CN2904556Y

CN2904556Y - Solar infrared control public lamp

Info

Publication number: CN2904556Y
Application number: CNU2004200248437U
Authority: CN
Inventors: 张晓云
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-02-23
Filing date: 2004-02-23
Publication date: 2007-05-23
Anticipated expiration: 2014-02-23

Abstract

Solar power infrared control public lamp, which is characterized in that a solar power source is equipped, and the solar power source comprises a solar power photoelectric panel, a charger and a battery group; the ultrahigh brightness light emitting diode LDE is used as light source; a control circuit is provided. The control circuit uses the thermal-infrared induction switch induction signal as start-up signal, and uses the delay switch-off relay output signal as close-up signal. The utility model has advantages of environmental protection, energy saving, safety, high efficiency, long service life of parts.

Description

Solar energy infrared control public illumination power

Technical field:

The utility model relates to illumination or the indicator light in public arenas such as being applied in office, dwelling house corridor, elevator and the public utility.

Background technology:

At present, illumination of public places such as office, office and dwelling house corridor, elevator, public utility and pilot light all are to adopt common light source usually, by mains-supplied.This is provided with needs employee's timing switch, and the timing switch of this manual type is troublesome poeration on the one hand, owing to closing the untimely normal bright state that is in, consumes a large amount of energy on the other hand.

Summary of the invention:

The utility model is for avoiding above-mentioned existing in prior technology weak point, a kind of solar energy infrared control public illumination power being provided.Saves energy realizes control automatically on the other hand on the one hand.

The technical scheme that the utility model technical solution problem is adopted is:

Design feature of the present utility model is:

The sun-generated electric power that a, setting are made of solar opto-electronic board, charger and batteries;

B, be light emitting source with superhigh brightness LED LED, control circuit is set, the induced signal of releasing infrared sensing switch with heat in the described control circuit is an enabling signal, is shutdown signal with the output signal of time delayed turn-off relay.

C, described control circuit adopt control chip BISS0001, described heat is released the output signal access control chip BISS0001 signal input end of infrared sensor, in the relay J that the signal output part setting of described control chip is driven by transistor VT1, the contact switch J1-1 of relay J is serially connected in the light emitting source circuit loop.

D, at control end 9 pin of described control chip BISS0001, the photo resistance RG of testing environment illumination is set.

Design feature of the present utility model also is:

Described light emitting source is combinations red, green, blue and four kinds of color LED lamps of white.

Compared with the prior art, the beneficial effects of the utility model are embodied in:

1, the utility model adopts the infrared control technology in control circuit, and in certain scope, when the people was close mobile, control circuit was connected working power automatically.When in the environment nobody the time, realize that time-delay automatically shuts down, not only save the energy, also can prolong the service time of device.

2, the utility model can carry out various combination to light-emitting diode according to the needs of environment, and can be according to the principle of three primary colours, accesses the light of multiple required colour.

3, the utility model environmental protection, energy-conservation, safe, efficient, device long service life.

Description of drawings:

Below in conjunction with accompanying drawing the utility model is further specified;

Fig. 1 is the utility model system composition diagram.

Fig. 2 is the utility model light emitting source circuit diagram.

Fig. 3 is the utility model infrared sensor control circuit schematic diagram.

Fig. 4 is the solar energy luminous control circuit schematic diagram of the utility model.

Fig. 5 is the utility model solar power system schematic diagram.

Fig. 6 is the utility model solar charging circuit schematic diagram.

Fig. 7 is the utility model inverter circuit schematic diagram.

Fig. 8 is a control chip BIS0001 each point oscillogram in the utility model.

Below by embodiment the utility model is further described:

Embodiment:

Referring to Fig. 1, Fig. 2, the light emitting source in the present embodiment mainly consists of the LED of high-strength PVC and the big argument of high brightness.Along with the semiconductor light emitting technology is progressive greatly, the luminous intensity of LED luminous tube is improving constantly, and flexible LED luminous intensity is at several mcd to tens mcd, and the LED of high brightness has developed into a hundreds of mcd to thousands of mcd.

The LED of the employed super brightness of light emitting source has four kinds of glow colors in the present embodiment, is respectively that LED is red, LED is green, LED is blue, LED is white, is the big diffusion transparent resin encapsulation of Φ 5mm by diameter, 120 ° of the tool angles of departure.

Absolute rating: reverse voltage V _R=5V, forward current I _F=50mA (T _Amb≤ 85 ℃), surge forward current I _FSN=1A (t _p≤ 10s), power p _r=135mW, 125 ℃ of junction temperatures, working range are-40 ℃-100 ℃.

Shown in Figure 2, for trouble free service, necessary series limiting resistor in led circuit, resistance R 1, R2 and the R3 shown in the figure, current-limiting resistance can be calculated as follows: R=(Vcc-Vfxn)/I _F

LED lamp in the present embodiment is applicable to places such as highway, urban road, office and dwelling house stair, elevator, public utility, garden landscapes.

Referring to Fig. 3, the infrared sensor control principle: present embodiment is made of infrared sensor signal processor BISS0001, pyroelectric sensor and relevant outward element device.The signal of pyroelectric infrared sensor output by the preposition amplification of the OP1 among the BISS0001 after, carrying out the second level by capacitor C 3 couplings to OP2 amplifies, after the two-way amplitude discrimination that constitutes via voltage comparator is handled again, export effective triggering signal deactivation delay time timer, output signal drives relay J through transistor VT1 and goes to connect load.RG is photo resistance, is used for testing environment illumination, and when this passive type infrared switch was used for illumination control, if environment is brighter, the resistance of RG can reduce, and makes pyroelectric sensor 9 pin be input as low level and blocks triggering signal, saves electric consumption on lighting.If be applied to others, then available shade covers it and not affected by environment.SA1 is the working mode selection switch, and when SA1 is communicated with 1 end, but infrared switch is in the repeated trigger working method, and when SA1 was communicated with 2 ends, infrared switch then was in not repeated trigger working method.

Infrared sensor signal processor BIS0001 includes operational amplifier, voltage comparator, state controller, back off timer, blockade timer and parameter voltage source etc., it is connected with pyroelectric infrared sensor or other various transducers, only needs few peripheral cell can constitute automatic time delay control or warning system.The characteristics that BIS0001 has comprise:

1, adopt CMOS digital-to-analogue hybrid technique to make, power consumption is minimum.

2, have independently high input impedance operational amplifier, can mate with multiple sensors.

3, two-way amplitude discriminator can effectively suppress to disturb.

4, establish the time-delay timing in and block timer, novel structure, stable performance, adjustable range is wide.

5, parameter-embedded power supply.

6, operating voltage range is wide, and Vcc=3V-5V adopts 16 pin DIP and SOIC encapsulation.

Connection of BIS0001 outer lead and schematic diagram are respectively as figure.The definition of each pin and function, absolute rating (Vss=0V) and electrical quantity (T _A=25 ℃, Vss=0V).

When but following repeated trigger working method is worked, BIS0001 each point waveform such as Fig. 8, the transducing signal pre-process circuit that amplifier OP1 forms amplifies signal, and coupling does second level amplification for amplifier OP2 then, simultaneously the DC potential lifting is V _M(≈ 0.5V _DD) after, deliver to the two-way amplitude discriminator of forming by comparator, detect effective triggering signal Vs.Because V _H=0.7V _DD, V _L=0.3V _DDSo, work as V _DDDuring=5V, can suppress effectively ± noise jamming of 1V.COP3 is the condition comparator, as input voltage Vc＜V _R(≈ 0.2V _DD) time, COP3 is output as low level, has sealed AND gate U2, forbids that triggering signal Vs transmits to subordinate.And as Vc＞V _RThe time, COP3 is output as high level, opens AND gate U2, this moment is if there is the last hopping edge of triggering signal Vs to arrive, then can start the delay time timer, the Vo end is output as high level simultaneously, enters delay cycle, when A termination level "0", when the Tx time finished, rebound low level under the Vo started the blocking time timer simultaneously and enters and block period T i, at Ti in the cycle, any V _IVariation all can not to make Vo be effective status.The setting of this function can effectively suppress the various interference that produce in the load handoff procedure.

Referring to Fig. 4; controller for solar mainly is pulse width modulator PWM; bridge-type power pushing circuit and sampling protective circuit transformer are formed; integrated pulsewidth adjustment among the PWM; pulse width generator reference voltage comparator; power tube promotes circuit; outside CT; RT; RD forms the frequency of vibration; when voltage vcc passes through C8; C9; R15; R16 is 1/2Vcc at the voltage that mid point forms; power tube T1 under the work of PWM; the on off state of T2; in variator B, produce needed voltage and current; the sampling protective circuit mainly is a sampling output overcurrent; overvoltage; open circuit; the base drive voltage of the timely switch-off power pipe of the generation of short circuit, the safety of the protection equipment and the person.

Referring to Fig. 5, present embodiment is provided with solar photovoltaic generation system, and its critical piece is an inverter, charger, solar panel and batteries.Wherein, solar panel is directly changed into direct current with solar radiant energy, and it is interior standby to use or be stored in batteries for load; Charger mainly is by electronic component, instrument, relay, compositions such as switch, be for storage battery provides best charging current and voltage in system, fast, steadily, be battery charging efficiently, and in charging process, reduce loss, prolong the useful life of batteries as far as possible; Inverter provides dc inverter to become 220V on solar cell array and storage battery, and supply load uses; Batteries is stored the direct current that solar panel sends, and uses for load, and daytime, solar cell array charged a battery, and load electricity consumption in evening is all by the storage battery supply.

In circuit shown in Figure 5, charger core devices IC (MAX712) is that MAXIM company releases intelligent charging IC in recent years.

Referring to Fig. 6, DC power supply for charging usefulness is supplied with by silicon solar cell, from the input of in end, LED1 indication charger has been access in battery, represent to carry out quick charge when LED2 is luminous, represent when extinguishing that quick charge finishes, be in the trickle charge, can be by PGH0, the PGH3 end able to programme of MAX712 is unsettled.Be connected to V+, methods such as REF or BATT are to the MAX712 setting of programming, and PGH1, PGH0 are used for setting rechargeable battery set.PGH2, PGH3 are used for setting the charging timing, and when PGH3 met BATT-PGH2 and meets REF, the voltage on the Rsens was 31.3mV.When Rsens=0.5 ohm, trickle-charge current equals 31.3mA.Transistor T 3 requires collector current greater than 1A, allows loss greater than 20W, requires to add radiator, and the charging current sample resistance is selected two 3 watts, 0.5 ohm resistance for use, and the diode selection work electric current that prevents reverse current is greater than 2A.

Referring to Fig. 7, the work of inverter is the transfer process of a DC-AC-DC-AC, uses PWM module and high-power FET, greatly reduces power loss.The direct current of 2-26V passes through L1, C14, C15 gives IC1 and a

module

1,2 power supplies respectively, IC1 get electric after, inner PWN work, the output services frequency is 50HZ, the friendship of the nearly 1.5A of peak current is supplied with a

module

1 and 2 frequently and is pushed away amplification, and boost by high frequency transformer B2, pass through rectifying and wave-filtering again.The sampling feedback, about 320V, IC2 is that low frequency changes the mode piece, exports stable 50HZ220V alternating current the VD voltage stabilizing.

Overload protection is the secondary side that detects high frequency transformer B2 by an instrument transformer, when load overload or short circuit, closes output.

The characteristics of system:

1, pure sine wave output, has effectively guaranteed the continual operation of load at zero change-over time.

2, the little processing controls of CPU, the system autodiagnosis self-shield significantly prolongs the life-span of battery pack.

3, intelligent management is realized the automatic storage of data during municipal power failure.

4, storage battery online management significantly prolongs the life of storage battery, the protection customer investment.

5, round-the-clock EMR/RFI filter has prevented the error in data that noise causes.

6, internal memory can write down and 8 weeks discharge and recharge data, and the R232 communication interface is arranged, the length of run monitoring, and realize that the length of run data transmit and receive.

7, light-operated+delayed start-up → timing is closed.

8, environmental protection power supply.Input power factor is up to more than 95%, and is pollution-free to electrical network.

Claims

1, solar energy infrared control public illumination power is characterized in that:

B, be light emitting source with superhigh brightness LED LED, control circuit is set, the induced signal of releasing infrared sensing switch with heat in the described control circuit is an enabling signal, is shutdown signal with the output signal of time delayed turn-off relay;

C, described control circuit adopt control chip BISS0001, described heat is released the output signal access control chip BISS0001 signal input end of infrared sensor, in the relay J that the signal output part setting of described control chip is driven by transistor VT1, the contact switch J1-1 of relay J is serially connected in the light emitting source circuit loop;

D, at the control end (9 pin) of described control chip BISS0001, the photo resistance RG of testing environment illumination is set.

2, solar energy infrared control public illumination power according to claim 1 is characterized in that described light emitting source is combinations red, green, blue and four kinds of color LED lamps of white.