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| >> Pollution
Control Equipments >> Sludge Thickener >> Cage Driven
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Sludge Thickener
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| 1. |
Proprietary
drive unit comprising of primary internal spur gear connected
to the secondary standard worm & worm reduction gear box by means
of sprocket & chain arrangement. The standard gear box is
connected directly to the motor mounted on a MS. fabricated base
frame. |
| 2. |
Superstructure
comprising steel structural bridge spanning the half diameter
of the tank as per data sheet. The drive unit is fixed on the
centre
of the bridge. Necessary chequered plate & handrails are
provided on the bridge so that it can be used as walkway to have
access
to the drive unit at the centre. |
| 3. |
The
feed is let into the sludge thickener feed well through hollow
centre column or feed pipe at 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 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 also be provided on request. |
| 8. |
Access
ladders/staircase to the bridge can also be provided on request. |
| 9. |
Painting
- parts are suitably cleaned & steel under water parts are
cleaned with wire brush & one coat of red oxide primer. Epoxy
painting is provided on special request if required. |
| 10. |
A
Floating scum scrapper with scum box & high torque switch
can also be provided on special request. |
| 11. |
Full bridge can be provided on request. |
Exclusions :-
All
civil works, electrical works, erection & commissioning of the
mechanism & any other item not specifically mentioned in our proposal.
