JPH0612778Y2 - Air supply unit for bubble bath - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bubble bath air supply unit for continuously ejecting a large number of bubbles into a bathtub to bring the bath bath into a bubble bath state. By making it possible to create a bubble bath inside the bathtub simply by connecting to the water passage of the bath device, this makes it possible to compare the parts that make up the air supply unit into the body of the bath device separately. The workability is improved.

[0002]

2. Description of the Related Art Recently, a bubble bath in which a bather's body is stimulated by bubbles continuously supplied into the bathtub to promote its health has become widely known. As the above-mentioned bubble bath, for example, there is one shown in FIG. 7, and a pump is provided in the water passage (3) formed so as to circulate between the reheating heat exchanger (2) and the bathtub (1) of the bath device (A). (P) is provided. An orifice (41) is formed in the water passage on the downstream side of the pump (P), and a supply pipe (42) that branches from the orifice (41) and communicates with the atmosphere is supplied. An air valve (43) is provided. The air supply valve (43), the pump (P), etc. are controlled by a control circuit (5) incorporating a microcomputer (hereinafter abbreviated as "microcomputer"). A bubble bath switch (51), a reheating switch (59), etc. arranged on the wall surface of the bathroom are connected to 5).

In this device, when the bubble bath switch (51) is turned on, the pump (P) is operated and the air supply valve (4) is activated.
3) opens. Then, due to the ejector effect of the water flow passing through the orifice (41) portion, the outside air is sucked from the atmosphere open end of the air supply pipe (42) via the air supply valve (43) in the open state, and this is changed to the bathtub ( It is mixed as bubbles in the water flowing to the 1) side. As a result, bubbles are continuously ejected into the bathtub (1), and the bathtub (1) is in a bubble bath state.

However, in the above-mentioned conventional one, the air supply pipe (42) and the air supply valve (43) for sucking the air for the bubble bath are used.
There was a problem that it took a lot of time to install the. This is because, in the above-mentioned conventional one, it is necessary to individually incorporate each part of the air supply pipe (42) and the air supply valve (43) into the bath device (A).

The bath device (A) includes not only the heat exchanger (2) for reheating and the pump (P), but also a number of parts such as a water valve (not shown), various safety devices, and a control device. In addition, these parts are often arranged in close proximity to each other due to the demand for miniaturization of the bath device (A). Therefore, the air supply pipe (42) required for the air bubble supply
When assembling not only the air supply valve (43) and the accessories (not shown) into the bath device (A), but also the assembling work in a narrow work space near the above-mentioned many densely arranged parts. It is necessary not only to carry out the above-mentioned work, but also to carry out the assembling work for each of the parts such as the air supply pipe (2) and the intake valve (43), and the work efficiency decreases as the number of assembling works increases. To do. The present invention has been made in view of the above points, and an object thereof is to make it possible to easily perform an assembling work of each component necessary for bringing the inside of the bathtub (1) into a bubble bath state.

[0006]

[Technical Means] A technical means of the present invention for solving the above-mentioned problem is to provide a "substantially L-shaped air supply connected from an air supply port (61) at an upstream end to a discharge port (62) at a downstream end. A solenoid valve of a lift valve type which opens and closes the valve body (64) having a passage formed therein and the air supply passage (63) and which is moved toward and away from the valve seat opening (65) located at the L-shaped bent portion. (66) and the valve body (6
4) a rectangular casing (67) which entirely encloses and accommodates the valve body (64) and the solenoid valve (66) in a manner to expose the air supply port (61) and the discharge port (62). A rubber cover (7) open downwards attached to the air supply port (61) of the valve body (64) exposed from the casing (67).
And a pipe connection pipe (8) connected to the discharge port (62) of the valve body (64) exposed from the casing (67).

[0007]

The above technical means operates as follows. Each component as each component of the above-mentioned technical means is separately assembled outside the bath apparatus (A) incorporating the reheating heat exchanger (2) and the like, whereby the bubble bath of the present invention is assembled. The air supply unit is independently formed. As a result, it is not necessary to individually incorporate each of the components constituting the present invention in the bath device (A) in which the heat exchangers (2) for reheating are densely arranged.

Next, the work of connecting the bubble bath air supply unit to the bath water passage will be described. The air supply unit for a bubble bath according to the present invention is arranged and fixed inside the bath apparatus (A) or outside the bath apparatus (A) (for example, outside wall of the bathroom). In this case, since the main parts such as the solenoid valve (66) are surrounded by the rectangular casing (67), there is no fear that the work tool or the like directly collides with the main parts such as the solenoid valve (66). These will be protected from external forces, wind and rain.

Next, a separately prepared piping pipe is connected to the piping connection pipe (8) arranged at the upstream end of the air supply passage (63) formed in the valve body (64), and the piping pipe is connected. When the water passage (3) connected to the bathtub (1) is connected in the same manner as the conventional one described above, the installation work of the air supply unit for the bubble bath of the present invention is completed.

When the inside of the bathtub (1) is set to the bubble bath state, electromagnetic waves are generated when the inside of the water passage (3) to the bathtub (1) is in the water-passing state as in the above-mentioned conventional one. Valve (68)
Open the valve. Then, the valve body (64) communicates with the air supply passage that connects the air supply port (61) at the upstream end to the pipe connection pipe (8) at the downstream end, and further connects the air supply passage and the bathtub (1). The water passage (3) communicates with the water pipe (3) through the pipe for connecting the both. As a result, the water passage (3)
By communicating with the atmosphere through the air supply unit of the present invention, a large number of air bubbles are sucked into the bathtub (1) from the water passage (3) and the inside of the bathtub (1) becomes the same as the conventional one. It becomes a bubble bath state.

[0011]

[Effect] The present invention has the following unique effects. Bathtub (1)
Since it is not necessary to individually install a plurality of parts necessary for supplying air bubbles to the bath device (A), it is necessary to repeat the work of assembling each of these parts into the bath device (A) that is as narrow as the number of parts. The workability is improved as compared with the above-mentioned conventional one which must be done. Further, since the air supply port (61) is covered with the rubber cover (7) which is opened downward, the invasion of rainwater and the like into the air supply passage is surely blocked, and the ventilation filter (5) in the air supply passage is provided.
5) is properly protected from rainwater.

[0012]

【Example】

Next, the embodiments of the present invention described above will be described in detail with reference to the drawings. As shown in FIG. 1, an L-shaped air supply passage (63) is formed in the valve body (64), and a cylindrical body (69) is formed in the L-shaped bent portion of the air supply passage (63). ) Is projected. An electromagnetic valve (66) that opens and closes the tip of the cylindrical body (69) is provided, and the electromagnetic valve (66) is composed of a lift valve (68) and an electromagnetic coil (52) as a driving source thereof. Has been done.

A pipe connecting pipe (8) is connected to an end of the cylindrical body (69) opposite to the lift valve (68), and a circuit upstream of the lift valve (68) is connected. The enlarged vacant chamber (54) is formed and the enlarged vacant chamber (54) is formed.
A ventilation filter (55) is loaded therein. Further, a fitting hole (74) formed in the side wall of the rubber cover (7) is externally fitted and connected to a tip end portion of the enlarged empty chamber (54) on the intake side.

Each of the above parts has a rectangular casing (67) except for the rubber cover (7) and the pipe connecting pipe (8).
The valve body (64) in this state while being loaded inside
Are fixed to the casing (67) with screws (71) (71). Further, a through hole (75) is formed in the bottom wall of the casing (67) so that the lead wire (60) of the electromagnetic coil (52) can be connected through the through hole (75). Has become. Further, one surface of the casing (67) is covered with a rectangular mounting plate (57), and the mounting plate (57) has a bending piece (73) that abuts the casing (67) from above and below. (73) is formed,
The bent pieces (73) (73) and the casing (67) are fixed by screws (72) (72) (see FIGS. 1 and 2). Further, the mounting plate (57) is provided with a through hole (58) necessary for fixing it to the outer wall of the bathroom or the like. The bubble bath air supply unit (B) is attached to the outer wall of the bathroom when the remote operation device for the bath is installed, as shown in FIGS. 3 and 4, for example.

One end of a wiring pipe (78) externally fitted to a wiring (77) drawn from the rear surface of the remote control device (76) is screwed and fixed to the remote control device (76).
The other end of the wiring pipe (78) is exposed to the outside through a wall hole (79) penetrating the wall body (D) of the bathroom, and a foam bath supply is provided to the outdoor exposed portion of the wiring pipe (78). The through hole (58) of the holding plate (57) for the air unit (B) is externally mounted,
Furthermore, the outer surface of the holding plate (87) and the tightening nut (8)
Tighten and fix in 8). As a result, the installation work of the bubble bath air supply unit (B) and the remote control device (76) is completed. Then, the pipe (47) connected to the pipe connecting pipe (8) of the bubble bath air supply unit (B) is provided with the orifice () of the branch joint (4) arranged in the water passage (3) as shown in FIG. 41) Connect to part.

Next, a water circuit for connecting the bubble bath air supply unit (B), the bathtub (1) and the bath device (A) is formed as shown in FIG. In the water passage (3) of the bath device (A), the heat exchanger for reheating (2) is arranged as in the conventional one described above, and the heat exchanger for reheating (2) is A pump (P) is provided on the upstream side, and a water level sensor (3
5) are arranged respectively. A hot water supply circuit (15) drawn from a hot water supply heat exchanger (14) is connected to the upstream side of the pump (P), and the hot water supply circuit (15) is also connected.
A hot water filling valve (16) and a backflow preventive device (17) on the downstream side of the hot water filling valve (16) are provided in this. Furthermore, the bath device (A)
Is controlled by a control circuit (5) incorporating a microcomputer. The control circuit (5) includes a hot water temperature setting device (50) for setting the temperature in the bathtub (1), A bubble bath switch (51), an additional heating switch (59) and a water filling switch (53) are connected. These switches and the like are integrated as a remote control device (76) and are arranged on the wall surface of the bathroom (C).

A control program as shown in the flowchart of FIG. 6 is stored in the microcomputer in the control circuit (5) for controlling the bath device (A) and the bubble bath air supply unit (B). The operation of the illustrated embodiment is shown in FIG.
Follow the instructions below. ． First, the bubble bath switch (5
1), reheating switch (59) and water filling switch (5)
A drawing code (9) for monitoring which of 3) has been operated.
The step 1) is executed. ． Next, when it is confirmed that the bubble bath switch (51) is operated in the above process, the bubble bath electromagnetic valve (66) including the electromagnetic coil (52) and the lift valve (68) is opened, and the pump is activated. (P)
Is driven (see step (92)). Then, due to the ejector effect generated in the orifice (41) portion of the branch joint (4) provided in the water passage (3), the air sucked from the bubble bath air supply unit (B) to the bathtub (1). It is mixed in the water supply of and becomes a bubble bath state.

.. Next, in this embodiment, the state of the bubble bath is continued for 15 minutes, and the bubble bath switch (51) is used while the time elapses or the bubble bath is in use.
When is turned off, the electromagnetic valve (66) for air supply of the bubble bath air supply unit (B) is closed. And
Since the suctioned air from the air supply pipe (42) may be supplied to the bathtub (1) and the temperature inside the bathtub (1) may drop, the reheating burner (20) is burned. That is,
The gas valve (21) inserted in the gas circuit to the reburning burner (20) is opened (see step (93) in the drawing).

.. Next, by the above-mentioned reheating, the bathtub (1)
Whether or not the internal temperature has become equal to the set temperature of the hot water temperature setting device (50) is determined by the output of the water temperature sensor (23), and the bath temperature is increased to the set temperature of the hot water temperature setting device (50). When heated, the reburning burner (20) is kept in a fire extinguishing state and the pump (P) is stopped (see step of drawing reference numeral (94)). After that, the instrument control is returned to the first step of the above "".

[0020]. Next, the reheating operation will be described. When the operation of the reheating switch (59) is confirmed when the step “” is executed, the pump (P) is driven and the reburning burner (20) is operated. ) (See step (95)). Then, after that, the appliance control is transferred to the step of the drawing code (94) described in "", and the heating in the bathtub (1) is performed.

[0021]. Finally, the operation of filling the bathtub (1) will be described. When the operation of the filling switch (53) is confirmed when the above-mentioned step "" is executed, the step shown at the right end of FIG. Instrument operation is transferred. Then, the water filling valve (16) is opened and the hot water supply burner (18) is burned (the gas valve (19) is opened) to start the water filling operation to the bathtub (1) (step indicated by reference numeral (96) in the drawing). reference). When the water level sensor (35) detects that the water level in the bathtub has reached the target water level, the water filling valve (16) is closed and the hot water supply burner (18) is extinguished to terminate the water filling operation ( (See steps 97) (98).

In the above embodiment, the bubble bath switch (5
Although the solenoid valve (66) of the bubble bath air supply unit (B) is automatically opened when 1) is operated, the bubble bath air supply unit (B) is located in the bathroom (C). Alternatively, the bubble bath air supply unit (B) may be manually opened when the pump (P) is driven by turning on the bubble bath switch (51). Further, in the above-mentioned embodiment, the bubble bath air supply unit (B) is attached to the bathroom wall surface, but it may be connected and fixed to the water passage in the appliance body as shown by the dotted line in the lower part of FIG. .

[Brief description of drawings]

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

FIG. 2 is a plan view of an embodiment of the present invention.

FIG. 3 is a perspective view showing an arrangement work of (B).

FIG. 4 is a sectional view showing a disposition state of (B).

FIG. 5 is an explanatory view of a water circuit or the like connecting the bath device (A) and the bathtub (1).

FIG. 6 is a flowchart showing an instrument control operation.

FIG. 7 is an explanatory diagram of a conventional example.

[Explanation of sign]

 (7) ・ ・ ・ Rubber cover (61) ・ ・ ・ Air supply port (62) ・ ・ ・ Discharge port (63) ・ ・ ・ Air supply path (64) ・ ・ ・ Housing

Claims (1)

[Scope of utility model registration request] 1. A valve body (64) having a substantially L-shaped air supply passage that connects from an air supply port (61) at an upstream end to a discharge port (62) at a downstream end, and the air supply. A lift valve type solenoid valve (66) for opening and closing the passage (63) and moving toward and away from the valve seat opening (65) located at the L-shaped bent portion;
Ventilation filter (55) loaded in the upstream air supply passage of 5)
And a rectangular casing that entirely encloses and accommodates the valve body (64) and the solenoid valve (66) in such a manner that the air supply port (61) and the discharge port (62) of the valve body (64) are exposed. (67), a rubber cover (7) which is attached to the air supply port (61) of the valve body (64) exposed from the casing (67), and which is further exposed from the casing (67). A bubble bath air supply unit provided with a pipe connection pipe (8) connected to a discharge port (62) of a main body (64).