CN2275054Y - Auxiliary driving instrument for backing automobile - Google Patents
Auxiliary driving instrument for backing automobile Download PDFInfo
- Publication number
- CN2275054Y CN2275054Y CN 96243071 CN96243071U CN2275054Y CN 2275054 Y CN2275054 Y CN 2275054Y CN 96243071 CN96243071 CN 96243071 CN 96243071 U CN96243071 U CN 96243071U CN 2275054 Y CN2275054 Y CN 2275054Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- signal
- control processing
- signal control
- transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to an auxiliary driving instrument for car backing, which belongs to a control device for an electrical appliance for a motor vehicle. The utility model comprises a transmitting circuit, a receiving circuit, a signal control processing circuit, an alarm circuit and an extinguishing circuit. Ultrasonic is sent out by the transmitting circuit controlled by the signal control processing circuit, an ultrasonic signal is received and amplified by the receiving circuit and sent to the signal control processing circuit, and two signals sent by the signal control processing circuit are respectively connected to the alarm circuit and the extinguishing circuit to generate an alarm signal and an action of driving an extinguishing mechanism. The utility model has the advantages of simple structure, safety and far detection distance. The utility model is an ideal safety device for the car backing.
Description
The utility model belongs to a kind of self-propelled vehicle auxiliary device, particularly relates to a kind of self-propelled vehicle electric apparatus control apparatus.
The reverse aid of existing automotive use, sound prompting type, the infrared acquisition formula is arranged, also have the ultrasonic fault detection formula, as Chinese patent ZL93247625.2 number " automobile ultrasonic back-up buzzer ", it comprises ultrasonic transmitting element, super sonic receiving element, detection and pulse control unit, signal processing unit, this patent can not make driving engine auto shut down and stopping in case of emergency, the warning of can not sounding again, and alarm distance is near, and work stability and reliability is poor.
The purpose of this utility model is to provide a kind of simple in structure, safe and reliable, reversing automobile driver aid that detection range is far away.
The utility model comprises transmission circuit 1, with transmission circuit 1 corresponding acceptor circuit 2, signal control processing circuit 3, warning circuit 4, flameout circuit 5, deliver to transmission circuit 1 by the control signal that signal control processing circuit 3 produces, make transmission circuit 1 launch ultrasonic signal, its output is delivered to signal control processing circuit 3 and is handled behind acceptor circuit 2 received ultrasonic signals, signal after the processing is delivered to warning circuit 4 and flameout circuit 5 respectively, flameout circuit 5 comprises comparator circuit 9 again, anti-error trigger circuit 10, driving circuit 11, from the signal of signal control processing circuit 3 successively through comparator circuit 9, anti-error trigger circuit 10, go to drive flame-out mechanism behind the driving circuit 11.
Emitting head CH in the transmission circuit 1
1Connect with " not circuit B5, B6 ".
The utlity model has the auto shut down circuit, automobile is faced a danger or during emergency situation in reversing process, automobile can be because of the automatic train stop that stops working, and is fool proof.In warning circuit and flameout circuit, all design has anti-error trigger circuit, makes the utility model more reliable, and unlikely generation flase alarm, mistake are stopped working.The utility model mainly is made of gate circuit, and structure is very simple, and detection range is far away, adjusts easy to use.
Fig. 1 is a reversing automobile driver aid block scheme.
Fig. 2 is the transmission circuit schematic diagram.
Fig. 3 is the acceptor circuit schematic diagram.
Fig. 4 is the signal control processing circuit schematic diagram.
Fig. 5 is warning circuit, flameout circuit schematic diagram.
Embodiment:
In conjunction with the accompanying drawings.
The utility model comprises transmission circuit 1, acceptor circuit 2, signal control processing circuit 3, warning circuit 4 and flameout circuit 5.Transmission circuit 1 is by comprising gate circuit B1, B2, the pulse shaping circuit of resistance R 1, R2, R3; Comprise gate circuit B3, B4, resistance R 4, R5, the 40KHZ supersonic oscillations circuit of capacitor C 1; Comprise gate circuit B5, B6, the projector of emitting head CH1 constitutes.Acceptor circuit 2 comprises that by the filter amplification circuit that comprises crystal triode N1 the detection shaping circuit of diode D1 constitutes.Signal control processing circuit 3 is by the clock oscillation circuit that comprises gate circuit B13, B14, the warning timing circuit that comprises gate circuit B16, B17, the flame-out timing circuit that comprises gate circuit B19, B20, the trigging pulse that comprises gate circuit B22, B23 forms circuit, comprises that the signal identification circuit of gate circuit B27, B28, B26, B29 constitutes.Warning circuit 4 comprises that by the discriminating comparator circuit 6 that comprises gate circuit B30--B33 the anti-error trigger circuit 7 of resistance R 21, capacitor C 13 constitute.Flameout circuit 5 comprises the anti-error trigger circuit 10 of diode D6, capacitor C 15, resistance R 24 and R25 by the discriminating comparator circuit 9 that comprises gate circuit B36--B39, comprises that the driving circuit 11 of crystal triode N2 and load-relay J1 thereof constitutes.
Signal control processing circuit 3 produces the clock square wave of 20HZ, this clock pulse triggers three monostable circuits and exports three impulse singlas respectively, first impulse singla removes to trigger discriminating comparator circuit 6 and 9 through output terminals A output in order to startup transmission circuit 1 and through mouth E, two different pulses of width are delivered to warning circuit 4 and flameout circuit 5 by mouth C, D respectively in addition, first pulse respectively with other two ratio of pulse length to the total cycle length after again through anti-error trigger circuit 7,10, driving circuit 11, news ring circuit 8 to be made automobile flameout and sends alarm sound.
Power supply V
CcBe 12 volts, gate circuit B1---B4 is 4011, and gate circuit B5---B49 is 4069, and monostable circuit is 4001, crystal triode N
1, N
2Be respectively 9014,3DG12, relay J 1 is JQX--14FC, emitting head CH
1With a reception CH
2Be CH-T40-16, news Chinese percussion instrument Y is a buzzer phone, and diode D8 is IN4001, and resistance R 21, R24, R25 are respectively 5M Ω, 10K Ω, 20K Ω, and capacitor C 13, C15 are respectively 0.01 μ F, 1 μ F.
Anti-error trigger circuit 10 in the flameout circuit 5 are told one tunnel output and are received the input end that news are rung circuit 8, the alerting signal of sounding when relay J 1 action makes engine off.
Transmission circuit 1 of the present utility model can also be the infrared emission circuit, and corresponding acceptor circuit 2 receives infrared signal.
Claims (5)
1, the reversing automobile driver aid, comprise transmission circuit (1), with the corresponding acceptor circuit of transmission circuit (1) (2), signal control processing circuit (3), warning circuit (4), it is characterized in that having flameout circuit (5), deliver to transmission circuit (1) by the control signal that signal control processing circuit (3) produces, acceptor circuit (2) receives the signal from transmission circuit (1), the output signal of acceptor circuit (2) is delivered to signal control processing circuit (3) and is handled, signal after the processing is delivered to warning circuit (4) and flameout circuit (5) respectively, flameout circuit (5) comprises comparator circuit (9) again, anti-error trigger circuit (10), driving circuit (11), from the signal of signal control processing circuit (3) successively through comparator circuit (9), anti-error trigger circuit (10), go to drive flame-out mechanism behind the driving circuit (11).
2, reversing automobile driver aid according to claim 1 is characterized in that transmission circuit (1), acceptor circuit (2) are the ultrasonic emitting acceptor circuit.
3, reversing automobile driver aid according to claim 1, it is characterized in that warning circuit (4) rings circuit (8) by comparator circuit (6), anti-error trigger circuit (7), news and constitutes, behind comparator circuit (6), anti-error trigger circuit (7), deliver to news successively from the signal of signal control processing circuit (3) and ring circuit (8).
4, reversing automobile driver aid according to claim 2 is characterized in that emitting head CH in the transmission circuit (1)
1Connect with " not circuit B5, B6 ".
5, reversing automobile driver aid according to claim 1, it is characterized in that comparator circuit (9) is made of gate circuit B36--B39, anti-error trigger circuit (10) are made of diode D6, capacitor C 15, resistance R 24 and R25, and driving circuit (11) is by comprising crystal triode N
2Amplifying circuit and load-relay J thereof
1Constitute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96243071 CN2275054Y (en) | 1996-11-06 | 1996-11-06 | Auxiliary driving instrument for backing automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96243071 CN2275054Y (en) | 1996-11-06 | 1996-11-06 | Auxiliary driving instrument for backing automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2275054Y true CN2275054Y (en) | 1998-02-25 |
Family
ID=33916800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96243071 Expired - Fee Related CN2275054Y (en) | 1996-11-06 | 1996-11-06 | Auxiliary driving instrument for backing automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2275054Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102485537A (en) * | 2010-12-03 | 2012-06-06 | 上海博泰悦臻电子设备制造有限公司 | Vehicular system as well as display mode management method and device thereof |
| CN102485536A (en) * | 2010-12-03 | 2012-06-06 | 上海博泰悦臻电子设备制造有限公司 | Control method and device of vehicular system and vehicular system |
| CN102722173A (en) * | 2012-06-14 | 2012-10-10 | 北京理工大学 | Method for controlling remote-control driving instrument for vehicle |
-
1996
- 1996-11-06 CN CN 96243071 patent/CN2275054Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102485537A (en) * | 2010-12-03 | 2012-06-06 | 上海博泰悦臻电子设备制造有限公司 | Vehicular system as well as display mode management method and device thereof |
| CN102485536A (en) * | 2010-12-03 | 2012-06-06 | 上海博泰悦臻电子设备制造有限公司 | Control method and device of vehicular system and vehicular system |
| CN102485536B (en) * | 2010-12-03 | 2014-10-22 | 上海博泰悦臻电子设备制造有限公司 | Control method and device of vehicular system and vehicular system |
| CN102485537B (en) * | 2010-12-03 | 2014-12-17 | 上海博泰悦臻电子设备制造有限公司 | Vehicular system as well as display mode management method and device thereof |
| CN102722173A (en) * | 2012-06-14 | 2012-10-10 | 北京理工大学 | Method for controlling remote-control driving instrument for vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |