Sealing sleeve with anti-loosening water leakage structure for valve joint

• Main Author: WEI PENGDAO
• Format: Patent
• Language: Chinese; English
• Published: 15.12.2020
• 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; JOINTS OR FITTINGS FOR PIPES; LIGHTING; MEANS FOR THERMAL INSULATION IN GENERAL; MECHANICAL ENGINEERING; PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The sealing sleeve comprises a valve body and a device body, the device body is arranged on the left side and the right side of the valve body, and a connecting ring is fixed to the middle of the side, close to the valve body, of the device body. Connecting plates are arranged at the upper end and the lower end of the device body, a first clamping rod is fixed to the middle of the side, close to the valve body, of each connecting plate, second clamping rods are fixed to the front side and the rear side of the side, close to the valve body, of each connecting plate, and fixing rods are arrangedin the first clamping rods. Limiting cavities are formed in the upper end and the lower end of the interior of the fixing rod correspondingly, limiting blocks are slidably connected into the limitingcavities through sliding blocks, and elastic pieces are fixed to the sides, close to the fixing rod, in the limiting cavities. The sealing device is stable in structure, a plurality of sets of boltsdo not need to be arranged