CN102606229A - Variable nozzle component of turbocharger - Google Patents
Variable nozzle component of turbocharger Download PDFInfo
- Publication number
- CN102606229A CN102606229A CN2012101007583A CN201210100758A CN102606229A CN 102606229 A CN102606229 A CN 102606229A CN 2012101007583 A CN2012101007583 A CN 2012101007583A CN 201210100758 A CN201210100758 A CN 201210100758A CN 102606229 A CN102606229 A CN 102606229A
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- circle
- adjustment
- bracing ring
- blade
- ring
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The invention provides a variable nozzle component of a turbocharger, which comprises a turbine, a support ring (1), an adjusting ring (2), adjusting blades (3), positioning pins (4) and guiding pins (5). The adjusting ring (2) is circular, the radius of the adjusting ring (2) is larger than that of the support ring (1), the circle center of the adjusting ring (2) and the circle center of the support ring (1) are positioned on the same straight line, one end (31) of each adjusting blade (3) is provided with a positioning pin hole, one end of each positioning pin (4) is inserted into the corresponding positioning pin hole, the other end of each positioning pin (4) is connected with the support ring (1), a kidney-shaped groove (33) is disposed at the other end (32) of each adjusting blade (3), one end of each guiding pin (5) is inserted into the corresponding kidney-shaped groove (33), and the other end of each guiding pin (5) is connected with the adjusting ring (2). The variable nozzle component of the turbocharger is simple in structure, convenient in manufacture and simple and convenient in both utilization and installation. In addition, the axle length of an integral mechanism can be reduced, and aerodynamic performance of a flow channel is not affected.
Description
Technical field
The invention belongs to mechanical manufacturing field, relate to a kind of turbocharger assembly, relate in particular to a kind of turbosupercharger variable-nozzle assembly.
Background technique
Turbosupercharger is that a kind of high temperature that utilizes motor to discharge, high pressure exhaust gas expansion acting promote the turbine in the turbine chamber; Turbine drives coaxial compressor impeller again; The air that the impeller force feed is sent here by the air-strainer pipeline; Make it supercharging and get into cylinder, thereby more fuel oil is fully burnt, make motor under the condition of size constancy, improve the device of power.
When engine speed was low, exhaust energy was often smaller, and might can't drive pressurized machine this moment.When pressurized machine is not worked, the power of turbosupercharged engine even can be less than a naturally aspirated engine with discharge capacity, this phenomenon is called the turbo phenomenon.Variable-nozzle assembly has been head it off and has occurred, and its principle is to come the acceleration of expanding of turbine inlet gas through the sectional area that changes the turbine air inlet runner, thereby improves the slow-speed of revolution performance of turbosupercharger.
Shown in the usually following Fig. 1 of the structure of existing in the market turbosupercharger variable nozzle mechanism assembly and working principle; Blade 6 is welded as a whole with axle 7 and pilot pin 8 and inserts in the turbine bearing ring 9; Drive blade adjustment circle 11 by control leverage 10 during work and rotate, rotate by blade adjustment circle 11 driven vane 6 then.When the low speed low discharge, blade 6 turns down, and to improve secondary speed, improves response; When high speed or high load high flow capacity, blade 6 is opened greatly, strengthens passage section, with the control secondary speed, controls excessive boost pressure.
But blade and axle and pilot pin that existing variable nozzle mechanism assembly uses one to constitute, and the control blade rotates in bracing ring, so improved cost of production, and complicated integral structure, take up room excessive.
Therefore, those skilled in the art's turbosupercharger variable-nozzle assembly of being devoted to develop a kind of simple in structure, efficient economizing and taking up room less.
Summary of the invention
In view of above-mentioned the problems of the prior art, technical problem to be solved by this invention is that existing technical pattern complicacy and cost are too high.
A kind of turbosupercharger variable-nozzle assembly provided by the invention; Comprise turbine, bracing ring and support; Said turbine and bracing ring are located on the said support; Said bracing ring be shaped as circle, said turbine is located at the center of circle of said bracing ring, also comprises adjustment circle, adjustment blade, locating stud and guide finger;
Said adjustment circle is rotating to be located on the said support, said adjustment circle be shaped as circle, the radius of said adjustment circle is greater than the radius of said bracing ring, the center of circle of said adjustment circle and the center of circle of bracing ring are on same straight line;
One end of said adjustment blade is provided with positioning pin hole, and an end of said locating stud inserts in the said positioning pin hole, and said adjustment blade can rotate around said locating stud, and the other end of said locating stud is connected with said bracing ring;
The other end of said adjustment blade is provided with the waist connected in star, and an end of said guide finger inserts in the said waist connected in star, and can in said waist connected in star, slide, and the other end of said guide finger is connected with said adjustment circle.
In a preferred embodiments of the present invention, said adjustment circle be shaped as ring, said adjustment snare is in the outer rim of said bracing ring, and can rotate around the center of circle of said bracing ring.
In another preferred embodiments of the present invention, the other end of said locating stud is fixedly connected with said bracing ring.
In another preferred embodiments of the present invention, the other end of said guide finger is fixedly connected with said adjustment circle.
In another preferred embodiments of the present invention, a side of said adjustment blade is a lineal shape, and the opposite side of said adjustment blade is an arc.
In another preferred embodiments of the present invention, the arc opening of said adjustment blade opposite side is towards the center of circle of said bracing ring.
In another preferred embodiments of the present invention, the center line of the waist connected in star on the said adjustment blade is parallel with a side of said adjustment blade.
In another preferred embodiments of the present invention, also comprise drive unit, said drive unit is connected with said adjustment circle, and can drive the rotation of adjustment circle.
Turbosupercharger variable-nozzle assembly of the present invention is simple in structure, easy to make, uses and installs all comparatively easy.Can reduce the axial length of entire mechanism, and not influence the pneumatic property of runner.
Description of drawings
Fig. 1 is the structural representation of variable-nozzle of the prior art;
Fig. 2 is the structural representation of embodiments of the invention;
Fig. 3 is the structural representation of the whole assembling scheme of embodiments of the invention;
Fig. 4 is the structural representation of the adjustment blade of embodiments of the invention.
Embodiment
Below will combine accompanying drawing that the present invention is done concrete explaination.
A kind of turbosupercharger variable-nozzle assembly of embodiments of the invention as shown in Figure 2 comprises turbine (not shown), bracing ring 1 and support (not shown).Turbine and bracing ring 1 are located on the support, bracing ring 1 be shaped as circle, turbine is located at the center of circle of bracing ring 1.Thereby form the structure that eddy current increases device.In addition, also comprise adjustment circle 2, adjustment blade 3, locating stud 4 and guide finger 5.
As shown in Figure 2, adjustment circle 2 rotating being located on the support, 2 the circle that is shaped as is enclosed in adjustment, and the radius of adjustment circle 2 is greater than the radius of bracing ring 1, and the center of circle of adjustment circle 2 and the center of circle of bracing ring 1 are on same straight line; So, the adjustment circle can rotate around the center of circle of bracing ring.
Shown in Fig. 2, an end 31 of adjustment blade 3 is provided with positioning pin hole.One end of locating stud 4 inserts in the positioning pin hole, and adjustment blade 3 can rotate around locating stud 4.The other end of locating stud 4 is connected with bracing ring.The adjustment blade can rotate by the locating stud on bracing ring.
The other end 32 of adjustment blade 3 is provided with waist connected in star 33, and an end of guide finger 5 inserts in the waist connected in star 33, and can in waist connected in star 33, slide.The other end of guide finger 5 is connected with adjustment circle 2.
The present invention makes the adjustment blade rotate around locating stud through the moving guide finger that inserts adjustment blade waist connected in star of adjustment astragal.Realized the effect of adjustment swirl vane nozzle.The present invention is simple in structure, and is easy to make, uses and installs all comparatively easy.To adjust circle and be designed to the Internal and external cycle form, and can reduce the axial length of entire mechanism, and not influence the pneumatic property of runner with bearing ring.
As shown in Figure 3, in the variable-nozzle assembly of embodiments of the invention, 2 the ring that is shaped as is enclosed in adjustment, and adjustment circle 2 is enclosed within the outer rim of bracing ring 1, and can rotate around the center of circle of bracing ring 1.So design can reduce the axial length of entire mechanism, thereby saves occupation space.
