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Adjustment mechanism for deicing unit, deicing unit, deicing vehicle and deicing method

  • US 10,648,143 B2
  • Filed: 11/30/2017
  • Issued: 05/12/2020
  • Est. Priority Date: 06/01/2015
  • Status: Active Grant
First Claim
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1. An adjustment mechanism for a deicing unit, comprising at least one sub-adjustment unit, wherein each sub-adjustment unit comprises a positioning wheel, a guide rod, a screw rod, a positioning wheel adjustment spring, an upper end cover, a lower end cover, and a pressure adjusting nut,wherein the positioning wheel is rotatably arranged at one end of the guide rod, with an axis of the positioning wheel is perpendicular to an axis of the guide rod;

  • other end of the guide rod is connected with one end of the screw rod;

    the positioning wheel adjustment spring is sleeved outside the screw rod, and one end of the positioning wheel adjustment spring abuts against the upper end cover, and other end of the positioning wheel adjustment spring abuts against the lower end cover;

    the upper end cover is slidably arranged at one end of the screw rod away from the guide rod;

    the pressure adjusting nut is arranged at the one end of the screw rod away from the guide rod and arranged at one side of the upper end cover away from the guide rod, and the pressure adjusting nut is configured to adjust a maximum distance between the upper end cover and the lower end cover, and to be able to preload the positioning wheel adjustment spring; and

    the lower end cover is fixedly arranged at one end of the screw rod close to the guide rod,wherein the adjustment mechanism further comprises a main frame and a first adjustment mechanism;

    wherein the first adjustment mechanism comprises a suspension bracket, a hydraulic cylinder, a hydraulic cylinder transverse arm, at least one first sub-adjustment unit and a suspension boom, each first sub-adjustment unit comprises a main adjustment spring, a main adjustment screw rod, a main adjustment nut and a spring base;

    one end of the hydraulic cylinder is rotatably connected with the main frame, and other end of the hydraulic cylinder is rotatably connected with the hydraulic cylinder transverse arm;

    the main adjustment screw rod has one end passing through the suspension bracket and is slidably connected with the suspension bracket;

    one end of the main adjustment screw rod is fixedly connected with the hydraulic cylinder transverse arm, and other end of the main adjustment screw rod is slidably connected with the spring base;

    the main adjustment spring is sleeved outside the main adjustment screw rod, and one end of the main adjustment spring abuts against the spring base, and other end of the main adjustment spring abuts against the suspension bracket; and

    the main adjustment nut is arranged at one end of the main adjustment screw rod and is arranged at one side of the spring base away from the main adjustment spring.

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