CN102659015A - Lifting machine tool for impellers of offshore wind turbines - Google Patents
Lifting machine tool for impellers of offshore wind turbines Download PDFInfo
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- CN102659015A CN102659015A CN2012101716132A CN201210171613A CN102659015A CN 102659015 A CN102659015 A CN 102659015A CN 2012101716132 A CN2012101716132 A CN 2012101716132A CN 201210171613 A CN201210171613 A CN 201210171613A CN 102659015 A CN102659015 A CN 102659015A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The invention provides a lifting machine tool for impellers of offshore wind turbines. The lifting machine tool comprises a swing arm component, a spring locking component, a swing arm rotation component, a rolling wheel adjustment component and a hydraulic cylinder power component. The bottom side of the swing arm component is connected with the swing arm rotation component through a pin shaft and the top side thereof is connected with the rolling wheel adjustment component. The hydraulic cylinder power component comprises a bottom hydraulic cylinder and an adjustment hydraulic cylinder. Two ends of the adjustment hydraulic cylinder are connected with the swing arm component and the rolling wheel adjustment component respectively through pin shafts. Two ends of the bottom hydraulic are connected with the swing arm component and the swing arm rotation component respectively so as to control rotation of the swing arm rotation component. The lifting center of the lifting machine tool is suspended on a main lifting hook. The tail end of a swing arm is fixedly connected with a hub of an impeller. The impeller can be overturned in the air and subjected to compensation of elevation angle conveniently and quickly by the aid of an auxiliary hook, so that elevation requirements can be met. Besides, offshore mounting efficiency can be effectively improved and offshore mounting cost can be saved.
Description
Technical field
The present invention relates to hanging device, relate in particular to a kind of offshore wind generating impeller hoisting machine tool of suitable marine operation environment.
Background technology
The wind-powered electricity generation cause is moved towards the ocean from land, and the installation question that brings therefrom just emerges.How actv. utilizes installation resource and arranges installation procedure directly to have influence on the length of marine operation time.The marine operation time directly influences marine cost of installation again, and then is related to the economic benefit of electric field.Through estimation, marine wind electric field must rely on the finance of country to help and could survive at present, and therefore how the marine cost of installation of effective saving is particularly important to the further development of offshore wind farm cause.At sea in the construction of wind energy turbine set, the hoisting process of offshore wind generating impeller is complicated, and it is too much to take the marine set-up time, and how fast speed is realized being connected between impeller and the dynamo room main shaft, has become the domestic and international marine problem demanding prompt solution that lifts.
At present, when impeller being carried out integral hoisting abroad, the rope tractive solution elevation deflection problems of slipping that rely on more.Such workboat is difficult to satisfy the requirement of two aspect deflections, complicated operating process.The aerial adjustment mode that U.S. GE company adopts satisfies the requirement of impeller upset and elevation angle compensation.Because accurate contraposition between accurate contraposition, upper column tube and the cabin between accurate contraposition, bottom tower tube and the upper column tube in the aerial adjustment process between needs assurance bottom tower tube and the blower foundation flange and the accurate contraposition between impeller hub and the cabin.Will carry out so many construction link and installation exercise at sea continuously, difficulty is very big, and onboard crane has been had higher requirement, has increased hoisting difficulty simultaneously.Therefore, the hoisting technology that is used for the offshore wind generating impeller of marine wind electric field still remains further to be improved.
Summary of the invention
Main purpose of the present invention is to overcome the above-mentioned shortcoming that existing product exists; And a kind of offshore wind generating impeller hoisting machine tool is provided, it mainly comprises swing arm assembly, scroll wheel adjustment assembly, spring latch assembly, swing arm gyro black assembly and hydraulic power pack; Slinging of this hoisting machine tool a little is suspended on the main suspension hook, and hoisting machine tool swing arm tail end and impeller hub are fixed, hangs the upset that realizes impeller under the assistance in pair; The compensation of the impeller elevation angle realizes through the relative position that changes main suspension centre and center of gravity; Be convenient to adjust the impeller angle excursion, to satisfy the requirement of the impeller elevation angle, the aerial upset of convenient and swift realization impeller and elevation angle compensation; Effectively improve marine installation effectiveness, practice thrift marine erected cost.
The objective of the invention is to realize by following technical scheme.
Offshore wind generating impeller hoisting machine tool of the present invention is characterized in that, mainly comprises swing arm assembly 1, spring latch assembly 2, swing arm gyro black assembly 3, scroll wheel adjustment assembly 4 and hydraulic actuating cylinder Power Component; This swing arm assembly 1 bottom side is connected with swing arm gyro black assembly 3 through bearing pin, and the top side is connected with scroll wheel adjustment assembly 4; This hydraulic actuating cylinder Power Component comprises bottom hydraulic actuating cylinder 31 and modulated pressure cylinder 45; Modulated pressure cylinder 45 two ends connect swing arm assembly 1 and roller adjustment assembly 4 through bearing pin respectively; Hydraulic actuating cylinder 31 two ends in bottom are connected with swing arm gyro black assembly 3 with swing arm assembly 1 respectively, with control swing arm gyro black assembly 3 gyroscopic movements.
Aforesaid offshore wind generating impeller hoisting machine tool, wherein swing arm assembly 1 is the hoisting machine tool assembly, it mainly comprises frame 11, swing arm 12, subtract wag the tail 13, bearing pin 14, left limit piece 15, right limit piece 16, connecting panel 17 and 17 ' and uropore 18; This frame 11 is an i-beam structure; Left limit piece 15 is through being bolted to frame 11 top side left ends; Right limit piece 16 is through being bolted to frame 11 top central portion; Frame 11 right-hand members have connected and subtract subtracting of the effect of shaking and wag the tail 13, and the left end bottom side is provided with two connecting panels 17,17 ', and these two connecting panels 17,17 ' are respectively equipped with cooresponding lockpin hole and pin shaft hole; These swing arm 12 tops are the plate body; This plate body top be provided with lockpin hole 19 and pin shaft hole and be located in two connecting panels 17, between 17 '; This bearing pin 14 be located in two connecting panels 17,17 ' with the pin shaft hole of plate body after; Two connecting panels 17,17 ' are connected with swing arm 12, the lock pin 21 of spring latch assembly 2 be located in two connecting panels 17,17 ' with the lockpin hole 19 of plate body in, these swing arm 12 plate body bottoms connect establishes the plate body that section is the U font; This U font plate body inboard is provided with three reinforcement gussets of strengthening swing arm 12 intensity, and the two ends of U font plate body opening part are respectively equipped with uropore 18.
Aforesaid offshore wind generating impeller hoisting machine tool, wherein spring latch assembly 2 mainly comprises lock pin 21, sleeve 22, screw rod 23, spring 24, nut 25, tube end-stopping plate 26, fluted nut 27 and spring cotter 28; Sleeve 22 1 ends are provided with flange ring, and the other end is provided with an end-stopping plate 26, and it is axially arranged with two chutes 221 of symmetry; This screw rod 23 is located in sleeve 22 inside and sleeve 22 outsides are stretched out at two ends respectively; Sheathed spring 24 in screw rod 23 middle parts and nut 25; This screw rod 23 stretches out the stubborn fluted nut 27 of establishing of 22 end-stopping plates of sleeve, 26 exterior ends; This fluted nut 27 is locked by the spring cotter that plays antiskid function 28, makes an end-stopping plate 26 fixing with sleeve 22, and this screw rod 23 stretches out the sheathed lock pin 21 of an end that sleeve 22 is provided with flange ring; This lock pin 21 is located in the lockpin hole of two connecting panels 17,17 ' lockpin hole 19 and plate body, and a connecting panel of sleeve 22 flange rings and swing arm assembly 1 is spirally connected; Be respectively equipped with the handle 211,251 of protrusion on this lock pin 21 and the nut 25, this handle 211,251 is located in the chute outside respectively.
Aforesaid offshore wind generating impeller hoisting machine tool, wherein swing arm gyro black assembly 3 comprises bottom hydraulic actuating cylinder 31, bearing pin 32, two connecting rods 33 and 33 ', chute 34, cliding joint 35 and extension rods 36; This chute 34 is the cell body that mouthful word removes a top horizontal shape for section, is respectively equipped with sliding eye 341,341 ' on this cell body two side; Two connecting rods 33,33 ' lay respectively at the outside of chute 34 two sides; This two connecting rods 33, an end of 33 ' are connected with cliding joint 35 respectively; And two connecting rods 33,33 ' the other end are connected with swing arm 12 upper board bodies through bearing pin 32 respectively, make swing arm 12 around bearing pin 32 rotations; This cliding joint 35 is for the column type steel column and be positioned at chute 34 inside, and the two ends of this cliding joint 35 are connected in sliding eye 341,341 ' with connecting rod 33, an end of 33 ' respectively, make cliding joint 35 along chute 35 slips; Extension rod 36 1 ends and cliding joint 35 side walls hinged, the hinged bottom of other end hydraulic actuating cylinder 31 piston ends; The cylinder body end of this bottom hydraulic actuating cylinder 31 is fixed on frame 11 bottom sides, and piston end is connected with extension rod 36, and this bottom hydraulic actuating cylinder 31 orders about extension rod 36 motions, further drives the motion of swing arm 12.
Aforesaid offshore wind generating impeller hoisting machine tool, wherein scroll wheel adjustment assembly 4 comprises roller 41, projecting shaft 42, bearing 43, bolt 44, modulated pressure cylinder 45, hangs piece 46, suspension centre 47 and baffle plate 48; Hang piece 46 is the U font for section frame body; Hang the piece bottom and be provided with chute 461; The upper end that this section is U font frame body both sides outer wall is respectively equipped with the suspension centre 47 of two symmetrical distributions, and the lower end of both sides outer wall connects baffle plates 48 through a plurality of bolts 44 respectively, is respectively equipped with two cover bearings 43 on these two baffle plates 48; Every cover bearing 43 is connected with a roller 41 through projecting shaft 42; Four rolling 41 is corresponding in twos, and section is U font frame body one bottom portion captive joint modulated pressure cylinder 45 piston ends between two side shields 48, and these modulated pressure cylinder 45 cylinder body end are fixed on the top side of frame 11; And frame 11 is located in scroll wheel adjustment assembly 4 and hangs piece 46 bottoms and between two baffle plates 48, roller 41 is slided in the I-beam section of frame 11.
The beneficial effect of offshore wind generating impeller hoisting machine tool of the present invention has generator impeller is aloft lifted and the stack-mounted function, make the offshore wind generating fitting operation flexibly, convenient, and can shorten the marine operation time, guarantee offshore construction safety; In addition, this hoisting machine tool seat transport is steady.
Description of drawings:
Fig. 1 is an offshore wind generating impeller hoisting machine tool integral structure scheme drawing of the present invention.
Fig. 2 is offshore wind generating impeller hoisting machine tool scroll wheel adjustment unit construction scheme drawing of the present invention.
Fig. 3 implements view for offshore wind generating impeller hoisting machine tool of the present invention.
Fig. 4 is an offshore wind generating impeller hoisting machine tool swing arm assembly structural representation of the present invention.
Fig. 5 A is offshore wind generating impeller hoisting machine tool spring locking unit construction scheme drawing of the present invention.
Fig. 5 B is the cut-away view of structure shown in Fig. 5 A.
Fig. 6 is an offshore wind generating impeller hoisting machine tool swing arm gyro black assembly scheme drawing of the present invention.
Main label declaration among the figure: 1 swing arm assembly; 2 spring latch assemblies; 3 swing arm gyro black assemblies; 4 scroll wheels adjustment assembly; 11 frames; 12 swing arms; 13 subtract and wag the tail; 14 bearing pins; 15 left limit pieces; 16 right limit pieces; 17 connecting panels; 18 uropores; 19 lockpin holes; 21 lock pins; 211 handles; 22 sleeves; 221 chutes; 23 screw rods; 24 springs; 25 nuts; 251 handles; 26 end-stopping plates; 27 fluted nuts; 28 spring cotters; 31 bottom hydraulic actuating cylinders; 32 bearing pins; 33 connecting rods; 34 chutes; 341 sliding eyes; 341 ' sliding eye; 35 cliding joints; 36 extension rods; 41 rollers; 42 projecting shafts; 43 bearings; 44 bolts; 45 modulated pressure cylinders; 46 hang piece; 461 chutes; 47 suspension centres; 48 baffle plates; The A impeller; G impeller center of gravity.
The specific embodiment
Extremely shown in Figure 6 like Fig. 1, offshore wind generating impeller hoisting machine tool of the present invention, it mainly comprises swing arm assembly 1, spring latch assembly 2, swing arm gyro black assembly 3, scroll wheel adjustment assembly 4 and hydraulic actuating cylinder Power Component; This swing arm assembly 1 bottom side is connected with swing arm gyro black assembly 3 through bearing pin, and the top side is connected with scroll wheel adjustment assembly 4; This hydraulic actuating cylinder Power Component comprises bottom hydraulic actuating cylinder 31 and modulated pressure cylinder 45; Modulated pressure cylinder 45 two ends connect swing arm assembly 1 and roller adjustment assembly 4 through bearing pin respectively; Hydraulic actuating cylinder 31 two ends in bottom are connected with swing arm gyro black assembly 3 with swing arm assembly 1 respectively, with control swing arm gyro black assembly 3 gyroscopic movements.
Extremely shown in Figure 6 like Fig. 1; Offshore wind generating impeller hoisting machine tool of the present invention; Wherein, this swing arm assembly 1 is the hoisting machine tool assembly, it mainly comprises frame 11, swing arm 12, subtract wag the tail 13, bearing pin 14, left limit piece 15, right limit piece 16, connecting panel 17 and 17 ' and uropore 18; This frame 11 is an i-beam structure; Left limit piece 15 is through being bolted to frame 11 top side left ends; Right limit piece 16 is through being bolted to frame 11 top central portion; Frame 11 right-hand members have connected and subtract subtracting of the effect of shaking and wag the tail 13, and the left end bottom side is provided with two connecting panels 17,17 ', and these two connecting panels 17,17 ' are respectively equipped with cooresponding lockpin hole and pin shaft hole; These swing arm 12 tops are the plate body; This plate body top be provided with lockpin hole 19 and pin shaft hole and be located in two connecting panels 17, between 17 '; This bearing pin 14 be located in two connecting panels 17,17 ' with the pin shaft hole of plate body after; Two connecting panels 17,17 ' are connected with swing arm 12, the lock pin 21 of spring latch assembly 2 be located in two connecting panels 17,17 ' with the lockpin hole 19 of plate body in, these swing arm 12 plate body bottoms connect establishes the plate body that section is the U font; This U font plate body inboard is provided with three reinforcement gussets of strengthening swing arm 12 intensity, and the two ends of U font plate body opening part are respectively equipped with uropore 18.This spring latch assembly 2 mainly comprises lock pin 21, sleeve 22, screw rod 23, spring 24, nut 25, tube end-stopping plate 26, fluted nut 27 and spring cotter 28; Sleeve 22 1 ends are provided with flange ring, and the other end is provided with an end-stopping plate 26, and it is axially arranged with two chutes 221 of symmetry; This screw rod 23 is located in sleeve 22 inside and sleeve 22 outsides are stretched out at two ends respectively; Sheathed spring 24 in screw rod 23 middle parts and nut 25; This screw rod 23 stretches out the stubborn fluted nut 27 of establishing of 22 end-stopping plates of sleeve, 26 exterior ends; This fluted nut 27 is locked by the spring cotter that plays antiskid function 28, makes an end-stopping plate 26 fixing with sleeve 22, and this screw rod 23 stretches out the sheathed lock pin 21 of an end that sleeve 22 is provided with flange ring; This lock pin 21 is located in the lockpin hole of two connecting panels 17,17 ' lockpin hole 19 and plate body, and a connecting panel of sleeve 22 flange rings and swing arm assembly 1 is spirally connected; Be respectively equipped with the handle 211,251 of protrusion on this lock pin 21 and the nut 25, this handle 211,251 is located in the chute outside respectively.This swing arm gyro black assembly 3 comprises bottom hydraulic actuating cylinder 31, bearing pin 32, two connecting rods 33 and 33 ', chute 34, cliding joint 35 and extension rods 36; This chute 34 is the cell body that mouthful word removes a top horizontal shape for section, is respectively equipped with sliding eye 341,341 ' on this cell body two side; Two connecting rods 33,33 ' lay respectively at the outside of chute 34 two sides; This two connecting rods 33, an end of 33 ' are connected with cliding joint 35 respectively; And two connecting rods 33,33 ' the other end are connected with swing arm 12 upper board bodies through bearing pin 32 respectively, make swing arm 12 around bearing pin 32 rotations; This cliding joint 35 is for the column type steel column and be positioned at chute 34 inside, and the two ends of this cliding joint 35 are connected in sliding eye 341,341 ' with connecting rod 33, an end of 33 ' respectively, make cliding joint 35 along chute 35 slips; Extension rod 36 1 ends and cliding joint 35 side walls hinged, the hinged bottom of other end hydraulic actuating cylinder 31 piston ends; The cylinder body end of this bottom hydraulic actuating cylinder 31 is fixed on frame 11 bottom sides, and piston end is connected with extension rod 36, and this bottom hydraulic actuating cylinder 31 orders about extension rod 36 motions, further drives the motion of swing arm 12.This scroll wheel adjustment assembly 4 comprises roller 41, projecting shaft 42, bearing 43, bolt 44, modulated pressure cylinder 45, hangs piece 46, suspension centre 47 and baffle plate 48; Hang piece 46 is the U font for section frame body; Hang the piece bottom and be provided with chute 461; The upper end that this section is U font frame body both sides outer wall is respectively equipped with the suspension centre 47 of two symmetrical distributions, and the lower end of both sides outer wall connects baffle plates 48 through a plurality of bolts 44 respectively, is respectively equipped with two cover bearings 43 on these two baffle plates 48; Every cover bearing 43 is connected with a roller 41 through projecting shaft 42; Four rolling 41 is corresponding in twos, and section is U font frame body one bottom portion captive joint modulated pressure cylinder 45 piston ends between two side shields 48, and these modulated pressure cylinder 45 cylinder body end are fixed on the top side of frame 11; And frame 11 is located in scroll wheel adjustment assembly 4 and hangs piece 46 bottoms and between two baffle plates 48, roller 41 is slided in the I-beam section of frame 11.
When offshore wind generating impeller hoisting machine tool of the present invention used, on main suspension hook, hung through suspender belt and be connected the root of blade relative with facility by pair through strip suspension for the suspension centre on hoisting machine tool top.The master hangs with pair and hangs with the step rising during beginning, and the impeller A level of aerogenerator is mentioned; After the impeller of aerogenerator rose to predetermined altitude (does not bump against on impeller and deck after guaranteeing to overturn), pair was hung and is stopped to rise, and main hanging continues to promote; Along with the diff-H that major-minor produces between hanging, the swing arm of hoisting machine tool is rotated round the connection bearing pin of frame, and the impeller of aerogenerator begins turning.After treating that pair is hung fully not bearing load, switching process finishes, and the lock pin of the spring pin locking device of this moment is released, and the relative position of swing arm and I-beam section is fixed.According to the alignment case adjustment impeller elevation angle of impeller and machinery space, drag roller set through control modulated pressure cylinder and realize that the relative position between roller adjustment assembly and swing arm gyro black assembly two parts changes, and accomplishes impeller elevation angle compensation process.Artificial annexation of removing hoisting machine tool and wheel hub after process is accomplished, main hanging transferred to suspender on the deck.Turn the fluted nut of spring pin locking device, promote roller, discharge the fixed relationship between swing arm and the frame I-beam section through the modulated pressure cylinder; Also use the lock pin of spring pin locking device locked once more the swing arm withdrawal through control bottom hydraulic actuating cylinder.
The principle of work of offshore wind generating impeller hoisting machine tool of the present invention:
How solving elevation angle compensation problem is main task of the present invention; This hoisting machine tool is to realize elevation angle compensation through the relative position relation that changes between main suspension centre and the impeller center of gravity G, and the adjustment of relative position mainly realizes through modulated pressure system tractive or promotion roll wheel assembly between main suspension centre and the center of gravity.
Swing arm gyro black assembly of the present invention is the major part of whole hoisting machine tool, and it is connected one with other four assemblies and accomplishes predetermined action.In order to realize the aerial upset of impeller, this hoisting machine tool is divided into upper component and lower member, connects through bearing pin between the member of upper and lower, thereby guarantees can freely swing between two members.Upper component comprises scroll wheel adjustment assembly and swing arm assembly, and the frame of swing arm assembly adopts the welded plate i-beam structure, and is secondary to guarantee forming symmetrical PURE ROLLING between I-beam section and the scroll wheel.Lower member comprises swing arm gyro black assembly and spring latch assembly; Impeller is after upset finishes; The spring latch assembly is locked with swing arm and I-beam section frame automatically, and through modulated pressure cylinder tractive or promotion roller adjustment assembly sway, roller rolls and changes the relative position of suspension centre and impeller center of gravity G; Thereby broken this balance of original quiescence, impeller A is deflected.When impeller deflects into when vertical with the machinery space main shaft, control modulated pressure system is locked, and the lock pin of the spring pin locking device of this moment is released, the relative position of swing arm and I-beam section is fixed, and the completion of elevation angle compensation process, as shown in Figure 3.Because the motion between roller and the I-beam section frame belongs to pure rolling, so the modulated pressure cylinder only needs very little pressure just can drag roller adjustment assembly; Roller is fixed on the baffle plate through projecting shaft, and with to hang piece fixed, the chute that hangs the piece bottom is stuck in the I-beam section top side to baffle plate with the bolt group; Guarantee that it can only roll along the horizontal direction of I-beam section frame; Because impeller weight is bigger, thus adopt roller and I-beam section to be combined into the non-sliding rolling friction pair, with the size that reduces hydraulic actuating cylinder and the pressure of hydraulic oil source; And connection is more reliable like this, makes more compact structure.
As shown in Figure 4, the swing arm assembly comprises frame 11, swing arm 12, subtract wag the tail 13, bearing pin 14, left limit piece 15 and right limit piece 16, frame 11 is the i-beam structure of plate body welding; The swing arm assembly is these facility total supporting body, and swing arm 12 is fixed with impeller A through two groups of uropores 18 of its afterbody, and its top is hinged through the connecting panel 17,17 ' of bearing pin and I-beam section bottom.When suspender was started working, swing arm 12 initial positions and I-beam section keeping parallelism, its tail end were cemented on the impeller A wheel hub; The pair suspender belt ties up to the blade afterbody of impeller A wheel hub another side, the main suspender of slinging, and pair is hung simultaneously and is worked; The impeller A level is lifted, and after impeller A rose to predetermined altitude or needs the position of installation, pair was hung motionless; Main hanging continues to raise, and swing arm 12 will be around bearing pin 14 swings, and impeller begins turning; Left limit piece 15 is in order to limit the rolling scope of scroll wheel, in order to avoid the roller set slippage causes hydraulic actuating cylinder 45 overloads with right limit piece 16.
Shown in Fig. 5 A, Fig. 5 B; After vertical position was put in swing arm 12, promptly the swing arm arc opening was towards bottom the time, and the center of gravity of hoisting machine tool and impeller A all is carried on the bearing pin 14; At this moment the lock pin 21 of spring latch assembly just with swing arm on lockpin hole aim at; Under the spring force effect, lock pin 21 passes auto lock in the lockpin hole of swing arm lockpin hole and frame 11 connecting panels, so just swing arm and I-beam section frame is fixed together.This spring latch assembly mainly comprises lock pin 21, sleeve 22, screw rod 23, spring 24, nut 25, tube end-stopping plate 26 and fluted nut 27; During the lifting beginning, turn fluted nut 27 rotates screw rod 23, promotes nut 25 holddown springs 24, and lock pin 21 tail ends are by the restriction of swing arm afterbody at this moment, and like this, spring 24 is compacted to maximum preload gradually.To swing to 21 pairs of its lockpin hole and lock pins punctual when swing arm 12, and spring 24 predetermincd tensions discharge, and lock pin passes lockpin hole, and swing arm is by locked fixing.After the impeller lifting was accomplished, hoisting machine tool was lowered on the deck, and manual reverse turn screw rod is return nut 25, and the load on the spring 24 all discharges, and retracted locked lock pin 21 by hand.After retracting lock pin 21 by hand; Drive bottom hydraulic actuating cylinder 31, make slide block 35, make swing arm 12 backswing through connecting rod 33,33 ' along chute 34 parallel motions; Thereby the uropore 18 of swing arm 12 tail ends is staggered with lock pin 21; Lock pin 21 axially movable degree of freedom are limited again, and this is the rotating working process of swing arm, and is as shown in Figure 6.
To shown in Figure 6, groundwork process of the present invention is following like Fig. 1:
(1) the main hoisting machine tool that plays, pair hang the root of blade of slinging and facing with hoisting machine tool through suspender belt, simultaneously the impeller level are lifted, and promptly probably need the position of installing when impeller rises to certain altitude, and pair is hung motionless, and main hanging continues to rise, the impeller upset.
(2) after the impeller upset finishes, locked swing arm of spring pin and I-beam section frame.Removing pair hangs.
(3) treat that impeller is stable, the modulated pressure system works, the elevation angle of adjustment impeller reaches best position.
(4) install after, suspender is separated with impeller, suspender is transferred.
(5) extract locked lock pin 21, the bottom hydraulic actuating cylinder leads to pressure oil, and initial position is got back in swing arm.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any pro forma restriction, every foundation technical spirit of the present invention all still belongs in the scope of technical scheme of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (5)
1. an offshore wind generating impeller hoisting machine tool is characterized in that, mainly comprises swing arm assembly (1), spring latch assembly (2), swing arm gyro black assembly (3), scroll wheel adjustment assembly (4) and hydraulic actuating cylinder Power Component; This swing arm assembly (1) bottom side is connected with swing arm gyro black assembly (3) through bearing pin, and the top side is connected with scroll wheel adjustment assembly (4); This hydraulic actuating cylinder Power Component comprises bottom hydraulic actuating cylinder (31) and modulated pressure cylinder (45); Modulated pressure cylinder (45) two ends connect swing arm assembly (1) and roller adjustment assembly (4) through bearing pin respectively; Bottom hydraulic actuating cylinder (31) two ends are connected with swing arm gyro black assembly (3) with swing arm assembly (1) respectively, with the gyroscopic movement of control swing arm gyro black assembly (3).
2. offshore wind generating impeller hoisting machine tool according to claim 1; It is characterized in that; Said swing arm assembly (1) is the hoisting machine tool assembly, and it mainly comprises frame (11), swing arm (12), subtracts wag the tail (13), bearing pin (14), left limit piece (15), right limit piece (16), connecting panel (17,17 ') and uropore (18); This frame (11) is an i-beam structure; Left limit piece (15) is through being bolted to frame (11) top side left end; Right limit piece (16) is through being bolted to frame (11) top central portion; Frame (11) right-hand member has connected and subtracts subtracting of the effect of shaking and wag the tail (13), and the left end bottom side is provided with two connecting panels (17,17 '), and these two connecting panels (17,17 ') are respectively equipped with cooresponding lockpin hole and pin shaft hole; This swing arm (12) top is the plate body; This plate body top is provided with lockpin hole (19) and pin shaft hole and is located between two connecting panels (17,17 '); After this bearing pin (14) is located in the pin shaft hole of two connecting panels (17,17 ') and plate body; Two connecting panels (17,17 ') are connected with swing arm (12); The lock pin (21) of spring latch assembly (2) is located in the lockpin hole of two connecting panels (17,17 ') and plate body; This swing arm (12) plate body bottom connects establishes the plate body that section is the U font, and this U font plate body inboard is provided with three reinforcement gussets of strengthening swing arm (12) intensity, and the two ends of U font plate body opening part are respectively equipped with uropore (18).
3. offshore wind generating impeller hoisting machine tool according to claim 1 and 2; It is characterized in that said spring latch assembly (2) mainly comprises lock pin (21), sleeve (22), screw rod (23), spring (24), nut (25), tube end-stopping plate (26), fluted nut (27) and spring cotter (28); Sleeve (22) one ends are provided with flange ring, and the other end is provided with an end-stopping plate (26), and it is axially arranged with two chutes (221) of symmetry; This screw rod (23) is located in sleeve (22) inside and sleeve (22) outside is stretched out at two ends respectively; Screw rod (23) middle part sheathed spring (24) and nut (25); This screw rod (23) stretches out the stubborn fluted nut (27) of establishing of the exterior end of sleeve (22) tube end-stopping plate (26); This fluted nut (27) is locked by the spring cotter that plays antiskid function (28); Make an end-stopping plate (26) and sleeve (22) fixing; This screw rod (23) stretches out the sheathed lock pin of an end (21) that sleeve (22) is provided with flange ring, and this lock pin (21) is located in the lockpin hole of lockpin hole (19) and plate body of two connecting panels (17,17 '), and a connecting panel of sleeve (22) flange ring and swing arm assembly (1) is spirally connected; Be respectively equipped with the handle (211,251) of protrusion on this lock pin (21) and the nut (25), handle (211,251) is located in the chute outside respectively.
4. offshore wind generating impeller hoisting machine tool according to claim 1 and 2; It is characterized in that said swing arm gyro black assembly (3) comprises bottom hydraulic actuating cylinder (31), bearing pin (32), two connecting rods (33,33 '), chute (34), cliding joint (35) and extension rod (36); This chute (34) is the cell body that mouthful word removes a top horizontal shape for section, is respectively equipped with sliding eye (341,341 ') on this cell body two side; Two connecting rods (33,33 ') lay respectively at the outside of chute (34) two side; One end of these two connecting rods (33,33 ') is connected with cliding joint (35) respectively; And the other end of two connecting rods (33,33 ') is connected with swing arm (12) upper board body through bearing pin (32) respectively, and swing arm (12) is rotated around bearing pin (32); This cliding joint (35) is for the column type steel column and be positioned at chute (34) inside; The two ends of this cliding joint (35) are connected in sliding eye (341,341 ') with an end of connecting rod (33,33 ') respectively, and cliding joint (35) is slided along chute (35); Extension rod (36) one ends and cliding joint (35) side walls hinged, the hinged bottom of other end hydraulic actuating cylinder (31) piston end; The cylinder body end of this bottom hydraulic actuating cylinder (31) is fixed on frame (11) bottom side, and piston end is connected with extension rod (36), and this bottom hydraulic actuating cylinder (31) orders about extension rod (36) motion, further drives the motion of swing arm (12).
5. offshore wind generating impeller hoisting machine tool according to claim 1 and 2; It is characterized in that said scroll wheel adjustment assembly (4) comprises roller (41), projecting shaft (42), bearing (43), bolt (44), modulated pressure cylinder (45), hangs piece (46), suspension centre (47) and baffle plate (48); Hang piece (46) is the U font for section frame body; Hang the piece bottom and be provided with chute (461); The upper end that this section is U font frame body both sides outer wall is respectively equipped with the suspension centre (47) of two symmetrical distributions; And the lower end of both sides outer wall connects baffle plate (48) through a plurality of bolts (44) respectively; Be respectively equipped with two cover bearings (43) on these two baffle plates (48), every cover bearing (43) is connected with a roller (41) through projecting shaft (42), and four rolling (41) correspondence in twos is positioned between two side shields (48); Section is U font frame body one bottom portion captive joint modulated pressure cylinder (45) piston end; This modulated pressure cylinder (45) cylinder body end is fixed on the top side of frame (11), and frame (11) is located in scroll wheel adjustment assembly (4) and hangs piece (46) bottom and be positioned between two baffle plates (48), and roller (41) is slided in the I-beam section of frame (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101716132A CN102659015A (en) | 2012-05-29 | 2012-05-29 | Lifting machine tool for impellers of offshore wind turbines |
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| CN2012101716132A CN102659015A (en) | 2012-05-29 | 2012-05-29 | Lifting machine tool for impellers of offshore wind turbines |
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| CN102659015A true CN102659015A (en) | 2012-09-12 |
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| CN2012101716132A Pending CN102659015A (en) | 2012-05-29 | 2012-05-29 | Lifting machine tool for impellers of offshore wind turbines |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842998A (en) * | 2012-09-29 | 2012-12-26 | 无锡市中达电机有限公司 | Hanging bracket special for motor rotor plug shaft |
| CN106865425A (en) * | 2017-04-14 | 2017-06-20 | 中交航局第二工程有限公司 | Hanging component mobile device and the offshore wind farm unit hoisting using the device |
| CN107399695A (en) * | 2017-07-27 | 2017-11-28 | 中车株洲电力机车研究所有限公司 | One kind screen cabinet electric plates upper plate device and method |
| CN108523551A (en) * | 2018-03-16 | 2018-09-14 | 上海吉库展览展示服务有限公司 | A kind of automobile big-elevation tensioning show stand and its operating method |
| CN108706343A (en) * | 2018-08-03 | 2018-10-26 | 北京昌益和自动化设备制造有限公司 | The automatic bottom sheet machine of production line of hollow glasses |
| CN110228752A (en) * | 2019-05-30 | 2019-09-13 | 巨力索具股份有限公司 | Adjustable sea wind turbine blade suspender and its hanging method |
| CN111285272A (en) * | 2018-03-28 | 2020-06-16 | 白杰 | Working method of inclined steel butt joint structure |
| CN113007010A (en) * | 2021-03-19 | 2021-06-22 | 华仪风能有限公司 | Wind wheel blade installation auxiliary equipment and control method thereof |
| CN113104717A (en) * | 2020-06-23 | 2021-07-13 | 新疆苏中建设工程有限公司 | Special self-locking lifting appliance for steel structure |
| CN114370042A (en) * | 2021-12-31 | 2022-04-19 | 中国电建集团海南电力设计研究院有限公司 | Stable assembly type offshore booster station |
| CN116902774A (en) * | 2023-09-14 | 2023-10-20 | 天津港航工程有限公司 | Single-hanging-point turning tool for impeller of high-capacity wind generating set and construction method of single-hanging-point turning tool |
| CN117509425A (en) * | 2024-01-05 | 2024-02-06 | 山东兖煤黑豹矿业装备有限公司 | A monorail crane lifting beam for colliery monorail crane locomotive |
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Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842998B (en) * | 2012-09-29 | 2014-12-10 | 中达电机股份有限公司 | Hanging bracket special for motor rotor plug shaft |
| CN102842998A (en) * | 2012-09-29 | 2012-12-26 | 无锡市中达电机有限公司 | Hanging bracket special for motor rotor plug shaft |
| CN106865425A (en) * | 2017-04-14 | 2017-06-20 | 中交航局第二工程有限公司 | Hanging component mobile device and the offshore wind farm unit hoisting using the device |
| CN106865425B (en) * | 2017-04-14 | 2018-06-29 | 中交一航局第二工程有限公司 | Hanging component mobile device and the offshore wind farm unit hoisting using the device |
| CN107399695B (en) * | 2017-07-27 | 2019-03-01 | 中车株洲电力机车研究所有限公司 | A kind of screen cabinet electric plates upper plate device and method |
| CN107399695A (en) * | 2017-07-27 | 2017-11-28 | 中车株洲电力机车研究所有限公司 | One kind screen cabinet electric plates upper plate device and method |
| CN108523551A (en) * | 2018-03-16 | 2018-09-14 | 上海吉库展览展示服务有限公司 | A kind of automobile big-elevation tensioning show stand and its operating method |
| CN111285272B (en) * | 2018-03-28 | 2021-04-20 | 北京腾飞鑫龙建筑安装有限公司 | Working method of inclined steel butt joint structure |
| CN111285272A (en) * | 2018-03-28 | 2020-06-16 | 白杰 | Working method of inclined steel butt joint structure |
| CN108706343B (en) * | 2018-08-03 | 2024-06-04 | 北京昌益和自动化设备制造有限公司 | Automatic blanking machine for hollow glass production line |
| CN108706343A (en) * | 2018-08-03 | 2018-10-26 | 北京昌益和自动化设备制造有限公司 | The automatic bottom sheet machine of production line of hollow glasses |
| CN110228752B (en) * | 2019-05-30 | 2021-04-27 | 巨力索具股份有限公司 | Adjustable marine large-scale wind power blade lifting appliance and lifting method thereof |
| CN110228752A (en) * | 2019-05-30 | 2019-09-13 | 巨力索具股份有限公司 | Adjustable sea wind turbine blade suspender and its hanging method |
| CN113104717A (en) * | 2020-06-23 | 2021-07-13 | 新疆苏中建设工程有限公司 | Special self-locking lifting appliance for steel structure |
| CN113104717B (en) * | 2020-06-23 | 2022-07-26 | 新疆苏中建设工程有限公司 | Special self-locking lifting appliance for steel structure |
| CN113007010A (en) * | 2021-03-19 | 2021-06-22 | 华仪风能有限公司 | Wind wheel blade installation auxiliary equipment and control method thereof |
| CN114370042A (en) * | 2021-12-31 | 2022-04-19 | 中国电建集团海南电力设计研究院有限公司 | Stable assembly type offshore booster station |
| CN116902774B (en) * | 2023-09-14 | 2023-12-26 | 天津港航工程有限公司 | Single-hanging-point turning tool for impeller of high-capacity wind generating set and construction method of single-hanging-point turning tool |
| CN116902774A (en) * | 2023-09-14 | 2023-10-20 | 天津港航工程有限公司 | Single-hanging-point turning tool for impeller of high-capacity wind generating set and construction method of single-hanging-point turning tool |
| CN117509425A (en) * | 2024-01-05 | 2024-02-06 | 山东兖煤黑豹矿业装备有限公司 | A monorail crane lifting beam for colliery monorail crane locomotive |
| CN117509425B (en) * | 2024-01-05 | 2024-03-22 | 山东兖煤黑豹矿业装备有限公司 | A monorail crane lifting beam for colliery monorail crane locomotive |
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