JP3790861B2 - Connection outlet device for hot water supply - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention is provided on the back of a wall to supply a hot water pipe piped from the liquid supply section called a header to the back of the wall through a wall hole to a pipe such as a connection pipe on the wall surface, a faucet, etc. The present invention relates to a hot water supply connection outlet device having a valve for controlling the temperature.
[0002]
[Prior art]
For example, a technique disclosed in Japanese Patent Publication No. 6-15912 is disclosed as a conventional connection outlet device for supplying hot water. In the hot water supply connection outlet device described in the publication, a joint is connected to the other end of a flexible water supply pipe having one end connected to a hot water supply body such as a header and piped on the back of the wall. It is installed behind the wall so that it can face. Then, after being installed on the back of the wall, the connected body such as a connecting pipe or faucet is connected to the connection port of the joint from the surface of the wall, and hot water is supplied to the hot water consumer such as the kitchen, bathtub, toilet, and heating equipment. The wall surface piping was made to be supplied.
Further, conventionally, in order to shut off the hot water supplied to each hot water consumer, an on-off valve has been provided on the wall surface in the piping from the connected body connected to the joint to the hot water consumer. It was.
[0003]
[Problems to be solved by the invention]
However, providing the on-off valve on the wall surface piping not only impairs the aesthetics of the room, but also interferes with the effective use of the room. In addition, since the operation part of the opening / closing valve is exposed in the room, there is a possibility that the valve may be inadvertently opened and closed, and attention must be paid to the mischief of the infant.
[0004]
Therefore, the present invention provides an on-off valve on the wall surface facing the wall surface, for improving the aesthetics of the room and effectively utilizing the room, and for supplying hot water that can prevent inadvertent operation from the wall surface. It is an object to provide a connection outlet device.
[0005]
[Means for Solving the Problems]
The hot water supply connection outlet device according to the invention of claim 1 is a joint in which a flexible hot water pipe piped on the back side of the wall is connected to one end and the other end of the connection port faces the wall surface. And an opening / closing valve that controls supply of hot water to the joint, a valve that is installed on the back of the wall with an operating portion for opening / closing the opening / closing valve facing the wall surface, A decorative plate having an openable and closable operation door so that the operation portion can face the wall surface, and the decorative plate operation door is connected to the joint connection port from the wall surface. The connection object is opened in conjunction with the connection of the connected object, and the connection object is closed in connection with releasing the connection of the connection object.
[0006]
According to a second aspect of the present invention, there is provided a hot water / water supply connection outlet device in which the valve according to the first aspect is provided integrally with a joint.
[0007]
According to a third aspect of the present invention, there is provided a connecting outlet device for supplying hot water, wherein the decorative plate operation door connects the body to be connected from the wall surface to the connection port of the joint by screwing. In particular, it opens in conjunction with it, and closes in conjunction with releasing the connection of the connected body by screwing.
[0008]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below with reference to FIGS.
In the figure, the box body 1 is attached to the back surface of a wall 31 and is formed into a box-like body having an opening on one side, and an insertion tube 1a for attaching an end portion of a sheath tube 32 having a flexible bellows structure is provided on one side wall. It has been. A flexible hot water supply pipe 33 piped from the liquid supply section called a header (not shown) to the back of the wall is inserted into the sheath pipe 32. The box body 1 is attached to the back surface of the wall 31 using screws in an attachment hole 1c formed in a flange 1b formed at an opening edge.
[0009]
A joint 2 and a valve 3 are housed inside the box body 1, and the valve 3 uses an opening / closing valve 4 that shuts off the flow of hot water from the liquid supply unit and a wall 31 using a screwdriver. It is comprised with the operation part 5 which opens and closes the said on-off valve 4 by rotating from the front side. The joint 2 is divided into two parts, which are joined together by screwing of the joint portion 6 and can be interposed in the joint 2 by accommodating the valve 3 at the time of joining. The valve 3 is integrated with the joint in advance at the factory and is shipped from the factory after undergoing a pressure test. A cap nut 8 for attaching a tip end portion of the hot water supply pipe 33 is screwed to an end portion on one side where the joint 2 hangs down through a joint ring 7 made of synthetic resin. A connecting portion 9 is formed at the other end of the joint 2 so as to face the wall surface from the wall hole 31a of the wall 31, and a male screw 10 is threaded on the outer peripheral surface thereof. Inside the joint 2 is formed a flow path 11 through which hot water from the hot water supply pipe 33 is passed to the connection pipe 34 on the wall surface shown in FIG.
[0010]
On the other hand, a decorative plate 21 made of a synthetic resin, a metal plate, or the like is directly fixed to the surface of the wall 31 by screwing using a screw in the screw hole of the box body 1 (not shown). The decorative plate 21 may be fixed to the wall 31 by a clamping means using a separate clamping piece. The decorative plate 21 is integrally provided with a cover 23 slidable in the vertical direction on the surface of a square plate-like base plate 22, and engages with an engaging protrusion 22 a provided on the outer edge of the base plate 22. And can be slid. The step portion 24 is for restricting the over travel below the cover 23, and covers the entire front surface of the base plate 22 when the cover 23 is in contact with the step portion 24. Further, the base plate 22 of the decorative plate 21 is formed with a round hole 22 b at a position facing the connection portion 9 of the joint 2 and an operation hole 22 c at a position facing the operation portion 5 of the valve 3.
[0011]
As shown in FIGS. 5 and 6, on the back surface of the base plate 22, a push bar 26 is formed of a U-shaped frame in which a cross section is bent as shown in FIG. Are attached to the arm plate 26b at both ends of the U-shaped frame of the push bar 26, and slide shafts 26c provided at both ends of the square-plate-shaped operation door 27. Is engaged with a long hole 27b of a mounting flange 27a provided on the inside of the mounting flange 27a so that the inside thereof can be reciprocated left and right. Then, and presses on the back side at all times decoration plate 2 1 to the upper end of the push bar 26 has a coil spring 26d is mounted on the shaft 26a. Further, the operation door 27 can slide up and down in a rectangular concave surface 28 formed on the back surface of the base plate 22 by a predetermined distance, and the operation hole 22c is opened and closed along with the sliding. Yes.
[0012]
Next, the operation and action of the hot water supply connection outlet device of the present embodiment configured as described above will be described.
In the state where the box body 1 containing the joint 2 and the valve 3 is attached to the back side of the wall 31, the decorative plate 21 is attached to the front side of the wall 31, and the hot water pipe 33 is attached to the lower end of the joint 2 Before connecting the connecting pipe 34 which is a body, the decorative plate 21 is in a state in which the cover 23 is fitted to the base plate 22 and is in contact with the stepped portion 24, and the operation portion 5 of the valve 3 is in front of it. Is shielded by the operation door 27. Therefore, in this state, the operation part 5 of the joint 2 in the closed state cannot be rotated to open the on-off valve 4, and the operation part 5 is not operated carelessly or mischievously. . For this reason, the hot water in the hot water supply pipe 33 is prevented from being discharged from the connection portion 9 of the joint 2 when the connection pipe 34 is not connected.
[0013]
Next, when connecting the connecting pipe 34, first, the cover 23 of the decorative plate 21 is slid upward to push up the connecting portion 9 of the joint 2 from the wall hole 31a and the round hole 22b of the decorative plate 21 to the wall. Expose to the front. Next, when the female screw threaded on the inner peripheral surface of the tip of the connecting pipe 34 is screwed into the male screw 10 of the connecting portion 9 of the joint 2 through the round hole 22b and the wall hole 31a of the decorative plate 21, an initial coil spring is obtained. The push bar 26 located at the position shown in FIG. 1 by the urging of 26d is pressed by the distal end portion of the connecting pipe 34, rotates around the shaft 26a to the inside of the box body 1, and moves backward. Then, as the push bar 26 rotates to the front side of the wall of the arm plate 26b, the slide shaft 26c slides in the long hole 27b of the operation door 27 and moves to the other end side. It slides upward in the concave surface 28 of the plate 22 and moves to the position shown in FIG. Along with this, the operation hole 22c of the base plate 22 is exposed on the wall surface, so that a driver or the like is inserted from the wall surface to rotate the operation unit 5, and the connection pipe 34 is closed before being connected. The on-off valve 4 is opened so that hot water can flow. Therefore, hot water can be discharged by twisting the faucet of the faucet of the terminal.
[0014]
On the other hand, when the connection of the connection pipe 34 is released, the push bar 26 is returned by the biasing force of the coil spring 26d as the connection pipe 34 is pulled out to the wall surface, and the operation door 27 moves downward. As a result, the operation hole 22c is closed by the operation door 27, so that it becomes impossible to open the on-off valve 4 by operating the operation unit 5 by inserting a driver or the like from the wall surface.
That is, in the hot water supply connection outlet device of the present embodiment, the operation hole 22c of the decorative plate 21 located in front of the operation portion 5 of the valve 3 via the push bar 26 in conjunction with the connection operation of the connection pipe 34 is provided. Open and close.
[0015]
As described above, in the hot water supply connection outlet device of this embodiment, the flexible hot water supply pipe 33 piped on the back of the wall is connected to one end, and the connection portion 9 which is the connection port on the other end faces the wall surface. A joint 2 installed on the back of the wall and an on-off valve 4 for controlling the supply of hot water to the joint 2 are provided on the back of the wall with an operation section 5 for opening and closing the on-off valve 4 facing the wall surface. And a decorative plate provided with an operation door 27 that can be opened and closed so as to cover the operation portion 5 of the valve 3 and cover the operation portion 5 of the valve 3. 21 and the operation door 27 of the decorative plate 21 is opened in conjunction with connecting the connecting pipe 34 as the connected body from the wall surface to the connecting portion 9 of the joint 2. It is designed to close in conjunction with releasing the connection.
[0016]
Accordingly, since the on-off valve 4 is provided on the back of the wall so as to face the wall surface, the indoor aesthetics are improved, and the on-off valve 4 does not protrude into the room, so that the room can be effectively used.
Furthermore, the operation door 27 of the decorative plate 21 opens in conjunction with connecting the connecting pipe 34 from the wall surface to the connecting portion 9 of the joint 2 and closes in conjunction with releasing the connection of the connecting pipe 34. Therefore, it is possible to prevent the on-off valve 4 from being opened carelessly or mischievously from the wall surface in a state in which the connecting pipe 34 is not connected to discharge hot water from the connecting portion 9 of the joint 2. it can.
In addition, in the past, in order to check leakage and water pressure in the middle of the piping path, the connected body such as the connecting pipe 34 and the faucet could not be connected to the joint 2, but according to the present invention, the valve 3 Is provided on the back of the wall and is closed when the connecting pipe 34 is not connected, so that leakage and water pressure in the middle of the piping path can be confirmed even when the connecting pipe 34 is not connected.
[0017]
By the way, in the said Example, although the push bar 26 of the decorative plate 21 shall rotate in conjunction with screwing and connecting the connection pipe 34 to the connection part 9 of the coupling 2, it is limited to this. It can be applied to the case where the connection pipe 34 is connected by one-touch connection. In short, any connection means can be used as long as the push bar 26 is pressed and rotated when the connection pipe 34 is connected. Can be applied to.
In the above embodiment, the valve 3 is integrated into the joint 2. However, when the present invention is carried out, the valve 3 is mounted separately from the joint 2 on the back of the wall. May be.
[0018]
【The invention's effect】
As described above, the hot water supply connection outlet device of the present invention includes a joint, an on-off valve for controlling the supply of hot water, and a valve installed on the back of the wall with an operation unit for opening and closing the on-off valve, It is composed of a decorative plate with an openable / closable operation door that is attached to the wall surface and covers the operation portion of the valve, and the decorative plate operation door connects the connected body from the wall surface to the connection port of the joint. It opens in conjunction with the connection, and closes in conjunction with releasing the connection of the connected body. Accordingly, since the on-off valve is provided on the back of the wall so as to face the wall surface, the aesthetics of the room is improved, and the on-off valve does not protrude into the room, so that the room can be effectively used. Furthermore, the operation door of the decorative plate opens in conjunction with connecting the connected body from the wall surface to the connection port of the joint, and closes in conjunction with releasing the connection of the connected body. Therefore, it is possible to prevent the on / off valve from being opened carelessly or mischievously from the wall surface in a state in which the body to be connected is not connected to discharge hot water from the connecting portion of the joint.
[Brief description of the drawings]
FIG. 1 is a longitudinal sectional view showing a hot water supply connection outlet device according to an embodiment of the present invention.
2 is a front view showing the hot water supply connection outlet device of FIG. 1. FIG.
FIG. 3 is a front view showing the joint of FIG. 1;
4 is a longitudinal sectional view showing the joint of FIG. 3;
5 is a front view showing the decorative plate of FIG. 1. FIG.
6 is a longitudinal sectional view showing the decorative plate of FIG. 5;
7 is a longitudinal sectional view showing a state after a connected body is connected in the hot water / water supply connection outlet device of FIG. 1; FIG.
[Explanation of symbols]
2 Joint 3 Valve 4 On-off valve 5 Operation part 9 Connection part 21 Decorative plate 23 Cover 27 Operation door 31 Wall 33 Hot water supply pipe 34 Connection pipe

Claims (3)

A flexible hot water pipe piped on the back of the wall is connected to one end, and the joint installed on the back of the wall with the connection port of the other end facing the wall surface;
An on-off valve for controlling the supply of hot water to the joint, and a valve installed on the back of the wall with the operating portion for opening and closing the on-off valve facing the wall surface;
A decorative plate that is attached to the wall surface, covers the operation part of the valve and has an operation door that can be opened and closed so that the operation part can face the wall surface;
The operation door of the decorative plate opens in conjunction with connecting the connected body from the wall surface to the connection port of the joint, and closes in conjunction with releasing the connection of the connected body. Connection outlet device for hot water supply.   The hot water supply connection outlet device according to claim 1, wherein the valve is provided integrally with a joint. The operation door of the decorative plate opens in conjunction with connecting the connected body from the wall surface to the connection port of the joint by screwing, and in conjunction with releasing the connection by screwing of the connected body. 3. The hot water supply connection outlet device according to claim 1, wherein the connection outlet device is closed.

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