CN203039975U - Intelligent electricity-saving control device for street lamp - Google Patents

Intelligent electricity-saving control device for street lamp Download PDF

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CN203039975U
CN203039975U CN2013200042414U CN201320004241U CN203039975U CN 203039975 U CN203039975 U CN 203039975U CN 2013200042414 U CN2013200042414 U CN 2013200042414U CN 201320004241 U CN201320004241 U CN 201320004241U CN 203039975 U CN203039975 U CN 203039975U
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resistance
connects
circuit
contactor
relay
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刘利军
裴连合
刘猛
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SHANDONG RUISIGAOCHUANG CO Ltd
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SHANDONG RUISIGAOCHUANG CO Ltd
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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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Abstract

The utility model discloses an intelligent electricity-saving control device for a street lamp, which comprises a main circuit, a voltage signal sampling circuit, a current signal sampling circuit, a street lamp startup mode control circuit, a microcomputer time control switch control circuit, a direct-current voltage-stabilizing circuit, an electricity-saving gear conversion circuit, an overcurrent judgment and conversion circuit, a time control and automatic control conversion selection circuit and a function conversion driving circuit. The intelligent electricity-saving control device has the beneficial effects that not only can the lighting requirements of the street lamp be satisfied, but also the effects of filtering clutters, optimizing and adjusting power supply parameters, improving the electricity consumption efficiency and reducing the surplus or redundant electric energy can be realized; under the condition of ensuring that the street lamp normally works, the electric energy is saved through a time control or automatic control mode to a maximal degree, so that the expenditure of electric charge is reduced; and the electricity saving rate is controlled within the scope of 15-40 percent; and meanwhile, the intelligent electricity-saving control device also has the protection functions of restraining transient overpressure, surge current, short circuit, overload, overcurrent and the like, and the service life of the street lamp can be prolonged by above two times, so that the expenditure of maintenance expenses or replacement expenses is reduced.

Description

The intelligent road lamp electricity-saving control device
Technical field
The utility model relates to a kind of control circuit, relates in particular to a kind of intelligent control circuit for the operation of control electricity saving of road lamp.
Background technology
The development of China's city illumination grows out of nothing, from less to more, by the road lighting of simple function, develop into an important step that becomes each big city urban construction today, wherein the Landscape Lighting lighting engineering is being played the part of important role in the city.Along with deepening continuously of city lighting engineering, a series of problems that traditional street lamp and electric power system thereof exist are more apparent outstanding, in the street lamp power supply, road lamp power supply course of conveying, voltage loss for fear of supply line, the low-pressure side output voltage of common distribution transformer will transport the operating voltage of guaranteeing light fixture with higher voltage and reach rated voltage, secondly, because the mains supply system loading reduces after midnight, the electric power system line voltage can significantly go up, sometimes even near 245V, therefore light fixture reality bears the rated operational voltage that voltage in most cases can be higher than light fixture, and, too high operating voltage can make the light fixture heating excessively in the light fixture course of work, even damage too early, produce unnecessary electricity charge spending simultaneously, China big and medium-sized cities are after 12 of midnights according to investigations, almost empty on the road, even if Beijing, Shanghai, the bustling city that Guangzhou is such, after the 2:00 AM, also rare pedestrian on the road, nearly urban district small hours people and vehicle are very rare, from this period until early morning 6 street lamps extinguish, on the road of the low magnitude of traffic flow, still keep higher illuminance obviously to there is no need, caused very big waste.Advocate today of energy-saving and emission-reduction in country, the economical method that the street lamp that the city of the domestic overwhelming majority and area have almost coincidentally adopted developed country just to abandon at the seventies is turned off the light every small cup, disadvantage wherein is self-evident---not only caused the road illumination skewness, bury hidden danger to public security and traffic safety, and can not avoid the rising of line voltage after midnight to the impairment in street lamp life-span, therefore can not be referred to as truly energy-conservation.Since the nearly more than ten years, the city nightscape lighting turns the important step that urban operating mechanism is built into, and corresponding achievement has also been obtained in various places, has formed very big contradiction when government advocates energy-saving and emission-reduction development green low-carbon economy and sets up nightscape lighting.Be example with coastal certain open city, under the pressure of the pressure of financial strain, heavy illumination electricity charge spending beyond one's means has to turn off nearly half lamp again to large quantities of street lamps after installation, and result's part street lamp of new clothes in recent years forms ornaments, causes covert waste.Therefore, the power-saving technique transformation of street lamp has been imperative.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of intelligent road lamp electricity-saving control device, this device not only can satisfy the lighting demand of street lamp, can the filtering clutter aspect economize on electricity, optimize and revise power supply parameter, improve power supply quality, reduce unnecessary electric energy loss, improve system power factor etc.; Protection road lamp aspect can suppress overvoltage, overcurrent, short circuit, overload, protection such as overheated; Advanced utility functions such as fault alarm indication aspect can overcurrent, overload, overload auto by pass.
For solving the problems of the technologies described above, the technical solution of the utility model is: the intelligent road lamp electricity-saving control device, comprise the main circuit that is connected with electrical network, the output of described main circuit is parallel with voltage signal sampling circuit, current signal sampling circuit, street lamp start-up mode control circuit, microcomputer time switch control circuit and direct current regulation circuit, the output of described voltage signal sampling circuit is electrically connected with economize on electricity gear change-over circuit, the output of described current signal sampling circuit is electrically connected with overcurrent and judges and change-over circuit, the output of described street lamp start-up mode control circuit is electrically connected with time control and circuit is selected in the automatic control conversion, the output of described microcomputer time switch control circuit is electrically connected with the function conversion driving circuit, described function conversion driving circuit is electrically connected described main circuit, the output of described microcomputer time switch control circuit also is electrically connected described economize on electricity gear change-over circuit and described time control and automatic control conversion respectively and selects circuit, and described economize on electricity gear change-over circuit and described overcurrent are judged and change-over circuit is electrically connected described function conversion driving circuit respectively, and the output of described direct current regulation circuit is electrically connected described economize on electricity gear change-over circuit respectively, described overcurrent is judged and change-over circuit, circuit and described street lamp start-up mode control circuit are selected in described time control and automatic control conversion.
As optimized technical scheme, described main circuit comprises the splicing ear R that connects power network line, S, T, N, described splicing ear R, S, be connected with air switch QF on the outlet line of T, the output of described air switch QF is electrically connected with the main contact of contactor KM1, between the input of described air switch QF and described contactor KM1 main contact, be serially connected with current transformer TA, output at described contactor KM1 main contact is serially connected with electromagnetic voltage adjusting transformer TB, described electromagnetic voltage adjusting transformer TB two ends are parallel with the main contact of bypass contactor KM2, the output of described electromagnetic voltage adjusting transformer TB is provided with lead-out terminal U, V and W, be electrically connected with contactor KM4 respectively on the auxiliary winding of described electromagnetic voltage adjusting transformer TB, the main contact of contactor KM5 and contactor KM6, described contactor KM4, the main contact of contactor KM5 and contactor KM6 is electrically connected with the main contact of contactor KM3, and the moving output that closes main contact of described contactor KM3 is connected with public zero curve.
As optimized technical scheme, described voltage signal sampling circuit comprises rectifier diode D1, the output of described rectifier diode D1 is serially connected with resistance R 1, resistance R 2 successively, the output of described resistance R 2 is electrically connected described economize on electricity gear change-over circuit, the output of described resistance R 1 is connected to common by rectifier diode D2, and the output of described resistance R 2 is connected described common by the parallel circuits of voltage stabilizing didoe DW1 and capacitor C 1.
As optimized technical scheme, described economize on electricity gear change-over circuit comprises the adjustable resistance RP1 that is connected in parallel on described resistance R 2 outputs, adjustable resistance RP2 and relay K A4 break contact, the output of described adjustable resistance RP1 connects resistance R 3, the adjustable end of described adjustable resistance RP1 connects the input of resistance R 4, the other end of described resistance R 4 connects 3 pin of integrated circuit (IC) 2A1, one end of resistance R 6 and capacitor C 2, the output of described resistance R 6, the other end of the output of capacitor C 2 and described relay K A4 break contact links to each other with common, 2 pin of described integrated circuit (IC) 2A1 connect an end of resistance R 5, the other end of described resistance R 5 and resistance R 9, one end of resistance R 13 is connected with the negative pole of voltage stabilizing didoe DW20, and an end of the other end of described resistance R 9 and relay K A5 make contact links to each other with described direct current regulation circuit respectively; The other end of described resistance R 6 connects 1 pin of described integrated circuit (IC) 2A1 and an end of resistance R 7, other end of described resistance R 7 connects the base stage of triode VT1, the emitter of described triode VT1 connects an end of relay K A6 make contact, and be connected with common, the collector electrode of described triode VT1 connects the emitter of triode VT2, the base stage of described triode VT2 connects an end of resistance R 8, the other end of described resistance R 8 connects the other end of described relay K A5 make contact, one end of resistance R 17 and an end of resistance R 18, the collector electrode of described triode VT2 connects the other end of described relay K A6 make contact, the negative pole of resistance R 11 capacitor C 3, one end of described relay K A1 coil and the anode of diode D3, the other end of described resistance R 11 connects the negative pole of LED 2, the positive pole of the positive pole of described LED 2 and capacitor C 3, the other end of described relay K A1, the negative electrode of diode D3 links to each other with described direct current regulation circuit respectively; The other end of described adjustable resistance RP2 connects an end of resistance R 14, the adjustable end of described adjustable resistance RP2 connects an end of resistance R 12, the other end of described resistance R 12 connects 5 pin of described integrated circuit (IC) 2A2, one end of resistance R 15 and capacitor C 5, the other end of described resistance R 14 and described capacitor C 5 links to each other with common port, 6 pin of described integrated circuit (IC) 2A2 connect an end of resistance R 13, the other end of described resistance R 13 and resistance R 9, the negative pole of voltage stabilizing didoe DW2 is connected, the other end of described resistance R 15 connects 7 pin of described integrated circuit (IC) 2A2 and an end of resistance R 16, the other end of described resistance R 16 connects the base stage of triode VT3, the emitter of described triode VT3 connects an end of relay K A7 make contact and is connected with common port, the collector electrode of described triode VT3 connects the emitter of triode VT4, the base stage of described triode VT4 connects an end of resistance R 18, the other end of described resistance R 8 connects the other end of relay K A5 make contact, one end of resistance R 17 and resistance R 18, the collector electrode of described triode VT4 connects the other end of described relay K A7 make contact, resistance R 19, the negative pole of capacitor C 4, one end of relay K A2 coil and the anode of diode D4, the other end of described resistance R 19 connects the negative pole of LED 3, the positive pole of the positive pole of described LED 3 and capacitor C 4, the other end of described relay K A2 coil, the negative electrode of described diode D4 links to each other with described direct current regulation circuit respectively; One end of resistance R 10 connects common port, and the other end of described resistance R 10 connects the negative pole of LED 1, and the positive pole of described LED 1 links to each other with described direct current regulation circuit.
As optimized technical scheme, described current signal sampling circuit comprises the signal amplifying transformer T1 that is connected electrically in current transformer TA output, the two ends of described signal amplifying transformer T1 are parallel with resistance R 42 and adjustable resistance PR3, described resistance R 42 is connected common simultaneously with adjustable resistance PR3, the moving contact of described adjustable resistance PR3 is electrically connected the anode of diode D5, described diode D5 negative electrode connect the input of resistance R 20, the output of described resistance R 20 is connected to the negative electrode of diode D6 and the input of resistance R 21, the output of described resistance R 21 connects described overcurrent and judges and change-over circuit, and the output of described resistance R 21 passes through the parallel circuits ground connection of capacitor C 6 and voltage stabilizing didoe DW3, simultaneously the minus earth of diode D6.
As optimized technical scheme, described overcurrent is judged and change-over circuit comprises the adjustable resistance RP4 that input is connected with the output of described resistance R 21, the output head grounding of described adjustable resistance RP4, the moving contact of described adjustable resistance RP4 connects resistance R 22, the other end of described resistance R 22 connects the input of capacitor C 7,10 pin of the input of resistance R 25 and integrated circuit (IC) 2A3,9 pin of described integrated circuit (IC) 2A3 connect an end of resistance R 23, the other end of described resistance R 23 connects an end of resistance R 24, the anode of diode D7, the negative electrode of described diode D7 connects the other end of described capacitor C 7 and the other end of described adjustable resistance RP4, and be connected with common port, the other end of described resistance R 24 is electrically connected described direct current regulation circuit, the other end of resistance R 25 connects 8 pin and the resistance R 26 of described integrated circuit (IC) 2A3, one end of resistance R 28 and resistance R 29, the other end of described resistance R 26 connects the positive pole of capacitor C 8 and the end of R27, the other end of described resistance R 28 connects the positive pole of LED 4, the other end of described resistance R 27 connects the base stage of triode VT5, the emitter of described triode VT5 connects the negative pole of described capacitor C 8 and the negative pole of described LED 4, and link to each other with common port, the collector electrode of described triode VT5 connects the anode of diode D8 and an end of relay K A3 coil, the other end of described resistance R 29 connects the base stage of triode VT6, the emitter of described triode VT6 connects common port, the collector electrode of described triode VT6 connects an end of resistance R 30, the other end of described resistance R 30 connects the negative pole of buzzer BL, and the positive pole of buzzer BL is connected described direct current regulation circuit with the negative electrode of described diode D8 and the other end of described relay K A3 coil.
As optimized technical scheme, described street lamp start-up mode control circuit comprises the resistance R 32 that is connected with the moving end that closes auxiliary contact of described contactor KM1, the other end of described resistance R 32 connects the anode of diode D13, the negative electrode of described diode D13 connects the negative electrode of diode D14, the positive pole of capacitor C 11,1 pin of the negative pole of voltage stabilizing didoe DW3 and integrated circuit (IC) 3A4, the positive pole anodal and described C11 of 2 pin of described integrated circuit (IC) 3A4 and described diode D14 links to each other with common port, 6 pin of described integrated circuit (IC) 3A4 connect an end of resistance R 31, the other end of described resistance R 31 links to each other with common port, and 5 pin of described integrated circuit (IC) 3 connect described direct current regulation circuit; 4 pin of described integrated circuit (IC) 3A4 connect the end of adjustable resistance RP5 and an end of resistance R 33 and resistance R 34, the moving contact of described adjustable resistance RP5 connects the other end of himself, the other end of described resistance R 33, the positive pole of capacitor C 12, one end of resistance R 37 and 12 pin of described integrated circuit (IC) 3A4, the other end of described resistance R 34 connects the positive pole of LED 5,13 pin of described integrated circuit (IC) 3A4 connect an end of resistance R 35 and resistance R 36, the other end of described resistance R 36 connects the negative pole of LED 5, the negative pole of described capacitor C 12 also links to each other with common port, and the other end of described resistance R 35 links to each other with described direct current regulation circuit; The other end of described resistance R 37 connects 14 pin of described integrated circuit (IC) 3A4 and an end of resistance R 38, the other end of described resistance R 38 connects the base stage of triode VT7, the collector electrode of described triode VT7 connects an end of described relay K A4 coil, 2 pin of the anode of diode D15 and start-up mode change over switch K1,3 pin of described start-up mode change over switch K1 connect the negative pole of LED 6, the positive pole of described LED 6 connects an end of resistance R 39, and the other end of described resistance R 39 connects the negative electrode of diode D15, describedly succeed the other end of electrical equipment KA4 coil and link to each other with described direct current regulation circuit; 1 pin of described start-up mode change over switch K1 links to each other with common port with the emitter of described triode VT7.
As optimized technical scheme, described time control and automatic control conversion select circuit to comprise change over switch K2,1 pin of described change over switch K2 links to each other with described direct current regulation circuit, 2 pin of described change over switch K2 connect an end of resistance R 40, the other end of described resistance R 40 connects the positive pole of LED 7,3 pin of described change over switch K2 connect an end of resistance R 41 and an end of relay K A5 coil, the other end of described resistance R 41 connects the positive pole of LED 8, the negative pole of the negative pole of described LED 8 and LED 7, the other end and the common port of relay K A5 coil are connected.
As optimized technical scheme, described microcomputer time switch control circuit comprises three microcomputer time switch controllers, " T " end of three described microcomputer time switch controllers interconnects the back and links to each other with common port, connect after the terminal that three described microcomputer time switch controllers are marked with " advancing " interconnects and import power supply and be connected, " going out " terminal of one of them described microcomputer time switch controller connects an end of described contactor KM1 coil, the other end of described contactor KM1 coil is connected with common port, " going out " terminal of another described microcomputer time switch controller connects an end of described contactor KM6 coil, " going out " terminal of last described microcomputer time switch controller connects an end of described contactor KM7 coil, described contactor KM6 is connected an end of relay K A5 break contact with the other end of described contactor KM7 coil, the other end of described relay K A5 break contact is connected with common port.
As to improvement of the technical scheme, described function conversion driving circuit comprises the moving contact of the relay K A3 that is connected with power line and the moving contact of described bypass relay K A2, the make contact of described relay K A3 connects an end of described bypass contactor KM2 coil and an end of indicator light " bypass ", the other end of described bypass contactor KM2 connects an end of the moving disconnected auxiliary contact of described contactor KM3 and the other end of indicator light " bypass ", the break contact of described relay K A3 connects an end of described contactor KM3 coil and an end of indicator light " economize on electricity ", the other end of described contactor KM3 coil connects an end of the moving disconnected auxiliary contact of described bypass contactor KM2 and the other end of indicator light " economize on electricity ", and the other end of the moving disconnected auxiliary contact of described bypass contactor KM2 connects the other end of the moving disconnected auxiliary contact of described contactor KM3 and links to each other with common; The break contact of described bypass contactor KM2 connects the moving contact of relay K A1, the break contact of described relay K A1 connects an end of described contactor KM4 coil and an end of indicator light " economize on electricity I ", the other end of described contactor KM4 coil connects the other end of indicator light " economize on electricity I " and an end of the moving disconnected auxiliary contact of contactor KM5-1, the other end of the moving disconnected auxiliary contact of described contactor KM5-1 connects an end of the moving disconnected auxiliary contact of contactor KM6-1, the make contact of described relay K A1 connects an end of described contactor KM5 coil and an end of indicator light " economize on electricity II ", the other end of described contactor KM5 coil connects the other end of indicator light " economize on electricity II " and an end of the moving disconnected auxiliary contact of contactor KM4-1, the other end of the moving disconnected auxiliary contact of described contactor KM4-1 connects an end of the moving disconnected auxiliary contact of contactor KM6-2, described relay K A2 make contact connects an end of described contactor KM6 coil and an end of indicator light " economize on electricity III ", the other end of described contactor KM6 coil connects the other end of indicator light " economize on electricity III " and an end of the moving disconnected auxiliary contact of described contactor KM4-2, the other end of the moving disconnected auxiliary contact of described contactor KM4-2 connects an end of the moving disconnected auxiliary contact of described contactor KM5-2, the other end of the moving disconnected auxiliary contact of described contactor KM5-2, the other end of the moving disconnected auxiliary contact of described contactor KM6-2, the other end of the moving disconnected auxiliary contact of described contactor KM6-1 links to each other with common.
Owing to adopted technique scheme, the utility model not only can satisfy the lighting requirement of street lamp, but also can realize the filtering clutter, optimize and revise power supply parameter, improve power consumption efficiency, reduce the waste of unnecessary or dump energy, under guaranteeing with the street lamp normal operating conditions, by time control or autocontrol mode saves energy to greatest extent, thereby reduce the expenditure of the electricity charge, power saving rate is generally 15% to 40%.This device also has defencive functions such as the instantaneous overvoltage of inhibition, surge current, short circuit, overload, overcurrent simultaneously, can make the useful life more than the road lamp prolongation twice, thereby has reduced the expenditure of maintenance cost or renewal cost.
Description of drawings
The following drawings only is intended to the utility model done and schematically illustrates and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is the structured flowchart of the utility model embodiment;
Fig. 2 is the course of work curve chart of the utility model embodiment;
Fig. 3 is the structure principle chart of the utility model embodiment main circuit;
Fig. 4 is the structure principle chart of the utility model embodiment;
Among the figure: the 1-main circuit; The 2-voltage signal sampling circuit; 3-economize on electricity gear change-over circuit; The 4-current signal sampling circuit; The 5-overcurrent is judged and change-over circuit; 6-street lamp start-up mode control circuit; Circuit is selected in 7-time control and automatic control conversion; 8-microcomputer time switch control circuit; 9-function conversion driving circuit; The 10-direct current regulation circuit.
Embodiment
Understand for technical characterictic of the present utility model, purpose and effect being had more clearly, now contrast description of drawings embodiment of the present utility model.
As shown in Figure 1, the intelligent road lamp electricity-saving control device, comprise the main circuit 1 that is connected with electrical network, the output of described main circuit 1 is parallel with voltage signal sampling circuit 2, current signal sampling circuit 4, street lamp start-up mode control circuit 6, microcomputer time switch control circuit microcomputer time switch control circuit 8 and direct current regulation circuit 10, the output of described voltage signal sampling circuit 2 is electrically connected with economize on electricity gear change-over circuit 3, the output of described current signal sampling circuit 4 is electrically connected with overcurrent and judges and change-over circuit 5, the output of described street lamp start-up mode control circuit 6 is electrically connected with time control and the automatic control conversion selects circuit time control and automatic control conversion to select circuit 7, the output of described microcomputer time switch control circuit microcomputer time switch control circuit 8 is electrically connected with function conversion driving circuit function conversion driving circuit 9, described function conversion driving circuit function conversion driving circuit 9 is electrically connected described main circuit 1, the output of described microcomputer time switch control circuit microcomputer time switch control circuit 8 also is electrically connected described economize on electricity gear change-over circuit 3 and described time control and automatic control conversion respectively and selects circuit time control and automatic control conversion to select circuit 7, and described economize on electricity gear change-over circuit 3 and described overcurrent are judged and change-over circuit 5 is electrically connected described function conversion driving circuit 9 respectively, and the output of described direct current regulation circuit 10 is electrically connected described economize on electricity gear change-over circuit 3 respectively, described overcurrent is judged and change-over circuit 5, described time control and automatic control conversion select circuit time control and automatic control conversion to select circuit 7 and described street lamp start-up mode control circuit 6.
The intelligent road lamp electricity-saving control device can and not need at the voltage of setting (namely under the automatic control state) to work under 100% regulation voltage (being under the time control state) two states that throws light on.Under according to time period time control state, the course of work curve of lighting load terminal voltage U and time t as shown in Figure 2.
Lighting load is in start-up course, if starting resistor too high or too low useful life that all can influence light fixture, existing phenomenon can appear puncturing in overtension easily, causes an ancient egg-shaped, holed wind instrument of illuminating lamp bad.If brownout can make illuminating lamp start the accelerated ageing that flicker causes lamp repeatedly again.For guaranteeing the optimum voltage value when street lamp just starts, this device is by street lamp start-up mode control circuit 6 control of delaying time, be added in voltage on the illuminating lamp during startup and be set at the I shelves economize on electricity voltage (voltage between phase line and the zero line: 210V～220V), through 5～10 minutes, the illuminating lamp soft start finish enter stable operation after, send instruction by the microcomputer time switch, according to the economize on electricity gear magnitude of voltage operation of setting.As 0～0.1 this time period among Fig. 2.From 0.1～1 this time period (as: evening 6: 30～10: 00) street lamp according to the stable operation of this section setting voltage value, power saving rate is about 15%, influence little (human eye is difficult to aware) to illumination, when the time arrives 1～2 this time period (as: 10: 00～12: 00 evening), street lamp can continue operation according to the economize on electricity gear magnitude of voltage of this section setting again, this moment, illumination can descend to some extent, power saving rate is about 25%, when the time arrives 2～3 these time periods (as: 12: 00～6: 00 morning), street lamp again can be according to the economize on electricity gear magnitude of voltage stable operation of this section setting, at this moment, illumination can further reduce again, but street lamp is extinguished, but can reach about 40% at the power saving rate of this time period.After the period 3 among time arrival Fig. 2 (after 6 of mornings), under the control of microcomputer time switch, street lamp all extinguishes.Period 3～4 is daytime, and street lamp does not work.This device repeats the above-mentioned course of work again after darkness.
Select in the circuit 7 in time control and automatic control conversion, if with switchboard panel to " automatic control " position, this device will withdraw from " time control " control model automatically, enter into voltage voltage stabilizing automatic control mode, when input voltage changes, automatic adjustment by the economize on electricity gear remains in the scope of setting output voltage.
This shows, owing to taked technique scheme, present embodiment not only can satisfy the lighting requirement of street lamp, but also can realize the filtering clutter, optimizes and revises power supply parameter, improves power consumption efficiency, reduce the waste of unnecessary or dump energy, under guaranteeing with the street lamp normal operating conditions, by time control or autocontrol mode, saves energy to greatest extent, thereby reduce the expenditure of the electricity charge, power saving rate is generally 15 ~ 40%.This device also has defencive functions such as the instantaneous overvoltage of inhibition, surge current, short circuit, overload, overcurrent simultaneously, can make the useful life more than the road lamp prolongation twice, thereby has reduced the expenditure of maintenance cost or renewal cost.
As shown in Figure 3 and Figure 4, main circuit described in the present embodiment 1 comprises the splicing ear R that connects power network line, S, T, N, power network line is that the low voltage electric network power supply (namely exchanges 380V, 50Hz or 60Hz three-phase four-wire system circuit) described splicing ear R, S, be connected with air switch QF on the outlet line of T, the output of described air switch QF is electrically connected with the main contact of contactor KM1, between the input of described air switch QF and described contactor KM1 main contact, be serially connected with current transformer TA, output at described contactor KM1 main contact is serially connected with electromagnetic voltage adjusting transformer TB, described electromagnetic voltage adjusting transformer TB two ends are parallel with the main contact of bypass contactor KM2, the output of described electromagnetic voltage adjusting transformer TB is provided with lead-out terminal U, V and W, be electrically connected with contactor KM4 respectively on the auxiliary winding of described electromagnetic voltage adjusting transformer TB, the main contact of contactor KM5 and contactor KM6, described contactor KM4, the main contact of contactor KM5 and contactor KM6 is electrically connected with the main contact of contactor KM3, and the moving output that closes main contact of described contactor KM3 is connected with public zero curve.The effect of this circuit is: by the control of relevant control circuit, when the available machine time of setting (as 6: 30 evenings of every day) arrives, the main contact closure of described contactor KM1, three-phase alternating current passes through the main winding of electromagnetic voltage adjusting transformer TB to street lamp power supply, road lamp power supply, the main winding of electromagnetic voltage adjusting transformer TB is subjected to the control of auxiliary winding (totally three fabrics become three gears), and the main winding pressure drop of electromagnetic voltage adjusting transformer TB is different when being in different gears.In addition, second function of the main winding of electromagnetic voltage adjusting transformer TB is the em filtering effect, can suppress the generation of harmonic wave, reduce the amplitude of the impulse current (surge current) of street lamp when just starting and the overvoltage of instantaneous variation, also has electromagnetism energy storage effect, play the raising power factor, reduced the effect of reactive loss and line loss.When the power load off-rating, behind the delay time of setting, the main contact of KM3 disconnects, the main contact closure of KM2, automatically be transformed into bypass condition, ensure that street lamp continues power supply, can be transferred to the power-saving running state again automatically when load drops to set point.Described voltage signal sampling circuit 2 comprises rectifier diode D1, the output of described rectifier diode D1 is serially connected with resistance R 1, resistance R 2 successively, the output of described resistance R 2 is electrically connected described economize on electricity gear change-over circuit 3, the output of described resistance R 1 is connected to common by rectifier diode D2, and the output of described resistance R 2 is connected described common by the parallel circuits of voltage stabilizing didoe DW1 and capacitor C 1.The effect of this circuit is: to the voltage signal shaping of taking a sample of input.
Described economize on electricity gear change-over circuit 3 comprises the adjustable resistance RP1 that is connected in parallel on described resistance R 2 outputs, adjustable resistance RP2 and relay K A4 break contact, the output of described adjustable resistance RP1 connects resistance R 3, the adjustable end of described adjustable resistance RP1 connects the input of resistance R 4, the other end of described resistance R 4 connects 3 pin of integrated circuit (IC) 2A1, one end of resistance R 6 and capacitor C 2, the output of described resistance R 6, the other end of the output of capacitor C 2 and described relay K A4 break contact links to each other with common, 2 pin of described integrated circuit (IC) 2A1 connect an end of resistance R 5, the other end of described resistance R 5 and resistance R 9, one end of resistance R 13 is connected with the negative pole of voltage stabilizing didoe DW20, and an end of the other end of described resistance R 9 and relay K A5 make contact links to each other with described direct current regulation circuit 10 respectively; The other end of described resistance R 6 connects 1 pin of described integrated circuit (IC) 2A1 and an end of resistance R 7, other end of described resistance R 7 connects the base stage of triode VT1, the emitter of described triode VT1 connects an end of relay K A6 make contact, and be connected with common, the collector electrode of described triode VT1 connects the emitter of triode VT2, the base stage of described triode VT2 connects an end of resistance R 8, the other end of described resistance R 8 connects the other end of described relay K A5 make contact, one end of resistance R 17 and an end of resistance R 18, the collector electrode of described triode VT2 connects the other end of described relay K A6 make contact, the negative pole of resistance R 11 capacitor C 3, one end of described relay K A1 coil and the anode of diode D3, the other end of described resistance R 11 connects the negative pole of LED 2, the positive pole of the positive pole of described LED 2 and capacitor C 3, the other end of described relay K A1, the negative electrode of diode D3 links to each other with described direct current regulation circuit 10 respectively; The other end of described adjustable resistance RP2 connects an end of resistance R 14, the adjustable end of described adjustable resistance RP2 connects an end of resistance R 12, the other end of described resistance R 12 connects 5 pin of described integrated circuit (IC) 2A2, one end of resistance R 15 and capacitor C 5, the other end of described resistance R 14 and described capacitor C 5 links to each other with common port, 6 pin of described integrated circuit (IC) 2A2 connect an end of resistance R 13, the other end of described resistance R 13 and resistance R 9, the negative pole of voltage stabilizing didoe DW2 is connected, the other end of described resistance R 15 connects 7 pin of described integrated circuit (IC) 2A2 and an end of resistance R 16, the other end of described resistance R 16 connects the base stage of triode VT3, the emitter of described triode VT3 connects an end of relay K A7 make contact and is connected with common port, the collector electrode of described triode VT3 connects the emitter of triode VT4, the base stage of described triode VT4 connects an end of resistance R 18, the other end of described resistance R 8 connects the other end of relay K A5 make contact, one end of resistance R 17 and resistance R 18, the collector electrode of described triode VT4 connects the other end of described relay K A7 make contact, resistance R 19, the negative pole of capacitor C 4, one end of relay K A2 coil and the anode of diode D4, the other end of described resistance R 19 connects the negative pole of LED 3, the positive pole of the positive pole of described LED 3 and capacitor C 4, the other end of described relay K A2 coil, the negative electrode of described diode D4 links to each other with described direct current regulation circuit 10 respectively; One end of resistance R 10 connects common port, and the other end of described resistance R 10 connects the negative pole of LED 1, and the positive pole of described LED 1 links to each other with described direct current regulation circuit 10.The main effect of this circuit is: under according to time period time control state, relay K A5 is failure to actuate, triode VT2, triode VT4 end, by three economize on electricity gears of relay K A6, relay K A7 control period, when relay K A6, relay K A7 were failure to actuate, system was in economize on electricity I shelves, when relay K A6 contact closure, then system is in the economize on electricity of II shelves, and when relay K A7 contact closure, then system is in the economize on electricity of III shelves.When circuit conversion is automatic control mode, this device will withdraw from " time control " control model automatically, relay K A5 contact closure, triode VT2, triode VT4 conducting, system enters into voltage voltage stabilizing automatic control mode, when input voltage changes, adjust the economize on electricity gear by the voltage comparator that integrated circuit (IC) 2 A1, integrated circuit (IC) 2A2 and peripheral circuit are formed automatically by the control to relay K A1, relay K A2, output voltage is remained in the scope of setting.
Described current signal sampling circuit 4 comprises the signal amplifying transformer T1 that is connected electrically in current transformer TA output, the two ends of described signal amplifying transformer T1 are parallel with resistance R 42 and adjustable resistance PR3, described resistance R 42 is connected common simultaneously with adjustable resistance PR3, the moving contact of described adjustable resistance PR3 is electrically connected the anode of diode D5, described diode D5 negative electrode connect the input of resistance R 20, the output of described resistance R 20 is connected to the negative electrode of diode D6 and the input of resistance R 21, the output of described resistance R 21 connects described overcurrent and judges and change-over circuit 5, and the output of described resistance R 21 passes through the parallel circuits ground connection of capacitor C 6 and voltage stabilizing didoe DW3, simultaneously the minus earth of diode D6.The effect of this circuit is: the current signal of input is taken a sample to amplify handle.
Described overcurrent is judged and change-over circuit 5 comprises the adjustable resistance RP4 that input is connected with the output of described resistance R 21, the output head grounding of described adjustable resistance RP4, the moving contact of described adjustable resistance RP4 connects resistance R 22, the other end of described resistance R 22 connects the input of capacitor C 7,10 pin of the input of resistance R 25 and integrated circuit (IC) 2A3,9 pin of described integrated circuit (IC) 2A3 connect an end of resistance R 23, the other end of described resistance R 23 connects an end of resistance R 24, the anode of diode D7, the negative electrode of described diode D7 connects the other end of described capacitor C 7 and the other end of described adjustable resistance RP4, and be connected with common port, the other end of described resistance R 24 is electrically connected described direct current regulation circuit 10, the other end of resistance R 25 connects 8 pin and the resistance R 26 of described integrated circuit (IC) 2A3, one end of resistance R 28 and resistance R 29, the other end of described resistance R 26 connects the positive pole of capacitor C 8 and the end of R27, the other end of described resistance R 28 connects the positive pole of LED 4, the other end of described resistance R 27 connects the base stage of triode VT5, the emitter of described triode VT5 connects the negative pole of described capacitor C 8 and the negative pole of described LED 4, and link to each other with common port, the collector electrode of described triode VT5 connects the anode of diode D8 and an end of relay K A3 coil, the other end of described resistance R 29 connects the base stage of triode VT6, the emitter of described triode VT6 connects common port, the collector electrode of described triode VT6 connects an end of resistance R 30, the other end of described resistance R 30 connects the negative pole of buzzer BL, and the positive pole of buzzer BL is connected described direct current regulation circuit 10 with the negative electrode of described diode D8 and the other end of described relay K A3 coil.The effect of this circuit is: the voltage signal that will become from the current conversion of current signal sampling circuit 4, setting by the signal value of adjustable resistance RP4, through integrated circuit (IC) 2 A3 comparators this set point is compared judgement, when signal during greater than this set point, alarm lamp LED 4 is bright, buzzer BL sends chimes of doom simultaneously, through behind certain delay time, if load current is during still greater than set point, relay K A3 coil obtains electricity, and control main circuit 1 transfers the power-saving running state to the bypass operation.(as: set point is 100A, then transfers the bypass operation during greater than 100A to, then returns the power-saving running state during less than 80A, and then system just can automatically return to the power-saving running state after if load current is reduced to set point.
Described street lamp start-up mode control circuit comprises the resistance R 32 that is connected with the moving end that closes auxiliary contact of described contactor KM1, the other end of described resistance R 32 connects the anode of diode D13, the negative electrode of described diode D13 connects the negative electrode of diode D14, the positive pole of capacitor C 11,1 pin of the negative pole of voltage stabilizing didoe DW3 and integrated circuit (IC) 3A4, the positive pole anodal and described C11 of 2 pin of described integrated circuit (IC) 3A4 and described diode D14 links to each other with common port, 6 pin of described integrated circuit (IC) 3A4 connect an end of resistance R 31, the other end of described resistance R 31 links to each other with common port, and 5 pin of described integrated circuit (IC) 3 connect described direct current regulation circuit; 4 pin of described integrated circuit (IC) 3A4 connect the end of adjustable resistance RP5 and an end of resistance R 33 and resistance R 34, the moving contact of described adjustable resistance RP5 connects the other end of himself, the other end of described resistance R 33, the positive pole of capacitor C 12, one end of resistance R 37 and 12 pin of described integrated circuit (IC) 3A4, the other end of described resistance R 34 connects the positive pole of LED 5,13 pin of described integrated circuit (IC) 3A4 connect an end of resistance R 35 and resistance R 36, the other end of described resistance R 36 connects the negative pole of LED 5, the negative pole of described capacitor C 12 also links to each other with common port, and the other end of described resistance R 35 links to each other with described direct current regulation circuit; The other end of described resistance R 37 connects 14 pin of described integrated circuit (IC) 3A4 and an end of resistance R 38, the other end of described resistance R 38 connects the base stage of triode VT7, the collector electrode of described triode VT7 connects an end of described relay K A4 coil, 2 pin of the anode of diode D15 and start-up mode change over switch K1,3 pin of described start-up mode change over switch K1 connect the negative pole of LED 6, the positive pole of described LED 6 connects an end of resistance R 39, and the other end of described resistance R 39 connects the negative electrode of diode D15, describedly succeed the other end of electrical equipment KA4 coil and link to each other with described direct current regulation circuit; 1 pin of described start-up mode change over switch K1 links to each other with common port with the emitter of described triode VT7.The effect of this partial circuit is: when pulling the change over switch K1 of street lamp start-up mode control circuit 6 to " ON " position, street lamp carries out soft start through the delay time of setting (being generally about 5 minutes) under the voltage of setting, if K1 is pulled to " OFF " position, then street lamp will directly start.
Described time control and automatic control conversion select circuit 7 to comprise change over switch K2,1 pin of described change over switch K2 links to each other with described direct current regulation circuit 10,2 pin of described change over switch K2 connect an end of resistance R 40, the other end of described resistance R 40 connects the positive pole of LED 7,3 pin of described change over switch K2 connect an end of resistance R 41 and an end of relay K A5 coil, the other end of described resistance R 41 connects the positive pole of LED 8, the negative pole of the negative pole of described LED 8 and LED 7, the other end and the common port of relay K A5 coil are connected.The effect of this circuit is: by change over switch K2, selecting " time control " still is the operational mode of " automatic control ", and corresponding mode indicator light is lighted.
Described microcomputer time switch control circuit 8 comprises three microcomputer time switch controllers, " T " end of three described microcomputer time switch controllers interconnects the back and links to each other with common port, connect after the terminal that three described microcomputer time switch controllers are marked with " advancing " interconnects and import power supply and be connected, " going out " terminal of one of them described microcomputer time switch controller connects an end of described contactor KM1 coil, the other end of described contactor KM1 coil is connected with common port, " going out " terminal of another described microcomputer time switch controller connects an end of described contactor KM6 coil, " going out " terminal of last described microcomputer time switch controller connects an end of described contactor KM7 coil, described contactor KM6 is connected an end of relay K A5 break contact with the other end of described contactor KM7 coil, the other end of described relay K A5 break contact is connected with common port.The effect of this circuit is: under " time control " control model, utilize time range that three time switchs set to the street lamp gear control of economizing on electricity.
Described function conversion driving circuit 9 comprises the moving contact of the relay K A3 that is connected with power line and the moving contact of described bypass relay K A2, the make contact of described relay K A3 connects an end of described bypass contactor KM2 coil and an end of indicator light " bypass ", the other end of described bypass contactor KM2 connects an end of the moving disconnected auxiliary contact of described contactor KM3 and the other end of indicator light " bypass ", the break contact of described relay K A3 connects an end of described contactor KM3 coil and an end of indicator light " economize on electricity ", the other end of described contactor KM3 coil connects an end of the moving disconnected auxiliary contact of described bypass contactor KM2 and the other end of indicator light " economize on electricity ", and the other end of the moving disconnected auxiliary contact of described bypass contactor KM2 connects the other end of the moving disconnected auxiliary contact of described contactor KM3 and links to each other with common; The break contact of described bypass contactor KM2 connects the moving contact of relay K A1, the break contact of described relay K A1 connects an end of described contactor KM4 coil and an end of indicator light " economize on electricity I ", the other end of described contactor KM4 coil connects the other end of indicator light " economize on electricity I " and an end of the moving disconnected auxiliary contact of contactor KM5-1, the other end of the moving disconnected auxiliary contact of described contactor KM5-1 connects an end of the moving disconnected auxiliary contact of contactor KM6-1, the make contact of described relay K A1 connects an end of described contactor KM5 coil and an end of indicator light " economize on electricity II ", the other end of described contactor KM5 coil connects the other end of indicator light " economize on electricity II " and an end of the moving disconnected auxiliary contact of contactor KM4-1, the other end of the moving disconnected auxiliary contact of described contactor KM4-1 connects an end of the moving disconnected auxiliary contact of contactor KM6-2, described relay K A2 make contact connects an end of described contactor KM6 coil and an end of indicator light " economize on electricity III ", the other end of described contactor KM6 coil connects the other end of indicator light " economize on electricity III " and an end of the moving disconnected auxiliary contact of described contactor KM4-2, the other end of the moving disconnected auxiliary contact of described contactor KM4-2 connects an end of the moving disconnected auxiliary contact of described contactor KM5-2, the other end of the moving disconnected auxiliary contact of described contactor KM5-2, the other end of the moving disconnected auxiliary contact of described contactor KM6-2, the other end of the moving disconnected auxiliary contact of described contactor KM6-1 links to each other with common.The effect of this circuit is: the on-off of the drive coil by control contactor KM2～KM6, control the logical and disconnected of their main contacts, realize the control of systemic-function, switching as economize on electricity, bypass, three economize on electricity gears, when being in which kind of running status or economize on electricity gear, corresponding indicator light just can be lighted.
Direct current regulation circuit 10 comprises power transformer T2, input 1 pin of power transformer T2 is connected with " the U phase " of input power supply, 2 pin of power transformer T2 link to each other with common port, the output 3 of power transformer T2 is connected the input of bridge rectifier D9～D12 with 4 pin, the output cathode end of bridge rectifier D9～D12 connects the positive pole of capacitor C 9 and 1 pin (input) of integrated voltage stabilizer IC1,3 pin (output) of integrated voltage stabilizer IC1 connect the anodal of capacitor C 10 and as DC power supply+12V output, and the output negative pole end of bridge rectifier D9～D12 connects the negative pole of 3 pin of the negative pole of capacitor C 9 and integrated voltage stabilizer IC1 and capacitor C 10 and as the common port of whole system circuit.The effect of this circuit is to supply with the stable direct voltage that one of interlock circuit is not influenced by power-supply fluctuation.
In the present embodiment, main components and parts are selected for use: integrated voltage stabilizer IC1 can select LM7812, integrated circuit (IC) 2(A1～A4) can select LM324, integrated circuit (IC) 3 can be selected TIL117, triode VT1～VT7 can select 9013, relay K A1～KA5 can select the relay of 12V10A for use, relay K A6 and relay K A7 can select the relay of 220V10A for use, contactor KM1～KM3 selects the 220V A.C. contactor for use, the capacity of its main contact should be determined according to the rated current of main circuit, contactor KM4～KM6 is the 220V A.C. contactor, the capacity of main contact is that 20% of main circuit rated current is selected for use, microcomputer time switch controller 1#～3# can buy from the market, and model specification can be selected voluntarily.
Be provided with some necessary signal indications in this device, have functions such as overload sound and light alarm, this device is when occurring can transferring the bypass power supply state automatically to when power load surpasses this machine rated value.After load current is reduced to set point, can enter electricity-saving state automatically again, ensure fail safe and the reliability of power supply.
The above only is the schematic embodiment of the utility model, is not in order to limit scope of the present utility model.Any those skilled in the art, the equivalent variations of having done under the prerequisite that does not break away from design of the present utility model and principle and modification all should belong to the scope that the utility model is protected.

Claims (10)

1. intelligent road lamp electricity-saving control device, it is characterized in that: comprise the main circuit that is connected with electrical network, the output of described main circuit is parallel with voltage signal sampling circuit, current signal sampling circuit, street lamp start-up mode control circuit, microcomputer time switch control circuit and direct current regulation circuit, the output of described voltage signal sampling circuit is electrically connected with economize on electricity gear change-over circuit, the output of described current signal sampling circuit is electrically connected with overcurrent and judges and change-over circuit, the output of described street lamp start-up mode control circuit is electrically connected with time control and circuit is selected in the automatic control conversion, the output of described microcomputer time switch control circuit is electrically connected with the function conversion driving circuit, described function conversion driving circuit is electrically connected described main circuit, the output of described microcomputer time switch control circuit also is electrically connected described economize on electricity gear change-over circuit and described time control and automatic control conversion respectively and selects circuit, and described economize on electricity gear change-over circuit and described overcurrent are judged and change-over circuit is electrically connected described function conversion driving circuit respectively, and the output of described direct current regulation circuit is electrically connected described economize on electricity gear change-over circuit respectively, described overcurrent is judged and change-over circuit, circuit and described street lamp start-up mode control circuit are selected in described time control and automatic control conversion.
2. intelligent road lamp electricity-saving control device as claimed in claim 1, it is characterized in that: described main circuit comprises the splicing ear R that connects power network line, S, T, N, described splicing ear R, S, be connected with air switch QF on the outlet line of T, the output of described air switch QF is electrically connected with the main contact of contactor KM1, between the input of described air switch QF and described contactor KM1 main contact, be serially connected with current transformer TA, output at described contactor KM1 main contact is serially connected with electromagnetic voltage adjusting transformer TB, described electromagnetic voltage adjusting transformer TB two ends are parallel with the main contact of bypass contactor KM2, the output of described electromagnetic voltage adjusting transformer TB is provided with lead-out terminal U, V and W, be electrically connected with contactor KM4 respectively on the auxiliary winding of described electromagnetic voltage adjusting transformer TB, the main contact of contactor KM5 and contactor KM6, described contactor KM4, the main contact of contactor KM5 and contactor KM6 is electrically connected with the main contact of contactor KM3, and the moving output that closes main contact of described contactor KM3 is connected with public zero curve.
3. intelligent road lamp electricity-saving control device as claimed in claim 1, it is characterized in that: described voltage signal sampling circuit comprises rectifier diode D1, the output of described rectifier diode D1 is serially connected with resistance R 1, resistance R 2 successively, the output of described resistance R 2 is electrically connected described economize on electricity gear change-over circuit, the output of described resistance R 1 is connected to common by rectifier diode D2, and the output of described resistance R 2 is connected described common by the parallel circuits of voltage stabilizing didoe DW1 and capacitor C 1.
4. intelligent road lamp electricity-saving control device as claimed in claim 3, it is characterized in that: described economize on electricity gear change-over circuit comprises the adjustable resistance RP1 that is connected in parallel on described resistance R 2 outputs, adjustable resistance RP2 and relay K A4 break contact, the output of described adjustable resistance RP1 connects resistance R 3, the adjustable end of described adjustable resistance RP1 connects the input of resistance R 4, the other end of described resistance R 4 connects 3 pin of integrated circuit (IC) 2A1, one end of resistance R 6 and capacitor C 2, the output of described resistance R 6, the other end of the output of capacitor C 2 and described relay K A4 break contact links to each other with common, 2 pin of described integrated circuit (IC) 2A1 connect an end of resistance R 5, the other end of described resistance R 5 and resistance R 9, one end of resistance R 13 is connected with the negative pole of voltage stabilizing didoe DW20, and an end of the other end of described resistance R 9 and relay K A5 make contact links to each other with described direct current regulation circuit respectively; The other end of described resistance R 6 connects 1 pin of described integrated circuit (IC) 2A1 and an end of resistance R 7, other end of described resistance R 7 connects the base stage of triode VT1, the emitter of described triode VT1 connects an end of relay K A6 make contact, and be connected with common, the collector electrode of described triode VT1 connects the emitter of triode VT2, the base stage of described triode VT2 connects an end of resistance R 8, the other end of described resistance R 8 connects the other end of described relay K A5 make contact, one end of resistance R 17 and an end of resistance R 18, the collector electrode of described triode VT2 connects the other end of described relay K A6 make contact, the negative pole of resistance R 11 capacitor C 3, one end of described relay K A1 coil and the anode of diode D3, the other end of described resistance R 11 connects the negative pole of LED 2, the positive pole of the positive pole of described LED 2 and capacitor C 3, the other end of described relay K A1, the negative electrode of diode D3 links to each other with described direct current regulation circuit respectively; The other end of described adjustable resistance RP2 connects an end of resistance R 14, the adjustable end of described adjustable resistance RP2 connects an end of resistance R 12, the other end of described resistance R 12 connects 5 pin of described integrated circuit (IC) 2A2, one end of resistance R 15 and capacitor C 5, the other end of described resistance R 14 and described capacitor C 5 links to each other with common port, 6 pin of described integrated circuit (IC) 2A2 connect an end of resistance R 13, the other end of described resistance R 13 and resistance R 9, the negative pole of voltage stabilizing didoe DW2 is connected, the other end of described resistance R 15 connects 7 pin of described integrated circuit (IC) 2A2 and an end of resistance R 16, the other end of described resistance R 16 connects the base stage of triode VT3, the emitter of described triode VT3 connects an end of relay K A7 make contact and is connected with common port, the collector electrode of described triode VT3 connects the emitter of triode VT4, the base stage of described triode VT4 connects an end of resistance R 18, the other end of described resistance R 8 connects the other end of relay K A5 make contact, one end of resistance R 17 and resistance R 18, the collector electrode of described triode VT4 connects the other end of described relay K A7 make contact, resistance R 19, the negative pole of capacitor C 4, one end of relay K A2 coil and the anode of diode D4, the other end of described resistance R 19 connects the negative pole of LED 3, the positive pole of the positive pole of described LED 3 and capacitor C 4, the other end of described relay K A2 coil, the negative electrode of described diode D4 links to each other with described direct current regulation circuit respectively; One end of resistance R 10 connects common port, and the other end of described resistance R 10 connects the negative pole of LED 1, and the positive pole of described LED 1 links to each other with described direct current regulation circuit.
5. intelligent road lamp electricity-saving control device as claimed in claim 4, it is characterized in that: described current signal sampling circuit comprises the signal amplifying transformer T1 that is connected electrically in current transformer TA output, the two ends of described signal amplifying transformer T1 are parallel with resistance R 42 and adjustable resistance PR3, described resistance R 42 is connected common simultaneously with adjustable resistance PR3, the moving contact of described adjustable resistance PR3 is electrically connected the anode of diode D5, described diode D5 negative electrode connect the input of resistance R 20, the output of described resistance R 20 is connected to the negative electrode of diode D6 and the input of resistance R 21, the output of described resistance R 21 connects described overcurrent and judges and change-over circuit, and the output of described resistance R 21 passes through the parallel circuits ground connection of capacitor C 6 and voltage stabilizing didoe DW3, simultaneously the minus earth of diode D6.
6. intelligent road lamp electricity-saving control device as claimed in claim 2, it is characterized in that: described overcurrent is judged and change-over circuit comprises the adjustable resistance RP4 that input is connected with the output of described resistance R 21, the output head grounding of described adjustable resistance RP4, the moving contact of described adjustable resistance RP4 connects resistance R 22, the other end of described resistance R 22 connects the input of capacitor C 7,10 pin of the input of resistance R 25 and integrated circuit (IC) 2A3,9 pin of described integrated circuit (IC) 2A3 connect an end of resistance R 23, the other end of described resistance R 23 connects an end of resistance R 24, the anode of diode D7, the negative electrode of described diode D7 connects the other end of described capacitor C 7 and the other end of described adjustable resistance RP4, and be connected with common port, the other end of described resistance R 24 is electrically connected described direct current regulation circuit, the other end of resistance R 25 connects 8 pin and the resistance R 26 of described integrated circuit (IC) 2A3, one end of resistance R 28 and resistance R 29, the other end of described resistance R 26 connects the positive pole of capacitor C 8 and the end of R27, the other end of described resistance R 28 connects the positive pole of LED 4, the other end of described resistance R 27 connects the base stage of triode VT5, the emitter of described triode VT5 connects the negative pole of described capacitor C 8 and the negative pole of described LED 4, and link to each other with common port, the collector electrode of described triode VT5 connects the anode of diode D8 and an end of relay K A3 coil, the other end of described resistance R 29 connects the base stage of triode VT6, the emitter of described triode VT6 connects common port, the collector electrode of described triode VT6 connects an end of resistance R 30, the other end of described resistance R 30 connects the negative pole of buzzer BL, and the positive pole of described buzzer BL is connected described direct current regulation circuit with the negative electrode of described diode D8 and the other end of described relay K A3 coil.
