CN106971657A - A kind of magnetic-type Experiment of Electronics device - Google Patents
A kind of magnetic-type Experiment of Electronics device Download PDFInfo
- Publication number
- CN106971657A CN106971657A CN201710376349.9A CN201710376349A CN106971657A CN 106971657 A CN106971657 A CN 106971657A CN 201710376349 A CN201710376349 A CN 201710376349A CN 106971657 A CN106971657 A CN 106971657A
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- circuit board
- component
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- conductive contact
- circuit
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- 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
- G09B23/182—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for components
-
- 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
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- Business, Economics & Management (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Instructional Devices (AREA)
Abstract
The present invention provides a kind of magnetic-type Experiment of Electronics device, including：Multiple components；Female circuit board, it is provided with experimental circuit, power input interface, signal measurement node and multiple connection components for mounting related components, connection component includes multiple first conductive contact blades and at least one first magnet, the electrical connection corresponding with experimental circuit of the first conductive contact blade；And multiple sub-circuit boards, for component to be installed into connection component, multiple second conductive contact blades and at least one second magnet are provided with each sub-circuit board, wherein, component is accordingly arranged on the front of sub-circuit board, second conductive contact blade is located at the back side of corresponding sub-circuit board, and is electrically connected with the pin of component, and the quantity of the first conductive contact blade and the second conductive contact blade is equal with the quantity of the pin of the corresponding component on sub-circuit board.This experimental provision energy is directly perceived, the exact shape of component can be clearly seen and the signal flow direction of circuit, can also be easy to operation and maintenance.
Description
Technical field
The present invention relates to a kind of electrical and electronic teaching experimental provision field, and in particular to a kind of magnetic-type Experiment of Electronics
Device.
Background technology
The courses such as Fundamentals of Electrotechnics, analog electronics technique, Digital Electronic Technique be ordinary higher learning school electrically, Electronics Specialties
Core curriculum.Major colleges and universities pass through teaching practice for many years, it was demonstrated that the theoretical mode being combined with experiment is student learns well
One important method of such course.
But traditional Experiment of Electronics device is the problem of have very big, reason of the student to knowwhy is not only hindered
Solution, and add teaching teacher workload, trace it to its cause including：
(1) component of circuit is fixed on brassboard, often through various fly lines to component during structure experimental circuit
It is electrically connected, line is complicated, voltage, current signal move towards indefinite in circuit, with bookish circuit theory diagrams difference
Very big, student can not combine knowwhy well with actual.
(2) component of circuit is fixed on brassboard, and most of component is sealed in experimental box, and student can not
Intuitively, the actual apperance of component can be clearly seen, causes the theoretical disconnection with reality, is also unfavorable for the energy of starting of training student
Power.
(3) the fly line species for building experimental circuit is various, and line is complicated, once circuit breaks down, be unfavorable for teacher and
Student searches failure；In addition, most of component is sealed in experimental box, when experimental circuit, which is damaged, needs to change component,
Experimental box must be taken apart to repair, and cause teacher to the troublesome maintenance of experimental circuit, add the workload of teacher.
The content of the invention
For the shortcoming or deficiency of above-mentioned prior art, the technical problem to be solved in the present invention is to provide a kind of magnetic-type electricity
Work electronic experimental device, energy is directly perceived, the exact shape of component and the signal flow direction of experimental circuit can be clearly seen, can also be easy to
Operation and maintenance.
In order to solve the above technical problems, present invention employs following technical scheme：
A kind of magnetic-type Experiment of Electronics device, including：Multiple components；Female circuit board, is provided with experimental circuit, sets
The signal measurement node that put the power input interface in the experimental circuit, is arranged in the experimental circuit and it is arranged on the reality
Multiple connection components for mounting related components on electrical verification road, connection component includes multiple first conductive contact blades and at least one
First magnet, the electrical connection corresponding with experimental circuit of the first conductive contact blade；And multiple sub-circuit boards, for component to be installed
Onto connection component, multiple the second conductive contact blades being engaged with the first conductive contact blade and at least are provided with each sub-circuit board
One the second magnet for being engaged with the first magnet, wherein, component is accordingly arranged on the front of sub-circuit board, and second is conductive
Contact is located at the back side of corresponding sub-circuit board, and is electrically connected with the pin of component, between the second magnet and the first magnet
The quantity of the mutual adhesive of opposite pole, the first conductive contact blade and the second conductive contact blade is arranged on sub-circuit board with corresponding
The quantity of the pin of component is equal.
Magnetic-type Experiment of Electronics device provided by the present invention, can also have the feature that：Wherein, component
Including resistance, electric capacity, inductance, diode and triode.
Magnetic-type Experiment of Electronics device provided by the present invention, can also have the feature that：Wherein, electricity is tested
Road, power input interface, signal measurement node and the first conductive contact blade are arranged at the front of female circuit board.
Magnetic-type Experiment of Electronics device provided by the present invention, can also have the feature that：Wherein, female circuit
Plate is PCB.
Magnetic-type Experiment of Electronics device provided by the present invention, can also have the feature that：Wherein, sub-circuit
Plate is PCB.
Magnetic-type Experiment of Electronics device provided by the present invention, can also have the feature that：Wherein, power supply is defeated
Incoming interface is contact pin or slot.
Magnetic-type Experiment of Electronics device provided by the present invention, can also have the feature that：Wherein, signal is surveyed
It is contact pin or slot to measure node.
Magnetic-type Experiment of Electronics device provided by the present invention, can also have the feature that：Wherein, per height
Multiple conductive through holes being engaged with the second conductive contact blade, conductive through hole and corresponding second conductive contact blade are provided with circuit board
Electrical connection, the pin of component is welded on conductive through hole.
Magnetic-type Experiment of Electronics device provided by the present invention, can also have the feature that：Wherein, the first magnetic
Iron is embedded on female circuit board, and the second magnet is embedded on sub-circuit board.
Invention effect and effect
According to magnetic-type Experiment of Electronics device involved in the present invention, firstly, because using being provided with experimental circuit
Female circuit board and multiple sub-circuit boards for being provided with component design, voltage, current signal trend are obvious in experimental circuit,
The exact shape of component is intuitively visible, is conducive to student to integrade theory with practice well, deepens to knowwhy
Understand.
Secondly, according to the trend of voltage and current on female circuit board, modular component is laid, easy to operate, electricity
When road is broken down, misarrangement is simple；Moreover, the component on sub-circuit board changes efficient and convenient, teacher is reduced to component
The workload safeguarded.
Furthermore, modularization has been carried out to component by sub-circuit board, on the one hand, student can freely change as needed
The classification of the component of same position in experimental circuit, the elaborative faculty of cultivation and training student；On the other hand, the mould of component
Block allows same component to use in kinds of experiments, reduces the cost of experiment.
Brief description of the drawings
Fig. 1 is the schematic diagram of experimental circuit in embodiments of the invention.
Fig. 2 is the structural representation of experimental provision in embodiments of the invention.
Fig. 3 is the positive structure schematic for the sub-circuit board that resistance is provided with embodiments of the invention.
Fig. 4 is the positive structure schematic for the sub-circuit board that electric capacity is provided with embodiments of the invention.
Fig. 5 is the positive structure schematic for the sub-circuit board that triode is provided with embodiments of the invention.
Fig. 6 is the backside structure signal of the sub-circuit board for the component that two pins are provided with embodiments of the invention
Figure.
Fig. 7 is the backside structure signal of the sub-circuit board for the component that three pins are provided with embodiments of the invention
Figure.
Fig. 8 is the cross-sectional view that component is connected with sub-circuit board in embodiments of the invention.
Fig. 9 is the waveform input signal figure of SIGNAL1 and SIGNAL2 in embodiments of the invention.
