Rotor valve structure for improving pneumatic stability

The invention relates to a rotor valve structure for improving pneumatic stability, and belongs to the field of gas chromatograph analytical instruments. Comprising a stator, a rotor, a transmission assembly and an elastic pressing assembly. Wherein the stator is of a hollow columnar structure; the...

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Hauptverfasser: LU SHIZHAO, GUO LIZHEN, BU FANG, MIAO YINXIAO, SHEN ZHAOXIN, GUAN LEI, REN CHUNBO
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creator LU SHIZHAO
GUO LIZHEN
BU FANG
MIAO YINXIAO
SHEN ZHAOXIN
GUAN LEI
REN CHUNBO
description The invention relates to a rotor valve structure for improving pneumatic stability, and belongs to the field of gas chromatograph analytical instruments. Comprising a stator, a rotor, a transmission assembly and an elastic pressing assembly. Wherein the stator is of a hollow columnar structure; the rotor is coaxially mounted in an inner cavity of the stator; openings are formed in the top end and the bottom end of the stator; the elastic pressing assembly vertically extends downwards from the opening in the top end of the stator and is in contact with the top of the rotor; the transmission assembly vertically extends upwards from an opening in the bottom end of the stator; the rotor extends into the transmission assembly; the external pneumatic element drives the rotor to rotate relative to the stator through the rotating transmission assembly. The stability of a gas path system can be effectively improved, the influence of gas path pressure drop and flow velocity change on the baseline noise level is reduced
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language chi ; eng
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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
title Rotor valve structure for improving pneumatic stability
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