JP2873547B2 - H-type column fixing method and concrete inner frame for fixing H-type column - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an H-type column fixing method and an inner frame used for concrete foundation work for fixing the H-type column.

[0002]

2. Description of the Related Art A description will be given with reference to FIGS. In constructing the rockfall protection fence on an inclined surface, a concrete foundation 30 having a width larger than the cross-sectional H-shaped support 11 for supporting the rockfall protection fence is provided, and a plurality of cross sections provided on the concrete foundation 30 at appropriate intervals. H is inserted into each of the rectangular holes 31.
The mold support 11 is inserted, and an additional ready-mixed concrete 35 is filled in a gap between the H-type support 11 and the inner surface of the square hole 31 to fix the H-type support 11.

[0003] In the construction of the concrete foundation 30,
A wood plate such as a veneer plate or a styrene foam, which forms the square holes 31 at appropriate intervals in grooves 20 or the like (including an outer frame surrounded on both sides by a plate material) formed on the inclined surface in a substantially horizontal direction. After the rectangular inner frame 40 having a rectangular cross-section is erected, the ready-mixed concrete is poured into the gap between the groove 20 or the like and the rectangular inner frame 40, and when the raw concrete has hardened, the rectangular inner frame 40 is extracted.

[0004] However, the above-mentioned conventional H-shaped column fixing method and the rectangular inner frame for concrete foundation for fixing the H-shaped column have the following problems.

[0005] The square inner frame 40 is manufactured by assembling a wood board such as a plywood board and nailing, etc., which requires a great deal of time for manufacturing, is expensive, and is difficult to remove after the concrete foundation 30 is completed. There is a problem that it takes a lot of time. Although paper-made ones such as corrugated cardboard are conceivable, there is a problem that the strength is insufficient and the raw concrete is pressed by the raw concrete and deformed. In addition, it is difficult to dispose of the styrene foam after use.

[0006]

The problem to be solved is that the conventional H-shaped column fixing method and the square inner frame used for the concrete foundation for fixing the H-shaped column are formed by assembling a wood plate such as a plywood plate. , Manufactured by nailing, etc.
It takes a lot of time to manufacture, the price is high, and after the concrete foundation 30 is completed, even if you try to remove it, it is difficult to remove it, it takes a lot of time, and those made of paper such as cardboard, The present invention solves the above-described problems by lacking strength and deforming by being pressed by the ready-mixed concrete. The present invention solves the above-mentioned problem, and proposes an H-shaped column fixing method and a paper corner used for the H-type column fixing concrete foundation. It provides an in-mold frame.

[0007]

Means for Solving the Problems A first invention is to provide a waterproof and foldable corrugated paperboard square tube 61 having a rectangular cross section and a paper-made square tube 61 in a groove 20 or the like forming a side surface of a concrete foundation 30. A grid-like reinforcing member 65 made of corrugated paper and assemblable, in which a plurality of vertical plates 66 and horizontal plates 67, which are fitted in the rectangular cylinder 61 and are vertically intersected, are formed in a grid shape. Folded edge 6 fitted into square tube 61
After the rectangular inner frame 60 made of the horizontal rectangular corrugated paper sub-reinforcement 63 with 4 is erected, the ready-mixed concrete is poured into the gap between the inner surface of the groove 20 and the outer surface of the rectangular inner frame 60, and the ready-mixed concrete is hardened. Here, by peeling off the square inner frame 60, a concrete foundation 30 having a square hole 31 into which the H-shaped support 11 is inserted in the groove 20 or the like is formed. The support 11 is inserted and the H-type support 11 is inserted.
This is an H-type support fixing method including filling an additional ready-mixed concrete 35 into a gap between the hole 31 and the inner surface of the hole 31 and fixing the H-type support 11.

The second invention is a paper-made rectangular tube 61 made of corrugated paperboard laminated to an appropriate thickness and having a waterproof, foldable rectangular cross section, and the paper-made rectangular tube 61.
A plurality of corrugated paperboard vertical plates 66 perpendicular to one set of vertical surfaces facing each other of the rectangular paper cylinder 61, and a plurality of sheets perpendicular to another pair of horizontal surfaces facing each other. An H-shaped support made of a prefabricated paper grid reinforcement 65 formed by crossing corrugated paper horizontal plates 67 and a horizontal rectangular corrugated paper reinforcement 63 with bendable edges 64 is fixed. This is an inner frame for a concrete foundation.

In a third aspect of the present invention, in addition to the configuration of the second aspect, a plurality of paper vertical plates 66 and paper horizontal plates 67 of a paper lattice reinforcing member 65 respectively enter and cross each other. Cuts 68 and 69 are made on the respective intersection lines so that they can be performed.

According to a fourth aspect of the present invention, in addition to the configuration of the second or third aspect, the corrugated cardboard square cylinder 61 is provided in an upright state.
The direction of the corrugated board parallel hole is made horizontal.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of an H-type column fixing method of the present invention will be described with reference to FIGS.

First, in the first invention, as shown in FIG.
In order to make the concrete foundation 30, the groove 20 or the like forming the side surface is formed (the outer frame may be formed by a plate material or the like). Next, as shown in FIG.
At a suitable interval, shown in FIG. 7, each waterproof waterproofed collapsible rectangular corrugated paper box 61 having a rectangular cross section and a plurality of vertical plates 66 vertically fitted to the paper box 61 are fitted. And a horizontal plate 67 are crossed with each other to form a grid-like grid-type reinforcing member 6 made of corrugated cardboard, which can be assembled.
5 and the square inner frame 60 made of square paper made of the horizontal rectangular corrugated paper sub-reinforcement 63 with the bent edge 64 fitted into the paper square cylinder 61. Third, as shown in FIG. 3, ready-mixed concrete is injected into a gap between the inner surface of the groove 20 or the like and the outer surface of the square inner frame 60. Fourth, as shown in FIG. 4, when the raw concrete poured is hardened as described above, when the square inner frame 60 is peeled off, the concrete foundation 30 having the square hole 31 into which the H-shaped support 11 is inserted is formed. Complete.

As shown in FIG. 5, the H-shaped support 11 is
Then, as shown in FIG. 6, the additional ready-mixed concrete 35 is packed in the gap between the H-shaped support 11 and the inner surface of the hole 31, and is hardened to fix the H-shaped support 11.

Next, an embodiment of a concrete inner frame for fixing an H-shaped support of the second and third inventions will be described with reference to FIG.
Referring to FIG. 10, it is preferable in terms of strength that the direction of the parallel hole of the corrugated cardboard in the paper square tube made of corrugated cardboard laminated and compressed to an appropriate thickness is horizontal.

More specifically, 61 is a foldable corrugated cardboard square tube having a rectangular cross section, and 65 is an assembling corrugated cardboard reinforcing member fitted to the paper square tube 61, which is made of paper. Crossing a plurality of vertical paper plates 66 perpendicular to one pair of horizontal surfaces of the rectangular cylinder 61 with a plurality of horizontal paper plates 67 perpendicular to another pair of vertical surfaces. It is formed in a square shape. In addition, reference numeral 63 denotes a corrugated cardboard sub-reinforcing material used together with the paper lattice-like reinforcing material 65 in the fourth invention, and forms a bent edge 64 that can be bent to fit into the square tube 61. It is.

[0016]

The square inner frame 60 is made of laminated and compressed paperboard and waterproofed. It can be mass-produced, is inexpensive, lightweight, has excellent water resistance, is robust, and has storage and transportation. Is easy. In addition, when the concrete foundation 30 having the square hole 31 is used, even if it is used, the rectangular tube 61 is not pressed by the injected ready-mixed concrete and is not deformed.

The concrete foundation 3 having the square holes 31
After making 0, the square inner frame 60 can be easily peeled off from the concrete foundation 30 by making a cut with a cutter or the like.

[0018]

Since the present invention is configured as described above, it can be mass-produced, inexpensive, lightweight, water-resistant, robust, easy to store and transport, and
When the ready-mixed concrete is injected, it is not pressed and deformed. The square inner frame 60 can be easily removed from the concrete foundation 30 by making a cut with a cutter or the like. When the paper square tube 61 is folded and closed, it becomes a flat plate,
When the lattice-shaped reinforcement 65 is also disassembled, it becomes a flat plate, and the auxiliary reinforcement 63 becomes flat when the bent edge 64 is widened.
It is convenient because it does not take up space for storage.

[Brief description of the drawings]

FIG. 1 is a vertical cut front view of the ground showing grooves and the like formed for making a concrete foundation.

FIG. 2 is a vertical sectional view showing a state in which a rectangular inner frame is erected in a groove or the like in FIG.

FIG. 3 is a vertical sectional view showing a state in which ready-mixed concrete is injected between a groove or the like and a rectangular inner frame in FIG.

FIG. 4 is a vertical sectional view showing a state in which the square inner frame is removed after hardening of concrete in FIG.

FIG. 5 is a vertical sectional view showing a state in which an H-shaped support is inserted into a hole in a concrete foundation in FIG.

FIG. 6 is a vertical sectional view showing a state in which additional ready-mixed concrete is injected into a gap between an inner surface of an H-shaped support and a hole in FIG.

FIG. 7 is a perspective view showing an embodiment of the rectangular inner frame of the present invention.

FIG. 8 is a partially cutaway perspective view showing only the square tube of the square inner frame in FIG. 7;

9 is a perspective view showing only a grid-like reinforcing member of the square inner frame in FIG. 7;

FIG. 10 is an exploded perspective view of the lattice reinforcing member of FIG. 9;

FIG. 11 is a partially cutaway perspective view showing a sub-reinforcing member of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 11 H-type pillar 20 Groove etc. 30 Concrete foundation 31 Square hole 35 Additional ready-mixed concrete 40 Square inner frame 60 Square inner frame 61 Paper square tube 63 Secondary reinforcing material 64 Bending edge 65 Grid-like reinforcing material 66 Vertical plate 67 Horizontal plate 68 cut 69 cut

Claims (4)

(57) [Claims] 1. A waterproof and foldable corrugated paperboard square tube (61) having a rectangular cross section and a paper square tube (61) in a groove or the like (20) forming a side surface of a concrete foundation (30). ) That fit vertically
Vertical plate (66) and horizontal plate (67)
Eye-shaped assemblable corrugated paper lattice reinforcement (65) and bent edge to be fitted into paper square tube (61)
(64) with horizontal rectangular corrugated paper sub-reinforcement (6
After the square inner frame (60) made of 3) is erected, the ready-mixed concrete is poured into a gap between the inner surface of the groove or the like (20) and the outer surface of the square-shaped inner frame (60). Inner frame (6
0) to form a concrete foundation (30) having a square hole (31) into which the H-shaped support (11) is to be inserted in the groove or the like (20), and a hole in the concrete foundation (30). Insert the H-type support (11) into (31),
An H-shaped column fixing method, comprising: filling an additional ready-mixed concrete (35) in a gap between the mold column (11) and the inner surface of the hole (31), and fixing the H-shaped column (11). 2. A foldable rectangular paper square tube (61) made of corrugated paperboard laminated to an appropriate thickness and waterproofed, and fitted to the paper square tube (61). A plurality of corrugated paperboard vertical plates (66) perpendicular to a pair of vertical surfaces facing each other of the paper square tube (61) are provided with a plurality of vertical plates perpendicular to another pair of horizontal surfaces facing each other. Assembled paper grid reinforcement (65) formed by crossing corrugated paper cross plates (67) and foldable fold edges (6)
4) An inner frame for a concrete foundation for fixing an H-shaped support, which is made of a horizontal rectangular corrugated paper sub-reinforcement (63). 3. A plurality of vertical paper plates (66) and a plurality of horizontal paper plates (67) of a paper grid reinforcement (65), respectively, enter each other so that they can cross each other. 3. An inner frame for a concrete foundation for fixing an H-shaped support according to claim 2, wherein cuts (68, 69) are respectively made on the line. 4. The concrete inner frame for fixing an H-shaped support according to claim 2 or 3, wherein the direction of the parallel hole of the corrugated cardboard is made horizontal with the corrugated paper square tube (61) standing upright. .