KR101102363B1 - A low noise hot water distribution equipment that have a valve for regulating temperature and a valve for regulating flux - Google Patents

Abstract

PURPOSE: A tactical quiet water distributor is provided to minimize a mount space by suppressing the noise of cavitation. CONSTITUTION: A tactical quiet water distributor comprises a support(100), a return pipe(200), a supply pipe(300), a thermostatic regulating valve(400), a flow metering valve(500), and a controller(600). The support has a first through-hole. The return pipe is combined in the first through-hole of the support and includes a first connection pipe and a second connection pipe. The supply pipe is combined in the support. The thermostatic regulating valve is combined in the second connection pipe. The flow metering valve is combined in the first connection pipe. The controller operates the first driver of the thermostatic regulating valve and the second driver of the flow metering valve by comparing the indoor temperature with a setting temperature.

Description

A low noise hot water distribution equipment that have a valve for regulating temperature and a valve for regulating flux}

The present invention relates to a hot water distributor, which is equipped with a temperature control valve and a flow control valve in the return pipe to reduce noise and minimize construction costs, and to control the temperature of the temperature control valve and the flow control valve electronically to efficiently heat the temperature. It relates to a low noise hot water distributor provided with a control valve and a flow control valve integrally.

In general, hot water heated to a certain temperature by a boiler is selectively supplied to a heating pipe installed in each room or living room through a hot water distributor. Sent to the boiler.

The hot water distributor is provided with a temperature control valve and a flow control valve to control the flow rate of hot water supplied to each room, such as apartments or houses through the supply pipe.

1 is a view showing a hot water distributor equipped with a conventional temperature control valve and a flow control valve. 1, a conventional hot water distributor has a supply pipe 1 and a return pipe 2 installed in a transverse direction between side plates 6 on both sides thereof, and the supply pipe 1 and the return pipe 2 require heating. A branch pipe is formed to branch to each heating zone of the living room, bedroom or kitchen, and is connected to the floor heating pipe of each heating zone. At a predetermined position of the supply pipe 1 or the return pipe 2, an air vent 5 is installed to discharge the air introduced during the hot water supply. The conventional hot water distributor is provided with a flow control valve (3) on the side of the supply pipe (1) to adjust the flow rate supplied to each heating zone, at a room temperature detected by the resident or the temperature sensor A temperature control valve 4 for controlling accordingly is provided on the return pipe 2 side. In the conventional hot water distributor, the supplied hot water passes through the narrow cross-sectional area of the flow control valve (3) to control the flow rate of each heating zone, converts to a high flow rate, and the pressure is lowered. Therefore, the pressure of the hot water is less than the saturated steam pressure. There was a problem that noise is generated while bubbles are generated to fall.

An object of the present invention created to solve the above problems is to install a temperature control valve and a flow control valve in the return pipe to reduce the noise generated in the hot water distributor, to minimize the installation space of the hot water distributor and to reduce the construction cost, unified The purpose of the present invention is to provide a low noise hot water distributor having an integrated temperature control valve and a flow control valve so as to provide efficient heating by systematic control of the temperature control valve and the flow control valve.

In order to achieve the above object, the present invention relates to a hot water distributor, and more particularly, in a hot water distributor composed of a supply pipe for supplying hot water and a return pipe for supplying the supplied hot water, the first side of which is installed on both sides It is coupled to the support through which the through hole is formed, and the first through hole of the support on both sides, and has a circular tubular shape with a first screw groove at one end and an outer diameter at the other end. In the first body with a second screw groove and the outer peripheral surface of the first connector which protrudes on one side of the outer peripheral surface of the first body and the first body on the opposite side of the first connector is protruded in a straight line with the first connector The return pipe is composed of a second connecting pipe, and both ends are coupled to the first through-hole of the support on both sides, in the shape of a circular tube has a third screw groove on the inside of one end At the end, a supply pipe consisting of a second body having an outer diameter smaller than the outer diameter of one end and having a fourth screw groove on the outside and a third connecting pipe protruding on one side of the outer circumferential surface of the second body, and a temperature control coupled to the second connecting pipe. It is installed through the valve body and the temperature control valve body, and is provided at one end of the return spring and the actuating rod elastically supporting the actuating rod and the actuating rod installed at the other end of the actuating rod and the actuating rod moving up and down the interior of the first body. It is fixed to the temperature control valve consisting of a first driver for raising and lowering the operation rod, and is installed through the flow control valve body and the flow control valve body coupled perpendicularly to the outer circumferential surface of the first connecting pipe of the first connector pipe flow path It is installed at one end of the flow regulating rod and the flow regulating rod to adjust the opening degree, and is installed at one end of the flow control valve body and the second driver for rotating the flow regulating rod. Flow control valve consisting of a cap having a second through hole through which the flow control rod penetrates in the center, and is connected to the first driver and the second driver. To provide a low noise hot water distributor, which is integrally provided with a temperature control valve and a flow control valve, characterized in that the control unit for operating.

The present invention having the above configuration has the following effects.

First, the present invention is provided with a temperature control valve and a flow control valve in the return pipe can minimize the generation of noise due to the cavity.

Second, the present invention is economical because the flow control valve is installed in the first connecting pipe of the return pipe does not need to be assembled separately to install the installation or exchange and repair to reduce the construction cost.

Third, the present invention enables efficient heating by integrally controlling the flow control valve and the temperature control valve in the control unit.

1 is a view of the hot water distributor of the present invention.
2 is a view of the hot water distributor of the present invention.
Figure 3 is a cross-sectional view of the return pipe coupled to the temperature control valve and the flow control valve of the present invention.
Figure 4 is a side view of the return pipe without the temperature control valve and the flow control valve in the present invention.
5 is a side view of the supply pipe of the present invention.
Figure 6 is a front view of the first driver installed in the temperature control valve of the present invention.
Figure 7 is an internal view of the first driver installed in the temperature control valve of the present invention.
8 is a front view of a second driver installed in the flow control valve of the present invention.
Figure 9 is an internal view of a second driver installed in the flow control valve of the present invention.
10 is a block diagram of the internal circuit of the present invention control unit.
11 is a flow chart for adjusting the valve of the present invention.

Hereinafter, with reference to the accompanying drawings will be described in detail the specific content of the low-temperature hot water distributor is integrally provided with a temperature control valve and a flow control valve according to the present invention.

1 is a view of the hot water distributor of the present invention, Figure 2 is a view of the hot water distributor of the present invention. Figure 3 is a cross-sectional view of the return pipe combined with the temperature control valve and the flow control valve of the present invention, Figure 4 is a side view of the return pipe without the temperature control valve and the flow control valve in the present invention. 5 is a side view of the supply pipe of the present invention.

Figure 6 is a front view of the first driver installed in the temperature control valve of the present invention, Figure 7 is an internal view of the first driver installed in the temperature control valve of the present invention. 8 is a front view of a second driver provided in the flow control valve of the present invention, Figure 9 is an internal view of the second driver installed in the flow control valve of the present invention.

Figure 10 is a block diagram of the internal circuit of the present invention control unit, Figure 11 is a flow chart for the valve adjustment of the present invention.

The present invention relates to a hot water distributor 10, and in detail, in the hot water distributor 10 consisting of a supply pipe for supplying hot water and a return pipe for returning the supplied hot water, which is installed on both sides of the first through-hole on one side It is coupled to the support 100 is formed 110 and the first through-hole 110 of the support 100 on both sides, the first screw groove 211 in the inner end of the circular tubular shape ) And the other end having a smaller outer diameter than the outer diameter of one end and the first connection pipe 220 protruding on one side of the outer circumferential surface of the first body 210 and the first body 210 having the second screw groove 212 on the outside. ) And a return pipe 200 consisting of a second connector pipe 230 protruding from the outer circumferential surface of the first body 210 on the opposite side of the first connector pipe 220 and in a straight line with the first connector pipe 220. And, both ends are coupled to the first through-hole 110 of the support 100 on both sides, one end in a circular tubular shape There is a third screw groove 311 on the side and the other end has a smaller outer diameter than the outer diameter of one end and protrudes on one side of the outer peripheral surface of the second body 310 and the second body 310 having a fourth screw groove 312 on the outside. Supply pipe 300 consisting of a third connecting pipe 320 and the second connecting pipe 230 is installed through the temperature control valve body 410 and the temperature control valve body 410 coupled to the first body ( An operating rod 430 moving up and down the inside of the 210 and a packing spring 420 installed at the other end of the operating rod 430 and a return spring 440 and an operating rod elastically supporting the operating rod 430 ( 430 is fixed to one end of the temperature control valve 400 consisting of a first driver 450 for raising and lowering the operation rod 430, and the flow control valve body coupled to the outer circumferential surface of the first connecting pipe 220 vertically It is installed through the 510 and the flow control valve body 510 flow control rod 520 for adjusting the opening degree of the first connecting pipe 220 flow path It is installed at one end of the flow control rod 520 is installed on one end of the second driver 540 and the flow control valve body 510 to rotate the flow control rod 520 flow control rod 520 in the center Flow rate control valve 500 consisting of a cap 530 having a second through-hole 531 through it, and is connected to the first driver 450 and the second driver 540 to the room temperature and the desired temperature In comparison, the control unit 600 operates the first driver 450 and the second driver 540.

Hot water distributor 10 of the present invention is composed of a support 100, a return pipe 200, supply pipe 300, temperature control valve 400, flow control valve 500 and the control unit 600. Hot water distributor 10 according to the present invention is an invention for installing the temperature control valve 400 and the flow control valve 500 in the return pipe 200 in order to reduce the noise caused by the cavitation and control it by the control unit 600 .

The support 100 has a first through-hole 110 is generated on one side and the shape is in a variety of shapes to be convenient for the square or installation. Support 100 is a configuration in both sides of the hot water distributor 10 is coupled to both ends of the return pipe 200 and the supply pipe 300 described later. The support 100 can use any material as long as it satisfies the required strength.

Return pipe 200 is composed of a first body 210, the first connecting pipe 220, the second connecting pipe 230. The first body 210 has a circular tubular shape with a first screw groove 211 at one end thereof, an outer diameter smaller than the outer diameter at the other end thereof, and a second screw groove 212 at the outside thereof. Both ends of the first body 210 are coupled to the support 100 on both sides. A plurality of first bodies 210 may be coupled to the support 100 at both sides. That is, the other end of the first body 210 may be integrated in a manner that is coupled to one end of the other first body 210 and then coupled to the support 100 on both sides. The first connection pipe 220 protrudes on one side of the outer circumferential surface of the first body 210 and mainly protrudes downward in the installation direction of the support 100. The first connection pipe 220 is where the flow control valve 500 described later is coupled. The second connection pipe 230 protrudes on the outer circumferential surface of the first body 210 on the opposite side of the first connection pipe 220, but protrudes in a straight line with the first connection pipe 220. The second connection pipe 230 is where the temperature control valve 400 described later is coupled. The return pipe 200 can use any material as long as it satisfies the required strength. In the present invention, the temperature control valve 400 and the flow control valve 500 are installed in the return pipe 200 to suppress the noise caused by the cavitation and to minimize the installation space to reduce the construction cost.

Supply pipe 300 is composed of a second body 310, the third connecting pipe (320). The second body 310 has a circular tubular shape with a third screw groove 311 at one end thereof, an outer diameter smaller than the outer diameter at the other end thereof, and a fourth screw groove 312 at the outside thereof. Both ends of the second body 310 is coupled to the support 100 on both sides. A plurality of the second body 310 may be coupled to the support 100 on both sides. That is, the other end of the second body 310 may be integrated in a manner that is coupled to one end of the second body 310 and then coupled to the support 100 on both sides. The third connection pipe 320 protrudes on one side of the outer circumferential surface of the second body 310 and mainly protrudes downward in the installation direction of the support 100. The supply pipe 300 can use any material as long as it satisfies the required strength.

The temperature control valve 400 is composed of a temperature control valve body 410, packing 420, the operating rod 430, the return spring 440 and the first driver 450. Temperature control valve body 410 is one end is inserted into the second connection pipe 230 in a tubular shape with a hollow. The operating rod 430 is installed through the hollow of the temperature control valve body 410 to move the inside of the first body 210 up and down to adjust the opening degree of the flow path as well as to control the opening of the first connection pipe 220. The degree of opening can be adjusted. That is, one end of the operating rod 430 penetrates through the inner hole of the first driving gear 453, which will be described later, and is coupled to the lower surface of the first operating device 454, and the other end is fixed to the packing 420. The packing 420 may be fixed to the other end of the operation rod 430 to adjust the opening degree of the first connection pipe 220. The packing 420 may include a first connector 220, a first body 210, a second connector 230, and a first connector 220 so as to adjust the opening degree of the first connector 220 and the first body 210. The material and shape that can be in close contact with the flow path of the two body 310 is used. The return spring 440 is installed at an upper side of the operating rod 430 to serve to elastically support the operating rod 430. The temperature control valve body 410, the packing 420, the operation rod 430, the return spring 440 can be used any material as long as the required strength.

The first driver 450 is installed at one end of the operation rod 430 to raise and lower the operation rod 430 by a signal from the control unit 600 to be described later, so that the first connection pipe 220 and the first body. (210) The opening degree of the flow path can be adjusted. The first driver 450 includes a first driver body 451, a first drive motor 452, a first drive gear 453, and a first operating device 454. The first driver body 451 corresponds to the body of the first driver 450 and the first driving motor 452 and the first driving gear 453 are installed therein, and the first operating device 454 on one side of the outer upper surface. Is installed. The first driving motor 452 senses a signal from the controller 600 and generates power to transfer power to the first driving gear 453. The first driving gear 453 is installed on one side of the operating rod 430 (not shown) and receives power from the first driving motor 452 to raise and lower the operating rod 430. The first manipulation device 454 is installed on one side of the outer upper surface of the first driver body 451, and the bottom surface of the first manipulation device 454 and one end of the operating rod 430 are coupled to each other. Therefore, when the operating rod 430 is raised and lowered, the first operating device 454 is also rotated to know the position of the operating rod 430.

The flow regulating valve 500 is composed of a flow regulating valve body 510, a flow regulating rod 520, a cap 530, and a second driver 540. The flow control valve 500 is vertically coupled to the outer circumferential surface of the first connecting pipe 220 at the bottom of the return pipe 200. Since the return pipe 200 has a relatively low water pressure than the supply pipe 300, the flow control valve 500 may be installed in the first connection pipe 220 to effectively reduce the cavitation phenomenon. In addition, when the flow control valve 500 is installed at the lower end of the return pipe 200 side, the hot water in the reduced portion of the flow control valve 500 is returned to the top of the flow control valve 500 in the opposite direction to gravity Thus, unlike when the flow control valve 500 is installed on the supply pipe 300 side, the pressure reduction degree due to the faster flow rate of the hot water is offset, and thus, the noise due to the cavity can be reduced more efficiently. The flow control valve body 510 has a hollow tubular shape on the outer circumferential surface of the first connection pipe 220 on one side (the hole for coupling the flow control valve body 510 is formed) of the first connection pipe 220. It is coupled perpendicularly to the longitudinal direction. The first spiral groove 511 may be formed on the inner surface of the flow regulating valve body 510 to allow the flow regulating rod 520 to be described later to rotate. The flow regulating rod 520 is provided with the other end penetrating through the flow regulating valve body 510, and one end thereof is coupled to the lower surface of the second operating device 545 by penetrating through the second driving gear 544. The opening degree of the first connecting pipe 220 is adjusted while moving the inside of the first connecting pipe 220 up and down. In addition, the flow control rod 520 has a second spiral groove 521 corresponding to the first spiral groove 511 of the inner surface of the flow control valve body 510 to move on the inner surface of the flow control valve body 510. May be generated. Cap 530 is installed at one end of the flow control valve body 510 has a second through hole 531 in the center. The second through hole 531 of the cap 530 becomes a passage through which the flow regulating rod 520 moves. The flow control valve 500 is installed in the first connection pipe 220, and the assembly of the flow control valve 500 separately and no need for a cumbersome process of fastening the flow control valve 200 again and assembling the flow control valve 500 are performed. At the same time, the installation is completed on the return pipe 200 side, it is easy to dismantle the installation work or replacement and repair. Therefore, the installation space of the flow control valve 500 can be minimized and construction cost can be reduced. The flow regulating valve body 510, the flow regulating rod 520, the cap 530 can use any material as long as the required strength is satisfied.

The second driver 540 is installed at one end of the flow regulating rod 520 to raise and lower the flow regulating rod 520 by a signal coming from the control unit 600 to be described later. The degree of opening can be adjusted. The second driver 540 includes a second driver body 541, a second drive motor 542, a second transmission gear 543, a second drive gear 544, and a second operating device 545. . The second driver body 541 corresponds to the body of the second driver 540 and has a second driving motor 542, a second transmission gear 543, and a second driving gear 544 installed therein. The second operating device 545 is installed. The second driving motor 542 senses a signal from the controller 600 and generates power to transfer power to the second driving gear 544 through the second transmission gear 543. The second transmission gear 543 is installed between the second driver body 541 and the second driving gear 544 and mainly transmits power. The second driving gear 544 is installed at one side of the upper portion of the flow regulating rod 520 (not shown) and receives power from the second driving motor 542 to raise and lower the flow regulating rod 520. The second operation device 545 is to be installed on one side of the outer upper surface of the second driver body 541 is coupled to one end of the flow control rod 520. Therefore, when the flow control rod 520 is rotated, the second operation device 545 is also rotated to know the position of the flow control rod 520. In addition, the second driver 540 may further include a selection controller 546 for forcibly controlling the flow regulating rod 520 regardless of the signal of the controller 600. The selection adjusting unit 546 is a device which is installed on one side of the outer upper surface of the second driver body 541 so as to manually operate the flow regulating rod 520. That is, the power of the second driving motor 542 is transferred to the second driving gear 544 by controlling the second transmission gear 543 by operating the selection adjusting unit 546 to manually operate the flow regulating rod 520. Do not allow delivery. For example, when the selection adjusting unit 546 is manually selected, power may not be transmitted by separating the second transmission gear 543 between the second driving motor 542 and the second driving gear 544. have.

The control unit 600 includes a control body 610, a control device 620, an output unit 630, and a display unit 640. The control foam refers to the body of the control unit 600, and a control device 620 and an output unit 630 are installed therein, and a display unit 640 is provided on one side of the upper surface of the outer surface. The control device 620 is a device for transmitting a signal for controlling the first driver 450 and the second driver 540 to the output unit 630 by comparing the room temperature and the desired temperature. That is, the control device 620 receives the data of the room temperature and the desired temperature through the temperature controller 700 provided in each room, calculates it, and outputs a signal for controlling the first driver 450 and the second driver 540. The device is delivered to the unit 630. For example, the controller 620 outputs a signal to close the flow path of the first connector 220 by operating the first driver 450 and the second driver 540 when the room temperature is higher than or equal to the desired temperature. Transfer to section 630. When the indoor temperature is lower than the desired temperature, the control device 620 operates the first driver 450 and the second driver 540 to open the flow path of the first connector 220 to the output unit 630. To pass. Here, when the difference between the room temperature and the desired temperature is small (for example, within 3 degrees Celsius), the first driver 450 is operated to seal the packing 420 with the second connector 230 and the first body 210. In close contact with the connecting portion and according to the difference between the room temperature and the desired temperature of the second driver 540 flow control rod 520 in the flow path of the first connecting pipe 220 from the control device 620 to the output unit 630. Send a signal Each time the flow regulating rod 520 rotates by one round, the flow rate of the first connection pipe 220 decreases, thereby controlling the temperature of each room. In addition, when the difference between the room temperature and the desired temperature is large, the first driver 450 is operated so that the packing 420 comes into close contact with the connection portion between the second connecting pipe 230 and the first body 210, and the second driver ( Operation 540 sends a signal from the control device 620 to the output unit 630 so that the flow control rod 520 is in the connection portion between the first connecting pipe 220 and the flow control valve body 510. The control device 620 is a program in consideration of the correlation between the flow rate and the temperature flowing in the first connecting pipe 220 in order to send the signal as described above. That is, a program for the flow rate of the first connection pipe 220 and the change in temperature according to the operation of the flow regulating rod 520 is embedded in the control device 620. The program as described above is built in the control device 620, the control device 620 immediately changes the flow control valve 500 or temperature control valve 400 when the room temperature changes due to the supply of hot water to each room It can be controlled to manage the heating efficiently. The hot water distributor 10 of the present invention which controls the temperature control valve 400 and the flow rate control valve 500 collectively through the control unit 600 can immediately respond to changes in the room temperature of each room to provide heating in each room. It can be controlled efficiently. In other words, heating can be controlled according to the changing temperature of each room, thus reducing the heating cost.

The output unit 630 is connected to the control device 620 receives a control signal from the control device 620 and sends a signal for controlling the first driver 450 and the second driver 540.

The display unit 640 is connected to the output unit 630 to display the states of the first driver 450 and the second driver 540. The display unit 640 simply displays a flow rate and temperature, a first driver 450, and a second driver 540 in detail from a simple lighted lamp indicating an operating state of the first driver 450 and the second driver 540. It can be used for various devices such as monitoring the operation of the device.

As described above, a preferred embodiment of a low noise hot water distributor having an integrated temperature control valve and a flow control valve according to the present invention is described as at least one embodiment, whereby the technical idea and its configuration and The operation is not limited, and the scope of the technical idea of the present invention is not limited / limited by the drawings or the description with reference to the drawings. In addition, the concept and embodiment of the invention presented in the present invention may be used by those skilled in the art as a basis for modifying or designing to other structures for carrying out the same purpose of the present invention. The equivalent structure modified or changed by those skilled in the art to which the present invention pertains is to be bound by the technical scope of the present invention described in the claims, and the spirit or scope of the invention described in the claims. Various changes, substitutions and alterations are possible without departing from the scope of the invention.

10: hot water distributor
100: support 110: first through hole
200: return pipe 210: the first body
220: first connector 230: second connector
300: supply pipe 310: second body
320: third connector
400: temperature control valve 410: temperature control valve body
420: packing 430: working rod
440: return spring 450: first driver
500: flow control valve 510: flow control valve body
520: flow control rod 530: cap
540: second driver
600: control unit 610: control body
620: control unit 630: output unit
640: display unit
700: temperature controller

Claims (4)

In the hot water distributor consisting of a supply pipe for supplying hot water and a return pipe for returning the supplied hot water,
It is installed on both sides of the support 100 is formed with a first through-hole 110 on one side;
Both ends are coupled to the first through-hole 110 of the support 100 on both sides, the first end of the first screw groove 211 in the inner end of the circular tubular shape and the other end is smaller than the outer diameter of the end The first connector 210 and the first connector 220 protruding from one side of the outer circumferential surface of the first body 210 and the first body 210 having the second screw groove 212 on the outside with an outer diameter. A return pipe (200) configured to protrude on an outer circumferential surface of the first body (210) on the opposite side of the second body) and a second connector (230) in line with the first connector (220);
Both ends are coupled to the first through-hole 110 of the support 100 on both sides, the circular tubular shape has a third screw groove 311 on the inside of one end and smaller than the outer diameter of the one end on the other end A supply pipe (300) having an outer diameter and having a second body (310) having a fourth screw groove (312) on the outside and a third connecting pipe (320) projecting on one side of an outer circumferential surface of the second body (310);
The operating rod 430 moving through the temperature control valve body 410 and the temperature control valve body 410 coupled to the second connection pipe 230 and moving up and down the inside of the first body 210. ) And a packing spring 420 installed at the other end of the actuating rod 430 and a return spring 440 elastically supporting the actuating rod 430 and one end of the actuating rod 430 and the actuating rod A temperature control valve 400 consisting of a first driver 450 for raising and lowering 430;
It is installed through the flow control valve body 510 and the flow control valve body 510 which is coupled to the outer circumferential surface of the first connecting pipe 220 perpendicularly to the opening degree of the flow path of the first connecting pipe 220 One end of the flow control rod 520 and the flow control rod 520 to adjust the second driver 540 and the flow control valve body 510 for rotationally operating the flow control rod 520 A flow control valve 500 having a cap 530 having a second through hole 531 through which the flow control rod 520 penetrates at the center thereof; And
The control unit 600 is connected to the first driver 450 and the second driver 540 to operate the first driver 450 and the second driver 540 by comparing an indoor temperature with a desired temperature. Low noise hot water distributor provided with a temperature control valve and a flow control valve, characterized in that consisting of.
The method of claim 1,
The second driver 540 has a temperature control valve and a flow control, characterized in that the selection control unit 546 for forcibly controlling the flow control rod 520 irrespective of the signal of the control unit 600 Low noise hot water distributor with integrated valve. The method of claim 1,
The control unit 600,
Control body 610;
A control device 620 installed inside the control body and outputting a signal for controlling the first driver and the second driver by comparing an indoor temperature with a desired temperature;
An output unit 630 connected to the control device 620 to control the first driver 450 and the second driver 540 by receiving a signal from the control device 620; And
The temperature control valve and the flow control valve, which are connected to the output unit 630 and constitute a display unit 640 for displaying the states of the first driver 450 and the second driver 540. Low noise hot water dispenser equipped with.
The method of claim 1,
A first spiral groove 511 is formed on an inner surface of the flow regulating valve body 510, and the first spiral groove 511 is formed on the inner side of the flow regulating valve body 510 so as to move inside the flow regulating valve body 510. A low noise hot water distributor having integrally a temperature control valve and a flow control valve, characterized in that a second spiral groove 521 is formed corresponding to the one spiral groove 511.

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