CN106798631A - Sweep and survey barrier blind-guide brick and its control method - Google Patents

Sweep and survey barrier blind-guide brick and its control method Download PDF

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Publication number
CN106798631A
CN106798631A CN201710046967.7A CN201710046967A CN106798631A CN 106798631 A CN106798631 A CN 106798631A CN 201710046967 A CN201710046967 A CN 201710046967A CN 106798631 A CN106798631 A CN 106798631A
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CN
China
Prior art keywords
chip microcomputer
supporting plate
swing
blind
travel mechanism
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.)
Pending
Application number
CN201710046967.7A
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Chinese (zh)
Inventor
陈俊
孙志聪
吴海金
陈琪
李毅
黄志坤
杨煌威
张祎文
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Fuzhou University
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Fuzhou University
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Publication date
Application filed by Fuzhou University filed Critical Fuzhou University
Priority to CN201710046967.7A priority Critical patent/CN106798631A/en
Publication of CN106798631A publication Critical patent/CN106798631A/en
Pending legal-status Critical Current

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    • 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
    • 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

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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

Swept the present invention relates to one kind and survey barrier blind-guide brick and its control method, including:One travel mechanism, the voice module for being arranged at the holding rod of the moving structure rear end lateral wall, the single-chip microcomputer being arranged on rear side of the travel mechanism upper surface, being arranged at travel mechanism upper surface rear side and be connected with single-chip microcomputer, it is arranged at the swing arm that travel mechanism upper surface front side and the steering wheel that is connected with single-chip microcomputer, a lateral wall are connected by the swing contact switch that connector is connected with steering wheel output shaft with swing contact another lateral wall of switch;Stationary contact ground connection in swing contact switch, movable contact is connected with the single-chip microcomputer.Surveyed the invention provides one kind sweeping and hinder blind-guide brick, can automatically surveyed and hinder and accurate convenient, survey barrier scope is wider, carries night prompting and retrieval function.

Description

Sweep and survey barrier blind-guide brick and its control method
Technical field
Barrier blind-guide brick and its control method are surveyed the present invention relates to blind-guiding stick technical field, particularly a kind of sweeping.
Background technology
Tradition in daily life, has some as special populations such as blind person, the elderlys, exists in terms of guiding of walking many Inconvenience.Investigation display, current China about 5,000,000 blind persons account for the 18% of world blind person sum, according to the 6th national population Census data, national over-65s population proportion is 7%.These special populations need to be filled by certain guide when walking alone Guided path and detecting obstacles thing are put, the blind-guide device that such as old man and blind person are commonly used is walking stick.Blind person is tapped using walking stick Ground, the barrier within blind person can be helped to find 0. 5 meters of scopes.Blind guiding stick is inexpensive durable, easy to use, thus application Extensively.But its shortcoming is it is also obvious that its major defect is that spy barrier scope is small, it is impossible to detective distance barrier farther out, Er Qiexu Constantly to go to tap ground manually, it is more not humane to attempt acquired disturbance thing information.Additionally, for blind person, often Need to find in the dark the position of crutch, this is also a troublesome problem.
Additionally, more convenient, the existing multinomial technological invention on guide equipment at present in order that blind person goes on a journey, but mostly Device is all costly and cumbersome, is not easy to old man and blind person uses.
The content of the invention
Swept it is an object of the invention to provide one kind and survey barrier blind-guide brick and its control method, to overcome in the prior art The defect of presence.
To achieve the above object, the technical scheme is that:One kind sweeps surveys barrier blind-guide brick, including:One moving machine Structure, be arranged at the holding rod of the moving structure rear end lateral wall, the single-chip microcomputer being arranged on rear side of the travel mechanism upper surface, set In travel mechanism upper surface rear side and be connected with the single-chip microcomputer voice module, be arranged on front side of the travel mechanism upper surface And the steering wheel that is connected with the single-chip microcomputer, a lateral wall are opened by the swing contact that connector is connected with the steering wheel output shaft Close and switch the swing arm that another lateral wall is connected with the swing contact;Stationary contact ground connection in the swing contact switch, moves Contact is connected with the single-chip microcomputer.
In an embodiment of the present invention, the swing contact switch includes a pair of supporting plates;A wherein supporting plate is by setting The articulated elements being placed in the middle part of madial wall is hinged with another supporting plate;The articulated elements both sides are symmetrically arranged with spring, and spring Two ends correspondence is fixedly connected with two supporting plate madial walls;Wherein also it is symmetrically arranged with as stationary contact on the madial wall of a supporting plate A pair of sheet metals of point;The sheet metal ground connection;It is correspondingly arranged on the madial wall of another supporting plate and is matched with the sheet metal And used as the metal column of movable contact, one end of metal column is fixedly connected with another supporting plate, and the other end extends to the sheet metal; The metal column is connected with the single-chip microcomputer.
In an embodiment of the present invention, the front end outer side wall of the moving structure is additionally provided with indicator lamp, the moving machine Structure upper surface rear side is additionally provided with a photo resistance, and the indicator lamp is connected with the photo resistance with the single-chip microcomputer.
In an embodiment of the present invention, the travel mechanism upper surface rear side is additionally provided with distant with what the single-chip microcomputer was connected Control module receiver;The remote control module receiver is matched with remote control module transmitter.
In an embodiment of the present invention, the single-chip microcomputer uses PIC12F675 or STC51.
In an embodiment of the present invention, the voice module uses LMD102.
In an embodiment of the present invention, the steering wheel uses MG996R.
In an embodiment of the present invention, the remote control module uses 2272-M4.
Further, a kind of control method for sweeping and surveying barrier blind-guide brick is also provided, the single-chip microcomputer is according to default PWM Ripple signal, controls the steering wheel left-right rotation, and drive the swing arm to sweep;User passes through holding rod in the way of hand push Travel mechanism is promoted to move forward;When the swing arm touches barrier, the swing arm stress connects with the swing arm Movable contact is contacted with stationary contact in the swing contact switch for connecing, and the swing contact switch is triggered, and the single-chip microcomputer receives institute The trigger signal that swing contact switch is uploaded is stated, controls the steering wheel to invert after process signal, and sent out by the voice module Go out voice signal, remind user.
In an embodiment of the present invention, the swing contact switch includes a pair of supporting plates;A wherein supporting plate is by setting The articulated elements being placed in the middle part of madial wall is hinged with another supporting plate;The articulated elements both sides are symmetrically arranged with spring, and spring Two ends correspondence is fixedly connected with two supporting plate madial walls;Wherein also it is symmetrically arranged with as stationary contact on the madial wall of a supporting plate A pair of sheet metals of point;The sheet metal ground connection;It is correspondingly arranged on the madial wall of another supporting plate and is matched with the sheet metal And used as the metal column of movable contact, one end of metal column is fixedly connected with another supporting plate, and the other end extends to the sheet metal; The metal column is connected with the single-chip microcomputer;When the power that the swing arm side is subject to barrier to provide, the swing contact The spring of opposite side is compressed in switch, and the metal column of the side is connected with sheet metal, and the single-chip microcomputer is that can recognize that the signal; After the swing arm is turned round, two springs restPose.
Compared to prior art, the invention has the advantages that:
1. can automatically detecting obstacles thing, it is wider to survey barrier scope, for the trip of friend blind person or the elderly provides barrier Judge, and when user needs the device, certain prompting can be provided for user.
2. compared with common blind-guiding stick, blind-guide brick proposed by the invention has the characteristics of more intelligence facilitates, while With more abundant function, hommization more convenient using process eliminates the action beaten manually, and voice message is more Clearly.
3. the combination of steering wheel and contact switch, realizes the function of sweeping and survey barrier, while adding night to remind and remote control Retrieval function, so as to be brought great convenience to user's trip.
Brief description of the drawings
Fig. 1 is a kind of structural representation for sweeping survey barrier blind-guide brick in the present invention.
Fig. 2 is a kind of system block diagram for sweeping survey barrier blind-guide brick in the present invention.、
Fig. 3 is swing contact construction of switch figure in the present invention.
Fig. 4 is to sweep in the present invention to survey the flow chart that barrier blind-guide brick realizes guide.
Specific embodiment
Below in conjunction with the accompanying drawings, technical scheme is specifically described.
The present invention provides a kind of sweeping and surveys barrier blind-guide brick, as shown in Fig. 1 ~ Fig. 3, including:One travel mechanism, it is arranged at this The holding rod 6 of moving structure rear end lateral wall, the single-chip microcomputer 4 being arranged on rear side of the travel mechanism upper surface, it is arranged at the movement Mechanism upper surface rear side and be connected with the single-chip microcomputer voice module 7, be arranged on front side of the travel mechanism upper surface and with list The connected steering wheel 2 of piece machine, a lateral wall switch 1 and swing contact by the swing contact that connector 8 is connected with steering wheel output shaft Switch the connected swing arm 3 of another lateral wall;Stationary contact ground connection in swing contact switch, movable contact and the single-chip microcomputer phase Even.
Further, in the present embodiment, travel mechanism includes a supporting table and is arranged at the supporting table lower surface Road wheel 5.
Further, in the present embodiment, swing contact switch includes a pair of supporting plates;Wherein a supporting plate 11 is by setting The articulated elements 12 being placed in the middle part of madial wall is hinged with another supporting plate 13;Articulated elements both sides are symmetrically arranged with spring 14, and spring Two ends correspondence be fixedly connected with two supporting plate madial walls;Wherein also it is symmetrically arranged with as quiet on the madial wall of a supporting plate A pair of sheet metals 15 of contact;The sheet metal ground connection;It is correspondingly arranged on the madial wall of another supporting plate and the sheet metal Match and as the metal column 16 of movable contact, one end of metal column is fixedly connected with another supporting plate, and the other end prolongs to sheet metal Stretch;Metal column is connected with single-chip microcomputer.It is preferred that sheet metal can use copper sheet and copper post with metal column
Further, as shown in Fig. 2 single-chip microcomputer produces PWM ripple signals, control steering wheel left-right rotation and drive lightweight cross bar to sweep It is dynamic.Move forward crutch in the way of hand push, when cross bar touches barrier, cross bar stress, the contact switch on cross bar It is triggered, single-chip microcomputer receives signal, steering wheel reversion is controlled after process signal, and send voice signal, reaches the purpose of prompting.Touch Point switch critical piece is two groups of contacts of middle tumbler and both sides.Two metal columns are connected two holding wires respectively, With being grounded, when single front rail is subject to the power of left surface, right side spring is compressed two sheet metals, and right side contact is switched on, The circuit is grounded, and single-chip microcomputer is that can recognize that the signal.After cross bar is turned round, two spring reset contacts disconnect, and recover initial State.When right side stress similarly.
Further, in the present embodiment, the front end outer side wall of moving structure is additionally provided with indicator lamp 9, in travel mechanism End face rear side is additionally provided with a photo resistance 10, and indicator lamp is connected with photo resistance with single-chip microcomputer.Preferably, the indicator lamp is adopted Use LED.Photosensitive circuit opens attention gatter when may be implemented in the darks such as night, remind passerby.
Further, in the present embodiment, travel mechanism upper surface rear side is additionally provided with the remote control mould being connected with single-chip microcomputer Block receiver 11;The remote control module receiver is matched with remote control module transmitter.When user presses remote control module transmitter phase Button is closed, remote control module receiver receives signal, and by single-chip microcomputer, makes sound module to send the tinkle of bells, easy to find.
Further, in the present embodiment, single-chip microcomputer uses PIC12F675 or STC51.Voice module uses LMD102. Steering wheel uses MG996R.Remote control module uses 2272-M4.
Further, in the present embodiment, also including a power module that power supply is provided for single-chip microcomputer.
Above is presently preferred embodiments of the present invention, all changes made according to technical solution of the present invention, produced function work During with scope without departing from technical solution of the present invention, protection scope of the present invention is belonged to.

