CN103754746B - A kind of wind power generating set impeller assembling turnover lifting appliance - Google Patents
A kind of wind power generating set impeller assembling turnover lifting appliance Download PDFInfo
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- CN103754746B CN103754746B CN201410036068.5A CN201410036068A CN103754746B CN 103754746 B CN103754746 B CN 103754746B CN 201410036068 A CN201410036068 A CN 201410036068A CN 103754746 B CN103754746 B CN 103754746B
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Abstract
The invention provides a kind of wind power generating set impeller assembling turnover lifting appliance, comprise two scissors-type suspenders, each scissors-type suspender comprises two rod members, two rod members intersect, hinged by jointed shaft, jointed shaft one side lever part part forms scissors mouth, and jointed shaft opposite side rod member part forms shear shank, holding structure is established, the shape of the corresponding position of this holding structure and impeller hub and/or structure matching in end at two struts of scissors mouth one side; Between shear shank one side two rod members, retractor device is set, the fixture of retractor device is arranged on wherein on a rod member, the extensible member outer end of retractor device is fixed on another rod member, and the retractor device that retractor device is manual actuation arranges shackle for connecting with the suspender belt that is connected crane on rod member. This turnover lifting appliance can carry out the assembled impeller of rabbit ear formula; , good economy performance simple by the control operation of mechanical, hand-driven system; Suspender working service is convenient; Suspender dismounting is flexible.
Description
Technical field
The present invention relates to wind power technology field, particularly the assembled impeller of a kind of wind power generating set rabbit ear formula is usedTurnover lifting appliance.
Background technology
The impeller of wind power generating set is mainly made up of wheel hub and three blades, lifts impeller and arrive in prior artMethod on tower cylinder is a lot, for example, have integral hoisting method, is to hang with two roots of blade of two suspender belt pocketsThe method of dress. This hanging method lifts more difficult, because the impeller tactical diameter of three blades veryGreatly, no matter so huge impeller is promote or change attitude aloft, be all not easy very much, especially existFor example on marine boat deck or platform, just extremely difficult especially.
Applicant of the present invention develops impeller split hoisting technology, is decomposed into two parts by impeller, theA part comprise cabin and wheel hub with and on be fixed with the rabbit ear assembly of two blades, Part II is the 3rdIndividual blade. In the assembling process of rabbit ear assembly, first impeller hub lifting to be installed to sending out on cabinOn the final drive shaft of group of motors, and then two blades are installed; Afterwards, by wheel hub and two seemingly rabbits of blade-shapedThe rabbit ear assembly of ear is lifted on tower cylinder; Finally, then lift Part II, namely the 3rd blade is to wheelOn hub.
As wheel hub, before lifting, the transport state of showing up is the side of the pitch variable bearings that is connected with cabinDown, and be arranged on the support in a kuppe. Although such wheel hub not quite neither be veryHeavy, still, because kuppe is that fiberglass is made, be difficult to arrange the structure for suspender fixing thereon, anotherIn hoisting process, except wheel hub being promoted certain altitude, also need to be carried out 90 degree outward,Stand up with cabin and dock. The shape very irregular of wheel hub, adds and is arranged in kuppe, with being connected of suspenderDifficulty is very large, to be adapted to stand up after wheel hub lifting, and suspender of the prior art can not complete especially.
Summary of the invention
The object of the invention is to solve the problems of the prior art, provide one to pass through kuppe securelyFixing impeller hub, but also can complete the lifting of impeller hub and stand up the wind power generating set impeller of operationAssembling turnover lifting appliance.
The object of the present invention is achieved like this:
A kind of wind power generating set impeller assembling turnover lifting appliance, it comprises two scissors-type suspenders, each being somebody's turn to doScissors-type suspender comprises two rod members, and these two rod members intersect, hinged by jointed shaft, this jointed shaft one sideRod member part be front support rod, form scissors mouth, the rod member part of this jointed shaft opposite side is latter auxiliaryStrut, forms shear shank, described scissors mouth one side two described in the end of front support rod holding structure is set,The shape of the corresponding position of this holding structure and impeller hub and/or structure matching are so that be retained on impeller hubOn; Between two rear auxiliary support bars of described shear shank one side, retractor device is set, in this retractor deviceFixture is arranged on wherein on a rear auxiliary support bar, and the external part of the extensible member of this retractor device is fixed on separatelyOn one rear auxiliary support bar, shackle is set on described rod member for being connected with the suspender belt of crane.
The drive unit of this retractor device is manual or electronic or hydraulic pressure or pneumatic actuating device.
Described retractor device can be to make two spacing between described rear auxiliary support bar dwindle and expandLarge any mechanical device.
Preferably, described retractor device is manual wire rope roll winding apparatus, and described fixture comprises spool bearingWith the cable drum arranging rotationally on it; Described extensible member is steel wire rope, and its one end is fixed on instituteState on cable drum, the other end and described another rear auxiliary support bar are affixed, on described cable drum, establishPut rotation handwheel.
Two described scissors-type suspenders, one of them is wheel hub hanger end suspender, the holding structure on it is for connectingThe connector of cock wheel hub hanger, another is pitch variable bearings end suspender, the described holding structure on it is and wheelThe arc folder shape mouth of the pitch variable bearings end coupling on hub.
Preferably, the described connector that described in two of described wheel hub hanger end suspender, the end of front support rod arrangesFor being arranged on the otic placode with pin shaft hole of end of two described struts.
Preferably, the bearing pin of the described shackle of described wheel hub hanger end suspender is as described jointed shaft.
Preferably, two described front support rods of described pitch variable bearings end suspender, wherein under described beforeStrut length is greater than in upper strut length.
Preferably, in described pitch variable bearings end suspender, the setting position of the jointed shaft of two rod members is: makeThe weight that obtains each described front support rod is greater than the weight of described rear auxiliary support bar thereafter.
Described arc folder shape mouth on described pitch variable bearings end suspender is hinged on the front end of described front support rod.
Preferably, in described pitch variable bearings end suspender, described front support rod is wider plate body, described in two beforeThe plate face of support bar relatively arranges up and down, and two described rear auxiliary support bars are narrower plate body, a plate face left sideThe right rear end that is relatively separately fixed at the relative side of two described front support rods; Two described front supportsThe rear end of bar arrange one respectively described in shackle.
Preferably, the syndeton of described shackle and described front support rod is: at each described front support rodAn otic placode is extended, otic placode in rear end on another side relative with the side of the described rear auxiliary support bar that is connectedOn perforation is set, described in wearing, unload the bearing pin of smashing in this perforation.
The kuppe that impeller hub is connected coordinates with two described scissors-type suspenders, in this kuppe, arranges oneBearing, is fixed thereon impeller hub, and on the cover body of this kuppe, a corresponding pitch variable bearings end arrangesOne pitch variable bearings end window, supplies the suspender of the port of fixing pitch variable bearings end to stretch into and this port of fixing; At thisOn cover body, on the cover body relative with pitch variable bearings end window, offer a wheel hub hanger end window, hang for fixing wheel hubThe suspender of ear stretch into and fixing wheel hub on two hangers up and down.
The invention has the beneficial effects as follows: adopting wind power generating set impeller of the present invention to assemble use turnover lifting appliance canTo solve rabbit ear formula assembled impeller, put in easily the window of offering on kuppe, and be arranged on impeller hubOn connector and pitch variable bearings end fixing, impeller hub is sling, and can also be carried out easily 90 °Stand up, thereby ensured the lifting of rabbit ear formula assembly; Two suspenders provided by the invention can be by artificialWith telpher by the control of mechanical, hand-driven system, simple to operate, good economy performance; Suspender working service is convenient; HangTool dismounting is flexible; Technology is reliable.
Brief description of the drawings
Fig. 1 is pitch variable bearings end hanger structure schematic diagram of the present invention.
Fig. 2 is wheel hub hanger end hanger structure schematic diagram of the present invention.
Fig. 3 be pitch variable bearings end suspender and wheel hub hanger end suspender aloft clamp impeller prepare counterclockwise upset90 degree view.
Drawing reference numeral: 1, the first front support rod; 2, circular arc jaws; 3, pitch variable bearings end; 4, after firstAuxiliary support bar; 5, shackle, 6, suspender belt; 7, steel wire rope; 8, cable drum; 9, handwheel; 10,The second front support rod; 11, the second rear auxiliary support bar; 12, suspender belt; 13, shackle; 14, bearing pin; 15,Steel wire rope; 16, handwheel, 17, cable drum; 18, connecting hole; 19, impeller hub hanger; 30,Pitch variable bearings end suspender; 40, wheel hub hanger end suspender; 41, bearing pin.
Detailed description of the invention
As the impeller hub of turnover lifting appliance lifting provided by the invention, the state that transport is shown up before liftingTo be arranged on a support in fiberglass kuppe processed the flange end being connected with cabin engine shaftThe setting that faces down, evenly arranges the pitch variable bearings end of three blades in the side of this impeller hub. With the present inventionThe suspender that provides coordinates, outside the wheel hub between the pitch variable bearings end 3 of wherein two blades of this impeller hubOn wall, a hoisting structure is respectively set up and down. Particularly, this hoisting structure is impeller hub hanger 19, is hangingOn ear 19, pin shaft hole is set. In kuppe (not shown), corresponding hanger 19 and with hanger 19 phasesRight pitch variable bearings end two places offer window, stretch into kuppe and impeller hub fixing for hoisting appliance.
Wind power generating set impeller assembling turnover lifting appliance provided by the invention, comprises two scissors-type suspenders,Each this scissors-type suspender comprises two rod members, and these two rod members intersect, and hinged by jointed shaft, this is hingedThe rod member part of axle one side is front support rod, forms scissors mouth, after the rod member part of this jointed shaft opposite side isAuxiliary support bar, forms shear shank, described scissors mouth one side two described in the end of front support rod arrange solidHold structure, the shape of the corresponding position of this holding structure and impeller hub and/or structure matching are so that be retained onOn impeller hub; Between two rear auxiliary support bars of described shear shank one side, retractor device is set, this is flexibleFixture in device is arranged on wherein on a rear auxiliary support bar, the external part of the extensible member of this retractor deviceBe fixed on another rear auxiliary support bar, shackle be set on described rod member for being connected with the suspender belt of crane.
Two scissors-type suspenders, one of them pitch variable bearings end suspender 30 (seeing Fig. 1), another wheel hub hangsEar end suspender 40 (seeing Fig. 2).
In the time of lifting, as shown in Figure 3, two front support rods of the scissors mouth of pitch variable bearings end suspender 30 are clampedA pitch variable bearings end 3 of impeller hub, two struts of wheel hub hanger end suspender respectively with described impeller hubOn two hangers 19 up and down connect.
As shown in Figure 1, pitch variable bearings end suspender 30 comprises two rod members, and these two rod members intersect, and pass throughBearing pin 41 is hinged, and the rod member part of bearing pin 41 1 sides is the first front support rod 1, forms cutting of upper and lower foldingThe edge of a knife, the rod member part of bearing pin 41 opposite sides is the first rear auxiliary support bar 4, forms shear shank. At twoThe termination of the first front support rod 1, respectively a hinged arc jaws 2. The first front support rod 1 is in order to coordinate arcClevis mouth 2, is wider plate body, and plate face upper-lower position arranges, and the first rear auxiliary support bar 4 needn't be veryWide. In the present embodiment, two the first rear auxiliary support bars 4 are narrower plate body, relative about plate face,Be separately fixed at up and down the rear end of the relative side of two the first front support rods 1.
In the rear end of two the first front support rods 1, a shackle 5 is set respectively. Shackle 5 and the first front support rod1 syndeton is: in the rear end of each the first front support rod 1, at the first rear auxiliary support bar 4 that is connectedRelative another side of side on extend an otic placode, perforation is set on otic placode, in this perforation, wear shackleBearing pin in 5. Two suspender belts 6 that are connected with loop wheel machine are set in two shackles 5.
On two the first rear auxiliary support bars 4, retractor device is set. In embodiment as shown in Figure 1,Retractor device is manual wire rope roll winding apparatus, spool bearing be wherein arranged under one first rear auxiliaryHelp the rear end of support bar 4, on this spool bearing, a cable drum 8 is set rotationally, this steel wireThe coaxial handwheel 9 that connects of rope reel 8. Steel wire rope 7 one end are fixed on described cable drum 8, anotherEnd is with affixed at another upper first rear auxiliary support bar 4. By rotating handwheel 9, i.e. rotatable steel wire ropeReel 8, folding and unfolding steel wire rope 7, thus change the spacing between two first rear auxiliary support bars 4, also just canTo change the spacing of two first front support rods 1, for clamping the pitch variable bearings end 3 of impeller hub. And twoArc jaws 2 hinged on the first front support rod 1 matches with the shape of the pitch variable bearings end 3 of impeller hub.
Two the first front support rods 1 setting up and down, wherein on the Length Ratio of the first front support rod 1 of belowThe front support rod of side is more longer, and is greater than two with respect to the weight of 41, two the first front support rods 1 of bearing pinThe weight of the first rear auxiliary support bar 4.
As shown in Figure 2, wheel hub hanger end suspender 40 comprises two rod members, and these two rod members intersect, and pass throughBearing pin 14 is hinged, and the rod member part of bearing pin 14 1 sides is the second front support rod 10, forms cutting of upper and lower foldingThe edge of a knife, the rod member part of bearing pin 14 opposite sides is the second rear auxiliary support bar 11, forms shear shank. TwoThe termination of individual the second front support rod 10, arranges respectively a pair of otic placode termination, on ears plate, connecting hole is set18. The double bearing pin that does the shackle 13 connecting on wheel hub hanger end suspender 40 is located in this connecting hole 18,The jointed shaft that shackle is arranged on hinged two rod members is on this bearing pin, connects a suspender belt 12 unloading to buckle.
On two the second rear auxiliary support bars 11, retractor device is set. In embodiment as shown in Figure 2,Retractor device is manual wire rope roll winding apparatus, spool bearing be wherein arranged under one second rear auxiliaryHelp the rear end of support bar 11, on this spool bearing, a cable drum 17 is set rotationally, this steelThe coaxial handwheel 16 that connects of silk rope reel 17. Steel wire rope 15 one end are fixed on described cable drum 17,The other end is with affixed at another upper second rear auxiliary support bar 11. By rotating handwheel 16, rotatableCable drum 17, folding and unfolding steel wire rope, thus change the spacing between two second rear auxiliary support bars 11,Also just can change the spacing of two second front support rods 10, make two second front support rod 10 and impeller hubsOn two hangers 19 connect.
The kuppe that impeller hub is connected and wind power generating set impeller assembling turnover lifting appliance provided by the inventionCoordinate, a bearing is set in this kuppe, impeller hub is fixed thereon, at the cover body of this kuppeA upper corresponding pitch variable bearings end 3 arranges a pitch variable bearings end window, for fixing pitch variable bearings end suspender 30Stretch into and this pitch variable bearings end 3 of fixing; On this cover body, on the cover body relative with pitch variable bearings end window, offerOne wheel hub hanger end window, for the wheel hub hanger end suspender 40 of fixing wheel hub hanger stretch into and fixing wheel hub onTwo hangers up and down.
In use, by two described windows of kuppe, by above-mentioned two suspenders and impeller hub fixing.
As shown in Figure 2, the method that is connected of two hangers 19 on wheel hub hanger end suspender 40 and impeller hubBe: two the second front support rods 10 of wheel hub hanger end suspender 40 are put in to a window of kuppe, turnStart to take turns 16, make opening width and leaf between two second front support rods 10 of wheel hub hanger end suspender 40Two corresponding with the hanger of pin shaft hole up and down on wheel hub of wheel, is plugged in respectively two by two hangers on impeller hubBetween the ears plate of the second front support rod 10, connecting hole 18 aligns with the pin shaft hole on hanger, passes through bearing pinConnect.
As shown in Figure 1, pitch variable bearings end suspender 30 and a relative change with hanger 19 on impeller hubThe method that is connected of oar bearing end 3 is: suspender 30 suspends in midair by two suspender belts 6, due to two first front supportsThe weight of bar 1 is heavier, even the lax state of steel wire rope 7, two the first front support rods 1 are also saggingClosed, suspender 30 is risen to the axis higher than pitch variable bearings end 3, two the first front support rods 1 are stretchedEnter kuppe, rotate handwheel 9, make between two first front support rods 1 of pitch variable bearings end suspender 30Pitch variable bearings end 3 on aperture and impeller hub is corresponding, allows two arc jaws 2 clamp the change of impeller hubUpper and lower two positions of oar bearing end 3, then rotate backward handwheel, tense wire rope 7.
As shown in Figure 3, two described suspenders and impeller hub fixing are good, then utilize two little loop wheel machines respectivelyConnect suspender belt 6, suspender belt 12, promote pitch variable bearings end suspender 30 and wheel hub hanger end suspender 40 simultaneously, willImpeller hub is left ground certain altitude under order. To be hoisted after setting height, wheel hub hanger end suspender 40 continuesPromote tension, and 30 landing of pitch variable bearings end suspender are loosened, so just can be made impeller hub upset,Two suspender rightabouts motions (referring to the arrow in Fig. 3), until make impeller hub down and machine90 ° of the end face of flange upsets that cabin engine shaft connects, till the impeller shaft of generating set. Then carry outDocking.
Due in pitch variable bearings end suspender 30 under the length of the first front support rod 1 be greater than before upperThe length of support bar, after two arc jaws 2 are clamped pitch variable bearings end 3 until before upset, underThe first front support rod 1 can have certain supporting role for wheel hub, make lifting more stable. UpsetSubstantially while putting in place, rotate handwheel 9, emit steel wire rope 7, the first front support rod 1 front ends and will open gradually,Manning is connected and installed the shaft coupling on the impeller shaft of impeller hub and generating set by bearing pin again.
Finally wheel hub hanger end suspender 40 is separated with the hanger of impeller hub.
The above is preferred embodiment of the present invention and the know-why used thereof, for the skill of this areaArt personnel, in the situation that not deviating from the spirit and scope of the present invention, any based on the technology of the present invention sideThe apparent changes such as equivalent transformation on case basis, simple replacement, all belong to protection domain of the present invention itIn.
Claims (10)
1. a wind power generating set impeller assembling turnover lifting appliance, is characterized in that: comprise two scissors-typesSuspender, each this scissors-type suspender comprises two rod members, these two rod members intersect, hinged by jointed shaft,The rod member part of this jointed shaft one side is front support rod, forms scissors mouth, the rod member portion of this jointed shaft opposite sideBe divided into rear auxiliary support bar, form shear shank, described scissors mouth one side two described in the end of front support rodHolding structure is set, the shape of the corresponding position of this holding structure and impeller hub and/or structure matching so thatBe retained on impeller hub; Between two rear auxiliary support bars of described shear shank one side, retractor device is set,Fixture in this retractor device is arranged on wherein on a rear auxiliary support bar, the extensible member of this retractor deviceExternal part is fixed on after another on auxiliary support bar, on described rod member, arrange shackle for the suspender belt of craneConnect.
2. wind power generating set impeller assembling turnover lifting appliance according to claim 1, is characterized in that:The drive unit of this retractor device is manual or electronic or hydraulic pressure or pneumatic actuating device; And/or,
The kuppe that impeller hub is connected coordinates with two described scissors-type suspenders, in this kuppe, arranges oneBearing, is fixed thereon impeller hub, and on the cover body of this kuppe, a corresponding pitch variable bearings end arrangesOne pitch variable bearings end window, supplies the suspender of the port of fixing pitch variable bearings end to stretch into and this port of fixing; At thisOn cover body, on the cover body relative with pitch variable bearings end window, offer a wheel hub hanger end window, hang for fixing wheel hubThe suspender of ear stretch into and fixing wheel hub on two hangers up and down.
3. wind power generating set impeller assembling turnover lifting appliance according to claim 2, is characterized in that:Described retractor device is manual wire rope roll winding apparatus, and described fixture comprises that spool bearing and its are rotatably upperThe cable drum that ground arranges; Described extensible member is steel wire rope, and its one end is fixed on described cable drumUpper, the other end and described another rear auxiliary support bar are affixed, and rotation handwheel is set on described cable drum.
4. according to the wind power generating set impeller assembling turnover lifting appliance described in claims 1 to 3 any one,It is characterized in that: two described scissors-type suspenders, one of them is wheel hub hanger end suspender, the fixing on itStructure is the connector that connects wheel hub hanger, and another is pitch variable bearings end suspender, the described fixing knot on itStructure is the arc folder shape mouth mating with the pitch variable bearings end on wheel hub.
5. wind power generating set impeller assembling turnover lifting appliance according to claim 4, is characterized in that:Described wheel hub hanger end suspender two described in front support rod end arrange described connector for being arranged on twoThe otic placode with pin shaft hole of the end of individual described strut.
6. wind power generating set impeller assembling turnover lifting appliance according to claim 4, is characterized in that:The bearing pin of the described shackle of described wheel hub hanger end suspender is as described jointed shaft.
7. wind power generating set impeller assembling turnover lifting appliance according to claim 4, is characterized in that:Two described front support rods of described pitch variable bearings end suspender, wherein under described front support rod length be greater thanIn upper strut length; And/or the setting position of the jointed shaft of two rod members is: make each described frontThe weight of strut is greater than the weight of described rear auxiliary support bar thereafter.
8. wind power generating set impeller assembling turnover lifting appliance according to claim 4, is characterized in that:Described arc folder shape mouth on described pitch variable bearings end suspender is hinged on the front end of described front support rod.
9. wind power generating set impeller assembling turnover lifting appliance according to claim 4, is characterized in that:In described pitch variable bearings end suspender, described front support rod is wider plate body, the plate face of front support rod described in twoRelatively arrange up and down, two described rear auxiliary support bars are narrower plate body, and plate face left and right is solid relatively respectivelyFix on the rear end of the relative side of two described front support rods; In the rear end of two described front support rods differenceShackle described in arranging one.
10. wind power generating set impeller assembling turnover lifting appliance according to claim 9, is characterized in that:The syndeton of described shackle and described front support rod is: in the rear end of each described front support rod, with solidOn another side that even side of described rear auxiliary support bar is relative, extend an otic placode, perforation be set on otic placode,Described in wearing, unload the bearing pin of smashing in this perforation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410036068.5A CN103754746B (en) | 2014-01-24 | 2014-01-24 | A kind of wind power generating set impeller assembling turnover lifting appliance |
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| CN201410036068.5A CN103754746B (en) | 2014-01-24 | 2014-01-24 | A kind of wind power generating set impeller assembling turnover lifting appliance |
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| CN103754746B true CN103754746B (en) | 2016-05-18 |
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| CN108059088B (en) * | 2017-12-25 | 2024-03-12 | 中国葛洲坝集团第一工程有限公司 | Method and device for deflection turning and transposition of carrying pole Liang Kongzhong of slot erecting machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH08259170A (en) * | 1995-03-28 | 1996-10-08 | Ibaraki Jutaku Kogyo Kk | Slinging jig of panel for building |
| CN201458532U (en) * | 2009-06-11 | 2010-05-12 | 石成林 | Spring hoisting hook used for hoisting round objects |
| CN201729571U (en) * | 2010-06-11 | 2011-02-02 | 广西玉柴机器股份有限公司 | Six-cylinder diesel engine block hanger |
| CN201864795U (en) * | 2010-11-10 | 2011-06-15 | 浙江昱辉阳光能源有限公司 | Clamp |
| CN201901519U (en) * | 2010-12-22 | 2011-07-20 | 胜利油田龙玺石油钢管有限公司 | X-shaped elevator for steel pipe |
| CN202897812U (en) * | 2012-05-28 | 2013-04-24 | 者宸旭 | Lifting shearer |
| CN202848864U (en) * | 2012-09-12 | 2013-04-03 | 云南云铝润鑫铝业有限公司 | Automatic gripping and unloading device for stacked aluminum ingots |
| CN203269352U (en) * | 2013-01-30 | 2013-11-06 | 中国十七冶集团有限公司 | Clamp forceps for hoisting steel purlins |
| CN203112339U (en) * | 2013-01-31 | 2013-08-07 | 重庆自勇科技有限公司 | Elevator hook |
| CN103303787B (en) * | 2013-07-10 | 2015-02-11 | 洛阳双瑞风电叶片有限公司 | Clamping device for lifting assembled shear web plates in wind turbine blade |
| CN203715061U (en) * | 2014-01-24 | 2014-07-16 | 江苏金风科技有限公司 | Turnover hanger for assembling impellers of wind generating set |
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