CN106285919A - Exhaust gas bypass device and there is its turbocharger - Google Patents
Exhaust gas bypass device and there is its turbocharger Download PDFInfo
- Publication number
- CN106285919A CN106285919A CN201510268911.7A CN201510268911A CN106285919A CN 106285919 A CN106285919 A CN 106285919A CN 201510268911 A CN201510268911 A CN 201510268911A CN 106285919 A CN106285919 A CN 106285919A
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- Prior art keywords
- swing arm
- vent valve
- arm sleeve
- exhaust gas
- sleeve
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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
Abstract
A kind of exhaust gas bypass device, including rocker arm shaft, swing arm sleeve, vent valve linking arm and vent valve, described rocker arm shaft is arranged in described swing arm sleeve and can rotate in described swing arm sleeve, described vent valve is connected on described rocker arm shaft by described vent valve linking arm, multiple stable chute it is formed with, the plurality of stable chute being axially distributed in spaced reciprocally on the inner surface of described swing arm sleeve along described swing arm sleeve on the inner surface of described swing arm sleeve.The present invention arranges stable chute by the inner surface at swing arm sleeve, decrease and enter the speed of the air-flow in gap between rocker arm shaft and swing arm sleeve, then decrease the active force between air-flow and rocker arm shaft and rocking handle, decrease the abnormal sound between rocker arm shaft and swing arm sleeve and rocking handle and swing arm sleeve and vibrations.
Description
Technical field
The present invention relates to the technical field of engines of vehicle, especially a kind of exhaust gas bypass device and there is it
Turbocharger.
Background technology
Along with the engine power performance of automobile, the requirement of economic performance are improved constantly by people, bypass type
Turbocharger use on the engine is more and more universal.
Bypass type turbocharger can be when high engine speeds rotates, by the unlatching of exhaust gas bypass device
A part of waste gas is discharged from the bypass of turbocharger, reduces the acting of turbine, reduce turbocharger
Rotating speed, then achieve the control to engine performance.Fig. 1 is exhaust gas bypass device in prior art
Structural representation, as it is shown in figure 1, exhaust gas bypass device include swing arm sleeve 11, Rocker arm assembly 12,
Vent valve linking arm 13 and vent valve 14.Rocker arm assembly 12 includes rocker arm shaft 121 and rocking handle 122, shakes
One end of arm axle 121 is connected with the distance rod (not shown) of executor after being fixed on rocking handle 122,
When rocker arm shaft 121 inserts in swing arm sleeve 11, rocker arm shaft 121 stretches out away from the other end of rocking handle 122
Swing arm sleeve 11, rocker arm shaft 121 stretches out one end of swing arm sleeve 11 and is connected with vent valve linking arm 13,
Vent valve linking arm 13 is connected with vent valve 14 away from one end of rocker arm shaft 121, and vent valve 14 is arranged at
In air vent (not shown) on supercharger volute.Vent valve 14 is provided with connection bearing pin 141, venting
Valve linking arm 13 is provided with connecting hole (not shown), when vent valve 14 is connected with vent valve linking arm 13
Time, first connection bearing pin 141 is stretched in connecting hole, then be clipped to connect by a stator 142
On bearing pin 141, vent valve linking arm 13 is made to be fixed between stator 142 and vent valve 14.When pushing away
When power bar shake Rocker arm assembly 12 rotates, Rocker arm assembly 12 drives vent valve by vent valve linking arm 13
14 around rocker arm shaft 121 axis rotate, then make vent valve 14 leave valve seat, it is achieved exhaust gas bypass
The unlatching of device and the discharge of waste gas.
When exhaust gas bypass device assembles, between the inner surface of rocker arm shaft 121 and swing arm sleeve 11, rocking handle
Connection bearing pin 141 between 122 and the end face of swing arm sleeve 11 and on vent valve 14 and stator 142
And all leave certain movement clearance between vent valve linking arm 13.Supercharger is in the course of the work, adjoint
The change of engine load, cause the pressure at expulsion of electromotor that fluctuation, the ripple of pressure at expulsion constantly occur
Dynamic can produce following impact: first, due between rocker arm shaft 121 and swing arm sleeve 11 at rocker arm shaft
121 radially exist gap, and therefore waste gas can outwards be overflowed by above-mentioned gap and promote rocker arm shaft 121 to carry
Motion rocker arm assembly 12 moves to the direction deviating from turbocharger housing.Owing to Rocker arm assembly 12 is subject to simultaneously
To the distance rod of waste gas motive force outside volute and the executor motive force in volute, two contrary
Power the rocker arm shaft 121 of Rocker arm assembly 12 can be made to move axially in reciprocal fashion in swing arm sleeve 11, now
Rocker arm assembly 12 can produce with the end face of swing arm sleeve 11 and clash into, thus produces abnormal sound and vibrations；Second,
The fluctuation of pressure at expulsion causes vent valve 14 to produce rotation, due to the connection bearing pin 141 on vent valve 14
And the existence in gap between vent valve linking arm 13, it is different that vent valve 14 can produce percussion in rotary course
Ring and vibrations.
In existing exhaust gas bypass device, the most actively reduce between Rocker arm assembly and swing arm sleeve and
Abnormal sound and the measure of vibrations between vent valve and vent valve linking arm, this causes having bypass type turbocharging
The automobile of device generally exist bigger NVH (Noise, Vibration, Harshness, noise, vibration with
Sound vibration roughness) problem, thus reduce the performance of electromotor, have impact on the comfort property of automobile.
Summary of the invention
It is an object of the invention to provide a kind of exhaust gas bypass device and have its turbocharger, this gives up
Gas by-pass collar can reduce the abnormal sound between Rocker arm assembly and swing arm sleeve and vibrations in running.
Another object of the present invention is to a kind of exhaust gas bypass device is provided and there is its turbocharger,
This exhaust gas bypass device can reduce in running the abnormal sound between vent valve and vent valve linking arm and
Vibrations.
The present invention provides a kind of exhaust gas bypass device, including rocker arm shaft, swing arm sleeve, vent valve linking arm
And vent valve, described rocker arm shaft is arranged in described swing arm sleeve and can rotate in described swing arm sleeve,
Described vent valve is connected on described rocker arm shaft by described vent valve linking arm, described swing arm sleeve interior
Be formed with multiple stable chute on surface, the plurality of stable chute along described swing arm sleeve axially each other
On the inner surface that ground is distributed in described swing arm sleeve.
Further, each described stable chute on the circumferencial direction of described swing arm sleeve in annular.
Further, described exhaust gas bypass device also includes that rocking handle, described rocking handle and described vent valve connect
Arm is connected to the two ends of described rocker arm shaft, and described swing arm sleeve is on the end face of described rocking handle side
Be formed with diversion groove, described diversion groove from the inner surface side of described swing arm sleeve extend to described in shake
The outer surface side of arm axle set.
Further, described diversion groove on the end face of described swing arm sleeve in described swing arm sleeve
Side, surface extends the most continuously to the outer surface side of described swing arm sleeve.
Further, described diversion groove on the end face of described swing arm sleeve along described swing arm sleeve
Radial direction is from the outer surface side of the inner surface side of described swing arm sleeve to described swing arm sleeve linearly
Extend.
Further, between end face and the described rocking handle of described swing arm sleeve, it is provided with the first pad, described
One pad is set on described rocker arm shaft and is folded between the end face of described swing arm sleeve and described rocking handle.
Further, described vent valve is provided with a connection bearing pin, one end of described vent valve linking arm with
Described rocker arm shaft connects, and the other end of described vent valve linking arm is connected on described connection bearing pin.
Further, the position, outer peripheral edge of described vent valve is additionally provided with two anti-rotational limited posts, described
Connection bearing pin is between the anti-rotational limited post of said two, and the anti-rotational limited post of said two lays respectively at
The both sides of described vent valve linking arm.
Further, described vent valve linking arm is provided with connecting hole near one end of described vent valve, institute
After stating connection bearing pin stretching into described connecting hole, by a stator, described vent valve linking arm is fixed to institute
State between stator and described vent valve, between described stator and described vent valve linking arm, be provided with second
Pad, described second pad is set on described connection bearing pin and is folded in described stator and described venting
Between valve linking arm.
Present invention also offers a kind of turbocharger, have exhaust gas bypass device, described exhaust gas bypass fills
It is set to any one exhaust gas bypass device that the present invention provides.
In sum, the present invention arranges stable chute by the inner surface at swing arm sleeve, decreases entrance and shakes
The speed of the air-flow in gap between arm axle and swing arm sleeve, then decrease air-flow and rocker arm shaft and rocking handle it
Between active force, decrease the abnormal sound between rocker arm shaft and swing arm sleeve and rocking handle and swing arm sleeve and shake
Dynamic.By diversion groove, the setting of the first pad, further decrease the end face of swing arm sleeve with
Collision between rocking handle.It addition, the present invention is by anti-rotational limited post and the setting of the second pad, energy
Enough reduce the collision between vent valve and vent valve linking arm, decrease vent valve and vent valve linking arm it
Between abnormal sound and vibrations.Therefore, the exhaust gas bypass device that the present invention provides can be arranged at exhaust gas bypass device
Go out and reduce abnormal sound and the vibrations that exhaust gas bypass device occurs during waste gas, improve electromotor performance and
The comfortableness of automobile.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the skill of the present invention
Art means, and can being practiced according to the content of description, and in order to allow the above and other of the present invention
Objects, features and advantages can become apparent, and below especially exemplified by preferred embodiment, and coordinates accompanying drawing, in detail
Carefully it is described as follows.
Accompanying drawing explanation
Fig. 1 is the structural representation of exhaust gas bypass device in prior art.
The decomposition texture schematic diagram of the exhaust gas bypass device that Fig. 2 provides for the present invention.
The package assembly schematic diagram of the exhaust gas bypass device that Fig. 3 provides for the present invention.
Fig. 4 is the schematic top plan view of exhaust gas bypass device shown in Fig. 3.
The structural representation that the exhaust gas bypass device that Fig. 5 provides for the present invention is loaded in turbocharger.
Fig. 6 is the schematic cross-section in VI-VI direction in Fig. 4.
Fig. 7 is the structural representation of swing arm sleeve in Fig. 2.
Fig. 8 is the structural representation of swing arm sleeve end face in Fig. 2.
Fig. 9 is the schematic cross-section in IX-IX direction in Fig. 7.
Figure 10 is the structural representation of the first pad in Fig. 2.
Figure 11 is the schematic cross-section in XI-XI direction in Fig. 4.
Detailed description of the invention
By further illustrating the technological means and effect that the present invention taked by reaching predetermined goal of the invention,
Below in conjunction with accompanying drawing and preferred embodiment, it is as follows that the present invention is described in detail.
The decomposition texture schematic diagram of the exhaust gas bypass device that Fig. 2 provides for the present invention, Fig. 3 is that the present invention carries
The package assembly schematic diagram of the exhaust gas bypass device of confession, Fig. 4 is the vertical view of exhaust gas bypass device shown in Fig. 3
Schematic diagram, the structural representation that the exhaust gas bypass device that Fig. 5 provides for the present invention is loaded in turbocharger
As shown in Figures 2 to 5, the exhaust gas bypass device that the present invention provides is for turbocharger, and it includes
Swing arm sleeve 20, Rocker arm assembly 30, vent valve 40 and vent valve linking arm 50.Swing arm sleeve 20 leads to
Crossing interference fit to be fixed on the housing 60 of turbocharger, the housing 60 of turbocharger is provided with to be worn
Hole (not shown), swing arm sleeve 20 is pressed in this perforation, thus with housing 60 interference fit.Rocking arm is total
Becoming 30 include rocker arm shaft 31 and be fixed on the rocking handle 32 of rocker arm shaft 31 one end, rocking handle 32 is provided with fixing
Hole 321, rocker arm shaft 31 after one end of rocking handle 32 is inserted in this fixing hole 321, rocker arm shaft 31
It is fixed together by welding or interference fit with rocking handle 32.Distance rod (the figure of rocking handle 32 and executor
Do not show) it is connected.Rocker arm shaft 31 is arranged in swing arm sleeve 20, and rocker arm shaft 31 can be at swing arm sleeve
Rotate in 20.The length of rocker arm shaft 31 is more than the length of swing arm sleeve 20, and rocker arm shaft 31 is away from rocking handle
One end of 32 is exposed after swing arm sleeve 20, and by vent valve linking arm 50 and vent valve 40 phase
Even, i.e. vent valve linking arm 50 is connected between the bared end of rocker arm shaft 31 and vent valve 40, vent valve
By welding or interference fit is fixed together between linking arm 50 and the bared end of rocker arm shaft 31, so,
Rocking handle 32 and vent valve linking arm 50 are connected to the two ends of rocker arm shaft 31.
The exhaust ports (not shown) on the housing 60 of turbocharger is located at by vent valve 40.Vent valve
The middle part of 40 is upwards provided with connection bearing pin 41, and one end of vent valve linking arm 50 is exposed with rocker arm shaft 31
End connects, and the other end of vent valve linking arm 50 is connected to connect on bearing pin 41.Concrete, vent valve
Linking arm 50 is provided with connecting hole 51 near one end of vent valve 40, connects bearing pin 41 and stretches into connecting hole 51
After, by stator 42 riveting in connecting on bearing pin 41, by stator 42 by vent valve linking arm
One end of 50 is fixed between stator 42 and vent valve 40.
When turbocharger needs to discharge waste gas, the distance rod of executor promotes rocking handle 32, by rocking handle 32
Driving rocker arm shaft 31 to rotate in swing arm sleeve 20, rocker arm shaft 31 is by vent valve linking arm 50 simultaneously
Drive vent valve 40 to move, then make the vent valve 40 being originally pressed together on air vent leave air vent,
Realize the unlatching of exhaust gas bypass device and the discharge of waste gas.
Fig. 6 is the schematic cross-section in VI-VI direction in Fig. 4, and Fig. 7 is the structure of swing arm sleeve in Fig. 2
Schematic diagram, Fig. 8 is the structural representation of swing arm sleeve end face in Fig. 2, and Fig. 9 is IX-IX side in Fig. 7
To schematic cross-section, as shown in Figures 6 to 9, along swing arm sleeve on the inner surface of swing arm sleeve 20
The circumferencial direction of 20 is formed with multiple stable chute 21 in annular, stable chute 21 edge of these annulars
Axially being distributed in spaced reciprocally on the inner surface of swing arm sleeve 20 of swing arm sleeve 20.In this enforcement
In example, when air-flow enters swing arm sleeve 20 from the gap between rocker arm shaft 31 and swing arm sleeve 20, by
Inner surface at swing arm sleeve 20 is provided with stable chute 21, and air-flow can diffuse in stable chute 21,
Form air-flow current stabilization, reduce the speed of air current flow, and arranging of stable chute 21 can also make fraction
Form adverse movement, reduce the uniaxial pressure that gas is outside, reduce waste gas by causing during swing arm sleeve 20
Rocker arm shaft 31 axial movement value, thus avoid the axially-movable of rocker arm shaft 31 and swing arm sleeve 20
Produce collision between end face, decrease abnormal sound and the vibrations of exhaust gas bypass device.
In order to reduce the active force between air-flow and rocker arm shaft 31 and rocking handle 32 further, such as Fig. 6 and Fig. 7
Shown in, on the end face of rocking handle 32 side, it is also formed with diversion groove 22, water conservancy diversion at swing arm sleeve 20
Groove 22 extends to the outer surface side of swing arm sleeve 20 from the inner surface side of swing arm sleeve 20, i.e. leads
One end of stream groove 22 connects with the inner surface of swing arm sleeve 20, the other end and the appearance of swing arm sleeve 20
Face connects.When have part air-flow between rocker arm shaft 31 and swing arm sleeve 20 overflow after, gas to
While outer axially diffuses, can first expand along diversion groove 22 from the end face of swing arm sleeve 20
Dissipate, also reduce axial exhaust gas pressure to a certain extent, reduce the waste gas axial impact to rocker arm shaft 31,
Further avoid the collision between the axially-movable of rocker arm shaft 31 and the end face of swing arm sleeve 20, enter one
Step decreases abnormal sound and the vibrations of exhaust gas bypass device.In the present embodiment, diversion groove 22 is at rocker arm shaft
It is spiral shell from the outer surface side of the inner surface side of swing arm sleeve 20 to swing arm sleeve 20 on the end face of set 20
Rotation shape extends continuously.In other embodiments, diversion groove 22 also may be used on the end face of swing arm sleeve 20
Be along the radial direction of swing arm sleeve 20 from the inner surface side of swing arm sleeve 20 to swing arm sleeve 20
Side, surface extends straight, and, now it is arranged on the diversion groove on the end face of swing arm sleeve 20
22 can be multiple.
Figure 10 is the structural representation of the first pad in Fig. 2, as shown in Fig. 5 and Figure 10, in order to enter one
Step reduces the collision between rocking handle 32 and the end face of swing arm sleeve 20, swing arm sleeve 20 end face with shake
Being provided with the first pad 71 between handle 32, the first pad 71 is set on rocker arm shaft 31 and is folded in rocking arm
Between end face and the rocking handle 32 of axle sleeve 20.When rocker arm shaft 31 is arranged on swing arm sleeve 20, first
Pad 71 is in impaction state.When rocker arm shaft 31 and rocking handle 32 by air-flow motive force outside volute or
During the distance rod of executor motive force in volute, the first pad 71 can reduce rocking handle 32 and rocking arm
Collide between axle sleeve 20, reduce abnormal sound and the vibrations of exhaust gas bypass mechanism.
Figure 11 is the schematic cross-section in XI-XI direction in Fig. 4, as shown in figure 11, at vent valve 40
It is additionally provided with two anti-rotational limited posts 43 on position, outer peripheral edge, connects bearing pin 41 and be positioned at two anti-rotational limits
Between the post 43 of position, two anti-rotational limited posts 43 lay respectively at the both sides of vent valve linking arm 50.Work as gas
Stream is gone out from air vent when causing vent valve 40 to rotate because of the fluctuation of pressure at expulsion, owing to two anti-rotational
Position-limiting action between limited post 43 and vent valve linking arm 50, anti-rotational limited post 43 can stop to be put
Air valve 40 rotates in any direction, thus avoids vent valve 40 because of the base of rotopeening volute
And the abnormal sound produced.
For the collision preventing vent valve linking arm 50 be connected bearing pin between 41 and stator 42, solid
The second pad 72, the second pad 72 company of being set in it is additionally provided with between stator 42 and vent valve linking arm 50
On pin axle 41 and be folded between stator 42 and vent valve linking arm 50.When stator 42 will be put
When air valve linking arm 50 is fixed between stator 42 and vent valve 40, the second pad 72 is in compression
State.When air-flow promotes vent valve 40 along when connecting bearing pin 41 axially-movable, and the second pad 72 can delay
Rush the active force between vent valve linking arm 50 and vent valve 40, reduce vent valve 40 and vent valve connects
Collision between arm 50, reduces abnormal sound and the vibrations of exhaust gas bypass mechanism.
When exhaust gas bypass device works, executor's distance rod drives rocking handle 32 to turn around rocker arm shaft 31 axis
Dynamic, then make vent valve 40 leave air vent, air-flow flows out from air vent, and a part of air-flow can be along shaking
Gap between arm axle 31 and swing arm sleeve 20 is flowed out, because being provided with stable chute 21 in swing arm sleeve 20,
Therefore, the speed of the air-flow entering above-mentioned gap can be gradually lowered, the most just under the effect of stable chute 21
Reduce the active force between air-flow and rocker arm shaft 31 and rocking handle 32, decrease rocker arm shaft 31 and rocking handle
Abnormal sound between 32 and swing arm sleeve 20 and vibrations.When air-flow flows out from swing arm sleeve 20, from rocking arm
Diversion groove 22 between end face and the rocking handle 32 of axle sleeve 20 guides and flows out, and again reduces air-flow and shakes
Active force between handle 32.The setting of the first pad 71, can stop rocking handle 32 and swing arm sleeve 20
End face between collide.When air-flow promotes vent valve 40 to rotate, anti-rotational limited post 43
Spacing with vent valve linking arm 50 will contact, then stop vent valve 40 to continue to rotate.When gas pushes away
Dynamic vent valve 40 along when connecting bearing pin 41 axially-movable, the second pad 72 can stop vent valve 40 with
Collide between vent valve linking arm 50, decrease between vent valve 40 and vent valve linking arm 50
Abnormal sound and vibrations.Therefore, the exhaust gas bypass device that the present invention provides can be discharged useless at exhaust gas bypass device
Reduce abnormal sound and vibrations that exhaust gas bypass device occurs during gas, improve performance and the automobile of electromotor
Comfortableness.
The present invention also provides for a kind of turbocharger, including exhaust gas bypass device as above.About this
Other structures of turbocharger, may refer to the structure of existing turbocharger, do not repeat them here.
The above, be only presently preferred embodiments of the present invention, not the present invention is made any in form
Restriction, although the present invention is disclosed above with preferred embodiment, but is not limited to the present invention,
Any those skilled in the art, in the range of without departing from technical solution of the present invention, on available
The technology contents stating announcement is made a little change or is modified to the Equivalent embodiments of equivalent variations, as long as being not
Departing from technical solution of the present invention content, it is any that above example is made by the technical spirit of the foundation present invention
Simple modification, equivalent variations and modification, all still fall within the range of technical solution of the present invention.
Claims (10)
1. an exhaust gas bypass device, connects including rocker arm shaft (31), swing arm sleeve (20), vent valve
Arm (50) and vent valve (40), described rocker arm shaft (31) is arranged in described swing arm sleeve (20) also
Can rotate in described swing arm sleeve (20), described vent valve (40) passes through described vent valve linking arm
(50) it is connected on described rocker arm shaft (31), it is characterised in that: the interior table of described swing arm sleeve (20)
Being formed with multiple stable chute (21) on face, the plurality of stable chute (21) is along described swing arm sleeve (20)
Be axially distributed in spaced reciprocally on the inner surface of described swing arm sleeve (20).
Exhaust gas bypass device the most according to claim 1, it is characterised in that: each described current stabilization
Groove (21) on the circumferencial direction of described swing arm sleeve (20) in annular.
Exhaust gas bypass device the most according to claim 1, it is characterised in that: described exhaust gas bypass fills
Putting and also include rocking handle (32), described rocking handle (32) and described vent valve linking arm (50) are connected to
The two ends of described rocker arm shaft (31), described swing arm sleeve (20) is near described rocking handle (32) side
Being formed with diversion groove (22) on end face, described diversion groove (22) is from described swing arm sleeve (20)
Inner surface side extends to the outer surface side of described swing arm sleeve (20).
Exhaust gas bypass device the most according to claim 3, it is characterised in that: described diversion groove (22)
From the inner surface side of described swing arm sleeve (20) to described on the end face of described swing arm sleeve (20)
The outer surface side of swing arm sleeve (20) extends the most continuously.
Exhaust gas bypass device the most according to claim 3, it is characterised in that: described diversion groove (22)
Along the radial direction of described swing arm sleeve (20) from described on the end face of described swing arm sleeve (20)
The inner surface side of swing arm sleeve (20) is linearly prolonged to the outer surface side of described swing arm sleeve (20)
Stretch.
Exhaust gas bypass device the most according to claim 3, it is characterised in that: described swing arm sleeve (20)
End face and described rocking handle (32) between be provided with the first pad (71), described first pad (71) is sheathed
End face and the described rocking handle (32) of described swing arm sleeve (20) is gone up and is folded at described rocker arm shaft (31)
Between.
7. according to the exhaust gas bypass device described in any one of claim 1 to 6, it is characterised in that: described
Vent valve (40) is provided with a connection bearing pin (41), one end of described vent valve linking arm (50) and institute
Stating rocker arm shaft (31) to connect, the other end of described vent valve linking arm (50) is connected to described connecting pin
On axle (41).
Exhaust gas bypass device the most according to claim 7, it is characterised in that: described vent valve (40)
Position, outer peripheral edge on be additionally provided with two anti-rotational limited posts (43), described connection bearing pin (41) is positioned at institute
Stating between two anti-rotational limited posts (43), the anti-rotational limited post of said two (43) lays respectively at institute
State the both sides of vent valve linking arm (50).
Exhaust gas bypass device the most according to claim 8, it is characterised in that: described vent valve connects
Arm (50) is provided with connecting hole (51), described connection bearing pin (41) near one end of described vent valve (40)
After stretching into described connecting hole (51), by a stator (42) by described vent valve linking arm (50)
It is fixed between described stator (42) and described vent valve (40), described stator (42) and institute
Stating and be provided with the second pad (72) between vent valve linking arm (50), described second pad (72) is set in
Described connection bearing pin (41) is upper and is folded in described stator (42) and described vent valve linking arm (50)
Between.
10. a turbocharger, including exhaust gas bypass device, it is characterised in that: described exhaust gas bypass
Device is the exhaust gas bypass device described in claim 1 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510268911.7A CN106285919B (en) | 2015-05-22 | 2015-05-22 | Exhaust gas bypass device and turbocharger with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510268911.7A CN106285919B (en) | 2015-05-22 | 2015-05-22 | Exhaust gas bypass device and turbocharger with it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106285919A true CN106285919A (en) | 2017-01-04 |
| CN106285919B CN106285919B (en) | 2019-05-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510268911.7A Active CN106285919B (en) | 2015-05-22 | 2015-05-22 | Exhaust gas bypass device and turbocharger with it |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110206639A (en) * | 2019-07-03 | 2019-09-06 | 湖南天雁机械有限责任公司 | The deflation valve member structure positioned using dual-gripper |
| CN113302386A (en) * | 2019-01-23 | 2021-08-24 | 三菱重工发动机和增压器株式会社 | Sleeve for turbocharger and turbocharger |
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| DE102013001978A1 (en) * | 2013-02-05 | 2014-08-07 | Volkswagen Aktiengesellschaft | Valve unit for a wastegate system and turbocharger |
| CN204646412U (en) * | 2015-05-22 | 2015-09-16 | 广州汽车集团股份有限公司 | Exhaust gas bypass device and there is its turbosupercharger |
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| CN113302386A (en) * | 2019-01-23 | 2021-08-24 | 三菱重工发动机和增压器株式会社 | Sleeve for turbocharger and turbocharger |
| US20220074318A1 (en) * | 2019-01-23 | 2022-03-10 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Turbocharger bushing and turbocharger |
| CN110206639A (en) * | 2019-07-03 | 2019-09-06 | 湖南天雁机械有限责任公司 | The deflation valve member structure positioned using dual-gripper |
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