Summary of the invention
the invention provides a kind of sail control device and method of clear drift ship, its all-hydraulic water surface height lowsteaming hydraulic control system adopting guide proportion to control.
the invention discloses a kind of sail control device of clear drift ship, it comprises:
fuel tank; And
power system, it comprises the kinetic pump, pilot operated directional control valve, variable displacement motor and the executive component that driven by variable displacement motor that are connected with fuel tank, and when pilot operated directional control valve conducting, described fuel tank, kinetic pump, pilot operated directional control valve, variable displacement motor form open cycle; And
pilot control system, it comprises the pioneer pump be connected with fuel tank, the pilot solenoid valve be connected with pioneer pump, the pilot-actuated valve that is connected with described pilot solenoid valve, and described pilot-actuated valve communicates with the control port of described pilot operated directional control valve and controls described pilot operated directional control valve; And
control gear, for controlling the discharge capacity of pilot solenoid valve and variable displacement motor.
preferably, between pioneer pump and described pilot solenoid valve, also safety valve is provided with.
preferably, described pilot-actuated valve is provided with one handle, the oil pump capacity of the adjustable pilot operated directional control valve of this handle.
preferably, described variable displacement motor comprises solenoid valve, oil cylinder by electromagnetic valve
preferably, described pilot-actuated valve comprises the first pilot-actuated valve and the second pilot-actuated valve, described pilot operated directional control valve comprises the first pilot operated directional control valve and the second pilot operated directional control valve, described variable displacement motor comprises the first variable displacement motor and the second variable displacement motor, described executive component comprises the left paddle wheel controlled by the first variable displacement motor and the right paddle wheel controlled by the second variable displacement motor, described first pilot-actuated valve communicates with the control port of described first pilot operated directional control valve, described second pilot-actuated valve communicates with the control port of described second pilot operated directional control valve, described kinetic pump comprises and is all communicated with the first kinetic pump and the second kinetic pump with fuel tank, described fuel tank, first kinetic pump, first pilot operated directional control valve, first variable displacement motor forms the first open cycle, described fuel tank, second kinetic pump, second pilot operated directional control valve, second variable displacement motor forms the second open cycle.
the invention also discloses and a kind ofly adopt the navigation control method floating clearly ship, it comprises the following steps:
under lower-speed state, the discharge capacity of variable displacement motor is comparatively large, and connect pilot solenoid valve, act on pilot operated directional control valve by pilot-actuated valve, fuel tank, pilot operated directional control valve, variable displacement motor form open cycle, and executive component bends down quick-action in the drive of variable displacement motor and does;
at high speeds, connect pilot solenoid valve and the discharge capacity turning down variable displacement motor, act on pilot operated directional control valve by pilot-actuated valve, fuel tank, pilot operated directional control valve, variable displacement motor form open cycle, and executive component is high speed motion under the drive of variable displacement motor.
preferably, at high speeds, connect the solenoid valve of variable displacement motor, solenoid valve regulates by the position of oil cylinder to piston the discharge capacity raising variable displacement motor.
the present invention is compared with technical background technology, and the useful effect had is:
1, working efficiency improves, and this device is contained in float clearly on ship and can improves transport cruising speed, shortens the time;
2, adopt advanced guide proportion hydraulics, automaticity is high, simple operation, and stable action is safe and reliable.
Embodiment
below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
the first embodiment of the present invention, a kind of sail control device of clear drift ship, it comprises fuel tank, power system, pilot control system, control gear.
fuel tank provides fluid to supply for this sail control device hydraulic system, ensures that whole hydraulic system hydraulic oil is abundant and stable.Fuel tank can be provided with thermometer 3 and liquid level meter 4, the temperature of the oil mass in fuel tank and hydraulic oil is measured.
power system comprises kinetic pump 7, pilot operated directional control valve 12, variable displacement motor 13 and executive component.The oiler of kinetic pump 7 is identical with fuel tank, and hydraulic oil can promote and be passed to pilot operated directional control valve 12 by kinetic pump 7.Pilot operated directional control valve 12 is 3-position 4-way, when left position and right position, and pilot operated directional control valve 12 conducting, and their flow direction is contrary.Variable displacement motor 13 is that the theory of rotating inputs the variable oil hydraulic motor of discharge capacity.It is often used to the heavy loads such as hoist, mechanically high-precision, and the size controlling discharge capacity by regulator is to reach predetermined demand.Executive component can be wheel etc., and it is driven by variable displacement motor 13.Variable displacement motor comprises solenoid valve, oil cylinder by electromagnetic valve.When solenoid valves, the discharge capacity of oil cylinder governor motor.
pilot control system comprises the pioneer pump 8 be connected with fuel tank, the pilot solenoid valve 9 be connected with pioneer pump 8, the pilot-actuated valve 11 that is connected with described pilot solenoid valve 9, and pilot-actuated valve 11 communicates with the control port of described pilot operated directional control valve 12 and controls described pilot operated directional control valve 12.Pilot-actuated valve 11 is provided with one handle, and the oil pump capacity of the adjustable pilot operated directional control valve 12 of this handle, realizes the stepless time adjustment to navigation equipment under lower-speed state.
control gear is for controlling the discharge capacity of pilot solenoid valve and variable displacement motor.
namely the vent line of open cycle also arranges oil adsorption filter 1 in the front end of kinetic pump, the oil circuit of open cycle is also provided with oil return filter cleaner 2 and freezing mixture 5.Filter cleaner can filter hydraulic oil.Freezing mixture can reduce the temperature of the hydraulic oil in open cycle.
adopt the navigation control method of this device, under lower-speed state, the discharge capacity of variable displacement motor 13 is larger, connect pilot solenoid valve 9, pilot operated directional control valve 12 is acted on by pilot-actuated valve 11, fuel tank, kinetic pump 7, pilot operated directional control valve 12, variable displacement motor 13 form open cycle, and executive component bends down quick-action in the drive of variable displacement motor 13 huge discharge and does; At high speeds, connect pilot solenoid valve 9 and the discharge capacity turning down variable displacement motor 13, pilot operated directional control valve 12 is acted on by pilot-actuated valve 11, fuel tank, kinetic pump 7, pilot operated directional control valve 12, variable displacement motor 13 form open cycle, executive component high speed motion under the drive of variable displacement motor 13 small displacement.
sail control device and the method for this clear drift ship enable water surface in headway, realize high-performance cruise and low speed operation two kinds of mode of operations, improve operating efficiency and shorten the cruise time.
the difference of the second embodiment of the present invention and the first embodiment is that pilot-actuated valve 5 comprises the first pilot-actuated valve 51 and the second pilot-actuated valve 52, described pilot operated directional control valve comprises the first pilot operated directional control valve 31 and the second pilot operated directional control valve 32, described variable displacement motor 13 comprises the first variable displacement motor 41 and the second variable displacement motor 42, described executive component comprises the left paddle wheel controlled by the first variable displacement motor 41 and the right paddle wheel controlled by the second variable displacement motor 42, described first pilot-actuated valve 51 communicates with the control port of described first pilot operated directional control valve 31, described second pilot-actuated valve 52 and described second hydraulic control are changed 32 and are communicated to the control port of valve, described kinetic pump 7 comprises and is all communicated with the first kinetic pump 21 and the second kinetic pump 22 with fuel tank, described fuel tank, first kinetic pump 21, first pilot operated directional control valve 31, first variable displacement motor 41 forms the first open cycle, described fuel tank, second kinetic pump 22, second pilot operated directional control valve 32, second variable displacement motor 42 forms the second open cycle.
this kind of left paddle wheel of structure and right paddle wheel apportion is adopted to control, turning to of convenient clear drift ship.
concrete, be connected from oil adsorption filter 11 oil outlet with the inlet port of pioneer pump 23 by diesel-driven first pump 21, second pump 22, the filler opening of oil adsorption filter 11 is connected with fuel tank; First pump 21, second pump 22 is connected with the first pilot operated directional control valve 31, second pilot operated directional control valve 32 and the first pilot-actuated valve 51 filler opening, the second pilot-actuated valve 52 respectively with the oil outlet of pioneer pump 23, and the oil outlet of pioneer pump 23 is connected with pilot solenoid valve 61 filler opening simultaneously;
first pilot operated directional control valve 31 is connected with the first variable displacement motor 41, and the second pilot operated directional control valve 32 is connected with the second variable displacement motor 42; First pilot-actuated valve 51 is connected with the pilot control opening of the first pilot operated directional control valve 31, being connected with the pilot control opening of the second pilot operated directional control valve 32 of the second pilot-actuated valve 52;
first pilot operated directional control valve 31, second pilot operated directional control valve 32, first pilot-actuated valve 51 is connected with cooler 15 filler opening with pilot solenoid valve 61 oil outlet, and cooler 15 oil outlet is connected with fuel tank;
first variable displacement motor 41 is connected with fuel tank with the leakage hydraulic fluid port of the second variable displacement motor 42.
local-speed mode of operation: after diesel engine starting, that YV1 is obtained is electric for operated pilot reversing control valve safety switch, push away before the first pilot-actuated valve 51 and the second pilot-actuated valve 52 handle, the pressure oil of pioneer pump 23 controls the fuel-displaced of the first pilot operated directional control valve 31 and the second pilot operated directional control valve 32 by the first pilot-actuated valve 51 and the second pilot-actuated valve 52, pressure oil promotes paddle wheel and drives variable displacement motor to rotate, thus drives the rotation of left and right paddle wheel to drive hull to advance.First pilot-actuated valve 51 and the second pilot-actuated valve 52 handle aperture size can regulate the oil pump capacity of the first pilot operated directional control valve 31 and the second pilot operated directional control valve 32, and controllable variable motor drive speed size arrives job requirement; Otherwise the first pilot-actuated valve 51 and the second pilot-actuated valve 52 handle pusher hull retreat.
high-speed operation mode: after diesel engine starting, that YV1, YV2, YV3 are obtained is electric for operated pilot reversing control valve safety switch and high-performance cruise safety switch, YV2, YV3 obtain electric after variable displacement motor swash plate control piston cylinder is communicated with variable displacement motor, push away before the first pilot-actuated valve 51 and the second pilot-actuated valve 52, the pressure oil of pioneer pump 23 control the first pilot operated directional control valve 31 by the first pilot-actuated valve 51 and the second pilot-actuated valve 52 and the second pilot operated directional control valve 32 fuel-displaced, pressure oil promotes paddle wheel and drives variable displacement motor to rotate, thus drives paddle wheel rotation to drive hull to advance.Guide's reversing control valve 51,52 handle aperture size can regulate the oil pump capacity of the first pilot operated directional control valve 31 and the second pilot operated directional control valve 32, and controllable variable motor drive speed size arrives job requirement; Otherwise the first pilot-actuated valve 51 and the second pilot-actuated valve 52 handle pusher hull retreat.Because pressure oil promotes motor swashplate control piston cylinder, motor displacement is reduced, so motor drive speed can be accelerated, drive paddle wheel rotational velocity driving hull to advance fast or the speed that retreats also can be accelerated.
the invention discloses all-hydraulic water surface high low speed hydraulic control system, enable water surface in headway, realize high-performance cruise and low speed operation two kinds of mode of operations, improve operating efficiency and shorten the cruise time.
above specific embodiment of the present invention is illustrated in conjunction with diagram, clearly on the basis not leaving scope and spirit of the present invention, much can revise prior art and technique.In art of the present invention, the usual knowledge of a GPRS, just within the scope of technology main idea of the present invention, can carry out diversified change.