JPH0719385A - Elbow fixing device - Google Patents

Abstract

PURPOSE:To increase the degree of freedom in supporting an elbow at a bibcock mounting position for improved piping workability by optionally-fitting either dovetails or dovetail grooves provided in the upper part of its body with dovetail grooves or dovetails provided in the lower surface of a supporting member which is fixed onto a supporter such as a batten. CONSTITUTION:In the sheath pipe head construction method, a sheath pipe which rises roughly perpendicularly from a floor surface and is linked with the lower part 21b of an elbow fixing device 20 by means of a joint, and an elbow fixing device 20 is so constructed as to be mounted onto a supporter such as a batten which is disposed obliquely. The elbow fixing device 20 is provided with a body 21 which accommodates an elbow, a supporting member 22 which is fixed onto a supporter such as a batten and supports the body 21 so as to attach and remove it, and a fixing member 23 which fixes the elbow accommodated in the body 21. By selectively-fitting dovetails 21m which are provided at regular intervals in the peripheral direction at the outer peripheral surface of the upper part 21a of the body 21 with dove grooves 22c... provided in the lower surface of the supporting member 22, the mounting angle of the body 21 onto the supporting member 22 is made variable.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elbow fixing device for supporting and fixing a faucet elbow in a piping system.

2. Description of the Related Art In recent years, a construction method called a sheath pipe header construction method has become widespread as a construction method of a water supply / hot water supply piping system. This sheath pipe header construction method uses a main pipe that is more flexible than the header in a dwelling unit, for example, a cross-linked polyethylene pipe that is passed through a flexible sheath pipe (flexible pipe with corrugation) to supply water and hot water. It is a flexible and individual piping system, and is superior in durability, workability, and renewal to conventional metal piping. FIG. 17 shows a water supply / hot water supply piping system in a dwelling unit of the Saya pipe header construction method. The water supply pipe 1 to the header 2, the water supply pipe 3,
3, ..., sink 10, vanity 11, bath 1
2, water supply to the washing machine 13, toilet 14, etc. separately,
From the water supply pipe 1 to the water heater 4, the header 5, the hot water supply pipes 6, 6 ...
After that, hot water is separately supplied to the sink 10, the vanity 11, the bathtub 12, and the like.

[0002] The header 2 is for branching water supply / hot water supply individually to the water supply / hot water supply faucet, and a plurality of joints 7 can be connected in parallel as shown in Fig. 18, and the water supply pipes 3 are respectively connected to these joints 7.
Are connected. Each water supply pipe 3 is inserted and protected in each sheath pipe 8 laid along the path from the header 2 to the sink 10, the vanity 11, the bathtub 12, the washing machine 13, and the faucet of the toilet 14. There is. Each sheath pipe 8 is fixed to the floor surface at appropriate intervals by a sheath pipe saddle (not shown), and is piped to each faucet. Similarly to the water supply pipe 3, the hot water supply pipe 6 is branched from the header 5, and each faucet of the sink 10, the vanity 11, and the bathtub 12 is protected by a sheath pipe (not shown).

A faucet box 15 is attached to each faucet position as shown in FIGS. This faucet box 15 is for fixing and supporting a faucet elbow (hereinafter simply referred to as “elbow”), and an end face 15a is brought into contact with a wall 16 and an upper face 15b is fixed to a lower face of a wood 17 with screws. (Fig. 19). The faucet box 15 has a long screw hole on the upper surface 15b, and the positioning thereof can be adjusted in the front-rear direction. In addition, the sheath pipe 8 is erected substantially vertically from the floor along the wall, and the terminal is at the lower end 15c of the faucet box 15.
Fixed to.

The end of the water supply pipe 3 is pulled out to the inside of the room from the sheath pipe 8, the faucet box 15, and the hole 16a of the wall 16 and connected to the elbow 18. The elbow 18 is fitted into the water faucet box 15 through a rear wall hole 16a connected to the water supply pipe 3 and has mounting portions 18a and 18a (see FIG.
0) is the supporting portions 15d and 15d of the faucet box 15
It is fixed with screws (FIG. 19) (FIG. 21).

