CN104196788A - Hydraulically-driven corn straw crushing and returning device and use method thereof - Google Patents
Hydraulically-driven corn straw crushing and returning device and use method thereof Download PDFInfo
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- CN104196788A CN104196788A CN201410428462.3A CN201410428462A CN104196788A CN 104196788 A CN104196788 A CN 104196788A CN 201410428462 A CN201410428462 A CN 201410428462A CN 104196788 A CN104196788 A CN 104196788A
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Abstract
The invention relates to the field of straw returning, in particular to a hydraulically-driven corn straw crushing and returning device and a use method of the hydraulically-driven corn straw crushing and returning device. By means of the hydraulically-driven corn straw crushing and returning device and the use method, the problem that a drive system of an existing returning machine is complex in structure, has multiple transmission links and the like. A returning machine is directly connected with a hydraulic motor of a hydraulic control system through a coupler, the hydraulic control system is of a semi-closed type and is provided with a temperature sensor and a pressure sensor, and an oil inlet and outlet of the hydraulic motor is provided with a speed regulating valve used for ensuring the constant rotation speed of the returning machine. As an output shaft of the hydraulic motor is directly connected with a rotating shaft of the returning machine through the coupler, the transmission links are simplified. The hydraulic control system is of the semi-closed type, the operating state of the modules of the whole device can be taken into full consideration, subsystems in the master hydraulic control system are matched, and an oil pump used by a hydraulic subsystem for controlling a hydraulic cylinder serves as an oil supplement pump used for controlling the hydraulic subsystems of the returning machine.
Description
Technical field
The present invention relates to straw-returning field, be specially a kind of hydraulic driving corn straw smashing returning device and using method thereof.
Background technique
Straw-returning is the well stimulation of a culture fertility generally paying attention in the world today, when having stopped the pollution of atmosphere that crop straw burning causes, also has getting fat production-increasing function.Straw-returning can increase the soil organism, and improvement soil structure, makes loosing soil, and porosity increases, and capacity alleviates, and promotes the growth of microbial activity and crop root.Straw-returning getting fat production-increasing function is remarkable, generally can increase production 5%～10%, if but method is improper, and also can cause soil germ to increase, crop pest increases the weight of and the bad phenomenon such as (stiff seedlings) of being short of seedling.Therefore take rational straw-returning measure, just can play good field effect.
At present, the driving mode of corn straw smashing returning device (hereinafter to be referred as field machine) mostly is Mechanical Driven, realizes the transmission of power by multi-stage, belt and gear transmission, causes driving system structure complexity, poor reliability, installs and maintenance difficult.Chinese utility model patent (publication number: CN202958221U) disclose a kind of giving back field machine for corn stalks and used the corn harvester of this giving back field machine for corn stalks, adopt oil hydraulic motor to drive, between oil hydraulic motor and field machine, by jack shaft, belt and belt pulley, complete power transmission, structure is more complicated.In addition, hydraulic control system is open type control system, causes the hydraulic element Dimensionss such as system hydraulic oil container, radiator and filter larger, has increased complete machine layout difficulty and manufacture cost.
Summary of the invention
The object of the present invention is to provide a kind of hydraulic driving corn straw smashing returning device and using method thereof, can solve the problems such as existing field machine driving system structure is complicated, transmission link is many.
Technological scheme of the present invention is:
A hydraulic driving corn straw smashing returning device, field machine is directly connected by coupling with the oil hydraulic motor of hydraulic control system, and hydraulic control system is half-closed hydraulic control system.
Described hydraulic driving corn straw smashing returning device, hydraulic control system is equipped with temperature transducer and pressure transducer.
Described hydraulic driving corn straw smashing returning device, the oil inlet and outlet of oil hydraulic motor is equipped with the series flow control valve that guarantees field machine invariablenes turning speed.
Described hydraulic driving corn straw smashing returning device, this device comprises gear pump, motor, oil absorption filter I, back pressure valve, safety valve I, safety valve II, oil absorption filter II, oil absorption filter III, one-way valve, axial piston pump, hydrostatic Variable plunger pump and slippage pump thereof, hydrostatic travel driving system, series flow control valve, field machine, oil hydraulic motor, two position and four-way reversing valves, multiple directional control valve, all-hydraulic steering gear, diverter valve, return filter, hydraulic oil container, and concrete structure is as follows:
The rotatingshaft of described field machine is directly connected by coupling with the output shaft of oil hydraulic motor, the filler opening of oil hydraulic motor or oil outlet cascade control valve, the oil outlet of series flow control valve or the filler opening of series flow control valve do not have the actuator port of cascade control valve to be connected with filler opening, the oil outlet of oil hydraulic motor respectively with two position and four-way reversing valves; Described hydrostatic Variable plunger pump and slippage pump thereof and axial piston pump are treble pump, the power input shaft of treble pump is connected by tetrad belt with the clutch end of motor, hydraulic oil container is connected with the filler opening of hydrostatic Variable plunger pump and slippage pump thereof by oil pipe, and the oil outlet of hydrostatic Variable plunger pump and slippage pump thereof is connected with the corresponding hydraulic fluid port of hydrostatic drive walking system respectively by oil pipe; The inlet port of described axial piston pump with the oil outlet of safety valve II, the return opening of the filler opening of the oil outlet of one-way valve, back pressure valve, the filler opening of safety valve I, the return opening of multiple directional control valve and two position and four-way reversing valves by oil pipe, be connected with pipe joint; The filler opening of described safety valve II is connected with the filler opening of the oil outlet of axial piston pump, two position and four-way reversing valves; The filler opening of described oil absorption filter II is connected with hydraulic oil container, and the oil outlet of oil absorption filter II is connected with the filler opening of one-way valve; The filler opening of described oil absorption filter III is connected with hydraulic oil container, and the oil outlet of oil absorption filter III is connected with the filler opening of hydrostatic Variable plunger pump and slippage pump thereof; Described gear pump is connected with motor, and the filler opening of gear pump is connected with the oil outlet of oil absorption filter I, and the oil outlet of gear pump is connected with the filler opening of diverter valve; The filler opening of described oil absorption filter I is connected with hydraulic oil container; The constant current mouth A of described diverter valve is connected with the filler opening of all-hydraulic steering gear, and the actuator port B of diverter valve is connected with the filler opening of multiple directional control valve, and the return opening of diverter valve is connected with the oil outlet of hydraulic oil container and return filter.
Described hydraulic driving corn straw smashing returning device, also comprises fan-cooled radiator, and the oil outlet of described fan-cooled radiator is connected with the filler opening of return filter, and the filler opening of fan-cooled radiator is connected with the oil outlet of back pressure valve.
Described hydraulic driving corn straw smashing returning device, described motor is equipped with on off controller; Described hydraulic oil container is provided with air filter and temperature transducer; The filler opening of described safety valve I is provided with pressure transducer; Described temperature transducer, pressure transducer are connected with controller communication to transmit the mode of information to controller; Described motor on off controller is connected with controller communication to accept the mode of controller control signal.
Described hydraulic driving corn straw smashing returning device, the filler opening of safety valve II is connected with manometric connection mouth.
The using method of described hydraulic driving corn straw smashing returning device, ato unit, part low pressure fluid flows through the filler opening that oil absorption filter I enters gear pump, high pressure oil flows to the filler opening of diverter valve from the oil outlet of gear pump, again by two actuator port A of diverter valve, B flow to respectively the filler opening of all-hydraulic steering gear and multiple directional control valve, the fluid that flows to all-hydraulic steering gear is directly got back to hydraulic oil container from the oil outlet of all-hydraulic steering gear, the fluid that flows to multiple directional control valve flows out from the oil outlet of multiple directional control valve, and converge with the fluid that the oil outlet of two position and four-way reversing valves flows out, another part low pressure fluid flows through the filler opening that oil absorption filter II enters axial piston pump, high pressure oil flows to the filler opening of two position and four-way reversing valves from the oil outlet of axial piston pump, the fluid flowing out with the oil outlet of multiple directional control valve again converges, a fluid part behind interflow flows to the inlet port of axial piston pump, make closed check valve, remaining part is flowed through after back pressure valve, fan-cooled radiator, return filter and is got back to hydraulic oil container simultaneously, last part low pressure fluid flows through the filler opening that oil absorption filter III enters hydrostatic Variable plunger pump and slippage pump thereof, high pressure oil flows to hydrostatic travel driving system from the oil outlet of hydrostatic Variable plunger pump and slippage pump thereof, and now system is in low pressure armed state.
The using method of described hydraulic driving corn straw smashing returning device, handle two position and four-way reversing valve Joysticks, make it commutation, the high-voltage oil liquid that the oil outlet of axial piston pump flows out flows to the filler opening of two position and four-way reversing valves, flow through again and arrive an actuator port of oil hydraulic motor after series flow control valve, oil hydraulic motor is rotated, and then drive field machine constant revolution in a certain sense of rotation; The low pressure fluid flowing out from another actuator port of oil hydraulic motor is got back to two position and four-way reversing valves, further converge with the fluid of multiple directional control valve return opening outflow, a fluid part behind interflow flows to the inlet port of axial piston pump, make closed check valve, remaining part is flowed through after back pressure valve, fan-cooled radiator, return filter and is got back to hydraulic oil container simultaneously.
The using method of described hydraulic driving corn straw smashing returning device, low pressure setting value and the measured value of pressure transducer are respectively U0 and U1; The setting value of temperature transducer and measured value are respectively T0 and T1; If during the U1-U0>0 of pressure transducer, illustrate that oil return circuit is in abnormal work state, controller is to flame-out signal of motor; If during the T1-T0>0 of temperature transducer, illustrate that fuel tank radiation system is in abnormal work state, controller is to flame-out signal of motor.
Advantage of the present invention and beneficial effect are:
1, the present invention adopts hydraulic motor output shaft to be directly connected by coupling with field machine rotatingshaft, can simplify transmission link.Hydraulic control system is half-closed hydraulic control system, can take into full account the operating mode of complete machine modules, subsystems in matching fluid pressure-controlled total system, makes the hydraulic subsystem of controlling hydraulic jack use oil pump as the slippage pump of controlling the hydraulic subsystem of field machine.
2, the present invention can reduce transmission link, improves transmission efficiency.
3, can to reduce the hydraulic element Dimensionss such as hydraulic oil container, radiator and filter larger in the present invention, reduces complete machine layout difficulty and manufacture cost.
4, apparatus of the present invention are simple in structure, and hydraulic system has very high security, and have necessarily intelligent.
5, the oil inlet and outlet of oil hydraulic motor of the present invention is equipped with series flow control valve, guarantees field machine invariablenes turning speed, and the field machine of constant rotational speed makes crushed stalk effective.
In a word, the present invention can solve the following technical problem existing in prior art: 1. mechanically driver type field machine transmission system is complicated, and maintenance is poor; 2. by the complex structure of jack shaft connecting fluid pressure motor and field machine, loss in efficiency link is many; 3. open hydraulic control system has increased complete machine layout difficulty and manufacture cost.
Accompanying drawing explanation
Fig. 1 is the plan view of hydraulic driving corn straw smashing returning device of the present invention.
Fig. 2 is hydraulic driving corn straw smashing returning device hydraulic principle figure.
In figure, 1 gear pump; 2 motors; 3 oil absorption filter I; 4 temperature transducers; 5 back pressure valves; 6 safety valve I; 7 safety valve II; 8 oil absorption filter II; 9 oil absorption filter III; 10 one-way valves; 11 axial piston pumps; 12 hydrostatic Variable plunger pump and slippage pumps thereof; 13 hydrostatic travel driving systems; 14 pressure gauges; 15 series flow control valves; 16 field machines; 17 oil hydraulic motors; 18 liang of position and four-way reversing valves; 19 pressure transducers; 20 controllers; 21 multiple directional control valves; 22 all-hydraulic steering gears; 23 diverter valves; 24 return filters; 25 fan-cooled radiator; 26 hydraulic oil containers.
Embodiment
As Figure 1-Figure 2, hydraulic driving corn straw smashing returning device of the present invention mainly comprises: gear pump 1, motor 2, oil absorption filter I 3, temperature transducer 4, back pressure valve 5, safety valve I 6, safety valve II 7, oil absorption filter II 8, oil absorption filter III 9, one-way valve 10, axial piston pump 11, hydrostatic Variable plunger pump and slippage pump 12 thereof, hydrostatic travel driving system 13, pressure gauge 14, series flow control valve 15, field machine 16, oil hydraulic motor 17, two position and four-way reversing valves 18, pressure transducer 19, controller 20, multiple directional control valve 21, all-hydraulic steering gear 22 (steering control system), diverter valve 23, return filter 24, fan-cooled radiator 25, hydraulic oil container 26 etc., concrete structure is as follows:
The rotatingshaft of described field machine 16 is directly connected by coupling with the output shaft of oil hydraulic motor 17, the filler opening of oil hydraulic motor 17 or a series flow control valve 15 of oil outlet series connection, the filler opening of the oil outlet of series flow control valve 15 or series flow control valve 15 does not have the actuator port of cascade control valve 15 to be connected with filler opening, the oil outlet of oil hydraulic motor 17 respectively with two position and four-way reversing valves 18; Described hydrostatic Variable plunger pump and slippage pump 12 thereof and axial piston pump 11 are treble pump, the power input shaft of treble pump is connected by tetrad belt with the clutch end of motor 2, hydraulic oil container 26 is connected with the filler opening of hydrostatic Variable plunger pump and slippage pump 12 thereof by oil pipe, and the oil outlet of hydrostatic Variable plunger pump and slippage pump 12 thereof is connected with the corresponding hydraulic fluid port of hydrostatic drive walking system 13 respectively by oil pipe; The inlet port of described axial piston pump 11 with the oil outlet of safety valve II 7, the filler opening of the oil outlet of one-way valve 10, back pressure valve 5, the return opening of the filler opening of safety valve I 6, multiple directional control valve 21 and the return opening of two position and four-way reversing valves 18 by oil pipe, be connected with pipe joint; The filler opening of described safety valve II 7 is connected with the oil outlet of axial piston pump 11, the filler opening of the connection mouth of pressure gauge 14, two position and four-way reversing valves 18; The filler opening of described oil absorption filter II 8 is connected with hydraulic oil container 26, and the oil outlet of oil absorption filter II 8 is connected with the filler opening of one-way valve 10; The filler opening of described oil absorption filter III 9 is connected with hydraulic oil container 26, and the oil outlet of oil absorption filter III 9 is connected with the filler opening of hydrostatic Variable plunger pump and slippage pump 12 thereof; Described gear pump 1 is connected with motor 2, and the filler opening of gear pump 1 is connected with the oil outlet of oil absorption filter I 3, and the oil outlet of gear pump 1 is connected with the filler opening of diverter valve 23; The filler opening of described oil absorption filter I 3 is connected with hydraulic oil container 26; The constant current mouth A of described diverter valve 23 is connected with the filler opening of all-hydraulic steering gear 22, and the actuator port B of diverter valve 23 is connected with the filler opening of multiple directional control valve 21, and the return opening of diverter valve 23 is connected with the oil outlet of return filter 24 with hydraulic oil container 26; The oil outlet of described fan-cooled radiator 25 is connected with the filler opening of return filter 24, and the filler opening of fan-cooled radiator 25 is connected with the oil outlet of back pressure valve 5; Described motor 2 is equipped with on off controller; Described hydraulic oil container 26 is provided with air filter and temperature transducer 4; The filler opening of described safety valve I 6 is provided with pressure transducer 19; Described temperature transducer 4, pressure transducer 19 are connected with controller 20 communications to transmit the mode of information to controller; Described motor on off controller is connected with controller 20 communications to accept the mode of controller 20 control signals.In the present invention, hydrostatic Variable plunger pump and slippage pump 12 thereof support the use for Variable plunger pump and slippage pump.
Working principle of the present invention is as follows:
Ato unit 2, part low pressure fluid flows through the filler opening that oil absorption filter I 3 enters gear pump 1, high pressure oil flows to the filler opening of diverter valve 23 from the oil outlet of gear pump 1, by two actuator port A, B of diverter valve 23, flow to respectively again the filler opening of all-hydraulic steering gear 22 and multiple directional control valve 21, the fluid that flows to all-hydraulic steering gear 22 is directly got back to hydraulic oil container 26 from the oil outlet of all-hydraulic steering gear 22, the fluid that flows to multiple directional control valve 21 flows out from the oil outlet of multiple directional control valve 21, and converges with the fluid that the oil outlet of two position and four-way reversing valves 18 flows out.Another part low pressure fluid flows through the filler opening that oil absorption filter II 8 enters axial piston pump 11, high pressure oil flows to the filler opening of two position and four-way reversing valves 18 from the oil outlet of axial piston pump 11, the fluid flowing out with the oil outlet of multiple directional control valve 21 again converges, a fluid part behind interflow flows to the inlet port of axial piston pump 11, make one-way valve 10 close, remaining part is flowed through after back pressure valve 5, fan-cooled radiator 25, return filter 24 and is got back to hydraulic oil container 26 simultaneously.Last part low pressure fluid flows through the filler opening that oil absorption filter III 9 enters hydrostatic Variable plunger pump and slippage pump 12 thereof, high pressure oil flows to hydrostatic travel driving system 13 from the oil outlet of hydrostatic Variable plunger pump and slippage pump 12 thereof, and now system is in low pressure armed state.
Handle two position and four-way reversing valve 18 Joysticks, make it commutation, the high-voltage oil liquid that the oil outlet of axial piston pump 11 flows out flows to the filler opening of two position and four-way reversing valves 18, a flow through again actuator port of the rear arrival oil hydraulic motor 17 of series flow control valve 15, oil hydraulic motor 17 is rotated, and then drive field machine 16 constant revolution in a certain sense of rotation.The low pressure fluid flowing out from oil hydraulic motor 17 another actuator ports is got back to two position and four-way reversing valves 18, further converge with the fluid of multiple directional control valve 21 return openings outflows, a fluid part behind interflow flows to the inlet port of axial piston pump 11, make one-way valve 10 close, remaining part is flowed through after back pressure valve 5, fan-cooled radiator 25, return filter 24 and is got back to hydraulic oil container 26 simultaneously.
Wherein, the low pressure setting value of pressure transducer 19 and measured value are respectively U0 and U1; The setting value of temperature transducer 4 and measured value are respectively T0 and T1.If during the U1-U0>0 of pressure transducer 19, illustrate that oil return circuit is in abnormal work state, controller 20 is given 2 one flame-out signals of motor.If during the T1-T0>0 of temperature transducer 4, illustrate that fuel tank radiation system is in abnormal work state, controller 20 is given 2 one flame-out signals of motor.
Above-described specific embodiment; object of the present invention, technological scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a hydraulic driving corn straw smashing returning device, is characterized in that: field machine is directly connected by coupling with the oil hydraulic motor of hydraulic control system, and hydraulic control system is half-closed hydraulic control system.
2. according to hydraulic driving corn straw smashing returning device claimed in claim 1, it is characterized in that: hydraulic control system is equipped with temperature transducer and pressure transducer.
3. according to hydraulic driving corn straw smashing returning device claimed in claim 1, it is characterized in that: the oil inlet and outlet of oil hydraulic motor is equipped with the series flow control valve that guarantees field machine invariablenes turning speed.
4. according to hydraulic driving corn straw smashing returning device claimed in claim 1, it is characterized in that: this device comprises gear pump, motor, oil absorption filter I, back pressure valve, safety valve I, safety valve II, oil absorption filter II, oil absorption filter III, one-way valve, axial piston pump, hydrostatic Variable plunger pump and slippage pump thereof, hydrostatic travel driving system, series flow control valve, field machine, oil hydraulic motor, two position and four-way reversing valves, multiple directional control valve, all-hydraulic steering gear, diverter valve, return filter, hydraulic oil container, and concrete structure is as follows:
The rotatingshaft of described field machine is directly connected by coupling with the output shaft of oil hydraulic motor, the filler opening of oil hydraulic motor or oil outlet cascade control valve, the oil outlet of series flow control valve or the filler opening of series flow control valve do not have the actuator port of cascade control valve to be connected with filler opening, the oil outlet of oil hydraulic motor respectively with two position and four-way reversing valves; Described hydrostatic Variable plunger pump and slippage pump thereof and axial piston pump are treble pump, the power input shaft of treble pump is connected by tetrad belt with the clutch end of motor, hydraulic oil container is connected with the filler opening of hydrostatic Variable plunger pump and slippage pump thereof by oil pipe, and the oil outlet of hydrostatic Variable plunger pump and slippage pump thereof is connected with the corresponding hydraulic fluid port of hydrostatic drive walking system respectively by oil pipe; The inlet port of described axial piston pump with the oil outlet of safety valve II, the return opening of the filler opening of the oil outlet of one-way valve, back pressure valve, the filler opening of safety valve I, the return opening of multiple directional control valve and two position and four-way reversing valves by oil pipe, be connected with pipe joint; The filler opening of described safety valve II is connected with the filler opening of the oil outlet of axial piston pump, two position and four-way reversing valves; The filler opening of described oil absorption filter II is connected with hydraulic oil container, and the oil outlet of oil absorption filter II is connected with the filler opening of one-way valve; The filler opening of described oil absorption filter III is connected with hydraulic oil container, and the oil outlet of oil absorption filter III is connected with the filler opening of hydrostatic Variable plunger pump and slippage pump thereof; Described gear pump is connected with motor, and the filler opening of gear pump is connected with the oil outlet of oil absorption filter I, and the oil outlet of gear pump is connected with the filler opening of diverter valve; The filler opening of described oil absorption filter I is connected with hydraulic oil container; The constant current mouth A of described diverter valve is connected with the filler opening of all-hydraulic steering gear, and the actuator port B of diverter valve is connected with the filler opening of multiple directional control valve, and the return opening of diverter valve is connected with the oil outlet of hydraulic oil container and return filter.
5. according to hydraulic driving corn straw smashing returning device claimed in claim 4, it is characterized in that: also comprise fan-cooled radiator, the oil outlet of described fan-cooled radiator is connected with the filler opening of return filter, and the filler opening of fan-cooled radiator is connected with the oil outlet of back pressure valve.
6. according to hydraulic driving corn straw smashing returning device claimed in claim 4, it is characterized in that: described motor is equipped with on off controller; Described hydraulic oil container is provided with air filter and temperature transducer; The filler opening of described safety valve I is provided with pressure transducer; Described temperature transducer, pressure transducer are connected with controller communication to transmit the mode of information to controller; Described motor on off controller is connected with controller communication to accept the mode of controller control signal.
7. according to hydraulic driving corn straw smashing returning device claimed in claim 4, it is characterized in that: the filler opening of described safety valve II is connected with manometric connection mouth.
8. a claim 4, the using method of the hydraulic driving corn straw smashing returning device described in 5 or 6, it is characterized in that: ato unit, part low pressure fluid flows through the filler opening that oil absorption filter I enters gear pump, high pressure oil flows to the filler opening of diverter valve from the oil outlet of gear pump, again by two actuator port A of diverter valve, B flow to respectively the filler opening of all-hydraulic steering gear and multiple directional control valve, the fluid that flows to all-hydraulic steering gear is directly got back to hydraulic oil container from the oil outlet of all-hydraulic steering gear, the fluid that flows to multiple directional control valve flows out from the oil outlet of multiple directional control valve, and converge with the fluid that the oil outlet of two position and four-way reversing valves flows out, another part low pressure fluid flows through the filler opening that oil absorption filter II enters axial piston pump, high pressure oil flows to the filler opening of two position and four-way reversing valves from the oil outlet of axial piston pump, the fluid flowing out with the oil outlet of multiple directional control valve again converges, a fluid part behind interflow flows to the inlet port of axial piston pump, make closed check valve, remaining part is flowed through after back pressure valve, fan-cooled radiator, return filter and is got back to hydraulic oil container simultaneously, last part low pressure fluid flows through the filler opening that oil absorption filter III enters hydrostatic Variable plunger pump and slippage pump thereof, high pressure oil flows to hydrostatic travel driving system from the oil outlet of hydrostatic Variable plunger pump and slippage pump thereof, and now system is in low pressure armed state.
9. according to the using method of hydraulic driving corn straw smashing returning device claimed in claim 8, it is characterized in that: handle two position and four-way reversing valve Joysticks, make it commutation, the high-voltage oil liquid that the oil outlet of axial piston pump flows out flows to the filler opening of two position and four-way reversing valves, flow through again and arrive an actuator port of oil hydraulic motor after series flow control valve, oil hydraulic motor is rotated, and then drive field machine constant revolution in a certain sense of rotation; The low pressure fluid flowing out from another actuator port of oil hydraulic motor is got back to two position and four-way reversing valves, further converge with the fluid of multiple directional control valve return opening outflow, a fluid part behind interflow flows to the inlet port of axial piston pump, make closed check valve, remaining part is flowed through after back pressure valve, fan-cooled radiator, return filter and is got back to hydraulic oil container simultaneously.
10. according to the using method of the hydraulic driving corn straw smashing returning device described in claim 6 or 8, it is characterized in that: low pressure setting value and the measured value of pressure transducer are respectively U0 and U1; The setting value of temperature transducer and measured value are respectively T0 and T1; If during the U1-U0>0 of pressure transducer, illustrate that oil return circuit is in abnormal work state, controller is to flame-out signal of motor; If during the T1-T0>0 of temperature transducer, illustrate that fuel tank radiation system is in abnormal work state, controller is to flame-out signal of motor.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606098A (en) * | 2017-10-12 | 2018-01-19 | 陆晓岭 | A kind of dynamical system |
| CN108184353A (en) * | 2018-01-12 | 2018-06-22 | 农业部南京农业机械化研究所 | A kind of paddy field equipment universal chassis of hydrostatic drive |
| CN109168563A (en) * | 2018-09-28 | 2019-01-11 | 温州大学瓯江学院 | Hydraulic-driven grass trimmer |
| CN110313306A (en) * | 2019-08-05 | 2019-10-11 | 洛阳福格森机械装备有限公司 | A kind of maize harvesting machine hydraulic assembly control device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1070455A (en) * | 1992-08-20 | 1993-03-31 | 浙江大学 | Semi-opened hydraulic circulation oil line system |
| EP0682859B1 (en) * | 1994-05-19 | 2000-11-02 | Maasland N.V. | A mowing machine |
| CN101731058A (en) * | 2008-11-07 | 2010-06-16 | 鞍山海虹农机科技股份有限公司 | Straw chopping and returning self-propelled corn combine harvester |
| CN201630012U (en) * | 2009-05-26 | 2010-11-17 | 吴昌友 | Hydraulic-drive corn harvester heater |
| US7958708B2 (en) * | 2003-11-19 | 2011-06-14 | Agco Corporation | Apparatus and method for conditioning crop materials |
| CN103875360A (en) * | 2014-03-27 | 2014-06-25 | 华中农业大学 | High-ground clearance rice harvester |
| CN204061381U (en) * | 2014-08-27 | 2014-12-31 | 沈阳远大科技园有限公司 | A kind of hydraulic driving corn straw smashing returning device |
-
2014
- 2014-08-27 CN CN201410428462.3A patent/CN104196788B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1070455A (en) * | 1992-08-20 | 1993-03-31 | 浙江大学 | Semi-opened hydraulic circulation oil line system |
| EP0682859B1 (en) * | 1994-05-19 | 2000-11-02 | Maasland N.V. | A mowing machine |
| US7958708B2 (en) * | 2003-11-19 | 2011-06-14 | Agco Corporation | Apparatus and method for conditioning crop materials |
| CN101731058A (en) * | 2008-11-07 | 2010-06-16 | 鞍山海虹农机科技股份有限公司 | Straw chopping and returning self-propelled corn combine harvester |
| CN201630012U (en) * | 2009-05-26 | 2010-11-17 | 吴昌友 | Hydraulic-drive corn harvester heater |
| CN103875360A (en) * | 2014-03-27 | 2014-06-25 | 华中农业大学 | High-ground clearance rice harvester |
| CN204061381U (en) * | 2014-08-27 | 2014-12-31 | 沈阳远大科技园有限公司 | A kind of hydraulic driving corn straw smashing returning device |
Non-Patent Citations (1)
| Title |
|---|
| 张超: "秸秆深施还田机设计及深施装置试验研究", 《中国优秀硕士学位论文全文数据库农业科技辑》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107606098A (en) * | 2017-10-12 | 2018-01-19 | 陆晓岭 | A kind of dynamical system |
| CN107606098B (en) * | 2017-10-12 | 2024-04-12 | 陆晓岭 | Power system |
| CN108184353A (en) * | 2018-01-12 | 2018-06-22 | 农业部南京农业机械化研究所 | A kind of paddy field equipment universal chassis of hydrostatic drive |
| CN109168563A (en) * | 2018-09-28 | 2019-01-11 | 温州大学瓯江学院 | Hydraulic-driven grass trimmer |
| CN110313306A (en) * | 2019-08-05 | 2019-10-11 | 洛阳福格森机械装备有限公司 | A kind of maize harvesting machine hydraulic assembly control device |
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