EP2512883A1 - Disposition d'un système d'essuie-glace auquel est associé un système de lave-glace sur une automobile - Google Patents

Disposition d'un système d'essuie-glace auquel est associé un système de lave-glace sur une automobile

Info

Publication number
EP2512883A1
EP2512883A1 EP10785363A EP10785363A EP2512883A1 EP 2512883 A1 EP2512883 A1 EP 2512883A1 EP 10785363 A EP10785363 A EP 10785363A EP 10785363 A EP10785363 A EP 10785363A EP 2512883 A1 EP2512883 A1 EP 2512883A1
Authority
EP
European Patent Office
Prior art keywords
washing liquid
wiper
arrangement according
outlets
wiper system
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Withdrawn
Application number
EP10785363A
Other languages
German (de)
English (en)
Inventor
Holger Fitterer
Heiko Schmid
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.)
Mercedes Benz Group AG
Original Assignee
Daimler AG
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 Daimler AG filed Critical Daimler AG
Publication of EP2512883A1 publication Critical patent/EP2512883A1/fr
Withdrawn legal-status Critical Current

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
    • B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
    • B60S1/48—Liquid supply therefor
    • B60S1/481—Liquid supply therefor the operation of at least part of the liquid supply being controlled by electric means
    • B60S1/482—Liquid supply therefor the operation of at least part of the liquid supply being controlled by electric means combined with the operation of windscreen wipers
    • 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
    • B60S1/08—Wipers or the like, e.g. scrapers characterised by the drive electrically driven
    • 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
    • B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
    • B60S1/48—Liquid supply therefor
    • B60S1/52—Arrangement of nozzles; Liquid spreading means
    • B60S1/522—Arrangement of nozzles; Liquid spreading means moving liquid spreading means, e.g. arranged in wiper arms
    • B60S1/524—Arrangement of nozzles; Liquid spreading means moving liquid spreading means, e.g. arranged in wiper arms arranged in wiper blades

Definitions

  • the invention relates to an arrangement of a wiper system with an associated
  • Windscreen washer on a motor vehicle comprises a washing liquid supply line to which at least two distribution lines connect to respective outlets after a branching point.
  • the outlets are mitbewegbar with a corresponding wiper arm of the wiper system.
  • a switch which is arranged in a connection piece for connecting a hose line, the washing liquid can be allocated to one of the delivery channels.
  • the delivery channels then lead to the nozzles.
  • a rotation of the switch takes place with the pivotal movement of the drive shaft, which is a pendulum movement of the
  • Wiping direction is in each case before the wiper arm arranged nozzles is promoted.
  • a disadvantage of such a window cleaning system is the fact that the distribution of the washing liquid to the respective conveyor channels is technically complex and error-prone.
  • Object of the present invention is therefore to provide an arrangement of the type mentioned, which simplifies the distribution of the washing liquid to the outlets.
  • Windscreen washer on a motor vehicle the windscreen washer system comprises a washing liquid supply line to which connect at least two distribution lines to respective outlets after a branching point.
  • the outlets are mitbewegbar with a corresponding wiper arm of the wiper system.
  • a leakage of the washing liquid from at least one of the outlets is controllable, wherein the distribution device is arranged in an engine compartment or storage space of the motor vehicle.
  • the storage space may in particular be a trunk of the motor vehicle.
  • the windscreen washer system can furthermore be assigned to a wiper system arranged in the rear of the motor vehicle.
  • the distribution device In the engine compartment or storage space of the motor vehicle, it is relatively easy to provide sufficient space for accommodating the distribution device.
  • the distribution device is so particularly good against external influences, in particular
  • the distribution device can in particular be connected to a bearing of the wiper arm, for example a driver-side wiper arm.
  • the distributor ensures that the washing liquid emerges from the desired outlet. Characterized in that the outlets are moved with the wiper arm, the washing liquid exits in the immediate vicinity of the desired location.
  • At least one shut-off device for shutting off at least one of the distribution lines is accommodated within a common housing of the distribution device. Arranging one each
  • shut-off device per distribution line in the common housing facilitates the activation of the shut-off devices.
  • the shut-off devices are particularly accessible.
  • a heating of the washing liquid in the area of the shut-off devices is also technically particularly easy to implement if the shut-off devices are accommodated within the housing of the distributing device. Freezing the shut-off device can thus be prevented even at minus temperatures and thus their functioning can be ensured.
  • shut-off devices can be controlled independently of one another. Preference is given to all shut-off devices
  • shut-off device Passenger side wiper arm mitbewegte outlets are released independently. Particularly short switching times can be achieved if the shut-off device is designed as an electromagnetically operable switching element.
  • the shut-off device also has a check valve, so that an undesirable
  • a first outlet points at least substantially in one wiping direction and a second outlet in an opposite wiping direction. This makes it possible to act on the first outlet, the disc in the wiping direction with the washing liquid.
  • Wischarms can then be applied to the second outlet with the washing liquid.
  • first outlet and / or the second outlet are arranged on the wiper blade of the wiper system.
  • washing liquid in the area of the wiper blade on the disc so a particularly targeted, accurate and economical use of the washing liquid is possible.
  • outlets are designed as nozzles distributed over a length range.
  • the length region preferably extends along the longitudinal extension of the wiper blade.
  • the distribution device has at least one - also marked as a port - port through which an aid in the washing liquid can be introduced.
  • auxiliaries may be a cleaning solution - such as an insect remover - and / or a heated medium, in particular heated washing liquid, be introduced into the washing liquid. It can also be provided per tool traversprintdem a separate connection.
  • the wiper system comprises at least two wiper arms
  • the at least two distribution lines are advantageously assigned to one of the wiper arms in each case.
  • a shut-off device is then provided per distribution line.
  • a shut-off device is then provided per distribution line. For example, in each case one pointing in the wiping direction outlet on a driver side
  • Wiper arm and wiper blade and be applied to a passenger-side wiper arm or wiper blade by opening the respective shut-off device with the washing liquid. Likewise, it is possible to apply the washing liquid against the wiping direction for the driver-side wiper blade and / or for the passenger-side wiper blade.
  • a heating device by means of which the washing liquid is at least partially heatable on a way to at least one of the outlets.
  • the same may be performed to the outlet to prevent freezing of the washing liquid even at minus temperatures.
  • FIG. 1 fragmentary components of a windscreen washer for a
  • Fig. 2 shows an alternative distributor of a windscreen washer according to
  • Fig. 1; and Fig. 3 shows a section through a washing liquid leading wiper blade.
  • a pump 12 is shown in Fig. 1, which
  • washing liquid from a (not shown) reservoir promotes.
  • a supply line 14 is connected, via which the washing liquid is conveyed to the window to be wiped of the motor vehicle.
  • the supply line 14 opens into a distributor 16, which comprises a housing 18 with one inlet 20 and four outputs.
  • the distribution device 16 is arranged in an engine compartment of the motor vehicle. In this case, comparatively much space is available for accommodating the distribution device 16.
  • the distributor 16 comprises a housing 18 with one inlet 20 and four outputs.
  • a first pair of distribution conduits 22, 24 leads from two respective outlets of the distributor 16 to a passenger-side wiper blade 26 (see Fig. 3).
  • corresponding driver-side wiper blade 26 is constructed analogously.
  • a plurality of nozzles 28 are in a wiping direction of the wiper blade 26.
  • these nozzles 28 it is possible to move the wiper blade 26 over the disk and to move the washing liquid directly onto the wiper blade Apply a wiper blade 30 of the wiper blade 26 upstream portion of the disc.
  • Wiper blade 26 is preferably applied via the nozzles 28, 32, the washing liquid on the disc so that the respectively arranged in front of the squeegee 30 portion of the disc is acted upon with washing liquid.
  • Distribution lines 22, 24 simultaneously promote washing liquid, which can escape via the respective nozzles 28, 32.
  • electromagnetically actuated switching valves 34 are provided in the distribution device 16 (see Fig. 1).
  • the independently switchable Switching valves 34 are downstream of a branching space 36 within the
  • Housing 18 of the distributor 16 is arranged.
  • Each of the switching valves 34 enables blocking or unblocking of the respective distribution line 22, 24.
  • Two further distribution lines 38, 40 lead from the distribution device 16 to the driver-side wiper blade 26, which is similar in construction to the passenger-side wiper blade 26. Accordingly, by simultaneously opening the driver-side wiper blade 26
  • Distributed lines 22, 38 associated switching valves 34 are each applied in the wiping direction in front of the squeegee 30 of the driver side wiper blade 26 and the passenger side wiper blade 26 region of the disc at the same time with washing liquid.
  • Switching over from the impingement of the disk via the distribution lines 22, 38 to the impingement via the distribution lines 24, 40 can take place in particular upon reaching a turning position of the wiper arm and thus of the wiper blade 26 or shortly before reaching the turning position.
  • Fig. 2 shows an enlarged detail representation of an alternative
  • Distributor 16 with an input to which the supply line 14 is connected and with the four distribution lines 22, 24, 38, 40, which lead to the (not shown in Fig. 2) wiper blades 26.
  • the distribution device 16 is also arranged in the embodiment of the wiper system shown in Fig. 2 in the engine compartment of the motor vehicle.
  • a first branching point 42 is provided in the distribution device 16 according to FIG. 2, at which the division of the washing liquid onto the passenger-side wiper blade 26 and the driver-side wiper blade 26 takes place.
  • this first branching point 42 two bifurcations 44 are provided, to which the passenger side
  • Distribution lines 22, 24 and the driver-side distribution lines 38, 40 have their origin.
  • Shift valves 34 are provided.
  • the switching valves 34 also each have a built-in this check valve.
  • the housing 18, in which the switching valves 34 are housed, has a further connection 46, via which a
  • Insect remover and / or heated washing liquid in the branching point 42 can be introduced.
  • Leakage of the scrubbing liquid from the passenger-side distribution lines 22, 24 and the driver-side distribution lines 38, 40 may occur in the arrangements of the distributor 16 shown in FIGS. 1 and 2 due to the independent
  • a stronger loading of one of the sides with washing liquid can be about depending on the local
  • the splitting up of the washing liquid onto the wiping rubber 30 in each case in the wiping direction acts on the disk with the washing liquid
  • Distribution lines 22, 38 and 24, 40 takes place in the distribution device 16.
  • the switching valves 34 which are arranged in the distributor 16, allow switching the direction of the spray jet, depending on whether the washing liquid via the nozzles 28 or the nozzles 32 from the wiper blade 26 exits (see Fig. 3).
  • the exit of the washing liquid from the nozzle 28 is already stopped before the wiper arm and with this the wiper blade 26 has reached its turning position, and at this time the washing liquid via the distribution line 24 and thus the nozzles 32 on the Applied disc, so the washing liquid can act comparatively long and thus soften any dirt well.
  • the nozzles 28, 32 can enclose an acute angle with an (imaginary) center plane running along the wiper blade rubber 30 and perpendicular to the disk (see Fig. 3), approximately at an angle of 20 ° to 60 °, in particular 30 °.
  • the nozzles 28, 32 with the longitudinal axis of the wiper blade 26 include an acute, in particular to the axis of rotation of the wiper arm, angle, which may be, for example, 5 ° to 30 °, in particular 10 ° to 15 °.
  • both the driver side and the passenger side wiper blade 26 can independently of each other and within the respective wiper blade 26, the respective distribution lines 22, 24 and 38, 40 are applied independently with washing liquid.
  • the distribution lines 22, 24 and 38, 40 are aligned substantially parallel to a longitudinal axis of the wiper blade 26.
  • the distribution lines 22, 24 and 38, 40 preferably extend over the entire length of the wiper blade 26.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Body Structure For Vehicles (AREA)
  • Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

L'invention concerne une disposition d'un système d'essuie-glace auquel est associé un système de lave-glace (10) sur une automobile. Le système de lave-glace (10) comprend une conduite d'alimentation en liquide lave-glace (14) dans le prolongement duquel se trouvent au moins deux conduites de distribution (22, 24, 38, 40) s'étendant à partir d'un point de dérivation (36) jusqu'à des orifices de sortie respectifs. Les orifices de sortie peuvent être déplacés avec un bras d'essuie-glace correspondant du système d'essuie-glace. Un dispositif de distribution (16), au moyen duquel une sortie du liquide lave-glace par au moins un des orifices de sortie peut être commandée, est placé dans un compartiment moteur ou de rangement de l'automobile.
EP10785363A 2009-12-19 2010-12-03 Disposition d'un système d'essuie-glace auquel est associé un système de lave-glace sur une automobile Withdrawn EP2512883A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009059154A DE102009059154A1 (de) 2009-12-19 2009-12-19 Anordnung einer Wischanlage mit einer zugehörigen Scheibenwaschanlage an einem Kraftwagen
PCT/EP2010/007367 WO2011072809A1 (fr) 2009-12-19 2010-12-03 Disposition d'un système d'essuie-glace auquel est associé un système de lave-glace sur une automobile

Publications (1)

Publication Number Publication Date
EP2512883A1 true EP2512883A1 (fr) 2012-10-24

Family

ID=43589591

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10785363A Withdrawn EP2512883A1 (fr) 2009-12-19 2010-12-03 Disposition d'un système d'essuie-glace auquel est associé un système de lave-glace sur une automobile

Country Status (6)

Country Link
US (1) US20120266403A1 (fr)
EP (1) EP2512883A1 (fr)
JP (1) JP2013514921A (fr)
CN (1) CN102666220A (fr)
DE (1) DE102009059154A1 (fr)
WO (1) WO2011072809A1 (fr)

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US11332101B2 (en) * 2004-03-09 2022-05-17 Uusi, Llc Vehicle windshield cleaning system
FR2994148B1 (fr) * 2012-07-31 2015-01-02 Valeo Systemes Dessuyage Dispositif et procede d'alimentation en liquide lave glace d'un systeme d'essuyage pour pare brise de vehicule
CN103707850B (zh) * 2014-01-09 2015-08-26 任强 单刮片电磁换向同步刷洗雨刮器
CN103754193B (zh) * 2014-01-29 2015-07-15 任强 双刮片电磁换向同步刷洗雨刮器
CN110770097B (zh) * 2017-06-13 2023-08-18 株式会社小糸制作所 车辆用清洁系统及具有车辆用清洁系统的车辆
CN116001730A (zh) * 2017-06-13 2023-04-25 株式会社小糸制作所 车辆用清洁系统及具有车辆用清洁系统的车辆
JP2020094624A (ja) * 2018-12-12 2020-06-18 株式会社小糸製作所 流路切替ボックスおよび車両用クリーナシステム
DE102019118724A1 (de) * 2019-07-10 2021-01-14 Volkswagen Aktiengesellschaft Verfahren zum Betreiben eines Scheibenwaschsystems
WO2022243163A1 (fr) * 2021-05-17 2022-11-24 Vitesco Technologies GmbH Dispositif de distribution et actionneur de distribution de liquide
DE102021208936B4 (de) * 2021-08-16 2023-08-10 Vitesco Technologies GmbH Verteilungseinrichtung und Flüssigkeitsverteilungsaktuator

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Also Published As

Publication number Publication date
WO2011072809A1 (fr) 2011-06-23
US20120266403A1 (en) 2012-10-25
DE102009059154A1 (de) 2011-06-22
CN102666220A (zh) 2012-09-12
JP2013514921A (ja) 2013-05-02

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