Shut-off valve
专利摘要:
1. OVERLAP VALVE, comprising a housing with an inlet fitting and an outlet opening, overlapped with a zaporny element associated with a membrane dividing the housing cavity into a supermembrane and submembrane chambers, and an auxiliary valve connected with a maximum level sensor of the system to be filled, whose body is hollow and contains a valve, characterized in that, in order to ensure the reliability of the valve, the submembrane chamber communicates with the inlet pipe, the locking element is placed in the submembrane chamber, in the membrane The throttle opening is made in the wound, which connects the supermembrane and submembrane chambers between them, the maximum level sensor is made as a secondary diaphragm located between the auxiliary valve body and its additional membrane, the cavity under which communicates with the atmosphere, in the auxiliary valve body there is a hole that connects the supermembrane chamber with the cavity under the additional diaphragm, and the auxiliary valve housing is provided with a communicating cavity above the additional diaphragm with atmosphere Yelnia pipe facing to the end filled by the system, wherein the auxiliary valve is placed in a chamber that nadmembrannoy; Ralegh with the rod, passed through a hole in korpu-. All of the auxiliary valve, the vent hole is made tapering, a channel is made in the valve body, CO indicating the narrowest part of the outlet with an additional pipe, and a throttle was installed in the additional pipe at the place of communication with the cavity. 2. Valve according to claim 1, which is connected with the fact that it is equipped with a drip tank, placed tsD under the outlet, and connected to its lower part and to the cavity above the additional membrane with a double V-shaped tube with different lengths of knees, communicated between a horizontal section, the horizontal section being provided with a diverter tube facing the filling system, and the knee with the smallest length is located on the storage side and an opening is made in its lower part. 公开号:SU1093260A3 申请号:SU792830604 申请日:1979-10-23 公开日:1984-05-15 发明作者:Патаки Йожеф;Бучи Йожеф;Бона Иштван;Коти Антал;Хидвеги Ференц;Газдаг Андраш;Силваши Эндре 申请人:Омюв Орвоши Мюсер Еш Вашипари Севеткезет (Инопредприятие); IPC主号:
专利说明:
I The invention relates to a valve industry and is intended to automatically maintain the level of a liquid in a filled system. The closest in technical essence to the invention is a valve comprising a housing with an inlet pipe and an outlet opening blocked by a closure element associated with a membrane dividing the housing cavity into a supramembrane and submembrane chamber, and associated with the sensor The valve body of which is made hollow and contains a cover G1 3. The disadvantage of this valve is its low reliability associated with the design of the maximum level sensor. The purpose of the invention is to increase the reliability of the shut-off valve. This goal is achieved by the fact that in the shut-off valve, containing the body with the inlet pipe and the outlet opening, blocked by a removable element connected to a membrane dividing the body cavity into the supermembrane and submembrane chambers, and associated with the sensor of maximum level filled of the system, the auxiliary valve, the casing of which is hollow and contains a valve, the submembrane chamber communicates with the inlet pipe, the locking element is placed in the submembrane chamber, the throttle opening is made in the membrane, communicating with each other a submembrane submembrane chamber, the maximum level sensor is discharged in the form of an auxiliary valve body located between and its additional membrane diaphragm, the cavity under which is connected to the atmosphere, an opening is made in the auxiliary valve body that connects the submembrane chamber with the cavity under the additional membrane , and the auxiliary valve body is provided with a communicating cavity above the additional membrane. With the atmosphere, an additional branch pipe, facing to the filling In this case, the auxiliary valve is made in the form of a plate in a supramembrane chamber with a brush passed through the hole in the auxiliary valve body, the outlet hole is narrowed, the valve body is made in the body of the valve, which communicates the narrowest part of the outlet hole with an additional nipple, and an additional throttle washer is installed in the additional pipe in the place where it communicates with the cavity above the additional membrane. In addition, the valve can be equipped with a transfer accumulator, located under the outlet, and connected to its lower part and to the cavity above the additional membrane with a double V-shaped tube with different knee lengths, connected to each other by a horizontal section, and the horizontal section is equipped with a discharge tube, facing the filled system, and the knee with the smallest length is located on the storage side and a hole is made in its lower part. FIG. 1 shows a shut-off valve, a general sectional view; in fig. 2 - constructive version of the shut-off valve. In the valve housing 1, a cavity 2 is provided, communicating with the inlet port 3 and the outlet 4. The outlet opening 4 is blocked by a locking element 5 connected to the membrane 6 separating the cavity of the housing into the submembrane 7 and the submembrane 8 of the chamber. In this case, the diaphragm chamber 8 communicates with the inlet pipe 3, the stop element 5 is placed in the submembrane chamber 8, and in the membrane 6 there is a choke hole 9, which informs the supermembrane and submembrane chambers. The shut-off valve also contains an auxiliary valve, the hollow body 10 of which with an additional pipe 11 is closed by a clamp 12, and a sensor of the maximum level of the filled system, made in the form of an additional diaphragm 13 between the case 10 of the auxiliary valve and its clamp 12, communicated with the atmosphere. In the housing 10 of the auxiliary valve, a hole 15 is made, which communicates the supramembrane chamber 7 with the core 14 under the additional membrane. An additional pipe 11 will communicate the cavity 16 above the additional membrane with the atmosphere and its end face 17 to the filled system 18. The auxiliary valve is made in the form of a plate 19 with a stem 20 propped through a hole 15 in the auxiliary valve housing located in the supermembrane chamber. The outlet 4 of the shut-off valve is made tapering, and in duct 1, channel 21 is made, jointly the narrowest part 22 of the outlet orifice and additional nozzle 11. In an additional nozzle, at the point of communication with the cavity 16, a throttle washer 23 is installed. In addition, the shut-off valve can be provided with a flow-through accumulator 24 placed under the outlet 4 and connected to its lower part 25 and to the cavity 16 above the additional membrane with a double V-shaped tube 26 c. The knee lengths 27 and 28 are interconnected by a horizontal section 29, which is equipped with a diverter tube 30 facing the filling system, and the knee 27 with the smallest length is located on the accumulator side 24 and its opening 31 is made in its lower part. in the following way. The tank filling liquid through the inlet pipe 3 enters the submembrane chamber 8 and from there through the outlet 4 to the filling system 18. The cavity 16 above the additional membrane is connected to the atmosphere through the open end of the additional pipe and the plate of the auxiliary valve is under the influence of weight lower position, in which the hole in the auxiliary valve body, which connects the supramembrane chamber and the cavity under the additional membrane, is open and the liquid can flow out of submembras This chamber through the orifice 9, the supermembrane chamber 7, the orifice 15, the cavity 14 under the additional diaphragm outside, creating a pressure period at the orifice 9 that holds the diaphragm and the locking element 5 in the open position. When the fluid level in the filled system rises to the end of the additional nozzle, the pressure in the cavity 16 above the additional membrane drops below atmospheric due to the ejecting effect exerted by the fluid flow in the narrowest part 22 of the outlet nozzle associated with the additional nozzle 11 of the channel 21. As a result, the membrane under the action of atmospheric pressure in the cavity 14 rises, and the plate 19 associated with it closes the opening 15. The pressure in the supramembrane chamber rises, and the shut-off element The vent 5 closes off the outlet 4, and stops filling the system. When the fluid level in the filled system is lowered below the end of the additional nozzle, the pressure in the cavity above the additional diaphragm increases, orifice 15 opens, and the resulting pressure differential across the orifice 9 opens the valve. If the device has a transfer accumulator and a double V-shaped tube, the liquid coming from the outlet is fed to the transfer circuit 24 and flows to the filling system. In this case, the double Y-tube is partially filled to the level corresponding to the level in the overflow accumulator. When the valve is closed and when the level of the liquid in the tank is lowered below the level of the horizontal section 29, the levels of fluid in the knees 27 28 become different: the difference in levels in the knee 27 is determined by the overpressure corresponding to the level of the liquid in the tank being filled, and the negative pressure in the horizontal section 29, and in the knee 28 by atmospheric pressure and vacuum in the horizontal section. When lowering the level in the filled tank to. the lowest mark corresponding to the bottom of the knee 27 is disturbed by the vacuum in the horizontal portion 29, and the fluid levels in the knee 28 are instantly equalized. A column of fluid in the knee 28, like a piston, forces air into the cavity above the additional diaphragm, which leads to the opening of the hole 15 and, accordingly, the opening of the shut-off valve. 510932606 filling the system. Such a constructive implementation to the maximum level, which defines an overlapping valve, allows an additional pipe end to be used. improve the reliability of his work. Max L 3D
权利要求:
Claims (2) [1] 1. OVERLAP VALVE, comprising a housing with an inlet pipe and an outlet opening blocked by a locking element connected to a membrane dividing the housing cavity into a submembrane and submembrane chamber, and an auxiliary valve connected to the maximum level sensor of the filling system, the housing of which is hollow and contains a cover, characterized in that, in order to increase the reliability of the valve, the sub-membrane chamber is in communication with the inlet pipe, the locking element is placed in the sub-membrane chamber, in the membrane A throttle aperture is connected, which communicates between the supramembrane and submembrane chambers, the maximum level sensor being made as an additional membrane placed between the casing of the auxiliary valve and its cover, the cavity under which is in communication with the atmosphere, an opening is made in the casing of the auxiliary valve communicating with the casing with the cavity under the additional membrane, and the body of the auxiliary valve is equipped with an additional pipe connecting the cavity above the additional membrane with the atmosphere, about an end face to the filling system, while the auxiliary valve is made in the form of a plate placed in the supmembrane chamber with a rod passed through an opening in the housing. All auxiliary valve, the outlet is made tapering, a channel is made in the valve body that communicates the narrowest part of the outlet with an additional nozzle, and a throttle washer is installed in the additional nozzle in the place where it communicates with the cavity above the additional membrane. [2] 2. Valve according to π. 1, characterized in that it is equipped with a transfer hopper located under the outlet and connected to its lower part and to the cavity above the additional membrane by a double V-shaped tube with different lengths of elbows, connected between each other by a horizontal section, and the horizontal section is equipped with a discharge pipe facing the filling system, and the elbow with the smallest length is located on the drive side and a hole is made in its lower part.
类似技术:
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同族专利:
公开号 | 公开日 CS214808B2|1982-06-25| YU258579A|1983-10-31| DD147140A5|1981-03-18| HU178678B|1982-06-28| AT1763T|1982-11-15| EP0010310B1|1982-11-03| DE2963985D1|1982-12-09| EP0010310A3|1980-05-28| PL120593B1|1982-03-31| PL219174A1|1980-07-28| EP0010310A2|1980-04-30| US4292996A|1981-10-06|
引用文献:
公开号 | 申请日 | 公开日 | 申请人 | 专利标题 US961577A|1909-09-15|1910-06-14|Charles Oskar Bergmark|Feed-water regulator.| US2626006A|1949-10-11|1953-01-20|Ingersoll Rand Co|Liquid-gas separator| GB724416A|1952-02-20|1955-02-23|Yves Marie Ponsar|Improvements in or relating to arrangements for adjusting the flow of liquids| US2967542A|1957-01-28|1961-01-10|Bernard B Einer|Air-flow ball cock| US3020924A|1959-09-14|1962-02-13|Parker Hanaifin Corp|Automatic shut-off valve| US3242940A|1963-11-19|1966-03-29|Sirotek Louis|Liquid flow control valve for toilet flush tanks| US3363641A|1965-04-09|1968-01-16|Gerald D. Mylander|Automatic flow control valve responsive to liquid level| US3561465A|1969-05-07|1971-02-09|Parker Hannifin Corp|Jet level sensor| FR2151539A5|1971-09-02|1973-04-20|Jones Hugh| US4024887A|1975-11-24|1977-05-24|Vought Corporation|Automatic valving system| US4191208A|1977-09-14|1980-03-04|Mylander Gerald D|Automatic fill-stop valve| US4161188A|1977-12-02|1979-07-17|Parker-Hannifin Corporation|Jet type liquid level sensor and system|DE3448371C2|1983-09-28|1994-06-30|Masco Corp|Liquid level control unit e.g. toilet cistern| US4574826A|1983-09-28|1986-03-11|Masco Corporation|Adjustable vacuum breaker fill valve| US4515178A|1984-05-29|1985-05-07|Campau Daniel N|Liquid level control device| US4522228A|1984-06-12|1985-06-11|Campau Daniel N|Fluidic level control system| US4607658A|1985-11-01|1986-08-26|Fraser Gerald M|Water level control device| US4790349A|1988-04-04|1988-12-13|Stant Inc.|Tank pressure control system| US4953583A|1989-03-24|1990-09-04|Stant Inc.|Tank pressure control valve| US5099880A|1989-03-24|1992-03-31|Stant Inc.|Fuel tank venting control valve assembly| US4945944A|1989-06-28|1990-08-07|Chen Shu Yuan|Fill valve for toliet tanks| US5090442A|1990-07-17|1992-02-25|Flow-Rite Controls, Ltd.|Field repairable apparatus for use in filling containers to a predetermined level| US5275216A|1992-08-07|1994-01-04|Haedt Christopher R|Liquid overflow shut-off valve| US5678600A|1995-06-07|1997-10-21|Locke; Randal D.|Filling valve| EP1144889B1|1998-12-23|2011-03-30|Goyen Controls Co. Pty. Limited|Air flow control valve| CN1108475C|2000-05-31|2003-05-14|李慧岭|Automatic on-off valve| GB0314680D0|2003-06-24|2003-07-30|Bell Thomas H|Improved valve system| US7068175B1|2004-03-04|2006-06-27|Larry Pennington|Water level warning device| AP2009004856A0|2006-10-16|2009-06-30|Microflow Int Pty Ltd|Fluid level control valve| US8550128B2|2008-06-16|2013-10-08|Michael J. Mitrovich|Fluid flow control valve with upper bleed port and system| CN101907191B|2009-06-03|2012-06-20|王宏林|Hydraulic pressure regulating valve for irrigating farm fields| US8631818B2|2011-06-28|2014-01-21|Michael J. Mitrovich|Vertical float valve assembly| WO2013052667A1|2011-10-04|2013-04-11|Spillx Llc|Refilling apparatus with jet level sensor| CN103292013A|2013-06-05|2013-09-11|遵义群建塑胶制品有限公司|Method and device for preventing irrigation electronic control valve from being out of operation| US10316502B2|2015-03-12|2019-06-11|Fluidmaster, Inc.|Flow diverter with antisipohon| US10703388B2|2015-12-03|2020-07-07|Spillx Llc|Refueling adapter|
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申请号 | 申请日 | 专利标题 HU78PA1331A|HU178678B|1978-10-24|1978-10-24|Closing valve for filling liquid and for keeping as well as controlling level| 相关专利
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