Slotted vaned diffuser

The invention discloses a slotted bladed diffuser. The slotted bladed diffuser comprises a body and blades arranged on the body, wherein each blade comprises an inner end close to the center of the body and an outer end far away from the center of the body, and the blade is inclined relative to the radius of the inner end; and slots communicated with the two sides of the blades are arranged in thesurfaces of the blades, and the slots are inclined relative to the blades. The invention further discloses a compressor which comprises the slotted diffuser, the slots are arranged in the blades in an inclined mode, the working range of the compressor is widened, and the pneumatic efficiency is well guaranteed. 本发明公开了一种开槽有叶扩压器,包括本体和设于所述本体上的叶片，所述叶片包括靠近所述本体中心的内端和远离所述本体中心的外端，所述叶片相对于经过所述内端的半径倾斜；所述叶片表面设有连通所述叶片两侧的槽缝，所述槽缝相对于所述叶片倾斜。还公开了一种压气机，包括前述的开槽扩压器，通过在叶片上设置槽缝并倾斜设置，提高了压气机的工作范围，并很好的保证了气动效率。