Fireproof valve actuating mechanism

• Main Author: SUN ZHIFENG
• Format: Patent
• Language: Chinese; English
• Published: 27.11.2020
• 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 discloses a fireproof valve actuating mechanism. Bottom plate, a gear is arranged in the middle of the bottom plate; a main shaft penetrates through the middle of the gear; one sideof the main shaft is connected with a handle; a main spring and a snap spring are sleeved outside the...