KR200448694Y1 - Complex set fluid valve - Google Patents

Abstract

Disclosed is a combined constant flow valve. The composite constant flow valve of the present invention, the lower body; A lower adjusting device for adjusting an opening ratio of an inlet formed in the lower body; It is characterized in that the upper control device for opening and closing the lower side of the upper body to adjust the opening ratio of the outlet. According to the present invention, the fixed flow rate valve and the opening / closing valve are assembled together in one body, so that it can be easily installed in a narrow space, and there is an advantage of reducing labor costs such as production cost and installation cost.

Compound static flow valve, open / close valve, diaphragm, opening ratio

Description

Compound constant flow valves {COMPLEX SET FLUID VALVE}

Figure 1a is a schematic view showing a combined flow rate valve of the present invention;

FIG. 1B is an exploded view of the composite constant flow valve according to FIG. 1A; FIG.

2 is a schematic view showing an actuator of a motor operation mode; And

3A and 3B are schematic views showing the operation of the combined flow regulator valve according to FIG. 1.

<Description of Reference Numbers for Main Parts of Drawings>

100: lower body 110: inlet

120: guide hole 130: fluid passage

140: groove formed in the lower body 200: upper body

210: outlet 220: hollow

230: groove formed in the upper body 300: lower control device

310: diaphragm 320: disk

330: spring 340: spring support

350: seat 400: top adjuster

410: holder 420: guide

430: spring 440: stem

450: disc 460: cap

500: lower cap 600: screen

700: actuator with motor operation

The present invention relates to a composite flow rate valve, and more particularly, to a composite flow rate valve in which the flow rate valve and the on-off valve are integrally formed.

In order to allow the use of cold and hot water in a plurality of areas, such as an apartment and an office building, or to maintain an appropriate temperature, a constant flow rate must be supplied to each room, and a constant flow valve is used for this purpose. In addition, in addition to the constant flow valve, such a piping system is provided with an on-off valve for checking the temperature to shut off the supplier.

As described above, when the constant flow valve and the opening / closing valve are installed in each room of an apartment or an office building, the installation space is small and the space is restricted so that the constant flow valve and the opening / closing valve are integrally formed.

On the other hand, Korean Utility Model Publication No. 271256 discloses a composite constant flow valve for solving the above problems. However, the design is made of a form in which the outlet of the on-off valve and the inlet of the constant-flow valve abuts only the body while using a separate on-off valve and a constant flow valve. In other words, there is nothing more than a separate on-off valve and a commutation valve and connecting their bodies together. Therefore, the design has a limit in avoiding the space constraints in the installation.

Therefore, the technical problem to be achieved by the present invention is to provide a complex flow rate valve that can be easily installed in a narrow space.

According to an aspect of the present invention, there is provided a composite flow rate valve including: an inlet provided in a side wall, a lower body connected to the inlet and having an open guide hole at an upper side thereof; An open upper and lower sides, an outlet having an outlet provided on the side wall, and a hollow connecting the upper and lower sides and an outlet, and an upper portion coupled to the lower body such that the induction hole of the lower body and the open lower side are connected. A body; A lower control device installed in the lower body so as to be positioned in the guide hole, and adjusting an opening ratio of the inlet in accordance with a pressure difference between the pressure applied to the inlet of the lower body and the pressure applied to the outlet of the upper body; A control unit is exposed through the upper side of the upper body and through the adjustment of the control unit is characterized in that the upper control device for opening and closing the lower side of the upper body to adjust the opening ratio of the outlet.

At this time, the lower body has a groove formed on the upper surface is formed in the step so that the inner side is low, one end is connected to the groove and the other end has a fluid passage connected to the outlet;

The lower adjustment device may include a diaphragm having one end fixed to an upper surface of the lower body to cover an upper portion of the groove; A cylindrical disk having an upper end fixed to the other end of the diaphragm; A spring positioned between the disk and an inner wall of the lower body to support a lower surface of the diaphragm; A spring support installed on an inner wall of the lower body to support the spring; A seat is installed on the inner lower portion of the lower body so that the disk is coupled when the disk is lowered to seal the groove by the diaphragm, the disk, and the spring support;

In the upper body, a hole connected to the fluid passage is formed in the outlet, and when the lower surface of the upper body is positioned on the upper surface of the lower body, a step is formed in the lower surface so that a space is formed between the lower surface and the diaphragm. Characterized in that there is a groove formed by.

Further, the upper control device,

A holder in the longitudinal direction and coupled to the open upper side of the upper body; A guide formed on the upper outer surface to protrude outward, a hollow in the longitudinal direction, and a locking jaw formed in the hollow, the guide being inserted into the hollow of the holder; A spring positioned on the locking jaw of the guide; A stem formed with a protruding wing that is caught on an upper end of the spring and positioned to penetrate the hollow of the spring and the guide and the hollow of the holder; A disk installed at the bottom of the stem; There is a hollow in the longitudinal direction having a locking jaw formed therein, and includes a cap coupled to the upper portion of the guide; The lower side of the upper body is opened and closed by the guide, characterized in that for controlling the opening ratio of the outlet by the shangdong of the stem.

Hereinafter, exemplary embodiments of the present invention will be described with reference to the accompanying drawings.

Figure 1a is a schematic view showing a combined flow rate valve of the present invention, Figure 1b is an exploded view of the composite flow rate valve according to Figure 1a, Figure 2 is a schematic view showing an actuator of the motor operation method, Figures 3a and 3b Schematic diagrams illustrating the operation of the combined constant flow valve according to 1a. Arrows in Figure 1b indicate the assembly direction.

1A and 1B, the combined constant flow valve according to an embodiment of the present invention includes a lower body 100 having an inlet, an upper body 200 having an outlet, and a lower adjusting device for adjusting the opening ratio of the inlet. 300, and the upper control device 400 for opening and closing the open lower side of the upper body 200 to adjust the opening ratio of the outlet. In operation, it is characterized in that the constant flow valve and the on-off valve are assembled together in one body. To this end, the configuration of the body, the configuration of the lower and upper adjustment device is characterized by the bar, will be described later.

First, the body consists of a lower body 100 and the upper body 200.

The lower body 100 is formed with the inlet 110, the guide hole 120 and the fluid passage 130. The inlet 110 is provided on the side wall, the induction hole 120 is connected to the inlet in the shape of the upper side, the upper end of the induction hole, that is, the upper surface of the lower body has a groove 140 formed in the step so that the inner side is low. . The upper portion of the groove 140 is sealed by a diaphragm 310, a disk 320, and a spring support 340, which will be described later, and the lower portion is connected to a fluid passage 130, which will be described later. The fluid passage 130 has one end connected to the groove 140 formed at the upper end of the guide hole and the other end connected to the outlet, and as described below, the fluid passage 130 is connected to the hole 211 formed at the outlet of the upper body. On the other hand, the lower body 100 has a form in which the lower portion is opened in order to easily install the seat 350 to be described later, the lower cap 500 is installed in the open lower portion.

The upper body 200 has an open upper side and lower side, and there is a groove 230 formed as a step on the outlet 210, the hollow 220 and the lower surface. The outlet 210 has a hole 211 connected to the fluid passage 130 formed in the lower body 100 and an outlet 212 provided in the side wall. The groove 210 is intended to cause a space between the lower surface of the upper body 200 and the diaphragm 310 to be described later when the lower surface of the upper body 200 is positioned on the upper surface of the lower body 100.

The lower body 100 and the upper body 200 are combined into one body using a bolt or the like. When combined into one body, the fluid introduced through the inlet 110 formed in the lower body is the outlet 212 formed in the upper body through the induction hole 120 of the lower body and the open lower and hollow 220 of the upper body Spills into. At this time, a portion of the fluid is introduced into the groove 140 formed in the lower body through the fluid passage 130 of the lower body through the hole 211 formed in the outlet of the upper body, the groove formed in the lower body Since the 140 is sealed with the diaphragm 310, the pressure chamber in which the same pressure as that of the outlet 212 is formed is formed. In addition, since the fluid introduced into the guide hole 120 flows into the space formed between the lower surface of the upper body 200 and the diaphragm 310, a pressure chamber having a pressure equal to the pressure of the fluid introduced into the guide hole 120 is formed. . That is, when the composite constant flow valve according to the embodiment of the present invention is installed in the pipe, the pressure on the inlet 110 side (hereinafter, primary pressure) is formed in the space formed between the lower surface of the upper body 200 and the diaphragm 310. And pressure on the outlet 212 side (hereinafter referred to as secondary pressure) is exerted on the groove 140 formed in the lower body.

The lower adjustment device 300 includes a diaphragm 310 installed in the guide hole 120 of the lower body, a cylindrical disk 320, a spring 330, a spring support 340, and a seat 350. . The diaphragm 310 has one end fixed to the upper surface of the lower body 100 so as to cover the upper portion of the groove 140 formed on the upper end of the lower body, the upper end of the disk 320 is fixed to the other end of the diaphragm 310 do. The spring 330 is installed between the disk 320 and the inner wall of the lower body 100 so as to support the lower surface of the diaphragm 310. The spring support 340 is installed on the inner wall of the lower body 100 to support the spring 330, in consideration of the ease of processing of the lower body 100, the ease of fastening the spring support 340, sealing properties, and the like. It is preferable to form the spring support 340 in a slender type with a protruding support for supporting the spring 330 so that the cylinder wall surface is in close contact with the inner wall of the lower body 100. Therefore, the primary pressure chamber is sealed by the diaphragm 310, the disk 320, and the spring support 340. The seat 350 is installed on the lower cap 500 when the disk 310 is lowered to the inner lower portion of the lower body 100 and the lower cap 500 as in this embodiment. In addition, the screen 600 is installed in the induction hole 120 of the lower body to prevent foreign matter from entering into the complex flow valve according to the embodiment of the present invention. The disc 320 adjusts the opening range of the inlet port 110 while lifting by the difference between the [primary pressure + spring elastic force] and the secondary side pressure. While describing the body, the fluid introduced through the inlet 110 is described as being discharged through the induction hole 120, but more accurately, the fluid is discharged through the cylindrical disk 320.

The upper regulating device can be used a conventional constant flow valve having an opening and closing function as the body of the upper regulating device using the above-described body, that is, the common body with the lower regulating device, and the regulating part is exposed through the upper side of the upper body. It is characterized by opening and closing the open lower side of the upper body or adjusting the opening ratio of the outlet through the adjustment of the control unit. In the embodiment of the present invention was configured an upper control device for more efficient operation, which will be described later.

The upper adjuster 400 comprises a holder 410, a guide 420, a spring 430, a stem 440, a disk 450 and a cap 460.

Holder 410 is screwed to the open upper side of the upper body (200). The holder 410 has a hollow in the longitudinal direction, the upper side has a wing 411 protruding outward.

The guide 420 has a predetermined region inserted into the hollow of the holder 410. The guide 420 also has a hollow in the longitudinal direction, the upper side is formed with a protruding wing 422 is caught by the wing 411 of the holder 410. A screw is formed in the hollow upper predetermined region of the guide 420, and a locking step 421 is formed in the hollow of the guide 420 so that the lower side thereof is narrower than the upper side. A nut 470 is inserted between the wing 411 of the holder 410 and the wing 422 of the guide 420.

The spring 430 is located on the locking jaw 421 of the guide 420.

The stem 440 is formed with a protruding wing 441 that is caught on the top of the spring 430, so that the stem 440 penetrates the hollow of the spring 430 and the guide 420 and the hollow of the holder 410. When positioned, the bottom has a length that can be exposed through the bottom of the holder 410.

The disc 450 is installed at the lower end of the stem 440 to open and close the open lower side of the upper body 200. A washer 480 is installed between the disc 450 and the stem 440.

The cap 460 has a hollow in the longitudinal direction, and a locking jaw 461 is formed on the upper portion of the hollow to be caught on the top of the wing 441 of the stem 440. A screw is formed in the lower predetermined region of the cap 460 to be coupled to the screw formed in the guide 420.

The opening and closing of the lower side opened in the upper body 200 is made by the guide 420, but the opening ratio of the outlet is made in accordance with the shangdong of the stem 460. As described above, the opening ratio of the outlet port, ie, the opening ratio between the lower side of the upper body 200 and the disc 450 (the height of reference numeral 'A' in FIG. 3A to be described later) by the stem 460, is simplified. It performs the function of the constant flow valve, not the on-off valve. That is, the opening ratio of the outlet can be set according to the position of the stem 460, and only the flow rate corresponding to the set opening ratio flows out through the outlet so that the function of the constant flow valve is performed.

Referring to FIG. 2, on the other hand, an actuator 700 of a motor operation method may be installed in the control unit of the upper control device 200 and operated by the motor. In this case, a temperature sensor may be installed in the pipe connected to the outlet and the actuator may be installed. The 700 may be operated by receiving a signal from a temperature sensor.

3a and 3b, it can be seen that the inlet is opened and closed by the lower control device, the lower part of the upper body is opened and closed by the upper control device. 3A and 3B, only the inlet and outlet are shown in the full-open or full-closed state, but the opening ratio can also be adjusted by changing the height of the 'A' part by the disc of the lower adjusting device and the stem of the upper adjusting device. As described above.

According to the present invention as described above, the fixed flow rate valve and the opening and closing valve is assembled together in one body, it is easy to install in a narrow space, there is an advantage that can reduce the labor costs, such as production costs and installation costs.

The present invention is not limited to the above embodiments, it is apparent that many modifications are possible by those skilled in the art within the technical idea of the present invention.

Claims (5)

An inlet provided in a side wall, and a lower body connected to the inlet and having an open guide hole at an upper side thereof; An open upper and lower sides, an outlet having an outlet provided on the side wall, and a hollow connecting the upper and lower sides and the outlet, and an upper portion coupled to the lower body so that the induction hole of the lower body and the open lower side are connected. A body; A lower control device installed in the lower body so as to be positioned in the guide hole, and adjusting an opening ratio of the inlet in accordance with a pressure difference between the pressure applied to the inlet of the lower body and the pressure applied to the outlet of the upper body; Complex top flow valve is provided with a control unit is exposed through the upper side of the upper body and the upper control device for opening and closing the lower side of the upper body through the adjustment of the control unit to adjust the opening ratio of the outlet. According to claim 1, wherein the lower body has a groove formed in the upper step so that the inner side is low, the fluid passage is connected to the groove and one end is connected to the outlet; The lower control device, A diaphragm having one end fixed to an upper surface of the lower body so as to cover an upper portion of the groove; A cylindrical disk having an upper end fixed to the other end of the diaphragm; A spring positioned between the disk and an inner wall of the lower body to support a lower surface of the diaphragm; A spring support installed on an inner wall of the lower body to support the spring; A seat is installed on the inner lower portion of the lower body so that the disk is coupled when the disk is lowered to seal the groove by the diaphragm, the disk, and the spring support; In the upper body, a hole connected to the fluid passage is formed in the outlet, and when the lower surface of the upper body is positioned on the upper surface of the lower body, a step is formed in the lower surface so that a space is formed between the lower surface and the diaphragm. Composite constant flow valve, characterized in that there is a groove formed by. The combined constant flow valve of claim 1, wherein an actuator of a motor operation type is installed in the control unit of the upper control device and is turned on and off by the motor. 4. The combined constant flow valve of claim 3, wherein a temperature sensor is installed at a pipe connected to the outlet and the actuator operates by receiving a signal from the temperature sensor. The method of claim 1, wherein the upper control device, A holder in the longitudinal direction, the holder coupled to an open upper side of the upper body; A guide formed on the upper outer surface to protrude outward, a hollow in the longitudinal direction, and a locking jaw formed in the hollow, the guide being inserted into the hollow of the holder; A spring positioned on the locking jaw of the guide; A stem formed with a protruding wing that is caught on an upper end of the spring and positioned to penetrate the hollow of the spring and the guide and the hollow of the holder; A disk installed at the bottom of the stem; There is a hollow in the longitudinal direction having a locking jaw formed therein, and includes a cap coupled to the upper portion of the guide; The lower side of the upper body is opened and closed by the guide, the composite constant flow valve, characterized in that for adjusting the opening ratio of the outlet by the shangdong of the stem.

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