Electric valve for refrigerating system

• Main Authors: HONG KUNSHENG, HONG CHUNLONG
• Format: Patent
• Language: Chinese; English
• Published: 27.06.2017
• 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 invention relates to the technical field of valves, in particular to an electric valve for a refrigerating system. The electric valve comprises a valve plate, a valve body, a valve rod, an upper cover, a valve frame, an electric device, a nut, a main box body, a box cover and a valve rod cover. The upper end of the valve body and the upper cover are fixedly connected. The valve plate is inserted in the valve body, the upper end of the valve plate and the valve rod are connected, and the bottom of the valve rod is inserted in the upper cover. The upper end of the upper cover is fixedly connected with the valve frame, the upper end of the valve frame is connected with the main box body, the box cover is arranged at the upper end of the main box body, and an inner hole of the box cover is matched with the valve rod cover. The electric device is arranged in the main box body. The electric device comprises an output shaft and a roller bearing. The nut is arranged on the top of the valve rod, and the outer wall