CN2661934Y - Exhaust gas turbo charger - Google Patents
Exhaust gas turbo charger Download PDFInfo
- Publication number
- CN2661934Y CN2661934Y CN 200320110146 CN200320110146U CN2661934Y CN 2661934 Y CN2661934 Y CN 2661934Y CN 200320110146 CN200320110146 CN 200320110146 CN 200320110146 U CN200320110146 U CN 200320110146U CN 2661934 Y CN2661934 Y CN 2661934Y
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- China
- Prior art keywords
- turbine
- oil
- case
- rotating shaft
- middle case
- 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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- Supercharger (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model belongs to an exhaust turbocharger, which is designed for aiming at the problems existed in the prior turbocharger that the direction of the vent port can not be adjusted, and the requirements on different installation directions of the vent port of the turbocharger meeting with different engines can not be met. The utility model comprises a turbine installation which is arranged on a rotating shaft, a midbody, an air compressor and a deflation valve. The utility model is characterized in that: the deflation valve is positioned at a shell of the turbine installation through a bracket; an outlet hole of an engine oil section is a screw hole. Thereby the installation for the utility model is convenient, and the utility model can be applicable for matching with various engines widely.
Description
(1) technical field: the utility model relates to exhaust-gas turbocharger, specifically belongs to radial-flow exhaust turbocharger.
(2) background technique: exhaust-gas turbocharger is the waste gas that utilizes motor to discharge, promote the turbo machine high speed rotating, the centrifugal-flow compressor that drive is installed on the same axis comes pressurized air, the air quantity that enters motor is increased, to improve the power of motor, make the internal combustion burning more abundant, reduce noxious gas emission.Be divided into radial-flow type and axial flow blower by waste gas different flow direction in turbo machine.The utility model belongs to radial-flow exhaust turbocharger, it is by radial turbine and two major components of centrifugal compression impellor and bearing device, seal arrangement, composition such as cooling system and lubrication system, concrete structure is as follows: it comprises turbine and the compressor impeller that is installed on the rotating shaft two ends respectively, both peripheries are installed turbine case respectively, compressor casing and back shroud thereof, connect middle case between turbine case and the compressor casing, said rotating shaft is installed on the center of middle case by floating bearing, seal at rotating shaft peripheral unit axle, the spacing thrust housing, thermal baffle and seal ring, install seal ring and oil baffle respectively in axle envelope periphery, centre area at middle case is perfusion machine oil district, and is connected with oil inlet hole and oil outlet.Have air intake passage and air-out passage on compressor casing, have waste gas air intake passage and waste gas air-out passage on the turbine case, the air-out passage of compressor casing is connected with the air intake pipe of bleed valve, and the air outlet of bleed valve communicates with the waste gas air intake passage of turbine case.As shown in Figure 1, the bleed valve 1 of the turbosupercharger of existing said structure is installed on the compressor casing 3 by support 2, so makes the air outlet 5 of compressor casing 3 can only be fixed in an installation direction, makes pressurized machine can't adapt to the installation requirement of different motors.4 is the suction port of gas compressor among Fig. 1, and 6 is middle case, and 7 is the exhaust gas inlet of turbo machine, and 8 is waste gas outlet, and 9 is turbine cylinder.Secondly, see Fig. 2, the oil outlet 12 of the center filling region 11 of the middle case that is connected with compressor casing and turbine casing is connected with flange 13 with outside oil discharge passage, and it will be fastenedly connected flange, installation inconvenience by auxiliary assembly (as bolt etc.).10 is oil inlet hole among Fig. 2.
(3) summary of the invention: the purpose of this utility model is to design a kind of turbosupercharger easy for installation, it can regulate the installation direction of the shell air outlet of calming the anger arbitrarily, and being connected not of oil outlet and outside oil discharge passage need be by auxiliary assembly, easy for installation.
The technical solution of the utility model is as follows: it comprises turbine and the compressor impeller that is installed on the rotating shaft two ends respectively, turbine and compressor impeller periphery are installed turbine case respectively, compressor casing and back shroud thereof, connection middle case between turbine case and the compressor casing, the center porose area fixed installation snap ring of middle case, the center that the floating bearing that is installed between the snap ring is installed on middle case is passed in said rotating shaft, an end assembly axis envelope and spacing thrust housing in rotating shaft at nearly compressor impeller, the peripheral seal ring of installing of axle envelope, by screw thrust bearing is installed on an end of middle case in the periphery of spacing thrust housing, side at thrust bearing is installed oil baffle, at an end of nearly turbine in rotating shaft peripheral unit thermal baffle and seal ring, middle case center porose area between sealing ring and said oil baffle plate is perfusion machine oil district, and be communicated with oil inlet hole and oil outlet, on said compressor casing, have air intake passage and air-out passage, have waste gas air intake passage and waste gas air-out passage on the turbine case, air-out passage on the compressor casing is connected with the air intake pipe of bleed valve, the air outlet of bleed valve communicates with the waste gas air intake passage of turbine case, it is characterized in that said bleed valve is installed on the housing of turbo machine by support.
Its oil outlet of centre area that is further characterized in that the perfusion machine oil of the middle case that is connected with the housing of said turbo machine is a tapped hole.
The utility model is retrofitted on the turbine cylinder by mounting bracket by being installed in the prior art bleed valve on the compressor housings, after making that the utility model is fixed on the motor, can regulate the direction that is positioned at the air outlet on the compressor casing arbitrarily by the relative position of regulating between compressor casing and the compressor casing back shroud, the installation requirement that adapts to different motors, it is very convenient to install.Secondly, oil outlet connects by changing flange and being connected of outside oil discharge passage tapped hole into, and dismounting is not by accessories such as bolts, and directly spinning in and out get final product, easy accessibility, and also sealing reliability is good, oil-proof.
(4) description of drawings:
Fig. 1 is the plan view of existing exhaust-gas turbocharger structure;
Fig. 2 is the cross-sectional view of existing exhaust-gas turbocharger filling region;
Fig. 3 is the plan view of the utility model structure;
Fig. 4 is the backsight sectional view of the utility model Fig. 3;
Fig. 5 is the utility model filling region cross-sectional view;
(5) embodiment:
See Fig. 4, the utility model comprises turbine 17 and the compressor impeller 1 that is installed on rotating shaft 12 two ends respectively, both peripheries are installed turbine case 14, compressor casing 2 and back shroud 4 thereof respectively, between turbine case 14 and the compressor casing 2 by screw connection middle case 11,4 snap rings 10 of center porose area fixed installation of middle case 11, the floating bearing 13 that is equipped with the hole is installed between per two snap rings 10, and the center that floating bearing 13 is installed on middle case 11 is passed in rotating shaft 12.An end assembly axis envelope 5 and spacing thrust housing 8 in rotating shaft 12 at nearly compressor impeller 1, seal ring 3 is installed in the periphery of axle envelope 5, by screw thrust bearing 7 is installed on an end of middle case 11 in the periphery of spacing thrust housing 8, moving to stop rotating shaft 12 to gas compressor direction string.Side at thrust bearing 7 is installed oil baffle 6, prevents leakage of oil.In the outer of rotating shaft 12 thrust bearing 7 is installed on an end of middle case 11 at an end of nearly turbine 17, moving to stop rotating shaft 12 to gas compressor direction string.Side at thrust bearing 7 is installed oil baffle 6, prevents leakage of oil.In the peripheral unit thermal baffle 16 and the seal ring 15 of rotating shaft 12, the centre area 21 of the middle case 11 between seal ring 15 and oil baffle 6 is perfusion machine oil district at an end of nearly turbine 17, and this district is communicated with oil inlet hole 9 and oil outlet 22.Oil inlet hole 9 and oil outlet 22 are connected with inflow pipeline and flowline respectively.On compressor casing 2, have air intake passage 24 and air-out passage 23, have waste gas air intake passage 20 and waste gas air-out passage 19 on the turbine case 14.See Fig. 3 and Fig. 4, the air-out passage 23 on the compressor casing 2 is connected with the air intake pipe 26 of bleed valve 25, and the air outlet 18 of bleed valve 25 communicates with the waste gas air intake passage 20 of turbine case 14.See Fig. 3, bleed valve 25 is installed on the turbine case 14 by support 27 and bolt 28.See Fig. 3 and Fig. 5, the oil outlet 22 of the centre area 21 of the perfusion machine oil of the middle case 11 that is connected with turbine case 14 is tapped hole.
See Fig. 3 and Fig. 4, because bleed valve 25 is installed on the turbine shroud 14 by support 27, for different motors, installation position to pressurized machine air outlet 23 has different requirements, rotate the orientation of compressor casing 2 as long as compressor casing 2 connecting bolt with its back shroud 4 is unloaded this moment, makes the direction of gas compressor air outlet 23 meet the installation position requirement of motor, with bolt compressor casing 2 and back shroud 4 are fastenedly connected again, install easily.See Fig. 4, oil outlet 22 is connected as long as connect by threaded pipe with outside flowline, installs also very convenient.
Claims (2)
1, exhaust-gas turbocharger, it comprises turbine and the compressor impeller that is installed on the rotating shaft two ends respectively, turbine and compressor impeller periphery are installed turbine case respectively, compressor casing and back shroud thereof, connection middle case between turbine case and the compressor casing, the center porose area fixed installation snap ring of middle case, the center that the floating bearing that is installed between the snap ring is installed on middle case is passed in said rotating shaft, an end assembly axis envelope and spacing thrust housing in rotating shaft at nearly compressor impeller, the peripheral seal ring of installing of axle envelope, by screw thrust bearing is installed on an end of middle case in the periphery of spacing thrust housing, side at thrust bearing is installed oil baffle, at an end of nearly turbine in rotating shaft peripheral unit thermal baffle and seal ring, middle case center porose area between sealing ring and said oil baffle plate is perfusion machine oil district, and be communicated with oil inlet hole and oil outlet, on said compressor casing, have air intake passage and air-out passage, have waste gas air intake passage and waste gas air-out passage on the turbine case, air-out passage on the compressor casing is connected with the air intake pipe of bleed valve, the air outlet of bleed valve communicates with the waste gas air intake passage of turbine case, it is characterized in that said bleed valve is installed on the housing of turbo machine by support.
2,, it is characterized in that the oil outlet of centre area of the perfusion machine oil of the middle case that is connected with the housing of said turbo machine is a tapped hole by the said exhaust-gas turbocharger of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320110146 CN2661934Y (en) | 2003-10-10 | 2003-10-10 | Exhaust gas turbo charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320110146 CN2661934Y (en) | 2003-10-10 | 2003-10-10 | Exhaust gas turbo charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2661934Y true CN2661934Y (en) | 2004-12-08 |
Family
ID=34343530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320110146 Expired - Fee Related CN2661934Y (en) | 2003-10-10 | 2003-10-10 | Exhaust gas turbo charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2661934Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101484664B (en) * | 2006-05-08 | 2011-12-28 | 霍尼韦尔国际公司 | Compressor stage assembly lock |
-
2003
- 2003-10-10 CN CN 200320110146 patent/CN2661934Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101484664B (en) * | 2006-05-08 | 2011-12-28 | 霍尼韦尔国际公司 | Compressor stage assembly lock |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |