The shell of KJT Intelligent Address Code Tape Protection Device is casted with exhaustive material, which has enough mechanical strength to resist the impact of rocks, explosive blocks and other objects that are dislodged during the underground work without being destroyed. When an emergency occurs on the tape conveyor, the pull rope switch is activated, which can immediately stop the machine and alarm the police, preventing the expansion of the accident and safeguarding the safety of the people at the work site. This switch is easy to install and use, reliable operation. The machine comes with a wiring chamber, preventing faults caused by false connection of cables and leakage of electricity.