CN103077623A - Highway speed restriction voice prompt device - Google Patents
Highway speed restriction voice prompt device Download PDFInfo
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- CN103077623A CN103077623A CN2012105827740A CN201210582774A CN103077623A CN 103077623 A CN103077623 A CN 103077623A CN 2012105827740 A CN2012105827740 A CN 2012105827740A CN 201210582774 A CN201210582774 A CN 201210582774A CN 103077623 A CN103077623 A CN 103077623A
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- speed limit
- vehicle
- prompt device
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Abstract
The invention discloses a highway speed restriction voice prompt device which comprises a trigger circuit, a transmission circuit, a receiving circuit, a monitoring circuit and external equipment; the output end of the trigger circuit is electrically connected with the input end of the transmission circuit; the infrared transmitter of the transmission circuit is electrically connected with the infrared receiver of the receiving circuit in a wireless way; the output end of the receiving circuit is connected with the input end of the monitoring circuit; and the output end of the monitoring circuit is electrically connected with the external equipment. The highway speed restriction voice prompt device is activated through the trigger circuit, a vehicle-mounted single-chip microcomputer control system in the monitoring circuit calls speed restriction audio information in a transfer audio storage chip and plays the audio information through a vehicle-mounted voice device, so as to remind a driver that a speed restriction highway section is entered, then a vehicle speed self-monitoring circuit is turned on, so that the self-monitoring is realized.
Description
Technical field
The present invention relates to the road traffic electronic technology field, particularly a kind of road speed limit sound prompt device.
Background technology
Along with the development of national economy, the domestic automobile recoverable amount is more and more, and this has not only proposed challenge to vehicle supervision department, especially to driver's one test.Driver's various situations on the road surface of observing of must focusing one's attention in driving procedure comprise the various notice boards on road next door, and this is so that the driver is very tired, thereby cause traffic hazard, and the major reason that traffic hazard occurs exceeds the speed limit exactly.
How to guarantee driver's light joyful road speed-limiting messages of accepting in driving procedure, thus the conscious traffic regulations of accepting, and the traffic hazard of avoiding bringing because of hypervelocity more and more causes people's concern.
Summary of the invention
Goal of the invention of the present invention is for existing technical deficiency, and a kind of road speed limit sound prompt device is provided, thereby alleviates driver's driving burden, guarantees driving safety.
For achieving the above object, the technical solution used in the present invention is:
A kind of road speed limit sound prompt device is provided, comprise trigger circuit, radiating circuit, receiving circuit, supervisory circuit and external equipment, the output terminal of described trigger circuit is electrically connected with the input end of radiating circuit, the infrared remote receiver dedicated radio link of the infrared transmitter of described radiating circuit and receiving circuit, the output terminal of described receiving circuit is connected with the input end of described supervisory circuit, and the output terminal of described supervisory circuit is electrically connected with external equipment.
Preferably, described trigger circuit comprise piezoelectric transducer and Voltage detector, and described piezoelectric transducer and Voltage detector are electrically connected; And trigger circuit are laid on the import and export position of speed limit road segment segment, and trigger circuit are by experiencing the tare startup or closing package unit.
Preferably, described Voltage detector comprises the voltage tunable arrangement, and the voltage tunable arrangement is connected with zener diode.
Preferably, described radiating circuit also comprises single-chip computer control system, and the input end of single-chip computer control system is electrically connected with the output terminal of trigger circuit, and the input end of infrared transmitter is electrically connected with the output terminal of single-chip computer control system.Radiating circuit sends switch signal command by infrared transmitter and the speed limit instruction activates receiving circuit.
Preferably, described infrared transmitter comprises scrambler, and the input end of scrambler is connected with described single-chip computer control system.
Preferably, described single-chip computer control system comprises the first single-chip microcomputer and instruction storage chip, and described single-chip microcomputer and instruction storage chip is electrically connected.
Preferably, described supervisory circuit comprises vehicle-mounted single-chip computer control system and vehicle speed sensor; Described infrared remote receiver, vehicle speed sensor are connected with vehicle-mounted single-chip computer control system respectively.
Preferably, described infrared remote receiver comprises the demoder corresponding with infrared transmitter, and described demoder is connected with the adjustable delay electronic switch; Described vehicle-mounted single-chip computer control system comprises second singlechip and audio storage chip, and described second singlechip and audio storage chip are electrically connected.Infrared remote receiver is opened for preventing after opening always, receive to disturb infrared information and set adjustable time delay, thereby the assurance infrared remote receiver is only opened appropriate time.
Preferably, external equipment comprises vehicle-mounted voice device and alarm flashing lamp.
Preferably, described vehicle-mounted voice device is the entrained loudhailer of automobile itself.This vehicle-mounted voice device both can be installed in addition, also can be the entrained loudhailer of automobile itself.
The present invention is with respect to prior art, have following beneficial effect: road speed limit sound prompt device of the present invention activates by circuit, vehicle-mounted single-chip computer control system in the supervisory circuit will call in the audio storage chip speed limit audio-frequency information and play by the vehicle-mounted voice device, the prompting driver enters speed-limit road section, next open speed of a motor vehicle self-monitoring circuit, thereby realize self-monitoring; Also alleviate in addition driver's driving burden.
Description of drawings
Fig. 1 is road speed limit sound prompt device circuit structure block diagram;
Fig. 2 is road speed limit sound prompt device course of work schematic diagram;
Fig. 3 is a kind of control of road speed limit sound prompt device, radiating circuit surface structure schematic diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments goal of the invention of the present invention is described in further detail, embodiment can not give unnecessary details one by one at this, but therefore embodiments of the present invention are not defined in following examples.Unless stated otherwise, material and the job operation of the present invention's employing are the art conventional material and job operation.
A is trigger circuit among Fig. 1; B is radiating circuit; C is receiving circuit and supervisory circuit;
Among Fig. 2 A1 and B1 A2 and B2 be respectively trigger circuit and radiating circuit
As shown in Figure 1, a kind of road speed limit sound prompt device, comprise trigger circuit, radiating circuit, receiving circuit, supervisory circuit and external equipment, the output terminal of trigger circuit is electrically connected with the input end of radiating circuit, the infrared remote receiver dedicated radio link of the infrared transmitter of radiating circuit and receiving circuit, the output terminal of receiving circuit is connected with the input end of described supervisory circuit, and the output terminal of supervisory circuit is electrically connected with external equipment.
Trigger circuit comprise piezoelectric transducer and Voltage detector, and piezoelectric transducer and Voltage detector are electrically connected; And trigger circuit are laid on the import and export position of speed limit road segment segment, and trigger circuit are by experiencing the tare startup or closing package unit.Voltage detector comprises the voltage tunable arrangement, and the voltage tunable arrangement is connected with zener diode.
As shown in Figure 3, radiating circuit also comprises single-chip computer control system, and the input end of single-chip computer control system is electrically connected with the output terminal of trigger circuit, and the input end of infrared transmitter is electrically connected with the output terminal of single-chip computer control system.Radiating circuit sends switch signal command by infrared transmitter and the speed limit instruction activates receiving circuit and speed of a motor vehicle supervisory circuit.Infrared transmitter comprises scrambler, and the input end of scrambler is connected with described single-chip computer control system.Single-chip computer control system comprises the first single-chip microcomputer and instruction storage chip, and the first single-chip microcomputer and instruction storage chip is electrically connected.
Supervisory circuit comprises vehicle-mounted single-chip computer control system and vehicle speed sensor; Infrared remote receiver, vehicle speed sensor are connected with vehicle-mounted single-chip computer control system respectively.Vehicle-mounted single-chip computer control system comprises single-chip microcomputer and audio storage chip, and single-chip microcomputer and audio storage chip are electrically connected.This supervisory circuit arranges onboard with receiving circuit.
Infrared remote receiver comprises the demoder corresponding with infrared transmitter, and demoder is connected with the adjustable delay electronic switch; Infrared remote receiver is opened for preventing after opening always, receive to disturb infrared information and set adjustable time delay, thereby the assurance infrared remote receiver is only opened appropriate time.
External equipment comprises vehicle-mounted voice device and alarm flashing lamp.The vehicle-mounted voice device can be the entrained loudhailer of automobile itself.External equipment is the vehicular external equipment.
As illustrated in fig. 1 and 2, describe as an example of school area road speed-limit road section example, when automobile enters speed-limit road section, piezoelectric transducer among the trigger circuit A1 produces voltage owing to experiencing the Action of Gravity Field of road surface on getting on the car, in order to screen pedestrian and automobile, also be provided with the Voltage detector that comprises voltage tunable arrangement and zener diode in the trigger circuit, the voltage tunable arrangement can be set just can the trigger the activation voltage limit value of whole device of vehicle weight, after surpassing the voltage limit value, thereby driving voltage punctures zener diode active control, radiating circuit B1.
