JP2002085276A - Bathtub connecting device for bubbling device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a bathtub-connecting device for a bubbling bathtub device which prevents operation with a pump biting air, by comparatively simple constitution. SOLUTION: The bathtub-connecting device for the bubbling bathtub device having a metallic net part 13 for sucking hot water in a bathtub has the structure of extending the lower part of a suction port cover 14 downward and the constitution of arranging the part 13 at a position for avoiding appearing onto the surface of the cover 14 to prevent hot water containing bubbles from entering the inside of the pump easily, thereby operation with the pump biting air is prevented.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connection device for connecting an air bubble generator for generating air bubbles in a bathtub of a bubble bath device to the bathtub.

[0002]

2. Description of the Related Art In recent years, comfort in bathing has been demanded, and a bubble generating device for generating bubbles in a bathtub has been used. The bubble generating device sucks hot water in a bathtub into a pump and discharges hot water from the pump into the bathtub together with air. The bathtub requires a suction port and a discharge port.

Conventionally, the suction port and the discharge port are provided separately. However, recently, the suction port and the discharge port have been reduced in order to save construction and space.
It has also been used as a discharge port.

[0004] Hereinafter, a conventional bathtub connecting device of the bubble generator will be described with reference to FIG. FIG. 2A is a cross-sectional view of a bathtub connection device of a conventional bubble generation device.
(B) is a front view of the bathtub connection apparatus of the bubble generator.

As shown in FIG. 2, a conventional bathtub connecting device for an air bubble generating device includes a main body housing 2 of a connecting device provided through a bath wall 1 of the bathtub, and a main body housing 2 connected to the bath wall 1.
Body housing 2 inside the tank wall 1
A flange 3 for tightening screws, a packing A4 between the main body housing 2 and the outside of the tank wall 1 for preventing water leakage, and a water leakage prevention between the flange 3 and the inside of the tank wall 1. B5, a washer 6 for preventing friction with the packing B5 when the flange 3 is fastened to the main body housing 2, a nozzle 7 for tightening screws inside the main body housing 2 for mixing air and water, A guide 9 provided in the main body housing 2 with an O-ring A8 interposed therebetween for returning mixed air and hot water to a bathtub, and a guide 9 provided at a distal end portion of the guide 9 for mixing air and hot water mixed in the bathtub. A spout 10 to be returned, a ring 11 for fixing the spout 10 to the guide 9 by screwing, a spout 10 and a ring 11
And an O-ring B12 for changing the direction of the jet port 10 and a wire netting 13, and a suction port cover for hot and cold water suction for fixing the guide 9 and the jet port 10. 14 is provided.

The main body housing 2 has a water supply port 1 for supplying hot water to the pump at a portion protruding outside the tank wall 1.
5 and a water supply port 16 from which hot water returns from the pump. In addition, the main body housing 2 includes an air intake 17 for taking in air.

Next, a bath tub connecting device of the conventional bubble generating device will be described with reference to FIG. FIG.
As shown in the block diagram of the bubble bath apparatus, the bubble generator faces the ejection port 10 of the connecting device 18 (FIG. 2) in the bath, and the pump 19 connects the suction pipe 20 and the discharge pipe 21 outside the bath. It is connected to the connection device 18 through the connection.

The flow of hot water in the bubble generating apparatus will be described. When the pump 19 is operated, hot water in the bathtub passes through the wire netting portion 13 of the hot water inlet cover 14 and through the water inlet 15 through the suction pipe 20. Pump 19
Get in. The hot and cold water that has entered the pump 19 returns to the water supply port 16 of the connection device 18 through the discharge pipe 21. The returned hot water is jetted into the bathtub through the nozzle 7, the guide 9, and the jet port 10. At that time, when passing through the nozzle 7,
The air sucked in from the air inlet 17 mixes with the hot water and becomes hot water containing air, and bubbles are generated in the hot water in the bathtub.

[0009]

In the circulation of the hot water, bubbles ejected by a person taking a bath return to the surface of the suction port cover 14 due to a change in the flow of the water flow. Hot water containing air bubbles easily enters the pump 19 through the water supply port 15 through the suction pipe 20 through the wire netting portion 13 for sucking hot water on the surface.
However, there was a problem in that the operation was caused by the air being caught in the pump 19 and the pump 19 was adversely affected.

[0010] Further, the operation in which the air is caught in the pump 19 applies a load to the components provided in the pump 19, and may cause an early failure or the like.

SUMMARY OF THE INVENTION An object of the present invention is to provide a bath tub connecting device for a bubble bath tub device, which has a relatively simple structure and prevents an operation in which a pump is caught by air.

[0012]

SUMMARY OF THE INVENTION In order to achieve the above object, the present invention provides a method for extending a lower portion of a suction port cover in a downward direction and a position at which a wire mesh for sucking hot water is not exposed on the surface of the suction port cover. The bath tub connecting device of the bubble generating device having the structure provided in the above.

According to the present invention, it is possible to provide a bath tub connecting device of a bubble generating device in a bubble bath device capable of preventing an operation in which a pump is caught with air.

[0014]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is characterized in that a suction port cover having a wire netting portion for sucking hot water from a bathtub, a water outlet for feeding hot water to a pump, and hot water returning from the pump. A bathtub in a bubble bath device consisting of an incoming water supply port, a nozzle for mixing hot water and air, a check valve for taking in air, and a guide / spout for jetting hot and cold water into the bathtub. A connection device, which is a bathtub connection device of a bubble generating device in which a lower portion of a suction port cover having a wire netting portion for sucking hot water is elongated in a downward direction. Due to the change, the pump returns to the surface of the suction port cover, and hot water containing air bubbles easily enters the pump, thereby preventing the pump from being operated with air.

The second aspect of the present invention is the first aspect.
In the bathtub connection device of the bubble generation device described in the above, the wire mesh portion for suctioning hot and cold water of the suction port cover is provided at a position not to be exposed on the outer surface of the suction port cover, so that a person can take a bath. As a result, the ejected bubbles return to the suction port cover surface due to the change in the flow of the water flow, and the pump containing air bubbles easily enters the pump into the pump, and the pump is more reliably operated with the air caught. It has the effect of preventing.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

(Embodiment 1) FIG. 1 (a) is a cross-sectional view of a bathtub connection device of an air bubble generator according to Embodiment 1 of the present invention.
FIG. 1B is a front view of the connection device. In the drawings, members corresponding to members of the bathtub connection device of the bubble generator described in the related art are denoted by the same reference numerals as those in the related art.

In FIG. 1, reference numeral 1 denotes a tub wall of a bathtub, 2 denotes a main housing of a connecting device, and 3 denotes a flange for fastening a screw inside the tub wall 1 to fix the main housing 2 to the tub wall 1 of the bathtub. Reference numeral 4 denotes a packing A for preventing water leakage inserted between the main body housing 2 and the tank wall 1;
A packing B, 6 for preventing water leakage, which is inserted between the tank and the tank wall 1, is a washer for preventing friction with the packing B when tightening the flange 3, and 7 mixes air and water into the main body housing 2. 9 is a guide with an O-ring A8 for returning mixed air and hot water to the bathtub, and 10 is a jet port 10 and 11 for returning the mixed air and hot water to the bathtub. A ring 14 for screwing the guide 9 to fix the outlet, an O-ring B12 between the ring 11 for changing the direction of the outlet 10 and an O-ring B12 for fixing the guide 9 and the outlet 10 This is a suction port cover having a wire netting portion 13 for suctioning hot and cold water, and these are configured in the same manner as the above-mentioned conventional technology. The main body housing 2 also has a water supply port 15 for supplying hot water to the pump, a water supply port 16 for returning hot water from the pump, and an air intake 17 for taking in air in the same manner as in the above-mentioned conventional technology. Also, the flow of hot and cold water is the same as that described in the related art.

The air bubble generator and the bathtub connecting device according to the first embodiment are characterized by a structure in which the lower portion of the suction port cover 14 is elongated downward, and a wire mesh portion 13 for sucking hot and cold water inside the suction port cover 14. That is, the metal net 13 for hot and cold water suction is not located on the surface of the suction port cover 14.

In the bath tub connecting device of the bubble generating device having such a configuration, in the circulation of hot and cold water, the bubbles ejected when a person takes a bath return to the surface of the inlet cover 14 due to a change in the flow of the water flow. Even in this case, by making the lower portion of the suction port cover 14 downward, the hot water containing air bubbles tends to rise above the surface of the bathtub water, so that it is difficult to suck hot water containing air bubbles. Further, since there is no wire net 13 on the outer surface of the inlet cover 14 for sucking hot water, it is not possible to directly suck hot water containing air bubbles from the outer surface of the inlet cover 14.

Due to such an effect, the hot water containing air bubbles hardly enters the pump 19, and the pump 19 does not operate in a state where air is caught in the pump 19, but adversely affects the pump 19, that is, the pump 19 has a problem. Can be solved.

[0022]

As is apparent from the above description, the present invention has a relatively simple structure, and it is difficult for hot and cold water containing air to enter the pump. It is possible to provide a bathtub connection device for a bubble generator that does not adversely affect the pump.

[Brief description of the drawings]

FIG. 1 (a) is a cross-sectional view of a bathtub connection device of a bubble generator according to Embodiment 1 of the present invention. (B) is a front view of the connection device.

FIG. 2A is a cross-sectional view of a bathtub connection device of a conventional bubble generation device. FIG. 2B is a front view of a bathtub connection device of the bubble generation device.

FIG. 3 is a configuration diagram of a bubble bath apparatus.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Tank wall 2 Main body housing 3 Flange 4 Packing A 5 Packing B 6 Washer 7 Nozzle 8 O-ring A 9 Guide 10 Spout port 11 Ring 12 O-ring B 13 Wire netting 14 Suction port cover 15 Water supply port 16 Water supply port 17 Air intake 18 connecting device 19 pump 20 suction pipe 21 discharge pipe

 ────────────────────────────────────────────────── ─── Continuing on the front page (72) Inventor ▲ Taka ▼ Yasushi Hara 1006 Odakadoma, Kadoma City, Osaka Prefecture Matsushita Electric Industrial Co., Ltd. F-term (reference) 2D005 FA00 3L037 DA02 DB07 DB10 4C074 LL07 MM04 NN01 QQ01

Claims (2)

[Claims] An inlet cover having a wire mesh for sucking hot water from a bathtub, a water inlet for feeding hot water to a pump, a water inlet for returning hot water from the pump, and a nozzle for mixing hot water and air. And a check valve unit for taking in air, and a bathtub connection device in a bubble bath device configured with a guide / spout port for jetting hot water mixed with air into the bathtub, wherein the wire netting portion for sucking hot water is provided. A bathtub connection device for a bubble generator, wherein a lower portion of a suction port cover having the same is elongated downward. 2. A metal net for suctioning hot and cold water of a suction port cover,
The bathtub connection device for an air bubble generating device according to claim 1, wherein the device is provided at a position not to be exposed on the outer surface of the suction port cover.