Figure 10 is signal Vout output waveform figures in embodiments of the invention.
Figure 11 is the low-frequency input signal of SINGNAL1 in embodiments of the invention and V_LB low pass filter output letter
Number oscillogram.
Embodiment
Following examples combination accompanying drawing is made furtherly to the technique effect of the design of the present invention, concrete structure and generation
It is bright, to be fully understood from the purpose of the present invention, feature and effect.
Fig. 1 is the schematic diagram of experimental circuit in embodiments of the invention.
As shown in figure 1, the present embodiment uses an add circuit with LPF function as experimental circuit,
SIGNAL1 and SIGNAL2 are two kinds of identical or different input signals, and output signal Vout is obtained after amplifier, by institute
Learning the knowledge of operational amplification circuit can obtain：
Make R1=R2=R3=R4, then
Vout=V1+V2 (2)
Fig. 2 is the structural representation of experimental provision in embodiments of the invention.
As shown in Fig. 2 the magnetic-type Experiment of Electronics circuit of the present invention, including multiple components, female and of circuit board 10
Multiple sub-circuit boards 20.Wherein, component includes resistance, electric capacity, inductance, diode and triode.
Female circuit board 10 is PCB, is provided with experimental circuit, is arranged on the power input interface in the experimental circuit
VCC15, VCC-15 and GND, are arranged on signal input interface SIGNAL1 and SIGNAL2 in the experimental circuit, are arranged on the reality
Signal measurement node YF_N, YF_P, Vout and V_LB on electrical verification road, and multiple connection components for mounting related components.
VCC15, VCC-15, GND, SIGNAL1 and SIGNAL2 collectively form the defeated of positive and negative 15 volts of power supplys and two kinds of signals
Incoming interface；YF_N refers to the signal measurement node of operational amplifier YF negative input signal, and YF_F refers to operational amplifier YF's
The signal measurement node of positive input signal, Vout refers to the measuring node of the superimposed output signal of two input signals, V_LB
Refer to the measuring node for the signal that output signal is obtained after first-order low-pass ripple.
The region that R1, R2, R3, R4 and R5 are indicated is used to install resistance, and the region that C1 is indicated is used to install electric capacity；Often
Individual connection component is correspondingly located on the installation region of each component.
Connection component includes multiple first conductive contact blades 11 and at least one first magnet 12, the first conductive contact blade 11 and reality
Electrical verification road correspondence is electrically connected；First magnet 12 is embedded on female circuit board 10, and circuit motherboard 10, which is provided with, supplies the first magnet 12
The through hole of insertion.
In specific embodiment, power input interface, signal input interface and signal measurement node are contact pin or slot, can
Easily to connect power supply, signal generator and signal measurement instrument；Experimental circuit, power input interface, signal input interface, letter
Number measuring node and the first conductive contact blade are arranged at the front of female circuit board 10, facilitate observation of students, with preferably by theory
With being actually combined.
Fig. 3 is the positive structure schematic for the sub-circuit board that resistance is provided with embodiments of the invention.
Fig. 4 is the positive structure schematic for the sub-circuit board that electric capacity is provided with embodiments of the invention.
Fig. 5 is the positive structure schematic for the sub-circuit board that triode is provided with embodiments of the invention.
Fig. 6 is the backside structure signal of the sub-circuit board for the component that two pins are provided with embodiments of the invention
Figure.
Fig. 7 is the backside structure signal of the sub-circuit board for the component that three pins are provided with embodiments of the invention
Figure.
Fig. 8 is the cross-sectional view that component is connected with sub-circuit board in embodiments of the invention.
As shown in Fig. 2 to Fig. 8, sub-circuit board 20 is PCB, for component to be installed into connection component；Often
Multiple the second conductive contact blades 21 being engaged with the first conductive contact blade 11 are provided with individual sub-circuit board 20, at least one is with first
The second magnet 12 and multiple conductive through holes 23 being engaged with the second conductive contact blade 21 that magnet 12 is engaged.
The quantity of first conductive contact blade 11 of the second conductive contact blade 21, conductive through hole 23 and correspondence connection component is by first device
The type of part determines that is, the quantity of the first conductive contact blade 11, the second conductive contact blade 21 and conductive through hole 23 is installed with corresponding
The quantity of the pin of component on sub-circuit board 20 is equal.
Component is accordingly arranged on the front of sub-circuit board 20, and its pin is welded on conductive through hole 23 with soldering, when
During component damage, change efficient and convenient；Second conductive contact blade 21 is located at the back side of corresponding sub-circuit board 20, and logical with conduction
Hole 23 is electrically connected, and realizes the electrical connection of component and the second conductive contact blade 21.
Second magnet 22 is embedded on sub-circuit board 20, and sub-circuit board 20 is provided with the through hole inserted for the second magnet 22.
During experiment, the sub-circuit board 20 with component is accordingly arranged on the connection component of female circuit board 10, son
The second magnet 22 on circuit board 20 and the mutual adhesive of opposite pole between the first magnet of connection component, make on sub-circuit board 20
The second conductive contact blade 21 contacted with the first conductive contact blade 11 of connection component and produce electrical connection so that realize component with
The correspondence electrical connection of experimental circuit.
Fig. 9 is the waveform input signal figure of SIGNAL1 and SIGNAL2 in embodiments of the invention.
Figure 10 is signal Vout output waveform figures in embodiments of the invention.
Figure 11 is the low-frequency input signal of SINGNAL1 in embodiments of the invention and V_LB low pass filter output letter
Number oscillogram.
As shown in Figures 9 to 11, two signals of SIGNAL1 and SIGNAL2 inputs are that amplitude is that 1V, frequency are respectively
270Hz and 2160Hz sine wave；Signal Vout is obtained after signal SIGNAL1 and SIGNAL2 superposition, signal Vout passes through again
Signal V_LB is obtained after firstorder filter.
The result that exactly two sinusoidal signals of Vout output waveforms are added, illustrates that designed experimental provision can be realized
The function of experimental circuit schematic diagram.By V_LB low-pass filter output signals by inputting low frequency signal progress pair with SINGAL1
Than understanding, filtered out in the signal that designed low pass filter can actually mix low frequency signal from low-and high-frequency.
Embodiment is acted on and effect
Magnetic-type Experiment of Electronics device according to involved by the present embodiment, firstly, because electric using experiment is provided with
Voltage, current signal move towards bright in the design of female circuit board on road and multiple sub-circuit boards for being provided with component, experimental circuit
Aobvious, the exact shape of component is intuitively visible, is conducive to student to integrade theory with practice well, deepens to knowwhy
Understanding.
Secondly, according to the trend of voltage and current on female circuit board, modular component is laid, easy to operate, electricity
When road is broken down, misarrangement is simple；Moreover, the component on sub-circuit board changes efficient and convenient, teacher is reduced to component
The workload safeguarded.
Furthermore, modularization has been carried out to component by sub-circuit board, on the one hand, student can freely change as needed
The classification of the component of same position in experimental circuit, the elaborative faculty of cultivation and training student；On the other hand, the mould of component
Block allows same component to use in kinds of experiments, reduces the cost of experiment.
According to the teaching of the present embodiment, those skilled in the art can be achieved in other scope of the present invention completely
Technical scheme.
Claims (9)
1. a kind of magnetic-type Experiment of Electronics device, it is characterised in that including：
Multiple components；
Female circuit board, is provided with experimental circuit, the power input interface being arranged in the experimental circuit, is arranged on the experimental circuit
On signal measurement node and multiple connection components for mounting related components for being arranged in the experimental circuit,
The connection component includes multiple first conductive contact blades and at least one first magnet, first conductive contact blade with it is described
Experimental circuit correspondence is electrically connected；And
Multiple sub-circuit boards, for the component to be installed into the connection component,
Multiple the second conductive contact blades being engaged with first conductive contact blade and at least are provided with each sub-circuit board
One the second magnet for being engaged with first magnet,
Wherein, the component is accordingly arranged on the front of the sub-circuit board,
Second conductive contact blade is located at the back side of the corresponding sub-circuit board, and electrically connects with the pin of the component
Connect,
The mutual adhesive of opposite pole between second magnet and first magnet,
The quantity of first conductive contact blade and second conductive contact blade is arranged on the sub-circuit board with corresponding
The quantity of the pin of the component is equal.
2. magnetic-type Experiment of Electronics device according to claim 1, it is characterised in that：
Wherein, the component includes resistance, electric capacity, inductance, diode and triode.
3. magnetic-type Experiment of Electronics device according to claim 1, it is characterised in that：
Wherein, the experimental circuit, the power input interface, the signal measurement node and first conductive contact blade are equal
It is arranged on the front of female circuit board.
4. magnetic-type Experiment of Electronics device according to any one of claim 1 to 3, it is characterised in that：
Wherein, female circuit board is PCB.
5. magnetic-type Experiment of Electronics device according to any one of claim 1 to 3, it is characterised in that：
Wherein, the sub-circuit board is PCB.
6. magnetic-type Experiment of Electronics device according to claim 1, it is characterised in that：
Wherein, the power input interface is contact pin or slot.
7. magnetic-type Experiment of Electronics device according to claim 1, it is characterised in that：
Wherein, the signal measurement node is contact pin or slot.
8. magnetic-type Experiment of Electronics device according to claim 1, it is characterised in that：
Wherein, multiple conductive through holes being engaged with second conductive contact blade are provided with each sub-circuit board,
The conductive through hole is electrically connected with corresponding second conductive contact blade,
The pin of the component is welded on the conductive through hole.
9. magnetic-type Experiment of Electronics device according to claim 1, it is characterised in that：
Wherein, first magnet is embedded on female circuit board,
Second magnet is embedded on the sub-circuit board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710376349.9A CN106971657A (en) | 2017-05-25 | 2017-05-25 | A kind of magnetic-type Experiment of Electronics device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710376349.9A CN106971657A (en) | 2017-05-25 | 2017-05-25 | A kind of magnetic-type Experiment of Electronics device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106971657A true CN106971657A (en) | 2017-07-21 |
Family
ID=59327284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710376349.9A Pending CN106971657A (en) | 2017-05-25 | 2017-05-25 | A kind of magnetic-type Experiment of Electronics device |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116363935A (en) * | 2023-04-14 | 2023-06-30 | 南京中兴信雅达信息科技有限公司 | Electronic and electrotechnical experiment platform |
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| CN205665941U (en) * | 2016-03-25 | 2016-10-26 | 北京东易晖煌国际教育科技有限公司 | Electronic circuit enlightens teaching aid |
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|---|---|---|---|---|
| CN2630969Y (en) * | 2003-06-06 | 2004-08-04 | 中国葛洲坝水利水电工程集团有限公司 | Magnetic circuit assembling module |
| CN2938269Y (en) * | 2006-03-10 | 2007-08-22 | 徐金高 | Magnetic electronic experimental board |
| CN200983225Y (en) * | 2006-11-22 | 2007-11-28 | 苏州工业职业技术学院 | Electric testing module |
| CN201011597Y (en) * | 2007-02-25 | 2008-01-23 | 陈哲 | Magnetic electronic circuit experiment board |
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| CN105659307A (en) * | 2013-10-11 | 2016-06-08 | 康民洙 | Improved construction kit of modular circuit elements |
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| CN116363935A (en) * | 2023-04-14 | 2023-06-30 | 南京中兴信雅达信息科技有限公司 | Electronic and electrotechnical experiment platform |
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Application publication date: 20170721 |