Large traction screw propulsion micro-pipeline robot

• Main Authors: XIE HUIXIANG, XU XIAOJUN, WANG XIAOMING, SHANG JIANZHONG, HEI MO, ZHANG XIANGPO, LUO ZIRONG
• Format: Patent
• Language: Chinese; English
• Published: 08.09.2010
• Subjects: BLASTING; CHAMBERS PROVIDED WITH MANIPULATION DEVICES; HAND TOOLS; HEATING; LIGHTING; MANIPULATORS; MECHANICAL ENGINEERING; PERFORMING OPERATIONS; PIPE-LINE SYSTEMS; PIPE-LINES; PORTABLE POWER-DRIVEN TOOLS; STORING OF DISTRIBUTING GASES OR LIQUIDS; TRANSPORTING; WEAPONS

The invention relates to a large traction screw propulsion micro-pipeline robot which comprises a guide mechanism, a screw propulsion mechanism and a rotary driving device arranged between the guide mechanism and the screw propulsion mechanism; wherein, the screw propulsion mechanism comprises a first tension rod, a spiral supporting seat and a spiral wheel set; a sliding groove is arranged at theupper edge of the spiral supporting seat along the axial direction, and a first guide hole is arranged along the radial direction of the spiral supporting seat; the spiral supporting seat is sheathedoutside the first tension rod which is formed by a first taper section, a first thread section and a first sliding bar section; the smaller diameter end of the first taper section is connected with the first thread section, and the bigger diameter end thereof is connected with the first sliding bar section; the first thread section is connected with the rotary driving device and provided with a first tension nut, a first