Electric window glass lifter for automobile

Abstract

The invention relates to an electric window glass lifter for an automobile. The lifter comprises a motor, a transmission device, a glass supporting plate and an emergency handle, wherein the transmission device comprises a worm and worm gear pair and a gear and rack pair; a worm is connected with a motor shaft; a box body is arranged outside the worm and a worm gear and comprises a box cover; a spring plate is arranged below the worm gear in the box body; a connecting plate is fixed on the box body; the box cover and the connecting plate are provided with an axle hole respectively; a gear is positioned between the box cover and the connecting plate; the shaft of the worm gear, namely a spindle is movably connected with the axle hole on the box cover, the axle hole of the gear and the axlehole on the connecting plate; the upper end of the spindle stretches out of the connecting plate, and the lower end of the spindle is in profile connection with the lower part of the axle hole of theworm gear; the upper part of the spindle is in profile connection with the axle hole of the gear; and a handle screw hole sleeve is fixed on the connecting plate. Window glass is manually lifted by the emergency handle, and the lifter is convenient to operate and has a simple structure.

Description

technical field [0001] The invention relates to an electric window lifter for automobiles. Background technique [0002] With the rapid development of my country's automobile industry, electric window regulators gradually replace manual window regulators. Electric window regulators have the advantages of stable operation, convenient adjustment, and free remote control, and have become a standard accessory for automobiles. China's authorized announcement number is 201649958U, and the utility model patent application number is 201020169339.1 discloses an electric window lifter for automobiles, including a drive motor, a transmission cable and a glass pallet. The worm drive of the drive motor is connected to the drive plate of the reducer. The reducer drives and connects a closed transmission cable, and the two ends of the transmission cable are fixed on the glass pallet. Driven by the motor, the car window glass is raised or lowered along the glass guide groove through the tr...

AI Technical Summary

Problems solved by technology

For the electric window lifter, once a fault occurs, the window glass cannot be raised or lowered. Since the glass lifter is installed in the door, and the cause of the glass lift failure is more complicated, it is generally difficult for the driver to repair it by himself. Lifting failure requires a special maintenance point or auto repair shop to repair. If the lifter fails during driving, it will cause great trouble to the driver

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