CN2241366Y - Highway obstacle alarm device - Google Patents
Highway obstacle alarm device Download PDFInfo
- Publication number
- CN2241366Y CN2241366Y CN 95209348 CN95209348U CN2241366Y CN 2241366 Y CN2241366 Y CN 2241366Y CN 95209348 CN95209348 CN 95209348 CN 95209348 U CN95209348 U CN 95209348U CN 2241366 Y CN2241366 Y CN 2241366Y
- Authority
- CN
- China
- Prior art keywords
- unit
- circuit
- collector
- base stage
- relay
- 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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- Burglar Alarm Systems (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
The utility model discloses a highway obstacle alarm device which belongs to the technical field of the traffic. An ultrasonic oscillations circuit in a launch unit sends out the ultrasonic through a transducer. The normally open contacts of a relay J1 in a Doppler microwave inductive switch unit are connected with the power supply of a receiving unit. One group of the normally open contacts of a relay J2 in the receiving unit are connected with the power supply of a delay unit. The other group of the normally open contacts is connected with the normally open contacts of the relay J1 in parallel. An output relay J3 in the delay unit is connected with an alarm unit. The utility model can penetrate through the heavy fog, and the alarm has the function of acoustooptical alarm.
Description
The utility model belongs to the traffic technique field, further relates to a kind of for ensureing that highway safety is unimpeded, the highway obstruction warning device that avoids traffic accident and take place.
Along with expanding economy, country has successively built many high-grade highways, also is provided with a lot of safety installations on it, still, does not but have for the facility that overcomes the safe formidable enemy-fog that has a good transport and communication network at present.Present antifog measure also rests on traditional installing on the yellow Fog-proof light to vehicle, it can only head-on be sent a car passively finds when distance is very near, for the difficult discovery of the afterbody of the equidirectional car that travels, particularly when front truck stops because of certain reason, when finding front truck, the car of back may too closely have little time to take measures to have an accident because of distance.It is worthy of note when the road surface has ice and snow and dense fog is arranged, many cars of just very possible generation hit accident together, such accident in China various places so that the whole world report is arranged when having mist season all, press for for this reason a kind of can be behind the vehicle that is stopped for some reason or the suitable distance in front and back always give the newspaper front obstacle arranged, the facility of the dangerous information of going slowly or stopping of needing to slow down.
The purpose of this utility model is to provide highway obstruction warning device a kind of penetrable thick fog, that have sound and light of alarm.
The utility model comprises transmitter unit, microwave dobla inductive switch unit, receiving element, delay unit and alarm unit.Supersonic oscillations circuit output end in the transmitter unit connects the shaping amplification circuit output terminal, sends ultrasound wave through transducer.Microwave dobla inductive switch unit repeat circuit J
1Normal opened contact connect the power supply of receiving element, receiving element repeat circuit J
2Normal opened contact in the power supply of a winding delay unit, another group and the relay J of normal opened contact
1The normal opened contact parallel connection, the output relay J in the delay unit
3The power supply of normal opened contact unit taking alarm.
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is a block scheme of the present utility model.
Fig. 2 is the utility model transmitter unit electrical schematic diagram.
Fig. 3 is the utility model microwave dobla inductive switch unit electrical schematic diagram.
Fig. 4 is a receiving element electrical schematic diagram of the present utility model.
Fig. 5 is a delay unit electrical schematic diagram of the present utility model.
Fig. 6 is an alarm unit electrical schematic diagram of the present utility model.
The utility model transmitter unit 1 is by capacitor C
1, semifixed resistor W
1, W
2And resistance R
1, R
2And integrated circuit FC54 forms the supersonic oscillations circuit; By diode D
1, resistance R
3, R
4, triode T
1Form shaping amplification circuit; By resistance R
5, R
6, R
7, R
8With triode T
2, T
3, T
4Form power amplification circuit.Supersonic oscillations circuit, shaping amplification circuit, power amplification circuit, capacitor C
2, series connection forms ultrasonic transmit circuit between the transducer Y.FC54 output terminal in the transmitter unit 1 is through diode D
1And R
3Meet T
1Base stage, by D
1And R
3, T
1Form shaping amplification circuit, T
1Emitter meet T
2Base stage, triode T
2, T
3, T
4The power amplifier of forming, T
3, T
4Emitter through capacitor C
2Be connected in series with transducer.
Microwave dobla inductive switch of the present utility model unit 2 is by triode T
5, capacitor C
3, C
4, antenna TX, resistance R
9, R
10, R
11, R
12Potentiometer W
3Inductance L
1Form the microwave sounding circuit.Collecting circuit CD4069 and resistance R
13, R
14, R
15Form signal shaping amplifier, by resistance R
16With triode T
6Relay J
1Form relay drive circuit.Microwave detection circuit, coupling capacitance C
5Signal shaping amplifier is composed in series microwave dobla inductive switch unit 2 between the relay drive circuit.Triode T in the dobla inductive switch unit 2
5Collector antenna TX in parallel, inductance L
1Tunable capacitor C
3Cross-over connection is in T
5Base stage and collector between, capacitor C
4, resistance R
10Back series resistor R in parallel
11Potentiometer W
3, resistance R
12, potentiometer W
3Moving contact meet T
5Base stage, hex inverter CD4069 input end is through coupling capacitance C
5With L
1, R
10, C
4Link to each other F in the phase inverter
5Output terminal through resistance R
16Connect switch transistor T
6Base stage, the inductive switch relay J
1Be connected to power supply and T
6Between the collector.
Ultrasonic receiver in the receiving element 3 meets amplifier T
7Base stage, inductance L
2With capacitor C
6And connection triode T
7Collector, the luminous termination switch transistor T of photo-coupler
9Collector, photosensitive termination is by triode T
10, T
11, T
12The optical signal detecting circuit of forming, triode T
12Collector connect switch transistor T
13Base stage, T
13Collector pass through relay J
2Connect power supply.
The utility model receiving element 3 is by piezoelectric patches YD, resistance R
17With triode T
7Form the ultrasound wave receiving circuit; By inductance L
2Capacitor C
6, C
7Diode D
2Form the frequency-selecting detecting circuit, by triode T
8And resistance R
18Form amplifying circuit; By resistance R
18, R
20Triode T
9Form signaling conversion circuit with the luminotron among the photoelectrical coupler G; Photosensitive tube in the photoelectrical coupler and potentiometer W
4, W
5, resistance R
21, R
22, R
23, R
24, R
25, R
26And triode T
10, T
11, T
12Form optical detection circuit; By resistance R
27, triode T
13, relay J
2Form relay drive circuit.
The utility model delay unit 4 is by potentiometer W
6, capacitor C
8And resistance R
28Form delay circuit, triode T
14, T
15And resistance R
29, R
30Form relay switching circuit, rc-delay circuit and the relay drive circuit composition delay unit that is in series.
The utility model alarm unit 5 is formed optical alarm circuit by light source JD.By resistance R
30, integrated circuit KD9561B forms audible alarm circuit.By resistance R
31Form the language alarm circuit with integrated circuit KD5600D (KD5600D is a KD5600 series language sheet extraordinary language sheet customized).Potentiometer W
7, resistance R
32, integrated circuit TDA810 forms audio power amplifier circuit.Connect capacitor C by selector switch K and audio power amplifier circuit after audible alarm circuit and the parallel connection of language alarm circuit
9Connect optical alarm circuit and audio power amplifier circuit parallel connection with audio power amplifier circuit with loudspeaker series connection back.
The above is using ultrasound ripple Detection Techniques, and also available TOLD9200 series LASER Discharge Tube or HG520 series infrared transmitting tube replace the ultrasonic transmitting element of Fig. 2 respectively, become laser emission element or infra-red ray transmitting unit.Photosensitive part with among the photo-coupler G in 3DU series phototriode replacement Fig. 4 receiving element circuit becomes laser or infrared ray receiving element, and other unit need not changed promptly becomes laser or infra-red detection warning system.
The utility model can be used for various highways, especially provides information at the low visibility foggy weather for the vehicle safety that ferries, and it has the characteristics of penetrable thick fog and sound and light alarm.
Claims (5)
1, highway obstruction warning device, it comprises transmitter unit, microwave dobla inductive switch unit, receiving element, delay unit and alarm unit, it is characterized in that: the supersonic oscillations circuit output end in the described transmitter unit connects the shaping amplification circuit output terminal, send ultrasound wave through transducer, microwave dobla inductive switch unit repeat circuit J
1Normal opened contact connect the power supply of receiving element, receiving element repeat circuit J
2Normal opened contact in the power supply of a winding delay unit, another group and the relay J of normal opened contact
1The normal opened contact parallel connection, the output relay J in the delay unit
3The power supply of normal opened contact unit taking alarm.
2, highway obstruction warning device as claimed in claim 1 is characterized in that: the oscillator FC54 output termination in the described transmitter unit is by diode D
1And R
3Serial connection T
1The shaping amplification circuit that base stage is formed, T
1Emitter connect by triode T
2, T
3, T
4The power amplifier T that forms
2Base stage, T
3, T
4Emitter through capacitor C
2Be connected in series with transducer.
3, highway obstruction warning device as claimed in claim 1 is characterized in that: the triode T in the described dobla inductive switch unit
5Collector antenna TX in parallel, inductance L
1, tunable capacitor C
3Cross-over connection is in T
5Base stage and collector between, capacitor C
4, resistance R
10Back series resistor R in parallel
11, potentiometer W
3, resistance R
12, W
3Moving contact meet T
5Base stage, hex inverter CD4069 input end is through coupling capacitance C
5With L
1, R
10, C
4Link to each other F in the phase inverter
5Output terminal through resistance R
15Connect switch transistor T
6Base stage, the inductive switch relay J
1Be connected to power supply and T
6Between the collector.
4, highway obstruction warning device as claimed in claim 1, it is characterized in that: the ultrasonic receiver in the described receiving element meets amplifier T
7Base stage, inductance L
2With capacitor C
8And connection T
7Collector, the luminous termination switch transistor T of photo-coupler
9Collector, photosensitive termination is by triode T
10, T
11, T
12The optical signal detecting circuit of forming, T
12Collector connect switch transistor T
13Base stage, T
13Collector pass through relay J
2Connect power supply.
5, highway obstruction warning device as claimed in claim 1, it is characterized in that: described delay circuit is a rc-delay circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95209348 CN2241366Y (en) | 1995-04-22 | 1995-04-22 | Highway obstacle alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95209348 CN2241366Y (en) | 1995-04-22 | 1995-04-22 | Highway obstacle alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2241366Y true CN2241366Y (en) | 1996-11-27 |
Family
ID=33860381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95209348 Expired - Fee Related CN2241366Y (en) | 1995-04-22 | 1995-04-22 | Highway obstacle alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2241366Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101958045A (en) * | 2010-06-02 | 2011-01-26 | 四川华廷威思信息技术有限公司 | Normal road prompt-based early warning method for abnormal traffic conditions |
-
1995
- 1995-04-22 CN CN 95209348 patent/CN2241366Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101958045A (en) * | 2010-06-02 | 2011-01-26 | 四川华廷威思信息技术有限公司 | Normal road prompt-based early warning method for abnormal traffic conditions |
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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 |