CN102881195B - Braille learning machine - Google Patents
Braille learning machine Download PDFInfo
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- CN102881195B CN102881195B CN201210388043.2A CN201210388043A CN102881195B CN 102881195 B CN102881195 B CN 102881195B CN 201210388043 A CN201210388043 A CN 201210388043A CN 102881195 B CN102881195 B CN 102881195B
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Abstract
The invention discloses a braille learning machine and belongs to the electromechanical field, the braille learning machine reads braille teaching materials and audio library files through a core control microprocessor, displays braille fonts through a braille font display module, operates the system through a random access memory RAM, stores the sounding word stock information through a memory, displays the system state and related learning information through a liquid crystal display screen and generates the pronunciation of the same character through a pronunciation system to enable a leaner to convert the audition into tactile sense, and the braille learning speed can be accelerated by repeated exercise, the braille learning machine specifically comprises a braille display module, the liquid crystal display screen, a control key, a system memory, the random access memory RAM, a TF storage card interface, the core control microprocessor, a power supply part and a pronunciation module, wherein the core control microprocessor is the core of the system. The braille learning machine disclosed by the invention has the advantages of providing an auxiliary braille learning tool to help the blind to self learn and review in real time during the braille learning process to train and master braille reading.
Description
Technical field
The present invention relates to a kind of braille learning machine, especially a kind of by braille font display module demonstration braille font, and by articulatory system, sent the pronunciation of same word, make learner can make the sense of hearing be converted to the perception of sense of touch, by repeating the braille learning machine of accelerating braille study schedule.
Background technology
Braille, also referred to as braille, type, is the word of the tactilely-perceptible of a kind of blind person's of aiming at design, armrest.Braille is invented in institute in 1824 by Frenchman Louis Braille, and each Braille is a rectangular blind symbol, has six fixing points of position, and each point can protrude or not protrude, and forming 64 kinds may.Six points are divided into left and right two row, upper, middle and lower three row, and left column is called 1,2,3 points from top to bottom, and row are called 4,5,6 points from top to bottom.Existing Chinese braille represents Chinese text with the Chinese phonetic alphabet, by three blind symbols of square, represents that respectively initial consonant, simple or compound vowel of a Chinese syllable and tone form a pronunciation.The instrument that has had many help person that looks barrier to read on present society, but that professor blind person learns the aid of braille is actually rare.Current braille learning activities is that the method for study is first to learn 52 braille letters, then learns phonetic, word, sentence by the founding of braille environment.Specific practice be make blind person in having the various information of braille by Fingertip touch, listen to and beat braille word and read braille etc. and experience braille information, experience braille information, be to be taught by teacher substantially, the possibility of self-study is very little.And begining to learn the braille stage, simple is converted to sense of touch from the sense of hearing, or simple using sense of touch as what understand, first feels it is very difficult, because the information that consciousness receives is less.
Summary of the invention
The object of the present invention is to provide a kind of braille learning machine of learning braille for blind person, by braille font display module, show braille font, and by sounding module, sent the pronunciation of same word, make learner can make the sense of hearing be converted to the perception of sense of touch, and can be by repeating the braille learning machine of accelerating braille study schedule.
The present invention controls microprocessor by core and reads braille teaching material and audio repository file, by braille font display module, show braille font, random access memory ram operational system, memory storage sounding character library information, liquid crystal display screen display system state and study are for information about, and by articulatory system, sent the pronunciation of same word, specifically comprise: braille display module, LCDs, control button, system storage (Memory), random access memory ram (random access memory), TF memory card interface, core is controlled microprocessor, power pack, sounding module.Wherein, core is controlled the core that microprocessor is system, and other parts are all connected in core and control on microprocessor, and the control of controlling microprocessor by core reaches the object that assisting blind is learnt braille, wherein:
Braille display module is used for moving braille teaching material word, controls the demonstration point projection of braille display module, shows the braille of current word, to user, provides Braille to show, the reading that makes character that user shows by touch learn braille word; Control sounding module simultaneously and send the pronunciation of current word, make user read braille teaching material and audio repository file, and control switching and the setting of pressing key control system function; By core, control microprocessor and read the file in the TF storage card that TF memory card interface connects;
Wherein braille sounding character library is according to national < < Chinese Character Set Code for Informati-baseset > >, national standard number is that the Chinese word library of GB2312-80 is basis, and contrast national < < Chinese braille > >, the braille text unit that national standard number provides for GB/T 15720-2008 is made: the character library that the braille letters pronunciation that braille letters+Chinese-character pronunciation that Chinese character and this Chinese character are corresponding and this Chinese character are corresponding forms.
LCDs, for display system and running status and study for information about, and for system maintenance with obtain other staff and help to provide information;
Controlling button switches for systemic-function and arranges;
System storage is for the storage of braille teaching material and audio repository file and system file the information that deposits and take out braille sounding character library and audio repository according to the position of core control microprocessor appointment;
Random access memory (RAM) is for operational system contents of program, and the content of storage unit can arbitrarily take out on demand or deposit in, the function that storage unit has storage data and reads and writes data;
TF memory card interface is for increasing the interface of other text informations except the inner teaching material of the machine;
Power pack, for to the power supply of circuit each several part, comprises chargeable lithium cell, charge protector, DC-stabilized circuit;
Sounding module is for the sounding of word.Wherein:
Braille display module comprises: braille display module panel, which is provided with 6 contact through holes and be provided with braille contact; In the below of braille display module panel, be provided with the transmission arm rotating shaft of braille contact and supporting structure, by the transmission arm rotating shaft of braille contact and supporting structure, support a braille contact transmission arm, this transmission arm one end, braille contact is for inserting the braille contact of contact through hole, the other end is connected with the iron core being connected with braille contact transmission arm, the iron core outside being connected with braille contact transmission arm is provided with solenoid, and this solenoid and core are controlled microprocessor and be electrically connected.
Power pack comprises chargeable lithium cell, charge protector, DC-stabilized circuit.
A usage for braille learning machine, is characterized in that comprising the following steps:
A, core are controlled microprocessor operation, control microprocessor read teaching material and audio repository file by core;
B, core are controlled the demonstration point projection of the braille display module of microprocessor control, show the braille of current word;
The sounding module of c, the operation of core control microprocessor is sent the pronunciation of current word;
D, the file that reads TF memory card interface operation;
When f, system works, by core, control the operating process of microprocessor executive system as follows:
1) literal code of reading teaching material text and reading the first word according to the sequencing of word;
2) pronunciation that reads this word of TTS sound bank pronounces by voice system;
3) by braille display module, show that braille font is for blind person's touch recognition;
4) in LCDs, show pronunciation word, at this moment by button or system be set the set time and forward next word of teaching material to and carry out continue studying.
Accompanying drawing explanation
Fig. 1 is schematic flow sheet of the present invention.
Fig. 2 is the structural representation of braille display module of the present invention.
Figure number explanation: 1. braille display module, 2. LCDs, 3. control button, 4. system storage (Memory), 5. random access memory ram, 6.TF memory card interface, 7. core is controlled microprocessor, 8. power pack, 9. sounding module, 10. braille display module panel, 11. braille contacts, 12. braille contact transmission arms, the 13. transmission arm rotating shaft of braille contact and supporting structures, 14. braille contact transmission arm back-moving springs, 15. iron cores that are connected with braille contact transmission arm, 16. solenoids, 17. contact through holes.
Embodiment
As shown in Figure 1, be schematic flow sheet of the present invention.It includes: by touch, show character, to user, provide Braille to show, make the braille display module 1 of the character study braille word read that user shows by touch, for display system and state and learning information, for system maintenance with obtain the LCD LCDs 2 that other staff help to provide information, the control button 3 that switches and arrange for systemic-function, storage for braille teaching material and audio repository file and system file, and deposit and take out the system storage (Memory) 4 of the information of braille sounding character library and audio repository according to the position of core control microprocessor appointment, random access memory ram 5 for operational system program, TF memory card interface 6 for increasing auxiliary teaching material and data, core is controlled microprocessor 7, and the power supply 8 for the power supply of circuit each several part, comprises chargeable lithium cell, charge protector, DC-stabilized circuit, the sounding module 9 that is used for the sounding of braille word.
Wherein, braille display module 1 comprises braille display module panel 10, braille contact 11, braille contact transmission arm 12, the transmission arm rotating shaft of braille contact and supporting structure 13, braille contact transmission arm back-moving spring 14, the iron core 15, solenoid 16, the contact through hole 17 that are connected with braille contact transmission arm; The surface of its braille display module panel 10 has two row contact through holes 17, and every row are equipped with three contact through holes, and system can have a plurality of individual character modules as required.Specifically comprise the following steps: that power pack 8 is for each several part power supply, by core, control microprocessor 7 and read teaching material, and audio repository file operational system, control switching and the setting of button 3 control system functions, system random access memory ram 5 working procedures, system storage (Memory) 4 stores sounding character library and system program, LCD LCDs 2 display system running status and learning informations, this core is controlled the demonstration point projection of the teaching material word control braille display module 1 of microprocessor 7 operations, that is braille contact, the braille that shows current word, core is controlled the teaching material word of microprocessor 7 operations, control sounding module 9 and send the pronunciation of current word, by core, control microprocessor 7 and read file the operation in the TF storage card that TF memory card interface 6 connects,
A usage for braille learning machine, comprises the following steps:
A, core are controlled microprocessor 7 operations, control microprocessor 7 read teaching material and audio repository file by core;
B, core are controlled the braille display module 1 demonstration point projection that microprocessor 7 is controlled, and show the braille of current word;
The sounding module 9 of c, 7 operations of core control microprocessor is sent the pronunciation of current word;
D, the file that reads TF memory card interface 6 operation;
When e, system works, by core, control microprocessor 7 executive system operating process as follows:
1) literal code of reading teaching material text and reading the first word according to the sequencing of word;
2) pronunciation that reads this word of TTS sound bank pronounces by sound circuit;
3) by braille display module 1, show that braille font is for blind person's touch recognition;
4) in LCD LCDs 2, show pronunciation word.At this moment by button or system being set the set time forwards next word of teaching material to and carries out continue studying.
As shown in Figure 2, be the structural representation of braille display module of the present invention, the surface of braille display module panel 10 has two row contact through holes 17, and every row are equipped with three contact through holes 17, and system can have a plurality of individual character modules as required; Braille contact 11 is positioned at contact through hole 17 inside, and braille contact transmission arm 12 is by a braille contact transmission arm rotating shaft and supporting structure 13 and be provided with braille contact transmission arm back-moving spring 14 supports.Transmission arm 12 end places in braille contact are connected with the iron core 15 being connected with braille contact transmission arm, the outside solenoid 16 matching with its power that is wound around of this iron core 15.When solenoid 16 no power, by braille contact transmission arm back-moving spring 14, make braille contact 11 equal with braille display module panel 10 planes, display module does not show braille; When solenoid 16 energising, the iron core 15 by attracting to be connected with braille contact transmission arm, makes braille contact 11 to upper process by braille contact transmission arm 12, protrudes from the surface of braille display module panel 10, and plane shows Braille.
Claims (1)
1. a braille learning machine, it is characterized in that: by core, control microprocessor and read braille teaching material and audio repository file, by braille display module (1), show braille font, random access memory ram operational system, system storage (4) stores sounding character library information, liquid crystal display screen display system state and study are for information about, and by sounding module, sent the pronunciation of same word, make learner can make the sense of hearing be converted to the perception of sense of touch, and can accelerate braille study schedule by repeating, specifically comprise: braille display module (1), LCDs (2), control button (3), system storage (4), random access memory ram (5), TF memory card interface (6), core is controlled microprocessor (7), power pack (8), sounding module (9), wherein, core is controlled the core that microprocessor (7) is system, other parts are all connected in core and control on microprocessor (7), the control of controlling microprocessor (7) by core reaches the object that assisting blind is learnt braille, wherein:
Braille sounding character library is according to national < < Chinese Character Set Code for Informati-baseset > >, national standard number is that the Chinese word library of GB2312-80 is basis, and contrast national < < Chinese braille > >, the braille text unit that national standard number provides for GB/T15720-2008 is made: the character library that the braille letters pronunciation that braille letters+Chinese-character pronunciation that Chinese character and this Chinese character are corresponding and this Chinese character are corresponding forms,
Core is controlled microprocessor (7) for moving braille teaching material word, control the demonstration point projection of braille display module, the braille that shows current word, to user, provide Braille to show, make the reading of the character study braille word that user shows by touch, control sounding module simultaneously and send the pronunciation of current word, make user read braille teaching material and audio repository file; By switching and the setting of controlling button (3) control system function; By core, control microprocessor (7) and read the file being connected with TF memory card interface (6);
LCDs (2) for display system and running status and study for information about, and for system maintenance with obtain other staff and help to provide information;
Controlling button (3) switches for systemic-function and arranges;
System storage (4) is for the storage of braille teaching material and audio repository file and system file the information that deposits and take out braille sounding character library and audio repository according to the position of core control microprocessor appointment;
Random access memory ram (5) is for operational system program, and the content of storage unit can arbitrarily take out on demand or deposit in, the function that storage unit has storage data and reads and writes data;
TF memory card interface (6) is the interface for increasing auxiliary teaching material and data;
Power pack (8) is used to the power supply of circuit each several part, comprises chargeable lithium cell, charge protector, DC-stabilized circuit;
Sounding module (9) consists of DA change-over circuit, audio amplifier circuit, sounding component, for converting word to simulating signal at audio digital signal corresponding to character library, is amplified and promote sounding component sounding by amplifying circuit;
Wherein braille display module (1) comprising: braille display module panel (10), which is provided with 6 contact through holes (17) and be provided with braille contact (11); In the below of braille display module panel (10), be provided with the transmission arm rotating shaft of braille contact and supporting structure (13), by the transmission arm rotating shaft of braille contact and supporting structure (13), support a braille contact transmission arm (12), braille contact transmission arm (12) one end is for inserting the braille contact (11) of contact through hole (17), one end is connected with iron core (15), the outside of iron core (15) is provided with solenoid (16), and solenoid (16) is controlled microprocessor (7) with core and is electrically connected;
Wherein
The usage of braille learning machine comprises the following steps:
A, core are controlled microprocessor (7) operation, control microprocessor (7) read teaching material and audio repository file by core;
B, core are controlled the demonstration point projection of the braille display module (1) of microprocessor (7) control, show the braille of current word;
The sounding module (9) of c, core control microprocessor (7) operation is sent the pronunciation of current word;
D, the file that reads TF memory card interface (6) operation;
When e, system works, by core, control microprocessor (7) executive system operating process as follows:
1) literal code of reading teaching material text and reading the first word according to the sequencing of word;
2) pronunciation that reads this word of TTS sound bank pronounces by voice system;
3) by braille display module, show that braille font is for blind person's touch recognition;
4) in LCDs (2), show pronunciation word, by button or system be set the set time and forward next word of teaching material to and carry out continue studying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210388043.2A CN102881195B (en) | 2012-10-15 | 2012-10-15 | Braille learning machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210388043.2A CN102881195B (en) | 2012-10-15 | 2012-10-15 | Braille learning machine |
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| CN102881195A CN102881195A (en) | 2013-01-16 |
| CN102881195B true CN102881195B (en) | 2014-08-06 |
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| CN201210388043.2A Active CN102881195B (en) | 2012-10-15 | 2012-10-15 | Braille learning machine |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679149B (en) * | 2016-03-11 | 2018-06-19 | 浙江理工大学 | Electromagnetic type braille display device is driven to show the integrated circuit of Braille |
| CN108305535A (en) * | 2018-01-15 | 2018-07-20 | 段皓然 | A kind of learning machine method and learning machine suitable for blind person |
| CN111047949A (en) * | 2019-09-19 | 2020-04-21 | 谭巍 | Braille reader for realizing random text reading based on self-built Chinese character Braille library |
| CN113299160B (en) * | 2021-04-16 | 2022-08-30 | 浙江理工大学 | Auxiliary space conception training system and training method for visually impaired people |
| CN113963603A (en) * | 2021-11-02 | 2022-01-21 | 杭州职业技术学院 | Novel blind person electronic book |
| CN114627730A (en) * | 2022-03-31 | 2022-06-14 | 北京科技大学 | Braille electronic book |
| CN114913745B (en) * | 2022-05-26 | 2023-07-18 | 深圳大学 | Braille reader, braille coding method and system |
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