JPS594093Y2 - Rebar separator - Google Patents

Description

[Detailed description of the invention] This invention relates to a formwork used when simultaneously pouring the base part and cloth foundation part of general residential foundation concrete, and a reinforcing bar separator for supporting the reinforcing bars incorporated in the formwork. It is something.

Conventionally, when forming foundation concrete, there is a method of incorporating reinforcing bars between cloth foundation forms and pouring concrete to harden it.

However, in this method, when concrete is poured with reinforcing bars interposed at predetermined positions between the formworks, since the reinforcing bars are independent members, they may fall against the formwork, tilt, or shift in position. There was a defect in that it could not be solidified in a predetermined state.

The purpose of this invention is to provide a reinforcing bar separator that can solve the above-mentioned defects in the prior art and allow reinforcing bars to be placed in predetermined positions between cloth foundation forms and solidified in concrete in a predetermined state. .

Below, the first embodiment of this invention will be explained based on Figs. 1 to 9. In the drawings, 1 is a solid waste concrete made of chestnut stone 2 spread on the bottom of a hole H that has been dug, and 3 is a solidified waste concrete 1. The base block is placed on a horizontal surface and is arranged as shown in FIG.

At the center of the upper surface of this base block 3, a first
A fitting groove 3a is provided as shown in FIGS. 3, 3, and 4, and two through holes 3b passing through from the front toward the rear in FIG. 1 are provided.

Reference numeral 4 denotes a joint reinforcing bar inserted into the through hole 3b of the base block 3 as shown in FIG.

As a result, when the foundation concrete is poured, the foundation concrete flows into the through hole 3b, and the base block 3 and joint reinforcing bars 4 become integrated with the foundation concrete.

Furthermore, by providing the through holes 3b in the base block 3, the base block 3 becomes lightweight, making transportation and installation easier.

In addition to the above embodiment, as shown in FIG.
The base block 3 may have notched grooves on both sides of a for placing the spliced reinforcing bars 4, and a notched groove in the center of the bottom for weight reduction, as shown in FIG. It may also be a base block with joint reinforcing bars 4 fixed thereon.

Reference numeral 5 denotes a pair of steel base form plates bent into a single shape as shown in FIG. 7, and a locking portion 5b is provided by bending the tip edge of the horizontal portion 5a upward at a right angle. ing.

The horizontal portions 5a of the base formwork plates 5 are placed on both upper surfaces of the base block 3 and arranged as shown in FIG. 8 to form a formwork for the foundation concrete of the base portion.

Reference numeral 6 indicates horizontal reinforcing bars arranged horizontally in three stages, upper, middle, and lower; 7 indicates vertical reinforcing bars fixed to the horizontal reinforcing bars 6; It is placed and supported within the groove 3a.

8 is a fixed part of the lower horizontal reinforcing bar 6 and vertical reinforcing bar 7, and both reinforcing bars 6.
This is a reinforcing bar fixed at right angles to 7.

As shown in FIGS. 1 and 2, the reinforcing bars 6 and 7 are placed and disposed within the fitting grooves 3a of each base block 3.

Reference numeral 9 denotes a pair of cloth foundation formworks placed on the upper surfaces of both sides of the base block 3, and the outer lower ends thereof are supported by the locking portions 5b of the base formwork plate 5.

Reference numeral 10 denotes a lower force separator tensioned between the lower portions of the canvas base form 9, which maintains the cloth base form 9 at a regular width.

Reference numeral 11 denotes a reinforcing bar separator, and in this embodiment, both ends of a connecting member 11a made of steel plate are bent to form a locking piece 11b, and the connecting member 1
As shown in FIGS. 1 and 9, a pair of plate-shaped leg members 11C are bent downward and parallel to each other on the side surface of 1a, and the connecting member 11a is connected by both leg members 11C. A mesh-shaped fitting part 11 for fitting and supporting the horizontal reinforcing bar 6 in the central part of the
d.

As a result, the connecting member 11a of the reinforcing bar separator 11 is placed on the upper end of the canvas foundation form 9, the upper end outer side of the cloth foundation form 9 is supported by the locking piece 11b, and both leg members 1
Insert the upper horizontal reinforcing bar 6 into the eye-shaped fitting part 11 d formed between 1 C, support the horizontal reinforcing bar 6, and form the cloth foundation formwork 9 by combining the horizontal reinforcing bar and the vertical reinforcing bars 6 and 7 as a whole. I try to position it in the center between the two.

In this embodiment, the distance between the outer sides of the leg members 11C arranged in parallel on the side surface of the connecting member 11a is made to match the distance between the cloth foundation forms 9, and the distance between the cloth foundation forms 9 is made to be inside. However, in consideration of ease of insertion of the reinforcing bar separators 11, the spacing between them may be made shorter than the spacing between the cloth foundation forms 9.

Next, a case will be described in which a base portion of foundation concrete and a cloth foundation portion are simultaneously cast using the reinforcing bar separator configured as described above.

In this case, first, the lower horizontal reinforcing bar 6 of the reinforcing bar is placed and supported in the fitting groove 3a provided on the upper surface of the base block 3, and the upper horizontal reinforcing bar 6 is placed in the fitting part 11d of the reinforcing bar separator 11. support the entire reinforcing bar 6゜7,
It can be placed at a predetermined position within the cloth foundation formwork 9.

Then, the foundation concrete is applied to the base form plate 5 of the base part.
Drive horizontal reinforcing bars 6. Vertical reinforcing bar 7
until it no longer tilts or falls over.
When both reinforcing bars 6°7 are buried in concrete, the reinforcing bar separator 11 is removed from the upper end of the cloth foundation form 9.

In this way, the plate-shaped leg member 1 is attached to the side surface of the connecting member 11a.
A reinforcing bar separator 11 with N-shaped fitting portions 11d formed in the center thereof is placed on top of the cloth foundation form 9, and the upper horizontal reinforcing bars 6 are placed in the fitting portions 11d. Only by intervening, each reinforcing bar 6, 7 is placed in a predetermined position, and each reinforcing bar 6
, 7 can be prevented from tilting and falling over, and the specified foundation concrete can be formed.

Next, regarding the second embodiment of this invention, Figs.
This will be explained based on the diagram.

Now, in this embodiment, as shown in FIGS. 10 and 11, a pair of mounting protrusions are provided on the upper surface of the base block 3, which does not have the through hole 3b, for holding both sides of the lower end of the cloth foundation formwork 9. A spacing plate 12 having spacer plates 12a arranged side by side is placed thereon.

The cloth foundation form 9 is placed between the mounting protrusions 12a at both ends of the spacing plate 12, and the lower end of the cloth foundation form 9 is held.

In FIG. 10, 13 is a buffing material that presses and supports the fabric foundation form 9 from the outside, and 14 is a draining form part attached to the inside of the upper end of one of the fabric foundation forms 9.

Also, unlike the first embodiment, the reinforcing bar separator 11 has leg members 11 C hanging down from the side surface of the connecting member 11 a.
As shown in FIG. 10 and FIG. 12, instead of a rod whose tip is bent in an L-shape, a row of fitting parts 1 are formed between the two rods.
1 d.

Then, the two opposing rods are arranged so that the distance between their tips matches or is shorter than the distance between the cloth foundation formworks 9.
They are arranged in parallel to the connecting member 11a.

Therefore, the upper horizontal reinforcing bar 6 can be supported by the fitting part 11d formed between the rods, and since the leg member 11C is made of a rod, it can be used for draining the water provided in the cloth foundation formwork 9. The frame portion 14 does not prevent the leg member 11C from being inserted.

Next, a third embodiment of this invention will be described based on FIG. 13.

In this embodiment, on a base block 3 having grooves 3C on both sides, a cloth foundation form 9 provided with a draining form part 14 is erected, as in the second embodiment.

As shown in FIG. 13, the reinforcing bar separator 11 uses a rod bent in an L-shape for the leg member 11C on the side of the cloth foundation formwork 9 provided with the draining formwork part 14, and A plate body is used for the leg member 11C on the cloth foundation form 9 side, and a fitting portion 11d is formed between both leg members 11C so that the horizontal reinforcing bars 6 can be supported.

Therefore, in this embodiment, since one of the leg members 11C is made into a rod, the reinforcing bar separator 11 is not prevented from being inserted by the drainage formwork 14.

Note that 15 is a supporter that supports the cloth foundation formwork 9.

Next, a fourth embodiment of this invention will be explained based on FIG. 14.

