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    • 7. 发明专利
    • Pipe joint
    • 管接头
    • JP2014095468A
    • 2014-05-22
    • JP2013188639
    • 2013-09-11
    • Denso Corp株式会社デンソーNippon Soken Inc株式会社日本自動車部品総合研究所
    • HAYASHI KAZUHIROKITAMURA KEIICHITANIHATA TAKUYANAGAYA SHIGEYOSHIHAKAMADA NAOKI
    • F16L19/03F16L33/20
    • F16L19/0283B60H1/00571B60H2001/00635F16L19/0286F16L33/2071
    • PROBLEM TO BE SOLVED: To provide a pipe joint that is free of trouble such as vibration of a tube body and a heat exchanger to which the tube body is connected when equipment is in operation.SOLUTION: There is provided a pipe joint 10 characterized in that: an opposite-side member 6 has a male screw which threadably engages the female screw 4a of a nut 4, and a flange part 1a is fastened between a bottom surface of the nut 4 and the opposite-side member 6 by threadably engaging the female screw 4a and male screw with each other; and a pipe body inner peripheral member 1 has a first end face 1c and a second end face 1d as two end faces facing each other in an axial direction such that the first end face 1c is arranged on the side of a pipe body 2 and the second end face 1d is arranged on the side of the opposite-side member 6, an external diameter dof the first end face 1c being larger than an external diameter dof the second face 1d.
    • 要解决的问题:提供一种管道接头,当设备运行时,管体和连接有管体的热交换器的振动无故障。解决方案:提供一种管接头10,其特征在于: 相对侧构件6具有与螺母4的内螺纹4a螺纹接合的外螺纹,并且凸缘部1a通过与螺母4的螺纹接合而紧固在螺母4的底面与对侧构件6之间 内螺纹4a和外螺纹彼此; 并且管体内周构件1具有作为沿轴向彼此相对的两个端面的第一端面1c和第二端面1d,使得第一端面1c布置在管体2的侧面,并且 第二端面1d布置在相对侧构件6的侧面上,第一端面1c的外径大于第二面1d的外径。