EP2834512A1 - Support pour la fixation d'un composant sur un moteur à combustion interne, coussinet pour un tel support et système d'injection de carburant - Google Patents

Support pour la fixation d'un composant sur un moteur à combustion interne, coussinet pour un tel support et système d'injection de carburant

Info

Publication number
EP2834512A1
EP2834512A1 EP13713419.3A EP13713419A EP2834512A1 EP 2834512 A1 EP2834512 A1 EP 2834512A1 EP 13713419 A EP13713419 A EP 13713419A EP 2834512 A1 EP2834512 A1 EP 2834512A1
Authority
EP
European Patent Office
Prior art keywords
bushing
rigid
damping element
bearing bush
socket
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.)
Granted
Application number
EP13713419.3A
Other languages
German (de)
English (en)
Other versions
EP2834512B1 (fr
Inventor
Andreas Rehwald
Matthias Maess
Goekhan Guengoer
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Priority to PL13713419T priority Critical patent/PL2834512T3/pl
Publication of EP2834512A1 publication Critical patent/EP2834512A1/fr
Application granted granted Critical
Publication of EP2834512B1 publication Critical patent/EP2834512B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F02M61/00—Fuel-injectors not provided for in groups F02M39/00 - F02M57/00 or F02M67/00
    • F02M61/14—Arrangements of injectors with respect to engines; Mounting of injectors
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/02—Conduits between injection pumps and injectors, e.g. conduits between pump and common-rail or conduits between common-rail and injectors
    • F02M55/025—Common rails
    • 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
    • F02M55/00—Fuel-injection apparatus characterised by their fuel conduits or their venting means; Arrangements of conduits between fuel tank and pump F02M37/00
    • F02M55/04—Means for damping vibrations or pressure fluctuations in injection pump inlets or outlets
    • 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
    • F02M69/00—Low-pressure fuel-injection apparatus ; Apparatus with both continuous and intermittent injection; Apparatus injecting different types of fuel
    • F02M69/46—Details, component parts or accessories not provided for in, or of interest apart from, the apparatus covered by groups F02M69/02 - F02M69/44
    • F02M69/462—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down
    • F02M69/465—Arrangement of fuel conduits, e.g. with valves for maintaining pressure in the pipes after the engine being shut-down of fuel rails
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/85—Mounting of fuel injection 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/85—Mounting of fuel injection apparatus
    • F02M2200/857—Mounting of fuel injection apparatus characterised by mounting fuel or common rail to engine
    • 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
    • F02M2200/00—Details of fuel-injection apparatus, not otherwise provided for
    • F02M2200/90—Selection of particular materials
    • F02M2200/9015—Elastomeric or plastic materials

Definitions

  • Holder for mounting a component to an internal combustion engine, bearing bush for such a holder and fuel injection system
  • the invention relates to a holder for fastening at least one component, in particular a fuel distributor, to an internal combustion engine. Specifically, the invention relates to the field of fuel injection systems of internal combustion engines.
  • Inventive holder with the features of claim 12 and the fuel injection system according to the invention with the features of claim 13 have the advantage that an improved vibration damping over the life is guaranteed and thus a robust noise reduction is ensured.
  • the disadvantages of the prior art can be avoided. In this case, a tolerance-induced scattering of the pre-stretching of the
  • the gasoline direct injection is a preferred application.
  • the fuel distributor can be configured as a fuel rail.
  • the fuel distributor serves as a common fuel storage for several high-pressure injectors.
  • the injection valves connected to the fuel distributor in a suitable manner inject the fuel into the combustion process during operation required fuel under high pressure in combustion chambers of the internal combustion engine.
  • the fuel is previously compressed via a high pressure pump and
  • Noise sources in the injectors which are part of a fuel injection system.
  • the structure-borne sound propagates here, for example, from the injection valves via rail cups, the fuel distributor and holder to the mounting structure, from where disturbing noises are radiated. Under certain circumstances, such disturbing noises can even reach the interior of the vehicle.
  • the mounting structure is usually the cylinder head of the internal combustion engine. However, this is also a connection of the
  • Structure-borne sound transmission can be ensured. Especially in the interior of the vehicle urgent noise can be avoided.
  • the bushing of exactly two parts of the book namely the first female part and the second female part
  • the rigid socket body and the damping element of the respective female part therefore represent an integral female part for the assembly.
  • a defined position of the damping element with respect to the rigid bush body is predetermined by design. Assembly errors are prevented from the outset.
  • even during operation by the cohesive connection slipping or pressing out of the damping element is prevented relative to the rigid sleeve body. As a result, abrasions of the material of the damping element can be prevented. This reduces the risk of failure of the bearing bush.
  • damping element of the first female part is connected by vulcanization with the rigid female body of the first female part. It is advantageous in a corresponding manner that the damping element of the second socket part is connected by vulcanization with the rigid socket body of the second socket part. This allows a reliable cohesive connection between the
  • Damping element and the rigid socket body of the respective female part are configured. Specifically, the respective damping element by a
  • vulcanized elastomer layer are formed. This can also be more complex Contours of the damping element can be realized by the elastomer partition, which is not possible with a separate damping component.
  • the rigid socket body of the first socket part is at least substantially formed of a metallic material. Furthermore, it is advantageous that the rigid bushing body of the second bushing part is formed at least substantially of a metallic material.
  • Damping element of the first female part is formed of a rubber and / or that the damping element of the second female part is formed of a rubber.
  • the term rubber is to be understood generally.
  • the rubber may be a natural rubber or a synthetic rubber material.
  • Socket parts can be designed in this way as rubber-metal socket parts.
  • the metallic socket body serve to limit the bias path or to the bias limit.
  • the bushings combine the functions of bolt force absorption, the
  • the bushings can be cured by vulcanization
  • Elastomer layers are made on the metallic socket body. This can be done in a suitable form for the curing process of the elastomer. As a result, the elastomeric partition firmly adheres to the metallic bushings, causing the
  • Contact surfaces have a particularly high wear resistance. As a result, a shearing of the elastically deformable damping element, as may occur in a separate damping component due to tangential relative movement, can be avoided. This reduces the risk of failure.
  • a vibrationally insulating effect is preferably ensured in all spatial directions. This particularly relates to a radial direction with respect to a longitudinal axis of the bearing bush, in which the holding body is loaded.
  • the socket body are preferably carried out so that between the holding body and the two rigid bushing body of the bushing parts in each case at least a portion of the respective damping element is effective.
  • a direct contact in particular a metallic contact, between the holding body and the rigid bushing body of the bushing parts is avoided. Due to the adhesion of the damping elements to the rigid Bushings, the surface of the damping elements, which is in the assembled state in connection with the holding body, are profiled suitable.
  • the rigid bushing body of the first bushing part has a disk-shaped portion, which is oriented perpendicular to the longitudinal axis, and a sleeve-shaped portion which extends along the longitudinal axis.
  • the rigid bushing body of the second bushing part has a disc-shaped portion, which is oriented perpendicular to the longitudinal axis, and a sleeve-shaped portion which extends along the longitudinal axis. Due to the length of the sleeve-shaped portion, a gap between the rigid bushings can be specified, via which a bias of the
  • Damping elements takes place.
  • the design of the damping element can already be defined defined, so that relevant tolerances are reduced.
  • the damping element of the first female part is partially connected to the disk-shaped portion of the rigid female body of the first female part and partially connected to the sleeve-shaped portion of the rigid female body of the first female part.
  • the damping element of the second socket part is connected in sections with the disk-shaped portion of the rigid socket body of the second socket part and in sections with the sleeve-shaped portion of the rigid socket body of the second socket part. Specifically, exactly one can each
  • the damping element can also be produced particularly easily.
  • the rigid bushing body can be inserted into a suitable shape, wherein there is a gap in the region of the damping element to be produced. This gap can then be filled with the material for the damping element. This results in a relatively low total tolerance with low production costs.
  • the damping element of the first female part is connected to the disc-shaped portion of the rigid female body of the first female part and that the first female part has at least a second damping element which is connected to the sleeve-shaped portion of the rigid female body of the first female part.
  • Damping element of the second female part is connected to the disc-shaped portion of the rigid female body of the second female part and that the second Socket part has at least a second damping element which is connected to the sleeve-shaped portion of the rigid socket body of the second socket part.
  • a clearance for the damping elements can be selectively created, in which the damping elements can expand at the bias or in an operational elastic deformation for vibration damping.
  • a mechanical decoupling between two or more damping elements is possible, which are materially connected to the rigid socket body of the respective socket part.
  • at least one further damping element of the first socket part can be advantageously connected to the disk-shaped section of the rigid bushing body of the first bushing part.
  • Socket body of the first female part may be advantageously connected at least one further damping element of the first female part. This can be a
  • Subdivision be provided in a plurality of damping elements on the disc-shaped portion or on the sleeve-shaped portion.
  • an elastic deformability of the damping elements can be improved due to the available free space. Specifically, this can be increased by a spring travel.
  • recesses are configured on at least one damping element.
  • Such recesses can on the one hand support an elastic deformability of the damping element.
  • a certain profiling can also be achieved by such depressions, in order to improve the load capacity of the connection with respect to the holding body, which is clamped between the damping elements.
  • Book part are designed as equal parts.
  • the first socket part and the second socket part are designed as identical parts. This simplifies the manufacture and assembly of the bearing bush.
  • the rigid bushing body of the second socket part is designed as a disk-shaped rigid bushing body with a central passage opening.
  • the limitation of the bias voltage can be predetermined by a predetermined gap between the sleeve-shaped portion of the rigid socket body of the first female part and the disk-shaped rigid female body of the second female part. Depending on the configuration, this results in significant advantages.
  • the structure-borne sound transmission from the component, in particular the fuel distributor, into the mounting structure, in particular a cylinder head of the internal combustion engine, is reduced in comparison to a rigid screw connection.
  • vibrations of the fuel distributor are more damped, whereby the sound radiation decreases from the surface of the fuel distributor.
  • the damping elements which can be designed in particular as damping layers, adhere particularly well to the preferably metallic parts of the socket. As a result, tangential relative movements are avoided at the contact surface between the damping elements and the preferably metallic holding body. Thus, the risk of cracking on this also decreases
  • the number of components of the bearing bush can be significantly reduced.
  • the relevant in the axial direction component tolerance which is essential for the clamping force can be improved, since only two bushing parts for the basic function are required, which are connected via a suitable fastening means with the mounting structure.
  • results in separate damping components the total tolerance for the Vorspannweg from the two tolerances for the metal sleeves and the two tolerance ranges for the damping components.
  • the total tolerance can be reduced in an advantageous manner to the two tolerance ranges of the damping elements, since the material for the damping elements can be introduced into a mold in which the rigid bush body are inserted for the preparation of the bushing parts.
  • Damping element that can occur in terms of weg memorie component tolerances.
  • shape of the insulating, designed as a damping layer designed as a damping layer
  • Damping elements are carried out arbitrarily within the limits of manufacturing technology.
  • Surface contours, such as grooves or grooves, can be configured in a simple manner in order to increase the compliance, in particular in the radial direction, and thus to achieve an optimized isolation effect for noise reduction.
  • Fig. 1 is a fuel injection system with a fuel distributor and a holder, which serves for fastening the fuel distributor to an internal combustion engine, in an excerptive, schematic sectional view corresponding to a first
  • Fig. 2 in Fig. 1 denoted by II section of a socket part of a bearing bush of the holder in a schematic sectional view corresponding to the first
  • FIG. 3 shows the socket part of the bearing bushing according to a second exemplary embodiment of the invention shown in FIG. Fig. 4 in Fig. 2 extracts shown socket part of the bearing bush according to a third embodiment of the invention
  • FIG. 5 shows the bushing part of the bushing shown in FIG. 2 in accordance with a fourth exemplary embodiment of the invention.
  • Fig. 1 shows a fuel injection system 1 with a fuel distributor 2 and a holder 3, which serves for fastening the fuel distributor 2 to an internal combustion engine 4, in an excerptive, schematic sectional view according to a first embodiment.
  • the holder 3 has a bearing bush 5.
  • Fuel injection system 1 is particularly suitable for mixture compaction
  • the holder 3 is in this embodiment attached via its bearing bush 5 to a mounting structure 6.
  • the bearing bush 5 is attached via its bearing bush 5 to a mounting structure 6.
  • a suitable fastening means 7 in particular a screw 7.
  • a mounting structure 6 in particular a cylinder head 6 of the internal combustion engine 4 can serve.
  • a series of injection valves 8 is also fixed to the internal combustion engine 4 together with the fuel distributor 2.
  • the holder 3 has a holder body 9.
  • the bearing bush 5 has a first socket part 1 1 and a second socket part 12.
  • the first socket part 1 1 forms an upper bushing part 1 1 of the bearing bush 5, while the second bushing part 12 forms a lower bushing part 12 of the bearing bush 5.
  • the upper bushing part 1 1 is arranged away from the mounting structure 6, while the lower bushing part 12 is located on the mounting structure 6.
  • the holding body 9 is fixed during assembly between the socket parts 1 1, 12.
  • the lower bushing part 5 is fixed during assembly between the socket parts 1 1, 12.
  • Socket part also be formed by the first female part 1 1, while the upper
  • Socket part is formed by the second female part 12.
  • the first socket part 1 1 has a rigid socket body 13 and a cohesively connected to the socket body 13 damping element 14.
  • the rigid bushing body 13 of the first socket part 1 1 is formed of a metallic material.
  • Damping element 14 of the first female part 1 1 is formed of a rubber, in particular a natural rubber or a synthetic rubber material.
  • Damping element 14 is preferably by vulcanization with the rigid
  • the damping element 14 is configured as an elastically deformable damping element 14.
  • the second bushing part 12 has a rigid bushing body 15 and a damping element 16 connected in a materially connected manner to the bushing body 15.
  • the damping element 16 of the second socket part 12 is in this case connected by vulcanization with the rigid socket body 15 of the second socket part 12.
  • the rigid bushing body 15 of the second bushing part 12 is formed of a metallic material.
  • the metallic material of the socket body 15 of the second socket part 22 may be the same metallic material used for the rigid socket body 13 of the first socket part 11. However, different metallic materials can also be used.
  • the damping element 16 is preferably made of a rubber, in particular a natural rubber or a synthetic Rubber material, formed.
  • the damping elements 14, 16 may be formed from the same or from different materials.
  • the holding body 9 has a passage opening 17, which is designed as a through hole 17.
  • the bushing parts 1 1, 12 are inserted from different sides along a longitudinal axis 18 in the through hole 17.
  • the fastening screw 7 is screwed into the mounting structure 6. If, during assembly, the damping elements 14, 16 of the bushing parts 1 1, 12 still come into abutment with the holding body 9 without bias, then a gap 19 remains along the longitudinal axis 18 between the bushing parts 1 1, 12. This gap 19 serves to bias the
  • Bias of the damping elements 14, 16 is thus defined solely by the predetermined gap 19.
  • the bias of the damping elements 14, 16 regardless of the tightening torque of the fastening screw 7. Due to the design, the resulting tolerances are also low, so that over the gap 19, the bias of the damping elements 14, 16 can be specified comparatively accurate.
  • the damping elements 14, 16 of the bushing parts 1 1, 12 of the bushing 5 ensure both a radial and an axial isolation of the vibrations in order to optimize the insulation effect spatially.
  • Holding body 9 and the rigid bushing bodies 13, 15 of the bushing parts 1 1, 12 are prevented in this case. Thus, in particular contacts of metal on metal are prevented.
  • the second socket part 12 may be configured according to the first socket part 1 1.
  • the second socket part 12 may also be configured differently from the first socket part 11.
  • the rigid bushing body 15 of the second socket part 12 may be configured according to the first socket part 1 1.
  • Socket part 12 as a disk-shaped rigid socket body 15 with an at least be approximately centrally through hole 21 configured.
  • Fig. 2 shows the designated in Fig. 1 with II section of the first socket part 1 1 of the bearing bush 5 of the holder 3 in a schematic sectional view corresponding to the first embodiment.
  • the rigid bushing body 13 has an axial extension 22.
  • the axial extent 22 of the rigid bushing body 13 is in this case at the same time the axial extent 22 of the first bushing part 1 1. Over the length of the axial extent
  • the gap 19 is adjusted.
  • the axial extent 22 of the first bushing part 1 1 and an axial extent 24 of the second bushing part 12 serve to bridge a thickness 23 of the holding body 9 and to specify the axial gap 19. To the thickness
  • Socket part 1 1 also be chosen larger, if the axial extent 24 of the second female part 12 is chosen to be correspondingly shorter, and vice versa.
  • the thickness 23 of the holding body 9 and the gap 19 can to a certain extent be divided on the first female part 1 1 and the second female part 12. In the limiting case, with a correspondingly smaller axial extent 24 of the second bushing part 12, the second bushing part 12 becomes a disk-shaped bushing part 12.
  • the damping element 16 is then referred to as
  • the damping element 16 configured and arranged on the disk-shaped socket body 15.
  • the damping element 16 acts in this case only in the axial direction.
  • the rigid bushing body 13 of the first bushing part 1 1 has a disk-shaped portion 30 and a sleeve-shaped portion 31.
  • the disk-shaped portion 30 is oriented perpendicular to the longitudinal axis 18.
  • the sleeve-shaped portion 31 extends along the longitudinal axis 18.
  • the damping element 14 has in this
  • Embodiment a disk-shaped portion 32 and a sleeve-shaped portion 33.
  • the disk-shaped portion 32 is oriented perpendicular to the longitudinal axis 18.
  • the sleeve-shaped portion 33 of the damping element 14 extends along the longitudinal axis 18.
  • the damping element 14 is in this
  • Embodiment sections connected to the disk-shaped portion 30 of the rigid bushing body 13 and partially connected to the sleeve-shaped portion 31 of the rigid bushing body 13. Between the disk-shaped portion 30 and the sleeve-shaped portion 31, the rigid bushing body 13 has an edge 34.
  • the damping element 14 is also provided in the region of the edge 34 in this embodiment.
  • the damping element 14 has an edge portion 35 at the edge 34.
  • the material for the design of the damping element 14 may during manufacture For example, be molded onto the rigid bushing body 13. As a result, the edge portion 35 of the damping element 14 fits seamlessly against the edge 34.
  • the disk-shaped portion 32 of the damping element 14 receives axial movements of the holding body 9, as indicated by the double arrow 36
  • FIG. 3 shows the bushing part 1 1 of the bearing bush 5 shown in FIG. 2 in accordance with a second exemplary embodiment.
  • the damping element 14 is connected to the disk-shaped portion 30 of the rigid bushing body 13.
  • a second damping element 40 is provided, which is connected to the sleeve-shaped portion 31 of the rigid bushing body 13.
  • the damping element 14 is a disk-shaped
  • the second damping element 40 is as
  • the layered damping elements 14, 40 can in a sense in the direction of the arrows 42, 43 breathe.
  • Vibration damping can be improved.
  • FIG. 4 shows the bushing part 1 1 of the bearing bush 5 shown in FIG. 2 in accordance with a third exemplary embodiment.
  • the damping element 14 is connected to the disk-shaped portion 30 of the rigid bushing body 13.
  • the second damping element 40 is connected to the sleeve-shaped portion 31 of the rigid bushing body 13.
  • a free space 41 is provided at the edge 34 between the damping elements 14, 40. It also shows that
  • Damping element 14 recesses 44, 45 on By the recesses 44, 45 a profiling of the damping element 14 is achieved. Accordingly, the second also indicates Damping element 40 recesses 46, 47 on. For example, the second
  • FIG. 5 shows the socket part 1 1 of the bearing bush 5 shown in FIG. 2 in accordance with a fourth exemplary embodiment.
  • the damping element 14 is connected to the disk-shaped portion 30 of the rigid bushing body 13.
  • a further damping element 50 is provided, which is connected to the disk-shaped portion 30 of the rigid bushing body 13.
  • the damping element 40 with the sleeve-shaped portion 31 of the rigid
  • a further damping element 51 is arranged on the sleeve-shaped portion 31 of the rigid bushing body 13, which is preferably connected by vulcanization with the rigid bushing body 13.
  • the damping elements 14, 50 are integrally connected and connected to the sleeve-shaped portion 31 of the rigid
  • Damping elements 40, 51, a free space 53 is provided.
  • the damping elements 14, 40, 50, 51 are preferably designed annular. Due to the free spaces 41, 52, 53, the damping elements 14, 40, 50, 51 can deform better by the additional degrees of freedom. For example, the other
  • the profiling and division can also be done in the axial direction and is not necessarily circular. It is also possible the expression of a knob-like profiling.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vibration Prevention Devices (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

L'invention concerne un coussinet (5) pour un support (3) qui sert à la fixation d'un distributeur de carburant (2) sur une structure rapportée (6), le coussinet comprenant une première partie (11) et une deuxième partie (12). La première partie (11) présente un corps rigide (13) et un élément amortisseur (14) qui est relié par liaison de matière au corps (13) de la première partie (11). La deuxième partie (12) présente un corps rigide (15) et un élément amortisseur (16) qui est relié par liaison de matière au corps (15) de la deuxième partie (12).
EP13713419.3A 2012-04-04 2013-03-27 Support pour la fixation d'un composant sur un moteur à combustion interne, coussinet pour un tel support et système d'injection de carburant Active EP2834512B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL13713419T PL2834512T3 (pl) 2012-04-04 2013-03-27 Uchwyt do zamocowania komponentu do silnika spalinowego, panewka łożyskowa do takiego uchwytu i instalacja wtrysku paliwa

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012205580A DE102012205580A1 (de) 2012-04-04 2012-04-04 Halter zur Befestigung einer Komponente an einer Brennkraftmaschine, Lagerbuchse für solch einen Halter und Brennstoffeinspritzanlage
PCT/EP2013/056561 WO2013149914A1 (fr) 2012-04-04 2013-03-27 Support pour la fixation d'un composant sur un moteur à combustion interne, coussinet pour un tel support et système d'injection de carburant

Publications (2)

Publication Number Publication Date
EP2834512A1 true EP2834512A1 (fr) 2015-02-11
EP2834512B1 EP2834512B1 (fr) 2016-08-31

Family

ID=48044777

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13713419.3A Active EP2834512B1 (fr) 2012-04-04 2013-03-27 Support pour la fixation d'un composant sur un moteur à combustion interne, coussinet pour un tel support et système d'injection de carburant

Country Status (8)

Country Link
US (1) US9777688B2 (fr)
EP (1) EP2834512B1 (fr)
KR (1) KR102071854B1 (fr)
CN (1) CN104204503B (fr)
DE (1) DE102012205580A1 (fr)
ES (1) ES2606338T3 (fr)
PL (1) PL2834512T3 (fr)
WO (1) WO2013149914A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012206911A1 (de) * 2012-04-26 2013-10-31 Robert Bosch Gmbh Halter zur Befestigung einer Komponente an einer Brennkraftmaschine
US9915236B1 (en) * 2017-02-22 2018-03-13 Delphi Technologies Ip Limited Fuel system component mounting assembly with retention member
WO2019219242A1 (fr) 2018-05-14 2019-11-21 Sew-Eurodrive Gmbh & Co. Kg Système de freinage pour moteur électrique
EP3794248B1 (fr) 2018-05-14 2024-04-10 Sew-Eurodrive GmbH & Co. KG Dispositif de freinage pour un moteur électrique
CN113898652B (zh) * 2021-09-24 2023-06-23 中国船舶重工集团公司第七一九研究所 一种销式限位器

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT308474B (de) * 1969-03-20 1973-07-10 List Hans Körperschallhemmender Verschalungsbauteil zur schallisolierenden Verkleidung von Maschinen, insbesondere Brennkraftmaschinen
US3756551A (en) * 1971-10-27 1973-09-04 Lord Corp Anti-vibration support
WO1981000606A1 (fr) * 1979-08-31 1981-03-05 Caterpillar Tractor Co Amortisseur
US4391436A (en) 1981-07-23 1983-07-05 The Goodyear Tire & Rubber Company Resilient mounting
US4530491A (en) * 1983-11-23 1985-07-23 Lord Corporation Compact low-frequency engine mounting
DE3639091A1 (de) * 1986-11-14 1988-05-26 Daimler Benz Ag Scherelement
US4863329A (en) * 1988-01-29 1989-09-05 United Technologies Corporation Resiliently clamped support
DE3919775C2 (de) * 1989-06-16 1994-09-01 Daimler Benz Ag Abstützlager
US5044338A (en) * 1990-01-23 1991-09-03 Siemens Automotive L.P. Fuel rail vibration damper
DE4039822C1 (fr) * 1990-12-13 1992-07-23 A. Raymond Kg, 7850 Loerrach, De
US5141203A (en) * 1991-02-21 1992-08-25 Westinghouse Electric Corp. Snubber for a machinery supporting foundation
JP3525567B2 (ja) * 1995-07-17 2004-05-10 東海ゴム工業株式会社 筒形防振支持体
US5842677A (en) * 1996-09-26 1998-12-01 Lord Corporation Safetied sandwich mount assembly with integral holding and centering feature
DE10140795A1 (de) * 2001-08-20 2003-03-06 Bosch Gmbh Robert Brennstoffeinspritzventil
JP2003094969A (ja) * 2001-09-27 2003-04-03 Showa Corp プロペラシャフトのブラケット取付構造
US7591246B2 (en) * 2006-01-17 2009-09-22 Gm Global Technology Operations, Inc. Isolated fuel delivery system
US7682117B2 (en) 2006-09-27 2010-03-23 Illinois Tool Works Inc. Work piece isolating assembly
JP4622979B2 (ja) 2006-09-29 2011-02-02 東海ゴム工業株式会社 筒型防振装置用ストッパ並びに筒型防振組付体
FR2925234B1 (fr) 2007-12-14 2010-01-22 Radiall Sa Connecteur a systeme anti-deverrouillage
US8875681B2 (en) * 2011-10-28 2014-11-04 Robert Bosch Gmbh Fuel rail mounting arrangement

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2013149914A1 *

Also Published As

Publication number Publication date
US20150136085A1 (en) 2015-05-21
EP2834512B1 (fr) 2016-08-31
CN104204503B (zh) 2018-03-30
WO2013149914A1 (fr) 2013-10-10
PL2834512T3 (pl) 2017-07-31
ES2606338T3 (es) 2017-03-23
US9777688B2 (en) 2017-10-03
CN104204503A (zh) 2014-12-10
DE102012205580A1 (de) 2013-10-10
KR20140140066A (ko) 2014-12-08
KR102071854B1 (ko) 2020-01-31

Similar Documents

Publication Publication Date Title
EP2834512B1 (fr) Support pour la fixation d'un composant sur un moteur à combustion interne, coussinet pour un tel support et système d'injection de carburant
EP2831405B1 (fr) Support de fixation d'un composant sur un moteur à combustion interne, bague de palier pour un tel support et système d'injection de carburant
DE102014225976A1 (de) Brennstoffeinspritzvorrichtung
EP2841761B1 (fr) Ensemble comprenant une rampe de distribution de carburant et plusieurs soupapes d'injection de carburant
EP2841756B1 (fr) Support destiné à fixer un élément sur un moteur à combustion interne
EP2850312B1 (fr) Ensemble comprenant un distributeur de carburant et plusieurs soupapes d'injection de carburant
EP2841760B1 (fr) Ensemble comprenant un distributeur de combustible et plusieurs soupapes d'injection de combustible
WO2009144126A1 (fr) Pompe de carburant à haute pression
DE102017219626A1 (de) Einspritzanlage, insbesondere Brennstoffeinspritzanlage, mit einer Fluid führenden Komponente, einem Zumessventil und einer Aufhängung
EP2864625B1 (fr) Support pour fixer un distributeur de carburant à un moteur à combustion interne et système d'injection de carburant comprenant un tel support
DE102017219632A1 (de) Zumessventil zum Zumessen eines Fluids, das insbesondere für Brennstoffeinspritzanlagen dient, Aufhängung für Einspritzanlagen und Einspritzanlage mit solch einem Zumessventil
DE102013200909A1 (de) Brennstoffeinspritzanlage mit einer Brennstoff führenden Komponente, einem Brennstoffeinspritzventil und einem Verbindungselement
EP2657504B1 (fr) Système de support pour la fixation d'un composant sur un moteur à combustion interne
EP3110680B1 (fr) Arbre de direction pour véhicule automobile
EP2841757B1 (fr) Dispositif comprenant un distributeur de combustible et un support
EP1426647A1 (fr) Bras de support et méthode pour sa réalisation
DE102017219628A1 (de) Einspritzanlage, insbesondere Brennstoffeinspritzanlage, mit einer Fluid führenden Komponente, einem Zumessventil und einer Aufhängung
DE102014224996A1 (de) Vorrichtung zur Aufnahme einer Systemkomponente mit einer Rastverbindung
DE102013207367A1 (de) Halter zur Befestigung eines Brennstoffverteilers an einer Brennkraftmaschine
DE102013200719A1 (de) Brennstoffeinspritzanlage mit einer Brennstoff führenden Komponente, einem Brennstoffeinspritzventil und einem Verbindungselement
DE102018102758A1 (de) Feder für ein Rückschlagventil, Rückschlagventil mit einer derartigen Feder, regelbarer Schwingungsdämpfer mit einem solchen Rückschlagventil sowie Kraftfahrzeug mit einem derartigen regelbaren Schwingungsdämpfer
DE102017219641A1 (de) Zumessventil zum Zumessen eines Fluids, das insbesondere für Brennstoffeinspritzanlagen dient, Aufhängung für Einspritzanlagen und Einspritzanlage mit solch einem Zumessventil
DE102017219627A1 (de) Einspritzanlage, insbesondere Brennstoffeinspritzanlage, mit einer Fluid führenden Komponente, einem Zumessventil und einer Aufhängung
DE102020130490A1 (de) Buchsentilger
DE102017219630A1 (de) Einspritzanlage, insbesondere Brennstoffeinspritzanlage, mit einer Fluid führenden Komponente, einem Zumessventil und einer Aufhängung

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20141104

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

INTG Intention to grant announced

Effective date: 20160530

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

Ref country code: GB

Ref legal event code: FG4D

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: GERMAN

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 502013004271

Country of ref document: DE

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 825210

Country of ref document: AT

Kind code of ref document: T

Effective date: 20161015

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20160831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161130

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161201

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 5

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20170102

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161130

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 502013004271

Country of ref document: DE

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

26N No opposition filed

Effective date: 20170601

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20170327

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170327

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170327

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170327

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170331

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170331

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20170331

REG Reference to a national code

Ref country code: FR

Ref legal event code: PLFP

Year of fee payment: 6

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170331

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

REG Reference to a national code

Ref country code: AT

Ref legal event code: MM01

Ref document number: 825210

Country of ref document: AT

Kind code of ref document: T

Effective date: 20180327

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20130327

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

Ref country code: AT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20180327

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: TR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20160831

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: PL

Payment date: 20200317

Year of fee payment: 8

Ref country code: IT

Payment date: 20200325

Year of fee payment: 8

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20200325

Year of fee payment: 8

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20161231

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: ES

Payment date: 20200421

Year of fee payment: 8

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210331

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210327

REG Reference to a national code

Ref country code: ES

Ref legal event code: FD2A

Effective date: 20220701

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: ES

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210328

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: PL

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210327

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20230524

Year of fee payment: 11