CN108561222A - Having electronic quickly starts the turbocharger of separate structure - Google Patents
Having electronic quickly starts the turbocharger of separate structure Download PDFInfo
- Publication number
- CN108561222A CN108561222A CN201810298545.3A CN201810298545A CN108561222A CN 108561222 A CN108561222 A CN 108561222A CN 201810298545 A CN201810298545 A CN 201810298545A CN 108561222 A CN108561222 A CN 108561222A
- Authority
- CN
- China
- Prior art keywords
- middle case
- turbine
- end cap
- motor
- turbocharger
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/04—Engines with exhaust drive and other drive of pumps, e.g. with exhaust-driven pump and mechanically-driven second pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/02—Drives of pumps; Varying pump drive gear ratio
- F02B39/08—Non-mechanical drives, e.g. fluid drives having variable gear ratio
- F02B39/10—Non-mechanical drives, e.g. fluid drives having variable gear ratio electric
-
- 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
Abstract
The invention belongs to turbo-charger technical fields, it is related to the turbocharger that a kind of having electronic quickly starts separate structure, including turbine spindle and the motor being installed on turbine spindle, the first middle case is installed on the diameter of axle of turbine spindle stretching motor side, first bearing is set between first middle case and turbine spindle, the second middle case is installed on the diameter of axle of the turbine spindle stretching motor other side, second bearing is set between the second middle case and turbine spindle；It is realized and is sealed by multi-step structure respectively between the left end cap of motor and the right end cap and the second middle case of the first middle case and motor；The first middle case outer end face is tightly connected diffuser, and diffuser outer end face is tightly connected compressor casing, and turbine spindle one end passes through the first middle case, diffuser to stretch on the diameter of axle in compressor casing and be equipped with compressor impeller.The turbocharger efficiently solves turbocharger natural aspiration form, and the boost pressure air into engine is synchronous with engine start.
Description
Technical field
The invention belongs to turbo-charger technical field, it is related to the turbocharging that a kind of having electronic quickly starts separate structure
Device.
Background technology
Turbocharger is actually a kind of air compressor, increases air inflow by compressed air.It is to utilize hair
The exhaust gas inertia impulsive force of motivation discharge pushes the indoor turbine of turbine, turbine to drive coaxial impeller again, and impeller force feed is by sky
The air that air cleaner pipeline is sent is allowed to supercharging and enters cylinder.When engine speed increases, the exhaust gas velocity of discharge turns with turbine
Speed is also synchronous to be increased, and impeller just compresses more air and enters cylinder, and pressure and the density increase of air can burn more
Fuel, the corresponding rotating speed for increasing fuel quantity and adjusting engine, so that it may to increase the output power of engine.Existing turbine
Engine with supercharger initial start stage uses natural aspiration form, and engine with supercharger initial start stage is caused to there are problems that air-fuel ratio.
Invention content
The present invention is in view of the above-mentioned problems, provide the turbocharger that a kind of having electronic quickly starts separate structure, the turbine
Booster efficiently solves turbocharger natural aspiration form, and boost pressure air and the engine start into engine are same
Step.
Technical solution according to the invention：A kind of having electronic quickly starts the turbocharger of separate structure, and feature exists
In：Including turbine spindle and the motor being installed on turbine spindle, first is installed on the diameter of axle of turbine spindle stretching motor side
Middle case is arranged first bearing, pacifies on the diameter of axle of the turbine spindle stretching motor other side between the first middle case and turbine spindle
The second middle case is filled, second bearing is set between the second middle case and turbine spindle；The left end cap of motor and the first middle case and
It is realized and is sealed by multi-step structure respectively between the right end cap of motor and the second middle case；The first middle case outer end face is close
Envelope connection diffuser, diffuser outer end face are tightly connected compressor casing, and turbine spindle one end passes through the first middle case, diffuser to stretch
Enter and compressor impeller is installed on the diameter of axle in compressor casing, axle envelope is set between compressor impeller and first bearing, spacing is stopped
Pushing sleeve, thrust bearing is arranged on spacing thrust housing, and diffuser inner hole sleeve is set in axle envelope；The turbine spindle other end passes through the
Two middle cases stretch on the diameter of axle in turbine case and install turbine.
As a further improvement on the present invention, close by the first rubber seal between the diffuser and compressor casing
Envelope is arranged by the second rubber seal rings for seal between diffuser and the first middle case, between diffuser endoporus and axle envelope and calms the anger
Secret seal ring.
As a further improvement on the present invention, the motor includes motor housing, and stator is fixedly installed in motor housing inner wall
Iron core, the inner ring that stator core is corresponded on turbine spindle are equipped with rotor, and two ends of rotor face is separately installed with the first photoelectricity and opens
It closes, the second optoelectronic switch, motor housing fixed frame is installed on motor housing, motor housing fixed frame passes through the first connection spiral shell
Nail, the second attachment screw and left end cap, right end cap are fastenedly connected, and motor cover is provided between right end cap and motor housing fixed frame
First seal is arranged between the motor cover board endoporus and turbine spindle in plate.
As a further improvement on the present invention, setting first in the cavity formed between first middle case and left end cap
Seal ring seat, is arranged the first sealing ring between the first seal ring seat and turbine spindle, the stepped hole and turbine spindle of left end cap it
Between second seal is set.
As a further improvement on the present invention, as a further improvement on the present invention, second middle case and right end cap
Between the second seal ring seat is set in the cavity that is formed, the second sealing ring is set between the second seal ring seat and turbine spindle.
As a further improvement on the present invention, between first middle case and left end cap and the second middle case and right end cap
Between be fastenedly connected respectively by nut, positioning pin, screw.
As a further improvement on the present invention, second bearing axial direction both ends pass through the first clamp spring, the second clamp spring respectively
Limit, the circumferencial direction of second bearing are limited by the first positioning pin.
As a further improvement on the present invention, the right end cap, the second seal ring seat, the second middle case pass through the second positioning
Pin is connected, and turbine end sealing ring is arranged between the second middle case and turbine.
As a further improvement on the present invention, turbine outer ring is corresponded in the turbine case and VTG components is set.
The technical effects of the invention are that：Product structure of the present invention is rationally ingenious, during the work time, at the beginning of engine start
Phase no longer uses natural aspiration form, and the boost pressure air for entering engine is synchronous with engine start, thoroughly solves
Traditional engine with supercharger initial start stage air-fuel ratio boost issues.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Specific implementation mode
The specific implementation mode of the present invention is further described below in conjunction with the accompanying drawings.
In Fig. 1, including locking nut 1, compressor impeller 2, diffuser 3, compressor casing 4, the first rubber seal 5,
One middle case 6, the first sealing ring 7, the first seal ring seat 8, left end cap 9, the first attachment screw 10, motor housing 11, the first light
Electric switch 12, motor cover board 13, rotor 14, the second optoelectronic switch 15, stator core 16, the sealing of the second seal ring seat 17, second
Ring 18, the first clamp spring 19, the second clamp spring 20, the second middle case 21, VTG（The turbo blade of geometry-variable）Component 22, whirlpool
Take turns main shaft 23, turbine case 24, turbine 25, turbine end sealing ring 26, second bearing 27, the first positioning pin 28, the second positioning pin 29,
Right end cap 30, the second attachment screw 32, second seal 33, nut 34, positioning pin 35, screw 36, is calmed the anger at first seal 31
Secret seal ring 37, first bearing 38, thrust bearing 39, the second rubber seal 40, spacing thrust housing 41, axle envelope 42 etc..
Quickly start the turbocharger of separate structure, including turbine spindle as shown in Figure 1, the present invention is a kind of having electronic
23 and the motor that is installed on turbine spindle 23, turbine spindle 23, which stretches out on the diameter of axle of motor side, installs the first middle case 6, the
First bearing 38 is set between one middle case 6 and turbine spindle 23, is installed on the diameter of axle of the stretching motor of turbine spindle 23 other side
Second bearing 27 is arranged in second middle case 21 between second middle case 21 and turbine spindle 23；In the left end cap 9 of motor and first
Between between shell 6 and the right end cap 30 and the second middle case 21 of motor respectively pass through multi-step structure realize sealing；In described first
Between 6 outer end face of shell be tightly connected diffuser 3,3 outer end face of diffuser be tightly connected compressor casing 4,23 one end of turbine spindle passes through
Compressor impeller 2, compressor impeller 2 and first are installed on the diameter of axle that first middle case 6, diffuser 3 stretch into compressor casing 4
Axle envelope 42, spacing thrust housing 41 are set between bearing 38, thrust bearing 39,3 inner hole sleeve of diffuser are set on spacing thrust housing 41
In axle envelope 42；23 other end of the turbine spindle passes through and installs whirlpool on the diameter of axle that the second middle case 21 stretches into turbine case 24
Wheel 25.The oil filler point being arranged on the shell of first bearing 38 is connected to the oiling channel of the first middle case 6.
Sealed by the first rubber seal 5 between diffuser 3 and compressor casing 4, diffuser 3 and the first middle case 6 it
Between sealed by the second rubber seal 40, compressor sealing ring 37 is set between 3 endoporus of diffuser and axle envelope 42.
Motor includes motor housing 11, and 11 inner wall of motor housing is fixedly installed stator core 16, is corresponded on turbine spindle 23
Rotor 14 is installed in the inner ring of stator core 16,14 both ends of the surface of rotor are separately installed with the first optoelectronic switch 12, the second photoelectricity
Switch 15, is equipped with motor housing fixed frame 37 on motor housing 11, motor housing fixed frame 37 by the first attachment screw 10,
Second attachment screw 32 is fastenedly connected with left end cap 9, right end cap 30, is provided between right end cap 30 and motor housing fixed frame 37
First seal 31 is arranged in motor cover board 13 between 13 endoporus of motor cover board and turbine spindle 23.
First seal ring seat 8 is set in the cavity that is formed between first middle case 6 and left end cap 9, the first seal ring seat 8 with
First sealing ring 7 is set between turbine spindle 23, second seal is set between the stepped hole and turbine spindle 23 of left end cap 9
33.Multi-step structure between first middle case 6 and left end cap 9 includes being respectively arranged at 6 center of the first middle case, left end cap 9
The counterbore chamber at center, two counterbore chambers are combined to form the cavity for placing the first seal ring seat 8, which further includes setting
In on the first middle case 6 ring cavity and the annular protrusion that is set on left end cap 9, annular protrusion cooperation is placed in ring cavity.
Second seal ring seat 17, the second seal ring seat are set in the cavity formed between the second middle case 21 and right end cap 30
Second sealing ring 18 is set between 17 and turbine spindle 23.Multi-step structure between second middle case 21 and right end cap 30 includes
It is respectively arranged at the counterbore chamber at 21 center of the second middle case, 30 center of right end cap, it is close that two counterbore chambers are combined to form placement second
The cavity of seal ring seat 17, the multi-step structure further include the ring cavity being set on the second middle case 21 and are set on right end cap 30
Annular protrusion, annular protrusion cooperation is placed in ring cavity.
Respectively by nut 34, fixed between first middle case 6 and left end cap 9 and between the second middle case 21 and right end cap 30
Position pin 35, screw 36 are fastenedly connected.
The axial both ends of second bearing 27 are limited by the first clamp spring 19, the second clamp spring 20 respectively, the circumference of second bearing 27
Direction is limited by the first positioning pin 28.The axial length of second bearing 27 is more than the axial length of first bearing 38, the second axis
It holds 27 shell inner hole both ends to be equipped with towards the radially extending protrusion in hole center, and corresponds in the shell of second bearing 27 radial
High spot is equipped with oil filler point, and the oiling channel being arranged on the second middle case 21 is connected to two oil filler points, and oil filler point is connected to the second axis
27 endoporus is held, the surface of shell of second bearing 27 is equipped with the locating slot for the first positioning pin 28 to be arranged.
Right end cap 30, the second seal ring seat 17, the second middle case 21 are connected by the second positioning pin 29, the second middle case
Turbine end sealing ring 26 is set between 21 and turbine 25.
Correspond to 25 outer ring of turbine setting VTG components 22 in turbine case 24.
The course of work of the present invention is as follows：After the mode that turbocharger tradition starts is engine start, by engine
The energy of exhaust gas discharge pushes turbocharger（Hot junction）Turbine 25, because turbine spindle 23 with（Cold end）Compressor impeller 2 is peace
It fills on the same axis, so turbine 25 is to rotate synchronously with compressor impeller 2（Same rotational speed）.Turbine spindle 23 is gradually with hair
The increase of dynamic exhaust gas discharge capacity, turbine spindle 23 also can gradually speedups.
When engine cold-start or in low speed, engine still works in the state of natural aspiration, is exactly engine
The air of entrance is identical as the atmospheric pressure of location, is unfavorable for engine initial stage air-fuel ratio work management, causes to start
The particulate matter and pernicious gas of machine exhausting waste gas cannot meet integrated requirement, cannot be effectively energy saving.
The present invention solves engine with supercharger initial start stage and no longer uses natural aspiration form, and enters the increasing of engine
Pressure pressure air is synchronous with startup is started, and thoroughly solves traditional engine with supercharger initial start stage air-fuel ratio boost issues.
Claims (9)
1. a kind of having electronic quickly starts the turbocharger of separate structure, it is characterised in that：Including turbine spindle（23）And peace
Loaded on turbine spindle（23）On motor, turbine spindle（23）It stretches out on the diameter of axle of motor side and the first middle case is installed（6）, the
One middle case（6）With turbine spindle（23）Between first bearing is set（38）, turbine spindle（23）Stretch out the axis of the motor other side
Second middle case is installed on diameter（21）, the second middle case（21）With turbine spindle（23）Between second bearing is set（27）；Motor
Left end cap（9）With the first middle case（6）And the right end cap of motor（30）With the second middle case（21）Between pass through more respectively
Stage structure realizes sealing；First middle case（6）Outer end face is tightly connected diffuser（3）, diffuser（3）Outer end face sealing connects
Connect compressor casing（4）, turbine spindle（23）One end passes through the first middle case（6）, diffuser（3）Stretch into compressor casing（4）Interior
Compressor impeller is installed on the diameter of axle（2）, compressor impeller（2）With first bearing（38）Between axle envelope is set（42）, spacing stops
Pushing sleeve（41）, spacing thrust housing（41）Upper setting thrust bearing（39）, diffuser（3）Inner hole sleeve is set to axle envelope（42）On；It is described
Turbine spindle（23）The other end passes through the second middle case（21）Stretch into turbine case（24）Turbine is installed on the interior diameter of axle（25）.
2. having electronic as described in claim 1 quickly starts the turbocharger of separate structure, it is characterised in that：The diffusion
Device（3）With compressor casing（4）Between pass through the first rubber seal（5）Sealing, diffuser（3）With the first middle case（6）Between
Pass through the second rubber seal（40）Sealing, diffuser（3）Endoporus and axle envelope（42）Between be arranged compressor sealing ring（37）.
3. having electronic as described in claim 1 quickly starts the turbocharger of separate structure, it is characterised in that：The motor
Including motor housing（11）, motor housing（11）Stator core is fixedly installed in inner wall（16）, turbine spindle（23）It is fixed above to correspond to
Sub- iron core（16）Inner ring rotor is installed（14）, rotor（14）Both ends of the surface are separately installed with the first optoelectronic switch（12）, second
Optoelectronic switch（15）, motor housing（11）On motor housing fixed frame is installed（37）, motor housing fixed frame（37）Pass through
One attachment screw（10）, the second attachment screw（32）With left end cap（9）, right end cap（30）It is fastenedly connected, right end cap（30）With electricity
Machine shell fixed frame（37）Between be provided with motor cover board（13）, the motor cover board（13）Endoporus and turbine spindle（23）Between
First seal is set（31）.
4. having electronic as claimed in claim 3 quickly starts the turbocharger of separate structure, it is characterised in that：Described first
Middle case（6）With left end cap（9）Between the first seal ring seat is set in the cavity that is formed（8）, the first seal ring seat（8）With turbine
Main shaft（23）Between the first sealing ring is set（7）, left end cap（9）Stepped hole and turbine spindle（23）Between setting second sealing
Part（33）.
5. having electronic as claimed in claim 3 quickly starts the turbocharger of separate structure, it is characterised in that：Described second
Middle case（21）With right end cap（30）Between the second seal ring seat is set in the cavity that is formed（17）, the second seal ring seat（17）With
Turbine spindle（23）Between the second sealing ring is set（18）.
6. having electronic as claimed in claim 3 quickly starts the turbocharger of separate structure, it is characterised in that：Described first
Middle case（6）With left end cap（9）Between and the second middle case（21）With right end cap（30）Between pass through nut respectively（34）, positioning
Pin（35）, screw（36）It is fastenedly connected.
7. having electronic as claimed in claim 3 quickly starts the turbocharger of separate structure, it is characterised in that：Described second
Bearing（27）Axial both ends pass through the first clamp spring respectively（19）, the second clamp spring（20）Limit, second bearing（27）Circumferencial direction
Pass through the first positioning pin（28）Limit.
8. having electronic as claimed in claim 5 quickly starts the turbocharger of separate structure, it is characterised in that：The right end
Lid（30）, the second seal ring seat（17）, the second middle case（21）Pass through the second positioning pin（29）It is connected, the second middle case（21）
With turbine（25）Between be arranged turbine end sealing ring（26）.
9. having electronic as claimed in claim 3 quickly starts the turbocharger of separate structure, it is characterised in that：The turbine
Shell（24）It is interior to correspond to turbine（25）VTG components are arranged in outer ring（22）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810298545.3A CN108561222A (en) | 2018-04-04 | 2018-04-04 | Having electronic quickly starts the turbocharger of separate structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810298545.3A CN108561222A (en) | 2018-04-04 | 2018-04-04 | Having electronic quickly starts the turbocharger of separate structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108561222A true CN108561222A (en) | 2018-09-21 |
Family
ID=63534062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810298545.3A Pending CN108561222A (en) | 2018-04-04 | 2018-04-04 | Having electronic quickly starts the turbocharger of separate structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108561222A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206636A (en) * | 2019-04-01 | 2019-09-06 | 中国科学院合肥物质科学研究院 | A kind of novel integrated electronic turbocharger |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006090274A (en) * | 2004-09-27 | 2006-04-06 | Toyota Motor Corp | Turbocharger with electric motor |
| US20060225419A1 (en) * | 2005-04-09 | 2006-10-12 | Applied Technologies, Inc. | Turbocharger |
| CN101141092A (en) * | 2007-10-19 | 2008-03-12 | 河北工业大学 | Switch reluctance motor used for position control of electric activator |
| CN104196579A (en) * | 2014-08-28 | 2014-12-10 | 施永强 | Exhaust gas turbocharger system with three-level adjustable nozzles |
| CN107407192A (en) * | 2015-02-11 | 2017-11-28 | 博格华纳公司 | Bearing for turbocharger |
| CN208040518U (en) * | 2018-04-04 | 2018-11-02 | 江苏凯迪航控系统股份有限公司 | Having electronic quickly starts the turbocharger of separate structure |
-
2018
- 2018-04-04 CN CN201810298545.3A patent/CN108561222A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006090274A (en) * | 2004-09-27 | 2006-04-06 | Toyota Motor Corp | Turbocharger with electric motor |
| US20060225419A1 (en) * | 2005-04-09 | 2006-10-12 | Applied Technologies, Inc. | Turbocharger |
| CN101141092A (en) * | 2007-10-19 | 2008-03-12 | 河北工业大学 | Switch reluctance motor used for position control of electric activator |
| CN104196579A (en) * | 2014-08-28 | 2014-12-10 | 施永强 | Exhaust gas turbocharger system with three-level adjustable nozzles |
| CN107407192A (en) * | 2015-02-11 | 2017-11-28 | 博格华纳公司 | Bearing for turbocharger |
| CN208040518U (en) * | 2018-04-04 | 2018-11-02 | 江苏凯迪航控系统股份有限公司 | Having electronic quickly starts the turbocharger of separate structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110206636A (en) * | 2019-04-01 | 2019-09-06 | 中国科学院合肥物质科学研究院 | A kind of novel integrated electronic turbocharger |
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