CN2275728Y

CN2275728Y - Intelligent light-controlled timer

Info

Publication number: CN2275728Y
Application number: CN 96245967
Authority: CN
Inventors: 李胜远
Original assignee: Individual
Current assignee: Individual
Priority date: 1996-11-06
Filing date: 1996-11-06
Publication date: 1998-03-04
Anticipated expiration: 2006-11-06

Abstract

The utility model relates to an intelligent light-controlled timer, which is composed of a control state display circuit, a central control unit circuit, an output executing mechanism, a UPS, a photoelectric sensor interface, etc. The central control unit circuit d-1 is an 8-bit single-chip microcomputer chip, which is respectively connected with separate circuits. The photoelectric sensor interface is composed of an operational amplifiers o-1, an o-3, an o-4, and a photoelectric sensor GC. The interface of a temperature and humidity sensor is composed of an operational amplifier o-2 and a temperature and humidity sensor SC. The 5-8 feet of a timing start-up initialize switch K2 are connected with D-1. The UPS is composed of a transformer, an integrated regulator and batteries. The utility model has the advantages that the switch-on and switch-off is manually set and automatically controlled, etc., which is favorable for industrial production.

Description

The light-operated intelligent timer

The utility model relates to a kind of light-operated intelligent timer, and the light-operated intelligent timer especially for outdoor light-emitting devices such as street lamp, neon bulb and billboards belongs to photoelectricity and controls the street lamp technical field automatically.

At present, the control system of outdoor light-emitting devices such as street lamp neon bulb and billboard all adopts simple light controlling device and quartzy switch clock timing device.These light controlling devices can only be realized the control of the high light and the low light level by sensor, and function singleness suppresses ability to instantaneous interference such as lightning car lights.Quartzy switch clock can only realize from moment special time reach the timing controlled that night, special time closed; but the artificial timely adjustment switch clock of very big needs of the time difference of darkness can not satisfy that modern street lamp, neon bulb and advertising lamp etc. are needed turns on light at dark throughout the year; people late at night regularly turns off the light when rare, and personnel's vehicle increases the energy-conservation requirement of in time turning on light when day shinny and in the technical requirement of the timely power-off protection light-emitting device in sleet sky.

The purpose of this utility model be to overcome above-mentioned the deficiencies in the prior art and provide a kind of can be with the brightness of weather and driving situation time switch car light, with DIP ₂₀Chip is the main control unit circuit, and the complete machine antijamming capability is strong, service-strong light-operated intelligent timer.

The purpose of this utility model is achieved in that it is by state of a control display circuit, centralized control unit circuit, output executing mechanism, power supply, timing shutdown initialize switch do not have a power failure, photoelectric sensor interface, temperature, humidity sensor interface, timed power on/off initialize switch constitute, and its structural feature is: center control element circuit D ₁Be 8 single chip microcomputer chips, it is not respectively with state of a control display circuit, photoelectric sensor interface output executing mechanism, power supply has a power failure.Timing shutdown initialize switch circuit, timing start-up initialize switch circuit, temperature, humidity sensor interface are connected; The photoelectric sensor interface is by operational amplifier O ₁, O ₃, O ₄, photoelectric sensor GC forms, O wherein ₁, O ₃, O ₄Be in series O ₄Input end and centralized control unit circuit D ₁8 pin be connected O ₄, O ₃, O ₁Output terminal be connected with external photoelectric sensor GC; Temperature, humidity sensor interface are by operational amplifier O ₂, temperature, humidity sensor SC form, O wherein ₂Input end and D ₁9 pin link to each other, output terminal is connected with humidity, temperature sensor SC; Timing start-up initialize switch K ₂5-8 pin and D ₁The 16-19 pin be connected; The power supply that do not have a power failure is made of transformer T integrated regulator V, accumulator B, and wherein the output terminal of transformer T links to each other with bridge rectifier circuit Q, and the output terminal of bridge rectifier circuit Q links to each other with integrated regulator V, and the output terminal of V is connected with accumulator B; Output executing mechanism is by triode N ₁, relay J constitutes, triode N wherein ₁Collector link to each other with relay J, base stage is connected with 7 pin of centralized control unit, state of a control shows by light emitting diode L ₁, L ₂, L ₃Form, wherein L ₂, L ₃With D ₁2,3 pin link to each other L ₁Be connected function button S with relay J ₁With centralized control unit D ₁6 pin be connected.

The purpose of this utility model can also reach by following technical measures: the 12-19 pin of centralized control unit is connected to resistance R successively ₈-R ₁Timing shutdown initialize switch K ₁1-4 pin and timing start-up initialize switch K ₂The 1-4 pin be connected to ground wire after being connected.

Compared to existing technology, the utlity model has following advantage:

1, because centralized control unit D ₁Adopt 8 single chip microcomputer chips, this chip has memory under program, and volume is little, and the full Intelligent treatment output of function accurately.

2, utilize natural light, attracting electric relay J in the time of can realizing effectively that light is weak ₁Wait to arrive and preset the unused time and turn-off relay J.Attracting electric relay turn-offs relay during to the on time when light intensity, and promptly switch lamp is controlled according to artificial the setting automatically.

3, scientific structure design is reasonable, is easy to suitability for industrialized production.

4, usable range is extensive.Can be used for street lamp control, neon bulb and advertising lamp box, also can be used for light-operated and chicken farm, greenhouse.

The explanation of accompanying drawing drawing

Fig. 1 is an electric theory diagram of the present utility model.

Fig. 2 is an electrical schematic diagram of the present utility model.

Embodiment describes the utility model in detail below in conjunction with accompanying drawing.

The utility model is the automatic control that is used for street lamp, neon bulb, billboard lamp box etc., realizes regularly turning on light, turning off the light by photoelectric sensor interface and centralized control unit according to intensity of illumination.It is by centralized control unit D ₁, state of a control demonstration and function key, output executing mechanism, the power supply that do not have a power failure, photoelectric sensor interface, humidity, temperature sensor interface, regularly open and close machine initialize switch is formed, centralized control unit adopts 8 single chip microcomputer chip DIP ₂₀, memory is arranged in the chip, be used for the Intelligent treatment of various transducing signals and other output quantity and export the result.As accompanying drawing 1, it shows with state of a control respectively and function key circuit, photoelectric sensor interface, output executing mechanism, the power supply that do not have a power failure, timing shutdown initialize switch, timing start-up initialize switch, humidity, temperature sensor interface, photoelectric sensor interface are connected.Accompanying drawing 2 is the utility model circuit theory diagrams.Also be the embodiment of circuit connection structure of the present utility model.As Fig. 2, the photoelectric sensor interface is by operational amplifier O ₁, O ₃, O ₄Be equipped with resistance capacitance and form, wherein operational amplifier O ₄Output terminal pass through resistance R ₁With O ₃Output terminal link to each other, also pass through resistance R ₁₆GC is connected with external sensor.Operational amplifier O ₃The anode of output terminal pass through resistance R ₉With operational amplifier O ₁Input end be connected negative terminal and capacitor C ₅Be connected capacitor C ₅GC links to each other with external sensor.Operational amplifier O ₁The output terminal anode link to each other negative terminal and adjustable potentiometer P with external sensor GC ₁, resistance R ₁₀Be connected.Operational amplifier O ₄Input end pass through resistance R ₁₈With centralized control unit D ₁8 pin be connected.The function of this circuit is the light intensity of environment to be changed transfer electric signal to and output to D through amplifying the shaped pulse signal again ₁In handle.Humidity, temperature sensor interface are by operational amplifier O ₂Be equipped with resistance and external sensor and form, wherein O ₂Input end be connected with resistance R ₁₅, and pass through R ₁₅With centralized control unit D ₁9 pin be connected.O ₂₄Output terminal be connected with resistance R ₁₂, R ₁₄, R ₁₂With R ₁₄Being in series is connected with external humidity, temperature sensor SC, and the SC sensor can be selected according to the monitors physical amount.Its effect is the temperature of environment, humidity to be changed transfer pulse electrical signal to, again through D ₁Handle.Timing start-up initialize switch K of the present utility model ₂Select the 8421SW-D2P4 type for use, its 5-8 pin and centralized control unit D ₁The R-15 pin be connected, it can set the hourage that 0-9 numerical code expression set start, be set at " 0 " and be illustrated in the light dark signal and carry out relay during this period of time to bright signal and do not turn-off one and can think that also this control is inoperative, set other number and then represent the relay adhesive of light dark signal arrival topworks.Pickup time, relay J automatically shut down during to the hourage set.Timing start-up initialize switch K ₂Select SW-DIP for use ₄Type is made up of one group of 8421 toggle switch, can set 0-7 the hourage digital, that expression is started shooting, not adhesive of relay J is carried out in " 0 " expression, other numerical code expression relay J is regularly closed and is had no progeny, and adhesive is at once turn-offed until light signal grow J during time of waiting to arrive this setting.K ₂The 5-8 pin successively with D ₁The 16-19 pin be connected K ₁1-4 pin and K ₂The 1-4 pin be connected to ground wire after being connected.Centralized control unit D ₁The 12-19 pin be connected to resistance R successively ₈-R ₁Output executing mechanism is by triode N ₁Form with relay J.N ₁Base stage and resistance R ₂₇Link to each other and D ₁7 pin link to each other, collector is connected with relay J and diode D ₄, light emitting diode L ₁Be connected, emitter is connected to ground wire.The effect of output executing mechanism is with D ₁Output result's signal drives the J action, and the user uses the relay J contact to control external circuit according to function selecting.State of a control of the present utility model shows by light emitting diode L ₁, L ₂, L ₃Form, function key is by S ₁, S ₂Form.S ₁Be the output state button, by this key relay J be in by force and open, close by force, regularly three kinds of states.S ₂Be reset key, start anew to move by this key program.Light emitting diode L ₂With triode N ₂Collector be connected L ₃With triode N ₃Collector be connected N ₃Base stage and resistance R ₁₉Link to each other and D ₁2 pin be connected N ₃Emitter and N ₂Emitter be connected.The power supply that do not have a power failure is made of transformer T, integrated regulator V, accumulator B.The output terminal of transformer T links to each other with bridge rectifier circuit Q, and bridge rectifier circuit Q is connected with integrated circuit V, and the output terminal of V is connected with accumulator B.

The course of work of the present utility model and application: during energized AC220V, complete machine is in running order, presses S ₁Key is in by force relay J and opens, closes by force, three kinds of states of timing, is in L when opening state by force ₂Bright, this moment is light-operated and regularly all inoperative, and relay J is positioned at attracting state, when being in strong off status, and L ₂Bright, the light-operated at this moment and inoperative J relay of timing is positioned at closed condition, has only L ₂, L ₃When all not working, complete machine is in program control state, can be input to chip D by time difference setting-up time ₁In, as be used for street lamp control, can be by regulating K ₁, K ₂The realization darkness is in time turned on light, and in time turns off the light to setting the time of turning off the light.Control by centralized control unit and to realize regularly closing turning on light.

Use neon bulb and advertising lamp box, one regularly turn off the light and one regularly turn on light the function that daybreak turns off the light except that realizing that darkness is turned on light, by last humidity sensor, in lighting time as rainfall in the sky or snow turn off the light protection fluorescent tube and other electrical equipment at once.

Be applied to light-operated and chicken farm, greenhouse, the external temperature sensor, except that the time switch lamp, when when environment temperature surpasses the upper and lower limit of setting, circuit output control signal drives other circuit working and realizes temperature control.

Claims

1, a kind of light-operated intelligent timer, by state of a control display circuit, centralized control unit circuit, output executing mechanism, do not have a power failure power supply, timing shutdown initialize switch, photoelectric sensor interface, temperature, humidity sensor interface, timed power on/off initialize switch constitute, and it is characterized in that:

A, centralized control unit circuit D ₁Be 8 single chip microcomputer chips, be respectively and state of a control display circuit, photoelectric sensor interface output executing mechanism, the power supply that do not have a power failure, timing shutdown initialize switch circuit, timing start-up initialize switch circuit, temperature, humidity sensor interface are connected;

B, photoelectric sensor interface are by operational amplifier O ₁, O ₃, O ₄Photoelectric sensor GC forms, wherein O ₁, O ₃, O ₄Be in series O ₄Input end and centralized control unit circuit D ₁8 pin be connected O ₄, O ₃, O ₁Output terminal be connected with external photoelectric sensor GC;

C, temperature, humidity sensor interface are by operational amplifier O ₂, temperature, humidity sensor SC form, O wherein ₂Input end and D ₁9 pin link to each other, output terminal is connected with humidity, temperature sensor SC;

D, timing start-up initialize switch K ₂5-8 pin and D ₁The 16-19 pin be connected;

E, the power supply that do not have a power failure are made of transformer T, integrated regulator V, accumulator B, wherein the output terminal of transformer T links to each other with bridge rectifier circuit Q, the output terminal of bridge rectifier circuit Q links to each other with integrated regulator V, and the output terminal of V is connected with accumulator B;

F, output executing mechanism are by triode N ₁, relay J constitutes, triode N wherein ₁Collector link to each other with relay J, base stage is connected with 7 pin of centralized control unit;

G, state of a control show by light emitting diode L ₁, L ₂, L ₃Form, wherein L ₂, L ₃With D ₁2,3 pin link to each other L ₁Be connected function button S with relay J ₁With centralized control unit D ₁6 pin be connected.

2, light-operated intelligent timer according to claim 1 is characterized in that centralized control unit D ₁The 12-19 pin be connected to resistance R successively ₈-R ₁

3, light-operated intelligent timer according to claim 1 is characterized in that timing shutdown initialize switch K ₁1-4 pin and timing start-up initialize switch K ₂The 1-4 pin be connected to ground wire after being connected.