Natural gas leakage alarm device convenient to install

The utility model discloses a natural gas leakage alarm device convenient to install, which belongs to the technical field of natural gas detection and comprises an alarm mechanism used for natural gas leakage alarm and an installation mechanism installed at the bottom of the alarm mechanism. The mounting mechanism comprises a mounting plate and a connecting column mounted in the center of the top of the mounting plate, a connecting rod is movably inserted into the inner side of the connecting column, a plurality of connecting holes are formed in the side wall of the connecting rod side by side, and fixing holes corresponding to the connecting holes are formed in the side wall of the connecting column; and hand screwing bolts are connected between the fixing holes and the corresponding connecting holes in a threaded mode, a connecting plate is installed at the top of the connecting rod, and an arc-shaped supporting plate is connected to the middle of the top of the connecting plate. The natural gas leakage al