JPH0660705B2 - Piping method and piping device for fluid pipe forming attachment ports for a plurality of faucets connected in series - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to a piping method for a fluid pipe through which hot water, water, or gas is passed to form mounting ports for a plurality of faucets or the like connected in series. And piping equipment.

(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 piping has been made up of a fluid pipe and a joint as shown in FIG. However, the conventionally known piping method has the inconvenience that the wall material cannot be erected only after the fluid pipe and the joint are piped.

On the other hand, the applicant has shown in FIG. 22 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.

(Problems to be Solved by the Invention) However, in such a piping structure, as described above, the fluid pipe (10) is pulled out to connect the joint (130), and therefore it is troublesome to draw out the fluid pipe (10) and store the joint (130). In addition, in order to draw out the fluid pipe (10), there was a problem that a protective tool (110) for accommodating the drawn-out portion of the fluid pipe (10) had to be provided to form a special piping path. . When there are a plurality of consumption ports (200), that is, when a plurality of attachment ports such as faucets are continuously arranged side by side, a protective tool (110) is further required, which makes the piping work difficult.

(Problems to be Solved by the Invention) The inventions described in claims 1 to 5 have been made in view of such circumstances, and do not require the fluid pipe to be pulled out to the wall surface, and do not require protective equipment, and are simple. In addition, it is an object of the present invention to provide a piping method and a piping device for a fluid pipe capable of reliably forming attachment ports for a plurality of water taps and the like arranged in parallel.

(Means for Solving the Problem) The piping method according to claim 1, wherein 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, After standing the material, insert a fluid pipe for passing hot water, water, or gas with a discharge port at a position corresponding to the position of the box fixed to a crosspiece or column into the flexible pipe and the box. Then, hold the joint or fluid pipe in the box, and then insert a fixing member having a mounting port such as a faucet that communicates with the outlet of the joint and forms a flow path to the wall surface from the wall surface into the wall hole. Then, the joint or the fluid pipe is attached to the box so as to sandwich the joint or the fluid pipe from above the discharge port of the joint, and the joint or the fluid pipe is fixed to the box. "

A piping device according to a second aspect is used for the piping method according to the first aspect, and includes "a plurality of connection ports to which fluid pipes for passing hot water, water, and gas that are fluids are connected, and these connection ports". A joint having a fluid discharge port communicating with the joint, an insertion hole through which the joint and the fluid pipe are inserted, and a receiving portion for mounting the joint or the fluid pipe inserted through the insertion hole. And a fixing member that has a mounting port such as a water tap communicating with the discharge port of the joint, and that is mounted to the box so as to sandwich the joint or the fluid pipe placed on the receiving portion. It is equipped with, ”is the gist.

In addition, the piping method according to claim 3 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 a wall material is erected. Hold a joint or fluid pipe in the box by inserting a fluid pipe that passes hot water, water, or gas with a joint connected to the position of the box fixed to a crosspiece or column into the flexible pipe and the box. Next, the joint is provided with a discharge port, and then a fixing member having a mounting port such as a faucet is inserted from the wall surface into the wall hole and mounted in the box so as to sandwich the joint or fluid pipe, and flow to the wall surface. The idea is to "form a path."

According to the piping method of claim 4, "a plurality of boxes arranged in series and a flexible pipe connecting these boxes are fixed to a crosspiece, a pillar or the like on the wall surface, and after the wall material is erected, a crosspiece, Inserting a fluid pipe through which hot water, water, and gas are connected to a joint at a position corresponding to the position of the box fixed to a pillar into the flexible pipe and the box, and holding the joint or the fluid pipe in the box,
Next, insert a fixing member having a mounting opening such as a water faucet into the wall hole from the wall surface and mount it in the box so as to sandwich the joint or fluid pipe. The main point is to provide an outlet and form a flow path to the wall surface. "

The piping device according to claim 5 is used for the piping method according to claim 3 or 4, and includes "hot water, water, which is a fluid,
A joint having a plurality of connection ports to which a fluid pipe for passing gas is connected, an insertion hole through which the joint or the fluid pipe is inserted, and a receiving portion on which the joint or the fluid pipe inserted through the insertion hole is placed. A box fixed to a crosspiece, a pillar, etc .; and a fixing member having a mounting opening for a water faucet or the like and mounted on the box so as to sandwich the joint or the fluid pipe placed on the receiving portion. It is the main point.

