CN210992357U - Air convection type atomizing cup - Google Patents

Abstract

The utility model belongs to the technical field of the medical equipment technique and specifically relates to an air convection formula atomizing cup is related to, the utility model discloses a cup, lid, the atomization component that has the intake pipe, the both ends of intake pipe are located the cup respectively and outside the cup, the intake pipe is located one of the cup outside and serves and be equipped with the blow vent, the intake pipe is located one of the cup and serves and be equipped with the gas outlet, has seted up out the fog mouth on the lid, the atomization component includes the telescopic bucket, the sleeve pipe is kept away from one of cup bottom and is served gas vent, liquid outlet, be equipped with air inlet, closure member on the lid, air inlet. External compressed gas enters from the vent hole and takes away gas at the liquid outlet, liquid medicine at the bottom of the cup body discharges the liquid outlet, and the liquid medicine is changed into mist-shaped particles and is discharged from the mist outlet for a patient to absorb; the external air enters the cup body from the air inlet, and the mist outlet speed is increased; when the closure is closed to the air inlet, the rate of mist generation will be slowed. The utility model discloses can adjust out fog speed in order to be applicable to different diseases.

Description

An air convection atomizing cup

technical field

The utility model relates to the technical field of medical equipment, in particular to an air convection atomizing cup.

Background technique

Medical atomizing cups are mainly used to treat various upper and lower respiratory diseases, such as colds, fever, cough, asthma, sore throat, pharyngitis, rhinitis, bronchitis, pneumoconiosis and other diseases that occur in the trachea, bronchi, alveoli and chest cavity. Atomization inhalation therapy is an important and effective treatment method in the treatment of respiratory system diseases. Atomization inhaler is used to atomize the liquid medicine into tiny particles, and the medicine enters the respiratory tract and lungs through breathing and inhalation, so as to achieve no pain. , the purpose of rapid and effective treatment.

The existing atomizing cup mainly adopts the jet atomization method to atomize the liquid medicine, that is, according to the Venturi injection principle, the compressed air is used to form a high-speed airflow through the small nozzle, and the negative pressure generated drives the liquid or other fluids to be sprayed together. On the barrier, under the high-speed impact, it splashes around to make the droplets turn into mist-like particles and spray out from the air outlet.

However, different diseases require different mist discharge rates, and the mist discharge rate of the existing atomizing cup is constant, so this kind of atomizing cup cannot meet the needs of different diseases, so it needs to be improved.

Utility model content

In view of the above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide an air convection atomizing cup, which can adjust the rate of mist output to be suitable for different diseases.

The above technical purpose of the present utility model is achieved through the following technical solutions: an air convection atomizing cup, comprising a cup body with an air intake pipe, a cover body closed on the cup body, an atomization assembly, and two ends of the air intake pipe. They are respectively located inside the cup and outside the cup, the air inlet pipe is provided with a vent on one end outside the cup, the air inlet pipe is provided with an air outlet on one end inside the cup, the cover body is provided with a mist outlet, and the atomization assembly includes a set on the A sleeve is set outside the air inlet pipe and the opening is toward the bottom of the cup body. The inner wall of the sleeve and the outer wall of the air inlet pipe form a liquid outlet cavity, and an exhaust port corresponding to the air outlet is opened on the end of the sleeve away from the bottom of the cup body. , Connected to the liquid outlet of the liquid outlet cavity, and the inner wall of the sleeve away from the bottom of the cup body abuts against the end of the air inlet pipe located in the cup body, and the cover body is provided with an air inlet for sealing the air inlet. Parts, the air inlet is provided with a mist blocking part.

By adopting the above technical solution, the external compressed gas enters from the ventilation port and is discharged from the air outlet and the exhaust port, and the compressed gas will take the gas out of the liquid port, so that a negative pressure is formed at the liquid outlet, and the liquid medicine at the bottom of the cup body will Filled into the liquid outlet cavity and discharged from the liquid outlet, the compressed air hits the liquid medicine, so that the liquid medicine splashes around and turns into mist-like particles, and the mist-like particles are driven by the compressed air and discharged from the mist outlet for the patient. At the same time, the mist blocking member will block the mist particles and reduce the discharge of mist particles from the air inlet; external air will enter the cup from the air inlet, balancing the pressure inside the cup and the external environment , the rate of mist out will be accelerated; when closed at the air inlet by the closure, the rate of mist out will be slowed down.

The utility model is further configured as follows: the fog blocking member is a fog blocking cylinder fixed on the cover body and provided with openings on both upper and lower sides, the lower opening of the fog blocking cylinder corresponds to the liquid outlet, and the upper side of the fog blocking cylinder The opening corresponds to the mist outlet.

By adopting the above technical solution, the mist particles formed by the impact of the compressed air will be brought into the mist blocking cylinder by the compressed air and sprayed out through the mist outlet, reducing the occurrence of the mist particles being discharged from the air inlet.

The utility model is further provided that: the inner wall of the mist blocking cylinder is provided with a guide surface inclined towards the bottom of the cup body, and the upper opening area of the mist blocking cylinder is smaller than the lower opening area of the mist blocking cylinder.

By adopting the above technical solution, the mist particles entering the mist blocking cylinder will move along the guide surface, the mist particles with small volume will be directly discharged from the mist outlet, and the mist particles with large volume will be easily adsorbed on the guide surface , and gradually agglomerate and then fall back into the cup for secondary atomization, so that most of the mist particles discharged from the mist outlet are small mist particles for the patient to absorb.

The utility model is further configured as follows: an annular groove is formed on one end of the cover body away from the cup body, and the annular groove is communicated with the mist outlet.

By adopting the above technical solution, the mist-like particles discharged from the mist outlet will diffuse in the annular groove, and the large-volume mist-like particles will be adsorbed on the wall of the annular groove groove, and after gradually condensing, they will flow back into the cup for a second time. Atomization: The atomized particles will be more uniform after spraying through the annular groove, so as to be absorbed by the patient.

The utility model is further arranged as follows: a support frame is fixed on one end of the sleeve barrel away from the bottom of the cup body, and the support frame is fixed with an end of the sleeve barrel away from the bottom of the cup body, and the gas at the exhaust port is dispersed to the outlet. baffle at the liquid port.

By adopting the above technical solution, the compressed gas will be blocked by the baffle after being ejected from the exhaust port, and the compressed air will be dispersed to the liquid outlet, so that the compressed air can easily take the air out of the liquid outlet, so that the liquid medicine can be discharged from the liquid outlet. mouth discharge.

The utility model is further configured as follows: the liquid outlet is provided with two groups on the casing and symmetrically arranged on both sides of the baffle.

By adopting the above technical solution, the compressed air will be divided into two parts after being blocked and dispersed by the baffle and pass through the liquid outlets on both sides of the baffle, so that the medicinal liquid is discharged from the liquid outlet, and the arrangement of the two sets of liquid outlets improves the The atomization efficiency of the liquid medicine.

The utility model is further provided that: a limit ring for limiting the spray range is fixed on the support frame.

By adopting the above technical solution, when the liquid medicine is discharged from the liquid outlet and hit by the compressed air into mist-like particles, a part of the atomized particles will directly pass through the middle of the limit ring and be discharged from the mist outlet, while the other part of the mist-like particles will It will adhere to the limit ring and gradually agglomerate and fall into the cup body, reducing the occurrence of fog particles adhering to the cover body, so that the fog particles can agglomerate faster for subsequent use.

The utility model is further configured as follows: the closure member is a closure cover, the cover body is fixed with an insertion column, the closure cover is fixed with a fixing block that rotates around the axis of the insertion column, and the fixing block is provided with a socket for the insertion column to be inserted. socket.

