JP3709276B2 - Wall structure - Google Patents

Description

[0001]
BACKGROUND 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 work, and a wall structure constructed from the foamed resin block.
[0002]
[Prior art]
Recently, when building a wall structure or the like in various civil engineering works, lightweight foamed resin blocks such as foamed polystyrene have been 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]
When building a wall structure using foamed resin blocks, for example, first, foundation concrete is provided on the ground, and a plurality of struts are placed vertically on the foundation concrete with appropriate intervals in the horizontal direction. Be placed. Each column is fixed by an anchor member or the like so as not to fall down. Thereafter, a plurality of wall surface panels, in which the left and right side portions are supported by each column so as to be slidable in the vertical direction, are stacked in the vertical direction between adjacent columns to construct a vertical wall surface. When a vertical wall surface is constructed in this way, foamed resin blocks are stacked between the wall surface and the slope of the mountain.
[0004]
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 fix each column vertically in order to construct the wall surface, such as column fixing, wall panel stacking, etc. There is a problem that the work is troublesome.
[0005]
In order to solve such a problem, for example, in Utility Model Registration Publication No. 25059997, a frame body is fitted to one end portion of a foam resin block, and a plurality of parts of the frame body are expanded by a plurality of screws. The structure which attaches a wall surface panel by couple | bonding a screw etc. to the fixed frame body is disclosed. Thus, in the structure which attaches a wall surface panel to a foamed resin block via a frame, fixation of a support | pillar etc. becomes unnecessary and workability | operativity improves.
[0006]
[Problems to be solved by the invention]
However, in this case, in order to fix the frame body to the foamed resin block, a plurality of locations of the frame body must be fixed to the foamed resin block with a plurality of screws, and there is a problem that the work is troublesome.
[0007]
This invention solves such a problem, The objective is to provide the foamed resin block which can construct | assemble a wall body structure efficiently. Another object of the present invention is to provide a wall structure that can be constructed with good working efficiency using such a foamed resin block.
[0008]
[Means for Solving the Problems]
Wall structure according to claim 1 of the present invention includes a block body made of foamed resin that is configured to direct rectangular parallelepiped, at least one side of the block body, the screw or the like for attaching the wall panels A plurality of foamed resin blocks each provided with a panel support member embedded in the vertical direction in a state of being prevented from coming off horizontally with respect to the block main body so as to be coupled to each other. In addition, the vertical surfaces are formed by the side surfaces of each block body so that they are stacked in the vertical direction. Screws are connected to the panel support members provided on each block body, and the wall panel is attached. The wall panel is formed by cutting the surface at the upper edge in the horizontal direction to form an upper recess along the upper edge, and the back surface at the lower edge also in the horizontal direction. Forming a lower recess along the lower edge, and fitting the upper recess of the lower wall panel into the lower recess of the upper wall panel in the wall panel arranged in the vertical direction, When the side wall panel is fitted into the lower recess of the upper wall panel, a gap is formed above the upper edge of the lower wall panel .
[0011]
The said wall surface panel is provided with the clearance gap between each side surface which comprises the vertical surface of the foamed resin block piled up and down.
[0012]
The foamed resin blocks stacked in the vertical direction are fastened by a fastener.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
[0014]
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. In this wall structure, for example, a large number of general-purpose foamed resin blocks 20 and a wall-supporting foamed resin block 10 of the present invention are stacked in a cut place on a slope of a mountain so that the upper surface is flat. For example, concrete floor slabs are provided on the stacked foamed resin blocks 10 and 20 to construct a road.
[0015]
In this wall structure, on the far side of the slope of the mountain, the wall-supporting foamed resin block 10 of the present invention that is stacked so as to form a vertical surface, and the portion where the wall-supporting foamed resin block 10 is stacked The general-purpose foamed resin block 20 stacked on the part is used. And the wall surface panel 31 is attached to the vertical surface formed of the foam resin block 10 for wall surface support, and the wall structure is constructed | assembled.
[0016]
The general-purpose foamed resin block 20 is formed into a rectangular parallelepiped whose thickness in the vertical direction is reduced by, for example, in-mold bead foam molding or extrusion foam molding of polystyrene, polyethylene, polypropylene, etc. On the other hand, they are stacked horizontally. And the upper surface is leveled so that a concrete floor slab is constructed on the upper surface. When the general-purpose foamed resin blocks 20 are stacked in this way, the wall surface supporting foamed resin blocks 10 are stacked on the far side of the slope of the mountain so as to form one vertical surface on the outside.
[0017]
FIG. 2 is a perspective view showing an example of an embodiment of a foam resin block 10 for supporting a wall surface according to the present invention. The wall-supporting foamed resin block 10 includes, for example, a block main body 11 configured in a rectangular parallelepiped shape with foamed polystyrene, and one vertical side surface of the block main body 11 with an appropriate interval in the horizontal direction. And a pair of panel support members 12 embedded in the direction.
[0018]
The block body 11 has a rectangular parallelepiped shape in which the upper surface 11a and the lower surface 11b are horizontal and each side surface 11c is vertically configured, and each panel support member 12 is embedded in one vertical side surface 11c. A pair of groove portions 11d are provided at an appropriate interval in the horizontal direction. Each groove portion 11d extends along the vertical direction so as to open on the upper surface 11a and the lower surface 11b of the block body 11, and opens along one vertical surface 11c along the vertical direction. The cross section of each groove portion 11d has a trapezoidal shape in which the width direction dimension is gradually increased toward the inner back side.
[0019]
Each panel support member 12 embedded in each groove 11d is formed in a trapezoidal cross section similar to the cross-sectional shape of each groove 11d by, for example, plastic, and the side surface of the block body 11 is opened from the opening of each groove 11d. One side surface is exposed so as to be flush with 11c. Each panel support member 12 is formed to have the same length as the vertical length of each groove 11d so as to be fitted over the entire length of each groove 11d.
[0020]
The wall surface-supporting foamed resin block 10 having such a structure is vertically moved along the horizontal direction so 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 in the direction. When the wall surface supporting foamed resin blocks 10 are stacked, the wall surface panels 31 are abutted against the side surfaces 11c of the wall surface supporting foamed resin blocks 10 on which the pair of panel supporting members 12 are provided. Each wall panel 31 is formed of an extruded cement plate having a rectangular plate shape having the same size as the side surface 11c provided with the pair of panel support members 12 in each foam resin block 10 for wall support. When each wall panel 31 is abutted against the side surface 11c of each wall supporting foamed resin block 10 on which the panel supporting member 12 is provided, along the pair of panel supporting members 12 provided on each wall supporting foam resin block 10. The plurality of drill screws 32 are screwed into the wall surface panel 31 with a certain interval in the vertical direction. Each drill screw 32 screwed into the wall surface panel 31 penetrates through the wall surface panel 31 and is screwed into the panel support member 12 provided in each wall surface supporting foamed resin block 10 to be coupled to the panel support member 12 . Thereby, each wall surface panel 31 is attached to each wall surface supporting foamed resin block 10 and supported in a vertical state.
[0021]
In addition, in the said embodiment, although each wall surface panel 31 was comprised by the extrusion cement board, asbestos board, a plywood, a keystone plate, a slate board phenol resin board etc. may be sufficient.
[0022]
Each panel support member 12 embedded in each groove 11d provided in the block body 11 is in a horizontal direction with respect to the groove 11d because the inner back side portion of the groove 11d extends in the left-right direction. It is in a state where it is prevented from coming off. Therefore, even if the drill screws 32 that support the wall surface panel 31 are coupled to the panel support members 12, the panel support members 12 are not likely to be detached from the block body 11. Each groove 11d provided in the block main 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, and the vertical length is the vertical length of the block main body 11. For example, in consideration of distortion at the time of stacking, the thickness is 470 to 495 mm. Each panel support member 12 has the same size as each groove 11d. Each panel support member 12 was 100 mm long and required a force of 38 kg in order to be separated from the side surface 11c of the block main body 11 in the horizontal direction. Each panel support member 12 is manufactured by simultaneous molding at the time of block body 11 and in-mold bead foam molding or by inserting the block body 11 into each groove 11d after molding.
[0023]
When stacking the wall-supporting foamed resin blocks 10, as shown in FIG. 1, for example, a pair of fasteners 40 are interposed between the wall-supporting foamed resin blocks 10 stacked vertically. FIG. 3 is a perspective view of the fastener 40. The fastener 40 is comprised with the metal plate, and has the horizontal-shaped main-body part 41 pinched | interposed between each foam support resin block 10 for wall surface support. The main body portion 41 has a rectangular shape, and a protruding portion 41a that protrudes laterally is provided at the central portion of the pair of side edges. Three locking claws 42 that extend in opposite directions are provided along the side edges on each side portion of each protruding portion 41a at each side edge provided with each protruding portion 41a. .
[0024]
On each side edge orthogonal to each side edge on which each locking claw 42 is provided, there are three locking claws 43 extending in the opposite direction to the extending direction of the adjacent locking claw 42. Are provided along the side edges, and further, three locking claws 43 extending in the opposite direction are provided along the side edges in succession to the three locking claws 43. It has been.
[0025]
Such fasteners 40 are disposed on the respective side portions close to the side surface to which the wall surface panel 31 is attached on the upper surface of the wall surface supporting foamed resin block 10 on which the main body portion 41 is disposed on the lower side, and face downward. Each of the locking claws 42 and 43 extending in this manner is pressed downward so as to be inserted into the wall-supporting foamed resin block 10. Then, another wall supporting foam resin block 10 is stacked on the wall supporting foam resin block 10 and pressed downward. Thus, the respective locking claws 4 and 43 extending upward in each fastener 40 are inserted into the wall surface supporting foamed resin block 10 arranged on the upper side. Thereby, each foam resin block 10 for wall surface support arrange | positioned up and down will be in the state mutually fastened, and there is no possibility of shifting | deviating to a horizontal direction. Therefore, even if the wall surface panel 31 is attached to each wall surface supporting foamed resin block 10, the wall surface supporting foamed resin blocks 10 are not likely to be displaced in the horizontal direction due to the load of the wall surface panel 31.
[0026]
Each panel support member 12 provided on each wall-supporting foamed resin block 10 is not limited to a structure formed in a trapezoidal cross section with a synthetic resin, but is attached to the side surface 11c of the block body 11 so that a drill screw 32 or the like is screwed. Any cross-sectional shape may be used as long as it is prevented from coming off from the block main body 11 in the horizontal direction while being exposed along the vertical direction. As shown in a), the inner back side portion of the block main body 11 has a T-shaped cross section extending in the left-right direction, or as shown in FIG. You may comprise in the cross-section H shape which each back part spreads in the left-right direction and each center part was connected.
[0027]
Moreover, you may comprise each panel support member 12 by bending the metal plate extended in an up-down direction. For example, as shown in FIG. 4C, the left and right side edges of the metal plate are located on the inner back side of the block body 11 so that the central portion in the width direction of the metal plate is exposed from the side surface 11 c of the block body 11. Structure bent in an inclined state, as shown in FIG. 4D, a portion bent in an inclined state on the inner back side of the block body 11 continuously from the central portion in the width direction exposed from the side surface 11 c of the block body 11 4 and the side edges of the left and right sides of the block body 11 are bent in a state orthogonal to the side surface 11c, 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 back side of the block main body 11, a portion bent at a right angle toward the left-right direction so as to be separated from each other, and an inner depth of the block main body 11. Towards the side The structure which provides the part bent in the corner | angular direction, and as shown in FIG.4 (f), it continues to the center part of the width direction exposed from the side surface 11c of the block main body 11, and goes to the inner back side of the block main body 11. A configuration in which a portion bent at a right angle and a portion bent at a right angle in the left-right direction so as to be close to each other may be provided.
[0028]
In addition, each wall surface foaming resin block 10 is not limited to a configuration in which the wall surface foaming resin blocks 10 stacked in the vertical direction are aligned along the vertical direction, but each wall surface stacked in the vertical direction as shown in FIG. The supporting foamed resin blocks 10 may be stacked in a state shifted in the horizontal direction. In this case, for example, when the wall supporting foam resin blocks 10 having the same size are stacked in the vertical direction, the longitudinal directions are arranged so as to be orthogonal to each other. For this purpose, each wall surface supporting foamed resin block 10 is provided with panel support members 12 on all side surfaces 11c, as shown in FIG. As for the panel support member 12, for example, a pair is provided on the side surface 11c along the longitudinal direction of the block body 11, and one is provided on the side surface 11c along the width direction.
[0029]
Also in this case, as shown in FIG. 5, the fastener 40 shown in FIG. 3 is interposed between the wall surface supporting foamed resin panels 10 stacked in the vertical direction.
[0030]
Moreover, the wall surface panel 31 attached to each wall surface supporting foamed resin block 10 is not limited to the structure in which the wall surface supporting foam resin block 10 is in close contact with the side surface 11c of the block main body 11, but for example, as shown in FIG. You may make it interpose the joint material 33 so that a suitable space | interval may be left | separated with the side surface 11c of each foam resin block 10 for wall surface support. 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. As described above, when an appropriate gap is formed between each wall surface supporting foamed resin block 10 and the wall panel 31, the air layer in the gap functions as a heat insulating layer, and each wall surface support due to a change in temperature or the like. There is no possibility that the wall panels 31 come into contact with each other due to expansion and contraction of the foamed resin block 10 and the general-purpose foamed resin block 20.
[0031]
Further, as shown in FIG. 7, the surface of the upper edge of the wall panel 31 is notched in the horizontal direction to form an upper recess 31 a along the upper edge, and the back surface of the wall panel lower edge is also You may make it form the lower side recessed part 31b notched in a horizontal direction along the lower edge part. In this case, the upper recess 31b of the lower wall panel 31 is fitted into the lower recess 31b of the upper wall panel 31 in the wall panel 31 arranged in the vertical direction. 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. The Thus, the wall-surface-supporting foamed resin blocks 10 stacked in the vertical direction are formed by the lower edge and the upper edge of each wall panel 31 arranged in the vertical direction being fitted to each other. The seam is hidden.
[0032]
The panel support member 12 provided on the wall surface supporting foamed resin block 10 is not limited to a configuration in which a drill screw 32 for supporting the wall surface panel 31 is screwed and coupled. A configuration may be adopted in which a screw hole into which a screw is screwed is provided in advance and the drill screw 32 is screwed into the screw hole.
[0033]
Moreover, in the said embodiment, the magnitude | size of the wall surface panel 31 is made into the magnitude | size similar to the side surface 11c in which the panel support member 12 in each wall surface support foamed resin block 10 was provided, and each wall surface support foamed resin block. The wall surface panel 31 is supported every 10th, but the wall surface panel 31 is made larger than the side surface 11c of each wall surface supporting foamed resin block 10, so that a plurality of wall surface supporting foam resins are provided. A single wall panel 31 may be supported by the block 10.
[0034]
【The invention's effect】
In the foamed resin block of the present invention, the panel body is provided with a panel support member that can support the wall surface panel. Therefore, the wall surface panel can be directly attached to the panel support member, and the wall structure can be operated efficiently. Can be built well.
[Brief description of the drawings]
FIG. 1 is a perspective view of essential parts 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 in the vertical direction.
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, respectively.
FIG. 5 is a side view of the main part showing another example of the embodiment of the wall structure according to 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 a wall panel used for the wall structure.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 Wall support foam resin block 11 Block main body 11c Side surface 11d Groove part 12 Panel support member 20 General-purpose foam resin block 31 Wall panel 32 Drill screw 33 Joint material 40 Fastener

Claims (3)

And the block body made of expanded resin which is configured to direct rectangular parallelepiped, at least one side of the block body, as screws or the like for attaching the wall panels are joined, missing in the horizontal direction with respect to the block body A plurality of foamed resin blocks including a panel support member embedded in the vertical direction in a stopped state so that a vertical surface is formed by the side surface of each block body provided with the panel support member. Are stacked in the vertical direction, and the wall support panel is attached to the panel support member provided in each block body, and the wall panel is attached to the upper edge of the wall panel in the horizontal direction. Notch to form an upper recess along the upper edge, and the back surface at the lower edge also cut horizontally to form a lower recess along the lower edge The upper wall recess of the lower wall panel is fitted into the lower recess of the upper wall panel of the wall panel arranged in the vertical direction, and the lower wall panel is fitted to the lower recess of the upper wall panel. And a gap is formed above the upper edge of the lower wall panel . The wall structure according to claim 1 , wherein the wall panel is provided with a gap between each side surface constituting a vertical surface of the foamed resin blocks stacked in the vertical direction. The wall structure according to claim 1 , wherein the foamed resin blocks stacked in the vertical direction are fastened by a fastener.

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