CN204257065U - Wet-out phenomenon demonstrator - Google Patents
Wet-out phenomenon demonstrator Download PDFInfo
- Publication number
- CN204257065U CN204257065U CN201420675159.9U CN201420675159U CN204257065U CN 204257065 U CN204257065 U CN 204257065U CN 201420675159 U CN201420675159 U CN 201420675159U CN 204257065 U CN204257065 U CN 204257065U
- Authority
- CN
- China
- Prior art keywords
- resistance
- phototriode
- direct supply
- light emitting
- emitting diode
- Prior art date
- 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
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Abstract
The utility model relates to a kind of wet-out phenomenon demonstrator, belongs to electronic experiment instrument field, and circuit is by direct supply E
1, power switch S
1, resistance R
1, light emitting diode, phototriode, triode, resistance R
2, resistance R
3, resistance R
4, power switch S
2, direct supply E
2, bulb H, voltage table V, ohmmeter composition, it is characterized in that: direct supply E
1power to light emitting diode, direct supply E
2power to phototriode, triode, ohmmeter is used for demonstrating isolation phenomenon, and bulb H, voltage table V are used for demonstrating and measuring the state of phototriode and data; Light emitting diode and phototriode are placed on the left and right sides in rectangular box, the plank that can upwards twitch is had in the middle of rectangular box, the front of rectangular box is the plank that can twitch to the right, the advantage that the utility model has and good effect are: demonstrate visual in image, easy to carry, can to student's ocular demonstration wet-out phenomenon.
Description
Technical field
The utility model relates to a kind of wet-out phenomenon demonstrator, belongs to electronic experiment instrument field.
Background technology
At present, do not have the instrument can demonstrating wet-out phenomenon in electronics curriculum, this demonstration instrument can to student's ocular demonstration wet-out phenomenon.
Utility model content
The purpose of this utility model is to provide a kind of instrument can demonstrating wet-out phenomenon, can demonstrate wet-out phenomenon easily and intuitively.
The purpose of this utility model is achieved in that wet-out phenomenon demonstrator is by direct supply E
1, power switch S
1, resistance R
1, light emitting diode VD, phototriode VT
1, triode VT
2, resistance R
2, resistance R
3, resistance R
4, power switch S
2, direct supply E
2, bulb H, voltage table V, ohmmeter Ω and demonstration board composition; It is characterized in that: direct supply E
1power to light emitting diode VD, direct supply E
2to phototriode VT
1, triode VT
2power supply, ohmmeter Ω is used for demonstrating isolation phenomenon, and bulb H, voltage table V are used for demonstrating and measuring phototriode VT
1state and data; Light emitting diode VD and phototriode VT
1be placed on the left and right sides in rectangular box, have the middle plank that can upwards twitch in the middle of rectangular box, the front of rectangular box is the front plank that can twitch to the right.
Owing to adopting technique scheme, the advantage that the utility model has and good effect are: demonstrate visual in image, easy to carry.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is one-piece construction schematic diagram of the present utility model.
Fig. 2 is rectangular box structural representation of the present utility model.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is circuit theory diagrams of the present utility model
In Fig. 1, Fig. 2, Fig. 3,1. light emitting diode VD 2. rectangular box 3. middle plank 4. phototriode VT
15. front plank 6. bulb H 7. voltage table V 8. ohmmeter Ω 9. power switch K
210. direct supply E
211. power switch K
112. direct supply E
113. base 14. demonstration boards
In Fig. 4, E
1. direct supply S
1. power switch R
1. resistance VD. light emitting diode Ω. ohmmeter VT
1. phototriode VT
2. triode R
3. resistance R
4. resistance H. bulb V. voltage table R
2. resistance S
2. power switch E
2. direct supply
Embodiment:
Direct supply (E
1) by power switch (S
1), resistance (R
1) voltage is added to light emitting diode (VD) anode and negative electrode between, direct supply (E
2) by power switch (S
2), resistance (R
2), resistance (R
3), resistance (R
4) to phototriode (VT
1), triode (VT
2) power supply, phototriode (VT
1) emitter and triode (VT
2) base stage be connected, ohmmeter (Ω) is connected on negative electrode and the phototriode (VT of light emitting diode (VD)
1) emitter between be used for demonstrate isolation phenomenon, bulb (H) is serially connected in triode (VT
2) collector on, voltage table (V) and triode (VT
2) emitter resistance (R
4) in parallel, demonstrate and measure phototriode (VT with bulb (H) and voltage table (V)
1) state and data.Light emitting diode (VD) and phototriode (VT
1) being placed on the left and right sides in rectangular box (2), have the middle plank (3) that can upwards twitch in the middle of rectangular box (2), the front of rectangular box (2) is the front plank (5) that can twitch to the right.
Claims (1)
1. a wet-out phenomenon demonstrator, by direct supply E
1, power switch S
1, resistance R
1, light emitting diode VD, phototriode VT
1, triode VT
2, resistance R
2, resistance R
3, resistance R
4, power switch S
2, direct supply E
2, bulb H, voltage table V, ohmmeter Ω and demonstration board composition; Direct supply E
1power to light emitting diode VD, direct supply E
2to phototriode VT
1, triode VT
2power supply, ohmmeter Ω is used for demonstrating isolation phenomenon, and bulb H, voltage table V are used for demonstrating and measuring phototriode VT
2state and data; Light emitting diode VD and phototriode VT
1be placed on the left and right sides in rectangular box (2), there is the middle plank (3) that can upwards twitch the centre of rectangular box (2), and the front of rectangular box (2) is the front plank (5) that can twitch to the right.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675159.9U CN204257065U (en) | 2014-10-29 | 2014-10-29 | Wet-out phenomenon demonstrator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420675159.9U CN204257065U (en) | 2014-10-29 | 2014-10-29 | Wet-out phenomenon demonstrator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204257065U true CN204257065U (en) | 2015-04-08 |
Family
ID=52961348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420675159.9U Expired - Fee Related CN204257065U (en) | 2014-10-29 | 2014-10-29 | Wet-out phenomenon demonstrator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204257065U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104318838A (en) * | 2014-10-29 | 2015-01-28 | 盐城工业职业技术学院 | Optical coupling phenomenon demonstration instrument |
-
2014
- 2014-10-29 CN CN201420675159.9U patent/CN204257065U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104318838A (en) * | 2014-10-29 | 2015-01-28 | 盐城工业职业技术学院 | Optical coupling phenomenon demonstration instrument |
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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: 20150408 Termination date: 20161029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |