CN114588426A

CN114588426A - High-performance atomizer

Info

Publication number: CN114588426A
Application number: CN202210288828.6A
Authority: CN
Inventors: 孟飞飞; 崔育慧; 曹臣
Original assignee: Qingdao Central Hospital
Current assignee: Qingdao Central Hospital
Priority date: 2022-03-23
Filing date: 2022-03-23
Publication date: 2022-06-07

Abstract

The invention discloses a high-performance atomizer, which belongs to the field of atomizers and comprises an atomizing part, an air inlet pipe and a face mask, wherein the atomizing part is connected with the air inlet pipe, the atomizing part can atomize liquid medicine, the atomized liquid medicine is mixed with air in the air inlet pipe and then is input into the face mask, a first sealing strip and a second sealing strip are arranged on the face of the face mask, which is in contact with the face of a human body, the first sealing strip and the second sealing strip are both of closed annular structures matched with the cross section of the face mask, the annular structures of the first sealing strip and the second sealing strip are distributed in parallel, the first sealing strip comprises a first cavity in the face mask and a first elastic membrane on the tail end surface of the first cavity, the first cavity is isolated from the outside by the first elastic membrane, when the air pressure of the first cavity is increased, the first elastic membrane can expand outwards and further contact the face of the human body, when the air pressure of the first cavity becomes small, the first elastic membrane contracts inward.

Description

High-performance atomizer

Technical Field

The present invention relates to the field of atomizers.

Background

The atomizer atomizes the test solution. Nebulizers are important components of atomization systems, the properties of which have a significant influence on the precision of the assay and on chemical interference, etc. Therefore, the atomizer is required to have stable spraying, fine and uniform droplets, and high atomization efficiency.

The medical atomizer is mainly used for treating various upper and lower respiratory system diseases, such as common cold, fever, cough, asthma, sore throat, pharyngitis, rhinitis, bronchitis, pneumoconiosis and other diseases in trachea, bronchus, alveolus and thoracic cavity. The atomizing inhalation treatment is an important and effective treatment method in the treatment method of respiratory system diseases, the atomizing inhalator is adopted to atomize the liquid medicine into tiny particles, and the medicine enters the respiratory tract and the lung for deposition in a breathing inhalation mode, thereby achieving the aim of painless, rapid and effective treatment.

The face guard is held to the staff on the one hand to current atomizer when using, and the laminating power of face guard and face is not strong, can not reach complete laminating between on the other hand face guard and the human face, can produce a lot of gaps, and the liquid medicine after the atomizing can flow through the gap on the one hand, and the air in the open air also has the risk of polluting atomizing liquid medicine simultaneously.

Disclosure of Invention

The invention aims to solve the existing problems and discloses a high-performance atomizer which comprises an atomizing part, an air inlet pipe and a face mask, wherein the atomizing part is connected with the air inlet pipe, the atomizing part can atomize liquid medicine, the atomized liquid medicine is mixed with air in the air inlet pipe and then is input into the face mask, a first sealing strip and a second sealing strip are arranged on the face of the face mask, which is in contact with the face of a human body, the first sealing strip and the second sealing strip are both closed annular structures matched with the cross section of the face mask, the first sealing strip and the second sealing strip are annularly and mutually distributed in parallel, the first sealing strip comprises a first cavity in the face mask and a first elastic membrane on the tail end surface of the first cavity, the first cavity is isolated from the outside by the first elastic membrane, when the air pressure of the first cavity is increased, the first elastic membrane can expand outwards and further contact the face of the human body, when the air pressure of the first cavity is reduced, the first elastic membrane contracts inwards; the second sealing strip comprises a second cavity in the mask and a second elastic membrane arranged on the tail end surface of the second cavity, the second cavity is isolated from the outside by the second elastic membrane, when the air pressure of the second cavity is increased, the second elastic membrane can expand outwards to contact the face of a human body, and when the air pressure of the second cavity is decreased, the second elastic membrane contracts inwards; the first cavity is communicated with the second cavity, the negative pressure cavity is arranged between the first sealing strip and the second sealing strip, and when the air inlet pipe is used for air inlet, the air pressure of the first cavity and the air pressure of the second cavity can be increased, and the air pressure of the negative pressure cavity is reduced.

As an improvement, the negative pressure cavity is of a closed loop groove-shaped structure.

As an improvement, the air intake pipe is connected with the face mask through a communicating pipe, the communicating pipe comprises a first communicating pipe and a second communicating pipe, the first communicating pipe is communicated with the air intake pipe and the negative pressure cavity, and the second communicating pipe is communicated with the air intake pipe, the first cavity and the second cavity.

As the improvement, first communicating pipe extend to in the air intake pipe from the side of air intake pipe for can form relatively lower atmospheric pressure in first communicating pipe, in second communicating pipe extends to the air intake pipe from the front, make the air current in the air intake pipe can directly get into second communicating pipe. The atomizer of the invention also comprises a fixing belt which is fixed by a face mask.

The atomizer can be tightly attached to the face of a human body, the sealing performance of the mask is improved, and the atomization effect is improved.

Drawings

FIG. 1 is a schematic view of an atomizer;

fig. 2 is a schematic view of a first sealing band and a second sealing band;

FIG. 3 is a front view of the atomizer;

FIG. 4 is a cross-sectional view of the sealing band;

FIG. 5 is a schematic view of an air intake duct;

FIG. 6 is a schematic view of an atomizing area;

FIG. 7 is a schematic view of an atomizing ball;

the mark in the figure is: 100-an atomization part, 110-an atomization ball, 120-an atomization body, 121-a gas-liquid channel, 130-a rotating shaft, 140-a motor, 150-a support piece, 200-an air inlet pipe, 300-a face mask, 310-a first sealing strip, 311-a first elastic membrane, 312-a first cavity, 320-a second sealing strip, 321-a second elastic membrane, 322-a second cavity, 330-a negative pressure cavity, 400-a fixing strip, 500-a communicating pipe, 510-a first communicating pipe, 511-a first pipe orifice, 520-a second communicating pipe, 521-a second pipe orifice and 600-a human face.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without any creative work based on the embodiments of the present invention belong to the protection scope of the present invention.

While several embodiments of the present invention will be described below in order to facilitate an understanding of the invention, with reference to the related description, the invention may be embodied in many different forms and is not limited to the embodiments described herein, but rather, these embodiments are provided so that this disclosure will be thorough and complete.

The embodiment discloses a high-performance atomizer, as shown in fig. 1, the atomizer of the invention comprises an atomizing part 100, an air inlet pipe 200 and a face mask 300, wherein the atomizing part 100 is connected with the air inlet pipe 200, the atomizing part 100 can atomize a liquid medicine, the atomized liquid medicine is mixed with air in the air inlet pipe and then is input into the face mask 300, a first sealing strip 310 and a second sealing strip 320 are arranged on a face, which is in contact with a human body face, the first sealing strip 310 and the second sealing strip are both closed annular structures which are matched with the cross section of the face mask, the annular outline is matched with the cross section outline of the face mask, and the annular sealing strips are distributed in parallel.

As shown in fig. 2, which is a schematic cross-sectional view of the first sealing strip and the second sealing strip, the first sealing strip 310 includes a first cavity 312 in the mask and a first elastic membrane 311 on the end surface of the first cavity, the first elastic membrane isolates the first cavity from the outside, and when the air pressure in the first cavity is increased, the first elastic membrane can expand outward to contact the human face, as shown in fig. 4. When the air pressure of the first cavity is reduced, the first elastic membrane contracts inwards; the second sealing strip 320 comprises a second cavity 322 in the mask and a second elastic membrane 321 on the end surface of the second cavity, the second cavity is isolated from the outside by the second elastic membrane, when the air pressure of the second cavity becomes large, the second elastic membrane can be expanded outwards and then contact with the face of a human body, when the air pressure of the second cavity becomes small, the second elastic membrane contracts inwards, when the first elastic membrane and the second elastic membrane expand outwards respectively, the second elastic membrane can contact with the face of the human body, narrow gaps between the face and the mask are filled, the sealing is more tight, and two layers of sealing effects are achieved.

As shown in fig. 2, the first cavity and the second cavity are communicated, and the negative pressure cavity 330 is disposed between the first sealing strip 310 and the second sealing strip 320, when the air intake tube 200 is used for air intake, the air pressure of the first cavity and the air pressure of the second cavity can be increased, and the air pressure of the negative pressure cavity can be reduced, and the reduction of the air pressure of the negative pressure cavity can make the first elastic membrane and the second elastic membrane have a tendency of slightly contracting inwards, so that the human face has an effect of being adsorbed by the negative pressure cavity, and further, the sealing performance and the adhesion performance of the face and the human body are improved.

The negative pressure cavity is in a closed loop groove-shaped structure. The air intake pipe 200 is connected to the mask through a communicating pipe 500, the communicating pipe 500 includes a first communicating pipe 510 and a second communicating pipe 520, the first communicating pipe communicates the air intake pipe 200 and the negative pressure chamber 330, and the second communicating pipe 520 communicates the air intake pipe 200, the first cavity 312 and the second cavity 322.

The first communicating pipe 510 extends into the air intake pipe from the side of the air intake pipe 200, so that relatively low air pressure can be formed in the first communicating pipe, and the second communicating pipe 520 extends into the air intake pipe from the front, so that the air flow in the air intake pipe can directly enter the second communicating pipe 520. It also includes a securing strap 400 for securing to the mask.

As shown in fig. 5, the air intake tube 200 of the present invention has a narrow channel at the position, so that the air intake has a larger speed, and at the position of the channel, the larger air intake speed can form a lower air pressure in the first communicating tube 510 and the negative pressure chamber 330, and form a larger air pressure in the second communicating tube 520, the first cavity 312 and the second cavity 322, so that the elastic membrane expands, and the negative pressure chamber adsorbs the face of the human body, thereby improving the sealing property and the close adhesion property. When air inlet stops, the air pressure of the corresponding negative pressure cavity is increased, the elastic membrane is contracted, the mask can be separated from the face, and when the mask is used in the whole process, the fixing belt plays a role in fixing the head and the mask.

When current atomizing, atomizing ball is motionless usually, and atomizing liquid medicine strikes atomizing ball at a high speed, and at the atomizing of striking face liquid medicine, but near the striking face, the liquid medicine after the atomizing is intensive in a large number in the air, can make some atomizing liquid medicines gather again, forms great atomizing particle or even forms the liquid drop for atomizing particle size is inhomogeneous, and atomization effect is poor.

In order to solve the problem, the atomizing part 100 of the atomizer according to the present invention includes an atomizing ball 110 and an atomizing body 120, the atomizing body 120 is provided with a gas-liquid passage 121, the gas-liquid passage 121 includes a gas passage through which high-speed air flows and a liquid passage through which an atomized liquid medicine flows, the gas in the gas passage and the liquid passage liquid medicine are mixed and impact the atomizing ball 110 at a high speed for further atomization, and the atomizing ball is mounted on a support 150. Therefore, in the improved embodiment, the atomizing ball is connected with the support 150 through the rotating shaft 130, and the rotating shaft is controlled by the motor 140 to rotate, so that the rotation of the atomizing ball can be controlled at a relatively uniform speed, the faster the atomizing ball rotates, and the uniformity and the efficiency of atomization are further improved.

Claims

1. A high-performance atomizer comprises an atomizing part (100), an air inlet pipe (200) and a face mask (300), wherein the atomizing part (100) is connected with the air inlet pipe (200), the atomizing part (100) can atomize liquid medicine, the atomized liquid medicine is mixed with air in the air inlet pipe and then is input into the face mask (300), a first sealing strip (310) and a second sealing strip (320) are arranged on the face, which is in contact with the face of a human body, of the face mask, the first sealing strip (310) and the second sealing strip are both closed annular structures matched with the cross section of the face mask, the annular structures of the first sealing strip and the annular structures of the second sealing strip are distributed in parallel, the first sealing strip (310) comprises a first cavity (312) positioned in the face mask and a first elastic membrane (311) on the tail end surface of the first cavity, the first cavity is isolated from the outside by the first elastic membrane, when the air pressure of the first cavity is increased, the first elastic membrane can expand outwards to contact the face of a human body, and when the air pressure of the first cavity is reduced, the first elastic membrane contracts inwards; the second sealing strip (320) comprises a second cavity (322) positioned in the mask and a second elastic membrane (321) arranged on the tail end surface of the second cavity, the second cavity is isolated from the outside by the second elastic membrane, when the air pressure of the second cavity is increased, the second elastic membrane can expand outwards to contact the face of a human body, and when the air pressure of the second cavity is decreased, the second elastic membrane contracts inwards; the first cavity is communicated with the second cavity, a negative pressure cavity (330) is arranged between the first sealing belt (310) and the second sealing belt (320), and when the air inlet pipe (200) admits air, the air pressure of the first cavity and the air pressure of the second cavity can be increased, and the air pressure of the negative pressure cavity is reduced.

2. The high performance atomizer of claim 1, wherein said negative pressure chamber is in the form of a closed loop slot.

3. The high-performance atomizer according to claim 2, wherein the air intake tube (200) is connected to the mask through a communicating tube (500), the communicating tube (500) comprises a first communicating tube (510) and a second communicating tube (520), the first communicating tube communicates the air intake tube (200) with the negative pressure chamber (330), and the second communicating tube (520) communicates the air intake tube (200) with the first cavity (312) and the second cavity (322).

4. A high performance atomiser as claimed in claim 3, characterised in that the first communicating tube (510) extends into the air inlet tube from the side of the air inlet tube (200) so that a relatively low air pressure can be established in the first communicating tube, and the second communicating tube (520) extends into the air inlet tube from the front so that the air flow in the air inlet tube can enter the second communicating tube (520) directly.

5. The high performance nebulizer of claim 4 further comprising a securing strap (400) to secure with a face mask.