically driven into a foundation at the bottom of a water area, the number of the pile shafts is at least two, a certain distance is reserved between the pile shafts, each pile shaft is sleeved with one buoy device, the buoy devices can move up and down along the pile shafts, each roller device comprises a horizontal shaft, a roller box body and a power generation assembly, the roller box body is rotatably arranged on the horizontal shaft, the power generation assembly is arranged in the roller box body, two ends of the horizontal shaft are respectively and fixedly arranged on the two buoy devices, the peripheral surface of the roller box body is fixedly provided with blades which are arranged in a scattered mode, and a sealed accommodating space is reserved between the roller box body and the horizontal shaft; the power generation assembly comprises a rotor, a stator and a power transmission cable, wherein the rotor and the stator are positioned in the accommodating space, the stator is fixed on the horizontal shaft, and the rotor is fixedly arranged on the roller box body and surrounds the stator; the flotation pontoon device floats in the surface of water, the blade top in cylinder box upper portion is higher than the still water level in waters.

Description

Floating type wave-dissipating power generation equipment

Technical Field

The invention relates to the field of wave dissipation and power generation, in particular to floating type wave dissipation power generation equipment.

Background

The long coast line at the long estuary is long, and the waves can cause disasters on one hand, and continuously erode the coast or the dike, so that the waves are needed to be prevented and eliminated. The traditional wave dissipation is an antagonistic wave protection, wave dissipation components are simply stacked on the outer side of a beach or an embankment foot, and waves below a certain tide level can be only reduced due to the limitation of the stacking height of wave dissipation blocks (such as twisted I-shaped blocks), and the waves cannot be effectively dissipated when the waves exceed the tide level; in the actual situation, the waves are larger at high tide level, and the waves are needed to be eliminated. On the other hand, sea waves have kinetic energy and are clean renewable energy sources, and the technology of generating electricity by utilizing the sea waves is continuously developed at present. The related data show that all the wave power generation technologies are only single power generation and have low utilization rate.

In conclusion, the conventional wave-breaking mode has the defects and defects that only passive wave breaking is available, the water area needing wave breaking often has the potential of wave power generation, and if wave-breaking measures are simply adopted to protect projects such as a seawall and the like, the energy resources of waves are wasted. In addition, the traditional wave-eliminating power generation and wave-eliminating are single in function, and are respectively integrated, and the single wave-eliminating and power-generating device has the disadvantages of not ideal implementation effect, high material and construction cost and high power generation cost, and is difficult to meet the development requirements of ocean engineering.

Disclosure of Invention

In view of the above-mentioned shortcomings of the prior art, the technical problem to be solved by the present invention is to provide a floating type wave-dissipating power generation device, which can not only dissipate waves by waves, but also dissipate waves by waves, and can also generate power by waves, wherein wave-proof and power generation are combined into one, so that the harm is changed into benefit, the wave resources are fully utilized, and the floating type wave-dissipating power generation device can automatically lift along with the change of the tide level, and is always in the optimal position.

In order to achieve the purpose, the invention provides floating type wave-dissipating power generation equipment which is used for being arranged in a water area needing wave prevention and comprises pile shafts, at least two floating drum devices and a roller device, wherein the pile shafts are vertically driven into a foundation at the bottom of the water area, a certain distance is reserved between the pile shafts, each pile shaft is sleeved with one floating drum device, the floating drum devices can move up and down along the pile shafts, each roller device comprises a horizontal shaft, a roller box body and a power generation assembly, the roller box body is rotatably arranged on the horizontal shaft, the power generation assembly is arranged in the roller box body, two ends of the horizontal shaft are respectively and fixedly arranged on the two floating drum devices, the peripheral surface of the roller box body is fixedly provided with blades which are arranged in a dispersed mode, a water-isolating structure is arranged between two ends of the roller box body and the horizontal shaft, and a sealed accommodating space is reserved between the roller box body and the horizontal shaft; the power generation assembly comprises a rotor, a stator and a power transmission cable, wherein the rotor and the stator are positioned in the accommodating space, the stator is fixed on a horizontal shaft, the rotor is fixedly arranged on the inner side of the roller box body and surrounds the stator, electromagnetic induction is generated between the rotor and the stator when the rotor rotates to generate current, and the current is output through the power transmission cable; after the floating wave-eliminating power generation equipment is installed, the floating barrel device floats on the water surface and serves as a support of a horizontal shaft of the roller floating box, the roller floating box can float on the water surface, and under any working condition, the top of a blade on the upper portion of the roller box body is higher than the still water level of the water area.

Further, the pile shafts are arranged in rows in a straight line or a broken line mode, and roller devices are arranged between the buoy devices on two adjacent pile shafts.

Furthermore, among the roller device, install a plurality of cylinder boxes on the single horizontal axis, and every cylinder box all installs the electricity generation subassembly, the roller device still includes the spacing axle card of fixing on the horizontal axis and being located between the adjacent cylinder box, spacing axle card is used for limiting cylinder box axial displacement.

Furthermore, the floating cylinder device comprises a closed cylindrical hollow box body consisting of an inner cylinder sleeve, an outer cylinder sleeve, a cylinder bottom plate and a cylinder top plate, and the inner cylinder sleeve can be sleeved on the pile shaft in a vertically movable mode.

Furthermore, a plurality of grooves are formed in the inner hole wall of the inner cylinder sleeve along the circumferential direction of the inner cylinder sleeve, and balls which are abutted against the pile shaft (1) are arranged in the grooves.

Furthermore, the cylindrical hollow box body also comprises a reinforcing rib plate for connecting the inner cylinder sleeve and the outer cylinder sleeve.

Further, the side of the cylindrical hollow box body is provided with a notch, the buoy device further comprises a bearing seat arranged in the notch, and the end part of the horizontal shaft is installed in the bearing seat.

Further, the roller box body comprises a roller inner cylinder and a roller outer cylinder which are coaxial, and supporting side parts positioned at two end sides, the supporting side parts are rotatably sleeved on the horizontal shaft, a waterproof structure is arranged between the supporting side parts and the horizontal shaft, a closed space is formed among the roller inner cylinder, the roller outer cylinder and the supporting side parts at two ends, and the roller inner cylinder is coaxial with the horizontal shaft; the rotor of the power generation assembly is fixed on the inner hole wall of the roller inner cylinder, and the blades are fixed on the outer peripheral surface of the roller outer cylinder.

Further, the roller box body further comprises a rolling bearing arranged in the supporting side part, and the rolling bearing is sleeved on the horizontal shaft.

Further, the blades are arranged on the roller box body to form a plurality of blade ring groups, each blade ring group comprises a plurality of blades which are uniformly arranged along the circumferential direction of the roller box body, and the blade ring groups are distributed at equal intervals along the axial direction of the roller box body.

As described above, the floating type wave-dissipating power generation equipment according to the present invention has the following beneficial effects:

through setting up the stake axle, flotation pontoon device and cylinder device, during the use, assemble floating wave power generation facility in needs unrestrained waters, when the surface of water produces the wave, and gush into to protected dyke or bank, be blocked when contacting this equipment, because the wave energy concentrates on the water top layer, the wave is accepted to the blade, under the impact of wave, promote the cylinder box and constantly rotate around the horizontal axis, the blade is constantly broken apart the wave again in the rotation, big wave is divided into the small wave, under the effect of follow-up wave, the cylinder box constantly rotates, thereby reach the energy dissipation of breaking the wave ceaselessly, with the wave is unrestrained. And when the roller box body rotates around the horizontal shaft, the rotor of the power generation assembly is driven to rotate around the stator, so that induced current is generated, and the power generation by utilizing sea waves is realized. Along with the rise and fall of the tide level, the height of the horizontal shaft and the height of the roller device are adjusted in time through the buoy device, and therefore the roller device is ensured to be always kept at the optimal position for wave dissipation and power generation. The floating type wave-eliminating power generation equipment can not only prevent and eliminate waves, but also utilize the waves to generate power, and the wave prevention and the power generation are combined into a whole, so that the harm is changed into the benefit, the wave resources are fully utilized, the height can be automatically adjusted along with the change of the tide level, and the optimal working effect is ensured.

Drawings

Fig. 1 is a schematic structural diagram of the floating type wave-eliminating power generation equipment of the invention.

Fig. 2 is a schematic structural view of the float device of the present invention.

Fig. 3 is a sectional view taken along line a-a in fig. 2.

Fig. 4 is a sectional view taken along line B-B in fig. 2.

Fig. 5 is a schematic structural view of the drum device according to the present invention.

Fig. 6 is a schematic view of the internal structure of the drum device according to the present invention.

Fig. 7 is a sectional view taken along line C-C in fig. 6.

Fig. 8 is a sectional view taken along line D-D in fig. 6.

Fig. 9 is a schematic rolling diagram of the roller device in wave breaking according to the invention.

