CN203102692U - Digital circuit experiment box - Google Patents
Digital circuit experiment box Download PDFInfo
- Publication number
- CN203102692U CN203102692U CN 201320004628 CN201320004628U CN203102692U CN 203102692 U CN203102692 U CN 203102692U CN 201320004628 CN201320004628 CN 201320004628 CN 201320004628 U CN201320004628 U CN 201320004628U CN 203102692 U CN203102692 U CN 203102692U
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- storehouse
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Abstract
Provided by the utility model is a digital circuit experiment box that is composed of a box body, a box cover cooperated with the box body, and a circuit board arranged in the box body. A power supply module, a common signal source module, a testing module, and an experiment circuit module are arranged on the circuit board and are connected with each other by experimental leads according to a circuit diagram; and the experiment circuit module includes a fixing module and an open type module. The box body includes a base plate and a side plate; and a drawer type accommodation cabin is arranged between the base plate and the circuit board and includes an element bin, a lead bin, an instrument bin and a tool bin. According to the utility model, the beneficial effects of the digital circuit experiment box are as follows: the investment cost of the experimental resources can be lowered; and the box has the advantages of simple and compact structure, high versatility, long service life and convenient operation and the like.
Description
Technical field
The utility model belongs to the electricity teaching apparatus field, especially relates to a kind of digital circuit experiment case.
Background technology
Experiment of Electrical Circuits is the important teaching means of electrician, electrical type teaching, traditional Experiments of Electricity adopt the special circuit experimental box usually, the special circuit experimental box is generally the supporting dedicated electrical experimental teaching equipment tailor-made according to teaching material, has the shortcomings such as thinking that versatility is poor, limit to the student.Once, and the content of courses more becomes, with the supporting special circuit experimental box of this content of courses, will be eliminated, thereby strengthen the cost of investment to experimental resources.
Summary of the invention
Problem to be solved in the utility model is to provide a kind of digital circuit experiment case, especially is suitable for experiment, real training and the innovative design of basic digital circuit.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of digital circuit experiment case, comprise casing, the case lid matched with described casing and be arranged on the circuit board in described casing, described circuit board is provided with power module, the convectional signals source module, test module and experiment circuit module, described power module, described convectional signals source module, described test module and described experiment circuit module according to circuit diagram by experiment wire interconnect, described experiment circuit module comprises stuck-module and open module, described casing comprises base plate and side plate, be provided with drawer type between described base plate and described circuit board and accommodate storehouse, described drawer type is accommodated storehouse and is comprised the components and parts storehouse, the wire storehouse, instrument storehouse and instrument storehouse.
The utility model can also adopt following technical measures:
Described power module comprises the regulated power supply module that power module that output voltage is 5V, power module that output voltage is 12V and output voltage are 0-9V.
Described convectional signals source module comprises positive and negative monopulse circuit for generating, continuous adjustable clock circuit, the fixed pulse output circuit, the switching value input display circuit of carry input terminal defencive function, output terminal is with the switching value output circuit of display circuit and output terminal band defencive function, LED common anode nixie display with the binary-coded decimal decoding scheme, the binary-coded decimal dial switch output circuit of output terminal band defencive function and be provided with 555 time base circuits and with the sound equipment output control circuit of sound equipment output device
.
Described test module comprises the three condition testing digital logic circuit with acousto-optic hint.
Described stuck-module comprises 74LS00 chip, 74LS02 chip, 74LS20 chip, 74LS08 chip, 74LS32 chip, 74LS86 chip, 74LS10 chip, 74LS54 chip and 74LS04 chip.
Described open module comprises 8 pin IC, 14 pin IC, 16 pin IC, 40 pin IC locking socket and switches.
Described components and parts storehouse is provided with plate, on described plate, is inserted with application module, and described wire storehouse is placed with described experiment wire, and described instrument storehouse is placed with loudspeaker and hummer, and described instrument storehouse is provided with the tool bag of the instrument of putting.
Described application module comprises 555 timer application modules, trigger function checking application module, integrated counter application module, register application module, data selector application module and integrated code translator application module.
Have handle on one of them sidewall of described casing, described case lid is provided with the dress book pocket.
Described drawer type is accommodated on two relative sidewalls of bin location and is respectively equipped with the straight rail of evagination, on relative two sidewalls of described box location, is respectively equipped with the straight rail of indent, is positioned at the straight rail of described evagination of the same side and the straight rail of described indent and coordinates and join; Described drawer type is accommodated the snap close button that sidewall is provided with the elastic lock matched with described casing and controls described elastic lock that exposes in storehouse.
Advantage and the good effect that the utlity model has are: technique scheme can reduce the experimental resources cost of investment, has simple and compact for structure, highly versatile, long service life and the advantage such as easy to operate.
The accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation that drawer type is accommodated storehouse;
In figure:
| 1, |
2, |
3, power module |
| 4, convectional |
5, |
6, stuck-module |
| 7, |
8, drawer type is accommodated storehouse | 9, |
| 10, |
11, snap |
12, |
| 81, the straight rail of |
82, components and |
83, |
| 84, |
85, |
821, |
| 831, |
841, |
842, |
| 851, tool bag | ? | ? |
Embodiment
As Fig. 1, shown in 2, the utility model provides a kind of digital circuit experiment case, comprise casing 1, the case lid 2 matched with casing 1 and be arranged on the circuit board in casing 1, circuit board is provided with power module 3, convectional signals source module 4, test module 5 and experiment circuit module, power module 3, convectional signals source module 4, test module 5 and experiment circuit module according to circuit diagram by experiment wire 831 interconnect, experiment circuit module comprises stuck-module 6 and open module 7, casing 1 comprises base plate and side plate, be provided with drawer type between base plate and circuit board and accommodate storehouse 8, drawer type is accommodated storehouse 8 and is comprised components and parts storehouse 82, wire storehouse 83, instrument storehouse 84 and instrument storehouse 85.
Drawer type is accommodated on two relative sidewalls of 8 positions, storehouse and is respectively equipped with the straight rail 81 of evagination, on relative two sidewalls in casing 1 position, is respectively equipped with the straight rail of indent, is positioned at the straight rail 81 of evagination of the same side and the straight rail of indent and coordinates and join; The sidewall that exposes that drawer type is accommodated storehouse 8 is provided with the elastic lock 12 matched with casing 1 and the snap close button 11 of controlling elastic lock 12.
Have handle 9 on one of them sidewall of casing 1, case lid 2 is provided with dress book pocket 10.
Components and parts storehouse 82 is provided with plate 821, on plate 821, is inserted with application module, and wire storehouse 83 is placed with experiment wire 831, and instrument storehouse 84 is placed with loudspeaker 841 and hummer 842, and instrument storehouse 85 is provided with the tool bag 851 of the instrument of putting.Application module comprises 555 timer application modules, trigger function checking application module, integrated counter application module, register application module, data selector application module and integrated code translator application module.
Convectional signals source module 4 comprises positive and negative monopulse circuit for generating, continuously the switching value input display circuit, output terminal of adjustable clock circuit, fixed pulse output circuit, carry input terminal defencive function be with the switching value output circuit of display circuit and output terminal band defencive function, with the binary-coded decimal dial switch output circuit of the LED common anode nixie display of binary-coded decimal decoding scheme, output terminal band defencive function and be provided with 555 time base circuits and with the sound equipment output control circuit of sound equipment output device
.
Stuck-module 6 comprises 74LS00 chip, 74LS02 chip, 74LS20 chip, 74LS08 chip, 74LS32 chip, 74LS86 chip, 74LS10 chip, 74LS54 chip and 74LS04 chip.
Open module 7 comprises 8 pin IC, 14 pin IC, 16 pin IC, 40 pin IC locking socket and switches.
The course of work of this example: while utilizing above-mentioned utility model to carry out digital circuit experiment, at first take out guide book of experiment from dress book pocket 10, according to the modules on wire 831 connecting circuit boards by experiment of the circuit diagram in guide book of experiment, also can be according to the circuit diagram of the individual's design modules on wire 831 connecting circuit boards by experiment.When open module 7 needs to insert application module, press snap close button 11, open drawer type and accommodate storehouse 8, take off corresponding application module from plate 821 and used; While need using experiment wire 831, loudspeaker 841, hummer 842 or instrument, also can open drawer type and accommodate storehouse 8 and take corresponding article.
Above an embodiment of the present utility model is had been described in detail, but described content is only preferred embodiment of the present utility model, can not be considered to for limiting practical range of the present utility model.All equalization variations of doing according to the utility model application range and improvement etc., within all should still belonging to patent covering scope of the present utility model.
Claims (10)
1. a digital circuit experiment case, comprise casing, the case lid matched with described casing and be arranged on the circuit board in described casing, described circuit board is provided with power module, the convectional signals source module, test module and experiment circuit module, described power module, described convectional signals source module, described test module and described experiment circuit module according to circuit diagram by experiment wire interconnect, described experiment circuit module comprises stuck-module and open module, described casing comprises base plate and side plate, be provided with drawer type between described base plate and described circuit board and accommodate storehouse, described drawer type is accommodated storehouse and is comprised the components and parts storehouse, the wire storehouse, instrument storehouse and instrument storehouse.
2. digital circuit experiment case according to claim 1 is characterized in that: described power module comprises the regulated power supply module that power module that output voltage is 5V, power module that output voltage is 12V and output voltage are 0-9V.
3. digital circuit experiment case according to claim 1, it is characterized in that: described convectional signals source module comprises positive and negative monopulse circuit for generating, continuous adjustable clock circuit, the fixed pulse output circuit, the switching value input display circuit of carry input terminal defencive function, output terminal is with the switching value output circuit of display circuit and output terminal band defencive function, LED common anode nixie display with the binary-coded decimal decoding scheme, the binary-coded decimal dial switch output circuit of output terminal band defencive function and be provided with 555 time base circuits and with the sound equipment output control circuit of sound equipment output device
.
4. digital circuit experiment case according to claim 1, it is characterized in that: described test module comprises the three condition testing digital logic circuit with acousto-optic hint.
5. digital circuit experiment case according to claim 1, it is characterized in that: described stuck-module comprises 74LS00 chip, 74LS02 chip, 74LS20 chip, 74LS08 chip, 74LS32 chip, 74LS86 chip, 74LS10 chip, 74LS54 chip and 74LS04 chip.
6. digital circuit experiment case according to claim 1, it is characterized in that: described open module comprises 8 pin IC, 14 pin IC, 16 pin IC, 40 pin IC locking socket and switches.
7. digital circuit experiment case according to claim 1, it is characterized in that: described components and parts storehouse is provided with plate, on described plate, is inserted with application module, and described wire storehouse is placed with described experiment wire, described instrument storehouse is placed with loudspeaker and hummer, and described instrument storehouse is provided with the tool bag of the instrument of putting.
8. digital circuit experiment case according to claim 7 is characterized in that: described application module comprises 555 timer application modules, trigger function checking application module, integrated counter application module, register application module, data selector application module and integrated code translator application module.
9. digital circuit experiment case according to claim 1, it is characterized in that: have handle on one of them sidewall of described casing, described case lid is provided with the dress book pocket.
10. digital circuit experiment case according to claim 1, it is characterized in that: described drawer type is accommodated on two relative sidewalls of bin location and is respectively equipped with the straight rail of evagination, be respectively equipped with the straight rail of indent on relative two sidewalls of described box location, be positioned at the straight rail of described evagination of the same side and the straight rail of described indent and coordinate and join; Described drawer type is accommodated the snap close button that sidewall is provided with the elastic lock matched with described casing and controls described elastic lock that exposes in storehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320004628 CN203102692U (en) | 2013-01-06 | 2013-01-06 | Digital circuit experiment box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320004628 CN203102692U (en) | 2013-01-06 | 2013-01-06 | Digital circuit experiment box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203102692U true CN203102692U (en) | 2013-07-31 |
Family
ID=48854078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320004628 Expired - Fee Related CN203102692U (en) | 2013-01-06 | 2013-01-06 | Digital circuit experiment box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203102692U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103714734A (en) * | 2013-09-30 | 2014-04-09 | 安徽农业大学 | Environment protection type potentiometer experiment box |
| CN104778889A (en) * | 2015-05-06 | 2015-07-15 | 山东大学 | Sensor experimental box and application thereof |
| CN104952340A (en) * | 2015-07-02 | 2015-09-30 | 山东星科智能科技股份有限公司 | Automobile circuit connection check experiment box |
| CN105913742A (en) * | 2016-07-01 | 2016-08-31 | 宜宾学院 | Experimental box |
| US11505399B1 (en) | 2022-05-05 | 2022-11-22 | Giftedness And Creativity Company | Electronic circuit board bag |
-
2013
- 2013-01-06 CN CN 201320004628 patent/CN203102692U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103714734A (en) * | 2013-09-30 | 2014-04-09 | 安徽农业大学 | Environment protection type potentiometer experiment box |
| CN103714734B (en) * | 2013-09-30 | 2017-01-18 | 安徽农业大学 | Environment protection type potentiometer experiment box |
| CN104778889A (en) * | 2015-05-06 | 2015-07-15 | 山东大学 | Sensor experimental box and application thereof |
| CN104952340A (en) * | 2015-07-02 | 2015-09-30 | 山东星科智能科技股份有限公司 | Automobile circuit connection check experiment box |
| CN105913742A (en) * | 2016-07-01 | 2016-08-31 | 宜宾学院 | Experimental box |
| US11505399B1 (en) | 2022-05-05 | 2022-11-22 | Giftedness And Creativity Company | Electronic circuit board bag |
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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: 20130731 Termination date: 20170106 |