CN204835487U

CN204835487U - Atomizer circuit

Info

Publication number: CN204835487U
Application number: CN201520492116.1U
Authority: CN
Inventors: 李世杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-07-09
Filing date: 2015-07-09
Publication date: 2015-12-02
Anticipated expiration: 2025-07-09

Abstract

The utility model discloses an atomizer circuit, including transformer T, switch S, rectifier bridge Q, electric capacity C1, resistance R1, inductance L1 and triode VT1, electrode slice b is connected to resistance R1 one end, and triode VT2 base and resistance R4 are connected respectively to the resistance R1 other end, and triode VT2 projecting pole, triode VT3 base and resistance R5 are connected respectively to the resistance R4 other end, and triode VT3 collecting electrode is connecting resistance R2 and triode VT2 collecting electrode respectively. The utility model discloses atomizer circuit simple structure uses PTFH42 -25K001 type high frequency potsherd as the transducing part, the stable performance, and long service life, circuit have the auto -power -off function, in case the water yield appears too little the time, the atomising head exposes in the air, the atomising head belongs to the circuit interruption, has reduced the probability that the atomising head damaged because of the lack of water, has increased atomizer life, insert diode D2 and diode D3 in inductance L3 one end in addition, can be worth to safely because of the spike voltage clamper that the leakage inductance produced with inductance L3, raising circuitry stability.

Description

A kind of atomizer circuit

Technical field

The utility model relates to a kind of atomizer, specifically a kind of atomizer circuit.

Background technology

Because city environmental pollution is more and more serious, a lot of urban climate is dry, and people have great infringement to health under living in dry air ambient for a long time, and atomizer is a kind of portable, reliable air humidifier that volume is little, safe and reliable; Be particularly suitable for overdried environment to air wetting, in order to the breathing of people; In water, add certain appropriate solvent, sterilize to contaminated living environment, with prevent disease (as life vinegar timing atomization, can flu-prevention); Atomizer many employings piezoelectric ceramic piece does atomising head, piezoelectric ceramic piece is shorter for useful life, fragile, add use cost and existing atomizer can not remind user to add water in time when water is finished, not only reduce the useful life of atomizer, it is unfavorable also may to bring user healthy.

Utility model content

The purpose of this utility model is to provide the atomizer circuit that a kind of cost is low, the life-span is long, to solve the problem proposed in above-mentioned background technology.

For achieving the above object, the utility model provides following technical scheme:

A kind of atomizer circuit, comprises transformer T, switch S, rectifier bridge Q, electric capacity C1, resistance R1, inductance L 1 and triode VT1, described resistance R1 one end connecting electrode sheet b, the resistance R1 other end is connecting triode VT2 base stage and resistance R4, resistance R4 other end connecting triode VT2 emitter respectively respectively, triode VT3 base stage and resistance R5, triode VT3 collector electrode is contact resistance R2 and triode VT2 collector electrode respectively, and triode VT3 emitter connects inductance L 3 respectively, diode D2 positive pole, the resistance R5 other end and electric capacity C5, diode D2 negative pole connects ground connection diode D3 negative pole, and the electric capacity C5 other end connects inductance L 1 respectively, electric capacity C3 and rectifier bridge Q pin 3, inductance L 1 other end connects electric capacity C2 respectively, inductance L 2 and electric capacity C1, the electric capacity C2 other end is contact resistance R3 respectively, electric capacity C4 and triode VT1 base stage, the resistance R3 other end connects inductance L 3 other end, the electric capacity C4 other end connects ultrasonic transducer B, and described triode VT1 emitter connects inductance L 2 other end and diode D1 positive pole respectively, and diode D1 negative pole is connecting electrode sheet a respectively, the resistance R2 other end, the ultrasonic transducer B other end, the electric capacity C1 other end, the electric capacity C3 other end and rectifier bridge Q pin 1, rectifier bridge Q pin 2 and rectifier bridge Q pin 4 connection transformer T coil L4 two ends respectively, transformer T coil L5 connects 220V alternating current two ends by switch S.

As further program of the utility model: described diode D3 is voltage stabilizing didoe.

As further program of the utility model: described electrode slice a and electrode slice b forms water lev el control line.

As the utility model further scheme: described ultrasonic transducer Type B number is PTFH42-25K001.

Compared with prior art, the beneficial effects of the utility model are: the utility model atomizer circuit structure is simple, use PTFH42-25K001 type high-frequency ceramic sheet as transducer part, stable performance, long service life, circuit has automatic circuit break function, once occur that the water yield is very few, atomising head exposes in atmosphere, atomising head place Circuit Interrupt, decrease the probability that atomising head damages because of lack of water, add atomizer useful life; In addition at inductance L 3 one end access diode D2 and diode D3, the peak voltage clamper that inductance L 3 can be produced because of leakage inductance to safety value, lifting circuit stability.

Accompanying drawing explanation

Fig. 1 is the circuit diagram of atomizer circuit.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.

Refer to Fig. 1, in the utility model embodiment, a kind of atomizer circuit, comprises transformer T, switch S, rectifier bridge Q, electric capacity C1, resistance R1, inductance L 1 and triode VT1, resistance R1 one end connecting electrode sheet b, the resistance R1 other end is connecting triode VT2 base stage and resistance R4, resistance R4 other end connecting triode VT2 emitter respectively respectively, triode VT3 base stage and resistance R5, triode VT3 collector electrode is contact resistance R2 and triode VT2 collector electrode respectively, and triode VT3 emitter connects inductance L 3 respectively, diode D2 positive pole, the resistance R5 other end and electric capacity C5, diode D2 negative pole connects ground connection diode D3 negative pole, and the electric capacity C5 other end connects inductance L 1 respectively, electric capacity C3 and rectifier bridge Q pin 3, inductance L 1 other end connects electric capacity C2 respectively, inductance L 2 and electric capacity C1, the electric capacity C2 other end is contact resistance R3 respectively, electric capacity C4 and triode VT1 base stage, the resistance R3 other end connects inductance L 3 other end, and the electric capacity C4 other end connects ultrasonic transducer B, and triode VT1 emitter connects inductance L 2 other end and diode D1 positive pole respectively, and diode D1 negative pole is connecting electrode sheet a respectively, the resistance R2 other end, the ultrasonic transducer B other end, the electric capacity C1 other end, the electric capacity C3 other end and rectifier bridge Q pin 1, rectifier bridge Q pin 2 and rectifier bridge Q pin 4 connection transformer T coil L4 two ends respectively, transformer T coil L5 connects 220V alternating current two ends by switch S.

Diode D3 is voltage stabilizing didoe.

Electrode slice a and electrode slice b forms water lev el control line.

Ultrasonic transducer Type B number is PTFH42-25K001.

Operation principle of the present utility model is: refer to Fig. 1, circuit is primarily of supersonic generator, water level controller, a few part composition such as power circuit, supersonic generator is formed primarily of triode VT1, VT1 and peripheral cell composition capacitance three-point type LC oscillator thereof, ultrasonic transducer B natural frequency fc=1.65MHz, electric capacity C1, C2 determines oscillation amplitude, L1, C2 is positive feedback element, D1 is the protection diode of VT1, because B during atomization soaks in water, water level controller is by VT2, the components and parts such as VT3 are formed, effect is: (1) provides base bias current for oscillating circuit, (2) when potted landscape middle water level is lower than set point, make the blocking of oscillator, shield.VT2, VT3 are connected into multiple tube, provide base bias current by L3, R3 to VT1, and L3 is high frequency choke coil, stop ultrasonic signal to enter water-level control circuit.The resistance of adjustment R1, can change the base current of VT1, thus controls the operating current of complete machine.Electrode slice a, b are water lev el control line, are immersed at ordinary times in water.When atomizer normally works, if water level decreasing is to certain limit, electrode slice a, b depart from the water surface, and VT2, VT3 just end, and water level controller stops providing base current to VT1, and complete machine quits work.

To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.

In addition, be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other execution modes that it will be appreciated by those skilled in the art that.

Claims

1. an atomizer circuit, comprises transformer T, switch S, rectifier bridge Q, electric capacity C1, resistance R1, inductance L 1 and triode VT1, is characterized in that, described resistance R1 one end connecting electrode sheet b, and the resistance R1 other end is connecting triode VT2 base stage and resistance R4, resistance R4 other end connecting triode VT2 emitter respectively respectively, triode VT3 base stage and resistance R5, triode VT3 collector electrode is contact resistance R2 and triode VT2 collector electrode respectively, and triode VT3 emitter connects inductance L 3 respectively, diode D2 positive pole, the resistance R5 other end and electric capacity C5, diode D2 negative pole connects ground connection diode D3 negative pole, and the electric capacity C5 other end connects inductance L 1 respectively, electric capacity C3 and rectifier bridge Q pin 3, inductance L 1 other end connects electric capacity C2 respectively, inductance L 2 and electric capacity C1, the electric capacity C2 other end is contact resistance R3 respectively, electric capacity C4 and triode VT1 base stage, the resistance R3 other end connects inductance L 3 other end, the electric capacity C4 other end connects ultrasonic transducer B, and described triode VT1 emitter connects inductance L 2 other end and diode D1 positive pole respectively, and diode D1 negative pole is connecting electrode sheet a respectively, the resistance R2 other end, the ultrasonic transducer B other end, the electric capacity C1 other end, the electric capacity C3 other end and rectifier bridge Q pin 1, rectifier bridge Q pin 2 and rectifier bridge Q pin 4 connection transformer T coil L4 two ends respectively, transformer T coil L5 connects 220V alternating current two ends by switch S.

2. atomizer circuit according to claim 1, is characterized in that, described diode D3 is voltage stabilizing didoe.

3. atomizer circuit according to claim 1, is characterized in that, described electrode slice a and electrode slice b forms water lev el control line.

4. atomizer circuit according to claim 1, is characterized in that, described ultrasonic transducer Type B number is PTFH42-25K001.