FIELD: machine building.
SUBSTANCE: application describes a suction apparatus comprising blower (32) for creating a suction air flow and air guide device (38) having at least one flow-rotating element (46; 90) with inlet pipe (52; 92) and outlet pipe (54; 94), outlet pipe (54; 94) being oriented across inlet pipe (52; 92), at least one flow rotating member (46; 90) is part of curved channel (40) into which exhaust air from air blower (32) is introduced and which surrounds fan (34) of blower device (32). In transition region (64) between inlet pipe (52; 92) and outlet pipe (54; 94), sound reflecting device (74) is located on which sound reflection and/or sound absorption occurs.
EFFECT: suction apparatus with a sound reflecting device is proposed.
27 cl, 7 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| MOBILE SWEEPER | 2013 |
|
RU2662998C1 |
| INFLUENT PIPE FOR STOCK-RAISING PREMISES FOR LIVE-STOCK ANIMALS | 2011 |
|
RU2468575C2 |
| CENTRIFUGAL FAN AND AIR-CONDITIONER WITH SUCH FAN | 2014 |
|
RU2636909C2 |
| EXHAUST GRILLE | 2013 |
|
RU2563787C1 |
| SUCTION APPARATUS AND ITS OPERATION METHOD | 2015 |
|
RU2663400C1 |
| VEHICLE | 1997 |
|
RU2123438C1 |
| OIL SEPARATOR, DEVICE OF AIR PREPARATION AND DEVICE OF COMPRESSED AIR SUPPLY FOR RAILLESS VEHICLE | 2006 |
|
RU2392037C2 |
| SWIVEL GAS DUCT | 0 |
|
SU1703917A1 |
| DEVICE FOR AIR PREPARATION WITH OIL SEPARATOR AND DEVICE FOR COMPRESSED AIR SUPPLY | 2005 |
|
RU2363526C2 |
| INTAKE SYSTEM OF INTERNAL COMBUSTION ENGINE | 1995 |
|
RU2098652C1 |
