CN1556308A - Variable cross section turbine pressurizer electron control cross section opening executor - Google Patents
Variable cross section turbine pressurizer electron control cross section opening executor Download PDFInfo
- Publication number
- CN1556308A CN1556308A CNA2004100106106A CN200410010610A CN1556308A CN 1556308 A CN1556308 A CN 1556308A CN A2004100106106 A CNA2004100106106 A CN A2004100106106A CN 200410010610 A CN200410010610 A CN 200410010610A CN 1556308 A CN1556308 A CN 1556308A
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- CN
- China
- Prior art keywords
- reducer
- shaft
- gear
- actuator
- step motor
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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 invention relates to a electronic controlled section openness actuator able to carry out continuous position control in high accuracy, reaching target of slowing down and increasing torque. The actuator is composed of reducer, step motor, sliding rheostat and connecting gear mainly. Reducer includes gear shaft, cone pulley etc. and connecting gear includes connecting pin, rocker and coupling bar etc. Front end of step motor shaft is connected to gear shaft in reducer fixedly, and back end is connected to rotational tap of sliding rheostat fixedly. Programming program of driving step motor controls target. Using sliding rheostat carries out feedback control for position output from the actuator. Features of the actuator are simple structure, reliable, large transmission ratio, low cost.
Description
Technical field
The present invention relates to a kind of electronic control deceleration and increase the mechanical device of turning round, especially the variable-area turbocharger section openness actuator that positioning control is had higher requirements.
Background technique
At present, the pneumatic control mode is all adopted in the adjusting of traditional variable-area turbocharger cross section aperture, and its final controlling element is a diaphragm type, and this final controlling element can not carry out the continuous control and the accurate cross section aperture position regulation of cross section aperture.
Summary of the invention
The purpose of this invention is to provide a kind of section openness actuator, this final controlling element can not only be realized slowing down and increase the purpose of turning round, and can carry out the continuous control of variable-area turbocharger cross section aperture, and have certain self-lock ability, carry out accurate cross section aperture by position feedback simultaneously and regulate.
Technological scheme of the present invention is: form final controlling element by gear system reducer, stepper motor, slide rheostat and bindiny mechanism as critical piece: retarder, stepper motor and slide rheostat are installed on the same fixed bearing, and bindiny mechanism is installed on the reducer output shaft.Gear system reducer is meshing with each other by gear shaft, cone pulley one, cone pulley two and output shaft gear and forms, and gear shaft and output shaft are on same axis; The front end of step motor shaft is also fixedlyed connected with connecting sleeve, Cock screw on same axis with the gear shaft axle of gear system reducer, also fixedlys connected with connecting sleeve, Cock screw on same axis with the rotational tap of slide rheostat in the rear end of step motor shaft; The shell of slide rheostat is fixedlyed connected with fixed bearing by dunnage; Bindiny mechanism is made up of connecting pin, jump ring, pull bar, rocking arm and Cock screw; rocking arm is fixedlyed connected by Cock screw with reducer output shaft; an end of pull bar is connected with rocking arm with jump ring by connecting pin, and the other end of pull bar is connected with variable-area turbocharger.The present invention utilizes retarder to realize that deceleration increases the purpose of turning round, utilize the holding torque of stepper motor and the self-locking that location torque is realized final controlling element, carry out the control of actuator turns direction and outgoing position by the establishment of step motor drive program, change the cross section aperture of pressurized machine by bindiny mechanism, feedback signal by slide rheostat is carried out EC Error Correction to outgoing position, realizes the aperture adjusting of accurate turbine cross section.
The invention has the beneficial effects as follows and can carry out continuously and accurate position control and have certain self-lock ability, and whole variable geometry turbocharger section openness actuator have simple in structure, control is convenient, it is reliable to carry out, velocity ratio is big, make the low characteristics of processing cost.
Description of drawings
Fig. 1 is variable-area turbocharger electronic control section openness actuator embodiment's a longitudinal section.
Fig. 2 is the A-A cross-sectional view.
Fig. 3 is the B-B cross-sectional view.
1. retarder dunnages among the figure, 2. reducer shell, 3. reducer output shaft gear, 4. step pulley shaft one jump ring, 5. cone pulley one, and 6. step pulley shaft two, 7. fixed bearing, 8. slotted screw, 9. nut, 10. Cock screw, 11. bolts, 12. pads, 13. the slide rheostat dunnage, 14. slide rheostats, 15. three-plug connectors, 16. the slide rheostat rotational tap, 17. connecting sleeves, one, 18. stepper motor, 19. six line sockets, 20. step motor shafts, 21. connecting sleeves two, 22. reducer gear spindle guide cover, 23. retarder screw bases, 24. reducer gear axles, 25. retarder dunnage attachment screw, 26. cone pulleys, two, 27. reducer output shaft jump rings, 28. reducer output shaft, 29. reducer output shaft guide pin bushings, 30. step pulley shafts one, 31. connecting pin, 32. jump rings, 33. pull bars, 34. rocking arm, 35. Cock screws.
Embodiment
The invention will be further described below in conjunction with embodiment that accompanying drawing provides.
Referring to Fig. 1, Fig. 2 and Fig. 3.Stepper motor (18) and retarder dunnage (1) are installed on the fixed bearing (7) by bolt (11), nut (9) and pad (12) respectively; The front end of step motor shaft (20) is connected by connecting sleeve two (21) with reducer gear axle (24) and is fastening with Cock screw (10), reducer gear spindle guide cover (22) is used for reducer gear axle (24) is led with spacing, and the rear end of step motor shaft (20) is connected with slide rheostat rotational tap (16) and is fastening with Cock screw (10); Slide rheostat (14) is installed on the fixed bearing (7) by slide rheostat dunnage (13), slotted screw (8); The rocking arm of bindiny mechanism (34) is fixedlyed connected by Cock screw (35) with reducer output shaft (28), and rocking arm (34) is connected by connecting pin (31) and jump ring (32) with pull bar (33); Reducer gear axle (24) is meshed with the gearwheel of cone pulley one (5), and the small gear of cone pulley one (5) is meshed with the gearwheel of cone pulley two (26), and the small gear of cone pulley two (26) is meshed with reducer output shaft (3); Step pulley shaft one (30) and step pulley shaft two (6) are installed on the retarder dunnage (1), and retarder dunnage (1) is fixing by retarder screw base (23) and retarder dunnage attachment screw (25).
During this embodiment's working control, at first, the actual aperture in turbine cross section when determining conventional variable cross section turbosupercharger actual motion by test; Secondly, determine pivotal position with the corresponding gear system reducer output shaft of turbine cross section aperture according to the annexation of final controlling element and mechanical transmission mechanism and size; Then, determine the pivotal position of reducer output shaft and the relation between the stepper motor rotation step number according to the speed ratio of retarder and the step angle of stepper motor, and carry out the establishment of corresponding control program; At last, move this control program actuate actuators action, and utilize the holding torque of stepper motor and the self-locking that location torque is realized final controlling element, utilize slide rheostat to carry out position feedback control simultaneously so that the turbine cross section reaches corresponding aperture.
Claims (4)
1. variable-area turbocharger electronic control section openness actuator, it is characterized in that: form by gear system reducer, stepper motor (18), slide rheostat (14) and bindiny mechanism, step motor shaft (20) front end is connected with the gear shaft (24) of gear system reducer, step motor shaft (20) rear end is connected with slide rheostat rotational tap (16), bindiny mechanism is installed on the reducer output shaft (28), and gear system reducer, stepper motor (18) and slide rheostat (14) are installed on the same fixed bearing.
2. variable-area turbocharger electronic control section openness actuator according to claim 1 is characterized in that: described gear system reducer by gear shaft (24), cone pulley one (5), cone pulley two (26) and output shaft gear (3) be meshing with each other form and gear shaft and output shaft on same axis.
3. variable-area turbocharger electronic control section openness actuator according to claim 1 is characterized in that: described step motor shaft (20) front end is on same axis with the gear shaft (24) of gear system reducer and fixedlys connected with connecting sleeve two (21), Cock screw (10); Step motor shaft (20) rear end is on same axis with slide rheostat rotational tap (16) and fixedlys connected with connecting sleeve one (17), Cock screw; The shell of slide rheostat (14) is fixedlyed connected with fixed bearing (7).
4. variable-area turbocharger electronic control section openness actuator according to claim 1, it is characterized in that: described bindiny mechanism is made up of connecting pin (31), jump ring (32), pull bar (33), rocking arm (34) and Cock screw (35); rocking arm (34) is fixedlyed connected by Cock screw (35) with reducer output shaft (28); pull bar (33) one ends are connected with rocking arm (34) by connecting pin (31), and pull bar (33) the other end is connected with variable-area turbocharger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100106106A CN1556308A (en) | 2004-01-07 | 2004-01-07 | Variable cross section turbine pressurizer electron control cross section opening executor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100106106A CN1556308A (en) | 2004-01-07 | 2004-01-07 | Variable cross section turbine pressurizer electron control cross section opening executor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1556308A true CN1556308A (en) | 2004-12-22 |
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ID=34350903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004100106106A Pending CN1556308A (en) | 2004-01-07 | 2004-01-07 | Variable cross section turbine pressurizer electron control cross section opening executor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1556308A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982650A (en) * | 2010-10-19 | 2011-03-02 | 远华京控（北京）科技有限公司 | Electric execution device |
| CN105179024A (en) * | 2015-10-19 | 2015-12-23 | 福州大学 | Turbocharger nozzle opening degree executing mechanism with bevel gears being used for positioning |
-
2004
- 2004-01-07 CN CNA2004100106106A patent/CN1556308A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101982650A (en) * | 2010-10-19 | 2011-03-02 | 远华京控（北京）科技有限公司 | Electric execution device |
| CN105179024A (en) * | 2015-10-19 | 2015-12-23 | 福州大学 | Turbocharger nozzle opening degree executing mechanism with bevel gears being used for positioning |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |