JPH06146355A - Multipurpose water dicharger - Google Patents

Abstract

PURPOSE:To discharge a small-flow hot water at a proper temperature while supplying a small-flow water discharging section with service water pressure as it is by installing a hot- and cold-water mixing section in the upstream of a hot- and cold-water mixing faucet and supplying a multipurpose water discharging section with the mixed water by changing over the hot- and cold-water mixing faucet. CONSTITUTION:A hot- and cold-water mixing section is mounted in the upstream of a hot- and cold-water mixing faucet 7, and a multipurpose water discharging section 24 is supplied with the mixed water by changing over the hot- and cold-water mixing faucet 7. Hot water from the water discharging section 24 is discharged under the state, in which the hot- and cold-water mixing faucet 7 conducting general water discharge is closed. Hot water set by a hot- and cold-water mixing section 23 is fed, residual hot water after the closing operation of the hot- and cold-water mixing faucet 7 and hot water remaining in a piping are forwarded to the water discharging section 24, and hot water in a small flow rate at a proper temperature is discharged. A small- flow water discharging section is fed with service water pressure as it is by changing over the hot- and cold-water mixing faucet 7 at the time of small-flow water discharge, and the path of the hot- and cold-water mixing faucet 7 is utilized as a small-flow water discharging path, thus generating no waste water.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multipurpose water spouting device for spouting a small amount of hot water for cleaning the oral cavity or the like.

[0002]

2. Description of the Related Art As an oral cavity cleaning device, it has been used as a conventional device.
No. 30030, JP-A-55-103844, Jikken Sho6
No. 3-32202 is disclosed. Actual Kaisho 53-13
The technology of No. 0030 stores tap water in a tank by a branch pipe of a water pipe, has a pump in the tank, and discharges high-pressure water obtained by the pump from a washing nozzle. In the technique of Japanese Patent Laid-Open No. 55-103844, a mouth washing nozzle is connected to a tap for supplying tap water, and tap water is discharged as it is from the mouth washing nozzle. The technique of Japanese Utility Model Publication No. Sho 63-32202 is to directly connect a thin pipe with a washbasin counter installed to a water pipe installed inside the washbasin, provide a cock on the thin pipe, and attach a nozzle to the tip of the thin pipe through a tube. It is connected.

[0003]

Among the above-mentioned conventional techniques, the technique of Japanese Utility Model Laid-Open No. 53-130030 requires a pump to obtain oral rinse water, and the number of devices increases. Next, in the technique of JP-A-55-103844, since the nozzle is directly connected to the faucet, desorption is troublesome and complicated, and only tap water can be used, and oral cavity washing with warm water cannot be performed. . Further, the technique of Japanese Utility Model Publication No. Sho 63-32202 can use only tap water, and cannot wash the mouth with warm water of appropriate temperature.

By the way, when a small amount of spouting water such as mouthwash is to be obtained with only tap water pressure and hot water, a small amount of spouting water is discharged, so that a large amount of hot water is obtained by using the water heater. It is extremely disadvantageous in terms of energy saving and resource saving, and if a special pipe with a small flow rate is unnecessarily drawn, the pressure loss will increase, and there will be inconvenience in terms of usability in low water pressure areas. In order to obtain a small amount of hot water discharge,
When using dedicated pipes, hot water heaters, or hot water heaters that are separate from the hot and cold water mixing taps that are commonly used, the pipe facilities may be duplicated or dedicated equipment may be required And increase in the number of parts and equipment.

The present invention has been made to solve the above-mentioned problems of the prior art and the above problems in obtaining a small amount of hot water spouting, and the object of the present invention is to provide a water heater for a hot and cold water mixing tap. Using hot water, and using a hot and cold water mixing tap for general water spouting, switching this to obtain smooth, reliable small flow of hot water spouting by tap water pressure, hot water spouting is also made immediately,
It is an object of the present invention to provide a multi-purpose water spouting device which has no waste water, is advantageous in resource saving and energy saving, has a small pressure loss, and can obtain a smooth and reliable small amount of hot water spouting even in a low water pressure region.

[0006]

[Means for Solving the Problems] A means for solving the above-mentioned problems is to derive a supply pipe of mixed hot and cold water from a water supply pipe and a hot and cold water mixing plug directly connected to the hot water supply pipe, and connect the supply pipe to a discharge valve. A multi-purpose water spouting device connected to a multi-purpose water spouting part through a nozzle, and a nozzle or the like for spouting a small amount of water for cleaning the oral cavity and the like. In addition, the water supply pipe upstream of the hot and cold water mixing tap and the system path of the hot water supply pipe are branched, and the branch water supply pipe and the hot and cold water mixing unit that supplies the hot and cold water mixed water of a predetermined temperature connected to the branch hot water supply pipe are directly connected to the water supply pipe and the hot water supply pipe. And a hot and cold water mixing pipe that is connected to the hot and cold water mixing pipe of the hot and cold water mixing unit and controls mixing, hot water, or mixing of water and mixed water, and adjustment, discharge, and shutoff of the discharge amount, and a mixed water supply pipe And a multi-purpose water spouting device connected via a water spouting valve, and a nozzle and the like that is detachably connected to the multi-purpose water spouting part and that discharges a small flow of water for oral cavity washing or the like. Furthermore, the multipurpose water discharge part is provided with a water discharge valve which is opened and closed by an exposed operation part, and the mixed water supply pipe is branched at an upstream part of the hot and cold water mixing tap to be connected to the multipurpose water discharge part. It is a connected multi-purpose water discharge device.

[0007]

According to the above means, the hot and cold water mixing section is provided upstream of the hot and cold water mixing tap, and the mixed water (hot water) is supplied to the multipurpose water discharging section, so that a small amount of hot water having an appropriate temperature is discharged and a small flow rate of water is discharged. In this case, the tap water pressure is supplied to the small flow rate water spouting part as it is because the hot and cold water mixer taps are switched, and because the small flow rate hot water spouting path uses the hot and cold water taps, the piping becomes longer. In addition, since the pressure loss is small and all the hot water on the downstream side of the hot water mixing section is used by switching the discharge mode, no waste water is generated.

[0008]

An embodiment of the present invention will be described below in detail with reference to the accompanying drawings. FIG. 1 is a perspective view showing an example of a wash basin provided with a multipurpose water discharge device according to the present invention, FIG. 2 is a front view of the wash basin, FIG. 3 is a front view of a water supply and hot water supply mechanism, and the wash basin is shown as a cross section. Front view, FIG. 4 is a front view of the multipurpose water discharge part,
FIG. 5 is the same plan view, FIG. 6 is a vertical side view of the multipurpose water discharge part, FIG. 7 is a cross-sectional view of the hot and cold water mixing tap, and FIG. 8 is an explanatory view of the oral cavity washing nozzle unit, showing the holding case in cross section. .

In FIGS. 1, 2 and 3, reference numeral 1 denotes a wash basin. The wash basin 1 is provided with a counter 2 on the upper surface and a cabinet-like main body 3 at the lower portion. The wash-basin 4 is provided, and the drain 5 is provided at the bottom of the wash-ball 4 and is connected to a drain pipe 6 having a trap. On the counter 2, washbasin 4
A hot and cold water mixing stopper 7 is provided at a rear portion of the body. The details of the hot and cold water mixing stopper 7 are as shown in FIG. 7. The body 8 is covered with a valve mechanism 9 mounted on an upper portion of the body 8. It is provided with a cap member 10 and an operation lever 11 for operating the valve mechanism 9 left and right and up and down.

The hot and cold water mixing tap 7 is connected to the interior of the counter 2, a water supply pipe 12 extending from the counter 2, a hot water supply pipe 13, and a hot and cold water mixing pipe (hot water) supply pipe 14, and these pipes 12, 1
A water discharge pipe 15 for discharging water of 3, 14 is connected, and the water discharge pipe 15 is connected to a flexible hose 16. As shown in FIGS. 2 and 3, on the left side of the counter 2, a water spouting unit for performing general water spouting, a shower head 17 in the embodiment, is arranged. The shower head 17 has a substantially inverted L shape in a side view, and is provided on the counter 2. The base portion is fitted and held by the supporting metal fitting 18, and is connected to the downstream end portion of the flexible hose 16 described above. The shower head 17 is grasped and drawn out as shown in FIG. 17
The imaginary line A in Fig. 3
Indicated by.

Below the counter 2, a water supply main 19 and a hot water supply main 20 are installed and arranged. The water supply main 19 is connected to a water supply pipe, and the hot water supply main 20 is connected to a water heater. The above-mentioned water supply pipe 12 is connected to the water supply main pipe 19, and the hot water supply pipe 13 is connected to the hot water supply main pipe 20. A branch water supply pipe 21 and a branch hot water supply pipe 22 are provided at these connection parts, which are provided downstream. It is connected to the hot and cold water mixing section 23, where the hot water and the hot water of the branch water supply pipe 21 and the branch hot water supply pipe 22 are mixed at a predetermined ratio to obtain mixed water (hot water) of a set temperature. It should be noted that a thermostat or the like is internally provided to control the mixing ratio so that mixed water having a constant temperature is obtained.

The hot and cold water mixing section 23 has a discharge section connected to the upstream end of the supply tube 14 and supplies hot water having a predetermined temperature to the supply tube 14. Therefore, in the above-mentioned hot and cold water mixing tap 7, tap water at room temperature is introduced into the hot water supply pipe 12, hot water generated by the water heater is into the hot water supply pipe 13, and hot water of a predetermined temperature is introduced into the hot and cold water mixing tap 7 into the hot water and water mixing tap 7. To be done. The hot and cold water mixing valve 7 opens and closes the valve mechanism 9 and adjusts the flow rate by moving the operating lever 11 up and down, and when it is moved up and down at the neutral position, the hot water set to a predetermined temperature of the supply pipe 14 is discharged or cut off. Then, the water supplied from the water supply pipe 12 and the hot water of the supply pipe 14 are mixed by rotating the water supply pipe 12 to the left or right, and the water at room temperature is discharged at the rotation limit of this direction. On the other hand, when the operation lever 11 is rotated to the opposite side, the hot water of the hot water supply pipe 13 and the hot water of the supply pipe 14 are mixed, and only the hot water is discharged at the rotation limit.

Since the water discharge pipe 15 of the hot and cold water mixing tap 7 is connected to the flexible hose 16 described above, hot water adjusted to a desired temperature by the lever operation with the hot and cold water mixing tap 7 is supplied to the shower head 17. Then, general water discharge is performed.

Between the hot and cold water mixing plug 7 on the counter 2 and the support fitting 18 of the shower head 17, a multipurpose water discharge part 24 having a small flow rate is erected. The details of the multipurpose water discharge part 24 are as shown in FIGS. 4 to 6, and below the counter 2 of the body 25, the check valve 2 opened by the water pressure on the upstream side.
6, the upstream end of the body 25 is connected to the downstream end of the connection pipe 27, and the upstream end of the connection pipe 27 reaches the hot and cold water mixing plug 7 of the hot water supply pipe 14 through the connection fitting 28. It is connected to the right place in the upstream. Therefore, the hot water generated by the hot water mixing unit 23 is supplied to the multipurpose water discharge unit 24.

An inverted L-shaped passage 29 is provided in the body 25 of the multipurpose water discharge portion 24, and the passage 29 is moved up and down by a screw portion 30 by rotating the passage 29, and the through hole 3 in the upstream portion of the passage 29 is provided.
The valve 32 for opening and closing the valve 1 is internally provided, the valve stem 33 projects above the body 25, and is connected to the rotary operation portion 34. The operation portion 34 includes a lever portion for easy rotation operation. 34a. The water discharge part 3 is provided on a part of the body 25.
5 is projected in the horizontal direction, the water discharge part 35 is a water discharge port part 36,
Connection sleeve 3 in which the base end is screwed with a nut 37
8, a cylindrical holder 39 on the outer circumference thereof, the sleeve 38 substantially forms a water discharge port, and a locking projection 40 is provided on the inner diameter portion of the front portion.

In the above, when the hot and cold water mixing valve 7 is operated to supply hot water in the supply pipe 14 or mixed water with hot water, water, etc. to the shower head 17, the valve 32 of the multipurpose water discharge part 24 is closed. Therefore, the shower head 17 is supplied with hot water or mixed water having a tap pressure, and general water discharge is performed to wash hands, face, and hair. When water is discharged from the multipurpose water discharge part 24, the lever 11 is returned to the neutral position in the rotational direction, and the lever 11 is lowered to discharge hot water from the supply pipe 14 from the shower head 17 and the temperature is confirmed. 11
Is closed, and the valve 32 of the multipurpose water discharge part 24 is opened.

By the way, the hot water supply pipe 14 is connected to the connecting pipe 2.
Since it is connected to the multipurpose water discharge part 24 via 7, hot water is communicated up to immediately below the valve 32, and since the valve 32 is closed, the hot water is in a standby state immediately below the valve 32. When the hot and cold water mixing stopper 7 is closed as described above, the water pressure stops in the supply pipe 14 without being dispersed and reduced in pressure,
The operation part 34 of the multipurpose water discharge part 24 is rotated in the opening direction, whereby the valve 32 is moved upward, the through hole 31 is opened, and hot water is discharged from the water discharge part 36 and the sleeve 38 through the passage 29. Become.

Since the hot water is discharged from the multipurpose water discharger 24 with the hot and cold water mixing tap 7 for general water discharge being closed, the water pressure of the tap water is not reduced or dispersed.
Warm water having a sufficient and sufficient water pressure for washing the mouth and the like is supplied. The hot water supplied is the hot water mixing unit 2
Since the hot water set at 3 is supplied and the constant temperature hot water is supplied in the oral cavity washing and the like, the oral cavity washing and the like with the hot water can be performed. The hot water heater extinguishes due to the closing operation of the hot and cold water mixing valve 7. However, even if the hot water heater extinguishes, high temperature hot water remains in the hot water supply pipe from the hot water heater to the hot and cold water mixing section 23, and this residual hot water The mixture is mixed at an appropriate temperature in the mixing section 23 and sent to the multipurpose water discharge section 24. The hot water downstream of the hot and cold water mixing unit 23 also remains, and the residual hot water in the pipe is also used for the multipurpose water discharge unit 2
Sent to 4.

In the above, when the residual hot water is used up or the temperature of the hot water drops and the water discharge temperature of the multipurpose water discharge part decreases, the valve 32 of the multipurpose water discharge part 24 is closed and the hot and cold water mixing tap 7 is operated. Shower head 17 with lever 11 open
The mixed water is discharged by general water discharge from the water heater, the water heater is ignited again, the hot water supply pipe is filled with hot water, and the multipurpose water discharge part 24 is opened again.

A small flow rate water spouting nozzle for cleaning the mouth is connected to the multipurpose water spouting section 24, and the water spouted from the nozzle is used for cleaning the mouth. FIG. 8 shows a small flow rate water spouting nozzle such as an oral cavity washing nozzle, and the figure shows a state including a case 41 accommodating a plurality of nozzles. In the embodiment, the case 41 including the water discharge nozzle is supported by the dish-shaped support table 52 on the wall surface 51 on which the washbasin 1 is installed as shown in FIG. 1, but the installation location is arbitrary. A large opening 4 for accommodating a nozzle unit 48, a support hole 42 for fitting and supporting a base of the water discharge nozzle unit 44 in the case 41.
3, the nozzle unit 48 is a nozzle unit 4 at the tip.
4, a grip 45 that detachably fits and holds a base portion 44a thereof, a tube 46, and an L-shaped connector 47 in a side view.
The grip 45 is provided with a passage connecting the tube 46 and the nozzle unit 44. Connector 47
The tip portion 47a of the sleeve 3 of the multipurpose water discharge portion 24 described above.
8, the locking projection 40 is engaged with the locking recess 47b provided in the connector tip 47a, the nozzle unit 48 and the multipurpose water discharge part 24 are detachably coupled, and the nozzle unit 44 is attached.
The hot water is discharged from the water discharge portion 44b at the tip of the.

The nozzles 44 are prepared as jetting, intermittent spouting, shower spouting, mist spouting, etc., and are used for mouth washing, gum massage, hair styling, etc. Select a single nozzle according to.
Reference numeral 49 shown in FIGS. 1, 2 and 3 denotes a soap dispenser, and a detergent storage tank 5 is provided below the counter 2.

[0022]

As is apparent from the above, according to the present invention,
A hot and cold water mixing tap used for general water discharge is used, a hot and cold water mixing section is provided upstream of this hot and cold water mixing tap, and this mixed water (hot water) is supplied to the multipurpose water discharging section by switching the hot and cold water mixing tap. When hot water is discharged at a flow rate, or when small flow rate water is discharged, the hot and cold water mixing tap is switched, so tap water pressure is directly supplied to the small flow rate water discharge part, and oral cavity washing by hot water discharge is performed.
It can be performed smoothly and reliably with the required pressure.

Also, since the system of the small flow rate hot water spouting system uses the system of the hot and cold water mixing tap, the attached pipes can be short, and the addition of the pipe system, equipment, etc. can be minimized and the equipment is simple. ,
The piping does not become longer than the above, pressure loss is small, smooth and reliable use can be guaranteed even in low water pressure areas, and since all hot water downstream of the hot and cold water mixing section is used by switching the discharge form, it is discarded. Energy saving,
It is extremely advantageous in saving resources.

[Brief description of drawings]

FIG. 1 is a perspective view showing an example of a wash basin including a multipurpose water discharge device according to the present invention.

FIG. 2 is a front view of the washbasin.

FIG. 3 is a front view of the water supply and hot water supply mechanism, showing the washbasin in section.

FIG. 4 is a front view of a multipurpose water discharge unit.

FIG. 5 is a plan view of the multipurpose water discharge part.

FIG. 6 is a vertical sectional side view of the multipurpose water discharge part.

FIG. 7 is a sectional view of a hot and cold water mixing tap

FIG. 8 is an explanatory diagram of an oral cavity washing nozzle unit, showing the holding case in section.

[Explanation of symbols]

7 ... Hot and cold water mixing tap, 12 ... Water supply pipe, 13 ... Hot water supply pipe,
14 ... Mixed water supply pipe, 23 ... Hot water mixing part, 24 ... Multipurpose water discharge part, 27 ... Connection pipe, 32 ... Water discharge valve, 3
4 ... Operation part, 44 ... Multipurpose water discharge nozzle.

Continuation of the front page (51) Int.Cl. ⁵ Identification code Office reference number FI Technical display location E03C 1/06 7150-2D

Claims (4)

[Claims] 1. A water supply pipe and a hot and cold water mixing pipe directly connected to the hot water supply pipe are led out of a mixed hot and cold water supply pipe, and the supply pipe is connected to a multipurpose water discharge part through a water discharge valve, and the multipurpose water discharge part has an oral cavity. A multipurpose water spouting device, characterized in that a nozzle or the like that spouts a small amount of water for cleaning is connected. 2. A water supply pipe upstream of the water / water mixing tap and a system path of the hot water supply pipe are branched to form a branch water supply pipe, a hot / water mixing unit connected to the branch hot water supply pipe for supplying hot / water mixed water of a predetermined temperature, and the water supply pipe. , A hot and cold water mixing tap that is directly connected to the hot water supply pipe and is connected to the mixed water supply pipe of the hot and cold water mixing unit, and controls mixing water, hot water, or water and mixed water, and adjusting discharge amount, discharge, and shutoff of the mixed water. A multi-purpose water discharge part connected to the mixed water supply pipe via a water discharge valve, and a nozzle etc. that is detachably connected to the multi-purpose water discharge part and discharges a small amount of water such as a mouthwash. Multipurpose water discharge device. 3. The multipurpose water discharge device according to claim 1 or 2, wherein the multipurpose water discharge unit is internally provided with a water discharge valve that is opened and closed by an exposed operation unit. 4. The multipurpose water spouting device according to claim 2, wherein the mixed water supply pipe is branched at an upstream portion of the hot and cold water mixing stopper and connected to the multipurpose water spouting portion.