JP3191875U - Hot and cold water mixing device - Google Patents

Abstract

A hot-water mixing tap device is provided that can save water by suppressing unnecessary water discharge by discharging water only when necessary by a user of the hot-water mixing tap.
In a hot-water mixing tap device in which a foot pedal for discharging or stopping the hot-water mixing tap 1 is connected to the hot-water mixing tap and an operation wire 3, the hot-water mixing tap has a hot water supply pipe 4 for supplying hot water and water. A hot and cold water mixing portion in which hot water and water are mixed is formed at the connecting portion of the water supply pipe 5 to be supplied. An open / close valve body 9 for opening and closing the hot water flow channel by opening and closing the hot water flow channel by vertical movement is connected to the hot water flow channel so that the hot water flow channel of the water discharge pipe for discharging hot water from the hot water mixing unit is connected to the hot water mixing unit. An operation wire connected to the foot pedal is connected to the opening / closing valve body.
[Selection] Figure 4

Description

  The present invention relates to a hot and cold water mixing device that can save water by suppressing unnecessary water discharge by discharging water only when necessary.

  In kitchens, washrooms, bathrooms, etc., there are provided hot and cold water mixing taps that can supply both hot and cold water. However, in the kitchen, for example, when you move dishes while washing dishes, or when you wash your hands with soap in the bathroom or bathroom, wash your hands while washing. There was a lot of wasted water by leaving the water without closing the hydrant.

  Therefore, many water faucets that discharge water only when water discharge is necessary have been proposed in order to save water without wasting water (see Patent Documents 1 to 3).

  In Patent Document 1 (Japanese Patent Laid-Open No. 2001-295337), a foot-type faucet in which a wire connected to a spherical water stop cock is connected to a foot pedal is attached to an existing faucet with a separate adapter, and water is required. Only when this is the case, a stepped faucet has been disclosed that can save water by opening the faucet by stepping on a foot pedal and pulling a wire connected to a spherical water stop cock.

  Further, in Patent Document 2 (Japanese Utility Model Laid-Open No. 60-137275), a water faucet that opens and closes by reciprocating a valve rod within an opening / closing valve body, and an operation handle is connected to one end of the valve rod, and the other end. In the faucet connected to the foot pedal, the means for connecting the other end of the valve stem to the foot pedal has means for interlocking the operation handle only when the foot pedal is operated, and by the foot pedal A hot and cold water mixing faucet having a pressure chamber that changes the pulling direction and the valve opening direction of the valve stem to the opposite direction is disclosed.

  Patent Document 3 (Japanese Patent Application Laid-Open No. 2001-132030) discloses a solenoid valve for supplying and stopping water to a faucet having an operation lever for opening and closing, and a controller for giving an opening / closing signal to both the solenoid valves. And a foot switch installed at the foot to control the operation of the controller and a human sensor installed in the vicinity of the foot switch so that the opening and closing control of the solenoid valve is performed by the foot switch and the human sensor. A water supply apparatus is disclosed.

JP 2001-295337 A Japanese Utility Model Publication No. 60-137275 JP 2001-1332030 A

  In the foot-operated faucet of Patent Document 1, since the foot-operated faucet is attached to an existing faucet with a separate adapter, an adapter adapted to various types of faucets is required, and many adapters must be prepared. There are drawbacks.

  Moreover, when the water purifier is attached to the faucet, there is a problem that the purified water cannot be obtained because the adapter cannot be attached unless the water purifier is removed.

  Further, in the hot and cold water mixing tap of the above cited reference 2, the operation handle is connected to one end of the valve stem, and the foot pedal is connected to and interlocked with the other end. There is a drawback of becoming.

  In addition, the water supply device of the above cited reference 3 needs to incorporate a solenoid valve, a controller, a human sensor, etc., so that not only the structure becomes complicated, but also it cannot be used when power is not supplied due to a power failure or the like. There is a drawback of disappearing.

  Therefore, the present invention can open and close the faucet with a foot pedal without using a hand, and the structure that does not require the use of electricity or an adapter for attaching to the faucet is simple, suppressing wasteful water discharge and saving water. A hot and cold water mixing device is provided.

  The invention of claim 1 of the present application is a hot-water mixing tap device in which a foot pedal for discharging or stopping the hot-water mixing tap is connected to the hot-water mixing tap with an operation wire, wherein the hot-water mixing tap is a hot water supply pipe for supplying hot water A hot water / water mixing part is formed at the connection part of the water supply pipe for supplying water and water, and the hot water flow path of the water discharge pipe for discharging hot water from the hot water / water mixing part is connected to the hot water / water mixing part. An open / close valve body that opens and closes the hot water flow path by vertically moving to discharge or stop water is connected to the open / close valve body, and the operation wire connected to the foot pedal is connected to the open / close valve body. A hot and cold water mixing device.

  The invention according to claim 2 is characterized in that one end of the operation wire is connected to an on-off valve body rod fixed to the on-off valve body, and the other end of the operation wire is connected to the foot pedal, so that the opening / closing moves up and down. The open / close valve body rod is passed through the hollow portion of the sealing bellows for preventing water leakage from the open / close valve body guide cylinder that houses and guides the valve body so as to be movable up and down. It is a hot-and-water mixing stopper apparatus of description.

  In the present invention, there is an open / close valve body that discharges or stops water in the hot and cold water mixing tap, so there is no need to attach it to the faucet with an adapter. Since the valve body is opened and closed, the structure is simple.

  In the present invention, since the open / close valve body rod is passed through the hollow portion of the sealing bellows so as to be movable up and down, there is no fear of water leakage.

It is a front view which shows the hot-and-water mixing tap apparatus of this invention. It is a side view which shows the hot and cold water mixing stopper device of the present invention. It is a top view which shows the hot-and-water mixing tap apparatus of this invention. (A) is explanatory drawing of the standby state of an on-off valve body, (b) is explanatory drawing of the state which pulled the on-off valve body. (A) is explanatory drawing of an on-off valve body, (b) is explanatory drawing of the bellows for sealing.

  Embodiments of the present invention will be described with reference to the drawings.

  As shown in FIGS. 1 and 2, in the hot and cold water mixing device of the present invention, a hot water and water mixing device 1 and a foot pedal 2 for discharging or stopping the hot water and water mixing device 1 are connected by an operation wire 3. The present invention can be applied not only to the two-handle hot-water mixing tap of the present embodiment but also to a single lever hot-water mixing tap and a thermostatic hot-water mixing tap.

  As shown in FIGS. 1 to 3, the hot and cold water mixing tap 1 includes a hot water supply pipe 4 for supplying hot water and a water supply pipe 5 for supplying water, and hot water and water are mixed in a connection portion between the hot water supply pipe 4 and the water supply pipe 5. The hot and cold mixing unit 6 is formed. The handles 4a and 5a of the hot water supply pipe 4 and the water supply pipe 5 are rotated to adjust the flow rate of hot water or water to adjust the temperature of the hot water.

  In FIG. 4, the hot and cold mixing unit 6 is connected to one end of a hot water flow path 8 through which hot water flows in a water discharge pipe 7 for discharging hot water. Hot water from the hot water mixing section 6 flows from one end of the hot water flow path 8 of the water discharge pipe 7, flows through the hot water flow path 8, and is discharged from the other end of the water discharge pipe 7.

  An open / close valve body 9 is arranged in the hot water flow path 8 of the water discharge pipe 7 to move up and down to open and close the hot water flow path 8 of the water discharge pipe 7 to discharge or stop water. The on-off valve body 9 is made of rubber, for example. The on-off valve body 9 is supported by the hollow portion 10 a of the on-off valve body guide cylinder 10 that houses and guides the on-off valve body 9 so as to be movable up and down.

  The on-off valve body 9 is formed with hot water inlets 10b, 10c leading to the hot water mixing section 6 and a hot water inlet 10d leading to the hot water flow path 8 of the water discharge pipe 7, and hot water flowing in from the hot water inlets 10b, 10c is received. It flows into the hot water flow path 8 from the hot water inlet 10d. The on-off valve body guide cylinder 10 is provided in the hot water mixing section 6 in this embodiment, but is not limited to this position, and the on-off valve body 9 moves up and down to open and close the hot water flow path 8 of the water discharge pipe 7. What is necessary is just the position which discharges water or stops water.

  As shown in FIGS. 4 and 5, an on-off valve body rod 9 a is fixed to the lower part of the on-off valve body 9. The on-off valve body rod 9a is passed through the hollow portion of the sealing bellows 11 that prevents water leakage from the on-off valve body guide tube 10 so as to be movable up and down.

  The sealing bellows 11 is made of a flexible and waterproof material such as rubber. An upper flange 11a and a lower flange 11b are formed above and below the sealing bellows 11, and a flange pressing spring 12 that urges the sealing bellows 11 in the direction in which the sealing bellows 11 expands vertically is disposed between the flanges 11a and 11b.

  The sealing bellows 11 has an upper flange 11a pressed against the lower surface of the on-off valve body 9 by a flange pressing spring 12, and a lower flange 11b is a spring stopper 10f provided between the on-off valve body guide cylinder 10 and the tube fixing cylinder 10e. By being pressed against the upper surface of the glass, it is sealed and water leakage can be prevented. The sealing bellows 11 is extended as shown in FIG. 4A when the on-off valve body rod 9a is in a standby state, and shown in FIG. 4B when the on-off valve body rod 9a is retracted downward. It will be in the contracted state.

  One end of the operation wire 3 is connected to the on-off valve body rod 9a, and the other end of the operation wire 3 is connected to the foot pedal 2 as shown in FIGS. As shown in FIG. 4, a release wire is used for the operation wire 3, and one end of an inner wire 3b slidably disposed in a cylindrical outer tube 3a having flexibility is an opening / closing valve rod 9a. Connected to. The other end of the inner wire 3b is connected to a foot pedal.

  As shown in FIG. 4A, the foot pedal 2 is biased by a spring so that the on-off valve body 9 returns to the standby position and the hot water flow path 8 of the water discharge pipe 7 is closed to stop the water. When the foot pedal is depressed, the inner wire 3b of the operation wire 3 is pulled, and the on-off valve body is lowered from the standby position to open the hot water flow path 8. When the foot is lifted from the foot pedal and released, the on-off valve body 9 is in the standby position. Then, the hot water channel 8 is closed.

  A method of using the hot and cold water mixing stopper device having the above configuration will be described. After stepping on the foot pedal 2 and pulling the inner wire 3b of the operation wire 3 to lower the on-off valve body 9 from the standby position to open the hot water flow path 8, the hot water supply pipe 4 of the hot water mixing tap 1 and the handle 4a of the water supply pipe 5 are opened. , 5a is rotated to adjust the flow rate of hot water or water while discharging water to adjust the temperature of the hot water to an appropriate temperature.

  Thereafter, when water discharge is necessary, the foot pedal 2 is depressed, and when it is desired to stop the water, the foot is lifted from the foot pedal 2 and released to return the opening / closing valve body 9 to the standby position and the hot water flow path 8 is closed to stop the water. . In this way, it is possible to save water by suppressing unnecessary water discharge.

1: Hot and cold water mixing tap 2: Foot pedal 3: Operation wire 4: Hot water supply pipe 5: Water supply pipe
6: Hot and cold mixing section 7: Water discharge pipe 8: Hot water flow path 9: Open / close valve body 10: Open / close valve body guide tube 11: Seal bellows 12: Flange holding spring

Claims (2)

In the hot and cold water mixing device, the foot pedal for discharging or stopping the hot water and water mixing device is connected to the hot water and water mixing device with an operation wire.
The hot and cold water mixing tap is formed with a hot water and water mixing portion in which hot water and water are mixed at a connecting portion between a hot water supply pipe for supplying hot water and a water supply pipe for supplying water,
A hot water flow path of a water discharge pipe for discharging hot water from the hot water / mixing part is connected to the hot water / mixing part so as to be able to communicate therewith,
An on-off valve body that opens and closes the hot water flow channel by vertically moving to discharge or stop water is disposed in the hot water flow channel,
The hot and cold water mixing plug device, wherein the operation wire connected to the foot pedal is connected to the on-off valve body. One end of the operation wire is connected to the on-off valve body rod fixed to the on-off valve body, and the other end of the operation wire is connected to the foot pedal,
The open / close valve body rod is passed through the hollow portion of the bellows for sealing to prevent leakage of water from the open / close valve body guide cylinder that houses and guides the open / close valve body that moves up and down. The hot and cold water mixing stopper device according to claim 1.

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