JP2002206263A - Washing faucet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a washing faucet for which the installation of a pedestal can be performed at the top of a washing stand or the like. SOLUTION: In a washing faucet having a pedestal portion 20 to be fixed to a target of attachment such as a washing stand, a pipe attaching member 30 for fixing a water suction pipe at the bottom side of the pedestal, and a gooseneck 10, the pedestal portion is provided with a linking construction for fixing the gooseneck at the outer periphery, it forms a ring-shaped collar 21 linked to an attaching hole provided at the attaching target, and has a cylindrical shape and suspended from the ring-shaped collar portion, a cylindrical member threaded on the outer periphery with a diameter slightly smaller than that of the cylindrical space threaded on the inner cylindrical space is screwed and then a plurality of protruded members are pushed out as a movable member 23, and the pipe attaching member has a threaded portion 31b functioning as the cylindrical member a flange portion 31a connected to the threaded portion and housed in the ring-shaped collar section at the pedestal section, and a coupling portion connected to a water absorbing pile as the features of this washing faucet.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flush faucet provided in a wash basin or the like, and more particularly to a faucet for mounting from above a wash basin or the like.

[0002]

2. Description of the Related Art To attach a flush faucet to, for example, a wash basin, a pedestal is fixed to the wash basin, a water absorption pipe is fixed below the pedestal, and a crane neck is attached above. The work of installing the water suction pipe is performed on the back side of the wash basin, and the mounting of the crane neck is performed on the upper side of the wash basin.

[0003]

Here, there is a crane neck of a one-touch mounting type, and the mounting operation can be easily performed by selecting such a crane. On the other hand, the mounting of the pedestal is usually extremely poor in workability.

[0004] That is, in order to attach the pedestal to, for example, a wash basin, the pedestal is fixed with screws from the back side of the wash basin. Usually, the wash basin is attached to the wall surface, so the back side of the wash basin is a very narrow space and the workability is poor. As a result, it often takes considerable time to fix the screws. In addition, since the work of connecting the water supply pipe to the pedestal is performed, much time is required for the work on the back side of the sink.

The present invention has been made in view of the above points, and has as its object to provide a flush faucet in which a pedestal can be mounted on an upper portion of a wash basin or the like.

[0006]

In order to achieve the above object, the present invention provides a pedestal portion fixed to an object to be mounted such as a wash basin, a pipe mounting member for mounting a water absorbing pipe below the pedestal portion, In the faucet faucet having a crane neck fixed to a pedestal portion, the pedestal portion is provided with a locking structure for fixing the crane neck on an outer periphery and is locked in a mounting hole provided in the mounting target. An annular flange portion, a cylindrical member which is formed in a cylindrical shape, is suspended from the annular flange portion, and has a slightly smaller diameter than the cylindrical space and is threaded to the outer periphery in a cylindrical space threaded to the inner periphery. And a moving member having a plurality of projecting members which are pushed out to the outside when the screw is screwed in. The pipe mounting member includes a threaded portion functioning as the cylindrical member, and the platform connected to the threaded portion. A flange portion which is accommodated in the annular flange portion of the section, and has a coupling portion connected to the suction pipe, it is intended to provide a faucet tap, characterized by.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows the final stage of the operation of mounting a flush faucet according to the present invention, and shows a state in which a crane neck is mounted on a pedestal already mounted on a wash basin. .

That is, the crane neck 10 has a structure in which it is rotated by, for example, about 60 degrees as indicated by an arrow and is fixed to the pedestal by a screwing method. For this purpose, the pedestal 20 is provided with a thread groove on the outer periphery. The pedestal 20 protrudes in the outer peripheral direction when an operation for connecting a water supply pipe is performed from above the basin as described later, and the three protruding members below the pedestal 20 are brought into contact with the mounting holes of the basin. By touching,
The pedestal 20 is fixed to the sink.

At this time, by inserting a fixing pin (not shown) into the fixing pin hole 25, the crane neck 10 and the pedestal 20 can be easily prevented from coming off.

A water supply pipe 30 is fixed to the pedestal 20 in advance, and is inserted through a hole for mounting the pedestal 20 of the washstand when the pedestal 20 is mounted. Then, after the mounting work of the pedestal 20 is completed and before the crane neck 10 is mounted, the lower end of the water supply pipe is connected to the water supply pipe.