Further, in the case where the tongue 17 as shown in FIG. 19 is not provided or the tongue 17 is not provided above the attachment position of the water faucet, the water faucet box 15 has an end face as shown in FIG. 15a is directly screwed and fixed to the wall 16 to support the elbow 18 connected to the end of the sheath pipe 8 and the end of the water supply pipe 3 as described above. The faucet box 15 has an end face 1
The screw hole of 5a is a long hole, and the positioning is adjustable in the vertical direction.

[0006]

Generally, the sheath pipe 8 is designed to rise from the floor surface substantially vertically along the wall and fixed to the lower end 15c of the faucet box 15. As described above, the faucet box 15 is formed based on the fact that the faucet box 15 is mounted straight on a faucet or the like at the faucet mounting position.
It is limited to a and cannot be installed diagonally. Therefore, the degree of freedom of the mounting portion of the faucet box 15 is low.

By the way, in order to avoid obstacles in the layout of the piping, the piping may be slanted, and in such a case, it is necessary to install the diagonal slant. However, there are cases where the wood cannot be provided at the position required for the layout of the piping. Moreover, the faucet box 15
However, as described above, there is a problem in that it is difficult to attach because it cannot be attached obliquely, and the workability may be significantly deteriorated.

The present invention has been made in view of the above points, and provides an elbow fixing device which has a high degree of freedom in supporting an elbow at a faucet mounting position to improve workability in piping work. The purpose is to

[0009]

In order to achieve the above object, according to the present invention, the upper portion has a circular or polygonal shape, and a plurality of ants or ants are arranged along the axial direction at predetermined intervals in the circumferential direction on the outer peripheral surface. A groove is formed, the end of the sheath pipe is connected to the lower end of the lower part, a substantially L-shaped hole opening to the front end face of the upper part and the lower end is provided inside, and a faucet is attached to the one end from the open end of the upper part. A main body in which an elbow to which the end of the water supply pipe that penetrates the sheath pipe is connected and is stored and fixed so that it can be inserted and removed, and an upper surface or one of both front and rear end surfaces can be fixed by abutting on a support body. The lower surface is a curved surface or a polygonal surface that forms an arc circumscribing the upper portion of the main body, and a plurality of dovetail grooves or doves that can fit with the dovetails or dovetail grooves of the body are formed at the predetermined intervals. And a supporting member for supporting the selectively rotated position. Was one in which was constructed.

[0010]

The above-mentioned supporting member is fixed by bringing the upper surface or one of the front and rear ends of the supporting member into contact with a supporting member such as a tree. The dovetail groove or the dovetail on the lower surface of the support member is fitted into the dovetail groove or dovetail groove on the upper portion of the main body to support the main body on the support member. At this time, the dovetail groove or dovetail of the support member and the dovetail or dovetail groove on the upper part of the body are selectively fitted according to the relative position between the support member and the body. This increases the flexibility of the piping layout.

[0011]

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. FIG. 1 shows a first embodiment of the elbow fixing device of the present invention. In FIG. 1, an elbow fixing device 20 includes a main body 21 that houses an elbow and a main body 21 that is fixed to a tree or the like.
A support member 22 that detachably supports the elbow, and a fixing member 23 that fixes the elbow housed in the main body 21 (FIG. 9).
It is composed of and. The main body 21 is formed of a thick plate member as shown in FIGS.
Has a large diameter circular shape when viewed from the front, and has a large diameter hole 21c from the front.
Is provided. The lower part 21b is formed with a hole 21d having an upper end communicating with the hole 21c and a lower end opening to the lower surface, and these holes 21c and 21d communicate with each other at a substantially right angle. Then, the elbow has a hole 21c in the main body 21.
It is possible to enter and leave from.

Supports 21e and 21e are integrally provided on the left and right sides inside the hole 21c of the upper portion 21a. Grooves 21f and 21f are formed in the front centers of the supports 21e and 21e, respectively.
And screw holes 21g, 21g are provided. Upper part 21a
A flange 21h is erected in a cylindrical shape at the opening end of the hole 21c on the front surface of the, and a screw 21i is engraved on the inner surface. A screw 21k is formed on the inner surface of the opening 21d of the lower portion 21b.

