CN212269268U - Self-climbing wind power maintenance crane - Google Patents
Self-climbing wind power maintenance crane Download PDFInfo
- Publication number
- CN212269268U CN212269268U CN201922025401.3U CN201922025401U CN212269268U CN 212269268 U CN212269268 U CN 212269268U CN 201922025401 U CN201922025401 U CN 201922025401U CN 212269268 U CN212269268 U CN 212269268U
- Authority
- CN
- China
- Prior art keywords
- climbing
- arm
- self
- embracing
- telescopic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model discloses a hoist is maintained to formula wind-powered electricity generation from climbing belongs to hoisting equipment's technical field, include: from climbing device and hoisting device, be equipped with hydraulic winch on climbing the device certainly, hoisting device includes: climbing mechanism and hoist body, climbing mechanism locates the below from climbing the device, on climbing mechanism's lateral wall was located to the hoist body, from climbing the device and being used for climbing along the pylon and reacing predetermined operating position, and stabilize and adhere to on the pylon, hydraulic winch is used for pulling climbing mechanism and goes up and down along the pylon, drive the hoist body simultaneously and go up and down along the pylon, climbing mechanism is used for pulling climbing along the pylon at the hoist body internal traction in-process, and stabilize and adhere to on the pylon when the hoist body reachs the operation position. The utility model discloses the climbing is steady high-efficient, the good reliability, and the equipment size is less, and it is little influenced by weather, installs and removes the convenience, and the transition is quick, effectively reduces the cost that wind-powered electricity generation maintained the operation, raises the efficiency and the income.
Description
Technical Field
The utility model relates to a hoisting equipment's technical field especially relates to a hoist is maintained to formula wind-powered electricity generation from climbing.
Background
Currently, the wind power industry is increasing at a high speed, wind power equipment is continuously developing towards a high-power and high-tower barrel, and a wind power plant is mostly in areas such as mountains, gobi, wilderness, inshore and shallow sea with traffic inconvenience and severe environment, so that the requirements on equipment for installation and maintenance of a fan are higher and higher, the operation difficulty is higher and higher, and the hoisting cost is greatly increased.
The quality guarantee period of the fan is generally 5 years, the fan installed in the explosive growth period is basically all out of the quality guarantee period, the early design and manufacturing technical level is not high, and the failure rate of the unit is higher after running for several years.
At present, when a wind field is overhauled and maintained, large-scale equipment such as a crawler crane, an all-terrain crane, a marine crane ship or a self-elevating operation platform with large lifting capacity and high lifting height used in wind power installation is still generally adopted for construction, and the problem of small size is solved. These main equipments purchase or lease expense are high, if only maintain a small amount of fans then with high costs, often wait until the fan of damage reaches certain quantity just maintain concentratedly, this has caused huge abandon wind loss, simultaneously because the fan can not get timely maintenance and have the potential safety hazard, in addition these main equipments because the size is big, the tower bottom holding surface is big to the high of top of the tower, easily receives bad weather influences such as strong wind, the transition is slower, maintenance efficiency is low. The wind power maintenance hoisting equipment with small size, strong adaptability and low cost is urgently needed in the wind power operation and maintenance industry.
In view of the above, a self-climbing crane appears in the art, such as CN105271010, and such a crane is generally provided with an upper arm and a lower arm capable of holding a tower, and the arm is moved in steps along the length direction of the tower by using the expansion and contraction of a cylinder arranged between the upper arm and the lower arm.
This kind of from climbing hoist's problem lies in, climb from climbing device and hoisting apparatus simultaneously during the climbing, lead to climbing the device load too big and effective lifting capacity is limited, and the flexible alternate step change motion of hydro-cylinder that its adopted belongs to intermittent motion, the impact that the hydro-cylinder opened and shut when reducing the step change, the hydro-cylinder is flexible speed slow, climbing efficiency is lower, its self-adaptation armful arm structure and action are all more complicated, armful arm tightens up the hydro-cylinder and only leans on the hydraulic pressure lock to lock, if leak in hydraulic pressure lock inefficacy or the pneumatic cylinder and all have the risk that makes armful arm loosen, climbing efficiency is lower, the reliability is lower.
SUMMERY OF THE UTILITY MODEL
The self-climbing crane has the advantages that the problem of the existing self-climbing crane is solved, the self-climbing wind power maintenance crane is provided, climbing is stable and efficient, reliability is good, the size of equipment is small, weather influence is small, assembly and disassembly are convenient, transition is fast, cost of wind power maintenance operation is effectively reduced, and efficiency and income are improved.
The specific technical scheme is as follows:
a self-climbing wind power maintenance crane comprising: from climbing device and hoisting device, be equipped with hydraulic winch on climbing the device certainly, hoisting device includes: the climbing mechanism is arranged below the self-climbing device, the crane body is arranged on the side wall of the climbing mechanism, the self-climbing device is used for climbing along a tower column to reach a preset working position and being firmly attached to the tower column, the hydraulic winch is used for drawing the climbing mechanism to ascend and descend along the tower column and simultaneously driving the crane body to ascend and descend along the tower column, and the climbing mechanism is used for climbing along the tower column in the process that the crane body is drawn to climb and is firmly attached to the tower column when the crane body reaches an operation position.
Foretell climbing formula wind-powered electricity generation maintenance crane, wherein, climbing device includes:
the first arm-embracing component is arranged on the outer wall of the tower column and is used for adapting to the range change of the diameter of the tower column;
the plurality of driving wheel assemblies are arranged on the first arm-embracing assembly and are used for driving the self-climbing device to climb along the outer wall of the tower column, and the first arm-embracing assembly is used for providing pressing force capable of generating friction force required by climbing motion for the driving wheel assemblies;
and the clamping assemblies are arranged on the first arm-embracing assembly, and the clamping assemblies are used for clamping the outer wall of the tower column when the self-climbing device is at the preset working position.
The self-climbing wind power maintenance crane comprises:
the two second arm-embracing components are arranged on the outer wall of the tower column and are used for adapting to the range change of the diameter of the tower column;
the upper end and the lower end of each of the two connecting beams are fixedly connected with two sides of the two second arm-embracing assemblies respectively;
the plurality of telescopic wheel assemblies are respectively arranged on the two second arm-embracing assemblies and are used for being matched with the outer wall of the tower column in a rolling manner in the process that the hoisting device is dragged to climb;
and the plurality of embracing claws are respectively arranged on the two second embracing arm components, and the plurality of embracing claws are used for embracing the outer wall of the tower column through the contraction of the two second embracing arm components when the hoisting device reaches the operation position.
Foretell climb formula wind-powered electricity generation and maintain hoist certainly, wherein, first armful arm subassembly and each the arm subassembly is embraced to the second all includes: a plurality of four corner case of a plurality of flexible arm, it is a plurality of flexible arm and a plurality of corner case interval sets up, and connects gradually and form annular frame.
Foretell climbing formula wind power maintenance hoist, wherein, each flexible arm all includes:
one end of each of the two first arms is detachably connected with the two adjacent corner boxes respectively;
one ends of the two second arms are respectively movably connected with the other ends of the two first arms, and the other ends of the two second arms are fixedly connected;
the two telescopic oil cylinders are respectively arranged in the two second arms, one ends of the two telescopic oil cylinders are respectively fixedly connected with the other ends of the two second arms, and the other ends of the two telescopic oil cylinders respectively extend into the other ends of the two first arms and are respectively fixedly connected with the two first arms.
Foretell climbing formula wind-powered electricity generation and maintaining hoist, wherein, each flexible wheel subassembly all includes:
the telescopic rod is arranged on the holding claw or the second holding arm component;
the hydraulic cylinder is arranged in the telescopic rod and used for driving the telescopic rod to extend and retract;
the guide wheels are rotatably connected with the end parts of the telescopic rods and are used for being matched with the outer wall of the tower column in a rolling mode.
The self-climbing wind power maintenance crane is characterized in that the crane body is fixedly connected with the second arm holding assembly through a bracket, the upper end and the lower end of the bracket are fixedly connected with the side wall of the second arm holding assembly respectively, and the crane body is arranged on the bracket.
Foretell climbing formula wind power maintenance crane, wherein, the crane body includes:
the rotary table is rotatably connected with the upper end of the bracket;
the lower end of the telescopic arm support is fixedly connected with the rotary table, and the upper end of the telescopic arm support is provided with a lifting appliance mechanism;
the lower end of the luffing mechanism is fixedly connected with the rotary table, the upper end of the luffing mechanism is fixedly connected with the telescopic boom, and the luffing mechanism is used for realizing luffing motion of the telescopic boom;
the two hoisting mechanisms are arranged on the rotary table and symmetrically positioned on two sides of the telescopic arm support, and are in transmission connection with the lifting mechanism, and the two hoisting mechanisms are used for realizing the lifting motion of the lifting mechanism and realizing the balance of the lifting mechanism during the lifting motion.
Foretell climbing formula wind-powered electricity generation maintains hoist, wherein, each the initiative wheel subassembly all includes:
the frame is fixedly connected with the first arm-embracing component;
the two driving mechanisms are arranged on the frame;
and the two wheels are in transmission connection with the two driving mechanisms respectively.
Foretell climbing formula wind-powered electricity generation and maintaining hoist, wherein, each the centre gripping subassembly all includes:
the support is fixedly connected with the first arm-embracing component;
the middle part of the balance beam is rotationally connected with the support;
one ends of the two clamping oil cylinders are respectively and fixedly connected with two ends of the balance beam;
and the two clamping blocks are respectively and fixedly connected with the other ends of the two clamping oil cylinders.
Foretell climb formula wind-powered electricity generation and maintain hoist, wherein, first armful arm subassembly still includes:
the guide rollers are arranged on the outer wall of the first arm-embracing component at equal intervals along the periphery of the first arm-embracing component;
the two hydraulic winding wheels are arranged on the outer wall of the first arm-embracing component and are positioned between any two adjacent guide rollers;
and each rope is in transmission connection with the four guide rollers and the two hydraulic winding wheels.
Compared with the prior art, the technical scheme has the positive effects that:
the utility model discloses a from two detached moving parts of climbing device and hoisting apparatus, be used for along the pylon roll climb to the top of the tower from climbing device, recycle the hydraulic winch that sets up on it and go up and down hoisting apparatus to the operation position, hoisting apparatus is used for the quilt hydraulic winch promotes after the operation position, maintains the hoist and mount operation. The utility model discloses an equipment size is less, and each moving part's dead weight is all lighter, and the steady high efficiency of climbing motion, the reliability is high, and but adaptive tower section of thick bamboo diameter variation range is big, and strong adaptability hangs the operation attached to the top of the tower, and stability is better, receives bad weather influences such as strong wind little, and the dismouting is changeed conveniently, can effectively reduce land and marine wind power equipment maintenance cost, improvement maintenance efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of a self-climbing wind power maintenance crane of the present invention;
fig. 2 is a schematic diagram of a state of a hoisting device pulled by a self-climbing device in the self-climbing wind power maintenance crane of the present invention;
fig. 3 is a schematic structural diagram of a hoisting device in the self-climbing wind power maintenance crane of the present invention;
fig. 4 is a schematic structural diagram of a first embodiment and a second arm embracing assembly of a self-climbing wind power maintenance crane according to the present invention;
fig. 5 is a schematic structural diagram of the driving wheel assembly in the self-climbing wind power maintenance crane of the present invention;
fig. 6 is a schematic structural view of a clamping assembly in the self-climbing wind power maintenance crane of the present invention;
fig. 7 is a schematic structural view of a retractable wheel assembly in the self-climbing wind power maintenance crane of the present invention;
fig. 8 is a schematic structural diagram of a second embodiment of a first arm-embracing assembly in the self-climbing wind power maintenance crane of the present invention;
in the drawings: 1. a self-climbing device; 2. a hoisting device; 3. a hydraulic winch; 4. a climbing mechanism; 5. a crane body; 6. a tower column; 7. a bracket; 11. a first arm-embracing component; 12. an active wheel assembly; 121. a frame; 122. a drive mechanism; 123. a wheel; 13. a clamping assembly; 131. a support; 132. a balance beam; 133. clamping the oil cylinder; 134. a clamping block; 17. a guide roller; 18. a hydraulic reel; 19. a rope; 31. a telescopic arm; 311. a first arm; 312. a second arm; 313. a telescopic oil cylinder; 32. a corner box; 41. a second arm-embracing component; 42. a connecting beam; 43. a retractable wheel assembly; 431. a telescopic rod; 432. a guide wheel; 44. embracing a claw; 51. a turntable; 52. a telescopic arm support; 53. a luffing mechanism; 54. a hoisting mechanism; 55. a spreader mechanism.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
The first embodiment:
FIG. 1 is a schematic view of the overall structure of a self-climbing wind power maintenance crane of the present invention, FIG. 2 is a schematic view of the state of a traction lifting device of a self-climbing device in a self-climbing wind power maintenance crane of the present invention, FIG. 3 is a schematic view of the structure of a lifting device in a self-climbing wind power maintenance crane of the present invention, FIG. 4 is a schematic view of the structure of a first and a second arm-clasping assemblies of a first arm-clasping assembly in a self-climbing wind power maintenance crane of the present invention, FIG. 5 is a schematic view of the structure of an active wheel assembly in a self-climbing wind power maintenance crane of the present invention, FIG. 6 is a schematic view of the structure of a clamping assembly in a self-climbing wind power maintenance crane of the present invention, FIG. 7 is a schematic view of the structure of a retractable wheel assembly in a self-climbing wind power maintenance crane of the present invention, and FIGS. 1 to 7 show a self-climbing wind power maintenance crane of a preferred embodiment, the method comprises the following steps: from climbing device 1 and hoisting device 2, set up hydraulic winch 3 on climbing the device certainly, hoisting device 2 includes: climbing mechanism 4 and crane body 5, climbing mechanism 4 is located from climbing device 1's below, crane body 5 is located on climbing mechanism 4's the lateral wall, from climbing device 1 is used for climbing along the pylon 6 and reachs predetermined operating position, and stabilize and adhere to on the pylon 6, hydraulic winch 3 is used for pulling climbing mechanism 4 and goes up and down along the pylon 6, drive crane body 5 and go up and down along the pylon 6 simultaneously, climbing mechanism 4 is used for being pulled at crane body 5 and climbs the in-process along the pylon 6, and stabilize and adhere to on the pylon 6 when crane body 5 reachs the operation position.
Preferably, the hydraulic winch 3 is fixedly connected with the climbing mechanism 4 through a rope, and the hydraulic winch 3 is in transmission connection with the climbing mechanism 4.
Further, as a preferred embodiment, the self-climbing apparatus 1 includes: a first armful of arm subassembly 11, a plurality of initiative wheel subassembly 12 and a plurality of centre gripping subassembly 13, first armful of arm subassembly 11 is located on the outer wall of pylon 6, first armful of arm subassembly 11 is used for adapting to the range change of the diameter of pylon 6, a plurality of initiative wheel subassemblies 12 are all located on the inner wall of first armful of arm subassembly 11, a plurality of initiative wheel subassemblies 12 are used for driving from climbing device 1 and climb along the outer wall of pylon 6, and first armful of arm subassembly 11 is used for providing the packing force that can produce the required frictional force of climbing motion for initiative wheel subassembly 12, a plurality of centre gripping subassemblies 13 are all located on the inner wall of first armful of arm subassembly 11, a plurality of centre gripping subassemblies 13 are used for the outer wall of tight pylon 6 of self-climbing device 1 when predetermined operating position.
Preferably, the first boom assembly 11 is adapted to change the diameter range of the tower 6 under the cooperative telescoping action of the telescoping cylinder 313.
Preferably, the first arm-embracing assembly 11 is provided with a pressure sensor, a displacement sensor and an inclination angle sensor.
Further, as a preferred embodiment, climbing mechanism 4 comprises: two second embrace arm subassembly 41, two at least tie-beams 42, a plurality of flexible wheel subassembly 43 and a plurality of claws 44 of embracing, two second embrace arm subassembly 41 all locates on the outer wall of pylon 6, two second embrace arm subassembly 41 all is used for adapting to the range change of the diameter of pylon 6, the both sides of two second embrace arm subassembly 41 of fixed connection respectively at the upper and lower both ends of two tie-beams 42, a plurality of flexible wheel subassemblies 43 are located respectively on the inner wall of two second embrace arm subassembly 41, a plurality of flexible wheel subassemblies 43 are used for being drawn the climbing in-process and the outer wall roll fit of pylon 6 at hoisting apparatus 2, a plurality of claws 44 of embracing are located respectively on the inner wall of two second embrace arm subassembly 41, a plurality of claws 44 are used for embracing the shrink of arm subassembly 41 through two second when hoisting apparatus 2 reachs the operation position, embrace the outer wall of pylon 6 tightly.
Preferably, the clasps 44 are used to clasp the tower 6 after the retractable wheel assembly 43 is retracted, reducing the contact pressure.
Preferably, the upper end and the lower end of one connecting beam 42 are respectively and fixedly connected to one side of one second arm embracing component 41 and one side of the other second arm embracing component 41, and the upper end and the lower end of the other connecting beam 42 are respectively and fixedly connected to the other side of the one second arm embracing component 42 and the other side of the other second arm embracing component 42.
The above is merely an example of the preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The utility model discloses still have following embodiment on above-mentioned basis:
in a further embodiment of the present invention, please continue to refer to fig. 1 to 7, the first arm component 11 and each second arm component 12 include: a plurality of flexible arms 31 and a plurality of corner case 32, a plurality of flexible arms 31 and a plurality of corner case 32 interval set up, and connect gradually and form annular frame.
Preferably, the first arm embracing assembly 11 and the second arm embracing assembly 41 have the same structure and principle.
Preferably, the first arm embracing assembly 11 and each second arm embracing assembly 41 each include: four telescopic boom 31 and four corner case 32, four telescopic boom 31 and four corner case 32 interval set up, and connect gradually and form square frame.
In a further embodiment of the present invention, each telescopic arm 31 includes: the two first arms 311, the two second arms 312 and the two telescopic oil cylinders 313, wherein one end of each of the two first arms 311 is detachably connected with the two adjacent corner boxes 32, one end of each of the two second arms 312 is movably connected with the other end of each of the two first arms 311, the other ends of the two second arms 312 are fixedly connected, the two telescopic oil cylinders 313 are arranged in the two second arms 312, one ends of the two telescopic oil cylinders 313 are fixedly connected with the other ends of the two second arms 312, and the other ends of the two telescopic oil cylinders 313 extend into the other ends of the two first arms 311 and are fixedly connected with the two first arms 311.
Preferably, one ends of the two second arms 312 are slidably or rollably connected to the other ends of the two first arms 311, respectively.
Preferably, each telescopic arm further comprises: the mechanical locking device can adopt a mechanical locking device which is arranged in a hydraulic cylinder, and also can adopt a wedge block mechanism or a gear rack and other locking mechanisms which act between the first arm and the second arm.
Preferably, each telescopic arm further comprises: and the two hydraulic locking devices are respectively arranged in oil paths of the two telescopic oil cylinders 313 and are balance valves or hydraulic locks.
In a further embodiment of the present invention, each retractable wheel assembly 43 comprises: the telescopic rod 431 is arranged on the embracing claw 44 or the inner wall of the second embracing arm assembly 41, the hydraulic cylinder is arranged in the telescopic rod 431 and is used for driving the telescopic rod 431 to expand and contract, the guide wheel 432 is rotatably connected with the end part of the telescopic rod 431, and the guide wheel 432 is used for being matched with the outer wall of the tower column 6 in a rolling manner.
Preferably, the guide wheels 432 are made of polyurethane or rubber, and further, the material of the contact part of the guide wheels 432 and the outer wall of the tower 6 is made of polyurethane or rubber.
The utility model discloses a in the further embodiment, crane body 5 embraces arm component 41 fixed connection through bracket 7 and two seconds, and the upper and lower both ends of bracket 7 embrace arm component 41's lateral wall fixed connection with two seconds respectively, and crane body 5 is located on bracket 7.
Preferably, the carriage 7 is used to support a crane body.
In a further embodiment of the present invention, the crane body 5 includes: the lifting device comprises a rotary table 51, a telescopic arm support 52, a luffing mechanism 53 and two lifting mechanisms 54, wherein the rotary table 51 is rotatably connected with the upper end of a bracket 7, the lower end of the telescopic arm support 52 is fixedly connected with the rotary table 51, the upper end of the telescopic arm support 52 is provided with a lifting appliance mechanism 55, the lower end of the luffing mechanism 53 is fixedly connected with the rotary table 51, the upper end of the luffing mechanism 53 is fixedly connected with the telescopic arm support 52, the luffing mechanism 53 is used for realizing the luffing motion of the telescopic arm support 52, the two lifting mechanisms 54 are both arranged on the rotary table 51, the two lifting mechanisms 54 are symmetrically positioned on both sides of the telescopic arm support 52, the two lifting mechanisms 54 are both in transmission connection with the lifting appliance mechanism 55, and the two lifting mechanisms 54 are both used for realizing the lifting motion.
Preferably, the crane body 5 is used for realizing rotation, amplitude variation and lifting movement required for hoisting operation.
Preferably, the turntable 51 is driven by a hydraulic motor.
In a further embodiment of the present invention, each active wheel assembly 12 includes: the frame 121 is fixedly connected with the inner wall of the first arm-embracing component 11, the two driving mechanisms 122 are arranged on the frame 121, and the two wheels 123 are respectively in transmission connection with the two driving mechanisms 122.
Preferably, the wheels are solid tires and the drive mechanism 122 is a hydraulic motor or a reduction motor with brakes and a speed sensor.
In a further embodiment of the present invention, each clamping assembly 13 comprises: the support 131 is fixedly connected with the inner wall of the first arm embracing assembly 11, the middle of the balance beam 132 is rotatably connected with the support 131, one end of each of the two clamping cylinders 133 is fixedly connected with two ends of the balance beam 132, and the other end of each of the two clamping cylinders 133 is fixedly connected with the corresponding clamping block 134.
Preferably, the plurality of driving wheel assemblies 12 and the plurality of clamping assemblies 13 are fixedly connected with the four-corner box 32 or the four telescopic arms 31 respectively.
Preferably, the plurality of active wheel assemblies 12 are four active wheel assemblies 12, and the four active wheel assemblies 12 are fixedly connected with a four-corner box 32 or a four-telescopic arm 31 respectively.
Preferably, the plurality of clamping assemblies 13 are eight clamping assemblies 13, the eight clamping assemblies 13 are respectively and fixedly connected with the four-corner box 32 or the four telescopic arms 31, and every two clamping assemblies 13 are respectively located at two sides of one driving wheel assembly 12.
Preferably, a front end flange of the clamping cylinder 133 is connected to the balance beam 132, and a piston rod of the clamping cylinder 133 is connected to the clamping block 134.
Preferably, the driving wheel assembly 12 and the clamping assembly 13 are connected with the telescopic arm 31 and the corner box 32 of the self-climbing device 1, so that the tension of the telescopic cylinder 313 is small, namely if the pressing force required by each corner is F, the tension of the telescopic cylinder 313 is 0.707F.
Second embodiment:
fig. 8 is the utility model relates to a from structural schematic of climbing formula wind-powered electricity generation and maintaining the second embodiment of first armful of arm subassembly in hoist, as shown in fig. 8, the second embodiment is the same with the major structure of first embodiment, and the difference lies in: the first arm module 11 further includes: a plurality of guide idler wheels 17, two hydraulic pressure winding wheels 18 and two at least ropes 19, the outer wall of first armful arm subassembly 11 is all located to a plurality of guide idler wheels 17, a plurality of guide idler wheels 17 are the equidistant setting along the periphery of first armful arm subassembly 11, the outer wall of first armful arm subassembly 11 is all located to two hydraulic pressure winding wheels 18, two hydraulic pressure winding wheels 18 all are located between arbitrary double-phase adjacent guide idler wheel 17, each rope 19 is connected with four guide idler wheels 17, two hydraulic pressure winding wheels 18 transmission respectively. Preferably, the hydraulic reel 18 is provided with a brake.
Preferably, the cord 19 is a flexible cord.
Preferably, the four guide rollers 17 are arranged at equal intervals along the periphery of the first arm embracing assembly 11.
Preferably, the service life of the arm-embracing component can be prolonged by two or more ropes, and the two or more ropes are arranged in parallel.
The utility model discloses tighten up the rope 19 that winds on four leading wheel 17 of the periphery of embracing arm subassembly 1 with hydraulic pressure reel 18 and bring and realize the shrink action.
The utility model discloses a from climbing hydraulic winch 3 on the device 1, also can move the dress to hoisting apparatus according to using the operating mode needs.
When hoisting operation such as a gear box, an engine, a blade and the like is carried out, firstly, the first arm-embracing component 11 of the self-climbing device 1 is contracted, so that the driving wheel component 12 is pressed on the outer wall of the tower column 6, the clamping oil cylinder 133 is in a retraction state, the clamping block 134 is not in contact with the outer wall of the tower column 6, the driving mechanism 122 drives the wheels 123 to roll and climb to the top of the tower column 6 along the outer wall of the tower column 6, the clamping component 13 acts to prop against the outer wall of the tower column tightly, then the hoisting device is pulled to ascend and descend along the tower column by using a hydraulic winch, the telescopic wheel component 43 is in an extension state, the embracing claw 44 is not in contact with the outer wall of the tower column during the pulling and climbing process, the telescopic wheel component 43 is in a retraction state after the hoisting device 2 reaches a working position, the embracing claw 44 embraces the outer wall of the tower column 6.
After the hoisting operation is finished, the hoisting device 2 is placed on the ground by using the hydraulic winch 3, if maintenance operations such as detection, cleaning or coating and the like are required to be carried out on the tower 6, the maintenance hanging basket can be lifted to an operation position by using the hydraulic winch 3, the hanging basket is put down after the operation is finished, the self-climbing device 1 climbs to the bottom of the tower 6 from the top of the tower 6, and then disassembly and transition can be carried out.
The utility model provides a hoist is maintained to formula wind-powered electricity generation from climbing, include from climbing two detached moving parts of device 1 and hoisting apparatus 2, the dead weight of each moving part is all lighter to adopt wheeled continuous roll, the steady high efficiency of climbing motion, hydraulic winch 3 plays to rise efficiency also higher.
The utility model discloses first armful of arm subassembly 11 and second armful of arm subassembly 41 all adopt hydraulic pressure locking and mechanical locking, and the reliability is high, and the diameter change's of self-adaptation king tower 6 scope is big, strong adaptability.
The utility model discloses the equipment size is less, attaches to and hoists the operation at the top of pylon 6, and stability is better, receives bad weather influences such as strong wind little.
The utility model discloses effective lifting capacity is great, both can realize the large-scale parts such as gear box, generator, the blade of whole change fan, can carry on the hanging flower basket again and carry out maintenance operations such as detection, washing, the application of a tower section of thick bamboo, and the function combination is diversified, and maintenance efficiency is high, and the dismouting is changeed conveniently, can effectively reduce land and marine wind power equipment maintenance cost, improve maintenance efficiency.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (11)
1. The utility model provides a hoist is maintained to self-climbing formula wind-powered electricity generation which characterized in that includes: from climbing device and hoisting device, set up hydraulic winch on climbing the device certainly, hoisting device includes: the climbing mechanism is arranged below the self-climbing device, the crane body is arranged on the side wall of the climbing mechanism, the self-climbing device is used for climbing along a tower column to reach a preset working position and being firmly attached to the tower column, the hydraulic winch is used for drawing the climbing mechanism to ascend and descend along the tower column and simultaneously driving the crane body to ascend and descend along the tower column, and the climbing mechanism is used for climbing along the tower column in the process that the crane body is drawn to climb and is firmly attached to the tower column when the crane body reaches an operation position.
2. The self-climbing wind power maintenance crane according to claim 1, wherein the self-climbing device comprises:
the first arm-embracing component is arranged on the outer wall of the tower column and is used for adapting to the range change of the diameter of the tower column;
the plurality of driving wheel assemblies are arranged on the first arm-embracing assembly and are used for driving the self-climbing device to climb along the outer wall of the tower column, and the first arm-embracing assembly is used for providing pressing force capable of generating friction force required by climbing motion for the driving wheel assemblies;
and the clamping assemblies are arranged on the first arm-embracing assembly, and the clamping assemblies are used for clamping the outer wall of the tower column when the self-climbing device is at the preset working position.
3. The self-climbing wind power maintenance crane according to claim 2, wherein the climbing mechanism comprises:
the two second arm-embracing components are arranged on the outer wall of the tower column and are used for adapting to the range change of the diameter of the tower column;
the upper end and the lower end of each of the two connecting beams are fixedly connected with two sides of the two second arm-embracing assemblies respectively;
the plurality of telescopic wheel assemblies are respectively arranged on the two second arm-embracing assemblies and are used for being matched with the outer wall of the tower column in a rolling manner in the process that the hoisting device is dragged to climb;
and the plurality of embracing claws are respectively arranged on the two second embracing arm components, and the plurality of embracing claws are used for embracing the outer wall of the tower column through the contraction of the two second embracing arm components when the hoisting device reaches the operation position.
4. The self-climbing wind power maintenance crane according to claim 3, wherein the first arm assembly and each of the second arm assemblies comprise: the telescopic arm and the corner boxes are arranged at intervals and are sequentially connected to form an annular frame.
5. The self-climbing wind power maintenance crane according to claim 4, wherein each of the telescopic booms comprises:
one end of each of the two first arms is detachably connected with the two adjacent corner boxes respectively;
one ends of the two second arms are movably connected with the other ends of the two first arms, and the other ends of the two second arms are fixedly connected;
the two telescopic oil cylinders are respectively arranged in the two second arms, one ends of the two telescopic oil cylinders are respectively fixedly connected with the other ends of the two second arms, and the other ends of the two telescopic oil cylinders respectively extend into the other ends of the two first arms and are respectively fixedly connected with the two first arms.
6. The self-climbing wind power maintenance crane according to claim 3, wherein each of the retractable wheel assemblies comprises:
the telescopic rod is arranged on the holding claw or the second holding arm component;
the hydraulic cylinder is arranged in the telescopic rod and used for driving the telescopic rod to extend and retract;
the guide wheels are rotatably connected with the end parts of the telescopic rods and are used for being matched with the outer wall of the tower column in a rolling mode.
7. The self-climbing wind power maintenance crane according to claim 3, wherein the crane body is fixedly connected with the two second arm holding assemblies through a bracket, the upper end and the lower end of the bracket are respectively fixedly connected with the side walls of the two second arm holding assemblies, and the crane body is arranged on the bracket.
8. The self-climbing wind power maintenance crane according to claim 7, wherein the crane body comprises:
the rotary table is rotatably connected with the upper end of the bracket;
the lower end of the telescopic arm support is fixedly connected with the rotary table, and the upper end of the telescopic arm support is provided with a lifting appliance mechanism;
the lower end of the luffing mechanism is fixedly connected with the rotary table, the upper end of the luffing mechanism is fixedly connected with the telescopic boom, and the luffing mechanism is used for realizing luffing motion of the telescopic boom;
the two hoisting mechanisms are arranged on the rotary table and symmetrically positioned on two sides of the telescopic arm support, and are in transmission connection with the lifting mechanism, and the two hoisting mechanisms are used for realizing the lifting motion of the lifting mechanism and realizing the balance of the lifting mechanism during the lifting motion.
9. The self-climbing wind power maintenance crane according to claim 2, wherein each of the driving wheel assemblies comprises:
the frame is fixedly connected with the first arm-embracing component;
the two driving mechanisms are arranged on the frame;
and the two wheels are in transmission connection with the two driving mechanisms respectively.
10. The self-climbing wind power maintenance crane according to claim 2, wherein each of the clamping assemblies comprises:
the support is fixedly connected with the first arm-embracing component;
the middle part of the balance beam is rotationally connected with the support;
one ends of the two clamping oil cylinders are respectively and fixedly connected with two ends of the balance beam;
and the two clamping blocks are respectively and fixedly connected with the other ends of the two clamping oil cylinders.
11. The self-climbing wind power maintenance crane according to claim 4, wherein the first arm assembly further comprises:
the guide rollers are arranged on the outer wall of the first arm-embracing component at equal intervals along the periphery of the first arm-embracing component;
the two hydraulic winding wheels are arranged on the outer wall of the first arm-embracing component and are positioned between any two adjacent guide rollers;
and each rope is in transmission connection with the four guide rollers and the two hydraulic winding wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922025401.3U CN212269268U (en) | 2019-11-21 | 2019-11-21 | Self-climbing wind power maintenance crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922025401.3U CN212269268U (en) | 2019-11-21 | 2019-11-21 | Self-climbing wind power maintenance crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212269268U true CN212269268U (en) | 2021-01-01 |
Family
ID=73872153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922025401.3U Active CN212269268U (en) | 2019-11-21 | 2019-11-21 | Self-climbing wind power maintenance crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212269268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114604780A (en) * | 2022-03-10 | 2022-06-10 | 吴建龙 | Novel tower column high altitude hoisting platform |
-
2019
- 2019-11-21 CN CN201922025401.3U patent/CN212269268U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114604780A (en) * | 2022-03-10 | 2022-06-10 | 吴建龙 | Novel tower column high altitude hoisting platform |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105121327B (en) | For the apparatus and method for the rotor blade for placing wind turbine | |
| US20130074337A1 (en) | Multifunctional platform of wind power generating unit and blade disassembling method | |
| CN102198914B (en) | Working platform for installing wind generating set | |
| CN103145051A (en) | Separated hoisting device of offshore wind turbine generator, and installation method | |
| CN111017734A (en) | Running mechanism of monorail hoisting and transporting equipment | |
| CA3037281A1 (en) | Method and equipment for replacing wind turbine components | |
| CN110980541A (en) | Self-climbing wind power maintenance crane | |
| CN110979502A (en) | Tower column climbing robot | |
| CN212269268U (en) | Self-climbing wind power maintenance crane | |
| CN210885185U (en) | Maintenance platform for container crane | |
| CN203112377U (en) | Marine wind power generator set split hoisting device | |
| CN212924197U (en) | Tower crane | |
| CN111747354B (en) | Hydropower station large-gradient runner overhaul operation equipment and use method | |
| CN107758579A (en) | A kind of Multifunctional aloft-work platform | |
| CN212374757U (en) | Tower crane stable in installation | |
| CN111642355B (en) | Large-scale arbor shipment equipment of planting | |
| CN209739203U (en) | Climbing machine for maintaining wind power tower | |
| CN203529795U (en) | Special aerial conveyor | |
| CN111606180A (en) | Offshore wind turbine self-maintenance system | |
| CN106968448A (en) | A kind of building purging system and cleaning method | |
| CN103539020A (en) | Novel hoisting construction method and special hanging device | |
| CN212295587U (en) | Horizontal annular welding construction platform for bin | |
| CN209988022U (en) | Robot is maintained to wind power tower cylinder | |
| CN210886924U (en) | Maintenance platform in retractable double-cable-plane cable-stayed bridge tower stay cable area | |
| CN107487724A (en) | A kind of the large-scale floating crane arm support erecting device and installation method of non-loop wheel machine auxiliary |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |