CN212744211U

CN212744211U - Machine head positioning device of wind driven generator

Info

Publication number: CN212744211U
Application number: CN202021515657.9U
Authority: CN
Inventors: 王晓轩; 杨鹏; 庞三余
Original assignee: Sinohydro Bureau 11 Co Ltd
Current assignee: Sinohydro Bureau 11 Co Ltd
Priority date: 2020-07-28
Filing date: 2020-07-28
Publication date: 2021-03-19
Anticipated expiration: 2030-07-28

Abstract

The utility model discloses a aerogenerator's aircraft nose positioner, include impeller hub, commentaries on classics tile, cylindrical bearing, rectangle bearing frame and quick-witted case, the central fixedly connected with main shaft of impeller hub one side, the surperficial swing joint of main shaft has the axle bush the outside surface swing joint of axle bush has the anticreep bolt, the surperficial swing joint of anticreep bolt has the axle sleeve, the axle sleeve has synchronous type generator through axle bush swing joint. This aerogenerator's aircraft nose positioner, through the setting of radome fairing, make this device when outdoor use, avoided the rainwater to get into quick-witted case, prevented that synchronous type generator from damaging by the tide, increased the reliability of this device, through the setting of changeing the tile, make the atress support part of impeller hub and blade shift to quick-witted case, reduced the atress of main shaft, ensured this device at the operation in-process, the operational safety nature of main shaft has avoided taking place the fracture under the high stress effect.

Description

Machine head positioning device of wind driven generator

Technical Field

The utility model relates to a wind power generation technical field specifically is aerogenerator's aircraft nose positioner.

Background

Wind power generation refers to converting kinetic energy of wind into electric energy. Wind energy is a clean nuisanceless renewable energy source, utilizes wind power generation very environmental protection, and wind energy is amass, consequently receives the concern of all countries in the world day by day, as a new forms of energy utilization mode, and it is late rather than relevant equipment manufacturing supporting facility start, consequently has a little small error between wind generating set's wind wheel and generator, causes the combination that the two can not be fine, when the location equipment, because the existence of error, makes whole generating set efficiency reduce, consequently the utility model provides a aerogenerator's aircraft nose positioner.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a aerogenerator's aircraft nose positioner has solved the problem of proposition in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: aerogenerator's aircraft nose positioner, including the impeller hub, one side fixedly connected with of impeller hub changes the tile, the one end swing joint who changes the tile surface has cylindrical bearing, cylindrical bearing's outside swing joint has the rectangle bearing frame, the outside fixedly connected with machine case of the bearing frame of lifting, the center fixedly connected with main shaft of impeller hub one side, the surperficial swing joint of main shaft has the axle bush the outside surface swing joint of axle bush has the anticreep bolt, the surface swing joint of anticreep bolt has the axle sleeve, the axle sleeve has synchronous generator through axle bush swing joint.

Optionally, one side of the case is movably connected with a fairing made of glass fiber reinforced plastic.

Optionally, the side wall of the impeller hub is fixedly connected with a blade, and the blade is made of a carbon fiber composite material.

Optionally, the inner side of the bearing bush is provided with a rectangular protrusion, and the bearing bush is made of high-speed steel.

Optionally, the thickness of the shaft sleeve is 10 mm.

Optionally, the synchronous generator is of type Y100L-2.

(III) advantageous effects

The utility model provides a aerogenerator's aircraft nose positioner possesses following beneficial effect:

the machine head positioning device of the wind driven generator is characterized in that when workers assemble the machine head positioning device, the shaft sleeves are movably connected with the input ends of the main shaft and the synchronous generator respectively and fixed by the anti-falling bolts, so that mechanical energy generated by rotation of the blades is transmitted to the synchronous generator through the shaft sleeves, compared with the traditional positioning mode, when errors exist in the input ends of the main shaft and the synchronous generator, higher energy conversion efficiency can be still maintained, the energy conversion efficiency of the device is improved, through the arrangement of the fairing, when the device is used outdoors, rainwater is prevented from entering a case, the synchronous generator is prevented from being damped and damaged, the reliability of the device is improved, through the arrangement of the rotating tiles, the stress supporting parts of the impeller hub and the blades are transferred to the case, the stress of the main shaft is reduced, and the working safety of the main shaft in the operation process of the device is guaranteed, the fracture under the action of high stress is avoided.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic structural section view of the present invention;

fig. 3 is a schematic view of the shaft sleeve structure of the present invention.

