CN107802470A - A kind of blind man's stick reminded with the powered perception of environment and method - Google Patents
A kind of blind man's stick reminded with the powered perception of environment and method Download PDFInfo
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- CN107802470A CN107802470A CN201711174037.6A CN201711174037A CN107802470A CN 107802470 A CN107802470 A CN 107802470A CN 201711174037 A CN201711174037 A CN 201711174037A CN 107802470 A CN107802470 A CN 107802470A
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- Prior art keywords
- stick
- electric
- control board
- blind man
- environment
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- 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
- 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
- A61H2003/063—Walking aids for blind persons with electronic detecting or guiding means with tactile perception
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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)
- User Interface Of Digital Computer (AREA)
- Rehabilitation Tools (AREA)
Abstract
The invention discloses a kind of with the powered blind man's stick and method for perceiving prompting of environment, by setting electric field induction device on blind man's stick, the electric-field intensity of surrounding environment is sensed by electric field induction device, when sensing that electric-field intensity exceedes preset value, control sends auditory tone cues, there is charged object in prompting visually impaired people's surrounding environment, it is noted that avoid or remote；By setting vibration sensor, when visually impaired people is constantly close to charged object, electric field induction device senses that electric-field intensity constantly increases, control vibration sensor increases vibration frequency with the increase of electric-field intensity, conversely, electric-field intensity is smaller, vibration frequency is smaller, so, visually impaired people's can intuitively perceives, so as to promptly avoid or away from charged object.
Description
Technical field
The present invention relates to a kind of blind man's stick, more particularly to a kind of blind man's stick reminded with the powered perception of environment and method.
Background technology
Visually impaired people is because have defective vision, it is impossible to the danger of surrounding environment is found in time, when surrounding environment has electric field
（Near high-tension bus-bar）, or visually impaired people's false touch charged object（Such as electrical socket）If visually impaired people can not have found in time,
It is possible to that Danger Electric shock risk occurs, seriously endangers the personal safety of visually impaired people.
Therefore, prior art has yet to be improved and developed.
The content of the invention
It is an object of the invention to provide a kind of with the powered blind man's stick and method for perceiving prompting of environment, it is intended to solve visually impaired
Personage can not have found the Danger Electric shock risk of surrounding environment in time, the problem of endangering visually impaired people's personal safety.
Technical scheme is as follows：A kind of blind man's stick reminded with the powered perception of environment, including blind man's stick body, it is described
Blind man's stick body includes lever and stick stem, the lever and the orthogonal setting of stick stem；Wherein, control circuit is provided with lever
The electric field induction device of plate and sensing surrounding environment electric-field intensity, is additionally provided with sound prompt device, the electric field sense on lever
Device is answered to be connected with control board, sound prompt device is connected with control board：Surrounding environment is sensed by electric field induction device
Electric-field intensity, when sensing that electric-field intensity exceedes preset value, control board control sound prompt device sends sound and carried
Show, prompt have charged object in visually impaired people's surrounding environment, it is noted that avoid or remote.
Described has environment is powered to perceive the blind man's stick reminded, wherein, in addition to the vibration sensor being arranged on lever,
The vibration sensor is connected with control board：When visually impaired people is constantly close to charged object, electric field induction device senses
Electric-field intensity constantly increases, and control board control vibration sensor starts, and controls increasing of the vibration sensor with electric-field intensity
Increase vibration frequency greatly.
Described has environment is powered to perceive the blind man's stick reminded, wherein, scanning is provided with the front end face of lever and is read
The external world is stored with the camera of the Quick Response Code of positional information, and the camera is connected with control board：When visually impaired people holds
Blind man's stick is gone out, and camera carries out two-dimensional code scanning, when camera is scanned to the Quick Response Code for being stored with positional information, information is anti-
Control board is fed to, control board control sound prompt device sends prompting, prompts the current positional information of visually impaired people
Or the positional information of destination, help visually impaired people smoothly to arrive at.
Described has environment is powered to perceive the blind man's stick reminded, wherein, infrared induction head is provided with blind man's stick body, it is red
The infrared signal for including positional information of outer inductive head sensing Infrared Beacon Source transmitting, the infrared induction head and control board
Connection：Gone out when visually impaired people holds blind man's stick, infrared induction head carries out infrared signal incessantly and sensed, when infrared induction head
When sensing the infrared signal comprising positional information of Infrared Beacon Source transmitting, by feedback of the information to control board, control electricity
Road plate control sound prompt device sends prompting, prompts the current positional information of visually impaired people or the positional information of destination, side
Visually impaired people is helped smoothly to arrive at.
Described has environment is powered to perceive the blind man's stick reminded, wherein, the Quick Response Code is made of waterproof paster paper.
Described has environment is powered to perceive the blind man's stick reminded, wherein, the camera uses CCD camera.
Described has environment is powered to perceive the blind man's stick reminded, wherein, the infrared induction head is arranged on lever or set
Put in stick stem.
Described has environment is powered to perceive the blind man's stick reminded, wherein, the infrared induction head is arranged on lever and stick stem
On.
Described has environment is powered to perceive the blind man's stick reminded, wherein, USB charging sockets, institute are set on blind man's stick body
State USB charging sockets to be connected with control board, charging can be achieved by USB charging sockets.
There is the powered powered perception based reminding method for perceiving the blind man's stick reminded of environment described in a kind of any one as described above, its
In, specifically include following steps：
Step S1：Electric field induction device senses the electric-field intensity of surrounding environment in real time, and the electric-field intensity sensed is fed back into control
Circuit board processed；
Step S2：Control board judges whether electric-field intensity is more than default electric-field intensity, is, performs step S3- step S6,
It is no, perform step S7；
Step S3：Control board control sound prompt device sends auditory tone cues, prompts have band in visually impaired people's surrounding environment
Electric object, it is noted that avoid or remote；
Step S4：Control board judges whether electric-field intensity constantly increases, and is, performs step S5, no, execution step S6；
Step S5：Control board control vibration sensor starts, and controls vibration sensor to increase with the increase of electric-field intensity
Add vibration frequency, remind visually impaired people not repeat step S1- steps S2 again close to charged object；
Step S6：Vibration sensor is failure to actuate, and repeats step S1- steps S2；
Step S7：Sound prompt device is failure to actuate, and repeats step S1- steps S2.
Beneficial effects of the present invention：The present invention by provide it is a kind of with environment it is powered perceive remind blind man's stick and method,
By setting electric field induction device on blind man's stick, the electric-field intensity of surrounding environment is sensed by electric field induction device, when sensing electric field
When intensity exceedes preset value, control sends auditory tone cues, prompts have charged object in visually impaired people's surrounding environment, it is noted that avoid
It is or remote；By setting vibration sensor, when visually impaired people is constantly close to charged object, electric field induction device senses electric-field strength
Degree constantly increase, control vibration sensor increase vibration frequency with the increase of electric-field intensity, conversely, electric-field intensity is smaller, shaken
Dynamic frequency is smaller, and so, visually impaired people's can intuitively perceives, so as to promptly avoid or away from charged object.
Brief description of the drawings
Fig. 1 is that have the powered structural representation for perceiving the blind man's stick reminded of environment in the present invention.
Fig. 2 is the step flow for having in the present invention the powered powered perception based reminding method for perceiving the blind man's stick reminded of environment
Figure.
Embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning
Same or similar element is represented to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment for examining accompanying drawing description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of
Description is of the invention to be described with simplified, rather than the device or element of instruction or hint meaning must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for
Purpose is described, and it is not intended that instruction or hint relative importance or the implicit quantity for indicating indicated technical characteristic.
Thus, " first " is defined, the feature of " second " can be expressed or implicitly includes one or more feature.
In description of the invention, " multiple " are meant that two or more, unless otherwise specifically defined.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection or can mutually communicate；Can be joined directly together, can also be by between intermediary
Connect connected, can be connection or the interaction relationship of two elements of two element internals.For the ordinary skill of this area
For personnel, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under "
Can directly it be contacted including the first and second features, it is not directly to contact but pass through it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special
Sign is directly over second feature and oblique upper, or is merely representative of fisrt feature level height and is higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
Following disclosure provides many different embodiments or example is used for realizing the different structure of the present invention.In order to
Simplify disclosure of the invention, hereinafter the part and setting of specific examples are described.Certainly, they are only example, and
And purpose does not lie in the limitation present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, between itself not indicating discussed various embodiments and/or setting
Relation.In addition, the invention provides various specific techniques and material examples, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
It is as shown in figure 1, a kind of with the powered blind man's stick for perceiving prompting of environment, including blind man's stick body, the blind man's stick body bag
Include lever 100 and stick stem 200, the 200 orthogonal setting of the lever 100 and stick stem；Control circuit is provided with lever 100
The electric field induction device of plate and sensing surrounding environment electric-field intensity, is additionally provided with sound prompt device, the electric field on lever 100
Inductor is connected with control board, and sound prompt device is connected with control board：Surrounding ring is sensed by electric field induction device
The electric-field intensity in border, when sensing that electric-field intensity exceedes preset value, control board control sound prompt device sends sound
Prompting, prompt have charged object in visually impaired people's surrounding environment, it is noted that avoid or remote.
Specifically, as visually impaired people on the other hand hand-held blind man's stick, when another hand encounters charged object or alive circuit, control electricity
Road plate can also control sound prompt device to send auditory tone cues, prompt visually impaired people away from charged object.
Specifically, in order that visually impaired people can intuitively perceive, so as to promptly avoid or away from charged object,
The vibration sensor for also including being arranged on lever 100 with the powered blind man's stick for perceiving prompting of environment, the vibration induction
Device is connected with control board：When visually impaired people is constantly close to charged object, electric field induction device senses that electric-field intensity is continuous
Increase, control board control vibration sensor increase vibration frequency with the increase of electric-field intensity, and so, visually impaired people can
Intuitively to perceive, so as to promptly avoid or away from charged object.
The positional information in the external world is known in order to facilitate visually impaired people, can be set as follows：（1）In the front end face of lever 100
On be provided with scanning and read the camera 300 that the external world is stored with the Quick Response Code of positional information, the camera 300 and control circuit
Plate connects：Gone out when visually impaired people holds blind man's stick, camera 300 carries out two-dimensional code scanning, when the scanning of camera 300 is to being stored with
During the Quick Response Code of positional information, by feedback of the information to control board, control board control sound prompt device sends prompting,
The current positional information of visually impaired people or the positional information of destination are prompted, helps visually impaired people smoothly to arrive at.（2）
Infrared induction first 400 is provided with blind man's stick body, what the first 400 sensing Infrared Beacon Source of infrared induction was launched includes positional information
Infrared signal, the infrared induction first 400 are connected with control board：Gone out when visually impaired people holds blind man's stick, infrared induction head
400, which carry out infrared signal incessantly, senses, when infrared induction first 400 senses believing comprising position for Infrared Beacon Source transmitting
During the infrared signal of breath, by feedback of the information to control board, control board control sound prompt device sends prompting, prompted
The current positional information of visually impaired people or the positional information of destination, visually impaired people is helped smoothly to arrive at.This technology side
Case, which need not connect network, can make visually impaired people obtain current positional information or the positional information of destination, side simple to operate
Just, cost is low, avoids network obstructed or the problem of network obstacles cause visually impaired people can not obtain positional information.
In order to ensure that the positional information of Quick Response Code memory storage can not use waterproof paster by external environment, the Quick Response Code
It is made, prevents wind from causing to damage to Quick Response Code as shone.Specifically, the camera 300 can not only scan reading Quick Response Code,
It can also sense whether identification surrounding environment has infrared signal.In the present embodiment, the camera 300 uses CCD camera.
Specifically, the quantity of the infrared induction first 400 according to be actually needed set.The infrared induction first 400 can be with
It is arranged on blind man's stick body anywhere, as long as can meet convenient sensing infrared signal, the infrared induction first 400 can be with
It is arranged on lever 100；Infrared induction first 400 can be arranged in stick stem 200；Infrared induction first 400 can be arranged on lever
100 and stick stem 200 on.
Specifically, this chargeable blind man's stick realizes charging for convenience, and USB charging sockets, institute are set on blind man's stick body
State USB charging sockets to be connected with control board, charging can be achieved by USB charging sockets, such as connected by USB charging sockets
Connect computer and realize charging.
A kind of as shown in Fig. 2 powered perception prompting side with the powered blind man's stick for perceiving prompting of environment as described above
Method, specifically include following steps：
Step S1：Electric field induction device senses the electric-field intensity of surrounding environment in real time, and the electric-field intensity sensed is fed back into control
Circuit board processed；
Step S2：Control board judges whether electric-field intensity is more than default electric-field intensity, is, performs step S3- step S6,
It is no, perform step S7；
Step S3：Control board control sound prompt device sends auditory tone cues, prompts have band in visually impaired people's surrounding environment
Electric object, it is noted that avoid or remote；
Step S4：Control board judges whether electric-field intensity constantly increases, and is, performs step S5, no, execution step S6；
Step S5：Control board control vibration sensor starts, and controls vibration sensor to increase with the increase of electric-field intensity
Add vibration frequency, remind visually impaired people not repeat step S1- steps S2 again close to charged object；
Step S6：Vibration sensor is failure to actuate, and repeats step S1- steps S2；
Step S7：Sound prompt device is failure to actuate, and repeats step S1- steps S2.
The technical program senses the electric field of surrounding environment by electric field induction device by setting electric field induction device on blind man's stick
Intensity, when sensing that electric-field intensity exceedes preset value, control sends auditory tone cues, prompts have band in visually impaired people's surrounding environment
Electric object, it is noted that avoid or remote；By setting vibration sensor, when visually impaired people is constantly close to charged object, electric field
Inductor senses that electric-field intensity constantly increases, and control vibration sensor increases vibration frequency with the increase of electric-field intensity, instead
It, electric-field intensity is smaller, and vibration frequency is smaller, and so, visually impaired people's can intuitively perceives, so as to promptly avoid
Or away from charged object.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means with reference to the embodiment or example description
Specific features, structure, material or feature are contained at least one embodiment or example of the present invention.In this specification
In, identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.Moreover, the specific spy of description
Sign, structure, material or feature can combine in an appropriate manner in any one or more embodiments or example.
It should be appreciated that the application of the present invention is not limited to above-mentioned citing, for those of ordinary skills, can
To be improved or converted according to the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect scope.
Claims (10)
1. a kind of include lever and stick stem with the powered blind man's stick for perceiving prompting of environment, including blind man's stick body, the blind man's stick body,
The lever and the orthogonal setting of stick stem；Characterized in that, control board and sensing surrounding environment are provided with lever
The electric field induction device of electric-field intensity, sound prompt device, the electric field induction device and control board are additionally provided with lever
Connection, sound prompt device are connected with control board：The electric-field intensity of surrounding environment is sensed by electric field induction device, works as sensing
When exceeding preset value to electric-field intensity, control board control sound prompt device sends auditory tone cues, prompts visually impaired people's week
Collarette has charged object in border, it is noted that avoids or remote.
It is 2. according to claim 1 with the powered blind man's stick for perceiving prompting of environment, it is characterised in that to be also in one's hands including setting
Vibration sensor on handle, the vibration sensor are connected with control board：When visually impaired people is constantly close to charged object,
Electric field induction device senses that electric-field intensity constantly increases, and control board control vibration sensor starts, and controls vibration induction
Device increases vibration frequency with the increase of electric-field intensity.
It is 3. according to claim 2 with the powered blind man's stick for perceiving prompting of environment, it is characterised in that in the front end face of lever
On be provided with scanning and read the camera that the external world is stored with the Quick Response Code of positional information, the camera and control board connect
Connect：Gone out when visually impaired people holds blind man's stick, camera carries out two-dimensional code scanning, when camera scanning is to being stored with positional information
During Quick Response Code, by feedback of the information to control board, control board control sound prompt device sends prompting, prompts visually impaired people
The current positional information of scholar or the positional information of destination, visually impaired people is helped smoothly to arrive at.
It is 4. according to claim 2 with the powered blind man's stick for perceiving prompting of environment, it is characterised in that to be set on blind man's stick body
Infrared induction head is equipped with, the infrared signal for including positional information of infrared induction head sensing Infrared Beacon Source transmitting is described infrared
Inductive head is connected with control board：Gone out when visually impaired people holds blind man's stick, infrared induction head, which carries out infrared ray incessantly, to be believed
Number sensing, when infrared induction head sense Infrared Beacon Source transmitting the infrared signal comprising positional information when, by feedback of the information
To control board, control board control sound prompt device sends prompting, the current positional information of prompting visually impaired people or
The positional information of destination, visually impaired people is helped smoothly to arrive at.
