Telescopic windscreen wiper of automobile rearview mirror

Abstract

The invention discloses a telescopic windscreen wiper of an automobile rearview mirror. The scraper comprises a rearview mirror housing, rearview lens and a windscreen wiper, the windscreen wiper is connected with a motor shaft of a motor arranged in the rearview mirror lens through a rotating shaft sleeve; the motor is connected with an in-vehicle microcontroller through a wiring harness; the windscreen wiper comprises an external windscreen wiper and a built-in windscreen wiper; the built-in windscreen wiper is arranged in the external windscreen wiper and can stretch out and draw back relative to the length direction of the built-in windscreen wiper. The inner side end of the built-in windscreen wiper is connected with a spring baffle inside the external windscreen wiper through a spring, balls are arranged at the outer side end of the built-in windscreen wiper, communicated ball sliding grooves are formed in the bottom face of the inner side of the rearview mirror shell and the curved face of the side away from the windscreen wiper, and the balls are connected into the ball sliding grooves and can slide along the ball sliding grooves. The rearview mirror windscreen wiper is controlled by the motor to rotate to complete the wiping process, and the automation degree is high; and the built-in windscreen wiper is telescopic, so that the wiping range of the windscreen wiper cancover most mirror surfaces, the wiping effect is good, and the driving safety is ensured.

Description

technical field [0001] The invention relates to the technical field of automobile manufacturing, in particular to a retractable automobile rearview mirror wiper. Background technique [0002] The exterior rearview mirror is an important accessory on the car, mainly used for the driver to observe and grasp the driving situation of the rear vehicle during driving, so as to ensure driving safety. [0003] But when driving in rainy and snowy weather, rainwater often falls on the mirror surface of the exterior rearview mirror, which is unfavorable for the driver to observe. This greatly increases the danger of driving. [0004] Although the rearview mirrors of many models of cars now have a heating function, which can automatically cope with the occurrence of this situation to a certain extent, when encountering heavy rain, the heating system cannot evaporate the rainwater in time, and the evaporation Watermarks are often left on the dry mirror surface, which affects the clarit...

AI Technical Summary

Problems solved by technology

[0003] But when driving in rainy and snowy weather, rainwater often falls on the mirror surface of the exterior rearview mirror, which is unfavorable for the driver to observe. This greatly increases the danger of driving

[0004] Although the rearview mirrors of many models of cars now have a heating function, which can automatically cope with the occurrence of this situation to a certain extent, when encountering heavy rain, the heating system cannot evaporate the rainwater in time, and the evaporation Watermarks are often left on the dry mirror surface, which affects the clarity of the mirror surface. The driver cannot timely and accurately understand the specific movements of the vehicles behind, which brings great trouble

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