CN103342296A - Adhering self-elevating-type tower crane for hoisting wind power equipment - Google Patents

Adhering self-elevating-type tower crane for hoisting wind power equipment Download PDF

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Publication number
CN103342296A
CN103342296A CN2013103042340A CN201310304234A CN103342296A CN 103342296 A CN103342296 A CN 103342296A CN 2013103042340 A CN2013103042340 A CN 2013103042340A CN 201310304234 A CN201310304234 A CN 201310304234A CN 103342296 A CN103342296 A CN 103342296A
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tightly
auxilliary
oil cylinder
arm
main
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CN103342296B (en
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赖德元
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Sinohydro Bureau 10 Co Ltd
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Sinohydro Bureau 10 Co Ltd
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Abstract

The invention discloses an adhering self-elevating-type tower crane for hoisting wind power equipment. The adhering self-elevating-type tower crane of the wind power equipment comprises an elevating device, a main framework, a main clasping oil cylinder, a main clasping arm, an auxiliary framework, an auxiliary clasping oil cylinder, an auxiliary clasping arm and an elevating oil cylinder; the axial direction of the elevating oil cylinder is the vertical direction; an oil cylinder seat and a piston rod of the elevating oil cylinder are respectively connected with the main framework and the auxiliary framework; the oil cylinder seat of the main clasping oil cylinder is installed on the main framework; a piston rod of the main clasping oil cylinder is connected with the main clasping arm; the main clasping arm is arranged on the inner side of the main framework; an oil cylinder seat of the auxiliary clasping oil cylinder is installed on the auxiliary framework; a piston rod of the auxiliary clasping oil cylinder is connected with the auxiliary clasping arm; the auxiliary clasping arm is arranged on the inner side of the auxiliary framework; the inner side of the main clasping arm and the inner side of the auxiliary clasping arm are both used for clasping a fan tower section; and the elevating device is installed on the main framework. The tower crane is adhered to the fan tower section repeatedly through the main framework and the auxiliary framework in application, so that the whole tower crane climbs to the required height, and is elevated; the adhering self-elevating-type tower crane for hoisting the wind power equipment has the advantages of light weight, low manufacture cost and less limited conditions.

Description

Self-elevating tower crane is adhered in the wind power equipment lifting
Technical field
The present invention relates to a kind of wind power equipment lifting tower crane, relate in particular to a kind of wind power equipment lifting in light weight, that cost is low, confined condition is few and adhere to self-elevating tower crane.
Background technology
Present China reaches in the world, and the installation of large-scale wind generating equipment all is to use large automobile crane or crawler crane to finish, because 1.5MW wind-power electricity generation engine room facilities is conducted oneself with dignity more than 60 ton and is installed in about 70 meters high 500 tons of wheel cranes or 400 tons of crawler cranes of needing and lifts, 3MW, 5MW, 6MW wind-power electricity generation need crane lifting more than 1000 tons, and the marine 5MW blower fan of " super engineering " has been installed and used 3000 tons of cranes.Large-scale crane cost high (about 100,000 yuan one ton), resource-constrained, range of use are limited, and general enterprise is difficult to be equipped with.The land wind power plant single-machine capacity overwhelming majority is below 1.5MW now, mainly be to be subjected to lifting the resource restriction, major part is to build on the Gobi desert, area, river valley, mountain pass seldom, its major cause is that large-scale lifting appliance is difficult to the admission cause, China going to the world of other big steps of generating set and wind power plant also are the causes that corresponding large-scale lifting appliance is restricted seldom.So how the hanging device of wind power equipment is realized miniaturization, simplification, cheapization and how to be subjected to the mounting condition restriction as few as possible, be the important step of development wind-powered electricity generation.
Summary of the invention
Purpose of the present invention provides a kind of wind power equipment lifting in light weight, that cost is low, confined condition is few to adhere to self-elevating tower crane with regard to being in order to address the above problem.
