CN104097612A - Rear windshield wiper control system and rear windshield wiper control method - Google Patents
Rear windshield wiper control system and rear windshield wiper control method Download PDFInfo
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- CN104097612A CN104097612A CN201310121418.3A CN201310121418A CN104097612A CN 104097612 A CN104097612 A CN 104097612A CN 201310121418 A CN201310121418 A CN 201310121418A CN 104097612 A CN104097612 A CN 104097612A
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Abstract
The invention provides a rear windshield wiper control system which comprises an input signal processing unit, a central processing unit (CPU) and a drive circuit unit, wherein the input signal processing unit is used for receiving signal of all switches; the CPU is connected with the input signal processing unit, and is used for receiving the signals output by the input signal processing unit and determining the states of all the switches and the state of a front windshield wiper; the drive circuit unit is connected with the CPU, and is used for receiving the signals output by the CPU so as to realize the drive control for a windshield wiper motor and a rear washing motor. The invention also provides a rear windshield wiper control method which comprises the steps of monitoring the working state of the front windshield wiper; monitoring the signals of all the switches; and realizing the drive control for the windshield wiper motor and the rear washing motor according to the working state of the front windshield wiper and the signals of all the switches. After the system and the method are adopted, a rear windshield wiper can work without manually operating the switches, and does not only have a single continuous wiping or intermittent wiping mode any more, so that a comfortable and convenient driving environment is provided for a customer.
Description
Technical field
The present invention relates to automobile technical field, especially a kind of back rain blowing controlled system and control method thereof.
Background technology
Flourish with car automobile industry, the status of automotive electronic technology in Full Vehicle System is more and more higher, to each ECU(Electronic Control Unit of car load, electronic control unit) to control functional requirement also more and more stricter, changed to multi-functional, intelligent by early stage basic control function.Rear windscreen wiper is that existing a lot of automobile is as the device of two-box automobile indispensability, after vehicle, windscreen wiper control function is simple at present, be the single continuous wiper of embodiment, the intermittently control such as wiper, and after each operation, windscreen wiper must be carried out by manual operation switch, under rainy day or the dirtier environment of rear window, after manual unlocking, in the absence of windscreen wiper, the visual effect to client when reversing impacts.
Summary of the invention
The features and advantages of the present invention are partly statement in the following description, or can be apparent from this description, or can learn by putting into practice the present invention.
For overcoming the problem of prior art, the invention provides the control method of a kind of back rain blowing controlled system and rear windscreen wiper, can be according to windscreen wiper after the state-driven control of each switch and front windscreen wiper, thereby rear windscreen wiper needn't be carried out by manual operation switch, avoid in the situation that there is no after manual unlocking windscreen wiper, the visual effect to client when reversing impacts.
It is as follows that the present invention solves the problems of the technologies described above adopted technical scheme:
According to an aspect of the present invention, provide a kind of back rain blowing controlled system, comprising: incoming signal processing unit, for receiving key signal, this on-off signal at least comprises reverse gear switch signal, front windscreen wiper wiper mode switching signal and rear wiper switch signal; Central process unit, is connected with this incoming signal processing unit, for receiving the signal of this incoming signal processing unit output and determining the state of this on-off signal and the state of front windscreen wiper.Drive circuit unit, is connected with this central process unit, for receiving signal driving control to rear rain shaving electrical machine and rear washing motor with realization of this central process unit output.
According to one embodiment of present invention, this central controller comprises connected front windscreen wiper control unit and rear windscreen wiper control unit, and wherein this front windscreen wiper control unit, for the treatment of the signal relevant to front windscreen wiper, is realized the control to front windscreen wiper driving circuit; This rear windscreen wiper control unit, for receiving the signal of this front windscreen wiper control unit output and the signal of this incoming signal processing unit output, is realized the control to this drive circuit unit.
According to one embodiment of present invention, this central controller also for, when definite reverse gear switch signal and front windscreen wiper wiper mode switching signal are during in significant condition, and after time predefined section, after controlling, rain shaving electrical machine starts rear windscreen wiper and carries out wiper running, when definite reverse gear switch signal in significant condition but this front windscreen wiper wiper mode switch during in disarmed state rear rain shaving electrical machine is not controlled.
According to one embodiment of present invention, this central controller also for, control after rain shaving electrical machine starts and make this rear windscreen wiper follow front windscreen wiper carry out the running of wiper pattern of the same race or carry out low-speed mode wiper operate.
According to one embodiment of present invention, this incoming signal processing unit is also for receiving back spare door on-off signal; This central controller also for, after definite back spare door on-off signal is during in significant condition, controls, rain shaving electrical machine quits work; In the time that definite back spare door on-off signal becomes disarmed state by significant condition, and after time predefined section, after controlling, rain shaving electrical machine starts and makes rear windscreen wiper recover wiper action before.
According to one embodiment of present invention, this incoming signal processing unit is also for receiving rear wash switch signal; This central controller also for, after determining, wiper switch signal is during in significant condition, after controlling, windscreen wiper enters the mode of operation of manual wiper pattern; When wash switch signal is effective after determining, drive this rear washing motor to start by this drive circuit unit, after the rear rain shaving electrical machine of control starts, windscreen wiper carries out wiper running; When after determining, wash switch signal becomes disarmed state by significant condition, after controlling, rain shaving electrical machine starts and makes continuous the execution after multiple wipers circulate of rear windscreen wiper suspend driving, and after time predefined section, again carry out at least one times and quit work after wiper circulation.
According to one embodiment of present invention, this central controller is also for receiving the whether signal in stop position of rear windscreen wiper of this rear rain shaving electrical machine feedback, and after controlling accordingly, rain shaving electrical machine completes after time wiper circulates rear windscreen wiper to return rear windscreen wiper stop position.
According to another aspect of the present invention, provide a kind of control method of rear windscreen wiper, comprising: S1, receiving key signal, this on-off signal at least comprises reverse gear switch signal, front windscreen wiper wiper mode switching signal and rear wiper switch signal; S2, determines the state of this on-off signal and the state of front windscreen wiper; And realize accordingly rear rain shaving electrical machine and the driving control of washing motor afterwards.
According to one embodiment of present invention, in this step S2, when definite this reverse gear switch signal and front windscreen wiper wiper mode switching signal are during in significant condition, after time predefined section, after controlling this rear rain shaving electrical machine and starting, windscreen wiper carries out wiper running; When definite this reverse gear switch signal in significant condition but this front windscreen wiper wiper mode switch during in disarmed state this rear rain shaving electrical machine is not controlled.
According to one embodiment of present invention, in the time that this rear windscreen wiper carries out wiper running, this rear windscreen wiper is followed the wiper running that front windscreen wiper carries out the running of wiper pattern of the same race or carries out low-speed mode.
According to one embodiment of present invention, in this step S1, this on-off signal also comprises back spare door on-off signal; In this step S2, after definite this back spare door on-off signal is during in significant condition, controls, rain shaving electrical machine quits work; Determine that this back spare door on-off signal is invalid if follow-up, open the timing of a period of time, after timing, control this rear rain shaving electrical machine and start and make rear windscreen wiper recover wiper action before.
According to one embodiment of present invention, in this step S1, this on-off signal also comprises rear wash switch signal; In this step S2, after definite this rear wiper switch signal is during in significant condition, controls, windscreen wiper enters the mode of operation of manual wiper pattern; In the time that definite this rear wash switch signal is effective, drive this rear washing motor to start, control the rear windscreen wiper of this rear rain shaving electrical machine startup and carry out wiper running; In the time that definite this rear wash switch signal becomes disarmed state by significant condition, controlling this rear rain shaving electrical machine starts and makes continuous the execution after multiple wipers circulate of rear windscreen wiper suspend driving, and after time predefined section, again carry out at least one times and quit work after wiper circulation.
According to one embodiment of present invention, also comprise step, by rear windscreen wiper, the signal in stop position carries out Real-time Feedback, and this rear windscreen wiper is completed when returning rear windscreen wiper stop position after time wiper circulation.
By reading specification sheets, those of ordinary skill in the art will understand feature and the content of these technical schemes better.
Brief description of the drawings
Below by describing particularly the present invention with reference to accompanying drawing and in conjunction with example, advantage of the present invention and implementation will be more obvious, wherein content shown in accompanying drawing is only for explanation of the present invention, and do not form the restriction of going up in all senses of the present invention, in the accompanying drawings:
Figure 1A is the concrete structure schematic diagram of a kind of back rain blowing controlled system of the embodiment of the present invention.
Figure 1B is the concrete structure schematic diagram of the another kind of back rain blowing controlled system of the embodiment of the present invention.
Fig. 2 is the schematic flow sheet of the rear rain scrape control method of the embodiment of the present invention.
Fig. 3 is the rear windscreen wiper of the embodiment of the present invention control logic sequential chart in the time that front windscreen wiper carries out high speed wiper pattern.
Fig. 4 is the rear windscreen wiper of the embodiment of the present invention control logic sequential chart in the time that front windscreen wiper carries out low speed wiper pattern.
Fig. 5 is the rear windscreen wiper of the embodiment of the present invention control logic sequential chart in the time that front windscreen wiper carries out crawl wiper pattern.
Fig. 6 is the rear windscreen wiper of the embodiment of the present invention control logic sequential chart in the time that front windscreen wiper carries out wiper pattern intermittently.
Fig. 7 is the rear windscreen wiper of the embodiment of the present invention control logic sequential chart in the time that back spare door is opened.
Fig. 8 is that the rear windscreen wiper of the embodiment of the present invention is inputted the control logic sequential chart when effective at rear wash switch.
Detailed description of the invention
As shown in Figure 1A, Figure 1B, the invention provides a kind of back rain blowing controlled system, this back rain blowing controlled system 100 comprises: incoming signal processing unit 60, for receiving key signal, this on-off signal at least comprises reverse gear switch signal, front windscreen wiper wiper mode switching signal and rear wiper switch signal; Central process unit 70, is connected with this incoming signal processing unit 60, signal definite state of this on-off signal and the state of front windscreen wiper exported for receiving this incoming signal processing unit 60.Drive circuit unit 80, is connected with this central process unit 70, signal driving control to rear rain shaving electrical machine 91 and rear washing motor 92 with realization of exporting for receiving central process unit 70.
Wherein, central controller 70 comprises connected front windscreen wiper control unit 30 and rear windscreen wiper control unit 40, and wherein this front windscreen wiper control unit 30, for the treatment of the signal relevant to front windscreen wiper, is realized the control to front windscreen wiper driving circuit; When front windscreen wiper work, front windscreen wiper control unit 30 can be monitored the state of kinematic motion of front windscreen wiper, and after processing by detection, filtering etc. to front windscreen wiper signal, output windscreen wiper real-time action information is given rear wiper controller 40.The signal that this rear windscreen wiper control unit 40 is exported for the signal that receives front windscreen wiper control unit 30 and export and incoming signal processing unit 60, realizes the control to this drive circuit unit.
Incoming signal processing unit 60 comprises front windscreen wiper incoming signal processing unit 10 for receiving front windscreen wiper coherent signal and for receiving the rear windscreen wiper incoming signal processing unit 20 of rear windscreen wiper coherent signal.Wherein front windscreen wiper coherent signal refers to ignition lock signal 11, front windscreen wiper wiper mode switching signal 12, gear switch signal 13 etc. intermittently.In the present embodiment, front windscreen wiper has 4 kinds of wiper patterns, respectively high speed wiper pattern, low speed wiper pattern, intermittently wiper pattern, crawl wiper pattern, these four kinds of wiper pattern correspondences different front windscreen wiper wiper mode switching signals, current windscreen wiper is in intermittence when wiper pattern, need to use intermittently gear switch signal 13 to determine intermittent time (Dwell Time), generally have four kinds of intermittent times to select for chaufeur, be respectively 1s, 2s, 4s and 6s.And this rear windscreen wiper coherent signal refers to reverse gear switch signal 21, back spare door on-off signal 22, rear wiper switch signal 23 and rear wash switch signal 24 etc.
Front windscreen wiper incoming signal processing unit 10 is connected with front windscreen wiper control unit 30 in the present embodiment, and front windscreen wiper coherent signal is passed to front windscreen wiper control unit 30, rear windscreen wiper incoming signal processing unit 20 is connected with rear windscreen wiper control unit 40, and rear windscreen wiper coherent signal is passed to rear windscreen wiper control unit 40.
Rear windscreen wiper control unit 40 in this central controller 70 is also for receiving the whether signal in stop position of rear windscreen wiper that this rear rain shaving electrical machine 91 feeds back, and after controlling accordingly, rain shaving electrical machine 91 completes after time wiper circulates this rear windscreen wiper to return rear windscreen wiper stop position.
This central controller 70 also for, when definite reverse gear switch signal 21 and front windscreen wiper wiper mode switching signal 12 are during in significant condition, and after time predefined section, after controlling, rain shaving electrical machine 91 starts rear windscreen wiper and carries out wiper running, specifically, can make this rear windscreen wiper follow front windscreen wiper carries out the running of wiper pattern of the same race or carries out the running of low speed wiper pattern; When definite reverse gear switch signal 21 in significant condition but this front windscreen wiper wiper mode switch 12 in disarmed state, rear rain shaving electrical machine 91 is not controlled.Above-mentioned time predefined section (being for example 200 milliseconds) can prevent the transmission at AT(automatic, automatic transmission with hydraulic torque converter) produce misoperation through R shelves (Reverse, reverse gear) while converting gear in vehicle.
This central controller 70 also for, after definite back spare door on-off signal 22 is during in significant condition, controls, rain shaving electrical machine 91 quits work; In the time that definite back spare door on-off signal 22 becomes disarmed state by significant condition, and after time predefined section, after controlling, rain shaving electrical machine 91 starts and makes rear windscreen wiper recover wiper action before.Above-mentioned time predefined section (being for example 1 second) is to close after back spare door to user, guarantees that staff leaves the time in rear windscreen wiper wiper region
This central controller 70 also for, when definite ignition lock signal 11 and rear wiper switch signal 23 are during in significant condition, control this rear windscreen wiper and enter the mode of operation of manual wiper pattern; When wash switch signal 24 is effective after determining, drive these rear washing motors 92 to start by this drive circuit unit 80, after controlling, rain shaving electrical machine 91 starts rear windscreen wiper and carries out wiper running; When after determining, wash switch signal 24 becomes disarmed state by significant condition, after controlling, rain shaving electrical machine 91 starts and makes continuous the execution after multiple wipers circulate of rear windscreen wiper suspend driving, and after time predefined section, again carry out at least one times and quit work after wiper circulation.
A kind of back rain blowing controlled system provided by the invention, wiper switch state after judging by central processor comprehensive, front windscreen wiper mode of operation, and reverse gear switch state, and through logic operation determine to after driver output and the cut-off of windscreen wiper, make rear windscreen wiper follow front windscreen wiper and synchronously carry out wiper action or carry out the action of low speed wiper, thereby rear windscreen wiper needn't be carried out by manual operation switch, avoid in the situation that there is no after manual unlocking windscreen wiper, the visual effect to client when reversing impacts; Utilize the wiper that repeatedly circulates also can provide cleaning performance better simultaneously in the time cleaning, provide comfortable to client, easily driving environment.
Please refer to Fig. 2, the present invention also provides a kind of control method of rear windscreen wiper, and the process step of the method comprises: S1, and receiving key signal, this on-off signal at least comprises reverse gear switch signal, front windscreen wiper wiper mode switching signal and rear wiper switch signal; S2, determines the state of this on-off signal and the state of front windscreen wiper; And realize accordingly rear rain shaving electrical machine and the driving control of washing motor afterwards.
Utilize above-mentioned back rain blowing controlled system or rear rain scrape control method rear windscreen wiper control can be divided into manual master mode and two kinds of patterns of Based Intelligent Control pattern.In the basic manual master mode of rear windscreen wiper, when detecting ignition lock signal 11 and rear wiper switch signal 23, incoming signal processing unit 60 inputs when effective, rear windscreen wiper control unit 40 is controlled drive circuit unit 80 and is exported, and realizes the continuous wiper action control of rear windscreen wiper.When after wiper switch signal 23 input become invalid, or ignition lock signal becomes other states, rear windscreen wiper need to complete when stopping after time wiper circulation, after, windscreen wiper is automatically got back to windscreen wiper and is stopped just stopping rear windscreen wiper drive circuit unit 80 behind (park) position and export, and the manual master mode of rear windscreen wiper finishes.Then windscreen wiper Based Intelligent Control pattern mainly refers to that the input of current windscreen wiper wiper mode switching signal 12 and reverse gear switch signal 21 is effective, when front windscreen wiper signal processing unit 10 detects that reverse gear switch signal 21 and front windscreen wiper wiper mode switching signal 12 are effectively, after controlling windscreen wiper control unit 40 control output circuit unit 80 and drive after rain shaving electrical machine action, under this Based Intelligent Control pattern after the action of windscreen wiper follow before windscreen wiper operational mode and move or operate with low speed wiper pattern.
Control logic sequential chart below with reference to Fig. 3 to Fig. 8 elaborates to the control method of rear windscreen wiper:
First, please refer to Fig. 3, the control logic sequential chart of the rear windscreen wiper that Fig. 3 is the embodiment of the present invention in the time that front windscreen wiper carries out high speed wiper pattern.In the present embodiment, the mode of operation of this front windscreen wiper in high speed wiper, namely front windscreen wiper high speed gear on-off signal is in significant condition, now, if ignition lock signal 11 and reverse gear switch signal 21 are all in significant condition, for example, after a period of time (being 200 milliseconds), this rear rain shaving electrical machine 91 is controlled rear windscreen wiper and is entered the mode of operation that wiper pattern identical with this front windscreen wiper is high speed wiper pattern, from Energy Angle, this rear rain shaving electrical machine 91 also can be controlled rear windscreen wiper and enter the mode of operation of low speed wiper pattern, above-mentioned this period can prevent the transmission at AT(automatic, automatic transmission with hydraulic torque converter) while converting gear in vehicle through R shelves (Reverse, reverse gear) generation misoperation.In the time that rear windscreen wiper will quit work, rear rain shaving electrical machine 91 by rear windscreen wiper whether the signal Real-time Feedback in stop position (Park switch) give this rear windscreen wiper control unit 40, this rear windscreen wiper is completed after time wiper circulates (wipe cycle) and returns rear windscreen wiper stop position.But in the time only having reverse gear switch signal 21 in significant condition, rear rain shaving electrical machine 91 is not controlled.That is to say, current windscreen wiper wiper mode switch 12 is in disarmed state, and rear wiper switch signal 23 inputs when invalid, even if car load is at reverse gear state, rear windscreen wiper can not followed the action of front windscreen wiper yet, causes visual impact with windscreen wiper wiper after preventing when the non-rainy day reversing to client.
Referring again to Fig. 4, the control logic sequential chart of the rear windscreen wiper that Fig. 4 is the embodiment of the present invention in the time that front windscreen wiper carries out low speed wiper pattern.In the present embodiment, the mode of operation of this front windscreen wiper in low speed wiper, namely front windscreen wiper kick down switch signal is in significant condition, now, if ignition lock signal 11 and reverse gear switch signal 21 are all in the time of significant condition, for example, after a period of time (being 200 milliseconds), this rear rain shaving electrical machine 91 is controlled rear windscreen wiper and is entered the mode of operation that wiper pattern identical with this front windscreen wiper is low speed wiper pattern, above-mentioned this period can prevent the transmission at AT(automatic, automatic transmission with hydraulic torque converter) while converting gear in vehicle through R shelves (Reverse, reverse gear) generation misoperation.In the time that rear windscreen wiper will quit work, rear rain shaving electrical machine 91 by rear windscreen wiper whether the signal Real-time Feedback in stop position (Park switch) give rear windscreen wiper control unit 40, this rear windscreen wiper is completed after time wiper circulates (wipe cycle) and returns rear windscreen wiper stop position.But in the time only having reverse gear switch signal 21 in significant condition, rear rain shaving electrical machine 91 is not controlled.That is to say, current windscreen wiper wiper mode switch 12 is in disarmed state, and rear wiper switch signal 23 inputs when invalid, even if car load is at reverse gear state, rear windscreen wiper can not followed the action of front windscreen wiper yet, causes visual impact with windscreen wiper wiper after preventing when the non-rainy day reversing to client.
Please continue with reference to Fig. 5, the control logic sequential chart of the rear windscreen wiper that Fig. 5 is the embodiment of the present invention in the time that front windscreen wiper carries out crawl wiper pattern.In the present embodiment, the mode of operation of this front windscreen wiper in crawl wiper, namely front windscreen wiper crawl gear switch signal is in significant condition, now, if ignition lock signal 11 and reverse gear switch signal 21 are all in significant condition, for example, after a period of time (being 200 milliseconds), this rear rain shaving electrical machine 91 is controlled rear windscreen wiper and is entered the mode of operation that wiper pattern identical with this front windscreen wiper is crawl wiper pattern, same this rear rain shaving electrical machine 91 also can be controlled the mode of operation (not showing in sequential chart) that rear windscreen wiper enters low speed wiper pattern, above-mentioned this period is for preventing the transmission at AT(automatic, automatic transmission with hydraulic torque converter) while converting gear in vehicle through R shelves (Reverse, reverse gear) generation misoperation.In the time that rear windscreen wiper will quit work, rear rain shaving electrical machine 91 by rear windscreen wiper whether the signal Real-time Feedback in stop position (Park switch) give this rear windscreen wiper control unit 40, this rear windscreen wiper is completed after time wiper circulates (wipe cycle) and returns rear windscreen wiper stop position.But in the time only having reverse gear switch signal 21 in significant condition, rear rain shaving electrical machine 91 is not controlled.That is to say, current windscreen wiper wiper mode switch 12 is in disarmed state, and rear wiper switch signal 23 inputs when invalid, even if car load is at reverse gear state, rear windscreen wiper can not followed the action of front windscreen wiper yet, causes visual impact with windscreen wiper wiper after preventing when the non-rainy day reversing to client.
Please refer to Fig. 6, the control logic sequential chart of the rear windscreen wiper that Fig. 6 is the embodiment of the present invention in the time that front windscreen wiper carries out wiper pattern intermittently.In the present embodiment, the mode of operation of this front windscreen wiper in wiper at intermittence, namely front windscreen wiper intermittently gear switch signal and intermittently shelves signal 13 in significant condition, now, if ignition lock signal 11 and reverse gear switch signal 21 are all in significant condition, for example, after a period of time (being 200 milliseconds), the rear windscreen wiper of this rear rain shaving electrical machine 91 control is followed front windscreen wiper and is carried out wiper action at intermittence with same intermittent time, same this rear rain shaving electrical machine 91 also can be controlled the mode of operation (not showing in sequential chart) that rear windscreen wiper enters low speed wiper pattern, above-mentioned this period is for preventing the transmission at AT(automatic, automatic transmission with hydraulic torque converter) while converting gear in vehicle through R shelves (Reverse, reverse gear) generation misoperation.In the time that rear windscreen wiper will quit work, rear rain shaving electrical machine 91 by rear windscreen wiper whether the signal Real-time Feedback in stop position (Park switch) give this rear windscreen wiper control unit 40, this rear windscreen wiper is completed after time wiper circulates (wipe cycle) and returns rear windscreen wiper stop position.But in the time only having reverse gear switch signal 21 in significant condition, rear rain shaving electrical machine 91 is not controlled.That is to say, current windscreen wiper wiper mode switch 12 is in disarmed state, and rear wiper switch signal 23 inputs when invalid, even if car load is at reverse gear state, rear windscreen wiper can not followed the action of front windscreen wiper yet, causes visual impact with windscreen wiper wiper after preventing when the non-rainy day reversing to client.
Please refer to Fig. 7, the control logic sequential chart of the rear windscreen wiper that Fig. 7 is the embodiment of the present invention in the time that back spare door is opened.When back spare door on-off signal 22 is during in significant condition, no matter now the mode of operation of this rear windscreen wiper in which kind of wiper pattern, this rear windscreen wiper can quit work immediately and no matter whether this rear windscreen wiper has got back to stop position.In the present embodiment, this front windscreen wiper high speed gear switch, in significant condition, enters the mode of operation of high speed wiper pattern so this rear windscreen wiper is followed front windscreen wiper.If follow-up this central controller 70 determines that back spare door on-off signal 22 is invalid, open the timing of a period of time, after timing, the wiper action after recovering before windscreen wiper.In the present embodiment, this timing was 1 second, and this 1 second time is to close after back spare door to user, guaranteed that staff leaves the time in rear windscreen wiper wiper region.
Finally please refer to Fig. 8, the rear windscreen wiper that Fig. 8 is the embodiment of the present invention is inputted the control logic sequential chart when effective at rear wash switch.When ignition lock signal 11 and rear wiper switch signal 23 are during in significant condition, this rear windscreen wiper enters the mode of operation of manual wiper pattern, now, if rear wash switch signal 24 is in significant condition, this rear washing motor 92 is worked, a period of time is as after 200 milliseconds, this rear windscreen wiper control unit 40 is controlled drive circuit unit 80 and is driven rear windscreen wiper to carry out wiper, in the time that this rear wash switch signal 24 is invalid, after this rear windscreen wiper also needs to carry out continuously multiple wiper circulations, time-out drives, in the present embodiment, this rear windscreen wiper is carried out 2 wiper circulations continuously, a period of time as 6s after, after again carrying out wiper circulation at least one times, stop driving, making not scrape the cleaning liquid cleaning down scrapes and cleans down, give the better wiping effect of client.
The invention provides the control method of a kind of back rain blowing controlled system and rear windscreen wiper, making rear windscreen wiper follow front windscreen wiper synchronously carries out wiper action or carries out the action of low speed wiper, single continuous wiper or the pattern of wiper are intermittently avoided, by wiper switch state after comprehensive judgement, front windscreen wiper mode of operation, and actv. reverse gear switch state, determine driver output and cut-off to rear windscreen wiper, thereby rear windscreen wiper needn't be carried out by manual operation switch, avoid in the situation that there is no after manual unlocking windscreen wiper, the visual effect to client when reversing impacts; And input when invalid at rear wash switch, in the time cleaning, also can provide cleaning performance better by the wiper that repeatedly circulates, provide comfortable to client, easily driving environment.
With reference to the accompanying drawings of the preferred embodiments of the present invention, those skilled in the art do not depart from the scope and spirit of the present invention above, can have multiple flexible program to realize the present invention.For example, illustrate as the part of an embodiment or the feature described can be used for another embodiment to obtain another embodiment.These are only the better feasible embodiment of the present invention, not thereby limit to interest field of the present invention, the equivalence that all utilizations specification sheets of the present invention and accompanying drawing content are done changes, within being all contained in interest field of the present invention.
Claims (12)
1. a back rain blowing controlled system, is characterized in that, comprising:
Incoming signal processing unit, for receiving key signal, described on-off signal at least comprises reverse gear switch signal, front windscreen wiper wiper mode switching signal and rear wiper switch signal;
Central process unit, is connected with described incoming signal processing unit, for receiving the signal of described incoming signal processing unit output and determining the state of described on-off signal and the state of front windscreen wiper;
Drive circuit unit, is connected with described central process unit, for receiving signal driving control to rear rain shaving electrical machine and rear washing motor with realization of described central process unit output.
2. back rain blowing controlled system according to claim 1, it is characterized in that, described central controller also for, when definite described reverse gear switch signal and front windscreen wiper wiper mode switching signal are during in significant condition, and after time predefined section, after controlling described rear rain shaving electrical machine and starting, windscreen wiper carries out wiper running, when definite described reverse gear switch signal in significant condition but described front windscreen wiper wiper mode switch during in disarmed state described rear rain shaving electrical machine is not controlled.
3. back rain blowing controlled system according to claim 2, is characterized in that, described central controller also for, control described rear rain shaving electrical machine and start and make rear windscreen wiper follow the wiper running that front windscreen wiper carries out the running of wiper pattern of the same race or carries out low-speed mode.
4. back rain blowing controlled system according to claim 1, is characterized in that,
Described incoming signal processing unit is also for receiving back spare door on-off signal;
Described central controller also for, when definite described back spare door on-off signal is during in significant condition, control described rear rain shaving electrical machine and quit work; In the time that definite described back spare door on-off signal becomes disarmed state by significant condition, and after time predefined section, control described rear rain shaving electrical machine and start and make rear windscreen wiper recover wiper action before.
5. back rain blowing controlled system according to claim 1, is characterized in that,
Described incoming signal processing unit is also for receiving rear wash switch signal;
Described central controller also for, when definite described rear wiper switch signal is during in significant condition, control described rear windscreen wiper and enter the mode of operation of manual wiper pattern; In the time that definite described rear wash switch signal is effective, drive described rear washing motor to start by described drive circuit unit, control the rear windscreen wiper of described rear rain shaving electrical machine startup and carry out wiper running; In the time that definite described rear wash switch signal becomes disarmed state by significant condition, controlling described rear rain shaving electrical machine starts and makes continuous the execution after multiple wipers circulate of rear windscreen wiper suspend driving, and after time predefined section, again carry out at least one times and quit work after wiper circulation.
6. back rain blowing controlled system according to claim 1, it is characterized in that, described central controller is also for receiving the whether signal in stop position of rear windscreen wiper of described rear rain shaving electrical machine feedback, and controls accordingly described rear rain shaving electrical machine and rear windscreen wiper is completed after time wiper circulates return rear windscreen wiper stop position.
7. after, a control method for windscreen wiper, is characterized in that, comprising:
S1, receiving key signal, described on-off signal at least comprises reverse gear switch signal, front windscreen wiper wiper mode switching signal and rear wiper switch signal;
S2, determines the state of described on-off signal and the state of front windscreen wiper; And realize accordingly rear rain shaving electrical machine and the driving control of washing motor afterwards.
8. the control method of rear windscreen wiper according to claim 7, it is characterized in that, in described step S2, when definite described reverse gear switch signal and front windscreen wiper wiper mode switching signal are during in significant condition,, after time predefined section, control the rear windscreen wiper of described rear rain shaving electrical machine startup and carry out wiper running; When definite described reverse gear switch signal in significant condition but described front windscreen wiper wiper mode switch during in disarmed state described rear rain shaving electrical machine is not controlled.
9. the control method of rear windscreen wiper according to claim 8, is characterized in that, in the time that described rear windscreen wiper carries out wiper running, described rear windscreen wiper is followed the wiper running that front windscreen wiper carries out the running of wiper pattern of the same race or carries out low-speed mode.
10. the control method of rear windscreen wiper according to claim 7, is characterized in that,
In described step S1, described on-off signal also comprises back spare door on-off signal;
In described step S2, after definite described back spare door on-off signal is during in significant condition, controls, rain shaving electrical machine quits work; Determine that described back spare door on-off signal is invalid if follow-up, open the timing of a period of time, after timing, control described rear rain shaving electrical machine and start and make rear windscreen wiper recover wiper action before.
The control method of 11. rear windscreen wipers according to claim 7, is characterized in that,
In described step S1, described on-off signal also comprises rear wash switch signal;
In described step S2, after definite described rear wiper switch signal is during in significant condition, controls, windscreen wiper enters the mode of operation of manual wiper pattern; In the time that definite described rear wash switch signal is effective, drive described rear washing motor to start, control the rear windscreen wiper of described rear rain shaving electrical machine startup and carry out wiper running; In the time that definite described rear wash switch signal becomes disarmed state by significant condition, controlling described rear rain shaving electrical machine starts and makes continuous the execution after multiple wipers circulate of rear windscreen wiper suspend driving, and after time predefined section, again carry out at least one times and quit work after wiper circulation.
12. the control method of rear windscreen wiper according to claim 7, is characterized in that, also comprises step, by rear windscreen wiper, the signal in stop position carries out Real-time Feedback, and described rear windscreen wiper is completed when returning rear windscreen wiper stop position after time wiper circulation.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104648244A (en) * | 2015-01-27 | 2015-05-27 | 奇瑞汽车股份有限公司 | Method and device for reminding state of wiper |
| CN106740697A (en) * | 2017-01-10 | 2017-05-31 | 北京汽车集团有限公司 | Rain scrape control method and device afterwards |
| CN107351814A (en) * | 2017-06-05 | 2017-11-17 | 吉利汽车研究院（宁波）有限公司 | Windscreen wiper intelligent linkage control system and method afterwards |
| CN109878457A (en) * | 2019-03-11 | 2019-06-14 | 汉腾汽车有限公司 | A kind of rain blowing controlled system |
| CN110901880A (en) * | 2019-12-04 | 2020-03-24 | 中国直升机设计研究所 | Control method and control system for windshield wipers and windshield washing device |
| CN112373436A (en) * | 2020-11-26 | 2021-02-19 | 北京车和家信息技术有限公司 | Cleaning method and device for automobile windshield, storage medium, equipment and automobile |
| CN112865416A (en) * | 2021-01-15 | 2021-05-28 | 江苏云睿汽车电器系统有限公司 | Rear wiper motor and control system |
| CN113492802A (en) * | 2020-04-02 | 2021-10-12 | 广州汽车集团股份有限公司 | Control method and device for automatic wiper function and storage medium |
| CN113492801A (en) * | 2020-04-02 | 2021-10-12 | 广州汽车集团股份有限公司 | Driving visual field enhancement method and device in rainy days and storage medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2339306A (en) * | 1998-07-04 | 2000-01-19 | Rover Group | Control of windscreen wipers on a motor vehicle |
| DE19908830A1 (en) * | 1999-03-01 | 2000-09-14 | Apag Elektronik Ag Duebendorf | Interval control for windscreen wiper system involves adjusting rear wiper interval depending on rear wiper motor current, triggering first rear wiping process from front wiper |
| EP1449727A2 (en) * | 2003-02-24 | 2004-08-25 | Volkswagen Aktiengesellschaft | Apparatus and method for controlling a wiper arrangement of a motor vehicle |
| CN101204946A (en) * | 2007-12-13 | 2008-06-25 | 奇瑞汽车有限公司 | Back rain blowing controlled system |
| CN102267432A (en) * | 2011-05-06 | 2011-12-07 | 重庆长安汽车股份有限公司 | Rear windscreen wiper intermittent adjustable control system |
| CN202641634U (en) * | 2012-06-26 | 2013-01-02 | 东风汽车公司 | Automobile rear wiper blade control system |
-
2013
- 2013-04-09 CN CN201310121418.3A patent/CN104097612B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2339306A (en) * | 1998-07-04 | 2000-01-19 | Rover Group | Control of windscreen wipers on a motor vehicle |
| DE19908830A1 (en) * | 1999-03-01 | 2000-09-14 | Apag Elektronik Ag Duebendorf | Interval control for windscreen wiper system involves adjusting rear wiper interval depending on rear wiper motor current, triggering first rear wiping process from front wiper |
| EP1449727A2 (en) * | 2003-02-24 | 2004-08-25 | Volkswagen Aktiengesellschaft | Apparatus and method for controlling a wiper arrangement of a motor vehicle |
| CN101204946A (en) * | 2007-12-13 | 2008-06-25 | 奇瑞汽车有限公司 | Back rain blowing controlled system |
| CN102267432A (en) * | 2011-05-06 | 2011-12-07 | 重庆长安汽车股份有限公司 | Rear windscreen wiper intermittent adjustable control system |
| CN202641634U (en) * | 2012-06-26 | 2013-01-02 | 东风汽车公司 | Automobile rear wiper blade control system |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104648244A (en) * | 2015-01-27 | 2015-05-27 | 奇瑞汽车股份有限公司 | Method and device for reminding state of wiper |
| CN104648244B (en) * | 2015-01-27 | 2017-02-01 | 奇瑞汽车股份有限公司 | Method and device for reminding state of wiper |
| CN106740697A (en) * | 2017-01-10 | 2017-05-31 | 北京汽车集团有限公司 | Rain scrape control method and device afterwards |
| CN107351814A (en) * | 2017-06-05 | 2017-11-17 | 吉利汽车研究院（宁波）有限公司 | Windscreen wiper intelligent linkage control system and method afterwards |
| CN107351814B (en) * | 2017-06-05 | 2019-09-10 | 吉利汽车研究院（宁波）有限公司 | Windscreen wiper intelligent linkage control system and method afterwards |
| CN109878457A (en) * | 2019-03-11 | 2019-06-14 | 汉腾汽车有限公司 | A kind of rain blowing controlled system |
| CN110901880A (en) * | 2019-12-04 | 2020-03-24 | 中国直升机设计研究所 | Control method and control system for windshield wipers and windshield washing device |
| CN113492802A (en) * | 2020-04-02 | 2021-10-12 | 广州汽车集团股份有限公司 | Control method and device for automatic wiper function and storage medium |
| CN113492801A (en) * | 2020-04-02 | 2021-10-12 | 广州汽车集团股份有限公司 | Driving visual field enhancement method and device in rainy days and storage medium |
| CN113492801B (en) * | 2020-04-02 | 2023-11-17 | 广州汽车集团股份有限公司 | Driving visual field enhancement method and device in raining and storage medium |
| CN112373436A (en) * | 2020-11-26 | 2021-02-19 | 北京车和家信息技术有限公司 | Cleaning method and device for automobile windshield, storage medium, equipment and automobile |
| CN112865416A (en) * | 2021-01-15 | 2021-05-28 | 江苏云睿汽车电器系统有限公司 | Rear wiper motor and control system |
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