CN104458262A - Flow tester of engine central cone - Google Patents
Flow tester of engine central cone Download PDFInfo
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- CN104458262A CN104458262A CN201410634549.6A CN201410634549A CN104458262A CN 104458262 A CN104458262 A CN 104458262A CN 201410634549 A CN201410634549 A CN 201410634549A CN 104458262 A CN104458262 A CN 104458262A
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- oil
- fuel tank
- tank
- consumption
- lubricating cup
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Abstract
The invention discloses a flow tester of an engine central cone and belongs to the technical field of aero-engines. The flow tester of the engine central cone comprises a working chamber, a control board, a consumption oil tank, an oil returning tank and a pumping set, and is characterized in that the working chamber is of a fully-closed structure; a sliding door is arranged on the working chamber; the consumption oil tank is connected with the pumping set and provides lubrication oil for a whole hydraulic system; a tool is arranged inside the working chamber; multiple oil receiving cups are arranged below the tool; each oil receiving cup is communicated with an oil metering cup with a metering oil pointer; the oil metering cups are communicated with the oil returning tank; the tester further comprises a vacuum oil tank which is a fully-closed oil tank and connected with the vacuum pumping set; the vacuum pumping set, the consumption oil tank and the oil returning tank are arranged at the high position, middle position and low position respectively and sequentially; the oil returning tank is connected with the consumption oil tank via the vacuum oil tank. The tester improves the automation level and measurement precision of equipment, and can effectively prevent oil from splashing when working.
Description
Technical field
The invention belongs to aero engine technology field, particularly relate to a kind of engine central cone flow tester.
Background technology
When central cone working gear, 10 spouts on engine central cone constantly eject lubricating oil for lubricating central cone gear and bearing, and take away the heat of bevel gear and bearing rotary generation at any time, play the effect of radiating and cooling.If the too small object just not reaching lubrication of the flow of these spouts, excessively can produce oil bath again, hinder heat radiation.Therefore, the traffic conditions of each spout of central cone will be detected under uniform temperature, pressure.At present, such device for testing flow in industry, structure is simple and crude, and without " locked in " operation space, during work, fluid flashes; There is a large amount of foam in lubricating cup during test, affect measuring accuracy; Full manual operation, automatization level is low.
Summary of the invention
For prior art Problems existing, the invention provides a kind of engine central cone flow tester.This exerciser improves automatization level and the measuring accuracy of equipment, and when can effectively prevent exerciser from working, fluid splashes.
To achieve these goals, the present invention adopts following technical scheme, and a kind of engine central cone flow tester, comprises operating room, control stand, consumption fuel tank, oil return fuel tank and pump group; Be characterized in, described operating room adopts full-closed structure, and operating room is provided with sliding door; Described consumption fuel tank is connected with pump group, for whole hydraulic system provides lubricating oil, inside working chamber is provided with frock, the below of frock is provided with several and connects lubricating cup, each lubricating cup that connects has the metering lubricating cup measuring oil ga(u)ge be connected with one, and described metering lubricating cup is connected with oil return fuel tank respectively; Described exerciser also comprises vaccum fuel tank, and described vaccum fuel tank is total closed oil tank, and is connected with vacuum pump group, and vaccum fuel tank, consumption fuel tank and oil return fuel tank are by a high position, meta, low position, and oil return fuel tank is connected with consumption fuel tank through vaccum fuel tank.
Described vaccum fuel tank is placed on the top of oil tank frame, and consume the bottom that fuel tank is placed on oil tank frame, oil return fuel tank is placed in the melt pit of equipment body side.
Described pump group is set to two groups, and two groups of pump groups are connected with consumption fuel tank respectively.
Described metering lubricating cup is arranged on the outside on rear side of control stand.
In described metering lubricating cup, be provided with magnetostrictive liquid level sensor, described magnetostrictive liquid level sensor is connected with computing machine.