Claims (10)

1. a kind of sweeping surveys barrier blind-guide brick, it is characterised in that including:One travel mechanism, it is arranged at outside the moving structure rear end The holding rod of side wall, the single-chip microcomputer being arranged on rear side of the travel mechanism upper surface, be arranged at travel mechanism upper surface rear side and The voice module that is connected with the single-chip microcomputer, it is arranged at travel mechanism upper surface front side and the rudder being connected with the single-chip microcomputer Machine, a lateral wall are switched by the swing contact that connector is connected with the steering wheel output shaft and the swing contact is switched separately The connected swing arm of one lateral wall;Stationary contact ground connection in the swing contact switch, movable contact is connected with the single-chip microcomputer.
2. according to claim 1 sweeping surveys barrier blind-guide brick, it is characterised in that the swing contact switch includes a pair Supporting plate;A wherein supporting plate is hinged by being arranged at the articulated elements in the middle part of madial wall with another supporting plate;The articulated elements two Side is symmetrically arranged with spring, and the two ends correspondence of spring is fixedly connected with two supporting plate madial walls;Wherein a supporting plate is interior Also it is symmetrically arranged with the wall of side as a pair of sheet metals of stationary contact;The sheet metal ground connection;On the madial wall of another supporting plate It is correspondingly arranged on and matched with the sheet metal and as the metal column of movable contact, one end of metal column is fixed with another supporting plate and connected Connect, the other end extends to the sheet metal;The metal column is connected with the single-chip microcomputer.
3. according to claim 1 sweeping surveys barrier blind-guide brick, it is characterised in that the front end outer side wall of the moving structure Indicator lamp is additionally provided with, the travel mechanism upper surface rear side is additionally provided with a photo resistance, and the indicator lamp is photosensitive with described Resistance is connected with the single-chip microcomputer.
4. according to claim 1 sweeping surveys barrier blind-guide brick, it is characterised in that the travel mechanism upper surface rear side is also It is provided with the remote control module receiver being connected with the single-chip microcomputer;The remote control module receiver is matched with remote control module transmitter.
5. barrier blind-guide brick is surveyed in the sweeping according to claim 1,2,3 or 4, it is characterised in that the single-chip microcomputer is used PIC12F675 or STC51.
6. barrier blind-guide brick is surveyed in the sweeping according to claim 1,2,3 or 4, it is characterised in that the voice module is used LMD102。
7. barrier blind-guide brick is surveyed in the sweeping according to claim 1,2,3 or 4, it is characterised in that the steering wheel is used MG996R。
8. according to claim 4 sweeping surveys barrier blind-guide brick, it is characterised in that the remote control module uses 2272-M4.
9. the control method of barrier blind-guide brick is surveyed in a kind of sweeping based on described in any one of claim 1 to 8, it is characterised in that The single-chip microcomputer controls the steering wheel left-right rotation, and drive the swing arm to sweep according to default PWM ripples signal;Use Person promotes travel mechanism to move forward in the way of hand push by holding rod;It is described when the swing arm touches barrier Swing arm stress, movable contact is contacted with stationary contact in the swing contact switch being connected with the swing arm, and the swing contact is opened Pass is triggered, and the single-chip microcomputer receives the trigger signal that the swing contact switch is uploaded, and the steering wheel is controlled after process signal Reversion, and voice signal is sent by the voice module, remind user.
10. it is according to claim 9 to sweep the control method for surveying barrier blind-guide brick, it is characterised in that the swing contact Switch includes a pair of supporting plates;A wherein supporting plate is hinged by being arranged at the articulated elements in the middle part of madial wall with another supporting plate; The articulated elements both sides are symmetrically arranged with spring, and the two ends correspondence of spring is fixedly connected with two supporting plate madial walls;Wherein Also it is symmetrically arranged with the madial wall of one supporting plate as a pair of sheet metals of stationary contact;The sheet metal ground connection;Another support Be correspondingly arranged on the madial wall of plate and matched with the sheet metal and as the metal column of movable contact, one end of metal column with it is another Supporting plate is fixedly connected, and the other end extends to the sheet metal;The metal column is connected with the single-chip microcomputer;When the swing arm When side is subject to the power that barrier is provided, the spring of opposite side is compressed in swing contact switch, and the side metal column Connected with sheet metal, the single-chip microcomputer is that can recognize that the signal;After the swing arm is turned round, two springs recover initial shape State.
CN201710046967.7A 2017-01-22 2017-01-22 Sweep and survey barrier blind-guide brick and its control method Pending CN106798631A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710046967.7A CN106798631A (en) 2017-01-22 2017-01-22 Sweep and survey barrier blind-guide brick and its control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710046967.7A CN106798631A (en) 2017-01-22 2017-01-22 Sweep and survey barrier blind-guide brick and its control method

Publications (1)

Publication Number Publication Date
CN106798631A true CN106798631A (en) 2017-06-06

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Application Number Title Priority Date Filing Date
CN201710046967.7A Pending CN106798631A (en) 2017-01-22 2017-01-22 Sweep and survey barrier blind-guide brick and its control method

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2240972Y (en) * 1995-09-15 1996-11-27 韩双喜 Walking guide barrow for blind person
CN2907642Y (en) * 2006-05-19 2007-06-06 北京工业大学 Walking stick for guiding blind person
CN101084853A (en) * 2006-06-06 2007-12-12 沈阳工业大学 Floor type photoelectric blind stick
CN202366117U (en) * 2011-10-25 2012-08-08 南京科健新电子科技有限公司 Electronic navigation blind-guiding stick
CN204723359U (en) * 2015-06-25 2015-10-28 徐德坤 Portable multifunctional guide Push rod hand cart
CN207101485U (en) * 2017-01-22 2018-03-16 福州大学 Sweep and survey barrier blind-guide brick

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2240972Y (en) * 1995-09-15 1996-11-27 韩双喜 Walking guide barrow for blind person
CN2907642Y (en) * 2006-05-19 2007-06-06 北京工业大学 Walking stick for guiding blind person
CN101084853A (en) * 2006-06-06 2007-12-12 沈阳工业大学 Floor type photoelectric blind stick
CN202366117U (en) * 2011-10-25 2012-08-08 南京科健新电子科技有限公司 Electronic navigation blind-guiding stick
CN204723359U (en) * 2015-06-25 2015-10-28 徐德坤 Portable multifunctional guide Push rod hand cart
CN207101485U (en) * 2017-01-22 2018-03-16 福州大学 Sweep and survey barrier blind-guide brick

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Application publication date: 20170606