JP3142180B2 - Concrete construction method - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of constructing a concrete formwork for building foundation and a concrete formwork.

[0002]

2. Description of the Related Art Conventionally, when constructing a foundation for a building, after arranging reinforcing bars, a template is arranged at a required interval and fixed on a foundation base portion of discarded concrete buried in the ground. The formwork is constructed and installed, concrete is poured from above into this formwork, and after the concrete has hardened, the formwork is removed and the foundation is constructed. I have.

[0003]

However, in such a conventional foundation construction method, it takes a very long time to remove the formwork such as a wooden formwork or a metal formwork because the formwork is reused. However, it is troublesome and time-consuming, and problems such as maintenance due to reuse are generally observed. Also, various types of discarded forms have been proposed as alternatives to such wooden forms and metal forms, but any of the discarded forms is not rational in terms of workability, and is complicated and troublesome. There are problems such as lack of economy and impractical.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to solve such problems in the prior art by reusing a formwork when constructing a foundation for a building without disposing of the formwork. The required foundation formwork is formed using the lower support hardware, the positioning clips, and the upper mounting hardware, and the cast concrete and the formwork are integrated to remove the formwork after the concrete hardens.あ る It is an object of the present invention to provide a method of constructing a concrete dumping formwork and a concrete dumping formwork which can be easily and economically constructed without the necessity.

[0005]

In order to achieve the above-mentioned object, a method for constructing a concrete shaping form according to a first aspect of the present invention is to dispose a lower support metal with a required width on a foundation base portion of a shaving concrete. An S-shaped positioning clip is attached to the lower support metal, a corrugated slate is fitted, a template is placed at a required interval, and a prescribed interval is provided along the upper edge of the template composed of the corrugated slate. It is characterized by arranging the upper mounting hardware and arranging and arranging the templates on both sides at a required interval to form a discarded form for a foundation, and casting concrete into the discarded form to construct a foundation. And

[0006] In addition, according to a second aspect of the present invention, there is provided a concrete rubbish formwork comprising a lower supporting metal member having a required width disposed on a foundation base portion of the concrete, and a plurality of S-shaped positioning clips attached to the lower supporting metal member. A template formed of a pair of spaced-apart corrugated slate, which is installed at a required interval by fitting a lower end portion of the positioning clip,
It is characterized by comprising a plurality of upper mounting hardware provided along the upper edge of the template and holding the template at a required interval.

[0007]

According to the first and second aspects of the present invention, a foundation template made of a corrugated slate is attached to a lower support metal made of a steel angle material disposed on a base of a discarded concrete. The lower end is fitted and arranged in the attached S-shaped positioning clip, and an upper mounting hardware is provided along the upper edge of the template to hold the template at a required interval. By assembling and constructing the formwork structure for the foundation, and disposing of the formwork for the foundation after casting concrete, the foundation can be constructed very easily and in a short time without skill. I can do it.

[0008] Other objects, features and advantages of the present invention will become apparent from the following detailed description taken in conjunction with the accompanying drawings.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIGS. 1 to 4 of the drawings show an example of a concrete dumping form for carrying out the concrete dumping method of the present invention. As shown in FIG. A concrete formwork 10 for carrying out the formwork construction method comprises a lower support 11 made of a steel angle material arranged at a required width on a foundation base 3 of a waste concrete 2 and attached to the lower support 11. Positioning clips 12, positioning clips 1
2, a template 14 made of a corrugated slate which is installed at a required interval with a lower end fitted therein, and an upper fitting 15 having an adjustable length provided along an upper edge of the template 14.
It is mainly composed of

As shown in the drawing, the template 14 of the concrete formwork frame 10 for the foundation is durable, has good familiarity with concrete, has good adhesion to concrete, and is made of an economical material. For example, corrugated slate such as asbestos slate, non-asbestos slate, and pulp cement board is suitable. In addition to the corrugated slate, a flat plate such as a fiber cement plate, a wood chip cement plate, and a calcium silicate plate, a corrugated plate, and the like can be used.

First, a template 14 made of such a corrugated slate is fixed on a foundation base portion 3 of a discarded concrete 2 made of split quarry stone with concrete, for example, by a fixed anchor 4 by an all anchor 4. A plurality of positioning clips 12 are attached to a lower supporting metal member 11 made of a steel angle material.
It is attached by fitting the lower end of the template 14 into the base plate. The lower metal support 11 has an L-shaped cross section as shown in the figure, and a general steel angle material can be used. In addition, the lower support metal 11 is made of steel outside the angle material,
It can also be made of any other suitable material, for example, aluminum alloy or plastic material. Further, the positioning clip 1
2 is formed by bending a strip-shaped metal plate such as a steel plate, an iron plate, a zinc-iron plate or the like into an S-shape, as shown in FIG.
Is hooked on the lower metal support 11, and the other leg 2
The lower end of the template 14 is fitted into the base 2.

As shown in FIGS. 1 and 2, an upper metal fitting 1 is provided along the upper edges on both sides of a template 14 composed of a pair of corrugated slats spaced from each other.
5 includes a pair of upper receiving angle members 16 and 17 and a connecting bolt 18 having one end welded and fixed to one upper receiving angle member 16, and the other end of the connecting bolt 18 is connected to the other upper receiving angle member 17. A pair of nuts 2
Fixed by 4 and 25. As is clear from the drawing, the upper mounting hardware 15 can adjust the distance W between the upper receiving angle members 16 and 17 to a required distance by a pair of nuts 24 and 25. In addition, the template 14 of the waveform slate
A hole is provided at the middle height of the
9 is passed through this hole to help hold the template upright at the required width. 4 is attached to the inside of the template 14 of the holding bolt 19 so as to hold the template 14, so that the template 14 is prevented from falling inside and falling down. I have. The inverted prevention clip 27 is made of a strip-shaped metal plate such as a steel plate, an iron plate, a galvanized iron plate or the like as shown in FIG.
9 is sandwiched.

[0013] The template 1 made of a corrugated slate in this manner.
4 are connected in order by a lower support hardware 11 and an upper mounting hardware 15 to form a concrete disposal mold frame 10 in a required configuration as shown in FIG. In this manner, the concrete discarding frame 10 formed into a required shape by the template 14, the lower supporting hardware 11, and the upper mounting hardware 15 is further reinforced by the holding bolts 19 as shown in the figure.

The method of constructing a concrete formwork using the concrete formwork 10 of the present invention thus constructed is carried out in the following construction order.

First, the foundation 3 of the concrete 2
Then, the embedding hole 5 of the all anchor 4 is drilled, the all anchor 4 is attached, and the rebar is assembled if necessary. 3
Fixed to Next, a positioning clip 12 is attached to the lower support metal 11, and a template 14 such as a corrugated slate is attached.
Is fitted into the positioning clip 12 and the template 14
And the upper mounting hardware 15 is mounted along the upper edge of the template 14, the opposing templates 14 are set at a predetermined interval, and the nut 26 is passed through the holding bolt 19 in the middle.
And the inverted prevention clip 27 are attached. Subsequently, if the adjacent template 14 is set and installed in the same manner, the required concrete scrap form 10 is formed.

As described above, the concrete scrapping form 1 of the present invention is provided.
If 0 is constructed, concrete 7 is poured from the upper part of the template 14, and when the concrete 7 is hardened, the foundation is completed. The foundation of a building can be constructed quickly and without any skill in a short period of time, and can be constructed economically and practically without any trouble or time. In addition, if necessary, the upper mounting hardware 15 can be removed and reused.

[0017]

As described above, according to the method for constructing a concrete shaping formwork of the present invention, a corrugated slate is used for a foundation template, and a corrugated slate template is formed by a lower supporting hardware and an upper mounting hardware. It can be fixed and supported to assemble and construct the required concrete formwork, concrete can be poured into this concrete formwork and a strong foundation can be easily constructed in a short time, without any special skill, especially The effect of being able to construct the foundation economically at low cost without the hassle and spare time can be integrated with concrete by using a material that is familiar with concrete, such as a corrugated slate, for the template. Is obtained.

[Brief description of the drawings]

FIG. 1 is a cross-sectional view showing one embodiment of a concrete dumping mold formed by the concrete dumping mold construction method of the present invention.

FIG. 2 is a perspective view of the concrete scrap frame of FIG. 1;

FIG. 3 is an enlarged perspective view of a positioning clip.

FIG. 4 is an enlarged perspective view of the inverted prevention clip.

[Explanation of symbols]

 2 Discarded Concrete 3 Base 4 All Anchor 5 Hole 7 Concrete 10 Concrete Discarded Form 11 Lower Supporting Hardware 12 Positioning Clip 14 Template 15 Upper Mounting Bracket 16 Upper Receiving Angle Material 17 Upper Receiving Angle Material 18 Connecting Bolt 19 Holding Bolt 21 Leg Part 22 Leg 24 Nut 25 Nut 26 Nut 27 Inverting prevention clip 28 Leg

──────────────────────────────────────────────────続 き Continued on the front page (58) Fields surveyed (Int.Cl. ⁷ , DB name) E02D 27/01 E04B 1/16 E04G 17/14 E04G 11/06

Claims (2)

(57) [Claims] 1. A lower support metal having a required width is arranged on a base of a concrete waste, and the lower support metal is provided on the lower support metal.
Attach the S-shaped positioning clip, insert the corrugated slate, install the template at the required interval, and place the upper mounting hardware at the predetermined interval along the upper edge of the template consisting of this corrugated slate. And forming the foundation by arranging the templates on both sides at a required interval to form a rubbish form for the foundation, and casting concrete into the rubbish form to construct the foundation. Frame construction method. 2. A lower support member arranged at a required width on a foundation base made of abandoned concrete, a plurality of S-shaped positioning clips attached to the lower support member, and a lower end portion fitted into the positioning clip to fit a required portion. A template formed of a pair of spaced-apart corrugated slate and spaced apart from each other, and a plurality of upper mounting hardware provided along an upper edge of the template and fixedly holding the template at a required interval. A concrete scrap formwork comprising: