CN106956881A - Compressor station apparatus for controlling of lifting, method and compressor station - Google Patents
Compressor station apparatus for controlling of lifting, method and compressor station Download PDFInfo
- Publication number
- CN106956881A CN106956881A CN201710345447.6A CN201710345447A CN106956881A CN 106956881 A CN106956881 A CN 106956881A CN 201710345447 A CN201710345447 A CN 201710345447A CN 106956881 A CN106956881 A CN 106956881A
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- Prior art keywords
- height
- compressor station
- stay wire
- lifting
- levelling gear
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F9/00—Transferring of refuse between vehicles or containers with intermediate storage or pressing
-
- 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
- F15B11/22—Synchronisation of the movement of two or more servomotors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Abstract
The invention discloses a kind of compressor station apparatus for controlling of lifting, method and compressor station, it is related to environmental sanitation technical field, compressor station apparatus for controlling of lifting includes：Controller, auxiliary levelling gear, stay wire sensor and fluid pressure valve device；The two ends of auxiliary levelling gear are connected with compression set and compressor station pedestal respectively, stay wire sensor measurement auxiliary levelling gear rise or the height declined；Fluid pressure valve device controls the oil-feed and oil return of elevating ram；The altitude signal that controller is sent based on stay wire sensor sends control signal to fluid pressure valve device, to carry out leveling to compression set.Device, method and the compressor station of the present invention, inclined cylinder phenomenon can be avoided, realize the leveling to compression set, so that compression set lifting is steady, reliable, without human intervention, and do not influenceed by load change, improve the service life of hydraulic jack, add a variety of error correction measures so that leveling precision is significantly improved.
Description
Technical field
The present invention relates to environmental sanitation technical field, more particularly to a kind of compressor station apparatus for controlling of lifting, method and pressure
Contracting station.
Background technology
Compressor station, also referred to as garbage compression station, subtract for refuse collector to be collected the loose rubbish come and is compressed
Appearance processing, and the rubbish through overcompression is fitted into the dustbin of rubbish van transported.The structure type letter of horizontal compressor station
It is single, occupy little space, using widely in garbage transfer system.The compression set bottom of compressor station is installed by a set of hydraulic pressure liter
Drop system, typically rises or falls compression set by 4 elevating rams, processing is compressed to rubbish.Compressor station is lifted
The core of control is the synchronism for ensureing 4 elevating ram operations, and this is also to influence the key factor of the stability of a system.At present,
It is relatively difficult for the synchronous operation control in four identical cylinder efficients, the synchronism controls of four cylinders exist leveling low precision,
The problems such as load change influence substantially, even needs artificially to carry out compensative level manually.
The content of the invention
In view of this, the invention solves the problems that a technical problem be to provide a kind of compressor station apparatus for controlling of lifting, method
And compressor station.
According to an aspect of the present invention there is provided a kind of compressor station apparatus for controlling of lifting, the compressor station includes：Compression dress
Put and elevating ram, the compressor station apparatus for controlling of lifting includes：Controller, auxiliary levelling gear, stay wire sensor and hydraulic pressure
Valve gear；The two ends of the auxiliary levelling gear are connected with the compression set and compressor station pedestal respectively, the bracing wire sensing
Device is arranged on the auxiliary levelling gear, for measuring the auxiliary levelling gear rise or the height declined；The hydraulic pressure
Valve gear by control the elevating ram oil-feed and oil return adjustment described in the speed that rises or falls of elevating ram；The control
Device processed is electrically connected with the stay wire sensor and the fluid pressure valve device respectively, the height letter sent based on the stay wire sensor
Number to the fluid pressure valve device send control signal, to the compression set carry out leveling.
Alternatively, the quantity of the elevating ram is multiple；Multiple elevating rams and multiple auxiliary leveling machines
Structure, which is corresponded, to be set；The stay wire sensor is arranged on the top of the auxiliary levelling gear, the auxiliary levelling gear
Bottom is fixedly connected with the bracing wire of the stay wire sensor.
Alternatively, the auxiliary levelling gear is multi-joint telescoping structure；The auxiliary levelling gear includes：Pilum and set
Loaded on the multi-stage expansion post in the pilum；The pilum is connected with the compressor station pedestal；Institute is in the open state
The telescopic mast at the top of auxiliary levelling gear is stated to be connected with the compression set.
Alternatively, two-stage telescopic mast is set with the pilum；First order telescopic mast is sleeved in the pilum, and second
Level telescopic mast is sleeved in the first order telescopic mast；The second level telescopic mast is connected with the compression set；Described
The first sliding block is provided between one-level telescopic mast and the pilum, first sliding block is fixedly connected with the pilum；Described
The second sliding block is provided between second level telescopic mast and the third level telescopic mast, second sliding block stretches with the second level
Post is fixedly connected.
Alternatively, the fluid pressure valve device includes：Multiple ram control valve groups；Multiple ram control valve groups with it is multiple
The elevating ram, which is corresponded, to be set；The ram control valve group includes：Proportion magnetic valve and balanced valve；The ratio electromagnetism
The first working hole and the second working hole of valve are connected with the big chamber and small chamber of the elevating ram respectively, and the balanced valve is arranged on
In the oil circuit of the big chamber and first working hole；The proportion magnetic valve is electrically connected with the controller, based on the control
The current signal that device processed is sent adjusts the oil inlet quantity and recirculating oil quantity of the elevating ram.
Alternatively, the controller obtains the altitude signal that multiple stay wire sensors are sent, and multiple institutes are obtained in real time
State the measurement of auxiliary levelling gear highly；The controller determines multiple measurement height and reason respectively based on default displacement curve
By the height difference for estimating height；The controller generates multiple current signals respectively based on multiple height differences, and will
The multiple current signal is sent respectively to and the one-to-one multiple proportion magnetic valves of multiple elevating rams, control
Multiple elevating rams synchronously rise or fall.
Alternatively, the controller matches corresponding pid parameter according to the height difference and carries out PID arithmetic, obtains institute
State current signal.
Alternatively, when the controller determines that the measurement height of an auxiliary levelling gear is one or more with remaining
It is described auxiliary levelling gear measurement height difference be more than default difference threshold when, then by the controller with it is multiple described
The electrical connection cut-out of proportion magnetic valve, controls multiple elevating rams to stop rising or falling.
Alternatively, the controller determines that the compression set drops to bottom, by the current of the auxiliary levelling gear
Height carries out school zero to the measurement height as benchmark zero point and handled；The controller determines that multiple elevating rams are complete
Stretch out, the actual measurement height based on multiple elevating rams obtains multiple bracing wires respectively with multiple measurement height
The inclination angle correction coefficient of sensor, wherein, the inclination angle correction coefficient is used to carry out school to the measured value of the stay wire sensor
It is accurate.
Alternatively, also include：Display device；The display device is electrically connected with the controller, for showing the control
The information that device processed is sent；Described information includes：The measurement height；The display device includes：Touch-screen.
According to another aspect of the present invention there is provided a kind of compressor station, including：Compressor station elevating control dress as described above
Put.
According to another aspect of the invention there is provided a kind of compressor station lift control method, including：Receive stay wire sensor hair
The altitude signal sent；Wherein, the two ends of auxiliary levelling gear are connected with the compression set and compressor station pedestal respectively, described to draw
Line sensor is arranged on the auxiliary levelling gear, for measuring the auxiliary levelling gear rise or the height declined；Base
Control signal is sent to the fluid pressure valve device in the altitude signal, to carry out leveling to the compression set；Wherein, institute
Elevating ram described in stating oil-feed and oil return adjustment of the fluid pressure valve device based on the control signal control elevating ram rises
Or the speed declined.
Alternatively, the quantity of the elevating ram is multiple；Multiple elevating rams and multiple auxiliary leveling machines
Structure, which is corresponded, to be set；The stay wire sensor is arranged on the top of the auxiliary levelling gear, the auxiliary levelling gear
Bottom is fixedly connected with the bracing wire of the stay wire sensor；The altitude signal for receiving stay wire sensor transmission includes：Obtain
The altitude signal that multiple stay wire sensors are sent, obtains the measurement of multiple auxiliary levelling gears highly in real time.
Alternatively, the fluid pressure valve device includes：Multiple ram control valve groups；Multiple ram control valve groups with it is multiple
The elevating ram, which is corresponded, to be set；The ram control valve group includes：Proportion magnetic valve and balanced valve；The ratio electromagnetism
The first working hole and the second working hole of valve are connected with the big chamber and small chamber of the elevating ram respectively, and the balanced valve is arranged on
In the oil circuit of the big chamber and first working hole；Described sent based on the altitude signal to the fluid pressure valve device is controlled
Signal includes：Current signal is sent to the proportion magnetic valve, so that what the proportion magnetic valve was sent based on the controller
Current signal adjusts the oil inlet quantity and recirculating oil quantity of the elevating ram.
Alternatively, it is described to be included based on the altitude signal to fluid pressure valve device transmission control signal：Based on default
Displacement curve determine respectively it is multiple measurement height and Theoretical Prediction height height differences；Based on multiple height differences point
Multiple current signals are not generated, and the multiple current signal are sent respectively to one-to-one with multiple elevating rams
Multiple proportion magnetic valves, control multiple elevating rams synchronously to rise or fall.
Alternatively, it is described to generate multiple current signals respectively based on multiple height differences and include：According to the height
Difference matches corresponding pid parameter and carries out PID arithmetic, obtains the current signal.
Alternatively, when it is determined that the measurement height of an auxiliary levelling gear is adjusted with remaining one or more described auxiliary
When the difference of the measurement height of flattening mechanism is more than default difference threshold, then makes multiple proportion magnetic valve dead electricity, control many
The individual elevating ram stops rising or falling.
Optionally it is determined that the compression set drops to bottom, the present level of the auxiliary levelling gear is regard as base
Quasi- zero point carries out school zero to the measurement height and handled；Determine that multiple elevating rams are fully extended, based on multiple acts
The inclination angle that the actual measurement height of oil-lifting jar obtains multiple stay wire sensors respectively with multiple measurement height, which is corrected, is
Number, wherein, the inclination angle correction coefficient is used to calibrate the measured value of the stay wire sensor.
Alternatively, information is sent to display device, so that the display device shows described information；Wherein, described information
Including：The measurement height；The display device includes：Touch-screen.
