Railway brake valve sliding valve pair initiatively lubricates mechanism with automatic switch effect

• Main Authors: LI MOUKUI, XIAO WEIYUAN, WANG XINGHUA, YUAN DEQIANG, AN HONG, ZHU YINGCHUN, LYU CHAO, YANG JIANPING
• Format: Patent
• Language: Chinese; English
• Published: 02.01.2018
• 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 railway brake valve sliding valve pair initiatively lubricates mechanism with automatic switch effect, including main piston pole, guiding valve and graduating valve be provided with the oil storage chamber in the main piston pole be provided with one -way valve bank on the main piston pole, the oil -out intercommunication that the inoperative district of working faceset up on oil circuit pipe and the graduating valve is passed through in the oil storage chamber the inoperative district of guiding valve working face is provided with the oil inlet. The utility model discloses a position of inflating that makes graduating valve oil -out and guiding valve oil inlet account for most times in railway brake valve cycle of operation is not linked up with the pressurize position, and only at railway brake valve braking in -process, the guiding valve oil inlet is linked up in the twinkling of an eye to messenger's graduating valve oil -out, and all the other strokes are all closed. Like t