Novel conveniently-operated, wear-resisting and anti-locking valve manual device

• Main Author: QIAN KAIYIN
• Format: Patent
• Language: Chinese; English
• Published: 24.12.2014
• Subjects: ACTUATING-FLOATS; BLASTING; COCKS; DEVICES FOR VENTING OR AERATING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The utility model relates to a novel conveniently-operated, wear-resisting and anti-locking valve manual device. The novel conveniently-operated, wear-resisting and anti-locking valve manual device comprises a box body, a connecting disc, a hollow shaft, an end cover and a hand wheel; the lower end face of the box body is fixedly connected with the connecting disc, vertical shaft holes are formed in the middle of the box body and the center of the connecting disc, and the hollow shaft is installed in the vertical shaft holes. The hollow shaft is connected with a horizontal cone gear shaft on one side of the box body through a disc gear, the hand wheel is fixedly connected with the outer end of the cone gear shaft, and a handle is arranged on one lateral wing of the hand wheel. The novel conveniently-operated, wear-resisting and anti-locking valve manual device has the advantages that the structural strength is high, the service life is long, the machining process is the same as that of a gear, the high accura