A plurality of dovetails 21m are provided on the outer peripheral surface of the upper portion 21a at equal intervals along the circumferential direction except for the continuous portion of the upper portion 21a and the lower portion 21b, for example, a central angle of 4
Seven lines are formed parallel to each other at 5 °. The main body 21 having such a shape is integrally formed of, for example, a hard synthetic resin member. The support member 22 is formed as shown in FIGS. 5 to 8, the upper surface 22a is a flat surface, and the lower surface 2 is
2b is a concave curved surface having the same diameter as the outer diameter of the upper portion 21a of the main body 21. On the lower surface 22b, dovetail grooves 22c that fit with the dovetails 21m of the main body 21 are formed along the circumferential direction at the same intervals as the dovetails 21m, and from the front surface to the rear surface, in the center and on the left and right sides in parallel with each other. The lower surface 22b is provided with recesses 22d and 22d on both sides of the central dovetail groove 22c, and is lightened (FIG. 8). The upper surface 22a extends to the left and right, and bolt holes 22e are formed in the four corners in the vertical direction (FIGS. 5 and 8). Also, the right and left dovetail grooves 22c,
In the vicinity of 22c, bolt holes 22f and 22f are bored in the front-rear direction in parallel with the dovetail grooves 22c and 22c (FIGS. 6 and 7). The support member 22 having such a shape is used for the main body 2
Like No. 1, it is made of a hard resin member.

As shown in FIGS. 9 to 12, the fixing member 23 is a thick-walled annular member, and the outer diameter thereof can be fitted into the hole 21c of the main body 21, and the inner diameter thereof is the faucet mounting port 18b of the elbow 18 (see FIG. 1
4) The plate thickness is set to a dimension from the front end surface of the support portion 21e of the hole 21c to the vicinity of the root of the flange 21h so that the hole 21c can be fitted (FIG. 14). The fixing member 23 has bolt holes 23a, 2 at positions corresponding to the screw holes 21g, 21g formed in the support portions 21e, 21e on the left and right sides of the main body 21, respectively.
3a is drilled.

The supporting member 2 is provided on the upper end of the rear end surface of the fixing member 23.
Stoppers 23b, 23b for abutting and positioning on opposing side surfaces of 1e, 21e are provided in a protruding manner, and a recess 23c for abutting and fixing to the water supply pipe connecting side of the elbow 18 is provided at a lower portion in a substantially central portion. Is provided. The fixing member 23 having such a shape is formed of a hard resin member like the main body 21.

The mounting of the elbow fixing device and the support of the elbow will be described below. As shown in FIGS. 13 and 14, when the wood 26 is horizontally provided at an upper position with respect to the faucet mounting hole 25a of the wall 25, the upper surface 22a of the support member 22 is abutted as shown by a solid line. Abut the underside of the tree 26,
The bolt holes 22e are fixed by screws (not shown). Next, the main body 21 is arranged on the back side of the wall 25, and the three dovetails 21m, 21m on the center and the left and right of the upper part 21a,
21 m is the center of the support member 22 and the three dovetail grooves 2 on the left and right
2c, 22c, 22c, and the upper part 21a
While pushing the outer peripheral surface of the support member 22 to the lower surface 22b of the support member 22, the front surface of the support member 22 is pushed until it contacts the wall 25. As a result, the main body 21 is vertically supported by the strut 26 via the support member 22. At this time, the flange 21h of the upper portion 21a is loosely fitted in the hole 25a of the wall 25 substantially concentrically.

The lower end of the lower part 21b of the main body 21, that is, the hole 21
At the open end of d, a joint for sheath pipe (joint for flexible pipe with corrugation) 27
The end of the sheath pipe 8 which is screwed up and rises substantially vertically from the floor surface toward the hole 25a along the wall 25 is connected and fixed to the sheath pipe joint 27. The end of the water supply pipe 3 inserted into the sheath pipe 8 is pulled out from the holes 21 d and 21 c of the main body 21 through the hole 25 a of the wall 25 and connected to the elbow 18. After the water supply pipe 3 is connected to the elbow 18, the elbow 18 is inserted through the wall hole 25a and the hole 21c in the upper portion 21a of the main body 21.
The tube portion 18c that is pushed into the inside and bends has the left and right support portions 2
1e, 21e are fitted between the left and right mounting portions 18a, 1
8a are recesses 21f and 21 of the support portions 21e and 21e, respectively.
It is fitted to f.

Next, an annular fixing member 23 is fitted in the hole 21a, the rear end face thereof is brought into contact with the front surfaces of the left and right supporting portions 21e, 21e, and the stoppers 23b, 23b (FIG. 11) are provided for these supporting portions 21e, 21e. 21e is abutted and locked to the side surface, and the lower recess 23c abuts the bent portion 18c of the elbow 18.
The mounting portions 18a, 18a of the elbow 18 are provided on the rear end surface of the fixing member 23 and the recesses 21f of the supporting portions 21e, 21e,
It is held between 21f. Further, the water faucet mounting port 18 b of the elbow 18 penetrates the fixing member 23. The fixing member 23 is fixed to the supporting portions 21e, 21e by screws (not shown) via the bolt holes 23a, 23a (FIG. 9).

In this way, the elbow 18 is housed and fixed in the main body 21. Then, the flange 21h of the main body 21 that is concentrically loosely fitted in the wall hole 25a from the indoor side of the wall 25.
A makeup plate is screwed onto the faucet mounting opening 1 of the elbow 18.
A faucet (both not shown) is connected to 8b. Well, Figure 1
In FIG. 3, when the wood is slanted above the wall hole 25a, or arranged laterally of the wall hole 25a, the two-dot chain line 22 ′,
The support member is fixed as indicated by 22 ", and the upper portion 21a of the main body 21 is attached in the same manner as described above. Further, when the wood is not provided, the front surface of the support member 22 is brought into contact with the wall. The support member 2 is attached to the wall through the bolt holes 22f and 22f.
2 is directly fixed, and the main body 21 is attached to the support member 22.

Contrary to the above, as shown by the solid line in FIG. 13, the support member 22 is horizontally fixed to the wood 26, while the sheath pipe rises diagonally from the floor due to the layout of the pipe, and the main body 21 rises. Even when the support member 22 is inclined, the main body 21 can be mounted and supported on the support member 22. As a result, the degree of freedom in attaching the main body 21 is increased, and piping work is facilitated.

15 and 16 show the second and third embodiments of the present invention, and FIG. 15 shows the upper portion 21a 'of the main body 21. As shown in FIG.
The outer peripheral surface of the support member 22 and the lower surface 22b 'of the support member 22 are formed into polygons, for example, regular octagons, which can be fitted to each other when relatively rotated as shown in FIG. The lower surface 22b 'of the supporting member 22 is formed into a regular octagonal surface that can be fitted to the upper portion 21a' of the main body 21, and each dovetail groove 22c is located in the center of each surface. It was formed in.

Further, FIG. 16 shows a shape in which the dovetails formed on the upper portion 21a of the main body 21 and the dovetail grooves formed on the lower surface 22b of the support member 22 shown in FIG. The dovetail groove 21m 'is formed on the side, and the dovetail 22c' is formed on the lower surface 22b side of the support member 22. Of course, also in this case, as shown in FIG. 15 described above, the outer peripheral surface of the upper portion 21a of the main body 21 and the lower surface 22b of the support member 22 may be polygons and polygonal surfaces that can be fitted to each other.

Although the elbow 18 housed in the main body 21 is fixed by the fixing member 23 in the above embodiment, the grooves 21f, 21 of the supporting portions 21e, 21e of the main body 21 are fixed.
The mounting portions 18a, 18a of the elbow 18 may be fitted to f and fixed directly with screws. INDUSTRIAL APPLICABILITY The elbow fixing device of the present invention is particularly effective when fixing a faucet elbow to a sanitary unit facility such as a sink, a vanity, and a bath. That is, in the elbow fixing device of the present invention, the main body for fixing the elbow and the support member for supporting and fixing the main body to the support are separable, so that the elbow fixing device is previously managed under the control of the manufacturing plant of the unit equipment. This support member can be attached. Therefore, if the supporting member is accurately and firmly attached to the unit equipment, the on-site construction after bringing in the dwelling unit is small and simple, and the quality of the elbow attaching work is significantly improved.

