CN201321890Y - Electric auxiliary turbo-charger - Google Patents
Electric auxiliary turbo-charger Download PDFInfo
- Publication number
- CN201321890Y CN201321890Y CNU2008202257528U CN200820225752U CN201321890Y CN 201321890 Y CN201321890 Y CN 201321890Y CN U2008202257528 U CNU2008202257528 U CN U2008202257528U CN 200820225752 U CN200820225752 U CN 200820225752U CN 201321890 Y CN201321890 Y CN 201321890Y
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- CN
- China
- Prior art keywords
- electric auxiliary
- rotor
- rotor shaft
- bearing
- auxiliary device
- 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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- 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
The utility model relates to a supercharger of a waste gas turbo, in particular to an electric auxiliary turbo-charger, which comprises a turbo-charger, wherein, an electric auxiliary device is arranged at the outer side of an air inlet of a turbo-charger gas compressor; an electromagnetic rotor inside an electric auxiliary device shell is fixedly connected with the end part of a rotor shaft of the turbo-charge passing through the air compressor shell; a rotor shaft supporting device is arranged between the electromagnetic rotor and an impeller of the air compressor. The electric auxiliary turbo-charger has simple structure, convenient application and high reliability, and not only solves the problem of the prior electric auxiliary device that is restricted by the high temperature, and also solves the problem that the vibration is caused by the imbalance of the supercharger, and ensures the reliable work of the supercharger, and prolongs the service life of the supercharger.
Description
Technical field:
The utility model relates to a kind of pressurized machine of exhaust gas turbine, especially a kind of electric auxiliary turbine pressurizer.
Background technique:
The integrated type electric auxiliary turbine pressurizer has solved the matching problem that common pressurized machine exists at aspect of performance such as flow, efficient, pressure ratio and motor effectively.Groundwork principle: when engine operation during in the low speed operating mode, automatical control system sends control signal, start electric auxiliary device, the drive pressure mechanism of qi quickens, the electric energy that stores in the energy storage apparatus is converted into the kinetic energy of gas compressor, improve suction pressure, satisfy the required air quantity requirement of engine cylinder combustion.When engine operation during at high-speed working condition, automatical control system sends control signal, and the part that electric auxiliary device reclaims in the exhaust energy is converted into electric energy, is stored in the energy storage apparatus.Though the integrated type electric auxiliary turbine pressurizer has solved the matching problem of pressurized machine and motor existence,, limited the proper functioning of electric auxiliary device again because the temperature of waste gas is very high.
Patent documentation 200720017159.X provides a kind of electric auxiliary turbine pressurizer, and it adopts the mode with electric auxiliary device biasing, is characterized in that electric auxiliary device is positioned at the suction port outside of compressor casing, has overcome the restriction that requires electric auxiliary device withstand high temperatures.But the electric auxiliary device of bias structure is owing to changed original balance of pressurized machine axle system, and then has produced vibration problem again, has influenced the proper functioning of pressurized machine, has reduced working life.
The model utility content:
The utility model provides a kind of electric auxiliary turbine pressurizer, it is simple in structure, easy to use, the reliability height, both overcome the problem that present electric auxiliary device is subjected to high temperature limit, solved again because pressurized machine axle system is uneven that vibrative problem has guaranteed the pressurized machine reliably working, prolonged pressurized machine working life.
The utility model is to solve the problems of the technologies described above the technological scheme that is adopted to be: it comprises turbosupercharger, the suction port outside at turbocharger air compressor is equipped with electric auxiliary device, electromagnetic rotor in the electricity auxiliary device shell is connected in the end of the rotor shaft of the turbosupercharger of passing compressor casing, is provided with the rotor shaft support device between electromagnetic rotor and compressor impeller.
Described rotor shaft support device comprises and is arranged on compressor air inlet machine mouth place and compressor casing one and vertically arranged stiffening rib, central part at stiffening rib is axially arranged with bearing support, be inlaid with bearing sleeve in the bearing support, the floating bearing that is sleeved on the rotor shaft is installed in the bearing sleeve, in the stiffening rib on floating bearing top, be provided with oil input channel, the bottom is provided with oil road, on floating bearing outside rotor axle, outwards be provided with first Sealing and rotor bushing successively, outwards be provided with successively by floating bearing on its inboard rotor shaft at second Sealing and fastening piece by floating bearing.
The utility model adopts the rotor shaft support device is set between electromagnetic rotor and compressor impeller, make electric auxiliary device, compressor impeller, turbine place the two ends and the centre of two floating bearings respectively, rationally distributed, solved the shafting balancing problem of offset electric auxiliary turbine pressurizer effectively, the vibration of rotor shaft is less, guarantee the turbosupercharger reliably working, prolonged pressurized machine working life; Floating bearing is arranged on the inboard of compressor casing internal electromagnetic rotor, has satisfied the assembling and the requirement of rotor shaft dynamic balancing measurement of electric auxiliary device.
Description of drawings:
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the structural representation of compressor casing.
Fig. 3 is that A-A among Fig. 2 is to sectional view.
Fig. 4 is the structural representation of electric auxiliary device shell.
Fig. 5 is that B-B among Fig. 4 is to sectional view.
Among the figure, 1, rotor shaft; 2, first Sealing; 3, floating bearing; 4, oil input channel; 5, electric auxiliary device shell; 6, electric auxiliary device stator; 7, electromagnetic rotor; 8, rotor bushing; 9, oil road; 10, bearing support; 11, fastening piece; 12, compressor impeller; 13, bearing sleeve; 14, compressor casing; 15, intake duct; 16, stiffening rib; 17, stator support muscle; 18, second Sealing.
Embodiment:
For clearly demonstrating the technical characterstic of this programme, below by embodiment, and in conjunction with its accompanying drawing, the utility model is elaborated.
Shown in Fig. 1～5, the utility model comprises turbosupercharger, there is electric auxiliary device in the suction port outside at turbocharger air compressor by bolts assemblies, electromagnetic rotor 7 in the electricity auxiliary device shell 5 is connected in the end of the rotor shaft 1 of the turbosupercharger of passing compressor casing 14, electromagnetic rotor 7 outsides are provided with electric auxiliary device stator 6, electricity auxiliary device stator 6 is connected on the stator support muscle 17 of electric auxiliary device shell 5 inboards, between electric auxiliary device stator 6 outsides and electric auxiliary device shell 14, form intake duct 15, intake duct 15 communicates with the suction port of gas compressor, is provided with the rotor shaft support device between electromagnetic rotor 7 and compressor impeller 12.
Described rotor shaft support device comprises and is arranged on compressor air inlet machine mouth place and compressor casing 14 one and vertically arranged stiffening rib 16, central part at stiffening rib 16 is axially arranged with bearing support 10, bearing support 10 and interior concentric setting of bearing support of middle case, be inlaid with bearing sleeve 13 in the bearing support 10, the floating bearing 3 that is sleeved on the rotor shaft 1 is installed in the bearing sleeve 13, in the stiffening rib 16 on floating bearing 3 tops, be provided with oil input channel 4, the bottom is provided with oil road 9, and the outer surface that they all pass compressor casing 14 suction ports connects oil circuit.On floating bearing 3 outside rotor axles 1, outwards be provided with first Sealing 2 and rotor bushing 8 successively, outwards be provided with successively at second Sealing 18 and fastening piece 11 by floating bearing 3 on its inboard rotor shaft 1 by floating bearing 3.
In the gas compressor inboard, just on the rotor shaft 1 of turbine one side, turbo-side floating bearing, turbine are installed, compressor casing 14 connects middle case, and connects turbine case by middle case.This part structure is similar fully to general known structure, no longer describes in detail.
The utility model does not describe part in detail, is those skilled in the art of the present technique's known technology.
Claims (2)
1, a kind of electric auxiliary turbine pressurizer, comprise turbosupercharger, the suction port outside at turbocharger air compressor is equipped with electric auxiliary device, it is characterized in that: the electromagnetic rotor in the electric auxiliary device shell is connected in the end of the rotor shaft of the turbosupercharger of passing compressor casing, is provided with the rotor shaft support device between electromagnetic rotor and compressor impeller.
2, a kind of electric auxiliary turbine pressurizer according to claim 1, it is characterized in that: described rotor shaft support device comprises and is arranged on compressor air inlet machine mouth place and compressor casing one and vertically arranged stiffening rib, central part at stiffening rib is axially arranged with bearing support, be inlaid with bearing sleeve in the bearing support, the floating bearing that is sleeved on the rotor shaft is installed in the bearing sleeve, in the stiffening rib on floating bearing top, be provided with oil input channel, the bottom is provided with oil road, on floating bearing outside rotor axle, outwards be provided with first Sealing and rotor bushing successively, outwards be provided with successively by floating bearing on its inboard rotor shaft at second Sealing and fastening piece by floating bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202257528U CN201321890Y (en) | 2008-11-17 | 2008-11-17 | Electric auxiliary turbo-charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202257528U CN201321890Y (en) | 2008-11-17 | 2008-11-17 | Electric auxiliary turbo-charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201321890Y true CN201321890Y (en) | 2009-10-07 |
Family
ID=41159274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202257528U Expired - Fee Related CN201321890Y (en) | 2008-11-17 | 2008-11-17 | Electric auxiliary turbo-charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201321890Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103758643A (en) * | 2013-12-30 | 2014-04-30 | 常州环能涡轮动力股份有限公司 | Turbocharger-based micro gas turbine distributed power generation system |
| CN105264197A (en) * | 2013-02-06 | 2016-01-20 | 韩承周 | Magnetic drive type air charging device |
-
2008
- 2008-11-17 CN CNU2008202257528U patent/CN201321890Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105264197A (en) * | 2013-02-06 | 2016-01-20 | 韩承周 | Magnetic drive type air charging device |
| CN105264197B (en) * | 2013-02-06 | 2017-12-08 | 韩承周 | Magnetic driving air-packing devices |
| CN103758643A (en) * | 2013-12-30 | 2014-04-30 | 常州环能涡轮动力股份有限公司 | Turbocharger-based micro gas turbine distributed power generation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091007 Termination date: 20121117 |