CN102536431A - Gasoline engine turbocharger - Google Patents
Gasoline engine turbocharger Download PDFInfo
- Publication number
- CN102536431A CN102536431A CN2012100158213A CN201210015821A CN102536431A CN 102536431 A CN102536431 A CN 102536431A CN 2012100158213 A CN2012100158213 A CN 2012100158213A CN 201210015821 A CN201210015821 A CN 201210015821A CN 102536431 A CN102536431 A CN 102536431A
- Authority
- CN
- China
- Prior art keywords
- worm wheel
- turbine
- thrust bearing
- petrol engine
- turbosupercharger
- 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
- 239000000498 cooling water Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 7
- 229910001141 Ductile iron Inorganic materials 0.000 claims abstract description 5
- 230000008569 process Effects 0.000 claims abstract description 5
- 238000003466 welding Methods 0.000 claims abstract description 4
- 239000000314 lubricant Substances 0.000 claims description 12
- 210000004907 gland Anatomy 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000003921 oil Substances 0.000 abstract description 13
- 238000007667 floating Methods 0.000 abstract description 9
- 238000005461 lubrication Methods 0.000 abstract description 6
- 238000012546 transfer Methods 0.000 abstract description 3
- 239000010687 lubricating oil Substances 0.000 abstract 2
- 238000007789 sealing Methods 0.000 abstract 2
- 238000005266 casting Methods 0.000 abstract 1
- 238000010894 electron beam technology Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 4
- 239000000295 fuel oil Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002912 waste gas Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Supercharger (AREA)
Abstract
The invention discloses a gasoline engine turbocharger, which comprises a worm wheel casing, a middle body and a compressor casing, wherein the worm wheel casing, the middle body and the compressor casing are connected together. A worm in the turbocharger is provided with a hollow portion, a worm wheel and the worm are fixedly installed together by adopting an electron beam welding process, a heat shield is arranged between the middle body and the worm wheel casing, and a lubricating oil cavity and a cooling water cavity are arranged in the middle body. The worm wheel casing is formed by casting nodular cast iron, an inner thrust bearing is arranged between the middle body and a worm wheel shaft, an outer thrust bearing is arranged between the compressor casing and the worm wheel shaft, and a thrust piece is arranged between the inner thrust bearing and the outer thrust bearing. A sealing sleeve is sleeved on the worm wheel shaft, the outer thrust bearing is installed on the sealing sleeve, and an actuator comprises an air-release valve and an air valve connecting rod. The gasoline engine turbocharger effectively block heat transfer from the worm wheel end to the middle body, ensures lubrication quality of lubricating oil at the worm wheel end, solves the problems including worm wheel shaft getting-stuck, shaft grinding and the like caused by lubrication failure of a floating bearing, and solves the problem that the side of an air compressor of the gasoline engine turbocharger leaks oil.
Description
Technical field
The present invention relates to a kind of turbosupercharger, relate in particular to a kind of petrol engine turbosupercharger.
Background technique
Turbosupercharger itself is not a kind of power source, and it is to utilize the dump energy in the engine exhaust to come work, and its effect is to motor more air to be provided; Turbosupercharger is installed on the engine exhaust pipe, and the waste gas that cylinder is discharged promotes turbine rotation, drives compressor impeller again and will after the pressurization of air-strainer filtered air, send into cylinder; Increase because get into the air of cylinder, thus allow to spray into more fuel oil or fuel oil is burnt more fully, thus make the bigger power of engine producing; Therefore turbosupercharger has under the constant situation of petrol engine structure, improves power, reduces fuel consumption rate; Increase low speed torque, reduce exhaust pollution, advantages such as plateau power recovery; But because of turbosupercharger is that the waste gas that has utilized cylinder to discharge comes expansion working, its operating temperature is up to more than 850 ℃; Reason because of heat is transmitted makes the floating bearing of booster turbine end damage because of lubrication failure, produce turbine shaft stuck, grind problem such as axle; Turbine can produce gas compressor side leakage wet goods problem in the using process of turbosupercharger in addition, and these have all influenced the functional reliability of turbosupercharger.
Summary of the invention
Technical problem to be solved by this invention provides a kind of petrol engine turbosupercharger, solves the influence of transmitting because of temperature heat and causes the floating bearing of turbine end stuck because of the rotating shaft that lubrication failure produces, grinds problem such as axle.
For solving the problems of the technologies described above; Technological scheme of the present invention is: a kind of petrol engine turbosupercharger; Comprise turbocharger housing; Turbosupercharger comprises turbine case, intermediate and the compressor casing that links together, and is rotatablely equipped with turbine shaft in the turbocharger housing, and turbine shaft is provided with hollow portion.
As optimized technical scheme, turbine shaft comprises turbine and the scroll bar that is installed together, and hollow portion is arranged on the scroll bar.
As optimized technical scheme, turbine and scroll bar adopt electro-beam welding process to be fixedly installed togather.
As optimized technical scheme, between intermediate and the turbine case thermal shield is arranged.
As optimized technical scheme, be provided with lubricant reservoir and cooling water chamber in the intermediate, lubricant reservoir is provided with oil inlet hole and spill port, and cooling water chamber is provided with water intake and water outlet.
As optimized technical scheme, the turbine case of turbine case for adopting spheroidal graphite cast iron to cast.
As optimized technical scheme, be provided with interior thrust bearing between intermediate and the turbine shaft, be provided with outer thrust bearing between compressor casing and the turbine shaft, be provided with thrust plate between interior thrust bearing and the outer thrust bearing.
As optimized technical scheme, be set with stuffing box gland on the turbine shaft, outer thrust bearing is installed on the stuffing box gland, is provided with seal ring between stuffing box gland and the compressor casing.
As optimized technical scheme, the petrol engine turbosupercharger also comprises the final controlling element that is installed on the compressor casing, and final controlling element comprises bleed valve and valve connecting rod.
Owing to adopted technique scheme, the invention has the beneficial effects as follows: the petrol engine turbosupercharger structurally adopts turbine and scroll bar weld to hollow out processing, is provided with hollow portion; And between intermediate and turbine case, be provided with thermal shield; Cooling water chamber is arranged on intermediate in addition, and this structure has effectively been blocked the heat transfer of turbine end to intermediate, has guaranteed the lubricating quality of turbine end lubricant oil; Prevented to lose efficacy because of bearing lubrication, the turbine shaft of generation is stuck, grind problem such as axle; Be provided with interior thrust bearing between intermediate and the turbine shaft; Be provided with outer thrust bearing between compressor casing and the turbine shaft; Be provided with thrust plate between interior thrust bearing and the outer thrust bearing; Effectively control the axial clearance of turbine shaft, reduced the content of the lubricant oil of gas compressor end oil pocket, thereby greatly reduced the rate of fault of gas compressor end leakage of oil; The turbine case of turbine case for adopting spheroidal graphite cast iron to cast solved petrol engine because of the turbine case distortion of arranging warm height and causing and the problem of hot tearing.
Description of drawings
Fig. 1 is the structural representation of petrol engine turbosupercharger of the present invention;
Fig. 2 is the schematic representation of the turbine shaft hollow structure of petrol engine turbosupercharger of the present invention;
Among the figure: 1. turbine case, 2. thermal shield, 3. turbine shaft, 4. seal ring, 5. end ring; 6. floating bearing, 7. bearing spacer, 8. in thrust bearing, 9. compressor casing, 10. thrust plate; 11. air compressor wheel, 12. locking nuts, 13. stuffing box glands, 14. connecting plates, 15. outer thrust bearings; 16. intermediate, 17. final controlling element, 18. turbines, 19. hollow portions, 20. worm screws.
Embodiment
Below in conjunction with embodiment, further set forth the present invention.Should be understood that these embodiments only to be used to the present invention is described and be not used in the restriction scope of the present invention.Should be understood that in addition those skilled in the art can do various changes or modification to the present invention after the content of having read the present invention's instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
Like Fig. 1, shown in Figure 2: a kind of petrol engine turbosupercharger, comprise turbocharger housing, turbosupercharger comprises turbine case 1, intermediate 16 and the compressor casing 9 that links together; Be rotatablely equipped with turbine shaft 3 in the turbocharger housing, turbine shaft 3 is provided with hollow portion 19, and turbine shaft 3 comprises the turbine 18 and scroll bar 20 that is installed together; Hollow portion 19 is arranged on the scroll bar 20, and turbine 18 adopts electro-beam welding process to be fixedly installed togather with scroll bar 20, between intermediate 16 and the turbine case 1 thermal shield 2 is arranged; Be provided with lubricant reservoir and cooling water chamber in the intermediate 16; Lubricant reservoir is provided with oil inlet hole and spill port, and cooling water chamber is provided with water intake and water outlet, and turbine case 1 is cast for adopting spheroidal graphite cast iron; Thrust bearing 8 in being provided with between intermediate 16 and the turbine shaft 3; Be provided with outer thrust bearing 15 between compressor casing 9 and the turbine shaft 3, be provided with thrust plate 10 between interior thrust bearing 8 and the outer thrust bearing 15, be set with stuffing box gland 13 on the turbine shaft 3; Outer thrust bearing 15 is installed on the stuffing box gland 13; Be provided with seal ring 4 between stuffing box gland 13 and the compressor casing 9, the petrol engine turbosupercharger also comprises the final controlling element 17 that is installed on the compressor casing 9, and final controlling element 17 comprises bleed valve and valve connecting rod.
Intermediate one end is through clip connected turbine case 1, and the other end connects compressor casing 9 through the connecting plate 14 that fastening screw trip bolt connects, and is provided with rotor assembly in the intermediate 16; Rotor assembly comprises the locking nut 12 on coaxial mounted turbine 18, worm screw 20, thrust plate 10, stuffing box gland 13, seal ring 4, air compressor wheel 11 and the turbine shaft 3; Rotor assembly is placed in the intermediate 16 through the supporting of floating bearing 6, is Spielpassung between them, and floating bearing 6 is positioned in the bearing hole of intermediate 16 through end ring 5, bearing spacer 7 and interior thrust bearing 8; Bearing spacer 7 is arranged between the floating bearing 6; Being connected to be with turbine 18 and being connected of worm screw 20 of air compressor wheel 11 and turbine shaft 3 is rigidly connected, and turbine case 1 suction port links to each other with the petrol engine gas exhaust manifold, and the combustion gas of HTHP promotes turbine 18 rotations in the turbine chamber; Turbine 18 drives 11 rotations of coaxial air compressor wheel again; The air that air compressor wheel 11 force feeds are sent here by the air-strainer pipeline makes it supercharging and gets into cylinder, has improved the fuel oil Ji property of petrol engine; Increase the power of motor, reduced discharging simultaneously.
The petrol engine turbosupercharger structurally adopts on the intermediate 16 weld of cooling water chamber and turbine 18 and turbine shaft 3 to hollow out to handle and forms hollow portion 19; And between intermediate 16 and the turbine case 1 thermal shield 2 is arranged; Effectively blocked the heat transfer of turbine 18 ends to intermediate 16; Guaranteed the lubricating quality of turbine 18 end lubricant oil, prevented the lubrication failure because of floating bearing 6, the turbine shaft of generation is 3 stuck, grind problems such as axle; Turbine case 1 adopts the heat-resisting ductile Ni-resist cast iron that reaches 950 ℃ to cast, and has solved petrol engine because of turbine case 1 distortion of arranging warm height and causing and the problem of hot tearing; The structural design of thrust bearing 8 and outer thrust bearing 15 in adopting in addition; Effectively offset the pressure influence of air compressor wheel 11 sides; Guaranteed the stress equalization of rotor assembly; Control the axial clearance of rotor assembly, reduced the content of the lubricant oil of gas compressor end oil pocket, thereby greatly reduced the rate of fault of gas compressor end leakage of oil; Lubricant oil is through the gap between the floating bearing 6 of lubricant reservoir entering rotor assembly, bearing spacer 7 and interior thrust bearing 8 and the outer thrust bearing 15; And formation one deck oil guard film; Play lubricated and cooling action; Cooling water flows into from the water intake of cooling chamber, from the water outlet outflow of cooling water chamber, plays and reduces intermediate rotor assembly action of temperature.
More than show and described basic principle of the present invention, major character and advantage of the present invention.The technician of the industry should understand; The present invention is not restricted to the described embodiments; That describes in the foregoing description and the specification just explains principle of the present invention; Under the prerequisite that does not break away from spirit and scope of the invention, the present invention also has various changes and modifications, and these variations and improvement all fall in the scope of the invention that requires protection.The scope of the claimed invention by the appended claims and their equivalents defined
.
All are from design of the present invention, and the structure conversion of having done without creative work all drops within protection scope of the present invention.
Claims (9)
1. petrol engine turbosupercharger; Comprise turbocharger housing; Said turbosupercharger comprises turbine case, intermediate and the compressor casing that links together, and is rotatablely equipped with turbine shaft in the said turbocharger housing, it is characterized in that: said turbine shaft is provided with hollow portion.
2. petrol engine turbosupercharger as claimed in claim 1 is characterized in that: said turbine shaft comprises turbine and the scroll bar that is installed together, and said hollow portion is arranged on the said scroll bar.
3. petrol engine turbosupercharger as claimed in claim 2 is characterized in that: said turbine and scroll bar adopt electro-beam welding process to be fixedly installed togather.
4. petrol engine turbosupercharger as claimed in claim 1 is characterized in that: between said intermediate and the turbine case thermal shield is arranged.
5. petrol engine turbosupercharger as claimed in claim 1 is characterized in that: be provided with lubricant reservoir and cooling water chamber in the said intermediate, said lubricant reservoir is provided with oil inlet hole and spill port, and said cooling water chamber is provided with water intake and water outlet.
6. petrol engine turbosupercharger as claimed in claim 1 is characterized in that: the turbine case of said turbine case for adopting spheroidal graphite cast iron to cast.
7. like the described petrol engine turbosupercharger of the described arbitrary claim of claim 1 to 6; It is characterized in that: be provided with interior thrust bearing between said intermediate and the turbine shaft; Be provided with outer thrust bearing between said compressor casing and the turbine shaft, be provided with thrust plate between said interior thrust bearing and the outer thrust bearing.
8. petrol engine turbosupercharger as claimed in claim 7 is characterized in that: be set with stuffing box gland on the said turbine shaft, said outer thrust bearing is installed on the said stuffing box gland, is provided with seal ring between said stuffing box gland and the said compressor casing.
9. petrol engine turbosupercharger as claimed in claim 1 is characterized in that: said petrol engine turbosupercharger also comprises the final controlling element that is installed on the said compressor casing, and said final controlling element comprises bleed valve and valve connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210015821.3A CN102536431B (en) | 2012-01-18 | 2012-01-18 | Gasoline engine turbocharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210015821.3A CN102536431B (en) | 2012-01-18 | 2012-01-18 | Gasoline engine turbocharger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102536431A true CN102536431A (en) | 2012-07-04 |
