CN112555092A - Wind-following rotating fan blade and array type tree-shaped wind power generation device - Google Patents

Wind-following rotating fan blade and array type tree-shaped wind power generation device Download PDF

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Publication number
CN112555092A
CN112555092A CN202011393148.8A CN202011393148A CN112555092A CN 112555092 A CN112555092 A CN 112555092A CN 202011393148 A CN202011393148 A CN 202011393148A CN 112555092 A CN112555092 A CN 112555092A
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China
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wind
plate
trigger
circular plate
circular
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CN202011393148.8A
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Chinese (zh)
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CN112555092B (en
Inventor
娈峰缓
殷建
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Wuxi Institute of Technology
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Wuxi Institute of Technology
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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
    • 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 
    • F03D3/06—Rotors
    • F03D3/061—Rotors characterised by their aerodynamic shape, e.g. aerofoil profiles
    • 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
    • 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
    • F03D3/064—Fixing wind engaging parts to rest of rotor
    • 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
    • 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
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • 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

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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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)

Abstract

The invention relates to a wind-following rotating fan blade and an array type tree-shaped wind power generation device, which comprise a wind energy accumulation unit and a wind storage cover, wherein the wind storage cover is provided with a wind inlet and covers the wind energy accumulation unit; the fan blade comprises a wind direction adjusting unit. The invention has the beneficial effects that the windward direction of the fan blades changes along with the wind direction to generate electricity, and the wind energy utilization efficiency in a limited space is improved by the array type layered arrangement mode of a plurality of groups of fan blades in the generating set; the tree-shaped power generation device can be used as a landscape tree and is environment-friendly; the miniaturized design of the single fan blade reduces the potential hazard when the power generation device is in operation.

Description

Wind-following rotating fan blade and array type tree-shaped wind power generation device
Technical Field
The invention belongs to the technical field of wind power generation, and particularly relates to a wind-following rotating fan blade and an array type tree-shaped wind power generation device.
Background
Wind power generation, which is a clean renewable energy source, is less limited by terrain than other clean power generation energy sources (e.g., hydroelectric power, tidal power), and can be generated by installing wind power generation equipment on plain, sea level, or high mountain.
Most of the existing wind power generation equipment is large-scale windmill, and the generator and the blades are installed at the higher position relative to the ground through a tower barrel so as to receive more wind power to generate power. In some small-scale application scenarios of wind power generation (such as household use), a large-scale power generation windmill is mostly miniaturized and then directly used, but the conversion rate of converting wind energy into electric energy is low due to insufficient wind power contacted by the miniaturized fan blades close to the ground. In addition, more blades are installed in an environment with more human activities in the process of miniaturization application, the blades are not easy to combine with the environment after installation, and the blades are close to the ground, so that the rotating blades are easy to interfere with the human activities to cause danger.
Disclosure of Invention
In order to solve the above-mentioned problems in the prior art, the present invention provides a wind-following rotating fan blade and an array type tree-shaped wind power generation device.
In order to achieve the purpose, the invention adopts the technical scheme that:
the wind-following rotating fan blade comprises a wind energy accumulation unit and a wind storage cover, wherein the wind storage cover is provided with an air inlet and covers the wind energy accumulation unit, the wind energy accumulation unit comprises a transmission shaft and a plurality of vertical plate-shaped impellers which are arranged on the transmission shaft and driven by wind energy to rotate around the transmission shaft, the wind storage cover is surrounded by a top circular plate, a semi-circular arc-shaped side plate and a bottom circular plate to form a semi-cylindrical shape of the air inlet, the transmission shaft is vertically connected with the top circular plate and the bottom circular plate, and the top circular plate is rotatably connected with the transmission shaft; the flabellum includes wind direction adjustment unit, wind direction adjustment unit includes first rotating-structure, first rotating-structure is including locating curb plate bottom first flange, locate end plectane with first flange adaptation first slip track and vertical locating the wind direction wing of top plectane, the facade of locating under the wind direction wing atress balanced state with the virtual vertical tangent plane coplane that curb plate top circular arc both ends and bottom circular arc both ends constitute, the wind direction wing atress unbalanced state orders about the curb plate down and rotates.
Preferably, the wind direction adjusting unit comprises a magnetic lock, a second rotating structure, a triggering structure and a triggering stop block, the magnetic lock comprises a first magnet and a second magnet which are arranged on a top circular plate and a side plate respectively and matched with each other, the first magnet is arranged opposite to the wind direction wing, and the second magnet comprises two arc end parts which are symmetrically arranged on the top of the side plate; the second rotating structure comprises a second flange arranged at the top of the side plate and a second circular ring track arranged on the top circular plate and matched with the second flange; trigger structure including setting up in limit baffle, torsional spring and the trigger bar of curb plate, the end plectane set up with trigger structure complex triggers the dog, trigger structure include two sets of and symmetry set up in the circular arc tip that the curb plate bottom formed, the torsional spring is fixed in the curb plate outer wall, one end is near the curb plate outer wall, and the trigger bar is connected to the other end, limit baffle is located trigger bar compression torsional spring is along the front end of the motion of spiraling and locating the curb plate outer wall, trigger the dog is located first ring track is corresponding to the position between two trigger bars for exert effort in the trigger bar and compression torsional spring along the motion of spiraling after the dog is triggered in arbitrary trigger bar contact.
Preferably, the end of the trigger rod connected with the torsion spring is provided with a boss for limiting the movement path of the trigger rod in the state that the torsion spring releases energy.
Preferably, the wind direction adjusting unit comprises a trigger stop position adjusting structure, the trigger stop position adjusting structure comprises a fastening screw and a mounting ring in sliding fit with the outer side of the first ring track opposite to the circle center, the trigger stop is fixed on the mounting ring, and the trigger stop and the mounting ring are respectively provided with a rotary hole in a penetrating manner corresponding to the trigger stop for the fastening screw to rotate in; the fastening screw is screwed into the screwing hole and is abutted against the outer side wall of the first circular ring track so as to fix the trigger stop block and the mounting circular ring.
Preferably, the diameters of the top circular plate and the bottom circular plate are larger than the diameter of the bottom surface of the side plate.
Preferably, the second circular ring track arranged on the top circular plate is a circular ring penetrating through the top circular plate, the circular ring divides the top circular plate into an inner circular plate and an outer circular plate, the inner circular plate and the outer circular plate are fixedly connected through a cross beam, the second flange arranged on the top of the side plate is a T-shaped flange, and the cross beam is correspondingly provided with a sliding groove matched with the second flange.
The invention also provides an array tree-type wind power generation device, which comprises fan blades, a power generation assembly and a bearing assembly, wherein the power generation assembly comprises a power generator and a working shaft for driving the power generator to rotate; the fan blades comprise a wind energy accumulation unit and a wind storage cover which is provided with an air inlet facing the wind energy accumulation unit and covers the wind energy accumulation unit, the wind energy accumulation unit comprises a transmission shaft connected with the working shaft and a plurality of vertical plate-shaped impellers which are arranged on the transmission shaft and driven by wind energy to rotate around the transmission shaft, the wind storage cover is surrounded by a top circular plate, a semi-circular arc-shaped side plate and a bottom circular plate to form a semi-cylinder shape facing the wind inlet on the side surface, the transmission shaft is vertically connected with the top circular plate and the bottom circular plate, the top circular plate is rotatably connected with the transmission shaft, and the transmission shaft is positioned at the output end of the bottom circular plate and connected with the working shaft so that the; the fan blades comprise wind direction adjusting units, each wind direction adjusting unit comprises a first rotating structure, each first rotating structure comprises a first flange arranged at the bottom of the corresponding side plate, a first sliding rail arranged on the corresponding bottom circular plate and matched with the first flange, and a wind direction wing vertically arranged on the corresponding top circular plate, the vertical surface of the wind direction wing in a stress balanced state is coplanar with the virtual vertical tangent plane formed by the two ends of the top circular arc and the two ends of the bottom circular arc of the corresponding side plate, and the wind direction wing drives the corresponding side plate to rotate in a stress unbalanced state; the bearing assembly comprises a main bearing rod and a plurality of supporting rods, the supporting rods are arranged in a tree shape from top to bottom in a layered mode along the axial direction of the main bearing rod, each layer of the supporting rods is arranged in a circular ring array by taking the main bearing rod as a center, and the power generator is mounted on the supporting rods through a mounting platform; the power generation device comprises a plurality of groups of fan blades and a plurality of groups of power generation components, wherein the plurality of groups of fan blades are arranged in a circular ring array with the main bearing rod as the center to form an array layer and are arranged in a layered mode from top to bottom along the axial direction of the main bearing rod.
Preferably, the wind direction adjusting unit comprises a magnetic lock, a second rotating structure, a triggering structure and a triggering stop block, the magnetic lock comprises a first magnet and a second magnet which are arranged on a top circular plate and a side plate respectively and matched with each other, the first magnet is arranged opposite to the wind direction wing, and the second magnet comprises two arc end parts which are symmetrically arranged on the top of the side plate; the second rotating structure comprises a second flange arranged at the top of the side plate and a second circular ring track arranged on the top circular plate and matched with the second flange; the trigger structure comprises a limit baffle plate, a torsion spring and a trigger rod which are arranged on the side plate, the bottom circular plate is provided with a trigger stop block matched with the trigger structure, the trigger structure comprises two groups of arc end parts which are symmetrically arranged at the bottom of the side plate, the torsion spring is fixed on the outer wall of the side plate, one end of the torsion spring is close to the outer wall of the side plate, the other end of the torsion spring is connected with the trigger rod, the limit baffle is positioned at the front end of the trigger rod compressing torsion spring moving along the rotating direction and is arranged on the outer wall of the side plate, the trigger stop block is arranged at a position, corresponding to the position between the two trigger rods, of the first circular ring track and used for exerting acting force on the trigger rods after any trigger rod contacts the trigger stop block so as to compress the torsion springs to move along the rotating direction, and the single trigger stop block at each layer of array layer is arranged at the outer circumferential position of the array circular ring formed by the first sliding track array in the multiple groups of fan blades of the array layer.
Preferably, the wind direction adjusting unit comprises a trigger stop position adjusting structure, the trigger stop position adjusting structure comprises a fastening screw and a mounting ring in sliding fit with the outer side of the first ring track opposite to the circle center, the trigger stop is fixed on the mounting ring, and the trigger stop and the mounting ring are respectively provided with a rotary hole in a penetrating manner corresponding to the trigger stop for the fastening screw to rotate in; the fastening screws are screwed into the screwed holes and abut against the outer side wall of the first circular ring track to fix the trigger stop block and the mounting circular ring, the single fastening screws on each array layer are arranged at the outer circumferential part of the array circular ring formed by the first sliding track array in the multiple groups of fan blades on the array layer, and the screwing direction of the fastening screws faces the center of the array circular ring.
Preferably, the end of the trigger rod connected with the torsion spring is provided with a boss for limiting the movement path of the trigger rod in the state that the torsion spring releases energy.
Preferably, the diameters of the top circular plate and the bottom circular plate are larger than the diameter of the bottom surface of the side plate.
Preferably, the second circular ring track arranged on the top circular plate is a circular ring penetrating through the top circular plate, the circular ring divides the top circular plate into an inner circular plate and an outer circular plate, the inner circular plate and the outer circular plate are fixedly connected through a cross beam, the second flange arranged on the top of the side plate is a T-shaped flange, and the cross beam is correspondingly provided with a sliding groove matched with the second flange.
The invention has the beneficial effects that the invention provides the wind-following rotating fan blades and the array type tree-shaped wind power generation device, wherein the impeller is arranged in a vertical plate shape to increase the contact area of the fan blades and the environmental wind; the wind direction wing changes along with the wind direction to drive the side plate to rotate, so that the impeller positioned in the windward space rotates around the transmission shaft along with the wind all the time to generate electricity, and the windward direction of the fan blade changes along with the wind direction to maintain the rotation of the impeller to generate electricity; the array type layered arrangement mode of a plurality of groups of fan blades in the power generation device enables the power generation device to accumulate more wind energy when being used in a limited space (such as a family courtyard) and improves the utilization rate of the wind energy; the windward direction of the multiple groups of fan blades changes along with the change of the environmental wind direction, and the wind which is bypassed by the impeller in the fan blade at the front end of the windward direction continuously drives the fan blade at the rear end, so that the wind flow entering the array type arrangement fan blades can flow in the array layer, and the wind energy utilization efficiency in a limited space is improved; the multiple groups of fan blades form an array layer in a circular array with the main bearing rod as the center and are arranged from top to bottom in a layered mode along the axial direction of the main bearing rod, the power generation device is in a tree shape through the bearing of the main bearing rod and the supporting rods, and when the power generation device is applied to a small scene, the power generation device can be used as a landscape tree, is endowed with ornamental value and is environment-friendly; the miniaturized design of the single fan blade can reduce the potential danger of the power generation device during operation.
Description of the drawings:
FIG. 1 is an exploded view of the following wind-driven rotating fan blade according to the embodiment of the present invention;
FIG. 2 is a schematic view of a portion A of FIG. 1;
FIG. 3 is a schematic diagram of a magnetic lock according to an embodiment of the present invention;
FIG. 4 is a schematic top view of the trigger structure and the trigger block according to the embodiment of the present invention;
FIG. 5 is a schematic view of a blade-coupled generator according to an embodiment of the present invention;
FIG. 6 is a schematic front view of an array-type tree-shaped wind power generation apparatus according to an embodiment of the present invention;
FIG. 7 is a schematic diagram illustrating the wind direction flowing in the multiple fan blade array layers according to the embodiment of the present invention;
FIG. 8 is an axial view of an array-type tree-shaped wind power generation apparatus according to an embodiment of the present invention;
fig. 9 is a top view of the array-type tree-shaped wind power generation device according to the embodiment of the invention.
Description of the reference numerals
111. The wind power generation device comprises a transmission shaft, 112, an impeller, 12, a top circular plate, 121, an inner circular plate, 122, an outer circular plate, 123, a cross beam, 13, a side plate, 14, a bottom circular plate, 21, a first flange, 22, a first sliding rail, 23, a wind direction wing, 31, a magnet I, 32, a magnet II, 41, a second flange, 51, a limiting plate, 52, a torsion spring, 53, a trigger rod, 531, a boss, 61, a trigger stop, 611, a fastening screw, 612, a mounting circular ring, 71, a generator, 81, a main bearing rod and 82 support rods.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, embodiments of the present invention are shown as follows:
the wind-following rotating fan blade comprises a wind energy accumulation unit and a wind storage cover, wherein the wind storage cover is provided with a wind inlet and covers the wind energy accumulation unit, the wind energy accumulation unit comprises a transmission shaft 111 and a plurality of vertical plate-shaped impellers 112 which are arranged on the transmission shaft and driven by wind energy to rotate around the transmission shaft, the wind storage cover is surrounded by a top circular plate 12, a semi-circular arc-shaped side plate 13 and a bottom circular plate 14 to form a semi-cylindrical shape of the wind inlet, the transmission shaft is vertically connected with the top circular plate and the bottom circular plate, and the top circular plate is rotatably connected with the transmission shaft; the flabellum includes wind direction adjustment unit, wind direction adjustment unit includes first rotating-structure, first rotating-structure is including locating curb plate 13 bottom first flange 21, locate bottom plectane 14 with first slide rail 22 of first flange adaptation and vertical locating the wind direction wing 23 of top plectane 12, the facade of locating under the wind direction wing atress balanced state with the virtual vertical tangent plane coplane that curb plate top circular arc both ends and bottom circular arc both ends constitute, the wind direction wing atress unbalanced state orders about the curb plate and rotates down. When the fan blade works, the transmission shaft is kept vertical to the ground, the impeller is arranged in a vertical plate shape and is positioned in the space of the air storage cover cage to rotate around the transmission shaft, and the contact area of the fan blade and ambient wind is increased; the wind storage cover is arranged into a semi-cylindrical shape, half of impellers of the fan blades are always exposed, and the exposed impellers are driven by wind to rotate around the transmission shaft to generate electricity; the wind direction wing is driven by environmental wind, and rotates towards the balance direction to maintain stress balance, so as to drive the side plate to rotate, when the wind direction wing reaches a balance position, the vertical plane of the wind direction wing is coplanar with a virtual vertical section formed by two ends of a top arc and two ends of a bottom arc of the side plate, at the moment, half of the impellers separated by the virtual vertical section and positioned in a windward space of a windward port are always driven by wind to rotate around a transmission shaft, namely, the wind direction wing drives the side plate to rotate along with the change of the wind direction to enable the impellers positioned in the windward space to always rotate around the transmission shaft along with the wind to generate electricity, and the change of the windward direction of the fan blades along with the wind direction; the environmental wind entering from the windward space is revolved by the impeller to form laminar flow between the top circular plate and the bottom circular plate, and the top circular plate and the bottom circular plate are shielded in the windward space, so that the wind energy loss is effectively reduced.
