JPH086360B2 - Waterproof structure of the faucet mounting part - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention arranges a box accommodating a faucet elbow on the back side of a wall, and a fixing ring is screwed onto a fixing ring screwing portion of the box from the front side of the wall so that the faucet elbow is attached to a wall. The present invention relates to a waterproof structure of a faucet mounting portion configured to be installed facing a hole, and particularly to a waterproof structure of a faucet mounting portion that prevents water from intruding from a wall front side to a wall back side.

[0002]

2. Description of the Related Art In general, a faucet mounting portion is constructed by installing a faucet elbow 130 on the back side 12 of a wall hole 13 as shown in FIG. A water faucet 160 having a hexagon nut 170 and a makeup cup 180 screwed into a screwing portion 161 is attached to a water faucet mounting opening 131 of the water faucet elbow 130 on the front side 1 of the wall.
1, the wall 10 is sandwiched between the flange 132 of the faucet elbow 130 and the hexagon nut 170, and the faucet 160 is fixed.

[0003]

However, in the conventional faucet mounting portion, no measures have been taken to prevent the infiltration of water from the wall front side 11 to the wall back side 12, and the wall front side 11 was splashed with water. At the time, this water is hex nut 170 and the wall side 1
Water will invade the back side 12 of the wall from the gap of 1. This backside 12 does not have a risk of being directly splashed with water, and the backside 12
Since the construction cost will be high if water resistance is applied up to 1, water resistance is not applied. Therefore, in the conventional faucet mounting portion, there is a problem in that the back side 12 of the wall is corroded due to the infiltration of water from the gap between the hexagon nut 170 and the front side 11 of the wall.

The present invention has been made in view of the above circumstances, and an object thereof is to arrange a box accommodating a faucet elbow on the back side of a wall and to mount a fixing ring on a fixing ring screwing part of the box from the front side of the wall. It is a waterproof structure of a faucet mounting portion configured to be installed by being screwed so as to face the faucet elbow to a wall hole, and can prevent water ingress from the front side of the wall to the back side of the wall. It is to provide a waterproof structure of a faucet mounting portion with a simple configuration.

[0005]

In order to solve the above-mentioned problems, the means adopted by the present invention is that a box 20 accommodating a faucet elbow 30 is arranged on the back side 12 of the wall, and a fixing ring of the box 20 is arranged. A waterproof structure of a faucet mounting portion configured to install the faucet elbow 30 in a state of facing the wall hole 13 by screwing a fixing ring 40 to the screwing portion 21 from the wall front side 11. A water stop member 50 interposed between the fixing ring 40 and the surface 11 of the wall surface 11 and the faucet elbow 30, and a nut 70 screwed to a male screw 61 of a faucet 60 screwed to the faucet elbow 30. And the fixing ring 4 is provided by screwing the fixing ring 40 to the fixing ring screw attachment portion 21.
0 and the surface of the wall front side 11 are prevented from entering the water, and the nut 70 is tightened to pull the faucet elbow 30 toward the fixing ring 40.
The waterproof structure of the faucet mounting portion is characterized in that it prevents water from entering through a gap between and.

[0006]

In such a waterproof structure of the faucet mounting portion, as shown in FIG. 1, the fixing ring is provided by the water blocking member 50 interposed between the fixing ring 40 and the surface of the wall surface side 11. 40 from the gap between the surface of the wall front side 11 and the back side 12 of the wall is prevented from reaching the fixing ring 40 by the water blocking member 50 interposed between the fixing ring 40 and the faucet elbow 30. Water from the gap with the faucet elbow 30 is prevented from reaching the back side 12 of the wall.
It is possible to prevent the infiltration of water from 1 to the back side 12 of the wall.

Further, in such a waterproof structure of the faucet mounting portion, as shown in FIG. 4, the wall thickness is thick and the box 20 is retracted so that the fixing ring screwing portion 21 is deep in the wall hole 13. Even when the fixing ring 40 is located at the position, the fixing ring 40 is screwed to the fixing ring screwing portion 21 of the box 20 by interposing the water blocking member 50 so that the fixing ring 40 is interposed between the fixing ring 40 and the surface of the wall surface side 11. The water stopping member 50 adheres closely to the front surface 11 of the wall,
It prevents the infiltration of water from the gap between the fixing ring 40 and the front surface 11 of the wall to the back surface 12 of the wall. Further, by tightening the nut 70 screwed to the faucet 60 screwed to the faucet mounting port 31 of the faucet elbow 30, the faucet elbow 30 is pulled to the fixing ring 40, and the fixing ring 40 and the faucet elbow 30. The water blocking member 50 interposed between the water blocking elbow 11 and the water blocking elbow 11 is in close contact with the water blocking elbow 11 so that water can be prevented from entering through the gap between the fixing ring 40 and the water tap elbow 30. Therefore, it is possible to reliably prevent water ingress from the wall front side 11 to the wall back side 12 in response to such differences in wall thickness and construction errors.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described in detail below with reference to an embodiment shown in the drawings. As shown in FIG. 1, in the faucet mounting portion, a box 20 accommodating a faucet elbow 30 is arranged on the back side 12 of the wall, and a fixing ring screwing portion 21 of the box 20 is attached to the front side of the wall 1.
By screwing the fixing ring 40 from 1, the wall 10 is sandwiched between the box 20 and the fixing ring 40, and the faucet elbow 30 is installed so as to face the wall hole 13. Further, a faucet 60 is screwed into the faucet mounting port 31 of the faucet elbow 30, and a male screw 61 of the faucet 60 is attached.
A nut 70 that can draw the faucet elbow 30 toward the fixing ring 40 and a makeup cup 80 that covers and hides the nut 70 are screwed onto the. In the present embodiment, the water blocking member fitting groove 41 is provided in the portion that contacts the surface of the wall surface side 11 of the fixing ring 40 and the portion that contacts the faucet elbow 30, and this water blocking member fitting groove 41 is provided. With the ring-shaped water blocking member 50 made of an elastic material such as rubber fitted in the fitting groove 41, the fixing ring 40 is screwed from the wall surface side 11 to the fixing ring screwing portion 21 of the box 20.
The fixing ring 40, the surface of the wall surface 11 and the faucet elbow 30
A ring-shaped water blocking member 50 is interposed between and. In this way, the water blocking member 50 interposed between the fixing ring 40 and the surface of the wall surface side 11 allows the fixing ring 40 and the wall surface side 1
The water leakage from the gap between the surface of 1 and the backside 12 of the wall is prevented, and the water blocking member 50 interposed between the fixing ring 40 and the faucet elbow 30 prevents the fixing ring 40 and the faucet elbow 30. It is designed to prevent the infiltration of water from the gap between and to the back side 12 of the wall.

In this embodiment, the fixing ring 4
0 and the surface of the wall surface 11 and the faucet elbow 30 to facilitate the work of interposing the water blocking member 50, as shown in FIGS. 2 and 3, on the surface of the wall surface 11 of the fixing ring 40. A water blocking member fitting groove 41 is provided in the contacting part and the part contacting the faucet elbow 30.
By fitting the water blocking member 50 to the fixing ring 1,
0 and the surface of the wall front side 11 and the water faucet elbow 30 are interposed between them, but in the present invention, it is particularly preferable to provide the fixing ring 40 with the water stop member fitting groove 41. Any method may be used as long as it is not necessary and the water blocking member 50 is surely interposed between the fixing ring 40 and the surface of the wall surface side 11 and the faucet elbow 30.
The material and shape of the water blocking member 50 are not particularly limited, and any material may be used as long as it prevents water from entering. Further, in the present embodiment, by using the box 20, it is possible to provide the protection pipe 100 that covers the water supply hot water pipe 90 on the back side 12 of the wall, and this protection pipe 100 facilitates replacement of the water supply hot water pipe 90. And, the leaked water from the hot water supply pipe 90 collects in the box 20 and the protective pipe 100,
Corrosion due to water leakage on the back side 12 of the wall is prevented, but the protective tube 100 is not particularly required in the present invention.

Next, one working example of constructing the waterproof structure of the faucet mounting portion according to the present invention will be described. First, the protection tube 100 is piped on the back side 12 of the wall, and one end of the protection tube 100 on the hot water discharge side is attached to the insertion port 22 of the box 20.

Next, the fixing ring screwing portion 2 of the box 20.
The box 20 is placed on the underside 12 of the wall so that 1 is located in the wall hole 13. In this state, the hot water supply pipe 90 is inserted into the protective pipe 100 from the hot water supply side, and one end of the hot water supply pipe 90 is pulled out to the wall surface side 11 through the box 20. The faucet elbow 30 is connected to one end of the drawn hot water pipe 90, and the hot water pipe 90 is attached to the box 20 together with the faucet elbow 30.
The fixing ring 40 is housed inside, and the fixing ring 40 is screwed from the wall surface side 11 to the fixing ring screwing portion 21 of the box 20 in a state where the water blocking member 50 is fitted in the water blocking member fitting groove 41 of the fixing ring 40 in advance.

Next, the nut 70 and the makeup cup 80 are previously prepared.
The faucet 60 temporarily attached to the male screw 61 is screwed into the faucet mounting opening 31 of the faucet elbow 30, and then the nut 70 is tightened.
The faucet elbow 30 is pulled to the fixing ring 40 and fixed. Then, the makeup cup 80 is brought into contact with the fixing ring 40.

As a result, the fixing ring 40 and the wall surface side 11
The water blocking member 50 can be brought into close contact with and intervene between the surface of the wall and the faucet elbow 30 to reliably prevent water from entering from the wall front side 11 to the wall back side 12. In addition, as shown in FIG.
When the fixing ring screwing portion 21 of the box 20 faces the wall hole 13 and is flush with the front surface 11 of the wall, the fixing ring 40 fitted with the water blocking member 50 is attached to the fixing ring screwing portion 21 of the box 20. It is only necessary to screw it on to the fixing ring 40, the surface of the wall front side 11 and the faucet elbow 30.
Of course, 0 can be closely contacted and intervened.

[0014]

As described above, according to the waterproof structure of the faucet mounting portion according to the present invention, the water blocking member is interposed between the fixing ring and the surface of the wall faucet and the faucet elbow, whereby It is possible to prevent the infiltration of water from behind the wall. Further, according to the waterproof structure of the faucet mounting portion according to the present invention, the faucet elbow is pulled by the nut screwed to the male screw of the faucet screwed to the faucet elbow, so that the gap between the fixing ring and the faucet elbow is pulled. Since the water blocking member interposed in the wall is closely attached to the faucet elbow, it is possible to reliably prevent water intrusion from the front side of the wall to the back side of the wall in response to differences in wall thickness and construction errors. Can be waterproof.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing an embodiment of a waterproof structure for a faucet mounting portion according to the present invention.

FIG. 2 is a perspective view showing a fixing ring.

FIG. 3 is a partially cutaway perspective view of a fixing ring.

FIG. 4 is a cross-sectional view showing an embodiment in which the waterproof structure for a faucet mounting portion according to the present invention is applied to a faucet mounting portion having a thick wall.

FIG. 5 is a sectional view showing a conventional faucet mounting portion.

[Explanation of symbols]

 10 Wall 11 Wall Front Side 12 Wall Back Side 13 Wall Hole 20 Box 21 Fixing Ring Screwing Part 22 Insertion Port 30 Faucet Elbow 31 Faucet Mounting Port 40 Fixing Ring 41 Water Stopper Fitting Groove 50 Water Stopper 60 Water Stopper 61 Male Thread 70 Nut 80 Cosmetic Cup 90 Water Hot Water Pipe 100 Protection Tube

Front Page Continuation (71) Applicant 000243803 Mirai Kogyo Co., Ltd. 1695, 1695 Umata, Wanouchi-cho, Anpachi-gun, Gifu Prefecture (72) Inventor Kazuo Aoyama 3-2-3-B-505 Shin-Matsudo, Matsudo-shi, Chiba (72) Inventor Kiyoshi Hattori 3-7-5 Tsukiji, Chuo-ku, Tokyo (72) Inventor Jiro Asami 1-13-13-402 Kizawa, Toda City, Saitama Prefecture (72) Inventor Ken Kudo 2-6 Nishi-Shinjuku, Shinjuku-ku, Tokyo No. 1 Sumitomo Non-Ferrous Sold Co., Ltd. (72) Inventor Masahiro Tachibayashi 2683-3 Ishikawa-cho, Hachioji-shi, Tokyo Housing and Urban Development Corporation Housing City Testing Institute Hachioji Proving Ground No. 3 Testing Room (72) Inventor Kazu Hayakawa G. 1 No. 1695, Umata, Wanouchi-cho, Anpachi-gun, Gifu Pref., Mirai Kogyo Co., Ltd. (56) Reference JP-A-63-142134 (JP, A)

Claims (1)

[Claims] 1. A state in which a box accommodating a faucet elbow is arranged on the back side of a wall and a faucet elbow is exposed to a wall hole by screwing a fixing ring to a fixing ring screwing portion of the box from the front side of the wall. A waterproof structure of a faucet mounting portion configured to be installed on a faucet elbow and a water blocking member interposed between the fixing ring, the surface on the wall surface side and the faucet elbow. Equipped with a nut that is screwed onto the male screw of the faucet,
Fixing ring to the fixing ring and faucet elbow by screwing the fixing ring to the threaded portion to prevent water from seeping through the gap between the fixing ring and the front surface of the wall, and tightening the nut to pull the faucet elbow to the fixing ring. A waterproof structure for the faucet mounting part, which prevents water from entering through the gap between