e connection body and fixed therein. And the computing block can concentratively fix the main body and has the ability to rotate with the upper chamber of the measuring block connected to the lower chamber of the measuring block and can be rotated gradually. Near the upper chamber and fixed in the desired position, the radial and edge along the radial distribution is located on the inner surface of the lower chamber, and the bottom of the lower chamber is executed as a grid.Multi jet water meter