CN206414576U - A kind of atomizer - Google Patents

Abstract

The utility model discloses an atomizer, which belongs to the technical field of medical equipment and solves the technical problems of inconvenient use of the atomizer and poor user experience in the prior art. The atomizer of the utility model includes a host, a soft Tube, atomization cover and atomization cup for containing liquid medicine, the bottom end of the atomization cup is connected with the host through the hose, the top of the atomization cup communicates with the atomization cover, A liquid level detector is provided in the atomizing cup, a controller and an alarm device are provided on the host, the liquid level detector is electrically connected to the controller, and the controller is electrically connected to the alarm device , when the liquid level detector detects that the liquid level in the atomizing cup is lower than the set value, the controller controls the alarm device to give an alarm, and the atomizing cup is also provided with a liquid medicine adding port and for A sealing cover for sealing the liquid medicine addition port.

Description

a nebulizer

【Technical field】

The utility model relates to the technical field of medical instruments, in particular to an atomizer.

【Background technique】

The nebulizer is mainly used to treat various respiratory diseases, such as cold, fever, cough, asthma, sore throat, pharyngitis, rhinitis, bronchitis, pneumoconiosis and other diseases that occur in the trachea, bronchi, alveoli, and chest cavity. Nebulization inhalation therapy is an important and effective treatment method in the treatment of respiratory diseases. The nebulizer is used to atomize the liquid medicine into tiny particles, and the medicine enters the respiratory tract and lungs through breathing inhalation, so as to achieve painless, The purpose of rapid and effective treatment.

When the atomizer in the prior art is in use, only after the liquid medicine in the atomizing cup is used up, the user will find that the liquid medicine is insufficient and then add the liquid medicine. After adding liquid medicine to the cup, turn on the main unit again to atomize after the addition is completed. The operation process is relatively complicated, which reduces the user experience.

【Content of utility model】

The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide an atomizer, which is simple and convenient to operate and improves user experience.

In order to solve the above technical problems, the utility model adopts the following technical solutions:

An atomizer, comprising a host, a hose, an atomization cover, and an atomization cup for containing liquid medicine, the bottom end of the atomization cup is connected to the host through the hose, and the atomization cup The top of the atomizer is connected with the atomization cover, the atomization cup is equipped with a liquid level detector, the host is equipped with a controller and an alarm device, the liquid level detector is electrically connected with the controller, and the The controller is electrically connected to the alarm device, and when the liquid level detector detects that the liquid level in the atomization cup is lower than the set value, the controller controls the alarm device to alarm, and the atomization cup A liquid medicine addition port and a sealing cover for sealing the liquid medicine addition port are also provided.

Further, the inner wall of the atomization cup is provided with a fixing frame, and the liquid level detector is installed on the fixing frame.

Further, the bottom end of the atomization cover is connected with an air inlet pipe with a square hole, and the air inlet pipe is provided with a regulating valve for adjusting the mist output, and the regulating valve includes a flexible regulating piece for driving the The drive rod for the radial movement of the flexible adjustment piece and the handle installed on the drive rod, the flexible adjustment piece is in sealing connection with the inner wall of the intake pipe, and the drive rod drives the radial reciprocation of the flexible adjustment piece to adjust The size of the amount of fog.

Furthermore, an installation hole is provided on the wall of the intake pipe, the drive rod passes through the installation hole, and a sealing ring is provided between the installation hole and the drive rod.

Furthermore, a guide groove is provided on the inner wall of the air intake pipe, and the flexible adjusting piece is installed in the guide groove.

Furthermore, the guide groove includes a first guide groove arranged horizontally and a second guide groove arranged vertically, the first guide groove communicates with the second guide groove, and the length of the second guide groove greater than or equal to the width of the flexible adjusting piece.

Further, the atomization cup includes a cup body and a cover body, the cover body is screwed on the cup body, the cup body is provided with a tapered nozzle, and the atomization core is set on the nozzle body, The atomizing core is provided with a through hole communicating with the nozzle, and the cover is provided with a blocking protrusion above the through hole, and the blocking protrusion is a spherical protrusion.

Furthermore, the distance between the blocking protrusion and the top end of the through hole is 1mm˜2mm.

Further, the inner wall of the hose is provided with several protrusions arranged at intervals in the circumferential direction, and the protrusions are formed by extending radially inward from the inner wall of the hose.

