CN214382526U

CN214382526U - Liquid medicine atomizing device convenient for pediatrics

Info

Publication number: CN214382526U
Application number: CN202022986747.2U
Authority: CN
Inventors: 何勇; 汪娅
Original assignee: Nanchuan District Maternal And Child Health Hospital Of Chongqing
Current assignee: Nanchuan District Maternal And Child Health Hospital Of Chongqing
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2021-10-12
Anticipated expiration: 2030-12-11

Abstract

The utility model provides a liquid medicine atomizing device for paediatrics of being convenient for, which comprises a base, be connected with the casing on the base, the right front face of casing is equipped with switch, casing left surface integrated into one piece has the water tank, be equipped with the atomizing cup in the water tank, atomizing cup bottom is provided with waterproof sound-transmitting membrane, integrated into one piece's bowl cover and water tank upper end lock joint are gone up to the atomizing cup, integrated into one piece's play fog mouth is connected with defeated fog pipe on the bowl cover, defeated fog pipe gas outlet is connected with the face guard, it has the inlet air duct with the inside intercommunication of atomizing cup to go back integrated into one piece on the bowl cover, arrange to be equipped with axial fan in the inlet air of inlet air duct of right side shell, base surface inner chamber fixed mounting has the circuit board, switch and axial fan are connected with the circuit board electricity, the circuit board surface is equipped with high frequency oscillation circuit, piezoceramics transducer among the high frequency oscillation circuit corresponds the setting with the waterproof sound-transmitting membrane of atomizing cup bottom. The piezoelectric ceramic transducer piece and the waterproof sound-transmitting membrane are correspondingly arranged, so that the atomization quality is high, and the device is suitable for infant patients.

Description

Liquid medicine atomizing device convenient for pediatrics

Technical Field

The utility model relates to the technical field of medical equipment, concretely relates to liquid medicine atomizing device for paediatrics of being convenient for.

Background

Aerosol therapy refers primarily to aerosol inhalation therapy, where aerosol refers to tiny solid or liquid particles suspended in air. Therefore, the aerosol inhalation therapy is to disperse the medicine into tiny droplets or particles by using an atomizing device, suspend the droplets or particles in the air and enter a breathing passage and a lung so as to achieve the purposes of cleaning the air passage, humidifying the air passage, local treatment and whole-body treatment. The inventor of the utility model finds through research that the structural design of the atomizing device in the traditional atomizer is more complicated, so that the liquid medicine particles formed after the oscillation and crushing of the medicine solution are not more in quantity, and the atomizing quality is not high, thereby leading the patients, especially the children, to lack effective help for the confrontation of diseases. Therefore, it is important to develop an atomizer which is simple in structure, economical and reliable.

SUMMERY OF THE UTILITY MODEL

To current atomizer atomizing quality not high, lead to patient especially infant to lack the technical problem of effective help to the antagonism of disease, the utility model provides a liquid medicine atomizing device for paediatrics of being convenient for.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a liquid medicine atomization device convenient for pediatrics comprises a base, wherein a shell is fixedly connected to the base, a power switch is arranged on the right front face of the shell, a water tank is integrally formed on the left surface of the shell, an atomization cup is arranged in the water tank, a waterproof sound-transmitting membrane is arranged at the bottom of the atomization cup, a cup cover integrally formed on the atomization cup is buckled with the upper end of the water tank, a mist outlet integrally formed on the cup cover is connected with a mist conveying pipe, a gas outlet of the mist conveying pipe is connected with a face mask, a gas inlet channel communicated with the interior of the atomization cup is further integrally formed on the cup cover, an axial flow fan is arranged in a gas inlet of the gas inlet channel arranged on a right side shell, a gas outlet of the gas inlet channel is arranged on the upper portion of the inner wall of the atomization cup far away from the mist outlet, a circuit board is fixedly installed at the top of the shell, and the power switch and the axial flow fan are electrically connected with the circuit board, the high-frequency oscillation circuit is arranged on the surface of the circuit board and comprises a triode Q1, resistors R1 and R2, an inductor L1, a capacitor C1-C3 and a piezoelectric ceramic transduction piece PZT, the piezoelectric ceramic transduction piece PZT is correspondingly arranged with a waterproof sound-transmitting film at the bottom of the atomizing cup, a collector of the triode Q1, one end of the resistor R1 and one end of the piezoelectric ceramic transduction piece PZT are connected with a 12V power supply, a base of the triode Q1 is respectively connected with one ends of the resistor R2, the capacitor C1 and the capacitor C2 and the other end of the resistor R1, the other end of the capacitor C1 is connected with one end of the capacitor C3 and the other end of the piezoelectric ceramic transduction piece PZT through the inductor L1, and the other ends of the resistor R2, the capacitor C2 and the capacitor C3 and an emitter of the triode Q1 are all grounded.