Beneficial effect of the present invention:
1, the operating room of exerciser of the present invention adopts full-closed structure, and operating room is provided with counterweight sliding door, and when can effectively prevent exerciser from working, fluid splashes, and improves frock and precisely receives oil;
2, exerciser of the present invention also comprises vaccum fuel tank, and described vaccum fuel tank is total closed oil tank, and is connected with vacuum pump group, can reach vacuum state, and vacuum state eliminates the foam of vaccum fuel tank inner fluid, improves measuring accuracy;
3, the present invention adopts the various sensor such as solenoid valve and liquid level, flow, pressure, temperature, improves automatization level and the measuring accuracy of equipment.
Exerciser of the present invention has breakthrough in test, advanced technology, is applicable to engine central cone flow test, but also can extends to the flow test of other parts of engine, for other flow rate test class test unit is offered reference.
Accompanying drawing explanation
Fig. 1 is the outside drawing of engine central of the present invention cone flow tester;
Fig. 2 is the vertical view of engine central of the present invention cone flow tester;
Fig. 3 is the hydraulic schematic diagram of engine central of the present invention cone flow tester;
In figure: 1-operating room, 2-control stand, 3-oil return fuel tank, 4-pump group, 5-needle valve, 6-measures oil ga(u)ge, 7-fuel outlet valve, 8-vaccum fuel tank, 9-oil tank frame, 10-consumes fuel tank, 11-instrument box, 12-frock, 13-magnetostrictive liquid level sensor, 14-measures lubricating cup, 15-sliding door, 16-vacuum pump group, 17-surplus valve, 18-tensimeter, the filter of 19-first oil, 20-accumulator, 21-first solenoid valve, 22-flowmeter, 23-second solenoid valve, 24-the 3rd solenoid valve, 25-granule detecting instrument, 26-temperature sensor, 27-first pressure transducer, 28-the 4th solenoid valve, 29-filtrator, 30-reduction valve, 31-the 5th solenoid valve, 32-second oil collecting pipe, 33-first isocon, 34-first pneumatic valve, 35-second pneumatic valve, 36-first oil collecting pipe, 37-second isocon, 38-the 6th solenoid valve, 39-in-line pump group, the filter of 40-second oil, 41-the 7th solenoid valve, 42-the 3rd needle valve, 43-the 8th solenoid valve, 44-oil filter, 45-the 4th needle valve, 46-the 9th solenoid valve, 47-the tenth solenoid valve, 48-first push-pull valve, 49-connects lubricating cup, 50-second pressure transducer, 51-the 11 solenoid valve, 52-retaining valve, 53-melt pit, the filter of 54-the 3rd oil, 55-second push-pull valve.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1 and Figure 2, a kind of engine central cone flow tester, comprises operating room 1, control stand 2, consumes fuel tank 10, oil return fuel tank 3 and pump group 4.Described operating room 1 adopts full-closed structure, and operating room 1 is provided with counterweight sliding door 15, and when preventing exerciser from working, fluid splashes.Described control stand 2 is made up of two parts, and a part is arranged on bottom, operating room 1, and another part is arranged on the right side of operating room 1; The control stand of bottom, operating room 1 is provided with two needle valves 5, two needle valves 5 are for the pressure regulation of hydraulic system, control stand on the right side of operating room 1 is placed with instrument box 11, instrument box 11 is for mounting electrical control element, various Displaying Meter and computer display.Described consumption fuel tank 10 is connected with pump group 4, for whole hydraulic system provides lubricating oil, as the power source of hydraulic system.Inside, operating room 1 is provided with frock 12, be fixed in frock 12 by test specimen, the below of frock 12 is provided with ten and connects lubricating cup 49, each lubricating cup 49 that connects has the metering lubricating cup 14 measuring oil ga(u)ge 6 be connected with one, and described metering lubricating cup 14 is connected with oil return fuel tank 3 respectively; When ten metering oil ga(u)ges 6 work for equipment, observed volume metering situation, is provided with fuel outlet valve 7 in the below of metering oil ga(u)ge 6, and fuel outlet valve 7 is for discharging the trapped fuel in metering lubricating cup 14.Described exerciser also comprises vaccum fuel tank 8, and described vaccum fuel tank 8 is total closed oil tank, and is connected with vacuum pump group 16, can reach vacuum state; Vacuum pump group 16 is arranged on the sidepiece of oil tank frame 9, vacuumizes for vaccum fuel tank 8, eliminates the foam of vaccum fuel tank 8 inner fluid, improves measuring accuracy.Vaccum fuel tank 8, consumption fuel tank 10 and oil return fuel tank 3 are by a high position, meta, low position, vaccum