CN209517564U - The outer inductive switch of two tape fireman's red of low-power consumption - Google Patents

Abstract

A kind of outer inductive switch of two tape fireman's red of low-power consumption, one or two anode potential circuits are raised including transformer, non-isolated RC oscillating switch circuit and turn on thyristors angle, the transformer is located on non-isolated RC oscillating switch circuit, and infrared induction switch is powered switching by combining non-isolated RC oscillating switch circuit and turn on thyristors angle to raise one or two anode potential circuits.RC oscillating circuit and thyristor circuit is utilized in the utility model, after the infrared signal trigger switch of human body, bright light, standby and power failure can be realized by relay contact closure lamps and lanterns circuit, relay will connect lamps and lanterns control line and fire-fighting input line, for emergency power supply access, emergency case illumination provides the high guarantee of reliability, has the advantages that saving wire rod, easy for installation, stand-by power consumption is low, energy saving.

Description

The outer inductive switch of two tape fireman's red of low-power consumption

Technical field

The utility model relates to a kind of inductive switch, in particular to the outer inductive switch of a kind of two tape fireman's red of low-power consumption.

Background technique

Existing infrared induction switch rarely has two tape fire-fighting function of band, and only be all using triode collocation pressure stabilizing in the middle The reduction voltage circuit of pipe and capacitance resistance ware is switch standby power.

Chinese patent literature CN103595377A disclosed a kind of control circuit of switch of audion on 2 9th, 2014, It include: the 1st transistor, emitter connects earthing potential；1st resistance is connected the defeated of control circuit of switch of audion Enter between end and the base stage of the 1st transistor；2nd resistance is connected between the base stage and earthing potential of the 1st transistor；4th Resistance is connected between the collector and DC power supply of the 1st transistor；1st capacitor is connected the 1st transistor Between base stage and the collector of the 1st transistor；2nd transistor, emitter connect with earthing potential, its base stage and the 1st crystal The collector of pipe connects；The collector of 2nd transistor is as control circuit of switch of audion output end；Feed circuit is connected It connects between the 1st transistor base and the collector of the 2nd transistor, for the output signal of the collector of the 2nd transistor is anti- It feeds the base stage of the 1st transistor, but this switching circuit structure, triode fever is not energy-efficient, and circuit standby power consumption is big, causes low The LED light of power can irregularly flash, and influence user experience；It and is to solve power problems, it has to it is powered with fiery zero curve, and this Difficult wiring is caused again, and installation is time-consuming, the problems such as being easy wrong more connecting terminal, waste wire rod.

Therefore, it is necessary to be further improved.

Utility model content

The purpose of the utility model is to provide a kind of saving wire rod, easy for installation, stand-by power consumption is low, energy saving low The outer inductive switch of two tape fireman's red of power consumption, to overcome shortcoming in the prior art.

By inductive switch outside a kind of two tape fireman's red of low-power consumption of this purpose design, including transformer, it is characterised in that: It further include non-isolated RC oscillating switch circuit and one or two anode potential circuits are raised at turn on thyristors angle, the transformer is located at non- It is isolated on RC oscillating switch circuit, infrared induction switch, which passes through, combines non-isolated RC oscillating switch circuit and turn on thyristors angle to lift High one or two anode potential circuit is powered switching.

The infra-red sensor switch is powered in standby phase by non-isolated RC oscillating switch circuit, start-up phase Two terminal potential of the one or two anode is raised by turn on thyristors angular lag certain angle to be powered.

The turn on thyristors angle is raised one or two anode potential circuits and is switched equipped with normally-open normally-close, and switch contact switches the phase Between be powered by electrolytic capacitor, the capacity of electrolytic capacitor is 100~1000uf.

The normally-open normally-close switch is equipped with the relay for control switch contact change-over.

Power≤0.36W of relay during the switch contact switching of the normally-open normally-close switch.

One or two anode potential circuits are raised equipped with rectifier bridge in the turn on thyristors angle, electrolytic capacitor by rectifier bridge with Thyristor, relay are electrically connected each other.

RC oscillating circuit and thyristor circuit is utilized in the utility model, can after the infrared signal trigger switch of human body With by relay contact closure lamps and lanterns circuit realize bright light, standby and power failure, relay will connect lamps and lanterns control line with Fire-fighting input line, for emergency power supply access, emergency case illumination provide the high guarantee of reliability, have save wire rod, Advantage easy for installation, stand-by power consumption is low, energy saving.

Detailed description of the invention

Fig. 1 is the infrared induction switch overall structure diagram of an embodiment of the present invention.

Fig. 2 is the circuit diagram of the infrared induction switch of an embodiment of the present invention.

Specific embodiment

The utility model is further described with reference to the accompanying drawings and embodiments.

Referring to Fig. 1-Fig. 2, the outer inductive switch of two tape fireman's red of this low-power consumption, including transformer C, non-isolated RC oscillation are opened Powered-down road A and turn on thyristors angle raise one or two anode potential circuit B, the transformer C and are located at non-isolated RC oscillation switch electricity On the A of road, infrared induction switch is by combining non-isolated RC oscillating switch circuit A and turn on thyristors angle to raise one or two anode potentials Circuit B is powered switching, and using non-isolated RC oscillating switch circuit A, transformer C energy storage and release improve capacity usage ratio, The stand-by power consumption of 0.01W may be implemented, and holding circuit works normally.

Furtherly, infra-red sensor switch is powered in standby phase by non-isolated RC oscillating switch circuit A, is opened The machine stage raises two terminal potential of the one or two anode by turn on thyristors angular lag certain angle and is powered, and is led using silicon-controlled The principle of current flow angle lag raises circuit voltage to provide the supply of the electric energy under switch motion state, has expanded the application of thyristor T Direction, the self-powered problem of Optimal improvements list firewire switch, and do not flashed with the load of 5W or more LED light.

Furtherly, one or two anode potential circuit B are raised equipped with normally-open normally-close switch F, switch touching in turn on thyristors angle It is powered during point switching by electrolytic capacitor C1, and electrolytic capacitor C1 capacity is cut between 100~1000uf with guarantee Change the power supply of process.

Furtherly, normally-open normally-close switch F is equipped with the relay K for control switch contact change-over.

Furtherly, power≤0.36W of relay K during the switch contact of normally-open normally-close switch F switches.

Furtherly, one or two anode potential circuit B are raised equipped with rectifier bridge DB1, electrolytic capacitor C1 in turn on thyristors angle It is electrically connected each other by rectifier bridge DB1 with thyristor T, relay K.

Furtherly, referring to fig. 2, the outer inductive switch of the two tape fireman's red of low-power consumption of the utility model, during standby Or when first powering on: normally-open normally-close switch F is in close state, and switch ends get most voltages, and electric current is by whole Flow after device D1 rectification and after resistance R1, R2 current limliting to capacitor C2 charging energy-storing, at the same electric current by resistance R3, R4 to triode Q1 Base stage charges, and after triode Q1 base voltage reaches 0.6V, triode Q1 conducting, electric current passes through transformer C primary coil, Transformer C stores electric energy in a manner of magnetic energy, and a negative pressure is at this moment generated between a secondary coil foot 1 and foot 2, is forced Triode Q1 cut-off, triode Q1 base stage recharge, to continue second period repeatedly full of 0.6V.

Furtherly, referring to fig. 2, wherein triode Q1 ends moment due to the self-induction electromotive force of inductance, just now transformation The magnetic field energy of device C storage is exported between another secondary coil foot 3 and foot 4 in a manner of electric energy, by the whole of rectifier D2 Stream, electric energy is stored among electrolytic capacitor C1, and when current potential rises to 12V, triode Q2 is connected in voltage-stabiliser tube ZD1 breakdown, and three Pole pipe Q1 cut-off.

Furtherly, referring to fig. 2, all electric energy between normally-open normally-close switch F movement switching, during relay K switching All provided by electrolytic capacitor C1.After handover success, the common end relay K is connected to normally opened contact from normally-closed contact, and 5 points of lamps and lanterns Bright, key player on a team's wave electric current passes through thyristor T, due to the effect of voltage-stabiliser tube ZD2, ZD3, the first quartile and third quadrant of thyristor T Forward position be always cut off about 12V, and have the alternating voltage of about 12V between the first anode and second plate of thyristor T, pass through After the rectification of rectifier bridge DB1, this part electric energy is stored in electrolytic capacitor C1, continues as circuit power supply.

Furtherly, referring to fig. 2, at the end of circuit delay, relay K is powered down, and common end is connected to from normally opened contact Normally-closed contact, fire line 6 are connected to, and then repeat above-mentioned charging process.

The above-mentioned preferred embodiment for the utility model, has been shown and described the basic principles and main features of the utility model And the advantages of the utility model.Those skilled in the art should be recognized that the present utility model is not limited to the above embodiments, on It states and only illustrates the principles of the present invention described in embodiment and specification, do not departing from the spirit and scope of the utility model Under the premise of the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical new Within the scope of type.The utility model requires protection scope is defined by appended claims and its equivalent.

Claims (6)

1. a kind of outer inductive switch of two tape fireman's red of low-power consumption, including transformer (C), it is characterised in that: further include non-isolated One or two anode potential circuits (B) are raised at RC oscillating switch circuit (A) and turn on thyristors angle, the transformer (C) be located at it is non-every Non-isolated RC oscillating switch circuit (A) and turn on thyristors are combined from RC oscillating switch circuit (A), infrared induction switch passes through It raises one or two anode potential circuits (B) and is powered switching in angle.

2. the outer inductive switch of two tape fireman's red of low-power consumption according to claim 1, it is characterised in that: the infrared induction is opened It closes and is powered in standby phase by non-isolated RC oscillating switch circuit (A), start-up phase passes through turn on thyristors angular lag Certain angle is raised two terminal potential of the one or two anode and is powered.

3. the outer inductive switch of two tape fireman's red of low-power consumption according to claim 2, it is characterised in that: the turn on thyristors One or two anode potential circuits (B) are raised equipped with normally-open normally-close switch (F) in angle, and switch contact passes through electrolytic capacitor during switching (C1) it is powered, the capacity of electrolytic capacitor (C1) is 100~1000uf.

4. the outer inductive switch of two tape fireman's red of low-power consumption according to claim 3, it is characterised in that: the normally-open normally-close is opened It closes (F) and is equipped with the relay (K) for being used for control switch contact change-over.

5. the outer inductive switch of two tape fireman's red of low-power consumption according to claim 4, it is characterised in that: the normally-open normally-close is opened Power≤0.36W of relay (K) during the switch contact switching of pass (F).

6. the outer inductive switch of two tape fireman's red of low-power consumption according to claim 5, it is characterised in that: the turn on thyristors One or two anode potential circuits (B) are raised equipped with rectifier bridge (DB1) in angle, and electrolytic capacitor (C1) passes through rectifier bridge (DB1) and brilliant lock Pipe (T), relay (K) are electrically connected each other.