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CN111089031B - Self-protection type wind power generation equipment - Google Patents

Self-protection type wind power generation equipment Download PDF

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Publication number
CN111089031B
CN111089031B CN201911335736.3A CN201911335736A CN111089031B CN 111089031 B CN111089031 B CN 111089031B CN 201911335736 A CN201911335736 A CN 201911335736A CN 111089031 B CN111089031 B CN 111089031B
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CN
China
Prior art keywords
movable
fan blades
rod
wind power
power generation
Prior art date
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Active
Application number
CN201911335736.3A
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Chinese (zh)
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CN111089031A (en
Inventor
海波
高博
张娟
张丽
范忻
曲松云
吴永
卢鑫
陆帅征
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.)
Xinye Power Supply Co of State Grid Henan Electric Power Co Ltd
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Xinye Power Supply Co of State Grid Henan Electric Power 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.)
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Priority to CN201911335736.3A priority Critical patent/CN111089031B/en
Publication of CN111089031A publication Critical patent/CN111089031A/en
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Publication of CN111089031B publication Critical patent/CN111089031B/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/0204—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor for orientation in relation to wind direction
    • 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
    • F03D1/0658—Arrangements for fixing wind-engaging parts to a hub
    • 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
    • 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
    • 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
    • F03D7/04—Automatic control; Regulation
    • 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
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)

Abstract

The invention relates to the technical field of electric power correlation, in particular to self-protection type wind power generation equipment, which comprises: a support frame; the fan blades are hinged on a rotating ring which is rotatably connected with the supporting frame; the movable avoidance mechanism is arranged on the support frame and connected with the fan blades, provides an avoidance condition for the rotation of the fan blades and realizes the reset of the fan blades when the wind power is reduced; the air guide assembly is connected with the movable avoiding assembly and used for guiding wind power to reduce blowing of fan blades. The movable avoidance mechanism is novel in design, is connected with the fan blades, provides adjustment for folding and avoiding of the fan blades, can reset the fan blades, and drives the air guide assembly to be opened to guide wind power when the fan blades are folded, so that stress of the fan blades is reduced, a certain protection effect is achieved on the fan blades, and the practicability is high.

Description

Self-protection type wind power generation equipment
Technical Field
The invention relates to the technical field of electric power correlation, in particular to self-protection type wind power generation equipment.
Background
Wind power generation refers to converting kinetic energy of wind into electric energy. Wind energy is a clean and pollution-free renewable energy source, and is used by people for a long time, mainly for pumping water, grinding surfaces and the like through windmills, and at present, people are interested in how to use wind to generate electricity.
In the prior art, the damage of fan blades of wind power generation equipment under the condition of strong wind often occurs, so that economic loss is caused.
Disclosure of Invention
The present invention is directed to a self-protection wind power generation device to solve the above problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a self-protected wind power plant, comprising:
a support frame;
the fan blades are hinged on a rotating ring which is rotatably connected with the supporting frame;
the movable avoidance mechanism is arranged on the support frame and connected with the fan blades, provides an avoidance condition for the rotation of the fan blades and realizes the reset of the fan blades when the wind power is reduced;
the air guide assembly is connected with the movable avoiding assembly and used for guiding wind power to reduce blowing of fan blades.
As a further scheme of the invention: the support frame includes vertical pole, the both ends of vertical pole are fixed with mount pad and support piece respectively, the swivel becket rotates to be installed support piece is last.
As a still further scheme of the invention: the movable avoiding mechanism comprises a guide rod fixed on the support piece and a connecting ring rotatably installed on the guide rod, the connecting ring is hinged to the fan blades through a first connecting rod, a cavity is formed in the inner side of the guide rod, and a movable assembly rotatably connected with the connecting ring is arranged in the cavity.
As a still further scheme of the invention: the movable assembly comprises a movable rod inserted in the cavity, the movable rod is rotatably connected with the connecting ring through a connecting piece and is connected with the inner wall of the cavity through a spring.
As a still further scheme of the invention: the connecting piece is including fixing moving part on the movable rod, the outside of moving part is fixed with the extension piece, the extension piece runs through the logical groove that sets up on the guide bar and with set up the interior thimble sliding connection on the go-between.
As a still further scheme of the invention: the air guide assembly comprises a conical part fixed with the supporting part, a plurality of air guide plates are hinged to the conical part, and the air guide plates are hinged to the movable rod through second connecting rods hinged to the air guide plates.
As a still further scheme of the invention: the air deflector is arranged in a triangular structure.
Compared with the prior art, the invention has the beneficial effects that: the movable avoidance mechanism is novel in design, is connected with the fan blades, provides adjustment for folding and avoiding of the fan blades, can reset the fan blades, and drives the air guide assembly to be opened to guide wind power when the fan blades are folded, so that stress of the fan blades is reduced, a certain protection effect is achieved on the fan blades, and the practicability is high.
Drawings
Fig. 1 is a schematic structural view of a self-protection wind power generation device.
Fig. 2 is a cross-sectional view taken along the line a-a in fig. 1.
Fig. 3 is a cross-sectional view taken along the line B-B in fig. 1.
In the figure: 1-vertical rod, 2-mounting seat, 3-supporting piece, 4-air guide component, 5-air guide plate, 6-fan blade, 7-first connecting rod, 8-rotating ring, 9-connecting ring, 10-guide rod, 11-second connecting rod, 12-movable rod, 13-movable piece, 14-spring, 15-cavity and 16-embedded ring.
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 to 3, in an embodiment of the present invention, a self-protection wind power generation apparatus includes:
a support frame;
the fan blades 6 are hinged to a rotating ring 8 which is rotatably connected with the supporting frame;
the movable avoidance mechanism is arranged on the support frame and connected with the fan blades 6, provides an avoidance condition for the rotation of the fan blades 6, and realizes the reset of the fan blades 6 when the wind power is reduced;
and the air guide component 4 is connected with the movable avoiding component and used for guiding wind power to reduce blowing of the fan blades 6.
The support frame includes vertical pole 1, vertical pole 1's both ends are fixed with mount pad 2 and support piece 3 respectively, swivel 8 rotates to be installed on support piece 3.
In the embodiment of the present invention, the inverter and the power storage device in the wind turbine generator are all existing modules, and therefore, the present invention is not described in detail herein.
In the embodiment of the invention, the movable avoiding mechanism is connected with the fan blades 6, so that adjustment is provided for the retraction and avoiding of the fan blades 6, the fan blades 6 can be reset, and the movable avoiding mechanism drives the air guide assembly 4 to be opened when the fan blades 6 are retracted so as to guide wind power and reduce the stress of the fan blades 6, so that the fan blades 6 are protected to a certain extent, and the practicability is high.
As an embodiment of the present invention, the movable avoidance mechanism includes a guide rod 10 fixed on the support 3 and a connection ring 9 rotatably mounted on the guide rod 10, the connection ring 9 is hinged to the fan blade 6 through a first connection rod 7, a cavity 15 is disposed inside the guide rod 10, and a movable component rotatably connected to the connection ring 9 is disposed in the cavity 15.
In the embodiment of the present invention, when the fan blade 6 is subjected to a large wind force, the fan blade 6 rotates towards the guide rod 10, and simultaneously the connection ring 9 is driven to move by the action of the first connection rod 7, and the connection ring 9 exerts a force on the movable assembly.
In the embodiment of the present invention, the connection ring 9 does not contact the guide bar 10, thereby reducing the frictional force between the connection ring 9 and the guide bar 10.
As an embodiment of the present invention, the movable assembly includes a movable rod 12 inserted into the cavity 15, the movable rod 12 is rotatably connected to the connection ring 9 through a connection member, and is connected to the inner wall of the cavity 15 through a spring 14.
In the embodiment of the present invention, the connecting ring 9 drives the movable rod 12 to move through the connecting member when moving, and the movable rod 12 presses the spring 14 when moving, so as to provide a restoring force for the return of the fan blade 6, it is understood that the acting force of wind on the fan blade 6 when moving towards the guide rod 10 must be greater than the elastic force of the spring 14, so that the fan blade 6 only makes a circular motion under the normal wind force.
As an embodiment of the present invention, the connecting member includes a movable member 13 fixed on the movable rod 12, and an extension block is fixed on an outer side of the movable member 13, and the extension block penetrates through a through slot provided on the guide rod 10 and is slidably connected with an embedded ring 16 provided on the connecting ring 9.
In the embodiment of the present invention, the extending block is slidably connected to the through groove and slidably connected to the inner insert ring 16, so that the rotation of the connection ring 9 itself is not affected when the connection ring 9 moves along the guide rod 10.
As an embodiment of the present invention, the air guiding assembly 4 includes a conical member fixed to the supporting member 3, a plurality of air guiding plates 5 are hinged to the conical member, and the air guiding plates 5 are hinged to the movable rod 12 through a second connecting rod 11 hinged to the second connecting rod.
In the embodiment of the invention, when the movable rod 12 moves away from the air deflector 5, the second connecting rod 11 drives the air deflector 5 to rotate and open, so as to guide the wind power and reduce the direct blowing of the wind power to the fan blades 6.
As an embodiment of the present invention, the air guiding plate 5 is disposed in a triangular structure.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (3)

1.一种自保护式风力发电设备，其特征在于，所述自保护式风力发电设备包括：1. a self-protection type wind power generation equipment, is characterized in that, described self-protection type wind power generation equipment comprises: 支撑架，所述支撑架包括竖立杆（1），所述竖立杆（1）的两端分别固定有安装座（2）及支撑件（3）；a support frame, the support frame comprises a vertical rod (1), and two ends of the vertical rod (1) are respectively fixed with a mounting seat (2) and a support member (3); 扇叶（6），所述扇叶（6）铰接在与所述支撑架转动连接的转动环（8）上；A fan blade (6), the fan blade (6) is hinged on a rotating ring (8) rotatably connected to the support frame; 活动避让机构，所述活动避让机构安装在所述支撑架上，且与所述扇叶（6）连接，所述活动避让机构为所述扇叶（6）的转动提供避让条件，且在风力降低时实现扇叶（6）复位，活动避让机构包括固定在所述支撑件（3）上的导向杆（10）及转动安装在所述导向杆（10）上的连接环（9），所述连接环（9）通过第一连接杆（7）与所述扇叶（6）铰接，所述导向杆（10）的内侧设置有空腔（15），空腔（15）内设置有与所述连接环（9）转动连接的活动组件；A movable avoidance mechanism, the movable avoidance mechanism is installed on the support frame and connected to the fan blade (6), the movable avoidance mechanism provides avoidance conditions for the rotation of the fan blade (6), and is in the wind The fan blade (6) is reset when lowered, and the movable avoidance mechanism includes a guide rod (10) fixed on the support member (3) and a connecting ring (9) rotatably installed on the guide rod (10), so The connecting ring (9) is hingedly connected to the fan blade (6) through a first connecting rod (7), and a cavity (15) is provided on the inner side of the guide rod (10), and a cavity (15) is provided with a cavity (15). The connecting ring (9) is a movable component connected by rotation; 活动组件，所述活动组件包括插放于所述空腔（15）内的活动杆（12），所述活动杆（12）通过连接件与所述连接环（9）转动连接，且通过弹簧（14）与所述空腔（15）的内壁连接，所述连接件包括固定在所述活动杆（12）上的活动件（13），所述活动件（13）的外侧固定有延伸块，所述延伸块贯穿所述导向杆（10）上设置的通槽且与设置在所述连接环（9）上的内嵌环（16）滑动连接；A movable assembly, the movable assembly includes a movable rod (12) inserted in the cavity (15), the movable rod (12) is rotatably connected with the connecting ring (9) through a connecting piece, and is connected by a spring (14) is connected to the inner wall of the cavity (15), the connecting piece includes a movable piece (13) fixed on the movable rod (12), and an extension block is fixed on the outer side of the movable piece (13) , the extension block penetrates through the through groove provided on the guide rod (10) and is slidably connected with the inner ring (16) provided on the connecting ring (9); 导风组件（4），所述导风组件（4）与所述活动组件连接，用于对风力进行导向作用以降低对扇叶（6）的吹动，所述导风组件（4）包括与所述支撑件（3）固定的锥形件，所述锥形件上铰接有多个导风板（5），所述导风板（5）通过与之铰接的第二连接杆（11）与活动杆（12）铰接。An air guide assembly (4), the air guide assembly (4) is connected with the movable assembly, and is used for guiding the wind force to reduce the blowing of the fan blades (6), and the air guide assembly (4) includes A conical piece fixed to the support piece (3), a plurality of wind deflectors (5) are hinged on the conical piece, and the wind deflector (5) is hinged with the second connecting rod (11) ) is hinged to the movable rod (12). 2.根据权利要求1所述的一种自保护式风力发电设备，其特征在于，所述转动环（8）转动安装在所述支撑件（3）上。2 . The self-protection type wind power generation equipment according to claim 1 , wherein the rotating ring ( 8 ) is rotatably mounted on the support member ( 3 ). 3 . 3.根据权利要求1所述的一种自保护式风力发电设备，其特征在于，所述导风板（5）呈三角形结构设置。3 . The self-protection wind power generation equipment according to claim 1 , wherein the wind deflector ( 5 ) is arranged in a triangular structure. 4 .
CN201911335736.3A 2019-12-23 2019-12-23 Self-protection type wind power generation equipment Active CN111089031B (en)

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CN112065654A (en) * 2020-09-19 2020-12-11 湖南九耐环保科技发展有限公司 Self-protection type wind power generation fan blade structure and wind power generation equipment
CN113864123A (en) * 2021-10-15 2021-12-31 西安热工研究院有限公司 Offshore mobile wind power station
KR102458362B1 (en) * 2022-07-08 2022-10-21 김기석 Wind power generator with variable blade

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