CN204113508U - A kind of automobile-used air inlet chimney and relevant vehicular engine and vehicle - Google Patents
A kind of automobile-used air inlet chimney and relevant vehicular engine and vehicle Download PDFInfo
- Publication number
- CN204113508U CN204113508U CN201420435359.7U CN201420435359U CN204113508U CN 204113508 U CN204113508 U CN 204113508U CN 201420435359 U CN201420435359 U CN 201420435359U CN 204113508 U CN204113508 U CN 204113508U
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- China
- Prior art keywords
- gas
- air inlet
- entered passageway
- inlet chimney
- housing
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- 239000012530 fluid Substances 0.000 claims abstract description 10
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 6
- 239000003570 air Substances 0.000 description 63
- 238000009825 accumulation Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- Exhaust Silencers (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
A kind of automobile-used air inlet chimney, comprises housing, and described housing comprises suction port and is positioned at described housing and one end is connected the gas-entered passageway of described suction port, and described suction port enters into described gas-entered passageway for suction gas from peripheral space; Described housing also comprises the resonant cavity being positioned at housing, and this resonant cavity is connected with described gas-entered passageway fluid.This novel gas inlet chimney can reduce noise, and is provided with collect cavity and can collects mixed aerial moisture.
Description
Technical field
The utility model relates to gas handling system, especially a kind of new vehicle air inlet chimney with anti-noise element and engine aspirating system.
Background technique
The structure of air inlet system for vehicle admission line generally includes the air inlet chimney, admission line, air filter (filter cleaner), admission line and the motor that connect successively.Wherein, air inlet chimney being normally arranged on headstock rear, for sucking the device of ambient air, being in automobile air inlet system foremost.
Vehicle motor is in intake process, and its gas handling system there will be noise problem.Prior art thinks that the reason that gas handling system there will be noise problem is: connect the admission line of air filter and motor owing to being directly connected with engine intake, therefore when intake valve periodically opening and closing time, the fluctuations of air pressure and density in this admission line must be caused, thus form air pertormance noise, namely what is often called inflow noise.To this, usually can connect all types of resonant cavity this section of admission line part, be again resonator or resonance box, such as helmholtz resonance chamber etc., make the air communication in the air of the part or all of volume flowrate in aspirating air pipe and resonant cavity.Thus, the air in resonant cavity and the air generation resonance in aspirating air pipe, absorb the acoustic energy that vibration produces, thus reduce various engine charge noise.
For the admission line before air filter, especially admission line air inlet chimney is foremost positioned at, owing to being provided with air filter between this section of admission line and engine intake, therefore it is generally acknowledged that it can not be subject to the impact of engine suction, so usually can not at this section design resonant cavity in prior art.But, still noise is had to produce at air inlet chimney place, and it is particularly remarkable in heavy duty vehicle, this is because air inlet chimney is when air-breathing, its inner formation low pressure, and the air outside suction port forms relatively high pressure, collides vibrations when high pressure draught flows to air inlet chimney by suction port in this air inlet chimney, thus formation noise, become an air inlet system for vehicle still an open question.
Summary of the invention
Based on this, be necessary the defect for above-mentioned prior art, provide a kind of air inlet chimney and relevant gas handling system and vehicle, for reducing the noise of gas handling system.
One of the purpose of this utility model, be to provide a kind of automobile-used air inlet chimney, comprise housing, described housing comprises suction port and gas-entered passageway, described gas-entered passageway is positioned at described housing and one end connects described suction port, and described suction port is used for suction gas from peripheral space and enters into described gas-entered passageway; Wherein, described housing also comprises resonant cavity, and this resonant cavity is connected with described gas-entered passageway fluid.Preferably, the housing that is formed in one of described housing.
Wherein in some embodiments, described housing comprises air outlet and collect cavity further, described air outlet connects the other end of described gas-entered passageway, described gas-entered passageway has corner, described collect cavity is arranged on the outside of described gas-entered passageway corner, and fluid is connected to described gas-entered passageway corner.
Preferably, described collect cavity is the cavity that described gas-entered passageway corner extends to form toward outer process.
Preferably, be connected by connecting passage between described gas-entered passageway with described resonant cavity.
Wherein in some embodiments, described housing also comprises the discharge opening of described collect cavity and ft connection and the stopper removably closing described discharge opening; Preferably, described stopper is threaded connection to be connected to described discharge opening, thus closes described discharge opening.
Another object of the present utility model is, providing package is containing the vehicular engine gas handling system of above-mentioned air inlet chimney.
The utility model object is also, providing package is containing the heavy duty vehicle of above-mentioned air inlet chimney.
Air inlet chimney provided by the utility model and gas handling system, comprise the resonant cavity being connected to gas-entered passageway, effectively can reduce the noise that air inlet system for vehicle sends in intake process, fill up the technological gap in this field.Gas-entered passageway resonant cavity is all arranged in air inlet chimney, reduces taking space.In addition, the collect cavity of gas-entered passageway, can air by time collect moisture in air, thus reduce the moisture entering motor and associated components, alleviate the infringement to parts such as motors, extend working life.
Accompanying drawing explanation
Fig. 1 is in an embodiment of the present utility model, the schematic perspective view of air inlet chimney structure.
Fig. 2 is in an embodiment of the present utility model, the Longitudinal cross section schematic of air inlet chimney structure.
Embodiment
In order to make the purpose of this utility model, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only for explaining the utility model, and be not used in restriction the utility model.
Fig. 1 and Fig. 2 is in an embodiment of the present utility model respectively, the schematic perspective view of air inlet chimney and the Longitudinal cross section schematic of air inlet chimney structure.Air inlet chimney shown in figure may be used for gas handling system, such as air inlet system for vehicle, especially the gas handling system of the heavy duty vehicle such as truck.
Air inlet chimney in embodiment shown in figure comprises housing 100, this housing 100 comprises suction port 111 and gas-entered passageway 110, this gas-entered passageway 110 is positioned at housing 100 inside and its one end connects suction port 111, and the gas of peripheral space is sucked in gas-entered passageway 110 by suction port 111.Wherein, be also provided with resonant cavity 120 in housing 100, this resonant cavity 120 is connected with gas-entered passageway 110 fluid, that is: the fluid in gas-entered passageway 110 resonant cavity 120 circulates mutually.Preferably, connecting passage 140 can be set, for connecting gas-entered passageway 110 resonant cavity 120.
Housing 100 can also comprise air outlet 111 and collect cavity 130.Described air outlet 111 connects on the other end of gas-entered passageway 110, and the gas entering air inlet chimney flows to connected suction tude by air outlet 111 and enters air filter again, then enters motor by suction tude.In addition, gas-entered passageway 110 can have the bending channel part of band, or claims corner 113, and can at this corner arranged outside collect cavity 130, and make this collect cavity 130 be connected with corner 113 fluid of this gas-entered passageway 110.Preferably, collect cavity 130 can be the cavity that described gas-entered passageway 110 corner 113 extends to form toward outer process.
Preferably, housing 100 can also comprise the discharge opening 131 be connected on collect cavity 130.This discharge opening 131 makes collect cavity 130 be connected with external environment condition fluid.The stopper 132 supporting with discharge opening 131 can be set, for removably closing discharge opening 131.Stopper 132 connects preferably by being threaded and closes discharge opening 131.
Housing 100 can be one-body molded, thus reduce gas handling system taking motor installing space.Air inlet chimney containing above-mentioned housing 100 can be applied to any vehicular engine gas handling system, but is particularly useful for heavy duty vehicle.
When motor is by gas handling system air inlet, air enters from the suction port 111 of air inlet chimney top, through the gas-entered passageway 110 of air inlet chimney inside, then leave from the air outlet 112 of air inlet chimney bottom and flow to connected suction tude and enter air filter again, then enter motor by suction tude.Because gas-entered passageway 110 is communicated with resonant cavity 120 fluid by connecting passage 140, therefore the air in gas-entered passageway 110 is also communicated with resonant cavity 120, eliminate or reduce the disorderly air-flow in gas-entered passageway 110, thus reduction high pressure draught collides the noise shaking and produce in gas-entered passageway 110.
Collect cavity 130 is arranged on the outside of corner 113, collect cavity 130 can pass through gas-entered passageway 110(especially by corner 113 at air) time, make the water droplet be blended in air inlet enter into collect cavity 130 by centrifugal force, thus collect the moisture in air.When being connected on discharge opening 131, it is closed by stopper 132, moisture accumulation is in collect cavity 130; When taking off stopper 132, in collect cavity 130, the water of accumulation can be discharged by discharge opening 131.In the embodiment being provided with collect cavity 130, the moisture in air leaving air inlet chimney reduces, and the moisture therefore entering motor and associated components also reduces, thus alleviates the infringement to parts such as motors, extends working life.In addition, corner 113 also add the effective length of gas-entered passageway 110, is conducive to the gas flow modulation in gas handling system.
In one embodiment, the utility model also provides the gas handling system containing the air inlet chimney described in any one embodiment above-mentioned, in particular for the gas handling system in heavy duty vehicle.
Above embodiment only have expressed several mode of execution of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (9)
1. an automobile-used air inlet chimney, comprising:
Housing (100), described housing (100) comprises suction port (111) and gas-entered passageway (110), described gas-entered passageway (110) is positioned at described housing (100) and one end connects described suction port (111), and described suction port (111) enters into described gas-entered passageway (110) for suction gas from peripheral space;
It is characterized in that, described housing (100) also comprises resonant cavity (120), and this resonant cavity (120) is connected with described gas-entered passageway (110) fluid.
2. air inlet chimney according to claim 1, is characterized in that, described housing (100) comprises further:
Air outlet (111), described air outlet (111) connect the other end of described gas-entered passageway (110), and wherein, described gas-entered passageway (110) has corner (113);
Collect cavity (130), described collect cavity (130) is arranged on the outside of described gas-entered passageway (110) corner (113), and fluid is connected to described gas-entered passageway (110) corner (113).
3. air inlet chimney according to claim 2, is characterized in that, described housing (100) comprises further by the discharge opening (131) of described collect cavity (130) with ft connection and the stopper (132) of removably closed described discharge opening (131).
4. air inlet chimney according to claim 3, is characterized in that, described stopper (132) is threaded connection to be connected to described discharge opening (131), thus closes described discharge opening (131).
5. air inlet chimney according to claim 2, is characterized in that, the cavity that described collect cavity (130) extends to form toward outer process for described gas-entered passageway (110) corner (113).
6. air inlet chimney according to claim 1, is characterized in that, is connected between described gas-entered passageway (110) with described resonant cavity (120) by connecting passage (140).
7. the air inlet chimney according to any one of claim 1-6, is characterized in that, the housing (100) that described housing (100) is formed in one.
8. comprise the vehicular engine gas handling system of the air inlet chimney according to any one of claim 1-6.
9. comprise the vehicle of the air inlet chimney according to any one of claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420435359.7U CN204113508U (en) | 2014-08-04 | 2014-08-04 | A kind of automobile-used air inlet chimney and relevant vehicular engine and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420435359.7U CN204113508U (en) | 2014-08-04 | 2014-08-04 | A kind of automobile-used air inlet chimney and relevant vehicular engine and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204113508U true CN204113508U (en) | 2015-01-21 |
Family
ID=52330825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420435359.7U Active CN204113508U (en) | 2014-08-04 | 2014-08-04 | A kind of automobile-used air inlet chimney and relevant vehicular engine and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204113508U (en) |
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2014
- 2014-08-04 CN CN201420435359.7U patent/CN204113508U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |