CN104712611B - Field calibration ground hydraulic tester - Google Patents
Field calibration ground hydraulic tester Download PDFInfo
- Publication number
- CN104712611B CN104712611B CN201310680922.7A CN201310680922A CN104712611B CN 104712611 B CN104712611 B CN 104712611B CN 201310680922 A CN201310680922 A CN 201310680922A CN 104712611 B CN104712611 B CN 104712611B
- Authority
- CN
- China
- Prior art keywords
- pressure
- switch
- flow
- ground hydraulic
- oils
- 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
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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
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
-
- 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
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
Abstract
The invention belongs to a ground hydraulic tester used for detecting liquid oil of a helicopter. The ground hydraulic tester comprises a displacement adjusting module (11), a main oil pumping set (3), an auxiliary oil pumping set (4), a high-pressure filter (12), and an air cooler (7). The hydraulic tester is mainly used for realizing detection of pressure and flow of liquid oil on the helicopter. Under a traditional condition, a hydraulic system of the helicopter cannot realize traceability of value onboard, and in order to realize traceability of value, the ground hydraulic tester is designed. The ground hydraulic tester is mainly used for realizing detection of pressure and flow of the liquid oil on the helicopter and realizing traceability of value.
Description
Technical field
This practicality invention belongs to helicopter ground hydraulic system regions, the more particularly to pressure in hydraulic system and flow
Magnitude tracing equipment.
Background technology
Traditionally, the hydraulic system of aircraft cannot realize tracing to the source of value when airborne, traces back for realizing its value
Source.
Content of the invention
The technical problem to be solved in the present invention:
Traditionally, the hydraulic system of aircraft cannot realize magnitude tracing when airborne.
Technical scheme:
Described field calibration ground hydraulic exerciser includes discharge capacity adjustment module 11, main pump oil suction group 3, auxiliary pumping line of oils 4,
High pressure filter 12, forced air cooler 7, fuel tank oil drain cock 1 respectively with vacuum switch 2, main pump oil suction group 3, auxiliary pumping line of oils 4 phase
Even；Vacuum switch 2 is connected with filter-press 5 and pressure difference switch 10, filter-press 5 respectively with pressure switch 6 and air cooling
Device 7 is connected, and pressure switch 6 is connected with auxiliary pump discharge pressure 8；Forced air cooler 7 is connected with temperature sensor 25, temperature sensor 25
It is connected with system oil temperature 9, system oil temperature 9 is connected with main pump oil suction group 3 and discharge capacity adjustment module 11 respectively, discharge capacity adjustment module
11 are connected with high pressure filter 12, and high pressure filter 12 is connected with proportional pressure control valve 13 and flow system flow meter 16, proportional pressure control valve
13 are connected with choke valve 14, auxiliary pumping line of oils 4 with oil return opening 15, cut-off respectively；Cut-off with choke valve 14 respectively with flow system flow
Meter 16, system sensor 18, exchange switch 20 are connected；Flow system flow meter 16 is connected with flow system flow table 17；System sensor 18
With system pressure table 19；Exchange switch 20 to be connected with proving flowmeter 21 and standard transducer 23 respectively；Proving flowmeter 21 with
Normal stream scale 22 is connected；Standard transducer 23 is connected with master gauge 24.
Beneficial effects of the present invention:
This ground hydraulic exerciser mainly can solve the pressure of helicopter upper liquid oil, the detection of flow, realizes magnitude tracing.
Brief description
Fig. 1 is ground hydraulic exerciser operation principle block diagram；
Wherein 1 is fuel tank oil drain cock, and 2 is vacuum switch, pumping line of oils based on 3, pumping line of oils supplemented by 4, and 5 is pressure mistake
Filter, 6 is pressure switch, and 7 is forced air cooler, pump discharge pressure supplemented by 8, and 9 is system oil temperature, and 10 is pressure difference switch, and 11 is row
Amount adjustment module, 12 is high pressure filter, and 13 is proportional pressure control valve, and 14 is cut-off and choke valve, and 15 is oil return opening, and 16 is system
Effusion meter, 17 is flow system flow table, and 18 is system sensor, and 19 is system pressure table, and 20 is to exchange switch, and 21 is normal flow
Meter, 22 is normal stream scale, and 23 is standard transducer, and 24 is master gauge, and 25 is temperature sensor.
Specific embodiment
This ground hydraulic exerciser is mainly by discharge capacity adjustment module 11, main pump oil suction group 3, auxiliary pumping line of oils 4, high-pressure filteration
Device 12, forced air cooler 7 grade forms.
Refer to Fig. 1, described field calibration ground hydraulic exerciser includes discharge capacity adjustment module 11, main pump oil suction group 3 is auxiliary
Pumping line of oils 4, high pressure filter 12, forced air cooler 7 it is characterised in that: fuel tank oil drain cock 1 respectively with vacuum switch 2, main pump
Oil suction group 3, auxiliary pumping line of oils 4 are connected；Vacuum switch 2 is connected with filter-press 5 and pressure difference switch 10,5 points of filter-press
It is not connected with pressure switch 6 and forced air cooler 7, pressure switch 6 is connected with auxiliary pump discharge pressure 8；Forced air cooler 7 and temperature sensing
Device 25 be connected, temperature sensor 25 is connected with system oil temperature 9, system oil temperature 9 respectively with main pump oil suction group 3 and discharge capacity adjustment module
11 are connected, and discharge capacity adjustment module 11 is connected with high pressure filter 12, high pressure filter 12 and proportional pressure control valve 13 and flow system flow
Meter 16 is connected, and proportional pressure control valve 13 is connected with choke valve 14, auxiliary pumping line of oils 4 with oil return opening 15, cut-off respectively；Cut-off and throttling
Valve 14 is connected with flow system flow meter 16, system sensor 18, exchange switch 20 respectively；Flow system flow meter 16 and flow system flow table 17
It is connected；System sensor 18 and system pressure table 19；Exchange switch 20 respectively with proving flowmeter 21 and standard transducer 23 phase
Even；Proving flowmeter 21 is connected with normal stream scale 22；Standard transducer 23 is connected with master gauge 24.
By scene supply 220v city voltage, open main pump oil suction group 3, auxiliary pumping line of oils 4, cut-off and choke valve 14, oil
Case fluid is from fuel tank through main pump oil suction group 3, system oil temperature 9, discharge capacity adjustment module 11, high pressure filter 12, proportional pressure control valve
13rd, cut-off and choke valve 14 flow to flow system flow meter 16, flow system flow table 17 and system sensor 18, system pressure table 19 and mark
Quasi- effusion meter 21, normal stream scale 22 and standard transducer 23, master gauge 24, by adjusting " pressure regulation " turn-knob, make
Its pressure stability, in required pressure value, system pressure table and master gauge is compared；Pass through again to adjust " flow
Adjusting " turn-knob is so as to stability of flow is on required flow value, then flow system flow is compared with normal flow.
This ground hydraulic test device is mainly used in the pressure system of helicopter and the magnitude tracing of flow system at present,
Repeatedly energising checks using checking, easy and simple to handle, is easy to observe, high precision, function is good.
