Auxiliary calibration device for hoisting of steel structure circular tube stand column

Abstract

The utility model belongs to the technical field of steel structure installation, and particularly relates to an auxiliary calibration device for hoisting a steel structure circular tube stand column. Comprising a circular tube stand column lifting appliance, the circular tube stand column lifting appliance is used for clamping a circular tube stand column, and a lifting rope on the circular tube stand column lifting appliance is connected with a lifting mechanism and used for lifting the circular tube stand column; four laser instruments are distributed on the outer ring of the circular tube stand column on the circular tube stand column lifting appliance; the laser instrument is suspended below the circular tube stand column lifting appliance through the universal movable joint, when the circular tube stand column inclines, the laser instrument swings relative to the circular tube stand column through the universal movable joint, and the laser instrument is kept in a vertical posture all the time; the measuring tape is used for measuring the distance between the column foot of the circular pipe column and the cursors of the laser instruments, and the inclination direction and the deviation size of the circular pipe column can be determined according to the distance difference between the cursors of the four laser instruments and the circular pipe column. And the process is beneficial to improving the mounting precision of the circular tube stand column and accelerating the construction progress, so that the overall working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of steel structure installation, and in particular relates to a steel structure round tube column hoisting auxiliary calibration device. Background Art

[0002] In the field of steel structure construction, installing round tube columns is a common but critical task. Round tube columns are usually used to support the structural frame of the building and bear important loads and pressures. However, when installing these round tube columns, accurate positioning and firm fixing are crucial, because any deviation may lead to instability and safety hazards of the building structure.

[0003] The traditional installation method of round tube columns usually relies on the workers' experience and skills, as well as simple measuring tools. This method has some potential problems:

[0004] 1. Accuracy limitation: Traditional measurement methods may not provide sufficient accuracy, especially in large projects, where errors may accumulate and lead to instability of the overall structure;

[0005] 2. Inefficient construction: Reliance on manual operation and measurement may lead to inefficient construction, especially under complex environmental conditions, such as high-altitude operations or installation in confined spaces;

[0006] 3. Safety hazards: If the round tube columns are not accurately fixed in the installation position, it may cause the structure to tilt or collapse, thus posing serious safety hazards.

[0007] Based on these challenges, a novel device is needed to address the limitations of traditional methods and improve the installation efficiency and accuracy of round tube columns. Utility Model Content

[0008] The utility model aims to solve the problems of low installation precision, low construction efficiency and great safety hazards in the traditional round tube column installation method.

[0009] The utility model provides the following technical solutions: a steel structure circular tube column hoisting auxiliary calibration device, comprising a circular tube column hoist, the circular tube column hoist is used to clamp the circular tube column, the hoisting rope on the circular tube column hoist is connected with the hoisting mechanism for hoisting the circular tube column; four laser instruments are distributed on the circular tube column hoist on the outer circle; the four laser instruments are arranged at the four-equally divided nodes of the concentric circles of the circular tube column; the laser instrument is suspended below the circular tube column hoist through a universal movable joint, and when the circular tube column is tilted, the laser instrument swings relative to the circular tube column through the universal movable joint, and the laser instrument always maintains a vertical posture.

[0010] Furthermore, the universal movable joint includes a fixed bracket, a movable bracket and a suspension rod; the fixed bracket is fixed on the round tube column hanger, the movable bracket is connected to the fixed bracket through a first rotating shaft, the suspension rod is connected to the movable bracket through a second rotating shaft, the first rotating shaft and the second rotating shaft are perpendicular, the laser is installed on the suspension rod, and the center of gravity of the laser, the suspension rod and the movable bracket is located on the same vertical line.

[0011] Furthermore, the circular tube column hanger includes two semi-circular arc clamps, the inner circles of the semi-circular arc clamps are provided with grooves, the semi-circular arc clamps are clamped on the flange plate at the top of the circular tube column through the grooves, and the two semi-circular arc clamps are fastened by a connecting piece after being buckled together.

[0012] Furthermore, the connecting part includes an L-shaped rod and a nut, a limiting ring is fixed on the top surface of the semicircular arc clamp, the L-shaped rod is inserted into the limiting rings of the two semicircular arc clamps, the cross bar of the L-shaped rod is stopped by the limiting ring on one side, and the nut connected to the vertical rod of the L-shaped rod is stopped by the limiting ring on the other side.

[0013] Furthermore, a counterweight is installed on the suspension rod below the second rotating shaft.

[0014] Furthermore, two lifting rings are installed one in front and one behind on the center line of the top surface of the semicircular arc fixture, and two lifting ropes of equal length are connected to the circular tube column lifting fixture. The two lifting ropes are respectively connected to the outer lifting ring on one semicircular arc fixture and the inner lifting ring on the other semicircular arc fixture.

[0015] Furthermore, the fixed bracket has a protective ring which is concentric with the movable bracket.

[0016] Compared with the prior art, the advantages of the present invention are:

[0017] The utility model provides a steel structure circular tube column hoisting auxiliary calibration device, which uses a tape measure to measure the distance from the column foot of the circular tube column to the cursor of the laser instrument. According to the distance difference between the cursors of four laser instruments and the circular tube column, the inclination direction and deviation size of the circular tube column can be determined. This process helps to improve the installation accuracy of the circular tube column, speed up the progress of construction, and thus improve the overall work efficiency. It not only simplifies the hoisting and fixing process of the steel structure circular tube column, but also ensures its accuracy and stability during the installation process. The hoisting auxiliary calibration device can be widely used in various types of construction projects, including commercial buildings, industrial plants, bridges, infrastructure and other projects. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the use of a steel structure round tube column hoisting auxiliary calibration device;

[0019] Figure 2 It is a structural schematic diagram of a universal movable joint.

[0020] In the figure: 1- round tube column; 2- lifting rope; 3- laser instrument; 4- fixed bracket; 5- movable bracket; 6- lifting rod; 7- first rotating shaft; 8- second rotating shaft; 9- semicircular arc clamp; 10- L-shaped rod; 11- nut; 12- limiting ring; 13- lifting ring. DETAILED DESCRIPTION

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] like Figure 1 As shown: a steel structure circular tube column lifting auxiliary calibration device, including a circular tube column lifter, the circular tube column lifter is used to clamp the circular tube column 1, the lifting rope 2 on the circular tube column lifter is connected to the lifting mechanism for lifting the circular tube column 1; four laser instruments 3 are distributed on the outer circle of the circular tube column 1 on the circular tube column lifter; the four laser instruments 3 are arranged at the four-equal nodes of the concentric circles of the circular tube column 1; the laser instrument 3 is suspended under the circular tube column lifter through a universal movable joint, when the circular tube column 1 is tilted, the laser instrument 3 swings relative to the circular tube column 1 through the universal movable joint, and the laser instrument 3 always maintains a vertical posture.

[0023] When installing the circular tube column 1, four laser instruments 3 are turned on to illuminate the ground, and a tape measure is used to measure the distance from the column foot of the circular tube column 1 to the cursor of the laser instrument 3. The deviation size can be determined based on the distance between the cursor of the laser instrument 3 and the column; if the distances from the cursors of the four laser instruments 3 to the circular tube column 1 are equal, it indicates that the circular tube column 1 is vertical; if the distances from the cursors of the four laser instruments 3 to the circular tube column 1 are not equal, the top of the circular tube column 1 is tilted to the side with the longer distance, and adjustment should be made.

[0024] like Figure 2 As shown: the universal movable joint includes a fixed bracket 4, a movable bracket 5 and a suspension rod 6; the fixed bracket 4 is fixed on the circular tube column hanger, the movable bracket 5 is connected to the fixed bracket 4 through the first rotating shaft 7, and the suspension rod 6 is connected to the movable bracket 5 through the second rotating shaft 8. The first rotating shaft 7 and the second rotating shaft 8 are perpendicular. The laser instrument 3 is installed on the suspension rod 6, and the center of gravity of the laser instrument 3, the suspension rod 6 and the movable bracket 5 are located on the same vertical line. The movable bracket 5 swings around the first rotating shaft 7, and the suspension rod 6 swings around the second rotating shaft 8. The degrees of freedom of the movable bracket 5 and the suspension rod 6 are superimposed, so that the laser instrument 3 can swing in a universal direction. When the circular tube column 1 is tilted, the laser instrument 3 at the center of gravity of the entire motion mechanism can always be in a vertical posture by relying on its own gravity.

[0025] A counterweight is installed on the suspension rod 6 below the second rotating shaft 8 to increase the stability of the laser instrument 3, and the laser instrument 3 is installed at the bottom of the counterweight.

[0026] The fixed bracket 4 is provided with a protection ring which is concentric with the movable bracket 5 , and the protection ring protects the movable bracket 5 from being disturbed by external forces and prevents the movable bracket 5 from being bumped.

[0027] The circular tube column hanger includes two semi-circular arc clamps 9, the inner circle of the semi-circular arc clamps 9 is provided with grooves, and the semi-circular arc clamps 9 are clamped on the flange at the top of the circular tube column 1 through the grooves. The two semi-circular arc clamps 9 are fastened by a connecting piece after being buckled.

[0028] The connecting part includes an L-shaped rod 10 and a nut 11. A limiting ring 12 is fixed on the top surface of the semi-circular arc clamp 9. The limiting ring 12 is located at the arc end of the semi-circular arc clamp 9. The L-shaped rod 10 penetrates into the limiting rings 12 of the two semi-circular arc clamps 9. The cross bar of the L-shaped rod 10 is stopped by the limiting ring 12 on one side. The nut 11 connected to the vertical rod of the L-shaped rod 10 is stopped by the limiting ring 12 on the other side. When the nut 11 is tightened, the nut 11 and the L-shaped rod 10 cooperate to tighten the two semi-circular arc clamps 9.

[0029] Two lifting rings 13 are installed one in front and one behind on the midline of the top surface of the semicircular arc fixture 9, and two equal-length lifting ropes 2 are connected to the round tube column hanger. The two lifting ropes 2 are respectively connected to the outer lifting ring 13 on one semicircular arc fixture 9 and the inner lifting ring 13 on the other semicircular arc fixture 9.

[0030] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A steel structure round tube column hoisting auxiliary calibration device, characterized in that: The invention comprises a circular tube column sling, the circular tube column sling is used to clamp the circular tube column (1), the lifting rope (2) on the circular tube column sling is connected to a lifting mechanism and is used to lift the circular tube column (1); four laser instruments (3) are distributed on the circular tube column sling on the outer circle of the circular tube column (1); the four laser instruments (3) are arranged at the four-equally divided nodes of the concentric circles of the circular tube column (1); the laser instruments (3) are suspended below the circular tube column sling through a universal movable joint, and when the circular tube column (1) is tilted, the laser instruments (3) swing relative to the circular tube column (1) through the universal movable joint, and the laser instruments (3) always maintain a vertical posture.

2. The steel structure round tube column hoisting auxiliary calibration device according to claim 1 is characterized in that: The universal movable joint comprises a fixed bracket (4), a movable bracket (5) and a suspension rod (6); the fixed bracket (4) is fixed on a circular tube column hanger, the movable bracket (5) is connected to the fixed bracket (4) via a first rotating shaft (7), the suspension rod (6) is connected to the movable bracket (5) via a second rotating shaft (8), the first rotating shaft (7) and the second rotating shaft (8) are perpendicular, the laser instrument (3) is mounted on the suspension rod (6), and the center of gravity of the laser instrument (3), the suspension rod (6) and the movable bracket (5) is located on the same vertical line.

3. The steel structure round tube column hoisting auxiliary calibration device according to claim 2 is characterized in that: The circular tube column hanger comprises two semi-circular arc clamps (9), the inner ring of the semi-circular arc clamps (9) is provided with a groove, the semi-circular arc clamps (9) are clamped on the flange at the top of the circular tube column (1) through the groove, and the two semi-circular arc clamps (9) are locked by a connecting piece after being buckled.

4. The auxiliary calibration device for hoisting a steel structure round tube column according to claim 3 is characterized in that: The connecting piece comprises an L-shaped rod (10) and a nut (11); a limiting ring (12) is fixed on the top surface of the semicircular arc clamp (9); the L-shaped rod (10) penetrates into the limiting rings (12) of the two semicircular arc clamps (9); the horizontal rod of the L-shaped rod (10) is stopped by the limiting ring (12) on one side; and the nut (11) connected to the vertical rod of the L-shaped rod (10) is stopped by the limiting ring (12) on the other side.

5. The steel structure round tube column hoisting auxiliary calibration device according to claim 2, characterized in that: A counterweight is installed on the suspension rod (6) below the second rotating shaft (8).

6. The steel structure round tube column hoisting auxiliary calibration device according to claim 3 is characterized in that: Two lifting rings (13) are installed one in front and one behind on the center line of the top surface of the semicircular arc fixture (9), and two lifting ropes (2) of equal length are connected to the circular tube column lifting fixture, and the two lifting ropes (2) are respectively connected to the lifting ring (13) on the outer side of one semicircular arc fixture (9) and the lifting ring (13) on the inner side of the other semicircular arc fixture (9).

7. The steel structure round tube column hoisting auxiliary calibration device according to claim 2, characterized in that: The fixed support (4) is provided with a protective ring which is concentric with the movable support (5).

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