A device for removing liquid from a moving fabric or web

D - Textiles – Paper – 21 – F

Patent

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Details

D21F 1/50 (2006.01)

Patent

CA 2599584

A device for removing a liquid, dusty or solid substance from a moving fabric or web (3). The device comprises at least: a roll (2) placed transversely in relation to the moving fabric or web (3) and arranged to rotate around a rotation axis (X), and comprising an outer mantle (2a), through which a liquid or air flow can enter the inside of the roll (2); a chamber inside which said rotating roll (2) is placed, and which comprises an opening (1 b) in the direction of said rotating axis (X), the opening being arranged to expose at least a part of the outer mantle (2a) in such a way that the moving fabric or web (3) tangential to the chamber (1 ) can be supported against the outer mantle (2a); and at least spiral, screw or threaded structure (8) which is arranged inside said rotating roll (2), at a distance from its outer mantle (2a), and is arranged to rotate around a rotating axis (X) and to transfer liquid or air that has entered the roll (2) in the direction of said rotation axis (X).

La présente invention concerne un dispositif pour retirer un liquide, une substance poussiéreuse ou solide d~un tissu ou d~une toile mobile (3). Le dispositif comprend au moins un rouleau (2) placé transversalement par rapport au tissu ou à la bande mobile (3) et disposé pour tourner autour d~un axe de rotation (X) et comprenant un ballon extérieur (2a), à travers lequel un flux de liquide ou d~air peut entrer à l~intérieur du rouleau (2) ; une chambre dans laquelle ledit rouleau rotatif (2) est placé et qui comprend une ouverture (1b) dans la direction dudit axe de rotation (X), l~ouverture étant disposée pour exposer au moins une partie du ballon extérieur (2a) d~une manière telle que le tissu ou la bande mobile (3) tangente à la chambre (1) puisse être supportée contre le ballon extérieur (2a) ; et au moins une structure filetée, à vis ou en spirale (8) qui est disposée à l~intérieur dudit rouleau rotatif (2), à une distance de son ballon extérieur (2a) et est disposée pour tourner autour d~un axe de rotation (X) et pour transférer du liquide ou de l~air qui a pénétré le rouleau (2) dans la direction dudit axe de rotation (X).

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