Meter head sealing connection structure of electronic water meter

The utility model provides a meter head sealing connection structure of an electronic water meter. According to the technical scheme, the gas meter comprises a meter shell and a meter head, an extension ring is integrally formed in the meter shell, a sealing gasket is arranged on the extension ring, the bottom face of the extension ring is rotationally connected with a plurality of rotating plates, the rotating plates are elastically connected with the inner wall of the meter shell through springs, the meter head is installed on a connecting piece, and the connecting piece is connected with the meter shell. The side edge of the connecting piece is in sliding connection with the inner wall of the meter shell and ascends and descends in the depth direction of the meter shell, the length of the inserting rod is larger than that of the vertical plate, namely, the inserting rod makes contact with the sealing gasket before the brush plate, and the meter head is properly rotated till the inserting rod is inserted in