In a preferred embodiment, the wind direction adjusting unit includes a magnetic lock, a second rotating structure, a triggering structure and a triggering stop, the magnetic lock includes a first magnet 31 and a second magnet 32 which are respectively disposed on the top circular plate 12 and the side plate 13 and are matched with each other, the first magnet 31 is disposed opposite to the wind direction wing 23, as shown in fig. 3, the second magnet includes two arc ends symmetrically disposed on the top of the side plate 13; the second rotating structure comprises a second flange 41 arranged at the top of the side plate 13 and a second circular ring track which is arranged on the top circular plate and is matched with the second flange; trigger structure is including setting up in limit stop 51, torsional spring 52 and the trigger bar 53 of curb plate, end plectane 14 set up with trigger structure complex triggers dog 61, as shown in fig. 4, trigger structure include two sets of and symmetry set up in the circular arc tip that the curb plate bottom formed, the torsional spring is fixed in curb plate outer wall, one end are near the curb plate outer wall, and the trigger bar is connected to the other end, limit stop is located the front end of trigger bar compression torsional spring along the motion of spiraling is and locate the curb plate outer wall, trigger the dog is located first ring track corresponds to the position between two trigger bars for exert effort in the trigger bar and compression torsional spring along the motion of spiraling after arbitrary trigger bar contact triggers the dog. In the process that the wind direction wing adjusts the balance state along the wind direction, the impeller is assisted to rotate stably, in the embodiment, the side plate is provided with the trigger structure, the bottom plate is provided with the trigger stop block, when the environmental wind direction changes, the wind direction wing drives the side plate to rotate, the trigger rod positioned at the bottom of the side plate contacts with the trigger stop block and compresses the torsion spring to rotate along the torsion spring in the rotary direction and abut against the limit stop plate, the trigger stop block prevents the side plate from rotating continuously, and therefore the state of the wind direction wing is maintained, and the impeller rotates windward; in order to prevent the triggering structure and the triggering stop block from being damaged due to the fact that the wind force on the wind direction wing is too large, the top circular plate and the side plate are matched to be provided with the magnetic lock and the second rotating structure, when the wind force on the wind direction wing exceeds the critical value of the first magnet and the second magnet, the top circular plate and the side plate are separated through the second rotating structure, the original triggering structure and the stress state of the triggering stop block are broken through due to the separation of the top circular plate and the side plate, the compressed torsion spring releases energy to drive the side plate to rotate, the top circular plate rotates in the direction opposite to the rotation direction of the side plate, the first magnet located on the top circular plate meets the second magnet symmetrically arranged on the side plate, if the wind force on the wind direction wing is smaller than the adsorption force of the magnetic lock at the moment; if the wind force borne by the wind direction wing is still larger than the adsorption force of the magnetic lock, the top circular plate and the side plate continue to rotate until the balance is achieved, namely the wind direction wing rotates along with the wind again to find the balance direction, and when the balance state is achieved, the top circular plate and the bottom circular plate are fixed again through the adsorption of the first magnet and the second magnet, and the impeller continues to rotate upwind to generate electricity.
In the preferred embodiment, the trigger lever 53 is connected to the end of the torsion spring and provided with a boss 531 for limiting the movement path of the trigger lever in the state that the torsion spring releases energy. At the separation of top circular plate and curb plate by compression torsional spring release energy in-process, for preventing to cross initial position after the trigger bar kick-backs and can not effectively contact at the curb plate rotation in-process again and trigger the dog, the tip that connects the torsional spring at the trigger bar sets up the boss.
In a preferred embodiment, the wind direction adjusting unit includes a position adjusting structure of a trigger stop, which includes a fastening screw 611 and a mounting ring 612 that is slidably fitted to an outer side of the first ring track 22 facing away from the center of the circle, the trigger stop is fixed to the mounting ring, and the trigger stop and the mounting ring are respectively provided with a screw hole through which the fastening screw can be screwed in; the fastening screw is screwed into the screwing hole and is abutted against the outer side wall of the first circular ring track so as to fix the trigger stop block and the mounting circular ring. Through setting up the regulation structure of the trigger stop, the installation and the position adjustment of the trigger stop can be convenient for. In this embodiment, the first circular track may be a track with a T-shaped cross section and vertically located on the bottom plate, the inner side of the T-shaped track facing the center of circle is in sliding fit with the first flange at the bottom of the side plate, and the outer side of the T-shaped track facing away from the center of circle is in sliding fit with the mounting circular ring.
In the scheme of the preferred embodiment, the diameter of the top circular plate and the bottom circular plate is larger than that of the bottom surface of the side plate. Set up in this embodiment top plectane and end plectane diameter and be greater than curb plate bottom surface diameter, can provide top plectane and end plectane and form the board edge of wider range along the periphery, enlarge the sheltering from of top plectane and end plectane in windward space to wind, do benefit to the environment wind and form the laminar flow between top plectane and end plectane, further reduce the wind energy loss.
In a preferred embodiment, in order to facilitate the assembly of the top circular plate and the side plate, the second circular track of the top circular plate is a circular ring penetrating through the top circular plate, the circular ring divides the top circular plate into an inner circular plate 121 and an outer circular plate 122, the inner circular plate 121 and the outer circular plate 122 are connected and fixed through a cross beam 123, the second flange of the top of the side plate is a T-shaped flange, and the cross beam is correspondingly provided with a sliding chute matched with the second flange.
The embodiment also comprises an array type tree-shaped wind power generation device, which comprises fan blades, a power generation assembly and a bearing assembly, wherein the power generation assembly comprises a power generator and a working shaft for driving the power generator to rotate; the fan blades comprise a wind energy accumulation unit and a wind storage cover which is provided with an air inlet and covers the wind energy accumulation unit, the wind energy accumulation unit comprises a transmission shaft 111 connected with the working shaft and a plurality of vertical plate-shaped impellers 112 which are arranged on the transmission shaft and driven by wind energy to rotate around the transmission shaft, the wind storage cover is surrounded by a top circular plate 12, a semi-arc-shaped side plate 13 and a bottom circular plate 14 to form a semi-cylindrical shape of the air inlet, the transmission shaft 111 is vertically connected with the top circular plate 12 and the bottom circular plate 14, the top circular plate is rotatably connected with the transmission shaft, the output end of the transmission shaft 111, which is positioned at the bottom circular plate, is connected with the working shaft, so that the generator 71 is positioned at the bottom of; the fan blades comprise wind direction adjusting units, each wind direction adjusting unit comprises a first rotating structure, each first rotating structure comprises a first flange 21 arranged at the bottom of the side plate 13, a first sliding rail 22 arranged on the bottom circular plate 14 and matched with the first flange, and a wind direction wing 23 vertically arranged on the top circular plate 12, the vertical surface of the wind direction wing in a stress balance state is coplanar with a virtual vertical tangent plane formed by two ends of a top circular arc and two ends of a bottom circular arc of the side plate, and the wind direction wing drives the side plate to rotate in a stress unbalance state; the bearing assembly comprises a main bearing rod 81 and a plurality of supporting rods 82, the supporting rods are arranged in a tree shape from top to bottom in a layered mode along the axial direction of the main bearing rod, each layer of supporting rods is arranged in a circular ring array by taking the main bearing rod as the center, and the power generator 71 is installed on the supporting rods 82 through an installation platform; the power generation device comprises a plurality of groups of fan blades and a plurality of groups of power generation components, wherein the plurality of groups of fan blades are arranged in a circular ring array with the main bearing rod as the center to form an array layer and are arranged in a layered mode from top to bottom along the axial direction of the main bearing rod. The power generation facility during operation owner of this embodiment holds the pole and stands in ground, and the generator is located fan blade bottom circular plate below and accessible mounting platform and installs in branch, and multiunit flabellum arrangement mode is: the power generation device is in a tree shape by taking the main bearing rod as a center and forming an array layer in a circular ring array, and the array layer is arranged from top to bottom in a layered mode along the axial direction of the main bearing rod, and the power generation device can be used as a landscape tree when being applied to a small scene, so that the power generation device is endowed with ornamental value and is environment-friendly and integrated; the miniaturized design of the individual fan blades may also reduce the potential hazards of the power generation device when operating. When the fan blades work, the transmission shaft is kept vertical to the ground, the impeller is arranged in a vertical plate shape and positioned in the space of the air storage cover cage to rotate around the transmission shaft, and the contact area of the fan blades and the environmental wind is increased; the wind storage cover is arranged into a semi-cylindrical shape, half of impellers of the fan blades are always exposed, and the exposed impellers are driven by wind to rotate around the transmission shaft to generate electricity; the wind direction wing is driven by environmental wind, and rotates towards the balance direction to maintain stress balance, so as to drive the side plate to rotate, when the wind direction wing reaches a balance position, the vertical plane of the wind direction wing is coplanar with a virtual vertical section formed by two ends of a top arc and two ends of a bottom arc of the side plate, at the moment, half of the impellers which are separated by the virtual vertical section and positioned in a windward space of a windward port are always driven by the wind to rotate around the transmission shaft, namely, the wind direction wing changes with the wind direction to drive the side plate to rotate, so that the impellers positioned in the windward space always rotate around the transmission shaft along with the wind to generate electricity; the environmental wind entering from the windward space is revolved by the impeller to form laminar flow between the top circular plate and the bottom circular plate, and the top circular plate and the bottom circular plate are shielded in the vertical direction of the windward space, so that the wind energy loss is effectively reduced. The multiple groups of fan blades are arranged in a circular array form an array layer by taking the main bearing rod as the center and are arranged from top to bottom in a layered mode along the axial direction of the main bearing rod, so that more wind energy can be accumulated when the power generation device is used in a limited space (such as a family yard), and the wind energy utilization rate is improved; the windward direction of the multiple groups of fan blades changes along with the change of the environmental wind direction, and the wind which is bypassed by the impeller in the fan blade at the front end of the windward direction continuously drives the fan blade at the rear end, so that the wind flow entering the array type arrangement fan blades can flow in the array layer, and the wind energy utilization efficiency in a limited space is improved.
In a preferred embodiment, the wind direction adjusting unit includes a magnetic lock, a second rotating structure, a triggering structure and a triggering stop, the magnetic lock includes a first magnet 31 and a second magnet 32 which are respectively disposed on the top circular plate 12 and the side plate 13 and are matched with each other, the first magnet 31 is disposed opposite to the wind direction wing 23, as shown in fig. 3, the second magnet 32 includes two arc end portions symmetrically disposed on the top of the side plate 13; the second rotating structure comprises a second flange 41 arranged at the top of the side plate 13 and a second circular ring track which is arranged on the top circular plate and is matched with the second flange; the triggering structure comprises a limit baffle 51 arranged on a side plate, a torsion spring 52 and a triggering rod 53, the bottom circular plate 14 is provided with a triggering stop 61 matched with the triggering structure, as shown in fig. 4, the triggering structure comprises two groups of arc ends symmetrically arranged at the bottom of the side plate, the torsion spring is fixed on the outer wall of the side plate, one end of the torsion spring is abutted against the outer wall of the side plate, the other end of the torsion spring is connected with the trigger rod, the limit baffle is positioned at the front end of the trigger rod compressing torsion spring moving along the rotating direction and is arranged on the outer wall of the side plate, the trigger stop block is arranged at a position, corresponding to the position between the two trigger rods, of the first circular ring track and used for exerting acting force on the trigger rods after any trigger rod contacts the trigger stop block so as to compress the torsion springs to move along the rotating direction, and the single trigger stop block at each layer of array layer is arranged at the outer circumferential position of the array circular ring formed by the first sliding track array in the multiple groups of fan blades of the array layer. In the process that the wind direction wing adjusts the balance state along the wind direction, the impeller is assisted to rotate stably, in the embodiment, the side plate is provided with the trigger structure, the bottom plate is provided with the trigger stop block, when the environmental wind direction changes, the wind direction wing drives the side plate to rotate, the trigger rod positioned at the bottom of the side plate contacts with the trigger stop block and compresses the torsion spring to rotate along the torsion spring in the rotary direction and abut against the limit stop plate, the trigger stop block prevents the side plate from rotating continuously, and therefore the state of the wind direction wing is maintained, and the impeller rotates windward; in order to prevent the triggering structure and the triggering stop block from being damaged due to the fact that the wind force on the wind direction wing is too large, the top circular plate and the side plate are matched to be provided with the magnetic lock and the second rotating structure, when the wind force on the wind direction wing exceeds the critical value of the first magnet and the second magnet, the top circular plate and the side plate are separated through the second rotating structure, the original triggering structure and the stress state of the triggering stop block are broken through due to the separation of the top circular plate and the side plate, the compressed torsion spring releases energy to drive the side plate to rotate, the top circular plate rotates in the direction opposite to the rotation direction of the side plate, the first magnet located on the top circular plate meets the second magnet symmetrically arranged on the side plate, if the wind force on the wind direction wing is smaller than the adsorption force of the magnetic lock at the moment; if the wind force borne by the wind direction wing is still larger than the adsorption force of the magnetic lock, the top circular plate and the side plate continue to rotate until the balance is achieved, namely the wind direction wing rotates along with the wind again to find the balance direction, and when the balance state is achieved, the top circular plate and the bottom circular plate are fixed again through the adsorption of the first magnet and the second magnet, and the impeller continues to rotate upwind to generate electricity. The fixed position of the trigger stop block in each layer of fan blade array layer is controlled at the arrangement point of the array layer, so that when the fan blades work against the wind, the wind flow entering the layer flows from the inside of the array layer formed by the enclosed fan blades, and the wind energy utilization rate is improved. In this embodiment, when the fan blade working positions are arranged, the single trigger block at each array layer is arranged at the outer circumferential portion of the array ring formed by the first sliding track array in the multiple sets of fan blades of the array layer, as shown in fig. 7, when the array fan blade group works, except the fan blades at the central axis position of the array ring, the windward space formed by the windward ports of the fan blade air storage covers at the other positions faces the inside of the array ring, and the wind bypassing the impeller in the fan blades at the front end in the windward direction continues to enter the array layer and flows through between the fan blades, and continues to drive the fan blades at the rear end, as shown in fig. 7 (the arrow direction in the drawing is the wind flow direction), that is, the wind entering the array layer is utilized for multiple times, and the wind energy utilization efficiency in the limited space can be improved.
In a preferred embodiment, the wind direction adjusting unit includes a position adjusting structure of a trigger stop, which includes a fastening screw 611 and a mounting ring 612 that is slidably fitted to an outer side of the first ring track 22 facing away from the center of the circle, the trigger stop is fixed to the mounting ring, and the trigger stop and the mounting ring are respectively provided with a screw hole through which the fastening screw can be screwed in; the fastening screws are screwed into the screwed holes and abut against the outer side wall of the first circular ring track to fix the trigger stop block and the mounting circular ring, the single fastening screws on each array layer are arranged at the outer circumferential part of the array circular ring formed by the first sliding track array in the multiple groups of fan blades on the array layer, and the screwing direction of the fastening screws faces the center of the array circular ring. Through setting up the regulation structure of the trigger stop, the installation and the position adjustment of the trigger stop can be convenient for, and when arranging the flabellum in every layer of array layer, the convenient adjustment triggers the stop position. In this embodiment, the first circular track may be a track with a T-shaped cross section and vertically located on the bottom plate, the inner side of the T-shaped track facing the center of circle is in sliding fit with the first flange at the bottom of the side plate, and the outer side of the T-shaped track facing away from the center of circle is in sliding fit with the mounting circular ring.
In the preferred embodiment, the trigger lever 53 is connected to the end of the torsion spring and provided with a boss 531 for limiting the movement path of the trigger lever in the state that the torsion spring releases energy. At the separation of top circular plate and curb plate by compression torsional spring release energy in-process, for preventing to cross initial position after the trigger bar kick-backs and can not effectively contact at the curb plate rotation in-process again and trigger the dog, the tip that connects the torsional spring at the trigger bar sets up the boss.
In the scheme of the preferred embodiment, the diameter of the top circular plate and the bottom circular plate is larger than that of the bottom surface of the side plate. In the scheme of the preferred embodiment, the diameter of the top circular plate and the bottom circular plate is larger than that of the bottom surface of the side plate. Set up in this embodiment top plectane and end plectane diameter and be greater than curb plate bottom surface diameter, can provide top plectane and end plectane and form the board edge of wider range along the periphery, enlarge the sheltering from of top plectane and end plectane in windward space to wind, do benefit to the environment wind and form the laminar flow between top plectane and end plectane, further reduce the wind energy loss.
In a preferred embodiment, in order to facilitate the assembly of the top circular plate and the side plate, the second circular track of the top circular plate 12 is a circular ring penetrating through the top circular plate, the circular ring divides the top circular plate into an inner circular plate 121 and an outer circular plate 122, the inner circular plate 121 and the outer circular plate 122 are connected and fixed through a cross beam 123, the second flange of the top of the side plate is a T-shaped flange, and the cross beam is correspondingly provided with a sliding groove matched with the second flange.
In the description of the embodiments of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "center", "top", "bottom", "inner", "outer", and the like indicate an orientation or positional relationship.
In the description of the embodiments of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "assembled" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the embodiments of the invention, the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples.
In the description of the embodiments of the present invention, it should be understood that "-" and "-" indicate the same range of two numerical values, and the range includes the endpoints. For example, "A-B" means a range greater than or equal to A and less than or equal to B. "A to B" means a range of not less than A and not more than B.
In the description of the embodiments of the present invention, the term "and/or" herein is only one kind of association relationship describing an associated object, and means that there may be three kinds of relationships, for example, a and/or B, and may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The wind-following rotating fan blade is characterized by comprising a wind energy accumulation unit and a wind storage cover, wherein the wind energy accumulation unit is provided with a wind inlet opening and covers the wind energy accumulation unit, the wind energy accumulation unit comprises a transmission shaft and a plurality of vertical plate-shaped impellers which are arranged on the transmission shaft and driven by wind energy to rotate around the transmission shaft, the wind storage cover is surrounded by a top circular plate, a semi-circular arc-shaped side plate and a bottom circular plate to form a semi-cylindrical shape of the wind inlet opening, the transmission shaft is vertically connected with the top circular plate and the bottom circular plate, and the top circular plate is rotatably connected with the transmission shaft; the fan blades comprise wind direction adjusting units, each wind direction adjusting unit comprises a first rotating structure, each first rotating structure comprises a first flange arranged at the bottom of the corresponding side plate, a first sliding rail arranged on the corresponding bottom circular plate and matched with the first flange, and a wind direction wing vertically arranged on the corresponding top circular plate, the vertical surface of the wind direction wing in a stress balanced state is coplanar with the virtual vertical tangent plane formed by the two ends of the top circular arc and the two ends of the bottom circular arc of the corresponding side plate, and the wind direction wing drives the corresponding side plate to rotate in a stress unbalanced state; the diameters of the top circular plate and the bottom circular plate are larger than the diameter of the bottom surface of the side plate.
2. The wind-following rotating fan blade according to claim 1, wherein the wind direction adjusting unit comprises a magnetic lock, a second rotating structure, a triggering structure and a triggering stop block, the magnetic lock comprises a first magnet and a second magnet which are respectively arranged on a top circular plate and a side plate and matched with each other, the first magnet is arranged opposite to the wind direction wing, and the second magnet comprises two arc ends which are symmetrically arranged on the top of the side plate; the second rotating structure comprises a second flange arranged at the top of the side plate and a second circular ring track arranged on the top circular plate and matched with the second flange; trigger structure including setting up in limit baffle, torsional spring and the trigger bar of curb plate, the end plectane set up with trigger structure complex triggers the dog, trigger structure include two sets of and symmetry set up in the circular arc tip that the curb plate bottom formed, the torsional spring is fixed in the curb plate outer wall, one end is near the curb plate outer wall, and the trigger bar is connected to the other end, limit baffle is located trigger bar compression torsional spring is along the front end of the motion of spiraling and locating the curb plate outer wall, trigger the dog is located first ring track is corresponding to the position between two trigger bars for exert effort in the trigger bar and compression torsional spring along the motion of spiraling after the dog is triggered in arbitrary trigger bar contact.
3. The wind-following rotating fan blade according to claim 2, wherein the wind direction adjusting unit comprises a position adjusting structure of a trigger stop, the position adjusting structure comprises a fastening screw and a mounting ring in sliding fit with the outer side of the first ring track, which faces away from the center of the circle, the trigger stop is fixed on the mounting ring, and the trigger stop and the mounting ring are respectively provided with a screwing hole through which the fastening screw can be screwed in corresponding to the trigger stop; the fastening screw is screwed into the screwing hole and is abutted against the outer side wall of the first circular ring track so as to fix the trigger stop block and the mounting circular ring.
4. A wind-chasing rotary fan blade according to claim 2 or 3, wherein the second circular track of the top circular plate is a circular ring penetrating through the top circular plate, the circular ring divides the top circular plate into an inner circular plate and an outer circular plate, the inner circular plate and the outer circular plate are connected and fixed through a cross beam, the second flange of the top of the side plate is a T-shaped flange, and the cross beam is correspondingly provided with a sliding groove matched with the second flange.
