CN209534736U - A kind of hydraulic system of orchard picking equipment - Google Patents
A kind of hydraulic system of orchard picking equipment Download PDFInfo
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- CN209534736U CN209534736U CN201821950483.1U CN201821950483U CN209534736U CN 209534736 U CN209534736 U CN 209534736U CN 201821950483 U CN201821950483 U CN 201821950483U CN 209534736 U CN209534736 U CN 209534736U
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Abstract
The utility model belongs to Machinery for orchard apparatus field, more particularly to a kind of hydraulic system of orchard picking equipment, power is provided for upper dress transportation system and chassis steering system simultaneously by constant displacement pump, the flow input for piling up conveyer belt motor and main conveyor belt motor is controlled by proportional multi-way valve, the control of hydraulic cylinder extension movement velocity is realized by speed governing valve, picking fruit is realized to convey automatically and the functions such as the automatic cartonning of fruit, it is big to solve the pure artificial picking amount of labour, picking efficiency is low, pick the problems such as at high cost, it is strong to meet fruit Seasonal Harvest, the short feature of collecting time.
Description
Technical field
The utility model belongs to Machinery for orchard apparatus field, more particularly to a kind of hydraulic system of orchard picking equipment.
Background technique
China is the largest fruit in the world producing country, while being also the largest fruit in the world country of consumption.Orchard planting area
Increase the market demand expedited the emergence of to Machinery for orchard equipment rapidly.Labour used in picking fruit operation accounts for entire production operation
33%~50% of labour used in period.The pure picked by hand of the domestic fruit picking overwhelming majority at present, picks operating efficiency
Low, the amount of labour is big, picks at high cost.
Low in order to solve the pure picked by hand operating efficiency of fruit, the amount of labour is big, picks the problems such as at high cost, the utility model
Orchard picking equipment have the following performance: 6~8 people operation simultaneously can be accommodated, everyone average picking efficiency can achieve biography
It unites 6~8 times of pure picked by hand, everyone picks apple up to 300 kilograms per hour, can also realize that fruit is collected automatically, is defeated
Function is sent and piles up, picking apple damage ratio is low.Therefore, it in order to adapt to orchard picking operating equipment, devises and a set of matches therewith
The hydraulic system of set.
Summary of the invention
The deficiency of the utility model in order to overcome the above technical problems provides a kind of hydraulic pressure system of orchard picking equipment
System, can be fully solved above-mentioned technical problem.
The technical solution for solving above-mentioned technical problem is as follows:
A kind of hydraulic system of orchard picking equipment, including oil-absorbing pipeline, oil returning tube, variable pump, high pressure filter, ratio
The pressure export of example flow valve, running motor, constant displacement pump and multi-way valve, the high pressure filter and variable pump connects, described
Proportional flow control valve be two, connect respectively with the left and right sides of running motor, and control the fuel delivery of left and right running motor,
Pressure gauge is installed, the constant displacement pump provides pressure for upper dress transportation system and chassis steering system on the variable pump
Oil；Cooler is installed on the oil returning tube；
The multi-way valve is nine multi-way valves；Multi-way valve distinguishes a control and piles up conveyer belt motor, a main conveying
Band motor, a fruit case rotation motor, a stacking conveyer belt lifting cylinder, two fruit case lifting cylinders, a right platform are stretched
Contracting oil cylinder, a left platform telescopic oil cylinder, a rear steering oil cylinder, the direction of motion of a front steering oil cylinder；Nine multi-way valves
First and second be proportional multi-way valve, pile up and be respectively provided with velocity pick-up on conveyer belt motor and main conveyor belt motor
Device, the automatic adjustment for realizing proportional multi-way valve is fed back according to sensor signal, and conveyer belt motor and main conveyor belt horse are piled up in control
It is consistent up to input flow rate.
The rotary motion piled up the driving of conveyer belt motor and pile up conveyer belt, realizes the automatic collection function of fruit；
The rotary motion of the main conveyor belt motor driving main conveyor belt, realizes the automatic transmission function of fruit；
The rotary motion of the fruit case rotation motor driving fruit case, realizes the stacking function of fruit；
The left platform telescopic oil cylinder and right platform telescopic oil cylinder, the stretching of job platform of driving seed harvester or so and
Recovery movement, is provided with first throttle valve on the left platform telescopic oil cylinder and right platform telescopic oil cylinder, and described first
The stretching and withdrawal speed of the left platform telescopic oil cylinder of throttle valve control and right platform telescopic oil cylinder, guarantee job platform safety and steady
Operation；
The rear steering oil cylinder and front steering oil cylinder is used to drive the left and right turn of orchard picking equipment steering system dynamic
Make, the rear steering oil cylinder and front steering oil cylinder are provided with second throttle, and the second throttle controls rear steering
The movement speed of oil cylinder and front steering oil cylinder.
It further says, speed probe is housed on the running motor, it is automatic according to speed probe feedback signal
Proportional flow control valve is adjusted, realizes that the left and right sides input flow rate of running motor is consistent, prevent wheel-slip and is provided best
Vehicle traction.
It further says, fruit case rotation motor speed governing valve, the fruit case rotation is provided on the fruit case rotation motor
Turn the rotation speed of motor speed governing valve control fruit case rotation motor.
It further says, is respectively arranged on the stacking conveyer belt lifting cylinder and piles up lift cylinder speed governing valve and liquid
Pressure lock, the stacking conveyer belt lifting cylinder driving pile up conveyer belt elevating movement, pile up lift cylinder speed governing valve control code
The lifting speed of conveyer belt lifting cylinder is put, hydraulic lock is locked at desired position for conveyer belt is piled up.
It further says, there are two the fruit case lifting cylinders, for driving the promotion and decentralization movement of fruit case；Fruit case
One-way throttle valve and the second hydraulic lock are also set up on lifting cylinder, the one-way throttle valve control fruit case is promoted and/or decentralization
Speed, fruit case is locked at desired position by second hydraulic lock.
It further says, return filter and oil absorption filter, the return filter is mounted on hydraulic oil container
It is connect with oil returning tube, the oil absorption filter is connect with oil-absorbing pipeline, and oil absorption filter is located on the oil-absorbing pipeline
Exit ball valve is installed.The cleannes for guaranteeing hydraulic oil, realize the stable operation of hydraulic system.Ball valve is to inhale for convenience
The periodic maintenance of oil strainer.
It further says, the cooler has check valve.Check valve is opened automatically after system reaches certain pressure value
It opens, avoids cooler from being more than setting pressure and be damaged, to play a protective role to cooler.
The beneficial effects of the utility model are:
The utility model provides a kind of hydraulic system of orchard picking equipment.This hydraulic system is chassis by variable pump
Running motor provides power, provides low speed picking two kinds of speeds of travel of mode and high speed revolving speed mode, meets orchard picking
Equipment actual job demand, while Energy Saving Control is realized by variable pump, guarantee the operation of hydraulic system efficient stable.
Velocity sensor is housed on the running motor of this hydraulic system chassis, passes through sensor signal feedback control proportional flow
Valve events guarantee that the input flow rate of left and right running motor is uniform, prevent vehicle slip and can provide optimal vehicle traction
Power, control system simple and stable are reliable.
This hydraulic system provides power simultaneously by constant displacement pump for upper dress transportation system and chassis steering system, passes through ratio
The flow input of conveyer belt motor and main conveyor belt motor is piled up in multi-way valve control, realizes hydraulic cylinder extension movement by speed governing valve
The control of speed realizes picking fruit and conveys automatically and the functions such as the automatic cartonning of fruit, solves the pure artificial picking amount of labour
Greatly, the problems such as picking efficiency is low, picking is at high cost, meets that fruit Seasonal Harvest is strong, the short feature of collecting time.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the hydraulic system principle figure of the orchard picking equipment of the utility model；
In figure: 1 is return filter, and 2 be oil absorption filter, and 3 be ball valve, and 4 be variable pump, and 5 be pressure gauge, and 6 be high pressure
Filter, 7 be proportional flow control valve, and 8 be running motor, and 9 be constant displacement pump, and 10 be check valve, and 11 be cooler, and 12 be multi-way valve,
13 is pile up conveyer belt motor, and 14 be main conveyor belt motor, and 15 be fruit case rotation motor, and 16 be fruit case rotation motor speed governing valve,
17 is pile up lift cylinder speed governing valve, and 18 is pile up conveyer belt lifting cylinder, and 19 be the first hydraulic lock, and 20 be fruit case lifting oil
Cylinder, 21 be the second hydraulic lock, and 22 be one-way throttle valve, and 23 be first throttle valve, and 24 be left platform lifting cylinder, and 25 be right platform
Lifting cylinder, 26 be rear steering oil cylinder, and 27 be second throttle, and 28 be front steering oil cylinder.
Specific embodiment
Embodiment 1:
A kind of hydraulic system of orchard picking equipment, including oil-absorbing pipeline, oil returning tube, variable pump 4, high pressure filter 6,
Proportional flow control valve 7, running motor 8, constant displacement pump 9 and multi-way valve 12, high pressure filter 6 are connect with the pressure export of variable pump 4, than
Example flow valve 7 is two, is connect respectively with the left and right sides of running motor 8, and control the fuel delivery of left and right running motor 8,
Pressure gauge 5 is installed, constant displacement pump 9 provides pressure oil for upper dress transportation system and chassis steering system on variable pump 4；Oil returning tube
On cooler 11 is installed；
Multi-way valve 12 is nine multi-way valves；Nine multi-way valve connects in the outlet of constant displacement pump 9, provides pressure by constant displacement pump 9.
Multi-way valve 12 controls a stacking conveyer belt motor 13 respectively, a main conveyor belt motor 14, a fruit case rotation motor 15, and one
A stacking conveyer belt lifting cylinder 18, two fruit case lifting cylinders 20, a right platform telescopic oil cylinder 24, a left platform are flexible
Oil cylinder 25, a rear steering oil cylinder 26, the direction of motion of a front steering oil cylinder 28；The first of nine multi-way valves and second
For proportional multi-way valve, piles up and be respectively provided with velocity sensor on conveyer belt motor 13 and main conveyor belt motor 14, according to sensor
Signal feedback realizes that conveyer belt motor 13 and 14 input flow rate of main conveyor belt motor are piled up in the automatic adjustment of proportional multi-way valve, control
Unanimously.
The rotary motion that conveyer belt is piled up in the driving of conveyer belt motor 13 is piled up, realizes the automatic collection function of fruit；
Main conveyor belt motor 14 drives the rotary motion of main conveyor belt, realizes the automatic transmission function of fruit；
The fruit case rotation motor 15 drives the rotary motion of fruit case, realizes the stacking function of fruit；
Left platform telescopic oil cylinder 24 and right platform telescopic oil cylinder 25, the stretching and receipts of driving seed harvester or so job platform
It backhauls dynamic, is provided with first throttle valve 23, first throttle valve 23 on Zuo Pingtai telescopic oil cylinder 24 and right platform telescopic oil cylinder 25
It controls the stretching of left platform telescopic oil cylinder 24 and right platform telescopic oil cylinder 25 and withdraws speed；
Rear steering oil cylinder 26 and front steering oil cylinder 28 are used to that the left and right turn of orchard picking equipment steering system to be driven to act,
Rear steering oil cylinder 26 and front steering oil cylinder 28 are provided with second throttle 27, and second throttle 27 controls 26 He of rear steering oil cylinder
The movement speed of front steering oil cylinder 28.
Speed probe is housed on running motor 8, proportional flow control valve 7 is automatically adjusted according to speed probe feedback signal.
Fruit case rotation motor speed governing valve 16, the fruit case rotation motor speed governing valve 16 are provided on fruit case rotation motor 15
Control the rotation speed of fruit case rotation motor 15.
It piles up to be respectively arranged on conveyer belt lifting cylinder 18 and piles up lift cylinder speed governing valve 17 and hydraulic lock 19, pile up defeated
It send the band driving of lifting cylinder 18 to pile up conveyer belt elevating movement, piles up the control of lift cylinder speed governing valve 17 and pile up conveyer belt lifting oil
The lifting speed of cylinder 18, hydraulic lock 19 are locked at desired position for conveyer belt is piled up.
There are two fruit case lifting cylinders 20, for driving the promotion and decentralization movement of fruit case；On fruit case lifting cylinder 20 also
One-way throttle valve 22 and the second hydraulic lock 21 are set, and one-way throttle valve 22 controls the speed that fruit case is promoted and/or transferred, the second liquid
Fruit case is locked at desired position by pressure lock 21.
Return filter 1 and oil absorption filter 2 are mounted on hydraulic oil container, return filter 1 is connect with oil returning tube,
Oil absorption filter 2 is connect with oil-absorbing pipeline, and the exit on oil-absorbing pipeline positioned at oil absorption filter 2 is equipped with ball valve 3.
Cooler 11 has check valve 10.
Variable pump 4 is that orchard picking equipment chassis running motor 8 provides pressure oil, and variable pump is mainly characterized by its cooperation
One slippage pump realizes the hydraulic oil supplement of variable pump, cooling and flushing.The discharge capacity of variable pump is low according to orchard picking equipment
The speed of travel of fast picking mode and high speed transition mode determines.
The utility model provides a kind of hydraulic system of orchard picking equipment: variable pump 4 is provided to underpan traveling system
Pressure oil realizes that the automatic flow under the picking of orchard picking equipment low speed and high speed transition walking mode is adjusted, energy-efficient；Two
Velocity sensor is housed on a running motor 8, flow adjusting is carried out by sensor feedback information proportional flow control valve 7 automatically, really
Two motors are protected under the operating conditions such as various loads, pressure, flow with the rotation of identical speed, wheel-slip is prevented and provides best
Vehicle traction；It piles up and velocity sensor is housed on conveyer belt motor 13 and main conveying motor 14, sensor signal is fed back to
The first of nine multi-way valves and second, it realizes that the automatic flow of proportional multi-way valve is adjusted, guarantees to pile up conveyer belt motor 13
It is consistent with the main conveying input flow rate of motor 14.Remaining seven multi-way valve of nine multi-way valves control fruit case rotation motor respectively
15, pile up conveyer belt lifting cylinder 18, fruit case lifting cylinder 20, Zuo Pingtai lifting cylinder 24, right platform lifting cylinder 25, chassis
Steering cylinder rear steering oil cylinder 26 and front steering oil cylinder 28.Wherein, motor 15 is used to drive the rotary motion of fruit case, piles up conveying
It is used to drive the lifting for piling up conveyer belt with lifting cylinder 18, fruit case lifting cylinder 20 is used to drive the elevating movement of fruit case.
Embodiment 2:
A kind of hydraulic system of orchard picking equipment, including oil-absorbing pipeline, oil returning tube, variable pump 4, high pressure filter 6,
Proportional flow control valve 7, running motor 8, constant displacement pump 9 and multi-way valve 12, high pressure filter 6 are connect with the pressure export of variable pump 4, than
Example flow valve 7 is two, is connect respectively with the left and right sides of running motor 8, and control the fuel delivery of left and right running motor 8,
Pressure gauge 5 is installed, constant displacement pump 9 provides pressure to dress transportation system in orchard picking equipment and chassis steering system on variable pump 4
Power oil；Cooler 11 is installed on oil returning tube；
Multi-way valve 12 is nine multi-way valves；Nine multi-way valve connects in the outlet of constant displacement pump 9, provides pressure by constant displacement pump 9.
Multi-way valve 12 controls a stacking conveyer belt motor 13 respectively, a main conveyor belt motor 14, a fruit case rotation motor 15, and one
A stacking conveyer belt lifting cylinder 18, two fruit case lifting cylinders 20, a right platform telescopic oil cylinder 24, a left platform are flexible
Oil cylinder 25, a rear steering oil cylinder 26, the direction of motion of a front steering oil cylinder 28；The first of nine multi-way valves and second
For proportional multi-way valve, piles up and be respectively provided with velocity sensor on conveyer belt motor 13 and main conveyor belt motor 14, according to sensor
Signal feedback realizes that conveyer belt motor 13 and 14 input flow rate of main conveyor belt motor are piled up in the automatic adjustment of proportional multi-way valve, control
Unanimously.
The rotary motion that conveyer belt is piled up in the driving of conveyer belt motor 13 is piled up, realizes the automatic collection function of fruit；
Main conveyor belt motor 14 drives the rotary motion of main conveyor belt, realizes the automatic transmission function of fruit；
The fruit case rotation motor 15 drives the rotary motion of fruit case, realizes the stacking function of fruit；
Left platform telescopic oil cylinder 24 and right platform telescopic oil cylinder 25, the stretching and receipts of driving seed harvester or so job platform
It backhauls dynamic, is provided with first throttle valve 23, first throttle valve 23 on Zuo Pingtai telescopic oil cylinder 24 and right platform telescopic oil cylinder 25
It controls the stretching of left platform telescopic oil cylinder 24 and right platform telescopic oil cylinder 25 and withdraws speed；
Rear steering oil cylinder 26 and front steering oil cylinder 28 are used to that the left and right turn of orchard picking equipment steering system to be driven to act,
Rear steering oil cylinder 26 and front steering oil cylinder 28 are provided with second throttle 27, and second throttle 27 controls 26 He of rear steering oil cylinder
The movement speed of front steering oil cylinder 28.
Speed probe is housed on running motor 8, proportional flow control valve 7 is automatically adjusted according to speed probe feedback signal.
The automatic adjustment for realizing proportional flow control valve 7 is fed back by speed probe, it is ensured that two motors are in various loads, pressure, flow
Etc. under operating conditions with the rotation of identical speed, prevent wheel-slip and optimal vehicle traction be provided.
Fruit case rotation motor speed governing valve 16, the fruit case rotation motor speed governing valve 16 are provided on fruit case rotation motor 15
Control the rotation speed of fruit case rotation motor 15.
It piles up to be respectively arranged on conveyer belt lifting cylinder 18 and piles up lift cylinder speed governing valve 17 and hydraulic lock 19, pile up defeated
It send the band driving of lifting cylinder 18 to pile up conveyer belt elevating movement, piles up the control of lift cylinder speed governing valve 17 and pile up conveyer belt lifting oil
The lifting speed of cylinder 18, hydraulic lock 19 are locked at desired position for conveyer belt is piled up.
There are two fruit case lifting cylinders 20, for driving the promotion and decentralization movement of fruit case；On fruit case lifting cylinder 20 also
One-way throttle valve 22 and the second hydraulic lock 21 are set, and one-way throttle valve 22 controls the speed that fruit case is promoted and/or transferred, the second liquid
Fruit case is locked at desired position by pressure lock 21.
Variable pump 4 is that orchard picking equipment chassis running motor 8 provides pressure oil, and variable pump is mainly characterized by its cooperation
One slippage pump realizes the hydraulic oil supplement of variable pump, cooling and flushing.The discharge capacity of variable pump is low according to orchard picking equipment
The speed of travel of fast picking mode and high speed transition mode determines.
The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model
System, it is all according to any simple modification to the above embodiments in the technical essence of the utility model, equivalent variations, fall
Enter within the protection scope of the utility model.
Claims (7)
1. a kind of hydraulic system of orchard picking equipment, which is characterized in that including oil-absorbing pipeline, oil returning tube, variable pump, high pressure
Filter, proportional flow control valve, running motor, constant displacement pump and multi-way valve, the pressure export of the high pressure filter and variable pump
Connection, the proportional flow control valve are two, are connect respectively with the left and right sides of running motor, and control left and right running motor
Fuel delivery, pressure gauge is installed, the constant displacement pump is upper dress transportation system and chassis steering system on the variable pump
Pressure oil is provided；Cooler is installed on the oil returning tube；
The multi-way valve is nine multi-way valves；Nine multi-way valve connects in the outlet of constant displacement pump, provides pressure by constant displacement pump；It is more
Road valve controls respectively to be piled up conveyer belt motor, main conveyor belt motor, fruit case rotation motor, piles up conveyer belt lifting cylinder, fruit case
The direction of motion of lifting cylinder, right platform telescopic oil cylinder, Zuo Pingtai telescopic oil cylinder, rear steering oil cylinder, front steering oil cylinder；More than nine
The first of road valve and second is proportional multi-way valve, piles up and is respectively provided with speed biography on conveyer belt motor and main conveyor belt motor
Sensor feeds back the automatic adjustment for realizing proportional multi-way valve according to sensor signal, and conveyer belt motor is piled up in control and motor master is defeated
Send band input flow rate consistent；
The rotary motion piled up the driving of conveyer belt motor and pile up conveyer belt, realizes the automatic collection function of fruit；
The rotary motion of the main conveyor belt motor driving main conveyor belt, realizes the automatic transmission function of fruit；
The rotary motion of the fruit case rotation motor driving fruit case, realizes the stacking function of fruit；
The left platform telescopic oil cylinder and right platform telescopic oil cylinder, the stretching and withdrawal of driving seed harvester or so job platform
It moves, is provided with first throttle valve, the first throttle on the left platform telescopic oil cylinder and right platform telescopic oil cylinder
Valve controls the stretching of left platform telescopic oil cylinder and right platform telescopic oil cylinder and withdraws speed；
The rear steering oil cylinder and front steering oil cylinder is for driving the left and right turn of orchard picking equipment steering system to act, institute
The rear steering oil cylinder and front steering oil cylinder stated are provided with second throttle, the second throttle control rear steering oil cylinder and
The movement speed of front steering oil cylinder.
2. the hydraulic system of orchard picking equipment according to claim 1, which is characterized in that filled on the running motor
There is speed probe, proportional flow control valve is automatically adjusted according to speed probe feedback signal.
3. the hydraulic system of orchard picking equipment according to claim 1, which is characterized in that the fruit case rotation motor
On be provided with fruit case rotation motor speed governing valve, the rotation speed of the fruit case rotation motor speed governing valve control fruit case rotation motor
Degree.
4. the hydraulic system of orchard picking equipment according to claim 1, which is characterized in that the stacking conveyer belt liter
It is respectively arranged on drop oil cylinder and piles up lift cylinder speed governing valve and hydraulic lock, the stacking conveyer belt lifting cylinder, which drives, to be piled up
The lifting speed that conveyer belt lifting cylinder is piled up in the control of lift cylinder speed governing valve is piled up in conveyer belt elevating movement, and hydraulic lock is by code
It puts conveyer belt and is locked at desired position.
5. the hydraulic system of orchard picking equipment according to claim 1, which is characterized in that the fruit case lifting cylinder
There are two, for driving the promotion and decentralization movement of fruit case；One-way throttle valve and second hydraulic is also set up on fruit case lifting cylinder
Lock, the one-way throttle valve control fruit case is promoted and/or fruit case is locked at institute by the speed of decentralization, second hydraulic lock
The position needed.
6. the hydraulic system of orchard picking equipment according to claim 1, which is characterized in that be mounted on hydraulic oil container
Return filter and oil absorption filter, the return filter are connect with oil returning tube, the oil absorption filter and oil suction
Pipeline connects, and the exit that oil absorption filter is located on the oil-absorbing pipeline is equipped with ball valve.
7. the hydraulic system of orchard picking equipment according to claim 1, which is characterized in that the cooler is with single
To valve.
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| CN201821950483.1U CN209534736U (en) | 2018-11-23 | 2018-11-23 | A kind of hydraulic system of orchard picking equipment |
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