WO2019019510A1

WO2019019510A1 - Lifting transport device

Info

Publication number: WO2019019510A1
Application number: PCT/CN2017/114094
Authority: WO
Inventors: 张龙; 陈庆城; 徐晓凯; 王东; 杨润畴
Original assignee: 广船国际有限公司
Priority date: 2017-07-28
Filing date: 2017-11-30
Publication date: 2019-01-31
Also published as: CN206970087U

Abstract

A lifting transport device, comprising a support rod assembly (1), a clamping plate assembly (2) and a pulley assembly (3); the support rod assembly (1) comprises a vertical rod (11), a sleeve rod (12) and a transverse rod (13); the sleeve rod (12) is movably sleeved on an upper end of the vertical rod (11), an end of the sleeve rod (12) that is far from a lower end of the vertical rod (11) being fixedly connected to the transverse rod (13), and the sleeve rod (12) being perpendicular to the transverse rod (13); the clamping plate assembly (2) is fixed to the lower end of the vertical rod (11), being used for fixing the vertical rod (11) at a position for installation; the pulley assembly (3) is arranged at an end of the transverse rod (13) that is far from the sleeve rod (12), and comprises a first pulley bracket (31) that is fixedly connected to the transverse rod (13), as well as a first pulley (32) that is rotatably provided on the first pulley bracket (31), and a pull rope (33) that is wound about the first pulley (32). By means of providing the clamping plate assembly (2) at the lower end of the vertical rod (11), the vertical rod (11) may be clamped at the position for installation, which facilitates later position adjustment and reuse; by means of providing the pulley assembly (3) at the end of the transverse rod (13) that is far from the sleeve rod (12), the difficulty and effort in lifting and transporting a lifting piece may be reduced; by using the sleeve rod (12) to connect the transverse rod (13) and the vertical rod (11), the support rod assembly (1) may be rotated 360° on a horizontal plane according to needs.

Description

Lifting device

Technical field

The utility model relates to the technical field of lifting equipment, in particular to a lifting device.

Background technique

During the construction of the ship, regardless of the segmentation assembly or the total section, the flat butt welds are generally welded by submerged arc welders, and these flat butt welds are generally found in flat bottom sections and raft sections where the position is not too low. Segment and side panel segments. At present, because there is no effective tooling tool, it is impossible for the crane to frequently hoist small objects when hoisting large objects. Therefore, the most primitive method is used at the construction site, that is, manually lifting the submerged arc welding machine to the segment. The existing submerged arc welding machine usually weighs about 75kg, at least two people need to move the segment, and the segment welding work platform is about 4 meters high. The operator needs to carry the welding machine up and down through the space-limited scaffolding, greatly increasing the number of welders. The difficulty and strength of handling, the slightest inattention during the handling process will rub the collision, and in severe cases, even the welder will drop the injured or break the welder.

Utility model content

The utility model aims to provide a lifting device which has a simple structure and can effectively carry out lifting and lifting of small objects, has small operation difficulty and strength, and high safety.

In order to achieve the above purpose, the utility model adopts the following technical solutions:

Providing a lifting device comprising:

a support rod assembly comprising a pole, a sleeve and a crossbar, the sleeve being sleeved on an upper end of the pole, the sleeve being away from an end of the lower end of the pole and the The crossbar is fixedly connected, and the sleeve is perpendicular to the crossbar;

a splint assembly fixed to a lower end of the upright for fixing the upright in a position to be mounted;

a pulley assembly, the pulley assembly being disposed at an end of the crossbar away from the sleeve, the pulley assembly including a first pulley bracket fixedly coupled to the crossbar, rotatably disposed on the first pulley bracket a first pulley and a drawstring disposed on the first pulley, one end of the drawstring for operating the grip and the other end for connecting the hanger.

As a preferred embodiment of the lifting device, the support bar assembly further includes a reinforcing strut, one end of the reinforcing brace being fixedly connected to the sleeve, and the other end being fixedly connected to the cross bar.

As a preferred embodiment of the lifting device, one end of the reinforcing bracing is connected to a non-end position of the sleeve, and the other end of the reinforcing brac is connected to a non-end position of the crossbar.

In a preferred embodiment of the lifting device, an angle between the reinforcing struts and the cross bar is a first angle, and an angle between the reinforcing struts and the shank is a second clamping angle.

Preferably, the first angle is equal to the second angle.

As a preferred solution of the lifting device, the clamping plate assembly comprises a first clamping plate, a second clamping plate, a connecting plate and a top clamping rod, the first clamping plate being fixed at an end of the vertical rod, the second clamping plate Parallelly disposed on a side of the first clamping plate away from the vertical rod, the connecting plate connecting the first clamping plate and the second clamping plate, the top clamping rod is screwed on the first clamping plate, An end portion thereof extends between the first clamping plate and the second clamping plate for selectively tightening a fixed panel between the first clamping plate and the second clamping plate to be mounted.

As a preferred embodiment of the lifting device, at least one through hole is defined in the first clamping plate, and a top nut is fixed on the first clamping plate, and a screw hole of the top nut corresponds to the through hole. The outer circumference of the top rod is provided with a thread matching the top nut, the end of the top rod sequentially passes through a screw hole of the top nut, and the through hole presses the fixing panel Close to the second plate.

As a preferred embodiment of the lifting device, the pressing rod is fixed with a pressing plate at an end between the first clamping plate and the second clamping plate.

As a preferred embodiment of the lifting device, the pulley assembly further includes a second pulley, a lower end of the first pulley bracket is provided with a first hook, and the second pulley is fixed by a second pulley bracket, the second pulley Rotating relative to the second pulley bracket about its own axis, the second pulley bracket is provided with a second hook for fixing the hanging member, and one end of the pulling rope sequentially bypasses the first pulley and the The second pulley is coupled to the first hook.

As a preferred embodiment of the lifting device, the first pulley bracket includes a first bracket plate fixedly coupled to the crossbar, and the first bracket panel is disposed away from the side of the crossbar with the first a second bracket plate parallel to the bracket plate, two first pulley support plates parallel to each other are disposed between the first bracket plate and the second bracket plate, and the first pulley is rotatably disposed on the first rotating shaft Between the two first pulley supporting plates, two ends of the first rotating shaft are respectively fixedly connected with two of the first pulley supporting plates;

The second pulley bracket includes a third bracket plate and a fourth bracket plate that are parallel to each other, and two second pulley support plates that are parallel to each other are disposed between the third bracket plate and the fourth bracket plate, The two pulleys are rotatably disposed between the two second pulley support plates through the second rotating shaft, and two ends of the second rotating shaft are fixedly connected to the two second pulley supporting plates, respectively.

As a preferred solution of the lifting device, the first bracket plate is further provided with a reinforcing plate, one end of the reinforcing plate is fixedly connected with one end of the first bracket plate, and the other end bypasses the cross bar and the The other end of the first bracket plate is fixedly connected.

The utility model has the beneficial effects that: by providing a clamping plate assembly at the lower end of the vertical rod, the vertical rod can be clamped at the position to be installed, that is, the vertical rod can be detachably fixed at the position to be installed, so that the position adjustment and reuse can be facilitated; The rod is disposed away from the end of the sleeve, and the pulley assembly is used to reduce the lifting of the hanger. The difficulty and strength of the single person can also be operated, saving time and effort; by using the rod to connect the crossbar and the pole, the support rod assembly can be rotated 360° on the horizontal surface as needed to meet the lifting requirements of each angular position.

DRAWINGS

FIG. 1 is a schematic structural view of a lifting device according to an embodiment of the present invention.

FIG. 2 is a partial schematic view of the A direction of FIG. 1. FIG.

Figure 3 is a cross-sectional view taken along line B-B of Figure 1.

4 is a top plan view of a lifting device according to an embodiment of the present invention.

FIG. 5 is a schematic view showing the use state of the lifting device according to the embodiment of the present invention.

In the picture:

1. Support rod assembly; 11, pole; 12, sleeve rod; 13, cross rod; 14, reinforcing diagonal support;

2, the splint assembly; 21, the first splint; 22, the second splint; 23, the connecting plate; 24, the top tightening rod; 25, the top nut;

3, the pulley assembly; 31, the first pulley bracket; 311, the first bracket plate; 312, the second bracket plate; 313, the first pulley support plate; 314, the first rotating shaft; 315, the reinforcing plate; 32, the first pulley 33, drawstring; 34, second pulley; 35, first hook; 36, second pulley bracket; 37, second hook;

100, fixed panel; 200, hanging pieces.

Detailed ways

The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments.

As shown in FIGS. 1 to 5, an embodiment of the present invention provides a lifting device including a support rod assembly 1, a splint assembly 2, and a pulley assembly 3, wherein the support rod assembly 1 includes a pole 11 and a sleeve 12 with a cross bar 13 , the sleeve 12 is movably sleeved on an upper end of the upright 11 , and an end of the sleeve 12 away from a lower end of the upright 11 is fixedly connected to the cross bar 13 , and the sleeve is 12 is perpendicular to the cross bar 13; the splint assembly 2 is fixed to a lower end of the upright 11 for fixing the upright 11 in a position to be mounted; the pulley assembly 3 is disposed on the crossbar 13 Along from one end of the sleeve 12, the pulley assembly 3 includes a first pulley bracket 31 fixedly coupled to the crossbar 13, a first pulley 32 rotatably disposed on the first pulley bracket 31, and a winding On the pull cord 33 on the first pulley 32, one end of the pull cord 33 is used for operating the grip, and the other end is used to connect the hanger 200. By providing the splint assembly 2 at the lower end of the upright 11, the upright 11 can be clamped in the position to be installed, that is, the upright 11 can be detachably fixed in the position to be installed, so that the position adjustment and reuse can be facilitated; The pulley assembly 3 is disposed at one end of the sleeve 12, and the difficulty and strength of the lifting of the hanger are reduced by the principle of the pulley, so that the single person can also operate, saving time and labor; by connecting the crossbar 13 and the pole 11 by using the sleeve 12, The support bar assembly 1 is rotated 360° on a horizontal surface as needed to meet the lifting requirements of the various angular positions.

In a preferred embodiment of the present invention, the support bar assembly 1 further includes a reinforcing bracing 14, one end of the reinforcing bracing 14 is fixedly connected with the sleeve 12, and the other end is opposite to the cross bar 13 Fixed connection.

Specifically, one end of the reinforcing bracing 14 is connected to the non-end position of the sleeve 12, and the other end of the reinforcing bracing 14 is connected to the non-end position of the crossbar 13.

An angle between the reinforcing bracing 14 and the crossbar 13 is a first angle, and an angle between the reinforcing bracing 14 and the sleeve 12 is a second angle.

In this embodiment, the first angle is equal to the second angle, both of which are 45°, and the cross bar 13 and the sleeve 12 each adopt a seamless steel pipe of Φ48*3 mm, and the length of the cross bar 13 Not less than 1000mm, the length of the sleeve 12 is not less than 500mm, the reinforcing bracing 14 is made of angle steel of 30*30*3mm, and the vertical pole 11 is made of seamless steel pipe of Φ38*3mm, and its height is 1100mm.

In other embodiments, the first angle may also be any angle between 10° and 60°, and the second angle is equal to the difference between the angle of 90° and the first angle.

In another preferred embodiment of the present invention, the splint assembly 2 includes a first clamping plate 21, a second clamping plate 22, a connecting plate 23 and a top rod 24, the first clamping plate 21 being fixed to the vertical rod The second clamping plate 22 is disposed in parallel on a side of the first clamping plate 21 away from the vertical rod 11 , and the connecting plate 23 connects the first clamping plate 21 and the second clamping plate 22 , The top rod 24 is screwed onto the first clamping plate 21, and its end portion extends between the first clamping plate 21 and the second clamping plate 22 for selective tightening at the first A fixed panel 100 between the splint 21 and the second cleat 22 at a position to be mounted.

The fixed panel 100 refers to a segmented panel, a platform panel or a fixed plate structure in which any position to be mounted can be clamped. Of course, in order to ensure the safety of lifting, the strength of the fixed panel 100 to be installed is sufficient, that is, the thickness. And the force can be tolerated to bear the premise that the entire lifting device and the suspended crane 200 are not deformed.

Specifically, at least one through hole is defined in the first clamping plate 21, and a top nut 25 is fixed on the first clamping plate 21, and a screw hole of the top nut 25 corresponds to the through hole, and the top The outer circumference of the tension rod 24 is provided with a thread matching the top nut 25, the end of the top rod 24 sequentially passes through the screw hole of the top nut 25, and the through hole will fix the fixed panel 100 is pressed against the second jaw 22.

Preferably, the pressing rod 24 is fixed at a position between the first clamping plate 21 and the second clamping plate 22 with a pressing plate. By setting the pressing plate in order to increase the contact area between the top bar 24 and the fixed panel 100, the tightening force is increased.

In the present embodiment, the first plate 21 and the second plate 22 are both made of a steel plate of 230*130*10, and the connecting plate 23 is made of a steel plate of 230*60*10.

In still another preferred embodiment of the present invention, the pulley assembly 3 further includes a second pulley 34. The lower end of the first pulley bracket 31 is provided with a first hook 35, and the second pulley 34 is passed through a second pulley. The bracket 36 is fixed, the second pulley 34 is rotatable relative to the second pulley bracket 36 about its own axis, and the second pulley bracket 36 is provided with a second hook 37 for fixing the hanger 200, One end of the pull cord 33 sequentially passes around the first pulley 32, and the second pulley 34 is connected to the first hook 35.

The first pulley bracket 31 includes a first bracket plate 311 fixedly connected to the cross bar 13 , and a side of the first bracket plate 311 away from the cross bar 13 is disposed parallel to the first bracket plate 311 . The second bracket plate 312 is disposed between the first bracket plate 311 and the second bracket plate 312. The first pulley 32 is rotatable by the first rotating shaft 314. The two sides of the first rotating shaft 314 are respectively fixedly connected to the two first pulley supporting plates 313;

The second pulley bracket 36 includes a third bracket plate and a fourth bracket plate parallel to each other, and two second pulley support plates parallel to each other are disposed between the third bracket plate and the fourth bracket plate, The second pulley 34 is rotatably disposed between the two second pulley support plates through a second rotating shaft, and two ends of the second rotating shaft are fixedly connected to the two second pulley supporting plates, respectively.

A reinforcing plate 315 is further disposed on the first bracket plate 311. One end of the reinforcing plate 315 is fixedly connected to one end of the first bracket plate 311, and the other end bypasses the cross bar 13 and the first bracket plate. The other end of the 311 is fixedly connected.

In the present embodiment, the drawstring 33 is a hemp rope of Φ16 mm.

In the description of the present invention, it is to be understood that the terms "first", "second", "third", and "fourth" are used merely to distinguish between descriptions and have no particular meaning.

It should be noted that the above specific embodiments are merely the preferred embodiments of the present invention and are It is to be understood that within the scope of the present invention, any changes or substitutions that are readily apparent to those skilled in the art are intended to be included within the scope of the present invention.

Claims

A lifting device, comprising:

a support rod assembly comprising a pole, a sleeve and a crossbar, the sleeve being sleeved on an upper end of the pole, the sleeve being away from an end of the lower end of the pole and the The crossbar is fixedly connected, and the sleeve is perpendicular to the crossbar;

a splint assembly fixed to a lower end of the upright for fixing the upright in a position to be mounted;

a pulley assembly, the pulley assembly being disposed at an end of the crossbar away from the sleeve, the pulley assembly including a first pulley bracket fixedly coupled to the crossbar, rotatably disposed on the first pulley bracket a first pulley and a drawstring disposed on the first pulley, one end of the drawstring for operating the grip and the other end for connecting the hanger.
The lifting device according to claim 1, wherein the support bar assembly further comprises a reinforcing strut, one end of the reinforcing brace is fixedly connected to the sleeve, and the other end is fixedly connected to the cross bar .
The lifting device according to claim 2, wherein one end of the reinforcing stay is connected to a non-end position of the sleeve and the other end is connected to a non-end position of the crossbar.
The lifting device according to claim 3, wherein an angle between the reinforcing stay and the crossbar is a first angle, and a clamp between the reinforcing stay and the sleeve The angle is the second angle.
The lifting device according to any one of claims 1 to 4, wherein the clamping plate assembly comprises a first clamping plate, a second clamping plate, a connecting plate and a top clamping rod, wherein the first clamping plate is fixed to the standing plate An end of the rod, the second clamping plate is disposed in parallel on a side of the first clamping plate away from the vertical rod, the connecting plate connecting the first clamping plate and the second clamping plate, the top clamping rod thread Screwed onto the first clamping plate, the end of which extends between the first clamping plate and the second clamping plate for selectively tightening between the first clamping plate and the second clamping plate to be installed The fixed panel of the location.
The lifting device according to claim 5, wherein at least one through hole is defined in the first clamping plate, and a top nut is fixed on the first clamping plate, and a screw hole and a screw hole of the top nut are fixed Corresponding to the through hole, the outer circumference of the top rod is provided with a thread matching the top nut, and the end of the top rod sequentially passes through the screw hole of the top nut, and the through hole will The fixing panel is pressed against the second clamping plate.
The lifting device according to claim 6, wherein the pressing rod is fixed at a position between the first clamping plate and the second clamping plate with a pressing plate.
The lifting device according to any one of claims 1 to 4, wherein the pulley assembly further includes a second pulley, a lower end of the first pulley bracket is provided with a first hook, and the second pulley passes the Two pulley brackets are fixed, the second pulley is rotatable relative to the second pulley bracket about its own axis, and the second pulley bracket is provided with a second hook for fixing the hanging member, one end of the pulling rope The first pulley is sequentially bypassed, and the second pulley is connected to the first hook.
A lifting device according to claim 8, wherein said first pulley bracket includes a first bracket plate fixedly coupled to said crossbar, said first bracket panel being disposed away from a side of said crossbar a second bracket plate parallel to the first bracket plate, two first pulley support plates parallel to each other are disposed between the first bracket plate and the second bracket plate, and the first pulley passes the first The rotating shaft is rotatably disposed between the two first pulley supporting plates, and two ends of the first rotating shaft are respectively fixedly connected with the two first pulley supporting plates;

The second pulley bracket includes a third bracket plate and a fourth bracket plate that are parallel to each other, and two second pulley support plates that are parallel to each other are disposed between the third bracket plate and the fourth bracket plate, The two pulleys are rotatably disposed between the two second pulley support plates through the second rotating shaft, and two ends of the second rotating shaft are fixedly connected to the two second pulley supporting plates, respectively.
The lifting device according to claim 9, wherein said first bracket plate is further provided A reinforcing plate is disposed, one end of the reinforcing plate is fixedly connected to one end of the first bracket plate, and the other end is fixedly connected to the other end of the first bracket plate around the cross bar.