JPH0748773Y2 - Water faucet - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a faucet.

(Prior Art) Taking a conventional faucet as an example of a single lever type faucet,
Referring to the figure, reference numeral 20 in the figure denotes a main body installed on the counter K, and a water supply pipe 21 and a pair of mounting holes 23, 23 (not shown) for a hot water supply pipe (the figure shows only one). ,
A mounting hole 26 for a water outlet pipe 25 connected to a shower head (not shown) via a shower hose 24 is vertically provided.

On the upper part of the main body 20, by operating the lever 27, the water supply pipe 21
Further, there is provided a valve mechanism 28 capable of adjusting the mixing ratio and the total amount of water and hot water supplied from the hot water supply pipe.
The hot water adjusted by is led to the water outlet pipe 25. In this valve mechanism 28, the position of the sliding body 28a is changed by the horizontal movement and vertical movement of the lever 27, whereby the mixing ratio and the total amount are variable, and its structure is well known, and detailed description thereof is omitted. To do.

In addition, a tubular mounting bracket 29 is provided separately at the bottom of the main body 20, and the water supply pipe 20, the hot water supply pipe and the water outlet pipe 25 are mounted on the mounting bracket 29.
Through the corresponding mounting holes 23, 23 and 26 of the main body 20.

Here, the water supply pipe 21, the hot water supply pipe, and the water discharge pipe 25 are respectively inserted into the mounting holes 23, 23, and 26, and then soldered at the insertion portions, and the water supply pipe 21 is related to the position of the mounting hole 23. As shown in the figure, the main body 20 reaches an annulus by being bent eccentrically at the upper end of the mounting member 29, and this is the same for the hot water supply pipe.

(Problems to be solved by the invention) In the above-mentioned conventional faucet, the entire main body 20 is located on the counter K, and the mounting holes 23, 23 for the water supply pipe 21, the hot water supply pipe and the water discharge pipe 25 are provided.
Since a minimum soldering length of 20 and 26 is required, the height dimension of the main body 20 becomes large and the designability deteriorates.

Further, since the soldering work must be performed between the counter K and the main body 20, the workability is poor, and since the water supply pipe 21 and the hot water supply pipe are eccentric, the soldering work requires precision and the manufacturing cost is high. Had the drawback that

(Means for Solving the Problem) In order to solve the above problems, the faucet of the present invention is a body in which a mounting hole of a water supply pipe or a hot water supply pipe and a mounting hole of a water discharge pipe are vertically penetrated, and A faucet having a valve mechanism arranged at an upper portion for adjusting an inflow amount of water or hot water supplied from the water supply pipe or the hot water supply pipe to the water discharge pipe,
The main body integrally has an extending portion that extends below the faucet mounting surface, and each of the mounting holes includes a connecting hole portion for connecting with the valve mechanism formed in an upper portion of the main body, and mainly the extending portion. And a pipe insertion port formed at the outlet, and the pipe insertion port is arranged eccentrically with respect to the connection hole.

Further, it is preferable that a recess is formed at a lower end of the extending portion of the main body to form a gap between the water supply pipe, the hot water supply pipe, or the water discharge pipe.

(Operation) In the present invention, the insertion port of each pipe is mainly provided in the extending portion extending below the faucet mounting surface, and the height above the faucet mounting surface of the main body is Not affected by length.
For this reason, the soldering work to the insertion port of each pipe can be performed below the faucet mounting surface, and further, each pipe is guided to the main body from the combination of the faucet mounting surface like a conventional mounting fitting. No member is needed.

Furthermore, the pipe insertion port is arranged eccentrically with respect to the connection hole, and by setting the position of the pipe insertion port closer to the center of the main body than the connection hole, the diameter of the extension part can be adjusted. It can be set to a small diameter so that it does not interfere with the installation of the main body to the fixed part such as the counter.

In addition, by providing a recess at the lower end of the extension part so that a gap can be created between the water supply pipe, the hot water supply pipe, or the water discharge pipe, when these pipes are expanded to the outside after soldering, the soldering part Unreasonable force is not applied.

(Embodiment) Next, an embodiment of the present invention will be described with reference to FIG.
And FIG. 2 which shows the bottom view of the main body of a water faucet is demonstrated. The water faucet of the present embodiment has the same structure as the above-mentioned conventional example except for the mounting structure to the main body and its fixing portion, and the same members as those of the conventional art are designated by the same reference numerals and the description thereof will be omitted. .

The body 1 of the water faucet shown in FIG. 1 integrally includes a large-diameter portion 1a and a small-diameter extending portion 1b extending below the large-diameter portion 1a.

The extension portion 1b is inserted into the mounting hole K ₁ counter K as shown, in the mounted state, the lower surface of the counter K K ₂
It extends below. Counter K at extension 1b
The pedestal 2 that is locked to the upper surface, that is, the faucet mounting surface K ₃ , and the packing 3 and the washer 4 that are in contact with the lower surface K ₂ are inserted. A male screw 6 with which a nut 5 is screwed is formed on the outer peripheral surface of the extending portion 1b. By tightening the nut 5, the pedestal 2, the packing 3 and the washer 4 are attached to the faucet of the counter K, respectively. crimp on a surface K ₃ and the lower surface K _2, the body 1 is adapted to be secured to the counter K in a state where the large diameter portion 1a as shown is positioned on the faucet mounting surface K _3.

In the main body 1, mounting holes 7, 8 and 9 for a water supply pipe 21, a hot water supply pipe and a water discharge pipe 25 (not shown) are vertically provided. The mounting holes 7, 8 and 9 are connected holes 7a, 8a and 9a to the valve mechanism 28 formed in the large diameter portion 1a, and the corresponding water supply pipe 21, hot water supply pipe and outlet formed in the extension portion 1b. It has pipe insertion ports 7b, 8b and 9b for the water pipe 25, respectively (see FIG. 2).

As shown in FIG. 2, the pipe insertion ports 7b, 8b and 9b are connected to the connecting hole 7
a, 8a and 9a are arranged eccentrically toward the center side of the extending portion 1b, are continuous with these at the upper end portion, the water and hot water supplied from the water supply pipe 21 and hot water supply pipe not shown While changing the direction as shown by the arrow in FIG. 1, it reaches the valve mechanism 28 and further flows into the water outlet pipe 25.

Here, the water supply pipe 21, the hot water supply pipe, and the water discharge pipe 25 are inserted into the corresponding pipe insertion ports 7b, 8b, and 9b from below to almost the middle positions thereof, and are fixed by soldering.

Further, an annular projection 11 that forms a recess 10 is provided on the outer periphery of the lower end of the extension 1b of the main body 1 with an appropriate length, and the inner peripheral surface of this projection 11 is shown in FIG. Pipe outlets 7b, 8 as shown
It is located with a proper gap between b and 9b.

In the main body 1 of the faucet of the present embodiment, since the faucet mounting surface K ₃ above predetermined requires long tube outlet 7b for soldering, 8b and 9b is not located, the large diameter portion 1a Can be set to a shorter length, which reduces the height from the mounting surface K _{3 of the} main body 1,
It looks good. Further, since the extending portion 1b extends below the counter K, the water supply pipe 21, the hot water supply pipe and the water discharge pipe 25 are provided.
The structure for simplifying the structure is eliminated because the member for guiding the lower part of the counter K to the main body 1 is not required. Further, the workability of the soldering work is improved because the soldering work can be performed under the counter K.

Further, since the pipe insertion ports 7b, 8b and 9b are eccentrically arranged on the center side of the main body 1 with respect to the connection hole portions 7a, 8a and 9a, the extension portions
The diameter of 1b is small, so it looks good and is easy to attach to the counter K.

Further, since the recess 10 is formed at the lower end of the extending portion 1b, the protrusion 11 when the water supply pipe 21, the hot water supply pipe and the water discharge pipe 25 are expanded to the outside.
Serves as a guide to prevent sharp bends and prevent solder removal.

(Effects of the Invention) The faucet of the present invention comprises a main body having a mounting hole for a water supply pipe or a hot water supply pipe and a mounting hole for a water discharge pipe penetrating vertically, and the water supply pipe or the hot water supply device disposed above the main body. A faucet having a valve mechanism for adjusting an inflow amount of water or hot water supplied from a pipe into the water discharge pipe, wherein the main body integrally has an extension portion extending below a water faucet mounting surface. Each of the mounting holes has a connecting hole portion formed in the upper portion of the main body with the valve mechanism, and a pipe insertion opening formed mainly in the extension portion. By arranging eccentrically with respect to the connection hole, the height above the faucet mounting surface of the main body can be reduced, so that the design is improved. Further, since the soldering work can be performed below the faucet mounting surface, the workability of the soldering work is improved, and further, since the member for guiding the pipe such as the water supply pipe is not required, the structure is simplified, Manufacturing cost is reduced. In addition, the extension part can be made small in diameter by arranging the pipe insertion port of the water supply pipe, etc. eccentrically with respect to the connection hole part, which has the advantage of improving the design and mounting property to the installation part. Have.

Further, in the invention of claim 2 of the present invention, since the lower end of the extending portion of the main body is provided with a recess for forming a gap between the water supply pipe or the hot water supply pipe or the water discharge pipe, the above effect In addition, there is an advantage that it is possible to prevent removal of solder when the pipe is bent and expanded.

[Brief description of drawings]

1 and 2 show an embodiment of the present invention. FIG. 1 is a sectional view of the faucet, FIG. 2 is a bottom view of the body of the faucet shown in FIG. 1, and FIG. FIG. 4 is a cross-sectional view of a conventional water faucet. 1 …… Main body, 1b …… Extended part 7,8,9 …… Mounting hole 7a, 8a, 9a …… Connection hole 7b, 8b, 9b …… Pipe insertion port 10 …… Recessed part, 21 …… Water supply Pipe 25 …… Outlet pipe, 28 …… Valve mechanism K ₃ …… Water faucet mounting surface

Claims (2)

[Scope of utility model registration request] 1. A main body having a mounting hole for a water supply pipe or a hot water supply pipe and a mounting hole for a water supply pipe penetrating in the vertical direction, and water supplied from the water supply pipe or the hot water supply pipe disposed above the main body. A faucet having a valve mechanism for adjusting an inflow amount of hot water into the water discharge pipe, wherein the main body integrally has an extending portion extending below a faucet mounting surface, and each of the mounting holes Has a connection hole portion formed in the upper portion of the main body with the valve mechanism, and a pipe insertion opening mainly formed in the extension portion, and the pipe insertion opening with respect to the connection hole portion. A faucet characterized by being arranged eccentrically arbitrarily. 2. The recess according to claim 1, wherein a lower end of the extending portion of the main body is provided with a recess that forms a gap with the water supply pipe or the hot water supply pipe or the water discharge pipe. Water faucet.