Patent ID: 11959561
Assignee: ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 12:
13. The electronic expansion valve according to claim 11, wherein the driving mechanism (30) further comprises a guide sleeve (2-40), a connection sleeve assembly (2-35) and a fourth noise reduction member (2-34) in the at least one noise reduction member, the guide sleeve (2-40) being located in the valve seat (10), and the connection sleeve assembly (2-35) being at least partially located in the guide sleeve (2-40), and the lead screw (2-31) is connected to the actuator (20) by the connection sleeve assembly (2-35), the fourth noise reduction member (2-34) is arranged between the guide sleeve (2-40) and the connection sleeve assembly (2-35).