A portable fan with adjustable vertical angle
A vertical angle, portable technology, applied in non-variable pumps, cooling/ventilation devices, components of pumping devices for elastic fluids, etc., can solve problems such as unsupportable, poor heat dissipation, and inconvenient hand-holding, etc. Achieve the effect of avoiding falling off and saving space
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[0016] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0017] see Figure 1-3 , the present invention provides a technical solution: a portable fan with an adjustable vertical angle, including a front cover 2 and a rear cover 11, locking screws 1 are fixed around the surface of the front cover 2, and a shaft is arranged in the middle of the front cover 2 Core 9, a shaft sleeve 10 is arranged on the outside of the shaft core 9, and the fan blade 3 is installed on the surface of the shaft sleeve 10, the central axis...
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