JPH0630966A - Bath tub which can discharge water over shoulders - Google Patents

Abstract

PURPOSE:To provide a bath tub which can discharge heated bath water over shoulders of a bather whose body is likely to be cooled. CONSTITUTION:A bath water circulation passage 14 which comprises a bath water suction passage and a bath water discharge passage is interposed between a bath tub body 10 and a circulation pump P. In this instance, a discharge port at a tip end of the bath water discharge passage is located at an upper position than a bathing water level (w) in the bath tub body 10, so that the bath water can be discharged out of the discharge port at the tip end of the bath water discharge passage. In the bath tub to discharge water over shoulders thus constituted, a means 15 for heating the bath water to be discharged is provided within the bath water discharge passage.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a shoulder water discharge tub capable of raising the temperature of hot water to be discharged onto the shoulder of a bather.

[0002]

2. Description of the Related Art Conventionally, as a form of a shoulder discharge bathtub capable of discharging hot water onto the shoulders of a bather, there has been disclosed in JP-A-64-464.
As described in Japanese Patent Publication No. 60, a bath hot water circulation pipe consisting of a bath hot water suction pipe and a bath hot water discharge pipe is provided between the bath body and a circulation pump, and a tip hot water discharge port of the bath hot water discharge pipe is provided. Is placed at the edge of the bathtub body, and the hot water is discharged from the tip discharge port and applied to the shoulders of the bather who is bathing in the bathtub body, which gives a massage effect such as stiff shoulder relief. There are things that are designed to be done.

[0003]

However, in the above-mentioned shoulder water discharge bath, since the bath water in the bath body is discharged from the tip discharge port of the bath discharge pipe and circulated, the temperature of the bath water is lowered. When the water temperature is low, the temperature of water discharged to the shoulders or the like, which can be easily cooled, may be too low, and the shoulders or the like cannot be warmed, which may rather give the bather discomfort.

[0004]

Therefore, according to the present invention, a bath hot water circulation passage consisting of a bath hot water suction passage and a bath hot water discharge passage is provided between the bath body and the circulation pump. In the shoulder spout bath with the tip discharge port of the bath hot water discharge passage located above the water surface of the bathtub body, the bath water can be discharged from the tip discharge port Further, the present invention provides a shoulder water discharge bathtub, which is provided with a discharge bath hot water temperature raising means for raising the temperature of the discharged hot water.

Further, according to the present invention, the discharge bath hot water temperature raising means is
The heating hot water supply unit is connected to the middle of the bath hot water discharge passage through the heating hot water supply flow passage, and the discharge bath hot water temperature raising means includes the heating unit in the middle of the bath hot water discharge flow passage. That is, the discharge bath is provided at the portion of the bath hot water discharge passage located between the tip discharge port of the bath hot water discharge passage and the discharge bath hot water temperature raising means provided in the middle of the bath hot water discharge passage. A hot water temperature sensor is attached, and the hot water bath temperature detection sensor is connected to a control unit that controls the drive unit of the hot water discharge temperature raising means. It is also characterized in that the temperature of the discharge bath hot water can be adjusted by controlling the drive unit of the discharge bath hot water temperature raising means.

[0006]

[Operation] When the shoulder water discharge is performed, the circulation pump is operated, and the bath water in the bathtub main body is changed by the circulation pump from the suction passage of the bath water to the circulation pump → the discharge passage of the bath water → the discharge passage of the bath water. The tip of the bath is forcibly circulated in the bath body, and the bath water discharged from the tip of the bath flow passage is applied to the bather's shoulder in the bath body for massage.

At this time, the bath hot water discharged from the tip discharge port of the bath hot water discharge passage is heated by the discharge bath hot water temperature raising means according to the preference of the bather, It is possible to apply hot bath water to a shoulder or the like that easily cools, and to warm the shoulder or the like to provide a bather with a comfortable shoulder water bath.

Further, the discharge hot water temperature raising means comprises a heating hot water supply part connected to the middle part of the bath hot water discharge flow path through the hot hot water supply flow path so that the bath hot water supply part is connected to the bath. It is possible to raise the temperature of the discharged hot water by mixing hot water having a temperature higher than that of the hot water in the body into the hot water discharge passage through the hot water supply flow passage.

Further, the discharge bath hot water temperature raising means is constituted by providing a heating part in the middle of the bath discharge flow path so that the heating part heats the bath hot water flowing through the bath hot water discharge flow path and discharges it. It is also possible to raise the temperature of the bath water.

Further, the temperature of the discharge bath hot water is detected by a discharge bath hot water temperature detection sensor, the detection result is input to the control unit, and the control unit outputs a signal to the drive unit of the discharge bath hot water temperature raising means. By controlling the drive unit, the temperature of the discharged hot water can be adapted to the preference of the bather, and the bather can be provided with more comfortable shoulder spout water bathing.

[0011]

Embodiments of the present invention will be described below with reference to the drawings.

A shown in FIG. 1 is a shoulder water discharge bathtub according to the present invention. The bathtub A has a bath hot water suction passage between a bath body 10 and a circulation pump P which is a two-stage impeller type pump. A bath hot water circulation pipe is formed by interposing a bath hot water suction pipe 11 to be formed, a bath hot water forcible pipe 12 forming a bath hot water strong flow passage, and a bath hot water discharge pipe 13 forming a bath hot water discharge flow passage. Forming path 14,
Further, a discharge bath hot water temperature raising means 15 is provided in the middle of the bath hot water discharge pipe 13. M is a pump drive motor.

The bath hot water suction pipe 11 has a base end connected to a bath hot water suction port 16 formed on one side wall of the bath tub body 10, and a circulation pump P
The tip is connected to the bottom of the lower impeller chamber p1.

The bath hot water delivery pipe 12 is bifurcated from the middle portion to form bath hot water delivery branch pipes 12a and 12b. The base end is connected to the peripheral wall of the lower impeller chamber p1. On the back side wall 10a of the bath body 10, one of the bath hot water supply branch pipes 12a
The tip of the bathtub is connected via a dorsal jet nozzle 17, and the other side of the bath hot water supply branch pipe 12 is connected to the foot side wall 10b of the bath body 10.
The tip of b is connected via a foot side ejection nozzle 18.

The bath water discharge pipe 13 is located in the upper impeller chamber p2.
A base end is connected to the peripheral wall of the bathtub body 10 and a head rest portion 10c formed on the upper edge of the back side wall 10a of the bathtub body 10 is connected via a discharge nozzle 19.

In this way, the circulating pump P is driven by the pump driving motor M so that the bath water in the bath body 10 is sucked into the bath water 16 → the bath water suction pipe 11 → the lower impeller chamber p1 of the circulation pump P. The lower impeller chamber p1 → the bath hot water delivery pipe 12 → the bath hot water delivery branch pipes 12a, 12b → the dorsal and foot side ejection nozzles 17, 18 → the air is mixed in the bath body 10 Also, the bath water sucked into the lower impeller chamber p1 of the circulation pump P can be jetted into the upper end impeller chamber p2 → the bath hot water discharge pipe 13 → the discharge nozzle 19 → the bath body 10 in a mixed state of bubbles. I am trying.

At this time, the bubble-containing bath water ejected from the back-side ejection nozzle 17 hits the back side of the bather N who is bathing in the bath body 10 and the foot-side ejection nozzle. The bubble-containing bath water ejected from 18 hits the foot side of the bather N, and the bubble-containing bath water ejected from the ejection nozzle 19 takes a bath from a position higher than the hot water surface w. By touching the shoulders and the like of the person N, each part of the body of the bather N can be massaged.

Further, as the jet nozzles 17 and 18, Japanese Patent Application No. 63-331772 and Japanese Patent Application No. 2-16388, which the applicant previously applied for, were filed.
It is possible to use those described in Japanese Patent Application No. 2-294740, and as the discharge nozzle 19, Japanese Patent Application No. 3-64995 and Japanese Patent Application No. 4-64995 previously filed by the applicant. The one described in No. 47233 can be used.

In the above-mentioned structure, the gist of the present invention resides in that the discharge bath hot water temperature raising means 15 is provided in the middle of the bath hot water discharge pipe 13, which will be described below with reference to FIG.

That is, the discharge bath hot water temperature raising means 15 connects a hot water supply unit 20 such as a water heater at a midway portion of the bath hot water discharge pipe 13 via a hot water supply pipe 21 forming a hot water supply passage. It is connected.

In this way, the heated hot water is supplied from the heated hot water supply unit 20 into the heated hot water supply pipe 21 and into the hot water discharge pipe 13, and the hot water is mixed with the hot water in the hot water discharge pipe 13. Thus, the temperature of the hot water discharged from the discharge nozzle 19 can be raised.

Moreover, the shoulder water discharge bath A according to the present invention is provided with the control means 25, and the control means 25 controls the flow rate of the pipes 12a, 12b, 13, 21 and the discharge bath hot water temperature raising means 15.
The temperature of the discharge bath water can be controlled by.

That is, the control means 25 is a discharge bath hot water temperature detection sensor attached to the portion of the bath hot water discharge pipe 13 located between the discharge nozzle 19 and the tip connection portion of the hot water supply pipe 21.
22 and an operation panel 23 attached to the edge 10d of the bath body 10 or a room wall near the bath body 10 are connected to the input side of the control unit 26, while the pump drive motor M and the hot water supply unit are connected. 20
And the first, second, third, and fourth flow rate control valves V1, V2, V3, V4 attached to the pipes 12a, 12b, 13, 21 respectively, are connected to the output side of the control unit 26.

In addition, the operation panel 23 has a pump drive
A stop switch, shoulder spout switch, hot water supply unit drive / stop switch, and pipe flow rate adjusting volume (not shown) are provided. By operating each switch and volume, the desired nozzle 17,18,19 A desired amount of bubble-containing bath water can be jetted, and the temperature of the discharge bath water discharged from the discharge nozzle 19 can be adjusted to a constant value.

FIG. 2 is a control flow chart for controlling the temperature of the above-mentioned discharge bath water to a set temperature, which will be described below.

That is, when the shoulder water discharge switch provided on the operation panel 23 is turned on (30Y), the third flow control valve
V3 is opened (31), and the control unit 26 compares the temperature of the discharge bath hot water detected by the discharge bath hot water temperature detection sensor 22 with the set temperature set by the discharge hot water temperature setting volume (3
2) When the set temperature is reached (32Y), the bath water is discharged from the discharge nozzle 19 as it is, and when the shoulder water discharge switch is turned off (33Y), the third flow control valve V3 closes (34Y). ), Shoulder discharge stops.

When the temperature of the discharge hot water does not reach the set temperature (32N), the control unit 26 determines whether the hot water supply unit 20 is operating (35), and the hot water supply is performed. Part 20
If it is operating (35Y), the fourth flow rate control valve V4 is opened (36), and the hot water supply pipe 20 discharges the hot water discharge pipe.
The heated hot water flows into 13 to raise the temperature of the discharge bath hot water, but if the temperature of the heated discharge bath hot water reaches the set value (3
7Y), the fourth flow control valve V4 is closed (38).

In this way, the discharge nozzle 19 can always discharge the discharge bath hot water having the set temperature set by the discharge bath hot water setting volume.

FIG. 3 shows a shoulder spout bath A as a second embodiment, in which a thermo type mixing valve V5 is attached to the connecting portion between the bath hot water discharge pipe 13 and the heated hot water supply pipe 21, and the same valve V5 is used. The upper end impeller chamber of the circulation pump P
The hot water supplied from P2 through the hot water discharge pipe 13 and the hot water supplied from the hot water supply unit 20 through the hot water supply pipe 21 are mixed to form a discharge bath hot water of a set temperature from the discharge nozzle 19. It is designed so that it can be ejected.

The thermo type mixing valve V5 is provided with a drive unit (not shown) for adjusting the set temperature, and the drive unit is used as a control unit.
It is connected to the output side of 26 and the set temperature adjusting drive unit is driven via the control unit 26 by the discharge hot water temperature setting volume provided on the operation panel unit 23 so that the set temperature can be adjusted. .

An opening / closing valve V6 for starting / stopping shoulder water discharge is attached to a portion of the bath hot water discharge pipe 13 located upstream of the thermo mixing valve V5, and the thermo mixing valve V5 is used. A flow control valve V7 for adjusting the amount of shoulder water discharge is attached to the portion of the bath hot water discharge pipe 13 located on the downstream side of the above.

FIG. 4 is a control flow chart for controlling the temperature of the discharge hot water to a set temperature, which will be described below.

That is, when the shoulder water discharge switch provided on the operation panel 23 is turned on (40Y), the on-off valve V6 is opened (41), and the temperature of the discharge bath hot water detected by the discharge bath hot water temperature detection sensor 22 becomes The control unit 26 compares with the set temperature set by the discharge hot water temperature setting volume (42), and when the set temperature is reached (42Y), the discharge nozzle is used as it is.
Bath water is discharged from 19 and the shoulder water discharge switch is turned off.
When F (43Y), the on-off valve V6 is closed (44) and the shoulder water discharge is stopped.

When the temperature of the discharge hot water has not reached the set temperature (42N), the control unit 26 determines whether the hot water supply unit 20 is operating (45), and the hot water supply is performed. Part 20
If it is operating (45Y), thermo mixing valve V5
Is activated to mix (46) the hot water flowing in through the hot water discharge pipe 13 with the hot water flowing in through the hot water supply pipe 21 to form a discharge bath water having a set temperature, and the discharge nozzle 19
Send to.

When the heated hot water supply section 20 is not operating (45N), the heated hot water supply section 20 is operated (47).

In this way, the discharge nozzle 19 can always discharge the discharge bath hot water having the set temperature set by the discharge bath hot water setting volume.

FIG. 5 shows a shoulder spout water bath A as a third embodiment, in which a heating unit 29 is attached in the middle of the bath water spout pipe 13 to form a spout hot water temperature raising means 15. .

In this way, the heating unit 29 heats the bath water pumped through the bath bath discharge pipe 13 to raise the temperature of the discharge bath water.

FIG. 6 is a control flow chart for controlling the temperature of the discharge hot water to a set temperature, which will be described below.

That is, when the shoulder water discharge switch provided on the operation panel 23 is turned on (50), the third flow rate control valve V3
(51), the control unit 26 compares the temperature of the discharge bath hot water detected by the discharge bath hot water temperature detection sensor 22 with the set temperature set by the discharge hot water temperature setting volume (5
2) If the temperature has reached the set temperature (52Y), the bath water is discharged from the discharge nozzle 19 as it is, and the shoulder water discharge switch is turned off (53Y), and the third flow rate control valve V3 is closed (54Y). ), Shoulder spouting stops.

When the temperature of the discharged hot water has not reached the set temperature (52N), the heating unit 29 is activated (56) to heat the heated hot water discharged through the hot water discharge pipe 13. The temperature to the set temperature.

When the temperature of the discharge hot water exceeds the set temperature (57Y), the operation of the heating unit 29 is stopped (58).

In this way, from the discharge nozzle 19,
It is possible to discharge the discharge bath hot water having the set temperature set by the discharge bath hot water setting volume.

[0044]

According to the present invention, the following effects can be obtained.

Since the discharge bath hot water temperature raising means is provided in the middle of the bath hot water discharge flow passage and the discharge bath hot water temperature raising means can raise the temperature of the discharge bath hot water, It is possible to massage the shoulders of a bather who are likely to get cold while warming with the bath water.

The discharge bath hot water heating means mixes the heated hot water into the bath hot water discharge passage from the heating hot water supply unit to raise the temperature of the discharge bath hot water, or the discharge bath hot water in the bath hot water discharge passage. Since it can be heated by the heating unit to raise the temperature, the structure of the discharge bath can be reliably increased in temperature.

The temperature of the discharge bath hot water can be adjusted by controlling the drive unit of the discharge bath hot water temperature raising means via the control unit based on the detection result of the discharge bath hot water temperature detection sensor. In such a case, since the bath water having a bather's favorite temperature can be discharged, it is possible to provide a comfortable shoulder spout bathing bath that the bather can satisfy.

[Brief description of drawings]

FIG. 1 is a conceptual explanatory view of a shoulder water discharge bathtub as a first embodiment according to the present invention.

FIG. 2 is a discharge hot water temperature control flowchart.

FIG. 3 is a conceptual explanatory view of a shoulder water discharge bathtub as a second embodiment.

FIG. 4 is a discharge hot water temperature control flowchart.

FIG. 5 is a conceptual explanatory view of a shoulder water discharge bathtub as a third embodiment.

FIG. 6 is a discharge hot water temperature control flowchart.

[Explanation of Codes] A Shoulder water discharge bathtub P Circulation pump 10 Bathtub body 11 Bath hot water suction pipe 12 Bath hot water supply pipe 13 Bath hot water discharge pipe 14 Bath hot water circulation flow path 15 Bath hot water temperature raising means

Claims (4)

[Claims] 1. A bath hot water circulation passage (14) comprising a bath hot water suction passage and a bath hot water discharge passage is provided between the bath body (10) and the circulation pump (P), and Discharge the bath water in the shoulder water discharge tub that allows the bath water to be discharged from the tip discharge port by locating the tip discharge port of the bath water discharge channel above the water filling surface (w) of the bath body (10). A shoulder water discharge bathtub, characterized in that discharge bath hot water temperature raising means (15) for raising the temperature of the discharged hot water is provided in the middle of the flow path. 2. The discharge bath hot water temperature raising means (15) is constituted by connecting a heating hot water supply unit (20) to a middle part of the bath hot water discharge flow passage through the heating hot water supply flow passage. The shoulder water discharge bathtub according to claim 1. 3. The shoulder water discharge bathtub according to claim 1, wherein the discharge bath hot water temperature raising means (15) is constituted by providing a heating part (29) in the middle of the bath hot water discharge flow path. 4. A portion of the bath hot water discharge passage located between a tip discharge port of the bath hot water discharge passage and a discharge bath hot water temperature raising means (15) provided in the middle of the bath hot water discharge passage. Discharge bath hot water temperature sensor (2
2) is attached, the discharge bath hot water temperature detection sensor (22) is connected to the control unit (26) for controlling the drive unit of the discharge bath hot water temperature raising means (15), and the discharge bath hot water temperature detection sensor (22) is connected. 4. The control unit (26) controls the drive unit of the discharge bath hot water temperature raising means (15) based on the detection result of (1) to adjust the temperature of the discharge bath hot water. The shoulder spout bath according to any one of 1.