CN209653434U - A kind of prefabricated post mounting device convenient for lifting - Google Patents

Abstract

The utility model relates to the technical field of engineering construction, in particular to a prefabricated column installation device which is convenient for lifting, which comprises a hoop fixing and lifting device and a quadrangular truss-shaped bracket; the quadrangular truss-shaped bracket includes four tubular edges; the hoop The fixed lifting device includes an upper hoop, a lower hoop and a lifting device; the upper hoop is hinged to the upper part of the tubular edge; the lower hoop is hinged to the middle of the tubular edge; the lifting device includes two ends fixed respectively The rack on the upper and lower hoops and the hand lifter engaged with the rack; the hand lifter is also provided with a support hole for supporting the pre-embedded screw rod in the prefabricated column. Beneficial effects of the utility model: the prefabricated column can be moved up and down on the rack through the hand-operated lifter, which solves the problems of low installation accuracy and too long time occupied by the tower crane caused by using the tower crane to install the prefabricated column, thereby greatly improving Improve the installation efficiency and installation accuracy.

Description

A prefabricated column installation device that is convenient for lifting

technical field

The utility model relates to the technical field of engineering construction, in particular to a prefabricated column installation device which is convenient for lifting.

Background technique

With the continuous development of society, new building technologies and materials in my country's construction industry are also developing and improving, among which prefabricated building technology is developing at a high speed. Compared with the traditional cast-in-place monolithic building technology, prefabricated building technology has the advantages of convenient construction, fast project progress, little impact on the surrounding environment and easy guarantee of the quality of building components. However, at present, the whole process of installation of many prefabricated components relies on tower cranes. Due to the geographical constraints of the construction site, the number of tower cranes is limited, and there is no way to quickly install prefabricated components. Not only that, it is difficult to control the installation accuracy by relying on tower crane installation.

Utility model content

The technical problem to be solved by the utility model is to provide a prefabricated column installation device which is stable, reliable, high in installation precision and convenient in installation and easy to lift.

In order to solve the above technical problems, the technical solution adopted by the utility model is: to provide a prefabricated column installation device that is convenient for lifting, including a hoop fixing lifting device and a square truss-shaped bracket;

The truss-shaped bracket includes four tubular edges; the hoop fixing and lifting device includes an upper hoop, a lower hoop and a lifting device;

The upper hoop is hinged to the upper part of the tubular edge; the lower hoop is hinged to the middle of the tubular edge; the lifting device includes racks with two ends respectively fixed on the upper and lower hoops and meshed with the rack. A transmission hand lifter; the hand lifter is also provided with support holes for supporting the pre-embedded screw rods in the prefabricated columns.

Further, the above-mentioned prefabricated column installation device that is convenient for lifting, the manual lifter includes a body and vertical support plates connected to both sides of the body, and the body is provided with a transmission shaft, gears and hand wheels; The transmission shaft includes a first transmission shaft and a second transmission shaft; the gears include a first gear on the first transmission shaft, a second gear on the second transmission shaft that engages with the first gear and the rack. gear; the hand wheel is connected to one end of the first transmission shaft; the support plate is provided with a support hole with an upward opening.

Further, in the aforementioned prefabricated column installation device for easy lifting, the upper hoop and the lower hoop are both provided with welding grooves for fixing racks.

Further, in the above-mentioned prefabricated column installation device that is convenient for lifting, the upper part of the tubular edge is also provided with a lifting ring.

Further, in the aforementioned installation device for easy-to-lift prefabricated columns, the quadrangular truss-shaped support further includes a fixing rod, and the two ends of the fixing rod are respectively fixed on the upper and lower hoops.

The beneficial effect of the utility model is that: a rack is provided between the upper and lower hoops and a hand-operated lifter engaged with the rack for transmission, and the hand-operated lifter is provided with wires for supporting the pre-buried in the prefabricated column. The support hole of the pole; the prefabricated column can move up and down on the rack through the hand-operated lifter, which solves the problems of low installation accuracy and too long tower crane time caused by using the tower crane to install the prefabricated column, thus greatly improving the installation efficiency. efficiency and installation accuracy.

Description of drawings

Fig. 1 is the structural schematic diagram of the prefabricated column installation device that is convenient for lifting according to the specific embodiment of the present invention;

Fig. 2 is a structural schematic diagram of the hoop fixing and lifting device of the prefabricated column installation device that is convenient for lifting according to the specific embodiment of the present invention;

Fig. 3 is a schematic structural view of a quadrangular truss-shaped bracket of a prefabricated column installation device that is convenient for lifting according to a specific embodiment of the present invention;

Fig. 4 is a structural schematic diagram of the upper hoop of the prefabricated column installation device that is convenient for lifting according to the specific embodiment of the present invention;

Fig. 5 is a structural schematic diagram of the lower hoop of the prefabricated column installation device that is convenient for lifting according to the specific embodiment of the present invention;

Label description:

1. Tubular edge; 2. Upper hoop; 3. Lower hoop; 4. Locking bolt; 5. First hinge;

6. Second hinge; 7. Third hinge; 8. Fourth hinge; 9. Rack; 10. Hand lifter; 11. Support hole; 12. Handwheel; 13. Adjusting column; 14. Adjusting nut; 15. Telescopic tube; 16. Ground fixing piece; 17. Prefabricated column; 18. Fixing bolt; 19. Welding groove; 20. Fixing rod; 21 Universal wheel;

Detailed ways

In order to describe the technical content, the achieved purpose and the effect of the present utility model in detail, the following will be described in conjunction with the embodiments and accompanying drawings.

The most critical idea of the utility model is: by setting a rack between the upper and lower hoops and a hand-operated lifter meshing with the rack, and the hand-operated lifter is provided with a The supporting hole of the screw rod; the prefabricated column can move up and down on the rack through the hand lifter.

Please refer to Figures 1 to 5, the utility model provides a prefabricated column installation device that is convenient for lifting, including a hoop fixing lifting device and a square truss-shaped bracket;

The truss-shaped bracket includes four tubular edges 1; the hoop fixing and lifting device includes an upper hoop 2, a lower hoop 3 and a lifting device;

The upper hoop 2 is hinged to the upper part of the tubular edge 1; the lower hoop 3 is hinged to the middle of the tubular edge 1; there are two lifting devices, and the lifting devices are arranged symmetrically to the center of the square truss-shaped bracket The lifting device includes a rack 9 fixed at both ends on the upper and lower hoops and a hand lifter 10 meshed with the rack 9 for transmission; the hand lifter 10 is also provided with a prefabricated column 17 for supporting The support hole 11 of the pre-embedded screw mandrel.

The working process of the utility model: in the stockyard of the prefabricated column 17, the prefabricated column 17 is first installed on the prefabricated column installation device, and the locking bolts 4 located at the upper and lower hoops are not locked first, but the hand is turned first. Shake the lifter 10, so that the hand lifter 10 moves upward along the rack 9, so that the support hole 11 on the hand lifter 10 supports the pre-embedded screw rod in the prefabricated column 17, so that the prefabricated column 17 is fixed on the hand cranked On the lifter 10, then lock the locking bolt 4, and then transfer the prefabricated column installation device and the prefabricated column 17 to the construction work surface through the tower crane. After aligning the installation position, remove the tower crane rope, and the tower crane can go to the next step. Task: After the installer completes the slurry sitting preparation, first loosen the locking bolt 4, then turn the hand lifter 10 to lower the prefabricated column 17, and complete the precast column 17 sitting. After the precast column 17 is maintained to have sufficient strength, Remove the prefabricated column installation device to complete the installation of the prefabricated column 17.

The advantages of the above-mentioned prefabricated column installation device that is convenient for lifting are as follows: by setting a rack between the upper and lower hoops and a hand-operated lifter that engages with the rack for transmission, and the hand-operated lifter is provided with a handle for supporting the prefabricated column The support hole of the pre-buried screw rod in the center; the prefabricated column can move up and down on the rack through the hand-operated lifter, which solves the problems of low installation accuracy and long tower crane time caused by using the tower crane to install the prefabricated column. Thus, the installation efficiency and installation accuracy are greatly improved.

Further, in the above-mentioned prefabricated column installation device that is convenient for lifting, the hand lifter 10 includes a body and vertical support plates connected to both sides of the body, and the body is provided with a transmission shaft, gears and handwheels; Described transmission shaft comprises first transmission shaft and second transmission shaft; Described gear comprises the first gear that is located on the first transmission shaft, is located on the second transmission shaft and first gear and gear rack 9 meshing transmission The second gear; the hand wheel 12 is connected to one end of the first transmission shaft; the support plate is provided with a support hole 11 with an upward opening.

It can be seen from the above description that by setting the first gear on the first transmission shaft, and setting the second gear on the second transmission shaft to mesh with the first gear and the rack, the transmission is more stable through multi-stage transmission, so that the prefabricated The rise of the column is more stable; by setting a handwheel at one end of the drive shaft, it is easy to operate, reducing manpower, and improving installation efficiency; by setting a support hole with an upward opening on the support plate, the hand lifter only needs to move upward Realize fixing the prefabricated column on the hand lifter, so that the installation of the prefabricated column is easier.

Further, in the above-mentioned prefabricated column installation device for easy lifting, the upper hoop 2 and the lower hoop 3 are both provided with welding grooves 19 for fixing the rack 9 .

It can be seen from the above description that by setting the welding grooves for fixing the rack on the upper hoop and the lower hoop, the verticality of the rack after installation is ensured, and the installation accuracy of the prefabricated column is ensured; the welding groove is also convenient for the rack installation and welding.

Further, in the above-mentioned prefabricated column installation device that is convenient for lifting, the upper part of the tubular edge 1 is also provided with a lifting ring 22 .

It can be known from the above description that the hoisting of the tower crane is facilitated by setting the hoisting ring on the upper part of the tubular edge.

Further, in the above-mentioned prefabricated column installation device that is convenient for lifting, the quadrangular truss-shaped support further includes a fixing rod 20, and the two ends of the fixing rod 20 are respectively fixed on the upper and lower hoops.

It can be seen from the above description that by fixing the two ends of the fixing rod to the upper and lower hoops respectively, the overall stability of the prefabricated column installation device is improved.

Embodiment one

A prefabricated column installation device that is convenient for lifting, including a hoop fixing lifting device and a square truss bracket;

The quadrangular truss-shaped bracket includes four tubular edges 1; the hoop fixing and lifting device includes an upper hoop 2, a lower hoop 3 and a lifting device; the upper hoop 2 is hinged with the upper part of the tubular edge 1; The lower hoop 3 is hinged with the middle part of the tubular edge 1; the lifting device is two, and the lifting device is symmetrically arranged at the center of the square-shaped truss bracket; the lifting device includes two ends fixed on the upper and lower arms respectively The rack 9 on the hoop and the hand-operated lifter 10 engaged with the gear rack 9; the hand-operated lifter 10 is also provided with a support hole 11 for supporting the screw mandrel embedded in the prefabricated column 17; further, the The hand lifter 10 includes a body and vertically arranged support plates connected to both sides of the body, the body is provided with a transmission shaft, gears and hand wheels; the transmission shaft includes a first transmission shaft and a second transmission shaft ; The gears include the first gear on the first transmission shaft, the second gear on the second transmission shaft and the first gear and rack 9 meshing transmission; the hand wheel 12 is connected to the first transmission One end of the shaft; the support plate is provided with a support hole 11 with an upward opening.

Both the upper hoop 2 and the lower hoop 3 are provided with a welding groove 19 for fixing the rack 9; the upper part of the tubular edge 1 is also provided with a lifting ring 22; the square truss bracket also includes a fixing rod 20, the two ends of the fixing rod 20 are respectively fixed on the upper and lower hoops.

