CN202718968U - Emulation device for tests - Google Patents
Emulation device for tests Download PDFInfo
- Publication number
- CN202718968U CN202718968U CN 201220392790 CN201220392790U CN202718968U CN 202718968 U CN202718968 U CN 202718968U CN 201220392790 CN201220392790 CN 201220392790 CN 201220392790 U CN201220392790 U CN 201220392790U CN 202718968 U CN202718968 U CN 202718968U
- Authority
- CN
- China
- Prior art keywords
- emulation
- oil
- test
- position unit
- oil supply
- 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.)
- Expired - Fee Related
Links
Images
Abstract
The utility model relates to an emulation device for tests. The emulation device for the tests comprises an oil supply system, a measuring and controlling system and an emulation system. The oil supply system comprises at least two oil supply lines and an oil return line, and oil supply openings in the oil supply lines and an oil return opening in the oil return line are all connected to a test rack which is used for placing a to-be-tested device. The measuring and controlling system comprises a sensor used to detect the working condition of the to-be-tested device, a signal output end of the sensor is connected to an upper computer through a signal conditioning box, and an output port of the upper computer is controlled by the signal conditioning box and connected to the test rack through the signal conditioning box. The emulation system comprises a lower computer which is provided with an emulation system, and the upper computer is connected with the lower computer in communication mode. According to the emulation device for the tests, the measuring and controlling system is used to collect relevant data in real time and carry out real-time emulation analyses at the same time, the real-time detection result is compared to a real-time emulation analysis result of a computer to be analyzed, and therefore the quality and accuracy of the tests are greatly improved, and a foundation is laid for further study.
Description
Technical field
The utility model relates to a kind of test emulation equipment of hydraulic pressure measurement and control area.
Background technique
Application number is that 201120103938.8 Chinese patent application " the pilot hydraulic fluid car that is used for plane hydraulic system " provides a kind of plane hydraulic system test car that is, is mainly used in being the hydraulic system fuel feeding, and oil supply system comprises oil feeding line and oil return circuit.Along with technical development, further optimize the hydraulic system performance, the relevant concrete data of hydraulic system, oil supply system during this just need to be tested at least.Yet such scheme does not possess such function.
The model utility content
The purpose of this utility model is to provide a kind of test emulation equipment, is unsuitable in order to solve prior art problem that hydraulic system is tested, analyzed.
For achieving the above object, scheme of the present utility model is: a kind of test emulation equipment, comprise oil supply system, TT﹠C system and analogue system, described oil supply system comprises at least two oil feeding lines and an oil return circuit, the oil-feed port of oil feeding line, the return opening of oil return circuit all are connected on test-bed, and test-bed is used for placing device under test; TT﹠C system comprises the sensor for detection of the device under test operating mode, and the signal output part of sensor is connected to upper-position unit by signal process box, and the output port of upper-position unit is by the described test-bed of described signal process box control connection; Described analogue system comprises a lower-position unit that analogue system is installed, and upper-position unit is connected with the lower-position unit communication.
The output port of described upper-position unit is by the rapid pipe joint on the described test-bed of described signal process box control connection.
Described upper-position unit is connected by the communication of RS232 communication conversion module with lower-position unit.
The utility model provides oil supply system, TT﹠C system and analogue system, when oil supply system is the testing apparatus fuel feeding, carried out the Real-time Collection of related data by TT﹠C system, simultaneously set up the model of testing apparatus and computer simulation model is carried out the real-time simulation analysis in analogue system, then real-time testing result and Computer real time simulation analysis result are analyzed, quality, the accuracy of test are improved greatly, also lay the foundation for further studying.
Description of drawings
Fig. 1 is oil supplying device and test-bed structural drawing;
Fig. 2 is the TT﹠C system schematic diagram;
Fig. 3 is that rack forms schematic diagram;
label note: 1, 2, 8, 49, 50 Stainless Steel Ball Valves, 3 sampling cocks, 4 liquid level liquid thermometers, 5 air filters, 6 fluid level controllers, 7, 19 temperature transducers, 9, 48 stainless steel Y valves, 10, 15, 20, 21, 38, 39, 46 filters, 11, 14, 43 sebific ducts, 12 stainless steel solenoid valves, 13, 44 pump assembly spares, 16, 41, 45 one-way valves, 17 pressure transducers, 18, 40 accumulators, 22, 37 proportional pressure control valves, 23 electromagnetic relief valves, 24 pressure transmitters, 25 pressure measuring tie-ins, 26, 30 pressure gauges, 27 pressure meter switches, 28, 34 flow transducers, 29, 33 high-pressure ball valves, 31, 32 rapid pipe joints, 35 relief valves, 36 selector valves, 42 radiators.
Embodiment
The utility model is described in more detail below in conjunction with accompanying drawing.
Test emulation equipment as shown in Figure 1, comprise oil supply system, oil supply system comprises oil feeding line, oil return circuit and for the test-bed of placing subjects, test-bed is provided with for the oil outlet of joint test object and oil supplying device, the rapid pipe joint of return opening; As Fig. 1, fuel tank is connected with two oil feeding lines (as figure, He Xialu sets out on a journey, lower road flow is 0～30L/min, the flow of setting out on a journey be 0～80L/min) with oil return circuit (as figure, middle one the tunnel), every oil feeding line comprise the variable displacement pump 41, the accumulator 40 that set gradually from fuel tank to described oil outlet, go out oil strainer 39,38 and outlet valve 33; Oil return circuit comprises oil return filter 15 and the radiator 42 that sets gradually from described return opening to described fuel tank.
Be equipped with pressure measuring device in oil feeding line, oil return circuit; The pressure measuring device of oil feeding line be arranged on out oil strainer 39,38 and outlet valve 33 between; The pressure measuring device of oil return circuit is arranged between oil return filter 15 and return opening, go out oil strainer 39,38 and outlet valve 33 between also be provided with flow transducer 34.
Be provided with safe overflow mechanism between oil feeding line and fuel-displaced oil circuit, safe overflow mechanism one end be connected to oil feeding line go out oil strainer 39,38 and flow transducer 34 between, the other end is connected between the return opening of oil return circuit and oil return filter 15.The safe overflow mechanism on lower road is that relief valve 35 reaches the selector valve 36 that is used for urgent off-load in parallel with it.The safe overflow mechanism of setting out on a journey is electromagnetic relief valve 23.
As Fig. 2, TT﹠C system comprises the sensor for detection of the device under test operating mode, the signal output part of sensor is connected to upper-position unit by signal process box, the output port of upper-position unit is by the described test-bed (test-bed of described signal process box control connection, be mechanical electrical and hydraulic system object test platform in Fig. 2, in Fig. 2, fixed multichannel output stepless variable pumping plant is pump assembly spare in Fig. 1) on rapid pipe joint 31,32; Described analogue system comprises a lower-position unit that analogue system is installed, and upper-position unit is connected with the lower-position unit communication.Sensor comprises flow transducer, pressure transducer, temperature transducer etc.
TT﹠C system and analogue system are arranged in rack, as shown in Figure 3.All the other constituent elements such as main minute upper-position unit and the large system of lower-position unit two and signal process box, SCB68 junction box, broken string test box (BOB), output slab, system panel, RS232 communication conversion module in rack.Master system is comprised of 1 process control machine, 1 display device and keyboard; Lower computer system is comprised of 1 NI replicating machine, 1 display device and keyboard (display device and keyboard sharing); Output slab (be positioned at rack back) is comprised of 12 50 core air plugs etc.The testing analysis module (PXI real-time emulation system) that Real-Time Model is installed on lower-position unit and customizes based on NI LABVIEW.
Claims (3)
1. test emulation equipment, it is characterized in that, comprise oil supply system, TT﹠C system and analogue system, described oil supply system comprises at least two oil feeding lines and an oil return circuit, the oil-feed port of oil feeding line, the return opening of oil return circuit all are connected on test-bed, and test-bed is used for placing device under test; TT﹠C system comprises the sensor for detection of the device under test operating mode, and the signal output part of sensor is connected to upper-position unit by signal process box, and the output port of upper-position unit is by the described test-bed of described signal process box control connection; Described analogue system comprises a lower-position unit that analogue system is installed, and upper-position unit is connected with the lower-position unit communication.
2. a kind of test emulation equipment according to claim 1, is characterized in that, the output port of described upper-position unit is by the rapid pipe joint on the described test-bed of described signal process box control connection.
3. a kind of test emulation equipment according to claim 1, is characterized in that, described upper-position unit is connected by the communication of RS232 communication conversion module with lower-position unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392790 CN202718968U (en) | 2012-08-09 | 2012-08-09 | Emulation device for tests |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392790 CN202718968U (en) | 2012-08-09 | 2012-08-09 | Emulation device for tests |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202718968U true CN202718968U (en) | 2013-02-06 |
Family
ID=47620792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220392790 Expired - Fee Related CN202718968U (en) | 2012-08-09 | 2012-08-09 | Emulation device for tests |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202718968U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213958A (en) * | 2020-10-24 | 2021-01-12 | 济宁学院 | Electro-hydraulic control comprehensive simulation test platform |
-
2012
- 2012-08-09 CN CN 201220392790 patent/CN202718968U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112213958A (en) * | 2020-10-24 | 2021-01-12 | 济宁学院 | Electro-hydraulic control comprehensive simulation test platform |
| CN112213958B (en) * | 2020-10-24 | 2022-12-02 | 济宁学院 | Electro-hydraulic control comprehensive simulation test platform |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103526948B (en) | The control method of intelligent tensioning system and intelligent tensioning system | |
| CN203658217U (en) | Seepage starting pressure gradient test device | |
| CN102435504B (en) | In-service pipeline combined load simulation test method and system | |
| CN102680663B (en) | Water level automatic control system of landslide physical model test | |
| CN108050394B (en) | Gas pipeline leakage detection positioning experiment platform based on sound pressure signal identification | |
| CN103557204B (en) | A kind of hydraulicdirectional control valve contamination wear and Environment restore test stand | |
| CN202420845U (en) | Online comprehensive performance test bed of transmission case | |
| CN208619324U (en) | A kind of steering pump test macro of motorcar electric hydraulic power-assist steering system | |
| CN202255802U (en) | Airtight pressurization test set for cabin | |
| CN103604734A (en) | Rain-intensity-controllable unsaturated soil rainwater infiltration simulation system | |
| CN203081905U (en) | Test bed of valve actuator cylinder | |
| CN203640979U (en) | Water pump test board | |
| CN202718968U (en) | Emulation device for tests | |
| CN204572637U (en) | Adopt the construction machinery hydraulic system of load-sensitive | |
| CN205937307U (en) | Servovalve test solution presses system | |
| CN203981382U (en) | Large flow pneumatic accessories testing table | |
| CN103175591A (en) | Hand-automatic liquid level meter detection device | |
| CN104482995A (en) | Fuel consumption instrument calibration detecting device | |
| CN205644075U (en) | Intelligence screen display universal tester control system | |
| CN102052365B (en) | Test bench for hydraulic excavator pump valve | |
| CN201795918U (en) | System for measuring and controlling high-flow safety valve | |
| CN216278774U (en) | Hydraulic component comprehensive test bench based on computer-aided system | |
| CN204403051U (en) | A kind of torsion type oil hydraulic pump and oil hydraulic motor Power Recovery test platform | |
| CN203101073U (en) | Vacuum feces collector detection apparatus | |
| CN204177548U (en) | A kind of pipeline liquid discharge characteristic proving installation |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130206 Termination date: 20150809 |
|
| EXPY | Termination of patent right or utility model |