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    • 71. 发明申请
    • CHECK VALVE PLATE WITH ANTI-PRESSURE SURGE DEVICE
    • 检查阀板与抗压冲洗装置
    • WO00047924A1
    • 2000-08-17
    • PCT/GB2000/000415
    • 2000-02-10
    • F16L55/02F16K15/03F16K15/06F16K47/02F17D1/08
    • F16K47/02F16K15/03Y10T137/7766Y10T137/7772Y10T137/7842Y10T137/7898Y10T137/7929
    • An anti-pressure surge device mounted in or on a closure member (1) of a check valve to eliminate overpressure and reduce shock waves in a pipeline when the check valve closes. The anti-pressure surge device comprises a fast acting flow relieving valve having a flow path sufficient in the open position to relieve the reverse flow on closure of the check valve closure member and is designed to open when the back pressure shock wave on the downstream side of the valve approaches a predetermined value. A suitable anti-pressure surge device comprises a poppet comprising a piston portion (7) and a sealing element (7A) moveable by the back pressure shock wave against a resilient means such as disk springs (10).
    • 安装在止回阀的关闭构件(1)中或其上的防压浪涌装置,以在止回阀关闭时消除过压并减少管道中的冲击波。 该抗压浪涌装置包括一个快速作用的流量减小阀,其具有足够的开启位置的流动路径以减轻止回阀关闭构件的关闭时的反向流动,并被设计成当下游侧的背压冲击波 的阀接近预定值。 合适的抗压浪涌装置包括提升阀,其包括活塞部分(7)和密封元件(7A),所述密封元件能够通过背压冲击波抵抗诸如盘簧(10)的弹性装置移动。
    • 72. 发明申请
    • FIRE- AND SOUND-PROOFING PIPE STRUCTURE
    • 消防和声音检测管道结构
    • WO99047846A1
    • 1999-09-23
    • PCT/JP1998/001131
    • 1998-03-16
    • F16L5/04F16L55/02A62C2/00A62C3/00E04B1/94F16L5/00F16L5/02
    • F16L5/04
    • A fire- and sound-proofing pipe structure arranged in the interior of a housing, wherein a through-hole portion of a slab constituting a floor or a ceiling or a wall of the interior of the housing has a pipe structure equipped with only a fire-proofing layer on the outer periphery of a rigid resin pipe and portions other than the through-hole has a pipe structure equipped with a sound-proofing layer on the outer peripheral surface of the fire-proofing layer. Since the through-hole portion of the slab has the pipe structure equipped with only the fire-proofing layer on the outer periphery of the rigid resin pipe in this fire- and sound-proofing pipe structure, the pipe structure can be arranged in the same pipe space as that of conventional fire-proofing two-layered pipes. The portions of this fire- and sound-proofing pipe structure other than the through-hole portion have the pipe structure equipped with the sound-proofing layer on the outer peripheral surface of the fire-proofing layer, and the sound generated by a fluid flowing through the pipe can be efficiently prevented from getting out into rooms.
    • 一种布置在壳体内部的防火和隔音管结构,其中构成地板或天花板的板坯的通孔部分或壳体内部的壁具有仅配置有火的管道结构 在刚性树脂管的外周上的防护层和通孔以外的部分具有在防火层的外周面上配有防声层的管结构。 由于在该防火隔声管结构中,板坯的通孔部具有在刚性树脂管的外周仅具有防火层的管结构,所以管结构可以相同地配置 管道空间与常规防火双层管道相同。 除了通孔部分之外,该防火隔音管结构的部分具有在防火层的外周面上配有隔音层的管道结构,并且由流体流动产生的声音 可以有效地防止通过管道进入房间。
    • 73. 发明申请
    • ENERGY ATTENUATION DEVICE FOR A CONDUIT CONVEYING LIQUID UNDER PRESSURE
    • 用于在压力下输送液体的能量衰减装置
    • WO99027292A1
    • 1999-06-03
    • PCT/US1998/025343
    • 1998-11-24
    • F16L55/02F16L55/027F16L55/04
    • F16L55/02727
    • An energy attenuation device for a conduit conveying liquid under pressure, a system incorporating same, and a method for attenuating energy in a conduit, are provided. The device (20) includes a conduit (23) that is disposed in or is part of the liquid-conveying conduit (T), wherein a chamber (22) having an inlet end (25) and an outlet end (26) is formed in the conduit (23). Two separate tubes (21) are disposed in the chamber (22) of the conduit such that a respective annular space (33) is provided between an inner peripheral surface (32) of the conduit (23) and an outer peripheral surface (30, 31) of each of the tubes (21), wherein at least one of the tubes has at least one hole (34) in the outer peripheral surface (30, 31) thereof to allow communication between the interior of the tube (21) and the chamber (22), and wherein each of the tubes (21) has a free end (27, 28) which is spaced from the free end (28, 27) of the outer tube (21) and/or from a component (38; 25, 26) of the conduit (23).
