Streetcar line groove rail profile detection device

• Main Authors: SUN YUNTAO, YUAN BAOJUN, YAN ANNING, YAO HONGQIANG, LI YONGWEN
• Format: Patent
• Language: Chinese; English
• Published: 31.05.2017
• Subjects: CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES; FIXED CONSTRUCTIONS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS; PERMANENT WAY; PERMANENT-WAY TOOLS

The invention relates to a streetcar line groove rail profile detection device comprising main and assistant fixing mechanisms. The main fixing mechanism comprises a main clamp head, a main branch rack, a ratchet wheel, a wire wheel and a hand wheel handle. The main clamp head is composed of left and right main clamp head units respectively clamped to two opposite sides of one end of a to-be-detected groove rail, and the left and right main clamp head units are locked and fixed by a main fastening shaft. The wire wheel and the ratchet wheel are hinged to each other through a wire wheel shaft, and the wire wheel is wound with a PE fishing thread. One end of the wire wheel shaft stretches out of an outer side of the wire wheel, and an elastic collar is also installed between the wire wheel shaft and the wire wheel. The assistant fixing mechanism comprises an assistant clamp head, an assistant branch rack and a cord pull rod. The assistant clamp head is composed of left and right assistant clamp head units respe