CN201093244Y

CN201093244Y - Human body intelligent table lamp

Info

Publication number: CN201093244Y
Application number: CNU2007200937024U
Authority: CN
Inventors: 胡涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-05-10
Filing date: 2007-05-10
Publication date: 2008-07-30
Anticipated expiration: 2017-05-10

Abstract

The utility model discloses a lighting lamp, in particular to a body intelligent reading lamp which can save energy, protect environment, meet an emergency and is safe. The utility model comprises a PT8A2641, a pyroelectricity infrared inductor, a charge indicating circuit, a delayed oscillator and an optical control circuit, etc. The working process is as follows: when a man body is detected, microvolt voltage change transformed from a U2 is input to the 11 feet of the PT8A2641, then a thyristor is driven to be conductive after the amplifying process inside of the PT8A2641, and the reading lamp is illumined, contrarily, the reading lamp is extinguished. The lighting lamp has simple structure, easy machining and manufacture, low cost, intelligentization realization, and convenient popularization and generalization.

Description

The human body intelligent desk lamp

Technical field

The utility model relates to a kind of lighting, and more particularly, it is a kind of human body intelligent desk lamp.

Background technology

At present, the desk lamp of selling on the light fixture market is of a great variety, and general desk lamp all adopts the 220V ac power supply, and fluorescent tube, incandescent lamp bulb are light source, and hand switch or touch-induction-type switch are controlled.But there are a lot of drawbacks in this class desk lamp, the one, and voltage is dangerous voltage, uses to people and brings unsafe factor; The 2nd, fluorescent lamp also has stroboscopic effect, and often use can give that people's eye is fine to bring certain injury; The 3rd, power consumption is big, desk lamp all is based on fluorescent lamp, at several watts usually--and tens watts; The 4th, artificialization, people are because manual operations tends to forget and turn off the light that this also causes waste of electric energy.Up to the present, on light fixture market, do not see a kind of human body intelligent desk lamp of the DC power supply of employing+6V as yet, advantage such as it has and neither can occur getting an electric shock, and long service life is radiationless, and is pollution-free again.

Summary of the invention

The purpose of this utility model is to overcome above-mentioned deficiency of the prior art, provides a kind of processing and manufacturing simple in structure, easy, low-voltage, a kind of human body intelligent radiationless, pollution-free, long service life can desk lamp.

The purpose of this utility model is achieved in that the human body intelligent desk lamp, and it comprises PT8A2641 thermal release electric infra-red ray inductor integrated circuit, pyroelectric infrared sensor, potentiometer, light emitting diode, and triode is sent out, IGCT, resistance, capacitor, electrolytic capacitor rechargeable battery set.Wherein 3 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit connect potentiometer, potentiometer connects an end of resistance by circuit, the other end of resistance is connected on 4 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit by circuit, between resistance and PT8A2641 thermal release electric infra-red ray inductor integrated circuit, be connected an electric capacity, between potentiometer and PT8A2641 thermal release electric infra-red ray inductor integrated circuit, be connected an electric capacity again and form the time-delay oscillating circuit, another pin of electric capacity lands, one end pin of pyroelectric infrared sensor, be connected by circuit on 10 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit, another pin of pyroelectric infrared sensor connects electric capacity by circuit, another pin of electric capacity lands, an end is connected with 11 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit between pyroelectric infrared sensor pin and electric capacity, connect a resistance again, another pin of resistance lands, another pin of pyroelectric infrared sensor lands, the positive terminal of electrochemical capacitor is connected with 14 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit, the negative pole end of electrochemical capacitor lands, the positive terminal of electrochemical capacitor is connected with 9 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit, the negative pole end of electrochemical capacitor lands, form the rpyroelectric infrared sensing circuit, light emitting diode one end lands, the other end of light emitting diode connects resistance, resistance connects the emitter stage of triode by circuit, the emitter stage of triode also connects a resistance, the other end of resistance connects the long-pending electrode of triode, the long-pending electrode of triode also connects the positive pole of a rechargeable battery set, rechargeable battery set negative pole one end lands, the positive end of triode connects light emitting diode, one end of light emitting diode lands and forms charging indication, one end of resistance also connects a resistance by circuit, resistance one end connects a resistance again, one end of resistance lands, be connected on 6 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit by circuit between resistance and the resistance and form light-operated circuit, resistance connects resistance by circuit, resistance an end be connected and form the rpyroelectric infrared sensing circuit on 5 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit, one end of capacitor is connected on 2 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit, the end that the other end of capacitor is connected IGCT lands simultaneously, the other end of IGCT is connected an end of light emitting diode, the other end of light emitting diode, be connected with gauge tap OFF one end respectively by circuit, gauge tap ON one end lands, the control pin of gauge tap is connected with 7 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit, together be connected with resistance again by circuit simultaneously, on 8 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit, 16 of PT8A2641 thermal release electric infra-red ray inductor integrated circuit, 15,13, the capacitor that 12 pin are connected, resistance, electrolytic capacitor is formed, PT8A2641 thermal release electric infra-red ray inductor integrated circuit, the auxiliary circuit of clock and intelligent desk lamp system.

