CN206021731U - A kind of plug-in type digital circuit demonstration board - Google Patents
A kind of plug-in type digital circuit demonstration board Download PDFInfo
- Publication number
- CN206021731U CN206021731U CN201620880702.8U CN201620880702U CN206021731U CN 206021731 U CN206021731 U CN 206021731U CN 201620880702 U CN201620880702 U CN 201620880702U CN 206021731 U CN206021731 U CN 206021731U
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- China
- Prior art keywords
- plug
- voltmeter
- circuit
- ammeter
- circuit board
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- 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 plug-in type digital circuit demonstration board, including：Main circuit board, is embedded with ammeter, voltmeter, oscillograph and signal generator thereon；Secondary circuit board, at least one being embedded with gate circuit, flip-flop circuit, counter circuit and register circuit thereon；The pin of the ammeter, voltmeter oscillograph and signal generator is connected with the jack being arranged on main circuit board；The ammeter includes that DC current and alternating current ammeter, the voltmeter include D.C. voltmeter and A.C. voltmeter.The plug-in type digital circuit demonstration board that this utility model is provided, can not only carry out the collaboration demonstration of multiple digital circuits, moreover it is possible to carry out the measurement of voltage, electric current, and waveform is demonstrated, strap circuits, the function such as signal generation.The size of main circuit board is big, and good demonstration effect, it is provided that the direct current of multiple voltage or alternating current power supply is multiple functional, meets different demonstration demands.
Description
Technical field
This utility model relates to a kind of plug-in type digital circuit demonstration board.
Background technology
Digital circuit is a required specialized core course of university students of science and technology, in order to allow student in study,
More intuitively understand that the principle of conventional logical device, general teacher can make the religion of one or two correlation according to practical situation
Have to demonstrate to everybody, and cost is very high, so a kind of digital circuit demonstration teaching aid with multiple demo functions is made, right
The classroom instruction of teacher Yu and the understanding of student have great importance.
Utility model content
This utility model has designed and developed a kind of plug-in type digital circuit demonstration board, overcome existing demonstration board size compared with
The defect of little, single function.
This utility model provide technical scheme be：
A kind of plug-in type digital circuit demonstration board, including：
Main circuit board, is embedded with ammeter, voltmeter, oscillograph and signal generator thereon；
Secondary circuit board, at least for being embedded with gate circuit, flip-flop circuit, counter circuit and register circuit thereon
Kind；
The pin of the ammeter, voltmeter oscillograph and signal generator is connected with the jack being arranged on main circuit board
Connect；
Grafting wire, its two ends are provided with plug, and the plug can be coordinated with jack.
Preferably, be provided with electronic component on the main circuit board, the pin of the electronic component be arranged on main electricity
Jack connection on the plate of road.
Preferably, the electronic component includes resistance, electric capacity, diode and inductance.
Preferably, the long 1.5-2m of the main circuit board, wide 1.2-1.6m.
Preferably, the secondary circuit board is provided with 4.
Preferably, the ammeter includes that DC current and alternating current ammeter, the voltmeter include D.C. voltmeter
And A.C. voltmeter.
The beneficial effects of the utility model are：The plug-in type digital circuit demonstration board that this utility model is provided, can not only
Carry out the collaboration demonstration of multiple digital circuits, moreover it is possible to carry out the measurement of voltage, electric current, waveform is demonstrated, and strap circuits, signal are produced
Etc. function.The size of main circuit board is big, and good demonstration effect, it is provided that the direct current of multiple voltage or alternating current power supply is multiple functional,
Meet different demonstration demands.
Description of the drawings
Fig. 1 is that plug-in type digital circuit described in the utility model demonstrates plate structure schematic diagram.
Fig. 2 is firmly board structure of circuit schematic diagram described in the utility model.
Specific embodiment
Below in conjunction with the accompanying drawings this utility model is described in further detail, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
As shown in figure 1, this utility model provides plug-in type digital circuit demonstration board, including main circuit board 110 and multiple
Secondary circuit board 120.The secondary circuit board 120 is arranged on 110 front of main circuit board by connected structure, so as to by main circuit board
110 part covers, and makes compact overall structure.The demonstration of digital circuit can be carried out on secondary circuit board 120.
As shown in Fig. 2 110 dimensions of the main circuit board is big, and long 1.7m, width 1.4m, thickness 0.2m, the main circuit board
110 fronts are divided into direct current voltage viewing area, AC current-voltage viewing area, oscilloscope display area, proof box area, conventional
The regions such as element region, typical circuit area, signal generating region.
Wherein, direct current voltage viewing area has been embedded in DC ammeter 101 and D.C. voltmeter 102, for detecting
And show DC current and voltage.Be provided with two jacks 103 below DC ammeter 101, two jacks 103 respectively with directly
Two pin connections of stream ammeter 101, are inserted in the jack 103 by grafting wire, can be connect DC ammeter 101
Enter in circuit.Likewise, be provided with two jacks 103 in the lower section of D.C. voltmeter 102, two jacks 103 respectively with directly
Two pin connections of ampere-voltage meter 102, are inserted in the jack 103 by grafting wire, can be connect D.C. voltmeter 102
Enter in circuit.
Alternating current ammeter 104 and A.C. voltmeter 105 are embedded in AC current-voltage viewing area, for detecting and showing
Show alternating current and voltage.Being provided with two jacks 103 below alternating current ammeter 104, two jacks 103 respectively with exchange
Two pin connections of ammeter 104, are inserted in the jack 103 by grafting wire, can be accessed alternating current ammeter 104
To in circuit.Likewise, be provided with two jacks 103 in the lower section of A.C. voltmeter 105, two jacks 103 respectively with exchange
Two pin connections of voltmeter 105, are inserted in the jack 103 by grafting wire, can be accessed A.C. voltmeter 105
To in circuit.
Oscilloscope display area has been embedded in oscillograph 106, for checking waveform.The pin of oscillograph 106 also with jack 103
Connection.Proof box area is used for external proof box, and external proof box topology layout is identical with the experimental box in student's handss, side
Just demonstration operation.Common component area has been embedded in electronic component, including the electronics unit that resistance, electric capacity, diode, inductance etc. are conventional
Part, the pin of electronic component are also connected with jack 103.Signal generating region has been embedded in signal generator 107, various for producing
Signal, such as step signal, ramp signal, pulse signal etc..
The secondary circuit board 120 is provided with four, on this four secondary circuit boards 120, is respectively arranged with gate circuit, triggering
Device circuit, counter circuit and register circuit, in the demonstration that secondary circuit board 120 can carry out digital circuit.
The plug-in type digital circuit demonstration board that this utility model is provided, the collaboration that can not only carry out multiple digital circuits are drilled
Show, moreover it is possible to carry out the measurement of voltage, electric current, waveform is demonstrated, strap circuits, the function such as signal generation.The size of main circuit board is big,
Good demonstration effect, it is provided that the direct current of multiple voltage or alternating current power supply, multiple functional, meet different demonstration demands.
Although embodiment of the present utility model is disclosed as above, which is not restricted in description and embodiment
Listed utilization, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the general concept limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to and shown here as the legend with description with new.
Claims (6)
1. a kind of plug-in type digital circuit demonstration board, it is characterised in that include：
Main circuit board, is embedded with ammeter, voltmeter, oscillograph and signal generator thereon；
Secondary circuit board, at least one being embedded with gate circuit, flip-flop circuit, counter circuit and register circuit thereon；
The pin of the ammeter, voltmeter oscillograph and signal generator is connected with the jack being arranged on main circuit board；
Grafting wire, its two ends are provided with plug, and the plug can be coordinated with jack.
2. plug-in type digital circuit demonstration board according to claim 1, it is characterised in that be provided with the main circuit board
Electronic component, the pin of the electronic component are connected with the jack being arranged on main circuit board.
3. plug-in type digital circuit demonstration board according to claim 2, it is characterised in that the electronic component includes electricity
Resistance, electric capacity, diode and inductance.
4. plug-in type digital circuit demonstration board according to claim 1, it is characterised in that the long 1.5- of the main circuit board
2m, wide 1.2-1.6m.
5. plug-in type digital circuit demonstration board according to claim 1, it is characterised in that the secondary circuit board is provided with 4
Individual.
6. plug-in type digital circuit demonstration board according to claim 1, it is characterised in that the ammeter includes unidirectional current
Stream and alternating current ammeter, the voltmeter include D.C. voltmeter and A.C. voltmeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620880702.8U CN206021731U (en) | 2016-08-15 | 2016-08-15 | A kind of plug-in type digital circuit demonstration board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620880702.8U CN206021731U (en) | 2016-08-15 | 2016-08-15 | A kind of plug-in type digital circuit demonstration board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206021731U true CN206021731U (en) | 2017-03-15 |
Family
ID=58247368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620880702.8U Expired - Fee Related CN206021731U (en) | 2016-08-15 | 2016-08-15 | A kind of plug-in type digital circuit demonstration board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206021731U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110890006A (en) * | 2019-12-06 | 2020-03-17 | 宁波工程学院 | Project-based digital system experiment box and experiment method |
-
2016
- 2016-08-15 CN CN201620880702.8U patent/CN206021731U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110890006A (en) * | 2019-12-06 | 2020-03-17 | 宁波工程学院 | Project-based digital system experiment box and experiment method |
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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: 20170315 Termination date: 20170815 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |