Tobacco tar microcapsule preparation device based on flow focusing technology

• Main Authors: GE SHAOLIN, HUANG LAN, DING DANG, WANG JIAN, TIAN ZHENFENG, ZHU ZHIQIANG, HUANG FANGSHENG, CHEN MINGXI, XU ZHIQIANG, XU BINGXIA
• Format: Patent
• Language: Chinese; English
• Published: 12.04.2022
• Subjects: CIGARETTES; CIGARS; HUMAN NECESSITIES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES; MOUTHPIECES FOR CIGARS OR CIGARETTES; SMOKERS' REQUISITES; TOBACCO; TOBACCO SMOKE FILTERS

The utility model discloses a tobacco tar microcapsule preparation device based on a flow focusing technology, which mainly comprises an inner needle head, an outer needle head, a cavity chamber, an inner phase injection pump, an outer phase injection pump and a driving phase injection pump, wherein the inner needle head and the outer needle head form a coaxial double-needle-head structure, the cavity chamber is used for accommodating the double needle heads, and the inner phase injection pump, the outer phase injection pump and the driving phase injection pump are used for providing various phases of fluid. Each phase of fluid forms monodisperse liquid drops at a bottom outlet of the cavity based on a flow focusing technology, and then the monodisperse liquid drops are solidified to form the microcapsule. The device disclosed by the utility model is simple in structure, convenient to operate, high in production efficiency and low in production cost, and the prepared cigarette microcapsules are high in wrappi