JP2006348662A - Wall-behind piping structure of system bathroom - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a wall-behind piping structure of a system bathroom and capable of improving work efficiency by omitting internal piping, reducing piping cost, and shortening construction time. <P>SOLUTION: As the wall-behind piping structure of a wall panel 4 of a system bathroom 1 constituted by erecting wall panels 4 along a flange part 3A vertically formed at the circumferential edge of a waterproof pan 3, a piping space 4A is formed by partially cutting out a back-side part of the wall panel 4, leaving the surface of the wall panel 4, and a notch part 3a is formed by partially cutting out the flange part 3A of the waterproof pan 3. A primary pipe 13 raised below the waterproof pan 3 is passed through both the notch part 3a formed in the flange part 3A of the waterproof panel 3 and the piping space 4A in the wall panel 4, and its end part is passed through the wall panel 4 to face the inside of the system bathroom 1. A faucet 10 is connected to the end part. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a backside piping structure for connecting a primary pipe standing below a waterproof pan to a faucet fitting in a system bathroom.

  A primary pipe such as a water supply pipe and a hot water supply pipe standing on the floor surface is connected to a faucet fitting (calant) installed in the system bathroom. A description will be given based on (see, for example, Patent Document 1).

  10 is a side sectional view of a system bus showing a conventional piping structure, FIG. 11 is a perspective view of the system bus, and FIG. 12 is an exploded perspective view of the system bus.

  As shown in FIG. 10, in the system bath, a bathtub 102 is installed in the system bathroom 101, and the system bathroom 101 has a wall along a flange portion 103 </ b> A formed perpendicular to the periphery of the waterproof pan 103. The panel 104 is erected on four sides. The waterproof pan 103 is horizontally installed on the housing 106 by a plurality of columns 105 attached to the lower surface of the waterproof pan 103.

  By the way, as shown in FIG. 11, a counter 120 and a mirror 109 are installed on the wall panel 104 in the system bathroom 101, and a flush fitting 110 is attached to the counter 120. A faucet 111 and a shower 112 are attached to the faucet fitting 110.

  On the other hand, as shown in FIG. 12, a primary pipe 113 composed of a water supply pipe and a hot water supply pipe extending from a water supply and hot water supply equipment (not shown) rises on the housing 106, and this primary pipe 113 has the following piping structure. Is connected to the faucet fitting 110.

  That is, as shown in FIG. 10, a minute gap δ is formed between the flange portion 103A of the waterproof pan 103 and the housing (partition) 130, but the primary pipe 113 cannot pass through the gap δ. The internal pipe 121 from the primary pipe 113 to the faucet fitting 110 through the bathtub 102 and the counter 120 is necessary.

Specifically, as shown in FIG. 12, the internal pipe 121 passes through a circular hole 103 a formed in the waterproof pan 103 and rises vertically in the bathtub 102, and then is bent at a right angle in the bathtub 102. It extends horizontally into the counter 120 through a notch 102 a formed in the corner of the bathtub 102, and its end is connected to the faucet fitting 110.
Utility Model Registration No. 2563583

  As described above, in the conventional piping structure shown in FIGS. 10 to 12, in order to connect the primary pipe 113 to the faucet fitting 110 in the system bathroom 101, an internal pipe that bypasses the bathtub 102 and the counter 120. Since 121 is required, there is a problem that the piping cost is high and the construction time is long and the work efficiency is poor.

  The present invention has been made in view of the above problems, and the purpose of the process is a wall of a system bathroom in which internal piping is omitted and the work efficiency can be improved by reducing the piping cost and the construction time. It is to provide a back piping structure.

  In order to achieve the above-mentioned object, the invention according to claim 1 is characterized in that the rear side of the wall panel of the system bathroom constructed by standing the wall panel along a flange portion formed perpendicular to the periphery of the waterproof pan. As a piping structure, the rear surface portion of the wall panel is partially cut off to form a piping space, and a flange portion of the waterproof pan is partially cut away to form a cutout portion. The primary pipe that rises downward is passed through the notch formed in the flange part of the waterproof pan and through the piping space in the wall panel, and the end of the primary pipe passes through the wall panel and faces the system bathroom. The structure is such that a faucet fitting is connected to the end.

  The invention according to claim 2 is the invention according to claim 1, wherein the wall panel has a three-layer structure in which a heat insulating material is sandwiched between the front plate and the back plate, and the back plate is left with the front plate remaining. And the heat insulating material is partially cut to form the piping space in the wall panel.

  According to a third aspect of the present invention, in the first or second aspect of the present invention, the opening of the piping space of the wall panel is covered with a cover member.

  The invention according to claim 4 is the invention according to any one of claims 1 to 3, wherein the primary pipe is a plurality of pipes including at least a water supply pipe and a hot water supply pipe, and a plurality of pipes are provided on a flange portion of the waterproof pan. A notch is formed.

  The invention according to claim 5 is the invention according to any one of claims 1 to 3, wherein the notch is formed in one place of the flange portion of the waterproof pan, and the plurality of primary pipes are passed through the notch. It is characterized by that.

  The invention according to claim 6 is the invention according to any one of claims 1 to 5, characterized in that the primary pipe is constituted by a flexible pipe.

  A seventh aspect of the invention is characterized in that, in the sixth aspect of the invention, the flexible pipe is composed of a crosslinked polyethylene pipe.

  The invention according to claim 8 is characterized in that, in the invention according to any one of claims 1 to 5, the flange portion of the waterproof pan has a rising portion between it and the bathroom floor surface.

  According to the first aspect of the present invention, the primary pipe that rises below the waterproof pan is passed through the notch formed in the flange portion of the waterproof pan and passed through the piping space in the wall panel. The required internal piping is no longer necessary, the piping cost is kept low, and the construction time is shortened to improve the work efficiency.

  According to the second aspect of the present invention, the back plate and the heat insulating material are partially cut out while leaving the front plate of the wall panel configured as a three-layer structure by sandwiching the heat insulating material between the front plate and the back plate. Thus, a piping space can be easily formed in the wall panel.

  According to the invention described in claim 3, since the opening portion of the piping space of the wall panel is covered with the cover member, the surface plate is reinforced by the cover, and the attachment strength of the flush metal fitting to the wall panel is increased.

  According to the invention described in claim 4, since the plurality of notches are formed in the flange portion of the waterproof pan, and one of the primary pipes is passed through each notch, the notch width of each notch is kept small. And a decrease in strength of the flange portion can be minimized.

  According to the fifth aspect of the present invention, the notch is formed in one place of the flange portion of the waterproof pan, and a plurality of primary pipes are passed through the notch portion. Cost is reduced.

  According to the inventions of claims 6 and 7, since the primary pipe 13 is composed of a flexible pipe such as a flexible cross-linked polyethylene pipe, it can be easily bent and piped, and the rising position of the primary pipe Can be absorbed flexibly, and the workability on site can be improved.

  According to invention of Claim 8, a notch part can be formed in the flange part which has a standing part between the bathroom floor surfaces of a waterproof pan, and a piping pipe in a wall panel is passed through a primary pipe in this notch part. Can be launched.

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

  1 is a perspective view of a system bus provided with a back wall piping structure according to the present invention, FIG. 2 is a side sectional view of the system bus, FIG. 3 is a perspective view of a back wall piping portion, and FIG. FIG. 5 is a sectional view taken along line AA in FIG. 4, and FIGS. 6A to 6C are perspective views showing a procedure for forming a piping space on the wall panel. It is.

  In the system bath according to the present embodiment, as shown in FIG. 1, a bathtub 2 is installed in the system bathroom 1, but the system bathroom 1 has a peripheral edge of the waterproof pan 3 as shown in FIG. The wall panel 4 is erected on the four circumferences along a flange portion 3A formed perpendicularly. Here, as shown in FIGS. 2 to 4, a rising portion 3 b that rises vertically from the bathroom floor is formed on the periphery of the waterproof pan 3, and an L-shaped cross section is formed at the upper end of the rising portion 3 b. A flange portion 3A is formed. The flange portion 3 </ b> A includes a horizontal portion 3 </ b> A- 1 that receives the lower end of the wall panel 4 and a vertical portion 3 </ b> A- 2 that rises vertically along the outer surface of the wall panel 4. As shown in FIG. 2, the waterproof pan 3 is horizontally installed on the housing 6 by a plurality of columns 5 attached to the lower surface thereof.

  By the way, as shown in FIG. 1, the wall panel 4 which faces the bathtub 2 in the system bathroom 1 is provided with the window 7 which can be opened and closed, and the hand grip 8 is attached to the lower side. Further, a mirror 9 and a faucet fitting (caran) 10 are attached to the wall panel 4 facing the washing place of the waterproof pan 3, and a faucet 11 and a shower 12 are attached to the faucet fitting 10. In addition, the drain port 18 is formed in the lowest location which contacts the bathtub 2 of the waterproof pan 3. FIG.

  On the other hand, as shown in FIG. 2, a primary pipe 13 made up of a water supply pipe and a hot water supply pipe extending from a water supply and hot water supply equipment (not shown) rises on the housing 6, and these primary pipes 13 are walls according to the present invention. The faucet fitting 10 is connected by a back piping structure.

  In the present embodiment, the primary pipe 13 is composed of a flexible cross-linked polyethylene pipe having flexibility, and as shown in FIG. 2, these stand up along the back surface of the wall panel 4 without detouring. Has been raised.

  By the way, as shown in FIGS. 3 to 5, two portions of the flange portion 3 </ b> A of the waterproof pan 3 are notched to form a notch portion 3 a, and the back side of the wall panel 4 is partially cut into a rectangular shape. A pipe space 4 </ b> A is formed by cutting away.

  Here, the procedure for forming the piping space 4A in the wall panel 4 will be described with reference to FIGS.

  The wall panel 4 has a three-layer structure in which a heat insulating material 4c such as foamed urethane is sandwiched between a surface plate 4a such as a galvanized steel plate and a back surface plate 4b, and the back panel 4b and the heat insulating material 4c As shown in FIG. 6A, linear perforations a and b that extend in the vertical direction parallel to each other with a predetermined width and perforations c that extend horizontally in a straight line are formed. .

  Thus, by cutting the back plate 4b and the heat insulating material 4c of the wall panel 4 with a cutter or knife along the perforations a, b, and c shown in FIG. As shown in FIG. 6 (B), the wall panel 4 is formed with a rectangular space as a piping space 4A, leaving the surface plate 4a.

  When the piping space 4A is formed in the wall panel 4 as described above, as shown in FIG. 6C, two left and right circular holes 14 are drilled in the portion facing the piping space 4A of the surface plate 4a. A rectangular cover 15 made of, for example, galvanized steel is fitted into the opening of the space 4A from the back side, and the opening is covered with the cover 15. Here, a flange 15 </ b> A is formed on the periphery of the cover 15 except for the lower edge, and two left and right circular holes 16 are formed in the upper portion of the cover 15. When the cover 15 is fitted in the opening of the piping space 4 </ b> A of the wall panel 4, the flange 15 </ b> A of the cover 15 is in close contact with the periphery of the opening of the back plate 4 b of the wall panel 4 and is formed in the cover 15. The formed circular hole 16 and the circular hole 14 formed in the surface plate 4a of the wall panel 4 are matched to communicate with each other (see FIG. 4).

  Thus, in the present embodiment, as described above, the primary pipe 13 is composed of a flexible cross-linked polyethylene pipe, so that it can be easily bent when piping. Therefore, as shown in FIGS. 2 to 5, after the primary pipe 13 rising from the housing 6 is bent below the waterproof pan 3 and passed through the notch 3 a formed in the flange portion 3 </ b> A of the waterproof pan 3, the primary pipe 13 is bent. 13 is raised vertically upward in the piping space 4 </ b> A formed in the wall panel 4.

  A connecting metal fitting 17 is attached to each upper end of the primary pipe 13 raised in the piping space 4A of the wall panel 4. And as shown in FIG. 4, the thread part 17a extended horizontally from each connection metal fitting 17 penetrates the circular holes 16 and 14 formed in the surface plate 4a of the cover 15 and the wall panel 4, and it exists in the system bathroom 1. As shown in FIG. The faucet fitting 10 is screwed onto the threaded portion 17a, whereby the faucet fitting 10 is attached to the surface of the wall panel 4 (the surface facing the system bathroom 1). In this case, since the opening of the piping space 4A of the wall panel 4 is covered with the cover 15 made of a metal plate and the cover 15 is overlapped on the back surface of the surface plate 4a of the wall panel 4, the surface plate 4a is reinforced by the cover 15. The mounting strength of the faucet fitting 10 is increased.

  As described above, according to the back wall piping structure according to the present invention, the primary pipe 13 rising on the housing 6 is passed through the notch 3a formed in the flange part 3A of the waterproof pan 3 and the pipe in the wall panel 4 is provided. Since piping is made through the space 4A, the conventionally required internal piping 121 (see FIGS. 11 and 12) is not required, piping costs are kept low, construction time is shortened, and work efficiency is improved. Figured.

  In the present embodiment, since the primary pipe 13 that has conventionally been constituted by a highly rigid copper pipe is constituted by a flexible cross-linked polyethylene pipe, it can be easily bent and piped. Misalignment of the starting position can be absorbed flexibly, and on-site workability is improved.

  Further, in the present embodiment, the back plate 4b and the heat insulating material are left by leaving the surface plate 4a of the wall panel 4 configured as a three-layer structure by sandwiching the heat insulating material 4c between the front plate 4a and the back plate 4b. Since 4c is partially cut off, the piping space 4A can be easily formed in the wall panel 4.

  By the way, in this Embodiment, the notch part 3a of the same number as the number of the primary pipes 13 is formed in the flange part 3A of the waterproof pan 3, and each primary pipe 13 is passed through each notch part 3a one by one. Since it employ | adopted, the notch width of each notch part 13 can be restrained small, and the strength reduction of 3 A of flange parts can be suppressed to the minimum. On the other hand, as shown in the perspective view of FIG. 7, the wide notch 3a is formed in one place of the flange 3A of the waterproof pan 3, and the two primary pipes 13 are passed through the notch 3a. If it employ | adopts, the processing man-hour and processing cost to 3 A of flange parts of the waterproof pan 3 will be reduced.

  In the present embodiment, the flange portion 3A formed on the peripheral edge of the waterproof pan 3 has a horizontal portion 3A-1 that is one step higher than the bathroom floor surface of the waterproof pan 3, but the flange portion 3A. As shown in FIGS. 8 and 9, there is a case where a waterproof pan 3 having a shape in which the horizontal portion 3A-1 is flush with the bathroom floor of the waterproof pan 3 is used. The present invention can also be applied to a system bus including the pan 3.

  8 is a cross-sectional view of the flange portion 3A of the waterproof pan 3, FIG. 9 is a cross-sectional view taken along the line BB of FIG. 8, and the wall panel 4 is disposed on the periphery of the waterproof pan 3 along the vertical portion 3A- 2 is erected along. Here, a notch 3a is formed in the flange portion 3A of the waterproof pan 3, and the notch 3a can be piped through the primary pipe 13 to the piping space 4A in the wall panel 4, according to such a configuration. The same effect as described above can be obtained. In FIG. 8 and FIG. 9, the same elements as those shown in FIG. 4 and FIG.

It is a perspective view of a system bus provided with the wall back piping structure concerning the present invention. It is a sectional side view of a system bus provided with the wall back piping structure concerning the present invention. It is a perspective view of the wall back piping part of a system bus provided with the wall back piping structure which concerns on this invention. It is a sectional side view (the principal part expanded sectional view of FIG. 2) of the wall back piping part of the system bus provided with the wall back piping structure which concerns on this invention. It is the sectional view on the AA line of FIG. (A)-(C) are perspective views which show the procedure which forms piping space in a wall panel. It is a figure similar to FIG. 3 which shows another form of this invention. It is a figure similar to FIG. 4 which shows another form of this invention. It is the BB sectional drawing of FIG. It is a sectional side view of a system bus showing the conventional piping structure. It is a perspective view of the system bus which shows the conventional piping structure. It is a disassembled perspective view of the system bus | bath which shows the conventional piping structure.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 System bathroom 2 Bathtub 3 Waterproof pan 3A Flange part 3A-1 Horizontal part 3A-2 Vertical part 3a Notch part 3b Stand-up part 4 Wall panel 4A Piping space 4a Surface board 4b Back board 4c Thermal insulation 5 Strut 6 Housing 7 Window 8 Hand grip 9 Mirror 10 Water faucet 11 Faucet 12 Shower 13 Primary pipe 14 Round hole 15 Cover 16 Round hole 17 Connecting bracket 18 Drain port

Claims (8)

A piping structure on the back side of the wall panel of the system bathroom, which is configured by standing a wall panel along a flange portion formed perpendicular to the periphery of the waterproof pan,
A part of the back side of the wall panel is partially cut away to form a piping space, and a flange portion of the waterproof pan is partially cut away to form a notch, and the primary rises below the waterproof pan. A pipe is passed through a notch formed in the flange portion of the waterproof pan and through a piping space in the wall panel, and an end of the pipe passes through the wall panel and faces the system bathroom. System bathroom plumbing structure characterized by connecting faucet fittings to the system bathroom.   The wall panel is sandwiched between a front plate and a back plate to form a three-layer structure, and the back plate and the heat insulating material are partially cut away to leave the front plate and the piping in the wall panel. 2. A system bathroom plumbing structure according to claim 1, wherein a space is formed.   3. The wall backside piping structure for a system bathroom according to claim 1 or 2, wherein an opening of a piping space of the wall panel is covered with a cover member.   The system according to claim 1, wherein the primary pipe is a plurality of pipes including at least a water supply pipe and a hot water supply pipe, and a plurality of notches are formed in a flange portion of the waterproof pan. Piping structure behind the wall of the bathroom.   The wall of the system bathroom according to any one of claims 1 to 3, wherein the notch is formed in one place of the flange portion of the waterproof pan, and the plurality of primary pipes are passed through the notch. Piping structure.   6. The wall backside piping structure for a system bathroom according to any one of claims 1 to 5, wherein the primary pipe is formed of a flexible pipe.   7. A system bathroom wall piping structure according to claim 6, wherein the flexible pipe is formed of a crosslinked polyethylene pipe.   The system bus wall piping structure according to any one of claims 1 to 5, wherein the flange portion of the waterproof pan has a rising step portion between the flange portion and the bathroom floor surface.

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