CN106304568A - A kind of based on time basis set become the street light automatic control circuit of chip - Google Patents
A kind of based on time basis set become the street light automatic control circuit of chip Download PDFInfo
- Publication number
- CN106304568A CN106304568A CN201610875609.2A CN201610875609A CN106304568A CN 106304568 A CN106304568 A CN 106304568A CN 201610875609 A CN201610875609 A CN 201610875609A CN 106304568 A CN106304568 A CN 106304568A
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- CN
- China
- Prior art keywords
- chip
- audion
- basis set
- pin
- pole
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
-
- 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
Abstract
The invention discloses a kind of based on time basis set become the street light automatic control circuit of chip, it is characterised in that mainly by time basis set become the compositions such as chip U2, diode rectifier U1, audion VT1, audion VT2, audion VT3, bidirectional thyristor D4.The present invention can automatically control street lamp and open when ambient brightness is inadequate, then automatically control street lamp to close when ambient brightness is enough, its automaticity is high, without manually opening or closing street lamp, thus the situation causing substantial amounts of electric energy to waste because forgetting to close street lamp when avoiding the most bright and clear occurs, saves substantial amounts of electric energy.
Description
Technical field
The present invention relates to a kind of on-off circuit, specifically refer to a kind of based on time basis set become the streetlamp autocontrol electricity of chip
Road.
Background technology
Energy shortage is the serious problems faced in human social development, however people in life often not
Substantial amounts of electric energy is wasted between Jing Yi.Such as, current street lamp is the most all manually to carry out open and close control, uses this control
Method processed is relatively complicated, and easily occur in daytime bright and clear time but forget close street lamp situation, cause substantial amounts of electricity
Can waste.Therefore it provides a kind of, can to automatically control the control circuit of street lamp open and close according to ambient brightness be then current
The task of top priority.
Summary of the invention
It is an object of the invention to overcome the mode using Non-follow control street lamp open and close at present relatively complicated, and easily
Occur in daytime bright and clear time but forget close street lamp situation, cause the defect that substantial amounts of electric energy wastes, it is provided that one
Kind based on time basis set become the street light automatic control circuit of chip.
The purpose of the present invention is achieved through the following technical solutions: a kind of based on time basis set become chip streetlamp autocontrol electricity
Road, mainly by time basis set become chip U2, diode rectifier U1, audion VT1, audion VT2, audion VT3, two-way brilliant lock
Pipe D4, P pole is connected with the cathode output end of diode rectifier U1, N pole after Zener diode D1 with time basis set become chip
The Zener diode D2 that the RE pin of U2 is connected, when being serially connected in, basis set becomes the RE pin of chip U2 and diode rectifier U1
Resistance R1 between cathode output end, positive pole with time basis set become the RE pin of chip U2 to be connected, negative pole after electric capacity C2 with steady
The electric capacity C1 that is connected of P pole of pressure diode D2, one end is connected with the positive pole of electric capacity C1, the other end after potentiometer RP with surely
The photoconductive resistance RG that the P pole of pressure diode D2 is connected, one end is connected with the junction point of photoconductive resistance RG and potentiometer RP, separately
One end with time basis set become the resistance R2 that the TRIG pin of chip U2 is connected, positive pole with time basis set become the TRIG pin phase of chip U2
Connect, the electric capacity C3 that is connected with the P pole of Zener diode D2 of negative pole, positive pole with time basis set become the CONT pin of chip U2 to be connected
Connect, electric capacity C4 that negative pole is connected with the negative pole of electric capacity C3, be serially connected in emitter stage and the base stage of audion VT3 of audion VT1
Between resistance R4, P pole be connected with the emitter stage of audion VT2, N pole after resistance R5 with the control end of bidirectional thyristor D4
The diode D3 being connected, and one end is connected with the cathode output end of diode rectifier U1, the other end is after street lamp EL
The resistance R3 composition being connected with the first anode of bidirectional thyristor D4；Time described, basis set becomes VCC pin and its RE of chip U2
Pin is connected, its TRIG pin is connected with THRE pin, its GND pin connects while being connected with the negative pole of electric capacity C4
Ground, its OUT pin then base stage with audion VT1 is connected；The colelctor electrode of described audion VT1 with time basis set become chip U2's
VCC pin is connected, its emitter stage is connected with the base stage of audion VT2；The emitter stage of described audion VT2 and audion
The colelctor electrode of VT3 is connected, its collector is connected with the colelctor electrode of audion VT1；The emitter stage of described audion VT3 is also distinguished
With time basis set become the GND pin of chip U2 and the second plate of bidirectional thyristor D4 to be connected；The colelctor electrode of described audion VT2
It is connected with the junction point of resistance R3 and street lamp EL；The input of described diode rectifier U1 is as power input.
In order to preferably implement the present invention, time described, basis set becomes chip to be the integrated chip of NE555 type.Described bidirectional thyristor
D4 is BT136 type bidirectional thyristor.
The present invention compared with the prior art, has the following advantages and beneficial effect:
The present invention can automatically control street lamp and open when ambient brightness is inadequate, the most automatically controls when ambient brightness is enough
Street lamp processed cuts out, and its automaticity is high, it is not necessary to manually open or close street lamp, thus when avoiding the most bright and clear because of
The situation forgetting to close street lamp and cause substantial amounts of electric energy to waste occurs, saves substantial amounts of electric energy.
Accompanying drawing explanation
Fig. 1 is the integrated circuit structure chart of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited to
This.
Embodiment
As it is shown in figure 1, the present invention is mainly by diode rectifier U1, time basis set become chip U2, audion VT1, audion
VT2, audion VT3, bidirectional thyristor D4, resistance R1, resistance R2, diode D3, resistance R3, resistance R4, resistance R5, electric capacity
C1, electric capacity C2, electric capacity C3, electric capacity C4, street lamp EL, Zener diode D1, Zener diode D2, potentiometer RP and photoconductive resistance
RG forms.
Wherein, the P pole of Zener diode D2 is connected with the cathode output end of diode rectifier U1, and N pole is through voltage stabilizing two
After the pipe D1 of pole with time basis set become the RE pin of chip U2 to be connected.When resistance R1 is serially connected in, basis set becomes the RE pin and two of chip U2
Between the cathode output end of pole pipe commutator U1.Therefore, Zener diode D1 and Zener diode D2 and the common shape of resistance R1
Become mu balanced circuit.This Zener diode D1 and Zener diode D2 all uses 2CW6 type Zener diode, and the resistance of resistance R1 is
47KΩ。
This electric capacity C1 and electric capacity C1 is then collectively forming filter circuit, the positive pole of this electric capacity C1 with time basis set become the RE of chip U2
Pin is connected, and negative pole P pole with Zener diode D2 after electric capacity C2 is connected.The capacitance of electric capacity C1 and electric capacity C2 is 10
μF。
One end of photoconductive resistance RG is connected with the positive pole of electric capacity C1, the other end after potentiometer RP with Zener diode D2
P pole be connected.One end of resistance R2 is connected with the junction point of photoconductive resistance RG and potentiometer RP, the other end with time basis set become
The TRIG pin of chip U2 is connected.The positive pole of electric capacity C3 with time basis set become the TRIG pin of chip U2 to be connected, negative pole is with steady
The P pole of pressure diode D2 is connected.The positive pole of electric capacity C4 with time basis set become the CONT pin of chip U2 to be connected, negative pole and electric capacity
The negative pole of C3 is connected.Resistance R4 is serially connected between the emitter stage of audion VT1 and the base stage of audion VT3.The P of diode D3
Pole is connected with the emitter stage of audion VT2, and N pole control end with bidirectional thyristor D4 after resistance R5 is connected.Resistance R3
One end be connected with the cathode output end of diode rectifier U1, the other end after street lamp EL with the first of bidirectional thyristor D4
Anode is connected.
Meanwhile, time described, basis set becomes the VCC pin of chip U2 to be connected with its RE pin, its TRIG pin and THRE pin
Be connected, its GND pin be connected with the negative pole of electric capacity C4 while ground connection, its OUT pin then with the base stage phase of audion VT1
Connect.The colelctor electrode of described audion VT1 with time basis set become the VCC pin of chip U2 to be connected, its emitter stage and audion VT2
Base stage be connected.The emitter stage of described audion VT2 is connected with the colelctor electrode of audion VT3, its collector and audion VT1
Colelctor electrode be connected.The emitter stage of described audion VT3 the most respectively with time basis set become the GND pin of chip U2 and two-way brilliant lock
The second plate of pipe D4 is connected.The colelctor electrode of described audion VT2 is connected with the junction point of resistance R3 and street lamp EL.Described
The input of diode rectifier U1 is connected as power input and with 220 civil powers.
This time basis set become chip U2, photoconductive resistance RG, potentiometer RP, resistance R2, electric capacity C3 and electric capacity C4 to collectively constitute
One luminance detection circuit；And audion VT1, audion VT2, audion VT3, bidirectional thyristor D4, resistance R4, resistance R5 with
And diode D3 then collectively constitutes an on-off circuit；This luminance detection circuit can detect the brightness of environment, and according to environment
Brightness carry out on or off on-off circuit.Regulator potentiometer RP then can make on-off circuit turn under different illumination intensity.
This photoconductive resistance RG uses the bright resistance photoconductive resistance less than 3K Ω, and the maximum value of potentiometer RP is 200K Ω, electricity
The resistance of resistance R2, resistance R4 and resistance R5 is 51K Ω, and the capacitance of electric capacity C3 is 22 μ F, and the capacitance of electric capacity C4 is then 0.01 μ
F, audion VT1～VT3 all use 9012 type audions, and diode D3 is then 1N4148 type switching diode, bidirectional thyristor
D4 is then BT136 type bidirectional thyristor, time basis set become chip to be the integrated chip of NE555 type.
This diode rectifier U1 is made up of 4 1N4001 type diodes, and the resistance of resistance R3 is 47K Ω.
During work, 220V alternating current exports 12V unidirectional current after diode rectifier U1 rectification, and unidirectional current is through voltage stabilizing two pole
Pipe D1 and Zener diode D2 supplies luminance detection circuit after carrying out voltage stabilizing, and electric capacity C1 and electric capacity C2 filtering.By day, photosensitive
Resistance RG light irradiate and in low resistive state, time basis set become the current potential of the TRIG pin of chip U2 and THRE pin higher than 4V, its
OUT pin output low level, on-off circuit is not turned on, and street lamp is not lighted.Interim when dusk, intensity of illumination gradually weakens, light
The resistance of quick resistance RG is gradually increased, under time at this moment, basis set becomes the level of the TRIG pin of chip U2 and THRE pin the most gradually
Fall, when the level of TRIG pin and THRE pin is down to below 4V, time basis set become the trigger within chip U2 to overturn, its
The level of OUT pin output is become high level from low level, makes audion VT1～VT3 be both turned on, and diode D3 must conduct,
Electric current triggers bidirectional thyristor D4 conducting after resistance R5 dividing potential drop, and at this moment street lamp is lit.Until second day dawn is interim, light
According to gradually strengthening, the resistance of photoconductive resistance RG is gradually reduced, time basis set become the OUT pin output low level again of chip U2, open
Closing circuit again to end, street lamp extinguishes.It is such then effectively can control the open and close of street lamp according to the brightness of environment, it is to avoid
The situation causing substantial amounts of electric energy to waste because forgetting to close street lamp time the most bright and clear occurs, saves substantial amounts of electricity
Energy.
As it has been described above, just can well realize the present invention.
Claims (3)
1. one kind based on time basis set become the street light automatic control circuit of chip, it is characterised in that mainly by time basis set become chip U2,
Diode rectifier U1, audion VT1, audion VT2, audion VT3, bidirectional thyristor D4, P pole and diode rectifier U1
Cathode output end be connected, N pole after Zener diode D1 with time the basis set voltage stabilizing two that becomes the RE pin of chip U2 to be connected
Pole pipe D2, when being serially connected in, basis set becomes the resistance R1 between the RE pin of chip U2 and the cathode output end of diode rectifier U1,
Positive pole with time basis set becomes the RE pin of chip U2 to be connected, negative pole is connected with the P pole of Zener diode D2 after electric capacity C2
Electric capacity C1, one end is connected with the positive pole of electric capacity C1, the other end is connected with the P pole of Zener diode D2 after potentiometer RP
Photoconductive resistance RG, one end is connected with the junction point of photoconductive resistance RG and potentiometer RP, the other end with time basis set become chip U2's
The resistance R2 that TRIG pin is connected, positive pole with time basis set become the TRIG pin of chip U2 to be connected, negative pole and Zener diode
The electric capacity C3 that the P pole of D2 is connected, positive pole with time basis set become the CONT pin of chip U2 to be connected, the negative pole of negative pole and electric capacity C3
The electric capacity C4 being connected, resistance R4, the P pole being serially connected between the emitter stage of audion VT1 and the base stage of audion VT3 and three poles
The diode D3 that the emitter stage of pipe VT2 is connected, N pole is connected with the control end of bidirectional thyristor D4 after resistance R5, and
One end is connected with the cathode output end of diode rectifier U1, the other end is positive with the first of bidirectional thyristor D4 after street lamp EL
The resistance R3 composition that pole is connected；Time described basis set become the VCC pin of chip U2 to be connected with its RE pin, its TRIG pin with
While THRE pin is connected, its GND pin is connected with the negative pole of electric capacity C4 ground connection, its OUT pin then with audion VT1
Base stage be connected；The colelctor electrode of described audion VT1 with time basis set become the VCC pin of chip U2 to be connected, its emitter stage with
The base stage of audion VT2 is connected；The emitter stage of described audion VT2 is connected with the colelctor electrode of audion VT3, its collector with
The colelctor electrode of audion VT1 is connected；The emitter stage of described audion VT3 the most respectively with time basis set become the GND pin of chip U2
It is connected with the second plate of bidirectional thyristor D4；The colelctor electrode of described audion VT2 and resistance R3 and the junction point of street lamp EL
It is connected；The input of described diode rectifier U1 is as power input.
The most according to claim 1 a kind of based on time basis set become the street light automatic control circuit of chip, it is characterised in that institute
When stating, basis set becomes chip to be the integrated chip of NE555 type.
The most according to claim 1 a kind of based on time basis set become the street light automatic control circuit of chip, it is characterised in that institute
Stating bidirectional thyristor D4 is BT136 type bidirectional thyristor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610875609.2A CN106304568A (en) | 2016-09-30 | 2016-09-30 | A kind of based on time basis set become the street light automatic control circuit of chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610875609.2A CN106304568A (en) | 2016-09-30 | 2016-09-30 | A kind of based on time basis set become the street light automatic control circuit of chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106304568A true CN106304568A (en) | 2017-01-04 |
Family
ID=57717613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610875609.2A Pending CN106304568A (en) | 2016-09-30 | 2016-09-30 | A kind of based on time basis set become the street light automatic control circuit of chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106304568A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203748049U (en) * | 2013-12-13 | 2014-07-30 | 重庆市百可科技（集团）有限公司 | Acousto-optic delay control energy saving lamp |
| CN104780685A (en) * | 2015-04-20 | 2015-07-15 | 苏州汉瑞森光电科技有限公司 | Automatic control circuit for illumination of LED lamp |
| CN204559940U (en) * | 2015-03-16 | 2015-08-12 | 江苏伏特照明集团有限公司 | A kind of novel street lamp light-operated circuit |
-
2016
- 2016-09-30 CN CN201610875609.2A patent/CN106304568A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203748049U (en) * | 2013-12-13 | 2014-07-30 | 重庆市百可科技（集团）有限公司 | Acousto-optic delay control energy saving lamp |
| CN204559940U (en) * | 2015-03-16 | 2015-08-12 | 江苏伏特照明集团有限公司 | A kind of novel street lamp light-operated circuit |
| CN104780685A (en) * | 2015-04-20 | 2015-07-15 | 苏州汉瑞森光电科技有限公司 | Automatic control circuit for illumination of LED lamp |
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Application publication date: 20170104 |