CN203715061U - Turnover hanger for assembling impellers of wind generating set - Google Patents
Turnover hanger for assembling impellers of wind generating set Download PDFInfo
- Publication number
- CN203715061U CN203715061U CN201420047236.6U CN201420047236U CN203715061U CN 203715061 U CN203715061 U CN 203715061U CN 201420047236 U CN201420047236 U CN 201420047236U CN 203715061 U CN203715061 U CN 203715061U
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- suspender
- front support
- pitch variable
- variable bearings
- scissors
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Abstract
The utility model provides a turnover hanger for assembling impellers of a wind generating set. The turnover hanger comprises two scissors type spreaders, wherein each scissors type spreader comprises two member bars; the two member bars are intersected and hinged through a hinge shaft; a scissors opening is formed on the part of the member bar at one side of the hinge shaft; a scissors handle is formed on the part of the member bar at the other side of the hinge shaft; a retaining structure is formed at the end parts of two support rods at one side of the scissors opening, and matched with the corresponding part of an impeller hub in shape and/or structure; a retractor device is arranged between the two member bars at one side of the scissors handle; a fixing element of the retractor device is arranged on one member bar; the outer end of a telescoping element of the retractor device is fixed on the other member bar; the retractor device is the retractor device which is manually driven; a shackle is arranged on each member bar and connected with a suspender connected with a crane. The turnover hanger can carry out rabbit ear type assembling on the impellers, and is controlled by a mechanical manual system, so that the turnover hanger is simple to operate, good in economical efficiency, convenient to use and maintain, and flexible and convenient to dismantle.
Description
Technical field
The utility model relates to wind power technology field, particularly the assembled impeller turnover lifting appliance of a kind of wind power generating set rabbit ear formula.
Background technology
The impeller of wind power generating set mainly consists of wheel hub and three blades, lifts impeller a lot of to the method on tower cylinder in prior art, for example, have integral hoisting method, is the method with two root of blade liftings of two suspender belt pockets.This hanging method lifts more difficult, because the impeller turn diameter of three blades is very large, no matter so huge impeller is promote or change attitude aloft, be all not easy very much, especially on for example marine boat deck or platform, just extremely difficult especially.
Applicant of the present utility model develops impeller split hoisting technology, be about to impeller and be decomposed into two parts, first comprise cabin and wheel hub with and on be fixed with the rabbit ear assembly of two blades, second portion is the 3rd blade.In the assembling process of rabbit ear assembly, first impeller hub lifting to be installed on the main driving axle of the generator set on cabin, and then two blades are installed; Afterwards, by wheel hub and two blade-shaped, the rabbit ear assembly like the rabbit ear is lifted on tower cylinder; Finally, then lift second portion, namely the 3rd blade is to wheel hub.
As wheel hub, before lifting the transportation state of showing up be the pitch variable bearings that is connected with cabin side down, and be arranged on the support in a streamlined reefer housing.Although such wheel hub not quite neither be very heavy,, because streamlined reefer housing is that glass-felt plastic is made, be difficult to arrange the structure for suspender fixing thereon, in addition, in hoisting process, except wheel hub being promoted certain altitude, also need to be carried out 90 degree and stand up with cabin and dock.The shape very irregular of wheel hub, adds and is arranged in streamlined reefer housing, with suspender to be connected difficulty very large, to be adapted to stand up after wheel hub lifting, suspender of the prior art can not complete especially.
Utility model content
The purpose of this utility model is to solve the problems of the prior art, provide a kind of can be by streamlined reefer housing fixing impeller hub securely, but also can complete the lifting of impeller hub and stand up the wind power generating set impeller assembling turnover lifting appliance of operation.
The purpose of this utility model is achieved in that
A kind of wind power generating set impeller assembling turnover lifting appliance, it comprises two scissors-type suspenders, each this scissors-type suspender comprises two rod members, these two rod members intersect, hinged by jointed shaft, the rod member of this jointed shaft one side is partly front support rod, form scissors mouth, the rod member of this jointed shaft opposite side is partly rear auxiliary support bar, form 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 hub; Between two rear auxiliary support bars of described shear shank one side, retractor device is set, connecting element in this retractor device is arranged on wherein on a rear auxiliary support bar, the external part of the extensible member of this retractor device is fixed on another rear auxiliary support bar, shackle is set on described rod member for being connected with the suspender belt of crane.
The actuating device of this retractor device is manual or electronic or hydraulic pressure or pneumatic actuating device.
Described retractor device can be any mechanical device that can make two spacing between described rear auxiliary support bar dwindle and expand.
Preferably, described retractor device is manual wire rope roll winding apparatus, and described connecting element comprises spool bearing and the cable drum arranging rotationally on it; Described extensible member is steel rope, and its one end is fixed on described cable drum, and the other end and described another rear auxiliary support bar are affixed, and rotation handwheel is set on described cable drum.
Two described scissors-type suspenders, one of them is wheel hub hanger end suspender, holding structure on it is for connecting the attaching parts of wheel hub hanger, and another be pitch variable bearings end suspender, and the described holding structure on it is that the arc mating with a pitch variable bearings end on wheel hub presss from both sides shape mouth.
Preferably, the described attaching parts that described in two of described wheel hub hanger end suspender, the end of front support rod arranges is the otic placode with pin shaft hole that is arranged on the 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 front support rod length be 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: make the weight of front support rod described in each be 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, and described in two, the plate face of front support rod relatively arranges up and down, two described rear auxiliary support bars are narrower plate body, and plate face left and right is separately fixed at the rear end of the relative side of two described front support rods relatively; The rear end of two described front support rods arrange one respectively described in shackle.
Preferably, the connection structure of described shackle and described front support rod is: rear end of front support rod described in each, on another relative side of the side with the described rear auxiliary support bar that is connected, extend an otic placode, perforation is set on otic placode, described in wearing, unload the bearing pin of smashing in this perforation.
The streamlined reefer housing that impeller hub is connected coordinates with two described scissors-type suspenders, one bearing is set in this streamlined reefer housing, impeller hub is fixed thereon, on the cover body of this streamlined reefer housing, a corresponding pitch variable bearings end arranges a 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; On this cover body, on the cover body relative with pitch variable bearings end window, offer a wheel hub hanger end window, for the suspender of fixing wheel hub hanger stretch into and fixing wheel hub on two hangers up and down.
The beneficial effects of the utility model are: adopt wind power generating set impeller assembling of the present utility model can solve the assembled impeller of rabbit ear formula with turnover lifting appliance, put in easily the window of offering on streamlined reefer housing, with the attaching parts and the pitch variable bearings end fixing that are arranged on impeller hub, impeller hub is sling, and can also carry out easily 90 ° and stand up, thereby guarantee the lifting of rabbit ear formula fabricate block; Two suspenders that the utility model provides can be controlled by mechanical, hand-driven system by artificial and telpher, simple to operate, good economy performance; Suspender working service is convenient; Suspender dismounting is flexible; Technology is reliable.
Accompanying drawing explanation
Fig. 1 is pitch variable bearings end hanger structure schematic diagram of the present utility model.
Fig. 2 is wheel hub hanger end hanger structure schematic diagram of the present utility model.
Fig. 3 is that pitch variable bearings end suspender and wheel hub hanger end suspender clamp impeller conter clockwise aloft and prepare to turn over and turn 90 degrees view.
Drawing reference numeral: 1, front support rod; 2, circular arc jaws; 3, pitch variable bearings outer end of hole; 4, rear auxiliary support bar; 5, shackle, 6, suspender belt; 7, steel rope; 8, cable drum; 9, handwheel; 10, front support rod; 11, rear auxiliary support bar; 12, suspender belt; 13, shackle; 14, bearing pin; 15, steel rope; 16, handwheel, 17, cable drum; 18, connecting bore; 19, impeller hub hanger; 30, pitch variable bearings end suspender; 40, wheel hub hanger end suspender; 41, bearing pin.
The specific embodiment
The impeller hub of the turnover lifting appliance lifting providing as the utility model, the state that transportation is shown up before lifting is, be arranged on a support in glass-felt plastic streamlined reefer housing processed, the end face of flange being connected with cabin engine shaft arranges downwards, and the pitch variable bearings end of three blades is evenly set in the side of this impeller hub.The suspender providing with the utility model coordinates, and on the wheel hub outer wall between the pitch variable bearings outer end 3 of wherein two blades of this impeller hub, a hoisting structure is respectively set up and down.Particularly, this hoisting structure is impeller hub hanger 19, on hanger 19, pin shaft hole is set.In streamlined reefer housing (not shown), corresponding hanger 19 is offered window with pitch variable bearings end two places relative with hanger 19, for hoisting appliance, stretches into streamlined reefer housing and impeller hub fixing.
The wind power generating set impeller assembling turnover lifting appliance that the utility model provides, comprise two scissors-type suspenders, each this scissors-type suspender comprises two rod members, these two rod members intersect, hinged by jointed shaft, the rod member of this jointed shaft one side is partly front support rod, form scissors mouth, the rod member of this jointed shaft opposite side is partly rear auxiliary support bar, form 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 hub, between two rear auxiliary support bars of described shear shank one side, retractor device is set, connecting element in this retractor device is arranged on wherein on a rear auxiliary support bar, the external part of the extensible member of this retractor device is fixed on another rear auxiliary support bar, shackle is 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 hanger end suspender 40 (seeing Fig. 2).
When lifting, as shown in Figure 3, two front support rods of the scissors mouth of pitch variable bearings end suspender 30 are clamped a pitch variable bearings port 3 of impeller hub, and two struts of wheel hub hanger end suspender are connected with two hangers 19 up and down on described impeller hub respectively.
As shown in Figure 1, pitch variable bearings end suspender 30 comprises two rod members, and these two rod members intersect, hinged by bearing pin 41, the rod member of bearing pin 41 1 sides is partly front support rod 1, forms the scissors mouth of upper and lower folding, the rod member of bearing pin 41 opposite sides is partly rear auxiliary support bar 4, forms shear shank.In the termination of two front support rods 1, the hinged arc jaws 2 of difference.Front support rod 1, in order to coordinate arc jaws 2, is wider plate body, and plate face upper-lower position arranges, and then auxiliary support bar needn't be very wide.In the present embodiment, auxiliary support bar is narrower plate body after two, and plate face left and right is separately fixed at the rear end of the relative side of two front support rods 1 relatively, up and down.
In the rear end of two front support rods 1, a shackle 5 is set respectively.Shackle 5 with the connection structure of front support rod 1 is: in the rear end of each front support rod 1, on another side that the side of auxiliary support bar 4 is relative after being connected, extend an otic placode, perforation is set on otic placode, wear the bearing pin in shackle 5 in this perforation.Two suspender belts 6 that are connected with loop wheel machine are set in two shackles 5.
After two, on auxiliary support bar 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 after the rear end of auxiliary support bar 4, on this spool bearing, one cable drum 8 is set rotationally, the coaxial handwheel 9 that connects of this cable drum 8.Steel rope 7 one end are fixed on described cable drum 8, and the other end is with affixed at another upper rear jury strut part 4.By rotating handwheel 9, i.e. rotatable cable drum 8, folding and unfolding steel rope 7, thus change the spacing between two rear jury strut parts 4, also just can change the spacing of two front support rods 1, for clamping the pitch variable bearings port 3 of impeller hub.And hinged arc jaws 2 matches with the shape of the pitch variable bearings port 3 of impeller hub on two front support rods 1.
Two front support rods 1 setting up and down, wherein the front support rod of the Length Ratio of the front support rod 1 of below top is more longer, and with respect to the weight of 41, two front support rods 1 of bearing pin, is greater than the weight of two rear jury strut parts 4.
As shown in Figure 2, wheel hub hanger end suspender 40 comprises two rod members, and these two rod members intersect, hinged by bearing pin 14, the rod member of bearing pin 14 1 sides is partly front support rod 10, forms the scissors mouth of upper and lower folding, the rod member of bearing pin 14 opposite sides is partly rear auxiliary support bar 11, forms shear shank.In the termination of two front support rods 10, a pair of otic placode termination is set respectively, connecting bore 18 is set on ears plate.The double bearing pin of doing on wheel hub hanger end suspender 40 shackle 13 connecting is located in this connecting bore 18, and 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.
After two, on auxiliary support bar 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 after the rear end of auxiliary support bar, on this spool bearing, one cable drum 17 is set rotationally, the coaxial handwheel 16 that connects of this cable drum 17.Steel rope 15 one end are fixed on described cable drum 17, and the other end is with affixed at another upper rear jury strut part 11.By rotating handwheel 16, i.e. rotatable cable drum 17, folding and unfolding steel rope, thus change the spacing between two rear jury strut parts 4, also just can change the spacing of two front support rods 10, two front support rods 10 are connected with two hangers 19 on impeller hub.
The wind power generating set impeller assembling that the streamlined reefer housing that impeller hub is connected provides with the utility model coordinates with turnover lifting appliance, one bearing is set in this streamlined reefer housing, impeller hub is fixed thereon, on the cover body of this streamlined reefer housing, a corresponding pitch variable bearings end arranges a pitch variable bearings end window, for fixing pitch variable bearings end suspender 30, stretches into and this port 3 of fixing; On this cover body, on the cover body relative with pitch variable bearings end window, offer a wheel hub hanger end window, for the wheel hub hanger end suspender 40 of fixing wheel hub hanger stretch into and fixing wheel hub on two hangers up and down.
In use, by two described windows of streamlined reefer housing, 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 hub is: a window that two front support rods 10 of wheel hub hanger end suspender 40 is put in to streamlined reefer housing, rotate handwheel 16, make two corresponding with the hanger of pin shaft hole up and down on opening width between two front support rods 10 of wheel hub hanger end suspender 40 and impeller hub, two hangers on impeller hub are plugged in respectively between the ears plate of two front support rods 10, connecting bore 18 aligns with the pin shaft hole on hanger, by bearing pin, connects.
As shown in Figure 1, pitch variable bearings end suspender 30 with the method that is connected of a pitch variable bearings end 3 relative with hanger 19 on impeller hub is: suspender 30 is by 6 suspentions of two suspender belts, because the weight of two front support rods 1 is heavier, even the state that steel rope 7 is lax, two front support rods 1 are also sagging closures, suspender 30 is risen to the axis higher than pitch variable bearings end 3, two front support rods 10 put in streamlined reefer housing, rotate handwheel 9, make the opening width between two front support rods 1 of pitch variable bearings end suspender 30 corresponding with the pitch variable bearings outer end 3 on impeller hub, allow two arc jaws 2 clamp upper and lower two positions, pitch variable bearings outer end of impeller hub, rotate backward again 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 to connect respectively suspender belt 6, suspender belt 12, promote pitch variable bearings end suspender 30 and wheel hub hanger end suspender 40 simultaneously, leave impeller hub under order ground certain altitude.To be hoisted after setting height, wheel hub hanger end suspender 40 continues to promote tension, and 30 landing of pitch variable bearings end suspender are loosened, so just can be so that impeller hub upset, two suspender opposite sense motions (referring to the arrow in Fig. 3), until make 90 ° of the impeller hub end face of flange being connected with cabin engine shaft upsets down, till the paddle shaft of generator set.Then dock.
Due in pitch variable bearings end suspender 30 under the length of front support rod 1 be greater than the length at upper front support rod, after two arc jaws 2 are clamped pitch variable bearings end 3 until before upset, under front support rod 1 can have certain supporting role for wheel hub, make lifting more stable.When upset puts in place substantially, rotate handwheel 9, emit steel rope 7, front support rod 1 front end will open gradually, then manning is good by bearing pin connection by the coupler on the paddle shaft of impeller hub and generator set.
Finally that wheel hub hanger end suspender 40 is separated with the hanger of impeller hub.
The above is preferred embodiment of the present utility model and the know-why used thereof; for a person skilled in the art; in the situation that not deviating from spirit and scope of the present utility model; the apparent changes such as any equivalent transformation based on technical solutions of the utility model basis, simple replacement, within all belonging to the utility model protection domain.
Claims (10)
1. a wind power generating set impeller assembling turnover lifting appliance, it is characterized in that: comprise two scissors-type suspenders, each this scissors-type suspender comprises two rod members, these two rod members intersect, hinged by jointed shaft, the rod member of this jointed shaft one side is partly front support rod, form scissors mouth, the rod member of this jointed shaft opposite side is partly rear auxiliary support bar, form 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 hub, between two rear auxiliary support bars of described shear shank one side, retractor device is set, connecting element in this retractor device is arranged on wherein on a rear auxiliary support bar, the external part of the extensible member of this retractor device is fixed on another rear auxiliary support bar, shackle is set on described rod member for being connected with the suspender belt of crane.
2. wind power generating set impeller assembling turnover lifting appliance according to claim 1, is characterized in that: the actuating device of this retractor device is manual or electronic or hydraulic pressure or pneumatic actuating device; And/or,
The streamlined reefer housing that impeller hub is connected coordinates with two described scissors-type suspenders, one bearing is set in this streamlined reefer housing, impeller hub is fixed thereon, on the cover body of this streamlined reefer housing, a corresponding pitch variable bearings end arranges a 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; On this cover body, on the cover body relative with pitch variable bearings end window, offer a wheel hub hanger end window, for the suspender of fixing wheel hub hanger 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 connecting element comprises spool bearing and the cable drum arranging rotationally on it; Described extensible member is steel rope, and its one end is fixed on described cable drum, and the other end and described another jury strut part 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, holding structure on it is for connecting the attaching parts of wheel hub hanger, another is pitch variable bearings end suspender, and the described holding structure on it is the arc folder shape mouth mating with a 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 the described attaching parts that arranges of the end of front support rod be the otic placode with pin shaft hole that is arranged on the end of two described struts.
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 than in upper strut length; And/or the setting position of the jointed shaft of two rod members is: make the weight of front support rod described in each be 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: the 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, it is characterized in that: in described pitch variable bearings end suspender, described front support rod is wider plate body, described in two, the plate face of front support rod relatively arranges up and down, two described rear auxiliary support bars are narrower plate body, and plate face left and right is separately fixed at the rear end of the relative side of two described front support rods relatively; The rear end of two described front support rods arrange one respectively described in shackle.
10. wind power generating set impeller assembling turnover lifting appliance according to claim 9, it is characterized in that: the connection structure of described shackle and described front support rod is: rear end of front support rod described in each, on another relative side of the side with the described rear auxiliary support bar that is connected, extend an otic placode, perforation is set on otic placode, described in wearing, unloads the bearing pin of smashing in this perforation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047236.6U CN203715061U (en) | 2014-01-24 | 2014-01-24 | Turnover hanger for assembling impellers of wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420047236.6U CN203715061U (en) | 2014-01-24 | 2014-01-24 | Turnover hanger for assembling impellers of wind generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203715061U true CN203715061U (en) | 2014-07-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420047236.6U Withdrawn - After Issue CN203715061U (en) | 2014-01-24 | 2014-01-24 | Turnover hanger for assembling impellers of wind generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203715061U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103754746A (en) * | 2014-01-24 | 2014-04-30 | 江苏金风科技有限公司 | Turning lifter for assembling impeller of wind generating set |
| CN106081858A (en) * | 2016-08-25 | 2016-11-09 | 优利康达（天津）科技有限公司 | Wind-powered electricity generation kuppe capouch hanging apparatus |
| CN108792917A (en) * | 2018-06-27 | 2018-11-13 | 北京金风科创风电设备有限公司 | Overturning method, assembling method and hoisting auxiliary tool |
-
2014
- 2014-01-24 CN CN201420047236.6U patent/CN203715061U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103754746A (en) * | 2014-01-24 | 2014-04-30 | 江苏金风科技有限公司 | Turning lifter for assembling impeller of wind generating set |
| CN106081858A (en) * | 2016-08-25 | 2016-11-09 | 优利康达（天津）科技有限公司 | Wind-powered electricity generation kuppe capouch hanging apparatus |
| CN108792917A (en) * | 2018-06-27 | 2018-11-13 | 北京金风科创风电设备有限公司 | Overturning method, assembling method and hoisting auxiliary tool |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20160518 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |