CN203318405U - Car audio system having unreleased hand brake voice warning function - Google Patents
Car audio system having unreleased hand brake voice warning function Download PDFInfo
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- CN203318405U CN203318405U CN2013203183471U CN201320318347U CN203318405U CN 203318405 U CN203318405 U CN 203318405U CN 2013203183471 U CN2013203183471 U CN 2013203183471U CN 201320318347 U CN201320318347 U CN 201320318347U CN 203318405 U CN203318405 U CN 203318405U
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- parking brake
- car audio
- audio system
- hand brake
- control circuit
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Abstract
The utility model discloses a car audio system having an unreleased hand brake voice warning function. The car audio system can play the condition through voice when driving with a hand brake unreleased is performed and solves the problem that in the prior art, unreleased hand brake reminding is not striking and drivers driving with the hand brake unreleased can damage a braking system. The car audio system comprises a car audio body which comprises a microprocessor control circuit, a loudspeaker, a hand brake position sensor, a car starting sensor and a voice chip. The microprocessor control circuit and the loudspeaker are connected with the voice chip respectively, and the hand brake position sensor and the car starting sensor are connected with the microprocessor control circuit respectively. The car audio system can prevent damage to the braking system travelling with the hand brake unreleased, adopts the direct and obvious voice reminding mode, cannot distract attention of drivers, is more humanized in application and enables travelling to be safe.
Description
Technical field
The utility model relates to a kind of car audio system, especially relates to a kind of not car audio system of loose voice prompting function of parking brake that has.
Background technology
The Main Function of automobile hand brake is the speed of controlling vehicle rear wheel, realizes braking during standstill.But the part chaufeur is often forgotten the parking brake that comes loose when starting vehicle driving, with parking brake, drive a vehicle, vehicle also can start and be difficult for discovering, but drive with parking brake, the most directly impact brought is hardening after brake disc accelerated wear test and brake facing heating, the parking brake bracing wire is elongated, and causes braking quality to descend, the phenomenon that there will be the tailstock to smolder in serious situation.Drive if haul for a long time parking brake, can cause wheel cylinder to be killed, brake solution is leaked, and brake fluid temperature is too high, causes brake function to completely lose, and even damages wheel hub and the tire of vehicle.Gauge panel on car has the parking brake indicator lamp at present, when the parking brake pull-up, indicator lamp can be bright, is used for reminding the chaufeur parking brake in running order, but this alerting pattern is a kind of not eye-catching visual alerts mode, a lot of chaufeurs can't be noticed at all, still can drive a vehicle with parking brake.
Car audio system all is provided with loud speaker, can play various sound.Voice reminder is a kind of more direct and obvious alerting pattern, but car audio system does not in the market all have the not loose voice prompting function of parking brake.
Chinese patent Granted publication CN202535494 U, a kind of auto audio equipment with location and warning function is disclosed December 14 2012 Granted publication day, in the auto audio equipment provided in this utility model, localization function module and warning function module have been installed in the sound equipment body, and the positioning chip in localization function module is installed on the position near the front panel of described sound equipment body, antenna in localization function module is installed on the position near the rear panel of described sound equipment body, auto audio equipment not only can provide positioning function to automobile, can also in case of emergency by the warning function module, realize warning function.With prior art, need the independent module with positioning function and warning function that increases to compare, integrated above-mentioned localization function module and warning function module on the auto audio equipment that this utility model provides, do not need user's structure to automobile after dispatching from the factory to be improved, flexible, energy-conserving and environment-protective.But this auto audio equipment does not have the not loose voice prompting function of parking brake.
Summary of the invention
The utility model, in order to overcome in prior art the not eye-catching weak point that causes chaufeur to cause brake system to be damaged with the parking brake driving of the not loose alerting pattern of parking brake in automobile, provides a kind of not car audio system of loose voice prompting function of parking brake that has.
To achieve these goals, the utility model is by the following technical solutions:
A kind of have a not car audio system of loose voice prompting function of parking brake, comprise the sound equipment body, described sound equipment body comprises microprocessor control circuit, loud speaker, parking brake position transduser, vehicle launch sensor and speech chip, described microprocessor control circuit is connected with described speech chip respectively with loud speaker, and described parking brake position transduser is connected with described microprocessor control circuit respectively with the vehicle launch sensor.The parking brake position transduser obtains the parking brake signal, and the vehicle launch sensor is for obtaining vehicle launch information, whether the information that microprocessor control circuit is obtained according to parking brake position transduser and vehicle launch sensor is judged vehicle is to drive a vehicle with parking brake, once it is to drive a vehicle with parking brake that microprocessor judges goes out vehicle, send please RELEASE PARKINGBRAKE information, and be converted to voice messaging by speech chip and play back by loud speaker again.Chaufeur hears that this information can notice pine of parking brake immediately, drives a vehicle after unclamping parking brake, has avoided the damage of brake system.Directly, obviously, the attention that can not disperse chaufeur, apply more humanely the voice reminder mode, makes to drive a vehicle safer.
As preferably, described vehicle launch sensor adopts car speed sensor.With parking brake, travel, the faster loss to brake member of the speed of a motor vehicle is just larger, and when the speed of a motor vehicle when zero, very small to the brake member loss, can ignore.Therefore select car speed sensor as the vehicle launch sensor here, only have and be greater than certain value when the speed of a motor vehicle, just can produce loss to brake member, just the situation of RELEASE PARKINGBRAKE is not carried out to audio alert in this case.
As preferably, described parking brake position transduser adopts magnetic position sensor.Simple, energy-efficient and the harsh operating conditions that can the automobile application of magnetic position sensor application.
As preferably, described speech chip adopts WTV series speech chip.WTV series speech chip low price, peripheral circuit is simple, power-handling capability is strong, tonequality is good, stable performance and voice content can freely be selected, and extensibility is strong.
As preferably, also comprise read-out, described read-out is connected with described microprocessor control circuit." ask RELEASE PARKINGBRAKE in the demonstration screen display when adopting voice mode to be reminded! " Word message, remind not RELEASE PARKINGBRAKE of chaufeur with dual mode, make chaufeur notice sooner the situation of pine of parking brake.
As preferably, described read-out adopts the OLED read-out.The OLED read-out has advantages of that energy consumption is low, anti-seismic performance good, cost is low and visible angle is large, makes chaufeur more easily notice the displaying contents on read-out.
In sum, the utlity model has following beneficial effect: sound system has and the situation with the parking brake driving can be reminded to chaufeur in the mode of voice broadcast, avoided the damage of brake system, the voice reminder mode directly, obviously, can not disperse the attention of chaufeur, apply more humanely, make to drive a vehicle safer.In addition, system also is provided with the OLED read-out, and in voice reminder, also the mode with word is reminded chaufeur, with dual mode, reminds not RELEASE PARKINGBRAKE of chaufeur, makes chaufeur notice sooner the not situation of pine of parking brake.
The accompanying drawing explanation
Fig. 1 is a kind of circuit connection structure schematic diagram of the present utility model.
Wherein: 11, vehicle launch sensor; 17, parking brake position transduser; 23, speech chip; 24, loud speaker; 25, microprocessor control circuit; 26, read-out.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
As Fig. 1, a kind of have a not car audio system of loose voice prompting function of parking brake, comprise the sound equipment body, described sound equipment body comprises microprocessor control circuit 25, vehicle launch sensor 11, parking brake position transduser 17, read-out 26, speech chip 23 and loud speaker 24, described vehicle launch sensor 11, parking brake position transduser 17 and read-out 26 are connected with described microprocessor control circuit 25 respectively, and microprocessor control circuit 25 is connected with speech chip 23 respectively with loud speaker 24.Microprocessor control circuit 25 is controlled vehicle launch sensor 11 and is obtained the vehicle launch signal, control parking brake position transduser 17 and obtain the parking brake position signal, judge according to vehicle launch signal and parking brake location information whether automobile drives a vehicle with parking brake again, if judge with parking brake driving on read-out 26, show please RELEASE PARKINGBRAKE demonstration information, and by speech chip 23 with the mode of voice by loud speaker 24 play please RELEASE PARKINGBRAKE voice messaging.Remind chaufeur in two kinds of directly perceived, eye-catching modes, avoid occurring with the situation of parking brake driving.
Vehicle launch sensor 11 adopts car speed sensors, because only have, is greater than certain value when the speed of a motor vehicle, just can produce loss to brake member.Determine when the speed of a motor vehicle is greater than 5Km/h through a large amount of experiment, with parking brake, drive a vehicle and just can produce loss to brake member, and the loss basic free of losses of the speed of a motor vehicle while being less than 5Km/h.
In driving, microprocessor control circuit 25 is by the location information of parking brake position transduser 17 Real-Time Monitoring parking brakes, and detect in real time speed information by car speed sensor, when parking brake being detected pine and the speed of a motor vehicle not being greater than 5Km/h, control speech chip 23 by loud speaker 24 play " ask RELEASE PARKINGBRAKE! " voice messaging, the Word message that simultaneously flickering display " is asked RELEASE PARKINGBRAKE " on read-out 26, remind that chaufeur is with the parking brake driving at present, must unclamp parking brake, otherwise can produce loss to brake member.
Claims (6)
1. one kind has the not car audio system of loose voice prompting function of parking brake, comprise the sound equipment body, described sound equipment body comprises microprocessor control circuit and loud speaker, it is characterized in that, comprise parking brake position transduser, vehicle launch sensor and speech chip, described microprocessor control circuit is connected with described speech chip respectively with loud speaker, and described parking brake position transduser is connected with described microprocessor control circuit respectively with the vehicle launch sensor.
2. according to claim 1 have a not car audio system of loose voice prompting function of parking brake, it is characterized in that, described vehicle launch sensor adopts car speed sensor.
3. according to claim 1 and 2 have a not car audio system of loose voice prompting function of parking brake, it is characterized in that, described parking brake position transduser adopts magnetic position sensor.
4. according to claim 1 and 2 have a not car audio system of loose voice prompting function of parking brake, it is characterized in that, described speech chip adopts WTV series speech chip.
5. according to claim 1 have a not car audio system of loose voice prompting function of parking brake, it is characterized in that, also comprise read-out, described read-out is connected with described microprocessor control circuit.
6. according to claim 5 have a not car audio system of loose voice prompting function of parking brake, it is characterized in that, described read-out adopts the OLED read-out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203183471U CN203318405U (en) | 2013-06-04 | 2013-06-04 | Car audio system having unreleased hand brake voice warning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203183471U CN203318405U (en) | 2013-06-04 | 2013-06-04 | Car audio system having unreleased hand brake voice warning function |
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| Publication Number | Publication Date |
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| CN203318405U true CN203318405U (en) | 2013-12-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013203183471U Expired - Fee Related CN203318405U (en) | 2013-06-04 | 2013-06-04 | Car audio system having unreleased hand brake voice warning function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104828039A (en) * | 2015-04-29 | 2015-08-12 | 常州坤茂机械有限公司 | Multifunctional automobile auxiliary brake |
| CN110789512A (en) * | 2019-12-08 | 2020-02-14 | 启明信息技术股份有限公司 | Vehicle hand brake information prompting method and device |
-
2013
- 2013-06-04 CN CN2013203183471U patent/CN203318405U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104828039A (en) * | 2015-04-29 | 2015-08-12 | 常州坤茂机械有限公司 | Multifunctional automobile auxiliary brake |
| CN110789512A (en) * | 2019-12-08 | 2020-02-14 | 启明信息技术股份有限公司 | Vehicle hand brake information prompting method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131204 Termination date: 20170604 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |