CN219296981U

CN219296981U - Simple movable lifting tool

Info

Publication number: CN219296981U
Application number: CN202223491760.6U
Authority: CN
Inventors: 卜海; 李晓东
Original assignee: Puyang Tianshun Wind Power Equipment Co ltd
Current assignee: Puyang Tianshun Wind Power Equipment Co ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-07-04
Anticipated expiration: 2032-12-27

Abstract

The utility model provides a simple movable hoisting tool, which comprises a hoisting frame, wherein the hoisting frame is provided with a lifting frame; the walking rail is arranged below the spandrel girder; the two pulleys are also respectively arranged on the bearing protrusions at the two sides of the bottom of the walking track, the extending direction of the bearing protrusions is the same as that of the walking track, and the lifting appliance component is arranged below the mounting mechanism; and the driving device is used for driving the two bearing protrusions along which the mounting structure is arranged to move so as to drive the lifting appliance assembly to move along the walking track. The two sides of the bottom of the walking track are provided with the bearing protrusions, the two pulleys are respectively arranged on one bearing protrusion and driven by the driving device to move along the extending direction of the walking track, so that a heavy object under the lifting appliance assembly is driven to move along the extending direction of the walking track, the two bearing protrusions of the walking track are in surface-to-surface contact connection with the corresponding pulleys, the structures of the bearing protrusions and the pulleys are not easy to deform, and the service lives of the walking track and the pulleys are prolonged.

Description

Simple movable lifting tool

Technical Field

The utility model relates to the technical field of lifting devices, in particular to a simple movable lifting tool.

Background

The gantry crane is a bridge crane with a horizontal bridge frame arranged on two supporting legs to form a portal frame shape. The gantry crane is operated on a ground track and is mainly used for carrying and installing open-air storage yards, shipyards, power stations, ports, railway freight stations and the like in the related technology with publication number of CN213445858U, and a simple movable telescopic support gantry crane is provided, which comprises a moving track, wherein a rack is arranged on the moving track, and further the rack is meshed with a gear on a second shell, so that the second shell and a third shell which are combined together move along the moving track, and further a weight on a second hook is driven to move along the second track.

However, the patent is driven by a gear-rack meshing mode, so that the gear-rack meshing mode is limited by the characteristic of gear-rack driving, and the meshing teeth of the gear or the rack deform under the action of a heavy object after long-time reciprocating motion, so that the meshing of the gear and the rack is influenced, and when the meshing teeth of the gear or the rack deform, a new gear or a new rack is needed to be replaced, so that the lifting work is influenced.

Disclosure of Invention

The utility model aims to provide a simple movable hoisting tool, and aims to solve the problem that a transmission structure playing a transmission role on a moving track is easy to deform and needs to be replaced frequently in the prior art.

In order to achieve the above object, the present utility model provides a simple movable hoisting tool, which comprises:

a lifting frame including a spandrel girder having a set distance from a work ground;

the walking rail is fixedly arranged below the spandrel girder, and the extending direction of the walking rail is crossed with the extending direction of the spandrel girder;

the lifting assembly comprises a mounting structure, at least two pulleys and a lifting assembly for lifting heavy objects, wherein the at least two pulleys are rotatably mounted on the mounting structure, the at least two pulleys are also respectively arranged on bearing protrusions which are arranged on two sides of the bottom of the walking track and have the extending direction perpendicular to the extending direction of the walking track, and the lifting assembly is mounted below the mounting structure; and

the driving device is used for driving the mounting structure to move along the two bearing protrusions, and then driving the lifting appliance assembly to move along the walking track.

The simple movable lifting tool comprises two sides of the bottom of the walking track, wherein the two sides of the bottom of the walking track extend along the direction perpendicular to the extending direction of the walking track, and further the two bearing protrusions are formed.

The simple movable lifting tool comprises two supporting plates which are oppositely arranged and are parallel to each other on opposite sides, and at least two pulleys are respectively and rotatably arranged on opposite sides of one supporting plate.

The simple movable lifting tool comprises a mounting structure, a lifting device and a lifting device, wherein the mounting structure further comprises at least two connecting shafts, each connecting shaft is arranged between the two supporting plates, and two ends of each connecting shaft are fixedly connected with opposite side faces of the two supporting plates respectively.

The simple movable lifting tool comprises a guide shell, a hanging chain and a rotating shaft, wherein the hanging chain is partially positioned in the guide shell and is guided through the guide shell, one end of the rotating shaft is fixedly connected with the guide shell, and the other end of the rotating shaft is rotatably arranged on a connecting block penetrated by at least one connecting shaft.

The simple movable hoisting tool is characterized in that the number of the pulleys is four, and two pulleys are arranged on opposite side surfaces of each supporting plate along the extending direction of the walking track.

The simple movable lifting tool is characterized in that angle irons are further arranged at the connection positions of the spandrel girder and the walking track.

The simple movable hoisting tool is characterized in that the extending direction of the spandrel girder is perpendicular to the extending direction of the walking track.

The simple movable lifting tool comprises a lifting frame, wherein the lifting frame further comprises two supporting beams, the top ends of the two supporting beams are fixedly connected with the two ends of the spandrel girder respectively, and the extending directions of the two supporting beams are perpendicular to the extending directions of the spandrel girder and the extending directions of the walking tracks respectively.

Compared with the prior art, the utility model has the beneficial effects that:

the both sides of walking track bottom are formed with and bear the weight of protruding, and two pulleys set up respectively on one bears the weight of protruding to move along walking track's extending direction under drive arrangement's drive, and then drive the heavy object under the hoist subassembly and remove along walking track's extending direction, two of walking track bear protruding and the corresponding pulley and adopt the face-to-face connected mode, bear the weight of protruding and the structure of pulley be difficult for yielding, and then prolonged the life of walking track and pulley, change walking track or pulley often when not used, and then practiced thrift the cost.

Drawings

FIG. 1 is an overall structure diagram of a simple movable hoisting tool of the utility model;

FIG. 2 is a block diagram of the lifting frame and walking track of FIG. 1 removed;

FIG. 3 is a block diagram of FIG. 2 with all support plates and pulleys removed;

FIG. 4 is a partial block diagram of the travel track of FIG. 1;

FIG. 5 is a side view of FIG. 4;

fig. 6 is an enlarged view at a in fig. 2.

In the figure: 1. a lifting frame; 11. a spandrel girder; 12. a support beam; 13. a walking beam; 14. a roller; 2. a walking rail; 21. a carrying protrusion; 31. a support plate; 32. a connecting shaft; 4. a pulley; 5. a spreader assembly; 51. a guide housing; 52. hanging a chain; 53. a rotating shaft; 54. a hook; 55. a connecting block; 6. angle iron.

Detailed Description

The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.

The utility model conception of this application lies in that two sides of walking track 2 bottom are formed with and bear protruding 21, two pulleys 4 set up respectively on a bear protruding 21 to along walking track 2's extending direction removal under drive arrangement (not shown in the figure), and then drive the heavy object under the hoist subassembly 5 along walking track 2's extending direction removal, two bear protruding 21 and the corresponding pulley 4 of walking track 2 adopt the face-to-face contact's connected mode, bear protruding 21 and pulley 4's structure be difficult for the deformation, and then prolonged walking track 2 and pulley 4's life, often change walking track 2 or pulley 4 when not using, and then practiced thrift the cost.

Referring to fig. 1 to 3, the simple movable lifting tool of the utility model can comprise a lifting frame 1, a walking rail 2, lifting components and a driving device, wherein the lifting frame 1 is integrally in a gantry shape, the walking rail 2 is fixedly arranged below a spandrel girder 11 of the lifting frame 1, bearing bulges 21 are arranged on two sides of the bottom of the walking rail 2, one pulley 4 of one lifting component is respectively arranged on two sides of the bottom of the walking rail 2, and each pulley 4 slides on the top surface of the corresponding bearing bulge 21 through the driving device.

Further, the driving device can select cylinders such as an electric cylinder, an air cylinder and a hydraulic cylinder to drive, and at this time, the cylinder drives the mounting structure to move, so as to drive the pulley 4 to roll along the corresponding bearing protrusion 21. The motor may also be used to drive, and at this time, the motor drives the roller 14 to roll on the corresponding bearing protrusion 21, so as to drive the mounting structure to move along the extending direction of the walking track 2.

Further, referring to fig. 1, 4 and 5, the extending direction of the walking rail 2 is perpendicular to the extending direction of the spandrel girder 11, two sides of the bottom of the walking rail 2 extend along the direction perpendicular to the extending direction of the walking rail 2, and further two bearing protrusions 21 are integrally formed, the overall structural strength of the two bearing protrusions 21 on the walking rail 2 is high, deformation is not easy to occur, and the service life of the walking rail 2 is prolonged. The two pulleys 4 roll on the top surfaces of the corresponding bearing protrusions 21 respectively, so that the lifting appliance assembly 5 is driven to move along the extending direction of the walking track 2, and the transfer of the counterweight is realized.

In some possible embodiments, referring to fig. 2, 3 and 6, the lifting assembly may further include a mounting structure, the mounting structure may include two support plates 31 and two connecting shafts 32 that are disposed opposite to each other, the two support plates 31 are symmetrically disposed on two sides of the bottom of the walking track 2, opposite sides of the two support plates 31 are parallel to each other, the two connecting shafts 32 are disposed between the two support plates 31 and are further disposed below the walking track 2, an extending direction of the two connecting shafts 32 is consistent with an extending direction of the two bearing protrusions 21, two ends of the two connecting shafts 32 are respectively fixed on opposite sides of the two support plates 31, and pulleys 4 are rotatably disposed on opposite sides of each support plate 31, so that the corresponding bearing protrusions 21 roll through the pulleys 4, and the mounting structure is driven to move along the extending direction of the walking track 2.

In some possible embodiments, referring to fig. 3, the hanger assembly 5 may include a guide housing 51, a hanging chain 52 and a rotating shaft 53, wherein the top surface of the guide housing 51 is fixedly connected with the bottom of the rotating shaft 53, the top surface of the rotating shaft 53 is rotatably connected with a connecting block 55 sleeved on the two connecting shafts 32, the hanging chain 52 is partially positioned inside the guide housing 51, the guide housing 51 is used for guiding the hanging chain 52, knot of the hanging chain 52 is avoided in the conveying process, one end of the hanging chain 52 is fixedly connected with a hook 54, and the hook 54 is used for hanging a heavy object.

In view of how the guiding housing 51 realizes guiding of the catenary 52 inside it, for example, a hand hoist as disclosed in CN2249744Y may be used, which is not described in detail herein.

Preferably, two pulleys 4 are arranged on opposite side surfaces of each supporting plate 31, and the two pulleys 4 are arranged along the extending direction of the walking track 2, so that the supporting of the mounting structure is realized through the four pulleys 4, the stability of the mounting structure is improved, the mounting structure is prevented from shaking when the weight on the hook 54 shakes, and the pulley 4 is prevented from falling off from the bearing boss 21 of the walking track 2.

In some possible embodiments, referring to fig. 1, the lifting frame 1 may further include two support beams 12, where the two support beams 12 are vertically disposed and located at two ends of the spandrel girder 11, and two ends of the spandrel girder 11 are fixedly connected to top ends of the two support beams 12, respectively, and the spandrel girder 11 has a preset height from a working surface such as a ground surface through the support of the two support beams 12, so as to facilitate lifting and falling of the heavy object.

In order to improve the connection strength between the travelling rail 2 and the spandrel girder 11 and between the spandrel girder 11 and the two supporting beams 12, angle irons 6 can be further arranged at the connection position of the travelling rail 2 and the spandrel girder 11, and angle irons 6 are arranged between one end of the spandrel girder 11 and one corresponding supporting beam 12, so that a triangular stable structure is formed between the spandrel girder 11 and each supporting beam 12.

Generally, the size of the support beam 12 is larger than the size of the walking rail 2 as a whole, so that the angle iron 6 between the support beam 12 and the spandrel girder 11 is selected to be larger in size, and the angle iron 6 between the walking rail 2 and the spandrel girder 11 is selected to be smaller in size.

In some possible embodiments, the bottom of each support beam 12 is further provided with a walking beam 13, the extending direction of each walking beam 13 is parallel to the extending direction of the walking track 2, and the bottom of each walking beam 13 is provided with a roller 14, so that the lifting frame 1 is convenient to move in the working plane.

The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present utility model, and these modifications and substitutions should also be considered as being within the scope of the present utility model.

Claims

1. Simple and easy movable formula lifts by crane frock, a serial communication port includes:

2. The simple and movable lifting tool according to claim 1, wherein two sides of the bottom of the walking rail extend along a direction perpendicular to the extending direction of the walking rail, so as to form the two bearing protrusions.

3. The tool according to claim 1, wherein the mounting structure comprises two support plates disposed opposite to each other with opposite sides parallel to each other, and the at least two pulleys are rotatably disposed on opposite sides of one of the support plates, respectively.

4. The simple and movable lifting tool according to claim 3, wherein the mounting structure further comprises at least two connecting shafts, each of the connecting shafts is disposed between the two support plates, and two ends of each of the connecting shafts are fixedly connected with opposite side surfaces of the two support plates.

5. The simple and movable lifting tool according to claim 4, wherein the lifting tool assembly comprises a guide shell, a hanging chain and a rotating shaft, the hanging chain part is positioned in the guide shell and guides through the guide shell, one end of the rotating shaft is fixedly connected with the guide shell, and the other end of the rotating shaft is rotatably arranged on a connecting block penetrated by at least one connecting shaft.

6. A simplified mobile lifting tool according to claim 3, wherein the number of pulleys is four, two of which are arranged along the extension direction of the travelling rail on opposite sides of each support plate.

7. The simple and movable hoisting tool according to claim 6, wherein angle irons are further arranged at the connection positions of the spandrel girder and the walking rail.

8. The simple and movable hoisting tool according to claim 7, wherein the extending direction of the spandrel girder is perpendicular to the extending direction of the traveling rail.

9. The simple movable hoisting tool according to claim 8, wherein the hoisting frame further comprises two support beams, the top ends of the two support beams are fixedly connected with the two ends of the spandrel girder respectively, and the extending directions of the two support beams are perpendicular to the extending directions of the spandrel girder and the extending direction of the walking track respectively.