Last ooff valve of using of eyebath basin

• Main Author: ZHANG BOWANG
• Format: Patent
• Language: English
• Published: 16.12.2015
• 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

Last ooff valve of using of eyebath basin, the intake water inlet intercommunication at cavity and valve body top, sail cavity and sail pipeline intercommunication, still be provided with drainage pipe on the lateral wall of valve body, the drainage cavity has been seted up with the corresponding position of drainage pipe in the valve body, drainage pipe and drainage cavity intercommunication, the drainage cavity is located sail cavity below with sail cavity intercommunication and drainage cavity, be provided with the drainage sealing washer in the drainage cavity, drainage sealing washer suit on the valve rod and with valve rod fixed connection, the drainage sealing washer is with the help of the lift of valve rod and the contact of last port or the separation of drainage cavity, the vertical clearance that intakes between sealing washer and the drainage sealing washer is greater than the vertical clearance between valve plate up end and the drainage cavity up end. Eyebath basin is in the stand -by state down or after using, and ponding in the pipeline of sail can automatic evacuation, can prevent that ponding from freezing and influencing eyebath basin's normal use, simple structure, and convenient to use is swift.