JPH11140877A - Foam resin block and wall structure - Google Patents

Abstract

(57) [Summary] A wall structure can be manufactured with high working efficiency. A foamed resin block 10 for supporting a wall used for civil engineering work has a pair of panel support members 12 embedded in a side surface 11c along a vertical direction of a foamed resin block body 11 formed in a rectangular parallelepiped shape. Have been. Each of the panel support members 12 is provided along the vertical direction in a state where the panel support members 12 are prevented from falling off in the horizontal direction with respect to the block main body 11 so that the drill screws 32 for attaching the wall panel 31 are coupled thereto. The foamed resin block 10 for supporting the wall surface is vertically stacked so that each side surface 11c on which the panel supporting member 12 is provided forms a vertical surface. 32 are screwed into each panel support member 12. Thereby, each wall panel 31 is supported by the wall supporting foamed resin block 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lightweight foamed resin block such as expanded polystyrene used for constructing a wall structure or the like by civil engineering, and a wall constructed with the foamed resin block. Related to body structures.

[0002]

2. Description of the Related Art In recent years, when building a wall structure or the like in various civil works, a lightweight foamed resin block such as expanded polystyrene is used. This foamed resin block is formed in a rectangular parallelepiped shape, and is used, for example, instead of embankment to construct various structures.

[0003] In the case of constructing a wall structure using a foamed resin block, for example, first, a foundation concrete is provided on the ground, and a plurality of columns are horizontally spaced at appropriate intervals on the foundation concrete. Are arranged vertically. Each support is fixed by an anchor member or the like so as not to fall down. After that, a plurality of wall panels, each of which is slidably supported in the up and down direction on each of the right and left sides by each of the uprights, are stacked in the up and down direction between the adjacent uprights to form a vertical wall surface. When the vertical wall surface is constructed in this way, the foamed resin blocks are stacked between the wall surface and the slope of the mountain.

As described above, in the construction method in which the foamed resin blocks are stacked after the wall surface is constructed, a heavy machine or the like is required to vertically fix each of the columns in order to construct the wall surface. There is a problem that work such as stacking is troublesome.

In order to solve such a problem, for example, Japanese Utility Model Registration Publication No. 2505997 discloses a method in which a frame is fitted to one end of a foamed resin block, and a plurality of portions of the frame are fixed with a plurality of screws. A configuration is disclosed in which a wall panel is attached to a foamed resin block by fixing the frame to a fixed frame, and attaching a screw or the like to the frame. In this manner, in the configuration in which the wall panel is attached to the foamed resin block via the frame, fixing of the support columns and the like become unnecessary, and workability is improved.

[0006]

However, in this case, in order to fix the frame to the foamed resin block, a plurality of portions of the frame must be fixed to the foamed resin block with a plurality of screws. There is a problem that the work is troublesome.

The present invention has been made to solve such a problem, and an object of the present invention is to provide a foamed resin block capable of efficiently constructing a wall structure. Another object of the present invention is to provide a wall structure that can be constructed with high work efficiency using such a foamed resin block.

[0008]

The foamed resin block of the present invention is a foamed resin block used when constructing a structure by civil engineering work, and comprises a rectangular parallelepiped foamed resin block main body. A panel support buried along the vertical direction in a state in which the screw for attaching a wall panel or the like is coupled to at least one side surface of the block body in a state in which the block body is prevented from falling off in the horizontal direction. And a member.

The panel support member has a vertical side surface exposed so as to be flush with a side surface of the block body, and an inner deep portion of the block body extends in the left-right direction and is pulled out in the horizontal direction. It has been stopped.

In the wall structure according to the present invention, a plurality of the foamed resin blocks are vertically stacked such that a vertical surface is formed by a side surface of each block body provided with a panel supporting member. A screw or the like is connected to a panel support member provided on each block body, and a wall panel is attached.

A gap is provided between the wall panel and each of the side surfaces constituting a vertical surface of the foamed resin blocks vertically stacked.

[0012] The foamed resin blocks stacked vertically are fastened by fasteners.

[0013]

Embodiments of the present invention will be described below in detail with reference to the drawings.

FIG. 1 is a perspective view showing an example of an embodiment of a wall structure constructed using the foamed resin block of the present invention. The wall structure is provided with, for example, a large number of versatile foamed resin blocks 20 and the foamed resin block 10 for supporting the wall surface of the present invention in a cut place on a mountain slope.
Are stacked so that the top surface is flat, and the stacked foamed resin blocks 10 and 20 are stacked.
On the top, for example, a concrete slab is provided to build a road.

In this wall structure, the foamed resin block 10 for supporting the wall surface of the present invention, which is stacked so as to form a vertical surface on the far side of the slope of the mountain, and the foamed resin block 10 for supporting the wall surface are stacked. And a general-purpose foamed resin block 20 that is stacked on a portion other than the portion to be formed. Then, a wall panel 31 is attached to a vertical surface formed by the foamed resin block 10 for supporting the wall, and a wall structure is constructed.

The general-purpose foamed resin block 20 is formed, for example, by subjecting polystyrene, polyethylene, polypropylene, or the like to in-mold bead foaming or extrusion foaming.
It is formed in a rectangular parallelepiped with a reduced vertical thickness,
They are stacked horizontally against the mountain slopes. The upper surface is horizontal so that a concrete slab can be constructed on the upper surface. When the general-purpose foamed resin blocks 20 are stacked in this way, on the far side of the mountain slope,
The wall-supporting foamed resin blocks 10 are stacked so as to form one vertical surface on the outside.

FIG. 2 is a perspective view showing an embodiment of the foamed resin block 10 for supporting a wall surface according to the present invention. The wall-supporting foamed resin block 10 is, for example, a block body 1 made of expanded polystyrene into a rectangular parallelepiped shape.
1 and one vertical side of the block body 11,
It has a pair of panel support members 12 buried along the vertical direction at appropriate intervals in the horizontal direction.

The block body 11 has a rectangular parallelepiped shape in which the upper surface 11a and the lower surface 11b are horizontal and the respective side surfaces 11c are vertically arranged.
A pair of grooves 11d in which each panel support member 12 is embedded are provided at appropriate intervals in the horizontal direction. Each groove 11d extends in the vertical direction so as to open on the upper surface 11a and the lower surface 11b of the block main body 11, and opens on one side surface 11c in the vertical direction. The cross section of each groove 11d has a trapezoidal shape in which the dimension in the width direction gradually increases toward the inner side.

Each of the panel supporting members 12 embedded in each of the grooves 11d is made of, for example, plastic.
d is formed in a trapezoidal cross section similar to the cross sectional shape of the block body 11 through the opening of each groove 11 d.
One side is exposed so as to be flush with c. Each panel support member 12 is formed to have the same length as the vertical length of each groove 11d so as to fit over the entire length of each groove 11d.

The wall-supporting foamed resin block 10 having the above-described structure is horizontally oriented such that one vertical surface is formed by the side surface 11c of each block body 11 provided with the pair of panel support members 12. Stacked up and down along. When the foamed resin blocks for wall support 10 are stacked, the side surface 11c of each foamed resin block 10 for wall support provided with the pair of panel support members 12 is provided.
Then, the wall panels 31 are respectively butted against each other. Each wall panel 31 has a side surface 11c on which the pair of panel support members 12 is provided in each wall supporting foamed resin block 10.
It is constituted by an extruded cement plate in the shape of a rectangular flat plate having the same size as that of. When each wall surface panel 31 abuts against the side surface 11c of the foam resin block 10 for supporting a wall, on which the panel support member 12 is provided, along the pair of panel support members 12 provided on the foam resin block 10 for a wall support. The plurality of drill screws 32 are screwed into the wall panel 31 at regular intervals in the vertical direction.
Each drill screw 32 screwed into the wall panel 31 penetrates through the wall panel 31 and is screwed into the panel support member 12 provided on each of the wall-supporting foam resin blocks 10 to be joined to the panel support member value 2. Thereby, each wall panel 31 is attached to each wall supporting foamed resin block 10 and is supported vertically.

In the above embodiment, each wall panel 31 is constituted by an extruded cement plate, but may be an asbestos plate, a plywood, a keystone plate, a slate plate or a phenol resin plate.

Each groove 11 provided in the block body 11
d, each panel support member 12 is provided with a groove 11d.
Since the inner part on the inner side is widened in the left-right direction, the inner part is prevented from falling off in the horizontal direction with respect to the groove 11d. Therefore, even if the drill screw 32 that supports the wall panel 31 is connected to each panel support member 12, there is no possibility that each panel support member 12 is detached from the block main body 11. Each of the grooves 11d provided in the block body 11 has, for example, an opening width of 30 mm, an inner back surface width of 50 mm, and a depth of 20 mm. Equal to
For example, 470 to 49 in consideration of distortion at the time of stacking and the like.
5 mm. Each panel support member 12 also has a groove 11
The size is the same as the size of d. Each panel support member 12
Required a force of 38 kg with a length of 100 mm in order to separate the block main body 11 from the side surface 11 c in the horizontal direction. Each of the panel support members 12 is a block body 1
Simultaneous molding with 1 and in-mold bead foam molding, or
After the block main body 11 is molded, it is manufactured by inserting it into each groove 11d.

When the foamed resin blocks 10 for supporting wall surfaces are stacked, as shown in FIG. 1, for example, a pair of fasteners 40 are respectively interposed between the foamed resin blocks 10 for wall support which are stacked vertically. You. FIG. 3 is a perspective view of the fastener 40. The fastener 40 is made of a metal plate, and has a horizontal main body portion 41 sandwiched between the foamed resin blocks 10 for supporting the wall surface. Main unit 4
1 has a rectangular shape, and is provided with a protruding portion 41a that protrudes laterally at the center of a pair of side edges. At each side of each of the protrusions 41a on each side edge where each of the protrusions 41a is provided, three locking claws 42 respectively extending in opposite directions are provided along the side edges. .

On each side edge orthogonal to each side edge provided with each locking claw 42, there are three engaging members extending in a direction opposite to the extending direction of each adjacent locking claw 42. Stop claws 43
Are provided along the side edges, respectively, and further, three locking claws 43 extending in opposite directions are provided along the side edges, continuing from the three locking claws 43. Have been.

Such fasteners 40 are respectively arranged on each side of the upper surface of the foamed resin block 10 for supporting the wall on which the main body 41 is arranged on the lower side, in the vicinity of the side surface on which the wall panel 31 is mounted. Each of the locking claws 42 and 43 extending downward is pressed downward so as to be inserted into the foamed resin block 10 for supporting the wall surface. And, the foamed resin block 10 for supporting the wall surface
Another wall-supporting foamed resin block 10 is stacked on top and pressed downward. Thereby, each fastener 40
And 4 on each locking claw 4 extending upward at
3 is a foamed resin block 1 for wall support disposed on the upper side
Inserted in 0. Accordingly, the foamed resin blocks 10 for supporting the wall surface arranged vertically are in a state of being fastened to each other, and there is no possibility of shifting in the horizontal direction. Therefore, the wall panel 3 is attached to each wall supporting foamed resin block 10.
Even if each of them is attached, there is no possibility that the respective wall-supporting foamed resin blocks 10 are mutually displaced in the horizontal direction due to the load of the wall panel 31.

Each panel supporting member 12 provided on each wall-supporting foamed resin block 10 is not limited to a configuration formed in a trapezoidal cross section by a synthetic resin.
Side surface 1 of the block body 11 so that
Any cross-sectional shape may be used as long as it is prevented from coming off in the horizontal direction from the block main body 11 in a state where it is exposed in the vertical direction to the block 1c. As shown in FIG. 4 (a), a cross section T in which the inner rear side portion of the block main body 11 is expanded in the left-right direction
As shown in FIG. 4 (b), a section H close to the side surface 11c of the block main body 11 and an inner back side part thereof are expanded in the left-right direction, and their central portions are connected to each other. You may comprise in a shape.

Further, each panel supporting member 12 may be formed by bending a metal plate extending vertically. For example, as shown in FIG. 4C, the left and right side edges of the metal plate are located on the inner side of the block body 11 so that the widthwise central portion of the metal plate is exposed from the side surface 11 c of the block body 11. FIG. 4D shows a configuration in which the bent portion is bent in an inclined state, and is continuously bent from the side surface 11c of the block main body 11 to the center in the width direction and is bent to the inner side of the block main body 11 in an inclined state. And a configuration in which the left and right side edges are bent perpendicular to the side surface 11c of the block body 11, respectively, as shown in FIG. 4 (e), the widthwise center exposed from the side surface 11c of the block body 11. A portion bent at a right angle toward the inner side of the block body 11 and a portion bent at a right angle toward the left and right so as to be separated from each other;
1 and a portion bent at a right angle toward the inner back side of the block body 1, and as shown in FIG.
A structure provided with a portion bent at a right angle toward the inner depth side of the block body 11 and a portion bent at a right angle in the left-right direction so as to be close to each other, continuously to the widthwise central portion exposed from the side surface 11c of the block body 11 It may be.

The foamed resin block 10 for supporting each wall surface
Is a foam resin block 1 for each wall which is stacked up and down
The configuration is not limited to the configuration in which the 0s are aligned along the up-down direction. Alternatively, as shown in FIG. 5, the foamed resin blocks 10 for wall support stacked vertically may be stacked in a state of being shifted in the horizontal direction. In this case, for example, when the wall-supporting foamed resin blocks 10 of the same size are stacked in the vertical direction, they are arranged so that their longitudinal directions are orthogonal to each other. For this reason, as shown in FIG.
Panel support members 12 are respectively provided on c. For example, a pair of panel support members 12 are provided on a side surface 11c along the longitudinal direction of the block body 11,
One is provided on the side surface 11c along the width direction.

Also in this case, as shown in FIG. 5, the fasteners 40 shown in FIG. 3 are interposed between the wall-supporting foamed resin panels 10 stacked vertically.

Each of the foamed resin blocks 10 for supporting the wall surface
The wall panel 31 attached to the side surface of the block body 11 in each of the wall-supporting foam resin blocks 10
For example, as shown in FIG. 5, the joint material 33 may be interposed so as to be appropriately spaced from the side surface 11 c of each foam resin block 10 for supporting the wall surface, as shown in FIG. 5. Good. The joint material 33 is made of, for example, an extruded product of foamed styrene having a foaming ratio of 20 times, rubber, or the like. In this way, when an appropriate gap is formed between each wall supporting foamed resin block 10 and the wall panel 31, the air layer in the gap functions as a heat insulating layer,
Foam resin block 10 for supporting each wall surface due to changes in temperature, etc.
Also, there is no possibility that the wall panels 31 will come into contact with each other due to expansion and contraction of the general-purpose foamed resin block 20.

Further, as shown in FIG.
1, the upper surface is notched horizontally to form an upper recess 31a along the upper edge, and the back surface of the lower edge of the wall panel is also notched horizontally to form a lower edge. The lower concave portion 31b along the upper surface may be formed. In this case, the lower recess 31b of the upper wall panel 31 in the wall panel 31 arranged in the vertical direction
, The upper concave portion 31b of the lower wall panel 31 is fitted. When the lower wall panel 31 is fitted into the lower recess 31b of the upper wall panel 31, a gap of about 5 to 20 mm is formed above the upper edge of the lower wall panel 31. You. As described above, the lower edge and the upper edge of each wall panel 31 arranged in the up-down direction are fitted to each other, so that the foamed resin blocks 10 for wall support stacked in the up-down direction are formed. The seam is hidden.

The panel support member 12 provided on the wall-supporting foamed resin block 10 is not limited to a structure in which a drill screw 32 for supporting the wall panel 31 is screwed and connected. A configuration may be adopted in which a screw hole to which a screw is screwed is provided in advance and the drill screw 32 is screwed into the screw hole.

In the above embodiment, the wall panel 3
1 is set to the same size as the side surface 11c of the foamed resin block 10 for supporting the wall surface on which the panel supporting member 12 is provided.
Although the configuration was such that one wall panel 31 was supported every time,
The size of the wall panel 31 is made larger than the side surface 11c of each of the foam resin blocks 10 for supporting the wall, and the plurality of foam resin blocks 10 for supporting the wall form one wall panel 3.
1 may be supported.

[0034]

According to the foamed resin block of the present invention, since the block main body is provided with the panel supporting member capable of supporting the wall panel, the wall panel can be directly attached to the panel supporting member. A structure can be constructed with high work efficiency.

[Brief description of the drawings]

FIG. 1 is a perspective view of a main part showing an example of an embodiment of a wall structure constructed using a foamed resin block of the present invention.

FIG. 2 is a perspective view of a foamed resin block used for the wall structure.

FIG. 3 is a perspective view of a fastener used for fastening foamed resin blocks stacked vertically.

FIGS. 4A to 4F are plan views of main parts showing another example of the embodiment of the foamed resin block of the present invention.

FIG. 5 is a side view of a main part showing another example of the embodiment of the wall structure of the present invention.

FIG. 6 is a perspective view of a foamed resin block used for the wall structure.

FIG. 7 is a side view showing another example of the wall panel used for the wall structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Foam resin block for wall support 11 Block main body 11c Side surface 11d Groove 12 Panel support member 20 General-purpose foam resin block 31 Wall panel 32 Drill screw 33 Joint material 40 Fastener

Claims (5)

[Claims] 1. A foamed resin block used when constructing a structure by civil engineering work, comprising: a block body made of a foamed resin having a rectangular parallelepiped shape; and at least one side surface of the block body, a wall surface A panel support member buried along the up and down direction while being prevented from falling off in the horizontal direction with respect to the block body so that screws and the like for attaching the panel are joined. Resin block. 2. The panel support member has a vertical side surface exposed so as to be flush with a side surface of the block main body, and an inner deep portion of the block main body extends in the left-right direction, and the panel support member extends in the horizontal direction. The foamed resin block according to claim 1, which is prevented from falling off. 3. A plurality of foamed resin blocks according to claim 1, which are vertically stacked such that a vertical surface is formed by a side surface of each block body provided with a panel support member. A wall structure, wherein a screw or the like is coupled to a panel support member provided on a block body, and a wall panel is attached. 4. The wall structure according to claim 3, wherein a gap is provided between the wall panel and each of the side surfaces constituting a vertical surface of the foamed resin blocks stacked vertically. 5. The wall structure according to claim 3, wherein the foamed resin blocks stacked vertically are fastened by fasteners.