CN206874357U - High-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger - Google Patents
High-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger Download PDFInfo
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- CN206874357U CN206874357U CN201720803282.8U CN201720803282U CN206874357U CN 206874357 U CN206874357 U CN 206874357U CN 201720803282 U CN201720803282 U CN 201720803282U CN 206874357 U CN206874357 U CN 206874357U
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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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Abstract
The utility model is related to a kind of high-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger, including gas inlet housing, nozzle ring are bushing, nozzle ring, nozzle ring retainer plate, blower inlet casing, rotor general assembly, gas outlet hausing, diffuser, spiral case, impeller cover, briquetting.Rotor general assembly is by turbine, main shaft, spilled oil disk, bushing, compressor impeller, flat key, clamping sleeve and locking nut composition, main shaft excircle is set with clamping sleeve successively from bottom to up, compressor impeller, spilled oil disk and turbine, compressor impeller is connected by bushing with main shaft, connected between compressor impeller and clamping sleeve by flat key, clamping sleeve is connected by locking nut with main shaft, spilled oil disk lower surface contacts with compressor impeller upper surface, turbine upper end is provided with turbine end bearing, turbine lower end is provided with turbine gas seal, compressor impeller upper end is provided with generator terminal oil seal cover of calming the anger, compressor end bearing is provided with above spilled oil disk.By the jet vane moulding of larger degree of reaction, the compressor impeller blade shape construction for palintrope moulding of leaning forward, fairshaped diffuser vane moulding and the spiral case for waiting slope diffusion moulding, gas flow is improved, increases power.
Description
Technical field
A kind of high-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger is the utility model is related to, belongs to field of machining and machinebuilding technology.
Background technology
The exhaust-driven turbo-charger exhaust-gas turbo charger that existing high-power diesel engine uses makes diesel engine because efficiency is low and system architecture problem
Oil consumption is high, and exhaust branch pipe, exhaust main row's temperature are high, and the frequent axle box pressure that occurs is high, and gas blowby oil leak, rotor is dead, bearing burnt,
Cause the damage of exhaust-driven turbo-charger exhaust-gas turbo charger due to bearing burnt.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of high-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger, passes through
The jet vane moulding of larger degree of reaction, the gas compressor blade impeller blade for palintrope moulding of leaning forward, fairshaped diffuser vane are made
Type and the spiral case for waiting slope diffusion moulding, improve gas flow, increase power.
To solve problem above, concrete technical scheme of the present utility model is as follows：A kind of high-power diesel engine waste gas whirlpool
Booster is taken turns, including gas inlet housing, nozzle ring are bushing, nozzle ring, nozzle ring retainer plate, blower inlet casing, rotor general assembly, turbine go out
Gas shell, diffuser, spiral case, impeller cover, briquetting.Rotor general assembly is by turbine, main shaft, spilled oil disk, bushing, compressor impeller, flat
Key, clamping sleeve and locking nut composition, main shaft excircle are set with clamping sleeve, compressor impeller, spilled oil disk successively from bottom to up
And turbine, compressor impeller are connected with main shaft by bushing, connected between compressor impeller and clamping sleeve by flat key, clamping sleeve
It is connected by locking nut with main shaft, spilled oil disk lower surface contacts with compressor blade upper surface, and compressor blade outline is
Lean forward backward bending type, and turbine upper end is provided with turbine end bearing, and turbine lower end is provided with turbine gas seal, and compressor impeller upper end is provided with pressure
Mechanism of qi end oil seal cover, spilled oil disk top are provided with compressor end bearing.
Described nozzle ring use degree of reaction for 40% leaf grating moulding.
Described gas compressor blade impeller blade is bending moulding after leaning forward, and top rake is 60 °, and rear bent angle is 75 °.
The blade of described diffuser is airfoil.
Described spiral case is to wait slope diffusion moulding.
Described turbine end bearing and compressor end bearing are to be lubricated using big oil film wedge.
What the utility model was brought has the beneficial effect that：Improve exhaust-driven turbo-charger exhaust-gas turbo charger gross efficiency and utilization it is reliable
Property, effectively solve diesel engine underload oil consumption height, axle box pressure is high, and diesel exhaust gas branch pipe, exhaust main temperature are high
Problem.Preferably resolve that the recurrent gas blowby of exhaust-driven turbo-charger exhaust-gas turbo charger, oil leak, rotor be dead, bearing burnt, due to bearing
The damage of exhaust-driven turbo-charger exhaust-gas turbo charger caused by scaling loss.
Brief description of the drawings
Fig. 1 is a kind of structural representation of high-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger.
Fig. 2 is rotor general assembly structural representation.
Fig. 3 is spiral case assembling schematic diagram.
Fig. 4 is nozzle ring assembling schematic diagram.
Fig. 5 is gas inlet housing assembling schematic diagram.
Fig. 6 is air inlet housing assembling schematic diagram.
Wherein, 1- gas inlet housings, 2- nozzle rings are bushing, 3- nozzle rings, 4- nozzle ring retainer plates, 5- blower inlet casings, 6- whirlpools
Take turns air inlet housing, 7- diffusers, 8- spiral cases, 9- impeller covers, 10- briquettings, 14- turbines, 15- main shafts, 16- spilled oils disk, 17- linings
Set, 18- compressor impellers, 19- flat keys, 20- clamping sleeves, 21- locking nuts, 22- turbine gas seal, 3- calm the anger generator terminal oil sealing
Lid, 24- compressor end bearings, 25- wheel end bearings.
Embodiment
As shown in figure 1, a kind of high-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger, including gas inlet housing 1, nozzle ring are bushing
2nd, nozzle ring 3, nozzle ring retainer plate 4, blower inlet casing 5, rotor general assembly, gas outlet hausing 6, diffuser 7, spiral case 8, impeller cover 9
With briquetting 10.
Rotor general assembly is by turbine 14, main shaft 15, spilled oil disk 16, bushing 17, compressor impeller 18, flat key 19, clamping sleeve 20
Formed with locking nut 21, the excircle of main shaft 15 is set with clamping sleeve 20, compressor impeller 18, spilled oil disk 16 successively from bottom to up
With turbine 14, compressor impeller 18 is connected by bushing 17 with main shaft 15, by flat between compressor impeller 18 and clamping sleeve 20
Key 19 is connected, and clamping sleeve 20 is connected by locking nut 21 with main shaft 15, the lower surface of spilled oil disk 16 and the upper end of compressor impeller 18
Face contacts, and turbine end bearing 25 is arranged below in the end greatly of main shaft 15, and the lower end of turbine 14 is provided with turbine gas seal 22, compressor impeller
18 upper ends are provided with generator terminal oil seal cover 23 of calming the anger, and the upper end of spilled oil disk 16 is provided with compressor end bearing 24.
Described nozzle ring 3 use degree of reaction for 40% moulding.
Bending moulding after described gas compressor blade impeller blade 18 inclines, top rake are 60 °, and rear bent angle is 75 °.
The blade of described diffuser 7 is airfoil.
Described spiral case 8 is to wait slope diffusion moulding.
Described turbine end bearing 25 and compressor end bearing 24 are lubricated using big oil film wedge.
Such a high-power diesel engine is primarily adapted for use in HXN5 type locomotives with exhaust-driven turbo-charger exhaust-gas turbo charger.
Exhaust-driven turbo-charger exhaust-gas turbo charger is the whirlpool that exhaust-driven turbo-charger exhaust-gas turbo charger is driven using the exhaust energy of the burning of diesel engine discharge
Wheel, turbine drive the compressor of same shafting, increase the pressure of air, increase stressed air into cylinder of diesel engine with spraying into
Fuel oil be mixed into combustion gas, with increase diesel engine compression outburst work done power.
Above-described is only preferred embodiment of the present utility model.It should be pointed out that the ordinary skill people for this area
For member, on the premise of the utility model principle is not departed from, some variations and modifications can also be made, also should be regarded as belonging to this
The protection domain of utility model.
Claims (6)
1. a kind of high-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger, including gas inlet housing, mouth ring are bushing, nozzle ring, nozzle ring
Retainer plate, blower inlet casing, rotor general assembly, gas outlet hausing, diffuser, spiral case, impeller cover, briquetting, be characterized in that：Rotor is total
Dress is made up of turbine, main shaft, spilled oil disk, bushing, compressor impeller, flat key, clamping sleeve and locking nut, and main shaft excircle is under
Supreme to be set with clamping sleeve, compressor impeller, spilled oil disk and turbine successively, compressor impeller is connected by bushing with main shaft, pressure
Connected between compressor wheel and clamping sleeve by flat key, clamping sleeve is connected by locking nut with main shaft, spilled oil disk lower surface with
Compressor impeller upper surface contacts, and turbine upper end is provided with turbine end bearing, and turbine lower end is provided with turbine gas seal, compressor impeller
Upper end is provided with generator terminal oil seal cover of calming the anger, and compressor end bearing is provided with above spilled oil disk.
2. high-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger as claimed in claim 1, it is characterised in that：Described nozzle ring is adopted
With the leaf grating moulding that degree of reaction is 40%.
3. high-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger as claimed in claim 1, it is characterised in that：Described gas compressor blade
Impeller blade is bending moulding after leaning forward, and top rake is 60 °, and rear bent angle is 75 °.
4. high-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger as claimed in claim 1, it is characterised in that：Described diffuser
Blade is airfoil.
5. high-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger as claimed in claim 1, it is characterised in that：Described spiral case for etc.
Slope diffusion moulding.
6. high-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger as claimed in claim 1, it is characterised in that：Described turbine end axle
It is to be lubricated using big oil film wedge to hold with compressor end bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720803282.8U CN206874357U (en) | 2017-07-05 | 2017-07-05 | High-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720803282.8U CN206874357U (en) | 2017-07-05 | 2017-07-05 | High-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206874357U true CN206874357U (en) | 2018-01-12 |
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ID=61330812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720803282.8U Active CN206874357U (en) | 2017-07-05 | 2017-07-05 | High-power diesel engine exhaust-driven turbo-charger exhaust-gas turbo charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206874357U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780585A (en) * | 2019-11-06 | 2021-05-11 | 中国石油化工股份有限公司 | Explosion-proof centrifugal ventilator and explosion-proof method thereof |
| GB2615894A (en) * | 2022-02-16 | 2023-08-23 | Transp Ip Holdings Llc | Inverted compressor for electric turbocharger |
-
2017
- 2017-07-05 CN CN201720803282.8U patent/CN206874357U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112780585A (en) * | 2019-11-06 | 2021-05-11 | 中国石油化工股份有限公司 | Explosion-proof centrifugal ventilator and explosion-proof method thereof |
| GB2615894A (en) * | 2022-02-16 | 2023-08-23 | Transp Ip Holdings Llc | Inverted compressor for electric turbocharger |
| US11834982B2 (en) | 2022-02-16 | 2023-12-05 | Transportation Ip Holdings, Llc | Inverted compressor for electric turbocharger |
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