As described above, the piping method of the fluid pipe according to the inventions of claims 1, 3 and 4 is characterized in that the fluid pipe to which a joint is connected is used, and a fitting port such as a faucet is formed in the joint portion. It has become so.

(Operation) In the piping method according to claim 1, 3 or 4, the fluid pipe to which the joint is connected is provided in the flexible pipe and the box without pulling out the fluid pipe and the joint from the flexible pipe and the box. With the fixing member inserted into the wall hole from the surface of the wall while still being inserted into the box, a mounting port such as a faucet can be formed in the box.

In addition, by using a fitting, for example, when a flexible resin fluid pipe is used, connect a metal fitting to the fluid pipe to ensure that the attachment port of the faucet, etc. is secured regardless of the material of the fluid pipe. Can be formed. In addition, the joint can be easily used as a guide for aligning the fluid pipe after being inserted into the flexible pipe and the box, and further, since the joint is held in the receiving portion of the box, pipe displacement is unlikely to occur.

Further, in the above piping method, it is sufficient to provide the wall member with a wall hole having a small size into which the fixing member can be inserted.

Of the above-mentioned piping methods, the piping method for a fluid pipe according to the invention of claim 1 is a method of previously inserting a joint having a discharge port into a flexible pipe and a box, and it is troublesome to form the discharge port in the joint on site. Can be omitted. This piping method is effective when the piping condition of the flexible pipe or box is specified.

Among the above-mentioned piping methods, the piping method for the fluid pipe according to the invention of claims 3 and 4 is a method of forming a discharge port in the joint after inserting the joint into the flexible pipe and the box, Since the discharge port is formed, it does not depend on the flexible pipe or the piping condition of the box. The piping method according to claim 3 forms the discharge port in the joint regardless of the mounting of the fixing member in the box, and in the case of providing the joint with a discharge port longer than the mounting port of the fixing member, This is effective when providing a discharge port of. In addition, claim 4
The described piping method uses the fixing member to form the discharge port in the joint by the punching tool inserted from the mounting port of the fixing member, and since the fixing member serves as a guide for the punching tool, the formation of the discharge port of the joint is efficient. You can do it well.

The piping device according to claim 2 or 5, comprising a box for fixing a joint or a fluid pipe, the box being fixed to a crosspiece, a pillar, or the like.
Since the joint mounted on the receiving portion or the fluid pipe is fixed so as to be sandwiched by the fixing member, the joint is connected by using the rigid joint even when the fluid pipe is a flexible resin pipe. The fluid pipe can be securely fixed. Further, a water faucet or the like can be directly attached to the fixing member.

(Embodiment) Hereinafter, a piping method and a piping device according to the inventions of claims 1 to 5 will be described in detail according to an embodiment shown in the drawings.

The piping method according to claim 1 is performed in the order of steps shown in FIGS. 1 to 5.

First, as shown in FIG. 1, a plurality of boxes (2) having insertion holes (21) at both ends and a flexible pipe (1) connected to the insertion holes (21) are connected in series. Under the wall (3)
It is fixed with screws etc. Then the box (2)
A wall material (60) is erected on the side of the opening (2a), and a wall hole (61) is formed to match the opening (2a) of the box (2). box
The opening (2a) of (2) may have 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.
The joint (5) having the discharge port (5a) is connected to the position (10) corresponding to the position of the box (2) fixed to the crosspiece (3), and the fluid pipe to which the joint (5) is connected. (10) is inserted into the flexible pipe (1) and the box (2). At this time, the end of the fluid pipe (10) is sealed by, for example, a cap.

The fitting (5) and the fluid pipe (10) inserted in the box (2) are
It is held in the box (2) as shown in FIG. The holding is performed by placing the joint (5) and the fluid pipe (10) on the receiving portion (2b) of the box (2) having the recess (22) that fits a part of the outer shape of the joint. The discharge port (5a) of 5) is the box (2)
It is held so as to face the opening (2a). Note that either the joint (5) or the fluid pipe (10) may be retained.

Next, as shown in FIG. 4, a fixing member (4) having a mounting port (4a) such as a water faucet is attached to the box from above the discharge port (5a) of the joint (5).
It is attached to the receiving part (2b) of (2) by a screw (50). As a result, the fluid pipe (10) is sandwiched between the receiving portion (2b) of the box (2) and the fixing member (4), and is fixed to the box (2). At the same time, the attachment port (4a) of the fixing member (4) and the discharge port (5a) of the joint (5) communicate with each other to form a flow path to the wall surface.

In the present invention, the fixing member is mounted in the box so as to sandwich the joint or the fluid pipe from above the discharge port of the joint means to fix the positions of the joint and the fluid pipe inserted in the box. It means that at least one of the joint and the fluid pipe is fixed,
It does not exclude that both the fitting and the fluid pipe are fixed. Therefore, the holding by the fixing member (4) may be performed only with the joint (5), only with the fluid pipe (10), or with the joint.
Both (5) and the fluid pipe (10) may be sandwiched. This point is the same for the piping method of the fluid pipe according to the invention described in claims 3 and 4 described later.

Thus, as shown in FIG. 5, the receiving portion of the box (2)
In the mounting port (4a) of the fixing member (4) fixed to (2b), a faucet
(6) is attached.

The piping device according to claim 2 is used for this piping method.

FIG. 6 is an exploded perspective view showing an embodiment of the piping device according to claim 2.

This piping system consists of a box (2), a fixing member (4) and a joint (5).
Composed of and.

In the box (2), as shown in FIGS. 6, 7 and 8, a fluid pipe (10) and a fitting for passing hot water, water and gas at both ends are provided.
An insertion hole (21) through which the (5) is inserted is formed. The flexible pipe (1) is attached to the insertion hole (21), and the fluid pipe (10) and the joint (5) inserted into the flexible pipe (1) are directly inserted into the insertion hole (21). It is designed to be inserted into the box (2) from 21).

Further, the box (2) is integrally formed with a receiving portion (2b) on which the fluid pipe (10) inserted through the insertion hole (21) and the joint (5) are placed. The receiving portion (2b) has a recess (22),
As shown in FIGS. 6 and 8, the recess (22) is formed as a polygonal recess corresponding to the outer shape of the joint (5) at the portion where the joint (5) is placed, and the fluid pipe ( In the part where 10) is placed,
It is formed of a semi-circular recess that partially matches the fluid pipe (10). The part where the joint (5) is placed is the fluid pipe (1
(0) is formed deeper than the place where it is placed, and the recess (22)
The inner joint (5) is regulated so as not to move in the insertion hole (21) direction. By the recess (22), the joint (5)
Also, the fluid pipe (10) is held substantially in the center when viewed from the opening of the box (2). The receiving part (2b)
In addition to the case where it is integrally provided in the box (2) as shown in FIG. 8, it is a separate piece that is installed in the box (2) with screws (51) as shown in FIG. May be.
Further, the receiving portion (2b) may have a structure in which only one of the joint (5) and the fluid pipe (10) is placed.

The box (2) is fixed to a crosspiece (3), a pillar, etc. as shown in FIG. Although the drawing shows an example of fixing with screws (80), the fixing means is not limited to screw fixing, and other fixing means may be used.

As shown in FIG. 9 and FIG. 10, the fixing member (4) has a cylindrical mounting opening (4a) in the center of which an internal thread for mounting a water faucet or the like is provided. There is. This mounting port (4a)
Communicates with the discharge port (5a) of the joint (5) placed in the recess (22) of the receiving portion (2b). Also, the fixing member
A collar portion (4b) is formed in (4), and a screw for screwing the fixing member (4) to the receiving portion (2b) of the box (2) is formed in the collar portion (4b).
(50) is inserted. Further, the flange portion (4b) is formed with a recess into which the fluid pipe (10) and the joint (5) are fitted. The recess may have a structure in which only one of the joint (5) and the fluid pipe (10) is fitted. In addition, mounting port (4a)
The female screw of (1) may be a male screw or a cylindrical shape that is attached by fitting according to the structure of a water faucet or the like to be attached.

The joint (5) is made of a rigid body such as metal and has a connection port (5b) for connecting the fluid pipe (10) at both ends, as shown in FIGS. 11 and 12. The connection port (5b) has a fluid pipe (10) on the outer circumference.
It is formed of a cylindrical portion having a large number of locking projections that lock onto the inner peripheral surface of the. In the present invention, the shape of the connection port (5b) is not limited to that in the above-mentioned embodiment, but may be any shape as long as the fluid pipe (10) can be connected.
A discharge port (5a) is formed in the center of the main body of the joint (5), and the discharge port (5a) and the connection port (5b) communicate with each other. The discharge port (5a) communicates with the mounting port (4a) of the fixing member (4) as described above, and its position and shape are not limited to those of the embodiment.

Then, as shown in FIG. 13, the fluid pipe (10) or the joint
(5) is placed in the recess (22), the receiving part (2b) of the box (2)
It is clamped by a fixing member (4) screwed to the box (2)
Fixed to. In the figure, reference numeral (12) is a seal member for preventing fluid leakage from the inside of the fluid pipe (10).

In addition, in the embodiment, the receiving portion (2b) and the fixing member (4) are formed in a half-divided shape, but in the present invention, if the fluid pipe (10) or the joint (5) is sandwiched, In particular, it is not limited to the half-divided shape. Further, the contact surface between the receiving portion (2b) of the box (2) and the fixing member (4) may not be a flat surface but may be a shape fitted by concavity and convexity. Further, the number of screws (50) for attaching the fixing member (4) and the attaching positions are not limited to those in the embodiment.

Further, the joint (5), the central portion of the main body is formed in a polygonal shape, the shape is not limited, for example, as shown in FIG. 14, the central portion of the main body is a columnar joint (5). ) May be sufficient. In this case, the recess (22) on which the joint (5) is mounted is
Corresponding to this, a semicircular recess is formed.

The above embodiment is an example in which the number of the fluid pipe (10) and the joint (5) that are inserted into the box (2) is one, but, for example, when attaching a mixing stopper, hot water and water are respectively supplied. The present invention is also applied to a case where a plurality of fluid pipes (10) and a joint (5) that are passed through are piped. In this case, the receiving part of the box (2)
A plurality of recesses (22) of (2b) and mounting openings (4a) of fixing members (4) are formed corresponding to the plurality of fluid pipes (10) and joints (5).

Next, the piping method according to claim 3 will be described. This piping method is performed in the order of steps shown in FIGS. 23 to 27.

First, as shown in FIG. 23, a plurality of boxes (2) having insertion holes (21) at both ends and a flexible tube (1) connected to the insertion holes (21) are connected in series. Under the wall (3)
It is fixed with screws etc. Then the box (2)
A wall material (60) is erected on the side of the opening (2a), and a wall hole (61) is formed to match the opening (2a) of the box (2). box
The opening (2a) of (2) may be of a size into which the fixing member (4) can be inserted.

Next, as shown in FIG. 24, a fluid pipe for passing hot water, water, and gas.
The fitting (5) is connected to the position (10) corresponding to the position of the box (2) fixed to the crosspiece (3), and the fluid pipe (10) connected to this fitting (5) is a flexible pipe. It is inserted into (1) and the box (2). The end of the fluid pipe (10) to be inserted is sealed with, for example, a cap.

Thus, the flexible pipe (1) and the joint (5) and the fluid pipe (10) inserted into the box (2) are connected to each other as shown in FIG. 25.
Also, the fluid pipe (10) is placed and held on the receiving portion (2b) of the box (2) having a recess (22) that fits a part of the outer shape of the fluid pipe (10).
Then, a drill (70), which is a punch, is inserted into the box (2), and a fluid discharge port (5a) is formed in the joint (5).

Next, as shown in FIG. 26, a fixing member (4) having a mounting opening (4a) such as a faucet is inserted into the box (2) from the wall surface,
It is attached to the receiving portion (2b) of the box (2) from above the joint (5) by a screw (50). As a result, the fluid pipe (10) is sandwiched between the receiving portion (2b) of the box (2) and the fixing member (4), and the mounting port (4a) of the fixing member (4) and the discharge port (4) of the joint (5) ( It communicates with 5a).

Finally, as shown in Fig. 27, the receiving part (2
In the mounting port (4a) of the fixing member (4) fixed to b), the faucet (6)
Is attached.

Next, a piping method according to claim 4 will be described. This piping method is performed in the order of steps shown in FIGS. 15 to 19.

First, as shown in FIG. 15, a plurality of boxes (2) having insertion holes (21) at both ends and a flexible tube (1) connected to the insertion holes (21) are connected in series. Under the wall (3)
It is fixed with screws etc. Then the box (2)
A wall material (60) is erected on the side of the opening (2a), and a wall hole (61) is formed to match the opening (2a) of the box (2). box
The opening (2a) of (2) may be of a size into which the fixing member (4) can be inserted.

Next, as shown in Fig. 16, a fluid pipe for passing hot water, water, and gas.
The fitting (5) is connected to the position (10) corresponding to the position of the box (2) fixed to the crosspiece (3), and the fluid pipe (10) connected to this fitting (5) is a flexible pipe. It is inserted into (1) and the box (2). The end of the fluid pipe (10) to be inserted is sealed with, for example, a cap.

Thus, the flexible pipe (1) and the joint (5) and the fluid pipe (10) inserted in the box (2) are connected to each other as shown in FIG.
Also, it is placed and held on the receiving portion (2b) of the box (2) having the recess (22) that fits a part of the outer shape of the fluid pipe (10).

Next, as shown in FIG. 18, a fixing member (4) having a mounting opening (4a) such as a faucet is inserted into the box (2) from the wall surface,
It is attached to the receiving portion (2b) of the box (2) from above the joint (5) by a screw (50). As a result, the fluid pipe (10) is sandwiched between the receiving portion (2b) of the box (2) and the fixing member (4), and is fixed to the box (2). Then, the mounting port (4a) of the fixing member (4)
A drill (70), which is a piercing tool, is inserted into the pipe, and a fluid discharge port (5a) is formed in the joint (5). In this way, the attachment port (4a) of the fixing member (4) and the discharge port (5a) of the joint (5) communicate with each other.

Finally, as shown in Fig. 19, the receiving part (2
In the mounting port (4a) of the fixing member (4) fixed to b), the faucet (6)
Is attached.

The discharge port (5a) formed in the joint (5) is not limited to a single discharge port as shown in the process diagram of the piping method, and
There may be a plurality of small discharge ports (5a) as shown in FIG.

The piping device according to claim 5 is used for the piping method according to claim 3 or 4.

FIG. 20 is an exploded perspective view showing an embodiment of the piping device according to claim 5.

This piping device consists of a box (2), a fixing member (4), and a joint.
(5) consists of

The box (2) is a fluid pipe (10) for passing hot water, water, and gas at both ends.
And an insertion hole (21) into which the joint (5) is inserted. The flexible pipe (1) is attached to the insertion hole (21), and the fluid pipe (10) and the joint (5) inserted into the flexible pipe (1) are directly inserted into the insertion hole (21). It is designed to be inserted into the box (2) from 21). The box (2) is fixed to the crosspiece (3), a pillar or the like by screws or the like.

Further, the box (2) is formed with a receiving portion (2b) on which the fluid pipe (10) inserted through the insertion hole (21) and the joint (5) are placed. The receiving portion (2b) has a recess (22), the recess (22) is formed by a polyhedral recess that matches the outer shape of the joint (5) in the portion where the joint (5) is placed, In the portion where the fluid pipe (10) is placed, it is formed with a semicircular recess partly matching the fluid pipe (10). In addition, the mounting portion of the joint (5) is formed deeper than the mounting portion of the fluid pipe (10),
The joint (5) in the (22) is regulated so as not to move toward the insertion hole (21). Fittings (5) and fluid pipes (10)
The box (2) by being placed in the recess (22)
When viewed from the opening (2a) of the, it is held substantially in the center. The receiving portion (2b) may be provided integrally with the inside of the box (2), or may be a separate member attached inside the box (2) with a screw or the like. Also, the receiving part (2b)
May have a structure in which only one of the joint (5) and the fluid pipe (10) is placed.

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 on the inner peripheral surface. The female screw of the mounting port (4a) may be a male screw or a cylindrical shape fitted by fitting according to the structure of the faucet to be mounted. Further, a flange portion (4b) is formed on the fixing member (4), and a screw for screwing the fixing member (4) to the receiving portion (2b) of the box (2) is formed on the flange portion (4b). 50) is designed to be inserted. In addition, a recess for fitting the fluid pipe (10) and the joint (5) is formed on the opposite side of the attachment port (4a). The recess may have a structure in which only one of the joint (5) and the fluid pipe (10) is fitted.

The fitting (5) is made of a rigid body such as metal and has fluid pipes (10) at both ends.
It has a connection port (5b) for connecting to. Connection port (5b)
Is formed of a cylindrical portion having a large number of locking projections that lock with the inner peripheral surface of the fluid pipe (10) on the outer circumference. In the present invention, the connection port (5
The shape of b) is not limited to the above-mentioned embodiment, but may be any shape as long as the fluid pipe (10) can be connected. The central portion of the main body of the joint (5) is formed in a polygonal shape, but may be in a cylindrical shape.

The fitting (5) is then placed in the recess (22) and the box
It is sandwiched between the receiving portion (2b) of (2) and the fixing member (4) screwed to the receiving portion (2b) of the box (2) and fixed to the box (2).

In the center of the main body of the joint (5) fixed to this box (2), a punching tool (70) inserted from the mounting port (4a) of the fixing member (4).
This makes it possible to provide a discharge port (5a) that connects the flow passage in the joint (5) and the flow passage in the fixing member (4).

This piping device is convenient when it is desired to increase the number of mounting openings for faucets or the like later. That is, on the back of the wall, connect the joint (5) to the discharge port (5
If only piping is provided without providing a) and then a situation where a mounting port is required arises, the mounting port can be easily formed by providing the discharge port (5a) in the joint (5). .

Incidentally, in the embodiment, the receiving portion (2b) of the box (2) and the fixing member (4) have a structure that sandwiches the fluid pipe (10) in a half shape, but in the present invention, the fluid pipe (10) is If you want to sandwich
In particular, it is not limited to the half-divided shape. Also a box
The contact surface between the receiving portion (2b) of (2) and the fixing member (4) may have a shape in which it is mounted by unevenness instead of a flat surface. Further, the number of screws (50) for attaching the fixing member (4) and the attaching positions are not limited to those in the embodiment.

The above embodiment is an example in which the number of the fluid pipe (10) and the joint (5) inserted into the box (2) is one.However, for example, when attaching a mixing stopper, hot water and water are respectively passed. The present invention is also applied to the case where the plurality of fluid pipes (10) and the joint (5) are piped. In this case, a plurality of recesses (22) in the receiving portion (2b) and mounting openings (4a) of the fixing member (4) are formed corresponding to the plurality of fluid pipes (10) and joints (5).

(Effects of the Invention) As described above, in the piping method of the fluid pipe according to claim 1, 3 or 4, the fixing member inserted into the wall hole from the wall surface is attached to the receiving portion of the box to form the fluid pipe. Since the flow path from the to the wall surface is formed, it is possible to form an attachment port such as a water faucet while the fluid pipe to which the joint is connected is inserted into the flexible pipe and the box.

Further, even when the fluid pipe is a flexible resin pipe, the mounting port can be surely formed by using the rigid joint. Further, the use of the joint facilitates the alignment of the fluid pipe after being inserted into the flexible pipe and the box, and since the joint is held in the receiving portion of the box, the pipe displacement is unlikely to occur.

Further, it is sufficient to provide the wall member with a wall hole having a small size into which the fixing member can be inserted.

In the piping method according to claim 4, of the piping methods, the fixing member is attached to the receiving portion of the box, and then the discharge port is provided in the joint by the punching tool inserted from the attachment port of the fixing member. The fixing member can be easily attached without requiring precise alignment with the joint as in the case of a joint having a discharge port at the time of attaching.

The piping device according to claim 2 or 5 comprises a joint or a receiving portion on which a fluid pipe is placed, and a joint mounted in the recess by a box fixed to a crosspiece, a pillar or the like and a fixing member. Or, since the fluid pipe is fixed so as to be sandwiched, even if the fluid pipe is a flexible resin pipe, by using a rigid joint,
The fluid pipe to which the joint is connected can be securely fixed. Further, a faucet or the like can be directly attached to the fixing member, and the piping work can be efficiently performed.

Further, in the piping device according to claim 5, since the joint does not have a discharge port, a discharge port suitable for the mounting port of the fixing member can be provided on site, and a faucet or the like will be added later. In this case, a preliminary pipe without a discharge port may be provided and used as a pipe with a discharge port at the time of expansion.

[Brief description of drawings]

1 to 5 show the method of piping a fluid pipe according to claim 1 in the order of steps, and FIG. 1 is a front view seen from a wall surface with a box and a flexible pipe fixed to a crosspiece, and FIG. Is a front view of the joint connected to the fluid pipe, FIG. 3 is a cross-sectional view of the joint holding the joint and the fluid pipe in the box receiving portion, and FIG. 4 is a state in which the fixing member is attached to the box receiving portion. Sectional drawing, FIG. 5 is a sectional view with a water faucet attached. 6 is an exploded perspective view showing an embodiment of the piping device according to claim 2, FIG. 7 is a front view of a box of the piping device shown in FIG. 6, and FIG. 8 is a cross section of the box shown in FIG. Fig. 9 is a front view of the fixing member of the piping device shown in Fig. 6, Fig. 10 is a sectional view of the fixing member shown in Fig. 9, and Fig. 11 is a front view of the joint of the piping device shown in Fig. 6. Fig. 12, Fig. 12 is a cross-sectional view of the joint shown in Fig. 11, Fig. 13 is a cross-sectional view of a state in which a piping device is assembled,
FIG. 14 is a perspective view showing another example of the joint. FIGS. 15 to 19 show the piping method of the fluid pipe according to claim 4 in the order of steps, and FIG. 15 is a front view seen from the wall surface with the box and the flexible pipe fixed to the crosspiece, FIG. Fig. 17 is a front view of the joint connected to the fluid pipe, Fig. 17 is a cross-sectional view of the joint and fluid pipe held in the receiving part of the box, and Fig. 18 is the fixing member attached to the receiving part of the box. FIG. 19 is a sectional view showing a state where a discharge port is provided, and FIG. 19 is a sectional view showing a state where a water faucet is attached. FIG. 20 is an exploded perspective view showing an embodiment of the piping device according to claim 5. FIG. 21 is a side view showing a conventional piping structure, and FIG. 22 is a side view showing a piping structure using protective equipment. 23 to 27 show the piping method of the fluid pipe according to claim 3 in the order of steps, and FIG. 23 is a front view seen from the wall surface with the box and the flexible pipe fixed to the crosspiece, and FIG. Is a front view of the joint connected to a fluid pipe, FIG. 25 is a cross-sectional view of the joint holding the joint and the fluid pipe in the receiving portion of the box, and the joint is provided with a discharge port, and FIG. 26 is the fixing member of the box. FIG. 27 is a sectional view showing a state in which it is attached to the receiving portion, and FIG. 27 is a sectional view in a state in which a water faucet is attached. FIG. 28 is a sectional view showing another example of the box. FIG. 29 is a front view showing a joint having a plurality of discharge ports. Explanation of symbols 1 ... Flexible tube 2 ... Box, 2a ... Opening, 2b ... Receiving part, 4 ... Fixing member, 4a ... Mounting port, 5 ... Joint, 5a ... Discharge port, 10 ... … Fluid pipes.

Claims (5)

[Claims] 1. A plurality of boxes arranged in series and a flexible pipe connecting these boxes are fixed to a crosspiece, a pillar, etc. behind the wall, and after the wall material is erected, it is fixed to the crosspiece, the pillar, etc. A pipe having hot water, water, and gas connected to a joint having a discharge port at a position corresponding to the position of the box is inserted into the flexible pipe and the box, and the joint or the fluid pipe is held in the box. Insert a fixing member that has a mounting port such as a water faucet that communicates with the discharge port of the joint to form a flow path to the wall surface, insert the fixing member having a mounting hole into the wall hole from the wall surface, and clamp the joint or fluid pipe from the discharge port As described above, and a fitting or a fluid pipe is fixed to the box. 2. A joint having a plurality of connection ports to which fluid pipes for passing hot water, water, and gas that are fluids are connected, and a fluid discharge port communicating with these connection ports, and the joint and the fluid pipe are inserted. A box fixed to a crosspiece, a pillar or the like, and a water faucet or the like communicating with the outlet of the joint. A piping device, comprising: a fixing member having an attachment port and attached to the box so as to sandwich the joint or the fluid pipe placed on the receiving portion. 3. A plurality of boxes arranged in series and a flexible pipe connecting these boxes are fixed to a crosspiece, pillar, etc. behind the wall, and after the wall material is erected, it is fixed to the crosspiece, pillar, etc. Insert a fluid pipe that passes hot water, water, or gas with a joint connected to a position corresponding to the position of the box into the flexible pipe and the box, hold the joint or fluid pipe in the box, and then discharge the joint. And then a fixing member having a mounting port such as a faucet is inserted from the wall surface into the wall hole and mounted in the box so as to sandwich the joint or fluid pipe, thereby forming a flow path to the wall surface. How to install a fluid pipe. 4. A plurality of boxes arranged in series and a flexible pipe connecting these boxes are fixed to a crosspiece, a pillar, etc. behind the wall, and after the wall material is erected, it is fixed to the crosspiece, the pillar, etc. Insert a fluid pipe for passing hot water, water, or gas, which has a joint connected to a position corresponding to the position of the box, into the flexible pipe and the box, hold the joint or the fluid pipe in the box, and then insert a water tap or the like. Insert the fixing member with the mounting port into the wall hole from the wall surface and mount it in the box so as to clamp the joint or fluid pipe, and then provide the discharge port in the joint by the perforating tool inserted from the mounting port of the fixing member. A piping method for a fluid pipe, characterized in that a flow path to the surface is formed. 5. A joint having a plurality of connection ports to which fluid pipes for passing hot water, water, and gas that are fluids are connected, an insertion hole through which the joints or fluid pipes are inserted, and an insertion hole inserted through the insertion hole. A box that is equipped with a joint or a fluid pipe and that is fixed to a crosspiece, a pillar, and the like, and a mounting port for a faucet, etc., and holds the joint or the fluid pipe that is placed on the receptacle. And a fixing member attached to the box as described above.