JP2516713Y2 - Reinforced concrete fence manufacturing equipment - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for manufacturing a reinforced concrete fence.

[0002]

2. Description of the Related Art A conventional fence provided around a house is made of metal such as aluminum sash or steel, and is constructed on site. However, conventional metal fences are particularly susceptible to breakage under heavy loads, especially because of the low strength of the joints between the components that make them up, and steel fences are particularly susceptible to corrosion when wet with rain. And so on. Therefore, the present applicant has previously proposed a device that can easily manufacture a fence by using reinforced concrete having high strength (Japanese Patent Laid-Open No. 1-317706). In this product, a sub-plate is detachably attached to the side of a main plate that is erected on the base, and a partition plate as a spacer is arranged between the main plate and the sub-plate, and between the partition plate and the partition plate. After arranging horizontal reinforcing bars and vertical reinforcing bars, pour concrete between the main plate and the sub plate to harden the concrete, then remove the sub plate and take out the concrete fence hardened inside and finished. There is.

[0003]

However, the above-mentioned conventional ones have problems that the structure and arrangement of the partition plate are troublesome and that it is difficult to take out the finished concrete fence after the concrete is hardened. . Then, this invention aims at providing the manufacturing apparatus of a reinforced concrete fence with a simple structure and handling.

[0004]

SUMMARY OF THE INVENTION The present invention To this end, a spacer 11 interposed between the main plate 2 and the auxiliary plate 3 to the elastic plate
And compressing and deforming this spacer 11
It is equipped with a bolt nut 4 for connecting the main plate 2 and the sub plate 3
It The spacer 11 is composed of a back plate 11b attached to the sub plate 3 and a front plate 11a detachably joined to the back plate 11b . Furthermore, the front plate 1
1a and the hole 11d formed in the back plate 11b
The outer surface of the sub plate 3 penetrating through the hole 3a formed in the plate 3.
A pin 11c protruding from the back plate 11b
And the end surface a of the front plate 11a is a tapered surface having an inward concave shape in the joined state.

[0005]

In the above structure, when manufacturing the fence 30, the spacer 11 is sandwiched between the main plate 2 and the sub plate 3.
And then tighten the bolts and nuts 4 to tighten the spacer
11 is compressed and deformed into a flat shape. Next, concrete is poured into the space between the spacers 11 to fill it. When the concrete is hardened, the sub plate 3 and the main plate 2 are separated , and the molded fence 30 is taken out. In this case, the auxiliary plate 3
A spacer that was sandwiched between the main plates 2 and was flatly deformed by compression.
11 removes the bolt nut 4 and removes the sub plate 3 and the main plate 2.
, The compressed state is released and the original shape is restored.
The end surface a of the cured product was cured between the sub plate 3 and the main plate 2.
Peel from cleat. Next, the sub plate 3 is placed on the base 20
If it is turned over, the pin 11c protruding from the sub plate 3 will be
0, etc., so this pin 11c was projected.
The front plate 11a floats and is separated from the back plate 11b. So
If the front plate 11a is removed from the back plate 11b, the sub plate 3
The upper fence 30 can be easily taken out.

[0006]

Embodiments of the present invention will now be described with reference to the drawings. FIG. 1 is a perspective view of a reinforced concrete fence manufacturing apparatus, and FIG. 2 is a side view. 1 is a base for grounding on a floor or the like, 2 is a main plate standing on the base 1, and 3 is a main plate 2. It is a secondary plate attached to both sides. 4 is a bolt and nut as a mounting tool. With this bolt and nut 4,
The sub plate 3 is detachably attached to the main plate 2. A roller 5 is attached to the lower portion of the base 1, and the roller 5 allows the apparatus to move in the main surface direction (a) of the two plates 2 and 3. 6 is a mounting plate, and 7 is a handle.

FIG. 3 shows the inner surface of the auxiliary plate 3,
The spacers 11 are mounted at many pitches.
Numeral 10 is the first attached to both sides of the sub plate 3 with screws 12.
It is a partition board. Reference numeral 13 is a second partition plate arranged below the sub plate 3 in order to prevent the concrete from leaking downward. Reference numeral 15 is a horizontal reinforcing bar disposed above and below the sub plate 3, and both ends thereof are supported by the upper and lower parts of the partition plate 10. In this way, the partition plate 1 is provided between the main plate 2 and the sub plate 3.
By installing 0 and 11, both 2 and 3 are partition plates 1
The intervals T corresponding to the thickness of 0 and 11 are provided. 1 and 2
In the figure, reference numeral 18 denotes a head portion mounted on the upper portions of the main plate 2 and the sub plate 3, and serves as a pouring guide portion for facilitating the pouring of concrete from above.

FIG. 4 shows a detailed structure of the spacer 11. The spacer 11 is composed of a long plate-shaped front plate 11a and a back plate 11b. A pin 11c protruding from the main surface of the front plate 11a is inserted into a hole 11d formed in the back plate 11b. Thus, the front plate 11a is detachably joined and attached to the back plate 11b. The back plate 11b is fixed to the sub plate 3 by a bond or a screw. The spacer 11 is formed of an elastic material such as rubber or synthetic resin so that it has good adhesion to both plates 2 and 3 and good peelability from concrete, and its shape is to be manufactured. Determined by the shape of the fence. In addition, spacer 11 and spacer 1
A vertical reinforcing bar 16 is arranged between the two. In the assembled state shown in FIG. 1, the spacer 11 is interposed between the plates 2 and 3, and the pin 11 c projects from the hole 3 a of the sub plate 3. Also, as shown in FIGS. 5 and 6, the pin of the front plate 11a is
11c is a hole 11d in the back plate 11b and a hole 3a in the sub plate 3
And penetrates outward from the outer surface of the sub plate 3. Further, the end faces a of the front plate 11a and the back plate 11b are inwardly concave tapered surfaces in the joined state, and by forming the tapered surfaces in this way, the fence 30 completed by curing is subplate 3.
It is easy to remove from.

The present apparatus is constructed as described above, and the manufacturing order of the reinforced concrete fence will be described below. In FIG.
On the inner surface of the sub plate 3 as shown,
Table plate 11a sandwiched, after arranging the vertical rebar 16 and horizontal rebar 15 in the auxiliary plate 3, by fastening the bolts and nuts 4, assembling the auxiliary plate 3 on both sides of the main plate 2. This place
The main plate 2 and the sub plate 3 with the bolt nut 4
If so, the spacer 11 between them is strongly sandwiched between the two plates 2 and 3.
When it is found, it is compressed and deformed flat. Next, concrete is poured from the head portion 18 between the plates 2 and 3, and then the grip 7 is held to slide the device in the above direction (a) on the floor. Then, the device vibrates vertically due to the unevenness of the floor surface, and the space between the spacers 11 is completely filled with concrete. When the concrete has hardened, the bolts and nuts 4 are removed and the sub plate 3 is separated from the main plate 2 .
Then, the compressed state of the spacer 11 by both plates 2 and 3 is released.
Then, the spacer 11 returns to its original shape.
The end face a of No. 1 is separated from the concrete. So next
In this way, the concrete inside (that is, the finished product of the fence) is taken out. That is, the chain line in FIG. 2 shows a state in which the sub plate 3 is laid down on the base 20 and the fence is taken out. When topple the auxiliary plate 3 on the base portion 20, the distal end portion of the pin 11c projecting from the auxiliary plate 3 is landed on the base portion 20, therefore the table plate 11a amounting floating from the back plate 11b (in chain line in FIG. 5 ( See front plate 11a shown ). Therefore, the front plate 11a can be easily removed from the back plate 11b and separated, and the fence 30 can be taken out from the sub plate 3. In this case, since the end surfaces a of the front plate 11a and the back plate 11b are inward concave tapered surfaces, the fence 30 can be taken out without difficulty.

FIG. 7 shows a fence 30 formed in this way, in which a large number of openings 31 are formed at the locations corresponding to the spacers 11, and the horizontal rebar 15
Both ends of the are protruding outward. This projecting portion is joined to the projecting portion of the adjacent fence 30 at the construction site by welding means or the like, and is removed when unnecessary. Since the reinforcing bars 15 and 16 are arranged in the fence 30 formed in this way, it is extremely strong and does not easily break.

[0011]

In the present invention, as described above, according to the invention], the spacer
11 is made of an elastic material, and a space is provided between the main plate 2 and the sub plate 3.
The main plate 2 and the sub plate 3 are sandwiched by the bolts and nuts 4
I'm trying to firmly bond it, so in this bonded state
Spacer 11 is compressed and deformed flat, and in that state
After pouring in the cure and hardening it, remove the bolts and nuts 4.
The spacer 11 is compressed by the main plate 2 and the auxiliary plate 3 after being removed.
When the state is released, the spacer 11 returns to its original shape and its end
Surface a is easily peeled from the hardened concrete inside.
It Therefore, if the sub plate 3 is tumbled on the base 20, etc.,
The pin 11c protruding from the plate 3 lands on the base 20 or the like.
The front plate 11a floats up from the back plate 11b and
The back plate 11b is separated, and its end face a is an inner concave tapered surface.
As it is, you can take out the fence 30 easily. Shi
Therefore, a reinforced concrete fence can be easily and easily operated.
It can be manufactured.

[Brief description of drawings]

FIG. 1 is a perspective view of an apparatus for manufacturing a reinforced concrete fence.

FIG. 2 is a sectional view of the same.

FIG. 3 is a front view of a sub plate.

FIG. 4 is a partial perspective view of a sub plate.

FIG. 5 is a sectional view of a main part

FIG. 6 is a cross-sectional view of a schematic diagram.

[Figure 7] Front view of reinforced concrete fence

[Explanation of symbols]

 1 Base 2 Main plate 3 Sub plate 11 Spacer 11a Surface plate 11b Sub plate 30 Reinforced concrete fence a End surface

Claims (1)

(57) [Scope of utility model registration request] 1. A main plate 2 erected on a base 1, a sub plate 3 detachably attached to a side portion of the main plate 2, and the main plate 2.
The expansion and contraction itself, with a large number of pitches interposed between it and the sub plate 3.
Spacer 11 made of existing elastic material and this spacer 11
Bolts that connect the main plate 2 and the sub plate 3 while compressing and deforming the
And a nut 4, the spacer 11 is composed of a back plate 11b that is mounted on the auxiliary plate 3, a top plate 11a which is freely joined detachably on the back plate 11b, the front board 11a
In the hole 11d formed in the back plate 11b and the sub plate 3
It penetrates through the formed hole 3a and projects from the outer surface of the sub-plate 3.
An apparatus for manufacturing a reinforced concrete fence, characterized in that a protruding pin 11c is provided in a projecting manner, and the back plate 11b and the end face a of the front plate 11a are tapered surfaces having an inward concave shape in a joined state.