Spare tire rack convenient to installation is fixed

• Main Author: QIN AIGUO
• Format: Patent
• Language: Chinese; English
• Published: 27.11.2018
• Subjects: LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS; MOTOR VEHICLES; PERFORMING OPERATIONS; TRAILERS; TRANSPORTING

The utility model discloses a spare tire rack convenient to installation is fixed, including mounting bracket, supporting mechanism and knob mechanism, the cavity has been seted up at the middle partof mounting bracket, the slot has been seted up in the left side of mounting bracket, be equipped with the nut in the cavity, the cover is equipped with the bearing on the nut, the bearing passes through the bearing frame and installs on the inner wall of cavity, the cover is equipped with the worm wheel on the nut, the worm wheel meshing has the worm, the one end of worm is rotated and is connected on the inner wall of cavity, the other end of worm runs through the inner wall of cavity and extends to the interior fixedly connected with of slot inserts the tongue, threaded connection has the lead screw on the nut, the one end fixedly connected with support column of nut is kept away from to the lead screw, the one end fixedly connected with link stopper of lead screw is kept away from to the support column, knob m