JPH0320184A - Inverter controlling shower bath - Google Patents

Abstract

PURPOSE:To make a temperature of shower water easily changeable by interlocking a valve driving motor, performing flow control over hot and cold water, to each control valve at both hot and cold water sides of a combination faucet, controlling an inverter and thereby changing the shower water temperature as specified. CONSTITUTION:A valve driving motor M performing flow control over hot and cold water, is connected to a hot water side control valve 10 and a cold water side control valve 11 of a combination faucet D connected to a shower bath 1. In addition, the valve driving motor M is controlled by an inverter 1 and thereby a temperature of shower water is constituted so as to be changed. With this constitution, since the motor M is controlled by the inverter 1, each of these control valves 10, 11 is opened or closed, through which each flow rate of hot and cold water is varied so that temperature in the shower water out of the combination faucet D can be changed in an easy manner.

Description

DETAILED DESCRIPTION OF THE INVENTION (a) Field of Industrial Application The present invention relates to a shower device controlled by an inverter.

(B) Conventional technology Conventionally, as a form of shower equipment, a hot water/cold water mixing faucet is provided at the lower part of the wall of a bathroom or shower room, and the hot/cold water mixing faucet is connected to a shower head attached to the wall by a shower hose extending upward. There is one that is connected to the . In addition, the hot water mixing faucet is connected to the supply pipes from the water heater and the water pipe, and is provided with various adjustment knobs, so that the humidity of the shower water from the shower head can be adjusted by each adjustment knob. ing. When using a shower device, the shower head is used to wash the hair and body with the shower water from the head, and the shower water from the head is controlled by operating the adjustment knobs of the hot water mixer faucet. The humidity level is maintained at a constant level to ensure a comfortable shower experience. (c) Problems to be Solved by the Invention However, the above shower device had the following drawbacks. That is, when adjusting the humidity of the shower water, the humidity of the shower water from the shower head was maintained at a constant level by operating various adjustment knobs provided on the hot water mixer faucet. Therefore, such a hot water mixer faucet cannot change the humidity of the shower water periodically, and the humidity difference may cause irritation to the body. It was impossible to give.

An object of the present invention is to provide an inverter-controlled shower device that solves the above problems.

(2) Means for Solving the Problems In the present invention, the hot water side control valve and the water side control valve of the hot water mixer faucet connected to the shower device are connected to the hot water side control valve and the cold water side control valve. L! i
This invention provides an inverter-controlled shower device characterized in that a valve driving motor that performs t adjustment is interlocked and connected, and the valve driving motor is further controlled by an inverter to change the humidity of the shower water. .

(E) Actions and Effects In the present invention, when using a shower device, hair and body washing are performed using shower water at an appropriate temperature from a hot/cold mixer faucet. I go there to adjust the humidity of the shower water. Furthermore, since the shower device uses an inverter to control the valve drive motor that opens and closes each control valve of the hot water mixing faucet, the same motor opens and closes each illumination control valve, respectively, and controls the flow rate of hot water and cold water. By changing each, you can easily change the humidity of the shower water from the hot water mixer faucet. In particular, according to the present invention, the valve driving motor provided in the hot water mixing faucet is controlled by an inverter,
For example, by periodically changing the humidity of the shower water, a cycle shower can be performed based on the difference in the humidity of the shower water, and this cycle shower can stimulate the body.

(F) Embodiment An embodiment of the present invention will be described in detail based on the drawings. In Fig. 1, l is a shower device installed on the side wall A of the bathroom, 2 is a spout fitting installed on the bathtub body B, and 3 is a washstand. The water spout fittings installed in C are shown, and each shower device l and water spout fitting 2.3 are connected to a hot water source 4a and a water source 4 through a hot water mixing faucet D.
It is connected to b. In this embodiment, hot water supply path 5a from each water source 4a, 4b
and the tip of the water supply path 5b are connected, and a hot water mixer faucet D is provided at the connected portion.

Furthermore, the hot water mixing faucet D has a shower water supply path 7 to the shower device l via the switching valve 6, and each water spout fitting 2,
The hot water supply paths 8 and 9 to the shower head 3 are connected to supply hot water to the shower head 1a and each of the water spouting fittings, respectively.

In the present invention, the hot water mixer faucet D is provided with a valve driving motor M controlled by an inverter I, and the humidity of the hot water from the hot water mixer faucet D is adjusted by the motor M. That is, the hot water supply path 5 from the hot water supply source 4a and the water supply source 4b
A hot water side control valve IO and a water side control valve l1 are attached to the water supply path 5b and the hot water side control valve IO, respectively, and each control valve 10. The opening and closing operations of 11 mix hot water and water from the hot water supply source 4a and the water supply source 4b. Further, a valve driving motor M is connected to each humidity control valve 10.11.
The control valves 10 and 11 are controlled to be opened and closed by the motor M.

The valve driving motor M has a length of m 1 on the left and right output shafts, respectively.
The valve shafts of the if valves 10 and 11 are interlocked and connected.

Then, each output shaft is rotated by the operation of the valve drive motor M, and each control valve 10. 11 is opened and closed alternately to adjust the mixing ratio of hot water and water from the hot water supply path 5a and the water supply path 5b.

In this embodiment, the valve drive motor M is controlled by a control section S consisting of a microprocessor, etc., and the shower device 1
The clarity of the shower water can be adjusted.

In addition, an inverter ■ is interposed between the control unit S and the valve drive motor M, and by changing the output frequency of the inverter I and controlling the rotation speed of the motor M, the motor The rotation speed of M is changed smoothly.

In this embodiment, an operation panel P is connected to the control unit S, and various switches provided on the panel P are used to control the hot water mixer faucet D.
It is designed to drive a seven-pointer M for driving a valve.

Next, the structure of such inverter I will be explained in detail with reference to FIG.

That is, the inverter is composed of a converter section l3 having a diode 13a, a smoothing circuit 14, and a switching circuit l5.

Then, the inverter E is connected to the single-phase AC IOOV power supply 16.
The converter section l3 is connected, and the converter section 12 is
It constitutes a rectifier circuit that rectifies AC voltage.

Further, the smoothing circuit 14 obtains a constant DC voltage using a choke coil 17 and a capacitor 18.

Further, the switching circuit 15 is provided with six switching elements 19.

An inverter control circuit 20 for the switching circuit is connected to the switching circuit l5.
The switching circuit 15 is operated to drive the bomb drive motor M at a desired output frequency.

Further, an operation panel P is connected to the inverter control circuit 20 via a control section S, and the inverter I is operated by the panel P. Then, based on the program stored in the control unit S,
The inverter (2) converts the human power frequency from the single-phase AC 100V power supply 16.

The inverter l controls the rotation speed of the pump drive motor M in proportion to the converted output frequency.

Further, in the present invention, the shower device 1 operates the valve drive motor M of the hot water mixing faucet D controlled by the inverter (1) via the control unit S to automatically change the humidity of the shower water. The structure is explained in detail below.

That is, the control unit S controls the valve driving motor M of the hot and cold water mixing faucet D, and periodically operates the motor M to open and close each of the control valves 10 and 11 of the hot and cold water mixing faucet D alternately. I try to do it.

The humidity of the shower water from the shower device 1 is changed by opening and closing the respective control valves 10, 11, and a cycle shower is performed based on the humidity difference of the sono-shower water.

In this embodiment, each control valve 10. The upper limit opening amount and the lower limit opening amount of 11 are programmed into the control section S, and the control valves 10 and 11 are alternately opened and closed within the range.

As shown in FIG. 3, within the range of the upper limit opening amount and the lower limit opening amount, the hot water side control valve 10 and the water side control valve l
By periodically and alternately opening and closing 1 and 1, hot water and cold water are mixed at the hot water tap D.

a is the opening/closing operation of the control valve IO on the site side, b is the water side tlJ l
The opening and closing operations of the lff valve 11 are shown respectively.

Each such control valve 10. 11, the flow rate of hot water and water is changed periodically, and as shown in FIG. 4, shower water can be sprinkled periodically between the upper limit humidity Tml and the lower limit humidity Tm2. .

In this embodiment, the upper limit humidity of the shower water from the hot water mixer faucet D is set to 45°C to 40°C, and the lower limit humidity is set to 35°C to 30°C.

Therefore, due to the humidity change of such a cycle shower,
You can stimulate your body and enjoy the massage effect from that stimulation.

In addition, in this embodiment, the rotation speed of the valve drive motor M is controlled by the inverter ■, and the inverter ■ is the power source 1.
The human power frequency supplied from 6 is converted to rotate the motor M at a low speed (see Fig. 4). By varying the opening/closing speed of each control valve 10.11, the period of the cycle shower changes, and this change in the cycle shower period can provide a pleasant stimulation to the body.

In addition, in this embodiment, a shower device! , bathtub body B
The water spout fitting 2 of the sink C and the water spout fitting 3 of the washstand C are equipped with flow M control valves 23, 24, 25, and inverters 1-1, T, respectively.
-2. 1-3 Controlled valve opening/closing motor MI M2
, old.

And it takes an inverter! -1, I-2, L3
This controls the operation of each flow control valve 23, 24, 25, and adjusts the flow rate of water discharged from the shower device 11 and each water discharge fitting 2, 3.

Further, in the present invention, when supplying hot water from the hot water mixer faucet D to the bathtub B via the spout metal x2, the humidity and flow rate of the hot water are changed. That is, the control unit C controls the valve drive motor M and the valve opening/closing motor 2 to open and close the humidity control valve 10.11 and the flow rate control valve 24, and as shown in FIG. At the beginning of tensioning, 4
Supply hot water of 5℃ or higher little by little, and as time passes,
The humidity of the hot water is gradually lowered so that only a large amount of water is supplied from the water supply source 4b. Then, by filling the hot water as described above, the hot water in the bathtub B will be at a temperature of 40 to 44 degrees Celsius, which is suitable for bathing.In addition, by filling the hot water in this way, the thermal efficiency of the hot water will be lower than when supplying a constant humidity at a constant flow rate. In addition to improving the water quality, hot water can be filled in a short time.

Therefore, fuel costs for the water heater 4a can be saved, and hot water can be supplied economically. FIG. 6 shows another embodiment of the present invention, in which each valve opening/closing motor 141, M2, M3 is connected to one inverter (2). That is, an inverter (2) connected to the power source 16, and motors M1, M2, . M3 are connected in parallel, and a switching circuit 26 is interposed between each motor M1, M2, M3 and the inverter I. Furthermore, the power supply 16 is directly connected to the switching circuit 26, and each valve opening/closing motor? The control by the inverter I of l1, M2, and M3 can be switched.

Moreover, in this embodiment, when the switching circuit 26 controls the valve opening/closing motor H1 using the inverter, the other valve opening/closing motors M2 and M3 are directly connected to the power source 16 and operated. There is.

Furthermore, the inverter I and the power supply 16 are connected to each valve opening/closing motor Ml, M2, ? by a switching circuit. The switching is performed respectively with l3.

In addition, the old, M2, and M3 motors for opening and closing each valve are AC
Since a motor is used, the control unit C has a simple structure and its manufacturing cost can be reduced.

[Brief explanation of drawings]

FIG. 1 is a conceptual diagram for controlling a shower device according to the present invention;
Figure 2 is a circuit diagram showing the structure of the inverter, Figure '3 is a timing chart showing the opening and closing of each control valve, Figure 4 is a graph showing changes in the humidity of shower water, and Figure 5 is the hot water supplied to the bathtub. FIG. 6 is an explanatory diagram showing another example. In the figure, l: Shower device D: Hot water mixer faucet M: Valve drive motor ■: Inverter (

Claims (1)

[Claims] 1. A valve drive motor (M ) are interlocked and connected, and the valve drive motor (M) is connected to an inverter (
I) An inverter-controlled shower device characterized by controlling the humidity of shower water by changing the humidity of the shower water.