Single-chip computer control system among the radiating circuit B1 receives the voltage signal of area triggering circuit and after being activated, the instruction in the single-chip computer control system call signal storage chip is sent switch signal command and speed limit instruction by infrared transmitter.
Switch signal command and speed limit instruction are processed by second singlechip after being received, decoded by the infrared remote receiver in the receiving circuit, and switch signal command is used for opening and closing the second singlechip control system, and the speed limit instruction is then for the speed limit of setting speed of a motor vehicle supervisory circuit.Adjustable delay electronic switch in the infrared remote receiver, autoshutdown infrared remote receiver circuit plays energy-conservation effect simultaneously to prevent from receiving infrared interfere information behind the unlatching appropriate time.
At first send in the instruction calls audio storage chip speed limit audio-frequency information after vehicle-mounted single-chip computer control system is opened and play by the vehicle-mounted voice device, for example prompting drivers such as " road ahead are near school; please the speed of a motor vehicle is down to so-and-so and is worth following driving " enters speed-limit road section, allows the driver carry out and adjusts speed of a motor vehicle preparation.
After vehicle-mounted single-chip computer control system is opened, realize speed of a motor vehicle self-monitoring according to the velocity constraint in the speed limit instruction that receives, the specific works flow process is: vehicle speed sensor is constantly sent vehicle speed signal and is transferred to vehicle-mounted single-chip microcomputer processing, second singlechip compares with velocity constraint after receiving vehicle speed signal, if the speed of a motor vehicle is not done reaction less than the velocity constraint of setting; If the audible alerts information that the speed of a motor vehicle greater than the velocity constraint of setting, is then called in the audio storage chip is sent to the report of vehicle-mounted voice device; Simultaneously, the flicker of second singlechip control alarm flashing lamp, reminding driver has exceeded the speed limit in order in time adjust the speed of a motor vehicle, thereby realizes speed of a motor vehicle self-monitoring.
Above-described embodiment is preferred embodiment of the present invention only, is not to limit practical range of the present invention.Be that all equalizations of doing according to content of the present invention change and modification, all contained by claim of the present invention scope required for protection.
Claims (10)
1. road speed limit sound prompt device, it is characterized in that: comprise trigger circuit, radiating circuit, receiving circuit, supervisory circuit and external equipment, the output terminal of described trigger circuit is electrically connected with the input end of radiating circuit, the infrared remote receiver dedicated radio link of the infrared transmitter of described radiating circuit and receiving circuit, the output terminal of described receiving circuit is connected with the input end of described supervisory circuit, and the output terminal of described supervisory circuit is electrically connected with external equipment.
2. road speed limit sound prompt device according to claim 1, it is characterized in that: described trigger circuit comprise piezoelectric transducer and Voltage detector, described piezoelectric transducer and Voltage detector are electrically connected; And trigger circuit are laid on the import and export position of speed limit road segment segment.
3. road speed limit sound prompt device according to claim 2, it is characterized in that: described Voltage detector comprises the voltage tunable arrangement, the voltage tunable arrangement is connected with zener diode.
4. road speed limit sound prompt device according to claim 1, it is characterized in that: described radiating circuit also comprises single-chip computer control system, the input end of single-chip computer control system is electrically connected with the output terminal of trigger circuit, and the input end of infrared transmitter is electrically connected with the output terminal of single-chip computer control system.
5. road speed limit sound prompt device according to claim 4, it is characterized in that: described infrared transmitter comprises scrambler, the input end of scrambler is connected with described single-chip computer control system.
6. road speed limit sound prompt device according to claim 4, it is characterized in that: described single-chip computer control system comprises the first single-chip microcomputer and instruction storage chip, described the first single-chip microcomputer and instruction storage chip is electrically connected.
7. road speed limit sound prompt device according to claim 1, it is characterized in that: described supervisory circuit comprises vehicle-mounted single-chip computer control system and vehicle speed sensor; Described infrared remote receiver, vehicle speed sensor are connected with vehicle-mounted single-chip computer control system respectively.
8. road speed limit sound prompt device according to claim 1, it is characterized in that: described infrared remote receiver comprises the demoder corresponding with infrared transmitter, described demoder is connected with the adjustable delay electronic switch; Described vehicle-mounted single-chip computer control system comprises second singlechip and audio storage chip, and described second singlechip and audio storage chip are electrically connected.
9. each described road speed limit sound prompt device according to claim 1-8, it is characterized in that: described external equipment comprises vehicle-mounted voice device and alarm flashing lamp.
