Spring umbrella with built-in umbrella cover

Abstract

Umbrella cover and supporting bars can all be contained in a hollow umbrella pole, the middle point of the umbrella cover is connected with the top end of a piston, the supporting bars connected on the diagonals of the umbrella cover, and the tail end of the supporting bars is connected with the upper end of the piston. The umbrella pole is in hollow structure, the piston is arranged in the umbrella pole, an umbrella opening spring is arranged between the piston and a spring seat, the upper end of a drawstring is connected with a transverse pin of the piston, and the lower end of the drawstring is connected with a barrel. When opening the umbrella, an umbrella handle is held while a button is pressed, the piston in the umbrella pole, the umbrella cover and the supporting bars slide upwards under the action of an umbrella-opening spring at the moment, and the umbrella cover is opened by the supporting bars and a torsion spring. When folding up the umbrella, a crank handle is rotated todrive a hollow shaft and further drive the barrel to rotate by a clutch disc, the barrel pulls the piston, the supporting bars and the umbrella cover into the umbrellas pole by the drawstring, and the crank handle is turned over and is locked by a locating slot arranged at the bottom of the umbrella handle after the umbrella and the supporting bars are all contained in the umbrella pole.

Description

technical field [0001] The invention relates to a spring umbrella, in particular to an umbrella surface built-in spring umbrella capable of accommodating the umbrella surface and the support bar in a hollow umbrella pole, and also capable of quickly opening the umbrella through a spring. Background technique [0002] At present, the known spring umbrella not only has a complicated structure, but also needs to tidy up the umbrella surface after every time the umbrella is retracted, so it is very inconvenient to retract the umbrella. SUMMARY OF THE INVENTION [0003] In order to overcome the shortcomings of the complex structure of the existing spring umbrella and the need to tidy the umbrella surface after each umbrella is closed, the present invention provides a spring umbrella with a built-in canopy, which has a simple structure and is not easy to use. When the umbrella surface needs to be sorted out, the umbrella surface and the support bars can be conveniently and quick...

AI Technical Summary

Problems solved by technology

[0003] In order to overcome the disadvantages that the existing spring umbrella has a complex structure and the umbrella surface needs to be sorted out after each umbrella retraction, the present invention provides a spring umbrella with a built-in umbrella surface. The spring umbrella with a built-in umbrella surface has a simple structure and does not It is necessary to arrange the umbrella surface to conveniently and quickly store the umbrella surface and support strips in the hollow umbrella pole, and can also quickly open the umbrella through the spring

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