CN201560445U - Digging ploughing device - Google Patents

Digging ploughing device Download PDF

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Publication number
CN201560445U
CN201560445U CN2009201488708U CN200920148870U CN201560445U CN 201560445 U CN201560445 U CN 201560445U CN 2009201488708 U CN2009201488708 U CN 2009201488708U CN 200920148870 U CN200920148870 U CN 200920148870U CN 201560445 U CN201560445 U CN 201560445U
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valve
motor
cylinder
oil
rotary
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CN2009201488708U
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陈新盛
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Abstract

A digging ploughing device is capable of digging sloping fields, trenches and fruit gardens, or digging or ploughing fields and vegetable gardens, or shoveling manure heaps and soil heaps. Four lifting arms are connected with a crawler unit driven by two hydraulic motors or a road wheel axle pin driven by four hydraulic motors and a rotary bearing is connected on an oil cylinder and a main machine is mounted on the rotary bearing. In the main machine, a small type gasoline or diesel engine is coupled with a hydraulic pump and respectively connected with a manual or hydraulic or solenoid operated directional valve by the tubes and a change-over valve tube is respectively connected with a dipper oil cylinder, a movable arm oil cylinder, four walking motors, a rotary ploughing device oil cylinder, a rotary ploughing device motor, a rotary motor, a bucket-rod oil cylinder and four lifting arm oil cylinders and respectively connected with each operation control rod on each control valve or connection operation platform. The tube is provided with an one-way throttle valve, an overflow valve, a safe valve and a solenoid valve. An electrical system comprises an automatic digging mode CPU control circuit comprising a generation line, a start line, a light, a sensor, an instrument, a preheater and a solenoid valve.

Description

Dig cultivated machine
Affiliated technical field
The utility model relates to a kind of agricultural machinery, is used for agriculture mountain village, digs hillside fields, irrigation canals and ditches, orchard, also can dig or rotary tillage field and vegetable garden, digs the cultivated machine that digs of shovel dunghill, mound.
Background technology
At present, the excavator volume is big, quality heavy, driving, and the bucket amount is also big, is mainly used in engineering construction, for the peasant of mountain village, digs the hillside fields, repaiies irrigation canals and ditches, digs the orchard, still needs hand digging, rather than excavator excavates.Tiller can not dig ground, can only rotary tillage not have stone, tree root, branch bar, and the field of repairing rand, irrigation canals and ditches is manually dug after ploughing in addition again in soft hillside fields.Rotary cultivator is in the big hillside fields of the gradient, and mechanical disequilibrium can't be walked crosswise and work.Rotary cultivator can't can not guarantee that tree root is not damaged near around the tree root of fruit tree.Manually dig ground, the peasant firmly digs ground with what arm one excavated, expends bodily strength very much inefficiency, labour intensity height.
Summary of the invention
Can not be used for digging farmland in order to overcome existing excavator, rotary cultivator can not be used for digging the big orchard of the gradient, repair irrigation canals and ditches, repair rand, the utility model provides a kind of cultivated machine that digs, this digs ploughs machine and not only can dig the hillside fields, repair irrigation canals and ditches, dig the orchard, can also rotary tillage field and vegetable garden, and shovel dunghill, mound dig in peasant household, also configurable turnplow or rake are ploughed whole soil.
The technical scheme that its technical problem that solves the utility model adopts is: one, on the crawler unit of two fluid motor-driven, connect pivoting support, and connect main frame on the pivoting support.In main frame, put-put or Diesel engine axle connect single hydraulic pump, hydraulic pump from the hydraulic oil container oil suction through central swivel coupling, pipe passage to each hand-operated direction valve of electric box, each hand-operated direction valve each pipeline of passage, central swivel coupling by the road connects bucket cylinder, boom cylinder, right lateral and walks motor, rotary cultivator oil cylinder, rotary cultivator motor, left lateral and walk motor, rotary motor, bucket arm cylinder, each executive component is all established overflow valve, and hydraulic oil container is arrived through safety valve, cooler, oil filter oil return in the loop.Swing arm and boom cylinder, dipper and bucket arm cylinder, bucket and bucket cylinder are installed in main frame and the slewing equipment central authorities, right lateral is walked motor, left lateral is walked motor and is installed on the crawler unit, rotary motor is installed on the slewing equipment, rotary cultivator and rotary cultivator oil cylinder are installed on the hinged-support of pivoting support bottom front or rear end, and the rotary cultivator motor is installed on the rotary cultivator.Each control stick on each executive component hand-operated direction valve attended operation platform.Bucket control stick, swing arm control stick, rotary motor control stick, dipper control stick four handles are handled also replaceable one-tenth two handles and are handled.The pipeline circuit that electric box connects main frame all passes through central swivel coupling and pipeline passway, and electric box is connected the pivoting support rear end, and operating platform is on electric box.The battery and the circuit that also connect alternating current generator, starter motor, electric box at put-put or Diesel engine connect battery main switch, start key switch, reboot button and ammeter.On put-put or Diesel engine, be provided with engine cool temperature pick up and engine speed sensor respectively circuit be connected to engine cool thermometer and engine speed indicator on the operating platform.At fuel tank the fuel sensor circuit is set and connects fuel gauge.At hydraulic oil container the hydraulic fluid temperature sensor line is set and connects the hydraulic oil temperature table.Throttle Opening Control is set on motor is connected to throttle lever.Installation work lamp and loudspeaker on swing arm, at operating platform and electric box back installation work lamp, circuit is connected portable lamp switch and the horn button on the operating platform.On the main frame two sides safe door-plate is set, can dispels the heat and protect main frame, also be convenient to maintenance.Connect handrail and safe thick stick on around operating platform, left and right walking handle is set on handrail.Two, pivot pin connects four lifting arms on the road wheel of four fluid motor-driven, and the lifting arm oil cylinder respectively is set on its lifting arm, and lifting arm all is connected on the pivoting support bottom surface, connects slewing equipment above the pivoting support, connects main frame on the slewing equipment.In main frame, put-put or Diesel engine axle connect the biliquid press pump, and hydraulic pump pipeline one end connects hydraulic oil container, oil filter, hand stop valve, and other end pipeline respectively connects the multiple directional control valve group.The hydraulicchange-over valve pipeline of multiple directional control valve group connects bucket cylinder, boom cylinder, four running motors, rotary cultivator oil cylinder, rotary cultivator motor, rotary motor, bucket arm cylinder, four lifting arm oil cylinders respectively.Wherein, four running motors, rotary cultivator oil cylinder, rotary cultivator motor, four lifting arm cylinder pipes pass through central swivel coupling.Wherein, bucket cylinder, boom cylinder, the big chamber of the bucket arm cylinder one-way throttle valve of respectively connecting.Each executive component is all established overflow valve or flow-limiting valve.Multiple directional control valve group pipeline also connects each pilot valve respectively, and pilot valve connects electromagnetic valve, accumulator, one way valve, low pressure relief valve, low pressure cleaner, pioneer pump, hydraulic oil container successively.Coolant pump one end pipeline connects hydraulic oil container, and other end pipeline connects cooling fan motor, return line cooler and pressure-relief valve.Pressure meter and air pressure pressure-relief valve are set on hydraulic oil container.At the oil-in of a running motor shuttle valve in parallel with normally closed brake is set, when pressure oil enters hydraulic motor, simultaneously when shuttle valve enters normally closed brake, brake is opened, when the pressure oil that enters hydraulic motor is cut off, the pressure oil that enters normally closed brake is cut off simultaneously, and brake recovers on-position.Swing arm and boom cylinder are installed in main frame and slewing equipment central authorities, connect dipper and bucket arm cylinder, bucket and bucket cylinder successively, four running motors are installed on four road wheels, rotary motor is installed on the slewing equipment, rotary cultivator and rotary cultivator oil cylinder are installed on the hinged-support of pivoting support bottom front or rear end, and the rotary cultivator motor is installed on the rotary cultivator.Each control stick or control lever on each executive component reversal valve attended operation platform.Four lifting arm control sticks can a left side or right the merging and front or rear merging, with about maintenance or the main frame balance of front and back.The pipeline circuit that electric box connects main frame all passes through central swivel coupling and pipeline passway, and electric box is connected the pivoting support rear end, and operating platform is on electric box.The battery and the circuit that also connect alternating current generator, starter motor, electric box at put-put or Diesel engine connect battery main switch, start key switch, reboot button and ammeter.On put-put or Diesel engine, be provided with engine cool temperature pick up and engine speed sensor respectively circuit be connected to engine cool thermometer and engine speed indicator on the operating platform.At fuel tank the fuel sensor circuit is set and connects fuel gauge.At hydraulic oil container the hydraulic fluid temperature sensor line is set and connects the hydraulic oil temperature table.Throttle Opening Control is set on motor is connected to throttle lever.Installation work lamp and loudspeaker on swing arm, at operating platform and electric box back installation work lamp, circuit is connected portable lamp switch and the horn button on the operating platform.Connect handrail and safe thick stick on around operating platform, left and right walking handle is set on handrail.The electromagnetic valve that connects electric box at the safe manoeuvring bar of operating platform setting.When the handling safety control stick, promptly switch on or off guide's oil circuit, can play the safeguard protection effect.On the main frame two sides safe door-plate is set, can dispels the heat and protect main frame, also be convenient to maintenance.Three, pivot pin connects four lifting arms on the crawler unit of two fluid motor-driven, and the lifting arm oil cylinder respectively is set on its lifting arm, and lifting arm all is connected on the pivoting support bottom surface, connects slewing equipment above the pivoting support, connects main frame on the slewing equipment.In main frame, put-put or Diesel engine axle connect the biliquid press pump, each hydraulic pump pipeline one end connects hydraulic oil container, other end pipeline connects pressure meter and each reversal valve group respectively, and each reversal valve drives rotary motor, rotary cultivator motor, boom cylinder, bucket arm cylinder, bucket cylinder, two running motors, four lifting arm oil cylinders, rotary cultivator oil cylinder respectively.Each loop is an independently series loop.Control the operating pressure of secondary circuit respectively by two overflow valves.Wherein, two running motors, rotary cultivator oil cylinder, rotary cultivator motor, four lifting arm cylinder pipes pass through central swivel coupling.Wherein, bucket cylinder, boom cylinder, the big chamber of the bucket arm cylinder one-way throttle valve of respectively connecting.In the course of the work, gravity hypervelocity phenomenon all might take place in swing arm, dipper, bucket, is provided with the one-way throttle valve speed limit in the loop.Running motor also can produce gravity hypervelocity phenomenon when descending, for preventing hypervelocity slide slope, be provided with governor valve in the loop, and the control oil pressure of governor valve is introduced by double check valve, and when two crawler belts all exceeded the speed limit, governor valve just play a part to prevent to exceed the speed limit.Draw two hydraulic fluid ports in the hydraulic motor housing, a hydraulic fluid port pipeline connects choke valve and counterbalance valve, and another hydraulic fluid port pipeline connects hydraulic oil container.Forced air-cooled cooler is set on hydraulic circuit.Speed change valve is set respectively in the oil distribution shaft of double amount hydraulic motor, and its manipulation form is an electromagnetism, can be hydraulic control also, has two kinds of travel speeds.Swing arm and boom cylinder are installed in main frame and slewing equipment central authorities, connect dipper and bucket arm cylinder, bucket and bucket cylinder successively, rotary motor is installed on the slewing equipment, rotary cultivator and rotary cultivator oil cylinder are installed on the hinged-support of pivoting support bottom front or rear end, and the rotary cultivator motor is installed on the rotary cultivator.Each control stick or control lever on each executive component reversal valve attended operation platform.Boom cylinder reversal valve, bucket arm cylinder reversal valve, bucket cylinder reversal valve, left and right running motor reversal valve, rotary motor reversal valve circuit connect cpu controller, instrument board, automatic switch button, and also circuit connects Fuse box, battery relay.Can set the angle of revolution at instrument board, swing arm, dipper, bucket be flexible dig dark, unload soil, process, coming in before the running motor, realizing advances automatically digs the level land.Close the automatic switch button, then be the manual control pattern.The battery and the circuit that also connect alternating current generator, starter motor, electric box at put-put or Diesel engine connect battery main switch, start key switch, reboot button and ammeter.On put-put or Diesel engine, be provided with engine cool temperature pick up and engine speed sensor respectively circuit be connected to engine cool thermometer and engine speed indicator on the operating platform.At fuel tank the fuel sensor circuit is set and connects fuel gauge.At hydraulic oil container the hydraulic fluid temperature sensor line is set and connects the hydraulic oil temperature table.Throttle Opening Control is set on motor is connected to throttle lever.Installation work lamp and loudspeaker on swing arm, at operating platform and electric box back installation work lamp, circuit is connected portable lamp switch and the horn button on the operating platform.Connect handrail and safe thick stick on around operating platform, left and right walking handle is set on handrail, walking turns to about control.The pipeline circuit that electric box connects main frame all passes through central swivel coupling and pipeline passway, and electric box is connected the pivoting support rear end, and operating platform is on electric box.On the main frame two sides safe door-plate is set, can dispels the heat and protect main frame, but also convenient for maintaining.
The beneficial effects of the utility model are not only can dig the hillside fields, repair irrigation canals and ditches, dig the orchard, can also rotary tillage field and vegetable gardens, and shovel dunghill, mound dig in peasant household, and also configurable turnplow or rake are ploughed whole soil.Volume is little, and light weight can be dug, and can plough, and can shovel.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the three-dimensional structure diagram of first embodiment of the present utility model.
Fig. 2 is the three-dimensional structure diagram of second embodiment of the present utility model.
Fig. 3 is the three-dimensional structure diagram of the 3rd embodiment of the present utility model.
Fig. 4 is the hydraulic system principle figure of Fig. 1.
Fig. 5 is the hydraulic system principle figure of Fig. 2.
Fig. 6 is the hydraulic system principle figure of Fig. 3.
Fig. 7 is the power circuit system schematic diagram.
Among the figure, 1. instrument board, 2. engine speed indicator, 3. workbench portable lamp, 4. fuel gauge, 5. engine cool thermometer, 6. hydraulic oil temperature kilsyth basalt, 7. ammeter, 8. bucket, 9. bucket cylinder, 10. dipper, 11. bucket arm cylinders, 12. front running light, 13. boom cylinders, 14. swing arms, 15. chimney and cooling heat radiator, 16., air filter, 17. horn button, 18. automatic switch buttons, 19. safe thick sticks, 20. the safe manoeuvring bar, 21. portable lamp switches, 22. rotary cultivator motor control sticks, 23. left control lever, 24. lifting arm control sticks, 25. lifting arm control sticks, 26. left lateral is walked handle, 27. left lateral walk to operate vertical pole, and 28. right laterals are walked control stick, 29. the rotary cultivator ram controls, 30. loudspeaker, 31.. operating platform, 32. throttle lever, 33. right laterals are walked control stick, 34. reboot buttons, 35. the startup key switch, 36. right laterals are walked handle, 37. emergency stop switchs, 38. handrail, 39. rotary cultivator motors, 40. rotary cultivators, 41. the rotary cultivator oil cylinder, 42. electric boxs, 43. pivot pins, 44. pipeline passway, 45. running motor, 46. right sides (back) lifting arm oil cylinder, 47. right sides (back) lifting arm, 48. slewing equipment, 49. right (preceding) lifting arm, 50. right sides (preceding) lifting arm oil cylinder, 51. crawler units, 52. left lifting arm, 53. hinged-support, 54. pivoting supports, 55. main frames, 56. safe door-plate, 57. fuel tank, 58. seats, 59. lifting arm control sticks, 60. lifting arm control stick, 61. the dipper control stick, 62. rotary motor control sticks, 63. road wheels, 64. rear running light, 65. the swing arm control stick, 66. bucket control sticks, 67. battery main switches, 68. hydraulic pump, 69. the reversal valve group, 70. double check valves, 71. reversal valve groups, 72. interflow valve, 73. coolant pump, 74. pressure meter switches, 75. one-way throttle valves, 76. central swivel coupling, 77. speed change valve, 78. rotary motors, 79. right laterals are walked motor, 80. left lateral is walked motor, 81. the oil return house steward, 82. counterbalance valves, 83. coolers, 84. oil filter, 85. hydraulic oil container, 86. safety valves, 87. multiple directional control valve groups, 88. multiple directional control valve group, 89. shuttle valve, 90. brakes, 91. left sides (preceding) lifting arm oil cylinder, a 92. left side (back) lifting arm oil cylinder, 93. rotary cultivator motor pilot valve, 94. right sides (back) lifting arm oil cylinder pilot valve, 95. right sides (preceding) lifting arm oil cylinder pilot valve, 96. right pilot valve (boom cylinder pilot valve, the bucket cylinder pilot valve), 97. right lateral is walked the motor pilot valve, 98. left sides (preceding) lifting arm oil cylinder pilot valve, 99. left sides (back) lifting arm oil cylinder pilot valve, 100. rotary cultivator oil cylinder pilot valve, 101. left lateral is walked the motor pilot valve, 102. left pilot valve (bucket arm cylinder pilot valves, the rotary motor pilot valve), 103. security solenoid valves, 104. hand stop valve, 105. the air pressure pressure-relief valve, 106. accumulators, 107. low pressure relief valves, 108. cooling fan motor, 109. governor valve, 110. low pressure cleaners, 111. pressure-relief valves, 112. pioneer pump, 113. preheating switch buttons.
Among the figure, CN-1. motor rear portion wire harness, CN-2. alternating current generator, CN-3. portable lamp wire harness, CN-4. fuel-cut, CN-5. right hand end wire harness, CN-6. resistor, CN-7. right hand wire harness, CN-8. starter motor, CN-9. instrument wire harness, CN-10. fuse, CN-11. loudspeaker, CN-12. Fuse box, CN-12 (1). starting switch, CN-12 (2). instrument, CN-12 (3). portable lamp, CN-12 (4). loudspeaker, CN-12 (5). electromagnetic valve group 1, CN-12 (6). electromagnetic valve group 2, CN-12 (7). rotary tillage, CN-12 (8). walking, CN-12 (9). lifting arm, CN-12 (10). preheating, CN-12 (11). security solenoid valve, CN-12 (12) .CPU controller, CN-12 (13). fuel-cut, CN-13. engine wiring harness, CN-14. electromagnetic valve, CN-15. electromagnetic valve, CN-16. rotary cultivator electromagnetic valve, CN-17. the electromagnetic valve of walking, CN-18. lifting arm electromagnetic valve, CN-19. security solenoid valve, CN-20. hydraulic oil temperature kilsyth basalt, CN-21. fuel gauge, CN-22. engine cool thermometer, CN-23. engine speed indicator, CN-24. ammeter (comprising the charging indication), CN-25. battery main switch, CN-26. fuse, CN-27. left hand wire harness, CN-28.CPU controller, CN-29. battery, CN-30. instrument board, CN-31. wire harness, CN-32. heater, CR-1. battery relay, CR-2. power supply relay, CR-3. safety relay, CR-4. starting relay, CR-5. preheating relay, CD-1. fuel sensor, CD-2. fuel cools temperature pick up, CD-3. engine speed sensor, CD-4. hydraulic fluid temperature sensor, CS-1. start key switch, CS-2. horn switch, CS-3. portable lamp switch, CS-4. safety switch, CS-5. carriage return button, CS-6. safety switch, CS-7. emergency stop switch, CS-8. reboot button, CS-9. automatic switch button, CS-10. preheating switch button, CL-1. front running light (left side), CL-2. front running light (right side), CL-3. rear running light (left side), CL-4. rear running light (right side), CL-5. operating platform portable lamp, D0-1. diode, the D0-2. diode.
The specific embodiment
In Fig. 1, go up connection pivoting support (54) at the crawler unit (51) that two hydraulic moving motors (45) drive, connect main frame (55) on the pivoting support.In main frame (55), put-put or Diesel engine axle connect single hydraulic pump, and the hydraulic pump pipeline connects the hydraulic oil container oil suction, pipeline through central swivel coupling, pipeline passway to each hand-operated direction valve of electric box (42).Each hand-operated direction valve each pipeline of passage, central swivel coupling by the road connects bucket cylinder (9), boom cylinder (13), right lateral and walks motor, rotary cultivator oil cylinder (41), rotary cultivator motor (39), left lateral and walk motor, rotary motor, bucket arm cylinder (11).Each executive component is all established overflow valve.Hydraulic oil container is arrived through safety valve, cooler, oil filter oil return in the loop.Usually, put-put or Diesel engine power are 3.5~9.6KW.Swing arm (14) and boom cylinder (13) are installed in main frame (55) and slewing equipment (48) central authorities, are connected dipper (10) and bucket arm cylinder (11), bucket (8) and bucket cylinder (9) successively.Upward the installation right lateral is walked motor, left lateral is walked motor at crawler unit (51).Go up the installation rotary motor at slewing equipment (48).Rotary cultivator (40) and rotary cultivator oil cylinder (41) are installed on the hinged-support (53) of pivoting support (54) bottom front or rear end, and rotary cultivator motor (39) is installed on the rotary cultivator (40).When rotary cultivator is ploughed, walking or when returning on the road needs be installed in pivoting support (54) bottom front to rotary cultivator, during work, needs be installed in rear end, pivoting support (54) bottom to rotary cultivator.Each control stick on each motor, the oil cylinder hand-operated direction valve attended operation platform (31).For the ease of operation, bucket control stick (66), swing arm control stick (65), rotary motor control stick (62), dipper control stick (61) four handles are handled also replaceable one-tenth two handles and are handled.The battery and the circuit that also connect alternating current generator, starter motor, electric box (42) at put-put or Diesel engine connect battery main switch (67), start key switch (35), reboot button (34) and ammeter (7).Engine cool temperature pick up and engine speed sensor are set on put-put or Diesel engine, and circuit is connected to engine cool thermometer (5) and the engine speed indicator (2) on the operating platform (31) respectively.At fuel tank (57) the fuel sensor circuit is set and connects fuel gauge (4).At hydraulic oil container the hydraulic fluid temperature sensor line is set and connects hydraulic oil temperature kilsyth basalt (6).Throttle Opening Control is set on motor is connected to throttle lever (32).At fuel tank heater is installed, the preheating switch button (113) on its attended operation platform (31), the hydraulic working oil temperature is low excessively, to its electrical heating.Go up installation front running light (12) and loudspeaker (30) at swing arm (14), rear running light (64) is installed in electric box (42) back, circuit is connected portable lamp switch (21) and the horn button (17) on the operating platform (31).On main frame (55) two sides safe door-plate (56) is set, can dispels the heat and protect main frame.Go up to connect handrail (38) and safe thick stick (19) on every side at operating platform (31), be provided with on handrail (38) that left lateral is walked handle (26), right lateral is walked handle (36).
In Fig. 2, go up pivot pin at the road wheel (63) of four fluid motor-driven and connect four lifting arms, right (back) lifting arm (47), right (preceding) lifting arm (49), a left side (back) lifting arm, a left side (preceding) lifting arm (52), the lifting arm oil cylinder respectively is set on its lifting arm, right (back) lifting arm oil cylinder (46), right (preceding) lifting arm oil cylinder (50), a left side (back) lifting arm oil cylinder, a left side (preceding) lifting arm oil cylinder, lifting arm all is connected on pivoting support (54) bottom surface, connect slewing equipment (48) above the pivoting support (54), connect main frame (55) on the slewing equipment.In main frame, put-put or Diesel engine axle connect the biliquid press pump, and the hydraulic pump pipeline connects hydraulic oil container, multiple directional control valve group.Multiple directional control valve group pipeline connects bucket cylinder (9), boom cylinder (13), four running motors (45), rotary cultivator oil cylinder (41), rotary cultivator motor (39), rotary motor (78), bucket arm cylinder (11), four lifting arm oil cylinders respectively.The oil of all outputs flowed back to hydraulic oil container when the biliquid press pump was unloaded behind the meta oil duct of two groups of reversal valves, cooler, oil filter.During walking, the manipulation left lateral is walked pilot valve, right lateral is walked pilot valve, pilot pressure oil promotes to make the commutation of running motor reversal valve with valve rod in the multiple directional control valve, the hydraulic oil that hydraulic pump is discharged, through the work oil duct of running motor reversal valve, central swivel coupling to running motor (45), make running motor (45) rotation, drive walking.Oil return enters rotary motor through the work oil duct of central swivel coupling, rotary motor reversal valve, makes the rotary motor rotation, driving host (55) and working arm revolution.The oil return of this motor is flowed back to hydraulic oil container behind another work oil duct of rotary motor reversal valve, cooler, oil filter.When the dipper pilot valve of handling left pilot valve, pilot pressure oil enters bucket cylinder oil cylinder reversal valve and makes its commutation, and the pressure oil that hydraulic pump is discharged just makes bucket arm cylinder (11) stretch or contract through the working tubing of bucket arm cylinder reversing cylinder.When the bucket cylinder reversal valve, when boom cylinder reversal valve, rotary motor reversal valve are in not condition of commutation, the pressure oil that another hydraulic pump is discharged also enters bucket arm cylinder (11) through the work oil duct of another dipper reversal valve, makes bucket cylinder oil cylinder interflow, accelerates the operating speed of bucket arm cylinder.Too fast for avoiding dipper (10) to shrink, in the big chamber of bucket arm cylinder (11) one-way throttle valve has been installed, make bucket arm cylinder reclaim motion gently.Oil return is flowed back to hydraulic oil container behind another work oil ducts of two bucket arm cylinder reversal valves, cooler, oil filter.When the boom cylinder pilot valve of handling right pilot valve, pilot pressure oil makes the commutation of boom cylinder reversal valve, the pressure oil of a hydraulic pump discharge is through the work of boom cylinder reversal valve, and oil duct enters big chamber of boom cylinder (13) or loculus, swing arm (14) is risen or decline.When bucket arm cylinder reversal valve, running motor reversal valve, rotary motor reversal valve all are in not condition of commutation, the pressure oil of another hydraulic pump just enters the work oil duct of interflow valve, enter simultaneously the big chamber of boom cylinder again, realize the big chamber of supply boom cylinder, double pump interflow, accelerate swing arm (14) hoisting velocity, improved operating efficiency.At this moment oil return is flowed back to hydraulic oil container through another work oil duct of boom cylinder reversal valve.The one-way throttle valve of having connected in the big chamber of boom cylinder reduces the big chamber of boom cylinder oil return speed, and anti-stopper arms descends too fast.Pull to other both direction when handling right pilot valve, when making bucket cylinder reversal valve, interflow valve commutation, the oil of a hydraulic pump discharge just enters big chamber of bucket cylinder or loculus through the working oil of bucket reversal valve, makes bucket (8) dig ground.When bucket arm cylinder reversal valve, running motor reversal valve, when the rotary motor reversal valve does not commutate, another hydraulic pump is discharged oil and is entered the big chamber of bucket cylinder through the work oil duct of interflow valve, make the oil of biliquid press pump collaborate the into big chamber of bucket cylinder, accelerated bucket and dug ground speed.Oil return is flowed back to fuel tank through another work oil duct of bucket cylinder reversal valve.Be equipped with one-way throttle valve at bucket arm cylinder (11), bucket cylinder (9), boom cylinder (13), commutation steadily when making hydraulic cylinder piston move to two ends, prevent piston in the stroke end because of inertia force and cylinder head or cylinder bottom generation mechanical collision, cause impact, so that damage hydraulic cylinder or be driven part.Oil cylinder; each executive component of hydraulic motor has all been installed the secondary overflow valve; thereby protected its hydraulic pump not to be subjected to the excess pressure load impacting; hydraulic fluid port in the control valve of the left and right sides has all been installed safety valve; when load pressure surpasses its overflow value; main safety valve is opened an account, thereby has protected the main flow hydraulic pump not to be subjected to too high load.In control oil channel, dispose accumulator.At hydraulic oil container the air pressure pressure-relief valve has been installed, when the fuel tank precompression surpasses setting, has been opened exhaust automatically, fuel tank gas is in the safety value scope always,, hand stop valve is installed at the volume adjustable hydraulic pump oil-in, be convenient to when repairing or dismantle hydraulic pump, hydraulic oil container and hydraulic system are isolated.Pioneer pump and coolant pump are duplex pump; the oil that pioneer pump is discharged arrives the pilot valve oil-in behind low pressure cleaner, one-way throttle valve; control by pilot valve; low pressure relief valve, electromagnetic valve; be installed in electric box (42) lining; when handling safety control stick (20), promptly switch on or off guide's oil circuit, can surpass the safeguard protection effect.Cooling system is loop independently, the but fan motor work of pressure oil cooling that coolant pump is discharged from the hydraulic oil container oil suction.In the oil inlet and oil return mouth parallel connection of running motor (45) shuttle valve, when pressure oil enters hydraulic motor, simultaneously when shuttle valve enters normally closed brake, brake is opened, the pressure oil duct that enters normally closed brake when the pressure oil that enters hydraulic motor is cut off is cut off simultaneously, and brake recovers on-position.When handling four lifting arm pilot valves, pilot pressure oil enters each lifting arm oil cylinder reversal valve and makes its commutation, and pressure oil just passes through the work oil duct of lifting arm oil cylinder reversal valve, makes the lifting arm oil cylinder stretch or contract.When handling rotary cultivator motor pilot valve, pilot pressure oil enters rotary cultivator motor reversal valve, makes its commutation, and pressure oil enters rotary cultivator motor (39) through the work oil duct of central swivel coupling, rotary cultivator motor (39), makes its rotation.When handling rotary tillage oil cylinder pilot valve, pilot pressure oil enters rotary cultivator oil cylinder reversal valve and makes its commutation, and pressure oil is through central swivel coupling, and rotary cultivator oil cylinder (41) work oil duct enters the rotary cultivator oil cylinder, makes its rising or decline.The alternating current generator belt wheel connects small gasoline or Diesel engine, and circuit connects starter motor, starting relay, battery, battery relay, battery, battery main switch (67), carriage return button, reboot button (34), Fuse box.The fuse of Fuse box, connection start key switch (35), start the key switch wire harness and connect diode, battery relay, power supply relay, safety relay, and fuel-cut connects emergency stop switch (37).Front running light (12) is set, rear running light (64), workbench portable lamp (3), portable lamp one end line bundle connects Fuse box, and the other end connects portable lamp switch (21).Loudspeaker (30) one end lines connect Fuse box, and other end circuit connects horn button (17).Electromagnetic valve, attachment security control stick (20).Hydraulic oil container hydraulic fluid temperature sensor wire harness connects Fuse box, hydraulic oil temperature kilsyth basalt (6), and the fuel oil in fuel tank sensor conductor connects fuel gauge (4).The engine speed sensor wire harness connects Fuse box, engine speed indicator (2).The engine cool temperature sensor scheme connects Fuse box, attended operation platform (31) engine cool thermometer (5) in the electric box.At fuel tank heater is installed, the preheating switch button (113) on the attended operation platform (31), the hydraulic working oil temperature is low excessively, to its electrical heating.Connect air filter (16), fuel tank (57), chimney and cooling heat radiator (15) at miniature diesel or petrol engine.Throttle lever (32) connects motor.Each control stick or control lever on the operating platform respectively connect its pilot valve.Four lifting arm control sticks can a left side or right the merging and front or rear merging, with about maintenance or the main frame balance of front and back.Swing arm (14) and boom cylinder (13) are installed in main frame (55) and slewing equipment central authorities, connect dipper (10) and bucket arm cylinder (11), bucket (8) and bucket cylinder (9) successively, four running motors (45) are installed on four road wheels (63), rotary motor (78) is installed on the slewing equipment (48), rotary cultivator (40) and rotary cultivator oil cylinder (41) are installed on the hinged-support (53) of pivoting support (54) bottom front or rear end, and rotary cultivator motor (39) is that the gear oil motor is installed on the rotary cultivator (40).
In Fig. 3, on the crawler unit (51) that two hydraulic moving motors (45) drive, pivot pin connects four lifting arms, the lifting arm oil cylinder respectively is set on its lifting arm, lifting arm all is connected on pivoting support (54) bottom surface, connect slewing equipment (48) above the pivoting support, connect main frame (55) on the slewing equipment.In main frame (55), put-put or Diesel engine axle connect the biliquid press pump, and each hydraulic pump pipeline one end connects hydraulic oil container, and other end pipeline connects pressure meter switch and each reversal valve group respectively.Each reversal valve drives rotary motor, rotary cultivator motor (39), boom cylinder (13), bucket arm cylinder (11), bucket cylinder (9), left and right sides running motor (45), four lifting arm oil cylinders, rotary cultivator oil cylinder (41) respectively.Each loop is an independently series loop.Control the operating pressure of secondary circuit respectively by two overflow valves.Wherein, left lateral is walked motor, right lateral is walked motor, rotary cultivator oil cylinder (41), rotary cultivator motor (39), four lifting arm cylinder pipes by central swivel coupling.In the course of the work, gravity hypervelocity phenomenon all might take place in swing arm (14), dipper (10), bucket (8), is provided with the one-way throttle valve speed limit in the loop.Running motor (45) also can produce gravity hypervelocity phenomenon when descending, for preventing hypervelocity slide slope, be provided with governor valve in the loop, and the control oil pressure of governor valve is introduced by double check valve, and when two crawler belts all exceeded the speed limit, governor valve just play a part to prevent to exceed the speed limit.Draw two hydraulic fluid ports in the hydraulic motor housing, a hydraulic fluid port pipeline connects choke valve and counterbalance valve, and another hydraulic fluid port pipeline connects hydraulic oil container.Forced air-cooled cooler is set on hydraulic circuit.Speed change valve is set respectively in the oil distribution shaft of double amount hydraulic motor, and its manipulation form is an electromagnetism, can be hydraulic control also, has two kinds of travel speeds.Swing arm (14) and boom cylinder (13) are installed in main frame and slewing equipment central authorities, connect dipper (10) and bucket arm cylinder (11), bucket (8) and bucket cylinder (9) successively, rotary motor (78) is installed on the slewing equipment (48), rotary cultivator (40) and rotary cultivator oil cylinder (41) are installed on the hinged-support (53) of pivoting support (54) bottom front or rear end, rotary cultivator motor (39) is installed on the rotary cultivator (40), goes up at rotary cultivator (40) seat (58) is installed.Pipeline passway (44) is set in the pivoting support bottom surface is connecting main frame (55) and electric box (42).Each control stick or control lever on each executive component reversal valve attended operation platform.Boom cylinder reversal valve, bucket arm cylinder reversal valve, bucket cylinder reversal valve, left and right sides running motor reversal valve, rotary motor reversal valve, circuit connect cpu controller, instrument board (1), automatic switch button (18), and also circuit connects Fuse box, battery relay.Can set the angle of revolution at instrument board (1), swing arm (14), dipper (10), bucket (8) stretch and dig deeply, unload soil, process, and the preceding realization of coming in of left and right sides running motor (45) is advanced automatically and dug the level land.Open automatic switch button (18),, close automatic switch button (18), then be the manual control pattern then for digging ground mode automatically.Also connect alternating current generator, starter motor at put-put or Diesel engine, circuit connects the battery of electric box and startup key switch (35), reboot button (34) and the ammeter (7) of battery main switch (67) and operating platform (31).Be provided with on put-put or the Diesel engine engine cool temperature pick up and engine speed sensor respectively circuit be connected to engine cool thermometer (5) and engine speed indicator (2) on the operating platform (31).At fuel tank the fuel sensor circuit is set and connects fuel gauge.At hydraulic oil container the hydraulic fluid temperature sensor line is set and connects hydraulic oil temperature table (6).Throttle Opening Control is set on motor is connected to throttle lever (32).In hydraulic oil container or pipeline, heater is installed, the preheating switch button (113) on its circuit attended operation platform (31), the hydraulic working oil temperature is low excessively, and hydraulic oil is carried out electrical heating.Go up installation front running light (12) and loudspeaker (30) at swing arm (14), at operating platform (31) and electric box (42) back rear running light (64) is installed, circuit is connected portable lamp switch (21) and the horn button (17) on the operating platform.Connect handrail (38) and safe thick stick (19) on around the operating platform, be provided with on handrail (38) that left lateral is walked handle (26), right lateral is walked handle (36), walking about control turns to.In order to dispel the heat and to protect main frame, also be convenient to maintenance, on main frame (55) two sides safe door-plate (56) is set.
In Fig. 4, hydraulic pump (68) from hydraulic oil container (85) oil suction through oil filter (84), one-way throttle valve (75) pipeline be connected in series to bucket cylinder (9) reversal valve, boom cylinder (13) reversal valve, right lateral walk motor (79) reversal valve, rotary cultivator oil cylinder (41) reversal valve, rotary cultivator motor (39) reversal valve, at running motor (80) reversal valve, rotary motor (78) reversal valve, bucket arm cylinder (11) reversal valve.Oil cylinder, each executing agency of hydraulic motor connect overflow valve respectively, and oil return line flows back to hydraulic oil container (85) through pressure-relief valve (86), cooler (83), oil filter (84).Bucket cylinder (9), boom cylinder (13), right lateral are walked motor (79), rotary motor (78), bucket arm cylinder (11), rotary cultivator oil cylinder (41) left lateral are walked motor (80), rotary cultivator motor (39) in-line, oil return line, all pass through central swivel coupling (76) and pipeline passway (44).
In Fig. 5, biliquid press pump (68) from hydraulic oil container (85) oil suction through oil filter (84) hand stop valve (104) to multiple directional control valve group (87) and multiple directional control valve group (88).Two left lateral are walked motor (80) pipeline and are connected its reversal valve through central swivel coupling (76), and reversal valve connects left lateral and walks motor pilot valve (101), and its oil return line flows back to hydraulic oil container (85) through cooler (83) oil filter (84).The pilot pressure oil of rotary motor (78) is from the rotary motor pilot valve of left pilot valve (102), pilot pressure oil enters the work oil duct of its reversal valve, enter rotary motor, the rotary motor cycle is changeed, oil return is through another work oil duct of rotary motor reversal valve, and cooler (83), oil filter (84) flow back to hydraulic oil container (85).The pilot pressure oil content of a left side (back) lifting arm oil cylinder (92), a left side (preceding) lifting arm oil cylinder (91), right (back) lifting arm oil cylinder (46), right (preceding) lifting arm oil cylinder (50) is not from a left side (back) lifting arm oil cylinder pilot valve (99), a left side (preceding) lifting arm oil cylinder pilot valve (98), right (back) lifting arm oil cylinder pilot valve (94), right (preceding) lifting arm oil cylinder pilot valve (95), pilot pressure oil enters the work oil duct of its reversal valve, central swivel coupling (76) enters each lifting arm oil cylinder, makes its liter or falls.Each lifting arm oil cylinder oil return is flowed back to fuel tank (85) through another work oil duct, the cooler (83) of each reversal valve behind the oil filter (84).The pilot pressure oil that two right laterals are walked motor (79) is walked motor pilot valve (97) from right lateral, and pilot pressure oil enters right lateral and walks motor (79), makes right lateral walk motor (79) rotation.The reversal valve pipeline of bucket arm cylinder (11) connects the bucket arm cylinder pilot valve of left pilot valve (102), pilot pressure oil enters two bucket arm cylinder reversal valves and makes its commutation, the pressure oil that a hydraulic pump (68) is discharged is through the work oil duct of one of them bucket arm cylinder reversal valve, makes bucket arm cylinder (11) stretch or contract.When bucket cylinder reversal valve, boom cylinder reversal valve, running motor reversal valve, when being in not condition of commutation, the pressure oil that another hydraulic pump (68) is discharged also enters bucket arm cylinder (11) through the work oil duct of another bucket arm cylinder reversal valve, make bucket arm cylinder (11) interflow, accelerated the operating speed of bucket arm cylinder.Too urgent for avoiding dipper to shrink, in the big chamber of bucket arm cylinder one-way throttle valve (75) is installed, make bucket arm cylinder (11) reclaim motion gently.Oil return is through another work oil duct of two bucket arm cylinder reversal valves, and cooler (83), pressure-relief valve (111) oil filter (84) flow back to fuel tank (85).The boom cylinder pilot valve of right side pilot valve (96) connects the boom cylinder reversal valve, and after pilot pressure oil made its commutation, the pressure oil that a hydraulic pump (68) is discharged entered big chamber or loculus through the work oil duct of boom cylinder reversal valve, swing arm was risen or decline.When bucket arm cylinder reversal valve, running motor reversal valve, rotary motor reversal valve are in not condition of commutation, the pressure oil of another hydraulic pump (68) just enters the work oil duct of interflow valve (72), enter simultaneously the big chamber of boom cylinder again, the big chamber of boom cylinder is supplied with at the double pump interflow, accelerate the swing arm hoisting velocity, improved operating efficiency.At this moment oil return is flowed back to hydraulic fluid tank (85) through another work oil duct of boom cylinder reversal valve.At the big chamber series connection of boom cylinder one-way throttle valve (75), reduce the big chamber of swing arm oil oil return speed, anti-stopper arms (14) descends too fast.The bucket cylinder pilot valve of right pilot valve (96), when pilot pressure oil enters bucket cylinder reversal valve, interflow valve (72) commutation, the oil that a hydraulic pump (68) is discharged enters big chamber of bucket cylinder or loculus through the work oil duct of bucket cylinder reversal valve, makes bucket dig ground.When bucket arm cylinder reversal valve, running motor reversal valve, when the rotary motor reversal valve does not commutate, the oil that another hydraulic pump (68) is discharged enters the big chamber of bucket cylinder (9) through the work oil duct of interflow valve (72), make the oil of biliquid press pump collaborate to accelerate bucket and dig ground speed into the big chamber of bucket cylinder (9).Backflow is flowed back to fuel tank (85) through another work oil duct of bucket cylinder reversal valve.Pioneer pump (112) and coolant pump (73) are duplex pump.Pioneer pump (112) is from hydraulic oil container (85) oil suction, and the oil of discharge is through low pressure cleaner (110), and one-way throttle valve (75) back arrives the pilot valve oil-in, is controlled by pilot valve.Low pressure relief valve (107) electromagnetic valve (103) is installed in electric box (42), is connected to safe manoeuvring bar (20), and security solenoid valve (103) disconnects full machine promptly can't start the safeguard protection effect.Cooling system is loop independently, but fan motor (108) work of pressure oil cooling that coolant pump (73) is discharged from fuel tank (85) oil suction.
In Fig. 6, two hydraulic pumps are radial plunger type, the one way valve flow, two pumps are in same housing, by same crank-driven, hydraulic system by two independently the loop form, the hydraulic oil of a hydraulic pump (68) output through reversal valve group (71) drive rotary motor (78), right lateral is walked motor (79), bucket cylinder (9), right (back) lifting arm oil cylinder (46), the right side (preceding) lifting arm oil cylinder (50), rotary cultivator motor (39).This backflow is an independently series loop.When this group actor spare is not worked, interflow valve (72) (position, a left side) makes the fuel feeding of hydraulic pump (68) enter the oil supply loop of another hydraulic pump (68), two pumps are in the lump to boom cylinder (13) or bucket arm cylinder (11), thus the operating rate of quickening swing arm (14) or dipper (10).The hydraulic oil of another hydraulic pump (68) output drives boom cylinder (13), bucket arm cylinder (11) through reversal valve group (69), and rotary cultivator oil cylinder (41), left lateral are walked motor (80), a left side (preceding) lifting arm oil cylinder and a left side (back) lifting arm oil cylinder (92).This loop is an independently series loop.Secondary circuit all is provided with overflow valve.Left lateral is walked motor (80), right lateral is walked motor (79) all has speed change valve (77) to place its oil distribution shaft, and its manipulation form is an electromagnetism, also can be hydraulic control.When two row's motors series connection, running motor rotating speed height, when the hydraulic oil parallel connection enters two oil-discharging cavities of each motor, the walking of running motor low speed, thereby have two kinds of speeds of travel.Governor valve (113) is set in the loop, and the control oil pressure of governor valve (113) is introduced by double check valve (70), and when two crawler belts all exceeded the speed limit, governor valve (113) just worked the hypervelocity effect that prevents.For prevent hydraulic motor inner with motor shell in hydraulic pressure under temperature different, thereby make each part expansion of motor etc., can cause the stuck generation of seal sliding surface, draw two hydraulic fluid ports at motor shell (seepage chamber), one hydraulic fluid port communicates by the oil circuit of choke valve with counterbalance valve (82), another hydraulic fluid port directly communicates with hydraulic oil container, and each part of motor interior place temperature and hydraulic oil temperature are consistent.Hydraulic system oil return house steward (81) forced air-cooled cooler (83) is set.Rotary cultivator motor (39), rotary cultivator oil cylinder (40), left lateral are walked motor (80), right lateral is walked motor (79), right (preceding) lifting arm oil cylinder (80), right (back) lifting arm oil cylinder (92) oil circuit all by central swivel coupling (76).In the course of the work, gravity hypervelocity phenomenon all might take place in swing arm (14) dipper (10) and bucket (8), is provided with one-way throttle valve (75) in the loop.
In Fig. 7, the negative terminals of battery [CN-29] are by battery main switch [CN-25] and machine chassis ground connection, and battery [CN-29] is terminals series connection battery relay [CR-1] just, reboot button [CS-8], Fuse box [CN-12].The starting switch of Fuse box [CN-12] [CN-12 (1)] fuse [CN-10] right hand wire harness [CN-7] connects startup key switch [CS-1], power supply relay [CR-2], diode [DO-2], battery relay [CR-1], battery relay [CR-1] connects diode [DO-1] successively, engine wiring harness [CN-13], starting relay [CR-4], starter motor [CN-8], alternating current generator [CN-2].The instrument of Fuse box [CN-12] [CN-12 (2)] fuse [CN-26] instrument wire harness [CN-9] hydraulic oil sensor in parallel [CD-4] and hydraulic oil temperature kilsyth basalt [CN-20], engine speed sensor [CD-3] and engine speed indicator [CN-23], engine cool temperature pick up [CD-2] and engine cool thermometer [CN-22], fuel sensor [CD-1] and fuel gauge [CN-21], ammeter [CN-24].The portable lamp of Fuse box [CN-12] [CN-12 (3)] fuse [CN-10] connects portable lamp switch [CS-3], portable lamp wire harness [CN-3] front running light in parallel (left side) [CL-1], front running light (right side) [CL-2], rear running light (left side) [CL-3], rear running light (right side) [CL-4], operating platform lamp [CL-5].Fuse box [CN-12 (4)] circuit series connection horn switch [CN-2] loudspeaker [CN-11].Fuse box [CN-12] electromagnetic valve group 1[CN-12 (5)] fuse [CN-26] connects the electromagnetic valve [CN-14] of electromagnetic valve group 1.Fuse box [CN-12] electromagnetic valve group 2[CN-12-6] fuse [CN-10] connects the electromagnetic valve [CN-15] of electromagnetic valve group 2.Fuse box [CN-12] rotary tillage [CN-12 (7)] connects rotary tillage electromagnetic valve [CN-16].Fuse box [CN-12] walking [CN-12 (8)] connects walking electromagnetic valve [CN-17].Fuse box [CN-12] lifting arm [CN-12 (9)] connects lifting arm electromagnetic valve [CN-18].Fuse box [CN-12] preheating [CN-12 (10)] connects preheating switch button [CS-10], series connection preheating relay [CR-5], heater [CN-32].Fuse box [CN-12] security solenoid valve [CN-12 (11)] attachment security switch [CS-6], safety switch [CS-4], left hand wire harness [CN-27], security solenoid valve [CN-19].Fuse box [CN-12] cpu controller [CN-12 (12)] connects resistor [CN-6], emergency stop switch [CN-7], cpu controller [CN-28], instrument board [CN-30].Fuse box [CN-12] fuel-cut [CN-12 (13)] connects emergency stop switch [CN-7], and motor rear portion wire harness [CN-1] connects fuel-cut [CN-4], safety relay [CR-3], starting relay [CR-4].The electromagnetic valve [CN-15] of the electromagnetic valve of electromagnetic valve group 1 [CN-14], electromagnetic valve group 2, walking electromagnetic valve [CN-17] connect cpu controller [CN-28], instrument board [CN-30], automatic switch button [CS-9].When activating starter motor [CN-8] and alternator [CN-2] when starting, will start key switch [CS-1] switch and be screwed into ON, the charging current that alternating current generator [CN-2] work produces flows to battery [CN-29] by battery relay [CR-1].Electric current from alternating current generator [CN-2] also flows to each electric component and controller by Fuse box [CN-12].Report to the police: alternating current generator [CN-2] " I " terminals connect engine wiring harness [CN-13 (6)], the alarm lamp of ammeter [CN-24] instrument.Charging, alternating current generator [CN-2] " B " terminals connect battery relay [CR-1], battery (+) [CN-29] terminals, reboot button [CS-8], Fuse box [C-12].Portable lamp switch [CS-3] is opened, portable lamp [CL-1, CL-2, CL-3, CL-4, the CL-15] illumination that portable lamp wire harness [CS-3] connects.This figure is the power circuit system schematic diagram of the 3rd embodiment, and it has also comprised the power circuit system schematic diagram of first embodiment and second embodiment.In first embodiment, power circuit system has the power circuit of startup, preheating, instrument, portable lamp, loudspeaker, charge power supply circuit.In second embodiment, power circuit system has the power circuit of startup, preheating, instrument, portable lamp, loudspeaker, security solenoid valve, fuel-cut, charge power supply circuit.

Claims (3)

1. one kind is dug cultivated machine, on the crawler unit of fluid motor-driven, connect pivoting support, connect main frame on it, in main frame, engine shaft connects hydraulic pump, pipeline connects reversal valve respectively, the reversal valve pipeline connects bucket cylinder respectively, boom cylinder, running motor, rotary motor, bucket arm cylinder, also connect each control valve respectively or respectively handle control lever, pipeline is provided with one-way throttle valve, overflow valve, safety valve, electromagnetic valve, its electrical system comprises the generating circuit, start circuit, illumination, sensor, instrument, preheating, the control circuit that electromagnetic valve is formed; On pivoting support, install back rotary device, connect equipment on it, it is characterized in that: on the crawler unit of two fluid motor-driven or on the road wheel of four fluid motor-driven, pivot pin connects four lifting arms and lifting arm oil cylinder, connect pivoting support on the lifting arm, pivoting support installs back rotary device, connects main frame on the slewing equipment; In main frame, small gasoline or Diesel engine axle connect hydraulic pump, pipeline connects manually or surges or solenoid operated directional valve respectively, and the reversal valve pipeline connects bucket cylinder, boom cylinder, two or four running motors, rotary cultivator oil cylinder, rotary cultivator motor, rotary motor, bucket arm cylinder, four lifting arm oil cylinders respectively; Its electrical system comprises that electromagnetic valve forms digs the ground mode cpu control circuit automatically; On operating platform, connect handrail and bumper, connect at handrail that left lateral is walked handle and right lateral is walked handle.
2. according to claim 1ly dig cultivated machine, it is characterized in that: rotary cultivator and rotary cultivator oil cylinder are installed on the hinged-support of pivoting support bottom front or rear end, and the rotary cultivator motor is installed on the rotary cultivator.
3. according to claim 1ly dig cultivated machine, it is characterized in that: the pipeline circuit that electric box connects main frame all passes through central swivel coupling and pipeline passway, and electric box is connected the pivoting support rear end, and operating platform is on electric box.
CN2009201488708U 2009-04-22 2009-04-22 Digging ploughing device Expired - Fee Related CN201560445U (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012094991A1 (en) * 2011-01-11 2012-07-19 徐州徐工挖掘机械有限公司 Apparatus for improving excavating operation characteristic and grading work characteristic of excavator
CN103062140A (en) * 2013-01-17 2013-04-24 江苏恒立高压油缸股份有限公司 Hydraulic device on basis of confluence control mode
CN103081593A (en) * 2013-03-01 2013-05-08 湖南春燕机械制造有限公司 Multi-functional rotary tillage excavator with self-propelled track
CN104805878A (en) * 2015-02-02 2015-07-29 星光农机股份有限公司 Self-walking device with barrier clearance device
CN104808567A (en) * 2015-02-02 2015-07-29 星光农机股份有限公司 Safety electrical control device for crawler self-propelled rotary cultivator
CN105020186A (en) * 2015-05-28 2015-11-04 重庆正格农业机械有限公司 Hydraulic drive system used for rotary cultivator
CN105179334A (en) * 2015-05-28 2015-12-23 重庆正格农业机械有限公司 Hydraulic driving system
CN105317064A (en) * 2015-11-30 2016-02-10 周驰军 Multifunctional excavator
CN105409352A (en) * 2015-11-20 2016-03-23 汉寿科祥农机制造有限公司 Multifunctional rotary tiller
CN109083212A (en) * 2018-10-17 2018-12-25 泰安九洲金城机械有限公司 A kind of multi-functional loading machine that plows
CN109488700A (en) * 2018-12-27 2019-03-19 常州常发农业装备工程技术研究有限公司 Electrichydraulic control clutch and engine control system
CN114190118A (en) * 2021-12-31 2022-03-18 四川中科谷丰农业机械有限公司 Working method of electric control system of deep ploughing crushing scarifier

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012094991A1 (en) * 2011-01-11 2012-07-19 徐州徐工挖掘机械有限公司 Apparatus for improving excavating operation characteristic and grading work characteristic of excavator
US9988792B2 (en) 2013-01-17 2018-06-05 Jiangsu Hengli Highpressure Oil Cylinder Co., Ltd. Hydraulic apparatus based on confluence control mode
CN103062140A (en) * 2013-01-17 2013-04-24 江苏恒立高压油缸股份有限公司 Hydraulic device on basis of confluence control mode
WO2014110901A1 (en) * 2013-01-17 2014-07-24 江苏恒立高压油缸股份有限公司 Hydraulic apparatus based on confluence control mode
CN103081593A (en) * 2013-03-01 2013-05-08 湖南春燕机械制造有限公司 Multi-functional rotary tillage excavator with self-propelled track
CN104805878A (en) * 2015-02-02 2015-07-29 星光农机股份有限公司 Self-walking device with barrier clearance device
CN104808567A (en) * 2015-02-02 2015-07-29 星光农机股份有限公司 Safety electrical control device for crawler self-propelled rotary cultivator
CN104805878B (en) * 2015-02-02 2017-07-11 星光农机股份有限公司 A kind of self-propelling device with barrier clearing device
CN105020186A (en) * 2015-05-28 2015-11-04 重庆正格农业机械有限公司 Hydraulic drive system used for rotary cultivator
CN105179334A (en) * 2015-05-28 2015-12-23 重庆正格农业机械有限公司 Hydraulic driving system
CN105409352A (en) * 2015-11-20 2016-03-23 汉寿科祥农机制造有限公司 Multifunctional rotary tiller
CN105317064A (en) * 2015-11-30 2016-02-10 周驰军 Multifunctional excavator
CN109083212A (en) * 2018-10-17 2018-12-25 泰安九洲金城机械有限公司 A kind of multi-functional loading machine that plows
CN109488700A (en) * 2018-12-27 2019-03-19 常州常发农业装备工程技术研究有限公司 Electrichydraulic control clutch and engine control system
CN114190118A (en) * 2021-12-31 2022-03-18 四川中科谷丰农业机械有限公司 Working method of electric control system of deep ploughing crushing scarifier
CN114190118B (en) * 2021-12-31 2023-02-28 四川中科谷丰农业机械有限公司 Working method of electric control system of deep ploughing crushing scarifier

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