KR200409455Y1 - Pipe Angle Valve with Backflow Prevention - Google Patents

Abstract

The present invention relates to an angle valve with a pipe that can be connected to the power supply bracket or the toilet and connected to the supply pipe to perform the supply and interruption of the water, in particular, to prevent the water passing through the angle valve to flow back into the interior of the water leakage And an angled valve with a backflow prevention function to prevent a failure, etc., which has a water flow port inside and a discharge pipe connected to the water flow port on one side outside and connected to the water pipe. In forming the valve body and the angled valve consisting of a shut-off element which is helically coupled to the water flow port through the other side of the valve body to block the flow of water to the discharge pipe by the operation of the opening and closing valve,

It is seated on the inside of the discharge tube when supplying water is opened by the water pressure of the water is supplied to the radish, characterized in that the backflow prevention member is provided to prevent the backflow of water in the state that the flow of water is blocked.

Description

A waterpipe Anglevalve Discharge Device for preventing water from flowing backward}

Figure 1 is an exemplary view showing a state that the angled valve is applied.

Figure 2 is a cross-sectional view showing the configuration of a conventional pipe angle valve.

Figure 3 is an overall cross-sectional view of the angled valve with a pipe showing a state of the present invention is applied backflow prevention function.

Figure 4 is a partial cutaway perspective view for showing the configuration of the present invention backflow prevention function.

Figure 5a is a partially enlarged view of the present invention, a state in which water is normally supplied.

Figure 5b is a partially enlarged view of the present invention, a state in which water is blocked.

Figure 6 is an overall cross-sectional view of the angled valve with a pipe for showing another embodiment of the present invention.

Figure 7 is a partially enlarged cross-sectional view showing another embodiment of the blocking element which is a non-return member in the present invention.

Explanation of Signs of Major Parts of Drawings

10: angle valve with pipe 20: valve body

21: water flow ball 30: discharge pipe

60: backflow prevention member

The present invention relates to an angle valve with a pipe that can be connected to the power supply bracket or the toilet and connected to the supply pipe to perform the supply and interruption of the water, in particular, to prevent the water passing through the angle valve to flow back into the interior of the water leakage And it relates to a pipe angle valve with a backflow prevention function to prevent failure and the like.

Generally, the pipe angle valve 10 has one end coupled to the water pipe 2 exposed from the wall 1 as shown in FIG. 1, and the other end coupled to the supply pipe 3 connected to the faucet or the toilet. It is to be able to perform the supply and shut off of the water by the operation of the on-off valve.

As shown in FIG. 2, the pipe angle valve 10 includes a valve body 20 having a water flow port 21 so that water flows in a state where one end is spirally fastened with the water pipe 2, and Operation of the open / close valve 40 in a state in which the discharge pipe 30 is connected to the supply pipe in a state in communication with the water flow port on one side of the valve body, and is spirally coupled into the water flow port from the rear end of the valve body. According to the tip portion is made of a blocking element 50 to close and close the step of the water flow port is provided in close contact with the step of blocking the flow of water, which is controlled by the operation of the shut-off valve 40 When the tip portion is spaced apart from the step 22, water supplied from the water pipe 2 flows into the water flow port 21 of the valve body 20 and flows through the discharge pipe 30 in communication therewith. Toilet and faucet through supply pipe If the water is used in this state and the water is used in such a state, and the repair or replacement of them due to the failure of the faucet bracket or the toilet is made, the shutoff element (50) using the on / off valve (40) of the angle valve. ), The tip end of the blocking element is spaced apart from the step like the former after repair and replacement in such a state that the tip part of the c) is in close contact with the step 22 in the water flow port 21 to block the water flowing into the discharge tube 30. You can use it as much as possible.

However, the conventional pipe angle valve as described above has only one function to perform water supply and shutoff, so that when water supplied through the discharge pipe flows back during use, there is no function to block it at all. There is a disadvantage that foreign matters contained in the water remain in the water flow port, and if the foreign matter is caught between the front end and the step of the blocking element when water is to be blocked, the water flows through these gaps. As it leaks, water flows out during repair and replacement, causing waste of water.

Therefore, an object of the present invention is to open the discharge tube by the water pressure of the inside of the discharge pipe is smoothly made, the water supply is blocked in the blocked state to prevent the water supplied to the faucet bracket or toilet bowl to flow back into the angle valve The purpose is to make it possible.

The present invention for this purpose has a water flow sphere in the inside, a valve body in which the front end is fastened to the water pipe in the state having a discharge pipe communicating with the water flow sphere on one side and the water flow sphere through the other side of the valve body In forming a angularly angled valve made of a shut-off element is coupled to the spiral to block the flow of water to the discharge pipe by the operation of the opening and closing valve,

It is characterized in that the backflow prevention member is provided in the discharge tube is opened by the water pressure of the water when the water is supplied to the discharge tube, and prevents the backflow of the water in the state that the flow of water is blocked.

In addition, the non-return member has a receiving chamber with the upper surface open, the tubular body having a hanging hole and a plurality of discharge holes in the center and the outer periphery of the bottom surface of the receiving chamber;

It is equipped with a soft blocking plate mounted on the bottom surface of the accommodation chamber to block the discharge hole, characterized in that consisting of a blocking element which is a fixed body to be fitted into the hook hole integrally in the center of the bottom of the blocking plate. It is.

In addition, the backflow preventing member is characterized in that it is provided inside the front end of the valve body which is fastened to the water pipe.

In addition, the barrier plate of the blocking element in close contact with the bottom surface and the upper surface of the receiving chamber is characterized in that the inclined surface to be inclined downward from the outside toward the center.

Hereinafter, the configuration of the present invention by the accompanying drawings will be described.

First, the overall technical configuration of the angled valve with the pipe is the same as the conventional, and will be described with the same reference numerals for convenience of description.

Figure 3 is a cross-sectional view showing the overall configuration of the tube angle valve with the present invention applied, the tube angle valve 10 is provided with a water flow port 21 equipped with a step 22 therein, A valve body 20 having a discharge pipe 30 communicating with a water flow port at one end of the outer circumference in a state located at the rear end side of the step, and spirally fastened into the water flow hole from the other side of the valve body, is provided at the rear end. By the operation of the on-off valve 40, the front end portion is made of a blocking element 50 in close contact with the step.

An angle valve with a pipe having the configuration as described above is the same as the conventional one,

However, in the present invention, the water is discharged by being opened by the hydraulic pressure of the water discharged into the discharge pipe 30 of the angle valve 10 with the pipe, and the discharged water is automatically closed when the flow of water is blocked. It is characterized in that the backflow prevention member 60 to prevent the backflow through.

The backflow prevention member 60 is provided with a receiving chamber 62 in a state where the upper surface is opened as shown in FIG. 4, and a plurality of hook holes 63 and water passing through the center and the outer circumference of the bottom surface thereof. It is provided with a tubular body 61 having a discharge hole 64, wherein the tubular body is to be seated in a state spanning the engaging jaw 31 provided on the inner circumference of the discharge tube (30).

In addition, the upper surface of the receiving chamber of the tubular body is provided with a blocking plate 65 for blocking the discharge hole 63, the blocking element is made of a soft rubber material to be opened and closed by the water pressure of the water passing through the discharge hole And a fixing body 66 which is integrally formed on the bottom of the blocking plate so that the fixing body 66 is formed at the center of the bottom of the blocking plate so as to be fitted into the hook hole provided at the center of the bottom surface. Because it is fitted to the fitting so that the blocking plate 65, which is a soft rubber material is kept in close contact with the bottom surface.

