PIPE CONNECTION PART ANT-PROOF STRUCTURE FOR UNDERGROUND BOX

摘要

PROBLEM TO BE SOLVED: To provide a pipe connection part ant-proof structure for an underground box which is capable of preventing movement of insects and impregnation of water into a cable.SOLUTION: A protective pipe 3 is connected to a through hole 2b formed in a sidewall 2a of an underground box 2. A cable 4 is laid across the interior of the protective pipe 3 and the interior of the underground box 2. An anti-proof tool 6, such as an anti-proof sheet 6a that contains an anti-proof component and has water passing properties, closes between the cable 4 and the protective pipe 3 in a connection part of the underground box 2 to which the protective pipe 3 is connected.