CN106768699A - Source of the gas and rudder system testing equipment - Google Patents
Source of the gas and rudder system testing equipment Download PDFInfo
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- CN106768699A CN106768699A CN201611081979.5A CN201611081979A CN106768699A CN 106768699 A CN106768699 A CN 106768699A CN 201611081979 A CN201611081979 A CN 201611081979A CN 106768699 A CN106768699 A CN 106768699A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
Abstract
The invention discloses a kind of source of the gas and rudder system testing equipment, including gas cylinder combined system, the gas cylinder combined system includes that air supply system, tracheal system air inlet are test mouth, gas outlet by the road, threeway connection the first pressure reducer and the second pressure reducer.It is contemplated that realizing carrying out combination property detection to source of the gas, rudder system using the source of the gas, rudder system testing equipment.Including：The pressure of air supply system, data on flows detection, the detection of steering wheel data on flows, the detection of pressure setup time, and above-mentioned data are shown, record, preserved；Additionally, equipment can also realize itself air tightness test, air supply system air tightness test, external pipeline system air tightness test, air supply system pressure reducer testing performance index；External pressure sensor performance test.Possesses highly integrated property, easily mobile, easy to operate etc. multinomial outstanding advantages.
Description
Technical field
The present invention relates to a kind of testing equipment, more particularly to a kind of source of the gas and rudder system testing equipment.
Background technology
Gas cylinder combined system is air supply system, is the equipment of the compressed air that can store, provide relevant pressure.
The composition of gas cylinder combined system includes：Air supply system, electric detonation valve pressure inlet, hand stop valve, cap nut
And pressure inlet, threeway, pressure reducer.Its theory of constitution figure such as Fig. 1.
After top off, pressure is 35MPa to air supply system.By debugging pressure reducer 1,2, the outlet of pressure reducer 1 can be made
Pressure Q1 is 1.4 ± 0.15MPa of power, flow 750L/min；The outlet pressure of pressure reducer Q2 is 0.9 ± 0.1MPa, flow 240L/
min。
In terms of space flight, the conversion of missile attitude, such as pitching, driftage, rolling campaign have been cooperated by steering wheel
Into.Steering wheel is the executing agency of missile control system, and its function is the mobile governor motion according to the control signal of control system
To produce the operating torque to subsystem, guided missile rudder face or aileron movement are controlled, change its flight path, realize fast reserve
Property.Used as the important component of Missile Guidance And Control System, the quality of steering wheel performance directly decides missile flight process
Dynamic quality and guidance precision.
The steering wheel type that vapour-pressure type steering wheel is commonly used as guided missile, its flow is fine or not and in stable condition as steering wheel performance is judged
Important indicator, it is necessary to by frequently experiment, detection.
The content of the invention
The purpose of the present invention is that a kind of source of the gas for solving the above problems of offer and rudder system testing equipment.
To achieve these goals, the technical solution adopted by the present invention is such：A kind of source of the gas and rudder system testing equipment, bag
Gas cylinder combined system is included, the gas cylinder combined system includes that air supply system, the air supply system air inlet are test mouth, goes out
Gas port by the road, threeway connection the first pressure reducer and the second pressure reducer, also including rack, data collecting system, control computer
And power supply unit, the gas cylinder combined system be located at rack in, and rack be provided with 5 external interface W1 interfaces, W2 interfaces,
Q1 interfaces, Q2 interfaces, Q3 interfaces, each interface are provided with plug；
The W1 interfaces and W2 orifices, and be sequentially provided between W1 interfaces and W2 interfaces hand stop valve K1, pressure gauge P1,
Hand stop valve K2, pressure gauge P2, first pressure transmitter, first pressure transmitter is near W2 interfaces, and W2 interfaces are through flexible pipe
Connected with test mouth, a magnetic valve is also parallel with hand stop valve K2；
After the Q1 interfaces are through first flowmeter, hand stop valve K3, second pressure transmitter, pressure gauge P4, the first overflow valve,
By the outlet of the pressure reducer of soft pipe connection second,
After the Q2 interfaces, Q3 interfaces merge through threeway, successively through second flowmeter, hand stop valve K4, the 3rd pressure inverting
After device, pressure gauge P3, the second overflow valve, by the outlet of the pressure reducer of soft pipe connection first；
Each pressure transmitter, flowmeter, magnetic valve are connected with data collecting system, and pressure signal, flow signal are converted to
Electric signal sends into data collecting system；
The data collecting system is connected with control computer by usb bus, is collected each electric signal and is transformed into numeral
After signal control computer is sent to by usb bus；
After the control computer obtains the pressure signal of numeral, flow signal treatment, time pressure curve and time are depicted as
Flow curve simultaneously shows.
As preferred：Gas cylinder combined system is connected with interface using pipeline, and the pipeline uses stainless steel jointless steel
Pipe.
As preferred：The pressure gauge P1, pressure gauge P2, pressure gauge P3, the surface of pressure gauge P4 are arranged at outside rack
Wall.
As preferred：Pressure gauge P1, the measurement range of pressure gauge P2 are 0 ~ 40MPa；The measurement of pressure gauge P3, pressure gauge P4
0 ~ 2Mpa of scope.
As preferred：Said supply unit is 24V dc sources.
As preferred：The side of cabinet is additionally provided with J1 interfaces and J2 interfaces, the J1 interfaces connect the first overflow valve and
Its correspondence flexible pipe, J2 interfaces connect the second overflow valve and its correspondence flexible pipe.
Compared with prior art, the advantage of the invention is that：The present invention can realize carrying out combination property to source of the gas, rudder system
Detection.Including：The pressure of air supply system, data on flows detection, the detection of steering wheel data on flows, the detection of pressure setup time, and it is right
Above-mentioned data are shown, are recorded, are preserved；Additionally, equipment can also realize that itself air tightness test, air supply system air-tightness are surveyed
Examination, external pipeline system air tightness test, air supply system pressure reducer testing performance index；External pressure sensor performance test.
To meet to the our factory voluntarily scheduling and planning of the gas cylinder combined system of development and production and examination.In production debugging, by right
Pressure reducer is debugged under the conditions of bringing onto load to the precision of pressure reducer；In Product Acceptance Review, mainly to the pressure of air supply system
The isoparametric quantitative determination of setup time, pressure precision, flow accuracy, carries out the performance test under various environmental conditions.Compare
Legacy equipment, the invention increases multinomial important test function newly, and possesses highly integrated property, and easily mobile, easy to operate etc. multinomial protrusion is excellent
Point.
Brief description of the drawings
Fig. 1 is gas cylinder combined system theory of constitution figure；
Fig. 2 is circuit theory diagrams of the present invention；
Fig. 3 is this hair invention hardware connection figure.
In figure：1st, air supply system；2nd, electric detonation valve pressure inlet；3rd, threeway；4th, the first pressure reducer；5th, the second pressure reducer；6、
First pressure transmitter；7th, second pressure transmitter；8th, the 3rd pressure transmitter；9th, the first overflow valve；10th, the second overflow valve；
11st, first flowmeter；12nd, second flowmeter；13rd, magnetic valve.
Specific embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Embodiment 1：Referring to Fig. 1 to Fig. 3, a kind of source of the gas and rudder system testing equipment, including gas cylinder combined system, it is described
Gas cylinder combined system includes that air supply system 1, the air inlet of the air supply system 1 are test mouth, and gas outlet is by the road, threeway 3 connects
The first pressure reducer 4 and the second pressure reducer 5 are connect, air supply system 1 is provided with electric detonation valve pressure inlet 2, also including rack, data acquisition
System, control computer and power supply unit, the gas cylinder combined system are located in rack, and rack is provided with 5 to external
Mouth W1 interfaces, W2 interfaces, Q1 interfaces, Q2 interfaces, Q3 interfaces, each interface are provided with plug；
The W1 interfaces and W2 orifices, and be sequentially provided between W1 interfaces and W2 interfaces hand stop valve K1, pressure gauge P1,
Hand stop valve K2, pressure gauge P2, first pressure transmitter 6, first pressure transmitter 6 is near W2 interfaces, and W2 interfaces are through soft
Pipe is connected with test mouth, and a magnetic valve 13 is also parallel with hand stop valve K2；
The Q1 interfaces are through first flowmeter 11, hand stop valve K3, second pressure transmitter 7, pressure gauge P4, the first overflow valve
After 9, by the outlet of the second pressure reducer of soft pipe connection 5；
After the Q2 interfaces, Q3 interfaces merge through threeway 3, become through second flowmeter 12, hand stop valve K4, the 3rd pressure successively
After sending device 8, pressure gauge P3, the second overflow valve 10, by the outlet of the first pressure reducer of soft pipe connection 4；
Each pressure transmitter, flowmeter, magnetic valve 13 are connected with data collecting system, and pressure signal, flow signal are changed
For electric signal sends into data collecting system；
The data collecting system is connected with control computer by usb bus, is collected each electric signal and is transformed into numeral
After signal control computer is sent to by usb bus；
After the control computer obtains the pressure signal of numeral, flow signal treatment, time pressure curve and time are depicted as
Flow curve simultaneously shows.
In the present embodiment：Gas cylinder combined system is connected with interface using pipeline, and the pipeline uses stainless steel jointless
Steel pipe；The pressure gauge P1, pressure gauge P2, pressure gauge P3, the surface of pressure gauge P4 are arranged at rack outer wall；Pressure gauge P1,
The measurement range of pressure gauge P2 is 0 ~ 40MPa；0 ~ the 2Mpa of measurement range of pressure gauge P3, pressure gauge P4；Said supply unit is
24V dc sources；The side of cabinet is additionally provided with J1 interfaces and J2 interfaces, and the J1 interfaces connection the first overflow valve 9 is right with its
Answer flexible pipe, the second overflow valve of J2 interfaces connection 10 and its correspondence flexible pipe.
Rack total 1530mm high, beam overall 1520mm, work top 960mm high, the white baking vanish of outward appearance spray；Rack parameter is indicated
Face is fixed with 19 cun of industrial displays, pressure gauge and the adjustable D.C. regulated power supply of output voltage.Rack work top is fixed with
The key mouse suit and stop valve of control computer.Cabinet inner region is divided into two regions of pneumatic line and electrical cable system, with black
Color fixing plate separates.Electrical areas are fixed with industrial computer and data collecting system, and two cabinets are solid and reliable with fixed plate.
Pneumatic line system realm is fixed with magnetic valve 13, pressure transmitter, flowmeter, overflow valve and pipe-line system.Pipe-line system
It is solid and reliable, without gas leak phenomenon.
Essential electrical functional part of the present invention includes：Control computer, data collecting system, pressure transmitter, flowmeter,
D.C. regulated power supply, cable etc..
The virtual instrument software operated in control computer sends control instruction by usb bus to data collecting system
With acquisition data；Voltage-stabilized power supply provides 24VDC high-precision powers for data collecting system.Data collecting system is by internal secondary
24V power supplys are supplied to pressure transmitter, flowmeter, magnetic valve 13 by power module again；Pressure transmitter, flowmeter by pressure,
Flow signal is converted to electric signal feeding data collecting system, and electric signal is changed into data signal and passed through by data collecting system
Usb bus are sent to control computer, and virtual instrument software realizes resolving, display, storage, the playback of data.
Industrial computer in equipment control computer is used and grinds magnificent IPC 610L industrial computers, standard 4U cabinets.CPU is Intel
The dual core processor of Duo 2,2.8GHz；Internal memory DDR3 2G；Hard disk 500G；CD-ROM drive DVD imprintings.Industrial computer leads to support, installing plate
Screw is crossed to fix, it is solid and reliable.
Display in control computer uses CNUS, 19 cun of industrial displays of T190pc types, and resolution ratio is 1280*
1024.Configured with two heads VGA line, power supply becomes line ball.Display is fixed on rack parameter index plane by the annex of left and right ear, surely
Gu it is reliable.
Keyboard in control computer is embedded in rack operating table surface.
Data collecting system uses 2U standard PC cases.Cabinet inside incorporate secondary power supply module, data acquisition module, after
The specialty board such as appliance controling plate.Between board, board and between coupling use 0.2mm2Teflon silver jacketed wire carry out
Welding, core is the silver-plated wire material of high purity oxygen free copper, and the high and low internal resistance of silver-plated thickness, purity, low-loss resist with excellent
Data are had high fidelity by ageing properties, it is adaptable to the back panel wiring of communication apparatus and electronic instrument, effectively prevent data
Between interference.Sampling channel uses same reference ground（Housing）.
Data acquisition module can be realized being powered for pressure transmitter, flowmeter；The data letter of collection pressure, traffic channel
Number.Its basic parameter is as follows：Can the collection of the amount of simulation；Wherein data collecting system basic parameter is as follows：Resolution ratio：16bit；
Input power：24VDC；Simulation input impedance：10MΩ；Sampling rate：1000 sampled points/s；Sampling channel number：12 tunnels；Measurement
Precision：±0.1%；Operating temperature：50 DEG C of 10 DEG C ~ ﹢ of ﹣；Bus form：Usb bus.
D.C. regulated power supply is using the bright Pu Yuan high accuracy of the Chinese, the program control voltage-stabilized power supply of low ripple.For data collecting system is provided
24V dc sources.Its Specifeca tion speeification：Input voltage 220VAC；0 ~ 30V of output voltage range is adjustable；Output current scope 0
~ 5A is adjustable；Output ripple is less than 1%；Possess overvoltage, overcurrent, over-temperature protection.
On the same plane, power supply is included in interior of equipment cabinet for D.C. regulated power supply and rack parameter index plane, adjusting knob and
Output voltage display screen exposes rack parameter index plane, is easy to operation with observation.D.C. regulated power supply passes through supporting plate and cassette tape
It is fixed, it is solid and reliable.
Cable mainly includes in equipment：Cable between data collecting system and pressure transmitter, flowmeter, magnetic valve 13
Line.Cable is pressure transmitter, flowmeter, the offer power supply of magnetic valve 13 and transmits gathered data signal.Cable system in equipment
One uses RVVP7 × 0.13 shielding line.Cable routing has been fixed, and lays specification clean and tidy.
Air-channel system main function components of the present invention include：Gas cylinder combined system, pressure gauge, pressure transmitter, flow
Meter, magnetic valve 13, hand stop valve, overflow valve, steering wheel, pipeline and pipeline connecting parts etc..
Pressure gauge：Equipment carries out metering inspection using 0 ~ 60MPa/0.25 grades and each two pieces of 0 ~ 6MPa/0.25 stage pressure tables
It is fixed qualified.It is respectively used to measure source outlet pressure（Pressure gauge P1）, pressure reducer inlet pressure（Second pressure table）, two decompressions
The outlet pressure of device（First, second pressure reducer 5 is exported）.Pressure gauge installs fixed fastening reliability, and is filled using explosion-proof protection
Put.
Pressure transmitter：Equipment is using the serial high stability pressure transmitters 3 of MicroSensor MPM489.Its is main
Technical indicator is as follows：20 ~ 2MPa of measurement range, 10 ~ 40MPa；Accuracy is less than 0.25%FS；0 ~ 5VDC of output pressure；It is defeated
Go out impedance less than 3K Ω；Power supply 11V ~ 28VDC；Process connection M20 × 1.5 external screw thread band waterline is sealed；Overload pressure
1.5 times of full-scale pressures.Three pressure transmitters are respectively used to measurement pressure reducer inlet pressure, the outlet pressure of pressure reducer 1, decompression
The outlet pressure of device 2.
Pressure transmitter is connected by globe joint, cap nut and pipeline.Because vibration equipment source has obtained effective suppression
System, therefore the normal detection of pressure transmitter, sensing vibrated will not be disturbed.
Flowmeter：Equipment is using Sevenstar D07-60BM series high accuracy, high stability, big flow mass flowmenter
2.Its key technical indexes is as follows：One 0 ~ 500L/min of full scale input range, 0 ~ 1000L/min of another；Precision ±
2%FS；The linearity ± 1%FS；Repeatable accuracy ± 0.2%FS；Response time≤10sec；Pressure-resistant 3MPa；Leak rate 1 × 10-8scc/
s；0 ~ 5VDC of signal output；Power supply 24VDC.Two flowmeters are respectively used to measure two rates of discharge of pressure reducer.
Flowmeter is installed using horizontal, is fixed by screws on installing plate, and fixed form vibration-isolating effect is excellent.
Magnetic valve 13：Installation electromagnetical valve 13 employs Kai Mai（Luoyang）The DCF7 electric solenoid valves 13 of source of the gas Co., Ltd.
Its key technical indexes is as follows：2/2-way normally closed type high-pressure solenoid valve 13, operating pressure 21MPa；Operating voltage 24V ~
27VDC；Inside nominal diameter φ 9.5mm；Response time≤250ms.The magnetic valve 13 is used to open two inlet pressures of pressure reducer.
Magnetic valve 13 is fixed on support base, and support base is fixed by screws on installing plate.This fixed solution is effectively
Harmful effect when inhibiting magnetic valve 13 to open every time produced by vibration.
Hand stop valve：This equipment uses 4 hand stop valves.Using the Y5704.4-91 of Ningbo Xingjian Aerospace Machinery Plant
Hand stop valve.Its key technical indexes is as follows：Inside nominal diameter 10mm, nominal pressure 35MPa, M22 × 1.5,37 °.This 4
Hand stop valve is respectively used to control the break-make of source of the gas, leading between the break-make between source of the gas and pressure-reducing valve, pressure reducer 1 and load
Break-make between disconnected, pressure reducer 2 and load.
Hand stop valve is fixed on equipment operation table top stainless steel faceplate, solid and reliable, simple operation.
Overflow valve：This equipment uses 2 overflow valves.Using the KJ24-1/01 safety valves of Ningbo Xingjian Aerospace Machinery Plant.Its
The key technical indexes is as follows：Inside nominal diameter 10mm, 1 ~ 2MPa of nominal pressure, M22 × 1.5,37 °.Two overflow valves are piston
Formula opens working method, for ensureing two safe pressures of pressure reducer outlet, the safe-working pressure set by overflow valve 1,2
It is 2MPa.When overflow valve is closed, air-tightness is excellent, it is ensured that 10min is without gas leak phenomenon.
Pipeline and pipeline connecting parts：It is the stainless-steel seamless pipe of 0Cr18Ni9Ti, pipeline rule that pipeline uses material trademark
Lattice have two kinds：A kind of specification 14 × 2（External diameter 14, wall thickness 2, latus rectum 10）It is hand stop valve, magnetic valve 13, overflow valve, pressure
Transmitter, flowmeter, between coupling connect use；A kind of specification 6 × 1（External diameter 6, wall thickness 1, latus rectum 4）It is pressure gauge and pipe
Connected between the system of road and used.Pipeline connection is attached according to source of the gas/rudder system testing equipment fundamental diagram, the peace of pipeline
Fill, connect and lay the rule for meeting pipeline arrangement.Pipe-line system, pipe joint, valve etc. have carried out air-tightness inspection
Look into, without gas leak phenomenon.
The W1 interfaces of equipment, W2 interfaces, J1 interfaces, J2 interfaces, Q1 interfaces, Q2 interfaces, Q3 interface specifications be M18 ×
1.5,37 ° of inner cones.37 ° of bulb connecting-type high pressure rubber hoses of the Ningbo satellite and the rocket are connected by with peripheral product.Its thread size
It is M22 × 1.5, joint latus rectum 10mm.And be the place of the needs such as equipment entrance, equipment rubber hose and gas cylinder, pressure reducer,
Adapter is provided.
Test equipment please ensure that all hand stop valves are all closed using preceding.Air supply system 1, steering wheel with
Equipment connection is correct.Ensure that pressure reducer and overflow valve are debugged to meet the performance indications required by design, i.e. pressure reducer
Q1 is 1.4 ± 0.15MPa of pressure, flow 750L/min；Pressure reducer Q2 is 0.9 ± 0.1MPa of pressure, flow 240L/min；Two
The Opening pressure of overflow valve is 2MPa.
Pressure gauge P1 indicates bleed pressure, P2 to indicate the inlet pressure of pressure reducer Q1 and Q2, P3 to indicate pressure reducer in equipment
Q1 outlet pressures, P4 indicates pressure reducer Q2 outlet pressures.Please according to manometric reading as debugging foundation during equipment debugging.
The hand stop valve K1 of source outlet pressure is opened, pressure gauge P1 readings debug reference as bleed pressure.Open
The hand stop valve K2 of pressure reducer inlet pressure, pressure gauge P2 readings debug reference as the inlet pressure of pressure reducer Q1 and Q2.
Hand stop valve K3, K4 is kept to open.Pressure gauge P3, P4 reading debug ginseng respectively as the outlet pressure of pressure reducer Q2 and Q1
According to.
To ensure that equipment, using normal, refer to following flow and be operated.
Joint test pipeline ----connection cable ----open electrical equipment power switch ----Open valve ----operation
Software ----start test.
The power input line of industrial computer, display, D.C. regulated power supply is inserted the electric power plug socket of 220VAC.First, beat
Open the power switch of industrial computer, display, D.C. regulated power supply；Next presses the output switch of D.C. regulated power supply；Finally press
The power switch of lower data collecting system.To make test data more accurate, it is proposed that upper electric preheating 5min.
Open the hand stop valve K1 of source outlet pressure.Open the hand stop valve K2 or electromagnetism of pressure reducer inlet pressure
Valve 13, the unlatching of magnetic valve 13 need to send control instruction by software.The function phase of hand stop valve K2 and magnetic valve 13 is same, can
Replace.But if pressure setup time need to be measured, and hand stop valve K2 please be close, control instruction opens solenoid valve is sent by software
13.Keep hand stop valve K3, K4 to open, if only needing to test the data of pressure reducer export branch road all the way, only keep its branch road pair
The hand stop valve answered is opened.
1st, the pressure flow of air supply system 1 test
It is connected into air supply system 1 and pressure-reducing valve, load uses air pressure steering wheel, equipment integrated testability pressure, flow.
2nd, steering wheel flow rate test
It is connected into air supply system 1 and pressure-reducing valve, 3 outlets of equipment is connected into air pressure steering wheel, tests steering wheel flow.
3rd, equipment itself air-tightness functional check test
Equipment is not connected into air supply system 1 and pressure-reducing valve, and W2 is connected by threeway 3 and short steel pipes with J1, J2.Q1, Q2, Q3 plug
Closure.Do the test of equipment itself airtight test.Test pressure control must not exceed 2MPa.
The airtight test passes criterion of equipment itself：The logical 1.5MPa pressure of the air source inlet W1 of slave unit, equipment exhaust
Mouth is blocked with plug, and with pressure gauge reading as judgment standard, pressurize test continues 1h, within step-down 0.1MPa, is then judged as gas
Density test is qualified.
4th, the air tightness test of air supply system 1
Equipment is connected into air supply system 1 and pressure-reducing valve.Q1, Q2, Q3 are blocked with plug.
The airtight test passes criterion of air supply system 1：The logical pressure 0.5+0.1MPa of the air source inlet W1 of slave unit are high-purity
Nitrogen carries out air seal test to the pipeline of air supply system 1, shuts hand stop valve K3, K4 in equipment, is judgement with pressure gauge reading
Benchmark, when pressure gauge P2 readings have reached 0.5MPa, closes magnetic valve 13 and gas source feed, and dwell time 3min must not leak
Gas, then be judged as airtight test passes.
5th, external pipeline system air tightness test
Before this function test, please by steel pipe and the joint of threeway 3 and fastener for connection W2 and J1, the connection of external pipeline system one end
Q1, the other end is blocked with plug.（Note：Test pressure must not exceed 2MPa, and otherwise overflow valve can be opened）
6th, pressure setup time test
Hand stop valve K2 is closed, computer controls magnetic valve 13 is opened, this moment timing initial value.Criterion is pressure transmitter
3, when pressure sensor 3 reaches the pressure threshold 1.3MPa of inner setting, the time this moment is recorded, and subtract each other with initial value, obtain
Pressure setup time simultaneously shows.
7th, pressure reducer testing performance index
Pressure reducer outlet pressure is debugged, pressure reducer Q1 outlet pressures are 1.5MPa, pressure reducer Q2 outlet pressures are 1.0MPa.
Equipment does pressure, flow rate test, and software is shown that data can be with report form in real time according to the data of pressure sensor 2,3
Record, preservation.
8th, external pressure sensor test
By threeway 3 and short steel pipes by between external pressure sensor access W2 and J1（Air supply system 1 is not connected into）, external pressure
The data acquisition unit of the electric interfaces access device of sensor.Pressure data to external pressure sensor is tested, and will
The test data and equipment pressure data of itself is contrasted, and is substantially judged with being made to external pressure sensor performance.
Claims (6)
1. a kind of source of the gas and rudder system testing equipment, including gas cylinder combined system, the gas cylinder combined system include source of the gas
System, the air supply system air inlet for test mouth, gas outlet by the road, threeway connection the first pressure reducer and the second pressure reducer,
It is characterized in that：Also include rack, data collecting system, control computer and power supply unit, the gas cylinder combined system position
In in rack, and rack to be provided with 5 external interface W1 interfaces, W2 interfaces, Q1 interfaces, Q2 interfaces, Q3 interfaces, each interface equal
Equipped with plug；
The W1 interfaces and W2 orifices, and be sequentially provided between W1 interfaces and W2 interfaces hand stop valve K1, pressure gauge P1,
Hand stop valve K2, pressure gauge P2, first pressure transmitter, first pressure transmitter is near W2 interfaces, and W2 interfaces are through flexible pipe
Connected with test mouth, a magnetic valve is also parallel with hand stop valve K2；
After the Q1 interfaces are through first flowmeter, hand stop valve K3, second pressure transmitter, pressure gauge P4, the first overflow valve,
By the outlet of the pressure reducer of soft pipe connection second,
After the Q2 interfaces, Q3 interfaces merge through threeway, successively through second flowmeter, hand stop valve K4, the 3rd pressure inverting
After device, pressure gauge P3, the second overflow valve, by the outlet of the pressure reducer of soft pipe connection first；
Each pressure transmitter, flowmeter, magnetic valve are connected with data collecting system, and pressure signal, flow signal are converted to
Electric signal sends into data collecting system；
The data collecting system is connected with control computer by usb bus, is collected each electric signal and is transformed into numeral
After signal control computer is sent to by usb bus；
After the control computer obtains the pressure signal of numeral, flow signal treatment, time pressure curve and time are depicted as
Flow curve simultaneously shows.
2. source of the gas according to claim 1 and rudder system testing equipment, it is characterised in that：Gas cylinder combined system and interface
Connected using pipeline, the pipeline uses stainless-steel seamless pipe.
3. source of the gas according to claim 1 and rudder system testing equipment, it is characterised in that：The pressure gauge P1, pressure gauge
P2, pressure gauge P3, the surface of pressure gauge P4 are arranged at rack outer wall.
4. source of the gas according to claim 1 and rudder system testing equipment, it is characterised in that：Pressure gauge P1, pressure gauge P2
Measurement range is 0 ~ 40MPa；0 ~ the 2Mpa of measurement range of pressure gauge P3, pressure gauge P4.
5. source of the gas according to claim 1 and rudder system testing equipment, it is characterised in that：Said supply unit is that 24V is straight
Stream power supply.
6. source of the gas according to claim 1 and rudder system testing equipment, it is characterised in that：The side of cabinet is additionally provided with J1
Interface and J2 interfaces, the J1 interfaces connect the first overflow valve and its correspondence flexible pipe, and J2 interfaces connect the second overflow valve and its is right
Answer flexible pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611081979.5A CN106768699B (en) | 2016-11-30 | 2016-11-30 | Gas source and rudder system detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611081979.5A CN106768699B (en) | 2016-11-30 | 2016-11-30 | Gas source and rudder system detection device |
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| Publication Number | Publication Date |
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| CN106768699A true CN106768699A (en) | 2017-05-31 |
| CN106768699B CN106768699B (en) | 2019-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611081979.5A Active CN106768699B (en) | 2016-11-30 | 2016-11-30 | Gas source and rudder system detection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764541A (en) * | 2017-11-30 | 2018-03-06 | 宁波星箭航天机械有限公司 | A kind of high temperature, high pressure, angle swinging test system |
| CN110487530A (en) * | 2019-08-30 | 2019-11-22 | 四川航天长征装备制造有限公司 | A kind of pressure reducer Dynamic performance examination system and device |
| CN111043525A (en) * | 2019-10-25 | 2020-04-21 | 江西洪都航空工业集团有限责任公司 | Gas circuit test box of integrated form |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764541A (en) * | 2017-11-30 | 2018-03-06 | 宁波星箭航天机械有限公司 | A kind of high temperature, high pressure, angle swinging test system |
| CN110487530A (en) * | 2019-08-30 | 2019-11-22 | 四川航天长征装备制造有限公司 | A kind of pressure reducer Dynamic performance examination system and device |
| CN110487530B (en) * | 2019-08-30 | 2021-06-15 | 四川航天长征装备制造有限公司 | Dynamic performance test system and device for pressure reducer |
| CN111043525A (en) * | 2019-10-25 | 2020-04-21 | 江西洪都航空工业集团有限责任公司 | Gas circuit test box of integrated form |
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| CN106768699B (en) | 2019-09-24 |
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