A proprietary drive unit comprising of primary internal spur gear connected to the secondary standard worms and worm reduction gear box by means of sprocket and chain arrangement. The standard gearbox is connected directly to the motor mounted on a mild steel fabricated base frame.
2 A super structure comprising of steel structural bridge spanning up to half the diameter of the tank. The bridge is driven at the centre by a motor and gear box. The bridge is provided with chequered plate/ steel grating. Mild steel hand railing and trolley with steel tyred wheel/ traction wheel on rails. The full bridge can be provided on request.
3 The feed is let into the sludge thickener feed well through a hollow centre column or feed pipe at the top. The clarified water is collected through peripheral launder & settled sludge through the centre of the tank.
4 Feed well of suitable diameter is fixed to the bridge to introduce feed into the sludge thickener tank.
5 The drive unit rotates the structural steel cage to which two rake arms are connected which rake the bottom of the tank twice per revolution. The rake arms are also provided with vertical pickets at an equal distance for better sludge compaction.
6 The bottom of structural steel cage rests on guide bearing fixed to the tank cone. Suitable cone scrappers are included in our supply.
7 Necessary weir plates along with fixing bolts to be fixed to the outlet launder can be provided on request.
8 Immersed parts can be provided with lining in rubber/ FRP
9 Floating scum scrapper with scum box & high torque switch or torque switch with lifting mechanism can also be provided.