fuel tank 8 is placed on the top of oil tank frame 9, consume the bottom that fuel tank 10 is placed on oil tank frame 9, oil return fuel tank 3 is placed in the melt pit 53 of equipment body side, is convenient to hydraulic system oil return, heats; Oil return fuel tank 3 is connected with consumption fuel tank 10 through vaccum fuel tank 8.Described pump group 4 is set to two groups, and for different processs of the test provides the fluid of Pass Test parameter, two groups of pump groups are connected with consumption fuel tank 10 respectively.Ten metering lubricating cups 14 are arranged on outside on rear side of control stand 2, are convenient to debugging and maintenance; Magnetostrictive liquid level sensor 13 is provided with in described metering lubricating cup 14, described magnetostrictive liquid level sensor 13 is connected with computing machine, data are transferred to computing machine by magnetostrictive liquid level sensor 13, realize computing machine to the record of trystate and data, preservation, analysis and printing, improve equipment operating automatization level.
The concrete annexation of hydraulic system of the present invention is as follows:
As shown in Figure 3, two input ends of two groups of pump groups 4 are connected with consumption fuel tank 10 respectively, two output terminals respectively link together after a retaining valve 52, the input end that the first via after connection filters 19 with the first oil is connected, second tunnel first needle valve is connected with the first oil collecting pipe 36,3rd tunnel second needle valve is connected with the first oil collecting pipe 36, and the 4th tunnel is connected with the first oil collecting pipe 36 through surplus valve 17.The input end that the output terminal of the first oil filter 19 filters 54 with the 3rd oil is respectively connected with the input end of accumulator 20, the output terminal first via of the 3rd oil filter 54 is connected with the input end of granule detecting instrument 25 through the 3rd solenoid valve 24, second tunnel second solenoid valve 23 is connected with the input end of frock 12,3rd tunnel is connected with the input end of frock 12 through flowmeter 22, first solenoid valve 21 successively, and the output terminal of granule detecting instrument 25 is connected with oil return fuel tank 3.The pipeline be connected with the input end that the first oil filters 19 is provided with tensimeter 18, the pipeline be connected with the input end of frock 12 is respectively arranged with temperature sensor 26 and the first pressure transducer 27; Fixingly in frock 12 be respectively provided with one respectively by the below of ten spouts of test specimen and connect lubricating cup 49, each output terminal connecing lubricating cup 49 is connected with the input end of first pneumatic valve 34, first output terminal of each first pneumatic valve 34 is directly connected with the first oil collecting pipe 36, and the second output terminal is connected with an input end measuring lubricating cup 14; Each metering lubricating cup 14 is furnished with a metering oil ga(u)ge 6, and the first output terminal of each metering lubricating cup 14 is connected with the second oil collecting pipe 32 through a fuel outlet valve 7, and the second output terminal is connected with the first oil collecting pipe 36 through second pneumatic valve 35.The bottom of frock 12 is connected with oil return fuel tank 3, oil return fuel tank 3 one tunnel the 4th needle valve 45 is connected with the input end of oil filter 44, another road is connected with the input end of in-line pump group 39, the output terminal of in-line pump group 39 is connected with the input end of the 7th solenoid valve 41 through the second oil filter 40, after the output terminal of the 7th solenoid valve 41 is connected with the output terminal of the 8th solenoid valve 43, be connected with vaccum fuel tank 8 through the first push-pull valve 48; Output terminal one tunnel of oil filter 44 is connected with the input end of the 8th solenoid valve 43, and another Lu Jing tri-needle valve 42 is connected with oil return fuel tank 3.Vaccum fuel tank 8 is connected with vacuum pump group 16, vaccum fuel tank 8 is connected with consumption fuel tank 10 through the 11 solenoid valve 51, consume fuel tank 10 to be connected with the input end of oil filter 44 through the tenth solenoid valve 47, the pipeline between vaccum fuel tank 8 and vacuum pump group 16 is provided with the second pressure transducer 50.Vaccum fuel tank 8 is connected with the first oil collecting pipe 36 through the second push-pull valve 55, and consume fuel tank 10 and be directly connected with the first oil collecting pipe 36, the first oil collecting pipe 36 is connected with oil return fuel tank 3 with the second oil collecting pipe 32.
