CN217286782U

CN217286782U - Compression type atomizer

Info

Publication number: CN217286782U
Application number: CN202220762720.1U
Authority: CN
Inventors: 杨秀丽
Original assignee: West China Hospital of Sichuan University
Current assignee: West China Hospital of Sichuan University
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-08-26
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a compression atomizing machine relates to hospital's articles for use field, provides a compression atomizing machine of adjustable oxygen concentration. The compression type atomizer comprises a shell, an air pump and an output connector, wherein the air pump is arranged in the shell, and the output connector is connected with the shell; the oxygen joint, the flow controller and the concentration controller are connected with the shell, and the mixer, the flow control valve and the main controller are arranged in the shell; the air pump is communicated with the mixer through an air pipe, the oxygen connector is communicated with the mixer through an oxygen pipe, the output connector is communicated with the mixer through a mixed air pipe, and the flow control valve is arranged on the oxygen pipe; the main controller can control the air pump and the flow control valve according to the input signals of the flow controller and the concentration controller.

Description

Compression type atomizer

Technical Field

The utility model relates to the field of medical equipment, especially, relate to a compression type atomizer.

Background

The atomization treatment refers to a treatment method in which the medicine is dispersed into tiny droplets or particles by an atomization device, and the droplets or particles are suspended in the air and inhaled into the respiratory tract and the lung to clean the airway, humidify the airway, and achieve the purposes of local treatment and systemic treatment.

The atomization method mainly includes ultrasonic atomization and gas atomization, wherein the gas atomization is divided into air atomization and oxygen atomization. Air atomization adopts the compression atomizer to impress the external air into the atomizer, and the air passes through at high speed in the atomizer, inhales the liquid medicine because of venturi principle production negative pressure, and the liquid medicine is atomized to the air impact liquid medicine again. Oxygen atomization is based on the same principle as air atomization, but generally does not have a special atomizer, and a hospital central oxygen supply system, an oxygen bottle or other oxygen supply equipment is used to provide high-speed oxygen.

Air atomization can be adopted for patients without oxygen inhalation requirements, and oxygen atomization is preferably adopted for patients who need to inhale oxygen and also need atomization treatment. The oxygen inhalation is divided into low flow inhalation, medium flow inhalation and high flow inhalation according to the oxygen flow and concentration, and has different indications. Generally, the flow of the low-flow oxygen absorption oxygen is 1-2L/min, and the concentration is below 40%; the flow rate of the medium-flow oxygen absorption oxygen is 2-4L/min, and the concentration is 40% -60%; the flow of the high-flow oxygen absorption oxygen is 4-6L/min, the concentration is more than 60%, and the atomization requires 6-8L/min of gas flow. Therefore, the oxygen concentration during oxygen atomization is very high, and is not the best choice for patients with low-flow oxygen inhalation and medium-flow oxygen inhalation. Although the effect is limited because the atomization time is not too long; the distance between the atomizing mask and the face of the patient can be kept to avoid the influence caused by overhigh oxygen concentration during atomization, but the optimal selection is not realized.

Therefore, the applicant designs a compression type atomizer capable of adjusting the oxygen concentration. After retrieval, ZL201520156326.3 discloses a warm air type compression atomizer, and heatable atomizing air improves comfort, and ZL202110848670.9 discloses a controllable flow compression atomizer, and adjustable output air's flow, but did not retrieve the compression atomizer that can solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: provides a compression type atomizer capable of adjusting oxygen concentration.

The technical scheme adopted for solving the problems is as follows: the compression type atomizer comprises a shell, an air pump and an output connector, wherein the air pump is arranged in the shell, and the output connector is connected with the shell; the oxygen joint, the flow controller and the concentration controller are connected with the shell, and the mixer, the flow control valve and the main controller are arranged in the shell; the air pump is communicated with the mixer through an air pipe, the oxygen joint is communicated with the mixer through an oxygen pipe, the output joint is communicated with the mixer through a mixed air pipe, and the flow control valve is arranged on the oxygen pipe; the main controller can control the air pump and the flow control valve according to the input signals of the flow controller and the concentration controller.

Further, the method comprises the following steps: the gas mixer is a hollow box.

Further, the method comprises the following steps: the compression type atomizer comprises an output joint cover and an oxygen joint cover, wherein the output joint cover is connected with the machine shell and covers the output joint, and the oxygen joint cover is connected with the machine shell and covers the oxygen joint.

Further, the method comprises the following steps: one side of the output joint cover is hinged with the shell, the other side of the output joint cover is buckled with the shell, one side of the oxygen joint cover is hinged with the shell, and the other side of the oxygen joint cover is buckled with the shell.

Further, the method comprises the following steps: the compression type atomizer comprises a button switch, and the button switch is connected with the shell; when the oxygen joint cover is buckled with the shell, the button switch is pressed, the main controller controls the flow control valve to be closed, and the concentration controller does not work; when the oxygen joint cover is opened, the button switch is not pressed, and the main controller controls the flow control valve according to input signals of the flow controller and the concentration controller.

Further, the method comprises the following steps: including taking over outward, be provided with external pipe box on the casing, external pipe is placed in external pipe box, and external pipe matches with oxygen joint.

Further, the method comprises the following steps: the shell is provided with a handle.

The utility model has the advantages that: to the patient who need not the oxygen uptake, the utility model discloses use like prior art, flow control valve closes, and air pump output air, air realize atomizing through air hose, blender, gas mixture pipe and output joint output.

For the patient who inhales oxygen, the oxygen connector is connected with a central oxygen supply system, an oxygen bottle or other oxygen supply equipment by using an external connecting pipe. The flow and the oxygen concentration of the output gas of the output joint are set through the flow controller and the concentration controller, and the main controller controls the air pump and the flow control valve according to input signals of the flow controller and the concentration controller, so that the output gas quantity of the air pump and the input oxygen quantity of the external connecting pipe are controlled, and the gas quantity and the oxygen concentration output by the final output joint are in accordance with the setting.

Therefore, the utility model can be well adapted to patients who do not inhale oxygen, inhale oxygen with low flow, inhale oxygen with medium flow and inhale oxygen with high flow.

Drawings

FIG. 1 is a view showing the construction of a compression type atomizer;

FIG. 2 is a gas circuit diagram of a compression-type atomizer;

FIG. 3 is a sectional view A-A of FIG. 1;

FIG. 4 is a diagram of a control system for a compression atomizer;

labeled as: the device comprises a shell 1, a handle 1-1, an external connection tube box 1-2, a power switch 2, a flow controller 3, a concentration controller 4, an output joint 5, an output joint cover 6, an oxygen joint 7, an oxygen joint cover 8, an air pump 9, a mixer 10, a flow control valve 11, a mixed air tube 12, an air tube 13, an oxygen tube 14, a button switch 15 and an external connection tube 16.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

As shown in fig. 1 to 4, the compression type atomizer comprises a casing 1, an air pump 9 and an output connector 5, wherein the air pump 9 is arranged in the casing 1, and the output connector 5 is connected with the casing 1; the device also comprises an oxygen joint 7, a mixer 10, a flow control valve 11, a main controller, a flow controller 3 and a concentration controller 4, wherein the oxygen joint 7, the flow controller 3 and the concentration controller 4 are connected with the machine shell 1, and the mixer 10, the flow control valve 11 and the main controller are arranged in the machine shell 1; the air pump 9 is communicated with the mixer 10 through an air pipe 13, the oxygen joint 7 is communicated with the mixer 10 through an oxygen pipe 14, the output joint 5 is communicated with the mixer 10 through a mixed air pipe 12, and the flow control valve 11 is arranged on the oxygen pipe 14; the main controller can control the air pump 9 and the flow control valve 11 according to the input signals of the flow controller 3 and the concentration controller 4.

To the patient that need not the oxygen uptake, the utility model discloses like prior art uses, flow control valve 11 closes, and air pump 9 output air, the atomizing is realized in air process air pipe 13, blender 10,

gas mixture pipe

12 and 5 outputs of output connector.

For the patient who is inhaling oxygen, the oxygen connector 7 is connected with a central oxygen supply system, an oxygen bottle or other oxygen supply equipment by using an external connecting pipe 16. The flow and the oxygen concentration of the gas output by the output joint 5 are set through the flow controller 3 and the concentration controller 4, the main controller calculates the air flow and the oxygen flow according to the input signals of the flow controller 3 and the concentration controller 4, and controls the air pump 9 and the flow control valve 11, so that the output gas quantity of the air pump and the input oxygen quantity of the external connecting pipe 16 are controlled, and the gas quantity and the oxygen concentration output by the output joint 5 finally accord with the setting.

The utility model discloses an each electrical control element is prior art, and main control unit can adopt the singlechip, and air pump 9 should be the small-size air pump of adjustable flow, and flow controller 3 and concentration controller 4 can be the knob formula, and flow control valve 11 is current automatically controlled flow control valve 11. The gas mixer 10 is used to mix air and oxygen, and the gas mixer 10 is also known in the art, such as disclosed in ZL201710170793.5, ZL201420038926.5, and ZL 201920873611.5. The utility model discloses the requirement to gas mixing is not high and follow-up transport in the gas also can further mix, consequently gas mixer 10 be simple hollow box can.

In order to avoid contamination of the outlet connection 5 and the oxygen connection 7, it is preferable that the compression type atomizer includes an outlet connection cover 6 and an oxygen connection cover 8, the outlet connection cover 6 is connected to the casing 1 and covers the outlet connection 5, and the oxygen connection cover 8 is connected to the casing 1 and covers the oxygen connection 7. When in use, the output joint cover 6 and the oxygen joint cover 8 are opened, and the output joint 5 and the oxygen joint 7 are exposed. When the oxygen gas discharge device is not used, the discharge joint cover 6 and the oxygen joint cover 8 are closed, so that the pollution of the discharge joint cover and the oxygen joint cover can be prevented.

The specific connection mode of the output joint cover 6 and the casing 1 may be that one side of the output joint cover 6 is hinged with the casing 1, and the other side is buckled with the casing 1. The specific connection mode of the oxygen joint cover 8 and the casing 1 may be that one side of the oxygen joint cover 8 is hinged with the casing 1, and the other side is buckled with the casing 1.

When oxygen is not supplied, the flow control valve 11 should be closed to prevent air from leaking from the oxygen connector 7. The concentration controller 4 can be adjusted to a minimum and the flow control valve 11 is closed. In order to improve the automation degree of the utility model, the compression type atomizer preferably comprises a button switch 15, and the button switch 15 is connected with the casing 1; when the oxygen joint cover 8 is buckled with the machine shell 1, the button switch 15 is pressed, the main controller controls the flow control valve 11 to be closed, and the concentration controller 4 does not work; when the oxygen joint cover 8 is opened, the button switch 15 is not pressed, and the main controller controls the flow control valve 11 according to the input signals of the flow controller 3 and the concentration controller 4.

So then connect when taking over 16 outward, open oxygen joint lid 8, button switch 15 does not press promptly, and flow control valve 11 is automatic recovery promptly to with current concentration controller 4 set up the phase-match, improved the utility model discloses a degree of automation.

The control mode of the utility model is open loop control. In order to make the oxygen concentration of the output gas more accurate. The utility model discloses also can further improve for closed-loop control, set up the gaseous oxygen concentration of sensor detection output promptly, give main control unit, main control unit controls air pump 9 and flow control valve 11 further regulation again.

The external connection tube 16 is used for connecting the oxygen connector 7 and the oxygen supply device. The extension tube 16 is intended to be reused without contacting the patient and the patient's breathing gases, and without contamination. Therefore, the utility model discloses preferred as follows: the compression type atomizer comprises an external connection pipe 16, an external connection pipe box 1-2 is arranged on the machine shell 1, the external connection pipe 16 is placed in the external connection pipe box 1-2, and the external connection pipe 16 is matched with the oxygen connector 7. Thus further facilitating the use of the utility model.

For the convenience of carrying the utility model, a handle 1-1 is preferably arranged on the casing 1.

Claims

1. Compression atomizing machine, its characterized in that: the air pump comprises a machine shell (1), an air pump (9) and an output connector (5), wherein the air pump (9) is arranged in the machine shell (1), and the output connector (5) is connected with the machine shell (1); the method is characterized in that: the device comprises an oxygen joint (7), a mixer (10), a flow control valve (11), a main controller, a flow controller (3) and a concentration controller (4), wherein the oxygen joint (7), the flow controller (3) and the concentration controller (4) are connected with a shell (1), and the mixer (10), the flow control valve (11) and the main controller are arranged in the shell (1); the air pump (9) is communicated with the mixer (10) through an air pipe (13), the oxygen joint (7) is communicated with the mixer (10) through an oxygen pipe (14), the output joint (5) is communicated with the mixer (10) through a mixed air pipe (12), and the flow control valve (11) is arranged on the oxygen pipe (14); the main controller can control the air pump (9) and the flow control valve (11) according to input signals of the flow controller (3) and the concentration controller (4).

2. The compression atomizer of claim 1, wherein: the gas mixer (10) is a hollow box.

3. The compression atomizer of claim 2, wherein: the oxygen joint cover comprises an output joint cover (6) and an oxygen joint cover (8), wherein the output joint cover (6) is connected with the machine shell (1) and covers the output joint (5), and the oxygen joint cover (8) is connected with the machine shell (1) and covers the oxygen joint (7).

4. The compression atomizer of claim 3, wherein: one side of the output joint cover (6) is hinged with the machine shell (1), the other side is buckled with the machine shell (1), one side of the oxygen joint cover (8) is hinged with the machine shell (1), and the other side is buckled with the machine shell (1).

5. The compression atomizer of claim 4, wherein: comprises a button switch (15), wherein the button switch (15) is connected with the shell (1); when the oxygen joint cover (8) is buckled with the shell (1), the button switch (15) is pressed, the main controller controls the flow control valve (11) to be closed, and the concentration controller (4) does not work; when the oxygen joint cover (8) is opened, the button switch (15) is not pressed, and the main controller controls the flow control valve (11) according to input signals of the flow controller (3) and the concentration controller (4).

6. The compression atomizer of any one of claims 1 to 5, wherein: the oxygen supply device comprises an external pipe (16), wherein an external pipe box (1-2) is arranged on a machine shell (1), the external pipe (16) is placed in the external pipe box (1-2), and the external pipe (16) is matched with an oxygen connector (7).

7. The compression atomizer of claim 6, wherein: a lifting handle (1-1) is arranged on the machine shell (1).