CN105564222B - The inlet duct of internal combustion engine - Google Patents
The inlet duct of internal combustion engine Download PDFInfo
- Publication number
- CN105564222B CN105564222B CN201510731797.7A CN201510731797A CN105564222B CN 105564222 B CN105564222 B CN 105564222B CN 201510731797 A CN201510731797 A CN 201510731797A CN 105564222 B CN105564222 B CN 105564222B
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- mentioned
- air
- vehicle
- inlet duct
- side wall
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Classifications
-
- 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
- F02M35/10—Air intakes; Induction systems
- F02M35/10006—Air intakes; Induction systems characterised by the position of elements of the air intake system in direction of the air intake flow, i.e. between ambient air inlet and supply to the combustion chamber
- F02M35/10013—Means upstream of the air filter; Connection to the ambient air
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K13/00—Arrangement in connection with combustion air intake or gas exhaust of propulsion units
- B60K13/02—Arrangement in connection with combustion air intake or gas exhaust of propulsion units concerning intake
-
- 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
- F02M35/022—Air cleaners acting by gravity, by centrifugal, or by other inertial forces, e.g. with moistened walls
- F02M35/0226—Air cleaners acting by gravity, by centrifugal, or by other inertial forces, e.g. with moistened walls by gravity or by mass inertia, e.g. labyrinths, deflectors
-
- 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
- F02M35/04—Air cleaners specially arranged with respect to engine, to intake system or specially adapted to vehicle; Mounting thereon ; Combinations with other devices
- F02M35/048—Arranging or mounting on or with respect to engines or vehicle bodies
-
- 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
- F02M35/16—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines characterised by use in vehicles
- F02M35/161—Arrangement of the air intake system in the engine compartment, e.g. with respect to the bonnet or the vehicle front face
-
- 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
- F02M35/10—Air intakes; Induction systems
- F02M35/10091—Air intakes; Induction systems characterised by details of intake ducts: shapes; connections; arrangements
- F02M35/10137—Flexible ducts, e.g. bellows or hoses
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
Abstract
A kind of inlet duct of internal combustion engine is provided, foreign matter can be removed and only direct the air into air cleaner by it, can prevent air cleaner from blocking.The admission line (15) of inlet duct (30) includes：Upper wall (25) and bottom wall (26), it is relative on the above-below direction of vehicle (1)；Side wall (27), it is connected to upper wall (25) and bottom wall (26) in overall width direction left, formed with air conveying end (18)；And side wall (28), it is connected to upper wall (25) and bottom wall (26) in overall width direction right, side wall (27) has an inclined plane (27A), and inclined plane (27A) is formed as more forwards extending from the leading section of air conveying end (18) (18a) and more remote from side wall (28).
Description
Technical field
The present invention relates to the inlet duct of internal combustion engine, more particularly, it relates to direct the air into sky after removing foreign matter from air
The inlet duct of the internal combustion engine of air cleaner.
Background technology
In the vehicles such as automobile, the traveling wind containing foreign matters such as snowy, dust is possible to can be by admission line invading air
Cleaner, and cause the blocking of air cleaner, therefore, it is necessary to foreign matter is discharged from traveling wind.
As existing this inlet duct, it is known that following inlet duct (for example, referring to patent document 1)：It is by air inlet
Pipeline is disposed in the top of upper member, and admission line possesses to vehicle front in the leading section of vehicle fore-and-aft direction and rearward end to be opened
The air taking mouth of mouth and the foreign matter outlet to engine room inner opening, will take between air taking mouth and foreign matter outlet
The air conveying end for going out to give the air of air cleaner is formed at admission line.
Prior art literature
Patent document
Patent document 1：JP 2011-213328 publications
The content of the invention
Problems to be solved by the invention
In the inlet duct of this existing internal combustion engine, because the traveling wind containing foreign matter is certain speed, and row
The flowing of sailing is certain orientation, and therefore, traveling wind is possible to float to air conveying end.
In addition, it by the flowing angle for changing the traveling wind flowed in admission line nor make traveling wind remote
The structure of foreign matter invading air conveying end is prevented from air conveying end.Thus, foreign matter is possible to invade sky from air conveying end
Air cleaner, it is possible to causing the blocking of air cleaner.
