CN204348190U - There is the Analogical Electronics experimental box of multiple choices - Google Patents

There is the Analogical Electronics experimental box of multiple choices Download PDF

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Publication number
CN204348190U
CN204348190U CN201420842300.XU CN201420842300U CN204348190U CN 204348190 U CN204348190 U CN 204348190U CN 201420842300 U CN201420842300 U CN 201420842300U CN 204348190 U CN204348190 U CN 204348190U
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CN
China
Prior art keywords
choices
experimental box
circuit
analogical electronics
area
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420842300.XU
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Chinese (zh)
Inventor
郭宗莲
王梅
胡奕
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Jiangsu Maritime Institute
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Jiangsu Maritime Institute
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Priority to CN201420842300.XU priority Critical patent/CN204348190U/en
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Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to a kind of Analogical Electronics experimental box with multiple choices, on the basis of existing replication experiment, add a lot of independently apportion components and parts and a combined bread board, in the process of course teaching, student can carry out replication experiment to important circuit, also can test according to the interest designed, designed circuit of oneself, both meet the needs of weak foundation students rudimentary knowledge, meet again and learn the needs that power student resource of having a surplus probes into innovation.This experimental box structure is flexible, function is complete, easy to use, be easy to operation, easy to maintenance, save lab space, there is provided multiple choices to student, that can improve student starts the ability of practice, problem analysis problem-solving ability and comprehensive analytical capacity, can improve experimental real-training teaching efficiency.

Description

There is the Analogical Electronics experimental box of multiple choices
Technical field
The utility model relates to Analogical Electronics teaching field, particularly relates to a kind of Analogical Electronics experimental box.
Background technology
The development of society and science and technology, more and more higher to the requirement of modern job people, require that high-quality skilled talents are cultivated in professorship education.In order to allow student obtain employment faster and better and to adapt to work position, the manipulative ability of the necessary training student of School of High Profession Technology and innovation ability." Analog Electronics Technique " course is the important basic course of Electric Specialty, student directly has influence on the study of re-service term to the quality that this course is grasped, the quality of instruction improving this course is instant thing, utilize Analogical Electronics experimental box to carry out education experiment in daily teaching, students ' practical ability is combined with autonomous learning creative ability training.Ready-made circuit is mainly carried out simple connectivity verification knowwhy by existing experimental box, however due to the improving the basic qualities of student different with learning ability, existing experimental box cannot meet learn have the student of surplus energy to carry out Making Innovation Experiments.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of Analogical Electronics experimental box with multiple choices, on the basis of existing replication experiment, add a lot of independently apportion components and parts and a combined bread board, in the process of course teaching, student can carry out replication experiment to important circuit, also can test according to the interest designed, designed circuit of oneself, both met the needs of weak foundation students rudimentary knowledge, and met again and learn power student resource of having a surplus and probe into and the needs innovated.
For solving the problems of the technologies described above, the utility model relates to a kind of Analogical Electronics experimental box with multiple choices, comprise casing, the supply socket of described casing arranged outside, in described casing, insulating course is set, box house is divided into first, second two regions by described insulating course, arranges main circuit board in described first area, places standalone module and power lead and wire in described second area; Described main circuit board comprises direct supply output area, AC power output area, measurement voltage table district, apportion components and parts district and combinatorial surface wrapper sheet district; Described main circuit board edge arranges circuit board mounting hole, the edge installation surface wrapper sheet mounting hole of described bread board, and described bread board inside arranges standalone module mounting hole; Described main circuit board and standalone module surface arrange some components and parts and wiring hole.
Preferably, also comprise power lead and wire storage area in described second area, place some wires different in size in district, wire two ends are with connection jack.
Preferably, described standalone module comprises 9 blocks of independent circuits plates, is transistor amplifier (can connect into single-stage, two-stage, negative feedback amplifier circuit), field effect transistor amplification circuit, differential amplifier circuit, mutual symmetry power amplification circuit, ratio summation operation circuit, integration and differentiating circuit, current rectifying and wave filtering circuit, DC power supply circuit, RC sine wave oscillation circuit respectively.On independently circuit module, components and parts are arranged on circuit board front, add the perceptual knowledge of student; In each independent circuits module, most of circuit has connected substantially, only needs simply to connect; Each independent circuits module both provides the input end of signal, output terminal and multiple test point; During experiment, as required by these independently circuit module be installed to handled easily on bread board by standalone module mounting hole.
Preferably, be provided with the apportion components and parts such as various resistance, electric capacity, inductance, 1N4007 commutation diode, stabilivolt, light emitting diode, triode, field effect transistor, three end power regulators in apportion components and parts region, the dual-in-line socket of the rotating potentiometer and 48 pin that are provided with 100 Ω, 1K, 10K, 100K, 680K at the lower zone of bread board is for LM386 and uA741.The terminals of each components and parts of this partial circuit are connected to the hole of inserting for wire, also have the terminal of a lot of test simultaneously.This part components and parts major part is arranged on the back side, only has socket and potentiometer to be arranged on front.
Preferably, if main circuit is provided the low-voltage alternating current power supply of 6V, 10V, 14V, 26V in AC power output area by independent step-down transformer, another also have one group of centre tapped transformer of band can export ± the power supply of 15V symmetry, and each voltage exports and provided by binding post.
Preferably, in direct supply output area, circuit is when alternating current 220V inputs, and independently can export+5V ,-5V ,+12V ,-12V or 1.3V-18V continuously adjustabe direct current and export.Wherein+5V ,-5V direct current exports, maximum output current 1A; + 12V ,-12V direct current exports, maximum output current 0.5A; 1.3V-18V continuously adjustabe exports, maximum output current 1A, and every road exports all with automatic overload protection circuit.Mainly contain ship type switch in this region, instruction diode and Ge Lu power supply output wiring terminal, side also marks the numeral explanation of output voltage size.
Preferably, described measurement voltage table district comprises the Digital direct current voltage meter of a 0 ~ 30V and the Digital AC voltage table of a 0 ~ 50V, and described voltage table all adopts 4 liquid crystal display.
Preferably, described casing arranged outside four hasps and at least one handle, be convenient for carrying movement.
The beneficial effects of the utility model are: on the basis of existing replication experiment, add a lot of independently apportion components and parts and a combined bread board, in the process of course teaching, student can carry out replication experiment to important circuit, also can test according to the interest designed, designed circuit of oneself, both met the needs of weak foundation students rudimentary knowledge, and met again and learn the needs that power student resource of having a surplus probes into innovation.This experimental box structure is flexible, function is complete, easy to use, be easy to operation, easy to maintenance, save lab space, there is provided multiple choices to student, that can improve student starts the ability of practice, problem analysis problem-solving ability and comprehensive analytical capacity, can improve experimental real-training teaching efficiency.
Accompanying drawing explanation
Fig. 1 is the overall plan structure schematic diagram of the utility model experimental box;
Fig. 2 is the structural representation of circuit board in Fig. 1.
Description of reference numerals
1-casing, 2-main circuit board, 3, 4, 6, 7-hasp, 5-handle, 8-insulating course, 9-power lead and wire storage area, 10-standalone module rest area, 11-supply socket, 201-direct supply output area, 202-AC power output area, 203-measure and use voltage table district, 204-apportion components and parts district, 205-combinatorial surface wrapper sheet district, 206, 207, 208, 209, 210, 211, 212-main circuit board mounting hole, 2051, 2052, 2053, 2054, 2055, 2056-combinatorial surface wrapper sheet mounting hole, 2057, 2058, 2059, 2050-independent circuits module mounting hole.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.Herein " on " D score " left side " " right side ", only understand for helping shown in accompanying drawing.
See Fig. 1, the Analogical Electronics experimental box that the present embodiment provides comprises casing 1, casing 1 arranged outside supply socket 11.Casing 1 inside is divided into two regions, left and right by insulating course 8, and the left side is main circuit board 2, and the right is power lead and wire storage area 9 and standalone module rest area 10, power lead and wire storage area 9 and standalone module rest area 10 spaced intermediate.Casing 1 arranged outside four hasps 3,4,6,7 and handle 5, is convenient for carrying movement.
See Fig. 2, main circuit board 2 is printed circuit boards that one piece of one side applies copper, front is printed on components and parts and component symbol, connecting line, character and some explanations clearly, and have a small amount of components and parts such as switch, instruction diode, rotating potentiometer, components and parts socket, and most of components and parts are arranged on the brassboard back side.On this circuit board, the terminals of each components and parts are connected to the hole of inserting for wire, circuit board also have the terminal of a lot of test.The region that main circuit board 25 according to function different demarcation is large, is respectively direct supply output area 201, AC power output area 202, measurement voltage table district 203, apportion components and parts district 204 and combinatorial surface wrapper sheet district 205.Circuit board there are 7 mounting holes, as shown in Fig. 2 206,207,208,209,210,211,212, main circuit board 2 can be arranged in experimental box body 1.
In direct supply output area 201, circuit is when alternating current 220V inputs, and independently can export+5V ,-5V ,+12V ,-12V or 1.3V-18V continuously adjustabe direct current and export.Wherein+5V ,-5V direct current exports, maximum output current 1A; + 12V ,-12V direct current exports, maximum output current 0.5A; 1.3V-18V continuously adjustabe exports, maximum output current 1A, and every road exports all with automatic overload protection circuit.Mainly contain ship type switch in this region, instruction diode and Ge Lu power supply output wiring terminal, side also marks the numeral explanation of output voltage size.
If main circuit is provided the low-voltage alternating current power supply of 6V, 10V, 14V, 26V in AC power output area 202 by independent step-down transformer, another also have one group of centre tapped transformer of band can export ± the power supply of 15V symmetry, and each voltage exports and provided by binding post.
Measurement voltage table district 203 comprises the Digital direct current voltage meter of a 0 ~ 30V and the Digital AC voltage table of a 0 ~ 50V, and described voltage table all adopts 4 liquid crystal display.
Be provided with the apportion components and parts such as various resistance, electric capacity, inductance, 1N4007 commutation diode, stabilivolt, light emitting diode, triode, field effect transistor, three end power regulators in apportion components and parts district 204, the dual-in-line socket of the rotating potentiometer and 48 pin that are provided with 100 Ω, 1K, 10K, 100K, 680K at the lower zone of bread board is for LM386 and uA741.The terminals of each components and parts of this partial circuit are connected to the hole of inserting for wire, also have the terminal of a lot of test simultaneously.This part components and parts major part is arranged on the back side, only has socket and potentiometer to be arranged on front.
Combined bread board 205, for building circuit voluntarily, is installed to above main circuit board 2 by six bread board mounting holes 2051,2052,2053,2054,2055,2056.
Place some wires varied in color different in size in experimental box power lead and wire storage area 9, wire two ends are with connection jack.
Standalone module rest area 10 comprises 9 blocks of independent circuits plates, is transistor amplifier (can connect into single-stage, two-stage, negative feedback amplifier circuit), field effect transistor amplification circuit, differential amplifier circuit, mutual symmetry power amplification circuit, ratio summation operation circuit, integration and differentiating circuit, current rectifying and wave filtering circuit, DC power supply circuit, RC sine wave oscillation circuit respectively.On independently circuit module, components and parts are arranged on circuit board front, add the perceptual knowledge of student; In each independent circuits module, most of circuit has connected substantially, only needs simply to connect; Each independent circuits module both provides the input end of signal, output terminal and multiple test point; During experiment, as required by these independently circuit module be installed to handled easily on bread board by standalone module mounting hole 2057,2058,2059,2050.
The use step of experimental box is as follows:
(1) select independent circuits module, discrete component or bread board as required, if use independent circuits module, the independently circuit module needed is installed on bread board by standalone module mounting hole;
(2) wire connecting circuit is used as required, as long as use independently circuit module student to carry out simple circuit connection, use discrete component student the components and parts of needs will be connected according to circuit, use bread board student to want oneself to select components and parts to be installed on bread board to connect again, after circuit has connected, careful inspection connection, guarantees that circuit is correct;
(3) insert experiment case power supply, by attaching plug after power lead loading test case, the commercial power socket on attaching plug loading test platform, connect the ship type switch of experimental box direct supply output area, direct supply pilot lamp is bright, as do not worked, checking and continuing to use after reason is fixed a breakdown;
(4) experimental circuit access direct supply, as required, the direct supply required for place in circuit, notices that each several part ground wire is communicated with;
(5) access signal and carry out experimental implementation.
Be more than better embodiment of the present utility model, but protection domain of the present utility model is not limited thereto.Any those of ordinary skill in the art are in the technical scope disclosed by the utility model, and the conversion expected without creative work or replacement, all should be encompassed within protection domain of the present utility model.Therefore the protection domain that protection domain of the present utility model should limit with claim is as the criterion.

Claims (10)

1. one kind has the Analogical Electronics experimental box of multiple choices, comprise casing, the supply socket of described casing arranged outside, it is characterized in that: in described casing, insulating course is set, box house is divided into first, second two regions by described insulating course, in described first area, main circuit board is set, in described second area, deposits standalone module and power lead and wire; Described main circuit board comprises direct supply output area, AC power output area, measurement voltage table district, apportion components and parts district and combinatorial surface wrapper sheet district; Described main circuit board edge arranges circuit board mounting hole, the edge installation surface wrapper sheet mounting hole of described bread board, and described bread board inside arranges standalone module mounting hole; Described main circuit board and standalone module surface arrange some components and parts and wiring hole.
2. there is the Analogical Electronics experimental box of multiple choices as claimed in claim 1, it is characterized in that: in described second area, also comprise power lead and wire storage area.
3. have the Analogical Electronics experimental box of multiple choices as claimed in claim 2, it is characterized in that: place some wires different in size in described power lead and wire storage area, wire two ends are with connection jack.
4. there is the Analogical Electronics experimental box of multiple choices as claimed in claim 1, it is characterized in that: described standalone module comprises 9 blocks of independent circuits plates, is transistor amplifier, field effect transistor amplification circuit, differential amplifier circuit, mutual symmetry power amplification circuit, ratio summation operation circuit, integration and differentiating circuit, current rectifying and wave filtering circuit, DC power supply circuit, RC sine wave oscillation circuit respectively.
5. there is the Analogical Electronics experimental box of multiple choices as claimed in claim 4, it is characterized in that: every block independent circuits plate comprises the input end of signal, output terminal and test point respectively.
6. there is the Analogical Electronics experimental box of multiple choices as claimed in claim 1, it is characterized in that: straight cutting socket and potentiometer are installed in the front in described apportion components and parts district, and resistance, electric capacity, inductance, diode, triode, stabilivolt and field effect transistor are installed in the back side.
7. there is the Analogical Electronics experimental box of multiple choices as claimed in claim 1, it is characterized in that: described AC power output area provides the low-voltage alternating current power supply of 6V, 10V, 14V, 26V or the power supply of ± 15V symmetry.
8. there is the Analogical Electronics experimental box of multiple choices as claimed in claim 1, it is characterized in that: described direct supply output area provides+5V ,-5V ,+12V ,-12V to export or 1.3V-18V continuously adjustabe direct current exports.
9. there is the Analogical Electronics experimental box of multiple choices as claimed in claim 1, it is characterized in that: described measurement voltage table district comprises the Digital direct current voltage meter of a 0 ~ 30V and the Digital AC voltage table of a 0 ~ 50V, and described voltage table all adopts 4 liquid crystal display.
10. the Analogical Electronics experimental box with multiple choices as described in any one of claim 1 to 9, is characterized in that: described casing arranged outside four hasps and at least one handle.
CN201420842300.XU 2014-12-26 2014-12-26 There is the Analogical Electronics experimental box of multiple choices Expired - Fee Related CN204348190U (en)

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CN201420842300.XU CN204348190U (en) 2014-12-26 2014-12-26 There is the Analogical Electronics experimental box of multiple choices

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Application Number Priority Date Filing Date Title
CN201420842300.XU CN204348190U (en) 2014-12-26 2014-12-26 There is the Analogical Electronics experimental box of multiple choices

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108922347A (en) * 2018-07-30 2018-11-30 宁波工程学院 A kind of Experimental Teaching Method of analog circuit Teaching Experiment Box
CN108922348A (en) * 2018-07-30 2018-11-30 宁波工程学院 Analog circuit teaching experiment box
CN108919790A (en) * 2018-09-29 2018-11-30 中国舰船研究设计中心 A kind of portable united test test device of marine high-precision
CN109192018A (en) * 2018-10-25 2019-01-11 宁波工程学院 Circuit theory experimental box and its experimental method
CN109192017A (en) * 2018-10-25 2019-01-11 宁波工程学院 Digital circuit experiment case and use experimental method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108922347A (en) * 2018-07-30 2018-11-30 宁波工程学院 A kind of Experimental Teaching Method of analog circuit Teaching Experiment Box
CN108922348A (en) * 2018-07-30 2018-11-30 宁波工程学院 Analog circuit teaching experiment box
CN108919790A (en) * 2018-09-29 2018-11-30 中国舰船研究设计中心 A kind of portable united test test device of marine high-precision
CN109192018A (en) * 2018-10-25 2019-01-11 宁波工程学院 Circuit theory experimental box and its experimental method
CN109192017A (en) * 2018-10-25 2019-01-11 宁波工程学院 Digital circuit experiment case and use experimental method

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150520

Termination date: 20161226

CF01 Termination of patent right due to non-payment of annual fee