EP2769069B1 - Dispositif d'etranglement - Google Patents

Dispositif d'etranglement Download PDF

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Publication number
EP2769069B1
EP2769069B1 EP12784478.5A EP12784478A EP2769069B1 EP 2769069 B1 EP2769069 B1 EP 2769069B1 EP 12784478 A EP12784478 A EP 12784478A EP 2769069 B1 EP2769069 B1 EP 2769069B1
Authority
EP
European Patent Office
Prior art keywords
plug
housing
base
lid part
lid
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.)
Not-in-force
Application number
EP12784478.5A
Other languages
German (de)
English (en)
Other versions
EP2769069A1 (fr
Inventor
Thorsten Kremer
Wolfgang Schaefer
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
Publication of EP2769069A1 publication Critical patent/EP2769069A1/fr
Application granted granted Critical
Publication of EP2769069B1 publication Critical patent/EP2769069B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
    • F02D9/107—Manufacturing or mounting details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D11/00—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated
    • F02D11/06—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance
    • F02D11/10—Arrangements for, or adaptations to, non-automatic engine control initiation means, e.g. operator initiated characterised by non-mechanical control linkages, e.g. fluid control linkages or by control linkages with power drive or assistance of the electric type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
    • F02D9/1035—Details of the valve housing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/02—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits
    • F02D2009/0201—Arrangements; Control features; Details thereof
    • F02D2009/0213—Electronic or electric governor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
    • F02D9/1035—Details of the valve housing
    • F02D9/105—Details of the valve housing having a throttle position sensor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D9/00—Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits
    • F02D9/08—Throttle valves specially adapted therefor; Arrangements of such valves in conduits
    • F02D9/10—Throttle valves specially adapted therefor; Arrangements of such valves in conduits having pivotally-mounted flaps
    • F02D9/1075—Materials, e.g. composites
    • F02D9/108—Plastics

Definitions

  • the invention relates to a housing cover according to the preamble of claim 1, a throttle device according to the preamble of claim 7, a method for producing a housing cover according to the preamble of claim 8 and a method for producing a throttle device according to the preamble of claim 13.
  • the amount of air available to an internal combustion engine for combustion is controlled and / or regulated by means of a throttle device arranged in an intake pipe, so that thereby the mechanical power output by the internal combustion engine can be controlled and / or regulated.
  • the throttle device has a housing, a gas channel formed in the housing, a throttle shaft and a throttle valve arranged on the throttle shaft as a throttle body.
  • the throttle shaft can be moved by means of an adjusting device or an actuator, so that the throttle valve performs a movement.
  • the throttle shaft is mounted on the housing of the throttle device with a bearing, such as a rolling bearing.
  • the housing of the throttle device includes a gear compartment. Within the gear compartment, an actuator is arranged as a servo electric motor and a transmission.
  • the gear compartment has an opening and this opening is from closed a housing cover.
  • the housing cover has a plug interface and is made by injection molding of thermoplastic material.
  • the plug interface with a plurality of electrical contact elements, the servo electric motor can be electrically contacted and also a sensor for detecting a position of the throttle body.
  • the plug interfaces have, for example, a different geometric arrangement of the electrical contact elements to mechanically and electrically connect them with electrical mating contact elements with a mating connector.
  • the housing cover is made with a complex injection molding tool made of thermoplastic material. To be able to provide different connector interfaces on the housing cover, it is therefore necessary to provide different complex and expensive injection molding tools for the housing cover for different connector interfaces.
  • the DE 10 2008 001 920 A1 shows an actuating device with a provided on a pivotally mounted in a throttle body bearing element throttle body, with an actuator for adjusting the pivotally mounted throttle body and with a transmission for transmitting a torque between the actuator and the pivotally mounted throttle body, wherein the actuating means of a throttle housing, the pivotally mounted bearing element, the throttle body and connected to the bearing element throttle body side gear comprehensive throttle body side actuator and the actuator and a drive-side gear comprehensive drive unit is composed, in the assembled state, the drive-side gear is operatively connected to the throttle body side gear.
  • From the DE 10 2008 001 915 A1 is an actuating unit with an adjustably mounted body, with at least one electrically connected component, with an electrical connection for electrically connecting the at least one electrically connected component to an electrical device and with a conductor track connection to the electrical Connecting the electrically connected component with the electrical connection known.
  • housing cover for closing an opening of a housing of a throttle device with a connector interface with electrical contact elements, wherein the housing cover comprises a base cover part without the connector interface and a plug cover part with the connector interface.
  • the housing cover is thus in two parts and has a base cover without the connector interface and a connector cover part with the connector interface on.
  • the base lid part and the plug cover part are made separately, in particular with two different injection-molded die-casting tools.
  • the base lid part and the plug cover part are produced separately in separate work steps using injection molding.
  • the base cover part is provided with base conductor tracks and the plug cover part provided with plug-conductor tracks and the base tracks are electrically connected to the connector tracks and / or the base tracks are mechanically connected to the connector tracks, z , B. cohesively, preferably with ultrasonic welding, connected to each other.
  • the plug conductor tracks are formed, for example, as a stamped grid and are connected to the corresponding corresponding base conductor tracks on the base cover part. For different connector interfaces thus only different plug conductor tracks need to be made available.
  • the base tracks on the base cover part may be identical for different connector interfaces.
  • the plug cover part is molded onto the base cover part and / or there is a cohesive connection between the plug cover part and the base cover part.
  • the plug cover part is thus materially connected due to the molding of the base cover part with the base cover part.
  • the connection between the plug cover part and the base cover part can be produced in a particularly simple and inexpensive manner. Injection molding of the plug cover part is required anyway.
  • the base cover part is formed with at least one connecting element for the positive connection of the plug cover part with the base cover part and the at least one connecting element is encapsulated by the plug cover part.
  • the at least one connecting element embodied for example in the form of a Christmas tree, has undercuts on account of its geometry, so that after the extrusion of the connecting element with the plastic of the plug cover part there is a positive connection between the at least one connecting element on the base cover part with the plastic of the plug cover part.
  • the base lid part and the plug cover part at least partially made of plastic and / or the base conductor tracks and the connector tracks are at least partially made of an electrically conductive material, for.
  • metal in particular copper or aluminum
  • the housing cover comprises a sensor for detecting a position of a throttle body and / or the housing cover is made with a method described in this patent application.
  • Throttle device for changing the gas quantity which can be conducted through a gas pipe for an internal combustion engine, comprising a housing with an opening, a housing cover with which the opening in the housing is closed and in the housing cover a plug interface with electrical contact elements is integrated, a gas duct, a throttle body, z.
  • a throttle for moving the throttle body, preferably a Transmission, wherein the housing cover is designed as a described in this patent application housing cover.
  • Inventive method for producing a housing cover in particular a housing cover described in this patent application, in which the housing cover for closing the opening in the housing with a connector interface with electrical contact elements, in particular by injection molding, is produced, wherein the housing cover separately, in particular with two different injection molds , will be produced.
  • the housing cover is produced separately with two different injection molding tools, so that advantageously different connector interfaces can be produced with different injection molding tools in an otherwise identical other housing cover.
  • a base cover part without the plug interface in particular with an injection mold for the base cover part
  • a plug cover part with the plug interface in particular with an injection tool for the plug cover part, prepared and the plug cover part is attached to the base cover part, in particular molded.
  • the plug cover part is produced by means of injection molding and thereby a particularly simple and inexpensive connection to the base cover part is already required during injection molding.
  • the base conductor tracks are integrated into the connector cover part, in particular injected.
  • the base conductor tracks are inserted into the injection molding tool for the base cover part and then encapsulated by the plastic for the base cover part.
  • the plug strip conductors for example, as a lead frame inserted, and then encapsulated by the plastic for the plug cover part.
  • the base conductor tracks can be integrated particularly easily into the base cover part during injection molding and, in an analogous manner, the connector conductor tracks are particularly simple in the injection molding of the connector cover part to get integrated.
  • the plug cover part with the injection molding tool for the plug cover part is made by injection molding that the injection mold for the plug cover part placed on the already produced by injection molding base cover part and then the plug cover part is injection-molded or made of plastic and the plastic of the plug cover part of the plastic of the Base cover part is limited and thereby connection surfaces and / or sealing surfaces between the base cover part and the plug cover part are made or made available.
  • the plug-conductor tracks are mechanically and / or electrically connected to the base tracks before the injection molding of the plug cover part, z. B. with ultrasonic welding.
  • the plug-conductor tracks are thus mechanically fixed before spraying the plug cover part to the base tracks, so that they need to be encapsulated only by the plastic of the plug cover part.
  • the at least one connecting element for positive connection of the plug cover part with the base cover part is produced by injection molding and injection molding of the plug cover part, the at least one connecting element is encapsulated, so that a positive connection between the plug cover part and the base cover part is made.
  • the at least one connecting element can thus also be provided a positive connection between the base cover part and the plug cover part. In particular, when occurring vibrations to an internal combustion engine thereby a permanent and reliable mechanical connection between the base cover part and the housing cover part is ensured.
  • At least one Anschmelzlippe is produced by injection molding on the base cover part and the injection molding of the plug cover part melts the at least one Anschmelzlippe for establishing a fluid-tight connection between the base cover part and the plug cover part.
  • the at least one melting lip melts when encapsulating the plastic of the base lid part due to its thickness at least partially due to the temperature of the plastic of the plug cover part and As a result, a particularly fluid-tight connection between the plug cover part and the base cover part can be produced.
  • the base cover part and the plug cover part is made at least partially, preferably thermoplastic, plastic, and / or different housing cover are made with different connector interfaces by different cover plate parts are molded to identical base cover parts, in particular, the different connector cover parts have different connector interfaces and / or different plug conductor tracks, z. B. with a different number and / or geometry on.
  • the base cover part and the plug cover part is made at least partially, preferably thermoplastic, plastic, and / or different housing cover are made with different connector interfaces by different cover plate parts are molded to identical base cover parts, in particular, the different connector cover parts have different connector interfaces and / or different plug conductor tracks, z. B. with a different number and / or geometry on.
  • the volume and / or the mass of the base lid part is larger, in particular by at least 30, 50, 100, 200 or 300%, larger than the volume and / or the mass of the plug cover part.
  • Method according to the invention for producing a throttle device comprising the steps of: providing a housing with an opening, preferably providing a throttle body, an actuator and a transmission, producing a housing cover for closing the opening in the Housing with a connector interface with electrical contact elements, in particular by means of injection molding, attaching the housing cover to the housing, so that the opening of the housing is closed by the housing cover, wherein the housing cover is made with a method described in this patent application.
  • the throttle body is a screen or a roll-up roller blind.
  • the actuator is mechanically connected or coupled to the throttle shaft with a mechanism or a transmission, so that preferably a torque can be transmitted from the actuator to the drive element.
  • a restoring force in the direction of a full load position applied and / or the throttle device comprises the control spring.
  • the throttle body between a full load position and an idle position or an emergency air angle is movable, in particular pivotable.
  • the housing and / or the housing cover in particular the base cover part and / or the plug cover part, at least partially, in particular completely, made of metal, for.
  • metal for.
  • steel, or plastic in particular glass fiber reinforced plastic.
  • An internal combustion engine having an intake pipe for passing air for combustion in the internal combustion engine and a throttle device installed in the intake pipe for controlling and / or regulating the amount of air that can be conducted through the intake pipe, wherein the throttle device is designed as a throttle device described in this patent application and / or the throttle device is made with a method described in this patent application.
  • a throttle device 1 can be used in various internal combustion engines or internal combustion engines 30 with a gas pipe as the intake pipe, in which by means of a throttle valve 16 as a throttle body 15, the flow cross-sectional area of a gas channel 13 can be controlled.
  • the throttle body 15 is fixed to a throttle shaft 14, which can perform with a bearing 27 on a housing 2 about a rotation axis 26 a rotational movement.
  • the gas channel 13 is bounded by a housing 2 of the throttle device 1 and is provided, for example, for a flow of an air or a fuel-air mixture, etc.
  • the flow of the gas is more or less throttled.
  • the throttle valve 16 can be pivoted by up to 90 °.
  • the throttle valve 16 at an emergency angle of 5 ° by 85 ° between a full load position and a neutral position or a Notluftwinkel pivoted become.
  • the throttle valve 16 by more than 90 °, for example up to 180 °, can be pivoted.
  • a drive element is arranged as a second gear 21 and a gear segment.
  • the second gear 21 has external teeth 22 which mesh with external teeth 22 of a first gear 20.
  • the first gear 20 is connected to a drive shaft 19 and can thereby with an actuator 17, for example a servo electric motor 18, the first gear 20 to move, since with the actuator 17, the drive shaft 19 can be moved.
  • the servo electric motor 17 thus enables a rotational movement of the second gear 21 and thereby also a rotational movement of the throttle shaft 14 about the axis of rotation 26, so that there is also a rotational movement of the throttle body 15.
  • a restoring force is applied to the second gear 21 by a spring, not shown.
  • the housing 2 of the throttle device 1 includes a gear chamber 24. Within the gear chamber 24, the actuator 17 and a gear 23, which is formed by the first and second gear 20, 21, enclosed. Further, the throttle shaft 14 is also partially disposed within the gear chamber 24. On a wall of the housing 2, which limits the gear chamber 24, is also a sensor 25 for detecting a position of the throttle body 15, that is, for example, the position of the second gear 21, respectively.
  • the gear chamber 24 is closed by a housing cover 4, so that an opening 3 on the gear chamber 24 is closed by the housing cover 4.
  • the housing cover 4 is made of thermoplastic material and is formed in two parts from two components, namely the base cover part 5 and the plug cover part 6.
  • a plug interface 7 and a plug is present at the plug cover part 6, a plug interface 7 and a plug is present.
  • electrical contact elements 8 are present at the connector interface 7 ( Fig. 6 ).
  • the electrical contact elements 8 can be contacted and thereby the electrical components, namely the actuator 17 and the sensor 15, within the gear chamber 24 are electrically connected to a control unit, not shown.
  • basic conductor tracks 9 are integrated by these are encapsulated by the plastic of the base cover part 5.
  • One end of the base conductor tracks 9 is in Fig.
  • plug-in conductor tracks 10 are integrated in the plug cover part 6 by being overmolded by the plastic of the plug cover part 6.
  • One end of the plug conductor tracks 10 is mechanically and electrically connected to the end of the base conductor tracks 9 ( Fig. 4 ) and the other end of the plug conductor tracks 10 forms the electrical contact elements 8 on the plug interface 7 (FIG. Fig. 6 ).
  • the base cover part 5 is produced by injection molding.
  • an injection mold 29 for the plug cover part 6 is placed on the base cover part 5 and then the plug cover part 6 is produced by means of thermoplastic material with the injection molding tool 29.
  • the plastic of the plug cover part 6 is partially bounded by the plastic of the base cover part 5 during injection molding, so that there is direct contact with sealing surfaces or connecting surfaces between the plastic of the plug cover part 6 and the base cover part 5. This allows a cohesive connection between the plug cover part 6 and the base cover part 5.
  • the base cover part 5 in the in Fig. 2 illustrated embodiment of the injection molding tool 28th be taken out.
  • ends of the base conductor tracks 9 are not encapsulated with plastic, so that these ends as shown in FIG Fig. 3 are visible.
  • the corresponding corresponding plug conductor tracks 10 are then mechanically and electrically connected by means of ultrasonic welding.
  • the base tracks 9 and the connector traces 10 are made of metal, z. As copper or aluminum, and this state after the mechanical and electrical connection of the male conductor tracks 10 and the base conductor tracks 9 is in Fig. 4 shown.
  • the base lid part 5 also has two connecting elements 11 and a melting lip 12.
  • the connecting element 11 has due to its geometry or fir shape undercuts, so that in the subsequent encapsulation of the connecting elements 11 with the plastic of the plug cover part 6, a positive connection between the plastic of the base cover part 5, that is, the connecting elements 11, and the plastic of the plug cover part 6 ,
  • the Anschmelzlippe 12 has a small thickness, so that when encapsulating the Anschmelzlippe 12 with the plastic of the connector cover part 6 due to the temperature of the plastic of the connector cover part 6 during injection molding the Anschmelzlippe 12 at least partially melts and thereby a particularly fluid-tight connection between the connector cover part 6 and the base cover part 5 can be made to the Anschmelzlippe 12.
  • the injection molding tool 29 for the plug cover part 6 is placed on the base cover part 5 with the base and plug strip conductors 9, 10 and then the base strip conductors 9, the plug Conductor tracks 10, the connecting elements 11 and the Anschmelzlippe 12 from the plastic of the connector cover part 6 overmolded.
  • FIG Fig. 5 After the injection molding of the connector cover part 6 to the base cover part 5 of the housing cover 4 is shown in FIG Fig. 5 to disposal.
  • the injection molding tool 28 for the base lid part 5 is complex and expensive.
  • the injection molding tool 29 is substantially smaller than the injection molding tool 28 and thereby significantly cheaper and cheaper to manufacture.
  • the housing cover 4 may be necessary for the housing cover 4 to have different plug interfaces 7.
  • Different connector interfaces 7 have, for example different number of electrical contact elements 8 and / or a different geometric arrangement of the electrical contact elements 8 to each other and / or different contact elements 8 with a different size or shape.
  • different housing cover 4 with different plug interfaces 7 can be produced with a low technical outlay and inexpensively.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Claims (13)

  1. Capot de boîtier (4) destiné à refermer une ouverture (3) d'un boîtier (2) d'un dispositif d'étranglement (1) comportant une interface pour connecteurs (7) ayant des éléments de contact électriques (8), dans lequel le capot de boîtier (4) comprend une partie de capot de base (5) sans l'interface pour connecteurs (7) et une partie de capot pour connecteurs (6) comportant l'interface pour connecteurs (7) et dans lequel la partie de capot de base (5) est réalisée de manière à comporter au moins un élément de liaison (11) destiné à relier par complémentarité de forme la partie de capot pour connecteurs (6) à la partie de capot de base (5), caractérisé en ce que l'au moins un élément de liaison (11) est enrobé par la partie de capot pour connecteur (6).
  2. Capot de boîtier selon la revendication 1, caractérisé en ce que la partie de capot de base (5) et la partie de capot pour connecteurs (6) sont réalisées de manière séparée, notamment par moulage par injection, au moyen de deux outils de moulage par injection (28, 29) différents.
  3. Capot de boîtier selon la revendication 1 ou 2, caractérisé en ce que la partie de capot de base (5) est munie de pistes conductrices de base (9) et en ce que la partie de capot pour connecteurs (6) est munie de pistes conductrices pour connecteurs (10) et en ce que les pistes conductrices de base (9) sont reliées de manière électriquement conductrice aux pistes conductrices pour connecteurs (10), et
    les pistes conductrices de base (9) sont reliées mécaniquement les unes aux autres par les pistes conductrices pour connecteurs (10).
  4. Capot de boîtier selon la revendication 3, caractérisé en ce que les pistes conductrices de base (9) sont reliées les unes aux autres par complémentarité de matériau au moyen des pistes conductrices pour connecteurs (10), de préférence par soudage par ultrasons.
  5. Capot de boîtier selon l'une ou plusieurs des revendications précédentes,
    caractérisé en ce que la partie de capot pour connecteurs (6) est injectée sur la partie de capot de base (5) et plus notamment en ce qu'une liaison par complémentarité de matériau est formée entre la partie de capot pour connecteurs (6) et la partie de capot de base (5).
  6. Capot de boîtier selon l'une quelconque des revendications 3 à 5, caractérisé en ce que la partie de capot de base (5) et la partie de capot pour connecteurs (6) sont au moins partiellement constituées de matière plastique, et/ou
    en ce que les pistes conductrices de base (9) et les pistes conductrices pour connecteurs (10) sont au moins partiellement constituées d'un matériau électriquement conducteur, par exemple d'un métal, en particulier le cuivre ou l'aluminium, et/ou
    en ce que le capot de boîtier (4) comprend un capteur (25) permettant de détecter une position d'un corps d'étranglement (15).
  7. Dispositif d'étranglement (1) destiné à modifier le débit de gaz pouvant être amené à passer à travers un canal de gaz (13) destiné à un moteur à combustion interne (30), comprenant
    un boîtier (2) muni d'une ouverture (3),
    un capot de boîtier (4) avec lequel l'ouverture (3) ménagée dans le boîtier (2) est refermée, et une interface pour connecteurs (7) comportant des éléments de contact électriques (8) est intégrée au capot de boîtier (4),
    le canal de gaz (13),
    un corps d'étranglement (15), par exemple un papillon (16),
    un actionneur (17), par exemple un servomoteur électrique (18) permettant de déplacer le corps d'étranglement (15), de préférence une transmission (23),
    caractérisé en ce que le capot de boîtier (4) est réalisé selon l'une ou plusieurs des revendications précédentes.
  8. Procédé de fabrication d'un capot de boîtier (4), en particulier d'un capot de boîtier (4) selon l'une ou plusieurs des revendications 1 à 6, dans lequel le capot de boîtier (4) est réalisé de manière à refermer une ouverture (3) ménagée dans un boîtier (2) comportant une interface pour connecteurs (7) ayant des éléments de contact électriques (8), notamment par moulage par injection, dans lequel le capot de boîtier (4) comprend une partie de capot de base (5) sans l'interface pour connecteurs (7) et une partie de capot pour connecteurs (6) comportant l'interface pour connecteurs (7),
