CN106437870B - Axial flow turbine booster adjustable nozzle assembly - Google Patents
Axial flow turbine booster adjustable nozzle assembly Download PDFInfo
- Publication number
- CN106437870B CN106437870B CN201610793998.4A CN201610793998A CN106437870B CN 106437870 B CN106437870 B CN 106437870B CN 201610793998 A CN201610793998 A CN 201610793998A CN 106437870 B CN106437870 B CN 106437870B
- Authority
- CN
- China
- Prior art keywords
- guide vane
- petiole
- swivel becket
- arm
- wall
- 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.)
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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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
-
- 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
- F01D17/00—Regulating or controlling by varying flow
- F01D17/10—Final actuators
- F01D17/12—Final actuators arranged in stator parts
- F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
- F01D17/16—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of nozzle vanes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Supercharger (AREA)
Abstract
The invention discloses a kind of axial flow turbine booster adjustable nozzle assemblies, including fixed seat, motor, regulating arm, guide vane pivoted arm, swivel becket and multiple guide vanes, there are one be special guide vane in multiple guide vanes, remaining is conventional guide vane, the guide vane includes blade and the petiole that is connected with blade, the petiole is mounted in fixed seat, the petiole of the guide vane is fixedly connected with one end of guide vane pivoted arm, the other end of the guide vane pivoted arm is connected on swivel becket, the guide vane can be rotated with guide vane pivoted arm around the axle center of petiole, the petiole outermost end of the special guide vane is fixedly connected with regulating arm, the motor can drive regulating arm to be rotated around petiole, and then special guide vane is driven to rotate.Axial flow turbine booster adjustable nozzle assembly of the present invention does not have to carry out swivel becket additional fixation, space is saved, more compact structure is made, the oscillating bearing connection type wherein used between guide vane pivoted arm and swivel becket, the abrasion to workpiece is reduced, service life is extended.
Description
Technical field
The present invention relates to a kind of axial flow turbine booster adjustable nozzle assemblies.
Background technology
Currently, with the development of supercharging technology, only so that engine is in high-performance parameter in declared working condition point and cannot
Meet the requirement of engine energy-saving emission reduction, and the adjustable nozzle technology of booster can be good at solving diesel engine under full working scope
With requiring, especially ambient temperature, the height above sea level significantly change the case where, make being transported always with line for diesel engine
Row is in the characteristic high efficient district of supercharger air compressor.This technology becomes the trend of the following booster technology development, small
H type engine h field is widely used, and is mainly used on runoff or mixed-flow turbocharger.And at present in high-power middling speed bavin
In the booster industry of oil machine, especially on axial flow turbine booster, engineering application just starts.Existing turbocharger can
It adjusts spray nozzle device that motor driving is made so that swivel becket is rotated with the swivel becket of impeller coaxial arrangement, and then drives guide vane rotation, it is this
The kind of drive needs that swivel becket is fixed, and keeps the external structure of impeller complex so that guide vane pivoted arm is in rotation process
In relative motion must be generated between swivel becket, therefore slide is mostly set in swivel becket, this be directly slidably matched makes
It is easy to wear at slide, influence the accuracy of angle adjustment.
Invention content
The it is proposed of the present invention in view of the above problems, and a kind of axial flow turbine booster adjustable nozzle assembly of research and design.This
It is as follows to invent the technological means used：
A kind of axial flow turbine booster adjustable nozzle assembly, including fixed seat, motor, regulating arm, guide vane pivoted arm, swivel becket
With multiple guide vanes, there are one being special guide vane in multiple guide vanes, remaining is conventional guide vane, and the guide vane includes blade and and blade
Connected petiole, the petiole are mounted in fixed seat, and the petiole of the guide vane is fixedly connected with one end of guide vane pivoted arm, described
The other end of guide vane pivoted arm is connected on swivel becket, and can be relatively rotated with swivel becket, and the guide vane and guide vane pivoted arm can be around
The axle center of petiole rotates, and the petiole outermost end of the special guide vane is fixedly connected with regulating arm, and the motor can drive regulating arm
It is rotated around petiole, and then drives special guide vane rotation, then swivel becket rotation is driven by the corresponding guide vane pivoted arm of special guide vane, turned
Rotation is transmitted to other guide vane pivoted arms and petiole by rotating ring again, to realize the rotation of conventional guide vane.
Further, the screw rod for being motor driven rotation is equipped at the motor, one end of the regulating arm is fixed on spy
On the petiole of different guide vane, the other end is equipped with the screw hole coordinated with screw rod, and the axis perpendicular of the screw hole is in the axle center of petiole.
Further, the regulating arm includes adjusting arm body and internal thread axle sleeve, and the adjusting arm body is far from special
One end of guide vane is equipped with the holding tank for accommodating internal thread axle sleeve, and the outer wall of the internal thread axle sleeve is equipped with matches with holding tank
The plane of conjunction, the length of the plane are less than the length of internal thread axle sleeve, internal thread sleeve end are made to form protrusion and in axial direction
On be fastened in holding tank.
Further, the one end of petiole far from blade of the special guide vane is rectangular cross-section, arch or multiple tooth shape
Installation end, the end of the regulating arm are equipped with the mounting hole coordinated with installation end.
Further, the axial end face of the swivel becket is equipped with fixed groove, exists equipped with direction in the fixed groove
The end of the rotation connection bar of swivel becket radially, the guide vane pivoted arm is fixed on by oscillating bearing on rotation connection bar.
Further, the rotation connection bar is bolt arrangement, and is consolidated by being set to the interior screw plug at swivel becket inner wall
Be scheduled on swivel becket, the inner wall of the swivel becket is equipped with stepped hole be connected to fixed groove, the interior screw plug be outer wall and
The truncated cone-shaped nut structure of stepped hole cooperation on swivel becket inner wall, the interior screw plug are threadably secured with rotation connection bar.
Further, it also is provided with stepped hole on the outer wall of the swivel becket, it is circle that outer wall is equipped in the stepped hole on outer wall
The outer blocking cap of platform shape, the outer blocking cap are sheathed on the outside of rotation connection bar, and the path part of the interior screw plug and outer blocking cap exists
It is oppositely arranged in fixed groove.
Compared with the prior art, axial flow turbine booster adjustable nozzle assembly of the present invention has the following advantages：
1, swivel becket rotation is driven using one guide vane of rotation, and then drives the mode of all guide vane rotations, make swivel becket
Setting need not be fixed, be only secured on guide vane pivoted arm, without carrying out additional fixation to swivel becket, save sky
Between, make more compact structure；
2, it is connected using oscillating bearing between guide vane pivoted arm and swivel becket, realization is rotatable to be fixedly connected, in rotary course
In, swivel becket can generate axial displacement, therefore the friction in swivel becket axial direction is eliminated between guide vane pivoted arm and swivel becket,
The abrasion to workpiece is reduced, service life is extended.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention.
Fig. 2 is the implementation state diagram of the embodiment of the present invention.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the A-A sectional views of Fig. 2.
Fig. 5 is enlarged drawing at the B of Fig. 4.
Specific implementation mode
As shown in Figures 1 to 5, a kind of axial flow turbine booster adjustable nozzle assembly, including fixed seat 1, motor 4, adjusting
Arm 6, guide vane pivoted arm 5, swivel becket 3 and multiple guide vanes 2, there are one being special guide vane 21 in multiple guide vanes, remaining is conventional guide vane
22, the guide vane 2 includes blade 23 and the petiole 24 being connected with blade, and the petiole 24 is mounted in fixed seat 1, the guide vane
2 petiole 24 is fixedly connected with one end of guide vane pivoted arm 5, and the other end of the guide vane pivoted arm 5 is connected on swivel becket 3, and energy
It relatively rotates with swivel becket 3, is especially rotated by axis of the radial direction of swivel becket 3, the guide vane 2 can be around leaf with guide vane pivoted arm 5
The axle center of handle 24 rotates, and 24 outermost end of petiole of the special guide vane 21 is fixedly connected with regulating arm 6, and the motor 4 can drive
Regulating arm 6 is rotated around petiole 24, and then special guide vane 21 is driven to rotate, then passes through 21 corresponding 5 band of guide vane pivoted arm of special guide vane
Turn rotating ring 3 rotates, and rotation is transmitted to other guide vane pivoted arms 5 and petiole 24 by swivel becket 3 again, to realize conventional guide vane 22
The adjustment in 2 direction of guide vane is realized in rotation.
The screw rod 7 for being motor driven rotation is equipped at the motor 4, one end of the regulating arm 6 is fixed on special guide vane
On 21 petiole 24, the other end is equipped with the screw hole 61 coordinated with screw rod 7, and the axis perpendicular of the screw hole 61 is in the axis of petiole 24
The heart.
The regulating arm 6 includes adjusting arm body 62 and internal thread axle sleeve 63, and the endoporus of internal thread axle sleeve 63 is screw hole
61, the described one end of arm body 62 far from special guide vane 21 that adjusts is equipped with the holding tank 64 for accommodating internal thread axle sleeve 63, institute
The outer wall for stating internal thread axle sleeve 63 is equipped with the plane coordinated with holding tank, and the length of the plane is less than internal thread axle sleeve 63
Length makes internal thread sleeve end form protrusion and is fastened in the axial direction in holding tank 64.
The one end of petiole 24 far from blade 23 of the special guide vane 21 is rectangular cross-section, the installation of arch or multiple tooth shape
End 25, the end of the regulating arm 6 are equipped with the mounting hole coordinated with installation end 25, realize when regulating arm 6 rotates, energy band movable vane
Handle 24 rotates.
The axial end face of the swivel becket 3 is equipped with fixed groove 31, is being rotated equipped with direction in the fixed groove 31
The end of the rotation connection bar 32 of ring 3 radially, the guide vane pivoted arm 5 is fixed on rotation connection bar 32 by oscillating bearing 33
On.
The rotation connection bar 32 is customization bolt arrangement, and is consolidated by being set to the interior screw plug 34 at 3 inner wall of swivel becket
It is scheduled on swivel becket 3, the inner wall of the swivel becket 3 is equipped with the stepped hole being connected to fixed groove 31, and the interior screw plug 34 is
The truncated cone-shaped nut structure of outer wall and stepped hole cooperation, the interior screw plug 34 are threadably secured with rotation connection bar 32.It is described
The large diameter portion of interior screw plug 34 is equipped with knob fixed pan, and the large diameter portion of the stepped hole on inner wall also is provided with corresponding plane,
When rotation connection bar 32 screws in interior screw plug 34, prevent interior screw plug 34 from rotating.
Stepped hole also is provided on the outer wall of the swivel becket 3, it is the outer of truncated cone-shaped that outer wall is equipped in the stepped hole on outer wall
Blocking cap 35, the outer blocking cap 35 are sheathed on the outside of rotation connection bar 5, and the path part of the interior screw plug 34 and outer blocking cap 35 exists
It is oppositely arranged in fixed groove, can be used for oscillating bearing being limited in the centre of fixed groove 31.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (4)
1. a kind of axial flow turbine booster adjustable nozzle assembly, it is characterised in that：Turn including fixed seat, motor, regulating arm, guide vane
Arm, swivel becket and multiple guide vanes, there are one being special guide vane in multiple guide vanes, remaining is conventional guide vane, and the guide vane includes leaf
Piece and the petiole being connected with blade, the petiole are mounted in fixed seat, and the petiole of the guide vane is solid with one end of guide vane pivoted arm
Fixed connection, the other end of the guide vane pivoted arm is connected on swivel becket, and can be relatively rotated with swivel becket, the guide vane and guide vane
Pivoted arm can be rotated around the axle center of petiole, and the petiole outermost end of the special guide vane is fixedly connected with regulating arm, the motor energy
Driving regulating arm is rotated around petiole, and then drives special guide vane rotation, then passes through the corresponding guide vane pivoted arm band turn of special guide vane
Rotating ring rotates, and rotation is transmitted to other guide vane pivoted arms and petiole by swivel becket again, to realize the rotation of conventional guide vane；
The axial end face of the swivel becket is equipped with fixed groove, in the fixed groove equipped with direction in swivel becket radially
It is rotatablely connected bar, the end of the guide vane pivoted arm is fixed on by oscillating bearing on rotation connection bar；
The rotation connection bar is bolt arrangement, and is fixed on swivel becket by being set to the interior screw plug at swivel becket inner wall,
The inner wall of the swivel becket is equipped with the stepped hole being connected to fixed groove, and the interior screw plug is on outer wall and swivel becket inner wall
The truncated cone-shaped nut structure of stepped hole cooperation, the interior screw plug are threadably secured with rotation connection bar；
It also is provided with stepped hole on the outer wall of the swivel becket, the outer blocking cap that outer wall is truncated cone-shaped is equipped in the stepped hole on outer wall,
The outer blocking cap is sheathed on the outside of rotation connection bar, and the path part of the interior screw plug and outer blocking cap is opposite in fixed groove
Setting.
2. axial flow turbine booster adjustable nozzle assembly according to claim 1, it is characterised in that：It is equipped at the motor
It is motor driven the screw rod of rotation, one end of the regulating arm is fixed on the petiole of special guide vane, and the other end is equipped with and screw rod
The screw hole of cooperation, the axis perpendicular of the screw hole is in the axle center of petiole.
3. axial flow turbine booster adjustable nozzle assembly according to claim 2, it is characterised in that：The regulating arm includes
Arm body and internal thread axle sleeve are adjusted, the described adjusting one end of arm body far from special guide vane is equipped with for accommodating internal thread axle sleeve
Holding tank, the outer wall of the internal thread axle sleeve is equipped with plane coordinate with holding tank, and the length of the plane is less than interior spiral shell
The length of line axle sleeve makes internal thread sleeve end form protrusion and is fastened in holding tank in the axial direction.
4. axial flow turbine booster adjustable nozzle assembly according to claim 3, it is characterised in that：The special guide vane
The one end of petiole far from blade be rectangular cross-section, arch or multiple tooth shape installation end, the end of the regulating arm is equipped with and peace
Fill the mounting hole of end cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793998.4A CN106437870B (en) | 2016-08-31 | 2016-08-31 | Axial flow turbine booster adjustable nozzle assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610793998.4A CN106437870B (en) | 2016-08-31 | 2016-08-31 | Axial flow turbine booster adjustable nozzle assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106437870A CN106437870A (en) | 2017-02-22 |
| CN106437870B true CN106437870B (en) | 2018-09-11 |
Family
ID=58163840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610793998.4A Active CN106437870B (en) | 2016-08-31 | 2016-08-31 | Axial flow turbine booster adjustable nozzle assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106437870B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775261B (en) * | 2018-03-26 | 2020-02-21 | 北京理工大学 | Turbocharger with radial flow turbine nozzle ring adjustable guide vane structure |
| CN111663994A (en) * | 2020-06-17 | 2020-09-15 | 中车大连机车研究所有限公司 | Control method of adjustable nozzle |
| CN117509992B (en) * | 2024-01-03 | 2024-03-19 | 汉盛（上海）海洋装备技术股份有限公司 | Marine host machine flue gas washing water treatment system |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2455361A1 (en) * | 1973-12-11 | 1975-06-12 | Plessey Handel Investment Ag | TURBINE OR COMPRESSOR IN PARTICULAR FOR TURBOCHARGERS |
| EP0226444A2 (en) * | 1985-12-11 | 1987-06-24 | AlliedSignal Inc. | Variable nozzle turbocharger |
| CN1030210C (en) * | 1992-04-25 | 1995-11-01 | 亚瑞亚·勃朗勃威力有限公司 | Axial flow turbine |
| CN1304733C (en) * | 2000-03-17 | 2007-03-14 | Abb涡轮系统有限公司 | Distributor for exhaust gas turbine with axial flow |
| JP2010209833A (en) * | 2009-03-11 | 2010-09-24 | Ihi Corp | Variable capacity turbine and supercharger |
| CN201884075U (en) * | 2010-12-19 | 2011-06-29 | 萍乡市德博科技发展有限公司 | Plate-driven nozzle ring component with variable cross section |
| CN104141513A (en) * | 2013-05-09 | 2014-11-12 | 株式会社Ihi | Variable nozzle unit and variable geometry system turbocharger |
| JP2015113824A (en) * | 2013-12-16 | 2015-06-22 | 株式会社アキタファインブランキング | Exhaust guide assembly of vgs type turbocharger |
| CN206129329U (en) * | 2016-08-31 | 2017-04-26 | 中车大连机车研究所有限公司 | Adjustable spray nozzle device of axial compressor turbo charger |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3933455B2 (en) * | 2001-11-30 | 2007-06-20 | 株式会社小松製作所 | Variable turbocharger |
| US9188019B2 (en) * | 2012-11-15 | 2015-11-17 | Honeywell International, Inc. | Turbocharger and variable-nozzle assembly therefor |
-
2016
- 2016-08-31 CN CN201610793998.4A patent/CN106437870B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2455361A1 (en) * | 1973-12-11 | 1975-06-12 | Plessey Handel Investment Ag | TURBINE OR COMPRESSOR IN PARTICULAR FOR TURBOCHARGERS |
| EP0226444A2 (en) * | 1985-12-11 | 1987-06-24 | AlliedSignal Inc. | Variable nozzle turbocharger |
| CN1030210C (en) * | 1992-04-25 | 1995-11-01 | 亚瑞亚·勃朗勃威力有限公司 | Axial flow turbine |
| CN1304733C (en) * | 2000-03-17 | 2007-03-14 | Abb涡轮系统有限公司 | Distributor for exhaust gas turbine with axial flow |
| JP2010209833A (en) * | 2009-03-11 | 2010-09-24 | Ihi Corp | Variable capacity turbine and supercharger |
| CN201884075U (en) * | 2010-12-19 | 2011-06-29 | 萍乡市德博科技发展有限公司 | Plate-driven nozzle ring component with variable cross section |
| CN104141513A (en) * | 2013-05-09 | 2014-11-12 | 株式会社Ihi | Variable nozzle unit and variable geometry system turbocharger |
| JP2015113824A (en) * | 2013-12-16 | 2015-06-22 | 株式会社アキタファインブランキング | Exhaust guide assembly of vgs type turbocharger |
| CN206129329U (en) * | 2016-08-31 | 2017-04-26 | 中车大连机车研究所有限公司 | Adjustable spray nozzle device of axial compressor turbo charger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106437870A (en) | 2017-02-22 |
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Effective date of registration: 20190514 Address after: No. 10, Fuxing Road, Haidian District, Beijing Co-patentee after: CRRC DALIAN INSTITUTE CO., LTD. Patentee after: CHINA RAILWAY CORPORATION Address before: 116000 No. 49 Zhongzhong Street, Shahekou District, Dalian City, Liaoning Province Patentee before: CRRC DALIAN INSTITUTE CO., LTD. |