Claims (1)
1. a kind of field calibration ground hydraulic exerciser, described field calibration ground hydraulic exerciser includes discharge capacity adjustment module
(11), main pump oil suction group (3), auxiliary pumping line of oils (4), high pressure filter (12), forced air cooler (7) it is characterised in that: fuel tank is put
Oil circuit breaker (1) is connected with vacuum switch (2), main pump oil suction group (3), auxiliary pumping line of oils (4) respectively；Vacuum switch (2) and pressure
Filter (5) is connected with pressure difference switch (10), and pressure difference switch (10) is connected with pressure switch (6) and forced air cooler (7) respectively, pressure
Power switch (6) is connected with auxiliary pump discharge pressure (8)；Forced air cooler (7) is connected with temperature sensor (25), temperature sensor (25)
It is connected with system oil temperature (9), system oil temperature (9) is connected with main pump oil suction group (3) and discharge capacity adjustment module (11) respectively, discharge capacity is adjusted
Section module (11) is connected with high pressure filter (12), high pressure filter (12) and proportional pressure control valve (13) and flow system flow meter (16)
It is connected, proportional pressure control valve (13) is connected with choke valve (14), auxiliary pumping line of oils (4) with oil return opening (15), cut-off respectively；Cut-off with
Choke valve (14) is connected with flow system flow meter (16), system sensor (18), exchange switch (20) respectively；Flow system flow meter (16)
It is connected with flow system flow table (17)；System sensor (18) is connected with system pressure table (19)；Exchange switch (20) respectively with mark
Quasi- effusion meter (21) is connected with standard transducer (23)；Proving flowmeter (21) is connected with normal stream scale (22)；Standard senses
Device (23) is connected with master gauge (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680922.7A CN104712611B (en) | 2013-12-12 | 2013-12-12 | Field calibration ground hydraulic tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310680922.7A CN104712611B (en) | 2013-12-12 | 2013-12-12 | Field calibration ground hydraulic tester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104712611A CN104712611A (en) | 2015-06-17 |
| CN104712611B true CN104712611B (en) | 2017-01-25 |
Family
ID=53412238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310680922.7A Expired - Fee Related CN104712611B (en) | 2013-12-12 | 2013-12-12 | Field calibration ground hydraulic tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104712611B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113720527B (en) * | 2021-09-02 | 2022-09-23 | 北京航空航天大学 | Pressure test unit field calibration method of test flight parameter test system |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101598159A (en) * | 2009-06-19 | 2009-12-09 | 杨成刚 | Portable active hydraulic tester and test method |
| CN101883973A (en) * | 2007-11-21 | 2010-11-10 | 沃尔沃建筑设备公司 | Method for calibrating sensors |
| CN201923325U (en) * | 2010-11-17 | 2011-08-10 | 四川奥特附件维修有限责任公司 | Testing system for blue oil accessories |
| CN202038460U (en) * | 2011-04-11 | 2011-11-16 | 新乡平原航空技术工程有限公司 | Hydraulic oil test truck for hydraulic system of airplanes |
| US8166795B2 (en) * | 2009-11-30 | 2012-05-01 | Eaton Corporation | Out-of-range sensor recalibration |
| CN202482046U (en) * | 2012-03-15 | 2012-10-10 | 山东太古飞机工程有限公司 | Oil discharging device of airplane fuel tank |
| CN203081905U (en) * | 2013-01-30 | 2013-07-24 | 上海航新航宇机械技术有限公司 | Test bed of valve actuator cylinder |
| CN103282758A (en) * | 2010-10-06 | 2013-09-04 | 空中客车营运有限公司 | Device and method for measuring the leakage rate of reference pressure lines onboard an aircraft |
-
2013
- 2013-12-12 CN CN201310680922.7A patent/CN104712611B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101883973A (en) * | 2007-11-21 | 2010-11-10 | 沃尔沃建筑设备公司 | Method for calibrating sensors |
| CN101598159A (en) * | 2009-06-19 | 2009-12-09 | 杨成刚 | Portable active hydraulic tester and test method |
| US8166795B2 (en) * | 2009-11-30 | 2012-05-01 | Eaton Corporation | Out-of-range sensor recalibration |
| CN103282758A (en) * | 2010-10-06 | 2013-09-04 | 空中客车营运有限公司 | Device and method for measuring the leakage rate of reference pressure lines onboard an aircraft |
| CN201923325U (en) * | 2010-11-17 | 2011-08-10 | 四川奥特附件维修有限责任公司 | Testing system for blue oil accessories |
| CN202038460U (en) * | 2011-04-11 | 2011-11-16 | 新乡平原航空技术工程有限公司 | Hydraulic oil test truck for hydraulic system of airplanes |
| CN202482046U (en) * | 2012-03-15 | 2012-10-10 | 山东太古飞机工程有限公司 | Oil discharging device of airplane fuel tank |
| CN203081905U (en) * | 2013-01-30 | 2013-07-24 | 上海航新航宇机械技术有限公司 | Test bed of valve actuator cylinder |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104712611A (en) | 2015-06-17 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170125 Termination date: 20171212 |