CN219009695U

CN219009695U - Tower section of thick bamboo hoist and mount auxiliary mechanism

Info

Publication number: CN219009695U
Application number: CN202223083895.9U
Authority: CN
Inventors: 郑睿; 张后禅; 陈宇
Original assignee: Shanghai Electric Research Concrete Mulei Construction Technology Co ltd
Current assignee: Shanghai Electric Research Concrete Mulei Construction Technology Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-05-12
Anticipated expiration: 2032-11-21

Abstract

The utility model discloses a tower hoisting auxiliary mechanism which comprises a mounting seat and a plurality of L-shaped outer clamping plates distributed on the periphery of the mounting seat at circumferential intervals, wherein a plurality of L-shaped inner retaining plates are distributed between the mounting seat and the outer clamping plates at the circumferential intervals, the L-shaped outer clamping plates are jointly connected with a first driving piece, the L-shaped inner retaining plates are jointly connected with a second driving piece, the first driving piece and the second driving piece are both mounted on the mounting seat, and the first driving piece and the second driving piece are jointly connected with an adjusting piece. The utility model improves the safety in the process of tower hoisting and installing, and simultaneously reduces the possibility of deformation of the flange end of the tower in the process of tower hoisting.

Description

Tower section of thick bamboo hoist and mount auxiliary mechanism

Technical Field

The utility model relates to the technical field of wind power generation equipment, in particular to a tower hoisting auxiliary mechanism.

Background

The wind power tower is a tower pole of wind power generation, mainly plays a supporting role in a wind power generator set, and absorbs the vibration of the set. The production process flow of the wind power tower is generally as follows: the method comprises the steps of blanking by a numerical control cutting machine, chamfering a thick plate, spot welding, positioning, welding inner and outer longitudinal joints after plate bending by a plate bending machine is needed, carrying out roundness inspection, carrying out secondary roundness comparison if a problem exists, carrying out assembly-to-point welding on a roller frame by a hydraulic assembly after welding a single-section cylinder, carrying out tolerance inspection such as inner and outer circumferential joints, straightness and the like, carrying out nondestructive inspection and flatness inspection on a welding line after welding a flange, carrying out sand blasting and paint spraying treatment, and carrying out transportation to an installation site after finishing internal part installation and finished product inspection.

The field installation of the tower drum needs to be hoisted by using a hoisting device. Traditional hoisting modes are mainly used for hoisting through a plurality of lifting hooks respectively connected with different positions of the flange end of the tower barrel by using a crane.

The hoisting mode has the following defects:

(1) Each tower needs to be connected with 2-4 lifting hooks or more. The operator who dismounts the lifting hook after lifting needs to frequently change the position to operate, so that the operation is inconvenient and has certain danger;

(2) In the hoisting process, the flange end of the tower is easy to deform, thereby influencing the installation of the tower.

Based on the above, a tower hoisting auxiliary mechanism is provided to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide a tower hoisting auxiliary mechanism, which improves the safety of the tower in the process of hoisting and installing, and simultaneously reduces the possibility of deformation of the flange end of the tower in the process of hoisting the tower.

In order to solve the technical problems, the utility model provides a tower hoisting auxiliary mechanism, which comprises a mounting seat and a plurality of L-shaped outer clamping plates distributed on the periphery of the mounting seat at circumferential intervals, wherein a plurality of L-shaped inner retaining plates are distributed between the mounting seat and the outer clamping plates at the circumferential intervals, the L-shaped outer clamping plates are jointly connected with a first driving part for driving the L-shaped outer clamping plates to synchronously expand or close, the L-shaped inner retaining plates are jointly connected with a second driving part for driving the L-shaped inner retaining plates to synchronously expand or close, the first driving part and the second driving part are both arranged on the mounting seat, the first driving part and the second driving part are jointly connected with an adjusting part, and the adjusting part is used for simultaneously starting the first driving part and the second driving part to drive the L-shaped outer clamping plates and the L-shaped inner retaining plates to move in opposite directions.

Further, the first driving piece is including rotating the drive lead screw of installing seat one end face, threaded mounting has the drive cover on the drive lead screw, the drive cover lateral wall is the circumference and articulates there is a plurality of telescopic links, and a plurality of telescopic links are kept away from the one end of drive cover all articulates there is the slide bar, a plurality of the slide bar all with the installation seat slides and sets up, and a plurality of the slide bar respectively with a plurality of L type external splint are connected.

Further, the driving screw rod is provided with a hanging ring.

Further, the two ends of the driving sleeve are connected with telescopic bellows, the telescopic bellows is sleeved outside the driving screw rod, and one end, far away from the driving sleeve, of the telescopic bellows is connected with the end part of the driving screw rod.

Further, the second driving piece comprises a driving gear rotatably mounted on the mounting seat, a plurality of driving racks are meshed on the driving gear, the driving racks are slidably arranged on the mounting seat, and the driving racks are respectively connected with the L-shaped inner retaining plates.

Further, the adjusting piece comprises an adjusting worm wheel rotatably installed on the installation seat, the adjusting worm wheel is in transmission connection with the driving screw rod and the driving gear, an adjusting worm is meshed with the adjusting worm wheel, and the adjusting worm is rotatably installed with the installation seat.

Further, a crank is arranged at one end of the adjusting worm.

Furthermore, the end face of the L-shaped outer clamping plate, which is close to the mounting seat, and the end face of the L-shaped inner retaining plate, which is far away from the mounting seat, are both provided with protective cushions.

Compared with the prior art, the utility model has at least the following beneficial effects:

the first driving piece is driven by the adjusting piece to drive the L-shaped outer clamping plate to clamp the outer side of the flange end of the tower barrel, so that the device and the tower barrel are quickly installed, and when the tower barrel is hoisted, the lifting hook of the hoisting device is connected with the installation seat.

Meanwhile, due to the arrangement of the second driving piece and the L-shaped inner retaining plate, when the L-shaped outer clamping plate clamps the outer side of the flange end of the tower, the L-shaped inner retaining plate can abut against the inner side of the flange end of the tower, and the possibility that the flange end of the tower deforms in the hoisting process is reduced.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a tower hoisting auxiliary mechanism in an embodiment of the utility model;

fig. 2 is a schematic diagram illustrating installation of the auxiliary tower hoisting mechanism and the tower in the embodiment of the utility model.

Detailed Description

The tower lifting aid according to the utility model will be described in more detail below in connection with the schematic drawings, in which preferred embodiments of the utility model are shown, it being understood that the person skilled in the art can modify the utility model described herein while still achieving the advantageous effects of the utility model. Accordingly, the following description is to be construed as broadly known to those skilled in the art and not as limiting the utility model.

The utility model is more particularly described by way of example in the following paragraphs with reference to the drawings. Advantages and features of the utility model will become more apparent from the following description and from the claims. It should be noted that the drawings are in a very simplified form and are all to a non-precise scale, merely for convenience and clarity in aiding in the description of embodiments of the utility model.

As shown in fig. 1, the embodiment of the utility model provides a tower hoisting auxiliary mechanism, which comprises a mounting seat 1 and a plurality of L-shaped outer clamping plates 2 distributed on the periphery of the mounting seat 1 at circumferential intervals, wherein a plurality of L-shaped inner retaining plates 3 are distributed between the mounting seat 1 and the outer clamping plates 2 at circumferential intervals, the L-shaped outer clamping plates 2 are commonly connected with a first driving member 4 for driving the L-shaped inner retaining plates to synchronously expand or close, the L-shaped inner retaining plates 3 are commonly connected with a second driving member 5 for driving the L-shaped inner retaining plates to synchronously expand or close, the first driving member 4 and the second driving member 5 are both mounted on the mounting seat 1, the first driving member 4 and the second driving member 5 are commonly connected with an adjusting member 6, and the adjusting member 6 is used for simultaneously starting the first driving member 4 and the second driving member 5 so as to drive the L-shaped outer clamping plates 2 and the L-shaped inner retaining plates 3 to move in opposite directions.

In this embodiment, the first driving member 4 is driven by the adjusting member 6 to drive the L-shaped outer clamping plate 2 to clamp the outer side of the flange end of the tower, so that the quick installation of the device and the tower is realized, and when the lifting is performed, the lifting hook of the lifting device is connected with the mounting seat 1, and the single lifting hook can be used for being connected with the mounting seat 1. Compared with the prior art, the lifting device adopts a mode that a plurality of lifting hooks are directly connected with the flange end of the tower barrel, the tower barrel is lifted by utilizing the auxiliary lifting mechanism matched with the lifting device, the lifting is completed, the lifting is not required to be disassembled at high altitude, the adjusting piece 6 is only required to be operated at a designated position, the operation is simple and convenient, and the operation safety is greatly improved.

Meanwhile, due to the arrangement of the second driving piece 5 and the L-shaped inner retaining plate 3, when the L-shaped outer clamping plate 2 clamps the outer side of the flange end of the tower, the L-shaped inner retaining plate 3 can abut against the inner side of the flange end of the tower, as shown in fig. 2, two inner side walls of the L-shaped outer clamping plate 2 are respectively attached to the bottom end face and the outer side face of the flange end of the tower, and meanwhile, two inner side faces of the L-shaped inner retaining plate 3 are respectively attached to the top end face and the inner side face of the flange end of the tower, and the possibility that the flange end of the tower is deformed in the lifting process is reduced by utilizing the functions of the L-shaped outer clamping plate 2 and the L-shaped inner retaining plate 3.

Optionally, in order to avoid the damage of the tower drum caused by hard contact between the L-shaped outer clamping plate 2 and the L-shaped inner retaining plate 3 and the tower drum, the L-shaped outer clamping plate 2 is close to the end face of the mounting seat 1 and the L-shaped inner retaining plate 3 is far away from the end face of the mounting seat 1, and a protection soft cushion 8 is arranged.

In a specific embodiment, the first driving member 4 includes a driving screw 41 rotatably mounted on an end surface of the mounting base 1, a driving sleeve 42 is mounted on the driving screw 41 in a threaded manner, a plurality of telescopic rods 43 are hinged to a side wall of the driving sleeve 42 in a circumferential manner, sliding rods 44 are hinged to one ends, far away from the driving sleeve 42, of the telescopic rods 43, the sliding rods 44 are slidably disposed on the mounting base 1, and the sliding rods 44 are respectively connected with a plurality of L-shaped outer clamping plates 2.

By rotating the driving screw rod 41, the driving sleeve 42 is driven to move on the driving screw rod 41, and expansion and contraction among the plurality of L-shaped outer clamping plates 2 can be realized, so that the separation and installation of the lifting device and the tower can be realized.

Preferably, in order to facilitate the connection of the hoisting device with the tower hoisting auxiliary, a hoisting ring 7 is arranged on the driving screw 41.

Optionally, to avoid the drive screw 41 from being exposed to external rust corrosion for a long period of time and to avoid the use, bellows 45 are connected to both ends of the drive sleeve 42.

Specifically, the bellows 45 is sleeved outside the driving screw 41, and one end of the bellows 45 away from the driving sleeve 42 is connected with the end of the driving screw 41, so that effective protection of the driving screw 41 is achieved.

In a specific embodiment, the second driving member 5 includes a driving gear 51 rotatably mounted on the mounting base 1, a plurality of driving racks 52 are meshed on the driving gear 51, a plurality of driving racks 51 are slidably disposed on the mounting base 1, and a plurality of driving racks 51 are respectively connected with a plurality of L-shaped inner abutment plates 3.

By rotating the driving gear 51, the plurality of driving racks 52 can be driven to synchronously move, so that the plurality of L-shaped inner retaining plates 3 can synchronously expand or contract.

In a specific embodiment, the adjusting member 6 includes an adjusting worm wheel 61 rotatably mounted on the mounting base 1, the adjusting worm wheel 61 is in driving connection with both the driving screw 41 and the driving gear 51, and an adjusting worm 62 is meshed with the adjusting worm wheel 61, and the adjusting worm 62 is rotatably mounted with the mounting base 1.

The adjusting worm 62 is rotated to drive the adjusting worm wheel 61 to rotate, thereby simultaneously driving the driving screw 41 and the driving gear 51 to rotate, and further driving the plurality of L-shaped outer clamping plates 2 to expand while the plurality of L-shaped inner retaining plates 3 contract or the plurality of L-shaped outer clamping plates 2 to contract while the plurality of L-shaped inner retaining plates 3 expand, i.e. the L-shaped outer clamping plates 2 and the L-shaped inner retaining plates 3 move in opposite directions.

It is specifically described that whether the L-shaped outer clamping plate 2 and the L-shaped inner clamping plate 3 can move in opposite directions depends on the screw direction of the driving screw 41, which is well known to those skilled in the art, and will not be described in detail herein.

Preferably, in order to facilitate the operator to rotate the adjustment worm 62, a crank (not shown) is installed at one end of the adjustment worm 62.

It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.

Claims

1. The utility model provides a tower section of thick bamboo hoist and mount auxiliary mechanism, its characterized in that includes the mount pad and is the circumference interval distribution is in a plurality of L type external splint of mount pad periphery, it has a plurality of L type internal abutment plates to become circumference interval distribution between mount pad and the external splint, and a plurality of L type external splint are connected with the first driving piece that is used for driving its synchronous expansion or draws close together jointly, and a plurality of L type internal abutment plates are connected with the second driving piece that is used for driving its synchronous expansion or draws close together jointly, first driving piece and second driving piece are all installed on the mount pad, just first driving piece and second driving piece are connected with the regulating part jointly, the regulating part is used for starting simultaneously first driving piece and second driving piece with drive L type external splint and L type internal abutment plate carry out the opposite direction motion.

2. The tower hoisting auxiliary mechanism as claimed in claim 1, wherein the first driving member comprises a driving screw rod rotatably mounted on an end surface of the mounting seat, a driving sleeve is mounted on the driving screw rod in a threaded manner, a plurality of telescopic rods are hinged to the side wall of the driving sleeve in a circumferential manner, sliding rods are hinged to one ends of the telescopic rods, which are far away from the driving sleeve, of the driving sleeve, the sliding rods are slidably arranged on the mounting seat, and the sliding rods are respectively connected with a plurality of L-shaped outer clamping plates.

3. The tower hoisting accessory apparatus as claimed in claim 2, wherein the drive screw is provided with a hoisting ring.

4. The tower hoisting auxiliary mechanism as claimed in claim 2, wherein two ends of the driving sleeve are connected with telescopic bellows, the telescopic bellows is sleeved outside the driving screw rod, and one end of the telescopic bellows, which is far away from the driving sleeve, is connected with the end part of the driving screw rod.

5. The tower hoisting auxiliary mechanism as claimed in claim 2, wherein the second driving member comprises a driving gear rotatably mounted on the mounting base, a plurality of driving racks are meshed with the driving gear, the driving racks are slidably disposed on the mounting base, and the driving racks are respectively connected with the L-shaped inner bearing plates.

6. The tower hoisting accessory apparatus as claimed in claim 5, wherein the adjusting member comprises an adjusting worm wheel rotatably mounted on the mounting base, the adjusting worm wheel is in transmission connection with the driving screw and the driving gear, and an adjusting worm is engaged with the adjusting worm wheel, and the adjusting worm is rotatably mounted on the mounting base.

7. The tower lifting assist mechanism of claim 6, wherein a crank is mounted at one end of the adjustment worm.

8. The tower hoisting auxiliary mechanism according to claim 1, wherein the end face of the L-shaped outer clamping plate, which is close to the mounting seat, and the end face of the L-shaped inner retaining plate, which is far away from the mounting seat, are both provided with protective cushions.