CN202879345U - Analog system for motor vehicle running sound - Google Patents
Analog system for motor vehicle running sound Download PDFInfo
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- CN202879345U CN202879345U CN 201220513685 CN201220513685U CN202879345U CN 202879345 U CN202879345 U CN 202879345U CN 201220513685 CN201220513685 CN 201220513685 CN 201220513685 U CN201220513685 U CN 201220513685U CN 202879345 U CN202879345 U CN 202879345U
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Abstract
The utility model discloses an analog system for a motor vehicle running sound. The analog system comprises a drive module, a microprocessor connected with the drive module, a storage device connected with the microprocessor, a voice frequency processing module connected with the microprocessor, a voice frequency drive module connected with the voice frequency processing module, and a loudspeaker connected with the voice frequency drive module. The system further comprises a power source processing module used for converting an external voltage source into a rated voltage source. The analog system for the motor vehicle running sound can accurately simulate the motor vehicle running sound under the same state, and the simulated motor vehicle running sound can help a walker to accurately judge the type, the speed and the separation distance of a vehicle which runs toward the walker. Accordingly, the walker can make preparation in advance, and the accident that an electric vehicle collides with a person accidently is effectively avoided.
Description
Technical field
The utility model relates to the electric vehicle engineering field, particularly relates to the travel analog system of sound of a kind of flexible car for electronlmobil.
Background technology
Traditional flexible car travels when the different speed of a motor vehicle, the size that driving engine is sounded and frequency can be different, the sound that the pedestrian sends according to this flexible car, can roughly judge the state of the speed of a motor vehicle, distance and the car of sending a car, this people that can give way recognizes that the back sends a car, do in advance rear preparation, greatly reduce the generation of contingency.Yet electronlmobil is by direct motor drive, and electrical motor adopts the very low brushless motor of noise, and operation sound is very little, and the pedestrian is difficult to discover, so that the pedestrian can't recognize that the back sends a car, and is easy to cause the generation of contingency.
For the travel analog machine of sound of flexible car, some researchs and technology have been arranged, be called the Chinese patent with the flexible car sound simulator of annunciator such as Granted publication number for CN 201078778Y, name.This patent comprises a sound simulator and remote controller, and loud speaker, circuit card etc. are arranged in the sound simulator, and remote controller control sound simulator occurs.When the driver finds that there is the pedestrian front, open sound simulator with remote controller.Sound simulator sends the sound that flexible car travels immediately, with prompting the place ahead pedestrian.The device that this patent proposes, the loudspeaker of similar automobile need manual control, and this has increased the work capacity of chaufeur, and the sound that this device sends is also not too abundant, can not inform more accurately the information that the pedestrian sends a car.
Therefore, for above-mentioned technical matters, be necessary to provide a kind of flexible car analog system of sound of travelling.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of flexible car for electronlmobil analog system of sound of travelling.
To achieve these goals, the technical scheme that provides of the utility model embodiment is as follows:
The travel analog system of sound of a kind of flexible car, described system comprises:
Be used for obtaining from the electronlmobil bus driver module of the status information of electronlmobil;
The microprocessor that being used for of linking to each other with described driver module processes the status information of electronlmobil;
The memory device that is used for stored sound source information and selects for microprocessor that links to each other with described microprocessor;
What link to each other with described microprocessor is used for audio processing modules to the sound source information processing;
The audio driven module that is used for amplifying signal that links to each other with described audio processing modules;
The loud speaker that links to each other with described audio driven module.
As further improvement of the utility model, described driver module links to each other with CAN Bus in Electric, comprises the CAN drive circuit unit in the driver module.
As further improvement of the utility model, described audio processing modules comprises for the demoder that sound source is decoded and the D and A converter that is used for the digital signal that decoding obtains is converted to analog signal.
As further improvement of the utility model, the status information of described electronlmobil comprises speed information, motor speed information, gearbox-gear information, braking vane status information and electric switch status information.
As further improvement of the utility model, to measure when sound source is travelled under the different speed of a motor vehicle, engine petrol rotating speed, gearbox-gear, braking vane state and throttle by equal flexible car and get, the playout length of described sound source is 5 ~ 20 seconds.
As further improvement of the utility model, described system also comprises for the power supply processing module that external voltage source is converted to the rated voltage source.
The beneficial effects of the utility model are: the utility model can be simulated the sound that travels of flexible car under the equal state exactly, this simulated maneuver running car sound, vehicle, speed and the spacing that can help the pedestrian to judge exactly to send a car, make the pedestrian ready in advance, thereby can effectively avoid electronlmobil and the outer accident that bumps against of people's will.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, the below will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, the accompanying drawing that the following describes only is some embodiment that put down in writing in the utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the travel module diagram of analog system of sound of flexible car in the utility model one embodiment;
Fig. 2 is the travel schematic flow sheet of analogy method of sound of flexible car in the utility model one embodiment.
The specific embodiment
The utility model discloses the travel analog system of sound of a kind of flexible car, comprising:
Be used for obtaining from the electronlmobil bus driver module of the status information of electronlmobil;
The microprocessor that being used for of linking to each other with driver module processes the status information of electronlmobil;
The memory device that is used for stored sound source information and selects for microprocessor that links to each other with microprocessor;
What link to each other with microprocessor is used for audio processing modules to the sound source information processing;
The audio driven module that is used for amplifying signal that links to each other with audio processing modules;
The loud speaker that links to each other with the audio driven module.
The travel analog system of sound of the flexible car that the utility model is used for electronlmobil obtains the information such as the speed of a motor vehicle, motor speed, gearbox-gear, braking vane state and electric switch state of electronlmobil by the electronlmobil bus, select the sound of best this electronlmobil state of expression by microprocessor analysis and in memory device, and then simulate exactly the sound that travels of flexible car under the equal state.
In order to make those skilled in the art person understand better technical scheme in the utility model, below in conjunction with the accompanying drawing among the utility model embodiment, technical scheme among the utility model embodiment is clearly and completely described, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all should belong to the scope of the utility model protection.
Ginseng Figure 1 shows that the travel module diagram of analog system of sound of flexible car in the utility model one embodiment.This system comprises:
Driver module 10 is for the status information of obtaining electronlmobil from the electronlmobil bus.Driver module 10 links to each other with electronlmobil CAN (ControllerArea Network, controller local area network) bus, comprises the CAN drive circuit unit in the driver module.Preferably, the status information of electronlmobil comprises speed information, motor speed information, gearbox-gear information, braking vane status information and the electric switch status information of electronlmobil;
Audio driven module 50, audio driven module 50 links to each other with audio processing modules 40, is used for amplifying signal;
Further, this system also comprises power supply processing module 70, be used for external voltage source is converted to the rated voltage source, as in preferred implementation of the present utility model, the external voltage source of electronlmobil is 12V, the rated voltage source is set to 5V, after power supply processing module 70 is converted into rated voltage 5V with the voltage of outside 12V, rated voltage is provided for driver module 10, microprocessor 20, memory device 30, audio processing modules 40 and audio driven module 50.In other embodiments, power supply processing module can arrange according to different external voltages and rated voltage, is converted into 5V etc. such as the voltage with 24V.
Join the travel schematic flow sheet of analogy method of sound of flexible car in the embodiment shown in Figure 2.The method comprises:
S1, driver module obtain the status information of electronlmobil and send to microprocessor from the electronlmobil bus.
Preferably, the status information of electronlmobil comprises speed information, motor speed information, gearbox-gear information, braking vane status information and electric switch status information.CAN drive circuit unit in the driver module can obtain from CAN Bus in Electric the status information of above-mentioned electronlmobil, and sends to microprocessor and process;
S2, microprocessor are processed according to the status information of electronlmobil, search optimum sound source of sound information by the mode of tabling look-up in holder, and read sound source information and send to audio processing modules.
In the present embodiment, memory device is the FLASH memory device, measure when the sound source information of storage is travelled under the different speed of a motor vehicle, engine petrol rotating speed, gearbox-gear, braking vane state and throttle by equal flexible car and get, and store by certain form, call during in order to the vehicle actual travel, the length of storage does not need oversize, and the playout length of sound source is generally 5 ~ 20 seconds;
S3, audio processing modules receive sound source information and process, and the signal after will processing is sent to the audio driven module.
Treating process is at first decoded to sound source by demoder, obtains the digital signal of sound source, by D and A converter digital signal is carried out digital to analogy conversion again, obtains analog signal.To in demoder, send sound source data constantly in this process, uninterrupted with the sound that guarantees loud speaker;
S4, audio driven module are amplified this sound signal and are sounded by loud speaker.
During Vehicle Driving Cycle, this sound is play uninterruptedly; When vehicle-state changes, switch to smoothly another sound source.
Can be found out by technique scheme, the travel analog system of sound of the utility model flexible car obtains the status information of the electronlmobils such as the speed of a motor vehicle, motor speed, gearbox-gear, braking vane state and electric switch state of electronlmobil by the electronlmobil bus, select the sound of best this electronlmobil state of expression by microprocessor analysis and in memory device, and then simulate exactly the sound that travels of flexible car under the equal state.This simulated maneuver running car sound, vehicle, speed and the spacing that can help the pedestrian to judge exactly to send a car make the pedestrian ready in advance, thereby can effectively avoid electronlmobil and the outer accident that bumps against of people's will.
To those skilled in the art, obviously the utility model is not limited to the details of above-mentioned example embodiment, and in the situation that do not deviate from spirit of the present utility model or essential characteristic, can realize the utility model with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than above-mentioned explanation, therefore is intended to include in the utility model dropping on the implication that is equal to important document of claim and all changes in the scope.Any Reference numeral in the claim should be considered as limit related claim.
In addition, be to be understood that, although this specification sheets is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets only is for clarity sake, those skilled in the art should make specification sheets as a whole, and the technical scheme among each embodiment also can through appropriate combination, form other embodiments that it will be appreciated by those skilled in the art that.
Claims (6)
1. the flexible car analog system of sound of travelling is characterized in that, described system comprises:
Be used for obtaining from the electronlmobil bus driver module of the status information of electronlmobil;
The microprocessor that being used for of linking to each other with described driver module processes the status information of electronlmobil;
The memory device that is used for stored sound source information and selects for microprocessor that links to each other with described microprocessor;
What link to each other with described microprocessor is used for audio processing modules to the sound source information processing;
The audio driven module that is used for amplifying signal that links to each other with described audio processing modules;
The loud speaker that links to each other with described audio driven module.
2. analog system according to claim 1 is characterized in that, described driver module links to each other with CAN Bus in Electric, comprises the CAN drive circuit unit in the driver module.
3. described analog system according to claim 1 is characterized in that, described audio processing modules comprises for the demoder that sound source is decoded and the D and A converter that is used for the digital signal that decoding obtains is converted to analog signal.
4. analog system according to claim 1 is characterized in that, the status information of described electronlmobil comprises speed information, motor speed information, gearbox-gear information, braking vane status information and electric switch status information.
5. analog system according to claim 4, it is characterized in that, measure when described sound source is travelled under the different speed of a motor vehicle, engine petrol rotating speed, gearbox-gear, braking vane state and throttle by equal flexible car and get, the playout length of described sound source is 5 ~ 20 seconds.
6. analog system according to claim 1 is characterized in that, described system also comprises for the power supply processing module that external voltage source is converted to the rated voltage source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513685 CN202879345U (en) | 2012-09-29 | 2012-09-29 | Analog system for motor vehicle running sound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220513685 CN202879345U (en) | 2012-09-29 | 2012-09-29 | Analog system for motor vehicle running sound |
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| CN202879345U true CN202879345U (en) | 2013-04-17 |
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| CN 201220513685 Expired - Fee Related CN202879345U (en) | 2012-09-29 | 2012-09-29 | Analog system for motor vehicle running sound |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102862513A (en) * | 2012-09-29 | 2013-01-09 | 苏州新昌科技有限公司 | System and method for simulating motor vehicle driving sound |
-
2012
- 2012-09-29 CN CN 201220513685 patent/CN202879345U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102862513A (en) * | 2012-09-29 | 2013-01-09 | 苏州新昌科技有限公司 | System and method for simulating motor vehicle driving sound |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SUZHOU HUACHANG ELECTROMECHANICAL CO., LTD. Free format text: FORMER OWNER: SU ZHOU TAITONG ELECTROMECHANICAL TECHNOLOGY CO., LTD. Effective date: 20150521 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 215123 SUZHOU, JIANGSU PROVINCE TO: 215124 SUZHOU, JIANGSU PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20150521 Address after: 215124 No. 185 Xing Xing Road, Wuzhong District, Jiangsu, Suzhou Patentee after: Suzhou Huachang Electromechanical Co., Ltd. Address before: 215123, 1, 2-807, 808, 809, Zijin Business Plaza, No. 288, Kai Lung Street, Suzhou Industrial Park, Jiangsu, China Patentee before: Suzhou Taitong Electromechanical Science & Technology Co., Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 215124 No. 185 Xing Xing Road, Wuzhong District, Jiangsu, Suzhou Patentee after: Suzhou Rui Yan Electronic Technology Co., Ltd. Address before: 215124 No. 185 Xing Xing Road, Wuzhong District, Jiangsu, Suzhou Patentee before: Suzhou Huachang Electromechanical Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20180929 |
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| CF01 | Termination of patent right due to non-payment of annual fee |