The beneficial effects of the utility model:

The atomizer in the utility model includes a host, a hose, an atomization cover and an atomization cup for containing liquid medicine. Communication, the atomization cup is equipped with a liquid level detector, the host is equipped with a controller and an alarm device, the liquid level detector is electrically connected to the controller, the controller is electrically connected to the alarm device, and the liquid level detector detects the atomization cup When the liquid level inside is lower than the set value, the controller controls the alarm device to give an alarm, and the atomizing cup is also provided with a liquid medicine adding port and a sealing cover for sealing the liquid medicine adding port. When the atomizer in the utility model is in use, when the liquid level detector detects that the water level of the liquid medicine in the atomization cup is lower than the set value, the controller controls the alarm device to alarm according to the detection signal of the liquid level detector. To remind the user that the amount of liquid medicine is insufficient and needs to add liquid medicine. At this time, the user can inject the liquid medicine from the liquid medicine adding port into the atomization cup through the syringe. After the addition is completed, close the sealing cap to prevent the mist from leaking and wasting. Compared with the prior art, the atomizer of the present utility model does not need to repeatedly switch on and off the main unit during the process of adding liquid medicine, and the operation is simple and convenient, which improves the user experience; The wear and tear of parts prolongs the service life of the host.

A fixed frame is arranged on the inner wall of the atomizing cup, and the liquid level detector is installed on the fixed frame. Such a design can improve the installation reliability of the liquid level detector and improve the detection accuracy of the liquid level detector.

The bottom end of the atomization cover is connected with an air intake pipe with a square hole, and the air intake pipe is provided with a regulating valve for adjusting the mist output. The regulating valve includes a flexible regulating piece, a driving rod for driving the flexible regulating piece to move radially, and a mounting The handle on the driving rod and the flexible regulating piece are in sealing connection with the inner wall of the intake pipe, and the driving rod drives the flexible regulating piece to move radially back and forth to adjust the amount of mist output. With such a design, the user can adjust the amount of mist output according to his needs, and the operation is convenient and the structure is simple.

A mounting hole is arranged on the wall of the intake pipe, a driving rod passes through the mounting hole, and a sealing ring is arranged between the mounting hole and the driving rod. It is designed in this way to avoid leakage of mist.

The inner wall of the air intake pipe is also provided with a guide groove, and the flexible regulating piece is installed in the guide groove. With such design, the guide groove can play a guiding role for the movement of the flexible adjusting piece, which is convenient for adjustment and control.

The atomizing cup includes a cup body and a cover body, the cover body is threadedly connected to the cup body, the cup body is provided with a tapered nozzle, the nozzle is covered with an atomizing core, and the atomizing core is provided with a through hole communicating with the nozzle. The cover body is provided with a blocking protrusion located above the through hole, and the blocking protrusion is a spherical protrusion. Such a design is conducive to the rapid diffusion and flow of the mist, and the atomization effect is good.

The distance between the blocking protrusion and the top of the through hole is 1mm-2mm. Such a design can reduce the generation of large atomized particles, and control the diameter of the atomized particles discharged from the drug to about 0.5 μm to 5 μm, which improves the atomization effect.

The inner wall of the hose is provided with several protrusions arranged at intervals in the circumferential direction, and the protrusions are formed by extending radially inward from the inner wall of the hose. This design can ensure that the hose can still pass through the airflow when it is squeezed and deformed, so as to ensure the normal progress of atomization.

These features and advantages of the present utility model will be disclosed in detail in the following specific embodiments and accompanying drawings.

【Description of drawings】

Below in conjunction with accompanying drawing, the utility model is further described:

Fig. 1 is the schematic structural view of the atomizer in the preferred embodiment of the utility model;

Fig. 2 is a partial cross-sectional view of the atomizer in the preferred embodiment of the utility model;

Figure 3 is an enlarged view of A in Figure 2;

Fig. 4 is the top view of the regulating valve in the preferred embodiment of the utility model;

Fig. 5 is a sectional view of the hose in a normal state in a preferred embodiment of the utility model;

Fig. 6 is a cross-sectional view of the hose in a squeezed state in a preferred embodiment of the present invention.

【detailed description】

The technical solutions of the embodiments of the present invention are explained and described below in conjunction with the accompanying drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, not all of them. Based on the examples in the implementation manners, other examples obtained by those skilled in the art without making creative efforts all belong to the protection scope of the present utility model.

In the description of the present utility model, terms such as "left", "right", "inner", "outer" and other indication orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present invention. The utility model and simplified description do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the utility model.

As shown in Figures 1 to 2, the atomizer in the preferred embodiment of the present invention includes a main machine 1, a hose 2, an atomization cup 3 for containing liquid medicine, and an atomization cover 4, and the atomization cover 4 is provided with Exhaust hole and elastic fixing belt, wherein the host 1 is a compressed air machine, and the host 1 is provided with an exhaust port. One end of the hose 2 communicates with the exhaust port, and the other end communicates with the bottom end of the atomizing cup 3. The top of the cup 3 communicates with the atomizing cover 4 . The atomizing cup 3 includes a cup body 31 and a cover body 32. The cover body 32 is screwed on the cup body 31, and the cover body 32 and the cup body 31 are sealed and connected by a sealing ring to prevent the mist in the atomizing cup 3 from leaking out. The cup body 31 is provided with a tapered nozzle 33, the nozzle 33 is covered with an atomizing core 34, the atomizing core 34 is provided with a through hole communicating with the nozzle 33, and the cover body 32 is provided with a hole above the through hole. The blocking protrusion 321 . During use, according to the principle of Venturi (Venturi) injection, compressed air is used to form a high-speed airflow through a small nozzle, and the negative pressure generated drives liquid or other fluids to flow upward along the outer wall of the nozzle 33 and spray onto the blocking protrusion 321. Under the high-speed impact, it splashes around to make the liquid droplets become mist-like particles and spray out from the air outlet pipe 322 on the cover body 32. The blocking protrusion 321 in this embodiment is a spherical protrusion, which is designed in this way, which is conducive to the rapid diffusion and flow, good atomization effect, preferably, the distance between the blocking protrusion 321 and the top of the through hole is 1 mm ~ 2 mm, such a design can reduce the generation of large atomized particles, and control the diameter of the atomized particles discharged from the drug at 0.5 μm～5μm, which improves the atomization effect.

The cup body 31 of this preferred embodiment is provided with a liquid level detector 35, and the inner wall of the cup body 31 is also provided with a fixed frame 36, and the liquid level detector 35 is installed on the fixed frame 36, so designed, the liquid level can be improved. The installation reliability of the detector 35 improves the detection accuracy of the liquid level detector 35 at the same time. The host 1 is provided with a controller 10 and an alarm device 11, the alarm device 11 is an alarm bell, the liquid level detector 35 is electrically connected with the controller 10, the controller 10 is electrically connected with the alarm device 11, and the outer wall of the cup body 31 is provided with Scale 30, liquid level detector 35 is used to detect the amount of liquid medicine in the atomization cup 3, when the liquid level detector 35 detects that the liquid level in the atomization cup 3 is lower than the set value, the controller 10 controls the alarm device 11 Alarm, that is, control the alarm bell to sound to remind the user that the medicinal solution is insufficient. The cup body 31 of the atomizing cup is also provided with a liquid medicine adding port 37 and a sealing cover 38 for sealing the liquid medicine adding port 37 . When the liquid medicine in the atomizing cup 3 is insufficient, the user only needs to open the sealing cover 38 without closing the main machine 1, inject the liquid medicine into the cup body 31 through the syringe, and close the sealing cover 38 after adding , to prevent the mist from leaking and wasting. Compared with the prior art, the atomizer of the present invention does not need to repeatedly switch on and off the main unit 1 in the process of adding liquid medicine, and the operation is simple and convenient, which improves the user experience; Switching the host 1 also reduces the loss of parts in the host 1 and prolongs the service life of the host 1 .

As shown in Figures 3 to 4, the bottom end of the atomization cover 4 in this preferred embodiment is connected with an air inlet pipe 41, the air inlet pipe 41 has a square hole, the square hole communicates with the air outlet pipe 322, and the air inlet pipe 41 is provided with a The regulating valve of mist output, the regulating valve includes a flexible regulating piece 51, a driving rod 52 and a handle 53, the air inlet pipe 41 is provided with a mounting hole, the flexible regulating piece 51 is a square silica gel sheet matched with a square hole, one end of the driving rod 52 It is fixedly connected with the flexible adjusting piece 51, and the other end is fixedly connected with the handle 53 after passing through the mounting hole. The driving rod 52 is threadedly connected with the mounting hole, and a sealing ring is arranged between the mounting hole and the driving rod 52 to prevent the mist from leaking out. Also be provided with guide groove on the inner wall of square hole, guide groove comprises first guide groove 411 and second guide groove 412, and first guide groove 411 is the horizontal groove that is arranged on three faces of square hole, and second guide groove 412 is The vertical groove that is arranged on the remaining one surface, there is a gap between the right end of the two horizontal grooves adjacent to the second guide groove 412 and the surface where the second guide groove 412 is located, so that the first guide groove 411 and the second guide groove The groove 412 is connected, the size of the gap is greater than the thickness of the flexible adjusting piece 51, the length of the second guide groove 412 is greater than or equal to the width B of the flexible adjusting piece 52, the front three side edges of the flexible adjusting piece 51 are located in the first guiding groove 411, and the tail The end is bent and located in the second guide groove 412 , so designed, the guide groove can play a guiding role for the movement of the flexible adjusting piece 51 , which is convenient for adjustment and control.

When the user does not use the atomizer, turn the handle 53 to move the drive rod 52 inward and drive the front end of the flexible adjustment piece 51 to move radially to make it sealably connected with the inner wall of the intake pipe. The tail end of the flexible adjustment piece 51 is at the The second guide groove 412 moves upwards to block the square hole and prevent dust from falling into the atomizing cup 3; during use, if the user needs to adjust the amount of mist, the driving rod 52 is driven to move radially reciprocatingly by turning the handle 53 to Adjust the distance between the front end of the flexible adjusting sheet 51 and the left side wall of the square hole, and then adjust the amount of mist output, so that the user can adjust the amount of mist output according to his own needs, with convenient operation and simple structure.

In order to prevent the front end of the flexible adjusting piece 51 from breaking away from the first guide groove 411 or the tail end of the flexible adjusting piece 51 from breaking away from the second guiding groove 412 in the adjustment process, the bottom end of the second guiding groove 412 in the utility model is aligned with the first guiding groove 412. The distance H between the grooves 411 is less than the length L of the flexible adjusting piece 51, and when the flexible adjusting piece 51 completely blocks the square hole, the tail end of the flexible adjusting piece 51 is positioned in the second guide groove 412; When the square hole is opened, the front end of the flexible adjusting piece 51 is located in the first guide groove 411 , which is convenient for subsequent adjustment and guidance.

Finally, as shown in Figures 5 to 6, several protrusions 20, such as 1, 2, 3, 4, etc., are arranged at intervals in the circumferential direction on the inner wall of the hose 2. The protrusions 20 are formed by the hose. The inner wall extends radially inward. When the hose 2 is squeezed and deformed by an external force, due to the interference of the two protrusions 20, several circulation channels 21 will be formed in the hose 2, so that the air can flow into the atomizer smoothly. Inside the cup 3, ensure the normal progress of the atomization.

The above is only a specific embodiment of the utility model, but the scope of protection of the utility model is not limited thereto, those skilled in the art should understand that the utility model includes but is not limited to the accompanying drawings and the above specific implementation described in the content. Any modifications that do not deviate from the functional and structural principles of the present utility model shall be included in the scope of the claims.

Claims (9)

1. An atomizer, comprising a host, a hose, an atomization cover and an atomization cup for containing liquid medicine, the bottom end of the atomization cup is connected to the host through the hose, and the atomization The top of the atomization cup communicates with the atomization cover, and it is characterized in that a liquid level detector is arranged in the atomization cup, a controller and an alarm device are arranged on the host computer, and the liquid level detector and the The controller is electrically connected, the controller is electrically connected to the alarm device, and when the liquid level detector detects that the liquid level in the atomization cup is lower than the set value, the controller controls the alarm device to alarm, The atomizing cup is also provided with a liquid medicine adding port and a sealing cover for sealing the liquid medicine adding port. 2 . The atomizer according to claim 1 , wherein a fixing frame is provided on the inner wall of the atomizing cup, and the liquid level detector is installed on the fixing frame. 3 . 3. The atomizer according to claim 1, characterized in that, the bottom end of the atomization cover is connected with an air intake pipe with a square hole, and the air intake pipe is provided with a regulating valve for adjusting the mist output, The regulating valve includes a flexible regulating piece, a drive rod for driving the flexible regulating piece to move radially, and a handle mounted on the driving rod, the flexible regulating piece is in sealing connection with the inner wall of the intake pipe, the The drive rod drives the flexible adjusting piece to move radially back and forth to adjust the amount of mist output. 4. The atomizer according to claim 3, wherein a mounting hole is provided on the wall of the inlet pipe, the driving rod passes through the mounting hole, and the distance between the mounting hole and the driving rod is There is a sealing ring in between. 5 . The atomizer according to claim 3 , wherein a guide groove is further provided on the inner wall of the air intake pipe, and the flexible regulating piece is installed in the guide groove. 5 . 6. The atomizer according to claim 5, wherein the guide grooves include a first guide groove arranged horizontally and a second guide groove arranged vertically, and the first guide groove and the second guide groove The guide grooves are connected, and the length of the second guide groove is greater than or equal to the width of the flexible adjusting piece. 7. The atomizer according to claim 1, wherein the atomization cup comprises a cup body and a cover body, the cover body is screwed on the cup body, and the cup body is provided with a cone shaped nozzle, the nozzle is covered with an atomizing core, the atomizing core is provided with a through hole communicating with the nozzle, and the cover is provided with a blocking protrusion located above the through hole, so The blocking protrusion is a spherical protrusion. 8 . The atomizer according to claim 7 , wherein the distance between the blocking protrusion and the top of the through hole is 1mm˜2mm. 9. The atomizer according to claim 1, characterized in that, the inner wall of the hose is provided with several circumferentially spaced protrusions, and the protrusions extend radially inward from the inner wall of the hose form.