CN204066602U - Two-sided sounding wall chart and double-sided key realizing circuit - Google Patents
Two-sided sounding wall chart and double-sided key realizing circuit Download PDFInfo
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- CN204066602U CN204066602U CN201420525572.7U CN201420525572U CN204066602U CN 204066602 U CN204066602 U CN 204066602U CN 201420525572 U CN201420525572 U CN 201420525572U CN 204066602 U CN204066602 U CN 204066602U
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Abstract
The utility model discloses a kind of two-sided sounding wall chart and double-sided key realizing circuit, double-sided key realizing circuit comprises: the first P.e.c. and the second P.e.c., is respectively equipped with first, second contact N number of; First, second switch contact; One second, the first switch cathode contact; First, second contact arrangement is on first, second wire of X, Y bar; Insulation course is folded between first, second P.e.c., has through hole with on the position relative with each contact; Press first, second switch contact and produce first, second selection signal; Press first, second contact and produce first, second use signal; Control module selects the state of signal and first, second use Signal analysis first, second contact corresponding by first, second.The utility model selects signal and first, second use Signal analysis to achieve the two-sided sounding of wall chart by control module to first, second, has enriched the sound content of courses, has improve product space service efficiency.
Description
Technical field
The utility model relates to teaching aid, is specifically related to a kind of two-sided sounding wall chart and double-sided key realizing circuit.
Background technology
The early education of present family to child is more and more paid attention to, and in order to meet the head of a family to child's early education requirement, market has occurred various school wall map, wherein has the school wall map touching function of pronunciation and favors by the heads of a family.
The now sound wall chart commercially one side sounding wall chart that mostly adopts front view (FV) lamella, intermediate film circuit layer and back side water barrier three to bond with adhesive sticker, this kind of sound wall chart not only lacks gloss and the sense of reality at front view (FV) lamella, easily come unstuck between layers, serviceable life is short, and back side blank out, or there is the content of courses on two sides, but only have one side sound, although decrease Total Product space waste, the sound content of courses is few, and service efficiency is low.
Utility model content
Technical problem to be solved in the utility model is that sound wall chart can only one side sounding, the sound content of courses is few and service efficiency is low problem.
In order to solve the problems of the technologies described above, the technical scheme that the utility model adopts is to provide a kind of double-sided key realizing circuit, comprising:
First P.e.c., which is provided with N number of first contact, first switch contact and a second switch cathode contact, described first contact arrangement is on X bar first wire;
Second P.e.c., is oppositely arranged with described first P.e.c., and described second P.e.c. is provided with N number of second contact, a first switch cathode contact and a second switch contact, and described second contact arrangement is on Y bar second wire;
Insulation course, be folded between described first P.e.c. and described second P.e.c., and the position relative with second switch contact with described first contact and the second contact, the first switch contact and the first switch cathode contact, second switch cathode contact has through hole;
Press the first switch contact, connect generation first with the first switch cathode contact and select signal; Press second switch contact, connect generation second with second switch cathode contact and select signal; Press the first contact, connect generation first with wherein second wire and use signal; Press the second contact, connect generation second with wherein first wire and use signal; Control module selects signal and first, second use Signal analysis to go out the state of corresponding first contact or the second contact according to first, second.
The utility model additionally provides a kind of two-sided sounding wall chart, comprise key circuit, the front of described key circuit is provided with front and uses layer, the back side of described key circuit is provided with the back side and uses layer, described front uses layer to be provided with i front phonation unit and a positive side switch, and the described back side uses layer to be provided with j back side phonation unit and a back switch, and each described front phonation unit is provided with face-key, each described back side phonation unit is provided with back side button
Described key circuit adopts above-mentioned double-sided key realizing circuit;
Described positive side switch is corresponding with described first switch contact positions, and described the back switch is corresponding with described second switch contact position; Or described positive side switch is corresponding with described second switch contact position, described the back switch is corresponding with described first switch contact positions;
Described face-key is corresponding with i contact position in N number of described first contact and the second contact, and described back side button is corresponding with j contact position in N number of described first contact and the second contact, and one large in i, j equal with N;
Described control module is provided with the first storage unit and the second storage unit, the audio files that described first cell stores front phonation unit is corresponding, the audio files that described second cell stores back side phonation unit is corresponding;
Corresponding sound file output in described control module first storage unit according to the first selection signal and the first use signal behavior is to loudspeaker; Corresponding sound file output in described control module second storage unit according to the second selection signal and the second use signal behavior is to loudspeaker.
In above-mentioned two-sided sounding wall chart, described control module is provided with interlocking unit, and described interlocking unit controls described positive side switch, the back switch selects a startup.
In above-mentioned two-sided sounding wall chart, described front uses layer and the described back side to use on layer and is also respectively equipped with volume adjusting key, and described control module controls the sound size of described loudspeaker according to the state of described volume adjusting key.
The utility model is stored respectively by the sounding file of first, second storage unit to front and back phonation unit and first, second switch is pressed and produced first, second and select signal to achieve the two-sided sounding that wall chart front and back is independent of each other, and utilizes first, second to use signal to realize sounding between coplanar phonation unit and is independent of each other; And utilization ensures the home loop conducting of wall chart at first, second P.e.c. of the thin material matter such as pearl film and is connected with the effective of control module, not only meet light, the thin requirement of wall chart, also achieve the control of external touch to wall map sounding, structure is simple, material is common, both save cost, enriched again the content of courses, improve product space effective rate of utilization.
Accompanying drawing explanation
The double-sided key realizing circuit structural drawing that Fig. 1 provides for the utility model;
Second P.e.c. of the double-sided key realizing circuit that Fig. 2 provides for the utility model;
The two-sided sounding wall chart structural drawing that Fig. 3 provides for the utility model;
The front of the two-sided sounding wall chart that Fig. 4 provides for the utility model uses layer;
Fig. 5 is control module structural drawing of the present utility model;
The front schematic view of the specific embodiment that Fig. 6 provides for the utility model;
The schematic rear view of the specific embodiment that Fig. 7 provides for the utility model;
First P.e.c. of the specific embodiment that Fig. 8 provides for the utility model;
The insulation course of the specific embodiment that Fig. 9 provides for the utility model;
Second P.e.c. of the specific embodiment that Figure 10 provides for the utility model.
Embodiment
Below in conjunction with Figure of description and specific embodiment, the utility model is described in detail.
As shown in Figure 1, the double-sided key realizing circuit that the utility model provides comprises:
First P.e.c. 10 which is provided with 11, first switch contact 12 in N number of first contact and a second switch cathode contact 13, and N number of first contact 11 is arranged on X bar first wire 14;
Second P.e.c. 20, as shown in Figure 2, be oppositely arranged with the first P.e.c. 10, the second P.e.c. 20 is provided with 21, second switch contact 22, N number of second contact and a first switch cathode contact 23, and N number of second contact 21 is arranged on Y bar second wire 24;
Insulation course 30, be folded between the first P.e.c. 10 and the second P.e.c. 20, and the position relative with second switch contact 22 with the first contact 11 and the second contact 21, first switch contact 12 and the first switch cathode contact 23, second switch cathode contact 13 has through hole 31,32,33;
Press the first switch contact 12, connect generation first with the first switch cathode contact 23 and select signal; Press second switch contact 22, connect generation second with second switch cathode contact 13 and select signal; Press any first contact 11, connect generation first with wherein second wire 24 and use signal; Press any second contact 21, connect generation second with wherein first wire 14 and use signal; Control module selects signal and first, second use Signal analysis to go out the state of corresponding first contact 11 or the second contact 21 according to first, second.
As Fig. 3, shown in Fig. 4, the utility model additionally provides a kind of two-sided sounding wall chart, comprise key circuit 50, the front of key circuit 50 is provided with front and uses layer 40, the back side of key circuit 50 is provided with the back side and uses layer, front uses layer to be provided with i front phonation unit 41 and a positive side switch 42, the back side uses layer to be provided with j back side phonation unit 51 and a back switch 52, each front phonation unit 41 is provided with face-key 43, each back side phonation unit 51 is provided with back side button 53, child is by just touching arbitrarily, back side button makes product sounding.
Wherein, answer the demand of market and different client, front uses layer 40 and the back side to use layer to have following print solution:
1, front uses layer 40 and the back side to use layer to can be used alone the transparent PVC of material (Polyvinylchloride) material, and be added in above the first P.e.c. 10 or the second P.e.c. 20 respectively, this material has waterproof, resistant to elevated temperatures characteristic, " inner print " typography can be used, printing-ink is printed to front by the material back side, the material front directly contacted with user is completely without ink, safety non-toxic when ensureing that child touches use, in addition, PVC material is used to carry out plastic uptake technique, allow product three-dimensional, more attractive in appearance.
2, front uses layer 40 and the back side to use layer, can directly show to be imprinted in the blank face of the first P.e.c. 10, second P.e.c. 20, to save cost.
Key circuit 50 adopts the double-sided key realizing circuit provided in the utility model, here the printing material of first, second P.e.c. of double-sided key realizing circuit selects frivolous pearl film, it is not only cheap, and reduce thickness of the present utility model, make wall chart more attractive in appearance, light; And insulation course adopts non-conductive material (such as kraft) to carry out first, second P.e.c. isolated, avoid without under mode of operation, two-layer ink printed layer contact sounding or short circuit.
Positive side switch 42 is corresponding with the first switch contact 12 position, and the back switch 52 is corresponding with position, second switch contact 22; Or positive side switch 42 is corresponding with position, second switch contact 22, the back side is opened 52 corresponding with described first switch contact 12 position.
Face-key 43 is corresponding with i contact position in N number of first contact 11 and the second contact 21, and back side button 53 is corresponding with j contact position in N number of first contact 11 and the second contact 21, and one large in i, j equal with N; That is large equal of first, second contact number and front and back phonation unit number.
As shown in Figure 5, control module 60 is provided with the audio files that the first storage unit 61 and the second storage unit 62, first storage unit 61 store front phonation unit 41 correspondence, and the second storage unit 62 stores the audio files of back side phonation unit 51 correspondence.
What control module 60 produced according to key circuit 50 first selects signal and first to use corresponding sound file output in signal behavior first storage unit 61 to loudspeaker; What control module 60 produced according to key circuit 50 second selects signal and second to use corresponding sound file output in the second storage unit 62 described in signal behavior to loudspeaker, achieves between wall chart front and back and between each phonation unit of coplanar, sounding is independent of each other.
The utility model is stored respectively by the sounding file of first, second storage unit to front and back phonation unit and first, second switch contact is pressed and produced first, second and select signal to achieve the two-sided sounding that wall chart front and back is independent of each other, and utilizes first, second to use signal to realize sounding between coplanar phonation unit and is independent of each other; And utilization ensures the home loop conducting of wall chart at first, second P.e.c. of the thin material matter such as pearl film and is connected with the effective of control module, achieve the control of external touch to wall map sounding, structure is simple, cost is low, and enrich the content of courses, improve product space effective rate of utilization.
The two-sided sounding wall chart that the utility model provides, control module 60 is also provided with interlocking unit, interlocking unit controls front and back switch and selects a startup, namely when positive side switch starts, when only having the face-key on pressing any front phonation unit, wall chart just understands sounding, and play corresponding sounding file in the first storage unit 61 by loudspeaker, ensure that two-sided sounding is independent of each other more reliably.
The front of the two-sided sounding wall chart that the utility model provides uses on layer and back side use layer also distinguishes volume adjusting key, control module controls the sound size of described loudspeaker according to the state of volume adjusting key, and user can environmentally require and self wish selects required volume flexibly.
In addition, function keys such as writing from memory key, music switch key, Sino-British conversion can also be set according to Learning demands, to increase product function and to enrich the content of education, these function keys come into force prerequisite be its place one side on & off switch be opening.
The principle of work of the two-sided sounding wall chart that the utility model provides is described below by specific embodiment.
Fig. 6, Fig. 7 are that the front and back of a specific embodiment of the present utility model uses layer, in Fig. 6, Fig. 7 71 establishes the circuit board of tape control unit and the mounting box of loudspeaker in being, 44, the 54 any front and back buttons using layer position mutually corresponding for front and back; Fig. 8, Fig. 9, Figure 10 are the first P.e.c., insulation course, second P.e.c. of its correspondence, and wherein, front uses layer to be located at the first P.e.c. side.
Use layer for this embodiment front below, composition graphs 6 to 10 is specifically described.
When user will carry out the study in wall chart front, first positive side switch 42 in pressing Fig. 6 is touched, the first switch contact x3 corresponding with it on first, second P.e.c. in Fig. 8, Figure 10, the first switch cathode contact y3 are touched by the corresponding through hole x3y3 of insulation course in Fig. 9, produce first and select signal, send control module to, positive side switch 42 starts.
Touch pressing face-key 44, first, second contact x7, y7 corresponding with it on first, second P.e.c. are touched by the corresponding through hole x7y7 of insulation course, first wire i7 of the first x7 place, contact and the second wire j7 at the second y7 place, contact connects generation first and uses signal, and sends control module to.
Control module, is selected signal and first to use signal specifying information (i7j7) to be play in the first storage unit by loudspeaker according to first and uses the audio files " D, d " that signal specifying information (i7j7) is corresponding with first.
When carrying out the study of the back side content of courses, its principle is identical therewith, if carry out writing from memory, regulating the operations such as volume, must could realize under the prerequisite that starts of the first switch on its front, place or the back side or second switch, and newly add function at control module and carry out and front and back switch relative set in like manner.
The above embodiment is only a kind of example of the present utility model, is not limited to the utility model, and all any amendments, equivalent replacement and improvement etc. made within the utility model spirit and principle, are all contained within protection domain of the present utility model.
Claims (4)
1. double-sided key realizing circuit, is characterized in that, comprising:
First P.e.c., which is provided with N number of first contact, first switch contact and a second switch cathode contact, described first contact arrangement is on X bar first wire;
Second P.e.c., is oppositely arranged with described first P.e.c., and described second P.e.c. is provided with N number of second contact, a first switch cathode contact and a second switch contact, and described second contact arrangement is on Y bar second wire;
Insulation course, be folded between described first P.e.c. and described second P.e.c., and the position relative with second switch contact with described first contact and the second contact, the first switch contact and the first switch cathode contact, second switch cathode contact has through hole;
Press the first switch contact, connect generation first with the first switch cathode contact and select signal; Press second switch contact, connect generation second with second switch cathode contact and select signal; Press the first contact, connect generation first with wherein second wire and use signal; Press the second contact, connect generation second with wherein first wire and use signal; Control module selects signal and first, second use Signal analysis to go out the state of corresponding first contact or the second contact according to first, second.
2. two-sided sounding wall chart, comprise key circuit, the front of described key circuit is provided with front and uses layer, the back side of described key circuit is provided with the back side and uses layer, and described front uses layer to be provided with i front phonation unit and a positive side switch, and the described back side uses layer to be provided with j back side phonation unit and a back switch, each described front phonation unit is provided with face-key, each described back side phonation unit is provided with back side button, it is characterized in that
Described key circuit adopts double-sided key realizing circuit as claimed in claim 1;
Described positive side switch is corresponding with described first switch contact positions, and described the back switch is corresponding with described second switch contact position; Or described positive side switch is corresponding with described second switch contact position, described the back switch is corresponding with described first switch contact positions;
Described face-key is corresponding with i contact position in N number of described first contact and the second contact, and described back side button is corresponding with j contact position in N number of described first contact and the second contact, and one large in i, j equal with N;
Described control module is provided with the first storage unit and the second storage unit, the audio files that described first cell stores front phonation unit is corresponding, the audio files that described second cell stores back side phonation unit is corresponding;
Corresponding sound file output in described control module first storage unit according to the first selection signal and the first use signal behavior is to loudspeaker; Corresponding sound file output in described control module second storage unit according to the second selection signal and the second use signal behavior is to loudspeaker.
3. two-sided sounding wall chart as claimed in claim 2, it is characterized in that, described control module is provided with interlocking unit, and described interlocking unit controls described positive side switch, the back switch selects a startup.
4. two-sided sounding wall chart as claimed in claim 2, is characterized in that, described front uses layer and the described back side to use on layer and is also respectively equipped with volume adjusting key, and described control module controls the sound size of described loudspeaker according to the state of described volume adjusting key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420525572.7U CN204066602U (en) | 2014-09-12 | 2014-09-12 | Two-sided sounding wall chart and double-sided key realizing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420525572.7U CN204066602U (en) | 2014-09-12 | 2014-09-12 | Two-sided sounding wall chart and double-sided key realizing circuit |
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| Publication Number | Publication Date |
|---|---|
| CN204066602U true CN204066602U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420525572.7U Expired - Fee Related CN204066602U (en) | 2014-09-12 | 2014-09-12 | Two-sided sounding wall chart and double-sided key realizing circuit |
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| CN (1) | CN204066602U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104240589A (en) * | 2014-09-12 | 2014-12-24 | 温州启德科技有限公司 | Double-faced sound production wall map, implementation method thereof and double-faced button implementation circuit and method |
| CN111599224A (en) * | 2020-06-09 | 2020-08-28 | 肇庆智力科技发展有限公司 | Method for making intelligent pronunciation wall map for teaching |
-
2014
- 2014-09-12 CN CN201420525572.7U patent/CN204066602U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104240589A (en) * | 2014-09-12 | 2014-12-24 | 温州启德科技有限公司 | Double-faced sound production wall map, implementation method thereof and double-faced button implementation circuit and method |
| CN111599224A (en) * | 2020-06-09 | 2020-08-28 | 肇庆智力科技发展有限公司 | Method for making intelligent pronunciation wall map for 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20210912 |