CN203134228U - Electronic technology comprehensive experiment box - Google Patents
Electronic technology comprehensive experiment box Download PDFInfo
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- CN203134228U CN203134228U CN 201320167803 CN201320167803U CN203134228U CN 203134228 U CN203134228 U CN 203134228U CN 201320167803 CN201320167803 CN 201320167803 CN 201320167803 U CN201320167803 U CN 201320167803U CN 203134228 U CN203134228 U CN 203134228U
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Abstract
The utility model provides an electronic technology comprehensive experiment box which comprises a box body. The box body is internally provided with the following components: an adjustable DC regulated power supply, digital electronic technology experiment elements, analog electronic technology experiment elements, a potentiometer and a logic pen. The adjustable DC regulated power supply provides stable power supply for each digital electronic technology experiment element and each analog electronic technology experiment element. The digital electronic technology experiment elements comprise a 8-digit LED level display device, a 8-digit logic level switch, a 4-digit decimal decoding display device, a dial, a pulse signal generator and an IC socket area. The analog electronic technology experiment elements comprise the following components: a signal generator, an adjustable DC signal source, a fixed experiment board accessing area, an experiment area resistor, a diode, a triode and a three-end voltage regulator tube. According to the electronic technology comprehensive experiment box, the functions of an original digital electronic technology experiment box and an analog electronic technology experiment box are integrated, and the common elements of the two members are used together. The electronic technology comprehensive experiment box has the following advantages: simple structure, high convenience in experiment operation, low production cost, and high suitability for use in each college, etc.
Description
Technical field
The utility model relates to teaching aid, specifically is a kind of electronic technology comprehensive experiment box that integrates Digital Electronic Technique experimental box and Analog Electronics Technique Experiment box function.
Background technology
Along with the development of Digital Electronic Technique and Analog Electronics Technique, many science and engineerings colleges and universities have all carried out the specialized courses of Digital Electronic Technique and Analog Electronics Technique.In order to improve students'ability for practice, after carrying out theory teaching, all need to carry out corresponding laboratory.At present Digital Electronic Technique and Analog Electronics Technique all are to use special-purpose experimental box respectively when experimentizing, so school all needs to buy respectively two kinds of experimental boxs when buying experiment equipment, and operation also is not very convenient during student experimenting simultaneously.
The utility model content
The purpose of this utility model is in order to overcome the deficiency of above-mentioned technology existence, a kind of simple in structure, easy to operate electronic technology comprehensive experiment box to be provided.
The technical scheme that the utility model adopts to achieve these goals is as follows: a kind of electronic technology comprehensive experiment box, comprise casing, it is characterized in that: be provided with adjustable D.C. regulated power supply, Digital Electronic Technique experiment component, Analog Electronics Technique Experiment element, potentiometer, logic pen and hummer in the described casing, described adjustable D.C. regulated power supply provides stabilized power source for each Digital Electronic Technique experiment component and Analog Electronics Technique Experiment element; Described Digital Electronic Technique experiment component comprises that 8 LED level show, 8 logic level switches, 4 decimal system decoding monitors, dial, pulse signal generator, IC receptacle area; Described Analog Electronics Technique Experiment element comprises that signal is sent out device, adjustable dc signal source, fixedly brassboard inserts district and test block resistance, diode, triode, three-terminal voltage-stabilizing pipe.
Electronic technology comprehensive experiment box according to described in the utility model is characterized in that: described adjustable D.C. regulated power supply for can provide voltage be ± 15V, ± 12V, ± 5V, ± 8V, electric current is the power supply of 0.2A.
Electronic technology comprehensive experiment box according to described in the utility model is characterized in that: adjustable dc signal source output ± 0～0.5V and two grades of continuously adjustable direct-flow signal voltages of ± 0～5V.
Electronic technology comprehensive experiment box according to described in the utility model is characterized in that: described IC receptacle area is made up of 8P, 14P, 16P, 28P, several circular holes of 40P IC seat, and has four jacks of dismantled and assembled fixedly brassboard.
Electronic technology comprehensive experiment box according to described in the utility model is characterized in that: described fixedly brassboard inserts and comprises in the district and penetrate single-valve amplification circuit or two-stage amplifying circuit or negative feedback amplifier circuit brassboard and emitter follower brassboard, RC sine-wave oscillator brassboard, differential amplifier brassboard, waveform transformation Experiment of Electrical Circuits plate, voltage comparator brassboard, OTL power amplifier brassboard.
The utility model rolls into one the function of original Digital Electronic Technique experimental box and Analog Electronics Technique Experiment case, the element that both are had jointly uses jointly simultaneously, therefore make and be worth advantages such as the utlity model has simple in structure, convenient experimental operation and low production cost promoting the use of widely in each big colleges and universities.
Description of drawings
Fig. 1 is the utility model casing inner plane layout
Embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is described further:
As shown in Figure 1: a kind of electronic technology comprehensive experiment box, comprise casing, be provided with adjustable D.C. regulated power supply, Digital Electronic Technique experiment component, Analog Electronics Technique Experiment element, potentiometer, logic pen and hummer in casing, described adjustable D.C. regulated power supply provides stabilized power source for each Digital Electronic Technique experiment component and Analog Electronics Technique Experiment element; Described Digital Electronic Technique experiment component comprises that 8 LED level show, 8 logic level switches, 4 decimal system decoding monitors, dial, pulse signal generator, IC receptacle area; Described Analog Electronics Technique Experiment element comprises that signal is sent out device, adjustable dc signal source, fixedly brassboard inserts district and test block resistance, diode, triode, three-terminal voltage-stabilizing pipe.
The casing of this experimental box adopts the casing of 440 * 330 * 140mm, so volume is also little, the internal arrangement compactness, and power supply can be shared, and at casing power supply plug wire joint is set.
Each brassboard in the utility model adopts the thick printed circuit board of 2mm to make, and there is the experimental considerations unit module that can finish Digital Electronic Technique and Analog Electronics Technique in the front and is printed on line character etc., and the back side is corresponding printed circuit with relevant components and parts etc.Highly reliable self-locking round pin receptacle and plug wires connect are adopted in experiment, and be convenient and fast connection, contact very reliably, for ease of Course Exercise in Electronic Technology with expand other experiment, also has been equipped with two blocks of inlet face wrapper sheets in the experimental box.Signal generator wherein: sine wave, triangular wave, the square wave of output 2Hz～20KHz, amplitude range is 50mV～10Vpp (high resistant).Adjustable dc signal source: output ± 0～0.5V, ± two grades of continuously adjustable direct-flow signal voltages of 0～5V.Direct supply: provide 4 the tunnel (± 15V, ± 12V, ± 5V, ± 8V)/and 0.2A, the short-circuit protection auto restore facility is all arranged ,+5V has short-circuit alarming and deixis.Pulse signal source: it is 1Hz, 1KHz that one group of positive and negative monopulse and one group of clock signal frequency are provided, near continuously adjustable square-wave signal 10KHz, the 100K Hz.IC receptacle area: formed by several circular holes IC seats such as 8P, 14P, 16P, 28P, 40P, have four jacks of fixable/dismountable permanent haulage line brassboard in addition.
Finish in the utility model Digital Electronic Technique experiment by direct supply (+5V), 8 LED level demonstrations, 8 logic level switches, 4 decimal systems translate display, dial, pulse signal generator, IC seat district etc. and form, test easy to connectly, contact very reliable.Can carry out more than 30 of experiments such as gate circuit, combinational logic and sequential logical circuit.
Finishing Analog Electronics Technique Experiment is to send out device, adjustable dc signal source and cascode single-valve amplification circuit/two-stage amplifying circuit/negative feedback amplifier circuit brassboard by direct supply, signal, the emitter follower brassboard, RC sine-wave oscillator brassboard, the differential amplifier brassboard, waveform transformation Experiment of Electrical Circuits plate, voltage comparator brassboard, OTL power amplifier brassboard, and flexible combination such as test block resistance, diode, triode, three-terminal voltage-stabilizing pipe experimentizes, and is conducive to improve students ' practical ability.
Claims (5)
1. electronic technology comprehensive experiment box, comprise casing, it is characterized in that: be provided with adjustable D.C. regulated power supply, Digital Electronic Technique experiment component, Analog Electronics Technique Experiment element, potentiometer, logic pen and hummer in the described casing, described adjustable D.C. regulated power supply provides stabilized power source for each Digital Electronic Technique experiment component and Analog Electronics Technique Experiment element; Described Digital Electronic Technique experiment component comprises that 8 LED level show, 8 logic level switches, 4 decimal system decoding monitors, dial, pulse signal generator, IC receptacle area; Described Analog Electronics Technique Experiment element comprises that signal is sent out device, adjustable dc signal source, fixedly brassboard inserts district and test block resistance, diode, triode, three-terminal voltage-stabilizing pipe.
2. electronic technology comprehensive experiment box according to claim 1 is characterized in that: described adjustable D.C. regulated power supply for can provide voltage be ± 15V, ± 12V, ± 5V, ± 8V, electric current is the power supply of 0.2A.
3. electronic technology comprehensive experiment box according to claim 1 is characterized in that: adjustable dc signal source output ± 0～0.5V and two grades of continuously adjustable direct-flow signal voltages of ± 0～5V.
4. electronic technology comprehensive experiment box according to claim 1, it is characterized in that: described IC receptacle area is made up of 8P, 14P, 16P, 28P, 40P circular hole IC seat, and with four jacks of dismantled and assembled fixedly brassboard.
5. electronic technology comprehensive experiment box according to claim 1 is characterized in that: described fixedly brassboard inserts and comprises in the district and penetrate single-valve amplification circuit or two-stage amplifying circuit or negative feedback amplifier circuit brassboard and emitter follower brassboard, RC sine-wave oscillator brassboard, differential amplifier brassboard, waveform transformation Experiment of Electrical Circuits plate, voltage comparator brassboard, OTL power amplifier brassboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320167803 CN203134228U (en) | 2013-04-07 | 2013-04-07 | Electronic technology comprehensive experiment box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320167803 CN203134228U (en) | 2013-04-07 | 2013-04-07 | Electronic technology comprehensive experiment box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203134228U true CN203134228U (en) | 2013-08-14 |
Family
ID=48942180
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320167803 Expired - Fee Related CN203134228U (en) | 2013-04-07 | 2013-04-07 | Electronic technology comprehensive experiment box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203134228U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103439579A (en) * | 2013-08-30 | 2013-12-11 | 昆山奥德鲁自动化技术有限公司 | Economical impedance measurement circuit |
| CN103794121A (en) * | 2014-01-24 | 2014-05-14 | 华南理工大学 | Portable electronic experimental box |
| CN103886794A (en) * | 2014-03-30 | 2014-06-25 | 浙江大学 | Intelligent digital electronic experimental box |
| CN106023751A (en) * | 2016-08-04 | 2016-10-12 | 西安铁路职业技术学院 | Electronic circuit experimental platform |
| CN106710388A (en) * | 2016-12-07 | 2017-05-24 | 中国传媒大学 | Modularized electronic-technique comprehensive application experimental box |
| CN106940950A (en) * | 2017-03-16 | 2017-07-11 | 湖南高速铁路职业技术学院 | Circuit combines Scene Teaching multifunctional laboratory box immediately |
| CN109345926A (en) * | 2018-08-07 | 2019-02-15 | 辽宁机电职业技术学院 | A kind of portable simulation digital and electronic experimental facilities |
| CN109754687A (en) * | 2019-03-28 | 2019-05-14 | 广东工业大学 | A kind of experimental box applied to Experiment of Electronic Technology |
-
2013
- 2013-04-07 CN CN 201320167803 patent/CN203134228U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103439579A (en) * | 2013-08-30 | 2013-12-11 | 昆山奥德鲁自动化技术有限公司 | Economical impedance measurement circuit |
| CN103794121A (en) * | 2014-01-24 | 2014-05-14 | 华南理工大学 | Portable electronic experimental box |
| CN103886794A (en) * | 2014-03-30 | 2014-06-25 | 浙江大学 | Intelligent digital electronic experimental box |
| CN106023751A (en) * | 2016-08-04 | 2016-10-12 | 西安铁路职业技术学院 | Electronic circuit experimental platform |
| CN106710388A (en) * | 2016-12-07 | 2017-05-24 | 中国传媒大学 | Modularized electronic-technique comprehensive application experimental box |
| CN106940950A (en) * | 2017-03-16 | 2017-07-11 | 湖南高速铁路职业技术学院 | Circuit combines Scene Teaching multifunctional laboratory box immediately |
| CN109345926A (en) * | 2018-08-07 | 2019-02-15 | 辽宁机电职业技术学院 | A kind of portable simulation digital and electronic experimental facilities |
| CN109345926B (en) * | 2018-08-07 | 2024-03-26 | 辽宁机电职业技术学院 | Portable analog digital electronic experimental equipment |
| CN109754687A (en) * | 2019-03-28 | 2019-05-14 | 广东工业大学 | A kind of experimental box applied to Experiment of Electronic Technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20140407 |