Large-span steel structure hoisting accurate positioning device

Abstract

The utility model relates to the field of building construction, in particular to a large-span steel structure hoisting accurate positioning device which comprises a hoisting rope, and the lower end of the hoisting rope is fixedly connected with a balance stabilizing device. Lifting sleeve holes are formed in the left side and the right side of the upper end face of the tower crane rod, and stable hanging connection devices are arranged in the lifting sleeve holes in a sleeved mode. The lower end face of the steel structural part is fixedly connected with a plurality of electromagnetic conversion devices; the steel structure butt joint device has the beneficial effects that by arranging the balancing and stabilizing device, stable butt joint can be guaranteed during hoisting of a steel structure, positioning and butt joint are more accurate under the action of the electromagnetic conversion device, meanwhile, by arranging the stable hoisting device, the steel structure is fastened at the hoisting position, and the hoisting efficiency is improved. And the steel structure is effectively prevented from greatly shaking for a long time at the hanging connection position, and the installation difficulty of the steel structure is reduced.

Description

Technical Field

[0001] The utility model relates to the field of building construction, in particular to a large-span steel structure hoisting and precise positioning device. Background Art

[0002] With the continuous improvement of urbanization, the materials used in modern buildings pay more attention to quality. Steel has the characteristics of high strength, good seismic resistance and light weight. Therefore, there are more and more steel structure buildings.

[0003] Traditional steel structure hoisting uses tower cranes and truck cranes for lifting and hoisting, and some also use hydraulic lifting methods for assembly. There are two main types of hoisting: single-piece hoisting and overall lifting. The single-piece hoisting method is to hoist the steel components to the specified position before welding, and the overall lifting method is to hoist the components as a whole after assembly. However, since steel structures are generally heavy and are prone to shaking when hoisted at high altitudes, it is difficult to accurately position and install them in the air. Therefore, the utility model proposes a large-span steel structure hoisting and accurate positioning device to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a large-span steel structure hoisting and precise positioning device to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a large-span steel structure hoisting and precise positioning device, including a hoisting rope, the lower end of which is fixedly connected to a balancing and stabilizing device; a tower crane, the upper end surface of which is provided with lifting sleeve holes on the left and right sides, and a stabilizing hoisting device is sleeved in the lifting sleeve holes; a steel structure, the lower end surface of which is fixedly connected to a plurality of electromagnetic conversion devices.

[0006] Preferably, the balancing and stabilizing device comprises a fixed block, to which a plurality of stabilizing ropes are fixedly and symmetrically connected, and ends of the stabilizing ropes are fixedly connected to a tower crane.

[0007] Preferably, the lower end of the suspension rope is fixedly connected to a fixed clamping shaft, and a horizontal gyroscope is sleeved on the outer side of the fixed clamping shaft.

[0008] Preferably, the stable lifting device comprises a threaded sleeve, the threaded sleeve is provided with a lifting sleeve inside the threaded sleeve, the inner end of the lifting sleeve is fixedly connected to a steel wire rope, and the lower end surface of the steel wire rope is fixedly connected to a hook.

[0009] Preferably, the steel wire ropes are three and distributed in an equilateral triangle.

[0010] Preferably, the lower end surface of the threaded rotating sleeve is rotatably connected to a fastening clamp sleeve, and the lower end surface of the fastening clamp sleeve is fixedly connected to a rubber pad.

[0011] Preferably, the upper end surface of the lifting sleeve is fixedly connected to a limiting cover.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model provides a balancing and stabilizing device to ensure smooth docking of the steel structure during hoisting, and makes the positioning and docking more accurate under the action of the electromagnetic conversion device. At the same time, by providing a stable hoisting device, the steel structure is tightened at the hoisting point, effectively preventing the steel structure from shaking significantly for a long time at the hoisting point, thereby reducing the difficulty of installing the steel structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a partial overall schematic diagram of the utility model;

[0016] Figure 3 It is a schematic diagram of the partial structural combination of the utility model;

[0017] Figure 4 It is a cutaway view of part of the structure of the utility model;

[0018] Figure 5 It is a partial structural schematic diagram of the utility model.

[0019] In the figure: 1 lifting rope, 2 fixing block, 3 horizontal gyroscope, 4 electromagnetic conversion device, 5 tower boom, 6 stabilizing rope, 7 threaded rotating sleeve, 8 lifting sleeve, 9 fastening clamping sleeve, 10 rubber pad, 11 steel wire lifting rope, 12 lifting hook, 13 fixing clamping shaft, 14 steel structure, 15 limiting cover, 16 lifting sleeve hole. DETAILED DESCRIPTION

[0020] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Embodiment 1

[0022] See also Figure 1-Figure 5The utility model provides a technical solution: a large-span steel structure hoisting and precise positioning device, including a hoisting rope 1, a balancing and stabilizing device fixedly connected to the lower end of the hoisting rope 1, the balancing and stabilizing device is used to maintain the balance of the entire device and reduce the shaking of the entire device during hoisting; a tower crane 5, the tower crane 5 has lifting sleeve holes 16 on the left and right sides of the upper end surface, and a stable hoisting device is sleeved in the lifting sleeve holes 16, the stable hoisting device prevents the steel structure 14 from shaking too much and for a long time at the hoisting point; a steel structure 14, a plurality of electromagnetic conversion devices 4 are fixedly connected to the lower end surface of the steel structure 14, the electromagnetic conversion device 4 enables the steel structure 14 to be more accurately and stably docked at the docking point by magnetic attraction, which is convenient for subsequent fastening.

[0023] Embodiment 2

[0024] The balancing and stabilizing device includes a fixed block 2, which is fixedly and symmetrically connected with a plurality of stabilizing ropes 6, the ends of which are fixedly connected with a tower crane 5, the lower end of the lifting rope 1 is fixedly connected with a fixed clamping shaft 13, and a horizontal gyroscope 3 is sleeved on the outer side of the fixed clamping shaft 13. The horizontal gyroscope 3 can keep the tower crane 5 horizontal and reduce shaking. At the same time, the stabilizing rope 6 can exert a relatively stable and uniform pulling force on the tower crane 5, thereby ensuring the stability of the steel structure 14 during lifting. The lower end surface of the steel structure 14 is fixedly connected with a plurality of electromagnetic conversion devices 4, and the electromagnetic conversion device 4 enables the steel structure 14 to be more accurately and stably docked at the docking point by magnetic attraction, which is convenient for subsequent tightening.

[0025] Embodiment 3

[0026] The stable lifting device includes a threaded sleeve 7, a lifting sleeve 8 is provided in the threaded sleeve 7, a steel wire rope 11 is fixedly connected to the inner end of the lifting sleeve 8, a hook 12 is fixedly connected to the lower end of the steel wire rope 11, and three steel wire ropes 11 are distributed in an equilateral triangle. A fastening clamping sleeve 9 is rotatably connected to the lower end of the threaded sleeve 7, a rubber pad 10 is fixedly connected to the lower end of the fastening clamping sleeve 9, and a limiting cover 15 is fixedly connected to the upper end of the lifting sleeve 8. After the steel structure 14 is hung on the hook 12, the threaded sleeve 7 is rotated to make the lifting sleeve 8 rise. The steel structure 14 is fastened under the action of the fastening clamping sleeve 9. At the same time, under the action of the rubber pad 10, a small shake can be generated to buffer and prevent the lifting joint from breaking.

[0027] In actual use, first hang the steel structure 14 on the hook 12, rotate the threaded sleeve 7, the lifting sleeve 8 can be raised, the steel structure 14 is tightened under the action of the fastening clamp sleeve 9, and at the same time, under the action of the rubber pad 10, a small swing can be generated to buffer and prevent the joint from breaking. Rotating the threaded sleeve 7 can make the lifting sleeve 8 rise, and the steel structure 14 is tightened under the action of the fastening clamp sleeve 9, and at the same time, under the action of the rubber pad 10, a small swing can be generated to buffer and prevent the joint from breaking.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A large-span steel structure hoisting and precise positioning device, characterized in that: include A suspension rope (1), wherein the lower end of the suspension rope (1) is fixedly connected to a balancing and stabilizing device; A tower crane (5), wherein the upper end surface of the tower crane (5) is provided with lifting sleeve holes (16) on both sides thereof, and a stable lifting device is sleeved inside the lifting sleeve holes (16); A steel structure (14), wherein a plurality of electromagnetic conversion devices (4) are fixedly connected to the lower end surface of the steel structure (14).

2. According to claim 1, a large-span steel structure hoisting and precise positioning device is characterized in that: The balancing and stabilizing device comprises a fixed block (2), to which a plurality of stabilizing ropes (6) are fixedly and symmetrically connected, and the ends of the stabilizing ropes (6) are fixedly connected to a tower boom (5).

3. The large-span steel structure hoisting and precise positioning device according to claim 1 is characterized in that: The lower end of the suspension rope (1) is fixedly connected to a fixed clamping shaft (13), and a horizontal gyroscope (3) is sleeved on the outer side of the fixed clamping shaft (13).

4. The large-span steel structure hoisting and precise positioning device according to claim 1 is characterized in that: The stable lifting device comprises a threaded rotating sleeve (7), the threaded rotating sleeve (7) is provided with a lifting sleeve (8) in the inner thread sleeve, the inner end of the lifting sleeve (8) is fixedly connected to a steel wire rope (11), and the lower end surface of the steel wire rope (11) is fixedly connected to a lifting hook (12).

5. The large-span steel structure hoisting and precise positioning device according to claim 4 is characterized in that: The steel wire ropes (11) are three and are distributed in an equilateral triangle.

6. The large-span steel structure hoisting and precise positioning device according to claim 4 is characterized in that: The lower end surface of the threaded rotating sleeve (7) is rotatably connected to a fastening clamp sleeve (9), and the lower end surface of the fastening clamp sleeve (9) is fixedly connected to a rubber pad (10).

7. The large-span steel structure hoisting and precise positioning device according to claim 4 is characterized by: The upper end surface of the lifting sleeve (8) is fixedly connected to a limiting cover (15).

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