Low pressure dust removal pulse jetting pipe positioner

The utility model provides a low pressure dust removal pulse jetting pipe positioner. It is including jetting pipe, jetting pipe box pipe, gas bag pipeline, preceding end support, card, position casing and back end support, the preceding end support of the effective welding of jetting on the dust removal wallboard and back end support fixed stay, jetting pipe box pipe one end links to each other with the gas bag pipeline of dust removal jetting system, and the other end links to each other with the jetting pipe, position casing is the welding of protruding disc on the card, the installation accuracy of jetting pipe has been guaranteed to position casing's upper end and the butt joint of jetting pipe nozzle, and height, the depth of parallelism, the straightness that hangs down do not reach the requirement between nozzle and card because of installation reason or jetting pressure take place to have avoided the jetting pipe, and lead to the filter bag to break, or gas injection does not arrive the condition at