CN115321446A - Sectional type wind power tower cylinder platform - Google Patents
Sectional type wind power tower cylinder platform Download PDFInfo
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- CN115321446A CN115321446A CN202211197038.3A CN202211197038A CN115321446A CN 115321446 A CN115321446 A CN 115321446A CN 202211197038 A CN202211197038 A CN 202211197038A CN 115321446 A CN115321446 A CN 115321446A
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- self
- trolley
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- locking assembly
- tower
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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
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
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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
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
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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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- Wind Motors (AREA)
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Abstract
The invention relates to the technical field of wind power generation, and discloses a sectional type wind power tower drum platform which comprises a climbing trolley and a self-locking assembly. According to the invention, the self-locking assembly is driven to be attached to the surface of the tower drum simultaneously when the self-locking assembly is attached to the tower drum by utilizing the synchronous motion of the climbing trolley and the self-locking assembly, the self-locking assembly is always attached to the surface of the tower drum along with the climbing trolley climbing along the surface of the tower drum, the motion limitation of the self-locking assembly is completed by utilizing the one-way locking assembly, the self-locking assembly is attached to the tower drum, and the tower drum is conical, so that the self-locking assembly and the tower drum are extruded to generate driving force towards the direction far away from the tower drum, and the movement of the self-locking assembly is limited by the one-way locking assembly and the self-locking assembly.
Description
Technical Field
The invention relates to the technical field of wind power generation, in particular to a sectional type wind power tower drum platform.
Background
The tower section of thick bamboo is wind generating set's main bearing structure, in order to satisfy the dynamic stability of complete machine, the design of tower section of thick bamboo not only will satisfy its aerodynamic requirement, still carry out the integrated analysis in aspects such as structure, technology, cost and use, therefore the tower section of thick bamboo is mostly long and thin circular cone structure, and mostly is the sectional type equipment, and to tower section of thick bamboo equipment in earlier stage, the maintenance of later stage tower section of thick bamboo all need utilize load platform to climb to appointed height along tower section of thick bamboo wall manned or year thing and overhaul or install.
Chinese patent CN203187269U discloses an automatic telescopic manned platform for an external elevator of a wind power tower, which comprises an automatic telescopic manned platform and a wind power tower, wherein the automatic telescopic manned platform consists of a telescopic unit, a connecting piece, a telescopic rod, a first guide rail and a second guide rail; the automatic telescopic manned platform is arranged on the wind power tower barrel in a surrounding mode, two sides of the connecting piece are connected with the open rings at two sides of the automatic telescopic manned platform respectively, two sides of the connecting piece are connected with each other through the telescopic rods, and the first guide rail and the second guide rail are arranged on one side outside the automatic telescopic manned platform.
Because the tower section of thick bamboo is mostly the toper, and the slope of its side is different respectively, can't be according to the change of slope and the angle that the self-adaptation climbed among the prior art, application scope is narrower to because the tower section of thick bamboo outside receives the solarization and rain often, there is the condition of corruption in the surface, if unexpected risks such as power is not enough or skids appear, can't effectual carry out the position locking, lead to the high altitude of platform to fall.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a sectional type wind power tower drum platform which has the advantages of real-time self-locking, self-adaption of climbing angle to the slope of a tower drum, detection of surface abnormal appearance of the tower drum and the like, and solves the problems of high altitude falling caused by no position locking and narrow application range caused by incapability of self-adaption of climbing angle.
(II) technical scheme
In order to solve the technical problems of high-altitude falling caused by no position locking and narrow application range caused by incapability of self-adapting climbing angles, the invention provides the following technical scheme:
a sectional type wind power tower barrel platform comprises a lifting platform, wherein a climbing trolley is symmetrically arranged in an inner cavity of the lifting platform, the climbing trolley can move along the direction perpendicular to the central axis of a tower barrel to be attached to the surface of the tower barrel, and the climbing trolley moves along the surface of the tower barrel to drive the lifting platform to move along the central axis of the tower barrel;
the self-locking device comprises a lifting platform, and is characterized in that a self-locking assembly and a one-way locking assembly are symmetrically arranged on the lifting platform, the one-way locking assembly is fixedly mounted on the lifting platform to limit the moving direction of the self-locking assembly, one end of the self-locking assembly is a contact end, the other end of the self-locking assembly is a locking end, the contact end is in sliding connection with a climbing trolley, so that the contact end is always attached to the surface of a tower when the climbing trolley climbs along the surface of the tower, and the contact end can only move close to the middle position of the lifting platform relative to the one-way locking assembly along with the climbing of the climbing trolley.
Preferably, the climbing trolley comprises a trolley body and a trolley chassis, wherein two ends of the trolley chassis are rotatably connected with an axle, two ends of the axle are fixedly connected with chain wheels, the chain wheels are meshed with chains, a plurality of adsorption components are fixedly connected to the chains and used for providing ground gripping force required by climbing of the trolley body, and the middle part of the trolley chassis is hinged to the middle part of one end of the inner side of the trolley body so as to facilitate angle adjustment of the trolley chassis.
Preferably, the adsorption component comprises a base, the base is fixedly mounted on the chain, a mounting groove is formed in one side, away from the trolley chassis, of the base, a permanent magnet and a rubber block are arranged in the mounting groove, the permanent magnet is fixedly mounted in the mounting groove through a counter bore bolt, the rubber block and the permanent magnet are distributed intermittently, the rubber block is arranged between every two adjacent permanent magnets in an interference fit mode, the distance between one side, away from the trolley chassis, of the rubber block and the inner wall of the mounting groove is larger than the distance between one side, away from the trolley chassis, of the permanent magnet and the trolley chassis.
Preferably, the middle part of the chassis of the trolley penetrates through and is rotatably provided with the middle part of an articulated shaft, the articulated shaft is rotatably arranged at the middle part of one end of the inner side of the trolley body, one end of the articulated shaft is in transmission connection with the climbing motor through a first gear and a first chain, and the other end of the articulated shaft is in transmission connection with the axle through a second gear and a second chain.
Preferably, an I-shaped guide block is fixedly mounted on one side of the vehicle body, the I-shaped guide block is connected with a plurality of guide rods in a sliding mode, and the guide rods are fixedly mounted on the lifting platform.
Preferably, the self-locking assembly comprises a driving frame and a touch rod, the driving frame is fixedly mounted on a chassis of the trolley, one end of the touch rod is rotatably mounted with a touch wheel, the lower part of one end of the touch rod, which is close to the touch wheel, is provided with a synchronous groove, and the synchronous groove is in sliding connection with the driving frame;
the other end of the touch bar is elastically connected with a self-locking base, and the self-locking base is connected with the one-way locking assembly in a sliding mode.
Preferably, the cavity has been seted up to the one end of auto-lock base, just the one end of feeler lever extends to in the cavity and fixedly connected with spring holder, the spring holder with cavity sliding connection, just one side fixed mounting of spring holder has pressure spring, pressure spring's one end fixed mounting is on pressure sensor, pressure sensor fixed mounting be in one side of cavity, just when pressure spring does not grow deformation, the spring holder is close to one side of feeler lever with the cavity is kept away from pressure sensor's one end laminating.
Preferably, the one-way locking assembly comprises a guide rail, the guide rail is fixedly installed on the lifting platform, a T-shaped guide groove is formed in the upper surface of the guide rail, a T-shaped strip is formed in the lower surface of the self-locking base, the T-shaped strip is in sliding fit with the T-shaped guide groove, and a rack is fixedly installed on the upper surface of the self-locking base;
the upper surface of the guide rail is fixedly provided with an installation frame, the installation frame is hinged with a pawl, torsion springs are fixedly installed on two sides of the pawl, one end of each torsion spring is fixedly installed on the installation frame, and the pawl is clamped with the rack to lock the moving direction of the rack;
the rack is characterized in that an air cylinder is fixedly mounted on the mounting frame, a trigger ball is fixedly mounted at the output end of the air cylinder, and the trigger ball is used for releasing the locking of the pawl to the moving direction of the rack.
Preferably, the upper surface symmetry of elevating platform is provided with the platform, just the platform can be dismantled.
(III) advantageous effects
Compared with the prior art, the invention provides a sectional type wind power tower barrel platform, which has the following beneficial effects:
1. according to the invention, the self-locking assembly is driven to be attached to the surface of the tower drum simultaneously when the self-locking assembly is attached to the tower drum by utilizing the synchronous motion of the climbing trolley and the self-locking assembly, the self-locking assembly is always attached to the surface of the tower drum along with the climbing of the climbing trolley along the surface of the tower drum, and the motion limitation of the self-locking assembly is completed by utilizing the one-way locking assembly, so that if the climbing trolley falls and risks such as falling in the climbing process, the self-locking assembly is attached to the tower drum which is conical, the self-locking assembly and the tower drum are extruded to generate a driving force in the direction far away from the tower drum, and the movement of the self-locking assembly is limited by the one-way locking assembly.
2. According to the climbing trolley, the adsorption component is arranged on the chain, the climbing motor drives the hinged shaft to rotate through the first gear and the first chain, the hinged shaft is rotatably connected with the trolley chassis and adsorbed on the tower drum, so that the hinged shaft does not interfere with the rotation of the chain, the axle is driven to rotate through the second gear and the second chain when the hinged shaft rotates, the axle is further driven to rotate through the chain wheel, the adsorption component is arranged on the chain, and when the chain wheel drives the chain to rotate, the adsorption component is synchronously driven to rotate, so that the climbing trolley integrally climbs on the tower drum.
3. According to the invention, the rubber blocks are arranged between two adjacent permanent magnets and between the permanent magnets and the inner wall of the mounting groove, and the distance from one side of the rubber block far away from the trolley chassis to the trolley chassis is larger than the distance from one side of the permanent magnet far away from the trolley chassis to the trolley chassis, so that the adsorption force is formed between the permanent magnets and the tower drum.
4. According to the climbing trolley, the driving frame drives the touch rod to move in the direction away from the central axis of the tower cylinder, the one-way self-locking assembly locks the position of the self-locking base, the touch rod presses the spring seat, the spring seat presses the pressure spring, the pressure spring deforms, and the pressure sensor performs pressure detection.
Drawings
FIG. 1 is a block diagram of the lift platform and platform assembly of the present invention;
FIG. 2 is an assembly structure view of the elevating platform and the climbing trolley of the present invention;
FIG. 3 is an assembly view of the locking assembly, the one-way locking assembly and the climbing trolley of the present invention;
figure 4 is one of the figures of the partial structure of the climbing trolley according to the invention;
FIG. 5 is a second view of the structure of the climbing trolley part of the invention;
FIG. 6 is an enlarged view taken at A of FIG. 5 in accordance with the present invention;
FIG. 7 is one of the assembly views of the locking assembly and the one-way locking assembly of the present invention;
FIG. 8 is an exploded view of the locking assembly and one-way locking assembly of the present invention;
FIG. 9 is a partial cross-sectional view of the locking assembly and one-way locking assembly mounting structure of the present invention;
fig. 10 is a second assembly structure diagram of the locking assembly and the one-way locking assembly of the present invention.
In the figure: 1. a lifting platform; 2. climbing a trolley; 201. a vehicle body; 202. a trolley chassis; 203. an axle; 204. a sprocket; 205. a chain; 206. an adsorption component; 2061. a base; 2062. a permanent magnet; 2063. a rubber block; 207. hinging a shaft; 208. a climbing motor; 209. an I-shaped guide block; 210. a guide rod; 3. a self-locking assembly; 301. a drive frame; 302. a touch bar; 303. a contact wheel; 304. a self-locking base; 305. a spring seat; 306. a pressure spring; 307. a pressure sensor; 308. t-shaped strips; 309. a synchronization slot; 4. a one-way locking assembly; 401. a guide rail; 402. a T-shaped guide groove; 403. a rack; 404. a mounting frame; 405. a pawl; 406. a torsion spring; 407. a cylinder; 408. a trigger ball; 5. a platform.
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.
As introduced by the background art, the present application provides a segmented wind tower platform in order to solve the above technical problems.
Referring to fig. 1 to 10, a sectional type wind power tower drum platform includes a lifting table 1, where climbing trolleys 2 are symmetrically arranged in an inner cavity of the lifting table 1, the climbing trolleys 2 can move along a direction perpendicular to a central axis of a tower drum to be attached to a surface of the tower drum, and the climbing trolleys 2 move along the surface of the tower drum to drive the lifting table 1 to move along the central axis of the tower drum;
the self-locking lifting platform comprises a lifting platform 1, and is characterized in that a self-locking assembly 3 and a one-way locking assembly 4 are symmetrically arranged on the lifting platform 1, the one-way locking assembly 4 is fixedly mounted on the lifting platform 1 to limit the moving direction of the self-locking assembly 3, one end of the self-locking assembly 3 is a contact end, the other end of the self-locking assembly 3 is a locking end, the contact end is in sliding connection with a climbing trolley 2, so that the contact end is always attached to the surface of a tower cylinder when the climbing trolley 2 climbs along the surface of the tower cylinder, and the contact end can only move close to the middle position of the lifting platform 1 relative to the one-way locking assembly 4 along with the climbing of the climbing trolley 2.
In practical application, the lifting platform 1 is placed at the bottom end of the tower barrel, the central axis of the lifting platform 1 is coincident with the central axis of the tower barrel, and then the climbing trolley 2 is moved towards the tower barrel until the climbing trolley 2 is attached to the surface of the tower barrel; because the tower drum is conical, the surface of the tower drum is inclined, and the climbing trolley 2 is in a vertical state (parallel to the central axis of the tower drum) below the initial state, when the climbing trolley 2 is attached to the surface of the tower drum, the climbing trolley 2 rotates to be attached to the surface of the tower drum, and when the climbing trolley 2 rotates, the collision end of the self-locking component 3 is in sliding connection with the climbing trolley 2, and the sliding direction is along the direction parallel to the central axis of the tower drum, so that when the climbing trolley 2 rotates to be attached to the surface of the tower drum, the climbing trolley 2 drives the collision end of the self-locking component 3 to approach to the surface of the tower drum, so as to keep the self-locking component 3 to move along with the rotation of the climbing trolley 2 all the time, thereby ensuring that the self-locking component 3 is always attached to the surface of the tower drum, and the unidirectional locking component 4 is in sliding fit with the self-locking component 3 along the direction perpendicular to the central axis of the tower drum, so that the self-locking component 3 can only move along the direction close to the tower drum (i.e. the middle position of the lifting platform 1 moves), thereby achieving the purpose of limiting the moving direction of the self-locking component 3;
along with the upward climbing of the climbing trolley 2 along the surface of the tower barrel, the climbing trolley 2 drives the lifting platform 1 to move upwards along the central axis direction of the tower barrel, so that the climbing trolley 2 moves relative to the lifting platform 1 along the direction close to the central axis direction of the tower barrel, so that the climbing trolley 2 is always attached to the surface of the tower barrel, and when the climbing trolley 2 approaches to the central axis direction of the tower barrel, the climbing trolley 2 drives the self-locking component 3 to synchronously approach the tower barrel, so that the self-locking component 3 is always attached to the tower barrel;
when the climbing trolley 2 loses power or the friction force between the trolley and the tower drum is reduced, the climbing trolley 2 generates downward movement drive under the action of self gravity and loaded gravity, the self-locking component 3 is always attached to the surface of the tower drum, meanwhile, the direction of the movement of the self-locking component 3 can be limited by the one-way locking component 4, the self-locking component 3 and the one-way locking component 4 are symmetrically arranged, when the climbing trolley 2 falls downwards, the self-locking component 3 is attached to the tower drum, and the tower drum is conical, so that the self-locking component 3 and the tower drum are extruded to generate drive force in the direction far away from the tower drum, the movement of the self-locking component 3 is limited by the one-way locking component 4, the self-locking component 3 is symmetrically arranged, the lifting platform 1 is locked on the tower drum by matching with the conical structure of the tower drum, and the accidental falling of the lifting platform 1 caused by the power problem and the problem of the surface combination of the tower drum is avoided.
The lifting platform 1 is of a U-shaped structure, the lifting platform 1 of the U-shaped structure is placed at the bottom of the tower barrel from the position of the gap of the lifting platform, and then the gap of the U-shaped structure is sealed through the closing plate.
According to the invention, the self-locking component 3 is driven to be attached to the surface of the tower barrel simultaneously when the self-locking component 3 is attached to the tower barrel by utilizing the synchronous motion of the climbing trolley 2 and the self-locking component 3, the self-locking component 3 is always attached to the surface of the tower barrel along with the climbing trolley 2 climbing along the surface of the tower barrel, and the motion limitation of the self-locking component 3 is completed by utilizing the unidirectional locking component 4, so that if the climbing trolley 2 falls off and other risks occur in the climbing process, the self-locking component 3 is attached to the tower barrel and the tower barrel is conical, so that the self-locking component 3 and the tower barrel are extruded to generate driving force in the direction far away from the tower barrel, and the unidirectional locking component 4 limits the movement of the self-locking component 3, therefore, the lifting platform 1 is locked on the tower barrel by utilizing the symmetrical arrangement of the unidirectional locking component 4 and the self-locking component 3 and matching with the conical structure of the tower barrel, and the lifting platform 1 is prevented from falling off due to the problem of the climbing trolley 2 and the falling of the surface of the tower barrel, and the accident caused by the high altitude falling.
Further, for the climbing trolley 2, the climbing trolley 2 includes a trolley body 201 and a trolley chassis 202, both ends of the trolley chassis 202 are rotatably connected with an axle 203, both ends of the axle 203 are fixedly connected with a sprocket 204, the sprocket 204 is engaged with a chain 205, the chain 205 is fixedly connected with a plurality of adsorption components 206, the adsorption components 206 are used for providing a ground gripping force required by climbing of the trolley body 201, and the middle of the trolley chassis 202 is hinged to the middle of one end of the inner side of the trolley body 201, so as to facilitate angle adjustment of the trolley chassis 202.
The position that dolly chassis 202 articulates on automobile body 201 needs to ensure that when dolly chassis 202 takes place to rotate, adsorption component 206 can laminate with a tower section of thick bamboo surface, and automobile body 201 can not produce the motion to adsorption component 206 and the laminating on a tower section of thick bamboo surface and interfere. In addition, it should be noted that, because the tower is tapered, the adsorption component 206 cannot completely adhere to the surface of the tower, and the climbing trolley 2 of the present invention is in relative contact with the surface of the tower. When specifically applying, adsorption component 206 can set up to the V-arrangement to reinforcing adsorption component 206 and tower section of thick bamboo surperficial laminating effect, adsorption component 206 mainly utilizes magnetic force to improve its and tower section of thick bamboo surperficial laminating dynamics with the mode of reinforcing frictional force.
In specific application, the axle 203 drives the sprocket 204 to rotate, so that the chain 205 moves to drive the adsorption component 206 to move, and the movement of the adsorption component 206 driven by the chain 205 is the same as the movement of the caterpillar track.
The middle part of the trolley chassis 202 penetrates through and is rotatably provided with the middle part of a hinge shaft 207, the hinge shaft 207 is rotatably arranged in the middle part of one end of the inner side of the trolley body 201, one end of the hinge shaft 207 is in transmission connection with a climbing motor 208 through a first gear and a first chain, and the other end of the hinge shaft 207 is in transmission connection with the axle 203 through a second gear and a second chain.
The trolley chassis 202 and the hinge shaft 207 are rotatably installed, so that the trolley chassis 202 utilizes the adsorption effect of the adsorption component 206 on a tower drum, the trolley chassis 202 can be self-adapted to the inclination angle of the tower drum, the climbing motor 208 drives the hinge shaft 207 to rotate through the first gear and the first chain, and the hinge shaft 207 is in transmission connection with the axle 203 through the second gear and the second chain, so that when the climbing motor 208 outputs power, the chain 205 can be moved, the adsorption component 206 is driven to move, and the climbing of the climbing trolley 2 on the surface of the tower drum is realized.
According to the climbing trolley, the adsorption component 206 is arranged on the chain 205, the climbing motor 208 drives the hinge shaft 207 to rotate through the first gear and the first chain, the hinge shaft 207 is rotatably connected with the trolley chassis 202, and the adsorption component 206 is adsorbed on the tower, so that interference on rotation of the chain 205 is not generated, the hinge shaft 207 drives the axle 203 to rotate through the second gear and the second chain when rotating, the axle 203 further rotates through the chain wheel 204, and the adsorption component 206 is arranged on the chain 205, and the adsorption component 206 is synchronously driven to rotate when the chain wheel 204 drives the chain 205 to rotate, so that climbing of the whole climbing trolley 2 on the tower is realized, and by means of the structural arrangement, the whole body formed by the trolley chassis 202, the chain 205 and the chain wheel 204 can change the form (namely the inclination angle) according to the inclination angle of the tower, self-adaptation of the slope of the climbing trolley 2 is realized, and the adaptation of towers with various slopes is improved.
Further, for the adsorption assembly 206, the adsorption assembly 206 includes a base 2061, the base 2061 is fixedly mounted on the chain 205, a mounting groove is formed in a side of the base 2061 away from the trolley chassis 202, a permanent magnet 2062 and a rubber block 2063 are arranged in the mounting groove, the permanent magnet 2062 is fixedly mounted in the mounting groove through a counter bore bolt, the rubber block 2063 and the permanent magnet 2062 are intermittently distributed, the rubber block 2063 is arranged between two adjacent permanent magnets 2062 and between the permanent magnet 2062 and the inner wall of the mounting groove in an interference fit manner, and a distance from a side of the rubber block 2063 away from the trolley chassis 202 to the trolley chassis 202 is greater than a distance from a side of the permanent magnet 2062 away from the trolley chassis 202 to the trolley chassis 202.
The permanent magnet 2062 used in the invention is made of rare earth permanent magnet material ferrochrome.
The permanent magnet 2062 is fixedly mounted on the base 2061 by the counter bore bolt, and the base 2061 is fixedly mounted on the chain 205, so that the permanent magnet 2062 is fixed.
Because the permanent magnet 2062 made of the rubidium-iron-boron material is formed by high-temperature sintering, the mechanical toughness of the permanent magnet 2062 is poor, and pockmarks, cracks and the like are easy to occur under the action of impact force, so that the permanent magnet 2062 needs to be prevented from being contacted with the surface of the tower, and the buffer protection is carried out on the permanent magnet 2062, the rubber blocks 2063 are arranged between two adjacent permanent magnets 2062 and between the permanent magnet 2062 and the inner wall of the installation groove, the distance from one side of the rubber block 2063 far away from the trolley chassis 202 to the trolley chassis 202 is larger than the distance from one side of the permanent magnet 2062 far away from the trolley chassis 202 to the trolley chassis 202, so that the adsorption force is formed between the permanent magnet 2062 and the tower, the permanent magnet 2062 is fixedly arranged on the base 2061 through the counter bore bolt, so that the base 2061 exerts force on the rubber blocks 2063 under the action of the adsorption force formed between the permanent magnet 2062 and the tower, the friction force between the rubber blocks 2063 and the tower is increased, the stability of the climbing trolley 2 in the climbing or descending process is improved, and the buffer protection is realized by the rubber blocks 2063, so that the permanent magnet 2062 is prevented from being damaged and the adsorption force is reduced.
Further, for the vehicle body 201, an i-shaped guide block 209 is fixedly installed at one side of the vehicle body 201, the i-shaped guide block 209 is connected with a plurality of guide rods 210 in a sliding manner, and the guide rods 210 are fixedly installed on the lifting platform 1, so that the stability of the whole climbing trolley 2 in the process of moving towards the central axis of the tower can be realized through the i-shaped guide block 209 and the guide rods 210.
Further, for the self-locking assembly 3, the self-locking assembly 3 includes a driving frame 301 and a contact rod 302, the driving frame 301 is fixedly mounted on the trolley chassis 202, one end of the contact rod 302 is rotatably mounted with a contact wheel 303, a synchronizing groove 309 is formed in the lower portion of one end of the contact rod 302 close to the contact wheel 303, and the synchronizing groove 309 is slidably connected with the driving frame 301;
the other end of the contact rod 302 is elastically connected with a self-locking base 304, and the self-locking base 304 is slidably connected with the one-way locking assembly 4;
when the multiple adsorption components 206 are attached to the surface of the tower barrel, the trolley chassis 202 rotates, and because the tower barrel is conical, and the outer diameter of the upper part of the tower barrel is smaller than that of the lower part of the tower barrel, the trolley chassis 202 rotates around the hinge shaft 207, so that the upper part of the trolley chassis 202 is close to the central axis of the tower barrel, and because the driving frame 301 is fixedly mounted on the trolley chassis 202, when the trolley chassis 202 rotates around the hinge shaft 207, the trolley chassis 202 drives the driving frame 301 to synchronously rotate around the hinge shaft 207, so that the driving frame 301 drives the touch rod 302 to be close to the central axis of the tower barrel under the action of the synchronizing groove 309, so that the touch wheel 303 is attached to the tower barrel;
in the process that conflict pole 302 removed to tower section of thick bamboo axis, conflict pole 302 drives auto-lock base 304 synchronous motion through being connected with auto-lock base 304's elastic connection to utilize one-way locking Assembly 4 to lock in real time, avoid the motion that resets of conflict pole 302, the cooperation tower section of thick bamboo shape that makes the symmetry set up plays the supporting role to whole elevating platform 1.
Further, for the self-locking base 304, a cavity is formed at one end of the self-locking base 304, one end of the contact rod 302 extends into the cavity and is fixedly connected with a spring seat 305, the spring seat 305 is slidably connected with the cavity, a pressure spring 306 is fixedly mounted on one side of the spring seat 305, one end of the pressure spring 306 is fixedly mounted on a pressure sensor 307, the pressure sensor 307 is fixedly mounted on one side of the cavity, and when the pressure spring 306 is not deformed, one side of the spring seat 305 close to the contact rod 302 is attached to one end of the cavity far away from the pressure sensor 307;
therefore, in the climbing process, the climbing trolley 2 climbs along the surface of the tower cylinder under the normal condition, the pressure sensor 307 has no indication display, when the climbing trolley 2 passes through the protrusion, the movement far away from the central axis of the tower cylinder is generated (similar to the trolley climbing over roadblocks), therefore, the climbing trolley 2 drives the touch rod 302 to move towards the direction far away from the central axis of the tower cylinder through the driving frame 301, because the one-way locking component 4 locks the position of the self-locking base 304, the touch rod 302 extrudes the spring seat 305, the spring seat 305 extrudes the pressure spring 306, the pressure spring 306 deforms, the pressure sensor 307 carries out pressure detection, the indication detection of the pressure sensor 307 forms a waveform diagram, the position where the indication changes is judged by using the waveform diagram, the purpose of detecting the deformation of the surface of the tower cylinder is achieved, and the later-stage overhaul and maintenance are facilitated.
Further, for the above one-way locking assembly 4, the one-way locking assembly 4 includes a guide rail 401, the guide rail 401 is fixedly mounted on the lifting platform 1, a T-shaped guide slot 402 is formed on an upper surface of the guide rail 401, a T-shaped strip 308 is formed on a lower surface of the self-locking base 304, and the T-shaped strip 308 is in sliding fit with the T-shaped guide slot 402;
the sliding fit of the T-shaped bar 308 and the T-shaped guide slot 402 provides a limiting guide for the sliding of the self-locking base 304.
A rack 403 is fixedly arranged on the upper surface of the self-locking base 304;
an installation frame 404 is fixedly installed on the upper surface of the guide rail 401, a pawl 405 is hinged to the installation frame 404, torsion springs 406 are fixedly installed on two sides of the pawl 405, one end of each torsion spring 406 is fixedly installed on the installation frame 404, and the pawl 405 is clamped with the rack 403 to lock the moving direction of the rack 403;
an air cylinder 407 is fixedly mounted on the mounting frame 404, a trigger ball 408 is fixedly mounted at an output end of the air cylinder 407, and the trigger ball 408 is used for releasing the locking of the pawl 405 to the moving direction of the rack 403.
Because the rack 403 is fixedly installed on the upper surface of the self-locking base 304, and the rack 403 is matched with the pawl 405 for clamping connection of the rack 403 and the pawl 405, when the touch rod 302 drives the self-locking base 304 to move towards the central axis of the tower, the self-locking base 304 drives the rack 403 to extrude the pawl 405 under the sliding fit action of the T-shaped strip 308 and the T-shaped guide slot 402, and continuously passes through the pawl 405, and the pawl 405 is always attached to the rack 403 by using the torsion spring 406 connected with the pawl 405 to limit the moving direction of the rack 403, so that the position locking of the self-locking base 304 and the touch rod 302 is realized.
When the climbing trolley 2 climbs downwards, namely the climbing motor 208 rotates reversely, when the controller detects that the climbing motor 208 rotates reversely, the controller sends a signal to the air cylinder 407 to output the signal to drive the trigger ball 408 to move, so as to press the pawl 405, so that the pawl 405 rotates to release the unidirectional locking of the rack 403, and further the self-locking base 304 is reset, namely the reset of the touch rod 302 is facilitated.
When the climbing trolley 2 climbs downwards, the climbing speed is related to the rotating speed of the climbing motor 208, and if the climbing trolley 2 climbs downwards, the adsorption force between the climbing trolley 2 and the tower barrel disappears or is insufficient, the falling speed of the tower barrel is gradually increased due to the gravity acceleration of the tower barrel;
therefore, when the controller detects that the descending speed of the climbing trolley is greater than the rotating speed of the climbing motor 208 in the reverse rotation, the suction force between the climbing trolley 2 and the tower is lost or insufficient, at the moment, the controller sends a signal to the air cylinder 407 to reset the air cylinder, so that the trigger ball 408 is driven to be separated from the pawl 405, the pawl 405 is quickly reset under the torque action of the torsion spring 406, the pawl 405 is attached to the rack 403 again to limit the moving direction of the rack 403, the position locking of the self-locking base 304 and the collision rod 302 is further realized, and the collision rod 302 is matched with the conical structure of the tower to lock the position of the climbing trolley.
Further, for the above lifting platform 1, the platform 5 is symmetrically arranged on the upper surface of the lifting platform 1, the platform 5 is detachable, and the platform 5 is mainly used for carrying people or objects and is fixedly mounted on the upper surface of the lifting platform 1 by bolts.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a sectional type wind power tower cylinder platform, includes elevating platform (1), its characterized in that: climbing trolleys (2) are symmetrically arranged in the inner cavity of the lifting platform (1), the climbing trolleys (2) can move along the direction perpendicular to the central axis of the tower drum to be attached to the surface of the tower drum, and the climbing trolleys (2) move along the surface of the tower drum to drive the lifting platform (1) to move along the central axis of the tower drum;
the self-locking lifting platform is characterized in that a self-locking assembly (3) and a one-way locking assembly (4) are symmetrically arranged on the lifting platform (1), the one-way locking assembly (4) is fixedly installed on the lifting platform (1) to limit the moving direction of the self-locking assembly (3), one end of the self-locking assembly (3) is a contact end, the other end of the self-locking assembly is a locking end, the contact end is in sliding connection with the climbing trolley (2), so that the contact end is always attached to the surface of a tower barrel when the climbing trolley (2) climbs along the surface of the tower barrel, and the contact end can only move along the direction close to the middle position of the lifting platform (1) relative to the one-way locking assembly (4) along with the climbing of the climbing trolley (2).
2. The segmented wind tower platform according to claim 1, wherein: the climbing trolley (2) comprises a trolley body (201) and a trolley chassis (202), wherein two ends of the trolley chassis (202) are rotatably connected with an axle (203), two ends of the axle (203) are fixedly connected with chain wheels (204), the chain wheels (204) are meshed with chains (205), a plurality of adsorption components (206) are fixedly connected onto the chains (205), the adsorption components (206) are used for providing ground grabbing force required by climbing of the trolley body (201), and the middle part of the trolley chassis (202) is hinged to the middle part of one end of the inner side of the trolley body (201) so as to facilitate angle adjustment of the trolley chassis (202).
3. The segmented wind tower platform according to claim 2, wherein: the adsorption component (206) comprises a base (2061), the base (2061) is fixedly mounted on a chain (205), a mounting groove is formed in one side, away from the trolley chassis (202), of the base (2061), permanent magnets (2062) and rubber blocks (2063) are arranged in the mounting groove, the permanent magnets (2062) are fixedly mounted in the mounting groove through counter bore bolts, the rubber blocks (2063) and the permanent magnets (2062) are distributed intermittently, the rubber blocks (2063) are arranged between every two adjacent permanent magnets (2062) and between the permanent magnets (2062) and the inner wall of the mounting groove in an interference fit mode, and the distance from one side, away from the trolley chassis (202), of each rubber block (2063) to the trolley chassis (202) is larger than the distance from one side, away from the trolley chassis (202), of each permanent magnet (2062) to the trolley chassis (202).
4. The segmented wind tower platform according to claim 3, wherein: the middle of the trolley chassis (202) penetrates through and is rotatably provided with the middle of a hinge shaft (207), the hinge shaft (207) is rotatably arranged in the middle of one end of the inner side of the trolley body (201), one end of the hinge shaft (207) is in transmission connection with a climbing motor (208) through a first gear and a first chain, and the other end of the hinge shaft is in transmission connection with the trolley axle (203) through a second gear and a second chain.
5. The segmented wind tower platform according to claim 2, wherein: one side fixed mounting of automobile body (201) has I-shaped guide block (209), I-shaped guide block (209) sliding connection has a plurality of guide bars (210), guide bar (210) fixed mounting be in on elevating platform (1).
6. The segmented wind tower platform according to claim 1, wherein: the self-locking assembly (3) comprises a driving frame (301) and a contact rod (302), the driving frame (301) is fixedly installed on a trolley chassis (202), a contact wheel (303) is rotatably installed at one end of the contact rod (302), a synchronous groove (309) is formed in the lower portion of one end, close to the contact wheel (303), of the contact rod (302), and the synchronous groove (309) is in sliding connection with the driving frame (301);
the other end of the touch rod (302) is elastically connected with a self-locking base (304), and the self-locking base (304) is connected with the one-way locking assembly (4) in a sliding mode.
7. The segmented wind tower platform according to claim 6, wherein: the one end of auto-lock base (304) has seted up the cavity, just the one end of conflict pole (302) extends to in the cavity and fixedly connected with spring holder (305), spring holder (305) with cavity sliding connection, just one side fixed mounting of spring holder (305) has pressure spring (306), the one end fixed mounting of pressure spring (306) is on pressure sensor (307), pressure sensor (307) fixed mounting in one side of cavity, just when pressure spring (306) do not take place deformation, spring holder (305) are close to one side of conflict pole (302) with the cavity is kept away from the one end laminating of pressure sensor (307).
8. The segmented wind tower platform according to claim 7, wherein: the one-way locking assembly (4) comprises a guide rail (401), the guide rail (401) is fixedly mounted on the lifting platform (1), a T-shaped guide groove (402) is formed in the upper surface of the guide rail (401), a T-shaped strip (308) is formed in the lower surface of the self-locking base (304), the T-shaped strip (308) is in sliding fit with the T-shaped guide groove (402), and a rack (403) is fixedly mounted on the upper surface of the self-locking base (304);
a mounting rack (404) is fixedly mounted on the upper surface of the guide rail (401), a pawl (405) is hinged to the mounting rack (404), torsion springs (406) are fixedly mounted on two sides of the pawl (405), one end of each torsion spring (406) is fixedly mounted on the mounting rack (404), and the pawl (405) is clamped with the rack (403) to lock the moving direction of the rack (403);
the mounting bracket (404) is fixedly provided with an air cylinder (407), the output end of the air cylinder (407) is fixedly provided with a trigger ball (408), and the trigger ball (408) is used for releasing the locking of the pawl (405) to the moving direction of the rack (403).
9. The segmented wind tower platform according to claim 1, wherein: the upper surface symmetry of elevating platform (1) is provided with platform (5), just platform (5) can be dismantled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211197038.3A CN115321446B (en) | 2022-09-29 | 2022-09-29 | Sectional type wind power tower cylinder platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211197038.3A CN115321446B (en) | 2022-09-29 | 2022-09-29 | Sectional type wind power tower cylinder platform |
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| Publication Number | Publication Date |
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| CN115321446A true CN115321446A (en) | 2022-11-11 |
| CN115321446B CN115321446B (en) | 2022-12-16 |
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| CN202211197038.3A Active CN115321446B (en) | 2022-09-29 | 2022-09-29 | Sectional type wind power tower cylinder platform |
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|---|---|---|---|---|
| CN102126689A (en) * | 2010-12-30 | 2011-07-20 | 广东力特工程机械有限公司 | Automatic climbing machine for wind driven generator tower |
| CN103603774A (en) * | 2013-11-18 | 2014-02-26 | 长春理工大学 | Wind power self-lifting system |
| CN105858554A (en) * | 2016-06-03 | 2016-08-17 | 江苏科技大学 | Self-lifting platform used for maintaining wind power tower tube outer wall |
| CN108675230A (en) * | 2018-07-19 | 2018-10-19 | 温州市人民医院 | A kind of wheelchair is with hanging a liter transfer device |
| CN108996439A (en) * | 2018-07-23 | 2018-12-14 | 杨定娟 | A kind of wind-power tower vertical lift constructing device |
| CN113565707A (en) * | 2021-08-11 | 2021-10-29 | 南京中科特检机器人有限公司 | Wind power tower barrel maintenance platform |
-
2022
- 2022-09-29 CN CN202211197038.3A patent/CN115321446B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102126689A (en) * | 2010-12-30 | 2011-07-20 | 广东力特工程机械有限公司 | Automatic climbing machine for wind driven generator tower |
| CN103603774A (en) * | 2013-11-18 | 2014-02-26 | 长春理工大学 | Wind power self-lifting system |
| CN105858554A (en) * | 2016-06-03 | 2016-08-17 | 江苏科技大学 | Self-lifting platform used for maintaining wind power tower tube outer wall |
| CN108675230A (en) * | 2018-07-19 | 2018-10-19 | 温州市人民医院 | A kind of wheelchair is with hanging a liter transfer device |
| CN108996439A (en) * | 2018-07-23 | 2018-12-14 | 杨定娟 | A kind of wind-power tower vertical lift constructing device |
| CN113565707A (en) * | 2021-08-11 | 2021-10-29 | 南京中科特检机器人有限公司 | Wind power tower barrel maintenance platform |
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| Publication number | Publication date |
|---|---|
| CN115321446B (en) | 2022-12-16 |
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