CN206125460U - Highland type aviation hydraulic fluid pump truck - Google Patents
Highland type aviation hydraulic fluid pump truck Download PDFInfo
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- CN206125460U CN206125460U CN201620880489.0U CN201620880489U CN206125460U CN 206125460 U CN206125460 U CN 206125460U CN 201620880489 U CN201620880489 U CN 201620880489U CN 206125460 U CN206125460 U CN 206125460U
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Abstract
The utility model discloses a highland type aviation hydraulic fluid pump truck, the aviation hydraulic fluid pump truck connect on the advancing of aircraft hydraulic system, oil -out, the aviation hydraulic fluid pump truck comprises vehicle chassis, carriage, hydraulic system, power transmission system, electric control system and remote monitering system, the utility model discloses a device function is comprehensive, and generally according to two sets of independent hydraulic system, mainly used aircraft hydraulic system ground performance detects on the oil pump car, still has the aircraft of purification hydraulic system fluid simultaneously, for removing water degassing and remote monitoring and functions such as failure diagnosis and decision -making in aircraft hydraulic system topping hydraulic oil, fluid solid particle dustiness on -line measuring, fluid vacuum.
Description
Technical field
The utility model is related to the ground handling equipment field of plane hydraulic system, more particularly to a kind of plateau type aviation liquid
Force feed pump truck.
Background technology
Present generation aircraft is generally provided with hydraulic system, when ground is detected and keeped in repair in the face of the hydraulic system of aircraft, needs
Want ground oil pump device to complete the performance detection to plane hydraulic system, aviation hydraulic oil pump vehicle mainly will to adapt to this
Ask and design.
Aviation hydraulic oil pump vehicle is in the state of aircraft engine stops, with certain pressure, flow and to meet pollution
The working media of degree class requirement（Aircraft fluid）, hydraulic power supply is provided for plane hydraulic system, it is important aircraft ground
One of face Support Equipment.The major function of aviation hydraulic oil pump vehicle includes that plane hydraulic system performance detection and ground maintenance are tried
Test and the satisfactory aircraft fluid of filling, purification plane hydraulic system etc. are supplemented with trouble shooting, for aircraft.Aircraft fluid
Pump truck is typically mainly made up of dynamical system, hydraulic system, ventilation and heat and cooling system, electric meter operating system etc..
Current YYBC-1 types, YYBC-2（G）The aviation hydraulic oil pump vehicles such as type, K/DWY types, make under the conditions of altitude environment
There is climbing in the used time and handling capacity is weak, and dynamical system underpower, lacquer painting easily comes off, and fluid seepage is serious, Oil Quality
Be difficult to ensure that, lack remote monitoring and trouble diagnosibility, automaticity is low, operation inconvenience the problems such as.
The content of the invention
For above-mentioned problem, the utility model purpose is to provide a kind of complete function, and fuel feeding is stable, fluid product
Matter is high, facilitates the plateau type aviation hydraulic oil pump vehicle of automation mechanized operation and remote monitoring.
In order to achieve the above object, the technical solution adopted in the utility model is as follows：A kind of plateau type hydraulic air oil pump
Car, described aviation hydraulic oil pump vehicle be connected to plane hydraulic system into and out of on hydraulic fluid port, described aviation hydraulic oil pump vehicle by
Automobile chassis, compartment, hydraulic system, power drive system, electric control system and long distance control system are constituted.
Power drive system described in the utility model includes engine and speed-changing gear box；Liquid described in the utility model
Pressure system includes pipe-coiling rack, pump group part, fuel tank, the oily filter of high pressure combination, low pressure oil filter, vaccum dewatering off gas system, oil return valve, scattered
Hot device, efferent duct and oil return pipe；Described electric control system includes PLC control system, human-computer interaction interface, sensor, behaviour
Make panel, control circuit and power circuit；Long distance control system described in the utility model includes on-site data gathering module, shows
Field data transport module, on-vehicle information process computer, data-interface and remote monitoring center.
Described efferent duct is sequentially connected the oil-feed of main pump, high pressure combination oil filter, high pressure pipe-coiling rack and plane hydraulic system
Mouthful, the oil return pipe is sequentially connected the filter of low pressure pipe-coiling rack, auxiliary pump and low pressure oil, and many hole connectors are provided with fuel feed pump and are connected to fuel tank
On, described PLC control system and on-site data gathering module is both connected to on-vehicle information and processes on computer, and described is vehicle-mounted
Information processing computer connects remote monitoring center by data-interface or field data transport module.
