Electronic expansion valve and air conditioner

• Main Authors: XU XUEFEI, ZHANG JINGJING
• Format: Patent
• Language: Chinese; English
• Published: 31.12.2021
• 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 an electronic expansion valve and an air conditioner, the electronic expansion valve comprises a valve body, the valve body is provided with a valve cavity, a first valve port and a second valve port, the first valve port and the second valve port are communicated with the valve cavity, and a sealing surface is arranged on the periphery of the first valve port close to one side of the valve cavity; the first valve sleeve is contained in the valve cavity, and a guide hole opposite to the first valve port is formed in the first valve sleeve; the valve needle is provided with a guide section sliding in the guide hole, a gradually-shrinking section with the peripheral face used for being matched with the sealing face, and a needle point section with the peripheral face used for being matched with the first valve port. And the driving assembly is contained in the valve cavity, and the driving assembly is in driving connection with the valve needle. The technical scheme of the electronic