CN106286486A - A kind of Multifunctional navigation Hydraulic service car - Google Patents
A kind of Multifunctional navigation Hydraulic service car Download PDFInfo
- Publication number
- CN106286486A CN106286486A CN201610963293.2A CN201610963293A CN106286486A CN 106286486 A CN106286486 A CN 106286486A CN 201610963293 A CN201610963293 A CN 201610963293A CN 106286486 A CN106286486 A CN 106286486A
- Authority
- CN
- China
- Prior art keywords
- oil
- voltage supply
- pipeline
- valve
- pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
- F15B21/087—Control strategy, e.g. with block diagram
-
- 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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
-
- 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
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a kind of Multifunctional navigation Hydraulic service car, belong to aircraft floor maintenance technology field.The present invention, on the basis of analyzing the construction features of multiple existing equipment and it is carried out perfect in shape and function, devises a kind of supermatic Multifunctional navigation Hydraulic service car, meets the requirements at the higher level that its ability of maintenance is proposed by type aircraft hydraulic system.This maintenance cart collection is multi-functional is all over the body, propose to add oil, detection voltage supply and the solution of cleaning function integration, hydraulic oil liquid actively purifies simultaneously, mobility strong, propose to be arranged on towed car body hydraulic pressure, power, control and auxiliary body, reach compact conformation, mobile flexible, the effect of simple operation.And control reliable, it is achieved maintenance work real time on-line monitoring, it is ensured that control process accurately, efficiently.
Description
Technical field
The invention belongs to aircraft floor maintenance technology field, be specifically related to a kind of Multifunctional navigation Hydraulic service car.
Background technology
Hydraulic air maintenance cart is to ensure Flight Safety and the primary ground installation of hydraulic oil liquid supply, airplane hydraulic pressure
System is handled actuator for it and is provided operating power source, directly affects the safety and reliability of aircraft work.Due to structure
Complicated hydraulic system is in airtight space, flight failure once occurs, positions and keep in repair the most difficult, therefore its work
Reliability largely all rely on ground maintenance.Aircraft floor maintenance work mainly includes three aspects: (1) is handling system
Power source is provided during system performance detection and debugging；(2) it is airplane hydraulic pressure fuel tank repairing；(3) plane hydraulic system cleans.
At present, the ground maintenance of plane hydraulic system is typically to utilize hydrant cart as power source, then is equipped with tank service truck and is
Airplane hydraulic pressure fuel tank filling fluid, although overcome fluid underfed, the problem such as high oil temperature during work, but still suffer from
Lower problem: (1) function singleness, very flexible, can only realize to hydraulic system voltage supply, add fluid or clean in part merit
Can, need multi-section equipment to operate successively during full maintenance, in large scale, complex operation, transition ability；(2) passive filter element is clean
Change, utilize oil filter to remove the pollutant in degreasing fluid, the solid pollutant that can only passively intercept and adsorb in fluid, it is impossible to remove
Water in fluid and gas pollutant, it is impossible to thoroughly purify fluid, the most only maintain contamination level of oil liquid not exceed standard by oil filter is passive,
Filter element needs frequent clean and replacing, not only increases cost, and is easily caused environmental contaminants and is mixed into hydraulic system, and filter element
Contamination capacity is limited, can only increase pollutant holding capability by strengthening filter element volume；(3) automaticity is low, major part ground maintenance dress
Putting the online dustiness detection function of shortage, attendant can not grasp oil contamination situation in real time, full-vehicle control motility, accurate
Property is poor.
Summary of the invention
In order to overcome the deficiencies in the prior art, the present invention provides a kind of Multifunctional navigation Hydraulic service car, by hydraulic pressure
Programme of work design and two aspects of car load Module Division reach the requirement of the expected design described in background technology.Realize design
Require it is critical only that hydraulic loop, and applicant gropes and test to have found the design of hydraulic scheme by substantial amounts of
Thinking: (1) bicycle multifunction: first separately design and add oil, voltage supply and the fluid pressure line of cleaning Three models, then to each loop
Integrate, obtain multi-functional maintenance cart fluid pressure line；(2) actively lube purification: use high speed centrifugation separation method to realize liquid
Force feed liquid actively purifies；(3) car load Module Division: use modular design method conventional in Machine Design, its functional module
The mode of modular design is conducive to maintenance cart global design.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of Multifunctional navigation Hydraulic service car, described maintenance cart includes control system, and control system connects liquid respectively
Pressure system, dynamical system and auxiliary body；Control system is internally provided with pressure control module, flow-control module, temperature control
Molding block, on-line monitoring module and purification control module；Control system passes through sensor acquisition signal, through the control journey of single-chip microcomputer
Sequence sends instruction, utilizes the hydraulic control component such as overflow valve, multiple reversing solenoid valve to control and regulation maintenance parameters (such as flows
The fluid performance parameters such as amount, temperature, pressure, liquid level), can realize switching between multiple maintenance work pattern, it is ensured that whole safeguard work
Make accurately, reliably.Control system includes host computer and the slave computer connected by PROFIBUS, and slave computer is divided by each interface
Do not connect with corresponding electrical equipment；When control work starts, host computer obtains user's input by handling interface, subsequently by this
A little instructions are sent to slave computer controller, and these instructions are construed to corresponding time sequence signal and are transmitted directly to maintenance cart by slave computer
The control objects such as motor driving, error protection, it is achieved the host computer logic control to executive component.In maintenance process, slave computer
Regularly read device status data, be converted into digital signal and feed back to host computer, it is achieved user is the most real-time to maintenance scene
Monitoring.
Wherein, described hydraulic system includes that fluid actively purifies pipeline and Trinity multifunction hydraulic pipeline, fluid
Actively purifying pipeline and can realize that comprehensive removal is solid, water, gas three-phase pollutant, and be lost without filter material, contamination capacity is big, effectively prolongs
Grow maintenance period.Trinity multifunction hydraulic pipeline include by separately design and integrate simplify repeat element oiling mend
Oil pipe line, voltage supply pipeline and detergent line, it is achieved that bicycle multifunction.Hydraulic system is similar to plane hydraulic system effect,
Mainly provide suitable hydraulic power supply when ground maintenance for aircraft, auxiliary by Hydraulic power units, control valve class and hydraulic pressure
Element is helped to form.Dynamical element is made up of main pump, gasoline pump, slippage pump, provides certain flow and pressure for hydraulic system.?
The choke valve of various ways, the check valve of various ways, the reversing solenoid valve etc. of various ways are set on maintenance cart fluid pressure line
Hydraulic control component, controls fluid flow, pressure and flow direction.Auxiliary element includes fuel tank, sealing device, Pressure gauge, storage
Energy device etc., it is ensured that hydraulic system transmits power and motion effectively.Fuel tank is divided into absolute oil case and sump oil case two parts, for preventing air
It is mixed into, all uses seal form；Accumulator is installed at main pump outlet, for storing the pressure that hydraulic system is unnecessary, keeps whole
Individual system stable working, extends pipeline and the service life of adnexa.During work, maintenance cart forms Guan Bi with the hydraulic system of aircraft
Loop；According to plane hydraulic system needs, hydraulic system is in corresponding duty, it is provided that the maintenance of different working modes.
Wherein, described dynamical system is made up of parts such as frequency conversion motor, yielding coupling, damping device and bearings, uses
In driving hydraulic pump, fluid is done work, it is provided that the high-voltage oil liquid needed for maintenance.For reducing Hydraulic service car running noises, the design
Use quiet frequency conversion motor to provide power for main pump, by converter regulate main pump motor rotating speed, make motor output and
Oil pump power demand matches, to adapt to main pump change of output flow under cleaning and two kinds of operating modes of voltage supply.Additionally, due to
Benefit, gasoline pump working speed are low, have selected two low-power machines to drive.When safeguarding, the machine that dynamical system is exported by hydraulic pump
Tool can be converted to the pressure energy of hydraulic fluid, it is ensured that maintenance cart fluid has enough flows and pressure.
Wherein, described auxiliary body includes Fuel tank supercharging device, pressure-detecting device, temperature-detecting device, heat radiation dress
Put and detect device with online dustiness, be conducive to improving Support ability.The panel radiator having strong cooling capacity is connected
Heat radiation is realized in maintenance cart oil return and voltage supply pipeline；Selecting high-pressure nitrogen bottle is ground fuel-tank pressurization, and oil pressure size is by adjusting
Pressure valve regulates, and keeps system fuel tank suitable with airplane hydraulic pressure fuel tank pressure, prevents ground fuel tank suck-back airplane hydraulic pressure fluid.By dirt
Dye degree on-line measuring device is connected with the sampling joint on ground hydraulic pipeline and fuel tank, it is achieved the online prison of the dustiness of fluid
Survey.Maintenance cart car body can use self-propelled and towed, and from the point of view of simple in construction and economy, the design uses towed
Car body so that compact conformation, flexible operation is convenient.
Preferably, described host computer is computer, and described slave computer is the S7-400PLC that Siemens Company produces,
Slave computer is control system " heart ", is mainly used to driving equipment and the closed loop control to maintenance work, completes controlling existing
The real-time control of field.The type of slave computer and concrete model need the functional requirement according to using environment and control object to come really
Fixed.
Preferably, so that this maintenance cart reaches preferable using effect, simultaneously according to maintenance cart running parameter, described
Computer concrete configuration parameter be CPU module: Pentium 4/M, hard disk 3.67GB (comprise driver), internal memory: 1GB,
Display: 1024x 768 pixel, operating system: Windows XP SP3 (32-bit).
Preferably, described fluid actively purifies pipeline and includes that centrifugal oil clearner, centrifugal oil clearner are provided with oil-in, clean
Oil export and gas outlet, described oil-in connects sump oil case by pipeline；Described absolute oil outlet connects clean by pipeline
Fuel tank；Described gas outlet connects sump oil case by blow-off line, blow-off line is provided with blowdown check valve and blowdown from
Sucking pump；A pipeline loop and a Pressure gauge it is provided with, along fluid flow direction, often on described sump oil case and absolute oil case
Loop check valve, loop self priming pump and draining box it is disposed with on individual pipeline loop.
Preferably, described centrifugal oil clearner is internally provided with the some groups of separator disk groups being parallel to each other, centrifugal oil clearner
Two ends, left and right are provided with discharge outlet.
Preferably, described oiling repairing pipeline includes repairing pipeline and filling conduit；Described repairing pipeline one end is even
Connecing absolute oil case, the repairing pipeline other end connects repairing reversing solenoid valve, the input of repairing reversing solenoid valve connection standard respectively
With oil oil drum and absolute oil outlet, along the fluid flow direction of repairing pipeline, repairing pipeline is disposed with slippage pump, repairing list
Filter to valve and repairing oil；Described filling conduit one end connects absolute oil case, along fluid flow direction, filling conduit sets gradually
There are oiling check valve, gasoline pump, the filter of oiling oil, add oil cut-off valve and add oil valve joint；Refuel oil filter and add oil cut-off valve
Between filling conduit on grafting refuel overflow pipe be connected to absolute oil case, refuel to be provided with on overflow pipe and add oil-overflow valve.
Preferably, along fluid flow direction, described voltage supply pipeline is disposed with the first voltage supply valve joint, first
Voltage supply choke valve, the first voltage supply check valve, first for force feed filter, voltage supply reversing solenoid valve, main pump, second for force feed filter, second
Voltage supply check valve, the second voltage supply choke valve and the second voltage supply valve joint；Described second is unidirectional with the second voltage supply for force feed filter
Grafting voltage supply overflow pipe be connected to absolute oil case on voltage supply pipeline between valve, voltage supply overflow pipe is provided with voltage supply overflow valve.
Preferably, described detergent line includes into oil pipe and flowline；The described oil pipe that enters includes into oil commutation electromagnetism
Valve, enters oil reversing solenoid valve input and connects absolute oil case by oil pipe, enters oil reversing solenoid valve outfan and connects voltage supply commutation electricity
On voltage supply pipeline between magnet valve and main pump；Described flowline includes oil outlet one-way valve, and oil outlet one-way valve input connects confession
The outfan of pressure reversing solenoid valve, oil outlet one-way valve outfan connects airtight sump oil case.
So that this maintenance cart reaches preferable using effect, simultaneously according to maintenance cart running parameter, to maintenance cart pair
Maintenance cart carries out Component selection, and described main pump is BOSCH-REXROTH 45DFR1/31R-PPA12N00 plate variable plunger pump, described
Gasoline pump be SV10-1P6P-1C vane pump, described slippage pump is YBN-60 vane pump, described repairing oil filter, the oil that refuels
Filter, first for force feed filter, second for force feed filter model be PLF-H160 × 3P, a diameter of 50mm of described voltage supply pipeline,
A diameter of 40mm of described oiling repairing pipeline, the main pump motor model that described main pump uses is Y280S-2, and described adds
The gasoline pump motor model that oil pump uses is Y90L-2, and the slippage pump motor model that described slippage pump uses is Y132S1-2,
Described converter is FRN075P7-4 type converter.
The invention have the advantage that and present invention achieves four needs of expected design: (1) bicycle multifunction.Controlling system
Under system effect, the reversing solenoid valve in multifunction hydraulic loop change fluid trend, it is achieved that add oil, detection voltage supply and clear
Wash and switch between Three models.(2) fluid actively purifies.Utilize high speed centrifugation absolute oil technology, remove solid, water, gas in degreasing fluid in real time
Three-phase pollutant, it is to avoid filter material loss in passive purification process and fluid export the pollution of generation repeatedly.(3) mobility
By force.Hydraulic pressure, power, control and auxiliary body all install concentratedly on towed car body, and flexible operation is convenient.(4) control reliably.
Guarantee to control process stabilization, effectively, it is achieved real-time, multi-task parallel controls.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present invention；
Fig. 2 is Control system architecture figure of the present invention；
Fig. 3 is Trinity multifunction hydraulic pipeline structure schematic diagram of the present invention；
Fig. 4 is that fluid of the present invention actively purifies pipeline structure schematic diagram；
Fig. 5 is the structural representation of centrifugal oil clearner of the present invention；
Fig. 6 is the present inventor's machine interactive interface.
Symbol description in figure: 1, control system；11, pressure control module；12, flow-control module；13, temperature controls mould
Block；14, on-line monitoring module；15, control module is purified；2, hydraulic system；21, oiling repairing pipeline；22, voltage supply pipeline；23、
Detergent line；24, fluid actively purifies pipeline；211, centrifugal oil clearner；212, separator disk group；213, discharge outlet；214, oil-feed
Mouthful；215, absolute oil outlet；216, gas outlet；218, blowdown check valve；219, blowdown self priming pump；220, loop check valve；
221, loop self priming pump；222, draining box；223, repairing reversing solenoid valve；224, standard oil oil drum；226, slippage pump；227、
Repairing check valve；228, repairing oil filter；229, oiling check valve；230, gasoline pump；231, the oil that refuels is filtered；232, oiling cut-off
Valve；233, oil valve joint is added；234, oil-overflow valve is added；235, the first voltage supply valve joint；236, the first voltage supply choke valve；
237, the first voltage supply check valve；238, first filter for force feed；239, voltage supply reversing solenoid valve；240, main pump；241, the second voltage supply
Oil filter；242, the second voltage supply check valve；243, the second voltage supply choke valve；244, the second voltage supply valve joint；245, for pressurized overflow
Valve；246, oil reversing solenoid valve is entered；247, oil outlet one-way valve；3, dynamical system；4, auxiliary body；41, Fuel tank supercharging device；
42, pressure-detecting device；43, temperature-detecting device；44, heat abstractor；45, online dustiness detection device.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further illustrated:
As it is shown in figure 1, be overall structure schematic diagram of the present invention, including control system, control system 1 connects hydraulic pressure system respectively
System 2, dynamical system 3 and auxiliary body 4；Control system 1 is internally provided with pressure control module 11, flow-control module 12, temperature
Degree control module 13, on-line monitoring module 14 and purification control module 15；Control system 1 include by PROFIBUS connect upper
Position machine and slave computer, slave computer is connected with corresponding electrical equipment respectively by each interface.
As in figure 2 it is shown, be control system 1 structure chart of the present invention.The major function of control system 1 is to realize each mode of operation
Start and stop conversion and maintenance process in the regulation and control of required running parameter and system oneself detection.For the design of control system 1,
Mainly follow following two principle: (1) guarantees to control process stabilization, reliably, effectively；(2) real-time, multi-task parallel control is realized
System.Based on two above design criteria, the present invention uses modular design method, carries out respectively in terms of hardware, software come two
Design.Hardware system is divided into host computer and two parts of slave computer；Software is controlled by upper and lower machine simultaneously, and its design includes using
Family operational platform design and PLC control program write two parts.
As shown in Figure 6, for the present inventor's machine interactive interface.The software design of maintenance cart control system 1 includes two parts:
(1) writing of program is controlled.Hardware configuration based on PLC, writes PLC control program according to controlling requirement, it is achieved control merit
Energy；(2) foundation of man machine interface (Human Machine Interface hereinafter referred to as HMI).
For PLC control program, the design uses S7-CFC language, and enters with the BASIS V5.4SP5 version of STEP 7
Row programming.Major sub programs includes: fluid performance parameter gathers subprogram, upper machine communication subprogram, the sub-journey of inverter communication
When sequence, rotational speed PID regulon program, temperature regulon program, pressure regulon program, Flow-rate adjustment subprogram and operation
Between add up subprogram.
And HMI is to exchange information, the window of realization dialogue between operator and control system 1, in the present system, man-machine
Interface needs to realize following functions: 1) system initial setting up: operator inputs different running parameters to adapt to not by interface
Same work requirements；2) display of regime: display system current operation mode, main working parameters.3) storage of logging, tune
With: user can pass through interface saving logging, facilitates and follow-up transfers, checks.4) graphic interface controls: operator is by directly perceived
Graphical interfaces can complete the adjustment to systematic parameter.
The man machine interface of maintenance cart control system 1 is divided into system setup menu, manipulation menu, data storage menu, exits
Menu, the data acquisition of maintenance process of four Menu realizations, stores, processes, manages and the function such as display.
In system setup menu such as Fig. 6 shown in (a), system setup menu is also default menu, and during system standby, display should
Interface, before carrying out maintenance work, user carries out system initial setting up by this interface.
Handling in menu such as Fig. 6 shown in (b), user can select by handling interface, switch service mode, observes, deposits
Store up and review the working parameters such as flow in maintenance process, temperature, pressure.
In data storage menu such as Fig. 6 shown in (c), it is contemplated that user needs the performance ginseng analyzed, extract in maintenance process
Number, is additionally arranged data storage menu, facilitates user to store, calls in the design.
Exiting in menu such as Fig. 6 shown in (d), after every maintenance all completes, user enters menu, clicks exit button and terminates
Maintenance work.
As it is shown on figure 3, described hydraulic system includes that fluid actively purifies pipeline 24 and Trinity multifunctional solution pressure pipe
Road, Trinity multifunction hydraulic pipeline include by separately design and integrate simplify repeat element oiling repairing pipeline 21,
Voltage supply pipeline 22 and detergent line 23.
Wherein, described dynamical system 3 is made up of parts such as frequency conversion motor, yielding coupling, damping device and bearings, uses
In driving hydraulic pump, fluid is done work, it is provided that the high-voltage oil liquid needed for maintenance.For reducing Hydraulic service car running noises, the present invention
Use quiet frequency conversion motor to provide power for main pump, by converter regulate main pump motor rotating speed, make motor output and
Oil pump power demand matches, to adapt to main pump change of output flow under cleaning and two kinds of operating modes of voltage supply.Additionally, due to
Benefit, gasoline pump working speed are low, have selected two low-power machines to drive.
Wherein, described auxiliary body 4 include Fuel tank supercharging device 41, pressure-detecting device 42, temperature-detecting device 43,
Heat abstractor 44 and online dustiness detection device 45, be conducive to improving Support ability.To there is the board-like of strong cooling capacity
Radiator tandem realizes heat radiation in maintenance cart oil return and voltage supply pipeline 22；Selecting high-pressure nitrogen bottle is ground fuel-tank pressurization, oil
Pressure size is regulated by pressure regulator valve, keeps system fuel tank suitable with airplane hydraulic pressure fuel tank pressure, prevents ground fuel tank suck-back aircraft
Hydraulic oil liquid.Dustiness on-line measuring device is connected with the sampling joint on ground hydraulic pipeline and fuel tank, it is achieved fluid
The on-line monitoring of dustiness.
Car body of the present invention uses towed car body, mainly by chassis, housing, damping spring, tire, pull vehicle frame and form,
For ensureing that car body can freely turn to body front portion to install a universal wheel.Simple in construction, simple in construction, failure rate is low, motility are strong.
Wherein, chassis portion uses square steel to be welded, it is ensured that enough support strengths.The liquid that housing parts is arranged on car body for protection
All assemblies of safeguarding such as pressure, control, dynamical system, at its internal edge, installation rubber shock-absorbing sheet absorbs and safeguards that component operation is made an uproar
Sound.
