CN205858493U - A kind of little Micro Turbine Jet Engine - Google Patents
A kind of little Micro Turbine Jet Engine Download PDFInfo
- Publication number
- CN205858493U CN205858493U CN201620453233.1U CN201620453233U CN205858493U CN 205858493 U CN205858493 U CN 205858493U CN 201620453233 U CN201620453233 U CN 201620453233U CN 205858493 U CN205858493 U CN 205858493U
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- decorative pattern
- slot type
- bearing
- type decorative
- jet engine
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
- F16C32/0603—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a gas cushion, e.g. an air cushion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
- F16C17/024—Sliding-contact bearings for exclusively rotary movement for radial load only with flexible leaves to create hydrodynamic wedge, e.g. radial foil bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/06—Arrangements of bearings; Lubricating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- 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
- F02B37/10—Engines with exhaust drive and other drive of pumps, e.g. with exhaust-driven pump and mechanically-driven second pump at least one pump being alternatively or simultaneously driven by exhaust and other drive, e.g. by pressurised fluid from a reservoir or an engine-driven pump
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
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- 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
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- 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
- F02B41/00—Engines characterised by special means for improving conversion of heat or pressure energy into mechanical power
- F02B41/02—Engines with prolonged expansion
- F02B41/10—Engines with prolonged expansion in exhaust turbines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—Bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—Bearings
- F04D29/0563—Bearings cartridges
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/403—Casings; Connections of working fluid especially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/60—Mounting; Assembling; Disassembling
- F04D29/601—Mounting; Assembling; Disassembling specially adapted for elastic fluid pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
- F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
- F16C17/042—Sliding-contact bearings for exclusively rotary movement for axial load only with flexible leaves to create hydrodynamic wedge, e.g. axial foil bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
- F16C17/08—Sliding-contact bearings for exclusively rotary movement for axial load only for supporting the end face of a shaft or other member, e.g. footstep bearings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/161—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/163—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at only one end of the rotor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/167—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using sliding-contact or spherical cap bearings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Combustion & Propulsion (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Support Of The Bearing (AREA)
- Motor Or Generator Frames (AREA)
- Supercharger (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The utility model discloses a kind of little Micro Turbine Jet Engine, it includes turbine, compressor, rotating shaft, 2 journal bearings, 1 thrust bearing and combustor, described journal bearing is hybrid kinetic pressure gas journal bearing, described thrust bearing is hybrid kinetic pressure gas thrust bearing, described combustor is set in the middle part of rotating shaft, 2 journal bearings are respectively sleeved in the rotating shaft being positioned at combustor, and described thrust bearing is set in the rotating shaft being positioned between combustor and pinch roller.This utility model may be implemented in the ultrahigh speed steady running under air supporting state, for equal-wattage requirement, the volume of turbojet engine can be made to be substantially reduced realization miniaturization.
Description
Technical field
This utility model relates to a kind of little Micro Turbine Jet Engine, belongs to high-accuracy field of mechanical technique.
Background technology
The principle of turbojet engine is to utilize compressor to be gone from air inlet inspiration by air, and air is compressed to combustor
In, the pressure-air after compression and mist of oil mixed gas are lighted by atomizer to the oil plant of combustor ejection atomization, igniter,
Mixed gas burning expansion, promotes turbine to rotate, after the turbine of rotation drives compressor mixture combustion to expand through turbine, and combustion
Gas after burning sprays from puff prot, thus produces thrust.Wherein compressor and turbo blade are fixedly installed on axis, calm the anger
Machine, turbo blade, axis constitute assembly rotary type be arranged in engine casing, for realize to compressor, turbo blade, in
Axle constitutes the rotational support of assembly, and described axis is provided with bearing;Due to thrust-weight ratio with physical dimension inversely, right
In small-size turbojet engine, to realize big thrust loading, it is necessary to bearing can realize ultrahigh speed steady running, but traditional oils system bearing
There is limit speed, when rotating shaft rotating speed oversteps the extreme limit rotating speed, bearing temperature rise can be made high, make bearing easily damage inefficacy, with
Cause commercial Application to be limited to, it is impossible to meet current miniaturization requirement.
Utility model content
The problems referred to above existed for prior art, the purpose of this utility model is to provide one can long-time steady operation
Little Micro Turbine Jet Engine.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of little Micro Turbine Jet Engine, including turbine, compressor, rotating shaft, 2 journal bearings, 1 thrust bearing and
Combustor, described turbine includes turbine, turbine air deflector and turbine cylinder, and described compressor includes pinch roller, compressor
Diffuser and compressor housings;It is characterized in that: described journal bearing is hybrid kinetic pressure gas journal bearing, including bearing outside
Set, bearing inner sleeve and the foil-type elastic component being arranged between bearing outside and inner sleeve;Described thrust bearing is hybrid action pneumatic
Body thrust bearing, including two side panels and be folded in the mid-game between two side panels, is all provided with between each side panel and mid-game
There is foil-type elastic component;Described combustor is set in the middle part of rotating shaft, and 2 journal bearings are respectively sleeved at and are positioned at turning of combustor
On axle, described thrust bearing is set in the rotating shaft being positioned between combustor and pinch roller.
