KR100540390B1 - Sluice valve for anti-corrosion having three way valve with air drain function - Google Patents

Abstract

The present invention relates to a corrosion preventive water discharge valve having a three-way valve having an air discharge function, and more particularly, flows into the upper portion of a water discharge valve having a built-in disk which is moved in order to control water pipes such as water pipes or water pipes. To extend the tube, the inlet pipe is equipped with a three-way valve separated in three directions, one side of the three-way valve to measure the air discharge device and the internal pressure to discharge the air introduced from the inlet pipe to the outside It is possible to install a pressure measuring device, but by connecting the sacrificial anode directly or by wire to a corrosion-sensitive part such as a bolt for fastening the water valve to the water pipe, the corrosion current generated in the water valve is induced to the sacrificial anode to cause corrosion. Thus, a corrosion preventing distillation valve equipped with a three-way valve having an air discharge function to extend the life of the valve. Relate to.

The present invention is formed to extend the inlet pipe in the upper portion of the dividing valve with a built-in disk for the control of the water pipe, and the three-way valve is formed in the end of the inlet pipe in three directions, such as the upper and lower parts and the side Air discharge function is performed in the flow path, and a pressure gauge or a fountain pipe is installed in the flow path formed at the side, so that multi-function such as air discharge and fountain and pressure measurement can be provided to the water separator valve. Three parts with air discharge function to connect corrosion-sensitive parts such as bolts used to join the housing and the water pipe to the sacrificial anodes to quickly transfer the corrosion current to the sacrificial anodes to prevent corrosion of the bolts to extend their life. It is possible to provide a corrosion preventive dilution valve equipped with a way valve.

In addition, the air discharge portion having the air discharge function is formed detachably from the body of the three-way valve to facilitate the replacement of the air discharge portion to provide a useful product that can reduce the maintenance work time and cost It is.

Water valve. Three-way valve, anti-corrosion, air exhaust, opening and closing member, branch ball

Description

Anti-corrosion distillation valve with three-way valve with air discharge function {SLUICE VALVE FOR ANTI-CORROSION HAVING THREE WAY VALVE WITH AIR DRAIN FUNCTION}

1 is a cross-sectional view of a corrosion preventing dilution valve having a three-way valve having an air discharge function according to an embodiment of the present invention,

Figure 2 is a cross-sectional view of a corrosion preventing dilution valve with a three-way valve having an air discharge function according to another embodiment of the present invention,

3 is a cross-sectional view of the three-way valve provided in the corrosion preventing water separator of the present invention,

Figure 4 is a partial cross-sectional perspective view of the opening and closing member installed in the air discharge portion that is one side of the three-way valve shown in Figure 3,

Figure 5 is a cross-sectional view showing another embodiment of a three-way valve provided in the corrosion preventing water valve of the present invention.

6 is a cross-sectional view showing a cathode including a sacrificial anode according to one embodiment of the present invention;

7A, 7B, and 7C are plan views illustrating various embodiments of coupling terminals according to the present invention;

Figure 7d is a perspective view of a bolt according to another embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

100: dividing valve 110: housing

120: upper cap 121: settle

130: disk 140: inlet pipe

150: screw 151: handle coupling portion

200: three-way valve 210: body

220: inlet 230: outlet

231: cap 240: air outlet

241 body 242 cover

243: indoor room 244: discharge hole

245: opening and closing member 245a: coupling hole

245b: clearance groove 246: holder

250: adjusting unit 251: adjusting cock

260: branch ball 261: ball seat

262: adjusting groove 300: sacrificial anode

310: positive electrode 320: electric wire

330: coupling terminal 340: mixture

350, 350a: Bolt 360: Screw groove

The present invention relates to a corrosion preventive water discharge valve having a three-way valve having an air discharge function, and more particularly, flows into the upper portion of a water discharge valve having a built-in disk which is moved in order to control water pipes such as water pipes or water pipes. To extend the tube, the inlet pipe is equipped with a three-way valve separated in three directions, one side of the three-way valve to measure the air discharge device and the internal pressure to discharge the air introduced from the inlet pipe to the outside It is possible to install a pressure measuring device, but by connecting the sacrificial anode directly or by wire to a corrosion-sensitive part such as a bolt for fastening the water valve to the water pipe, the corrosion current generated in the water valve is induced to the sacrificial anode to cause corrosion. Thus, a corrosion preventing distillation valve equipped with a three-way valve having an air discharge function to extend the life of the valve. Relate to.

In general, the water supply pipe is provided with a water separator to temporarily control the water flowing into the water supply pipe during maintenance of the water supply pipe, and removes the air introduced into the water supply and the air contained in the water. Air vent valve is installed.

The dividing valve is to install a disc inside to control the pipe to the shanghai east of the disc, the air discharge valve is installed in the water supply pipe, etc. can discharge the air in the pipe in a short time, when the external air quickly It is to prevent the breakage of the pipe flows into the pipe.

These two valves must be installed in the water pipes, rather than being individually installed to each one, a dividing valve is used to enable the intermittent and air discharge function at the same time.

The dividing valve having the integrated function can be moved by the hydraulic pressure of the handle engaging portion itself, which is the upper side of the dividing valve, as referred to the "disc-reinforced multifunctional distilling valve (Patent No.0505939) filed by the applicant. Has been suggested to perform the air discharge function.

As described above, the distillation valve to which the air discharge function is added may simply perform the air discharge function, and additionally, it is difficult to perform a pressure measurement or a fountain operation.

Therefore, for pressure measurement or fountain, a pressure gauge and a fountain bird may be installed to allow the pressure measurement and the fountain to be made in the water pipe, but there are inherent disadvantages of additional construction.

In addition, although the upper cap coupled to the housing and the upper portion of the housing prevents corrosion by coating, a separate coating is not applied to the bolt used to connect the housing-top cap coupling and the housing-water pipe. As it is buried, it is left unattended by electrolytic materials such as water or soil when installing.

Since the bolt has a small electrical resistance, the current flows through the electrolytic material, and the corrosion occurs by the introduced current, which shortens the life of the valve, thereby increasing the maintenance cost.

Accordingly, the present invention has been made to improve the above conventional problems,

An inlet pipe is formed on the upper part of the dividing valve with a disk for intermittent water pipes, and a three-way valve having three flow paths formed in three directions, such as an upper and a lower part, is provided at an end of the inlet pipe. It is to perform the function, and to install a pressure gauge or a fountain pipe in the side flow path, it is possible to give a multi-function, such as air discharge and fraction and pressure measurement to the distillation valve, housing-top cap combination and housing-constant A three-way valve with air discharge function is provided to connect corrosion-sensitive parts such as bolts used for joining pipes with sacrificial anodes to quickly transfer the corrosion current to the sacrificial anodes to prevent corrosion of the bolts to extend their life. It is an object of the present invention to provide an anticorrosive dilution valve.

In addition, the air discharge with the air discharge function is formed to be detachable from the body of the three-way valve to make it easy to replace the air discharge is another object to reduce the maintenance work time and cost.

Corrosion preventing distillation valve with a three-way valve having an air discharge function of the present invention for achieving the above object,

A flange is formed between the pipelines, and the inside of the housing is mounted to the disk so as to be movable up and down by a screw to clamp the tubular body. The disk moved to the upper side is settled in, and the upper portion of the upper cap to form an inlet pipe extending outward, the cross-shaped flow path is formed at the end of the inlet pipe and in the cross section of the flow path in three directions A three-way valve having a branched ball installed therein is installed so that the flow path is communicated by the operation of the branch ball, and an inflow part, which is a lower flow path, is installed in direct communication with the inflow pipe of the vertical flow path of the three-way valve. Phosphorus air discharge portion is formed in the inner chamber, the inner chamber to discharge the air and the dog opening and closing the discharge hole A member is installed, and the discharge portion, which is one side of the horizontal flow passages, is provided with a cap at the end to separate the cap during use, so that the flow path is opened, and the control portion, which is the other flow passage of the discharge portion, has an end formed at one side of the branch ball. By installing the adjusting cock coupled to the groove to rotate the branch ball to control the flow of the fluid by the rotation control of the adjusting cock, the bolt for coupling the housing and the water pipe, and the bolt for coupling the housing and the upper cap The direct connection of the sacrificial anode formed with the female thread is characterized in that the corrosion current generated in the bolt to be delivered to the sacrificial anode.

In addition, the sacrificial anode may be separated from the bolt and connected to the bolt and the sacrificial anode using a wire having a coupling terminal at an end thereof so that the corrosion current generated from the bolt may be transferred to the sacrificial anode through the wire.

In addition, the air exhaust portion, the inner body is formed in the receiving space, the cover coupled to the upper portion of the main body, the discharge hole for eccentrically formed on one side of the cover to discharge the internal air to the outside, opening and closing the discharge hole To be made of opening and closing member; The opening and closing member is formed with a coupling hole formed on one side as a conical in the reverse direction to insert a fixing rod fixed in the vertical down in close proximity to the discharge hole, by forming a clearance groove in the lower side except the predetermined length of the coupling hole in the forming portion of the coupling hole , The opening and closing member is rotated around the coupling hole to enable vertical movement.

In addition, the air discharge portion is formed in the lower part of the main body, the thread corresponding to the screw thread is formed on the upper portion of the body formed with the inlet and the outlet is configured to be detachable from the body by screwing.

In addition, the sacrificial anode is made of magnesium, aluminum, zinc, embedded in the positive electrode body, the space in the positive electrode mixed with 60 ~ 85% gypsum, bentonite 15 ~ 30%, sodium sulfate 2 ~ 10% by weight The mixture is filled up.

In addition, a screw thread may be formed on a coupling terminal, which is an end of the wire, and a screw groove may be formed on the head of the bolt coupling the housing, the water pipe, and the housing and the upper cap to directly screw the wire into the screw groove.

Hereinafter, with reference to the drawings will be described in detail a corrosion preventing distillation valve equipped with a three-way valve having an air discharge function of the present invention.

1 is a cross-sectional view of the anti-corrosion distillation valve having a three-way valve having an air discharge function according to an embodiment of the present invention, Figure 2 is a three-way valve having an air discharge function according to another embodiment 3 is a cross-sectional view of a three-way valve provided in the anti-corrosion distillation valve of the present invention, Figure 4 is a cross-sectional view of the opening and closing member installed in the air discharge portion that is one side of the three-way valve shown in FIG. Figure 5 is a partial cross-sectional perspective view, Figure 5 is a cross-sectional view showing another embodiment of a three-way valve provided in the corrosion preventing water valve of the present invention.

As shown in Figures 1 to 3, the anti-corrosion dilution valve 100 having a three-way valve having an air discharge function of the present invention is coupled to the housing 110, the flange formed between the fluid pipe, such as water pipes, The housing 110 has a disk 130 that is moved by the rotation of the screw is built in to regulate the constant by the disk, and the upper cap 120 is coupled to the upper portion of the housing of the upper cap The disk moved upward in the settled portion 121 formed therein can be settled, the upper one side of the upper cap is formed to extend the inlet pipe 140 to the outside to discharge the air, the end of the inlet pipe There is a three-way valve 200 is coupled.

Inside the housing 110, grooves are formed in both inner walls to prevent the disk 130 being moved from being moved so that a portion of the disk is inserted into the groove so that the disk 130 can be moved. It is to be moved up and down by the rotation direction of 150, the screw is to attach the handle not shown to the handle engaging portion 151, which is expressed to the outside to give a rotation.

The three-way valve 200 is composed of an inlet part 220, an outlet part 230, an air outlet part 240, an adjusting part 250 which is a flow path crossing in a cross shape therein, and branched to the crossing part. The ball 260 is built in.

The inflow portion 220 is located at the lower portion of the cross-shaped flow path, and is directly installed at the end of the inflow pipe extending from the settled portion of the dividing valve, and may be integrally formed in addition to the separated form as shown.

The discharge unit 230 is formed on one side of the flow path formed in the horizontal, it is in communication with the flow path of the inlet may be used to install an auxiliary constant pipe for the fountain, or to install a pressure measuring device for pressure measurement. The discharge portion may be coupled to the end of the cap 231 until the fountain is made so that no leakage occurs, and the leakage preventing packing may be interposed.

In addition, the adjuster 250 positioned at the portion opposed to the discharge part 230 is provided with a control cock 251 for adjusting the installation position of the branch ball 260 is installed in the center of the cross portion on the cross. . The branch ball 260 has a through hole formed in the three through-holes in the vertical direction from the center through the through hole and the through hole in the inlet 220, outlet 230, air outlet 240, respectively By being placed in communication, the material introduced from the inlet is delivered to the outlet and the air outlet, respectively. Therefore, it is the adjusting cock 251 by rotating the branch ball 260 to communicate the through-holes and the respective parts. The adjusting cock 251 is an end inserted into the body 210 is coupled to the branch ball 260, by the coupling method to form an adjusting groove 262 in the portion where the through-hole is not formed, the adjusting cock ( The end of 251 is installed in the adjusting groove to allow one inflow passage and two discharge passages to pass through each other according to the rotation of the adjusting cock. Therefore, as the coupling method of the branch ball and the adjusting cock may be applied a variety of known methods that can rotate the branch ball as described above.

On the other hand, the air discharge portion 240 is located on the vertical side opposite to the inlet portion 220, and serves to discharge the air in the main water pipe to the outside. Therefore, the air discharge portion is preferably located at the uppermost side of each passage. Referring to the structure of the air discharge unit in detail, the air discharge unit 240 is composed of a main body 241, the inner chamber 243 is formed as a receiving space, and a cover 242 covering the upper portion of the main body. The cover 242 has an outlet hole 244 eccentrically formed on one side, and two fixing stands 243 are installed in the chamber in a downward direction close to the outlet hole.

In this structure, the fixing stand 243 is provided with an opening and closing member 245 which is a reverse cone. The opening and closing member 245 is formed with a coupling hole (245a) in the outer portion as shown in Figure 4 is inserted into the fixing hole 243 in the coupling hole, a constant gap is formed between the inserted holder and the coupling hole It can be rotated as far apart as possible. In addition, the clearance groove 245b may be formed in the lower portion where the coupling hole 245a is formed to further increase the rotation angle. As such, when the separation angle is largely formed, air gradually flows into the inner chamber 243, and when the opening and closing member 245 descends, rotates around the portion where the coupling hole and the fixing bar are coupled, and after the rotation is to some extent, the opening and closing member It will descend itself. Therefore, when air flows into the inner chamber 243, it is possible to discharge quickly, and the fixing stand 243 may be formed in a plurality of one or two or more so that the rotating shaft can be generated on a predetermined line.

In addition, as shown in FIG. 5, the air outlet 240 may be separated from the body 210 of the three-way valve. A screw thread may be formed on the lower portion of the illustrated body 241 and a thread corresponding thereto may be formed on the upper portion of the body 210 so that the coupling may be performed by screwing, and the coupling portion may include a packing to prevent leakage. Can be inserted.

In addition, the dividing valve may be provided with a corrosion preventing means to prevent corrosion.

1 to 2, the anti-corrosion distillation valve 100 provided with a three-way valve having an air discharge function of the present invention is inserted into the housing 110, the flange is formed between the water pipe, the housing Combining the upper cap 120, the upper portion of the upper cap is formed by extending the inlet pipe 140, the three-way valve 200 is mounted on the end of the inlet pipe. The coupling of the housing 110 and the water pipe and the housing 110 and the upper cap 120 is fastened by the bolt 350. In this structure, most of the housing 110, the upper cap 120 and the three-way valve 200 is made of anti-corrosion coating, but because the bolt 350 to fasten it does not have a separate coating to the corrosion Were vulnerable.

Therefore, by connecting the sacrificial anode 300 directly or by using the wire 320 to the bolt 350, the corrosion current generated in the bolt is quickly transferred to the sacrificial anode so that corrosion occurs at the sacrificial anode.

When the sacrificial anode 300 is directly connected to the bolt 350, the length of the bolt to be fastened is formed to be a long length, and the sacrificial anode 300 may be formed with a female screw to insert the protruding bolt to be fastened. have.

In addition to the bolt, the control cock 251 of the three-way valve, which is vulnerable to corrosion, may be connected to the sacrificial anode using a wire.

In addition, the sacrificial anode 300 may include magnesium, aluminum, and zinc, and may be included in the anode 310 as shown in FIG. 6. In the space inside the anode, gypsum 60 to 85%, internal resistance The mixture 340, which is mixed with 15 to 30% of bentonite and 2 to 10% of sodium sulfate having low ion exchangeability, is charged to have a high operating potential and can be used even in a high resistivity environment.

In addition, the bolts 350 respectively coupling the housing 110 and the upper cap 120 constituting the dilution valve 100 are connected to the sacrificial anode 300 by using the wire 320. The bolt may be directly welded to the bolt or the coupling terminal 330 is formed.

That is, as shown in FIG. 7A, the coupling terminal 330 may be formed in the form of a hook having one side open, and may be coupled to the threaded portion of the bolt. The coupling terminal 330 may be formed in a ring shape as illustrated in FIG. 7B. It can be used by fastening the bolt through the hole of). In addition, as shown in FIG. 7C, the coupling terminal 330 itself may be formed as a screw thread, thereby directly connecting to the bolt head, thereby reducing installation time. In addition, as shown in FIG. 7D, the bolt 350 may be drilled with a screw groove 360 formed with a thread, and a method of fixing a small coupling terminal formed on the bolt head using a small bolt 350a may be applied. .

The sacrificial anode 300 having such a structure is made of a metal having a larger ionization tendency than Fe, which is a material of the bolt for bonding among the corrosion-resistant distillation valves 100, and is bonded to the bolt to cathodic the bolt 350 and to the sacrificial anode. By polarizing the 300, the corrosion current generated in the bolt flows to the sacrificial anode so that corrosion does not occur in the bolt.

In addition, the wire for transmitting the corrosion current to the sacrificial anode is not limited to the bolt as shown, it can be used to attach to the three-way valve and the air outlet.

In addition, the above-mentioned example is only an example to demonstrate this invention. Therefore, it is obvious that the ordinary skilled in the art to which the present invention pertains uses the partial change with reference to the detailed description.

As described above, the anti-corrosion distillation valve with a three-way valve having an air discharge function of the present invention,

An inlet pipe is formed on the upper part of the dividing valve with a disk for intermittent water pipes, and a three-way valve having three flow paths formed in three directions, such as an upper and a lower part, is provided at an end of the inlet pipe. It is to perform the function, and to install a pressure gauge or a fountain pipe in the side flow path, it is possible to give a multi-function, such as air discharge and fraction and pressure measurement to the distillation valve, housing-top cap combination and housing-constant A three-way valve with air discharge function is provided to connect corrosion-sensitive parts such as bolts used for joining pipes with sacrificial anodes to quickly transfer the corrosion current to the sacrificial anodes to prevent corrosion of the bolts to extend their life. It is now possible to provide a corrosion-proof dilution valve.

In addition, the air discharge portion having the air discharge function is formed detachably from the body of the three-way valve to facilitate the replacement of the air discharge portion to provide a useful product that can reduce the maintenance work time and cost It is.

Claims (6)

Coupling the housing 110 with a flange formed between the pipelines, the disk 130 is mounted inside the housing so as to be movable up and down by a screw 150 to control the tubular body, the upper cap 120 in the housing Combining so that the disk moved upward in the settled portion 121 formed in the inner side of the upper cap, and forms an inlet tube 140 extending outward on the upper portion of the upper cap 120, the inflow A cross-shaped flow path is formed at an end of the pipe, and a three-way valve 200 in which a branch ball 260 is formed in three directions is installed at an intersection of the flow path so that the flow path can be communicated by manipulating the branch ball. In addition, the inflow part 220 which is a lower flow path of the vertical flow path of the three-way valve is installed in direct communication with the inflow pipe, and an inner chamber 243 is formed in the air discharge part 240 that is the upper flow path. Ship times The discharge hole 244 and the opening and closing member 245 for opening and closing the discharge hole is installed, the discharge portion 230 which is one side of the horizontal flow path is installed by separating the cap at the end by using the cap 231 Opening the flow path, and the adjustment portion 250, which is the other side flow path of the discharge portion is installed to the adjustment cock 251 coupled to the control groove 262 formed on one side of the branch ball 260 to rotate the adjustment cock By adjusting the branch ball 260 is rotated to interrupt the flow of the fluid, and the bolt 350 for coupling the housing 110 and the water pipe, and the housing 110 and the upper cap 120 to couple Bolt 350 has a three-way valve having an air discharge function, characterized in that the direct connection of the sacrificial anode 300 is formed with a female thread so that the corrosion current generated in the bolt is delivered to the sacrificial anode. According to claim 1, wherein the sacrificial anode 300 is separated from the bolt, and connected to the bolt and the sacrificial anode using a wire 320 having a coupling terminal 330 at the end to wire the corrosion current generated from the bolt Anti-corrosion distillation valve equipped with a three-way valve having an air discharge function, characterized in that to be delivered to the sacrificial anode through. The method according to claim 1 or 2, The air discharge unit 240, the main body 241 is formed in the inner chamber 243, which is a receiving space, the cover 242 is coupled to the upper portion of the main body, the eccentricity formed on one side of the cover outside the air inside It is made of a discharge hole 244 and the opening and closing member 245 for opening and closing the discharge hole; The opening and closing member 245 has a coupling hole 245a formed at one side as a conical in the reverse direction to allow the holder 243 to be fixed to be installed vertically downward in close proximity to the discharge hole, and a predetermined length of the upper part is formed at the forming portion of the coupling hole. By forming a clearance groove (245b) in the lower direction except for, the anti-corrosion distillation valve with a three-way valve having an air discharge function, characterized in that the opening and closing member is rotated around the coupling hole to enable vertical movement. The method of claim 3, wherein The air discharge unit 240 is formed in the lower portion of the body 241, the thread corresponding to the screw thread formed on the upper portion of the body 210 formed in the inlet and the outlet is formed to be detachable from the body by screwing Anti-corrosion distillation valve equipped with a three-way valve having an air discharge function. The method of claim 2, The sacrificial anode 300 is made of magnesium, aluminum, zinc, embedded in the positive electrode, the space in the positive electrode 310 gypsum 60 ~ 85%, bentonite 15 ~ 30%, sodium sulfate 2 ~ 10 Anti-corrosion distillation valve with a three-way valve having an air discharge function, characterized in that the mixture 340 is filled with a mixture of%. The method of claim 2, A screw thread is formed on the coupling terminal 330, which is an end of the wire 320, and a screw groove 360 is formed on the head of the bolt 350 coupling the housing to the water pipe and the housing and the upper cap to directly connect the wire. A corrosion preventing dilution valve equipped with a three-way valve having an air discharge function characterized by screwing into a screw groove.

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