CN204695602U - A kind of geographical link plate - Google Patents
A kind of geographical link plate Download PDFInfo
- Publication number
- CN204695602U CN204695602U CN201520310593.1U CN201520310593U CN204695602U CN 204695602 U CN204695602 U CN 204695602U CN 201520310593 U CN201520310593 U CN 201520310593U CN 204695602 U CN204695602 U CN 204695602U
- Authority
- CN
- China
- Prior art keywords
- back plate
- magnetic back
- split
- module
- amplifier
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of geographical link plate, comprise magnetic back plate (1) and multiple split (5), described multiple split (5) can be spliced into China national ground diagram shape, the top of described magnetic back plate (1) is provided with two hooks (2), magnetic back plate (1) is inlaid with LCDs (3) and loudspeaker (4), the side of described magnetic back plate (1) is provided with power switch (6), and the bottom of magnetic back plate (1) is provided with touch key-press (7) and LED light (8,9); All be inlaid with magnet (10) and sensing element (11) in each split of described multiple split (5), magnetic back plate (1), upper and split (5) absorption position corresponding section is provided with corresponding induction module.The utility model feature richness.
Description
Technical field
The utility model belongs to geographic territory, particularly the geographical link plate of one.
Background technology
At present, wall chart or lantern slide mostly is for the photo information in geographical teaching, such picture and text teaching aid, the content demonstrated is all be printed in advance on wall chart or be plotted on lantern slide, during demonstration, all contents are covered all at one glance, teacher can only give account successively by drawing content, and cannot arrange various enquirement at any time and allow student carry out emphasis demonstration, teaching process is stiff, classroom atmosphere is inactive, not easily the learning initiative of mobilizing students.
Utility model content
For the defect of prior art, the utility model provides a kind of geographical link plate.
A kind of geographical link plate, comprise magnetic back plate 1 and multiple split 5, described multiple split 5 can be spliced into China national ground diagram shape, the top of described magnetic back plate 1 is provided with two hooks 2, magnetic back plate 1 is inlaid with LCDs 3 and loudspeaker 4, the side of described magnetic back plate 1 is provided with power switch 6, and the bottom of magnetic back plate 1 is provided with touch key-press 7 and LED light 8,9; All be inlaid with magnet 10 and sensing element 11 in each split of described multiple split 5, magnetic back plate 1 is provided with corresponding induction module to split 5 absorption position corresponding section.
Optionally, be provided with control circuit in described magnetic back plate 1, described control circuit comprises described power switch 6, and described power switch 6 is connected with power module, and the output terminal of described power module connects induction module, central processing module and LCDs; Described central processing module respectively with induction module, memory module, touch key-press 7, communication interface, fan drive circuit, LED light 8,9, amplifier and LCDs 3 be connected; The output terminal of described amplifier connects described loudspeaker 4; The output terminal of described fan drive circuit is connected with the radiator fan in described magnetic back plate 1.
Optionally, described amplifier comprises operational amplifier K1, the positive input ground connection of described operational amplifier K1, reverse input end contact resistance R1, and the output signal end of described operational amplifier K1 is connected to reverse input end by feedback resistance R2, forms negative feedback.
The beneficial effects of the utility model are: the utility model feature richness can show geography information and also can report, whether correctly putting of split can be responded to by sensing element, required puzzle piece can be set at any time with telling about content, to give top priority to what is the most important in process of giving lessons.
Accompanying drawing explanation
Fig. 1 is the structural representation of the geographical link plate of the utility model;
Fig. 2 is the structural representation of the utility model split;
Fig. 3 is the structural representation of the utility model control circuit;
Fig. 4 is the structural representation of the utility model amplifier.
Embodiment
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in detail embodiment of the present utility model below in conjunction with accompanying drawing, make above-mentioned and other object of the present utility model, Characteristics and advantages will be more clear.Reference numeral identical in whole accompanying drawing indicates identical part.Deliberately do not draw accompanying drawing in proportion, focus on purport of the present utility model is shown.
As shown in Figure 1, 2, geographical link plate of the present utility model comprises magnetic back plate 1 and multiple split 5, described multiple split 5 can be spliced into China national ground diagram shape, the top of described magnetic back plate 1 is provided with two hooks 2, magnetic back plate 1 is inlaid with LCDs 3 and loudspeaker 4, the side of described magnetic back plate 1 is provided with power switch 6, and the bottom of magnetic back plate 1 is provided with touch key-press 7 and LED light 8,9; Magnet 10 and sensing element 11 is all inlaid with in each split of described multiple split 5, can be adsorbed on magnetic back plate 1 by magnet 10 split 5, magnetic back plate 1 is provided with corresponding induction module to split 5 absorption position corresponding section, can be responded to sensing element 11 by induction module.Sensing element 11 such as can adopt RFID element etc., whether the utility model is responded to split 5 by induction module and is put to tram, put to LED light 8 during tram when split 5 and light, when putting position is incorrect, LED light 9 is lighted, further, when putting the relevant geography information that can show this split to tram by touching touch key-press 7 in LCDs when split 5, and reported by loudspeaker.
Refer to Fig. 3, control circuit is provided with in described magnetic back plate 1, described control circuit comprises described power switch 6, and described power switch 6 is connected with power module, and the output terminal of described power module connects induction module, central processing module and LCDs; Described central processing module respectively with induction module, memory module, touch key-press 7, communication interface, fan drive circuit, LED light 8,9, amplifier and LCDs 3 be connected; The output terminal of described amplifier connects described loudspeaker 4; The output terminal of described fan drive circuit is connected with the radiator fan in described magnetic back plate 1.
Described amplifier as shown in Figure 4, it comprises operational amplifier K1, the positive input ground connection of described operational amplifier K1, reverse input end contact resistance R1, the output signal end of described operational amplifier K1 is connected to reverse input end by feedback resistance R2, forms negative feedback.
Set forth a lot of detail in the above description so that fully understand the utility model.But above description is only preferred embodiment of the present utility model, the utility model can be much different from alternate manner described here to implement, and therefore the utility model is not by the disclosed concrete restriction implemented above.Any those skilled in the art are not departing under technical solutions of the utility model ambit simultaneously, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Every content not departing from technical solutions of the utility model, according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solutions of the utility model protection.
Claims (3)
1. a geographical link plate, it is characterized in that comprising magnetic back plate (1) and multiple split (5), described multiple split (5) can be spliced into China national ground diagram shape, the top of described magnetic back plate (1) is provided with two hooks (2), magnetic back plate (1) is inlaid with LCDs (3) and loudspeaker (4), the side of described magnetic back plate (1) is provided with power switch (6), and the bottom of magnetic back plate (1) is provided with touch key-press (7) and LED light (8,9); All be inlaid with magnet (10) and sensing element (11) in each split of described multiple split (5), magnetic back plate (1), upper and split (5) absorption position corresponding section is provided with corresponding induction module.
2. geographical link plate according to claim 1, it is characterized in that being provided with control circuit in described magnetic back plate (1), described control circuit comprises described power switch (6), described power switch (6) is connected with power module, and the output terminal of described power module connects induction module, central processing module and LCDs; Described central processing module is connected with induction module, memory module, touch key-press (7), communication interface, fan drive circuit, LED light (8,9), amplifier and LCDs (3) respectively; The output terminal of described amplifier connects described loudspeaker (4); The output terminal of described fan drive circuit is connected with the radiator fan in described magnetic back plate (1).
3. geographical link plate according to claim 1, it is characterized in that described amplifier comprises operational amplifier K1, the positive input ground connection of described operational amplifier K1, reverse input end contact resistance R1, the output signal end of described operational amplifier K1 is connected to reverse input end by feedback resistance R2, forms negative feedback.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520310593.1U CN204695602U (en) | 2015-05-14 | 2015-05-14 | A kind of geographical link plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520310593.1U CN204695602U (en) | 2015-05-14 | 2015-05-14 | A kind of geographical link plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204695602U true CN204695602U (en) | 2015-10-07 |
Family
ID=54235866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520310593.1U Expired - Fee Related CN204695602U (en) | 2015-05-14 | 2015-05-14 | A kind of geographical link plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204695602U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105797368A (en) * | 2016-05-03 | 2016-07-27 | 南京医科大学 | Acousto-optic embedding plate and control method thereof |
-
2015
- 2015-05-14 CN CN201520310593.1U patent/CN204695602U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105797368A (en) * | 2016-05-03 | 2016-07-27 | 南京医科大学 | Acousto-optic embedding plate and control method thereof |
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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: 20151007 Termination date: 20160514 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |