CN105979680A - Energy-saving control system for street lamp - Google Patents
Energy-saving control system for street lamp Download PDFInfo
- Publication number
- CN105979680A CN105979680A CN201610451953.9A CN201610451953A CN105979680A CN 105979680 A CN105979680 A CN 105979680A CN 201610451953 A CN201610451953 A CN 201610451953A CN 105979680 A CN105979680 A CN 105979680A
- Authority
- CN
- China
- Prior art keywords
- pole
- audion
- street lamp
- electric capacity
- control chip
- 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.)
- Pending
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Classifications
-
- 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
-
- 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
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses an energy-saving control system for a street lamp. The energy-saving control system is characterized by mainly comprising a control chip U1, an infrared sensor U, a capacitor C4, a resistor R1, a base trigger circuit and the like, wherein a positive electrode of the capacitor C4 is connected with a power supply and a negative electrode passes through a photo-resistor RL and then is connected with a GND pin of the control chip U1; one end of the resistor R1 is connected with the positive electrode of the capacitor C4 and the other end is connected with a power supply input end of the infrared sensor U; and the base trigger circuit is connected with the control chip U1. When a pedestrian passes through at night, the street lamp is controlled to be lighted and lights for the pedestrian; after the pedestrian passes through, the street lamp is controlled to be extinguished; and the street lamp is not lighted even if the pedestrian passes through in the daytime. Therefore, the lighting efficiency of the street lamp can be improved and the electric energy is greatly saved.
Description
Technical field
The present invention relates to a kind of control system, specifically refer to a kind of street lamp energy-saving control system.
Background technology
Along with the development of society, the quantity of street lamp is on the increase, and brings great convenience to the life of people.
Street lamp generally uses the mode of light-operated, timing or manual control switch to be controlled at present, but, use above-mentioned
When street lamp is controlled by method, when not having pedestrian to pass through, street lamp also can be in illuminating state, the most at present
Street lighting mostly be inefficient illumination, its utilization rate of electrical is low, it is impossible to meet the ideas of energy-saving advocated at present.
Summary of the invention
It is an object of the invention to overcome existing street lamp control system also can make street lamp when not having pedestrian to pass through
Light, the defect of waste electric energy, it is provided that a kind of street lamp energy-saving control system.
The purpose of the present invention is achieved through the following technical solutions: a kind of street lamp energy-saving control system, mainly by
Control chip U1, infrared sensor U, positive pole connect power supply, negative pole after photoconductive resistance RL with control chip
The electric capacity C4 that the GND pin of U1 is connected, one end is connected with the positive pole of electric capacity C4, the other end is with red
The resistance R1 that the power input of outer sensor U is connected, the base stage being connected with control chip U1 triggers
Circuit, P pole is connected with the signal output part of infrared sensor U, N pole is triggered with base stage after resistance R2
The diode D1 that circuit is connected, positive pole is connected with the N pole of diode D1, the electric capacity C1 of minus earth,
And the on-off circuit composition being serially connected between the OUT pin of control chip U1 and GND pin；Described
The GND pin ground connection of control chip U1, its RE pin are connected with the positive pole of electric capacity C4, its VCC
Pin is connected with the negative pole of electric capacity C4.
Further, described base stage triggers circuit by audion VT1, audion VT2, field effect transistor MOS,
Resistance R3, the P pole and three being serially connected between colelctor electrode and the source electrode of field effect transistor MOS of audion VT1
While the emitter stage of pole pipe VT2 is connected, N pole is connected with the emitter stage of audion VT1 the two of ground connection
Pole pipe D2, positive pole is connected with the drain electrode of field effect transistor MOS, negative pole is extremely connected with the N of diode D2
The electric capacity C2 connect, positive pole is connected with the source electrode of field effect transistor MOS, the DIS of negative pole and control chip U1
The electric capacity C3 that pin is connected, and it is serially connected in the negative pole of electric capacity C2 and the TRIG pin of control chip U1
Between resistance R4 composition；The base stage of described audion VT1 after resistance R2 with the N pole of diode D1
Be connected, its emitter stage then base stage with audion VT2 is connected；The grid of described field effect transistor MOS
Be connected with the colelctor electrode of audion VT2, its source electrode is connected with the positive pole of electric capacity C4；Described audion
The emitter stage of VT1 is also connected with the GND pin of control chip U1.
Described on-off circuit, by audion VT3, NAND gate A1, street lamp VL, is serially connected in control chip U1
OUT pin and the base stage of audion VT3 between resistance R5, be serially connected in the colelctor electrode of audion VT3
And the resistance R6 between the positive pole of NAND gate A1, positive pole is connected with the emitter stage of audion VT3, negative pole
Electric capacity C5, the N pole being connected with the negative pole of NAND gate A1 is connected with the outfan of NAND gate A1, P pole
The diode D3 being connected with the emitter stage of audion VT3, and the relay being in parallel with diode D3
K forms；The normally opened contact K-1 of described relay K is then arranged on the main line of street lamp VL；Described three
The emitter stage of pole pipe VT3 is connected with the GND pin of control chip U1.
Described control chip U1 is the integrated chip of NE555.
The present invention compared with the prior art, has the following advantages and beneficial effect:
At night when there being people pedestrian to pass through, the present invention controls street lamp and lights, and provides illumination for pedestrian, works as row
People is extinguished by the rear street lamp that then controls；Time by day, even if there being pedestrian to pass through, the present invention also will not make street lamp
Light；So, the present invention can improve the illumination efficiency of street lamp, great saves energy.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram 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
It is limited to this.
Embodiment
As it is shown in figure 1, the present invention is mainly by control chip U1, infrared sensor U, positive pole connects power supply, bears
The electric capacity C4 that pole is connected with the GND pin of control chip U1 after photoconductive resistance RL, one end and electric capacity
The resistance R1 that the positive pole of C4 is connected, the other end is connected with the power input of infrared sensor U, with
Base stage that control chip U1 is connected triggers circuit, P pole is connected with the signal output part of infrared sensor U,
The N of the diode D1 that circuit is connected, positive pole and diode D1 is triggered with base stage after resistance R2 in N pole
Pole is connected, the electric capacity C1 of minus earth, and is serially connected in OUT pin and the GND of control chip U1
On-off circuit composition between pin.The GND pin ground connection of described control chip U1, its RE pin with
The positive pole of electric capacity C4 is connected, its VCC pin is connected with the negative pole of electric capacity C4.In order to preferably implement
The present invention, the described control chip U1 integrated chip of preferred NE555 realizes.This infrared sensor U then adopts
The RE200BP type infrared sensor produced with Han Qun Science and Technology Ltd. of Shenzhen realizes.
Further, described base stage triggers circuit by audion VT1, audion VT2, field effect transistor MOS,
Resistance R3, resistance R4, electric capacity C2, electric capacity C3 and diode D2 form.
Wherein, resistance R3 is serially connected between colelctor electrode and the source electrode of field effect transistor MOS of audion VT1.
The P pole of diode D2 is connected with the emitter stage of audion VT2, the transmitting of its N pole and audion VT1
Pole be connected while ground connection.The positive pole of electric capacity C2 is connected with the drain electrode of field effect transistor MOS, its negative pole
It is connected with the N pole of diode D2.The positive pole of electric capacity C3 is connected with the source electrode of field effect transistor MOS,
Its negative pole is connected with the DIS pin of control chip U1.Resistance R4 is serially connected in negative pole and the control of electric capacity C2
Between the TRIG pin of coremaking sheet U1.
Meanwhile, the base stage of described audion VT1 N pole with diode D1 after resistance R2 be connected,
Its emitter stage then base stage with audion VT2 is connected.The grid of described field effect transistor MOS and audion
The colelctor electrode of VT2 is connected, its source electrode is connected with the positive pole of electric capacity C4.Described audion VT1 sends out
Emitter-base bandgap grading is also connected with the GND pin of control chip U1.
It addition, this on-off circuit is by audion VT3, NAND gate A1, street lamp VL, resistance R5, resistance
R6, electric capacity C5, relay K and diode D3 composition.
During connection, resistance R5 be serially connected in the OUT pin of control chip U1 and audion VT3 base stage it
Between.Resistance R6 is serially connected between colelctor electrode and the positive pole of NAND gate A1 of audion VT3.Electric capacity C5's
Positive pole is connected with the emitter stage of audion VT3, its negative pole is connected with the negative pole of NAND gate A1.Two poles
The N pole of pipe D3 is connected with the outfan of NAND gate A1, the emitter stage phase of its P pole and audion VT3
Connect.Relay K is in parallel with diode D3.The normally opened contact K-1 of described relay K is then arranged on
On the main line of street lamp VL.The GND pin phase of the emitter stage of described audion VT3 and control chip U1
Connect.
Time by day, owing to illumination photoconductive resistance RL is low resistance, at the VCC pin of control chip U1
In low level, control chip U1 does not works, and street lamp will not be made to light even if now there being pedestrian to pass through also.At night
Evening time, photoconductive resistance RL due to not by illumination in high value, the VCC pin of control chip U1 is in
High level, control chip U1 is in running order, if at this time there being pedestrian to pass through, infrared sensor U
Sending signal, now control chip OUT pin output high level, audion VT3 turns on, relay K
Obtaining electric, its normally opened contact K-1 closes, and street lamp VL is lit；After pedestrian passes through, street lamp VL then extinguishes.
So, the present invention can improve the illumination efficiency of street lamp, great saves energy.
As it has been described above, just can well implement the present invention.
Claims (4)
1. a street lamp energy-saving control system, it is characterised in that main by control chip U1, infrared biography
Sensor U, positive pole connects power supply, the negative pole GND pin with control chip U1 after photoconductive resistance RL and is connected
The electric capacity C4 connect, one end is connected with the positive pole of electric capacity C4, the other end is defeated with the power supply of infrared sensor U
Entering the resistance R1 that end is connected, the base stage being connected with control chip U1 triggers circuit, P pole and infrared biography
The signal output part of sensor U is connected, the diode that circuit is connected is triggered, with base stage, after resistance R2 in N pole
D1, positive pole is connected with the N pole of diode D1, the electric capacity C1 of minus earth, and is serially connected in control core
On-off circuit composition between OUT pin and the GND pin of sheet U1；The GND of described control chip U1
Pin ground connection, its RE pin are connected with the positive pole of electric capacity C4, the negative pole of its VCC pin and electric capacity C4
It is connected.
A kind of street lamp energy-saving control system the most according to claim 1, it is characterised in that described base
Pole triggering circuit, by audion VT1, audion VT2, field effect transistor MOS, is serially connected in audion VT1
Colelctor electrode and the source electrode of field effect transistor MOS between the emitter stage of resistance R3, P pole and audion VT2
Be connected, N pole be connected with the emitter stage of audion VT1 while the diode D2 of ground connection, positive pole and field
The electric capacity C2 that the drain electrode of effect pipe MOS is connected, negative pole is connected with the N pole of diode D2, positive pole
Be connected with the source electrode of field effect transistor MOS, electric capacity that negative pole is connected with the DIS pin of control chip U1
C3, and the resistance R4 group being serially connected between the negative pole of electric capacity C2 and the TRIG pin of control chip U1
Become；The base stage of described audion VT1 N pole with diode D1 after resistance R2 is connected, it is launched
Pole then base stage with audion VT2 is connected；The grid of described field effect transistor MOS is with audion VT2's
Colelctor electrode is connected, its source electrode is connected with the positive pole of electric capacity C4；The emitter stage of described audion VT1 is also
It is connected with the GND pin of control chip U1.
A kind of street lamp energy-saving control system the most according to claim 2, it is characterised in that described in open
Powered-down route audion VT3, NAND gate A1, street lamp VL, it is serially connected in the OUT pin of control chip U1
And the resistance R5 between the base stage of audion VT3, it is serially connected in colelctor electrode and NAND gate A1 of audion VT3
Positive pole between resistance R6, positive pole is connected with the emitter stage of audion VT3, negative pole and NAND gate A1
Electric capacity C5, the N pole that is connected of negative pole be connected with the outfan of NAND gate A1, P pole and audion VT3
The diode D3 that is connected of emitter stage, and the relay K composition being in parallel with diode D3；Described
The normally opened contact K-1 of relay K is then arranged on the main line of street lamp VL；Described audion VT3 sends out
Emitter-base bandgap grading is connected with the GND pin of control chip U1.
A kind of street lamp energy-saving control system the most according to claim 3, it is characterised in that described control
Coremaking sheet U1 is the integrated chip of NE555.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610451953.9A CN105979680A (en) | 2016-06-21 | 2016-06-21 | Energy-saving control system for street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610451953.9A CN105979680A (en) | 2016-06-21 | 2016-06-21 | Energy-saving control system for street lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105979680A true CN105979680A (en) | 2016-09-28 |
Family
ID=57022457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610451953.9A Pending CN105979680A (en) | 2016-06-21 | 2016-06-21 | Energy-saving control system for street lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105979680A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107613622A (en) * | 2017-09-30 | 2018-01-19 | 胡振锋 | A kind of intelligent desk lamp control device |
-
2016
- 2016-06-21 CN CN201610451953.9A patent/CN105979680A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107613622A (en) * | 2017-09-30 | 2018-01-19 | 胡振锋 | A kind of intelligent desk lamp control device |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160928 |