JP2648564B2 - Shower device for bathtub installation - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shower device for mounting a bathtub.

[0002]

2. Description of the Related Art Conventionally, there is a shower device which is attached to a hot water outlet of a bathtub and can be used as a shower by utilizing water pressure from a water tap.

In this method, a hot water inlet is attached to a hot water outlet of a bathtub by a predetermined means, water is jetted from a hose connected to a water tap to the hot water inlet, and the mixing ratio of hot water and water is adjusted. By adjusting the temperature, hot water of an appropriate temperature is supplied to the shower hose, and shower water is obtained from the tip of the shower hose.

[0004] As a shower device of such a configuration, it is actually open
It is disclosed in published gazettes such as 55-173775 and Japanese Utility Model Laid-Open No. 1-160264.

[0005]

However, in such a conventional shower apparatus, there is an adjusting valve for mixing hot water and water to obtain an appropriate temperature. However, it is difficult to finely adjust the temperature to an appropriate temperature, so that it is comfortable. There is a drawback that it is not possible to perform a shower bath, and if it is not used as a shower, it is necessary to switch to the conventional function of heating bath water in the bathtub, but such a shower and bath heating Since it does not have a switching function, it is necessary to remove the shower device when the bath is heated, and there is a drawback in that the use is complicated.

[0006]

SUMMARY OF THE INVENTION The present invention provides a shower case, which is provided so as to be tightly covered with a hot water outlet of a bath tub, and has a hot water outlet having an opening / closing shutter. In addition to being configured to discharge hot water into the bathtub through the through hole, the shower case houses a narrowed water introduction cylinder that is connected to the water tap via a hose, and the distal end of the water introduction cylinder is An opening is formed in the mixing chamber formed in the shower case, and the mixing chamber is configured to communicate with the shower hose. Further, a hot water introduction window communicating with the inside of the shower case is formed on the peripheral wall of the mixing chamber, and hot water is introduced. It is an object of the present invention to provide a bathtub-mounted shower device in which a window is provided with an opening / closing valve for adjusting an opening degree communicating with the inside of the shower case.

[0007]

According to the present invention, the shower case is attached to the hot water outlet of the bathtub by closely covering it with a predetermined means.

[0008] The base end of the water introduction tube housed in the shower case is connected to a water tap via a water hose, and a shower hose is connected to a mixing chamber formed in the shower case.

In this manner, when taking a shower bath, the shutter for opening and closing the tap hole is closed, and the bath is heated so that hot water flows out of the hot water outlet into the shower case.

On the other hand, water is supplied from a water tap to a water inlet via a water hose. Since the distal end of the water introducing cylinder is narrowed, jet injection by water pressure is generated in the mixing chamber.

In this state, when the opening and closing valve of the mixing chamber is adjusted to open and close, the hot water spouted from the hot water outlet into the shower case is drawn into the mixing chamber by an ejecting action of jet injection, mixed with tap water, and opened and closed. Shower water at a desired temperature adjusted by the valve is obtained via the shower hose.

If the heating capacity of the bath kettle is too large and the mixing ratio of hot water from the hot water outlet to the tap water from the water inlet cylinder is not proper and the kettle sounds, the opening / closing shutter should be opened. Partially open and allow hot water to escape into bathtub.

On the other hand, when the bath water in the bathtub is heated without using the shower, the tap is shut off and the tapping hole is opened by the opening / closing shutter. The water is discharged into the bath water from the taphole through the case.

In this case, since the tap water is not supplied to the water introducing cylinder, the shower function is completely stopped.

[0015]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described in detail with reference to the accompanying drawings. The shower device for mounting a bathtub according to the present invention is mounted on a bathtub M as shown in FIG. As shown in FIG. 9, the shower device A is attached to the hot water outlet m of the bathtub M via the fixture a.

The shower device A is a substantially triangular shower case B which is configured to be tightly covered with the hot water outlet m.
A tapping hole 1 formed in a part of the peripheral side surface of the shower case B; an opening / closing shutter 2 provided in the tapping hole 1 so as to be openable and closable; It is composed of an inlet cylinder 3, a mixing chamber 4 facing the opening of the distal end of the water inlet cylinder 3, a hot water inlet window 5 formed on the peripheral wall of the mixing chamber 4, and an open / close valve 12 provided on the hot water inlet window 5. I have.

As shown in FIGS. 8 and 9, a fixture a for attaching the shower case B to the hot water outlet m is a hook which engages with the base m-1 of the hot water outlet m. a-1 and a fixed ring body a-3 integrally fixed to the claw a-1 with the bolt a-2,
It consists of a fastening body a-4 which is screwed to the fixed ring body a-3.

The shower case B attached to the hot water outlet m by the fitting a is attached in close contact with one side open so as to cover the hot water outlet m. From m, hot water heat-exchanged in a bath kettle (not shown) flows out and is introduced into the shower case B.

A tap hole 1 is formed in a part of a peripheral side surface of the shower case B, and an opening / closing shutter 2 is slidably provided on an outer surface of the hole. It is formed in a substantially L-shaped cross section, and the base end is a tightening body of the fixture a.
It is pivotally supported by a-4 and pivots about the pivot to open and close the tapping hole 1 or adjust the opening of the tapping hole 1.

A water inlet tube 3 is provided upright inside the shower case B, and a base end of the water inlet tube 3 is connected to a water hose n connected to a water tap N.

The distal end of the water introducing cylinder 3 is formed to have a narrowed shape, so that tap water is jetted from the distal end of the water introducing cylinder 3 by the water pressure of the tap water. 3 'is a water introduction cylinder 3
3 shows a stenosis portion. Reference numeral 7 denotes a partition wall protruding from the outer periphery of the water introducing cylinder 3. The partition wall 7 partitions the shower case B into left and right sides, and one of the partitioned hot water spaces 30 has a hot water outlet m.
The bath water communication space 40 is provided with a communication hole 1 ′ formed by cutting out a part of the shower case B. Reference numeral 8 denotes a flange for mounting to the shower case B, and 9 denotes a mounting bolt.

A mixing chamber 4 for mixing hot and cold water is formed in the shower case B. The mixing chamber 4 is formed around the outer periphery of the distal end of the water introducing cylinder 3.

Therefore, the tip of the water introducing cylinder 3 faces the mixing chamber 4.

Further, a hot water introduction window 5 is provided on the peripheral wall of the mixing chamber 4.
The hot water introduction window 5 communicates with the inside of the shower case B, that is, the hot water space 30 and the bath water communication space 40 partitioned by the partition wall 7.

An opening / closing valve 12 slidably and loosely fitted on the inner peripheral surface of the mixing chamber 4 is provided inside the hot water introduction window 5, and an operation knob 13 exposed outside the shower case B is provided at an upper end thereof. Have been.

The opening / closing valve 12 is formed in a semicircular gutter body formed by dividing a cylinder into two parts, and a surface of the hot water space 30 and a bath water communication space 40 are formed by overlapping the gutter part with the hot water introduction window 5. The opening of the hot water introduction window 5 is adjusted.

A shower water supply cylinder 14 is provided in the front end direction of the water introduction cylinder 3, and the lower end opening of the shower water supply cylinder 14 is formed slightly larger than the narrow end of the water introduction cylinder 3. And is facing the mixing chamber 4.

Accordingly, when water is jetted from the constricted portion of the water inlet cylinder 3 at tap pressure, hot water in the shower case filled in the mixing chamber 4 is ejected from the mixing chamber 4 into the shower water pipe 14. And mixed with warm water.

At this time, the amount of hot water entering the mixing chamber 4 can be adjusted by adjusting the degree of opening of the hot water introduction window 5 by the opening / closing valve 12, thereby making it possible to finely adjust the hot and cold water mixing temperature.
Further, the opening and closing valve 12 is provided with a hot water space 30 and a bath water communication space 40.
The degree of opening of each hot water introduction window 5 facing can be adjusted in a balanced manner, and not only hot water but also bath water from the communication hole 1 ′ enters the mixing chamber 4, so that hot water flows out. By mixing the hot water from the outlet m, the bath water from the communication hole 1 'and the tap water from the water inlet tube 3, fine adjustment of the temperature becomes possible.

The upper end of the shower water pipe 14 is configured to be connected to a shower hose C, and a shower tool C-1 is provided at the tip of the shower hose C.

The shower apparatus A configured as described above
Is operated by operating the opening / closing shutter 2 to switch between shower bath and bath water heating. When the shutter 2 is closed, hot water is stored in the shower case B, and tap water is mixed in the mixing chamber 4. It becomes a shower hot water when mixed. Then, by adjusting the opening and closing valve 12, the temperature adjustment is performed by changing the mixing ratio of the hot and cold water.

On the other hand, when the tap is closed and the opening / closing shutter 2 is opened, the hot water is discharged from the tap hole 1 into the bath tub so that the bath water can be heated.

[0033]

According to the present invention, hot water in the shower case can be used for showering or discharged into the bathtub by opening and closing the opening / closing shutter by providing a tapping hole in the shower case. Has the effect of easily switching between the shower function and the bath heating function, and furthermore,
By adjusting the opening degree of the opening / closing valve of the mixing chamber, the mixing ratio between the water from the water inlet cylinder and the hot water in the shower case can be adjusted, so that there is an effect that the appropriate temperature adjustment of the shower water can be finely performed.

[Brief description of the drawings]

FIG. 1 is a front view of the device of the present invention.

FIG. 2 is a side view of the same.

FIG. 3 is a plan view of the same.

FIG. 4 is a front view of the shower in use.

FIG. 5 is a sectional view showing the inside of the device of the present invention.

FIG. 6 is a sectional view taken along line II of FIG. 5;

FIG. 7 is an explanatory view of a cross section of a shower case of the device of the present invention.

FIG. 8 is an exploded explanatory view of the device of the present invention.

FIG. 9 is an explanatory sectional view of the shower device attached to a bathtub.

FIG. 10 is an explanatory diagram showing a use state of the device of the present invention.

[Explanation of symbols]

 Reference Signs List A shower device a fixture B shower case C shower hose M bathtub m hot water outlet m-1 base N water tap n water hose 1 tap hole 2 opening / closing shutter 3 water inlet cylinder 4 mixing chamber 5 hot water inlet window 7 rib 8 Flange 9 Mounting bolt 12 Opening / closing valve 13 Operation knob 14 Shower water bottle

Claims (1)

(57) [Claims] 1. A shower case having a shutter for opening and closing is provided in a shower case configured to be tightly covered with a hot water outlet of a bath tub, and the hot water is supplied from the hot water outlet to the bath tub through the hot water outlet. In addition to being configured to take out hot water, the shower case houses a water-introducing tube having a narrowed end that is connected to a water tap via a hose, and the distal end of the water-introducing tube is a mixing chamber formed in the shower case. And the mixing chamber is configured to communicate with a shower hose. Further, a hot water introduction window communicating with the inside of the shower case is formed on the peripheral wall of the mixing chamber , and the hot water introduction window communicates with the inside of the shower case. A bathtub mounting shower device provided with an open / close valve for adjusting the opening degree.