In order to achieve the above object, the present invention has adopted following technical scheme:
Wind power equipment lifting of the present invention is adhered to self-elevating tower crane and is comprised lifting appliance, main frame, the main oil cylinder of holding tightly, the main arm of holding tightly, auxilliary framework, the auxilliary oil cylinder of holding tightly, auxilliary arm and the hoist cylinder held tightly, the axial direction of described hoist cylinder is vertical direction, the oil cylinder seat of described hoist cylinder is connected with described auxilliary framework with described main frame respectively with piston rod, the oil cylinder seat that described master holds oil cylinder tightly is installed on the described main frame, the piston rod that described master holds oil cylinder tightly is held arm tightly with described master and is connected, described master holds the inboard that arm places described main frame tightly, the described auxilliary oil cylinder seat of holding oil cylinder tightly is installed on the described auxilliary framework, the described auxilliary piston rod of holding oil cylinder tightly is held arm tightly and is connected with described assisting, the described auxilliary inboard that arm places described auxilliary framework of holding tightly, described master holds the inboard of arm and described auxilliary inboard of holding arm tightly tightly all be used to holding blower fan tower barrel tightly, and described lifting appliance is installed on the described main frame.
During application, with conventional crane nethermost first segment blower fan tower barrel is installed on the blower foundation earlier, then this tower crane is installed on the blower fan tower barrel.Main frame, main oil cylinder and main main platform of arm composition of holding tightly held tightly, it guarantees self can be attached on the blower fan tower barrel by main hydraulic coupling of holding oil cylinder tightly; Auxilliary framework, auxilliary oil cylinder and auxilliary auxilliary platform of arm composition of holding tightly held tightly, it guarantees self can be attached on the blower fan tower barrel by auxilliary hydraulic coupling of holding oil cylinder tightly; Hoist cylinder is used for auxilliary platform (or main platform) being moved up at main platform (or auxilliary platform) fixedly the time, realizes that the circulation of main platform and auxilliary platform is risen, and reaches the purpose at this tower crane of blower fan tower barrel movement; Lifting appliance is used for after this tower crane moves to the top of blower fan tower barrel, with ground by whole hoisted in position such as second joint of lifting part, the 3rd joint, cabin, fan blade.Owing to utilized the strength and stiffness of blower fan tower barrel, required significantly to reduce so own vol, the weight of this tower crane are lifted by crane in the suspended object installation site of climbing.
Particularly, described main frame comprises three head trees and six roots of sensation main beam, the upper end of three described head trees is alternate with three described main beams wherein respectively to be connected and to form triangle, the lower end of three described head trees is alternate with other three described main beams respectively to be connected and to form triangle, and described lifting appliance is installed on the described main beam above the described main frame; Described auxilliary framework is positioned at the inboard of described main frame, and described auxilliary framework comprises three auxilliary columns and three auxilliary crossbeams, and three described auxilliary columns are alternate with three described auxilliary crossbeams to be connected and to form triangle; The oil cylinder seat of described hoist cylinder and piston rod respectively with described main frame in above described main beam and the auxilliary crossbeam of described auxilliary framework be connected, described hoist cylinder is three, each described hoist cylinder lays respectively between two described head trees.This triangular structure has stressed clear, good stability, and the circle cross section triangle is equicrural triangle, the stressed of its three angles equates.
Described master holds oil cylinder and described master tightly and holds arm tightly and constitute a master and hold the unit tightly, it is six that described master holds the unit tightly, wherein three described masters master of holding the unit tightly oil cylinder seat of holding oil cylinder tightly is installed on the middle and upper part of three described head trees respectively, and the oil cylinder seat that the master that other three described masters hold the unit tightly holds oil cylinder tightly is installed on the middle and lower part of three described head trees respectively; One described auxilliary holds oil cylinder tightly and the described auxilliary arm of holding tightly constitutes an auxilliary unit of holding tightly, and described auxilliary to hold the unit tightly be three, and three described auxilliary auxilliary oil cylinder seats of holding oil cylinder tightly of holding the unit tightly are installed on respectively on three described auxilliary columns.Six masters hold tightly unit and three auxilliary hold tightly the unit be centered around equably blower fan tower barrel around, have the characteristics firm, simple in structure, that cost is few of adhering to.
