Tool for measuring deposition rate of pipeline

The utility model discloses a tool for measuring the deposition rate of a pipeline. The tool comprises a measuring cylinder and a reading disc arranged in the measuring cylinder, scales are arranged on the outer side wall of the measuring cylinder, and sawteeth are arranged on the inner side wall of the measuring cylinder at intervals in the vertical direction. Tooth bodies of the sawteeth gradually incline downwards from the root portions to the end portions, and it is guaranteed that the reading disc moves downwards in a single direction. A water sealing ring is arranged at the bottom of the measuring cylinder; the water sealing ring is tightly attached to the bottom of the pipeline, so that deposits are prevented from being extruded out of the bottom during measurement; the reading disc covers the upper part of the measuring cylinder, and the edge of the reading disc is inserted into the sawteeth; water outlet holes are formed in the disc surface of the reading disc at intervals, and a connecting rod is co