JP2000265667A - Suspension jig - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a suspension device simultaneously lifting two floor slabs at some intervals apart vertically in their horizontal states and continuously performing installation works in order. SOLUTION: A suspension jig 4 is provided with a frame material 5 having a rectangular plane shape, lock pieces 6 provided in respective sides both ends of the frame material 5, and lock pieces 7 with rollers provided in the intermediate parts of the respective sides of the frame material 5; and is constituted of that a short-length upper-stage suspension wire W1 is locked to the long-side lock pieces 6 and the lock pieces 7 of the rollers of the frame material 5 and a long-length lower-stage suspension wire W2 is locked to the short-side lock pieces 6 and the lock pieces with the rollers 7 of the frame material 5 so as to suspend the lower-stage floor stab.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lifting jig for lifting two plate-like members.

[0002]

2. Description of the Related Art When lifting a plate-like body, the plate-like body is placed in a flat state in order to prevent the plate-like body from being swung by a cross wind during the lifting operation and to facilitate the work of installing the plate-like body. May be lifted. Hereinafter, description will be made with reference to the drawings. FIG. 4 is a perspective view showing a state in which the floor slab 2 is lifted in a flat state using the conventional hanging jig 1. The conventional hanging jig 1 includes a horizontal member 1b installed at a predetermined interval perpendicular to the hanging beam 1a and hooks 1c with rollers installed at both ends of the horizontal member 1b. A separate hook 1c with a roller is attached to the locking piece 3 installed on the floor slab 2, and the hooks 1c with the roller 1c, 1c
Lifting / installation work has been performed while maintaining the plane balance of the floor slab 2 by hanging the suspending wire W therebetween. Therefore, the floor slab 2 was lifted in a flat state, and the floor slab 2 was prevented from being swung by the side wind during the lifting operation, and the installation work of the floor slab 2 was facilitated. However, according to the conventional hanging jig 1, only the lifting work and the setting work of only one floor slab 2 can be performed, which is an inefficient work.

[0003]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention allows two plate-like bodies to be lifted at the same time in a planar state at predetermined intervals vertically, and the installation work is successively continued. It is an object of the present invention to provide a hanging jig that can be performed.

[0004]

A hanging jig for lifting two plate-like bodies horizontally in an upper stage and a lower stage, comprising a frame member having a rectangular planar shape, and each side of the frame member. The upper part with a short hanging length is provided on the locking pieces provided at both ends, the locking piece with a roller provided at the middle part of each side of the frame material, and the locking piece with the long side and the locking piece with the roller on the frame material. The upper plate-shaped body is suspended by locking the hanging wire, and the lower hanging wire having a longer hanging length is locked by the short side locking piece of the frame material and the locking piece with the roller to form the lower plate-shaped body. A hanging jig characterized by being suspended.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION There are various plate-like members, such as a floor slab, a wall plate, and a roof plate, in a plate-like body to be lifted by a lifting jig. The case of the edition will be described. Referring to the drawings below,
An embodiment of the present invention will be described.

<A> Overall Configuration FIG. 1 is a perspective view of a hanging jig 4 according to the present invention. The hanging jig 4 includes a frame member 5 having a rectangular planar shape, locking pieces 6 provided at both ends of each side of the frame material 5, and a locking piece with a roller provided at an intermediate portion of each side of the frame material 5. 7 and the long side locking piece 6 of the frame material 5
And the upper hanging wire W1 having a short hanging length is locked to the locking piece 7 with the roller, and the upper floor slab is suspended, and the short side locking piece 6 of the frame 5 and the locking piece 7 with the roller are The hanging jig 4 is characterized in that the lower hanging wire W2 having a long hanging length is locked to suspend the lower floor slab.

<B> Frame Material The frame material 5 is a frame material processed by using, for example, an H-shaped steel or the like so as to have a rectangular planar shape. A locking piece 6 is attached to an end (corner) of the upper surface of the frame member 5 to lock the hanging wire W. The long side of the frame member 5 is processed to be longer than the short side of the floor slab to be lifted.

<C> Locking piece and locking piece with roller In addition to the locking piece 6, a similar locking piece 6 is also attached to the lower surface of the end of each side of the frame member 5. These locking pieces 6 are fixed,
For example, a hook bolt or the like is used. The locking piece 6 fixes the floor slab suspended by the upper hanging wire W <b> 1 and the lower hanging wire W <b> 2 to the frame 5. Locking piece 6
Separately, a required number of locking pieces with rollers 7 are attached to the lower surface of the central portion of each side of the frame member 5. The locking piece 7 with a roller is
Is movable left and right on each side by a roller, and another roller provided at a position where the upper suspending wire W1 and the lower suspending wire W2 are locked is a hanging length of the upper suspending wire W1 and the lower suspending wire W2. Is to adjust. (Not shown) Therefore, when the floor slab 2 is lifted, the respective hanging intervals of the upper hanging wire W1 and the lower hanging wire W2 are adjusted and dispersed in a so-called sawtooth shape according to the weight thereof, and the suspended floor slab is suspended. The balance between the two can be measured automatically.

<D> Upper Hanging Wire and Lower Hanging Wire The upper hanging wire W1 is a hanging wire installed on the locking piece 6 and the locking piece 7 with the roller installed on the long side of the frame member 5. Both ends of the upper hanging wire W1 are fixed to the locking pieces 6, and the central part is locked to the locking pieces 7 with rollers. The lower hanging wire W2 is installed on the locking piece 6 and the locking piece 7 with a roller installed on the short side of the frame member 5, and the upper hanging wire W1 is provided.
Similarly, the both ends are fixed to the locking pieces 6 and the central part is locked to the locking pieces 7 with rollers, and the hanging wires are set to be longer than the lifting length of the upper hanging wire W1.

<E> Support Legs The support legs 8 are attached to the four corners of the frame member 5 using, for example, H-section steel with the length direction of the support legs 8 up and down. The support leg 8 protects the locking piece 6 provided on the lower surface of the frame member 5, the locking piece 7 with a roller, the upper hanging wire W <b> 1 and the lower hanging wire W <b> 2 so as not to be damaged when the hanging jig 4 is not used. Therefore, it is a member for creating a space (gap) below the frame member 5.

[0011]

The operation of the hanging jig according to the present invention will be described below.

<A> Lifting of the Hanging Jig FIG. 2 shows the upper floor slab 2 a and the lower floor slab 2 using the hanging jig 4.
b is a front view showing a state where the two sheets b are simultaneously lifted in a planar state with a predetermined interval vertically (long side of the frame member 5)
FIG. 3 is a side view thereof. The hanging wire W is locked on a locking piece 6 attached to an end (corner) of the upper surface of the frame member 5, and the hanging jig 4 is lifted from the ground surface by a crane or the like.

<B> Lifting of the upper floor slab The lifting jig 4 is lifted from the ground surface as described above, and the locking piece 7 with a roller attached to the lower end of the upper hanging wire W1 is moved along the short side direction of the upper floor slab 2a. Hooks (not shown). In FIG. 2, the long side of the frame member 5 and the short side of the upper floor slab 2a are locked so as to be parallel, and the short side of the upper floor slab 2a is shorter than the long side of the frame member 5. ,
The lower hanging wire W2 can be lifted without contacting or interfering with the upper floor slab 2a.

<C> Lifting of the lower floor slab In this state, the frame member 5 (and the upper floor slab 2a) is further lifted, and the locking piece 7 with a roller attached to the lower end of the lower hanging wire W2 is located near the ground surface. When it becomes, lower floor slab 2b
The locking piece with roller 7 is locked by a hook (not shown) provided along the long side direction of the roller. Long side of frame material 5 and lower slab 2
The lower floor slab 2b is locked so that the longer side of b (or the shorter side of the frame member 5 in FIG. 3 and the shorter side of the lower slab 2b) is parallel, and the lower hanging wire W2 is suspended from the upper slab. Since it is longer than the wire W1, the upper slab 2a and the lower slab 2b can simultaneously lift the two slabs 2a and 2b while maintaining a vertical positional relationship without contacting or interfering with each other. .

[0015]

Since the present invention has been described above,
The following effects can be obtained. <A> The frame material is rectangular, and the two slabs are lifted at the same time so that the long side and short side of the two slabs are perpendicular to each other while maintaining the vertical relationship. The work of hanging the floor slab and the work of installing the floor slab can be performed continuously, and the work can be performed efficiently. <B> Since the locking pieces with rollers are attached to the lower end of the hanging piece and the middle locking piece of the frame material, the lengths of the hanging wires are adjusted and dispersed to balance the suspended floor slab. be able to. <C> Since the support legs are attached to the four corners of the frame material and a space is created below the frame material, the locking piece provided on the lower surface of the frame material, the locking piece with rollers, and the upper stage when the hanging jig is not used The hanging wire and the lower hanging wire can be protected without being damaged.

[Brief description of the drawings]

FIG. 1 is a perspective view of a hanging jig according to the present invention.

FIG. 2 is a front view showing a state in which two sheets of an upper floor slab and a lower floor slab are simultaneously lifted in a planar state by a hanging jig.

FIG. 3 is a side view of the same.

FIG. 4 is a perspective view showing a state in which a floor slab is lifted in a flat state using a conventional hanging jig.

Claims (1)

[Claims] 1. A hanging jig for lifting two plate-like bodies horizontally in an upper stage and a lower stage, comprising a frame member having a rectangular planar shape, and provided at both ends of each side of the frame member. An upper hanging wire with a short hanging length is connected to the locking piece, the locking piece with a roller provided at an intermediate portion of each side of the frame material, the locking piece with the long side of the frame material and the locking piece with the roller. Stop and suspend the upper plate, and suspend the lower plate by suspending the lower suspension wire with a long suspension length on the short side locking piece of the frame material and the locking piece with the roller. A hanging jig characterized by: