EP2651705A1 - Antriebseinrichtung, insbesondere für eine scheibenwischvorrichtung in einem fahrzeug - Google Patents
Antriebseinrichtung, insbesondere für eine scheibenwischvorrichtung in einem fahrzeugInfo
- Publication number
- EP2651705A1 EP2651705A1 EP11782439.1A EP11782439A EP2651705A1 EP 2651705 A1 EP2651705 A1 EP 2651705A1 EP 11782439 A EP11782439 A EP 11782439A EP 2651705 A1 EP2651705 A1 EP 2651705A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- housing
- drive device
- transmission
- housing cover
- transmission housing
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/06—Wipers or the like, e.g. scrapers characterised by the drive
- B60S1/16—Means for transmitting drive
- B60S1/166—Means for transmitting drive characterised by the combination of a motor-reduction unit and a mechanism for converting rotary into oscillatory movement
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/027—Gearboxes; Mounting gearing therein characterised by means for venting gearboxes, e.g. air breathers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
- H02K7/1163—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion
- H02K7/1166—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears where at least two gears have non-parallel axes without having orbital motion comprising worm and worm-wheel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
Definitions
- the invention relates to a drive device, in particular for a windshield wiper device in a vehicle, according to the preamble of claim 1.
- Drive devices for windscreen wiper devices are known in vehicles with a reversibly driven output shaft which is connected to a wiper arm, which is a carrier of a wiper blade resting on the vehicle window to be cleaned.
- the reversing of the output shaft is generated by an electric drive motor and a drive downstream of the transmission, which is kinematically coupled to the output shaft.
- the transmission is accommodated in a transmission housing, which is to be closed by a housing cover.
- care must be taken that water entering the transmission housing does not lead to failure of the electric drive motor flanged to the transmission housing.
- a sealing cap is placed on the driven shaft, which is coupled to the delivery arm and is rotatably mounted in the transmission housing.
- the invention is based on the object with simple constructive measures a drive device in such a way that in the gear housing penetrating water does not lead to a malfunction of the drive device.
- This object is achieved with the features of claim 1.
- the dependent claims indicate expedient developments.
- the drive device according to the invention is preferably used in windshield wiper devices in motor vehicles for cleaning the rear window or the windshield.
- the drive device has an electric drive motor, which drives a drive shaft via an output shaft, which is coupled to a wiper arm of the windshield wiper device.
- the output shaft is placed including the Wscharm arranged thereon in a rotary pendulum motion.
- the transmission is inserted into a receiving space in the transmission housing.
- a housing cover can be placed and releasably secured by means of at least one connecting element on the transmission housing.
- the output shaft is acted upon by the transmission components of the transmission and put into the rotary pendulum movement.
- the output shaft is also received in the gear housing and rotatably supported there, wherein a portion of the output shaft, which is coupled to the wiper arm, protrudes from the gear housing.
- a protective or sealing cap is placed on the protruding portion of the output shaft, which rests sealingly on the lateral surface of the output shaft and on the other sealingly on a housing component.
- the transmission housing of the drive device is equipped with a water drainage system which comprises a drainage channel which enters the transmission housing and / or or the housing cover is inserted.
- the drainage channel connects the receiving space in the transmission housing with a fastening section which is connected to the outside of the transmission housing or the housing cover for receiving the connecting element. is ordered, with which the housing cover is releasably connected to the transmission housing.
- the drainage channel allows outflow of water penetrated into the receiving space in the interior of the transmission housing to the outside. At the same time it is ensured that the outwardly facing mouth region of the drainage channel, which opens in the region of the attachment portion, not or only slightly visible from the outside, since the mouth of the drainage channel is at least largely covered by the connecting element.
- the drive device also meets increased design requirements.
- the drainage channel preferably runs in such a way that, in the regular installation position, the drainage channel, starting in the receiving space in the interior of the transmission housing, has at least a slight incline in the direction of the outwardly pointing orifice in order to be able to drain water as completely as possible from the receiving space.
- the drainage channel is preferably located at the lowest point of the receiving space.
- each drainage channel opens in the region of a respective attachment portion, wherein the mouth opening is expediently covered by a respective connecting element.
- two or more drainage channels branch off from the receiving space of the transmission housing from different directions and open together in the area of the single fastening section.
- the attachment portion is, according to an advantageous embodiment, designed as a mounting recess into which the connecting element can be inserted.
- the connecting element is, for example, a connecting screw, which is passed through the fastening recess.
- the attachment portion is advantageously located on the outside of the transmission housing, wherein the housing cover has corresponding attachment portions and are connected via the connecting element, the mating fastening portions of the gear housing and housing cover to each other.
- the binding screw guided by mutually aligned recesses in the mounting portions of the housing cover and gear housing.
- the drainage channel is preferably located in the transmission housing.
- the drainage channel is introduced into the housing cover.
- the drainage channel is designed as a semi-open channel, which is designed to be open to the attachment side between the gear housing and the housing cover. In the mounted state of the housing cover, the drainage channel is closed due to the fixed system of housing cover and gear housing, so that a defined flow through the drainage channel is ensured.
- the semi-open design of the drainage channel is characterized by a simple production.
- the drainage channel is completely integrated either in the transmission housing or in the housing cover.
- the drainage channel is introduced as a bore in the transmission housing or the housing cover or is introduced during the casting process as a flow channel in the transmission housing or the housing cover.
- the connecting element as a connecting screw
- the screw head expediently on the underside a corrugation has the function to produce a positive or non-positive or frictional connection between the corrugation and the mounting portion when tightening the connecting screw.
- the corrugation ensures that a sufficient flow cross-section for the discharge of discharged
- 1 is a schematic representation of a windshield wiper device in a motor vehicle
- 2 is a perspective view of a drive device for a windshield wiper device, with an electric drive motor and a transmission in a transmission housing, wherein the transmission housing is covered by a housing cover,
- FIG. 3 shows a detail of the transmission housing with the housing wall penetrating flow channels, which open in the region of mounting portions on the outside of the transmission housing
- Fig. 4 shows a section of the transmission housing with attached housing cover.
- Fig. 1 shows a windshield wiper device 1 for a motor vehicle for cleaning a front or rear window 2.
- the windshield wiper device 1 comprises a drive device 3, which sets a wiper arm 4 with a wiper blade 5 attached thereto, which rests on the vehicle window 2 in a rotary pendulum motion.
- the drive device 3 has an electric drive motor 6 and a gearbox 7 in a gearbox housing 8, which can be detachably closed by a housing cover 9.
- the electric drive motor 6 is flanged to the transmission housing 8.
- the gearbox 7 drives an output shaft 10, which is rotatably mounted in the gearbox housing 8 and carries the swarf 4 (FIG. 1) in the region of a section protruding from the gearbox housing.
- a protective or sealing cap 11 is placed, which is intended to prevent ingress of moisture into the interior of the transmission housing 8.
- the housing cover 9 is screwed by means of connecting screws 12 releasably to the transmission housing 8.
- the transmission housing 8 is shown without screwed housing cover. Evident is a receiving space 13 in the transmission housing 8 for receiving the transmission components.
- On the outside of the gear housing are integrally formed with the gear housing mounting flanges 15, are introduced into the mounting recesses 16, which for connecting the Housing cover with the gearbox serve.
- the connecting screws 12 are passed through corresponding recesses in the housing cover, which are aligned in the mounted state with the Befest Trentsaus predominantlyun- 16 on the gear housing 8.
- the connecting screws 12 are also guided by the mounting recesses 16, which either have an internal thread into which the connecting screws are screwed. It is also possible to pass the connecting screws through the fastening recesses 16 and fix them with the help of a nut.
- the drainage channels 14 extend between the inner receiving space 13 in the transmission housing and the mounting recesses 16 and serve to drain liquid that has entered the transmission housing. Such liquid is transported from the receiving space 13 via the drain channels 14 to the mounting recess 16 and from there further along the turns of the connecting bolts 12 in the axial direction of the connecting screws to the outside.
- a corrugation At the bottom of the screw head 17 of the connecting screws 12 is a corrugation, with which the screw head bears against the attachment portion of the housing cover.
- the corrugation ensures on the one hand a firm connection between the connecting screw and the attachment section on the housing cover, on the other hand allow the grooves, which are introduced into the corrugation, a discharge of the water to be discharged, via the drainage channels
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Details Of Gearings (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201010063356 DE102010063356A1 (de) | 2010-12-17 | 2010-12-17 | Antriebseinrichtung, insbesondere für eine Scheibenwischvorrichtung in einem Fahrzeug |
PCT/EP2011/070206 WO2012079899A1 (de) | 2010-12-17 | 2011-11-16 | Antriebseinrichtung, insbesondere für eine scheibenwischvorrichtung in einem fahrzeug |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2651705A1 true EP2651705A1 (de) | 2013-10-23 |
Family
ID=44971033
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP11782439.1A Withdrawn EP2651705A1 (de) | 2010-12-17 | 2011-11-16 | Antriebseinrichtung, insbesondere für eine scheibenwischvorrichtung in einem fahrzeug |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP2651705A1 (de) |
JP (1) | JP5744226B2 (de) |
DE (1) | DE102010063356A1 (de) |
WO (1) | WO2012079899A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102017211938B4 (de) | 2017-07-12 | 2022-05-05 | Mahle International Gmbh | Turbolader mit Stelleinrichtung |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56152558U (de) * | 1980-04-15 | 1981-11-14 | ||
JPH03117343A (ja) * | 1989-09-27 | 1991-05-20 | Mitsubishi Electric Corp | モールドモータ |
DE4021669A1 (de) * | 1990-07-07 | 1992-02-20 | Swf Auto Electric Gmbh | Gehaeuse fuer einen elektrischen hilfsantrieb |
JP3745002B2 (ja) * | 1996-02-08 | 2006-02-15 | アスモ株式会社 | ケースの防水構造 |
DE19933203A1 (de) * | 1999-07-15 | 2001-01-18 | Valeo Auto Electric Gmbh | Einrichtung zur Abstützung eines Antriebsmotors an einem Fahrzeug, insbesondere eines Antriebsmotors zum Antrieb einer Scheibenwischvorrichtung |
DE102007022192A1 (de) * | 2007-05-11 | 2008-11-13 | Volkswagen Ag | Getriebegehäuse für eine elektrische Antriebseinheit eines Scheibenwischers |
JP5203689B2 (ja) * | 2007-12-17 | 2013-06-05 | アスモ株式会社 | ワイパ駆動装置 |
-
2010
- 2010-12-17 DE DE201010063356 patent/DE102010063356A1/de not_active Ceased
-
2011
- 2011-11-16 JP JP2013543606A patent/JP5744226B2/ja not_active Expired - Fee Related
- 2011-11-16 EP EP11782439.1A patent/EP2651705A1/de not_active Withdrawn
- 2011-11-16 WO PCT/EP2011/070206 patent/WO2012079899A1/de active Application Filing
Non-Patent Citations (1)
Title |
---|
See references of WO2012079899A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP2014500183A (ja) | 2014-01-09 |
JP5744226B2 (ja) | 2015-07-08 |
WO2012079899A1 (de) | 2012-06-21 |
DE102010063356A1 (de) | 2012-06-21 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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Effective date: 20130717 |
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GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: H02K 5/04 20060101ALI20151113BHEP Ipc: F16H 57/031 20120101ALI20151113BHEP Ipc: F16H 57/027 20120101AFI20151113BHEP |
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INTG | Intention to grant announced |
Effective date: 20151130 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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18D | Application deemed to be withdrawn |
Effective date: 20160412 |