CN117489527A - Blade adjusting device and method for wind generating set - Google Patents
Blade adjusting device and method for wind generating set Download PDFInfo
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- CN117489527A CN117489527A CN202311755122.7A CN202311755122A CN117489527A CN 117489527 A CN117489527 A CN 117489527A CN 202311755122 A CN202311755122 A CN 202311755122A CN 117489527 A CN117489527 A CN 117489527A
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 239000004744 fabric Substances 0.000 claims description 28
- 238000010248 power generation Methods 0.000 claims description 24
- 230000001681 protective effect Effects 0.000 claims description 8
- 241000883990 Flabellum Species 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 4
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
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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
- F03D7/022—Adjusting aerodynamic properties of the blades
- F03D7/0236—Adjusting aerodynamic properties of the blades by changing the active surface of the wind engaging parts, e.g. reefing or furling
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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
- F03D1/06—Rotors
- F03D1/065—Rotors characterised by their construction elements
- F03D1/0675—Rotors characterised by their construction elements of the blades
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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
- F03D15/10—Transmission of mechanical power using gearing not limited to rotary motion, e.g. with oscillating or reciprocating members
-
- 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/40—Transmission of power
- F05B2260/403—Transmission of power through the shape of the drive components
- F05B2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05B2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclic, planetary or differential type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2260/00—Function
- F05B2260/40—Transmission of power
- F05B2260/403—Transmission of power through the shape of the drive components
- F05B2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
- F05B2260/40312—Ratchet wheels
Landscapes
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Power Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to the technical field of wind driven generator blades and discloses a wind driven generator set blade adjusting device and a wind driven generator set blade adjusting method.
Description
Technical Field
The invention relates to the technical field of wind driven generator blades, in particular to a wind driven generator set blade adjusting device and method.
Background
The wind driven generator is an electric power device which converts wind energy into mechanical work and drives a rotor to rotate and finally outputs alternating current. The wind driven generator generally comprises a wind wheel, a generator (comprising a device), a steering device (tail), a tower, a speed limiting safety mechanism, an energy storage device and other components, the working principle of the wind driven generator is simple, the wind wheel rotates under the action of wind force, the kinetic energy of the wind is converted into mechanical energy of a wind wheel shaft, and the generator rotates to generate electricity under the drive of the wind wheel shaft. In a broad sense, wind energy is solar energy, so that a wind power generator is a heat energy utilization generator using the sun as a heat source and using the atmosphere as a working medium, and in a broad sense, a heat energy utilization engine using the sun as a heat source and using the atmosphere as a working medium. Wind power generation utilizes natural energy. Compared with diesel power generation, the method is much better. But is not as good as a diesel generator if it is used in emergency. Wind power generation cannot be regarded as a standby power supply, but can be used for a long time, and the principle of wind power generation is that wind power is utilized to drive windmill blades to rotate, and then the rotating speed is increased through a speed increaser so as to promote a generator to generate electricity. According to the current wind power generator technology, the generation of electricity can be started at a breeze speed (breeze degree) of about three meters per second.
Because the blade volume of the wind driven generator is large, the structure of the wind driven generator is single, the direction of the blade is not required to be regulated when the wind direction is suddenly changed in strong wind weather, so that the effect of forming wind break by the windward side is achieved, but the speed of the large-volume adjustment steering of the blade is slower, and the blade and the generator are still damaged by strong wind impact in the adjustment process.
Disclosure of Invention
The invention aims to solve the problems that: the blade structure of the wind driven generator is single and can not carry out rapid wind-avoiding adjustment when facing strong wind.
In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a wind generating set blade adjusting device and method, includes the generator room, the inside of generator room is equipped with the pillar, one side of generator room is equipped with the protection casing, one side of protection casing is equipped with the shell, the inside of generator room is equipped with differential structure, the inside of shell is equipped with control structure, all be equipped with the flabellum around the shell, be equipped with the air leakage structure on the flabellum, the air leakage structure can cooperate with control structure and use, control structure can cooperate with differential structure and use each other;
the control structure comprises a storage box, folding cloth, a control ring, an auxiliary line, a main line, a connecting seat, a connecting shaft, an auxiliary control wheel, a main control wheel, a sliding rail, a bevel gear set, a motor, a hydraulic rod, a fixed plate, a sleeve, a power wheel and a driven wheel, wherein one side of each fan blade is provided with a box body, the inside of the box body is in a cavity shape, one side of the inside of the box body is rotationally provided with the folding cloth, and the folding cloth can be rotated and unfolded by taking a connecting part rotated with the box body as a circle center.
