Auxiliary assembly device for hoisting wind power tower drum

Abstract

The utility model belongs to the technical field of tower drum assembly, and particularly relates to an auxiliary assembly device for hoisting a wind power tower drum, which comprises a hoisting plate and a hanging ring, and the hanging ring is fixedly connected to the middle position of the upper end of the hoisting plate. According to the auxiliary assembly device for hoisting of the wind power tower drum, when the wind power tower drum is hoisted and assembled, a clamping frame is moved to the outer end of a flange at the upper end of the outer side of the hoisted tower drum, meanwhile, the bottom end of the inner side of the clamping frame makes contact with the bottom side of the flange, and then an adjusting plate is moved downwards to make contact with the upper side of the flange; then a nut is rotated to move to the upper side of a sliding plate to fix an adjusting plate, then a fixing bolt penetrates through a mounting hole to be connected with a flange, and finally a motor is started to enable an upper toothed bar and a lower toothed bar to move until ejector rods at the outer ends of the upper toothed bar and the lower toothed bar are driven to abut against the periphery of the inner side of the tower drum and are fixed to the outer side of the tower drum; and then a crane is started to hoist the fixed tower drum to a mounting position for assembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to tower drum assembly technical field, concretely is a kind of for wind power tower drum hoisting auxiliary assembly device. BACKGROUND

[0002] Wind power tower drum is the tower pole of wind power generation, mainly plays the role of support in wind turbine, simultaneously absorbs unit vibration.In production, wind power tower drum is generally segmented production, and is assembled into a complete wind power tower drum at installation site.In assembly, hoisting device is used to lift a section of wind power tower drum, and install to the wind power tower drum below, repeat like this, until the last section of wind power tower drum is installed.

[0003] At present, some hoisting devices are in the form of clamping the wall of wind power tower drum by clamp, wind power tower drum may fall off, and the safety risk is large.In addition, wind power tower drum is divided into multiple sections, and the size is different, so multiple specifications of clamps need to be equipped to realize the hoisting of entire wind power tower drum, and it is inconvenient to use.

[0004] As disclosed in Chinese patent CN220264923U, the clamping plate of the wind power tower drum hoisting device can be clamped on the mounting flange from the diameter direction of the mounting flange, and the connection hole and the mounting hole are connected by bolts, so that the clamping of the mounting flange is realized, the clamping is firm, and it will not fall off.The clamping plate is connected with the hoisting plate through the hinge of the connecting piece, the position of the clamping plate can be changed by rotating the connecting piece, so that it is suitable for mounting flanges of different diameters.

[0005] But the distance between the upper horizontal plate and the lower horizontal plate in the hoisting device is fixed, and the thickness of the flange at the outer end of different wind power tower drums is different.If the thickness of the flange at the outer end of the tower drum to be hoisted is less than the distance between the upper horizontal plate and the lower horizontal plate, the clamping plate cannot contact the upper and lower sides of the flange at the same time after being fixed to the outer end of the flange, so that the clamping plate and the flange cannot be fixed relative to each other in the vertical direction, so that the stability of the tower drum during hoisting cannot be guaranteed.

[0006] Therefore, it is urgent to provide a wind power tower drum hoisting auxiliary assembly device that can firmly fix different thickness flanges. UTILITY MODEL CONTENTS

[0007] The utility model aims at providing a wind power tower drum hoisting auxiliary assembly device to solve the problems raised in the above background technology.

[0008] In order to achieve the above object, the utility model provides the following technical scheme: a kind of auxiliary assembly device for hoisting of wind power tower drum, including lifting plate and hanging ring, the hanging ring is fixedly connected in the upper end intermediate position of lifting plate, the outer edge of lifting plate is hingedly connected with connecting rod by hinge, the lower end of connecting rod is hingedly connected with clamping frame, the lower end of lifting plate and the inner and outer ends of clamping frame are connected with fixed mechanism.

[0009] The fixed mechanism includes an adjusting plate connected to the inner side of the clamping frame, the outer end of the adjusting plate is fixedly connected with a sliding plate, the middle position of the outer side upper end of the clamping frame is fixedly connected with a top plate, the middle position of the outer side lower end of the clamping frame is fixedly connected with a bottom plate, the side adjacent to the top plate and the bottom plate is fixedly connected with a threaded rod, the outer side of the threaded rod is threadedly connected with a nut, and the lower side of the lifting plate is provided with a reinforcing unit.

[0010] Further improvement lies in that the reinforcing unit includes a fixed rod fixedly connected to the middle position of the lower side of the lifting plate, the lower side of the fixed rod is fixedly connected with a rectangular cylinder, the portion of the fixed rod inside the rectangular cylinder is provided with a motor, the output shaft outer side upper end of the motor is fixedly connected with an upper gear, the output shaft outer side lower end of the motor is fixedly connected with a lower gear, the front and rear ends of the upper gear are connected with upper tooth rods, the left and right ends of the lower gear are connected with lower tooth rods, one end of the upper tooth rod and the lower tooth rod is fixedly connected with an inclined rod, and the other end of the inclined rod is fixedly connected with a top rod.

[0011] Further improvement lies in that a through slot is formed at the middle position of the vertical portion of the clamping frame, a circular hole is formed at the inner middle position of the sliding plate, the outer side of the threaded rod is slidably connected with the inner side of the circular hole, the outer side of the sliding plate is slidably connected with the inner side of the through slot, and the side close to the sliding plate of the adjusting plate is slidably connected with the inner side of the clamping frame, so that when the adjusting plate moves, the sliding plate at the outer end thereof is located in the through slot and slides along the outer side of the threaded rod.

[0012] Further improvement lies in that the lower side of the nut abuts against the upper side of the sliding plate, and the upper and lower ends of the clamping frame and the inner portion of the adjusting plate are all provided with vertically penetrating mounting holes, so that after the clamping frame is moved to the outer side of the flange at the outer end of the tower drum, the lower sliding adjusting plate is used to make the adjusting plate contact the upper side of the flange, and after the lower side of the flange contacts the inner bottom end of the clamping frame, the nut on the outer side of the threaded rod is rotated to make the nut move downward until the nut moves to contact the upper side of the sliding plate, so that the adjusting plate is fixed to the upper end of the flange, and then the fixing bolt is used to pass through the mounting hole and be connected with the flange, so that the clamping frame is fixed to the outer end of the flange, the upper side of the flange contacts the lower side of the adjusting plate, and the lower side of the flange contacts the inner side bottom end of the clamping frame.

[0013] Further improvement lies in that the first sliding hole is arranged at the position where the left and right ends of the rectangular cylinder are located at the front and rear ends of the upper gear, the second sliding hole is arranged at the position where the front and rear ends of the rectangular cylinder are located at the left and right ends of the lower gear, the outer side of the upper tooth rod is slidably connected with the inner side of the first sliding hole, and the outer side of the lower tooth rod is slidably connected with the inner side of the second sliding hole, so that when the upper tooth rod moves, it can only slide along the inner side of the first sliding hole, and when the lower tooth rod moves, it can only slide along the inner side of the second sliding hole.

[0014] Further improvement lies in that the upper tooth rod is engaged with the upper gear, the lower gear is engaged with the lower tooth rod, the two upper tooth rods at the front and rear ends of the upper gear are centrally symmetric, and the two lower tooth rods at the left and right ends of the lower gear are centrally symmetric, so that when the output shaft of the motor rotates to drive the upper gear and the lower gear to rotate, the two upper tooth rods at the front and rear ends of the upper gear can be driven to move relatively, and the two lower tooth rods at the left and right ends of the lower gear can be driven to move relatively.

[0015] Further improvement lies in that the end of the jacking rod away from the inclined rod abuts against the inner side of the tower cylinder, so that when the motor is started to drive the upper tooth rod and the lower tooth rod to move, the jacking rod at the outer end of the upper tooth rod and the lower tooth rod abuts against the periphery of the inner side of the tower cylinder, so that the tower cylinder can be more stably fixed below the hoisting plate.

[0016] In summary, the application discloses a hoisting auxiliary assembly device for a wind power tower cylinder.

[0017] The technical scheme has the following beneficial effects: after the clamping frame is moved to the outer side of the flange at the outer end of the tower cylinder, the adjusting plate is contacted with the upper side of the flange through the downward sliding, and then the nut on the outer side of the threaded rod is rotated to make the nut move downward until the nut contacts the upper side of the sliding plate, so that the adjusting plate is fixed to the upper end of the flange, and then the fixing bolt is used to pass through the mounting hole and be connected with the flange, so that the clamping frame is fixed to the outer end of the flange, the upper side of the flange is contacted with the lower side of the adjusting plate, and the lower side of the flange is contacted with the inner bottom end of the clamping frame, so that the flange is firmly fixed in the clamping frame, the clamping frame and the flange cannot move relatively during the hoisting of the tower cylinder, the stability of the tower cylinder hoisting is ensured, the flanges with different thicknesses can be firmly fixed in the clamping frame through the adjustment of the height position of the adjusting plate in the clamping frame, and the hoisting auxiliary assembly device can stably hoist the tower cylinders of different wind powers.

[0018] Further, after fixing the card frame to the outside of the flange of the tower drum, the upper tooth rod and the lower tooth rod are moved by starting the motor until the top rod at the outer end of the upper tooth rod and the lower tooth rod abuts the periphery of the inside of the tower drum, so that the tower drum can be more stably fixed below the hoisting plate and will not shake during hoisting, and since the position of the top rod can be adjusted by moving the upper tooth rod and the lower tooth rod, the top rod can be moved to contact the inner wall for stable support and fixation for tower drums of different diameters. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0020] Figure 2 It is a schematic diagram of the structure at the outer end of the card frame of the utility model;

[0021] Figure 3 It is a schematic diagram of the structure at the inner end of the card frame of the utility model;

[0022] Figure 4 It is a schematic diagram of the structure at the inner and outer ends of the rectangular cylinder of the utility model.

[0023] In the figure: 1, hoisting plate; 2, hanging ring; 3, connecting rod; 4, card frame; 501, adjusting plate; 502, sliding plate; 503, top plate; 504, bottom plate; 505, threaded rod; 506, nut; 601, fixed rod; 602, rectangular cylinder; 603, motor; 604, upper gear; 605, lower gear; 606, upper tooth rod; 607, lower tooth rod; 608, inclined rod; 609, top rod. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] Please refer to Figures 1-4 The utility model provides a technical scheme: a kind of auxiliary assembly device for hoisting wind power tower drum, including hoisting plate 1 and hanging ring 2, hanging ring 2 is fixedly connected in the upper end intermediate position of hoisting plate 1, hoisting plate 1 outside edge is hinged with connecting rod 3 by hinge, the lower end of connecting rod 3 is hinged with card frame 4 by hinge, and the inner and outer ends of hoisting plate 1 and card frame 4 are connected with fixed mechanism.

[0026] The fixing mechanism comprises an adjusting plate 501 connected to the inner side of the clamping frame 4, a sliding plate 502 fixedly connected to the outer end of the adjusting plate 501, a top plate 503 fixedly connected to the middle position of the upper end of the outer side of the clamping frame 4, a bottom plate 504 fixedly connected to the middle position of the lower end of the outer side of the clamping frame 4, a threaded rod 505 fixedly connected to the side adjacent to the top plate 503 and the bottom plate 504, a through slot formed in the middle position of the vertical part of the clamping frame 4, a circular hole formed in the middle position of the inner side of the sliding plate 502, the outer side of the threaded rod 505 in sliding connection with the inner side of the circular hole, the outer side of the sliding plate 502 in sliding connection with the inner side of the through slot, and the side adjacent to the sliding plate 502 of the adjusting plate 501 in sliding connection with the inner side of the clamping frame 4, so that when the adjusting plate 501 moves, the sliding plate 502 at the outer end of the adjusting plate 501 will be located in the through slot and slide along the outer side of the threaded rod 505, and at the same time, the adjusting plate 501 slides along the inner side of the clamping frame 4, thereby limiting the movement of the adjusting plate 501.

[0027] The outer side of the threaded rod 505 is threadedly connected with a nut 506, the lower side of the nut 506 is in abutment with the upper side of the sliding plate 502, and the upper and lower ends of the clamping frame 4 and the inner side of the adjusting plate 501 are each provided with a vertically penetrating mounting hole, so that after the clamping frame 4 is moved to the outer side of the flange of the tower drum, the lower sliding adjusting plate 501 is used to make the adjusting plate 501 contact the upper side of the flange, and at the same time, the lower side of the flange contacts the inner bottom end of the clamping frame 4, then the nut 506 on the outer side of the threaded rod 505 is rotated to make the nut 506 move downward until the nut 506 moves downward to contact the upper side of the sliding plate 502, so that the adjusting plate 501 is fixed to the upper end of the flange, and then a fixing bolt is used to pass through the mounting hole and be connected with the flange, so that the clamping frame 4 is fixed to the outer end of the flange, the upper side of the flange contacts the lower side of the adjusting plate 501, the lower side of the flange contacts the inner bottom end of the clamping frame 4, and the flange is firmly fixed in the clamping frame 4, so that the clamping frame 4 and the flange do not move relative to each other during the hoisting of the tower drum, the stability of the hoisting of the tower drum is ensured, and the flanges with different thicknesses can be firmly fixed in the clamping frame 4 through the adjustment of the height position of the adjusting plate 501 in the clamping frame 4, so that the hoisting auxiliary assembly device can stably hoist tower drums of different wind power.

[0028] The lower side of the hoisting plate 1 is provided with a reinforcing unit, the reinforcing unit comprises a fixed rod 601 fixedly connected to the middle position of the lower side of the hoisting plate 1, the lower side of the fixed rod 601 is fixedly connected with a rectangular barrel 602, the part of the lower side of the fixed rod 601 located in the rectangular barrel 602 is provided with a motor 603, the outer side upper end of the output shaft of the motor 603 is fixedly connected with an upper gear 604, the outer side lower end of the output shaft of the motor 603 is fixedly connected with a lower gear 605, the front and rear ends of the upper gear 604 are connected with upper tooth bars 606, the left and right ends of the lower gear 605 are connected with lower tooth bars 607, the left and right ends of the rectangular barrel 602 located at the front and rear ends of the upper gear 604 are provided with first sliding holes, the front and rear ends of the rectangular barrel 602 located at the left and right ends of the lower gear 605 are provided with second sliding holes, the outer side of the upper tooth bar 606 is in sliding connection with the inner side of the first sliding hole, and the outer side of the lower tooth bar 607 is in sliding connection with the inner side of the second sliding hole, so that when the upper tooth bar 606 moves, it can only slide along the inner side of the first sliding hole, and when the lower tooth bar 607 moves, it can only slide along the inner side of the second sliding hole, thereby limiting the movement of the upper tooth bar 606 and the lower tooth bar 607.

[0029] The upper tooth bar 606 is in engagement with the upper gear 604, the lower gear 605 is in engagement with the lower tooth bar 607, the two upper tooth bars 606 at the front and rear ends of the upper gear 604 are centrally symmetric, and the two lower tooth bars 607 at the left and right ends of the lower gear 605 are centrally symmetric, so that when the output shaft of the motor 603 is started to drive the upper gear 604 and the lower gear 605 to rotate, the two upper tooth bars 606 at the front and rear ends of the upper gear 604 can be driven to move relatively, and the two lower tooth bars 607 at the left and right ends of the lower gear 605 can be driven to move relatively.

[0030] One end of the upper tooth bar 606 and the lower tooth bar 607 is fixedly connected with an inclined rod 608, the other end of the inclined rod 608 is fixedly connected with a jacking rod 609, and the end of the jacking rod 609 away from the inclined rod 608 abuts against the inner side of the tower barrel, so that after the clamping frame 4 is fixed to the outer side of the flange at the outer end of the tower barrel, the motor 603 is started to drive the upper tooth bar 606 and the lower tooth bar 607 to move, until the jacking rod 609 at the outer end of the upper tooth bar 606 and the lower tooth bar 607 abuts against the periphery of the inner side of the tower barrel, the tower barrel can be more stably fixed below the hoisting plate 1, and since the position of the jacking rod 609 can be adjusted by the movement of the upper tooth bar 606 and the lower tooth bar 607, the jacking rod 609 can be moved to contact the inner wall for stable support and fixation for tower barrels of different diameters.

[0031] Working principle: when hoisting and assembling wind power tower drum, first move the clamping frame 4 to the outer end of the flange on the outside of the hoisted tower drum, and at the same time make the inner bottom end of the clamping frame 4 contact the bottom side of the flange, then move down the adjusting plate 501 to contact the upper side of the flange, then rotate the nut 506 to move to the upper side of the sliding plate 502 to fix the adjusting plate 501, then use the fixing bolt to pass through the mounting hole and connect with the flange, fix the clamping frame 4 to the outer end of the flange, finally start the motor 603 to move the upper rack rod 606 and the lower rack rod 607, until the top rod 609 at the outer end of the upper rack rod 606 and the lower rack rod 607 abuts against the four around the inside of the tower drum, the outer side of the tower drum is fixed, then start the crane to hoist the fixed tower drum to the installation position for assembly.

[0032] It should be noted that in this document, the terms "first" and "second" and the like are used merely to distinguish one entity or action from another, without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the statement "comprising a..." does not exclude the presence of additional identical elements in the process, method, article, or apparatus that includes the element.

Claims

1. A hoisting auxiliary assembly device for wind power tower cylinder, comprising a hoisting plate (1) and a hanging ring (2), the hanging ring (2) is fixedly connected to the middle position of the upper end of the hoisting plate (1), characterized in that: The hoisting plate (1) is hinged with a connecting rod (3) through a hinge at the outer side edge, the lower end of the connecting rod (3) is hinged with a clamping frame (4), and the lower end of the hoisting plate (1) and the inner and outer ends of the clamping frame (4) are connected with a fixing mechanism; The fixing mechanism comprises an adjusting plate (501) connected to the inner side of the clamping frame (4), the outer end of the adjusting plate (501) is fixedly connected with a sliding plate (502), the middle position of the upper end of the outer side of the clamping frame (4) is fixedly connected with a top plate (503), the middle position of the lower end of the outer side of the clamping frame (4) is fixedly connected with a bottom plate (504), the side adjacent to the top plate (503) and the bottom plate (504) is fixedly connected with a threaded rod (505), the outer side of the threaded rod (505) is threadedly connected with a nut (506), and the lower side of the hoisting plate (1) is provided with a reinforcing unit.

2. A hoisting assembly device for wind tower section according to claim 1, characterized in that: The reinforcing unit comprises a fixed rod (601) fixedly connected to the middle position of the lower side of the hoisting plate (1), the lower side of the fixed rod (601) is fixedly connected with a rectangular cylinder (602), the portion of the fixed rod (601) located in the rectangular cylinder (602) is provided with a motor (603), the output shaft of the motor (603) is fixedly connected with an upper gear (604) at the outer side upper end, the output shaft of the motor (603) is fixedly connected with a lower gear (605) at the outer side lower end, the front and rear ends of the upper gear (604) are connected with an upper tooth rod (606), the left and right ends of the lower gear (605) are connected with a lower tooth rod (607), one end of the upper tooth rod (606) and the lower tooth rod (607) is fixedly connected with an inclined rod (608), and the other end of the inclined rod (608) is fixedly connected with a top rod (609).

3. A hoisting assembly device for wind tower section according to claim 1, characterized in that: The middle position of the vertical part of the clamping frame (4) is provided with a through groove, the inner middle position of the sliding plate (502) is provided with a circular hole, the outer side of the threaded rod (505) is slidably connected with the inner side of the circular hole, the outer side of the sliding plate (502) is slidably connected with the inner side of the through groove, and the side close to the sliding plate (502) of the adjusting plate (501) is slidably connected with the inner side of the clamping frame (4).

4. A hoisting assembly device for wind tower section according to claim 1, characterized in that: The lower side of the nut (506) abuts against the upper side of the sliding plate (502), and the upper and lower ends of the clamping frame (4) and the inner side of the adjusting plate (501) are all provided with vertically penetrating mounting holes.

5. A hoisting assembly for use in the installation of a wind turbine tower, according to claim 2, wherein: The left and right ends of the rectangular cylinder (602) are provided with first sliding holes at positions where the front and rear ends of the upper gear (604) are located, the front and rear ends of the rectangular cylinder (602) are provided with second sliding holes at positions where the left and right ends of the lower gear (605) are located, the outer side of the upper tooth rod (606) is slidably connected with the inner side of the first sliding hole, and the outer side of the lower tooth rod (607) is slidably connected with the inner side of the second sliding hole.

6. A hoisting assembly for use in the installation of a wind turbine tower, according to claim 2, wherein: The upper tooth rod (606) is engaged with the upper gear (604), the lower gear (605) and the lower tooth rod (607) are engaged, the two upper tooth rods (606) at the front and rear ends of the upper gear (604) are centrally symmetric, and the two lower tooth rods (607) at the left and right ends of the lower gear (605) are centrally symmetric.

7. A hoisting assembly for use in the installation of a wind turbine tower, according to claim 2, wherein: The top rod (609) is in abutment with the inner side of the tower drum away from the one end of the inclined rod (608).

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