CN201982169U - Air intake adjusting device of variable channel turbine - Google Patents
Air intake adjusting device of variable channel turbine Download PDFInfo
- Publication number
- CN201982169U CN201982169U CN2011200506602U CN201120050660U CN201982169U CN 201982169 U CN201982169 U CN 201982169U CN 2011200506602 U CN2011200506602 U CN 2011200506602U CN 201120050660 U CN201120050660 U CN 201120050660U CN 201982169 U CN201982169 U CN 201982169U
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- Prior art keywords
- air inlet
- driver blade
- inlet regulating
- turbine air
- flow rate
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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)
- Control Of Turbines (AREA)
Abstract
The utility model discloses an air intake adjusting device of a variable channel turbine, which comprises a volute shell. An implementing device and an air intake flow adjusting device are arranged on the volute shell and are connected in a transmission way, a waste gas bypass device is arranged on the volute shell, and the implementing device is connected with the waste gas bypass device in a transmission way. The air intake flow adjusting device and the waste gas bypass device can be simultaneously controlled by the implementing device for selection of air intake channels of the variable channel turbine, control of the air intake flow and control of the amount of bypassing waste gas. While the efficient operation of the turbine can be guaranteed, the cross section of a turbocharger can be changed, and the supercharging requirements of the engine under all conditions can be satisfied.
Description
Technical field
The utility model relates to a kind of turbosupercharger that has variable cross section function and exhaust gas bypass function concurrently, specifically, relates to a kind of variable runner turbine air inlet regulating device that is used for turbosupercharger with bypass function.
Background technique
For satisfying high emission standard, motor need adopt the variable cross section pressurized machine to control intake and exhaust pressure, make pressurized machine and motor under each operating mode, can both realize good coupling, but along with the particularly power of vehicular engine and the further lifting of moment of torsion of motor, the regulation range of variable cross section pressurized machine is more and more wideer, because the variable cross section pressurized machine generally do not have bypass venting function, this wide scope of compromise will cause some operating mode particularly under the low speed operating mode efficient of pressurized machine low excessively.Find that from practical application behind the employing variable cross section pressurized machine, the low engine speed moment of torsion can obtain bigger raising, but cost is also bigger, the engine breathing Negative Pressure Difference is very high, and pumping loss is excessive, causes the low engine speed oil consumption higher.Variable runner pressurized machine is a kind of of variable cross section pressurized machine, has the advantage that structure is simple relatively, reliability is high, but also has the inefficient problem of low speed operating mode.
For addressing the above problem, wish design a kind of simple in structure, cost is low, reliability is high, control variable easily runner turbine air inlet regulating device, have variable cross section function and exhaust gas bypass function, adopt a cover control mechanism to control turbine charge flow rate and exhaust gas bypass amount simultaneously, not only guaranteed that turbine has higher working efficiency but also satisfies the supercharging requirement of motor under each operating mode in each operating mode.
The model utility content
The utility model is wide at variable runner turbosupercharger regulation range, the inefficient problem of low speed, propose a kind of have concurrently variable cross section function and exhaust gas bypass function simple in structure, cost is low, reliability is high, control variable easily runner turbine air inlet regulating device.
In order to address the above problem, the utility model by the following technical solutions:
A kind of variable runner turbine air inlet regulating device, comprise spiral case, actuating device and charge flow rate controlling device are installed on the described spiral case, described actuating device and charge flow rate controlling device are in transmission connection, the exhaust gas bypass device is installed on the described spiral case, and described actuating device and exhaust gas bypass device are in transmission connection.
Described actuating device can control the charge flow rate controlling device simultaneously and the exhaust gas bypass device is realized the selection of the air inlet runner of variable runner turbine, the control of charge flow rate and the control of exhaust gas bypass amount, when guaranteeing the turbine efficient operation, realize the variable cross section function of pressurized machine, satisfy the full operating mode supercharging of motor requirement.
Below be the utility model for further improvement of these options:
Described actuating device comprises final controlling element, and described final controlling element is fixed on the spiral case by actuator bracket, and final controlling element is provided with push rod, and the other end of described push rod is equipped with the connection bearing pin.
Further improve:
A wherein end and the charge flow rate controlling device of described connection bearing pin are in transmission connection.
