JP6968596B2 - Artificial wooden deck and its construction method - Google Patents

Description

The present invention relates to an artificial wooden deck and a construction method thereof. More specifically, the present invention relates to, for example, a deck using artificial wood formed of a resin material mixed with wood powder.

Conventionally, in a deck arranged in a garden or the like outside a building, an artificial wood deck using artificial wood formed of a resin material mixed with wood powder is known (see, for example, Patent Documents 1 and 2). The artificial wooden deck described in Patent Documents 1 and 2 includes a deck main body and a stepped step portion. The step portion has a pair of side plates and a tread plate arranged between the pair of side plates.

Japanese Unexamined Patent Publication No. 2006-29004 Japanese Unexamined Patent Publication No. 2010-196417

In the step portion of the artificial wooden deck described in Patent Documents 1 and 2, the riser plate provided on the stairs or the like is not arranged in the space below the tread plate. A riser board is not arranged on the step portion of the artificial wooden deck, which is not preferable from the viewpoint of safety.
Further, conventionally, the artificial wooden deck has been required to improve the design. However, there are few steps in the artificial wooden deck where design is taken into consideration.
Therefore, in the artificial wooden deck, it is required to consider the safety aspect and improve the design of the entire artificial wooden deck including the step portion.

An object of the present invention is to provide an artificial wooden deck capable of improving the design and a construction method thereof.

In the present invention, a deck main body (for example, the deck main body 20 described later) having a plurality of floor board materials (for example, the floor board material 22 described later) made of artificial wood and a step portion connected to the deck main body (for example, for example). An artificial wooden deck (for example, an artificial wooden deck 1 described later) including a step portion 30) described later, wherein the step portion is between a pair of side plates (for example, a side plate 41 described later) and the pair of side plates. A step curtain plate portion (for example, described later) having a tread plate arranged in (for example, a tread plate 511 described later) and a riser portion (for example, a riser portion 56 described later) extending in the vertical direction and formed of artificial wood. The present invention relates to an artificial wooden deck provided with a step curtain plate portion 52).

Further, the step curtain plate portion has a step nose main body portion (for example, a step nose main body portion 54 described later) arranged on the front side of the tread plate and arranged at the upper end of the riser portion, and the riser portion and the riser portion. It is preferable that the nose body portion is integrally formed.

Further, the step portion includes a curtain plate reinforcing portion (for example, a curtain plate reinforcing bracket 57 described later) that reinforces the step curtain plate portion, and the curtain plate reinforcing portion is fitted to the back surface of the step curtain plate portion. It is preferable to have a possible first fitting portion (for example, upper fitting portion 575 and lower fitting portion 576, 577 described later).

Further, it is preferable that the curtain plate reinforcing portion has a second fitting portion (for example, a tread plate side fitting portion 573 described later) that can be fitted to the tread plate.

Further, it is preferable that the step curtain plate portion is fixed to the tread plate by jointly tightening the step curtain plate portion, the curtain plate reinforcing portion, and the tread plate with a screw member.

Further, it is preferable that the step curtain plate portion has a recess (for example, a side recess 542 described later) that is arranged on the upper side and opens downward.

Further, the step curtain plate portion may be arranged on the upper side and open to the front side, and may have a curtain plate cover member (for example, a step nose cover member 55 described later) attached to the step curtain plate portion. preferable.

Further, it is preferable that the floor plate material, the side plate and the tread plate have the same cross-sectional shape.

Further, the present invention is a method of constructing the artificial wooden deck, in which a curtain plate reinforcing portion for reinforcing the step curtain plate portion is fitted to the step curtain plate portion, and the curtain plate reinforcing portion is fitted to the step curtain. The first arrangement step of arranging the back of the plate portion and the second step curtain plate portion to which the curtain plate reinforcing portion is fitted are fitted to the tread plate, and the step curtain plate portion is arranged on the tread plate. The present invention relates to a method of constructing an artificial wooden deck including an arrangement step and a screw fixing step of jointly tightening the step curtain plate portion, the curtain plate reinforcing portion and the tread plate with a screw member after the second arrangement step.

According to the present invention, it is possible to provide an artificial wooden deck capable of improving the design and a construction method thereof.

It is a perspective view which shows the whole structure of the artificial wooden deck of this invention. It is a perspective view which shows the structure of the deck body of an artificial wooden deck. It is a perspective view which shows the step part of an artificial wooden deck. FIG. 3 is a sectional view taken along line AA of FIG. 3 showing a cross section of a side plate. It is a perspective view of the artificial wooden deck seen from the diagonally upper side of the rear side. It is a perspective view which shows the connection structure of a deck body and a step part. It is sectional drawing which shows the fixed structure of a side plate and a tread plate. It is a perspective view which shows the fixing structure of a side plate and a tread plate. It is a perspective view which looked at the tread plate and the step curtain plate part from the rear side. FIG. 3 is a cross-sectional view taken along the line BB of FIG. 3 showing a tread plate and a step curtain plate portion. It is a figure explaining the construction method of the artificial wooden deck, and is the perspective view which shows the case where the tread plate receiving metal fitting and the lower end mounting metal fitting are attached using the inner surface side drilling jig. It is a figure explaining the construction method of the artificial wooden deck, and is the perspective view which shows the state which the side plate is installed. It is a figure explaining the construction method of the artificial wooden deck, and is the perspective view which shows the state which attaches a tread board. It is a perspective view which shows the state which attaches a tread plate to a side plate. It is a perspective view which shows the state which the step curtain plate part is attached to a tread plate. It is a perspective view which shows the state which the curtain plate reinforcement bracket is fitted to the step curtain plate part. It is a perspective view which shows the state which attaches the lighting unit. It is a figure explaining the construction method of the artificial wooden deck, and is the cross-sectional view which shows the state which attaches the step curtain plate part to the tread plate by screw fixing, and attaches the step nose cover member. It is a perspective view which shows the case of performing the hole processing for attaching a handrail pillar or the like using the outer surface side drilling jig.