In the figure: 1. an impeller hub; 2. turning tiles; 3. a cylindrical bearing; 4. a rectangular bearing seat; 5. a chassis; 6. a main shaft; 7. bearing bushes; 8. an anti-drop bolt; 9. a shaft sleeve; 10. a synchronous generator; 11. a cowling; 12. a blade.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 3, the present invention provides a technical solution: a machine head positioning device of a wind driven generator comprises an impeller hub 1, wherein one side of the impeller hub 1 is fixedly connected with a rotating bush 2, one end of the outer surface of the rotating bush 2 is movably connected with a cylindrical bearing 3, the outer side of the cylindrical bearing 3 is movably connected with a rectangular bearing seat 4, the outer side of the lifting bearing seat 4 is fixedly connected with a machine case 5, the center of one side of the impeller hub 1 is fixedly connected with a main shaft 6, the surface of the main shaft 6 is movably connected with a bush 7, the outer side surface of the bush 7 is movably connected with an anti-falling bolt 8, the surface of the anti-falling bolt 8 is movably connected with a shaft sleeve 9, the shaft sleeve 9 is movably connected with a synchronous generator 10 through the bush 7, one side of the machine case 5 is movably connected with a fairing 11, the fairing 11 is made of glass fiber reinforced plastic, the side wall of the impeller hub 1 is fixedly, the thickness of the shaft sleeve 3 is 10 mm, the model number of the synchronous generator 10 is Y100L-2, when the worker assembles, the shaft sleeve 9 is used to be movably connected with the input ends of the main shaft 6 and the synchronous generator 10 respectively, and the anti-drop bolt 8 is used for fixing, so that the mechanical energy generated by the rotation of the blade 12 is transmitted to the synchronous generator 10 through the shaft sleeve 9, compared with the traditional positioning mode, when the input ends of the main shaft 6 and the synchronous generator 10 have errors, the high energy conversion efficiency can be still maintained, the energy conversion efficiency of the device is improved, through the arrangement of the fairing 11, when the device is used outdoors, rainwater is prevented from entering the case 5, the synchronous generator 10 is prevented from being affected with damp and damaged, the reliability of the device is improved, through the arrangement of the turning tile 2, the stress supporting parts of the impeller hub 1 and the blade 12 are transferred to the case 5, the stress of the main shaft 6 is reduced, the working safety of the main shaft 6 is guaranteed in the operation process of the device, and the main shaft is prevented from being broken under the action of high stress.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

To sum up, the head positioning device of the wind driven generator, when in use, when in assembly, a worker uses the shaft sleeve 9 to be movably connected with the input ends of the main shaft 6 and the synchronous generator 10 respectively, and uses the anti-drop bolt 8 to fix, so that the mechanical energy generated by the rotation of the blades 12 is transmitted to the synchronous generator 10 through the shaft sleeve 9, compared with the traditional positioning mode, when the input ends of the main shaft 6 and the synchronous generator 10 have errors, the high energy conversion efficiency can be still maintained, the energy conversion efficiency of the device is improved, through the arrangement of the fairing 11, when the device is used outdoors, rainwater is prevented from entering the case 5, the synchronous generator 10 is prevented from being affected with damp and damaged, the reliability of the device is improved, through the arrangement of the rotating tile 2, the stress supporting parts of the impeller hub 1 and the blades 12 are transferred to the case 5, and the stress of the main shaft 6 is reduced, the working safety of the main shaft 6 is guaranteed in the operation process of the device, and the main shaft is prevented from being broken under the action of high stress.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Aircraft nose positioner of aerogenerator, including impeller hub (1), its characterized in that: one side fixedly connected with of impeller hub (1) changes tile (2), the one end swing joint who changes tile (2) surface has cylindrical bearing (3), the outside swing joint of cylindrical bearing (3) has rectangle bearing frame (4), the outside fixedly connected with machine case (5) of rectangle bearing frame (4), the center fixedly connected with main shaft (6) of impeller hub (1) one side, the surface swing joint of main shaft (6) has axle bush (7) the outside surface swing joint of axle bush (7) has anticreep bolt (8), the surface swing joint of anticreep bolt (8) has axle sleeve (9), axle sleeve (9) have synchronous type generator (10) through axle bush (7) swing joint.

2. The handpiece positioning device of a wind power generator as claimed in claim 1, wherein: one side of the case (5) is movably connected with a fairing (11), and the fairing (11) is made of glass fiber reinforced plastic.

3. The handpiece positioning device of a wind power generator as claimed in claim 1, wherein: the impeller is characterized in that the side wall of the impeller hub (1) is fixedly connected with blades (12), and the blades (12) are made of carbon fiber composite materials.

4. The handpiece positioning device of a wind power generator as claimed in claim 1, wherein: the inner side of the bearing bush (7) is provided with a rectangular bulge, and the bearing bush (7) is made of high-speed steel.

5. The handpiece positioning device of a wind power generator as claimed in claim 1, wherein: the thickness of the shaft sleeve (3) is 10 mm.

6. The handpiece positioning device of a wind power generator as claimed in claim 1, wherein: the type of the synchronous generator (10) is Y100L-2.