CN103663168A

CN103663168A - Special crane for transporting fan blade

Info

Publication number: CN103663168A
Application number: CN201310737998.9A
Authority: CN
Inventors: 籍波
Original assignee: 大连华锐重工集团股份有限公司
Priority date: 2013-12-27
Filing date: 2013-12-27
Publication date: 2014-03-26
Also published as: CN103663168B

Abstract

The invention provides a special crane for transporting a fan blade. The special crane comprises a main structure, a cart system, a hoisting system, a hanger transverse movement system, a power station and an operation platform, wherein the main structure is in a box type beam structure; the cart system comprises an operation mechanism and a rotary mechanism and is a whole machine walking and steering system; the hoisting system is a system of hoisting a lifting hook group by a winch through a steel wire rope and a pulley wheel; the hanger transverse movement system is a system of moving a hanger trolley by a winch through a steel wire rope and a pulley wheel; the power station comprises a diesel generator and a hydraulic pump station; the operation platform is provided with a command switch for the movement operation of each mechanism and the command switch is used for controlling working states of a hoisting winch, a transverse movement winch, a hydraulic motor and a hydraulic rotary speed reducer. A hoisting method is used for transporting the fan blade by two special cranes to carry out combined operation and hoisting. The special crane for transporting the fan blade has the beneficial effects that cross hanging, in-situ any angle steering, frontward movement, and multilayered and multi-array stacking can be realized; the special crane is flexible to move, high in maneuverability and high in efficiency; the special crane is compact in structure, light in self weight, good in ground adaptability, and safe and reliable to hoist.

Description

A kind of fan blade carrying special purpose crane

Technical field

The invention belongs to elevator machinery technical field, relate in particular to fan blade carrying special purpose crane.

Background technology

The features such as the fan blade of large-scale wind generating equipment has that material is special, fragile, out-of-shape, longer dimension and disunity.Along with wind-power electricity generation is widelyd popularize, fan blade has been realized specialization, mass, continuous-flow type production, some enterprise has started to plan special-purpose blade stockyard or harbour, the fan blade that assembling is completed is transported to stockyard or harbour in factory building, well-regulated storing up, when needed again by special vehicle or ship shipping to erecting stage.In prior art, to large fan leaf blade hanging, carrying, generally adopt two wheel cranes or crawler crane with single arm support form while lifting operation.Prior art is that deficiency is: because blade overlength, equipment are unprofessional, dumb when turning to, have anti-bar dead angle, inefficiency, dangerous.Therefore fan blade carrying special purpose crane is that the technical matters solving is badly in need of in this area.

Summary of the invention

In view of above-mentioned the deficiencies in the prior art, the object of the invention is to develop a kind of fan blade and carry special purpose crane, realize fan blade is lifted and carrying flexibly, safely, efficiently.

Technical scheme of the present invention is: a kind of fan blade carrying special purpose crane, comprise main structure, large truck system, hoisting system, suspender crossing system, power station and operator's station, and it is characterized in that:

Described main structure comprises two entablatrances, two track girders, four supporting legs, two rectangular frames that cross sill forms, each beam that forms rectangular frame is box beam structure, track girder two ends are connected with two supporting leg upper ends respectively, two supporting leg lower ends are connected with cross sill two ends respectively, a track girder, two supporting legs and a cross sill form " mouth " character form structure framework, another root track girder, another two supporting legs and another root cross sill form another " mouth " character form structure framework, two entablatrance two ends are connected at track girder end with two " mouth " character form structure frameworks respectively, two entablatrances and two track girders form hollow framework on four supporting leg tops,

Described large truck system comprises operating unit and swing type mechanism, described operating unit comprises tire, driving speed reducer, HM Hydraulic Motor and vehicle wheel frame, described vehicle wheel frame is the font of falling T box shape steel structure, three ends of the font of falling T box shape steel structure are flange terminal pad form, driving speed reducer is arranged on the two ends of vehicle wheel frame horizontal beam, HM Hydraulic Motor is arranged in vehicle wheel frame, be connected with driving speed reducer input end, tire is arranged on driving speed reducer mouth, described swing type mechanism comprises swing bearing, miniature gears and hydraulic gyration reductor, described hydraulic gyration reductor is arranged on main structure cross sill bottom, miniature gears is arranged on the mouth of hydraulic gyration reductor, described swing bearing is external tooth type, the top of swing bearing is connected to main structure cross sill lower end, swing bearing bottom is connected with vehicle wheel frame column top, be arranged on the miniature gears of hydraulic gyration reductor mouth and the engagement of the bull gear of swing bearing,

Described hoisting system comprises four winchs that hoist, two hoist ropes, two groups of lifting pulley groups, two little hanging beams, a large hanging beam and a suspension hook group, four winchs that hoist are arranged on two supporting leg bottoms of " mouth " character form structure framework of main structure, on every supporting leg two, two little hanging beams are hinged on the two ends of large hanging beam, suspension hook group is hinged on the middle part of large hanging beam, every group of lifting pulley group of described two groups of lifting pulley groups comprises four changed course pulleys, two equalizer pulleys, two leading sheaves and a secondary lifting pulley, four changed course pulleys are arranged on the track girder top of main structure, one-sided two, two equalizer pulleys are arranged on the one-sided end of main structure track girder, two leading sheaves are arranged on crossing system hoisting tool bogie, one secondary lifting pulley comprises two movable pulleys and three three fixed pulleys that are arranged on crossing system hoisting tool bogie that are arranged on little hanging beam two ends, steel cable was wound around lifting pulley group, little hanging beam, two ends are connected to and on two winchs that hoist, form a suspender hoist rope winding system,

Described suspender crossing system comprises that two covers are arranged on the Traverse Displacement Unit on the track girder of main structure both sides, every cover Traverse Displacement Unit comprises a traversing winch, a traversing steel rope, traversing assembly pulley, a hoisting tool bogie and two tracks, described two parallel tracks are arranged on main structure track girder top, described hoisting tool bogie is the box-structure of sheet material welding, two rows and two rollers that track is supporting are housed below hoisting tool bogie, hoisting tool bogie top is provided with the mount pad of steel rope leading sheave, hoisting tool bogie left and right sides are provided with the mount pad that three fixed pulleys of hoisting system are installed, described traversing winch is duplex, the winch of double-rope reel, traversing winch is arranged on main structure track girder top end, the fixed pulley of described traversing assembly pulley is arranged on the other end of main structure track girder, the leading sheave of described traversing assembly pulley is arranged on the top of hoisting tool bogie, traversing wirerope-winding is at traversing winch double-rope reel, between assembly pulley, form the traversing rope traction system of suspender of closed loop,

Described power station is propulsion source, comprises diesel-engine generator and hydraulic power unit system, and power station is arranged on the cross sill of main structure; Diesel-engine generator is connected with hydraulic power unit system, hydraulic power unit system is connected with the winch that hoists, traversing winch, HM Hydraulic Motor and hydraulic gyration reductor, controls the mode of operation of hoist winch, traversing winch, HM Hydraulic Motor and hydraulic gyration reductor;

Described operator's station is arranged on the front portion of main structure supporting leg; Operator's station is provided with diesel-engine generator, the command switch of the winch that hoists, traversing winch, HM Hydraulic Motor and hydraulic gyration reductor, each command switch of operator's station is connected with diesel-engine generator and the hydraulic power unit system of power station respectively, controls the mode of operation of diesel-engine generator, the winch that hoists, traversing winch, HM Hydraulic Motor and hydraulic gyration reductor.

The handling method of a kind of fan blade carrying special purpose crane of the present invention, is characterized in that; Described method for carrying is the handling of two described fan blade carrying special purpose crane joint operations, one Fans blade carrying special purpose crane suspension hook hanging fan blade tail end, another Fans blade carrying special purpose crane suspension hook hanging fan blade is anterior, and handover and multilayer, multiple row that two described fan blade carrying special purpose cranes carry out fan blade are as required stored up.

The invention has the beneficial effects as follows:

1, can realize across hanging, original place is arbitrarily angled turns to, moves ahead, equipment moving is flexible, manoevreability is high, efficiency is high;

2, operating unit adopts the direct drive form of " HM Hydraulic Motor+driving speed reducer+tire ", compact conformation, good from heavy and light, ground comformability;

3, suspender hoist, decline, traverse moving function, can easily realize blade in stockyard or the storing up of the multilayer of harbour, multiple row;

4, adopt straddle type lifting, carrying, can be safe, reliable, efficient by leaf blade hanging on professional transport vehicle;

5, single device can complete flexibly lifting, the carrying work of other suitable load in factory; Can be easily large hanging beam be removed, the little hanging beam bottom light-duty suspension hook group that changes the outfit respectively, realizes unit bilateral and lifts.

Accompanying drawing explanation

Fig. 1 is blade handling method schematic diagram

Fig. 2 is cart system schematic

Fig. 3 is hoisting system schematic diagram

Fig. 4 is suspender crossing system schematic diagram

Fig. 5 is fan blade stacked arrangement schematic diagram

In figure: 1. main structure, 2, large truck system, 2.1, tire, 2.2, driving speed reducer, 2.3, HM Hydraulic Motor, 2.4, vehicle wheel frame, 2.5, swing bearing, 2.6, miniature gears, 2.7, hydraulic gyration reductor, 3, hoisting system, 3.1, winch hoists, 3.2, hoist rope, 3.3, lifting pulley group, 3.4, little hanging beam, 3.5, large hanging beam, 3.6, suspension hook group, 4, suspender crossing system, 4.1, traversing winch, 4.2, traversing steel rope, 4.3, traversing assembly pulley, 4.4, hoisting tool bogie, 4.5, track, 5, power station, 6, operator's station, 7, fan blade.

The specific embodiment

Below in conjunction with drawings and Examples, the invention will be further described.

Fan blade carrying special purpose crane comprises main structure 1, large truck system 2, hoisting system 3, suspender crossing system 4, power station 5 and operator's station 6,

Main structure 1 comprises two entablatrances, two track girders, four supporting legs, two rectangular frames that cross sill forms, each beam that forms rectangular frame is box beam structure, track girder two ends are connected with two supporting leg upper ends respectively, two supporting leg lower ends are connected with cross sill two ends respectively, a track girder, two supporting legs and a cross sill form " mouth " character form structure framework, another root track girder, another two supporting legs and another root cross sill form another " mouth " character form structure framework, two entablatrance two ends are connected at track girder end with two " mouth " character form structure frameworks respectively, two entablatrances and two track girders form hollow framework on four supporting leg tops,

Large truck system 2 comprises operating unit and swing type mechanism, described operating unit comprises tire 2.1, driving speed reducer 2.2, HM Hydraulic Motor 2.3 and vehicle wheel frame 2.4, described vehicle wheel frame 2.4 is for being the font of falling T box shape steel structure, three ends of the font of falling T box shape steel structure are flange terminal pad form, driving speed reducer 2.2 is arranged on the two ends of vehicle wheel frame 2.4 horizontal beams, HM Hydraulic Motor 2.3 is arranged in vehicle wheel frame 2.4, be connected with driving speed reducer 2.2 input ends, tire 2.1 is arranged on driving speed reducer 2.2 mouths, described swing type mechanism comprises swing bearing 2.5, miniature gears 2.6 and hydraulic gyration reductor 2.7, described hydraulic gyration reductor 2.7 is arranged on main structure 1 cross sill bottom, miniature gears 2.6 is arranged on the mouth of hydraulic gyration reductor 2.7, described swing bearing is external tooth type, the top of swing bearing 2.5 is connected to main structure 1 cross sill lower end, swing bearing 2.5 bottoms are connected with vehicle wheel frame 2.4 column tops, be arranged on the bull gear engagement of miniature gears 2.6 with the swing bearing 2.5 of hydraulic gyration reductor 2.7 mouths,

Hoisting system 3 comprises four winchs 3.1 that hoist, two hoist ropes 3.2, two groups of lifting pulley groups 3.3, two little hanging beams 3.4, a large hanging beam 3.5 and a suspension hook group 3.6, four winchs 3.1 that hoist are arranged on two supporting leg bottoms of " mouth " character form structure framework of main structure 1, on every supporting leg two, two little hanging beams 3.4 are hinged on the two ends of large hanging beam 3.5, suspension hook group is hinged on the middle part of large hanging beam 3.5, every group of lifting pulley 3.3 of described two groups of lifting pulley 3.3 comprises four changed course pulleys, two equalizer pulleys, two leading sheaves and a secondary lifting pulley, four changed course pulleys are arranged on the track girder top of main structure 1, one-sided two, two equalizer pulleys are arranged on the one-sided end of main structure 1 track girder, two leading sheaves are arranged on crossing system 4 hoisting tool bogies 4.4, one secondary lifting pulley comprises two, two ends movable pulley and three three fixed pulleys that are arranged on crossing system 4 hoisting tool bogies 4.4 that are arranged on little hanging beam 3.4, steel cable 3.2 was wound around lifting pulley group 3.3, little hanging beam 3.4, two ends are connected to and on two winchs 3.1 that hoist, form a suspender hoist rope winding system,

Suspender crossing system 4 comprises that two covers are arranged on the Traverse Displacement Unit on main structure 1 both sides track girder, every cover Traverse Displacement Unit comprises a traversing winch 4.1, a traversing steel rope 4.2, traversing assembly pulley 4.3, a hoisting tool bogie 4.4 and two tracks 4.5, described two tracks 4.5 are installed in parallel in main structure 1 track girder top, described hoisting tool bogie 4.4 is the box-structure of sheet material welding, hoisting tool bogie 4.4 is equipped with two rows and two rollers that track 4.5 is supporting below, hoisting tool bogie 4.4 tops are provided with the mount pad of steel rope leading sheave, hoisting tool bogie 4.4 left and right sides are provided with the mount pad that 3 three fixed pulleys of hoisting system are installed, described traversing winch 4.1 is duplexs, the winch of double-rope reel, traversing winch 4.1 is arranged on main structure 1 track girder top end, the fixed pulley of described traversing assembly pulley 4.3 is arranged on the other end of main structure 1 track girder, the leading sheave of described traversing assembly pulley 4.3 is arranged on the top of hoisting tool bogie 4.4, traversing steel rope 4.2 is wrapped in traversing winch 4.1 double-rope reels, between traversing assembly pulley 4.3, form the traversing rope traction system of suspender of closed loop,

Power station 5 is propulsions source, comprises diesel-engine generator and hydraulic power unit system, and power station 5 is arranged on the cross sill of main structure 1; Diesel-engine generator is connected with hydraulic power unit system, hydraulic power unit system is connected with the winch 3.1 that hoists, traversing winch 4.1, HM Hydraulic Motor 2.3 and hydraulic gyration reductor 2.7, controls the mode of operation of hoist winch 3.1, traversing winch 4.1, HM Hydraulic Motor 2.3 and hydraulic gyration reductor 2.7;

Operator's station 6 is arranged on the front portion of main structure 1 supporting leg; Operator's station 6 is provided with diesel-engine generator, the command switch of the winch 3.1 that hoists, traversing winch 4.1, HM Hydraulic Motor 2.3 and hydraulic gyration reductor 2.7, each command switch of operator's station 6 is connected with diesel-engine generator and the hydraulic power unit system of power station 5 respectively, controls the mode of operation of diesel-engine generator, the winch 3.1 that hoists, traversing winch 4.1, HM Hydraulic Motor 2.3 and hydraulic gyration reductor 2.7.

Handling method is two Fans blade carrying special purpose crane joint operation handlings, one Fans blade carrying special purpose crane suspension hook hanging fan blade 7 tail ends, another Fans blade carrying special purpose crane suspension hook hanging fan blade 7 front portions, handover and multilayer, multiple row that two described fan blade carrying special purpose cranes carry out fan blade 7 are as required stored up.

Claims

1. a fan blade carrying special purpose crane, comprises main structure (1), large truck system (2), hoisting system (3), suspender crossing system (4), power station (5) and operator's station (6), it is characterized in that:

Described main structure (1) comprises two entablatrances, two track girders, four supporting legs, two rectangular frames that cross sill forms, each beam that forms rectangular frame is box beam structure, track girder two ends are connected with two supporting leg upper ends respectively, two supporting leg lower ends are connected with cross sill two ends respectively, a track girder, two supporting legs and a cross sill form " mouth " character form structure framework, another root track girder, another two supporting legs and another root cross sill form another " mouth " character form structure framework, two entablatrance two ends are connected at track girder end with two " mouth " character form structure frameworks respectively, two entablatrances and two track girders form hollow framework on four supporting leg tops,

Described large truck system (2) comprises operating unit and swing type mechanism, described operating unit comprises tire (2.1), driving speed reducer (2.2), HM Hydraulic Motor (2.3) and vehicle wheel frame (2.4), described vehicle wheel frame (2.4) is the font of falling T box shape steel structure, three ends of the font of falling T box shape steel structure are flange terminal pad form, driving speed reducer (2.2) is arranged on the two ends of vehicle wheel frame (2.4) horizontal beam, HM Hydraulic Motor (2.3) is arranged in vehicle wheel frame (2.4), be connected with driving speed reducer (2.2) input end, tire (2.1) is arranged on driving speed reducer (2.2) mouth, described swing type mechanism comprises swing bearing (2.5), miniature gears (2.6) and hydraulic gyration reductor (2.7), described hydraulic gyration reductor (2.7) is arranged on main structure (1) cross sill bottom, miniature gears (2.6) is arranged on the mouth of hydraulic gyration reductor (2.7), described swing bearing is external tooth type, the top of swing bearing (2.5) is connected to main structure (1) cross sill lower end, swing bearing (2.5) bottom is connected with vehicle wheel frame (2.4) column top, be arranged on the miniature gears (2.6) of hydraulic gyration reductor (2.7) mouth and the engagement of the bull gear of swing bearing (2.5),

Described hoisting system (3) comprises four winchs that hoist (3.1), two hoist ropes (3.2), two groups of lifting pulley groups (3.3), two little hanging beams (3.4), a large hanging beam (3.5) and a suspension hook group (3.6), four winchs that hoist (3.1) are arranged on two supporting leg bottoms of " mouth " character form structure framework of main structure (1), on every supporting leg two, two little hanging beams (3.4) are hinged on the two ends of large hanging beam (3.5), suspension hook group is hinged on the middle part of large hanging beam (3.5), every group of lifting pulley group (3.3) of described two groups of lifting pulley groups (3.3) comprises four changed course pulleys, two equalizer pulleys, two leading sheaves and a secondary lifting pulley, four changed course pulleys are arranged on the two ends, track girder top of main structure (1), one-sided two, two equalizer pulleys are arranged on the end of main structure (1) track girder one side, two leading sheaves are arranged on crossing system (4) hoisting tool bogie (4.4), one secondary lifting pulley comprises two movable pulleys and three three fixed pulleys that are arranged on crossing system (4) hoisting tool bogie (4.4) that are arranged on little hanging beam (3.4) two ends, steel cable (3.2) was wound around lifting pulley group (3.3), little hanging beam (3.4), two ends are connected to a suspender hoist rope winding system of the upper formation of two winchs that hoist (3.1),

Described suspender crossing system (4) comprises that two covers are arranged on the Traverse Displacement Unit on the track girder of main structure (1) both sides, every cover Traverse Displacement Unit comprises a traversing winch (4.1), a traversing steel rope (4.2), traversing assembly pulley (4.3), a hoisting tool bogie (4.4) and two tracks (4.5), described two tracks (4.5) are installed in parallel in main structure (1) track girder top, described hoisting tool bogie (4.4) is the box-structure of sheet material welding, hoisting tool bogie (4.4) is equipped with two rows and the supporting roller of two tracks (4.5) below, hoisting tool bogie (4.4) top is provided with the mount pad of steel rope leading sheave, hoisting tool bogie (4.4) left and right sides are provided with the mount pad that (3) three fixed pulleys of hoisting system are installed, described traversing winch (4.1) is duplex, the winch of double-rope reel, traversing winch (4.1) is arranged on main structure (1) track girder top end, the fixed pulley of described traversing assembly pulley (4.3) is arranged on the other end of main structure (1) track girder, the leading sheave of described traversing assembly pulley (4.3) is arranged on the top of hoisting tool bogie (4.4), traversing steel rope (4.2) is wrapped in traversing winch (4.1) double-rope reel, between traversing assembly pulley (4.3), form the traversing rope traction system of suspender of closed loop,

Described power station (5) is propulsion source, comprises diesel-engine generator and hydraulic power unit system, and power station (5) is arranged on the cross sill of main structure (1); Diesel-engine generator is connected with hydraulic power unit system, hydraulic power unit system is connected with the winch that hoists (3.1), traversing winch (4.1), HM Hydraulic Motor (2.3) and hydraulic gyration reductor (2.7), controls the mode of operation of hoist winch (3.1), traversing winch (4.1), HM Hydraulic Motor (2.3) and hydraulic gyration reductor (2.7);

Described operator's station (6) is arranged on the front portion of main structure (1) supporting leg; Operator's station (6) is provided with diesel-engine generator, the command switch of the winch that hoists (3.1), traversing winch (4.1), HM Hydraulic Motor (2.3) and hydraulic gyration reductor (2.7), each command switch of operator's station (6) is connected with diesel-engine generator and the hydraulic power unit system of power station (5) respectively, controls the mode of operation of diesel-engine generator, the winch that hoists (3.1), traversing winch (4.1), HM Hydraulic Motor (2.3) and hydraulic gyration reductor (2.7).

2. a kind of handling method of fan blade carrying special purpose crane described in claim 1, is characterized in that; Described method for carrying is the handling of two described fan blade carrying special purpose crane joint operations, one Fans blade carrying special purpose crane suspension hook hanging fan blade (7) tail end, another Fans blade carrying special purpose crane suspension hook hanging fan blade (7) front portion, handover and multilayer, multiple row that two described fan blade carrying special purpose cranes carry out fan blade (7) are as required stored up.