Crack stopper for CO2 conveying pipeline

The invention discloses a CO2 conveying pipeline crack stopper, and relates to the technical field of conveying pipeline auxiliary devices, the CO2 conveying pipeline crack stopper comprises two pipelines, the outer side walls of the two pipelines are sleeved with fixing devices fixed to the pipelines, a connecting plate is arranged between the two fixing devices, and the center of the connecting plate is provided with a glue filling device for filling a crack with a glue solution; and a collecting device for collecting the glue solution is arranged between the two fixing devices at the bottom of the pipeline. The whole equipment is fixed to the positions, at the two ends of a crack, of the outer wall of a pipeline through the fixing device, then the crack is subjected to glue filling treatment through the glue filling device, then an unattractive glue solution obtained after glue filling is completed is scraped off through assemblies in the glue filling device, and the glue solution is collected through the