CN202413712U - Cleaning system of front windshield of car - Google Patents
Cleaning system of front windshield of car Download PDFInfo
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- CN202413712U CN202413712U CN2011205152337U CN201120515233U CN202413712U CN 202413712 U CN202413712 U CN 202413712U CN 2011205152337 U CN2011205152337 U CN 2011205152337U CN 201120515233 U CN201120515233 U CN 201120515233U CN 202413712 U CN202413712 U CN 202413712U
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Abstract
The utility model discloses a cleaning system of a front windshield of a car, which comprises a cleaning controller and a camera, an ignition switch, a windshield wiper controller, a cleaning solution controller and an air conditioner controller, which are connected with the cleaning controller; and the cleaning controller comprises an image processing module, an information processing module and a communication module. A front windshield image of the car is collected in real time, featured information in the image is extracted, relevant judgment is made according to the featured information, a relevant signal is outputted to drive a corresponding device to perform the cleaning work (starting a wiper, spraying the washing solution and blowing the air), the rainy water, fouling or frost fog on the front windshield can be automatically cleared, the clarity of the front windshield and the driving field of vision of a driver can be ensured.
Description
Technical field
The utility model belongs to auto body control technology field, is specifically related to a kind of cleaning systems of shield glass.
Background technology
The visibility of shield glass directly affects the observation of chaufeur to car the place ahead vehicle condition or obstacle; So chaufeur need be cleared up corresponding rainwater, dirt or frost mist on the front windshield timely; This operation of present stage all is that artificial passive the going of chaufeur carried out mostly, waits until that promptly chaufeur perceives forward visibility and influenced by rainwater, fog or dirt just to go to carry out, open windscreen wiper and remove; And mono-operates by windscreen wiper, can not effectively dirt be removed.
Publication number is that the Chinese patent of CN 201283839Y discloses a kind of car windscreen window wiper and washing controller, and it collects rainfall information according to rain sensor, judges that the back starts windscreen wiper automatically and washs; This invention can only be removed to a kind of factor-rainwater that influences driver's seat automatically, and for dirt and frost mist, it is powerless but to seem; Simultaneously, rely on rain sensor to judge that the rainfall size cleans, reliability own is not high, and main control unit connects with each sensor through wire harness, and wire harness is very many, and interference each other makes the stability in use reduction of system.
Summary of the invention
To the above-mentioned technological deficiency of existing in prior technology, the utility model provides a kind of cleaning systems of shield glass, judges through computer vision, clears up rainwater, dirt or frost mist on the front windshield automatically, has guaranteed the driver drives vehicle visual field.
A kind of cleaning systems of shield glass comprises: the cleaning controller;
Link to each other with the cleaning controller and be used for gathering in real time the pick up camera of front windshield image;
Link to each other with the cleaning controller and be used to provide the ignition lock of on-off signal;
The wiper controller, cleansing fluid controller and the air-conditioner controller that link to each other with the cleaning controller.
Described cleaning controller comprises:
Image processing module is used for described front windshield image is carried out image processing, from image, extracts water yield information, dirt information and frost mist information on the front windshield;
Message processing module is used for according to described on-off signal, water yield information, dirt information and frost mist information, output windscreen wiper signal, hydrojet signal and blowing signal after judging;
Communication module is used for transmitting described windscreen wiper signal, hydrojet signal and blowing signal respectively to wiper controller, cleansing fluid controller and air-conditioner controller.
Wiper controller drives rain shaving electrical machine work according to the windscreen wiper signal, and then makes windscreen wiper scrape back and forth;
The cleansing fluid controller drives Liquid spraying pump work according to the hydrojet signal, and then through nozzle jet washing liquid on front windshield;
Air-conditioner controller drives high-pressure pump work according to the blowing signal, and then through hair-dryer high pressure draft is blowed to front windshield.
Described message processing module is BCM (Body control module).
In the optimized technical scheme, described communication module communicates through LIN (Local Interconnect Network, local internet network) bus and wiper controller, cleansing fluid controller and air-conditioner controller; Signaling rate is fast, and is real-time.
The utility model is through gather the front windshield image of automobile in real time; Extract the characteristic information in the image; According to characteristic information, carry out corresponding judgment, the output corresponding signal drives corresponding equipment and carries out cleaning (starting windscreen wiper, spray cleansing fluid, air blowing); Automatically rainwater, dirt or the frost mist on the cleaning front windshield guaranteed the visibility of front windshield and the driving visual field of chaufeur.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the control flow scheme drawing of cleaning controller.
The specific embodiment
In order to describe the utility model more particularly, be elaborated below in conjunction with accompanying drawing and the specific embodiment technical scheme and implementation thereof to the utility model.
As shown in Figure 1, a kind of cleaning systems of shield glass comprises: cleaning controller and the pick up camera that is attached thereto, ignition lock, wiper controller, cleansing fluid controller and air-conditioner controller.
Pick up camera is gathered the front windshield image in real time, and it is installed in the car; In the present embodiment, pick up camera adopts the BIP2-1300C series of products of German Basler.
Ignition lock is to cleaning controller fire switch signal, and when ignition lock is got to the ON shelves, the on-off signal of its transmission is a high level; Otherwise on-off signal is a low level.
The cleaning controller comprises: communication module, image processing module and BCM.
Image processing module links to each other with pick up camera, its to camera acquisition to the front windshield image carry out image processing, feature extraction and calculating.Rainwater is arranged on front windshield, and module extracts what water yield information of reflection amount of rainfall through the obfuscation reasoning from image; Dirt is arranged on front windshield, and module can extract the dirt information that comprises the concrete orientation of dirt through the obfuscation reasoning from image; Frost or mist are arranged on front windshield, and module extracts the frost mist information of reflection frost mist degree from image through obfuscation reasoning and heat distribution analysis; And then image processing module can offer BCM with these information.
BCM links to each other with communication module, image processing module and ignition lock, and it exports windscreen wiper signal, hydrojet signal and blowing signal to communication module according to on-off signal, water yield information, dirt information and frost mist information after judging; In the present embodiment, it is the chip of HG5541001 that BCM adopts homemade model.
After communication module receives windscreen wiper signal, hydrojet signal and blowing signal, can through the LIN bus with these signals respectively correspondence be transmitted to wiper controller, cleansing fluid controller and air-conditioner controller; Wherein, BCM is digital signal to windscreen wiper signal, hydrojet signal and the blowing signal of communication module output, and communication module is transmitted after can converting these signals into differential signal again; In the present embodiment, it is the chip of X20IOIF that communication module adopts import brand Bei Jialai model.
(the windscreen wiper signal packet contained correspondent frequency information to meeting driving rain shaving electrical machine with fixed frequency after wiper controller received the windscreen wiper signal; Frequency is relevant with amount of rainfall) work; Rain shaving electrical machine drives windscreen wiper and scrapes back and forth, and rainwater on the front windshield or cleansing fluid are struck off.
The cleansing fluid controller receives behind the hydrojet signal can drive Liquid spraying pump work, and Liquid spraying pump is extracted cleansing fluid out in fluid reservoir, so through nozzle with the dirt place on the cleansing fluid directive front windshield (the hydrojet signal packet contains corresponding azimuth information).
(the windscreen wiper signal packet contained corresponding power information to meeting driving high-pressure pump with constant power after air-conditioner controller received the blowing signal; Power is relevant with the frost mist degree) work; High-pressure pump can be exerted pressure to air, and the high pressure draft of generation blows to front windshield through pipeline and hair-dryer air outlet.
In the present embodiment, it is the chip of V23084-C2001-A303 that wiper controller, cleansing fluid controller and air-conditioner controller all adopt model.
The control execution flow process of cleaning controller is as shown in Figure 2 in this embodiment; The cleaning controller judges that at first ignition lock is whether on the ON shelves; If; Then to the front windshield image handle, feature extraction and analysis: judge whether front windshield clear, if, then standby and do not send any signal; If not, then judge earlier the rainwater that whether has on glass: if, then analyze amount of rainfall, send high-revolving windscreen wiper signal at most, send low-tach windscreen wiper signal at least, so that rainwater on glass strikes off; If not, then judge the dirt that whether has on glass: if then send the hydrojet signal that contains the dirt azimuth information; With to dirt place jet washing liquid, and then judge the cleansing fluid that whether has on glass, if on glass have a cleansing fluid; Then send the windscreen wiper signal, so that cleansing fluid on glass strikes off; If not, then judge whether have frost or mist on glass: if, then, estimate the frost mist degree through analyzing heat distribution, and then the blowing signal of output corresponding power, to eliminate frost mist on glass.
Claims (4)
1. the cleaning systems of a shield glass is characterized in that, comprising:
The cleaning controller;
Link to each other with the cleaning controller and be used for gathering in real time the pick up camera of front windshield image;
Link to each other with the cleaning controller and be used to provide the ignition lock of on-off signal;
The wiper controller, cleansing fluid controller and the air-conditioner controller that link to each other with the cleaning controller.
2. the cleaning systems of shield glass according to claim 1, it is characterized in that: described cleaning controller comprises:
Image processing module receives described front windshield image, output water yield information, dirt information and frost mist information;
Message processing module receives described on-off signal, water yield information, dirt information and frost mist information, output windscreen wiper signal, hydrojet signal and blowing signal;
Communication module receives described windscreen wiper signal, hydrojet signal and blowing signal, and windscreen wiper signal, hydrojet signal and blowing signal are transmitted to described wiper controller, cleansing fluid controller and air-conditioner controller respectively.
3. the cleaning systems of shield glass according to claim 2, it is characterized in that: described message processing module is BCM.
4. according to the cleaning systems of claim 2 or 3 described shield glasss, it is characterized in that: described communication module is transmitted to wiper controller, cleansing fluid controller and air-conditioner controller through the LIN bus respectively with windscreen wiper signal, hydrojet signal and blowing signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205152337U CN202413712U (en) | 2011-12-12 | 2011-12-12 | Cleaning system of front windshield of car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205152337U CN202413712U (en) | 2011-12-12 | 2011-12-12 | Cleaning system of front windshield of car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202413712U true CN202413712U (en) | 2012-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205152337U Expired - Fee Related CN202413712U (en) | 2011-12-12 | 2011-12-12 | Cleaning system of front windshield of car |
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Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103381793A (en) * | 2013-07-12 | 2013-11-06 | Tcl集团股份有限公司 | Automatic cleaning system for front windshield of motor vehicle and cleaning method thereof |
| CN104309579A (en) * | 2014-10-31 | 2015-01-28 | 成都众易通科技有限公司 | Automobile windshield cleaning device |
| CN104442711A (en) * | 2013-09-25 | 2015-03-25 | 福特全球技术公司 | Autonomous vehicle window clearing system and readable medium |
| CN104648328A (en) * | 2013-11-25 | 2015-05-27 | 罗伯特·博世有限公司 | Fin-line wiper with integrated camera |
| CN104732489A (en) * | 2013-12-19 | 2015-06-24 | 现代自动车株式会社 | Image processing apparatus and image processing method for removing rain streaks from image data |
| CN104724000A (en) * | 2015-03-18 | 2015-06-24 | 观致汽车有限公司 | Car washing reminding device and method |
| CN104967768A (en) * | 2015-07-10 | 2015-10-07 | 山东神戎电子股份有限公司 | Camera window glass automatic windshield wiper dust removing device and method |
| CN105539326A (en) * | 2015-12-24 | 2016-05-04 | 百利得汽车主动安全***（苏州）有限公司 | Weather identification system and method based on vehicle-mounted camera |
| CN105882607A (en) * | 2016-04-25 | 2016-08-24 | 乐视控股（北京）有限公司 | Device and method for cleaning windshield of vehicle |
| CN106218587A (en) * | 2016-07-25 | 2016-12-14 | 青岛海信移动通信技术股份有限公司 | A kind of method and apparatus opening defrosting function |
| CN106548177A (en) * | 2015-09-16 | 2017-03-29 | 丰田自动车株式会社 | Object detector and dirt detecting method |
| CN107284414A (en) * | 2017-05-24 | 2017-10-24 | 吉利汽车研究院（宁波）有限公司 | A kind of windshield wiper control system and control method |
| GB2555932A (en) * | 2016-09-14 | 2018-05-16 | Ford Global Tech Llc | Windshield cleaning system and method |
| CN108202696A (en) * | 2016-12-20 | 2018-06-26 | 乐视汽车（北京）有限公司 | Vehicle glazing defogging control method, device and electronic equipment |
| CN108216130A (en) * | 2018-01-23 | 2018-06-29 | 衢州昀睿工业设计有限公司 | Air film type with cleaning function removes rain device |
| CN108556795A (en) * | 2018-04-08 | 2018-09-21 | 广州大学 | A kind of Vehicular intelligent control panel integrated control method and system |
| CN109739125A (en) * | 2018-12-26 | 2019-05-10 | 南京北路自动化***有限责任公司 | A kind of intrinsic safety type video camera wiper control device and control method |
| CN110304021A (en) * | 2019-06-19 | 2019-10-08 | 李�杰 | Automatic parameter adjusts system |
| CN110430361A (en) * | 2019-08-09 | 2019-11-08 | 上海汽车集团股份有限公司 | A kind of form clean method and device |
| US10589723B1 (en) | 2018-09-21 | 2020-03-17 | Ford Global Technologies, Llc | Imaging system |
| US10597002B1 (en) | 2018-09-21 | 2020-03-24 | Ford Global Technologies, Llc | Imaging system |
| CN111591252A (en) * | 2020-03-18 | 2020-08-28 | 祝爱莲 | Dual mode cleaning platform utilizing big data storage |
| CN112026520A (en) * | 2020-08-13 | 2020-12-04 | 北京汽车集团越野车有限公司 | Windscreen wiper device, control method and device thereof and automobile |
| CN112109664A (en) * | 2019-06-20 | 2020-12-22 | 上海汽车集团股份有限公司 | Control method and system |
| CN112298106A (en) * | 2020-10-29 | 2021-02-02 | 恒大恒驰新能源汽车研究院(上海)有限公司 | Windscreen wiper control method, device and system |
| CN113787987A (en) * | 2021-09-13 | 2021-12-14 | 安徽江淮汽车集团股份有限公司 | Self-cleaning method and system for field of view area of front-view camera of windshield |
| CN115009227A (en) * | 2022-04-25 | 2022-09-06 | 一汽奔腾轿车有限公司 | Front windshield glass automatic cleaning control method based on front camera |
-
2011
- 2011-12-12 CN CN2011205152337U patent/CN202413712U/en not_active Expired - Fee Related
Cited By (35)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103381793A (en) * | 2013-07-12 | 2013-11-06 | Tcl集团股份有限公司 | Automatic cleaning system for front windshield of motor vehicle and cleaning method thereof |
| CN104442711B (en) * | 2013-09-25 | 2019-09-17 | 福特全球技术公司 | Autonomous vehicle vehicle window cleaning systems and its readable medium |
| CN104442711A (en) * | 2013-09-25 | 2015-03-25 | 福特全球技术公司 | Autonomous vehicle window clearing system and readable medium |
| CN104648328A (en) * | 2013-11-25 | 2015-05-27 | 罗伯特·博世有限公司 | Fin-line wiper with integrated camera |
| CN104732489A (en) * | 2013-12-19 | 2015-06-24 | 现代自动车株式会社 | Image processing apparatus and image processing method for removing rain streaks from image data |
| CN104309579B (en) * | 2014-10-31 | 2016-10-12 | 成都众易通科技有限公司 | A kind of automobile windscreen cleaning device |
| CN104309579A (en) * | 2014-10-31 | 2015-01-28 | 成都众易通科技有限公司 | Automobile windshield cleaning device |
| CN104724000A (en) * | 2015-03-18 | 2015-06-24 | 观致汽车有限公司 | Car washing reminding device and method |
| CN104724000B (en) * | 2015-03-18 | 2017-04-12 | 观致汽车有限公司 | Car washing reminding device and method |
| CN104967768A (en) * | 2015-07-10 | 2015-10-07 | 山东神戎电子股份有限公司 | Camera window glass automatic windshield wiper dust removing device and method |
| CN104967768B (en) * | 2015-07-10 | 2018-08-28 | 山东神戎电子股份有限公司 | A kind of camera window glass automatic rain brushes dirt device and method |
| CN106548177A (en) * | 2015-09-16 | 2017-03-29 | 丰田自动车株式会社 | Object detector and dirt detecting method |
| CN105539326A (en) * | 2015-12-24 | 2016-05-04 | 百利得汽车主动安全***（苏州）有限公司 | Weather identification system and method based on vehicle-mounted camera |
| CN105882607A (en) * | 2016-04-25 | 2016-08-24 | 乐视控股（北京）有限公司 | Device and method for cleaning windshield of vehicle |
| CN106218587A (en) * | 2016-07-25 | 2016-12-14 | 青岛海信移动通信技术股份有限公司 | A kind of method and apparatus opening defrosting function |
| CN106218587B (en) * | 2016-07-25 | 2019-07-05 | 青岛海信移动通信技术股份有限公司 | A kind of method and apparatus for opening defrosting function |
| GB2555932A (en) * | 2016-09-14 | 2018-05-16 | Ford Global Tech Llc | Windshield cleaning system and method |
| US10112582B2 (en) | 2016-09-14 | 2018-10-30 | Ford Global Technologies, Llc | Windshield cleaning system and method |
| CN108202696A (en) * | 2016-12-20 | 2018-06-26 | 乐视汽车（北京）有限公司 | Vehicle glazing defogging control method, device and electronic equipment |
| CN107284414A (en) * | 2017-05-24 | 2017-10-24 | 吉利汽车研究院（宁波）有限公司 | A kind of windshield wiper control system and control method |
| CN108216130A (en) * | 2018-01-23 | 2018-06-29 | 衢州昀睿工业设计有限公司 | Air film type with cleaning function removes rain device |
| CN108556795A (en) * | 2018-04-08 | 2018-09-21 | 广州大学 | A kind of Vehicular intelligent control panel integrated control method and system |
| US10597002B1 (en) | 2018-09-21 | 2020-03-24 | Ford Global Technologies, Llc | Imaging system |
| US10589723B1 (en) | 2018-09-21 | 2020-03-17 | Ford Global Technologies, Llc | Imaging system |
| CN109739125A (en) * | 2018-12-26 | 2019-05-10 | 南京北路自动化***有限责任公司 | A kind of intrinsic safety type video camera wiper control device and control method |
| CN110304021A (en) * | 2019-06-19 | 2019-10-08 | 李�杰 | Automatic parameter adjusts system |
| CN110304021B (en) * | 2019-06-19 | 2020-02-07 | 宿州市徽腾知识产权咨询有限公司 | Automatic image recognition system for polluted area |
| CN112109664A (en) * | 2019-06-20 | 2020-12-22 | 上海汽车集团股份有限公司 | Control method and system |
| CN110430361A (en) * | 2019-08-09 | 2019-11-08 | 上海汽车集团股份有限公司 | A kind of form clean method and device |
| CN110430361B (en) * | 2019-08-09 | 2021-07-27 | 上海汽车集团股份有限公司 | Window cleaning method and device |
| CN111591252A (en) * | 2020-03-18 | 2020-08-28 | 祝爱莲 | Dual mode cleaning platform utilizing big data storage |
| CN112026520A (en) * | 2020-08-13 | 2020-12-04 | 北京汽车集团越野车有限公司 | Windscreen wiper device, control method and device thereof and automobile |
| CN112298106A (en) * | 2020-10-29 | 2021-02-02 | 恒大恒驰新能源汽车研究院(上海)有限公司 | Windscreen wiper control method, device and system |
| CN113787987A (en) * | 2021-09-13 | 2021-12-14 | 安徽江淮汽车集团股份有限公司 | Self-cleaning method and system for field of view area of front-view camera of windshield |
| CN115009227A (en) * | 2022-04-25 | 2022-09-06 | 一汽奔腾轿车有限公司 | Front windshield glass automatic cleaning control method based on front camera |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120905 Termination date: 20201212 |