WO2022184362A1 - Abgassystem für ein fahrzeug sowie verfahren zum montieren desselben - Google Patents
Abgassystem für ein fahrzeug sowie verfahren zum montieren desselben Download PDFInfo
- Publication number
- WO2022184362A1 WO2022184362A1 PCT/EP2022/052443 EP2022052443W WO2022184362A1 WO 2022184362 A1 WO2022184362 A1 WO 2022184362A1 EP 2022052443 W EP2022052443 W EP 2022052443W WO 2022184362 A1 WO2022184362 A1 WO 2022184362A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- connecting piece
- section
- outlet pipe
- longitudinal axis
- connection element
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000003197 catalytic effect Effects 0.000 claims abstract description 23
- 238000003466 welding Methods 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims description 16
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims description 4
- 238000003780 insertion Methods 0.000 claims 1
- 230000037431 insertion Effects 0.000 claims 1
- 238000002485 combustion reaction Methods 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- YBYIRNPNPLQARY-UHFFFAOYSA-N 1H-indene Chemical compound C1=CC=C2CC=CC2=C1 YBYIRNPNPLQARY-UHFFFAOYSA-N 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
Classifications
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- 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
-
- 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
- F01N13/08—Other arrangements or adaptations of exhaust conduits
-
- 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
-
- 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
- F01N13/1805—Fixing exhaust manifolds, exhaust pipes or pipe sections to each other, to engine or to vehicle body
-
- 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
- F01N13/1838—Construction facilitating manufacture, assembly, or disassembly characterised by the type of connection between parts of exhaust or silencing apparatus, e.g. between housing and tubes, between tubes and baffles
-
- 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
-
- 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
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
Definitions
- the present invention relates to an exhaust system for a vehicle and a method for assembling the same.
- the present invention relates in particular to an exhaust system for an internal combustion engine of a vehicle, for example a passenger car.
- Conventional exhaust systems for an internal combustion engine of a vehicle have a catalytic converter with an outlet pipe, which is connected via a connecting element or directly to an exhaust pipe of the vehicle in order to guide an exhaust gas flowing out of the outlet pipe of the catalytic converter out of the vehicle into the environment.
- the location and orientation of the exhaust pipe of the catalytic converter can depend on the specific configuration of the vehicle, in particular the engine compartment of the vehicle, for example whether it is a conventional vehicle with only an internal combustion engine or a hybrid vehicle with an internal combustion engine and an electric motor for propulsion of the vehicle.
- the vehicle in particular the engine compartment of the vehicle, for example whether it is a conventional vehicle with only an internal combustion engine or a hybrid vehicle with an internal combustion engine and an electric motor for propulsion of the vehicle.
- different components for discharging the exhaust gas flowing out of the catalytic converter to the environment and possibly different tools for assembling the different components are required, thereby increasing the manufacturing cost of the vehicle.
- An object of an embodiment of the present invention is to improve an exhaust system for a vehicle and a method of assembling the same.
- a method for assembling an exhaust system for a vehicle in an embodiment for a passenger car, has the following steps: a) providing an outlet pipe of a catalytic converter, b) providing a connecting piece with a passage for guiding a use of the exhaust system exhaust gas flowing out of the outlet pipe, c) providing a connecting element with a passage for guiding the exhaust gas flowing out of the connection piece during the intended use of the exhaust system, d) at least partially slipping the connection piece over the outlet pipe or at least partially inserting the connection piece into the outlet tube, e) setting a predetermined tilt angle between a longitudinal axis of the connector and a longitudinal axis of the outlet tube, f) welding the outlet tube and the connector at the set tilt angle, and g) conn inden the connecting element with the connecting piece.
- connection piece can be used for the connection due to the possibility of setting the tilt angle between the longitudinal axis of the connecting piece and the longitudinal axis of the outlet pipe and of welding the outlet pipe and the connecting piece at the set tilt angle of the exhaust pipe of the catalyst can be used with the joint member, whereby the manufacturing cost of the vehicle can be reduced.
- the tilting angle is an angle by which the connecting piece and thus the longitudinal axis of the connecting piece would have to be rotated so that the longitudinal axis of the connecting piece and the longitudinal axis of the outlet pipe coincide or are at least parallel to one another, or by which the outlet pipe and thus the longitudinal axis of the Outlet tube would have to be rotated so that the longitudinal axis of the connector and the longitudinal axis of the outlet tube coincide or are at least parallel to each other.
- the predetermined tilting angle between the longitudinal axis of the connecting piece and the longitudinal axis of the outlet pipe is different from 0°, in one embodiment it is greater than 5°, in one embodiment it is greater than 10°, in one embodiment it is greater than 20°, in one embodiment it is greater than 30°.
- a gas-tight connection can be produced between the outlet pipe and the connection piece by welding the outlet pipe and the connection piece.
- step a) an outlet pipe with predetermined external dimensions is provided
- step b) a connecting piece with a passage with predetermined internal dimensions is provided, the predetermined external dimensions of the outlet pipe and the predetermined internal dimensions of the passage of the connecting piece being selected such that in the at least partially slipped over the connection piece over the outlet pipe, the connection piece can be moved along the longitudinal axis of the outlet pipe and/or can be tilted at least by the predetermined tilting angle, or an outlet pipe with a passage with predetermined internal dimensions is provided in step a), in step b).
- Connector provided with predetermined external dimensions, wherein the predetermined external dimensions of the connector and the predetermined internal dimensions of the passage of the outlet pipe are chosen such that in the at least partially inserted state of the connector in the outlet pipe hr the connecting piece can be moved along the longitudinal axis of the outlet pipe and/or can be tilted at least by the predetermined tilting angle.
- the connecting piece can be welded to the outlet pipe at different positions along the longitudinal axis of the catalytic converter outlet pipe or the catalytic converter outlet pipe can be welded to the connecting piece at different positions along the longitudinal axis of the catalytic converter outlet pipe.
- the outlet pipe provided in step a) and the connecting piece provided in step b) are set up in such a way that in step d) when a predetermined section of the connecting piece is slipped over the outlet pipe, or when a predetermined section of the connecting piece is inserted into the outlet pipe, the connecting piece can be tilted relative to the outlet pipe according to the predetermined tilting angle between the longitudinal axis of the connecting piece and the longitudinal axis of the outlet pipe.
- the exhaust pipe and the joint can be welded in a state where the predetermined portion of the joint is put over the exhaust pipe, or in which the predetermined portion of the joint is inserted into the exhaust pipe.
- step g) the connecting element is connected to the connecting piece by means of a clamp, in one embodiment the clamp surrounds a radially protruding section of the connecting piece and a radially protruding section of the connecting element.
- connection that can be released in a simple manner can be established between the connecting element and the connecting piece.
- a connecting piece is provided with a first section, which in step d) is at least partially slipped over the outlet pipe, the first section of the connecting piece tapering at least in sections towards one end of the connecting piece, in one embodiment conically tapered, which is slipped over the outlet tube in step d), or in step a) an outlet tube is provided with a section into which in step d) the connecting piece is at least partially inserted, the section of the outlet tube extending towards one end of the outlet tube tapered at least in sections, tapered conically in one embodiment, in which the connecting piece is at least partially inserted in step d).
- a larger tilting angle between the longitudinal axis of the connecting piece and the longitudinal axis of the outlet pipe can be specified and set compared to cases in which the first section of the connecting piece is designed as a circular cylinder or the section of the outlet pipe is designed as a circular cylinder.
- step b) provides a connecting piece with a second section, which adjoins the first section of the connecting piece and tapers at least in sections towards the first section of the connecting piece, in one embodiment conically tapering, provided in step c) a connecting element with a first section and a second section adjoining the first section, which has smaller external dimensions than an end of the first section of the connection element adjoining the second section of the connection element, the first section of the connection element tapering at least in sections in the direction away from the end adjoining the second section of the connection element, in one embodiment tapering conically , provided, in step g) the first section of the connecting element is inserted at least in sections into the second section of the connecting piece, the method further having the following step: h) connecting the connecting element to the connecting piece by means of a clamp, in particular the clamp connecting the end of the first section of the connecting element and an end of the second section of the connecting piece which is remote from the first section of the connecting piece.
- a gas-tight connection that can be released in a simple manner can be established between the connecting piece and the connection element.
- the tilting angle is set using a gauge.
- the gauge can have devices for holding the outlet pipe and the connecting piece, for example, which are set up to hold or move the connecting piece in a predetermined position in relation to the orientation and position of the outlet pipe of the catalytic converter, the predetermined position corresponding to the predetermined tilting angle . to fix.
- the predefined tilting angle can be adjusted in a simple manner.
- the outlet pipe provided in step a) and/or the connecting piece provided in step b) and/or the connection element provided in step c) has a metal or consists of at least one metal.
- the connection element can be designed as a flexible, hose-like element, which can have plastic, for example.
- the connecting piece in an embodiment in which the connecting piece has a metal or consists of at least one metal, the connecting piece can be used in situations in which ambient temperatures in the engine compartment or temperatures of the exhaust gas flowing through the exhaust pipe range from about 600°C to about 1000°C.
- an exhaust system for a vehicle in an embodiment for a passenger car, has: a) an outlet pipe of a catalytic converter, b) a connecting piece with a passage for guiding an exhaust gas flowing out of the outlet pipe when the exhaust system is used as intended , c) a connection element with a passage for guiding the exhaust gas flowing out of the connection piece during the intended use of the exhaust system, wherein d) the connection piece is at least partially slipped over the outlet pipe or the connection piece is at least partially inserted into the outlet pipe, e) a predetermined Tilt angle is adjusted between a longitudinal axis of the connector and a longitudinal axis of the outlet tube, f) the outlet tube and the connector are welded at the adjusted tilt angle, and g) the connecting element is connected to the connector.
- connection piece can be used for the connection due to the possibility of setting the tilt angle between the longitudinal axis of the connecting piece and the longitudinal axis of the outlet pipe and of welding the outlet pipe and the connecting piece at the set tilt angle of the exhaust pipe of the catalyst can be used with the joint member, whereby the manufacturing cost of the vehicle can be reduced.
- the tilting angle is an angle by which the connecting piece and thus the longitudinal axis of the connecting piece would have to be rotated so that the longitudinal axis of the connecting piece and the longitudinal axis of the outlet pipe coincide or are at least parallel to one another, or by which the outlet pipe and thus the longitudinal axis of the outlet pipe must be rotated would have to be rotated so that the longitudinal axis of the connector and the longitudinal axis of the outlet tube coincide or are at least parallel to each other.
- the predetermined tilt angle between the longitudinal axis of the connecting piece and the longitudinal axis of the outlet tube is different from 0°, in one Execution greater than 5°, in one execution greater than 10°, in one execution greater than 20°, in one execution greater than 30°.
- a gas-tight connection between the outlet pipe and the connection piece can be achieved as a result of the welded connection between the outlet pipe and the connection piece.
- connection element is connected to the connection piece by means of a clamp, in one embodiment the clamp encompasses a radially protruding section of the connection piece and a radially protruding section of the connection element.
- connection that can be released in a simple manner can be provided between the connecting element and the connecting piece.
- the connecting piece has a first section which is at least partially slipped over the outlet pipe, the first section of the connecting piece tapering at least in sections in the direction of one end of the connecting piece, in one embodiment tapering conically, which is slipped over the outlet pipe, or the outlet pipe has a section into which the connecting piece is at least partially inserted, the section of the outlet pipe tapering towards one end of the outlet pipe at least in sections, in one embodiment conically tapering, into which the connecting piece is at least partially inserted.
- a larger tilting angle between the longitudinal axis of the connecting piece and the longitudinal axis of the outlet pipe can be specified and set compared to cases in which the first section of the connecting piece is designed as a circular cylinder or the section of the outlet pipe is designed as a circular cylinder.
- the connecting piece has a second section which adjoins the first section of the connecting piece and tapers at least in sections in the direction of the first section of the connecting piece, in one embodiment tapering conically, the connecting element having a first section and one connected to the first section subsequent second section having a has smaller external dimensions than an end of the first section of the connection element adjoining the second section of the connection element, wherein the first section of the connection element tapers at least in sections in the direction away from the end adjoining the second section of the connection element, in one embodiment tapers conically, the first section of the connection element is inserted at least in sections into the second section of the connection piece, and the connection element is connected to the connection piece by means of a clamp, the clamp in particular being the end of the first section of the connection element and an end of the second section facing away from the first section of the connection piece Section of the connector encompasses.
- a gas-tight connection that can be released in a simple manner can be established between the connecting piece and the connection element.
- the outlet pipe and/or the connection piece and/or the connection element has a metal or consists of at least one metal.
- the connection element can be designed as a flexible, hose-like element, which can have plastic, for example.
- the connecting piece in an embodiment in which the connecting piece has a metal or consists of at least one metal, the connecting piece can be used in situations in which ambient temperatures in the engine compartment or temperatures of the exhaust gas flowing out of the outlet pipe are in the range from about 600° C. to about 1000 °C prevail.
- the exhaust system is assembled according to a method described above for assembling an exhaust system for a vehicle.
- a vehicle in one embodiment a passenger car, has an exhaust system for a vehicle as described above.
- Fig. 1 is a flow chart to illustrate a
- FIG. 1 is a flow chart showing a method for assembling an exhaust system 100 for a vehicle, in an embodiment for a passenger car, according to an embodiment of the present invention.
- an outlet pipe 11 of a catalytic converter 10 which is connected to the catalytic converter or is intended to be connected to the catalytic converter 10 at a later time, is provided.
- the catalytic converter 10 can be connected, for example, via corresponding connecting elements to a non-illustrated internal combustion engine or an internal combustion engine of the vehicle and be set up to clean the exhaust gas produced by the internal combustion engine.
- a connection element 30 is provided with a passage for guiding the exhaust gas flowing out of the connecting piece 20 when the exhaust system 100 is used as intended.
- the outlet pipe 11 and/or the connecting piece 20 and/or the connection element 30 has a metal or consists of at least one metal.
- the connecting element 30 can be designed as a flexible, hose-like element, which can have plastic, for example.
- the connecting piece 20 can be used in situations in which ambient temperatures in the engine compartment or temperatures of the exhaust gas flowing out of the outlet pipe 11 are in the range of approximately 600° C prevail up to about 1000°C.
- step S40 the connecting piece 20, as illustrated in FIGS. 2, 3 and 4, is slipped at least partially over the outlet pipe 11 of the catalytic converter 10.
- the connection piece can alternatively also be inserted at least partially into the outlet pipe of the catalytic converter.
- a predetermined tilting angle in the embodiment in Fig. 2, for example, a tilting angle +a, in the embodiments in Figures 3 and 4, for example, a tilting angle -a, between a longitudinal axis L2 of the connecting piece 20 and a longitudinal axis L1 of the outlet pipe 11 of the catalyst 10 is set.
- the tilting angle +a, -a is an angle by which the connecting piece 20 and thus the longitudinal axis L2 of the connecting piece 20 would have to be rotated so that the longitudinal axis L2 of the connecting piece 20 and the longitudinal axis L1 of the outlet pipe 11 of the catalytic converter 10 coincide or at least are parallel to each other, or about which the outlet pipe and thus the longitudinal axis of the outlet pipe would have to be rotated so that the longitudinal axis of the connecting piece and the longitudinal axis of the outlet pipe coincide or at least parallel to each other.
- the predetermined tilting angle between the longitudinal axis L2 of the connecting piece 20 and the longitudinal axis L1 of the outlet pipe 11 is different from 0°, in one embodiment it is greater than 5°, in one embodiment it is greater than 10°, in one embodiment it is greater than 20°, in one version greater than 30°.
- the tilt angle +a, -a is set using a gauge.
- the teaching can, for example, have devices for holding the outlet pipe 11 and the connection piece 20, which are set up to hold the connection piece 20 in a predetermined position in relation to the orientation and position of the outlet pipe 11 of the catalytic converter 10, the predetermined position corresponding to the predetermined tilt angle + a, - a corresponds to holding or fixing.
- an outlet pipe 11 with specified external dimensions is provided in step S10 and a connecting piece 20 with a passage with specified internal dimensions is provided in step S20.
- the specified external dimensions of the outlet pipe 11 and the specified internal dimensions of the passage of the connecting piece 20 can be selected in such a way that, when the connecting piece 20 is at least partially slipped over the outlet pipe 11, the connecting piece 20 can be moved along the longitudinal axis L1 of the outlet pipe 11 and/or can be tilted at least by the predetermined tilting angle +a, -a.
- an outlet pipe with a passage with specified internal dimensions can alternatively also be provided in step S10 and a connecting piece with specified external dimensions can be provided in step S20.
- the predetermined external dimensions of the connecting piece and the predetermined internal dimensions of the passage of the outlet pipe can be selected in such a way that when the connecting piece is at least partially inserted into the outlet pipe, the connecting piece can be moved along the longitudinal axis L1 of the outlet pipe and/or at least around the given tilting angle +a, -a can be tilted.
- the outlet pipe 11 provided in step S10 and the connector 20 provided in step S20 can be set up in such a way that in step S40 in the embodiment shown in FIGS. 2, 3 and 4, when a predetermined Section of the connecting piece 20 via the outlet pipe 11 or in the embodiment not shown in Figures 2, 3 and 4 when inserting a predetermined section of the connecting piece into the outlet pipe, the connecting piece 20 relative to the outlet pipe 11 according to the predetermined tilting angle +a, -a between the longitudinal axis L2 of the connector 20 and the longitudinal axis L1 of the outlet pipe 11 is tiltable.
- a step S60 the outlet pipe 11 and the connecting piece 20 are welded to one another at the set tilt angle +a, -a, as indicated by the arrows and the reference symbol S, which illustrate the corresponding welded joint or welding location, in Figures 2, 3 and 4 is illustrated.
- one end 24 of a first section 21 of the connecting piece 20 is welded to the outlet pipe 11 .
- an exposed end of the outlet pipe 11 is in particular welded to the connection piece 20 .
- a gas-tight connection between the outlet pipe 11 and the connection piece 20 can be produced by welding the outlet pipe 11 to the connection piece 20 .
- the connecting element 30 is connected to the connecting piece 20 in a step S70.
- the connector 30 can be connected to the connector 20 by means of a clamp 40 as illustrated in FIG. 4 , so that the connector 30 is connected to the connector 20 in the exhaust system 100 for the vehicle.
- the clamp 40 can encompass a radially protruding section of the connecting piece 20 and a radially protruding section of the connecting element 30, so that in the exhaust system 100 for the vehicle the connecting element 30 is connected to the connecting piece 20 by means of a clamp 40, the clamp 40 encompasses in particular a radially protruding section of the connecting piece 20 and a radially protruding section of the connection element 30 .
- a connecting piece 20 with a first section 21 can be provided in step S20, which is at least partially slipped over the outlet pipe 11 in step S40.
- the first section 21 of the connecting piece 20 can taper at least in sections in the direction of one end 24 of the connecting piece 20 , in one embodiment conically tapering, which is slipped over the outlet pipe 11 in step S40 .
- a connecting piece 20 with a second section 22, which adjoins the first section 21 of the connecting piece 20 and tapers, in particular conically, at least in sections in the direction of the first section 21 of the connecting piece 20, can be provided.
- step S30 a connection element 30 with a first section 31 and a second section 32 adjoining the first section 31, which has smaller external dimensions than an end 33 of the first section 31 of the connection element 30 adjoining the second section 32 of the connection element 30 the first section 31 of the connecting element 30 tapering at least in sections, in particular conically tapering, in the direction away from the end 33 adjoining the second section 32 of the connecting element 30, and in step S70 the first section 31 of the connecting element 30 is provided at least are inserted in sections into the second section 22 of the connecting piece 20 .
- the method may further comprise the step S80, in which the connection element 30 is connected to the connection piece 20 by means of a clamp 40, in one embodiment the clamp 40 comprising the end 33 of the first portion 31 of the connection element 30 and one of the first Section 21 of the connector remote end 23 of the second portion 22 of the connector 20 engages.
- an outlet pipe in step S10 can be provided with a section into which the connecting piece is at least partially inserted in step S40.
- the section of the outlet pipe can taper at least in sections, in particular taper conically, in the direction of one end of the outlet pipe, into which the connecting piece is at least partially inserted in step S40.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Silencers (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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EP22703355.2A EP4301967A1 (de) | 2021-03-02 | 2022-02-02 | Abgassystem für ein fahrzeug sowie verfahren zum montieren desselben |
CN202280032575.4A CN117242244A (zh) | 2021-03-02 | 2022-02-02 | 用于车辆的排气系统以及用于其装配的方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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DE102021201988.9A DE102021201988A1 (de) | 2021-03-02 | 2021-03-02 | Abgassystem für ein Fahrzeug sowie Verfahren zum Montieren desselben |
DE102021201988.9 | 2021-03-02 |
Publications (1)
Publication Number | Publication Date |
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WO2022184362A1 true WO2022184362A1 (de) | 2022-09-09 |
Family
ID=80445838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/EP2022/052443 WO2022184362A1 (de) | 2021-03-02 | 2022-02-02 | Abgassystem für ein fahrzeug sowie verfahren zum montieren desselben |
Country Status (4)
Country | Link |
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EP (1) | EP4301967A1 (de) |
CN (1) | CN117242244A (de) |
DE (1) | DE102021201988A1 (de) |
WO (1) | WO2022184362A1 (de) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2207615A (en) * | 1987-07-31 | 1989-02-08 | Tenneco Inc | Catalytic converter and substrate support |
US20080084065A1 (en) * | 2006-10-05 | 2008-04-10 | Toyota Jidosha Kabushiki Kaisha | Exhaust pipe connecting device |
US20080277016A1 (en) * | 2007-05-09 | 2008-11-13 | Covers Robertus W | Exhaust tube interface for an exhaust treatment device |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5701737A (en) | 1996-04-01 | 1997-12-30 | Ford Global Technologies, Inc. | Exhaust treatment device for motor vehicle |
DE102005002857B4 (de) | 2005-01-20 | 2007-08-30 | J. Eberspächer GmbH & Co. KG | Baukastensystem für eine Abgasbehandlungsvorrichtung |
IT202000001522A1 (it) | 2020-01-27 | 2021-07-27 | Cnh Ind Italia Spa | Modulo migliorato di catalizzatore di ossidazione diesel per un veicolo da lavoro |
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2021
- 2021-03-02 DE DE102021201988.9A patent/DE102021201988A1/de active Pending
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2022
- 2022-02-02 EP EP22703355.2A patent/EP4301967A1/de active Pending
- 2022-02-02 WO PCT/EP2022/052443 patent/WO2022184362A1/de active Application Filing
- 2022-02-02 CN CN202280032575.4A patent/CN117242244A/zh active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2207615A (en) * | 1987-07-31 | 1989-02-08 | Tenneco Inc | Catalytic converter and substrate support |
US20080084065A1 (en) * | 2006-10-05 | 2008-04-10 | Toyota Jidosha Kabushiki Kaisha | Exhaust pipe connecting device |
US20080277016A1 (en) * | 2007-05-09 | 2008-11-13 | Covers Robertus W | Exhaust tube interface for an exhaust treatment device |
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DE102021201988A1 (de) | 2022-09-08 |
EP4301967A1 (de) | 2024-01-10 |
CN117242244A (zh) | 2023-12-15 |
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