CN110454243A - Lay Lip river triangle bearing-type power transmission structure for turbocharger - Google Patents
Lay Lip river triangle bearing-type power transmission structure for turbocharger Download PDFInfo
- Publication number
- CN110454243A CN110454243A CN201910838753.2A CN201910838753A CN110454243A CN 110454243 A CN110454243 A CN 110454243A CN 201910838753 A CN201910838753 A CN 201910838753A CN 110454243 A CN110454243 A CN 110454243A
- Authority
- CN
- China
- Prior art keywords
- bearing
- floating bearing
- axis hole
- transmission shaft
- lip river
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 46
- 238000007667 floating Methods 0.000 claims abstract description 56
- 238000007789 sealing Methods 0.000 claims description 10
- 239000003921 oil Substances 0.000 abstract description 25
- 239000010687 lubricating oil Substances 0.000 abstract description 19
- 238000000034 method Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- F01D25/162—Bearing supports
-
- 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
- F01D25/18—Lubricating arrangements
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B39/00—Component parts, details, or accessories relating to, driven charging or scavenging pumps, not provided for in groups F02B33/00 - F02B37/00
- F02B39/14—Lubrication of pumps; Safety measures therefor
-
- 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
- F04D29/053—Shafts
-
- 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
-
- 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
-
- 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
- F04D29/06—Lubrication
- F04D29/063—Lubrication specially adapted for elastic fluid pumps
-
- 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
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/102—Shaft sealings especially adapted for elastic fluid pumps
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Supercharger (AREA)
Abstract
Lay Lip river triangle bearing-type power transmission structure for turbocharger, it is related to turbo-charger technical field, it includes bearing block and the transmission shaft for being arranged in bearing block, a left side for transmission shaft, right both ends are stretched out from the axis hole of bearing block and are separately installed with impeller and turbine, the oil input channel of connection axis hole is offered on bearing block, floating bearing is arranged on transmission shaft, floating bearing is located in axis hole and its both ends is respectively equipped with a retaining ring (or limit sleeve), retaining ring is fixedly mounted in axis hole and it is equipped with gap between the end face of floating bearing, annular is provided with oil groove in the side wall surface of floating bearing, the trench bottom of oil groove offers multiple oilholes, the profile of floating bearing cross section is triangular shaped in Lay Lip river.The present invention can increase the oil mass and oil pressure of the lubricating oil between floating bearing and bearing block, and lubricating oil is avoided to be sintered easily, and reduce contact surface between the two, reduce friction, to substantially reduce the energy consumption of operational process, maintain the performance of engine.
Description
Technical field
The present invention relates to technical field, a kind of especially Lay Lip river triangle bearing-type power transmission for turbocharger
Structure.
Background technique
Application of the exhaust turbine pressuring technology in automobile industry has the history of decades, by constantly changing for many decades
Into and exploitation.With the continuous development of automotive engineering, to automobile low-speed performance and mapping after Engine Downsizing, lightweight
Requirement it is also higher and higher, the power transmission structure and its bearing arrangement of turbocharger all play in terms of Performance And Reliability
Vital effect.
Turbocharger generally includes turbine, impeller and transmission shaft connecting the two, with booster revolving speed increasingly
It improves, common sliding bearing has been difficult to be competent at, therefore the overwhelming majority is using floating bearing come to transmission in current turbocharger
Axis is supported, and floating bearing is generally tubular structure, generally includes full floating bearing (itself can be rotated) and semifloating bearing
(itself is fixed in bearing block, not can be rotated), the inner cylinder face of floating bearing and external cylindrical surface are respectively formed dynamically when work
Oil film to be supplied to transmission shaft elastic bearing, and provides damping and plays cushioning effect.
In working condition, lubricating oil is entered between bearing block inner wall and bearing by oil duct, and can be from bearing side wall
Oilhole enters between bearing inner wall and transmission shaft, and transmission shaft is then suspended by oil film and high speed rotation, and oil film is made to carry axis
The load of system is held, but if to enter the speed in bearing block and bearing slower for low on fuel or lubricating oil, then is easy to lead
It causes lubricating oil to be sintered because temperature is excessively high, or causes between floating bearing outside wall surface and bearing block inner wall because of lack of lubrication
Dry friction is formed, consumes excessive energy, so as to largely influence the low-speed performance and acceleration effect of engine, sternly
Restart to result even in turbo impairment, even if the maximum temperature of the bearing oil of some imports up to 120 degree with
On, it is still difficult to be competent at.
Summary of the invention
Problem to be solved by this invention is to provide a kind of Lay Lip river triangle bearing-type power biography for turbocharger
Defeated structure, it is possible to increase the oil mass and oil pressure of the lubricating oil between floating bearing and bearing block avoid lubricating oil from being sintered easily, and
Contact surface between the two is reduced, friction is reduced, to substantially reduce the energy consumption of operational process, maintains the property of engine
Energy.
In order to solve the above-mentioned technical problem, the present invention adopts the following technical scheme: a kind of Lai Luo for turbocharger
Triangle bearing-type power transmission structure including bearing block and is arranged in the transmission shaft of bearing block, the transmission shaft it is left and right
Impeller and turbine are stretched out from the axis hole of bearing block and be separately installed in both ends, offered on the bearing block connection axis hole into
Oil duct is arranged with floating bearing on the transmission shaft, and the floating bearing is located in axis hole and its both ends is respectively equipped with a gear
It encloses (or limit sleeve), the retaining ring is fixedly mounted in axis hole and it is equipped with gap between the end face of floating bearing, described floating
Annular is provided with oil groove in the side wall surface of dynamic bearing, and the trench bottom of the oil groove offers the oil of multiple connection floating bearing inner cavities
The profile in hole, the floating bearing cross section is triangular shaped in Lay Lip river.
Preferably, the circular in cross-section or polygon of the shaft hole inner wall.
It is highly preferred that multiple oilholes are disposed in an evenly spaced relation in the trench bottom of oil groove in a ring.
It is highly preferred that the quantity of the floating bearing is two, two floating bearings are arranged at intervals on transmission shaft.
It is highly preferred that the transmission shaft is equipped with the shaft shoulder, thrust housing and sealing shroud, the thrust are arranged on the transmission shaft
The right end of set resists the shaft shoulder, left end abuts sealing shroud, and the left end of the sealing shroud is connected to impeller.
The beneficial effects of the present invention are: the floating bearing of the structure be applicable to turbocharger full floating bearing or
Semifloating bearing, for traditional cross-sectional profiles are circular bearing, floating bearing cross section in this structure
Profile is triangular shaped in Lay Lip river, which can increase the space size between floating bearing outside wall surface and shaft hole inner wall face, from
And the volume of the lubricating oil in the space is increased, enough oil masses then can be avoided lubricating oil and be sintered easily;Moreover, should
Contact area of the floating bearing in the course of rotation between shaft hole inner wall face also reduces, so that friction is effectively reduced,
The energy consumption of operational process is greatly reduced, the performance of engine can be preferably maintained;In addition, due to the floating of the structure
What bearing carried out at work is eccentric rotary, then its any one outside wall surface and shaft hole inner wall during such rotation
Space size between face all in dynamic change in, this enables the lubricating oil in axis hole to be squeezed by a degree of
Pressure, due to liquid be cannot be compressed, the lubricating oil a part being squeezed can be entered from oilhole more quickly
In the inner cavity of floating bearing, another part can then release more quickly, so as to form opposite " higher-pressure region " and " negative pressure
Area " further decreases the risk being sintered to promote the quick flowing of lubricating oil, provides preferably lubrication for transmission shaft and protects
Barrier, to improve the reliability of the Lay Lip river triangle bearing-type power transmission structure for turbocharger.
Detailed description of the invention
Fig. 1 is the overall structure diagram in the embodiment of the present invention;
Fig. 2 is the partial structural diagram in embodiment;
Fig. 3 be Fig. 1 in A-A to schematic cross-sectional view;
Fig. 4 is A-A of embodiment central axis hole inner wall when being square to schematic cross-sectional view.