Its course of work, human body all has constant body temperature, generally about 37 ℃ of degree, so can send the infrared ray of specific wavelength, it is to carry out work by the infrared ray of surveying the human body emission that infrared ray is released electric probe, the infrared ray of human body emission focuses on the infrared induction source after strengthening by the Fresnel optical filter, the pyroelectricity sub-element is adopted in the infrared induction source, receive human body radiation, when temperature changes, will lose charge balance and outwards discharge electric charge, utilize the characteristic of probe to propose the human body induced intelligent desk lamp.

The utility model beneficial effect is: the DC power supply of (1) the utility model employing+6V is in the voltage range that is perfectly safe, so can not touch accident; (2) adopt LED as light source, radiationless, pollution-free long service life; (3) light source does not have stroboscopic and moves, helps protecting eye health; (4) owing to adopt human body induction control, that is to say that the people is bright at lamp, turn off the light when you leave, save electric energy greatly; (5); The electric core of charging is equipped with in the utility model inside, can charge, fill once electricity and can use continuously more than the week, favourable solution the difficult problem of temporary interruption illumination; (6) simple in structure, easy processing and manufacturing, with low cost has realized intellectuality, is convenient to penetration and promotion.

Description of drawings

Accompanying drawing is the utility model circuit theory diagrams.

The specific embodiment

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

The purpose of this utility model is stated technical scheme by next and is achieved: it comprises PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1, pyroelectric infrared sensor U2, potentiometer W1, LED group D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, triode Q1 light emitting diode D2, light emitting diode Q1, IGCT Q2, resistance R 1, R3, R4, R6, R7, R8, R10, R11, R12, R13, R14, capacitor C2, C3, C6, C8, C10, C11, electrolytic capacitor C4, C5, C7, the C9 rechargeable battery set.Wherein 3 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1 connect potentiometer 1W, potentiometer W1 connects an end of resistance R 6 by circuit, the other end of resistance R 6 is connected on 4 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1 by circuit, between resistance R 6 and PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1, be connected a capacitor C 2, between potentiometer W1 and PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1, be connected a capacitor C 3 again and form the time-delay oscillating circuits, capacitor C 2, capacitor C 3 is landed, the end pin of pyroelectric infrared sensor U2, be connected by circuit on 10 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1, another pin of pyroelectric infrared sensor U2 connects capacitor C 6 by circuit, another pin of capacitor C 6 lands, an end is connected with 11 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1 between pyroelectric infrared sensor U2 pin and capacitor C 6, connect a resistance R 13 again, another pin of resistance R 13 lands, another pin of pyroelectric infrared sensor U2 lands, the positive terminal of electrochemical capacitor C4 is connected with 14 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1, the negative pole end of electrochemical capacitor C4 lands, the positive terminal of electrochemical capacitor C5 is connected with 9 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1, the negative pole end of electrochemical capacitor C5 lands, form the rpyroelectric infrared sensing circuit, light emitting diode D2 one end lands, the other end of light emitting diode D2 connects resistance R 1, resistance R 1 connects the emitter stage of triode Q1 by circuit, the emitter stage of triode Q1 also connects a resistance R 3, the other end of resistance R 3 connects the long-pending electrode of triode Q1, the long-pending electrode of triode Q1 also connects the positive pole of a rechargeable battery set, rechargeable battery set negative pole one end lands, the end that triode Q1 is positive connects light emitting diode Q1, the end of light emitting diode Q1 lands and forms charging indication, one end of resistance R 6 also connects a resistance R 7 by circuit, resistance R 7 one ends, another resistance R 8, one end of resistance R 8 lands, be connected on 6 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1 by circuit between resistance R 7 and the resistance R 8 and form light-operated circuit, resistance R 7 connects resistance R 14 by circuit, resistance R 14 an end be connected and form the rpyroelectric infrared sensing circuit on 5 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1, the end of capacitor C11 is connected on 2 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1, the end that the other end of capacitor C11 is connected IGCT Q2 lands simultaneously, the other end of IGCT Q2 is connected LED group D4, D5, D6, D7, D8, D9, D10, D11, D12, the end of D13, the other end of LED is connected with gauge tap OFF one end respectively by circuit, gauge tap ON one end lands, the control pin of gauge tap is connected with 7 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1, simultaneously circuit again with resistance R 7, resistance R 14 together is connected, on 8 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1,16 of PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1,15,13, the capacitor C8 that 12 pin are connected, resistance R 4, electrolytic capacitor C9, resistance R 10, resistance R 11, capacitor C10, resistance R 12, electrolytic capacitor C7 forms, PT8A2641 thermal release electric infra-red ray inductor integrated circuit U1, the auxiliary circuit of clock and intelligent desk lamp system.

In circuit diagram, the U1 operating voltage is 4.5-6.0V, 1 pin ground connection; The output of 2 pin triggers IGCT; 3 pin are used for external time-delay oscillator, and the each delay time that triggers after exporting of its frequency of oscillation decision can change delay time by adjusting W1; 4 pin are the system oscillation leading foot, and the system clock of u1 is provided; 5 pin are the zero passage control input end; 6 pin are that external photo resistance comes testing environment brightness, judge daytime or night, if daytime, desk lamp was not worked when automatic position, work during evening; 7 pin are used to force the state of a control pin, and when 7 pin connect power supply, the enforced opening lamp was bright, and during 7 pin ground connection, then positive closing (lamp goes out) when 7 pin are unsettled, then is in auto state; 8 pin are supply pin; 9 pin provide+voltage-stabilized power supply of 3.6V for probe; 10 pin are for resetting; 11 pin are the probe input pin, when detecting human body, change the variation of microvolt step voltage into and are input to the inner amplification processing of PT8A2641; 12 pin-13 pin is input, the output pin of two amplifiers in inside of PT8A2641.

D2, Q1, R1, R3 form charging indication, and Q1 is that diode is filled in counnter attack, D2 be charging indicator light, D2 again for being full of electric indicator lamp, D2, bright during charging, D2 goes out after charging is finished.R7, R8 form light-operated circuit, and W1, C3 form the time-delay oscillating circuit, and R6, C2 are system oscillation.

U2 is a pyroelectric sensor, and 1 pin meets power supply+3.6V, is provided by the inner mu balanced circuit of PT8A2641.3 pin ground connection, the output of 2 pin when detecting human body, changes the microvolt step voltage into by U2 and changes 11 pin that are input to PT8A2641, handles the rear drive IGCT through inner the amplification, desk lamp is lighted, otherwise desk lamp is gone out.

Human body intelligent table lamp is to utilize human body sensing to control the switch of desk lamp, when people's distance In the time of in the desk lamp 1m, desk lamp is automatically bright, when the people gos out or leaves, and (can at 20 seconds Regulate) autoshutdown, realized so energy-conservation and intelligent. The utility model adopts 5mm The White LED superhigh brightness LED is as light source, and have radiationless, do not have dirty Dye, the characteristics such as no stroboscopic, brightness stability, power consumption are little, long service life.

Claims

1. human body intelligent desk lamp, it comprises PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), pyroelectric infrared sensor (U2), potentiometer (W1), light emitting diode L ED organizes (D4), (D5), (D6), (D7), (D8), (D9), (D10), (D11), (D12), (D13), triode (Q1) light emitting diode (D2), light emitting diode (Q1), IGCT (Q2), resistance (R1), (R3), (R4), (R6), (R7), (R8), (R10), (R11), (R12), (R13), (R14), capacitor (C2), (C3), (C6), (C8), C10), (C11), electrolytic capacitor (C4), (C5), (C7), (C9) rechargeable battery set, it is characterized in that: 3 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1) connect potentiometer (W1), potentiometer (W1) connects an end of resistance (R6) by circuit, the other end of resistance (R6) is connected on 4 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1) by circuit, between resistance (R6) and PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), be connected an electric capacity (C2), between potentiometer W1 and PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), be connected an electric capacity (C3) again and form the time-delay oscillating circuit, electric capacity (C2), electric capacity (C3) lands, the end pin of pyroelectric infrared sensor U2, be connected by circuit on 10 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), another pin of pyroelectric infrared sensor (U2) connects electric capacity (C6) by circuit, another pin of electric capacity (C6) lands, an end is connected with 11 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1) between pyroelectric infrared sensor (U2) pin and electric capacity (C6), connect a resistance (R13) again, another pin of resistance (R13) lands, another pin of pyroelectric infrared sensor (U2) lands, the positive terminal of electrochemical capacitor (C4) is connected with 14 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), the negative pole end of electrochemical capacitor (C4) lands, the positive terminal of electrochemical capacitor (C5) is connected with 9 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), electrochemical capacitor (C5), the negative pole end of electrochemical capacitor (C5) lands.

2. a kind of human body intelligent desk lamp according to claim 1, it is characterized in that: light emitting diode (D2) end lands, the other end of light emitting diode (D2) connects resistance (R1), resistance (R1) connects the emitter stage of triode (Q1) by circuit, the emitter stage of triode (Q1) also connects a resistance (R3), the other end of resistance (R3) connects the long-pending electrode of triode (Q1), the long-pending electrode of triode (Q1) also connects the positive pole of a rechargeable battery set, rechargeable battery set negative pole one end lands, the positive end of triode (Q1) connects light emitting diode (Q1), and an end of light emitting diode (Q1) lands.

3. a kind of human body intelligent desk lamp according to claim 1, it is characterized in that: an end of resistance (R6) also connects a resistance (R7) by circuit, resistance (R7) another resistance of an end (R8), one end of resistance (R8) lands, and is connected on 6 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1) by circuit between resistance (R7) and the resistance (R8) and forms light-operated circuit.

4. a kind of human body intelligent desk lamp according to claim 1, it is characterized in that: resistance (R7) connects resistance (R14) by circuit, resistance (R14) an end be connected and form the rpyroelectric infrared sensing circuit on 5 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), one end of capacitor (C11) is connected on 2 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), the end that the other end of capacitor (C11) is connected IGCT (Q2) lands simultaneously, the other end of IGCT (Q2) is connected light emitting diode L ED group (D4), (D5), (D6), (D7), (D8), (D9), (D10), (D11), (D12), (D13) a end, the other end of LED is connected with gauge tap (OFF) end respectively by circuit, gauge tap (ON) end lands, the control pin of gauge tap is connected with 7 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), simultaneously circuit again with resistance (R7), resistance (R14) together is connected, on 8 pin of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), 16 of PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), 15,13, the capacitor (C8) that 12 pin are connected, resistance (R4), electrolytic capacitor (C9), resistance (R10), resistance (R11), capacitor (C10), resistance (R12), electrolytic capacitor (C7) is formed, PT8A2641 thermal release electric infra-red ray inductor integrated circuit (U1), the auxiliary circuit of clock and intelligent desk lamp system.