CN113623136B - Wind power generation mechanical type wind wheel locking device - Google Patents
Wind power generation mechanical type wind wheel locking device Download PDFInfo
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- CN113623136B CN113623136B CN202111062180.2A CN202111062180A CN113623136B CN 113623136 B CN113623136 B CN 113623136B CN 202111062180 A CN202111062180 A CN 202111062180A CN 113623136 B CN113623136 B CN 113623136B
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- 238000010248 power generation Methods 0.000 title claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- 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
- F03D7/0276—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor controlling rotor speed, e.g. variable speed
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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
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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
- F03D7/0244—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking
- F03D7/0248—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking by mechanical means acting on the power train
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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
- F03D7/0264—Controlling wind motors the wind motors having rotation axis substantially parallel to the air flow entering the rotor for stopping; controlling in emergency situations
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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
- F03D7/04—Automatic control; Regulation
- F03D7/041—Automatic control; Regulation by means of a mechanical governor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- 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)
- Wind Motors (AREA)
Abstract
The invention relates to the technical field of wind wheel locking, and discloses a wind power generation mechanical type wind wheel locking device which comprises a wind wheel shaft, a base, a locking barrel, a movable plate and a rotary barrel, wherein the base is fixedly connected with the wind wheel shaft; the wind wheel shaft is transversely arranged right above the base and parallel to the surface of the base, the locking cylinder is supported and fixed above the base through a support, the wind wheel shaft transversely penetrates through the inner ring of the locking cylinder, and a movable plate is arranged on the left side of the locking cylinder and parallel to the left side of the locking cylinder. According to the invention, the sliding plate and the friction block are arranged in the sliding groove, so that the sliding plate is connected in the sliding groove through the second spring, the friction block is abutted against the inside of the locking cylinder under the action of centrifugal force when the rotating speed is too high to obtain friction force, further the speed of the wind wheel shaft is reduced, after the speed is reduced to be completely locked, the locking ring on the surface of the moving plate can be abutted against the rotating cylinder, the bevel teeth are meshed to realize stable locking of the wind wheel shaft, and the safety during maintenance when the wind power is too high is improved.
Description
Technical Field
The invention relates to the technical field of wind wheel locking, in particular to a wind power generation mechanical type wind wheel locking device.
Background
At present, a wind driven generator is an electric power device which converts wind energy into mechanical work, the mechanical work drives a rotor to rotate, and finally outputs alternating current. Wind energy is also solar energy in a broad sense, so that a wind power generator can be said to be a heat energy utilization generator which takes the sun as a heat source and takes the atmosphere as a working medium.
The wind wheel need be provided with the speed limit structure and prescribes a limit to its pivoted speed when rotating, and still need make the rotation of wind wheel stop completely when necessary, then with its locking again to this protects aerogenerator, locking mechanism of prior art slows down or locks through the electromagnetism locking structure, there is the problem of equipment trouble in the use, make the security of slowing down reduce, the purpose of locking is realized through the structure that slows down simultaneously, only rely on the sliding friction between the two, it locks the wind wheel completely when wind-force is great to be difficult to. Therefore, a wind power generation mechanical type wind wheel locking device is provided.