Source of the gas is connected with the input end of reduction valve 30 through the 5th solenoid valve 31, the output terminal of reduction valve 30 is after filter 29, the first via is connected with the first isocon 33 through the 4th solenoid valve 28, second tunnel the 9th solenoid valve 46 is connected with the control end of the first push-pull valve 48 with the second push-pull valve 55, and the 3rd tunnel the 6th solenoid valve 38 is connected with the second isocon 37; First isocon 33 is connected with the control end of ten the first pneumatic valves 34 respectively, and the second isocon 37 is connected with the control end of ten the second pneumatic valves 35 respectively.
The present invention adopts pneumatic control, applies ten the first pneumatic valves 34, is commutated by the first pneumatic valve 34, controls fluid and flows into the first oil collecting pipe 36 or metering lubricating cup 14.
During flow test, first engine central cone is connected with frock 12, start pump group 4, fluid, by retaining valve 52, is closed through first oil filter the 19, the 3rd oil filter the 54, second solenoid valve 23, first solenoid valve 21 is opened, fluid enters into central cone through flowmeter 22, then ten spout ejections on central cone, and the fluid of ejection is flow to respectively by frock 12 and connects in lubricating cup 49.By needle valve 5 (i.e. first, second needle valve) adjusting work pressure, observe the instrument numerical value of tensimeter 18, first pressure transducer 27 and temperature sensor 26, after adjusting working pressure and temperature, carry out flow rate test.Open the 4th solenoid valve 28 and the 5th solenoid valve 31, air-flow flows into the first isocon 33 by reduction valve 30, filtrator 29, air-flow flows to ten the first pneumatic valve 34, first pneumatic valves 34 by the first isocon 33 simultaneously and commutates, and connects the fluid that lubricating cup 49 receives and flows in metering lubricating cup 14; Through timing after one minute, the first pneumatic valve 34 commutates, and fluid is flowed in oil return fuel tank 3 by the first oil collecting pipe 36.Close pump group the 4, the 5th solenoid valve 31 and the 4th solenoid valve 28, read the data of metering oil ga(u)ge 6, off-test.
After flow test terminates, start in-line pump group 39, open the 7th solenoid valve 41, close the 8th solenoid valve 43, connection the 5th solenoid valve 31 and the ventilation of the 9th solenoid valve 46, first push-pull valve 48 are opened, and fluid enters vaccum fuel tank 8; After fluid fills, the 9th solenoid valve 46 commutates, and the first push-pull valve 48 cuts out, and vaccum fuel tank 8 seals; Start vacuum pump group 16, vacuumize, observe the second pressure transducer 50 instrument numerical value; When arriving authorised pressure value, close vacuum pump group 16, vaccum fuel tank 8 is in vacuum state, eliminates foam in fuel tank; After certain hour, open the first push-pull valve 48, open the 11 solenoid valve 51, vaccum fuel tank 8 flows into through the fluid eliminating foam and consumes fuel tank 10, prepares to test next time.
Exerciser of the present invention will carry out filter cleaning to fluid after using certain hour.Close the 7th solenoid valve 41 and the 8th solenoid valve 43, open the 3rd needle valve 42 and the 4th needle valve 45, start oil filter 44, the oil circulation in oil return fuel tank 3 filters.Close the 7th solenoid valve 41, the 3rd needle valve 42 and the 4th needle valve 45, open the 8th solenoid valve 43, the tenth solenoid valve the 47 and the 11 solenoid valve 51, open the first push-pull valve 48, start oil filter 44, vaccum fuel tank 8 and the fluid consumed in fuel tank 10 circulating filtration simultaneously.
Claims (5)
1. an engine central cone flow tester, comprises operating room, control stand, consumption fuel tank, oil return fuel tank and pump group; It is characterized in that, described operating room adopts full-closed structure, and operating room is provided with sliding door; Described consumption fuel tank is connected with pump group, for whole hydraulic system provides lubricating oil, inside working chamber is provided with frock, the below of frock is provided with several and connects lubricating cup, each lubricating cup that connects has the metering lubricating cup measuring oil ga(u)ge be connected with one, and described metering lubricating cup is connected with oil return fuel tank respectively; Described exerciser also comprises vaccum fuel tank, and described vaccum fuel tank is total closed oil tank, and is connected with vacuum pump group, and vaccum fuel tank, consumption fuel tank and oil return fuel tank are by a high position, meta, low position, and oil return fuel tank is connected with consumption fuel tank through vaccum fuel tank.
2. engine central cone flow tester according to claim 1, it is characterized in that described vaccum fuel tank is placed on the top of oil tank frame, consume the bottom that fuel tank is placed on oil tank frame, oil return fuel tank is placed in the melt pit of equipment body side.
3. engine central cone flow tester according to claim 1, is characterized in that described pump group is set to two groups, and two groups of pump groups are connected with consumption fuel tank respectively.
4. engine central cone flow tester according to claim 1, is characterized in that described metering lubricating cup is arranged on the outside on rear side of control stand.
5. engine central cone flow tester according to claim 1, it is characterized in that being provided with magnetostrictive liquid level sensor in described metering lubricating cup, described magnetostrictive liquid level sensor is connected with computing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410634549.6A CN104458262B (en) | 2014-11-12 | 2014-11-12 | A kind of engine central bores flow tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410634549.6A CN104458262B (en) | 2014-11-12 | 2014-11-12 | A kind of engine central bores flow tester |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104458262A true CN104458262A (en) | 2015-03-25 |
| CN104458262B CN104458262B (en) | 2017-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410634549.6A Expired - Fee Related CN104458262B (en) | 2014-11-12 | 2014-11-12 | A kind of engine central bores flow tester |
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| Country | Link |
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| CN (1) | CN104458262B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2804417Y (en) * | 2005-05-23 | 2006-08-09 | 中国南方航空动力机械公司 | Nozzle flow tester |
| CN101706367A (en) * | 2009-09-28 | 2010-05-12 | 沈阳黎明航空发动机(集团)有限责任公司 | Device for testing flow of lubricating oil nozzle of engine |
| CN102507206A (en) * | 2011-10-20 | 2012-06-20 | 中国航空动力机械研究所 | Device for measuring distribution unevenness of fuel nozzles |
| JP5540334B2 (en) * | 2010-08-24 | 2014-07-02 | 株式会社富永製作所 | Oil supply system with oil temperature adjustment function and oil supply method using this system |
-
2014
- 2014-11-12 CN CN201410634549.6A patent/CN104458262B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2804417Y (en) * | 2005-05-23 | 2006-08-09 | 中国南方航空动力机械公司 | Nozzle flow tester |
| CN101706367A (en) * | 2009-09-28 | 2010-05-12 | 沈阳黎明航空发动机(集团)有限责任公司 | Device for testing flow of lubricating oil nozzle of engine |
| JP5540334B2 (en) * | 2010-08-24 | 2014-07-02 | 株式会社富永製作所 | Oil supply system with oil temperature adjustment function and oil supply method using this system |
| CN102507206A (en) * | 2011-10-20 | 2012-06-20 | 中国航空动力机械研究所 | Device for measuring distribution unevenness of fuel nozzles |
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| Publication number | Publication date |
|---|---|
| CN104458262B (en) | 2017-07-11 |
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| CP01 | Change in the name or title of a patent holder |
Address after: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee after: Chinese Hangfa Shenyang Liming Aero engine limited liability company Address before: 110043 Dong TA street, Dadong District, Shenyang, Liaoning Province, No. 6 Patentee before: Liming Aeroplane Engine (Group) Co., Ltd., Shenyang City |
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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170711 Termination date: 20201112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |