CN201746243U - Hoisting system of high power wind turbine generator set - Google Patents
Hoisting system of high power wind turbine generator set Download PDFInfo
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- CN201746243U CN201746243U CN201020222657XU CN201020222657U CN201746243U CN 201746243 U CN201746243 U CN 201746243U CN 201020222657X U CN201020222657X U CN 201020222657XU CN 201020222657 U CN201020222657 U CN 201020222657U CN 201746243 U CN201746243 U CN 201746243U
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- lift
- overhead traveling
- traveling crane
- winch
- cabin
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Abstract
The utility model provides a hoisting system of a high power wind turbine generator set. The hosting system comprises: a crown block, at least two sets of transmission mechanisms and a hoister, wherein the crown block is arranged in a cabin; at least two sets of transmission mechanisms are connected with the crown block and hung with hoisted objects; and the hoister is respectively connected with all the transmission mechanisms and arranged on a tower barrel platform below the cabin. All the transmission mechanisms are used for synchronously driving the hoisted objects to move along vertical direction during the running process of the hoister. In the utility model, the load of the hoisting system of the high power wind turbine generator set is relieved so that the working efficiency is improved.
Description
Technical field
The utility model relates to field of mechanical technique, relates in particular to a kind of high-power wind turbine unit Lift-on/Lift-off System.
Background technology
The daily attention of each parts of wind power generating set, maintenance and replacing need the hanging device of specialty that each parts, instrument etc. are hung in the cabin by ground.At present, the solution that the lifting of small parts is generally adopted is that a maintenance crane is installed in the cabin, adopts electric block to hang in the cabin as the parts of lifting appliance with wind power generating set.Lifting to large components such as gear case, electrical generators, the solution that adopts is to arrange a winch on the tower barrel base platform, configuration is equipped with the driving of fixed pulley group in the cabin, and winch is realized lifting to large components such as gear case and electrical generators by being wrapped in steel rope on driving fixed pulley group and the lifting movable pulley.
Along with the development of high-power wind-driven generator group, the weight of large components such as gear case and electrical generator increases thereupon, and the requirement of lifting is also more and more higher.The gear case of high-power unit, the weight of electrical generator often differ greatly, and hanging device must design by the load of maximum, make the size of hanging device, weight also increase thereupon.Therefore hanging device is not only heavy, and productive costs also improves thereupon.Especially when the relatively lighter parts of lifting quality, also want the large-scale hanging device of carrying and installation, brought very big trouble to use.
The utility model content
The utility model provides a kind of high-power wind turbine unit Lift-on/Lift-off System, in order to the defective of hanging device heaviness in the wind power generating set in the solution prior art, realizes reducing the purpose of hanging device load.
The utility model provides a kind of high-power wind turbine unit Lift-on/Lift-off System, comprising: be arranged on the overhead traveling crane in the cabin;
Link to each other with overhead traveling crane, articulate by at least two sets of transmission mechanism of hoisting object;
With each transmission device difference bonded assembly winch, winch is arranged on the tower barrel platform of below, cabin;
Each transmission device is used at the winch operation process, drives synchronously and is moved in vertical direction by hoisting object.
On the basis of such scheme, each transmission device comprises respectively: rope, be arranged on overhead traveling crane fixed pulley on the overhead traveling crane, be used to articulate by the lifting movable pulley of hoisting object and be arranged on the rear portion fixed pulley of cabin rear side;
One end of rope is fixed on the front side in cabin, and rope connects overhead traveling crane fixed pulley, lifting movable pulley and rear portion fixed pulley successively, and the other end of rope is connected to winch by the rear portion fixed pulley.
On the basis of such scheme, an end of rope is fixed on the voussoir of front side in cabin.
On the basis of such scheme, with overhead traveling crane bonded assembly overhead traveling crane traveling gear.Being used to drive overhead traveling crane along continuous straight runs in the cabin moves.
On the basis of such scheme, four pin of overhead traveling crane are respectively equipped with wheel, and wheel is used to make overhead traveling crane to move along the horizontal track in the cabin.
On the basis of such scheme, winch also is connected with the controller that is used to control the winch operating speed, and controller also is used to control each winch run-in synchronism.
The utility model high-power wind turbine unit Lift-on/Lift-off System has at least two winchs and at least two sets of transmission mechanism, therefore, can be according to by the weight of hoisting object, select the platform number of the winch that uses in the lifting process and the tricks of corresponding transmission device.If it is lighter by hoisting object weight, be complementary with the load of winch and the transmission device that links to each other with this winch wherein, then only use this winch and the transmission device that links to each other with this winch to being lifted by crane by hoisting object, then detachable other winch and with other winch bonded assembly transmission device, cut thereby alleviated the negative of high-power wind turbine unit Lift-on/Lift-off System, improved work efficiency.If heavier by hoisting object weight, then can select winch more than two or two and coupled transmission device, this is lifted by crane by hoisting object.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to do one to the accompanying drawing of required use in embodiment or the description of the Prior Art below introduces simply, apparently, accompanying drawing in describing below is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of the utility model high-power wind turbine unit Lift-on/Lift-off System embodiment one;
Fig. 2 is the structural representation of the utility model high-power wind turbine unit Lift-on/Lift-off System embodiment two;
Fig. 3 is the structural representation of the utility model high-power wind turbine unit Lift-on/Lift-off System embodiment three.
The specific embodiment
For the purpose, technical scheme and the advantage that make the utility model embodiment clearer, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the structural representation of the utility model high-power wind turbine unit Lift-on/Lift-off System embodiment one.As shown in Figure 1, present embodiment comprises: overhead traveling crane 11, at least two winchs 12 and at least two sets of transmission mechanism 13.Wherein, the tricks of transmission device 13 is corresponding with the platform number of winch 12.Each sets of transmission mechanism 13, can articulate jointly load heavier by hoisting object, also can articulate different simultaneously respectively by hoisting object.The overhead traveling crane 11 that is arranged in the cabin links to each other with each sets of transmission mechanism 13.Each sets of transmission mechanism 13 is connected with winch 12 respectively, and winch is arranged on the tower barrel platform of below, cabin.
Each sets of transmission mechanism 13 is used at winch 12 operation process, drives synchronously and is moved in vertical direction by hoisting object.Thereby, make by hoisting object and lift by crane in the cabin at overhead traveling crane 11 places.
As shown in Figure 2, on the basis of such scheme, each winch 12 also is connected with controller 14.Controller 14 is used to control the operating speed of each winch, also is used to control each winch run-in synchronism.
In the lifting process, if each winch or each transmission device generation deflection can be adjusted the operating speed correction of winch by controller 14.Thereby avoided the generation of following phenomenon: when using the separate unit winch to lift, in case the situation of parts generation deflection, the difficult high-power wind turbine unit Lift-on/Lift-off System that relies on itself is adjusted, thereby has influence on the safety of hoisting process.In addition, because this is implemented later-model winch and has two at least, the tricks of transmission device is identical with elevator board number, when a sets of transmission mechanism or a winch generation deflection, can adopt other normal volume machine and corresponding transmission device to lift by crane, and transmission device or winch that deflection takes place are corrected by hoisting object.
The utility model high-power wind turbine unit Lift-on/Lift-off System has at least two winchs and at least two sets of transmission mechanism, therefore, can be according to by the weight of hoisting object, select the platform number of the winch that uses in the lifting process and the tricks of corresponding transmission device.If it is lighter by hoisting object weight, be complementary with the load of winch and the transmission device that links to each other with this winch wherein, then only use this winch and the transmission device that links to each other with this winch to being lifted by crane by hoisting object, then detachable other winch and with other winch bonded assembly transmission device, cut thereby alleviated the negative of high-power wind turbine unit Lift-on/Lift-off System, improved work efficiency.If heavier by hoisting object weight, then can select winch more than two or two and coupled transmission device, this is lifted by crane by hoisting object.
Fig. 3 is the structural representation of the utility model high-power wind turbine unit Lift-on/Lift-off System embodiment three.As shown in Figure 3, each sets of transmission mechanism in the present embodiment comprises: be arranged on overhead traveling crane fixed pulley 4 on the overhead traveling crane 3, articulate by the lifting movable pulley 2 of hoisting object and be arranged on the rear portion fixed pulley 5 and the rope 7 of front side, cabin.Wherein, be articulated in lifting running block below respectively by hoisting object.Be can be each parts or instrument in the wind power generating set by hoisting object.One end of rope 7 is fixed on the cabin rear side.Particularly, an end of rope is fixed on the voussoir 1 of cabin rear side; The overhead traveling crane fixed pulley 4 that is arranged on the overhead traveling crane is detachable.
Rope 7 connects overhead traveling crane fixed pulley 4, lifting movable pulley 2 and rear portion fixed pulley 5 successively, and the other end of rope 7 is connected to lifting drum 6 by rear portion fixed pulley 5.Particularly, as shown in Figure 3, rope 7 is since an end, be wrapped in earlier between overhead traveling crane fixed pulley 4 and the lifting movable pulley 2, again from overhead traveling crane fixed pulley 4 around to rear portion fixed pulley 5, twine after the rear portion fixed pulley 5, again around to lifting drum 6.
During lifting drum 6 runnings,, drive 5 rotations of rear portion fixed pulley by being wrapped in the rope on the lifting drum 6; During 5 rotations of rear portion fixed pulley, around rope, drive 4 rotations of overhead traveling crane fixed pulley to rear portion fixed pulley 5 from overhead traveling crane fixed pulley 4.During 4 rotations of overhead traveling crane fixed pulley, move in the vertical direction by the rope drive lifting movable pulley 2 that is wrapped between overhead traveling crane fixed pulley 4 and the lifting movable pulley 2.
On the basis of such scheme, also comprise: with overhead traveling crane bonded assembly overhead traveling crane traveling gear.The overhead traveling crane traveling gear is used to drive overhead traveling crane along continuous straight runs in the cabin and moves.Four pin of overhead traveling crane are respectively equipped with wheel, and wheel is used to make overhead traveling crane to move along the horizontal track in the cabin.
After being lifted in the cabin, overhead traveling crane place by hoisting object, can by the overhead traveling crane traveling gear drive overhead traveling crane in the cabin along parallel motion, thereby drive by hoisting object in the cabin along parallel motion.In addition, in the winch operation process, also can make simultaneously the overhead traveling crane traveling gear drive overhead traveling crane and move in the horizontal direction, thereby make when being moved in the vertical direction by hoisting object, along continuous straight runs moves simultaneously.
Needing will be by lifting part in tower barrel platform winches to the cabin time, as shown in Figure 3, start winch work and make the running of lifting drum 6 conter clockwises, drive rear portion fixed pulley 5 clickwises, be subjected to the right pulling force thereby make with rear portion fixed pulley bonded assembly rope.Be arranged at overhead traveling crane fixed pulley 4 clickwise under rope pulling force to the right on the overhead traveling crane, drive and lift movable pulley bonded assembly part rope and move up, thereby the lifting movable pulley also move up thereupon.When the lifting movable pulley moves up, can drive overhead traveling crane along continuous straight runs in the cabin by the overhead traveling crane traveling gear moves, because, be arranged on the overhead traveling crane with the lifting movable pulley 2 bonded assembly overhead traveling crane fixed pulleys that articulate hanging object, therefore can drive and move by the hoisting object along continuous straight runs.
In the utility model high-power wind turbine unit Lift-on/Lift-off System, two winchs reach and winch bonded assembly transmission device, both can use synchronously, also can use separately.When the lifting load is big, can use two winchs and two sets of transmission mechanism to lift by crane synchronously; Lifting load hour adopts a winch job to get final product.When under same unit, lifting different loads, only need, thereby avoided when using a winch job, owing to the rope multiplying power is selected different and phenomenon that must twine rope again according to the magnitude of load choose reasonable.
It should be noted that at last: above embodiment only in order to the explanation the technical solution of the utility model, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (6)
1. a high-power wind turbine unit Lift-on/Lift-off System is characterized in that, comprising:
Be arranged on the overhead traveling crane in the cabin;
Link to each other with described overhead traveling crane, articulate by at least two sets of transmission mechanism of hoisting object;
With each described transmission device difference bonded assembly winch, described winch is arranged on the tower barrel platform of below, described cabin;
Each described transmission device is used at described winch operation process, drives synchronously describedly to be moved in vertical direction by hoisting object.
2. according to the described high-power wind turbine unit of claim 1 Lift-on/Lift-off System, it is characterized in that each described transmission device comprises respectively: rope, be arranged on overhead traveling crane fixed pulley on the overhead traveling crane, be used to articulate described by the lifting movable pulley of hoisting object be arranged on the rear portion fixed pulley of described cabin rear side;
One end of described rope is fixed on the front side in described cabin, and described rope connects described overhead traveling crane fixed pulley, described lifting movable pulley and described rear portion fixed pulley successively, and the other end of described rope is connected to described winch by described rear portion fixed pulley.
3. high-power wind turbine unit Lift-on/Lift-off System according to claim 2 is characterized in that, an end of described rope is fixed on the voussoir of front side in described cabin.
4. high-power wind turbine unit Lift-on/Lift-off System according to claim 3 is characterized in that, also comprises: with described overhead traveling crane bonded assembly overhead traveling crane traveling gear, be used to drive described overhead traveling crane along continuous straight runs in described cabin and move.
5. high-power wind turbine unit Lift-on/Lift-off System according to claim 4 is characterized in that four pin of described overhead traveling crane are respectively equipped with wheel, and described wheel is used to make described overhead traveling crane to move along the horizontal track in the described cabin.
6. according to each described high-power wind turbine unit Lift-on/Lift-off System of claim 1 to 5, it is characterized in that described winch also is connected with the controller that is used to control described winch operating speed, described controller also is used to control each described winch run-in synchronism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020222657XU CN201746243U (en) | 2010-06-03 | 2010-06-03 | Hoisting system of high power wind turbine generator set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020222657XU CN201746243U (en) | 2010-06-03 | 2010-06-03 | Hoisting system of high power wind turbine generator set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201746243U true CN201746243U (en) | 2011-02-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020222657XU Expired - Lifetime CN201746243U (en) | 2010-06-03 | 2010-06-03 | Hoisting system of high power wind turbine generator set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201746243U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105984818A (en) * | 2015-03-02 | 2016-10-05 | 上海电气风电设备有限公司 | Novel internal hoisting device for wind turbine generator hub |
| CN105984821A (en) * | 2015-03-02 | 2016-10-05 | 上海电气风电设备有限公司 | Hoisting device used according to needs and used in wind power unit cabin |
-
2010
- 2010-06-03 CN CN201020222657XU patent/CN201746243U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105984818A (en) * | 2015-03-02 | 2016-10-05 | 上海电气风电设备有限公司 | Novel internal hoisting device for wind turbine generator hub |
| CN105984821A (en) * | 2015-03-02 | 2016-10-05 | 上海电气风电设备有限公司 | Hoisting device used according to needs and used in wind power unit cabin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110216 |