CN203389059U - Intelligent guiding system for guiding the blind to walk conveniently - Google Patents
Intelligent guiding system for guiding the blind to walk conveniently Download PDFInfo
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- CN203389059U CN203389059U CN201320439699.2U CN201320439699U CN203389059U CN 203389059 U CN203389059 U CN 203389059U CN 201320439699 U CN201320439699 U CN 201320439699U CN 203389059 U CN203389059 U CN 203389059U
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Abstract
The utility model discloses an intelligent guiding system for guiding the blind to walk conveniently. The intelligent guiding system comprises a power supply module, an infrared detector transmitting and receiving module, a serial converter module, a signal processing control module and a voice output alarm module, wherein the voice output alarm module comprises an MP3 (moving picture experts group audio layer-3) voice module and a buzzer module, the infrared detector transmitting and receiving module is capable of detecting obstacle information and transmitting the obstacle information to the signal processing control module, the signal processing control module is capable of receiving and processing the obstacle information and controlling at least one of the MP3 voice module and the buzzer module to send alarms through the serial converter module, and the serial converter module is capable of realizing communication of the signal processing control module and the voice output alarm module. The intelligent guiding system for guiding the blind to walk conveniently has the advantages of being capable of quickly reading obstacle information in a surrounding environment and determining walking direction so as to greatly improve detection accuracy and sensitivity of the intelligent guiding of the blind and to better guide the blind to avoid the obstacles and walk safely and quickly. Furthermore, the intelligent guiding system for the blind is cost-effective.
Description
Technical field
This utility model relates to a kind of blind guiding system, specifically relates to the intelligent blind guiding system of the convenient walking of a kind of blind person of guiding.
Background technology
Blind person's safety trip, how to guide the convenient walking of blind person, be the major issue that society and people are concerned about, for this reason always, a lot of intelligent guiding walking stick for blind persons on market, have been there are, intelligent guiding walking stick for blind person relies on its intelligent blind guiding system mostly, and at present, the intelligent blind guiding system on market only has simple obstacle detection and voice broadcast function, and mainly use expensive ultrasonic sensing device, therefore, have function singleness, price user is difficult to the problem of accepting.
Utility model content
In order to solve the problems of the technologies described above, the utility model proposes the intelligent blind guiding system of the convenient walking of a kind of blind person of guiding, can read fast peripheral obstacle information, determine direction of travel, and can greatly improve detection accuracy and the sensitivity of intelligent blind-guiding, guide better blind person's avoiding obstacles, walk safely and fast, and cost performance is higher.
The technical solution of the utility model is achieved in that
A kind of intelligent blind guiding system that guides the convenient walking of blind person, comprise power module, Infrared Detectors transmitting and receiver module, serial ports modular converter, signal processing control module and voice output alarm module, described voice output alarm module comprises MP3 voice module and buzzer module, described power module can provide power supply for described intelligent blind guiding system, the transmitting of described Infrared Detectors and receiver module can detecting obstacles thing information, and described obstacle information is transferred to described signal processing control module, described signal processing control module can receive and process described obstacle information, and by described serial ports modular converter, control in described MP3 voice module and described buzzer module at least one send warning, described serial ports modular converter can be realized the communication of described signal processing control module and described voice output alarm module.
As further improvement of the utility model, described serial ports modular converter is that Transistor-Transistor Logic level in described signal processing control module carries out communication by the RS23 level conversion of described MP3 module.
As further improvement of the utility model, described Infrared Detectors transmitting is comprised of infrared signal transmitting terminal, receiving terminal and treatment circuit with receiver module, described transmitting terminal and described receiving terminal and tested barrier form plane triangle, and utilize the principle of triangle measurement method to survey the distance of people and barrier.
As further improvement of the utility model, described signal processing control module is provided with analog input/output port and digital input/output end port, wherein, described analog input/output port receives described Infrared Detectors and launches the obstacle information detecting with receiver module, and described digital input/output end port is controlled described MP3 voice module by described serial ports modular converter and made audio alert.
As further improvement of the utility model, described MP3 voice module is play voice according to described signal processing control module instruction.
The beneficial effects of the utility model are: this utility model provides a kind of blind person of guiding the intelligent blind guiding system of convenient walking, comprise power module, Infrared Detectors transmitting and receiver module, serial ports modular converter, signal processing control module and voice output alarm module, voice output alarm module comprises MP3 voice module and buzzer module, power module can provide power supply for intelligent blind guiding system, Infrared Detectors transmitting and receiver module can detecting obstacles thing information, and obstacle information is transferred to signal processing control module, signal processing control module can receive and process obstacle information, and by serial ports modular converter, control in MP3 voice module and buzzer module at least one send warning, serial ports modular converter can be realized the communication of signal processing control module and voice output alarm module.By Infrared Detectors, launch with receiver module and can read fast peripheral obstacle information, and this obstacle information is transferred to signal processing control module with the form of analog output voltage, after signal processing control module reception & disposal, output signal control buzzer module and MP3 voice module carry out audio alert, can effectively help blind person to determine the orientation of barrier, determine direction of travel, and can greatly improve detection accuracy and the sensitivity of intelligent blind-guiding, guide better blind person's avoiding obstacles, walk safely and fast.
Accompanying drawing explanation
Fig. 1 is this utility model theory structure schematic diagram;
Fig. 2 is the triangle measurement method schematic diagram that the transmitting of Infrared Detectors described in this utility model and receiver module adopt.
The specific embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described in detail.
As depicted in figs. 1 and 2, a kind of intelligent blind guiding system that guides the convenient walking of blind person, comprise power module, Infrared Detectors transmitting and receiver module, serial ports modular converter, signal processing control module and voice output alarm module, described voice output alarm module comprises MP3 voice module and buzzer module, described power module can provide power supply for described intelligent blind guiding system, the transmitting of described Infrared Detectors and receiver module can detecting obstacles thing information, and described obstacle information is transferred to described signal processing control module, described signal processing control module can receive and process described obstacle information, and by described serial ports modular converter, control in described MP3 voice module and described buzzer module at least one send warning, described serial ports modular converter can be realized the communication of described signal processing control module and described voice output alarm module.
During concrete enforcement, power module by the unidirectional current producing by the unified management of signal processing control system, serial ports modular converter realizes voice output alarm module and signal processing control module is carried out signal conversion communication, Infrared Detectors transmitting and receiver module are used for surveying the range information of people and barrier, first signal processing control module calculates distance value by accepting Infrared Detectors transmitting with receiver module data, then control phonetic warning system and make corresponding audio alert, the playback control instruction that voice output alarm module sends according to signal controlling module is exported voice by sound circuit by earphone.
Preferably, described serial ports modular converter is that Transistor-Transistor Logic level in described signal processing control module carries out communication by the RS23 level conversion of described MP3 module.
Preferably, described Infrared Detectors transmitting is comprised of infrared signal transmitting terminal, receiving terminal and treatment circuit with receiver module, described transmitting terminal and described receiving terminal and tested barrier form plane triangle, and utilize the principle of triangle measurement method to survey the distance of people and barrier.The ultimate principle of triangle measurement method is based on plane trigonometry relation.Leg-of-mutton San Ge summit is respectively light emission end, receiving terminal and barrier, transmitting terminal is according to certain angle a transmitting infrared beam, while running into barrier, light beam will reflect, reflection ray is irradiated on the detector of receiving terminal, on detector, centre bit is equipped with an offset X relatively, along with the variation of distance d between detector and barrier, the size of side-play amount also changes thereupon.Utilize triangle relation, knowing emission angle a, offset distance X, center square D, and after the focal distance f of filter, the distance d of people and barrier just can calculate by geometrical relationship, Fig. 2 is triangle measurement method principle schematic.
Preferably, described signal processing control module is provided with analog input/output port and digital input/output end port, wherein, described analog input/output port receives described Infrared Detectors and launches the obstacle information detecting with receiver module, and described digital input/output end port is controlled described MP3 voice module by described serial ports modular converter and made audio alert.
Preferably, described MP3 voice module is play voice according to described signal processing control module instruction.
Above embodiment is with reference to accompanying drawing, and preferred embodiment of the present utility model is elaborated.Those skilled in the art is by above-described embodiment being carried out to modification or the change on various forms, but do not deviate from the situation of essence of the present utility model, within all dropping on protection domain of the present utility model.
Claims (5)
1. an intelligent blind guiding system that guides the convenient walking of blind person, it is characterized in that: comprise power module, Infrared Detectors transmitting and receiver module, serial ports modular converter, signal processing control module and voice output alarm module, described voice output alarm module comprises MP3 voice module and buzzer module, described power module can provide power supply for described intelligent blind guiding system, the transmitting of described Infrared Detectors and receiver module can detecting obstacles thing information, and described obstacle information is transferred to described signal processing control module, described signal processing control module can receive and process described obstacle information, and by described serial ports modular converter, control in described MP3 voice module and described buzzer module at least one send warning, described serial ports modular converter can be realized the communication of described signal processing control module and described voice output alarm module.
2. the intelligent blind guiding system of the convenient walking of guiding according to claim 1 blind person, is characterized in that: described serial ports modular converter is that Transistor-Transistor Logic level in described signal processing control module carries out communication by the RS23 level conversion of described MP3 module.
3. the intelligent blind guiding system of the convenient walking of guide people according to claim 1, it is characterized in that: described Infrared Detectors transmitting is comprised of infrared signal transmitting terminal, receiving terminal and treatment circuit with receiver module, described transmitting terminal and described receiving terminal and tested barrier form plane triangle, and utilize the principle of triangle measurement method to survey the distance of people and barrier.
4. the intelligent blind guiding system of the convenient walking of guide people according to claim 1, it is characterized in that: described signal processing control module is provided with analog input/output port and digital input/output end port, wherein, described analog input/output port receives described Infrared Detectors and launches the obstacle information detecting with receiver module, and described digital input/output end port is controlled described MP3 voice module by described serial ports modular converter and made audio alert.
5. the intelligent blind guiding system of the convenient walking of guide people according to claim 1, is characterized in that: described MP3 voice module is play voice according to described signal processing control module instruction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320439699.2U CN203389059U (en) | 2013-07-23 | 2013-07-23 | Intelligent guiding system for guiding the blind to walk conveniently |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320439699.2U CN203389059U (en) | 2013-07-23 | 2013-07-23 | Intelligent guiding system for guiding the blind to walk conveniently |
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| CN203389059U true CN203389059U (en) | 2014-01-15 |
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| CN201320439699.2U Expired - Fee Related CN203389059U (en) | 2013-07-23 | 2013-07-23 | Intelligent guiding system for guiding the blind to walk conveniently |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105232295A (en) * | 2015-10-16 | 2016-01-13 | 北京机械设备研究所 | Intelligent guiding system for obstacle avoidance |
| CN106952470A (en) * | 2017-05-07 | 2017-07-14 | 吉金鹏 | Warn brick and sidewalk for visually impaired people that intellectuality guiding is walked safely under low light environment |
-
2013
- 2013-07-23 CN CN201320439699.2U patent/CN203389059U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105232295A (en) * | 2015-10-16 | 2016-01-13 | 北京机械设备研究所 | Intelligent guiding system for obstacle avoidance |
| CN106952470A (en) * | 2017-05-07 | 2017-07-14 | 吉金鹏 | Warn brick and sidewalk for visually impaired people that intellectuality guiding is walked safely under low light environment |
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| 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: 20140115 Termination date: 20160723 |
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| CF01 | Termination of patent right due to non-payment of annual fee |