CN2735709Y

CN2735709Y - An integrated light control automatic street lamp

Info

Publication number: CN2735709Y
Application number: CN 200420093997
Authority: CN
Inventors: 程伟国; 莫乃才
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-10-18
Filing date: 2004-10-18
Publication date: 2005-10-19
Anticipated expiration: 2014-10-18

Abstract

The utility model relates to an integrated light control automatic street lamp, comprising an input phase line, a zero line, a ballast, a trigger and a lamp tube. The input phase line is provided with a light control switch providing with a control board, a phototonus head, a relay and an electric contact piece which are supplied the power by a transformer. The control board is provided with a basic standard variable resistance, a four-stage transistor and a capacitance used on delaying time. The street lamp senses strong or weak of the exoteric light by the phototonus head of the light control switch, converts the light to the voltage signal, compares to the basic standard signal of the basic standard variable resistance by the transistor and decides conducting or cutting off the street lamp. The electricity accepted or lost of the relay controls the electric contact piece to be closed or cut off by the transmission. Simultaneously the utility model realizes the delayed opening or closing of the street lamp, prevents the exoteric interference by the capacitance and achieves controlling the street lamp to be opened or closed automatically on the ground of the exoteric light and shade. The utility model does not have the potential safety hazard, saves the electric power, is simple in structure and installation, less in amount of maintenance, stable in performance, strong in anti-interference and low in cost and is applicable to be used on illuminating in the street, the park, the square, the factory, the school, the bill board, etc.

Description

A kind of integrated light-operated automatic street lamp

Technical field: the utility model relates to a kind of street lamp, particularly a kind of street lamp of light-operated automatic open and close.

Background technology: street lamp main service time of controller is controlled at present, preestablishes the opening and closing time of every day, realizes opening at dark at day closing.Because summer is The day gains on the night, winter, Days are short and nights long, the annual repeatedly collating time that needs, and also darkness gets early, darkness gets effectively Synchronization Control of slow this situation sunny day the time when overcast and rainy, causes traffic safety hidden danger and wastes electric energy.Even there is the part street lamp to use optical controller to control, but there is the shortcoming of difficulty being installed and being subject to disturb.

Summary of the invention: the purpose of this utility model is to provide a kind of can open or close and install easy, jamproof integrated light-operated automatic street lamp automatically according to the shading value of extraneous light.

The purpose of this utility model can be achieved as follows: this integrated light-operated automatic street lamp is mainly by the input phase line, the input zero line, ballast, the loop that trigger and fluorescent tube constitute is formed, it is characterized in that: be provided with light-operated switch in the described input phase line, light-operated switch is by control board, the photoinduction head, relay and on electric contact point form, wherein be provided with benchmark variable resistor and one in the control board, two, three, the level Four triode, first, two, the collector terminal of three grades of triodes is connected to positive electrical through an end of resistance and benchmark variable resistor and photoinduction head respectively, the collector terminal of fourth stage triode is connected to positive electrical through an end of relay and benchmark variable resistor and photoinduction head, the emitter terminal of level Four triode then all is connected to negative electricity with the variable-resistance other end of benchmark, the other end of photoinduction head is connected with the base stage of variable-resistance sliding end of benchmark and first order triode, second, three, the base stage of level Four triode then is connected with the collector electrode of its upper level triode respectively, wherein be provided with resistance and variable resistor between the base stage of the collector electrode of first order triode and second level triode, variable-resistance sliding end is connected with an end of electric capacity, the other end of electric capacity then is connected with the emitter of triode, the two ends of relay also and be connected to a diode in addition, light-operated switch passes through transformer-supplied, one end of the electric contact point on the relay is hinged with the input phase line, and the other end of electric contact point is connected with an end of fluorescent tube phase line when closure.

The utility model utilization is set up a light-operated switch in the input phase line of street lamp loop, the photoinduction head of light-operated switch can be responded to the strong and weak of extraneous light and this conversion of signals is become voltage signal, the default compound base stage of delivering to first order triode of reference voltage signal value of benchmark variable resistor on the control board of light-operated switch determines this triode conducting or ends through this triode carries out big or small relatively judgement to two signals after, then again through two, three, the level Four triode is passed to relay makes it get electric or dead electricity, thereby make the closed or disconnection of electric contact point, control the purpose that street lamp opens or cuts out to reach according to extraneous light power.In addition, in the control making sheet of light-operated switch, also be provided with an electric capacity between the first order and the second level triode, slow charge or discharge by this electric capacity make second and third, the conducting of level Four triode or could realize through a period of time by needing, thereby realize the delayed start-up or the closing function of street lamp, make street lamp can not cause that street lamp is frequent to glimmer flickeringly, to avoid extraneous paroxysmal interference because of of short duration bright or dark in the external world.As from the foregoing, it is promptly bright automatically at dark that this street lamp adopts photo-electric control principle and integral structure to realize getting as required light, at day then close automatically, neither can produce the not enough potential safety hazard of illumination, can not waste electric energy again, structure and installation are simple, need not to add the control room, greatly reduce installation cost, after adjustment triggers sensitization brightness well during installation, need not to transfer again, reduced maintenance, its stable performance simultaneously, antijamming capability is strong, production cost is low, is easy to apply, and is well suited for highway, the street, sidewalk, the park, the square, industrial and mining area, the campus road, harbour, use in the illumination of flower garden and commercial advertisement word board.

Description of drawings:

Fig. 1 is the structural representation of the integrated light-operated automatic street lamp of the utility model;

Fig. 2 is the structural representation of the integrated light-operated automatic street lamp light-operated switch of the utility model;

Embodiment: the utility model is described in further detail below in conjunction with accompanying drawing:

In Fig. 1, show the structure of integrated light-operated automatic street lamp, in the loop that input phase line 1, input zero line 2, light-operated switch 3, ballast 17, trigger 18 and road lamp tube 19 constitute, input phase line 1 at first is connected to light-operated switch 3, then be connected to ballast 17, ballast 17 is connected in series with trigger 18 that is connected in parallel and road lamp tube 19 formations again, the switching of light-operated switch 3 control ballast 17, trigger 18 and road lamp tubes 19.The structure of light-operated switch 3 as shown in Figure 2, by control board 5, photoinduction 4, relay 11 and on electric contact point 13 form, wherein be provided with benchmark variable resistor 101 and one in the control board 5, two, three, level Four triode 91,92,93,94, triode 91,92,93 collector terminal is respectively through resistance 81,82,83 are connected to the positive electrical of light-operated switch with an end of benchmark variable resistor 101 and photoinduction 4, the collector terminal of triode 94 is connected to the positive electrical of light-operated switch through an end of relay 11 and benchmark variable resistor 101 and photoinduction 4, and triode 91,92,93,94 emitter terminal then is connected to the negative electricity of light-operated switch with the other end of benchmark variable resistor 101, the other end of photoinduction 4 is connected with the sliding end of benchmark variable resistor 101 and the base stage of first order triode 91, second, three, level Four triode 92,93,94 base stage then is connected with the collector electrode of its upper level triode respectively, wherein be provided with resistance 84 and variable resistor 102 between the base stage of the collector electrode of first order triode 91 and second level triode 92, the sliding end of variable resistor 102 is connected with an end of electric capacity 71, the other end of electric capacity 71 then is connected with the emitter of triode, light-operated switch 3 is by transformer 15, bridge heap 16, three terminal regulator 14 and electric capacity 72,73 obtain stabilizing low voltage direct current supply, then after the voltage signal of 91 pairs of benchmark variable resistors 101 of first order triode and photoinduction 4 compares again through two, three, the level Four triode be passed to relay 11, thereby decision relay 11 gets electric or dead electricity, one end of the electric contact point 13 on the relay 11 is hinged with input phase line 1, and the other end of electric contact point 13 is connected with an end of fluorescent tube phase line 6 when closure.In addition the two ends of relay 11 also and be connected to a diode 12, the induced current that its coil produces behind relay electric-loss will be released via diode 12, thereby play a protective role.The sensitization of photoinduction 4 is partly stretched out outside the housing of fluorescent tube 19, so that contact with extraneous light.

During street lamp work, when extraneous light is strong, the resistance of photoinduction 4 will diminish, this moment its output voltage height, the compound together base stage of delivering to first order triode 91 of the reference voltage signal of this voltage signal and benchmark variable resistor 1 is carried out the relatively judgement of size to two voltage signals, make 91 conductings of first order triode, electric capacity 71 can not charge, second level triode 92 ends, 93 conductings of third level triode, and fourth stage triode 94 ends, relay 11 dead electricity, make electric contact point 13 and fluorescent tube phase line 6 be in off-state, do not have electric current to pass through fluorescent tube 19, so road lamp tube 19 does not work.

When a little less than the extraneous light, the resistance of photoinduction 4 will become big, this moment, its output voltage was low, the compound together base stage of delivering to first order triode 91 of the reference voltage signal of this voltage signal and benchmark variable resistor 1 is carried out the relatively judgement of size to two voltage signals, first order triode 91 is ended, electric capacity 71 slowly charges, voltage rises to and makes 92 conductings of second level triode after after a while, 93 on third level triode ends, 94 conductings of fourth stage triode, relay 11 gets electric, makes electric contact point 13 and fluorescent tube phase line 6 be in closure state, electric current can pass through fluorescent tube 19, so that road lamp tube 19 can be realized delaying time when light is dark is light.

When the extraneous light in the bright back of road lamp tube is transferred to when strong by weak, the resistance of photoinduction 4 will diminish gradually, this moment, its output voltage uprised gradually, the compound together base stage of delivering to first order triode 91 of the reference voltage signal of this voltage signal and benchmark variable resistor 1 is carried out the relatively judgement of size to two voltage signals, when the output voltage signal of photoinduction 4 reaches the preset value of reference voltage signal of benchmark variable resistor 1, make 91 conductings of first order triode, electric capacity 71 and second level triode 92 slowly discharge, voltage drops to second level triode 92 is ended after after a while, 93 conductings of third level triode, fourth stage triode 94 ends, relay 11 dead electricity, make electric contact point 13 and fluorescent tube phase line 6 be in off-state, electric current can not pass through fluorescent tube 19, extinguishes so road lamp tube 19 can be realized delaying time when light is bright.

Claims

1. integrated light-operated automatic street lamp, mainly by input phase line (1), input zero line (2), ballast (17), the loop that trigger (18) and fluorescent tube (19) constitute is formed, it is characterized in that: be provided with light-operated switch (3) in the described input phase line (1), light-operated switch (3) is by control board (5), photoinduction head (4), relay (11) and on electric contact point (13) form, wherein be provided with benchmark variable resistor (101) and one in the control board (5), two, three, level Four triode (91,92,93,94), first, two, three grades of triodes (91,92,93) collector terminal is respectively through resistance (81,82,83) end with benchmark variable resistor (101) and photoinduction head (4) is connected to positive electrical, the collector terminal of fourth stage triode (94) is connected to positive electrical through an end of relay (11) and benchmark variable resistor (101) and photoinduction head (4), and level Four triode (91,92,93,94) emitter terminal then all is connected to negative electricity with the other end of benchmark variable resistor (101), the other end of photoinduction head (4) is connected with the sliding end of benchmark variable resistor (101) and the base stage of first order triode (91), second, three, level Four triode (92,93,94) base stage then is connected with the collector electrode of its upper level triode respectively, wherein be provided with resistance (84) and variable resistor (102) between the base stage of the collector electrode of first order triode (91) and second level triode (92), the sliding end of variable resistor (102) is connected with an end of electric capacity (71), the other end of electric capacity (71) then is connected with the emitter of triode, the two ends of relay (11) also and be connected to a diode (12) in addition, light-operated switch (3) is by transformer (15) power supply, one end of the electric contact point (13) on the relay (11) is hinged with input phase line (1), and the other end of electric contact point (13) is connected with an end of fluorescent tube phase line (6) when closure.