Preferably, a control ring is arranged at the top of one side of the folding cloth, a main line is arranged at the bottom of the control ring, a connecting seat is arranged in the shell, and a main control wheel is arranged on one side of the connecting seat.
Preferably, one side of the main control wheel is provided with an auxiliary control wheel, an auxiliary wire is wound on the auxiliary control wheel, the main control wheel is fixedly connected with one end of the main wire, the main control wheel and the auxiliary control wheel are inserted in the connecting seat, and the main control wheel and the auxiliary control wheel are separated and respectively rotate without interference.
Preferably, the top of protection casing inner wall is equipped with the slide rail, the bottom of slide rail is equipped with the fixed plate, one side of fixed plate bottom runs through there is the sleeve, telescopic inside is equipped with the connecting axle, one side of connecting axle is equipped with the power wheel, one side of sleeve surface is equipped with the auxiliary wheel, power wheel and auxiliary wheel all with master control wheel and auxiliary control wheel looks adaptation.
Preferably, one side of the sleeve is provided with a bevel gear set, the bevel gear set can control the sleeve and the connecting shaft to rotate together and simultaneously rotate in opposite directions, one side of the bevel gear set is provided with a motor, the bottom of the inner wall of the protective cover is provided with a hydraulic rod, and one side of the hydraulic rod is fixedly connected with the bottom of one side of the fixing plate.
Preferably, the air leakage structure comprises a box body, a movable plate, a control line, a movable arm, a clamping plate, a rotating shaft, a gear lever, an auxiliary wheel and a spring, wherein the movable plate is rotationally connected to the top and the bottom of the front face of the fan blade, the box body is arranged on the front face of the fan blade, the rotating shaft is slidably arranged in the box body, the movable arm is rotationally arranged at the top and the bottom of the rotating shaft, and the clamping plate is arranged at the back face of the movable arm.
Preferably, the top and the bottom of the front face of the fan blade are both provided with a gear lever, one side of the bottom of the box body is provided with an auxiliary wheel, one side of the inner wall of the box body is provided with a spring, the other side of the spring is fixedly connected with one side of the rotating shaft, one side of the rotating shaft is provided with a control line, and the bottom of the control line is fixedly connected with one side of the auxiliary line.
Preferably, the differential structure comprises a differential gear set, a shell, a fixed shell, a gear ring, a planetary gear, power generation wheels, a ratchet wheel and a pawl, wherein the shell is arranged in the power generation chamber, the differential gear set is arranged in the shell, the ratchet wheel is arranged on one side of the differential gear set, the pawl is arranged on one side of the ratchet wheel, and the fixed shell is arranged on one side of the differential gear set.
Preferably, a gear ring is arranged on one side of the fixed shell, a planetary gear and a power generation wheel are arranged in the gear ring, the planetary gear is meshed with the power generation wheel and the gear ring, and the power generation wheel is fixedly connected with one side of the power generation motor.
S1: when the fan blade is used in a normal environment, the connecting seat is driven to rotate through the shell, the connecting seat drives the generator in the generator room to rotate for generating electricity, when the rotating speed of the fan blade is low due to small weather wind force in normal use, the folding cloth can be rotated to be opened to increase the wind receiving surface area of the fan blade, the hydraulic rod is started when the fan blade is opened, the hydraulic rod drives the fixing plate to integrally move to one side along the sliding rail through the telescopic rod, the motor is started after the power wheel on one side of the fixing plate is meshed with the main control wheel, the motor drives the connecting shaft to rotate through the bevel gear group, the connecting shaft drives the power wheel to control the main control wheel to rotate, the main control wheel is rotated to shrink and tighten, the folding cloth is driven to be rotated to be opened by taking the connecting part rotating with the box body as a circle center when the main line is tensioned, and better wind receiving can be performed after the folding cloth is opened;
s2: when the fan blade rotates to avoid wind when the fan blade is in strong wind weather with abrupt steering, the hydraulic rod can be continuously controlled to push the fixed plate to move forwards in order to prevent damage, the fixed plate drives the power wheel and the driven wheel to move forwards, the power wheel is meshed with the auxiliary control wheel, the driven wheel is meshed with the main control wheel, the motor is reversed at the moment, the motor can rotate in opposite directions because of the control sleeve of the bevel gear set and the connecting shaft, the main control wheel and the auxiliary control wheel can rotate in opposite directions at the moment, the main control wheel can loosen the main line to enable the folding cloth to retract into the box body again because of the limiting spring in the main control wheel, the auxiliary control wheel can roll the auxiliary line when the main line is released, the auxiliary line can drive the control line to cling to the auxiliary wheel to move downwards, the control line can drive the rotating shaft to move to one side and squeeze the spring, the rotating shaft can drive the movable arm to move to one side until the movable arm moves to contact the gear lever and is rotated and folded by taking the rotating connection part with the rotating shaft as the center of a circle, at the moment, the clamping plate can lose control of the movable plate along with the movement of the movable arm, the movable plate can be blown open by strong wind, the surface of the fan blade generates a wind leakage hole, the wind bearing surface is reduced, torque springs are arranged in the movable plate and the rotating shaft, and the movable plate can automatically recover to the initial position when the strong wind is lost;
s3: when the blade wind power is normal, the power generation wheel can normally rotate and drive the generator and other devices to rotate for wind power generation, when the wind power is suddenly increased, in order to prevent the generator from being damaged due to too high rotating speed, the differential gear set can rotate and drive the gear ring and the planetary gear to rotate, and because the planetary gear is matched with the gear ring to be larger than the stroke of the power generation wheel, the rotating speed of the generator when the wind power is suddenly increased can not be too high, and the effect of timely and effectively reducing the rotating speed of the generator according to the wind power is achieved.
Compared with the prior art, the technical scheme of the invention has the following advantages:
(1) The control structure can control the wind receiving area of the fan blade by expanding and accommodating the folding cloth in the weak wind environment, the wind receiving area of the fan blade can be further reduced by the wind leakage structure through opening and closing of the movable plate, the damage of wind resistance to the fan blade is reduced to the greatest extent possible before the fan blade does not complete turning in strong wind weather with suddenly turning, a power wheel and a driven wheel which are controlled in two directions are also arranged in the control structure, and the two wheels can form two-way rotation and movement through the cooperation between the motor and the bevel gear set, so that the wind leakage structure and the folding cloth can be controlled simultaneously at the fastest speed in strong wind weather;
(2) The air leakage structure is controlled through the cooperation between the movable arm and the movable plate, the movable arm and the movable plate are respectively provided with a torque spring at the rotating joint, the torque springs can enable the movable plate to rotate under the strong wind force, the upper section, the middle section and the lower section of the fan blade form a larger air passing cavity, the two movable arms can be simultaneously controlled together, the movable plate can be simultaneously opened, the misplacement error is prevented from affecting the opening and closing of the movable plate, the control wire can be matched with the auxiliary wheel, the auxiliary wheel can enable the friction force generated on the surface of the control wire to be reduced when the control wire is pulled downwards, and the control is smoother when the control wire is pulled downwards;
(3) Still be provided with differential structure in the protection casing, differential structure can change the rotational speed of generator through the cooperation between differential gear and the planet wheel, let its have certain differential reaction time and adjustment time under the environment that wind-force suddenly increases avoid the flabellum not to change the wind speed too fast and cause the generator rotational speed overload to move and cause the damage, differential gear can normally rotate under normal environment only, only meet the extra-strong wind just can trigger differential protection mechanism that is fortuitous, let aerogenerator can adapt to various complicated changeable environment, increase the holistic adaptability of device.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the housing of the present invention;
FIG. 3 is a schematic diagram of a control structure according to the present invention;
FIG. 4 is a schematic view of a fan blade according to the present invention;
FIG. 5 is a schematic view of a mobile plate structure according to the present invention;
FIG. 6 is a schematic view of the internal structure of the case of the present invention;
FIG. 7 is a schematic view of the internal structure of the protective cover of the present invention;
FIG. 8 is a schematic diagram of a power wheel construction according to the present invention;
FIG. 9 is a schematic view of a sleeve structure according to the present invention;
FIG. 10 is a schematic view of a differential structure according to the present invention;
FIG. 11 is a schematic view of the internal structure of the housing of the present invention;
FIG. 12 is a schematic view of a planetary gear configuration of the present invention;
FIG. 13 is a schematic view of a ratchet mechanism according to the present invention.
In the figure: 1. a protective cover; 2. a generator chamber; 3. a support post; 4. an air leakage structure; 401. a case body; 402. a movable plate; 403. a control line; 404. a movable arm; 405. a clamping plate; 406. a rotating shaft; 407. a gear lever; 408. an auxiliary wheel; 409. a spring; 5. a housing; 6. a fan blade; 7. a control structure; 701. a storage box; 702. folding cloth; 703. a control loop; 704. a secondary line; 705. a main line; 706. a connecting seat; 707. a connecting shaft; 708. an auxiliary control wheel; 709. a main control wheel; 710. a slide rail; 711. a bevel gear set; 712. a motor; 713. a hydraulic rod; 714. a fixing plate; 715. a sleeve; 716. a power wheel; 717. driven wheel; 8. a differential structure; 801. a differential gear set; 802. a housing; 803. a fixed case; 804. a gear ring; 805. a planetary gear; 806. a power generation wheel; 807. a ratchet wheel; 808. a pawl.
Detailed Description
So that the objects, technical solutions and advantages of the embodiments of the present disclosure are more apparent, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present disclosure. It will be apparent that the described embodiments are some, but not all, of the embodiments of the present disclosure. All other embodiments, which can be made by one of ordinary skill in the art without the need for inventive faculty, are within the scope of the present disclosure, based on the described embodiments of the present disclosure.
As shown in fig. 1 to 13, the blade adjusting device and the method for the wind generating set provided by the invention comprise a generator room 2, wherein a support column 3 is arranged in the generator room 2, a protective cover 1 is arranged on one side of the generator room 2, a housing 5 is arranged on one side of the protective cover 1, a differential structure 8 is arranged in the generator room 2, a control structure 7 is arranged in the housing 5, fan blades 6 are arranged on the periphery of the housing 5, an air leakage structure 4 is arranged on the fan blades 6, the air leakage structure 4 can be matched with the control structure 7, and the control structure 7 can be matched with the differential structure 8;
the control structure 7 comprises a storage box 701, folding cloth 702, a control ring 703, a secondary line 704, a main line 705, a connecting seat 706, a connecting shaft 707, a secondary control wheel 708, a main control wheel 709, a sliding rail 710, a bevel gear set 711, a motor 712, a hydraulic rod 713, a fixed plate 714, a sleeve 715, a power wheel 716 and a driven wheel 717, one side of the fan blade 6 is provided with a box 701, the inside of the box 701 is in a cavity shape, one side of the inside of the box 701 is rotationally provided with the folding cloth 702, and the folding cloth 702 can be rotated and unfolded firstly by taking the rotating connection part with the box 701 as the center of a circle.
The top of folding cloth 702 one side is equipped with control ring 703, control ring 703's bottom is equipped with main line 705, the inside of shell 5 is equipped with connecting seat 706, one side of connecting seat 706 is equipped with master control wheel 709.
An auxiliary control wheel 708 is arranged on one side of the main control wheel 709, an auxiliary wire 704 is wound on the auxiliary control wheel 708, the main control wheel 709 is fixedly connected with one end of the main wire 705, the main control wheel 709 and the auxiliary control wheel 708 are inserted in the connecting seat 706, and the main control wheel 709 and the auxiliary control wheel 708 are separated and rotate respectively and are not mutually interfered.
The top of protection casing 1 inner wall is equipped with slide rail 710, the bottom of slide rail 710 is equipped with fixed plate 714, one side of fixed plate 714 bottom runs through has sleeve 715, the inside of sleeve 715 is equipped with connecting axle 707, one side of connecting axle 707 is equipped with power wheel 716, one side of sleeve 715 surface is equipped with auxiliary wheel 717, power wheel 716 and auxiliary wheel 717 all with master control wheel 709 and auxiliary control wheel 708 looks adaptation.
One side of the sleeve 715 is provided with a bevel gear set 711, the bevel gear set 711 can control the sleeve 715 and the connecting shaft 707 to rotate together and simultaneously rotate in opposite directions, one side of the bevel gear set 711 is provided with a motor 712, the bottom of the inner wall of the protective cover 1 is provided with a hydraulic rod 713, and one side of the hydraulic rod 713 is fixedly connected with the bottom of one side of the fixing plate 714.
The air leakage structure 4 comprises a box body 401, a movable plate 402, a control line 403, a movable arm 404, a clamping plate 405, a rotating shaft 406, a gear lever 407, an auxiliary wheel 408 and a spring 409, wherein the movable plate 402 is rotationally connected to the top and the bottom of the front face of the fan blade 6, the box body 401 is arranged on the front face of the fan blade 6, the rotating shaft 406 is slidably arranged in the box body 401, the movable arm 404 is rotationally arranged on the top and the bottom of the rotating shaft 406, and the clamping plate 405 is arranged on the back face of the movable arm 404.
The positive top of flabellum 6 and bottom all are equipped with shelves 407, one side of box body 401 bottom is equipped with auxiliary wheel 408, one side of box body 401 inner wall is equipped with spring 409, the opposite side of spring 409 is fixed connection with one side of pivot 406, one side of pivot 406 is equipped with control line 403, the bottom of control line 403 is fixed connection with one side of auxiliary line 704.
The differential structure 8 comprises a differential gear set 801, a housing 802, a fixed housing 803, a gear ring 804, a planetary gear 805, power generation wheels 806, a ratchet 807 and pawls 808, wherein the housing 802 is arranged in the generator chamber 2, the differential gear set 801 is arranged in the housing 802, the ratchet 807 is arranged on one side of the differential gear set 801, the pawls 808 are arranged on one side of the ratchet 807, and the fixed housing 803 is arranged on one side of the differential gear set 801.
A gear ring 804 is arranged on one side of the fixed shell 803, a planetary gear 805 and a generating wheel 806 are arranged in the gear ring 804, the planetary gear 805 is meshed with the generating wheel 806 and the gear ring 804, and the generating wheel 806 is fixedly connected with one side of the generating motor.
S1: when the fan blade 6 is used in a normal environment, the connecting seat 706 is driven to rotate through the shell 5, the connecting seat 706 drives the generator in the generator chamber 2 to rotate for generating electricity, when the rotating speed of the fan blade 6 is low due to small weather wind force in normal use, the folding cloth 702 can be rotated to be unfolded to increase the wind receiving surface area of the fan blade 6, the hydraulic rod 713 is started when the fan blade 6 is unfolded, the hydraulic rod 713 drives the fixing plate 714 to integrally move to one side along the sliding rail 710 through the telescopic rod, the motor 712 is started after the power wheel 716 and the main control wheel 709 on one side of the fixing plate 714 are meshed with each other, the motor 712 drives the connecting shaft 707 to rotate through the bevel gear set 711, the connecting shaft 707 drives the power wheel 716 to control the main control wheel 709 to rotate, the main control wheel 709 can shrink and tighten the main line 705, the main line 705 can drive the folding cloth 702 to be rotated and unfolded by taking the rotating joint with the box 701 as the center of a circle after being unfolded, and better wind receiving can be carried out;
s2: when the fan blade 6 is rotated to avoid damage in the process of preventing the fan blade 6 from happening in the sudden steering strong wind weather, the hydraulic rod 713 can be continuously controlled to push the fixed plate 714 to move forwards, the fixed plate 714 drives the power wheel 716 and the driven wheel 717 to move forwards, the power wheel 716 is meshed with the auxiliary control wheel 708, the driven wheel 717 is meshed with the main control wheel 709, the motor 712 is reversed, the tapered gear set 711 controls the sleeve 715 and the connecting shaft 707 to rotate in opposite directions, the main control wheel 709 and the auxiliary control wheel 708 rotate in opposite directions, the main control wheel 709 can loosen the main wire 705 to enable the folding cloth 702 to retract into the box 701 again due to the limiting spring in the main wire 705, the auxiliary control wheel 708 can wind the auxiliary wire 704 when the main wire 705 is released, the auxiliary wire 704 can drive the control wire 403 to move downwards along with the auxiliary wheel 408, the control wire 403 can drive the rotating shaft 406 to move to one side and squeeze the spring 409, and the rotating shaft 406 can drive the rotating arm 404 to move to one side until the rotating connection position of the rotating shaft 406 is rotated to be folded along with the rotating arm 407 after the rotating arm 407, the main control sleeve 405 moves along with the rotating arm 715, the main control wheel 709 is rotated along with the rotating direction, the main control wheel 709 is rotated, the main wire is loosened by the main wire 702 is loosened, the main wire 702 is retracted into the box body, the position of the fan blade 402 is retracted, and the strong wind is lost, and the fan blade 402 is blown by the strong wind, and the fan blade 402 is lost, and the original position is lost, and the strong wind can blow the fan blade is blown by the fan blade, and the position;
s3: when the wind power of the fan blades 6 is normal, the power generation wheel 806 can normally rotate and drive the generator and other devices to rotate for wind power generation, when the wind power is suddenly increased, in order to prevent the generator from being damaged due to too high rotating speed, the differential gear set 802 can rotate and drive the gear ring 804 and the planetary gear 805 to rotate, and because the planetary gear 805 is matched with the gear ring 804 to be larger than the stroke of the power generation wheel 806, the rotating speed of the generator when the wind power is suddenly increased can not be too high, and the effect of timely and effectively reducing the rotating speed of the generator according to the wind power is achieved.
The working principle and the using flow of the invention are as follows: when the fan blade 6 is used in a normal environment, the connecting seat 706 is driven to rotate through the shell 5, the connecting seat 706 drives the generator in the generator chamber 2 to rotate for generating electricity, when the rotating speed of the fan blade 6 is lower due to smaller weather wind force in normal use, the folding cloth 702 can be rotated to be unfolded to increase the wind receiving surface area of the fan blade 6, the hydraulic rod 713 is started during unfolding, the hydraulic rod 713 drives the fixing plate 714 to integrally move along the sliding rail 710 to one side through the telescopic rod, the motor 712 is started after the power wheel 716 on one side of the fixing plate 714 is meshed with the main control wheel 709, the motor 712 drives the connecting shaft 707 to rotate through the bevel gear set 711, the connecting shaft 707 drives the power wheel 716 to control the main control wheel 709 to rotate, the main control wheel 709 can shrink and tighten the main line 705, the folding cloth 702 is driven to be rotated to be unfolded by taking the rotating joint of the main line 705 and the box 701 as the circle center, when the fan blade (6) is rotated to avoid damage in the process of avoiding wind when the fan blade (6) is in strong wind weather with abrupt steering, the fixing plate (714) can be continuously controlled to push the fixing plate (714) to move forwards, the fixing plate (714) drives the power wheel (716) and the driven wheel (717) to move forwards, the power wheel (716) is meshed with the auxiliary control wheel (708), the driven wheel (717) is meshed with the main control wheel (709), the motor (712) is reversed, the motor (712) controls the sleeve (715) and the connecting shaft (707) to rotate in opposite directions because of the bevel gear (711), the main control wheel (709) and the auxiliary control wheel (708) are rotated in opposite directions, the main control wheel (709) can loosen the main line (705) to enable the folded cloth (702) to be retracted into the box (701) because of the limiting spring in the main line (705) again, the auxiliary control wheel (708) can wind the auxiliary line (408) when the main line (408) is released, the auxiliary line (704) can drive the control line (403)) to be tightly attached to the auxiliary wheel (403) to move downwards, the control line 403 moves downwards to drive the rotating shaft 406 to move to one side and squeeze the spring 409, the rotating shaft 406 drives the movable arm 404 to move to one side until the movable arm 404 moves to contact the gear lever 407 and then rotates and folds around the rotating connection part with the rotating shaft 406, at this time, the clamping plate 405 loses control over the movable plate 402 along with the movement of the movable arm 404, the movable plate 402 is blown open by strong wind, the surface of the fan blade 6 generates a wind leakage hole, the wind bearing surface is reduced, torque springs are arranged in the movable plate 402 and the rotating shaft 406, the original position is automatically restored when the strong wind blows is lost, when the fan blade 6 is in normal wind, the power generation wheel 806 normally rotates and drives the generator and other devices to rotate to generate wind, when the wind suddenly increases, in order to prevent the generator from being damaged due to the too fast rotating speed, the differential gear set 802 rotates and drives the gear ring 804 and the planetary gear 805 to rotate, and the planetary gear 805 is larger than the stroke of the power generation wheel 806, the rotation speed of the generator is not too fast when the wind suddenly increases, and the effect of effectively reducing the rotation speed of the generator according to the wind is achieved.
The above embodiments are only exemplary embodiments of the present invention and are not intended to limit the present invention, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this invention will occur to those skilled in the art, and are intended to be within the spirit and scope of the invention.
Claims (10)
1. Wind generating set blade adjusting device, including generator room (2), its characterized in that: the novel energy-saving wind turbine generator is characterized in that a strut (3) is arranged in the generator chamber (2), a protective cover (1) is arranged on one side of the generator chamber (2), a shell (5) is arranged on one side of the protective cover (1), a differential structure (8) is arranged in the generator chamber (2), a control structure (7) is arranged in the shell (5), fan blades (6) are arranged around the shell (5), an air leakage structure (4) is arranged on the fan blades (6), the air leakage structure (4) can be matched with the control structure (7), and the control structure (7) can be matched with the differential structure (8);
control structure (7) are including receiver (701), folding cloth (702), control ring (703), auxiliary line (704), main line (705), connecting seat (706), connecting axle (707), auxiliary control wheel (708), main control wheel (709), slide rail (710), bevel gear group (711), motor (712), hydraulic rod (713), fixed plate (714), sleeve (715), power wheel (716) and follow driving wheel (717), one side of flabellum (6) is equipped with box body (701), the inside of box body (701) is the cavity form, one side rotation inside box body (701) is equipped with folding cloth (702), folding cloth (702) can rotate earlier with box body (701) rotation junction as the centre of a circle and open and fold.
2. A wind generating set blade adjustment apparatus as claimed in claim 1, wherein: the top of folding cloth (702) one side is equipped with control ring (703), the bottom of control ring (703) is equipped with mainline (705), the inside of shell (5) is equipped with connecting seat (706), one side of connecting seat (706) is equipped with master control wheel (709).
3. A wind generating set blade adjustment apparatus as claimed in claim 2, wherein: one side of the main control wheel (709) is provided with an auxiliary control wheel (708), the auxiliary control wheel (708) is wound with an auxiliary wire (704), the main control wheel (709) is fixedly connected with one end of the main wire (705), the main control wheel (709) and the auxiliary control wheel (708) are inserted in the connecting seat (706), and the main control wheel (709) and the auxiliary control wheel (708) are separated and rotate respectively and are not mutually interfered.
4. A wind generating set blade adjustment apparatus as claimed in claim 3, wherein: the top of protection casing (1) inner wall is equipped with slide rail (710), the bottom of slide rail (710) is equipped with fixed plate (714), one side of fixed plate (714) bottom is run through there is sleeve (715), the inside of sleeve (715) is equipped with connecting axle (707), one side of connecting axle (707) is equipped with power wheel (716), one side of sleeve (715) surface is equipped with auxiliary wheel (717), power wheel (716) and auxiliary wheel (717) all with master control wheel (709) and auxiliary control wheel (708) looks adaptation.
5. A wind generating set blade adjustment apparatus as defined in claim 4, wherein: one side of sleeve (715) is equipped with bevel gear group (711), the rotation direction is opposite when bevel gear group (711) can control sleeve (715) and connecting axle (707) to rotate together, one side of bevel gear group (711) is equipped with motor (712), the bottom of protection casing (1) inner wall is equipped with hydraulic stem (713), the bottom of one side of hydraulic stem (713) and fixed plate (714) one side is connected fixedly.
6. A wind generating set blade adjustment apparatus as claimed in claim 1, wherein: the utility model provides a leak out structure (4) including box body (401), fly leaf (402), control line (403), movable arm (404), cardboard (405), pivot (406), shelves pole (407), auxiliary wheel (408) and spring (409), positive top of flabellum (6) is all rotated with bottom and is connected with fly leaf (402), the front of flabellum (6) is equipped with box body (401), the inside slip of box body (401) is equipped with pivot (406), the top and the bottom of pivot (406) are all rotated and are equipped with movable arm (404), the back of movable arm (404) is equipped with cardboard (405).
7. A wind generating set blade adjustment apparatus as defined in claim 6, wherein: the fan blade (6) is characterized in that a baffle rod (407) is arranged at the top and the bottom of the front face of the fan blade (6), an auxiliary wheel (408) is arranged at one side of the bottom of the box body (401), a spring (409) is arranged at one side of the inner wall of the box body (401), the other side of the spring (409) is fixedly connected with one side of the rotating shaft (406), a control line (403) is arranged at one side of the rotating shaft (406), and the bottom of the control line (403) is fixedly connected with one side of the auxiliary line (704).
8. A wind generating set blade adjustment apparatus as claimed in claim 1, wherein: differential structure (8) are including differential gear set (801), casing (802), fixed shell (803), ring gear (804), planetary gear (805), power generation wheel (806), ratchet (807) and pawl (808), the inside of generator room (2) is equipped with casing (802), the inside of casing (802) is equipped with differential gear set (801), one side of differential gear set (801) is equipped with ratchet (807), one side of ratchet (807) is equipped with pawl (803), one side of differential gear set (801) is equipped with fixed shell (803).
9. A wind generating set blade adjustment apparatus as claimed in claim 8, wherein: one side of the fixed shell (803) is provided with a gear ring (804), a planetary gear (805) and a generating wheel (806) are arranged in the gear ring (804), the planetary gear (805) is meshed with the generating wheel (806) and the gear ring (804), and the generating wheel (806) is fixedly connected with one side of the generating motor.
10. The wind generating set blade adjusting device and method according to claim 1, wherein: the operation flow steps are as follows:
s1: when the fan blade (6) is used in a normal environment, the connecting seat (706) is driven to rotate through the shell (5), the connecting seat (706) drives the generator in the generator chamber (2) to rotate for generating electricity, when the rotating speed of the fan blade (6) is lower due to small weather wind force in normal use, the folding cloth (702) can be rotated to be opened to increase the wind receiving surface area of the fan blade (6), the hydraulic rod (713) is started when the fan blade (713) is opened, the hydraulic rod drives the fixing plate (714) to integrally move to one side along the sliding rail (710) through the telescopic rod, the motor (712) is started after the power wheel (716) on one side of the fixing plate (714) is meshed with the main control wheel (709), the connecting shaft (707) drives the main control wheel (709) to rotate through the bevel gear set (711), the main control wheel (709) is tensioned when the main control wheel (709) rotates, and the main control wheel (705) is tensioned, the main line (705) can be driven to be opened when the main line (702) is tensioned to rotate to be used as a circle center, and the folding cloth (702) can be opened to be better;
s2: when the fan blade (6) rotates in the process of avoiding wind when encountering strong wind with abrupt steering, the hydraulic rod (713) can be continuously controlled to push the fixing plate (714) to move forwards in order to prevent the fan blade from being damaged, the fixing plate (714) drives the power wheel (716) and the driven wheel (717) to continuously move forwards, the power wheel (716) is meshed with the auxiliary control wheel (708), the driven wheel (717) is meshed with the main control wheel (709), the motor (712) is reversed at the moment, the motor (712) can control the sleeve (715) and the connecting shaft (707) to rotate in opposite directions due to the bevel gear group (711), at the moment, the main control wheel (709) and the auxiliary control wheel (708) can rotate in opposite directions, the main control wheel (709) can loosen the main line (705) to enable the folding cloth (702) to retract into the box body (701) again due to the limiting spring in the main line (705), the auxiliary control wheel (708) can wind the auxiliary line (704) when the main line (705) is released, the auxiliary line (704) can drive the control line (403) to cling to the auxiliary wheel (408) to move downwards, the control line (403) can drive the rotating shaft (406) to move to one side and squeeze the spring (409), the rotating shaft (406) can drive the movable arm (404) to move to one side until the movable arm (404) rotates and folds by taking the rotating connection part with the rotating shaft (406) as the circle center after contacting the stop lever (407), the clamping plate (405) can lose control of the movable plate (402) along with the movement of the movable arm (404), the movable plate (402) can be blown open by strong wind, the surface of the fan blade (6) is provided with a wind leakage hole, the wind bearing surface is reduced, torque springs are arranged in the movable plate (402) and the rotating shaft (406), and the movable plate can automatically recover to the initial position when the strong wind is lost;
s3: when the wind power of the fan blades (6) is normal, the power generation wheel (806) can normally rotate and drive the generator and other devices to rotate for wind power generation, when the wind power is suddenly increased, in order to prevent the generator from being damaged due to too high rotating speed, the differential gear set (802) can rotate and drive the gear ring (804) and the planetary gear (805) to rotate, and because the planetary gear (805) is matched with the gear ring (804), the stroke of the gear ring is larger than that of the power generation wheel (806), the rotating speed of the generator when the wind power is suddenly increased is not too high, and the effect of timely and effectively reducing the rotating speed of the generator according to the wind power is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311755122.7A CN117489527A (en) | 2023-12-20 | 2023-12-20 | Blade adjusting device and method for wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311755122.7A CN117489527A (en) | 2023-12-20 | 2023-12-20 | Blade adjusting device and method for wind generating set |
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| Publication Number | Publication Date |
|---|---|
| CN117489527A true CN117489527A (en) | 2024-02-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311755122.7A Pending CN117489527A (en) | 2023-12-20 | 2023-12-20 | Blade adjusting device and method for wind generating set |
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| CN (1) | CN117489527A (en) |
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| CN109915323A (en) * | 2019-04-04 | 2019-06-21 | 杭州德飙新能源科技有限公司 | A kind of wind power generation plant of intelligence adjustable fan blade |
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| KR20060083188A (en) * | 2006-06-28 | 2006-07-20 | 이현주 | Windpower generator strong wind controll device |
| CN101054949A (en) * | 2007-05-12 | 2007-10-17 | 郑尔历 | Single-blade horizontal axis airscrew type wind power generator |
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