CN211237461U - Electronic metal detector teaching aid for improving intelligence of children - Google Patents
Electronic metal detector teaching aid for improving intelligence of children Download PDFInfo
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- CN211237461U CN211237461U CN201922302085.XU CN201922302085U CN211237461U CN 211237461 U CN211237461 U CN 211237461U CN 201922302085 U CN201922302085 U CN 201922302085U CN 211237461 U CN211237461 U CN 211237461U
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- screws
- top plate
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Abstract
The utility model discloses an electronic metal detector children intelligence-developing teaching aid, which is characterized in that an electronic metal detector children intelligence-developing teaching aid is provided with 4 connecting round holes on a PCB, the front surface of the PCB is provided with 4 nylon columns with screws and the back surface of the PCB is provided with two-way nylon columns with nut patterns for fastening, the back surface of the PCB is provided with 4 two-way nylon columns with nut patterns for fastening, the back surface of the PCB is fixedly connected on a bottom plate through four screws, the PCB is fixedly connected on a long top plate through the front 4 nylon columns and the four screws, a specific position on the bottom plate is provided with a round hole with fixed size, 2 nylon columns with nut patterns are used for fastening and connecting with a long top plate through screws, the short top plate is connected with the bottom plate through nylon screws and nylon nuts, the short top plate, the long top plate and the bottom plate are made of transparent acrylic materials, the beneficial effects are that the design principle is novel, the structure is unique, the debugging is convenient, has very wide commercial prospect, can fill up the blank of the related technology and can generate larger social benefit and economic benefit.
Description
Technical Field
The invention relates to the field of electronic teaching aids, in particular to an electronic metal detector intelligence-developing teaching aid for children.
Background
The evaluation method is different from the evaluation method of quantifying children by scores in the traditional teaching by relying on various electronic teaching aids, developing creativity and creating a brainstorming storm as the teaching aim, introducing innovation in thinking, developing the abilities of the children by creating an education idea in action and adopting a teaching mode of playing middle school, learning middle school and thinking.
At present, the intelligence-developing electronic teaching aid has the advantages of single function, less types and high packaging degree, electronic devices are welded on a circuit board, and students cannot manually plug and pull for debugging, but the flexibility is high and the modular electronic teaching aid can be plugged and pulled.
In order to solve the technical bottlenecks of relatively backward design level, difficult debugging, poor training effect and the like of the electronic teaching aid in the prior art, the invention discloses an electronic metal detector children intelligence development teaching aid which is low in cost, novel in scheme, unique in configuration, novel in principle, high in flexibility, short in debugging time, capable of repeatedly assembling electronic devices on site, capable of meeting the actual requirements of children intelligence development training, capable of filling the blank of related technologies and capable of generating larger social benefits and economic benefits.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the electronic metal detector children intelligence-developing teaching aid which is unique in principle, breaks through the conventional technical scheme, is novel in conception, flexible in design, simple in assembly and good in training effect, and can be used for debugging and plugging components of trainees on a training site and enhancing the teaching effect.
A children intelligence-developing teaching aid with an electronic metal detector is characterized in that a PCB is provided with 4 connecting round holes, the front surface of the PCB is provided with 4 nylon columns with screws, the back surface of the PCB is provided with two-way nylon columns with nut patterns for fastening, the 4 two-way nylon columns with nut patterns on the back surface are fixedly connected onto a bottom plate through four screws, the PCB is fixedly connected onto a long top plate through the 4 nylon columns on the front surface and the four screws, a specific position on the bottom plate is provided with a round hole with a fixed size, 2 long nylon columns with nut patterns are fixedly connected with the long top plate through the screws, a short top plate is connected with the bottom plate through the nylon screws and the nylon nuts, and the short top plate, the long top plate and the bottom plate are made of transparent acrylic materials;
a circular hole buckle welding female seat is arranged in advance at a corresponding position on a PCB where an electronic element needs to be arranged, a buckle in an inserting hole of the welding female seat is in a reed form, the electronic element does not need to be fixedly welded on the PCB, and the electronic element can be detachably and directly inserted into a circular hole of the welding female seat;
the front surface of the PCB is provided with a key switch, a power indicator lamp is arranged above the key switch, the front surface of the PCB is provided with a potentiometer, a wiring terminal is arranged on the left side of the potentiometer, the front surface of the PCB is provided with a buzzer, 4 resistors R3, R4, R5 and R6 of different types are arranged above the buzzer, a power connector is arranged on the left side of the buzzer, the front surface of the PCB is provided with 5 triodes, 1 triode is arranged at the lower middle part, 4 triodes are arranged above the buzzer, 3 monolithic capacitors are arranged on the front surface of the PCB, three ceramic capacitors are arranged on the left side of the monolithic capacitor, 1 diode D2 is arranged on the right side of the monolithic capacitor, and 1 diode D2 and 2 resistors R1 and R2 are arranged below the monolithic capacitor;
an inductance coil is arranged in front of the bottom plate;
a battery box is arranged at the rear part of the bottom plate;
the key switch is a 8 MM-8 MM self-locking key switch, the power indicator lamp is a 3MM red direct-insertion light-emitting diode, the potentiometer is an RV09 type adjustable 1K potentiometer, the connecting terminal is a KF301-5.0MM2P connecting terminal, the buzzer is a 12095 long-sound active buzzer, the R3 resistor is a 5-color ring 1/4W direct-insertion 2.2M ohmic resistor, the R4 resistor is a 5-color ring 1/4W direct-insertion 3K ohmic resistor, the R5 resistor is a 5-color ring 1/4W direct-insertion 1K ohmic resistor, the R6 resistor is a 5-color ring 1/4W direct-insertion 20 ohmic resistor, the power supply connector is a bent needle KF2510 connector, the 5 triodes are S9014/SOT-23 patch triodes IN the same model, the 3 monolithic capacitors are 103P direct-insertion monolithic capacitors IN the same model, the 3 capacitors are 41104 direct-insertion capacitors IN the same model, and the diodes D1 and D2 are 4148 IN the same model, resistance R1 is 5 color circle 1/4W and inserts 3.3K ohm resistance directly, resistance R2 is 5 color circle 1/4W and inserts 680K ohm resistance directly, and inductance coil is internal diameter/thickness/inductance 20MM 0.5MM 13.6UH external diameter 40MM self-adhesion hollow inductance coil, and the battery case is 2 section 5 # battery cases.
The electromagnetic induction principle is used, a coil through which alternating current passes is utilized to generate a rapidly changing magnetic field, eddy current can be generated in a metal object by the magnetic field, and the eddy current can generate a magnetic field to adversely affect the original magnetic field and trigger a buzzer of the detector to make a sound.
Compared with the prior art, the invention has the following beneficial effects: the electronic component has the advantages of novel principle, unique configuration, short debugging time, high flexibility, repeated disassembly of the electronic component and very wide commercial prospect, and can fill up the blank of the related technology and generate great social and economic benefits.
Drawings
Fig. 1 is a front side (main structure) of a children intelligence-developing teaching aid with an electronic metal detector.
Fig. 2 is a teaching aid for children intelligence development of an electronic metal detector (comprising a top plate).
Fig. 3 is a circuit diagram of a child intelligence-developing teaching aid of an electronic metal detector.
In FIGS. 1-2:
1. a base plate; 2. The nylon column is provided with nut threads; 3. A PCB board;
4. a power supply connector; 5. A key switch; 6. A power indicator light;
7. a battery case; 8. A buzzer; 9. A resistance;
10. a diode; 11. A ceramic chip capacitor; 12. A monolithic capacitor;
13. a potentiometer; 14. A wiring terminal; 15. A triode;
16. an inductor coil; 17. A short top plate; 18. A long top plate;
19. the nylon column is provided with screw threads; 20. The long nylon column is provided with nut threads.
Detailed Description
Embodiments of the present invention will be described with reference to the accompanying drawings, and the present invention will be described in detail below with reference to fig. 1 to 2. The utility model provides an electron metal detector teaching aid that benefits intelligence of children, includes bottom plate 1, nylon post 2, PCB board 3, power connector 4, key switch 5, power indicator 6, battery case 7, bee calling organ 8, resistance 9, diode 10, ceramic chip electric capacity 11, monolithic electric capacity 12, potentiometre 13, binding post 14, triode 15, inductance coils 16, short roof 17, long roof 18, nylon post area screw line 19, long nylon post area nut line 20.
Be provided with 4 connection round holes on the PCB board 3, 3 backs of PCB board are through 4 nylon post area nut line 2 fixed connection on the bottom plate, the position that corresponds on the bottom plate 1 is provided with the round hole of specific size, long roof 18 and short roof 17 are each 1, long roof 18 reserves the hole site of fixed size and openly carries out fastening connection through the screw with nylon post area screw line 19 with PCB board 3, long roof 18 uses long nylon post area nut line 20 to fasten with bottom plate 1 with screw, the fixed big or small hole site of short roof 17 reservation, use nylon screw and nylon nut to place inductance coils 16 and fix between short roof 17 and bottom plate 1, long roof, short roof and bottom plate are transparent acrylic material.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and all modifications, alterations, and equivalents of the above embodiments according to the principles of the present invention are within the scope of the present invention.
Claims (1)
1. A children intelligence-developing teaching aid for an electronic metal detector is characterized in that a PCB is provided with 4 connecting round holes, the front surface of the PCB is provided with 4 nylon columns with screws, the back surface of the PCB is provided with two nylon columns with nut patterns for fastening, the 4 nylon columns with nut patterns on the back surface are fixedly connected to a bottom plate through four screws, the PCB is fixedly connected to a long top plate through the 4 nylon columns and the four screws on the front surface, a fixed-size round hole is arranged at a specific position on the bottom plate, 2 nylon columns with nut patterns are fixedly connected to the long top plate through the screws, a short top plate is connected to the bottom plate through the nylon screws and the nylon nuts, and the short top plate, the long top plate and the bottom plate are made of transparent acrylic materials;
a circular hole buckle welding female seat is arranged in advance at a corresponding position on a PCB where an electronic element needs to be arranged, a buckle in an inserting hole of the welding female seat is in a reed form, the electronic element does not need to be fixedly welded on the PCB, and the electronic element can be detachably and directly inserted into a circular hole of the welding female seat;
the front surface of the PCB is provided with a key switch, a power indicator lamp is arranged above the key switch, the front surface of the PCB is provided with a potentiometer, a wiring terminal is arranged on the left side of the potentiometer, the front surface of the PCB is provided with a buzzer, 4 resistors R3, R4, R5 and R6 of different types are arranged above the buzzer, a power connector is arranged on the left side of the buzzer, the front surface of the PCB is provided with 5 triodes, 1 triode is arranged at the lower middle part, 4 triodes are arranged above the buzzer, 3 monolithic capacitors are arranged on the front surface of the PCB, three ceramic capacitors are arranged on the left side of the monolithic capacitor, 1 diode D2 is arranged on the right side of the monolithic capacitor, and 1 diode D2 and 2 resistors R1 and R2 are arranged below the monolithic capacitor;
an inductance coil is arranged in front of the bottom plate;
a battery box is arranged at the rear part of the bottom plate;
the key switch is a 8 MM-8 MM self-locking key switch, the power indicator lamp is a 3MM red direct-insertion light-emitting diode, the potentiometer is an RV09 type adjustable 1K potentiometer, the connecting terminal is a KF301-5.0MM2P connecting terminal, the buzzer is a 12095 long-sound active buzzer, the R3 resistor is a 5-color ring 1/4W direct-insertion 2.2M ohmic resistor, the R4 resistor is a 5-color ring 1/4W direct-insertion 3K ohmic resistor, the R5 resistor is a 5-color ring 1/4W direct-insertion 1K ohmic resistor, the R6 resistor is a 5-color ring 1/4W direct-insertion 20 ohmic resistor, the power supply connector is a bent needle KF2510 connector, the 5 triodes are S9014/SOT-23 patch triodes IN the same model, the 3 monolithic capacitors are 103P direct-insertion monolithic capacitors IN the same model, the 3 capacitors are 41104 direct-insertion capacitors IN the same model, and the diodes D1 and D2 are 4148 IN the same model, resistance R1 is 5 color circle 1/4W and inserts 3.3K ohm resistance directly, resistance R2 is 5 color circle 1/4W and inserts 680K ohm resistance directly, and inductance coil is internal diameter/thickness/inductance 20MM 0.5M 13.6UH internal diameter 15MM external diameter 40MM self-adhesion hollow inductance coil, and the battery case is 2 section No. 5 battery cases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922302085.XU CN211237461U (en) | 2019-12-19 | 2019-12-19 | Electronic metal detector teaching aid for improving intelligence of children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922302085.XU CN211237461U (en) | 2019-12-19 | 2019-12-19 | Electronic metal detector teaching aid for improving intelligence of children |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211237461U true CN211237461U (en) | 2020-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922302085.XU Expired - Fee Related CN211237461U (en) | 2019-12-19 | 2019-12-19 | Electronic metal detector teaching aid for improving intelligence of children |
Country Status (1)
| Country | Link |
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| CN (1) | CN211237461U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111028634A (en) * | 2019-12-19 | 2020-04-17 | 北京中诚博睿教育科技有限公司 | Electronic metal detector teaching aid for improving intelligence of children |
-
2019
- 2019-12-19 CN CN201922302085.XU patent/CN211237461U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111028634A (en) * | 2019-12-19 | 2020-04-17 | 北京中诚博睿教育科技有限公司 | Electronic metal detector teaching aid for improving intelligence of children |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Wang Dong Document name: Patent termination notice |
|
| 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: 20200811 Termination date: 20211219 |