| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a pipe connection structure capable of achieving simple and sure assembly of various members for a stopper measure and a water cut-off measure in connecting a cable protecting pipe with a pipeline mouth member. <P>SOLUTION: In this pipe connection structure, the pipe mouth member 1 is connected to one end of a pipe joint 20 and the other end of the pipe joint 20 is connected to the cable protection pipe 10 through a functional member 30 for a stopper and a water cut-off. The functional member 30 fitted into the end of the cable protecting pipe 10 includes: an fitting tube portion 32 for fitting with the other end of the pipe joint 20; a stopper material 33 integrally formed with the fitting tube portion 32 and for preventing the cable protecting pipe 10 from coming off the pipe joint 20; and a waterproof material 34 mounted on the fitting tube portion 32 and for waterproofing the connecting portion. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