Appended drawing reference are as follows:
1 --- bearing block 1a --- axis hole 1b --- oil input channel
2 --- transmission shaft 3 --- impeller 4 --- turbines
5 --- floating bearing 5a --- oil groove 5b --- oilholes
6 --- retaining ring 7 --- thrust housing 8 --- sealing shrouds.
Specific embodiment
For the ease of the understanding of those skilled in the art, the present invention is made further below with reference to embodiment and attached drawing
Bright, the content that embodiment refers to not is limitation of the invention.
It needs to illustrate in advance, in the present invention unless specifically defined or limited otherwise, term " installation ", " phase
Even ", the terms such as " connection ", " fixation " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection,
Or it is integrally connected;It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary
It is logical.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood as the case may be
Meaning.
In addition, in the present invention unless specifically defined or limited otherwise, fisrt feature is in the second feature " on " or " down "
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.Term " on ", "lower", "front", "rear", "left", "right", "vertical", "horizontal",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For the convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have specific side
Position is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
As shown in Figs 1-4, for the Lay Lip river triangle bearing-type power transmission structure of turbocharger, including bearing block 1
And it is arranged in the transmission shaft 2 of bearing block 1, the left and right both ends of transmission shaft 2 are stretched out from the axis hole 1a of bearing block 1 and are pacified respectively
Equipped with impeller 3 and turbine 4, the oil input channel 1b of connection axis hole 1a is offered on bearing block 1, is arranged with floating bearing on transmission shaft 2
5, floating bearing 5 is located in axis hole 1a and its both ends is respectively equipped with a retaining ring 6(or limit sleeve), retaining ring 6 is fixedly mounted on
In axis hole 1 and it is equipped with gap between the end face of floating bearing 5, and annular is provided with oil groove 5a in the side wall surface of floating bearing 5,
The trench bottom of oil groove 5a offers the oilhole 5b of multiple connection 5 inner cavities of floating bearing, and the profile of 5 cross section of floating bearing is in Lay Lip river
It is triangular shaped.
In the Lay Lip river triangle bearing-type power transmission structure for turbocharger that above embodiment provides, float
The design of bearing 5 is applicable to the full floating bearing of turbocharger or semifloating bearing (is placed in bearing block for embedded
The rolling bearing of structure type actually can be similarly applicable in), compared to traditional cross-sectional profiles be circular bearing and
It says, the profile of 5 cross section of floating bearing in this structure is triangular shaped in Lay Lip river, which can increase 5 outer wall of floating bearing
Space size between face and axis hole 1a inner wall, to increase the volume of the lubricating oil in the space, enough oil masses then can
Enough lubricating oil is avoided to be sintered easily;Moreover, the floating bearing 5 is in the course of rotation between axis hole 1a inner wall
Contact area also reduces, to effectively reduce friction, greatly reduces the energy consumption of operational process, can preferably tie up
Hold the performance of engine;In addition, what is carried out at work due to the floating bearing 5 of the structure is eccentric rotary, then in this way
Space size during rotation between its any one outside wall surface and axis hole 1a inner wall all in dynamic change in, this
Enable lubricating oil in axis hole 1a by a degree of extruding, due to liquid be cannot be compressed, by squeezing
Lubricating oil a part of pressure can be more quickly from the inner cavity that oilhole 5b enters floating bearing 5, and another part then can be more
It rapidly releases, so as to form opposite " higher-pressure region " and " negative pressuren zone ", to promote the quick flowing of lubricating oil, increases
The greasy property and cooling performance of lubricating oil, further decrease the risk being sintered, and provide preferably lubrication for transmission shaft and ensure,
To improve the reliability of the Lay Lip river triangle bearing-type power transmission structure for turbocharger.
Preferably, the cross section of axis hole 1a inner wall can be circle as shown in Figure 3, or as shown in Figure 4 more
Side shape, the polygon are preferably rectangular.Since the profile of 5 cross section of floating bearing is triangular shaped in Lay Lip river, can reduce floating
The volume of dynamic bearing 5, when the floating bearing 5 rotates in axis hole 1a, due to the stability of this body structure of triangle, transmission shaft
2, the orbit of shaft center for the rotor assembly that impeller 3, turbine 4 are formed can also tend towards stability, inclined without the track of generation by a relatively large margin
From, and then will not influence the change of the gap size between the gap size between impeller 3 and compressor volute, turbine 4 and turbine box
Change, make both gaps that can be maintained at more stable a small range, above-mentioned gap is avoided to generate biggish gas leakage loss,
To make the acting ability and efficiency of impeller 3 and turbine 4 keep stablizing, that is to say, that use the triangular shaped floating in Lay Lip river
Bearing 5 will not influence the efficiency and reliability of turbocharger for existing round bearing.
It should be noted that this specification attached drawing is modified, the gap in attached drawing 3-4 between each component, which has been done, to be expanded
Processing is merely for convenience of understanding and recognize, and the gap after actually assembling is not too big.
More preferably, multiple oilhole 5b on floating bearing 5 are disposed in an evenly spaced relation in the slot bottom of oil groove 5a in a ring
Portion arranges multiple oilhole 5b by annular uniform intervals, can enable lubricating oil more evenly, more fully enter floating bearing 5
Inner cavity in.
More preferably, the quantity of floating bearing 5 is two, and two floating bearings 5 are arranged at intervals on transmission shaft 2.
In addition, in the present embodiment, transmission shaft 2 is equipped with the shaft shoulder, it is arranged with thrust housing 7 and sealing shroud 8 on transmission shaft 2, only
The right end of pushing sleeve 7 resists the shaft shoulder, left end abuts sealing shroud 8, and the left end of sealing shroud 8 is connected to impeller 3, this is made to be used for turbocharging
The better reliability of the Lay Lip river triangle bearing-type power transmission structure of device.
Above-described embodiment is the preferable implementation of the present invention, and in addition to this, the present invention can be realized with other way, In
Do not depart from the technical program design under the premise of it is any obviously replace it is within the scope of the present invention.
In order to allow those of ordinary skill in the art more easily to understand the improvements of the present invention compared with the existing technology, this
Some attached drawings of invention and description have been simplified, and for the sake of clarity, present specification is omitted some other members
Element, the element that those of ordinary skill in the art should be aware that these are omitted also may make up the contents of the present invention.
Claims (5)
1. being used for the Lay Lip river triangle bearing-type power transmission structure of turbocharger, including bearing block (1) and it is arranged in axis
The transmission shaft (2) of seat (1) is held, the left and right both ends of the transmission shaft (2) are stretched out from the axis hole (1a) of bearing block (1) and difference
Impeller (3) and turbine (4) are installed, it is characterised in that: the oil input channel of connection axis hole (1a) is offered on the bearing block (1)
(1b) is arranged with floating bearing (5) on the transmission shaft (2), and the floating bearing (5) is located in axis hole (1a) and its both ends point
Not She You a retaining ring (6), the retaining ring (6) is fixedly mounted in axis hole (1) and it sets between the end face of floating bearing (5)
There is gap, annular is provided with oil groove (5a) in the side wall surface of the floating bearing (5), and the trench bottom of the oil groove (5a) offers
The oilhole (5b) of multiple connection floating bearing (5) inner cavities, the profile of floating bearing (5) cross section are in Lay Lip river triangle shape
Shape.
2. the Lay Lip river triangle bearing-type power transmission structure according to claim 1 for turbocharger, feature
It is: the circular in cross-section or polygon of axis hole (1a) inner wall.
3. the Lay Lip river triangle bearing-type power transmission structure according to claim 1 for turbocharger, feature
Be: multiple oilholes (5b) are disposed in an evenly spaced relation in the trench bottom of oil groove (5a) in a ring.
4. the Lay Lip river triangle bearing-type power transmission structure according to claim 1 for turbocharger, feature
Be: the quantity of the floating bearing (5) is two, and two floating bearings (5) are arranged at intervals on transmission shaft (2).
5. the Lay Lip river triangle bearing-type power transmission structure according to claim 1 for turbocharger, feature
Be: the transmission shaft (2) is equipped with the shaft shoulder, is arranged with thrust housing (7) and sealing shroud (8), the thrust on the transmission shaft (2)
The right end of set (7) resists the shaft shoulder, left end abuts sealing shroud (8), and the left end of the sealing shroud (8) is connected to impeller (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910838753.2A CN110454243B (en) | 2019-09-05 | 2019-09-05 | Lailo triangle bearing type power transmission structure for turbocharger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910838753.2A CN110454243B (en) | 2019-09-05 | 2019-09-05 | Lailo triangle bearing type power transmission structure for turbocharger |
Publications (2)
Publication Number | Publication Date |
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CN110454243A true CN110454243A (en) | 2019-11-15 |
CN110454243B CN110454243B (en) | 2024-05-17 |
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ID=68490921
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CN201910838753.2A Active CN110454243B (en) | 2019-09-05 | 2019-09-05 | Lailo triangle bearing type power transmission structure for turbocharger |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001025201A (en) * | 1999-07-02 | 2001-01-26 | Kitashiba Electric Co Ltd | Supporting construction for motor shaft |
CN101660594A (en) * | 2008-08-29 | 2010-03-03 | 宋千福 | Error-compensating type bearing screw conveying device |
CN103016514A (en) * | 2012-12-25 | 2013-04-03 | 浙江大学 | Sliding bearing with non-circular shaft neck |
CN204690429U (en) * | 2015-04-30 | 2015-10-07 | 无锡小天鹅股份有限公司 | For device for clothing processing supporting structure and there is its device for clothing processing |
CN104989461A (en) * | 2015-07-13 | 2015-10-21 | 湖南天雁机械有限责任公司 | Full-floating bearing turbocharger rotor system |
CN205520627U (en) * | 2015-12-15 | 2016-08-31 | 上海细瓦精密机械有限公司 | Square hole mills chuck |
CN106481671A (en) * | 2015-08-27 | 2017-03-08 | 长城汽车股份有限公司 | For the bearing block of supercharger, supercharger and automobile |
CN210396832U (en) * | 2019-09-05 | 2020-04-24 | 湖南天雁机械有限责任公司 | Lelo triangular bearing type power transmission structure for turbocharger |
-
2019
- 2019-09-05 CN CN201910838753.2A patent/CN110454243B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001025201A (en) * | 1999-07-02 | 2001-01-26 | Kitashiba Electric Co Ltd | Supporting construction for motor shaft |
CN101660594A (en) * | 2008-08-29 | 2010-03-03 | 宋千福 | Error-compensating type bearing screw conveying device |
CN103016514A (en) * | 2012-12-25 | 2013-04-03 | 浙江大学 | Sliding bearing with non-circular shaft neck |
CN204690429U (en) * | 2015-04-30 | 2015-10-07 | 无锡小天鹅股份有限公司 | For device for clothing processing supporting structure and there is its device for clothing processing |
CN104989461A (en) * | 2015-07-13 | 2015-10-21 | 湖南天雁机械有限责任公司 | Full-floating bearing turbocharger rotor system |
CN106481671A (en) * | 2015-08-27 | 2017-03-08 | 长城汽车股份有限公司 | For the bearing block of supercharger, supercharger and automobile |
CN205520627U (en) * | 2015-12-15 | 2016-08-31 | 上海细瓦精密机械有限公司 | Square hole mills chuck |
CN210396832U (en) * | 2019-09-05 | 2020-04-24 | 湖南天雁机械有限责任公司 | Lelo triangular bearing type power transmission structure for turbocharger |
Also Published As
Publication number | Publication date |
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CN110454243B (en) | 2024-05-17 |
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