CN2798217Y - Exercise plate for teaching - Google Patents
Exercise plate for teaching Download PDFInfo
- Publication number
- CN2798217Y CN2798217Y CN 200520058891 CN200520058891U CN2798217Y CN 2798217 Y CN2798217 Y CN 2798217Y CN 200520058891 CN200520058891 CN 200520058891 CN 200520058891 U CN200520058891 U CN 200520058891U CN 2798217 Y CN2798217 Y CN 2798217Y
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- CN
- China
- Prior art keywords
- copper sheet
- utility
- teaching
- model
- magnetic switch
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- Expired - Fee Related
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Abstract
The utility model relates to an exercise plate for teaching, which comprises a blackboard; the blackboard is provided with a card inserting device, a music buzzer and a switching circuit connected with the music buzzer, wherein the card inserting device is provided with an internal row of brass sheet groups and an external row of brass sheet groups, and the interior of the blackboard is provided with a left line of normally open magnetic switch groups and a right line of normally open magnetic switch groups. The utility model utilizes a special question providing card to control the on-off of the contact points of the brass sheets. The on-off of the magnetic block which can move freely and can control the magnetic switches is used to switch on or switch off the circuit of the music buzzer. The utility model can be applied in the demonstration that the teacher exercises the connecting line questions; the utility model provides questions flexibly and sounds to prompt the results of the questions, which is more interesting. Simultaneously, the utility model with wide resource of raw materials and easy production is suitable for many schools; in addition, the utility model does not need chalk, and thus the utility model saves resources and has less environment pollution.
Description
Technical field
The utility model belongs to the teaching appliance field, the teaching rehearsal plate that specifically a kind of interest is strong.
Background technology
In the current teaching, teacher's small blackboard commonly used carries out the teaching of line topic, and its connection mode can only connect by lines, its result judges that in artificial mode inflexible being difficult to of its form produces interest, can consume chalk simultaneously, and produce a large amount of chalk flying dust, contaminated environment.Though on the market a large amount of various forms of learning boards have appearred now, really the classroom use but seldom.
The utility model content
The purpose of this utility model provide a kind of can discern automatically answer correct errors, with the interesting strong teaching rehearsal of music tip plate.
According to the above-mentioned purpose requirement, the utility model is realized by the following technical solutions:
A kind of teaching rehearsal plate comprises a blackboard, the power circuit that a card-inserted device, music news Chinese percussion instrument is set on the blackboard and connects music news Chinese percussion instrument.Described card-inserted device is provided with inside and outside two row's copper sheet groups, every row's copper sheet group is made up of some mutual independent copper sheets, two row's copper sheets, one end points utilizes copper sheet elasticity to contact with each other, and card-inserted device is supporting some cards of setting a question, the card base of setting a question to be provided with to make the breach or the collets of two row's copper sheet contact break-makes; Described blackboard inside is provided with the magnetic switch group of setting a question with answer two Lie Changkai, and the magnetic switch group is become by some magnetic switches set, and the supporting magnetic patch that is useful on the connecting and disconnecting of control magnetic switch of blackboard; One end of the described magnetic switch group of setting a question is connected to an end of music news Chinese percussion instrument switching circuit jointly with the polyphone form by lead, the other end then links to each other with one or more adjacent copper sheet concurrent of arranging in the copper sheet group respectively, makes this row's copper sheet group form some concurrent copper sheet pieces of being made up of a plurality of adjacent copper sheets; Another row and the corresponding one by one contact of aforementioned each copper sheet of copper sheet group of described copper sheet group, and with the corresponding one-tenth of copper sheet piece piece, and wherein copper sheet that an end of described answer magnetic switch group is arranged respectively in each copper sheet piece therewith is continuous; The other end of described answer magnetic switch group is connected to an end of music news Chinese percussion instrument switching circuit jointly with the polyphone form; In whole electric power connection line road, be connected with a battery main switch that is used to control whole circuit connecting and disconnecting.
The set a question break-make of card control copper sheet contact of the utility model utilization, and utilize the break-make of the magnetic patch control magnetic switch that can move freely to come the connecting and disconnecting music to interrogate the Chinese percussion instrument circuit, and can be applied in the teacher and drill in the demonstration of line topic, set a question flexibly, and auditory tone cues answer result, interesting strong, the utility model is drawn materials extensively simultaneously, makes simple, being suitable for vast school generally adopts, and need not to use chalk, and save resource, environmental pollution is little.
Description of drawings
Accompanying drawing 1 is the synoptic diagram of the utility model one embodiment; Accompanying drawing 2 is a card-inserted device structural representation among accompanying drawing 1 embodiment; Accompanying drawing 3 is the circuit connection diagram of present embodiment.
Embodiment
For the ease of understanding the utility model, an embodiment of the present utility model is described in detail below with reference to accompanying drawing:
As shown in Figure 1, the utility model is arranged to do the form of four road line topics, mainly comprises a blackboard 6, and the lower left corner of blackboard 6 is equipped with a card-inserted device 7, and the lower right corner is equipped with a music news Chinese percussion instrument 1.Fig. 2 is the structural representation of card-inserted device in the present embodiment, include four groups of copper sheet pieces 71,72,73 and 74 independently mutually in a side of card-inserted device, opposite side is equipped with ten six roots of sensation copper sheet 75 independently mutually, and be divided into four corresponding pieces of adjacent and copper sheet piece 71,72,73 and 74, be furnished with a dust cap 77 simultaneously.Fig. 3 is the circuit connection diagram of present embodiment, and the magnetic switch 31,32,33 in the magnetic switch group 3 of wherein setting a question and an end of 34 link to each other with copper sheet piece 71,72,73 and 74 among Fig. 2 respectively, and other end concurrent links to each other with music news Chinese percussion instrument 1; Magnetic switch 41,42,43 in the answer magnetic switch group 4 and an end of 44 then respectively with Fig. 2 in ten six roots of sensation copper sheets 75 divide in four pieces wherein that a concurrent links to each other, other end concurrent links to each other with battery main switch 2, the other end of battery main switch 2 then links to each other with music news Chinese percussion instrument 1, forms the circuit of sealing.When being used as line topic as shown in Figure 1, the card 9 of setting a question that teacher at first will inscribe inserts card-inserted device 7, the card 9 of setting a question makes copper sheet piece 71,72,74 disconnect with the connection of its corresponding copper sheet on copper sheet 75, and the connection that keeps first copper sheet and its corresponding copper sheet on copper sheet 75 on the copper sheet piece 73, the end magnetic patch of will setting a question is again put into the position 10 of the first problem correspondence, magnetic switch 31 is connected, the student is when using the answer magnetic patch selected topic, have only magnetic patch is placed on correct chosen position 11, the correct magnetic switch 43 of ability trigger position 11 correspondences, make entire circuit form path, thereby music news Chinese percussion instrument 1 is sounded.Select other positions then not form path.
Described blackboard can be made of two general magnet boards, and intermediate course is filled with polyfoam; Music news Chinese percussion instrument can also need not other design with the doorbell of various models; The employed copper sheet of card-inserted device also can replace with other elasticity preferred metal conductive materials.
The set a question break-make of card control copper sheet contact of the utility model utilization, and the break-make of utilizing magnetic patch control magnetic switch is come connecting and disconnecting music news Chinese percussion instrument circuit, set a question flexibly, and auditory tone cues answer result, interesting strong, the utility model is made simply simultaneously, and selected material is extensive, is suitable for vast school and generally adopts.
Claims (7)
1. plate is drilled in a teaching, it is characterized in that: described teaching rehearsal plate comprises a blackboard (6), the switching circuit that a card-inserted device (7), music news Chinese percussion instrument (1) is set on the blackboard (6) and connects music news Chinese percussion instruments (8).
2. teaching rehearsal plate according to claim 1 is characterized in that: described card-inserted device (7) is provided with inside and outside two row's copper sheet groups, and every row's copper sheet group is made up of some mutual independent copper sheets, and the end points of two row's copper sheets utilizes copper sheet elasticity to contact with each other.
3. teaching according to claim 2 rehearsal plate is characterized in that: described card-inserted device (7) is supporting some cards of setting a question (9), and the card of setting a question (9) base is provided with and makes two to arrange the breach or the collets of copper sheet contact break-makes.
4. teaching rehearsal plate according to claim 1, it is characterized in that: described blackboard (6) inside is provided with the answer magnetic switch group of often opening (4) and the magnetic switch group (3) of setting a question, and the magnetic switch group is become by some magnetic switches set.
5. teaching rehearsal plate according to claim 4 is characterized in that: the described blackboard 6 supporting magnetic patch (10,11) that are useful on the connecting and disconnecting of control magnetic switch.
6. teaching rehearsal plate according to claim 5, it is characterized in that: an end of the described magnetic switch group (3) of setting a question is connected to an end of music news Chinese percussion instrument (1) switching circuit jointly with the polyphone form by lead, the other end then links to each other with one or more adjacent copper sheet concurrent of arranging in the copper sheet group respectively, makes this row's copper sheet group form some concurrent copper sheet pieces of being made up of a plurality of adjacent copper sheets; Another row and the corresponding one by one contact of aforementioned each copper sheet of copper sheet group of described copper sheet group, and with the corresponding one-tenth of copper sheet piece piece, and wherein copper sheet that an end of described answer magnetic switch group (4) is arranged respectively in each copper sheet piece therewith is continuous; The other end of described answer magnetic switch group (4) is connected to an end of music news Chinese percussion instrument (1) switching circuit jointly with the polyphone form.
7. teaching according to claim 6 rehearsal plate is characterized in that: be connected with a battery main switch (2) that is used to control whole circuit connecting and disconnecting in the described power circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520058891 CN2798217Y (en) | 2005-05-21 | 2005-05-21 | Exercise plate for teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520058891 CN2798217Y (en) | 2005-05-21 | 2005-05-21 | Exercise plate for teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2798217Y true CN2798217Y (en) | 2006-07-19 |
Family
ID=36869463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520058891 Expired - Fee Related CN2798217Y (en) | 2005-05-21 | 2005-05-21 | Exercise plate for teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2798217Y (en) |
-
2005
- 2005-05-21 CN CN 200520058891 patent/CN2798217Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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 |