Mechanical rapid chain tensioning device

• Main Authors: WANG WENDONG, CAO RUIPENG, WANG YONGPEI, CHEN XINGFU
• Format: Patent
• Language: Chinese; English
• Published: 13.09.2019
• Subjects: CONVEYING; HANDLING THIN OR FILAMENTARY MATERIAL; PACKING; PERFORMING OPERATIONS; PNEUMATIC TUBE CONVEYORS; SHOP CONVEYOR SYSTEMS; STORING; TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING ORTIPPING; TRANSPORTING

The utility model discloses a mechanical quick tensioning chain device which comprises a screw rod, a sliding support, a fixed support, a movable nut set, a fixed nut and two stretching connecting arms. The sliding bracket is arranged on the screw rod in a sliding fit manner through a movable nut group; the fixing bracket is limited on the screw rod through the matching of the fixing nut and the screw rod head of the screw rod; the two extension connecting arms are symmetrically arranged relative to the screw rod, and the two ends of the two extension connecting arms are movably connected withthe sliding support and the fixed support correspondingly; round chain rings are movably connected to the middle portions of the two extending connecting arms respectively, and the screw head is rotated to drive the sliding support to slide along the screw so that the two extending connecting arms can be driven to extend to adjust the distance between the two round chain rings. The mechanical rapid chain tensioning devic