CN210457155U

CN210457155U - Vertical precast concrete slab lifting device of prefabricated building

Info

Publication number: CN210457155U
Application number: CN201921289416.4U
Authority: CN
Inventors: 王勇; 翟新铭; 顾英秀; 朱建民; 范国英; 马刚
Original assignee: Xinjiang Metallurgical Construction (group) Co Ltd
Current assignee: Xinjiang Metallurgical Construction (group) Co Ltd
Priority date: 2019-08-10
Filing date: 2019-08-10
Publication date: 2020-05-05
Anticipated expiration: 2029-08-10

Abstract

The utility model belongs to the assembly type structure field, concretely relates to vertical precast concrete slab lifting device of assembly type structure, including the channel-section steel, the lower extreme fixedly connected with thickening backing plate of channel-section steel, the lower extreme set screw hole of thickening backing plate, threaded hole has the thread block through threaded connection, the lower extreme fixedly connected with pulley yoke of thread block, pulley yoke's the left and right sides fixedly connected with shell fragment, the upper end fixedly connected with fixture block of shell fragment. This scheme is through the bottom design thickening backing plate at the channel-section steel to at a plurality of pulleys of the bottom installation of thickening backing plate, through a plurality of pulley installation wire rope, wire rope's bottom design lifting hook, and design prefabricated couple on precast concrete board, can realize four-point lifting, vertical precast concrete board atress is more even when making hoist and mount, difficult emergence fracture is damaged, and the lifting structure that designs lug, steel wire cable and rings constitute moreover, hoist and mount convenient and fast can improve hoist and mount efficiency.

Description

Vertical precast concrete slab lifting device of prefabricated building

Technical Field

The utility model belongs to the assembly type structure field, concretely relates to vertical precast concrete slab lifting device of assembly type structure.

Background

With the continuous development of modern buildings, the development of prefabricated buildings around the country comes with unprecedented opportunity, wherein a concrete structure is used as one form of the prefabricated buildings, the rapid construction of the buildings can be realized, the construction period is greatly shortened, and the prefabricated buildings occupy absolute advantages in the field of construction.

However, the hoisting of vertical precast concrete panels has been problematic in the construction process. The precast concrete slab has heavy weight, large swing amplitude in the hoisting process and uneven stress of hoisting points. Once the hoisting design is not reasonable, the vertical precast concrete slab can be broken and damaged. And the existing hoisting mode is not convenient enough, and the prior art needs to be improved.

Disclosure of Invention

An object of the utility model is to provide a vertical precast concrete board lifting device of prefabricated building can be so that when hoist vertical precast concrete board, vertical precast concrete board atress more adds evenly, and difficult breaking occur is damaged, and hoist convenient and fast moreover can improve hoist and mount efficiency.

In order to achieve the above purpose, the utility model provides an assembly type building vertical precast concrete plate hoisting tool, which comprises a channel steel, wherein the lower end of the channel steel is fixedly connected with a thickening backing plate, the lower end of the thickening backing plate is provided with a threaded hole, a thread block is connected in the threaded hole through threads, the lower end of the thread block is fixedly connected with a pulley yoke, the left side and the right side of the pulley yoke are fixedly connected with elastic pieces, the upper end of each elastic piece is fixedly connected with a clamping block, a pulley is hinged in the pulley yoke, a steel wire rope passes through the pulley, the lower end of the steel wire rope is fixedly connected with a connecting block, the lower end of the connecting block is fixedly connected with a lifting hook, the lower end of the lifting hook is hung with a hook, the outer side of the hook is fixedly connected with a precast, the steel wire inhaul cable penetrates through the lifting lug, a first fixing piece is fixedly connected to the bottom of the steel wire inhaul cable, a second fixing piece is fixedly connected to the upper portion of the steel wire inhaul cable, and the steel wire inhaul cable penetrates through the lifting ring.

The principle of the utility model lies in: during the use, hang rings through the couple of loop wheel machine, the couple of loop wheel machine rises rings, rings pull up the steel wire cable, the steel wire cable pulls up the lug, the lug pulls up the channel-section steel, the channel-section steel is with thickening backing plate area, thickening backing plate is with the thread block and pulley yoke area, the pulley yoke is with the pulley belt, the pulley pulls up wire rope, then hang the lifting hook of wire rope bottom on precast concrete slab's couple, can hang precast concrete slab, realize vertical precast concrete slab's hoist and mount.

The beneficial effects of the utility model reside in that: this scheme is through the bottom design thickening backing plate at the channel-section steel to at a plurality of pulleys of the bottom installation of thickening backing plate, through a plurality of pulley installation wire rope, wire rope's bottom design lifting hook, and design prefabricated couple on precast concrete board, can realize four-point lifting, vertical precast concrete board atress is more even when making hoist and mount, difficult emergence fracture is damaged, and the lifting structure that designs lug, steel wire cable and rings constitute moreover, hoist and mount convenient and fast can improve hoist and mount efficiency.

Further, the lower extreme of thickening backing plate has seted up the draw-in groove, the joint has the fixture block in the draw-in groove, the draw-in groove is sunken cambered surface form. Through the cooperation of the draw-in groove and the fixture block of design, can prevent that the pulley yoke from taking place to rotate, lead to the screw thread piece to be connected with the screw hole and appear becoming flexible.

Furthermore, the elastic pieces and the clamping blocks are of an integrated structure and are made of stainless steel materials, and the elastic pieces are symmetrically designed on two sides of the pulley frame. The stainless steel material has good antirust property, long service life and elasticity, and the clamping block can be clamped in the clamping groove.

Furthermore, the number of the pulley frames is five, and pulleys are hinged in each pulley frame. The pulley yoke is designed in a plurality of ways and can be selected and used according to the length of the vertical precast concrete plate.

Further, the number of the steel wire ropes is two, the steel wire ropes penetrate through the pulleys, and the two ends of each steel wire rope are fixedly connected with connecting blocks. After the steel wire ropes penetrate through the pulleys, two supporting points can be formed at the bottom of the steel wire ropes, and the two steel wire ropes form four supporting points, so that the prefabricated concrete plate is more uniformly stressed when being lifted.

Furthermore, four grooves are prefabricated at the upper end of the precast concrete plate, and a hook is prefabricated in each groove. The design of recess does not influence precast concrete board's assembly, and the design of couple is convenient lifts by crane precast concrete board.

Drawings

Fig. 1 is a schematic view of a vertical precast concrete slab hoisting tool of a fabricated building according to an embodiment of the present invention;

FIG. 2 is an enlarged view of the part A structure of the prefabricated vertical concrete slab hoisting tool for the prefabricated building according to the embodiment of the invention;

FIG. 3 is a top view of a channel steel of the tool for hoisting the vertically precast concrete plate of the prefabricated building according to the embodiment of the invention;

fig. 4 is a bottom view of a thickened pad plate of the tool for hoisting the prefabricated concrete slab of the prefabricated building according to the embodiment of the invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: channel-section steel 1, thickening backing plate 2, screw hole 3, draw-in groove 4, screw block 5, pulley yoke 6, shell fragment 7, fixture block 8, pulley 9, wire rope 10, connecting block 11, lifting hook 12, couple 13, precast concrete board 14, recess 15, lug 16, steel wire cable 17, first mounting 18, second mounting 19, rings 20.

As figure 1, figure 2, figure 3, figure 4 shows, this embodiment provides a vertical precast concrete board lifting device of prefabricated building, including channel-section steel 1, channel-section steel 1's lower extreme welding thickening backing plate 2, screw hole 3 is seted up to thickening backing plate 2's bottom, pass through threaded connection thread block 5 in the screw hole 3, install pulley yoke 6 through thread block 5 and the 3 cooperations of screw hole, make things convenient for the pulley damage to change, avoid direct welding pulley yoke 6 to lead to inconvenient maintenance, draw-in groove 4 is seted up to thickening backing plate 2's bottom, draw-in groove 4 is sunken arc form, equal block fixture block 8 in every draw-in groove 4.

The lower extreme welding pulley yoke 6 of screw block 5, the quantity of pulley yoke 6 is five, and all articulates in every pulley yoke 6 has pulley 9, and the shell fragment 7 is all welded to the left and right sides of pulley yoke 6, and the shell fragment 7 of both sides is the symmetry design, all sets up fixture block 8 on every shell fragment 7, through fixture block 8 and the cooperation of draw-in groove 4, can prevent that pulley yoke 6 from taking place to rotate.

Wear dress wire rope 10 in the pulley 9, wire rope 10 has two, and the equal fixed connection connecting block 11 of lower extreme of every wire rope 10, the lower extreme welding lifting hook 12 of connecting block 11, constitute four lifting hooks 12, articulate couple 13 on the lifting hook 12, couple 13 is precast concrete board 14 prefab, through designing four couples 13, conveniently hang with lifting hook 12 and connect, make precast concrete board 14 atress more even when hoist and mount, four recess 15 are precast in precast concrete board 14's upper end, through prefabricating couple 13 in recess 15, do not influence precast concrete board 14's assembly.

Two lugs 16 are welded at the upper end of the channel steel 1, a steel wire cable 17 penetrates through each lug 16, the bottom of the steel wire cable 17 is fixed through a first fixing piece 18, a lifting ring 20 is penetrated through the upper end of the steel wire cable 17, then the upper portion of the steel wire cable 17 is fixed through a second fixing piece 19, the steel wire cable mounting device belongs to the prior art, two steel wire cables 17 are installed through the lifting ring 20, only the lifting ring 20 is required to be lifted during lifting, and the lifting is convenient and fast.

The utility model discloses the concrete implementation process as follows: during the use, the hanging ring 20 is hung through the hook of the crane, the hanging ring 20 is lifted up through the hook of the crane, the steel wire inhaul cable 17 is pulled up through the hanging ring 20, the lifting lug 16 is pulled up through the steel wire inhaul cable 17, the steel channel 1 is pulled up through the lifting lug 16, the thickened base plate 2 is taken up through the steel channel 1, the thread block 5 and the pulley yoke 6 are taken up through the thickened base plate 2, the pulley 9 is taken up through the pulley yoke 6, the steel wire rope 10 is pulled up through the pulley 9, then the lifting hook 12 at the bottom of the steel wire rope 10 is hung on the hook 13 of the precast concrete slab 14, the precast concrete slab 14 can be lifted up, and the vertical precast concrete slab.

This scheme is through bottom design thickening backing plate 2 at channel-section steel 1, and a plurality of pulleys 9 of bottom installation at thickening backing plate 2, install wire rope 10 through a plurality of pulleys 9, wire rope 10's bottom design lifting hook 12, and design prefabricated couple 13 on precast concrete board 14, can realize four-point lifting, vertical precast concrete board 14 atress is more even when making hoist and mount, difficult emergence fracture is damaged, and design lug 16, the structure of lifting by crane that steel wire cable 17 and rings 20 constitute, hoist and mount convenient and fast, can improve hoisting efficiency.

It should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," "fixed," and the like are used broadly in the present invention, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.

Claims

1. The utility model provides a vertical precast concrete board lifting device of prefabricated building, includes the channel-section steel, its characterized in that: the lower end of the channel steel is fixedly connected with a thickening backing plate, the lower end of the thickening backing plate is provided with a threaded hole, a threaded block is connected in the threaded hole through threads, the lower end of the threaded block is fixedly connected with a pulley yoke, the left side and the right side of the pulley yoke are fixedly connected with elastic pieces, the upper end of the elastic pieces is fixedly connected with a clamping block, a pulley is hinged in the pulley yoke, a steel wire rope passes through the pulley, the lower end of the steel wire rope is fixedly connected with a connecting block, the lower end of the connecting block is fixedly connected with a lifting hook, the lower end of the lifting hook is hung with a hook, the outer side of the hook is fixedly connected with a precast concrete plate, the upper end of the precast concrete is prefabricated with a groove, the upper end of the channel steel is fixedly connected with a lifting lug, a steel wire rope, the steel wire inhaul cable penetrates through the hanging ring.

2. The fabricated building vertical precast concrete plate lifting tool according to claim 1, characterized in that: the lower extreme of thickening backing plate has seted up the draw-in groove, the joint has the fixture block in the draw-in groove, the draw-in groove is sunken cambered surface form.

3. The fabricated building vertical precast concrete plate lifting tool according to claim 1, characterized in that: the elastic pieces and the clamping blocks are of an integrated structure and are made of stainless steel materials, and the elastic pieces are symmetrically designed on two sides of the pulley frame.

4. The fabricated building vertical precast concrete plate lifting tool according to claim 1, characterized in that: the pulley yoke's quantity is five, and all articulates in every pulley yoke has the pulley.

5. The fabricated building vertical precast concrete plate lifting tool according to claim 1, characterized in that: the number of the steel wire ropes is two, the steel wire ropes penetrate through the pulleys, and the two ends of each steel wire rope are fixedly connected with connecting blocks.

6. The fabricated building vertical precast concrete plate lifting tool according to claim 1, characterized in that: four grooves are prefabricated at the upper end of the precast concrete plate, and a hook is prefabricated in each groove.