CN202102625U - Common photoelectric device automatic control circuit demonstration instrument - Google Patents
Common photoelectric device automatic control circuit demonstration instrument Download PDFInfo
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- CN202102625U CN202102625U CN2011202218489U CN201120221848U CN202102625U CN 202102625 U CN202102625 U CN 202102625U CN 2011202218489 U CN2011202218489 U CN 2011202218489U CN 201120221848 U CN201120221848 U CN 201120221848U CN 202102625 U CN202102625 U CN 202102625U
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- pin
- integrated circuit
- switch
- direct supply
- power supply
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Abstract
The present utility model relates to a common photoelectric device automatic control circuit demonstration instrument which belongs to the electronic control demonstration technology field. The instrument is characterized in that a photoelectric thyristor, a photodiode, a photoelectric triode and a photoconductive resistor are connected in parallel, one end of the above parallel connection is connected with the anode of a DC power supply through a power supply switch, the other end is connected with a second foot and a sixth foot of a 556 integrated circuit through a change-over switch, one end of an optoelectronic coupler is connected with the anode of the DC power supply through the power supply switch, the other end is connected with the cathode of the DC power supply through a switch and a first resistor, on end of the output end of the optoelectronic coupler is connected with the anode of the DC power supply through the power supply switch, and the other end is connected with the second foot and the sixth foot of the 556 integrated circuit through the change-over switch. By adopting the above technology scheme, the instrument has the following advantages and beneficial effects, the automatic control roles of the photoconductive resistor, the photoelectric triode, the photodiode, the photoelectric thyristor and the optoelectronic coupler in an electronic circuit can be respectively demonstrated by the change of the voltmeter reading and the working states of a light emitting diode and a horn, the intuitive feature is strong, and the manufacturing cost is hot high.
Description
Technical field
The utility model relates to a kind of automatic control circuit demonstration instrument of common photoelectric device, belongs 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
The utility model technical matters to be solved 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 through the variation of voltage table reading and the duty of light emitting diode and loudspeaker.
The utility model solves the technical scheme that its technical matters adopted: circuit is made up of voltage table, switch, photoresistance, phototriode, photodiode, 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; 4 pin of 556 integrated circuit and 14 pin connect the positive pole of direct supply through 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 through second electric capacity; 13 pin of 556 integrated circuit connect the positive pole of direct supply through the 5th resistance and power switch; 13 pin of 556 integrated circuit connect 8 pin and 12 pin of 556 integrated circuit through 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 end after photoelectricity thyristor, photodiode, phototriode, the photoresistance parallel connection connects the positive pole of direct supply through power switch, and the other end connects 2 pin and 6 pin of 556 integrated circuit respectively through switch, and an end of photoelectrical coupler input end connects the positive pole of direct supply through power switch; The other end connects the negative pole of direct supply through the switch and first resistance; One end of photoelectric coupler output end connects the positive pole of direct supply through power switch, and the other end connects 2 pin and 6 pin of 556 integrated circuit through switch, and 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, parallelly connected with light emitting diode again after the 3rd electric capacity and the loudspeaker series 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 utility model had are: the duty of variation that can be through 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
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
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) through 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 through the second electric capacity (C
2) connecing the negative pole of direct supply (E), 13 pin of 556 integrated circuit (I) are through 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 through 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) through power switch (K), the other end is respectively through 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) through power switch (K), the other end is through 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) through power switch (K), the other end is through 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) through 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 through the second electric capacity (C
2) connecing the negative pole of direct supply (E), 13 pin of 556 integrated circuit (I) are through 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 through 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) through power switch (K), the other end is respectively through 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) through power switch (K), the other end is through 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) through power switch (K), the other end is through 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 |
|---|---|---|---|
| CN2011202218489U CN202102625U (en) | 2011-06-28 | 2011-06-28 | Common photoelectric device automatic control circuit demonstration instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202218489U CN202102625U (en) | 2011-06-28 | 2011-06-28 | Common photoelectric device automatic control circuit demonstration instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202102625U true CN202102625U (en) | 2012-01-04 |
Family
ID=45388629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202218489U Expired - Fee Related CN202102625U (en) | 2011-06-28 | 2011-06-28 | Common photoelectric device automatic control circuit demonstration instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202102625U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222439A (en) * | 2011-06-28 | 2011-10-19 | 南京化工职业技术学院 | Demonstrating instrument for automatic control circuit of common photoelectric device |
-
2011
- 2011-06-28 CN CN2011202218489U patent/CN202102625U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222439A (en) * | 2011-06-28 | 2011-10-19 | 南京化工职业技术学院 | Demonstrating instrument for automatic control circuit of common photoelectric device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20140628 |
|
| EXPY | Termination of patent right or utility model |