A kind of automatic lighting controller that adopts double D trigger
Technical field
The utility model relates to a kind of automatic lighting controller, relates in particular to a kind of automatic lighting controller that adopts double D trigger.
Background technology
The existing most complex structure of automatic lighting controller that adopts at present, and load is low, in the lighting circuit of high capacity; Burn out control circuit easily; Cause job insecurity, especially in the street lighting control appliance of highway both sides, often need manual work to control on time.
Summary of the invention
The purpose of the utility model provides a kind of automatic lighting controller that adopts double D trigger with regard to being in order to address the above problem.
The utility model is realized above-mentioned purpose through following technical scheme:
The utility model comprises power circuit, comprises the light-operated circuit and the control executive circuit of said double D trigger; The input of said power circuit is connected with AC power; The power output end of said power circuit is connected with the power input of said light-operated circuit and the power input of said control executive circuit simultaneously; The signal output part of said light-operated circuit is connected with the signal input part of said control executive circuit, and the control output end of said control executive circuit is connected with bulb.
Said light-operated circuit comprises double D trigger, second resistance, the 3rd resistance, the 4th resistance, first photo resistance, second photo resistance, first slide rheostat, second slide rheostat and second electric capacity; The cathode output end of said power circuit is connected with anodal pulse signal input terminal with the positive source input of said double D trigger simultaneously; The cathode output end of said power circuit is connected with first end of first end of the negative pole pulse signal input terminal of the power cathode input of said double D trigger, said double D trigger, said first photo resistance, said the 3rd resistance and the negative pole of said second electric capacity simultaneously; The first level input of said double D trigger is connected with first end of said the 4th resistance; Second end of said the 4th resistance is connected with first end of said first slide rheostat; Second end of said first slide rheostat is connected with second level input of the sliding end of said first slide rheostat, said double D trigger and second end of said first photo resistance simultaneously; The first high level output of said double D trigger is connected with first end of said second resistance and first level output end of said double D trigger with first end of said second photo resistance simultaneously simultaneously; Second level output end of said double D trigger is connected with second end of the sliding end of first end of said second slide rheostat, said second slide rheostat, said second photo resistance and the positive pole of said second electric capacity simultaneously; Second end of said second slide rheostat is connected with second end of said the 3rd resistance, and second end of said second resistance is connected with the signal input part of said execution control circuit.
Said execution control circuit comprises relay, triode, the 5th diode and bulb; The base stage of said triode is connected with the signal output part of said light-operated circuit; The emitter of said triode is connected with earth connection with said power cathode simultaneously; The collector electrode of said triode is connected with an end of said relay and the positive pole of said the 5th diode simultaneously; The other end of said relay is connected with the negative pole of said positive source with said the 5th diode simultaneously, and the normal open switch of said relay is connected with AC power with two ends after said bulb is connected.
The beneficial effect of the utility model is:
The utility model adopts double D trigger, adds several simple original papers and relay outward, just can full automatic control lighting apparatus, and can deal with high-power bulb fully, simple in structure, reliable operation does not need manual operation fully.
Description of drawings
Accompanying drawing is the circuit structure schematic diagram of the utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further:
Shown in accompanying drawing: the utility model comprises power circuit, comprises the light-operated circuit and the control executive circuit of said double D trigger.Said power circuit comprises rectification circuit that transformer, the first diode VD1 to the, four diode VD4 form, first resistance R 1, first capacitor C 1 and voltage-stabiliser tube VS.
Shown in accompanying drawing: light-operated circuit comprises double D trigger IC, second resistance R 2, the 3rd resistance R 3, the 4th resistance R 4, the first photo resistance RG1, the second photo resistance RG2, the first slide rheostat RP1, the second slide rheostat RP2 and second capacitor C 2; The cathode output end of power circuit is connected with anodal pulse signal input terminal CP1 with the positive source input VCC of double D trigger IC simultaneously; The cathode output end of power circuit is connected with the power cathode input VSS of double D trigger, the negative pole pulse signal input terminal D1 of double D trigger, first end of the first photo resistance RG1, first end of the 3rd resistance R 3 and the negative pole of second capacitor C 2 simultaneously; The first level input Q of double D trigger IC is connected with first end of the 4th resistance R 4; Second end of the 4th resistance R 4 is connected with first end of the first slide rheostat RP1; Second end of the first slide rheostat RP1 is connected with the sliding end of the first slide rheostat RP1, the second level input S1 of double D trigger IC and second end of the first photo resistance RG1 simultaneously; The first high level output Q1 of double D trigger IC is connected with first end of second resistance R 2 and the first level output end R of double D trigger IC with first end of the second photo resistance RG2 simultaneously simultaneously; The second level output end R of double D trigger IC is connected with first end of the second slide rheostat RP2, the sliding end of the second slide rheostat RP2, second end of the second photo resistance RG2 and the positive pole of second capacitor C 2 simultaneously, and second end of the second slide rheostat RP2 is connected with second end of the 3rd resistance R 3.
Shown in accompanying drawing: carry out control circuit and comprise relay K, triode VT, the 5th diode VD5 and bulb EL; The base stage of triode VT is connected with second end of second resistance R 2; The emitter of triode VT is connected with earth connection with power cathode simultaneously; The collector electrode of triode VT is connected with an end of relay K and the positive pole of the 5th diode VD5 simultaneously; The other end of relay K is connected with the negative pole of positive source with the 5th diode VD5 simultaneously, and the normal open switch of relay K is connected with AC power with two ends after bulb EL connects.
Shown in accompanying drawing: this Light control road lamp circuit is made up of power circuit, light-operated circuit and control executive circuit.Alternating current 220V voltage provides+the 12V operating voltage for light-operated circuit and executive circuit after power circuit converts DC power supply into; On daytime, the first photo resistance RG1 and the second photo resistance RG2 receive rayed and are low resistive state, and the second level input S1 of double D trigger IC is a low level; The second level output end R1 is a high level, the first level output end Q1 output low level, and triode VT is in cut-off state; Relay K is in release condition, and bulb EL does not work, night; The first photo resistance RG1 and the second photo resistance RG2 make the second level input S1 end of double D trigger IC become high level because of no rayed or the illumination resistance that dies down increases, and second level output end R1 end becomes low level; The first level output end Q1 exports high level, triode VT saturation conduction, relay K energising inhale with; Its normally open contact is connected, and bulb EL lights.After daybreak, the first photo resistance RG1 and the second photo resistance RG2 resistance descend, and the first level output end Q1 of double D trigger IC is output low level again, and triode VT ends, and relay K discharges, and bulb EL extinguishes.