Disclosure of Invention
The invention aims to provide a wind power generation mechanical type wind wheel locking device, which is characterized in that a sliding plate and a friction block are arranged in a sliding groove, the sliding plate is connected in the sliding groove through a second spring, the friction block is abutted against the inside of a locking cylinder under the action of centrifugal force when the rotating speed is too high to obtain friction force, so that the speed of a wind wheel shaft is reduced, after the speed is reduced to be completely locked, a locking ring on the surface of a moving plate can be abutted against a rotating cylinder, conical teeth are meshed to realize stable locking on the wind wheel shaft, the safety during maintenance when the wind power is too high is improved, and the problems in the background art are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a wind power generation mechanical type wind wheel locking device comprises a wind wheel shaft, a base, a locking barrel, a movable plate and a rotating barrel; the wind wheel shaft is transversely arranged right above the base and parallel to the surface of the base;
the locking device comprises a base, a locking barrel, a wind wheel shaft, an electric hydraulic push rod, a movable plate, a connecting rod, a rod groove, a jack and a connecting rod, wherein the locking barrel is supported and fixed above the base through a support, the wind wheel shaft transversely penetrates through the inner ring of the locking barrel, the movable plate is arranged on the left side of the locking barrel, the movable plate is parallel to the left side of the locking barrel, the wind wheel shaft transversely penetrates through the middle of the movable plate, the electric hydraulic push rod is arranged on the upper surface of the right side and the lower surface of the right side of the locking barrel, the electric hydraulic push rod penetrates through the left side of the locking barrel, the left side of the electric hydraulic push rod is fixed on the surface of the movable plate, the connecting rod is transversely and fixedly connected to the right side of the middle of the front end and the middle of the rear end of the movable plate, the rod transversely penetrates through the rod groove to the right side of the locking barrel, a limiting piece is fixed on the right side surface of the locking barrel, a first spring is sleeved on the outer ring of the connecting rod between the locking barrel and the movable plate, a jack is arranged on the left side surface of the connecting rod, and the connecting rod penetrates through the connecting rod;
the front end left side surface and the rear end left side surface of the locking cylinder are both provided with through holes, the through holes are communicated with the interior of the rod groove, the through holes and the rod groove are positioned at the same height, the front end surface of the support is provided with slots, plug bolts are inserted in the slots, and the number of the plug bolts is two;
the rotary drum is fixedly arranged on the outer ring of the wind wheel shaft in a transmission manner, the rotary drum is arranged on the inner ring of the locking drum, a sliding chute is formed in the outer ring of the rotary drum, a sliding plate is arranged in the sliding chute in a sliding manner, a second spring is connected between the bottom of the sliding plate and the bottom of the sliding chute, a friction block is arranged on the surface above the sliding plate, the outer side of the friction block penetrates to the outer part of the sliding chute, a plurality of sliding chutes and a plurality of sliding plates are arranged, and the sliding chutes are uniformly arranged on the outer ring of the rotary drum;
the outer ring of the middle part of the right side of the moving plate is fixedly provided with a locking ring in a surrounding mode, the locking ring is arranged on the outer ring of the wind wheel shaft in a surrounding mode, the right side surface of the locking ring and the left side surface of the rotary drum are provided with conical teeth, and the conical teeth are evenly distributed on the surfaces of the locking ring and the rotary drum.
As a preferred embodiment of the present invention, an electric push rod is embedded in the drum below the sliding chute, the upper part of the electric push rod penetrates into the sliding chute, and a touch panel is fixed on the top of the electric push rod and is located below the sliding panel.
In a preferred embodiment of the present invention, a friction ring is fixed on the surface of the inner ring of the locking cylinder, and the outer ring of the friction ring is tightly fixed on the inner wall of the locking cylinder, and the friction ring is in transmission connection with the locking cylinder.
In a preferred embodiment of the present invention, a connection ring is fixed to a front end surface of the plug, and the connection ring is fixed to the front end surface of the plug by welding.
As a preferred embodiment of the present invention, a clamping block is disposed on the surface of the outer ring of the friction ring, and a clamping groove is disposed on the inner wall of the locking cylinder outside the clamping block, and the clamping block is clamped in the clamping groove.
As a preferred embodiment of the present invention, a plurality of the clamping blocks and a plurality of the clamping grooves are respectively arranged, and the plurality of the clamping blocks and the plurality of the clamping grooves are uniformly distributed on the outer surface of the friction ring and the inner surface of the locking cylinder.
As a preferred embodiment of the present invention, the electric push rod is electrically connected to an external control device through a wire.
In a preferred embodiment of the present invention, the electro-hydraulic push rod is electrically connected to an external control device through a wire.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the wind power generation mechanical type wind wheel locking device, the sliding plate and the friction block are arranged inside the sliding groove, the sliding plate is connected into the sliding groove through the second spring, the friction block is abutted against the inside of the locking cylinder under the action of centrifugal force when the rotating speed is too high to obtain friction force, the speed of the wind wheel shaft is reduced, after the speed is reduced to be completely locked, the locking ring on the surface of the moving plate can be attached to the rotating cylinder, the conical teeth are meshed to realize stable locking of the wind wheel shaft, and the safety during maintenance when the wind power is too high is improved.
2. According to the wind power generation mechanical type wind wheel locking device, the electric push rod is embedded in the rotary drum below the sliding groove, the upper portion of the electric push rod penetrates into the sliding groove, the top of the electric push rod is fixedly provided with the abutting plate, the abutting plate is located below the sliding plate, and through the arrangement of the electric push rod, when the friction block abuts against the inner wall of the locking cylinder to enable the outer ring of the wind wheel shaft to be locked when needed, the sliding plate can be pushed by the electric push rod to enable the friction block to abut against the inner wall of the locking cylinder.