As further embodiment, described little Micro Turbine Jet Engine also include turbine support, compressor support,
Rotating shaft set, bearing holder (housing, cover) and left bearing room end cap and right bearing room end cap, described rotating shaft set is set in rotating shaft, journal bearing and only
Thrust bearing is all set in rotating shaft and puts, and described bearing holder (housing, cover) is set in the outside of journal bearing and thrust bearing;Turbine cylinder with
Turbine support is fixing to be connected, and turbine support is fixing with the housing of combustor to be connected, turbine support and turbine air deflector
Fixing connection, turbine air deflector is fixing with left bearing room end cap to be connected;Compressor housings is fixing with compressor support to be connected;Pressure
Mechanism of qi support is fixing with the housing of combustor to be connected, and compressor support is fixing with compressor diffuser to be connected, compressor diffuser
Fix with right bearing room end cap and be connected.
Preferably, the surface of described rotating shaft offers heat radiation helicla flute, is beneficial to the heat radiation of rotating shaft and bearing chamber.
Preferably, the outer circumference surface of described bearing inner sleeve and both ends of the surface are respectively provided with the slot type decorative pattern of regular shape.
As further preferred scheme, the slot type decorative pattern of the end face of described bearing inner sleeve and the slot type decorative pattern of other end
Form specular, and the radial profile of the slot type decorative pattern of the axial profile line of the slot type decorative pattern of outer circumference surface and both ends of the surface
It is respectively formed one_to_one corresponding and mutually joins.
As further preferred scheme, the axial high bit line and two in the slot type decorative pattern of the outer circumference surface of described bearing inner sleeve
The high bit line of radial direction in the slot type decorative pattern of end face is homogeneously corresponding and mutually joins before end face peripheral chamfer;The groove of outer circumference surface
Axial neutrality line in formula decorative pattern is the most corresponding with the radial direction neutrality line in the slot type decorative pattern of both ends of the surface and in end face peripheral chamfer
Front mutually handing-over;Axial low-bit line in the slot type decorative pattern of outer circumference surface is equal with the radial direction low-bit line in the slot type decorative pattern of both ends of the surface
Corresponding and mutually join before end face peripheral chamfer.
As further preferred scheme, on the cooperation face of the foil-type elastic component matched with the outer circumference surface of bearing inner sleeve
It is provided with wear-resistant coating.
As further preferred scheme, the fit clearance of described foil-type elastic component and bearing inner sleeve be 0.003~
0.008mm。
As further preferred scheme, the two ends of described foil-type elastic component are each attached to the inner peripheral wall of bearing outside
On.
As further preferred scheme, described foil-type elastic component is multiple, and uniform along the inner peripheral wall of bearing outside
Distribution.
As further preferred scheme, the inner peripheral wall at bearing outside is provided with the draw-in groove for fixing foil-type elastic component.
As further preferred scheme, it is provided with stop ring at the two ends of bearing outside.
Preferably, the excircle of described bearing outside has coaxial through hole and shrinkage pool, described through hole position
In coaxial shrinkage pool, being beneficial to importing and the derivation of gas, on the one hand realize quick heat radiating aerofluxus, another side realizes bearing
Indoor carry out air supply.
Preferably, the both ends of the surface of described mid-game are equipped with the slot type decorative pattern of regular shape, and the slot type of end face
Decorative pattern forms specular with the slot type decorative pattern of other end.
Preferably, the outer circumference surface in described mid-game also is provided with slot type decorative pattern, and the slot type decorative pattern of outer circumference surface
Shape identical with the shape of the slot type decorative pattern of both ends of the surface, and the axial profile line of the slot type decorative pattern of outer circumference surface and both ends of the surface
The radial profile of slot type decorative pattern be respectively formed one_to_one corresponding and mutually join.
Groove as further preferred scheme, the axial high bit line in the slot type decorative pattern of the outer circumference surface of mid-game and both ends of the surface
The high bit line of radial direction in formula decorative pattern is homogeneously corresponding and mutually joins before end face peripheral chamfer;In the slot type decorative pattern of outer circumference surface
Axial neutrality line the most corresponding with the radial direction neutrality line in the slot type decorative pattern of both ends of the surface and mutually hand over before end face peripheral chamfer
Connect;Axial low-bit line in the slot type decorative pattern of outer circumference surface is the most corresponding with the radial direction low-bit line in the slot type decorative pattern of both ends of the surface,
And mutually join before end face peripheral chamfer.
As further preferred scheme, the cooperation face of the foil-type elastic component matched with mid-game is provided with wear-resistant coating.
As further preferred scheme, described foil-type elastic component is 0.003~0.008mm with the fit clearance of mid-game.
As further preferred scheme, at least one end of described foil-type elastic component is fixed on the inner face of corresponding side panel.
As further preferred scheme, the foil-type elastic component on each side panel is multiple, and uniform along the inner face of side panel
Distribution.
As further preferred scheme, the foil-type elastic component being fixed on a side panel be fixed on another side panel
Foil-type elastic component forms specular.
As further preferred scheme, the inner face at side panel is provided with the draw-in groove for fixing foil-type elastic component.
As a kind of embodiment, described foil-type elastic component is made up of ripple paper tinsel peace paper tinsel, the arc convex of described ripple paper tinsel
Top fits with flat paper tinsel.
As another embodiment, described foil-type elastic component is made up of ripple paper tinsel peace paper tinsel, between the ripple arch of described ripple paper tinsel
Transition base fits with flat paper tinsel.
As another embodiment, described foil-type elastic component is made up of two flat paper tinsels.
Above-mentioned slot type decorative pattern is impeller shape.
Above-mentioned foil-type elastic component is preferably through Surface heat-treatent.
Compared with prior art, this utility model has the advantages that
Because of turbojet engine provided by the utility model, it is the lubricant using gas as bearing, the most not only has
Pollution-free, friction loss is low, use the plurality of advantages such as time length, applied widely, energy-conserving and environment-protective, and uses described structure,
Good heat dissipation effect, it is ensured that long-time steady operation;Especially, can realize under air supporting state because of the air bearing of described structure
Ultrahigh speed steady running (after tested, up to 100,000~450, the limit speed of 000rpm), therefore for equal-wattage want
Asking, this utility model can make the volume of turbojet engine be substantially reduced realization miniaturization, have take up room little, easy to use etc.
Advantage, the development to promoting miniaturization new and high technology has important value, has significance progress relative to prior art.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of a kind of little Micro Turbine Jet Engine that embodiment 1 provides;
Fig. 2 is the left view stereochemical structure signal of the local segmentation of the hybrid kinetic pressure gas journal bearing that embodiment 1 provides
Figure;
Fig. 3 is the A partial enlarged drawing in Fig. 2;
Fig. 4 is that the right side of the local segmentation of the hybrid kinetic pressure gas journal bearing that embodiment 1 provides regards stereochemical structure signal
Figure;
Fig. 5 is the B partial enlarged drawing in Fig. 4;
Fig. 6 is the cross-sectional view of the hybrid kinetic pressure gas journal bearing that embodiment 1 provides;
Fig. 7 is the C partial enlarged drawing in Fig. 6;
Fig. 8 is the D partial enlarged drawing in Fig. 7;
Fig. 9 is the cross-sectional view of the hybrid kinetic pressure gas thrust bearing that embodiment 1 provides;
Figure 10 a is the left view of mid-game described in embodiment 1;
Figure 10 b is the right view of mid-game described in embodiment 1;
Figure 11 a is the right view of the left hand plate being fixed with foil-type elastic component described in embodiment 1;
Figure 11 b is the left view of the right side dish being fixed with foil-type elastic component described in embodiment 1;
Figure 12 is the cross section structure schematic diagram of the foil-type elastic component that embodiment 1 provides;
Figure 13 is the perspective view of the foil-type elastic component that embodiment 1 provides;
Figure 14 is the cross-sectional view of a kind of hybrid kinetic pressure gas journal bearing that embodiment 2 provides;
Figure 15 is the structural representation of Figure 14 medium wave paper tinsel;
Figure 16 is the cross-sectional view of a kind of hybrid kinetic pressure gas journal bearing that embodiment 3 provides;
Figure 17 is the cross-sectional view of a kind of hybrid kinetic pressure gas journal bearing that embodiment 4 provides;
Figure 18 a is the left view perspective view of a kind of hybrid kinetic pressure gas thrust bearing that embodiment 5 provides;
Figure 18 b is that the right side of the hybrid kinetic pressure gas thrust bearing that embodiment 5 provides regards perspective view;
Figure 19 is the local segmentation perspective view of the hybrid kinetic pressure gas thrust bearing that embodiment 5 provides;
Figure 20 is the left view perspective view of mid-game described in embodiment 5;
Figure 21 is the E partial enlarged drawing in Figure 20;
Figure 22 is that the right side of mid-game described in embodiment 5 regards perspective view;
Figure 23 is the F partial enlarged drawing in Figure 22;
Figure 24 is the pivot structure schematic diagram that embodiment 6 is provided;
Figure 25 is the G partial enlarged drawing in Figure 24.
In figure, label is schematically as follows:
1, turbine;11, turbine;12, turbine air deflector;13, turbine cylinder;14, turbine support;2, calm the anger
Machine;21, pinch roller;22, compressor diffuser;23, compressor housings;24, compressor support;3, rotating shaft;31, rotating shaft set;32, dissipate
Hot helicla flute;4, hybrid kinetic pressure gas journal bearing;4a, left end journal bearing;4b, right-hand member journal bearing;41, outside bearing
Set;411, draw-in groove;412, through hole;413, shrinkage pool;42, bearing inner sleeve;43, slot type decorative pattern;431, the slot type decorative pattern of outer circumference surface;
4311, axial high bit line;4312, axial neutrality line;4313, axial low-bit line;432, the slot type decorative pattern of left side;4321, footpath
To high bit line;4322, radially neutrality line;4323, radially low-bit line;433, the slot type decorative pattern of right side;4331, the most high-order
Line;4332, radially neutrality line;4333, radially low-bit line;44, stop ring;45, foil-type elastic component;451, ripple paper tinsel;4511, arc is convex
Rise;4512, transition base between ripple arch;452, flat paper tinsel;453, wear-resistant coating;5, hybrid kinetic pressure gas thrust bearing;51, side
Dish;511, left hand plate;512, right side dish;513, draw-in groove;52, mid-game;521, the slot type decorative pattern of left side;5211, the most high-order
Line;5212, radially neutrality line;5213, radially low-bit line;522, the slot type decorative pattern of right side;5221, the highest bit line;5222、
Radially neutrality line;5223, radially low-bit line;523, the slot type decorative pattern of outer circumference surface;5231, axial high bit line;5232, in axially
Bit line;5233, axial low-bit line;53, foil-type elastic component;53a, the foil-type elastic component being fixed in left hand plate;53b, it is fixed on
Foil-type elastic component on the dish of right side;531, ripple paper tinsel;5311, arc convex;5312, transition base between ripple arch;532, flat paper tinsel;6, combustion
Burn room;61, the housing of combustor;7, bearing holder (housing, cover);8a, left bearing room end cap;8b, right bearing room end cap.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the technical solution of the utility model is described in detail by embodiment.
Embodiment 1
As shown in Figure 1: the little Micro Turbine Jet Engine of one that the present embodiment provides, including turbine 1, compressor 2, rotating shaft
3,4,1 thrust bearing 5 of 2 journal bearings and combustor 6, described turbine 1 includes turbine 11, turbine air deflector 12 and whirlpool
Turbine housing 13, described compressor 2 includes pinch roller 21, compressor diffuser 22 and compressor housings 23;It is characterized in that: described
Journal bearing 4 is hybrid kinetic pressure gas journal bearing, including bearing outside 41 and bearing inner sleeve 42;Described thrust bearing 5 is
Hybrid kinetic pressure gas thrust bearing, including two side panels 51 and the mid-game 52 that is folded between two side panels, in each side
Foil-type elastic component 53 it is equipped with between dish 51 and mid-game 52;Described combustor 6 is set in the middle part of rotating shaft 3,2 journal bearings 4
Be respectively sleeved in the rotating shaft 3 being positioned at combustor 6, described thrust bearing 5 be set in be positioned between combustor 6 and pinch roller 21 turn
On axle 3.
Described little Micro Turbine Jet Engine also includes turbine support 14, compressor support 24, rotating shaft set 31, bearing holder (housing, cover)
7 and left bearing room end cap 8a and right bearing room end cap 8b, described rotating shaft set 31 is set in rotating shaft 3, journal bearing 4 and thrust shaft
Holding 5 to be all set on rotating shaft set 31, described bearing holder (housing, cover) 7 is set in journal bearing 4 and the outside of thrust bearing 5;Turbine cylinder
13 fixing with turbine support 14 are connected, and turbine support 14 is fixed with the housing 61 of combustor 6 and is connected, turbine support 14 and
Turbine air deflector 12 is fixing to be connected, and turbine air deflector 12 is fixing with left bearing room end cap 8a to be connected;Compressor housings 23 with
Compressor support 24 is fixing to be connected;The housing 61 of compressor support 24 and combustor 6 is fixing to be connected, compressor support 24 with calm the anger
Machine diffuser 22 is fixing to be connected, and compressor diffuser 22 is fixing with right bearing room end cap 8b to be connected.
In conjunction with shown in Fig. 2 to Fig. 5: outer circumference surface and the left and right end face of described bearing inner sleeve 42 are respectively provided with regular shape
Slot type decorative pattern 43 (such as 431 in figure, 432 and 433, the slot type decorative pattern in the present embodiment is impeller shape), and left side
Slot type decorative pattern 432 forms specular with the slot type decorative pattern 433 of right side.It is positioned at the slot type flower of the outer circumference surface of bearing inner sleeve 42
The axial profile line of stricture of vagina 431 is respectively formed one_to_one corresponding also with the radial profile of the slot type decorative pattern (432 and 433) of left and right end face
Mutually handing-over, it may be assumed that the axial high bit line 4311 in the slot type decorative pattern 431 of outer circumference surface and the slot type decorative pattern (432 of left and right end face
With 433) in the high bit line of radial direction (4321 and 4331) the most corresponding and mutually join before end face peripheral chamfer;Outer circumference surface
Slot type decorative pattern 431 in axial neutrality line 4312 and the radial direction neutrality line in the slot type decorative pattern (432 and 433) of left and right end face
(4322 and 4332) are the most corresponding and mutually join before end face peripheral chamfer;Axial in the slot type decorative pattern 431 of outer circumference surface
Low-bit line 4313 is the most corresponding with the radial direction low-bit line (4323 and 4333) in the slot type decorative pattern of left and right end face (432 and 433),
And mutually join before end face peripheral chamfer.
Slot type decorative pattern (431,432 and of regular shape it are respectively provided with by the outer circumference surface and both ends of the surface making bearing inner sleeve 42
433), the slot type decorative pattern 432 of left side and the slot type decorative pattern 433 of right side form the slot type decorative pattern of specular and outer circumference surface
The axial profile line of 431 is respectively formed one_to_one corresponding phase with the radial profile of the slot type decorative pattern (432 and 433) of left and right end face
Handing-over mutually, it is ensured that produced by the slot type decorative pattern (432 and 433) of the impeller shape of both ends of the surface, pressurization gas is from axle center radially
Carrying in the recess channels constantly formed toward the slot type decorative pattern 431 of outer circumference surface, running up axle so that forming higher support
Hold required air film, and air film is i.e. as the lubricant of kinetic pressure gas journal bearing, be thus advantageous to realize described hybrid dynamic
The pressure gas lubricated journal bearing 4 high speed steady running under air supporting state.
It addition, when being respectively provided with stop ring 44 at the two ends of bearing outside 41, may be implemented under the drive of high speed gyroaxis,
Making to be produced from sealing function between the both ends of the surface of bearing inner sleeve 42 and stop ring 44, the action pneumatic physical ability making slot type decorative pattern continuously generate is complete
Well in the airtight whole fit clearance being saved in bearing, fully ensure that the lubrication of the kinetic pressure gas journal bearing run up needs
Want.
Shown in Fig. 6 and Fig. 7: described foil-type elastic component 45 is arranged between bearing outside 41 and inner sleeve 42, is to adopt
Forming with ripple paper tinsel 451 peace paper tinsel 452, the top of the arc convex 4511 of described ripple paper tinsel 451 fits with flat paper tinsel 452, described ripple
Between the ripple arch of paper tinsel 451, transition base 4512 fits with the inner peripheral wall of bearing outside 41.Inner peripheral wall at bearing outside 41
Being provided with the draw-in groove 411 for fixing foil-type elastic component 45 two ends, described draw-in groove 411 is corresponding with the quantity of foil-type elastic component 45,
And all inner peripheral walls along bearing outside 41 are uniformly distributed.
As shown in Figure 8: at cooperation face (that is: the structure of the foil-type elastic component 45 matched with the outer circumference surface of bearing inner sleeve 42
Become the inner surface of the flat paper tinsel 452 of foil-type elastic component 45) it is provided with wear-resistant coating 453, the bearing run up with further reduction
The inner sleeve 42 abrasion to foil-type elastic component 45, extends the service life of bearing.
Described foil-type elastic component 45 is preferably 0.003~0.008mm, with further with the fit clearance of bearing inner sleeve 42
Guarantee the reliability and stability that bearing runs up.
As shown in Figure 9: the hybrid kinetic pressure gas thrust bearing of one 5 that the present embodiment provides, including: two side panels 51,
Between two side panels 51, it is folded with mid-game 52, between each side panel 51 and mid-game 52, is provided with foil-type elastic component 53;In described
The left side of dish 52 is provided with the slot type decorative pattern 521 of regular shape, and right side is provided with the slot type decorative pattern 522 of regular shape.
Visible in conjunction with Figure 10 a and Figure 10 b: the slot type decorative pattern 521 of the left side of described mid-game 52 is spent with the slot type of right side
Specular, the radial profile of the slot type decorative pattern 521 of left side and the slot type decorative pattern 522 of right side is formed between stricture of vagina 522
Radial profile forms one_to_one corresponding.
Described slot type decorative pattern 521 is identical with the shape of 522, is impeller shape in the present embodiment.
Visible further combined with Figure 11 a and Figure 11 b: described foil-type elastic component 53 is fixed on the inner face of corresponding side panel 51
(shown in the left hand plate 511 and Figure 11 b being fixed with foil-type elastic component 53a shown in such as Figure 11 a, it is fixed with foil-type elastic component
The right side dish 512 of 53b), and the foil-type elastic component 53a being fixed in left hand plate 511 and be fixed on right side dish 512 on foil-type bullet
Property part 53b formed specular.Foil-type elastic component on each side panel can be multiple (shown in figure are 4), and along side
The inner face of dish is uniformly distributed.
By arranging foil-type elastic component 53 between side panel 51 and mid-game 52, the left and right end face in mid-game 52 arranges rule
The slot type decorative pattern (521 and 522) of shape, and make the slot type decorative pattern 521 of left side form mirror image with the slot type decorative pattern 522 of right side
Symmetry, thus obtained the rigidity characteristic of the high limit rotating speed not only with slot type kinetic pressure gas thrust bearing, but also there is paillon foil formula
The high impact-resistance of kinetic pressure gas thrust bearing and the hybrid kinetic pressure gas thrust bearing of the flexible characteristic of load-carrying ability;Cause
For defining wedge shape space between foil-type elastic component 53 and mid-game 52, when mid-game 52 rotates, gas is because of the viscous effect of himself
It is driven and is compressed in wedge shape space, thus axial hydrodynamic power can be made to been significantly enhanced, relative to existing simple paper tinsel
Chip kinetic pressure gas thrust bearing, can have the limit speed being multiplied under same load;Simultaneously as add foil-type
Elastic component 53, under its elastic reaction, the ability that also can make the load-carrying ability of bearing, impact resistance and suppression axle whirling motion is notable
Improve, relative to existing simple slot type kinetic pressure gas thrust bearing, can have the shock resistance being multiplied under same rotational speed
Ability and load-carrying ability.
For reducing the mid-game 52 the run up abrasion to foil-type elastic component 53 further, to extend the use longevity of bearing
Life, preferably arranges wear-resistant coating (not shown) on the cooperation face of the foil-type elastic component 53 matched with mid-game 52.
As shown in Figure 12 and Figure 13: the foil-type elastic component 45/53 described in the present embodiment is by ripple paper tinsel 451/531 peace paper tinsel
452/532 composition, the top of the arc convex 4511/5311 of described ripple paper tinsel 451/531 fits with flat paper tinsel 452/532.
Embodiment 2
As shown in figure 14, the foil-type elastic component 45 described in the present embodiment is made up of ripple paper tinsel 451 peace paper tinsel 452, described ripple paper tinsel
The top of the arc convex 4511 of 451 fits with the inner peripheral wall of bearing outside 41, between the ripple arch of described ripple paper tinsel 451 at the bottom of transition
Limit 4512 fits with flat paper tinsel 452.
Figure 15 show the structural representation of described ripple paper tinsel 451.
Embodiment 3
As shown in figure 16, the foil-type elastic component 45 described in the present embodiment is made up of two flat paper tinsels 452.
Embodiment 4
As shown in figure 17, a kind of slot type kinetic pressure gas journal bearing that the present embodiment provides only exists with the difference of embodiment 1
In: having coaxial through hole 411 and shrinkage pool 412 on the excircle of described bearing outside 41, described through hole 411 is positioned at coaxial
In shrinkage pool 412, being beneficial to importing and the derivation of gas, on the one hand realize quick heat radiating aerofluxus, another side realizes bearing indoor
Carry out air supply.
Embodiment 5
In conjunction with Figure 18 a, 18b, shown in 19 to 23 visible, the hybrid kinetic pressure gas thrust bearing of one that the present embodiment provides
With differing only in of embodiment 1:
Outer circumference surface in described mid-game 52 also is provided with slot type decorative pattern 523, and the shape of the slot type decorative pattern 523 of outer circumference surface
Identical with the shape of the slot type decorative pattern of left and right end face (521 and 522) (in the present embodiment, being impeller shape), and excircle
The axial profile line of the slot type decorative pattern 523 in face is respectively formed with the radial profile of the slot type decorative pattern (521 and 522) of left and right end face
One_to_one corresponding also mutually joins;That is:
Axial high bit line 5231 in the slot type decorative pattern 523 of outer circumference surface and the radial direction in the slot type decorative pattern 521 of left side
High bit line 5211 is the most corresponding and mutually joins before end face peripheral chamfer;In axial direction in the slot type decorative pattern 523 of outer circumference surface
Bit line 5232 the most corresponding with the radial direction neutrality line 5212 in the slot type decorative pattern 521 of left side and before end face peripheral chamfer phase
Handing-over mutually;Axial low-bit line 5233 in the slot type decorative pattern 523 of outer circumference surface is low with the radial direction in the slot type decorative pattern 521 of left side
Bit line 5213 is the most corresponding and mutually joins (as shown in figure 21) before end face peripheral chamfer;
Axial high bit line 5231 in the slot type decorative pattern 523 of outer circumference surface and the radial direction in the slot type decorative pattern 522 of right side
High bit line 5221 is the most corresponding and mutually joins before end face peripheral chamfer;In axial direction in the slot type decorative pattern 523 of outer circumference surface
Bit line 5232 the most corresponding with the radial direction neutrality line 5222 in the slot type decorative pattern 522 of right side and before end face peripheral chamfer phase
Handing-over mutually;Axial low-bit line 5233 in the slot type decorative pattern 523 of outer circumference surface is low with the radial direction in the slot type decorative pattern 522 of right side
Bit line 5223 is the most corresponding and mutually joins (as shown in figure 23) before end face peripheral chamfer.
When the outer circumference surface in described mid-game 52 also is provided with slot type decorative pattern, and make the shape of the slot type decorative pattern 523 of outer circumference surface
Shape is identical with the shape of the slot type decorative pattern of left and right end face (521 and 522), and the axial wheel of the slot type decorative pattern 523 of outer circumference surface
When the radial profile of the slot type decorative pattern (521 and 522) of profile and left and right end face is respectively formed one_to_one corresponding and mutually joins, can
Make pressurization gas produced by the slot type decorative pattern (521 and 522) of inner disc both ends of the surface from axle center the most constantly toward outer circumference surface
The recess channels that formed of slot type decorative pattern 523 in carry run up the air film needed for bearing so that forming higher support, and gas
Film is i.e. as the lubricant of kinetic pressure gas thrust bearing, thus can be further assured that described hybrid kinetic pressure gas thrust bearing
High speed steady running under air supporting state, is further ensured that for realizing the high limit rotating speed offer of motor.
The inner face of side panel 51 is provided with the draw-in groove 513 (as shown in figure 20) for fixing foil-type elastic component 53.
Described foil-type elastic component 53 is preferably 0.003~0.008mm, to further ensure that with the fit clearance of mid-game 52
The reliability and stability that bearing runs up.
In order to preferably meet the performance requirement that runs up, described foil-type elastic component 53 preferably through surface heat at
Reason.
It is further to note that: the composition structure of foil-type elastic component 53 described in the utility model is not limited to above-mentioned enforcement
Described in example, it is also possible to use ripple paper tinsel peace paper tinsel composition, but between the ripple of described ripple paper tinsel arch, transition base fits with flat paper tinsel, or
Person, directly uses two flat paper tinsel compositions, or uses other existing structure.
Embodiment 6
Shown in Figure 24 and Figure 25: offer heat radiation helicla flute 32 on the surface of rotating shaft 3, be beneficial to rotating shaft and bearing chamber
Heat radiation.
After tested, the bearing that this utility model provides can reach 100,000~450 under air supporting state, the pole of 000rpm
Limit rotating speed, therefore for equal-wattage requirement, this utility model can make the volume of turbojet engine be substantially reduced realization miniaturization,
Development to promoting miniaturization new and high technology has important value.
Finally be necessary it is pointed out here that: above content is served only for doing technical scheme described in the utility model further
Describe in detail, it is impossible to being interpreted as the restriction to this utility model protection domain, those skilled in the art is according to this utility model
Some nonessential improvement of making of foregoing and adjustment belong to protection domain of the present utility model.
Claims (14)
1. a little Micro Turbine Jet Engine, including turbine, compressor, rotating shaft, 2 journal bearings, 1 thrust bearing and combustion
Burning room, described turbine includes turbine, turbine air deflector and turbine cylinder, and described compressor includes that pinch roller, compressor expand
Depressor and compressor housings;It is characterized in that: described journal bearing is hybrid kinetic pressure gas journal bearing, including bearing outside
Set, bearing inner sleeve and the foil-type elastic component being arranged between bearing outside and inner sleeve;Described thrust bearing is hybrid action pneumatic
Body thrust bearing, including two side panels and be folded in the mid-game between two side panels, is all provided with between each side panel and mid-game
There is foil-type elastic component;Described combustor is set in the middle part of rotating shaft, and 2 journal bearings are respectively sleeved at and are positioned at turning of combustor
On axle, described thrust bearing is set in the rotating shaft being positioned between combustor and pinch roller.
Little Micro Turbine Jet Engine the most according to claim 1, it is characterised in that: described little Micro Turbine Jet Engine is also
Including turbine support, compressor support, rotating shaft set, bearing holder (housing, cover) and left bearing room end cap and right bearing room end cap, described rotating shaft
Being set in rotating shaft, journal bearing and thrust bearing are all set in rotating shaft and put, described bearing holder (housing, cover) be set in journal bearing and
The outside of thrust bearing;Turbine cylinder is fixing with turbine support to be connected, and turbine support is fixing with the housing of combustor to be connected
Connecing, turbine support is fixing with turbine air deflector to be connected, and turbine air deflector is fixing with left bearing room end cap to be connected;Compressor
Housing is fixing with compressor support to be connected;Compressor support is fixing with the housing of combustor to be connected, compressor support and compressor
Diffuser is fixing to be connected, and compressor diffuser is fixing with right bearing room end cap to be connected.
Little Micro Turbine Jet Engine the most according to claim 1 and 2, it is characterised in that: the surface of described rotating shaft offers
Heat radiation helicla flute.
Little Micro Turbine Jet Engine the most according to claim 1, it is characterised in that: the outer circumference surface of described bearing inner sleeve and
Both ends of the surface are respectively provided with the slot type decorative pattern of regular shape.
Little Micro Turbine Jet Engine the most according to claim 4, it is characterised in that: the groove of the end face of described bearing inner sleeve
Formula decorative pattern forms specular, and the axial profile line and two of the slot type decorative pattern of outer circumference surface with the slot type decorative pattern of other end
The radial profile of the slot type decorative pattern of end face is respectively formed one_to_one corresponding and mutually joins.
Little Micro Turbine Jet Engine the most according to claim 5, it is characterised in that: the outer circumference surface of described bearing inner sleeve
Axial high bit line bit line high with the radial direction in the slot type decorative pattern of both ends of the surface in slot type decorative pattern is the most corresponding and falls at end face circumference
Mutually join before angle;Axial neutrality line in the slot type decorative pattern of outer circumference surface and the radial direction neutrality line in the slot type decorative pattern of both ends of the surface
The most corresponding and mutually join before end face peripheral chamfer;Axial low-bit line in the slot type decorative pattern of outer circumference surface and both ends of the surface
Slot type decorative pattern in radial direction low-bit line the most corresponding and mutually join before end face peripheral chamfer.
Little Micro Turbine Jet Engine the most according to claim 1, it is characterised in that: have on the excircle of described bearing outside
Coaxial through hole and shrinkage pool, described through hole is had to be positioned at coaxial shrinkage pool.
Little Micro Turbine Jet Engine the most according to claim 1, it is characterised in that: the both ends of the surface of described mid-game are equipped with rule
The slot type decorative pattern of the then slot type decorative pattern of shape, and end face forms specular with the slot type decorative pattern of other end.
Little Micro Turbine Jet Engine the most according to claim 8, it is characterised in that: the outer circumference surface in described mid-game also sets
There is slot type decorative pattern, and the shape of the slot type decorative pattern of outer circumference surface is identical with the shape of the slot type decorative pattern of both ends of the surface, and excircle
The axial profile line of the slot type decorative pattern in face is respectively formed one_to_one corresponding with the radial profile of the slot type decorative pattern of both ends of the surface and mutually hands over
Connect.
Little Micro Turbine Jet Engine the most according to claim 9, it is characterised in that: the slot type flower of the outer circumference surface of mid-game
Axial high bit line bit line high with the radial direction in the slot type decorative pattern of both ends of the surface in stricture of vagina the most corresponding and before end face peripheral chamfer phase
Handing-over mutually;Axial neutrality line in the slot type decorative pattern of outer circumference surface is the most relative with the radial direction neutrality line in the slot type decorative pattern of both ends of the surface
Should and mutually join before end face peripheral chamfer;Axial low-bit line in the slot type decorative pattern of outer circumference surface and the slot type of both ends of the surface
Radial direction low-bit line in decorative pattern is the most corresponding and mutually joins before end face peripheral chamfer.
11. little Micro Turbine Jet Engine according to claim 1, it is characterised in that: it is fixed on the foil-type on a side panel
Elastic component forms specular with the foil-type elastic component being fixed on another side panel.
12. according to the little Micro Turbine Jet Engine described in claim 1 or 11, it is characterised in that: described foil-type elastic component by
Ripple paper tinsel peace paper tinsel forms, and the arc convex top of described ripple paper tinsel fits with flat paper tinsel.
13. according to the little Micro Turbine Jet Engine described in claim 1 or 11, it is characterised in that: described foil-type elastic component by
Ripple paper tinsel peace paper tinsel forms, and between the ripple arch of described ripple paper tinsel, transition base fits with flat paper tinsel.
14. according to the little Micro Turbine Jet Engine described in claim 1 or 11, it is characterised in that: described foil-type elastic component by
Two flat paper tinsel compositions.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2015/079234 WO2016183788A1 (en) | 2015-05-19 | 2015-05-19 | Mixed-type dynamic pressure gas thrust bearing |
CNPCT/CN2015/079234 | 2015-05-19 | ||
CNPCT/CN2015/079232 | 2015-05-19 | ||
PCT/CN2015/079232 WO2016183786A1 (en) | 2015-05-19 | 2015-05-19 | Mixed-type dynamic pressure gas radial bearing |
Publications (1)
Publication Number | Publication Date |
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CN205858493U true CN205858493U (en) | 2017-01-04 |
Family
ID=56716452
Family Applications (14)
Application Number | Title | Priority Date | Filing Date |
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CN201620449971.9U Active CN205858958U (en) | 2015-05-19 | 2016-05-18 | A kind of little miniature gas turbine generator |
CN201620452803.5U Withdrawn - After Issue CN205858959U (en) | 2015-05-19 | 2016-05-18 | A kind of little micro turbine generator |
CN201610329245.8A Active CN105889324B (en) | 2015-05-19 | 2016-05-18 | A kind of small micro turbine generator |
CN201610329207.2A Active CN105889099B (en) | 2015-05-19 | 2016-05-18 | A kind of small micro-blower |
CN201620452807.3U Withdrawn - After Issue CN205864142U (en) | 2015-05-19 | 2016-05-18 | A kind of little micromachine |
CN201610329279.7A Active CN105888819B (en) | 2015-05-19 | 2016-05-18 | A kind of small miniature electric power generating turbine supercharging device |
CN201620452859.0U Active CN205858731U (en) | 2015-05-19 | 2016-05-18 | A kind of little micro-blower |
CN201620457921.5U Active CN205858960U (en) | 2015-05-19 | 2016-05-18 | A kind of little miniature turbine supercharger |
CN201610329342.7A Active CN105888847B (en) | 2015-05-19 | 2016-05-18 | A kind of small Micro Turbine Jet Engine |
CN201620452766.8U Withdrawn - After Issue CN205858478U (en) | 2015-05-19 | 2016-05-18 | A kind of little miniature electric power generating turbine pressurizer |
CN201610329290.3A Active CN105889325B (en) | 2015-05-19 | 2016-05-18 | A kind of small miniature gas turbine generator |
CN201620453233.1U Active CN205858493U (en) | 2015-05-19 | 2016-05-18 | A kind of little Micro Turbine Jet Engine |
CN201610327792.2A Active CN106026491B (en) | 2015-05-19 | 2016-05-18 | A kind of small micromotor |
CN201610334011.2A Active CN105889326B (en) | 2015-05-19 | 2016-05-18 | A kind of small miniature turbine booster |
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CN201620449971.9U Active CN205858958U (en) | 2015-05-19 | 2016-05-18 | A kind of little miniature gas turbine generator |
CN201620452803.5U Withdrawn - After Issue CN205858959U (en) | 2015-05-19 | 2016-05-18 | A kind of little micro turbine generator |
CN201610329245.8A Active CN105889324B (en) | 2015-05-19 | 2016-05-18 | A kind of small micro turbine generator |
CN201610329207.2A Active CN105889099B (en) | 2015-05-19 | 2016-05-18 | A kind of small micro-blower |
CN201620452807.3U Withdrawn - After Issue CN205864142U (en) | 2015-05-19 | 2016-05-18 | A kind of little micromachine |
CN201610329279.7A Active CN105888819B (en) | 2015-05-19 | 2016-05-18 | A kind of small miniature electric power generating turbine supercharging device |
CN201620452859.0U Active CN205858731U (en) | 2015-05-19 | 2016-05-18 | A kind of little micro-blower |
CN201620457921.5U Active CN205858960U (en) | 2015-05-19 | 2016-05-18 | A kind of little miniature turbine supercharger |
CN201610329342.7A Active CN105888847B (en) | 2015-05-19 | 2016-05-18 | A kind of small Micro Turbine Jet Engine |
CN201620452766.8U Withdrawn - After Issue CN205858478U (en) | 2015-05-19 | 2016-05-18 | A kind of little miniature electric power generating turbine pressurizer |
CN201610329290.3A Active CN105889325B (en) | 2015-05-19 | 2016-05-18 | A kind of small miniature gas turbine generator |
Family Applications After (2)
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CN201610327792.2A Active CN106026491B (en) | 2015-05-19 | 2016-05-18 | A kind of small micromotor |
CN201610334011.2A Active CN105889326B (en) | 2015-05-19 | 2016-05-18 | A kind of small miniature turbine booster |
Country Status (3)
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TW (3) | TWI676735B (en) |
WO (7) | WO2016184407A1 (en) |
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CN105888847A (en) * | 2015-05-19 | 2016-08-24 | 罗立峰 | Minitype turbojet engine |
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