Compared with the prior art, the utility model provides a liquid medicine atomizing device for paediatrics of being convenient for during operation, switch opens earlier, then circuit board circular telegram output 12V power gives high frequency oscillation circuit, high frequency oscillation circuit produces high frequency current, convert high frequency current into the ultrasonic wave of same frequency through piezoceramics transducer piece, the ultrasonic wave uses the water in the water tank as the medium, see through the waterproof sound-permeable membrane of atomizing cup bottom, the tension wave that utilizes ultrasonic acoustic energy effect to produce spouts into vaporific with the liquid medicine in the atomizing cup, import the distinguished and admirable wind flow to the atomizing cup through axial fan, spout vaporific liquid medicine into patient's air flue through defeated fog pipe and atomizer, with this by patient's suction direct action on the focus. In this liquid medicine atomizing device, through setting up piezoceramics transducer piece in the water tank below, and let piezoceramics transducer piece correspond/set up relatively with the waterproof sound-transmitting membrane of atomizing cup bottom, ultrasonic acoustic energy after the conversion of piezoceramics transducer piece can be fine sees through waterproof sound-transmitting membrane and the interior liquid medicine effect of atomizing cup, can make the liquid medicine particle quantity that the oscillation of drug solution is broken back forms many promptly, therefore the atomizing quality is higher, make especially infant patient of patient very help to the antagonism of disease from this, high frequency oscillation circuit in this device still has simple structure and economic and reliable's characteristics simultaneously.

Furthermore, the mist conveying pipe is a telescopic corrugated pipe.

Furthermore, an air volume adjusting valve is connected in the air inlet channel on the inner side of the axial flow fan in a penetrating manner.

Furthermore, the piezoelectric ceramic transduction piece PZT is a phi 25BNi/2.4M ultrasonic atomization piece.

Drawings

Fig. 1 is the utility model provides a be convenient for paediatrics liquid medicine atomizing device structure sketch map.

Fig. 2 is a schematic diagram of a high-frequency oscillation circuit provided by the present invention.

In the figure, 1, a base; 2. a housing; 3. a water tank; 4. an atomizing cup; 41. a cup cover; 42. a mist outlet; 5. a waterproof sound-transmitting membrane; 6. a mist conveying pipe; 7. a face mask; 8. an air inlet channel; 9. an axial flow fan; 10. a circuit board; 11. an air volume adjusting valve.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further explained by combining with the specific drawings.

In the description of the present invention, it is to be understood that the terms "longitudinal", "radial", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1 and 2, the present invention provides a liquid medicine atomizing device for pediatrics, including a base 1, a housing 2 fixedly connected to the base 1, a power switch (not shown) disposed on a right front surface of the housing 2, a water tank 3 integrally formed on a left surface of the housing 2, a platform pre-disposed on the left surface of the housing 2, the water tank 3 integrally formed on the platform, an atomizing cup 4 disposed in the water tank 3, a waterproof sound-permeable membrane 5 disposed at a bottom of the atomizing cup 4, the waterproof sound-permeable membrane 5 being a metal sheet having a plurality of pores and being permeable to sound energy, the specific structure of which is known to those skilled in the art, an integrally formed mist outlet 41 on the atomizing cup 4 being fastened to an upper end of the water tank 3, a mist outlet 42 integrally formed on a cup cover 41 being connected to a mist pipe 6, the mist outlet 42 being inevitably communicated with an inside of the atomizing cup 4, the air outlet of the mist conveying pipe 6 is connected with a face mask 7, the specific composition of the face mask 7 is the prior art well known to those skilled in the art, a patient can fix the face mask 7 on the face by wearing the face mask, an air inlet channel 8 communicated with the inside of the atomizing cup 4 is also integrally formed on the cup cover 41, an axial flow fan 9 is arranged in the air inlet of the air inlet channel 8 of the right side shell, the air outlet of the air inlet channel 8 is arranged at the upper part of the inner wall of the atomizing cup 4 far away from the mist outlet 42, a circuit board 10 is fixedly arranged at the top of the shell 2, the power switch and the axial flow fan 9 are electrically connected with the circuit board 10, after the power switch is opened, the axial flow fan 9 rotates under the power supply condition of the existing power circuit on the circuit board 10 to convey the external environment air into the atomizing cup 4 through the air inlet channel 8, the surface of the circuit board 10 is provided with a high-frequency oscillation circuit, the high-frequency oscillation circuit comprises a triode Q1, resistors R1 and R2, an inductor L1, a capacitor C1-C3 and a piezoelectric ceramic transduction piece PZT, the piezoelectric ceramic transduction piece PZT is correspondingly arranged with the waterproof sound-transmitting film 5 at the bottom of the atomizing cup 4, a collector of the triode Q1, one end of the resistor R1 and one end of the piezoelectric ceramic transduction piece PZT are connected with a 12V power supply, the 12V power supply can be specifically provided through an existing power supply circuit on the circuit board 10, a base of the triode Q1 is respectively connected with one ends of the resistor R2, the capacitor C1 and the capacitor C2 and the other end of the resistor R1, the other end of the capacitor C1 is connected with one end of the capacitor C3 and the other end of the piezoelectric ceramic transduction piece PZT through the inductor L1, and the other ends of the resistor R2, the capacitor C2 and the capacitor C3 and an emitter of the triode Q1 are all grounded.

In a specific embodiment, the mist pipe 6 is a telescopic bellows, so that after the patient fixes the mask 7 on the face, the mist pipe 6 can be properly extended or contracted as required to adjust the position comfort during the atomization process.

As a specific embodiment, referring to fig. 1, an air volume adjusting valve 11 is connected through the air inlet channel 8 inside the axial flow fan 9, so as to adjust the air volume in the air inlet channel 8, and thus, the atomized liquid medicine particles in the atomizing cup 4 can better enter the mist conveying pipe 6 along with the air flow.

As a specific embodiment, the piezoelectric ceramic transduction piece PZT is realized by selecting the existing phi 25BNi/2.4M ultrasonic atomization piece, so that the high-frequency oscillation circuit can generate the resonant frequency of about 2.4 MHz. Of course, the piezoelectric ceramic transducer plate with other frequencies can be selected by the person skilled in the art to be applied according to the needs.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A liquid medicine atomization device convenient for pediatrics comprises a base, wherein a shell is fixedly connected to the base, and a power switch is arranged on the right front face of the shell, and the liquid medicine atomization device is characterized in that a water tank is integrally formed on the left surface of the shell, an atomization cup is arranged in the water tank, a waterproof sound-transmitting membrane is arranged at the bottom of the atomization cup, a cup cover integrally formed on the atomization cup is buckled with the upper end of the water tank, a mist outlet integrally formed on the cup cover is connected with a mist conveying pipe, a gas outlet of the mist conveying pipe is connected with a face cover, an air inlet channel communicated with the inside of the atomization cup is further integrally formed on the cup cover, an axial flow fan is arranged in an air inlet of the air inlet channel of the right shell, an air outlet of the air inlet channel is arranged at the upper part of the inner wall of the atomization cup far away from the mist outlet, a circuit board is fixedly installed at the top of the shell, and the power switch and the axial flow fan are electrically connected with the circuit board, the high-frequency oscillation circuit is arranged on the surface of the circuit board and comprises a triode Q1, resistors R1 and R2, an inductor L1, a capacitor C1-C3 and a piezoelectric ceramic transduction piece PZT, the piezoelectric ceramic transduction piece PZT is correspondingly arranged with a waterproof sound-transmitting film at the bottom of the atomizing cup, a collector of the triode Q1, one end of the resistor R1 and one end of the piezoelectric ceramic transduction piece PZT are connected with a 12V power supply, a base of the triode Q1 is respectively connected with one ends of the resistor R2, the capacitor C1 and the capacitor C2 and the other end of the resistor R1, the other end of the capacitor C1 is connected with one end of the capacitor C3 and the other end of the piezoelectric ceramic transduction piece PZT through the inductor L1, and the other ends of the resistor R2, the capacitor C2 and the capacitor C3 and an emitter of the triode Q1 are all grounded.

2. The device for facilitating atomization of liquid medicine for pediatrics as claimed in claim 1, wherein the mist delivery tube is a telescopic bellows.

3. The liquid medicine atomizing device for pediatrics as claimed in claim 1, wherein an air volume adjusting valve is connected through an air intake channel inside said axial flow fan.

4. The liquid medicine atomizing device for facilitating pediatrics as claimed in claim 1, wherein said piezoelectric ceramic transducer plate PZT is a Φ 25BNi/2.4M ultrasonic atomizing plate.