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    • 66. 发明申请
    • AN IMPROVED APPARATUS FOR PRESSURE REGULATING
    • WO2021240430A1
    • 2021-12-02
    • PCT/IB2021/054644
    • 2021-05-27
    • PIETRO FIORENTINI S.P.A.
    • CECCHINATO, UmbertoZAMPIERI, NevioIMBOCCIOLI, Claudio
    • G05D16/16
    • Apparatus (1) for regulating gas pressure, and in particular of the type suitable for use and installed in systems and/or networks for the transport and/or distribution of gas, said apparatus being intended to be connected to upstream with an inlet duct (2) for the gas in said apparatus and downstream with an outlet duct (3), characterized in that it comprises: - a main regulator (10) comprising: - an inlet area (13) fluidically connectable with said inlet conduit (2), - an outlet area (14) fluidically connectable with said conduit outlet (3), - a shutter (15) which acts between said inlet area (13) and said outlet area (14) and which is movable between a closed position, in which it interrupts the passage of gas from said inlet area (13) towards said outlet area (14), and at least one opening position in which it defines a reduction of the gas passage section from the inlet area (13) to said outlet area (14), thus causing a corresponding reduction in gas pressure to be said inlet area (13) to said outlet area (14), - means, which preferably comprise an elastic element (17), which are configured to push said shutter (15) towards said closed position, - a motorization chamber (22) in which a movable element is housed, preferably a movable wall (25), which divides the chamber into a first sub-chamber (23) and a second sub-chamber (24), said first sub-chamber being fluidly connected with the inlet area (13) and/or connectable with said inlet duct (2), said second sub-chamber (24) being fluidly connected with the outlet area (14) and/or connectable with said outlet duct (3) to said apparatus (1), said movable wall (25) and said shutter (15) being integral with each other in translation, - a pilot regulator (12) comprising: - an inlet (31 ) which is fluidically connected with said first sub-chamber (23), to thus allow the passage of gas from said first sub-chamber (23) towards said inlet (31) of the pilot regulator (12), - an outlet (32) which is fluidically connected to said second sub-chamber (24), - at least one pilot valve which regulates the passage of gas from the inlet (31) to the outlet (32) of said pilot regulator (12), and also characterized in that: - said pilot regulator (12) is configured in such a way that the closing and the degree of opening of said pilot valve is controlled on the basis of the difference between a calibration pressure, preferably pre-set, and the gas pressure in correspondence with said outlet area (14) and/or the outlet duct (3) to said apparatus, - said main regulator (10) is configured so that the gas pressure in said second sub- chamber (24), and which comes from the pilot regulator (12), acts on the movable wall (25) of the motorization chamber (22) so as to move said shutter (15) towards said opening condition, while the gas pressure in said first sub-chamber (23) acts on the movable wall (25) of the motorization chamber (22) so as to move said shutter (15) towards said condition closing.
    • 68. 发明申请
    • SETTING DEVICE FOR A GAS PRESSURE REGULATOR, IN PARTICULAR FOR A PILOT DEVICE, AND GAS PRESSURE REGULATION SYSTEM COMPRISING SAID SETTING DEVICE.
    • 用于气压调节器,特别是用于导阀装置的调节装置,以及包括所述调节装置的气压调节系统。
    • WO2018020378A1
    • 2018-02-01
    • PCT/IB2017/054431
    • 2017-07-21
    • PIETRO FIORENTINI S.P.A.
    • AMADINI, Armando
    • G05D16/16G05D16/20
    • Setting device (1 ) for a pressure regulator (24), comprising: a tubular casing (2) developing according to a longitudinal axis (X) and in which there are a movable body (3), a sliding setting plate (4) and a spring (5) interposed between them; an adjusting unit (6) suited to adjust the position of the setting plate (4) and comprising a first rotating shaft (8) connected to the setting plate (4) through screw means which convert opposite rotations of the first shaft (8) into corresponding opposite movements of the setting plate (4) along the longitudinal axis (X), and an electric motor (1 1 ) powered by a control device (14) and provided with a second shaft (12) constrained to the first shaft (8). The control device (14) comprises two different input lines (44) to receive corresponding electric signals and an output line to supply power to the electric motor (1 1 ) and is configured to transmit an electric pulse emitted by any of the input lines (44) to the output line with polarity depending on the input line (44) which emitted the electric pulse.
    • 一种用于压力调节器(24)的调节装置(1),包括:管状壳体(2),所述管状壳体根据纵向轴线(X)展开并且其中存在可移动体(3) 一个滑动安置板(4)和一个夹在它们之间的弹簧(5) (4)的位置的调整单元(6),并且包括通过螺钉装置连接到设置板(4)的第一旋转轴(8),所述螺钉装置将第一轴(8)的相反旋转转换成 (4)沿纵向轴线(X)的相应的相反运动,以及由控制装置(14)驱动并设置有约束于第一轴(8)的第二轴(12)的电动机(11) )。 控制装置(14)包括两个不同的输入线(44)以接收相应的电信号和输出线以向电动机(11)供电,并且被配置为传输由任何输入线( 44)输出到输出线,极性取决于发出电脉冲的输入线(44)。
    • 69. 发明申请
    • DEVICE FOR CONTROLLING FLUID FLOW
    • 控制流体流动的装置
    • WO2017187155A1
    • 2017-11-02
    • PCT/GB2017/051147
    • 2017-04-25
    • OXFORD FLOW LIMITED
    • POVEY, ThomasCOLLINS, Matthew
    • G05D7/03G05D16/16
    • A device for controlling the flow of a fluid through a conduit from an upstream side of the device to a downstream side of the device. The device includes a valve aperture (30), a cylindrical mounting member (24) on the downstream side of the valve aperture, a valve member (26) on the outside of the cylindrical mounting member that moves reciprocally to open and close the valve aperture, a control volume (44) defined between the cylindrical mounting member and the valve member, an arrangement (8) for introducing a control pressure into the control volume, and a seal (34) between the outer surface of the cylindrical mounting member and the inner surface of the valve member that substantially seals the control volume. The valve member is acted on by the pressure of the upstream side (PI) and the control pressure (P4) so as to be moved by the difference between these pressures.
    • 用于控制流体从装置的上游侧流向装置的下游侧的流体流动的装置。 该装置包括阀孔(30),位于阀孔下游侧的圆柱形安装件(24),位于圆柱形安装件外侧的阀件(26),其往复运动以打开和关闭阀孔 ,限定在所述圆柱形安装构件和所述阀构件之间的控制容积(44),用于将控制压力引入所述控制容积的布置(8)以及位于所述圆柱形安装构件的外表面和所述圆柱形安装构件 基本上密封控制容积的阀构件的内表面。 阀部件受到上游侧(PI)和控制压力(P4)的压力的作用,以便通过这些压力之间的差移动。
    • 70. 发明申请
    • VENTIL MIT AUSTAUSCHBARER KARTUSCHE
    • 带有可更换插装阀
    • WO2015028262A1
    • 2015-03-05
    • PCT/EP2014/066779
    • 2014-08-05
    • GEORG FISCHER ROHRLEITUNGSSYSTEME AG
    • JÄCKLE, Timo
    • G05D16/16
    • F16K27/02F16K1/308F16K17/04G05D16/0655Y10T137/6011
    • Ventil für flüssige und gasförmige Medien insbesondere zur Regelung des Drucks in Rohrleitungen enthaltend ein Gehäuse aus mindestens einem Ober-und Unterteil, eine Druckeinstelleinheit, wobei die Druckeinstelleinheit eine Spindel, einen Federteller, einen Federhalter und mindestens eine Feder aufweist, eine Kartusche, wobei die Kartusche eine Funktionseinheit bildet mittels der die Funktion des Ventils definiert wird, wobei die Kartusche vorzugsweise ein Innengehäuse, ein Befestigungsmittel, einen Kolben und eine Membrane enthält, wobei die Membrane zur Unterteilung des Gehäuses in einen mediumsfreien und einen mediumsdurchströmten Bereich dient, wobei die Kartusche als Funktionseinheit vormontiert ist und im Gehäuse als komplette Einheit austauschbar angeordnet ist.
    • 阀为液体和气体介质,特别是用于控制包括至少一个上部和下部,一个打印设置,其中,所述压力调节单元具有一主轴,一个弹簧板,弹簧保持器和至少一个弹簧,一个盒的壳体管中的压力,所述盒 通过该阀的功能被定义的功能单元的形式中,盒最好包括一个内壳体,一个连接装置,一个活塞和一个隔膜,其中用于通过所述流动区域,用于将所述壳体到介质中自由和介质膜,盒作为功能性单元 是预先组装和在壳体作为一个完整的单元更换地布置。