Tubular screw conveyors, basic equipment and accessories

In standard design our tubular screw conveyors consists of jackets with threads and geared motor with flexible coupling mounted on a motor bracket at inlet or outlet.

The jacket and the thread are made of steel or stainless steel. Up to 8 m the tubular screw conveyors are made of one piece, if longer they are two-piece.

Inlet and outlet are squared with JACOB flange. On both ends HP shaft seals flush with end plates are used for shaft sealing.

Table of the most common accessories for tubular screw conveyors

Image	Description	Image	Description
	Inlet at round JACOB spout with dead-space removal device. The distance from the end plate is 50 mm		Hinged base (each flap max. 1.2 m) with quick lock and safety switch on the hinge. Silicon seals for foodstuffs
	Outlet at round JACOB spout with dead-space removal device. The distance from the end plate is 50 mm		Two-part centre bearing
	Overflow valve with safety switch on the hinge		Electrically, pneumatically or manually-operated intermediate discharge valve, with appropriate JACOB flange
	Inside overflow valve with weight and inductive sensor		Paddle thread with paddles screwed in
	Slotted screen for removing water from the product		Inlet for silo discharge with gear-rack remote operation

Shaft seals for trough screw conveyors and tubular screw conveyors