CN106710388A - Modularized electronic-technique comprehensive application experimental box - Google Patents
Modularized electronic-technique comprehensive application experimental box Download PDFInfo
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- CN106710388A CN106710388A CN201611115013.9A CN201611115013A CN106710388A CN 106710388 A CN106710388 A CN 106710388A CN 201611115013 A CN201611115013 A CN 201611115013A CN 106710388 A CN106710388 A CN 106710388A
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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
- G09B23/183—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for circuits
- G09B23/185—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for circuits for building block systems
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Abstract
The invention discloses a modularized electronic-technique comprehensive application experimental box, and relates to the field of electronic-technique teaching facilities. The modularized electronic-technique comprehensive application experimental box is characterized by comprising a functionalized box body, a base plate and an experimental functional module plate, wherein the base plate is mounted on the box body. The base plate is divided into two parts of an auxiliary functional area and an experimental module mounting area. A power supply application module, a pulse signal generator, a decoding display module, a logic level measuring module, a logic level output module, an audio signal input-output module, a single-turn potentiometer, a multi-turn potentiometer and the like are integrated in the auxiliary functional area. A bus connecting way is adopted for the experimental module mounting area; independent experimental units are mounted in experimental expansion areas respectively in a module form by using copper banana plugs; an experimental plate is provided with six experimental modules at the same time; the modules can be interconnected and intercommunicated through buses. Each experimental plate can be used for independently carrying out an experiment and a test on the base plate, and is plugged back into the box body to form a system with rest templates; a system function in some aspect is completed. The middle of the box body is used for storing experimental expansion plates which are nested and piled together.
Description
Technical field
The present invention relates to Technical Teaching field of experiment equipment, more particularly to a kind of Analog Electronics Technique, digital and electronic
Technological synthesis application experiment equipment.
Background technology
Experiment of Electronic Technology is an important component in electrical type subject laboratory practices teaching link, experimental courses from
Various experimental provisions and experimental box are not opened, but are largely used to the various electricity of institution of higher learning's electronic simulation courses Link of Practice Teaching at present
, there is unitary function in sub-circuit experimental box, design and comprehensive experiment embody not enough, although experiment content mould in various degree
Block, but functions of modules independence, it is impossible to embody the relevance between circuit；Some experimental boxs use open by design, such as
Excessive placement bread board, chip carrier so that experiment content is set without ready patterns to follow；Some experiment contents are too restricted, real
Test module not enough to enrich, it is impossible to the problems such as flexible expansion.
The content of the invention
To solve the above problems, the invention of this experimental box provides one kind, and there is abundant experiment content to set, and meet infrastest
With Comprehensive Experiment reasonable combination, experiment moduleization setting, bus line connecting structure, casing functionalization, unit decouple memory module, match somebody with somebody
The electronic circuit comprehensive experiment box of the assistant experiment functions such as standby simple test equipment, multiple power sources, signal source.Experiment of Electronic Technology
Case feature is：Modularization, scalableization and circuit open etc., fully meet the design and comprehensive of experiment content setting.
The technical scheme is that：One kind is deposited based on modularization setting, bussing technique, casing functionalization, unit partition
The electronic circuit comprehensive experiment box of storage pattern.It is characterised in that it includes functionalization casing, the substrate on casing, experiment
Functional module plate.Substrate is divided into miscellaneous function region and experiment module installation region two parts.In miscellaneous function regional ensemble
Power supply application module, pulse signal generator, coding display module, logic level measurement module, logic level output module, sound
Frequency signal input output module, single-turn potentiometer, multiturn potentiometer etc..Experiment module installation region uses bus connecting mode,
Independent experiment unit installs lab topics area with copper banana head respectively with modular form, and brassboard expansion area is divided into six pieces,
Six pieces of experiment modules can be simultaneously installed, can be completed comprehensive by bus bar intercommunication, combination producing experimental system between module
Experiment, experiment designed.Experimental box body is aluminium alloy structure, and casing left and right side installation by adhering has two groups of Comprehensive Experiment groups
Part, is respectively completed analog circuit synthesis, contrived experiment；Digital circuit is comprehensive, contrived experiment.Each Comprehensive Experiment is by three to four pieces
Slot in independent experiment plate insertion casing, basis signal property is formed by connecting from wire, and every piece of brassboard is extracted, by base
Can individually be tested on plate, be tested, turned back to casing and constitute system with remaining template, be completed certain aspect systemic-function.Case
Body center section is used to store nested, the folded lab topics plate for falling together.
Further, substrate is being close to case lid tip position two pieces of gemel connections, each part on substrate with casing
Exhaust position be：Substrate is divided into miscellaneous function region and experiment module installation region two parts.Miscellaneous function area ground floor from
Left-to-right is followed successively by the input of variable resistor area, decoder viewing area, plant-grid connection area and audio signal, output area.Auxiliary work(
The energy area second layer is followed successively by logic level measurement zone, logic level output area, pulse signal generator from left to right.Experiment module
Installation region uses bus connecting mode, is divided into six pieces, upper and lower two-layer layout.Independent experiment unit is pacified respectively with modular form
In this six pieces of lab topics areas, by bus bar intercommunication between module, combination experiment system can be generated, complete comprehensive
Property experiment, experiment designed.
Further, variable resistor area, positioned at substrate ground floor left area, by the multiturn potentiometer of 1K, 10K, 50K,
The special duplex multiturn potentiometer of audio and corresponding nickel plating row pin, step socket composition.According to actual needs with repeatedly plug
To being connected to relevant position in experiment module, change values of circuit resistances, or change circuit loop voltage.
Further, decoder viewing area, positioned at substrate ground floor central region, variable resistor area the right.Decoder shows
Show that area is made up of four groups of coding display units, every group of display unit respectively by nixie display, decoder chip, represent four two
The step socket input terminal composition of ary codes.Its function is used to realize the digital compiling of the decimal system, hexadecimal, display.
Further, plant-grid connection area and audio signal input, output area, positioned at substrate ground floor right area, electricity
Exportable+the 5V in source access area, -5V ,+12V, -12V dc sources and two-way 15V30W AC powers and publicly incoming end.
The red sheath socket of positive supply connection, the green sheath socket of negative supply connection, publicly incoming end connection black sheath socket, hands over
Stream power supply connection yellow sheath socket.Audio signal input end is the standard stereo audio sockets of 3.5mm, in connection experimental box
Portion's audio power amplifying circuit Comprehensive Experiment module, after signal transacting, is connected by two pairs of high-power fence type connecting terminals of black
External subwoofer, exports audio signal.
Further, the substrate second layer left side is 8 logic level measurement zones, and every logic level position is by light-emitting diodes
Pipe, resistance, triode and step socket composition.Its function is used to detect the logical one or logical zero of circuit output.
Further, substrate second layer center section, 8 logic level measurement zone right sides are 8 logic level output areas,
Every logic level output is made up of step socket, deflector rod switch.Function is output logic level " 1 " or " 0 ".
Further, substrate second layer the right is pulse signal generator, and it is divided into continuous impulse source and single pulse again
Source.Continuous impulse source is made up of band switch, frequency adjusting knob, rate-adaptive pacemaker step socket, light emitting diode lamp, energy
Complete the segmentation output of 1Hz~20kHz continuously adjustabe pulse signals.Single pulse source is by key switch, double step socket, double hairs
Optical diode indicator lamp is constituted, and button produces positive and negative pulse once respectively by next time from red, green step socket.
Further, experiment module installation region is divided into 6 pieces on substrate, and each pocket correspondence is installed one piece of experiment and expanded
Exhibition version.Each piece of expansion board installation region sets 4 positioning skies, and polarized plug is set on lab topics plate, with positioning on machine plate
Empty position is consistent, and lab topics plate is pulled using location hole installed in base.The power supply in miscellaneous function region, signal source use bus
Mode is connected to brassboard installation region, is transmitted with row's pin and is given to lab topics plate.Between 6 pieces of lab topics plate installation regions
Signal transmission is also completed by corresponding bus unit.
