CN208934792U - A kind of efficient turbocharger of highly integrated shafting - Google Patents
A kind of efficient turbocharger of highly integrated shafting Download PDFInfo
- Publication number
- CN208934792U CN208934792U CN201821435560.XU CN201821435560U CN208934792U CN 208934792 U CN208934792 U CN 208934792U CN 201821435560 U CN201821435560 U CN 201821435560U CN 208934792 U CN208934792 U CN 208934792U
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- integrated
- shafting
- positioning pin
- turbocharger
- floating bearing
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- 239000003921 oil Substances 0.000 claims description 52
- 239000006071 cream Substances 0.000 claims description 15
- 229910000838 Al alloy Inorganic materials 0.000 claims description 9
- 239000010721 machine oil Substances 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 5
- 239000010723 turbine oil Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 description 12
- 230000006872 improvement Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
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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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- Supercharger (AREA)
Abstract
The utility model discloses a kind of efficient turbochargers of highly integrated shafting, including central rotor assembly and the compressor casing and turbine case that are separately positioned on central rotor assembly both ends, central rotor assembly includes intermediate and the integrated impeller and turbine rotor for being separately mounted to intermediate both ends, further includes integrated floating bearing；The wheel back of integrated impeller is equipped with the interconnecting piece for extending to intermediate inner hole, and the excircle of interconnecting piece is equipped with annular groove, is equipped with pressure side containment member in annular groove；The side wall of intermediate is equipped with perforative oil input channel, is fixed with integrated positioning pin in oil input channel；Integrated floating bearing is equipped with location hole, and the end of integrated positioning pin extends to the positioning hole of integrated floating bearing.The advantages that a kind of efficient turbocharger of highly integrated shafting of the utility model has and merges booster Axial parts type, reduces number of parts, increase intermediate shell processing efficiency, reduce booster failure risk.
Description
Technical field
The utility model belongs to the high-efficiency turbine pressurization of technical field of internal combustion engines more particularly to a kind of highly integrated shafting
Device.
Background technique
Turbocharger internal structure at present seen by us is all more complicated, all more using value volume and range of product
The Axial parts of high manufacturing accuracy are assembled.As depicted in figs. 1 and 2, main zero of turbocharger in the prior art
Part includes compressor casing 1, locking nut 6, compressor impeller 10, pressure side containment member 4, intermediate body sealing ring 5, intermediate 8, whirlpool
Wheel shell 3, turbine rotor 11, whirlpool end containment member 12, heat shield 13, floating bearing 14, support sleeve 15, thrust housing 16, thrust shaft
Hold 17, oil baffle 18, axle envelope 19, containment member block set 20 and thrust bearing fastening screw.Shortcoming packet present in it
It includes:
1, intermediate 8 includes mach various machine oil oil ducts and thrust bearing fastening screw hole, is machined entirely
The time spent in journey is relatively more, and machining rejection rate is relatively high；
2, pressure side containment member 4 and whirlpool end containment member 12 are all machine oil containment members, under normal conditions using two kinds of rule
Lattice need to be easy to obscure in Classification Management and assembling process, influence machine assembly efficiency to the cutter of processing；
3, the failure of intermediate body sealing ring 5 be lead to a main path of turbocharger air compressor end oil leak, and
The position is usually to infiltrate in machine oil, it is necessary to using the fluorubber material of higher cost.
4, containment member block set 20 is always the important spare part of traditional supercharger structure, and containment member block set cannot be independent
In the presence of, it is necessary to increase the security measure and machine oil seal approach of containment member block set, usual security measure include circlip or
Person's bolt.The increase of booster components type certainly will be will lead in this way, part processing is complicated, and the failure risk of mating parts increases
Greatly.
It is problem inevitable present in traditional supercharger structure above.With the competition of current booster industry
Aggravation, breaks traditional structure, improves the processing efficiency of turbocharger, and the turbocharger for reducing cost as urgent need to resolve is difficult
Topic.
Utility model content
For disadvantages described above, the technical problem to be solved by the utility model is to provide a kind of the efficient of highly integrated shafting
Turbocharger has and merges booster Axial parts type, reduces number of parts, increases intermediate shell processing efficiency,
The advantages that reducing booster failure risk.
In order to solve the above technical problems, the technical solution of the utility model is:
A kind of efficient turbocharger of highly integrated shafting, including central rotor assembly, the central rotor assembly packet
Include intermediate.
As an improvement the turbocharger further includes the integrated impeller for being mounted on intermediate one end, integrated impeller
Wheel back be equipped with and extend to the interconnecting piece of intermediate inner hole, the excircle of interconnecting piece is equipped with annular groove, installs pressure side in annular groove
Containment member, pressure side containment member is for the sealing between integrated impeller and intermediate.
As an improvement the quantity of the annular groove be it is single or multiple, when annular groove quantity be it is multiple when, multiple annular grooves
Diameter is identical or not identical.
As an improvement the side wall of the intermediate is equipped with oil input channel, it is fixed with integrated positioning pin in oil input channel,
The machine oil in outside is interconnected by the deflector hole on integrated positioning pin in intermediate.
As an improvement the central rotor assembly further includes the integrated floating bearing on the inside of intermediate, integrate
Floating bearing is equipped with location hole, and the end of integrated positioning pin extends to the positioning hole of integrated floating bearing.
As an improvement the end of the integrated positioning pin and location hole clearance fit.
As an improvement two end faces of the integrated floating bearing are machined with oil film wedge face.
As an improvement forming outer oil film shoe cream room between the integrated bearing lateral surface and intermediate；Integrated bearing
Interior oil film, which is established between face and turbine rotor, forms interior oil film shoe cream room；Outer oil film shoe cream room and interior oil film shoe cream room with positioning
Hole connection.
As an improvement the deflector hole includes that the axial diversion hole being interconnected on integrated positioning pin and diameter is arranged in
To deflector hole, the both ends of integrated positioning pin are run through in axial diversion hole；The integrated floating bearing is hollow cylindrical-shaped structure.
As an improvement the turbocharger further includes the compressor casing for being separately positioned on central rotor assembly both ends
And turbine case, central rotor assembly further include the turbine rotor that intermediate one end is arranged in, turbine rotor and integrated impeller difference
The both ends of intermediate are set, and the central axis of turbine rotor is arranged in the inner hole of intermediate；Integrated impeller is mounted on turbine and turns
On the central axis of son；Whirlpool end containment member and heat shield are equipped between turbine rotor and intermediate；Integrated impeller is aluminium alloy material
Material is made.
Using above-mentioned technical proposal, the beneficial effects of the utility model are:
1, a kind of efficient turbocharger of highly integrated shafting of the utility model, mainly in central rotor assembly
Portion's structure optimizes, and keeps Axial parts optimization integrated, so that part category and quantity are reduced；The processing of intermediate is set to become letter
It is single, efficiently.
2, by installing integrated positioning pin in intermediate oil input channel, and cooperate integrated floating bearing that can substitute conventional junction
Floating bearing, thrust bearing, support sleeve in structure, thrust bearing positioning screw.Not only reduce part category, but also avoid intermediate
The processing of oblique oil duct, improves shell processing efficiency, reduces rejection rate.And integrated positioning pin intermediate matching hole be located at intermediate into
In oilhole, part is simple when processing, and clamped one time can be completed, and can be very good to guarantee machining accuracy.
3, by lengthening traditional impeller wheel back and processing closure gasket groove, traditional axle envelope and blade wheel structure is made to form one
A conglomerate, that is, integrated impeller, integrated impeller are aluminum alloy materials, are not contacted firmly directly with oil film wedge face, will not be soft because changing
Matter aluminium alloy and cause to wear；It is highly effective to the rotary inertia for reducing entire shafting because the density of aluminium alloy is small, be conducive to
Low engine speeds quick response.
4, containment member block set is integrated in intermediate, and makes pressure side, the cooperation of whirlpool end sealing ring directly through identical, allow assembly
Body intermediate voltage terminal containment member is identical with whirlpool end containment member, reduces part category；After containment member block set is integrated in intermediate
Intermediate body sealing ring and relevant fastenings and manufacturing procedure can be cancelled, be beneficial to reduce booster oil leak hidden danger and raising
Shell processing efficiency.
To sum up, a kind of efficient turbocharger of highly integrated shafting of the utility model is reduced by changing part material
Number of parts reduces the rotary inertia of revolving part；Use creative integrated positioning pin assembling structure；Using whole semifloating
Integrated floating bearing structure reduces oil drag resistance；So as to greatly improve the mechanical efficiency of central rotor assembly.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of conventional turbocharger in the utility model background technique；
Fig. 2 is the three parts structural schematic diagram of turbocharger in the utility model background technique；
Fig. 3 is a kind of stereoscopic schematic diagram of the efficient turbocharger embodiment one of highly integrated shafting of the utility model；
Fig. 4 is a kind of structural schematic diagram of the efficient turbocharger of highly integrated shafting of the utility model；
Fig. 5 is the enlarged drawing of core rotor assembly in Fig. 3；
Fig. 6 is the structure diagram of the integrated positioning pin in Fig. 5；
Fig. 7 is the integrated floating bearing structural schematic diagram in Fig. 5；
Fig. 8 is the structure diagram of the integrated impeller in Fig. 5；
Fig. 9 is the enlarged drawing of the central rotor assembly of the utility model embodiment two；
Figure 10 is the structure diagram of the integrated impeller in Fig. 9；
Wherein: 1- compressor casing, 2- central rotor assembly, 3- turbine case, 4- pressure side containment member, the sealing of 5- intermediate
Circle, 6- locking nut, 7- integrated positioning pin, 8- intermediate, 9- integrate floating bearing, 10- compressor impeller, 11- turbine rotor,
The whirlpool 12- end containment member, 13- heat shield, 14- floating bearing, 15- support sleeve, 16- thrust housing, 17- thrust bearing, 18- gear oil
Plate, 19- axle envelope, 20- containment member block set, 21- integrated impeller, 22- central rotor assembly, 23- intermediate, 24- oil input channel,
25- axial diversion hole, 26- radial direction deflector hole, 27- location hole, 28- oil film wedge face, the first diversion trench of 29-, the second diversion trench of 30-,
31- interconnecting piece, 32- annular groove, the whirlpool 33- end containment member.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.
Embodiment 1
Jointly shown, a kind of efficient turbocharger of highly integrated shafting by Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8
Including the compressor casing 1, central rotor assembly 22 and turbine case 3 set gradually.Central rotor assembly 22 includes 23 He of intermediate
It is separately positioned on the turbine rotor 11 and integrated impeller 21 at 23 both ends of intermediate, further includes integrated floating bearing 9, integrates floating axle
Two end faces for holding 9 are machined with oil film wedge face 28.The side in axle center is directed toward in oil film wedge face 28 and the outer surface by integrating floating bearing 9
To.Whirlpool end containment member 12 and heat shield 13 are equipped between turbine rotor 11 and intermediate 23.The central axis of turbine rotor 11 is arranged
In the inner hole of intermediate 23；Integrated impeller 21 is mounted on the central axis of turbine rotor 11；The center shaft end of turbine rotor 11
Portion's installation locking nut 6, integrated impeller 21 is fixed on the central axis of turbine rotor 11 by locking nut 6.Integrated impeller 21 is
Aluminum alloy materials are made.Integrated floating bearing 9 is hollow cylindrical-shaped structure.Integrated floating bearing 9 is mounted on turbine and turns
Between son 11 and integrated impeller 21, integrated floating bearing 9 is located on the outside of 11 central axis of inside and turbine rotor of intermediate 23
Gap location.
Jointly shown by Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the wheel back of integrated impeller 21, which is equipped with, extends to centre
The interconnecting piece 31 of 23 internal cavities of body, the excircle of interconnecting piece 31 are equipped with annular groove 32, and pressure side sealing structure is equipped in annular groove 32
Part 33, pressure side containment member 33 is for the sealing between integrated impeller 21 and intermediate 23.The quantity of annular groove 32 is two, two rings
The diameter of slot 32 is identical and is arranged at intervals on interconnecting piece 31.It is each on integrated impeller 21 and turbine rotor 11 that there are two identical close
Mechanical seal structure is formed between envelope component and intermediate 23.
Containment member block set is integrated in intermediate 23, and makes pressure side, the cooperation of whirlpool end sealing ring directly through identical, allows assembly
Pressure side containment member 12 and whirlpool end containment member 33 in body is identical, reduces part category；During containment member block set is integrated in
Intermediate body sealing ring and relevant fastenings and manufacturing procedure can be cancelled after mesosome, be beneficial to reduce booster oil leak hidden danger
With raising shell processing efficiency.
Jointly shown by Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, the side wall of intermediate 23 is equipped with inside and outside it
Oil input channel 24, be fixed with integrated positioning pin 7 in oil input channel 24, integrated positioning pin 7 be threadably secured in intermediate 23 into
In oil duct 24.Certain integrated positioning pin 7 can also be fixed with intermediate 23 by interference fit.Integrated positioning pin 7 has
Deflector hole both axially and radially.The machine oil in outside is interconnected by the deflector hole on integrated positioning pin 7 in intermediate 23.It leads
Discharge orifice includes that the axial diversion hole 25 being interconnected on integrated positioning pin 7 and radial deflector hole 26, axial diversion hole 25 is arranged in
Through the both ends of integrated positioning pin 7.The one end in axial diversion hole 25 is machined with Hexagon hole, and Hexagon hole is easy to use tool will
Integrated positioning pin 7 is mounted in oil input channel 24 or dismantles integrated positioning pin 7 out of oil input channel 24.
It is jointly shown by Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, it integrates floating bearing 9 and is equipped with location hole 27, integrate
The end of positioning pin 7 extends in the location hole 27 of integrated floating bearing 9, for limit integrated floating bearing axial displacement and
It rotates in a circumferential direction.The end of integrated positioning pin 7 and 27 clearance fit of location hole.
It is jointly shown by Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, it integrates outside being formed between bearing lateral surface and intermediate
Oil film shoe cream room；Oil film, which is established between face and turbine rotor, in integrated bearing forms interior oil film shoe cream room；Outer oil film shoe cream room and
Interior oil film shoe cream room is connected to location hole 27.Outer oil film shoe cream room is two of processing on integrated 9 excircle of floating bearing
Spaced first diversion trench 29, the first diversion trench 29 are endless groove.Interior oil film shoe cream room is processing in integrated floating bearing 9
Four the second uniformly distributed diversion trenches 30 on inner periphery, the second diversion trench 30 are arranged and run through along the axial direction of integrated floating bearing 9
The both ends of integrated floating bearing 9.First diversion trench 29 and the second diversion trench 30 are connected with location hole 27.
By lengthening traditional impeller wheel back and processing sealing annular groove, traditional axle envelope and blade wheel structure is made to form one
A conglomerate, that is, integrated impeller 21, integrated impeller 21 are aluminum alloy materials, are not contacted firmly directly with oil film wedge face 28, and integrated
Inside and outside two oil films of floating bearing, which are established, can process any form of shoe cream room on face.It will not be due to changing soft aluminium alloy
Cause to wear；It is highly effective to the rotary inertia for reducing entire shafting because the density of aluminium alloy is small, be conducive to low turn of engine
Fast quick response.
By installing integrated positioning pin in intermediate oil input channel, and cooperate integrated floating bearing that can substitute traditional structure
In floating bearing, thrust bearing, support sleeve, thrust bearing positioning screw.Not only reduce part category, but also avoid intermediate oblique
The processing of oil duct improves shell processing efficiency, reduces rejection rate.And integrated positioning pin intermediate matching hole is located at intermediate oil inlet
In hole, part is simple when processing, and clamped one time can be completed, and can be very good to guarantee machining accuracy.
Integrated positioning pin 7 is located in oil input channel 24, collectively constitutes axis with the floating bearing clearance fit with oil film wedge face 28
Hold system.Integrated positioning pin 7 is tightly pluged with molten metal in the oil input channel 24 of intermediate 23, and the optical axis section clearance fit of integrated positioning pin 7 is in collection
At the axial displacement in the location hole 27 of floating bearing 9, limiting integrated floating bearing 9 and rotate in a circumferential direction.
Integrated positioning pin 7 and integrated 9 mating part of floating bearing have machine oil deflector hole, are used for Guiding machine oil stream to floating
The inside and outside gap of bearing forms oil film, supports the operation of revolving part.Use integrated impeller 21 by compressor impeller and axis simultaneously
Envelope becomes one.With efficiency of bearing height, low rotor inertia is compact-sized, assembles the advantages that simple, can increase substantially increasing
The transient response and low speed torque of depressor, reduce the manufacturing cost of booster.
Embodiment 2
Jointly shown, the efficient turbocharger and reality of the highly integrated shafting of one of the present embodiment by Fig. 9 and Figure 10
The structure applied in example one is essentially identical, the difference is that, the diameter of two annular grooves 32 of 21 end of integrated impeller is not identical,
And using the whirlpool end containment member 33 of different-diameter, the whirlpool end containment member 33 using different-diameter is to block booster to leak
The patency of oil circuit.Using " labyrinth " principle, the complications for becoming oil leak channel, so that the generation of oil leakage fault is effectively reduced,
Sealing effect is more preferably.
In conclusion a kind of efficient turbocharger of highly integrated shafting of the utility model, mainly to central rotor
The internal structure of assembly optimizes, and keeps Axial parts optimization integrated, so that part category and quantity are reduced；Make intermediate
Processing becomes simple, efficiently.With booster Axial parts type is merged, number of parts is reduced, reduces booster failure risk
The advantages that.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (8)
1. a kind of efficient turbocharger of highly integrated shafting, including central rotor assembly (22), it is characterised in that: the core
Heart rotor assembly (22) includes intermediate (23);
The turbocharger further includes the integrated impeller (21) for being mounted on intermediate (23) one end, the wheel back of integrated impeller (21)
It is equipped with the interconnecting piece (31) for extending to intermediate (23) inner hole, the excircle of interconnecting piece (31) is equipped with annular groove (32), annular groove
(32) pressure side containment member (33) are installed in, pressure side containment member (33) is for close between integrated impeller (21) and intermediate (23)
Envelope；
The side wall of the intermediate (23) is equipped with oil input channel (24), is fixed with integrated positioning pin (7) in oil input channel (24), in
The machine oil in outside is interconnected by the deflector hole on integrated positioning pin (7) in mesosome (23).
2. the efficient turbocharger of highly integrated shafting as described in claim 1, it is characterised in that: the annular groove (32)
Quantity is single or multiple；When annular groove (32) quantity is multiple, the diameter of multiple annular grooves (32) is identical or not identical.
3. the efficient turbocharger of highly integrated shafting as described in claim 1, it is characterised in that: the central rotor is total
At the integrated floating bearing (9) that (22) further include on the inside of intermediate (23), integrates floating bearing (9) and be equipped with location hole
(27), the end of integrated positioning pin (7) extends in the location hole (27) of integrated floating bearing (9).
4. the efficient turbocharger of highly integrated shafting as claimed in claim 3, it is characterised in that: the integrated positioning pin
(7) end and location hole (27) clearance fit.
5. the efficient turbocharger of highly integrated shafting as claimed in claim 3, it is characterised in that: the integrated floating axle
Two end faces for holding (9) are machined with oil film wedge face (28).
6. the efficient turbocharger of highly integrated shafting as claimed in claim 3, it is characterised in that: the integrated floating axle
It holds and forms outer oil film shoe cream room between (9) lateral surface and intermediate (23)；Integrated floating bearing (9) interior oil film establishes face and turbine
Oil film shoe cream room in being formed between rotor (11)；Outer oil film shoe cream room and interior oil film shoe cream room are connected to location hole (27).
7. the efficient turbocharger of highly integrated shafting as described in claim 1, it is characterised in that: the deflector hole includes
Interconnected axial diversion hole (25) and radial deflector hole (26), axial diversion hole (25) are set on integrated positioning pin (7)
Through the both ends of integrated positioning pin (7)；The integrated floating bearing (9) is hollow cylindrical-shaped structure.
8. the efficient turbocharger of highly integrated shafting as described in claim 1, it is characterised in that: the turbocharger
It further include the compressor casing (1) and turbine case (3) for being separately positioned on central rotor assembly (22) both ends, central rotor assembly (22)
It further include turbine rotor (11) of the setting in intermediate (23) one end, turbine rotor (11) and integrated impeller (21) are separately positioned on
The central axis at the both ends of intermediate (23), turbine rotor (11) is arranged in the inner hole of intermediate (23)；Integrated impeller (21) peace
On the central axis of turbine rotor (11)；Between turbine rotor (11) and intermediate (23) be equipped with whirlpool end containment member (12) and every
Heat cover (13)；Integrated impeller (21) is that aluminum alloy materials are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821435560.XU CN208934792U (en) | 2018-09-03 | 2018-09-03 | A kind of efficient turbocharger of highly integrated shafting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821435560.XU CN208934792U (en) | 2018-09-03 | 2018-09-03 | A kind of efficient turbocharger of highly integrated shafting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208934792U true CN208934792U (en) | 2019-06-04 |
Family
ID=66719679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821435560.XU Active CN208934792U (en) | 2018-09-03 | 2018-09-03 | A kind of efficient turbocharger of highly integrated shafting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208934792U (en) |
-
2018
- 2018-09-03 CN CN201821435560.XU patent/CN208934792U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201224 Address after: No.1 luoqian street, Gucheng street, Shouguang City, Weifang City, Shandong Province Patentee after: Kangyue Technology (Shandong) Co.,Ltd. Address before: 262718 Shouguang Development Zone, Weifang City, Shandong Province Patentee before: KANGYUE TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240422 Address after: 262700 East 1000 meters south of the intersection of Beihuan road and Tegang Road, Gucheng street, Shouguang City, Weifang City, Shandong Province Patentee after: SHANDONG KANGJUN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Country or region after: China Address before: No.1 luoqian street, Gucheng street, Shouguang City, Weifang City, Shandong Province Patentee before: Kangyue Technology (Shandong) Co.,Ltd. Country or region before: China |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An efficient turbocharger with highly integrated shaft system Granted publication date: 20190604 Pledgee: Shandong Shouguang Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG KANGJUN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. Registration number: Y2024980018387 |