CN111271224B - Wind power generation tower convenient to maintain - Google Patents
Wind power generation tower convenient to maintain Download PDFInfo
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- CN111271224B CN111271224B CN202010334276.9A CN202010334276A CN111271224B CN 111271224 B CN111271224 B CN 111271224B CN 202010334276 A CN202010334276 A CN 202010334276A CN 111271224 B CN111271224 B CN 111271224B
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- 238000010248 power generation Methods 0.000 title claims abstract description 18
- 230000007246 mechanism Effects 0.000 claims abstract description 24
- 238000013016 damping Methods 0.000 claims abstract description 22
- 230000001360 synchronised effect Effects 0.000 claims description 34
- 230000005540 biological transmission Effects 0.000 claims description 20
- 238000012423 maintenance Methods 0.000 claims description 10
- 244000309464 bull Species 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 230000035939 shock Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims 9
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
- F03D9/20—Wind motors characterised by the driven apparatus
- F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
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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
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/50—Maintenance or repair
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/30—Control parameters, e.g. input parameters
- F05B2270/32—Wind speeds
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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)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Combustion & Propulsion (AREA)
- Aviation & Aerospace Engineering (AREA)
- Acoustics & Sound (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a wind power generation tower convenient to maintain, which comprises a bearing box body, wherein a power box body is arranged on the upper side of the bearing box body, a belt wheel mechanism for driving screws on the front side and the rear side to synchronously rotate is arranged at the bottom in the power box body, a chain wheel mechanism is arranged on the right side in the bearing box body, a lifting platform is fixedly connected to the right end surfaces of the bearing box body on the front side and the rear side together, the left end of the lifting platform extends to the right side of the bearing box body, a damping device is arranged in the lifting platform, the upper end surface of the power box body is rotatably connected with a steering box body, and a speed reduction device for preventing the rotating speed of fan blades from exceeding a limited speed is arranged in the steering box body.
Description
Technical Field
The invention relates to the technical field of wind power generation, in particular to a wind power generation tower convenient to maintain.
Background
Along with the rapid development of society, people pay more and more attention to the utilization of wind power generation, and wind power generation's device is also more and more, and when general wind power generation set needed the maintenance, climbed the mode through the manpower, maintained wind power generation set, and this kind of mode is wasted time and energy, and the security is not high moreover, and when wind-force was greater than the limited wind-force, the generator can stop the power supply, and this kind of mode influences the life that the generator was sent, the extravagant energy. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
In order to solve the problems, the invention provides a wind power generation tower convenient to maintain, which comprises a bearing box body, wherein a power box body is arranged on the upper side of the bearing box body, the lower end surface of the power box body is symmetrically and rotationally connected with screw rods in threaded connection with the inside of the bearing box body in the front-back direction, belt wheel mechanisms for driving the screw rods on the front side and the rear side to synchronously rotate are arranged at the bottom inside the power box body, a chain wheel mechanism is arranged on the right side inside the bearing box body and comprises synchronous chain wheel cavities arranged in the right end surface of the bearing box body, the upper ends of the front and rear walls of the synchronous chain wheel cavities are symmetrically and rotationally connected with a driving chain wheel, the lower ends of the front and rear walls of the synchronous chain wheel cavities are symmetrically and rotationally connected with a driven chain wheel, a chain is wound between the driving chain wheel and the driven, the left end of the lifting platform extends to the right side of the bearing box body, a damping device is arranged in the lifting platform, a pinion cavity with an opening facing left and positioned on the right side of the power box body is arranged above the left side of the synchronous sprocket cavity, the right wall of the pinion cavity is rotatably connected with pinions of the driving sprockets, the upper side in the power box body is provided with a motor, the lower side of the motor and the upper side of the belt wheel mechanism are provided with a moving device, a gear wheel cavity positioned in the right end face of the power box body is arranged in the moving device, a gear wheel capable of being meshed with the pinions is rotatably arranged in the gear wheel cavity, the chain wheel mechanism can switch the power of the motor and provide the power for the belt wheel mechanism and the gear wheel, the upper end face of the power box body is rotatably connected with a rotary column, the left end of the steering box body is rotatably connected with a rotating shaft, a fan blade is fixedly arranged at the left end of the rotating shaft, and a speed reduction device for preventing the rotating speed of the fan blade from exceeding a limited speed is arranged in the steering box body.
Preferably, the belt wheel mechanism comprises a synchronous cavity arranged at the bottom in the power box body, the front side and the rear side of the synchronous cavity are respectively and fixedly provided with a driven belt wheel, the front side and the rear side of the synchronous cavity are respectively and rotatably connected with a driving belt wheel arranged on the upper wall of the synchronous cavity, and the driving belt wheel and the front side and the rear side of the driven belt wheel are jointly wound with a synchronous belt.
Preferably, the upper end of the left wall of the synchronous sprocket cavity is rotatably connected with a connecting shaft which is right opposite to the right side of the pinion, the left end of the connecting shaft is fixedly connected with the axis of the pinion, the right end of the connecting shaft is fixedly provided with a transmission bevel gear which is positioned between the driving sprockets at the front side and the rear side, a fixing shaft is fixedly connected between the axes of the driving sprockets at the front side and the rear side, and the outer circular surface of the fixing shaft is fixedly provided with a driven bevel gear which is meshed.
Preferably, the damping device comprises a damping cavity which is arranged in the lifting platform and has an upward opening, a standing plate is arranged in the damping cavity in a vertically sliding manner, a buffer cavity is communicated with the lower side of the damping cavity, a fixing rod is fixedly arranged between the front wall and the rear wall of the buffer cavity, sliders which can slide forwards and backwards and are connected with the fixing rod are symmetrically arranged in the buffer cavity in a front-back manner, sliders which can move forwards and backwards are arranged on the fixing rod in a front-back manner, connecting rods are symmetrically and rotationally connected with the front end surface and the rear end surface of each slider, hinge fixing plates are symmetrically and fixedly arranged at the front end and the rear end of the middle position of the lower end surface of the standing plate, the upper ends of the left connecting rod and the right connecting rod at the front side are rotationally connected with the rear end of the hinge fixing plate at the front side, the upper ends, the lower end face of the standing plate is symmetrical in front and back and is fixedly provided with shock absorption blocks right facing the upper side of the supporting rod, and the upper end of the supporting rod extends into the shock absorption blocks and is in sliding connection up and down.
Preferably, a compression spring is fixedly connected between the front end surface of the front side sliding block and the front and rear end surfaces of the rear side sliding block and the front and rear walls of the buffer cavity respectively, and an extension spring is fixedly connected between the lower end of the damping block and the lower wall of the buffer cavity.
Preferably, the moving device comprises a switching cavity arranged on the upper side of the synchronous cavity, the lower wall of the switching cavity is rotatably connected with a transmission bevel gear fixedly connected with the rotation center of the driving belt wheel, the upper wall of the switching cavity is rotatably connected with a power bevel gear right facing the upper side of the transmission bevel gear, moving plate cavities are symmetrically arranged on the left side and the right side of the switching cavity, a moving plate and a power plate capable of sliding left and right are respectively arranged in the moving plate cavities on the left side and the right side, a connecting cavity positioned on the upper side of the switching cavity is communicated between the moving plate cavities on the left side and the right side, a connecting plate fixedly connected between the moving plate and the power plate is arranged in the connecting cavity and capable of sliding left and right, the connecting plate is positioned on the rear side of the power bevel gear, a transmission shaft penetrates left and right in the moving plate and is rotatably connected, the right end of the, run through and rotate about in the power board and be connected with driven rotating shaft, the driven rotating shaft left end extend to switch the intracavity fixed be equipped with can only with power bevel gear engaged's bevel pinion, the right side is located in the bull gear chamber the right-hand side in removal board chamber, the driven rotating shaft right-hand member extends to gear wheel intracavity and fixed connection in the axle center of gear wheel, the motor is located connect in the chamber upper wall and just right power bevel gear top.
Preferably, the lower end of the motor is in power connection with a power shaft, the lower end of the power shaft penetrates through the connecting cavity, extends into the switching cavity and is fixedly connected to the axis of the power bevel gear, and the power shaft is located on the front side of the connecting plate.
Preferably, a hydraulic machine is fixedly arranged at the upper end in the right wall of the power plate on the right side, the left end of the hydraulic machine is in power connection with a hydraulic arm, and the left end of the hydraulic arm is fixedly connected to the upper end of the right end face of the power plate.
Preferably, a power cavity is arranged in the steering box body and located on the upper side of the rotary column, a first bevel gear is fixedly arranged at the right end of the rotary shaft and extends into the power cavity, a second bevel gear which is at the same rotation center as the rotary column and is meshed with the first bevel gear is connected to the lower wall of the power cavity in a rotating manner, a fixed cavity is arranged at the right side of the power cavity, a fixed block is fixedly arranged at the right side in the fixed cavity, a speed reduction cavity is arranged in the left end face of the fixed block, a rotary disc is rotatably connected to the right wall of the speed reduction cavity, the right end of the rotary shaft extends into the fixed cavity and is fixedly connected to the rotation center of the left end face of the rotary disc, three annular plates which are wound around the rotary shaft are rotatably connected to the annular array at the left end face of the rotary disc, a friction block which can abut against the inner wall of the speed reduction, the upper end surface of the steering box body is fixedly connected with a tail wing. Preferably, a generator is fixedly arranged on the upper side of the motor, the generator is electrically connected with the motor, and the second bevel gear is in power connection with the upper end of the generator.
The invention has the beneficial effects that: the wind power generation tower is simple in structure and convenient to operate, when the wind power is larger than the limited wind speed, the power generation device can be decelerated through the clamping device to play a protection role, when maintenance is needed, the height of the power generation tower can be reduced through the lifting device, the lifting platform is driven to lift through the synchronous chain lifting mechanism, and a damping device is arranged in the lifting platform, so that people can be more stable on the lifting platform.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall structure of a wind power tower of the present invention for ease of maintenance;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
FIG. 3 is a schematic view of the structure in the direction "B-B" of FIG. 1;
FIG. 4 is a schematic view of the structure in the direction "C-C" of FIG. 1;
FIG. 5 is an enlarged view of the structure of "D" of FIG. 1;
FIG. 6 is a schematic view of the structure in the direction "E-E" of FIG. 1;
fig. 7 is an enlarged view of the structure of "F" of fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-7, for ease of description, the orientations described below will now be defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to a wind power generation tower convenient for maintenance, which comprises a bearing box body 64, wherein a power box body 16 is arranged on the upper side of the bearing box body 64, the lower end surface of the power box body 16 is symmetrical in front and back and is rotationally connected with a screw 40 in the bearing box body 64 in a threaded manner, a belt wheel mechanism 101 for driving the screw 40 on the front side and the back side to synchronously rotate is arranged at the bottom in the power box body 16, a chain wheel mechanism 102 is arranged on the right side in the bearing box body 64, the chain wheel mechanism 102 comprises a synchronous chain wheel cavity 61 arranged in the right end surface of the bearing box body 64, the upper end of the front and back wall of the synchronous chain wheel cavity 61 is symmetrical and is rotationally connected with a driving chain wheel 60, the lower end of the front and back wall of the synchronous chain wheel cavity 61 is symmetrical and is rotationally connected with a driven chain wheel 62, a chain 97 is wound between the driving chain wheel 60 and the driven chain wheel, the left end of the lifting platform 53 extends to the right side of the bearing box body 64, a damping device 103 is arranged in the lifting platform 53, a pinion cavity 70 with an opening towards the left and positioned on the right side of the power box body 16 is arranged above the left side of the synchronous sprocket cavity 61, the right wall of the pinion cavity 70 is rotatably connected with pinions 71 of the driving sprockets 60 in the front and at the back, a motor 15 is arranged on the upper side in the power box body 16, a moving device 104 is arranged on the lower side of the motor 15 and the upper side of the belt wheel mechanism 101, a bull gear cavity 68 in the right end face of the power box body 16 is arranged in the moving device 104, a bull gear 69 capable of being meshed with the pinions 71 is rotatably arranged in the bull gear cavity 68, the sprocket mechanism 102 can provide the power of the motor 15 for the belt wheel mechanism 101 and the bull gear 69, and the upper end face of the power box body 16 is, the upper end of the rotating column 98 is fixedly provided with a steering box body 19, the left end of the steering box body 19 is rotatably connected with a rotating shaft 18, the left end of the rotating shaft 18 is fixedly provided with a fan blade 17, and a speed reduction device 105 for preventing the rotating speed of the fan blade 17 from exceeding a limited speed is arranged in the steering box body 19.
Advantageously, the pulley mechanism 101 includes a synchronous cavity 34 disposed at the bottom inside the power box 16, the upper ends of the screws 40 on the front and rear sides extend into the synchronous cavity 34 and are respectively fixedly provided with a driven pulley 41, a driving pulley 32 rotatably connected to the upper wall of the synchronous cavity 34 is disposed between the driven pulleys 41 on the front and rear sides, and a synchronous belt 42 is commonly wound between the driving pulley 32 and the driven pulleys 41 on the front and rear sides.
Advantageously, the upper end of the left wall of the synchronous sprocket cavity 61 is rotatably connected with a connecting shaft 73 facing the right side of the pinion 71, the left end of the connecting shaft 73 is fixedly connected with the axis of the pinion 71, the right end of the connecting shaft 73 is fixedly provided with a transmission bevel gear 58 positioned between the driving sprockets 60 at the front side and the rear side, a fixed shaft 59 is fixedly connected between the axes of the driving sprockets 60 at the front side and the rear side, and the outer circumferential surface of the fixed shaft 59 is fixedly provided with a driven bevel gear 57 engaged with the transmission bevel gear 58.
Beneficially, the damping device 103 includes a damping chamber 50 disposed in the lifting platform 53 and having an upward opening, the damping chamber 50 is provided with a standing plate 49 capable of sliding up and down, a buffer chamber 55 is communicated with a lower side of the damping chamber 50, a fixing rod 54 is fixedly disposed between a front wall and a rear wall of the buffer chamber 55, sliders 56 capable of sliding forward and backward and slidably connected to the fixing rod 54 are symmetrically disposed in the buffer chamber 55, the fixing rod 54 is provided with symmetrical sliders 56 capable of moving forward and backward, the front end and the rear end of each slider 56 are symmetrically and rotatably connected with a connecting rod 51, a hinge fixing plate 91 is symmetrically and fixedly disposed at a front end and a rear end of a middle position of a lower end surface of the standing plate 49, upper ends of the left and right connecting rods 51 at a front side are rotatably connected to a rear end of the hinge fixing plate 91 at the front side, upper ends of the left and right connecting rods, the front end and the rear end of the lower wall of the damping cavity 50 are symmetrically and fixedly provided with supporting rods 47, the front end and the rear end of the lower end face of the standing plate 49 are symmetrically and fixedly provided with damping blocks 95 facing the upper sides of the supporting rods 47, and the upper ends of the supporting rods 47 extend into the damping blocks 95 and are in vertical sliding connection.
Advantageously, a compression spring 52 is fixedly connected between the front end surface of the front side slide block 56 and the rear end surface of the rear side slide block 56 and the front and rear walls of the buffer cavity 55, respectively, and an extension spring 46 is fixedly connected between the lower end of the shock absorption block 95 and the lower wall of the shock absorption cavity 50.
Beneficially, the moving device 104 includes a switching cavity 65 disposed on the upper side of the synchronizing cavity 34, a transmission bevel gear 43 fixedly connected to the rotation center of the driving pulley 32 is rotatably connected to the lower wall of the switching cavity 65, a power bevel gear 45 directly facing the upper side of the transmission bevel gear 43 is rotatably connected to the upper wall of the switching cavity 65, moving plate cavities 27 are symmetrically disposed on the left and right sides of the switching cavity 65, a moving plate 28 and a power plate 74 capable of sliding left and right are respectively disposed in the moving plate cavities 27 on the left and right sides, a connecting cavity 37 located on the upper side of the switching cavity 65 is communicated between the moving plate cavities 27 on the left and right sides, a connecting plate 35 fixedly connected between the moving plate 28 and the power plate 74 is disposed in the connecting cavity 37 capable of sliding left and right, the connecting plate 35 is located on the rear side of the power bevel gear 45, a transmission shaft 29 penetrates left and, the transmission shaft 29 right-hand member extends to switch the chamber 65 internal fixation be equipped with can with power bevel gear 45 with bevel gear 44 that drive bevel gear 43 meshed simultaneously, run through and rotate about in the power board 74 and be connected with driven rotating shaft 67, driven rotating shaft 67 left end extends to switch the chamber 65 internal fixation be equipped with can only with bevel gear 66 of power bevel gear 45 meshing, the right side is located to bull gear chamber 68 the right-hand of removal board chamber 27, driven rotating shaft 67 right-hand member extends to in the bull gear chamber 68 and fixed connection in the axle center of bull gear 69, motor 15 is located in connecting chamber 37 upper wall and just right power bevel gear 45 top.
Advantageously, a power shaft 92 is connected to the lower end of the electric motor 15, the lower end of the power shaft 92 passes through the connecting cavity 37 and extends into the switching cavity 65 and is fixedly connected to the axis of the power bevel gear 45, and the power shaft 92 is located on the front side of the connecting plate 35.
Beneficially, a hydraulic machine 39 is fixedly arranged at the upper end of the inner right wall of the right side power plate 74, a hydraulic arm 38 is dynamically connected to the left end of the hydraulic machine 39, and the left end of the hydraulic arm 38 is fixedly connected to the upper end of the right end face of the power plate 74.
Beneficially, a power cavity 22 is provided in the steering box 19, which is located on the upper side of the rotating column 98, the right end of the rotating shaft 18 extends into the power cavity 22 and is fixedly provided with a first bevel gear 20, the lower wall of the power cavity 22 is rotatably connected with a second bevel gear 21 which has the same rotating center as the rotating column 98 and is engaged with the first bevel gear 20, the right side of the power cavity 22 is provided with a fixed cavity 23, the right side of the fixed cavity 23 is fixedly provided with a fixed block 24, the left end surface of the fixed block 24 is provided with a decelerating cavity 93, the right wall of the decelerating cavity 93 is rotatably connected with a rotating disc 11, the right end of the rotating shaft 18 extends into the fixed cavity 23 and is fixedly connected with the rotating center of the left end surface of the rotating disc 11, the left end surface of the rotating disc 11 is annularly arrayed and rotatably connected with three annular plates 90 which surround the rotating shaft 18, one end of the annular plate, a torsion spring 94 is fixedly connected between the rotation center of the right end face of the annular plate 90 and the left end face of the rotary disc 11, and a tail wing 26 is fixedly connected to the upper end face of the steering box body 19.
Advantageously, a generator 13 is fixedly arranged on the upper side of the electric motor 15, the generator 13 is electrically connected with the electric motor 15, and the second bevel gear 21 is dynamically connected to the upper end of the generator 13.
The steps of using a wind energy tower for ease of maintenance herein are described in detail below with reference to figures 1 to 7:
in the initial state, the power box 16 is far away from the bearing box 64 and is located at the upper limit position, the large gear 69 is not meshed with the small gear 71, the moving plate 28 and the power plate 74 are both located at the right limit position, at the moment, the bevel gear 44 is simultaneously meshed with the power bevel gear 45 and the transmission bevel gear 43, the small bevel gear 66 is not meshed with the power bevel gear 45, the friction block 89 is not abutted to the inner wall of the speed reduction cavity 93, and the lifting platform 53 is located at the lower limit position.
When the wind power is below the limited wind power, the rotating speed of the rotating shaft 18 is below the limited rotating speed, the centrifugal force generated by the friction block 89 is smaller than the torsion of the torsion spring 94, the annular plate 90 keeps stationary, the friction block 89 cannot abut against the inner wall of the speed reducing cavity 93, and the rotating speed of the rotating shaft 18 exceeds the limited speed due to the fact that the wind power is too large, at this time, the centrifugal force generated by the friction block 89 is greater than the torsion force of the torsion spring 94, and at this time, the friction block 89 abuts against and rubs against the inner wall of the speed reduction cavity 93, so that the turntable 11 is decelerated by the friction force, and the rotating shaft 18 is decelerated.
When maintenance is needed, the motor 15 is started to drive the power bevel gear 45 to rotate, the bevel gear 44 is driven to rotate through gear meshing, the transmission bevel gear 43 is driven to rotate through gear meshing and drives the driving belt wheel 32 to rotate, the driven belt wheel 41 is driven to rotate through the synchronous belt 42 and drives the screw 40 to rotate, the screw 40 is driven to descend through threaded connection and drives the power box body 16 to descend to the lower limit position, the large gear 69 is meshed with the small gear 71, the worker stands above the standing plate 49 and places a maintenance tool above the standing plate 49, the hydraulic press 39 is started and extends the hydraulic arm 38 to drive the power plate 74 to move left, the small bevel gear 66 is driven to move left through the driven rotating shaft 67 to be meshed with the power bevel gear 45, the large gear 69 is always meshed with the small gear 71, and the power plate 74 drives the movable plate 28 to move left through the connecting plate 35, and further drives the bevel gear 44 to move left through the transmission shaft 29 and disengage from the power bevel gear 45 and the transmission bevel gear 43, at this time, the motor 15 is continuously started, the power bevel gear 45 drives the small bevel gear 66 to rotate through gear engagement, the large gear 69 is driven to rotate by the driven rotating shaft 67, the electric small gear 71 is meshed to rotate by the gear, the driving bevel gear 58 is driven to rotate by the connecting shaft 73, the driven bevel gear 57 is driven to rotate by gear engagement, the driving chain wheels 60 on the front side and the rear side are driven to synchronously rotate anticlockwise by the fixed shaft 59, further, the lifting platform 53 is driven to ascend through the chain 97, further the worker and the maintenance tool are driven to ascend, during the lifting process, the stability is ensured through the extension spring 46 and the compression spring 52, the shaking of the lifting platform 53 is reduced, the worker can not stably stand until the lifting platform 53 is lifted to the upper limit position and stops, and the worker can maintain the lifting platform.
The invention has the beneficial effects that: the wind power generation tower is simple in structure and convenient to operate, when the wind power is larger than the limited wind speed, the power generation device can be decelerated through the clamping device to play a protection role, when maintenance is needed, the height of the power generation tower can be reduced through the lifting device, the lifting platform is driven to lift through the synchronous chain lifting mechanism, and a damping device is arranged in the lifting platform, so that people can be more stable on the lifting platform.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (10)
1. The utility model provides a wind power generation tower convenient to maintenance, includes the bearing box, its characterized in that: the upper side of the bearing box body is provided with a power box body, the front end and the back end of the lower end face of the power box body are symmetrically and rotationally connected with a screw rod in the bearing box body, the bottom in the power box body is provided with a belt wheel mechanism for driving the front end face and the back end face of the screw rod to synchronously rotate, the right side in the bearing box body is provided with a chain wheel mechanism, the chain wheel mechanism comprises a synchronous chain wheel cavity arranged in the right end face of the bearing box body, the upper ends of the front end face and the back end face of the synchronous chain wheel cavity are symmetrically and rotationally connected with a driving chain wheel, the lower ends of the front end face and the back end face of the synchronous chain wheel cavity are symmetrically and rotationally connected with a driven chain wheel, a chain is wound between the driving chain wheel and the driven chain wheel which are positioned at the front side or the back, a pinion cavity with a left opening and positioned on the right side of the power box body is arranged above the left side of the synchronous sprocket cavity, the right wall of the pinion cavity is rotationally connected with a pinion which is connected with the driving chain wheels at the front side and the rear side, an electric motor is arranged on the upper side in the power box body, a moving device is arranged on the lower side of the electric motor and the upper side of the belt wheel mechanism, a big gear cavity positioned in the right end face of the power box body is arranged in the mobile device, a big gear capable of being meshed with the small gear is rotatably arranged in the big gear cavity, the sprocket mechanism can switch the power of the motor to be supplied to the pulley mechanism and the large gear, the upper end surface of the power box body is rotationally connected with a rotating column, the upper end of the rotating column is fixedly provided with a steering box body, the left end of the steering box body is rotatably connected with a rotating shaft, a fan blade is fixedly arranged at the left end of the rotating shaft, and a speed reduction device for preventing the rotating speed of the fan blade from exceeding a limited speed is arranged in the steering box body.