Further, lab topics plate front is printed on schematic diagram and symbol, and reverse side is welded with corresponding component, it is necessary to measure,
The subelement of regulation and observation is arranged in front, and part Experiment expansion board is equipped with locking type connector, for chip.
Every block of lab topics plate can complete a certain experimental duties.
Further, the corresponding signal introduction point in lab topics plate front, test point, signal leading point and plant-grid connection
End, earth terminal are all separately installed with step socket or test copper ring, are easy to the test of signal to connect.There is device in experimental line
The position accessed is selected, nickel plating row pin, short circuit cap are set, be easy to device to select connection.
Further, lab topics plate reverse side corner is symmetrically installed nickel plating banana plug, and lab topics plate relies on this four
Banana plug is connected with substrate upper Positioning holes, fixes, and front corner is symmetrically installed with nickel plating step socket, can fold polylith reality
Test plate.This modular construction, is used to reach experiment content extension, supplement, changes easily purpose.In addition, brassboard can be with
The overlapped storage of multilayer, reduces parking space, is easy to pile up neatly.
Further, the analogous circuit experiment that lab topics plate can be completed has：Single-stage Design of Amplification Circuit and commissioning；Two
Level amplifying circuit commissioning；Negative feedback amplifier circuit commissioning；Emitter follower circuit is designed；Differential amplifier circuit is designed and commissioning；
Ratio summation operation circuit；Integration and differential circuit；Wave generator circuit commissioning；Active filter circuit commissioning；Voltage ratio compared with
Device circuit；RC sine-wave oscillator circuits；Integrated power amplifier circuit is tested；Rectifying and wave-filtering and shunt regulating circuit；Series connection
Mu balanced circuit is designed and commissioning；Integrated regulator commissioning；LC oscillators and frequency-selective amplifier design commissioning；Current/voltage-converted
Circuit commissioning；Voltage/frequency change-over circuit；Mutual symmetry Designing power amplifier and commissioning；Waveform translation circuit is designed and adjusted
Survey；Field effect transistor amplification circuit commissioning.
Further, the digital circuit experiment that lab topics plate can be completed has：Gate circuit logic function and test experiments；
The contrived experiment of combinational logic circuit (full adder, comparator and logical operation)；R-S, D, JK flip-flop experiment；Ternary output is touched
Hair device, latch experiment；Sequential circuit testing and research；Integrated counter and register are tested；Decoder and data selector
Experiment；Waveform is produced and monostable flipflop experiment；555 time base circuits are tested；CMOS gate circuit test experiments；The drive of gate circuit
Kinetic force test experiments；TTL and CMOS is connected with each other experiment；Race hazard is tested；Trigger application experiment；Register and its should
With experiment；The application of counter MSI chips；Sequence circuit application experiment；Sequential pulse and pulsqe distributor circuit；Schmidt touches
Hair device and its application experiment；Monostable flipflop and its application experiment；Multiway analog switch and its application experiment；Digital clock
Experiment；D/A, A/D converter experiment.
Further, experimental box body is aluminium alloy structure, and inside is divided into the part of left, center, right three, is separated with cut-off respectively.
Experimental box body left-hand component configuration digital circuit Comprehensive Experiment " digital ansering grab is designed and test ", this experiment is by " clock pulses
Generator ", " Integration Counter design ", " intelligent answer design on control circuit " three sets of experiment module compositions, with front and rear
In draw-in groove in longitudinal form insertion casing, brassboard data-signal, power supply supply etc. passed by connecting the bus of draw-in groove
Defeated, draw-in groove has the display decoder part in bus connecting substrate.
Further, experimental box body right-hand component configuration analog circuit synthesis experiment " audio-frequency power amplifier ", this experiment
It is real by " Bluetooth technology is received with audio ", " tone controller and audio-frequency power amplifier ", three sets of " design of linear DC power supply "
Test module composition, with the draw-in groove in front and rear longitudinal form insertion casing, brassboard data-signal, power supply supply etc. pass through
The bus transfer of draw-in groove is connected, draw-in groove has potentiometer and lever indicator in bus connecting substrate, realizes tone, volume control
System, level shows.Audio signal delivers to audio output terminal on substrate, then connects loudspeaker output sound.
Further, it is divided in two parts again in the middle of experimental box body, 15V, the AC transformation of 30W Multiple coils are installed in front portion
Device, safety box can be recovered, experimental box body external power master switch, power outlet.Latter half, storage is nested, fold what is fallen together
Lab topics plate.
The present invention be a kind of modularization, bus connection, the electronic circuit comprehensive experiment box of casing drawing and pulling type storage organization, with
Prior art is compared, and has following beneficial effect：Experimental box uses modularization expanded type structure, makes experiment more flexible, function liter
Level is more prone to, and folds modular construction, and brassboard can reduce parking space, be easy to pile up neatly with many storage layers；Using total
Wire type is connected so that unified, specification is connected between experiment circuit module, is easy to new breakboard construction exploitation supplement；Casing functionalization,
Casing drawing and pulling type storage organization, is on the one hand designed suitable for synthetic circuit, and complete experiment system is connected between being easy to correlation module
System, it is on the other hand, effective using experimental box space, experiment module is stored, save valuable lab space.Experimental substrate is auxiliary
Help functional areas to arrange the functions of the equipments such as display, regulation, test, signal source, analogous circuit experiment, digital circuit experiment can be met
Basic need；Experiment content enriches, infrastest and Comprehensive Experiment reasonable combination；Modularization, scalableization and circuit open
Change etc., fully meet the design and comprehensive of experiment content setting.
The present invention includes functionalization casing, the substrate on casing, experiential function module board.Main feature：1st, exist
Miscellaneous function regional ensemble power supply application module, pulse signal generator, coding display module, logic level measurement module,
Logic level output module, audio signal input/output module, single-turn potentiometer, multiturn potentiometer etc..These parts are experiment
Necessary signal and test condition are provided.2nd, experiment module installation region uses bus connecting mode, and independent experiment unit is with can
The modular form of experiment content is changed, lab topics area is installed with copper banana head, brassboard expansion area is divided into six pieces, can be same
When install six pieces of experiment modules.3rd, experimental system can be combined into by bus bar intercommunication between experiment module, is completed comprehensive
Experiment, experiment designed.4th, experimental box body is aluminium alloy structure, and casing left and right side installation by adhering has two groups of Comprehensive Experiments
Component, is respectively completed simulation, digital circuit Comprehensive Experiments.Each Comprehensive Experiment is embedded in case by three to four blocks of independent experiment plates
Slot in body, basis signal property is connected from wire.Every piece of brassboard is extracted, by can be individually complete on casing substrate
Into experimental project, turn back to casing and constitute system with remaining template, complete certain aspect systemic-function.5th, casing center section is used to deposit
Storage is nested, the folded lab topics plate for falling together.
Brief description of the drawings
Fig. 1, Fig. 2 are specific embodiment of the invention structural representations.
Specific embodiment of the invention is described in further detail below in conjunction with the accompanying drawings.
Specific embodiment
As shown in figure 1, modular electronic technological synthesis application experiment case, including casing 1, the substrate on casing 1
2nd, lab topics plate 3；Substrate 2 and casing 1 near the two pieces of gemel connections in case lid position, substrate be divided into miscellaneous function region with
Experiment module installation region two parts.Miscellaneous function area ground floor is followed successively by variable resistor area 4, decoder viewing area from left to right
5th, power supply output area and audio signal input, output area 6.The miscellaneous function area second layer is followed successively by logic level survey from left to right
Examination area 7, logic level output area 8, continuously adjustabe pulse signal 9, single pulse signal generator 10.Experiment module installation region point
Six pieces of lab topics areas are cut into, lab topics plate 3 is installed.Bus row's pin group 11,12 plays signal connection, the work of power delivery
With.
