JPH0746259Y2 - Arm grip for bathtub and bathtub equipment - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bathtub arm grip and bathtub equipment, and more particularly to a bathtub arm grip and bath equipment suitable for use in a bubble bath.

[0002]

2. Description of the Related Art As is well known, a bubble bath is a bath configured to spray bubble-containing water into the bath.

In many bubble baths, the hot water in the bath is supplied to a bubble jet nozzle by a pump, and the bubble jet nozzle sucks air to jet the bubble-containing water into the bath. This bubble injection nozzle is provided on the bottom surface to the side wall surface of the bathtub.

Instead of sucking air in the bubble jet nozzle, the air may be mixed with hot water by a line mixer or the like upstream of the bubble jet nozzle.

[0005]

The arm grip and the spout may be attached to the bathtub separately, but the possibility of water leakage increases as the number of attachment holes increases.

By the way, in order to obtain a uniform bubble massage effect over the whole body, it is preferable to provide the bubble injection nozzles at as many positions as possible, but in order to attach the bubble injection nozzles, an opening for attachment is formed in the bathtub. It is necessary, and from the viewpoint of waterproofness, it is preferable that the number of attached bubble jet nozzles is small.

The present invention has been made in order to meet such conflicting requirements.

[0008]

A bathtub arm grip according to claim 1, wherein in the bathtub arm grip attached to the bathtub, a water outlet and a water inlet communicably connected to the outlet. And are provided.

According to a second aspect of the present invention, in the bath facility in which the arm grip according to the first aspect is provided in the bathtub, the outlet also serves as a jet of water containing bubbles, and the outlet reaches the outlet. An air intake port that connects the flow path to the outside of the arm grip, and the water supply path and the hot water circulation path in the bathtub are connected to the flow inlet so that the flow path can be switched. It is characterized by.

[0010]

The function of the arm grip for a bathtub according to the present invention is that in addition to the original function of the arm grip, which holds the body by grasping the body when entering or leaving the bathtub, or while in the bathtub,
It also functions as a water spout or a bubble jet nozzle. Therefore, the arm grip can be used as a substitute for the faucet. Further, it is possible to increase the number of bubble jetting points without increasing the number of attached bubble jet nozzles.

In the bathtub according to the second aspect, hot water is introduced into the arm grip, and air is sucked in the arm grip and jetted as water containing bubbles. Also, water can be discharged from the arm grip by switching the flow paths.

[0012]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a plan view of an arm grip used in a bathtub according to an embodiment of the present invention, FIG. 2 is a right side view thereof, FIG. 3 is a rear view thereof, and FIG. 4 is a line 4-4 of FIG. FIG. 5 is a cross-sectional view taken along the line, and FIG. 5 is an explanatory view of a working state of the bathtub arm grip.

The bathtub arm grip 10 is an arm grip body 1 of a size that can be gripped by a bathtub user.
2, a bathtub circulation pipe connection portion 14 and a mounting portion 16 (see FIG. 2) provided on the back surface of the arm grip body 12, an injection nozzle 18 provided on the other side surface of the arm grip body 12, and an arm grip. The main body 12 is provided with an air intake port 20 and the like formed on the upper surface thereof. 16a is a bolt insertion hole formed in the mounting portion 16.

A male screw is engraved on the outer peripheral surface of the bathtub circulation pipe connecting portion 14. An inflow port 22 is bored from the bathtub circulation pipe connecting portion 14. Arm grip body 12
From the side where the injection nozzle 18 is provided, the cavity 2
4 is bored, and the inflow port 22 and the hollow portion 24 are communicated with each other through a communication opening 26 and a Venturi nozzle 28 screwed into the opening 26. The air suction port 20
Communicates the hollow portion 24 with the outside of the arm grip body 12.

A short cylindrical spring retainer 3 is provided in the hollow portion 24.
No. 0 is screwed, and the nozzle presser 32 is screwed on the inner peripheral side of the spring presser 30.

The nozzle retainer 32 has a concave spherical seat 34, and a convex spherical portion 36 provided on the rear side of the injection nozzle 18.
Is slidably in contact with the concave spherical seat 34. The convex sphere 36
The spring 3 in order to urge the
8 are installed. One end of the spring 38 is in contact with the inner surface of the convex spherical portion 36, and the other end thereof is in contact with the inward flange portion 30 a of the spring retainer 30. 30b is a spring retainer 3
It is an opening formed at 0.

In the bathtub arm grip thus constructed, as shown in FIG. 7, the bathtub circulation pipe connecting portion 14 is inserted into the arm grip mounting hole 44 formed in the side wall 42 of the bathtub 40, and The bolt 4 is inserted into the bolt insertion hole 16a of the mounting portion 16 and the bolt insertion hole 46 on the side wall of the bathtub.
8 is inserted, the nut 50 is tightened, and a nut (not shown) is further tightened in the bathtub circulation pipe connecting portion 14, so that the bathtub side wall 42 is fixed.

In the bathtub arm grip 10, the hot water in the bathtub is introduced into the inflow port 22 through the pipe, and the venturi nozzle 28, the cavity portion 24, the opening 30b,
It is ejected through the ejection nozzle 18. Due to the negative pressure generated when the hot water is jetted from the venturi nozzle 28, air is sucked from the air suction port 20 and the jet nozzle 18
The bubble-containing water is sprayed into the bathtub from.

FIG. 6 shows an example of a piping system of a bathtub having the bathtub arm grip 10. As shown in FIG. 6, the hot water in the bathtub 40 is guided to the inflow port 22 of the bathtub arm grip 10 via the water suction port 52, the pipe 54, the circulation pump 56, and the pipes 58 and 60. Another pipe 62 is branched from the pipe 58, and the pipe 62 is a normal bubble injection nozzle 64 attached to the side wall surface of the bathtub 40.
It is connected to the. Reference numeral 66 is a pipe for introducing air into the bubble jet nozzle 64, and 68 is an air suction port.

A three-way valve 70 is provided in the middle of the pipe 60, and hot water from an electric mixing valve 72 (72a is a motor) is a check valve 74, a water injection solenoid valve 76, and a pipe 7.
It can be introduced into the pipe 60 through the line 8. 80 is a unit case containing a pump and a valve, and 82
Is a water supply port, and 84 is a hot water supply port.

When the water injection solenoid valve 76 is opened by connecting the pipes 78 and 60 with the three-way valve 70, the mixed water (hot water) from the mixing valve 72 can be discharged from the nozzle 18 of the arm grip 10. it can. As a result, filling and adding of hot water are performed. In this case, the discharge speed from the Venturi nozzle 28 of the arm grip 10 is low, air is not entrained, and substantially only hot water is discharged.

When the circulation pump 56 is operated by connecting the pipes 58 and 60 with the three-way valve 70, the arm grip 10
A jet of bubbles is jetted from.

In the arm grip for the bathtub shown in this embodiment, the convex sphere portion 36 of the injection nozzle 18 is the nozzle retainer 3
Since it is slidably locked to the second concave ball seat 34, the injection direction of the injection nozzle 18 can be freely changed.
Therefore, the bather's chest, belly, flank, thigh,
The bubble jet can be directed to a desired portion such as a leg.
Further, when the bubbles are jetted downward along the bathtub side wall 42, the bubbles jetted from the arm grip 10 descend along the bathtub side wall 42, and then are inverted at the bathtub bottom part and jetted up from the bathtub bottom part. It is also possible to create different jet morphologies.

In the above embodiment, the arm grip for the bath has an air mixing function, and the air sucked from the air suction port 20 is jetted from the jet nozzle 18 as water containing bubbles. However, in the present invention, The air mixing function may be omitted and only the water may be discharged from the arm grip.

FIG. 7 shows such an arm grip 10A.
4 is a sectional view (corresponding to FIG. 4), which is the same as the arm grip 10 in FIGS. 1 to 5 except that the air suction port 20 is not provided.

FIG. 8 is a system diagram of a bath facility equipped with such an arm grip 10A. The communication between the pipe 58 and the pipe 60 is cut off, and the pipe 60 and the pipe 78 are connected to the two-way valve 8.
It is directly connected with 6. Other configurations are the same as in FIG.

As is apparent from FIG. 8, only the mixed water supplied from the mixing valve 72 is discharged from the arm grip 10A, and the bubble-containing water is not jetted.

In the above embodiment, the arm grip is attached to the inner surface of the long side of the bathtub. However, it is provided at another portion of the inner surface of the bathtub (for example, a corner portion or the inner surface of the short side) or the flange portion of the bathtub. You may be taken.

[0029]

As described above, the arm grip for the bathtub according to the present invention has a function as a water spigot in addition to the original function of the arm grip, and the mounting of the water spout can be omitted. Particularly, in the bathtub facility according to the second aspect, it is possible to fill the water with the arm grip, add the hot water, and eject the bubbles.

[Brief description of drawings]

FIG. 1 is a plan view of an arm grip used in a bath according to an embodiment of the present invention.

FIG. 2 is a right side view of a bathtub arm grip.

FIG. 3 is a rear view of a bathtub arm grip.

FIG. 4 is a sectional view taken along line 4-4 of FIG.

FIG. 5 is a cross-sectional view showing a mounting structure of a bath arm grip.

FIG. 6 is a piping system diagram of bathtub equipment including a bathtub arm grip.

FIG. 7 is a cross-sectional view showing a bath arm grip 10A.

FIG. 8 is a system diagram showing another embodiment of bathtub equipment.

[Explanation of symbols]

 10 Bath Arm Grip 10A Bath Arm Grip 12 Arm Grip Body 14 Bath Circulation Piping Connection 18 Injection Nozzle 20 Air Inlet 22 Inlet 28 Venturi Nozzle 32 Nozzle Press 34 Concave Sphere 36 Convex Sphere 38 Spring 40 Bath 42 Bathtub Side wall 56 Circulation pump 72 Electric mixing valve 76 Water injection solenoid valve

Claims (2)

[Scope of utility model registration request] 1. An arm grip for a bathtub attached to a bathtub, comprising a water outlet and a water inlet communicably connected to the outlet. . 2. A bathtub facility provided with an arm grip according to claim 1 in a bathtub, wherein the outflow port also serves as an injection port of water containing bubbles, and the flow path from the inflow port to the outflow port and the arm grip. An air intake port communicating with the outside is provided, and a water supply system channel and a hot water circulation system channel in the bathtub are connected to the inflow port so that the flow channels can be switched. .