Block type progressive distributor, sheet type progressive distributor and working sheet thereof

• Main Authors: ZHANG YAJUN, QIN JIANNING, YANG QINGLIN, LI ZHENHUA
• Format: Patent
• Language: Chinese; English
• Published: 22.12.2023
• 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; LUBRICATING; MECHANICAL ENGINEERING; TAPS; THERMAL INSULATION IN GENERAL; VALVES; WEAPONS

The invention provides a block type progressive distributor, a sheet type progressive distributor and a working sheet thereof. A valve element assembly is assembled in the valve element cavity in a sliding mode and comprises a reversing valve element and a metering valve element, a metering cavity extending in the axis direction of the reversing valve element is formed in the reversing valve element, the metering valve element is assembled in the metering cavity in a sliding mode, and the shape of the cross section of the metering cavity is consistent with the shape of the cross section of the maximum diameter position of the metering valve element. At least one end of the valve element cavity is provided with an adjusting plug, the inner end face of the adjusting plug is matched with the metering valve element in an axial stopping mode, the position of the inner end face of the metering valve element can be adjusted relative to the valve body in the axial direction so as to adjust the movement stroke of the