Wind power hub rotating equipment

Abstract

The utility model discloses a wind power hub rotating device which comprises a base, a rotating disc is rotatably arranged on the base, a gearbox and a driving motor are arranged in the base, a driving gear is arranged on an output shaft of the gearbox, a meshing gear ring is rotatably arranged on the upper side of the base, and the rotating disc is installed on the upper side of the meshing gear ring. The device is characterized in that the base comprises a platform plate, a structure reinforcing assembly is arranged in the platform plate, the rotating disc comprises a containing disc, and the device is electrically connected with the driving motor through the control cabinet, the position switch and the driving motor. After the driving motor works, the driving gear on one side of the gearbox drives the meshing gear ring to rotate, then the rotating disc drives the wind power hub on the top of the rotating disc to rotate, the multiple fixing frames are arranged, the rotating disc stops rotating when rotating till the fixing frames are opposite to the position switch, and the limiting effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of wind turbine hub rotating equipment, in particular to a wind turbine hub rotating equipment. Background Art

[0002] The blades of wind turbines must be installed on the hub. The hub is the connection hub of the wind rotor and the connection between the root of the blade and the rotor. All the forces transmitted from the blades must be transmitted through the hub and then transmitted to the driving object of the wind turbine. The hub is also the main component for controlling the blade pitch. The disadvantage of existing wind turbine hub rotating equipment is that the structural stability of the equipment is poor, and people have conducted a lot of research on this.

[0003] For example: the Chinese patent document "Rotary jig for wind turbine hub processing" with application number CN202123279485.7 includes a base, a rotating seat and a rotating drive mechanism; the bottom surface of the base is parallel to the workbench, the top surface of the base is at an angle of α degrees to the workbench, and the blade surface of the hub workpiece being processed is at an angle of α degrees to the rotation axis of the hub workpiece; the rotating seat is rotatably connected to the top surface of the base through a rotating drive mechanism; the bottom surface of the base has a connecting mechanism for connecting to the workbench; the rotating seat has a detachable fixing mechanism for connecting the hub workpiece; the rotating drive mechanism includes: a power unit, an inner bearing and an outer bearing; the inner bearing is fixedly connected to the top surface of the base, and the outer bearing is fixedly connected to the bottom surface of the rotating seat; the inner bearing and the outer bearing are rotatably connected; the power unit is connected to the base; the outer bearing and the power unit are connected by a corresponding transmission mechanism, and the power unit drives the outer bearing to rotate. The utility model saves time for turning over and correcting, is safe, convenient and fast, reduces safety hazards, and reduces the amount of driving.

[0004] It can be seen that in the above-mentioned prior art, the structural design is single and the structural stability is still poor. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a wind turbine hub rotating device, which can solve the above-mentioned problems in the existing technology.

[0006] The utility model is realized through the following technical scheme: a wind turbine hub rotating device of the utility model comprises a base, a turntable is rotatably arranged on the base, a gearbox and an active motor are arranged in the base, a driving gear is arranged on the output shaft of the gearbox, an engaging gear ring is rotatably arranged on the upper side of the base, the turntable is installed on the upper side of the engaging gear ring, the driving gear is meshed with the engaging gear ring, and is characterized in that the base comprises a platform plate, a structural reinforcement component is arranged in the platform plate, and the turntable comprises a placement plate, and a force dispersion component is arranged in the placement plate.

[0007] A further technical solution is that the structural reinforcement assembly includes a connecting shell arranged on the outer surface of the platform plate, a bottom fixing box is also arranged at the bottom of the platform plate, a plurality of fixing brackets are arranged between the bottom fixing box and the connecting shell, and two cross beams are also arranged in parallel to the lower sides of the connecting shell and the bottom fixing box and are fixed.

[0008] According to a further technical solution, the connecting shell forms a hexagonal structure around the platform plate, the bottom fixing box is a hexagonal ring structure, and the fixing brackets are respectively connected between the connecting shell and the hexagonal sides of the bottom fixing box.

[0009] According to a further technical solution, a plurality of bases are arranged in the middle of the hexagonal sides of the bottom of the connecting shell, two opposite bases are arranged at the position where the cross beam is connected to the bottom fixing box, and the bottom fixing box is also provided with two bases located on opposite sides of the bottom fixing box.

[0010] A further technical solution is that a mounting plate is detachably connected to the platform plate, the gearbox is fixedly arranged at the bottom of the mounting plate, a matching plate is arranged at the top of the platform plate, a plurality of nuts are arranged in the matching plate, and fixing bolts are arranged in the nuts with inner threads for matching connection, a plurality of waist-shaped holes are arranged in the mounting plate, bolts are arranged in the waist-shaped holes for matching connection with the platform plate threads, an end block is arranged at the top of the mounting plate, and the fixing bolts are arranged against the end block.

[0011] A further technical solution is that the force dispersion component includes a fixed inner ring arranged inside the placing plate, a plurality of fixed plates are arranged between the fixed inner ring and the placing plate, a plurality of bottom fixing rings are arranged at the bottom of the placing plate, a plurality of through holes are arranged in the bottom fixing ring, and the placing plate is connected and fixed to the meshing gear ring.

[0012] According to a further technical solution, a cover plate is detachably provided on the upper side of the placing plate, an inner ring is provided inside the cover plate, and an intermediate plate is clamped inside the inner ring.

[0013] According to a further technical solution, an intermediate ring is provided between the cover plate and the inner ring, and a plurality of reinforcing ribs are provided between the intermediate ring and the edge of the cover plate and the inner ring.

[0014] According to a further technical solution, a plurality of clamping dies are arranged on the top of the placement plate.

[0015] According to a further technical solution, a flange is arranged on the top of the placing plate, and the meshing gear ring is rotatably arranged on the outer surface of the flange.

[0016] The beneficial effects of the utility model are:

[0017] 1. By configuring the bottom fixing box and the connecting shell to be a hexagonal structure, and stably connecting the connecting shell and the bottom fixing box through a fixing bracket and a crossbeam, after the platform plate is connected and fixed to the connecting shell and the bottom fixing box, the overall structural strength of the equipment is improved, and the configuration of the base can avoid the concentrated force on the equipment and the work surface, so that the force on the work surface is dispersed.

[0018] Second, by providing a through hole in the platform plate and arranging a mounting plate on the platform plate, it is convenient to disassemble and install the mounting plate and the gearbox.

[0019] Third, by providing a flange, the meshing gear ring is rotatably provided on the outer surface of the flange, so that the meshing gear ring can better drive the turntable to rotate.

[0020] Fourth, a fixed inner ring and a fixed plate are arranged in the rotating disk, so that the cover plate is evenly stressed when it is detachably connected to the top of the placement disk, so that the wind turbine hub is more stable after being placed. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] For ease of explanation, the present invention is described in detail by the following specific embodiments and drawings.

[0022] Figure 1 This is a schematic diagram of the overall structure of a wind turbine hub rotating device of the utility model;

[0023] Figure 2 for Figure 1 Partial structural diagram of the equipment;

[0024] Figure 3 for Figure 2 Schematic diagram at A in the middle;

[0025] Figure 4 for Figure 2 A schematic diagram of the structure of the device viewed from above;

[0026] Figure 5 for Figure 4 Schematic diagram at B in the middle;

[0027] Figure 6 for Figure 1 Schematic diagram of the internal structure of the device;

[0028] Figure 7 for Figure 6 Schematic diagram of the internal structure of the upper part of the middle device;

[0029] Figure 8 for Figure 7 The schematic diagram of the upward structure of the device at this angle;

[0030] Fig. 9 for Figure 8 Schematic diagram at C in the middle;

[0031] In the figure, control cabinet 11, connecting shell 12, placement plate 13, flange 14, platform plate 15, position switch 16, meshing gear ring 17, driving gear 18, fixing bracket 21, base 22, crossbeam 23, driving motor 24, gearbox 25, bottom fixing box 26, perforation 31, clamping mold 42, cover plate 44, middle plate 45, handle 46, penetration hole 47, fixed inner ring 48, fixing plate 49, bottom fixing ring 51, reinforcing rib 52, inner ring 53, middle ring 54, fixing bracket 61, waist-shaped hole 71, nut 72, fastening bolt 73, matching plate 74, end block 75. DETAILED DESCRIPTION

[0032] like Figure 1-Figure 9 As shown, the utility model is described in detail. For the convenience of description, the directions mentioned below are defined as follows: the up, down, left, right, front and back directions mentioned below are Figure 1 The up-down, left-right, front-back directions of the projection relationship are consistent. A wind turbine hub rotating device of the utility model includes a base, a turntable is rotatably arranged on the base, and is characterized in that a gearbox 25 and an active motor 24 are arranged in the base, a driving gear 18 is arranged on the output shaft of the gearbox 25, a meshing gear ring 17 is rotatably arranged on the upper side of the base, the turntable is installed on the upper side of the meshing gear ring 17, and the driving gear 18 is meshed with the meshing gear ring 17.

[0033] Advantageously, the base includes a platform plate 15, a connecting shell 12 is provided on the outer surface of the platform plate 15, the connecting shell 12 forms a hexagonal structure around the platform plate 15, and a bottom fixing box 26 is also provided at the bottom of the platform plate 15. The bottom fixing box 26 is a hexagonal ring structure, and a plurality of fixing brackets 21 are provided between the bottom fixing box 26 and the connecting shell 12. The fixing brackets 21 are respectively connected between the connecting shell 12 and the hexagonal sides of the bottom fixing box 26. Two cross beams 23 are also provided at the bottom of the platform plate 15, and the cross beams 23 are arranged in parallel to the lower sides of the connecting shell 12 and the bottom fixing box 26 and are fixed.

[0034] Advantageously, a through hole 31 is provided in the platform plate 15 , a mounting plate 19 is detachably connected to the platform plate 15 , the mounting plate 19 is located on one side of the through hole 31 , and the gearbox 25 is fixedly disposed at the bottom of the mounting plate 19 .

[0035] Advantageously, a mating plate 74 is provided on the top of the platform plate 15, a plurality of nuts 72 are provided in the mating plate 74, a fixing bolt 73 is provided in the inner threaded connection of the nut 72, a plurality of waist-shaped holes 71 are provided in the mounting plate 19, bolts are provided in the waist-shaped holes 71 and are threadedly connected to the platform plate 15, an end block 75 is provided on the top of the mounting plate 19, and the fixing bolt 73 is arranged against the end block 75.

[0036] Advantageously, two through holes 31 and two mounting plates 19 are provided, and two gearboxes 25 and two active motors 24 are also provided.

[0037] Advantageously, a plurality of bases 22 are disposed at the middle positions of the hexagonal sides connected to the bottom of the housing 12 .

[0038] Advantageously, two opposite bases 22 are provided at the portion where the cross beam 23 is connected to the bottom fixing box 26 , and the bottom fixing box 26 is further provided with two bases 22 located at opposite sides of the bottom fixing box 26 .

[0039] Advantageously, the turntable includes a placement plate 13, a flange 14 is provided on the top of the placement plate 13, an engaging gear ring 17 is rotatably provided on the outer surface of the flange 14, a plurality of clamping molds 42 are provided on the top of the placement plate 13, a fixed inner ring 48 is provided inside the placement plate 13, a plurality of fixing plates 49 are provided between the fixed inner ring 48 and the placement plate 13, a plurality of bottom fixing rings 51 are provided at the bottom of the placement plate 13, a plurality of through holes 47 are provided in the bottom fixing ring 51, and the through holes 47 are opposite to the threaded holes on the engaging gear ring 17, so that bolts are provided in the through holes 47 for threaded connection with the engaging gear ring 17, so that the placement plate 13 and the engaging gear ring 17 are connected and fixed.

[0040] Advantageously, a cover plate 44 is detachably provided on the upper side of the placement plate 13 , an inner ring 53 is provided inside the cover plate 44 , and an intermediate plate 45 is clamped in the inner ring 53 , and the intermediate plates 45 are spliced ​​to form a complete circle, and a plurality of handles 46 are provided on the intermediate plates 45 .

[0041] Advantageously, an intermediate ring 54 is provided between the cover plate 44 and the inner ring 53 , and a plurality of reinforcing ribs 52 are provided between the intermediate ring 54 and the edge of the cover plate 44 and the inner ring 53 .

[0042] Advantageously, a plurality of fixing frames 61 are provided at the bottom of the placement plate 13, and a position switch 16 is provided on the platform plate 15. After the placement plate 13 rotates around the center of the platform plate 15, the position switches 16 at a plurality of positions can be relative to the fixing frames 61 to transmit electrical signals. A control cabinet 11 is also included, and a PLC is provided in the control cabinet 11. The PLC is electrically connected to the position switch 16 and the active motor 24.

[0043] The device forms an electrical connection relationship through the control cabinet 11, the position switch 16 and the active motor 24, so that after the active motor 24 starts working, it can drive the meshing gear ring 17 to rotate through the active gear 18 on one side of the gearbox 25, and then the turntable drives the wind turbine hub on the top to rotate, and by providing multiple fixed frames 61, the turntable will stop rotating when the fixed frame 61 is rotated to the position switch 16, which plays a role of limiting.

[0044] When the meshing gear ring 17 and the bottom fixing ring 51 are disassembled and separated, the bolts need to be screwed out from the meshing gear ring 17 and then pulled out from the penetration hole 47. Before this, the cover plate 44 and the placement tray 13 need to be disassembled.

[0045] When the mounting plate 19 is adjusted to slide, the bolts in the waist-shaped holes 71 are loosened, and then the fixing bolts 73 are rotated so that the fixing bolts 73 are threadedly connected with the nut 72 and then abut against the end block 75, so that the mounting plate 19 is adjusted to slide so that the driving gear 18 and the meshing gear ring 17 are fully meshed.

[0046] The above are only specific implementations of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that are not conceived through creative work should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope defined in the claims.

Claims

1. A wind turbine hub rotating device, comprising a base, a rotating disk rotatably arranged on the base, a gearbox (25) and an active motor (24) arranged in the base, an active gear (18) arranged on the output shaft of the gearbox (25), an engaging gear ring (17) rotatably arranged on the upper side of the base, the rotating disk being mounted on the upper side of the engaging gear ring (17), the active gear (18) being meshed with the engaging gear ring (17), characterized in that: The base comprises a platform plate (15), in which a structural reinforcement component is arranged; the turntable comprises a placement plate (13), in which a force dispersion component is arranged.

2. A wind turbine hub rotating device according to claim 1, characterized in that: The structural reinforcement component comprises a connection shell (12) arranged on the outer surface of the platform plate (15), a bottom fixing box (26) is also arranged at the bottom of the platform plate (15), a plurality of fixing brackets (21) are arranged between the bottom fixing box (26) and the connection shell (12), and two cross beams (23) are also arranged at the bottom of the platform plate (15), and the cross beams (23) are arranged in parallel to the lower sides of the connection shell (12) and the bottom fixing box (26) and are fixed.

3. A wind turbine hub rotating device according to claim 2, characterized in that: The connection shell (12) forms a hexagonal structure around the platform plate (15), the bottom fixing box (26) is a hexagonal ring structure, and the fixing bracket (21) is respectively connected between the hexagonal sides of the connection shell (12) and the bottom fixing box (26).

4. A wind turbine hub rotating device according to claim 2, characterized in that: A plurality of bases (22) are arranged in the middle of the hexagonal sides at the bottom of the connecting shell (12), two opposite bases (22) are arranged at the portion where the cross beam (23) is connected to the bottom fixing box (26), and the bottom fixing box (26) is further provided with two bases (22) located on opposite sides of the bottom fixing box (26).

5. The wind turbine hub rotating device according to claim 1, characterized in that: The platform plate (15) is detachably connected to a mounting plate (19); the gearbox (25) is fixedly arranged at the bottom of the mounting plate (19); a matching plate (74) is arranged at the top of the platform plate (15); a plurality of nuts (72) are arranged in the matching plate (74); a fixing bolt (73) is arranged in the nuts (72) in a threaded matching connection; a plurality of waist-shaped holes (71) are arranged in the mounting plate (19); bolts are arranged in the waist-shaped holes (71) and are threadedly matched with the platform plate (15); an end block (75) is arranged at the top of the mounting plate (19); and the fixing bolt (73) is arranged to abut against the end block (75).

6. A wind turbine hub rotating device according to claim 1, characterized in that: The force dispersing component comprises a fixed inner ring (48) arranged inside the placement plate (13), a plurality of fixed plates (49) are arranged between the fixed inner ring (48) and the placement plate (13), a plurality of bottom fixed rings (51) are arranged at the bottom of the placement plate (13), a plurality of through holes (47) are arranged in the bottom fixed ring (51), and the placement plate (13) is connected and fixed to the meshing gear ring (17).

7. A wind turbine hub rotating device according to claim 6, characterized in that: A cover plate (44) is detachably provided on the upper side of the placement plate (13), an inner ring (53) is provided inside the cover plate (44), and an intermediate plate (45) is clamped inside the inner ring (53).

8. A wind turbine hub rotating device according to claim 7, characterized in that: An intermediate ring (54) is arranged between the cover plate (44) and the inner ring (53), and a plurality of reinforcing ribs (52) are arranged between the intermediate ring (54), the edge of the cover plate (44) and the inner ring (53).

9. A wind turbine hub rotating device according to any one of claims 1 to 8, characterized in that: A plurality of clamping dies (42) are arranged on the top of the placement plate (13).

10. A wind turbine hub rotating device according to any one of claims 1 to 8, characterized in that: A flange (14) is arranged on the top of the placement plate (13), and the meshing gear ring (17) is rotatably arranged on the outer surface of the flange (14).

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