    dans lequel le capot de boîtier (4) est réalisé de manière séparée, notamment au moyen de deux outils de moulage par injection (28, 29) différents,
    dans lequel la partie de capot de base (5) ne comportant pas l'interface pour connecteurs (7), est réalisée notamment au moyen d'un outil de moulage par injection (28) destiné à la partie de capot de base (5), et la partie de capot pour connecteurs (6) comportant l'interface pour connecteurs (7) est notamment réalisée au moyen d'un outil de moulage par injection (29) destiné à la partie de capot pour connecteurs (6), et la partie de capot pour connecteurs (6) est fixée à la partie de capot de base (5) et est notamment injectée,
    caractérisé en ce qu'un élément de liaison (11) destiné à relier par complémentarité de forme la partie de capot pour connecteurs (6) à la partie de capot de base (5) est réalisé par moulage par injection sur la partie de capot de base (5) et, lors du moulage par injection de la partie de capot pour connecteurs (6), l'au moins un élément de liaison (11) est enrobé de manière à établir une liaison par complémentarité de forme entre la partie de capot pour connecteurs (6) et la partie de capot de base (5).
  9. Procédé selon la revendication 8, caractérisé en ce que des pistes conductrices de base (9) sont intégrées à la partie de capot de base (5), et sont notamment injectées, et en ce que des pistes conductrices pour connecteurs (10) sont intégrées à la partie de capot pour connecteurs (6), et sont notamment injectées.
  10. Procédé selon la revendication 9,
    caractérisé en ce que des pistes conductrices pour connecteurs (10) sont reliées mécaniquement et/ou électriquement aux pistes conductrices de base (9) avant le moulage par injection de la partie de capot pour connecteurs (6), par exemple par soudage par ultrasons.
  11. Procédé selon l'une ou plusieurs des revendications 8 à 10,
    caractérisé en ce qu'au moins un rebord de fusion (12) est réalisé sur la partie de capot de base (5) par moulage par injection et, lors du moulage par injection de la partie de capot pour connecteurs (6), l'au moins un rebord de fusion (12) est soumis à une fusion pour réaliser une liaison étanche aux fluides entre la partie de capot de base (5) et la partie de capot pour connecteurs (6).
  12. Procédé selon l'une ou plusieurs des revendications 8 à 11, caractérisé en ce que la partie de capot de base (5) et la partie de capot pour connecteurs (6) sont réalisées au moins partiellement à partir d'une matière plastique, de préférence thermoplastique, et/ou
    des capots de boîtier (4) différents ayant des interfaces pour connecteurs (7) différentes sont réalisés en injectant des parties de capot pour connecteurs (6) différentes sur des parties de capot de base (5) identiques, les parties de capot pour connecteurs (6) différentes présentant notamment des interfaces pour connecteurs (7) différentes et/ou des pistes conductrices pour connecteurs (10) différentes, par exemple en quantités différentes et/ou avec des géométries différentes.
  13. Procédé de fabrication d'un dispositif d'étranglement (1), notamment d'un dispositif d'étranglement selon la revendication 7, comportant les étapes consistant à :
    prévoir un boîtier (2) présentant une ouverture (3), de préférence prévoir un corps d'étranglement (15), un actionneur (17) et une transmission (23),
    réaliser un capot de boîtier (4) permettant de refermer l'ouverture (3) ménagée dans le boîtier (2), comportant une interface pour connecteurs (7) ayant des éléments de contact électriques (8), notamment par moulage par injection,
    fixer le capot de boîtier (4) au boîtier (2) de manière à ce que l'ouverture (3) du boîtier (2) soit refermée par le capot de boîtier (4),
    caractérisé en ce que le capot de boîtier (4) est réalisé à l'aide d'un procédé selon l'une ou plusieurs des revendications 8 à 12.
EP12784478.5A 2011-10-21 2012-10-10 Dispositif d'etranglement Not-in-force EP2769069B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011085048A DE102011085048A1 (de) 2011-10-21 2011-10-21 Drosselvorrichtung
PCT/EP2012/070081 WO2013057027A1 (fr) 2011-10-21 2012-10-10 Dispositif d'etranglement

Publications (2)

Publication Number Publication Date
EP2769069A1 EP2769069A1 (fr) 2014-08-27
EP2769069B1 true EP2769069B1 (fr) 2017-07-19

Family

ID=47177906

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Application Number Title Priority Date Filing Date
EP12784478.5A Not-in-force EP2769069B1 (fr) 2011-10-21 2012-10-10 Dispositif d'etranglement

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EP (1) EP2769069B1 (fr)
DE (1) DE102011085048A1 (fr)
WO (1) WO2013057027A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205605313U (zh) * 2016-05-12 2016-09-28 大陆汽车电子(芜湖)有限公司 节气门
CN108747295A (zh) * 2018-05-31 2018-11-06 苏州工业园区耐斯达自动化技术有限公司 汽车节气阀压装设备

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Publication number Priority date Publication date Assignee Title
US5094212A (en) * 1989-03-28 1992-03-10 Honda Giken Kogyo Kabushiki Kaisha Throttle body assembly
DE4443502A1 (de) * 1994-12-07 1996-06-13 Bosch Gmbh Robert Vorrichtung für eine Brennkraftmaschine
DE69627553T2 (de) * 1995-01-17 2004-04-01 Hitachi, Ltd. Lüftströmungssteuervorrichtung
DE19540323B4 (de) * 1995-10-28 2008-06-05 Robert Bosch Gmbh Drosselklappenstutzen
US6155533C1 (en) * 1999-01-29 2002-07-30 Visteon Global Tech Inc Default mechanism for electronic throttle control system
JP2003185470A (ja) * 2001-12-18 2003-07-03 Hitachi Ltd 回転位置センサ、及びこれを用いた電動式スロットル装置、アクセルポジションセンサ
DE10246113A1 (de) * 2002-10-02 2004-04-22 Siemens Ag Deckel
KR101462242B1 (ko) * 2007-05-21 2014-11-18 보르그워너 인코퍼레이티드 연소 엔진 브리딩 시스템용 밸브 모듈
DE102008001915A1 (de) 2008-05-21 2009-11-26 Robert Bosch Gmbh Stelleinheit
DE102008001920A1 (de) 2008-05-21 2009-11-26 Robert Bosch Gmbh Stelleinrichtung

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Publication number Publication date
EP2769069A1 (fr) 2014-08-27
WO2013057027A1 (fr) 2013-04-25
DE102011085048A1 (de) 2013-04-25

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