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Flexible polishing apparatus for granulated grains

  • US 10,639,638 B2
  • Filed: 06/26/2015
  • Issued: 05/05/2020
  • Est. Priority Date: 09/23/2014
  • Status: Active Grant
First Claim
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1. A flexible polishing apparatus for granulated grains, comprising:

  • a housing;

    a feeding device;

    at least one flexible polishing unit;

    a bran discharging device; and

    a rice outlet,wherein the flexible polishing unit comprises a radial gravity self-flow flexible polishing chamber,wherein the feeding device, the flexible polishing chamber and the rice outlet are sequentially arranged from top to bottom along a gravity direction such that the granulated grains are moved through the flexible polishing chamber along a radial direction of a hollow shaft by gravity,wherein the flexible polishing chamber is disposed inside the housing;

    the flexible polishing chamber is enclosed by a rice sieve and a baffle;

    a center of the flexible polishing chamber is provided with the hollow shaft;

    the hollow shaft is provided with a flexible polishing member;

    a feeding inlet and a discharging outlet are respectively formed on a top and bottom of the flexible polishing chamber;

    an opening direction of the feeding inlet is along a radial direction of the hollow shaft;

    the hollow shaft is provided with at least one air inlet and a plurality of blow holes that are interconnected with the flexible polishing chamber;

    the hollow shaft is driven to rotate by a transmission device, andwherein the flexible polishing member is a polishing brush sleeved outside the hollow shaft;

    the polishing brush comprises a brush base and brushing hair;

    the brush base is fixedly sleeved on a periphery of the hollow shaft;

    the brushing hair is disposed on the brush base;

    the brush base is provided with a plurality of interconnecting holes configured for connecting to the hollow shaft;

    wherein the feeding device comprises a storage hopper and a spreading pipe;

    a bottom of the spreading pipe is interconnected with the feeding inlet of a highest flexible polishing chamber in the flexible polishing unit, so that rice flows into the flexible polishing chamber radially inward with respect to the hollow shaft,wherein the flexible polishing apparatus for granulated grains comprises a plurality of the flexible polishing units that are arranged in one or more than one row in the gravity direction;

    the flexible polishing units in one row each comprise more than one flexible polishing chamber.

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