By adopting the above technical solution, when the closing cover rotates around the axis of the plug-in column, the exposed area of the air inlet will change, and the air flow rate entering the cup body through the air inlet will change, so as to adjust the mist discharge rate to suit the Due to different diseases; the friction between the socket post and the socket wall will make it difficult for the closure cover to rotate.

To sum up, the utility model has the following beneficial effects:

1. For the setting of the atomizing component, by closing the cover to the air inlet, the rate of mist output will be slowed down. By opening the cover, the air inlet will be exposed, and the rate of mist output will be accelerated, so that the rate of mist output can be adjusted to suit different conditions. disease;

2. The setting of the baffle plate is convenient for the compressed air to take the air out of the liquid outlet, so that a negative pressure is formed at the liquid outlet, so that the liquid medicine can be discharged from the liquid outlet;

3. The setting of the fixed plate and the plug-in column can adjust the exposure size of the air inlet to adjust the fogging rate.

Description of drawings

Fig. 1 is the sectional structure schematic diagram of the overall structure in the embodiment of the present invention;

2 is a cross-sectional structural schematic diagram of the internal structure of the cup body in the embodiment of the present invention;

FIG. 3 is a partial enlarged schematic view of the position A in FIG. 2 .

In the figure: 1. Cup body; 11. Air inlet pipe; 12. Air vent; 13. Air outlet; 2. Cover body; 21. Mist outlet; 22. Air inlet; 23. Mist blocking cylinder; 24. Guide surface ; 25, annular groove; 3, atomization assembly; 31, barrel; 32, liquid outlet; 33, exhaust port; 34, liquid outlet; 35, fixing ring; 36, support block; 4, closing cover; 41, plug column; 42, fixed block; 43, plug slot; 5, support frame; 51, baffle; 52, limit ring.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

As shown in FIG. 1 , an air convection atomizing cup includes a cup body 1 with an air intake pipe 11 , two ends of the air intake pipe 11 are respectively located in the cup body 1 and outside the cup body 1 , and the air intake pipe 11 is located in the cup body 1 . An air vent 12 is provided on the outer end, and an air outlet 13 is provided on the end of the air inlet pipe 11 inside the cup body 1 . A cover body 2 is fastened on the cup body 1 , and a mist outlet 21 is opened on the cover body 2 .

As shown in FIG. 1 and FIG. 2 , the cup body 1 is provided with an atomization assembly 3 , and the atomization assembly 3 includes a sleeve 31 that is slidably sleeved outside the air intake pipe 11 and has an opening facing the bottom of the cup body 1 . The inner wall and the outer wall of the air inlet pipe 11 enclose a liquid outlet cavity 32 , and an exhaust port 33 corresponding to the air outlet port 13 and a liquid outlet port 34 connected to the liquid outlet cavity 32 are opened on the end of the sleeve away from the bottom of the cup body 1 . , and the inner wall of the sleeve away from the bottom side of the cup body 1 is in contact with the end of the air intake pipe 11 located in the cup body 1; At intervals, four groups of support blocks 36 arranged in the circumferential direction are fixed on the side of the fixing ring 35 facing the bottom of the cup body 1 , and the support blocks 36 abut against the bottom of the cup body 1 . The external compressed gas enters from the vent 12 and is discharged from the gas outlet 13 and the exhaust port 33. The compressed gas will take out the gas at the liquid port 34, so that a negative pressure is formed at the liquid outlet 34, and the surface of the fixed ring 35 is in contact with the cup body 1. The liquid medicine between the bottoms will be filled into the liquid outlet chamber 32 and discharged from the liquid outlet 34. The compressed air hits the liquid medicine, causing the liquid medicine to splash around and turn into mist-like particles. The mist-like particles are driven by the compressed air. Next, it will be discharged from the mist outlet 21 for absorption by the patient.

As shown in Figures 1 and 2, the cover body 2 is provided with an air inlet 22, and the external air enters the cup body 1 from the air inlet 22, which balances the pressure inside the cup body 1 and the external environment, and the mist discharge rate will be accelerate. The air inlet 22 is provided with a mist blocking member. The mist blocking member is a mist blocking cylinder 23 fixed on the cover body 2 and provided with openings on the upper and lower sides. The lower opening of the mist blocking cylinder 23 corresponds to the liquid outlet 34. The upper opening of the mist blocking cylinder 23 corresponds to the mist outlet 21 , which reduces the occurrence of the discharge of mist particles from the air inlet 22 .

As shown in FIGS. 1 and 2 , the inner wall of the mist blocking cylinder 23 is provided with a guide surface 24 inclined towards the bottom of the cup body 1 , and the upper opening area of the mist blocking cylinder 23 is smaller than the lower opening area of the mist blocking cylinder 23 , so The mist particles with small volume will be directly discharged from the mist outlet 21, and the mist particles with large volume will be easily adsorbed on the guide surface 24, and after gradually condensing, they will fall back into the cup body 1 for secondary atomization.

As shown in FIG. 2 and FIG. 3 , the cover body 2 is provided with a closure member, the closure member is a closure cover 4 , an insertion post 41 is fixed on the cover body 2 , and the closure cover 4 is integrally formed to rotate around the axis of the insertion post 41 . The fixed block 42 is provided with a plug slot 43 for the plug post 41 to be plugged in. When the closing cover 4 rotates around the axis of the plug post 41, the exposed area of the air inlet 22 will change. Adjustment The mist discharge rate is adjusted so as to be suitable for different diseases; the frictional force of the plug column 41 and the groove wall of the plug groove 43 will make the closing cover 4 difficult to rotate.

As shown in FIG. 1 and FIG. 2 , an annular groove 25 is formed on the end of the cover body 2 away from the cup body 1 . The annular groove 25 is connected to the mist outlet 21 , and the mist particles discharged from the mist outlet 21 will be in the annular groove. 25, the large-volume mist particles will be adsorbed on the groove wall of the annular groove 25, and after gradually condensing, they will flow back into the cup body 1 for secondary atomization.

As shown in FIG. 1 and FIG. 2 , a support frame 5 is fixed on one end of the sleeve 31 away from the bottom of the cup body 1 , and a baffle 51 is fixed on the support frame 5 at the end of the sleeve 31 away from the bottom of the cup body 1 . , the liquid outlet 34 is provided with two groups on the sleeve and symmetrically arranged on both sides of the baffle 51 . After being blocked and dispersed by the baffle 51, the compressed air will be divided into two parts and pass through the liquid outlets 34 on both sides of the baffle 51, so that the medicinal liquid is discharged from the liquid outlet 34. The nebulization efficiency of the liquid medicine. The limit ring 52 is fixed on the support frame 5. When the liquid medicine is discharged from the liquid outlet 34 and is hit into mist particles by the compressed air, a part of the atomized particles will directly pass through the middle of the limit ring 52 and pass through the mist outlet 21. After discharge, another part of the mist particles will adhere to the limiting ring 52 and gradually agglomerate and fall into the cup body 1 , which reduces the occurrence of the mist particles adhering to the cover body 2 .

The implementation principle of this embodiment is as follows: the external compressed air enters from the ventilation port 12 and is discharged from the air outlet 13 and the exhaust port 33, the baffle 51 separates the compressed air into two strands and passes through the two groups of liquid outlets 34 respectively, So that a negative pressure is formed at the liquid outlet 34, the liquid medicine between the fixing ring 35 and the bottom of the cup body 1 will be filled into the liquid outlet cavity 32 and discharged from the liquid outlet 34, and the compressed air will hit the liquid medicine, so that the liquid medicine will flow toward the liquid. It splashes around and turns into mist-like particles, a part of the atomized particles will directly pass through the middle of the limit ring 52 and move along the guide surface 24, and the small-volume mist-like particles will be directly discharged from the mist outlet 21, and in the annular groove 25 Internal diffusion is absorbed by the patient, and the bulky mist particles will be easily adsorbed on the guide surface 24, and after gradually condensing, they will fall back into the cup body 1 for secondary atomization; another part of the mist particles will adhere to the limit. The position ring 52 gradually condenses and falls into the cup body 1 , which reduces the occurrence of fog particles adhering to the cover body 2 .

At the same time, the outside air will enter into the cup body 1 from the air inlet 22, which balances the pressure inside the cup body 1 and the external environment, and the mist discharge rate will be accelerated; The size of the exposed area of the port 22 will change, and the flow of air entering the cup body 1 through the air inlet 22 will change, so that the rate of mist output can be adjusted to suit different diseases.

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (8)

1. The utility model provides an air convection formula atomizing cup, including cup (1) that has intake pipe (11), seal in lid (2) of cup (1), atomization component (3), the both ends of intake pipe (11) are located cup (1) respectively and outside cup (1), intake pipe (11) are located one of cup (1) outer and serve and be equipped with blow vent (12), one of intake pipe (11) are located cup (1) serves and is equipped with gas outlet (13), fog outlet (21) have been seted up on lid (2), its characterized in that: atomizing subassembly (3) establish cover barrel (31) that the intake pipe (11) is outer and the opening set up towards cup (1) bottom including the cover, the inner wall of barrel (31) and the outer wall of intake pipe (11) have enclosed into out liquid chamber (32), the sleeve pipe is kept away from serving in one of cup (1) bottom and is offered gas vent (33) corresponding to gas outlet (13), communicate in liquid outlet (34) of a liquid chamber (32), and the sleeve pipe is kept away from the inner wall of cup (1) bottom one side and is contradicted in the one end that intake pipe (11) are located cup (1), be equipped with air inlet (22) on lid (2), a closing member for sealing air inlet (22), air inlet (22) department is equipped with the fender fog spare.

2. An air convection atomizing cup as set forth in claim 1, wherein: the fog blocking piece is a fog blocking cylinder (23) which is fixed on the cover body (2) and provided with openings at the upper side and the lower side, the lower side opening of the fog blocking cylinder (23) corresponds to the liquid outlet (34), and the upper side opening of the fog blocking cylinder (23) corresponds to the fog outlet (21).

3. An air convection atomizing cup as set forth in claim 2, wherein: the inner wall of the fog blocking cylinder (23) is provided with a guide surface (24) which inclines towards the bottom of the cup body (1), and the opening area of the upper side of the fog blocking cylinder (23) is smaller than that of the lower side of the fog blocking cylinder (23).

4. An air convection atomizing cup as set forth in claim 1, wherein: an annular groove (25) is formed in one end, far away from the cup body (1), of the cover body (2), and the annular groove (25) is communicated with the mist outlet (21).

5. An air convection atomizing cup as set forth in claim 1, wherein: one end of the sleeve barrel (31) far away from the bottom of the cup body (1) is fixedly provided with a support frame (5), and the support frame (5) is fixedly provided with a baffle (51) which is spaced from one end of the sleeve barrel (31) far away from the bottom of the cup body (1) and disperses gas at the exhaust port (33) to the liquid outlet (34).

6. An air convection atomizing cup as set forth in claim 5, wherein: two groups of liquid outlets (34) are arranged on the sleeve and symmetrically arranged at two sides of the baffle (51).

7. An air convection atomizing cup as set forth in claim 5, wherein: and a limiting ring (52) for limiting the spraying range is fixed on the supporting frame (5).

8. An air convection atomizing cup as set forth in claim 1, wherein: the sealing piece is a sealing cover (4), the cover body (2) is fixedly provided with an inserting column (41), the sealing cover (4) is fixedly provided with a fixing block (42) rotating around the axis of the inserting column (41), and the fixing block (42) is provided with an inserting groove (43) for inserting the inserting column (41).

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