WO1996023965A1 - Drosselklappensystem - Google Patents
Drosselklappensystem Download PDFInfo
- Publication number
- WO1996023965A1 WO1996023965A1 PCT/EP1996/000426 EP9600426W WO9623965A1 WO 1996023965 A1 WO1996023965 A1 WO 1996023965A1 EP 9600426 W EP9600426 W EP 9600426W WO 9623965 A1 WO9623965 A1 WO 9623965A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- throttle valve
- unit
- sensor unit
- housing element
- throttle
- Prior art date
Links
Classifications
-
- 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
-
- 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
- F02D9/1065—Mechanical control linkage between an actuator and the flap, e.g. including levers, gears, springs, clutches, limit stops of the like
Definitions
- the invention relates to a throttle valve system, comprising at least
- a throttle valve shaft element on which a throttle valve element is arranged ent and at least in
- Throttle valve housing element is adjustably arranged in a gas mixture cavity
- a throttle valve drive unit and an angle sensor unit which are at least partially connected to the throttle valve shaft element and a control electronics unit which are enclosed by the throttle valve housing element
- a throttle valve system is known from PCT / EP 94/03825.
- a throttle valve shaft with a throttle valve arranged thereon and a throttle valve drive unit, a motor control unit and an angle sensor unit are arranged in a throttle valve housing.
- the throttle valve drive unit and a rotating unit of the angle sensor unit are connected to the throttle valve shaft.
- a stationary unit of the angle sensor unit is held in the throttle valve housing.
- a throttle valve adjustment device is known from the priority application DE 44 03 604 AI.
- a decoupled throttle valve drive unit is arranged on a throttle valve shaft and is adjusted by a throttle valve control unit as a function of control curves.
- a throttle valve system also includes a temperature sensor unit which is arranged on the outside of the throttle valve housing.
- the throttle valve system also includes a valve, which has the task of supplying fuel vapors emitted from the tank to a hollow gas mixture.
- the valve is located away from the throttle body. A separate hose connection between the valve and the throttle valve housing is therefore necessary.
- the valve must be held separately and, like the separate temperature sensor, must be connected to control lines.
- the task arises to further develop a throttle valve system of the type mentioned at the beginning in such a way that simple reinstallation and maintenance is possible and safe operation is provided.
- the object is achieved in that the valve unit and the throttle valve drive unit enclose the angle sensor unit and the control electronics unit by the throttle valve housing element. that the valve unit is connected to the gas mixture cavity by a fuel vapor recess leading through the throttle valve housing element,
- That the temperature sensor unit is housed in the central connector unit.
- a line duct can be arranged in the throttle valve housing element and leads to the central plug unit, the angle sensor unit, the control electronics unit and / or the throttle valve drive unit.
- the conduit can have a round, square or other cross section. It can also be guided in the throttle valve housing element so that it at least partially encloses its circumference. Here it is possible to design the channel in the form of a partial circle or a full circle.
- the central plug unit can have a plug housing.
- the temperature sensor unit is advantageously arranged in the interior of the plug housing.
- the temperature sensor unit can be designed as an NTC skin.
- valve unit is an electromagnetically actuable valve which comprises an essentially ring-shaped magnet coil which encloses a magnet armature made of metallic material which can be moved back and forth in the axial direction, the magnet armature also having on the end face facing the valve seat a sealing body made of elastomeric material is closed and the magnet armature and the sealing body are positively connected to one another.
- the control electronics unit can consist of a throttle valve control unit and / or an engine control unit.
- the throttle valve control unit is preferably arranged in the throttle valve housing element and connected to the throttle valve drive unit and the angle sensor unit with lines which are guided through the line channel in the throttle valve housing element.
- the engine control unit is preferably arranged in the passenger compartment. Of course it is also possible to do it in whole or in part
- Accelerator pedal housing element to accommodate The decision as to where the engine control unit can be most effectively accommodated depends on which variant is the cheapest to implement. If the components are temperature-safe and inexpensive to manufacture, an accommodation in the throttle valve housing element is preferable because the wiring paths are cheaper and clearer.
- the engine control unit with the temperature unit, the valve unit, an automatic unit, an ignition unit and an injection unit, as well as the connections to the throttle valve control unit, are preferably routed via the central plug unit.
- an accelerator pedal unit, a cruise control and an anti-slip control which are connected to the throttle valve device, are guided via the central plug.
- FIG. 1 shows a throttle valve system, shown schematically, as a block diagram
- FIG. 2 shows a throttle valve device of a throttle valve system according to FIG. 1 in a schematic
- Sectional view, 3 shows a throttle valve device of a throttle valve system according to FIG. 1 in a further sectional view
- FIG. 4 shows a central plug unit of a throttle valve system according to FIG. 1 in a schematic sectional illustration.
- the throttle valve device 9 is composed of a mechanical combination of a drive unit 91, a throttle valve connecting element 92, an angle sensor unit 93, a temperature sensor unit 94, a valve unit 95 and a central plug unit 96.
- the throttle valve control unit is electrically connected to an engine control unit 7.
- the engine control unit 7 is preferably located in the passenger compartment or at another location on the vehicle.
- the engine control unit it is also possible to add the engine control unit to the central block, which consists of the throttle valve device 8 and the throttle valve device 9.
- Throttle valve control unit an accelerator pedal unit 1 is arranged. It consists of an accelerator pedal 11, which is connected to a pedal value transmitter 12 and whose transmitter signals are routed via the throttle valve control unit 8 to the engine control unit 7.
- Throttle valve control unit 8 is also connected to a cruise control 2 and an anti-slip control 3.
- the cruise control 2 has the task of constantly maintaining an achieved and stored speed.
- the anti-slip control ensures that when the engine speed and the power increase, the drive power of the wheels is transmitted relative to the ground in such a way that see the floor and the wheels do not slip.
- the cruise control 2 like the engine control unit 7, is acted upon by sensor signals which are emitted by speed sensors. On the other hand, brake signals B, clutch signals K, wheel speed signals and speed (tacho) signals arrive at the anti-slip control unit 3.
- engine control unit 7 emits idle control signals LFR to the throttle valve control unit.
- LFR idle control signals
- a throttle valve shaft element 99 is arranged in a throttle valve housing element 98.
- a throttle valve element 100 is located on the throttle valve shaft element 99 and is adjustable in a gas mixture cavity 103 of the throttle valve neck element 92.
- the throttle valve drive unit 91 is arranged on the throttle valve shaft element 99. It has a gear unit for reducing and transmitting the drive power of the throttle valve drive unit 91.
- the throttle valve control unit 8 is positioned in front of the throttle valve drive unit 91. On the opposite The angle sensor unit 99 is fastened on the side of the throttle valve shaft element 939.
- Rotation angle sensor unit 93 consists of a stationary unit 93.1 and a rotating unit 93.2.
- the rotating unit 93.2 is connected to the throttle valve shaft element, while the stationary unit is held in the throttle valve housing element 98.
- the valve unit 95 is integrated into the throttle valve housing element.
- the valve unit 95 has a connecting piece 95.1 for a rubber hose. It is connected to the interior of the gas mixture cavity by a fuel vapor recess 102.
- the valve unit 95 has the task of controlling the gasoline vapors coming from the tank or activated carbon filter of the tank ventilation accordingly.
- AMF valve electromagnetically actuated valve
- a ring-shaped magnet coil which encloses a magnet armature made of metallic material which can be moved back and forth in the axial direction of the magnet coil, the magnet armature on the front side facing the valve seat with a Sealing body made of elastomeric material is provided.
- the magnet armature and the sealing body are positively connected to one another.
- the electromagnetically actuated valve is a complete component from K. Freudenberg, which is described in detail particularly in EP 06 23 772 A2.
- the central plug unit 96 is arranged opposite the valve unit.
- the central plug unit consists, as shown in FIG. 4 in particular, of a plug housing 96.6 which holds plug contact elements 96.3.
- a temperature sensor holding element 96.2 which holds the temperature sensor unit 94, is arranged in the interior of the plug housing 96.1.
- the temperature sensor unit is a known NTC temperature pill.
- a bushing 96.4 is arranged on one of the outer sides of the plug housing 96.1. Through them connecting lines and the like can be performed.
- the throttle valve control unit 8 is enclosed and
- Throttle body member 98 is arranged. This has the following advantages:
- valve unit 95 By integrating the valve unit 95 into the throttle valve housing element 98, the path to the gas mixture cavity 103 is reduced.
- the line channel 101 replaces the commonly used rubber line and thereby not only increases the stability of the connection, but above all has a positive effect on the transmission properties out. No turbulence occurs due to the short and stable conduit.
- the line duct 101 makes it possible to make the line connections between the throttle valve control unit 8 with the throttle valve drive unit 91 and the angle sensor unit 93 in a very short way and, above all, protected from mechanical influences.
- the lines from the throttle valve control unit 8 and the valve unit 95 to the central plug unit 96 are also routed via the line channel 101.
- the line connections so summarized are from from the central plug unit 96 to the engine control unit 7. Furthermore, the lines which are led from the accelerator pedal unit 1, the cruise control 2 and the anti-slip control unit 3 to the throttle valve control unit 8 are routed via the central plug unit 96. In addition, it is possible to route the automatic unit 4, the ignition unit 5 and the injection unit 6 likewise via the central plug unit 96.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Fluid-Driven Valves (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8523263A JPH09511309A (ja) | 1995-02-01 | 1996-02-01 | スロットルバルブ・システム |
EP96903960A EP0754269B1 (de) | 1995-02-01 | 1996-02-01 | Drosselklappensystem |
MX9604463A MX9604463A (es) | 1995-02-01 | 1996-02-01 | Sistema de compuerta de estrangulacion. |
DE59600188T DE59600188D1 (de) | 1995-02-01 | 1996-02-01 | Drosselklappensystem |
US08/776,465 US5881695A (en) | 1995-02-01 | 1996-02-10 | Throttle valve system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29501451U DE29501451U1 (de) | 1995-02-01 | 1995-02-01 | Drosselklappensystem |
DE29501451.2 | 1995-02-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1996023965A1 true WO1996023965A1 (de) | 1996-08-08 |
Family
ID=8003156
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1996/000426 WO1996023965A1 (de) | 1995-02-01 | 1996-02-01 | Drosselklappensystem |
Country Status (6)
Country | Link |
---|---|
US (1) | US5881695A (de) |
EP (1) | EP0754269B1 (de) |
JP (1) | JPH09511309A (de) |
DE (2) | DE29501451U1 (de) |
MX (1) | MX9604463A (de) |
WO (1) | WO1996023965A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6113069A (en) * | 1999-03-01 | 2000-09-05 | Ford Motor Company | Throttle body module having improved fluid tightness |
US6158417A (en) * | 1999-03-01 | 2000-12-12 | Visteon Global Technologies, Inc. | Throttle body accomodation of either an idle air control valve or a motorized throttle control |
JP2001073813A (ja) * | 1999-09-03 | 2001-03-21 | Honda Motor Co Ltd | エンジンの吸気量制御装置 |
DE10048937A1 (de) * | 2000-10-04 | 2002-04-11 | Bosch Gmbh Robert | Drosselklappenstelleinheit |
DE10133294A1 (de) * | 2001-07-12 | 2003-01-23 | Siemens Ag | Drosselklappenstutzen |
DE102014005809A1 (de) | 2014-04-24 | 2015-10-29 | Eagle Actuator Components Gmbh & Co. Kg | Schaltung zur Temperaturkompensation |
JP2019085902A (ja) * | 2017-11-02 | 2019-06-06 | 株式会社ニッキ | 電動式空気量調整装置 |
US11885291B2 (en) * | 2019-05-03 | 2024-01-30 | Walbro Llc | Low pressure fuel injection system for a combustion engine |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2952786A1 (de) * | 1979-12-31 | 1981-09-24 | Fritz Heinzmann GmbH & Co, 7321 Albershausen | Drehzahlregler fuer verbrennungsmotoren |
DE3405935A1 (de) * | 1984-02-18 | 1985-08-22 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Drosselklappenstelleinrichtung |
DE8715061U1 (de) * | 1987-11-12 | 1989-03-09 | Robert Bosch Gmbh, 7000 Stuttgart | Vorrichtung zum Betätigen einer Drosselklappe |
EP0317813A2 (de) * | 1987-11-21 | 1989-05-31 | Robert Bosch Gmbh | Vorrichtung zum Betätigen einer Drosselklappe |
GB2245932A (en) * | 1990-07-10 | 1992-01-15 | Rover Group | I.c engine intake throttle body |
EP0596392A1 (de) * | 1992-10-29 | 1994-05-11 | MAGNETI MARELLI S.p.A. | Luftzufuhrvorrichtung für Brennkraftmaschine |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3539012A1 (de) * | 1985-11-02 | 1987-05-07 | Vdo Schindling | Anordnung mit einem elektronischen regler fuer brennkraftmaschinen |
JP2694664B2 (ja) * | 1989-03-07 | 1997-12-24 | 株式会社日立製作所 | 熱線式空気流量計及び該流量計を備えた内燃機関 |
DE4243893C2 (de) * | 1991-12-26 | 1996-03-28 | Hitachi Ltd | Vorrichtung zum Steuern einer Drosselklappe einer Brennkraftmaschine |
FR2708045B1 (fr) * | 1993-07-22 | 1995-09-15 | Sagem | Système d'alimentation en gaz comburant d'un moteur à combustion interne de véhicule. |
DE4443502A1 (de) * | 1994-12-07 | 1996-06-13 | Bosch Gmbh Robert | Vorrichtung für eine Brennkraftmaschine |
EP0755480B1 (de) * | 1995-02-10 | 2000-07-12 | Koninklijke Philips Electronics N.V. | Vorrichtung zur betätigung eines steuerelements |
-
1995
- 1995-02-01 DE DE29501451U patent/DE29501451U1/de not_active Expired - Lifetime
-
1996
- 1996-02-01 EP EP96903960A patent/EP0754269B1/de not_active Expired - Lifetime
- 1996-02-01 DE DE59600188T patent/DE59600188D1/de not_active Expired - Fee Related
- 1996-02-01 JP JP8523263A patent/JPH09511309A/ja active Pending
- 1996-02-01 MX MX9604463A patent/MX9604463A/es unknown
- 1996-02-01 WO PCT/EP1996/000426 patent/WO1996023965A1/de active IP Right Grant
- 1996-02-10 US US08/776,465 patent/US5881695A/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2952786A1 (de) * | 1979-12-31 | 1981-09-24 | Fritz Heinzmann GmbH & Co, 7321 Albershausen | Drehzahlregler fuer verbrennungsmotoren |
DE3405935A1 (de) * | 1984-02-18 | 1985-08-22 | Vdo Adolf Schindling Ag, 6000 Frankfurt | Drosselklappenstelleinrichtung |
DE8715061U1 (de) * | 1987-11-12 | 1989-03-09 | Robert Bosch Gmbh, 7000 Stuttgart | Vorrichtung zum Betätigen einer Drosselklappe |
EP0317813A2 (de) * | 1987-11-21 | 1989-05-31 | Robert Bosch Gmbh | Vorrichtung zum Betätigen einer Drosselklappe |
GB2245932A (en) * | 1990-07-10 | 1992-01-15 | Rover Group | I.c engine intake throttle body |
EP0596392A1 (de) * | 1992-10-29 | 1994-05-11 | MAGNETI MARELLI S.p.A. | Luftzufuhrvorrichtung für Brennkraftmaschine |
Also Published As
Publication number | Publication date |
---|---|
DE29501451U1 (de) | 1995-06-14 |
EP0754269B1 (de) | 1998-05-06 |
EP0754269A1 (de) | 1997-01-22 |
US5881695A (en) | 1999-03-16 |
MX9604463A (es) | 1997-12-31 |
JPH09511309A (ja) | 1997-11-11 |
DE59600188D1 (de) | 1998-06-10 |
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