Double-air-duct tea winnowing machine

The double-air-duct tea winnowing machine comprises a first-stage air bellow, an axial flow fan constructs a screening air field perpendicular to the discharging direction in the first-stage air bellow, and a feeding hopper is arranged at the top of the first-stage air bellow; the second-stage air b...

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Bibliographische Detailangaben
Hauptverfasser:	QIN KUAN, CAO CHENGMAO, YU LEI, WANG YANG, CHEN QI, WANG YU, ZHENG MEIJUAN, BI HAIJUN, JIA PENGCHENG, XIA DONGSONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	OTHER SEPARATING BY DRY METHODS APPLICABLE TO BULK MATERIAL,e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL PERFORMING OPERATIONS SEPARATING SOLIDS FROM SOLIDS SEPERATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, ORSIFTING OR BY USING GAS CURRENTS SORTING TRANSPORTING
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Beschreibung
Zusammenfassung:	The double-air-duct tea winnowing machine comprises a first-stage air bellow, an axial flow fan constructs a screening air field perpendicular to the discharging direction in the first-stage air bellow, and a feeding hopper is arranged at the top of the first-stage air bellow; the second-stage air bellow is connected to the bottom of the first-stage air bellow, and a screening air field perpendicular to the blanking direction is constructed in the second-stage air bellow through a centrifugal fan arranged on one side of the second-stage air bellow; wherein a fallen material collecting and conveying device is arranged at the joint of the first-stage air bellow and the second-stage air bellow, and the fallen material collecting and conveying device is used for collecting fallen materials screened by a screening air field in the first-stage air bellow and conveying the fallen materials to the starting end of the fallen material direction of the second-stage air bellow; and a screened material output device is ar