Pipe angle valve 10 is applied to the non-return member 60 having the configuration described above, if the front end of the shut-off element 50 is separated from the step 22 by the operation of the on-off valve 40 (water pipe ( Water is introduced into the water flow port 21 of the valve body 20 through 2), and the water introduced into the water flow port flows to the discharge pipe 30 in communication with the water discharge port. The water to pass through is passed through the discharge hole 64 is provided on the outer periphery of the bottom surface of the tubular body 61, which is provided to the inside of the reverse flow prevention member 60, wherein the water passing through the discharge hole 64 Due to the water pressure is placed on the upper surface of the soft blocking plate 65 is blocking the discharge hole 64 is pushed to the top as shown in Figure 5a is to supply the water smoothly.

When the use of the water discharged through the faucet or the toilet through the supply pipe (3) in the above state is blocked, the water pressure of the water is not applied to the blocking plate (65), so it was pushed upward by the water pressure of the supplied water. As the blocking plate 65 descends to the bottom as shown in FIG. 5B, the blocking plate 65 closes to the bottom surface and closes the discharge hole 64, so that the water passing through the discharge pipe does not flow back into the valve body 21. will be.

As the backflow prevention member 60a of the present invention is also mounted on the tip end portion of the valve body 21 as shown in FIG. 6, foreign substances introduced into the valve body 21 due to failure in the discharge pipe 30 are not blocked. It is also possible to block the secondary flow in the backflow prevention member (60a) to block backflow to the water pipe (2).

In addition, as another embodiment of the backflow prevention member 60, as shown in FIG. 7, the bottom surface of the tubular body 61 having the discharge hole 64 is provided to be inclined downward from the outer circumference toward the center, It is possible to use even in a state in which the blocking plate 65 mounted on the bottom surface to block the discharge hole is inclined upward toward the outside from the fixing body 66 to be closely adhered along the inclined surface.

As described above, the present invention provides a non-return member for opening / closing by the water pressure flowing inside the distal end of the valve body which is connected to the discharge pipe or the water pipe which is connected to the toilet or the faucet of the angle valve. As a result, various foreign substances contained in the faucet or water stored in the toilet bowl in the state where the flow of water is blocked, that is, foreign substances caused by corrosion of the faucet bracket or various foreign substances remaining in the water tank of the toilet bowl are attached to the pipe. It blocks the inflow by reverse flow into the angle valve.Therefore, there is no phenomenon that foreign matter gets caught between the blocking element and the step, so that the blocking element closes to the step by the operation of the opening and closing element to block the flow of water. Closely adhered to prevent water leakage It is.

Claims (4)

A valve body having a water flow hole inside and a discharge body communicating with the water flow hole on one side outside and a valve body having a tip end coupled to the water pipe, and spirally coupled to the water flow hole through the other side of the valve body to open and close the valve. In forming a pipe angle valve made of a blocking element for blocking the flow of water to the discharge pipe by the operation, It is seated inside the discharge tube when the supply of water is open by the water pressure of the supply of radish, the backflow prevention member is provided with a backflow prevention member for preventing the backflow of water in the state that the flow of water is blocked Angle valve. The method of claim 1, The backflow prevention member has a storage chamber with an upper surface open, a tubular body having hook holes and a plurality of discharge holes at the center of the bottom surface of the storage chamber and its outer periphery; It is equipped with a soft blocking plate mounted on the bottom surface of the accommodation chamber to block the discharge hole, characterized in that consisting of a blocking element which is a fixed body to be fitted into the hook hole integrally in the center of the bottom of the blocking plate. Angle valves with reverse flow prevention function. The method according to any one of claims 1 to 2, Pipe back angle valve with a backflow prevention function, characterized in that the backflow prevention member is provided inside the front end of the valve body which is fastened to the water pipe. The method of claim 2, Pipe angle valve with a backflow prevention function characterized in that the inclined surface to be inclined downward from the outside toward the center of the blocking element in close contact with the bottom surface and the upper surface of the receiving chamber.

Images