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    • 4. 发明专利
    • 逆流防止装置
    • 回流防止装置
    • JP2015025492A
    • 2015-02-05
    • JP2013154747
    • 2013-07-25
    • 株式会社ノーリツNoritz Corp
    • KINOSHITA RYOTASUGIE SHIGEO
    • F16K27/00F16K7/17F16K31/365F24H9/16
    • 【課題】全体が大きく嵩張ることを抑制し、小型化などを好適に図ることが可能な逆流防止装置を提供する。【解決手段】1次側流水路11および2次側流水路12がそれぞれ内部に形成された第1および第2の管体部1A,1Bを有し、かつこれらが略L字状に交差して一体的に繋がっているケーシングCと、2次側流水路12に連通した排水路50が形成されたハウジング部5を有する逃がし弁V2と、を備えている、逆流防止装置Aであって、逃がし弁V2のハウジング部5は、ケーシングCのうち、第1および第2の管体部1A,1Bが互いに交差して形成された隅部19に位置し、かつ第1および第2の管体部1A,1Bのそれぞれに一体的に繋がっている。【選択図】図1
    • 要解决的问题:提供一种通过抑制整个装置变得笨重而可以充分地减小的回流防止装置。解决方案:背部防流体装置A包括:壳体C,其具有第一和第二管体部分1A, 1B分别形成有初级侧水流路11和次级侧水流路12,并且其中第一和第二管体部分交叉大致L形并且彼此一体化; 以及具有壳体部5的安全阀V2,其中形成有与次级侧水流路12连通的排水路50。 安全阀V2的壳体部分5位于通过第一和第二管体部分1A,1B彼此交叉形成的壳体C的角部19处,并且分别与第一和第二管体部分1A,1B一体化 。
    • 5. 发明专利
    • Pressure reduction valve
    • 减压阀
    • JP2014013429A
    • 2014-01-23
    • JP2012149640
    • 2012-07-03
    • Fuji Koki Corp株式会社不二工機
    • MOCHIZUKI KENICHI
    • G05D16/06F16K17/196F16K31/365
    • PROBLEM TO BE SOLVED: To prevent a pressure-sensitive responsive member from being given any adverse influence as much as possible when an escape valve is opened and reduce the number of components.SOLUTION: A pressure reduction valve comprises: a resin valve main body 10 including a valve chamber 21 having an opening in an upper surface, and internally having a valve seat 23 with a valve port 22, an outflow chamber 26 disposed at the lower side of the valve port, and a primary side inflow port communicating with the valve chamber and a secondary side outflow port communicating with the outflow chamber disposed in the outer peripheral section; a valve bar 30 including a valve body section 35 for opening and closing the valve port from the lower side, which is constituted so as to be fitted in the valve main body so as to freely slide in a vertical direction; and a diaphragm device 40 mounted on the upper part such that a top opening 10a of the valve main body is closed for driving the valve bar to open and close in a vertical direction. A pressure-sensitive chamber 24 for making the diaphragm device sense a secondary side pressure is disposed between the secondary side outflow port and a diaphragm 41, and an escape valve 70 for allowing a primary side pressure to escape to the outflow chamber when the primary side pressure exceeds a predetermined value is laterally disposed at the specific site of the valve main body.
    • 要解决的问题:为了防止压力敏感部件在打开排气阀时尽可能地受到任何不利影响,并减少部件数量。解决方案:减压阀包括:树脂阀主体10 包括在上表面具有开口的阀室21,内部具有带阀口22的阀座23,设置在阀口下侧的流出室26和与该阀口连通的一次侧流入口 室和与设置在外周部的流出室连通的次级侧流出口; 阀杆30包括阀体部分35,用于从下侧开启和关闭阀口,该阀体部分构造成装配在阀主体中以沿垂直方向自由滑动; 以及安装在上部上的隔膜装置40,使得阀主体的顶部开口10a关闭以驱动阀杆沿垂直方向打开和关闭。 用于使隔膜装置感测到次级侧压力的压敏室24设置在次级侧流出口和隔膜41之间,并且在初级侧具有允许初级侧压力逸出到流出室的逃逸阀70 压力超过预定值的横向设置在阀主体的特定部位。
    • 6. 发明专利
    • Flow control device
    • 流量控制装置
    • JP2013155755A
    • 2013-08-15
    • JP2012014274
    • 2012-01-26
    • Surpass Kogyo Kkサーパス工業株式会社
    • HIRAI KAZUKIIGARASHI HIRONORI
    • F16K7/17F16K27/02F16K31/365
    • G05D7/012F16K31/1266Y10T137/7737Y10T137/7764
    • PROBLEM TO BE SOLVED: To provide a flow control device capable of accurately controlling a flow in a wide temperature range, by using a resin housing excellent in chemical resistance.SOLUTION: A flow control device includes: a resin housing 10b; a diaphragm 35 supported in the housing 10b so as to split the housing 10b inside into a gas chamber side 28 for introducing gas and a fluid chamber side 29 through which fluid passes, and being activated by a differential pressure between the gas chamber side 28 and the fluid chamber side 29; and a valve element 31 which operates in integration with the diaphragm 35 to control the flow of the fluid introduced into the fluid chamber side 29. The gas chamber side 28 has a holding member 41 for holding the diaphragm 35 between an opposed surface 40a of the fluid chamber side 29 opposed to the diaphragm 35 and itself, and the holding member 41 is screwed to an inner peripheral wall of the gas chamber side 28 via a screw part 53.
    • 要解决的问题:提供一种流动控制装置,其能够通过使用耐化学性优异的树脂壳体来精确地控制宽温度范围内的流动。流量控制装置包括:树脂壳体10b; 支撑在壳体10b中的隔膜35,以便将壳体10b内部分解成用于引入气体的气体室侧28和流体流过的流体室侧29,并且通过气体室侧28和 流体室侧29; 以及阀元件31,其与隔膜35一体地操作以控制引入流体室侧29的流体的流动。气体室侧28具有用于将隔膜35保持在相对的表面40a之间的保持构件41 流体室侧29与隔膜35及其本身相对,并且保持构件41经由螺钉部53与气体室侧28的内周壁螺纹连接。
    • 7. 发明专利
    • Deluge valve
    • 调节阀
    • JP2013096564A
    • 2013-05-20
    • JP2011243006
    • 2011-11-07
    • Senju Sprinkler Kk千住スプリンクラー株式会社
    • OBARA YOSHIYUKI
    • F16K17/38A62C35/68F16K31/365
    • PROBLEM TO BE SOLVED: To provide a deluge valve in which the occurrence of leak caused by deformation or break is prevented by preventing an overload from being applied to an elastic material used for a valve element when a sensing pipeline of the deluge valve is boosted abnormally by high temperature.SOLUTION: The inside of a hollow valve box 1 is partitioned into a primary-side chamber 3 and a secondary-side chamber 4 by a partition wall 2, and a piston-like main valve element 6 is installed which is attachable to and detachable from an end face of a communication hole 5, opened on the partition wall 2, communicating the primary-side chamber 3 and the secondary-side chamber 4. At the side of the main valve element 6 opposite to the side abutted with an end face 5A of the communication hole 5, a control chamber 10 is formed which is connected with a sensing pipeline 14 with which a sensing head 13 is installed. The main valve element 6 is configured by covering a metallic core material with an elastic material 7, and a metal part 8 provided in a part of the outer surface of the main valve element 6 and a main valve element receiving part 5B, to which the metal part 8 can be engaged, are installed in the vicinity of the communication hole 5.
    • 要解决的问题:提供一种防水阀,其中通过防止在用于阀元件的弹性材料上施加过载而将变形或断裂引起的泄漏发生在防水阀的感测管线 被高温异常升温。 解决方案:中空阀箱1的内部通过分隔壁2分隔成初级侧室3和次级侧室4,并且安装有活塞式主阀元件6,其可附接到 并且能够从分隔壁2上开口的连通孔5的端面脱离,连通初级侧室3和次级侧室4.在主阀体6的与被抵接的侧面相反的一侧 连通孔5的端面5A形成有与安装感测头13的感测管线14连接的控制室10。 主阀体6通过用弹性材料7覆盖金属芯材以及设置在主阀体6的外表面的一部分的金属部8和主阀体容纳部5B构成, 金属部分8可以接合,安装在通讯孔5附近。版权所有:(C)2013,JPO&INPIT