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    • 1. 发明专利
    • Check valve
    • 检查阀
    • JP2009222235A
    • 2009-10-01
    • JP2009161168
    • 2009-07-07
    • Ebara Corp株式会社荏原製作所
    • SUZUKI SHINJIMIYAMOTO MASAKIMIYASAKI ATSUSHIYOSHIMOTO MASAHITO
    • F16K15/03E03F5/22E03F7/04
    • PROBLEM TO BE SOLVED: To provide a check valve without making its opening-closing function insufficient by a dust, and without depositing the dust in a header pipe, in the check valve arranged in a riser (a discharge pipe). SOLUTION: This self-closing check valve is arranged in the riser 102 of a drain facility, with a structure for opening by the inflow of discharge water by pump operation and closing by stopping of the discharge water by pump stopping, by arranging a freely rotatable valve element 21 in a valve casing 20, and is formed by arranging a dust deposit space 26 outside a rotary range of the valve casing 20 and the valve element 21, and is provided with a drain pipe 29 communicating with an opening 27 communicating with this dust deposit space, and is also provided with a cover 28 for closing the opening 27 and an opening valve 30 for opening or closing the drain pipe so that the dust G slips down on the dust deposit space 26 when closing the valve element 21. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种止回阀,而不会使其打开关闭功能不充分,并且不会在集管内沉积灰尘,而是设置在提升管(排出管)中的止回阀中。 解决方案:该自动关闭止回阀布置在排水设备的提升管102中,具有通过泵运行和关闭通过泵停止排出水的排放而打开排放水的结构,通过布置 在阀壳20中可自由旋转的阀元件21,并且通过在阀壳体20和阀元件21的旋转范围外部布置灰尘沉积空间26而形成,并且设置有与开口27连通的排水管29 与该灰尘沉积空间连通,并且还设置有用于封闭开口27的盖28和用于打开或关闭排水管的打开阀30,使得灰尘G在关闭阀元件时在灰尘沉积空间26上滑落 21.版权所有(C)2010,JPO&INPIT
    • 2. 发明专利
    • Check valve and drainage facility
    • 检查阀门和排水设施
    • JP2005155770A
    • 2005-06-16
    • JP2003394606
    • 2003-11-25
    • Ebara Corp株式会社荏原製作所
    • SUZUKI SHINJIMIYAMOTO MASAKIMIYASAKI ATSUSHIYOSHIMOTO MASAHITO
    • E03F7/04F04B53/10F16K15/03
    • PROBLEM TO BE SOLVED: To provide a check valve provided in a riser (a discharge pipe) and capable of preventing its opening and closing functions from becoming insufficient due to refuse and preventing refuse from being deposited in a header pipe and to provide drainage facility. SOLUTION: This self-closing type check valve is constituted in such a way that a rotatable valve element 21 is provided in a valve box 20, is opened due to inflow of discharge water by operating a pump, is closed due to stop of discharge water by stopping the pump, and is provided in the riser 102 of the drainage facility. A refuse deposit space 26 is provided outside a scope of turn of the valve element 21 in the valve box 20, the valve element 21 is provided at a position deviated from a pipe central axis of the riser 102, and refuse G sinking and abutted on the valve element 21 when closing slips off into the refuse deposit space 26. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种设置在提升管(排出管)中的止回阀,并且能够防止其由于垃圾而导致的开闭功能不足,防止垃圾沉积在集管中,并提供 排水设施。 解决方案:这种自闭式止回阀构成为使得可旋转的阀元件21设置在阀箱20中,由于通过操作泵而流入排出水而被打开,由于停止而关闭 的排水,通过停止泵,并且设置在排水设施的提升管102中。 在阀箱20内的阀体21的转向范围之外设置有垃圾处理空间26,阀元件21设置在与提升管102的管中心轴线偏离的位置,并且拒绝G下沉并抵靠 阀门21在关闭时进入垃圾存放空间26.版权所有(C)2005,JPO&NCIPI
    • 3. 发明专利
    • Drainage screen and drainage equipment
    • 排水筛网和排水设备
    • JP2005155149A
    • 2005-06-16
    • JP2003394605
    • 2003-11-25
    • Ebara Corp株式会社荏原製作所
    • SUZUKI SHINJIMIYASAKI ATSUSHIMIYAMOTO MASAKIYOSHIMOTO MASAHITO
    • E03F5/14E03F5/06
    • Y02A30/68
    • PROBLEM TO BE SOLVED: To provide a drainage screen and a drainage equipment capable of making storm water flow into a side ditch, a drain gutter and a collecting inlet for a long period of time without closing the screen by covering the upper surface of the screen with foreign matter such as trash, etc. flowing into together with water such as storm water, etc.
      SOLUTION: The drainage screen 20 installed in a water influx place wherein water such as storm water, etc. of the road side ditch or the drain gutter or the collecting inlet 1 or the like flows and eliminating foreign matter such as trash, etc. flowing into the water influx place together with water is so constituted that a horizontal plane 21 and an inclined plane are set in the water influx surface to make difference altitude when the drainage screen 20 is installed in the water influx place.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种能够使雨水长时间流入侧沟,排水沟和收集入口的排水筛和排水设备,而不会通过覆盖上表面而关闭筛网 与诸如雨水等与水流入的诸如垃圾等异物的屏幕。解决方案:排水屏20安装在水涌入处,其中诸如雨水等的水 路面沟或排水沟或收集口1等与水一起流动并排除与水相流入的水中的杂质等,构成为将水平面21和倾斜面设置在 当排水屏20安装在水流入口时,水流入表面使差异高度。 版权所有(C)2005,JPO&NCIPI
    • 5. 发明专利
    • 地下排水機場およびその運転方法
    • 地下排水泵站及其运行方法
    • JP2014234665A
    • 2014-12-15
    • JP2013117656
    • 2013-06-04
    • 株式会社荏原製作所Ebara Corp
    • CHIBA MAKOTOUCHIDA YOSHIHIRONAKASHIO YUJIYOSHIMOTO MASAHITO
    • E03F1/00E03F5/22
    • Y02A30/45
    • 【課題】閉水路運用を行う地下放水路を使用した地下排水機場において、ポンプ異常停止の際に発生するサージング現象を効果的に防止すると共に、広大な設置面積を不要とし、かつ信頼性の高い地下排水機場を提供することを課題とする。【解決手段】排水機場は、閉水路運用を行う流入水路2に接続され、自由表面を有するように構成される吸込水槽3と、吸込水槽3内の水を所定の吐出場所へ移送するポンプ4と、吸込水槽3に連通し、該吸込水槽3から上方に延びる調圧分槽6とを備える。調圧分槽6は、吐出場所5の計画最高水位よりも高い越流堰7を介して、吐出場所5と連通する越流流路8と連通している。【選択図】図2
    • 要解决的问题:为了提供使用进行封闭通道应用的地下排放通道的地下排水泵站,能够有效地防止在泵的异常停止的情况下产生浪涌现象,消除了大的安装面积的需要,并且具有 高可靠性。解决方案:排水泵站包括:吸入池3,其构造成连接到执行封闭通道应用并具有自由表面的流入通道2; 用于将抽吸泵3中的水输送到预定排放位置的泵4; 以及与吸入池3连通并从吸入池3向上延伸的压力调节部分罐6。 压力调节部分罐6通过高于排出位置5的计划最大水位的溢流堰7与与排放位置5连通的溢流通道8连通。
    • 6. 发明专利
    • Pump gate facility and its operating method
    • 泵门设备及其操作方法
    • JP2009293216A
    • 2009-12-17
    • JP2008145927
    • 2008-06-03
    • Ebara CorpEbara Yoshikura Hydro-Tech Co Ltd株式会社 荏原由倉ハイドロテック株式会社荏原製作所
    • UCHIDA YOSHIHIRONAGAOKA KAZUHIROMIYASAKI ATSUSHIYOSHIMOTO MASAHITO
    • E02B7/20
    • PROBLEM TO BE SOLVED: To provide a pump gate facility capable of preventing floating matters from flowing into a pump gate even if a water level for starting the operation of a pump is higher than the upper end level of a discharge water channel. SOLUTION: This pump gate facility comprises the pump gate 30 and a dust collector 40. When the water level L2 for starting the operation of the pump at the pump gate 30 is higher than the upper end level L3 of the discharge water channel 20 and equal to a normal natural downflow water level, the pump gate 30 and the dust collector 40 are raised for natural downflow. When the water level is equal to the water level L2, the dust collector 40 is lowered to stop the inflow of the floating matters S captured by the dust collector 40 into the pump gate 30, and the discharge water channel 20 is closed by the pump gate 30 for forcibly discharging water. A detachable floating matter suppressing device 50 which has a surface facing the water flow of a water level higher than near the upper end level L3 of the discharge water channel and which receives the floating matters S flowing thereto at a water level higher than the upper end level L3 of the discharge water channel and suppresses the stagnation of the floating matters before the pump gate 30 is installed on the upstream side of the dust collector 40. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:即使用于启动泵的操作的水位高于排放水通道的上端水平,也提供能够防止浮动物质流入泵门的泵门设备。 解决方案:该泵门设施包括泵门30和集尘器40.当在泵门30处启动泵的操作的水位L2高于排水通道的上端水位L3时 20并且等于正常的自然下流水位,泵门30和集尘器40被升高以便自然下流。 当水位等于水位L2时,集尘器40被降低以阻止由集尘器40捕获的浮动物质S流入泵门30中,并且排出水通道20被泵关闭 门30强制排水。 一种可拆卸的浮动物质抑制装置50,其具有面对水位高于排放水通道的上端水平L3的水流的表面,并且以高于上端的水位接收浮动物质S流动 排水通道的水平L3,并且在泵门30安装在集尘器40的上游侧之前抑制浮动物质的停滞。版权所有(C)2010,JPO&INPIT