JP3007505U - Water injection controller - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a water amount injection regulator that can be attached to the tip of a water pipe such as a faucet of waterworks to adjust the amount of water flowing and to save water. [Structure] An expansion joint that also serves as a seal is arranged in a hollow cylindrical sleeve, and a water flow restricting member that restricts the amount of jetted water is arranged on the bottom surface of the cylindrical sleeve, and a mounting hole formed in the expansion joint. The end of the outlet pipe such as a faucet can be press-fitted and fitted.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a water amount injection adjuster which is attached to the opening end portion of a water outlet pipe of a water supply faucet or a hose connected to the water faucet and adjusts the amount of water flowing out from the water supply.

[0002]

[Prior art]

 Conventionally, according to the tap water supply of the tap water used for the washbasin of the public toilet room, the rest room, etc., only the water supply in the form of a rod is provided, and the water can be supplied from the outlet of the water pipe by turning the knob of the water tap. there were.

[0003]

[Problems to be solved by the device]

 In the conventional general tap water supply described above, when used by the general public, a large amount of water flows out in a rod shape when the faucet is opened by turning the knob once by hand, and some people open the faucet. It is customary to close the faucet after the use is completed without controlling the water output until the use is completed. Further, in the above-mentioned usage method, hands and articles cannot be effectively and thoroughly washed, and even if washed cleanly, water splashes on the body or kimono and gets wet. Also, when the water flow of one faucet is used by a large number of people, due to the custom of use, it is always used continuously with the water flow out, and there is a problem that important water is wasted. It was Especially, in the present situation where each reservoir is in the dry season, it is required to save water during daily life.

The present invention solves the above-mentioned problems and, in response to the above-mentioned demand, uses an appropriate amount of water without wasting it, thereby saving water, and at the same time, flowing water from a tap pipe such as a tap. A small amount of water can be used to give a generous feeling of use by ejecting the water as mist-like water drops. Furthermore, when it is attached to a water pipe, the amount of water injection is adjusted so that it will not lose due to water pressure. The purpose is to provide vessels.

[0005]

[Means for Solving the Problems]

 In the water amount injection regulator according to the invention of claim 1, an upper lid having an opening hole on the upper surface is detachably attached to the upper opening portion, and a jet hole in which a water flow outlet is narrowed on the lower bottom portion. It has a hollow cylindrical sleeve with a small diameter tubular section and a body section with a collar section on the upper outer circumference and a reduced outer diameter toward the lower section. An expansion joint that also serves as a seal and has a mounting hole that penetrates toward it, a disk-shaped sheave that is arranged on the bottom surface of the sleeve, and a spout that is arranged in the short tubular portion The expansion joint is provided with a water flow restricting member for restricting the flow of the injected water, and the expansion joint includes a stepped portion whose flange portion is formed on an upper inner wall surface of the cylindrical sleeve, and an upper lid which is mounted so as to cover the upper opening portion. Hold and hold the center of the body inside the sleeve. In the mounting hole is obtained by allowing fitting engagement press-fitting the water outlet tube end, such as faucets.

In the water injection controller according to the second aspect of the present invention, the water flow restricting member arranged in the short tubular portion is composed of a bottomed cylindrical core, and the cylindrical core has a predetermined interval in the longitudinal direction on the outer circumference of the cylinder. The projecting ridge portion is formed in close contact with the inner wall surface of the short tubular portion, and the projecting edge provided with the notch portion is formed on the outer periphery of the bottom surface.

In the water injection controller according to the invention of claim 3, the water flow restricting member arranged in the short tube portion has an arc-shaped bulge portion on the bottom surface, and a water discharge head having a small hole at the center thereof. An impermeable member that is placed above the water discharge head and that has twist holes that are formed at positions spaced apart from each other from the center so that the water flows are twisted to each other and flow out, and the outer circumference of the water impervious member. And an O-ring arranged in the.

[0008]

[Action]

 The water injection regulator according to the present invention is configured such that a disc-shaped sheave disposed on the inner bottom surface of a hollow cylindrical sleeve and a water flow restricting member disposed in the short tubular portion prevent the water from coming out from the water pipe to the inside of the sleeve. The water that has flowed into the nozzle is gradually stored in the sleeve due to the small ejection hole, and is vigorously ejected as a mist-like water droplet from the fountain hole while the pressure in the cylindrical sleeve is increased to a certain degree. Therefore, since the atomized water droplet itself has a certain pressure, it is possible to give the user a full feeling of use even with a small amount of water.

The expansion joint that also serves as a seal is integrally formed of an elastic member and has a body portion whose outer diameter is reduced toward the lower part, and the end portion of the water pipe is press-fitted into the center portion thereof. Since the through mounting hole is formed, it is possible to increase the contact area of the press fitting portion with the water outlet pipe, and at the same time, the body located inside the sleeve has a circular turbulence ( By applying external pressure to the fitting part with the outlet pipe due to (turbulence) and back pressure, the tightening holding force is increased and the water injection regulator is prevented from easily falling off due to water pressure.

In the water injection controller according to the second aspect of the present invention, the water flow restricting member arranged in the short tubular portion is composed of a bottomed cylindrical core, and the cylindrical outer periphery of the cylindrical core is fixed in the longitudinal direction. Since the protruding ridges are formed in close contact with the inner wall surface of the short tubular part with a gap, the cylindrical core is positioned in the center of the short tubular part, so that the space between the inner wall surface of the short tubular part and the outer peripheral surface of the cylindrical core is positioned. The amount of water flow is regulated through the gap formed at the bottom, and the water flows into the small chamber formed by the outer bottom surface of the cylindrical core, the rim formed on the outer peripheral side of this bottom surface, and the inner bottom surface of the short tubular part. The water flows in through the cutout portion formed in the projecting edge and is stored therein, and is vigorously ejected as mist-like water droplets from the ejection hole of the short tubular portion.

In the water quantity injection adjuster according to the third aspect of the invention, the water flow is guided in a twisting direction with each other by the twist holes formed in the water blocking member, and once the flow of the water flow is regulated, the jet holes of the water discharge head are provided. On the other hand, the water flow is twisted and flows in and moves into a swirl state, and the mist-like water droplets ejected from the ejection port are ejected while being diffused from the ejection port.

[0012]

[Embodiment] A first embodiment of the present invention will be described below with reference to FIGS. FIG. 1 is a perspective view showing a state in which a water injection controller according to a first embodiment of the present invention is attached to the tip of a faucet outlet, and FIG. 2 is an exploded perspective view.

In the figure, reference numeral 1 denotes a water amount injection regulator main body, which has an opening 2 at the upper side and a lower bottom surface 3 made up of a small hole with a narrowed outlet for water flow. It has a hollow cylindrical sleeve 6 in which a small-diameter short cylinder portion 5 provided with ejection holes 4 is formed. Inside this cylindrical sleeve 6, there is a flange portion 7 on the outer periphery of the upper portion and at the lower portion thereof. An expansion joint 10 also serving as a seal, which has an inverted trumpet-like overall shape, in which a body portion 8 having a reduced outer diameter is formed, and a mounting hole 9 having an equal diameter is formed in the center of the body portion 8 so as to penetrate vertically. Is installed. This expansion joint 10 that also serves as a seal is entirely formed integrally with an elastic member such as rubber or plastic, and its flange portion 7 is locked to a step portion 11 formed on the inner wall of the upper opening of the cylindrical sleeve 6, The upper lid 13 having the opening hole 12 on the upper surface and the arcuate snail lip 12a formed on the outer peripheral surface is screwed into the threaded portion 6a formed on the outer peripheral wall of the upper opening 2 of the cylindrical sleeve 6. It is kept watertight.

Reference numeral 14 denotes a disk-shaped sheave (sieve) disposed on the bottom surface 6b in the sleeve. The disk outer periphery is formed of a flexible plastic member, and is formed in a recess 6c formed in the sleeve inner wall peripheral surface. In addition to being elastically fitted, a dense opening 14a is formed in the central portion by a perforated plate, a mesh member or the like. Reference numeral 15 denotes a water flow restricting member inserted into the short tubular portion 5. The water flow restricting member 15 is composed of a bottomed cylindrical core 15a, and the cylindrical core 15a is a short cylinder with respect to the outer peripheral surface vertical direction. The projecting ridges 15b that are in close contact with the inner wall surface of the part 5 are formed at predetermined intervals, and the projecting edge 15e having the notch 15d is formed on the outer periphery of the bottom surface part 15c.

Next, an example of use of the water quantity injection regulator of the first embodiment configured as described above will be described. The usage state of the water injection regulator of the first embodiment is well shown in FIG. FIG. 5 is an explanatory view showing a partial cross section showing a state in which the water amount injection regulator main body 1 is attached to the water discharge pipe end portion 16a of the tap 16 of the water supply.

That is, the water injection regulator of the present invention is installed by pressing the water pipe end 16 a of the water faucet 16 into the mounting hole 9 of the expansion joint 10 that also serves as a seal, and The hole diameter is elastically expanded and combined to complete the installation. By forming the thick bulging portion 8a on the outer peripheral surface of the reduced diameter body portion 8 of the expansion joint 10, it is possible to exert a reinforcing effect on the pressure fitting portion.

When the tap 17 of the faucet 16 is opened when the attachment to the faucet 16 is completed, the water flow becomes a rod shape from the opening of the outlet pipe end portion 16 a and flows into the cylindrical sleeve 6.

The inflow of water is once restricted by the cylindrical core 15a and the disk-shaped sheave 14 which are small in the ejection port 4 and arranged upstream of the ejection hole 4, and flow back in the direction of arrow a. A turbulent flow is generated and gradually stored in the cylindrical sleeve 6, and through a gap H between the outer peripheral surface of the cylindrical core 15a and the inner wall surface of the short cylindrical portion 5 in a state where the pressure in the cylindrical sleeve 6 is increased to a certain degree. The water flow is regulated and flows down, and is further stored in a small chamber 15f formed on the outer side of the bottom surface of the core 15a. The water flow is further increased in pressure and ejected as mist-like water droplets from the ejection holes 4. Since the water droplets in the form of mist have a constant pressure, they can give the user a full feeling of use even with a small amount of water.

Further, since the body 8 of the expansion joint 10 attached to the water pipe end portion 16a is located inside the cylindrical sleeve 6, the turbulence and back flow of the stored water flow are reduced. The joint force is further strengthened by the pressure applied from the back to the fitting part with the outlet pipe end 16a by the pressure, and the water injection regulator body 1 easily falls off from the outlet pipe such as a faucet due to the water pressure. Never.

FIG. 6 shows a usage state in which the water injection regulator 1 of the present invention is attached to the tip of a plastic hose 18 for sprinkling, and the outer peripheral tip of the plastic hose 18 has a cylinder with a washer 19 in between. The grip 20 and the connecting member 21 are attached, and the water injection regulator main body 1 is attached by connecting the tip end of the connecting member 21 to the upper portion of the cylindrical sleeve. This is similar to the first embodiment.

7 to 10 are a perspective view, an exploded perspective view and a partially cutaway sectional view showing a mounted state of a water injection control unit of a second embodiment corresponding to the inventions of claims 1 and 3.

In this embodiment, the ejection hole 4 of the short tubular portion 5 provided in the lower portion of the cylindrical sleeve 6 is opened slightly larger than that of the first embodiment, and the water flow regulation is performed at this opening 4a. Instead of a cylindrical core as a member, a water discharge head 22 having an arc-shaped bulge 22a protruding downward from the opening 4a at the bottom and having a jet hole 22b in the center thereof, and the water discharge head 22 An impervious member 23 having twist holes 23a and 23b, which are placed on top of each other and are formed at positions separated from each other from the central portion, so that the water flows out in a twisting direction, and this impervious member A water flow restricting member 25 is provided which is attached to the outer periphery of 23 and includes an O-ring 24 which maintains water tightness with the short cylindrical inner wall surface. The rest of the configuration is the same as the configuration described in the first embodiment, so the same reference numerals are used and the description thereof is omitted.

According to the water flow restricting member 25 of the second embodiment having the above-described structure, the water flow is once blocked by the water blocking member 23, and then the twist holes 23 a and 23 b formed in the water blocking member 23. The water flow is guided and guided to the ejection holes 22b of the water ejection head 22 below. Therefore, the water flow stored in the arc-shaped swelled portion 22a of the water discharge head 22 always flows in a swirling state and flows in, and is vigorously diffused and ejected as mist-like water droplets from the ejection hole 22b.

In the first embodiment, the upper lid 13 attached to the upper opening 2 of the cylindrical sleeve 6 is fastened by screwing, but it is fastened by means of hooks and ring-shaped hooks. It may be attached.

[0025]

[Effect of device]

 As described above, the water injection regulator according to the invention of claim 1 can be mounted by a simple operation of pressure fitting the end portion of the water pipe into the mounting hole of the expansion joint located in the cylindrical sleeve. Upon completion, the rod-shaped running water discharged from the water outlet pipe is temporarily stored in the cylindrical sleeve and ejected as mist-like water droplets from the ejection hole with increased pressure, saving water. However, even with a small amount of water, it is possible to give the user a full feeling of use.

In addition, by forming a thick bulge in the body of the expansion joint, the fitting holding force is strengthened, and at the same time, the water that flows into the cylindrical sleeve is stored, and the outer circumference of the body By giving more back pressure from the water flow, the holding force of the fitting part can be reinforced, and it is possible to prevent the water injection regulator attached to the end of the water pipe from being easily disengaged from the attachment part due to water pressure.

[Brief description of drawings]

FIG. 1 is a perspective view showing a state in which a water injection controller according to a first embodiment of the present invention is attached to the tip of a faucet outlet.

FIG. 2 is an exploded perspective view of the water quantity injection adjuster shown in FIG.

3 is a partially enlarged view of FIG. 2, (a) is an enlarged view of an A portion, (b) is an enlarged view of a B portion, and (c) is an enlarged view of a C portion.

FIG. 4 is a perspective view showing a water quantity injection adjuster of FIG. 2 with a part thereof cut away.

FIG. 5 is a side view, partly in vertical section, showing the water injection regulator of the present invention attached to a faucet.

FIG. 6 is a perspective view showing a state in which the water injection regulator of the present invention is attached to the tip of a plastic hose.

FIG. 7 is a perspective view corresponding to FIG. 1 of a water injection regulator according to a second embodiment of the present invention.

FIG. 8 is an exploded perspective view of a water injection controller according to a second embodiment of the present invention.

9 is a partially enlarged view of FIG. 8, (a) is an enlarged view of a D section, (b) is an enlarged view of an E section, and (c) is an enlarged view of an F section.

FIG. 10 is a partially cutaway perspective view of a water quantity injection adjuster according to a second embodiment of the present invention.

[Explanation of symbols]

 1 Water Injection Regulator Main Body 2 Opening Part 3 Bottom Part 4 Spouting Hole 5 Short Cylindrical Part 6 Cylindrical Sleeve 7 Collar Part 8 Body Part 9 Mounting Hole 10 Expansion Joint for Sealing 11 Step Part 12 Opening Hole 13 Upper Lid 14 Disc-shaped Sieve 15 Water flow control member 16 Faucet

Claims (3)

[Scope of utility model registration request] 1. A hollow in which an upper lid having an opening on the upper surface is detachably attached to an upper opening, and a small-diameter short tubular portion having an ejection hole narrowing a water outlet is formed on a lower bottom. Elastic member having a cylindrical sleeve and a body portion having a flange portion on the outer periphery of the upper portion and having an outer peripheral surface reduced in diameter toward the lower portion, and having a mounting hole penetrating vertically in the central portion thereof. An expansion joint that also serves as a seal, a disk-shaped sheave that is disposed on the bottom surface of the sleeve, and a water flow restricting member that is disposed in the short tubular portion and that restricts the flow of water ejected from the ejection holes. The expansion joint is held by a stepped portion having a flange portion formed on an upper inner wall surface of the cylindrical sleeve and an upper lid mounted to cover the upper opening portion, and the center of a body portion located in the sleeve. The end of the water pipe such as a faucet in the mounting hole formed on the A water quantity injection regulator characterized in that the parts can be press-fitted. 2. The water flow restricting member disposed in the short cylinder portion is composed of a bottomed cylindrical core, and the cylindrical core has a protruding ridge portion closely contacting the inner wall surface of the short cylinder portion at a predetermined interval in the longitudinal direction on the outer circumference of the cylinder. 2. The water injection controller according to claim 1, wherein the water amount injection regulator is formed with a projection edge provided with a notch on the outer periphery of the bottom surface. 3. The water flow restricting member arranged in the short tubular portion,
A water discharge head having an arcuate bulge on the bottom surface and a small hole in the center of the water discharge head, and the water flow head is placed above the water discharge head, and the water flows are twisted with respect to each other. The water injection controller according to claim 1, comprising a water blocking member having a twisted hole that is made to flow out, and an O-ring arranged on the outer periphery of the water blocking member.