CN205908545U - Immerse formula rubbish compression station's hydraulic system - Google Patents
Immerse formula rubbish compression station's hydraulic system Download PDFInfo
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- CN205908545U CN205908545U CN201620753875.3U CN201620753875U CN205908545U CN 205908545 U CN205908545 U CN 205908545U CN 201620753875 U CN201620753875 U CN 201620753875U CN 205908545 U CN205908545 U CN 205908545U
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Abstract
The utility model discloses an immerse formula rubbish compression station's hydraulic system, including motor, hydraulic gear oil pump, electromagnetic relief valve, check valve, pressure switch, magenetic exchange valve, stack formula hydraulically controlled check valve, pilot operated directional control valve, quick -operation joint, hydro -cylinder, hydraulic tank and fluid pressure line, the motor drive oil pump, the voltol oil carries out push pedal action oil circuit, bolt hydro -cylinder oil circuit and lift cylinder, couple hydro -cylinder and the selection of three branch oil circuit altogether of apron hydro -cylinder oil circuit through M type tribit cross magenetic exchange valve, push pedal action oil circuit is connected in parallel with the hydro -cylinder oil circuit of unloading by the compression hydro -cylinder and constitutes, and the compression action of compression hydro -cylinder comes the response to realize compression cycle's automatic control through pressure switch to guarantee that rubbish can not fall and go to compression push pedal rear. The utility model discloses a switching -over valve of M type tribit cross magenetic exchange valve and each hydro -cylinder electric combination, avoided the emergence of control system malfunction accident, have degree of automation height, operation safe and reliable, accurate efficient characteristics.
Description
Technical field
The utility model is related to a kind of hydraulic system of garbage compression station, particularly a kind of liquid of sunk garbage compression station
Pressure system.
Background technology
At present, the commonly used manually operated banked direction control valves of the control system of the sunk garbage compression station of domestic garbage-compressing class
The pattern controlling.Have the disadvantage that this mode of operation needs individually to arrange personnel to be operated, squeeze operation simultaneously
Accuracy entirely with operating personnel individual sensation, be easily caused rubbish and drop to compression push plate rear, and clear up push pedal rear
Rubbish waste time and energy, extremely difficult；Additionally, sunk garbage compression station is high to security requirement, the mistake whenever occurring
Action all may lead to very serious security incident.In order to change this situation, the utility model proposes a kind of new sinking
Enter the hydraulic system of formula garbage compression station.
Content of the invention
The purpose of this utility model is to provide a kind of high degree of automation, safe operation reliability, the sunk of precise and high efficiency
The hydraulic system of garbage compression station.
For realizing object above, a kind of hydraulic system of the utility model sunk garbage compression station includes mekydro oil
Pump, motor, electromagnetic relief valve, check valve, pressure switch, 3-position 4-way m type solenoid directional control valve, the 3-position 4-way y of elevating ram
Type solenoid directional control valve, the 3-position 4-way y type solenoid directional control valve of hook oil cylinder, the 3-position 4-way y type solenoid directional control valve of cover plate oil cylinder,
The 3-position 4-way y type solenoid directional control valve of plugging pin oil cylinder, stacking type hydraulic control check valve, 2/2-way solenoid directional control valve, elevating ram,
Hook oil cylinder, cover plate oil cylinder, snap joint, plugging pin oil cylinder, 2/2-way pilot operated directional control valve, unloading fuel tank, by left compression cylinder
With right compression cylinder composition compression cylinder, 3-position 4-way o type solenoid directional control valve, two four-way electromagnetic reversing valves, hydraulic oil containers
And fluid pressure line；Described Motor drive hydraulic gear oil pump operating, the oil-in of hydraulic gear oil pump and hydraulic oil container hydraulic pressure
Pipeline connects, and oil-out is simultaneously connected to electromagnetic relief valve and check valve；The oil return opening of electromagnetic relief valve is connected to return line
Take back fuel tank；The oil-out of check valve links 3-position 4-way m type solenoid directional control valve by pipeline after pressure switch, this three four
The a mouth of logical m type solenoid directional control valve be respectively coupled to the 3-position 4-way y type solenoid directional control valve of elevating ram, three four of hook oil cylinder
The p mouth of the 3-position 4-way y type solenoid directional control valve of logical y type solenoid directional control valve and cover plate oil cylinder, its b mouth links three of plugging pin oil cylinder
The p mouth of four-way y type solenoid directional control valve, its t mouth links the 3-position 4-way o type solenoid directional control valve of push pedal action branch road and two four-ways
The p mouth of solenoid directional control valve；The a mouth of the 3-position 4-way y type solenoid directional control valve of described elevating ram is linked and is contained in entering of elevating ram
2/2-way solenoid directional control valve on hydraulic fluid port, to guarantee that closing cylinder ports in the case of oil pipe booster or permeability in time enters line pipe
Road is overhauled；The 3-position 4-way y type solenoid directional control valve of hook oil cylinder is superimposed with stacking type hydraulic control check valve, stacking type hydraulic control check valve
A hydraulic fluid port link on the rodless cavity of hook oil cylinder, on the rod chamber of b hydraulic fluid port coupling hook oil cylinder；The 3-position 4-way y of cover plate oil cylinder
Type solenoid directional control valve is also superimposed with stacking type hydraulic control check valve, and a, b hydraulic fluid port of this stacking type hydraulic control check valve passes through snap joint
It is respectively coupled on the rodless cavity and rod chamber of cover plate oil cylinder；The 3-position 4-way y type solenoid directional control valve of plugging pin oil cylinder is also superimposed with folded
Plus formula hydraulic control one-way valve, a, b hydraulic fluid port of this stacking type hydraulic control check valve is respectively coupled on the rodless cavity and rod chamber of plugging pin oil cylinder；
A, b hydraulic fluid port of the 3-position 4-way o type solenoid directional control valve on push pedal action branch road links compression cylinder by snap joint respectively
On rodless cavity and rod chamber；The piston rod head of left compression cylinder bores rodless cavity and the rod chamber that two oil circuits are respectively coupled to this oil cylinder
On, the hydraulic fluid port that left compression cylinder piston rod head connects compression cylinder rodless cavity links 2/2-way pilot operated directional control valve by pipeline
On, then the rodless cavity of unloading fuel tank is linked by this valve, and left compression cylinder piston rod head connects the oil of compression cylinder rod chamber
Mouth links the rod chamber of unloading fuel tank by pipeline；The a hydraulic fluid port of two four-way electromagnetic reversing valves on push pedal action branch road passes through
Snap joint is linked in the control port of 2/2-way pilot operated directional control valve；The t hydraulic fluid port of the solenoid directional control valve of each action is all by pipe
Road is linked and is taken back fuel tank on return line；Described cover plate oil cylinder, 2/2-way pilot operated directional control valve and compression cylinder are arranged on compression
On case, they and unloading fuel tank are connected with hydraulic system by snap joint and are compressed rubbish operation；Described unloading fuel tank
The piston rod of cylinder barrel and compression cylinder is fixed on same push pedal frame, and the cylinder barrel of compression cylinder is fixed in compression box, discharging
The piston rod of oil cylinder is fixed in push pedal.
Described elevating ram is two.
Described hook oil cylinder is four.
Described plugging pin oil cylinder is four.
The hydraulic system of the sunk garbage compression station of said structure passes through Motor drive hydraulic gear oil pump, this gear oil
Pump out the selection that the hydraulic oil coming carries out three oil circuit branches by the three-position four-way electromagnetic directional valve of m type, be that push pedal is moved respectively
Make oil circuit, plugging pin oil cylinder oil circuit, elevating ram, hook oil cylinder and compartment top door cover plate oil path in oil cylinder；By the 3-position 4-way electricity of m type
The reversal valve of magnetic reversal valve and each oil cylinder obtains electric combination it is ensured that control system will not lead to the generation of accident because of misoperation；Push away
Plate action oil circuit is composed in parallel by compression cylinder and unloading fuel tank oil circuit, concatenates one two two in unloading fuel tank rodless cavity oil circuit
Logical pilot operated valve device, by hydraulic control unloading fuel tank whether with compression cylinder linkage, thus avoid on circuit in compression box it is ensured that
The security of circuit；The compressed action of compression cylinder sensed by pressure switch achieve compression circulation automatically control,
Thus ensureing that rubbish will not drop to compression push plate rear and go.
By repetition test, the hydraulic system of this sunk garbage compression station, can effectively guarantee sunk garbage-compressing
That stands is safe and reliable, realizes automatically controlling, thus ensureing that rubbish will not drop to compression push plate rear and go of compression circulation.
Brief description
Fig. 1 is a kind of hydraulic system principle figure of the utility model sunk garbage compression station.
Reference: hydraulic gear oil pump 1, motor 2, electromagnetic relief valve 3, check valve 4, pressure switch 5,3-position 4-way m
Type solenoid directional control valve 6, the 3-position 4-way y type solenoid directional control valve 7.1 of elevating ram, the 3-position 4-way y type electromagnetism of hook oil cylinder change
To valve 7.2, the 3-position 4-way y type solenoid directional control valve 7.3 of cover plate oil cylinder, plugging pin oil cylinder 3-position 4-way y type solenoid directional control valve
7.4th, stacking type hydraulic control check valve 8,2/2-way solenoid directional control valve 9, elevating ram 10, hook oil cylinder 11, cover plate oil cylinder 12, fast
Quick coupling 13, plugging pin oil cylinder 14,2/2-way pilot operated directional control valve 15, unloading fuel tank 16, left compression cylinder 17.1, right compression cylinder
17.2nd, 18, two four-way electromagnetic reversing valves 19 of 3-position 4-way o type solenoid directional control valve.
Specific embodiment
Below in conjunction with the hydraulic system to a kind of the utility model sunk garbage compression station for the drawings and specific embodiments
It is described in further detail.
Sunk garbage compression station is made up of sunk station, sunk station equipment, compression box, transfer car(buggy), sunk station
Equipment is arranged in sunk station, and sunk station equipment sinks to compression box in melt pit, and compression box receives in melt pit and presses
Contracting rubbish, is transported to garbage disposal place by transfer car(buggy) after rubbish pressure is full.
A kind of hydraulic system of sunk garbage compression station of the utility model shown in Fig. 1 includes hydraulic gear oil pump 1, motor
2nd, electromagnetic relief valve 3, check valve 4, pressure switch 5,3-position 4-way m type solenoid directional control valve 6, the 3-position 4-way y type of elevating ram
Solenoid directional control valve 7.1, the 3-position 4-way y type solenoid directional control valve 7.2 of hook oil cylinder, the 3-position 4-way y type electromagnetism of cover plate oil cylinder change
To valve 7.3, the 3-position 4-way y type solenoid directional control valve 7.4 of plugging pin oil cylinder, stacking type hydraulic control check valve 8,2/2-way electromagnetic switch
Valve 10, four hook oil cylinders 11 of 9, two elevating rams, cover plate oil cylinder 12,13, four plugging pin oil cylinder of snap joint 14, two two
Logical pilot operated directional control valve 15, unloading fuel tank 16, the compression cylinder being made up of left compression cylinder 17.1 and right compression cylinder 17.2, three
18, two four-way electromagnetic reversing valves 19 of four-way o type solenoid directional control valve, hydraulic oil container and fluid pressure line；Described motor 2 drives hydraulic pressure
Gear oil pump 1 operates, and the oil-in of hydraulic gear oil pump 1 is connected with hydraulic oil container fluid pressure line, and oil-out is simultaneously connected to
Electromagnetic relief valve 3 and check valve 4；The oil return opening of electromagnetic relief valve 3 is connected to return line and takes back fuel tank；Check valve 4 fuel-displaced
Mouth links 3-position 4-way m type solenoid directional control valve 6, a of this 3-position 4-way m type solenoid directional control valve 6 by pipeline after pressure switch 5
Mouth is respectively coupled to the 3-position 4-way y type solenoid directional control valve 7.1 of elevating ram, the 3-position 4-way y type solenoid directional control valve of hook oil cylinder
7.2 and cover plate oil cylinder 3-position 4-way y type solenoid directional control valve 7.3 p mouth, its b mouth link plugging pin oil cylinder 3-position 4-way y type electricity
The p mouth of magnetic reversal valve 7.4, its t mouth links the 3-position 4-way o type solenoid directional control valve 18 of push pedal action branch road and two four-way electromagnetics
The p mouth of reversal valve 19；The a mouth of the 3-position 4-way y type solenoid directional control valve 7.1 of described elevating ram is linked and is contained in elevating ram 10
2/2-way solenoid directional control valve 9 on oil-in, to guarantee that closing cylinder ports in the case of oil pipe booster or permeability in time enters
Line pipe road is overhauled；The 3-position 4-way y type solenoid directional control valve 7.2 of hook oil cylinder is superimposed with stacking type hydraulic control check valve 8, superposing type liquid
The a hydraulic fluid port of control check valve 8 is linked on the rodless cavity of hook oil cylinder 11, on the rod chamber of b hydraulic fluid port coupling hook oil cylinder 11；Cover plate oil
The 3-position 4-way y type solenoid directional control valve 7.3 of cylinder is also superimposed with stacking type hydraulic control check valve 8, a of this stacking type hydraulic control check valve 8,
B hydraulic fluid port is respectively coupled on the rodless cavity and rod chamber of cover plate oil cylinder 12 by snap joint 13；The 3-position 4-way y type of plugging pin oil cylinder
Solenoid directional control valve 7.4 is also superimposed with stacking type hydraulic control check valve 8, and a, b hydraulic fluid port of this stacking type hydraulic control check valve is respectively coupled to insert
On the rodless cavity and rod chamber of pin oil cylinder 14；A, b hydraulic fluid port of the 3-position 4-way o type solenoid directional control valve 18 on push pedal action branch road divides
Tong Guo snap joint 13 not link on the rodless cavity and rod chamber of compression cylinder；The piston rod head of left compression cylinder 17.1 bores two
Oil circuit is respectively coupled on the rodless cavity and rod chamber of this oil cylinder, and left compression cylinder 17.1 piston rod head connects compression cylinder rodless cavity
Hydraulic fluid port linked on 2/2-way pilot operated directional control valve 15 by pipeline, then link the rodless cavity of unloading fuel tank 16 by this valve, and
The hydraulic fluid port of left compression cylinder 17.1 piston rod head connection compression cylinder rod chamber links the rod chamber of unloading fuel tank 16 by pipeline；
The a hydraulic fluid port of two four-way electromagnetic reversing valves 19 on push pedal action branch road links 2/2-way liquid controlled reversing by snap joint 13
In the control port of valve 15；The t hydraulic fluid port of the solenoid directional control valve of each action is all linked by pipeline and is taken back fuel tank on return line.
Described cover plate oil cylinder 12,2/2-way pilot operated directional control valve 15 and compression cylinder are contained in compression box, they and discharging
Oil cylinder 16 is connected with the hydraulic system of sunk station equipment by snap joint 13 and is compressed rubbish operation.
The described cylinder barrel of unloading fuel tank 16 and the piston rod of compression cylinder are fixed on same push pedal frame, compression cylinder
Cylinder barrel is fixed in compression box, and the piston rod of unloading fuel tank is fixed in push pedal.
During work, motor 2 drive hydraulic gear oil pump 1 operating pressure oil output, when electromagnetic relief valve 3 not electric when, press
Power oil passes through this valve oil return box；When electromagnetic relief valve 3 obtains electric, pressure oil enters 3-position 4-way m type electromagnetism by check valve 4 and changes
To the p mouth of valve 6, oil circuit selection is carried out by this 3-position 4-way m type solenoid directional control valve 6:
First, when 3-position 4-way m type solenoid directional control valve 6 electromagnet all not electric when, pressure oil pass through this valve to three four
Logical o type solenoid directional control valve 18 and the p mouth of two four-way electromagnetic reversing valves 19, now:
1st, when the left end electromagnet of 3-position 4-way o type solenoid directional control valve 18 and the electromagnet of two four-way electromagnetic reversing valves 19
Obtain electric, a small amount of pressure oil passes through two four-way electromagnetic reversing valves 19 and snap joint 13 enters 2/2-way pilot operated directional control valve 15
Control port makes this valve close, and leads to the oil circuit of unloading fuel tank 16 by 2/2-way pilot operated directional control valve 15 by left compression cylinder 17.1
Cut-out, therefore in compression cylinder, no matter how action unloading fuel tank 16 is all without action；Pressure oil passes through 3-position 4-way o type electromagnetism
The rodless cavity of two compression cylinders of reversal valve 18 and snap joint 13 entrance left and right promotes piston rod to stretch out, thus promoting push pedal pressure
Contracting rubbish, this cylinder piston rod stretches out when putting in place, and push pedal is still within blocking after cut-off push pedal UNICOM between storehouse and discharge port
Position, therefore rubbish will not drop to storehouse after push pedal；While piston rod stretches out and puts in place, system pressure rises to pressure switch 5
Setting pressure, this pressure switch 5 to controller signal, controller make 3-position 4-way o type solenoid directional control valve 18 left end electricity
Right-hand member electromagnet obtains electric magnet dead electricity simultaneously, and pressure oil passes through 3-position 4-way o type solenoid directional control valve 18 and snap joint 13 and enters
The rod chamber of left and right compression cylinder promotes piston rod to withdraw, and when piston rod withdraws to the end, system pressure rises to pressure switch 5
Setting pressure, this pressure switch signals to controller, and controller makes the right-hand member electromagnetism of 3-position 4-way o type solenoid directional control valve 18
Left end electromagnet obtains electric iron dead electricity simultaneously, and pressure oil passes through 3-position 4-way o type solenoid directional control valve 18 and snap joint 13 and enters a left side
The rodless cavity of right compression cylinder promotes piston rod to stretch out, thus realizing automatically controlling of compression circulation to ensure that rubbish will not drop to pressure
Contracting push pedal rear is gone.
Because the cylinder barrel of unloading fuel tank 16 and the piston rod of compression cylinder are fixed on same shelf, the cylinder of compression cylinder
Cylinder is fixed in compression box, and the piston rod of unloading fuel tank 16 is fixed in push pedal；Left compression cylinder 17.1 sets on piston rod head
Article two, oil circuit is respectively coupled to rodless cavity and the rod chamber of this oil cylinder, links discharging by two hydraulic fluid port reuse pipes on this piston rod head
The rodless cavity of oil cylinder 16 and rod chamber；So design pipeline can avoid pipeline to drag, and improves the reliability of pipeline, moreover after push pedal
After storehouse is mounted with unloading fuel tank 16 and compression cylinder, condition setting drag chain is not had to drag pipeline yet because space is little.
2nd, when rubbish supplied materials makes no rubbish in compression bin because of time slot twice in front and back, need rubbish to shift compression box onto
Rear portion is compressed, thus improving the average packing of rubbish, at this moment the electromagnet of two four-way electromagnetic reversing valves 19 must not be electric,
2/2-way pilot operated directional control valve 15 is opened makes two hydraulic fluid port connections, the left end electromagnet of 3-position 4-way o type solenoid directional control valve 18 simultaneously
Obtain electric, pressure oil enters the rodless cavity of left and right compression cylinder and unloading fuel tank 16, the cylinder barrel area sum due to compression cylinder is
The twice of the cylinder barrel area of unloading fuel tank 16, the therefore piston rod of compression cylinder first stretch out promotion push pedal compressed garbage, compressed oil
After the piston rod of cylinder stretches out to the end, the piston rod of unloading fuel tank 16 is further continued for stretching out promotion push pedal compressed garbage, such that it is able to have
The average packing of the raising rubbish of effect；When the right-hand member electromagnet of 3-position 4-way o type solenoid directional control valve 18 obtains electric, pressure oil entrance
The rod chamber of left and right compression cylinder and unloading fuel tank 16 promotes push pedal to withdraw.
By principles above as can be seen that when transfer car(buggy) transports rubbish to garbage disposal place it is only necessary to open back door, connecing
Upper snap joint 13 can carry out discharging operations, realize a control valve and control two groups of action tank operations, saved one group of valve
Cost be simultaneously achieved the simplification of control operation, it is to avoid on circuit, compression box needs often to plug, and improves the safety of circuit
Property.
2nd, when the full needs of rubbish pressure are attached to transfer car(buggy) compression box and transport, a left side for 3-position 4-way m type solenoid directional control valve 6
Electromagnet is held to obtain electric, the 3-position 4-way y type solenoid directional control valve 7.3 left end electromagnet of cover plate oil cylinder obtains electric, pressure oil entrance simultaneously
The rodless cavity of cover plate oil cylinder 12 promotes cover plate to close discharge port, to prevent the free-and-easy formation of compression box rubbish in transport process secondary
Pollute and waste odor one tunnel is flown away, after cover plate is closed, the left end electromagnet of 3-position 4-way m type solenoid directional control valve 6 and lifting are oily
The 3-position 4-way y type solenoid directional control valve 7.1 left end electromagnet of cylinder obtain electric, pressure oil enter elevating ram 10 cylinder barrel promote this oil
Cylinder stretches out, thus promoting the lifting frame of sunk station equipment to drive compression box and the tote platform of sunk station equipment to rise；When
Tote platform is risen to after being put down with ground, the right-hand member electromagnet of 3-position 4-way m type solenoid directional control valve 6 and three four of plugging pin oil cylinder
The left end electromagnet of logical y type solenoid directional control valve 7.4 obtain electric, pressure oil enter plugging pin oil cylinder 14 rodless cavity promote latch stick in from
And hold tote platform, the now 3-position 4-way y type of the left end electromagnet of 3-position 4-way m type solenoid directional control valve 6 and hook oil cylinder
Solenoid directional control valve 7.2 left end electromagnet obtain electric, pressure oil enter hook oil cylinder 11 rodless cavity promote hook tangle compression box, this
When the left end electromagnet of 3-position 4-way m type solenoid directional control valve 6 and 3-position 4-way y type solenoid directional control valve 7.1 left end of elevating ram
Electromagnet obtains electric, and the cylinder barrel that pressure oil enters elevating ram 10 continues to press on this oil cylinder and stretches out, thus promoting sunk station equipment
Lifting frame drive compression box be lifted off tote platform；After elevating ram stretches out to the end, transfer car(buggy) reversing enters tote and puts down
Platform, the right-hand member electromagnetism of the 3-position 4-way y type solenoid directional control valve 7.1 of the electromagnet of 2/2-way solenoid directional control valve 9 and elevating ram
Iron obtains electric, and the oil pocket of elevating ram 10 is with fuel tank UNICOM, under the Action of Gravity Field of compression box and lifting frame, the post of elevating ram 10
Stopper rod withdraws, and compression box drops on transfer car(buggy)；The now left end electromagnet of 3-position 4-way m type solenoid directional control valve 6 and hook oil cylinder
3-position 4-way y type solenoid directional control valve 7.2 right-hand member electromagnet obtain electric, pressure oil enter hook oil cylinder 11 rod chamber promote hook
Open；The now 3-position 4-way y type solenoid directional control valve of the left end electromagnet of 3-position 4-way m type solenoid directional control valve 6 and elevating ram
7.1 left end electromagnet obtain electric, pressure oil enter elevating ram 10 cylinder barrel promote this oil cylinder to stretch out, thus promoting sunk station to set
Standby lifting frame rises, and at this moment transfer car(buggy) carries compression box and sails out of tote platform.
Because on elevating ram 10 equipped with 2/2-way solenoid directional control valve 9, thus ensureing the 3-position 4-way y type in elevating ram
Oil circuit between solenoid directional control valve 7.1 and 2/2-way solenoid directional control valve 9 occurs can stopping at any time being examined when booster or permeability
Repair, greatly improve the safe and reliable of sunk garbage compression station.
It can be seen that, whether the action of each operation link is correctly most important to the safety of sunk garbage compression station, especially
It is the correct operation of plugging pin oil cylinder 14, only three of electromagnetic relief valve 3,3-position 4-way m type solenoid directional control valve 6 and plugging pin oil cylinder
The electromagnet of four-way y type solenoid directional control valve 7.4 obtains electric combination correctly, and plugging pin oil cylinder 14 could be driven to open or close latch, from
And guarantee the safe and reliable of sunk garbage compression station.
To sum up, a kind of hydraulic system of sunk of the utility model garbage compression station can effectively guarantee sunk rubbish pressure
Safe and reliable, the automatically controlling of realization compression circulation at contracting station, thus ensureing that rubbish will not drop to compression push plate rear and go, passes through
Electronic automatically controlling substantially increases operating efficiency, has saved cost of human resources.
Claims (2)
1. a kind of hydraulic system of sunk garbage compression station, is characterized in that: it include hydraulic gear oil pump, motor, electromagnetism overflow
Stream valve, check valve, pressure switch, 3-position 4-way m type solenoid directional control valve, the 3-position 4-way y type solenoid directional control valve of elevating ram, extension
The 3-position 4-way y type solenoid directional control valve of hook oil cylinder, the 3-position 4-way y type solenoid directional control valve of cover plate oil cylinder, three of plugging pin oil cylinder
Four-way y type solenoid directional control valve, stacking type hydraulic control check valve, 2/2-way solenoid directional control valve, elevating ram, hook oil cylinder, cover plate
Oil cylinder, snap joint, plugging pin oil cylinder, 2/2-way pilot operated directional control valve, unloading fuel tank, by left compression cylinder and right compression cylinder group
Compression cylinder, 3-position 4-way o type solenoid directional control valve, two four-way electromagnetic reversing valves, hydraulic oil container and the fluid pressure line becoming；Described
Motor drive hydraulic gear oil pump operates, and the oil-in of hydraulic gear oil pump is connected with hydraulic oil container fluid pressure line, oil-out
It is simultaneously connected to electromagnetic relief valve and check valve；The oil return opening of electromagnetic relief valve is connected to return line and takes back fuel tank；Check valve
Oil-out 3-position 4-way m type solenoid directional control valve, this 3-position 4-way m type solenoid directional control valve are linked after pressure switch by pipeline
A mouth be respectively coupled to the 3-position 4-way y type solenoid directional control valve of the 3-position 4-way y type solenoid directional control valve of elevating ram, hook oil cylinder
With the p mouth of the 3-position 4-way y type solenoid directional control valve of cover plate oil cylinder, its b mouth links the 3-position 4-way y type electromagnetic switch of plugging pin oil cylinder
The p mouth of valve, its t mouth links the 3-position 4-way o type solenoid directional control valve of push pedal action branch road and the p of two four-way electromagnetic reversing valves
Mouthful；The a mouth of the 3-position 4-way y type solenoid directional control valve of described elevating ram links two two on the oil-in being contained in elevating ram
Electric change valve, to guarantee that closing cylinder ports in the case of oil pipe booster or permeability in time carries out pipeline maintenance；Hook oil
The 3-position 4-way y type solenoid directional control valve of cylinder is superimposed with stacking type hydraulic control check valve, and a hydraulic fluid port of stacking type hydraulic control check valve links extension
On the rodless cavity of hook oil cylinder, on the rod chamber of b hydraulic fluid port coupling hook oil cylinder；The 3-position 4-way y type solenoid directional control valve of cover plate oil cylinder
Also it is superimposed with stacking type hydraulic control check valve, a, b hydraulic fluid port of this stacking type hydraulic control check valve is respectively coupled to cover plate by snap joint
On the rodless cavity and rod chamber of oil cylinder；It is unidirectional that the 3-position 4-way y type solenoid directional control valve of plugging pin oil cylinder is also superimposed with stacking type hydraulic control
Valve, a, b hydraulic fluid port of this stacking type hydraulic control check valve is respectively coupled on the rodless cavity and rod chamber of plugging pin oil cylinder；Push pedal action branch road
On a, b hydraulic fluid port of 3-position 4-way o type solenoid directional control valve respectively the rodless cavity of compression cylinder is linked by snap joint and has bar
On chamber；The piston rod head of left compression cylinder bores two oil circuits and is respectively coupled on the rodless cavity and rod chamber of this oil cylinder, left compressed oil
The hydraulic fluid port that cylinder piston rod head connects compression cylinder rodless cavity is linked on 2/2-way pilot operated directional control valve by pipeline, then passes through this valve
Link the rodless cavity of unloading fuel tank, and the hydraulic fluid port that left compression cylinder piston rod head connects compression cylinder rod chamber is linked by pipeline
The rod chamber of unloading fuel tank；The a hydraulic fluid port of two four-way electromagnetic reversing valves on push pedal action branch road links two by snap joint
In the control port of the logical pilot operated directional control valve in position two；The t hydraulic fluid port of the solenoid directional control valve of each action all links return line by pipeline
On take back fuel tank；Described cover plate oil cylinder, 2/2-way pilot operated directional control valve and compression cylinder are arranged in compression box, they and discharging
Oil cylinder is connected with hydraulic system by snap joint and is compressed rubbish operation；The cylinder barrel of described unloading fuel tank and compression cylinder
Piston rod is fixed on same push pedal frame, and the cylinder barrel of compression cylinder is fixed in compression box, and the piston rod of unloading fuel tank is fixed
In push pedal.
2. the hydraulic system of sunk garbage compression station as claimed in claim 1, is characterized in that: described elevating ram is two.
3. the hydraulic system of sunk garbage compression station as claimed in claim 1, is characterized in that: described hook oil cylinder is four.
4. the hydraulic system of sunk garbage compression station as claimed in claim 1, is characterized in that: described plugging pin oil cylinder is four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753875.3U CN205908545U (en) | 2016-07-18 | 2016-07-18 | Immerse formula rubbish compression station's hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753875.3U CN205908545U (en) | 2016-07-18 | 2016-07-18 | Immerse formula rubbish compression station's hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205908545U true CN205908545U (en) | 2017-01-25 |
Family
ID=57804668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620753875.3U Withdrawn - After Issue CN205908545U (en) | 2016-07-18 | 2016-07-18 | Immerse formula rubbish compression station's hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205908545U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089827A (en) * | 2016-07-18 | 2016-11-09 | 福建龙马环卫装备股份有限公司 | A kind of hydraulic system of sunk garbage compression station |
| CN107882791A (en) * | 2017-11-06 | 2018-04-06 | 钟爱生 | Multiple cylinders press hydraulic control system and its control method |
-
2016
- 2016-07-18 CN CN201620753875.3U patent/CN205908545U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106089827A (en) * | 2016-07-18 | 2016-11-09 | 福建龙马环卫装备股份有限公司 | A kind of hydraulic system of sunk garbage compression station |
| CN107882791A (en) * | 2017-11-06 | 2018-04-06 | 钟爱生 | Multiple cylinders press hydraulic control system and its control method |
| CN107882791B (en) * | 2017-11-06 | 2019-05-28 | 钟爱生 | Multiple cylinders press hydraulic control system and its control method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170125 Effective date of abandoning: 20171117 |