Axial flow fan

• Main Author: JIA XIONGFENG
• Format: Patent
• Language: Chinese; English
• Published: 10.03.2020
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; NON-POSITIVE DISPLACEMENT PUMPS; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The utility model provides an axial flow fan, and relates to the technical field of fan manufacturing. The axial flow fan comprises a hub, a plurality of blades and a flow guide cover, the blades areconnected to the hub and arranged around the hub, the flow guide cover is connected to the windward end of the hub, the outer surface of the flow guide cover is a paraboloid, and the outer surface ofthe flow guide cover is smoothly connected with the surface of the hub. The axial flow fan can improve the efficiency of the fan. 本实用新型提供一种轴流风机，涉及风机制造技术领域。轴流风机包括轮毂、多个叶片以及导流罩，多个叶片连接于轮毂且环绕轮毂设置，导流罩连接于轮毂的迎风的一端，且导流罩的外表面为抛物面，导流罩的外表面与轮毂表面平滑连接。本轴流风机能够提高风机效率。