In this embodiment, two rods bent into a U shape are used as the leg members 11C of the reinforcing bar separator 11, and these are attached to the connecting member 11a.

As a result, the reinforcing bar separator 11 is connected to the leg member 1 of the plate body.
It is lighter than 1C, and moreover, it is easier to wash and remove if foundation concrete adheres to it.

Next, a fifth embodiment of this invention will be described based on FIG. 15.

In this embodiment, as the leg members 11C of the reinforcing bar separator 11, --shaped rods with different bending intervals are used. 11a is formed at a position shifted to the left from the center position.

1 for this is horizontal reinforcing bar 6. When burying the vertical reinforcing bars 7 while shifting the entire structure, it is possible to support the vertical reinforcing bars 7 at the desired shifted position.

In addition to the above-described embodiments, this invention also includes changing the connecting member 11a of the reinforcing bar separator 11 from a plate-shaped one to a rod-shaped one and fixing the leg member 11C, and also fixing the leg member 11C on the side surface of the connecting member 11a. It is also possible to make arbitrary changes without departing from the spirit of this invention, such as having the connecting members 11C arranged and hanging side by side on the bottom surface of the connecting member 11a instead of hanging them side by side.

As detailed above, this invention provides locking pieces at both ends of the connecting member that connects the formwork, and the connecting member is designed to support the reinforcing bars so that it is placed at a desired position between the locking pieces. By hanging the leg members, the reinforcing bars installed in the formwork can be prevented from tilting, falling down, or shifting, making it possible to bury the reinforcing bars in the specified state, and moreover, it is easy to install. This reinforcing bar separator is capable of supporting reinforcing bars, and has excellent practical effects.

[Brief explanation of drawings]

FIG. 1 is a front view of the first embodiment embodying this invention, FIG. 2 is a perspective view showing the arrangement of the base block and reinforcing bars, FIGS. 3 and 4 are perspective views of the base block, Figures 5 and 6 are perspective views showing different shapes of the base block, Figure 7 is a perspective view of the base form plate, and Figure 8 is a perspective view showing the framework of the fabric foundation form and the base form plate. , FIG. 9 is a front view of the reinforcing bar separator, FIG. 10 is a front view of the second embodiment of this invention, FIG. 11 is a perspective view of the base block, and FIG. 12 is a front view of the reinforcing bar separator. Fig. 13 is a front view showing a third embodiment of this invention, Fig. 14 is a front view of a reinforcing bar separator showing a fourth embodiment of this invention, and Fig. 15 is a front view of a reinforcing bar separator showing a fifth embodiment of this invention. FIG. Cloth foundation formwork...9, Rebar separator...
...11. Connecting member...11a, locking piece...
...11b, leg member ...110

Claims (1)

[Claims for Utility Model Registration] 1. Locking pieces are provided at both ends of a connecting member that connects the formwork, and legs for supporting reinforcing bars are provided on the connecting member so as to be placed at a desired position between the locking pieces. A reinforcing bar separator characterized by hanging members. 2. The reinforcing bar separator 3 according to claim 1 of the utility model registration claim, in which the connecting member is a plate made of steel, and the both ends thereof are bent to form a locking piece.The leg member is made of two sheets of steel. 2. A reinforcing bar separator according to claim 1 or 2, wherein plate bodies made of aluminum are arranged in parallel to and suspended from a connecting member so that a mesh-shaped fitting portion is formed by both plate bodies. 4. A request for utility model registration in which the leg members are constructed by bending two steel rods into an L-shape and hanging them side by side from the connecting member so that the two rods form an eye-shaped fitting part. The reinforcing bar separator according to the range 1 or 2. 5. The leg member is made of a steel plate and a steel rod bent in an L-shape, which are arranged side by side and suspended from the connecting member, so that the plate and the rod form an eye-shaped fitting part. A reinforcing bar separator according to claim 1 or 2 of the utility model registration claim, which is constructed as follows. 6. A request for utility model registration in which the leg members are composed of two steel rods bent into a b shape and hung side by side from the connecting member so that the two rods form an eye-shaped fitting part. Reinforcing bar separator 7 according to range 1 or 2 The leg members are made by hanging two steel rods bent at different bending intervals from the connecting member in parallel to each other. The reinforcing bar separator according to claim 1 or 2 of the utility model registration claim, which is configured to form a mesh-shaped fitting part by