FIELD: devices for separating liquid or solid substances from sewage, for instance used in civil and industrial treatment plants.
SUBSTANCE: device comprises body with grid installed in the body. Grid includes rigid frame and filter formed as a number of plates, grid cleaning means, carriage and special accumulative tray for separated impurities receiving. The device has n>1 grids installed in series inside channel in sewage flow direction and defining gaps decreasing in sewage flow direction. Grid cleaning means is made as a rotary bush of flexible resilient rods and connected to drive. Accumulative tray is shaped correspondingly to bush shape and made of perforated material.
EFFECT: increased efficiency.
3 cl, 3 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| APPARATUS FOR MECHANICAL SEWAGE TREATMENT | 2002 |
|
RU2253718C2 |
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| DEVICE FOR CATCHING AND REMOVING MECHANICAL INCLUSIONS FROM LIQUID FLOW | 1996 |
|
RU2107781C1 |
| ARRANGEMENT FOR TRAPPING REFUSE FROM WASTE LIQUID | 0 |
|
SU992674A1 |
| RETAINING ARRANGEMENT | 0 |
|
SU945087A1 |
| UNIT FOR MECHANICAL PURIFICATION OF SEWAGE WATER | 1999 |
|
RU2178771C2 |
