CN204029236U - A kind of photoelectric sensor teaching experiment platform - Google Patents
A kind of photoelectric sensor teaching experiment platform Download PDFInfo
- Publication number
- CN204029236U CN204029236U CN201420359226.6U CN201420359226U CN204029236U CN 204029236 U CN204029236 U CN 204029236U CN 201420359226 U CN201420359226 U CN 201420359226U CN 204029236 U CN204029236 U CN 204029236U
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- testing table
- demonstration
- photoelectric sensor
- student
- photoresistance
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Abstract
The utility model discloses a kind of photoelectric sensor teaching experiment platform, comprise testing table, testing table is provided with Demonstration table, student's testing table, fan and photoresistance separately; Demonstration table is provided with illustrative circuitry, and illustrative circuitry comprises power supply, demonstration element, photoresistance and steel spring pipe relay; Student's testing table is provided with test light sensor, multiplex ohmmeter, multiple electric torch and multiple light transmission film.This teaching experiment platform can allow student understand the principle of work of conventional photoelectric sensor, understands the widespread use of sensor in life.
Description
Technical field
The utility model belongs to a kind of physics teaching device, is specifically related to a kind of photoelectric sensor teaching experiment platform.
Background technology
Photoelectric sensor is that one can be experienced light signal, and according to certain rule, light signal is converted to the device of electric signal.That is to say, photoelectric sensor can be converted to electric signal light signal.
In physics teaching in secondary school practice, need guiding student to have understanding intuitively to photoelectric sensor.
Utility model content
The purpose of this utility model is to provide a kind of photoelectric sensor teaching experiment platform, allows student understand the principle of work of conventional photoelectric sensor, understands the widespread use of sensor in life.
For achieving the above object, the technical scheme that a kind of embodiment of the present utility model is taked is:
Comprise testing table, testing table is provided with Demonstration table, student's testing table, fan and photoresistance separately; Demonstration table is provided with illustrative circuitry, and illustrative circuitry comprises power supply, demonstration element, photoresistance and steel spring pipe relay; Student's testing table is provided with test light sensor, multiplex ohmmeter, multiple electric torch and multiple light transmission film.
Preferably, demonstration element is light emitting diode.
Preferably, demonstration element is hummer.
Preferably, demonstration element is the Music Clip with loudspeaker.
The beneficial effect that this photoelectric sensor teaching experiment platform produces is: allow student understand the principle of work of conventional photoelectric sensor, understand the widespread use of sensor in life.
Brief description of the drawings
Fig. 1 is the schematic diagram of an embodiment of a kind of photoelectric sensor teaching experiment platform of the present utility model.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with the utility model specific embodiment and corresponding accompanying drawing, technical solutions of the utility model are clearly and completely described.
With reference to figure 1, Figure 1 shows that the structural representation of an embodiment of a kind of photoelectric sensor teaching experiment platform of the present utility model.In the present embodiment, photoelectric sensor teaching experiment platform comprises testing table 1, testing table is provided with Demonstration table 100, student's testing table 200, fan 3 and photoresistance 400 separately, can directly understand the structure of independent photoresistance 400, bottom is an insulcrete, and upper finishing coat is metal sulfide, in the time that independent photoresistance 400 is subject to irradiation degree different, its resistivity can change, and then has caused the change of photoresistance resistance; Demonstration table is provided with illustrative circuitry, and illustrative circuitry comprises power supply 101, demonstration element 102, photoresistance 103 and steel spring pipe relay 104; Student's testing table 200 is provided with test light sensor 201, multiplex ohmmeter 202, multiple electric torch 203 and multiple light transmission film 204, can pass through electric torch 203, light transmission film 204 and light sensor 201 combination utilizations, on multiplex ohmmeter, show different voltage, resistance value, further allow student understand the corresponding relation between illumination and tissue.
With reference to figure 1, in an embodiment of the present utility model, demonstration element 102 is light emitting diode, and now illustrative circuitry is a light-operated circuit.
With reference to figure 1, in an embodiment of the present utility model, demonstration element 102 is hummer, and now illustrative circuitry becomes a warning device circuit.
With reference to figure 1, in an embodiment of the present utility model, demonstration element 102 is the Music Clip with loudspeaker, and now illustrative circuitry is a light controlled music circuit.
Above-mentioned embodiment is used for the utility model of explaining; instead of the utility model is limited; in the protection domain of spirit of the present utility model and claim, any amendment and change that the utility model is made, all fall into protection domain of the present utility model.
Claims (4)
1. a photoelectric sensor teaching experiment platform, is characterized in that: comprise testing table, described testing table is provided with Demonstration table, student's testing table, fan and photoresistance separately; Described Demonstration table is provided with illustrative circuitry, and described illustrative circuitry comprises power supply, demonstration element, photoresistance and steel spring pipe relay; Described student's testing table is provided with test light sensor, multiplex ohmmeter, multiple electric torch and multiple light transmission film.
2. experiment porch according to claim 1, is characterized in that: described demonstration element is light emitting diode.
3. experiment porch according to claim 1, is characterized in that: described demonstration element is hummer.
4. experiment porch according to claim 1, is characterized in that: described demonstration element is the Music Clip with loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420359226.6U CN204029236U (en) | 2014-07-01 | 2014-07-01 | A kind of photoelectric sensor teaching experiment platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420359226.6U CN204029236U (en) | 2014-07-01 | 2014-07-01 | A kind of photoelectric sensor teaching experiment platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204029236U true CN204029236U (en) | 2014-12-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420359226.6U Expired - Fee Related CN204029236U (en) | 2014-07-01 | 2014-07-01 | A kind of photoelectric sensor teaching experiment platform |
Country Status (1)
| Country | Link |
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| CN (1) | CN204029236U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105741655A (en) * | 2016-05-08 | 2016-07-06 | 商洛学院 | Sensor integrated demonstration instrument |
| CN106971656A (en) * | 2017-05-09 | 2017-07-21 | 杭州职业技术学院 | A kind of comprehensive training platform of open-type sensor technology application |
-
2014
- 2014-07-01 CN CN201420359226.6U patent/CN204029236U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105741655A (en) * | 2016-05-08 | 2016-07-06 | 商洛学院 | Sensor integrated demonstration instrument |
| CN106971656A (en) * | 2017-05-09 | 2017-07-21 | 杭州职业技术学院 | A kind of comprehensive training platform of open-type sensor technology application |
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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: 20141217 Termination date: 20160701 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |