JP2002327472A - Faucet joint - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable easy attachment/detachment of a filter so as to facilitate the replacement and cleaning of the filter, and allow water to be automatically shut off in a case of removal of the filter from a faucet joint and a case of removal of a joint member on a side of entry of the water. SOLUTION: A main body part of the faucet joint has the built-in filter which enables a water supply part to be removed even after connection of a hose. The removal of the filter makes a water shut off valve 13 closed. The hose for pouring the water into equipment on the side of the entry of the water can be connected detachably to the water supply part of the faucet joint, and a water shut off valve 27 is closed when the hose is disconnected.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a faucet fitting with a built-in filter which can be used for various purposes. More particularly, the present invention relates to a faucet with a built-in filter for easy replacement and cleaning. The present invention relates to a faucet coupling that can be used for washing after filtering remaining hot water.

[0002]

2. Description of the Related Art Conventionally, for example, in order to effectively use remaining hot water in a bathtub, a configuration is known in which a water injection unit for injecting water into a washing machine or the like is provided in the middle of a reheating circuit of a bath. Have been. This water injection unit is configured by branching a pipe for injecting water into washing or the like from a reheating circuit and providing a switching valve for switching the reheating circuit and a pipe for water injection at the branch. .

[0003] Further, there is known a filter in which a filter for filtering fiber scraps, hair and the like in a bathtub is built in the water injection unit.

[0004]

Since the remaining hot water in the bath tub contains a large amount of fiber waste and hair, it is necessary to replace and clean the filter relatively frequently. A filter that can be washed has been desired.
It is difficult to easily replace or clean the filter with a built-in conventional water injection unit.

[0005] Further, as a filter incorporated in a conventional water injection unit, a relatively coarse filter (a mesh of about 284 µm) is used, and fiber waste (about 20 to 30 µm) cannot be removed. In some cases, the filter on the water inlet side is clogged. Therefore, it is necessary to provide such a filter with a filter having a fine mesh for additionally removing fine fiber waste.

[0006] In addition, when the faucet for supplying the remaining hot water in the bathtub is not connected to the water inlet side, it may be erroneously used as drinking water for drinking, and such erroneous use is prevented. It is also necessary.

An object of the present invention is to solve such a conventional problem and to remove remaining hot water from a bathtub.
A water filter (a faucet, a currant, or the like) may be used as a filter for injecting water into a washing machine or a toilet tank, or for using water to a faucet dedicated to cleaning, or filtering when sending water from a water supply side to an inlet side. In the configuration provided in (1), the following problem is solved.

(1) The filter can be easily attached to and detached from the faucet joint, thereby simplifying replacement and cleaning. (2) When the filter is removed from the faucet fitting, the water can be stopped automatically. When the filter is replaced or washed, the water is stopped. Also, when the fitting member on the water inlet side comes off, water is prevented from spurting out. Further, when the faucet is not connected to the water inlet side, the water to be filtered can be prevented from being erroneously used as clean water when not in use. (3) Even if a faucet joint filter is built in, the whole structure is compact.

[0009]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a faucet joint having a main body portion and a water supply portion for injecting water from a faucet discharge portion into a water inlet side device. The water supply unit is detachably connectable with a hose for injecting water into the water inlet side device, and the main unit includes a built-in filter that allows the water supply unit to be detached even after the hose is connected. To provide a faucet fitting.

[0010] The filter may be provided with a water stopcock for stopping water by removing the filter.

By releasing the connection of the hose,
It is good also as a structure provided with the water stopcock which performs a water stop.

[0012] A joint member may be attached to a tip of the hose connected to the water supply unit, and the joint member may be configured to be connected to the water supply unit with one touch.

[0013] The main body may be integrally formed with a discharge portion of the faucet.

The equipment on the water inlet side is, for example, a washing machine, a flush toilet tank, a cleaning faucet, or the like.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of a faucet joint according to the present invention will be described below based on embodiments with reference to the drawings.

FIG. 1 is a view for explaining an embodiment of a faucet joint. The faucet joint 1 is connected to a faucet 2 (may be a faucet or a callan) on the water supply side, or is integrally formed with a discharge part of the faucet 2. The faucet joint 1 is detachably connected to a joint member 4 attached to a distal end of the hose 3 or the like of the water inlet side device, and can supply water from the water supply side to the water inlet side.

As the equipment on the water inlet side, equipment for various uses can be considered. For example, there are a washing machine, a tank of a flush toilet, a faucet for cleaning water, and the like. For example, water is injected from a faucet into such a water-entering side device through a water injection unit that can switch the remaining hot water or the like in the bathtub to a heating circuit. The faucet joint 1 according to the present invention is connected to this faucet as described above, or is used integrally with the discharge part thereof.

In FIG. 1, a faucet joint 1 is generally L
It has a main body 6 having an opening 5 at one end (right end), and a water supply unit 7 formed orthogonally and integrally with the main body 6. In the main body 6, a water supply through hole 8, a first stopcock chamber 9, and a filter chamber 10 are formed so as to communicate with each other. The filter chamber 10 has an opening 5
It is formed so that it may communicate with. A communication hole 11 and a second stopcock chamber 12 are formed in the water supply section 7 so as to communicate with the filter chamber 10.

In the main body 6, an annular first valve seat 13 is screwed in a watertight manner via an O-ring 14 with a screw 21 on the outlet side in the first stopcock chamber 9. A compression coil spring 1 is provided on the side of the water supply through hole 8 in the first water stop cock chamber 9.
A first water stopcock 16 is mounted via the fifth stopcock 5.

As shown in detail in FIG. 1, the first water stopcock 16 has a projection 19 formed on a surface 17 on the filter chamber side via a step 18. An O-ring 20 is mounted around the step 18 on the surface 17 of the first water stopcock 16 on the filter chamber side. The O-ring 20 is pressed against the tapered valve seat surface 22 of the first valve seat 13 by the compression coil spring 15 so that the first water stopcock 16 is stopped.

In the water supply section 7, an annular second valve seat 24 is screwed through an O-ring 25 to the discharge port 23 in the second stopcock chamber 12 in a watertight manner. A compression coil spring 26 is provided on the side of the communication hole 11 in the second stopcock chamber 12.
A second water stopcock 27 is mounted via the second stopcock 27.

A projection 30 is formed on a surface 28 on the discharge port 23 side of the second stopcock chamber 12 via a step 29. A contact piece 31 is formed integrally with the tip of the protrusion 30. Discharge port side surface 28 of second stopcock chamber 12
An O-ring 32 is mounted around the step 29.
The second water stopcock 27 is configured such that the O-ring 32 is formed by the compression coil spring 26 so that the O-ring 32 has a tapered valve seat surface 33 of the second valve seat 24.
To be in a water-stop state.

In the filter chamber 10, a cylindrical filter 34 is provided.
Are detachably mounted. Specifically, the filter 34 is inserted into the filter chamber 10 through the opening 5,
The filter 34 is mounted by attaching a filter lid 35 to the filter via an O-ring 36. This filter 3
The filter cover 4 and the filter lid 35 may be configured separately or may be configured integrally. The distal end of the filter lid 35 is screwed to the filter chamber 10 in a watertight manner with screws 37.

A support ring 38 is attached to one end (the left end in the figure) of the cylindrical filter 34, and a water stopcock retainer 40 is integrated with the center of the support ring 38 via a radiation arm 39. It is protrudingly provided. When the filter 34 is inserted into the filter chamber 10 and the filter lid 35 is closed, the projection 19 of the first stopcock 16 is pressed by the stopcock retainer 40, and the first valve seat 13 is pressed against the first valve seat 13. The first stopcock 16 moves to the left in the figure to move the O-ring 20 and the valve seat surface 2 of the first valve seat 13.
The gap 2 is opened, and the first stopcock 16 is opened.

The coupling member 4 on the water inlet side to which the faucet coupling 1 is connected is, for example, the coupling member of the hose 3 of the washing machine as described above, and can be used as a commercial product. The inlet-side joint member 4 has a cylindrical shape as a whole,
It has a receiving chamber 41 into which the water supply unit 7 is inserted at the time of connection.
An O-ring 42 is mounted in an annular groove on the inner surface of the receiving chamber 41. A locking ball 43 that partially protrudes and retracts in the receiving chamber 41 is provided in a locking hole 44 of the joint member 4.

An operation ring 45 slidable and constantly urged in the distal direction by a compression coil spring 46 to press the locking ball 43 toward the receiving chamber 41 is attached to the outside of the joint member 4.

The operation of the faucet joint 1 having the above configuration will be described. In a state where the filter 34 is not attached to the faucet joint 1,
As shown in FIG. 2A, the first water stopcock 16 is pressed by the compression coil spring 15 and the O-ring 20 is moved to the first position.
Is pressed by the valve seat surface 22 of the valve seat 13 to stop water.
Similarly, the second water stopcock 27 is also connected to the compression coil spring 2.
6, the O-ring 32 of the second stopcock 27 becomes a valve seat surface 33.
It is pressed and closed.

When water is supplied to the water inlet side by using the faucet joint 1, the filter 34 is inserted into the filter chamber 10 and the filter lid 35 is closed in a watertight state by the O-ring 36. Then, as shown in FIG. 2B, the projection 19 of the first water stopcock 16 is pressed by the water stopcock retainer 40, and the first water stopcock 16 is pressed against the urging force of the compression coil spring 15. Move to the left in the figure to open the first water stopcock 16. However, in this state, the second water stopcock 27 is still closed, and the water is stopped.

FIG. 3A is a view showing a state in which the water inlet side joint member 4 is attached to the water supply section 7 of the faucet joint 1. FIG.
As shown in (b), the operating ring 45 of the joint member 4 on the water inlet side.
Is pressed downward against the compression coil spring 46 to shift the tip tapered surface 47 of the operation ring 45 to the position of the locking ball 43.

In this state, the water inlet side joint member 4 is moved so that the water supply part 7 of the faucet joint 1 is inserted into the receiving chamber 41 of the water inlet side joint member 4. Then, the contact piece 31 at the tip of the projection 30 of the second water stopcock 27 contacts the bottom 48 of the receiving chamber 41, and the second water stopcock 27 is compressed by the compression coil spring 26.
Move upward in the figure against the

When the operating ring 45 is released at a position where the locking ball 43 engages with the locking concave portion 49 on the outer surface of the water supply section 7, the joint ring 4 is released by the compression coil spring 46.
5 is urged to move upward in the figure, and the locking ball 4
3 is pressed into the receiving chamber 41 to be engaged with the locking recess 49. Thus, the fitting of the water inlet side joint member 4 to the faucet joint 1 is completed. As described above, according to the faucet joint 1 according to the present invention, the joint member 4 attached to the hose 3 can be detached with one touch.

Water from the water supply side flows from the water supply through hole 8 into the gap between the first water stopcock 16 and the cylindrical space of the filter 34, passes through the filter 34, and passes through the communication hole 11 of the water supply section 7.
Through the gap of the second water stopcock 26, from the discharge port 23 of the water supply unit 7 through the joint member 4 on the water inlet side, and the hose 3
And so on. For example, fiber waste and the like in the bathtub are filtered by the filter 34, and only filtered water is injected into the water inlet side.

When the filter 34 of the faucet coupling 1 is clogged with fiber waste or the like, the filter 34 needs to be replaced or cleaned. When the filter 34 is replaced, when the filter cover 35 is removed and the filter 34 is pulled out from the opening 5, the water stopcock retainer 40 disappears, so that the urging force of the compression coil spring 15 as shown in FIG. The first water stop cock 16 is closed, and the water stop state is established.

Thus, the filter 34 can be replaced or cleaned with a sufficient margin without water from the faucet 2 leaking out of the faucet joint 1 during the replacement or cleaning work of the filter 34. When the replaced or washed filter 34 is to be mounted in the filter chamber 10 again, the above-described procedure is performed.

When the water supply side is unnecessary, when the water inlet side joint member 4 is removed from the water faucet joint 1, the second water stopcock 26 is urged by the compression coil spring 26 to close and enter the water stop state. Water is prevented from spouting out of the faucet joint 1. Therefore, from the faucet joint 1 to the joint member 4 on the water inlet side.
Even if it comes off carelessly, the water is similarly stopped, so that the overflow of water can be prevented.

When the faucet fitting 1 is connected to a water injection unit for supplying remaining hot water from the bathtub, when the fitting member 4 on the water inlet side of the washing machine or the like is removed from the faucet fitting 1, an error occurs. It is also easy to make an error such as opening the faucet (faucet) and drinking as clean water. However, in the present invention, in such a case, the water is automatically stopped, so that the remaining hot water in the bathtub is removed. It is possible to prevent accidentally drinking water from drinking water.

FIG. 4 shows an example of application of the faucet coupling 1 according to the present invention, in which the faucet coupling 1 is provided with a three-way switching valve in order to use the remaining hot water in the bathtub 50 with the washing machine 51. FIG. 6 is a diagram showing an example of connection to a water injection unit 52. The water supply pipe 53 is connected to a hot water supply pipe 55 of a water heater 54 having a pump 56, and the hot water supply pipe 55 is connected to a heating unit 57, and further extended from the water heater 54 to the outside.
It is selectably connected to an external hot water supply destination or a reheating circuit 59 via an external hot water supply.

The reheating circuit 59 is configured to supply hot water from the water heater 54 to the bathtub 50 and circulate the hot water in the bathtub 50 to the water heater 54 for reheating. Then, the remaining hot water in the bathtub 50 is injected into the washing machine 51 by the water injection unit 52 through the faucet joint 1 according to the present invention and the joint member 4 of the washing machine hose 3 so that the remaining hot water can be effectively utilized. It has been.

When the faucet joint 1 according to the present invention is used in this manner, fiber waste, hair, dirt and the like contained in the residual water in the bathtub 50 can be filtered by the filter 34. The drained water can be poured into the washing machine.

Although the embodiments of the present invention have been described based on the embodiments, the present invention is not limited to the above-described embodiments, and various modifications may be made within the scope of the technical matters described in the claims. It goes without saying that there are various embodiments.

[0041]

According to the faucet joint of the present invention having the above-described structure, the remaining hot water from the bathtub can be used for washing water injection and water injection into the toilet tank, and water from the water supply side can be supplied to the water inlet side. The following effects can be obtained by using this method.

(1) The filter can be easily attached to and detached from the faucet joint, which facilitates replacement and cleaning. (2) Water can be automatically stopped when the filter is removed from the faucet joint, so that water is stopped when the filter is replaced or washed, and water is prevented from spouting even when the inlet-side joint member comes off. Further, when the faucet is not connected to the water inlet side, it is possible to prevent the water to be filtered from being erroneously used as clean water. (3) Even if a faucet joint filter is incorporated, a compact structure can be obtained as a whole.

[Brief description of the drawings]

FIG. 1 is a view showing a configuration of an embodiment of a faucet joint according to the present invention.

FIG. 2 is a diagram illustrating the operation of the embodiment of the faucet joint according to the present invention.

FIG. 3 is a diagram illustrating the operation of the embodiment of the faucet joint according to the present invention.

FIG. 4 is a view showing an example in which the faucet joint according to the present invention is applied to inject remaining hot water in a bathtub into a washing machine.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 faucet joint 2 faucet 3 hose 4 coupling member 5 opening 6 main body part 7 water supply part 8 water supply hole 9 first stop cock room 10 filter room 11 communication hole 12 second stop cock room 13 first Valve seat 14, 20, 25, 32, 36, 42 O-ring 15, 26, 46 Compression coil spring 16 First water stopcock 17 Filter chamber side surface 18, 29 Step 19, 30 Projection 21 First Valve seat 22, 33 Valve seat surface 23 Discharge port 24 Second valve seat 27 Second stopcock 28 Surface on discharge port 31 Abutment piece 34 Filter 35 Filter cover 37 Screw 38 Support ring 39 Radiating arm 40 Stop Faucet holder 41 receiving chamber 43 locking ball 44 locking hole 45 operating ring 47 tapered surface 48 bottom 49 locking recess 50 bathtub 51 washing machine 52 water injection unit 53 water supply pipe 54 water heater 55 hot water pipe 56 pump 7 the heating unit 58 three-way valve 59 Reheating circulation path

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI theme coat ゛ (Reference) F16L 55/24 B01D 35/02 A (72) Inventor ▲ Akira Yoshi ▼ A Edocho, Chuo-ku, Kobe-shi, Hyogo Prefecture No. 93 Noritz F-term (reference) 2D060 AC03 BB07 BC04 3H016 EA02 3H058 AA05 BB22 CC08 CD04 EE02 3J106 AB01 BA02 BB01 BC04 BD01 BE24 CA03 EA03 EB07 EC02 EC07 ED32 EE13 GA01 GA04 GA23 4D040 AA01 BA03

Claims (6)

[Claims] 1. A faucet joint having a main body part and a water supply part for injecting water from a faucet discharge part into a water inlet side device, wherein the water supply part injects water into the water inlet side device. A faucet joint, wherein a hose is detachably connectable, and the main body portion has a built-in filter which is detachable even after the water supply portion is connected to the hose. 2. By removing the filter,
The faucet coupling according to claim 1, further comprising a water stopcock for stopping water. 3. The faucet coupling according to claim 1, further comprising a water stopcock for stopping water by disconnecting the hose. 4. A joint member is attached to a tip of the hose connected to the water supply unit, and the joint member can be connected to the water supply unit with one touch. The faucet joint according to 2 or 3. 5. The water supply device according to claim 1, wherein the main body is integrally formed with an outlet of the faucet.
Or the faucet joint according to 4. 6. The faucet joint according to claim 1, wherein the water-entering side device is a washing machine, a flush toilet tank, or a faucet exclusively for cleaning.