Black tea withering device

• Main Authors: LUO XIANCHUN, WANG DINGLAN, ZHANG KEFAN
• Format: Patent
• Language: Chinese; English
• Published: 03.02.2023
• Subjects: COFFEE; FOODS OR FOODSTUFFS; HUMAN NECESSITIES; MANUFACTURE, PREPARATION, OR INFUSION THEREOF; 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; TEA; THEIR SUBSTITUTES; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES; TRANSPORTING

The utility model discloses a black tea withering device. The black tea withering device comprises a withering tank and an air heater, a spreading and airing net plate is movably arranged in the withering tank; a protective cover is movably arranged on the spreading and airing net plate; a ventilation channel is arranged on the protective cover; a material receiving plate is movably arranged at the bottom of the withering tank up and down; and the material receiving plate is positioned below the spreading and airing net plate and is used for receiving the tea leaves falling from the spreading and airing net plate. The hot air withering device has the beneficial effects that hot air of the existing hot air withering device blows upwards from the bottom, the wind power of the hot air is set to be too large, and tea leaves fly around after floating upwards to cause waste; if the wind power is too small, the tea leaves in the middle and on the surface cannot be uniformly heated by hot air, so that the withering i