JPH11182747A - Piping structure of water/hot water supply line - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily arrange a single pipe body along a shape of a piping place, and to inexpensively form a drainage ditch excellent in durability, earthquake resistance and water leakage preventive performance with excellent workability by using a stainless steel flexible pipe having the bellows part seamlessly arranged in an intermediate prescribed place of the straight pipe part. SOLUTION: The piping groove part 4a is formed in the vertical direction of a wall body 4 integrally formed with a footing, for example, when a faucet 2 is installed on a wall body 4 of a sink and a washbowl arranged in a building. While, the horizontal directional groove part 5a and the vertical groove part 5b are formed in a slab 5. The groove part 4a and the groove part 5a are communicated with each other by the groove part 45a. A faucet elbow 6 is embedded on the upper end side of the groove part 4a, and the straight pipe part 10a of a stainless steel flexible pipe 10 is also arranged in the groove part 4a to connect the upper end part to a supending port 6b of the faucet elbow 6. While, the other end part side of the flexible pipe 10 is connected to a water supply main pipe 1 along the groove parts 5a and 5b by bending the bellows parts 10b of plural places.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a water supply / hot water supply pipe between a water supply main pipe and a faucet provided in a building.
The present invention relates to a piping structure capable of improving a water leakage preventing property, facilitating fine adjustment at the time of piping connection, and forming a piping path at low cost with good workability.

[0002]

2. Description of the Related Art FIG. 5 shows a sink provided in a building.
1 shows a conventional example of a piping structure for connecting a faucet 2 such as a basin, a toilet bowl, a bathroom (not shown), and a main water supply pipe 1 for supplying water or hot water to the faucet 2. That is, a faucet elbow 6 is buried at a predetermined position of the wall body 4 in the building, and the faucet 2 is connected to a horizontal port 6 a which is one end of the faucet elbow 6.

A hanging pipe 6b, which is the other end of the faucet elbow 6 bent in the 90 ° direction, has a straight pipe section 31 vertically piped in a groove 4a formed in the wall body 4. One end is connected, and the other end of the straight pipe portion 31 is connected to a vertical opening 7a which is one end of an elbow 7 disposed in a groove 45a at a boundary portion between the wall 4 and the slab 5.

Further, one end of a straight pipe 32 which is piped horizontally in a groove 5a formed in the slab 5 is connected to a horizontal port 7b which is the other end of the elbow 7. The other end of 32 is connected to a horizontal port 8 a which is one end of the elbow 8. One end of a straight pipe 33 which is drawn out from the vertical groove 5b of the slab 5 and is hung down is connected to the hanging port 8b which is the other end of the elbow 8.
The other end of 3 is connected to a vertical opening 9 a which is one end of the elbow 9. A straight pipe 34 is connected to the horizontal port 9 b, which is the other end of the elbow 9, and is connected to the water supply main pipe 1.

[0005]

However, in such a conventional pipe structure, the pipe line 3 from the water supply main pipe 1 to the faucet 2 is at least horizontal with the straight pipes 31, 33 arranged vertically. The straight pipes 32 and 34 arranged in the direction are combined in a stepwise manner via elbows 7, 8, and 9 bent in the 90 ° direction, and are sequentially piped.

As described above, a large number of straight pipes cut to a predetermined length and a large number of elbows for connecting and connecting the straight pipes in a 90 ° direction are required. In order to obtain a straight pipe of a predetermined length according to the dimensions of each part of the pipe passage, it is necessary to scribe the pipe body and cut it with high precision. In addition, each straight pipe must be connected stepwise by using a large number of elbows, so that a skilled technique is required, the work is troublesome, and the number of parts increases.

Further, since parts must be assembled using various mounting tools at the time of on-site work, it takes a long time to work, and there is a possibility that the mounting tools and parts may be lost. There are also problems such as an increase in cost.

The present invention has been made in view of such circumstances, and an object of the present invention is to sequentially pipe a straight pipe and a straight pipe while combining them in a stepwise manner via a bent joint member. Rather than forming a pipe path, simply arranging one pipe along the shape of the pipe location provides durability,
An object of the present invention is to provide a pipe structure of a water supply / hot water supply pipe which can form a drainage channel having excellent seismic resistance and water leakage prevention properties at low cost and with good workability.

[0009]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a sink, a wash basin, a toilet, and a toilet installed in a building from a water supply main pipe as described in claim 1. A pipe structure that forms a pipe for water supply and hot water supply while inserting a building body such as a wall or slab in a building into a faucet such as a bathroom, and has a seam at a predetermined point in the middle of a straight pipe. Instead, a flexible pipe made of stainless steel with a bellows is formed, a straight pipe on one end side of this flexible pipe is connected to one end of a faucet elbow, and a straight pipe of the The pipe is made to correspond to the pipe part, the bellows part is made to correspond to the bent pipe part of the pipe path, and the pipe is bent so as to follow the bent shape of the bent pipe part, and the straight pipe part at the other end side of the flexible pipe Is characterized by being connected to the water supply main pipe side.

[0010] According to a second aspect of the present invention, a building such as a wall or a slab in a building is installed from a main water supply pipe to a faucet such as a sink, a basin, a toilet, or a bathroom provided in the building. A pipe structure for forming a pipe for water supply and hot water supply while inserting a structure, forming a unit body to be inserted into a groove for piping provided in a building structure, and forming an intermediate part of a straight pipe part. A flexible pipe made of stainless steel having a bellows portion formed seamlessly at a predetermined location is formed, and a straight pipe section of the flexible pipe is arranged so as to correspond to a straight pipe location of the unit body, and
The bellows portion of the flexible pipe corresponds to the bent pipe portion of the unit body, and is bent and arranged so as to follow the bent shape of the bent pipe portion. And a straight pipe at one end of the flexible pipe is connected to the faucet elbow, and a straight pipe at the other end of the flexible pipe is connected to the main water supply pipe.

[0011]

[Function] When a pipe is formed between a water faucet such as a sink, a basin, a toilet, or a bathroom and a main water supply pipe in a building, a stainless steel flexible pipe is placed in a straight line of the pipe. The straight pipe portion is equivalent, and the bellows portion is equivalent to the bent pipe portion of the pipe passage, and the bellows portion is bent so as to follow the bent shape of the bent pipe portion, and the pipe body is cut at the work site. A pipe path can be formed only by bending one pipe without using a bent joint member such as a pipe or an elbow. In the case of the unit body method, the pipe passage can be formed only by embedding a unit body containing a stainless steel flexible pipe in advance in the pipe passage.

[0012]

Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is an explanatory plan view showing one example of a piping structure according to the present invention, and FIG.
FIG. 4 is a cross-sectional view taken along a line A. The same members as those in the related art will be described with the same reference numerals.

As shown in FIG. 2, walls 4 such as a sink, a basin, a toilet, and a bathroom (not shown) provided in the building.
A faucet 2 is attached to a predetermined location. In addition, a groove 4a for piping is formed in a vertical direction of the wall 4 integrated with the foundation P (see FIG. 1), and a groove 5a in the horizontal direction and a groove 5b in the vertical direction are formed in the slab 5. Have been.
The groove 4a and the groove 5a are connected by a groove 45a.

A faucet elbow 6 bent at 90 ° is buried in the upper end side of the groove 4a.
It is attached so as to open to the wall 4 as a.
Therefore, the other end of the faucet elbow 6 is disposed as a hanging port 6b so as to face downward in the groove 4a of the wall body 4. The straight pipe portion 10a of the flexible tube 10 made of stainless steel is arranged in the vertical groove 4a, and the upper end of the straight pipe portion 10a is connected to the hanging port 6b of the faucet elbow 6. .

As shown in FIG. 3 (a), the flexible tube 10 made of stainless steel is formed in a straight line shape in which bellows portions 10b are formed at predetermined intervals at three places in the middle of the straight tube portion 10a. Stainless steel flexible pipe is used. This flexible tube can be bent through the bellows portion 10b, but is formed to have such rigidity that the state before the bending is maintained before the bending and the state after the bending is maintained after the bending. What was done is suitable.

As shown in FIG. 3 (b), the stainless steel flexible tube 10 used has a bellows portion 10b which is entirely formed of the intermediate portion other than the straight tube portions 10a at both ends.
May be used.

Next, the first bellows portion 10b of the flexible pipe 10 is disposed so as to correspond to the bent pipe portion which is the L-shaped groove portion 45a at the boundary portion between the wall 4 and the slab 5. The first bellows portion 10b is bent so as to follow the bent shape of the L-shaped groove portion 45a, and is piped horizontally in the groove portion 5a of the slab 5.

A second bellows portion 10b is arranged at a bent pipe portion which is a groove portion 5b drawn from the slab 5, so that the second bellows portion 10b is L-shaped along the groove portion 5b. The pipe is vertically piped in the groove 5b of the slab 5 and then pulled out to the slab 5, and the third bellows 10
After being bent in the horizontal direction via b, the straight pipe portion 10a is connected to the water supply main pipe 1.

The flexible pipe 10 in the X and Y portions of the pipe 3 between the water supply main pipe 1 and the faucet 2 is shown to be bent stepwise in a two-dimensional direction. The bellows portion 10b, as indicated by the Y portion indicated by the dotted line
It is also possible to shift the piping between the bellows part 10b and the bellows part 10b in the 45 ° direction.

That is, the bellows portion 1 of the flexible tube 10
Since 0b can be refracted in a three-dimensional direction, it is easy to make the bent pipe portion a gentle flow bent pipe path, for example, a 45 ° direction, in order to smoothly supply water and hot water.

As described above, according to this embodiment, the pipe line 3 is provided between the water faucet 2 and the water supply main pipe 1 provided in a sink, a basin, a toilet, a bathroom, etc. provided in a building. At the time of formation, the straight portion of the pipe 3 corresponds to the straight pipe portion 10a of the flexible pipe 10, the bent portion of the pipe 3 corresponds to the bellows portion 10b, and the bellows portion 10b is bent at the bent portion of the pipe. What is necessary is just to bend so that it may follow a shape.

For this reason, it is not necessary to combine a straight pipe and a straight pipe in a stepwise manner via a bent joint member such as an elbow to form a piping path as in the prior art, and only the bending operation of one pipe body is required. Thus, a durable stainless steel pipe can be provided between the water supply main pipe and the faucet.

If the faucet 2 can be mounted to be drawn out from the place where the tile joint of the wall 4 crosses, etc., it is aesthetically pleasing, this flexible tube can be finely adjusted to the left, right, front and rear, and easily. Pipe adjustment can be performed in accordance with the position where the faucet 2 is pulled out.

Further, since there is no seam at the bent portion, there is no danger of water leakage. Further, since the bent portion is a bellows portion, the pipe line is excellent in displacement absorption and earthquake resistance. It can be.

Therefore, compared with the conventional method in which a plurality of straight pipes are combined in a stepped manner through a bent joint member and connected to the pipe, the pipe is superior in durability, earthquake resistance, and water leakage prevention. Can be formed at low cost and with good workability without the need for skill.

On the other hand, the pipe grooves 4a, 45b, 5a, 5b, etc. formed in the wall 4 and the slab 5 are formed by notches, and then buried by the same members. A unit type in which a flexible pipe is integrated in advance in each groove may be used.

That is, pipe grooves 4a, 45b, 5a, 5b formed in a building structure such as the wall 4, the slab 5, and the like.
To form a unit body 20 that is inserted into the unit body 20. Then, the flexible pipe 10 made of stainless steel in which the bellows portion 10b is seamlessly provided at a predetermined intermediate portion of the straight pipe portion 10a in the unit body 20, and the straight pipe portion 10a corresponds to the straight pipe portion of the unit body 20. And the bellows portion 10b corresponds to the bent pipe portion of the unit body 20, and is bent and incorporated so as to follow the bent shape of the bent pipe portion.

The unit body 20 is connected to the pipe grooves 4a,
The straight pipe 10a at one end of the flexible pipe 10 is connected to the faucet elbow 6 side, and the straight pipe 10a at the other end of the flexible pipe 10 is connected to the main water supply pipe 1b. To the side.

This unit system is used in the case of a multi-family house or a single-family newly built house where the standards are unified.
It is possible to form a pipe line having the above-mentioned effects, which is suitable for mass production and does not require much labor.

It should be noted that the illustrated one shows one embodiment of the pipe line, and it is needless to say that the present invention can be applied to other various shapes of the pipe line, and that the shape of the unit body is also various. The design can be changed according to the shape of the piping path.

[0031]

As described above, according to the present invention, stainless steel having excellent durability, seismic resistance, and water leakage prevention between the water supply main pipe and the faucet only by bending one pipe. Can be formed at low cost with good workability.

[Brief description of the drawings]

FIG. 1 is an explanatory plan view showing a piping structure according to the present invention.

FIG. 2 is a sectional view taken along line AA in FIG.

FIG. 3 is an explanatory view showing a flexible tube made of stainless steel used for carrying out the present invention.

FIG. 4 is an explanatory sectional view showing a unit body according to the present invention.

FIG. 5 is an explanatory sectional view showing a conventional piping structure.

[Explanation of symbols]

 Reference Signs List 1 main water supply pipe 2 faucet 10 flexible pipe made of stainless steel 10a straight pipe section 10b bellows section 20 unit body

Claims (2)

[Claims] [Claim 1] Water is supplied from a water supply main pipe to a sink, a washbasin, a toilet bowl, a faucet of a bathroom, etc., which is provided in a building, while inserting building structures such as walls and slabs in the building. A pipe structure for forming a pipe for hot water supply, wherein a stainless steel flexible pipe having a bellows portion formed seamlessly at a predetermined intermediate portion of the straight pipe section is formed, and the straight pipe section on one end side of the flexible pipe is provided with water. It is connected to one end of the stopper elbow, and the straight pipe part of the piping path is equivalent to the straight pipe part of the flexible pipe, and the bent pipe part of the piping path is equivalent to the bellows part and the bent pipe part And a straight pipe portion at the other end of the flexible pipe is connected to a water supply main pipe side. 2. Water supply and water supply from a main water supply pipe to a faucet such as a sink, a basin, a toilet bowl, or a bathroom, which is provided in the building, while passing a building structure such as a wall or a slab in the building. A piping structure for forming a piping for hot water supply, wherein a unit body to be inserted into a groove for piping opened in a building structure is formed, and a bellows portion is seamlessly provided at a predetermined intermediate portion of a straight pipe portion. A flexible pipe made of stainless steel provided is formed, and a straight pipe portion of the flexible pipe is arranged so as to correspond to a straight pipe portion of the unit body, and a bellows portion of the flexible pipe is corresponded to a bent pipe portion of the unit body. At the same time, the flexible pipe is assembled so as to be bent along the bent shape of the bent pipe portion, and the unit body incorporating the flexible pipe as described above is inserted into the groove for the pipe, and the straight pipe section at one end of the flexible pipe is attached. Is a faucet A pipe structure for a water supply / hot water supply pipe, wherein the pipe is connected to an elbow side, and a straight pipe portion at the other end of the flexible pipe is connected to a water supply main pipe side.