    • 提供了一种用于在压力下输送液体的管道的能量衰减装置,包括其的系统以及用于衰减管道中的能量的方法。 所述装置(20)包括设置在所述液体输送导管(T)的一部分中的导管(23),其中形成有具有入口端(25)和出口端(26)的腔室(22) 在导管(23)中。 两个独立的管道(21)设置在管道的腔室(22)中,使得相应的环形空间(33)设置在导管(23)的内周表面(32)和外周表面(30, 每个管(21)的至少一个孔(31),其中至少一个管在其外周表面(30,31)中具有至少一个孔(34),以允许管(21)的内部和 腔室(22),并且其中每个管子(21)具有与外管(21)的自由端(28,27)间隔开的自由端(27,28)和/或与组件 38; 25,26)。
    • 75. 发明申请
    • SOUND-PROOFING TUBULAR MEMBER
    • 声音管状构件
    • WO1999014526A1
    • 1999-03-25
    • PCT/JP1997003254
    • 1997-09-12
    • SHISHIAI-KABUSHIKIGAISHA
    • SHISHIAI-KABUSHIKIGAISHAOHIRA, YasuyukiHORI, Mitsuo
    • F16L55/02
    • F16L9/21
    • A sound-proofing tubular member which is used as a piping for a plumbing work of a building or an air conditioner, and characterized in that a continuous foamed resin layer having an outer skin portion which is not foamed or is foamed at a low ratio, is formed integrally around a rigid resin tube constituting the sound-proofing tubular member. Therefore, this sound-proofing member can eliminate the site fitting work of a sound-proofing layer. Since the foamed resin layer around the rigid resin tube of this sound-proofing tubular member has both sound absorption and sound insulating properties, the trouble of installing separately a sound absorption layer and a sound insulating layer can be eliminated.
    • 一种隔音管状构件,其用作建筑物或空调的管道工作的管道,其特征在于,具有不发泡或以低比例发泡的外皮部分的连续发泡树脂层, 整体地形成在构成隔音管状构件的刚性树脂管周围。 因此,该隔音构件可以消除隔音层的现场配合工作。 由于这种隔音管状构件的刚性树脂管周围的发泡树脂层具有吸声隔声性,因此可以消除单独安装吸声层和隔音层的麻烦。
    • 80. 发明申请
    • СПОСОБ ГАШЕНИЯ КИНЕТИЧЕСКОЙ ЭНЕРГИИ ПОТОКА И УСТРОЙСТВА ГАШЕНИЯ ЭНЕРГИИ
    • WO2019093920A1
    • 2019-05-16
    • PCT/RU2017/001018
    • 2018-01-17
    • ГРИГОРЬЕВ, Виктор Миронович
    • ГРИГОРЬЕВ, Виктор Миронович
    • E02B8/06F15D1/02F16L55/02
    • E02B8/06
    • Группа изобретений относится к способам гашения энергии потоков жидкостей или газов и может быть использована в гидротехническом строительстве и машиностроении. Группа изобретений включает способ гашения кинетической энергии потока жидкости и/или газа с направлением вектора скорости движущегося вторичного потока по отношению к вектору скорости первичного потока с углом встречи более 180°, гаситель энергии потока цилиндрообразный, содержащий канал гасителя потока, на входе плавно переходящий в полуцилиндрический колодец с образующей кривой в виде участка спирали Архимеда, гаситель энергии потока тороидальный, включающий водовод, кольцевую камеру, конфузор, при этом канал водовода гасителя потока на входе в кольцевую камеру заканчивается конфузором и через зазор упирается в вершину корпуса фигуры вращения с образующей кривой в виде участка спирали Архимеда, каскадный тормоз потока, включающий последовательно установленные и соединённые между собой на протяжении участка потока гасители скорости потока в количестве более одного, взбег-успокоитель, выполненный в виде полуцилиндрического колодца и заглубленный в грунт дна реки с отметкой верхней кромки ниже отметки дна реки, а от нижней кромки полуцилиндрического колодца выполнена наклонная плита с подъёмом в сторону дна реки и расширением в месте входа в реку.