2. A wind-powered electricity generating tower as recited in claim 1, wherein: the belt wheel mechanism comprises a synchronous cavity arranged at the bottom in the power box body, the front side and the rear side of the synchronous cavity are respectively fixedly provided with a driven belt wheel, the front side and the rear side of the synchronous cavity are respectively provided with a driving belt wheel which is rotatably connected with the upper wall of the synchronous cavity, and the driving belt wheel and the front side and the rear side of the driven belt wheel are jointly wound with a synchronous belt.
3. A wind-powered electricity generating tower as recited in claim 1, wherein: the upper end of the left wall of the synchronous sprocket cavity is rotatably connected with a connecting shaft which is right opposite to the right side of the pinion, the left end of the connecting shaft is fixedly connected with the axis of the pinion, the right end of the connecting shaft is fixedly provided with a transmission bevel gear which is positioned between the driving sprockets at the front side and the rear side, a fixed shaft is fixedly connected between the axes of the driving sprockets at the front side and the rear side, and a driven bevel gear which is meshed with the transmission bevel gear is fixedly arranged on the.
4. A wind-powered electricity generating tower as recited in claim 1, wherein: the damping device comprises a damping cavity which is arranged in the lifting platform and has an upward opening, a standing plate is arranged in the damping cavity in a vertically sliding manner, a buffer cavity is communicated with the lower side of the damping cavity, a fixing rod is fixedly arranged between the front wall and the rear wall of the buffer cavity, sliders which can slide back and forth and are connected with the fixing rod are symmetrically and slidably arranged in the front and the rear of the buffer cavity, sliders which can move back and forth are symmetrically arranged on the fixing rod, two symmetrical front end surfaces and two rear end surfaces of the sliders are rotationally connected with connecting rods, a hinge fixing plate is symmetrically and fixedly arranged at the front end and the rear end surfaces of the lower end surface of the standing plate, the upper ends of the left connecting rod and the right connecting rod at the front end are rotationally connected with the rear end of the hinge fixing plate at the front end, the upper ends of the left connecting, the lower end face of the standing plate is symmetrical in front and back and is fixedly provided with shock absorption blocks right facing the upper side of the supporting rod, and the upper end of the supporting rod extends into the shock absorption blocks and is in sliding connection up and down.
5. The wind-powered electricity generation tower of claim 4, wherein: the front end face and the rear end face of the slider on the front side are fixedly connected with compression springs between the front wall and the rear wall of the buffer cavity respectively, and the lower end of the damping block is fixedly connected with an expansion spring between the lower wall of the buffer cavity.
6. A wind-powered electricity generating tower as recited in claim 1, wherein: the moving device comprises a switching cavity arranged on the upper side of the synchronous cavity, the lower wall of the switching cavity is rotationally connected with a transmission bevel gear fixedly connected with the rotation center of the driving belt wheel, the upper wall of the switching cavity is rotationally connected with a power bevel gear right facing the upper side of the transmission bevel gear, the left side and the right side of the switching cavity are symmetrically provided with moving plate cavities, the moving plate cavities on the left side and the right side are respectively provided with a moving plate and a power plate capable of sliding left and right, a connecting cavity positioned on the upper side of the switching cavity is communicated between the moving plate cavities on the left side and the right side, the connecting cavity is internally provided with a connecting plate fixedly connected between the moving plate and the power plate, the connecting plate is positioned on the rear side of the power bevel gear, a transmission shaft penetrates left and right in the moving plate and is rotationally connected, the right end of the transmission shaft extends into, run through and rotate about in the power board and be connected with driven rotating shaft, the driven rotating shaft left end extend to switch the intracavity fixed be equipped with can only with power bevel gear engaged's bevel pinion, the right side is located in the bull gear chamber the right-hand side in removal board chamber, the driven rotating shaft right-hand member extends to gear wheel intracavity and fixed connection in the axle center of gear wheel, the motor is located connect in the chamber upper wall and just right power bevel gear top.
7. A wind-powered electricity generating tower as recited in claim 1, wherein: the lower end of the motor is in power connection with a power shaft, the lower end of the power shaft penetrates through the connecting cavity, extends into the switching cavity and is fixedly connected to the axis of the power bevel gear, and the power shaft is located on the front side of the connecting plate.
8. The wind-powered electricity generation tower of claim 6, wherein: the hydraulic machine is fixedly arranged at the upper end in the right wall of the power plate on the right side, the left end of the hydraulic machine is in power connection with a hydraulic arm, and the left end of the hydraulic arm is fixedly connected to the upper end of the right end face of the power plate.
9. A wind-powered electricity generating tower as recited in claim 1, wherein: a power cavity positioned at the upper side of the rotary column is arranged in the steering box body, the right end of the rotating shaft extends into the power cavity and is fixedly provided with a first bevel gear, the lower wall of the power cavity is rotatably connected with a second bevel gear which has the same rotating center with the rotary column and is meshed with the first bevel gear, the right side of the power cavity is provided with a fixed cavity, the right side of the fixed cavity is fixedly provided with a fixed block, the left end surface of the fixed block is internally provided with a speed reducing cavity, the right wall of the speed reducing cavity is rotatably connected with a rotary disc, the right end of the rotating shaft extends into the fixed cavity and is fixedly connected with the rotating center of the left end surface of the rotary disc, the left end surface of the rotary disc is annularly arrayed and rotatably connected with three annular plates which surround the rotating shaft, one end of each annular plate is fixedly provided with a friction block which can be abutted against the, the upper end surface of the steering box body is fixedly connected with a tail wing.
10. A wind-powered electricity generating tower as recited in claim 9, wherein: the upper side of the motor is fixedly provided with a generator, the generator is electrically connected with the motor, and the second bevel gear is in power connection with the upper end of the generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010334276.9A CN111271224B (en) | 2020-04-24 | 2020-04-24 | Wind power generation tower convenient to maintain |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010334276.9A CN111271224B (en) | 2020-04-24 | 2020-04-24 | Wind power generation tower convenient to maintain |
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| CN112112470B (en) * | 2020-09-25 | 2021-06-15 | 广州互媒盈动文化传媒科技有限公司 | Information sharing system based on Internet security |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| NO20041208L (en) * | 2004-03-22 | 2005-09-23 | Sway As | Procedure for reducing axial power variations for rotor and directional control for wind power with active pitch control |
| CN201180617Y (en) * | 2008-03-28 | 2009-01-14 | 李启山 | Vertical axis impeller wind power generation column |
| WO2014201018A1 (en) * | 2013-06-10 | 2014-12-18 | Uprise Energy, LLC | Wind energy devices, systems, and methods |
| ES2563092B1 (en) * | 2014-09-10 | 2016-12-19 | Acciona Windpower, S.A. | Wind turbine control method |
| CN108194286A (en) * | 2018-01-04 | 2018-06-22 | 山西省工业设备安装集团有限公司 | A kind of medium wind-driven generator repairs control tower |
| DE102018100727A1 (en) * | 2018-01-15 | 2019-07-18 | Wobben Properties Gmbh | Method for controlling a wind turbine and wind turbine |
| CN208831155U (en) * | 2018-03-18 | 2019-05-07 | 四川祥锋瑞建设工程有限公司 | It is a kind of easy to repair wind power generation stepped |
| CN208845311U (en) * | 2018-08-16 | 2019-05-10 | 天津市英源焊接技术有限公司 | A kind of medium wind-driven generator maintenance control tower |
| CN109441728A (en) * | 2018-10-18 | 2019-03-08 | 合肥先杰新能源科技有限公司 | A kind of direction easily adjusts wind power generation stepped |
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