JPH0634628U - Spout nozzle - Google Patents

Abstract

(57) [Summary] [Purpose] Make sure that only a jet of moderate temperature hits the body of the bather. [Structure] A liquid supplied from a liquid supply unit 1 is ejected from a liquid ejection nozzle 2. The gas supplied from the gas supply unit 3 is mixed into the water jetted from the liquid jet nozzle 2. It is a water discharge nozzle that jets gas-mixed water mixed with gas into a bath 5 from a gas-liquid mixed water jet nozzle 4 arranged in front of the liquid jet nozzle 2. The operation member 6 is installed between the liquid jet nozzle 2 and the gas-liquid mixed water jet nozzle 4. When the temperature of the liquid sent to the gas-liquid mixed water jet nozzle 4 is low, the operation member 6 operates so that the gas-liquid mixed water jet nozzle 4 is directed away from the human body in the bath.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a water discharge nozzle for ejecting bubbly water called jet water in which bubbles are mixed in bath water in a bathtub.

[0002]

[Prior art]

 In recent years, bathtubs equipped with an air bubble generator have become widespread as health-consciousness has increased. Most of them occupy a jet pump as a bubble generating device, which mixes water and air, and vigorously exceeds the water discharge nozzle A provided on the inner wall 5a of the bathtub 5 It is possible to get a massage effect by ejecting bubbly water called jet water inside. As shown in FIG. 5, the liquid ejecting nozzle 2 and the gas-liquid mixed water ejecting nozzle 4 are arranged so as to face each other in the casing 7 as shown in FIG. The air from the gas supply unit 3 is mixed with the air, and the gas-liquid mixed water is jetted from the gas-liquid mixed water jet nozzle 4 into the bath 5 as jet water.

[0003]

[Problems to be solved by the device]

 However, in the conventional example as described above, when jet water is jetted into the bathtub 5 in the winter, the accumulated water having a low temperature and accumulated in the pump and the pipe is discharged from the gas-liquid mixed water jet nozzle 4 into the bathtub. There was a problem in that the accumulated water having a low temperature, which was jetted into the inside of No. 5, hits the body of the bather and feels uncomfortable.

The present invention is intended to solve the above-mentioned problems, and an object of the present invention is to provide a water discharge nozzle that allows only a jet stream of an appropriate temperature to hit the body of a bather.

[0005]

[Means for Solving the Problems]

 In the present invention, in order to achieve the above object, the liquid supplied from the liquid supply unit 1 is ejected from the liquid ejection nozzle 2 and the gas supplied from the gas supply unit 3 is ejected from the liquid ejection nozzle 2. The gas-mixed water mixed with this gas is jetted into the bath 5 from the gas-liquid mixed water jet nozzle 4 arranged in front of the liquid jet nozzle 2 in the water jet nozzle 2. When the temperature of the liquid body sent to the mixed water jet nozzle 4 is low, the operating member 6 for operating the gas / liquid mixed water jet nozzle 4 so as to point it away from the human body during bathing is mixed with the liquid jet nozzle 2. It was installed between the water jet nozzle 4 and the nozzle.

[0006]

[Action]

 However, when the gas-mixed water to be jetted from the liquid jet nozzle 2 into the bath 5 through the gas-liquid mixed water jet nozzle 4 has a low temperature, the operation member 6 is used to set the gas-liquid mixed water. The jet nozzle 4 is directed away from the human body during bathing, and prevents the gas-mixed water having a low temperature from being jetted so as to hit the human body during bathing. When the gas-liquid mixed water sent from the liquid jet nozzle 2 to the gas-liquid mixed water jet nozzle 4 has a proper temperature, the operating member 6 jets the gas-liquid mixed water toward the human body in the bath. As described above, the gas-liquid mixed water jet nozzle 4 is moved, and only the gas-liquid mixed water having an appropriate temperature is jetted toward the bather.

[0007]

【Example】

 Hereinafter, the present invention will be described in detail with reference to the illustrated embodiments. As shown in FIGS. 3 and 4, the water discharge nozzle A is attached to a plurality of locations on the side wall 5a of the bathtub 5, and bubbles of the bath water in the bathtub 5 sucked from the suction port B by the pump device C are mixed. The jetted water is ejected from the water discharge nozzle A into the bathtub 5 again.

As shown in FIG. 1, the water discharge nozzle A is configured such that a liquid injection nozzle 2 and a gas-liquid mixed water injection nozzle 4 are installed inside a casing 7. A mounting portion 8 for mounting the casing 7 to the side wall 5a of the bath 5 is provided at one end of the casing 7, and a liquid supply portion 1 to which the liquid supply pipe a is connected is provided at the other end. A gas supply unit 3 to which a gas supply pipe b is connected is provided in an intermediate portion of the casing 7 so as to be located between the liquid supply unit 1 and the mounting unit 8. The liquid jet nozzle 2 mounted in the casing 7 is arranged in the casing 7 so as to be located between the liquid supply unit 1 and the gas supply unit 3, and the gas-liquid mixed water jet nozzle 4 is arranged in the liquid jet nozzle. It is arranged at the front part of the casing 7 provided with the mounting part 8 so as to be located in front of the second part 2. The liquid jet nozzle 2 has a flange 2b projecting laterally from the outer peripheral surface of the tubular body 2a, and a screw portion 2c is provided below the flange 2b. It is mounted in the casing 7 by being screwed into a screw portion 7a provided near the liquid supply portion 1 therein. The liquid passage 11 provided in the cylindrical body 2a has a small diameter on the tip side, and the liquid ejected from the liquid supply unit 1 through the liquid ejection nozzle 2 toward the gas-liquid mixed water ejection nozzle 4 is The flow velocity is increased at the liquid jet nozzle 2 so that the liquid jet nozzle 4 quickly flows toward the gas-liquid mixed water jet nozzle 4. Here, the gas supply unit 3 to which the gas supply pipe b is connected is located above the liquid jet nozzle 2, and the liquid is jetted from the liquid jet nozzle 2 toward the gas-liquid mixed water jet nozzle 4. And the air from the gas supply unit 3 is sucked and mixed into the liquid by the ejector effect caused by the negative pressure in the lower part of the gas supply unit 3 due to the ejection of the liquid from the liquid injection nozzle 2 and the mixed gas The mixed water is sent toward the gas-liquid mixed water jet nozzle 4, and jet water containing bubbles is jetted from the gas-liquid mixed water jet nozzle 4 into the bath 5. A flange 7b is projected outward at one end of the casing 7 provided with the gas-liquid mixed water jet nozzle 4, and the flange 7b is projected outward and a nut 12 screwed at the tip of the casing 7 is used to form the bath 5 The casing 7 is attached to the side wall by sandwiching the side wall 5a, and the flange 7b and the nut 12 form an attachment portion 8. Here, a packing 13 having a U-shaped cross section is attached to the opening edge of the opening provided on the side wall 5a of the bathtub 5 to which the casing 7 is fixedly connected, and the packing 13 waterproofs the mounting portion. To ensure sex. The gas-liquid mixed water jetting nozzle 4 is provided with a substantially spherical bulging portion 4a at the base portion, and the bulging portion 4a is attached to the casing 7 so as to fit into the fitting recess 14 provided in the casing 7. . An O-ring 16 is provided at the opening edge of the fitting recess 14 by a pressing member 15. The O-ring 16 rotatably holds a spherical bulging portion 4a, and a gas-liquid mixed water jet nozzle. The direction of 4 can be changed freely.

Between the liquid jet nozzle 2 and the gas-liquid mixed water jet nozzle 4, when the temperature of the liquid sent from the liquid jet nozzle 2 to the gas-liquid mixed water jet nozzle 4 is low, the gas-liquid mixed water jet nozzle is present. An operating member 6 is provided for operating the device 4 so that it is directed away from the human body during bathing. As shown in FIG. 2, the operating member 6 is mainly composed of an annular holding member 6a and an operating piece 6c connected to an operating rod 6b protruding from the holding member 6a. The piece 6c is made of a shape memory alloy. The shape memory alloy operation piece 6c is repeatedly deformed / restored by a temperature change, and is deformed so as to expand / contract or stretch when hit by cold water and restored when hit by hot water. The holding member 6a is attached to the rear end of the gas-liquid mixed water jet nozzle 4 as shown in FIG. 1, and the operating rod 6b protruding from the holding member 6a is attached to the axis of the gas-liquid mixed water jet nozzle 4. It is arranged along. One end of the operation piece 6c connected to the operation rod 6b is fixed to the inner surface of the casing 7, and the other end of the operation piece 6c is fixed to the tip of the operation rod 6b. The projecting direction of the nozzle 4 is changed.

When the water from the liquid supply unit 1 is jetted from the liquid jet nozzle 2 toward the gas-liquid mixed water jet nozzle 4, the water is jetted from the liquid jet nozzle 2 and the gas supply unit 3 Air is mixed into the liquid from the above, and jet water containing bubbles is jetted vigorously from the gas-liquid mixed water jet nozzle 4 into the bath 5. Here, when jet water is jetted into the bathtub 5 in the winter, etc., the accumulated water having a low temperature staying in the pump and the pipe is sent from the liquid jet nozzle 2 to the gas-liquid mixed water jet nozzle 4, and the gas-liquid mixture is jetted. Although it will be jetted into the bathtub 5 through the mixed water jet nozzle 4, when water of low temperature is jetted from the liquid jet nozzle 2 toward the gas-liquid mixed water jet nozzle 4, an operation made of a shape memory alloy is performed. The piece 6c is deformed to change the projecting direction of the gas-liquid mixed water jet nozzle 4, and, for example, the gas-liquid mixed water is jetted toward the bottom of the bath 5, so that the gas-liquid mixed water jet nozzle 4 is ejected. It prevents the air bubbles that are ejected from directly hitting the human body while bathing. When the gas-liquid mixed water sent from the liquid jet nozzle 2 to the gas-liquid mixed water jet nozzle 4 has an appropriate temperature, the operation piece 6c made of shape memory alloy is restored to a predetermined shape and the gas-liquid mixed water is restored. The jet nozzle 4 will be placed toward the body while bathing, and the gas-liquid mixed water will be jetted directly toward the human body while bathing, and the bath effect will be given to the bather by the gas-liquid mixed water at an appropriate temperature. Is.

In the illustrated embodiment, the operating member 6 is connected to the annular holding member 6a, the operating rod 6b protruding from the holding member 6a, and the operating rod 6b as shown in FIG. However, the holding piece 6c may be directly attached to the end of the gas-liquid mixed water jet nozzle 4. However, the holding piece 6c is not limited to this. It is a thing.

[0012]

[Effect of device]

 As described above, the present invention operates to direct the gas-liquid mixed water jet nozzle toward the direction away from the human body in the bath when the temperature of the liquid sent from the liquid jet nozzle to the gas-liquid mixed water jet nozzle is low. Since the member is installed between the liquid jet nozzle and the gas-liquid mixed water jet nozzle, if the gas-mixed water that is to be jetted into the bathtub has a low temperature, the operating member can be used to mix the gas-liquid mixture. The water jet nozzle can be operated to prevent low-temperature gas-mixed water from jetting so as to hit the human body while bathing, and it is possible to ensure that only a jet of a suitable temperature hits the body of the bather. Therefore, the bather can comfortably receive the massage effect of the bubbles.

[Brief description of drawings]

FIG. 1 is a sectional view showing an embodiment of the present invention.

FIG. 2 is a perspective view of an operation member.

FIG. 3 is an explanatory diagram illustrating flows of gas and liquid.

FIG. 4 is a perspective view of the above.

FIG. 5 is a cross-sectional view of a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Liquid supply part 2 Liquid injection nozzle 3 Gas supply part 4 Gas-liquid mixed water injection nozzle 5 Bath 6 Operation member

Claims (1)

[Scope of utility model registration request] 1. A gas mixed water in which a liquid supplied from a liquid supply section is jetted from a liquid jet nozzle and a gas supplied from a gas supply section is mixed with jet water from a liquid jet nozzle, and the gas is mixed. In the spouting nozzle that jets into the bath from the gas-liquid mixed water jet nozzle arranged in front of the liquid jet nozzle, when the temperature of the liquid sent from the liquid jet nozzle to the gas-liquid mixed water jet nozzle is low, the gas-liquid mixture is mixed. A water discharge nozzle in which an operating member for operating the water discharge nozzle so as to direct the water discharge nozzle away from a human body in a bath is installed between the liquid injection nozzle and the gas-liquid mixed water discharge nozzle.