CN110131107B - Offshore wind power generation device - Google Patents
Offshore wind power generation device Download PDFInfo
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- CN110131107B CN110131107B CN201910431296.5A CN201910431296A CN110131107B CN 110131107 B CN110131107 B CN 110131107B CN 201910431296 A CN201910431296 A CN 201910431296A CN 110131107 B CN110131107 B CN 110131107B
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- 238000010248 power generation Methods 0.000 title claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 238000007667 floating Methods 0.000 claims abstract description 29
- 238000007789 sealing Methods 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000008859 change Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 230000006698 induction Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004080 punching Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/02—Wind motors with rotation axis substantially parallel to the air flow entering the rotor having a plurality of rotors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
- F03D13/25—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors specially adapted for offshore installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D15/00—Transmission of mechanical power
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D7/00—Controlling wind motors
- F03D7/02—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor
- F03D7/0204—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for orientation in relation to wind direction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/727—Offshore wind turbines
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention provides an offshore wind power generation device, and belongs to the technical field of offshore power generation equipment. The sea wind power generation device comprises a floating body, wherein an upright post is vertically and rotatably arranged on the upper side surface of the floating body, a U-shaped support is fixedly arranged at the upper end of the upright post, the U-shaped support comprises two vertical parts, a first equipment box is fixedly arranged at the top of one vertical part, a second equipment box is fixedly arranged at the top of the other vertical part, a first rotating shaft is horizontally and rotatably arranged on the first equipment box, a first impeller is fixedly arranged on the first rotating shaft, a first power generation mechanism capable of generating power by utilizing the rotation of the first impeller is arranged in the first equipment box, a second rotating shaft is rotatably arranged on the second equipment box, a second impeller is fixedly arranged on the second rotating shaft, a second power generation mechanism capable of generating power by utilizing the rotation of the second impeller is arranged in the second equipment box, and an adjusting mechanism capable of adjusting the rotating angle of the upright post according. The wind power generation device can reduce the influence of wind direction change on the power generation equipment, and has higher power generation efficiency.
Description
Technical Field
The invention belongs to the technical field of offshore power generation equipment, and relates to an offshore wind power generation device.
Background
Wind energy is a renewable clean energy source and is inexhaustible. The offshore wind farm has the advantages of abundant wind power resources, no land occupation and the like, and the economic value and the social value of the offshore wind farm are accepted by more and more people.
The existing wind power generation equipment is generally provided with an empennage, but because the fluctuation of the ocean wind direction and the wind speed is large, in order to ensure that a rotating blade of a generator is always opposite to the wind direction, the direction of the empennage needs to be continuously adjusted, so that the blades of the generator frequently shake, the abrasion of the power generation equipment is accelerated, and the service life of the power generation equipment is shortened.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides an offshore wind power generation device which can reduce the influence of wind direction change on the power generation device and improve the power generation efficiency.
The purpose of the invention can be realized by the following technical scheme:
an offshore wind power generation device comprises a floating body, the lower side surface of the floating body is connected with a weight through a steel wire rope, the upper side surface of the floating body is vertically and rotatably provided with a stand column, the upper end of the stand column is fixedly provided with a U-shaped support, the U-shaped support comprises two vertical parts, the top of one vertical part is fixedly provided with a first equipment box, the top of the other vertical part is fixedly provided with a second equipment box, the first equipment box is internally provided with a first equipment cavity, the first equipment cavity horizontally rotates to be provided with a first rotating shaft, the left end of the first rotating shaft penetrates through the first equipment cavity to extend out of the first equipment box, the end part of the first rotating shaft is fixedly provided with a first impeller, the first equipment cavity is internally provided with a first power generation mechanism capable of generating power by utilizing the rotation of the first impeller, the second equipment cavity is internally provided with a second rotating shaft, the right end part of the second rotating shaft penetrates through the second equipment cavity to extend to, and a second power generation mechanism capable of generating power by utilizing the rotation of the second impeller is arranged in the second equipment cavity, and an adjusting mechanism capable of adjusting the rotating angle of the stand column according to the wind direction to enable sea wind to blow to the first impeller and the second impeller in the front is further arranged on the U-shaped support.
The floating body is placed on the sea surface, the lower side surface of the floating body is connected with the weight block through a steel wire rope, the weight block can limit the moving range of the floating body, when sea wind blows to the first impeller, the first impeller is driven to rotate, the first power generation mechanism in the first equipment cavity generates power by utilizing the rotation of the first impeller, when the sea wind blows to the second impeller, the second impeller is driven to rotate, the second power generation mechanism in the second equipment cavity generates power by utilizing the rotation of the second impeller, when the sea wind does not blow to the first impeller and the second impeller in the front surface, the upright post is rotated through the adjusting mechanism, the front surface of the sea wind blows to the first impeller and the second impeller, and the power generation efficiency of the sea wind.
In the above-described offshore wind turbine generator, the column is provided with a third power generation mechanism capable of generating power by rotation of the column.
When sea wind does not blow to the first impeller and the second impeller from the front side, the adjusting mechanism drives the upright post to rotate, and the third power generation mechanism generates power by utilizing the rotation of the upright post, so that the power generation capacity is increased.
In the offshore wind power generation device, the first power generation mechanism comprises a first power generator, the first power generator is fixedly arranged in the first equipment cavity, an output shaft of the first power generator is in transmission connection with the rotating shaft, a cavity is arranged in the floating body, a storage battery is arranged in the cavity, and the first power generator is electrically connected with the storage battery.
When sea wind blows to the first impeller, the first impeller and the first rotating shaft are driven to rotate, and the first rotating shaft rotates to enable the first generator to generate electricity, so that the method is simple and efficient, and the generating efficiency is high.
In the above offshore wind power generation device, the second power generation mechanism includes a second power generator, the second power generator is fixedly arranged in the second equipment cavity, an output shaft of the second power generator is in transmission connection with the second rotating shaft, and the second power generator is electrically connected with the storage battery.
When the sea wind blows to the second impeller, the second impeller and the second rotating shaft are driven to rotate, and the second rotating shaft rotates to enable the second generator to generate electricity, so that the device is simple and efficient, and the generating efficiency is high.
In the above-mentioned offshore wind power generation device, the adjusting mechanism includes a circular tube, a bevel gear III and a bevel gear IV, the circular tube is horizontally arranged between two vertical portions of the U-shaped bracket, the circular tube, the first rotating shaft and the second rotating shaft are coaxially arranged, the first sealing plate and the second sealing plate are respectively arranged at the left end and the right end of the circular tube, the first sealing plate and the second sealing plate form an installation cavity, the right end of the first rotating shaft penetrates through the first equipment box and extends into the installation cavity, the end part of the first rotating shaft is fixedly provided with the bevel gear I, the first sealing plate is rotatably arranged with the rotating shaft, the left end of the second rotating shaft penetrates through the second equipment box and extends into the installation cavity, the end part of the second rotating shaft is fixedly provided with the bevel gear II, the third rotating shaft and the fourth rotating shaft are oppositely arranged on the inner side wall of the circular tube along the radial direction, the four bevel gears are rotatably arranged on the four rotating shafts, the three bevel gears are simultaneously meshed and connected with the first bevel gears and the second bevel gears, the four bevel gears are simultaneously meshed and connected with the first bevel gears and the second bevel gears, a plurality of rotating blade plates are uniformly arranged on the outer side walls of the circular tubes along the circumferential direction, and the blade attack angles of the first impellers are opposite to those of the second impellers.
When sea wind does not blow directly to the first impeller and the second impeller, the lateral sea wind can blow the rotating blade plate to drive the circular tube to rotate, the bevel gear three and the bevel gear four in the circular tube drive the bevel gear one and the bevel gear two to rotate in the same direction, so that the first impeller on the rotating shaft and the second impeller on the rotating shaft rotate in the same direction, the U-shaped support generates a rotating torque due to the fact that the blade attack angle of the first impeller is opposite to the blade attack angle of the second impeller, the stand column rotates, when the stand column rotates until the sea wind directly blows to the first impeller or the second impeller, the circular tube stops rotating, the positions of the first impeller and the second impeller can be adjusted in real time according to different sea wind directions, the power generation efficiency of the sea wind is improved, the shaking of the first impeller and the second impeller can be reduced, the loss of power generation equipment is reduced.
In the offshore wind power generation device, the power generation mechanism III comprises a coil and a sleeve, a first through hole is formed in the sleeve, the sleeve is coaxially arranged on the outer side of the upright column through the first through hole and fixedly arranged on the upper side face of the floating body through a support, a first magnet and a second magnet are oppositely arranged on the side wall of the first through hole, the magnetic poles of the first magnet and the second magnet are opposite, a first perforation and a second perforation are horizontally arranged on the upright column, the first perforation and the second perforation are respectively arranged at the upper end and the lower end of the sleeve, the coil is wound between the first perforation and the second perforation, and the coil is electrically connected with the storage battery.
When sea wind does not blow against the first impeller and the second impeller, the lateral sea wind blows the rotating blades to drive the circular tube to rotate, the first impeller and the second impeller rotate in the same direction through the first bevel gear and the second bevel gear, the U-shaped support generates rotating torque to enable the upright post to rotate due to the fact that the blade attack angle of the first impeller is opposite to that of the second impeller, the coil on the upright post rotates to cut a magnetic induction line between the first magnet and the second magnet due to the fact that the sleeve is fixedly arranged on the floating body, electric energy is generated, and the electric energy is stored in the storage battery to increase generating capacity.
Compared with the prior art, the invention has the following advantages:
1. the method comprises the following steps that a floating body is placed on the sea surface, the lower side surface of the floating body is connected with a weight block through a steel wire rope, the weight block can limit the moving range of the floating body, when sea wind is blowing against the first impeller, the first impeller and a rotating shaft are driven to rotate, so that a first power generation mechanism in a first equipment cavity generates power, the rotating shaft drives a first bevel gear to rotate, the first bevel gear drives a second bevel gear to rotate reversely through a third bevel gear, and the second bevel gear drives a second rotating shaft to rotate, so that a second power generation mechanism in a second equipment cavity generates; similarly, when sea wind is directly blown to the second impeller, the second impeller and the second rotating shaft are driven to rotate, so that the second power generation mechanism in the second equipment cavity generates power, the second rotating shaft drives the second bevel gear to rotate, the second bevel gear drives the first bevel gear to rotate reversely through the third bevel gear, and the first bevel gear drives the first rotating shaft to rotate, so that the first power generation mechanism in the first equipment cavity generates power;
2. when sea wind does not blow against the first impeller and the second impeller, part of wind blows on the rotating blades to drive the circular tube to rotate, the third bevel gear and the fourth bevel gear in the circular tube drive the first bevel gear and the second bevel gear to rotate in the same direction, the first impeller on the first rotating shaft and the second impeller on the second rotating shaft rotate in the same direction, the U-shaped bracket generates a rotating torque due to the fact that the blade attack angle of the first impeller is opposite to the blade attack angle of the second impeller, the upright post rotates, when the upright post rotates until the sea wind directly faces the first impeller or the second impeller, the circular tube stops rotating, the positions of the first impeller and the second impeller can be adjusted in real time according to different sea wind directions, and the power generation efficiency of the sea wind is improved; in addition, in the rotating process of the stand column, the coil wound on the first through hole and the second through hole cuts the magnetic induction line between the first magnet and the second magnet in the first through hole, so that electric energy is generated, and the generating capacity is increased.
Drawings
FIG. 1 is a schematic structural view of the present offshore wind power plant;
FIG. 2 is a partially enlarged view of a first power generation mechanism and a second power generation mechanism;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 1;
FIG. 4 is a cross-sectional view taken at B-B of FIG. 1;
FIG. 5 is a cross-sectional view taken at C-C of FIG. 1;
fig. 6 is a cross-sectional view taken at D-D in fig. 1.
In the figure, 1, a floating body; 1a, a cavity; 1b, a storage battery; 2. a column; 2a, punching a first hole; 2b, punching a second hole; 2c, a coil; 3. a sleeve; 3a, a first through hole; 3b, a magnet I; 3c, a magnet II; 4. a U-shaped bracket; 5. a first equipment box; 5a, a first equipment cavity; 5b, a first gear; 5c, a second gear; 5d, a first generator; 6. a second equipment box; 6a, a second equipment cavity; 6b, a gear III; 6c, gear four; 6d, a second generator; 7. a first rotating shaft; 7a, a first impeller; 7b, a first bevel gear; 8. a second rotating shaft; 8a and a second impeller; 8b, a bevel gear II; 9. a circular tube; 9a, a rotating blade plate; 9a1, mounting cavity; 9b, sealing the plate I; 9c, a sealing plate II; 10. a third bevel gear; 10a, a third rotating shaft; 11. a fourth bevel gear; 11a and a rotating shaft IV; 12. a weight block; 12a and a steel wire rope.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 to 6, an offshore wind power generation device comprises a floating body 1, a weight 12 is connected to the lower side surface of the floating body 1 through a steel wire rope 12a, an upright post 2 is vertically and rotatably arranged on the upper side surface of the floating body 1, a U-shaped support 4 is fixedly arranged at the upper end of the upright post 2, the U-shaped support 4 comprises two vertical parts, a first equipment box 5 is fixedly arranged at the top of one vertical part, a second equipment box 6 is fixedly arranged at the top of the other vertical part, a first equipment cavity 5a is arranged in the first equipment box 5, a first rotating shaft 7 is horizontally and rotatably arranged in the first equipment cavity 5a, the left end of the first rotating shaft 7 penetrates through the first equipment cavity 5a and extends out of the first equipment box 5, a first impeller 7a is fixedly arranged at the end part of the first equipment cavity 5a, a first power generation mechanism capable of generating power by utilizing the rotation of the first impeller 7a is arranged in the first equipment cavity 6a, horizontal rotation is provided with two 8 of pivots in the two 6a of equipment chamber, the right-hand member of two 8 of pivots passes two 6a of equipment chamber and extends to two 6 outer and tip of equipment box and set firmly two 8a of impeller, be equipped with the electricity generation mechanism two that can utilize two 8a of impeller's rotation to generate electricity in the two 6a of equipment chamber, still be equipped with on the U type support 4 and adjust the turned angle of stand 2 according to the wind direction, make the sea wind front side blow to the adjustment mechanism of impeller 7a and two 8a of impeller.
The floating body 1 is placed on the sea surface, the lower side surface of the floating body 1 is connected with the weight 12 through the steel wire rope 12a, the weight 12 can limit the moving range of the floating body 1, when sea wind blows to the first impeller 7a, the first impeller 7a is driven to rotate, the first power generation mechanism in the first equipment cavity 5a generates power by utilizing the rotation of the first impeller 7a, when the sea wind blows to the second impeller 8a, the second impeller 8a is driven to rotate, the second power generation mechanism in the second equipment cavity 6a generates power by utilizing the rotation of the second impeller 8a, when the sea wind does not blow to the first impeller 7a and the second impeller 8a, the upright post 2 is rotated through the adjusting mechanism, so that the sea wind blows to the first impeller 7a and the second impeller 8a in the front surface, and the power generation efficiency of the sea wind is improved.
Specifically, the column 2 is provided with a third power generation mechanism capable of generating power by rotation of the column 2.
When sea wind does not blow to the first impeller 7a and the second impeller 8a in the front face, the adjusting mechanism drives the upright post 2 to rotate, and the third power generation mechanism generates power by utilizing the rotation of the upright post 2, so that the power generation amount is increased.
Specifically, the first power generation mechanism comprises a first power generator 5d, the first power generator 5d is fixedly arranged in a first equipment cavity 5a, a second gear 5c is fixedly arranged on an output shaft of the first power generator 5d, a first gear 5b is fixedly arranged on a first rotating shaft 7 positioned in the first equipment cavity 5a, the first gear 5b is meshed with the second gear 5c, a cavity 1a is arranged in the floating body 1, a storage battery 1b is arranged in the cavity 1a, and the first power generator 5d is electrically connected with the storage battery 1 b.
When sea wind blows to the first impeller 7a, the first impeller 7a and the first rotating shaft 7 are driven to rotate, the first gear 5b on the first rotating shaft 7 is driven to rotate, and the first generator 5d is driven to generate electricity through the second gear 5 c.
Specifically, the second power generation mechanism comprises a second power generator 6d, the second power generator 6d is fixedly arranged in the second equipment cavity 6a, a fourth gear 6c is fixedly arranged on an output shaft of the second power generator 6d, a third gear 6b is fixedly arranged on a second rotating shaft 8 positioned in the second equipment cavity 6a, the third gear 6b is meshed with the fourth gear 6c, and the second power generator 6d is electrically connected with the storage battery 1 b.
When the sea wind blows to the second impeller 8a, the second impeller 8a and the second rotating shaft 8 are driven to rotate, the third gear 6b on the second rotating shaft 8 is driven to rotate, the second generator 6d is driven to generate electricity through the fourth gear 6c, and the device is simple, efficient and high in generating efficiency.
Specifically, the adjusting mechanism comprises a round pipe 9, a third bevel gear 10 and a fourth bevel gear 11, the round pipe 9 is horizontally arranged between two vertical parts of the U-shaped support 4, the round pipe 9, a first rotating shaft 7 and a second rotating shaft 8 are coaxially arranged, a first sealing plate 9b and a second sealing plate 9c are respectively arranged at the left end and the right end of the round pipe 9, the first sealing plate 9b and the second sealing plate 9c form an installation cavity 9a1, the right end of the first rotating shaft 7 penetrates through the first equipment box 5 and extends into the installation cavity 9a1, the first bevel gear 7b is fixedly arranged at the end part of the first rotating shaft 7, the first sealing plate 9b and the first rotating shaft 7 are rotatably arranged, the left end of the second rotating shaft 8 penetrates through the second equipment box 6 and extends into the installation cavity 9a1, the second bevel gear 8b is fixedly arranged at the end part of the second sealing plate 9c and the second rotating shaft 8 are rotatably arranged, the, the third rotating shaft 10a and the fourth rotating shaft 11a are coaxially arranged, the third bevel gear 10 is rotatably arranged on the third rotating shaft 10a, the fourth bevel gear 11 is rotatably arranged on the fourth rotating shaft 11a, the third bevel gear 10 is simultaneously meshed and connected with the first bevel gear 7b and the second bevel gear 8b, the fourth bevel gear 11 is simultaneously meshed and connected with the first bevel gear 7b and the second bevel gear 8b, a plurality of rotating vane plates 9a are uniformly arranged on the outer side wall of the circular tube 9 along the circumferential direction, preferably, the rotating vane plates 9a are perpendicular to the outer side wall of the circular tube 9, and the blade attack angle of the first impeller 7a is opposite to the blade attack angle of the second impeller 8 a.
When sea wind does not blow against the first impeller 7a and the second impeller 8a, the side sea wind blows the rotating blade 9a to drive the circular tube 9 to rotate, the bevel gear three 10 and the bevel gear four 11 in the circular tube 9 drive the bevel gear one 7b and the bevel gear two 8b to rotate in the same direction, so that the first impeller 7a on the rotating shaft 7 and the second impeller 8a on the rotating shaft two 8 rotate in the same direction, the U-shaped bracket 4 generates a rotation torque to rotate the upright post 2, when the upright post 2 rotates until the sea wind blows against the first impeller 7a or the second impeller 8a, the circular tube 9 stops rotating, the positions of the first impeller 7a and the second impeller 8a can be adjusted in real time according to different sea wind directions, the power generation efficiency of the sea wind is improved, the shaking of the first impeller 7a and the second impeller 8a can be reduced, and the loss of the power generation equipment is reduced, the service life of the device is prolonged.
Preferably, the first bevel gear 7b and the second bevel gear 8b are the same in size, and the third bevel gear 10 and the fourth bevel gear 11 are the same in size, so that the rotating speeds of the first rotating shaft 7 and the second rotating shaft 8 are the same.
Specifically, the third power generation mechanism comprises a coil 2c and a sleeve 3, a first through hole 3a is formed in the sleeve 3, the sleeve 3 is coaxially arranged on the outer side of the upright post 2 through the first through hole 3a and fixedly arranged on the upper side face of the floating body 1 through a support, a first magnet 3b and a second magnet 3c are oppositely arranged on the side wall of the first through hole 3a, the magnetic poles of the first magnet 3b and the second magnet 3c are opposite, a first through hole 2a and a second through hole 2b are horizontally arranged on the upright post 2, the first through hole 2a and the second through hole 2b are respectively located at the upper end and the lower end of the sleeve 3, the coil 2c is wound between the first through hole 2a and the second through hole 2b, and the coil 2c is electrically connected with the storage battery.
