CN106769061B - 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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- CN106769061B CN106769061B CN201611139378.5A CN201611139378A CN106769061B CN 106769061 B CN106769061 B CN 106769061B CN 201611139378 A CN201611139378 A CN 201611139378A CN 106769061 B CN106769061 B CN 106769061B
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- oilcan
- hollow shaft
- collection chamber
- testpieces
- lower cover
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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, which includes that upper cover, shell, lower cover, hollow shaft testpieces, oil inlet connect mouth, the first oilcan, the second oilcan, third oilcan and the 4th oilcan.Fuel feeding, bleeding test device can really simulate the working environment of central transmission driven wheel under ring through the invention, the comprehensive fuel feeding simulated in driven wheel work, point oily effect；Lubrication system under the driven torus of engine is effectively verified, engine test, work risk are reduced；Support is provided for Study on Lubrication under ring.The use of fuel feeding, bleeding test device can substitute under the ring under complete machine environment for oil test under ring, can be effectively reduced experimentation cost；Engine test risk can be reduced, reliability, the safety of engine test are improved.
Description
Technical field
It is that one kind is started for high revolving speed aviation gas turbine the present invention relates to a kind of hollow shaft fuel feeding bleeding test device
Under machine central transmission driven wheel of differential bearer ring lubrication test and for oil oil verify device.
Background technique
Domestic air mail engine bearing generallys use two kinds of lubricating systems under injection and ring now, and lubrication only exists under ring
It is used in main bearing of engine lubrication, wheel support bearing driven for central transmission generallys use injection lubrication.But with aviation
Engine speed, thrust ratio increase step by step, and central transmission secondary speed, offer power are also gradually increased, and operating condition is increasingly harsh,
Driven wheel bearing is gradually difficult to meet requirement using injection lubrication, and Foreign Engine driven wheel bearing has carried out driven torus
Lower fuel feeding research, and it is successfully applied to active service high-performance enginer, but the country is to be gradually unfolded to lubricate under follower shaft carrier ring
Research needs to smoothly carry out fuel feeding under driven torus, point oil research from now on for supplying under central transmission follower shaft carrier ring
Oily structure designs bleeding test device under corresponding driven torus, carries out fuel feeding, bleeding test under corresponding driven torus to facilitate.
The country is concentrated mainly under engine spindle carrier ring for supplying to divide under ring on oil oil the research of oil supply structure under ring
The design of oil tester is also just for main bearing lubrication.In order to which analog main shaft holds actual working environment, exerciser in design
Rotation axis be all it is horizontal positioned, receive oil using whelk mother is received, using on high-pressure shaft and driving wheel (or simulation axis) oil groove and
Oilhole carries out a point oil.Such exerciser can not simulate the use environment that driven wheel is placed vertically, can not consider gravity to fuel feeding, point
The influence of oil is not suitable for supplying under driven torus, divides oil research.
Two spring bearings of existing exerciser require independent fuel nozzle and oil-returning structure, and structure is relatively complicated,
It is more demanding to rack oil supply system；The oil pocket of two spring bearing of exerciser is obturaged using helicitic texture, and it is poor to obturage effect, sliding
Oil can leak, and experimental enviroment is caused to pollute.
Therefore, the influence of gravity is considered in exerciser design, the oil supply structure of short form test device improves leakproofness, full
Sufficient fuel feeding, bleeding test demand.
Summary 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, verify driven
The receipts oil efficiency of lubrication system under torus；The relationship of oily efficiency and secondary speed is received in research；Optimize and lubricates knot under driven torus
Structure (including oil supply structure and the oily structure of receipts)；(optimization), which is designed, for lubrication system under the driven torus of subsequent central transmission establishes base
Plinth.
Technical solution of the present invention:
A kind of hollow shaft fuel feeding bleeding test device is provided, which includes upper cover 3, shell 5, lower cover 9, hollow shaft
Testpieces 7, oil inlet connect mouth 1, the first oilcan 2, the second oilcan 4, third oilcan 6 and the 4th oilcan 8；
The upper cover 3, shell 5 and lower cover 9 surround cavity structure, in the housing inner diameter to being formed with bearing supporting plate, axis
It holds support plate and is provided with centre bore and oil-through-hole；The upper cover 3 and lower cover 9 are provided with central through hole, the hollow shaft testpieces 7
Both ends pass through bearing support on lower cover central through hole and bearings plate centre bore respectively, in hollow shaft testpieces 7 and lower cover
Sealing element is provided between heart through-hole；Oil inlet connects mouth 1 and is mounted on the upper cover central through hole, and oil inlet connects mouth 1 and hollow shaft
The upper end oiler of testpieces is connected to；
First oilcan, the second oilcan, third oilcan and the 4th oilcan successively passes through central through hole 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, third oilcan and
The periphery of 4th oilcan is fixedly connected with lower cover；First oilcan, the second oilcan, third oilcan, the 4th oilcan, hollow shaft
Cavity structure is divided into 5 mutually independent collection chambers by testpieces, upper cover, shell and lower cover；
First oilcan, upper cover, shell and hollow shaft testpieces surround the first collection chamber；
First oilcan, the second oilcan, lower cover, shell and hollow shaft testpieces surround the second collection chamber；
Second oilcan, third oilcan, lower cover and hollow shaft testpieces surround third collection chamber；
Third 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, third oilcan and the 4th oilcan；
A plurality of asphalt channel is provided on the axial wall of hollow shaft testpieces, a plurality of asphalt channel is respectively by hollow shaft testpieces
Hollow oil pocket be connected to the second collection chamber, third collection chamber and the 4th collection chamber；
First collection chamber, the second collection chamber, third 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, third oilcan and the 4th oilcan
Gap, and the oily convex shoulder of gear is formed radially on the axial wall of hollow shaft testpieces, oily convex shoulder is kept off for preventing oil liquid from flowing into gap.
The utility model has the advantages that
Fuel feeding, bleeding test device can really simulate the working environment of central transmission driven wheel under ring, comprehensive to simulate
Fuel feeding, point oily effect in driven wheel work；Lubrication system under the driven torus of engine is effectively verified, engine examination is reduced
It tests, work risk；Support is provided for Study on Lubrication under ring.The use of fuel feeding, bleeding test device can substitute complete machine environment under ring
Under ring under for oil test, experimentation cost can be effectively reduced；Engine test risk can be reduced, engine test is improved
Reliability, safety.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Wherein, it is hollow to meet mouth, the first oilcan of 2-, 3- upper cover, the second oilcan of 4-, 5- shell, 6- third oilcan, 7- for 1- oil inlet
Shaft experiment part, the 4th oilcan of 8-, 9- lower cover.
Specific embodiment
Below by specific embodiment, the present invention is described in further detail:
Embodiment:
Referring to Fig. 1, provide a kind of hollow shaft fuel feeding bleeding test device, the experimental rig include upper cover 3, shell 5, under
Lid 9, hollow shaft testpieces 7, oil inlet connect mouth 1, the first oilcan 2, the second oilcan 4, third oilcan 6 and the 4th oilcan 8；
The upper cover 3, shell 5 and lower cover 9 surround cavity structure, in the housing inner diameter to being formed with bearing supporting plate, axis
It holds support plate and is provided with centre bore and oil-through-hole；The upper cover 3 and lower cover 9 are provided with central through hole, the hollow shaft testpieces 7
Both ends pass through bearing support on lower cover central through hole and bearings plate centre bore respectively, in hollow shaft testpieces 7 and lower cover
Sealing element is provided between heart through-hole；Oil inlet connects mouth 1 and is mounted on the upper cover central through hole, and oil inlet connects mouth 1 and hollow shaft
The upper end oiler of testpieces is connected to；
First oilcan, the second oilcan, third oilcan and the 4th oilcan successively passes through central through hole 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, third oilcan and
The periphery of 4th oilcan is fixedly connected with lower cover；First oilcan, the second oilcan, third oilcan, the 4th oilcan, hollow shaft
Cavity structure is divided into 5 mutually independent collection chambers by testpieces, upper cover, shell and lower cover；
First oilcan, upper cover, shell and hollow shaft testpieces surround the first collection chamber；
First oilcan, the second oilcan, lower cover, shell and hollow shaft testpieces surround the second collection chamber；
Second oilcan, third oilcan, lower cover and hollow shaft testpieces surround third collection chamber；
Third 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, third oilcan and the 4th oilcan；
A plurality of asphalt channel is provided on the axial wall of hollow shaft testpieces, a plurality of asphalt channel is respectively by hollow shaft testpieces
Hollow oil pocket be connected to the second collection chamber, third collection chamber and the 4th collection chamber；
First collection chamber, the second collection chamber, third 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, third oilcan and the 4th oilcan
Gap, and the oily convex shoulder of gear is formed radially on the axial wall of hollow shaft testpieces, oily convex shoulder is kept off for preventing oil liquid from flowing into gap.
Above embodiment discloses the embodiment of fuel feeding under ring, bleeding test device, but the present invention is not limited to above-mentioned realities
Mode is applied, can also be improved further and optimize on the basis of above embodiment is revealed, for example, can will seal
Supporting plate is changed to contact seal by non-contact seals；The lip packing of lower bearing is obturaged and is changed to graphite or others obturage shape
Formula.
Claims (2)
1. a kind of hollow shaft fuel feeding bleeding test device, which includes upper cover (3), shell (5), lower cover (9), hollow shaft
Testpieces (7), oil inlet connect mouth (1), the first oilcan (2), the second oilcan (4), third oilcan (6) and the 4th oilcan (8)；
The upper cover (3), shell (5) and lower cover (9) surround cavity structure, in the housing inner diameter to being formed with bearing support
Plate, bearings plate are provided with centre bore and oil-through-hole；The upper cover (3) and lower cover (9) are provided with central through hole, the hollow shaft
The both ends of testpieces (7) pass through bearing support on lower cover central through hole and bearings plate centre bore respectively, hollow shaft experiment
Sealing element is provided between part (7) and lower cover central through hole；Oil inlet connects mouth (1) and is mounted on the upper cover central through hole, and into
Oil connects mouth (1) and is connected to the upper end oiler of hollow shaft testpieces；
First oilcan, the second oilcan, third oilcan and the 4th oilcan is successively set with by central through hole 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, third oilcan and
The periphery of four oilcans is fixedly connected with lower cover；First oilcan, the second oilcan, third oilcan, the 4th oilcan, hollow shaft examination
It tests part, upper cover, shell and lower cover and cavity structure is divided into 5 mutually independent collection chambers；
First oilcan, upper cover, shell and hollow shaft testpieces surround the first collection chamber；
First oilcan, the second oilcan, lower cover, shell and hollow shaft testpieces surround the second collection chamber；
Second oilcan, third oilcan, lower cover and hollow shaft testpieces surround third collection chamber；
Third 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, third oilcan and the 4th oilcan；
A plurality of asphalt channel is provided on the axial wall of hollow shaft testpieces, a plurality of asphalt channel respectively will be in hollow shaft testpieces
Empty oil pocket is connected to the second collection chamber, third collection chamber and the 4th collection chamber；
First collection chamber, the second collection chamber, third 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 are gap between first oilcan, the second oilcan, third oilcan and the 4th oilcan, and radial shape on the axial wall of hollow shaft testpieces
At oily convex shoulder is kept off, oily convex shoulder is kept off for preventing oil liquid 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 CN106769061A (en) | 2017-05-31 |
| CN106769061B true 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 (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2570596Y (en) * | 2002-08-29 | 2003-09-03 | 刘馀明 | Lubricating oil supply 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102007037422A1 (en) * | 2007-08-08 | 2009-02-19 | Perma-Tec Gmbh & Co. Kg | lubricant dispenser |
-
2016
- 2016-12-12 CN CN201611139378.5A patent/CN106769061B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2570596Y (en) * | 2002-08-29 | 2003-09-03 | 刘馀明 | Lubricating oil supply 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 |
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| CN106769061A (en) | 2017-05-31 |
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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 |