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CN106150792A - A kind of engine air inlet tube and engine system - Google Patents

A kind of engine air inlet tube and engine system Download PDF

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Publication number
CN106150792A
CN106150792A CN201510163729.5A CN201510163729A CN106150792A CN 106150792 A CN106150792 A CN 106150792A CN 201510163729 A CN201510163729 A CN 201510163729A CN 106150792 A CN106150792 A CN 106150792A
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CN
China
Prior art keywords
air inlet
inlet tube
engine
flank
engine air
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.)
Pending
Application number
CN201510163729.5A
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Chinese (zh)
Inventor
彦斯·贝肯
丁力·罗伯特
胡壮丰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qoros Automotive Co Ltd
Ooros Automotive Co Ltd
Original Assignee
Ooros Automotive Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ooros Automotive Co Ltd filed Critical Ooros Automotive Co Ltd
Priority to CN201510163729.5A priority Critical patent/CN106150792A/en
Publication of CN106150792A publication Critical patent/CN106150792A/en
Pending legal-status Critical Current

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Abstract

The invention discloses a kind of engine air inlet tube, it has air inlet port and air outlet, additionally, the bottom of this engine charge inside pipe wall connects some flanks protruding to engine air inlet tube inner space, if being separated into dry ice lumps trapping space with the bottom by described engine charge inside pipe wall.The invention also discloses a kind of engine system, this engine system has engine air inlet tube of the present invention.Engine air inlet tube of the present invention can be effectively prevented blow gas leakage condensation accumulation become the ice cube that volume is bigger, thus avoid this type of ice cube to hinder the normal of miscellaneous part of electromotor to work when leaving air inlet pipe, and then advantageously ensure stability and the safety of electromotor operation.The good operation stability of engine system of the present invention, safety coefficient is high and service life is long.

Description

A kind of engine air inlet tube and engine system
Technical field
The present invention relates to a kind of gas transmission pipeline, particularly relate to a kind of admission line for electromotor.
Background technology
The combustion process of car combustion engine can cause some gases (include the lubricating oil of combustion product and vaporization, It is referred to as blowing gas leakage) entered in crankcase by by-passing around plunger ring.These gases eventually pass through PCV system (Positive Crankcase Ventilation, PVC) is from the top of electromotor Area alignment is in gas handling system.After this is blown gas leakage and is mixed by the regular air of electromotor, subsequently Combustion process in burn, with guarantee to blow residual in gas leakage, unburnt Hydrocarbon fully burn, Thus reduce the noxious pollutant of electromotor.This blows gas leakage and includes substantial amounts of steam, and it is that burning is produced Raw Main By product.
The PCV system of turbocharged engine generally includes two positive crankcase ventilation (PCV) roads Footpath.Wherein, first path to inlet manifold, works as inlet manifold from electromotor (generally from camshaft cover) In pressure less than electromotor crankcase in pressure time, use this first path;Second path is from sending out Motivation is to being arranged at the air induction conduit before turbocharger, when air inlet boosting comes from turbocharger and works as When pressure in inlet manifold is higher than the pressure in the crankcase of electromotor, use this second path.Upper In the case of stating, the pressure being arranged in the air induction conduit before turbocharger is less than the pressure in crankcase. Therefore, at low temperatures, often accumulate in engine air inlet tube by blowing the big ice that gas leakage condensation is formed Block, the normal work of associated components can be adversely affected by these bergs.
Fig. 1 and Fig. 2 respectively illustrates and blowing gas leakage at low temperatures and condense in engine air inlet tube and form The schematic diagram of berg, Fig. 3 and Fig. 4 then respectively illustrates the berg shown in Fig. 1 and Fig. 2 and leaves View during admission line.
As depicted in figs. 1 and 2, in the case of extreme cold, blow gas leakage from what admission line 21 passed through A often condenses the little ice pellets of formation, and these little ice pellets are eventually build up to the bottom of admission line 21, further Form berg b.As shown in Figure 3 and Figure 4, once these bergs b under the drive of air-flow from entering When feed channel 21 is left, other associated components will be adversely affected, such as, it is likely that can hinder Disconnected choke valve.More seriously, the berg b that some volume is bigger can lock throttle plate so that joint Stream valve plate can not be opened, and even affects the cornering ability of automobile, and hinders the safety traffic of automobile.
For the PCV system of turbocharged engine, the secondary road of this ventilating system Footpath makes to blow and leaks gas by main gas handling system, and this main gas handling system includes that charger-air cooler is (middle cold But device) and the various piece of air induction conduit.Owing to these blow the existence of gas leakage so that before throttle plate There may be substantial amounts of moisture, and ice cube can be become by condensing, freezing subsequently.It addition, these moisture can also lead to Cross main air inlet and enter gas handling system, thus also can affect the cornering ability of automobile, and cause automobile to pacify The full problem travelled.
Accordingly, it would be desirable to design a kind of technical scheme preventing from gathering berg in admission line.
Summary of the invention
It is an object of the invention to provide a kind of engine air inlet tube, this air inlet pipe can be effectively prevented blows Gas leakage condensation accumulation in air inlet pipe becomes the ice cube that volume is bigger, thus avoids this type of ice cube leaving air inlet Hinder the normal work of the miscellaneous part of electromotor during pipe, and then advantageously ensure stablizing of electromotor operation Property and safety.
According to the above-mentioned purpose of the present invention, the present invention proposes a kind of engine air inlet tube, and this electromotor enters The bottom of inner surface of trachea connects some flanks protruding to engine air inlet tube inner space, starting If the bottom of machine air inlet pipe inwall is separated into dry ice lumps trapping space.
In the inventive solutions, the bottom at air inlet pipe inwall is provided with some to its inner space Protruding flank, whole piece larger space is divided into several less spaces by this flank, will air inlet pipe The bottom of inwall is separated into some less ice cube trapping spaces, to prevent from blowing gas leakage at air inlet pipe inwall Bottom freezes to form the ice cube that a monoblock volume is bigger, the substitute is, and makes to blow gas leakage in air inlet pipe The bottom of wall is frozen into the ice cube of some small volumes (such as, long slice shape), these small volumes Ice cube be easy to when leaving bottom air inlet pipe be broken, it addition, the ice cube of small volume is also easier to Melt, thus, the ice cube of these small volumes normal without interference with associated components after leaving air inlet pipe Work, such as, will not block choke valve.
It should be noted that in the technical program, so-called " bottom of engine charge inside pipe wall " is Refer to the tube wall part of below the axis of engine air inlet tube, be not limited only to engine air inlet tube lowest part Tube wall part.
In some embodiments, the length side of the above-mentioned flank in engine air inlet tube of the present invention To basically identical with the direction of gas flowing in engine air inlet tube.
It is to say, in this technical scheme, the ice formed in the trapping space being made up of flank The length direction of block keeps consistent substantially with the direction of gas flowing in engine air inlet tube, this set side The impact that formula makes the flank of projection circulate gas in air inlet pipe is less.
If by basically identical with the direction of gas flowing in engine air inlet tube for the length direction of above-mentioned flank Set-up mode be referred to as the vertically arranged of flank, then as required, in other some embodiments, Flank can also be set to laterally in (direction that the length direction of flank is perpendicular to gas flowing) or tiltedly To (length direction of flank has acute angle with the direction of gas flowing), certainly, horizontal or oblique Set-up mode compares to vertically arranged flank, can circulate the gas in air inlet pipe and produce large effect.
In some embodiments, the above-mentioned each flank in engine air inlet tube of the present invention is long at it Degree is arranged on direction non-crossly.
In other embodiment, above each flank is arranged also with intersecting in its longitudinal direction It is feasible, is so conducive to blowing gas leakage condensing, freezing and forms the ice cube that volume is less.But on the other hand, This cross one another set-up mode compares to non-cross set-up mode, also can be to the gas in air inlet pipe Body circulation produces large effect.
In some embodiments, the above-mentioned each flank in engine air inlet tube of the present invention is the most vertical Arrange.Under this setup, the ice cube trapping space that each flank is formed is (except flank and air inlet pipe The ice cube trapping space that tube wall is formed) open top area and bottom area difference little, ice cube more holds Easily in each ice cube trapping space out.
Different from the embodiment described above, in other embodiment, of the present invention start At least one flank in machine air inlet pipe is obliquely installed in the height direction, so that at least one ice cube trapping space Open top area less than bottom area.
The flank being in height obliquely installed can form open top area and catch less than the ice cube of bottom area Collection space, this setup can more firmly capture the ice cube because of condensing, freezing.It is to say, Blowing after leaking gas with gas or liquid condition entrance ice cube trapping space, just being caught by fixing once be frozen into ice cube Obtaining in ice cube trapping space, when only ice cube is heated and is melted into less volume, it could be caught from ice cube Collection leaves in space.
Under some embodiments, the above-mentioned flank in engine air inlet tube of the present invention is set to: There is the most continual continuous structure.
On the other side, under other embodiment, above-mentioned flank is set to: have in length side The most discontinuous intermittent configuration.
There is the flank of the most continual continuous structure relative to the rib with intermittent configuration Portion, its intensity is of a relatively high.But on the other hand, due to blow gas leakage condensed after can become condensed water from The both sides of air inlet pipe inwall are flowed from top to down, and be set to have in the longitudinal direction by flank is discontinuous If intermittent configuration can form dry passage flowing through of condensed water, so that condensed water is through this on path A little passages can flow to bottom lowest part and the lower of air inlet pipe inwall, avoids condensed water to accumulate in this In the ice cube trapping space that outermost flank and air inlet pipe both sides inwall are formed.
Under some embodiments, in engine air inlet tube of the present invention, above-mentioned flank can set It is set to lamellar.Above-mentioned flank is set to lamellar, and to take air inlet pipe space less, circulates gas in air inlet pipe Impact less.
Certainly, in other mode, above-mentioned flank it can also be provided that bulk, including solid slug or Hollow block.
It should be noted that in the technical program, mentioned above each technical characteristic is entered One step limits or describes, and can be mutually combined each other, and various assembled scheme is included in this In invention scope of the claimed, unless occurred in that the contradiction that cannot implement between Zu He.Such as, flank Non-cross setting the setting generally vertical with flank and flank can be set to lamellar combination.
Another object of the present invention is to provide a kind of engine system.At a temperature of extreme cold, this In motivational system little by blowing the volume of ice cube that gas leakage condensing, freezing formed, broken, will not be to electromotor The operation of interior miscellaneous part impacts, thus ensure that the stable operation of engine system.
Another object based on the technical program, engine system provided by the present invention has such as institute above Any one engine air inlet tube mentioned.
Engine air inlet tube of the present invention efficiently avoid blow gas leakage condensation accumulation become volume bigger Ice cube, thus the normal of miscellaneous part avoiding this type of ice cube to affect electromotor when leaving air inlet pipe works, And then advantageously ensure stability and the safety of electromotor operation.
Additionally, the simple in construction of engine air inlet tube of the present invention, convenient processing and manufacture, it is easy to Transformation is realized in air inlet pipe.
For engine system of the present invention, owing to blowing the ice cube of gas leakage condensing, freezing formation Volume is little, broken, will not impact the operation of in-engine miscellaneous part, (such as, will not Affect the unlatching of throttle plate and block choke valve), the therefore good operation stability of this engine system, peace Overall coefficient is high and service life is long.
Accompanying drawing explanation
Fig. 1 shows that blowing gas leakage condensation accumulation in admission line at low temperatures forms the shape of berg State schematic diagram.
Fig. 2 is the sectional view in Fig. 1 at A-A.
Fig. 3 shows and blowing the shape when berg that gas leakage condensation accumulation becomes leaves admission line shown in Fig. 1 State schematic diagram.
Fig. 4 is the sectional view at A '-A ' place in Fig. 3.
Fig. 5 is the engine air inlet tube of the present invention structural representation under a kind of embodiment.
Fig. 6 is the sectional view at B-B of the engine air inlet tube shown in Fig. 5.
Fig. 7 corresponding diagram 5 and Fig. 6 show schematically show condensed water accumulation in ice cube trapping space Journey.
Fig. 8 corresponding diagram 5 and Fig. 6 show schematically show ice cube and leaves the state diagram in ice cube trapping space.
Fig. 9 is the sectional view at B '-B ' place in Fig. 8.
Figure 10 is the engine air inlet tube of the present invention structural representation under another embodiment.
Figure 11 is the sectional view at C-C of the engine air inlet tube shown in Figure 10.
Figure 12 correspondence Figure 10 and Figure 11 show schematically show condensed water accumulation in ice cube trapping space Process.
Figure 13 correspondence Figure 10 and Figure 11 show schematically show ice cube and leave the state in ice cube trapping space Figure.
Figure 14 is the sectional view at C '-C ' place in Figure 13.
Figure 15 is the engine air inlet tube of the present invention structural representation under another embodiment.
Figure 16 is the sectional view at D-D of the engine air inlet tube shown in Figure 15.
Figure 17 correspondence Figure 15 and Figure 16 show schematically show ice cube and leave the state in ice cube trapping space Figure.
Figure 18 is the sectional view at D '-D ' place in Figure 17.
Detailed description of the invention
Come engine air inlet tube of the present invention below in conjunction with Figure of description and specific embodiment And engine system describes in detail further, but this detailed description does not constitute the limit to the present invention System.
Fig. 5 to Fig. 9 respectively illustrates engine air inlet tube of the present invention under a kind of embodiment Structure and state.
As shown in Figure 5 and Figure 6, along the gas flow direction of engine air inlet tube 10, this electromotor enters Trachea 10 has air inlet port 11 and air outlet 12, at the end of the inwall of this engine air inlet tube 10 Portion connects multiple flank 13 protruding to the inner space of engine air inlet tube 10, thus by electromotor The bottom of air inlet pipe inwall is separated into multiple ice cube trapping space 15.Although it should be noted that Fig. 6 shows The number of the flank 13 gone out is three, but it is the most schematically described, and not represents that flank 13 only sets Being equipped with three, those skilled in the art can be arranged as required to the quantity of flank.It addition, at this In embodiment, the length direction of flank 13 keeps substantially with gas flow direction X in engine air inlet tube Unanimously, and setting non-cross between each flank 13, thus reduce flank to greatest extent to electromotor The impact of air inlet pipe internal gas flow communication.Additionally, in the present embodiment, each flank 13 is in its short transverse On be vertically arranged, the ice cube that therefore formed trapping space 15 is (except flank 13 and air inlet pipe tube wall Formed ice cube trapping space 15) bottom area and open top area essentially identical.It addition, from figure 5 it can also be seen that in the present embodiment, flank 13 be arranged to the most continual continuously Structure, i.e. for a flank 13, it is arranged to a continual continuous entirety.Additionally, It can also be seen that the top of flank 13 is arc from Fig. 5, but this arc is not intended as this technology The restriction of scheme, arc top can also be set to flat top by those skilled in the art as required Portion or concave top.
Please continue to refer to Fig. 7, owing to being provided with flank 13 in the bottom of engine air inlet tube 10, therefore, The condensed water formed after blowing gas leakage condensation flows from top to bottom along the tube wall of engine air inlet tube 10, can be first Enter in the ice cube trapping space 15 of flank 13 and engine air inlet tube 10 formation, when this ice cube traps After storing up full water in space, condensed water then flows in other ice cubes trapping space.
As shown in Figure 8 and Figure 9, along with the further reduction of temperature, condensed water is frozen into and is similar to strip The ice cube 14 of shape.Under the drive of air-flow, the ice cube 14 of strip can leave ice cube trapping space 15, And be broken during leaving, thus form the ice cube of small volume, and then avoid electromotor phase Pass parts have a negative impact.
Figure 10 to Figure 14 respectively illustrates engine air inlet tube of the present invention in another embodiment Under structure.
As shown in Figure 10 and Figure 11, in this embodiment, the gas along engine air inlet tube 10 flows Direction, engine air inlet tube 10 has air inlet port 11 and air outlet 12, at this engine air inlet tube The bottom of the inwall of 10 connects multiple flank 13 protruding to the inner space of engine air inlet tube 10, Thus the bottom of engine charge inside pipe wall is separated into multiple ice cube trapping space 15.Need explanation It is, although the number of the flank 13 shown in Figure 10 is five, but it is the most schematically described, not Representing that flank 13 is only provided with five, those skilled in the art can be arranged as required to the number of flank Amount.It addition, in this embodiment, the length direction of flank 13 and gas flowing side in engine air inlet tube Keep consistent to basic, and setting non-cross between each flank 13, thus reduce rib to greatest extent The portion 13 impact on engine air inlet tube internal gas flow communication.Equally, from fig. 10 it can be seen that this In embodiment, flank 13 is arranged to the most continual continuous structure.Additionally, from figure In the 10 it can also be seen that top of flank 13 is arc, and this arc equally is not intended as this technical side The restriction of case, arc top can also be set to flat top by those skilled in the art as required Or concave top.Additionally, unlike the embodiment described from Fig. 5-Fig. 9, in the present embodiment, Flank 13 is obliquely installed in the height direction so that ice cube trapping space 15 (except flank 13 with The ice cube trapping space 15 that air inlet pipe tube wall is formed) open top area less than bottom area, such one Denier ice cube 14 will be not easily disconnected from ice cube trapping space 15 by fixed trapped, and only ice cube is heated thawing During the volume of Cheng Geng little, could depart from from ice cube trapping space 15.
Please continue to refer to Figure 12, owing to being provided with flank 13 in the bottom of engine air inlet tube 10, therefore, The condensed water formed after blowing gas leakage condensation flows from top to bottom along the tube wall of engine air inlet tube 10, can be first Enter in the ice cube trapping space 15 of flank 13 and engine air inlet tube 10 formation, when this ice cube traps After storing up full water in space, condensed water then flows in other ice cubes trapping space.
As shown in Figure 13 and Figure 14, ice cube 14 is thus securely trapped in ice cube trapping space 15, Under the drive of air-flow, because melting and ice cube 14 that volume diminishes may exit ice cube trapping space 15, And be broken during leaving, thus form the ice cube that volume is less, and then avoid electromotor phase Pass parts have a negative impact.
Figure 15 to Figure 18 respectively illustrates engine air inlet tube of the present invention at another embodiment Under structure.
As shown in Figure 15 and Figure 16, in this embodiment, the gas along engine air inlet tube 10 flows Direction, engine air inlet tube 10 has air inlet port 11 and air outlet 12, at this engine air inlet tube The bottom of the inwall of 10 connects multiple flank 13 protruding to the inner space of engine air inlet tube 10, Thus the bottom of engine charge inside pipe wall is separated into multiple ice cube trapping space 15.It addition, it is real at this Executing in example, the length direction of flank 13 keeps consistent substantially with gas flow direction in engine air inlet tube, And non-cross setting between each flank 13, thus reduce flank 13 to greatest extent and electromotor is entered The impact of pipe gas circulation.Additionally, it can also be seen that the top of flank 13 is from Figure 15 Arc, equally this arc are not intended as the restriction to the technical program, those skilled in the art according to Arc top can also be set to flat top or concave top by needs.It addition, at the present embodiment In, flank 13 is obliquely installed in the height direction, so that ice cube trapping space 15 is (except flank The 13 ice cube trapping spaces 15 formed with air inlet pipe tube wall) open top area less than bottom area, this Sample once ice cube 14 by fixed trapped in ice cube trapping space 15 in, only ice cube be heated be melted into less Volume time, could from ice cube trapping space 15 depart from.From Figure 15 it can also be seen that with institute above Unlike the embodiment stated, in the present embodiment, flank 13 is arranged to have the most not Continuous print intermittent configuration, say, that for some single flank 13, it is at length direction On be not a global facility, but be made up of several less flank sheet 13a, this set Mode makes to form passage between adjacent flank sheet 13a.Owing to condensed water is from air inlet pipe two side pipe The top-down flow process of wall easily accumulates in what outermost flank and air inlet pipe both sides inwall were formed In ice cube trapping space, therefore the setting of passage is so that condensation flow traps space to other ice cubes.
As shown in Figure 17 and Figure 18, under this embodiment, ice cube 14 is thus securely trapped and traps in ice cube In space 15, under the drive of air-flow, because melting and ice cube 14 that volume diminishes just may exit off ice Block trapping space 15, and be broken during leaving, thus form the ice cube that volume is less, and then Avoid electromotor associated components is had a negative impact.
In another embodiment, the flank having inside engine air inlet tube has equally in length side The most discontinuous intermittent configuration, the most each flank is all vertically arranged.Owing to other structures there is no big difference Not, thus this embodiment no longer coordinates corresponding accompanying drawing to be described in detail at this.
It should be noted that in some embodiments, the bottom of the inwall of engine air inlet tube connects to be had Multiple flanks protruding to the inner space of engine air inlet tube, in these multiple flanks, could be arranged to Some flanks have the most discontinuous intermittent configuration, and some flanks are arranged to have to be grown Continual continuous structure on degree direction.
Based on technical scheme, the architectural feature of the engine air inlet tube under the various embodiments described above Can be carried out combining freely, it is not limited to above-described several detailed description of the invention.
Engine system of the present invention can include any one engine charge of the present invention Pipe.Owing to the structure of engine air inlet tube is only improved by the technical program, and to engine system Other parts the most do not improve, therefore no longer engine system is described in detail at this.
It should be noted that the listed above specific embodiment being only the present invention, it is clear that the present invention does not limits In above example, there is the similar change of many therewith.If those skilled in the art is from the present invention All deformation that disclosure directly derives or associates, all should belong to protection scope of the present invention.

Claims (11)

1. an engine air inlet tube, it is characterised in that:
The bottom connection of described engine charge inside pipe wall has some to engine air inlet tube inner space Protruding flank, if being separated into dry ice lumps trapping sky with the bottom by described engine charge inside pipe wall Between.
2. engine air inlet tube as claimed in claim 1, it is characterised in that the length direction of described flank with In described engine air inlet tube, the direction of gas flowing is basically identical.
3. engine air inlet tube as claimed in claim 1, it is characterised in that described each flank is in its length side Arrange the most non-crossly.
4. engine air inlet tube as claimed in claim 1, it is characterised in that described each flank is all vertically arranged.
5. claim 1 or as described in engine air inlet tube, it is characterised in that described at least one, flank is at height Degree side is inclined upwardly setting, so that the open top area at least one ice cube trapping space is less than bottom faces Long-pending.
6. the engine air inlet tube as described in any one in claim 1-5, it is characterised in that described flank It is set to: there is the most continual continuous structure.
7. the engine air inlet tube as described in any one in claim 1-5, it is characterised in that described flank It is set to: there is the most discontinuous intermittent configuration.
8. the engine air inlet tube as described in any one in claim 1-5, it is characterised in that described flank It is set to lamellar.
9. an engine system, it is characterised in that it has as described in any one in claim 1-5 Engine air inlet tube.
10. an engine system, it is characterised in that it has engine air inlet tube as claimed in claim 6.
11. 1 kinds of engine systems, it is characterised in that it has engine air inlet tube as claimed in claim 7.
CN201510163729.5A 2015-04-09 2015-04-09 A kind of engine air inlet tube and engine system Pending CN106150792A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510163729.5A CN106150792A (en) 2015-04-09 2015-04-09 A kind of engine air inlet tube and engine system

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Application Number Priority Date Filing Date Title
CN201510163729.5A CN106150792A (en) 2015-04-09 2015-04-09 A kind of engine air inlet tube and engine system

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CN106150792A true CN106150792A (en) 2016-11-23

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09280127A (en) * 1996-04-16 1997-10-28 Daihatsu Motor Co Ltd Intake manifold
CN1719019A (en) * 2004-07-06 2006-01-11 现代自动车株式会社 Air intake system for a vehicle
CN102207048A (en) * 2010-09-22 2011-10-05 浙江吉利汽车研究院有限公司 Air inlet pipe of water separation air filter
JP2012067696A (en) * 2010-09-24 2012-04-05 Toyota Motor Corp Intake pipe
CN204060994U (en) * 2014-08-07 2014-12-31 上海汽车集团股份有限公司 The engine intake manifold that anti-closure freezes
CN104373204A (en) * 2013-08-15 2015-02-25 福特环球技术公司 Air intake duct ice ingestion features
CN204691951U (en) * 2015-04-09 2015-10-07 观致汽车有限公司 A kind of engine air inlet tube and engine system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09280127A (en) * 1996-04-16 1997-10-28 Daihatsu Motor Co Ltd Intake manifold
CN1719019A (en) * 2004-07-06 2006-01-11 现代自动车株式会社 Air intake system for a vehicle
CN102207048A (en) * 2010-09-22 2011-10-05 浙江吉利汽车研究院有限公司 Air inlet pipe of water separation air filter
JP2012067696A (en) * 2010-09-24 2012-04-05 Toyota Motor Corp Intake pipe
CN104373204A (en) * 2013-08-15 2015-02-25 福特环球技术公司 Air intake duct ice ingestion features
CN204060994U (en) * 2014-08-07 2014-12-31 上海汽车集团股份有限公司 The engine intake manifold that anti-closure freezes
CN204691951U (en) * 2015-04-09 2015-10-07 观致汽车有限公司 A kind of engine air inlet tube and engine system

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Application publication date: 20161123