7. intelligent road lamp electricity-saving control device as claimed in claim 4, it is characterized in that: described street lamp start-up mode control circuit comprises the resistance R 32 that is connected with the moving end that closes auxiliary contact of described contactor KM1, the other end of described resistance R 32 connects the anode of diode D13, the negative electrode of described diode D13 connects the negative electrode of diode D14, the positive pole of capacitor C 11,1 pin of the negative pole of voltage stabilizing didoe DW3 and integrated circuit (IC) 3A4, the positive pole anodal and described C11 of 2 pin of described integrated circuit (IC) 3A4 and described diode D14 links to each other with common port, 6 pin of described integrated circuit (IC) 3A4 connect an end of resistance R 31, the other end of described resistance R 31 links to each other with common port, and 5 pin of described integrated circuit (IC) 3 connect described direct current regulation circuit; 4 pin of described integrated circuit (IC) 3A4 connect the end of adjustable resistance RP5 and an end of resistance R 33 and resistance R 34, the moving contact of described adjustable resistance RP5 connects the other end of himself, the other end of described resistance R 33, the positive pole of capacitor C 12, one end of resistance R 37 and 12 pin of described integrated circuit (IC) 3A4, the other end of described resistance R 34 connects the positive pole of LED 5,13 pin of described integrated circuit (IC) 3A4 connect an end of resistance R 35 and resistance R 36, the other end of described resistance R 36 connects the negative pole of LED 5, the negative pole of described capacitor C 12 also links to each other with common port, and the other end of described resistance R 35 links to each other with described direct current regulation circuit; The other end of described resistance R 37 connects 14 pin of described integrated circuit (IC) 3A4 and an end of resistance R 38, the other end of described resistance R 38 connects the base stage of triode VT7, the collector electrode of described triode VT7 connects an end of described relay K A4 coil, 2 pin of the anode of diode D15 and start-up mode change over switch K1,3 pin of described start-up mode change over switch K1 connect the negative pole of LED 6, the positive pole of described LED 6 connects an end of resistance R 39, and the other end of described resistance R 39 connects the negative electrode of diode D15, describedly succeed the other end of electrical equipment KA4 coil and link to each other with described direct current regulation circuit; 1 pin of described start-up mode change over switch K1 links to each other with common port with the emitter of described triode VT7.
8. as the described intelligent road lamp electricity-saving control device of the arbitrary claim of claim 4-7, it is characterized in that: described time control and automatic control conversion select circuit to comprise change over switch K2,1 pin of described change over switch K2 links to each other with described direct current regulation circuit, 2 pin of described change over switch K2 connect an end of resistance R 40, the other end of described resistance R 40 connects the positive pole of LED 7,3 pin of described change over switch K2 connect an end of resistance R 41 and an end of relay K A5 coil, the other end of described resistance R 41 connects the positive pole of LED 8, the negative pole of the negative pole of described LED 8 and LED 7, the other end and the common port of relay K A5 coil are connected.
9. intelligent road lamp electricity-saving control device as claimed in claim 8, it is characterized in that: described microcomputer time switch control circuit comprises three microcomputer time switch controllers, " T " end of three described microcomputer time switch controllers interconnects the back and links to each other with common port, connect after the terminal that three described microcomputer time switch controllers are marked with " advancing " interconnects and import power supply and be connected, " going out " terminal of one of them described microcomputer time switch controller connects an end of described contactor KM1 coil, the other end of described contactor KM1 coil is connected with common port, " going out " terminal of another described microcomputer time switch controller connects an end of described contactor KM6 coil, " going out " terminal of last described microcomputer time switch controller connects an end of described contactor KM7 coil, described contactor KM6 is connected an end of relay K A5 break contact with the other end of described contactor KM7 coil, the other end of described relay K A5 break contact is connected with common port.
10. intelligent road lamp electricity-saving control device as claimed in claim 9, it is characterized in that: described function conversion driving circuit comprises the moving contact of the relay K A3 that is connected with power line and the moving contact of described bypass relay K A2, the make contact of described relay K A3 connects an end of described bypass contactor KM2 coil and an end of indicator light " bypass ", the other end of described bypass contactor KM2 connects an end of the moving disconnected auxiliary contact of described contactor KM3 and the other end of indicator light " bypass ", the break contact of described relay K A3 connects an end of described contactor KM3 coil and an end of indicator light " economize on electricity ", the other end of described contactor KM3 coil connects an end of the moving disconnected auxiliary contact of described bypass contactor KM2 and the other end of indicator light " economize on electricity ", and the other end of the moving disconnected auxiliary contact of described bypass contactor KM2 connects the other end of the moving disconnected auxiliary contact of described contactor KM3 and links to each other with common; The break contact of described bypass contactor KM2 connects the moving contact of relay K A1, the break contact of described relay K A1 connects an end of described contactor KM4 coil and an end of indicator light " economize on electricity I ", the other end of described contactor KM4 coil connects the other end of indicator light " economize on electricity I " and an end of the moving disconnected auxiliary contact of contactor KM5-1, the other end of the moving disconnected auxiliary contact of described contactor KM5-1 connects an end of the moving disconnected auxiliary contact of contactor KM6-1, the make contact of described relay K A1 connects an end of described contactor KM5 coil and an end of indicator light " economize on electricity II ", the other end of described contactor KM5 coil connects the other end of indicator light " economize on electricity II " and an end of the moving disconnected auxiliary contact of contactor KM4-1, the other end of the moving disconnected auxiliary contact of described contactor KM4-1 connects an end of the moving disconnected auxiliary contact of contactor KM6-2, described relay K A2 make contact connects an end of described contactor KM6 coil and an end of indicator light " economize on electricity III ", the other end of described contactor KM6 coil connects the other end of indicator light " economize on electricity III " and an end of the moving disconnected auxiliary contact of described contactor KM4-2, the other end of the moving disconnected auxiliary contact of described contactor KM4-2 connects an end of the moving disconnected auxiliary contact of described contactor KM5-2, the other end of the moving disconnected auxiliary contact of described contactor KM5-2, the other end of the moving disconnected auxiliary contact of described contactor KM6-2, the other end of the moving disconnected auxiliary contact of described contactor KM6-1 links to each other with common.
CN2013200042414U 2013-01-06 2013-01-06 Intelligent electricity-saving control device for street lamp Expired - Fee Related CN203039975U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103037596A (en) * 2013-01-06 2013-04-10 山东瑞斯高创股份有限公司 Intelligent electricity-saving control device for street lamp

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103037596A (en) * 2013-01-06 2013-04-10 山东瑞斯高创股份有限公司 Intelligent electricity-saving control device for street lamp
CN103037596B (en) * 2013-01-06 2014-12-03 山东瑞斯高创股份有限公司 Intelligent electricity-saving control device for street lamp

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