Vertical multi-stage coaxial impact crushing sorting unit

• Main Author: HUANG RUJIAN
• Format: Patent
• Language: Chinese; English
• Published: 23.11.2011
• Subjects: CRUSHING, PULVERISING, OR DISINTEGRATING; CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN; OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL,e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL; PERFORMING OPERATIONS; PREPARATORY TREATMENT OF GRAIN FOR MILLING; SEPARATING SOLIDS FROM SOLIDS; SEPERATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, ORSIFTING OR BY USING GAS CURRENTS; SORTING; TRANSPORTING

The invention relates to a vertical multi-stage coaxial impact crushing sorting unit, which is structurally characterized in that an impact crushing sorting mechanism or a plurality of impact crushing sorting mechanisms are arranged along a vertical main shaft from top to bottom; the heads and the tails of two adjacent impact crushing sorting mechanisms of the impact crushing sorting mechanisms are in head-tail make connection; the whirling motion crushing cavity of each impact crushing sorting mechanism is a semi-closed annular space the top of which is sealed and the bottom of which is opened; the space is provided with a plurality of pulse exhaust vents communicated with the whirling motion crushing cavity and space in a hopper; in the whirling motion crushing cavity, a reaction conical surface which corresponds to a rotor jet orifice is arranged, wherein the diameter distribution of the reaction conical surface is an inverted big-end-up cone, and the surface thereof is distributedwith grinding teeth; and