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    • 7. 发明公开
    • Coanda spiral flow device
    • 科恩达螺旋流量装置
    • EP0456931A1
    • 1991-11-21
    • EP90309894.5
    • 1990-09-10
    • Horii, KiyoshiTOA KIKAI KOGYO CO., LTD.
    • Horii, KiyoshiOosumi, Kakuji
    • B65G53/58F15D1/00
    • B65G53/58F15D1/0015
    • A coanda spiral flow device comprising: a first unit (A) having an end introducing port (1), an erect or inclined outer circumferential surface (2) on the end opposite to said port, and a coupling flange (3); a second unit (B) having a discharge outlet (4), an inclined or curved inner circumferential surface (6) on the end oposite to said outlet and having a bore larger than that of said outlet, said inclined or curved surface opposing the said erect of inclined surface on the outer circumference end of said first unit to form a coanda slit (5), a conically tapered inclined surface (7) extending from said inclined or curved surface (6) towards the said discharge outlet, an annular groove (8) on the outer surface adjacent the end having the said inner circumferential surface, and a coupling flange (9); and a removable outer peripheral tube unit (C) having a ventilation portion (11), which covers the said erect or inclined surface of the said first unit and the annular groove on the surface of the said second unit, and having both ends in close contact with the coupling flanges of said first and second units and forming a ventilation distribution chamber (10) which communicates with said ventilation portion.
    • 1。一种柯安达旋流装置,其特征在于,包括:具有端部导入口(1)的第一单元(A),与所述端口相反一侧的立起或倾斜的外周面(2)以及连结凸缘(3)。 具有排放出口(4)的第二单元(B),在与所述出口相反的端部上具有倾斜或弯曲的内圆周表面(6),并具有比所述出口的内径更大的孔,所述倾斜或弯曲表面与所述 (5),从所述倾斜或弯曲表面(6)朝向所述排放出口延伸的圆锥形渐缩倾斜表面(7),环形凹槽(5),所述环形凹槽 所述内周面与所述内周面的端部相邻的外表面上具有连结凸缘, 和具有通气部(11)的可拆卸的外周管单元(C),所述通气部分(11)覆盖所述第一单元的所述直立或倾斜表面和所述第二单元的表面上的环形槽,并且其两端靠近 与所述第一和第二单元的连接凸缘接触并形成与所述通风部分连通的通风分配室(10)。