CN206655737U - turbocharger with nozzle ring - Google Patents
turbocharger with nozzle ring Download PDFInfo
- Publication number
- CN206655737U CN206655737U CN201720419858.0U CN201720419858U CN206655737U CN 206655737 U CN206655737 U CN 206655737U CN 201720419858 U CN201720419858 U CN 201720419858U CN 206655737 U CN206655737 U CN 206655737U
- Authority
- CN
- China
- Prior art keywords
- nozzle ring
- shifting fork
- supporter
- blade
- disc
- 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
Links
Classifications
-
- 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 discloses a kind of turbocharger with nozzle ring, including compression impellor, compressor casing, power transmission shaft, supporter, turbine case, turbine wheel and nozzle ring.Nozzle ring is arranged in the turbine case.The nozzle ring includes mounting disc, shifting fork disc, multiple shifting fork bars, blade.The shifting fork disc stirs groove provided with multiple.The shifting fork bar has drive division and follower, and the driving part is stirred in groove in described.Blade is made up of rotating shaft and flow deflector, and the rotating shaft is installed in rotation in the mounting disc.One end of rotating shaft is connected to the flow deflector, and the other end is connected to the follower.The operation requirement of external control part is accurately conveyed to blade by nozzle ring by shifting fork disc and shifting fork bar, and fast response time, the break-make of exhaust gas flow is sensitiveer, and lifting engine power operating efficiency is more notable.Up to 19, the blade of nozzle ring, can transmit bigger torque, preferably the discarded flow velocity of control.
Description
Technical field
A kind of turbocharger is the utility model is related to, the turbocharger carries nozzle ring.
Background technology
The waste gas inertia impulsive force that turbocharger is discharged using engine promotes the turbine in turbine room, and turbine drives again
Coaxial impeller, the air that impeller force feed is sent by air cleaner pipeline, it is allowed to supercharging and enters cylinder.The increase of air can be with
Improve the power output of engine.Existing turbocharger is such as described in 201110102525.2,201380010924.3.
These turbocharger are mainly by compressor impeller, compressor casing, power transmission shaft, bearing body, bearing, turbine case and turbine wheel group
Into.Turbine wheel is driven to rotate when waste gas goes out from turbine case, the turbine wheel drives compressor impeller to rotate through power transmission shaft, pressure
Air is pressed into compressor casing by compressor wheel.Nozzle ring known in the art of being installed in turbine case can change waste gas stream
Speed, but the regulation of existing nozzle ring is difficult, has much room for improvement.
Utility model content
The utility model proposes the turbocharger with nozzle ring, can quick regulation nozzle ring working condition, adjustment
Waste gas flow velocity, improve efficiency of combustion.
What the technical solution of the utility model was realized in：
A kind of turbocharger with nozzle ring, it is characterised in that including compression impellor, compressor casing, power transmission shaft, support
Body, turbine case, turbine wheel and nozzle ring, the compressor casing are separately mounted to the both sides of the supporter with turbine case,
The compressor casing has air intake and air outlet slit, and the turbine case has exhaust gas entrance and waste gas outlet, the transmission
Axle is installed in rotation in the supporter, and one end of the power transmission shaft is connected to the compression impellor, and the other end is connected to institute
Turbine wheel is stated, the compression impellor is located in the compressor casing, and the turbine wheel is located in the turbine case, wherein, it is described
Nozzle ring is arranged in the turbine case, and the nozzle ring includes mounting disc, shifting fork disc, multiple shifting fork bars, blade, the shifting fork disc
Groove is stirred provided with multiple, the shifting fork bar has drive division and follower, and the driving part is stirred in groove in described, the blade
It is made up of rotating shaft and flow deflector, the rotating shaft is installed in rotation in the mounting disc, and one end of the rotating shaft is connected to described lead
Flow, the other end are connected to the follower, at least one flow deflector be located at the exhaust gas entrance and waste gas outlet it
Between.
Thrust bearing is provided with this turbocharger with nozzle ring of the present utility model, in the supporter and is floated
Dynamic bearing, the power transmission shaft pass through the thrust bearing and floating bearing.
In this turbocharger with nozzle ring of the present utility model, oily passage, the oil are provided with the supporter
Passage is at least connected with to the thrust bearing and/or floating bearing.
In this turbocharger with nozzle ring of the present utility model, the close turbine case of the supporter
Side is provided with groove portion, and the opening of the groove portion is provided with thermal insulation board.
Have in this turbocharger with nozzle ring of the present utility model, between the power transmission shaft and supporter close
Seal.
In this turbocharger with nozzle ring of the present utility model, the lower section of the supporter is provided with oil baffle.
In this turbocharger with nozzle ring of the present utility model, the nozzle ring includes the leaf described in 19
Piece.
Implement this turbocharger with nozzle ring of the present utility model, have the advantages that：Waste gas is from turbine
Turbine wheel is driven to rotate when being flowed out in shell, the turbine wheel drives compressor impeller to rotate through power transmission shaft, and compressor impeller will
In air press-in compressor casing, turbo charged purpose is finally reached.Nozzle ring is by shifting fork disc and shifting fork bar by external control
The operation requirement of part is accurately conveyed to blade, and fast response time, the break-make of exhaust gas flow is sensitiveer, lifts engine power work
It is more notable to make efficiency.Up to 19, the blade of nozzle ring, can transmit bigger torque, preferably the discarded flow velocity of control.
Brief description of the drawings
Fig. 1 is the schematic diagram of this turbocharger with nozzle ring of the present utility model；
Fig. 2 is the schematic diagram of Fig. 1 other direction；
Fig. 3 is the schematic diagram of Fig. 2 another state；
Fig. 4 is the schematic diagram of Fig. 1 nozzle ring；
Fig. 5 is the schematic diagram of Fig. 4 other direction；
Fig. 6 is Fig. 4 sectional view；
Fig. 7 is the sectional view at Fig. 4 another place.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe.
This turbocharger of the present utility model as shown in Figures 1 to 3, mainly by compression impellor 100, compressor casing
200th, power transmission shaft 300, supporter 400, turbine case 500, turbine wheel 600 and nozzle ring 700 form.Compressor casing 200 with
Turbine case 500 is separately mounted to the both sides of the supporter 400.There is the compressor casing 200 air intake 210 and air to go out
Mouth 220, the turbine case 500 has exhaust gas entrance 510 and waste gas outlet 520.Enter by the air of filter from air intake 210
Enter, then combustion chamber is flowed out into from air outlet slit 220.The waste gas of combustion chamber discharge enters from exhaust gas entrance 510, then from waste gas
The discharge of outlet 520.The compression impellor 100 is located in the compressor casing 200, and the turbine wheel 600 is located at the turbine case 500
It is interior.Turbine wheel 600 is driven to rotate when waste gas goes out from turbine case 500, the turbine wheel 600 is through power transmission shaft 300 with action pneumatic
Air is pressed into compressor casing 200 by machine wheel rotation, compressor impeller, is finally reached turbo charged purpose.Nozzle ring 700
In the turbine case 500, flow deflector 762 is between the exhaust gas entrance 510 and waste gas outlet 520.
Power transmission shaft 300 is installed in rotation in the supporter 400, and one end of the power transmission shaft 300 is connected to the pressure
Gas impeller 100, the other end are connected to the turbine wheel 600.To support the high-speed rotation of power transmission shaft 300, it is provided with supporter 400
Thrust bearing 411 and floating bearing 412, the power transmission shaft 300 pass through the thrust bearing 411 and floating bearing 412.Supporter
Oily passage 421 is provided with 400, the oily passage 421 is at least connected with to the thrust bearing 411 and/or floating bearing 412.Transmission
There is sealing ring 413, sealing ring 413 can reduce oily leakage between axle 300 and supporter 400.The lower section of supporter 400 is provided with gear
Oiled-plate method 422, the oil baffle 422 guiding fluid outflow booster.The side of the close turbine case 500 of supporter 400 is provided with
Groove portion 441, the opening of the groove portion 441 are provided with thermal insulation board 442.The thermal insulation board 442 can stop the heat transfer of turbine portion extremely
Supporter 400 and part of calming the anger.Meanwhile heat-conducting medium can flow from the groove portion 441, to take away waste heat.
Reference picture 4 to 7, nozzle ring 700 include mounting disc 710, shifting fork disc 720, spacer sleeve 730, interior lining panel 740 and 19
Individual shifting fork bar 750, blade 760 and guide wheel shaft 770 and directive wheel 780.Shifting fork disc 720 stirs groove 721 provided with multiple.Control stick etc.
External member drives shifting fork disc 720 to rotate.Shifting fork bar 750 has drive division 751 and follower 752, and the drive division 751 is located at institute
State and stir in groove 721.Blade 760 is made up of rotating shaft 761 and flow deflector 762, and rotating shaft 761 is installed in rotation on the mounting disc
In 710.Specifically, mounting disc 710 is provided with multiple axis holes 711, and the rotating shaft 761 is located in the axis hole 711, the rotating shaft
761 middle part has annular groove 763, the annular groove 763 and the axis hole 711 composition shoe cream room 764.Between axis hole 711 and rotating shaft 761
Shoe cream room 764 can storage unit share in the benefit lubrication prescription, ensure that blade 760 accessible can rotate.One end of rotating shaft 761 is connected to described lead
Flow 762, the other end are connected to the follower 752.Shifting fork disc 720 drives shifting fork bar 750 to rotate in rotation process, shift fork
Bar 750 draws flow deflector 762 and rotated.The locating rod of mounting disc can limit the unconfined rotation of shifting fork bar.Multiple 762 groups of flow deflectors
Into opening-closing structure, the flow velocity of waste gas is guided.The rotating speed of turbine is determined in waste gas stream quick decision, the final operating mode for adjusting booster.Interior lining panel
740 pass through the spacer sleeve 730 through multiple mode connects for screw to the mounting disc 710, screw, and the both ends of the spacer sleeve 730 are pushed up respectively
On the interior lining panel 740 and mounting disc 710.The secure liner plate 740 of spacer sleeve 730 and the distance of mounting disc 710, spacer sleeve
730 length is more than or equal to the ground thickness of flow deflector 762.Waste gas is in the cavity between interior lining panel 740 and mounting disc 710
Flowing, the opening and closing degree of blade 760 determine waste gas flow velocity.
In the present embodiment, guide wheel shaft 770 is symmetrically fixed in the mounting disc 710, and directive wheel 780 is fixed on described
On guide wheel shaft 770.The directive wheel 780 has a depressed part 781, and the shifting fork disc 720 stretches into the depressed part 781.More than three
Guide wheel shaft 770 form triangle or polygon detent mechanism, the shifting fork disc 720 of accurate fixed shifting fork disc 720.Shifting fork disc 720
It is limited in the section of the restriction of depressed part 781 of directive wheel 780.Shifting fork disc 720 only can be in the rotation with surface of the determination.Dial
Fork disk 720 can accurately draw blade 760 and rotate, and accurately adjust exhaust gas flow, with reaching energy-conservation and emission reduction purpose.Preferably, institute
State shifting fork disc 720 and be provided with multiple breach 722, the diameter of the breach 722 is more than the diameter of the directive wheel 780.The correspondence of breach 722
When directive wheel 780 is arranged, shifting fork disc 720 can be inserted to the correspondence position of mounting disc 710, after rotating shifting fork disc 720, shifting fork disc
720 shifting fork disc 720 is stretched into directive wheel 780, and then completes the installation of shifting fork disc 720.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (7)
1. a kind of turbocharger with nozzle ring, it is characterised in that including compression impellor, compressor casing, power transmission shaft, support
Body, turbine case, turbine wheel and nozzle ring, the compressor casing are separately mounted to the both sides of the supporter with turbine case,
The compressor casing has air intake and air outlet slit, and the turbine case has exhaust gas entrance and waste gas outlet, the transmission
Axle is installed in rotation in the supporter, and one end of the power transmission shaft is connected to the compression impellor, and the other end is connected to institute
Turbine wheel is stated, the compression impellor is located in the compressor casing, and the turbine wheel is located in the turbine case, wherein, it is described
Nozzle ring is arranged in the turbine case, and the nozzle ring includes mounting disc, shifting fork disc, multiple shifting fork bars, blade, the shifting fork disc
Groove is stirred provided with multiple, the shifting fork bar has drive division and follower, and the driving part is stirred in groove in described, the blade
It is made up of rotating shaft and flow deflector, the rotating shaft is installed in rotation in the mounting disc, and one end of the rotating shaft is connected to described lead
Flow, the other end are connected to the follower, at least one flow deflector be located at the exhaust gas entrance and waste gas outlet it
Between.
2. the turbocharger according to claim 1 with nozzle ring, it is characterised in that be provided with thrust in the supporter
Bearing and floating bearing, the power transmission shaft pass through the thrust bearing and floating bearing.
3. the turbocharger according to claim 2 with nozzle ring, it is characterised in that it is logical that oil is provided with the supporter
Road, the oily passage are at least connected with to the thrust bearing and/or floating bearing.
4. the turbocharger according to claim 1 with nozzle ring, it is characterised in that the supporter close to described
The side of turbine case is provided with groove portion, and the opening of the groove portion is provided with thermal insulation board.
5. the turbocharger according to claim 1 with nozzle ring, it is characterised in that the power transmission shaft and supporter it
Between there is sealing ring.
6. the turbocharger according to claim 1 with nozzle ring, it is characterised in that the lower section of the supporter is provided with
Oil baffle.
7. the turbocharger according to claim 1 with nozzle ring, it is characterised in that the nozzle ring includes 19 institutes
The blade stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720419858.0U CN206655737U (en) | 2017-04-20 | 2017-04-20 | turbocharger with nozzle ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720419858.0U CN206655737U (en) | 2017-04-20 | 2017-04-20 | turbocharger with nozzle ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206655737U true CN206655737U (en) | 2017-11-21 |
Family
ID=60319133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720419858.0U Expired - Fee Related CN206655737U (en) | 2017-04-20 | 2017-04-20 | turbocharger with nozzle ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206655737U (en) |
-
2017
- 2017-04-20 CN CN201720419858.0U patent/CN206655737U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171121 Termination date: 20190420 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |