JPH0660704B2 - Piping method and piping device for fluid pipe forming attachment ports for a plurality of faucets connected in series - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a piping method and a piping for a fluid pipe through which hot water, water, and gas are passed for continuously forming an attachment port for a faucet or the like on a wall surface. Regarding the device.

(Prior Art) In schools and other public facilities, office buildings, restrooms in hotels, etc., a plurality of faucet toilets or faucets are generally provided. A plurality of attachment ports are formed for each of the plurality of faucet toilets or faucets from a water pipe which is a fluid pipe behind the wall, and branch pipes are formed.

Conventionally, such a pipe has a fluid pipe (1
It was made with 0) and fittings (130). However, the conventionally known piping method has an inconvenience such that the wall member (60) cannot be erected until the fluid pipe (10) and the joint (130) are piped.

On the other hand, the applicant has shown in Fig. 16 that the piping of the fluid pipe and the joint after the wall material is erected and the repair and replacement of the fluid pipe and the joint after the piping can be easily performed. A flexible pipe (1) between the supply port (100) and the consumption port (200) such as a faucet,
Piping the protective equipment (110) and the fitting storage box (120), the flexible pipe (1), the protective equipment (110) and the fitting storage box (12)
A piping structure is proposed in which the fluid pipe (10) and the joint (130) are housed in (0).

In this piping structure, pull out the fluid pipe (30) to the wall surface to connect the joint (130), and connect the joint (130) to the joint storage box (1
20) The method of storing inside is adopted. Therefore, a protector (110) for accommodating the drawn-out portion of the fluid pipe (10) is provided in the middle of the piping path.

However, since such a piping structure draws out the fluid pipe (10) and connects the joint (130) as described above, it takes a lot of time to pull out and house the joint (130), and the fluid pipe ( In order to draw out the fluid pipe (10), the protector (110) that accommodates the drawn out portion of the fluid pipe (10) is connected to the consumption port (20
There is a problem in that a plurality of special piping routes must be provided for each 0).

In addition, conventionally, as a joint used when branching,
SG made by Nippon Steel Pipe Fittings Co., Ltd., which is used during expansion due to exposure
The ML joint (trade name) is known. This fitting (300)
As shown in Fig. 17, the branch pipe (350) and the branch pipe
It consists of two upper and lower saddle members (310) (320) for fixing (350), and the saddle members (310) (320) are bolts (330).
And a nut (340) to be fixed to the fluid pipe (10).

However, such a fitting (300) has a saddle member (31
0) (320) is fixed to the fluid pipe (10),
Since (10) is not fixed, it is not possible to perform a drilling operation on the fluid pipe (10) after fixing the saddle members (310) (320) to the fluid pipe (10). Also, the fluid pipes that are piped behind the wall
When used for (10), to attach the fitting (300) to the fluid pipe (10), attach the saddle member (310) (320) to the fluid pipe (10) with the bolt (330) and nut (340). There must be a large working opening for screwing in and the bolt (330)
In order to screw the nut (340) with the bolt (330), the bolt (330) must be inserted from the wall hole to the back of the wall, which makes the work difficult.

(Problems to be Solved by the Invention) The inventions described in claims 1 to 4 have been made in view of such circumstances, and are simple and convenient without pulling out the fluid pipe to the wall surface and without requiring protective equipment. The present invention is intended to provide a piping method and a piping device for a fluid pipe that form a reliable and reliable attachment port to a plurality of faucets or the like connected in series.

(Means for Solving the Problems) That is, the method for piping a fluid pipe according to the invention of claim 1 is: "A plurality of boxes arranged in series and a flexible pipe connecting these boxes are provided on the back wall of a wall, After fixing the wall material by fixing it to a pillar, etc., insert a fluid pipe for passing hot water, water, and gas into the flexible pipe and the box to fix the fluid pipe, then provide an opening in the fluid pipe, and then wall Insert a fixing member that has a flow passage to the front side and has a mounting port for a faucet into the wall hole from the wall surface, and attach the fixing member in the box so as to sandwich the fluid pipe, and The method for piping a fluid pipe according to claim 2, characterized in that the flow path of the fixing member is in communication. The method for piping a fluid pipe according to the present invention is "a plurality of boxes arranged in series and these boxes." After fixing the flexible pipe that connects the , Fix the fluid pipe by inserting a fluid pipe for passing hot water, water, and gas into the flexible pipe and the box, and then provide a fixing member having a passageway to the wall surface and a mounting port for a faucet or the like. More into the wall hole,
A fixing member is mounted in the box so as to sandwich the fluid pipe, and then an opening is formed in the fluid pipe by a punching tool inserted from a mounting port of the fixing member so that the flow passage of the fluid pipe and the passage of the fixing member communicate with each other. Is a method of piping a fluid pipe ”.

The method for piping a fluid pipe according to the third aspect of the present invention is that "a plurality of boxes arranged in series and a flexible pipe connecting these boxes are fixed to a crosspiece, a pillar or the like behind the wall, and After standing upright, insert a fluid pipe that has openings and allows hot water, water, and gas to pass through it into the flexible pipe or box to fix the fluid pipe, and then install it on a faucet with a flow path to the wall surface. The fixing member having a mouth is inserted into the wall hole from the wall surface, and the fixing member is attached in the box so as to sandwich the fluid pipe from above the opening of the fluid pipe, and the flow passage of the fluid pipe and the passage of the fixing member are provided. It is a piping method of a fluid pipe characterized by making it communicate. "

The piping device of the fluid pipe according to the invention of claim 4 is "hot water,
A box having an insertion hole through which a fluid pipe for passing water and gas is inserted, a pipe receiving portion for mounting the fluid pipe inserted through the insertion hole, and a fixing portion fixed to a crosspiece, a pillar, and the like, It has a mounting port such as a faucet that forms a flow path to the wall surface that communicates with the flow path of the fluid pipe, and a mounting portion that is mounted on the box so as to sandwich the fluid pipe placed on the pipe receiving portion. And a fixing member.

(Operation) In the piping method for a fluid pipe according to the invention described in claims 1 to 3, the fluid pipe is inserted into the flexible pipe and the box without pulling out the fluid pipe from the flexible pipe and the box. A mounting port for a stopper or the like can be formed.

Further, since the fixing member is inserted into the wall hole from the wall surface and is attached inside the box so as to sandwich the fluid pipe, and the fluid pipe is fixed inside the box, the wall member has a size that allows the fixing member to be inserted. It is only necessary to provide a wall hole.

Further, since the fluid pipe is inserted into the box fixed to the crosspiece, the pillar and the like and fixed in the box, it is possible to easily form the opening from the wall surface to the fluid pipe.

Among the piping methods of the fluid pipe according to the inventions of claims 1 to 3, the piping method of the fluid pipe according to the inventions of claims 1 and 2 is a fluid pipe after being inserted into a flexible pipe and a box. A method of forming an opening, and a piping method of a fluid pipe according to the invention of claim 3 is a method of inserting a fluid pipe having an opening formed therein into a flexible pipe and a box.

Among the above piping methods, the piping method for the fluid pipe according to the invention of claims 1 and 2 does not depend on the piping state of the flexible pipe or the box because the opening is formed in the fluid pipe in the field. The piping method according to claim 1 forms an opening in the fluid pipe regardless of the mounting of the fixing member in the box. For example, as shown in FIG.
This is effective when a plurality of openings (10a) are provided in (0) or when an opening (10a) which is narrower than the mounting port (4a) of the fixing member (4) is provided in the fluid pipe (10). Further, in the piping method according to the present invention, a fixing member is used and an opening is formed in the fluid pipe by a perforating tool inserted from an attachment port of the fixing member, and the fixing member serves as a guide for the perforating tool. The openings can be efficiently formed.

In the piping method for the fluid pipe according to the third aspect of the present invention, it is possible to save the trouble of forming an opening in the fluid pipe in the field. This piping method is effective when the piping condition of the flexible pipe or box is specified.

A piping device according to a fourth aspect of the present invention, the first to the first aspect
3 is suitable for the piping method described in 3, and is equipped with a pipe receiving portion for mounting a fluid pipe, and is attached to the box so as to sandwich the box fixed to a crosspiece, a pillar, and the like, and the fluid pipe placed on the pipe receiving portion. With the fixing member provided, the fluid pipe can be surely fixed, and a faucet or the like can be directly attached to the fixing member.

(Example) Hereinafter, a piping method and a piping apparatus according to the present invention will be described in detail according to an example shown in the drawings.

The piping method according to claim 1 is performed in the order of steps shown in FIGS. 18 to 21.

First, as shown in Fig. 18, both-end insertion holes of the box (2)
The flexible pipe (1) is connected to the (21), and a plurality of boxes (2) are fixed in parallel to each other on a crosspiece (located in front of the drawing) behind the wall by means of screws. Next, a wall material (60) is erected on the side of the opening (2a) of the box (2), and a wall hole (61) corresponding to the opening (2a) of each box (2) is formed. The opening (2a) of the box (2) may be of a size into which a fixing member (4) described later can be inserted.

Next, as shown in FIG. 19, a fluid pipe for passing hot water, water, and gas.
(10) is inserted into the flexible pipe (1) and the box (2).
The end of the fluid pipe (10) to be inserted is sealed by, for example, a cap. Thus, the fluid pipe (10) inserted into the box (2) has a recess (22) suitable for forming the pipe of the fluid pipe (10).
It is placed on the tube receiving portion (2b) of each box (2) formed with.

Then, a drill (70) which is a punching tool is inserted into the box (2), and an opening (10a) is formed in the fluid pipe (10).

Next, as shown in FIG. 20, the fixing member (4) is inserted into the opening (2a) of the box (2) from the wall surface, and the screw (50) is inserted into the tube receiving portion (2b) of the box (2). The fixing member (4) is attached, and the fluid pipe (10) is sandwiched by the pipe receiving portion (2b) of the box (2). As a result, the flow path of the fluid pipe (10) and the flow path in the mounting port (4a) of the fixing member (4) communicate with each other.

In this way, mounting holes for a plurality of faucets, etc. are formed for series, and as shown in FIG. 21, the mounting port (4) of the fixing member (4) is formed.
A faucet (5) is attached to a).

The piping method according to the second aspect of the present invention is performed in the order of steps shown in FIGS. 1 to 5.

First, as shown in Fig. 1, insert holes at both ends of the box (2).
The flexible pipe (1) is connected to the (21), and a plurality of boxes (2) are fixed in parallel to each other on a crosspiece (located in front of the drawing) behind the wall by means of screws. Next, a wall material (60) is erected on the side of the opening (2a) of the box (2), and a wall hole (61) corresponding to the opening (2a) of each box (2) is formed. The opening (2a) of the box (2) may be of a size into which a fixing member (4) described later can be inserted.

Next, as shown in FIG. 2, a fluid pipe for passing hot water, water, and gas.
(10) is inserted into the flexible pipe (1) and the box (2).
The end of the fluid pipe (10) to be inserted is sealed by, for example, a cap. Thus, the fluid pipe (10) inserted into the box (2) has a recess (22) that matches the shape of the fluid pipe (10).
It is placed on the tube receiving portion (2b) of each box (2) formed with.

Next, as shown in FIG. 3, the fixing member (4) is inserted into the opening (2a) of the box (2) from the wall surface, and the fluid pipe (10) is connected to the tube receiving portion (2b) of the box (2). ) So that the box is pinched
The fixing member (4) is attached to the pipe receiving portion (2b) of (2) by the screw (50). Next, a drill (70), which is a piercing tool, is inserted into the attachment port (4a) of the fixing member (4), and an opening is formed in the fluid pipe (10).
(10a) is formed. Thus, as shown in FIG.
Due to the opening (10a) formed in the fluid pipe (10), the fluid pipe (10)
And the flow path in the mounting port (4a) of the fixing member (4) communicate with each other.

In this way, a plurality of mounting openings for faucets, etc. are formed in series, and as shown in FIG.
A faucet (5) is attached to a).

Next, the piping method according to the second aspect of the present invention is performed in the order of steps shown in FIGS. 6 to 9.

First, as shown in Fig. 6, both-end insertion holes of the box (2)
The flexible pipe (1) is connected to the (21), and a plurality of boxes (2) are fixed in parallel to each other on a crosspiece (located in front of the drawing) behind the wall by means of screws. Next, a wall material (60) is erected on the side of the opening (2a) of the box (2), and a wall hole (61) corresponding to the opening (2a) of each box (2) is formed.

Next, as shown in FIG. 7, the fluid pipe having the opening (10a) formed in advance is adjusted to the space in which the box (2) is attached.
(10) is inserted into the flexible pipe (1) and the box (2), and each box (2) is placed so that the opening (10a) of the fluid pipe (10) faces the opening (2a) of the box (2). The fluid pipe (10) is placed on the pipe receiving portion (2b) of FIG. The terminal of the fluid pipe (10) to be inserted is sealed with, for example, a cap.

Next, as shown in FIG. 8, the fixing member (4) having a flow path to the wall surface and having a mounting port (4a) to a faucet or the like is attached to the fluid pipe (1).
To connect the flow path to the wall surface to the opening (10a) of (0), it is inserted from the wall surface to the opening (2a) of the box (2), and from the opening (10a) of the fluid pipe (10). It is attached to the tube receiving part (2b) of the box (2) by a screw (50). This allows the fluid pipe
(10) is sandwiched between the tube receiving portion (2b) of the box (2) and the fixing member (4), and is fixed in the box (2). At the same time, the fluid pipe
The flow path of the fluid pipe (10) and the flow path in the mounting port (4a) of the fixing member (4) communicate with each other through the opening (10a) formed in the (10).

In this way, mounting holes for a plurality of faucets connected in series are formed, and as shown in FIG. 9, the faucet (5) is mounted on the mounting port (4a) of the fixing member (4). To be

Incidentally, the opening (10a) formed in the fluid pipe (10) is not limited to the case of a single opening as shown in the process diagram of the piping method, and the 22nd
There may be a plurality of small openings (10a) as shown.

Next, the piping device according to the present invention will be described.

10 to 12 show an embodiment of the piping device according to the invention of claim 4.

This piping device is composed of a box (2) and a fixing member (4).

The box (2) is fixed to the crosspiece (3) as shown in Fig. 10.
It has (22) and is fixed by a screw (70). It should be noted that the figure shows a state in which the upper surface of the box (2) is abutted against the horizontally installed crosspiece (3) and fixed with screws (70). The member to which 2) is fixed may be a vertically installed pillar, a skeletal rebar, or a batten member installed on these. Also,
The fixing means is not limited to the screw fixing and may be another fixing means.

The box (2), as shown in FIG. 11, has hot water at both ends,
An insertion hole (21) through which a fluid pipe (10) for passing water and gas is inserted is formed. The flexible pipe (1) is attached to the insertion hole (21), and the fluid pipe (10) inserted in the flexible pipe (1) is directly inserted into the box through the insertion hole (21).
It is designed to be inserted into (2).

Further, in the box (2), a pipe receiving portion (2b) having a recess (22) in which the fluid pipe (10) inserted through the insertion hole (21) is placed.
Are formed. The fluid pipe (10) is arranged by being placed in the recess (22) of the pipe receiving portion (2b), and the box (2)
It is designed to be fixed almost in the center when viewed from the opening (2a) of. The pipe receiving part (2b) is not only formed integrally with the box (2) but also a separate part that is attached to the inside of the box (2) with screws (51) as shown in FIG. 23. May be.

As shown in FIGS. 11 and 12, the fixing member (4) has a cylindrical mounting port (4a) in the center of which a female screw for mounting a faucet or the like is provided. This mounting port (4a)
Is connected to the opening (10a) provided in the fluid pipe (10) placed in the recess (22), and the flow passage communicates with the flow passage of the fluid pipe (10) to the wall surface. Is formed.

The female screw of the mounting port (4a) may be a male screw or a tubular shape fitted by fitting according to the structure of the faucet to be mounted. In addition, the opening (1
If the tip of the portion connected to 0a) is fitted into the opening (10a), communication is more reliable. The communication referred to in the present invention may be any one as long as the inside of the fluid pipe (10) and the inside of the mounting port (4a) are connected to form a flow path to the wall surface. It is not limited to the examples. In the figure, reference numeral (12) is a seal member for preventing fluid leakage from the inside of the fluid pipe (10).

