CN102815281B - Automobile windshield wiper control device and control method thereof - Google Patents
Automobile windshield wiper control device and control method thereof Download PDFInfo
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- CN102815281B CN102815281B CN201210258702.0A CN201210258702A CN102815281B CN 102815281 B CN102815281 B CN 102815281B CN 201210258702 A CN201210258702 A CN 201210258702A CN 102815281 B CN102815281 B CN 102815281B
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Abstract
The invention discloses an automobile windshield wiper control device and a control method of the automobile windshield wiper control device. According to the automobile windshield wiper control device, detectors such as a rain gauge are used for detecting the degree of rain and snow, when the degree of the rain and snow exceeds a first threshold value, a windshield wiper is automatically started to sway, and the swaying speed of the windshield wiper is correspondingly adjusted according to the degree of the rain and snow; and the windshield wiper sways fast when the rain and the snow are heavy and sways slowly when the rain and the snow are little, so that a driver can attend to drive without worrying about sight on a screen under the influence by the rain and snow.
Description
Technical field
The present invention relates to automotive controls, particularly relate to windshield wiper control setup and control method thereof.
Background technology
Along with automobile gets more and more, various running environment is anti-hinders driver's normal driving, such as rain is too large, avenge too large, and sight line has just become to affect a key factor of driver's driving safety, existing rain brush can only brush off the sleet on shield glass automatically according to intrinsic time gap, and cannot change the speed of rain brush, caused sometimes Windshield very fuzzy and also do not had windscreen wiper, or Windshield also very clearly time just brushed.Therefore, prior art awaits improving and development.
Summary of the invention
The object of the present invention is to provide a kind of windshield wiper control setup and the control method thereof that automatically can adjust rain brush swing speed according to sleet size.
Technical scheme of the present invention is as follows:
A kind of windshield wiper control method, comprises the following steps:
A, automobile judges whether user opens sleet trace routine, has and just enters step B, does not then stop after opening;
B, detects sleet size in real time by the detector that vehicle body is arranged;
C, judges whether sleet size exceedes the first default threshold values, when more than the first threshold values, performs step D, if not more than the first threshold values, then return step B;
D, continues to judge whether rain brush is opened, if rain brush is not opened, then automatically opens rain brush, if rain brush is opened, enter step e;
E judges whether rain brush is automatic transmission, if not automatic transmission, then maintains the rain brush swing speed of user's setting, if automatic transmission, then regulates rain brush swing speed according to the sleet size correspondence detected.
Described windshield wiper control method, wherein, the described detector in step B is rain gage.
Described windshield wiper control method, wherein, described step B also comprises:
B1, detects visbility by visbility check implement, judges that whether the sleet size that described detector detects is accurate, be enter step C, otherwise repeat step B in conjunction with the visbility result detected.
Described windshield wiper control method, wherein, described visbility check implement comprises the light transmitter be arranged in car, and the light receiver be arranged on outside Windshield, after described light transmitter emits beam to described light receiver, described light receiver calculates visbility by the light intensity received.
Described windshield wiper control method, wherein, after step e, described method also comprises:
Step F, when the sleet size detected is zero, stops rain brush swinging.
Described windshield wiper control method, wherein, after step e, described method also comprises:
Step G, when snowing, detects described rain brush resistance on the windshield, when described resistance is greater than the second threshold values, notifies user and/or stops rain brush swinging.
A kind of windshield wiper control setup, comprising the wiper motor for driving rain brush to swing, wherein, also comprising:
One for detecting the detector of sleet size;
One for storing the data bank of the first threshold values, the corresponding rain brush swing speed of different sleet size;
One for controlling the controller of described wiper motor;
Described controller is connected with described detector, data bank and wiper motor respectively.
Described windshield wiper control setup, wherein, described detector is rain gage.
Described windshield wiper control setup, wherein, also comprise one for detecting the visbility check implement of visbility, described visbility check implement comprises the light transmitter be arranged in car, and it is outer for receiving the light receiver that described light transmitter emits beam to be arranged on Windshield, described light transmitter is all connected with described controller with light receiver.
Described windshield wiper control setup, wherein, also comprise one for detecting the drag evaluation device of the resistance be subject to when described rain brush swings on the windshield when snowing, described drag evaluation device is arranged on described rain brush, and described drag evaluation device is connected with described controller.
The present invention is by detecting sleet size, automatic unlatching rain brush swings, and simultaneously according to the size of sleet corresponding adjustment rain brush slew rate degree, when sleet is large, rain brush swing speed is fast, when sleet hour, rain brush swing speed is little, like this under severe sleety weather, driver also can attentively drive, and does not worry that sleet affects the sight line on keeping out the wind.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of a kind of windshield wiper control method of the present invention.
Fig. 2 is the schematic diagram two of a kind of windshield wiper control method of the present invention.
Fig. 3 is the schematic diagram of a kind of windshield wiper control setup of the present invention.
Detailed description of the invention
The invention provides a kind of windshield wiper control setup and control method thereof, for making object of the present invention, technical scheme and effect clearly, clearly, referring to accompanying drawing examples, the present invention is described in more detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
As shown in Figure 1, be the schematic diagram of a kind of windshield wiper control method of the present invention, comprise the following steps:
Step S1, starts automobile, and automobile if user does not apply the present invention, then stops this program after opening, and namely as shown in step s 2, judges user's whether opening program, has and just enter step S4, then do not stop, as step S3.
Step S4, detects sleet size, realizes especially by the detector arranged on vehicle body, preferably detects sleet size in real time; In order to better, detect sleet size more accurately, described detector is preferably arranged on front side of the Windshield of headstock.Described detector can be rain gage or snow weighing gauge, and because present most rain gage all has the function detecting moisture conditions and snowfall, therefore, described detector only can arrange a rain gage.For detecting the rainfall of moisture conditions and snowfall in respect of multiple, described rain gage cardinal principle utilizes one for adding the low capacity device of hot melt snow, be arranged on front side of windshield, carry out sleet collection and judgement, when running into sleety weather, sleet can descend slowly and lightly in described low capacity device, if snow then can be dissolved by the temperature in low capacity device, become a certain amount of water, by real-time detection, just can detect moisture conditions within a certain period of time or snowfall, and then judge sleet size, rain gage is for detecting moisture conditions and snowfall is prior art.Such as, can use the patent No. be 201020132562.9 rain gage, namely the patented product has the function detecting moisture conditions and snowfall.Its concrete know-why does not repeat them here.
Step S5, judge whether the sleet size detected exceedes the first default threshold values, the large I of described first threshold values is by user's free setting, be mainly used for avoiding erroneous judgement, and when sleet is too little, also there is no need to open rain brush, if not more than the first threshold values, then return step S4, continue to detect sleet size.
Whether step S6, when sleet size is more than the first threshold values, continue to judge rain brush manual unlocking, when car owner does not have manually opened rain brush, will enter step S7, now automatically can open rain brush;
Step S8, if rain brush is opened, then judges whether rain brush gear is automatic transmission, if not automatic transmission, then represents user and manually have adjusted rain brush swing, as step S9, now then according to the rain brush swing speed of car owner's setting; As step S10, if automatic transmission, then regulate rain brush swing speed according to the sleet size correspondence detected.Certainly, need to set up a data bank in advance, under described lane database prestores various sleet size, corresponding rain brush swing speed.
As shown in Figure 2, for the schematic diagram two of a kind of windshield wiper control method of the present invention, preferred version is when snowing, in order to damage wiper motor and rain brush when preventing snow too large, also step S11 is comprised after described step S10, detect rain brush resistance on the windshield, described resistance specifically can be the rain brush resistance suffered when Windshield swings, then as step S12, judge whether described resistance is greater than the second threshold values, when being greater than the second threshold values, just representative snow is excessive, as step S13, now can select to notify user, or directly stop rain brush swinging, certainly, also can carry out simultaneously.The described mode notifying user can be auditory tone cues, as " note that snowfall is excessive, please closing rain brush, with anti-tamper." or screen on show this content, or be utilize prompting color break-up bright.When described resistance is less than the second threshold values, directly return step S10, rain brush normally uses, and above-mentioned second threshold values directly can be set by user.
Windshield wiper control method of the present invention, whether accurately preferred scheme is in step s 4 which, increase the sleet size visbility check implement that detector described in an auxiliary judgment detects, for detecting visbility, because when rain is large or when avenging large, visbility inherently declines.Thus the error preventing detector from occurring or erroneous judgement, drip because of carelessness as artificial to as described in low capacity device time, when good visibility, will think that the sleet size that detector detects is inaccurate, need duplicate detection, until when the visbility that visbility check implement detects conforms to described sleet size, just enter next step.
Particularly, described visbility check implement comprises the light transmitter be arranged in car, and the light receiver be arranged on outside Windshield, after described light transmitter emits beam to described light receiver, described light receiver calculates visbility by the light intensity received.Certainly, described lane database, has also prestored the various visbilitys of the correspondence under various sleety weather, when the sleet size detected is identical with the visbility that visbility check implement detects or within the scope of certain error, namely regard as data accurate.
Windshield wiper control method of the present invention, preferred scheme is when the sleet size detected is zero, represents sleet and stops, also do not use necessity of rain brush, therefore, stops rain brush swinging.
The invention also discloses a kind of windshield wiper control setup, as shown in Figure 3, comprise the wiper motor for driving rain brush to swing, one for detect sleet size detector, one for store the first threshold values, the corresponding rain brush of different sleet size the data bank and of swing speed for controlling the controller of described wiper motor, described controller is connected with described detector, data bank and wiper motor respectively.Particularly, described detector is rain gage.The technology of described wiper motor, and the principle of controller control wiper motor is well known for the person skilled in the art, does not repeat them here.After controller receives the signal of sleet size of detector, just according to the corresponding relation being pre-stored in data bank, the slewing rate of adjustment wiper motor, thus adjustment rain brush swing speed.
Windshield wiper control setup of the present invention, preferred version also comprises one for detecting the visbility check implement of visbility, described visbility check implement comprises the light transmitter be arranged in car, and it is outer for receiving the light receiver that described light transmitter emits beam to be arranged on Windshield, described visbility check implement connects described controller.After controller receives the visbility of described visbility check implement detection, compare with the sleet size detected, judge whether to conform to.When both results conform to, namely assert that the sleet size result of detection is accurate, the just rotation of corresponding adjustment wiper motor.
Windshield wiper control setup of the present invention, preferred version also comprises one for detecting the drag evaluation device of the resistance be subject to when described rain brush swings on the windshield when snowing, described drag evaluation device is arranged on described rain brush, and described drag evaluation device is connected with described controller.Resistance suffered when described rain brush swings on the windshield monitored by described drag evaluation device, simultaneously by this information transmission to controller, controller can more described resistance and the size of the second threshold values being pre-stored in data bank, when described resistance is greater than described second threshold values, prove that snow is too large, be not suitable for continuing to use rain brush, otherwise have the consequence of damage, if be less than the second threshold values, rain brush then normally uses.The principle of work of described drag evaluation device is prior art, does not repeat them here.
Windshield wiper control setup of the present invention, preferred scheme also comprises the multimedia equipment or luminary that are connected with described controller, described multimedia equipment comprises as loudspeaker and/or read-out, described luminary can be light-emitting diode, when described resistance is greater than described second threshold values, can withdraw from use rain brush, or by described loudspeaker, read-out and/or light-emitting diode notify user, suggestion user withdraw from use rain brush, as display " please notes on a display screen, snowfall is excessive, rain brush please be close, with anti-tamper ", or while notifying user, direct withdraw from use rain brush.Thus the use safety of protection rain brush.
Above-mentioned windshield wiper control setup and windshield wiper control method are mutually related, and mutually supports, incorporated by reference to the technical scheme of understanding two theme.
Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improve and convert the protection domain that all should belong to claims of the present invention.
Claims (9)
1. a windshield wiper control method, comprises the following steps:
A, after automobile is opened, judges whether to open sleet trace routine, has and just enter step B, then do not stop;
B, detects sleet size in real time by the detector that vehicle body is arranged;
C, judges whether sleet size exceedes the first default threshold values, when more than the first threshold values, performs step D, if not more than the first threshold values, then return step B;
D, continues to judge whether rain brush is opened, if rain brush is not opened, then automatically opens rain brush, if rain brush is opened, enter step e;
E, judges whether rain brush is automatic transmission, if not automatic transmission, then maintains the rain brush swing speed of user's setting, if automatic transmission, then regulates rain brush swing speed according to the sleet size correspondence detected;
The size of described first threshold values is arranged by user;
If rain brush is opened, then judge whether rain brush gear is automatic transmission, if not automatic transmission, then according to the rain brush swing speed of setting;
Detect rain brush resistance on the windshield, described resistance is the rain brush resistance suffered when Windshield swings, judge whether described resistance is greater than the second threshold values, when being greater than the second threshold values, then notify user or stop rain brush swing, the described mode notifying user be on auditory tone cues, screen displaying contents or prompting color break-up bright.
2. windshield wiper control method as claimed in claim 1, it is characterized in that, the described detector in step B is rain gage.
3. windshield wiper control method as claimed in claim 1, it is characterized in that, described step B also comprises:
B1, detects visbility by visbility check implement, judges that whether the sleet size that described detector detects is accurate, be enter step C, otherwise repeat step B in conjunction with the visbility result detected.
4. windshield wiper control method as claimed in claim 3, it is characterized in that, described visbility check implement comprises the light transmitter be arranged in car, and the light receiver be arranged on outside Windshield, after described light transmitter emits beam to described light receiver, described light receiver calculates visbility by the light intensity received.
5. windshield wiper control method as claimed in claim 1, it is characterized in that, after step e, described method also comprises:
Step F, when the sleet size detected is zero, stops rain brush swinging.
6. windshield wiper control method as claimed in claim 1, it is characterized in that, after step e, described method also comprises:
Step G, when snowing, detects described rain brush resistance on the windshield, when described resistance is greater than the second threshold values, notifies user and/or stops rain brush swinging.
7. a windshield wiper control setup, comprising the wiper motor for driving rain brush to swing, it is characterized in that, also comprise:
One for detecting the detector of sleet size;
One for storing the data bank of the first threshold values, the corresponding rain brush swing speed of different sleet size;
One for controlling the controller of described wiper motor;
Described controller is connected with described detector, data bank and wiper motor respectively;
The size of the first threshold values is arranged by user;
If rain brush is opened, then judge whether rain brush gear is automatic transmission, if not automatic transmission, then swing according to the rain brush swing speed of setting;
After controller receives the signal of sleet size of detector, according to the corresponding relation being pre-stored in data bank, the slewing rate of adjustment wiper motor, adjustment rain brush swing speed;
For detecting the drag evaluation device of the resistance be subject to when described rain brush swings on the windshield when snowing, described drag evaluation device is arranged on described rain brush, and described drag evaluation device is connected with described controller;
Resistance suffered when described rain brush swings on the windshield monitored by described drag evaluation device, this Resistance Pressure information is transferred to controller simultaneously, controller can more described resistance and the size of the second threshold values being pre-stored in data bank, when described resistance is greater than described second threshold values, then notify user or stop rain brush swing, the described mode notifying user be on auditory tone cues, screen displaying contents or prompting color break-up bright.
8. windshield wiper control setup as claimed in claim 7, it is characterized in that, described detector is rain gage.
9. windshield wiper control setup as claimed in claim 7, it is characterized in that, also comprise one for detecting the visbility check implement of visbility, described visbility check implement comprises the light transmitter be arranged in car, and it is outer for receiving the light receiver that described light transmitter emits beam to be arranged on Windshield, described light transmitter is all connected with described controller with light receiver.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210258702.0A CN102815281B (en) | 2012-07-25 | 2012-07-25 | Automobile windshield wiper control device and control method thereof |
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| CN201210258702.0A CN102815281B (en) | 2012-07-25 | 2012-07-25 | Automobile windshield wiper control device and control method thereof |
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| CN102815281B true CN102815281B (en) | 2015-03-11 |
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| CN105818785A (en) * | 2016-03-31 | 2016-08-03 | 乐视控股（北京）有限公司 | Cleaning device and method for vehicle windshield |
| CN107585137A (en) * | 2016-07-08 | 2018-01-16 | 中兴通讯股份有限公司 | A kind of rain brush control method and device |
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| CN107861174A (en) * | 2017-11-02 | 2018-03-30 | 科世达（上海）管理有限公司 | A kind of modification method, device and the readable storage medium storing program for executing of rain sensor module |
| JP6810683B2 (en) * | 2017-12-28 | 2021-01-06 | 本田技研工業株式会社 | Controls and vehicles |
| CN109101912B (en) * | 2018-08-01 | 2019-04-16 | 南京旭羽睿材料科技有限公司 | Driving behavior intelligence adjustment system |
| CN109034265A (en) * | 2018-08-16 | 2018-12-18 | 湖北亿咖通科技有限公司 | Wiper self-starting device and method |
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