Driving device of automobile door lock fastener

Driving device of automobile door lock fastener

  • CN 201,531,170 U
  • Filed: 10/16/2009
  • Issued: 07/21/2010
  • Est. Priority Date: 10/16/2009
  • Status: Active Grant
First Claim
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1. the drive unit of an automobile door lock dead lock comprises motor, gear drive, screw-drive mechanism, and described screw-drive mechanism comprises screw rod, pulling frame, and described pulling frame and screw rod screw, and described screw rod one end is provided with gear wheel;

  • Described gear drive comprises retainer, pinion, is provided with the sliding pin perpendicular to motor spindle in the described retainer, and it is radially fixedly connected with it that pinion one side also is provided with an end, and the other end is the snap ring that is parallel to the axial closed ring of retainer;

    Described retainer, pinion are sleeved on the output of described motor spindle successively, and described retainer is fixedlyed connected with motor spindle, and described screw-drive mechanism is connected by large and small gear drive with described gear drive;

    Described pinion endoporus and motor spindle matched in clearance, and by sliding pin, snap ring and retainer flexible connection;

    It is characterized in that;

    the non-circular structure of the endoporus of described pinion for contacting with described motor spindle point.

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