CN202832888U - Inlet manifold variable mechanism and gasoline engine including same - Google Patents
Inlet manifold variable mechanism and gasoline engine including same Download PDFInfo
- Publication number
- CN202832888U CN202832888U CN 201220392388 CN201220392388U CN202832888U CN 202832888 U CN202832888 U CN 202832888U CN 201220392388 CN201220392388 CN 201220392388 CN 201220392388 U CN201220392388 U CN 201220392388U CN 202832888 U CN202832888 U CN 202832888U
- Authority
- CN
- China
- Prior art keywords
- intake manifold
- changeable mechanism
- running shaft
- rolling bearing
- bearing
- 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 - Lifetime
Links
Images
Landscapes
- Characterised By The Charging Evacuation (AREA)
Abstract
The utility model relates to an inlet manifold variable mechanism and a gasoline engine including the same. The inlet manifold variable mechanism comprises an executer, a rotating shaft and a valve plate which is arranged on the rotating shaft, wherein a cantilever beam of the rotating shaft is supported by a rolling bearing. Through the arranged inlet manifold variable mechanism and the gasoline engine, a problem of abnormal tap-tap sounds in the traditional inlet manifold variable mechanism is solved only through a simple structure because the rolling bearing is arranged at the tail end of the cantilever beam of the rotating shaft.
Description
Technical field
The utility model relates to motivation gas handling system association area; Specifically, the utility model relates to a kind of intake manifold changeable mechanism.Further, the utility model also relates to a kind of petrol engine that comprises this intake manifold changeable mechanism.
Background technique
Along with adding of China's automobile emission regulation is tight, it is a kind of inevitable that automatically controlled port injection type petrol engine replaces traditional carburetor gasoline engine.But the gas handling system of electronic injection gasoline engine is very large on impacts such as intake resistance, intake uniformity and charging efficiencies such as the size of intake manifold, shape etc., and then affects the performance of motor.The motor of different usage requirements has corresponding gas handling system to match.Thereby the design of intake manifold has become one of key technology of electronic injection gasoline engine.
Using more new technology at present is variable intake manifold length and variable air inlet eddy-current system, this type of intake manifold changeable mechanism mostly is rotary mechanism, angle by the control valve block is switched different application and demand, but since final controlling element only from running shaft one-sided carry out stressed, cause the running shaft system to form cantilever beam structure, and have the gap between the sliding bearing and more more easily produce larger displacement away from the final controlling element free end, thereby make the bearing away from controller easily produce normal deformation, produce wearing and tearing and bump with bearing support, the final intake manifold that causes under the engine charge impulse action produces rhythmic " clatter clatter " abnormal sound, causes client to avenge a grievance.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of novel intake manifold changeable mechanism, the abnormal sound that it is simple in structure, as not affect periphery and can eliminate traditional intake manifold changeable mechanism.
The technical problems to be solved in the utility model also is to provide a kind of petrol engine that comprises aforementioned intake manifold changeable mechanism.
Above-mentioned technical problem of the present utility model solves by following technical solution:
Provide a kind of intake manifold changeable mechanism according to first aspect of the present utility model, described intake manifold changeable mechanism includes final controlling element, running shaft and is arranged on valve block on the described running shaft, and the first end of described running shaft connects described final controlling element,
Wherein, the second end of described running shaft supports away from described final controlling element and by rolling bearing.
Alternatively, in foregoing intake manifold changeable mechanism, the internal surface of described rolling bearing and described running shaft interference fit, corresponding bearing support interference fit on the outer surface of described rolling bearing and the described intake manifold changeable mechanism.
Alternatively, in foregoing intake manifold changeable mechanism, described rolling bearing is ball bearing.
Provide a kind of intake manifold changeable mechanism according to second aspect of the present utility model, described intake manifold changeable mechanism includes final controlling element, running shaft and is arranged on one or more valve blocks on the described running shaft, the first end of described running shaft connects described final controlling element
Wherein, each in the described valve block by about the supporting of two bearings, and be rolling bearing apart from final controlling element than the bearing on the distally apart from described final controlling element valve block farthest.
Alternatively, in foregoing intake manifold changeable mechanism, the internal surface of described rolling bearing and described running shaft interference fit, corresponding bearing support interference fit on the outer surface of described rolling bearing and the described intake manifold changeable mechanism.
Alternatively, in foregoing intake manifold changeable mechanism, described rolling bearing is ball bearing.
Alternatively, in foregoing intake manifold changeable mechanism, except described rolling bearing, other bearing is sliding bearing.
Provide a kind of petrol engine according to the third aspect of the present utility model, wherein, described petrolic gas handling system includes such as one in the aforementioned aspect described intake manifold varistructure.
By intake manifold changeable mechanism and the petrol engine that as above arranges, because the overhang end at running shaft is provided with rolling bearing, so only namely solved the problem of traditional intake manifold changeable mechanism " clatter clatter " abnormal sound by simple structure, and be easy to the conversion application owing to its size and plastic sliding bearing are suitable.
Description of drawings
With reference to accompanying drawing, disclosure of the present utility model will be more obvious.Should understand, these accompanying drawings only are that schematically not drawn on scale also is not intended to limit scope of the present utility model.Among the figure:
Fig. 1 is the assembling schematic diagram according to the intake manifold changeable mechanism of a mode of execution of the present utility model; And
Fig. 2 is the schematic sectional view according to the valve block with ball bearing side of the intake manifold changeable mechanism of a mode of execution of the present utility model.
Embodiment
Explain with reference to the accompanying drawings embodiment of the present utility model.These explanations only are descriptive, exemplary.
Fig. 1 is the assembling schematic diagram according to the intake manifold changeable mechanism of a mode of execution of the present utility model.As can be seen from Figure 1, the maximum difference of the intake manifold changeable mechanism of present embodiment and variable adjustment of the prior art mechanism is, the system of this mechanism has increased a rolling bearing away from the final controlling element free end.For example, the rolling bearing outer surface can with corresponding bearing support interference fit, internal surface then can with the running shaft interference fit of intake manifold changeable mechanism.The advantage of this mechanism is simple in structure, little with former plastic sliding bearing dimensional changes, is easy to switch application, has solved the problem of traditional intake manifold changeable mechanism " clatter clatter " abnormal sound.
Intake manifold changeable mechanism among Fig. 1 includes final controlling element 1, running shaft 2, valve block 3, bearing support 4, sliding bearing 5, rolling bearing 6 etc., and valve block 3 is arranged on the running shaft 2.The first end of running shaft 2 connects final controlling element 1, and final controlling element 1 is rotated by the square hole control running shaft 2 of running shaft 2 ends.The second end of running shaft 2 is away from final controlling element 1 and by rolling bearing 6 supportings.The internal surface of rolling bearing 6 and running shaft 2 interference fit, corresponding bearing support 4 interference fit on the outer surface of rolling bearing 6 and the intake manifold changeable mechanism.In preferred embodiment, rolling bearing 6 can be ball bearing.
In optional present embodiment, also be provided with sliding bearing 5 along running shaft 2, these sliding bearings 5 can be plastic sliding bearing, list in respectively in valve block 3 both sides and the embedded axle bearing 4, bearing support 4 then can be fixed by friction welding with the intake manifold body.In this case, be that rolling bearing 6(be chosen as ball bearing apart from final controlling element 1 than the bearing on the distally apart from final controlling element 1 valve block 3 farthest in these valve blocks 3).
Can understand in conjunction with the explanation of Fig. 1 according to Fig. 1 and front, when the intake manifold changeable mechanism receives the instruction of engine electronic control system module, final controlling element 1 driven rotary axle, 2 Unscrews or throttle down 3, thus switch different admission line demands.
Fig. 2 is band rolling bearing side valve sheet and bearing structure principle schematic.Can understand in conjunction with Fig. 1, be respectively sliding bearing 5 and rolling bearing 6 away from final controlling element 1 free-ended valve block 3 both sides, rolling bearing 6 is interference fit, gapless with bearing support 4 and valve block 3, this moment, former cantilever beam structure disappeared, increased radial constraint away from the final controlling element step bearing, produce without bump with bearing support 4, thereby solved the problem that causes clatter clatter abnormal sound because of the gap bump.
As mentioned above, with reference to accompanying drawing exemplary embodiment of the present utility model is had been described in detail.Should understand, the application is intended to make these details to consist of restriction to the utility model protection domain.In the situation that do not deviate from according to spirit and scope of the present utility model; can to the structure of exemplary embodiment and feature be equal to or similarly change, these changes will also drop in the determined protection domain of the utility model appending claims.
Claims (8)
1. intake manifold changeable mechanism, described intake manifold changeable mechanism include final controlling element, running shaft and are arranged on valve block on the described running shaft, and the first end of described running shaft connects described final controlling element,
It is characterized in that, the second end of described running shaft supports away from described final controlling element and by rolling bearing.
2. intake manifold changeable mechanism as claimed in claim 1 is characterized in that, the internal surface of described rolling bearing and described running shaft interference fit, corresponding bearing support interference fit on the outer surface of described rolling bearing and the described intake manifold changeable mechanism.
3. intake manifold changeable mechanism as claimed in claim 1 or 2 is characterized in that, described rolling bearing is ball bearing.
4. intake manifold changeable mechanism, described intake manifold changeable mechanism include final controlling element, running shaft and are arranged on one or more valve blocks on the described running shaft, and the first end of described running shaft connects described final controlling element,
It is characterized in that, each in the described valve block by about the supporting of two bearings, and be rolling bearing apart from final controlling element than the bearing on the distally apart from described final controlling element valve block farthest.
5. intake manifold changeable mechanism as claimed in claim 4 is characterized in that, the internal surface of described rolling bearing and described running shaft interference fit, corresponding bearing support interference fit on the outer surface of described rolling bearing and the described intake manifold changeable mechanism.
6. such as claim 4 or 5 described intake manifold changeable mechanisms, it is characterized in that, described rolling bearing is ball bearing.
7. intake manifold changeable mechanism as claimed in claim 4 is characterized in that, except described rolling bearing, other bearing is sliding bearing.
8. a petrol engine is characterized in that, described petrolic gas handling system includes such as one in the aforementioned claim 1 to 7 described intake manifold varistructure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392388 CN202832888U (en) | 2012-08-09 | 2012-08-09 | Inlet manifold variable mechanism and gasoline engine including same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220392388 CN202832888U (en) | 2012-08-09 | 2012-08-09 | Inlet manifold variable mechanism and gasoline engine including same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202832888U true CN202832888U (en) | 2013-03-27 |
Family
ID=47944616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220392388 Expired - Lifetime CN202832888U (en) | 2012-08-09 | 2012-08-09 | Inlet manifold variable mechanism and gasoline engine including same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202832888U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20170276033A1 (en) * | 2016-03-24 | 2017-09-28 | Aisin Seiki Kabushiki Kaisha | Intake device of internal combustion engine |
| CN107725233A (en) * | 2017-10-25 | 2018-02-23 | 青岛华涛汽车模具有限公司 | A kind of inlet manifold variable system |
| CN104314694B (en) * | 2014-09-30 | 2018-05-15 | 东风汽车公司 | A kind of valve block system of variable-length intake manifold |
-
2012
- 2012-08-09 CN CN 201220392388 patent/CN202832888U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314694B (en) * | 2014-09-30 | 2018-05-15 | 东风汽车公司 | A kind of valve block system of variable-length intake manifold |
| US20170276033A1 (en) * | 2016-03-24 | 2017-09-28 | Aisin Seiki Kabushiki Kaisha | Intake device of internal combustion engine |
| US10184362B2 (en) * | 2016-03-24 | 2019-01-22 | Aisin Seiki Kabushiki Kaisha | Intake device of internal combustion engine |
| CN107725233A (en) * | 2017-10-25 | 2018-02-23 | 青岛华涛汽车模具有限公司 | A kind of inlet manifold variable system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102975624B (en) | The increasing process control system of stroke-increasing electric automobile | |
| CN202832888U (en) | Inlet manifold variable mechanism and gasoline engine including same | |
| JP2012512081A5 (en) | ||
| JP5719025B2 (en) | Rotor device and rotor working system for integrated starter / generator motor | |
| CN102606286A (en) | Air inlet supercharging device of engine | |
| JP2015150974A (en) | Hybrid vehicle control device | |
| CN203867702U (en) | Turbine air intake supercharger of axial-flow type aerodynamic internal combustion engine | |
| CN201125785Y (en) | Engine crankshaft rotation speed sensor preposition structure | |
| CN202441497U (en) | Cylinder deactivation energy saving mechanism of engine | |
| WO2009035229A3 (en) | Engine | |
| CN201910696U (en) | Flywheel energy storage device | |
| CN205618272U (en) | Intake duct median septum structure | |
| CN202733340U (en) | Diesel engine flywheel housing | |
| CN202176378U (en) | Integrated variable nozzle ring of turbocharger | |
| CN203271847U (en) | Low-oil-consumption large-torque mall-displacement gasoline engine | |
| CN102242645B (en) | Integral variable nozzle ring of turbocharger | |
| CN102705119A (en) | Transmission and connection structure of electrical control high pressure common rail pump | |
| CN202970914U (en) | Valve plate type changeable air inlet channel system for intake manifold | |
| CN206246162U (en) | A kind of diesel engine cam axle construction | |
| CN205097928U (en) | Wheel hub hydraulic motor drive system | |
| CN201502413U (en) | Engine transmission mechanism with variable air valve timing gear | |
| CN102913330A (en) | Engine including intake air flow control assembly | |
| CN204041222U (en) | Vehicle exhaust turbosupercharger and vehicle | |
| CN202300636U (en) | Exhaust pipe outlet area self changing type turbocharging system | |
| CN201231674Y (en) | Automobile self-generating power device utilizing tail gas power |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130327 |
|
| CX01 | Expiry of patent term |