5. An array type tree-shaped wind power generation device comprises fan blades, a power generation assembly and a bearing assembly, wherein the power generation assembly comprises a power generator and a working shaft for driving the power generator to rotate; the fan blades comprise a wind energy accumulation unit and a wind storage cover which is provided with an air inlet facing the wind energy accumulation unit and covers the wind energy accumulation unit, the wind energy accumulation unit comprises a transmission shaft connected with the working shaft and a plurality of vertical plate-shaped impellers which are arranged on the transmission shaft and driven by wind energy to rotate around the transmission shaft, the wind storage cover is surrounded by a top circular plate, a semi-circular arc-shaped side plate and a bottom circular plate to form a semi-cylinder shape facing the wind inlet on the side surface, the transmission shaft is vertically connected with the top circular plate and the bottom circular plate, the top circular plate is rotatably connected with the transmission shaft, and the transmission shaft is positioned at the output end of the bottom circular plate and connected with the working shaft so that the; the fan blades comprise wind direction adjusting units, each wind direction adjusting unit comprises a first rotating structure, each first rotating structure comprises a first flange arranged at the bottom of the corresponding side plate, a first sliding rail arranged on the corresponding bottom circular plate and matched with the first flange, and a wind direction wing vertically arranged on the corresponding top circular plate, the vertical surface of the wind direction wing in a stress balanced state is coplanar with the virtual vertical tangent plane formed by the two ends of the top circular arc and the two ends of the bottom circular arc of the corresponding side plate, and the wind direction wing drives the corresponding side plate to rotate in a stress unbalanced state; the bearing assembly comprises a main bearing rod and a plurality of supporting rods, the supporting rods are arranged in a tree shape from top to bottom in a layered mode along the axial direction of the main bearing rod, each layer of the supporting rods is arranged in a circular ring array by taking the main bearing rod as a center, and the power generator is mounted on the supporting rods through a mounting platform; the power generation device comprises a plurality of groups of fan blades and a plurality of groups of power generation components, wherein the plurality of groups of fan blades form an array layer in a circular array by taking the main bearing rod as a center and are arranged in a layered manner from top to bottom along the axial direction of the main bearing rod; the diameters of the top circular plate and the bottom circular plate are larger than the diameter of the bottom surface of the side plate.
6. The array tree-type wind power generation device according to claim 5, wherein the wind direction adjustment unit comprises a magnetic lock, a second rotation structure, a trigger structure and a trigger block, the magnetic lock comprises a first magnet and a second magnet which are respectively arranged on a top circular plate and a side plate and matched with each other, the first magnet is arranged opposite to the wind direction wing, and the second magnet comprises two arc ends which are symmetrically arranged on the top of the side plate; the second rotating structure comprises a second flange arranged at the top of the side plate and a second circular ring track arranged on the top circular plate and matched with the second flange; the trigger structure comprises a limit baffle plate, a torsion spring and a trigger rod which are arranged on the side plate, the bottom circular plate is provided with a trigger stop block matched with the trigger structure, the trigger structure comprises two groups of arc end parts which are symmetrically arranged at the bottom of the side plate, the torsion spring is fixed on the outer wall of the side plate, one end of the torsion spring is close to the outer wall of the side plate, the other end of the torsion spring is connected with the trigger rod, the limit baffle is positioned at the front end of the trigger rod compressing torsion spring moving along the rotating direction and is arranged on the outer wall of the side plate, the trigger stop block is arranged at a position, corresponding to the position between the two trigger rods, of the first circular ring track and used for exerting acting force on the trigger rods after any trigger rod contacts the trigger stop block so as to compress the torsion springs to move along the rotating direction, and the single trigger stop block at each layer of array layer is arranged at the outer circumferential position of the array circular ring formed by the first sliding track array in the multiple groups of fan blades of the array layer.
7. The array type tree-shaped wind power generation device according to claim 6, wherein the wind direction adjustment unit comprises a position adjustment structure of a trigger stop, the position adjustment structure comprises a fastening screw and a mounting ring in sliding fit with the outer side of the first ring rail facing away from the center of the circle, the trigger stop is fixed on the mounting ring, and the trigger stop and the mounting ring are respectively provided with a screwing hole through which the fastening screw can be screwed in corresponding to the trigger stop; the fastening screws are screwed into the screwed holes and abut against the outer side wall of the first circular ring track to fix the trigger stop block and the mounting circular ring, the single fastening screws on each array layer are arranged at the outer circumferential part of the array circular ring formed by the first sliding track array in the multiple groups of fan blades on the array layer, and the screwing direction of the fastening screws faces the center of the array circular ring.
8. The array type tree-shaped wind power generation device according to claim 6 or 7, wherein the second circular track of the top circular plate is a circular ring penetrating through the top circular plate, the circular ring divides the top circular plate into an inner circular plate and an outer circular plate, the inner circular plate and the outer circular plate are connected and fixed through a cross beam, the second flange of the top of the side plate is a T-shaped flange, and the cross beam is correspondingly provided with a sliding groove matched with the second flange.
CN202011393148.8A 2020-12-03 2020-12-03 Wind-following rotating fan blade and array type tree-shaped wind power generation device Expired - Fee Related CN112555092B (en)

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Publication number Priority date Publication date Assignee Title
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CN209724576U (en) * 2018-12-29 2019-12-03 罗晖 A kind of mini tree-like wind power plant
DE202020000307U1 (en) * 2020-01-27 2020-03-31 Dirk Petersen Vertical wind turbine
CN111980860A (en) * 2019-05-22 2020-11-24 陆剑峰 New energy power land sail wind power generation device and torrent water power generation device

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Publication number Priority date Publication date Assignee Title
CN203906177U (en) * 2014-05-24 2014-10-29 商巧玲 Vertical axis wind turbine
CN204900157U (en) * 2015-07-27 2015-12-23 刘俏云 Hang down and shaft type half and half close universal wind power generation set
CN209724576U (en) * 2018-12-29 2019-12-03 罗晖 A kind of mini tree-like wind power plant
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