FIG. 2 is a view similar to FIG.
FIG. 2 is a side view showing a state of a stage in which the camera is to be mounted on a zero. The insertion opening 12 extending downward from the center position of the flange 11 provided at the lower part of the crane neck 10 is inserted into the center position of the base 20 with respect to the base 20 already attached to the washstand. , And a crane 1
A screw (not shown) provided on the lower inner peripheral portion of the base 0 is rotated and fixed so as to be screwed into a screw groove provided on the outer periphery of the pedestal 20.

Since a water supply pipe 30 is already attached to the pedestal 20, if the lower end (not shown) of the water supply pipe 30 is connected to a water supply pipe, water can be supplied when the crane neck 10 is inserted.

FIG. 3 shows the manner in which the pedestal 20 and the water supply pipe 30 are attached to the sink. First, FIG. 3A shows a stage in which the pedestal 20 is inserted into the mounting hole of the sink. As shown in FIG. 3A, the pedestal 20 has an annular flange portion 21 disposed on the upper surface of the washstand, and a substantially cylindrical movement suspended from the annular flange portion 21 by three suspending members 22. The moving member 23 is provided with three projecting members 24 that are swingably supported by the moving member 23.

To mount the pedestal 20 in the mounting hole of the sink, the moving member 23 is inserted into the mounting hole so that the projecting member 24 is not caught in the mounting hole, and the annular flange portion 21 is mounted on the upper surface of the sink. Lower until contact.

Next, a pipe mounting member 30 to which a water supply pipe is mounted is inserted into holes formed at the center positions of the annular flange portion 21 of the base 20 and the moving member 23. The water supply pipe should have a diameter suitable for passing through the hole. Moving member 23
Are threaded on the inner peripheral surface of the hole and the pipe mounting member 30
Is threadedly engaged with a threaded portion 31b provided on the outer periphery of the.

FIG. 3B shows a stage in which the pipe mounting member 30 is inserted into the moving member 23 to some extent. When the flange portion 31a is rotated in the direction of the arrow shown in FIG.
The projecting member 24 provided on the moving member 23 is pushed outward by the outer periphery of the tube mounting member 30. When the flange portion 31a is further rotated, the moving member 23 moves upward in the drawing while the protruding member 24 is pushed outward.

FIG. 3 (c) shows the stage where the moving member 23 has completely moved, and at this time the pedestal 20 is fixed to the washstand. That is, the pedestal 20 is fixed to the wash basin by the annular flange 21 abutting on the upper surface of the wash basin and the projecting member 24 abutting on the lower surface of the mounting hole. In the final stage of this fixing operation, the direction of the pedestal 20 is checked and tightened with a hexagon wrench. The orientation of the pedestal 20 is selected so that the crane can be properly mounted.

FIG. 4 shows the moving member 23 and the projecting member 24.
The cooperative relationship between the moving member 23 and the threaded portion 31b of the tube mounting member 30 is shown by displaying the moving member 23 in cross section. The protruding member 24 has a fan-like shape in which a main part of the side face is directed upward, and is pivotally supported at a location near the outer periphery of the moving member 23 with a main part of the fan serving as a fulcrum.

As shown in FIG. 4A, the pipe mounting member 30
Before inserting into the hole of the moving member 23, the projecting member 24 can be set in a state where it does not protrude from the outer periphery of the moving member 23. FIG. 4B shows the three protruding members 24 at this time as viewed from below the moving member 23, and the three protruding members 24 can contact each other in the hole of the moving member 23. .

Next, the threaded portion 3 of the pipe mounting member 30
When the screw 1b is screwed into the moving member 23, the projecting member 2
4 cannot enter into the hole of the moving member 23, but is pushed outward and is in a state of projecting outward as shown in FIG. 4 (c).

FIGS. 5A to 5C show the pedestal 20 on the sink.
And the steps of mounting the pipe mounting member 30 are shown step by step. First, FIG. 5A shows a state in which the lower part of the pedestal 20 is inserted into the sink. Next, FIG. 5B shows a state immediately before the tube mounting member 30 to which the flexible tube is mounted is inserted into the hole of the pedestal 20. FIG. 5C shows a state in which the pipe mounting member 30 is tightened by the wrench W at the final stage of mounting the pipe mounting member 30. At this time, after the mark M provided on the pedestal 20 is oriented in a predetermined direction, final tightening with a wrench is performed. This is because the mark M indicates the direction when the crane neck is installed.

FIGS. 6A and 6B show the crane neck 10 after the pedestal 20 and the pipe mounting member 30 are mounted on the washstand.
FIG. 4 shows a state in which a water stop valve provided inside the pipe mounting member 30 is opened at the stage of mounting the pipe.

FIG. 6A shows a stage in which the crane neck 10 has been inserted to some extent into the holes of the pedestal 20 and the pipe mounting member 30, and FIG. 6B shows a state in which the crane has been completely inserted. First, in FIG. 6A, there is a space between the contact surface 11 of the connection fitting of the crane neck 10 and the upper surface of the pedestal 20. At this time, the insertion port 12 of the connection fitting of the crane neck 10 is in the pipe mounting member 30. The contact with the stop valve operating rod 32 starts. In FIG. 6 (b), as a result of the crane neck 10 being completely inserted, the water stop valve operating rod 32 is pushed in by the insertion port 12 of the connection fitting, and the valve body 33 descends. Water can be passed. Thereby, water is discharged from the faucet.

(Modification) In the above embodiment, the crane neck is screwed. However, a bayonet type or the like may be used to insert and rotate.

[0025]

According to the present invention, the pedestal and the pipe mounting member are mounted from above the wash basin as described above. Prevents work and allows quick and easy installation.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram showing a configuration outline of an embodiment of the present invention.

FIG. 2 is an explanatory view showing a state where a crane neck 10 is to be mounted on a pedestal 20 as a side view, similarly to FIG.

3 (a), 3 (b) and 3 (c) are explanatory views showing steps of attaching a pedestal 20 and a water supply pipe 30 to a washstand.

FIGS. 4 (a), (b) and (c) show the moving member 23, the projecting member 24 and the threaded portion 31 of the pipe mounting member 30.
Explanatory drawing which showed the cooperation relationship with b by displaying the moving member 23 in cross section.

5 (a) to 5 (c) are explanatory views showing step by step the work of attaching the pedestal 20 and the pipe attaching member 30 to the wash basin.

FIGS. 6A and 6B are provided inside the pipe mounting member 30 at the stage of mounting the crane neck 10 after the pedestal 20 and the pipe mounting member 30 are mounted on the wash basin. Explanatory drawing which showed the mode that the water stop valve opened.

[Explanation of symbols]

 Reference Signs List 10 faucet 11 flange 12 insertion port 20 pedestal 21 annular flange 22 hanging member 23 moving member 24 projecting member 25 fixing pin hole 30 water supply pipe 31a flange 31b threaded portion 32 water stop valve operating rod 33 valve body M mark W wrench

 ────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Noboru Nakajima 5-27-10 Minamioi, Shinagawa-ku, Tokyo F-term in Uro Electronics Industry Co., Ltd. 2D060 BA03 BC30 BF03

Claims (6)

[Claims] 1. A faucet faucet having a pedestal portion fixed to an object to be mounted such as a washstand, a pipe mounting member for mounting a water absorbing tube below the pedestal portion, and a crane neck fixed to the pedestal portion. The pedestal portion is provided with a locking structure for fixing the crane neck on the outer periphery, and has an annular flange portion which is locked in a mounting hole provided in the mounting target, and a cylindrical shape. A plurality of projecting members that are suspended and are pushed out to the outside when a cylindrical member that is slightly smaller in diameter than the cylindrical space and that is threaded to the outer periphery is screwed into a cylindrical space that is threaded inside. The pipe mounting member has a threaded portion functioning as the cylindrical member, and a flange portion connected to the threaded portion and housed in the annular flange portion of the pedestal portion. And it has a coupling portion connected to the suction pipe, faucet tap, characterized in that. 2. The flush tap according to claim 1, wherein the locking structure is a screw groove for screwing and fixing. 3. The faucet according to claim 2, wherein the screw groove of the pedestal portion is constituted by a plurality of grooves having different groove widths, and is engaged only when the crane neck is screwed in a predetermined direction. Faucet faucet configured to be. 4. The faucet according to claim 1, wherein the protruding member of the pedestal portion has a fan-shaped side surface and is swingably supported around a main portion thereof, and the periphery of the pedestal portion is provided. Faucets that are arranged at equal intervals in the water. 5. The faucet tap according to claim 1, wherein said pipe mounting member has a wrench hole at a center position of said flange portion. 6. The faucet according to claim 1, wherein the pipe mounting member is provided with a water stop valve that is opened near the crane neck insertion portion when the crane neck is inserted.