Pipeline inner wall cleaning robot, work circuit and work method

• Main Author: GONG HENGXIANG
• Format: Patent
• Language: Chinese; English
• Published: 08.03.2019
• Subjects: CLEANING; CLEANING IN GENERAL; PERFORMING OPERATIONS; PREVENTION OF FOULING IN GENERAL; TRANSPORTING

The invention discloses a pipeline inner wall cleaning robot, a work circuit and a work method. A lower installing plate is provided with a motor and guiding shafts. The lower ends of the guiding shafts are fixed to the lower installing plate, and a lead screw is in threaded connection with a nut. The nut is provided with at least three radial telescopic assemblies in the circumferential direction. Two small linear motors are symmetrically arranged on the upper side and the lower side of a large linear motor in each radial telescopic assembly correspondingly. Piston rods of the large linear motors are fixed to the center positions of rubber blocks, and a piston rod of each small linear motor is fixed to a radial moving block. Two sealing fixing devices are symmetrically arranged on the upper side and the lower side of a roll brush correspondingly, and a set of liquid passing holes are evenly distributed in the edge of a fixing disc in each sealing fixing device in the circumferential direction. The upper end