Novel anti-theft water meter

The utility model relates to a novel anti-theft water meter, which is designed for solving the technical problems of inconvenience in production and assembly, high production cost and lack of a cold and hot water meter prompt function due to the fact that the anti-theft structure of the existing similar product is complicated in design. A meter core assembly is arranged in a meter cover assembly of the anti-theft water meter, a hinged and fixed meter cover is arranged on one side of the top of a meter cover shell of the meter cover assembly, a water inlet hole and a water outlet hole are formed in the two sides of a meter body respectively, and a pressing block is arranged on the inner diameter of an inner cavity of the meter shell on the top of the meter body between the water inlet hole and the water outlet hole. The external thread of the pressing block is hermetically connected with the internal diameter internal thread at the top orifice of the meter body through a trapezoidal thread; the meter cover ass