For holding arm and following three masters tightly, further firm top three masters hold connection between the arm tightly, make it hold close look at the swing tightly, above three described masters hold arm tightly and hold tightly between the arm by being connected the column captive joint with following three described masters, the inboard of described head tree outer end is held the corresponding position of arm tightly with described master and is provided with main runner block, described main runner block is provided with for described connection column being led and spacing main chute, the outer end of described connection column is connected with master slider, the end of described master slider is boss structure and matches with described main chute, it is spacing that described master slider is subjected to described main chute in plummet and left and right horizontal direction, and described master slider can move in described main chute.
In order to ensure the auxilliary effect of holding tightly of holding arm tightly, the inboard of described auxilliary column auxilliary held the corresponding position of arm tightly and is provided with auxilliary runner block with described, described auxilliary runner block is provided with for auxilliary holding that arm leads and spacing auxilliary chute tightly to described, auxilliaryly holds auxilliary slide block and the described auxilliary chute that arm is connected tightly and cooperatively interacts with described.
Particularly, described master holds arm tightly and comprises and compress equalizer bar, clamping frame and rubber pad, a described end that compresses equalizer bar is held oil cylinder tightly with described master and is connected, the described other end that compresses equalizer bar is the "T"-shaped structure of level, two jiaos of described "T"-shaped structure are connected with an end of two described clamping frames respectively, described rubber pad is installed on the other end of described clamping frame, and the outer end of described rubber pad compresses with the tube wall of described blower fan tower barrel and contacts.More specifically, a described end that compresses equalizer bar and described master hold the oil cylinder plummet tightly and are hinged, two jiaos of described "T"-shaped structure are hinged with an end plummet of two described clamping frames respectively, and described clamping frame can horizontally rotate respectively around its hinge, can automatic aligning to blower fan tower barrel; Described clamping frame is " V " shape " T " cabinet frame, the single head end plummet of described " V " shape " T " cabinet frame is connected and installed on two jiaos of described "T"-shaped structure, a plurality of described rubber pads are installed on the double end end of described " V " shape " T " cabinet frame respectively, describedly compress the "T"-shaped structure of equalizer bar and " V " shape structure of described clamping frame is point-like diffusive force transferring structure, namely 1 minute 2,2 minutes 4 power transferring structure, this also is to solve the reducing blower fan tower barrel to the structure of automatic aligning in its compaction process.In the said structure, the rotatable characteristic of clamping frame is conducive to make holds arm tightly to blower fan tower barrel energy automatic aligning, makes it be in the optimum position, and rubber pad then can increase friction force, reduces hard contact infringement.
Correspondingly, describedly auxilliary hold arm tightly and comprise that compresses a dowel bar, a clamping frame and two rubber pads, a described end that compresses dowel bar is auxilliaryly held oil cylinder tightly and is connected with described, the described other end and the described clamping frame plummet that compresses dowel bar is hinged, described clamping frame is " V " shape " T " cabinet frame, the single head end of described " V " shape " T " cabinet frame and the described dowel bar plummet that compresses are hinged, two described rubber pads are installed on " T " word montant of double end end of described " V " shape " T " cabinet frame, and described rubber pad is used for compressing with the tube wall of described blower fan tower barrel and contacts.
As conventional application demand, described lifting appliance comprises arm, winch, steel rope and suspension hook; Described arm is 2, is installed on respectively on two described main beams above the described main frame.
For the ease of regulating the luffing angle of arm, the pitching oil cylinder for the luffing angle of adjusting described arm is installed between described arm and the described main frame.
Beneficial effect of the present invention is:
Be attached to wind power plant tower tube by main frame and the circulation of auxilliary framework when this tower crane is used, utilize intensity, the rigidity of blower fan tower barrel self, realize riseing and being installed in the installation site by lifting part of whole tower crane.This tower crane has the following advantages: oneself height is low, volume is little, in light weight; Cheap, be about be same lift heavy hang that high crane capacity ultra-large type hanging device is worth about 10%, even lower; Overall security is not influenced by ground than general crane height, the lifting process is subjected to windage little, and it is few that transport the back of disintegrating, transition is restricted condition; Development and use to wind energy turbine set can increase degree of utilization as much as possible, the place that the ultra-large type lifting appliance is difficult to march into the arena can easily pass in and out and cut to, overcome large-scale crane resources scarcity, expensive, turnover, transition difficulty, seriously restricted the difficult problem of big capacity blower fan development, injected strong impetus for China greatly develops wind-power electricity generation.
Description of drawings
Fig. 1 is that front view cuts open in the office that self-elevating tower crane is adhered in wind power equipment lifting of the present invention;
Fig. 2 is the right elevation that self-elevating tower crane is adhered in wind power equipment lifting of the present invention;
Fig. 3 is the birds-eye view that self-elevating tower crane is adhered in wind power equipment lifting of the present invention;
Fig. 4 is the birds-eye view of main frame of the present invention;
Fig. 5 is the birds-eye view of auxilliary framework of the present invention;
Fig. 6 is the birds-eye view that master of the present invention holds arm tightly.
The specific embodiment
Below in conjunction with accompanying drawing the present invention is further described in detail:
As Fig. 1, Fig. 2 and shown in Figure 3, wind power equipment lifting of the present invention is adhered to self-elevating tower crane and is comprised lifting appliance, main frame 14, the main oil cylinder 5 of holding tightly, the main arm 6 of holding tightly, auxilliary framework 8, the auxilliary oil cylinder 19 of holding tightly, auxilliary arm 18 and the hoist cylinder 16 held tightly, the axial direction of hoist cylinder 16 is vertical direction, the oil cylinder seat of hoist cylinder 16 is connected with auxilliary framework 8 with main frame 14 respectively with piston rod, the main oil cylinder seat of holding oil cylinder 5 tightly is installed on the main frame 14, the main piston rod of holding oil cylinder 5 tightly is held arm 6 tightly with the master and is connected, the master holds the inboard that arm 6 places main frame 4 tightly, the auxilliary oil cylinder seat of holding oil cylinder 19 tightly is installed on the auxilliary framework 8, the auxilliary piston rod of holding oil cylinder 19 tightly is held arm 18 tightly and is connected with assisting, the auxilliary arm 18 of holding tightly places the inboard of assisting framework 8, all (second saves be used to holding blower fan tower barrel tightly with assisting the inboard of holding arm 18 tightly to lead the inboard of holding arm 6 tightly, the 3rd joint tower tube is also by lifting part, all tower tubes 17 are down the big little structure that), described lifting appliance is installed on the main frame 14.As conventional application demand, described lifting appliance comprises arm 1, winch 2, steel rope 11 and suspension hook 12; Arm is 2, is installed on respectively on two main beams 10 above the main frame 14.For the ease of regulating the luffing angle of arm 1, two pitching oil cylinders 13 that are used for the luffing angle of adjustment arm 1 are installed between arm 1 and the main frame 14; In order can the decline of back tower crane to be installed and to disassemble at fan blade, be equipped with on the main frame 14 and return oil cylinder 15, tower crane arm 1 adjusted by pitching oil cylinder 13 upright position to-4 the degree about, tower crane can drop to ground, removing arm 1 is continued to adjust about arm 1 to-20 degree by pitching oil cylinder 13, the piston rod that returns oil cylinder 15 is connected with the hanger of arm 1, returns oil cylinder 15 working suspension arms 1 and is put into the ground dismounting.
As Fig. 1, Fig. 2, Fig. 4 and shown in Figure 5, main frame 14 comprises three head trees 9 and six roots of sensation main beam 10, the upper end of three head trees 9 is alternate with three main beams wherein 10 respectively to be connected and to form triangle, the lower end of three head trees 9 is alternate with other three main beams 10 respectively to be connected and to form triangle, the lower end of two arms 1 is installed on two main beams 10 above the main frame 14 by the arm mount pad respectively, and winch 2 is installed on the main beam 10 above the main frame 14 position near head tree 9; Auxilliary framework 8 is positioned at the inboard of main frame 14, and auxilliary framework 8 comprises that three auxilliary columns 28 and 31, three auxilliary columns 28 of three auxilliary crossbeams and three auxilliary crossbeams 31 are alternate and is connected and forms triangle; The oil cylinder seat of three hoist cylinders 16 and piston rod respectively with main frame 14 in above three main beams 10 and three auxilliary 31 corresponding connections of crossbeam of auxilliary framework 8, each hoist cylinder 16 lays respectively between two head trees 9.
As Fig. 1, Fig. 3, Fig. 4 and shown in Figure 5, master holds oil cylinder 5 and master tightly and holds arm 6 tightly and constitute a master and hold the unit tightly, it is six that described master holds the unit tightly, wherein three masters master of holding the unit tightly oil cylinder seat of holding oil cylinder 5 tightly is installed on the middle and upper part of three head trees 9 respectively, and the oil cylinder seat that the master that other three masters hold the unit tightly holds oil cylinder 5 tightly is installed on the middle and lower part of three head trees 9 respectively; Above three masters hold arm 6 tightly and hold tightly between the arm 6 by being connected column 7 captive joints with following three masters, the inboard of head tree 9 outer ends is provided with main runner block 25 with the main corresponding position of arm 6 of holding tightly, main runner block 25 is provided with for column 7 leads and spacing main chute (not shown) to connecting, the outer end that connects column 7 is connected with master slider 26, the end of master slider 26 is boss structures and matches with main chute, it is spacing that master slider 26 is subjected to main chute in plummet and left and right horizontal direction, and master slider 26 can move in main chute; One auxilliary holds oil cylinder 19 tightly and the auxilliary arm 18 of holding tightly constitutes an auxilliary unit of holding tightly, and described auxilliary to hold the unit tightly be three, and three auxilliary auxilliary oil cylinder seats of holding oil cylinder 19 tightly of holding the unit tightly are installed on respectively on three auxilliary columns 28; The inboard of auxilliary column 28 is provided with and assists runner block 29 with the auxilliary corresponding position of arm 18 of holding tightly, auxilliary runner block 29 is provided with for holding to auxilliary that arm 18 leads and spacing auxilliary chute (not shown) tightly, holds auxilliary slide block 30 and the auxilliary chute that arm 18 is connected tightly and cooperatively interacts with auxilliary; Six masters hold tightly unit and three auxilliary hold tightly the unit be centered around equably tower tube 17 around.Fig. 4 also shows disintegration combination pin 27.
As Fig. 3 and shown in Figure 6, the main arm 6 of holding tightly comprises and compresses equalizer bar 20, clamping frame 23 and rubber pad 24(can adopt the ordinary rubber tire to make), an end that compresses equalizer bar 20 is held oil cylinder 5 plummets tightly and is hinged with main, the other end that compresses equalizer bar 20 is the "T"-shaped structure 21 of level, two jiaos of "T"-shaped structure 21 are hinged with an end plummet of two clamping frames 23 respectively, rubber pad 24 is installed on the other end of clamping frame 23, the outer end of rubber pad 24 compresses with the tube wall of blower fan tower barrel 17 and contacts, clamping frame 23 can horizontally rotate respectively around its hinge, to blower fan tower barrel 17 energy automatic alignings; Clamping frame 23 is " V " shape " T " cabinet frame, the single head end plummet of " V " shape " T " cabinet frame is connected and installed on two jiaos of "T"-shaped structure 21, a plurality of rubber pads 24 are installed on the double end end of " V " shape " T " cabinet frame respectively, compressing the "T"-shaped structure 21 of equalizer bar 20 and " V " shape structure of clamping frame 23 is point-like diffusive force transferring structures, namely 1 minute 2,2 minutes 4 power transferring structure, this also is to solve reducing blower fan tower barrel 17 structures to automatic aligning in its compaction process.In the said structure, the rotatable characteristic of clamping frame 23 is conducive to make main 6 pairs of blower fan tower barrels of arm, the 17 energy automatic alignings of holding tightly, makes it be in the optimum position, and 24 of rubber pads can increase friction force, reduce hard contact infringement.Also show aligning axle 22 among Fig. 6, be the S. A. of clamping frame 23.
