Universal turning hoist for segmented tower

Abstract

The present invention relates to a universal turning over hanger for a segmented tower, wherein a hanger is vertically fixed on a counterweight box, the counterweight box, a small gear shaft and a large gear shaft are parallel to each other, the small gear shaft and the large gear shaft sequentially pass through the hanger from bottom to top, a reducer and a motor are fixed on the counterweight box, the motor and the reducer are installed on one end of the small gear shaft and drive the small gear shaft to rotate, a small gear is installed on the other end close to the gear shaft; a large gear is installed on the other end close to the large gear shaft, the small gear meshes with the large gear, a large bearing seat is fixed on the hanger close to one end of the large gear, a large bearing is installed between the large bearing seat and the large gear shaft, a locking nut is fixed on one end of the large gear shaft, a large inner ring is fixed between the locking nut and the inner ring of the large bearing, a large outer ring is sleeved on the outside of the large inner ring, it is blocked on the outer ring of the large bearing and fixed on the large bearing seat, and the other end of the large gear shaft is fixed to a fixing plate parallel to the hanger by a plurality of bolts. The hanger reduces the time for replacing the hanger and improves the work efficiency.

Description

Technical Field

[0001] The invention relates to a sling, in particular to a segmented universal turning sling. Background Art

[0002] In the prior art, the tower is an important infrastructure for wind power construction. With the development of wind turbines, in order to obtain more wind resources, the hub center height is particularly important, which makes the height of the tower continue to increase. In order to ensure the safety factor of the tower, the tower is getting bigger and bigger. Now there is a new type of segmented tower, which is to disassemble the segmented tower into several parts, and each piece is connected by bolts. It only needs to transport the segmented tower to the site and then assemble it into a whole, which solves the problems of large volume, heavy weight, and transportation difficulty of traditional towers. During the assembly process, the segmented tower needs to be turned over and aligned. At present, the tower is installed in the form of multi-section flange connection. The center circle diameter of each section of the tower flange is different, and the diameter of the flange hole is not fixed. In view of this situation, multiple turning hoists are required to meet the on-site hoisting use. In order to solve the above problems, a universal turning hoist is designed. By adjusting the position and aperture size of the mounting hole, the needs of cooperating with the installation of various segmented towers can be met, which reduces the cost of use, reduces the time for replacing the hoist, and improves work efficiency. Summary of the invention

[0003] The present invention can solve the problem of requiring a variety of segmented tower turning hoists due to the various sizes and specifications of the segmented tower, ensure the turning and docking installation of the segmented tower, and the connection between the hoist and the hanging point of the segmented tower is convenient and fast, thereby improving work efficiency.

[0004] In order to achieve the invention purpose of this application, this application adopts the following technical solutions:

[0005] The invention discloses a universal turning over hanger for a segmented tower, which comprises: a hanger, a pinion shaft, a pinion, a large gear, a large gear shaft, a large inner ring, a locking nut, a large bearing, a reducer, a counterweight box, a fixing plate, a motor, a large bearing seat and a large outer ring, wherein: the hanger is vertically fixed on the counterweight box, the counterweight box, the pinion shaft and the large gear shaft are parallel to each other, the pinion shaft and the large gear shaft pass through the hanger in sequence from bottom to top, the reducer and the motor are fixed on the counterweight box, the motor and the reducer are installed at one end of the pinion shaft and drive the pinion shaft to rotate, a pinion is installed on the other end near the pinion shaft; a large gear is installed on the other end near the large gear shaft, the pinion gear meshes with the large gear, and a large bearing seat is fixed on the hanger near one end of the large gear. A large bearing is installed between the large bearing seat and the large gear shaft, a locking nut is fixed at one end of the large gear shaft, a large inner ring is fixed between the locking nut and the inner ring of the large bearing, and a large outer ring is sleeved on the outside of the large inner ring. It is blocked on the outer ring of the large bearing and fixed on the large bearing seat, and the other end of the large gear shaft is fixed to a fixed plate parallel to the hanging seat by a plurality of bolts, and the fixed plate is fixed to the two ends of the segmented tower by a plurality of adjusting bolts, and is connected to the sling rope of the crane through two shackles at the upper end of the hanging seat, the motor drives the pinion shaft and the pinion to rotate, and the pinion drives the large gear and the large gear shaft to rotate, the large gear shaft, the fixed plate and the segmented tower rotate with the large gear shaft, and the hanging seat, the shackle and the sling rope do not rotate with the large gear shaft.

[0006] The invention discloses a universal turning hoist for a segmented tower, wherein the other end of the large gear shaft is in a flange shape and is fixed to a fixing plate by a plurality of bolts.

[0007] The present invention provides a universal turning hoist for a segmented tower, which further comprises a small bearing, a small bearing cover and a fixing ring. The fixing ring is mounted on a small gear shaft near one end of a reducer, and the small bearing is mounted in a space surrounded by the fixing ring, the small gear shaft and the hoist. Small bearing covers are respectively mounted on both ends of the small bearing. The small bearing cover near one end of the reducer is mounted between the fixing ring and the small bearing, and the small bearing cover away from the reducer is mounted between the shaft shoulder of the small gear shaft and the small bearing.

[0008] The invention discloses a universal turning over hanger for a segmented tower, which further comprises a dust cover which is sleeved on a small bearing and a hanger seat outside the small bearing cover.

[0009] The present invention provides a universal turning hoist for a segmented tower, which further includes: a fixed seat, a small bearing, a small bearing cover and a small bearing seat. A fixed seat is fixed on a counterweight box at the other end of a pinion shaft, a small bearing seat is mounted on the fixed seat, a small bearing seat is mounted in the above-mentioned small bearing seat, and small bearing covers are respectively mounted at both ends of the small bearing, wherein the small bearing cover mounted on the outer side of the pinion shaft is fixed to the pinion shaft by bolts, and the small bearing cover mounted on the inner side of the above-mentioned pinion shaft is mounted between the shaft shoulder of the pinion shaft and the small bearing.

[0010] The present invention provides a universal turning hanger for a segmented tower, wherein the large bearing and the small bearing are a pair of thrust bearings.

[0011] The present invention provides a universal turning hoist for a segmented tower, wherein: a counterweight is installed in the counterweight box.

[0012] The invention discloses a universal turning hoist for a segmented tower, wherein: there are two locking nuts, which are fixed in sequence on one end of a large gear shaft.

[0013] The present invention provides a universal turning hoist for a segmented tower, wherein: the segmented tower is in the shape of a cylinder or a truncated cone.

[0014] The invention discloses a universal turning hoist for a segmented tower, wherein: a protective plate is respectively installed at both ends of the segmented tower, and the protective plate is fixed on both sides of the circular arc of the segmented tower.

[0015] Compared with the existing lifting devices, the universal turning lifting device for a segmented tower frame of the present invention has the following beneficial effects:

[0016] 1. The present invention can solve the problem of using a single hoist for hoisting and turning operations of multiple segmented towers, ensure efficient installation of turning and docking of segmented towers of different models, make the connection between the universal hoist and the special-shaped lifting points of the segmented towers convenient and fast, and improve work efficiency.

[0017] 2. The present invention mainly relies on the universal turning hoisting devices at both ends of the segmented tower to lift and operate simultaneously, thus ensuring the lifting balance. When turning over, the hoisting devices at both ends turn over synchronously, thus achieving the safety of lifting.

[0018] 3. The present invention can realize the connection between the universal hanger and the segmented tower flanges of different models by replacing different adjusting bolts, thereby achieving the purpose of one tool for multiple uses. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a cross-sectional schematic diagram of the universal turning hoist of a segmented tower frame of the present invention;

[0020] Figure 2 for Figure 1 The left schematic diagram only shows the positional relationship between the segmented tower, the protective plate, the suspension seat, the sling rope, the shackle, the counterweight box and the motor for the sake of clarity.

[0021] FIG3 is a schematic diagram of a hoisting state of the first segmented tower;

[0022] FIG4 is a schematic diagram of a hoisting state of a second segmented tower;

[0023] FIG. 5 is a schematic diagram of the hoisting state of the third segmented tower.

[0024] exist Figure 1 In Figure 5, number 1 is a hanging seat; number 2 is a fixed seat; number 3 is a small bearing seat; number 4 is a small gear shaft; number 5 is a small gear; number 6 is an adjusting bolt; number 7 is a large gear; number 8 is a large gear shaft; number 9 is a small bearing; number 10 is a large inner ring; number 11 is a small bearing cover; number 12 is a locking nut; number 13 is a large bearing; number 14 is a reducer; number 15 is a counterweight box; number 16 is a fixed plate; number 17 is a motor; number 18 is a large bearing seat; number 19 is a sling rope; number 20 is a shackle; number 21 is a large outer ring; number 22 is a fixed ring; number 23 is a dust cover; number 24 is a segmented tower; number 25 is a protective plate. DETAILED DESCRIPTION

[0025] like Figure 1 and Figure 2 As shown, the universal turning hoist of the segmented tower of the present application includes: a hanging seat 1, a fixed seat 2, a small bearing seat 3, a small gear shaft 4, a small gear 5, a large gear 7, a large gear shaft 8, a large inner ring 10, a locking nut 12, a large bearing 13, a reducer 14, a counterweight box 15, a fixed plate 16, a motor 17, a large bearing seat 18, a large outer ring 21, a small bearing 9, a small bearing cover 11, a fixing ring 22 and a dust cover 23. The hanging seat 1 is vertically fixed on the counterweight box 15, and the counterweight box 15, the small gear shaft 4 and the large gear shaft 8 are parallel to each other. The small gear shaft 4 and the large gear shaft 8 pass through the hanging seat 1 from bottom to top in sequence, and the reducer 14 and the motor 17 are fixed on the counterweight box 15. The motor 17 and the reducer 14 are installed at one end of the pinion shaft 4 and drive the pinion shaft 4 to rotate. The pinion 5 is installed on the other end near the pinion shaft 4. A fixing ring 22 is installed on the pinion shaft 4 near the end of the reducer 14. The small bearing 9 is installed in the space surrounded by the fixing ring 22, the pinion shaft 4 and the hanger 1. Small bearing caps 11 are respectively installed at both ends of the small bearing 9. The small bearing cap 11 near the end of the reducer 14 is installed between the fixing ring 22 and the small bearing 9. The small bearing cap 11 away from the end of the reducer 14 is installed between the shoulder of the pinion shaft 4 and the small bearing 9. The dust cover 23 is mounted on the hanger 1 outside the small bearing 9 and the small bearing cap 11. A fixing seat 2 is fixed on the counterweight box 15 at the other end of the pinion shaft 4, a small bearing seat 3 is installed on the fixing seat 2, a small bearing 9 is installed in the above-mentioned small bearing seat 3, and small bearing covers 11 are respectively installed at both ends of the small bearing 9, wherein the small bearing cover 11 installed on the outer side of the pinion shaft 4 is fixed to the pinion shaft 4 by bolts, and the small bearing cover 11 installed on the inner side of the above-mentioned pinion shaft 4 is installed between the shaft shoulder of the pinion shaft 4 and the small bearing 9.

[0026] A large gear 7 is mounted on the other end of the large gear shaft 8, and the small gear 5 meshes with the large gear 7. A large bearing seat 18 is fixed on the hanger 1 near one end of the large gear 7. A large bearing 13 is mounted between the large bearing seat 18 and the large gear shaft 8. There are two locking nuts 12, which are fixed on one end of the large gear shaft 8 in sequence. A large inner ring 10 is fixed between the locking nut 12 and the inner ring of the large bearing 13. A large outer ring 21 is mounted on the outside of the large inner ring 10, which is blocked on the outer ring of the large bearing 13 and fixed on the large bearing seat 18. The other end of the large gear shaft 8 is flange-shaped, and is fixed to a fixed plate 16 parallel to the suspension seat 1 by a plurality of bolts. The fixed plate 16 is fixed to the two ends of the segmented tower 24 by a plurality of adjusting bolts 6. The upper end of the suspension seat 1 is connected to the sling rope 19 of the crane by two shackles 20. The motor 17 drives the pinion shaft 4 and the pinion 5 to rotate, and the pinion 5 drives the large gear 7 and the large gear shaft 8 to rotate. The large gear shaft 8, the fixed plate 16 and the segmented tower 24 rotate with the large gear shaft 8, and the suspension seat 1, the shackle 20 and the sling rope 19 do not rotate with the large gear shaft 8.

[0027] The large bearing 13 and the small bearing 9 are a pair of thrust bearings. A counterweight is installed in the counterweight box 15 so that the center of gravity of the universal lifting device for turning over a segmented tower frame of the present invention is on the extension line of the sling rope 19.

[0028] like Figure 1 As shown in FIG. 5 , the segmented tower 24 is in the shape of a 1 / 3 or 1 / 4 cylinder or truncated cone, and a protective plate 25 is respectively installed at both ends of the segmented tower 24 , and the protective plate 25 is fixed on both sides of the arc of the segmented tower 24 .

[0029] The universal lifting device for turning over the segmented tower of the present invention is used by two sets of lifting devices to operate simultaneously, and different segmented towers 24 only need to replace the fixing plate 16 corresponding to the end surface of the segmented tower 24.

[0030] like Figure 2 As shown in FIG3 , the sling 1 is connected to the on-site crane through the shackle 20 and the sling rope 19 connected to the upper hole, and a segmented tower 24 is lifted by two cranes at both ends of the segmented tower 24. Then, the motors 17 in the two segmented tower universal turning hoists of the present application simultaneously drive the reducer 14 to rotate an angle, so that the segmented tower 24 is turned over, and the segmented tower 24 is lifted from Figure 2The position shown in FIG. 3 is turned to the position shown in FIG. 3, and the rotated slicing tower 24 is fixed. Then the slicing tower universal turning hoist of the application is removed from the fixed slicing tower 24, and the removed slicing tower universal turning hoist is installed at both ends of another slicing tower 24, and the other slicing tower 24 is lifted by two cranes. The motors 17 in the two slicing tower universal turning hoists of the application simultaneously drive the reducer 14 to rotate an angle, and the slicing tower 24 is turned from the position shown in FIG. 3 to the position shown in FIG. 4, and the rotated slicing tower 24 is fixed on the circumference of the slicing tower 24 shown in FIG. 3, and so on, three or four slicing towers 24 are spliced ​​together on the circumference to form a cylindrical or truncated cone shape.

[0031] The above-described embodiments are merely descriptions of preferred implementation methods of the present invention and are not intended to limit the scope of the present invention. Without departing from the spirit of the present invention, various modifications and improvements made by ordinary technicians in this field to the technical solutions of the present invention should all fall within the scope of protection determined by the claims of the present invention.

Claims

1. A universal turning hoist for a segmented tower, which include: A suspension seat (1), a pinion shaft (4), a pinion (5), a large gear (7), a large gear shaft (8), a large inner ring (10), a locking nut (12), a large bearing (13), a reducer (14), a counterweight box (15), a fixing plate (16), a motor (17), a large bearing seat (18) and a large outer ring (21), characterized in that: the suspension seat (1) is vertically fixed on the counterweight box (15), the counterweight box (15), the pinion shaft (4) and the large gear shaft (8) are parallel to each other, the pinion shaft (4) and the large gear shaft (8) pass through the suspension seat (1) from bottom to top in sequence, the reducer (14) and the motor (17) are fixed on the counterweight box (15), the motor (17) and the reducer (14) is mounted on one end of the pinion shaft (4) and drives the pinion shaft (4) to rotate. A pinion (5) is mounted on the other end close to the pinion shaft (4); a large gear (7) is mounted on the other end close to the large gear shaft (8). The pinion (5) meshes with the large gear (7). A large bearing seat (18) is fixed on the hanger (1) close to one end of the large gear (7). A large bearing (13) is mounted between the large bearing seat (18) and the large gear shaft (8). A locking nut (12) is fixed on one end of the large gear shaft (8). A large inner ring (10) is fixed between the locking nut (12) and the inner ring of the large bearing (13). A large outer ring (21) is sleeved on the outside of the large inner ring (10) to block the large inner ring (10). The outer ring of the large bearing (13) is fixed on the large bearing seat (18). The other end of the large gear shaft (8) is fixed on a fixing plate (16) parallel to the hanging seat (1) by a plurality of bolts. The fixing plate (16) is fixed to the two ends of the segmented tower (24) by a plurality of adjusting bolts (6). The upper end of the hanging seat (1) is connected to the sling rope (19) of the crane by two shackles (20). The motor (17) drives the small gear shaft (4) and the small gear (5) to rotate. The small gear (5) drives the large gear (7) and the large gear shaft (8) to rotate. The large gear shaft (8), the fixing plate (16) and the segmented tower (24) rotate with the large gear shaft (8). The hanging seat (1), the shackles (20) and the segmented tower (24) rotate. The buckle (20) and the sling rope (19) do not rotate with the large gear shaft (8); the small bearing (9), a small bearing cover (11) and a fixing ring (22), wherein the fixing ring (22) is installed on the small gear shaft (4) at one end close to the reducer (14), the small bearing (9) is installed in a space surrounded by the fixing ring (22), the small gear shaft (4) and the hanging seat (1), and small bearing covers (11) are installed at both ends of the small bearing (9), the small bearing cover (11) at one end close to the reducer (14) is installed between the fixing ring (22) and the small bearing (9), and the small bearing cover (11) at one end away from the reducer (14) is installed between the shaft shoulder of the small gear shaft (4) and the small bearing (9).

2. The universal turning hoist for a segmented tower as claimed in claim 1, Features: The other end of the large gear shaft (8) is in a flange shape and is fixed to a fixing plate (16) by a plurality of bolts.

3. The universal turning hoist for a segmented tower as claimed in claim 2, Features: The utility model further comprises a dust cover (23) which is sleeved on the hanging seat (1) outside the small bearing (9) and the small bearing cover (11).

4. The universal turning hoist for a segmented tower as claimed in claim 3, Features: The invention also comprises: a fixed seat (2), a small bearing (9), a small bearing cover (11) and a small bearing seat (3). The fixed seat (2) is fixed on a counterweight box (15) at the other end of the pinion shaft (4). The small bearing seat (3) is mounted on the fixed seat (2). The small bearing seat (3) is mounted in the small bearing seat (3). The small bearing covers (11) are mounted at both ends of the small bearing (9). The small bearing cover (11) mounted on the outer side of the pinion shaft (4) is fixed to the pinion shaft (4) by bolts, and the small bearing cover (11) mounted on the inner side of the pinion shaft (4) is mounted between the shaft shoulder of the pinion shaft (4) and the small bearing (9).

5. The universal turning hoist for a segmented tower as claimed in claim 4, Features: The large bearing (13) and the small bearing (9) are a pair of thrust bearings.

6. The universal turning hoist for a segmented tower as claimed in claim 5, Features: The counterweight box (15) is provided with a counterweight.

7. The universal turning hoist for a segmented tower as claimed in claim 6, Features: There are two locking nuts (12), which are fixed in sequence on one end of the large gear shaft (8).

8. The universal turning hoist for a segmented tower as claimed in claim 7, Features: The segmented tower (24) is in the shape of a 1 / 3 or 1 / 4 cylinder or a truncated cone.

9. The universal turning hoist for a segmented tower as claimed in claim 8, Features: A protective plate (25) is also installed at both ends of the segmented tower (24), and the protective plate (25) is fixed on both sides of the circular arc of the segmented tower (24).

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