CN216842049U

CN216842049U - Wind turbine generator system impeller equipment frock

Info

Publication number: CN216842049U
Application number: CN202220898246.5U
Authority: CN
Inventors: 王向伟; 刘毅; 梁表; 张玉梁; 武环宇; 张士营
Original assignee: Hebei Branch Of Huaneng New Energy Co ltd
Current assignee: Hebei Branch Of Huaneng New Energy Co ltd
Priority date: 2022-04-19
Filing date: 2022-04-19
Publication date: 2022-06-28
Anticipated expiration: 2032-04-19
Also published as: LU502335B1; IES87382Y1; IE20220101U1

Abstract

The utility model discloses a wind turbine generator impeller assembling tool, which relates to the field of wind turbine generator assembling equipment; the blade lifting device comprises a first bottom plate which is horizontally and fixedly arranged, wherein two parallel track grooves are formed in the first bottom plate, a second bottom plate is connected in the track grooves in a sliding mode, the top of the second bottom plate is connected with a rotating part, the top of the rotating part is fixedly connected with a third bottom plate, a track is arranged on the third bottom plate, a bearing part with adjustable height is arranged on the track in a sliding mode, a lifting support for lifting blades is arranged at the top of the bearing part, and the lifting support is matched with the blade lifting position in shape; the vertical projection of the initial position of the track is vertical to the vertical projection of the track groove. The utility model provides a wind turbine generator system impeller equipment frock, it is easy and simple to handle, the equipment impeller of being convenient for compares traditional equipment mode, requires to reduce to wind regime, saves the equipment time greatly, extrudes sufficient window period for impeller integral hoisting.

Description

Wind turbine generator system impeller equipment frock

Technical Field

The utility model relates to a wind turbine generator system equipment technical field especially relates to a wind turbine generator system impeller equipment frock.

Background

The wind power generation blade is a key part for wind energy capture in wind power generation, is an important component for converting wind energy into electric energy, and an impeller formed by the wind power generation blade and a hub is an energy capture mechanism and can convert the wind energy into mechanical energy. At the same time, the blades are also the main load-bearing members for wind loads. Along with the trend of large-scale wind turbine generator, the center of gravity of a hub of the main engine is higher and higher, and the length and the weight of the blade are also larger and larger. The installation and operation of the blades is therefore a major problem.

At present, the conventional assembling mode of the blade and the hub is that a main crane lifts the blade, an auxiliary crane is matched, a cable wind rope is pulled in a manpower-assisted mode, and a chain block of a main crane sling adjusts the butt joint angle. However, the current assembly mode has higher requirements on wind conditions, and is difficult to assemble or even incapable of assembling when the wind speed is higher; the assembly difficulty is high, and the coordination and matching difficulty of each point is high. The whole assembling process is time-consuming and labor-consuming, the wind condition is increased in the process of a long assembling period, the assembling is stopped, the assembling occupies a downwind window, the integral hoisting of the hub is delayed to the next window period, and the hoisting progress is difficult to grasp.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a wind turbine generator system impeller equipment frock to solve the problem that above-mentioned prior art exists, easy and simple to handle, the equipment impeller of being convenient for compares traditional equipment mode, requires to reduce to wind conditions, saves the equipment time greatly, extrudes sufficient window period for impeller integral hoisting.

In order to achieve the above object, the utility model provides a following scheme:

the utility model provides a wind turbine generator impeller assembling tool, including the first bottom plate of horizontal fixed setting, set up two parallel track grooves on the first bottom plate, sliding connection has the second bottom plate in the track groove, second bottom plate top is connected with the rotation portion, rotation portion top fixedly connected with third bottom plate, install the track on the third bottom plate, it can the regulation of height to slide on the track to be provided with the bearing part, bearing part top is provided with the support that lifts the blade, it lifts the support shape and the blade and lifts the position phase-match; the vertical projection of the initial position of the track is perpendicular to that of the track groove, so that the blade can be fixedly clamped and connected in a lifting mode, the blade is not influenced by wind conditions, the installation process is stable and reliable, shaking and deviation of the track and the track groove are not caused by large wind, transverse and longitudinal movement of the blade can be achieved, the rotation of the blade angle can be achieved by the rotating portion, and the blade can be lifted to a proper height by the bearing portion according to needs.

Optionally, two the symmetry is provided with four first baffles between the track groove, the inboard first horizontal hydraulic cylinder of fixedly connected with of first baffle is close to two of track groove one end the flexible direction of first horizontal hydraulic cylinder with be close to two of the track groove other end the flexible opposite direction of first horizontal hydraulic cylinder, first horizontal hydraulic cylinder end with second bottom plate outside fixed connection.

Optionally, the cross section of the second bottom plate is of a circular ring-shaped structure; the bottom of the second bottom plate is fixedly provided with two steel columns which are horizontally and symmetrically arranged, a first bearing is sleeved on each steel column, and the outer ring of each first bearing is arranged in the corresponding track groove in a rolling mode.

Optionally, the rotating portion includes a cylinder wall fixedly disposed on the second base plate, a second bearing horizontally disposed is fixedly mounted at a top of the cylinder wall, a bearing outer ring of the second bearing is fixedly connected to the cylinder wall, a bearing inner ring of the second bearing is fixedly connected to a tapered wall, and a top of the tapered wall is fixedly connected to the third base plate.

Optionally, an outer gear ring is fixedly arranged on the outer wall of the bearing outer ring of the second bearing; the outside fixedly connected with fixing base of toper wall, the terminal fixed mounting of fixing base has the speed reducer, the input transmission at speed reducer top is connected with the motor, the output of speed reducer bottom is connected with the gear, the gear with the outer ring gear meshing.

Optionally, an i-beam is fixedly arranged on the third bottom plate, the rail is fixedly mounted on the i-beam, and the bottom of the bearing part is movably arranged in the rail; the bearing part comprises a plurality of first vertical hydraulic cylinders, the first vertical hydraulic cylinders are fixedly connected through connecting rods, and the lifting supports are fixedly connected to the tops of the first vertical hydraulic cylinders; the track both ends are fixed and are provided with the second baffle, the inboard fixedly connected with second horizontal hydraulic cylinder of second baffle, be close to two of track one end the flexible direction of second horizontal hydraulic cylinder with be close to two of the track other end the flexible direction of second horizontal hydraulic cylinder is opposite, second horizontal hydraulic cylinder terminal with connecting rod one side fixed connection.

Optionally, the bottom of the bearing part is movably arranged on the track through a third bearing; extension parts are respectively arranged on two sides of the connecting rod and fixedly connected with the inner ring of the third bearing, and the outer ring of the third bearing is arranged in the track in a rolling manner.

Optionally, a reinforcing rib is fixedly arranged between the cylinder wall and the second bottom plate; and a reinforcing rib is fixedly arranged between the conical wall and the third bottom plate.

Optionally, the first bottom plate has a square or circular structure; and the tail end of the first horizontal hydraulic cylinder is fixedly connected with the outer side of the second bottom plate through a push arm with a hinge.

Optionally, two at least speed reducers are installed through fixing base fixed symmetry in the outside of toper wall, and here speed reducer quantity does not do the restriction, can adopt two, four, six or more that the symmetry set up all can, every the input at speed reducer top is equallyd divide and is do the transmission connection have the motor, every the output of speed reducer bottom is equallyd divide and is do not connected with the gear, the gear with outer ring gear meshing.

The utility model discloses for prior art gain following technological effect:

the utility model provides a wind turbine generator system impeller equipment frock because the fixed joint of blade is in open-top lifts the support to the blade state is more stable and firm, and the completion equipment that also can be fine when the wind speed is great, and the equipment degree of difficulty is little, and the cooperation degree of difficulty is little in coordination of each point. The installation adopts structures such as track and track groove and rotation portion, realizes blade direction, angle and height's adjustment, saves time, laborsaving, and long assembly cycle in-process can not lead to the equipment to stop because of wind regime grow to save the equipment time, be convenient for hoist and mount.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the working state of the wind turbine impeller assembling tool of the present invention;

fig. 2 is a schematic view of the overall structure of the assembly tool for the impeller of the wind turbine generator of the present invention;

FIG. 3 is a schematic view of a first bottom plate structure of the present invention;

fig. 4 is a schematic top view of the first base plate of the present invention;

FIG. 5 is a schematic view of the connection structure between the second bottom plate and the rotating part of the present invention;

fig. 6 is a schematic top view of a second bottom plate of the present invention;

FIG. 7 is a schematic view of the structure of the rotating part of the present invention;

fig. 8 is a schematic view of a connection structure between the rotating part and the third bottom plate of the present invention;

FIG. 9 is a schematic view of a connection structure between the third bottom plate and the carrying portion of the present invention;

FIG. 10 is a schematic side view of the connection structure of the third bottom plate and the carrying portion of the present invention;

description of reference numerals: 1. a first base plate; 2. a track groove; 3. a first baffle plate; 4. a second base plate; 5. reinforcing ribs; 6. a cylinder wall; 7. an outer ring gear; 8. a bearing outer race of the second bearing; 9. a bearing inner race of the second bearing; 10. a first bearing; 11. a steel column; 12. an electric motor; 13. a speed reducer; 14. a gear; 15. a first horizontal hydraulic cylinder; 16. a tapered wall; 17. a fixed seat; 18. an I-beam; 19. a track; 20. a second horizontal hydraulic cylinder; 21. a connecting rod; 22. a first vertical hydraulic cylinder; 23. lifting; 24. a second baffle; 25. a third bearing; 26. a third base plate; 27. a blade; 28. a hub; 29. and (4) pushing the arm.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

The utility model provides a wind turbine generator system impeller equipment frock, as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9 and fig. 10, the first bottom plate 1 of square or circular structure including the fixed setting of level, set up two parallel track grooves 2 on the first bottom plate 1, sliding connection has second bottom plate 4 in track groove 2, second bottom plate 4 top is connected with the rotation portion, rotation portion top fixedly connected with third bottom plate 26, install track 19 on the third bottom plate 26, it has the bearing part that the height can be adjusted to slide on the track 19, the bearing part top is provided with the support 23 that lifts that is used for lifting the blade, lift support 23 shape and blade 27 and lift the position phase-match, thereby be convenient for fixed joint blade 27, prevent that blade 27 and wheel hub 28 installation from taking place to rock; the vertical projection of 19 initial position of track is perpendicular with the vertical projection in track groove 2 to lifting and holding in the palm 23 and can fixing the joint with blade 27, make it can not influenced by the wind regime, reliable and stable in the installation, can not rock and skew track and track groove are arranged perpendicularly because of wind is big to be produced, can realize that blade 27's horizontal migration, vertical migration, rotation and adjustment lift the height, and the equipment of blade 27 and wheel hub 28 of being convenient for compares in traditional rope and hangs the mode, the utility model discloses the installation is more reliable and more stable, has saved a large amount of time.

Further preferably, the utility model discloses the symmetry is provided with four first baffles 3 between two track grooves 2, the first horizontal hydraulic cylinder 15 of the inboard fixedly connected with of first baffle 3, the flexible direction of two first horizontal hydraulic cylinders 15 that are close to track groove 2 one end is opposite with the flexible direction of two first horizontal hydraulic cylinders 15 that are close to the track groove 2 other end, first horizontal hydraulic cylinder 15 is terminal through taking the hinge to push away arm 29 and second bottom plate 4 outside fixed connection, first horizontal hydraulic cylinder 15 uses first baffle 3 as the benchmark, realize the horizontal migration of second bottom plate 4. The cross section of the second bottom plate 4 is of a circular ring-shaped structure; 4 bottom fixed mounting of second bottom plate has two horizontal symmetrical arrangement's steel column 11, has played the effect of reinforcing and preapring for an unfavorable turn of events shape, and the cover is equipped with first bearing 10 on the steel column 11, and the outer lane of first bearing 10 rolls and sets up in track groove 2, and first bearing 10 installation principle is that the gap satisfies the deformation redundancy between second bottom plate 4 and the first bottom plate 1, and the use of first bearing 10 is equivalent to the wheel that rolls, has reduced first horizontal hydraulic cylinder 15's promotion resistance.

The rotating part comprises a cylinder wall 6 fixedly arranged on a second bottom plate 4, a reinforcing rib 5 is fixedly arranged between the cylinder wall 6 of the cylindrical structure and the second bottom plate 4, a second bearing horizontally arranged is fixedly arranged at the top of the cylinder wall 6, a bearing outer ring 8 of the second bearing is fixedly connected with the cylinder wall 6, a bearing inner ring 9 of the second bearing is fixedly connected with a conical wall 16, the top of the conical wall 16 is fixedly connected with a third bottom plate 26, and the reinforcing rib 5 is fixedly arranged between the conical wall 16 of which the upper end opening is larger than the lower end opening and the third bottom plate 26. An outer gear ring 7 is fixedly arranged on the outer wall of a bearing outer ring 8 of the second bearing; the outer side of the conical wall 16 is fixedly provided with a speed reducer 13, namely a speed reduction gear box, the input end at the top of the speed reducer 13 is in transmission connection with a motor 12, the output end at the bottom of the speed reducer 13 is connected with a gear 14, the gear 14 is meshed with the outer gear ring 7, when the speed reducer is in work, the motor 12 drives the speed reducer 13, the speed reducer 13 drives the gear 14 to rotate, the gear 14 is meshed with the outer gear ring 7, so that the gear 14 rotates relative to the outer gear ring 7, namely, the gear 14 rolls along the outer gear ring 14, because the outer gear ring 7 is fixedly connected with the bearing outer ring 8 of the second bearing, the gear 14, the speed reducer 13 and the like are fixed on the conical wall 16, and the conical wall 16 is fixedly connected with the bearing inner ring 9 of the second bearing, so that the relative rotation of the bearing inner ring 9 and the bearing outer ring 8 can be finally realized, and the relative rotation of the second bottom plate and the third bottom plate can be further realized. Fig. 7 is the utility model discloses one of them arrangement form of speed reducer, in fig. 7, 8 outside symmetries of bearing inner race of second bearing are provided with totally 6 speed reducer 13 to improved rotation efficiency, the utility model discloses in do not do specific restriction to the specific quantity of speed reducer 13 structure, can adopt two, four, six or more all can, can set up in a flexible way as required.

The third bottom plate 26 is fixedly provided with an I-shaped beam 18, a track 19 is fixedly arranged above the I-shaped beam 18, and the bottom of the bearing part is movably arranged in the track 19; the bearing part comprises a plurality of first vertical hydraulic cylinders 22, the first vertical hydraulic cylinders 22 are fixedly connected through connecting rods 21, lifting supports 23 are fixedly connected to the tops of the first vertical hydraulic cylinders 22, blades 27 can be lifted to a proper height as required, and the flange surfaces of the blade roots and the flange surfaces of the bearings in the hub 28 are made to be flat; the fixed second baffle 24 that is provided with in track 19 both ends, the inboard fixedly connected with second horizontal hydraulic cylinder 20 of second baffle 24, the flexible opposite direction of two second horizontal hydraulic cylinders 20 that are close to track 19 one end and two second horizontal hydraulic cylinders 20 that are close to the track 19 other end, the terminal and connecting rod 21 one end fixed connection of second horizontal hydraulic cylinder 20. The bottom of the bearing part is movably arranged on the track 19 through a third bearing 25; the two sides of the connecting rod 21 are respectively provided with an extension part, the extension parts are fixedly connected with the inner ring of the third bearing 25, and the outer ring of the third bearing 25 is arranged in the track 19 in a rolling manner and is equivalent to a roller, so that the resistance of the bearing part in the track 19 is reduced.

In the description of the present invention, it should be noted that the terms "center", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The principle and the implementation mode of the utility model are explained by applying a specific embodiment, and the explanation of the embodiment is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.

Claims

1. The utility model provides a wind turbine generator system impeller equipment frock which characterized in that: the blade lifting device comprises a first bottom plate which is horizontally and fixedly arranged, wherein two parallel track grooves are formed in the first bottom plate, a second bottom plate is connected in the track grooves in a sliding mode, the top of the second bottom plate is connected with a rotating part, the top of the rotating part is fixedly connected with a third bottom plate, a track is arranged on the third bottom plate, a bearing part with adjustable height is arranged on the track in a sliding mode, a lifting support for lifting blades is arranged at the top of the bearing part, and the lifting support shape is matched with the blade lifting position; the vertical projection of the initial position of the track is perpendicular to the vertical projection of the track groove.

2. The wind turbine generator impeller assembling tool according to claim 1, characterized in that: two the symmetry is provided with four first baffles between the track groove, the inboard first horizontal hydraulic cylinder of fixedly connected with of first baffle is close to two of track groove one end first horizontal hydraulic cylinder's flexible direction with be close to two of the track groove other end the flexible opposite direction of first horizontal hydraulic cylinder, first horizontal hydraulic cylinder terminal with second bottom plate outside fixed connection.

3. The wind turbine generator impeller assembling tool according to claim 1, characterized in that: the cross section of the second bottom plate is of a circular ring-shaped structure; the bottom of the second bottom plate is fixedly provided with two steel columns which are horizontally and symmetrically arranged, a first bearing is sleeved on each steel column, and the outer ring of each first bearing is arranged in the corresponding track groove in a rolling mode.

4. The wind turbine generator impeller assembling tool according to claim 1, characterized in that: the rotating part comprises a cylinder wall fixedly arranged on the second base plate, a second bearing horizontally arranged is fixedly installed at the top of the cylinder wall, a bearing outer ring of the second bearing is fixedly connected with the cylinder wall, a bearing inner ring of the second bearing is fixedly connected with a conical wall, and the top of the conical wall is fixedly connected with the third base plate.

5. The wind turbine generator impeller assembling tool according to claim 4, wherein: an outer gear ring is fixedly arranged on the outer wall of the bearing outer ring of the second bearing; the outer side of the conical wall is fixedly provided with a speed reducer through a fixing seat, the input end at the top of the speed reducer is connected with a motor in a transmission manner, the output end at the bottom of the speed reducer is connected with a gear, and the gear is meshed with the outer gear ring.

6. The wind turbine generator impeller assembling tool according to claim 1, characterized in that: an I-shaped beam is fixedly arranged on the third bottom plate, the track is fixedly arranged on the I-shaped beam, and the bottom of the bearing part is movably arranged in the track; the bearing part comprises a plurality of first vertical hydraulic cylinders, the first vertical hydraulic cylinders are fixedly connected through connecting rods, and the lifting supports are fixedly connected to the tops of the first vertical hydraulic cylinders; the track is characterized in that second baffles are fixedly arranged at two ends of the track, second horizontal hydraulic cylinders are fixedly connected to the inner sides of the second baffles, the telescopic directions of the two second horizontal hydraulic cylinders close to one end of the track are opposite to the telescopic directions of the two second horizontal hydraulic cylinders close to the other end of the track, and the tail ends of the second horizontal hydraulic cylinders are fixedly connected to one side of the connecting rod.

7. The wind turbine generator impeller assembling tool according to claim 6, characterized in that: the bottom of the bearing part is movably arranged on the track through a third bearing; extension parts are respectively arranged on two sides of the connecting rod and fixedly connected with the inner ring of the third bearing, and the outer ring of the third bearing is arranged in the track in a rolling manner.

8. The wind turbine generator impeller assembling tool according to claim 4, wherein: reinforcing ribs are fixedly arranged between the cylinder wall and the second bottom plate; and a reinforcing rib is fixedly arranged between the conical wall and the third bottom plate.

9. The wind turbine generator impeller assembling tool according to claim 2, characterized in that: the first bottom plate is of a square or round structure; and the tail end of the first horizontal hydraulic cylinder is fixedly connected with the outer side of the second bottom plate through a push arm with a hinge.

10. The wind turbine generator impeller assembling tool according to claim 5, wherein: at least two speed reducers are fixedly and symmetrically arranged on the outer side of the conical wall through a fixed seat, the input end of the top of each speed reducer is in transmission connection with a motor, the output end of the bottom of each speed reducer is connected with a gear, and the gears are meshed with the outer gear rings.