Wherein, described host computer is computer, and concrete configuration parameter is CPU module: Pentium 4/M, hard disk
3.67GB (comprises driver), internal memory: 1GB, display: 1024x 768 pixel, operating system: Windows XP SP3
(32-bit)。
Wherein, described slave computer is the S7-400PLC that Siemens Company produces.
Wherein, described fluid actively purifies pipeline 24 and includes centrifugal oil clearner 211, and centrifugal oil clearner 211 is internal to be arranged
Having the some groups of separator disk groups 212 being parallel to each other, centrifugal oil clearner about 211 two ends are provided with discharge outlet 213, centrifugal oil clearner
211 bottoms are provided with oil-in 214 and absolute oil outlet 215, and centrifugal oil clearner 211 upper end is provided with gas outlet 216；Described
Oil-in 214 connects sump oil case by pipeline；Described absolute oil outlet 215 connects absolute oil case by pipeline；Described gas goes out
Mouth 216 connects sump oil case by blow-off line, and blow-off line is provided with blowdown check valve 218 and blowdown self priming pump 219；Described
Sump oil case and absolute oil case on be provided with a pipeline loop and a Pressure gauge, along fluid flow direction, each back of pipeline
Loop check valve 220, loop self priming pump 221 and draining box 222 it is disposed with on road.
Sump oil case is connected with the oil-in 214 of centrifugal oil purifier 211, and fluid is at the booster action of blowdown self priming pump 219
The most full concentrator bowl, solid pollutant and free water that now density is bigger are deposited on barrel, are discharged outside machine, fluid density
Less then to body centre motion, it is achieved to separate.Due to high speed rotating, the gas exceeding saturation solubility in fluid is precipitated,
Sucked by negative pressure sump oil case through blowdown self priming pump 219 (automatically controlling the vacuum of outlet, close oil-feed when negative pressure disappears), then
By loop self priming pump 221, it is drawn onto in draining box 222, is finally completed solid, water, gas comprehensive decontamination work.Owing to being additionally arranged actively
Purification function, this maintenance cart purifies aircraft hydraulic oil without separately joining Special Equipment, it is to avoid fluid exports the pollution brought repeatedly, carries
High maintenance efficiency.
As it is shown in figure 5, this centrifugal oil clearner 211 is capable of the comprehensive decontamination of solid particle, moisture and air.It is main
Feature has: 1) low viscosity pollution degree of hydraulic oil grade can be reduced to NAS1638V level by primary purification, the oil that viscosity is higher
Liquid can also reach IV level after purifying several times, and efficiency is high and avoids because repeatedly filtering, and destroys the anti-shear ability of fluid, really
Protect fluid service behaviour；2) use automatic exhaust technique, improve centrifuge suction capacity, solve thick oil water,
The problem that gas removes difficulty, it is achieved Gu-comprehensive the purification of water-gas；3) centrifugal principle is utilized to realize lube purification, it is not necessary to consume filter
Material, use cost is low, beneficially environmental protection；4) can be to kinematic viscosity 1～1000mm2The fluid of/s purifies, applied range,
Purification precision is high, it is possible to meets the online and different demands of off-line purification simultaneously, effectively extends the service life of fluid.Centrifugal
It is as shown in table 1 that oil purifier and traditional oils filter filter comparing result.
Table 1 centrifugal oil clearner and tradition filter screen oil conditioner contrast
As shown in Table 1, the clean-up effect of centrifugal oil clearner 211, safety and cost are better than tradition filter screen absolute oil the most comprehensively
Machine, it can effectively control oil contamination, extends fluid service life, it is achieved hydraulic system works normally and efficiently, it is ensured that fly
Row safety.
Wherein, described oiling repairing pipeline 21 includes repairing pipeline and filling conduit；Described repairing pipeline one end is even
Connecing absolute oil case, the repairing pipeline other end connects repairing reversing solenoid valve 223, and the input of repairing reversing solenoid valve 223 connects respectively
Connect standard oil oil drum 224 and absolute oil outlet 215, along the fluid flow direction of repairing pipeline, repairing pipeline is disposed with
Slippage pump 226, repairing check valve 227 and repairing oil filter 228；Described filling conduit one end connects absolute oil case, flows along fluid
Direction, filling conduit is disposed with oiling check valve 229, gasoline pump 230, oiling oil filter 231, adds oil cut-off valve 232 and
Add oil valve joint 233；Refuel overflow pipe also refueling grafting on oil filter 231 and the filling conduit that adds between oil cut-off valve 232
It is connected to absolute oil case, oiling overflow pipe is provided with and adds oil-overflow valve 234.
During oiling, opening and add oil cut-off valve 232, start gasoline pump 230 and be delivered in filling conduit by absolute oil, fluid is along adding
Oil pipe line through refuel check valve 229, gasoline pump 230, refuel oil filter 231, add oil cut-off valve 232, add oil valve joint 233 and deliver to
Plane hydraulic system.When fuel tanker oil mass reaches to be taken, unnecessary fluid flows back to ground absolute oil case through adding oil-overflow valve 234.
During repairing, repairing joint is connected with external standard oil oil drum 224 or absolute oil outlet 215.By mending during repairing
Oil reversing solenoid valve 223 selects oil sources, and now repairing pipeline connects with ground absolute oil case.Start slippage pump 226 by fluid through mending
In oil pipe line, repairing check valve 227, repairing oil filter 228 injection absolute oil case, complete repairing process.
Wherein, described voltage supply pipeline 22 is disposed with first voltage supply valve joint the 235, first voltage supply choke valve
236, the first voltage supply check valve 237, first is filtered for force feed for force feed filter 238, voltage supply reversing solenoid valve 239, main pump 240, second
241, the second voltage supply check valve the 242, second voltage supply choke valve 243 and the second voltage supply valve joint 244；Described second is for force feed
Grafting voltage supply overflow pipe be connected to absolute oil case in filter 241 and the second voltage supply pipeline 22 between voltage supply check valve 242, voltage supply is overflow
Voltage supply overflow valve 245 it is provided with in flow tube.
Before work, voltage supply reversing solenoid valve 239 is in left position and connects, and enters oil reversing solenoid valve 246 and is in the cut-off of right position, this
Time oil return connect with voltage supply pipeline 22.During for preventing voltage supply, maintenance cart fluid pressure line and plane hydraulic system oil pressure are too high, will be main
Pump 240 rotating speed is turned down.During work, start main pump 240, the fluid on aircraft along voltage supply pipeline 22 through add oil valve joint 233, the
One voltage supply choke valve the 236, first voltage supply check valve 237, first flows into main pump for force feed filter 238, voltage supply reversing solenoid valve 239
240, main pump 240 exports high-voltage oil liquid, filters 241, second voltage supply check valve 242, second through second for force feed along voltage supply pipeline 22
Voltage supply choke valve 243 and the second voltage supply valve joint 244 enter plane hydraulic system.During plane hydraulic system hypertonia, supply
Voltage supply overflow valve 245 on pressure pipe road 22 is opened, and unnecessary fluid flows back to sump oil case through voltage supply overflow valve 245.
Wherein, described detergent line 23 includes into oil pipe and flowline；The described oil pipe that enters includes into oil commutation electromagnetism
Valve 246, enters oil reversing solenoid valve 246 input and connects absolute oil case by oil pipe, enters oil reversing solenoid valve 246 outfan connection and supplies
On voltage supply pipeline 22 between pressure reversing solenoid valve 239 and main pump 240；Described flowline includes oil outlet one-way valve 247, fuel-displaced
Check valve 247 input connects the outfan of voltage supply reversing solenoid valve 239, and oil outlet one-way valve 247 outfan connects airtight dirt
Fuel tank.
Before work, voltage supply reversing solenoid valve 239 be placed in right position, enter oil reversing solenoid valve 246 be in left position connect, now supply
Pressure pipe road 22 connects with ground fuel tank.During work, start main pump 240, by absolute oil case hydraulic oil through entering oil reversing solenoid valve 246 pump
Delivering to voltage supply pipeline 22, fluid saves for force feed filter 241, second voltage supply check valve the 242, second voltage supply along voltage supply pipeline 22 through second
Stream valve the 243, second voltage supply valve joint 244 enters plane hydraulic system；Oil return on aircraft is lived by the oiling on maintenance cart
Door joint 233 supplies force feed filter 238, voltage supply reversing solenoid valve through first voltage supply choke valve the 236, first voltage supply check valve 237, first
239, oil outlet one-way valve 247 flows into sump oil case, it is achieved clear to the displacement of fluid in plane hydraulic system and pipeline and adnexa
Wash.Maintenance cart voltage supply pipeline 22 main pump takes full flow to export, and in pipeline, voltage supply overflow valve 245 is in normally opened operating mode, aircraft liquid
Pressure system is in delivery and cleans state.
Wherein, maintenance cart hydraulic system 2, dynamical system 3 and the design of auxiliary body 4 are carried out according to maintenance cart working condition
Type selecting, maintenance cart working condition determines according to mainstream model now and national standard, mainly includes that plane hydraulic system works
The requirement of pressure, working solution model, contamination level of oil liquid, required oil pressure and flow velocity etc..Specific works parameter is shown in Table 2.
Table 2 maintenance cart running parameter
According to maintenance cart running parameter, maintenance cart is carried out to maintenance cart Component selection and structure design.Mainly include liquid
Pressure system 2 and dynamical system 3 Selection and Design, described main pump 240 is the inclined disc type variable of BOSCH-REXROTH 45DFR1/31R-PPA12N00
Plunger displacement pump, described gasoline pump 230 is SV10-1P6P-1C vane pump, and described slippage pump 226 is YBN-60 vane pump, described
Repairing oil filter 228, refuel oil filter 231, first for force feed filter 238, second for force feed filter 241 model be PLF-H160 ×
3P, a diameter of 50mm of described voltage supply pipeline 22, a diameter of 40mm of described oiling repairing pipeline 21, described main pump
The 240 main pump motor models used are Y280S-2, and the gasoline pump motor model that described gasoline pump 230 uses is Y90L-2, institute
The slippage pump motor model that the slippage pump 226 stated uses is Y132S1-2, and described converter is FRN075P7-4 type converter.
It is last that it is noted that obviously above-described embodiment is only for clearly demonstrating example of the present invention, and also
The non-restriction to embodiment.For those of ordinary skill in the field, can also do on the basis of the above description
Go out change or the variation of other multi-form.Here without also cannot all of embodiment be given exhaustive.And thus drawn
What Shen went out obviously changes or changes among still in protection scope of the present invention.
Claims (9)
1. a Multifunctional navigation Hydraulic service car, it is characterised in that described maintenance cart includes that control system, control system are divided
Do not connect hydraulic system, dynamical system and auxiliary body；Control system is internally provided with pressure control module, flow-control mould
Block, temperature control modules, on-line monitoring module and purification control module；Control system include by PROFIBUS connect upper
Machine and slave computer, slave computer is connected with corresponding electrical equipment respectively by each interface；Described hydraulic system includes fluid
Actively purifying pipeline and Trinity multifunction hydraulic pipeline, Trinity multifunction hydraulic pipeline includes by separately designing also
Integrate oiling repairing pipeline, voltage supply pipeline and the detergent line simplifying repeat element；Described dynamical system includes frequency conversion motor
And converter；Described auxiliary body include Fuel tank supercharging device, pressure-detecting device, temperature-detecting device, heat abstractor and
Online dustiness detection device.
2. a kind of Multifunctional navigation Hydraulic service car as claimed in claim 1, it is characterised in that described host computer is for calculating
Machine, described slave computer is the S7-400PLC that Siemens Company produces.
3. a kind of Multifunctional navigation Hydraulic service car as claimed in claim 2, it is characterised in that described computer is specifically joined
Putting parameter is CPU module: Pentium 4/M, hard disk 3.67GB (comprise driver), internal memory: 1GB, display: 1024x768
Pixel, operating system: Windows XP SP3 (32-bit).
4. a kind of Multifunctional navigation Hydraulic service car as claimed in claim 3, it is characterised in that described fluid actively purifies
Pipeline includes that centrifugal oil clearner, centrifugal oil clearner are provided with oil-in, absolute oil outlet and gas outlet, and described oil-in passes through
Pipeline connects sump oil case；Described absolute oil outlet connects absolute oil case by pipeline；Described gas outlet is by blow-off line even
Connect sump oil case, blow-off line is provided with blowdown check valve and blowdown self priming pump；It is respectively provided with on described sump oil case and absolute oil case
Have a pipeline loop and a Pressure gauge, along fluid flow direction, each pipeline loop is disposed with loop check valve,
Loop self priming pump and draining box.
5. a kind of Multifunctional navigation Hydraulic service car as claimed in claim 4, it is characterised in that in described centrifugal oil clearner
Portion is provided with the some groups of separator disk groups being parallel to each other, and two ends, centrifugal oil clearner left and right are provided with discharge outlet.
6. a kind of Multifunctional navigation Hydraulic service car as claimed in claim 5, it is characterised in that described oiling repairing pipeline
Including repairing pipeline and filling conduit；Described repairing pipeline one end connects absolute oil case, and the repairing pipeline other end connects repairing and changes
To electromagnetic valve, the input of repairing reversing solenoid valve connection standard respectively oil oil drum and absolute oil outlet, along the oil of repairing pipeline
Liquid flow direction, repairing pipeline is disposed with slippage pump, repairing check valve and the filter of repairing oil；Described filling conduit one end
Connect absolute oil case, along fluid flow direction, filling conduit is disposed with oiling check valve, gasoline pump, the filter of oiling oil, refuels
Stop valve and add oil valve joint；Overflow pipe connecting is refueled refueling grafting on oil filter and the filling conduit that adds between oil cut-off valve
It is connected to absolute oil case, oiling overflow pipe is provided with and adds oil-overflow valve.
7. a kind of Multifunctional navigation Hydraulic service car as claimed in claim 6, it is characterised in that along fluid flow direction, institute
The first voltage supply valve joint, the first voltage supply choke valve, the first voltage supply check valve, the first confession it is disposed with on the voltage supply pipeline stated
Force feed filter, voltage supply reversing solenoid valve, main pump, the second confession force feed filter, the second voltage supply check valve, the second voltage supply choke valve and second supply
Pressure valve joint；Described second is for grafting voltage supply overflow pipe on the voltage supply pipeline between force feed filter and the second voltage supply check valve also
It is connected to absolute oil case, voltage supply overflow pipe is provided with voltage supply overflow valve.
8. a kind of Multifunctional navigation Hydraulic service car as claimed in claim 7, it is characterised in that described detergent line includes
Enter oil pipe and flowline；The described oil pipe that enters includes, into oil reversing solenoid valve, entering oil reversing solenoid valve input by oil pipe even
Connect absolute oil case, enter oil reversing solenoid valve outfan and connect on the voltage supply pipeline between voltage supply reversing solenoid valve and main pump；Described
Flowline includes oil outlet one-way valve, and oil outlet one-way valve input connects the outfan of voltage supply reversing solenoid valve, and oil outlet one-way valve is defeated
Go out end and connect airtight sump oil case.
9. a kind of Multifunctional navigation Hydraulic service car as described in any one of claim 1～8, it is characterised in that described master
Pump is BOSCH-REXROTH 45DFR1/31R-PPA12N00 plate variable plunger pump, and described gasoline pump is SV10-1P6P-1C blade
Pump, described slippage pump is YBN-60 vane pump, described repairing oil filter, refuel oil filter, first for force feed filter, second for force feed
The model of filter is PLF-H160 × 3P, a diameter of 50mm of described voltage supply pipeline, described refuels a diameter of of repairing pipeline
40mm, the main pump motor model that described main pump uses is Y280S-2, and the gasoline pump motor model that described gasoline pump uses is
Y90L-2, the slippage pump motor model that described slippage pump uses is Y132S1-2, and described converter is FRN075 P7-4 type
Converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610963293.2A CN106286486B (en) | 2016-10-28 | 2016-10-28 | A kind of Multifunctional navigation Hydraulic service car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610963293.2A CN106286486B (en) | 2016-10-28 | 2016-10-28 | A kind of Multifunctional navigation Hydraulic service car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106286486A true CN106286486A (en) | 2017-01-04 |
| CN106286486B CN106286486B (en) | 2017-12-12 |
Family
ID=57720163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610963293.2A Expired - Fee Related CN106286486B (en) | 2016-10-28 | 2016-10-28 | A kind of Multifunctional navigation Hydraulic service car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106286486B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931004A (en) * | 2017-02-21 | 2017-07-07 | 合肥景昇信息科技有限公司 | Platform is cleared up for base level, Relay and Base Level hydraulic system |
| CN109911833A (en) * | 2018-11-12 | 2019-06-21 | 中航通飞研究院有限公司 | A kind of passive brake system method for exhausting of aircraft |
| CN111781887A (en) * | 2020-07-02 | 2020-10-16 | 南通航海机械集团有限公司 | Integrated guarantee module control system based on PLC |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201521510U (en) * | 2009-09-17 | 2010-07-07 | 成都成飞航空设备开发有限责任公司 | Hydraulic power source system |
| CN203681880U (en) * | 2013-12-03 | 2014-07-02 | 海丰通航科技有限公司 | Comprehensive aircraft ground service insurance system |
| CN205047584U (en) * | 2015-06-30 | 2016-02-24 | 常州福宇精密模具有限公司 | Aviation hydraulic fluid purifier |
-
2016
- 2016-10-28 CN CN201610963293.2A patent/CN106286486B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201521510U (en) * | 2009-09-17 | 2010-07-07 | 成都成飞航空设备开发有限责任公司 | Hydraulic power source system |
| CN203681880U (en) * | 2013-12-03 | 2014-07-02 | 海丰通航科技有限公司 | Comprehensive aircraft ground service insurance system |
| CN205047584U (en) * | 2015-06-30 | 2016-02-24 | 常州福宇精密模具有限公司 | Aviation hydraulic fluid purifier |
Non-Patent Citations (1)
| Title |
|---|
| 邓可等: ""离心式多功能飞机油液净化设备的研制"", 《第八届全国摩擦学大会论文集》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106931004A (en) * | 2017-02-21 | 2017-07-07 | 合肥景昇信息科技有限公司 | Platform is cleared up for base level, Relay and Base Level hydraulic system |
| CN106931004B (en) * | 2017-02-21 | 2018-08-14 | 合肥景昇信息科技有限公司 | Platform is cleared up for base level, Relay and Base Level hydraulic system |
| CN109911833A (en) * | 2018-11-12 | 2019-06-21 | 中航通飞研究院有限公司 | A kind of passive brake system method for exhausting of aircraft |
| CN109911833B (en) * | 2018-11-12 | 2022-12-13 | 中航通飞研究院有限公司 | Exhaust method of passive brake system of airplane |
| CN111781887A (en) * | 2020-07-02 | 2020-10-16 | 南通航海机械集团有限公司 | Integrated guarantee module control system based on PLC |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106286486B (en) | 2017-12-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102211101B (en) | Multifunctional pipeline washing oil filter | |
| CN106286486A (en) | A kind of Multifunctional navigation Hydraulic service car | |
| CN204372511U (en) | Tank lubrication oil recovery device | |
| CN108099884A (en) | A kind of fuel cell car air supply system | |
| CN203098002U (en) | Selective catalytic reduction system for vehicle | |
| CN205904777U (en) | Automatic recovery unit of CNC board vacuum return circuit cutting fluid | |
| CN106314765A (en) | Energy recovery type aircraft undercarriage extension and retraction hydraulic system | |
| CN202811139U (en) | Fuel oil supply system for railway air-conditioned power generation train | |
| CN200974768Y (en) | Equivalent weight automobile new-old oil displacement system | |
| CN205463370U (en) | Aeroengine cleaning system | |
| CN202228229U (en) | Gas exhaust device of fuel system of automobile | |
| CN209761650U (en) | Vacuum oil pumping and injecting device | |
| CN210751601U (en) | Purifier of filling device full oil capacity fluid | |
| CN215333759U (en) | Towed oil pump vehicle system | |
| CN104943869B (en) | Ventilation tank residual fuel drainage system of reversed wing fuel system of large aircraft | |
| CN105691198B (en) | A kind of vehicle energy-saving system | |
| CN208613214U (en) | The online oil wash equipment of gear-box | |
| CN107605868A (en) | A kind of hydraulic system of crane | |
| CN208817100U (en) | The gas booster system of horizontal well | |
| CN104724165A (en) | Vehicle steering device, control method thereof and vehicle | |
| CN207048964U (en) | The system that pump machine water shutoff in fume afterheat system is collected and recycled | |
| CN207176794U (en) | Hydraulic system and engineering machinery | |
| CN207254547U (en) | A kind of controlling device of mist of oil containing paraffin | |
| CN201908770U (en) | Governor oil leakage tank device of pumped storage power station for facilitating isolated examine and repair | |
| CN202911712U (en) | Land leveler automatic fuel loading system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 Termination date: 20201028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |