CN105287172A - Multifunctional electronic blind guide device - Google Patents

Multifunctional electronic blind guide device Download PDF

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Publication number
CN105287172A
CN105287172A CN201510844752.0A CN201510844752A CN105287172A CN 105287172 A CN105287172 A CN 105287172A CN 201510844752 A CN201510844752 A CN 201510844752A CN 105287172 A CN105287172 A CN 105287172A
Authority
CN
China
Prior art keywords
guide
blind
crutch
helmet
handle
Prior art date
Application number
CN201510844752.0A
Other languages
Chinese (zh)
Inventor
宋雪丽
杜劲
孙启林
孟庆贺
于亚鑫
Original Assignee
齐鲁工业大学
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 齐鲁工业大学 filed Critical 齐鲁工业大学
Priority to CN201510844752.0A priority Critical patent/CN105287172A/en
Publication of CN105287172A publication Critical patent/CN105287172A/en

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Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL 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
    • A61H3/00Appliances for aiding patients or disabled persons to walk about
    • A61H3/06Walking aids for blind persons
    • A61H3/061Walking aids for blind persons with electronic detecting or guiding means
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL 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
    • A61H3/00Appliances for aiding patients or disabled persons to walk about
    • A61H3/06Walking aids for blind persons
    • A61H3/068Sticks for blind persons
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL 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
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/01Constructive details
    • A61H2201/0173Means for preventing injuries
    • A61H2201/0184Means for preventing injuries by raising an alarm
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL 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
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/16Physical interface with patient
    • A61H2201/1602Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
    • A61H2201/1604Head
    • A61H2201/1607Holding means therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL 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
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/16Physical interface with patient
    • A61H2201/1602Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
    • A61H2201/165Wearable interfaces
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61HPHYSICAL 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
    • A61H2201/00Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/50Control means thereof
    • A61H2201/5007Control means thereof computer controlled

Abstract

The invention belongs to the technical field of blind guiding and particularly relates to a multifunctional electronic blind guide device. The multifunctional electronic blind guide device comprises a walking stick, wherein the walking stick comprises a main walking stick body and a hand shank; the multifunctional electronic blind guide device is characterized in that a GSM communication device and a GPS positioning guide device are arranged on the front part of the hand shank; a touch medical detector is arranged at the rear part of the hand shank; an ultrasonic distance measurement device is arranged at the lower part of the main walking stick body; a PSD detector transmitting and receiving hole is formed in the front part of the main walking stick body; a voice synthesizer is arranged in the hand shank. The multifunctional electronic blind guide device has the beneficial effects that a voice prompt is generated when the multifunctional electronic blind guide device encounters an obstacle; the shorter the distance to the obstacle is, the higher the voice frequency is; an electronic compass can prompt a blind person the direction by voice; a family member can learn the position and the health condition of the blind person through a medical detection, a GPS module and a GSM module at any time; the blind person is conveniently and timely found out by the family member; the blind person can press a distress switch in an emergency, so that people around the blind person can know and help the blind person.

Description

A kind of multifunction electronic blind-guide device
(1) technical field
The invention belongs to technology for guiding blind field, particularly a kind of multifunction electronic blind-guide device.
(2) background technology
According to national Association for the Handicapped recent statistics, by February in this year, China blind person about 1,700 ten thousand, in addition old amblyopia population about 2,300 ten thousand.But along with China's aging speed constantly increases, expecting the year two thousand twenty old people proportion will reach more than 20%, will reach more than 31% to the year two thousand fifty; In addition, recognize on the net from health ministry, China blind person and amblyopia colony proportion are also constantly increasing because of a variety of causes, and wander away case, vehicle accident case etc. also in continuous increase about blind person, such as, road conditions are bad, there is barrier etc. in uneven, front, and ordinary canes cannot accurately be verified; Travel time bad assurance; Time lost, direction cannot be determined, relatives are not easy the problems such as searching.Therefore, for blind person and amblyopia colony, in life, be unable to do without the help of blind-guiding stick or other common guide equipment.
Now domestic and international, guide product mainly contains electronic type blind guide, mobile robot, blind person guide walking stick, Wearable blind guide.A lot of blind guide is all conceived to the detection how improving barrier, is but seldom conceived to how to allow blind guide simple to operate, and intelligent.The now commercially simple and function singleness of the most structure of crutch that uses of blind person, easy to use but auxiliaring effect is not clearly, in fact, can encounter problems when friend blind person uses, such as road conditions are bad, and uneven, front have the barrier of suspension, common crutch cannot be verified accurately, travel time bad assurance, time lost, direction cannot be located, and relatives are not easy to find.Or adopt seeing-eye dog guide now, and it is larger to train a seeing-eye dog difficulty, the general time that also must spend 3-6 month, train a consummate seeing-eye dog and then need the cost time of about 2 years, the cost of cost reaches unit up to ten thousand, and have the consumer spending of dog, also have its limited life cycle.Separately it is documented, with the U.S. development seeing-eye dog experience of more than 70 year, in ratio, guide pup, about 50-60% successfully can be trained to seeing-eye dog, but only having 3% qualifiedly to become guide kind dog, China's development seeing-eye dog market starting evening, is cultivate training by studying abroad from Japan the Wang Jingyu that comes back teaches in October, 2004 the earliest.The intelligent crutch for common walking disorder of current announcement is a lot, but be that the Multifunctional blind person guiding crutch of friend's blind person research design is relatively less specially, and has a lot of defects and problem during actual use.
The main Problems existing of existing guide equipment:
(1) simple, the function singleness of crutch structure, can not improve the quality of life of blind person.
(2) household cannot know whereabouts and the position of blind person, can not understand its basic health in time, therefore often causes it to get lost, wandering away even occurs life danger.
(3) when prominent chance is unexpected, blind person can not in time and household contact.
(4) cannot be blind person's positioning and guiding, when especially night goes on a journey, cannot safe and effective help user avoiding barrier or other pedestrians are initiatively allowed keep away.
(5) when crutch falls down to the ground, legs and feet are inconvenient and old blind person cannot pick up crutch voluntarily.
(6) the non-telescoping property of crutch, makes sitting inconvenience.
(3) summary of the invention
The present invention, in order to make up the deficiencies in the prior art, provides a kind of multifunction electronic blind-guide device simple to operate, applied widely.
The present invention is achieved through the following technical solutions:
A kind of multifunction electronic blind-guide device, comprise crutch, crutch is made up of crutch main body and handle, it is characterized in that: handle front portion is provided with gsm communication device and GPS locating guide device, handle rear portion is provided with touch medical detector, crutch lower body part is provided with supersonic range finder, and crutch body front part is provided with PSD survey meter launch and accept hole, and handle inner is provided with voice operation demonstrator.
Further, crutch main body is provided with sounding and recovers device.
Further, handle front end is provided with LED daylight lamp, and handle is anterior is provided with switch with crutch main body junction, and switch is connected with battery case, and battery case is connected with USB interface, and battery case is connected with lithium battery.
Further, crutch main body is the stretching structure be made up of some joints, is often provided with slip joint locating button between adjacent two joints.
Further, crutch bottom part body is provided with four foot supports, and four foot support rear portions are provided with universal wheel, and crutch body front end is provided with fluorescent film.
Further, also comprise the helmet, helmet top is provided with top infrared detecting device, is provided with left side infrared detecting device on the left of the helmet, is provided with right side infrared detecting device, is provided with front side infrared detecting device and illuminator on front side of the helmet on the right side of the helmet.
Further, the helmet left and right sides is separately installed with headset, and helmet top is provided with solar panel.
The invention has the beneficial effects as follows: when running into barrier, have auditory tone cues, and the nearlyer sound frequency of distance barrier is higher, electronic compass can auditory tone cues blind person direction, household can know blind person position and physical condition by medical treatment detection, GPS module and gsm module at any time, be convenient to relatives and find blind person in time, blind person in case of emergency can press calling for help switch and people around known and helps.
(4) accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated.
Accompanying drawing 1 is crutch structure schematic diagram of the present invention;
Accompanying drawing 2 is helmet structure schematic diagram of the present invention;
Accompanying drawing 3 is Systematical control general diagram of the present invention;
Accompanying drawing 4 is system control unit block diagram of the present invention;
In figure, 1 crutch main body, 2 hands handles, 3GSM communicator, 4 touch medical detector, 5 supersonic range finders, 6PSD survey meter launch and accept hole, 7 voice operation demonstrators, 8 sounding recover device, 9LED daylight lamp, 10 switches, 11 battery cases, 12USB interface, 13 lithium batteries, 14 slip joint locating buttons, 15 4 foot supports, 16 universal wheels, 17 fluorescent films, 18 helmets, infrared detecting device above in the of 19, infrared detecting device on the left of in the of 20, infrared detecting device on the right side of in the of 21, infrared detecting device on front side of in the of 22, 23 illuminators, 24 headsets, 25 solar panels, 26GPS locating guide device.
(5) detailed description of the invention
Accompanying drawing is a kind of specific embodiment of the present invention.This embodiment comprises crutch, crutch is made up of crutch main body 1 and handle 2, handle 2 front portion is provided with gsm communication device 3 and GPS locating guide device 26, handle 2 rear portion is provided with and touches medical detector 4, crutch main body 1 bottom is provided with supersonic range finder 5, crutch main body 1 front portion is provided with PSD survey meter launch and accept hole 6, and handle 2 inside is provided with voice operation demonstrator 7.Crutch main body 1 is provided with sounding and recovers device 8.Handle 2 front end is provided with LED daylight lamp 9, and handle 2 is anterior is provided with switch 10 with crutch main body 1 junction, and switch 10 is connected with battery case 11, and battery case 11 is connected with usb 12, and battery case 11 is connected with lithium battery 13.Crutch main body 1 is the stretching structure be made up of some joints, is often provided with slip joint locating button 14 between adjacent two joints.Be provided with four foot support 15, four foot support 15 rear portions bottom crutch main body 1 and be provided with universal wheel 16, crutch main body 1 front end is provided with fluorescent film 17.Also comprise the helmet 18, the helmet 18 top is provided with top infrared detecting device 19, is provided with left side infrared detecting device 20 on the left of the helmet 18, is provided with right side infrared detecting device 21, is provided with front side infrared detecting device 22 and illuminator 23 on front side of the helmet 18 on the right side of the helmet 18.The helmet 18 left and right sides is separately installed with headset 24, and the helmet 18 top is provided with solar panel 25.
Adopt a kind of multifunction electronic blind-guide device of the present invention, switch 10 is installed on handle 2 place and is connected with battery case 11, control on and off switch and distress call switch, chargeable usb 12 is connected with battery case 11, touch medical detector 4 is placed in handle 2 place and contacts with user hands, and testing result is reached single-chip microcomputer, a staff machine is sent to by GSM, GSM and GPS adopts SIM908 integrated board, user positional information is convenient to be sent to a staff machine, supersonic range finder 5 is installed below crutch, and be 40 ° of angles with cane body, when blind person's hand-held crutch, range unit is just in time perpendicular to the ground, adopt HC-SR04 ultrasonic distance measuring module, when obstacle distance is more and more nearer, buzzer sound of movement frequency is more and more faster.HC-SR04 ultrasonic distance measuring module can provide the contactless distance sensing function of 2cm-400cm, and range accuracy can reach high to 3mm; Module comprises ultrasonic transmitter, receptor and control circuit.Its basic functional principle is: (1) adopts I/O mouth TRIG to trigger range finding, gives the high level signal of at least 10us; (2) module sends the square wave of 8 40khz automatically, and whether automatic detection has signal to return; (3) have signal to return, export a high level by I/O port ECHO, the time that high level continues is exactly that ultrasound wave is from being transmitted into the time returned.Measuring distance=(the high level time * velocity of sound (340M/S))/2.
Below handle 2, add electronic compass locating module, the function of module is located accurately by earth's magnetic field and quotes east by voice module, south, west, north, northeast, the southeast, northwest, and eight directions, southwest, facilitate blind person to judge direction.Realize the comprehensive several functions of the design for complete, the design's master control adopts IAP15F2K61S2 chip, has Large Copacity 2048 byte ram in slice data storage; 1 clock/machine cycle, enhancement mode 8051 kernel, simple with fast 7 ~ 12 times of IAP15F2K61S2 chip operations of STC89C52 phase specific rate, low price, and compatibility that can be complete controls native system function.The GPS module the adopted NEO-5Q master chip of u-blox company of Switzerland, this chip is multi-functional self reliance type GPS module, be configured to based on ROM, cost is low, volume is little, and can guarantee that system can both have best initial alignment performance and carry out quick position, for the calling for help of emergency is saved time in any position receiving signal.P3.0RXD pin, the P3.1TXD pin of IAP15F2K61S2 chip are connected with TXD, RXD pin of GPS respectively, and connect holding wire and be placed on the good place of signal, GPS constantly will send data to mainboard by serial ports.The GSM SIM900 module adopted, size is little, low in energy consumption.P1.0RXD pin, the P1.1TXD pin of IAP15F2K61S2 chip are connected with TXD, RXD pin of GSM respectively, and the instruction sent for receiving master chip is prepared.Single-chip Controlling can be utilized to make a phone call, answer the call, hang up, send short message, receive short message, realize a key calling function; Single-chip microcomputer can also be utilized to resolve the short message received, and carry out associative operation according to short message content.Calling for help switch can be pressed during instant calling for help people around is known and helps.
Roller design is adopted bottom crutch, roller is arranged on four foot supports 15 near user side, due to the Special use method of blind-man crutch, during use, crutch tilts backwards roller and lands, and direction and speed can be changed with user situation, user stop rest time, perpendicular crutch four foot support 15 lands, crutch can be stood voluntarily, can body support with again find crutch.The additional remote controller of crutch, user can be placed on key ring and carry with, and when crutch is accidentally slipped out of the hand or not easily found, can press remote controller switch, and the sounding of crutch is recovered device 8 and sounded, and user can find crutch according to sound.
The helmet 18 can before blind person, left and right, on the detection of four direction barrier, Infrared Detectors is installed additional at four direction, we use full-automatic induction, when have people enter its induction range then input high level auditory tone cues start, people leave induction range then automatic time delay close high level.Output low level auditory tone cues is closed, and is used for reminding user to watch for pedestrians.Installing multi-functional headset 24 in addition additional at ear place, left and right for blind person increases enjoyment.Front installs illuminator 23 additional, and device periphery adopts fluorescent film 17 to design, under dark environment, remind pedestrian to note.Top installs solar panel 25 additional, can be Power supply.Wear-type part adopts independent power supply, and user can be used alone crutch sections or wear-type part, but function reduces to some extent.
Crutch main body 1 material is carbon fibre material, and profile is that two joint extension types designs can regulate height, is easy to carry, upper bus etc.Increase upright design, user can be picked up without the need to jackknifing and use crutch, blind person stop rest time crutch can be allowed uprightly easily to place, bottom is four foot supports 15, and rubber blanket is placed in bottom.
For the situation under underpass and some dark surrounds, we have installed light sensation components and parts on apparatus for guiding blind, make the superincumbent LED warning lamp of installation light when there is no illumination or light is faint, the red warning lamp flicker in below, and lamp holder can swing up and down adjustment angle, can be used for pointing out pedestrian to note, avoid accidents.
The built-in GSM of crutch and GPS module can make household understand the position of blind person at any time by short message mode, and there is anti-theft feature, during use, household sends arbitrary content note to assigned number, by GSM, the longitude and latitude in GPS is sent back to household's number in short-term, household can determine blind person position according to this.
Infrared detection and human body sensing is adopted to detect, according to the complex situations of site environment, we add an infrared human body induction alarm system in wear-type part, Infrared Detectors have four respectively before blind person, left and right, on four direction, when Infrared Detectors detects the temperature signal of human body, voice module can send voice message and remind pedestrian to avoid hitting by mistake, improves the safety of blind person self greatly.And have radio function to increase the joy of life, at the embedded radio of wear-type part, blind person can listen to the music, broadcast with it.Install solar panel at wear-type top, solar power system can be power supply charging, environmental protection and energy saving; Product core system mainly relies on IAP15F2K61S2 single-chip computer control system, the intelligent platform that the GPS module that GPS positioning and guiding system adopts is built jointly with the NEO-5Q master chip, the accessible range-measurement system of photoelectricity, gsm communication technology employing SIM900 module etc. of u-blox company of Switzerland; We incorporate the practical scientific and technological functions of multiple innovation such as communication, location, medical monitoring, height above sea level calculating, MP3 and radio on master control system software and hardware basis; Add LED warning lamp in shape, roller design, can stand design and night fluorescence utility function.Substantially the defect of current guide equipment can be solved.At no matter daytime or night, blind person all can go on a journey voluntarily.And can contact with household whenever and wherever possible, household can obtain rapidly the various situation of blind person.Utility object is extensive, simple to operate.

Claims (7)

1. a multifunction electronic blind-guide device, comprise crutch, crutch is made up of crutch main body (1) and handle (2), it is characterized in that: handle (2) front portion is provided with gsm communication device (3) and GPS locating guide device (26), handle (2) rear portion is provided with and touches medical detector (4), crutch main body (1) bottom is provided with supersonic range finder (5), and crutch main body (1) front portion is provided with PSD survey meter launch and accept hole (6), and handle (2) inside is provided with voice operation demonstrator (7).
2. a kind of multifunction electronic blind-guide device according to claim 1, is characterized in that: crutch main body (1) is provided with sounding and recovers device (8).
3. a kind of multifunction electronic blind-guide device according to claim 1, it is characterized in that: handle (2) front end is provided with LED daylight lamp (9), handle (2) is anterior is provided with switch (10) with crutch main body (1) junction, switch (10) is connected with battery case (11), battery case (11) is connected with USB interface (12), and battery case (11) is connected with lithium battery (13).
4. a kind of multifunction electronic blind-guide device according to claim 1, is characterized in that: crutch main body (1) is the stretching structure be made up of some joints, is often provided with slip joint locating button (14) between adjacent two joints.
5. a kind of multifunction electronic blind-guide device according to claim 1, it is characterized in that: crutch main body (1) bottom is provided with four foot supports (15), four foot supports (15) rear portion is provided with universal wheel (16), and crutch main body (1) front end is provided with fluorescent film (17).
6. a kind of multifunction electronic blind-guide device according to claim 1, it is characterized in that: also comprise the helmet (18), the helmet (18) top is provided with top infrared detecting device (19), the helmet (18) left side is provided with left side infrared detecting device (20), the helmet (18) right side is provided with right side infrared detecting device (21), and the helmet (18) front side is provided with front side infrared detecting device (22) and illuminator (23).
7. a kind of multifunction electronic blind-guide device according to claim 6, it is characterized in that: the helmet (18) left and right sides is separately installed with headset (24), the helmet (18) top is provided with solar panel (25).
CN201510844752.0A 2015-11-26 2015-11-26 Multifunctional electronic blind guide device CN105287172A (en)

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Application Number Priority Date Filing Date Title
CN201510844752.0A CN105287172A (en) 2015-11-26 2015-11-26 Multifunctional electronic blind guide device

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Application Number Priority Date Filing Date Title
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Publication Number Publication Date
CN105287172A true CN105287172A (en) 2016-02-03

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105963109A (en) * 2016-05-04 2016-09-28 天津商业大学 Obstacle-avoidance bracelet circuit system for blind person
CN106420289A (en) * 2016-11-02 2017-02-22 安徽工程大学 Multifunctional intelligent blind crutch
CN106580644A (en) * 2016-12-20 2017-04-26 上海斐讯数据通信技术有限公司 Information conversion method and system and blind people navigation method and system
CN108078746A (en) * 2017-12-29 2018-05-29 上海电力学院 A kind of intelligent blind-guiding crutch
CN109541720A (en) * 2017-09-21 2019-03-29 贵港市厚顺信息技术有限公司 Whether a kind of detection surface gathered water well lid opens walking stick

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CN201346256Y (en) * 2009-01-04 2009-11-18 刘沁 Multifunctional vocal walking stick for guiding blind people
CN203105894U (en) * 2012-12-28 2013-08-07 董珂辛 Multifunctional crutch for old people
CN103355804A (en) * 2012-04-07 2013-10-23 王泳杰 Infrared induction hat for the blind
CN104055656A (en) * 2014-03-13 2014-09-24 苏州天趣信息科技有限公司 Navigation cap based on infrared sensing
CN204208001U (en) * 2014-11-07 2015-03-18 北京中电华远科技有限公司 Health monitoring crutch
CN104688498A (en) * 2015-03-29 2015-06-10 杜秀枫 Intelligent guide walking stick for blind people
CN205215666U (en) * 2015-11-26 2016-05-11 齐鲁工业大学 Multi -functional electronic leads blind device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201346256Y (en) * 2009-01-04 2009-11-18 刘沁 Multifunctional vocal walking stick for guiding blind people
CN103355804A (en) * 2012-04-07 2013-10-23 王泳杰 Infrared induction hat for the blind
CN203105894U (en) * 2012-12-28 2013-08-07 董珂辛 Multifunctional crutch for old people
CN104055656A (en) * 2014-03-13 2014-09-24 苏州天趣信息科技有限公司 Navigation cap based on infrared sensing
CN204208001U (en) * 2014-11-07 2015-03-18 北京中电华远科技有限公司 Health monitoring crutch
CN104688498A (en) * 2015-03-29 2015-06-10 杜秀枫 Intelligent guide walking stick for blind people
CN205215666U (en) * 2015-11-26 2016-05-11 齐鲁工业大学 Multi -functional electronic leads blind device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105963109A (en) * 2016-05-04 2016-09-28 天津商业大学 Obstacle-avoidance bracelet circuit system for blind person
CN106420289A (en) * 2016-11-02 2017-02-22 安徽工程大学 Multifunctional intelligent blind crutch
CN106580644A (en) * 2016-12-20 2017-04-26 上海斐讯数据通信技术有限公司 Information conversion method and system and blind people navigation method and system
CN109541720A (en) * 2017-09-21 2019-03-29 贵港市厚顺信息技术有限公司 Whether a kind of detection surface gathered water well lid opens walking stick
CN109541720B (en) * 2017-09-21 2020-09-11 杭州富阳富宝仪表机床厂 Walking stick for detecting whether pavement water accumulation well lid is opened or not
CN108078746A (en) * 2017-12-29 2018-05-29 上海电力学院 A kind of intelligent blind-guiding crutch

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Application publication date: 20160203