10. road speed limit sound prompt device according to claim 8, it is characterized in that: described vehicle-mounted voice device is the entrained loudhailer of automobile itself.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105827740A CN103077623A (en) | 2012-12-28 | 2012-12-28 | Highway speed restriction voice prompt device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105827740A CN103077623A (en) | 2012-12-28 | 2012-12-28 | Highway speed restriction voice prompt device |
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| CN103077623A true CN103077623A (en) | 2013-05-01 |
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| CN2012105827740A Pending CN103077623A (en) | 2012-12-28 | 2012-12-28 | Highway speed restriction voice prompt device |
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Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3985195A (en) * | 1973-09-20 | 1976-10-12 | Regie Nationale Des Usines Renault | Vehicle speed-limiting system |
| CN2153103Y (en) * | 1992-07-08 | 1994-01-12 | 刘峻极 | Intelligent autocontrol apparatus for vehicle going in obeying rules |
| JPH0950595A (en) * | 1995-08-04 | 1997-02-18 | Akebono Brake Ind Co Ltd | Speed control system |
| JP2002307974A (en) * | 2001-04-13 | 2002-10-23 | Yazaki Corp | Speed controller, speed control method, and speed control program |
| CN101226693A (en) * | 2007-01-15 | 2008-07-23 | 中国移动通信集团公司 | System and method for limiting vehicle speed |
| CN101344990A (en) * | 2007-07-12 | 2009-01-14 | 李扬荣 | Intervention type active speed limiting control device of motor vehicle |
| CN101385057A (en) * | 2006-02-23 | 2009-03-11 | 高通股份有限公司 | Apparatus and methods for speed management and control |
| GB2452835A (en) * | 2007-09-13 | 2009-03-18 | Bosch Gmbh Robert | Method and vehicle system for adjusting the speed of a vehicle before traffic signals |
| CN101508283A (en) * | 2008-02-14 | 2009-08-19 | 韩新生 | Compulsory vehicle deceleration system |
| CN201716864U (en) * | 2010-07-04 | 2011-01-19 | 中南林业科技大学 | Speed limiting system of motor vehicle based on wireless communication |
| CN201796504U (en) * | 2010-09-30 | 2011-04-13 | 李婕 | Automatic over-speed control system |
| CN202632537U (en) * | 2012-05-25 | 2012-12-26 | 郝婷 | Automobile speed limiter |
| CN203165231U (en) * | 2012-12-28 | 2013-08-28 | 华南理工大学 | Road speed-limiting voice prompt device |
-
2012
- 2012-12-28 CN CN2012105827740A patent/CN103077623A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3985195A (en) * | 1973-09-20 | 1976-10-12 | Regie Nationale Des Usines Renault | Vehicle speed-limiting system |
| CN2153103Y (en) * | 1992-07-08 | 1994-01-12 | 刘峻极 | Intelligent autocontrol apparatus for vehicle going in obeying rules |
| JPH0950595A (en) * | 1995-08-04 | 1997-02-18 | Akebono Brake Ind Co Ltd | Speed control system |
| JP2002307974A (en) * | 2001-04-13 | 2002-10-23 | Yazaki Corp | Speed controller, speed control method, and speed control program |
| CN101385057A (en) * | 2006-02-23 | 2009-03-11 | 高通股份有限公司 | Apparatus and methods for speed management and control |
| CN101226693A (en) * | 2007-01-15 | 2008-07-23 | 中国移动通信集团公司 | System and method for limiting vehicle speed |
| CN101344990A (en) * | 2007-07-12 | 2009-01-14 | 李扬荣 | Intervention type active speed limiting control device of motor vehicle |
| GB2452835A (en) * | 2007-09-13 | 2009-03-18 | Bosch Gmbh Robert | Method and vehicle system for adjusting the speed of a vehicle before traffic signals |
| CN101508283A (en) * | 2008-02-14 | 2009-08-19 | 韩新生 | Compulsory vehicle deceleration system |
| CN201716864U (en) * | 2010-07-04 | 2011-01-19 | 中南林业科技大学 | Speed limiting system of motor vehicle based on wireless communication |
| CN201796504U (en) * | 2010-09-30 | 2011-04-13 | 李婕 | Automatic over-speed control system |
| CN202632537U (en) * | 2012-05-25 | 2012-12-26 | 郝婷 | Automobile speed limiter |
| CN203165231U (en) * | 2012-12-28 | 2013-08-28 | 华南理工大学 | Road speed-limiting voice prompt device |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130501 |