Gas meter intelligently linked with gas leakage alarm

The utility model relates to the technical field of measuring instruments, in particular to a gas meter intelligently linked with a gas leakage alarm, which comprises a protective box, the protective box comprises a box body, the upper and lower ends of the left and right sides of the box body are welded and connected with mounting plates, the front surface of the box body is movably connected with a box door, the front surface of the box door is provided with a visual window, and the visual window is provided with a gas leakage alarm. An L-shaped connecting rod is fixedly connected to the top of the box door, locking grooves are formed in the left side and the right side of the L-shaped connecting rod, a gas meter body is arranged in the box body, a leakage alarm assembly is arranged at the top of the gas meter body, and a locking assembly is arranged at the front end of the top of the box body. The gas meter body comprises a main body arranged in a box body, a display screen is arranged on the front face of