CN213356726U

CN213356726U - Pipe screen hoisting crane

Info

Publication number: CN213356726U
Application number: CN202022108891.6U
Authority: CN
Inventors: 陆飞
Original assignee: Worldhoists Tianjin Co ltd
Current assignee: Worldhoists Tianjin Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-06-04
Anticipated expiration: 2030-09-23

Abstract

The utility model provides a pipe screen hoist and mount hoist, include: the lifting device comprises an upper rotary lifting device and a lower rotary lifting device; the hoisting mechanism is of a four-rope-outlet four-hoisting-point structure, and a steel wire rope on the hoisting mechanism is connected with a fixed end on the cross beam after going down from the winding drum and sequentially passing through a first pulley on the upper rotary lifting appliance, a second pulley on the cross beam and the first pulley; the hoisting mechanism is fixedly connected with the cross beam; the cross beam and the auxiliary cross beam are respectively arranged on the end beams; the lower end of the auxiliary cross beam is provided with a guide column barrel; wind-proof iron wedges are arranged at two ends of the end beam; the upper rotary lifting appliance is connected with the lower rotary lifting appliance through a rotary support, and the lower rotary lifting appliance is provided with a first hydraulic oil cylinder and a second hydraulic oil cylinder. The utility model has the advantages as follows: the tube panel can be lifted and turned, and the crane can not be tipped, clamped and inclined pulled and cannot slide during lifting in the operation process; the whole steel structure is simple, the reliability is high, the dead weight is light, the cost is greatly saved, and the operation safety is ensured.

Description

Pipe screen hoisting crane

Technical Field

The utility model relates to a hoisting equipment technical field especially indicates a pipe screen hoist and mount hoist.

Background

At present, the workshop of mill adopts upset machine equipment mostly when being used for the upset tube panel material, though the mode that adopts upset machine upset tube panel material is comparatively simple, nevertheless to length at the overlength tube panel work piece more than 10 meters, ordinary upset machine equipment then can't satisfy the working requirement, especially meets when needing to erect the condition of overlength work piece, adopts ordinary bridge crane not only to operate complicacy, has great potential safety hazard moreover.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pipe screen hoist and mount hoist has solved among the prior art to the complicated, the big problem of potential safety hazard of overlength pipe screen work piece hoist and mount operation.

The technical scheme of the utility model is realized like this:

a tube panel hoist crane comprising: the lifting device comprises a lifting mechanism, a cross beam, an auxiliary cross beam, an end beam and a lifting appliance, wherein the lifting appliance comprises an upper rotary lifting appliance and a lower rotary lifting appliance; the hoisting mechanism is of a four-rope-outlet four-hoisting-point structure, and a steel wire rope on the hoisting mechanism is sequentially connected with a fixed end on the cross beam after going down from a winding drum and passing through a first pulley on the upper rotary lifting appliance, a second pulley on the cross beam and the first pulley; the lifting mechanism is fixedly connected with the cross beam; the cross beam and the auxiliary cross beam are respectively arranged on the end beam; the lower end of the auxiliary cross beam is provided with a guide column barrel; wind-proof iron wedges are arranged at two ends of the end beam; the upper rotary lifting appliance is connected with the lower rotary lifting appliance through a rotary support; and a first hydraulic oil cylinder and a second hydraulic oil cylinder are arranged on the lower rotary lifting appliance.

Preferably, the bottom of the end beam is provided with a guide wheel.

The working principle of the utility model is as follows:

after receiving the instruction, the crane automatically runs to a target position, and the wind-proof iron wedge clamps the trolley to prevent the trolley from sliding; the hoisting mechanism starts to operate, the lifting appliance is put down, after the lifting appliance falls to a proper position, the first hydraulic cylinder and the second hydraulic cylinder on the lower rotary lifting appliance clamp one end of the tube panel lying on the ground, and the hoisting mechanism operates to stand the whole tube panel; the lifting appliance is lifted to the upper limit position, and the guide column cylinder carries out guide correction on the lifting appliance in the lifting process; the lower rotary lifting appliance rotates the tube panel by a certain angle, the tube panel is conveniently fed into a welding area, then the windproof iron wedges at the two ends of the end beam are loosened, and the trolley runs to a target position to feed the tube panel into a welding processing area, so that the whole operation flow is completed.

Pipe screen hoist and mount hoist can be according to instruction automatic operation to the initial point position of input, hoist the pipe screen to upset, handling to target position, then the uninstallation. The tube panel can be hoisted and turned, and the phenomena of tipping, rail clamping, diagonal pulling, sliding during hoisting and the like of the crane can be avoided in the operation process; the whole steel structure is simple, the reliability is high, the dead weight is light, the cost is greatly saved, and the operation safety is ensured.

The utility model has the advantages that:

by adopting the mode of combining the upper rotary lifting appliance and the lower rotary lifting appliance, the tube panel can be clamped at multiple angles to meet different operation requirements; the lower rotary lifting appliance can rotate 360 degrees, and the requirements of different lifting angles are met; and a hydraulic oil cylinder on the lower rotary lifting appliance can realize grabbing and clamping of the tube panel.

The guide column barrel is arranged below the auxiliary cross beam and at the upper limit position of the hoisting mechanism, so that the swinging of the crane in the process of hoisting and carrying the tube panel can be prevented, and the stability and the safety of the operation are improved; the guide wheels are additionally arranged at the bottoms of the end beams, so that horizontal lateral force can be reduced, and positioning accuracy is improved; the wind-proof iron wedges are additionally arranged at the two ends of the end beam, so that the trolley of the crane can be prevented from sliding in the process of hoisting the tube panel.

Drawings

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

Fig. 1 is a schematic structural view of a tube panel hoisting crane according to the present invention;

in the figure:

1. the lifting mechanism comprises a lifting mechanism, 2, a cross beam, 3, an auxiliary cross beam, 4, an end beam, 5, a windproof iron wedge, 6, an upper rotary lifting tool, 7, a lower rotary lifting tool, 8, a first pulley, 9, a first hydraulic cylinder, 10, a second hydraulic cylinder, 11, a guide column cylinder, 12, a guide wheel, 13, a fixed end, 14 and a second pulley.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

According to the embodiment shown in fig. 1, the utility model discloses a pipe screen hoisting crane, include: the lifting device comprises a lifting mechanism 1, a cross beam 2, an auxiliary cross beam 3, an end beam 4 and a lifting appliance, wherein the lifting appliance comprises an upper rotary lifting appliance 6 and a lower rotary lifting appliance 7; the hoisting mechanism 1 is of a four-rope-outlet four-hoisting-point structure, and a steel wire rope on the hoisting mechanism is connected with a fixed end 13 on the cross beam 2 after going down from a winding drum and sequentially passing through a first pulley 8 on the upper rotary hoisting tool 6, a second pulley 14 on the cross beam 2 and the first pulley 8; the hoisting mechanism 1 is fixedly connected with the cross beam 2; the crossbeam 2 and the auxiliary crossbeam 3 are respectively arranged on the end beam 4; the lower end of the auxiliary cross beam 3 is provided with a guide column barrel 11; two ends of the end beam 4 are provided with windproof iron wedges 5; the upper rotary lifting appliance 6 is connected with the lower rotary lifting appliance 7 through a rotary support; the lower rotary lifting appliance 7 is provided with a first hydraulic oil cylinder 9 and a second hydraulic oil cylinder 10.

The bottom of the end beam 4 is provided with a guide wheel 12.

The working principle of the tube panel hoisting crane is as follows:

after receiving the instruction, the crane automatically runs to a target position, and the wind-proof iron wedge 5 clamps the trolley to prevent the trolley from sliding; the hoisting mechanism 1 starts to operate, the lifting appliance is put down, after the lifting appliance falls to a proper position, the first hydraulic cylinder 9 and the second hydraulic cylinder 10 on the lower rotary lifting appliance 7 clamp one end of the tube panel lying on the ground, and the hoisting mechanism 1 operates to stand the whole tube panel; the lifting appliance is lifted to the upper limit position, and the guide pillar barrel 11 guides and corrects the lifting appliance in the lifting process; the lower rotary lifting appliance 7 rotates the tube panel by a certain angle, so that the tube panel is conveniently fed into a welding area, then the windproof iron wedges 5 at the two ends of the end beam 4 are loosened, and the trolley runs to a target position to feed the tube panel into a welding processing area, so that the whole operation flow is completed.

By adopting the mode of combining the upper rotary lifting appliance 6 and the lower rotary lifting appliance 7, the tube panel can be clamped at multiple angles to meet different operation requirements; the lower rotary lifting appliance 7 can rotate 360 degrees, and the requirements of different lifting angles are met; and a hydraulic oil cylinder on the lower rotary lifting appliance 7 can realize grabbing and clamping of the tube panel.

The guide column barrel 11 is arranged below the auxiliary cross beam 3 and at the upper limit position of the hoisting mechanism, so that the swinging of the crane in the process of hoisting and carrying the tube panel can be prevented, and the operation stability and safety are improved; by adding the guide wheels 12 at the bottom of the end beam 4, horizontal lateral force can be reduced, and positioning accuracy is improved; the wind-proof iron wedges 5 are additionally arranged at the two ends of the end beam 4, so that the trolley of the crane can be prevented from sliding in the process of hoisting the tube panel.

To sum up, pipe screen hoist and mount hoist can be according to the instruction automatic operation of input to initial point position, hoist the pipe screen to upset, handling to target location, then the uninstallation. The tube panel can be hoisted and turned, and the phenomena of tipping, rail clamping, diagonal pulling, sliding during hoisting and the like of the crane can be avoided in the operation process; the whole steel structure is simple, the reliability is high, the dead weight is light, the cost is greatly saved, and the operation safety is ensured.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A tube panel hoisting crane is characterized by comprising: the lifting device comprises a lifting mechanism (1), a cross beam (2), an auxiliary cross beam (3), an end beam (4) and a lifting appliance, wherein the lifting appliance comprises an upper rotary lifting appliance (6) and a lower rotary lifting appliance (7); the hoisting mechanism (1) is of a four-rope-outlet four-hoisting-point structure, and a steel wire rope on the hoisting mechanism is sequentially led down from a winding drum and then passes through a first pulley (8) on the upper rotary lifting appliance (6), a second pulley (14) on the cross beam (2) and the first pulley (8) to be connected with a fixed end (13) on the cross beam (2); the hoisting mechanism (1) is fixedly connected with the cross beam (2); the cross beam (2) and the auxiliary cross beam (3) are respectively arranged on the end beam (4); the lower end of the auxiliary cross beam (3) is provided with a guide column barrel (11); two ends of the end beam (4) are provided with windproof iron wedges (5); the upper rotary lifting appliance (6) is connected with the lower rotary lifting appliance (7) through a rotary support; and a first hydraulic oil cylinder (9) and a second hydraulic oil cylinder (10) are arranged on the lower rotary lifting appliance (7).

2. A tube panel hoisting crane according to claim 1, characterized in that the bottom of the end beam (4) is provided with guide wheels (12).