Remote water meter with improved main body structure and working method thereof

The invention relates to a remote water meter with an improved main body structure and a working method thereof. The remote water meter with the improved main body structure is characterized by comprising a remote water meter shell with a water inlet and a water outlet and a concave shell shaped filtering screen, a concave impeller box and an impeller which are sequentially arranged in the remotewater meter shell, wherein the upper part of an impeller shaft of the impeller is connected with a magnetic steel; a concave pressure bearing bowl and a Hall sensor disposed at the bottom of the pressure bearing bowl and used for sensing rotation of the magnetic steel are arranged in the remote water meter shell and above the impeller; and a plurality of water passing gap passages tangent to a rotation trace of the outer end of the impeller are formed on the peripheral wall of the lower part of the concave impeller box. The remote water meter with the improved main body structure, which is disclosed by the invention,