Further, a flange portion (4b) is formed on the fixing member (4) along the pipe wall of the fluid pipe (10), that is, at a right angle to the attachment port (4a).
As shown in FIG. 8, the collar portion (4b) is provided with a recess (42) conforming to the shape of the fluid pipe (10). Also, the collar part
The screw (50) is adapted to be inserted into (4b).

In the fluid pipe (10), the screw (50) inserted through the flange portion (4b) is screwed to the pipe receiving portion (2b) of the box (2). As a result, the fluid pipe (10) becomes the pipe receiving part of the box (2).
It is sandwiched between (2b) and the fixing member (4) and fixed in the box (2). In the example, the box
Although the pipe receiving portion (2b) and the fixing member (4) of (2) are half-divided and sandwich the fluid pipe (10), in the present invention, the fluid pipe (10)
It is not particularly limited to the split shape as long as it holds the. Also, the tube receiving part (2b) of the box (2) and the fixing member (4)
The contact surface with and may not be a flat surface but may be a shape to be mounted by unevenness. Further, the number of screws (50) for attaching the fixing member (4) and the attaching positions are not limited to those in the embodiment.

13 and 14 show another embodiment of the piping device according to the present invention.

This embodiment is used when a plurality of fluid pipes (10) respectively passing hot water and water are provided, as in the case where a mixing stopper is attached. In this embodiment, a plurality of recesses (22) in the tube receiving portion (2b) of the box (2) and mounting openings (4a) of the fixing member (4) are formed corresponding to the plurality of fluid pipes (10). Other than that, it is the same as the embodiment shown in FIG. In the embodiment, the insertion hole (21) of the box (2) through which the fluid pipe (10) is inserted is formed in a size such that a plurality of fluid pipes (10) are inserted, and the flexible pipe (1) The flexible pipe (1) is also constituted by one flexible pipe (1), but the present invention is not limited to this, and a separate insertion hole (21) and a flexible pipe (1) are attached to each fluid pipe (10). It may be formed in plural so as to be formed.

(Effect of the invention) As described above, in the fluid pipe piping method according to the invention of claims 1 to 3, a plurality of boxes arranged in series and a flexible pipe connecting these boxes are provided. It is fixed to crosspieces, pillars, etc. on the back of the wall, the fluid pipe is inserted into these flexible pipes and inside the box, and the fluid pipe is connected to the box receiving part of the box and the fixing member by the fixing member inserted into the wall hole from the wall surface. It is sandwiched and fixed to the box, and the flow path of the fluid pipe and the flow path of the fixing member are made to communicate with each other to form a mounting port for a faucet, etc. It is not necessary and does not require a protector for accommodating the drawn-out portion of the fluid pipe, and the fluid pipe can be easily and efficiently piped. Further, since the fluid pipe is fixed so as to be sandwiched between the fixing member and the pipe receiving portion of the box, the fluid pipe can be surely fixed and the pipe can be surely performed.

Further, the wall member only needs to be provided with a wall hole having a size through which the fixing member can be inserted, and it is not necessary to provide a large opening for work.

Further, since the fluid pipe is inserted into the box and then arranged in the pipe receiving portion of the box fixed to the crosspiece, column, etc., it is possible to easily form the opening from the wall surface to the fluid pipe.

In the piping method according to claim 2, after the fixing member is attached to the pipe receiving portion of the box, the opening is provided in the fluid pipe by the perforating tool inserted through the attachment port of the fixing member.
Workability is more efficient because it is not necessary to align the flow path of the fixing member with the opening of the fluid pipe.

Further, in the piping device according to the invention of claim 4,
Suitable for the piping method, a box provided with a tube receiving portion having a recess for mounting a fluid pipe, and a fixing member attached to the box so as to sandwich the fluid pipe mounted in the recess, The pipe can be securely fixed, and when the opening of the fluid pipe is formed after the piping of the fluid pipe, the opening can be easily formed, and the faucet or the like can be directly attached by the attachment port to the faucet or the like. it can.

[Brief description of drawings]

1 to 5 are partial cross-sectional views showing, in the order of steps, the method for piping a fluid pipe according to the second aspect of the invention. 6 to 9 are partial cross-sectional views showing the piping method of the fluid pipe and the order of steps according to the invention of claim 3. 10th
FIGS. 12 to 12 show an embodiment of the piping device according to the invention described in claim 4, FIG. 10 is a front view in its use state, FIG. 11 is a cross sectional view thereof, and FIG. 12 is a longitudinal section thereof. Plan, No.
13 and 14 show another embodiment of the piping device according to the invention described in claim 4, FIG. 13 is a front view in the use state, FIG. 14 is a longitudinal sectional view thereof, and FIG. FIG. 16 is a side view showing the piping structure of FIG. 16, FIG. 16 is a side view showing the piping structure using a protective tool, and FIG. 17 is an exploded front view showing a conventional joint used for branch piping. 18 to 21 are partial cross-sectional views showing, in the order of steps, the piping method for a fluid pipe according to the first aspect of the present invention. FIG. 22 is a partial cross-sectional view showing another example of forming the opening of the fluid pipe. FIG. 23 is a vertical sectional view showing another example of the piping device. Explanation of symbols 1 ... Flexible pipe, 2 ... Box, 2a ... Opening, 2b ... Pipe receiving part, 4 ... Fixing member, 4a ... Mounting port, 10 ... Fluid pipe.

Claims (4)

[Claims] 1. A plurality of boxes arranged in series and a flexible pipe connecting these boxes to each other are fixed to a crosspiece, a pillar or the like behind the wall, and after the wall material is erected, the flexible pipe and the inside of the box are fixed. Fix the fluid pipe by inserting the fluid pipe that passes hot water, water, and gas.
Next, an opening is provided in the fluid pipe, and then a fixing member having a flow path to the wall surface and having a mounting port for a faucet or the like is inserted into the wall hole from the wall surface, and the fixing member is boxed so as to sandwich the fluid pipe. A piping method for a fluid pipe, characterized in that the fluid pipe is attached inside and the passage of the fluid pipe communicates with the passage of the fixing member. 2. A plurality of boxes arranged in series and a flexible pipe connecting these boxes to each other are fixed to a crosspiece, a pillar or the like on the back of the wall, and after the wall material is erected, it is placed in the flexible pipe and in the box. Fix the fluid pipe by inserting the fluid pipe that passes hot water, water, and gas.
Next, a fixing member having a flow passage to the wall surface and having a mounting opening for a faucet or the like is inserted into the wall hole from the wall surface, and the fixing member is attached in the box so as to sandwich the fluid pipe, and then the fixing member A piping method for a fluid pipe, characterized in that an opening is provided in the fluid pipe by a perforating tool inserted from an attachment port so that the passage of the fluid pipe communicates with the passage of the fixing member. 3. A plurality of boxes arranged in series and a flexible pipe connecting the boxes are fixed to a crosspiece, a pillar, etc. on the back of the wall, and after the wall material is erected, hot water and water having an opening are provided. , Insert the fluid pipe through which the gas is passed into the flexible pipe and the box to fix the fluid pipe, and then install the fixing member that has the flow passage to the wall surface and has the attachment port for the faucet from the wall surface to the wall hole. A piping method for a fluid pipe, characterized in that the fluid pipe is inserted and a fixing member is attached inside the box so as to sandwich the fluid pipe from above the opening of the fluid pipe, and the passage of the fluid pipe and the passage of the fixing member are communicated with each other. . 4. An insertion hole through which a fluid pipe for passing hot water, water, and gas is inserted, a pipe receiving portion for mounting the fluid pipe inserted through the insertion hole, and a fixing portion fixed to a crosspiece, a pillar, or the like. A box having, a mounting port such as a faucet for forming a flow path to a wall surface communicating with the flow path of the fluid pipe, and a box for holding the fluid pipe placed on the pipe receiving portion. A piping device comprising: a fixing member having a mounting portion to be mounted.