CN105496741A - Pathfinding walking stick for the blind - Google Patents
Pathfinding walking stick for the blind Download PDFInfo
- Publication number
- CN105496741A CN105496741A CN201610025653.4A CN201610025653A CN105496741A CN 105496741 A CN105496741 A CN 105496741A CN 201610025653 A CN201610025653 A CN 201610025653A CN 105496741 A CN105496741 A CN 105496741A
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- CN
- China
- Prior art keywords
- expansion link
- blind
- button
- ultrasonic sensor
- leg
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/06—Walking aids for blind persons
- A61H3/061—Walking aids for blind persons with electronic detecting or guiding means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H3/00—Appliances for aiding patients or disabled persons to walk about
- A61H3/06—Walking aids for blind persons
- A61H3/068—Sticks for blind persons
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
- A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
- A61H2201/50—Control means thereof
- A61H2201/5058—Sensors or detectors
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- Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Pain & Pain Management (AREA)
- Physical Education & Sports Medicine (AREA)
- Rehabilitation Therapy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a pathfinding walking stick for the blind. The walking stick comprises a telescopic rod, a handle, a supporting leg, a button, an alarm device and a control platform. The handle is arranged at the upper end of the telescopic rod, and an ultrasonic sensor is arranged at the front end of the handle and used for sensing whether a barrier exists ahead or not; the supporting leg is arranged at the bottom end of the telescopic rod and used for supporting the telescopic rod, and a color sensor is arranged on the supporting leg and used for sensing whether a road is a sidewalk for the blind or not; the button is arranged on the handle and connected with the ultrasonic sensor and the color sensor, and when the button is pressed, the two sensors start sensing; the control platform is connected with the button, so that when the ultrasonic sensor senses that the barrier exists ahead or the color sensor senses that the road is not the sidewalk for the blind, the control platform controls the alarm device to give an alarm. The walking stick has the advantages of being high in reliability and sensitivity, wide in finding range and the like.
Description
Technical field
The present invention relates to accessible assistive device field, particularly a kind of blind-man crutch that can explore the way.
Background technology
Blind-man crutch is the most widely used accessible apparatus of blind community, and blind person utilizes it to come perception preceding object thing and road conditions.But the defect of old-fashioned crutch designs, often can not meet blind Man's Demands, they are still faced with the difficult predicament of trip.
Although the blind person's optics crutch nowadays occurred on the market, combines optical element and sensor, facilitate the trip of blind community to a certain extent, improve comfort level and the Discussing Convenience of trip.But, because optical element is photosensitive and the limitation of conduction, makes crutch often can not find out the position of object far away and the flatness on ground exactly, also result in the puzzlement of blind person to a certain extent.Simultaneously the optics crutch touch feeling that do not have entity crutch to bring, also limits the trust of blind person to it to a certain extent.
The information being disclosed in this background technology part is only intended to increase the understanding to general background of the present invention, and should not be regarded as admitting or imply in any form that this information structure has been prior art that persons skilled in the art are known.
Summary of the invention
The object of the present invention is to provide a kind of blind-man crutch that can explore the way, it is high that this crutch has reliability, finds out scope wide, sensitivity advantages of higher.
For achieving the above object, the invention provides a kind of blind-man crutch that can explore the way, comprising: expansion link; Handrail, it is located at the upper end of described expansion link, and the front end of this handrail is provided with ultrasonic sensor, and whether described ultrasonic sensor has barrier for responding to front; Leg, it is located at the bottom of expansion link, and for supporting described expansion link, this leg is provided with color sensor, and whether described color sensor is sidewalk for visually impaired people for responding to road; Button, it is located on described handrail, and this button is connected with described color sensor with described ultrasonic sensor respectively; When the button is depressed, two sensors start induction; Alarm device; And parametric controller, it is connected with described alarm device and described button respectively, makes when described ultrasonic sensor induction front has barrier or described color sensor induction road not to report to the police for described parametric controller during sidewalk for visually impaired people controls described alarm device.
Preferably, in technique scheme, described leg is triangle leg.
Preferably, in technique scheme, the bottom of described triangle leg is provided with rubber blanket.
Preferably, in technique scheme, described alarm device is loudspeaker.
Preferably, in technique scheme, described expansion link comprises expansion link, to socket-connect lower expansion link and the knob that positions described upper expansion link with described upper expansion link.
Compared with prior art, the present invention has following beneficial effect:
1. the present invention is compared to traditional blind-man crutch, the perception prompt system energy disturbance of perception thing of the ultrasonic sensor increased, color sensor and alarm device composition and road conditions, and send prompting in time, can the multi-faceted disturbance of perception thing of multi-angle and position, sidewalk for visually impaired people, the practicality of crutch is improved greatly.
2. the present invention is compared to optics crutch is poor to earth's surface perception on the market, adds color sensor in crutch bottom, scribbles the situation in warning achromatopsia road, and send prompting in time for perceiving ground.
Accompanying drawing explanation
Fig. 1 is the structural representation of the blind-man crutch can explored the way according to the present invention.
Fig. 2 is the use schematic diagram of the blind-man crutch can explored the way according to the present invention.
Main Reference Numerals illustrates:
1-handrail, 2-alarm device, 3-leg, 4-rubber blanket, the upper expansion link of 5-, expansion link under 6-, 7-knob, 8-holding wire, 9-color sensor, 10-button, 11-ultrasonic sensor, 12-sidewalk for visually impaired people is protruding.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail, but is to be understood that protection scope of the present invention not by the restriction of detailed description of the invention.
Clearly represent unless otherwise other, otherwise in whole description and claims, term " comprise " or its conversion as " comprising " or " including " etc. by be understood to include the element of stating or ingredient, and do not get rid of other element or other ingredient.
Fig. 1 to Fig. 2 shows the structural representation of blind-man crutch according to the preferred embodiment of the present invention.As shown in Figure 1 to Figure 2, this blind-man crutch comprises: expansion link, handrail 1, leg 3, alarm device 2, ultrasonic sensor 11, color sensor 9 and parametric controller; Handrail 1 is located at the upper end of expansion link, and the front end of this handrail 1 is provided with ultrasonic sensor 11, and whether ultrasonic sensor 11 has barrier for responding to front; Leg 3 is located at the bottom of expansion link, preferably molding in a welding manner, and for support telescopic bar, preferably, leg 3 is triangle leg, and the bottom of triangle leg is provided with rubber blanket 4, ensure that the reliability in crutch use procedure and stability; This leg 3 is provided with color sensor 9, and whether color sensor 9 is sidewalk for visually impaired people for responding to road; Button 10 is located on handrail 1, and this button 10 is connected with color sensor 9 with ultrasonic sensor 11 respectively; When pressing the button 10, two sensors start induction; Parametric controller is connected with button 10 and alarm device 2 respectively, and making to respond to front when ultrasonic sensor 11 has barrier or color sensor 9 to respond to road not for control platform courses alarm device 2 during sidewalk for visually impaired people is reported to the police, and in this embodiment, alarm device 2 is loudspeaker.
Continue with reference to figure 1, expansion link comprises expansion link 6, to socket-connect lower expansion link 7 and the knob 7 that positions upper expansion link 6 with upper expansion link 6, and making can the length of hand adjustment expansion link.
Operation principle of the present invention is, when pressing the button 10, ultrasonic sensor 11 and color sensor 9 are started working:
For ultrasonic sensor 11, constantly ultrasound wave is sent during work, if run into preceding object thing, then can return a reflective sound wave, and receive by ultrasonic sensor 11, ultrasonic sensor 11 is measured reflection and is received sound wave time difference, and data are transferred to the position that the parametric controller being positioned at bar carries out disturbance of analysis thing.If obstacle distance is excessively near, then parametric controller exports a signal by holding wire 8 to prompting loudspeaker 2, makes it send indicating alarm;
For color sensor 9, during work, color sensor 9 realizes the conversion of reflected light to photoelectric current, and photoelectric current is transported to parametric controller.Because warning coloration yellow is generally painted in sidewalk for visually impaired people 12, by arranging certain threshold value at parametric controller, if the reflected light wavelength realized representated by photoelectric current is not in yellow range, parametric controller transmits a signal to prompting loudspeaker 2 by holding wire 8, and send prompting by it, to reach when crutch departs from sidewalk for visually impaired people 12, prompting loudspeaker 2 will send indicating alarm.
The aforementioned description to concrete exemplary of the present invention is to illustrate and the object of illustration.These descriptions not want the present invention to be defined as disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.The object selected exemplary embodiment and describe is to explain certain principles of the present invention and practical application thereof, thus those skilled in the art can be realized and utilize various different exemplary of the present invention and various different selection and change.Scope of the present invention is intended to limited by claims and equivalents thereof.
Claims (5)
1. the blind-man crutch can explored the way, is characterized in that, comprising:
Expansion link;
Handrail, it is located at the upper end of described expansion link, and the front end of this handrail is provided with ultrasonic sensor, and whether described ultrasonic sensor has barrier for responding to front;
Leg, it is located at the bottom of expansion link, and for supporting described expansion link, this leg is provided with color sensor, and whether described color sensor is sidewalk for visually impaired people for responding to road;
Button, it is located on described handrail, and this button is connected with described color sensor with described ultrasonic sensor respectively; When the button is depressed, two sensors start induction;
Alarm device; And
Parametric controller, it is connected with described alarm device and described button respectively, makes when described ultrasonic sensor induction front has barrier or described color sensor induction road not to report to the police for described parametric controller during sidewalk for visually impaired people controls described alarm device.
2. the blind-man crutch that can explore the way according to claim 1, is characterized in that, described leg is triangle leg.
3. the blind-man crutch that can explore the way according to claim 2, is characterized in that, the bottom of described triangle leg is provided with rubber blanket.
4. the blind-man crutch that can explore the way according to claim 1, is characterized in that, described alarm device is loudspeaker.
5. the blind-man crutch that can explore the way according to claim 1, is characterized in that, described expansion link comprises expansion link, to socket-connect lower expansion link and the knob that positions described upper expansion link with described upper expansion link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610025653.4A CN105496741A (en) | 2016-01-14 | 2016-01-14 | Pathfinding walking stick for the blind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610025653.4A CN105496741A (en) | 2016-01-14 | 2016-01-14 | Pathfinding walking stick for the blind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105496741A true CN105496741A (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610025653.4A Pending CN105496741A (en) | 2016-01-14 | 2016-01-14 | Pathfinding walking stick for the blind |
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| CN (1) | CN105496741A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106491313A (en) * | 2016-11-07 | 2017-03-15 | 成都卡美奇鞋业有限公司 | The using method of Portable leather shoe storage system |
| CN106491314A (en) * | 2016-11-07 | 2017-03-15 | 成都卡美奇鞋业有限公司 | A kind of women's shoes transceiver for possessing automatic distribution function |
| CN108451755A (en) * | 2018-04-28 | 2018-08-28 | 李良杰 | Intelligent guiding walking stick for blind person |
| CN108938344A (en) * | 2017-05-29 | 2018-12-07 | 宁波市镇海怡福莱文化创意有限公司 | It is blind to turn and colour code combined method |
Citations (5)
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| KR20110135774A (en) * | 2010-06-11 | 2011-12-19 | 김재환 | Supersonic wave skick for a blind person |
| CN204116961U (en) * | 2014-10-15 | 2015-01-21 | 天津大学 | A kind of blind person's navigation vehicle |
| CN104317294A (en) * | 2014-10-15 | 2015-01-28 | 天津大学 | Infrared sensing and wireless control based multifunctional robot achieving intelligent navigation |
| CN104586614A (en) * | 2015-01-23 | 2015-05-06 | 温岭市太平高级职业中学 | Cavity/barrier detection walking stick for blind people |
| CN204910025U (en) * | 2015-07-15 | 2015-12-30 | 谭周文 | Intelligent sensor divides pole detection and leads blind device of using |
-
2016
- 2016-01-14 CN CN201610025653.4A patent/CN105496741A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20110135774A (en) * | 2010-06-11 | 2011-12-19 | 김재환 | Supersonic wave skick for a blind person |
| CN204116961U (en) * | 2014-10-15 | 2015-01-21 | 天津大学 | A kind of blind person's navigation vehicle |
| CN104317294A (en) * | 2014-10-15 | 2015-01-28 | 天津大学 | Infrared sensing and wireless control based multifunctional robot achieving intelligent navigation |
| CN104586614A (en) * | 2015-01-23 | 2015-05-06 | 温岭市太平高级职业中学 | Cavity/barrier detection walking stick for blind people |
| CN204910025U (en) * | 2015-07-15 | 2015-12-30 | 谭周文 | Intelligent sensor divides pole detection and leads blind device of using |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106491313A (en) * | 2016-11-07 | 2017-03-15 | 成都卡美奇鞋业有限公司 | The using method of Portable leather shoe storage system |
| CN106491314A (en) * | 2016-11-07 | 2017-03-15 | 成都卡美奇鞋业有限公司 | A kind of women's shoes transceiver for possessing automatic distribution function |
| CN108938344A (en) * | 2017-05-29 | 2018-12-07 | 宁波市镇海怡福莱文化创意有限公司 | It is blind to turn and colour code combined method |
| CN108451755A (en) * | 2018-04-28 | 2018-08-28 | 李良杰 | Intelligent guiding walking stick for blind person |
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Application publication date: 20160420 |