Description of the element reference numerals

1 pile shaft

2 float bowl device

21 outer cylinder sleeve

22 inner barrel sleeve

23 reinforcing rib plate

24 notch

25 bearing seat

26 ball

3 roller device

31 horizontal axis

32 roller box

321 roller inner cylinder

322 roller outer cylinder

323 supporting side part

324 reinforced diaphragm

325 rolling bearing

33 blade

34 stator

35 rotor

36 electric transmission cable

37 limit shaft clamp

4 lightning rod

5 ground connection reinforcing bar

6 bottom foundation

7 static water level

8 wave

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

It should be understood that the structures, proportions, and dimensions shown in the drawings and described herein are for illustrative purposes only and are not intended to limit the scope of the present invention, which is defined by the claims, but rather by the claims. In addition, the terms such as "upper", "lower", "left", "right" and "middle" used in the present specification are for convenience of description only, and are not intended to limit the scope of the present invention, and changes or modifications of the relative relationship thereof may be regarded as the scope of the present invention without substantial changes in the technical contents.

Referring to fig. 1 to 9, the invention provides a floating type wave-dissipating power generation device, which is arranged in a water area needing wave protection and can be linearly arranged along the shore of a wave-protecting area, the floating type wave-dissipating power generation device comprises pile shafts 1, buoy devices 2 and a roller device 3, the pile shafts 1 are vertically driven into a foundation 6 at the bottom of the water area, at least two pile shafts 1 are provided, a certain distance is reserved between the pile shafts 1, each pile shaft 1 is sleeved with one buoy device 2, the buoy devices 2 can move up and down along the pile shafts 1, the roller device 3 comprises a horizontal shaft 31, a roller box 32 rotatably arranged on the horizontal shaft 31 and a power generation assembly arranged in the roller box 32, two ends of the horizontal shaft 31 are respectively fixedly arranged on the two buoy devices 2, the peripheral surface of the roller box 32 is fixedly provided with scattered blades 33, a water-isolating structure is arranged between two ends of the roller box 32 and the horizontal shaft 31, A sealed accommodating space is formed between the roller box body 32 and the horizontal shaft 31; the power generation assembly comprises a rotor 35, a stator 34 and a power transmission cable 36, wherein the rotor 35 and the stator 34 are positioned in the accommodating space, the stator 34 is fixed on the horizontal shaft 31, the rotor 35 is fixedly arranged on the roller box body 32 and surrounds the stator 34, electromagnetic induction is generated between the rotor 35 and the stator 34 when the rotor 35 rotates, so that current is generated, and the current is output through the power transmission cable 36; the buoyancy of the buoy device 2 is determined according to the weight of the buoy device 2, the horizontal shaft 31 and the roller device 3, so that after the wave-dissipating power generation equipment is installed, the buoy device 2 floats on the water surface, and the top of the blade 33 at the upper part of the roller box body 32 is higher than the static water level 7 of the water area.

The basic working principle of the floating type wave-eliminating power generation equipment comprises the following steps: in use, the floating type wave-breaking power generation equipment is assembled in a water area needing wave protection, for example, at a position needing a beach outside a seawall (beach), and is assembled along the seawall, and the axial direction of the horizontal shaft 31 is preferably as vertical as possible to the direction of waves 8. Referring to fig. 1 and 9, when waves 8 are generated on the water surface and are rushed into a protected embankment or a bank, and the waves encounter the roller device 3, the blades 33 bear the waves 8, the roller box 32 is pushed to continuously rotate around the horizontal shaft 31 under the impact of the waves 8, the waves 8 are continuously separated and broken by the blades 33 as the wave energy is concentrated on the surface layer of the water body, the large waves 8 are separated into small waves 8, the waves 8 are continuously crushed, and the roller box 32 is continuously rotated under the action of the subsequent waves 8, so that the continuous wave breaking and energy dissipation are achieved, and the waves are dissipated. And when the roller box body 32 rotates around the horizontal shaft 31, the rotor 35 of the power generation assembly is driven to rotate around the stator 34, so that induced current is generated and is transmitted out through the power transmission cable 36, and the roller device 3 converts the kinetic energy of the waves 8 into mechanical energy and converts the mechanical energy into electric energy, so that the power generation by utilizing the sea waves is realized. And along with the rise and fall of the tide level, the height of the horizontal shaft 31 and the roller device 3 is automatically adjusted through the buoy device 2, so that the roller device 3 is ensured to always keep the optimal positions for wave dissipation and power generation, and the problems that the traditional wave dissipation component can only absorb waves 8 under a certain tide level and the traditional power generation device is greatly influenced by the tide level and has poor power generation effect are solved.

The floating type wave-eliminating power generation equipment can not only prevent and eliminate waves, but also generate power by utilizing the waves 8, and the wave prevention and the power generation are combined into a whole, so that the harm is changed into the benefit, the wave 8 resources are fully utilized, the height can be automatically adjusted along with the change of the tide level, and the optimal working effect is ensured.

Referring to fig. 1 to 9, the present invention is further illustrated in a specific embodiment as follows:

in this embodiment, referring to fig. 1, according to actual needs, a plurality of pile shafts 1 are arranged in a row in a straight line or a broken line manner, a roller device 3 is arranged between the buoy devices 2 on two adjacent pile shafts 1, two sides of the buoy device 2 on the pile shaft 1 in the middle position respectively support a horizontal shaft 31, and the floating type wave-breaking power generation equipment is arranged in a row along the shore of the wave-breaking area in a linear manner. Of course, the floating type wave-breaking power generation equipment can be arranged in multiple rows according to needs. Of course, in other cases, the device can be arranged in other forms according to actual needs.

In this embodiment, referring to fig. 1, the pile shaft 1 may be a circular precast pile or a circular steel pile, and the pile diameter, the pile length and the pile spacing are determined according to the design requirements. The length of the lower end of the single pile shaft 1 into the soil is determined by calculation according to the stability and strength requirements of the whole device, and the height of the pile top is determined according to the requirement of the highest tide level. The pile shaft 1 is arranged in the desired area in a pile sinking manner and functions as a support for the pontoon units 2 and as a vertical shaft for lifting and lowering. The pontoon units 2 on two adjacent pile shafts 1 support a horizontal shaft 31, and the pile shaft 1 in the middle position can be used as a support for the two horizontal shafts 31. The distance between the two pile shafts 1 is related to the rigidity and the strength of the horizontal shaft 31 and the roller device 3, and the distance between the two pile shafts 1 is set by design calculation, and is preferably 30-50 m.

In this embodiment, referring to fig. 1, as an optimal design, the floating type wave-dissipating power generation equipment further includes a lightning protection structure, which includes a lightning rod 4 and a grounding steel bar 5, the top end of each pile shaft 1 is provided with the lightning rod 4, and the bottom end of the pile shaft 1 is provided with the grounding steel bar 5, specifically, the main steel bar of the pile shaft 1 can be extended out of the pile end by 0.8m and inserted into the ground along with the pile sinking to serve as the grounding steel bar 5. The grounding resistance of the grounding steel bars 5 is preferably smaller than 1.0 omega, the main bars at the top end of the pile shaft 1 extend out of the pile end by 0.1m and are welded with the lightning rod 4, and the lightning rod 4, the main bars of the pile shaft 1 and the grounding steel bars 5 form a lightning protection net to ensure the safety of the floating type wave-dissipating power generation equipment.

The pontoon unit 2 is a support member for the horizontal shaft 31 and provides the buoyancy required for its own and the drum unit 3 to ascend and descend with the water level. In the present embodiment, referring to fig. 2, 3 and 4, as a preferred design, the float device 2 includes a closed cylindrical hollow box body composed of an inner cylinder sleeve 22, an outer cylinder sleeve 21, a cylinder bottom plate and a cylinder top plate, the cylindrical hollow box body is a main body member of the float device 2 and should meet the requirements of rigidity and strength, and a reinforcing rib plate 23 is preferably fixedly arranged between the inner cylinder sleeve 22 and the outer cylinder sleeve 21. The inner cylinder sleeve 22 can be sleeved on the pile shaft 1 in a vertically movable mode, and the inner diameter of the inner cylinder sleeve 22 is matched with the diameter of the pile shaft 1 and is generally 0.6-0.8 m. Further, in the embodiment, referring to fig. 3 and 4, as a preferred design, a circle of grooves are formed in the inner hole wall of the inner sleeve 22 along the circumferential direction of the inner hole wall, the cross section of each groove is U-shaped, balls 26 which abut against the pile shaft 1 are arranged in each groove, the grooves are arranged in multiple ways along the vertical direction (axial direction) of the inner sleeve 22, the buoy device 2 performs lifting motion through rolling of the balls 26 on the pile shaft 1, and sliding friction between the buoy device 2 and the pile shaft 1 is changed into rolling friction, so that resistance when the buoy device 2 moves up and down is reduced. The outer sleeve 21 is typically about 2.0m in diameter, as determined by the buoyancy calculation required. The cylindrical hollow box body is a deep well type cylinder body, so that the floating cylinder device 2 and the pile shaft 1 cannot be blocked even when the stress is unbalanced.

In this embodiment, referring to fig. 2 and 4, it is preferable that the side of the cylindrical hollow box is provided with a notch 24, the pontoon device 2 further comprises a bearing seat 25 arranged in the notch 24, and the end of the horizontal shaft 31 is mounted in the bearing seat 25. The notch 24 is opened downwards from the top of the cylindrical hollow box body, the depth of the notch 24 is determined according to the installation of the bearing seat 25, and the installation height of the horizontal shaft 31 is determined correspondingly. The width of the slot 24 is typically not less than 700mm for easy handling by personnel, and for the buoy assembly 2 on the pile shaft 1 in the middle position, there are slots 24 and bearing seats 25 on both sides.

The roller device 3 is a main component for wave dissipation and power generation, in this embodiment, referring to fig. 1, in order to reduce the torque of the roller device 3 during wave dissipation and reduce the deformation thereof, and avoid mutual influence, as a preferred design, a plurality of roller housings 32 are installed on the horizontal shaft 31 of the roller device 3, the length of a single roller housing 32 is generally 3-5 m, the same power generation assembly is installed in each roller housing 32, wave dissipation and power generation are performed independently, that is, the rotation speed of the roller housings 32 on the same horizontal shaft 31 may be different. And a limiting shaft clamp 37 positioned between the adjacent roller devices 3 is fixedly arranged on the horizontal shaft 31, and the limiting shaft clamp 37 is used for separating the roller devices 3, preventing the roller devices 3 from sliding along the direction of the horizontal shaft 31, limiting the axial positions of the roller box bodies 32, ensuring that each roller box body 32 works independently and avoiding the mutual influence of the adjacent roller box bodies 32. The limiting shaft clamp 37 is made of an annular steel plate with the thickness not less than about 7mm, the inner diameter of the limiting shaft clamp is the same as that of the horizontal shaft 31, the limiting shaft clamp is welded with the horizontal shaft 31, and the outer diameter of the limiting shaft clamp is not less than one half of the outer diameter of the roller box 32. In order to facilitate installation, the limiting shaft clamp 37 is divided into two semicircular plates along the radial direction, and the manufacturing and the assembly are convenient.

In the present embodiment, referring to fig. 1 and 5, the horizontal shaft 31 is made of steel, and the diameter thereof is determined by calculation according to the length, the deflection requirement, the weight of the roller and the operating condition, and according to the requirement of meeting the strength and rigidity. The horizontal axis 31 deflection is preferably less than l/600(l is the fixed axis length). To facilitate the arrangement of the output connection, the horizontal shaft 31 may be made of steel pipe, and the output connection of the power generation assembly may be laid along the inside of the steel pipe to the buoy device 2, and then an output cable 36 is connected from the top of the buoy device 2, see fig. 1.

The roller housing 32 is a main component of the roller device 3, and in the present embodiment, referring to fig. 5, fig. 6, fig. 7 and fig. 8, as a preferred design, the roller housing 32 includes a roller inner cylinder 321 and a roller outer cylinder 322 which are coaxial, and supporting side portions 323 located at both end sides, the supporting side portions 323 are rotatably sleeved on the horizontal shaft 31, the roller inner cylinder 321 is coaxial with the horizontal shaft 31, and a waterproof structure is provided between the supporting side portions and the horizontal shaft, so that a space between the roller inner cylinder 321, the horizontal shaft 31 and the supporting side portions 323 at both ends is closed, and an accommodating space for installing the generator set is formed. A closed space is formed between the roller inner cylinder 321, the roller outer cylinder 322 and the supporting side portions 323 at the two ends to form a cylindrical hollow cylinder with four sealed sides, so that the roller box body 32 itself also provides a certain buoyancy, and the size of the buoyancy is equal to the total buoyancy, namely the buoyancy of the roller, namely the buoyancy of the buoy device 2. The drum housing 32 is required to meet the rigidity and strength requirements, and as shown in fig. 7 and 8, reinforcing partitions 324 are provided between the drum inner cylinder 321 and the drum outer cylinder 322, and on the supporting side 323, as required. The roller housing 32 may be made of plastic or steel.

In this embodiment, the roller box 32 is composed of three segments, the two end supporting side portions 323 are two supporting segments, and the two end supporting side portions 323 are respectively provided with a rolling bearing 325, the rolling bearings 325 are sleeved on the horizontal shaft 31, so that the roller box 32 is installed on the horizontal shaft 31 through the rolling bearings 325 at the two ends, and can flexibly rotate. The roller inner cylinder 321 and the roller outer cylinder 322 form a middle section, supporting side portions 323 at two ends and an inwards concave groove cavity are formed between the inner walls of the roller inner cylinder 321 and used for installing a rotor 35 of the power generation assembly, and the rotor 35 is fixed on the inner hole wall of the roller inner cylinder 321.

In the present invention, a waterproof structure is provided between both ends of the drum housing 32 and the horizontal shaft 31, the waterproof structure is provided between the support side 323 and the pile shaft 1, water is prevented from entering, the space between the support side 323, the drum inner cylinder 321, and the horizontal shaft 31 is ensured to be airtight, an accommodating space for installing the rotor 35 and the stator 34 is formed, and the safety of the power generation assembly is ensured. The waterproof structure may be any of various conventional sealing structures, such as a sealing ring, and the like, and the rolling bearing 325 may be preferably a watertight bearing to prevent water from entering.

In the present invention, the blades 33 are used as members for pushing the roller housing 32 to rotate by utilizing the kinetic energy of the waves 8, and are also wave-breaking members, and the blades 33 dispersedly arranged on the roller housing 32 form a wave-breaking assembly. In the preferred design, referring to fig. 5, 6, 7 and 8, the blades 33 are arranged on the roller box 32 to form a plurality of blade ring groups, which are distributed at equal intervals, are not too dense, and have certain intervals to form wave 8 sockets with certain widths to receive the waves 8. Every blade circle group includes a plurality of blades 33 along cylinder box 32 circumference evenly arranged, generally can set up 6 ~ 8, and the blade 33 interval (the arc distance along cylinder box 32 periphery wall) in the same blade circle group is generally 0.5 ~ 0.8 m. Moreover, the blades 33 in the adjacent blade circle groups are staggered, that is, the blades 33 in one blade circle group are arranged between the two blades 33 in the other blade circle group in a quincunx manner.

In this embodiment, the vanes 33 are arc-shaped risers, similar to the vanes of the axial flow pump, made of the same material as the drum casing 32, welded to the surface of the drum casing 32, and the number, length and width thereof are determined by calculation. After the floating type wave-dissipating power generation equipment is assembled in water, the blades 33 on the upper portion of the roller box body 32 are higher than the still water level 7, the height higher than the still water level 7 is determined according to average wave height calculation, so that most waves 8 can be borne sufficiently, and the submergence depth of the roller device 3 is reasonably determined according to the characteristic that the energy of the waves 8 is concentrated on the surface layer of the water body, so that the wave-dissipating effect and the power generation efficiency are ensured. The width of the vanes 33 is preferably two thirds of the length. In this embodiment, the blades 33 may preferably be in different colors to increase the landscape effect. In addition, the pile shaft 1 can also be colored, together forming a landscape.

Referring to fig. 6, in the present embodiment, the stator 34 of the power generation assembly is cylindrical and fixedly sleeved on the horizontal shaft 31, and the length of the stator 34 is substantially the same as that of the rotor 35. The rotor 35 is fixedly attached to an inner wall of the drum inner cylinder 321 of the drum casing 32, and the rotor 35 is cylindrical and coaxially surrounds the stator 34. When the cylinder box 32 rotates under the effect of wave 8, drive rotor 35 and rotate round stator 34, thereby induced-current is produced, the electric current is carried away through transmission cable 36, transmission cable 36 can be laid along horizontal axis 31 is inside, then enter into flotation pontoon device 2 from the tip, and extend flotation pontoon device 2 top department, then can insert external electric wire in this department, the rethread external electric wire carries away the electricity, the external wiring that connects out from flotation pontoon device 2 top can be the overhead wire, also can adopt buried cable, its specification, form and quantity are according to the electrical design requirement.

In the present invention, the power generation principle of the rotor 35 and the stator 34 in the power generation assembly is known in the prior art, the rotor 35 and the stator 34 are both formed by combining various components, the rotor 35 generally consists of a winding, a magnetic core and other auxiliary components, the stator 34 generally mainly consists of permanent magnetic parts and the like, and various existing structures can be adopted for the rotor 35 and the stator 34, and details are not described herein.

The floating type wave-dissipating power generation equipment of the embodiment can be assembled in the following way:

(1) arranging the pile shaft 1: a row of pile shafts 1 (prefabricated round piles or steel piles) are driven into the position, needing beach protection, outside a sea wall (beach) according to the designed pile diameter, pile distance and pile length; the arrangement form of the pile shaft 1 can adopt a straight line shape or a broken line shape.

(2) Manufacturing and assembling the buoy device 2: the buoy device 2 has the same shape and size, and can be produced in a factory as a standard component, and specifically comprises the following steps: (21) the method comprises the following steps that parts such as an inner cylinder sleeve 22, an outer cylinder sleeve 21, a cylinder bottom plate, a cylinder top plate and the like are manufactured by adopting steel plates, then the inner cylinder sleeve 22 and the outer cylinder sleeve 21 are coaxial and are welded with the cylinder bottom plate and the cylinder top plate to form a closed cylindrical hollow box body, and a reinforcing plate is arranged in the middle of the box body; (22) processing a U-shaped groove, and embedding a ball 26 into the groove; machining the bearing seat 25; (23) a groove is welded on the inner hole wall at the two ends of the inner cylinder sleeve 22; (24) a bearing seat 25 is arranged in a notch 24 formed in the upper parts of two sides of the cylindrical hollow box body; thereby completing the fabrication and assembly of the individual buoy device 2.

(3) Manufacturing and assembling the roller device 3: the roller box 32 has the same shape and size, so that the roller box can be produced in a factory in a standardized way; the single drum box 32 is made in three sections and finally assembled, including in particular: (31) processing the horizontal shaft 31 according to the designed length and diameter; a stator 34 is arranged on the horizontal shaft 31; processing a limiting shaft clamp 37, and dividing the limiting shaft clamp into two semicircular plates in a radial direction; (32) processing a plurality of roller box bodies 32, wherein each roller box body 32 is manufactured in three sections, and comprises two supporting side portions 323 and a middle section formed by an inner roller cylinder 321 and an outer roller cylinder 322 and is used for subsequent field assembly; (33) a rolling bearing 325 is installed in the support side 323; the rotor 35 is arranged in the roller inner cylinder 321 at the middle section; (34) the blade 33 is processed and welded with the roller housing 32, thereby completing the fabrication and preliminary assembly of the single roller device 3.

(4) Assembling floating type wave-dissipating power generation equipment: (41) respectively sleeving a single buoy device 2 on a pile shaft 1, and installing a lightning rod 4 at the top of the pile shaft 1; (42) one end of a horizontal shaft 31 is installed with the bearing seat 25; (43) installing a single roller box body 32, sleeving one supporting side part 323 of the roller box body 32 in the box body through a rolling bearing 325, sleeving a middle section, ensuring that a rotor 35 on the roller inner cylinder 321 is opposite to a stator 34 on a horizontal shaft 31, welding the middle section with the front supporting side part 323, sleeving the other supporting side part 323, and welding with the front middle section to finish the installation of the single roller box body 32; the above operation is installed, and a plurality of drum boxes 32 are installed on the horizontal shaft 31.

(5) The other end of the horizontal shaft 31 is arranged on a bearing seat 25 of another buoy device 2, then a limiting shaft clamp 37 is arranged between the adjacent roller box bodies 32, and the two semicircular plates are spliced and welded to obtain the limiting shaft clamp 37.

And at this point, the installation of the single roller device 3, namely the installation of the single wave-breaking power generation device is completed, and the like, and the next installation is carried out.

Finally, according to the electrical design, control equipment is installed and output wiring is arranged.

According to the floating type wave-breaking power generation equipment, the kinetic energy of waves 8 is converted into mechanical energy through the roller device 3, the roller box body 32 is pushed to rotate, and the mechanical energy is utilized to break the waves 8, so that the kinetic energy of the waves 8 is skillfully utilized to break the waves 8, a new wave-breaking technology is realized, meanwhile, the mechanical energy generated by wave breaking is converted into electric energy through the rotation of the roller box body 32 and the power generation assembly, two purposes are achieved at one time, the breakages are protected through wave breaking, and the benefit is increased through wave power generation. The flotation pontoon device 2 and the cylinder box 32 homoenergetic provide buoyancy, and from this, flotation pontoon device 2 and cylinder device 3 all go up and down along with the tide level simultaneously, remain throughout and disappear unrestrained and the best state of electricity generation, have solved traditional unrestrained component that disappears and can only subdue the wave 8 under a certain tide level, and traditional power generation facility receives the influence of tide level great, and the generating effect is not good enough. The invention is simple, practical, safe and reliable, and is convenient to install and maintain.

In conclusion, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.

The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A floating type wave-dissipating power generation equipment is arranged in a water area needing wave prevention and is characterized in that: including stake axle (1), flotation pontoon device (2) and cylinder device (3), vertical waters bottom ground (6) of squeezing into of stake axle (1), stake axle (1) is two at least, and has a determining deviation between stake axle (1), all overlaps on every stake axle (1) and is equipped with a flotation pontoon device (2), and flotation pontoon device (2) can follow stake axle (1) and reciprocate, cylinder device (3) include horizontal axis (31), rotationally install cylinder box (32) on horizontal axis (31) and install the electricity generation subassembly in cylinder box (32), fixed mounting is respectively on two flotation pontoon devices (2) at horizontal axis (31) both ends, cylinder box (32) outer peripheral face sets firmly blade (33) that the dispersion was arranged, be equipped with water proof structure between cylinder box (32) both ends and horizontal axis (31), A sealed accommodating space is formed between the roller box body (32) and the horizontal shaft (31); the power generation assembly comprises a rotor (35), a stator (34) and a power transmission cable (36), wherein the rotor (35) and the stator (34) are positioned in the accommodating space, the stator (34) is fixed on the horizontal shaft (31), the rotor (35) is fixedly arranged on the inner side of the roller box body (32) and surrounds the stator (34), electromagnetic induction is generated between the rotor (35) and the stator (34) when the rotor (35) rotates to generate current, and the current is output through the power transmission cable (36); after the floating wave-dissipating power generation equipment is installed, the buoy device (2) floats on the water surface, and the top of the blade (33) on the upper part of the roller box body (32) is higher than the still water level (7) of the water area.

2. A floating wave-dissipating power generating device as claimed in claim 1, characterized in that: the pile shaft structure is characterized in that the pile shafts (1) are arranged in rows in a straight line or broken line mode, and roller devices (3) are arranged between the buoy devices (2) on two adjacent pile shafts (1).

3. A floating wave-dissipating power generating device as claimed in claim 1, characterized in that: install a plurality of cylinder boxes (32) on horizontal axis (31) of cylinder device (3), and every cylinder box (32) all installs the electricity generation subassembly, cylinder device (3) still including fix on horizontal axis (31) and be located spacing axle card (37) between adjacent cylinder box (32), spacing axle card (37) are used for restricting cylinder box (32) axial displacement.

4. A floating wave-dissipating power generating device as claimed in claim 1, characterized in that: the buoy device (2) comprises a closed cylindrical hollow box body consisting of an inner cylinder sleeve (22), an outer cylinder sleeve (21), a cylinder bottom plate and a cylinder top plate, and the inner cylinder sleeve (22) is sleeved on the pile shaft (1) in a vertically movable mode.

5. A floating wave-dissipating power generating device as claimed in claim 4, characterized in that: the inner hole wall of the inner cylinder sleeve (22) is provided with a plurality of grooves in a circle along the circumferential direction, and the grooves are internally provided with balls (26) which are abutted against the pile shaft (1).

6. A floating wave-dissipating power generating device as claimed in claim 4, characterized in that: the cylindrical hollow box body also comprises a reinforcing rib plate (23) which is connected with the inner cylinder sleeve (22) and the outer cylinder sleeve (21).

7. A floating wave-dissipating power generating device as claimed in claim 4, characterized in that: the side of the cylindrical hollow box body is provided with a notch (24), the buoy device (2) further comprises a bearing seat (25) arranged in the notch (24), and the end part of the horizontal shaft (31) is installed in the bearing seat (25).

8. A floating wave-dissipating power generating device as claimed in claim 1, characterized in that: the roller box body (32) comprises a roller inner cylinder (321), a roller outer cylinder (322) and supporting side parts (323) positioned at two end sides, the supporting side parts (323) are rotatably sleeved on the horizontal shaft (31), a waterproof structure is arranged between the supporting side parts (323) and the horizontal shaft (31), a closed space is formed among the roller inner cylinder (321), the roller outer cylinder (322) and the supporting side parts (323) at two ends, and the roller inner cylinder (321) is coaxial with the horizontal shaft (31); the rotor (35) of the power generation assembly is fixed on the inner hole wall of the roller inner cylinder (321), and the blades (33) are fixed on the outer peripheral surface of the roller outer cylinder (322).

9. A floating wave-dissipating power generating device as claimed in claim 8, characterized in that: the roller box body (32) further comprises a rolling bearing (325) arranged in the supporting side portion (323), and the rolling bearing (325) is sleeved on the horizontal shaft (31).

10. A floating wave-dissipating power generating device as claimed in claim 1, characterized in that: the blades (33) are arranged on the roller box body (32) to form a plurality of blade ring groups, each blade ring group comprises a plurality of blades (33) which are uniformly arranged along the circumferential direction of the roller box body (32), and the blade ring groups are distributed at equal intervals along the axial direction of the roller box body (32).