CN104265403A - Air filter for vehicles - Google Patents
Air filter for vehicles Download PDFInfo
- Publication number
- CN104265403A CN104265403A CN201410512551.6A CN201410512551A CN104265403A CN 104265403 A CN104265403 A CN 104265403A CN 201410512551 A CN201410512551 A CN 201410512551A CN 104265403 A CN104265403 A CN 104265403A
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- China
- Prior art keywords
- air
- section
- isolation structure
- arc section
- strainer
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/02—Air cleaners
- F02M35/024—Air cleaners using filters, e.g. moistened
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/08—Separating lubricant from air or fuel-air mixture before entry into cylinder
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses an air filter for vehicles. The air filter comprises a casing, a separation structure and a flow blocking structure. A filter element is arranged in the casing and separates the casing into an air inlet side casing portion and an air exhausting side casing portion, the air inlet side casing portion is provided with an air inlet, and the air exhausting side casing portion is provided with an air exhausting port. The separation structure is arranged on the side wall of the air exhausting side casing portion and located in the air exhausting side casing portion. The separation structure is provided with an oil gas connector suitable to be connected with a crankshaft ventilation box, and one side of the separation structure facing the filter element is opened. The flow blocking structure is arranged in the separation structure so as to lead oil gas mixtures entering the separation structure to generate eddy currents. According to the air filter for the vehicles, the oil gas mixtures with a certain pressure in the crankshaft ventilation box is prevented from damaging the gas current flow field in the air exhausting side casing portion, pollution of the oil gas mixtures on a sensor disposed in the air filter is reduced, the phenomenon of car deposition and scratching in a cylinder is changed, and the service life of the engine is prolonged.
Description
Technical field
The present invention relates to technical field of vehicle, particularly a kind of air-strainer for vehicle.
Background technique
In order to the fuel-air mixture in bent axle ventilated box is discharged, reduce the pressure in bent axle ventilated box and reduce fuel-air mixture to the infringement of bent axle ventilated box inner engine oil, need to carry out bent axle ventilated box to ventilate, in correlation technique, bent axle ventilated box is connected with the exhaust side housing section of air-strainer, fuel-air mixture is directly discharged in exhaust side housing section, the flow field entering into the air formation in exhaust side housing section through filter core can be destroyed, intake resistance is caused to increase, engine charging efficiency reduces, and directly affects fuel economy and the power character of motor.
In addition, fuel-air mixture enters into air-strainer, the flow transducer (or temperature transducer) on meeting contaminated air filter cleaner.Fuel-air mixture enters in motor along with fresh air, again burns, and easily causes gas fuel burning in motor insufficient, carbon residue in the cylinder, scuffing, reduces the working life of motor.
Summary of the invention
In view of this, the present invention is intended to propose a kind of air-strainer for vehicle, this air-strainer being used for vehicle can improve the situation destroying the gas flowfield in exhaust side housing section in bent axle ventilated box with the fuel-air mixture of certain pressure at least to a certain extent, reduce fuel-air mixture to the pollution of the sensor in air-strainer, and improve the phenomenon of carbon residue in the cylinder, scuffing, extend the working life of motor.
For achieving the above object, technological scheme of the present invention is achieved in that
For the air-strainer of vehicle, comprise: housing, be provided with filter core in described housing, described housing is isolated into air inlet side housing section and exhaust side housing section by described filter core, and described air inlet side housing section has suction port and described exhaust side housing section has relief opening; Isolation structure, the sidewall that described isolation structure is arranged on described exhaust side housing section is positioned at the inside of described exhaust side housing section, described isolation structure has the oil gas interface being suitable for being connected with the bent axle ventilated box of motor, and the side towards described filter core of described isolation structure is opened wide; And baffle structure, described baffle vibrational power flow in described isolation structure to enable the fuel-air mixture entered in described isolation structure produce eddy current.
Further, described isolation structure comprises: isolated side wall, and the two ends of described isolated side wall are separately positioned on the sidewall of described exhaust side housing section, and described isolated side wall comprises the first flat segments, at least one section of arc section and the second flat segments that are connected in turn; And isolation roof, described isolation roof closes the side away from described filter core of described isolated side wall.
Further, described in described oil gas interface distance, the distance of the first flat segments is greater than the distance of the second flat segments described in described oil gas interface distance, described at least one section of arc section comprises the first arc section and the second arc section, described first arc section is connected with described first flat segments and described second arc section is connected with described second flat segments, described second arc section is towards the interior curve of described isolation structure, and described first arc section bends towards the direction of the inside away from described isolation structure.