In addition, in the variable-nozzle assembly of embodiments of the invention, can be fixedly connected between the other end of locating stud and the bracing ring.The other end of guide finger can with adjustment circle between be fixedly connected.Certainly, can be respectively on bracing ring or adjustment circle, pin-and-hole be set yet, locating stud or guide finger be inserted in the pin-and-hole mode such as fixing fix, present embodiment does not limit this.
As shown in Figure 4, in the variable-nozzle assembly of embodiments of the invention, a side 34 of adjustment blade 3 is a lineal shape, and the opposite side 35 of adjustment blade is an arc.And as shown in Figure 2, preferably adjust the center of circle of the arc opening of blade 3 opposite sides 35 towards bracing ring 1.And as shown in Figure 4, the center line of preferably adjusting the waist connected in star 33 on the blade 3 is parallel with a side 34 of adjustment blade 3.Thereby can better guarantee the convergence of runner.The waist connected in star is designed to not mill the form of passing through, promptly with the form of the groove of non through hole, to reduce the carbon distribution phenomenon of waste gas in the waist connected in star.
In addition, in the variable-nozzle assembly of embodiments of the invention, also comprise drive unit.Drive unit is connected with the adjustment circle, and can drive the rotation of adjustment circle.Thereby drive the adjustment blade rotation, the adjustment turbine increases the nozzle of device.
More than specific embodiment of the present invention is described in detail, but it is just as example, the present invention is not restricted to the specific embodiment of above description.To those skilled in the art, any equivalent modifications that the present invention is carried out with substitute also all among category of the present invention.Therefore, not breaking away from impartial conversion and the modification of being done under the spirit and scope of the present invention, all should contain within the scope of the invention.
Claims (8)
1. turbosupercharger variable-nozzle assembly; Comprise turbine, bracing ring (1) and support; Said turbine and bracing ring (1) are located on the said support, said bracing ring (1) be shaped as circle, said turbine is located at the center of circle of said bracing ring (1); It is characterized in that, also comprise adjustment circle (2), adjustment blade (3), locating stud (4) and guide finger (5);
Said adjustment circle (2) is rotating to be located on the said support; Said adjustment circle (2) be shaped as circle; The radius of said adjustment circle (2) is greater than the radius of said bracing ring (1), and the center of circle of the center of circle of said adjustment circle (2) and bracing ring (1) is on same straight line;
One end (31) of said adjustment blade (3) is provided with positioning pin hole (4); One end of said locating stud (4) inserts in the said positioning pin hole; Said adjustment blade (3) can rotate around said locating stud (4), and the other end of said locating stud (4) is connected with said bracing ring (1);
The other end (32) of said adjustment blade (3) is provided with waist connected in star (33); One end of said guide finger (5) inserts in the said waist connected in star (33); And can in said waist connected in star (33), slide, the other end of said guide finger (5) is connected with said adjustment circle (2).
2. assembly as claimed in claim 1 is characterized in that, said adjustment circle (2) be shaped as ring, said adjustment circle (2) is enclosed within the outer rim of said bracing ring (1), and can rotate around the center of circle of said bracing ring (1).
3. assembly as claimed in claim 1 is characterized in that, the other end of said locating stud (4) is fixedly connected with said bracing ring (1).
4. assembly as claimed in claim 1 is characterized in that, the other end of said guide finger (5) is fixedly connected with said adjustment circle (2).
5. assembly as claimed in claim 1 is characterized in that, a side (34) of said adjustment blade (3) is a lineal shape, and the opposite side (35) of said adjustment blade (3) is an arc.
6. assembly as claimed in claim 5 is characterized in that, the arc opening of said adjustment blade opposite side (35) is towards the center of circle of said bracing ring (1).
7. assembly as claimed in claim 5 is characterized in that, the center line of the waist connected in star (33) on the said adjustment blade (3) is parallel with a side (34) of said adjustment blade (3).
8. assembly as claimed in claim 1 is characterized in that, also comprises drive unit, and said drive unit is connected with said adjustment circle, and can drive the rotation of adjustment circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101007583A CN102606229A (en) | 2012-04-09 | 2012-04-09 | Variable nozzle component of turbocharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101007583A CN102606229A (en) | 2012-04-09 | 2012-04-09 | Variable nozzle component of turbocharger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102606229A true CN102606229A (en) | 2012-07-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101007583A Pending CN102606229A (en) | 2012-04-09 | 2012-04-09 | Variable nozzle component of turbocharger |
Country Status (1)
| Country | Link |
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| CN (1) | CN102606229A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206266A (en) * | 2013-04-15 | 2013-07-17 | 无锡科博增压器有限公司 | Efficient guide ring for turbocharger |
| CN103742204A (en) * | 2013-12-30 | 2014-04-23 | 汉捷机械部件（常州）有限公司 | Adjustable turbine |
| CN103993915A (en) * | 2014-05-16 | 2014-08-20 | 西安交大赛尔机泵成套设备有限责任公司 | Large efficient full-work-condition energy recovery enclosed-impeller radial-inward-flow turbine all-in-one machine |
| CN107035427A (en) * | 2017-04-11 | 2017-08-11 | 奕森科技（上海）有限公司 | A kind of variable nozzle component of turbocharger and its assembly method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4355953A (en) * | 1980-04-07 | 1982-10-26 | Guy F. Atkinson Company | Flow-adjusted hydraulic rotary machine |
| JPS58122305A (en) * | 1982-01-13 | 1983-07-21 | Hitachi Ltd | Variable nozzle mechanism for radial type turbine |
| US4657476A (en) * | 1984-04-11 | 1987-04-14 | Turbotech, Inc. | Variable area turbine |
| US20020098080A1 (en) * | 2001-01-25 | 2002-07-25 | Arnold Steven Don | Actuator shaft seal for variable nozzle turbocharger |
| US20030026694A1 (en) * | 2001-08-03 | 2003-02-06 | Mark Groskreutz | Actuator crank arm design for variable nozzle turbocharger |
| EP1975377A2 (en) * | 2007-03-29 | 2008-10-01 | IHI Corporation | Expansion turbine having a variable nozzle mechanism |
| US7553127B2 (en) * | 2006-06-13 | 2009-06-30 | Honeywell International Inc. | Variable nozzle device |
-
2012
- 2012-04-09 CN CN2012101007583A patent/CN102606229A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4355953A (en) * | 1980-04-07 | 1982-10-26 | Guy F. Atkinson Company | Flow-adjusted hydraulic rotary machine |
| JPS58122305A (en) * | 1982-01-13 | 1983-07-21 | Hitachi Ltd | Variable nozzle mechanism for radial type turbine |
| US4657476A (en) * | 1984-04-11 | 1987-04-14 | Turbotech, Inc. | Variable area turbine |
| US20020098080A1 (en) * | 2001-01-25 | 2002-07-25 | Arnold Steven Don | Actuator shaft seal for variable nozzle turbocharger |
| US20030026694A1 (en) * | 2001-08-03 | 2003-02-06 | Mark Groskreutz | Actuator crank arm design for variable nozzle turbocharger |
| US7553127B2 (en) * | 2006-06-13 | 2009-06-30 | Honeywell International Inc. | Variable nozzle device |
| EP1975377A2 (en) * | 2007-03-29 | 2008-10-01 | IHI Corporation | Expansion turbine having a variable nozzle mechanism |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206266A (en) * | 2013-04-15 | 2013-07-17 | 无锡科博增压器有限公司 | Efficient guide ring for turbocharger |
| CN103742204A (en) * | 2013-12-30 | 2014-04-23 | 汉捷机械部件（常州）有限公司 | Adjustable turbine |
| CN103993915A (en) * | 2014-05-16 | 2014-08-20 | 西安交大赛尔机泵成套设备有限责任公司 | Large efficient full-work-condition energy recovery enclosed-impeller radial-inward-flow turbine all-in-one machine |
| CN107035427A (en) * | 2017-04-11 | 2017-08-11 | 奕森科技（上海）有限公司 | A kind of variable nozzle component of turbocharger and its assembly method |
| CN107035427B (en) * | 2017-04-11 | 2023-02-28 | 奕森科技(江苏)有限公司 | Variable nozzle assembly of turbocharger and assembly method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120725 |