CN203552526U - English tense teaching aid - Google Patents
English tense teaching aid Download PDFInfo
- Publication number
- CN203552526U CN203552526U CN201320778350.1U CN201320778350U CN203552526U CN 203552526 U CN203552526 U CN 203552526U CN 201320778350 U CN201320778350 U CN 201320778350U CN 203552526 U CN203552526 U CN 203552526U
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- China
- Prior art keywords
- turnover box
- display window
- rotating shaft
- triode
- resistance
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Abstract
The utility model discloses an English tense teaching aid, comprising a casing, the inner of which is provided with a rotating shaft hinged to the casing; the rotating shaft is successively fixedly provided with five overturn boxes including one rotating overturn box and four tense form overturn boxes; the casing is provided with display windows corresponding with the positions of the five overturn boxes; the surfaces of the four tense form overturn boxes perpendicular with the rotating shaft are pasted with English tense form labels which are corresponding with the intersect contents of fixed labels and the rotating overturn box; the five overturn boxes respectively comprise a framework; the four surfaces parallel with the rotating shaft respectively possess a window which is provided with a transparent film; English tense form labels are pasted on the transparent films; the outer walls of the rotating shaft in the overturn boxes are provided with LED lamps which are in electric connection with a control circuit; when light is darker, the LED lamps are automatically lightened and not restricted by time; the LED lamps can be used in darker places and are convenient to use.
Description
Technical field
The utility model relates to a kind of teaching aid of English tense teaching, belongs to field of Educational Technology.
Background technology
In English study, English tense is the emphasis in learning English always, different tenses is in order to represent different time and mode, because English tense is more uninteresting, the variation of English tense, is perplexing many middle school student, and students is all often to occur obscuring from the conventional time adverbial of usage, tense structure or the tense of various tenses in study, due to the difference of English-Chinese language, student is difficult to understand the language construction of English simultaneously.Teacher needs Palingraphia English tense, often write same example sentence, analytical structure, explanation usage, but this often both wasted time and energy, and made English teaching dry as dust, also can make Students ' Learning get up not interested and very easily feel tired, can not allow student better deepen the understanding to tense, and waste time, labour intensity is large.
At present, although also there is teaching aid of English tense teaching, as the patent No. Chinese patent that is 201230503308X, although also played the effect that reduces teachers work intensity, but in classroom time, the student from dais away from is difficult to see clearly word, and result of use is undesirable.
Utility model content
The technical problems to be solved in the utility model is for above deficiency, and a kind of convenient teaching, teaching aid of English tense teaching are intuitively provided, and adopts after this teaching aid, and the labour intensity, the result of use that have reduced teacher are ideal.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is as follows: a kind of teaching aid of English tense teaching, it is characterized in that: described teaching aid comprises casing, in casing, be provided with the rotating shaft hinged with casing, in rotating shaft, be fixed with successively five turnover box, five turnover box are for rotating turnover box and four tense form turnover box, and casing is provided with and five display windows that turnover box position is corresponding;
On four faces of described rotation turnover box, be pasted with for identifying now, past, in the future, future in past title label;
Described four tense form turnover box top is corresponding to be provided with when general, while carrying out, while completing, the fixed labels of perfect progressive title;
On described four tense form turnover box face vertical with rotating shaft, be pasted with English tense form label, English tense form label and fixed labels, rotating turnover box, to intersect content corresponding;
Five turnover box comprise respectively framework, have respectively window with four faces of shaft parallel, and window is provided with hyaline membrane, and English tense form label sticking is on hyaline membrane, and the rotating shaft outer wall in turnover box is provided with LED lamp, and LED lamp is electrically connected with control circuit;
Described control circuit comprises switch, photoresistance, resistance R 1, resistance R 2, resistance R 3, triode VT1 and triode VT2, switch, photoresistance is arranged on casing, one termination power of switch, one end of another termination LED lamp of switch, one end of photoresistance, the collector of triode VT1, the collector of another termination triode VT2 of LED lamp, the other end of photoresistance is through one end of resistance R 1 connecting resistance R2, the base stage of triode VT1, the other end ground connection of resistance R 2, the emitter of triode VT1 connects the base stage of triode VT2, one end of resistance R 3, the other end ground connection of resistance R 3, the grounded emitter of triode VT2.
A kind of prioritization scheme, the end of described rotating shaft is provided with handle.
Another kind of prioritization scheme, described display window comprises the first display window, the second display window, the 3rd display window, the 4th display window and the 5th display window;
Described the second display window, the 3rd display window, the 4th display window are corresponding with the position of four tense form turnover box with the 5th display window.
Another prioritization scheme, described the first display window is corresponding with the position of rotating turnover box.
The utility model has adopted technique scheme, compared with prior art, have the following advantages: because four faces of turnover box and shaft parallel have respectively window, window is provided with hyaline membrane, English tense form label sticking is on hyaline membrane, rotating shaft outer wall in turnover box is provided with LED lamp, and LED lamp is electrically connected with control circuit; When light is darker, lightening LED lamp, is not subject to time restriction automatically, in darker place, can use yet, more convenient during use.
Below in conjunction with drawings and Examples, the utility model is described further.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of teaching aid in the utility model embodiment;
Accompanying drawing 2 be in accompanying drawing 1 A-A to structural representation;
Accompanying drawing 3 is the structural representation of turnover box in the utility model embodiment;
Accompanying drawing 4 is the circuit diagram of control circuit in the utility model embodiment;
In figure,
1-casing, 2-rotating shaft, 3-rotates turnover box, 4-fixed labels, 5-the first tense form turnover box, 6-the second tense form turnover box, 7-the 3rd tense form turnover box, 8-the 4th tense form turnover box, 9-the first display window, 10-the second display window, 11-the 3rd display window, 12-the 4th display window, 13-the 5th display window, 15-framework, 16-window, 17-hyaline membrane, 18-LED lamp, 19-switch, 20-handle, 21-photoresistance.
Concrete real ancient type of banner hoisted on a featherdecked mast mode
Embodiment, as Fig. 1, Fig. 2, shown in Fig. 3, a kind of teaching aid of English tense teaching, comprise casing 1, casing 1 is rectangular parallelepiped, in casing 1, be provided with the rotating shaft 2 hinged with casing 1, the end of rotating shaft 2 is provided with handle 20, in rotating shaft 2, be fixed with successively five turnover box, five turnover box are for rotating turnover box 3 and four tense form turnover box, four tense form turnover box comprise the first tense form turnover box 5, the second tense form turnover box 6, the 3rd tense form turnover box 7 and the 4th tense form turnover box 8, the casing 1 corresponding with five turnover box positions is provided with display window, display window comprises the first display window 9, the second display window 10, the 3rd display window 11, the 4th display window 12 and the 5th display window 13, the second display window 10, the 3rd display window 11, the top correspondence of the 4th display window 12 and the 5th display window 13 is provided with when general, carry out time, while completing, the fixed labels 4 of perfect progressive title.
The first display window 9 is with to rotate the position of turnover box 3 corresponding, rotate on four faces of turnover box 3, be pasted with for identifying now, past, in the future, future in past title label.
The second display window 10, the 3rd display window 11, the 4th display window 12 are corresponding with the position of four tense form turnover box with the 5th display window 13, on four tense form turnover box face vertical with rotating shaft 2, be pasted with English tense form label, English tense form label and fixed labels 4, rotating turnover box 3, to intersect content corresponding.
Five turnover box comprise respectively framework 15, four faces parallel with rotating shaft 2 have respectively window 16, and window 16 is provided with hyaline membrane 17, and English tense form label sticking is on hyaline membrane 17, rotating shaft 2 outer walls in turnover box are provided with LED lamp 18, and LED lamp 18 is electrically connected with control circuit.
As shown in Figure 4, control circuit comprises switch 19, photoresistance 21, resistance R 1, resistance R 2, resistance R 3, triode VT1 and triode VT2, switch 19, photoresistance 21 is arranged on casing 1, one termination power of switch 19, one end of another termination LED lamp 18 of switch 19, one end of photoresistance 21, the collector of triode VT1, the collector of another termination triode VT2 of LED lamp 18, the other end of photoresistance 21 is through one end of resistance R 1 connecting resistance R2, the base stage of triode VT1, the other end ground connection of resistance R 2, the emitter of triode VT1 connects the base stage of triode VT2, one end of resistance R 3, the other end ground connection of resistance R 3, the grounded emitter of triode VT2.
During use, hold turning handle 20 rotating shafts 2, rotation turnover box 3, the first tense form turnover box 5, the second tense form turnover box 6, the 3rd tense form turnover box 7 and the 4th tense form turnover box 8 on casing 1 are overturn, when being turned to certain one side, can see the tense form content in content respective labels by display window.Open after switch, when light is dimmed, control circuit is lightening LED lamp automatically, makes also can use in the situation that light is darker.
Those skilled in the art will recognize that; above-mentioned embodiment is exemplary; in order to make those skilled in the art can better understand the utility model content; should not be understood as the restriction to the utility model protection domain; as long as the improvement of doing according to technical solutions of the utility model, all fall into protection domain of the present utility model.
Claims (4)
1. a teaching aid of English tense teaching, it is characterized in that: described teaching aid comprises casing (1), in casing (1), be provided with the rotating shaft (2) hinged with casing (1), in rotating shaft (2), be fixed with successively five turnover box, five turnover box are for rotating turnover box (3) and four tense form turnover box, and casing (1) is provided with and five display windows that turnover box position is corresponding;
On four faces of described rotation turnover box (3), be pasted with for identifying now, past, in the future, future in past title label;
Described four tense form turnover box top is corresponding to be provided with when general, while carrying out, while completing, the fixed labels (4) of perfect progressive title;
On described four tense form turnover box face vertical with rotating shaft (2), be pasted with English tense form label, English tense form label and fixed labels (4), rotating turnover box (3), to intersect content corresponding;
Described five turnover box comprise respectively framework (15), four faces parallel with rotating shaft (2) have respectively window (16), window (16) is provided with hyaline membrane (17), English tense form label sticking is on hyaline membrane (17), rotating shaft (2) outer wall in turnover box is provided with LED lamp (18), and LED lamp (18) is electrically connected with control circuit;
Described control circuit comprises switch (19), photoresistance (21), resistance R 1, resistance R 2, resistance R 3, triode VT1 and triode VT2, switch (19), photoresistance (21) is arranged on casing (1), one termination power of switch (19), one end of another termination LED lamp (18) of switch (19), one end of photoresistance (21), the collector of triode VT1, the collector of another termination triode VT2 of LED lamp (18), the other end of photoresistance (21) is through one end of resistance R 1 connecting resistance R2, the base stage of triode VT1, the other end ground connection of resistance R 2, the emitter of triode VT1 connects the base stage of triode VT2, one end of resistance R 3, the other end ground connection of resistance R 3, the grounded emitter of triode VT2.
2. a kind of teaching aid of English tense teaching as claimed in claim 1, is characterized in that: the end of described rotating shaft (2) is provided with handle (20).
3. a kind of teaching aid of English tense teaching as claimed in claim 1 or 2, is characterized in that: described display window comprises the first display window (9), the second display window (10), the 3rd display window (11), the 4th display window (12) and the 5th display window (13);
Described the second display window (10), the 3rd display window (11), the 4th display window (12) are corresponding with the position of four tense form turnover box with the 5th display window (13).
4. a kind of teaching aid of English tense teaching as claimed in claim 3, is characterized in that: described the first display window (9) is corresponding with the position of rotating turnover box (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320778350.1U CN203552526U (en) | 2013-11-23 | 2013-11-23 | English tense teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320778350.1U CN203552526U (en) | 2013-11-23 | 2013-11-23 | English tense teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203552526U true CN203552526U (en) | 2014-04-16 |
Family
ID=50470609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320778350.1U Expired - Fee Related CN203552526U (en) | 2013-11-23 | 2013-11-23 | English tense teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203552526U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104952286A (en) * | 2015-07-15 | 2015-09-30 | 郝力 | Demonstration device for English tense teaching |
-
2013
- 2013-11-23 CN CN201320778350.1U patent/CN203552526U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104952286A (en) * | 2015-07-15 | 2015-09-30 | 郝力 | Demonstration device for English tense teaching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20141123 |
|
| EXPY | Termination of patent right or utility model |