Used as a kind of improvement of the present utility model, described pipe-coiling rack includes high pressure pipe-coiling rack and low pressure pipe-coiling rack, low pressure
Pipe-coiling rack is arranged on the lower section of high pressure pipe-coiling rack, and described high pressure pipe-coiling rack is connected on efferent duct, described low pressure pipe-coiling rack
It is connected on oil return pipe；Both are respectively used to the hydraulic hose that pulls out when docking with aircraft, respectively with the entering of plane hydraulic system,
Dock on oil-out, after docking terminates, hydraulic hose is automatically retracted by pipe-coiling rack.
Used as a kind of improvement of the present utility model, auxiliary pump is arranged on the lower section of main pump, and auxiliary pumping receives plane hydraulic system
Fluid, the hydraulic oil for providing enough flows for main pump after low pressure oil filters filter；The hydraulic oil of main pump output is through high pressure group
Oil filter and high pressure pipe-coiling rack are closed, the oil-in of plane hydraulic system is delivered to.
Used as a kind of improvement of the present utility model, fuel tank is provided with hard tube connection oiling pump assembly, and described gasoline pump is total
Hydraulic oil is filled into for supplementing for fuel tank.
Used as a kind of improvement of the present utility model, described radiator connects respectively overflow pipe and oil return by heat dissipation pipeline
Pipe, described heat dissipation pipeline one end is connected on return line, and the described heat dissipation pipeline other end is connected to overflowing for many hole connectors
On flow tube road.
Used as a kind of improvement of the present utility model, described vaccum dewatering off gas system is connected to the defeated of fuel tank by pipeline
In outlet pipe；The system be used for self-circulation purifying hydraulic system oil liquid when except water degassing operation.
Used as a kind of improvement of the present utility model, described main pump is provided with pressure regulation pipeline, and pressure regulation pipeline is connected to main pump
Between oil return pipe, described pressure regulation pipeline is provided with pressure regulator valve.
Used as a kind of improvement of the present utility model, described high pressure combination oil is filtered and is provided with overflow passage and radiator between,
Described overflow passage one end is connected on oil return pipe, and the other end is connected in high pressure combination oil filter.
As a kind of improvement of the present utility model, the connection side that described efferent duct and oil return pipe is moved towards using U-shaped or S-shaped
Formula is connected between each device in hydraulic system.
Used as a kind of improvement of the present utility model, described PLC control system connects respectively control circuit, people by circuit
Machine interactive interface and sensor, described guidance panel connects respectively sensor, power circuit and control circuit, institute by circuit
The control circuit stated is provided with temperature control circuit and spare interface.
Used as a kind of improvement of the present utility model, described sensor includes output pressure detector, Output estimation
Device, oil liquid solid pollution degree detector, fluid moisture content detector, oil filter tracer, engine oil pressure detector,
Engine temperature sensing unit and engine speed sensor.
Used as a kind of improvement of the present utility model, described PLC control system connects respectively output pressure by control circuit
Force detector, Output estimation device, oil filter tracer, described output pressure detector and output flow sensor is pacified
It is mounted at main pump outlet, described oil liquid solid pollution degree sensor is arranged on the pipeline that high pressure is combined between oil filter and pipe-coiling rack
On, described fluid moisture content detector is arranged in fuel tank, and described oil filter tracer is separately mounted to high pressure combination
In oil filter and low pressure oil filter.
As it is of the present utility model it is a kind of improve, described engine oil pressure detector, engine temperature sensing unit,
Engine speed sensor is respectively mounted on the engine, and three is connected to on-vehicle information and processes on computer by control circuit,
The data of three are shown by operation interface, are directly displayed to site operation personnel and remote monitoring personnel, facilitate operating personnel
Regulation and control in time.
Used as a kind of improvement of the present utility model, described engine includes hydraulic system engine and engine in situ,
Engine in situ is six-in-line, water-cooled, four strokes, charge inter cooling diesel engine.
The utility model has the advantage of：Apparatus function of the present utility model is comprehensively, only generally according to two sets on hydrant cart
Vertical hydraulic system, is mainly used in the detection of plane hydraulic system ground performance, while also having purification plane hydraulic system oil
Liquid, for plane hydraulic system supplement filling hydraulic oil, oil-liquid-solid particle pollution degree on-line checking, the degasification of fluid vaccum dewatering and
The function such as remote monitoring and fault diagnosis and decision-making.
1) hydraulic system can be realized docking test with aircraft, moreover it is possible to be embodied as aircraft and supplement filling hydraulic oil, hydraulic pressure system
The functions such as system self-loopa lube purification；
2) by the way that engine in situ is changed to into six-in-line, water-cooled, four strokes, charge inter cooling diesel engine, increase
Power moment of torsion is big, improves climbing capacity and by obstacle ability, meets the rugged use requirement of plateau road conditions.
3) it is changed to be pressurized water-cooled Diesel engine by dynamical system, solves aviation hydraulic oil pump vehicle altitude environment bar
Using the problem of being short of power under part.
4) pipeline moved towards using " u "-shaped or serpentine, eliminates stress and thermal expansion, solves micro- at joint sealing
Small―gap suture expands with heat and contract with cold the leakage problems of generation because plateau temperature change is fast.
5) by installing fluid vaccum dewatering off gas system additional, while dress is filtered in the low pressure and high pressure combination on adapting device
Put, improve aircraft fluid Oil Quality.
6) increase the indicator lamps such as output pressure superpressure, oil filter failure, upper mounted engine engine oil pressure, generator failure to report to the police
Function, improves processing safety.
Description of the drawings
Fig. 1 is plateau type aviation hydraulic oil pump vehicle outboard structure sketch of the present utility model；
Fig. 2 is hydraulic system layout of the present utility model；
Fig. 3 is the fundamental diagram of plateau type aviation hydraulic oil pump vehicle of the present utility model；
Fig. 4 is electrical system operation principle sketch of the present utility model.
Wherein, 1 chassis, 2 envelopes, 3 dynamical systems, 4 electric control systems and long distance control system, 5 hydraulic pressure systems
System, 6 fuel tanks, 7 reversing globe valves, 8 pump group parts, 8-1 auxiliary pumps, 8-2 main pumps, the filter of 9 low pressure oils, the combination oil filter of 10 high pressure, 11
Pipe-coiling rack, 11-1 high pressure pipe-coiling racks, 11-2 low pressure pipe-coiling racks, 12 radiators, 13 pressure regulator valves, 14 overflow valves, 15 porous
Joint, 16 vaccum dewatering off gas systems, 17 oiling pump assemblies, 18 plane hydraulic systems.
Specific embodiment
Below in conjunction with the accompanying drawings explanation and specific embodiment are described in further detail to the utility model.
Embodiment 1：A kind of plateau type aviation hydraulic oil pump vehicle as shown in Figure 1,2 and 3, described aviation hydraulic oil pump vehicle
Be connected to plane hydraulic system into and out of on hydraulic fluid port, described aviation hydraulic oil pump vehicle is by automobile chassis 1, compartment 2, hydraulic pressure system
System 5, power drive system 3, electric control system 4 and long distance control system are constituted.
Power drive system described in the utility model 3 includes engine and speed-changing gear box；It is described in the utility model
Hydraulic system includes pipe-coiling rack 11, pump group part 8, combination oil filter 10, the low pressure oil filter 9, vaccum dewatering off gas system of fuel tank 6, high pressure
16th, oil return valve 7, radiator 12, efferent duct and oil return pipe；Described electric control system includes PLC control system, man-machine interaction
Interface, sensor, guidance panel, control circuit and power circuit；Long distance control system described in the utility model includes scene
Data acquisition module, field data transport module, on-vehicle information process computer, data-interface and remote monitoring center.
Embodiment 2：As shown in Figure 1,2 and 3, engine described in the utility model is connected to pump group by speed-changing gear box
On part 8, described pump group part 8 includes main pump 8-2 and auxiliary pump 8-1, and described oil return valve 7 is sequentially connected auxiliary pump 8- by efferent duct
1st, the oil-in of low pressure oil filter 9, main pump 8-2, high pressure combination oil filter 10, pipe-coiling rack 11 and plane hydraulic system 18, the aircraft
The oil-out of hydraulic system 18 is sequentially connected pipe-coiling rack 11 and oil return valve 7 by oil return pipe, and oil return valve 7 is provided with and supplies oil circulating pipe
It is connected on fuel tank 6, described PLC control system and on-site data gathering module is both connected to on-vehicle information and processes computer
On, described on-vehicle information processes computer and connects remote monitoring center by data-interface or field data transport module.
