City gas safety monitoring device

The utility model discloses a city gas safety monitoring device, including seting up the mounting groove on the wall body, slidable mounting has a gas leakage alarm ware in the mounting groove, and outside one side of gas leakage alarm ware extended to the mounting groove, the first spout that is located the mounting groove was all seted up to the top and the bottom of gas leakage alarm ware, andthe interior slidable mounting of first spout has the kelly, and outside the one end of kelly extended to first spout, the kelly was located the one end of first spout and has seted up the second spout, and the interior slidable mounting of second spout has the connecting rod, and the one end of connecting rod extends to outside the second spout. The utility model discloses simple structure, convenient operation, can be quick dismantle and install gas leakage alarm ware makes things convenient for the staff to overhaul or change gas leakage alarm ware, improves staff's maintenance efficiency,has saved the time, and th