3. According to the wind power generation mechanical type wind wheel locking device, the friction ring is fixed on the surface of the inner ring of the locking cylinder, the outer ring of the friction ring is tightly attached to the inner wall of the locking cylinder, the friction ring is in transmission connection with the locking cylinder, and the friction block can act on the friction ring on the inner wall of the locking cylinder through the arrangement of the friction ring, so that abrasion to the inside of the locking cylinder is avoided.
4. According to the wind power generation mechanical type wind wheel locking device, the connecting ring is fixed on the front end surface of the plug in a welding mode, and the plug can be conveniently pulled out of the slot through the arrangement of the connecting ring.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of the overall structure of a wind turbine mechanical locking device according to the present invention;
FIG. 2 is a schematic view of a movable plate connection structure of the wind turbine mechanical locking device of the present invention;
FIG. 3 is a schematic view of a connection structure of a rotating cylinder and a locking cylinder of the mechanical wind wheel locking device for wind power generation of the present invention;
FIG. 4 is a detailed structural diagram of the wind turbine locking device at the position A;
fig. 5 is a schematic structural view of a locking ring of the mechanical wind wheel locking device for wind power generation of the present invention.
In the figure: 1. a wind wheel shaft; 2. a base; 3. a locking cylinder; 4. moving the plate; 5. a rotating drum; 6. a connecting rod; 7. a first spring; 8. a support; 9. a slot; 10. plugging; 11. a through hole; 12. a limiting sheet; 13. an electro-hydraulic push rod; 14. a connecting ring; 15. locking ring; 16. a jack; 17. a rod groove; 18. a chute; 19. a second spring; 20. a slide plate; 21. a friction block; 22. conical teeth; 23. a friction ring; 24. a card slot; 25. a clamping block; 26. an electric push rod; 27. against the plate.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed; the type of the electrical appliance provided by the invention is only used for reference. For those skilled in the art, different types of electrical appliances with the same function can be replaced according to actual use conditions, and for those skilled in the art, the specific meaning of the above terms in the present invention can be understood in specific situations.
Referring to fig. 1-5, the present invention provides a technical solution: a wind power generation mechanical type wind wheel locking device comprises a wind wheel shaft 1, a base 2, a locking cylinder 3, a movable plate 4 and a rotary cylinder 5; the wind wheel shaft 1 is transversely arranged right above the base 2, and the wind wheel shaft 1 is parallel to the surface of the base 2;
the locking cylinder 3 is supported and fixed above the base 2 through a support 8, the wind wheel shaft 1 transversely penetrates through an inner ring of the locking cylinder 3, a moving plate 4 is arranged on the left side of the locking cylinder 3, the moving plate 4 is parallel to the left side of the locking cylinder 3, the wind wheel shaft 1 transversely penetrates through the middle of the moving plate 4, electro-hydraulic push rods 13 are arranged on the upper surface of the right side and the lower surface of the right side of the locking cylinder 3, the electro-hydraulic push rods 13 penetrate through the left side of the locking cylinder 3, the left side of the electro-hydraulic push rods 13 are fixed on the surface of the moving plate 4, connecting rods 6 are transversely connected and fixed on the right sides of the middle parts of the front end and the rear end of the moving plate 4, rod grooves 17 are transversely formed in the locking cylinder 3 on the right side of the connecting rods 6, a limiting piece 12 is fixed at the tail end of the right side of the connecting rods 6, the limiting piece 12 abuts against the right side surface of the locking cylinder 3, a first spring 7 is sleeved on the outer ring of the connecting rod 6 between the locking cylinder 3 and the moving plate 4, a jack 16 is formed in the left side surface of the connecting rod 6, and the jack 16 penetrates through the connecting rod 6;
the front end left side surface and the rear end left side surface of the locking cylinder 3 are both provided with through holes 11, the through holes 11 are communicated with the interior of the rod groove 17, the through holes 11 and the rod groove 17 are positioned at the same height, the front end surface of the support 8 is provided with a slot 9, a plug 10 is inserted in the slot 9, and the number of the plug 10 is two;
the rotating cylinder 5 is fixedly arranged on the outer ring of the wind wheel shaft 1 in a transmission manner, the rotating cylinder 5 is arranged on the inner ring of the locking cylinder 3, a sliding groove 18 is formed in the outer ring of the rotating cylinder 5, a sliding plate 20 is slidably arranged in the sliding groove 18, a second spring 19 is connected between the bottom of the sliding plate 20 and the bottom of the sliding groove 18, a friction block 21 is arranged on the upper surface of the sliding plate 20, the outer side of the friction block 21 penetrates through the outer part of the sliding groove 18, a plurality of sliding grooves 18 and a plurality of sliding plates 20 are arranged, and the sliding grooves 18 are uniformly formed in the outer ring of the rotating cylinder 5;
a locking ring 15 is fixed on the outer ring of the middle part of the right side of the moving plate 4 in a surrounding mode, the locking ring 15 is arranged on the outer ring of the wind wheel shaft 1 in a surrounding mode, bevel teeth 22 are arranged on the right side surface of the locking ring 15 and the left side surface of the rotary drum 5, and the bevel teeth 22 are evenly distributed on the surfaces of the locking ring 15 and the rotary drum 5.
