CN201535188U - Exhaust part including component for supplying waste gas for engine, exhaust system, and motor vehicle - Google Patents

Exhaust part including component for supplying waste gas for engine, exhaust system, and motor vehicle Download PDF

Info

Publication number
CN201535188U
CN201535188U CN2007900001205U CN200790000120U CN201535188U CN 201535188 U CN201535188 U CN 201535188U CN 2007900001205 U CN2007900001205 U CN 2007900001205U CN 200790000120 U CN200790000120 U CN 200790000120U CN 201535188 U CN201535188 U CN 201535188U
Authority
CN
China
Prior art keywords
waste gas
gas
exhaust part
exhaust
hot machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CN2007900001205U
Other languages
Chinese (zh)
Inventor
P·纳佩茨
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.)
Faurecia Systemes dEchappement SAS
Original Assignee
Faurecia Systemes dEchappement SAS
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 Faurecia Systemes dEchappement SAS filed Critical Faurecia Systemes dEchappement SAS
Application granted granted Critical
Publication of CN201535188U publication Critical patent/CN201535188U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
    • F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/18—Construction facilitating manufacture, assembly, or disassembly
    • F01N13/1872—Construction facilitating manufacture, assembly, or disassembly the assembly using stamp-formed parts or otherwise deformed sheet-metal
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/03—EGR systems specially adapted for supercharged engines with a single mechanically or electrically driven intake charge compressor
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/02—EGR systems specially adapted for supercharged engines
    • F02M26/04—EGR systems specially adapted for supercharged engines with a single turbocharger
    • F02M26/06—Low pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust downstream of the turbocharger turbine and reintroduced into the intake system upstream of the compressor
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
    • F02M26/14—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system
    • F02M26/15—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories in relation to the exhaust system in relation to engine exhaust purifying apparatus
    • 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
    • F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
    • F02M26/52—Systems for actuating EGR valves
    • F02M26/59—Systems for actuating EGR valves using positive pressure actuators; Check valves therefor
    • F02M26/61—Systems for actuating EGR valves using positive pressure actuators; Check valves therefor in response to exhaust pressure
    • F02M26/615—Systems for actuating EGR valves using positive pressure actuators; Check valves therefor in response to exhaust pressure the exhaust back pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2230/00—Combination of silencers and other devices
    • F01N2230/02—Exhaust filters
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2250/00—Combinations of different methods of purification
    • F01N2250/02—Combinations of different methods of purification filtering and catalytic conversion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2470/00—Structure or shape of gas passages, pipes or tubes
    • F01N2470/08—Gas passages being formed between the walls of an outer shell and an inner chamber
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/14—Nitrogen oxides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/04—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning exhaust conduits

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Silencers (AREA)

Abstract

The utility model relates to an exhaust part (3) used for the exhaust system of a motor vehicle with a heat engine. The exhaust part comprises purifying parts (5 and 5') and a supplying component (9) for supplying waste gas for the heat engine (2), wherein the supplying component (9) comprises a component in the purifying parts (5 and5') for collecting waste gas and a component (11) for delivering the collected waste gas to the heat engine (2). The utility model further relates to the exhaust system (1) with the component (9) for supplying the waste gas for heat engine (2) and the motor vehicle with the heat engine (2). The utility model has the advantages that the waste gas which is decontaminated previously through the purifying parts is supplied for the heat engine, in this way, the supplying part for supplying (waste gas) for the heat engine and a turbo compressor are prevented from being damaged, the fuel is burnt better, and the result can be proved by the reduced amount of grains discharged by the heat engine which is supplied with the recycling waste gas.

Description

Comprise exhaust part, vent systems and Motor Vehicle that the parts of waste gas are provided to motor
Technical field
The utility model relates to and comprises that the hot machine that has to Motor Vehicle provides the exhaust part of supply part of waste gas and vent systems and the Motor Vehicle that comprises such supply part.
The utility model relates to auto industry field, more particularly relates to guarantee the field of the gaseous emission of fuel combustion generation to the interior equipment of internal combustion engine.
Background technique
The operation of this hot machine need provide fuel and combustion improver, particularly the combustion improver that is made of oxygen.Described oxygen usually from enter in the motor, particularly with fuel mix after enter in-engine ambient air.
In fact, a kind of special method of operation is: the mixture (petrol engine) of air (diesel engine) or air and fuel is compressed, make it enter motor then, can advantageously increase the power of this motor like this.Usually guarantee this compression by turbocompressor, this turbocompressor comprises that on the one hand the waste gas that is come out from motor drives the turbo machine that rotates, comprise on the other hand by turbine driven compressor, and compressor is designed to or sucks and is atmospheric air, perhaps suck the mixture of air and fuel, before entering motor, be compressed making it.
, it should be noted that for this reason, when oxygen and fuel exist by stoichiometric ratio, burning the best of fuel.
But situation is not like this all the time, notices (particularly for diesel engine) usually: motor is under too much air, therefore work in the presence of oxygen, and oxygen produces the waste gas that has a lot of nitrogen oxides NOx by the burning of fuel.These nitrogen oxidess NOx is considered pollutant, should eliminate so that with the toxic emission of pollution abatement (oxygen-free nitrogen) in atmosphere.In fact, guarantee such removal by an exhaust part, this exhaust part is made of the catalytic cleaner that motor vehicle exhaustion system comprises usually.
In order further to improve Motor Vehicle in the performance aspect the pollution, a kind of method is at first to reduce the amount of the nitrogen oxides that fuel produced in the motor internal combustion.
This method is to guarantee exhaust gas recirculation (being called EGR), promptly collects a part and in fact contains the few waste gas of oxygen, and this part waste gas is come back in the intake manifold, so that the air of dilution supply engine and the mixture of fuel.Advantageously, can reduce the oxygen amount that guarantees that fuel combustion can be used like this, and therefore produce the waste gas that contains minimizing nitrogen oxides amount.
Can notice that these waste gas are collected at engine export and gas exhaust manifold place usually, so that be reintroduced in this motor at the intake manifold place.Place between these manifolds between one EGR valve, it is designed for the flow of these EGR gases of management, particularly allows waste gas circulation to pass through concerning some operating mode (particularly intermediate state of operation) of motor.
In fact, the waste gas of these recirculation carbon black (particularly for diesel engine) that contains nitrogen oxides and exist with particle form.These particles may make the fouling of EGR valve, even this valve is damaged, and its result normally is blocked in the EGR valve of open position.This makes that helping waste gas introduces in the motor.Thereby the burning of fuel is carried out having under the excessive EGR gas, thereby causes this fuel to burn bad owing to lacking air.The bad result of this burning causes to have increased carbon black, carbon monoxide and hydrocarbon, this may vent systems place, particularly vent systems included and (the purification part place that pot d ' oxydation) constitutes causes damaging by oxidation tank especially.
In addition, especially detecting by flowmeter under the situation of this problem, motor operation management parts make motor be in degraded mode, and this shows as and sends optical signal or sound signal, causing that the driver notes, and/or show as the decreased performance of motor.
Another shortcoming is that in the outlet of manifold, EGR gas is still very warm, thereby makes described EGR valve bear may to cause the very big thermal stress that this valve damages.
It may be noted that also hot gas enters power and performance that motor can reduce motor.In fact, this class gas temperature is high more, and power reduces just obvious more, and this EGR gas for heat is vital.
Be also noted that known this defective under the situation of compressing ambient air by turbocompressor at present in this respect, turbocompressor makes the temperature of this air improve.In order to overcome this defective, known and improved circuit by interstage cooler.
Equally, in the scope of exhaust gas recirculation, be suitable for making this interstage cooler to be adapted to exhaust gas temperature, and this is to be difficult to realize apparently higher than ambient air temperature, and loaded down with trivial details especially, heavy and power consumption.Another kind method is the interstage cooler that exploitation is specially adapted for exhaust gas recirculation, and this has added a part on the one hand in very heavy engine compartment, and remain difficulty on the other hand, bother and consume energy.
The model utility content
The utility model is intended to overcome the shortcoming of one type of prior art syringe.
For this reason, the utility model relates to the method that gas is provided to hot machine, described hot machine is what Motor Vehicle had, and this hot machine is connected with the vent systems that comprises at least one exhaust part, described exhaust part comprises the purification part, the method is characterized in that at least a portion of (especially in outlet) and/or its collected downstream waste gas at described purification part place; And, waste gas these collections and scrubbing is provided for described hot machine.
This method is, before ensuring to hot machine the waste gas of collection is provided, guarantees the cooling of these waste gas.
Another feature is, ensuring to before described hot machine provides the waste gas of collection, and at least a portion of the particle that contains them from these waste scavengings is particularly by guaranteeing granule capturing in particle collector.
In fact, according to circumstances, by acting on the charge valve and/or under the effect of the negative pressure that turbocompressor produces, guarantee that gas flows towards the direction of described hot machine, wherein said charge valve is that described vent systems is included, and especially be in the downstream that gas is collected the site, and described turbocompressor is connected to described gas collection site.
The utility model also relates to the exhaust part, it is used to have the vent systems of the Motor Vehicle of hot machine, and comprise the supply part that waste gas is provided to hot machine, it is characterized in that, described supply part comprises the gas collecting part on the one hand, described gas collecting part is used for purifying the exhaust part place collection waste gas that part constitutes, and described supply part comprises the gas delivery components that is used for the waste gas of collecting is sent to described hot machine on the other hand.
One mode of execution is that described gas collecting part is formed by the aperture (piquage) that forms at described exhaust part place, and described gas delivery components is made of a pipe.
Another mode of execution is that described purification part adopts the form of housing, and described housing comprises the packaged unit that is used to seal this housing in its outlet port, and described packaged unit constitutes described gas collecting part at least in part.
In this case, described packaged unit comprises on the one hand and discharges the coupling member that a part of exhaust gas discharging pipe realization is connected, described packaged unit comprises at least one coupling member that is connected with at least one gas delivery components realization on the other hand, and wherein said gas delivery components flows to described hot machine with another part waste gas.
Another mode of execution also relates to such packaged unit: described packaged unit comprises on the one hand and is used for and discharges a part of exhaust gas discharging pipe and realize the coupling member that is connected, comprise at least one opening on the other hand, described opening constitutes the described gas collecting part of collecting another part waste gas at least in part.
In addition, described exhaust part comprises cover, described cover be positioned on the described opening on the one hand and described packaged unit on, link to each other with described packaged unit on the other hand, this cover constitutes the described gas collecting part that collection is used to offer another part waste gas of described hot machine at least in part.
In this embodiment, described exhaust part comprises wrap, described wrap is positioned on the part of described housing of described exhaust part, be connected with this part of described housing, and limit a pipeline that constitutes described gas delivery components at least in part with this part of described housing.
According to another mode of execution, described exhaust part adopts the form of housing, described housing comprises two compartments that separated by dividing plate in inside, a wherein compartment of these two compartments is admitted the depollution parts, and another compartment constitutes the described gas delivery components of carrying waste gas towards the direction of described hot machine at least in part.
Another mode of execution relates to the purification part, described purification part comprises that housing and constitutes the pipeline of described gas delivery components, the described pipeline that constitutes described gas delivery components has an end, on the one hand, the described pipeline that constitutes described gas delivery components is connected to described housing at this place, end, the outlet port of described exhaust part is led in this end on the other hand, and this end also has the export department that constitutes described gas collecting part at least in part on the other hand.
Another mode of execution is that also described exhaust part comprises the depollution parts in inside, and described depollution parts are by vertically comprising at least one passage, and described passage formation is sent to waste gas the gas delivery components of hot machine or admits this gas delivery components.
