Impeller, compressor and air conditioning unit
A centrifugal compressor and impeller technology, applied in the field of compressors, can solve problems such as not being able to meet different refrigeration needs
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[0025] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be described in further detail below in conjunction with the embodiments and accompanying drawings. Here, the exemplary embodiments and descriptions of the present invention are used to explain the present invention, but not to limit the present invention.
[0026] Such as figure 1 with figure 2 As shown, the present invention provides an impeller, which includes a disc 10 and blades 20 arranged on the disc 10 . The axis of the disc 10 forms a first ray X towards the blade root 21a of the leading edge 21 of the blade 20, and forms a second ray Y from the axis of the disc 10 to the tip 21b of the leading edge 21 of the blade 20. The tip of the edge 21 forms a pre-bending angle e, which is the angle between the first ray X and the second ray Y.
[0027] In the process of use, due to the change of working conditions, the flow state of the inlet of...
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