Hereinafter, an embodiment of the artificial wood deck 1 of the present invention will be described with reference to the drawings. FIG. 1 is a perspective view showing the overall configuration of the artificial wooden deck 1 of the present invention. FIG. 2 is a perspective view showing the structure of the deck body of the artificial wooden deck. FIG. 3 is a perspective view showing a step portion 30 of the artificial wooden deck 1. FIG. 4 is a sectional view taken along line AA of FIG. 3 showing a cross section of the side plate 41. FIG. 5 is a perspective view of the artificial wooden deck 1 as viewed from the diagonally upper side on the rear side. FIG. 6 is a perspective view showing a connection structure between the deck main body 20 and the step portion 30. FIG. 7 is a cross-sectional view showing a fixed structure of the side plate 41 and the tread plate 511. FIG. 8 is a perspective view showing a fixed structure of the side plate 41 and the tread plate 511. FIG. 9 is a perspective view of the tread plate 511 and the step curtain plate portion 52 as viewed from the rear side. FIG. 10 is a sectional view taken along line BB of FIG. 3 showing the tread plate 511 and the step curtain plate portion 52.

As shown in FIG. 1, the artificial wooden deck 1 of the present embodiment is installed in, for example, a garden outside the terrace window 11 of the building 10. The artificial wood deck 1 of the present embodiment is a deck of artificial wood in which the artificial wood is exposed to the outside mainly on the outer surface. In the present embodiment, the artificial wood is not natural wood, but, for example, artificial wood extruded from a resin material mixed with wood powder is used to give the texture of natural wood. Specifically, the plurality of floorboard materials 22 constituting the upper surface of the deck main body 20 of the artificial wood deck 1 of the present embodiment are formed, for example, by extrusion molding of a resin material mixed with wood powder, and have fine wood grain on the surface. It has a groove-like unevenness.

As shown in FIG. 1, the artificial wooden deck 1 includes a deck main body 20, a plurality of bundle pillars 21 that support the deck main body 20, and a step portion 30 connected to the deck main body 20. The deck body 20 is configured as a floor overhanging the outside of the building 10. As shown in FIG. 2, the deck main body 20 includes a plurality of floor board materials 22, a deck curtain board 23, and a plurality of large pulls 24. The plurality of bundle pillars 21 are arranged upright from the foundation stone 211, arranged side by side along the terrace window 11 (see FIG. 1) of the building 10, and arranged side by side in a direction away from the building 10. NS. The plurality of large pulls 24 are arranged on the upper surface of the upper end portion of the plurality of bundle pillars 21 and extend along the terrace window 11 of the building 10.

In the following description, regarding the direction of the step portion 30 in the artificial wooden deck 1, the left-right direction when the step portion 30 is viewed from the front (when facing the step portion 30) is also referred to as a left-right direction X, and is a step. The front-rear direction when the portion 30 is viewed from the front (when facing the step portion 30) is also referred to as a front-rear direction Y. Further, the front side of the step portion 30 is also referred to as a front side Y1, and the back side of the step portion 30 is also referred to as a rear side Y2.

The plurality of floor board materials 22 have a predetermined thickness and are formed in a long shape, and are arranged side by side in a predetermined direction. The plurality of floor board members 22 are arranged on the upper surface of the plurality of large pulls 24 and extend along a direction orthogonal to the longitudinal direction of the plurality of large pulls 24. A plurality of floor board materials 22 are formed by fixing the horizontal stop parts 26 to the large pull 24 in a state where the lower end portion of the adjacent floor board material 22 is sandwiched between the horizontal stop component 26 and the large pull 24. It is fixed to Obiki 24. Each of the plurality of floorboard materials 22 is formed of wood-grained artificial wood whose exterior surface expresses the texture of natural wood.

Each of the plurality of floorboard materials 22 is formed by, for example, extrusion molding of a resin material mixed with wood powder. As shown in FIG. 3, the floor plate material 22 has a flat upper surface and a lower surface, and has a rectangular cross section. The floor board material 22 is formed of a hollow structure profile having a plurality of hollow portions 221 arranged side by side in the width direction of the floor board material 22, and extends outward in the surface direction from the widthwise ends of the upper surface and the lower surface. It has an extending end portion 222 to be extended.

As shown in FIGS. 1 to 3, the deck curtain plate 23 is formed in a plate shape extending in the vertical direction. The deck curtain plate 23 is arranged along the end surface and the side surface of the floor plate material 22 so as to cover the end surface and the side surface of the floor plate material 22. The deck curtain plate 23 extends downward from the end surface and the side surface of the floor plate material 22. It should be noted that the present invention is not limited to this embodiment, and the deck curtain plate 23 may not be provided. When the deck curtain plate 23 is not provided, it is preferable that the end surface and the side surface of the floor plate material 22 are covered with a cover member (not shown). Further, in this case, as will be described later, since the floor plate material 22, the side plate 41 and the tread plate 511 are formed in the same cross-sectional shape, the side plate 41 can be used as a cover member for covering the side surface of the floor plate material 22 along the longitudinal direction. A cover member common to the side plate cover member 42 (described later) that covers the side surface in the longitudinal direction can be used.

The step portion 30 is installed at an arbitrary position on the edge of the deck main body 20. The step portion 30 is arranged between the ground and the deck main body 20, and is formed in a staircase shape for people to climb up and down the deck main body 20. In the present embodiment, in the step portion 30, for example, the tread plate 511 (described later) is formed in a two-step staircase shape.

As shown in FIGS. 3 and 4, the step portion 30 includes a pair of side plate constituent portions 40 and two sets of step stage constituent portions 50.

The pair of side plate constituent portions 40 each have a pair of side plates 41, a side plate cover member 42, a pair of side plate mounting brackets 43, and two side plate reinforcing members 44 (hollow portion reinforcing members).

The pair of side plates 41 are formed in the shape of plates rising from the ground. The pair of side plates 41 are arranged apart from each other in the left-right direction X, and are arranged so as to face each other. The pair of side plates 41 have a predetermined thickness and are formed in an elongated shape and extend in the inclined direction.

Each of the pair of side plates 41 is formed of artificial wood made of the same material as the floor plate material 22, and the exterior surface is formed in a wood grain tone expressing the texture of natural wood. Like the floor plate material 22, each of the plurality of side plates 41 is formed by, for example, extrusion molding of a resin material mixed with wood powder, and has fine wood grain-like groove-like irregularities on the surface.

As shown in FIG. 4, the side plate 41 has a flat left surface and a right surface, and has a rectangular cross section, similarly to the floor plate material 22. The side plate 41 is formed of a hollow structure profile having a plurality of hollow portions 411 arranged side by side in the width direction of the side plate 41, and extends outward in the surface direction from the widthwise ends of the left and right surfaces. It has an extending end portion 412. Further, in the present embodiment, the side plate 41 is formed of the same material and the same cross-sectional shape as the floor plate material 22.

As shown in FIGS. 3 and 4, the side plate cover member 42 is attached to the upper end portion of the side plate 41 so as to cover the opening of the upper end portion of the side plate 41. The side plate cover member 42 is inclined and extends along the upper end portion of the side plate 41. The side plate cover member 42 is made of a long plate material, has a pair of engaging portions 421 at both ends in the width direction, and engages with the upper end portion of the side plate 41. The side plate cover member 42 is formed of artificial wood, and the exterior surface is formed in a wood grain tone that expresses the texture of natural wood. Fine wood grain-like groove-like irregularities are formed on the surface of the side plate cover member 42.

As shown in FIGS. 5 and 6, the side plate mounting bracket 43 connects the step portion 30 to the deck main body 20. As shown in FIG. 6, the side plate mounting bracket 43 is mounted on the upper side side of the side plate 41. The side plate mounting bracket 43 has an inclined support plate 431, a vertical plate 432, an inverted U-shaped hook piece 433, and a fixing piece 434. The inclined support plate 431, the vertical plate 432, the inverted U-shaped hook piece 433, and the fixed piece 434 are connected in this order from the lower side to the upper side.

The inclined support plate 431 is arranged along the inclined surface of the lower portion of the rear side Y2 of the side plate 41, and is fixed to the lower inclined surface on the upper side of the side plate 41 by the screw member 431a.
The vertical plate 432 is arranged along the vertical end surface of the rear side Y2 of the side plate 41, and is fixed to the vertical end surface of the rear side Y2 of the side plate 41 by the screw member 432a.
The inverted U-shaped hook piece 433 is formed in an inverted U-shape and is locked to the upper end surface of the deck curtain plate 23.
The fixing piece 434 is fixed to the upper surface of the floor plate material 22 of the deck main body 20 by the screw member 434a.

In the side plate mounting bracket 43 fixed to the side plate 41, the inverted U-shaped hook piece 433 was locked to the upper end surface of the deck curtain plate 23, and the side plate 41 was sandwiched between the fixed piece 434 and the L-shaped bracket 435. In this state, the fixing piece 434 is screwed by the screw member 434a. In this way, the step portion 30 is fixed to the deck main body 20.

As shown in FIGS. 4 and 6, the two side plate reinforcing members 44 are formed so as to extend in the inclined direction of the side plate 41 inside the side plate 41, respectively. As shown in FIG. 4, the side plate reinforcing member 44 is arranged in the second hollow portion 411a from the upper side and the lowermost hollow portion 411b among the five hollow portions 411 of the side plate 41. The side plate reinforcing member 44 is formed in a substantially rectangular cylinder whose outer peripheral surface is arranged along the inner surface of the hollow portion 411, and the central portion in the vertical direction is recessed on the side surface. In the present embodiment, for example, the side plate reinforcing member 44 is made of an aluminum material.

The side plate reinforcing member 44 constitutes a strength member that retains the strength of the side plate 41. Further, as shown in FIGS. 7 and 8, the side plate reinforcing member 44 is as shown in FIG. 4 when the tread plate receiving metal fitting 61 (described later) is fixed to the inner side surface of the side plate 41 by the screw member 601. , Consists of a screw receiving portion that receives the tip of the screw member 601.

As shown in FIGS. 7 and 8, tread plate receiving metal fittings 61 are fixed to the inner side surfaces of the pair of side plates 41, respectively. Each of the pair of tread plate receiving metal fittings 61 is fixed to the inner side surface of the side plate 41. A tread plate side metal fitting 62 fixed to the tread plate 511 (described later) is attached to the tread plate receiving metal fitting 61 fixed to the side plate 41.

As shown in FIGS. 7 and 8, the tread plate receiving metal fitting 61 has a side plate 611, a bottom plate 612, and two projecting pieces 613.
The side plate 611 is formed in a plate shape and is arranged on the inner side surface of the side plate 41. The side plate 611 extends in the front-rear direction Y of the step portion 30. The side plate 611 is fixed to the inner side surface of the side plate 41 by the screw member 601.
The bottom plate 612 is formed in a plate shape, projects substantially horizontally from the lower end of the side plate 611 to the inside of the side plate 41, and extends in the front-rear direction Y of the step portion 30.
The two projecting pieces 613 are arranged apart from each other in the front-rear direction Y of the step portion 30. Each of the two projecting pieces 613 is formed by cutting out a part of the bottom plate 612 in a U shape and folding it downward, and projects downward from the bottom plate 612 and extends. An opening 614 is formed in a portion of the bottom plate 612 where the protruding piece 613 is folded back.

As shown in FIG. 3, the two sets of step stage components 50 are arranged between the pair of side plates 41. The two sets of step stage components 50 are arranged apart from each other in the inclination direction of the pair of side plates 41. As shown in FIGS. 9 and 10, the two sets of step stage constituent parts 50 include a tread plate constituent portion 51, a step curtain plate portion 52, and three curtain plate reinforcing brackets 57 (curtain plate reinforcing portions), respectively. It has a lighting unit 58 and. The tread plate constituent portion 51 includes a tread plate 511, two tread plate reinforcing members 514 as hollow portion reinforcing members, and a pair of tread plate side metal fittings 62 (see FIGS. 7 and 8).

The tread plate 511 is formed of an artificial wood made of the same material as the floor plate material 22, and the exterior surface is formed in a wood grain tone expressing the texture of natural wood. Like the floor plate material 22 and the side plate 41, the tread plate 511 is formed by, for example, extrusion molding of a resin material mixed with wood powder, and has fine wood grain-like groove-like irregularities on the surface.

As shown in FIGS. 9 and 10, the tread plate 511 has a flat upper surface and a lower surface and a rectangular cross section, similarly to the floor plate material 22 and the side plate 41. The tread plate 511 is formed of a hollow structure profile having a plurality of hollow portions 512 arranged side by side in the width direction (front-rear direction Y) of the tread plate 511, and is formed from the widthwise ends of the upper surface and the lower surface to the outside in the surface direction. It has an extending end portion 513 (upper surface extending end portion 513a, lower surface extending end portion 513b) extending in the direction. In the present embodiment, the tread plate 511 is formed of the same material and the same cross-sectional shape as the side plate 41 and the floor plate material 22.

In the present embodiment, the tread plate 511, the side plate 41, and the floor plate material 22 form a common member having the same material and the same cross-sectional shape by, for example, extrusion molding, and have the length and the angle at which they are arranged. Accordingly, it is manufactured by cutting or manufacturing to a predetermined length and a predetermined angle.

As shown in FIGS. 9 and 10, the two tread plate reinforcing members 514 are formed inside the tread plate 511, respectively, extending in the left-right direction X of the tread plate 511. The two tread plate reinforcing members 514 are arranged in the hollow portions 512a and 512b at both ends in the front-rear direction Y among the five hollow portions 512 of the tread plate 511. The tread plate reinforcing member 514 is formed in a substantially rectangular cylinder whose outer peripheral surface is arranged along the inner surface of the hollow portion 512, and the central portion in the front-rear direction Y is recessed on the upper surface and the lower surface. In the present embodiment, for example, the tread plate reinforcing member 514 is made of an aluminum material.

The tread plate reinforcing member 514 constitutes a strength member that maintains the strength of the tread plate 511. Further, among the five hollow portions 512 of the tread plate 511, the tread plate reinforcing member 514 arranged in the hollow portion 512a of the front side Y1 is a screw member 501 when the step curtain plate portion 52 is attached to the tread plate 511 by the screw member 501. It constitutes a screw receiving part that receives the tip side.

As shown in FIGS. 7 and 8, a pair of tread plate side metal fittings 62 are fixed to the lower surface of the end portion of the tread plate 511 in the left-right direction X. The tread plate 511 is attached to the side plate 41 by attaching the tread plate side metal fitting 62 fixed to the tread plate 511 to the tread plate receiving metal fitting 61 fixed to the side plate 41.

The tread plate side metal fitting 62 has a side plate 621, a bottom plate 622, and two projecting pieces 623.
The side plate 621 is formed in a plate shape and is arranged along the end surface of the end portion of the tread plate 511 in the left-right direction X. The side plate 621 extends in the front-rear direction Y of the tread plate 511.
The bottom plate 622 is formed in a plate shape, extends substantially horizontally from the lower end of the side plate 621 to the inside of the tread plate 511 with a predetermined width, and extends in the front-rear direction Y of the tread plate 511. The bottom plate 622 is fixed to the bottom surface of the end portion of the tread plate 511 in the left-right direction X.
The two projecting pieces 623 are arranged apart from each other in the front-rear direction Y of the tread plate 511. Each of the two projecting pieces 623 is formed by cutting out a part of the bottom plate 622 in a U shape and folding it downward, and projects downward from the bottom plate 622 and extends.

When the tread plate 511 is attached to the side plate 41, as shown in FIGS. 7 and 8, the protruding piece 623 of the tread plate side metal fitting 62 fixed to the tread plate 511 is inserted into the opening 614 of the tread plate receiving metal fitting 61 fixed to the side plate 41. By inserting it into, the protruding piece 623 of the tread side metal fitting 62 and the protruding piece 613 of the tread plate receiving metal fitting 61 are overlapped with each other. Then, the protruding piece 623 and the protruding piece 613 are fastened together by the screw member 502. As a result, the tread plate 511 is attached to the side plate 41 by fixing the tread plate side metal fitting 62 fixed to the tread plate 511 to the tread plate receiving metal fitting 61 fixed to the side plate 41.

As shown in FIG. 10, the step curtain plate portion 52 is fixed to the tread plate 511 by the screw member 501. The step curtain plate portion 52 has a step nose portion 53 and a riser portion 56. The step nose portion 53 includes a step nose main body portion 54 and a step nose cover member 55 (curtain plate cover member). The nose body portion 54 and the riser portion 56 are integrally formed. The riser portion 56 is formed in a plate shape extending in the vertical direction. The step nose main body portion 54 is arranged at the upper end of the riser portion 56, and projects to Y1 on the front side of the riser portion 56.

The step curtain plate portion 52 (step nose main body portion 54, riser portion 5) is formed of artificial wood, and the exterior surface is formed in a wood grain tone expressing the texture of natural wood. Similar to the floor plate material 22, the step curtain plate portion 52 is formed by, for example, extrusion molding of a resin material mixed with wood powder, and fine wood grain-like groove-like irregularities are formed on the surface of the front side Y1. ..

The step nose body portion 54 is arranged on the front side Y1 of the tread plate 511. The nose body portion 54 is formed so as to project from the surface of the front side Y1 of the riser portion 56 to the front side Y1. The nose main body portion 54 has an upper surface non-slip groove portion 541, a side surface recess 542 (screw member arrangement portion and wiring arrangement portion), and a lower surface recess 543 (lighting mounting recess). The nose body portion 54 and the tread plate 511 are located at substantially the same position in the vertical direction, and are arranged side by side in the horizontal direction.

The upper surface non-slip groove portion 541 is arranged on the front side Y1 of the tread plate 511 and has an upper surface slightly higher than the upper surface of the tread plate 511. The upper surface non-slip groove portion 541 has a groove-like unevenness formed on the upper surface and has a non-slip function.

The side surface recess 542 is formed by opening in the front side Y1 of the step nose body portion 54, and a screw member 501 for fixing the step curtain plate portion 52 to the tread plate 511 is arranged. A V-shaped V-groove 542a that opens to the front side Y1 is formed on a surface extending vertically on the inner inner side of the side surface recess 542. The V-groove 542a is formed over the entire area of the nose body portion 54 in the left-right direction X. The screw member 501 is moved in the front-rear direction Y from the front side Y1 of the side surface recess 542 toward the rear side Y2, and the tip is applied to the V-groove 542a. It is inserted into the upper portion of the extending board portion 571 and the inside of the tread plate 511. Here, when the step curtain plate portion 52 is fixed to the tread plate 511 with the screw member 501, the tip of the screw member 501 is brought into contact with the V groove 542a to easily determine the screwing position of the screw member 501 in the vertical direction. Can be done. Further, the step nose main body portion 54 and the tread plate 511 are arranged side by side in the horizontal direction, and the tread plate 511 extends in the front-rear direction Y. Therefore, even if the screw member 501 is moved in the front-rear direction Y, the tip of the screw member 501 is located inside the tread plate 511 and does not jump out to the outside. The head of the screw member 501 is arranged in the side recess 542.

The step nose cover member 55 is attached to the front side Y1 of the step nose body portion 54 so as to cover the screw member 501 arranged in the side recess 542. The nose cover member 55 has a width in the vertical direction and is formed of a long plate material extending in the horizontal direction. The step nose cover member 55 has a pair of engaging portions 551 at both ends in the width direction, and engages with the front side Y1 of the step nose body portion 54.

The step nose cover member 55 is formed of artificial wood, and the exterior surface is formed in a wood grain tone expressing the texture of natural wood. Fine wood grain-like groove-like irregularities are formed on the surface of the step nose cover member 55. The step surface shape of the step nose cover member 55 is the same as the cross-sectional shape of the side plate cover member 42. In the present embodiment, the nose cover member 55 and the side plate cover member 42 are made by cutting or manufacturing a common member having the same material and the same cross-sectional shape to a predetermined length according to the length used. Manufactured. As a result, the nose cover member 55 and the side plate cover member 42 can be used as a common member, so that the manufacturing cost can be reduced while improving the design. When the step nose cover member 55 is attached to the side surface recess 542, the surface of the step nose cover member 55 and the surface of the step nose body portion 54 are arranged in the same plane.

The lower surface recess 543 is arranged at the lower end portion of the step nose main body portion 54 arranged on the upper side of the step curtain plate portion 52, and is formed by opening downward. A lighting unit 58 is attached to the lower surface recess 543. The lighting unit 58 is formed in a long shape extending in the left-right direction X of the step curtain plate portion 52. The wiring 59 of the lighting unit 58 is led out from the lower surface recess 533 to the outside of the step portion 30 through the inside of the side surface recess 532 and the side plate 41 through the through hole 543a. The inside of the side recess 532 and the side plate 41 is also a wiring arrangement portion in which the wiring 59 of the lighting unit 58 is arranged.

As shown in FIG. 10, the riser portion 56 is formed in a plate shape extending downward from the lower end portion of the rear side Y2 of the nose main body portion 54 in the front-rear direction Y. The riser portion 56 is formed of artificial wood, and the exterior surface facing the front side Y1 is formed in a wood grain tone expressing the texture of natural wood.

On the back surface of the step curtain plate portion 52, which is the back surface of the rear side Y2 of the riser portion 56 and the step nose main body portion 54, a plurality of ridges 521 protruding from the back surface of the step curtain plate portion 52 and extending in the left-right direction X are formed. Has been done. The plurality of ridges 521 are arranged side by side in the vertical direction.

As shown in FIG. 10, among the plurality of ridges 521, the ridge 522 at the upper end has an upper fitting convex portion 522a (fitting portion) that protrudes downward and a protrusion 522a (fitting portion) that protrudes rearward from the upper end. The upper end convex portion 522b and the like are formed.
Of the plurality of ridges 521, the ridge 523 at the lower end has a lower first fitting convex portion 523a (fitting portion) protruding upward, and the second ridge 524 from the bottom has a downward protrusion. A protruding lower side second fitting convex portion 524a (fitting portion) is formed.

The three curtain plate reinforcing brackets 57 reinforce the step curtain plate portion 52 from the rear side Y2. As shown in FIG. 9, the three curtain plate reinforcing brackets 57 are arranged side by side so as to be separated from each other in the left-right direction X. In the present embodiment, the curtain plate reinforcing bracket 57 is made of a resin material.

As shown in FIGS. 9 and 10, the curtain plate reinforcing bracket 57 is arranged side by side in the left-right direction X on the surface of the extending board portion 571 extending in the vertical direction and the rear side Y2 of the extending board portion 571. The two protruding portions 572, the tread side fitting portion 573 (second fitting portion) projecting from the upper part of the surface of the rear side Y2 of the extending board portion 571 to the rear side Y2, and the front side Y1 of the extending board portion 571. The upper fitting portion 575 (first fitting portion) projecting to the front side Y1 at the upper end of the surface and the extending board portion 571 are arranged vertically separated below the surface of the front side Y1 and project to the front side Y1. It has two lower fitting portions 576,577 (first fitting portion).

The extending board portion 571 is arranged so as to extend in the vertical direction along the back surface of the step curtain plate portion 52. The upper portion of the extending board portion 571 is arranged between the step curtain plate portion 52 and the tread plate 511. A protruding portion 572 projecting to the rear side Y2 is formed between the middle of the extending substrate portion 571 in the vertical direction to the lower portion.

The protruding portion 572 is arranged on the lower side of the front side Y1 of the tread plate 511 when the step curtain plate portion 52 is attached to the tread plate 511.

The upper fitting portion 575 fits into the upper fitting convex portion 522a of the ridge 522 at the upper end portion arranged on the back surface of the step curtain plate portion 52 when the step curtain plate portion 52 is attached to the tread plate 511. do.
When the lower fitting portion 576, 577 is attached to the curtain plate reinforcing bracket 57 to the step curtain plate portion 52, the lower side first fitting convex portion 523a and the lower side are arranged at the lower portion of the back surface of the step curtain plate portion 52. It is fitted to the second fitting convex portion 524a.
As described above, the upper fitting portion 575 and the lower fitting portion 576,577 are formed on the curtain plate reinforcing bracket 57, so that the curtain plate reinforcing bracket 57 has the upper fitting portion 575 and the lower fitting portion 576,577. Is fitted to the back surface of the rear side Y2 of the riser 56.

As shown in FIG. 10, the tread plate side fitting portion 573 is a convex on the lower surface of the upper surface extending end portion 513a of the tread plate 511 when the step curtain plate portion 52 to which the curtain plate reinforcing bracket 57 is attached is attached to the tread plate 511. It is fitted to the portion 513d. As a result, the curtain plate reinforcing bracket 57 is fitted to the upper surface extending end portion 513a of the front side Y1 of the tread plate 511 in the upper tread plate side fitting portion 573.

Next, a procedure for attaching the step portion 30 to the deck main body 20 of the artificial wooden deck 1 will be described. FIG. 11 is a view for explaining the construction method of the artificial wooden deck 1, and is a perspective view showing a case where the tread plate receiving metal fitting 61 and the lower end mounting metal fitting 121 are attached by using the inner surface side drilling jig 71. FIG. 12 is a view for explaining the construction method of the artificial wooden deck 1, and is a perspective view showing a state in which the side plate 41 is installed. FIG. 13 is a view for explaining the construction method of the artificial wooden deck 1, and is a perspective view showing a state in which the tread plate 511 is attached. FIG. 14 is a perspective view showing a state in which the tread plate 511 is attached to the side plate 41. FIG. 15 is a perspective view showing a state in which the step curtain plate portion 52 is attached to the tread plate 511. FIG. 16 is a perspective view showing a state in which the curtain plate reinforcing bracket 57 is fitted to the step curtain plate portion 52. FIG. 17 is a perspective view showing a state in which the lighting unit 58 is attached. FIG. 18 is a view for explaining the construction method of the artificial wooden deck 1, and is a cross-sectional view showing a state in which the step curtain plate portion 52 is attached to the tread plate 511 by screw fixing and the step nose cover member 55 is attached. FIG. 19 is a perspective view showing a case where a hole is drilled for attaching a handrail pillar or the like using the outer surface side drilling jig 72.

First, as shown in FIG. 11, the tread plate side metal fittings 62 are attached to the pair of side plates 41. In this case, the inner surface side drilling jig 71 is used to make a hole for attaching the tread plate side metal fitting 62, and also to make a hole for passing the wiring 59 of the lighting unit 58, which will be described later.

As shown in FIG. 11, the inner surface side drilling jig 71 is formed in a plate shape. At the time of use, the inner surface side drilling jig 71 is used by bending one end side in a U shape along the creases 701 and 702, and is arranged so as to straddle the inner side surface, the inclined surface, and the outer surface of the side plate 41. The inner surface side drilling jig 71 has an inner surface alignment horizontal piece 711, an inclined surface corresponding piece 712, and an outer surface folded piece 713.

When attaching the tread plate side metal fittings 62 to the pair of side plates 41, the inner surface side drilling jig 71 is bent and the upper side 711a of the inner side surface alignment horizontal piece 711 is arranged so as to coincide with the tread plate top end position 511a. .. As a result, the top end of the tread plate 511 of the step step component 50 can be positioned. In this state, on the inner surface of the side plate 41, the tips of marking pens and the like are inserted into the plurality of tread plate drilling openings 711b and the lighting drilling openings 711c to drill the plurality of tread plate side metal fitting screw holes 401 and the lighting wiring hole 402. Mark the position. After removing the inner surface side drilling jig 71 from the side plate 41, a plurality of tread plate side metal fitting screw holes 401 and lighting wiring holes 402 are machined at marking positions.

Then, in the plurality of tread plate side metal fitting screw holes 401, the side plate 621 of the tread plate side metal fitting 62 is fixed to the mounting position of the tread plate 511 on the inner side surface of the side plate 41 by the screw member 601. Further, when the lighting unit 58 described later is attached to the lighting wiring hole 402, the wiring 59 of the lighting unit 58 is passed through.

Next, as shown in FIG. 12, the pair of side plates 41 are attached to the deck body 20. Specifically, at the lower end of the side plate 41, the lower end mounting bracket 121 attached to the inner surface of the lower end of the side plate 41 is temporarily fixed to the foundation stone 12 by tightening the screw member 122 halfway. Further, at the upper end of the side plate 41, the inverted U-shaped hook piece 433 is locked to the upper end surface of the deck curtain plate 23, and the side plate 41 is sandwiched between the fixed piece 434 and the L-shaped metal fitting 435. , The fixing piece 434 of the side plate mounting bracket 43 is temporarily fixed by tightening the screw member 434a halfway. As a result, the pair of side plates 41 are temporarily fixed to the deck body 20.

Here, in the middle of the inner surface of the side plate 41 in the vertical direction, the tread plate receiving metal fitting 61 is attached at a position where the tread plate 511 is attached. A side plate reinforcing member 44 is arranged in the hollow portions 411a and 411b inside the side plate 41 (see FIGS. 4 and 5). Therefore, when the tread plate receiving metal fitting 61 is fixed to the inner side surface of the side plate 41 by the screw member 601, the tip of the screw member 601 is received by the side plate reinforcing member 44, and the tread plate receiving metal fitting 61 is firmly fixed. Will be done. As a result, the tread plate 511 is fixed to the inner side surface of the pair of side plates 41 in a state of being reinforced by the side plate reinforcing member 44. Therefore, the mounting strength of the tread plate 511 to the side plate 41 can be improved.

Subsequently, as shown in FIG. 13, the tread plate 511 is attached to the pair of side plates 41. Specifically, as shown in FIG. 14, the protruding piece 623 of the tread plate side metal fitting 62 fixed to the lower surface of the end portion of the tread plate 511 in the left-right direction X is opened to the opening 614 of the tread plate receiving metal fitting 61 fixed to the side plate 41. By inserting it into, the protruding piece 623 of the tread side metal fitting 62 and the protruding piece 613 of the tread plate receiving metal fitting 61 are overlapped with each other. Then, the protruding piece 623 and the protruding piece 613 are fastened together by the screw member 502. As a result, the tread plate 511 is attached to the pair of side plates 41 by fixing the tread plate side metal fitting 62 fixed to the tread plate 511 to the tread plate receiving metal fitting 61 fixed to the side plate 41.

Next, as shown in FIG. 15, the step curtain plate portion 52 is attached to the tread plate 511.
Here, as shown in FIG. 16, before the step curtain plate portion 52 is attached to the tread plate 511, at a factory or a site where the artificial wooden deck 1 is constructed, the step curtain plate portion 52 is previously mounted on the back surface of the rear side Y2 of the step curtain plate portion 52. , The curtain plate reinforcing bracket 57 is fitted to the step curtain plate portion 52 and arranged on the back surface of the step curtain plate portion 52 (first arrangement step).

When the curtain plate reinforcing bracket 57 is fitted to the back surface of the rear side Y2 of the step curtain plate portion 52, in the upper part of the curtain plate reinforcing bracket 57, to the upper fitting convex portion 522a on the back surface of the step curtain plate portion 52. , The upper fitting portion 575 of the curtain plate reinforcing bracket 57 is fitted, and at the lower part of the curtain plate reinforcing bracket 57, the lower side first fitting convex portion 523a and the lower side second fitting on the back surface of the step curtain plate portion 52 are fitted. The lower fitting portions 576, 577 of the curtain plate reinforcing bracket 57 are fitted to the joint convex portion 524a. As a result, the work of attaching the curtain plate reinforcing bracket 57 to the back surface of the rear side Y2 of the step curtain plate portion 52 can be easily performed only by fitting the curtain plate reinforcing bracket 57 to the step curtain plate portion 52.

Further, as shown in FIG. 17, before the step curtain plate portion 52 is attached to the tread plate 511, the lower surface recess 543 of the nose portion 53 of the step curtain plate portion 52 is previously installed at a factory or a site where the artificial wooden deck 1 is constructed. The lighting unit 58 is attached to. Then, the wiring 59 of the lighting unit 58 is arranged from the lower surface recess 543 of the nose portion 53 through the side surface recess 542 through the through hole 543a, and the wiring 59 passed through the side surface recess 542 is inside the side plate 41. Connect to the wiring to be passed through via a connector or the like. The lighting unit 58 may be retrofitted to the lower surface recess 543 of the nose portion 53 of the step curtain plate portion 52 after the step portion 30 is installed.

Next, as shown in FIG. 18, the step curtain plate portion 52 into which the curtain plate reinforcing bracket 57 is fitted is fitted to the front side Y1 of the tread plate 511 and arranged on the tread plate 511 (second arrangement step). In this case, the tread plate side fitting portion 573 of the curtain plate reinforcing bracket 57 is fitted to the convex portion 513d of the lower surface of the upper surface extending end portion 513a of the tread plate 511 to temporarily fix the tread plate 511 to the step curtain plate portion 52. can do.

Subsequently, in a state where the tread plate 511 is temporarily fixed to the step curtain plate portion 52, the step curtain plate portion 52, the curtain plate reinforcing bracket 57, the tread plate 511 and the tread plate reinforcing member 514 are jointly tightened by the screw member 501 (screw fixing). Process). Here, since the V groove 542a is formed on the inner inner surface of the side surface recess 542, when the step curtain plate portion 52 is fixed to the tread plate 511 by the screw member 501, the screw member 501 is formed in the V groove 542a. By touching the tip, the screwing position of the screw member 501 in the vertical direction can be easily determined. As a result, the step curtain plate portion 52 can be easily fixed to the tread plate 511 in a state where the tread plate 511 is temporarily fixed to the step curtain plate portion 52.

Then, the lower end mounting bracket 121 (see FIG. 15) temporarily fixed at the lower end of the side plate 41 is finally fixed by tightening the screw member 122. Further, the fixing piece 434 (see FIG. 15) of the side plate mounting bracket 43 temporarily fixed at the upper end of the side plate 41 is finally fixed by tightening the screw member 434a.

Further, as shown in FIG. 18, the step nose cover member 55 is engaged with the side recess 542 of the step nose portion 53 of the step curtain plate portion 52. As a result, the nose cover member 55 is attached to the nose 53 so as to cover the screw member 501 arranged in the side recess 542 and the wiring 59 of the lighting unit 58.

Further, as shown in FIG. 19, when a handrail pillar (not shown) or the like is attached to the pair of side plates 41, a screw for fixing the handrail pillar or the like to the outer surface of the side plate 41 with a screw member is used. It is also possible to drill holes. In this case, the outer surface side drilling jig 72 is used to drill a screw hole for attaching a handrail pillar or the like with a screw member.

As shown in FIG. 19, the outer surface side drilling jig 72 is formed in a plate shape. The outer surface side drilling jig 71 is used by being bent in an L shape along the crease 703 at the time of use, and is arranged so as to straddle the outer surface and the inclined surface of the side plate 41. The outer surface side drilling jig 72 has an outer surface alignment horizontal piece 721 and an inclined surface corresponding piece 722.

When attaching a handrail pillar (not shown) to the pair of side plates 41, the outer surface side drilling jig 72 is bent so that the upper side 721a of the outer surface alignment horizontal piece 721 coincides with the pillar height setting position 73. Arrange to do so. This makes it possible to position the mounting height of the handrail pillar (not shown). In this state, on the outer surface of the side plate 41, the tips of marking pens and the like are inserted into the plurality of pillar drilling openings 721b to mark the drilling positions of the plurality of pillar fixing screw holes 404. After removing the outer surface side drilling jig 72 from the side plate 41, a plurality of column fixing screw holes 404 are drilled at the marking positions. Then, in the plurality of pillar fixing screw holes 404, the handrail pillar or the like is fixed to the mounting position on the outer surface of the side plate 41 by the screw member.

According to the artificial wood deck 1 of the present embodiment described above, the following effects are obtained.
The artificial wood deck 1 of the present embodiment includes a deck main body 20 having a plurality of floorboard materials 22 made of artificial wood, and a step portion 30 connected to the deck main body 20, and the step portions 30 are a pair. It includes a side plate 41, a tread plate 511 arranged between the pair of side plates 41, and a step curtain plate portion 52 extending in the vertical direction and having a riser portion 56 made of artificial wood. Therefore, in the step portion 30 of the artificial wood deck 1, the riser portion 56 formed of the artificial wood is arranged below the tread plate 511, so that a sense of unity with the floor plate material 22 can be obtained and the design can be improved. .. Further, since the riser portion 56 is provided, safety can be improved.

Further, in the present embodiment, the step curtain plate portion 52 has a step nose body portion 54 arranged on the front side Y1 of the tread plate 511 and at the upper end of the riser portion 56, and has a riser portion 56 and a step nose main body. The portion 54 is integrally formed. Therefore, the number of parts can be reduced by integrally forming the riser portion 56 and the step nose main body portion 54. As a result, the manufacturing cost can be reduced as compared with the case where the components are separately configured. Further, the assembling property can be improved as compared with the case where the riser portion 56 and the step nose main body portion 54 are separately configured. Further, by integrally forming the riser portion 56 and the stepped nose main body portion 54, a simple structure can be obtained and the design can be improved.

Further, in the present embodiment, the step portion 30 includes a curtain plate reinforcing bracket 57 that reinforces the step curtain plate portion 52, and the curtain plate reinforcing bracket 57 is fitted on the back surface of the step curtain plate portion 52 so as to be able to be fitted. It has a joint portion 575 and a lower fitting portion 576,577. Therefore, the curtain plate reinforcing bracket 57 can be easily temporarily fixed to the back surface of the step curtain plate portion 52 by simply fitting the upper fitting portion 575 and the lower fitting portions 576, 577 to the back surface of the step curtain plate portion 52. Can be done. This makes it possible to improve the workability of fixing the step curtain plate portion 52 to the tread plate 511.

Further, in the present embodiment, the curtain plate reinforcing bracket 57 has a tread plate side fitting portion 573 that can be fitted to the tread plate 511. Therefore, the tread plate 511 can be easily temporarily fixed to the curtain plate reinforcing bracket 57 only by fitting the tread plate side fitting portion 573 to the tread plate 511. This makes it possible to improve the workability of fixing the step curtain plate portion 52 to the tread plate 511.

Further, in the present embodiment, the step curtain plate portion 52 is fixed to the tread plate 511 by fastening the step curtain plate portion 52, the curtain plate reinforcing bracket 57, and the tread plate 511 together with the screw member 501. Therefore, when the step curtain plate portion 52 is fixed to the tread plate 511, it can be fixed with only one screw member 501, so that the workability of fixing the step curtain plate portion 52 to the tread plate 511 can be improved. Further, at the place where the step curtain plate portion 52, the curtain plate reinforcing bracket 57, and the tread plate 511 are lined up, the screw member 501 is moved along the direction in which the step curtain plate portion 52, the curtain plate reinforcing bracket 57, and the tread plate 511 are lined up. Can be fixed. As a result, the tip of the screw member 501 is located inside the tread plate 511 and is not exposed to the outside, so that safety can be ensured.

Further, in the present embodiment, the step curtain plate portion 52 has a lower surface recess 543 arranged on the upper side. As a result, a space for arranging the lighting unit 58 can be secured.

Further, in the present embodiment, the step curtain plate portion has a step nose cover member 55 which is arranged on the upper side and is open on the front side and is attached to the step curtain plate portion 52. As a result, the screw member 501 arranged in the side recess 542 can be hidden, so that the design can be improved.

Further, in the present embodiment, the floor plate material 22, the side plate 41, and the tread plate 511 have the same cross-sectional shape. Therefore, the floor plate material 22, the side plate 41, and the tread plate 511 are formed of artificial wood made of the same material, and a sense of unity of the artificial wood can be obtained, so that the design can be improved. Further, since the floor plate material 22, the side plate 41, and the tread plate 511 can be used as a common member, the manufacturing cost can be reduced while improving the design.

In the construction method of the artificial wood deck of the present embodiment, the curtain plate reinforcing bracket 57 for reinforcing the step curtain plate portion 52 is fitted to the step curtain plate portion 52, and the curtain plate reinforcing bracket 57 is attached to the back surface of the step curtain plate portion 52. The step of arranging the step curtain plate portion 52 in the step plate 511 (first arrangement step) and the step of fitting the step curtain plate portion 52 into which the curtain plate reinforcing bracket 57 is fitted to the tread plate 511 and arranging the step curtain plate portion 52 in the tread plate 511 (first arrangement step). (2 arrangement process) and after the step curtain plate portion 52 is arranged on the tread plate 511 (after the second arrangement step), the step curtain plate portion 52, the curtain plate reinforcing bracket 57 and the tread plate 511 are jointly tightened by the screw member 501. (Screw fixing process). Therefore, the curtain plate reinforcing bracket 57 can be temporarily fixed to the back surface of the step curtain plate portion 52 by fitting, the step curtain plate portion 52 can be temporarily fixed to the tread plate 511 by fitting, and then jointly fastened by the screw member 501. Therefore, the step curtain plate portion 52 can be easily attached to the tread plate 511.

Although the preferred embodiment of the artificial wood deck 1 of the present invention has been described above, the present invention is not limited to the above-described embodiment and can be appropriately modified.
For example, in the above-described embodiment, the step curtain plate portion 52 is arranged on the front side Y1 of the tread plate 511, but the present invention is not limited to this, and the step curtain plate portion may not be provided.

Further, in the above-described embodiment, the step curtain plate portion 52 is composed of a step nose portion 53 and a riser portion 56, but the present invention is not limited thereto. For example, the step curtain plate portion 52 may not have the step nose portion 53.

Further, in the above embodiment, the tread plate 511 of the step portion 30 is composed of two steps, but the present invention is not limited to this. The tread plate of the step portion may be composed of, for example, one step or three or more steps.

Further, in the above embodiment, the lighting unit 58 is configured to be arranged in the lower surface recess 543 of the nose main body 54, but the present invention is not limited to this. For example, another electronic device or the like may be arranged in the lower surface recess 543 of the nose main body 54.

Further, in the above-described embodiment, the floor plate material 22, the side plate 41, and the tread plate 511 are made of the same material, but the present invention is not limited thereto. For example, any one of the floor plate material 22, the side plate 41 and the tread plate 511 may be formed by mixing wood powder with a resin material different from the other two, or the floor plate material 22, the side plate 41 and the tread plate 511 may be formed respectively. , Wood powder may be mixed with different resin materials to form.

1 Artificial wood deck 20 Deck body 22 Floor board material 30 Step part 41 Side plate 42 Side plate cover member 52 Step curtain plate part 53 Step nose part 54 Step nose body part 56 Rising part 55 Step nose cover member (curtain board cover member)
57 Curtain plate reinforcement bracket (curtain plate reinforcement part)
58 Lighting unit 59 Wiring 501 Screw member 511 Tread plate 542 Side recesses (screw arrangement part, wiring arrangement part)
543 Bottom recess (lighting mounting recess)
573 Tread plate side fitting part (second fitting part)
575 Upper fitting part (first fitting part)
576,577 Lower fitting part (first fitting part)

Claims (8)

An artificial wooden deck including a deck body having a plurality of floorboard materials formed of artificial wood and a step portion connected to the deck body.
The step portion includes a pair of side plates, a tread plate arranged between the pair of side plates, a step curtain plate portion extending in the vertical direction and having a riser portion formed of artificial wood, and the step curtain plate portion. and a curtain plate reinforcing portion for reinforcing,
The curtain plate reinforcement portion, the step Makuban portion artificial wood deck that having a first fitting portion which can be fitted to the back of. The step curtain plate portion has a step nose main body portion arranged on the front side of the tread plate and arranged at the upper end of the riser portion.
The artificial wooden deck according to claim 1, wherein the riser portion and the step nose main body portion are integrally formed. The artificial wooden deck according to claim 1 or 2 , wherein the curtain plate reinforcing portion has a second fitting portion that can be fitted to the tread plate. The artificial method according to any one of claims 1 to 3, wherein the step curtain plate portion is fixed to the tread plate by jointly tightening the step curtain plate portion, the curtain plate reinforcing portion, and the tread plate with a screw member. Wooden deck. The artificial wooden deck according to any one of claims 1 to 4 , wherein the step curtain plate portion is arranged on the upper side and has a recess that opens downward. The artificial wood deck according to any one of claims 1 to 5 , wherein the step curtain plate portion is arranged on the upper side and the front side is open, and the curtain plate cover member is attached to the step curtain plate portion. .. The floor member, said side plates and said step plate is artificial wood deck according to any one of claims 1 to 6 the shape and dimensions of the cross-section are identical. The method for constructing an artificial wooden deck according to any one of claims 1 to 7.
The first arrangement step of fitting the curtain plate reinforcing portion for reinforcing the step curtain plate portion to the step curtain plate portion and arranging the curtain plate reinforcing portion on the back surface of the step curtain plate portion.
A second arrangement step of fitting the step curtain plate portion into which the curtain plate reinforcing portion is fitted to the tread plate and arranging the step curtain plate portion on the tread plate.
A method for constructing an artificial wooden deck, comprising: after the second arrangement step, a screw fixing step of jointly tightening the step curtain plate portion, the curtain plate reinforcing portion, and the tread plate with a screw member.

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