CN203715060U - 30-degree angle installation hanging tool of blade of wind generating set - Google Patents
30-degree angle installation hanging tool of blade of wind generating set Download PDFInfo
- Publication number
- CN203715060U CN203715060U CN201420046949.0U CN201420046949U CN203715060U CN 203715060 U CN203715060 U CN 203715060U CN 201420046949 U CN201420046949 U CN 201420046949U CN 203715060 U CN203715060 U CN 203715060U
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- Prior art keywords
- blade
- suspension bracket
- swing arm
- push rod
- pressing board
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- Withdrawn - After Issue
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- Y02E10/722—
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- Wind Motors (AREA)
Abstract
The utility model provides a 30-degree angle installation hanging tool of a blade of a wind generating set. The hanging tool comprises tow hanging brackets, wherein an opening is formed in the side face of a frame of each hanging bracket to form a C-shaped cross section; in the opening of the hanging bracket, a clamping device is arranged on one of the two opposite side faces of the opening and comprises a movable pressure plate, and a positioning adjusting device is arranged between the movable pressure plate and the hanging bracket, so that the movable pressure plate shifts to clamp and fix the blade in the hanging bracket; the maximum distance from the movable pressure plate in the opening of each of the two hanging brackets and the corresponding relative side face as well as the inner space of the framework are respectively matched with the root of the blade and the back of the centroid are matched with the section of the root weight balancing part. The hanging tool matched with an installation method of the blade guarantees the hoisting of a rabbit ear combined body. The hanging tool is easy to control and operate, good in economical benefit and convenient to maintain equipment systems.
Description
Technical field
The utility model relates to wind power technology field, particularly a kind of wind generator set blade 30 degree angle mounting hangers.
Background technology
The impeller of wind power generating set mainly consists of wheel hub and three blades, in prior art, lift impeller a lot of to the method on tower cylinder, for example, have integral hoisting method, typically use two cranes, the hoist cable of First crane is fixed two blades, and the hoist cable of second crane is fixed the 3rd blade.During lifting, first, two cranes promote simultaneously, and impeller level is sling, then, the suspension hook on the hoist cable of second crane declines, and meanwhile, First crane continues to promote, make 90 ° of impeller upsets, remove afterwards second crane, by First crane, promote impeller in place.This Technology Need is used two large-scale cranes, and while installing, because integral wheel is very huge, heavy, two cranes coordinate difficulty larger, operation inconvenience.
Applicant of the present utility model develops impeller split hoisting technology, is about to impeller and is decomposed into two parts, and first comprises the generator impeller that is fixed with two blades on cabin and wheel hub, and second portion is the 3rd blade.First, adopt rabbit ear formula lift-on/lift-off system to be lifted on tower cylinder the first of the likeness in form rabbit ear in place, then, then lift second portion, namely the 3rd blade.
In aforementioned impeller split hoisting technology, the assembling of the first of the likeness in form rabbit ear completes on the ground, in assembling, first, the wheel hub of impeller is fixed on cabin, after the wheel hub of impeller docks with the generator flange hole in cabin, in three blades installation holes on it, two side holes becomes symmetrical 30 degree angles, last hole vertically downward, that two blades are installed in the symmetrical two side holes of wheel hub with that, by the blades installation of substantially horizontal travelling position to the blades installation position on the wheel hub of the both sides 30 degree overturning angles of wheel hub.
In prior art, there is single leaf blade hanging technology, the Chinese utility model patent application that for example application number is 201210476928.8 discloses a kind of method that lifts individual blade, to use to be installed on the tower crane on track, on tower crane, establish suspension rod, suspender belt is installed on suspension rod, by suspender belt, blade is fixed, lifting makes blade leave transport trolley, then engine installation drives tower crane to move in orbit, makes blade in place.The Chinese utility model patent application that and for example application number is 201110439322.2 discloses a kind of wind power generation unit blade hoisting device, suspension bracket is wherein provided with a plurality of screws, use this hoisting device, blade pass need to be crossed to double-screw bolt is fixed on suspension bracket and lifts by crane, again blade pass is crossed to double-screw bolt and be fixed on impeller, remove again afterwards the Stud connection of blade and suspension bracket.
From prior art, the method for leaf blade hanging is more loaded down with trivial details, complicated operation.For the aerogenerator being arranged on for example seashore, sea or desert and Gobi, implement just more difficult.And, blade to be sling and rotated 30 degree again, this suspender did not also occur.
Utility model content
The purpose of this utility model is to fill up the blank of prior art, and a kind of wind generator set blade 30 degree angle mounting hangers are provided, and has reached the assembled requirement of unit rabbit ear formula.
For achieving the above object, the utility model is taked following technical scheme:
Wind generator set blade 30 degree angle mounting hangers, comprise two suspension brackets, and each suspension bracket comprises a framework, in a side of this framework, opening is set, and make the cross-sectional plane of this framework form C shape section; At the top of this suspension bracket, be provided for connecting the attaching parts that hoist cable connects loop wheel machine then; In the opening of this suspension bracket, with respect on one of two opposite flanks of this opening, fixing device being set, this fixing device comprises a movable pressing board, between this movable pressing board and described suspension bracket, location adjusting device is set, makes this movable pressing board with respect to this suspension bracket displacement, change spacing between this movable pressing board and opposite flank in order to the blade that is placed in this suspension bracket is fixedly clamped;
Described movable pressing board in the opening of two described suspension brackets and the spacing of opposite flank and framework inner space thereof respectively with the root of described blade and barycenter after match with the cross-sectional sizes at root balancing of mass place.
The location adjusting device arranging between described movable pressing board and described suspension bracket is: the hinged formation one swing arm push rod of one end of described movable pressing board and suspension bracket, between this swing arm push rod and suspension bracket, straight-line motion mechanism is set, this swing arm push rod connects the straight-line motion part in this straight-line motion mechanism, this straight-line motion mechanism connecting power device.
The location adjusting device arranging between described movable pressing board and described suspension bracket can be also: comprise a clamping depression bar, an engine installation and a straight-line motion mechanism, described clamping depression bar can arrange up or down with respect to the upper topside frame of described suspension bracket, described engine installation connects described straight-line motion mechanism and is fixed on suspension bracket, and straight-line motion part wherein connects described clamping depression bar.
Described engine installation can be a clamping motor, and described straight-line motion mechanism is screw mechanism, and nut is wherein hinged on described swing arm push rod, and the screw rod of this nut that is spirally connected connects clamping motor, and this clamping motor is arranged on this suspension bracket; Or,
Described engine installation is a clamping motor, and described straight-line motion mechanism is screw mechanism, and this clamping depression bar connects the screw rod in described screw mechanism, and the nut being spirally connected with this screw rod is fixed on this clamping depression bar.
Described engine installation can be also hydraulic pressure or pneumatic shuttle, and the external part of the piston rod in connected hydraulic pressure or pneumatic shuttle is hinged on described swing arm push rod or is connected on described clamping depression bar, and hydraulic actuating cylinder or air cylinder are arranged on described suspension bracket.
On described suspension bracket, on the medial surface of the side relative with described movable pressing board is set, a fixation clip is set, the form fit of the medial surface of this movable pressing board and fixation clip and the blade respective side that will lift; And/or, in the side relative with described opening of described suspension bracket, one interior side guide is set.
The attaching parts that connection hoist cable connects loop wheel machine is then hanger.
Particularly, the framework of this suspension bracket is the C shaped steel of a lateral opening, in the opening of the inner of this swing arm push rod and described C shaped steel, upper angle end is hinged, the outer end of this swing arm push rod is arranged on the opening part of C shaped steel, place, outer end at this swing arm push rod is hinged with described nut, the described screw rod that this clamping motor connects is connected with the nut of described swing arm push rod, and a movable pressing board head is installed on this swing arm push rod, and this movable pressing board head is arranged on the lower surface at middle part of swing arm push rod.
The beneficial effects of the utility model are: the blade original place that adopts described wind generator set blade 30 degree angle mounting hangers easily transportation to be come is fixedly clamped on suspender, by the fixing device on suspender and location adjusting device, can easily blade and suspender be fixed, the crane that starts connection suspender can be sling blade, blade is sling and is put in place after installation, pass through again location adjusting device, can be quickly that suspender is separated with blade, suspender dismounting is flexible; Technology is reliable.
Accompanying drawing explanation
Fig. 1 is the structural representation of blade of being fixedly clamped under the described wind generator set blade 30 degree angle mounting hangers of utilizing of providing of the utility model state of coming at transport of blades;
Fig. 2 is the A-A sectional structure schematic diagram of Fig. 1;
Fig. 3 is the B-B sectional structure schematic diagram of Fig. 1;
Fig. 4 be the described wind generator set blade 30 degree angle mounting hangers clamping blades of utilizing of providing of the utility model aloft conter clockwise turn 30 degree, on impeller hub, blade view be installed.
Drawing reference numeral: 1, root of blade fixture; 2, blade; 3, vane centroid rear jig; 4, vane centroid; 5, motor; 6, suspender belt; 7, hanger; 8, bearing pin; 9, movable pressing board head; 10, C shaped steel; 11, side pressing plate; 12, bottom platen; 13, swing arm push rod; 14, screw rod; 15, nut; 16, impeller.
The specific embodiment
Shown in Fig. 1, Fig. 2 and Fig. 3: a kind of wind generator set blade 30 degree angle mounting hangers, it includes fixture 3 after root of blade fixture 1 and vane centroid;
Described root of blade fixture 1 includes C shaped steel 10, swing arm push rod 13, and the opening of C shaped steel 10 is towards side.On the inner side of the inner of this swing arm push rod 13 and C shaped steel 10, angle is hinged by bearing pin 8, in the lower end of swing arm push rod 13, is connected with movable pressing board head 9, and this movable pressing board head 9 is arranged on the lower surface at middle part of swing arm push rod.Open upper end place at C shaped steel 10 is provided with motor 5, and the lower end of this motor 5 is positioned at the outer end of swing arm push rod 13, and connecting screw rod 14 on described motor 5 mouths, is socketed with nut 15 on the shaft of this screw rod 14, and this nut 15 is connected with the outer end of swing arm push rod 13.
This motor 5 can replace with hydraulic pressure or pneumatic shuttle, and the external part of the piston rod in hydraulic pressure or pneumatic shuttle is hinged on described swing arm push rod outer end, and hydraulic actuating cylinder or air cylinder are arranged on described suspension bracket.
In addition, this swing arm push rod 13 also can replace with a upper topside frame with respect to C shaped steel clamping depression bar moving up and down, one motor is fixed on suspension bracket, connecting screw rod on it, the nut being spirally connected with this screw rod is fixed on this clamping depression bar, starter motor, can make this clamping depression bar move up and down and clamp to unclamp the blade being arranged in C shaped steel.Certain motor herein also can replace to hydraulic pressure or pneumatic shuttle, clamps the external part that depression bar connects described piston rod.
Inner bottom part at C shaped steel 10 is provided with bottom platen 12, in the upper end of C shaped steel 10, is provided with hanger 6; On hanger 6, connect suspension ring, on these suspension ring, connect suspender belt 6;
After described vane centroid, fixture 3 is identical with root of blade fixture 1 structure, and the opening longitudinal length of the C shaped steel of vane centroid rear jig 3 is less than the opening longitudinal length of root of blade fixture C shaped steel.Because root of blade is thicker, so root of blade chucking opening is larger, the blade after vane centroid is more flat, so the opening of vane centroid rear jig is narrower.
Inner side at the C shaped steel 10 of root of blade fixture 1 and vane centroid rear jig 3 is provided with side pressing plate 11.
According to a hanging method for above-mentioned wind generator set blade 30 degree angle mounting hangers, it comprises the following steps:
(1) blade 2 by travelling position to erecting stage, blade is horizontal positioned state substantially, by two suspension brackets, is that fixture 3 is separately fixed at after the root of blade position of a blade and vane centroid the position with root balancing of mass place after root of blade fixture 1 and vane centroid; By loop wheel machine, control suspender, make blade first slowly by the lateral opening of C shaped steel, enter suspension bracket, after the bottom platen of close C shaped steel and side pressing plate put in place, by motor 5, controlled, allow swing arm push rod rotate around jointed shaft 8, slowly advance clamping press plate is pressed on blade airfoil, guarantee that, after certain Clamping force, motor 5 quits work;
Root of blade fixture 1 is arranged on blade 2 blade root positions, and the position that vane centroid rear jig 4 is arranged on blade 2 is approximately 3 meters of left and right behind vane centroid 4 positions;
(2) two cranes two described suspension brackets of slinging respectively, synchronous hoisting is to setting height, and the root of blade is concordant with a blades installation position that is fixed on the impeller hub lopsidedness on cabin;
(3) the connection loop wheel machine of fixing described root of blade suspension bracket stops, and the connection loop wheel machine of suspension bracket continues to raise after fixing described vane centroid, makes blade lean, until blade lean angle is 30 to stop while spending;
(4) root of the blade at inclination 30 degree angles and the mounting hole on impeller hub achieve a butt joint;
(5) after docking, be connected the tie bolt of wheel hub and root of blade, then remove described suspension bracket from mounted blade.
Repeat afterwards above-mentioned steps (1) to step (5), another blades installation, to the mounting hole of impeller hub opposite side, has been completed to the assembly working of the rabbit ear formula first that comprises the generator impeller that is fixed with two blades on cabin, electrical generator and 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 (7)
1. wind generator set blade 30 degree angle mounting hangers, is characterized in that: comprise two suspension brackets, each suspension bracket comprises a framework, in a side of this framework, opening are set, and make the cross-sectional plane of this framework form C shape section; At the top of this suspension bracket, be provided for connecting the attaching parts that hoist cable connects loop wheel machine then; In the opening of this suspension bracket, with respect on one of two opposite flanks of this opening, fixing device being set, this fixing device comprises a movable pressing board, between this movable pressing board and described suspension bracket, location adjusting device is set, makes this movable pressing board with respect to this suspension bracket displacement, change spacing between this movable pressing board and opposite flank in order to the blade that is placed in this suspension bracket is fixedly clamped;
Described movable pressing board in the opening of two described suspension brackets and the spacing of opposite flank and framework inner space thereof respectively with the root of described blade and barycenter after match with the cross-sectional sizes at root balancing of mass place.
2. wind generator set blade 30 according to claim 1 is spent angle mounting hangers, it is characterized in that: the described location adjusting device arranging between described movable pressing board and described suspension bracket comprises one end of described movable pressing board and a swing arm push rod of the hinged formation of described suspension bracket, between this swing arm push rod and suspension bracket, straight-line motion mechanism is set, this swing arm push rod connects the straight-line motion part in this straight-line motion mechanism, this straight-line motion mechanism connecting power device; Or,
The described location adjusting device arranging between described movable pressing board and described suspension bracket comprises a clamping depression bar, an engine installation and a straight-line motion mechanism, described clamping depression bar can arrange up or down with respect to the upper topside frame of described suspension bracket, described engine installation connects described straight-line motion mechanism and is fixed on suspension bracket, and straight-line motion part wherein connects described clamping depression bar.
3. wind generator set blade 30 according to claim 2 is spent angle mounting hangers, it is characterized in that: described engine installation is a clamping motor, described straight-line motion mechanism is screw mechanism, nut is wherein hinged on described swing arm push rod, the screw rod of this nut of being spirally connected connects described clamping motor, and this clamping motor is arranged on this suspension bracket; Or,
Described engine installation is a clamping motor, and described straight-line motion mechanism is screw mechanism, and this clamping depression bar connects the screw rod in described screw mechanism, and the nut being spirally connected with this screw rod is fixed on this clamping depression bar.
4. wind generator set blade 30 according to claim 2 is spent angle mounting hangers, it is characterized in that: described engine installation is hydraulic pressure or pneumatic shuttle, the external part of the piston rod in this hydraulic pressure or pneumatic shuttle is hinged on described swing arm push rod or is connected on described clamping depression bar, and hydraulic actuating cylinder or air cylinder are arranged on described suspension bracket.
5. wind generator set blade 30 according to claim 1 is spent angle mounting hangers, it is characterized in that: on described suspension bracket, on the medial surface of the side relative with described movable pressing board is set, a fixation clip is set, the form fit of the medial surface of this movable pressing board and fixation clip and the blade respective side that will lift; And/or,
The side relative with described opening at described suspension bracket arranges an interior side guide.
6. wind generator set blade 30 degree angle mounting hangers according to claim 1, is characterized in that: the attaching parts that connection hoist cable connects loop wheel machine is then hanger.
7. wind generator set blade 30 according to claim 3 is spent angle mounting hangers, it is characterized in that: the described framework of this suspension bracket is the C shaped steel of a lateral opening, in the opening of the inner of this swing arm push rod and described C shaped steel, upper angle end is hinged, the outer end of this swing arm push rod is arranged on the opening part of C shaped steel, place, outer end at this swing arm push rod is hinged with described nut, the described screw rod that this clamping motor connects is connected with the described nut of described swing arm push rod, one movable pressing board head is installed on this swing arm push rod, this movable pressing board head is arranged on the lower surface at middle part of swing arm push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420046949.0U CN203715060U (en) | 2014-01-24 | 2014-01-24 | 30-degree angle installation hanging tool of blade of wind generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420046949.0U CN203715060U (en) | 2014-01-24 | 2014-01-24 | 30-degree angle installation hanging tool of blade of wind generating set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203715060U true CN203715060U (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420046949.0U Withdrawn - After Issue CN203715060U (en) | 2014-01-24 | 2014-01-24 | 30-degree angle installation hanging tool of blade of wind generating set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203715060U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103723614A (en) * | 2014-01-24 | 2014-04-16 | 江苏金风科技有限公司 | Wind generating set blade 30-degree angle installation lifting appliance and lifting method thereof |
| CN108394804A (en) * | 2018-04-05 | 2018-08-14 | 南京高传机电自动控制设备有限公司 | A kind of hanger structure of blade of wind-driven generator |
| CN110979663A (en) * | 2019-12-31 | 2020-04-10 | 天津梦佳智创科技发展有限公司 | Control device and control method for automatically searching ascending airflow of glider |
| CN111170155A (en) * | 2019-12-30 | 2020-05-19 | 浙江大学 | Vertical lifting appliance for blades of ocean current energy generator set and mounting method of vertical lifting appliance |
| WO2023052655A1 (en) * | 2021-09-29 | 2023-04-06 | Optimus Crane, S.L. | Device and method for fastening loads and load-lifting system |
-
2014
- 2014-01-24 CN CN201420046949.0U patent/CN203715060U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103723614A (en) * | 2014-01-24 | 2014-04-16 | 江苏金风科技有限公司 | Wind generating set blade 30-degree angle installation lifting appliance and lifting method thereof |
| CN103723614B (en) * | 2014-01-24 | 2016-03-02 | 江苏金风科技有限公司 | A kind of wind generator set blade 30 degree of angle mounting hangers and hanging method thereof |
| CN108394804A (en) * | 2018-04-05 | 2018-08-14 | 南京高传机电自动控制设备有限公司 | A kind of hanger structure of blade of wind-driven generator |
| CN111170155A (en) * | 2019-12-30 | 2020-05-19 | 浙江大学 | Vertical lifting appliance for blades of ocean current energy generator set and mounting method of vertical lifting appliance |
| CN110979663A (en) * | 2019-12-31 | 2020-04-10 | 天津梦佳智创科技发展有限公司 | Control device and control method for automatically searching ascending airflow of glider |
| WO2023052655A1 (en) * | 2021-09-29 | 2023-04-06 | Optimus Crane, S.L. | Device and method for fastening loads and load-lifting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |