CN100534839C - Full digital relayless independent wiper control device - Google Patents
Full digital relayless independent wiper control device Download PDFInfo
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- CN100534839C CN100534839C CNB2006101512341A CN200610151234A CN100534839C CN 100534839 C CN100534839 C CN 100534839C CN B2006101512341 A CNB2006101512341 A CN B2006101512341A CN 200610151234 A CN200610151234 A CN 200610151234A CN 100534839 C CN100534839 C CN 100534839C
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- adaptor union
- speed control
- control circuit
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Abstract
The present invention relates to an all-digital relay-free independent wiper control device, belonging to automobile electronic control equipment. It is characterized by that it utilizes a voltage-regulating module to provide constant-voltage power supply for digital control circuit, and utilizes the oscillating circuit formed from 555 chip to provide oscillating signal of intermittent transmission, then according to the inputted transmission signal and reset signal of wiper control motor utilizes logic control circuit to control and output high-speed control signal and low-speed control signal, said high-speed control signal and low-speed control signal can be used for respectively controlling correspondent CMOS tube to provide power supply for high-speed gear and low-speed gear of wiper control motor. Said invention can be extensively used in the automobile wiper control system.
Description
Technical field
The present invention relates to Vehicle Electronic Control equipment, be specifically related to the windshield wiper control setup.
Background technology
Existing windshield wiper control setup all is to comprise Wiper motor control circuit and water spray circuit, and have in the rain brush control circuit of shelves at intermittence, all contain the potential device of regulating intermittent time, make the driver when using this retaining, also need to regulate voluntarily, very inconvenient, the motor-driven part of existing in addition rain brush control setup all is to adopt relay, and relay always sends the sound of ticktack in work, if when the rainy day is used the rain brush control setup, in the osed top car, can hear the sound that switch rain brush control setup repeat circuit contact clearly, hear that for a long time this sound can make people's mood agitation, and then influence the driver and attentively drive.
Summary of the invention
In order to solve the problem that has rain brush control setup inconvenient operation now, noise is arranged when using, the present invention has designed a kind of full digital relayless independent wiper control device, it comprises Voltage stabilizing module, logic control circuit, oscillating circuit, driving circuit, filter regulator circuit, driving switch adaptor union and motor adaptor union, the input end of described Voltage stabilizing module is connected with the original direct supply VBAT of automobile, and the mouth of Voltage stabilizing module is output as the digital power supply VCC that supplies with the digital control circuit power supply; First pin of described driving switch adaptor union is connected with the mouth of power module; The time-delay oscillating circuit that described oscillating circuit is made up of 555 chips, output end of oscillating circuit outputting oscillation signal F; Described filter regulator circuit is made up of the 20 resistance, stabilivolt and electric capacity, one end of the 20 resistance is connected with the 4th pin of motor adaptor union, the other end of the 20 resistance is connected with the negative electrode of stabilivolt, the anode of stabilivolt is connected with power supply ground, electric capacity and stabilivolt parallel connection, the negative electrode of stabilivolt is the mouth of filter regulator circuit, its output signal C; Logic control circuit is made up of High-speed Control circuit and low speed control circuit, described High-speed Control circuit have five input ends respectively with the crus secunda of driving switch adaptor union, tripod, the oscillator signal mouth of the 4th pin and oscillating circuit and the mouth of filter regulator circuit are connected, described five input end bonded assembly incoming signals are respectively high speed gear signal A, shelves signal G intermittently, the output signal C of shelves signal D and oscillator signal F and filter regulator circuit once, the output signal of High-speed Control circuit is high-speed control signal X, and the incoming signal and the logical relation between the output signal of High-speed Control circuit are: X
N+1=A+D+GF+CX
n, X wherein
nOutput state for last High-speed Control circuit; Described low speed control circuit has two input ends to be connected with the 5th pin of driving switch adaptor union and the mouth of filter regulator circuit respectively, described two input end bonded assembly incoming signals are respectively the output signal C of low gear signal B and filter regulator circuit, the output signal of low speed control circuit is low speed control signal Y, and the incoming signal of low speed control circuit and the logical relation of output signal are: Y
n=B+Y
nC, wherein Y
nOutput state for last low speed control circuit; Driving circuit is managed by a CMOS, the 2nd CMOS pipe and two diodes and two resistance are formed, the high-speed control signal X mouth of control circuit and low speed control signal Y mouth respectively with driving circuit in CMOS pipe, the grid of the 2nd CMOS pipe connects, the one CMOS pipe, the grid of the 2nd CMOS pipe is connected with direct supply VBAT by a resistance respectively, the one CMOS pipe is connected with first pin of direct supply VBAT and motor adaptor union respectively with the source electrode of the 2nd CMOS pipe, CMOS pipe in the driving circuit is connected with the anode of two diodes respectively with the drain electrode of the 2nd CMOS pipe, and the negative electrode of two diodes is connected with tripod with the crus secunda of motor adaptor union respectively; The 5th pin of motor adaptor union is connected with power supply ground.
Full digital relayless independent wiper control device of the present invention adopts full-digital circuit to control, and adopts the driving switch of breakerless CMOS pipe as rain brush control motor, and rain brush can quietly be moved, and no longer includes noise.Full digital relayless independent wiper control device of the present invention in addition has only two adaptor unions of driving switch adaptor union and motor adaptor union to be connected with the outside, and is easy for installation, highly versatile.
Description of drawings
Fig. 1 is an electrical block diagram of the present invention.Fig. 2 is the specific embodiment two described electrical block diagrams.
The specific embodiment
The specific embodiment one: present embodiment is described referring to Fig. 1.The full digital relayless independent wiper control device of present embodiment is made up of Voltage stabilizing module 1, logic control circuit 2, oscillating circuit 3, driving circuit 4, filter regulator circuit 5, driving switch adaptor union K1 and motor adaptor union J1.
Described Voltage stabilizing module 1 input end be connected with the original direct supply VBAT of automobile, the mouth of Voltage stabilizing module 1 is output as the digital power supply VCC that supplies with the digital control circuit power supply; First pin of described driving switch adaptor union K1 is connected with the mouth of power module 1; The time-delay oscillating circuit that described oscillating circuit 3 is made up of 555 chips, oscillating circuit 3 mouth outputting oscillation signal F; Described filter regulator circuit 5 is made up of the 20 resistance R 20, stabilivolt D20 and capacitor C 20, one end of the 20 resistance R 20 is connected with the 4th pin of motor adaptor union J1, the other end of the 20 resistance R 20 is connected with the negative electrode of stabilivolt D20, the anode of stabilivolt D20 is connected with power supply ground, capacitor C 20 and stabilivolt D20 parallel connection, the negative electrode of stabilivolt D20 is the mouth of filter regulator circuit 5, output signal C; Logic control circuit 2 is made up of High-speed Control circuit 2-1 and low speed control circuit 2-2, described High-speed Control circuit 2-1 have five input ends respectively with the crus secunda of driving switch adaptor union K1, tripod, the oscillator signal mouth of the 4th pin and oscillating circuit 3 and the mouth of filter regulator circuit 5 are connected, described five input end bonded assembly incoming signals are respectively high speed gear signal A, shelves signal G intermittently, the output signal C of shelves signal D and oscillator signal F and filter regulator circuit 5 once, the output signal of High-speed Control circuit 2-1 is high-speed control signal X, and incoming signal and the logical relation between the output signal of High-speed Control circuit 2-1 are: X
N+1=A+D+GF+CX
n, X wherein
nOutput state for last High-speed Control circuit 2-1; Described low speed control circuit 2-2 has two input ends to be connected with the 5th pin of driving switch adaptor union K1 and the mouth of filter regulator circuit 5 respectively, described two input end bonded assembly incoming signals are respectively the output signal C of low gear signal B and filter regulator circuit 5, the output signal of low speed control circuit 2-2 is low speed control signal Y, and the incoming signal of low speed control circuit 2-2 and the logical relation of output signal are: Y
n=B+Y
nC, wherein Y
nOutput state for last low speed control circuit 2-2; Driving circuit 4 is by CMOS pipe Q1, the 2nd CMOS pipe and two diodes and two resistance are formed, the high-speed control signal X mouth of control circuit 2 and low speed control signal Y mouth respectively with driving circuit 4 in CMOS pipe Q1, the grid of the 2nd CMOS pipe Q2 connects, the one CMOS manages Q1, the grid of the 2nd CMOS pipe Q2 is connected with direct supply VBAT by a resistance respectively, the one CMOS pipe Q1 is connected with first pin of direct supply VBAT and motor adaptor union J1 respectively with the source electrode of the 2nd CMOS pipe Q2, CMOS pipe Q1 in the driving circuit 4 is connected with the anode of two diodes respectively with the drain electrode of the 2nd CMOS pipe Q2, and the negative electrode of two diodes is connected with tripod with the crus secunda of motor adaptor union J1 respectively; The 5th pin of motor adaptor union J1 is connected with power supply ground.
High-speed Control circuit 2-1 in the present embodiment is by first dual input and door AND1, second dual input and door AND2, the one or the four input not gate OR1 and the first phase inverter NO1 form, first dual input is connected with the mouth of the one or four input not gate OR1 with the input end of door AND1, the mouth of the one or four input not gate OR1 is connected with the input end of the first phase inverter NO1, the mouth output high-speed control signal X of the first phase inverter NO1, first dual input is connected with another input end of door AND1 and the output signal C of filter regulator circuit 5, first dual input is under the situation of high level with door AND1 at the output signal C of filter regulator circuit 5, the high-speed control signal X that keeps High-speed Control circuit 2-1 is a previous status, second input end of the one or four input not gate OR1 is connected with the crus secunda of driving switch adaptor union K1, the input end of second dual input and door AND2 and driving switch adaptor union K1 tripod be connected, second dual input is connected with another input end of door AND2 and the oscillation output end of oscillating circuit, second dual input is connected with the mouth of door AND2 and the 3rd input end of the one or four input not gate OR1, and the one or four imports the 4th input end of not gate OR1 and the 4th pin of driving switch adaptor union K1 is connected.
Low speed control circuit 2-2 in the present embodiment is by the 3rd dual input and door AND3, the second dual input not gate OR2 and the second phase inverter NO2 form, the input end of the second dual input not gate OR2 and the 5th pin of driving switch adaptor union K1 are connected, the 3rd dual input is connected with the input end of door AND3 and the output signal C of filter regulator circuit 5, the 3rd dual input is connected with another input end of door AND3 and the mouth of the second dual input not gate OR2, the mouth of the second dual input not gate OR2 is connected with the input end of the second phase inverter NO2, the mouth output low speed output signal Y of the second phase inverter NO2, the 3rd dual input is under the situation of high level with door AND3 at the output signal C of filter regulator circuit 5, and the low speed output signal Y that keeps low speed control circuit 2-2 is a previous status.
The incoming signal of the filter regulator circuit 5 in the present embodiment is the 4th pin of motor adaptor union J1, be connected with the playback signal of extraneous rain brush control motor, the playback signal of 5 pairs of motors of filter regulator circuit carries out passing to logic control circuit 2 again after voltage stabilizing, the filtering, to prevent making the disconnected or damage decision circuit 2 of logic control circuit 2 erroneous judgements owing to the playback jitter of rain brush control motor output.
The full digital relayless independent wiper control device of present embodiment has adopted the shelves at intermittence that 555 time-delay oscillating circuits very ripe and cheapness are controlled rain brush in the prior art to move, and can set the concussion frequency of delaying time as required before installing; The present invention adopts cheapness, failure-free logic gates as logic control circuit, adopts the driving circuit of breakerless CMOS pipe as rain brush control motor, has realized the digitalisation of rain brush control circuit.In addition, full digital relayless independent wiper control device of the present invention is freestanding rain brush controller, does not comprise the water spray control circuit, only need be connected with rain brush control motor with original rain brush gear switchgroup on the automobile in actual applications to get final product, easy for installation, highly versatile.
The specific embodiment two: the difference of the full digital relayless independent wiper control device of present embodiment and the specific embodiment one is, it also comprises rain brush switchgroup 7 and rain brush control motor 6, described rain brush switchgroup 7 is four to select a switch, moving contact of rain brush switchgroup 7 and first pin of driving switch adaptor union K1 are connected, and decide contact and are connected with crus secunda, tripod, the 4th pin and the 5th pin of driving switch adaptor union K1 respectively for four of rain brush switchgroup 7; The power end of rain brush control motor 6 and first pin of motor adaptor union J1 are connected, the high speed gear connection terminal of rain brush control motor 6 is connected with crus secunda, the tripod of motor adaptor union J1 respectively with the low gear connection terminal, the playback signal terminal of rain brush control motor 6 and the 4th pin of motor adaptor union J1 are connected, and the power supply ground connection terminal of rain brush control motor 6 and the 5th pin of motor adaptor union J1 are connected.
Claims (3)
1, full digital relayless independent wiper control device, it is characterized in that it comprises Voltage stabilizing module (1), logic control circuit (2), oscillating circuit (3), driving circuit (4), filter regulator circuit (5), driving switch adaptor union (K1) and motor adaptor union (J1)
The input end of described Voltage stabilizing module (1) is connected with the original direct supply VBAT of automobile, and Voltage stabilizing module (1) is output as the digital power supply VCC that supplies with the digital control circuit power supply;
First pin of described driving switch adaptor union (K1) is connected with the mouth of power module (1);
The time-delay oscillating circuit that described oscillating circuit (3) is made up of 555 chips, oscillating circuit (3) mouth outputting oscillation signal F;
Described filter regulator circuit (5) is made up of the 20 resistance (R20), stabilivolt (D20) and electric capacity (C20), one end of the 20 resistance (R20) is connected with the 4th pin of motor adaptor union (J1), the other end of the 20 resistance (R20) is connected with the negative electrode of stabilivolt (D20), the anode of stabilivolt (D20) is connected with power supply ground, electric capacity (C20) and stabilivolt (D20) parallel connection, the negative electrode of stabilivolt (D20) is the mouth of filter regulator circuit (5), output signal C;
Logic control circuit (2) is made up of High-speed Control circuit (2-1) and low speed control circuit (2-2), described High-speed Control circuit (2-1) have five input ends respectively with the crus secunda of driving switch adaptor union (K1), tripod, the oscillator signal mouth of the 4th pin and oscillating circuit (3) and the mouth of filter regulator circuit (5) are connected, described five input end bonded assembly incoming signals are respectively high speed gear signal A, shelves signal G intermittently, once the oscillator signal F of shelves signal D and oscillating circuit (3) output and the output signal C of filter regulator circuit (5), the output signal of High-speed Control circuit (2-1) is high-speed control signal X, and the incoming signal and the logical relation between the output signal of High-speed Control circuit (2-1) are: X
N+1=A+D+GF+CX
n, X wherein
nOutput state for last High-speed Control circuit (2-1);
Described low speed control circuit (2-2) has two input ends to be connected with the 5th pin of driving switch adaptor union (K1) and the mouth of filter regulator circuit (5) respectively, described two input end bonded assembly incoming signals are respectively the output signal C of low gear signal B and filter regulator circuit (5), the output signal of low speed control circuit (2-2) is low speed control signal Y, and the incoming signal of low speed control circuit (2-2) and the logical relation of output signal are: Y
n=B+Y
nC, wherein Y
nOutput state for last low speed control circuit (2-2);
Driving circuit (4) is by CMOS pipe (Q1), the 2nd CMOS pipe (Q2) and two diodes and two resistance are formed, the high-speed control signal X mouth of logic control circuit (2) and low speed control signal Y mouth respectively with driving circuit (4) in CMOS pipe (Q1), the grid of the 2nd CMOS pipe (Q2) connects, the one CMOS manages (Q1), the grid of the 2nd CMOS pipe (Q2) is connected with direct supply VBAT by a resistance respectively, the one CMOS pipe (Q1) is connected with first pin of direct supply VBAT and motor adaptor union (J1) respectively with the source electrode of the 2nd CMOS pipe (Q2), CMOS pipe (Q1) in the driving circuit (4) is connected with the anode of two diodes respectively with the drain electrode of the 2nd CMOS pipe (Q2), and the negative electrode of two diodes is connected with tripod with the crus secunda of motor adaptor union (J1) respectively;
The 5th pin of motor adaptor union (J1) is connected with power supply ground.
2, full digital relayless independent wiper control device according to claim 1, it is characterized in that it also comprises rain brush switchgroup (7), described rain brush switchgroup (7) is four to select a switch, moving contact of rain brush switchgroup (7) and first pin of driving switch adaptor union (K1) are connected, and decide contact and are connected with crus secunda, tripod, the 4th pin and the 5th pin of driving switch adaptor union (K1) respectively for four of rain brush switchgroup (7).
3, full digital relayless independent wiper control device according to claim 1 and 2, it is characterized in that it also comprises rain brush control motor (6), the power end of rain brush control motor (6) and first pin of motor adaptor union (J1) are connected, the high speed gear connection terminal of rain brush control motor (6) and low gear connection terminal respectively with the crus secunda of motor adaptor union (J1), tripod connects, the playback signal terminal of rain brush control motor (6) and the 4th pin of motor adaptor union (J1) are connected, and the power supply ground connection terminal of rain brush control motor (6) and the 5th pin of motor adaptor union (J1) are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101512341A CN100534839C (en) | 2006-12-31 | 2006-12-31 | Full digital relayless independent wiper control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101512341A CN100534839C (en) | 2006-12-31 | 2006-12-31 | Full digital relayless independent wiper control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN100999210A CN100999210A (en) | 2007-07-18 |
| CN100534839C true CN100534839C (en) | 2009-09-02 |
Family
ID=38258064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101512341A Expired - Fee Related CN100534839C (en) | 2006-12-31 | 2006-12-31 | Full digital relayless independent wiper control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100534839C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012510399A (en) * | 2008-12-02 | 2012-05-10 | ピルキントン グループ リミテッド | Windshield wiper control system |
| CN102424033A (en) * | 2011-11-18 | 2012-04-25 | 重庆长安汽车股份有限公司 | Windscreen wiper control system based on singlechip |
| JP5901959B2 (en) | 2011-12-20 | 2016-04-13 | アスモ株式会社 | Contact terminal manufacturing method |
| CN102424034A (en) * | 2011-12-27 | 2012-04-25 | 浙江松田汽车电机系统有限公司 | Wiper motor speed regulation system with pulse-width modulation and voltage regulation |
| CN104973017A (en) * | 2015-06-25 | 2015-10-14 | 芜湖扬宇机电技术开发有限公司 | Mist brush device |
-
2006
- 2006-12-31 CN CNB2006101512341A patent/CN100534839C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN100999210A (en) | 2007-07-18 |
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Granted publication date: 20090902 Termination date: 20101231 |