CN2934984Y

CN2934984Y - Ultrasonic wave atomization humidifier

Info

Publication number: CN2934984Y
Application number: CNU2005201424500U
Authority: CN
Inventors: 于向东
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-12-05
Filing date: 2005-12-05
Publication date: 2007-08-15
Anticipated expiration: 2015-12-05

Abstract

The utility model belongs to electromechanical domain, in particular to an ultrasonic air humidifying device with automatic humidity control function. The device includes a plurality of atomization unit, a circuit control assembly, a transformer, a fan, a humidity sensor and a water supply electromagnetic valve, etc. Each unit atomizes the water into ultra-fine particles according to high-frequency ultrasonic vibration principle. The ultra-fine particles are sent into the air and combine with air completely, so that the air humidifying is realized. At the same time, the humidifying device can sense the humidity of outer environment by the humidity sensor, turn on the humidifying device automatically and turn off the device automatically after the set value of humidity is reached.

Description

Supersonic atomizing humidifier

Affiliated technical field

The utility model belongs to dynamo-electric field, be particularly related to a kind of ultrasonic type air humidifying equipment that humidity is controlled function automatically that has, this equipment is made up of several atomization units, circuit control assembly, transformer, blower fan, humidity sensor, water supply electromagnetic valve etc., each unit all is to utilize the high-frequency ultrasonic vibration principle, water smoke is changed into ultramicron, and they are delivered in the air fully combine, thereby reach the purpose that increases air humidity with air; Simultaneously, humidifier can be according to the perception of humidity sensor to outside ambient humidity, control automatically humidification apparatus the unlatching humidification, reach latching after the humidity set point.

Background technology

At present, existing most ultrasonic type humidification apparatus, the mode of operation that many employings are opened manually or closed, humidification apparatus can only be opened or be closed when unattended for a long time continuously, has wasted the energy; The humidity controller of humidification apparatus mostly is nonstandard coupling, should not be obtained good control by the ambient humidity of humidification, and in use the humidification control accuracy is relatively poor.

For solving the existing existing above-mentioned defective of ultrasonic type humidifier, when satisfying the automatic control of environment humidification, improve the humidity control accuracy, the utility model provides a kind of efficient humidification, humidity ultrasonic type humidifier of control automatically that possesses.

Summary of the invention

The purpose of this utility model provide a kind of have energy-efficient, control the automaticity height, safe in utilization stable, humidification efficiency is high and the surrounding air humidification apparatus of characteristics such as applied widely.Compare with existing industrial humidification apparatus, the utility model has embodied electromechanical integration in design philosophy, not only possesses the internal structure compactness, controls the automaticity height, and volume is little, and the humidification efficiency height is easy for installation, handling safety, advantage such as directly perceived.

The technical scheme that circuit control terminal of the present utility model is adopted is: the characteristic of utilizing electronic circuit, the humidity sensor that is equipped with according to control terminal detects ambient humidity, light and temperature, change the moisture signal of sensor feedback into voltage signal through oversampling circuit, through operational amplifier amplify and voltage comparator relatively after, this signal is conducted to relay; Power supply by relay control humidifier atomization unit can set up the rh value of environment on their own according to the ambient humidity demand of oneself thereby reach the user; Be that the user sets a certain rh value in advance, when ambient humidity reached this setting value, humidifier quit work automatically, and when being lower than this setting value, humidifier restarts work, thereby had realized the environment design philosophy of the wet control of weighing apparatus automatically.

Humidifier has used the supersonic oscillations principle when using, and promptly uses the higher-order of oscillation that water is shaken and is cleaved into minimum hydrone and goes out to be diffused into the purpose that reaches air wetting in the air with wind.

Description of drawings:

Fig. 1 is ultrasonic humidifier easy structure figure;

Fig. 2 is circuit theory diagrams.

The specific embodiment:

As shown in FIG., the user passes through humidity sensor 6 before start, after setting the required rh value of user environment, start is opened entering water electromagnetic valve 4 by 1 water is imported atomizing groove 8, when treating that water level reach a certain height, atomization unit 5 produces high-frequency transmission by oscillating circuit and gives transducing sheet 7, and the transducing sheet is started working, and is blown to the purpose that reaches humidification in the air by blower fan 2 thereby atomize water into particulate.At this moment, if humidity is lower than user's setting value in the humidity sensor acquisition environment, control section 1 can order entering water electromagnetic valve 4, atomization unit 5, transducing sheet 7, blower fan 2 to be started working simultaneously, carries out humidification work to external environment condition.

Behind humidification after a while, humidity sensor 6 acquisition environments reach when setting humidity value, and control section 1 promptly orders entering water electromagnetic valve 4, atomization unit 5, transducing sheet 7, blower fan 2 to stop simultaneously carrying out humidification work to external environment condition.When external environment condition humidity was lower than the user once more and sets value, control section 1 ordered entering water electromagnetic valve 4, atomization unit 5, transducing sheet 7, blower fan 2 to be started working simultaneously once more, reaches automatic switching with this.

The circuit working principle:

The utility model is made up of humidity sensor, follower amplifier, comparator, water supply electromagnetic valve, atomization unit etc., is applicable to the workshop environment that reaches the constant control of humidity by forced humidification.

Its workflow is: when ambient humidity is lower than the humidity value of customer requirements, connect the power supply (it is errorless to confirm that the water source connects) of humidifier, press the setting button, adjust humidity and set potentiometer, stop when observing viewing area humidity indicator lamp to the humidity requirement value simultaneously, the setting button resets.This moment, external environment humidity was lower than the humidity value of customer requirements, and then comparator is exported high level in the circuit, and relay j1 starts working, and while engage relay j3, water supply electromagnetic valve begin water inlet, blower fan is started working; After reaching certain water level, relay j4 adhesive, this moment, atomization unit was started working, and water is shaken is broken into minimum particle, is blown in the air by blower fan, increases ambient humidity; When ambient humidity reaches the humidity value of setting, the detected limited signal of going up of humidity sensor forces the comparator counter-rotating, comparator is exported high level again, relay j2 adhesive, block system relay j4 coil two ends power supply, atomization unit quits work, the charge circuit of while on-delay relay j5, relay j3 and relay j2 are turn-offed in relay j5 adhesive

Humidifier quits work.When ambient humidity was lower than the humidity value of user's setting, humidity sensor detected down limited signal and makes the comparator counter-rotating once more, comparator output high level, workflow when repeating to start shooting.

The operation principle of atomizer circuit: (as Fig. 2) this circuit working is to produce ultrasonic wave, utilizes ultrasonic directional pressure that water is sprayed again, just cavitation has produced fog (minimum drop) in addition.This circuit is made up of three parts: 1, and the rectification circuit D1 ~ D4 of power supply; 2, supersonic generator; 3, water level control automatic protection circuit.Circuit 2 is capacitance connecting three point type oscillators; wherein TD is the frequency f c=1.65MHz of piezoelectric ceramic vibrator (high strength electrode ceramic sheet) decision oscillator; resonant tank L1; the amplitude of C1 decision oscillator; its intrinsic frequency is a little less than fc; resonant tank L2; C2 is the positive feedback loop of oscillator; its intrinsic frequency is a little more than fc, and frequency is high more, feeds back strong more; TD is in the water during because of atomizing; C4 is a water proof electric capacity, and D5 is the protection diode of BG1, and circuit 3 is the biasing circuits for oscillating tube BG1; form the direct current emitter-follower by BG2 and BG3 multiple tube; supply with the bias current of BG1 by L3 and R2, the size of the adjustable bias current of Ro generally makes the complete machine electric current reach 0.6A for well.L3 is a high frequency choke coil, and obstruct ends ultrasonic signal and enters dc bias circuit, to guarantee BG1 pipe stabilization of operating point.

Claims

1. one kind has the ultrasonic type air humidifying equipment that humidity is controlled function automatically, this equipment is by many atomizing junior units, circuit control assembly, transformer, blower fan, compositions such as humidity sensor, each atomization unit all is to utilize the high-frequency ultrasonic vibration, water smoke is changed into ultramicron, and they are delivered in the air, thereby reach the purpose that increases air humidity, it is characterized in that: control terminal is equipped with humidity sensor, the moisture signal that changes sensor feedback is a voltage signal, compare through operational amplifier amplification and voltage comparator, signal is conducted to relay; The power supply of relay control humidifier atomization unit.