Thickener mechanism
General:
- With or without steel walkway
- Rake arms with thickening bars and bottom scrapers;
- Diameter up to 20m
- Always equipped with durable lower bearing
- Materials in water/sludge: AISI304, AISI316 of coated steel
- A stirrer in the central sludge pit, bolted to the lower girder
- Two rake arms bolted to the central shaft
- Bottom scrapers bolted to the lower girder, positioned at 45°, to rake the sludge to the central pit;
- The bottom surface of the tank is completely scraped iby the rotation of the mechanism
Drive system:
- Gearbox fully closed, filled with oil;
- Hermetic motor IP 55;
- Isolation class F;
- External tooth wheel.
Vertical driving tube-shaft, bolted to the central bearing, equipped with:
- A flange connection at the top;
- Extensions at the bottom and at +/- 2/3 height to fix the arms.