When sea wind does not blow against the first impeller 7a and the second impeller 8a, the lateral sea wind blows the rotating blade 9a to drive the circular tube 9 to rotate, the first impeller 7a and the second impeller 8a rotate in the same direction through the bevel gear 7b and the bevel gear 8b, the U-shaped support 4 generates a rotating moment due to the fact that the blade attack angle of the first impeller 7a is opposite to that of the second impeller 8a, the upright post 2 rotates, and the coil 2c on the upright post 2 rotates to cut a magnetic induction line between the first magnet 3b and the second magnet 3c due to the fact that the sleeve 3 is fixedly arranged on the floating body 1, electric energy is generated, the electric energy is stored in the storage battery 1b, and the generating capacity is increased.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (5)
1. An offshore wind power generation device comprises a floating body (1), wherein the lower side surface of the floating body (1) is connected with a weight (12) through a steel wire rope (12a), and the offshore wind power generation device is characterized in that an upright post (2) is vertically and rotatably arranged on the upper side surface of the floating body (1), a U-shaped support (4) is fixedly arranged at the upper end of the upright post (2), the U-shaped support (4) comprises two vertical parts, a first equipment box (5) is fixedly arranged at the top of one of the vertical parts, a second equipment box (6) is fixedly arranged at the top of the other vertical part, a first equipment cavity (5a) is arranged in the first equipment box (5), a first rotating shaft (7) is horizontally and rotatably arranged in the first equipment cavity (5a), the left end of the first rotating shaft (7) penetrates out of the first equipment cavity (5a) and extends out of the first equipment box (5), a first impeller (7a) is fixedly arranged at the end part of the first equipment cavity (5a), a first power generation mechanism capable of, a second equipment cavity (6a) is arranged in the second equipment box (6), a second rotating shaft (8) is horizontally arranged in the second equipment cavity (6a) in a rotating mode, the right end of the second rotating shaft (8) penetrates through the second equipment cavity (6a) and extends out of the second equipment box (6), an impeller (8a) is fixedly arranged at the end part of the second equipment cavity (6a), a second power generation mechanism capable of generating power by utilizing the rotation of the impeller (8a) is arranged in the second equipment cavity (6a), and an adjusting mechanism capable of adjusting the rotating angle of the upright post (2) according to the wind direction to enable the front side of sea wind to blow to the first impeller (7a) and the second impeller (8a) is further arranged on the U-shaped support (4);
the adjusting mechanism comprises a round pipe (9), a bevel gear III (10) and a bevel gear IV (11), the round pipe (9) is horizontally arranged between two vertical parts of the U-shaped support (4), the round pipe (9), a rotating shaft I (7) and a rotating shaft II (8) are coaxially arranged, a sealing plate I (9b) and a sealing plate II (9c) are respectively arranged at the left end and the right end of the round pipe (9), the sealing plate I (9b) and the sealing plate II (9c) form a mounting cavity (9a1), the right end of the rotating shaft I (7) penetrates through the equipment box I (5) and extends into the mounting cavity (9a1), the end part of the rotating shaft I (7) is fixedly provided with the bevel gear I (7b), the sealing plate I (9b) and the rotating shaft I (7) are rotatably arranged, the left end of the rotating shaft II (8) penetrates through the equipment box II (6) and extends into the mounting cavity (9a1), and the end, the novel impeller is characterized in that the second sealing plate (9c) and the second rotating shaft (8) are rotatably arranged, a third rotating shaft (10a) and a fourth rotating shaft (11a) are oppositely arranged on the inner side wall of the circular tube (9) along the radial direction, the third rotating shaft (10a) and the fourth rotating shaft (11a) are coaxially arranged, the third bevel gear (10) is rotatably arranged on the third rotating shaft (10a), the fourth bevel gear (11) is rotatably arranged on the fourth rotating shaft (11a), the third bevel gear (10) is simultaneously meshed and connected with the first bevel gear (7b) and the second bevel gear (8b), the fourth bevel gear (11) is simultaneously meshed and connected with the first bevel gear (7b) and the second bevel gear (8b), a plurality of rotating vane plates (9a) are uniformly arranged on the outer side wall of the circular tube (9) along the circumferential direction, and the blade attack angle of the first impeller (7a) is opposite to the blade attack angle of the.
2. The offshore wind power generation device according to claim 1, wherein the column (2) is provided with a third power generation mechanism capable of generating power by rotation of the column (2).
3. An offshore wind power generation device according to claim 2, wherein the first power generation mechanism comprises a first generator (5d), the first generator (5d) is fixedly arranged in the first equipment cavity (5a), an output shaft of the first generator (5d) is in transmission connection with the first rotating shaft (7), a cavity (1a) is arranged in the floating body (1), a storage battery (1b) is arranged in the cavity (1a), and the first generator (5d) is electrically connected with the storage battery (1 b).
4. The offshore wind power generation device according to claim 3, wherein the second power generation mechanism comprises a second power generator (6d), the second power generator (6d) is fixedly arranged in the second equipment cavity (6a), an output shaft of the second power generator (6d) is in transmission connection with the second rotating shaft (8), and the second power generator (6d) is electrically connected with the storage battery (1 b).
5. The offshore wind power generation device according to claim 4, wherein the third power generation mechanism comprises a coil (2c) and a sleeve (3), the sleeve (3) is internally provided with a first through hole (3a), the sleeve (3) is coaxially arranged at the outer side of the upright post (2) through the first through hole (3a) and is fixedly arranged on the upper side surface of the floating body (1) through a bracket, the side wall of the first through hole (3a) is relatively provided with a first magnet (3b) and a second magnet (3c), the magnetic poles of the first magnet (3b) and the second magnet (3c) are opposite, the upright post (2) is horizontally provided with a first through hole (2a) and a second through hole (2b), the first through hole (2a) and the second through hole (2b) are respectively arranged at the upper end and the lower end of the sleeve (3), and the coil (2c) is wound between the first through hole (2a) and the second through hole (2b), the coil (2c) is electrically connected to the battery (1 b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910431296.5A CN110131107B (en) | 2019-05-22 | 2019-05-22 | Offshore wind power generation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910431296.5A CN110131107B (en) | 2019-05-22 | 2019-05-22 | Offshore wind power generation device |
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| CN110131107A CN110131107A (en) | 2019-08-16 |
| CN110131107B true CN110131107B (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910431296.5A Active CN110131107B (en) | 2019-05-22 | 2019-05-22 | Offshore wind power generation device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111846115B (en) * | 2020-07-28 | 2021-04-06 | 浙江亿丰海洋生物制品有限公司 | Ocean cloud computing equipment new forms of energy power supply buoy |
| CN113404629B (en) * | 2021-06-18 | 2022-05-27 | 绍兴亚冠机电科技有限公司 | Hybrid power traction type generator for power supply |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3978186B2 (en) * | 2001-12-28 | 2007-09-19 | 三菱重工業株式会社 | Upwind type windmill and driving method thereof |
| CN201250765Y (en) * | 2008-08-06 | 2009-06-03 | 青岛安华新能源开发有限公司 | Assembly type wind generating set |
| CN102465841B (en) * | 2010-11-08 | 2015-04-29 | 杨政卫 | Counter rotating type power generator |
| CN102278283A (en) * | 2011-07-01 | 2011-12-14 | 金平 | Double-set variable blade high-power wind power station |
| KR101424512B1 (en) * | 2012-09-28 | 2014-07-31 | 허디이하 | Wind power generator |
| FR2996881A1 (en) * | 2012-10-15 | 2014-04-18 | Olivier Christian Leopold Laffitte | BIROTOR "V" AEROGENERATOR ON SPAR TYPE FLOATING STRUCTURE |
| CN104806457B (en) * | 2015-04-02 | 2017-10-13 | 丁健威 | A kind of descending sea-borne wind power generation apparatus |
| CN108590979A (en) * | 2018-04-18 | 2018-09-28 | 赵瑞霞 | A kind of combined wind energy generator |
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