CN111425345A - Windmill assembly - Google Patents

Windmill assembly Download PDF

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Publication number
CN111425345A
CN111425345A CN202010435794.XA CN202010435794A CN111425345A CN 111425345 A CN111425345 A CN 111425345A CN 202010435794 A CN202010435794 A CN 202010435794A CN 111425345 A CN111425345 A CN 111425345A
Authority
CN
China
Prior art keywords
rotating
rotating shaft
brake
shaft
rotating seat
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010435794.XA
Other languages
Chinese (zh)
Inventor
赵珊珊
卢海
赵东楼
刘凤丽
张前锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ANHUI KANGDINA ELECTRIC POWER TECHNOLOGY CO LTD
Original Assignee
ANHUI KANGDINA ELECTRIC POWER TECHNOLOGY CO LTD
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ANHUI KANGDINA ELECTRIC POWER TECHNOLOGY CO LTD filed Critical ANHUI KANGDINA ELECTRIC POWER TECHNOLOGY CO LTD
Priority to CN202010435794.XA priority Critical patent/CN111425345A/en
Publication of CN111425345A publication Critical patent/CN111425345A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06—Rotors
    • F03D3/062—Rotors characterised by their construction elements
    • F03D3/066—Rotors characterised by their construction elements the wind engaging parts being movable relative to the rotor
    • F03D3/067—Cyclic movements
    • F03D3/068—Cyclic movements mechanically controlled by the rotor structure
    • 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
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/005—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  the axis being vertical
    • 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
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/02—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  having a plurality of rotors
    • 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
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/06—Rotors
    • F03D3/062—Rotors characterised by their construction elements
    • 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 
    • F03D7/06—Controlling wind motors  the wind motors having rotation axis substantially perpendicular to the air flow entering the rotor
    • 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
    • Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction

Abstract

The invention provides a windmill assembly, which comprises a rotating seat, wherein a rotating shaft serving as a power output shaft is vertically arranged on the rotating seat, a rotating frame is fixedly arranged on the circumferential direction of the rotating shaft, a vane plate is hinged on the rotating frame, a steering mechanism drives the rotating seat to perform posture adjustment rotation following the wind direction according to the wind direction, the posture adjustment rotation meets the following adaptive relation, when the plane where a hinge shaft core and a rotating shaft core are located is perpendicular to the wind direction, the plate surface of the vane plate on one side is perpendicular to the wind direction, when the vane plate revolves 180 degrees along with the rotating shaft, the vane plate rotates 90 degrees to enable the plate surface to be parallel to the wind direction, and a brake device for limiting the rotation of the rotating seat is arranged on a transmission path between the vane plate and the steering mechanism. The rotating seat in the scheme can rotate along with the wind direction and is provided with the brake device, so that the brake device brakes the rotating seat when the wind direction is kept unchanged, and the rotating seat is prevented from rotating and deviating under the action of wind power or inertia to influence the wind power to the maximum degree.

Description

Windmill assembly
Technical Field
The invention relates to the technical field of wind energy utilization, in particular to a windmill assembly.
Background
The vertical arrangement of the turret of the vertical windmill, namely the vertical arrangement of the turret shaft, the board surface of the wind vane plate is located in the vertical plane, the angle between the board surface and the wind direction of the wind vane plate needs to be adjusted when the wind vane plate rotates, so as to ensure that the wind power can be maximally recovered.
Disclosure of Invention
The invention aims to provide a windmill assembly, wherein a driving and adjusting mechanism of the windmill assembly can be kept still when the wind direction is unchanged.
In order to achieve the purpose, the invention adopts the technical scheme that: a windmill assembly comprises a rotating seat, a rotating shaft serving as a power output shaft is vertically arranged on the rotating seat, a rotating frame is fixedly arranged on the circumference of the rotating shaft, a vane plate is hinged on the rotating frame, the axial core direction of a hinged shaft of the vane plate is parallel to the axial core direction of the rotating shaft, at least two vane plates are uniformly arranged at intervals on the circumference of the rotating shaft, the vane plate rotates around the axial core of the hinged shaft when revolving around the axial core of the rotating shaft, the revolving direction of the vane plate is the same as or opposite to the rotating direction of the vane plate, a steering mechanism drives the rotating seat to perform posture adjustment rotation following the wind direction according to the wind direction, the posture adjustment rotation meets the following adaptive relation, when the plane of the axial core and the axial core of the rotating shaft is perpendicular to the wind direction, the plate surface of the vane plate on one side is perpendicular to the wind direction, when the vane plate revolves along with the rotating shaft for 180 degrees, the vane plate rotates for 90 degrees to enable the plate surface to be parallel to the wind direction, a rotating support, and a brake device for limiting the rotation of the rotating seat is arranged on a transmission path between the wind blade plate and the direction adjusting mechanism.
In the scheme, the plate surface of the blade plate on the windward side of the windmill is perpendicular to the wind direction, so that the whole windmill can be pushed to rotate by wind power to the maximum extent, the windmill can still rotate under breeze, the utilization rate of the wind power is further improved, meanwhile, the rotating seat can rotate along with the wind direction and is provided with the brake device, and the brake device brakes the rotating seat when the wind direction is kept unchanged so as to prevent the rotating seat from rotating and deviating under the action of the wind power or inertia to influence the wind power to the maximum extent of the windmill in the invention.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3, 4, 5, 6, 7 and 8 are schematic structural diagrams of the brake devices.
Detailed Description
A windmill assembly comprises a rotating seat 10, a rotating shaft 30 serving as a power output shaft is vertically arranged on the rotating seat 10, a rotating frame 40 is fixedly arranged on the circumferential direction of the rotating shaft 30, a vane plate 50 is hinged on the rotating frame 40, the axial core direction of a hinge shaft 51 of the vane plate 50 is parallel to the axial core direction of the rotating shaft 30, at least two vane plates 50 are uniformly arranged at intervals in the circumferential direction of the rotating shaft 30, the vane plate 50 rotates β around the axial core of the hinge shaft 51 when the vane plate 50 revolves α around the axial core of the rotating shaft 30, the revolving α direction of the vane plate 50 is the same as or opposite to the rotating β direction of the vane plate 50, a steering mechanism drives the rotating seat 10 to rotate according to the posture of the wind direction, the posture adjustment rotation meets the following adaptation relation, when the plane of the axial core of the hinge shaft 51 and the axial core of the rotating shaft 30 is vertical to the wind direction, the plate surface of one vane plate 50 is vertical to the wind direction, the vane plate 50 rotates 90 degrees along with the wind direction of the wind direction when the rotating shaft 30 is 180 degrees, a rotating support structure is arranged between the rotating shaft 30 and a frame 90 and is used for supporting the vane plate 30 and limiting the rotating mechanism is connected with a rotating path of the rotating shaft 30 and.
When the plane of the axis core of the hinge shaft 51 and the axis core of the rotating shaft 30 is perpendicular to the wind direction, the plate surface of the wind vane plate 50 on one side in the wind direction is perpendicular to the wind direction to face the wind, and the plate surface of the wind vane plate 50 on the other side is parallel to the wind direction to face the wind, so that a great difference exists between the windward areas of the wind vane plates 50 on the two sides in the wind direction, thereby ensuring that the turning direction of the rotating shaft 30 is unchanged and the rotating torque is maximized, and the wind utilization rate is maximized, the essence of the invention is that the windward areas of the wind vane plates 50 are different when the wind vane plates 50 are at different positions through the rotation β of the wind vane plates 50, so that the resultant torque of one side in the wind direction of the rotating shaft 30 is larger than the resultant torque of the other side, thereby realizing that the revolution of the wind vane plates 50 around the axis core α of the shaft 30, the revolution of the wind vane plates 50 is accompanied by the rotation β, when the wind vane plates 50 revolve 180 degrees, the wind vane plates 50 rotate, namely the wind vane plates 50 rotate 90 degrees, namely the wind vane plates 50 rotate at an angle 39 β, namely, the wind direction of the wind vane plates 50 rotates along with the wind direction, namely, the wind direction, so that the wind direction is kept as the wind direction, when the rotating angle of the rotating seat is kept to be equal to the rotating angle of the rotating, when the rotating angle of the rotating mechanism, the rotating of the rotating seat, the rotating mechanism, the windmill is kept, the rotating angle of the windmill rotating seat, when the windmill rotating, the windmill is kept to be equal to the rotating angle of the windmill 10, when the rotating shaft 10, when the rotating angle of the rotating, the rotating angle of the windmill 10, the windmill, the rotating angle of the windmill, the windmill 10, the windmill.
And a rotating shaft brake for limiting the revolution α of the windmill is arranged between the rotating shaft 30 and the frame 90, the rotating shaft brake has the function of stopping the windmill by a brake device when maintenance is needed, and meanwhile, the potential safety hazard caused by the rotation of the windmill in the process of disassembly and assembly is avoided.
The fan blade brake is arranged between the hinge shaft 51 and the rotating frame 40 and used for limiting the rotation β of the fan blade plate 50, and the fan blade brake has the advantages that when the fan blade plate 50 is disassembled and assembled, the fan blade plate 50 does not form a linkage relation with the rotating shaft 30, and the fan blade plate can rotate freely at the moment, so that the fan blade brake is arranged to prevent the rotation β of the fan blade plate from interfering the disassembling and assembling operation, and meanwhile, the potential safety hazard caused by the rotation of the fan blade plate 50 in the disassembling and assembling process is avoided.
The windmill main body is arranged with a plurality of layers on the frame 90 along the axial direction of the rotating shaft 30, the rotating shafts 30 of the windmill main bodies of each layer are fixedly connected with each other in the same core, and rotating shaft brakes are respectively arranged between the rotating shafts 30 of each layer and the frame 90. The multi-layer arrangement of the windmill main body can arrange more windmills in the same installation area, so that wind power is utilized to the maximum, if the brake is arranged at a certain layer of the rotating shaft 30, the total length of the rotating shaft 30 is longer due to the multi-layer concentric arrangement, the wind power blows the windmills to generate huge torque, certain deformation and even twist-off are easily caused to the rotating shaft 30, and therefore the rotating shaft brake is arranged at each layer to limit the rotation of the rotating shaft 30 to prevent accidents.
The brake device comprises a disc-shaped rotating seat brake disc 11 concentrically arranged on a rotating seat 10, and a rotating seat brake caliper 12 embraces the rotating seat brake disc 11 to limit the rotation of the rotating seat brake disc. The disc brake has a simple structure, is suitable for various complex environments, can bear high-frequency frequent braking, and is suitable for small-sized windmills arranged in areas with frequently changed wind directions.
The brake device comprises a rotating seat brake drum 13 concentrically arranged on the rotating seat 10, and the rotating seat brake drum 13 embraces the peripheral wall of the rotating seat 10 to limit the rotation of the rotating seat. The brake drum 13 is provided with two semicircular brake pads, and the lever principle is utilized to push the brake pads to enable the brake pads to be in contact with the peripheral wall of the rotating seat to generate friction, so that the purpose of braking is achieved. The brake drum 13 can use low oil pressure and large braking force, and is suitable for a large windmill structure with stable wind direction.
The brake device is a brake device of a power part of the direction adjusting mechanism. For example, when the direction adjusting mechanism is of a worm and gear structure, the direction adjusting mechanism has a self-braking effect when the direction adjusting mechanism stops working.
The rotating shaft brake comprises a rotating shaft brake disc 37 or a rotating shaft brake drum 36 which are concentrically arranged on the rotating shaft 30, the rotating shaft brake caliper 38 embraces the rotating shaft brake disc 37 to limit the rotating shaft 30 to rotate or the rotating shaft brake drum 36 embraces the rotating shaft 30 to limit the rotation, and the rotating shaft brakes of all layers work synchronously. The rotating shaft brake can be provided with different types of brakes according to the size of the windmill, the stop brake frequency, the wind power of the region where the windmill is located and the wind direction change frequency.
The blade brake comprises a blade brake disc 511 or a blade brake drum 512 concentrically arranged on a hinge shaft 51, and a blade brake caliper 513 embraces the blade brake disc 511 to limit the rotation of the blade plate 50 or embraces the hinge shaft 51 to limit the rotation of the blade brake drum 512. The wind blade plate brake can be provided with different types of brakes according to the size of the windmill, the stop brake frequency, the wind power of the area where the windmill is located and the wind direction change frequency.

Claims (9)

1. The windmill assembly is characterized by comprising a rotating seat (10), a rotating shaft (30) serving as a power output shaft is vertically arranged on the rotating seat (10), a rotating frame (40) is fixedly arranged on the circumferential direction of the rotating shaft (30), at least two vane plates (50) are hinged on the rotating frame (40), the axial core direction of a hinged shaft (51) of each vane plate (50) is parallel to the axial core direction of the rotating shaft (30), the vane plates (50) are uniformly arranged at intervals in the circumferential direction of the rotating shaft (30), the vane plates (50) rotate (β) around the axial cores of the hinged shafts (51) when the vane plates (50) revolve (α) around the axial cores of the rotating shaft (30), the revolution (α) direction of the vane plates (50) is the same as or opposite to the rotation (β) direction of the vane plates (50), a steering mechanism drives the rotating seat (10) to rotate according to the wind direction in a posture adjusting mode, the wind direction adjusting rotation of the wind direction according to the wind direction, the posture adjusting rotation meets the following adaptation relation, when the plane of the axial cores of the hinged shafts (51) and the axial cores of the rotating shaft (30) are perpendicular to the rotating shaft (30), a rotating mechanism is used for enabling the vane plates (30) to be perpendicular to be connected with a rotating mechanism supporting mechanism, and a rotating mechanism is arranged between the rotating shaft (30) and a rotating mechanism, and a rotating mechanism for enabling the vane plates (30) to be parallel to be used for enabling the rotating mechanism, and be connected between the rotating shaft.
2. The windmill assembly according to claim 1, wherein a rotor brake for limiting the revolution (α) of the windmill is arranged between the rotor shaft (30) and the frame (90).
3. The windmill assembly according to claim 1, wherein a blade brake for limiting the rotation (β) of the blade plate (50) is arranged between the hinge shaft (51) and the rotating frame (40).
4. The windmill assembly of claim 2, wherein: the windmill main body is axially provided with a plurality of layers on the frame (90) along the rotating shaft (30), the rotating shafts (30) of the windmill main bodies are fixedly connected with each other in the same core, and rotating shaft brakes are respectively arranged between the rotating shafts (30) and the frame (90).
5. The windmill assembly of claim 1, wherein: the brake device comprises a disc-shaped rotating seat brake disc (11) concentrically arranged on a rotating seat (10), and a rotating seat brake caliper (12) embraces the rotating seat brake disc (11) to limit the rotation of the rotating seat brake disc.
6. The windmill assembly of claim 1, wherein: the brake device comprises a rotating seat brake drum (13) concentrically arranged on a rotating seat (10), and the rotating seat brake drum (13) is encircled by the peripheral wall of the rotating seat (10) to limit the rotation of the rotating seat brake drum.
7. The windmill assembly of claim 1, wherein: the brake device is a brake device of a power part of the direction adjusting mechanism.
8. The windmill assembly of claim 2 or 4, wherein: the rotating shaft brake comprises a rotating shaft brake disc (37) or a rotating shaft brake drum (36) which is concentrically arranged on the rotating shaft (30), the rotating shaft brake disc (37) is locked by a rotating shaft brake caliper (38) to limit the rotating shaft (30) to rotate or the rotating shaft brake drum (36) is locked by the rotating shaft brake drum (30) to limit the rotation, and the rotating shafts brake at all layers synchronously.
9. The windmill assembly of claim 3, wherein: the fan blade brake comprises a fan blade brake disc (511) or a fan blade brake drum (512) which are concentrically arranged on a hinge shaft (51), and a fan blade brake caliper (513) embraces the fan blade brake disc (511) to limit the rotation of a fan blade plate (50) or embraces the hinge shaft (51) to limit the rotation of the fan blade brake drum (512).
CN202010435794.XA 2020-05-21 2020-05-21 Windmill assembly Pending CN111425345A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010435794.XA CN111425345A (en) 2020-05-21 2020-05-21 Windmill assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010435794.XA CN111425345A (en) 2020-05-21 2020-05-21 Windmill assembly

Publications (1)

Publication Number Publication Date
CN111425345A true CN111425345A (en) 2020-07-17

Family

ID=71558935

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010435794.XA Pending CN111425345A (en) 2020-05-21 2020-05-21 Windmill assembly

Country Status (1)

Country Link
CN (1) CN111425345A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021233197A1 (en) * 2020-05-21 2021-11-25 安徽康迪纳电力科技有限责任公司 Windmill

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021233197A1 (en) * 2020-05-21 2021-11-25 安徽康迪纳电力科技有限责任公司 Windmill

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