CN109961679A - Teaching electronic circuit experiment box - Google Patents
Teaching electronic circuit experiment box Download PDFInfo
- Publication number
- CN109961679A CN109961679A CN201711414364.4A CN201711414364A CN109961679A CN 109961679 A CN109961679 A CN 109961679A CN 201711414364 A CN201711414364 A CN 201711414364A CN 109961679 A CN109961679 A CN 109961679A
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- China
- Prior art keywords
- experiment
- adjustable
- electronic circuit
- power supply
- analog electronics
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- 238000002474 experimental method Methods 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 claims abstract description 24
- 230000001105 regulatory effect Effects 0.000 claims abstract description 8
- 239000000203 mixture Substances 0.000 claims description 3
- 230000000087 stabilizing effect Effects 0.000 claims description 2
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 1
- 235000008429 bread Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/183—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for circuits
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/183—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for circuits
- G09B23/186—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for circuits for digital electronics; for computers, e.g. microprocessors
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- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Computational Mathematics (AREA)
- Algebra (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Instructional Devices (AREA)
Abstract
The present invention is a kind of teaching electronic circuit experiment box, including cabinet, adjustable D. C regulated, Digital Electronics Experiment element, Analog Electronics Technique Experiment element, potentiometer and logic pen are equipped in cabinet, the adjustable D. C regulated provides stabilized power supply for each Digital Electronics Experiment element and Analog Electronics Technique Experiment element；The Digital Electronics Experiment element include 8 LED level show, 8 logic level switches, 4 decimal system decoding monitors, driver plates, pulse signal generator, the receptacle area IC；The Analog Electronics Technique Experiment element includes signal hair device, adjustable DC signal source, fixed experimental plate access area and test block resistance, diode, triode, three-terminal voltage-stabilizing pipe.The present invention rolls into one the function of original digital electronic technology experimental box and Analog Electronics Technique Experiment case, and the element for having the two jointly is used in conjunction with, have many advantages, such as simple structure, convenient experimental operation and low production cost, is worth widely promoting the use of in major colleges and universities.
Description
Technical field
The present invention relates to teaching aid, specifically a kind of collection digital electronic technology experimental box and Analog Electronics Technique Experiment case
Function is in the teaching electronic circuit experiment box of one.
Background technique
With the development of Digital Electronic Technique and analog electronics technique, many science and engineering colleges and universities have carried out digital and electronic skill
The specialized courses of art and analog electronics technique.In order to improve the manipulative ability of student, required after carrying out theory teaching into
The corresponding laboratory of row.Digital Electronic Technique and analog electronics technique are all to use dedicated reality respectively when being tested at present
Tryoff, therefore school requires to buy two kinds of experimental boxs respectively when buying experiment equipment, while operating also not when student experimenting
It is very convenient.
Summary of the invention
The purpose of the invention is to overcome above-mentioned technology there are deficiency, provide what a kind of structure was simple and convenient to operate
Teaching electronic circuit experiment box.
Used technical solution is as follows to achieve the goals above by the present invention: a kind of teaching electronic circuit experiment box,
Including cabinet, it is characterised in that: be equipped with adjustable D. C regulated, Digital Electronics Experiment element, simulation in the cabinet
Experiment of Electronic Technology element, potentiometer, logic pen and buzzer, the adjustable D. C regulated are that each Digital Electronic Technique is real
It tests element and Analog Electronics Technique Experiment element provides stabilized power supply；The Digital Electronics Experiment element includes 8 LED electricity
Head up display shows, 8 logic level switches, 4 decimal system decoding monitors, driver plates, pulse signal generator, the receptacle area IC；It is described
Analog Electronics Technique Experiment element include signal hair device, adjustable DC signal source, fixed experimental plate access area and test block resistance,
Diode, triode, three-terminal voltage-stabilizing pipe.
Teaching electronic circuit experiment box described according to the present invention, it is characterised in that: the adjustable DC pressure stabilizing electricity
Source is ± 15V, ± 12V, ± 5V, ± 8V to can provide voltage, and electric current is the power supply of 0.2A.
Teaching electronic circuit experiment box described according to the present invention, it is characterised in that: adjustable DC signal source output
± 0~0.5V and two grades of continuously adjustable direct-flow signal voltages of ± 0~5V.
Teaching electronic circuit experiment box described according to the present invention, it is characterised in that: the receptacle area IC by 8P,
14P, 16P, 28P, 40P several circular holes IC compositions, and have four jacks of removable fixed experimental plate.
Teaching electronic circuit experiment box described according to the present invention, it is characterised in that: the fixed experimental plate access
It include penetrating single-valve amplification circuit or two-stage amplifying circuit or negative feedback amplifier circuit experimental plate and emitter follower experiment in area
Plate, RC sine-wave oscillator experimental plate, differential amplifier experimental plate, waveform convertion circuit experiment board, voltage comparator experimental plate,
OTL power amplifier experimental plate.
Teaching electronic circuit experiment box described according to the present invention, it is characterised in that: in the fixed experimental plate access area
Including penetrating single-valve amplification circuit or two-stage amplifying circuit or negative feedback amplifier circuit experimental plate and emitter follower experimental plate, RC
Sine-wave oscillator experimental plate, differential amplifier experimental plate, waveform convertion circuit experiment board, voltage comparator experimental plate, OTL function
Rate amplifier experimental plate.
The present invention rolls into one the function of original digital electronic technology experimental box and Analog Electronics Technique Experiment case, together
When the element that has the two jointly be used in conjunction with so that the present invention has simple structure, convenient experimental operation and produces
The advantages that low in cost, is worth widely promoting the use of in major colleges and universities.
Fig. 1 is cabinet inner plane layout of the present invention
Technical scheme is described further with reference to the accompanying drawing:
A kind of teaching electronic circuit experiment box as shown in Figure 1:, including cabinet, in cabinet be equipped with adjustable D. C regulated,
Digital Electronics Experiment element, Analog Electronics Technique Experiment element, potentiometer, logic pen and buzzer, the adjustable DC
Regulated power supply provides stabilized power supply for each Digital Electronics Experiment element and Analog Electronics Technique Experiment element；The number electricity
Sub- technology experiment element includes that 8 LED level are shown, 8 logic levels switch, 4 decimal system decoding monitors, driver plate, arteries and veins
Rush signal generator, the receptacle area IC；The Analog Electronics Technique Experiment element includes signal hair device, adjustable DC signal source, consolidates
Determine experimental plate access area and test block resistance, diode, triode, three-terminal voltage-stabilizing pipe.
The cabinet of this experimental box uses the cabinet of 440 × 330 × 140mm, therefore volume is also small, and internal arrangement is compact, electricity
Source can share, and power supply plug wire connector is arranged on cabinet.
Each experimental plate in the present invention is made of the printed circuit board of 2mm thickness, and front has being capable of complete Digital Electronic Technique
With the experimental considerations unit module of analog electronics technique and be printed on line character etc., the back side is corresponding printed circuit and related component
Deng.Experiment connection uses highly reliable self-locking round pin receptacle and plug wires, convenient and fast connection, and contact is very reliable, for just
In Course Exercise in Electronic Technology and other experiments are extended, are further provided with two pieces of import bread boards in experimental box.Wherein signal occurs
Device: sine wave, triangular wave, the square wave of output 2Hz~20KHz, amplitude range are 50mV~10Vpp (high resistant).Adjustable DC letter
Number source: output two grades of ± 0~0.5V, ± 0~5V continuously adjustable direct-flow signal voltages.DC power supply: 4 tunnels of offer (± 15V,
± 12V, ± 5V, ± 8V)/0.2A, there is short-circuit protection auto restore facility ,+5V has short-circuit alarming and instruction function.Pulse letter
Number source: providing one group of positive and negative pulse and one group of clock signal frequency is 1Hz, 1KHz, and 10KHz, 100K Hz are continuously adjustable nearby
Square-wave signal.The receptacle area IC: being formed by 8P, 14P, 16P, 28P, 40P etc. several circular holes IC, separately with fixable/dismountable solid
Four jacks of alignment road experimental plate.
In the present invention complete Digital Electronics Experiment be shown by DC power supply (+5V), 8 LED level, 8 logics
Level switch, 4 decimal systems translate the composition such as area display, driver plate, pulse signal generator, IC, test easy to connect, contact
It is very reliable.It can carry out the experiment such as gate circuit, combinational logic and sequential logical circuit more than 30.
Completing Analog Electronics Technique Experiment is to send out device, adjustable DC signal source and cascode single tube by DC power supply, signal
Amplifying circuit/two-stage amplifying circuit/negative feedback amplifier circuit experimental plate, emitter follower experimental plate, RC sine-wave oscillator are real
Test plate, differential amplifier experimental plate, waveform convertion circuit experiment board, voltage comparator experimental plate, the experiment of OTL power amplifier
The flexible combinations such as plate and test block resistance, diode, triode, three-terminal voltage-stabilizing pipe are tested, and are conducive to improve student
Manipulative ability.
Claims (4)
1. a kind of teaching electronic circuit experiment box, including cabinet, it is characterised in that: be equipped with adjustable DC pressure stabilizing in the cabinet
Power supply, Digital Electronics Experiment element, Analog Electronics Technique Experiment element, potentiometer, logic pen and buzzer, it is described adjustable
D.C. regulated power supply provides stabilized power supply for each Digital Electronics Experiment element and Analog Electronics Technique Experiment element；The number
Word Experiment of Electronic Technology element includes that 8 LED level show, 8 logic level switches, 4 decimal system decoding monitors, dial
Disk, pulse signal generator, the receptacle area IC；The Analog Electronics Technique Experiment element includes signal hair device, adjustable DC signal
Source, fixed experimental plate access area and test block resistance, diode, triode, three-terminal voltage-stabilizing pipe.
2. teaching electronic circuit experiment box according to claim 1, it is characterised in that: the adjustable D. C regulated
It is ± 15V, ± 12V, ± 5V, ± 8V to can provide voltage, electric current is the power supply of 0.2A.
3. teaching electronic circuit experiment box according to claim 1, it is characterised in that: the output of adjustable DC signal source ±
0~0.5V and two grades of continuously adjustable direct-flow signal voltages of ± 0~5V.
4. teaching electronic circuit experiment box according to claim 1, it is characterised in that: the receptacle area IC by 8P,
14P, 16P, 28P, 40P circular hole IC compositions, and have four jacks of removable fixed experimental plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711414364.4A CN109961679A (en) | 2017-12-25 | 2017-12-25 | Teaching electronic circuit experiment box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711414364.4A CN109961679A (en) | 2017-12-25 | 2017-12-25 | Teaching electronic circuit experiment box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109961679A true CN109961679A (en) | 2019-07-02 |
Family
ID=67020380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711414364.4A Pending CN109961679A (en) | 2017-12-25 | 2017-12-25 | Teaching electronic circuit experiment box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109961679A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110751888A (en) * | 2019-10-29 | 2020-02-04 | 徐州工程学院 | Hierarchical analog circuit experimental box |
-
2017
- 2017-12-25 CN CN201711414364.4A patent/CN109961679A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110751888A (en) * | 2019-10-29 | 2020-02-04 | 徐州工程学院 | Hierarchical analog circuit experimental box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190702 |