In the invention, a base 2 is stably fixed in a cabin of a wind driven generator, a wind wheel of the wind driven generator is arranged on a wind wheel shaft 1, a rotary drum 5 synchronously rotates in a locking cylinder 3 in the process of rotating the wind wheel shaft 1 and the wind wheel, the centrifugal force applied to a sliding plate 20 when the wind driven generator works at a proper rotating speed is small, the sliding plate 20 and a friction block 21 arranged on the surface of the sliding plate 20 are retracted in a sliding chute 18 under the pulling action of a second spring 19, the friction block 21 is not in contact with a friction ring 23 in the locking cylinder 3, the speed reduction action does not exist on the rotation of the wind wheel shaft 1, when the rotating speed of the wind wheel shaft 1 is too high and exceeds a safe rotating speed, the centrifugal force applied to the sliding plate 20 is greater than the pulling force of the second spring 19 under the action of the centrifugal force, so that the sliding plate 20 drives the friction block 21 to move outwards, the friction block 21 is abutted against the surface of the friction ring 23 in the locking cylinder 3 and is further acted by the friction force, the wind wheel shaft 1 can be decelerated, the wind wheel shaft 1 is prevented from rotating too fast, when the wind wheel shaft 1 needs to be completely locked, the electric push rod 26 can be started to drive the touch plate 27 to touch the surface of the sliding plate 20, the acting force of the friction block 21 and the friction ring 23 is increased, then the wind wheel shaft 1 is decelerated to stop by the friction force, then the electric hydraulic push rod 13 is controlled to drive the moving plate 4 to move towards the right side, the locking ring 15 is close to the left side surface of the rotary drum 5, the conical teeth 22 on the locking ring 15 are meshed with the conical teeth 22 on the left side surface of the rotary drum 5, the rotary drum 5 and the wind wheel shaft 1 are locked, the wind wheel shaft 1 can be completely locked, then the electric push rod 26 drives the touch plate 27 to descend and not touch the surface of the sliding plate 20, when a worker needs to overhaul equipment to enable the wind wheel shaft 1 to be locked, after the locking process, jack 16 on the connecting rod 6 aligns with through hole 11 this moment, can follow and take out bolt 10 in the slot 9, then make bolt 10 insert through hole 11 and get into in jack 16, realize the locking to front end and rear end connecting rod 6, make locking ring 15 stably contradict on rotary drum 5 surface, have more stable safe locking effect to wind-wheel shaft 1, security when having guaranteed the workman and overhauing.
In an alternative embodiment, an electric push rod 26 is embedded in the rotary drum 5 below the sliding slot 18, an upper portion of the electric push rod 26 penetrates into the sliding slot 18, a top portion of the electric push rod 26 is fixed with an abutting plate 27, the abutting plate 27 is located below the sliding plate 20, in this embodiment (see fig. 4), the electric push rod 26 is embedded in the rotary drum 5 below the sliding slot 18, an upper portion of the electric push rod 26 penetrates into the sliding slot 18, the abutting plate 27 is fixed at a top portion of the electric push rod 26, the abutting plate 27 is located below the sliding plate 20, and by setting the electric push rod 26, when necessary, the friction block 21 abuts against an inner wall of the locking cylinder 3 to lock an outer ring of the wind wheel shaft 1, and the sliding plate 20 is pushed by the electric push rod 26 to abut against an inner wall of the locking cylinder 3 to lock the outer ring of the friction block 21.
In an optional embodiment, a friction ring 23 is fixed on the surface of the inner ring of the locking cylinder 3, and the outer ring of the friction ring 23 is tightly fixed on the inner wall of the locking cylinder 3, and the friction ring 23 is in transmission connection with the locking cylinder 3, in this embodiment (see fig. 3), the friction ring 23 is fixed on the surface of the inner ring of the locking cylinder 3, and the outer ring of the friction ring 23 is tightly fixed on the inner wall of the locking cylinder 3, and the friction ring 23 is in transmission connection with the locking cylinder 3, and by setting the friction ring 23, the friction block 21 can act on the friction ring 23 on the inner wall of the locking cylinder 3, thereby avoiding abrasion inside the locking cylinder 3.
In an alternative embodiment, the connection ring 14 is fixed on the front end surface of the plug 10, and the connection ring 14 is fixed on the front end surface of the plug 10 by welding, in this embodiment (see fig. 1), the connection ring 14 is fixed on the front end surface of the plug 10, and the connection ring 14 is fixed on the front end surface of the plug 10 by welding, and the plug 10 can be easily drawn out from the slot 9 by the arrangement of the connection ring 14.
In an optional embodiment, a clamping block 25 is disposed on the outer ring surface of the friction ring 23, a clamping groove 24 is disposed on the inner wall of the locking cylinder 3 outside the clamping block 25, and the clamping block 25 is clamped in the clamping groove 24, in this embodiment (see fig. 4), the friction ring 23 is locked by the way that the clamping block 25 is embedded in the clamping groove 24.
In an alternative embodiment, a plurality of the clamping blocks 25 and the clamping grooves 24 are provided, and the plurality of clamping blocks 25 and the plurality of clamping grooves 24 are uniformly distributed on the outer surface of the friction ring 23 and the inner surface of the locking cylinder 3, in this embodiment (please refer to fig. 1 and fig. 4), stable locking of the friction ring 23 can be achieved through the plurality of clamping blocks 25 and the plurality of clamping grooves 24.
In an alternative embodiment, the electric push rod 26 is electrically connected to an external control device through a wire, and in this embodiment (see fig. 4), the electric push rod 26 is controlled through the external control device.
In an alternative embodiment, the electro-hydraulic push rod 13 is electrically connected to an external control device through a wire, and in this embodiment (see fig. 1 and fig. 2), the electro-hydraulic push rod 13 is controlled through the external control device.
It should be noted that the present invention is a wind turbine locking device, including a wind turbine shaft 1, a base 2, a locking cylinder 3, a moving plate 4, a rotating cylinder 5, a connecting rod 6, a first spring 7, a support 8, a slot 9, a plug 10, a through hole 11, a limiting piece 12, an electro-hydraulic push rod 13, a connecting ring 14, a locking ring 15, a jack 16, a rod slot 17, a sliding slot 18, a second spring 19, a sliding plate 20, a friction block 21, a conical tooth 22, a friction ring 23, a clamping slot 24, a clamping block 25, an electric push rod 26, and a counter plate 27, which are all components known to those skilled in the art, and the structure and principle of which are known to those skilled in the art through a technical manual or through a conventional experimental method.
