Blowing fan
A blower fan and fan blade technology, applied in the field of blower fans that reduce turbulence and increase the overall air intake and output volume, can solve the problems of reducing the overall air output, increasing the overall noise of the blower fan, and affecting the air intake of the blower fan. Achieve the effect of reducing wind shear noise and increasing air intake
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[0029] In order to make the above and other objectives, features and advantages of the present invention more obvious and understandable, the following is a detailed description of the preferred embodiments of the present invention with accompanying drawings as follows:
[0030] Please refer to figure 2 As shown, the blower fan of the first embodiment of the present invention includes a housing 1, a stator 2 and a fan wheel 3. among them:
[0031] The housing 1 has an accommodating space 10, the stator 2 and the fan wheel 3 are both arranged in the accommodating space 10; the accommodating space 10 is provided with a shaft tube 11, the stator 2 is combined with the shaft tube 11 On the outer peripheral surface, the fan wheel 3 is rotatably arranged in the shaft tube 11 through a bearing 110; the housing 1 is further provided with a cover plate 12 and an air outlet 13, the cover plate 12 is assembled on the housing 1 The cover 12 is provided with a first air inlet 121, and the axi...
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