JP3067979B2 - Spouting head - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water discharge head capable of selecting two types of water discharge by switching a button.

[0002]

2. Description of the Related Art Conventionally, a flow path of a fluid discharged from a water discharge head can be selected from two types in accordance with the application as shown in FIG.
There is 2) thing. Referring briefly to FIG. 12, the spouting head 55 is connected to an outflow portion 57 of the mixing faucet 56 via a hose 58, and can be drawn out to a holder 59 protruding from the mixing faucet 56. Is contained,
The water discharge head 55 is pulled out from the holder 59 and the mixing faucet 56
Is operated, the fluid is discharged in a shower form from the small holes 61 of the sprinkler plate 60. When the handle 62 is turned counterclockwise from this state, the spindle 63 rises, and the fluid is
The foam flow is intensively discharged through the nozzle 4.

[0003] In the above, when a mixing faucet provided with a spout head is used in a vanity stand, shower water from a sprinkling plate having a wide spout range is used for washing hair, and face washing and hand washing are performed. It is convenient to use a foam stream with little jumping, but if this mixing faucet is used in a sink, neither the shower water nor the foam stream can discharge a sufficient flow rate in a short time, and a cup or large It took a long time to fill the container with water, and was inconvenient.

[0004]

The problem to be solved by the present invention is to make it possible to select the form of water discharge from the water discharge head according to the purpose of use.

[0005]

According to the present invention, there is provided a water discharge head in which two valve holes are alternately opened and closed by moving a valve body connected to a button, and a water discharge mode can be switched. A first water spray plate provided with a first water discharge section and a second water discharge section having different water discharge modes, or a third water discharge section and a fourth water discharge section having a water discharge form different from the first water discharge plate. Any of the second sprinkling plates provided with a water spouting section is mounted so as to be replaceable, and the first water sprinkling plate discharges direct current from the first water spouting section, and forms a foam flow having a wide water sprinkling range from the second water spouting section. The second water spray plate discharges a foam stream having a narrow water discharge range from the third water discharge section, and discharges a shower flow from the fourth water discharge section.

[0006]

When the first water spouting plate is mounted on the water spouting head, a direct current suitable for pouring water into a cup or a container is discharged from the first water spouting part, and the tableware is discharged from the second water spouting part by switching the button. When a second sprinkling plate is attached to the spouting head instead of the first sprinkling plate, a foam flow suitable for hand washing can be discharged from the third spouting portion in a narrow range. And a shower flow suitable for hair washing can be discharged from the fourth water discharging section.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below in detail with reference to the drawings. In this embodiment, as shown in FIG. 1, a mixing faucet A mounted on a top plate of a sink or a vanity table is provided with a lever handle 1 for adjusting a water discharge amount and temperature of a fluid on an upper part, and a body part 2 on the body part 2. The holder 3 is provided so as to be rotatable with the holder 3 tilted upward.
Is freely supported. The water discharge head 4 may be separate from the mixing faucet.

As shown in FIG. 2, the water discharge head 4 has a horizontally long flow path 6 inside a handle 5, and a switching chamber 7 is formed at the tip of the flow path 6. In the lower part of the switching chamber 7, a disk-shaped partition plate 9 in which a seal packing 8 for preventing water leakage is fitted into a groove 10 on the circumference is interposed. As shown in FIGS. 3 and 4, a horizontally long sheet packing 11 made of rubber is fitted to the upper center of the partition plate 9.
A first valve hole 12 and a second valve hole 12a having the same circular shape.
However, it is set up so as to be located on a center circle around a shaft 17 of a button 15 described later. Further, a rectifier 14 for rectifying the fluid is interposed in the cylindrical portion 13 which projects to the lower center of the partition plate 9 and communicates with the first valve hole 12.

As shown in FIGS. 2 to 6, the seesaw button 15 is interposed in an opening 16 formed in the side surface of the water discharge head 4 so that a part thereof is exposed to the outside.
Each spring 1 is attached to the holding portion 18 of the shaft 17 linked to
A pair of valve bodies 2 pressed downward by the elastic force of 9 and 19
0, 20a, the first valve hole 12 and the second valve hole 1
It is crimped on the sheet packing 11 on the periphery of 2a. When the part of the button 15 protruding from the water discharge head 4 is pressed, the valve bodies 20, 20 a having a larger outer diameter than the valve holes 12, 12 a move in the rotational direction around the vertical portion 17 a of the shaft 17. Then, the valve holes 12 and 12a are connected so that one of them is closed and the other is opened.

The first water sprinkling plate 23 has a cylindrical shape whose outer diameter at the lower part is narrowed in a ring shape.
It is mounted by screwing a packing 22 on a male screw part 21 formed on the outer periphery of the lower part of the partition plate.
A first water discharge portion 25 communicating with the first valve hole 12 is formed, and a plurality of nets 26 are stacked under the rectifier 14 between the first water discharge portion 25 and the cylindrical portion 13 of the partition plate 9. We hold together.

A ring-shaped flow control plate 28 and a foam plate 31 are mounted on the opening 27 of the first watering plate 23 so as to overlap each other. The flow rate adjusting plate 28 has an insertion hole 29 in the center thereof, through which the cylindrical portion 13 of the partition plate 9 is inserted.
A plurality of small holes 30 are formed around the insertion hole 29 at equal intervals in the circumferential direction. The small hole 30 communicates with the second valve hole 12a at the upper part to control the flow rate to the foam plate 31, and the foam plate 31 vertically overlaps with the small hole 30 and communicates with the small hole 30. Are formed at equal intervals in the circumferential direction (10 in the embodiment). As shown in FIGS. 7 and 8, a vertically long shaft 33 having a stepped step portion 34 is formed inside the foam hole 32, and a plurality of shafts 33 are provided at equal intervals between the shaft 33 and the inner wall. Fins 35 (eight in the embodiment)
Is formed.

As shown in FIG. 8, a second water discharging portion 36 is provided on the bottom surface of the first water sprinkling plate 23 so as to vertically overlap the foam hole 32 and discharge the fluid passing through the foam hole 32 to the outside.
Are formed at the same intervals as the number of the foam holes 32 (10 in the embodiment), and the ventilation holes 37 are formed in parallel with the second water discharging section 36,
The vent hole 37 communicates with an air chamber 38 formed between the flow control plate 28 and the foam plate 31 so that outside air can be introduced.

FIGS. 9 to 11 are explanatory views of a second sprinkling plate 39 having a water discharging mode different from that of the first sprinkling plate 23. FIG. The second sprinkling plate 39 is the first spouting section 2 of the first sprinkling plate 23.
The third water discharging section 40 equipped with the foam metal fitting 41 in place of 5,
Instead of the second water discharge section 36, a fourth water discharge section 49 having a large number of water sprinkling holes 50 formed in an annular shape is formed.

The foam metal fitting 41 is cylindrical and is supported by the third water discharging portion 40 by a flange 42 on the upper peripheral surface, and an outside air is provided between the outer peripheral surface of the foam metal fitting 41 and the inner peripheral surface of the third water discharging portion 40. Is formed to introduce a gap. Foam fitting 4
In order to remove impurities contained in the fluid at the top as shown in FIG. 10 and secure the water flow area, the wire mesh 44 whose central portion is raised high and the fluid is accelerated by changing the fluid into a thin flow as shown in FIG. It accommodates a disk 45 having a number of small holes 46 formed therein. A plurality of mesh plates 48 for agitating and foaming the fluid are accommodated in a lower portion of the ventilation hole 47 which communicates with the gap 43 and introduces outside air.

In the above arrangement, the mixing faucet A attached to the sink is provided with the first sprinkling plate 23 attached to the spout head 4 for ease of use. That is, in FIGS. 3 and 5, the valve body 20a connected to the button 15 closes the second valve hole 12a and is located at a position where the first valve hole 12 is opened. At this time, the fluid in the switching chamber 7 is vigorously discharged in a rectified DC state through the flow device 14 and the plurality of nets 26, and the DC water is quickly poured into a cup or other large container. Suitable for the case.

Next, when the button 15 on the side protruding from the water discharge head 4 is pressed, the valve bodies 20, 20a both move in the horizontal direction around the vertical portion 17a of the shaft body 17, and as shown in FIGS. As shown, the valve body 20 is located at a position where the first valve hole 12 is closed and the second valve hole 12a is opened. At this time, switching room 7
While passing through the flow control plate 28 and the foam plate 31 from the second valve hole 12a, the fluid is accelerated by the small holes 30 and then collides with the step portion 34 of the shaft 33 in the foam hole 32, and When the fluid falls and bounces, the fluid is mixed with the outside air introduced from the air hole 37 to be foamed and discharged from the second water discharging portion 36. It can be discharged in a range, which is convenient for washing dishes.

Next, the mixing faucet A attached to the vanity is provided with a second sprinkling plate 39 in place of the first sprinkling plate 23 on the spouting head 4 for convenience of use. That is, when performing hand washing, foam water with less splashing can be discharged from the foam fitting 41 of the third water discharging section 40 in a state narrowed to a narrower range than the second water discharging section, and when performing hair washing, the button 15 is switched. When the shower water of a wide range is discharged from the water sprinkling hole 50 of the fourth water discharging section 49 by the operation, the shampoo can be efficiently washed away.

[0018]

Since the present invention has the above configuration, it has the following advantages. (1) In a water discharge head in which two valve holes are alternately opened and closed by movement of a valve body connected to a button, and a water discharge mode can be switched, a lower part of the water discharge head communicates with the valve hole to discharge water. A first water spray plate provided with a first water discharge unit and a second water discharge unit having different forms, or a third water discharge form different from the first water discharge plate
Either the water spouting part or the fourth spouting part equipped with the fourth water spouting part is attached so as to be interchangeable, so that the water spouting form when using the water spouting head at the sink and when using it at the vanity stand can be changed according to the use situation or preference. They can be freely selected according to the requirements. (2) The water spouting head can diversify the water spouting form simply by replacing the sprinkling plate, and is extremely convenient.

[Brief description of the drawings]

FIG. 1 is a side view of a mixing faucet provided with a water discharge head.

FIG. 2 is a side sectional view of a water discharge head to which a first watering plate is attached.

FIG. 3 is a cross-sectional view taken along line XX in FIG. 2 and is an explanatory diagram when water is discharged from a first water discharging unit.

FIG. 4 is an explanatory diagram of a case where water is discharged from a second water discharging unit in FIG. 3;

FIG. 5 is a cross-sectional view when water is discharged from a first water discharge section of the water discharge head.

FIG. 6 is a cross-sectional view when water is discharged from a second water discharging section of the water discharging head.

FIG. 7 is an enlarged sectional view of a first watering plate.

FIG. 8 is a bottom view of the first watering plate.

FIG. 9 is a side sectional view of a water discharge head to which a second watering plate is attached.

FIG. 10 is an enlarged sectional view of a foam metal fitting.

FIG. 11 is a bottom view of the second watering plate.

FIG. 12 is an explanatory diagram of a conventional technique.

[Explanation of symbols]

 Reference Signs List 4 water discharging head 12 first valve hole 12a second valve hole 15 button 20, 20a valve body 23 first water spraying plate 25 first water discharging unit 36 second water discharging unit 39 second water discharging plate 40 third water discharging unit 49 fourth water discharging unit

Continuation of the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) B05B 1/12 B05B 1/16 B05B 1/18 E03C 1/06 A47K 3/22

Claims (3)

(57) [Claims] 1. A water discharge head in which two valve holes are alternately opened and closed by movement of a valve body connected to a button, and a water discharge mode can be switched, wherein a lower part of the water discharge head communicates with the valve hole. A first water spray plate provided with a first water discharge section and a second water discharge section having different water discharge modes, or a second water spray provided with a third water discharge section and a fourth water discharge section having a water discharge mode different from the first water discharge plate. A spouting head characterized in that any one of the plates is interchangeably mounted. 2. The water discharge head according to claim 1, wherein the first water discharge plate discharges a direct current from a first water discharge portion, and discharges a foam flow having a wide water discharge range from the second water discharge portion. 3. The water discharge head according to claim 1, wherein the second water spray plate discharges a foam flow having a narrow water discharge range from a third water discharge portion, and discharges a shower flow from a fourth water discharge portion.