CN206923117U - A kind of controller for road lamp with time control function - Google Patents
A kind of controller for road lamp with time control function Download PDFInfo
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- CN206923117U CN206923117U CN201720502429.XU CN201720502429U CN206923117U CN 206923117 U CN206923117 U CN 206923117U CN 201720502429 U CN201720502429 U CN 201720502429U CN 206923117 U CN206923117 U CN 206923117U
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- illuminance transducer
- controller
- control function
- time control
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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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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model provides a kind of controller for road lamp with time control function, includes output interface, and the output interface is used for the first signal that output control street lamp is opened and the secondary signal for controlling street lamp to close；Including the first illuminance transducer；Second illuminance transducer；Difference channel, two inputs of the difference channel are respectively coupled to first illuminance transducer and the second illuminance transducer, to export a differential voltage；Power down unit is aided in, couples the output end of the difference channel, exports described secondary signal to close street lamp；Electric unit in auxiliary, second illuminance transducer is coupled, export the first described signal to open street lamp.So such energy consumption saving being provided with beneficial to street lamp, meanwhile, original time control function is not influenceed, because the signal of output, interface are identical, are only used in and extra control circuit is set on interface.
Description
Technical field
Controller for road lamp technical field is the utility model is related to, is specifically related to a kind of Street lamps control with time control function
Device.
Background technology
Controller for road lamp is widely used in town road, highway, bridge, tunnel, gardens, harbour, sightseeing scape lamp, body
Educate the public illumination environment such as square, recreation ground, advertising lamp box；The applicable lamp type of controller for road lamp：High-pressure mercury lamp, low pressure
The all gas discharge type illuminator such as sodium vapor lamp, metal halide lamp, high-pressure sodium lamp, fluorescent lamp.Its principle is believed by exporting
The opening and closing of number control street lamp, and opened at present by manually setup time, such as control street lamp daily set time
Open, the set time closes, by opening and closing signal corresponding to periodically exporting, the intelligent control effect of street lamp is played, without people
For regulation.
But this controller for road lamp without manual control, the problem of certain be present, simple passage time is controlled
System the phenomenon for opening street lamp can occur, cause street lamp power consumption to rise, more waste in the case where illumination is enough unavoidably.
Utility model content
For the above-mentioned problems in the prior art, a kind of controller for road lamp with time control function is now aimed to provide,
By the setting of two illuminance transducers, the effect of a Differential Detection is played, ensures that street lamp unlatching possesses effect.
Concrete technical scheme is as follows：
A kind of controller for road lamp with time control function, includes output interface, and the output interface is used for output control
The secondary signal that the first signal and control street lamp that street lamp is opened are closed；Including
First illuminance transducer, first illuminance transducer are installed on the top of corresponding street lamp and gather ambient light illumination
Generate the first sampled voltage；
Second illuminance transducer, second illuminance transducer are installed on the irradiation area of corresponding street lamp and gather environment
Illumination generates the second sampled voltage；
Difference channel, two inputs of the difference channel are respectively coupled to first illuminance transducer and the second illumination
Sensor, the difference channel are used to ask first sampled voltage and second sampled voltage difference to export a differential electrical
Pressure；
Power down unit is aided in, couples the output end of the difference channel, is controlled by the first signal work, the auxiliary
Power down unit is configured with first threshold voltage, when the differential voltage is less than the first threshold voltage, exports described the
Binary signal is to close street lamp；
Electric unit in auxiliary, second illuminance transducer is coupled, be controlled by the secondary signal and work, in the auxiliary
Electric unit is configured with second threshold voltage, when second sampled voltage is less than the second threshold voltage, exports described
First signal is to open street lamp.
Further, first illuminance transducer includes the first photo resistance and the first divider resistance, and described
The node of one photo resistance and first divider resistance coupling provides first sampled voltage.
Further, second illuminance transducer includes the second photo resistance and the second divider resistance, and described
The node of two photo resistance and second divider resistance coupling provides second sampled voltage.
Further, the difference channel includes difference amplifier, described in the positive input terminal coupling of the difference amplifier
First illuminance transducer, the negative input end of the difference amplifier couple the second illuminance transducer.
Further, the auxiliary power down unit includes first comparator and the first reference cell, first benchmark
Unit is used to provide the first threshold voltage, and the one input end of the first comparator couples first reference cell,
Another input couples the output end of the difference channel.
Further, the output interface is coupled with the first relay coil, power end and the electricity of the first comparator
Be coupled with the first relay contact between source, when first relay coil receives first signal described in adhesive first after
Appliance contact closes.
Further, the output end of the first comparator is coupled with the first diode, the anode of first diode
The output end of the first comparator is coupled, the negative electrode of first diode is used to export the secondary signal.
Further, electric unit includes the second comparator and the second reference cell, second benchmark in the auxiliary
Unit is used to provide the second threshold voltage, and the one input end of second comparator couples second reference cell,
Another input couples second illuminance transducer.
Further, the output interface is coupled with the second relay coil, power end and the electricity of second comparator
Be coupled with the second relay contact between source, when second relay coil receives the secondary signal described in adhesive second after
Appliance contact closes.
Further, the output end of second comparator is coupled with the second diode, the anode of second diode
The output end of second comparator is coupled, the negative electrode of second diode is used to export the secondary signal.
The good effect of above-mentioned technical proposal is：
The above-mentioned controller for road lamp with time control function, is primarily due in the case where illumination is higher, and street lamp can carry
If the illumination of confession and actual illumination are very close, then now street lamp is equivalently employed without acting on, and can close, and illumination is relatively low
In the case of street lamp need to open again, so such energy consumption saving being provided with beneficial to street lamp, meanwhile, when not influenceing original
Function is controlled, because the signal of output, interface are identical, are only used in and extra control circuit is set on interface.
Brief description of the drawings
Fig. 1 is a kind of circuit theory diagrams of controller for road lamp with time control function of the present invention；
Fig. 2 is a kind of controller for road lamp connection relationship diagram with time control function of the present invention；
In accompanying drawing：100th, processing unit；S1, the first signal；S2, secondary signal；210th, the first illuminance transducer；RX1,
One photo resistance；R11, the first divider resistance；220th, the second illuminance transducer；RX2, the second photo resistance；R12, the second partial pressure
Resistance；300th, difference channel；310th, difference amplifier；320th, absolute value circuit；400th, power down unit is aided in；410th, the first benchmark
Unit；R1, first resistor；R2, second resistance；R3,3rd resistor；420th, first comparator；K1, the first relay contact；D1、
First diode；KM1, the first relay coil；500th, electric unit in auxiliary；510th, the second reference cell；R4, the 4th resistance；
R5, the 5th resistance；R6, the 6th resistance；520th, the second comparator；K2, the second relay contact；D2, the second diode；KM2,
Two relay coils.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, with
Lower embodiment combination accompanying drawing 1 is specifically addressed to accompanying drawing 2 to technical scheme provided by the utility model, but herein below not as
Restriction of the present utility model.
Shown in reference picture 1, existing controller for road lamp simple circuit structure is as follows, to a kind of street lamp with time control function
Controller is described briefly, and includes output interface, and the content shown in Fig. 1 is as follows, and the output interface is used for output control road
The secondary signal S2 that the first signal S1 and control street lamp that lamp is opened are closed, understands this programme, the first signal S1 for convenience
It can be exported with secondary signal S2 by two different interfaces, and can is according to 100 default time of processing unit interval
Output the first signal S1 and secondary signal S2 to be turned on and off street lamp, it is equal with the first signal S1 and secondary signal S2 below
Exemplified by high level signal, detailed description is made, but is not limited to the control of high level signal, those skilled in the art can be with deformation simultaneously
Applied to the street lamp of low level signal control and the street lamp of serial digital signal control；It is in essence of the present utility model below
Hold, including
Shown in reference picture 1, the first illuminance transducer 210, first illuminance transducer 210 is installed on corresponding street lamp
Top simultaneously gathers ambient light illumination the first sampled voltage of generation；First illuminance transducer 210 includes the first photo resistance
The node of RX1 and the first divider resistance R11, the first photo resistance RX1 and the first divider resistance R11 couplings provides
First sampled voltage, the first illuminance transducer 210 are used for the top for being installed on corresponding street lamp, ensure the first illuminance transducer
210 will not be blocked easily, and will not be located in the irradiation area of street lamp, ensure the illumination of the first illuminance transducer 210 feedback
Value is more accurate.
Second illuminance transducer 220, second illuminance transducer 220 are installed on the irradiation area of corresponding street lamp and adopted
Collect ambient light illumination and generate the second sampled voltage；Second illuminance transducer 220 includes the second photo resistance RX2 and second
Divider resistance R12, the second photo resistance RX2 and the node of the second divider resistance R12 couplings provide described second and adopted
Sample voltage.Second illuminance transducer 220 is arranged on the irradiation area of street lamp, can be arranged on underface, be opened for feeding back street lamp
Illumination after opening, so, ensure more can intuitively feed back the brightness value provided after street lamp is opened, so as to according to reality
The difference of brightness value and street lamp brightness value judges whether street lamp should close.
Difference channel 300, two inputs of the difference channel 300 are respectively coupled to first illuminance transducer 210
With the second illuminance transducer 220, the difference channel 300 is used to ask first sampled voltage and second sampled voltage
Difference is to export a differential voltage；The difference channel 300 includes difference amplifier 310, the positive input of the difference amplifier 310
End couples first illuminance transducer 210, and the negative input end of the difference amplifier 310 couples the second illuminance transducer 220.
By the setting of difference amplifier 310, play a part of signal amplification and difference.The output end of difference amplifier 310 is coupled with
Absolute value circuit 320, the first sampled voltage and the second sampled voltage for making output obtain corresponding absolute value, reduction processing
Pressure.
Shown in reference picture 1, auxiliary power down unit 400, the output end of the difference channel 300 is coupled, be controlled by described the
One signal S1 works, and the auxiliary power down unit 400 is configured with first threshold voltage, when the differential voltage is less than described first
During threshold voltage, described secondary signal S2 is exported to close street lamp；The auxiliary power down unit 400 includes first comparator
420 and first reference cell 410, first reference cell 410 be used to provide the first threshold voltage, first ratio
One input end compared with device 420 couples first reference cell 410, and another input couples the defeated of the difference channel 300
Go out end.First reference cell 410 includes first resistor R1, the second resistance R2 for being series at power supply and 3rd resistor R3, the first electricity
The node for hindering R1 and second resistance R2 couplings provides first threshold voltage, and 3rd resistor R3 is arranged to adjustable resistance.
The output interface is coupled with the first relay coil KM1, the power end and power supply of the first comparator 420 it
Between be coupled with the first relay contact K1, when the first relay coil KM1 receives the first signal S1 the described in adhesive
One relay contact K1 is closed.First relay coil KM1 controls electric by an IGCT, overall logic as shown in figure 1,
Realize the effect of closed-loop control intelligent compensation.
Shown in reference picture 1, the output end of the first comparator 420 is coupled with the first diode D1, the one or two pole
Pipe D1 anode couples the output end of the first comparator 420, and the negative electrode of the first diode D1 is used to exporting described the
Binary signal S2.The model of first comparator 420 is preferably LM335, ensures the speed of response.
Electric unit 500 in auxiliary, second illuminance transducer 220 is coupled, is controlled by the secondary signal S2 work,
Electric unit is configured with second threshold voltage in the auxiliary, when second sampled voltage is less than the second threshold voltage,
The first described signal S1 is exported to open street lamp.Electric unit 500 includes the second comparator 520 and second in the auxiliary
Reference cell 510, second reference cell 510 are used to provide the second threshold voltage, second comparator 520 its
One input couples second reference cell 510, and another input couples second illuminance transducer 220.Second benchmark
Unit 510 includes the 4th resistance R4, the 5th resistance R5 and the 6th resistance R6 for being series at power supply, the 4th resistance R4 and the 5th resistance
The node of R5 couplings provides first threshold voltage, and the 6th resistance R6 is arranged to adjustable resistance.The output interface is coupled with second
Relay coil KM2, the second relay contact K2 is coupled between the power end and power supply of second comparator 520, it is described
The second relay contact K2 described in adhesive is closed when second relay coil KM2 receives the secondary signal S2.Second ratio
Output end compared with device 520 is coupled with the second diode D2, the second diode D2 anode coupling second comparator 520
Output end, the negative electrode of the second diode D2 is used to export the secondary signal S2, and the model of the second comparator 520 is set
For LM335.Electric unit is controlled by the second relay coil KM2 in auxiliary, and the second relay coil KM2 is controlled by IGCT
Electric and dead electricity is obtained, relatively simple facility is easy to implement.
The utility model preferred embodiment is these are only, not thereby limits embodiment of the present utility model and protection
Scope, to those skilled in the art, it should can appreciate that all with the utility model specification and diagramatic content institute
Scheme obtained by the equivalent substitution made and obvious change, should be included in the scope of protection of the utility model
It is interior.
Claims (10)
1. a kind of controller for road lamp with time control function, includes output interface, the output interface is used for output control road
The secondary signal (S2) that the first signal (S1) and control street lamp that lamp is opened are closed；It is characterised in that it includes
First illuminance transducer (210), first illuminance transducer (210) are installed on the top of corresponding street lamp and gather ring
Border illumination generates the first sampled voltage；
Second illuminance transducer (220), second illuminance transducer (220) are installed on the irradiation area of corresponding street lamp and adopted
Collect ambient light illumination and generate the second sampled voltage；
Difference channel (300), two inputs of the difference channel (300) are respectively coupled to first illuminance transducer
(210) it is used for the second illuminance transducer (220), the difference channel (300) to first sampled voltage and described second
Sampled voltage asks difference to export a differential voltage；
Power down unit (400) is aided in, the output end of the difference channel (300) is coupled, is controlled by the first signal (S1) work
Make, the auxiliary power down unit (400) is configured with first threshold voltage, when the differential voltage is less than the first threshold voltage
When, described secondary signal (S2) is exported to close street lamp；
Electric unit (500) in auxiliary, second illuminance transducer (220) is coupled, is controlled by the secondary signal (S2) work,
Electric unit (500) is configured with second threshold voltage in the auxiliary, when second sampled voltage is less than Second Threshold electricity
During pressure, described the first signal (S1) is exported to open street lamp.
A kind of 2. controller for road lamp with time control function according to claim 1, it is characterised in that first illumination
Sensor (210) includes the first photo resistance (RX1) and the first divider resistance (R11), first photo resistance (RX1)
First sampled voltage is provided with the node of first divider resistance (R11) coupling.
A kind of 3. controller for road lamp with time control function according to claim 1, it is characterised in that second illumination
Sensor (220) includes the second photo resistance (RX2) and the second divider resistance (R12), second photo resistance (RX2)
Second sampled voltage is provided with the node of second divider resistance (R12) coupling.
A kind of 4. controller for road lamp with time control function according to claim 1, it is characterised in that the difference channel
(300) difference amplifier (310) is included, the positive input terminal of the difference amplifier (310) couples first illuminance transducer
(210), the negative input end of the difference amplifier (310) couples the second illuminance transducer (220).
A kind of 5. controller for road lamp with time control function according to claim 1-4 any one, it is characterised in that institute
Stating auxiliary power down unit (400) includes first comparator (420) and the first reference cell (410), first reference cell
(410) it is used to provide the first threshold voltage, the one input end of the first comparator (420) couples first benchmark
Unit (410), another input couple the output end of the difference channel (300).
A kind of 6. controller for road lamp with time control function according to claim 5, it is characterised in that the output interface
The first relay coil (KM1) is coupled with, the first relay is coupled between the power end and power supply of the first comparator (420)
Device contact (K1), the first relay described in adhesive touches when first relay coil (KM1) receives the first signal (S1)
Point (K1) closes.
7. a kind of controller for road lamp with time control function according to claim 5, it is characterised in that described first compares
The output end of device (420) is coupled with the first diode (D1), and the anode coupling described first of first diode (D1) is compared
The output end of device (420), the negative electrode of first diode (D1) are used to export the secondary signal (S2).
A kind of 8. controller for road lamp with time control function according to claim 1-4 any one, it is characterised in that institute
Stating the upper electric unit (500) of auxiliary includes the second comparator (520) and the second reference cell (510), second reference cell
(510) it is used to provide the second threshold voltage, the one input end of second comparator (520) couples second benchmark
Unit (510), another input couple second illuminance transducer (220).
A kind of 9. controller for road lamp with time control function according to claim 8, it is characterised in that the output interface
The second relay coil (KM2) is coupled with, the second relay is coupled between the power end and power supply of second comparator (520)
Device contact (K2), the second relay described in adhesive touches when second relay coil (KM2) receives secondary signal (S2)
Point (K2) closes.
A kind of 10. controller for road lamp with time control function according to claim 8, it is characterised in that second ratio
Output end compared with device (520) is coupled with the second diode (D2), anode coupling second ratio of second diode (D2)
Compared with the output end of device (520), the negative electrode of second diode (D2) is used to export the secondary signal (S2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720502429.XU CN206923117U (en) | 2017-05-08 | 2017-05-08 | A kind of controller for road lamp with time control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720502429.XU CN206923117U (en) | 2017-05-08 | 2017-05-08 | A kind of controller for road lamp with time control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206923117U true CN206923117U (en) | 2018-01-23 |
Family
ID=61307136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720502429.XU Active CN206923117U (en) | 2017-05-08 | 2017-05-08 | A kind of controller for road lamp with time control function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206923117U (en) |
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2017
- 2017-05-08 CN CN201720502429.XU patent/CN206923117U/en active Active
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