CN212092963U

CN212092963U - Ultrasonic atomization device

Info

Publication number: CN212092963U
Application number: CN202020245889.0U
Authority: CN
Inventors: 魏双施; 段生宝; 李勇; 谢劲松; 王红梅; 丁少华; 陈晔洲; 王玉珏; 刘杰
Original assignee: Suzhou Institute of Biomedical Engineering and Technology of CAS
Current assignee: Suzhou Institute of Biomedical Engineering and Technology of CAS
Priority date: 2020-03-03
Filing date: 2020-03-03
Publication date: 2020-12-08
Anticipated expiration: 2030-03-03

Abstract

The utility model discloses an ultrasonic atomization device, be in by supreme setting gradually down atomizing chamber, row's fog room, mixing chamber and the heating chamber, the setting in the atomizing box are in ultrasonic transducer, the setting in the atomizing chamber are in arrange air pump in the fog room, with row's fog shower nozzle, the setting that the air pump is connected are in fan and heater in the heating chamber and be used for with hot-blast row in the heating chamber is gone into the shower nozzle of airing exhaust in the mixing chamber. The utility model can atomize the liquid into smaller liquid drops by combining the primary ultrasonic wave with the secondary hot air, so that the atomized liquid drops can be suspended in the air for a longer time, and a better use effect is obtained; the utility model can promote the mist and the hot air to be fully mixed by arranging the guide mixing component, can improve the heating effect of the hot air on the mist, and is favorable for forming the mist into droplets with smaller diameter; through setting up automatic fluid infusion subassembly, can carry out solution to the atomizer chamber automatically and supply to maintain ultrasonic atomization device's high-efficient operation.

Description

Ultrasonic atomization device

Technical Field

The utility model relates to the field of medical equipment, in particular to ultrasonic atomization device.

Background

Ultrasonic nebulizing devices are used in a variety of applications, such as air humidification, air sterilization, or aerosol inhalation therapy in hospitals, among others. The basic principle is to aerosolize a liquid by an ultrasonic transducer for discharge into a use site. When the existing ultrasonic atomization device only atomizes liquid into droplets through an ultrasonic transducer, the diameter of the droplets is often larger, and the droplets with larger diameter are easier to sink in the air and cannot suspend for a longer time, so that the use effect of the ultrasonic atomization device is reduced. For example, when the ultrasonic atomization device is used for disinfection and sterilization, if the suspension time of the liquid drops atomized by the disinfection solution in the air is short, the probability of contact between the liquid drops of the disinfection solution and germs in the air is reduced, and the disinfection and sterilization effect is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to the not enough among the above-mentioned prior art, provide an ultrasonic atomization device.

The utility model adopts the technical proposal that: an ultrasonic atomization device comprises an atomization box, an atomization chamber, a mist discharge chamber, a mixing chamber and a heating chamber which are sequentially arranged in the atomization box from bottom to top, an ultrasonic transducer arranged in the atomization chamber, an air pump arranged in the mist discharge chamber, a mist discharge spray head connected with the air pump, a fan and a heater arranged in the heating chamber, and an exhaust spray head used for discharging hot air in the heating chamber into the mixing chamber;

the heating chamber is provided with an air inlet, and the mixing chamber is provided with an air outlet;

the atomizing chamber is communicated with the mixing chamber through the air pump and the mist discharge nozzle so as to convey mist generated in the atomizing chamber to the mixing chamber.

Preferably, a first partition plate is arranged between the atomizing chamber and the mist discharging chamber, a second partition plate is arranged between the mist discharging chamber and the mixing chamber, and a third partition plate is arranged between the heating chamber and the mixing chamber.

Preferably, the air pump is arranged on the first partition plate, the fog discharge nozzle is arranged on the second partition plate, the fog discharge nozzle extends into the mixing chamber, and the air pump is connected with the fog discharge nozzle through a fog discharge pipeline;

the air exhaust spray head is arranged on the third partition plate and extends into the mixing chamber.

Preferably, the atomizing chamber stores therein a solution for generating a mist, and the ultrasonic transducer is immersed in the solution.

Preferably, a diversion mixing assembly is further arranged in the mixing chamber, and comprises a cylinder diversion pipe, a first air inlet pipe which communicates the fog discharge nozzle to a first air inlet of the cylinder diversion pipe, a second air inlet pipe which communicates the air exhaust nozzle to a second air inlet of the cylinder diversion pipe, and an air exhaust pipe which communicates an air outlet of the cylinder diversion pipe to the air outlet;

the first air inlet is followed the axial setting of cylinder honeycomb duct, the second air inlet is followed the periphery wall tangential setting of cylinder honeycomb duct, the second air inlet with the direction of admission of first air inlet is perpendicular.

Preferably, still include automatic fluid infusion subassembly, automatic fluid infusion subassembly is including setting up the fluid infusion mouth of atomizer chamber lateral part, through fluid infusion pipeline with the liquid reserve tank of fluid infusion mouth intercommunication, rigid coupling are in the guide bar of the bottom of first baffle, can follow vertical direction slip cover and establish sealing plug, rigid coupling on the guide bar the sealing plug lateral part be used for the sealed cover in the sealing rubber piece on the fluid infusion mouth and through the connecting rod rigid coupling in the floater of sealing plug lower part.

Preferably, a limiting support rod is connected between the inner wall of the atomization chamber above the fluid infusion port and the guide rod;

the middle part of the sealing plug is provided with a guide sliding hole which is sleeved on the guide rod, and the bottom of the guide rod is connected with a limiting disc with the diameter larger than that of the guide sliding hole.

The utility model has the advantages that: the utility model can atomize the liquid into smaller liquid drops by combining the primary ultrasonic wave with the secondary hot air, so that the atomized liquid drops can be suspended in the air for a longer time, and a better use effect is obtained; the utility model can promote the mist and the hot air to be fully mixed by arranging the guide mixing component, can improve the heating effect of the hot air on the mist, and is favorable for forming the mist into droplets with smaller diameter; the utility model discloses a set up automatic fluid infusion subassembly, can carry out the solution to the atomizer chamber automatically and supply to maintain ultrasonic atomization device's high-efficient operation.

Drawings

Fig. 1 is a schematic structural view of an ultrasonic atomizing apparatus in embodiment 1 of the present invention;

fig. 2 is a schematic structural view of an ultrasonic atomizing device in embodiment 2 of the present invention;

fig. 3 is a schematic structural view of an ultrasonic atomizing device in embodiment 3 of the present invention;

fig. 4 is a partial schematic structural view of an automatic fluid infusion assembly according to embodiment 3 of the present invention;

fig. 5 is a schematic view of a fluid replenishing state of the automatic fluid replenishing assembly according to embodiment 3 of the present invention.

Description of reference numerals:

1-an atomization box; 2-an atomization chamber; 3, a fog discharging chamber; 4-a mixing chamber; 5, a heating chamber; 6, a flow guide mixing component; 7, an automatic liquid supplementing assembly; 10-an air inlet; 11-air outlet; 12-a first separator; 13-a second separator; 14-a third separator; 20-an ultrasonic transducer; 30, an air pump; 31-a fog-discharging nozzle; 32-a mist discharge pipeline; 50, a fan; 51-a heater; 52-air exhaust spray head; 60-cylinder draft tube; 61 — a first air inlet; 62-a first intake pipe; 63 — a second air inlet; 64-a second intake pipe; 65-air outlet; 66-an exhaust pipe; 70-fluid infusion port; 71-a fluid infusion pipeline; 72-liquid storage tank; 73-a guide bar; 74-a sealing plug; 75-sealing rubber sheets; 76-floating ball; 77-limit strut; 78-guide slide hole; 79-limiting disc.

Detailed Description

The present invention is further described in detail below with reference to examples so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

Example 1

As shown in fig. 1, the present embodiment provides an ultrasonic atomizing device, which includes an atomizing box 1, an atomizing chamber 2, a mist discharging chamber 3, a mixing chamber 4 and a heating chamber 5 which are sequentially arranged in the atomizing box 1 from bottom to top, an ultrasonic transducer 20 arranged in the atomizing chamber 2, an air pump 30 arranged in the mist discharging chamber 3, a mist discharging nozzle 31 connected to the air pump 30, a fan 50 and a heater 51 arranged in the heating chamber 5, and an air exhaust nozzle 52 for exhausting hot air in the heating chamber 5 into the mixing chamber 4;

an air inlet 10 is arranged on the heating chamber 5, and an air outlet 11 is arranged on the mixing chamber 4;

the atomizing chamber 2 communicates with the mixing chamber 4 through an air pump 30 and a mist discharge head 31 to deliver the mist generated in the atomizing chamber 2 to the mixing chamber 4.

Wherein, a first partition plate 12 is arranged between the atomizing chamber 2 and the mist discharging chamber 3, a second partition plate 13 is arranged between the mist discharging chamber 3 and the mixing chamber 4, and a third partition plate 14 is arranged between the heating chamber 5 and the mixing chamber 4.

Wherein, the air pump 30 is arranged on the first clapboard 12, the fog-discharging nozzle 31 is arranged on the second clapboard 13, the fog-discharging nozzle 31 extends into the mixing chamber 4, and the air pump 30 is connected with the fog-discharging nozzle 31 through the fog-discharging pipeline 32;

the exhaust nozzles 52 are provided on the third partition 14, and the exhaust nozzles 52 extend into the mixing chamber 4.

Wherein the atomizing chamber 2 stores therein a solution for generating mist, and the ultrasonic transducer 20 is immersed in the solution.

The utility model discloses in make solution gas atomization through ultrasonic transducer 20, fan 50, heater 51, air pump 30 all are connected with external power source. The solution can be selected for use according to the requirements of the use scene, such as water, or disinfectant solution or sterilization solution.

The utility model discloses a theory of operation does: the solution in the atomizing chamber 2 is atomized under the action of the ultrasonic transducer 20, and the fog is discharged into the mixing chamber 4 through the air pump 30 via the fog discharge pipeline 32 and the fog discharge nozzle 31; the outside air enters the heating chamber 5 under the action of the fan 50, and the heated air is discharged into the mixing chamber 4 through the exhaust nozzle 52, mixed with the mist and heated, so that the diameter of atomized droplets can be further reduced; finally, the fog is discharged from the air outlet 11.

The utility model discloses in, wrap up in the combination of holding 2 kinds of modes with hot-blast through ultrasonic atomization, can further reduce the diameter of the liquid drop of aerial fog, make the suspension that the particle of aerial fog can the longer time in the air to realize better effect. For example, when used for humidification (water is the solution of choice), suspension of aerosolized water droplets in the air for longer can enhance the humidification effect; for example, when the air-atomizing disinfection liquid is used for disinfection (the solution is selected as a disinfection liquid), the atomized disinfection liquid drops are suspended in the air for a longer time and can be fully contacted with bacteria in the air, and the disinfection effect is improved; for example, when the aerosol is used for pathogen inactivation (the solution is a biological blocking agent solution), the aerosol biological blocking agent liquid drops are suspended in the air for a longer time and can be fully contacted with pathogenic microorganisms in the air, so that the inactivation effect is improved; optionally, the biological blocking agent can be bovine/goat milk antibody, yolk antibody, antibody Fab segment, polypeptide or single-chain antibody, nucleic acid aptamer and the like.

In a preferred embodiment, the liquid is atomized into droplets with a particle size of 50-10 μm by one ultrasonic wave, and the particle size of the droplets is reduced to 5-0.1 μm by the secondary hot air, so that the atomized droplets can be suspended in the air for a longer time.

Example 2

Referring to fig. 2, on the basis of embodiment 1, further, a diversion mixing assembly 6 is further disposed in the mixing chamber 4, and the diversion mixing assembly 6 includes a cylinder diversion pipe 60, a first air inlet pipe 62 communicating the fog discharging nozzle 31 to a first air inlet 61 of the cylinder diversion pipe 60, a second air inlet pipe 64 communicating the air discharging nozzle 52 to a second air inlet 63 of the cylinder diversion pipe 60, and an air outlet pipe 66 communicating an air outlet 65 of the cylinder diversion pipe 60 to the air outlet 11; the first air inlet 61 is arranged along the axial direction of the cylinder guide pipe 60, the second air inlet 63 is arranged along the tangential direction of the peripheral wall of the cylinder guide pipe 60, and the second air inlet 63 is perpendicular to the air inlet direction of the first air inlet 61.

The mist axially enters the cylinder guide pipe 60 through the first air inlet 61, the hot air enters the cylinder guide pipe 60 from the second air inlet 63 in the circumferential tangential direction of the cylinder guide pipe 60, the two air flows are vertical in direction, can form a rotational flow after being mixed, and axially advances to the air outlet 11. Through producing the whirl in cylinder honeycomb duct 60, can promote fog and hot-air intensive mixing, can improve the hot-air and to the heating effect of fog, do benefit to and make the fog form the droplet that the diameter is littleer, and can guarantee that the fog after mixing high-efficient flows to air outlet 11 and discharges.

Example 3

Referring to fig. 3-5, on the basis of

embodiment

1 or 2, further, the ultrasonic atomization apparatus further includes an automatic fluid infusion assembly 7, where the automatic fluid infusion assembly 7 includes a fluid infusion port 70 disposed at a side portion of the atomization chamber 2, a fluid storage tank 72 communicated with the fluid infusion port 70 through a fluid infusion pipeline 71, a guide rod 73 fixedly connected to a bottom portion of the first partition plate 12, a sealing plug 74 slidably sleeved on the guide rod 73 in a vertical direction, a sealing rubber sheet 75 fixedly connected to a side portion of the sealing plug 74 for hermetically covering the fluid infusion port 70, and a floating ball 76 fixedly connected to a lower portion of the sealing plug 74 through a connecting rod.

A limit support rod 77 is connected between the inner wall of the atomizing chamber 2 above the fluid infusion port 70 and the guide rod 73;

the middle part of the sealing plug 74 is provided with a guide sliding hole 78 which is sleeved on the guide rod 73, and the bottom of the guide rod 73 is connected with a limit disc 79 with the diameter larger than that of the guide sliding hole 78.

Wherein, the liquid storage box 72 is provided with a liquid filling port and an air inlet, and the air inlet ensures that the air pressure inside and outside the liquid storage box 72 is balanced, so that the solution in the liquid storage box 72 can automatically flow to the liquid supplementing port 70 at the side part of the atomizing chamber 2 by means of gravity. The sealing rubber sheet 75 is larger in size than the fluid infusion port 70 so as to be able to completely seal and cover the fluid infusion port 70.

The components in the automatic liquid supplementing component 7 are preferably made of anticorrosive materials, so that the service life is prolonged. The automatic liquid supplementing assembly 7 is used for automatically supplementing the solution to the atomizing chamber 2 and maintaining the efficient operation of the ultrasonic atomizing device. The working principle is as follows:

the limit of the guiding rod 73 enables the sealing plug 74 to move only up and down, when the liquid level in the atomizing chamber 2 is at the set initial liquid level, the floating ball 76 floats on the liquid level, the buoyancy force borne by the floating ball 76 is balanced with the gravity of the components such as the sealing plug 74, and at the moment, the sealing rubber sheet 75 on the sealing plug 74 can completely and hermetically cover the liquid supplementing port 70, and the solution in the liquid storage tank 72 cannot flow into the atomizing chamber 2, as shown in fig. 4.

With the continuous operation of the ultrasonic transducer 20, the solution in the atomizing chamber 2 is discharged after being atomized, the floating ball 76 moves downward when the liquid level in the atomizing chamber 2 is lower, the sealing plug 74 slides downward relative to the guide rod 73, the sealing rubber sheet 75 gradually moves downward to separate from the fluid infusion port 70, and the solution in the liquid storage tank 72 flows into the atomizing chamber 2 through the fluid infusion port 70, as shown in fig. 5; the liquid level in the atomizing chamber 2 is gradually raised until the sealing rubber sheet 75 rises to completely and hermetically cover the liquid supplementing port 70, so that automatic liquid supplementing is realized.

Wherein, limit strut 77 limits the limit position of the upward sliding of the sealing plug 74, when the sealing plug 74 moves upward to contact with the limit strut 77, the sealing rubber sheet 75 can completely cover the fluid infusion port 70 in a sealing manner, and the fluid level in the atomizing chamber 2 is near the set initial fluid level. The stopper disk 79 limits the limit position of the downward sliding of the sealing plug 74, and prevents the sealing plug 74 from coming off the guide rod 73.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields where the invention is suitable, and further modifications may readily be made by those skilled in the art, and the invention is therefore not limited to the specific details without departing from the general concept defined by the claims and the scope of equivalents.

Claims

1. An ultrasonic atomization device is characterized by comprising an atomization box, an atomization chamber, a mist discharge chamber, a mixing chamber and a heating chamber which are sequentially arranged in the atomization box from bottom to top, an ultrasonic transducer arranged in the atomization chamber, an air pump arranged in the mist discharge chamber, a mist discharge spray head connected with the air pump, a fan and a heater which are arranged in the heating chamber, and an exhaust spray head used for discharging hot air in the heating chamber into the mixing chamber;

2. The ultrasonic atomizing device of claim 1, wherein a first partition is disposed between the atomizing chamber and the mist discharging chamber, a second partition is disposed between the mist discharging chamber and the mixing chamber, and a third partition is disposed between the heating chamber and the mixing chamber.

3. The ultrasonic atomizing device according to claim 2, wherein the air pump is disposed on the first partition plate, the mist discharge nozzle is disposed on the second partition plate, the mist discharge nozzle extends into the mixing chamber, and the air pump is connected to the mist discharge nozzle through a mist discharge pipe;

4. The ultrasonic atomizing device of claim 1, wherein the atomizing chamber has stored therein a solution for generating a mist, the ultrasonic transducer being immersed in the solution.

5. The ultrasonic atomizing device according to claim 3, wherein a flow guide mixing assembly is further provided in the mixing chamber, the flow guide mixing assembly including a cylinder flow guide, a first air inlet pipe communicating the mist discharge nozzle to a first air inlet of the cylinder flow guide, a second air inlet pipe communicating the air discharge nozzle to a second air inlet of the cylinder flow guide, and an air outlet pipe communicating an air outlet of the cylinder flow guide to the air outlet;

6. The ultrasonic atomizing device according to claim 3, further comprising an automatic fluid infusion assembly, wherein the automatic fluid infusion assembly comprises a fluid infusion port disposed at a side portion of the atomizing chamber, a fluid storage tank communicated with the fluid infusion port through a fluid infusion pipeline, a guide rod fixedly connected to a bottom portion of the first partition plate, a sealing plug slidably sleeved on the guide rod in a vertical direction, a sealing rubber sheet fixedly connected to a side portion of the sealing plug and used for sealing and covering the fluid infusion port, and a floating ball fixedly connected to a lower portion of the sealing plug through a connecting rod.

7. The ultrasonic atomizing device according to claim 6, wherein a limit strut is connected between the inner wall of the atomizing chamber above the fluid infusion port and the guide rod;