The another kind of improvement:
When variable runner turbine volute air inlet runner becomes the two air inlet runner of pulsed, can also connect a cover charge flow rate controlling device respectively, realize the adjusting of the variable runner turbine of double flow channel air inlet at the two ends that connect bearing pin.
Further improve:
Described charge flow rate controlling device comprises the air inlet adjustment valve that is installed in the spiral case inlet section, be connected with first rocking arm on the described air inlet adjustment valve, the other end of described first rocking arm is connected with rotating shaft, described rotating shaft is provided with driver blade with being connected between the bearing pin, the two ends of described driver blade respectively with rotating shaft with to be connected bearing pin fixedly connected.
Further improve:
Described exhaust gas bypass device comprises the bypath valve that is installed on the spiral case, and described bypath valve is provided with second rocking arm, and the other end of described second rocking arm is connected with transmission shaft, at the other end of transmission shaft driver plate is installed.
Further improve: be provided with L type driver blade between described driver plate and the driver blade, a wherein end and the driver blade of described L type driver blade are rotationally connected.
Further improve: described L type driver blade is provided with L type chute, and position corresponding with L type chute on the described driver plate is provided with driving pin, and described driving pin is positioned at L type chute and can slides along L type chute.
Driver blade drives L type driver blade and seesaws, and L type driver blade rotates simultaneously, drives driver plate and rotates, and realizes the aperture control of bypath valve.
Further improve: the outside at transmission shaft is equipped with propeller shaft tube.
The utility model adopts such scheme, can realize control simultaneously, can guarantee that turbine can realize the intake and exhaust pressure demand of motor in full operating mode scope again in high efficient area work selection, charge flow rate and the exhaust gas bypass amount of variable runner turbine air inlet runner.
Under the low engine speed operating mode, air inlet adjustment valve and bypath valve are all closed, and the turbine actual internal area is little, can effectively improve the turbine suction pressure, make turbine obtain enough energy and promote the gas compressor acting.
Under the medium engine speed operating mode, air inlet adjustment valve opening and bypath valve is closed, the turbine actual internal area increases, aperture by actuating device control air inlet adjustment valve, realize that air inlet runner is selected and the function of assignment of traffic, thereby according to engine operating condition control turbine actual internal area control engine breathing pressure, reach the purpose of variable cross section, satisfy motor boost demand under the middling speed operating mode.
Under the high engine speeds operating mode, this moment, exhaust gas flow was bigger, and is excessive for fear of engine booster, and bypath valve is opened, and releases a part of waste gas with control boost pressure and supercharger speed.Actuating device is controlled the aperture of bypath valve and the aperture of air inlet adjustment valve simultaneously, makes the through-current capability of turbine satisfy high engine speeds operating mode demand.
Turbine air inlet regulating device in the utility model can satisfy the supercharging requirement of the full operating mode scope of motor effectively, have simple in structure, control mode realizes easily, high reliability features, realizes easily fast through engineering approaches.
Below in conjunction with drawings and Examples the utility model is described further:
Description of drawings
Accompanying drawing 3 is the air inlet regulating device working state schematic representation of variable runner turbine under the low engine speed operating mode among the utility model embodiment 1;
Accompanying drawing 4 is the air inlet regulating device working state schematic representation of variable runner turbine under the medium engine speed operating mode among the utility model embodiment 1;
Accompanying drawing 5 is the air inlet regulating device working state schematic representation of variable runner turbine under the utility model embodiment 1 high engine speeds operating mode;
Accompanying drawing 6 is the variable runner turbine of ram charging among the utility model embodiment 2 and the structural representation of air inlet regulating device thereof;
Accompanying drawing 7 is the structural representation of actuating device and charge flow rate controlling device among the utility model embodiment 2.
Among the figure: the 1-spiral case; The 2-actuating device; 3-charge flow rate controlling device; 4-exhaust gas bypass device; The 5-actuator bracket; The 6-final controlling element; 7-final controlling element push rod; 8-first rocking arm; 9-connects bearing pin; The 10-driver blade; The 11-rotating shaft; 12-air inlet adjustment valve; 13-L type driver blade; 14-L type chute; The 15-driving pin; The 16-driver plate; The 17-transmission shaft; The 18-propeller shaft tube; 19-second rocking arm; The 20-bypath valve; The 21-set screw nut; A1, A2, A3---axis.
Embodiment
Described actuating device 2 can be controlled charge flow rate controlling device 3 and exhaust gas bypass device 4 simultaneously, realize the selection of the air inlet runner of variable runner turbine, the control of charge flow rate and the control of exhaust gas bypass amount, when guaranteeing the turbine efficient operation, realize the variable cross section function of pressurized machine, satisfy the full operating mode supercharging of motor requirement.
Described actuating device 2 comprises final controlling element 6, and described final controlling element 6 is fixed on the spiral case 1 by actuator bracket 5, and final controlling element 6 is provided with push rod 7, and the other end of described push rod 7 is equipped with and connects bearing pin 9, and described connection bearing pin 9 can rotate around himself axis A1.
Described charge flow rate controlling device 3 comprises the air inlet adjustment valve 12 that is installed in spiral case 1 inducer, be connected with first rocking arm 8 on the described air inlet adjustment valve 12, the other end of described first rocking arm 8 is connected with rotating shaft 11, described rotating shaft 11 is provided with driver blade 10 with being connected between the bearing pin 9, the two ends of described driver blade 10 respectively with rotating shaft 11 with to be connected bearing pin 9 fixedly connected.
Described rotating shaft 11 can be rotated around himself axis A3.
Described final controlling element push rod 7 moves axially according to engine operating condition and drives driver blade 10 rotations, drives rotating shaft 11 and rotates, and the aperture of air inlet adjustment valve 12 also changes thereupon, realizes the selection of variable runner turbine volute air inlet runner and the control of negotiability.
Described exhaust gas bypass device 4 comprises the bypath valve 20 that is installed in spiral case 1, described bypath valve 20 is provided with second rocking arm 19, the other end of described second rocking arm 19 is connected with transmission shaft 17, in the outside of transmission shaft 17 propeller shaft tube 18 is installed, driver plate 16 is installed at the other end of transmission shaft 17.
Be provided with L type driver blade 13 between described driver plate 16 and the driver blade 10, a wherein end and the driver blade 10 of described L type driver blade 13 are rotationally connected.
Described L type driver blade 13 is provided with L type chute 14, and L type chute 14 is divided into two sections of A, B, and position corresponding with L type chute 14 on the described driver plate 16 is provided with driving pin 15, and described driving pin 15 is positioned at L type chute 14 and can slides along L type chute 14.
As shown in Figure 3, under engine idle and the low speed operating mode, boost pressure does not reach predetermined value, final controlling element push rod 7 produces pulling force, this moment, air inlet adjustment valve 12 and bypath valve 20 were all closed, and the actual internal area minimum of variable runner turbine can effectively promote the suction pressure of turbine, the energy that promotes in the waste gas makes turbine obtain enough powered gas compressor actings, satisfies low engine speed operating mode supercharging requirement.
As shown in Figure 4, in the motor under the low speed operating mode, exhaust gas flow and energy increase, final controlling element 6 produces thrust and promotes turning an angle of driver blade 10 according to the displacement of engine breathing pressure demand control final controlling element push rod 7, and air inlet adjustment valve 12 is opened, this moment, the position with the L type driver blade 13 that driver blade 10 is in transmission connection also changed, driving pin 15 moves in the A section of L type chute 14, can not change the position of driver plate 16, and bypath valve 20 still is in closed condition.
Final controlling element 6 is controlled the aperture of air inlet adjustment valve 12 in real time according to engine operating condition, realize the fluid passage selection and the assignment of traffic of variable runner turbine, the actual internal area of control turbine satisfies motor intake and exhaust pressure demand under middle low speed operating mode to change turbine suction pressure and compressor delivery pressure.
As shown in Figure 5, during the motor high speed, boost pressure continues to raise, and the rotation angle that final controlling element push rod 7 promotes driver blade 10 becomes big, and air inlet adjustment valve 12 is rotated in big aperture scope.This moment, big change also took place in the position with the L type driver blade 13 that driver blade 10 can be dynamically connected, and driving pin 15 moves in the B section of L type chute 14, thereby makes the rotation of driver plate 16 open bypath valve 20, releases a part of waste gas, guaranteed that boost pressure can be inexcessive.The rotation angle of driver plate 16 is subjected to the displacement of final controlling element push rod 7, A section and the length of B section and the control of angle of L type chute 14, realizes bypath valve apertures different under the different operating modes, satisfies motor high speed supercharging requirement.
Claims (9)
1. variable runner turbine air inlet regulating device, comprise spiral case (1), actuating device (2) and charge flow rate controlling device (3) are installed on the described spiral case (1), described actuating device (2) is in transmission connection with charge flow rate controlling device (3), it is characterized in that: exhaust gas bypass device (4) is installed on the described spiral case (1), and described actuating device (2) is in transmission connection with exhaust gas bypass device (4).
2. a kind of variable runner turbine air inlet regulating device according to claim 1, it is characterized in that: described actuating device (2) comprises final controlling element (6), and final controlling element (6) is provided with push rod (7), and the other end of described push rod (7) is equipped with and connects bearing pin (9).
3. a kind of variable runner turbine air inlet regulating device according to claim 2 is characterized in that: a wherein end and the charge flow rate controlling device (3) of described connection bearing pin (9) are in transmission connection.
4. a kind of variable runner turbine air inlet regulating device according to claim 2 is characterized in that: the two ends of described connection bearing pin (9) connect a cover charge flow rate controlling device (3) respectively.
5. according to claim 3 or 4 described a kind of variable runner turbine air inlet regulating devices, it is characterized in that: described charge flow rate controlling device (3) comprises the air inlet adjustment valve (12) that is installed in spiral case (1) inducer, be connected with first rocking arm (8) on the described air inlet adjustment valve (12), the other end of described first rocking arm (8) is connected with rotating shaft (11), described rotating shaft (11) is provided with driver blade (10) with being connected between the bearing pin (9), the two ends of described driver blade (10) respectively with rotating shaft (11) with to be connected bearing pin (9) fixedly connected.
6. a kind of variable runner turbine air inlet regulating device according to claim 5, it is characterized in that: described exhaust gas bypass device (4) comprises the bypath valve (20) that is installed on the spiral case (1), described bypath valve (20) is provided with second rocking arm (19), the other end of described second rocking arm (19) is connected with transmission shaft (17), at the other end of transmission shaft (17) driver plate (16) is installed.
7. a kind of variable runner turbine air inlet regulating device according to claim 6, it is characterized in that: be provided with L type driver blade (13) between described driver plate (16) and the driver blade (10), a wherein end and the driver blade (10) of described L type driver blade (13) are rotationally connected.
8. a kind of variable runner turbine air inlet regulating device according to claim 7, it is characterized in that: described L type driver blade (13) is provided with L type chute (14), described driver plate (16) is gone up the position corresponding with L type chute (14) and is provided with driving pin (15), and described driving pin (15) is positioned at L type chute (14) and can slides along L type chute (14).
9. a kind of variable runner turbine air inlet regulating device according to claim 6 is characterized in that: in the outside of transmission shaft (17) propeller shaft tube (18) is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200506602U CN201982169U (en) | 2011-03-01 | 2011-03-01 | Air intake adjusting device of variable channel turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200506602U CN201982169U (en) | 2011-03-01 | 2011-03-01 | Air intake adjusting device of variable channel turbine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201982169U true CN201982169U (en) | 2011-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200506602U Expired - Fee Related CN201982169U (en) | 2011-03-01 | 2011-03-01 | Air intake adjusting device of variable channel turbine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201982169U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182544A (en) * | 2011-03-01 | 2011-09-14 | 康跃科技股份有限公司 | Air inlet regulating device of flow-passage-changeable turbine |
| CN113027598A (en) * | 2021-03-31 | 2021-06-25 | 安徽江淮汽车集团股份有限公司 | Turbocharger and engine system of automobile |
-
2011
- 2011-03-01 CN CN2011200506602U patent/CN201982169U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102182544A (en) * | 2011-03-01 | 2011-09-14 | 康跃科技股份有限公司 | Air inlet regulating device of flow-passage-changeable turbine |
| CN102182544B (en) * | 2011-03-01 | 2012-11-07 | 康跃科技股份有限公司 | Air inlet regulating device of flow-passage-changeable turbine |
| CN113027598A (en) * | 2021-03-31 | 2021-06-25 | 安徽江淮汽车集团股份有限公司 | Turbocharger and engine system of automobile |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110921 Termination date: 20140301 |