In summary, the advantages of the above-mentioned prefabricated column installation device that is convenient for lifting are as follows: First, by setting a rack between the upper and lower hoops and a hand-operated lifter that meshes with the rack, and when the hand-operated lift There are support holes for supporting the pre-embedded screw rods in the prefabricated columns; the prefabricated columns can move up and down on the rack through the hand lifter, which solves the problems of low installation accuracy and problems caused by the use of tower cranes to install precast columns The problem of taking up too much time for the tower crane greatly improves the installation efficiency and installation accuracy;

Second, by setting the first gear on the first transmission shaft, and setting the second gear on the second transmission shaft to mesh with the first gear and the rack, the multi-stage transmission can make the transmission more stable, so that the prefabricated column can rise It is more stable; by setting a hand wheel at one end of the transmission shaft, it is easy to operate and reduce manpower, thereby improving the installation efficiency; by setting a support hole with an upward opening on the support plate, the hand lifter only needs to move upward. The prefabricated column is fixed on the hand lifter, which makes the installation of the prefabricated column easier.

Embodiment two

The structural basis of this embodiment is the same as that of Embodiment 1, the difference is that: the bottom of the tubular edge 1 is provided with an adjustment column 13 and an adjustment nut 14 sleeved on the adjustment column 13, and the adjustment nut 14 is connected with the adjustment The column 13 is threaded; the bottom of the tubular edge 1 is also provided with an adjustment device;

The adjusting device includes a hollow tube and a fixing part, and the free end of the adjusting post 13 is inserted into the upper end of the hollow tube;

The fixed part includes a telescopic tube 15, the upper end of the telescopic tube 15 is inserted into the lower end of the hollow tube, and the lower end of the telescopic tube 15 is connected with a ground fixture 16;

The side of the lower end of the hollow tube is provided with a fixing bolt 18 for fixing the upper end of the telescopic tube 15 .

The working process of this embodiment is as follows: in the stockyard of the prefabricated column 17, the prefabricated column 17 is first installed on the prefabricated column installation device, and the locking bolts 4 located at the upper and lower hoops are not locked first, but first rotate The hand-operated lifter 10 is moved upward along the rack 9 until the support hole 11 on the hand-operated lifter 10 supports the pre-embedded screw rod in the prefabricated column 17, so that the prefabricated column 17 is fixed on the hand Shake the lifter 10, then lock the locking bolt 4, and then transfer the prefabricated column installation device and the prefabricated column 17 to the construction work surface through the tower crane. After aligning the installation position, loosen the fixing bolt 18 and release the telescopic tube 15 , lock the ground fixture 16 on the ground, then lock the fixing bolt 18; then rotate the adjusting nut 14 to complete the verticality adjustment of the prefabricated column 17; remove the tower crane rope, and the tower crane can perform the next task; to be installed After the personnel complete the slurry sitting preparation, first loosen the locking bolt 4, then turn the hand lifter 10 to lower the precast column 17, and complete the precast column 17 sitting. After the precast column 17 is maintained to have sufficient strength, it is removed for easy lifting The installation device of the prefabricated column completes the installation of the prefabricated column 17.

In summary, the advantages of the above-mentioned prefabricated column installation device that is convenient for lifting are as follows: by setting the adjustment column at the bottom of the tubular edge and the adjustment nut sleeved on the adjustment column, insert the free end of the adjustment column into the hollow of the adjustment device The upper end of the pipe; the verticality of the prefabricated column can be adjusted by rotating the adjusting nut; thereby solving the problem of low installation accuracy caused by using the tower crane to install the precast column, thereby greatly improving the installation efficiency and installation accuracy.

Embodiment Three

The structural basis of this embodiment is the same as that of the second embodiment, the difference is that: the adjustment device is also provided with a universal wheel 21 .

The advantages of the above-mentioned prefabricated column installation device that is easy to lift are as follows: by setting the universal wheel on the adjustment device, the close cooperation between the tower crane worker and the ground constructor is greatly reduced, and the tower crane worker only needs to install the prefabricated column It is transferred to the construction work surface as a whole with the prefabricated column without aligning the installation position; the ground constructor can push the prefabricated column installation device to the designated installation position only through the universal wheel, and the operability is good and the installation accuracy is high.

Embodiment Four

The structural basis of this embodiment is the same as that of Embodiment 1, the difference is that first hinges 5 are respectively provided on the two opposite sides of the upper hoop 2; the lower hoop 3 corresponds to the first hinge 5 Second hinges 6 are respectively provided on the two sides;

Described quadrangular truss-shaped bracket also comprises connecting rod; Described connecting rod connects the middle part of adjacent tubular edge 1; The connecting rod middle part corresponding to opening is provided with the 3rd hinge 7, and the connecting rod middle part corresponding to the first hinge 5 is provided with There is a fourth hinge 8;

The axis of the rotation shaft of the first hinge 5 and the axis of the rotation shaft of the fourth hinge 8 are on the same straight line.

The working process of this embodiment is: in the stockyard of the prefabricated column 17, first remove the locking screws on the upper and lower hoops, the third hinge 7 and the second hinge 6 on the lower hoop 3, and then use the first Hinge 5 and fourth hinge 8 are rotating shafts, open the prefabricated column installation device, install the prefabricated column installation device on the prefabricated column 17 that has been erected and placed on the ground in advance, and then close the second hinge 6 and the third hinge 7 , but do not lock the locking bolt 4 first, but turn the hand lifter 10 first, so that the hand lifter 10 moves upward along the rack 9 until the support hole 11 on the hand lifter 10 supports the prefabricated column 17 The pre-embedded screw rod in the middle, so that the prefabricated column 17 is fixed on the hand lifter 10, and then the locking bolt 4 is locked, and then the prefabricated column installation device and the prefabricated column 17 are transferred to the construction work surface as a whole by the tower crane. After the installation position is confirmed, the tower crane rope is removed, and the tower crane can go to the next task; after the installer completes the preparation of the slurry, first loosen the locking bolt 4, and then turn the hand lifter 10 to lower the prefabricated column 17 to complete the prefabricated column 17 Sit on the slurry, and after the prefabricated column 17 is maintained to have sufficient strength, disassemble the prefabricated column installation device to complete the installation of the prefabricated column 17.

In summary, the advantages of the above-mentioned prefabricated column installation device that is convenient for lifting are as follows: second hinges are respectively provided on the two sides of the lower hoop corresponding to the first hinge, and the axis of the rotating shaft of the first hinge is aligned with the axis of the fourth hinge. The axes of the rotating shafts are on the same straight line. The operator only needs to disassemble the locking bolts on the upper and lower hoops, the second hinge and the third hinge, and then use the first hinge and the fourth hinge as the rotating shaft to open the entire prefabricated column installation device; thus greatly improving the It improves the speed of disassembly and assembly of the prefabricated column installation device, facilitates the disassembly and assembly of the operator, and improves the installation efficiency of the prefabricated column.

The above is only an embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent transformations made by using the utility model specification and accompanying drawings, or directly or indirectly used in related technical fields, are all the same. The theory is included in the patent protection scope of the present utility model.

Claims (5)

1. A prefabricated column installation device that is convenient for lifting, characterized in that it includes a hoop fixing lifting device and a square truss-shaped bracket; The truss-shaped bracket includes four tubular edges; the hoop fixing and lifting device includes an upper hoop, a lower hoop and a lifting device; The upper hoop is hinged to the upper part of the tubular edge; the lower hoop is hinged to the middle of the tubular edge; the lifting device includes racks with two ends respectively fixed on the upper and lower hoops and meshed with the rack. A transmission hand lifter; the hand lifter is also provided with support holes for supporting the pre-embedded screw rods in the prefabricated columns. 2. The easy-to-lift prefabricated column installation device according to claim 1, characterized in that, the hand lifter includes a body and vertically arranged support plates connected to both sides of the body, and the body is provided with a transmission Shaft, gear and hand wheel; the transmission shaft includes a first transmission shaft and a second transmission shaft; the gears include a first gear on the first transmission shaft, a first gear on the second transmission shaft The second gear is meshed with the rack; the hand wheel is connected to one end of the first transmission shaft; the support plate is provided with a support hole with an upward opening. 3. The easy-to-lift prefabricated column installation device according to claim 1, characterized in that, both the upper hoop and the lower hoop are provided with welding grooves for fixing racks. 4. The easy-to-lift prefabricated column installation device according to claim 1, characterized in that, the upper part of the tubular edge is further provided with a lifting ring. 5. The easy-to-lift prefabricated column installation device according to claim 1, characterized in that, the quadrangular truss-shaped bracket also includes a fixed rod, and the two ends of the fixed rod are respectively fixed on the upper and lower hoops .