Pipeline cleaning machine

The invention provides a pipeline cleaning machine. The pipeline cleaning machine comprises an ozone generator; the lower end of the ozone generator is connected with a water inlet; the upper end of the ozone generator is connected with an ozone pipe inlet; the upper portion of the ozone generator is connected with an anti-corrosion self-priming pump through a pipeline; the anti-corrosion self-priming pump is connected with an ejector; an inlet of the ejector is connected with the ozone generator; the ejector is connected with an anti-corrosion booster pump; the anti-corrosion booster pump isconnected with a gas-water mixer through an ozone-water mixing inlet; one side of the gas-water mixer is provided with a high-pressure gas inlet which is connected with an oil-less air pump; and a mixing outlet is formed in the lower end of the gas-water mixer. The pipeline cleaning machine can remove dirt and chemical residues in livestock drinking water pipelines and perform sterilization and disinfection at any time in