Sunshading curtain for automobile

Abstract

The present invention discloses an automobile sun screen. It includes the following several portions: central shaft, rolling screen spring, rolling tube, rolling screen and external protective tube in which two ends of said external protective tube are equipped with upper and lower end covers, and on the central shaft upper and lower shaft sleeves are set. Besides, said invention also provides the connection mode of all the above-mentioned portions, and its working principle and operation method.

Description

technical field [0001] The invention relates to a sunshade, in particular to an automatically retractable sunshade roller blind used in automobiles. Background technique [0002] With the development of society and the advancement of technology, fundamental changes have taken place in people's material living standards. Cars have gradually entered the families of ordinary people. Due to the limitation of indoor garages, most cars and passenger vehicles can only be parked in open parking spaces. above; in order to prevent sunlight from directly shining into the car through the windows, people often install automatic retractable sunshade roller blinds on the inside of the car to shade the sun; the existing automatic retractable sunshade roller blinds can be divided into those used on the windows on both sides. There are two kinds of fan-shaped roller blinds used on straight roller blinds and front and rear windshields, such as the automobile windshield shading ...

AI Technical Summary

Problems solved by technology

The structure is simple and practical, and the retraction speed is fast, but it also has the following disadvantages: First, the automatic retraction speed of the roller blind cannot be controlled. Second, due to the excessive speed of retraction, it is easy to cause deflection, so that the roller blind cannot be fully retracted, and the roller blind needs to be artificially tightened to slowly retract it.

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