CN204989464U - A voice alarm device that is used for a monitoring vehicle trouble and car distance - Google Patents
A voice alarm device that is used for a monitoring vehicle trouble and car distance Download PDFInfo
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- CN204989464U CN204989464U CN201520592248.1U CN201520592248U CN204989464U CN 204989464 U CN204989464 U CN 204989464U CN 201520592248 U CN201520592248 U CN 201520592248U CN 204989464 U CN204989464 U CN 204989464U
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Abstract
The utility model discloses a voice alarm device that is used for a monitoring vehicle trouble and car distance, including electrical unit and audio alert unit, the audio alert unit, including being used for gathering vehicle operating condition signal's signal detection module, vehicle operating condition signal transfer that signal detection module will gather is to filtering and go to tremble the module, through filtering and remove to tremble the module post -filter, transmits to master controller module, and master controller module still links to each other with ultrasonic ranging module, an ultrasonic ranging module monitoring vehicle car is apart from information and feed back to master controller module, when master controller module monitors the vehicle car apart from information and vehicle operating condition signal, sends audio alert with the voice broadcast module that master controller module links to each other. The utility model discloses an ultrasonic ranging module and signal detection module be used for respectively between the real -time supervision vehicle the car apart from and vehicle failure, can avoid the vehicle to take place traffic accident and vehicle status trouble.
Description
Technical field
The utility model belongs to field of electronic devices, particularly relates to a kind of phonetic alarm device for monitor vehicle fault and spacing.
Background technology
Electrical equipment current on vehicle gets more and more, and trouble spot is also increased unavoidably, and in the process of vehicle traveling, the distance between vehicle and vehicle adopts range estimation usually, may cause like this estimating error in judgement, cause traffic hazard.In addition, under vehicle is in working, input to the signal of main controller module probably due to reasons such as shakes, produce false alarm, bring puzzlement and inconvenience event to driver like this.And the use buzzer warning that existing car alarming is usually only simple, and circuit is comparatively complicated, driver is difficult to failure judgement point and is difficult to provide correct judgement.
Utility model content
In order to solve the shortcoming of prior art, the utility model provides a kind of phonetic alarm device for monitor vehicle fault and spacing, and this phonetic alarm device can spacing between Real-Time Monitoring vehicle and vehicle trouble.
In order to achieve the above object, the utility model is by the following technical solutions:
For a phonetic alarm device for monitor vehicle fault and spacing, comprising: power supply unit and audio alert unit; Described audio alert unit, comprise the signal detection module for collection vehicle working state signal, the vehicle operating status signal collected is sent to filtering and Key dithering module by signal detection module, after filtering and Key dithering module filtered, transfer to main controller module, main controller module is also connected with ultrasonic distance measuring module; Described ultrasonic distance measuring module monitor vehicle spacing information also feeds back to main controller module, and when main controller module monitors vehicle spacing information and vehicle operating status signal, the voice broadcast module be connected with main controller module sends audio alert.
Described phonetic alarm device, also comprises housing.
Described filtering and Key dithering module, comprise the polarity free capacitor and stabilivolt that are connected in parallel, for eliminating interference wave and the dither signal of the vehicle operating status signal collected.
Described signal detection module, comprises some sensors, and the input end of described sensor is connected with car load gas circuit respectively with the engine of vehicle, gate controlled switch, and the output terminal of sensor is connected to the input end of filtering and Key dithering module.
Described main controller module is also connected with the pilot lamp of early warning vehicle trouble.
Described power supply unit, comprises voltage stabilizing chip, and the input end of described voltage stabilizing chip is in series with the first filtering circuit, and the output terminal of voltage stabilizing chip is in series with the second filtering circuit; Described first filtering circuit and the second filtering circuit include the polarity free capacitor that is connected in parallel and have polar capacitor.
The input end of described power supply unit is also parallel with stabilivolt.
The beneficial effects of the utility model are:
(1) phonetic alarm device for monitor vehicle fault and spacing of the present utility model have employed ultrasonic distance measuring module and signal detection module and is used for spacing between Real-Time Monitoring vehicle and vehicle trouble respectively, can avoid vehicle generation traffic hazard and other faults;
(2) the phonetic alarm device structure for monitor vehicle fault and spacing of the present utility model is simple, and increase has filtering and Key dithering module in this phonetic alarm device, filtering and de-jitter can be carried out to the vehicle operating status signal detected, improve the accuracy of fault detect;
(3) phonetic alarm device for monitor vehicle fault and spacing of the present utility model have employed voice broadcast module, can be easy to find trouble spot, reduces the workload of maintainer; The timely feedback of failure message increases the security of vehicle.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is main controller module circuit diagram;
Fig. 3 is power unit circuit figure;
Wherein, 1, main controller module; 2, signal detection module; 3, filtering and Key dithering module; 4, ultrasonic distance measuring module; 5, voice broadcast module; 6, pilot lamp.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further:
As shown in Figure 1, the phonetic alarm device for monitor vehicle fault and spacing of the present utility model, comprising: power supply unit and audio alert unit; Described audio alert unit, comprise the signal detection module 2 for collection vehicle working state signal, the vehicle operating status signal collected is sent to filtering and Key dithering module 3 by signal detection module 2, after filtering and Key dithering module 3 filtering, transfer to main controller module 1, main controller module 1 is also connected with ultrasonic distance measuring module 4; Described ultrasonic distance measuring module 4 monitor vehicle spacing information also feeds back to main controller module, and when main controller module 1 monitors vehicle spacing information and vehicle operating status signal, the voice broadcast module 5 be connected with main controller module 1 sends audio alert.Described main controller module 1 is also connected with the pilot lamp 6 of early warning vehicle trouble.
As shown in Figure 2, the main controller module 1 of windshield-wiper controller of the present utility model adopts single-chip microcomputer MC68HC (9) 08 Series MCU to realize, and it is high that this single-chip microcomputer has integrated level, and logic realization is convenient, and precision of timer is high, can realize load control overflow.
Technical scheme is below adopted to meet the demand of SCM anti-interference:
(1) low-voltage prohibiting function LVI is enabled.In 5 volts of application, current low-voltage prohibiting function LVI specification can prevent from the code of below 3.9 volts of voltage from running flying, and may be used for guaranteeing reset when power supply declines.Can be low to moderate in the device of 2.7 volts at voltages such as 908KX8 or 908GP32, low-voltage prohibiting function LVI can provide better protection 5 volts of application.
(2) unused bytes (ROM or flash memory) of application code is filled with rational instruction.SWI vector (and all other does not use vector) should be programmed and be pointed to corresponding error handle subroutine.
(3) empty counter with suitable frequency, shorter time out period can provide better protection.
(4) based in the application of flash memory, flash block defencive function is fully enabled.
Wherein, ultrasonic distance measuring module 4 selects URM37 ultrasonic sensor and peripheral circuit composition thereof.
As shown in Figure 3, described power supply unit, comprises voltage stabilizing chip MC7805T, and the input end of described voltage stabilizing chip is in series with the first filtering circuit, and the output terminal of voltage stabilizing chip MC7805T is in series with the second filtering circuit; Described first filtering circuit and the second filtering circuit include the polarity free capacitor that is connected in parallel and have polar capacitor.The input end of described power supply unit is also parallel with stabilivolt D16.
Wherein, the first filtering circuit, comprise the polarity free capacitor C7, polar capacitor C18 and the polar capacitor C16 that are connected in parallel, above three all selects 220uF; Second filtering circuit, comprises the polarity free capacitor C8 and polar capacitor C17 that are connected in parallel, and these two electric capacity all select 100nF.
Described signal detection module, comprises some sensors, and the input end of described sensor is connected with car load gas circuit respectively with the engine of vehicle, gate controlled switch, and the output terminal of sensor is connected to the input end of filtering and Key dithering module.
The principle of work of the phonetic alarm device for monitor vehicle fault and spacing of the present utility model is:
The working state signal of signal detection module collection vehicle, when a fault is found, the warning message that main controller module sends drives audio alert unit to send audio alert by driver module; Simultaneously, the spacing of ultrasonic distance measuring module also between this vehicle of Real-Time Monitoring and other vehicles, the spacing that main controller module receives compares with the spacing threshold value of main controller module internal preset, and when spacing is less than this threshold value, main controller module also can send audio alert.Main controller module can also select AT89S51 chip.
By reference to the accompanying drawings embodiment of the present utility model is described although above-mentioned; but the restriction not to the utility model protection domain; one of ordinary skill in the art should be understood that; on the basis of the technical solution of the utility model, those skilled in the art do not need to pay various amendment or distortion that creative work can make still within protection domain of the present utility model.
Claims (7)
1., for a phonetic alarm device for monitor vehicle fault and spacing, it is characterized in that, comprising: power supply unit and audio alert unit; Described audio alert unit, comprise the signal detection module for collection vehicle working state signal, the vehicle operating status signal collected is sent to filtering and Key dithering module by signal detection module, after filtering and Key dithering module filtered, transfer to main controller module, main controller module is also connected with ultrasonic distance measuring module; Described ultrasonic distance measuring module monitor vehicle spacing information also feeds back to main controller module, and when main controller module monitors vehicle spacing information and vehicle operating status signal, the voice broadcast module be connected with main controller module sends audio alert.
2. a kind of phonetic alarm device for monitor vehicle fault and spacing as claimed in claim 1, it is characterized in that, described phonetic alarm device, also comprises housing.
3. a kind of phonetic alarm device for monitor vehicle fault and spacing as claimed in claim 1, is characterized in that described filtering and Key dithering module comprise the polarity free capacitor and stabilivolt that are connected in parallel.
4. a kind of phonetic alarm device for monitor vehicle fault and spacing as claimed in claim 1, it is characterized in that, described signal detection module, comprise some sensors, the input end of described sensor is connected with car load gas circuit respectively with the engine of vehicle, gate controlled switch, and the output terminal of sensor is connected to the input end of filtering and Key dithering module.
5. a kind of phonetic alarm device for monitor vehicle fault and spacing as claimed in claim 1, it is characterized in that, described main controller module is also connected with the pilot lamp of early warning vehicle trouble.
6. a kind of phonetic alarm device for monitor vehicle fault and spacing as claimed in claim 1, it is characterized in that described power supply unit comprises voltage stabilizing chip, the input end of described voltage stabilizing chip is in series with the first filtering circuit, and the output terminal of voltage stabilizing chip is in series with the second filtering circuit; Described first filtering circuit and the second filtering circuit include the polarity free capacitor that is connected in parallel and have polar capacitor.
7. a kind of phonetic alarm device for monitor vehicle fault and spacing as claimed in claim 6, it is characterized in that, the input end of described power supply unit is also parallel with stabilivolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520592248.1U CN204989464U (en) | 2015-08-03 | 2015-08-03 | A voice alarm device that is used for a monitoring vehicle trouble and car distance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520592248.1U CN204989464U (en) | 2015-08-03 | 2015-08-03 | A voice alarm device that is used for a monitoring vehicle trouble and car distance |
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| Publication Number | Publication Date |
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| CN204989464U true CN204989464U (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520592248.1U Active CN204989464U (en) | 2015-08-03 | 2015-08-03 | A voice alarm device that is used for a monitoring vehicle trouble and car distance |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435930A (en) * | 2018-12-07 | 2019-03-08 | 中通客车控股股份有限公司 | A kind of car electronics parking brake controller and its control method |
| CN111963287A (en) * | 2020-08-21 | 2020-11-20 | 中国重汽集团济南动力有限公司 | OBD interaction system, method and device for vehicle engine and post-processing |
-
2015
- 2015-08-03 CN CN201520592248.1U patent/CN204989464U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435930A (en) * | 2018-12-07 | 2019-03-08 | 中通客车控股股份有限公司 | A kind of car electronics parking brake controller and its control method |
| CN111963287A (en) * | 2020-08-21 | 2020-11-20 | 中国重汽集团济南动力有限公司 | OBD interaction system, method and device for vehicle engine and post-processing |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Dun Jinjun Inventor after: Zhou Chuandong Inventor after: Li Yang Inventor after: Fu Zhiqiang Inventor after: Gao Shunlai Inventor after: Miao Jianpeng Inventor after: Lu Hua Inventor after: Yang Guanghe Inventor before: Zhou Chuandong Inventor before: Li Yang Inventor before: Fu Zhiqiang Inventor before: Gao Shunlai Inventor before: Miao Jianpeng Inventor before: Lu Hua Inventor before: Yang Guanghe |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee after: Zhongtong bus Limited by Share Ltd. Address before: 252000 No.261 Huanghe Road, economic development zone, Liaocheng City, Shandong Province Patentee before: ZHONGTONG BUS HOLDING Co.,Ltd. |