HYDRAULIC POWER UNIT Russian patent published in 2017 - IPC F03B17/06 F03B13/00 

FIELD: electricity-producing industry.

SUBSTANCE: hydraulic power unit comprises a body 1 in the form of two chambers 17, 18 with the inlet and outlet ports 19-22 with the hatches 23-26, the floats 30, 31 that are housed within the chambers 17, 18, an accumulator tank 8, an operating main line 4, a cranked axle 37 with piston rods that are linked to the floats 30, 31. The unit is placed in parallel with the river bed or the channel, which is divided by the longitudinal baffle 3 into the operating and emergency main lines 4, 6 with dampers 5, 7. The tank 8 is formed in main line 4. The main line 6 is attached to the bypass line 9. The ports 19-22 are placed against each other suitable for connection with lines 4 and 9. The unit is equipped with the motor drives 41-44 that are fixed above the ports 19-22, the shaft of each of the drives is supplied with the drum 45, which is connected to the relevant hatch by the wire rope 46, and is equipped with the floating switches 48, 49 of the motor drives 41-44 and with the rod forked switches. The motor drives 41-44 are linked to the oscillator, which is connected to the shaft 37 with the gear unit.

EFFECT: enhancement of unit operating efficiency, unit performance reliability and construction simplification of the hatches lift and drop headgear.

2 cl, 3 dwg