The present invention is conceived to the problem of above-mentioned such and completed, its object is to, there is provided a kind of air inlet of internal combustion engine
Device, foreign matter can be removed and only direct the air into air cleaner by it, can prevent air cleaner from blocking.
The solution used to solve the problem
The present invention is the inlet duct of internal combustion engine, is possessed：Admission line, its have air taking mouth, foreign matter outlet and
Air conveying end, to the front openings of vehicle fore-and-aft direction, foreign matter outlet sets air taking mouth compared with air taking mouth
Rear on vehicle fore-and-aft direction, air conveying end are arranged between air taking mouth and foreign matter outlet；Inlet duct, its
With the intake channel connected with air conveying end, one end is assemblied in admission line；And air cleaner, its be assemblied in into
The other end of mouth pipeline, the air that purification is imported by the intake channel of inlet duct, wherein, admission line includes：Upper wall
And bottom wall, it is located at relative position on vehicle above-below direction；1st side wall, it is and wide in vehicle formed with air conveying end
The end of degree direction side is connected to upper wall and bottom wall；And the 2nd side wall, its be connected to upper wall and bottom wall in vehicle width side
To the end of opposite side, before there is the 1st side wall inclined plane, inclined plane to be formed as from the vehicle fore-and-aft direction of air conveying end
End more on the fore-and-aft direction of vehicle front extension and it is more remote from the 2nd side wall.
Invention effect
According to the present invention, the 1st side wall of admission line has inclined plane, and inclined plane is formed as the vehicle from air conveying end
Leading section on fore-and-aft direction more to the front extension on vehicle fore-and-aft direction and it is more remote from the 2nd side wall.
Thereby, it is possible to the flowing for the traveling wind for making to be taken into from air taking mouth to turn into：Along the 2nd side wall to the rear of vehicle
The flowing of 1st traveling wind of flowing；And the 2nd traveling wind that is flowed towards the rear ramp of vehicle of inclination along the 1st side wall
Flowing.
The traveling wind containing foreign matter is set to be taken out away from air therefore, it is possible to make the 1st traveling wind be collided with the 2nd traveling wind
Mouth, it can prevent from being mixed into the traveling wind invading air conveying end of foreign matter.
In addition, by colliding the 1st traveling wind and the 2nd traveling wind, can make near air conveying end containing
The flow velocity of the traveling wind of foreign matter is accelerated, and the fast traveling wind of flow velocity can be utilized to discharge foreign matter from foreign matter outlet.
As a result, the air after removing foreign matter only can be imported into air-filtering from air conveying end by inlet duct
Device, it can prevent air cleaner from blocking.
Brief description of the drawings
Fig. 1 is the figure of an embodiment of the inlet duct for showing the internal combustion engine of the present invention, is the top view of front part of vehicle.
Fig. 2 is the figure of an embodiment of the inlet duct for showing the internal combustion engine of the present invention, is the side view of front part of vehicle.
Fig. 3 is the figure of an embodiment of the inlet duct for showing the internal combustion engine of the present invention, is the front view of front part of vehicle.
Fig. 4 is the figure of an embodiment of the inlet duct for showing the internal combustion engine of the present invention, is Fig. 1 admission line
IV-IV directions to regarding sectional view.
Fig. 5 is the figure of an embodiment of the inlet duct for showing the internal combustion engine of the present invention, is the V- of Fig. 2 admission line
V directions to regarding sectional view.
Description of reference numerals
1... vehicle, 6... engines (internal combustion engine), 15... admission lines, (admission line enters 15A... intake channels
Gas path), 16... air taking mouth, the air taking mouth of 16A... the 1st, the air taking mouth of 16B... the 2nd, the discharge of 17... foreign matters
Mouthful, 18... air conveying ends, 18a... leading sections (leading section of air conveying end), 18b... rearward ends be (air conveying end
Rearward end), 19... inlet ducts, 19A... intake channels (intake channel of inlet duct), 19a... one ends, 19b...
The other end, 20... air cleaners, 25... upper walls, 26... bottom walls, 27... side walls (the 1st side wall), 27A... inclined planes,
27a... rearward ends (the 1st side wall), 27b... leading sections (leading section of the 1st side wall), 28... side walls (the 2nd side wall), 30...
Inlet duct, the virtual planes of 91... the 1st, 92... cross parts, the virtual planes of 93... the 2nd, the 94... duct widths (width of vehicle
Spend on direction from air conveying end to the duct width of the 2nd side wall), 95... duct widths are (from air on the width of vehicle
Duct width of the fore-and-aft direction leading section of the vehicle of conveying end to the fore-and-aft direction leading section of the vehicle of the 1st side wall)
Embodiment
Hereinafter, the embodiment of the inlet duct of internal combustion engine involved in the present invention is illustrated using accompanying drawing.
Fig. 1~Fig. 5 is the figure of the inlet duct for the internal combustion engine for showing an embodiment involved in the present invention.
First, illustrate to form.In addition, in Fig. 1~Fig. 5, left-right and front-back direction is represented from the vehicle of driver's seat viewing
Left-right and front-back direction.
In Fig. 1, Fig. 2, the vehicle such as automobile 1 possesses car body 2, in car body 2, the engine room 4 of the front side of vehicle 1 with
The car room 5 of the rear side of vehicle 1 is separated by instrument board 3.Here, the statement of front and back is to represent the fore-and-aft direction of vehicle 1
On front and fore-and-aft direction on rear.
The engine 6 as internal combustion engine is provided with engine room 4.Engine 6 possesses：Cylinder block 7；Cylinder head 8, its
It is arranged on the top of cylinder block 7；And oil sump 9, it is arranged on the bottom of cylinder block 7.
Be accommodated with cylinder block 7 move up and down be accommodated in freely piston (not shown) in cylinder (not shown) and
The up and down motion of piston is converted to crank axle (not shown) of rotary motion etc..In addition, width of the crank axle in vehicle 1
Upper extension.
In the left end of the width (following, the width of vehicle 1 is referred to as into overall width direction) of the vehicle 1 of cylinder block 7
Be equipped with gearbox 10, gearbox 10 change the rotating speed of crank axle and to driving wheel passing power (not shown).
In Fig. 1~Fig. 3, the front side of engine room 4 is provided with upper member 11, in engine room 4, engine 6 with
Upper member 11 is compared and is arranged on rear.The front of engine 6 is provided with radiator 12.Radiator 12 possesses：Core 12A, its
Cooling water is cooled down by carrying out heat exchange with air (traveling wind)；Upper tank 12B, it is arranged on core 12A top；With
And lower tank 12C, it is arranged on core 12A bottom.
The other end (reference picture 1) that one end is assemblied in the entrance pipe arrangement 13 of cylinder block 7 is equipped with upper tank 12B,
The other end (reference picture 2, Fig. 3) that one end is assemblied in the outlet pipe arrangement 14 of cylinder block 7 is equipped with lower tank 12C.
Entrance pipe arrangement 13 will import upper tank 12B from cooling water derived from cylinder block 7.Radiator 12 makes to lead using core 12A
Enter the cooling water after upper tank 12B and carry out heat exchange with traveling wind.The cooling water after heat exchange is carried out from core 12A quilts with traveling wind
Lower tank 12C is imported, then, is imported into outlet pipe arrangement 14.
Export pipe arrangement 14 and the cooling water of the low temperature after being cooled down in core 12A is imported into cylinder block 7 and cylinder head 8.Thus,
Each portion of engine 6 is cooled down using cooling water.
In Fig. 1, Fig. 2, the top in the front of engine 6 and upper member 11 is provided with admission line 15, admission line
15 are fixed on upper member 11.
In Fig. 4, Fig. 5, admission line 15 has：Air taking mouth 16, its to vehicle 1 front openings, from vehicle 1
Front is taken into traveling wind (air)；Foreign matter outlet 17, it is arranged on rear relative to air taking mouth 16, traveling wind is wrapped
The discharge of the foreign matters such as the snow that contains, dust；And air conveying end 18, its be arranged on air taking mouth 16 and foreign matter outlet 17 it
Between.
Intake channel 15A is internally formed in admission line 15, intake channel 15A arranges with air taking mouth 16, foreign matter
Outlet 17 connects with air conveying end 18.
The one end 19a of inlet duct 19 is integratedly equipped with admission line 15, the inside of inlet duct 19 is entered
Gas path 19A is connected by air conveying end 18 with intake channel 15A.
The other end 19b of inlet duct 19 is assemblied in air cleaner 20, passes through the intake channel 19A of inlet duct 19
Traveling wind is imported into air cleaner 20.
Air cleaner 20 is located behind compared with admission line 15, and air cleaner 20 is assemblied in the top of cylinder head 8.
Be built-in with filter element (not shown) in air cleaner 20, air cleaner 20 using filter element purify from
The traveling wind that admission line 15 is imported by inlet duct 19.
In addition, inlet duct 19 bearing of trend central portion formed with snake belly 19B, inlet duct 19 is with can be free
The mode of deformation is formed.In addition, the admission line 15 and inlet duct 19 of present embodiment are made up of elastic components such as rubber, and
Formation is integrated.
In fig. 2, inlet manifold 21 is provided with the rear portion of cylinder head 8, inlet manifold 21 will be led from air cleaner 20
The air entered imports cylinder by being formed at the air inlet (not shown) of cylinder head 8.
In figure 3, exhaust manifold 22 is provided integrally at the front portion of cylinder head 8 with cylinder head 8, and exhaust manifold 22 will be in gas
In-cylinder combustion and the waste gas that is formed is discharged by being formed at the exhaust outlet (not shown) of cylinder head 8.
Exhaust manifold 22 is connected with catalytic converter 23, and catalytic converter 23 purifies the waste gas discharged from exhaust manifold 22,
Discharge it blast pipe (not shown).
In Fig. 4, Fig. 5, admission line 15 includes：Upper wall 25 and bottom wall 26, it is located at phase on the above-below direction of vehicle 1
To position；Side wall 27, it is overall width direction left formed with air conveying end 18, and in the side in the overall width direction of vehicle 1
It is connected to upper wall 25 and bottom wall 26；And side wall 28, it is connected in the vehicle width direction another of upper wall 25 and bottom wall 26
Side is overall width direction right.
Here, the side wall 27 of present embodiment forms the 1st side wall of the present invention, side wall 28 forms the 2nd side wall of the present invention.
Side wall 27 possesses inclined plane 27A, and inclined plane 27A to extend more forwards from the leading section 18a of air conveying end 18
And the mode more remote from side wall 28 tilts.That is, admission line 15 is formed as more rearward extending and overall width from air taking mouth 16
The sectional area in direction becomes smaller.
The one end 19a sides of inlet duct 19 are orthogonal with the bearing of trend of the side wall 28 of admission line 15, are taken into from air
Mouthfuls 16 be taken into the traveling wind after intake channel 15A from intake channel 15A by the turn sharp of air conveying end 18 and import into
The intake channel 19A of mouth pipeline 19.
In Fig. 4, formed：1st virtual plane 91, it is relative to admission line 15 along inclined plane 27A to the oblique of vehicle 1
Rear extends；Cross part 92, it is the 1st virtual plane 91 and the infall of side wall 28；And the 2nd virtual plane 93, it passes through
Cross part 92 and upwardly extended in overall width side.
In this case, air conveying end 18 is formed at side wall 27 and the void of rearward end 27a and the 2nd positioned at inclined plane 27A
Position between quasi-plane 93.Here, the leading section 18a and inclined plane 27A of air taking mouth 16 rearward end 27a are substantially phases
Same position.
Foreign matter outlet 17 is towards the opened downward (reference picture 2) of vehicle 1, and the foreign matter removed from traveling wind is due to traveling wind
Wind-force and deadweight and be smoothly discharged downwards from foreign matter outlet 17 as shown in traveling wind 34.
In Fig. 4, Fig. 5, air conveying end 18 is formed at side wall 27 and rearward end 18b is located on the 2nd virtual plane 93.This
Outside, air conveying end 18 can also be formed at side wall 27 and rearward end 18b is located at front compared with the 2nd virtual plane 93.
As shown in figure 4, when overlooking vehicle 1, air taking mouth 16 has：1st air taking mouth 16A, it has and car
The identical size of duct width 94 from air conveying end 18 to side wall 28 on cross direction；And the 2nd air taking mouth 16B,
It has the leading section 18a from air conveying end 18 on overall width direction to the leading section of side wall 27 i.e. inclined plane 27A front end
Portion 27b duct width 95.
These the 1st air taking mouth 16A duct width 94 (size in overall width direction) is with the 2nd air taking mouth 16B's
Duct width 95 (size in overall width direction) is formed as identical size.
In Figure 5, the upper wall 25 of admission line 15 be formed as more rearward extending from air conveying end 18 and downwards
Tilt, the intake channel 15A of admission line 15 is formed as more rearward extending from air taking mouth 16 and becomes smaller.Here,
Admission line 15, inlet duct 19 and the air cleaner 20 of present embodiment form the inlet duct 30 of the present invention.
Then, illustration.
The admission line 15 of present embodiment is arranged on the top of upper member 11, therefore, can be from sky when vehicle 1 travels
Gas taking mouth 16 is taken into more traveling wind.In addition, admission line 15 be due to that can be taken into more traveling wind, therefore, in car
The foreign matters such as snow, dust are easily taken into during 1 traveling, foreign matter is possible to be attached to the filter element of air cleaner 20 and caused
Filtering element blocks.
As its countermeasure, according to the inlet duct 30 of present embodiment, admission line 15 includes：Upper wall 25 and bottom wall 26,
It is located at relative position on the above-below direction of vehicle 1；Side wall 27, it is left in overall width direction formed with air conveying end 18
Side is connected to upper wall 25 and bottom wall 26；And side wall 28, it is connected to the overall width direction right of upper wall 25 and bottom wall 26, in side wall
Be provided with inclined plane 27A on 27, inclined plane 27A be formed as more forwards extending from the leading section 18a of air conveying end 18 and from
Side wall 28 is more remote.
Thereby, it is possible to the flowing for the traveling wind for making to be taken into from air taking mouth 16 to turn into：Rearward flowed along side wall 28
The 1st traveling wind 31 flowing；And along side wall 27 rear ramp from inclined plane 27A to vehicle 1 flow the 2nd traveling wind 32
Flowing.
The traveling wind containing foreign matter is set to be taken away from air therefore, it is possible to make the 1st traveling wind 31 be collided with the 2nd traveling wind 32
Outlet 18, it can prevent from being mixed into the traveling wind invading air conveying end 18 of foreign matter.
In addition, can be near air conveying end 18 by colliding the 1st traveling wind 31 and the 2nd traveling wind 32
The flow velocity of the traveling wind containing foreign matter is set to accelerate, the traveling wind that flow velocity can be utilized fast discharges foreign matter from foreign matter outlet 17.
As a result, the air 33 after removing foreign matter only can be imported into sky from air conveying end 18 by inlet duct 19
Air cleaner 20, it can prevent the filter element of air cleaner 20 from blocking.
In addition, according to the inlet duct 30 of present embodiment, one end 19a sides and the admission line 15 of inlet duct 19
The bearing of trend of side wall 28 is orthogonal.
Thereby, it is possible to the traveling wind after importing admission line 15 is passed through the turn sharp of air conveying end 18 to inlet duct
19 intake channel 19A, foreign matter more effectively can be imported into inlet duct 19.
In addition, according to the inlet duct 30 of present embodiment, foring relative to admission line 15 along inclined plane 27A
The 1st virtual plane 91, the cross part as the 1st virtual plane 91 and the infall of side wall 28 extended to the rear ramp of vehicle 1
92 and by cross part 92 and the 2nd virtual plane 93 that extends on the width of vehicle 1 in the case of, air conveying end
18 are formed at side wall 27 and the position between inclined plane 27A rearward end 27a and the 2nd virtual plane 93.
Thus, near air conveying end 18, the 1st traveling that the rear along side wall 28 to vehicle 1 flows can be made
The 2nd traveling wind 32 that the wind 31 and inclined plane 27A along side wall 27 flows to the rear ramp of vehicle 1 is collided and collaborated.Therefore, exist
Near air conveying end 18, the traveling wind containing foreign matter can be made away from air conveying end 18 and form the fast traveling of flow velocity
The flowing of wind.
Therefore, it is possible to which more effectively foreign matter is discharged from foreign matter outlet 17 using the flowing of the fast traveling wind of flow velocity, from
Air 33 is more effectively only imported air cleaner 20 by air conveying end 18 by inlet duct 19.
In addition, according to the inlet duct 30 of present embodiment, it is virtual positioned at the 2nd with the rearward end 18b of air conveying end 18
Air conveying end 18 is formed at side wall 27 by the mode in plane 93.
Thus, near air conveying end 18, it can more effectively make what the rear along side wall 28 to vehicle 1 was flowed
1st traveling wind 31 is collided and collaborated with the 2nd traveling wind 32 that the inclined plane 27A along side wall 27 flows to the rear ramp of vehicle 1.
Therefore, near air conveying end 18, the traveling wind containing foreign matter can be made away from air conveying end 18 and more effectively
Form the flowing of the fast traveling wind of flow velocity.
Therefore, it is possible to which more effectively foreign matter is discharged from foreign matter outlet 17 using the flowing of the fast traveling wind of flow velocity, from
Air 33 is reliably only imported air cleaner 20 by air conveying end 18 by inlet duct 19.
Moreover, in the case that the 1st traveling wind 31 is collided along inclined plane 27A and side wall 28, the flowing of traveling wind
Got muddled by the position at the rear of vehicle 1 than air conveying end 18 or bouncing back into the side of side wall 27 from side wall 28, can also prevented
Traveling wind invading air conveying end 18 containing foreign matter.
In addition, according to the inlet duct 30 of present embodiment, when overlooking vehicle 1, air taking mouth 16 has：1st is empty
Gas taking mouth 16A, it has identical with the duct width 94 from air conveying end 18 to side wall 28 on the width of vehicle 1
Size；And the 2nd air taking mouth 16B, its have with the width of vehicle 1 from the leading section of air conveying end 18
18a to the leading section 27b of the side wall 27 identical size of duct width 95, the path of the 1st air taking mouth 16A vehicle 1 are wide
The size of degree 94 is dimensioned so as to identical size with the 2nd air taking mouth 16B duct width 95.
It is phase thereby, it is possible to make the 1st air taking mouth 16A aperture area and the 2nd air taking mouth 16B aperture area
Same area.Therefore, it is possible to the air quantity for the 1st traveling wind 31 for making to import from the 1st air taking mouth 16A and being flowed along side wall 28
It is identical with the air quantity of the 2nd traveling wind 32 from the 2nd air taking mouth 18B importings and along inclined plane 27A flowings.
Therefore, near air conveying end 18, the 1st traveling wind 31 can be more effectively made to be collided with the 2nd traveling wind 32
And collaborate, near air conveying end 18, the traveling wind containing foreign matter can be made away from air conveying end 18 and more effective
Ground forms the flowing of the fast traveling wind of flow velocity.
In addition, the inclined plane 27A of side wall 27 can be formed as 45 ° relative to the angle of inclination of side wall 28.Thus,
Near air conveying end 18, the 2nd traveling wind 32 imported from the 2nd air taking mouth 16B can keep 45 ° of angle
Collided under state with the 1st traveling wind 31 flowed to the rear of vehicle 1.
Therefore, near air conveying end 18, can be formed will be mixed into the traveling wind of foreign matter from side wall 27 towards side
The flowing for the traveling wind that wall 28 impacts in the width of vehicle 1.Therefore, it is possible to make the traveling wind containing foreign matter be taken away from air
Export 18 and form the flowing of the fast traveling wind of flow velocity.
As a result, the flowing of the fast traveling wind of flow velocity can be utilized more effectively by foreign matter from the row of foreign matter outlet 17
Go out, air 33 is only more effectively imported into air cleaner 20 from air conveying end 18 by inlet duct 19.
In addition, according to the inlet duct 30 of present embodiment, the upper wall of admission line 15 is formed as from air conveying end 18
More rearward extend and tilt downwards, the intake channel of admission line 15 is formed as more rearward prolonging from air taking mouth 16
Stretch and become smaller.
Thereby, it is possible to the flow velocity of the traveling wind after making out of air taking mouth 16 importing admission line 15 with trend rear
And improve.Therefore, near air conveying end 18, the 1st traveling wind 31 and the edge rearward flowed along side wall 28 can be made
The 2nd traveling wind 32 for rear ramp flowings of the inclined plane 27A of side wall 27 to vehicle 1 is collided and collaborated.As a result, in air
Near conveying end 18, the flow velocity of traveling wind can be more effectively improved, can be more effectively by foreign matter from foreign matter outlet 17
Discharge.
In addition, according to the inlet duct 30 of present embodiment, admission line 15 and inlet duct 19 are by the elastic structure such as rubber
Part is formed, and is formed and be integrated.Thereby, it is possible to prevent from upsetting traveling wind due to the vibration (shake) near air conveying end 18
Flowing, can by remove foreign matter after air 33 be reliably fed into air cleaner 20.In addition, elastic component is not limited to rubber
Glue.
Embodiments of the present invention are disclosed above, however, it will be apparent that those skilled in the art can not depart from the present invention
Scope and changed.Appended claim is intended to include all this amendments and equivalent.
Claims (7)
1. a kind of inlet duct of internal combustion engine, possesses：
Admission line, it has air taking mouth, foreign matter outlet and an air conveying end, and above-mentioned air taking mouth is to before and after vehicle
The front openings in direction, above-mentioned foreign matter outlet are arranged on the rear on vehicle fore-and-aft direction compared with above-mentioned air taking mouth,
Above-mentioned air conveying end is arranged between above-mentioned air taking mouth and above-mentioned foreign matter outlet；
Inlet duct, it has the intake channel connected with above-mentioned air conveying end, and one end is assemblied in above-mentioned admission line；With
And
Air cleaner, it is assemblied in the other end of above-mentioned inlet duct, the above-mentioned air inlet that purification passes through above-mentioned inlet duct
The air that path imports,
The inlet duct of above-mentioned internal combustion engine is characterised by,
Above-mentioned admission line includes：
Upper wall and bottom wall, it is located at relative position on vehicle above-below direction；
1st side wall, its formed with above-mentioned air conveying end, and be connected in the end of vehicle-width direction side above-mentioned upper wall and
Bottom wall；And
2nd side wall, it is connected to the end of the opposite side in the vehicle width direction of above-mentioned upper wall and bottom wall,
Above-mentioned 1st side wall has inclined plane, and above-mentioned inclined plane is formed as from the vehicle fore-and-aft direction of above-mentioned air conveying end
Leading section more extends more remote from above-mentioned 2nd side wall to the front on vehicle fore-and-aft direction.
2. the inlet duct of internal combustion engine according to claim 1, it is characterised in that
The one end side of above-mentioned inlet duct is orthogonal with the bearing of trend of above-mentioned 2nd side wall of above-mentioned admission line.
3. the inlet duct of internal combustion engine according to claim 1 or 2, it is characterised in that
Relative to above-mentioned admission line, the rear ramp along above-mentioned inclination towards vehicle fore-and-aft direction is extended into the plane to be formed and set
For the 1st virtual plane, by above-mentioned 1st virtual plane with being set to cross part at above-mentioned 2nd cross sidewalls and will be by above-mentioned
In the case that cross part and the plane extended in the vehicle width direction are set to the 2nd virtual plane, above-mentioned air conveying end is formed
Between above-mentioned 1st side wall and the rearward end being located on the vehicle fore-and-aft direction of above-mentioned inclined plane and above-mentioned 2nd virtual plane
Position.
4. the inlet duct of internal combustion engine according to claim 3, it is characterised in that
The rearward end formed on the vehicle fore-and-aft direction of the above-mentioned air conveying end of above-mentioned 1st side wall is empty positioned at the above-mentioned 2nd
Front on quasi-plane or compared with above-mentioned 2nd virtual plane on vehicle fore-and-aft direction.
5. the inlet duct of internal combustion engine according to claim 1, it is characterised in that
When overlooking above-mentioned vehicle, above-mentioned air taking mouth possesses that the 1st air is taken into oral area and the 2nd air is taken into oral area, above-mentioned
1st air take-in portion has with taking out oral area to the duct width of above-mentioned 2nd side wall from above-mentioned air on vehicle-width direction
Identical size；And above-mentioned 2nd air is taken into oral area has the vehicle from above-mentioned air conveying end on vehicle-width direction
The duct width of the leading section on leading section to the vehicle fore-and-aft direction of above-mentioned 1st side wall on fore-and-aft direction,
The size that above-mentioned 1st air is taken on the vehicle-width direction of oral area is taken into the vehicle width of oral area with above-mentioned 2nd air
The size in direction is identical.
6. the inlet duct of internal combustion engine according to claim 1, it is characterised in that
The upper wall of above-mentioned admission line be formed as from above-mentioned air conveying end more on vehicle fore-and-aft direction rear extension more to
Inclined downward, the intake channel of above-mentioned admission line are formed as from above-mentioned air taking mouth more to the rear on vehicle fore-and-aft direction
Extension becomes smaller.
7. the inlet duct of internal combustion engine according to claim 1, it is characterised in that
Above-mentioned admission line and above-mentioned inlet duct are made up of elastic component, and are formed and be integrated.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014224031A JP6417860B2 (en) | 2014-11-04 | 2014-11-04 | Intake device for internal combustion engine |
| JP2014-224031 | 2014-11-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105564222A CN105564222A (en) | 2016-05-11 |
| CN105564222B true CN105564222B (en) | 2017-12-26 |
Family
ID=55753557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510731797.7A Expired - Fee Related CN105564222B (en) | 2014-11-04 | 2015-11-02 | The inlet duct of internal combustion engine |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6417860B2 (en) |
| CN (1) | CN105564222B (en) |
| DE (1) | DE102015221488B4 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020051369A (en) * | 2018-09-27 | 2020-04-02 | トヨタ紡織株式会社 | Inlet structure |
| EP3702606A1 (en) * | 2019-02-28 | 2020-09-02 | Ningbo Geely Automobile Research & Development Co. Ltd. | An air intake device for a vehicle |
| JP7327152B2 (en) * | 2019-12-25 | 2023-08-16 | スズキ株式会社 | Intake duct for internal combustion engine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101143562A (en) * | 2006-09-14 | 2008-03-19 | 铃木汽车公司 | Air intake device of engine for vehicle |
| CN101600867A (en) * | 2007-01-29 | 2009-12-09 | 丰田自动车株式会社 | The gas handling system that is used for vehicle internal combustion engine |
| CN102691600A (en) * | 2011-03-24 | 2012-09-26 | 本田技研工业株式会社 | Air cleaner structure |
| CN203730171U (en) * | 2013-03-01 | 2014-07-23 | 铃木株式会社 | Air suction device of vehicle engine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3648967B2 (en) * | 1998-02-09 | 2005-05-18 | トヨタ自動車株式会社 | Cool air duct |
| JP4412198B2 (en) * | 2005-02-17 | 2010-02-10 | トヨタ自動車株式会社 | Arrangement structure of intake duct and intake duct |
| JP4853632B2 (en) * | 2006-05-18 | 2012-01-11 | スズキ株式会社 | Engine intake duct structure |
| JP2007326487A (en) * | 2006-06-08 | 2007-12-20 | Mazda Motor Corp | Outside air introducing structure for vehicle |
| JP2011213328A (en) | 2010-04-02 | 2011-10-27 | Suzuki Motor Corp | Intake device of engine for vehicle |
| JP5817487B2 (en) | 2011-12-09 | 2015-11-18 | スズキ株式会社 | Intake device for vehicle engine |
| JP2014141908A (en) * | 2013-01-23 | 2014-08-07 | Suzuki Motor Corp | Intake system of engine |
-
2014
- 2014-11-04 JP JP2014224031A patent/JP6417860B2/en active Active
-
2015
- 2015-11-02 CN CN201510731797.7A patent/CN105564222B/en not_active Expired - Fee Related
- 2015-11-03 DE DE102015221488.5A patent/DE102015221488B4/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101143562A (en) * | 2006-09-14 | 2008-03-19 | 铃木汽车公司 | Air intake device of engine for vehicle |
| CN101600867A (en) * | 2007-01-29 | 2009-12-09 | 丰田自动车株式会社 | The gas handling system that is used for vehicle internal combustion engine |
| CN102691600A (en) * | 2011-03-24 | 2012-09-26 | 本田技研工业株式会社 | Air cleaner structure |
| CN203730171U (en) * | 2013-03-01 | 2014-07-23 | 铃木株式会社 | Air suction device of vehicle engine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105564222A (en) | 2016-05-11 |
| JP6417860B2 (en) | 2018-11-07 |
| DE102015221488A1 (en) | 2016-05-04 |
| DE102015221488B4 (en) | 2022-02-17 |
| JP2016088244A (en) | 2016-05-23 |
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