Patent ID: 11906217
Assignee: ZHEJIANG SANHUA INTELLIGENT CONTROLS CO., LTD.
Field: Thermal processes and apparatus (Mechanical engineering)
Classification: CPC F  Y | IPC F

Claim 18:
19. The electronic expansion valve according to claim 15, wherein, the valve seat assembly comprises the outer wall portion and the valve port portion, the outer wall portion is an integrated structure, and the outer wall portion is in interference fit with the valve port portion or the outer wall portion is fixed to the valve port portion by welding, the outer wall portion comprises a circumferential wall portion and a bottom wall portion, the first port portion is located on the circumferential wall portion, at least most part of the first port portion is located above the valve port portion, the second port portion is located on the bottom wall portion, and the second port portion is located below the valve port portion; and
an inner chamber of the first pipe connecting portion is in direct communication with the first valve seat chamber, and an inner chamber of the second pipe connecting portion is in direct communication with the second valve seat chamber.