Embodiment 3：As shown in Figure 1,2 and 3, pipe-coiling rack described in the utility model 11 includes high pressure pipe-coiling rack 11-1 and low
Platen pipe support 11-2, low pressure pipe-coiling rack 11-2 are arranged on the lower section of high pressure pipe-coiling rack 11-1, and described high pressure pipe-coiling rack 11-1 connects
It is connected on efferent duct, described low pressure pipe-coiling rack 11-2 is connected on oil return pipe；Pull out when both are respectively used to be docked with aircraft
Hydraulic hose, dock into and out of on hydraulic fluid port with plane hydraulic system 18 respectively, docking terminate after, it is automatic by pipe-coiling rack 11
Withdraw hydraulic hose.
Embodiment 4：As shown in Figure 1,2 and 3, auxiliary pump 8-1 of the present utility model is arranged on the lower section of main pump 8-2, auxiliary pump 8-1
The fluid of plane hydraulic system 18 is absorbed, the hydraulic oil for providing enough flows for main pump 8-2 after low pressure oil filter 9 is filtered；It is main
The hydraulic oil of pump 8-2 outputs is delivered to entering for plane hydraulic system 18 through high pressure combination oil filter 10 and high pressure pipe-coiling rack 11-1
Hydraulic fluid port.
Embodiment 5：As shown in Figure 1,2 and 3, fuel tank of the present utility model 6 is provided with hard tube connection oiling pump assembly 17, institute
The oiling pump assembly 17 stated is used to supplement filling hydraulic oil for fuel tank 6.
Embodiment 6：As shown in Figure 1,2 and 3, radiator described in the utility model 12 connects respectively defeated by heat dissipation pipeline
Outlet pipe and oil return pipe, described heat dissipation pipeline 12 is connected on the efferent duct that low pressure oil is filtered between 9 and main pump 8-2, and described dissipates
Pipe line 12 is connected on the oil return pipe on oil return valve 7.
Embodiment 7：As shown in Figure 1,2 and 3, vaccum dewatering off gas system 16 described in the utility model is connected by pipeline
On the efferent duct of fuel tank 6；The system be used for self-circulation purifying hydraulic system oil liquid when except water degassing operation.
Embodiment 8：As shown in Figure 1,2 and 3, main pump 8-2 described in the utility model is provided with circulation line and surge pipe
Road, circulation line and pressure regulation pipeline are connected between main pump and oil return pipe, and described pressure regulation pipeline is provided with pressure regulator valve 13.
Embodiment 9：As shown in Figure 1,2 and 3, set between high pressure combination oil described in the utility model filter 10 and pipe-coiling rack 11
There is overflow passage, described overflow passage is connected on oil return pipe, and described overflow passage is provided with overflow valve 14.
Embodiment 10：As shown in Figure 1,2 and 3, efferent duct described in the utility model and oil return pipe are walked using U-shaped or S-shaped
To connected mode be connected between each device in hydraulic system.
Embodiment 11：As shown in Fig. 1,2,3 and 4, PLC control system of the present utility model connects respectively control by circuit
Circuit, human-computer interaction interface and sensor, described guidance panel connects respectively sensor, power circuit and control by circuit
Circuit, described control circuit is provided with temperature control circuit and spare interface.
Sensor of the present utility model includes output pressure detector, Output estimation device, oil liquid solid pollution degree inspection
Survey device, fluid moisture content detector, oil filter tracer, engine oil pressure detector, engine temperature sensing unit and
Engine speed sensor.
PLC control system of the present utility model connects respectively output pressure detector, output flow inspection by control circuit
Device, oil filter tracer are surveyed, described output pressure detector and output flow sensor is arranged on the outlet of main pump 8-2
Place, described oil liquid solid pollution degree sensor is arranged on the pipeline that high pressure is combined between oil filter 10 and pipe-coiling rack 11, described
Fluid moisture content detector be arranged in fuel tank 6, described oil filter tracer is separately mounted to high pressure combination oil filter 10
In low pressure oil filter 9.
Embodiment 12：As shown in Figure 1,2 and 3, engine oil pressure detector described in the utility model, engine temperature
Degree sensor, engine speed sensor are respectively mounted on the engine, and three is connected to on-vehicle information and processes by control circuit
On computer, the data of three are shown by operation interface, are directly displayed to site operation personnel and remote monitoring personnel, convenient
Operating personnel regulate and control in time.
Embodiment 13：As shown in Figure 1,2 and 3, engine described in the utility model includes hydraulic system engine and chassis
Engine, engine in situ is six-in-line, water-cooled, four strokes, charge inter cooling diesel engine.
Embodiment 14：As shown in Figure 1,2 and 3, the actual behaviour of plateau type aviation hydraulic oil pump vehicle described in the utility model
Make step：
1) turn on the power switch, check all display instruments.
2) enclosed button is pressed, now hydrant cart is in enclosed working condition；Enclosed indicator lamp bright (after several seconds).
3) efferent duct and oil return pipe of device are docked respectively with corresponding plane hydraulic system 18, application cleaning before docking
Gasoline cleaning valve at dirt, can use after drying.
4) needed to select hydrant cart different system to export simultaneously or individually output according to the test of plane hydraulic system 18.
5) system pressure regulation swing handle is adjusted to into less state.
6) engine, 5～10min of idling work are started（600～800r/min）, observe engine oil pressure and generating
Machine malfunction indicator lamp（Should go out）Rotating speed knob is adjusted, by engine peed stable in 2000r/min.
7) system is transferred to into output state.
8) system pressure that turns clockwise adjusts swing handle, test pressure pressure being adjusted to needed for plane hydraulic system；
During this, the pressure of hydrant cart and plane hydraulic system is proofreaded.
9) in docking process of the test, note observing return pressure and aux. pressure.
10) at the end of docking, rotate counterclockwise pressure and adjust swing handle, system pressure is adjusted to into below 5MPa.Output is opened
Close, system is in self-loopa state.Now, hydrant cart is again standby.
11) when stopping, rotate counterclockwise Oil Switch reduces engine speed until idling, closes power supply.
12) hydrant cart general supply is closed.
13) efferent duct and oil return pipe are unloaded, both is withdrawn into hydrant cart coiling pipe bender 11.
It should be noted that above-mentioned is only preferred embodiment of the present utility model, not for limiting the utility model
Protection domain, any combination or equivalents made on the basis of above-described embodiment belong to guarantor of the present utility model
Shield scope.
Claims (10)
1. a kind of plateau type aviation hydraulic oil pump vehicle, described aviation hydraulic oil pump vehicle be connected to plane hydraulic system into and out of
On hydraulic fluid port, it is characterised in that described aviation hydraulic oil pump vehicle by automobile chassis, compartment, hydraulic system, power drive system,
Electric control system and long distance control system are constituted；
Described power drive system includes engine and speed-changing gear box；
Described hydraulic system includes pipe-coiling rack, pump group part, fuel tank, high pressure combination oil filter, low pressure oil filter, vaccum dewatering degasification system
System, radiator, efferent duct and oil return pipe；
Described electric control system include PLC control system, human-computer interaction interface, sensor, guidance panel, control circuit and
Power circuit；
Described long distance control system includes that on-site data gathering module, field data transport module, on-vehicle information process are calculated
Machine, data-interface and remote monitoring center；
Described engine is connected in pump group part by speed-changing gear box, and described pump group part includes main pump and auxiliary pump, described
Efferent duct be sequentially connected main pump, high pressure combination oil filter, the oil-in of high pressure pipe-coiling rack and plane hydraulic system, the oil return pipe
The filter of low pressure pipe-coiling rack, auxiliary pump and low pressure oil is sequentially connected, many hole connectors are provided with fuel feed pump and are connected on fuel tank, described PLC
Control system and on-site data gathering module are both connected to on-vehicle information and process on computer, and described on-vehicle information is processed and calculated
Machine connects remote monitoring center by data-interface or field data transport module.
2. plateau type aviation hydraulic oil pump vehicle according to claim 1, it is characterised in that described pipe-coiling rack includes high pressure
Pipe-coiling rack and low pressure pipe-coiling rack, low pressure pipe-coiling rack is arranged on the lower section of high pressure pipe-coiling rack, and described high pressure pipe-coiling rack is connected to defeated
In outlet pipe, described low pressure pipe-coiling rack is connected on oil return pipe.
3. plateau type aviation hydraulic oil pump vehicle according to claim 1, it is characterised in that described radiator is by radiating
Pipeline connects respectively efferent duct and oil return pipe, and described heat dissipation pipeline is connected on the efferent duct between low pressure oil filter and main pump,
Described heat dissipation pipeline is connected on the oil return pipe on oil return valve.
4. plateau type aviation hydraulic oil pump vehicle according to claim 1, it is characterised in that described vaccum dewatering degasification system
System is connected on the efferent duct of fuel tank by pipeline.
5. plateau type aviation hydraulic oil pump vehicle according to claim 1, it is characterised in that described main pump is provided with pressure regulation
Pipeline, pressure regulation pipeline is connected between main pump and oil return pipe, and described pressure regulation pipeline is provided with pressure regulator valve.
6. plateau type aviation hydraulic oil pump vehicle according to claim 2, it is characterised in that described high pressure combination oil filter with
Overflow passage is provided between pipe-coiling rack, described overflow passage is connected on oil return pipe, and described overflow passage is provided with overflow
Valve.
7. the plateau type aviation hydraulic oil pump vehicle according to any one in claim 1-6, it is characterised in that described is defeated
Outlet pipe and oil return pipe are connected between each device in hydraulic system using the connected mode that U-shaped or S-shaped are moved towards.
8. plateau type aviation hydraulic oil pump vehicle according to claim 1, it is characterised in that described PLC control system is led to
Cross circuit and connect control circuit, human-computer interaction interface and sensor respectively, described guidance panel connects respectively biography by circuit
Sensor, power circuit and control circuit, described control circuit is provided with temperature control circuit and spare interface.
9. the plateau type aviation hydraulic oil pump vehicle according to claim 1 or 8, it is characterised in that described sensor includes
Output pressure detector, Output estimation device, oil liquid solid pollution degree detector, fluid moisture content detector, oil filter failure
Detector, engine oil pressure detector, engine temperature sensing unit and engine speed sensor.
10. plateau type aviation hydraulic oil pump vehicle according to claim 9, it is characterised in that described PLC control system is led to
Cross control circuit and connect output pressure detector, Output estimation device, oil filter tracer, described output pressure respectively
Detector and output flow sensor are arranged at main pump outlet, and described oil liquid solid pollution degree sensor is arranged on high pressure group
Close on the pipeline between oil filter and pipe-coiling rack, described fluid moisture content detector is arranged in fuel tank, described oil filter failure
Detector is separately mounted in high pressure combination oil filter and low pressure oil filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620880489.0U CN206125460U (en) | 2016-08-15 | 2016-08-15 | Highland type aviation hydraulic fluid pump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620880489.0U CN206125460U (en) | 2016-08-15 | 2016-08-15 | Highland type aviation hydraulic fluid pump truck |
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| Publication Number | Publication Date |
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| CN206125460U true CN206125460U (en) | 2017-04-26 |
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ID=58563631
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620880489.0U Active CN206125460U (en) | 2016-08-15 | 2016-08-15 | Highland type aviation hydraulic fluid pump truck |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106240837A (en) * | 2016-08-15 | 2016-12-21 | 中国人民解放军空军南京航空四站装备修理厂 | Plateau type aviation hydraulic oil pump vehicle |
| CN110376358A (en) * | 2019-06-24 | 2019-10-25 | 湖北三江航天红峰控制有限公司 | The granularity sync detection device and detection method of vacuum filling |
| CN111678049A (en) * | 2020-04-14 | 2020-09-18 | 中国人民解放军空军南京航空四站装备修理厂 | Aircraft ground hydraulic oil pump vehicle with quick-change connector |
-
2016
- 2016-08-15 CN CN201620880489.0U patent/CN206125460U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106240837A (en) * | 2016-08-15 | 2016-12-21 | 中国人民解放军空军南京航空四站装备修理厂 | Plateau type aviation hydraulic oil pump vehicle |
| CN106240837B (en) * | 2016-08-15 | 2019-06-21 | 中国人民解放军空军南京航空四站装备修理厂 | Plateau type aviation hydraulic oil pump vehicle |
| CN110376358A (en) * | 2019-06-24 | 2019-10-25 | 湖北三江航天红峰控制有限公司 | The granularity sync detection device and detection method of vacuum filling |
| CN111678049A (en) * | 2020-04-14 | 2020-09-18 | 中国人民解放军空军南京航空四站装备修理厂 | Aircraft ground hydraulic oil pump vehicle with quick-change connector |
| CN111678049B (en) * | 2020-04-14 | 2022-07-08 | 中国人民解放军空军南京航空四站装备修理厂 | Aircraft ground hydraulic oil pump vehicle with quick-change connector |
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