Further, described first arc section is identical with the radius of curvature of described second arc section.
Further, described baffle structure comprises: the first flow-stopping plate, and with the position of the same side, two ends of described isolated side wall on the sidewall that one end of described first flow-stopping plate is fixed on described exhaust side housing section, the described first flow-stopping plate the other end is free end.
Further, described first flow-stopping plate and described second flat segments be arranged in parallel.
Further, the free end of described first flow-stopping plate is also provided with the end plate being orthogonal to described first flow-stopping plate.
Further, described baffle structure comprises further: the second flow-stopping plate, and one end of described second flow-stopping plate is arranged on described at least one section of arc section, and the other end of described second flow-stopping plate is free end and is oppositely arranged with described first flow-stopping plate.
Further, the air-strainer for vehicle also comprises: strengthen structure, described reinforcement vibrational power flow is on the outer side surface of described at least one section of arc section.
Further, described at least one section of arc section apart from described isolated side wall two ends the maximum distance of sidewall fixed be 25mm-35mm, the radius of curvature of described arc section is 5mm-15mm, the distance at the two ends of described isolated side wall is 35mm-45mm, the angle of the center line of described second flat segments and described oil gas interface is 30 °-40 °, and described isolation structure is 2mm-8mm apart from the distance of described filter core.
Relative to prior art, the air-strainer for vehicle of the present invention has following advantage:
Air-strainer for vehicle of the present invention, by arranging isolation structure and baffle structure in the shell construction of contiguous oil gas interface, fuel-air mixture in bent axle ventilated box directly can not be entered in exhaust side housing section, avoid in bent axle ventilated box and directly rush in the fuel-air mixture of certain pressure the gas flowfield destroyed in exhaust side housing section in exhaust side housing section.And due to fuel-air mixture can only from isolation structure towards filter core open wide opening enter in exhaust side housing section, reduce the pollution of fuel-air mixture to the sensor in air-strainer.
In addition, part fuel-air mixture is entering into the process of exhaust side housing section by isolation structure, reason due to temperature and centrifugal force is condensed into oil droplet and is attached on the inwall of isolation structure and baffle structure, decrease the interior oil of fuel-air mixture (such as, gasoline and/or lubricant oil) shared by ratio, further reduce the pollution of fuel-air mixture to air-strainer, and make the air of discharging in air-strainer relatively pure, and then make the oil firing in cylinder abundant, improve carbon residue in the cylinder, the phenomenon scratched, extend the working life of motor.
And when bent axle ventilated box internal pressure is lower, the fresh air in exhaust side housing section can enter in bent axle ventilated box by isolation structure and oil gas interface, ensure that the gas in bent axle ventilated box is sufficient, realize single channel bidirectional circulation.
Accompanying drawing explanation
Fig. 1 is the generalized section of the air-strainer according to the embodiment of the present invention;
Fig. 2 is the close-up schematic view that Fig. 1 circle shows A;
Fig. 3 is the schematic diagram in a direction of air-strainer according to the embodiment of the present invention;
Fig. 4 is the schematic diagram in another direction of air-strainer according to the embodiment of the present invention;
Fig. 5 is the schematic diagram in the flow field of fuel-air mixture in the isolation structure according to the embodiment of the present invention;
Fig. 6 is the schematic diagram in the flow field of fuel-air mixture in the isolation structure according to the embodiment of the present invention;
Fig. 7 is the schematic diagram of the gas flowfield according to the close isolation structure in the exhaust side housing section of the embodiment of the present invention.
Description of reference numerals: air-strainer 100, isolation structure 2, baffle structure 3, strengthen structure 4, filter core 11, exhaust side housing section 13, relief opening 101, isolated side wall 21, isolation roof 22, first flat segments 211, first arc section 212, second arc section 213, second flat segments 214, oil gas interface 201, first flow-stopping plate 31, second flow-stopping plate 32, end plate 33.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can be combined with each other.
Referring to Fig. 1-Fig. 7, the air-strainer 100 for vehicle according to the embodiment of the present invention is described in detail.
According to the air-strainer 100 for vehicle of the embodiment of the present invention, can comprise: housing, isolation structure 2 and baffle structure 3.
Wherein, as shown in Figure 4 and Figure 6, be provided with filter core 11 in housing, housing is isolated into air inlet side housing section and exhaust side housing section 13 by filter core 11, and air inlet side housing section has suction port, and exhaust side housing section 13 has relief opening 101.
That is, air can enter in air inlet side housing section by suction port, then the filtration through filter core 11 enters in exhaust side housing section 13, air after filtration can be discharged in air-strainer 100 by relief opening 101, and can enter into each cylinder participation burning by intermediate duct such as intake manifold.
As Fig. 1 and shown in composition graphs 2 and Fig. 5, the sidewall that isolation structure 2 is arranged on exhaust side housing section 13 is positioned at the inside of exhaust side housing section 13, and in other words, isolation structure 2 is arranged on the internal face of the sidewall of exhaust side housing section 13.
As shown in Figure 2 and Figure 5, isolation structure 2 has the oil gas interface 201 being suitable for being connected with the bent axle ventilated box of motor, and the side towards filter core 11 of isolation structure 2 is opened wide.
In other words, fuel-air mixture in bent axle ventilated box can enter in isolation structure 2 by oil gas interface 201, then enter in exhaust side housing section 13 from the opening unlimited towards filter core 11 of isolation structure 2, and when bent axle ventilated box internal pressure is lower, fresh air in exhaust side housing section 13 can enter in bent axle ventilated box by isolation structure 2 and oil gas interface 201, ensures that the gas in bent axle ventilated box is sufficient.
What deserves to be explained is, as shown in Figure 1, Figure 2 and Figure 7, in concrete example of the present invention, relief opening 101 is two, and isolation structure 2 is between two relief openings 101, but the present invention is not limited to this, and such as relief opening 101 can also be one.
With reference to shown in Fig. 2 and Fig. 5, baffle structure 3 is arranged in isolation structure 2 to enable the fuel-air mixture entered in isolation structure 2 produce eddy current.
Be described in detail according to the isolation structure 2 of the embodiment of the present invention and the working principle of baffle structure 3 below in conjunction with Fig. 2, Fig. 5 and Fig. 6.
As shown in Figure 2, Figure 5 and Figure 6, by arranging isolation structure 2 in exhaust side housing section 13, and oil gas interface 201 is communicated with isolation structure 2 inner space, fuel-air mixture thus in bent axle ventilated box can not directly enter in exhaust side housing section 13, and it is inner to need to be introduced into isolation structure 2, enter in exhaust side housing section 13 from isolation structure 2 inside again, thus effectively prevent in bent axle ventilated box and directly rush in the fuel-air mixture of certain pressure the gas flowfield destroyed in exhaust side housing section 13 in exhaust side housing section 13.
In addition, in isolation structure 2, be provided with baffle structure 3, the fuel-air mixture gone out in bent axle ventilated box can be made in isolation structure 2 to form eddy current.With reference to shown in Fig. 5, a part of fuel-air mixture forms eddy current on the right side of baffle structure 3, and a part of fuel-air mixture forms eddy current in the left side of baffle structure 3, finally all enters in exhaust side housing section 13 from the opening unlimited towards filter core 11 of isolation structure 2.Thus, the contaminated area of fuel-air mixture to air-strainer 100 is decreased.
Wherein, enter into the process of exhaust side housing section 13 at fuel-air mixture by isolation structure 2, due to the change of centrifugal force and temperature, the condensation of part fuel-air mixture forms oil droplet and is attached on the inwall of isolation structure 2 and baffle structure 3.Thus, decrease the interior oil of fuel-air mixture (such as, not clean-burning gasoline and/or lubricant oil) shared by ratio, further reduce the pollution of fuel-air mixture to air-strainer 100, and make the air of discharge in air-strainer 100 relatively pure, and then make the oil firing in cylinder abundant, improve the phenomenon of carbon residue in the cylinder, scuffing, extend the working life of motor.
In addition, being bonded in oil droplet on isolation structure 2 can wash when more renew cartridge 11, convenient recycling.
In some embodiments of the invention, as shown in Figure 2 and Figure 6, isolation structure 2 can comprise isolated side wall 21 and isolation roof 22.
Wherein, as shown in Figure 2, the two ends of isolated side wall 21 are separately positioned on the sidewall of exhaust side housing section 13, isolated side wall 21 comprises the first flat segments 211 (namely as being positioned at the straight portion on the left of isolated side wall 21 in Fig. 2) be connected in turn, at least one section of arc section (such as, the first arc section 212 and the second arc section 213) and the second flat segments 214 (namely as being positioned at the straight portion on the right side of isolated side wall 21 in Fig. 2).Isolation roof 22 closes the side away from filter core 11 of isolated side wall 21.
In other words, the isolation structure 2 that isolated side wall 21 forms with isolation roof 22 defines a relative airtight space, and the side only towards filter core 11 is opened wide to form opening.Like this, the fuel-air mixture entered in bent axle ventilated box in isolation structure 2 can only enter in exhaust side housing section 13 from the opening unlimited towards filter core 11 of isolation structure 2.Thus, the contaminated area of fuel-air mixture to air-strainer 100 is decreased.
In concrete examples more of the present invention, as shown in Figure 2 and Figure 5, oil gas interface 201 is greater than the distance of oil gas interface 201 apart from the second flat segments 214 apart from the distance of the first flat segments 211.That is, in bent axle ventilated box, first fuel-air mixture enters into the rightward space of isolation structure 2 by oil gas interface 201, then enters into the leftward space of isolation structure 2, finally enters in exhaust side housing section 13 from the opening opened wide towards filter core 11.
In concrete examples more of the present invention, with reference to shown in Fig. 2 and Fig. 5, at least one section of arc section comprises the first arc section 212 and the second arc section 213, first arc section 212 is connected with the first flat segments 211, second arc section 213 is connected with the second flat segments 214, second arc section 213 is towards the interior curve of isolation structure 2, and the first arc section 212 bends towards the direction of the inside away from isolation structure 2.
Further, between the first flat segments 211 and the first arc section 212, between the first arc section 212 and the second arc section 213, all seamlessly transit between the second arc section 213 and the second flat segments 214.
Thus, fuel-air mixture is flowed more glibly in isolation structure 2, and fuel-air mixture form eddy current more easily.
Preferably, the first arc section 212 is identical with the radius of curvature of the second arc section 213.Thus, make the easy processing of isolation structure 2, and then improve the manufacturing efficiency of air-strainer 100.
In some embodiments of the invention, baffle structure 3 can comprise the first flow-stopping plate 31 and the second flow-stopping plate 32.
Wherein, as shown in Figure 2 and Figure 5, with the position of the same side, two ends of isolated side wall 21 on the sidewall that one end of the first flow-stopping plate 31 is fixed on exhaust side housing section 13, first flow-stopping plate 31 the other end is free end.That is, one end of the first flow-stopping plate 31 and the two ends of isolated side wall 21 are fixed on same sidewall.
That is, with reference to shown in Fig. 2 and Fig. 5, first flow-stopping plate 31 is not that the space complete parttion limited by isolation structure 2 becomes two airtight in the lateral direction spaces, but the top in two spaces, left and right communicates with each other, the part fuel-air mixture in such rightward space can enter in leftward space.
Further, as shown in Figure 2 and Figure 5, the first flow-stopping plate 31 and the second flat segments 214 be arranged in parallel.Thus, the fuel-air mixture entered in leftward space can utilize the centrifugal force of eddy current to carry out Oil-gas Separation further, reduces the ratio in fuel-air mixture shared by oil further.
Further, with reference to shown in Fig. 2 and Fig. 5, the free end of the first flow-stopping plate 31 is also provided with the end plate 33 of just giving first gear stream plate 31.Thus, add venturi effect, and then the effect of Oil-gas Separation is further strengthened.
In some embodiments of invention, as Fig. 2 and Tu as shown in Figure 5, one end that baffle structure 3 comprises the second flow-stopping plate 32, second flow-stopping plate 32 is further arranged at least one section of arc section, preferably, one end of the second flow-stopping plate 32 is arranged on the first arc section 212.
As shown in Figure 2 and Figure 5, the other end of the second flow-stopping plate 32 is free end and is oppositely arranged with the first flow-stopping plate 31.Thus, further increase venturi effect, the effect of Oil-gas Separation is strengthened.
Further, as shown in Figure 2 and Figure 5, can also comprise according to the air-strainer 100 of the embodiment of the present invention and strengthen structure 4, strengthen structure 4 and be arranged on the outer side surface of at least one section of arc section.Thus, improve the intensity of isolation structure 2, and then add the working life of air-strainer 100.
In this example, with reference to shown in Fig. 2 and Fig. 5, strengthening structure 4 is arranged on the outer side surface of the first arc section 212, and strengthen structure 4 and be configured to rib strip shaped, and be arranged in straight line with the second flow-stopping plate 32, but this is a kind of concrete mode of execution in the embodiment of the present invention, can not become the concrete restriction done the present invention.Such as, strengthen structure 4 also can be arranged on the outer side surface of the second arc section 213.
In some embodiments of the invention, as shown in Figure 2 and Figure 5, the two ends of at least one section of arc section isolation by distance sidewall 21 the maximum distance of sidewall fixed be 25mm-35mm, such as, in certain embodiments, the two ends of at least one section of arc section isolation by distance sidewall 21 the maximum distance of sidewall fixed be 25mm, in further embodiments, the two ends of at least one section of arc section isolation by distance sidewall 21 the maximum distance of sidewall fixed be 35mm.The radius of curvature of circular arc is 5mm-15mm, and in certain embodiments, the radius of curvature of circular arc is 5mm, and in further embodiments, the radius of curvature of circular arc is 15mm.The distance at the two ends of isolated side wall 21 is 35mm-45mm, and in certain embodiments, the distance at the two ends of isolated side wall 21 is 35mm, and in further embodiments, the distance at the two ends of isolated side wall 21 is 45mm.Second flat segments 214 is 30 °-40 ° with the angle of the center line of oil gas interface 201, in certain embodiments, second flat segments 214 is 30 ° with the angle of the center line of oil gas interface 201, and in further embodiments, the second flat segments 214 is 40 ° with the angle of the center line of oil gas interface 201.Isolation structure 2 is 2mm-8mm apart from the distance of filter core 11, and in certain embodiments, isolation structure 2 is 2mm apart from the distance of filter core 11, and in further embodiments, isolation structure 2 is 8mm apart from the distance of filter core 11.
In further embodiment of the present invention, as shown in Figure 2, the two ends of two sections of arc section isolation by distance sidewalls 21 the maximum distance of sidewall fixed be 28mm-32mm, such as, in certain embodiments, the two ends of at least one section of arc section isolation by distance sidewall 21 the maximum distance of sidewall fixed be 28mm, in further embodiments, the two ends of at least one section of arc section isolation by distance sidewall 21 the maximum distance of sidewall fixed be 32mm, preferably, at least one section of arc section isolation by distance sidewall 21 two ends the maximum distance of sidewall fixed be 30mm.The radius of curvature of two circular arcs is 8mm-12mm, and in certain embodiments, the radius of curvature of circular arc is 8mm, and in further embodiments, the radius of curvature of circular arc is 12mm, and preferably, the radius of curvature of circular arc is 10mm.The distance at the two ends of isolated side wall 21 is 38mm-42mm, and in certain embodiments, the distance at the two ends of isolated side wall 21 is 38mm, in further embodiments, the distance at the two ends of isolated side wall 21 is 42mm, and preferably, the distance at the two ends of isolated side wall 21 is 40mm.Second flat segments 214 is 34 °-38 ° with the angle of the center line of oil gas interface 201, in certain embodiments, second flat segments 214 is 34 ° with the angle of the center line of oil gas interface 201, in further embodiments, second flat segments 214 is 38 ° with the angle of the center line of oil gas interface 201, preferably, the second flat segments 214 is 36 ° with the angle of the center line of oil gas interface 201.Isolation structure 2 is 4mm-6mm apart from the distance of filter core 11, in certain embodiments, isolation structure 2 is 4mm apart from the distance of filter core 11, and isolation structure 2 is 6mm apart from the distance of filter core 11 in further embodiments, preferably, isolation structure 2 is 5mm apart from the distance of filter core 11.
The foregoing is only preferred embodiment of the present invention, be not limited to the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the air-strainer for vehicle (100), is characterized in that, comprising:
Housing, filter core (11) is provided with in described housing, described housing is isolated into air inlet side housing section and exhaust side housing section (13) by described filter core (11), and described air inlet side housing section has suction port and described exhaust side housing section (13) has relief opening (101);
Isolation structure (2), the sidewall that described isolation structure (2) is arranged on described exhaust side housing section (13) is positioned at the inside of described exhaust side housing section (13), described isolation structure (2) has the oil gas interface (201) being suitable for being connected with the bent axle ventilated box of motor, and the side towards described filter core (11) of described isolation structure (2) is opened wide; And
Baffle structure (3), described baffle structure (3) is arranged in described isolation structure (2) to enable the fuel-air mixture entered in described isolation structure (2) produce eddy current.
2. the air-strainer for vehicle according to claim 1 (100), is characterized in that, described isolation structure (2) comprising:
Isolated side wall (21), the two ends of described isolated side wall (21) are separately positioned on the sidewall of described exhaust side housing section (13), and described isolated side wall (21) comprises the first flat segments (211), at least one section of arc section and the second flat segments (214) that are connected in turn; And
Isolation roof (22), described isolation roof (22) closes the side away from described filter core (11) of described isolated side wall (21).
3. the air-strainer for vehicle according to claim 2 (100), it is characterized in that, described oil gas interface (201) is greater than the distance of described oil gas interface (201) apart from described second flat segments (214) apart from the distance of described first flat segments (211), described at least one section of arc section comprises the first arc section (212) and the second arc section (213), described first arc section (212) is connected with described first flat segments (211) and described second arc section (213) is connected with described second flat segments (214), described second arc section (213) is towards the interior curve of described isolation structure (2), described first arc section (212) bends towards the direction of the inside away from described isolation structure (2).
4. the air-strainer for vehicle according to claim 3 (100), is characterized in that, described first arc section (212) is identical with the radius of curvature of described second arc section (213).
5. the air-strainer for vehicle according to claim 2 (100), is characterized in that, described baffle structure (3) comprising:
First flow-stopping plate (31), with the position of the same side, two ends of described isolated side wall (21) on the sidewall that one end of described first flow-stopping plate (31) is fixed on described exhaust side housing section (13), described first flow-stopping plate (31) the other end is free end.
6. the air-strainer for vehicle according to claim 5 (100), is characterized in that, described first flow-stopping plate (31) and described second flat segments (214) be arranged in parallel.
7. the air-strainer for vehicle according to claim 5 (100), it is characterized in that, the free end of described first flow-stopping plate (31) is also provided with the end plate (33) being orthogonal to described first flow-stopping plate (31).
8. the air-strainer for vehicle according to claim 5 (100), it is characterized in that, described baffle structure (3) comprises further: the second flow-stopping plate (32), one end of described second flow-stopping plate (32) is arranged on described at least one section of arc section, and the other end of described second flow-stopping plate (32) is free end and is oppositely arranged with described first flow-stopping plate (31).
9. the air-strainer for vehicle according to claim 8 (100), is characterized in that, also comprise: strengthen structure (4), described reinforcement structure (4) is arranged on the outer side surface of described at least one section of arc section.
10. the air-strainer for vehicle according to claim 5 (100), it is characterized in that, described at least one section of arc section apart from described isolated side wall (21) two ends the maximum distance of sidewall fixed be 25mm-35mm, the radius of curvature of described arc section is 5mm-15mm, the distance at the two ends of described isolated side wall (21) is 35mm-45mm, described second flat segments (214) is 30 °-40 ° with the angle of the center line of described oil gas interface (201), described isolation structure (2) is 2mm-8mm apart from the distance of described filter core (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410512551.6A CN104265403B (en) | 2014-09-29 | 2014-09-29 | Air filter for vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410512551.6A CN104265403B (en) | 2014-09-29 | 2014-09-29 | Air filter for vehicles |
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| Publication Number | Publication Date |
|---|---|
| CN104265403A true CN104265403A (en) | 2015-01-07 |
| CN104265403B CN104265403B (en) | 2017-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410512551.6A Active CN104265403B (en) | 2014-09-29 | 2014-09-29 | Air filter for vehicles |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111556781A (en) * | 2017-12-06 | 2020-08-18 | 康明斯滤清***知识产权公司 | Crankcase ventilation system with vortex breaker reducing tangential outflow fluid pressure drop |
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|---|---|---|---|---|
| CN111556781A (en) * | 2017-12-06 | 2020-08-18 | 康明斯滤清***知识产权公司 | Crankcase ventilation system with vortex breaker reducing tangential outflow fluid pressure drop |
| CN111556781B (en) * | 2017-12-06 | 2022-03-29 | 康明斯滤清***知识产权公司 | Crankcase ventilation system with vortex breaker reducing tangential outflow fluid pressure drop |
| US11619152B2 (en) | 2017-12-06 | 2023-04-04 | Cummins Filtration Ip, Inc. | Crankcase ventilation systems having a swirl breaker to reduce pressure drop in tangentially exiting fluids |
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| CN104265403B (en) | 2017-02-15 |
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