Compressor station apparatus for controlling of lifting, method and the compressor station of the present invention, is filled by stay wire sensor detection with compression
The height of the auxiliary levelling gear of lifting is put, and based on height generation control signal, fluid pressure valve device is adjusted based on control signal
The speed that elevating ram rises or falls, it is to avoid inclined cylinder phenomenon, can realize the leveling to compression set so that compression set liter
Drop is steady, reliable, without human intervention, and is not influenceed by load change, improves the service life of hydraulic jack, adds a variety of
Error correction measure so that leveling precision is significantly improved.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only
Some embodiments of the present invention, for those of ordinary skill in the art, without having to pay creative labor, also
Other accompanying drawings can be obtained according to these accompanying drawings.
Figure 1A and Figure 1B is the cloth in compressor station according to one embodiment of the compressor station apparatus for controlling of lifting of the present invention
Schematic diagram is put, wherein, Figure 1A is front view, and Figure 1B is side view；
Fig. 2A and Fig. 2 B are the auxiliary levelling gear of one embodiment of the compressor station apparatus for controlling of lifting according to the present invention
Schematic diagram, wherein, Fig. 2A is contraction state, and Fig. 2 B are extended state；
Fig. 3 A and Fig. 3 B are the auxiliary levelling gear of one embodiment of the compressor station apparatus for controlling of lifting according to the present invention
Profile；
Fig. 4 is the schematic diagram of the fluid pressure valve device of one embodiment of the compressor station apparatus for controlling of lifting according to the present invention；
Fig. 5 is that the controller of one embodiment of the compressor station apparatus for controlling of lifting according to the present invention is connected with other parts
Schematic diagram；
Fig. 6 is the electrical schematic diagram schematic diagram of one embodiment of the compressor station apparatus for controlling of lifting according to the present invention；
Fig. 7 is the harmonic curve schematic diagram of displacement and time correlation；
Fig. 8 is the control principle schematic diagram of one embodiment of the compressor station apparatus for controlling of lifting according to the present invention；
Fig. 9 is the schematic flow sheet of one embodiment of the compressor station lift control method according to the present invention.
Embodiment
The present invention is described more fully with reference to the accompanying drawings, wherein illustrating the exemplary embodiment of the present invention.Under
The accompanying drawing that face will be combined in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, and shows
So, described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the reality in the present invention
Example is applied, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made all belongs to
In the scope of protection of the invention.Many descriptions are carried out to technical scheme with reference to each figure and embodiment.
" first ", " second " hereinafter etc. is only used for distinguishing in description, not other special implications.
Shown in Figure 1A to Fig. 6, the present invention provides a kind of compressor station apparatus for controlling of lifting, and compressor station includes：Compression set 10
With elevating ram 9.Compressor station apparatus for controlling of lifting includes：Controller 1, auxiliary levelling gear 4, stay wire sensor and hydraulic valve dress
Put 3.The two ends of auxiliary levelling gear 4 are connected with compression set 10 and compressor station pedestal respectively, and stay wire sensor is arranged on auxiliary
On levelling gear 4, for measuring the height that auxiliary levelling gear 4 is raised or declined.
The quantity of elevating ram 9 can be multiple, for example, 4.Compression set 10 is by 4 elevating rams installed in surrounding
9, which provide power, carries out lifting action, and 4 elevating rams 9 and 4 auxiliary levelling gears 4 are corresponded and set.Stay wire sensor has
Multiple mounting modes, for example, 4 stay wire sensors 5,6,7,8 are separately mounted to the top of 4 auxiliary levelling gears 4,4 auxiliary
Bracing wire of the bottom of levelling gear 4 respectively with stay wire sensor 5,6,7,8 is helped to be fixedly connected.Stay wire sensor 5,6,7,8 also may be used
To be individually fixed in the bottom of 4 auxiliary levelling gears 4, measured value is input to by stay wire sensor 5,6,7,8 by A/D conversions
Controller 1.
The speed that fluid pressure valve device 3 is risen or fallen by the oil-feed and oil return adjustment elevating ram 9 that control elevating ram 9
Degree.Controller 1 is electrically connected with stay wire sensor 5,6,7,8 and fluid pressure valve device 3 respectively, is sent out based on stay wire sensor 5,6,7,8
The altitude signal sent sends control signal to fluid pressure valve device 3, to carry out leveling to compression set 10.
The movement locus of elevating ram 9 can be obtained by being detected to the displacement for aiding in levelling gear 4, based on auxiliary
Help the deformation trace of levelling gear 4 to carry out leveling to compression set 10, inclined cylinder phenomenon can be avoided, can by structure, hydraulic pressure,
The control mode electrically cooperated is realized steady, reliable when compression set 10 is lifted.
In one embodiment, auxiliary levelling gear can be various structures.As shown in Fig. 2A -3B, levelling gear 4 is aided in
For multi-joint telescoping structure.Auxiliary levelling gear 4 includes：Pilum 41 and the multi-stage expansion post being set in pilum.Pilum 41 with
Compressor station pedestal is connected, and the telescopic mast in the open state in the top of auxiliary levelling gear 4 is connected with compression set 10.It is auxiliary
It is multi-stage expansion structure to help levelling gear 4, and flexible, 4 pairs of liftings of auxiliary levelling gear can be synchronized with the track of elevating ram 9
Oil cylinder 9 laterally and longitudinally can play guide effect, limit its travel track and carry out mechanical synchronization, can accurately obtain lifting
The running orbit of oil cylinder 9, it is possible to prevente effectively from cylinder phenomenon partially.
Two-stage telescopic mast is set with pilum.First order telescopic mast 42 is sleeved in pilum 41, second level telescopic mast 43
It is sleeved in first order telescopic mast 42.Second level telescopic mast 43 is connected with compression set.In first order telescopic mast 42 and pilum 41
Between be provided with the first sliding block 44, the first sliding block 44 is U-shaped sliding block, and the first sliding block 44 is fixedly connected with pilum 41.In the second level
The second sliding block 45 is provided between telescopic mast 42 and third level telescopic mast 43, the second sliding block 45 is fixed with second level telescopic mast 42 to be connected
Connect.For example, second sliding block 45 can be installed by take-up housing 46 by setting take-up housing 46 in second level telescopic mast 42.
In one embodiment, fluid pressure valve device 3 can have a variety of implementations.For example, as shown in figure 4, hydraulic valve is filled
Putting 3 includes：4 ram control valve groups.4 ram control valve groups are corresponded with 4 elevating rams 9 and set.Ram control valve
Group includes：Proportion magnetic valve 31, balanced valve 33 and recuperation valve 32.Proportion magnetic valve 31,37,38,39 can be using response speed
The fast high-frequency proportional solenoid valve of degree.Controller 1 can have a variety of implementations, for example, PLC, single-chip microcomputer, single board computer etc..Example
Such as, as shown in fig. 6, controller 1 is embodied as PLC.
The first working hole and the second working hole of proportion magnetic valve 31 are connected with the big chamber and small chamber of elevating ram 9 respectively,
Balanced valve 33 is arranged in the oil circuit of big chamber and the first working hole.As shown in figure 5,4 proportion magnetic valves 31,37,38,39 are distinguished
Electrically connected with controller 1, the circulation area between the current signal adjusting spool and valve seat that are sent based on controller 1, so as to adjust
The oil inlet quantity and recirculating oil quantity of elevating ram are saved, the purpose that 4 elevating rams 9 of control are run is reached.Balanced valve 33 can avoid lifting
The free-falling of oil-lifting jar 9, improves security.Unloading valve 34 is connected with controller 1, and controller 1 is by controlling unloading valve 34
Opening and closing, plays a part of protection.
In one embodiment, controller 1 is by obtaining the altitude signal that 4 stay wire sensors 5,6,7,8 are sent, in real time
Obtain the measurement of 4 auxiliary levelling gears 4 highly.Controller 1 based on default displacement curve determine respectively 4 measurement height with
The height difference of the Theoretical Prediction height of 4 auxiliary levelling gears 4.Controller 1 generates 4 electricity respectively based on 4 height differences
Flow signal, and by 4 current signals be sent respectively to one-to-one 4 proportion magnetic valves 31 of 4 elevating rams, 37,38,
39,4 elevating rams of control 9 are synchronous to be risen or fallen.
The displacement curve that the displacement target value of auxiliary levelling gear 4 is changed over time can be pre-set, as shown in fig. 7,
Transverse axis is the time, and the longitudinal axis is displacement.The height difference of the measured value of stay wire sensor and desired value is turned based on displacement curve
Analog current signal is changed to, each valve block aperture of control proportion magnetic valve 31,37,38,39, is realized to compression set 10 in real time
Real-time automatically leveled function.
In one embodiment, controller 1 can match corresponding pid parameter according to height difference and carry out PID arithmetic, obtain
Obtain current signal.Closed-loop control is based on feedback, and the actual value of controlled variable is compared with desired value, corrected with this deviation
The response of system, performs regulation control.PID control is ratio, integration, differential control, also known as PID regulations.The basis of PID control
It is ratio control；Integration control can eliminate steady-state error, but may increase overshoot；Differential control can accelerate Great inertia system response
Speed and decrease overshoot trend.
As shown in figure 8, Setting signal is slope of the displacement with time change；Deviation signal is Setting signal and feedback signal
Between difference, i.e. height difference；Feedback signal is the height for the auxiliary levelling gear that stay wire sensor is detected；Controlling unit is fortune
Movement controller and programmed algorithm；Control signal exports the current signal to proportion magnetic valve for controller；Execution link is ratio
Magnetic valve；Controlled device is elevating ram；Controlled volume is the synchronism of 4 elevating rams；Measurement links are surveyed for stay wire sensor
Measure and current signal is reached into controller and be converted to current level value.
For example, controller 1 sets the displacement target value of auxiliary levelling gear (elevating ram) bent with the slope of time change
Line, the height measurements for the auxiliary levelling gear 4 that stay wire sensor is detected subtract displacement of the same time on slope curve
Desired value, obtains height difference, and carrying out PID arithmetic to height difference is converted to analog current signal, in real time regulation ratio electromagnetism
The aperture of each valve block in valve group 31,37,38,39, with fast response time, the advantages of shaking short cycle, leveling high precision.
In one embodiment, controller 1 determines that compression set 10 drops to bottom, will aid in the current of levelling gear 4
Height is as benchmark zero point, and the measurement of the auxiliary levelling gear 4 detected to stay wire sensor highly carries out school zero and handled.In order to protect
The synchronous high accuracy of four cylinders is demonstrate,proved, a variety of error correction measures can be used, for example, when elevating ram 9 drops to bottom every time, it is right
The school zero of stay wire sensor 5,6,7,8, to avoid the accumulated error that long-term motion is produced.
Controller 1 determines that 4 elevating rams 9 are fully extended, the actual measurement height based on 4 elevating rams and 4 surveys
Amount height obtains the inclination angle correction coefficient of stay wire sensor 5,6,7,8, and inclination angle correction coefficient is used for stay wire sensor 5,6,7,8
Measured value calibrated.Increase inclination angle correction coefficient, it is possible to prevente effectively from because of elevating ram 9 or stay wire sensor 5,6,7,8
The measurement error that causes of installation question.Correction coefficient can be set by installation personnel according to actual installation situation by display device 2
Put, program is corrected automatically, improve leveling precision.
When controller 1 determines the measurement height and remaining one or more auxiliary levelling gear of an auxiliary levelling gear 4
The difference of measurement height when being more than default difference threshold, then by controller 1 and 4 proportion magnetic valves 31,37,38,39
Electrical connection cut-out, 4 elevating rams 9 of control stop rising or falling.By cutting-off controlling circuit immediately, it can avoid causing tight
Lose, have the advantages that safe and reliable again.
Display device 2 is electrically connected with controller 1, the information sent for display controller 1.Information includes measurement height
Deng.Display device is including touch-screen etc..The altitude signal that collection stay wire sensor 5,6,7,8 is sent in real time of controller 1, and by height
Signal output is spent to touch-screen, is converted to intuitively measurement height and service data, has the advantages that intelligence degree is high.
In one embodiment, stay wire sensor 5 is arranged on the top of auxiliary levelling gear 4, the bracing wire of stay wire sensor 5
On the fixed seat at bottom for being fixed on auxiliary levelling gear 4.The height of the detection auxiliary levelling gear 4 of stay wire sensor 5, by 4-20mA
Direct current signal be input to controller 1, through A/D be converted to auxiliary the actual extension elongation of levelling gear 4, for example, 0-3500mm.
Aid in the actual extension elongation of levelling gear 4 and the actual extension elongation of elevating ram 9 essentially identical, what stay wire sensor 5 was sent
Altitude signal is by control value.
The displacement curve that the sets target height value of controller 1 is changed over time, as shown in fig. 7, the slope of displacement curve is determined
Determine the lifting speed of elevating ram 9.The displacement target setting value and the detected value of auxiliary levelling gear 4 of levelling gear 4 will be aided in
Subtraction is done, deviation is input to controller 1, recognizable analog electrical signal is converted into by D/A, adjust proportion magnetic valve 31
Valve element and valve seat between circulation area, with reach regulation elevating ram 9 lift purpose.
Proportion magnetic valve 31 is high-frequency proportional solenoid valve, has the advantages that fast response time, can receive 30-650mA signals
Aperture regulation is carried out, wherein 30mA represents 0% aperture, and 650mA represents 100% aperture, and aperture increases and increased with deviation.Pass through
Electrically, the mode such as hydraulic pressure realizes the leveling closed-loop control of elevating ram 9, with stable, reliable advantage.
Display device 2 can be communicated with controller 1 by RS485, by the stretching of 4 stay wire sensors 5,6,7,8
Length is shown on the touch-screen of display device 2 in real time, is easy to observe net synchronization capability.School zero is set to press on the touchscreen simultaneously
Key, when the surrounding of compression set 10 is contacted with ground, presses this button of school zero, controller 1 records current each bracing wire sensing
The corresponding numerical value of device, does subtraction by actual value and record value and carries out actual school zero.
The high accuracy synchronous in order to ensure four cylinders, using a variety of error correction measures.For example, compression set 10 declines every time
During to bottom, controller 1 according to record value to each stay wire sensor school zero, to avoid the accumulated error that long-term motion is produced.
First in use, the inclination angle correction coefficient that stay wire sensor can be carried out in touch-screen is set.When elevating ram 9
After fully extended, the actual height of installation personnel measurement elevating ram 9 is simultaneously input to touch-screen as oil cylinder actual height value.Control
Device 1 processed is by oil cylinder actual height value with stay wire sensor now for aiding in the detection height value of levelling gear 4 to do division fortune
Calculate, obtain inclination angle correction coefficient.In subsequent use, by inclination angle correction coefficient automatically with stay wire sensor for auxiliary leveling
The detection height value of mechanism 4 is multiplied, and can be prevented effectively from the measurement error caused by oil cylinder or stay wire sensor installation question.Work as control
Device 1 processed detects the difference of the measured value of stay wire sensor 5,6,7,8 each other and exceeds default difference threshold (for example
When 100mm), then cutting-off controlling circuit immediately, it is to avoid mechanical tilt causes heavy losses, has the advantages that self-protection.
In one embodiment, the present invention provides a kind of compressor station, including the as above compressor station lifting in any embodiment
Control device.
Compressor station apparatus for controlling of lifting and compressor station in above-described embodiment, are filled by stay wire sensor detection with compression
The height of the auxiliary levelling gear of lifting is put, and based on height generation control signal, fluid pressure valve device is adjusted based on control signal
The speed that elevating ram rises or falls so that compression set lifting is steady, reliable, without human intervention, high degree of automation,
The service life of hydraulic jack is improved, a variety of error correction measures are added so that leveling precision is significantly improved.
Fig. 9 is the schematic flow sheet of one embodiment of the compressor station lift control method according to the present invention, such as Fig. 9 institutes
Show：
Step 901, the altitude signal that stay wire sensor is sent is received.
The two ends of auxiliary levelling gear are connected with compression set and compressor station pedestal respectively, and stay wire sensor is arranged on auxiliary
On levelling gear, for measuring the rise of auxiliary levelling gear or the height declined.
Step 902, control signal is sent to fluid pressure valve device based on altitude signal, to carry out leveling to compression set.
Fluid pressure valve device controls the speed that the oil-feed of elevating ram and oil return adjustment elevating ram rise or fall based on control signal.
In one embodiment, the quantity of elevating ram is multiple.Multiple elevating rams and multiple auxiliary levelling gears one
One is correspondingly arranged.Stay wire sensor is arranged on the bottom of auxiliary levelling gear, aids in top and the stay wire sensor of levelling gear
Bracing wire be fixedly connected.Receiving the altitude signal of stay wire sensor transmission includes：Obtain the height that multiple stay wire sensors are sent
Signal, obtains the measurement of multiple auxiliary levelling gears highly in real time.
Fluid pressure valve device includes：Multiple ram control valve groups.A pair of multiple ram control valve groups and multiple elevating rams 1
It should set.Ram control valve group includes：Proportion magnetic valve and balanced valve.The first working hole and the second working hole of proportion magnetic valve
It is connected respectively with the big chamber and small chamber of elevating ram, balanced valve is arranged in the oil circuit of big chamber and the first working hole.To ratio electricity
Magnet valve sends current signal so that the oil inlet quantity for the current signal regulation elevating ram that proportion magnetic valve is sent based on controller with
Recirculating oil quantity.
In one embodiment, multiple measurement height and Theoretical Prediction height are determined based on default displacement curve respectively
Height difference.Multiple current signals are generated respectively based on multiple height differences, and multiple current signals are sent respectively to and many
The one-to-one multiple proportion magnetic valves of individual elevating ram, control multiple elevating rams synchronously to rise or fall.Can be according to height
Spend difference and match corresponding pid parameter progress PID arithmetic, obtain current signal.
When it is determined that the measurement of the measurement height and remaining one or more auxiliary levelling gear of an auxiliary levelling gear is high
When the difference of degree is more than default difference threshold, then make multiple proportion magnetic valve dead electricity, control multiple elevating rams to stop rising
Or decline.Determine that compression set drops to bottom, using aid in levelling gear present level as benchmark zero point to measurement height
School zero is carried out to handle.Determine that multiple elevating rams are fully extended, the actual measurement height based on multiple elevating rams is surveyed with multiple
Amount height obtains the inclination angle correction coefficient of stay wire sensor, and inclination angle correction coefficient is used to carry out school to the measured value of stay wire sensor
It is accurate.
Compressor station apparatus for controlling of lifting, method and compressor station in above-described embodiment, by stay wire sensor detection with
The height of the auxiliary levelling gear of compression set lifting, and based on height generation control signal, fluid pressure valve device, which is based on control, to be believed
Number speed that rises or falls of regulation elevating ram, it is to avoid inclined cylinder phenomenon, can be by structure, hydraulic pressure, electrically cooperate
Mode realizes the leveling to compression set so that compression set lifting is steady, reliable, without human intervention, high degree of automation,
And do not influenceed by load change, the service life of hydraulic jack is improved, a variety of error correction measures are added so that leveling precision
Significantly improve.
Any technical scheme disclosed in the invention described above unless otherwise stated, if it discloses number range, then
Disclosed number range is preferred number range, it is any it should be appreciated by those skilled in the art：It is preferred that number range
The only obvious or representative numerical value of technique effect in many enforceable numerical value.Because numerical value is more, it is impossible to
Exhaustion, so just open component values of the invention are to illustrate technical scheme, also, the above-mentioned numerical value enumerated is not
The limitation to the invention protection domain should be constituted.
Meanwhile, if the invention described above is open or relate to the parts or structural member of connection fastened to each other, then, except another
There is statement outer, be fixedly connected and can be understood as：(such as using bolt or mode connects for screw) can be releasably fixedly connected, can also
It is interpreted as：Non-removable to be fixedly connected and (such as rivet, weld), certainly, connection fastened to each other can also be integral type structure
(for example being manufactured using casting technique is integrally formed) replaces (substantially can not be using except integrally formed technique).
In addition, being used for applied in any technical scheme disclosed in the invention described above represents the art of position relationship or shape
Its implication includes approximate with its, similar or close state or shape to language unless otherwise stated.The either component that the present invention is provided
Both can be to be assembled by multiple single parts, or the separate part that integrally formed technique is manufactured.
The method of the present invention and system may be achieved in many ways.For example, can by software, hardware, firmware or
Software, hardware, any combinations of firmware realize the method for the present invention and system.The said sequence of the step of for method is only
Order described in detail above is not limited in order to illustrate, the step of the method for the present invention, is especially said unless otherwise
It is bright.In addition, in certain embodiments, the present invention can be also embodied as recording to program in the recording medium, these programs include
Machine readable instructions for realizing the method according to the invention.Thus, the present invention also covering storage is used to perform according to this hair
The recording medium of the program of bright method.
Description of the invention is provided for the sake of example and description, and is not exhaustively or by the present invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Select and retouch
State embodiment and be more preferably to illustrate the principle and practical application of the present invention, and one of ordinary skill in the art is managed
The solution present invention is so as to design the various embodiments with various modifications suitable for special-purpose.
Claims (19)
1. a kind of compressor station apparatus for controlling of lifting, compressor station includes：Compression set and elevating ram, it is characterised in that the pressure
Contracting station apparatus for controlling of lifting includes：
Controller, auxiliary levelling gear, stay wire sensor and fluid pressure valve device；It is described auxiliary levelling gear two ends respectively with institute
Compression set and the connection of compressor station pedestal are stated, the stay wire sensor is arranged on the auxiliary levelling gear, for measuring
State the rise of auxiliary levelling gear or the height declined；The fluid pressure valve device is by controlling the oil-feed and oil return of the elevating ram
Adjust the speed that the elevating ram rises or falls；The controller is filled with the stay wire sensor and the hydraulic valve respectively
Electrical connection is put, the altitude signal based on stay wire sensor transmission sends control signal to the fluid pressure valve device, to right
The compression set carries out leveling.
2. compressor station apparatus for controlling of lifting as claimed in claim 1, it is characterised in that
The quantity of the elevating ram is multiple；Multiple elevating rams are corresponded with multiple auxiliary levelling gears and set
Put；The stay wire sensor is arranged on the top of the auxiliary levelling gear, and the bottom of the auxiliary levelling gear is drawn with described
The bracing wire of line sensor is fixedly connected.
3. compressor station apparatus for controlling of lifting as claimed in claim 2, it is characterised in that
The auxiliary levelling gear is multi-joint telescoping structure；The auxiliary levelling gear includes：Pilum and it is set in the base
Multi-stage expansion post in post；The pilum is connected with the compressor station pedestal；The auxiliary leveling is in the open state
Telescopic mast at the top of mechanism is connected with the compression set.
4. compressor station apparatus for controlling of lifting as claimed in claim 3, it is characterised in that
Two-stage telescopic mast is set with the pilum；First order telescopic mast is sleeved in the pilum, and the second level is stretched column sleeve
In the first order telescopic mast；The second level telescopic mast is connected with the compression set；In the first order telescopic mast
The first sliding block is provided between the pilum, first sliding block is fixedly connected with the pilum；It is flexible in the second level
The second sliding block is provided between post and the third level telescopic mast, second sliding block is fixed with the second level telescopic mast to be connected
Connect.
5. compressor station apparatus for controlling of lifting as claimed in claim 2, it is characterised in that
The fluid pressure valve device includes：Multiple ram control valve groups；Multiple ram control valve groups and multiple lifting oil
Cylinder, which is corresponded, to be set；The ram control valve group includes：Proportion magnetic valve and balanced valve；First work of the proportion magnetic valve
Make mouth and the second working hole to be connected with the big chamber and small chamber of the elevating ram respectively, the balanced valve be arranged on the big chamber with
In the oil circuit of first working hole；The proportion magnetic valve is electrically connected with the controller, is sent based on the controller
Current signal adjusts the oil inlet quantity and recirculating oil quantity of the elevating ram.
6. compressor station apparatus for controlling of lifting as claimed in claim 5, it is characterised in that
The controller obtains the altitude signal that multiple stay wire sensors are sent, and multiple auxiliary leveling machines are obtained in real time
The measurement of structure is highly；
The controller determines the height difference of multiple measurement height and Theoretical Prediction height based on default displacement curve respectively；
The controller generates multiple current signals respectively based on multiple height differences, and the multiple current signal is divided
Be not sent to the one-to-one multiple proportion magnetic valves of multiple elevating rams, control multiple elevating rams same
Step rises or falls.
7. compressor station apparatus for controlling of lifting as claimed in claim 6, it is characterised in that
The controller matches corresponding pid parameter according to the height difference and carries out PID arithmetic, obtains the current signal.
8. compressor station apparatus for controlling of lifting as claimed in claim 6, it is characterised in that
When the controller determines that the measurement height of an auxiliary levelling gear and remaining one or more described auxiliary are adjusted
When the difference of the measurement height of flattening mechanism is more than default difference threshold, then by the controller and multiple proportion magnetic valves
Electrical connection cut-out, control multiple elevating rams to stop rising or falling.
9. compressor station apparatus for controlling of lifting as claimed in claim 6, it is characterised in that
The controller determines that the compression set drops to bottom, regard the present level of the auxiliary levelling gear as benchmark
Zero point, carries out school zero to the measurement height and handles；
The controller determines that multiple elevating rams are fully extended, and the actual measurement based on multiple elevating rams is highly
The inclination angle correction coefficient of multiple stay wire sensors is obtained with multiple measurement height, wherein, the inclination angle correction coefficient
Calibrated for the measured value to the stay wire sensor.
10. compressor station apparatus for controlling of lifting as claimed in claim 5, it is characterised in that also include：
Display device；The display device is electrically connected with the controller, for showing the information that the controller is sent；It is described
Information includes：The measurement height；The display device includes：Touch-screen.
11. a kind of compressor station, it is characterised in that including：
Compressor station apparatus for controlling of lifting as described in any one of claim 1 to 10.
12. a kind of compressor station lift control method, it is characterised in that including：
Receive the altitude signal that stay wire sensor is sent；Wherein, auxiliary levelling gear two ends respectively with the compression set and
Compressor station pedestal is connected, and the stay wire sensor is arranged on the auxiliary levelling gear, for measuring the auxiliary leveling machine
The height that structure is raised or declined；
Control signal is sent to the fluid pressure valve device based on the altitude signal, to carry out leveling to the compression set；
Wherein, oil is lifted described in oil-feed and oil return adjustment of the fluid pressure valve device based on the control signal control elevating ram
The speed that cylinder rises or falls.
13. method as claimed in claim 12, it is characterised in that the quantity of the elevating ram is multiple；Multiple acts
Oil-lifting jar is corresponded with multiple auxiliary levelling gears and set；The stay wire sensor is arranged on the auxiliary levelling gear
Top, the bottom of the auxiliary levelling gear is fixedly connected with the bracing wire of the stay wire sensor；
The altitude signal for receiving stay wire sensor transmission includes：
The altitude signal that multiple stay wire sensors are sent is obtained, the measurement that multiple auxiliary levelling gears are obtained in real time is high
Degree.
14. method as claimed in claim 13, it is characterised in that the fluid pressure valve device includes：Multiple ram control valve groups；
Multiple ram control valve groups are corresponded with multiple elevating rams and set；The ram control valve group includes：Ratio
Magnetic valve and balanced valve；The big chamber of the first working hole and the second working hole of the proportion magnetic valve respectively with the elevating ram
With the connection of small chamber, the balanced valve is arranged in the oil circuit of the big chamber and first working hole；
It is described to be included based on the altitude signal to fluid pressure valve device transmission control signal：
Current signal is sent to the proportion magnetic valve, so that the electric current letter that the proportion magnetic valve is sent based on the controller
The oil inlet quantity and recirculating oil quantity of number regulation elevating ram.
15. method as claimed in claim 14, it is characterised in that described to be based on the altitude signal to the fluid pressure valve device
Sending control signal includes：
Determine the height difference of multiple measurement height and Theoretical Prediction height respectively based on default displacement curve；
Generate multiple current signals respectively based on multiple height differences, and by the multiple current signal be sent respectively to
The one-to-one multiple proportion magnetic valves of multiple elevating rams, control multiple elevating rams synchronously rise or under
Drop.
16. method as claimed in claim 15, it is characterised in that it is described generated respectively based on multiple height differences it is multiple
Current signal includes：
Corresponding pid parameter is matched according to the height difference and carries out PID arithmetic, the current signal is obtained.
17. method as claimed in claim 15, it is characterised in that also include：
When it is determined that the survey of the measurement height and remaining one or more auxiliary levelling gear of an auxiliary levelling gear
When the difference for measuring height is more than default difference threshold, then make multiple proportion magnetic valve dead electricity, control multiple liftings
Oil cylinder stops rising or falling.
18. method as claimed in claim 15, it is characterised in that also include：
Determine that the compression set drops to bottom, using it is described auxiliary levelling gear present level as benchmark zero point to described
Measurement height carries out school zero and handled；
Determine that multiple elevating rams are fully extended, actual measurement based on multiple elevating rams height with it is multiple described
Measurement height obtains the inclination angle correction coefficients of multiple stay wire sensors respectively, wherein, the inclination angle correction coefficient is used for pair
The measured value of the stay wire sensor is calibrated.
19. method as claimed in claim 15, it is characterised in that also include：
Information is sent to display device, so that the display device shows described information；Wherein, described information includes：It is described to survey
Amount height；The display device includes：Touch-screen.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710345447.6A CN106956881B (en) | 2017-05-17 | 2017-05-17 | Compression station lifting control device and method and compression station |
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| CN201710345447.6A CN106956881B (en) | 2017-05-17 | 2017-05-17 | Compression station lifting control device and method and compression station |
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| CN106956881B CN106956881B (en) | 2023-02-03 |
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| CN107458789A (en) * | 2017-09-13 | 2017-12-12 | 河南中成环保科技有限公司 | Dustbin drive device |
| CN109175668A (en) * | 2018-09-17 | 2019-01-11 | 上海航天设备制造总厂有限公司 | A kind of permanent attack angle control of curve agitating friction weldering |
| CN114253132A (en) * | 2021-12-07 | 2022-03-29 | 吴会霞 | Lifting balance control method of lifting device |
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|---|---|
| CN106956881B (en) | 2023-02-03 |
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