JP2001329580A - Feed water box fitting tool and feed water box - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a feed water box fitting tool capable of simply and reliably fitting a feed water box to a wall. SOLUTION: This feed water box fitting tool 5 is a fitting tool for fitting the feed water box 2, which is arranged on the back side P1 of the wall 1 and provided with an opening section 2a reaching the surface side P2 of the wall 1 from a wall hole 1a, to the wall 1. The feed water box fitting tool 5 comprises a main body section 5a fixing the feed water box 2 and an elastic piece 5i. The elastic piece 5i is folded from the main body section 5a toward the surface side P2 of the wall 1 in the wall hole 1a elastically deformably in the shaft center side direction of the wall hole 1a. A coupling pawl 5f coupled with the surface side wall face 1c of the wall 1 is provided at the tip portion of the elastic piece 5i, and the wall 1 is pinched by the coupling pawl 5f and the main body section 5a.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water supply box mounting device for mounting a water supply box on a wall, and a water supply box mounted on a wall.

[0002]

2. Description of the Related Art Conventionally, on the back side of a unit bus wall, etc.
A water supply box such as a joint housing box for housing a joint for mounting a faucet was installed therein.

[0003] Here, the wall of the unit bath is composed of a composite board in which a gypsum board is adhered to the back of an FRP decorative board as a surface material. The water supply box was attached to the wall of the unit bath via a box support member called a back hanger that was attached to, for example, a gypsum board or fixed with screws.

However, according to this mounting method, there is a possibility that the water supply box is detached from the wall as the box supporting member is peeled off from the gypsum board by an extremely large force received from the water supply hot water pipe when the hot water supply pipe is inserted through the pipe. there were. That is, when the box support member is attached to the gypsum board, there is a possibility that the paper material on the surface of the gypsum boat is torn and the box support member is peeled off from the gypsum board. Further, even when the box supporting member is fixed to the gypsum board with screws, the gypsum board is easily broken and the screw is difficult to screw in, so that the box supporting member may also be peeled off from the gypsum board.

[0005] Therefore, for example, a mounting structure of a water supply box disclosed in Japanese Patent Application Laid-Open No. 8-4065 has been proposed. As shown in FIG. 10, this mounting structure removes the plaster board 31a of the wall 31 of the unit bath by a predetermined range, affixes the veneer plywood 32, and affixes the box support member 33 to the veneer plywood 32, or It was fixed. Thus, the box supporting member 33 is provided with the veneer plywood 3.
2, the box supporting member 3
3, the water supply box 34 was fixed. That is, in the case of the veneer plywood 32, compared to the gypsum board 31a, the gypsum board 31a
The paper material on the surface was not broken, and screwing and fixing with screws was also possible. In addition, 35 is a joint,
36 is a hot water supply pipe, and 37 is a sheath pipe.

[0006]

By the way, in the conventional mounting structure of the water supply box 34 (see FIG. 10), the plaster board 31a must be removed in a predetermined area and the veneer plywood 32 must be adhered. However, since this work is extremely troublesome and costly, a method that does not require such work has been strongly desired among unit bus companies.
Further, the portion to which the veneer plywood 32 was stuck was easily corroded, and the gypsum board 31a was removed, so that the soundproofing property and the heat retaining property were deteriorated. Further, the mounting location of the water supply box 34 corresponding to the site is grasped in advance, and the veneer plywood 3
2 had to be pasted, which hindered free work at the site.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional drawbacks, and an object of the present invention is to provide a water supply box mounting device and a water supply box mounting device capable of easily and reliably mounting a water supply box on a wall. To provide a water supply box.

[0008]

A water supply box attachment and a water supply box according to the present invention have the following constructions to achieve the above object. That is, the water supply box mounting device 5 according to the first aspect of the present invention includes the rear side P1 of the wall 1.
Water supply box 2 provided with an opening 2a facing a front side P2 of the wall 1 from a wall hole 1a formed in the wall 1
Is a mounting tool for mounting to the wall 1. The water supply box mounting device 5 includes a main body 5a located on the back side P1 of the wall 1 and capable of fixing the water supply box 2, and a back side P1 of the wall 1 for fixing the main body 5a to the wall 1.
And a locked portion 5b that is inserted into the wall hole 1a from above and can be locked to a peripheral portion of the wall hole 1a.

As a result, the water supply box mounting device 5 is configured such that the locked portion 5b is inserted into the wall hole 1a from the back side P1 of the wall 1 and is locked to the peripheral edge of the wall hole 1a. The part 5 a, that is, the water supply box fixture 5 is fixed to the wall 1. And the main body 5a of the water supply box fixture 5
Then, the water supply box 2 is fixed. Thus, the water supply box 2 is locked by the locked portion 5b locked to the peripheral portion of the wall hole 1a.
It is attached to the wall 1 via a water supply box attachment 5 provided with.

Further, like the water supply box mounting device 5 according to the second aspect of the present invention, in the water supply box mounting device 5 according to the first embodiment, the locked portion 5b is provided on the rear side P1 of the wall 1. The opening 2a inserted into the wall hole 1a from above
This may make it impossible to release the locking of the wall hole 1a to the peripheral edge. Thereby, the back side P1 of the wall 1
Opening 2 of water supply box 2 inserted into wall hole 1a
a, the locked portion 5 is secured to the peripheral portion of the wall hole 1a.
It is possible to prevent the locking of b from being released.

Further, like the water supply box mounting device 5 according to the third aspect of the present invention, in the water supply box mounting device 5 according to the first embodiment, the locked portion 5b is connected to the main body portion 5a by the main body portion 5a. The interior of the wall hole 1a is formed of an elastic piece 5i which is directed toward the front side P2 of the wall 1 and is elastically deformable in the axial direction of the wall hole 1a. May be provided, and the wall 1 may be sandwiched between the engaging claw 5f and the main body 5a. Thereby, the elastic piece 5i is arranged so that the engaging claw 5f at the distal end does not interfere with the peripheral surface of the wall hole 1a.
It is inserted into the wall hole 1a while being elastically deformed in the axial direction of the wall hole 1a. Then, when the engaging claw 5f comes out to the front side P2 of the wall 1, the elastic piece 5i returns, and the engaging claw 5f engages with the front side wall surface 1c of the wall 1. In this manner, the engagement tab 5f is engaged with the front side wall surface 1c of the wall 1, so that the elastic piece 5i is formed in the wall hole 1a.
, And the wall 1 is clamped between the engaging claw 5f and the main body 5a, and the water supply box mounting fixture 5 is fixed to the wall 1.

Further, as in the water supply box mounting device 5 according to the invention of the fourth aspect, in the water supply box mounting device 5 of the third embodiment, the elastic piece 5i is provided on the back side P1 of the wall 1 from the back side. The opening 2a inserted into the wall hole 1a prevents the wall hole 1a from being elastically deformed in the axial direction, thereby releasing the engagement of the engaging claw 5f with the front side wall surface 1c of the wall 1. It may not be possible to do so. Thus, by using the opening 2a of the water supply box 2 inserted from the back side P1 of the wall 1 into the wall hole 1a, the elastic piece 5i is used.
The elastic deformation of the wall hole 1a in the axial direction is prevented,
The engagement of the engagement claw 5f with the front side wall surface 1c of the wall 1 can be prevented from being released.

Further, as in the water supply box mounting device 5 according to the fifth aspect of the present invention, in the water supply box mounting device 5 according to the third or fourth aspect, the thickness of the wall 1 is provided on the main body 5a. The engaging claw 5f and the main body 5a
A pressing means 5g for pressing the back side wall surface 1b of the wall 1 may be provided so as to hold the wall 1 between. Thus,
By pressing means 5g for pressing the back side wall surface 1b of the wall 1,
Even when the thickness of the wall 1 is different, the engagement claw 5f and the main body 5a
And the wall 1 can be clamped.

Further, like the water supply box mounting device 5 according to the present invention, in the water supply box mounting device 5 according to the fifth aspect, the pressing means 5g is provided on the back side wall surface 1b of the wall 1. It may be constituted by an urging means 5g for urging.

Further, like the water supply box mounting device 5 according to the present invention, in the water supply box mounting device 5 according to the present invention, the urging means 5g is provided with a cut-off portion for the main body portion 5a. Leaf spring portion 5 formed to be raised
h.

Further, like the water supply box mounting device 5 according to the invention of claim 8, any one of claims 1 to 7
2. The water supply box mounting device 5 according to claim 1, wherein the water supply box 2 is fixed to the main body 5a by pressing the water supply box 2 against the main body 5a. , A locking portion 5d may be provided. Thereby, the water supply box 2 is pressed against the main body 5a of the water supply box fixture 5, whereby the locking portion 5d provided on the main body 5a locks the water supply box 2, and the water supply box 2 It is fixed to the main body 5a.

The water supply box attachment 11 according to the ninth aspect of the present invention is provided on the rear side P1 of the wall 1 and has an opening facing a front side P2 of the wall 1 from a wall hole 1a formed in the wall 1. It is a fixture for attaching the water supply box 2 provided with the portion 2a to the wall 1. The water supply box fixture 11 has a fixed part 11a that can be fixed to the opening 2a from the front side P2 of the wall 1 and fixes the wall 1 by fixing the fixed part 11a to the opening 2a. A fluid pipe 3 sandwiched by the water supply box 2 and taken out of the opening 2a and a joint 4 connected to the fluid pipe 3 and accommodated in the water supply box 2 are formed so as to be able to pass therethrough. ing.

As a result, the water supply box fixture 11 is
The fixed portion 11 a is fixed to the opening 2 a of the water supply box 2, so that the wall 1 is sandwiched between the water supply box fixture 11 and the water supply box 2. Thus, the water supply box 2 is attached to the wall 1 by the water supply box attachment 11. At this time, the water supply box fitting 11 is connected to the fluid pipe 3 inserted and removed from the opening 2a and the fluid pipe 3
The joint 4 connected to the fluid pipe 3 at the front side P2 of the wall 1 is formed so that the joint 4 accommodated in the water supply box 2 can pass therethrough. Can be accommodated in the water supply box 2 without being operated.

Further, like the water supply box mounting tool 11 according to the tenth aspect of the present invention, in the water supply box mounting tool 11 according to the ninth aspect, the fixed portion 11a is provided in the opening 2a. It may be composed of a screwing portion 11a that can be screwed to the screwed portion 2e. In this way, the water supply box attachment 11 is fixed to the opening 2a by screwing the screwing portion 11a into the screwing portion 2e of the opening 2a in the water supply box 2.

The water supply box 21 according to the eleventh aspect of the present invention is provided on the back side P1 of
Is a water supply box provided with an opening 21a facing the front side P2 of the wall 1 from the wall hole 1a formed in the water supply box. The water supply box 21 is inserted into the wall hole 1a from the back side P1 of the wall 1 to fix the box body 21b provided with the opening 21a and the box body 21b to the wall 1. Locked portion 21c that can be locked to the periphery of 1a
And.

As a result, the water supply box 21 is inserted into the wall hole 1a from the back side P1 of the wall 1 and is locked to the peripheral portion of the wall hole 1a of the water supply box 21. That is, the water supply box 21 is fixed to the wall 1. In this manner, the water supply box 21 is attached to the wall 1 via the locked portion 21c locked on the peripheral edge of the wall hole 1a.

Further, like the water supply box 21 according to the twelfth aspect of the present invention, in the water supply box 21 according to the eleventh aspect, the locked portion 21c extends from the box main body 21b into the wall hole 1a. Is formed of an elastic piece 21f that is elastically deformable toward the front side P2 of the wall 1 and is axially deformable in the axial direction of the wall hole 1a. The front end portion of the elastic piece 21f is engaged with the front side wall surface 1c of the wall 1. Engagement claw 21g
Is provided, and the engaging claw 21g and the box main body 2 are provided.
1b may sandwich the wall 1. Thereby, the elastic piece 21f is inserted into the wall hole 1a while being elastically deformed in the axial direction of the wall hole 1a so that the engaging claw 21g at the tip portion does not interfere with the peripheral surface of the wall hole 1a. . Then, when the engaging claw 21g comes out to the front side P2 of the wall 1, the elastic piece 21f returns, and the engaging claw 21g engages with the front side wall surface 1c of the wall 1.
In this manner, the engagement piece 21g is engaged with the front side wall surface 1c of the wall 1 so that the elastic piece 21f is locked to the peripheral portion of the wall hole 1a, and the engagement claw 21g and the box body 21b form the wall 1b.
And the water supply box 21 is attached to the wall 1.

Further, like the water supply box 21 according to the thirteenth aspect of the present invention, in the water supply box 21 according to the twelfth aspect, the elastic piece 21f has a deformation preventing member 22 inserted into the wall hole 1a. Thereby, the elastic deformation of the wall hole 1a in the axial direction may be prevented, and the engagement of the engaging claw 21g with the front side wall surface 1c of the wall 1 may not be released. Thus, by using the deformation preventing member 22 inserted into the wall hole 1a, the elastic piece 21f is formed.
The elastic deformation of the wall hole 1a in the axial direction is prevented,
The engagement of the engagement claws 21g with the front side wall surface 1c of the wall 1 can be prevented from being released.

In the water supply box 21 according to the twelfth or thirteenth aspect, like the water supply box 21 according to the fourteenth aspect of the present invention, the box body 21b has The wall 1 is sandwiched between the engagement claw 21g and the box main body 21b so that the wall 1 is held therebetween.
A pressing means 21i for pressing the rear side wall surface 1b may be provided. Thus, even if the thickness of the wall 1 is different, the wall 1 can be sandwiched between the engagement claws 21g and the box body 21b by the pressing means 21i that presses the back wall surface 1b of the wall 1.

[0025]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a water supply box mounting device and a water supply box according to the present invention will be described below with reference to the drawings.

FIG. 1 to FIG. 4 show a first embodiment of a water supply box mounting device according to the present invention. The symbol 1 in the figure is
A wall of a building, for example, a wall of a unit bus in the building. 1 a is a wall hole formed in the wall 1. Reference numeral 2 denotes a water supply box, which is provided on the back side P1 of the wall 1 and has an opening 2a facing the front side P2 of the wall 1 from the wall hole 1a. Three
Is a flexible fluid pipe for supplying water or hot water. 4
Is an elbow as a joint housed in the water supply box 2. 5 is a water supply box fixture according to the present invention.

Here, the water supply box 2 is provided with the opening 2
a, a sheath tube connecting portion 2b and a flange portion 2c are provided. The opening 2 a is formed to project slightly forward from the upper part of the front surface of the water supply box 2 in a cylindrical shape. And
When the opening 2a is inserted into the wall hole 1a formed in the wall 1, the opening 2a is moved from the wall hole 1a to the front side P of the wall 1.
2, that is, facing the indoor side. Further, the opening 2a is provided with a female screw 2d on the inner periphery thereof. The female screw portion 2d is provided with a ring-shaped lock ring 6 that can fix the elbow 4 by suppressing a flange portion (not shown) of the elbow 4 housed in the water supply box 2. Combine. In addition, the sheath tube connecting portion 2b
A lower part of the water supply box 2 is formed to protrude downward. And in this sheath tube connection part 2b,
The sheath tube 7 is connected, and the fluid tube 3 is inserted through the sheath tube 7. The flange portion 2c is formed so that the front side of the water supply box 2 projects sideward (see FIG. 2).

As shown in FIG. 1, most of the elbow 4 is accommodated in the water supply box 2, and one end of one of the connection ports 4 a extending in the horizontal direction extends from the opening 2 a of the water supply box 2 to the outside. Exposed. And this connection port 4a
A water supply device such as a water faucet (not shown) can be attached using the inner female screw portion 4b. The other connection port 4 c extending vertically below the elbow 4 is connected to the fluid pipe 3 inserted from the sheath pipe connection portion 2 b of the water supply box 2. Thus, the water or hot water flowing to the elbow 4 through the fluid pipe 3 is supplied from one connection port 4a to a water supply device such as a faucet. In addition, 8 is a decorative ring and 9 is a lock nut.

The water supply box fixture 5 is located on the back side P1 of the wall 1.
A main body 5a which can fix the water supply box 2 at a position
In order to fix the main body 5a to the wall 1, there is provided a locked portion 5b which is inserted into the wall hole 1a from the back side P1 of the wall 1 and can be locked to the peripheral portion of the wall hole 1a. Specifically, the water supply box attachment 5 is made of a plate material such as a steel plate, for example.
The main body 5a has a rectangular shape, and a through-hole 5c into which the opening 2a of the water supply box 2 fits is formed in the upper center. The main body 5a is provided with a locking portion 5d for locking the water supply box 2 and fixing the water supply box 2 by pressing the water supply box 2 against the main body 5a. The locking portion 5d is cut and raised on the rear surface side of the main body 5a so as to be elastically deformable so as to be vertically arranged on each of the left and right sides sandwiching the through hole 5c. A water supply box 2 is provided at the tip of the locking portion 5d.
Is provided with a claw portion 5e which engages with the flange portion 2c of the water supply box 2 so that the water supply box 2 can be fixed. When the claw 5e of the locking portion 5d is pressed by the flange portion 2c of the water supply box 2 in this manner, the locking portion 5d opens right and left, and the water supply box 2 is pushed in, and the front surface thereof becomes the main body. When hitting the rear surface of 5a, the locking portion 5d returns to its original position due to the elasticity of the material, and the claw portion 5e engages with the flange portion 2c.

The main body 5a is held between the engaging claw 5f and the main body 5a, which will be described later, according to the thickness of the wall 1, for example, according to the thickness within the tolerance of the wall 1. An urging means 5g is provided as a pressing means for pressing the rear side wall surface 1b of the wall 1. The biasing means 5g includes a leaf spring portion 5h formed so as to be cut and raised on the upper and lower sides and the left and right sides of the main body portion 5a so as to bias the rear wall surface 1b of the wall 1. The leaf spring portion 5h is cut and raised on the front surface side of the main body portion 5a, projects so as to be substantially parallel to the front surface, and is elastically deformable in a direction orthogonal to the front surface by the elasticity of the material. I have.

The locked portion 5b is separated from the main body 5a by the wall hole 1a.
In the interior, the elastic piece 5i is formed along the peripheral surface of the wall hole 1a toward the front side P2 of the wall 1 and elastically deformable in the axial direction of the wall hole 1a by the elasticity of the material. The elastic pieces 5i are bent and formed so as to protrude to the front side from four positions, up, down, left and right, around the through hole 5c of the main body 5a. An engaging claw 5f that engages with the front side wall surface 1c of the wall 1 is provided at a distal end portion of the elastic piece 5i, and the wall 1 is sandwiched between the engaging claw 5f and the main body 5a. That is,
When the elastic piece 5i is inserted into the wall hole 1a from the back side P1 of the wall 1, the engaging claw 5f is pressed against the peripheral surface of the wall hole 1a, and the elastic piece 5i is moved in the axial direction of the wall hole 1a. Elastically deform, engaging claw 5
When f comes out to the front side P2 of the wall 1, the elastic piece 5i returns to its original state,
The engaging claw 5f engages with the front side wall surface 1c of the wall 1. And
The elastic piece 5i cannot be released from being locked to the peripheral edge of the wall hole 1a by the opening 2a of the water supply box 2 inserted from the back side P1 of the wall 1 into the wall hole 1a. That is,
The elastic piece 5i is prevented from being elastically deformed in the axial direction of the wall hole 1a by the opening 2a inserted into the wall hole 1a from the back side P1 of the wall 1 and engaged with the front side wall surface 1c of the wall 1. Nail 5f
Cannot be released.

Next, the operation and effect of the water supply box mounting device 5 having the above-described configuration in the first embodiment will be described. The water supply box mounting device 5 is configured such that an elastic piece 5i as a locked portion 5b is inserted into the wall hole 1a from the back side P1 of the wall 1 and locked to the peripheral edge of the wall hole 1a, so that The part 5 a, that is, the water supply box fixture 5 is fixed to the wall 1. Then, the water supply box 2 is fixed to the main body 5a of the water supply box attachment 5. In this way, the water supply box 2 is attached to the wall 1 through the water supply box attachment 5 having the elastic pieces 5i that are locked to the peripheral edge of the wall hole 1a.
Easy and reliable installation.

When the water supply box attachment 5 is fixed to the wall 1, the elastic piece 5i is attached to the engaging claw 5 at the tip thereof.
f is inserted into the wall hole 1a while elastically deforming in the axial direction of the wall hole 1a so as to avoid interference with the peripheral surface of the wall hole 1a. Then, when the engaging claw 5f comes out to the front side P2 of the wall 1, the elastic piece 5i returns, and the engaging claw 5f engages with the front side wall surface 1c of the wall 1. In this manner, when the engaging claw 5f is engaged with the front side wall surface 1c of the wall 1, the elastic piece 5i is locked to the peripheral portion of the wall hole 1a, and the wall 1 is sandwiched between the engaging claw 5f and the main body 5a. Then, the water supply box fixture 5 is fixed to the wall 1. Therefore, even when the wall 1 is made of a material such as a gypsum board or the like, which is difficult to fix the fixing tool such as a screw, the water supply box mounting tool 5 is configured such that the wall 1 is sandwiched between the engaging claw 5f and the main body 5a. Thus, it is firmly fixed to the wall 1. In addition, even when the thickness of the wall 1 is different due to the elasticity of the leaf spring portion 5h of the water supply box mounting device 5, for example, when the thickness of the wall 1 varies due to its tolerance, the engagement claw 5f and the main body portion 5a can be provided. The water supply box 2 can be sandwiched between the water supply box 2 and the water supply box 2 through the water supply box fixture 5.
Can be firmly attached. Therefore, even when the water supply box 2 receives a considerable force from the fluid pipe 3 when the fluid pipe 3 is taken in and out of the opening 2a, the water supply box 2 is detached from the wall 1 together with the water supply box fitting 5. Can be prevented.

When the water supply box 2 is attached to the main body 5a of the water supply box attachment 5, that is, the water supply box attachment 5, the water supply box 2 is inserted into the wall hole 1a and the through hole 5c from the back side P1 of the wall 1. , Opening 2a of water supply box 2
Is used, it is possible to prevent the locking of the elastic piece 5i from being released to the peripheral edge of the wall hole 1a. Therefore, the water supply box 2 can be more securely attached to the wall 1 via the water supply box attachment 5. That is, by using the opening 2a of the water supply box 2, the elastic piece 5i is prevented from being elastically deformed in the axial direction of the wall hole 1a, and the engagement claw 5f is engaged with the front side wall surface 1c of the wall 1. The engagement can be prevented from being released, and the water supply box 2 can be more securely attached to the wall 1 via the water supply box attachment 5.

When the water supply box 2 is pressed against the main body 5a of the water supply box mounting device 5 from the rear side, the hook 5e is engaged with the flange 2c of the water supply box 2 so that the locking part 5d is supplied with water. By locking the box 2, the water supply box 2 is fixed to the main body 5a. Thus,
The water supply box 2 is connected to the main body 5 a of the water supply box fixture 5.
, The water supply box 2 can be easily connected to the main body 5.
a.

FIG. 5 shows a second embodiment of the water supply box fitting according to the present invention. In the second embodiment, the structure of the water supply box attachment 11 is different from the water supply box attachment 5 of the first embodiment, but the other water supply boxes 2, the fluid pipes 3, the elbows 4, and the like are different. It has the same structure and different parts will be mainly described below.

The water supply box fitting 11 is provided on the back side P1 of the wall 1 and extends from the wall hole 1a formed in the wall 1 to the front side of the wall 1 similarly to the water supply box fitting 5 shown in the first embodiment. A water supply box 2 having an opening 2a facing P2,
It is for mounting on the wall 1. The water supply box attachment 11 is a screwed portion 11a as a fixed portion, which can be fixed to the opening 2a of the water supply box 2 from the front side P2 of the wall 1.
Having. Then, the water supply box attachment 11 is engaged with the screwing portion 11 as a portion to be fixed to the opening 2 a of the water supply box 2.
By fixing the wall 1, the wall 1 is sandwiched between the water supply box 2 and the fluid pipe 3 which is inserted into and removed from the opening 2 a, and the elbow 4 as a joint connected to the fluid pipe 3 and housed in the water supply box 2. Are formed so as to be able to pass through.

Specifically, the water supply box fixture 11
Is, for example, a cylindrical portion 11b formed of a synthetic resin material and formed in a cylindrical shape, and a flange portion 1 provided at one end of the cylindrical portion 11b.
1c. The screwing portion 11a is connected to the cylindrical portion 1
1b, the opening 2a of the water supply box 2
For example, it can be screwed into a threaded portion 2e provided on the inner periphery. Thus, the threaded portion 2e of the opening 2a of the water supply box 2 inserted into the wall hole 1a from the back side P1 of the wall 1
Then, by screwing the screwing portion 11a, the water supply box attachment 11 is fixed to the opening 2a of the water supply box 2, and at this time, the flange 11c of the water supply box attachment 11 is
, And the wall 1 is sandwiched between the flange 11c and the water supply box 2. At this time, the fluid pipe 3 and the elbow 4 are connected to the cylindrical portion 11 of the water supply box fitting 5.
b.

The cylindrical portion 11b has a female screw portion 11d formed on the inner periphery thereof. And this female screw part 1
A lock ring 6 for fixing the elbow 4 is screwed into 1d, and a decorative ring 8 and a lock nut 9 are attached to the first connection port 4a of the elbow 4. In this manner, the water supply box mounting fixture 11 is
The water supply box 2 is fixed to the opening 2 a of the wall 1.
, The elbow 4 can be fixed to the water supply box 2 by the lock ring 6. Therefore, when fixing the elbow 4 to the water supply box 2,
There is no need to remove the water supply box fixture 11.

Next, the operation and effect of the water supply box fixture 11 having the above-described configuration in the second embodiment will be described. The water supply box attachment 11 holds the wall 1 between the water supply box attachment 11 and the water supply box 2 by fixing a threaded portion 11 a as a fixed portion to the opening 2 a of the water supply box 2. I do. Thus, even when the wall 1 is made of a material such as gypsum board or the like, which is difficult to fix the fasteners such as screws, the water supply box 2 is sandwiched between the water supply box fixture 5 and the water supply box 2. The wall 1
It can be easily, securely and firmly mounted. Therefore, even when the water supply box 2 receives a considerable force from the fluid pipe 3 when the fluid pipe 3 is taken in and out of the opening 2a, the water supply box 2 is detached from the wall 1 together with the water supply box fixture 11. Can be prevented. At this time, the water supply box fitting 11 is configured such that the fluid pipe 3 inserted and removed from the opening 2a of the water supply box 2 and the elbow 4 connected to the fluid pipe 3 and accommodated in the water supply box 2 are connected to the cylindrical part 11b. And the elbow 4 connected to the fluid pipe 3 at the front side P2 of the wall 1 can be accommodated in the water supply box 2 without being obstructed by the water supply box fixture 11. .

FIG. 7 shows an embodiment of a water supply box according to the present invention. In this embodiment, since the water supply box 21 also serves as a water supply box attachment, the water supply box attachment 5 is not used and the structure of the water supply box 2 is slightly different from that of the first embodiment. Different,
Other fluid pipes 3, elbows 4 and the like have the same structure, and different portions will be mainly described below.

The water supply box 21, like the water supply box 2 shown in the first embodiment, is disposed on the back side P1 of the wall 1 and faces the front side P2 of the wall 1 from the wall hole 1a formed in the wall 1. An opening 21a is provided. And the water supply box 21
Is a box body 21b provided with the opening 21a.
And a locked portion 21c that is inserted into the wall hole 1a from the back side P1 of the wall 1 and can be locked to the peripheral edge of the wall hole 1a in order to fix the box body 21b to the wall 1. Specifically, the opening 21a is formed to project slightly forward from the upper part of the front surface of the box main body 21b in a cylindrical shape. And
When the opening 21a is inserted into the wall hole 1a formed in the wall 1, the opening 21a faces the front side P2 of the wall 1 from the wall hole 1a, that is, the indoor side. Further, the opening 2
1a is provided with a female screw portion 21d on the inner periphery thereof. A ring-shaped lock ring 6 that can fix the elbow 4 by screwing a flange (not shown) of the elbow 4 housed in the water supply box 21 is screwed into the female screw portion 21d. Combine. Further, the water supply box 21 includes a sheath pipe connection part 21e to which the sheath pipe 7 is connected.
Is formed so as to protrude downward at a lower portion.

The locked portion 21c is moved from the box body 21b through the inside of the wall hole 1a to the front side P2 of the wall 1 along the peripheral surface of the wall hole 1a.
An elastic piece 21f that can be elastically deformed in the direction of the axis center of a. The elastic piece 21f is provided at an appropriate position in the circumferential direction at a position having a diameter larger than that of the opening 21a.
1b is formed so as to protrude forward from the front surface. An engaging claw 21g that engages with the front side wall surface 1c of the wall 1 is provided at a distal end portion of the elastic piece 21f, and the wall 1 is sandwiched between the engaging claw 21g and the box body 21b. That is, when the elastic piece 21f is inserted into the wall hole 1a from the back side P1 of the wall 1, the engaging claw 21g is pressed against the peripheral surface of the wall hole 1a, and the elastic piece 21f is positioned on the axial center side of the wall hole 1a. When the engaging claw 21g comes out to the front side P2 of the wall 1, the elastic piece 2
If returns to its original state, the engaging claw 21g engages with the front side wall surface 1c of the wall 1. Then, the elastic piece 21f is prevented from being elastically deformed in the axial direction of the wall hole 1a by the deformation preventing member 22 inserted into the wall hole 1a from the front side P2 of the wall 1 to the front wall surface 1c of the wall 1. It becomes impossible to release the engagement of the engagement claw 21g. Here, the deformation preventing member 22 is formed in a ring shape, and a threaded portion 22a provided on an inner periphery thereof is screwed with a threaded portion 21h provided on an outer periphery of the opening 21a to form a wall hole. 1a. That is, the deformation preventing member 22 is attached to the water supply box 21 by screw connection, and has an opening 21a slightly projecting in a cylindrical shape,
The elastic piece 21 f is inserted into the wall hole 1 a so as to fit into the gap formed therebetween. At this time, the outer peripheral surface of the deformation preventing member 22 is in contact with the elastic piece 21f, thereby preventing the elastic piece 21f from being elastically deformed in the axial direction of the wall hole 1a.

The box main body 21b is provided with a wall wall 21 so that the wall 1 can be sandwiched between the engaging claws 21g and the box main body 21b according to the thickness of the wall 1, for example, within the tolerance of the wall 1. A pressing means 21i for pressing the back wall surface 1b is provided. The pressing means 21i is connected to the box body 2
1b, a screw hole 21k provided in a flange portion 21j extending upward or laterally, and a screw hole 21k
and a set screw 21m that presses against the back wall surface 1b of the wall 1 by being screwed to k.

Next, the operation and effect of the water supply box 21 having the above configuration will be described. In the water supply box 21, the elastic piece 21f as the locked portion 21c is provided on the rear side P of the wall 1.
The box body 21b, that is, the water supply box 21, is fixed to the wall 1 by being inserted into the wall hole 1a from 1 and being locked to the peripheral edge of the wall hole 1a. Thus, the water supply box 21 can be easily and reliably attached to the wall 1 via the elastic pieces 21f locked to the peripheral edge of the wall hole 1a.

When the water supply box 21 is mounted on the wall 1, the elastic piece 21f is attached to the engaging claw 2 at the tip thereof.
1g is inserted into the wall hole 1a while elastically deforming in the axial direction of the wall hole 1a so as to avoid interference with the peripheral surface of the wall hole 1a. Then, when the engaging claw 21g comes out to the front side P2 of the wall 1, the elastic piece 21f returns, and the engaging claw 21g engages with the front side wall surface 1c of the wall 1. In this way, the engagement piece 21g is engaged with the front side wall surface 1c of the wall 1, whereby the elastic piece 21f is
The water supply box 21 is attached to the wall 1 by being locked to the peripheral edge of the wall hole 1a and being sandwiched between the engagement claws 21g and the box body 21b. Therefore, even when the wall 1 is made of a material such as gypsum board or the like, which is difficult to fix the fastener such as a screw, the water supply box 21 is provided with the engaging claw 21g.
And the box body 21b to sandwich the wall 1
It is firmly attached to the wall 1. In addition, when the thickness of the wall 1 is different due to the pressing means 21i that presses the back side wall surface 1b of the wall 1, for example, even when the thickness of the wall 1 varies due to its tolerance, the wall is formed by the engaging claw 21g and the box body 21b. 1 can be sandwiched, so that the water supply box 21 can be firmly attached to the wall 1 by the elastic pieces 21f provided with the engaging claws 21g. Therefore,
Even when the water supply box 21 receives a considerable force from the fluid pipe 3 when the fluid pipe 3 is taken in and out of the opening 21a, the water supply box 21 can be prevented from coming off the wall 1.

By using the deformation preventing member 22 inserted into the wall hole 1a, the elastic piece 21f is prevented from being elastically deformed in the axial direction of the wall hole 1a.
It is possible to prevent the engagement of the engagement claw 21g from being released from the engagement c. Therefore, by the deformation preventing member 22,
The water supply box 21 can be more securely attached to the wall 1.

Note that the present invention is not limited to the above-described embodiment, and various other modifications are possible. For example, the wall 1 may not be a wall of a unit bus, but may be a wall of a building body.

Further, in the water supply box mounting device 5 shown in the first embodiment, the elastic pieces 5i as the locked portions 5b are provided.
Is provided with an engaging claw 5f that engages with the front side wall surface 1c of the wall 1, but instead of this engaging claw 5f, an engaging portion that engages with the peripheral surface of the wall hole 1a is provided. Is also good. The pressing means in the water supply box mounting device 5 is not limited to the urging means 5g including the leaf spring portion 5h, but may be, for example, a set screw which is screwed into the main body portion 5a and presses the rear wall surface 1b of the wall 1. You may.

In the water box attachment 11 shown in the second embodiment, a threaded portion 11a as a fixed portion is provided.
Although not formed on the outer periphery of the cylindrical portion 11b, as shown in FIG. 6, it is formed on the inner periphery of the cylindrical portion 11b and is screwed into a threaded portion 2e provided on the outer periphery of the opening 2a of the water supply box 2. May be possible. Then, in a state where the water supply box 2 is attached to the wall 1 by the water supply box fixture 11, a lock ring 6 for fixing the elbow 4 is screwed into the female screw portion 2d of the water supply box 2.

In addition, the water supply box 2 shown in one embodiment
1, the elastic piece 21f as the locked portion 21c is
Even if it is not provided at a position having a larger diameter than the opening 21a, it becomes a part of the opening 21a as shown in FIG.
It may be provided at an appropriate position in the circumferential direction of the opening 21a. In this case, the deformation preventing member 22 is formed in a ring shape, and the screwing portion 22a provided on the outer periphery thereof is
While screwing with the threaded portion 21h provided on the inner circumference of 1a,
It is inserted into the wall hole 1a. Thus, the deformation preventing member 22
Is attached to the water supply box 21 by screw connection and is inserted into the wall hole 1a, thereby preventing elastic deformation of the elastic piece 21f in the axial direction of the wall hole 1a. The deformation preventing member 22 has a female screw portion 22b formed on the inner periphery thereof. A lock ring 6 for fixing the elbow 4 is screwed into the female screw portion 22b. In this way, not only is the deformation preventing member 22 attached to the outer peripheral side of the opening 21a of the water supply box 21 (see FIG. 7), but also the deformation preventing member 22 is mounted on the inner peripheral side of the opening 21a of the water supplying box 21. Even when the fluid pipe 3 is attached (see FIG. 8), the fluid pipe 3 is connected to the opening 21 while the deformation preventing member 22 is attached to the water supply box 21.
a, and the elbow 4 connected to the fluid pipe 3 can be accommodated in the water supply box 21, and the elbow 4 can be fixed to the water supply box 21 by the lock ring 6. . Therefore, when the elbow 4 is fixed to the water supply box 21, it is not necessary to remove the deformation preventing member 22.

Further, as shown in FIG.
1c may be formed by a stopper 21n separate from the box body 21b. The stopper 21n is made of a spring material such as a stainless steel plate, and is bent in a substantially U-shape. The stopper 21n is attached to the box body 21b.
At the appropriate position in the circumferential direction of the cylindrical projection 21p projecting forward from the front surface of the and inserted into the wall hole 1a, the projection 21p is sandwiched between two substantially U-shaped opposed pieces. Can be The tip of one piece of the stopper 21n is curved so as to face the back side P1 of the wall 1 and press the peripheral surface of the wall hole 1a and engage with the peripheral surface of the wall hole 1a. It is an engaging portion 21q. Thus, when the stopper 21n is inserted into the wall hole 1a from the back side P1 of the wall 1 together with the protruding portion 21p, the engaging portion 21q
Is pressed against the peripheral surface of the wall hole 1a, and the engaging portion 21q is
It enters while elastically deforming in the direction of the axis center of a. And
The return of the stopper 21n is prevented by the engaging portion 21q that engages with the peripheral surface of the wall hole 1a, and thus the box body 2
1 b, that is, the water supply box 21 is attached and fixed to the wall 1. In the water supply box 21, the pressing means 21
i does not need to consist of the set screw 21m and the screw hole 21k, but may consist of, for example, a biasing means such as a spring member for biasing the back wall surface 1b of the wall 1.

Further, the water supply box fixture 5 shown in the first embodiment and the water supply box 2 shown in one embodiment
In 1, the urging means 5g and the pressing means 21i do not need to correspond to the thickness within the tolerance of the wall 1, but may correspond to various thicknesses exceeding the tolerance of the wall 1.

[0054]

As is apparent from the above description, the water supply box fixture and water supply box according to the present invention have the following effects.

According to the water supply box mounting device according to the first aspect, the water supply box is mounted on the wall by way of the water supply box mounting device having the locked portion which is locked to the peripheral portion of the wall hole. It can be installed easily and securely.

According to the water supply box mounting device of the second aspect, in addition to the effect of the first aspect, in addition to the effect of the first aspect, the locking of the locked portion to the peripheral edge of the wall hole by the opening of the water supply box. Is prevented from being released, so that the water supply box can be more securely attached to the wall.

According to the third aspect of the present invention, in addition to the effect of the first aspect, since the wall is sandwiched between the engaging claw and the main body, the water supply box mounting tool can be used. Through this, the water supply box can be firmly attached to the wall.

According to the water supply box mounting device of the fourth aspect, in addition to the effect of the third aspect, the engagement of the engaging claw with the front side wall surface of the wall is released by the opening of the water supply box. Therefore, the water supply box can be more securely attached to the wall via the water supply box attachment.

According to the water supply box attachment described in the fifth to seventh aspects, in addition to the effect of the third or fourth aspect, even when the thickness of the wall is different, the engagement claw and the main body can be used. The wall can be pinched.

According to the water supply box mounting device of the eighth aspect, in addition to the effect of any one of the first to seventh aspects, the water supply box is pressed against the main body of the water supply box mounting device. Thus, the water supply box can be easily fixed to the main body.

Further, according to the water supply box mounting device according to the ninth and tenth aspects, by sandwiching the wall between the water supply box mounting device and the water supply box, the water supply box can be easily and reliably mounted on the wall. , And can be firmly attached.

According to the water supply box of the eleventh aspect, the water supply box can be easily and securely attached to the wall through the locked portion which is locked to the peripheral edge of the wall hole. Can be.

According to the water supply box of the twelfth aspect, in addition to the effect of the eleventh aspect, the wall is sandwiched between the engagement claws and the box body, so that the water supply box is firmly attached to the wall. Can be attached.

According to the water supply box of the thirteenth aspect, in addition to the effect of the twelfth aspect, the engagement of the engaging claw with the front side wall surface of the wall is released by the deformation preventing member. This prevents the water supply box from being attached to the wall more securely.

According to the water supply box of the present invention, in addition to the effect of the twelfth or thirteenth aspect, even when the thickness of the wall is different due to the pressing means, the engagement claw and the box body can be separated. The wall can be pinched.

[Brief description of the drawings]

FIG. 1 is a longitudinal sectional view showing an attached state of a water supply box attachment according to a first embodiment of the present invention.

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

FIG. 3 is a front view of the water supply box attachment.

FIG. 4 is a sectional view taken along line BB in FIG. 3;

FIG. 5 is a longitudinal sectional view showing an attached state of a water supply box attachment according to a second embodiment of the present invention.

FIG. 6 is a longitudinal sectional view showing a modification of the second embodiment of the water supply box attachment according to the present invention.

FIG. 7 is a longitudinal sectional view showing an attached state of one embodiment of the water supply box according to the present invention.

FIG. 8 is a longitudinal sectional view showing a modification of the embodiment of the water supply box according to the present invention.

FIG. 9 is a longitudinal sectional view showing another modification of the embodiment of the water supply box according to the present invention.

FIG. 10 is a longitudinal sectional view showing a mounting state of a conventional water supply box.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Wall 1a Wall hole 1b Back side wall surface 1c Front side wall surface 2 Water supply box 2a Opening 2e Threaded part 3 Fluid pipe 4 Elbow (joint) 5 Water supply box fixture 5a Body 5b Locked part 5d Locking part 5f Engagement claw 5g urging means (pressing means) 5h leaf spring part 5i elastic piece 11 water supply box fixture 11a screwed part (fixed part) 21 water supply box 21a opening 21b box body 21c locked part 21f elastic piece 21g engaging claw 21i Pressing means 21n Stopper (locked part) 22 Deformation preventing member P1 Back side P2 Front side

Claims (14)

[Claims] 1. A water supply box mounting tool for mounting a water supply box, which is provided on a back side of a wall and has an opening facing a front side of the wall from a wall hole formed in the wall, to the wall, A main body portion located on the back side of the wall and capable of fixing the water supply box, and inserted into the wall hole from the back side of the wall to lock the main body portion on the wall and locked to a peripheral portion of the wall hole A water supply box fixture, comprising: a possible locked portion; 2. The locked portion cannot be unlocked to a peripheral portion of the wall hole by the opening inserted into the wall hole from the back side of the wall. The water supply box fixture according to claim 1, wherein: 3. The locked portion is formed of an elastic piece that is elastically deformable from the main body toward the inside of the wall hole toward the front side of the wall and in the axial direction of the wall hole. The water supply box mounting according to claim 1, wherein an engaging claw that engages with a front side wall surface of the wall is provided at a distal end portion, and the wall is sandwiched between the engaging claw and the main body. Utensils. 4. The elastic piece is prevented from being elastically deformed in the axial direction of the wall hole by the opening inserted into the wall hole from the back side of the wall, and is moved to the front wall surface of the wall. 4. The water supply box attachment according to claim 3, wherein the engagement of the engagement claw cannot be released. 5. A pressing means for pressing a back wall surface of said wall so that said wall is sandwiched between said engaging claw and said main body in accordance with a thickness of said wall. The water supply box attachment according to claim 3 or 4, wherein 6. The water supply box attachment according to claim 5, wherein said pressing means comprises urging means for urging a rear wall surface of said wall. 7. The water supply box attachment according to claim 6, wherein said urging means comprises a leaf spring portion formed so as to be cut and raised in said main body portion. 8. The main body portion is provided with a locking portion for locking the water supply box and fixing the water supply box by pressing the water supply box against the main body portion. Any one of claims 1 to 7
Water supply box mounting device according to the item. 9. A water supply box mounting tool for mounting a water supply box, which is provided on a back side of a wall and has an opening facing a front side of the wall from a wall hole formed in the wall, to the wall, A fixing portion that can be fixed to the opening from the front side of the wall; the fixing of the fixing portion to the opening causes the wall to be sandwiched by the water supply box and to be put in and out of the opening; A water supply box fitting, which is formed so that a fluid pipe and a joint connected to the fluid pipe and accommodated in the water supply box can pass therethrough. 10. The water supply box attachment according to claim 9, wherein the fixed portion comprises a screw portion which can be screwed to a screw portion provided in the opening. 11. A water supply box provided on the back side of a wall and having an opening facing a front side of the wall from a wall hole formed in the wall, a box body provided with the opening, and the box A water-supply box, comprising: a locked portion that is inserted into the wall hole from the back side of the wall and can be locked to a peripheral portion of the wall hole in order to fix the main body to the wall. 12. The locked portion is formed of an elastic piece that is elastically deformable from the box body toward the front side of the wall in the wall hole and toward the axis of the wall hole. The water supply box according to claim 11, wherein an engagement claw that engages with a front wall surface of the wall is provided at a distal end portion, and the wall is sandwiched between the engagement claw and the box body. 13. The elastic piece is prevented from being elastically deformed in the axial direction of the wall hole by a deformation preventing member inserted into the wall hole, and the engaging claw is engaged with a front wall surface of the wall. The water supply box according to claim 12, wherein the engagement of the water supply box cannot be released. 14. The box body is provided with a pressing means for pressing a back wall surface of the wall so that the wall is sandwiched between the engaging claw and the box body according to the thickness of the wall. The water supply box according to claim 12 or 13, wherein: