CN106769061A - A kind of hollow shaft fuel feeding bleeding test device - Google Patents
A kind of hollow shaft fuel feeding bleeding test device Download PDFInfo
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- CN106769061A CN106769061A CN201611139378.5A CN201611139378A CN106769061A CN 106769061 A CN106769061 A CN 106769061A CN 201611139378 A CN201611139378 A CN 201611139378A CN 106769061 A CN106769061 A CN 106769061A
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- oilcan
- hollow shaft
- collection chamber
- lower cover
- testpieces
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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
- G01M15/00—Testing of engines
- G01M15/02—Details or accessories of testing apparatus
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- General Details Of Gearings (AREA)
Abstract
The present invention relates to a kind of hollow shaft fuel feeding bleeding test device, the experimental rig includes that upper lid, housing, lower cover, hollow shaft testpieces, oil-feed connect mouth, the first oilcan, the second oilcan, the 3rd oilcan and the 4th oilcan.The working environment of central transmission driven pulley can be really simulated by fuel feeding, bleeding test device under ring of the present invention, fuel feeding comprehensively in the work of simulation driven pulley, point oily effect；Effectively lubrication system under the checking driven torus of engine, reduces engine test, work risk；For Study on Lubrication provides support under ring.Fuel feeding under ring, the use of bleeding test device can substitute fuel feeding experiment under the ring under whole machine environment, can be effectively reduced experimentation cost；Engine test risk can be reduced, reliability, the security of engine test is improved.
Description
Technical field
It is that one kind is started for rotating speed aviation gas turbine high the present invention relates to a kind of hollow shaft fuel feeding bleeding test device
Lubrication test and fuel feeding point oil checking device under machine central transmission driven wheel of differential bearer ring.
Background technology
Domestic air mail engine bearing is now generally using two kinds of lubricating systems under injection and ring, and lubrication simply exists under ring
Used in main bearing of engine lubrication, generally lubricated using injection for the driven wheel support bearing of central transmission.But with aviation
Engine speed, thrust-weight ratio increase step by step, and central transmission secondary speed, offer power are also gradually stepped up, and operating mode is increasingly harsh,
Driven pulley bearing is gradually difficult to meet use requirement using injection lubrication, and Foreign Engine driven pulley bearing has carried out driven torus
Lower fuel feeding research, and active service high-performance enginer, but the country are successfully applied to progressively to launch to be lubricated under follower shaft carrier ring
Research, supplies to smoothly carry out fuel feeding under driven torus, point oil research from now on, it is necessary to be directed under central transmission follower shaft carrier ring
Bleeding test device under the corresponding driven torus of oily structure design, fuel feeding, bleeding test under corresponding driven torus are carried out to facilitate.
Fuel feeding divides on oil under the domestic research to oil supply structure under ring is concentrated mainly on engine spindle carrier ring, for dividing under ring
The design of oil tester is also just for main bearing lubrication.In order to analog main shaft holds actual working environment, exerciser in design
Rotary shaft be all horizontal positioned, using receiving, whelk is female to receive oil, using in high-pressure shaft and driving wheel (or simulation axle) oil groove and
Oilhole carries out a point oil.Such exerciser cannot simulate driven pulley vertically place use environment, it is impossible to consider gravity to fuel feeding, point
The influence of oil, is not suitable for being supplied under driven torus, divides oil research.
Two spring bearings of existing exerciser are required for independent fuel nozzle and oil-returning structure, and structure is relatively complicated,
It is higher to the requirement of stand oil supply system；The oil pocket of the spring bearing of exerciser two is obturaged using helicitic texture, and effect of obturaging is poor, sliding
Oil can be leaked, and cause experimental enviroment to pollute.
Therefore, the influence of gravity is considered in exerciser design, the oil supply structure of short form test device improves sealing, full
Sufficient fuel feeding, bleeding test demand.
The content of the invention
The purpose of the present invention：
Supplied under driven torus, the design of bleeding test device is easy for carrying out fuel feeding experimental study under driven torus, verified driven
The receipts oil efficiency of lubrication system under torus；The relation of oily efficiency and secondary speed is received in research；Optimize lubrication knot under driven torus
Structure (including oil supply structure and the oily structure of receipts)；For lubrication system design (optimization) establishes base under the driven torus of follow-up central transmission
Plinth.
