CN203814018U - Light-operated switch circuit - Google Patents
Light-operated switch circuit Download PDFInfo
- Publication number
- CN203814018U CN203814018U CN201420194203.4U CN201420194203U CN203814018U CN 203814018 U CN203814018 U CN 203814018U CN 201420194203 U CN201420194203 U CN 201420194203U CN 203814018 U CN203814018 U CN 203814018U
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- CN
- China
- Prior art keywords
- pin
- light
- time
- circuit
- base integrated
- 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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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Electronic Switches (AREA)
Abstract
The utility model discloses a light-operated switch circuit. The light-operated switch circuit comprises a transformer, a rectification and filtering circuit, a time-base integrated circuit, a relay, a resistor, a photosensitive diode, a triode, and a capacitor, wherein the transformer is connected with an external power supply, the rectification and filtering circuit is connected with an output terminal of the transformer, the first pin of the time-base integrated circuit is grounded, the sixth pin and the second pin of the time-base integrated circuit are connected with the anode of the photosensitive diode, the seventh pin of the time-base integrated circuit is connected with the capacitor C2 and then grounded, the fourth pin and the eighth pin of the time-base integrated circuit are connected with the cathode of the photosensitive diode and the output terminal of the rectification and filtering circuit, and the third pin of time-base integrated circuit is connected with the base electrode of the triode through the resistor R3. With the light-operated switch circuit, the problem of temporary disconnecting in a critical state is solved. The light-operated switch circuit is simple in circuit, low in failure rate, and good in lightning protection effect.
Description
Technical field
The present invention relates to a kind of light-operated circuit, use up to control the circuit of road lamp switch.
Background technology
At present, light-operated switch is generally used in light and controls, by photo resistance and coordinating of relay, realize and open at dark light, at day close the object of light, but if in the evening that has thunder and lightning, have the lightning of short period, produce stronger light, can cause like this light-operated switch to occur misoperation, the light fixture flicker that light-operated switch is controlled, lightning protection effect is poor, and frequent misoperation meeting causes the lifetime of light fixture.
Utility model content
For addressing the above problem, the utility model provides a kind of light-controlled switching circuit.This light-controlled switching circuit is simple, failure rate is low.
The utility model is achieved by following technical solution.
A kind of light-controlled switching circuit, comprise transformer T, current rectifying and wave filtering circuit, time-base integrated circuit IC, relay J, the first resistance R 1, the second resistance R 2, the 3rd resistance R 3, photodiode VD, triode Q1, the first capacitor C 1, the second capacitor C 2 and the 3rd capacitor C 3, transformer T is connected with external power source, current rectifying and wave filtering circuit is connected with transformer T output, the 1 pin ground connection of time-base integrated circuit IC, the anodic bonding of 6 pin and 2 pin and photodiode VD, 7 pin are connected in series the rear ground connection of the second capacitor C 2, 4 pin, 8 pin are connected with the negative electrode of photodiode VD and the output of current rectifying and wave filtering circuit, 3 pin are connected with the base stage of triode Q1 through the 3rd resistance R 3,
The collector electrode of triode Q1 is connected with 8 pin of time-base integrated circuit IC through relay J, grounded emitter;
The anode of photodiode VD connect with the first resistance R 1 and the second resistance R 2 after ground connection.
The rear ground connection of base stage series connection the 3rd capacitor C 3 of described triode Q1.
Described time-base integrated circuit IC adopts 555 time-base integrated circuits.
Described the second resistance R 2 is variable resistor.
The beneficial effects of the utility model are:
Compared with prior art, the utility model by arranging photodiode and time-base integrated circuit in circuit, photodiode can overcome the problem that time-base integrated circuit " returns into poor large ", with time-base integrated circuit, can solve circuit switch-on and-off problem under critical condition.Relay can be followed according to load difference and be selected different relays.This utility model circuit is simple, failure rate is low, lightning protection effect are good.
Accompanying drawing explanation
Fig. 1 is circuit diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, further describe the technical solution of the utility model, but described in claimed scope is not limited to.
As shown in Figure 1, a kind of light-controlled switching circuit described in the utility model, comprise transformer T, current rectifying and wave filtering circuit, time-base integrated circuit IC, relay J, the first resistance R 1, the second resistance R 2, the 3rd resistance R 3, photodiode VD, triode Q1, the first capacitor C 1, the second capacitor C 2 and the 3rd capacitor C 3, transformer T is connected with external power source, current rectifying and wave filtering circuit is connected with transformer T output, the 1 pin ground connection of time-base integrated circuit IC, the anodic bonding of 6 pin and 2 pin and photodiode VD, 7 pin are connected in series the rear ground connection of the second capacitor C 2, 4 pin, 8 pin are connected with the negative electrode of photodiode VD and the output of current rectifying and wave filtering circuit, 3 pin are connected with the base stage of triode Q1 through the 3rd resistance R 3,
The collector electrode of triode Q1 is connected with 8 pin of time-base integrated circuit IC through relay J, grounded emitter;
The anode of photodiode VD connect with the first resistance R 1 and the second resistance R 2 after ground connection.
The rear ground connection of base stage series connection the 3rd capacitor C 3 of described triode Q1.
Described time-base integrated circuit IC adopts 555 time-base integrated circuits.
Described the second resistance R 2 is variable resistor.
Relay model can be followed according to load and be selected.
The utility model circuit is simple, by photodiode and time-base integrated circuit are set in circuit, photodiode can overcome the problem that time-base integrated circuit " returns into poor large ", with time-base integrated circuit, can solve circuit switch-on and-off problem under critical condition.This utility model circuit is simple, failure rate is low, lightning protection effect are good.
Claims (4)
1. a light-controlled switching circuit, comprise transformer (T), time-base integrated circuit (IC), relay (J), photodiode (VD), triode (Q1), the first resistance (R1), the second resistance (R2), the 3rd resistance (R3), the first electric capacity (C1), the second electric capacity (C2) and the 3rd electric capacity (C3), transformer (T) is connected with external power source, current rectifying and wave filtering circuit is connected with the output of transformer (T)
It is characterized in that: 1 pin ground connection of time-base integrated circuit (IC), the anodic bonding of 6 pin and 2 pin and photodiode (VD), 7 pin are connected in series the rear ground connection of the second electric capacity (C2), the negative electrode of 4 pin, 8 pin and photodiode (VD) is connected with the output of current rectifying and wave filtering circuit, 3 pin are connected with the base stage of triode (Q1) through the 3rd resistance (R3), and 8 pin are connected with the collector electrode of triode (Q1) through relay (J);
The grounded emitter of triode (Q1);
The anode of photodiode (VD) connect with the first resistance (R1) and the second resistance (R2) after ground connection.
2. a kind of light-controlled switching circuit according to claim 1, is characterized in that: ground connection after base stage series connection the 3rd electric capacity (C3) of described triode (Q1).
3. a kind of light-controlled switching circuit according to claim 1, is characterized in that: described time-base integrated circuit (IC) adopts 555 time-base integrated circuits.
4. a kind of light-controlled switching circuit according to claim 1, is characterized in that: described the second resistance (R2) is variable resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420194203.4U CN203814018U (en) | 2014-04-21 | 2014-04-21 | Light-operated switch circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420194203.4U CN203814018U (en) | 2014-04-21 | 2014-04-21 | Light-operated switch circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203814018U true CN203814018U (en) | 2014-09-03 |
Family
ID=51452706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420194203.4U Expired - Fee Related CN203814018U (en) | 2014-04-21 | 2014-04-21 | Light-operated switch circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203814018U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106793387A (en) * | 2016-12-07 | 2017-05-31 | 广西大学 | A kind of bedroom circuit for lamp of use flashlight controlling switch |
-
2014
- 2014-04-21 CN CN201420194203.4U patent/CN203814018U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106793387A (en) * | 2016-12-07 | 2017-05-31 | 广西大学 | A kind of bedroom circuit for lamp of use flashlight controlling switch |
| CN106793387B (en) * | 2016-12-07 | 2019-04-23 | 广西大学 | A kind of bedroom circuit for lamp with flashlight control switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Guo Zongfu Inventor after: Zhou Shiyun Inventor after: Shen Wenzhong Inventor after: Zhang Dianxi Inventor after: Yan Wanjun Inventor after: Deng Yongrong Inventor after: Yang Xiufan Inventor before: Guo Zongfu |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: GUO ZONGFU TO: GUO ZONGFU ZHOU SHIYUN SHEN WENZHONG ZHANG DIANXI YAN WANJUN DENG YONGRONG YANG XIUFAN |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 Termination date: 20170421 |