It is 5. according to claim 3 with the powered blind man's stick for perceiving prompting of environment, it is characterised in that the Quick Response Code uses
Waterproof paster paper is made.
It is 6. according to claim 3 with the powered blind man's stick for perceiving prompting of environment, it is characterised in that the camera uses
CCD camera.
It is 7. according to claim 4 with the powered blind man's stick for perceiving prompting of environment, it is characterised in that the infrared induction head
It is arranged on lever or is arranged in stick stem.
It is 8. according to claim 4 with the powered blind man's stick for perceiving prompting of environment, it is characterised in that the infrared induction head
It is arranged on lever and stick stem.
It is 9. according to claim 2 with the powered blind man's stick for perceiving prompting of environment, it is characterised in that to be set on blind man's stick body
USB charging sockets are put, the USB charging sockets are connected with control board, and charging can be achieved by USB charging sockets.
10. a kind of as described in claim any one of 1-9 there is the powered powered perception for perceiving the blind man's stick reminded of environment to remind
Method, it is characterised in that specifically include following steps：
Step S1：Electric field induction device senses the electric-field intensity of surrounding environment in real time, and the electric-field intensity sensed is fed back into control
Circuit board processed；
Step S2：Control board judges whether electric-field intensity is more than default electric-field intensity, is, performs step S3- step S6,
It is no, perform step S7；
Step S3：Control board control sound prompt device sends auditory tone cues, prompts have band in visually impaired people's surrounding environment
Electric object, it is noted that avoid or remote；
Step S4：Control board judges whether electric-field intensity constantly increases, and is, performs step S5, no, execution step S6；
Step S5：Control board control vibration sensor starts, and controls vibration sensor to increase with the increase of electric-field intensity
Add vibration frequency, remind visually impaired people not repeat step S1- steps S2 again close to charged object；
Step S6：Vibration sensor is failure to actuate, and repeats step S1- steps S2；
Step S7：Sound prompt device is failure to actuate, and repeats step S1- steps S2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711174037.6A CN107802470A (en) | 2017-11-22 | 2017-11-22 | A kind of blind man's stick reminded with the powered perception of environment and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711174037.6A CN107802470A (en) | 2017-11-22 | 2017-11-22 | A kind of blind man's stick reminded with the powered perception of environment and method |
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| Publication Number | Publication Date |
|---|---|
| CN107802470A true CN107802470A (en) | 2018-03-16 |
Family
ID=61589411
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711174037.6A Pending CN107802470A (en) | 2017-11-22 | 2017-11-22 | A kind of blind man's stick reminded with the powered perception of environment and method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101385676A (en) * | 2007-09-13 | 2009-03-18 | 上海市吴淞中学 | Intelligent blind guiding system |
| CN202774279U (en) * | 2012-08-21 | 2013-03-13 | 上海工程技术大学 | Safe touch gloves |
| CN104631282A (en) * | 2015-01-12 | 2015-05-20 | 华东师范大学 | Blind guiding system based on electronic blind crutch and non-concave-convex blind track |
| CN105192987A (en) * | 2015-09-24 | 2015-12-30 | 国家电网公司 | Anti-electric shock work shoe |
| CN107080321A (en) * | 2017-06-16 | 2017-08-22 | 国家电网公司 | Nearly electric induction alarm insulated shoes |
-
2017
- 2017-11-22 CN CN201711174037.6A patent/CN107802470A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101385676A (en) * | 2007-09-13 | 2009-03-18 | 上海市吴淞中学 | Intelligent blind guiding system |
| CN202774279U (en) * | 2012-08-21 | 2013-03-13 | 上海工程技术大学 | Safe touch gloves |
| CN104631282A (en) * | 2015-01-12 | 2015-05-20 | 华东师范大学 | Blind guiding system based on electronic blind crutch and non-concave-convex blind track |
| CN105192987A (en) * | 2015-09-24 | 2015-12-30 | 国家电网公司 | Anti-electric shock work shoe |
| CN107080321A (en) * | 2017-06-16 | 2017-08-22 | 国家电网公司 | Nearly electric induction alarm insulated shoes |
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