CN216190314U

CN216190314U - Tower drum lifting appliance

Info

Publication number: CN216190314U
Application number: CN202122676452.XU
Authority: CN
Inventors: 范国雷
Original assignee: Hebei Chengcheng Weiye Electric Power Engineering Co ltd
Current assignee: Hebei Rongcheng Technology Co.
Priority date: 2021-11-02
Filing date: 2021-11-02
Publication date: 2022-04-05
Anticipated expiration: 2031-11-02

Abstract

The utility model provides a tower drum lifting appliance, which comprises a fixed frame and a plurality of lifting frames, wherein the fixed frame is provided with a connecting plate and a plurality of mounting plates respectively connected with the connecting plate, the mounting plates are radially distributed at intervals on the periphery of the connecting plate, each mounting plate is provided with a connecting part, and the connecting parts are used for being connected with a flange of a tower drum; the hoisting frame is located between the two adjacent mounting plates and is used for being connected with a flange of the tower barrel. The utility model provides a tower drum lifting appliance, aiming at preventing radial deformation of a tower drum in the lifting process and ensuring the dimensional accuracy of the tower drum.

Description

Tower drum lifting appliance

Technical Field

The utility model belongs to the technical field of wind power generation, and particularly relates to a tower drum lifting appliance.

Background

The wind power tower cylinder is a tower pole for wind power generation, and mainly plays a supporting role in a wind generating set and absorbs the vibration of the set. Because the wind power tower cylinder after installation is large in size and high in height, the wind power tower cylinder is generally arranged into multiple sections, and adjacent tower cylinders are connected through flanges arranged at the end parts of the tower cylinders, so that the wind power tower cylinder is finally formed. When installing a tower section of thick bamboo, need hoist a tower section of thick bamboo and shift, because tower section of thick bamboo diameter is great, and has great dead weight, generally need be connected a tower section of thick bamboo and hoisting equipment through the hoist, then transport a tower section of thick bamboo, but the radial dimension of a tower section of thick bamboo can't be guaranteed to conventional hoist, causes the radial deformation of production of a tower section of thick bamboo easily when hoist and mount, influences follow-up butt joint to a tower section of thick bamboo.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tower drum lifting appliance, which aims to prevent radial deformation of a tower drum in the lifting process and ensure the dimensional accuracy of the tower drum.

In order to achieve the purpose, the utility model adopts the technical scheme that: there is provided a tower spreader comprising:

the mounting plate is provided with a connecting part, and the connecting part is used for being connected with a flange of a tower drum; and

and the hoisting frames are positioned between two adjacent mounting plates and are used for being connected with the flange of the tower barrel.

In a possible implementation manner, a mounting hole is formed in the mounting plate, the mounting hole forms the connecting portion, and the mounting hole can be connected with a threaded hole in the flange through a first threaded connecting piece.

In a possible implementation manner, the fixing frame further includes a reinforcing member, two ends of which are respectively connected to two adjacent mounting plates.

In a possible implementation manner, the reinforcing member is slidably connected to the mounting plate along a long axis direction of the mounting plate, and the reinforcing member is a telescopic member.

In a possible implementation manner, the reinforcing member is an arc-shaped member, and the reinforcing member is provided with a fixing hole matched with the threaded hole on the flange.

In one possible implementation, the lifting frame is connected to the reinforcement.

In a possible implementation manner, the hoisting frame comprises a hoisting plate, a first connecting hole and a second connecting hole are formed in the hoisting plate, the first connecting hole is a circular through hole, the second connecting hole is an arc-shaped through hole, a connecting ring is arranged on the hoisting plate, and the connecting ring is used for being connected with hoisting equipment.

In one possible implementation, the hoisting frame comprises:

the base is provided with a sliding chute;

the two clamping plates are slidably arranged in the sliding grooves and are respectively provided with corresponding locking holes, and the clamping plates are used for clamping a flange of the tower barrel in the axial direction; and

the hanging ring is arranged on the base and used for being connected with hoisting equipment.

In a possible embodiment, an elastic element is provided between the two clamping plates, which elastic element is provided with a pretensioning force that brings the two clamping plates closer to each other.

In a possible implementation manner, the number of the bases is two, the two bases are respectively connected with the two clamping plates in a sliding manner, and the hoisting frame further comprises connecting rods, two ends of each connecting rod are respectively connected with the two bases.

The tower drum lifting appliance provided by the utility model has the beneficial effects that: compared with the prior art, the mounting plates of the tower drum lifting appliance are respectively connected with the flange of the tower drum, then the lifting frames are respectively connected with the flange of the tower drum, and the lifting frames are connected with the lifting equipment, so that the tower drum is lifted and transported. A plurality of mounting panels are radial interval connection in the connecting plate, can radially carry on spacingly to the flange after making mounting panel and flange joint, avoid a tower section of thick bamboo to produce radial deformation because of the action of gravity at the hoist and mount in-process, guarantee the size precision of a tower section of thick bamboo. The hoisting frame is connected with the hoisting equipment and is arranged between the two adjacent mounting plates, so that the fixing frame does not bear the gravity of the tower barrel in the hoisting process, and the service life of the fixing frame is prolonged.

Drawings

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

FIG. 1 is a schematic structural diagram of a tower spreader according to a first embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a tower crane according to a second embodiment of the present invention;

fig. 3 is a schematic structural diagram of a hoisting frame adopted in the first embodiment of the present invention;

figure 4 is a cross-sectional view of a lifting frame used in a third embodiment of the present invention;

figure 5 is a front view of a hoisting frame used in the fourth embodiment of the utility model;

fig. 6 is a diagram of the use state of the hoisting frame adopted in the fourth embodiment of the utility model.

In the figure: 1. a flange; 101. a threaded hole; 2. mounting a plate; 201. mounting holes; 3. hoisting the plate; 301. a first connection hole; 302. a second connection hole; 303. a connecting ring; 4. a connecting plate; 5. a reinforcement; 501. a fixing hole; 6. a base; 601. a chute; 7. a splint; 701. a locking hole; 8. an elastic member; 9. hanging a ring; 10. a connecting rod; 11. a tower drum.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1 and fig. 2 together, the tower crane according to the present invention will be described. The tower drum lifting appliance comprises a fixed frame and a plurality of lifting frames, wherein the fixed frame is provided with a connecting plate 4 and a plurality of mounting plates 2 respectively connected to the connecting plate 4, the mounting plates 2 are radially distributed at intervals on the periphery of the connecting plate 4, and the mounting plates 2 are provided with connecting parts which are used for being connected with a flange 1 of a tower drum 11; the hoisting frame is positioned between two adjacent mounting plates 2 and is used for being connected with the flange 1 of the tower tube 11.

Compared with the prior art, the tower drum lifting appliance provided by the utility model has the advantages that the mounting plates 2 are respectively connected with the flange 1 of the tower drum 11, then the lifting frames are respectively connected with the flange 1 of the tower drum 11, and the lifting frames are connected with lifting equipment, so that the tower drum 11 is lifted and transported. A plurality of mounting panels 2 are radial interval connection in connecting plate 4, can radially carry on spacingly to flange 1 after making mounting panel 2 be connected with flange 1, avoid tower section of thick bamboo 11 to produce radial deformation because of the action of gravity at the hoist and mount in-process, guarantee tower section of thick bamboo 11's dimensional accuracy. The hoisting frame is connected with the hoisting equipment and is arranged between the two adjacent mounting plates 2, so that the fixing frame does not bear the gravity of the tower tube 11 in the hoisting process, and the service life of the fixing frame is prolonged.

Optionally, a clamp is arranged on the mounting plate 2, and the clamp forms a connecting part to be clamped and connected with the flange 1 of the tower 11.

Optionally, the hoisting frame may be disposed between two adjacent mounting plates 2, or the hoisting frame may be disposed between some adjacent mounting plates 2, and the hoisting frames are symmetrically disposed with the first axis as the symmetry axis, where the first axis is parallel to the axis of the tower 11.

Alternatively, the connecting plate 4 is a circular plate or an annular plate.

In some embodiments, referring to fig. 1 to 2, the mounting plate 2 is provided with a mounting hole 201, the mounting hole 201 forms a connection portion, and the mounting hole 201 can be connected with the threaded hole 101 of the flange 1 through a first threaded connection.

In this embodiment, the first threaded connection part passes through the mounting hole 201 and then is connected with the threaded hole 101 in the flange 1, so that the mounting plate 2 is connected with the flange 1, and the mounting plate 2 is limited in the radial direction of the flange 1 in the hoisting process. This structure dismantles conveniently, can be quick is connected mounting panel 2 and flange 1, and convenient the dismantlement after accomplishing the hoist and mount simultaneously can carry out used repeatedly, simple structure moreover, and the dead weight is less, avoids increasing the weight of a tower section of thick bamboo 11 in hoist and mount in-process.

Optionally, the mounting plate 2 is provided with a plurality of mounting holes 201 at intervals along the long axis direction thereof, and can be adapted to towers 11 with different diameters.

Specifically, the diameter of the mounting hole 201 is not smaller than that of the threaded hole 101.

Optionally, the first threaded connector is a bolt or screw.

In some embodiments, referring to fig. 2, the fixing frame further includes a reinforcing member 5 having two ends respectively connected to two adjacent mounting plates 2.

The reinforcement 5 can increase the stability of connecting between two adjacent mounting panels 2, and a plurality of reinforcements 5 carry on spacingly to mounting panel 2 in circumference after being connected with mounting panel 2 respectively, avoid taking place circumference skew at hoist and mount in-process mounting panel 2.

In some embodiments, referring to fig. 2, the stiffener 5 is slidably connected to the mounting plate 2 along the long axis of the mounting plate 2, and the stiffener 5 is a telescopic member.

Reinforcing member 5 is flexible component, makes reinforcing member 5 can slide along mounting panel 2's major axis direction, when installing the tower section of thick bamboo 11 of different diameters, adjusts the position of reinforcing member 5 on mounting panel 2, avoids reinforcing member 5 too near connecting plate 4 departments, has increased the stability of mount. The structure enlarges the application range of the fixing frame, and saves the cost because different fixing frames are not needed for the tower drums 11 with different sizes.

In some embodiments, referring to fig. 2, the stiffener 5 is an arc-shaped member, and the stiffener 5 is provided with a fixing hole 501 adapted to the threaded hole 101 of the flange 1.

The reinforcement 5 sets up to curved component, is connected the screw hole 101 on fixing hole 501 and the flange 1 through the bolt to be connected reinforcement 5 and flange 1, reinforcement 5 and mounting panel 2 are connected with flange 1 respectively, have improved the stability of being connected between mount and the flange 1. The arc-shaped structure can increase the contact area between the reinforcing member 5 and the flange 1, and further improve the connection stability.

Optionally, a plurality of fixing holes 501 are formed in the reinforcing member 5 at intervals, so that the connection stability with the flange 1 is improved.

In some embodiments, referring to figure 2, the sling mount is attached to the reinforcement 5.

The hoisting frame is connected with the reinforcing member 5, and the hoisting frame and the reinforcing member 5 are connected with the flange 1 respectively during installation, so that the stability of connection of the hoisting frame and the fixing frame with the flange 1 is improved, the phenomenon of falling off in the hoisting process is avoided, and the safety in the hoisting process is improved.

In some embodiments, referring to fig. 1 to 3, the hoisting frame includes a hoisting plate 3, the hoisting plate 3 is provided with a first connecting hole 301 and a second connecting hole 302, the first connecting hole 301 is a circular through hole, the second connecting hole 302 is an arc through hole, the hoisting plate 3 is provided with a connecting ring 303, and the connecting ring 303 is used for connecting with a hoisting device.

The interval of the screw hole 101 on the flange 1 of the tower section of thick bamboo 11 of difference is different, passes through the connecting piece with flange 1 with first connecting hole 301 and is connected the back, adjusts the position of connecting piece in second connecting hole 302 to other screw hole 101 on the adaptation flange 1 increases the stability of connecting, also can enlarge the adaptation scope of hoist and mount frame.

Optionally, the aperture of the first connection hole 301 and the width of the second connection hole 302 are not smaller than the aperture of the threaded hole 101 on the tower 11.

In some embodiments, referring to fig. 4, the hoisting frame includes a base 6, two clamping plates 7 and a hanging ring 9, and the base 6 is provided with a sliding groove 601; the clamping plates 7 are slidably arranged in the sliding groove 601, the two clamping plates 7 are respectively provided with corresponding locking holes 701, and the clamping plates 7 are used for clamping the flange 1 of the tower tube 11 in the axial direction; the hanging ring 9 is arranged on the base 6, and the hanging ring 9 is used for being connected with hoisting equipment.

Adjust the position of two splint 7 in spout 601, carry out the centre gripping to it in the axial of flange 1, pass locking hole 701 and the screw hole 101 on the flange 1 on two splint 7 through second threaded connection spare to be connected splint 7 and flange 1, then be connected with hoisting equipment through link 9, further improved the stability of being connected with flange 1, avoid the hoist and mount in-process to take place tower section of thick bamboo 11 accident that drops.

Optionally, the locking hole 701 may be provided with an internal thread adapted to the threaded hole 101; or may be a smooth hole, and the clamping plate 7 and the flange 1 are locked and connected by a nut after the second threaded connecting piece passes through the locking hole 701.

In particular, the second threaded connection is a bolt.

In some embodiments, referring to fig. 4, an elastic member 8 is disposed between the two clamping plates 7, and the elastic member 8 is configured with a pre-tightening force for approaching the two clamping plates 7.

The elastic element 8 brings the two clamping plates 7 closer to each other and then the two clamping plates 7 clamp the flange 1 by means of a second threaded connection. The elastic component 8 makes the clamping plate 7 keep the state of being attached to the flange 1 in the installation process, the second threaded connecting component is convenient to install, the clamping force of the clamping plate 7 on the flange 1 is improved, and the clamping stability is ensured.

In some embodiments, referring to fig. 5 and 6, two bases 6 are provided, two clamping plates 7 are slidably connected to the two bases 6, respectively, and the hoisting frame further includes a connecting rod 10 having two ends connected to the two bases 6, respectively.

The clamping of the flange 1 is respectively carried out through the clamping plates 7 on the two bases 6, the stability of clamping the flange 1 is improved, when the clamping of the flange 1 by the clamping plate 7 on one of the bases 6 fails, the clamping plate 7 on the other base 6 can also keep the clamping state of the flange 1, the connection stability between the clamping plate 7 and the flange 1 in the hoisting process is improved, and the safe hoisting is ensured.

Optionally, the clamping plate 7 is an arc-shaped plate, and the contact connection with the flange 1 is increased.

It should be noted that when the threaded hole 101 of the flange 1 is located in the inner ring of the tower 11, the usage state of the hoisting frame is shown in fig. 6. When the threaded hole 101 on the flange 1 is located on the outer ring of the tower 11, the hoisting frame clamps and connects the flange 1 from the outer side of the tower 11.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. Tower section of thick bamboo hoist, its characterized in that includes:

2. The tower spreader of claim 1, wherein the mounting plate is provided with mounting holes, the mounting holes form the connection portion, and the mounting holes are capable of being connected with threaded holes on the flange through first threaded connectors.

3. The tower spreader of claim 1, wherein the fixed frame further comprises a stiffener having two ends respectively connected to two adjacent mounting plates.

4. The tower spreader of claim 3, wherein the reinforcing member is slidably coupled to the mounting plate along a longitudinal axis of the mounting plate, and the reinforcing member is a telescoping member.

5. The tower spreader of claim 3, wherein the reinforcing member is an arc-shaped member, and the reinforcing member is provided with fixing holes adapted to the threaded holes of the flange.

6. The tower spreader of claim 5, wherein the lifting frame is coupled to the reinforcing member.

7. The tower hanger of claim 1, wherein the hanger frame comprises a hanger plate, the hanger plate is provided with a first connecting hole and a second connecting hole, the first connecting hole is a circular through hole, the second connecting hole is an arc-shaped through hole, and the hanger plate is provided with a connecting ring for connecting with a lifting device.

8. The tower spreader of claim 1, wherein the lifting frame comprises:

the base is provided with a sliding chute;

9. The tower spreader of claim 8, wherein a resilient member is disposed between the clamping plates, the resilient member being configured with a pre-load force to urge the clamping plates towards each other.

10. The tower spreader of claim 8, wherein there are two bases, two clamping plates are slidably connected to the two bases, and the hanger further comprises a connecting rod having two ends connected to the two bases.