Another feature of this exhaust part is: described exhaust part comprises cooling-part, in order to guarantee to be collected and to be sent to the waste gas cooling of hot machine.
Another supplementary features are that described exhaust part comprises the clearance of particles parts, in order to remove at least a portion of its particle that contains from the waste gas of collecting.
At last, the gas delivery components of this exhaust part is the form of pipe at least in part, the shape and/or the cross section of pipe are determined to be: make such pipe adapt to the surrounding enviroment of described exhaust part, particularly adapt to the cocoon formula chamber (cocon) that forms at the Motor Vehicle place, it is indoor that described exhaust part will be located in this cocoon formula.
The utility model relates to the vent systems of the automobile-use that has hot machine in addition, this vent systems comprises at least one exhaust part and the supply part of waste gas is provided for described hot machine, it is characterized in that, the described supply part of supplying with described hot machine comprises the gas collecting part on the one hand, it is used at exhaust part place that purifies the part formation and/or its collected downstream waste gas, and described supply part comprises that on the other hand the waste gas that is used for collecting is sent to the gas delivery components of described hot machine.
First mode of execution is that vent systems comprises the gas collecting part that is used for collecting at above-mentioned exhaust part place waste gas.
Vent systems also can comprise the gas collecting part, and it is made of the aperture that forms in described exhaust part downstream, and described gas delivery components is made of tubular guidewire road or like parts.
At last, the utility model relates to hot machine formula Motor Vehicle, described hot machine is connected with the vent systems that comprises at least one exhaust part on the one hand, supply with waste gas by supply part on the other hand, it is characterized in that, the described supply part of supplying with described hot machine comprises the gas collecting part on the one hand, and in order to exhaust part place and/or the collected downstream waste gas that constitutes at the purification part, and described supply part comprises that on the other hand the waste gas that is used for collecting is sent to the gas delivery components of described hot machine.
One particular embodiment is, carries the described gas delivery components of the waste gas of collecting to form at the environment part place of described vent systems at least in part, and described gas delivery components particularly is integrated in this environment part.
In fact, described environment part is made of protection part, skin part, constitutional detail or other parts of Motor Vehicle.
Advantage of the present utility model is, provide by purifying the waste gas of part pollution abatement in advance for hot machine, can avoid damaging the supply part and the turbocompressor of (waste gas) being provided for hot machine like this, and fuel is burnt better, and this shows as the grain amount that hot machine that minimizing has been supplied to EGR gas is discharged.
Another advantage is that these waste gas through supercooling, so just can not influence the performance of hot machine before arriving hot machine.
From waste gas, remove by purify the part degraded (particularly waste gas and their heat, with effect of impact under, the bump of heat, physics or other types for example) particle that is produced advantageously can avoid turbocompressor even hot machine and/or supply mechanism to be damaged.
Description of drawings
Along with below with reference to the description to the mode of execution that only provides as non-limiting example, other purpose of the present utility model and advantage will embody.
To be convenient to understand this description with reference to the following drawings:
-Fig. 1 is connected with vent systems and the schematic representation of the motor that combines with the supply part that waste gas is provided to it;
-Fig. 2 is the perspective schematic view that comprises the exhaust part of supply part according to first mode of execution;
-Fig. 3 is the partial schematic perspective view that comprises the exhaust part of supply part according to second mode of execution;
-Fig. 4 is the longitudinal profile schematic representation that comprises the exhaust part of supply part according to the 3rd mode of execution;
-Fig. 5 is the radial section schematic representation of exhaust part shown in Figure 4;
-Fig. 6 is the perspective schematic view that comprises the exhaust part of supply part according to the 4th mode of execution;
-Fig. 7 is the longitudinal profile schematic representation of exhaust part shown in Figure 6;
-Fig. 8 is the perspective schematic view that comprises the exhaust part of supply part according to the 5th mode of execution;
-Fig. 9 is the longitudinal profile schematic representation of exhaust part shown in Figure 8;
-Figure 10 is the perspective schematic view that comprises the exhaust part of supply part according to the 6th mode of execution;
-Figure 11 is the longitudinal profile schematic representation of exhaust part shown in Figure 10;
-Figure 12 is the schematic representation that comprises the vent systems of supply part according to the 6th mode of execution.
Embodiment
The utility model relates to the automotive industry field, particularly can guarantee the field of the equipment of the gaseous emission that fuel is produced in the internal combustion engine internal combustion that automobile had.
Fig. 1 represents such exhaust apparatus, and this exhaust apparatus is the form of vent systems 1 usually, and vent systems 1 is connected with hot machine 2 and is made of a plurality of exhaust parts 3.
Known ground, this vent systems 1 included exhaust part 3 is made of the manifold 4 that is connected with hot machine 2 and at least one purification part 5,5 ' at least in part.
To this, it may be noted that such purification part 5 can be chemical type and/or physical.
In fact, such purification part 5 can be a chemical type, and it is designed for by chemistry route destroy contaminants at least in part.Be known that the purification part 5 of this chemical type thereby can constitute that this Catalyst Design is used to eliminate at least a portion nitrogen oxides (NOx) by catalyzer 6.
But this purifies also physical of part 5, is designed for by physical route destroy contaminants at least in part.Be known that the purification part 5 of this physical thereby can constitute that particulate filter 7 is designed for the carbon black that at least a portion, particularly use for diesel engine fuel combustion of eliminating the particle that waste gas contains produced by particulate filter 7 (FAP).
At last, this purification part 5 can be by physics and chemically combined system, particularly catalyzer-particulate filter (being commonly referred to cata-FAP) or similar system formation.
Also will notice, and purify part 5 ' and can guarantee that the part 5 ' of eliminating waste gas elimination noise pollution of the mobile noise pollution of sending in vent systems 1 constitutes by being designed for.Thereby such purification part 5 ' is made of baffler or like parts.
In fact, this discharging part 5 ' of making an uproar that removes is usually located at vent systems 1 place, and the direction that flows in 1 along waste gas in vent systems is in the downstream of purification part 5 chemistry and/or physics.
One supplementary features are: vent systems 1 also can comprise such exhaust part 3, and this exhaust part 3 is by placing the turbocompressor 8 between manifold 4 and the scrubbing discharging part 5,5 ' to constitute.
Known ground, this turbocompressor 8 comprises turbo machine on the one hand, this turbo machine is installed in to drive on the circuit of waste gas of self-heating machine 2 and by these exhaust flows and rotates, turbocompressor 8 comprises compressor on the other hand, this compressor is driven by described turbo machine, and is designed for before the mixture of gas even gas and fuel enters hot machine 2 it is compressed.
It should be noted that in the scope that meets the hot machine 2 of operation under the exhaust gas recirculation principle of the present utility model (EGR principle), in fact compressor was designed for before the mixture of such waste gas even fuel+waste gas enters hot machine 2 it is compressed.
For this reason, the Motor Vehicle that hot machine 2 is housed also comprises supply part 9, and its at least a portion that is designed for the waste gas that assurance produced hot machine 2 fuel combustion offers hot machine 2.
According to the utility model, supply part 9 comprises gas collecting part 10 in fact on the one hand, is used for along the flow direction of waste gas vent systems 1 in, at exhaust part 3 places and/or the collected downstream waste gas that purify part 5,5 ' formation.
On the other hand, described supply part 9 comprises gas delivery components 11, it is designed for thermotropism machine 2 and carries the waste gas of collecting, and particularly (and at first) flows to turbocompressor 8, and turbocompressor 8 is designed for and guarantees these gases of compression before these gas enters hot machine 2.
It should be noted that in this respect, in fact can ensure to hot machine 2 by the different system of being described in the following description waste gas is provided.
Therefore, according to meeting first system of the present utility model, more particularly, exhaust part 3 comprises at least a portion that the supply part 9 of waste gas is provided to hot machine 2 just.
Thereby supply part 9 comprises gas collecting part 10, its be used for purify part 5, waste gas is collected at 5 ' exhaust part 3 places that constitute.In fact, and according to a preferred implementation of the present utility model, preferably the outlet at exhaust part 3 guarantees gas sampling.
Fig. 2 represents first mode of execution of the present utility model, and wherein gas collecting part 10 is made of the aperture 12 that exhaust part 3 places form, and gas delivery components 11 is made of pipe 13 or like parts.
It should be noted that the shape and/or the cross section of pipe 13 are specified to: make pipe 13 be adapted to the cocoon formula chamber that the environment of exhaust part 3, particularly adaline motor-car place form, exhaust part 3 with in place in this cocoon formula chamber.
For aperture 12, this aperture 12 can be made of the joint part (branchement) of at least one opening of a pipe (particularly constituting the end of the pipe 13 of gas delivery components 11) in being located at described exhaust part 3, described at least one opening is preferably near the outlet of exhaust part 3, and this is along the flow direction of gas in vent systems 1.
Should also be noted that described opening preferably is located at the wall place of housing 14, housing 14 envelopes are enclosed depollution parts 30 and are constituted exhaust part 3 at least in part.
, it should be noted that exhaust part 3 is made of housing 14 usually at least in part for this reason, housing 14 thereby can comprise packaged unit 15, packaged unit 15 is designed to according to the flow direction of gas in housing 14 this housing 14 be sealed in its outlet port.
According to supplementary features of the present utility model, more particularly, can see in the mode of execution shown in Fig. 3-5, thereby packaged unit 15 can constitute the gas collecting part 10 of collecting waste gas at least in part just.
Or rather, and as in same these figure, seeing, packaged unit 15 can be designed to enclosing housing 14, housing 14 is the shape of pipe at least in part, and this pipe is particularly by known rolling-phase embedding (technology of roul é-serti) even form by technology such as assembling two and half shells.
Equally, according to mode of execution shown in Figure 3, packaged unit 15 comprises that on the one hand coupling member 16, coupling member 16 are used for being connected to discharge pipe 17 realizations of atmosphere (even to purification part 5 ' of eliminating noise pollution) discharging with a part with waste gas; Packaged unit 15 comprises at least one coupling member 18 on the other hand, and at least one coupling member 18 is used for realizing being connected with at least one gas delivery components 11 that another part waste gas is sent to hot machine 2.
Packaged unit 15 preferably can be the form of cover piece 19, cover piece 19 is designed for closes housing 14, and at cover piece 19 places, (particularly on the top of cover piece 19) is formed with the coupling member 16 that is connected with discharge pipe 17 realizations on the one hand, (particularly locate) to be formed with at least one lateral protrusion 20 on the other hand in the bottom that cover piece 19 has, lateral protrusion 20 comprises the coupling member 18 that is connected with at least one gas delivery components 11 realizations.
It should be noted that,, can utilize at least one sheet metal to form the packaged unit 15 that is cover piece 19 forms by punching press according to a particular embodiment.This mode of execution allows on the one hand on the top of cover piece 19, form the described coupling member 16 that is connected with discharge pipe 17, allow on the other hand to form the described coupling member 18 (particularly lateral protrusion 20) that is connected with gas delivery components 11 at the place, bottom that cover piece 19 comprises.
Point out as top, this packaged unit 15 can be designed to accept the gas delivery components 11 that one or more conveying waste gas are used, gas delivery components 11 thereby preferably can be settled with symmetric mode with respect to such plane: this plane is by the axis of described exhaust part 3 along its extension.For this reason, it should be noted that, gas delivery components 11 thereby can be the form of pipe 21, the shape of pipe 21 and/or cross section (triangle, square, rectangular, trapezoidal, circular, oval, polygonal or other shape) are determined to be: make such pipe 21 adapt to the surrounding enviroment of exhaust parts 3, the cocoon formula chamber that forms, adaline motor-car place particularly, and described exhaust part even vent systems 1 all are located in this cocoon formula chamber.
According to another feature, the gas delivery components 11 that is pipe 21 forms has the area that the bigger environment with exhaust part 3 and pipe 21 carries out heat exchange.Advantageously, this mode of execution allow at pipe 21 inside and external agency, particularly carry out a large amount of heat exchanges between the ambient air, can advantageously reduce the temperature of the waste gas of the hot machine 2 of supply like this.
Figure 4 and 5 are represented another mode of execution of the packaged unit 15 of housing 14, and this mode of execution also can be by traditional rolling-phase embedding technique even by assembling two and half shells or other technology is achieved.
This packaged unit 15 comprises and the coupling member 16 that a part of toxic emission is connected to the discharge pipe 17 of the atmosphere part 5 ' of elimination noise pollution (even be discharged into) on the one hand, comprise at least one opening 22 on the other hand, opening 22 constitutes the gas collecting part 10 of collecting another part waste gas be used to offer hot machine 2 at least in part.
For this reason, it may be noted that packaged unit 15 also can be made of the cover piece 19 of enclosing housing 14.And cover piece 19 is traditional design advantageously, the therefore present manufactured enclosing housing 14 that is used for.In fact, and advantageously, a kind of like this layout of 19 need of cover piece: promptly form at least one opening 22 that waste gas is passed through of being used at this.
As seeing among Fig. 4, described exhaust part 3 also comprises cover 23, cover 23 be positioned on the opening 22 on the one hand and packaged unit 15 on, and cover 23 connect together with packaged unit 15 on the other hand (particularly with sealing means, for example by welding).
In fact, cover 23 constitute to be collected the gas collecting part 10 of another part waste gas that is used to offer hot machine 2 at least in part.
In this case, described gas collecting part 10 thereby by the cover 23 and opening 22 constitute.
As appreciable in the Figure 4 and 5, exhaust part 3 also comprises wrap 24, and wrap 24 (preferably longitudinally) is disposed on the part of housing 14 of exhaust part 3.In fact, preferably make the surrounding environment, the particularly top of exhaust part 3, side and/or below that guarantees to follow exhaust part 3 of laying of this wrap 24.Wrap 24 connects together with this part of housing 14 (with sealing means, preferably by welding), and forms a pipeline 25 with this part of housing 14, and pipeline 25 constitutes the gas delivery components 11 that thermotropism machine 2 is carried waste gas at least in part.Wrap 24 can be prolonged by a pipe, or is connected with this pipe that constitutes gas delivery components 11 another part.
According to another feature, cover 23 and wrap 24 are connected to each other, even (and preferably) be formed at same part, and as seeing among Fig. 4, described same part particularly forms by the punching press of sheet metal.Can be from additional (with being connected by welding especially) this part in housing 14 tops of exhaust part 3, this part constitutes a pair of epidermis formula parts (double-peau) in a way.
Therefore notice that in Fig. 5 described wrap 24 is extended on a suitable major part of housing 14, have the bigger area that carries out heat exchange with the environment of exhaust part 3.Advantageously, this mode of execution can be at the inside and the external agency of pipeline 25, particularly carry out a large amount of heat exchanges between the ambient air, so advantageously can reduce the temperature of the waste gas that offers hot machine 2.It should be noted that, pipeline 25 in addition can with the inner space thermal insulation of exhaust part 3, especially by heat insulating member being placed in the exhaust part 3, particularly in common wall section 26 places of the housing 14 of exhaust part 3 and pipeline 25 (or near), between the depollution parts 30 in particularly being received at this wall section 26 and by housing 14.
A mode of execution of the exhaust part 3 of housing 14 forms is taked in Fig. 6 and 7 expressions, and housing 14 comprises two compartments 27,28 that longitudinally extend on gas flow direction in inside.Compartment 27,28 is preferably adjacent, and can be separated by dividing plate 29, and dividing plate 29 can be separated two compartments 27,28 with sealing means.
One of compartment 27 is admitted depollution parts 30, and another compartment 28 constitutes at least in part towards the gas delivery components 11 of the direction conveying gas of hot machine 2.
The compartment 28 that constitutes gas delivery components 11 also has the bigger area that carries out heat exchange with environment, so that have bigger heat exchange area between the inside of compartment 28 and external agency, can reduce the temperature of the waste gas that is used to offer hot machine 2 like this.Should also be noted that compartment 28 in addition can with another compartment 27 thermal insulations, especially by another compartment 27 in, particularly near total dividing plate 29 places of two compartments 27,28 (or) placement heat insulating member.
As seeing among Fig. 7, compartment 27,28 leads to the outlet 31 of exhaust part 3.Therefore, in this case, be used to collect the gas collecting part 10 of waste gas thereby be made of the export department 32 of compartment 28, compartment 28 partly forms the gas delivery components 11 of thermotropism machine 2 conveying gas.
It may be noted that also compartment 28 can be prolonged by a pipe that constitutes another part of this gas delivery components 11 or be connected with this pipe.
Another feature of this mode of execution is, exhaust part 3 preferably forms by assembling two and half shells, one of them of described two and half shells limits the first portion of depollution compartment 27, and second half hull shape becomes at least a portion (even whole) of the compartment 28 of the second portion of depollution compartment 27 and gas delivery components 11.
A mode of execution of the exhaust part 3 of housing 14 forms is adopted in Fig. 8 and 9 expressions, housing 14 is included in inner wrap 41 of admitting gas depollution parts 30 on the one hand, exports the packaged unit 15 that 31 places comprise the wrap 41 that is used for enclosing housing 14 at it on the other hand.
This exhaust part 3 comprises gas delivery components 11, gas delivery components 11 is made of the pipeline 42 with an end 43, pipeline 42 is connected with the housing 14 (particularly with wrap 41) of exhaust part 3 at these 43 places, end, and pipeline 42 begins from this end 43 to extend, and preferably leaves housing 14 ground and extends.
According to another feature, outlet 31 places of exhaust part 3 are led in the end 43 of pipeline 42 even also have depollution parts 30.Thereby pipeline 42 43 places have an export department 44 in the end, this export department 44 constitutes the gas collecting part 10 of collecting waste gas at least in part.
Another feature is, (especially cylindricality) wrap 41 of the end 43 of pipeline 42 and housing 14 is extended substantially parallel, and its medial end portions 43 is attached on the housing 14, and end 43 preferably connects together by welding, soldering or similar techniques and housing 14.
In fact, and as seeing in Fig. 8 and 9, the end 43 of pipeline 42 is additional to wrap 41 tops of housing 14, more particularly be attached on the part of downstream of wrap 41, and end 43 45 links to each other with wrap 41 in the connection area.
, it should be noted that the end 43 of pipeline 42 thereby at the shape that has with 45 places, connection area that housing 14 is realized being connected and the shape complementarity of housing 14 is more particularly with the shape complementarity of the wrap 41 of housing 14 for this reason.
As mentioned above, housing 14 also comprises the packaged unit 15 of the above-mentioned type, and packaged unit 15 seals described wrap 41 at outlet 31 places of exhaust part 3.
As seeing in Fig. 8 and 9, packaged unit 15 comprises receiving-member 46, is used to admit the end 43 of above-mentioned pipeline 42.Receiving-member 46 is the mounting form, and the end 43 of pipeline 42 will be located in the mounting on the one hand, on the other hand the shape complementarity of the shape of this mounting and end 43.
One supplementary features are that packaged unit 15 connects together with the end 43 of pipeline 42, particularly by welding, soldering or similar techniques.
Another feature shown in Figure 9 is, on the one hand, pipeline 42 is at least in part and at least at its 43 places, end, constitute by first longitudinal component 47, first longitudinal component 47 is positioned on the wrap 41 of housing 14 of exhaust part 3, the shape complementarity of the shape of first longitudinal component 47 and wrap 41, and first longitudinal component is connected with wrap 41; On the other hand, pipeline 42 is made of second longitudinal component 48, second longitudinal component 48 combines with described first longitudinal component 47, and connects together with first longitudinal component 47 and packaged unit 15, and the form complementation of the shape of second longitudinal component and packaged unit 15.
According to the preferred implementation shown in Fig. 8 and 9, pipeline 42 is made of socketed pipe 49 on the one hand, is made of pipe 50 on the other hand, and pipe 50 is connected with socketed pipe 49 by nested and/or welding.
For this reason, (the having above-mentioned feature) aforesaid end 43 that also it may be noted that pipeline 42 is therefore at socketed pipe 49 places, particularly form at the place, end of socketed pipe 49.
Particularly, as seeing among same these figure, preferably on the one hand by first longitudinal component 47 be made of second longitudinal component 48 on the other hand, these longitudinal components 47,48 have above-mentioned feature to described socketed pipe 49.
As mentioned above, the end 43 of pipeline 42 connects together with the wrap 41 of housing 14 and the packaged unit 15 of housing 14.
Therefore, can notice, on the one hand, weld seam 51 between the wrap 41 of 43 places, end that are connected pipeline 42 between the end 43 of pipeline 42 and the wrap 41 of housing 14, the end 43 (especially first longitudinal component, 47 places of the end 43 of pipeline 42) by placing pipeline 42 and housing 14 is guaranteed, wherein weld seam 51 is at least a portion of the profile portion of wrap 41 (even preferably the integral body of this profile portion), and the end 43 of pipeline 42 is attached on this profile portion; On the other hand, being connected between the end 43 of pipeline 42 and the wrap 41 of housing 14, longitudinal edge 52 places in the end 43 of pipeline 42, weld seam 51 between the end 43 (especially first longitudinal component, 47 places of the end 43 of pipeline 42) by placing pipeline 42 and the wrap 41 of housing 14 is guaranteed, wherein this weld seam is at least a portion (even preferred whole longitudinal part) of the longitudinal part of wrap 41, and the end 43 of pipeline 42 is attached on this longitudinal part.
Advantageously, the existence of the weld seam 51 of these cross types can guarantee the excellent sealing of exhaust part 3.
The another feature that constitutes the pipeline 42 of gas delivery components 11 is: the shape of this pipeline and/or cross section (triangle, square, rectangular, trapezoidal, circular, oval, polygonal or other shape) is determined to be: make the surrounding enviroment of pipeline 42 adaptation exhaust parts 3, particularly adapt to the cocoon formula chamber of the above-mentioned type.
Another mode of execution of Figure 10 and 11 expression exhaust parts 3, exhaust part 3 comprises the depollution parts 30 that are the depollution block form in inside.
This depollution block has at least one passage 33, and passage 33 longitudinally extends by the mobile and relative exhaust part 3 of waste gas in exhaust part 3.
This passage 33 runs through the depollution block fully from a side to opposite side, and with the 30 the same outlets 31 of leading to exhaust part 3 of depollution parts.
It should be noted that passage 33 can according to circumstances form by after making at the depollution block it being imposed processing, extrusion moulding during perhaps by this depollution block of manufacturing.
But, according to a preferred implementation of the present utility model, the assembly that depollution parts 30 are assembled into side by side by a plurality of depollution modules and forming, these depollution modules adopt the form of depollution rod in a known way, and the assembling of depollution rod allows to form candle filter.
Form passage 33 in this case, thereby by lack at least one depollution module in such component internal., notice for this reason, can after making depollution parts 30, guarantee to lack a module, even carry out the module assembling, thereby form passage 33 by saving at least one module by removing such module.
According to the utility model, passage 33 can or (at least in part) constitute the gas delivery components 11 of thermotropism machine 2 conveying gas, perhaps admit gas delivery components 11.
Therefore, according to the preferred implementation shown in Figure 10 and 11, when passage 33 constituted gas delivery components 11 at least in part, passage 33 led to outlet 31 places of exhaust part 3 as depollution parts 30.In this case, gas collecting part 10 is made of the export department 32 at outlet 31 places of exhaust part 3 of passage 33.To notice that therefore passage 33 at itself and the export department relative place, end of end, is connected in (passing the wall of exhaust part 3) pipe 34, pipe 34 is used for that gas is sent to hot machine 2 and also constitutes gas delivery components 11 at least in part.
But according to another unshowned mode of execution, passage 33 receives a gas delivery components 11, and this gas delivery components 11 is made of the pipe or the like parts that extend in described passage 33 inside at least.
The same with depollution parts 30, this pipe leads to the outlet 31 of exhaust part 3.In this case, gas collecting part 10 is made of the export department at outlet 31 places of exhaust part 3 of this pipe.Therefore notice that this pipe and depollution parts 30 are tightly connected, especially at described export department place.Advantageously, can avoid waste gas to pass depollution parts 30 like this and be passed in the outer passage of pipe 33 and rise.
As seeing in Figure 10 and 11, depollution parts 30 with they in the relative end of the export department at outlet 31 places of exhaust part 3 or near this end, (constituting gas delivery components 11) pipe 34 passes the wall of exhaust part 3, so that arrive hot machine 2.
In this case, described pipe 34 can have the bigger area that carries out heat exchange with environment outside exhaust part 3, so that between the inside of pipe 34 and external agency, carry out a large amount of heat exchanges, can reduce the temperature of the waste gas that is used to offer hot machine 2 like this.
According to another feature of the exhaust part 3 that meets the utility model (with as described with top), this exhaust part 3 comprises cooling-part 35, is used to guarantee to be collected and to be sent to the cooling of the waste gas of hot machine 2.
As mentioned above, cooling-part 35 can make: gas delivery components 11 has the big heat exchange area that carries out heat exchange with surrounding environment, particularly atmospheric medium.
Another unshowned mode of execution can be that cooling-part 35 is made of the heat exchanger with gas delivery components 11 connections of carrying waste gas.Thereby this heat exchanger can be heat transport fluid is arranged (particularly water) in the form of interior mobile pipeline, and the radiator associated that comprises of this pipeline and Motor Vehicle.
According to another feature of the present utility model, cooling-part 35 also can comprise the heat insulating member that is used to make depollution parts 30 thermal insulations that gas delivery components 11 and exhaust part 3 had.
Above-described mode of execution can obviously improve the cooling to waste gas.
Also it may be noted that the waste gas of self-heating machine 2 to pass by at least one purification part 5,5 ' at least one exhaust part 3 that constitutes.
Purify part 5,5 ' and comprise depollution parts 30 in inside, depollution parts 30 may produce some particles under exhaust gas temperature, impact and/or aging effect, and these particles can be the forms of ceramic block, fiber, thin slice section etc.These particles constitute a threat to the compressor of turbocompressor 8 and to hot machine 2 and its surrounding environment, make them be damaged easily.
In order to overcome this shortcoming, meet exhaust part 3 of the present utility model and also can comprise clearance of particles parts 36, be used at least a portion particle that comprises from the waste scavenging waste gas of collecting.
As seeing in the accompanying drawings, clearance of particles parts 36 preferably are made of at least one particle collector, and particle collector according to circumstances forms at gas collecting part 10 places (Fig. 3 and 4) or gas delivery components 11 places (Fig. 7).
As mentioned above, and as seeing in the accompanying drawing, gas delivery components 11 can be made of pipe 13,21,34 or pipeline 25,39,42 at least in part, the shape of pipe or pipeline and/or cross section (triangle, square, rectangular, trapezoidal, circular, oval, polygonal or other shape) are determined to be: make such pipe 13,21,34 or such pipeline 25,39,42 adapt to the surrounding environment of exhaust parts 3, particularly adapt to the cocoon formula chamber that forms at the Motor Vehicle place, described exhaust part even vent systems 1 will be located in this cocoon formula chamber.
At last, as mentioned above, purifying the exhaust part 3 places collection waste gas that part 5,5 ' constitutes.
Equally, according to a preferred implementation of the present utility model, realize collecting the exhaust part 3 of at least a portion waste gas is made of the purification part 5 of above-mentioned chemistry and/or physical type (for example catalyzer 6, particulate filter 7, even catalyzer and particle filter the device of combination).
But,, realize collecting part 5 ' (for example baffler) formation of the exhaust part 3 of at least a portion waste gas by the elimination noise pollution of the above-mentioned type according to another unshowned mode of execution.The part 5 ' of this elimination noise pollution is usually located in the vent systems 1, is in the downstream of the purification part 5 of above-mentioned chemistry and/or physical type along the flow direction of gas in vent systems 1.
The utility model also relates to vent systems 1, and according to meeting second system of the present utility model, vent systems 1 comprises the supply part 9 that waste gas is provided to hot machine 2.
According to the utility model, the supply part 9 of waste gas being provided for hot machine comprises gas collecting part 10 on the one hand, it is used for purifying part 5,5 ' exhaust part 3 places that constitute (preferably in outlet 31) and/or at the collected downstream waste gas of this exhaust part 3, supply part 9 comprises gas delivery components 11 on the other hand, and it is used for thermotropism machine 2 and carries the gas of collecting.
, can notice for this reason,, collect the gas collecting part 10 that waste gas uses and locate to form that exhaust part 3 has and the identical feature of exhaust part 3 (first system) as above description target at exhaust part 3 (particularly exporting 31) according to first mode of execution.
But according to second mode of execution shown in Figure 12, gas collecting part 10 can be made of aperture 37, and aperture 37 forms along the downstream of the flow direction of gas in vent systems 1 at exhaust part 3.More particularly, aperture 37 forms at discharge pipe 38 places, and discharge pipe 38 extends from 3 beginnings of exhaust part and in the outlet of this exhaust part 3, in order to airborne release waste gas.
In fact, guarantee such aperture 37 by at least one opening Zhi Lianyi tubular guidewire road 39 or like in being located at discharge pipe 38, pipeline 39 or like constitute the gas delivery components 11 that thermotropism machine 2 is carried waste gas at least in part.
Supplementary features of the present utility model are, gas delivery components 11 is the form of pipe 13,21,34 or pipeline 39,42 at least in part, the shape of pipe or pipeline and/or cross section (triangle, square, rectangular, trapezoidal, circular, oval, polygonal or other shape) are determined to be: make pipe 13,21,34 or pipeline 39,42 adapt to the surrounding environment of vent systems 1, the cocoon formula chamber that forms, adaline motor-car place particularly, wherein vent systems 1 will be located in this cocoon formula chamber.
Another supplementary features of this vent systems 1 are, vent systems 1 comprises that in the downstream of exhaust part 3 (particularly at the outlet of exhaust part 3 and the discharge pipe 17,38 that extends from this exhaust part 3) charge valve 40, charge valve are used for regulating flow and/or the pressure (Fig. 1) of these waste gas in gas delivery components 11.
In fact, this charge valve 40 is made of backpressure valve (vanne de contre-pression) ' backpressure valve preferably spherical valve body or similar type.
, can notice that this charge valve 40 is designed for (unshowned) control system that comprises by Motor Vehicle and handles for this reason.
In fact, preferably guarantee this manipulation, when making that load when hot machine is very little or being sub load, waste gas is sent to hot machine 2, and when hot machine 2 full loads, these waste gas preferably are discharged in the atmosphere.
Another feature is that also vent systems 1 comprises turbocompressor 8, and turbocompressor 8 comprises a turbo machine, and the waste gas that turbo machine is designed to be come out from hot machine 2 on the one hand drives, and aspirates waste gas that be collected and that wait to be sent to hot machine 2 on the other hand.
The utility model also relates to the Motor Vehicle that has hot machine 2, and hot machine 2 is connected with the vent systems 1 that comprises at least one exhaust part 3 on the one hand, is supplied to waste gas by the supply part 9 that meets by tertiary system system of the present utility model on the other hand.
According to the utility model, the supply part 9 of hot machine 2 still comprises gas collecting part 10 on the one hand, it is used for purifying part 5,5 ' exhaust part 3 places (preferably in the outlet port) and/or its collected downstream waste gas that constitutes, and supply part 9 comprises the gas delivery components 11 that is used for the gas of collecting is sent to hot machine 2 on the other hand.
According to first mode of execution of this Motor Vehicle, the included exhaust part 3 of this Motor Vehicle meets above-mentioned first system, more particularly relates to gas collecting part 10 and gas delivery components 11.
According to second mode of execution of this Motor Vehicle, the vent systems 1 that this Motor Vehicle had meets above-mentioned second system, more particularly still relates to gas collecting part 10 and gas delivery components 11.
But,, carry the gas delivery components 11 of collecting gas to form at an environment part place of vent systems 1 at least in part according to another mode of execution.A preferred implementation of the present utility model is that gas delivery components 11 is included in this environment part.
To this; it should be noted that; this environment part thereby protection part (the particularly anti-warmware that can comprise by Motor Vehicle; heat shield panel for example), skin part (the particularly skin part of body bottom section), constitutional detail (particularly the part of body bottom section, bodywork parts, frame parts etc.) or other like parts constitute.
This mode of execution advantageously can be integrated in the function of conveying gas in the existing environment part, particularly by revising this existing environment part.In fact, this modification can be simply: special in forming a pair of epidermis, form a space at this part place.
The utility model also relates to the method that the hot machine 2 that comprises to Motor Vehicle provides gas, and hot machine 2 is connected with the vent systems 1 that comprises at least one exhaust part 3, and exhaust part 3 comprises purification part 5,5 '.
More particularly (but not limiting) can implement this method by at least one system in above-mentioned three systems.
In fact, this method is: locate at least a portion of (especially exporting 31 places) and/or this purification part 5,5 ' collected downstream waste gas purifying part 5,5 '; And these collections and removed the gas that pollutes and offer hot machine 2.
For this reason, it should be noted that, when flowing in these gases are being given the supply part 9 of the gas after hot machine 2 provides depollution, in fact these waste gas flow towards such direction: this direction with directly come self-heating machine 2 and arrive the direction of the gas in the described purification part 5,5 ' opposite.
This method also is, ensuring to before hot machine 2 provides the waste gas of collection, guarantees these gases of cooling.
In fact, collect between site (gas collecting part 10) and the hot machine 2 at gas, in pipeline (pipe 13,21,34, pipeline 25,42, tubular guidewire road 39), flow by guaranteeing the gas of collecting, guarantee to make the collection gas cooling, described pipeline has the bigger area that carries out heat exchange with environment, particularly atmospheric medium.
Another mode of execution is, by the gas that guarantees to collect collect between site (gas collecting part 10) and the hot machine 2 at gas, the included pipeline of a heat exchanger or with the pipeline of this heat exchanger connection in flow the cooling that guarantees to collect gas.
According to supplementary features of this method, before ensuring to hot machine 2 waste gas of collection is provided, at least a portion of the particle that contains them from these gas clean-ups particularly guarantees these granule capturings in particle collector 36.
In fact, these particles especially produce the degeneration that causes from the degeneration of exhaust part 3 (d é gradation), particularly waste gas, and these particles can be made of ceramic block, fiber, thin slice section etc.
Another feature is, by acting on the included charge valve 40 of vent systems 1, guarantees that gas flows towards the direction of hot machine 2, and this charge valve is particularly collected the downstream in site (gas collecting part 10) at gas.
Another mode of execution is: under the suction function that the turbocompressor 8 that is connected with gas collection site (gas collecting part 10) produces, guarantee that gas thermotropism machine 2 flows.
One particular embodiment is, under the suction function that turbocompressor 8 produces and be applied under the effect of the action on the described charge valve 40, guarantees that waste gas thermotropism machine 2 flows.
As mentioned above, this method is, purifying part 5,5 ' exhaust part 3 places that constitute (especially preferably in outlet) and/or at the collected downstream waste gas of exhaust part 3.
In fact, and according to first mode of execution, purify part 5 and be chemistry and/or physical type, and especially can constitute by catalyzer 6 and/or particulate filter 7 or like parts.
Second mode of execution is, purifies the noise depollution type of part 5 ' for especially being made of baffler or like parts.
In fact, the part 5 ' of elimination noise pollution can be positioned at the downstream of the purification part of chemistry and/or physical along the flow direction of gas in vent systems 1.

Claims (20)

1. exhaust part (3), it is used to have the vent systems (1) of the Motor Vehicle of hot machine (2),
-described exhaust part (3) comprises purification part (5; 5 ') and the supply part (9) of waste gas is provided for hot machine (2), described supply part (9) comprises gas collecting part (10) on the one hand, described gas collecting part is used for locating to collect waste gas at described purification part (5,5 '), and described supply part (9) comprises the gas delivery components (11) that is used for the waste gas of collecting is sent to described hot machine (2) on the other hand;
-described exhaust part (3) adopts the form of housing (14), described housing (14) comprises two compartments that separated by dividing plate (29) (27,28) in inside, a wherein compartment (27) of these two compartments is admitted depollution parts (30), and another compartment (28) constitutes the described gas delivery components (11) of carrying waste gas towards the direction of described hot machine (2) at least in part;
-it is characterized in that, described exhaust part (3) is assembled by two and half shells, wherein half shell of this two and half shell limits the first portion of the described compartment (27) that depollution uses, and second half shell limit the described compartment (27) that depollution uses second portion, with at least a portion of the described compartment (28) of described gas delivery components (11).
2. exhaust part as claimed in claim 1 (3), it is characterized in that, described gas collecting part (10) is made of the export department (32) of the described compartment (28) that forms described gas delivery components (11), and forms the described compartment (28) of described gas delivery components (11) and the same outlet (31) of leading to described exhaust part (3) of described compartment (27) of the described depollution parts of admittance (30) is located.
3. as each described exhaust part (3) in the above-mentioned claim, it is characterized in that described exhaust part (3) comprises cooling-part (35), in order to guarantee to be collected and to be sent to the waste gas cooling of hot machine (2).
4. exhaust part as claimed in claim 3 (3) is characterized in that, described cooling-part (35) comprises heat insulating member, is used to described depollution parts (30) thermal insulation that described gas delivery components (11) and described exhaust part (3) are had.
5. exhaust part as claimed in claim 4 (3) is characterized in that, described heat insulating member is positioned the inside of the described compartment (27) that depollution uses.
6. exhaust part as claimed in claim 3 (3) is characterized in that, described cooling-part (35) makes: described gas delivery components (11) has the big heat exchange area that carries out heat exchange with environment.
7. exhaust part as claimed in claim 1 or 2 (3), it is characterized in that, described gas delivery components (11) is the form of pipe or pipeline at least in part, and the shape and/or the cross section of pipe or pipeline are determined to be: make such pipe or pipeline adapt to the surrounding enviroment of described exhaust part (3).
8. exhaust part as claimed in claim 1 or 2 (3) is characterized in that, described exhaust part (3) comprises clearance of particles parts (36), in order to remove at least a portion of its particle that contains from the waste gas of collecting; Described clearance of particles parts (36) are made of at least one particle collector, and described particle collector is according to circumstances located or located to form in described gas delivery components (11) at described gas collecting part (10).
9. exhaust part as claimed in claim 1 or 2 (3) is characterized in that, the purification part (5) that described purification part is chemistry and/or physical type.
10. exhaust part as claimed in claim 1 or 2 (3) is characterized in that, described purification part is made of the part (5 ') of eliminating noise pollution.
11. exhaust part as claimed in claim 5 (3) is characterized in that, described heat insulating member is positioned at described two compartments (27; 28) Gong You described dividing plate (29) locate or near.
12. exhaust part as claimed in claim 6 (3) is characterized in that described environment is an atmospheric medium.
13. exhaust part as claimed in claim 7 (3) is characterized in that, described pipe or pipeline are adapted in the cocoon formula chamber of Motor Vehicle place formation, and it is indoor that described exhaust part (3) will be located in this cocoon formula.
14. exhaust part as claimed in claim 9 (3) is characterized in that, the purification part (5) of described chemistry and/or physical type is catalyzer (6), perhaps is particulate filter (7), perhaps is the device that catalyzer combines with particulate filter.
15. exhaust part as claimed in claim 10 (3) is characterized in that, the part (5 ') of described elimination noise pollution is a baffler.
16. have the vent systems (1) of the automobile-use of hot machine (2), this vent systems (1) comprises at least one exhaust part (3) and the supply part (9) of waste gas is provided for described hot machine (2), described supply part (9) comprises gas collecting part (10) on the one hand, it is used for locating and/or its collected downstream waste gas at described exhaust part (3), and described supply part (9) comprises that on the other hand the waste gas that is used for collecting is sent to the gas delivery components (11) of described hot machine (2), it is characterized in that described exhaust part (3) is as each is described in the claim 1 to 15.
17. vent systems as claimed in claim 16 (1), it is characterized in that, described vent systems (1) comprises charge valve (40) in the downstream of described exhaust part (3), and described charge valve is used for regulating flow and/or the pressure of waste gas in described gas delivery components (11).
18. vent systems as claimed in claim 16 (1), it is characterized in that, described vent systems (1) comprises turbocompressor (8), this turbocompressor (8) comprises turbo machine, described turbo machine is designed to be used for by the exhaust gas driven of coming out from described hot machine (2) on the one hand, is used for waste gas collected at suction and that wait to be sent to described hot machine (2) on the other hand.
19. have the Motor Vehicle of hot machine (2):
-described hot machine (2) is connected with the vent systems (1) that comprises at least one exhaust part (3),
-described hot machine (2) is supplied with waste gas by supply part (9), described supply part (9) comprises gas collecting part (10) on the one hand, in order to locating at described exhaust part (3) and/or its collected downstream waste gas, and described supply part (9) comprises that on the other hand the waste gas that is used for collecting is sent to the gas delivery components (11) of described hot machine (2);
-described Motor Vehicle is characterised in that, described exhaust part (3) is as each is described in the claim 1 to 15.
20. the Motor Vehicle that has hot machine (2) as claimed in claim 19; it is characterized in that; carry the described gas delivery components (11) of the waste gas of collecting to form at the environment part place of described vent systems (1) at least in part, and its protection part, skin part or constitutional detail by Motor Vehicle constitute.
CN2007900001205U 2006-11-14 2007-11-14 Exhaust part including component for supplying waste gas for engine, exhaust system, and motor vehicle Expired - Lifetime CN201535188U (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0654889 2006-11-14
FR0654889A FR2908472A1 (en) 2006-11-14 2006-11-14 METHOD FOR SUPPLYING EXHAUST GAS TO AN ENGINE, EXHAUST ELEMENT, EXHAUST LINE AND VEHICLE COMPRISING MEANS FOR SUPPLYING SUCH AN EXHAUST GAS ENGINE
PCT/FR2007/052338 WO2008059172A2 (en) 2006-11-14 2007-11-14 Method for supplying an engine with exhaust gas, exhaust element, exhaust line and vehicle comprising means for supplying such an engine with exhaust gas

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN2009202191135U Division CN201535189U (en) 2006-11-14 2007-11-14 Exhaust part and exhaust system comprising component for supplying exhaust gas for engine and motor vehicle

Publications (1)

Publication Number Publication Date
CN201535188U true CN201535188U (en) 2010-07-28

Family

ID=38149513

Family Applications (2)

Application Number Title Priority Date Filing Date
CN2009202191135U Expired - Lifetime CN201535189U (en) 2006-11-14 2007-11-14 Exhaust part and exhaust system comprising component for supplying exhaust gas for engine and motor vehicle
CN2007900001205U Expired - Lifetime CN201535188U (en) 2006-11-14 2007-11-14 Exhaust part including component for supplying waste gas for engine, exhaust system, and motor vehicle

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN2009202191135U Expired - Lifetime CN201535189U (en) 2006-11-14 2007-11-14 Exhaust part and exhaust system comprising component for supplying exhaust gas for engine and motor vehicle

Country Status (5)

Country Link
KR (1) KR101419447B1 (en)
CN (2) CN201535189U (en)
DE (2) DE212007000085U1 (en)
FR (1) FR2908472A1 (en)
WO (1) WO2008059172A2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105952519A (en) * 2016-07-16 2016-09-21 李陶胜 Internal combustion engine air intake and exhaust system purification device

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2908831B1 (en) * 2006-11-22 2011-11-04 Renault Sas ARRANGEMENT FOR THE ASSEMBLY OF AN EXHAUST GAS DERIVATION DRIVE HAVING AN END-OF-END FRONTIER CONDUCTED BY A DELEGATION DEVICE
FR2930286A3 (en) * 2008-04-17 2009-10-23 Renault Sas Exhaust line connector for supercharged diesel engine of motor vehicle, has exhaust pipe for exhausting burnt gas, where burnt gas captured by recirculation pipe is distributed at rear with respect to direction of gas in exhaust pipe
AT507633B1 (en) * 2009-06-25 2012-06-15 Avl List Gmbh EXHAUST SYSTEM WITH AN EXHAUST GAS TREATMENT SYSTEM
EP2781730A1 (en) * 2013-03-19 2014-09-24 Borgwarner Inc. Compact device for exhaust gas management in an EGR system
DE102013111313A1 (en) * 2013-10-14 2015-04-16 Witzenmann Gmbh Conduit for an exhaust system with exhaust gas recirculation
JP6701609B2 (en) * 2016-07-27 2020-05-27 マツダ株式会社 Vehicle intake and exhaust system
JP6376519B2 (en) * 2016-07-27 2018-08-22 マツダ株式会社 Vehicle exhaust system
DE102017101951B4 (en) 2017-02-01 2018-09-06 Witzenmann Gmbh Line part for an exhaust system of an internal combustion engine
JP7468996B2 (en) * 2019-03-25 2024-04-16 フタバ産業株式会社 EGR device

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08291772A (en) * 1995-04-20 1996-11-05 Mazda Motor Corp Egr gas taking-out structure for engine
US6138649A (en) * 1997-09-22 2000-10-31 Southwest Research Institute Fast acting exhaust gas recirculation system
JP2004176554A (en) * 2002-11-25 2004-06-24 Nissan Motor Co Ltd Engine erg device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105952519A (en) * 2016-07-16 2016-09-21 李陶胜 Internal combustion engine air intake and exhaust system purification device

Also Published As

Publication number Publication date
KR101419447B1 (en) 2014-07-14
KR20090082487A (en) 2009-07-30
DE112007002746B4 (en) 2012-01-12
DE112007002746T5 (en) 2009-09-24
DE212007000085U1 (en) 2009-10-01
CN201535189U (en) 2010-07-28
WO2008059172A2 (en) 2008-05-22
WO2008059172A3 (en) 2008-07-03
FR2908472A1 (en) 2008-05-16

Similar Documents

Publication Publication Date Title
CN201535188U (en) Exhaust part including component for supplying waste gas for engine, exhaust system, and motor vehicle
EP1157197B1 (en) Filter for egr system heated by an enclosing catalyst
US9605629B2 (en) Under-hood mounting configuration for a control unit of a work vehicle
CN100510333C (en) Internal combustion engine exhaust gas system
CN101225778A (en) An exhaust system for an internal combustion engine provided with an exhaust gas recirculation circuit
JP2011021496A (en) Exhaust emission control device
CN112682137B (en) Device for reducing automobile exhaust emission
WO2012074501A2 (en) Exhaust stack with baffles
US7461506B2 (en) Exhaust gas cooler
JP2009091983A (en) Exhaust emission control device
JP2002339810A (en) Exhaust gas recirculating device
CN216477616U (en) Engine aftertreatment device, engine and vehicle
CN113356970B (en) Air intake and exhaust system for removing dust of national six-GPF (general purpose power factor filter) of engine and control method of air intake and exhaust system
CN114165322A (en) Novel tail gas purification system for fuel oil train
CN100379953C (en) Muffler of motor vehicle for exhaust gas purification
JP7028586B2 (en) Exhaust gas aftertreatment method and exhaust pipe of diesel engine
WO2010123409A1 (en) Method and arrangement for recirculation of exhaust gases of a combustion engine
CN100432384C (en) Piston-type internal combustion engine
EP2105596A2 (en) Pre-turbine exhaust filtration system for internal combustion engines
CN218266068U (en) Smoke-discharging nitrogen-oxygen-reducing and particle-removing device for engine laboratory
CN219452256U (en) Engine thermal cycle system and car
CN217926042U (en) Engine exhaust system and vehicle
CN215109101U (en) Engine exhaust pipe
CN220687460U (en) Engine system and vehicle
CN216381576U (en) Novel tail gas purification system for fuel oil train

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term

Granted publication date: 20100728