JP2000129739A - Water discharge device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a water discharge device capable of largely saving water and achieving excellent cleaning ability by providing a constitution capable of forcedly mixing air into discharged water. SOLUTION: This device is provided with a connection part 5 which can be detachably installed on a water discharge port part of a water discharge pipe 2 of a faucet appliance 1 to supply water, and which is capable of selecting a water discharge mode. In this case, it is provided with a flow detection means 8 to detect a flow rate of water, an air supply means 6 to forcedly mix air in water, and a controller 9 to control start and stop of the air supply means 6 by interlock with the flow detection means 8. The controller 9 controls air supply quantity from the air supply means 6 based on an output from the flow detection means 8.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water discharge device capable of forcibly mixing air into water discharge and controlling whether or not air can be mixed according to the form of water discharge.

[0002]

2. Description of the Related Art There have been many inventions of a water discharge device which is detachably attached to a water discharge port of a water discharge pipe of a water faucet device and can switch a water discharge form. Water discharge forms include foam water discharge, shower water discharge, rectified water discharge, and the like. Among them, in the case of foam water discharge, in order to reduce water splashing, the ejector suctions air to the water discharge and discharges it. .

[0003]

However, in the above-described conventional water spouting apparatus, water is spouted with air mixed therein. However, the amount of air mixed depends on the flow rate of the water spouting, and the water splashing is reduced. Although it was possible to do so, it did not lead to an improvement in detergency. Therefore, in order to achieve significant water savings in dishwashing, etc., it is necessary to improve the washing power, and for that purpose, a large amount of air is mixed into the spout in the form of fine bubbles, and the momentum of the water is remarkably increased. It is necessary to raise.

SUMMARY OF THE INVENTION In order to solve the above-mentioned conventional problems, the present invention first forcibly mixes air into water discharge in a water discharge device detachably attached to a water discharge port of a water discharge pipe of a water faucet device. It is an object of the present invention to provide a water discharging device which can save a large amount of water and has excellent cleaning power by having a possible configuration.

[0005] Secondly, it is an object of the present invention to provide a water discharging device excellent in energy saving by controlling the air to be mixed only in a water discharging form for cleaning and not supplying air when storing water. And

[0006]

Means for Solving the Problems and Action / Effect The invention according to the first aspect of the present invention has been made to solve the above-mentioned problems, and the invention is designed to be detachably attached to a water discharge port of a water discharge pipe of a faucet device for supplying water. Attached, in the water discharge device provided with a connection portion capable of selecting a water discharge form, having a flow rate detection means for detecting the flow rate of water, and an air supply means for forcibly mixing air into the water, A controller for controlling the start and stop of the air supply unit in conjunction with the flow detection unit is provided, and the controller can control the amount of air supplied from the air supply unit by an output from the flow detection unit. There is a feature.

In the present invention, by providing the air supply means for forcibly mixing the air into the water, the flow rate of the water discharged can be remarkably increased, and as a result, the momentum of the water can be increased. Sufficient detergency can be obtained, and significant water savings can be achieved.

According to a second aspect of the present invention, in the water discharge device according to the first aspect, the air supply means, the controller, and the connection portion are integrally formed, and the water supply device is provided at a water discharge port of a water discharge pipe of a faucet device. It is characterized by being detachable integrally.

In the present invention, the air supply means, the controller, and the connecting portion are integrally formed, so that a water discharging device which is compact and can be retrofitted can be provided.

According to a third aspect of the present invention, there is provided a water spouting device having a connecting portion detachably attached to a water spout of a water spout of a faucet device for supplying water and capable of selecting a water spouting form. Flow rate detecting means for detecting the flow rate of water, water discharge form detecting means for detecting the state of water discharge, and air supply means for forcibly mixing air into the water, flow rate detecting means and water discharge form detecting means A controller for controlling the start and stop of the air supply unit in conjunction with the control unit, wherein the controller can control the amount of air supply from the air supply unit by an output from the flow rate detection unit. Features.

In the present invention, by providing the air supply means for forcibly mixing the air into the water, the flow rate of the spouting water can be remarkably increased, and as a result, the momentum of the water can be increased. Sufficient detergency can be obtained, and significant water savings can be achieved. Furthermore, by providing the water discharge form detection means, the air supply is performed according to the water discharge form, and in the water discharge such as dishwashing work, the air is supplied, and the supplied air is mixed into the water discharge in the form of fine bubbles. By improving the cleaning power and realizing significant water saving, and controlling the water supply such as storing water, it is not necessary to supply air wastefully. It can be carried out. In addition, by linking the flow rate detecting means and the air supply means, the start and stop timing of the air supply can be performed in conjunction with the water supply, and the air supply means does not run idle. Further, the air supply amount can be varied according to the flow rate.

According to a fourth aspect of the present invention, in the water discharge device according to the third aspect, the air supply means, the water discharge form detecting means, the controller, and the connecting portion are integrally formed, and It is characterized in that it can be integrally attached to and detached from the water outlet of the water pipe.

In the present invention, the air supply means, the water discharge form detecting means, the controller and the connecting portion are integrally formed, so that a compact and retrofittable water discharge device can be provided.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described with reference to the drawings. 1 (a) and 1 (b) are schematic configuration diagrams of a water discharge device according to a first embodiment of the present invention. In the figure, reference numeral 3 denotes a spout 2 of the faucet device 1 via a joint 3a.
The main body 3 is detachably attached to the water discharge port portion, and the main body 3 is connected to the connecting portion 5 integrally connected via the joint 3a and the water intake port 5a, and is connected to the connecting portion 5 via the air hose 11. And a separate drive control unit 4 comprising an air supply means 6 capable of freely selecting an installation place. The connecting part 5 has a water passage 5b through which water passes through the water inlet 5a and a water passage 5b, and a structure for miniaturizing air, for example, a porous body 7 is fixedly provided. An air chamber 5c in which the air flowing from the air supply means 6 stays is provided on a side surface of the connecting portion 5. On the lower surface of the connecting portion 5, there is provided an operation lever 12 for switching the water discharge mode between shower water discharge and rectified water discharge. By rotating the operation lever 12, the water discharge state can be switched.

A flow sensor 8 for detecting the flow of water is installed in the pipeline of the water intake 5a, and a controller provided at an arbitrary position of the separate drive control unit 4 is provided. 9 determines the start and stop of the compressor 6 as the air supply means and the air supply amount based on the output from the flow rate sensor 8.

Further, the separate drive control unit 4 is provided with a setting switch 10 for setting whether or not to supply air. In this embodiment, a compressor is used as the air supply means, but it goes without saying that air may be supplied from an air pump or a buffer of external high-pressure air.

In the above configuration, the user sets whether or not to supply air with the setting switch 10 and then selects the water discharge mode with the operation lever 12. In the case where air is supplied, when water is supplied, the flow sensor 8 detects the flow and the flow rate, and the air amount preset for the flow rate is supplied to the compressor 6.
The air is supplied to the connecting portion 5 through the air hose 11.
The air enters the porous body 7 from the air chamber 5c, is miniaturized by the porous body 7, and is mixed in water in the form of microbubbles. Thereafter, the water containing the air bubbles is discharged from the water discharge port 13 of the main body 3.

A second embodiment of the present invention will be described with reference to the drawings. FIG. 2 is a schematic configuration diagram of a water discharge device according to a second embodiment of the present invention. In the figure, reference numeral 3 denotes a main body detachably attached to a water outlet of the water discharge pipe 2 of the faucet device 1 via a joint 3a.
and a air supply means 6 integrally connected to the side surface of the connection portion 5. The connecting part 5 is a water passage 5 through which water passes through the water inlet 5a.
b and a structure for miniaturizing the air by sharing the water passage 5b, for example, a porous body 7 is fixedly provided. An air chamber 5c in which the air flowing from the air supply means 6 stays is provided on a side surface of the connecting portion 5. On the lower surface of the connecting portion 5, there is provided an operation lever 12 for switching the water discharge mode between shower water discharge and rectified water discharge. By rotating the operation lever 12, the water discharge state is switched.

A flow sensor 8 for detecting the flow of water is mounted in the pipe of the water intake 5a, and the flow sensor is provided by a controller 9 provided at an arbitrary position of the main body 3. The start and stop of the compressor 6 as the air supply means and the air supply amount are determined based on the output from the compressor 8.
Further, a setting switch 10 for setting whether or not to supply air is provided on a side surface of the main body 3.

In this embodiment, a reciprocating motion is enabled by controlling a cylinder slidably incorporated in a coil via a spring as an air supply means with a half-wave rectifying current. Although the compressor is a linear compressor that performs suction, it goes without saying that air may be supplied from a compressor of another type, an air pump, an external high-pressure buffer, or the like.

In the above configuration, the user sets whether or not to supply air with the setting switch 10 and then selects the water discharge mode with the operation lever 12. When air is supplied, when water is supplied, the flow sensor 8 detects the water supply and the amount of water supply, and a preset amount of air is supplied from the compressor 6. Air enters the porous body 7 from the air chamber 5c,
It is finely divided by the porous body 7 and mixed in water in the form of finely divided bubbles. After that, the spouted water containing air bubbles is
Is discharged from the water discharge port 13.

In the first and second embodiments of the present invention,
In the water discharge device that can switch the water discharge form and is detachably attached to the water discharge port of the water discharge pipe of the faucet device, the air can be supplied by starting and stopping the air supply means. ing.

A third embodiment of the present invention will be described with reference to the drawings. FIG. 3 is a schematic view of a water discharge device according to a third embodiment of the present invention, and is a diagram of shower water discharge in an air supply state, FIG. 4 is a diagram of a bubble mixing section, and FIG. 5 is a diagram of rectification water discharge in a state without air supply. It is.

In FIG. 3, reference numeral 14 denotes a water discharge pipe of the faucet device, and a seal member 15 is provided at the tip of the water discharge pipe via a spherical portion 18a.
A connecting pipe 18 is vertically connected by a washer 16 and a nut 17 so as to swing freely. Lower half 18b of connecting pipe 18
Are screws 1 formed inside the sleeve-shaped passage member 19.
9b is hinged with a screw 18c formed on the outer periphery.

The connection pipe 18 is provided with a flow sensor 36 for detecting water flow and the amount of water flow. The connecting pipe 18 has a passage 18d, for example, four flow passages 20 are provided radially at the bottom 19a of the passage member 19, and a small-diameter bolt portion 20a protrudes downward from the lower end. A nut-shaped valve seat member 21 is hinged to the bolt 20a. The member 21 has a radially extending portion 21a, and has a valve seat surface 21b on the upper surface thereof.

The outer peripheral surface of the passage member 19 is provided with two concave portions 19c and 19d. The convex portions 22c of the skirt-shaped body 22 are fitted into the concave portions 19c and 19d. Move up and down. A mechanism, such as a push switch 39, is provided in the passage member 18 so that the air pump 34, which is an air supply means, operates in conjunction with water flow by raising the body 22.

The body 22 has an upwardly extending annular concave portion 23 around the upper boss portion 22a, and a large-diameter downwardly open concave portion 24 extending from the middle portion to the lower portion. A screw 24a is provided in the lower half of the concave portion 24 in the body 22, and the water discharging member 25 is hinged into the body 22 via the screw 24a by a screw 25a provided on the outer periphery of the water discharging member 25 in the concave portion 24. The annular wall 26 of the water discharging member 25 fixed to the body 22
A valve body 27 is sandwiched and fixed between the upper end 26a of the upper end of the recess 24 and the shoulder 24b at the upper end of the recess 24. In the embodiment, the valve body 27 comprises a hard core material 27a and a surface material 27b such as rubber.

The valve body 27 is formed in a disk shape, and a plurality of holes 28 are radially formed in the peripheral portion. The hole 28 is formed immediately below the annular concave portion 23 and inside the annular wall 26 above the concave portion 24, and in the center portion. A hole 27c that fits into the bottom 19a of the passage member 19 is provided, and a lip 27d is provided on the upper and lower peripheral surfaces of the hole 27c.

FIG. 3 shows that the lower lip 27d abuts the valve seat surface 21b on the upper surface of the valve seat member 21 to close the water passage, while the annular recess 23 is provided between the upper surface of the valve body 27 and the lower end 22b of the boss.
Is formed.

The air bubble mixing section 34 shown in FIG.
The air chamber 30 is connected to an air hose 32 through an air passage 22d of the body 22, and is connected to an air pump 33 which is an air supply means. Have been. The bubble mixing section 34 is sandwiched and fixed between the valve body 27 and the water discharging member 25.
In the present embodiment, an air pump is used as the air supply means.However, other air supply from a compressor or a buffer of external high-pressure air, a fan, or the like can be used so long as the mixing of air into water can be controlled intentionally. I just need.

Water flows from the water discharge pipe 14 through the passage of the connecting pipe 18 into the passage member 19, flows radially from the flow passage 20 into the annular recess 23 through the passage, and flows into the hole 28 of the valve body 27.
And flows into the bubble mixing section 34. Air that has been made finer by the porous body 31 is mixed into the water that has flowed into the bubble mixing section 34, and is discharged from the water discharge port 35. After the air is detected by the flow rate sensor 36 as flow rate detection means,
The air pump 33 supplies a predetermined amount of air to the amount of water flow.

When switching from shower-like water discharge to rectified water discharge, the body 22 is raised. As the body 22 rises, the valve body 27 also rises integrally with the water discharging member 25, and the lip 27d of the valve body 27 contacts the passage member 19 to close the passage. For this reason, the water passes between the valve body 27 and the valve seat member 21, passes through the rectifying net 37, and is discharged from the water discharge port 35 in a rectified state. At this time, the push switch 38 serving as the water discharge state detecting means is in the OFF state, the air pump 33 does not operate, no air is supplied, and thus water discharge without bubbles is performed.

[Brief description of the drawings]

FIG. 1 is a schematic configuration diagram of a water discharging device according to a first embodiment of the present invention.

FIG. 2 is a schematic configuration diagram of a water discharge device according to a second embodiment of the present invention.

FIG. 3 is a schematic view of shower-like water discharge of a water discharge device according to a third embodiment of the present invention.

FIG. 4 is a view of a bubble mixing section according to a third embodiment of the present invention.

FIG. 5 is a schematic view of rectified water discharge of a water discharge device according to a third embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... faucet apparatus, 2 ... water discharge pipe, 3 ... body, 4 ... separate body, 5 ...
Connection part, 6: compressor (air supply means), 7: porous body, 8: flow rate sensor (flow rate detection means), 9: controller, 10: setting switch, 11: air hose, 12 ...
Operation lever, 13: water outlet, 14: water discharge pipe, 15: seal member, 16 ... washer, 17 ... nut, 18 ... connecting pipe, 19 ... passage member, 20 ... flow passage, 21 ... valve seat member,
Reference numeral 22: body, 23: annular recess, 24: recess, 25: water discharging member, 26: annular wall, 27: valve body, 28: hole, 29 ...
Passage, 30 ... air chamber, 31 ... porous body, 32 ... air hose, 33 ... air pump, 34 ... bubble mixing part, 35 ... water outlet, 36 ... flow sensor, 37 ... rectifier net, 38 ... push switch

Claims (4)

[Claims] 1. A water discharge device having a connecting portion detachably attached to a water discharge port of a water discharge pipe of a water faucet device for supplying water and capable of selecting a water discharge form, to detect a flow rate of water. And a controller for controlling the starting and stopping of the air supply means in conjunction with the flow rate detection means, the controller comprising: The apparatus according to claim 1, wherein an amount of air supplied from the air supply means can be controlled by an output from the flow rate detection means. 2. The air supply means, the controller, and the connecting portion are integrally formed, and are integrally detachable from a water discharge port of a water discharge pipe of a water faucet device.
The spouting device according to claim 1. 3. A water discharge device having a connecting portion detachably attached to a water discharge port of a water discharge pipe of a water faucet device for supplying water and capable of selecting a water discharge form, for detecting a flow rate of water. Flow detection means for detecting the state of water discharge, water discharge form detection means for detecting the state of water discharge, and air supply means for forcibly mixing air into the water. Air supply is performed in conjunction with the flow rate detection means and water discharge form detection means. A spouting device comprising a controller for controlling the start and stop of the means, wherein the controller is capable of controlling an air supply amount from an air supply means by an output from the flow rate detection means. 4. The water supply means, the water discharge form detection means, the controller, and the connecting portion are integrally formed, and are integrally detachable from a water discharge port of a water discharge pipe of a faucet device. The water discharging apparatus according to claim 3, wherein the water discharging apparatus is used.