ELECTRONIC EXPANSION VALVE

Disclosed is an electronic expansion valve, comprising: a valve casing (10) having a valve cavity (11) and a valve port (12) communicated with each other; a nut seat (30) provided in the valve cavity (11) and connected to the valve casing (10) and provided with a threaded through hole (31); a valve...

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Bibliographic Details
Main Authors ZHU, Fangying, KANG, Zhijun
Format Patent
LanguageChinese
English
French
Published 25.05.2023
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
MECHANICAL ENGINEERING
TAPS
THERMAL INSULATION IN GENERAL
VALVES
WEAPONS
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Summary:Disclosed is an electronic expansion valve, comprising: a valve casing (10) having a valve cavity (11) and a valve port (12) communicated with each other; a nut seat (30) provided in the valve cavity (11) and connected to the valve casing (10) and provided with a threaded through hole (31); a valve needle (20) movably provided in the threaded through hole (31) in a penetrating mode and provided with a first end (21) and a second end (22) opposite to each other, wherein external threads are arranged on the valve needle (20), the external threads are threadedly connected to the threaded through hole (31), the second end (22) is provided corresponding to the valve port (12), and the second end (22) is used for controlling the opening degree of the valve port (12); a magnetic rotor (40) rotatably provided in the valve cavity (11); a connecting plate (50) provided between the magnetic rotor (40) and the valve needle (20) and provided with a first through hole, wherein the first end (21) of the valve needle (20) pa
Bibliography:Application Number: WO2022CN132021