Technical scheme：
A kind of hollow shaft fuel feeding bleeding test device is provided, the experimental rig includes upper lid 3, housing 5, lower cover 9, hollow shaft
Testpieces 7, oil-feed connects mouth 1, the first oilcan 2, the second oilcan 4, the 3rd oilcan 6 and the 4th oilcan 8；
The upper lid 3, housing 5 and lower cover 9 surround cavity structure, in the housing inner diameter to being formed with bearing support plate, axle
Hold supporting plate and be provided with centre bore and oil through；The upper lid 3 and lower cover 9 are provided with central through hole, described hollow shaft testpieces 7
Two ends pass through bearings on lower cover central through hole and bearings plate centre bore, in hollow shaft testpieces 7 and lower cover respectively
Seal is provided between heart through hole；Oil-feed connects mouth 1 and is arranged on described upper lid central through hole, and oil-feed connects mouth 1 and hollow shaft
The upper end oiler connection of testpieces；
Described the first oilcan, the second oilcan, the 3rd oilcan and the 4th oilcan pass through central through hole successively from top to bottom
Be sleeved on hollow shaft testpieces 7, and the periphery of the first oilcan is fixedly connected with inner walls, the second oilcan, the 3rd oilcan and
The periphery of the 4th oilcan is fixedly connected with lower cover；Described the first oilcan, the second oilcan, the 3rd oilcan, the 4th oilcan, hollow shaft
Cavity structure is divided into 5 separate collection chambers by testpieces, upper lid, housing and lower cover；
First oilcan, upper lid, housing and hollow shaft testpieces surround the first collection chamber；
First oilcan, the second oilcan, lower cover, housing and hollow shaft testpieces surround the second collection chamber；
Second oilcan, the 3rd oilcan, lower cover and hollow shaft testpieces surround the 3rd collection chamber；
3rd oilcan, the 4th oilcan, lower cover and hollow shaft testpieces surround the 4th collection chamber；
4th oilcan, lower cover and hollow shaft testpieces surround the 5th collection chamber；
Hollow shaft testpieces can be rotated relative to the first oilcan, the second oilcan, the 3rd oilcan and the 4th oilcan；
A plurality of asphalt channel is provided with the axial wall of hollow shaft testpieces, a plurality of asphalt channel is respectively by hollow shaft testpieces
Hollow oil pocket connected with the second collection chamber, the 3rd collection chamber and the 4th collection chamber；
First collection chamber, the second collection chamber, the 3rd collection chamber and the 4th collection chamber are provided with oil return opening.
Further, between existing between hollow shaft testpieces and the first oilcan, the second oilcan, the 3rd oilcan and the 4th oilcan
The oily convex shoulder of gear is formed radially in gap, and the axial wall of hollow shaft testpieces, the oily convex shoulder of gear is used to prevent fluid from flowing into gap.
Beneficial effect：
Fuel feeding, bleeding test device can really simulate the working environment of central transmission driven pulley under ring, comprehensively simulation
Fuel feeding, point oily effect in driven pulley work；Effectively lubrication system under the checking driven torus of engine, reduces engine examination
Test, work risk；For Study on Lubrication provides support under ring.Fuel feeding, the use of bleeding test device can substitute whole machine environment under ring
Under ring under fuel feeding experiment, experimentation cost can be effectively reduced；Engine test risk can be reduced, engine test is improved
Reliability, security.
Brief description of the drawings
Fig. 1 is structural representation of the invention；
Wherein, to meet lid, the oilcans of 4- second, 5- housings, the oilcans of 6- the 3rd, 7- on mouth, the oilcans of 2- first, 3- hollow for 1- oil-feeds
Shaft experiment part, the oilcans of 8- the 4th, 9- lower covers.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail：
Implementation method：
Refer to Fig. 1, there is provided a kind of hollow shaft fuel feeding bleeding test device, the experimental rig include upper lid 3, housing 5, under
Lid 9, hollow shaft testpieces 7, oil-feed connect mouth 1, the first oilcan 2, the second oilcan 4, the 3rd oilcan 6 and the 4th oilcan 8；
The upper lid 3, housing 5 and lower cover 9 surround cavity structure, in the housing inner diameter to being formed with bearing support plate, axle
Hold supporting plate and be provided with centre bore and oil through；The upper lid 3 and lower cover 9 are provided with central through hole, described hollow shaft testpieces 7
Two ends pass through bearings on lower cover central through hole and bearings plate centre bore, in hollow shaft testpieces 7 and lower cover respectively
Seal is provided between heart through hole；Oil-feed connects mouth 1 and is arranged on described upper lid central through hole, and oil-feed connects mouth 1 and hollow shaft
The upper end oiler connection of testpieces；
Described the first oilcan, the second oilcan, the 3rd oilcan and the 4th oilcan pass through central through hole successively from top to bottom
Be sleeved on hollow shaft testpieces 7, and the periphery of the first oilcan is fixedly connected with inner walls, the second oilcan, the 3rd oilcan and
The periphery of the 4th oilcan is fixedly connected with lower cover；Described the first oilcan, the second oilcan, the 3rd oilcan, the 4th oilcan, hollow shaft
Cavity structure is divided into 5 separate collection chambers by testpieces, upper lid, housing and lower cover；
First oilcan, upper lid, housing and hollow shaft testpieces surround the first collection chamber；
First oilcan, the second oilcan, lower cover, housing and hollow shaft testpieces surround the second collection chamber；
Second oilcan, the 3rd oilcan, lower cover and hollow shaft testpieces surround the 3rd collection chamber；
3rd oilcan, the 4th oilcan, lower cover and hollow shaft testpieces surround the 4th collection chamber；
4th oilcan, lower cover and hollow shaft testpieces surround the 5th collection chamber；
Hollow shaft testpieces can be rotated relative to the first oilcan, the second oilcan, the 3rd oilcan and the 4th oilcan；
A plurality of asphalt channel is provided with the axial wall of hollow shaft testpieces, a plurality of asphalt channel is respectively by hollow shaft testpieces
Hollow oil pocket connected with the second collection chamber, the 3rd collection chamber and the 4th collection chamber；
First collection chamber, the second collection chamber, the 3rd collection chamber and the 4th collection chamber are provided with oil return opening.
Further, between existing between hollow shaft testpieces and the first oilcan, the second oilcan, the 3rd oilcan and the 4th oilcan
The oily convex shoulder of gear is formed radially in gap, and the axial wall of hollow shaft testpieces, the oily convex shoulder of gear is used to prevent fluid from flowing into gap.
Above-mentioned implementation method discloses fuel feeding, the implementation method of bleeding test device under ring, but the invention is not restricted to above-mentioned reality
Mode is applied, can also be improved further on the basis of disclosed in above-mentioned implementation method and optimized, such as, will can sealed
Support plate makes contact seal into by non-contact seals；The lip packing of lower bearing is obturaged and makes graphite into or others are obturaged shape
Formula.
Claims (2)
1. a kind of hollow shaft fuel feeding bleeding test device, the experimental rig includes upper lid (3), housing (5), lower cover (9), hollow shaft
Testpieces (7), oil-feed connect mouth (1), the first oilcan (2), the second oilcan (4), the 3rd oilcan (6) and the 4th oilcan (8)；
The upper lid (3), housing (5) and lower cover (9) surround cavity structure, in the housing inner diameter to being formed with bearing support plate,
Bearings plate is provided with centre bore and oil through；The upper lid (3) and lower cover (9) are provided with central through hole, described hollow shaft examination
The two ends of part (7) are tested respectively by bearings on lower cover central through hole and bearings plate centre bore, hollow shaft testpieces
(7) it is provided with seal and lower cover central through hole between；Oil-feed connects mouth (1) installed in described upper lid central through hole, and oil-feed
Mouth (1) is connect to be connected with the upper end oiler of hollow shaft testpieces；
Described the first oilcan, the second oilcan, the 3rd oilcan and the 4th oilcan are set with by central through hole successively from top to bottom
On hollow shaft testpieces (7), and the periphery of the first oilcan is fixedly connected with inner walls, the second oilcan, the 3rd oilcan and
The periphery of four oilcans is fixedly connected with lower cover；Described the first oilcan, the second oilcan, the 3rd oilcan, the 4th oilcan, hollow shaft examination
Test part, upper lid, housing and lower cover and cavity structure is divided into 5 separate collection chambers；
First oilcan, upper lid, housing and hollow shaft testpieces surround the first collection chamber；
First oilcan, the second oilcan, lower cover, housing and hollow shaft testpieces surround the second collection chamber；
Second oilcan, the 3rd oilcan, lower cover and hollow shaft testpieces surround the 3rd collection chamber；
3rd oilcan, the 4th oilcan, lower cover and hollow shaft testpieces surround the 4th collection chamber；
4th oilcan, lower cover and hollow shaft testpieces surround the 5th collection chamber；
Hollow shaft testpieces can be rotated relative to the first oilcan, the second oilcan, the 3rd oilcan and the 4th oilcan；
A plurality of asphalt channel is provided with the axial wall of hollow shaft testpieces, a plurality of asphalt channel is respectively by hollow shaft testpieces
Empty oil pocket is connected with the second collection chamber, the 3rd collection chamber and the 4th collection chamber；
First collection chamber, the second collection chamber, the 3rd collection chamber and the 4th collection chamber are provided with oil return opening.
2. a kind of hollow shaft fuel feeding bleeding test device according to claim 1, it is characterised in that：Hollow shaft testpieces with
There is radial shape on gap, and the axial wall of hollow shaft testpieces between first oilcan, the second oilcan, the 3rd oilcan and the 4th oilcan
Into the oily convex shoulder of gear, the oily convex shoulder of gear is used to prevent fluid from flowing into gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611139378.5A CN106769061B (en) | 2016-12-12 | 2016-12-12 | A kind of hollow shaft fuel feeding bleeding test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611139378.5A CN106769061B (en) | 2016-12-12 | 2016-12-12 | A kind of hollow shaft fuel feeding bleeding test device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106769061A true CN106769061A (en) | 2017-05-31 |
| CN106769061B CN106769061B (en) | 2019-05-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611139378.5A Active CN106769061B (en) | 2016-12-12 | 2016-12-12 | A kind of hollow shaft fuel feeding bleeding test device |
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| CN (1) | CN106769061B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2570596Y (en) * | 2002-08-29 | 2003-09-03 | 刘馀明 | Lubricating oil supply dispenser |
| US20090038888A1 (en) * | 2007-08-08 | 2009-02-12 | Egon Eisenbacher | Lubricant Dispenser |
| CN203176487U (en) * | 2013-04-19 | 2013-09-04 | 宁波欧美华机械工业有限公司 | Oil distributing valve |
| CN203477856U (en) * | 2013-09-03 | 2014-03-12 | 湖南中宏重型机器有限公司 | Oil distributing plate of lubricating system of vertical ring grinder |
| CN103790711A (en) * | 2014-01-15 | 2014-05-14 | 哈尔滨东安发动机（集团）有限公司 | Lubricating oil distribution device |
| CN203894056U (en) * | 2014-04-08 | 2014-10-22 | 中国燃气涡轮研究院 | Tester comprehensive stepless oil supply apparatus |
| CN104153886A (en) * | 2014-07-03 | 2014-11-19 | 中国航空动力机械研究所 | Bearing ring oil supply device |
| CN105388016A (en) * | 2015-10-28 | 2016-03-09 | 中国南方航空工业(集团)有限公司 | Commutation device for slide oil flow tester and slide oil flow tester |
-
2016
- 2016-12-12 CN CN201611139378.5A patent/CN106769061B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2570596Y (en) * | 2002-08-29 | 2003-09-03 | 刘馀明 | Lubricating oil supply dispenser |
| US20090038888A1 (en) * | 2007-08-08 | 2009-02-12 | Egon Eisenbacher | Lubricant Dispenser |
| CN203176487U (en) * | 2013-04-19 | 2013-09-04 | 宁波欧美华机械工业有限公司 | Oil distributing valve |
| CN203477856U (en) * | 2013-09-03 | 2014-03-12 | 湖南中宏重型机器有限公司 | Oil distributing plate of lubricating system of vertical ring grinder |
| CN103790711A (en) * | 2014-01-15 | 2014-05-14 | 哈尔滨东安发动机（集团）有限公司 | Lubricating oil distribution device |
| CN203894056U (en) * | 2014-04-08 | 2014-10-22 | 中国燃气涡轮研究院 | Tester comprehensive stepless oil supply apparatus |
| CN104153886A (en) * | 2014-07-03 | 2014-11-19 | 中国航空动力机械研究所 | Bearing ring oil supply device |
| CN105388016A (en) * | 2015-10-28 | 2016-03-09 | 中国南方航空工业(集团)有限公司 | Commutation device for slide oil flow tester and slide oil flow tester |
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| Publication number | Publication date |
|---|---|
| CN106769061B (en) | 2019-05-21 |
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Address after: 610500 Xindu Xuefu Road, Xindu District, Chengdu, Sichuan Patentee after: AECC SICHUAN GAS TURBINE Research Institute Address before: 621703 P.O. Box 305, Mianyang City, Sichuan Province Patentee before: CHINA GAS TURBINE EST |
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