As shown in Fig. 2 battery main switch 13 is installed at the back side of casing 1, AC power accesses socket 14.Box house is divided into
The part of left, center, right three, is separated with cut-off respectively.The Comprehensive Experiment of the configuration digital circuit of experimental box body left-hand component 15 " race to be the first to answer a question by numeral
Device is designed and test ", this experiment is by " clock pulse generator ", " Integration Counter design ", " intelligent answer control electricity
Three sets of experiment module compositions of road design ".The configuration analog circuit synthesis experiment " Audio power amplifier of experimental box body right-hand component 16
Device ", this experiment by " Bluetooth technology with audio reception ", " tone controller and audio-frequency power amplifier ", " linear DC power supply sets
Three sets of experiment module compositions of meter ".It is divided in two parts again in the middle of experimental box body, the exchange of two-way 15V, 30W Multiple coil is installed in front portion
Transformer 17, safety box 18 can be recovered, be connected with experimental box body external power master switch, power outlet, latter half of is memory block 19,
Storage is nested, the folded lab topics plate for falling together.
Variable resistor area 4, it is special by the multiturn potentiometer of 1K, 10K, 50K, audio positioned at substrate ground floor left area
Duplex multiturn potentiometer and corresponding nickel plating row pin, step socket composition.According to actual needs with repeatedly plug to being connected to
Relevant position in experiment module, changes resistance value in circuit, or change loop voltage.
Decoder viewing area 5, positioned at substrate ground floor central region, variable resistor area the right, by four groups of coding display lists
Unit's composition, every group of display unit respectively by nixie display, decoder chip, represent the step socket of tetrad code input
Composition.Its function is used to realize the digital compiling of the decimal system, hexadecimal, display.
Power supply output area and audio signal input, output area 6, positioned at substrate ground floor right area, power supply output area
Exportable+5V, -5V ,+12V, -12V dc sources and two-way 15V, 30W AC power and " publicly " incoming end.Positive supply
The red sheath socket of connection, the green sheath socket of negative supply connection, " publicly " incoming end connection black sheath socket, alternating current
Source connects yellow sheath socket.Audio signal input end is the standard stereo audio sockets of 3.5mm, connection experimental box inside sound
Frequency power amplification circuit Comprehensive Experiment module, it is outside by two pairs of high-power fence type connecting terminal connections of black after signal transacting
Audio amplifier, exports audio signal.
The substrate second layer left side is eight logic level test sections 7, and each logic level tests position by light emitting diode, electricity
Resistance, triode and step socket composition.Its function is used to detect that circuit output signal is logical one or logical zero.
Substrate second layer center section, is eight logic level output areas 8, positioned at eight logic level test sections right side,
Every logic level output is made up of step socket, deflector rod switch.Its function is output logic level " 1 " or " 0 ".
Substrate second layer the right is pulse signal generator 9, and it is divided into continuous impulse source and single pulse source again.Continuous arteries and veins
Source is rushed to be made up of band switch, frequency adjusting knob, rate-adaptive pacemaker step socket, light emitting diode lamp, can complete 1Hz~
The output of 20kHz zonal cooling adjustable pulse signals.Single pulse source is by key switch, double step socket, double light emitting diodes
Indicator lamp is constituted, and button produces positive and negative pulse once respectively by next time from red, green step socket.
Experiment module installation region is divided into six pieces on substrate, and each pocket correspondence installs one piece of lab topics version 3.Often
One piece of expansion board installation region sets four positioning skies of extension, and polarized plug is set on lab topics plate, fixed with machine plate
Position empty position is consistent, and lab topics plate is pulled using location hole installed in base.The power supply in miscellaneous function region, signal use bus
Winding displacement unit 11 is connected to brassboard installation region, is transferred to each lab topics plate.Six pieces of lab topics plate installation regions it
Between the transmission of signal also completed by corresponding bus unit 12.
The front of lab topics plate 3 is printed on schematic diagram and symbol, and reverse side is welded with corresponding component, it is necessary to measure, and adjusts and sees
The subelement examined is arranged in front, and part Experiment expansion board is equipped with locking type connector, for chip.Every piece of experiment
Expansion board can complete a certain experimental duties.
The corresponding signal introduction point in the front of lab topics plate 3, test point, signal leading point and power access end, ground connection
End is all separately installed with step socket or test copper ring, is easy to the test of signal to connect.There is device in circuit and access selection
Position, using the type of attachment for setting nickel plating row pin, short circuit cap, is easy to device to select connection.
The reverse side corner of lab topics plate 3 is symmetrically installed nickel plating banana plug, and lab topics plate relies on this four banana plugs
It is connected with substrate upper Positioning holes, fixed, front corner is symmetrically installed with nickel plating step socket, can fold polylith brassboard, product
Wooden formula structure, has reached experiment content extension, supplement, has changed easily purpose.In addition, brassboard can be deposited so that multilayer is overlapped
Put, reduce parking space, be easy to pile up neatly.
Experimental box body 1 is aluminium alloy structure, and inside is divided into the part of left, center, right three, is separated with cut-off respectively.Experimental box body
The configuration digital circuit of left-hand component 15 Comprehensive Experiment " digital ansering grab is designed and test ", this experiment is by " clock pulses occurs
Device ", " Integration Counter design ", " intelligent answer design on control circuit " three sets of experiment module compositions, respectively with front and rear
In draw-in groove in longitudinal form insertion casing, brassboard data-signal, power supply supply etc. passed by connecting the bus of draw-in groove
Defeated, draw-in groove has the display decoder part in bus connecting substrate.
Configuration analog circuit synthesis experiment of experimental box body right-hand component 16 " audio-frequency power amplifier ", this experiment is by " bluetooth
Technology and audio reception ", " tone controller and audio-frequency power amplifier ", " design of linear DC power supply " three sets of experiment module groups
Into, respectively with the draw-in groove in front and rear longitudinal form insertion casing, brassboard data-signal, power supply supply etc. by connection
The bus transfer of draw-in groove, draw-in groove has potentiometer and lever indicator in bus connecting substrate, realizes tone, volume control, electricity
HUD is shown.
17 are divided in two parts again in the middle of experimental box body, and the exchange of two-way 15V, 30W the Multiple coil way of output is installed in front portion
Transformer, safety box can be recovered, be connected with experimental box body external power master switch, power outlet.Latter half, deposits nested, folded
The lab topics plate for falling together.
Claims (10)
1. a kind of modular electronic technological synthesis application experiment case, it is characterised in that including functionalization casing, on casing
Substrate, experiential function module board；Substrate is divided into miscellaneous function region and experiment module installation region two parts；In miscellaneous function
It is defeated that area is integrated with power supply application module, pulse signal generator, coding display module, logic level measurement module, logic level
Go out module, audio signal input/output module, single-turn potentiometer and multiturn potentiometer；Experiment module installation region is connected using bus
Mode is connect, independent experiment unit is installed to lab topics area with copper banana head respectively with modular form；Experimental box body pars intermedia
Divide for storing the folded monolithic lab topics plate for falling together；Casing arranged on left and right sides face installation by adhering has two groups of Comprehensive Experiments
Component, is respectively completed simulation, digital circuit synthesis, contrived experiment.
2. experimental box according to claim 1, it is characterised in that placement of each part on motherboard on the substrate
Position is：Miscellaneous function area ground floor is followed successively by variable resistor area, decoder viewing area, plant-grid connection area and sound from left to right
Frequency signal input, output area；The miscellaneous function area second layer is followed successively by logic level measurement zone, logic level output from left to right
Area, pulse signal generator；Experiment module installation region uses bus connecting mode, is divided into six pieces, upper and lower two-layer layout；Solely
Vertical experimental considerations unit is separately mounted in this six pieces of lab topics areas with modular form, and bus bar intercommunication is passed through between module.
3. experimental box according to claim 2, it is characterised in that the variable resistor area, by the multi-turn of 1K, 10K, 50K
The special duplex multiturn potentiometer of potentiometer, audio and corresponding nickel plating row pin, step socket composition.
4. experimental box according to claim 2, it is characterised in that the decoder viewing area is by four groups of coding display units
Composition, every group of display unit respectively by nixie display, decoder chip, represent the step socket input of tetrad code
Son composition.
5. experimental box according to claim 2, it is characterised in that it is described can output+5V, -5V ,+12V, -12V direct currents
Source and two-way 15V30W AC powers and publicly incoming end；The red sheath socket of positive supply connection, negative supply connection green
Sheath socket, publicly incoming end connection black sheath socket, AC power connection yellow sheath socket；Audio signal input end
It is the standard stereo audio sockets of 3.5mm, experimental box internal audio frequency power amplification circuit Comprehensive Experiment module is connected, at signal
After reason, by two pairs of high-power fence type connecting terminal connection external subwoofers of black, exports audio signal.
6. experimental box according to claim 2, it is characterised in that the logic level measurement zone is that 8 logic levels are surveyed
Amount area, every logic level position is made up of light emitting diode, resistance, triode and step socket；The logic level output
Area is 8 logic level output areas, and every logic level output is made up of step socket, deflector rod switch.
7. experimental box according to claim 1, it is characterised in that the pulse signal generator, it is divided into continuous arteries and veins again
Rush source and single pulse source；Continuous impulse source is by band switch, frequency adjusting knob, rate-adaptive pacemaker step socket, light-emitting diodes
Pipe indicator lamp is constituted, and can complete the segmentation output of 1Hz~20kHz continuously adjustabe pulse signals；Single pulse source by key switch,
Double step socket, double light emitting diode lamps composition, button produce positive and negative arteries and veins respectively by next time from red, green step socket
Punching is once.
8. experimental box according to claim 1, it is characterised in that experiment module installation region is divided into 6 pieces on the substrate,
Each pocket correspondence installs one piece of lab topics version；Each piece of expansion board installation region sets 4 positioning skies, lab topics
Polarized plug is set on plate, and consistent with positioning empty position on machine plate, lab topics plate is pulled using location hole installed in base；Auxiliary
The power supply of functional area, signal source are connected to brassboard installation region using bus mode, are transmitted with row's pin and are given to lab topics
Plate；Signal transmission between 6 pieces of lab topics plate installation regions is also completed by corresponding bus unit.
9. experimental box according to claim 1, it is characterised in that the experimental box body is aluminium alloy structure, and inside is divided into
The part of left, center, right three, is separated with cut-off respectively；Experimental box body left-hand component configures digital circuit Comprehensive Experiment " digital ansering grab
Design and test ", this experiment is by " clock pulse generator ", " Integration Counter design ", " intelligent answer control circuit
The set experiment modules composition of design " three, is embedded in the draw-in groove in casing in front and rear longitudinal form, brassboard data-signal, electricity
Source is fed through connecting the bus transfer of draw-in groove, and draw-in groove has the display decoder part in bus connecting substrate；The experimental box
Body right-hand component configuration analog circuit synthesis experiment " audio-frequency power amplifier ", this experiment by " Bluetooth technology with audio receive ",
Three sets of experiment module compositions of " tone controller and audio-frequency power amplifier ", " design of linear DC power supply ", with front and rear longitudinal shape
In draw-in groove in formula insertion casing, brassboard the bus transfer by connecting draw-in groove, draw-in groove such as data-signal, power supply supply
There are potentiometer and lever indicator in bus connecting substrate, realize tone, volume control, level shows；Audio signal is delivered to
Audio output terminal on substrate, then connect loudspeaker output sound.
10. experimental box according to claim 1, it is characterised in that be divided in two parts again in the middle of the experimental box body, it is preceding
15V is installed in portion, the AC transformer of 30W Multiple coils, can recover safety box, experimental box body external power master switch, power outlet；Afterwards
Half part, the folded lab topics plate for falling together of storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201611115013.9A CN106710388A (en) | 2016-12-07 | 2016-12-07 | Modularized electronic-technique comprehensive application experimental box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611115013.9A CN106710388A (en) | 2016-12-07 | 2016-12-07 | Modularized electronic-technique comprehensive application experimental box |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106960628A (en) * | 2017-05-26 | 2017-07-18 | 成都福莫斯智能系统集成服务有限公司 | A kind of teaching robot's operating platform |
| CN107680457A (en) * | 2017-09-28 | 2018-02-09 | 杭州电子科技大学 | Coaxial cable decay analogue means |
| CN107731066A (en) * | 2017-09-27 | 2018-02-23 | 昆明理工大学 | A kind of fundamental arithmetic circuit brassboard and its application method |
| CN108376503A (en) * | 2018-02-28 | 2018-08-07 | 闵宁 | A kind of movable plate type digital electronic technology experimental box |
| CN108597329A (en) * | 2018-06-28 | 2018-09-28 | 桂林理工大学 | Digital Electronic Technique course multifunctional learning board system |
| CN109035989A (en) * | 2018-10-09 | 2018-12-18 | 姬帅 | A kind of vision, movement, logic control integrated synthesis experimental box |
| 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 |
| CN109559612A (en) * | 2019-01-14 | 2019-04-02 | 清华大学 | A kind of portable analog circuitry experimental plate |
| CN110120174A (en) * | 2019-05-24 | 2019-08-13 | 湖南理工学院 | A kind of new-type circuit and system experimental device and application method |
| CN114999289A (en) * | 2022-06-21 | 2022-09-02 | 山东师范大学 | Modular electric experimental box with detachable expansion module |
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| CN103680273A (en) * | 2013-12-19 | 2014-03-26 | 安徽理工大学 | Simple analog electronic technique experiment box easy to use |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106960628A (en) * | 2017-05-26 | 2017-07-18 | 成都福莫斯智能系统集成服务有限公司 | A kind of teaching robot's operating platform |
| CN107731066A (en) * | 2017-09-27 | 2018-02-23 | 昆明理工大学 | A kind of fundamental arithmetic circuit brassboard and its application method |
| CN107680457B (en) * | 2017-09-28 | 2020-01-21 | 杭州电子科技大学 | Coaxial cable attenuation simulation device |
| CN107680457A (en) * | 2017-09-28 | 2018-02-09 | 杭州电子科技大学 | Coaxial cable decay analogue means |
| CN108376503A (en) * | 2018-02-28 | 2018-08-07 | 闵宁 | A kind of movable plate type digital electronic technology experimental box |
| CN108597329A (en) * | 2018-06-28 | 2018-09-28 | 桂林理工大学 | Digital Electronic Technique course multifunctional learning board system |
| 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 |
| CN109035989A (en) * | 2018-10-09 | 2018-12-18 | 姬帅 | A kind of vision, movement, logic control integrated synthesis experimental box |
| CN109559612A (en) * | 2019-01-14 | 2019-04-02 | 清华大学 | A kind of portable analog circuitry experimental plate |
| CN110120174A (en) * | 2019-05-24 | 2019-08-13 | 湖南理工学院 | A kind of new-type circuit and system experimental device and application method |
| CN114999289A (en) * | 2022-06-21 | 2022-09-02 | 山东师范大学 | Modular electric experimental box with detachable expansion module |
| CN114999289B (en) * | 2022-06-21 | 2024-05-14 | 山东师范大学 | Die electricity experiment box with detachable expansion module |
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Application publication date: 20170524 |