JP7297511B2 - Water faucet - Google Patents

Description

The present invention relates to faucets. More specifically, the present invention relates to a faucet that can selectively use water discharge from a faucet main body and water discharge from a water discharge pipe attached to the faucet main body.

Conventionally, there has been known a faucet capable of discharging cold water or hot water from a faucet outlet of the faucet body by connecting a faucet pipe to the faucet outlet (Patent Document 1). ). Also known is a faucet having a discharge pipe cap disposed at the tip of the discharge pipe, and a discharge port cap having a rectifying member and a mesh built-in for the purpose of rectification and foreign matter removal to the discharge port of the discharge pipe cap. (Patent document 2).

Japanese Patent Application Laid-Open No. 2004-332310 JP-A-2002-242247

In the technique described in Patent Document 1, water or hot water is discharged from the faucet discharge port of the faucet body, and water or hot water is discharged from the discharge pipe discharge port of the water discharge pipe attached to the faucet discharge port. There are cases where it is desired to selectively perform In such a case, simply removing the water discharge pipe with the water discharge pipe cap and the water discharge pipe discharge port cap attached to the tip of the water faucet discharge port and discharging water or hot water from the water faucet discharge port will not rectify or remove foreign matter. Water or hot water that has not been treated is discharged. Therefore, when the water discharge pipe is removed from the faucet discharge port, a faucet discharge port cap with a built-in rectifying member and mesh must be separately prepared and attached to the faucet discharge port, which increases the number of parts and increases the cost. I had a problem connecting.

In view of such problems, it is an object of the present invention to provide a faucet that can selectively discharge water from the faucet body and from a faucet pipe attached to the faucet body while suppressing an increase in the number of parts. It is in.

A first aspect of the present invention is a water faucet discharge port provided in a main body of the water faucet, and a discharge having one end detachable from the water faucet discharge port and a discharge pipe discharge port provided at the other end. and a cap that can be selectively attached to the faucet discharge port or the discharge pipe discharge port and has a function of rectification and/or foreign matter removal, wherein the discharge pipe is the faucet. Water can be discharged from the discharge pipe discharge port when attached to the discharge port, and water can be discharged from the cap when the cap is attached to the faucet discharge port or the discharge pipe discharge port. characterized by

According to the first aspect of the invention, the cap can be selectively attached to the faucet discharge port and the discharge pipe discharge port. It is possible to provide a faucet that can properly use water spouted from.

According to a second aspect of the present invention, in the first aspect, the faucet discharge port is formed in a cylindrical shape provided with a first screw, and the discharge pipe discharge port is formed in a cylindrical shape provided with a second screw. and the cap is formed with a third screw that can be screwed into either the first screw or the second screw.

According to the second invention, selective attachment of the cap to the faucet discharge port or the discharge pipe discharge port can be achieved with a simple structure.

According to a third aspect of the present invention, in the first aspect or the second aspect, the cap is integrally formed with a straightening plate for straightening and/or a mesh for removing foreign matter. .

According to the third invention, the function of rectifying and/or removing foreign matter can be achieved simply by attaching the cap to the faucet discharge port or the discharge pipe discharge port. Workability is good when properly using the water discharged from the water discharge pipe.

1 is a perspective view of a faucet that is an embodiment of the present invention; FIG. This is the state where the discharge pipe is attached. FIG. 2 is a cross-sectional view taken along the line II-II in FIG. 1; It is a perspective view of the faucet in the said embodiment. The discharge pipe is removed. FIG. 4 is a cross-sectional view taken along the line IV-IV in FIG. 3; It is a perspective view of the cap in the said embodiment.

A configuration of a faucet 1 according to an embodiment of the present invention will be described with reference to FIGS. 1 to 5. FIG. In the following description, directions are described based on the up, down, front, back, left, and right directions shown in each drawing.

As shown in FIG. 1, the faucet 1 according to the present embodiment is a wall-mounted hot and cold water mixing faucet that is attached to a wall surface W of a bathroom. The faucet 1 includes a substantially cylindrical faucet body 2 extending in the left-right direction, a hot water side joint pipe 3, a cold water side joint pipe 4, and a shower discharge pipe 5, all of which are attached to the faucet body 2. It has a callan discharge pipe 6 and a cover 7 . Here, the faucet main body 2 and the faucet discharge pipe 6 respectively correspond to the "main body portion" and the "discharge pipe" in the claims.

As shown in FIGS. 1 to 4, the faucet main body 2 is provided with a downwardly opening faucet discharge port 21 for connecting the faucet discharge pipe 6 to the lower surface of the central portion in the left-right direction. The faucet main body 2 is provided with a shower discharge port 22 that opens rearward and connects the shower discharge pipe 5 to the rear surface of the central portion in the left-right direction. Furthermore, the faucet main body 2 is connected to a crank-shaped hot water side joint pipe 3 for receiving hot water from a hot water supply source (not shown) on the left side of the rear surface, and water is supplied from the water supply source (not shown) on the right side of the rear surface. A water side joint pipe 4 bent like a crank for receiving is connected. A substantially cylindrical temperature control handle 23 is provided on the left side portion of the faucet body 2 so as to be rotatable about an axis extending in the left-right direction. By rotating the temperature control handle 23, the mixing ratio of the hot water supplied from the hot water side joint pipe 3 and the water supplied from the water side joint pipe 4 is changed, and the hot water is discharged from the callan discharge port 21 or the shower discharge port 22. The temperature of the hot and cold water is adjusted. A substantially cylindrical switching handle 24 is provided on the right side portion of the faucet body 2 so as to be rotatable about an axis extending in the left-right direction. By rotating the lever 24a of the switching handle 24 upward from a predetermined water stop position, hot water is discharged from the shower outlet 22 in an amount per unit time corresponding to the amount of rotation. Further, by rotating the lever 24a of the switching handle 24 downward from a predetermined water stop position, the amount of hot water per unit time corresponding to the amount of rotation can be discharged from the water discharge port 21. FIG. Here, the tap outlet 21 corresponds to the "faucet outlet" in the claims.

As shown in FIGS. 1 to 4, the callan discharge port 21 has a cylindrical shape and its inner diameter portion 21a is formed to have a diameter slightly larger than the diameter of the cross section of the callan discharge pipe 6. As shown in FIG. The outer diameter portion 21b is formed to have a diameter approximately 1.5 times the cross-sectional diameter of the callan discharge pipe 6, and a male thread 21b1 is formed on the lower end side thereof. A call run discharge pipe 6, which will be described later, is connected to the call run discharge port 21 so as to be rotatable in the left-right direction. The shower discharge port 22 has a cylindrical shape and is connected to the elbow-shaped shower discharge pipe 5 . A shower hose (not shown) is attached to the end of the shower discharge pipe 5 opposite to the shower discharge port 22 to enable water supply to the shower head. A cover 7 is attached to the faucet main body 2 to cover the front surface and upper surface thereof. The cover 7 improves the appearance of the faucet main body 2, and its upper surface can be used as an accessory holder. Here, the male thread 21b1 corresponds to the "first thread" in the claims.

As shown in FIGS. 1 and 2, the callan discharge pipe 6 has a metal discharge pipe main body 30 and a resin cap member 31 attached to the distal end side of the discharge pipe main body 30 . When the call run discharge pipe 6 is attached to the call run discharge port 21, the discharge pipe main body 30 includes a horizontal portion 30a extending in the horizontal direction and an elbow extending upward while bending from one end of the horizontal portion 30a. and a portion 30b. As shown in FIG. 2, a flange (not shown) is provided on the upper end side of the elbow portion 30b. By screwing the nut 30c onto the male thread 21b1 of the call run discharge port 21, the nut 30c presses the collar against the call run discharge port 21, and the elbow portion 30b is connected to the elbow so as to be freely rotatable in the horizontal direction. That is, the nut 30c is formed with a female thread that can be screwed into the male thread 21b1 of the callan discharge port 21. As shown in FIG. Here, the upper end portion of the elbow portion 30b and the tip portion of the discharge pipe main body 30 respectively correspond to "one end portion" and "the other end portion" in the claims.

As shown in FIGS. 1 and 2, the cap member 31 is an elbow-shaped member and has a discharge pipe attachment portion 31a extending in the front-rear direction and a discharge pipe discharge port 31b extending in the vertical direction. The distal end portion of the call run discharge pipe 6 is inserted into the inner cylindrical portion 31a1 of the discharge pipe attachment portion 31a, and the cap member 31 is attached to the call run discharge pipe 6. As shown in FIG. The discharge pipe discharge port 31b has a cylindrical shape, and its inner diameter portion 31b1 is formed to have a diameter substantially equal to the diameter of the cross section of the callan discharge pipe 6. As shown in FIG. The diameter of the outer diameter portion 31b2 is formed to be about 1.5 times the diameter of the cross section of the callan discharge pipe 6, and a male thread 31b21 is formed on the lower end side thereof. The male thread 31b21 has the same thread shape and the same pitch as the male thread 21b1 of the callan discharge port 21. As shown in FIG. A columnar positioning pin 31c extending in the vertical direction is disposed inside the inner cylindrical portion 31a1 of the discharge pipe discharge port 31b. When the callan discharge pipe 6 is inserted into the inner cylindrical portion 31a1 of the cap member 31, the positioning pin 31c abuts against the distal end of the callan discharge pipe 6 to prevent further insertion of the callan discharge pipe 6. performs the function of positioning the Here, the male screw 31b21 corresponds to the "second screw" in the claims.

As shown in FIGS. 2, 4 and 5, the cap 40 is a substantially cylindrical resin member in which a large diameter portion 41 and a small diameter portion 42 are arranged vertically on the same axis. The internal cylindrical portion of the large diameter portion 41 is formed with a female thread 41a that can be screwed into the male thread 21b1 of the callan discharge port 21 and the male thread 31b21 of the cap member 31. As shown in FIG. The inner cylindrical portion of the small diameter portion 42 is surrounded by a plurality of radial wall surfaces 42a extending in the radial direction and in the axial direction, and a plurality of circumferential wall surfaces 42b extending in the circumferential direction around the axis and in the axial direction. A plurality of fan-shaped openings 42c having a fan shape in top view are formed. A plurality of fan-shaped openings 42c constitute a cap spout 43 that spouts water from the cap 40, and functions to rectify the spouted water. A mesh 44 is arranged on the upper end side of the radial wall surface 42a and the circumferential wall surface 42b, and functions to remove foreign matter contained in the discharged water. When the cap 40 is connected to the discharge pipe discharge port 31b via the mesh 44 and the packing 45, hot water can be discharged from the cap water discharge port 43 (see FIG. 2). Also, when the cap 40 is connected to the callan discharge port 21 through the mesh 44 and the packing 45, hot water can be discharged from the cap water discharge port 43 (see FIG. 4). Here, each of the radial wall surface 42a and the circumferential wall surface 42b corresponds to a "current plate" in the scope of claims. Moreover, the internal thread 41a corresponds to the "third thread" in the claims.

The present embodiment configured as described above has the following effects. Since the cap 40 can be selectively attached to the caller discharge port 21 and the discharge pipe discharge port 31b, it is possible to discharge water from the caller discharge port 21 and the discharge pipe discharge port 31b without increasing the number of parts. A faucet 1 that can be used properly can be provided. In other words, the faucet 1 can selectively use the water discharged from the faucet body 2 and the water discharge pipe 6 attached to the faucet body 2 while suppressing an increase in the number of parts.

Also, since the cap 40 is formed with a female thread 41a that can be screwed into the male thread 21b1 of the caller discharge port 21 and the male thread 31b21 of the cap member 31, the cap 40 can be selectively engaged with the caller discharge port 21 or the discharge pipe discharge port 31b. Installation can be achieved with a simple structure. Furthermore, since the function of rectifying and/or removing foreign matter can be achieved simply by attaching the cap 40 to the water discharge port 21 or the discharge pipe discharge port 31b, the water discharged from the faucet main body 2 and the water faucet attached to the water faucet main body 2 can be controlled. Workability is good when using the water discharged from the discharge pipe 6 separately.

Although specific embodiments have been described above, the present invention is not limited to their appearance and configuration, and various modifications, additions, and deletions are possible without changing the gist of the present invention. For example:

1. In the above embodiment, the faucet 1 is configured as a mixed hot and cold water faucet, but the faucet is not limited to this and may be a faucet that discharges only cold water or only hot water.

2. In the above embodiment, the resin cap member 31 attached to the tip of the callan discharge pipe 6 is provided with the discharge pipe outlet 31b. A discharge port may be provided by bending the pipe.

3. In the above embodiment, the "first thread" and the "second thread" in the claims are formed as male threads, and the "third thread" in the claims are formed as female threads. However, the invention is not limited to this, and the "first thread" and the "second thread" may be formed as female threads, and the "third thread" in the scope of claims may be formed as a male thread.

1 faucet 2 faucet body (main body)
6 Callan discharge pipe (discharge pipe)
21 Callan outlet (faucet outlet)
21a inner diameter portion 21b outer diameter portion 21b1 male screw (first screw)
30 Discharge pipe main body 30a Horizontal portion 30b Elbow portion 30c Nut 31 Cap member 31b Discharge pipe outlet 31b1 Internal diameter portion 31b2 External diameter portion 31b21 External thread (second thread)
40 Cap 41 Large diameter portion 41a Internal thread (third thread)
42 small diameter portion 42a radial wall surface (regulating plate)
42b Circumferential wall surface (current plate)
42c fan-shaped opening 43 cap spout 44 mesh

Claims (1)

a faucet discharge port disposed in a faucet main body, a discharge pipe having one end detachable from the faucet discharge port and having a discharge pipe discharge port provided at the other end, and the faucet discharge port or a cap that can be selectively attached to the discharge pipe discharge port and has functions of rectification and foreign matter removal,
When the discharge pipe is attached to the faucet discharge port, water can be discharged from the discharge pipe discharge port,
When the cap is attached to the faucet discharge port or the discharge pipe discharge port, water can be discharged from the cap,
The faucet is a hot and cold water mixing faucet,
The faucet discharge port is formed in a cylindrical shape provided with a first screw,
The discharge pipe discharge port is formed in a cylindrical shape provided with a second screw,
The cap is formed with a third screw that can be screwed into either the first screw or the second screw,
The cap is integrally formed with a rectifying plate for rectifying and a mesh for removing foreign matter,
The integrally formed is formed by integrally assembling a plurality of members,
The cap is a substantially cylindrical member in which a large-diameter portion and a small-diameter portion are arranged vertically on the same axis. a plurality of fan-shaped openings formed by being surrounded by a direction wall surface and a plurality of circumferential direction wall surfaces extending in a circumferential direction around the axis and in an axial direction;
A water faucet in which the radial wall surface and the circumferential wall surface correspond to the current plate .

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