While there have been shown and described what are at present considered to be the basic principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics 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 specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (7)
1. A wind power generation mechanical type wind wheel locking device is characterized by comprising a wind wheel shaft (1), a base (2), a locking cylinder (3), a moving plate (4) and a rotating cylinder (5); the wind wheel shaft (1) is transversely arranged right above the base (2), and the wind wheel shaft (1) is parallel to the surface of the base (2);
the locking cylinder (3) is supported and fixed above the base (2) through a support (8), the wind wheel shaft (1) transversely penetrates through the inner ring of the locking cylinder (3), the left side of the locking cylinder (3) is provided with a moving plate (4), the moving plate (4) is parallel to the left side of the locking cylinder (3), and the wind wheel shaft (1) transversely penetrates through the middle part of the moving plate (4), the upper surface and the lower surface of the right side of the locking cylinder (3) are respectively provided with an electro-hydraulic push rod (13), the electro-hydraulic push rods (13) penetrate to the left side of the locking cylinder (3), the left side of the electro-hydraulic push rod (13) is fixed on the surface of the movable plate (4), the right sides of the middle parts of the front end and the rear end of the movable plate (4) are both transversely connected and fixed with a connecting rod (6), a rod groove (17) is transversely arranged on the locking cylinder (3) on the right side of the connecting rod (6), the connecting rod (6) penetrates to the right side of the locking cylinder (3) through a rod groove (17), a limiting sheet (12) is fixed at the tail end of the right side of the connecting rod (6), the limiting sheet (12) is abutted against the right side surface of the locking barrel (3), a first spring (7) is sleeved on the outer ring of the connecting rod (6) between the locking barrel (3) and the moving plate (4), a jack (16) is formed in the left side surface of the connecting rod (6), and the jack (16) penetrates through the connecting rod (6);
the front end left side surface and the rear end left side surface of the locking cylinder (3) are provided with through holes (11), the through holes (11) are communicated with the inside of the rod groove (17), the through holes (11) and the rod groove (17) are positioned at the same height, the front end surface of the support (8) is provided with a slot (9), a plug (10) is inserted into the slot (9), and the number of the plug (10) is two;
the rotary drum (5) is fixedly arranged on the outer ring of the wind wheel shaft (1) in a transmission mode, the rotary drum (5) is arranged on the inner ring of the locking drum (3), a sliding groove (18) is formed in the outer ring of the rotary drum (5), a sliding plate (20) is slidably arranged in the sliding groove (18), a second spring (19) is connected between the bottom of the sliding plate (20) and the bottom of the sliding groove (18), a friction block (21) is installed on the surface above the sliding plate (20), the outer side of the friction block (21) penetrates through the outer side of the sliding groove (18), the sliding groove (18) and the sliding plate (20) are arranged in a plurality, and the sliding grooves (18) are uniformly formed in the outer ring of the rotary drum (5);
a locking ring (15) is fixed on the outer ring of the middle part of the right side of the moving plate (4) in a surrounding mode, the locking ring (15) is arranged on the outer ring of the wind wheel shaft (1) in a surrounding mode, conical teeth (22) are arranged on the right side surface of the locking ring (15) and the left side surface of the rotary drum (5), and the conical teeth (22) are uniformly distributed on the surfaces of the locking ring (15) and the rotary drum (5);
an electric push rod (26) is embedded into the rotary drum (5) below the sliding groove (18), the upper portion of the electric push rod (26) penetrates through the inside of the sliding groove (18), a touch plate (27) is fixed to the top of the electric push rod (26), and the touch plate (27) is located below the sliding plate (20).
2. A wind turbine mechanical rotor locking device according to claim 1, characterized in that: the surface of the inner ring of the locking cylinder (3) is fixed with a friction ring (23), the outer ring of the friction ring (23) is tightly fixed on the inner wall of the locking cylinder (3), and the friction ring (23) is in transmission connection with the locking cylinder (3).
3. A wind turbine mechanical rotor locking device according to claim 1, characterized in that: a connecting ring (14) is fixed on the front end surface of the plug (10), and the connecting ring (14) is fixed on the front end surface of the plug (10) in a welding mode.
4. A wind turbine mechanical rotor locking device according to claim 2, characterized in that: the surface of the outer ring of the friction ring (23) is provided with a clamping block (25), the inner wall of the locking barrel (3) on the outer side of the clamping block (25) is provided with a clamping groove (24), and the clamping block (25) is clamped in the clamping groove (24).
5. A wind turbine mechanical rotor locking device according to claim 4, characterized in that: the clamping blocks (25) and the clamping grooves (24) are arranged in a plurality, and the clamping blocks (25) and the clamping grooves (24) are uniformly distributed on the outer surface of the friction ring (23) and the inner surface of the locking barrel (3).
6. A wind turbine mechanical rotor locking device according to claim 1, characterized in that: the electric push rod (26) is electrically connected with external control equipment through a lead.
7. A wind turbine mechanical rotor locking device according to claim 1, characterized in that: the electro-hydraulic push rod (13) is electrically connected with external control equipment through a lead.
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| CN117189479A (en) * | 2023-10-07 | 2023-12-08 | 内蒙古京能苏尼特风力发电有限公司 | Impeller locking method and mechanism and wind driven generator |
| CN117531867A (en) * | 2023-11-21 | 2024-02-09 | 响水德丰金属材料有限公司 | Plate rolling mechanism for stainless steel plate rolling |
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