CN106438530A - Orchard straw mulching machine hydraulic system - Google Patents
Orchard straw mulching machine hydraulic system Download PDFInfo
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- CN106438530A CN106438530A CN201610975674.2A CN201610975674A CN106438530A CN 106438530 A CN106438530 A CN 106438530A CN 201610975674 A CN201610975674 A CN 201610975674A CN 106438530 A CN106438530 A CN 106438530A
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- hydraulic
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- hydraulic pressure
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D82/00—Crop conditioners, i.e. machines for crushing or bruising stalks
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
Abstract
The invention discloses an orchard straw mulching machine hydraulic system and belongs to the technical field of orchard mechanical hydraulic drive. The orchard straw mulching machine hydraulic system is composed of a main oil way, a driving oil way and a lifting oil way; the main oil way comprises a hydraulic oil tank, a filter, an oil pump and an overflow valve; the driving oil way comprises a three-position four-way manual reversing valve I, a three-position four-way manual reversing valve II, a one-way throttling valve I, a one-way throttling valve II, a blanking roller hydraulic motor and a soil covering mechanism hydraulic motor; and the lifting oil way comprises a hydraulic tip-over oil cylinder I, a hydraulic tip-over oil cylinder II, a hydraulic lifting oil cylinder I, a hydraulic lifting oil cylinder II, a three-position four-way manual reversing valve III, a three-position four-way manual reversing valve IV and a hydraulic oil tank. The system can achieve tipping over of an orchard straw mulching machine straw material bin, automatic unloading of straw and other materials, straw mulching, lifting of a soil covering mechanism, soil elevating and soil evening covering operation.
Description
Technical field
The present invention discloses a kind of orchard improving straw mulching machine hydraulic system, belongs to Machinery for orchard equipment field, particularly to fruit
Garden mechanized equipment hydraulic system field.
Background technology
With the adjustment of China's agricultural structure, fruit industry scale fast development, apple, pears, peach, grape, oranges and tangerines etc. are planted
Plant area and all reached the whole world first, China has become state of fruit sparetime university.Orchard improving straw mulching technology is thin, fertile for orchard soil layer
The soil management technology that power is low, moisture condition is poor, soil bareness area big and takes.Appropriate crop material etc. is covered in fruit
On the exposed soil of tree surrounding, it has soil moisture conservation, water saving, improves soil organic matter content, suppression grass, insulation, no-tillage, saving of labor and prevent
Only multiple effects such as soil losses, can improve soil ecology microenvironment, and foster root strengthens tree, promote Growth status to develop, and then improve
Yield and improving quality.
In recent years, stalk technology in orchard is widelyd popularize in China, but due to existing orchard improving straw mulching technical staff
Skill is simple and crude, needs manual work, time-consuming, and in addition orchard worker worries dry season orchard fire, leads to orchard worker's enthusiasm low, pushes away
Wide area is less, produces little effect.With fruit dwarfing technology, the advanced technology such as particularly short anvil apple intensive culture technique exists
The popularization of China, orchard is spacious in the ranks, tree-like specification, and the mechanization for Orchard mulch operation is provided convenience.
With orchard improving straw mulching Work machine research go deep into, a series of technology orchards straw covering machine technology application and
Raw, these technology solve the problems, such as that existing orchard improving straw mulching technical method is simple and crude, time-consuming, reduce operation
This, improve fruit industry yield and benefit, promote application in orchard for the improving straw mulching technology.But existing orchard straw covering machine
Work tool many cloth is carried out using suspension type scheme, supporting power is Diesel engine, is generally mounted to vehicle front, if adopting
There is provided power with machine driving for Working mechanism, driving-chain is complicated and transmission distance is longer, and transmission efficiency is low.
A kind of orchard disclosed by the invention improving straw mulching machine hydraulic system, using hydraulic motor as power source drive orchard
Straw covering machine material blanking roller and casing mechanism work, adjust stalk hopper 20 and the casing mechanism being suspended using hydraulic jack
Highly.For covering the sufficient stable power of machine operation mechanism output, rotating speed is adjustable, transmission efficiency, and greatly simplify transmission
Structure, increased the controllability of orchard straw covering machine, improves operation quality.
Content of the invention
The purpose of the present invention：Disclose a kind of orchard improving straw mulching machine hydraulic system and can simplify orchard straw covering machine transmission
Structure, stable transmission, rotating speed are adjustable, improve operating efficiency and the serviceability of orchard straw covering machine, are orchard improving straw mulching
The offer that is widely popularized of machine facilitates.
Present invention solves the technical problem that：How to be orchard improving straw mulching and machine offer power, simplify drive mechanism and carry
Its high transmission efficiency and stability.
In order to solve the technical problem to be solved in the present invention, The present invention gives technical scheme below：
A kind of orchard improving straw mulching machine hydraulic system is it is characterised in that including working connection 17, driving oil circuit 18 and lifting oil circuit
19；Described working connection 17 includes hydraulic oil container 16 filter 1, oil pump 2 and overflow valve 3；Described driving oil circuit 18 includes three
Position four-way hand-operated direction valve I 4,3-position 4-way hand-operated direction valve II 5, one-way throttle valve I 6, one-way throttle valve II 7, material blanking roller liquid
Pressure motor 8 and casing mechanism hydraulic motor 9；Described lifting oil circuit 19 includes two pairs of single pole single-action hydraulic cylinders, and that is, hydraulic pressure inclines
Turn over oil cylinder I 10 and hydraulic pressure dump cylinder II 11, hydraulic lifting oil cylinder I 12 and hydraulic lifting oil cylinder II 13,3-position 4-way changes manually
To valve III 14,3-position 4-way hand-operated direction valve IV 15 and hydraulic oil container 16, wherein hydraulic pressure dump cylinder I 10, hydraulic pressure dump cylinder
II 11, hydraulic lifting oil cylinder I 12, hydraulic lifting oil cylinder II are telescoping hydraulic cylinder.
Hydraulic pressure dump cylinder I 10, hydraulic pressure dump cylinder II 11 are installed on vehicle frame 22, its upper and lower respectively with stalk hopper
20 and vehicle frame 22 hinged, its active strokes can guarantee that stalk hopper 20 is tumbled backward not less than 45 °.
Hydraulic lifting oil cylinder I 12 and hydraulic lifting oil cylinder II 13 are respectively placed on the vehicle frame 22 of creeper truck 23 both sides, along shoe
When band car 23 fore-and-aft direction level fixed installation, both collapsing lengths and installation site will ensure casing mechanism 21 lifting, its
Two ends remain horizontality；Hydraulic oil container 16 in described working connection 17 is located at body forward structure, after hydraulic oil container 16
Setting filter 1, arranges overflow valve 3 on working connection 17.
Described material blanking roller hydraulic motor 8 and casing mechanism hydraulic motor 9 are to be arranged in parallel, and material blanking roller hydraulic motor 8 is pacified
It is loaded on the vehicle frame 22 of stalk hopper 20 lower rear, casing mechanism hydraulic motor 9 is installed in the frame of casing mechanism 21.
A kind of orchard improving straw mulching machine hydraulic system is it is characterised in that the hydraulic oil of described oil pump 2 output is through three
Four-way hand-operated direction valve II 5 inputs material blanking roller hydraulic motor 8, drives material blanking roller hydraulic motor 8 to work, thus being covering machine blanking
Roller provides power；One-way throttle valve II 7 is set between described 3-position 4-way hand-operated direction valve II 5 and material blanking roller hydraulic motor 8
To adjust the operating rate of material blanking roller hydraulic motor 8.
The hydraulic oil of described oil pump 2 output covers through 3-position 4-way hand-operated direction valve I 4 and one-way throttle valve I 6 input
Native organization hydraulic pressure motor 9, drives casing mechanism hydraulic motor 9 to work, thus providing power for covering machine casing mechanism；Described
Between 3-position 4-way hand-operated direction valve I 4 and casing mechanism hydraulic motor 9, setting one-way throttle valve I 6 is to adjust casing mechanism hydraulic pressure
Motor 9 operating rate.
Described one-way throttle valve I 6 and one-way throttle valve II 7 are flow control valve, pass through respectively to adjust under flow control
Material roller hydraulic motor 8 and the rotating speed of casing mechanism hydraulic motor 9, thus control the work speed of stalk hopper 20 and casing mechanism 21
Degree.
A kind of orchard improving straw mulching machine hydraulic system is it is characterised in that described hydraulic pressure dump cylinder I 10 and hydraulic pressure are tumbled
Oil cylinder II 11 is symmetrically articulated with the covering locomotive frame of stalk hopper 20 middle part lower section, inclines in hydraulic pressure dump cylinder I 10 and hydraulic pressure
Turn over installation 3-position 4-way hand-operated direction valve IV 15 between oil cylinder II 11 and oil pump, control hydraulic pressure dump cylinder I 10 and hydraulic pressure to tumble
The working condition of the elongation of oil cylinder II 11, stopping and contraction.
Described oil pump 2 output hydraulic pressure oil, 3-position 4-way hand-operated direction valve IV 15 is located at and supplies oil level, and hydraulic oil inputs simultaneously
Join the hydraulic pressure dump cylinder I 10 being arranged symmetrically and hydraulic pressure dump cylinder II 11, hydraulic pressure dump cylinder I 10 and hydraulic pressure dump cylinder II
11 synchronous elongations, so that drag links stalk hopper 20 is tumbled backward, when stalk hopper 20 reaches desired height, by 3-position 4-way
Hand-operated direction valve IV 15 is adjusted to stop position, and hydraulic pressure dump cylinder I 10 and hydraulic pressure dump cylinder II 11 are maintained at existing length, work
After the completion of, 3-position 4-way hand-operated direction valve IV 15 is adjusted to oil return position, stalk hopper 20 drops to horizontal level in Gravitative Loads.
Described hydraulic lifting oil cylinder I 12 hydraulic lifting oil cylinder II 13 is installed on stalk hopper 20 lower section and covers in locomotive frame
The portion left and right sides, arranges 3-position 4-way hand-operated direction valve between hydraulic lifting oil cylinder I 12 hydraulic lifting oil cylinder II 13 and oil pump
The working condition of elongation, stopping and the contraction of III 14 control hydraulic lifting oil cylinder I 12 hydraulic lifting oil cylinders II 13.
Described oil pump 2 output hydraulic pressure oil, 3-position 4-way hand-operated direction valve III 14 is located at and supplies oil level, and hydraulic oil input is in parallel
The hydraulic lifting oil cylinder I 12 hydraulic lifting oil cylinder II 13 being arranged symmetrically, hydraulic lifting oil cylinder I 12 hydraulic lifting oil cylinder II 13 is synchronous
Elongation, makes casing mechanism 21 be lifted up, and the machine that now covers is in non-job state；In operation, 3-position 4-way manual reverse of direction
Valve III 14 is located at oil return position, and hydraulic lifting oil cylinder I 12 hydraulic lifting oil cylinder II 13 shrinks, and casing mechanism 21 is fallen due to Gravitative Loads
Under carry out operation.
A kind of orchard improving straw mulching machine hydraulic system is it is characterised in that described material blanking roller hydraulic motor 8 and casing mechanism
Hydraulic motor 9 can pass through 3-position 4-way hand-operated direction valve I 5 respectively, 3-position 4-way hand-operated direction valve II 4 is realized rotating backward, with
Blocking is removed when standby material blanking roller or casing mechanism 21 blocking.
A kind of orchard improving straw mulching machine hydraulic system is it is characterised in that described orchard improving straw mulching machine hydraulic system energy
Enough is to cover the sufficient stable power of machine operation mechanism output, and it is all to have that drive mechanism is simple, rotating speed is adjustable, transmission efficiency is high etc.
Many advantages, increased the controllability of orchard straw covering machine, improve operation quality.
A kind of orchard improving straw mulching machine hydraulic system, its operation principle is as follows：
A kind of orchard of the present invention improving straw mulching machine hydraulic system can be orchard improving straw mulching and machine provides power, simplification
Drive mechanism simultaneously puies forward its high transmission efficiency and stability, and concrete operating principle is as follows：
During the work of orchard straw covering machine, engine driving oil pump rotates as whole system fuel feeding, material blanking roller hydraulic motor and covering
Native organization hydraulic pressure motor is to be arranged in parallel, each oily by opening and closing material blanking roller hydraulic motor and casing mechanism hydraulic motor
3-position 4-way hand-operated direction valve on road, to control its rotation, is controlled to motor rotary speed using one-way throttle valve, to adjust
The rotating speed of covering machine workpiece.Tumbling of stalk hopper is real by two pairs of single-action hydrocylinders with the lifting of casing mechanism
Existing, lead to the angle of tumbling controlling the stalk hopper and casing mechanism 3-position 4-way hand-operated direction valve each on oil circuit to stalk hopper
It is adjusted with the height of casing mechanism.
Advantageous Effects：A kind of orchard disclosed by the invention improving straw mulching machine hydraulic system, by hydraulicdriven side
Formula, covers the operating of machine workpiece using fluid motor-driven, carries out stalk hopper and casing mechanism using hydraulic jack
Lifting, for covering the sufficient stable power of machine operation mechanism output, has that drive mechanism is simple, rotating speed is adjustable, transmission efficiency
Many advantages, such as, increased the controllability of orchard straw covering machine, improve operation quality.
Reference
1. filter 2. oil pump 3. overflow valve 4. 3-position 4-way hand-operated direction valve I 5. 3-position 4-way hand-operated direction valve II 6.
One-way throttle valve I 7. one-way throttle valve, II 8. material blanking roller hydraulic motor, 9. casing mechanism hydraulic motor 10. hydraulic pressure is tumbled oil
Cylinder I 11. hydraulic pressure dump cylinder, II 12. hydraulic lifting oil cylinder, I 13. hydraulic lifting oil cylinder II 14. 3-position 4-way manual reverse of direction
Valve III 15. 3-position 4-way hand-operated direction valve, IV 16. hydraulic oil container, 17. working connection 18. drives oil circuit 19. lifting oil circuit
20. stalk hopper 21. casing mechanism.
Brief description
A kind of orchard of Fig. 1 straw covering machine hydraulic system structure figure
A kind of orchard of Fig. 2 straw covering machine structure diagram left side view
A kind of orchard of Fig. 3 straw covering machine structure diagram right side view
Embodiment
The present embodiment is the power transmission of workpiece on the straw covering machine of orchard.
As shown in figure 1, a kind of orchard improving straw mulching machine hydraulic system is it is characterised in that including working connection 17, driving oil circuit
18 and lifting oil circuit 19；Described working connection 17 includes hydraulic oil container 16 filter 1, oil pump 2 and overflow valve 3；Described driving
Oil circuit 18 includes 3-position 4-way hand-operated direction valve I 4,3-position 4-way hand-operated direction valve II 5, one-way throttle valve I 6, one-way throttle valve
II 7, material blanking roller hydraulic motor 8 and casing mechanism hydraulic motor 9；Described lifting oil circuit 19 includes two pairs of single pole single-acting hydraulic
Cylinder, i.e. hydraulic pressure dump cylinder I 10 and hydraulic pressure dump cylinder II 11, hydraulic lifting oil cylinder I 12 and hydraulic lifting oil cylinder II 13, three
Four-way hand-operated direction valve III 14,3-position 4-way hand-operated direction valve IV 15 and hydraulic oil container 16, wherein hydraulic pressure dump cylinder I 10, liquid
Pressure dump cylinder II 11, hydraulic lifting oil cylinder I 12, hydraulic lifting oil cylinder II are telescoping hydraulic cylinder.
As shown in Figures 2 and 3, hydraulic pressure dump cylinder I 10, hydraulic pressure dump cylinder II 11 are installed on vehicle frame 22, and it is upper and lower
Hinged with stalk hopper 20 and vehicle frame 22 respectively, its active strokes can guarantee that stalk hopper 20 is tumbled backward not less than 45 °.
As shown in Figures 2 and 3, hydraulic lifting oil cylinder I 12 and hydraulic lifting oil cylinder II 13 are respectively placed in creeper truck 23 both sides
Vehicle frame 22 on, along the fixed installation of creeper truck 23 fore-and-aft direction level, both collapsing lengths and installation site will ensure earthing
During mechanism 21 lifting, its two ends remains horizontality；Hydraulic oil container 16 in described working connection 17 is located at body forward structure,
Setting filter 1 after hydraulic oil container 16, arranges overflow valve 3 on working connection 17.
As depicted in figs. 1 and 2, described material blanking roller hydraulic motor 8 and casing mechanism hydraulic motor 9 are to be arranged in parallel, under
Material roller hydraulic motor 8 is installed on the vehicle frame 22 of stalk hopper 20 lower rear, and casing mechanism hydraulic motor 9 is installed on drag links
In the frame of structure 21.
As shown in figure 1, a kind of orchard improving straw mulching machine hydraulic system is it is characterised in that the hydraulic pressure of described oil pump 2 output
Oil inputs material blanking roller hydraulic motor 8 through 3-position 4-way hand-operated direction valve II 5, drives material blanking roller hydraulic motor 8 to work, thus being
Covering machine material blanking roller provides power；Arrange unidirectional between described 3-position 4-way hand-operated direction valve II 5 and material blanking roller hydraulic motor 8
Choke valve II 7 is to adjust the operating rate of material blanking roller hydraulic motor 8.
As shown in figure 1, the hydraulic oil of described oil pump 2 output is through 3-position 4-way hand-operated direction valve I 4 and one-way throttle valve
I 6 input casing mechanism hydraulic motors 9, drive casing mechanism hydraulic motor 9 to work, thus dynamic for covering the offer of machine casing mechanism
Power；Between described 3-position 4-way hand-operated direction valve I 4 and casing mechanism hydraulic motor 9, setting one-way throttle valve I 6 is covered with adjusting
Native organization hydraulic pressure motor 9 operating rate.
As shown in figure 1, described one-way throttle valve I 6 and one-way throttle valve II 7 are flow control valve, pass through respectively to adjust
Flow controls the rotating speed of material blanking roller hydraulic motor 8 and casing mechanism hydraulic motor 9, thus controlling stalk hopper 20 and casing mechanism
21 operating rate.
As shown in Figure 1, Figure 2 and Figure 3, a kind of orchard improving straw mulching machine hydraulic system is it is characterised in that described hydraulic pressure inclines
Turn over oil cylinder I 10 and hydraulic pressure dump cylinder II 11 is symmetrically articulated with the covering locomotive frame of stalk hopper 20 middle part lower section, in hydraulic pressure
Between dump cylinder I 10 and hydraulic pressure dump cylinder II 11 and oil pump, 3-position 4-way hand-operated direction valve IV 15 is installed, controls hydraulic pressure to incline
Turn over the working condition of elongation, stopping and the contraction of oil cylinder I 10 and hydraulic pressure dump cylinder II 11.
As depicted in figs. 1 and 2, described oil pump 2 output hydraulic pressure oil, 3-position 4-way hand-operated direction valve IV 15 is located at fuel feeding
Position, hydraulic pressure dump cylinder I 10 and hydraulic pressure dump cylinder II 11 that hydraulic oil input parallel connection is arranged symmetrically, hydraulic pressure dump cylinder I 10
The synchronous elongation with hydraulic pressure dump cylinder II 11, so that drag links stalk hopper 20 is tumbled backward, when stalk hopper 20 reaches institute
Need height, 3-position 4-way hand-operated direction valve IV 15 is adjusted to stop position, hydraulic pressure dump cylinder I 10 and hydraulic pressure dump cylinder II 11 are protected
Hold in existing length, after the completion of work, 3-position 4-way hand-operated direction valve IV 15 is adjusted to oil return position, stalk hopper 20 is from recast
With dropping to horizontal level.
As shown in Figure 1, Figure 2 and Figure 3, described hydraulic lifting oil cylinder I 12 hydraulic lifting oil cylinder II 13 is installed on stalk material
Case 20 lower section covers the left and right sides in the middle part of locomotive frame, sets between hydraulic lifting oil cylinder I 12 hydraulic lifting oil cylinder II 13 and oil pump
Put elongation, stopping and the contraction that 3-position 4-way hand-operated direction valve III 14 controls hydraulic lifting oil cylinder I 12 hydraulic lifting oil cylinder II 13
Working condition.
As shown in Figure 1, Figure 2 and Figure 3, described oil pump 2 output hydraulic pressure oil, 3-position 4-way hand-operated direction valve III 14 is located at and supplies
Oil level, the hydraulic lifting oil cylinder I 12 hydraulic lifting oil cylinder II 13 that hydraulic oil input parallel connection is arranged symmetrically, hydraulic lifting oil cylinder I 12
Hydraulic lifting oil cylinder II 13 is synchronous to be extended, and so that casing mechanism 21 is lifted up, and the machine that now covers is in non-job state；In operation
When, 3-position 4-way hand-operated direction valve III 14 is located at oil return position, and hydraulic lifting oil cylinder I 12 hydraulic lifting oil cylinder II 13 shrinks, earthing
Mechanism 21 carries out operation because Gravitative Loads fall.
A kind of orchard improving straw mulching machine hydraulic system is it is characterised in that described material blanking roller hydraulic motor 8 and casing mechanism
Hydraulic motor 9 can pass through 3-position 4-way hand-operated direction valve I 5 respectively, 3-position 4-way hand-operated direction valve II 4 is realized rotating backward, with
Blocking is removed when standby material blanking roller or casing mechanism 21 blocking.
A kind of described orchard improving straw mulching machine hydraulic system is it is characterised in that described orchard straw covering machine hydraulic pressure
System can have that drive mechanism is simple, rotating speed is adjustable, transmission efficiency for covering the sufficient stable power of machine operation mechanism output
High many advantages, such as, increased the controllability of orchard straw covering machine, improve operation quality.
In the present embodiment, described oil pump 2 is CB-FE25E gear pump, and overflow valve 3 is that YF-L20H4-S type pilot-operated type overflows
Stream valve, one-way throttle valve I 6 and one-way throttle valve II 7 are KC-02 type, and material blanking roller horse hydraulic pressure reaches 8 and puts horse for BMR-125 molded line
Reach, casing mechanism hydraulic motor 9 puts motor for BMR-100 molded line, hydraulic pressure dump cylinder I 10 and hydraulic pressure dump cylinder II 11 are
3TG-E80 × 340 telescoping hydraulic cylinder, hydraulic lifting oil cylinder I 12 and hydraulic lifting oil cylinder II（13）Stretch for 2TG-E60 × 250
Contracting formula hydraulic cylinder.
Further illustrate a kind of operation principle of orchard of the present invention improving straw mulching machine hydraulic system：
A kind of orchard of the present invention improving straw mulching machine hydraulic system can be orchard improving straw mulching and machine provides power, simplification
Drive mechanism simultaneously puies forward its high transmission efficiency and stability, and concrete operating principle is as follows：
During the work of orchard straw covering machine, engine driving oil pump rotates as whole system fuel feeding, material blanking roller hydraulic motor and covering
Native organization hydraulic pressure motor is to be arranged in parallel, each oily by opening and closing material blanking roller hydraulic motor and casing mechanism hydraulic motor
3-position 4-way hand-operated direction valve on road, to control its rotation, is controlled to motor rotary speed using one-way throttle valve, to adjust
The rotating speed of covering machine workpiece.Tumbling of stalk hopper is real by two pairs of single-action hydrocylinders with the lifting of casing mechanism
Existing, lead to the angle of tumbling controlling the stalk hopper and casing mechanism 3-position 4-way hand-operated direction valve each on oil circuit to stalk hopper
It is adjusted with the height of casing mechanism.
3 points need to illustrate below：
1. a kind of orchard of present invention improving straw mulching machine hydraulic system, by hydraulicdriven mode, is covered using fluid motor-driven
The operating of lid machine workpiece, carries out the lifting of stalk hopper and casing mechanism using hydraulic jack, solves orchard stalk and covers
Lid machine driving-chain problem that is complicated and being driven distance, for covering the sufficient stable power of machine operation mechanism output, has transmission
Structure is simple, rotating speed is adjustable, transmission efficiency many advantages, such as, increased the controllability of orchard straw covering machine, improve work
Industry quality.
2. a kind of orchard of present invention improving straw mulching machine hydraulic system, in addition to being particularly well-suited to orchard improving straw mulching machinery, is gone back
It is applied to other engines and work tool distant and be not suitable for using mechanically operated Work machine.
3. description of the invention and accompanying drawing, for clear explanation technical scheme, give some technical scheme details, this
A little details not restrictions to claims of the present invention.Any deformation that these details are made or modification, all without departing from this
Invention protective scope of the claims.
Claims (4)
1. a kind of orchard improving straw mulching machine hydraulic system is it is characterised in that include working connection（17）, drive oil circuit（18）And lifting
Oil circuit（19）；Described working connection（17）Including hydraulic oil container（16）Filter（1）, oil pump（2）And overflow valve（3）；Described
Drive oil circuit（18）Including 3-position 4-way hand-operated direction valve I（4）, 3-position 4-way hand-operated direction valve II（5）, one-way throttle valve I
（6）, one-way throttle valve II（7）, material blanking roller hydraulic motor（8）With casing mechanism hydraulic motor（9）；Described lifting oil circuit
（19）Including two to single pole single-action hydraulic cylinder, i.e. hydraulic pressure dump cylinder I（10）With hydraulic pressure dump cylinder II（11）, hydraulic lifting
Oil cylinder I（12）With hydraulic lifting oil cylinder II（13）, 3-position 4-way hand-operated direction valve III（14）, 3-position 4-way hand-operated direction valve IV
（15）And hydraulic oil container（16）, wherein hydraulic pressure dump cylinder I（10）, hydraulic pressure dump cylinder II（11）, hydraulic lifting oil cylinder I
（12）, hydraulic lifting oil cylinder II be telescoping hydraulic cylinder；
Hydraulic pressure dump cylinder I（10）, hydraulic pressure dump cylinder II（11）It is installed on vehicle frame（22）On, its upper and lower respectively with stalk material
Case（20）And vehicle frame（22）Hinged, its active strokes can guarantee that stalk hopper（20）Tumble backward not less than 45 °；
Hydraulic lifting oil cylinder I（12）With hydraulic lifting oil cylinder II（13）It is respectively placed in creeper truck（23）The vehicle frame of both sides（22）On,
Along creeper truck（23）Fore-and-aft direction level fixedly mounts, and both collapsing lengths and installation site will ensure casing mechanism（21）Rise
During fall, its two ends remains horizontality；Described working connection（17）In hydraulic oil container（16）Positioned at body forward structure, hydraulic pressure
Fuel tank（16）Filter is set afterwards（1）, in working connection（17）Upper setting overflow valve（3）；
Described material blanking roller hydraulic motor（8）With casing mechanism hydraulic motor（9）For being arranged in parallel, material blanking roller hydraulic motor（8）
It is installed on stalk hopper（20）The vehicle frame of lower rear（22）On, casing mechanism hydraulic motor（9）It is installed on casing mechanism（21）
Frame on.
2. a kind of orchard improving straw mulching machine hydraulic system according to claim 1 is it is characterised in that described oil pump（2）
The hydraulic oil of output is through 3-position 4-way hand-operated direction valve II（5）Input material blanking roller hydraulic motor（8）, drive material blanking roller hydraulic pressure horse
Reach（8）Work, thus provide power for covering machine material blanking roller；Described 3-position 4-way hand-operated direction valve II（5）With material blanking roller liquid
Pressure motor（8）Between arrange one-way throttle valve II（7）To adjust material blanking roller hydraulic motor（8）Operating rate；
Described oil pump（2）The hydraulic oil of output is through 3-position 4-way hand-operated direction valve I（4）With one-way throttle valve I（6）Input
Casing mechanism hydraulic motor（9）, drive casing mechanism hydraulic motor（9）Work, thus provide power for covering machine casing mechanism；
Described 3-position 4-way hand-operated direction valve I（4）With casing mechanism hydraulic motor（9）Between arrange one-way throttle valve I（6）To adjust
Casing mechanism hydraulic motor（9）Operating rate；
Described one-way throttle valve I（6）With one-way throttle valve II（7）For flow control valve, pass through respectively to adjust under flow control
Material roller hydraulic motor（8）With casing mechanism hydraulic motor（9）Rotating speed, thus controlling stalk hopper（20）And casing mechanism（21）
Operating rate.
3. a kind of orchard improving straw mulching machine hydraulic system according to claim 1 is it is characterised in that described hydraulic pressure is tumbled
Oil cylinder I（10）With hydraulic pressure dump cylinder II（11）Symmetrically it is articulated with stalk hopper（20）On the covering locomotive frame of middle part lower section,
Hydraulic pressure dump cylinder I（10）With hydraulic pressure dump cylinder II（11）3-position 4-way hand-operated direction valve IV is installed and oil pump between（15）,
Control hydraulic pressure dump cylinder I（10）With hydraulic pressure dump cylinder II（11）Elongation, stopping and contraction working condition；
Described oil pump（2）Output hydraulic pressure oil, 3-position 4-way hand-operated direction valve IV（15）It is located at and supplies oil level, hydraulic oil inputs simultaneously
Join the hydraulic pressure dump cylinder I being arranged symmetrically（10）With hydraulic pressure dump cylinder II（11）, hydraulic pressure dump cylinder I（10）Tumble with hydraulic pressure
Oil cylinder II（11）Synchronous elongation, so that drag links stalk hopper（20）Tumble backward, when stalk hopper（20）High needed for arrival
Degree, by 3-position 4-way hand-operated direction valve IV（15）It is adjusted to stop position, hydraulic pressure dump cylinder I（10）With hydraulic pressure dump cylinder II（11）
It is maintained at existing length, after the completion of work, by 3-position 4-way hand-operated direction valve IV（15）It is adjusted to oil return position, stalk hopper（20）?
Gravitative Loads drop to horizontal level；
Described hydraulic lifting oil cylinder I（12）Hydraulic lifting oil cylinder II（13）It is installed on stalk hopper（20）Lower section covers locomotive frame
The middle part left and right sides, in hydraulic lifting oil cylinder I（12）Hydraulic lifting oil cylinder II（13）Setting 3-position 4-way is manual and oil pump between
Reversal valve III（14）Control hydraulic lifting oil cylinder I（12）Hydraulic lifting oil cylinder II（13）Elongation, stopping and contraction work shape
State；
Described oil pump（2）Output hydraulic pressure oil, 3-position 4-way hand-operated direction valve III（14）It is located at and supplies oil level, hydraulic oil input is in parallel
The hydraulic lifting oil cylinder I being arranged symmetrically（12）Hydraulic lifting oil cylinder II（13）, hydraulic lifting oil cylinder I（12）Hydraulic lifting oil cylinder II
（13）Synchronous elongation, makes casing mechanism（21）It is lifted up, the machine that now covers is in non-job state；In operation, three four
Logical hand-operated direction valve III（14）Positioned at oil return position, hydraulic lifting oil cylinder I（12）Hydraulic lifting oil cylinder II（13）Shrink, casing mechanism
（21）Carry out operation because Gravitative Loads fall.
4. a kind of orchard improving straw mulching machine hydraulic system according to claim 1 is it is characterised in that described material blanking roller liquid
Pressure motor（8）With casing mechanism hydraulic motor（9）3-position 4-way hand-operated direction valve I can be passed through respectively（5）, 3-position 4-way changes manually
To valve II（4）Realization rotates backward, in case material blanking roller or casing mechanism（21）Blocking is removed during blocking.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610975674.2A CN106438530B (en) | 2016-11-07 | 2016-11-07 | A kind of orchard improving straw mulching machine hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610975674.2A CN106438530B (en) | 2016-11-07 | 2016-11-07 | A kind of orchard improving straw mulching machine hydraulic system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109515177A (en) * | 2018-11-23 | 2019-03-26 | 烟台杰瑞石油装备技术有限公司 | A kind of hydraulic system of orchard picking equipment |
| CN109611391A (en) * | 2018-12-10 | 2019-04-12 | 湖南五新隧道智能装备股份有限公司 | A kind of concrete spraying vehicle spray head swipes motor governing system |
| CN110115139A (en) * | 2019-05-08 | 2019-08-13 | 广西大学 | A kind of Hydraulic system and control method for duplicate rows sugarcane transverse direction planting machine |
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| CN109515177A (en) * | 2018-11-23 | 2019-03-26 | 烟台杰瑞石油装备技术有限公司 | A kind of hydraulic system of orchard picking equipment |
| CN109611391A (en) * | 2018-12-10 | 2019-04-12 | 湖南五新隧道智能装备股份有限公司 | A kind of concrete spraying vehicle spray head swipes motor governing system |
| CN110115139A (en) * | 2019-05-08 | 2019-08-13 | 广西大学 | A kind of Hydraulic system and control method for duplicate rows sugarcane transverse direction planting machine |
| CN110115139B (en) * | 2019-05-08 | 2023-11-14 | 广西大学 | Hydraulic system for double-row sugarcane transverse planter and control method |
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|---|---|
| CN106438530B (en) | 2018-05-22 |
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