CN102222439A - Demonstrating instrument for automatic control circuit of common photoelectric device - Google Patents
Demonstrating instrument for automatic control circuit of common photoelectric device Download PDFInfo
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- CN102222439A CN102222439A CN2011101763586A CN201110176358A CN102222439A CN 102222439 A CN102222439 A CN 102222439A CN 2011101763586 A CN2011101763586 A CN 2011101763586A CN 201110176358 A CN201110176358 A CN 201110176358A CN 102222439 A CN102222439 A CN 102222439A
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- switch
- direct supply
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Abstract
The invention relates to a demonstrating instrument for an automatic control circuit of a common photoelectric device, belonging to the technical field of electronic control demonstration. The demonstrating instrument is characterized in that: after parallel connection, one end of a photoelectric thyristor, one end of a photoelectric diode, one end of a photoelectric triode and one end of a photo resistor are connected with the anode of a direct-current power supply through a power supply switch, and the other ends of the photoelectric thyristor, the photoelectric diode, the photoelectric triode and the photo resistor are connected with the pin 2 and the pin 6 of a 556 integrated circuit through a change-over switch respectively; one end of the input end of a photoelectric coupler is connected with the anode of the direct-current power supply through the power supply switch, and the other end of the input end of the photoelectric coupler is connected with the cathode of the direct-current power supply through a switch and a first resistor; and one end of the output end of the photoelectric coupler is connected with the anode of the direct-current power supply through the power supply switch, and the other end of the output end of the photoelectric coupler is connected with the pin 2 and the pin 6 of the 556 integrated circuit through the change-over switch. Due to the adoption of the technical scheme, the demonstrating instrument has the advantages that: the automatic control functions of the photo resistor, the photoelectric triode, the photoelectric diode, the photoelectric thyristor and the photoelectric coupler in an electronic circuit can be demonstrated respectively according to the change of the reading of a voltmeter and the working states of a light-emitting diode and a loudspeaker, high intuition is achieved, and the manufacturing cost is low.
Description
Technical field
The present invention relates to a kind of automatic control circuit demonstration instrument of common photoelectric device, belong to Electronic Control performance technology field.
Background technology
At present, in electronic circuit teaching, when lecturing common photoelectric devices such as photoresistance, phototriode, photodiode, photoelectricity thyristor and photoelectrical coupler and in electronic circuit, can play automatic control action, do not have the demonstration instrument demonstration, the student can not understand its automatic control action in electronic circuit intuitively.
Summary of the invention
Technical matters to be solved by this invention provides a kind of automatic control circuit demonstration instrument of common photoelectric device, can demonstrate the automatic control action that photoresistance, phototriode, photodiode, photoelectricity thyristor and photoelectrical coupler are played respectively in electronic circuit by the variation of voltage table reading and the duty of light emitting diode and loudspeaker.
The technical solution adopted for the present invention to solve the technical problems is: circuit is by voltage table, switch, photoresistance, phototriode, photodiode, the photoelectricity thyristor, photoelectrical coupler, 556 integrated circuit, first resistance, the 3rd resistance, variable resistor, the 5th resistance, the 6th resistance, first electric capacity, second electric capacity, power switch, switch, loudspeaker and light emitting diode are formed, 4 pin of 556 integrated circuit and 14 pin connect the positive pole of direct supply by power switch, 7 pin of 556 integrated circuit connect the negative pole of direct supply, 8 pin of 556 integrated circuit and 12 pin connect the negative pole of direct supply by second electric capacity, 13 pin of 556 integrated circuit connect the positive pole of direct supply by the 5th resistance and power switch, 13 pin of 556 integrated circuit connect 8 pin and 12 pin of 556 integrated circuit by the 6th resistance, connect the 3rd resistance between 5 pin of 556 integrated circuit and 10 pin, power switch and direct supply series connection, switch and the series connection of first resistance, it is characterized in that: the photoelectricity thyristor, photodiode, phototriode, end after the photoresistance parallel connection connects the positive pole of direct supply by power switch, the other end connects 2 pin and 6 pin of 556 integrated circuit respectively by switch, one end of photoelectrical coupler input end connects the positive pole of direct supply by power switch, the other end connects the negative pole of direct supply by the switch and first resistance, one end of photoelectric coupler output end connects the positive pole of direct supply by power switch, the other end connects 2 pin and 6 pin of 556 integrated circuit by switch, the common port of a variable-resistance end and switch links to each other, the negative pole of the other end and direct supply links to each other, voltage table, first electric capacity and variable resistor parallel connection, sending and receiving optical diode between 9 pin of 556 integrated circuit and the negative pole of direct supply, after the series connection of the 3rd electric capacity and loudspeaker again with the light emitting diode parallel connection.Demonstration board is vertically fixed on the base, the circuit original paper is welded in the circuit board and is fixed on the reverse side of demonstration board according to the annexation among Fig. 1, voltage table, light emitting diode, photoelectrical coupler, photoelectricity thyristor, photodiode, phototriode, photoresistance are fixed on the front of demonstration board, and switch, switch, variable resistor and power switch place on the base.
Owing to adopt technique scheme, advantage and good effect that the present invention had are: the duty of variation that can be by the voltage table reading and light emitting diode, loudspeaker is demonstrated the automatic control action that photoresistance, phototriode, photodiode, photoelectricity thyristor and photoelectrical coupler play respectively in electronic circuit, intuitive is strong, and cost is not high yet.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is circuit theory diagrams of the present invention.
Fig. 2 is the structural representation of the embodiment of the invention.
G among the figure
1. photoelectrical coupler G
2. photoelectricity thyristor G
3. photodiode G
4. phototriode R
4. photoresistance R
1. first resistance R
2. variable resistor R
3. the 3rd resistance R
5. the 5th resistance R
6. the 6th resistance C
1. first capacitor C
2. second capacitor C
3. the 3rd electric capacity K
1. switch K
2. switch V. voltage table is integrated circuit G I.556
5. light emitting diode Y. loudspeaker E. direct supply K. power switch 1. demonstration boards 2. bases
Embodiment
In Fig. 1,4 pin of 556 integrated circuit (I) and 14 pin connect the positive pole of direct supply (E) by power switch (K), and 7 pin of 556 integrated circuit (I) connect the negative pole of direct supply (E), and 8 pin of 556 integrated circuit (I) and 12 pin are by the second electric capacity (C
2) connecing the negative pole of direct supply (E), 13 pin of 556 integrated circuit (I) are by the 5th resistance (R
5) and power switch (K) connect the positive pole of direct supply (E), 13 pin of 556 integrated circuit (I) are by the 6th resistance (R
6) connect 8 pin and 12 pin of 556 integrated circuit (I), meet the 3rd resistance (R between 5 pin of 556 integrated circuit (I) and 10 pin
3), power switch (K) and direct supply (E) series connection, switch (K
2) and the first resistance (R
1) series connection, photoelectricity thyristor (G
2), photodiode (G
3), phototriode (G
4), photoresistance (R
4) a end after the parallel connection connects the positive pole of direct supply (E) by power switch (K), the other end is respectively by switch (K
1) connect 2 pin and 6 pin of 556 integrated circuit (I), photoelectrical coupler (G
1) end of input end connects the positive pole of direct supply (E) by power switch (K), the other end is by switch (K
2) and the first resistance (R
1) connect the negative pole of direct supply (E), photoelectrical coupler (G
1) end of output terminal connects the positive pole of direct supply (E) by power switch (K), the other end is by switch (K
1) connect 2 pin and 6 pin of 556 integrated circuit (I), variable resistor (R
2) an end and switch (K
1) common port link to each other, the other end links to each other with the negative pole of direct supply (E), voltage table (V), the first electric capacity (C
1) and variable resistor (R
2) parallel connection, sending and receiving optical diode (G between the negative pole of 9 pin of 556 integrated circuit (I) and direct supply (E)
5), the 3rd electric capacity (C
3) and loudspeaker (Y) series connection after again and light emitting diode (G
5) parallel connection.
In Fig. 2, demonstration board (1) is vertically fixed on the base (2), and the circuit original paper is welded in the circuit board and be fixed on the reverse side of demonstration board (1), voltage table (V), light emitting diode (G according to the annexation among Fig. 1
5), photoelectrical coupler (G
1), photoelectricity thyristor (G
2), photodiode (G
3), phototriode (G
4), photoresistance (R
4) be fixed on the front of demonstration board (1), switch (K
2), switch (K
1), variable resistor (R
2) and power switch (K) place on the base (2).
Claims (1)
1. automatic control circuit demonstration instrument of common photoelectric device, 4 pin of 556 integrated circuit (I) and 14 pin connect the positive pole of direct supply (E) by power switch (K), 7 pin of 556 integrated circuit (I) connect the negative pole of direct supply (E), and 8 pin of 556 integrated circuit (I) and 12 pin are by the second electric capacity (C
2) connecing the negative pole of direct supply (E), 13 pin of 556 integrated circuit (I) are by the 5th resistance (R
5) and power switch (K) connect the positive pole of direct supply (E), 13 pin of 556 integrated circuit (I) are by the 6th resistance (R
6) connect 8 pin and 12 pin of 556 integrated circuit (I), meet the 3rd resistance (R between 5 pin of 556 integrated circuit (I) and 10 pin
3), power switch (K) and direct supply (E) series connection, switch (K
2) and the first resistance (R
1) series connection, it is characterized in that: photoelectricity thyristor (G
2), photodiode (G
3), phototriode (G
4), photoresistance (R
4) a end after the parallel connection connects the positive pole of direct supply (E) by power switch (K), the other end is respectively by switch (K
1) connect 2 pin and 6 pin of 556 integrated circuit (I), photoelectrical coupler (G
1) end of input end connects the positive pole of direct supply (E) by power switch (K), the other end is by switch (K
2) and the first resistance (R
1) connect the negative pole of direct supply (E), photoelectrical coupler (G
1) end of output terminal connects the positive pole of direct supply (E) by power switch (K), the other end is by switch (K
1) connect 2 pin and 6 pin of 556 integrated circuit (I), variable resistor (R
2) an end and switch (K
1) common port link to each other, the other end links to each other with the negative pole of direct supply (E), voltage table (V), the first electric capacity (C
1) and variable resistor (R
2) parallel connection, sending and receiving optical diode (G between the negative pole of 9 pin of 556 integrated circuit (I) and direct supply (E)
5), the 3rd electric capacity (C
3) and loudspeaker (Y) series connection after again and light emitting diode (G
5) parallel connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101763586A CN102222439A (en) | 2011-06-28 | 2011-06-28 | Demonstrating instrument for automatic control circuit of common photoelectric device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101763586A CN102222439A (en) | 2011-06-28 | 2011-06-28 | Demonstrating instrument for automatic control circuit of common photoelectric device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102222439A true CN102222439A (en) | 2011-10-19 |
Family
ID=44778981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101763586A Pending CN102222439A (en) | 2011-06-28 | 2011-06-28 | Demonstrating instrument for automatic control circuit of common photoelectric device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102222439A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102509499A (en) * | 2011-11-01 | 2012-06-20 | 盐城师范学院 | Automatic control circuit characteristic demonstration instrument for laser device laser |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1145785A (en) * | 1997-07-28 | 1999-02-16 | Matsushita Electric Works Ltd | Dimmer |
| CN101042812A (en) * | 2006-03-23 | 2007-09-26 | 上海市嘉定区第二中学 | Photoelectric signal conversion demonstration instrument |
| CN101261777A (en) * | 2008-04-18 | 2008-09-10 | 南京化工职业技术学院 | Heat sensitive resistance, photosensitive, force sensitive, humidity sensitive resistance, magnetism sensitive resistance variability feature demonstrator |
| CN101807359A (en) * | 2010-03-16 | 2010-08-18 | 盐城师范学院 | Automatic control circuit demonstration instrument of common photoelectric device |
| CN202102625U (en) * | 2011-06-28 | 2012-01-04 | 南京化工职业技术学院 | Common photoelectric device automatic control circuit demonstration instrument |
-
2011
- 2011-06-28 CN CN2011101763586A patent/CN102222439A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1145785A (en) * | 1997-07-28 | 1999-02-16 | Matsushita Electric Works Ltd | Dimmer |
| CN101042812A (en) * | 2006-03-23 | 2007-09-26 | 上海市嘉定区第二中学 | Photoelectric signal conversion demonstration instrument |
| CN101261777A (en) * | 2008-04-18 | 2008-09-10 | 南京化工职业技术学院 | Heat sensitive resistance, photosensitive, force sensitive, humidity sensitive resistance, magnetism sensitive resistance variability feature demonstrator |
| CN101807359A (en) * | 2010-03-16 | 2010-08-18 | 盐城师范学院 | Automatic control circuit demonstration instrument of common photoelectric device |
| CN202102625U (en) * | 2011-06-28 | 2012-01-04 | 南京化工职业技术学院 | Common photoelectric device automatic control circuit demonstration instrument |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102509499A (en) * | 2011-11-01 | 2012-06-20 | 盐城师范学院 | Automatic control circuit characteristic demonstration instrument for laser device laser |
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Application publication date: 20111019 |