WO2012049175A1 - Halterung für einen injektor - Google Patents
Halterung für einen injektor Download PDFInfo
- Publication number
- WO2012049175A1 WO2012049175A1 PCT/EP2011/067729 EP2011067729W WO2012049175A1 WO 2012049175 A1 WO2012049175 A1 WO 2012049175A1 EP 2011067729 W EP2011067729 W EP 2011067729W WO 2012049175 A1 WO2012049175 A1 WO 2012049175A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- injector
- holder
- annular chamber
- cooling medium
- cap
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M53/00—Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means
- F02M53/04—Injectors with heating, cooling, or thermally-insulating means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
-
- 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
- F01N3/18—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 methods of operation; Control
- F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
-
- 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
- F01N3/18—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 methods of operation; Control
- F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
-
- 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
- F02M53/00—Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means
- F02M53/04—Injectors with heating, cooling, or thermally-insulating means
- F02M53/043—Injectors with heating, cooling, or thermally-insulating means with cooling means other than air cooling
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/11—Adding substances to exhaust gases the substance or part of the dosing system being cooled
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/6416—With heating or cooling of the system
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/6851—With casing, support, protector or static constructional installations
Definitions
- the present invention relates to a holder for an injector, which is set up in particular for introducing a liquid substance into an internal combustion engine and / or an exhaust gas of an internal combustion engine. It is known to selectively supply liquids to an internal combustion engine and / or an exhaust gas of the internal combustion engine in order, for example, to realize a combustion of fuel in the internal combustion engine and / or a treatment of the exhaust gas.
- injectors can be used to introduce fuel (eg, gasoline or diesel) into the combustion chambers of an internal combustion engine, and these can be opened and closed at predetermined times.
- injectors which add an additive, for example an oxidizing agent and / or a reducing agent, to the exhaust gas in order to effect chemical reactions there with the pollutants of the exhaust gas at desired times.
- an additive for example, a urea-water solution comes into consideration, so that in the exhaust system, a selective catalytic reduction of nitrogen oxides (SCR process) can be performed.
- SCR process selective catalytic reduction of nitrogen oxides
- injector mounts it should be noted that they are often positioned in an environment where high temperatures occur. For example, these brackets can be attached to a motor or the exhaust pipe.
- the injector must be protected against excessive thermal load.
- a holder for an injector is to be specified, which is technically simple, and (possibly regulated) can be cooled.
- the holder should be particularly light and adapted to the operation with significant temperature differences.
- the holder according to the invention for an injector has at least one main body and a cap for jointly receiving the injector.
- the main body is formed with interconnected sheets, which together form at least one annular chamber which extends around the receptacle.
- the base body and the cap are designed substantially so that they can absorb the injector practically completely.
- both the cap and the base body are provided with thin-walled (metallic) components, so as to realize a low weight of the holder and a simpler production.
- the base body has at least two, possibly complex shaped, ring plates, which partially define a cavity.
- the sheets are then joined together, that their cavities together form the at least one annular chamber.
- the at least one annular chamber is formed around an inner receptacle for the injector around.
- the annular chamber serves in particular to realize a distance of the injector to the outer surface of the holder, so that the annular chamber can be used to represent a heat barrier for the injector.
- the at least one annular chamber is at least partially also formed by a housing of an integrated injector.
- this also means that the interconnected metal sheets need not completely surround the annular chamber alone, but rather they can form a gap relative to one another towards the receptacle, for example, on which the housing of an integrated injector is then positioned.
- the at least one annular chamber is then limited (only) by the first metal sheet, the second metal sheet and the housing of the integrated injector.
- This has, for example, the advantage that in the event that the annular chamber is acted upon by a cooling medium, this cooling medium can come into direct contact with the housing of the injector and thus effective cooling is achieved.
- material for holding the injector can be saved, which further reduces weight and material costs.
- the sheets of the main body are soldered together deep-drawn components. It is very particularly preferred that the sheets then form an overlapping region in which a dense solder joint (in particular as a peripheral seam) is provided.
- a dense solder joint in particular as a peripheral seam
- deep-drawn components for example, sheets with a thickness of 0, 1 to 2 mm [millimeters] into consideration, which can be used as material, for example, stainless steel, steel or aluminum.
- a weld for connecting the sheets can be used, in particular produced by a laser welding process. It is also possible to make the connection of the sheets by means of crimping or crimping.
- the base body is glued or crimped to the housing of an integrated injector.
- the housing of an integrated injector is used to limit the at least one annular chamber.
- a sheet metal adjacent to the region of the housing, which is used there to form the annular chamber in each case an adhesive connection is performed.
- adhesive bonds can be provided very easily and at low cost.
- the tightness of the system can optionally be realized by means of suitable seals, which are designed adjacent to the at least one adhesive bond.
- Crimping is understood as meaning a joining process in which two components (in this case the base body and the housing) are connected to one another by plastic deformation.
- the at least one annular chamber has a widening in which an electric motor of an integrated injector is at least partially positioned.
- z. B. the coil of the electric motor for operation of the integrated injector can be cooled.
- the expansion has the consequence that the holder can be designed to save space.
- the annular chamber for example, in the field of fixation to the internal combustion engine, or the exhaust system, designed with a smaller average radius, as this is further away from the internal combustion engine, or the exhaust system, the case. Even if it is fundamentally possible to design each area with a separate annular chamber, it is preferred that only exactly one single annular chamber is formed with the metal sheets of the main body.
- injector may also be advantageous that further elements of the injector are positioned adjacent to the annular chamber and therefore can also be cooled during operation. This applies, for example, to a plug and / or sections of the line of the injection fluid in which the injection fluid is (temporarily) stored in the injector, for example also between the valve and the outlet nozzle.
- a development of the holder results in an electrical connection of an integrated injector between the base body and the cap out of the holder.
- the holder is designed so that the injector is almost completely received in the holder, in particular in the manner of a sandwich between the (upper) cap and a (lower) Grundköper.
- the electrical connection is used in particular to control a motor or a metering device for the supply of an injection fluid.
- a protected positioning of the electrical connection can take place.
- a sufficiently large distance is achieved towards the hot environment, in particular in interaction with a realized in the annular chamber, actively controlled cooling.
- the at least one annular chamber with a cooling medium inlet and a cooling medium drain is connectable.
- a cooling medium here in particular water comes into consideration.
- the cooling medium may also be a mixture comprising water and at least one antifreeze. Due to the at least one anti-freeze agent, the glass transition temperature of the cooling medium is lowered. This can prevent the cooling medium from freezing.
- the holder may be damaged by freezing reducing agent. Therefore, it may be necessary for certain embodiments of the holder that the freezing effectively prevented.
- the cooling medium preferably has a proportion of at least 5 wt.% (Weight percent), preferably of at least 15 wt.%, Of antifreeze.
- the glass transition temperature of the cooling medium is preferably lowered by the antifreeze to below -20 ° C, preferably even below -30 ° C.
- the cap can be connected to an injection fluid connection and has at least centering means or expansion compensation means, preferably both are present.
- an injection fluid is, for example, fuel or reducing agent, such as a urea-water solution, into consideration.
- the cap can record, for example, a type of plug or socket, via which the injection fluid is directed towards the integrated injector.
- the cap is, for example, also fluid-tight against the base body and / or the electrical connection of the integrated injector.
- the injector from an interior of the cap or from the plug to withdraw the injection fluid to be promoted as needed. To avoid malfunction, it is therefore useful to align the cap or the plug with respect to the integrated injector.
- a plug-in tube made of metal or a similarly stable material can be used to stabilize the connection. This is done in particular to ensure the tightness between the cap and injector.
- the injection fluid may optionally freeze, which is regularly accompanied by an increase in volume of the injection fluid in the region of the cap or the plug.
- the cap should be provided with at least one expansion compensation means, which is preferably integrated in the cap.
- the expansion compensation means is in particular designed so that in a partial volume of the interior of the cap, the entire volume expansion of the injection fluid collected there and / or a resulting displacement of the plug can be compensated.
- the expansion compensation means preferably a separate component in the cap, for example, designed with at least one spring element.
- At least one guide plate can also be provided in the at least one annular chamber, which divides the annular chamber into an inner flow chamber and an outer flow chamber.
- At least one baffle may be provided in the at least one annular chamber that divides the annular chamber into at least two flow chambers.
- the annular chamber may, for example, be subdivided by at least one guide plate into two flow chambers, which surround the injector in each case (approximately) in a semicircular manner. It is possible for the annulus of at least one baffle to divide into an upper flow chamber and a lower flow chamber, the lower flow chamber being at an outlet end of the injector and the exhaust conduit side of the support, while the upper flow chamber is toward the injection fluid port is aligned.
- a single baffle (which is preferably also a metallic deep-drawn component) is arranged in the annular chamber.
- the guide plate preferably has a material thickness of at least 3 mm [millimeter], in particular of at least 5 mm, so that the guide plate also acts as a component stiffening the injector.
- collar, extensions, etc. which ensure a secure connection of the cooling medium circuit, can be provided on the guide plate.
- the baffle is z. B. so attached to the second plate, that the connecting seam is performed umschetti and positioned between the cooling medium inlet and thedemediumablauf.
- the guide plate preferably extends toward the discharge opening of the injector or to the mounting location of the holder at an exhaust gas outlet. line or a motor. Furthermore, it is preferred that the largest part of the guide plate is positioned at a distance from the first plate and the second plate in the annular space.
- two concentrically formed flow chambers are preferably formed, namely an inner flow chamber and an outer flow chamber.
- the cooling medium is then led to the coolant outlet.
- the cooling medium flows outside in another or opposite direction, and in the inner flow chamber an intensive heat exchange can take place due to the smaller dimensions towards the injector or the electric motor of the injector.
- the inner flow chamber and the outer flow chamber have approximately the same volume, thus consequently the annular chamber is divided with the guide plate in approximately equal parts.
- the cooling medium inlet and the cooling medium flow are connected to the annulus that the cooling medium first flows through the inner flow chamber between the baffle and the first sheet and then into the outer flow chamber between the second sheet and The baffle is deflected.
- the cooling medium inlet to the inner flow chamber and the cooling medium flow is connected to the outer flow chamber.
- the annular chamber With two adjacent flow chambers, this being subdivided, for example, by a left flow chamber and a right flow chamber.
- the cooling medium would thus flow laterally into the one flow chamber, be transferred via a connecting channel into the other flow chamber, where it will be discharged laterally and oppositely again.
- Such a division may be useful if the heat load of the injector from one side is particularly large, so the injector is positioned for example at an acute angle to the hot exhaust pipe.
- the invention finds particular use in an injection device for a fluid by means of an injector, wherein the injector is integrated in a holder of the type described here according to the invention and the at least one annular chamber is connected to a cooling medium circuit.
- an injection device may be provided in particular in connection with the supply of a fluid to the internal combustion engine or an exhaust pipe of a motor vehicle.
- the fluid can be stored in a separate reservoir and directed to the injector as needed.
- a cooling medium circuit is provided, wherein, for example, water is repeatedly conveyed through the annular chamber of the holder in the manner of a circuit, so that effective cooling can take place there.
- 1 shows a cross section through an embodiment variant of the holder according to the invention with integrated injector
- 2 shows a cross section through a further embodiment of the holder according to the invention with integrated injector
- FIG 3 shows a motor vehicle with a corresponding injection device.
- Fig. 1 shows in a cross section schematically the structure of a holder 1 for an injector 2, which is already integrated into the holder 1 here.
- the internal combustion engine 21 can be seen at the bottom in FIG. 1, the base body 3 of the holder 1 being arranged projecting in a channel or an opening of the internal combustion engine 21.
- the base body 3 is in this case formed with a first plate 6 and a second plate 7.
- the configuration is such that the second sheet 7 almost completely forms the outer surface of the base body 3.
- the second plate 7 and the first plate 6 are designed as deep components.
- the first sheet 6 forms in the upper region of the base body 3 a contact area or overlapping area with the second sheet 7, wherein a solder joint 24 is executed there.
- the first plate 6 now extends at a distance from the second plate 7 into inner regions of the second plate 7. This distance of the first plate 6 and the second plate 7, an annular chamber 8 is formed.
- the contour of the first sheet 6 is chosen so that a matching receptacle 5 is formed for the injector 2.
- a housing 9 of the injector 2 serves in part to limit the annular chamber 8.
- the first plate 6 and the second plate 7 are spaced from each other on the housing 9 executed. In these investment areas an adhesive bond 23 is carried out, so that the first sheet 6 and the second plate 7 each with the housing
- Fig. 1 further illustrates that the injector 2 has a central electric motor 11, where the injector 2 is widened there.
- an expansion 10 of the annular chamber 8 is provided outside the electric motor 11 of the injector 2 .
- cooling medium which ensures the permanent operation of the injector 2.
- Corresponding measures, for example openings, for the realization of a cooling medium inlet 13 and a cooling medium outlet 14 are provided in the outer second plate 7, wherein it is preferred that the cooling medium inlet 13 is positioned closer to the outlet of the injector 2 or closer to the hot mounting of the holder 1.
- the cap 4 is provided above the main body 3, the cap 4 is provided.
- the cap 4 is also designed as a substantially cylindrical thermoformed component closed on one side.
- This cap 4 receives a plug 25 (in the manner of an injection fluid port 15), which cooperates with the integrated injector 2.
- the cap 4 is connected to the base body 3, in particular to the first sheet 6 by soldering.
- the electrical connection 12 of the injector 2 protrudes.
- the control lines can be connected, which regulate the operation of the injector 2.
- the outer shape of the cap 4 will be designed such that the plug 25 for the connection of the injection fluid is centered on the injector 2, so that a tight connection of the plug 25 is realized with the injector 2.
- injection fluid is optionally temporarily stored in the plug 25 for a long period of time, for example during a long standstill of the motor vehicle, it must be taken into account that that the injection fluid there can increase in volume due to ice formation. This can lead to the fact that, if necessary, the contact between plug 25 and injector 2 is changed.
- a plate spring is provided as expansion compensation means 17, which allows a (exactly limited) relative movement for pressure relief.
- FIG. 2 shows a cross section through a further embodiment of the holder 1 according to the invention with integrated injector 2.
- the reference numerals, as used in connection with FIG. 1, designate here the same components. In the following, therefore, reference is made in particular to the features different from those of FIG. 1.
- the centering means 16 are in this case with respect to the plug 25 inside and starting from the injector 2 z. B. formed on the type of spring elements.
- FIG. 2 shows a single baffle 28, which is positioned in the annular chamber 8.
- this guide plate 28 is fixed, in particular welded (eg by laser welding) or glued. From there, the baffle 28 tapers in the direction of the first sheet 6 until it extends approximately centrally between the first plate 6 and the second plate 7. From then on it follows (down) towards the opening of the injector 2 and the bottom 31 of the annular chamber 8 approximately in the middle of the course of the second plate 7 and the first plate 6 / the housing 9 of the injector 2.
- the guide plate 28 Just before reaching the base 31 of the annular chamber 8 (for example, with a gap 32 which corresponds approximately to a distance 33 of the guide plate 28 to the lateral boundaries) terminates the guide plate 28.
- the shape of the guide plate 28 can be, for example, in the manner of a multiple offset co- describe it.
- an inner flow chamber 29 and an outer flow chamber 30 are formed, which are connected to each other only via the gap 32 near the bottom 31 of the annular chamber 8.
- the baffle 28 fulfills the task of realizing a targeted flow direction or a predetermined contact of the cooling medium with parts of the holder 1 or the injector 2. In the flow direction for the cooling medium indicated here, the cooling medium initially enters the annular chamber 8 via the cooling medium inlet 13, namely into the outer flow chamber 30.
- the cooling medium is then directed downwards through the guide plate 28 and the second plate 7 in the direction of the opening of the Injector 2 out.
- the cooling medium flows around the baffle 28 and enters the inner flow chamber 29 a. There it flows, guided by the baffle 28 on the one hand, and the housing 9 of the injector or the first sheet 6 on the other hand, back up to the cooling medium flow 14.
- Such targeted flow control has the particular advantage that the cooling medium intensive heat exchange in the particular hot area of the holder 1, near the bottom 31 of the annular chamber 8 or in the immediate vicinity of the injector 2, is ensured.
- a connection can be made, in particular by means of soldering, welding or crimping.
- Fig. 3 illustrates a schematic diagram once again a possible structure of such injectors 18. It can be seen in this case the internal combustion engine 21 with the exhaust pipe 26 in the motor vehicle 20, wherein a holder 1 may be attached to the internal combustion engine 21 and / or the exhaust pipe.
- the desired injection fluid can be added, which is stored in a suitable reservoir 27 and supplied by means of the injection fluid connection 15.
- the holder 1, in particular the main body 3 of the holder 1 is in this case with a (common) cooling medium circuit 19th connected, so that always cooling medium can be supplied with a desired low temperature of the annular chamber in the base body 3.
- a holder for an injector is specified, which is technically simple, and (optionally regulated) can be cooled.
- the holder is particularly light and adapted to the operation with significant temperature differences.
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Fuel-Injection Apparatus (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Fuel Cell (AREA)
Abstract
Description
Claims
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
RU2013121720/06A RU2565476C2 (ru) | 2010-10-14 | 2011-10-11 | Крепление для инжектора |
EP11768001.7A EP2627880B1 (de) | 2010-10-14 | 2011-10-11 | Halterung für einen injektor |
KR1020137012178A KR101472232B1 (ko) | 2010-10-14 | 2011-10-11 | 인젝터용 마운팅 |
CN201180049593.5A CN103201471B (zh) | 2010-10-14 | 2011-10-11 | 用于注入器的安装装置和注入装置 |
JP2013533188A JP2013539839A (ja) | 2010-10-14 | 2011-10-11 | インジェクタのための取り付け枠 |
US13/862,612 US20130228231A1 (en) | 2010-10-14 | 2013-04-15 | Mounting for an injector and injector device having an injector integrated in the mounting |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010048284.6 | 2010-10-14 | ||
DE102010048284A DE102010048284A1 (de) | 2010-10-14 | 2010-10-14 | Halterung für einen Injektor |
DE201010051656 DE102010051656A1 (de) | 2010-11-17 | 2010-11-17 | Halterung für einen Injektor |
DE102010051656.2 | 2010-11-17 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US13/862,612 Continuation US20130228231A1 (en) | 2010-10-14 | 2013-04-15 | Mounting for an injector and injector device having an injector integrated in the mounting |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012049175A1 true WO2012049175A1 (de) | 2012-04-19 |
Family
ID=45937922
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2011/067729 WO2012049175A1 (de) | 2010-10-14 | 2011-10-11 | Halterung für einen injektor |
Country Status (7)
Country | Link |
---|---|
US (1) | US20130228231A1 (de) |
EP (1) | EP2627880B1 (de) |
JP (1) | JP2013539839A (de) |
KR (1) | KR101472232B1 (de) |
CN (1) | CN103201471B (de) |
RU (1) | RU2565476C2 (de) |
WO (1) | WO2012049175A1 (de) |
Cited By (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012159986A1 (de) * | 2011-05-20 | 2012-11-29 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Einspritzvorrichtung zur einspritzung eines fluids |
WO2012175285A1 (de) * | 2011-06-22 | 2012-12-27 | Robert Bosch Gmbh | Kühlbares dosiermodul |
WO2013039870A1 (en) * | 2011-09-13 | 2013-03-21 | Continental Automotive Systems Us, Inc. | Reductant delivery unit for selective catalytic reduction with freeze accommodation structure |
WO2013110484A1 (de) * | 2012-01-27 | 2013-08-01 | Robert Bosch Gmbh | Wassergekühltes dosiermodul |
WO2014048611A1 (de) * | 2012-09-28 | 2014-04-03 | Robert Bosch Gmbh | Temperaturrobustes dosiermodul |
EP2871339A1 (de) * | 2013-11-06 | 2015-05-13 | Continental Automotive Systems, Inc. | Injektorkorrosionsisolierdichtung |
DE102013224739A1 (de) | 2013-12-03 | 2015-06-03 | Robert Bosch Gmbh | Dosiermodul zur AdBlue-Dosierung |
EP2886846A1 (de) * | 2013-11-08 | 2015-06-24 | Continental Automotive Systems US, Inc. | Injektor-Wassereindringdichtung mit Ausstoßvolumen |
AT14569U1 (de) * | 2014-12-04 | 2016-01-15 | Avl List Gmbh | Zylinderkopf für eine Brennkraftmaschine |
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Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19806265C1 (de) * | 1998-02-16 | 1999-07-22 | Siemens Ag | Dosiersystem |
EP1008732A1 (de) * | 1998-12-07 | 2000-06-14 | Siemens Aktiengesellschaft | Vorrichtung und Verfahren zum Nachbehandeln von Abgasen einer mit Luftüberschuss arbeitenden Brennkraftmaschine |
EP1662108A1 (de) * | 2004-11-24 | 2006-05-31 | J. Eberspächer GmbH & Co. KG | Abgasanlage |
DE102006061733A1 (de) * | 2006-12-28 | 2008-07-03 | Robert Bosch Gmbh | Halterungsvorrichtung für ein Reduktionsmittel-Dosierventil |
DE102006061730A1 (de) * | 2006-12-28 | 2008-07-03 | Robert Bosch Gmbh | SCR-Injektionseinrichtung |
DE102009014828A1 (de) * | 2009-03-25 | 2010-09-30 | Daimler Ag | Einspritzvorrichtung für eine Abgasanlage, insbesondere eines Kraftfahrzeugs |
DE102009047375A1 (de) * | 2009-12-02 | 2011-06-09 | Robert Bosch Gmbh | Dosiermodul mit Flüssigkeitskühlung |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3911675A (en) * | 1974-03-25 | 1975-10-14 | Gen Motors Corp | Keep-hot catalytic converter |
JP3468254B2 (ja) * | 1995-10-03 | 2003-11-17 | 三菱ふそうトラック・バス株式会社 | ディーゼルエンジンの排気浄化装置 |
JP4506297B2 (ja) * | 2004-06-14 | 2010-07-21 | トヨタ自動車株式会社 | 還元剤添加装置 |
JP2007321647A (ja) * | 2006-05-31 | 2007-12-13 | Hitachi Ltd | エンジン用の排気処理装置 |
WO2008040363A2 (en) * | 2006-10-05 | 2008-04-10 | Grundfos Nonox A/S | Nozzel temperature control |
DE602008000877D1 (de) * | 2008-03-28 | 2010-05-06 | Magneti Marelli Spa | Haltevorrichtung für einen Injektor in einem Abgassystem einer Brennkraftmaschine |
-
2011
- 2011-10-11 CN CN201180049593.5A patent/CN103201471B/zh active Active
- 2011-10-11 JP JP2013533188A patent/JP2013539839A/ja active Pending
- 2011-10-11 RU RU2013121720/06A patent/RU2565476C2/ru active
- 2011-10-11 WO PCT/EP2011/067729 patent/WO2012049175A1/de active Application Filing
- 2011-10-11 KR KR1020137012178A patent/KR101472232B1/ko active IP Right Grant
- 2011-10-11 EP EP11768001.7A patent/EP2627880B1/de active Active
-
2013
- 2013-04-15 US US13/862,612 patent/US20130228231A1/en not_active Abandoned
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19806265C1 (de) * | 1998-02-16 | 1999-07-22 | Siemens Ag | Dosiersystem |
EP1008732A1 (de) * | 1998-12-07 | 2000-06-14 | Siemens Aktiengesellschaft | Vorrichtung und Verfahren zum Nachbehandeln von Abgasen einer mit Luftüberschuss arbeitenden Brennkraftmaschine |
EP1662108A1 (de) * | 2004-11-24 | 2006-05-31 | J. Eberspächer GmbH & Co. KG | Abgasanlage |
DE102006061733A1 (de) * | 2006-12-28 | 2008-07-03 | Robert Bosch Gmbh | Halterungsvorrichtung für ein Reduktionsmittel-Dosierventil |
DE102006061730A1 (de) * | 2006-12-28 | 2008-07-03 | Robert Bosch Gmbh | SCR-Injektionseinrichtung |
DE102009014828A1 (de) * | 2009-03-25 | 2010-09-30 | Daimler Ag | Einspritzvorrichtung für eine Abgasanlage, insbesondere eines Kraftfahrzeugs |
DE102009047375A1 (de) * | 2009-12-02 | 2011-06-09 | Robert Bosch Gmbh | Dosiermodul mit Flüssigkeitskühlung |
Cited By (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9334780B2 (en) | 2011-05-20 | 2016-05-10 | Emitec Gesellschaft Fuer Emissionstechnologie Mbh | Injection device for injecting a fluid and motor vehicle having an injection device |
WO2012159986A1 (de) * | 2011-05-20 | 2012-11-29 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Einspritzvorrichtung zur einspritzung eines fluids |
WO2012175285A1 (de) * | 2011-06-22 | 2012-12-27 | Robert Bosch Gmbh | Kühlbares dosiermodul |
WO2013039870A1 (en) * | 2011-09-13 | 2013-03-21 | Continental Automotive Systems Us, Inc. | Reductant delivery unit for selective catalytic reduction with freeze accommodation structure |
US8528322B2 (en) | 2011-09-13 | 2013-09-10 | Continental Automotive Systems Us, Inc. | Reductant delivery unit for selective catalytic reduction with freeze accommodation structure |
DE112012003803B4 (de) | 2011-09-13 | 2023-05-17 | Vitesco Technologies USA, LLC | Reduktionsmittelzufuhreinheit für eine selektive katalytische Reduktions-(SCR)Nachbehandlung von Abgasen für Fahrzeuge mit einer Aufnahmestruktur für eine gefrorene Komponente |
US9194270B2 (en) | 2012-01-27 | 2015-11-24 | Robert Bosch Gmbh | Water-cooled dosing module |
WO2013110484A1 (de) * | 2012-01-27 | 2013-08-01 | Robert Bosch Gmbh | Wassergekühltes dosiermodul |
WO2014048611A1 (de) * | 2012-09-28 | 2014-04-03 | Robert Bosch Gmbh | Temperaturrobustes dosiermodul |
CN104662271A (zh) * | 2012-09-28 | 2015-05-27 | 罗伯特·博世有限公司 | 耐高温的计量模块 |
US9587542B2 (en) | 2012-09-28 | 2017-03-07 | Robert Bosch Gmbh | Metering module with high-temperature resistance |
EP2871339A1 (de) * | 2013-11-06 | 2015-05-13 | Continental Automotive Systems, Inc. | Injektorkorrosionsisolierdichtung |
US9874128B2 (en) | 2013-11-06 | 2018-01-23 | Continental Automotive Systems, Inc. | Injector corrosion isolation seal |
US9366167B2 (en) | 2013-11-08 | 2016-06-14 | Continental Automotive Systems, Inc. | Injector water intrusion seal with blow out volume |
EP2886846A1 (de) * | 2013-11-08 | 2015-06-24 | Continental Automotive Systems US, Inc. | Injektor-Wassereindringdichtung mit Ausstoßvolumen |
CN105793532B (zh) * | 2013-12-03 | 2020-06-30 | 罗伯特·博世有限公司 | 用于计量AdBlue的计量模块 |
CN105793532A (zh) * | 2013-12-03 | 2016-07-20 | 罗伯特·博世有限公司 | 用于计量AdBlue的计量模块 |
US20160305298A1 (en) * | 2013-12-03 | 2016-10-20 | Robert Bosch Gmbh | Metering module for metering a reducing agent |
WO2015082094A1 (de) * | 2013-12-03 | 2015-06-11 | Robert Bosch Gmbh | Dosiermodul zur adblue-dosierung |
US10480371B2 (en) | 2013-12-03 | 2019-11-19 | Robert Bosch Gmbh | Metering module for metering a reducing agent |
DE102013224739A1 (de) | 2013-12-03 | 2015-06-03 | Robert Bosch Gmbh | Dosiermodul zur AdBlue-Dosierung |
AT14569U1 (de) * | 2014-12-04 | 2016-01-15 | Avl List Gmbh | Zylinderkopf für eine Brennkraftmaschine |
EP3091207A1 (de) * | 2015-05-05 | 2016-11-09 | Cummins Emission Solutions, Inc. | Dosierungsmodul mit integriertem wärmerohr |
US9644512B2 (en) | 2015-05-05 | 2017-05-09 | Cummins Emission Solutions, Inc. | Dosing module with integrated heat pipe |
WO2016206827A1 (de) * | 2015-06-23 | 2016-12-29 | Robert Bosch Gmbh | Kühlvorrichtung |
DE102015219894A1 (de) | 2015-10-14 | 2017-04-20 | Robert Bosch Gmbh | Dosiervorrichtung |
US20190292965A1 (en) * | 2016-05-30 | 2019-09-26 | Robert Bosch Gmbh | Heat sink for an injection/metering valve |
US10767530B2 (en) * | 2016-05-30 | 2020-09-08 | Robert Bosch Gmbh | Heat sink for an injection/metering valve |
US11162403B2 (en) | 2017-12-13 | 2021-11-02 | Vitesco Techologies USA, LLC | Reductant dosing unit with flow variability reduction and purge improvement device |
CN110593994A (zh) * | 2018-06-13 | 2019-12-20 | 罗伯特·博世有限公司 | 配量模块 |
Also Published As
Publication number | Publication date |
---|---|
RU2013121720A (ru) | 2014-11-20 |
KR20130067310A (ko) | 2013-06-21 |
EP2627880B1 (de) | 2016-03-16 |
CN103201471B (zh) | 2016-04-27 |
US20130228231A1 (en) | 2013-09-05 |
RU2565476C2 (ru) | 2015-10-20 |
CN103201471A (zh) | 2013-07-10 |
JP2013539839A (ja) | 2013-10-28 |
KR101472232B1 (ko) | 2014-12-11 |
EP2627880A1 (de) | 2013-08-21 |
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