JP7009152B2 - How to lay system tatami mats - Google Patents

Description

The present invention relates to a method of laying a system tatami mat on a floor material or a floor base material of a building.

Conventionally, a Japanese-Western eclectic floor structure in which a system tatami mat is laid on a floor material or a floor base material and a flooring material is laid on the outer periphery of the laid system tatami mat has been known. Various system tatami mat laying methods have been proposed.

For example, "When putting a standard product completed tatami mat in a room with 1 to 3 sides fixed, a predetermined number of standard product completed tatami mats are arranged close to the fixed existing frame of 1 to 3 sides, and a predetermined number of standard products are arranged. The installation frame is fixed at the end position other than the existing frame side of the tatami mat set, which is a finished tatami mat, or slightly inside it, and then a spacer is inserted in the gap between the existing frame and the tatami mat, and the upper part of the spacer is used. A method of laying tatami mats, which comprises fitting a cover member into a room. ”(For example, see Patent Document 1),“ A rimless thin tatami mat is laid in a square or rectangular laying area in a plan view. In the method of laying tatami mats, the four sides of the laying area are configured by appropriately arranging a wall and a stile member constituting a sill, a floor stile between floors, etc. in a plan view, and the four sides of the laying area. The total length of the stile member is long among the two other side portions orthogonal to the one side portion, with the surface of the portion having the longest total length of the stile member facing the laying area side as the reference surface. The surface of the other side that faces the laying area side and is orthogonal to the reference surface is the adjacent surface, the surface facing the reference surface is the first facing surface, and the surface facing the adjacent surface is the second facing surface. As a surface, first, a parting material mounting step of attaching a parting material having a cover portion formed at the upper end to the lower end of the wall surface of the wall facing the laying area side among the four sides of the laying area, and a parting material mounting step. After that, standardized rimless tatami mats are laid in order from the reference surface and the adjacent surface to the laying area so that the standard rimless tatami mats come into contact with each other. After the non-thin tatami mat laying step and this fixed-edge non-thin tatami mat laying step, the outer peripheral surface of the fixed-form edge non-thin tatami group formed by laying a plurality of fixed-edge non-thin tatami mats, the first facing surface and the second facing surface. An adjustment edgeless tatami mat made by cutting a standard edgeless tatami mat is laid between the surfaces so that it fits in between them, and at the corner where the first facing surface and the second facing surface intersect. When the adjustment edgeless thin tatami mat is laid and the standard edgeless tatami mat and the adjustment edgeless thin tatami mat are brought into contact with the lower end of the wall surface via the parting material, the fixed form is used. A method of laying a rimless tatami mat, which comprises a step of covering the rimless tatami mat with a cover portion of the parting material on the upper surface of the rim portion of the rimless thin tatami mat. Refer to Document 2.), "This is a method of constructing the floor of a building in which multiple tatami mats are laid on the floor base of the building and the tatami mat peripheral members are installed around the outer circumference of the tatami laying place where these multiple tatami mats are laid. Then, surrounding the outer circumference of the tatami mat laying place, temporarily apply it to the floor base. The temporary frame installation step of installing the frame, the tatami temporary placement step of temporarily placing the tatami mat in the temporary frame, the gap between the temporarily placed tatami mats, and the gap between the tatami mat and the temporary frame. The gap measurement step of measuring the dimensions and obtaining a correction value indicating the normal position of the outer peripheral edge of the tatami mat laying location with respect to the installation position of the temporary frame from the dimensions of the gap, and the temporarily placed tatami mat and the temporary frame. The removal step of removing from the floor base, the tatami peripheral member installation step of installing the tatami peripheral member at the regular position of the outer peripheral edge of the tatami laying location based on the installation position of the temporary frame and the correction value, and the above. A method for constructing a floor of a building, which comprises a tatami mat installation process in which the tatami mat is permanently installed in the tatami mat laying place surrounded by members around the tatami mat. (For example, see Patent Document 3) and the like have been proposed.

In the "method of laying tatami mats" described in Patent Document 1, the installation frame must be fixed at the end position of the tatami mats arranged first or slightly inside it, and it is very difficult to fix the installation frame. Furthermore, it was necessary to insert a spacer into the gap between the existing frame and the tatami mat, and to fit the cover member on the upper part of the spacer, which was troublesome because of many work processes and work parts.

In the "method of laying a thin rimless tatami mat" described in Patent Document 2, the outer peripheral surface and the facing surface of the fixed rimless thin tatami mat laid after being laid so that the standard rimless thin tatami mats are in contact with each other. Since the standard rimless tatami mats are cut and laid so that they fit in between, wasteful rimless tatami mats are generated, the work process is increased, and the work is costly and difficult.

In the "building floor construction method" described in Patent Document 3, a temporary frame installation step, a tatami mat temporary placement step, a gap measurement step, and a removal step of removing the temporarily placed tatami mat and the temporary frame from the floor base are included. It has a tatami peripheral member installation process to install tatami peripheral members in a regular position and a tatami book installation process, and there are many work processes, and the frame and tatami must be installed and removed, which is troublesome. rice field.

Japanese Unexamined Patent Publication No. 2001-173209 Japanese Patent No. 5431089 Japanese Patent No. 5792599

In view of the above problems, an object of the present invention is to provide a laying method capable of laying a system tatami mat on a floor material or a floor base material of a building easily and neatly without gaps.

That is, the present invention
[1] A scoring process in which a ruled line is drawn along the area of the system tatami mat to be laid on the floor material or floor base material of the building and the parting material installed around the system tatami mat, and flooring on the outside of the ruled line along the ruled line. A method of laying a system tatami mat, which comprises a process of installing a lumber, a process of installing a parting material inside the flooring material, and a process of laying a system tatami mat inside the parting material.
[2] The parting material is composed of a subordinate receiving member and a cover member, and the subordinate receiving member includes a flat bottom surface portion, a first hanging portion vertically erected at one end of the bottom surface portion, and a first. It is composed of a second vertical portion vertically erected at a predetermined interval from the vertical portion of the above, and a first recessed groove portion is formed by the first vertical portion and the second vertical portion. The height of the vertical portion 2 is lower than that of the first vertical portion, and the cover member includes a flat cover main body portion and an eaves portion extending horizontally from one end of the cover main body portion. It consists of a hanging portion that is vertically downwardly hung from the cover main body and fitted into the concave groove portion of the lower receiving member, and a hanging piece that is vertically downwardly suspended from the other end of the cover main body. And the hanging piece portion forms a second concave groove portion into which the second hanging portion is fitted, and the hanging piece portion has the height of the second hanging portion on the second concave groove portion side. The method for laying a system tatami according to the above [1], wherein a step portion is formed and a free end portion below the step portion bulges toward the other end.
[3] The above-mentioned [2], wherein a plurality of ridges are formed in parallel in the horizontal direction on both surfaces of the facing surface and the hanging portion of the first hanging portion and the second hanging portion. How to lay a system tatami mat.
[4] The width of the second concave groove portion between the step portion and the cover main body portion is narrower than the width of the second vertical portion, and the width of the second concave groove portion below the step portion is the second vertical portion. The method of laying the system tatami mat according to the above [2] or [3], which is characterized by being wider than the width of the above.
[5] In the process of installing the parting material, after installing the underlaying member of the parting material inside the flooring material, the hanging portion of the cover member is fitted into the concave groove portion of the underlaying member and the eaves portion of the cover member is formed. The method for laying a system tatami mat according to the above [2], [3] or [4], wherein the cover member is installed so as to cover the upper surface of the end portion of the flooring material.
[6] The system according to any one of [1] to [5] above, wherein in the step of laying the system tatami mat inside the parting material, the end of the system tatami mat is laid while pressing the parting material. How to lay tatami mats,
Regarding.

The configuration of the system tatami laying method of the present invention is as described above, and the system tatami can be laid neatly on the floor material or the floor base material of the building without any gaps.

It is a side view which shows an example of the underholding member which constitutes a parting material. It is a side view which shows an example of the cover member which constitutes a parting material. It is a top view which shows an example which the system tatami was laid between the existing boards by the laying method of the system tatami of this invention. FIG. 3 is a cross-sectional view taken along the line AA in FIG.

The method of laying the system tatami mat of the present invention is a ruled line in which a ruled line is drawn along the area of the system tatami mat to be laid and the parting material to be installed around the system tatami mat on the floor material or the floor base material of the building. The flooring material is installed on the outside of the ruled line along the line, the parting material is installed on the inside of the flooring material, and the system tatami mat is laid on the inside of the parting material.

The system tatami mat is a standard tatami mat whose shape and size are standardized, and a cushion sheet and a tatami mat surface are sequentially laminated on one surface of a core material, and are manufactured at a factory and have substantially the same shape and size. Thin tatami mats are preferred.

The core material imparts mechanical strength to thin tatami mats, and has been conventionally used as a core material for thin tatami mats. Can be mentioned.

The wood fiber board is a building material obtained by pulping wood or other plant fibers, bonding them with a binder resin, and heat-pressing them. For example, particle board, plywood, insulation fiber board (insulation board), medium density. Examples include fiber board (MDF) and hard fiber board (hard board).

Examples of the closed-cell synthetic resin foam include synthetic resin foams such as polystyrene, polyethylene, and polypropylene.

Since the overall thickness of thin tatami mats is generally as thin as 8 to 35 mm, a wood fiber board having high mechanical strength is preferable as a core material, and a medium density fiber board (MDF) is more preferable, and the thickness thereof is Is preferably 3 to 7 mm, more preferably 4.0 to 5.5 mm.

The cushion sheet imparts cushioning property and sound insulation property to thin tatami mats, for example, non-woven fabrics and woven fabrics of fibers such as linen fiber, cotton fiber, polyethylene fiber, polypropylene fiber, urethane fiber, polyacrylic fiber, and polyester fiber. , Matte, felt; Polyester resin foam sheet, Polyester resin foam sheet, Polyester resin foam sheet, Urethane foam sheet, Rubber foam sheet and other foam sheets; Craft paper, paperboard, thick paper, cardboard and the like.

The basis weight of the cushion sheet is generally 100 to 700 g / m ² , and the thickness is 2 to 6 mm. Further, as the cushion sheet, a plurality of thin cushion sheets may be laminated. Further, the cushion sheet may be laminated on both sides of the core material.

The tatami mat is a tatami mat that has been conventionally used as a tatami mat, and may be a natural tatami mat manufactured from rush, or a synthetic tatami mat manufactured from synthetic rush made of synthetic resin such as polyethylene resin or polypropylene resin. May be. As a synthetic tatami mat, for example, it is commercially available from Sekisui Chemical Co., Ltd. under the name of "Migusa (registered trademark)". Further, a method for producing a synthetic rush is described in, for example, Japanese Patent No. 3,254,492, Japanese Patent No. 3,149,551 and the like. The thickness of the tatami mat is generally 1 to 8 mm, preferably 1.5 to 3 mm.

On the back surface of the thin tatami mat, a non-slip sheet made of a silicone resin, an acrylic resin, an acrylic silicone resin, or a back surface finishing sheet such as a cloth adhesive tape may be laminated.

As the parting material, any conventionally known parting material can be used, but it is preferable that the parting material is urged so as to be pressed in the inner (system tatami) direction. The lower receiving member is vertically erected at a predetermined interval from the flat bottom surface portion, the first hanging portion vertically erected at one end of the bottom surface portion, and the first hanging portion. It is composed of a second vertical portion, and a first concave groove portion is formed by the first vertical portion and the second vertical portion, and the height of the second vertical portion is the first vertical portion. The cover member is lower than the installation part, and the cover member is vertically hung from the flat cover main body, the eaves extending horizontally from one end of the cover main body, and vertically downward from the cover main body, and is below. It consists of a hanging portion that is fitted into the concave groove portion of the receiving member and a hanging piece portion that is vertically downwardly hung from the other end of the cover main body portion. The hanging portion and the hanging piece portion form a second hanging portion. A second concave groove portion to be fitted is formed, and a step portion is formed in the hanging piece portion at the height of the second vertical groove portion on the side of the second concave groove portion, and the step portion is formed below the step portion. It is preferable that the free end portion bulges toward the other end portion.

Next, an example of the parting material will be described with reference to the drawings. FIG. 1 is a side view showing an example of a lower receiving member constituting the parting material, and FIG. 2 is a side view showing an example of a cover member constituting the parting material.

In FIG. 1, reference numeral 1 is a lower receiving member. The lower receiving member 1 stands vertically at a predetermined interval from the flat bottom surface portion 11, the first hanging portion 12 vertically erected at one end of the bottom surface portion 11, and the first hanging portion. It is composed of a second vertical portion 13 provided. The first recessed groove portion 14 is formed by the first hanging portion 12 and the second hanging portion 13, and the height of the second hanging portion 13 is made lower than that of the first hanging portion 12. There is.

Further, a plurality of ridges 15, 15 ... Are formed in parallel in the horizontal direction on the surface of the first vertical portion 12 facing the second vertical portion 13 (the surface on the side of the first concave groove portion 14). A plurality of ridges 16, 16 ... Are also formed on the surface of the second vertical portion 13 facing the first vertical portion 12 (the surface on the side of the first concave groove portion 14). It is formed in parallel in the horizontal direction so as to face 15 ... The cross-sectional shapes, widths, and heights of the ridges 15 and 16 are substantially the same, and are formed at a constant pitch.

In FIG. 2, reference numeral 2 is a cover member. The cover member 2 is vertically downward from the flat cover main body 21, the eaves 22 extending horizontally from one end of the cover main body 21, and the lower surface of the substantially central portion of the cover main body 21. It is composed of a hanging portion 23 fitted to the first concave groove portion 14 of the lower receiving member 1, and a hanging piece portion 24 vertically downward from the other end of the cover main body portion 21.

The eaves portion 22 is tapered so as to gradually taper toward the tip, and the upper surface is formed in a gentle arc shape, and the other end of the cover main body portion 21 and the upper surface of the hanging piece portion 24 are also connected in an arc shape. The upper surface of the entire cover member 2 is formed in a gentle arc shape so that it will not be caught even if it is stepped on.

A plurality of ridges 25, 25 ... And ridges 26, 26 ... Are formed in parallel in the horizontal direction on both sides of the lower portion of the hanging portion 23. The cross-sectional shapes, widths and heights of the ridges 25 and 26 are substantially the same as the cross-sectional shapes, widths and heights of the ridges 15 and 16, respectively, and are formed at a constant pitch. Further, the depths (height of the first hanging portion 12) of the first concave groove portion 14 and the hanging portion 23 of the lower receiving member 1 are substantially the same, and the widths thereof are substantially the same. When the cover member 2 is fitted to the lower receiving member 1, the protrusions 15, the protrusions 16 and the hanging portion 23 of the concave groove portion 14 (when the hanging portion 23 is fitted to the first concave groove portion 14) The ridges 25 and 26 are alternately fitted and locked.

The lengths of the hanging portion 23 and the hanging piece portion 24 are substantially the same, and the second recessed groove portion 27 into which the second hanging portion 13 of the lower receiving member 1 is fitted by the hanging portion 23 and the hanging piece portion 24. Is formed. In the hanging piece portion 24, a step portion 28 is formed on the second concave groove portion 27 side (inside) at the height of the second hanging portion 13 of the lower receiving member 1. That is, when the cover member 2 is fitted to the lower receiving member 1, the tip of the second hanging portion 13 is attached (when the second hanging portion 13 is fitted to the second recessed groove portion 27). It is in contact with the step portion 28 and is locked.

The width of the second concave groove portion 27 between the step portion 28 and the cover main body portion 21 is narrower than the width of the second vertical portion 13, and the width of the second concave groove portion 27 below the step portion 28 is the second. It is wider than the width of the vertical portion 13. The width of the second concave groove portion 27 and the width of the second hanging portion 13 are substantially the same in the step portion 28, and the free end portion 29 of the hanging piece portion 24 below the step portion 28 is in the direction of the other end (the other end portion). It bulges in the direction opposite to the hanging portion 23) and is wider than the width of the second hanging portion 13. That is, when the cover member 2 is fitted to the lower receiving member 1, the second hanging portion 13 and the free end are fitted (when the second hanging portion 13 is fitted to the second concave groove portion 27). There is a gap between the portions 29, and the free end portion 29 is urged toward the other end (direction opposite to the hanging portion 23). The entire hanging piece portion 24 may bulge in the direction of the other end (opposite to the hanging portion 23) and be urged in the direction of the other end (opposite to the hanging portion 23).

The parting member 10 is composed of a lower receiving member 1 and a cover member 2, and the hanging portion 23 of the cover member 2 is fitted into the first concave groove portion 14 of the lower receiving member 1 and the second concave groove portion 27 of the cover member 2. The second hanging portion 13 of the lower receiving member 1 is fitted to the lower receiving member 1, and the tip portion of the second hanging portion 13 is integrated by abutting the step portion 28 formed on the hanging piece portion 24. .. In order to integrate the lower receiving member 1 and the cover member 2, they may be pressed and fitted. Further, the hanging portion 23 is applied to the first concave groove portion 14 from the side, the second vertical portion 13 is applied to the second concave groove portion 27 from the side, and the cover member 2 is applied to the side of the lower receiving member 1 ( In the drawing, it may be fitted by sliding from the front side to the back side).

Examples of the material of the parting material 10 (underlay member 1 and cover member 2) include wood; metals such as iron and aluminum; synthetic resins such as vinyl chloride resin, polyethylene resin, polypropylene resin, polyamide resin and ABS resin. However, a synthetic resin molded product produced by melt extrusion of the synthetic resin is preferable.

Next, the method of laying the system tatami mat of the present invention will be described with reference to the drawings with an example of laying four system tatami mats in a square shape between existing boards. FIG. 3 is a plan view showing an example in which a system tatami mat is laid between existing plates by the method of laying a system tatami mat of the present invention, and FIG. 4 is a sectional view taken along the line AA in FIG.

In the figure, 60 is a peripheral member between the boards on which the existing floor material 30 is laid, 10 is a parting material, 40 is a flooring material, 50 is a square system tatami mat, and a square system tatami mat of the same size. 50 are laid in four squares.

The first step of the system tatami laying method of the present invention is a ruled line for drawing a ruled line on the floor material of the building along the area of the system tatami to be laid and the parting material to be installed around the system tatami. A square ruled line having a length of twice the width of the system tatami mat 50 and the width of the parting material 10 is marked on the existing floor material 30 at the place where the system tatami mat is to be laid.

The second step is a step of installing the flooring material 40 on the outside of the ruled line along the ruled line. That is, the flooring material 40 is spread between the ruled line and the peripheral member 60.

The third step is a step of installing the parting material 10 inside the flooring material 40. That is, the parting material 10 is installed along the inside of the ruled line so as to be in contact with the flooring material 40.

In the installation of the parting material 10, the underlaying member 1 is fixed so that the first hanging portion 12 abuts on the side surface of the flooring material 40 and the bottom surface portion 11 abuts on the existing floor material 30. Any method may be adopted for fixing the underlay member 1, but for example, a method of applying an adhesive, an adhesive or the like to the bottom surface portion 11 and adhering it on the existing floor material 30, or a bottom surface using double-sided adhesive tape. Examples thereof include a method of adhering the portion 11 and the existing floor material 30, a method of fixing the bottom surface portion 11 to the existing floor material 30 with nails, screws, screws and the like.

Next, the cover member 2 is brought into contact with the eaves portion 22 so that the bottom surface of the eaves portion 22 covers the upper surface of the end portion of the flooring material 40, and the hanging portion 23 is fitted into the first concave groove portion 14 of the lower receiving member 1 and the lower receiving portion is received. The second vertical portion 13 of the member 1 is fitted into the second concave groove portion 27, integrated with the lower receiving member 1, and fixed as the parting member 10.

The final step is a step of laying the system tatami mat 50 inside the parting material 10. The side portion of the system tatami mat 50 is laid so as to be pressed against the surface of the hanging piece portion 24 (free end portion 29) of the cover member 2. Since the hanging piece 24 (free end 29) is bulged inward and urged, the hanging piece 24 (free end 29) is the first hanging piece 24 (free end 29) even if the laying area is narrower than the system tatami mat 50 to be laid. It can be deformed and laid on the side of the installation portion 12, and after laying, the system tatami mat 50 is pressed toward the system tatami mat 50 side by the hanging piece portion 24 (free end portion 29) and is firmly held to prevent it from coming off.

The configuration of the system tatami laying method of the present invention is as described above, and the system tatami can be laid easily and neatly without gaps even if there is a design error in the size of the tatami mat or the set laying area. Therefore, it can be suitably used in the construction industry, especially when laying tatami mats between boards.

10 Parting material 1 Underlay member 11 Bottom part 12 First hanging part 13 Second hanging part 14 First concave groove part 15 Convex 16 Convex 2 Cover member 21 Cover body part 22 Eaves part 23 Hanging part 24 Hanging piece 25 Convex 26 Convex 27 Second concave groove 28 Step 29 Free end 30 Existing flooring 40 Flooring 50 System tatami 60 Peripheral member

Claims (5)

A ruled line that draws a ruled line along the area of the system tatami mat to be laid and the parting material to be installed around the system tatami mat on the floor material or floor base material of the building, and the flooring material is installed outside the ruled line along the ruled line. The parting material consists of a parting material, a step of installing a parting material inside the flooring material, and a process of laying a system tatami mat inside the parting material. From the bottom part of the shape, the first hanging part vertically erected at one end of the bottom part, and the second hanging part vertically erected at a predetermined interval from the first hanging part. Therefore, the first recessed groove portion is formed by the first vertical portion and the second vertical portion, and the height of the second vertical portion is lower than that of the first vertical portion, so that the cover is formed. The member is vertically hung from the cover main body, the eaves extending horizontally from one end of the cover main body, and vertically downward from the cover main body, and is fitted into the concave groove portion of the lower receiving member. A second recessed groove portion that is composed of a hanging portion and a hanging piece portion that is vertically downwardly hung from the other end of the cover main body portion, and the second hanging portion is fitted by the hanging portion and the hanging piece portion. Is formed, and a step is formed in the hanging piece at the height of the second vertical on the second concave groove side, and the free end below the step is in the direction of the other end. A method of laying a system tatami that is characterized by bulging . The system tatami mat according to claim 1 , wherein a plurality of protrusions are formed in parallel in the horizontal direction on both sides of the facing surface and the hanging portion of the first hanging portion and the second hanging portion. Method. The width of the second concave groove portion between the step portion and the cover main body portion is narrower than the width of the second vertical portion, and the width of the second concave groove portion below the step portion is smaller than the width of the second vertical portion. The method for laying a system tatami mat according to claim 1 or 2 , characterized in that it is widely used. In the process of installing the parting material, after installing the underlaying member of the parting material inside the flooring material, the hanging portion of the cover member is fitted into the concave groove portion of the underlaying member, and the eaves of the cover member is made of the flooring material. The method for laying a system tatami mat according to claim 1, 2, or 3 , wherein a cover member is installed so as to cover the upper surface of the end portion. The method for laying a system tatami mat according to any one of claims 1 to 4 , wherein in the step of laying the system tatami mat inside the parting material, the end portion of the system tatami mat is laid while pressing the parting material.

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