CN213491235U

CN213491235U - Portable ultrasonic atomization device

Info

Publication number: CN213491235U
Application number: CN202021970572.XU
Authority: CN
Inventors: 胡道军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-06-22
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a portable ultrasonic atomization device, which comprises a shell, a medicine cup, a fog discharge port, a face mask and an all-in-one power line; the upper end of the shell is connected with the medicine cup, a liquid inlet channel communicated with the medicine cup is arranged in the shell, and an ultrasonic transducer and a circuit board which are electrically connected are arranged in the shell; the ultrasonic transducer is arranged on one side of the liquid inlet channel and is communicated with the mask through the mist discharge port; one end of the all-in-one power line is electrically connected with the circuit board, and the other end of the all-in-one power line is provided with a Type-c USB interface, a USB A interface and a MICRO USB interface which are respectively electrically connected with the circuit board. The utility model has the advantages that: through the action of the all-in-one power line, the atomization device does not need a built-in battery, and the mobile electronic equipment can be used for supplying power to the circuit board, so that the volume and the weight of the atomization device are greatly reduced; the reduction of electronic equipment results in a reduced failure rate and an extended service life.

Description

Portable ultrasonic atomization device

Technical Field

The utility model belongs to the technical field of atomizing medical equipment, especially, relate to a portable ultrasonic atomization device.

Background

There are two main types of atomizers on the market today, desktop atomizers and portable atomizers. Desk-top atomizer mainly comprises two parts of atomizing face guard and atomization generator, and atomizing face guard and atomization generator pass through the hose connection, and this kind of atomizer can only fix and place because atomization generator is heavy and bulky, has the defect that is not convenient for remove and carry. The portable atomizer is a device which is integrated with a face mask, an atomization generator and a battery in a small size, usually omits a hose, and is more portable compared with a desk-top atomizer. However, since the battery is needed to supply power and the battery occupies a large weight of the whole atomizer, the portable atomizer still has a large volume and weight, and the portable atomizer is inconvenient to carry or move. If the existing electronic equipment with a USB interface can be used to directly supply power (for example, a mobile phone carried about), the size and weight of the portable atomization device can be greatly reduced, and the portable atomization device is more convenient to carry.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide a portable ultrasonic atomization device small, light in weight can directly be supplied power by the cell-phone.

In order to achieve the purpose, the portable ultrasonic atomization device designed by the utility model comprises a shell, a medicine cup, a fog discharge port, a face mask and an all-in-one power line;

the upper end of the shell is connected with the medicine cup, a liquid inlet channel communicated with the medicine cup is arranged in the shell, and an ultrasonic transducer and a circuit board which are electrically connected are arranged in the shell; the ultrasonic transducer is arranged on one side of the liquid inlet channel and is communicated with the face mask through the mist discharge port;

all-in-one power line one end with the circuit board electricity is connected, all-in-one power line other end be equipped with respectively with Type-c USB interface, USB A interface and MICRO USB interface that the circuit board electricity is connected.

Further, the lower end of the medicine cup is provided with an inclined part or a closing part communicated with the liquid inlet channel.

Further, a fifth pin of the Type-c USB interface is grounded and is connected with a resistor R1 in series.

Furthermore, a fourth pin of the MICRO USB interface is grounded and is connected in series with a resistor R2.

Further, a pwm pulse chip U1, a transformer L1, a MOS transistor Q1, a feedback voltage FB1, a resistor and a capacitor are arranged on the circuit board; the fifth pin of the pwm pulse chip U1 is connected to the MOS transistor Q1 through a resistor, the seventh pin of the pwm pulse chip U1 is connected to the feedback voltage FB1, and the third pin of the MOS transistor Q1 is connected to the transformer L1.

The utility model has the advantages that: through the action of the all-in-one power line, the atomization device does not need to be internally provided with a battery, can be directly and electrically connected with mobile electronic equipment with a USB interface, such as a mobile phone, a flat panel and the like, and supplies power to the ultrasonic transducer by utilizing the mobile electronic equipment, so that the size and the weight of the atomization device are greatly reduced, and the atomization device is small, exquisite, light and more convenient to carry; and need not to charge or change the battery, need not to set up microcontroller or singlechip on the circuit board, manufacturing cost reduces, and the reduction of electronic equipment leads to the fault rate to reduce, and is not fragile, life extension.

Drawings

Fig. 1 is a schematic structural diagram of the portable ultrasonic atomizing device of the present invention.

FIG. 2 is a circuit diagram of the Type-c USB interface of FIG. 1.

Fig. 3 is a circuit diagram of the MICRO USB interface of fig. 1.

Fig. 4 is a circuit diagram of the circuit board of fig. 1.

In the figure, a shell 1, a medicine cup 2, a fog discharge port 3, a face mask 4, an all-in-one power line 5, a liquid inlet channel 6, an ultrasonic transducer 7, a circuit board 8, an inclined part 9, a Type-c USB interface 10, a USB A interface 11 and a MICRO USB interface 12.

Detailed Description

The invention is described in further detail below with reference to the figures and the specific embodiments.

A portable ultrasonic atomizer as shown in fig. 1-4, comprising a housing, a medicine cup, a mist discharge port, a face mask and an all-in-one power cord;

the upper end of the shell is connected with the medicine cup, a liquid inlet channel communicated with the medicine cup is arranged in the shell, and an ultrasonic transducer and a circuit board which are electrically connected are arranged in the shell; the ultrasonic transducer is arranged on one side of the liquid inlet channel and is communicated with the mask through the mist discharge port;

one end of the all-in-one power line is electrically connected with the circuit board, and the other end of the all-in-one power line is provided with a Type-c USB interface, a USB A interface and a MICRO USB interface which are respectively electrically connected with the circuit board. Wherein, USB A interface can be used for with the treasured or the charger connection that charges, for atomizing device power supply.

The fifth pin of the Type-c USB interface is grounded and is connected with a resistor R1 in series. The fourth pin of the MICRO USB interface is grounded and is connected with a resistor R2 in series. The circuit board is provided with a pwm pulse chip U1, a transformer L1, an MOS tube Q1, a feedback voltage FB1, a resistor and a capacitor; a fifth pin of the pwm pulse chip U1 is connected to the MOS transistor Q1 through resistors (such as resistors R14 and R18 shown in fig. 3), and a seventh pin of the pwm pulse chip U1 is connected to the feedback voltage FB 1; the third pin of the MOS transistor Q1 is connected to the transformer L1.

When the all-in-one power line is electrically connected with a mobile phone or a charger, the pwm pulse chip U1 oscillates, the fifth pin of the pwm pulse chip U1 outputs pwm wave to control the MOS tube Q1, the MOS tube Q1 controls the transformer L1 and the ultrasonic transducer CN2 to oscillate, the seventh pin of the pwm pulse chip U1 detects feedback voltage, and pwm frequency is adjusted according to a detection result, so that the ultrasonic transducer works at an optimal working frequency point.

It should be noted that the key to power the Type-c USB interface of this embodiment is the fifth pin, the key to power the socket MICRO USB interface is the fourth pin, and the two pins (the fifth pin and the fourth pin) are respectively grounded through resistors R1 and R2 or directly grounded (i.e., R1 is 0 Ω, and R2 is 0 Ω), when the Type-c USB interface or the MICRO USB interface is connected to the interface of the mobile phone, the mobile phone detects a low level, and outputs 5V voltage at the 4 th, 9 th, 16 th, and 21 st pins of the Type-c USB interface, or outputs 5V voltage at the first pin of the MICRO USB interface, thereby implementing power supply to the atomization device of this embodiment.

If the ground resistors R1 and R2 are not provided in the Type-c USB interface and the MICRO USB interface, the mobile phone will not output 5V voltage to the corresponding pins, i.e., if a common data line or power line is used to replace the all-in-one power line of the present embodiment to connect the mobile phone and the atomizer of the present embodiment, the atomizer of the present embodiment cannot be powered.

In order to reduce the medicine residue, the lower end of the medicine cup is provided with an inclined part or a closing part communicated with the liquid inlet channel. A layer of net piece can be laid on the inner wall of the inclined part, when liquid medicine flows through the net piece, particles in the liquid medicine are filtered by the net piece, the lower end of the liquid inlet channel is prevented from being blocked or generating sediments, and the liquid medicine is not convenient to clean.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that a person skilled in the art should also recognize that several modifications and decorations can be made without departing from the principle of the present invention, and the protection scope of the present invention is also covered.

Claims

1. A portable ultrasonic atomization device is characterized in that: comprises a shell (1), a medicine cup (2), a fog discharging port (3), a face mask (4) and an all-in-one power line (5);

the upper end of the shell (1) is connected with the medicine cup (2), a liquid inlet channel (6) communicated with the medicine cup (2) is arranged in the shell (1), and an ultrasonic transducer (7) and a circuit board (8) which are electrically connected are arranged in the shell (1); the ultrasonic transducer (7) is arranged on one side of the liquid inlet channel (6) and is communicated with the face mask (4) through the mist discharge port (3);

all-in-one power line (5) one end with circuit board (8) electricity is connected, all-in-one power line (5) other end be equipped with respectively with Type-c USB interface (10), USB A interface (11) and MICRO USB interface (12) that circuit board (8) electricity is connected.

2. The portable ultrasonic atomizing device according to claim 1, wherein: the lower end of the medicine cup (2) is provided with an inclined part (9) or a closing part which is communicated with the liquid inlet channel (6).

3. The portable ultrasonic atomizing device according to claim 1, wherein: and the fifth pin of the Type-c USB interface (10) is grounded and is connected with a resistor R1 in series.

4. The portable ultrasonic atomizing device according to claim 1, wherein: the fourth pin of the MICRO USB interface (12) is grounded and is connected with a resistor R2 in series.

5. The portable ultrasonic atomizing device according to claim 1, wherein: the circuit board (8) is provided with a pwm pulse chip U1, a transformer L1, an MOS tube Q1, a feedback voltage FB1, a resistor and a capacitor; the fifth pin of the pwm pulse chip U1 is connected to the MOS transistor Q1 through a resistor, the seventh pin of the pwm pulse chip U1 is connected to the feedback voltage FB1, and the third pin of the MOS transistor Q1 is connected to the transformer L1.