[0024]

As described above, according to the present invention, the upper portion has a circular or polygonal shape, and a plurality of dovetails or dovetail grooves are formed in the outer peripheral surface at predetermined intervals in the circumferential direction along the axial direction, and the lower portion is formed. The end of the sheath pipe is connected to the lower end of the upper end, and a substantially L-shaped hole that opens to the front end face and the lower end of the upper part is provided inside, and a faucet is provided at one end from the open end of the upper part and the sheath pipe is provided at the other end. A main body in which an elbow to which a terminal of a water pipe to be inserted is connected is inserted and can be inserted and fixed, and an upper surface or one of front and rear end surfaces of the main body is abutted against a support body to be fixed, and the lower surface is the main body. Is a curved surface or a polygonal surface that forms an arc circumscribing the upper part of the body, and a plurality of dovetail grooves or doves that can fit with the dovetails or dovetails of the body are formed at the predetermined intervals, and the body is selectively rotated. It has a structure that includes a supporting member that supports the fixed position. As a result, the degree of freedom of mounting the elbow fixing device to the support on the wood etc. has increased, facilitating the installation of the faucet elbow in the water supply / hot water supply system, improving the workability, and increasing the flexibility of the piping layout. , The system design becomes easy. Further, the structure of the elbow fixing device is simple, and there is an excellent effect that the conventional elbow can be used as it is.

[Brief description of drawings]

FIG. 1 is a front view showing a first embodiment of an elbow fixing device according to the present invention.

2 is a front view of a main body that houses and fixes an elbow of the elbow fixing device in FIG. 1. FIG.

FIG. 3 is a side view of FIG.

4 is a sectional view taken along the line IV-IV in FIG.

5 is a plan view of a support member of the elbow fixing device of FIG. 1. FIG.

FIG. 6 is a front view of FIG.

FIG. 7 is a rear view of FIG.

FIG. 8 is a bottom view of FIG.

FIG. 9 is a front view of a fixing member for fixing the elbow in the main body.

10 is a sectional view taken along the line XX of FIG.

11 is a rear view of FIG.

FIG. 12 is a bottom view of FIG. 11.

FIG. 13 is a front view showing a state where the elbow fixing device according to the present invention is fixed to the wood.

14 is a sectional view taken along the line XIV-XIV in FIG.

FIG. 15 is an exploded view showing a second embodiment of the elbow fixing device according to the present invention.

FIG. 16 is an exploded view showing a third embodiment of the elbow fixing device according to the present invention.

FIG. 17 is an explanatory diagram of a sheath pipe header piping method.

18 is an enlarged view of the header portion of FIG.

FIG. 19 is a perspective view showing the attachment of a conventional faucet box to the wood.

20 is a perspective view showing the attachment of an elbow to the water faucet box of FIG. 17. FIG.

FIG. 21 is a perspective view showing a state in which an elbow is attached to the water faucet box in FIG. 18.

22 is a perspective view showing another attachment method of the water faucet box of FIG. 19. FIG.

[Explanation of symbols]

 3 Water Supply Pipe 8 Saya Pipe 18 Elbow 20 Elbow Fixing Device 21 Main Body 21m Dovetail 21m 'Dovetail Groove 22 Supporting Member 22c Dovetail Groove 22c' Ali23 Fixing Member 25 Wall 26 Toki 27 Saaya Pipe Joint

Claims (1)

[Claims] 1. An upper portion is circular or polygonal, and a plurality of dovetails or dovetail grooves are formed on the outer peripheral surface along the axial direction at predetermined intervals in the circumferential direction, and a lower end of the lower end is connected to an end of a sheath pipe.
An elbow in which a substantially L-shaped hole that opens to the front end face and the lower end of the upper part is provided, and a faucet is connected to one end from the opening end of the upper part and a terminal of a water supply pipe that inserts the sheath pipe to the other end is connected. And a main body that is stored and fixed in such a way that it can be inserted and withdrawn, and either the upper surface or one of the front and rear end surfaces can be fixed by abutting against the support body, and the lower surface is a curved or multi-curved surface that circumscribes the upper portion of the main body. A plurality of dovetail grooves or dovetails having a rectangular surface and capable of being fitted to the dovetails or dovetail grooves of the main body at the predetermined intervals, and a support member for supporting the main body at a position where the main body is selectively rotated. An elbow fixing device characterized in that