JPH03125857A - Check valve with bath boiler for bathtub - Google Patents

Abstract

PURPOSE:To prevent the temperature drop of hot water in a bathtub when a user takes a bath again by mounting check valves each having a flap member openable in one direction to the inlet and outlet ports of a bathtub body, respectively. CONSTITUTION:Check valves 9 openable only in one direction are provided at the inlet port 4 of a bathtub body 1 and the outlet port 5 thereof, respectively. The check valve 9 has a flap member 11 openable only in one direction, which is mounted to the top end portion of a cylindrical body 10 formed in a short length. A bath boiler 2 is operated, and bath water filled in the bathtub body 1 is sucked into the bath boiler 2 from the inlet port 4 through a circulation pipe and heated by the bath boiler 2 up to a predetermined temperature, and then hot water is discharged from the outlet port 5 provided on the side wall of the bathtub body 1 to convert bath water in the bathtub body 1 into bath hot water. The check valve 9 mounted to each of the ports 4, 5 opens the flap member 11 openable in one direction so that bath hot water can smoothly be circulated, and moreover, when the operation of the bath boiler 2 is stopped, each flap member 11 is closed to prevent the reverse flow of bath hot water in the bathtub body 1, so that bath hot water in the bathtub body 1 can be prevented from being cooled down.

Description

[Detailed description of the invention] (b) Industrial application fields The present invention relates to a check valve for a bathtub with a bathtub.

(B) Conventional technology Traditionally, household bathtubs were equipped with a bathtub attached to a boat, and the bathtub was connected to the bathtub via a circulation pipe to the inlet and outlet provided in the bathtub body. The same pipe circulates the bath water stored in the bathtub body to the bath pot.

Then, the bath water inside the bathtub body is circulated through the bath pot, and the bath water is heated in the bath pot, thereby maintaining the bath at a constant temperature.

(c) Problems to be Solved by the Invention However, the bathtub as described above has the following drawbacks.

In other words, when not taking a bath, the bathtub is stopped to save on gas costs, etc. At that time, the bathtub inside the bathtub is cooled down, and then the bathtub inside the bathtub itself is cooled down through the circulation pipe. , which lowered the bath temperature within the bathtub body.

Therefore, after a certain period of time has passed, the temperature in the bathhouse drops significantly, and when taking a bath, the bathtub must be turned on again.
The baths were heated, which required gas costs and was uneconomical.

An object of the present invention is to provide a check valve for a bathtub with a bathtub that can solve the above problems.

(d) Means for Solving the Problems The present invention provides a bathtub with a bathtub connected to an inlet and an outlet provided on the side wall of the bathtub body via a circulation vibrator. To provide a check valve for a bathtub with a bathtub, characterized in that check valves each having a door body that can be opened and closed in one direction are attached to an inlet port and a discharge port of the main body.

(E) Actions and Effects In the present invention, the bath pot is operated, the bath water stored in the bathtub body is sucked into the bath pot from the suction port through the Va ring pipe, and the bath water is heated by the bath pot. , the bathtub has a predetermined temperature, and the bathwater inside the bathtub body is heated by discharging the bathwater from the outlet in the side wall of the bathtub body.

Furthermore, the check valve installed each day opens the door that can be opened and closed in one direction, allowing for smooth circulation in the bath.
Furthermore, when the bathtub is stopped, each door body closes to prevent backflow of the bath within the bathtub body, thereby preventing cooling of the bath within the bathtub body.

Therefore, according to the present invention, when taking a bath again, it is possible to prevent a drop in the temperature of the bath without having to operate the bath kettle, thereby providing an economical advantage in that gasification and the like can be saved as much as possible.

(F) Embodiment The embodiment of the present invention will be described in detail based on the drawings. In the overall side view of FIG. The same bathtub body 1
A bath pot 2 is connected to the bath pot 2 via a circulation pipe 3.

Note that 2a indicates the chimney of the bathtub 2.

Furthermore, as shown in Figures 2 and 3, the side wall of the bathtub body l is provided with a bath water suction port 4 and a bath water discharge port 5 as circulation ports communicating with the bath pot 2. On day 4.5, a suction vibrator 7 and a discharge vibrator 8 as a circulation pipe 3 are connected to each other from the bath pot 2 via a connecting fitting 6.

As shown in FIG. 2, the connecting fitting 6 is formed into a cylindrical shape, and has an overhanging flange 6a at its tip.
The flange 6a is engaged with a hole provided in the side wall of the bathtub body 1, and a suction vibrator 7 and a discharge pipe 8 are attached to the base end thereof.

Then, connect the opening of each connection fitting 6 to the suction port 4 of the bathtub body 1.
and discharge port 5.

With this configuration, the bath water stored in the bathtub body 1 is forced to flow into the bath pot 2 from the suction port 4 via the suction vibrator 7, and after heating the bath water in the bath pot 2, the bath water is heated by the bath pot 2. The bath water is discharged into the bathtub body l through the discharge pipe 8.

Then, the bath water in the bathtub body 1 is heated by the bath pot 2 to maintain a bath at a constant temperature.

Furthermore, in the present invention, check valves 9 that can be opened and closed only in one direction are provided at the inlet 4 and the outlet 5 of the bathtub body 1, respectively, and the structure thereof will be explained in detail below.

That is, the check valve 9 has a cylindrical attachment part 10a that can be attached to the base end of the short cylindrical body 10 on each day.
At the same time, a door body 11 that can be opened and closed only in one direction is attached to the tip of the cylindrical body 10.

The base end of the cylindrical body 10 is attached to the front surface of the flange 6a provided on the connecting fitting 6 in a communicating state, and the attachment portion 10a has a slightly larger diameter and is attached to the peripheral edge of the flange 6a. In addition, in this check valve 9, the check valve 9a attached to the bath suction port 4 has an upwardly sloped shape at the tip of the cylindrical body 10 toward the upper end, as shown in FIG. An annular plate 12 having an opening in the center is attached, and the upper part of a circular door body 11 which can be opened only inward is pivotally connected to the inner surface of the annular plate 12.

Note that 13 indicates a pivot portion of the door body 11.

With this configuration, the door body 11 is opened and closed inward so that the bath flows only in the direction of the suction vibrator 7.

Furthermore, a protrusion 14 elongated in the left-right direction is provided on the outer surface of the door body 11, and the door body 11 is configured to be easily opened by the protrusion 14.

In this embodiment, the check valve 9a is housed in a filtration case 15, and the case 15 has approximately triangular side surfaces 16 attached to the left and right sides of the case, and a curved shape attached to each side surface 16 in a suspended state. It consists of a front surface 17.

Further, openings are provided in the lower part of the front surface 17 and the side surfaces 16, and a filter 18 is attached to the openings.

In this embodiment, the front surface 17 is provided horizontally with respect to the door body 11, so that bath water flows smoothly into the door body 11 through the opening 17a of the front surface 17.

Next, the check valve 9b attached to the bath outlet 5 will be explained in detail.

That is, as shown in FIG. 3, the check valve 9b has a cylindrical body 20 having a structure similar to that of the cylindrical body 10 described above.
A downwardly sloping annular plate 21 is attached to the lower end, and the upper part of the circular door body 11 is pivotally connected to the outer surface of the annular stile 21 so as to be openable only to the outside.

Note that 22 indicates a stile branch of the door body 11.

Furthermore, a protrusion 23 elongated in the left-right direction is provided on the inner surface of the door body 11, and the door body 11 is configured to be easily opened by the protrusion 23.

In this embodiment, the check valve 9b is housed in a filtration case 24, and the case 24 is attached to approximately triangular side surfaces 25 attached to the left and right sides of the cylindrical body 20, and to each side surface 25 in an erected state. It consists of a curved front surface 26.

Furthermore, an opening 26 is provided at the lower part of the front surface 26 and the side surface 25.
a, 25a are provided, and a filter 27 is attached to the openings 25a, 25a.

In this embodiment, the front surface 26 is provided horizontally with respect to the door body 11, and the heated bath from the door body 11 is transmitted to the front surface 26.
, and is discharged downward from the opening 26a.

With this configuration, the heated bath is discharged particularly toward the lower part of the bathtub body 1, so that the hot bath does not stay in the upper part of the bathtub body 1.

As described above, the embodiments of the present invention have the following effects.

In the present invention, when the bathtub body 2 is operated, bath water accumulated in the bathtub body 1 is passed through the circulation pipe from the suction port 4 to the bathtub body 2.
The bath water is heated by the bath pot 2 to obtain a bath at a predetermined temperature, and then the water is drawn into the bathtub body 1 through an outlet 5 on the side wall.
The bath water is discharged from the bathtub to boil the bath water inside the bathtub body l.

Furthermore, the check valves 9 installed at 4 and 5 each day open the door body 11 that can be opened and closed in the - direction, allowing smooth circulation in the bath, and when the bath kettle 2 is stopped. In addition, each door body 11 is closed to prevent backflow of the bath water within the bathtub body 1, thereby preventing cooling of the bath water within the bathtub body 1.

Therefore, according to the present invention, when taking a bath again, the bathtub 2
It has an economical advantage of saving gasification and the like as much as possible by preventing the temperature of the bath from decreasing even if the bath is not operated.

[Brief explanation of the drawing]

FIG. 1 is an explanatory diagram of a check valve for a bathtub with a bath kettle according to the present invention,
FIG. 2 is a sectional view of the check valve attached to the inlet, FIG. 3 is a sectional view of the check valve attached to the outlet, and the fourth is an explanatory diagram of the check valve. In the diagram, A: Bathtub with bath pot 1: Bathtub body 2: Bath pot 3: Circulation vibe 9: Check valve 11: Door body

Claims (1)

[Claims] 1. A bathtub with a bathtub in which a bathtub (2) is connected to an inlet and a discharge port provided on the side wall of the bathtub body (1) via a circulation pipe (3). A reverse bathtub with a bathtub, characterized in that check valves (9) each having a door body (11) that can be opened and closed in one direction are attached to the inlet and outlet of the bathtub body (1). Stop valve.