WO2017137277A1 - Dispositif de nettoyage d'un systeme de detection optique d'un vehicule automobile - Google Patents
Dispositif de nettoyage d'un systeme de detection optique d'un vehicule automobile Download PDFInfo
- Publication number
- WO2017137277A1 WO2017137277A1 PCT/EP2017/051996 EP2017051996W WO2017137277A1 WO 2017137277 A1 WO2017137277 A1 WO 2017137277A1 EP 2017051996 W EP2017051996 W EP 2017051996W WO 2017137277 A1 WO2017137277 A1 WO 2017137277A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cleaning device
- pipe
- optical sensor
- housing
- cylindrical collar
- Prior art date
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
- B60S1/52—Arrangement of nozzles; Liquid spreading means
-
- 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
- B60S1/56—Cleaning windscreens, windows or optical devices specially adapted for cleaning other parts or devices than front windows or windscreens
-
- 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
- B60S1/54—Cleaning windscreens, windows or optical devices using gas, e.g. hot air
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0006—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means to keep optical surfaces clean, e.g. by preventing or removing dirt, stains, contamination, condensation
Definitions
- the present invention relates to the field of driving assistance and in particular to optical detection systems such as cameras, installed on certain vehicles. More particularly, the invention relates to a device for cleaning such an optical detection system especially for driving assistance so that the quality of the information provided to the driver is optimal.
- An optical detection system is any system comprising optical sensors, such as cameras, laser sensors (commonly called LIDARS) or other sensors based on the emission and / or detection of light in the visible or invisible spectrum for humans , especially the infrared.
- optical sensors such as cameras, laser sensors (commonly called LIDARS) or other sensors based on the emission and / or detection of light in the visible or invisible spectrum for humans , especially the infrared.
- Cameras are known which are installed inside the cockpit against the rear window / bezel looking towards the rear from the rear window of the vehicle. These cameras are well protected from external climatic influences and can for example benefit from the defrosting and cleaning systems of the rear window, for example a heating wire integrated in the glass of the rear window.
- the angle of view is not optimal, especially for a parking aid and for this reason, it is preferred that the camera is arranged at the rear bumper or at the rear registration plate of the vehicle. .
- the camera is highly exposed to the projections of dirt that can be deposited on its optics and thus reduce its effectiveness, or even make it inoperative.
- a device for cleaning the optics of the camera usually a nozzle of cleaning fluid, close to it, to remove the polluting elements that are deposited over time.
- Document US2015 / 0040953 describes such a cleaning device which comprises in a first embodiment a lateral projection nozzle which can snap onto shaped lateral protuberances of a housing containing the camera.
- this solution is too cumbersome and too visible to the naked eye for a user and harms aesthetics.
- the side spray nozzle can only spray a wash liquid, which can lead to traces if drops of washing liquid remain on the lens or the camera protection window.
- a cleaning device is made in the form of a molded piece of plastic material and is assembled in front of the camera.
- this molded part which has internal channels for the washing liquid, is complex to manufacture and expensive.
- the present invention proposes to remedy at least partially one or more of the aforementioned disadvantages by presenting a cleaning device for an alternative optical detection system making it easy to adapt while being inexpensive and easy to assemble.
- the subject of the invention is a cleaning device for an optical sensor module of a motor vehicle comprising a housing, an optical sensor housed in the housing, characterized in that the cleaning device comprises on the one hand a cylindrical flange having first latching members shaped to cooperate with second latching members carried by the sensor module, the first and second latching members being configured so that in the mounted state, the axis of the cylindrical flange is coincident with the optical axis of the optical sensor, and secondly at least one pipe having projection orifices is fixed to the inner wall of the cylindrical collar, the projection orifices being oriented in the direction of the optical.
- the cleaning device according to the invention may furthermore have one or more of the following characteristics, taken alone or in combination:
- the first latching members comprise ramps adapted to cooperate with a circular groove forming the second detent members and arranged in a support of the sensor module.
- the device comprises three first detent members regularly distributed on the inner wall of the cylindrical collar.
- the first detent members are for example made in one piece with the cylindrical collar.
- the device comprises a first and a second pipe each having projection orifices and fixed in parallel relative to each other against the inner wall of the cylindrical collar, the first pipe being intended to project a washing liquid, the second pipe being intended for blowing compressed air.
- the first and second pipes have, for example, different diameters, in particular the second pipe has a diameter smaller than the first pipe.
- Said at least one first pipe can be fixed by gluing against the inner wall of the cylindrical collar.
- Said at least one first pipe extends for example only on half of the inner periphery of the cylindrical collar.
- the invention also relates to an optical sensor module comprising a housing, an optical sensor housed in the housing, characterized in that it comprises a cleaning device as defined above.
- FIG. 1 shows an embodiment of an optical detection system 1 according to the invention for a motor vehicle.
- the optical detection system 1 is for example intended to be mounted at the rear of a motor vehicle, for example at a bumper or a license plate (not shown). It can also for example be mounted on the sides of the vehicle, for example to replace side mirrors.
- the optical detection system 1 comprises an optical sensor module 3, in particular a camera and an optical cleaning device 5 of the optical sensor module 3.
- the optical sensor module 3, for example a camera module comprises a housing 7, an optical sensor 9 in particular (schematically dashed), housed in the housing 7 and an optic 11, in particular a window 12, disposed in front of the sensor 9 and forming at least a wall portion of the housing 7.
- the housing 7 hermetically encloses the optical sensor.
- the protective glass 1 1 may be glass or crystal polycarbonate.
- the optical sensor 9 is for example a CCD sensor (for "coupled coupled device” or a charge coupled device) or a CMOS sensor composed of a matrix of miniature photodiodes. According to another variant, it may be a LIDAR sensor.
- the optical 1 1 comprises for example more a convex lens (convex) such as a fish eye optics ("fish-eye" in English).
- a convex lens convex
- fish eye optics fish-eye
- the optical 1 1 comprises any optical element such as the protective glass 12 and a lens disposed in front of the sensor 9. Under certain conditions, there is no protective glass and this function is ensured. by the lens sealingly attached to the housing 7.
- the optical sensor 9 is installed in the module 3 so as to aim through said protective glass 12 along its optical axis A.
- the cleaning device 5 comprises a cylindrical flange 21 having first detent members 23 shaped to cooperate with second associated detent members 25 carried by the sensor module 3.
- the first and second ratchet members 23 are configured such that, in the mounted state, the axis of revolution of the cylindrical flange 21 coincides with the optical axis A of the optical sensor 9.
- the first detent members 23 comprise, for example, ramps adapted to cooperate with a circular groove forming the second detent members 25 and arranged in a support 31 of the optic 11, for example
- the second detent members 25 by three individual notches instead of a peripheral groove.
- the first three latching members 23 are evenly distributed on an inner wall 33 of the cylindrical collar 21 to facilitate centering.
- the first latching members 23 are in particular made in one piece with the cylindrical flange 21.
- the cleaning device 5 further comprises at least one, in this case a first 35 and a second 37 pipes each having projection holes 350 and 370, respectively.
- the first 35 and second 37 pipes are fixed parallel to each other to the inner wall 33 of the cylindrical collar 21, for example by gluing.
- These include, for example, flexible and flexible rubber hoses.
- hooks arranged on both sides and staggered to secure the pipes 35 and 37 and retain them in position.
- the hooks are for example also integral with the cylindrical collar 21.
- the two pipes 35 and 37 are arranged so that the projection orifices
- the first pipe 35 is intended for spraying a washing liquid and is connected to a reservoir of a washing liquid with a pump (not shown).
- the second pipe 37 is intended to project compressed air and is connected to an air compressor (not shown).
- the projection of the compressed air makes it possible to drive out any residual drops and soils that could leave traces after drying.
- the bulk of the first 35 and second 37 pipes they have different diameters, in particular the second pipe 37 for the projection of the compressed air has a diameter smaller than the first pipe 35 for the washing liquid.
- the first 35 and second 37 pipes extend only over the half, in particular upper, of the inner periphery of the cylindrical flange 21.
- the cleaning device according to the invention is very easily adapted to any optical detection system, including existing optical detection systems, for which it is possible to provide them with the cleaning device in the aftermarket. It is distinguished by a low cost, few parts and a reduced complexity, while allowing effective cleaning of the optics 1 1. It can be easily mounted and dismounted on an optical detection system 1, which also facilitates maintenance actions, for example in case of plugging the first 35 or second 37 pipes and / or spray ports 350 and 370.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Water Supply & Treatment (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Studio Devices (AREA)
- Lens Barrels (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Cleaning In General (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US16/076,088 US11312337B2 (en) | 2016-02-09 | 2017-01-31 | Device for cleaning an optical detection system of a motor vehicle |
MX2018009629A MX2018009629A (es) | 2016-02-09 | 2017-01-31 | Dispositivo para limpiar un sistema de deteccion optica de un vehiculo de motor. |
EP17702105.2A EP3414135B1 (fr) | 2016-02-09 | 2017-01-31 | Dispositif de nettoyage d'un système de détection optique d'un véhicule automobile |
JP2018560721A JP6786629B2 (ja) | 2016-02-09 | 2017-01-31 | 自動車の光学検出システムを清掃するための装置 |
KR1020187026046A KR20180110093A (ko) | 2016-02-09 | 2017-01-31 | 자동차의 광학 탐지 시스템의 세척을 위한 디바이스 |
BR112018015920-4A BR112018015920A2 (pt) | 2016-02-09 | 2017-01-31 | dispositivo de limpeza de um sistema de detecção óptica de um veículo automóvel |
RU2018132061A RU2018132061A (ru) | 2016-02-09 | 2017-01-31 | Устройство очистки оптической системы обнаружения автотранспортного средства |
CN201780014981.7A CN108778859B (zh) | 2016-02-09 | 2017-01-31 | 用于清洁机动车辆的光学检测系统的装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1650997A FR3047458B1 (fr) | 2016-02-09 | 2016-02-09 | Dispositif de nettoyage d’un systeme de detection optique d’un vehicule automobile |
FR1650997 | 2016-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2017137277A1 true WO2017137277A1 (fr) | 2017-08-17 |
Family
ID=55863011
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2017/051996 WO2017137277A1 (fr) | 2016-02-09 | 2017-01-31 | Dispositif de nettoyage d'un systeme de detection optique d'un vehicule automobile |
Country Status (10)
Country | Link |
---|---|
US (1) | US11312337B2 (fr) |
EP (1) | EP3414135B1 (fr) |
JP (1) | JP6786629B2 (fr) |
KR (1) | KR20180110093A (fr) |
CN (1) | CN108778859B (fr) |
BR (1) | BR112018015920A2 (fr) |
FR (1) | FR3047458B1 (fr) |
MX (1) | MX2018009629A (fr) |
RU (1) | RU2018132061A (fr) |
WO (1) | WO2017137277A1 (fr) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10328906B2 (en) | 2014-04-11 | 2019-06-25 | Dlhbowles, Inc. | Integrated automotive system, compact, low-profile nozzle assembly and compact fluidic circuit for cleaning a wide-angle image sensor's exterior surface |
US10350647B2 (en) | 2011-03-10 | 2019-07-16 | Dlhbowles, Inc. | Integrated automotive system, nozzle assembly and remote control method for cleaning an image sensor's exterior or objective lens surface |
US20190232315A1 (en) * | 2018-01-31 | 2019-08-01 | Ford Global Technologies, Llc | Sensor washer system with annular nozzle assembly |
US10432827B2 (en) | 2011-03-10 | 2019-10-01 | Dlhbowles, Inc. | Integrated automotive system, nozzle assembly and remote control method for cleaning an image sensors exterior or objective lens surface |
EP3584126A1 (fr) * | 2018-06-19 | 2019-12-25 | Valeo Systèmes d'Essuyage | Module de nettoyage d'un élément optique ou d'un dispositif de protection d'un élément optique et système d'assistance à la conduite associé |
US10525937B2 (en) | 2014-04-16 | 2020-01-07 | Dlhbowles, Inc. | Integrated multi image sensor and lens washing nozzle assembly and method for simultaneously cleaning a plurality of image sensors |
US10908002B2 (en) | 2018-11-14 | 2021-02-02 | Ford Global Technologies, Llc | Sensor airflow apparatus |
SE2051470A1 (en) * | 2020-12-15 | 2022-06-16 | Nozzle | |
DE102021210085A1 (de) | 2021-09-13 | 2023-03-16 | Continental Automotive Technologies GmbH | Kombinierte Reinigungsvorrichtung für eine Sensorvorrichtung eines Fahrzeugs |
DE102021210666A1 (de) | 2021-09-24 | 2023-03-30 | Volkswagen Aktiengesellschaft | Reinigungsvorrichtung und Sensorsystem |
DE112017004676B4 (de) | 2016-09-16 | 2024-08-14 | Methode Electronics, Inc. | Kameraobjektiv-/Sensorreinigungsvorrichtung |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112606774B (zh) * | 2020-12-28 | 2023-01-31 | 广东科学技术职业学院 | 一种可自清洁激光雷达的无人驾驶车辆 |
FR3138395A1 (fr) * | 2022-07-28 | 2024-02-02 | Elwedys | Nettoyage à jet d’air d’une optique |
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KR20110026220A (ko) * | 2009-09-07 | 2011-03-15 | 삼성전기주식회사 | 차량용 카메라의 이물 제거 시스템 |
CN201923085U (zh) * | 2010-11-26 | 2011-08-10 | 粱金龙 | 倒车摄影机的镜头洁净装置 |
US20150040953A1 (en) | 2013-08-12 | 2015-02-12 | Asmo Co., Ltd. | Cleaning device for on-vehicle optical sensor |
EP2949521A1 (fr) * | 2014-05-27 | 2015-12-02 | Fico Transpar, S.A. | Système et dispositif de nettoyage pour surface optique montée sur un véhicule et capteur optique monté sur véhicule avec le dispositif de nettoyage |
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JPS59109311U (ja) * | 1983-01-11 | 1984-07-23 | オムロン株式会社 | 光電スイツチのレンズ汚れ防止装置 |
JP2007053448A (ja) * | 2005-08-15 | 2007-03-01 | Fujifilm Corp | 撮影装置 |
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TWM398497U (en) | 2010-10-08 | 2011-02-21 | Jin-Long Liang | Lens cleaner device of a vehicle reversing camera |
EP2858755B1 (fr) * | 2011-03-10 | 2017-09-20 | dlhBowles Inc. | Système automobile intégré, ensemble buse et procédé de commande à distance permettant de nettoyer une lentille de capteur d'image |
MX343880B (es) * | 2012-07-27 | 2016-11-28 | Nissan Motor | Dispositivo de camara montado en vehiculo. |
GB201217007D0 (en) | 2012-09-24 | 2012-11-07 | Electro Mechanical Systems | Wiper |
JP6348770B2 (ja) | 2014-05-08 | 2018-06-27 | 日産自動車株式会社 | カメラ装置および立体物検出装置 |
EP2949520B1 (fr) * | 2014-05-27 | 2018-03-21 | Fico Transpar, S.A. | Système de nettoyage d'une lentille optique montée sur un véhicule |
-
2016
- 2016-02-09 FR FR1650997A patent/FR3047458B1/fr not_active Expired - Fee Related
-
2017
- 2017-01-31 WO PCT/EP2017/051996 patent/WO2017137277A1/fr active Application Filing
- 2017-01-31 RU RU2018132061A patent/RU2018132061A/ru not_active Application Discontinuation
- 2017-01-31 US US16/076,088 patent/US11312337B2/en active Active
- 2017-01-31 MX MX2018009629A patent/MX2018009629A/es unknown
- 2017-01-31 CN CN201780014981.7A patent/CN108778859B/zh active Active
- 2017-01-31 KR KR1020187026046A patent/KR20180110093A/ko active IP Right Grant
- 2017-01-31 BR BR112018015920-4A patent/BR112018015920A2/pt not_active IP Right Cessation
- 2017-01-31 EP EP17702105.2A patent/EP3414135B1/fr active Active
- 2017-01-31 JP JP2018560721A patent/JP6786629B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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KR20110026220A (ko) * | 2009-09-07 | 2011-03-15 | 삼성전기주식회사 | 차량용 카메라의 이물 제거 시스템 |
CN201923085U (zh) * | 2010-11-26 | 2011-08-10 | 粱金龙 | 倒车摄影机的镜头洁净装置 |
US20150040953A1 (en) | 2013-08-12 | 2015-02-12 | Asmo Co., Ltd. | Cleaning device for on-vehicle optical sensor |
EP2949521A1 (fr) * | 2014-05-27 | 2015-12-02 | Fico Transpar, S.A. | Système et dispositif de nettoyage pour surface optique montée sur un véhicule et capteur optique monté sur véhicule avec le dispositif de nettoyage |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10432827B2 (en) | 2011-03-10 | 2019-10-01 | Dlhbowles, Inc. | Integrated automotive system, nozzle assembly and remote control method for cleaning an image sensors exterior or objective lens surface |
US10350647B2 (en) | 2011-03-10 | 2019-07-16 | Dlhbowles, Inc. | Integrated automotive system, nozzle assembly and remote control method for cleaning an image sensor's exterior or objective lens surface |
US10328906B2 (en) | 2014-04-11 | 2019-06-25 | Dlhbowles, Inc. | Integrated automotive system, compact, low-profile nozzle assembly and compact fluidic circuit for cleaning a wide-angle image sensor's exterior surface |
US11472375B2 (en) | 2014-04-16 | 2022-10-18 | Dlhbowles, Inc. | Integrated multi image sensor and lens washing nozzle assembly and method for simultaneously cleaning a plurality of image sensors |
US10525937B2 (en) | 2014-04-16 | 2020-01-07 | Dlhbowles, Inc. | Integrated multi image sensor and lens washing nozzle assembly and method for simultaneously cleaning a plurality of image sensors |
DE112017004676B4 (de) | 2016-09-16 | 2024-08-14 | Methode Electronics, Inc. | Kameraobjektiv-/Sensorreinigungsvorrichtung |
US10773273B2 (en) | 2018-01-31 | 2020-09-15 | Ford Global Technologies, Llc | Sensor washer system with annular nozzle assembly |
US20190232315A1 (en) * | 2018-01-31 | 2019-08-01 | Ford Global Technologies, Llc | Sensor washer system with annular nozzle assembly |
EP3584126A1 (fr) * | 2018-06-19 | 2019-12-25 | Valeo Systèmes d'Essuyage | Module de nettoyage d'un élément optique ou d'un dispositif de protection d'un élément optique et système d'assistance à la conduite associé |
US10908002B2 (en) | 2018-11-14 | 2021-02-02 | Ford Global Technologies, Llc | Sensor airflow apparatus |
SE2051470A1 (en) * | 2020-12-15 | 2022-06-16 | Nozzle | |
DE102021210085A1 (de) | 2021-09-13 | 2023-03-16 | Continental Automotive Technologies GmbH | Kombinierte Reinigungsvorrichtung für eine Sensorvorrichtung eines Fahrzeugs |
DE102021210666A1 (de) | 2021-09-24 | 2023-03-30 | Volkswagen Aktiengesellschaft | Reinigungsvorrichtung und Sensorsystem |
Also Published As
Publication number | Publication date |
---|---|
CN108778859A (zh) | 2018-11-09 |
MX2018009629A (es) | 2018-12-17 |
RU2018132061A (ru) | 2020-03-11 |
CN108778859B (zh) | 2022-04-12 |
BR112018015920A2 (pt) | 2018-12-26 |
RU2018132061A3 (fr) | 2020-04-08 |
EP3414135A1 (fr) | 2018-12-19 |
US11312337B2 (en) | 2022-04-26 |
US20210188218A1 (en) | 2021-06-24 |
FR3047458A1 (fr) | 2017-08-11 |
JP2019504801A (ja) | 2019-02-21 |
EP3414135B1 (fr) | 2020-01-29 |
JP6786629B2 (ja) | 2020-11-18 |
KR20180110093A (ko) | 2018-10-08 |
FR3047458B1 (fr) | 2018-03-02 |
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