CN207673433U - A kind of nozzle ring guide vane automatic adjusument booster turbine - Google Patents
A kind of nozzle ring guide vane automatic adjusument booster turbine Download PDFInfo
- Publication number
- CN207673433U CN207673433U CN201721350909.5U CN201721350909U CN207673433U CN 207673433 U CN207673433 U CN 207673433U CN 201721350909 U CN201721350909 U CN 201721350909U CN 207673433 U CN207673433 U CN 207673433U
- Authority
- CN
- China
- Prior art keywords
- guide vane
- support plate
- rocking arm
- elastic rod
- automatic adjusument
- 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.)
- Expired - Fee Related
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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 is related to a kind of nozzle ring guide vane automatic adjusument booster turbines, including turbine, compressor, intermediate and guide vane self-adaptive regulating, guide vane self-adaptive regulating includes support plate and multiple guide vanes, rocking arm, shaft and elastic rod, support plate is fitted around outside turbine wheel, has through-hole in the middle part of support plate；Multiple guide vanes are mounted on support plate lateral surface and arrange in a ring；Rocking arm is evenly distributed in a ring on the inside of support plate；Shaft one end is integrated with corresponding guide vane, and the other end is rotatably fixedly connected across support plate with one end；The both ends of elastic rod are connect with the other end of two adjacent rocking arms respectively.The utility model eliminates active controls of the ECU by executing agency to guide vane, avoids the complexity of structure, while greatly reducing production cost；Guide vane can be according to uninterrupted automatic adjusument opening and closing degree.
Description
Technical field
The utility model belongs to auto parts and components field, and in particular to a kind of nozzle ring guide vane automatic adjusument booster whirlpool
Wheel.
Background technology
As the requirement of discharge standard and energy-saving and emission-reduction improves, turbocharging regulation technology, which almost becomes, meets requirements at the higher level
Standard configuration.It is sluggish existing to will appear acceleration due to the presence of rotor moment of inertia in accelerator for turbocharging internal-combustion engines
As resulting even in acceleration and smoldering, influence to discharge.
Currently, variable-geometry booster (VGT) can increase turbine in accelerator by adjusting turbine flow area
Energy supply improves the acceleration of rotor, and then solves to accelerate braking problems, in addition, VGT is to improve vehicle internal combustion engine low speed to turn round
The important measures of square, low speed fuel economy, and speed operation is also the common operating mode of Vehicular internal combustion engine, therefore give automobile energy-saving
Bring the space of bigger.But VGT usually requires ECU and changes progress active control, band according to operating mode to it by executing agency
Carry out the complexity in structure, to make cost improve.
Utility model content
To solve the above problems, the utility model provides a kind of nozzle ring guide vane automatic adjusument booster turbine, it is special
Sign is, including turbine, compressor, intermediate and guide vane self-adaptive regulating, compressor are connect with turbine by intermediate,
Turbine includes impeller, turbine case；Compressor includes compressor casing and compressor impeller, and diffuser is located inside compressor casing simultaneously
It is fitted around outside compressor impeller, guide vane self-adaptive regulating includes support plate and multiple guide vanes, rocking arm, shaft and bullet
Property bar, support plate is located inside turbine case and is fitted around outside impeller, has through-hole in the middle part of support plate；Multiple guide vane peaces
It arranges mounted in support plate lateral surface and in a ring；The quantity of rocking arm, shaft and elastic rod is consistent with the quantity of guide vane；Rocking arm is in
Annular is evenly distributed on the inside of support plate and each rocking arm length direction is arranged along support plate radial direction；Shaft one end with it is right
The guide vane answered is integrated, and the other end is rotatably fixedly connected across support plate with one end；The both ends of elastic rod point
It is not connect with the other end of two adjacent rocking arms.
The utility model has the beneficial effects that：Active controls of the ECU by executing agency to guide vane is eliminated, avoids finishing
The complexity of structure, while greatly reducing production cost；Guide vane deflects under the effect of air-flow aerodynamic moment, makes rocking arm position
Angle changes, and the position angle for also resulting in the distance between adjacent rocking arm elastic rod and elastic rod relative to rocking arm occurs
Variation, and then so that elastic rod is deformed and elastic force changes, until aerodynamic moment and elastic rod are applied to the bullet on guide vane
Property torque balances each other, and guide vane reaches equilbrium position, realizes the automatic adjusument between guide vane and turbine flow.
Further, be equipped with mounting hole close to the position of one end, set close to the position of the rocking arm other end there are two
The connecting hole being arranged symmetrically relative to swing arm pivot axis；Shaft is used with guide vane is integrated forming using mechanical processing
Support plate is passed through to be interference fitted connection or welding with corresponding rocking arm mounting hole into the other end, elastic rod both ends are inserted into two respectively
In two nearest connecting holes of adjacent rocking arm distance.
It is using the advantageous effect of above-mentioned technical proposal：Guide vane shaft and the connection of rocking arm mounting hole interference fit or welding,
Seamless between shaft and mounting hole to be closely connected, when guide vane rotates, rocking arm sensitively can be rotated accordingly, in turn
So that elastic rod is generated moment of elasticity makes guide vane according to uninterrupted automatic adjusument.
Further, each rocking arm is equipped with maximum opening limited post in the side that can increase the rotation direction of guide vane opening,
Minimum check is realized by guide vane overlapping.
Further, guide vane self-adaptive regulating further includes that the intermediate flange flange is connected with turbine case by bolt
It connects, rocking arm installation space is collectively formed with support plate.
Further, further include pre-tightening force adjusting device, pre-tightening force adjusting device includes camshaft, locking nut and convex
Wheel, intermediate flange are circumferentially uniformly drilled with multiple threaded holes, camshaft, camshaft and threaded hole are threaded in threaded hole
It cooperates；Camshaft is equipped with cam close to elastic rod one end, and cam contacts with elastic rod, and the camshaft other end is connected with can be with
The locking nut of intermediate flange locking.
Further, the quantity of pre-tightening force adjusting device minimum 1, maximum are equal to the quantity of elastic rod.
Description of the drawings
Fig. 1 is dimensional structure diagram (guide vane opening minimum state, the rocking arm of the self-adaptive regulating of the utility model
There is gap between limited post)；
Fig. 2 is dimensional structure diagram (guide vane opening maximum rating, the rocking arm of the self-adaptive regulating of the utility model
Gap is eliminated between limited post)；
Fig. 3 is the elastic rod scheme of installation of the utility model；
Fig. 4 is the faces the elastic rod scheme of installation A-A sectional view of the utility model；
Fig. 5 is the pre-tightening force adjusting device structure and principle partial schematic diagram of the utility model；
Fig. 6 is the position view of the camshaft relative resilient bar of the utility model；
Fig. 7 is the dimensional structure diagram of the elastic rod of the utility model；
Fig. 8 is that the utility model is installed on turbocharger schematic diagram.
Wherein, 1- support plates, 2- guide vanes, 3- maximum opening limited posts, 4- rocking arms, 5- elastic rods, 6- camshafts, 7- lockings
Nut, 8- intermediate flanges, 9- connecting holes, 10- shafts, 11- mounting holes, 12- cams, 13- compressors, 14- turbines.
Specific implementation mode
As Figure 1-Figure 8, according to a kind of nozzle ring guide vane automatic adjusument booster turbine of the utility model embodiment,
Including turbine 14, compressor 13, intermediate and guide vane self-adaptive regulating, compressor 13 is connected with turbine 14 by intermediate
It connects, turbine 14 includes turbine case and the impeller in turbine case；Compressor 13 is including compressor casing and is located at compressor
Compressor impeller in shell, guide vane self-adaptive regulating include support plate 1 and multiple guide vanes 2, Rocker arm 4, shaft 10 and elasticity
Bar 5, support plate 1 are located inside turbine case and are fitted around in impeller outboard end, and 1 middle part of support plate has through-hole, multiple to lead
Leaf 2 is mounted on 1 turbine wheel side of support plate and arranges in a ring；The quantity of Rocker arm 4, shaft 10 and elastic rod 5 with guide vane 2
Quantity it is consistent；Rocker arm 4 is evenly distributed on 1 medial surface of support plate in a ring and each Rocker arm 4 length direction is approximately along support
1 radial direction of disk arranges that 10 one end of shaft is made the integrated other end with corresponding guide vane 2 and rotatably passes through support plate 1 and shake
4 one end of arm is fixedly connected；The both ends of elastic rod 5 are connect with the other end of two adjacent Rocker arm 4s respectively.
According to the utility model embodiment, specifically, it is equipped with mounting hole 11 in the position close to Rocker arm 4 one end, it is close to shake
The position of 4 other end of arm sets that there are two the connecting holes 9 that are arranged symmetrically relative to Rocker arm 4 central axis；10 one end of shaft and guide vane 2
One is made, the other end passes through support plate 1 to be interference fitted connection or welding, 5 both ends of elastic rod with corresponding rocking arm mounting hole 11
It is inserted into respectively in two nearest connecting holes 9 of two adjacent Rocker arm 4 distances.
The above-mentioned compressor 13 of the utility model and intermediate can be the conventional structures of this field turbocharger, tool
There are multiple components, such as has：Compressor impeller, compressor housings, engine oil inlet, machine oil outlet, thrust bearing, oil baffle, gas
Body channel etc..
Embodiment according to the present utility model, when the gas flow by guide vane 2 changes, guide vane 2 is in air-flow gas
Deflect under kinetic moment effect, Rocker arm 4 position angle made to change, also result between adjacent Rocker arm 4 elastic rod 5 away from
It changes from the position angle with elastic rod 5 relative to Rocker arm 4, and then makes that elastic rod 5 deforms and elastic force changes,
Until the moment of elasticity that aerodynamic moment and elastic rod 5 are applied on guide vane 2 balances each other, guide vane 2 reaches equilbrium position, realizes
Automatic adjusument between guide vane 2 and turbine flow.
It is only necessary to meet to lock by cam 12 and guide vane 2 is made freely to open for the above-mentioned elastic rod 5 of the utility model
The requirement of conjunction, under different temperature cases, those skilled in the art can according to requiring to select material appropriate, and
Ensure the consistency of the performance and shape of one week all elastic bar 5 in a certain range, even if there are a degree of inhomogeneities,
Comprehensive average turbine flow characteristic can also be obtained；Elastic rod 5 is by bending and molding, and both ends are welded or to be hinged to two adjacent
In two nearest connecting holes 9 of Rocker arm 4 distance.The original state of guide vane 2 is 2 aperture minimum state of guide vane.
According to a kind of guide vane automatic adjusument turbocharger of the utility model embodiment, each Rocker arm 4 is to can increase
The side of the rotation direction of guide vane opening is equipped with maximum opening limited post 3, can play limitation 2 maximum deflection angle of guide vane
Effect, prevent in special circumstances 2 trailing edge of guide vane enter in impeller and go or collide 1 outer rim of support plate, improve the peace of structure
Full property and stability.
Advantageously, Rocker arm 4 is completely covered by 8 positioning compression of turbine case and intermediate flange, intermediate flange 8 in support plate 1
And intermediate flange 8 is circumferentially uniformly drilled with multiple threaded holes, and camshaft 6, camshaft 6 and spiral shell are threaded in threaded hole
Pit cooperates；Camshaft 6 is equipped with cam 12 close to 5 one end of elastic rod, and cam 12 is contacted with elastic rod 5, and camshaft 6 is another
One end is connected with locking nut 7, and camshaft 6, locking nut 7, cam 12 collectively constitute pre-tightening force adjusting device；Work as rotation cam
When axis 6, cam 12 rotates therewith, and can generate contention effect to an elastic rod 5, to increased or decrease pretightning force, rotation
Tight locking nut 7, to fixed and lock cam axis 6 position.The quantity of pre-tightening force adjusting device is minimum 1, at most etc.
In guide vane quantity.The effect of pre-tightening force adjusting device is to adjust the flow of turbine in a certain range, makes turbocharger can be with
It works under suitable flow condition, improves the working efficiency of turbocharger.
According to a kind of guide vane automatic adjusument turbocharger of the utility model embodiment, guide vane self-adaptive regulating
Original state is that the minimum aperture state of guide vane 2 produces the aerodynamic moment to balance each other with elastic rod 5, with stream under airflow function
The variation of amount, being formed by aerodynamic moment can also change, and blade surface pressure distribution therein changes, aerodynamic moment
Also it will change therewith, and push blade to rotate i.e. angular displacement, elastic rod 5 is caused to deform, the new elasticity that Zona transformans comes
Torque balances each other with aerodynamic moment.The moment of elasticity of elastic rod 5 is equal with the aerodynamic moment on 2 two sides of guide vane under the action of air-flow
Weighing apparatus is achieved that guide vane 2 changes with the automatic adjusument of turbine flow, to realize oneself between guide vane 2 and turbine flow
It adapts to adjust.
The preferred embodiment that these are only the utility model, is not intended to limit the utility model, all in the utility model
Spirit and principle within, any modification, equivalent replacement, improvement and so on should be included in the protection model of the utility model
Within enclosing.
Claims (6)
1. a kind of nozzle ring guide vane automatic adjusument booster turbine, which is characterized in that including turbine (14), compressor (13),
Intermediate (16) and guide vane self-adaptive regulating, the compressor (13) are connected with the turbine (14) by intermediate (16)
It connects, the turbine (14) includes turbine case and the impeller in turbine case；The compressor (13) includes compressor casing
With the compressor impeller in compressor casing；The guide vane self-adaptive regulating includes support plate (1) and multiple guide vanes
(2), rocking arm (4), shaft (10) and elastic rod (5), the support plate (1) be located inside the turbine case and be fitted around in
Outside the impeller, there is through-hole in the middle part of the support plate (1)；The multiple guide vane (2) is mounted on the outside of the support plate (1)
It face and arranges in a ring；Quantity one of the quantity of the rocking arm (4), shaft (10) and elastic rod (5) with the guide vane (2)
It causes；Multiple rocking arms (4) are evenly distributed on the support plate (1) medial surface and each rocking arm (4) length side in a ring
It is arranged to along the support plate (1) radial direction；Described shaft (10) one end is integrated into corresponding guide vane (2), separately
One end is rotatably fixedly connected across the support plate (1) with rocking arm (4) one end；The both ends of the elastic rod (5) respectively with
The other end of two adjacent rocking arms (4) connects.
2. a kind of nozzle ring guide vane automatic adjusument booster turbine according to claim 1, which is characterized in that close
The position of described rocking arm (4) one end be equipped with mounting hole (11), close to the rocking arm (4) other end position set there are two relative to
The connecting hole (9) that rocking arm (4) central axis is arranged symmetrically；Described shaft (10) one end is fixedly connected with the guide vane (2), another
End is connected across support plate (1) with corresponding mounting hole (11) interference fit, and elastic rod (5) both ends are inserted into two respectively
In two nearest connecting holes (9) of adjacent rocking arm (4) distance.
3. a kind of nozzle ring guide vane automatic adjusument booster turbine according to claim 1, which is characterized in that Mei Gesuo
It states rocking arm (4) and is equipped with maximum opening limited post (3) in the side that can increase the rotation direction of guide vane opening.
4. a kind of nozzle ring guide vane automatic adjusument booster turbine according to any one of claims 1 to 3, feature exist
In further including intermediate flange (8), the intermediate flange (8) is located at the support plate (1) inner end and is connected by bolt
It connects, the rocking arm (4) region is completely covered in the intermediate flange (8) and center is through-hole.
5. a kind of nozzle ring guide vane automatic adjusument booster turbine according to claim 4, which is characterized in that further include
Pre-tightening force adjusting device, the pre-tightening force adjusting device include camshaft (6), locking nut (7) and cam (12), the centre
Body flange (8) is circumferentially uniformly drilled with multiple threaded holes, and camshaft (6), the camshaft are threaded in the threaded hole
(6) it cooperates with the threaded hole；The camshaft (6) is connected with cam (12), the cam close to elastic rod (5) one end
(12) it is contacted with elastic rod (5), camshaft (6) other end is connected with the locking nut locked with the intermediate flange
(7)。
6. a kind of nozzle ring guide vane automatic adjusument booster turbine according to claim 5, which is characterized in that described pre-
The quantity of clamp force regulating device is identical as threaded hole, and the quantity of the threaded hole is minimum 1, at most identical as elastic rod quantity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721350909.5U CN207673433U (en) | 2017-10-19 | 2017-10-19 | A kind of nozzle ring guide vane automatic adjusument booster turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721350909.5U CN207673433U (en) | 2017-10-19 | 2017-10-19 | A kind of nozzle ring guide vane automatic adjusument booster turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207673433U true CN207673433U (en) | 2018-07-31 |
Family
ID=62963690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721350909.5U Expired - Fee Related CN207673433U (en) | 2017-10-19 | 2017-10-19 | A kind of nozzle ring guide vane automatic adjusument booster turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207673433U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725178A (en) * | 2017-10-19 | 2018-02-23 | 北京理工大学 | A kind of nozzle ring stator automatic adjusument booster turbine |
-
2017
- 2017-10-19 CN CN201721350909.5U patent/CN207673433U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107725178A (en) * | 2017-10-19 | 2018-02-23 | 北京理工大学 | A kind of nozzle ring stator automatic adjusument booster turbine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180731 Termination date: 20201019 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |