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1. 发明专利

JP2008275005A Housing type pipe joint 审中-公开
标题翻译：住房类型管接头
公开(公告)号：JP2008275005A
公开(公告)日：2008-11-13
申请号：JP2007116460
申请日：2007-04-26
申请人： Hitachi Metals Ltd , Jfe Pipe Fitting Mfg Co Ltd , Jfe継手株式会社 , 日立金属株式会社
发明人： NAGAMI AKIO , TOKU TAKASHI , INOUE MASACHIKA , OKAZAKI YOSHIRO
IPC分类号： F16L21/06 , F16L58/18
摘要： PROBLEM TO BE SOLVED: To provide a housing type pipe joint for allowing easy visual check of whether a pipe end anti-corrosive core is in a mounted condition or not.
SOLUTION: In the housing type pipe joint, a pair of housings 20, 20 are applied via a packing 23 onto the outer peripheries of pipe ends 24a, 25a of pipes 24, 25 to be joined to each other, between circumferential grooves 26, 27, and mutually opposed flanges 20d, 20d of the housings 20, 20 are fastened to each other with a bolt 21 and a nut 22. The pipe end anti-corrosive core 28 is mounted at both pipe ends 24a, 25a of the pipes 24, 25, and view windows 34 are provided in side walls 20b, 20c of the housings 20, 20 to view an outside cylinder portion 28c of the pipe end anti-corrosive core 28.
COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种容纳型管接头，用于容易地目视检查管端防锈芯是否处于安装状态。解决方案：在壳体型管接头中，一对壳体20,20经由衬垫23施加到管24,25的管端24a，25a的外周，以彼此接合，在周向槽壳体20,20的彼此相对的凸缘20d，20d用螺栓21和螺母22彼此紧固。管端防腐芯28安装在两端的两端24a，25a 在壳体20,20的侧壁20b，20c中设置管24,25和视窗34，以观察管端防锈芯28的外筒部28c。（C）2009年， JPO＆INPIT

2. 发明专利

JP2014119008A Piping support device 有权
标题翻译：管道支持设备
公开(公告)号：JP2014119008A
公开(公告)日：2014-06-30
申请号：JP2012273299
申请日：2012-12-14
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： ITANI TAKAAKI , IBAYASHI MAKOTO , YOSHIDA YOSHINORI , NISHIKATA NOBUHIRO , TOKU TAKASHI
IPC分类号： F16L3/12 , F16L3/00
摘要： PROBLEM TO BE SOLVED: To enable a piping to be easily fixed to an object for supporting the piping and support and fix the piping even in the case that an external force acts in such a direction as one in which the piping is removed and it is placed under high temperature circumstance such as fire and the like.SOLUTION: A piping support device 1 comprises a pair of piping support pieces having an open hole at one end and a seat part for connecting the other ends of the piping support pieces to each other. It comprises further a piping support main body member 2 having U-shaped section shape having fixing means for an object for supporting the piping at the seat part, first and second bridges having engagement portions bridged from one open hole to the other open hole and engaged at an extremity end with the other open hole, a base part for supporting the first and second bridges and an engagement portion engaged with one open hole at a rear end, and has a fire-proof piping falling prevention member 3.
摘要翻译：要解决的问题：为了使管道能够容易地固定到用于支撑管道的物体上，并且即使在外力沿除去管道的方向作用的情况下也支撑和固定管道，并且它是放置在诸如火焰等的高温环境下。解决方案：管道支撑装置1包括一对在一端具有开孔的管道支撑件和用于将管道支撑件的另一端彼此连接的座部件。它还包括具有U形截面形状的管道支撑主体构件2，其具有用于支撑座椅部分处的管道的物体的固定装置，具有从一个开放孔桥接到另一个开放孔的接合部分的第一和第二桥接件，在另一个开孔的末端，用于支撑第一和第二桥的基座部分和与后端的一个开孔接合的接合部分，并具有防火管道防倒下部件3。

3. 发明专利

JP2007225094A Coupling type joint 审中-公开
标题翻译：联轴器类型接头
公开(公告)号：JP2007225094A
公开(公告)日：2007-09-06
申请号：JP2006050240
申请日：2006-02-27
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： USAMI YOSHIHIRO , TOKU TAKASHI
IPC分类号： F16L21/06
摘要： PROBLEM TO BE SOLVED: To provide a coupling type joint capable of being applied to plural kinds of connecting pipes having different materials, and exhibiting prescribed pressure resistance performance.
SOLUTION: This coupling type joint is provided with an elastically deformable housing 2 obtained by molding a thin sheet comprising a metallic material exhibiting corrosion resistance to have a C-shaped cross section, a fastening member 3 for fastening the housing 2, packing 4 housed in an inside of the housing 2, and a retentive member 5 attached to both sides of the packing. The retentive member 5 includes grip rings 7a and 7b having a plurality of locking claws 71a and 71b tilted from an end surface of the housing to the inside, and the grip rings 7a and 7b are press-formed of the thin sheet comprising the metallic material exhibiting corrosion resistance by pressing, and hardness of an edge part formed on an end of the locking claw is larger than other parts.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种能够应用于具有不同材料的多种连接管的耦合型接头，并且具有规定的耐压性能。解决方案：该联接型接头具有可弹性变形的壳体2，该壳体2通过模制包括具有C形横截面的金属材料的薄板，用于紧固外壳2的紧固构件3， 4容纳在壳体2的内部，并且保持构件5附接到包装的两侧。保持构件5包括具有从壳体的端面向内侧倾斜的多个锁定爪71a和71b的把手环7a和7b，并且夹紧环7a和7b由包括金属材料的薄片通过按压表现出耐腐蚀性，并且形成在锁定爪的端部上的边缘部的硬度大于其它部分。版权所有（C）2007，JPO＆INPIT

4. 发明专利

JP2007224980A Pipe end anticorrosion member and piping structure 有权
标题翻译：管端防静电构件和管道结构
公开(公告)号：JP2007224980A
公开(公告)日：2007-09-06
申请号：JP2006045206
申请日：2006-02-22
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： USAMI YOSHIHIRO , TOKU TAKASHI
IPC分类号： F16L57/00
摘要： PROBLEM TO BE SOLVED: To provide a pipe end anticorrosion member capable of being firmly fixed on an end surface of an inner surface-coated steel pipe of various kinds.
SOLUTION: The pipe end anticorrosion member 6 is constituted by a double ring body 7 comprising thermoplastic resin, and an annular bonding member 8 adhered to the end surface of the inner surface resin-coated steel pipe. The double ring shaped main body 7 comprises an outer flange part 72 receiving an outer peripheral surface of the inner surface resin-coated steel pipe 6, an inner flange part 73 forming a space into which the inner-surface resin coated steel pipe 6 is inserted between the outer flange part 72 and it, and a bottom plate part 71 integrally connecting the outer flange part 72 and the inner flange part 73. A length L1 of the outer flange part and a length L2 of the inner flange part are set to have the following relationship in accordance with a ratio L2/D between the length L2 of the inner flange part and an outside diameter D of the inner surface resin-coated steel pipe; (a) L2>L1 when L2/D is more than 0.1 or under 0.3, and (b) L1>L2 when L2/D is more than 0.02 or under 0.1.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供能够牢固地固定在各种内表面涂覆钢管的端面上的管端防腐蚀构件。解决方案：管端防腐构件6由包含热塑性树脂的双环体7和粘附到内表面树脂涂覆钢管的端面的环形接合构件8构成。双环形主体7包括容纳内表面树脂涂覆钢管6的外周面的外凸缘部72，形成内表面树脂涂覆钢管6插入的空间的内凸缘部73 外凸缘部72与外凸缘部72和内凸缘部73一体连接的底板部71.外凸缘部的长度L1和内凸缘部的长度L2被设定为具有根据内凸缘部的长度L2和内表面树脂被覆钢管的外径D之间的比L2 / D的关系，（a）当L2 / D大于0.1或低于0.3时，L2> L1，当L2 / D大于0.02或低于0.1时，（b）L1> L2。版权所有（C）2007，JPO＆INPIT

5. 发明专利

JP2006329214A Pipe joint 审中-公开
标题翻译：管接头
公开(公告)号：JP2006329214A
公开(公告)日：2006-12-07
申请号：JP2005149112
申请日：2005-05-23
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： AOKI SHINJI , TOKU TAKASHI
IPC分类号： F16L19/03
CPC分类号： F16L2201/10
摘要： PROBLEM TO BE SOLVED: To provide a pipe joint for accurately identifying the fastening completion of a cap nut.
SOLUTION: The pipe joint comprises a storage groove 21 for storing a packing 4 which abuts on the end inner peripheral face of a connection pipe 10, a male screw portion 23 formed on the corner side thereof, a joint body 2 including a stepped portion 24 formed at the terminal thereof, the cap nut 3 having a female screw portion 32 to be threaded to the male screw portion 23, and an indicator member 5 mounted between the end face of the cap nut 3 and the corner side end face of the joint body 2. The indicator member 5 consists of a first ring 6 which has one end for abutting on the cap nut 3, and a second ring 7 which has an end face for abutting on the other end of the first ring 6 and which is folded on the inner diameter side of the first ring 6 by finally fastening the cap nut 3.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于准确地识别盖螺母的紧固完成的管接头。管接头包括：储存槽21，用于容纳紧靠在连接管10的端部内周面上的填料4，形成在其角侧的外螺纹部23;接合体2，形成在其端部的台阶部分24，盖螺母3具有螺纹连接到外螺纹部分23的内螺纹部分32，以及安装在盖螺母3的端面与拐角侧端面之间的指示件5 指示器构件5包括一个第一环6，第一环6具有一个用于邻接盖螺母3的端部，第二环7具有用于邻接第一环6的另一端的端面和其通过最终紧固盖帽螺母3而折叠在第一环6的内径侧上。版权所有（C）2007，JPO＆INPIT

6. 发明专利

JP2004251361A Coupling joint and working method therefor 审中-公开
公开(公告)号：JP2004251361A
公开(公告)日：2004-09-09
申请号：JP2003041863
申请日：2003-02-19
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： FUJIYOSHI MINORU , NIBU HITOSHI , TOKU TAKASHI
IPC分类号： F16L1/00
摘要： PROBLEM TO BE SOLVED: To provide a coupling joint capable of reliably and easily checking completion of a pipe coupling work.
SOLUTION: In the coupling joint to connect pipes 4 to pass fluid, optical functional members 12, 42 and 60 to check completion of a coupling work are formed on a part of an outer surface of the coupling joint. The optical functional members include a luminescent material and a light reflective material. The luminescent material is diffused in solvent and used for luminous paint. By checking the state of the optical functional members by irradiating inspection beams on the coupling joint after performing the coupling work, whether or not the coupling work is completed is rapidly and easily checked.
COPYRIGHT: (C)2004,JPO&NCIPI

7. 发明专利

JP2013127311A Pipe joint 有权
标题翻译：管接头
公开(公告)号：JP2013127311A
公开(公告)日：2013-06-27
申请号：JP2012161075
申请日：2012-07-20
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： IBAYASHI MAKOTO , YOSHIDA YOSHINORI , HATTORI AKIHIRO , ITANI TAKAAKI , TOKU TAKASHI , NANBA TOSHIHIRO
IPC分类号： F16L25/00 , F16L33/00 , F16L33/28
CPC分类号： F16L19/05 , F16L25/0036 , F16L25/01 , F16L33/223
摘要： PROBLEM TO BE SOLVED: To provide a pipe joint that facilitates determining whether normal processing is performed by measuring and inspecting electrical conductivity between a pipe and a joint.SOLUTION: A pipe joint includes a pipe joint body, a sleeve 2 for holding a pipe end, and a nut screwed into a screw of the joint body. The sleeve 2 comprises: a plurality of metal segments 22 having claws 23 protruding toward a radial inside diameter side at their one-side ends, and abutting parts 26b which abut on push-press faces formed at the nut when the screw-in of the nut to the joint body is completed at their other ends; and a ring-shaped synthetic resin base body 21 formed by integrally molding these metal segments. On the synthetic resin base body, there is formed a step 27a which protrudes toward the nut from the abutting parts of the metal segments, and abuts on the push-press face formed at the nut.
摘要翻译：要解决的问题：提供一种能够通过测量和检查管道和接头之间的电导率来确定是否进行正常加工的管接头。管接头包括管接头主体，用于保持管端的套筒2和螺纹连接到接头本体的螺钉中的螺母。套筒2包括：多个金属片段22，其具有在其一侧端部朝径向内径侧突出的爪23;以及邻接部分26b，其邻接在形成在螺母处的推压面上，关节体的螺母在另一端完成; 以及通过一体地模制这些金属片而形成的环形合成树脂基体21。在合成树脂基体上，形成有从金属片的抵接部向螺母突出的台阶部27a，并与形成在螺母上的推压面抵接。版权所有（C）2013，JPO＆INPIT

8. 发明专利

JP2008128361A Mechanical pipe coupling 审中-公开
标题翻译：机械管接头
公开(公告)号：JP2008128361A
公开(公告)日：2008-06-05
申请号：JP2006313919
申请日：2006-11-21
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： USAMI YOSHIHIRO , TOKU TAKASHI
IPC分类号： F16L19/04
摘要： PROBLEM TO BE SOLVED: To provide a pipe coupling which has a large degree of freedom of material selection and can prevent a leakage of fluid caused by a looseness of cap nut or the like.
SOLUTION: A mechanical pipe coupling 1, which is a pipe coupling of a type in which connection pipes 10 are connected by sandwiching with a coupling body 2 having a male screw portion 21 in periphery, and a cap nut 3 having a female screw portion 32 engaged with the male screw portion 21, is characterized in that the coupling body 2 includes the male screw portion 21, a ring-shaped step portion 25 larger than it in diameter, and a circumferential groove 26 for holding in order in a direction from end to back side, in that the cap nut 3 includes a plurality of notches 36 formed along circumference direction in an end close to the coupling body 2, and in that in the inner diameter side of this end, a holding portion 33 fit in the circumferential groove 26 for holding by getting over the ring-shaped step portion 25 when the female screw portion 32 is screwed into the male screw portion 21 is arranged.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种具有大的材料选择自由度的管接头，并且可以防止由于螺母等的松动而导致的流体泄漏。解决方案：一种机械管接头1，其是连接管10通过与外周具有外螺纹部分21的联接体2夹持而连接的管接头和具有母头的帽螺母3 与阳螺纹部21接合的螺纹部32的特征在于，联接体2包括阳螺纹部21，比其直径大的环状台阶部25，以及沿着直径保持的周向槽26 因为盖螺母3包括在靠近联接体2的端部沿着圆周方向形成的多个切口36，并且在该端部的内径侧，配合有保持部33 在内螺纹部32旋入外螺纹部21的情况下，在通过越过环状台阶部25而保持的周向槽26中。版权所有（C）2008，JPO＆INPIT

9. 发明专利

JP2008038924A Pipe joint 审中-公开
标题翻译：管接头
公开(公告)号：JP2008038924A
公开(公告)日：2008-02-21
申请号：JP2006209937
申请日：2006-08-01
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： TOKU TAKASHI , FUKUOKA YOSHIBUMI , USAMI YOSHIHIRO
IPC分类号： F16L19/04
摘要： PROBLEM TO BE SOLVED: To provide a pipe joint having a high degree of freedom for selecting a material, and capable of preventing leakage of a fluid caused by loosening of a cap nut or the like.
SOLUTION: This pipe joint 1 has a pipe joint main body 2 formed with a male screw part 21 in one part of its outer circumference, and having a circumferential groove 24 in the vicinity of an end part in an axial deep side, the cap nut 3 having a female part 31 screwed in the male screw part 21, and a ring member 5 supported by the circumferential groove 24, and the cap nut 3 has a tapered face (the first guide face) 32 contacting with an outer circumferential face of the ring member 5 when screwed in the joint main body 2, and a linear cylindrical face (the second guide face) 33 for pressing the ring member 5 radially.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供一种用于选择材料的高自由度的管接头，并且能够防止由于螺帽等的松动而导致的流体的泄漏。解决方案：该管接头1具有在外周的一部分中形成有阳螺纹部21并且在轴向深侧的端部附近具有周向槽24的管接头主体2，盖螺母3具有螺纹连接在阳螺纹部21中的阴部件31和由周向槽24支撑的环件5，并且盖螺母3具有与外周面接触的锥形面（第一引导面）32 在连接主体2中环形构件5的表面以及用于径向按压环构件5的直线圆柱面（第二导向面）33。版权所有（C）2008，JPO＆INPIT

10. 发明专利

JP2005337369A Coupling pipe joint 审中-公开
标题翻译：联轴器接头
公开(公告)号：JP2005337369A
公开(公告)日：2005-12-08
申请号：JP2004156585
申请日：2004-05-26
申请人： Hitachi Metals Ltd , 日立金属株式会社
发明人： MATSUDA TAKEFUMI , TOKU TAKASHI , NAGAMI AKIO
IPC分类号： F16L21/06
摘要： PROBLEM TO BE SOLVED: To provide a coupling pipe joint capable of connecting a pipe with standard fastening force.
SOLUTION: This coupling pipe joint 1 is provided with a joint body 2 having a C shaped cross section and elastically deformable along the circumferential direction to which steel pipes 10a and 10b are inserted through axial both ends, a pair of lock members 3a and 3b attached on the axial both ends of the joint body 2, a packing 4 attached between the lock members 3a and 3b, a fastening member 5 including a rod nut 51 attached to supporting parts 22a and 22b of the joint body 2 and a bolt 53 screwed into a rod washer 52 and the rod nut 51, and spacer members 6a and 6b comprising a base body part 61 regulating a space (g) between the supporting parts 22a and 22b and a deformable part 62 elastically deformable along the fastening direction of the bolt 53.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种能够连接具有标准紧固力的管道的联接管接头。解决方案：该联接管接头1设置有具有C形横截面的接头体2，沿着圆周方向可弹性变形，钢管10a和10b通过轴向两端插入，一对锁定构件3a 和3b，其安装在接头体2的轴向两端，安装在锁定件3a和3b之间的密封件4，包括连接到接头主体2的支撑部22a和22b的杆螺母51的紧固构件5和螺栓 53和螺母51，以及间隔件6a和6b，其包括限定支撑部分22a和22b之间的空间（g）的基体部分61和沿着紧固方向弹性变形的可变形部分62 螺栓53.版权所有（C）2006，JPO＆NCIPI

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