JPS5922175Y2 - Ohihiki, joist temporary hanging fittings - Google Patents

Description

[Detailed Description of the Invention] The present invention relates to a metal fitting for temporarily suspending a joist and a large pulley for supporting a frame plate for constructing a concrete slab in temporary construction work for a concrete building.

Generally, when constructing an upper concrete floor (hereinafter referred to as a concrete slab) in temporary construction work for a concrete building, multiple large bridges are placed in parallel at appropriate intervals and supported by supports erected on the floor surface. A plurality of joists are erected on the top surface at appropriate intervals in the direction perpendicular to the large bridge,
A concrete slab is constructed by laying a frame board on top of the concrete slab, but after the concrete slab is constructed, the poured concrete solidifies and reaches a specified strength, and when the post is removed, the upper joists, etc. fall down. This has disadvantages such as making noise, posing a danger to work, and damaging the joists, floor surfaces, etc.

The present invention eliminates these drawbacks and provides a temporary hanging fixture for hanging the poles, joists, etc., for temporarily suspending the poles, joists, etc. when the posts are removed.

An embodiment of the present invention will be described with reference to the drawings. In Figs. 1 to 4, reference numeral 1 denotes a hanging fitting body whose cross section is shaped like a downward U-shape and has an inner width into which a large rope to be hung fits; The tip of the horizontal plate 2a of an L-shaped receiver 2 is rotatably pivoted to the lower end of one side wall 1a of the hanging fixture main body 1, and the receiver 2
The vertical plate 2b is superimposed on the outer surface of the other side wall 1b of the hanging fitting main body 1, and the dimension between the upper surface of the horizontal plate 2a and the upper end surface of the hanging fitting main body 1 is set to the height of the large pulley and joist to be temporarily installed. so that it is equal to the sum of

Reference numeral 3 denotes a stopper connected horizontally to the tip of the horizontal plate 2a of the receiver 2, and when the receiver 2 rotates downward, the stopper 3
However, one side wall 1a of the hanging fixture main body 1 is in contact with the outer surface so that the rotation angle of the receiving fixture 2 is limited to 90°.

4 is a short cylinder projecting downward from the lower surface of the horizontal plate 2a.

5 is a wedge passing through both side walls 1alb of the hanging fixture body 1, and the vertical plate 2b of the receiver 2 is hooked to the tip of the wedge 5.

Reference numeral 6 denotes a large pull-off lever 7 that is arranged adjacent to and on the same plane as the vertical plate 2b of the receiver 2, and rotatably pivoted on the outer surface of the other side wall 1b of the hanging fitting main body 1. A prevention plate whose length is approximately equal to the height of the hanging fixture main body 1, and the dimension above the pivot pin 7 is longer than the dimension below the pivot pin, so that the fall prevention plate 6 is 180 mm. ° The tip is positioned below the lower end of the hanging fitting main body 1 when it is rotated downward.

Reference numeral 8 designates a hanging bold of an appropriate length which is loosely fitted into the upper end of the hanging fixture main body 1 and bent at a right angle at the lower end, and 9 is a hexagonal washer fitted into the appropriate position of the bold.

Reference numeral 10 denotes a stopper that is bent and provided on the lower surface of the upper end of the hanging fitting main body 1, and when the hanging fitting main body 1 is rotated, the stopper 10 is engaged with the bent part 8a of the hanging bold 8, and the hanging bold 8 is fixed. so that they rotate together.

Reference numeral 11 denotes a pin implanted in one side wall 1a of the hanging fixture body 1, and is connected to a pin 12 implanted in the base end of the wedge 5 with a chain or the like (not shown) to prevent the wedge 5 from falling off. That's how it is.

The mode of use of the embodiment configured as described above will be explained with reference to FIGS. 1 to 8 and 17 to 19.
4 on both side walls 1a of the hanging fixture body 1 at the position where it should be erected.
, Insert a large square pipe 13 between the lbs.
The upper end of the post 14 is fitted into the short cylinder 4 which is supported on the horizontal plate 2a and protrudes from the lower surface of the horizontal plate 2a.
Joists 15 made of square pipes are installed on the upper surface of the large pulley 13 at appropriate intervals in a direction perpendicular to the large puller 13, and a frame board 16 is laid on the upper surface of the large drawer 15.

At this time, since the dimension between the upper surface of the horizontal plate 2a of the receiver 2 and the upper end surface of the hanging fitting main body 1 is made to be equal to the sum of the heights of the large pulley 13 and the joist 15, the upper surface of the hanging fitting main body 1 is The end surface is brought into contact with the lower surface of the frame plate 16.

Also, the hanging bold 8 is passed through the frame plate 16, the hexagonal washer 9 is brought into contact with the lower surface of the frame plate 16, the tip of the hanging bold 8 is made to protrude from the upper surface of the frame plate 16, and the anchor bold 17 is attached to the iron part. A screwed joint member 18 made of synthetic resin or the like (hereinafter referred to as P connector) is screwed into the concrete slab 1 in this state.
Build 9.

This state is shown in FIGS. 1 to 4 and FIG. 17.

Next, when construction of the concrete slab 19 is completed and the poured concrete solidifies and reaches a predetermined strength, the post 14 is removed first, and the hanging fixture body 1 is lowered and the lower surface of the upper end of the body 1 is suspended. It is locked to the bent portion 8a at the tip of the bold 8, resulting in the state shown in FIGS. 5 and 18.

Next, when the wedge 5 is pulled out and the holder 2 is unlatched from the vertical plate 2b, the holder 2 is moved downward by 90 degrees due to its own weight.
°The rotation stopper 3 is on one side wall 1a of the hanging fixture main body 1.
The Ohihiki 13 falls onto the vertical plate 2b of the receiver 2, and the Ohihiki drop-off prevention plate 6 rotates 180 degrees downward around the pivot pin 7 to prevent the Ohihiki 13 from falling off. To prevent.

This state is shown in FIGS. 6 to 8 and FIG. 19.

In this state, remove the joist 15 and rotate the large pull fall prevention plate 6 upward to open the opening formed between the lower end of the other side wall 1b of the hanging fixture body 1 and the upper surface of the vertical plate 1b of the support 2. Remove Ohiki 13 via .

Next, the stopper 10 is brought into contact with the bent part 8a of the hanging bracket 8, rotated in a predetermined direction together with the hanging bracket main body 1, the hanging bracket 8 is pulled out from the P connector 18, the frame plate 16 is peeled off, and finally the P connector 18 is pulled out. Remove the iron parts and fill the iron parts with mortar, etc. as necessary.

FIGS. 9 to 12 show another embodiment in which two Ohihiki 13 are connected in the length direction when the distance between the posts 14 that support Ohihiki 13 is larger than the standard length of Ohihiki 13. This is for suspending two large pulleys 13 and 13 at the same time at the connecting part for use as a hanger. U-shaped recess 1'
2 on the recess 1' and on the horizontal plate 2a of the receiver 2, respectively.
The book daihiki 13 and 13 are placed side by side.

In this embodiment, in order to remove the large pulley 13 after completing the construction of the concrete slab, first remove the post 14 so that it is in the state shown in FIG.
14 to 16, and the two large tugs 13, 13 can be taken out one after another.

As described above, the present invention has an L-shaped receptacle on one side of the lower end opening of the hanging fixture main body 1, which is formed in a substantially downward U-shape and has an inner width into which the large rope to be suspended fits. Gold 2 horizontal plate 2a
The vertical plate 2b of the receiver 2 is removably superimposed on the outer surface of the other side wall of the hanging fitting main body 1, and is further suspended at the upper end of the hanging fitting main body 1. Since this is related to the temporary hanging fittings for temporary hangings and joists that are loosely fitted with Bold 8, even if the posts for temporary work are removed after constructing the concrete slab, the hanging fittings and joists will be caught by the temporary hanging fittings and will fall directly onto the floor. Since it will not fall, there is no risk of making noise or posing a danger to the human body, and there will be no damage to the floor surface or sash, as well as to the daihiki and joists. It has the advantage of being convenient for organizing and tidying up used joists and joists, since they do not get scattered all over the place.

[Brief explanation of drawings]

The drawings show an embodiment of the present invention, and FIG. 1 is a front view;
Figure 2 is the A-A homeland in Figure 1, Figure 3 is the B-B homeland in Figure 1, Figure 4 is a plan view, Figures 5 and 6 are front views showing how it is used, and Figure 7 is The figure shows the CC homeland in FIG. 6, the DD homeland in FIG. 6, and the front view of another embodiment in FIG. 9.
Fig. 10 is an EE view of Fig. 9, and Fig. 11 is an F- view of Fig. 9.
F Motherland Figure 12 is a plan view, Figures 13 and 14 are front views showing the usage of another embodiment, and Figure 15 is the G of Figure 14.
-G Motherland, Figure 16 is the H-H Motherland in Figure 14. Figures 17 to 19 are side views of temporary construction work showing examples of the use of the temporary hanging fittings of the present invention, and Figure 20 is the Ohiki seen from below. , is a drawing showing the arrangement of joists, posts, etc. 1... Hanging fitting main body, 2... Receiver, 2a
...Horizontal board, 26...Vertical board, 5...
...Wedge, 6...Ohihiki falling-off prevention plate, 8...
...Hanging bold.

Claims (1)

[Scope of Claim for Utility Model Registration] ■ L-shaped on one side of the lower end opening of the hanging fixture main body 1, which is formed into a substantially downward U-shape and has an inner width into which the large pulley to be hung fits. The tip of the horizontal plate 2a of the receiver 2 is pivotally attached so as to be rotatable by 90°, and the vertical plate 2b of the receiver 2 is removably superimposed on the outer surface of the other side wall of the hanging fitting main body 1, and further This is a large joist temporary hanging fitting made by loosely fitting a hanging board 8 into the upper end of a fitting body 1. ■ A temporary joist bracket for hanging joists as set forth in claim 1 of the utility model registration claim, which is provided with a U-shaped recess 1' opening inward of the main body 1 at the bottom of one side of the hanging fixture body 1. .