CN2055277U - Card learning machine - Google Patents
Card learning machine Download PDFInfo
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- CN2055277U CN2055277U CN 89205932 CN89205932U CN2055277U CN 2055277 U CN2055277 U CN 2055277U CN 89205932 CN89205932 CN 89205932 CN 89205932 U CN89205932 U CN 89205932U CN 2055277 U CN2055277 U CN 2055277U
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- Prior art keywords
- circuit
- card
- answer
- exercise question
- learning machine
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Abstract
The utility model belongs to a device for identifying characters or figures. The device is composed of a recognition circuit for the card of a title, a recognition circuit for the card of an answer, an arithmetic comparison circuit, a display circuit for correctness and wrong, a sound control circuit, a sound circuit, a counting circuit, a music circuit and a vocalization element. The utility model can check answers, can display sound and light, and can count learning scores. The device is suitable for young children to look at a pattern and know a word, pupils to verify a digital answer, students to carry out a self-training for a standardization examination, and old people to play a puzzle game. The utility model can also be used as an electronic intelligent toy for children.
Description
The utility model belongs to the device that is used for identification character or identification figure.
" the children's learner " that Hangzhou childlike innocence Toy Factory produces, it uses scraps of paper that are printed on several problems and answer to be placed on the learner, the learner couples together problem and answer with a lead by corresponding jack, if it is bright to connect correct lamp, if the true lamp of malunion does not work.There are 3 deficiencies at least in this children's learner:
1, can not list several problems and answer on the very big scraps of paper at one, difficulty is big, is not easy to the head of a family and teacher and sets a question voluntarily for child and student's exercise, and the kind and the scope of exercise question also are restricted;
2, be used for children and learn to read with the aid of pictures when practising, can not cooperate figure to produce analog audio, lack interesting;
3, the function that does not have school grade to add up automatically, show.
The purpose of this utility model is a kind of novel learning machine of design, and this learning machine will have automatic verification answer, automatically the function of statistical learning achievement and generation analog audio.
The utility model comprises exercise question card identification circuit, answer card identification circuit, computing comparator circuit, the display circuit of correcting errors, sound control circuit, acoustics circuit, counting circuit, music circuit, and sounding component.Input end at the computing comparator circuit is connected with exercise question card identification circuit and answer card identification circuit, three tunnel outputs are arranged on the output terminal of computing comparator circuit, one the tunnel is connected to sound control circuit, acoustics circuit and the sounding component of mutual series connection, another road is connected to the display circuit of correcting errors, Third Road is connected to the counting circuit and the music circuit of mutual series connection, two-way output is arranged on the output terminal of music circuit, one the tunnel connects the display circuit of correcting errors, another road sending and receiving sound component, the output terminal of acoustics circuit is connected with the display circuit of correcting errors.The components and parts of foregoing circuit are assemblied on the printed circuit board (PCB), and printed circuit board (PCB) is packed in the shell of similar writing case, are provided with two windows that can insert exercise question card and answer card in case surface.
The utlity model has following characteristics:
1, of many uses, the function that not only has the check and correction answer, the function that also has acousto-optic demonstration and statistical learning achievement, thereby expanded purposes, be applicable to that the child learns to read with the aid of pictures, the pupil checks the mathematics answer, the university student carries out the standardization examination self training, and the elderly's quiz game and children's electronic intelligence toy can also be put schooling apparatus as writing case;
2, price is low, little power consumption, and about 15 yuan of every costs, quiescent dissipation is less than 5ma;
3, circuit need not debugged, as long as component quality is good, installs errorlessly, and energized gets final product work;
4, simple to operate, only need exercise question card and answer card inserted in the corresponding window and get final product.
Describe circuit structure of the present utility model in detail below in conjunction with drawings and Examples, principle of work and using method.
Accompanying drawing 1 is a circuit structure block scheme of the present utility model, among the figure: (1) is exercise question card identification circuit, (2) be answer card identification circuit, (3) are the computing comparator circuit, and (4) are sound control circuit, (5) be acoustics circuit, (6) be sounding component, (7) are the display circuit of correcting errors, and (8) are counting circuit, (9) be music circuit, (10) are power supply.
Accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, accompanying drawing 5, accompanying drawing 6, provided embodiment of the present utility model, wherein:
Accompanying drawing 2 is electrical schematic diagrams;
Accompanying drawing 4 is exercise question card and answer sheet chip architecture synoptic diagram;
Accompanying drawing 5 is exercise question card synoptic diagram;
Accompanying drawing 6 is answer card synoptic diagram;
Exercise question card identification circuit (1) comprises exercise question identification circuit (11) and exercise question card (13) two parts, and exercise question identification circuit (11) is by one group of reed contact-making switch K
W1, K
W2, K
W3, K
W4And resistance R
1, R
2, R
3, R
4Form, answer card identification circuit (2) comprises answer identification circuit (12) and answer card (14) two parts, and answer identification circuit (12) is by one group of reed contact-making switch K
D1, K
D2, K
D3, K
D4And resistance R
5, R
6, R
7, R
8Form by (referring to accompanying drawing 2, accompanying drawing 3).In the accompanying drawing 3: (15) are posting, and (16) are phosphorus bronze sheet, and (17) are Copper Foil.
Exercise question card (13) is identical with the structure of answer card (14), all form (referring to accompanying drawing 4) by content regions (18) and code area (19), the binary digital encoding breach that adopt code area (19) is also identical, difference is content regions (18) the subscript exercise question of exercise question card (13), the corresponding answer of content regions (18) subscript (referring to accompanying drawing 5, accompanying drawing 6) of answer card (14)
Computing comparator circuit (3) is formed (referring to accompanying drawing Fig. 2) by biconditional gate CD4077B with door CD4082B.
Sound control circuit (4) is by reed contact-making switch K
S1, K
S2, K
S3, K
S4, K
S5, diode D, resistance R
9, R
10, R
11, R
12Constitute K
S1, K
S2, K
S3, K
S4The duty of control choosing sound, K
S5Be used for the conversion oscillation resistance.Acoustics circuit (5) is formed (referring to accompanying drawing 2) by CMOS four tones of standard Chinese pronunciation audio ic KD9561
Sounding component (6) is selected the loudspeaker (referring to accompanying drawing 2) of 0.25W8 Ω for use.
Correct errors display circuit (7) by transistor T
1, T
2, T
3And Red LED1 LED
1, green LED
2The on-off circuit of forming constitutes (referring to accompanying drawing 2).
Counting circuit (8) is by CMOS decade counter/No. ten pulsqe distributor CD4017B with by transistor T
4-T
13, LED
3-LED
12, resistance R
16-R
25The transistor driver circuit of forming constitutes (referring to accompanying drawing 2).
Music circuit (9) constitutes (referring to accompanying drawing 2) by CMOS music integrated chip KD9300.
Power supply (10) adopts No. 5 battery series connection of two joint 1.5V, by K switch control break-make.
(referring to accompanying drawing 2).
Principle of work of the present utility model is:
Binary number is by 0 and 1 expression, and the N bit can have 2
NPlant and arrange, just have 2 as tetrad
4=16 kinds of arrangements, they are 0000,0001,1001,1010 ... 1111, if in the code area (19) of exercise question card (13) and answer card (14) (referring to accompanying drawing 4,5,6), " 0 " corresponding to the scale-of-two four figures locates to make a call to a breach, " 1 " is located motionless, as scale-of-two four figures 0101, and the breach on the code area (19) of exercise question card (13) and answer card (14), shown in accompanying drawing 5 and accompanying drawing 6, the mode of this coding can be discerned with circuit.
The circuit of breach is called identification circuit on the identification card, that is the circuit of identification exercise question card (13) breach is exercise question identification circuit (11), the circuit of identification answer card (14) breach is answer identification circuit (12), its function is that exercise question card (13) and answer card (14) are gone up the number group that the binary number code character of representing with breach is transformed into the electricity consumption signal indication, this function can realize with the reed contact-making switch shown in the accompanying drawing 3, each represented in each reed contact-making switch and exercise question card (13) and answer card (14) code area (19) number is corresponding one by one, after card (13) is inserted exercise question identification circuit (11), reed contact-making switch corresponding to jagged position is still closed, and disconnect for the insulated exercise question card of the reed contact-making switch that does not have gap position (13), the A end was output as " 0 " when the reed contact-making switch was closed, the A end is output as " 1 " (referring to accompanying drawing 2) during disconnection, so an exercise question card of every insertion (13) just has one group of corresponding binary numeral at A
1-A
4End output (referring to accompanying drawing 2).In like manner, an answer card of every insertion (14), with regard to have one group with answer card (14) on breach encode corresponding binary numeral at B
1-B
4End output (referring to accompanying drawing 2).
The effect of computing comparator circuit (3) is exactly will be by A
1-A
4End and B
1-B
4Two groups of binary numerals of end output are as importing and comparing, export its comparative result, if two groups of binary numerals of input are identical, it is output as " 1 ", if two groups of binary numeral differences of input, it is output as " 0 ", and this circuit has adopted the CMOS biconditional gate, its logical expression is F=AB+AB, has constituted core component of the present utility model with aforesaid exercise question card identification circuit (1) and answer card identification circuit (2).Total the above, has only answer card (14) when exercise question card (13) that inserts and insertion when breach is just the same, the output of four biconditional gates is " 1 " entirely, " Q " end output at 4 inputs and door CD4082B could be " 1 " (referring to accompanying drawing 2), show that exercise question and answer are corresponding, otherwise, be output as " 0 " at " Q " end, show that exercise question is not corresponding with answer.
Acoustics circuit of the present utility model (5) for improve the user particularly child's learning interest set up, it selects CMOS four tones of standard Chinese pronunciation audio ic KD9561 for use, control by sound control circuit (4), produce analog audio, make with the aid of picturesly, character learning, the sound equipment three combines.The utility model can produce machine gun sound, fire engine sound, ambulance sound and four kinds of basic sound equipments of police car sound with KD9561, by changing the resistance R of sound control circuit (4)
11, R
12Resistance, can change the parameter of oscillation of KD9561, thereby can produce the sound equipment that makes new advances, reed contact-making switch K is as shown in Figure 3 adopted in the control of the change of parameter of oscillation and choosing sound duty
S1, K
S2, K
S3, K
S4, K
S5, control its switching by the breach on the exercise question card (3).
Display circuit (7) transistor T of correcting errors
2, T
3On off state be subjected to computing comparator circuit (3) Q output signal control, at transistor T
1Under the situation of conducting, if the output terminal Q=1 of computing comparator circuit (3), transistor T
3Conducting, green LED
2Bright, transistor T
2End Red LED1 LED
1Go out; During Q=0, T
2Conducting, Red LED1 LED
1Bright, T
3End, green light emitting diode goes out.Transistor T
1Conducting be subjected to the control of acoustics circuit (5) and music circuit (9) output signal, when not having acoustic signal and music signal, transistor T
1Pass through R
14Obtain base current and conducting, when acoustic signal and music signal, transistor T
1Base potential change transistor T with the variation of signal
1The also corresponding change of collector current, so Red LED1 LED
1Or green LED
2Also flicker thereupon strengthens display effect.The connotation that the demonstration situation is represented is: the bright expression of green light " please be inserted exercise question card (13) ".The bright expression of red light " please be inserted answer card (14) ", and green light " is answered correct " with the glittering expression of sound equipment, and red light is with the glittering expression of sound equipment " erroneous answers ".
Not only wonder at the user whether answer is correct in course of solving questions, also wonder and answering one group of achievement behind the exercise question, designed counting circuit (8) for this reason, correct " 1 " signal of answer is added up and pass through LED
3-LED
12Show.
In order to congratulate to getting the student who gets a mark of 100, the utility model design has music circuit (9), and automatic playing goes out a first lively music composition when counting circuit (8) demonstrates 100 fens.
Claims (10)
1, a kind of card learning machine, comprise exercise question card identification circuit (1), answer card identification circuit (2), computing comparator circuit (3), the display circuit (7) of correcting errors, it is characterized in that also comprising sound control circuit (4), acoustics circuit (5), counting circuit (8), music circuit (9) and sounding component (6), input end at computing comparator circuit (3) is connected with exercise question card identification circuit (1) and answer card identification circuit (2), three tunnel outputs are arranged on the output terminal of computing comparator circuit (3), one the tunnel is connected to the sound control circuit (4) of mutual series connection, acoustics circuit (5) and sounding component (6), another road is connected to the display circuit of correcting errors (7), Third Road is connected to the counting circuit (8) and the music circuit (9) of mutual series connection, the output terminal of music circuit (9) also has two-way output, one the tunnel connects the display circuit of correcting errors (7), another road sending and receiving sound component (6), the output terminal of acoustics circuit (5) is connected with the display circuit of correcting errors (7).
2, according to the said card learning machine of claim 1, it is characterized in that described exercise question card identification circuit (1) comprises exercise question identification circuit (11) and exercise question card (13) two parts, exercise question identification circuit (11) is by one group of reed contact-making switch K
W1, K
W2, K
W3, K
W4And resistance R
1, R
2, R
3, R
4Form.
3, according to the said card learning machine of claim 1, it is characterized in that described answer card identification circuit (2) comprises answer identification circuit (12) and answer card (14) two parts, answer identification circuit (12) is by one group of reed contact-making switch K
D1, K
D2, K
D3, K
D4And resistance R
5, R
6, R
7, R
8Form.
4, according to claim 2 and 3 said card learning machines, it is characterized in that described exercise question card (13) is identical with the structure of answer card (14), all be made up of content regions (18) and code area (19), the binary digital encoding breach that adopt code area (19) is also identical.
5,, it is characterized in that described computing comparator circuit (3) forms by biconditional gate CD4077B with door CD4082B according to the said card learning machine of claim 1.
6,, it is characterized in that described sound control circuit (4) is by reed contact-making switch K according to the said card learning machine of claim 1
S1, K
S2, K
S3, K
S4, K
S5, resistance R
9, R
10, R
11, R
12, diode D forms.
7,, it is characterized in that described acoustics circuit (5) is made up of CMOS four tones of standard Chinese pronunciation audio ic KD9561 according to the said card learning machine of claim 1.
8,, it is characterized in that the described display circuit of correcting errors (7) is by transistor T according to the said card learning machine of claim 1
1, T
2, T
3And Red LED1 LED
1, green LED
2The on-off circuit of forming constitutes.
9,, it is characterized in that described counting circuit (8) is by CMOS decade counter/No. ten pulsqe distributor CD4017B with by transistor T according to the said card learning machine of claim 1
4-T
13, and LED
3-LED
12, resistance R
16-R
25The transistor driver circuit of forming constitutes.
10,, it is characterized in that described music circuit (9) is made of CMOS music integrated chip KD9300 according to the said card learning machine of claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89205932 CN2055277U (en) | 1989-08-22 | 1989-08-22 | Card learning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89205932 CN2055277U (en) | 1989-08-22 | 1989-08-22 | Card learning machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2055277U true CN2055277U (en) | 1990-03-28 |
Family
ID=4863073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89205932 Withdrawn CN2055277U (en) | 1989-08-22 | 1989-08-22 | Card learning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2055277U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103903504A (en) * | 2012-12-26 | 2014-07-02 | 上海宝徕科技开发有限公司 | Practical training device |
| CN108230776A (en) * | 2017-12-29 | 2018-06-29 | 深圳市嘀嗒互动科技有限公司 | A kind of logic training device, method and storage medium |
-
1989
- 1989-08-22 CN CN 89205932 patent/CN2055277U/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103903504A (en) * | 2012-12-26 | 2014-07-02 | 上海宝徕科技开发有限公司 | Practical training device |
| CN108230776A (en) * | 2017-12-29 | 2018-06-29 | 深圳市嘀嗒互动科技有限公司 | A kind of logic training device, method and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |