CN214780294U

CN214780294U - Hoisting equipment for installing and overhauling fan

Info

Publication number: CN214780294U
Application number: CN202121265867.1U
Authority: CN
Inventors: 张辉; 刘淼; 杨靖
Original assignee: Shandong Guorui New Energy Co ltd
Current assignee: Shandong Guorui New Energy Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-19
Anticipated expiration: 2031-06-04

Abstract

The application discloses fan installation overhauls lifting device includes: the lifting device comprises two oppositely arranged supporting columns, sliding chutes are formed in one sides, opposite to the supporting columns, of the sliding chutes, the sliding chutes are arranged along the height direction of the supporting columns, and lifting structures are arranged in the sliding chutes; the supporting plate is arranged at the top of the supporting column, and a hoisting assembly is fixed on the supporting plate; the lifting appliance comprises a first end part and a second end part, wherein the first end part and the second end part are respectively provided with a sliding piece, the sliding pieces are arranged in sliding grooves of the supporting columns, the sliding pieces are connected with lifting structures in the sliding grooves of the sliding pieces, the lifting structures are used for driving the lifting appliance to move up and down along the sliding grooves, and the top of the lifting appliance is connected with a lifting assembly. This lifting device has reduced the bearing pressure that hoisting assembly brought for the backup pad, has reduced the possibility that backup pad deformation takes place, has improved security, the reliability of fan installation maintenance lifting device's use, has prolonged the life of whole equipment.

Description

Hoisting equipment for installing and overhauling fan

Technical Field

The application relates to a lifting device for installing and overhauling a fan, and belongs to the technical field of fan overhauling devices.

Background

Wind power generation refers to converting kinetic energy of wind into electric energy, and wind energy is a clean and pollution-free renewable energy source. In wind power generation engineering, the electricity generation fan is the power generation instrument commonly used, and the impeller of electricity generation fan is because volume and weight are great, need use special maintenance lifting device to overhaul, and current electricity generation fan overhauls lifting device and only uses the hoist and mount subassembly of its top installation to hoist the hoist of fixed impeller usually. In patent CN209081325U, a hoisting device for large fan installation and maintenance is disclosed, the backup pad that this hoisting device's top set up is provided with hoisting machine and constructs, and hoisting machine constructs and is used for bearing the whole weight of its impeller, because hoisting machine constructs's bearing capacity is limited, can't bear the maintenance of the impeller of bigger volume and weight, long-term after using, the backup pad can take place deformation downwards to the security that influences whole equipment, reliability and life.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the application provides a high security, the good reliability, long service life and can adapt to the fan installation of the impeller of bigger volume and weight and overhaul lifting device, and this application technical scheme is as follows:

this fan installation overhauls lifting device includes:

the lifting device comprises two oppositely arranged supporting columns, wherein sliding grooves are formed in one sides, opposite to the supporting columns, of the supporting columns, the sliding grooves are formed in the height direction of the supporting columns, and lifting structures are arranged in the sliding grooves;

the supporting plate is arranged at the top of the supporting column, and a hoisting assembly is fixed on the supporting plate;

the lifting appliance comprises a first end part and a second end part, wherein sliders are respectively arranged at the first end part and the second end part, the sliders are arranged in the sliding grooves of the supporting columns, the sliders are connected with lifting structures in the sliding grooves where the sliders are located, the lifting structures are used for driving the lifting appliance to move up and down along the sliding grooves, and the top of the lifting appliance is connected with the lifting assembly.

Optionally, the lifting appliance includes a housing, a first accommodating groove and a second accommodating groove are formed in the housing along the length direction of the housing, a first lead screw is arranged in the first accommodating groove, a second lead screw is arranged in the second accommodating groove, the first lead screw and the second lead screw are arranged in a collinear manner, the end part of the first lead screw, which is far away from the second lead screw, is connected with a first driving motor, and the end part of the second lead screw, which is far away from the first lead screw, is provided with a second driving motor;

the U-shaped fixture is characterized in that an internal thread slider is respectively arranged on the first lead screw and the second lead screw, a U-shaped fixture is connected to the bottom of the internal thread slider, openings of the U-shaped fixtures on the first lead screw and the second lead screw are oppositely arranged, and the U-shaped fixtures can be mutually far away or close to each other under the driving of the first driving motor and the second driving motor.

Optionally, the top of the spreader is provided with a lifting lug.

Optionally, the hoisting assembly comprises a winding drum, and a third driving motor is connected to a reel of the winding drum;

and a steel wire rope is wound on the winding drum and penetrates through the supporting plate, the end part of the steel wire rope is connected with a lifting hook, and the lifting hook is used for connecting the lifting lug.

Optionally, the support plate is an arch support plate.

Optionally, two hoisting assemblies are included, and the hoisting assemblies are symmetrically arranged around the axis of the arch-shaped supporting plate.

Optionally, the lifting structure is a telescopic cylinder, and the top of the telescopic cylinder is connected with the slider.

Optionally, the slider is a sliding block, and the top of the sliding block is provided with an elastic piece.

Optionally, the elastic member is a spring or an elastic sheet.

Benefits that can be produced by the present application include, but are not limited to:

1. the utility model provides a lifting device is overhauld in fan installation, the lifting structure that the hoisting component through the backup pad top is connected "draw" and hoist first end and second end to the hoist "cooperation of pushing away" of hoist, reduced the bearing pressure that the hoisting component brought for the backup pad, and reduced the possibility that backup pad deformation takes place, improved safety, the reliability of the use of lifting device are overhauld in the fan installation, the life of whole equipment has been prolonged.

2. According to the fan installation, maintenance and hoisting equipment provided by the application, the U-shaped clamps of the hoisting equipment are mutually far away or close to each other under the action of the driving screw of the driving motor so as to be suitable for clamping and fixing impellers of fans of different sizes, the impellers can be prevented from shaking, and the safety and reliability of the fan installation, maintenance and hoisting equipment are further improved; the supporting plate is designed to be an arch shape, so that the bearing capacity of the supporting plate can be improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of a fan installation, maintenance and hoisting device according to an embodiment of the present application;

fig. 2 is a sectional view taken along a-a in fig. 1.

List of parts and reference numerals:

1. a support column, 11, a sliding chute, 12, a telescopic cylinder,

2. a supporting plate is arranged on the upper surface of the supporting plate,

3. a hoisting component 31, a winding drum 32, a winding shaft 33, a third driving motor 34, a steel wire rope 35, a hook 36 and a mounting plate,

4. a hanger 41, a housing 42, a slider 421, an elastic member 43, a first receiving groove 431, a first lead screw 432, a first driving motor 44, a second receiving groove 441, a second lead screw 442, a second driving motor,

45. an internal thread sliding block 46, a U-shaped clamp 47 and a lifting lug,

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In order that the above objects, features and advantages of the present application can be more clearly understood, the present application will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The embodiment of the application discloses fan installation and maintenance lifting equipment, as shown in fig. 1 and 2, including two support columns 1 that set up relatively, spout 11 has been seted up to one side that support column 1 is relative, spout 11 sets up along the direction of height of support column 1, the lower part of spout 11 is provided with telescopic cylinder 12, hoist 4 includes first end and second end, first end and second end do not are provided with a saddle 42, two saddles 42 are established respectively in spout 11 of two support columns 1, saddle 42 is established at telescopic cylinder 12's top simultaneously, with the length direction up-and-down motion of drive saddle 42 along spout 11, a backup pad 2 is installed at the top of two support columns 1, be fixed with hoist assembly 3 on backup pad 2, hoist assembly 3's lifting hook links to each other with hoist 4 top's 47, fan installation and maintenance lifting equipment is when using, hoist assembly 3 through backup pad 2 top "draws" of hoist 4 and is connected with hoist 4 first end and second end with hoist 4 first end through the hoist assembly 3 The telescopic cylinder 12 to the hoist 4 "push away" cooperation to reduce the bearing that hoisting component 3 brought for backup pad 2, and reduce the possibility that 2 deformations of backup pad take place, and then improve security, the reliability of the use that the hoisting equipment was overhauld in the fan installation, prolong the life of whole equipment, make the fan installation overhaul the fan of the more models of hoisting equipment adaptation.

In this embodiment, a lifting appliance 4 used for a lifting device for installing and repairing a fan is provided, the lifting appliance 4 includes a housing 41, a first receiving groove 43 and a second receiving groove 44 are provided on the housing 41, a first lead screw 431 is provided in the first receiving groove 43, a second lead screw 441 is provided in the second receiving groove 44, the first lead screw 431 and the second lead screw 441 are arranged in a collinear manner, an end portion of the first lead screw 431 far from the second lead screw 441 is connected with a first driving motor 432, an end portion of the second lead screw 441 far from the first lead screw 431 is provided with a second driving motor 442, an internal thread slider 45 is respectively provided on the first lead screw 431 and the second lead screw 441, a U-shaped clamp 46 is connected to a bottom of the internal thread slider 45, openings of the U-shaped clamps 46 on the first lead screw 431 and the second lead screw 441 are arranged oppositely, the first driving motor 432 drives the first lead screw 431 to drive the U-shaped clamp 46 thereon and the second driving motor 442 to drive the U-shaped clamp 46 thereon to move away from or approach each other, the impeller of the fan is fixed or loosened in a clamping mode, the impeller can be prevented from shaking, and safety and reliability of the fan installation, overhaul and hoisting equipment are further improved.

In an example, the supporting plate 2 is arranged as an arch-shaped supporting plate, two hoisting assemblies 3 are arranged on the arch-shaped supporting plate, the hoisting assemblies 3 are symmetrically arranged relative to the axis of the arch-shaped supporting plate, a mounting plate 36 is fixedly arranged on the arch-shaped supporting plate, the hoisting assemblies 3 are fixed on the mounting plate 36, specifically, the hoisting assemblies 3 comprise a winding drum 31, a winding shaft of the winding drum 31 is connected with a third driving motor 33 to drive the winding of the winding drum 31, a steel wire rope 34 is wound on the winding drum 31, the steel wire rope 34 penetrates through the mounting plate 36 and the supporting plate 2, the free end of the steel wire rope 34 is connected with a lifting hook 35, and the lifting hook 35 is used for connecting a lifting lug 47 of a lifting appliance 4.

As an embodiment, the slide 42 of the hanger 4 is a slide block, and in order to prevent the slide block of the hanger 4 from directly touching the support plate 2 during the lifting process, the top of the slide block is provided with an elastic member 421, and as an embodiment, the elastic member 421 is a spring or an elastic sheet.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. The utility model provides a fan installation overhauls lifting device which characterized in that includes:

2. The fan installation, maintenance and hoisting equipment of claim 1, wherein the hoisting equipment comprises a housing, a first accommodating groove and a second accommodating groove are formed in the housing along the length direction of the housing, a first lead screw is arranged in the first accommodating groove, a second lead screw is arranged in the second accommodating groove, the first lead screw and the second lead screw are arranged in a collinear manner, the end part of the first lead screw, which is far away from the second lead screw, is connected with a first driving motor, and the end part of the second lead screw, which is far away from the first lead screw, is provided with a second driving motor;

3. The fan installation and overhaul lifting device of claim 2, wherein a lifting lug is arranged at the top of the lifting appliance.

4. The fan installation and overhaul hoisting device of claim 3, wherein the hoisting assembly comprises a winding drum, and a third driving motor is connected to a winding shaft of the winding drum;

5. The fan installation, overhaul and lifting device of claim 1 wherein the support plate is an arched support plate.

6. The fan installation and maintenance hoisting device of claim 5, wherein the device comprises two hoisting assemblies, and the hoisting assemblies are symmetrically arranged around the axis of the arch-shaped support plate.

7. The fan installation, overhaul and lifting device of claim 1, wherein the lifting structure is a telescopic cylinder, and the top of the telescopic cylinder is connected to the slider.

8. The fan installation, overhaul and lifting device of claim 7, wherein the slider is a sliding block, and an elastic member is arranged on the top of the sliding block.

9. The fan installation, overhaul and lifting device of claim 8, wherein the resilient member is a spring or a resilient tab.