| CN102536431B CN102536431B (en) | 2014-09-03 |
Family
ID=46344259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210015821.3A Active CN102536431B (en) | 2012-01-18 | 2012-01-18 | Gasoline engine turbocharger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102536431B (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865111A (en) * | 2012-09-21 | 2013-01-09 | 联优机械(常熟)有限公司 | H-shaped cylinder structure for external work output connection of turbo expander |
| CN103758587A (en) * | 2013-12-30 | 2014-04-30 | 常州环能涡轮动力股份有限公司 | Model body of small-sized turbosuperchager |
| CN104975948A (en) * | 2014-04-03 | 2015-10-14 | 博世马勒涡轮系统有限两合公司 | Rotor of supercharging devic |
| CN105275512A (en) * | 2014-07-07 | 2016-01-27 | 丰田自动车株式会社 | Turbocharger |
| CN105782105A (en) * | 2014-01-14 | 2016-07-20 | 汉美综合科技（常州）有限公司 | Working method of rotating thrust bearing for reducing lubricating oil leakage risk of gas compressor |
| CN106285916A (en) * | 2016-09-13 | 2017-01-04 | 中国北方发动机研究所(天津) | A kind of Novel supercharger structure |
| CN107489466A (en) * | 2017-09-30 | 2017-12-19 | 苏州制氧机股份有限公司 | Supercharging adjustable nozzle gas-bearing expansion turbine after efficiently |
| CN108266272A (en) * | 2018-03-12 | 2018-07-10 | 西北工业大学 | A kind of microminiature turbine engine axle sleeve |
| CN110159419A (en) * | 2019-05-07 | 2019-08-23 | 常州环能涡轮动力股份有限公司 | Turbocharger |
| CN110388257A (en) * | 2019-08-15 | 2019-10-29 | 昆山三一动力有限公司 | Exhaust-driven turbo-charger exhaust-gas turbo charger, engine and vehicle |
| CN115853635A (en) * | 2023-03-02 | 2023-03-28 | 江苏毅合捷汽车科技股份有限公司 | Oil leakage prevention turbocharger |
| CN118499118A (en) * | 2024-07-22 | 2024-08-16 | 潍坊富源增压器有限公司 | Electric auxiliary system of turbocharger |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1212320A (en) * | 1997-09-19 | 1999-03-31 | 亚瑞亚·勃朗勃威力有限公司 | Blade-fixing device of compressor for high speed worm-gear machine |
| US6563074B2 (en) * | 2000-03-13 | 2003-05-13 | Ishikawajima Mass-Produced Machinery Co., Ltd. | Method of machining the turbine rotor shaft of a supercharger |
| CN101092882A (en) * | 2007-07-12 | 2007-12-26 | 刘天成 | Electron bombardment welding turbine shaft, and producing technique |
| CN201050387Y (en) * | 2007-06-18 | 2008-04-23 | 寿光市康跃增压器有限公司 | Exhaust-driven turbo-charger central rotor device |
| CN101469635A (en) * | 2007-12-25 | 2009-07-01 | 孙宇 | Turbocharger |
| CN202431358U (en) * | 2012-01-18 | 2012-09-12 | 山东富源动力设备有限公司 | Turbocharger of gasoline engine |
-
2012
- 2012-01-18 CN CN201210015821.3A patent/CN102536431B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1212320A (en) * | 1997-09-19 | 1999-03-31 | 亚瑞亚·勃朗勃威力有限公司 | Blade-fixing device of compressor for high speed worm-gear machine |
| US6563074B2 (en) * | 2000-03-13 | 2003-05-13 | Ishikawajima Mass-Produced Machinery Co., Ltd. | Method of machining the turbine rotor shaft of a supercharger |
| CN201050387Y (en) * | 2007-06-18 | 2008-04-23 | 寿光市康跃增压器有限公司 | Exhaust-driven turbo-charger central rotor device |
| CN101092882A (en) * | 2007-07-12 | 2007-12-26 | 刘天成 | Electron bombardment welding turbine shaft, and producing technique |
| CN101469635A (en) * | 2007-12-25 | 2009-07-01 | 孙宇 | Turbocharger |
| CN202431358U (en) * | 2012-01-18 | 2012-09-12 | 山东富源动力设备有限公司 | Turbocharger of gasoline engine |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865111A (en) * | 2012-09-21 | 2013-01-09 | 联优机械(常熟)有限公司 | H-shaped cylinder structure for external work output connection of turbo expander |
| CN103758587A (en) * | 2013-12-30 | 2014-04-30 | 常州环能涡轮动力股份有限公司 | Model body of small-sized turbosuperchager |
| CN105782105A (en) * | 2014-01-14 | 2016-07-20 | 汉美综合科技（常州）有限公司 | Working method of rotating thrust bearing for reducing lubricating oil leakage risk of gas compressor |
| CN104975948A (en) * | 2014-04-03 | 2015-10-14 | 博世马勒涡轮系统有限两合公司 | Rotor of supercharging devic |
| CN104975948B (en) * | 2014-04-03 | 2017-12-12 | 博世马勒涡轮系统有限两合公司 | The rotor of supercharging equipment |
| CN105275512A (en) * | 2014-07-07 | 2016-01-27 | 丰田自动车株式会社 | Turbocharger |
| CN105275512B (en) * | 2014-07-07 | 2017-08-15 | 丰田自动车株式会社 | Turbocharger |
| CN106285916A (en) * | 2016-09-13 | 2017-01-04 | 中国北方发动机研究所(天津) | A kind of Novel supercharger structure |
| CN107489466A (en) * | 2017-09-30 | 2017-12-19 | 苏州制氧机股份有限公司 | Supercharging adjustable nozzle gas-bearing expansion turbine after efficiently |
| CN107489466B (en) * | 2017-09-30 | 2023-09-19 | 苏州制氧机股份有限公司 | High-efficiency rear-supercharging adjustable nozzle gas bearing turbine expander |
| CN108266272A (en) * | 2018-03-12 | 2018-07-10 | 西北工业大学 | A kind of microminiature turbine engine axle sleeve |
| CN110159419A (en) * | 2019-05-07 | 2019-08-23 | 常州环能涡轮动力股份有限公司 | Turbocharger |
| CN110388257A (en) * | 2019-08-15 | 2019-10-29 | 昆山三一动力有限公司 | Exhaust-driven turbo-charger exhaust-gas turbo charger, engine and vehicle |
| CN110388257B (en) * | 2019-08-15 | 2024-07-26 | 昆山三一动力有限公司 | Exhaust gas turbocharger, engine and vehicle |
| CN115853635A (en) * | 2023-03-02 | 2023-03-28 | 江苏毅合捷汽车科技股份有限公司 | Oil leakage prevention turbocharger |
| CN115853635B (en) * | 2023-03-02 | 2023-05-05 | 江苏毅合捷汽车科技股份有限公司 | Oil leakage prevention turbocharger |
| CN118499118A (en) * | 2024-07-22 | 2024-08-16 | 潍坊富源增压器有限公司 | Electric auxiliary system of turbocharger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102536431B (en) | 2014-09-03 |
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Effective date of registration: 20170210 Address after: 261200 Weifang, Shandong Province Feng Shan Road, No. 56, Fangzi Patentee after: WEIFANG FUYUAN TURBOCHARGERS Co.,Ltd. Address before: 261206 Shandong city of Weifang province Lantau Peak high tech Industrial Park, Fengshan Road East, Shuangyang Street South Patentee before: Shandong Fuyuan Power Equipment Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Petrol engine turbocharger and method for manufacturing the same Effective date of registration: 20191212 Granted publication date: 20140903 Pledgee: Fangzi sub branch of Weifang Rural Commercial Bank Co.,Ltd. Pledgor: WEIFANG FUYUAN TURBOCHARGERS Co.,Ltd. Registration number: Y2019980001010 |
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Date of cancellation: 20201222 Granted publication date: 20140903 Pledgee: Fangzi sub branch of Weifang Rural Commercial Bank Co.,Ltd. Pledgor: WEIFANG FUYUAN TURBOCHARGERS Co.,Ltd. Registration number: Y2019980001010 |
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Denomination of invention: Gasoline engine turbocharger Effective date of registration: 20220124 Granted publication date: 20140903 Pledgee: Fangzi sub branch of Weifang Rural Commercial Bank Co.,Ltd. Pledgor: WEIFANG FUYUAN TURBOCHARGERS Co.,Ltd. Registration number: Y2022980000948 |
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Date of cancellation: 20230411 Granted publication date: 20140903 Pledgee: Fangzi sub branch of Weifang Rural Commercial Bank Co.,Ltd. Pledgor: WEIFANG FUYUAN TURBOCHARGERS Co.,Ltd. Registration number: Y2022980000948 |
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