In conjunction with Fig. 3 and Fig. 6, it is auxilliary that to hold arm 18 tightly similar but simplify more with main structure of holding arm 6 tightly, auxilliary hold arm 18 tightly and comprise that compresses a dowel bar, a clamping frame and two rubber pads, an end that compresses dowel bar is held oil cylinder 19 tightly and is connected with auxilliary, the other end and the clamping frame plummet that compress dowel bar are hinged, clamping frame is " V " shape " T " cabinet frame, the single head end of " V " shape " T " cabinet frame with compress the dowel bar plummet and be hinged, two rubber pads are installed on " T " word montant of double end end of " V " shape " T " cabinet frame, and rubber pad is used for compressing with the tube wall of blower fan tower barrel 17 and contacts.Here to compress dowel bar, clamping frame and rubber pad all unmarked, this is because auxilliary structure of holding arm 18 tightly, the just structure of holding arm 6 tightly with reference to master shown in Figure 6 are shown among the figure.Here the auxilliary structure of not mentioning of holding arm 18 tightly is consistent with the main counter structure of holding arm 6 tightly.
The principle of design that self-elevating tower crane is adhered in wind power equipment lifting of the present invention is as follows:
(1) utilizes the strength and stiffness of blower fan tower barrel 17 self, its intensity is that blower fan tower barrel 17 overcomes the lifting torque, rough calculation is more than sufficient, rigidity mainly is that the not ability of unstability of pressure is born in tube wall part when being subjected to lifting by crane pressure of blower fan tower barrel 17, its load-carrying capacity is to hold version tightly according to equicrural triangle, calculates with experimental examination definite by anchor wire (bar) number and the length of the caliber of blower fan tower barrel 17, thickness of pipe, enclasp device force transferring structure;
(2) the circumference equicrural triangle arranges that tower tube 17 is stressed, the length of head tree 9 is as the connector of the two triangle beaer of the axial distance of tower tube 17, be combined into main bench board, a leg-of-mutton limit is as the lift heavy orientation, the diametral load of the far-end angle strong point of last triangle body and two angle strong points of following triangle body near side (ns) forms lift heavy torque balance square, six power of equicrural triangle equate up and down with regard to the diametral load of balance square, the stress point that its leg-of-mutton stressed strong point namely is oil cylinder seat;
(3) it is stressed that the stressed character of point of equicrural triangle angle upper cylinder converts three tube wall faces of the circumference uniform distribution of tower tube 17 and certain axial length to, its structure is stress point symmetry up and down, radial symmetry one-to-two, two minutes four, it is stressed that namely the power of a point converts two or four lines to, 1.5MW 60 tons in cabin, 8 tons of arms, the lift heavy center of gravity is held the friction coefficient of 4 meters of oil cylinder 5 support intervals, rubber 24 tightly by 0.5 by 4 meters of outer walls, the platform of distance tower tube 17 are main up and down, the oil cylinder strong point is stressed to be about 60 tons, stressed by 4 lines (bar), every stressed 15 tons;
(4) connecting column 7 and association structure is that the power of main platform is to the conversion body of tower tube 17 transmission, the vertical force of main platform is to be delivered to master slider 26 by its main runner block 25 to be connected column 7, utilize master on the head tree 9 of main platform hold tightly oil cylinder 5 transmit pressure give compress that equalizer bar 20(compresses equalizer bar 20 and to be connected column 7 be to be rigidly connected), clamping frame 23 and rubber pad 24, namely be delivered to tower tube 17.
Installation, work and unloading process that self-elevating tower crane is adhered in wind power equipment lifting of the present invention are as follows:
(1) facility is installed: first segment tower tube 17 is by common crane lifting, the main platform that will only remain main beam 10 after will assembling afterwards hangs on chassis, integral body moves on to the installation site of tower tube 17 with it, and the main beam 10 of 9 of head trees is installed then, finishes the installation of main platform; Auxilliary platform is installed is reached and hoist cylinder 16, connect pitching oil cylinder 13, return oil cylinder 15, hydraulic efficiency pressure system possesses service conditions; Compress, hoist cylinder 16 enters control position; Lifting appliance is installed.
(2) working process: the climb middle and upper part of first segment tower tube 17 of this tower crane possesses the lifting second joint tower tube 17 after the condition of the lifting second joint tower tube 17; Lift the 3rd joint tower tube 17 by that analogy, joint portion lifting fan and other parts at 2~3 joint tower tubes 17 lift fan blade at last.Tower crane lifting (namely climb and descend) process is as follows: during lifting, main platform enclasp device unclamps, auxilliary platform enclasp device compresses, hoist cylinder 16 work, lifting master platform, reach desired location after main platform enclasp device compress, auxilliary platform unclamps, hoist cylinder 16 work, auxilliary platform liftable also can enter the lifting state.
(3) remove: the erecting equipment lifting is finished, arm 1 continues to face upward plumb position (the suspension hook coaster is near tower tube 17) facility to about-4 degree and descends, platform is placed down on the track chassis, arm 1 bends down unloading the bar direction, connect about-10 degree and return oil cylinder 15, remove pitching oil cylinder 13, arm 1 continues nutation, before 45 degree suspension hook 12 is put off on ground, arm 1 nutation is lifted by crane by crane near ground the time and dismantles; If only only remove main beam 10 for the main platform of transition, auxilliary, platform is only removed the contact part-structure that the auxilliary platform of influence withdraws from; Make the parts transition as much as possible on the head tree 9 of main platform.

Claims (10)

1. self-elevating tower crane is adhered in a wind power equipment lifting, comprise lifting appliance, it is characterized in that: also comprise main frame, the main oil cylinder of holding tightly, the main arm of holding tightly, auxilliary framework, the auxilliary oil cylinder of holding tightly, auxilliary arm and the hoist cylinder held tightly, the axial direction of described hoist cylinder is vertical direction, the oil cylinder seat of described hoist cylinder is connected with described auxilliary framework with described main frame respectively with piston rod, the oil cylinder seat that described master holds oil cylinder tightly is installed on the described main frame, the piston rod that described master holds oil cylinder tightly is held arm tightly with described master and is connected, described master holds the inboard that arm places described main frame tightly, the described auxilliary oil cylinder seat of holding oil cylinder tightly is installed on the described auxilliary framework, the described auxilliary piston rod of holding oil cylinder tightly is held arm tightly and is connected with described assisting, the described auxilliary inboard that arm places described auxilliary framework of holding tightly, described master holds the inboard of arm and described auxilliary inboard of holding arm tightly tightly all be used to holding blower fan tower barrel tightly, and described lifting appliance is installed on the described main frame.
2. self-elevating tower crane is adhered in wind power equipment lifting according to claim 1, it is characterized in that: described main frame comprises three head trees and six roots of sensation main beam, the upper end of three described head trees is alternate with three described main beams wherein respectively to be connected and to form triangle, the lower end of three described head trees is alternate with other three described main beams respectively to be connected and to form triangle, and described lifting appliance is installed on the described main beam above the described main frame; Described auxilliary framework is positioned at the inboard of described main frame, and described auxilliary framework comprises three auxilliary columns and three auxilliary crossbeams, and three described auxilliary columns are alternate with three described auxilliary crossbeams to be connected and to form triangle; The oil cylinder seat of described hoist cylinder and piston rod respectively with described main frame in above described main beam and the auxilliary crossbeam of described auxilliary framework be connected, described hoist cylinder is three, each described hoist cylinder lays respectively between two described head trees.
3. self-elevating tower crane is adhered in wind power equipment lifting according to claim 2, it is characterized in that: described master holds oil cylinder and described master tightly and holds arm tightly and constitute a master and hold the unit tightly, it is six that described master holds the unit tightly, wherein three described masters master of holding the unit tightly oil cylinder seat of holding oil cylinder tightly is installed on the middle and upper part of three described head trees respectively, and the oil cylinder seat that the master that other three described masters hold the unit tightly holds oil cylinder tightly is installed on the middle and lower part of three described head trees respectively; One described auxilliary holds oil cylinder tightly and the described auxilliary arm of holding tightly constitutes an auxilliary unit of holding tightly, and described auxilliary to hold the unit tightly be three, and three described auxilliary auxilliary oil cylinder seats of holding oil cylinder tightly of holding the unit tightly are installed on respectively on three described auxilliary columns.
4. self-elevating tower crane is adhered in wind power equipment lifting according to claim 3, it is characterized in that: three top described masters hold arm tightly and hold tightly between the arm by being connected the column captive joint with following three described masters, the inboard of described head tree outer end is held the corresponding position of arm tightly with described master and is provided with main runner block, described main runner block is provided with for described connection column being led and spacing main chute, the outer end of described connection column is connected with master slider, the end of described master slider is boss structure and matches with described main chute, it is spacing that described master slider is subjected to described main chute in plummet and left and right horizontal direction, and described master slider can move in described main chute.
5. self-elevating tower crane is adhered in wind power equipment lifting according to claim 2, it is characterized in that: the inboard of described auxilliary column auxilliary held the corresponding position of arm tightly and is provided with auxilliary runner block with described, described auxilliary runner block is provided with for auxilliary holding that arm leads and spacing auxilliary chute tightly to described, auxilliaryly holds auxilliary slide block and the described auxilliary chute that arm is connected tightly and cooperatively interacts with described.
6. adhere to self-elevating tower crane according to any one described wind power equipment lifting among the claim 1-5, it is characterized in that: described master holds arm tightly and comprises and compress equalizer bar, clamping frame and rubber pad, a described end that compresses equalizer bar is held oil cylinder tightly with described master and is connected, the described other end that compresses equalizer bar is the "T"-shaped structure of level, two jiaos of described "T"-shaped structure are connected with an end of two described clamping frames respectively, described rubber pad is installed on the other end of described clamping frame, and the outer end of described rubber pad compresses with the tube wall of described blower fan tower barrel and contacts.
7. self-elevating tower crane is adhered in wind power equipment lifting according to claim 6, it is characterized in that: a described end that compresses equalizer bar and described master hold the oil cylinder plummet tightly and are hinged, and two jiaos of described "T"-shaped structure are hinged with an end plummet of two described clamping frames respectively; Described clamping frame is " V " shape " T " cabinet frame, the single head end plummet of described " V " shape " T " cabinet frame is connected and installed on two jiaos of described "T"-shaped structure, a plurality of described rubber pads are installed on the double end end of described " V " shape " T " cabinet frame respectively, describedly compress the "T"-shaped structure of equalizer bar and " V " shape structure of described clamping frame is point-like diffusive force transferring structure.
8. adhere to self-elevating tower crane according to any one described wind power equipment lifting among the claim 1-5, it is characterized in that: describedly auxilliary hold arm tightly and comprise that compresses a dowel bar, a clamping frame and two rubber pads, a described end that compresses dowel bar is auxilliaryly held oil cylinder tightly and is connected with described, the described other end and the described clamping frame plummet that compresses dowel bar is hinged, described clamping frame is " V " shape " T " cabinet frame, the single head end of described " V " shape " T " cabinet frame and the described dowel bar plummet that compresses are hinged, two described rubber pads are installed on " T " word montant of double end end of described " V " shape " T " cabinet frame, and described rubber pad is used for compressing with the tube wall of described blower fan tower barrel and contacts.
9. adhere to self-elevating tower crane according to any one described wind power equipment lifting among the claim 1-5, it is characterized in that: described lifting appliance comprises arm, winch, steel rope and suspension hook; Described arm is 2, is installed on respectively on two described main beams above the described main frame.
10. self-elevating tower crane is adhered in wind power equipment lifting according to claim 9, it is characterized in that: the pitching oil cylinder for the luffing angle of adjusting described arm is installed between described arm and the described main frame.
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CN110944928B (en) * 2017-07-27 2021-06-29 Sl接入系统公司 Lifting assembly for lifting a component to a wind turbine and method of using the same

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