CN104696062B - One-shaft two-unit horizontal turbocharger for vehicle - Google Patents
One-shaft two-unit horizontal turbocharger for vehicle Download PDFInfo
- Publication number
- CN104696062B CN104696062B CN201510112089.5A CN201510112089A CN104696062B CN 104696062 B CN104696062 B CN 104696062B CN 201510112089 A CN201510112089 A CN 201510112089A CN 104696062 B CN104696062 B CN 104696062B
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- CN
- China
- Prior art keywords
- rotating shaft
- cartridge housing
- bearing
- bearing shell
- oil
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- Supercharger (AREA)
Abstract
Provided is a one-shaft two-unit horizontal turbocharger for a vehicle. Both sides of a bearing shell are connected to compressor casings respectively connected to a turbine housing. A rotating shaft is mounted in the bearing shell in a penetration mode. A compressor impeller and a turbine impeller are mounted on the rotating shaft. Bearing caps are mounted at both ends of the bearing shell. An oil slinger is arranged between the bearing caps and the rotating shaft. Both end openings of an inner opening of the bearing shell are respectively provided with a floating bearing with a blocking shoulder. The floating bearings are in clearance fit with the rotating shaft and the bearing shell. Both end openings of the bearing shell are provided with bosses. The blocking shoulder of each of the floating bearings is arranged between the boss at one end of the bearing shell and one of the oil slingers. The bearing shell is provided with an oil inlet. The lubricating oil enters the bearing shell from the oil inlet and then enters the portion between the floating bearings and the rotating shaft and the bearing shell to achieve axial oil feeding, so that the floating bearings are in an ideal suspension state in the work to achieve the ideal lubrication effect. Furthermore, the floating bearings play a role of thrust bearings as well as floating bearings, so that the structure is greatly simplified.
Description
Technical field
The present invention relates to vehicle supercharger, the specifically a kind of horizontal vehicle turbocharger of machine of an axle two.
Background technology
In the horizontal vehicle turbocharger of the existing machine of an axle two, the bearing being equipped between its rotating shaft and cartridge housing is to separate
Floating bearing and thrust bearing, at present using separate floating bearing and thrust bearing exist shortcoming be：High cost, installation
Cumbersome, the oil supply structure for providing lubricating oil to bearing is more complicated；Charge oil pressure harsher, the lubricating oil requirements of requirement of lubricating oil
Flow is big, pressure is high, cleannes are good, oil temperature is low.
The content of the invention
It is an object of the invention to provide a kind of horizontal vehicle turbocharger of machine of an axle two, the vehicle turbocharger turns
The supporting structure of axle is simple, reliability, smooth running, and fuel feeding is rationally,
To achieve the above object, the present invention uses following scheme：The horizontal vehicle turbocharger of the machine of one axle two, cartridge housing
Connection has a compressor casing respectively on both sides, and each compressor casing couples pairing by thermal insulation board with a turbine case respectively,
Rotating shaft is coated with the endoporus of cartridge housing, the both ends of rotating shaft are located at the compressor casing and turbine case of the pairing of cartridge housing both sides respectively
In, the compressor impeller having in each compressor casing and the turbine wheel having in each turbine case are loaded in rotating shaft, cartridge housing
Two ends be also respectively provided with bearing cap, be provided with disc between bearing cap and rotating shaft, disc loaded in rotating shaft, in cartridge housing
The two-port in hole is respectively equipped with one has the floating bearing of shoulder block, and floating bearing is gap cooperation, bearing with rotating shaft and cartridge housing
Shell two-port has a prominent boss, the shoulder block of each floating bearing be located at cartridge housing one end boss and disc it
Between, the fuel feed hole communicated with its endoporus is provided with cartridge housing.
From such scheme, the vehicle turbocharger that the present invention is provided is using the floating bearing Zhi Chengzhuan with shoulder block
Axle, in rotating shaft operating, after lubricating oil is entered into cartridge housing by fuel feed hole, enters back between floating bearing and rotating shaft and floating
Between dynamic bearing and cartridge housing, axial fuel inlet is realized, and then ensure that under conditions of oil pressure is less high, lubricating oil can fill
The entrance for dividing, and cause that floating bearing is in preferable suspended state at work, reach preferable lubricant effect；In addition, floating
Dynamic bearing is the effect for serving thrust bearing, and the effect of floating bearing is served again, is greatly simplified in structure.
Simple structure of the present invention, reliability, stable working, it in use, the supply of lubricating oil is reasonable, it is ensured that normal fortune
Turn, and service life is more long.
Brief description of the drawings
The structural representation of Fig. 1 one embodiment of the invention；
The structural representation of disc in Fig. 2 Fig. 1；
A-A the sectional views of Fig. 3 Fig. 2；
The B portions enlarged drawing of Fig. 4 Fig. 1；
The structural representation of floating bearing in Fig. 5 Fig. 1；
The right view of Fig. 6 Fig. 5.
Specific embodiment
With reference to embodiments and accompanying drawing further illustrates the present invention.
Referring to Fig. 1, Fig. 5
The horizontal vehicle turbocharger of the machine of an axle two that the present invention is provided is the machine formula of an axle two, the cartridge housing 7 that it has
Connection has a compressor casing 3 respectively on both sides, and each compressor casing 3 is coupled by thermal insulation board 10 with a turbine case 1 respectively
Pairing.Rotating shaft 6 is coated with the endoporus of cartridge housing 7, the both ends of rotating shaft 6 are located at the compressor of the both sides of cartridge housing 7 pairing respectively
In shell 3 and turbine case 1, the turbine wheel 2 having in the compressor impeller 9 and each turbine case 1 that have in the shell of each compressor 3 is filled
In in rotating shaft 6.The two ends of cartridge housing 7 are also respectively provided with bearing cap 4, and disc 8, disc are provided between bearing cap 4 and rotating shaft 6
8 loaded in rotating shaft 6.The two-port of cartridge housing endoporus be respectively equipped with one have shoulder block 5a floating bearing 5, floating bearing 5 with
Rotating shaft 6 and cartridge housing 7 are gap cooperation, and the two-port of cartridge housing 7 has prominent boss 7b, the shoulder block 5a of each floating bearing 5
Between the boss 7b and a disc 8 of the one end of cartridge housing 7, the fuel feed hole 7a communicated with its endoporus is provided with cartridge housing 7.
After lubricating oil is entered into cartridge housing 7 by fuel feed hole 7a, enter back between floating bearing 5 and rotating shaft 6 and float
Between bearing 5 and cartridge housing 7, axial fuel inlet is realized.Compared with prior art, the pressure of lubricating oil can be reduced to preferable journey
Spend, and lubricating oil can be entered into sufficiently between floating bearing 5 and rotating shaft 6 and between floating bearing 5 and cartridge housing 7 so that
Floating bearing 5 is in preferable suspended state at work.
In the present embodiment, thermal insulation board 10 is cored slab, be provided with thermal insulation board 10 the air admission hole 10a that is communicated with its inner chamber and
Venthole 10b.Compressed air is passed through by air admission hole 10a, discharged by venthole 10b, gas curtain is formed in thermal insulation board 10, can
Sealing function is played, by the cooling-down effect that can play countershaft 6.
Referring to Fig. 1, Fig. 2, Fig. 3
It is furnished with that two or more is spiral to get rid of oily blade 8a on the outer surface of disc 8, gets rid of oily blade along disc
It is circumferential uniform, in the present embodiment, oily blade 8a is got rid of for three.The injecting hole 4a communicated with its inner chamber is provided with bearing cap 4.In work
When disc 8 is rotated in work, get rid of oily blade 8a and can will go into lubricating oil in bearing cap 4 and stop by what is rotated, make lubrication
Oil is entered into oil-recovery tank, prevents oil seepage.Air is passed through by injecting hole 4a, it is possible to decrease the vacuum of the inner chamber of bearing cap 4,
Preferably coordinate the oil extraction for getting rid of oily blade 8a.
Referring to Fig. 4
In the present embodiment, more than two first oil scupper 5b, bearing are provided with the outer face of the shoulder block 5a of floating bearing 5
More than two second oil scupper 7c are provided with the outer face of the boss 7b of the two-port of shell 7.Floating bearing 5 and rotating shaft 6 and bearing
Lubricating oil between shell 7 can be entered into bearing cap 4 by the first oil scupper 5b, the second oil scupper 7c.
Referring to Fig. 5, Fig. 6
In the present embodiment, the first oil scupper 5b being provided with the shoulder block 5a outer faces of floating bearing 5 is for six and in shoulder block
It is uniform on the outer face of 5a.Equally, second oil scuppers of the second oil scupper 7c on the boss 7b outer faces of the two-port of cartridge housing 7
7c is also for six and uniform on boss 7b outer faces.
Because vehicle turbocharger is worked under high temperature, high speed, therefore the vehicle turbocharger that the present invention is provided
Independent lubricating system is used in use, and its lubricant effect is more preferable.In addition, the vehicle turbocharger of present invention offer
The inlet channel of turbine case 1 still adjusts knot using double inlet channels and the variable cross-section that gas channel entrance converges of starting stage
Structure, the variable cross-section adjustment structure is designed by the applicant and recorded in Chinese patent CN101519996B.
Claims (4)
1. the horizontal vehicle turbocharger of the machine of an axle two, connection has a compressor casing, each pressure respectively on the both sides of cartridge housing
Mechanism of qi shell couples pairing by thermal insulation board with a turbine case respectively, and rotating shaft, the two ends of rotating shaft are coated with the endoporus of cartridge housing
Portion is located in the compressor casing of cartridge housing both sides pairing and turbine case respectively, the compressor impeller that has in each compressor casing and each
Loaded in rotating shaft, the two ends of cartridge housing are also respectively provided with bearing cap, bearing cap and rotating shaft to the turbine wheel having in turbine case
Between be provided with disc, disc is loaded in rotating shaft, it is characterised in that：Being respectively equipped with one in the two-port of cartridge housing endoporus has
The floating bearing of shoulder block, floating bearing is gap cooperation with rotating shaft and cartridge housing, and cartridge housing two-port has prominent boss, often
The shoulder block of one floating bearing is located between the boss of cartridge housing one end and a disc, is provided with cartridge housing and is communicated with its endoporus
Fuel feed hole.
2. the horizontal vehicle turbocharger of the machine of an axle two according to claim 1, it is characterised in that：The outer surface of disc
On be furnished with that two or more is spiral to get rid of oily blade, get rid of oily blade along the circumferential uniform of disc, be provided with and it on bearing cap
The injecting hole that inner chamber communicates.
3. the horizontal vehicle turbocharger of the machine of an axle two according to claim 1, it is characterised in that：Thermal insulation board is hollow
Plate, is provided with the air admission hole and venthole communicated with its inner chamber on thermal insulation board.
4. the horizontal vehicle turbocharger of the machine of an axle two according to claim 1, it is characterised in that：The shoulder block of floating bearing
Outer face on be provided with more than two first oil scuppers, be provided with the outer face of the boss of cartridge housing two-port more than two
Second oil scupper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510112089.5A CN104696062B (en) | 2015-03-13 | 2015-03-13 | One-shaft two-unit horizontal turbocharger for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510112089.5A CN104696062B (en) | 2015-03-13 | 2015-03-13 | One-shaft two-unit horizontal turbocharger for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104696062A CN104696062A (en) | 2015-06-10 |
| CN104696062B true CN104696062B (en) | 2017-05-24 |
Family
ID=53343545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510112089.5A Expired - Fee Related CN104696062B (en) | 2015-03-13 | 2015-03-13 | One-shaft two-unit horizontal turbocharger for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104696062B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909371A (en) * | 2016-06-30 | 2016-08-31 | 奕森科技（上海）有限公司 | Integrated type automotive mixed flow turbosuperchager |
| CN106014605A (en) * | 2016-06-30 | 2016-10-12 | 奕森科技（上海）有限公司 | Mixed-flow turbosupercharger for integration vehicle |
| CN111852933B (en) * | 2020-07-24 | 2021-03-16 | 大连理工大学 | Bearing pressure balance structure of fan supporting system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2253397Y (en) * | 1996-03-21 | 1997-04-30 | 费传华 | Vehicle turbosupercharger |
| JPH09264151A (en) * | 1996-03-29 | 1997-10-07 | Aisin Seiki Co Ltd | Oil leak preventing mechanism for turbo charger |
| JP3924844B2 (en) * | 1997-05-30 | 2007-06-06 | 石川島播磨重工業株式会社 | Turbocharger thrust bearing structure |
| CN201133282Y (en) * | 2007-12-25 | 2008-10-15 | 孙宇 | Double flow path turbo-charger |
| GB2463453B (en) * | 2008-09-06 | 2012-08-08 | Cummins Turbo Tech Ltd | Turbomachine |
| CN204552931U (en) * | 2015-03-13 | 2015-08-12 | 费传华 | The horizontal vehicle turbocharger of one axle two machine |
-
2015
- 2015-03-13 CN CN201510112089.5A patent/CN104696062B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN104696062A (en) | 2015-06-10 |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20190313 |
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| CF01 | Termination of patent right due to non-payment of annual fee |