CN218589358U - Atomization component and electric nose washer - Google Patents

Abstract

The utility model discloses an atomizing component and an electric nasal washer. The electric nasal washer is provided with an electric air pump. The air guide tube has an air guide inlet and an air guide outlet, and the air guide inlet is used to communicate with the air outlet of the electric air pump; On the air guide tube and along the axial extension of the air guide tube, the air guide outlet and the liquid outlet hole are arranged close to each other, and the inner side wall of the liquid guide tube is provided with a liquid guide groove extending along its axial direction , the liquid guiding groove is connected between the liquid inlet groove hole and the liquid outlet hole. It avoids spraying by manual extrusion, and effectively solves the problems of complex atomization structure, complicated assembly process of nasal irrigator and large space occupation.

Description

Atomization components and electric nasal irrigators

technical field

The utility model relates to the technical field of medical care, in particular to an atomization component and an electric nasal washer.

Background technique

The general manual nasal irrigator needs to manually squeeze the bottle body to spray out the liquid medicine, saline and other liquids in the bottle body, but when a large amount of water mist is needed, it needs to repeatedly squeeze the action to be able to spray out enough liquid Quantity, there are problems of cumbersome operation, slow extrusion speed and inconvenient use. However, in the existing electric nasal irrigators, the catheter tube and the air guide tube are generally arranged independently, and the atomization structure is complicated, which leads to complicated assembly procedures and a large space occupation of the nasal irrigator.

Utility model content

One of the main purposes of the present utility model is to provide an atomizing assembly, which avoids spraying by manual extrusion, and effectively solves the problems of complicated atomizing structure, complicated assembling process and large space occupation of the nasal washer.

In order to achieve the above purpose, the utility model provides an atomization assembly, which is applied to an electric nasal irrigator. The electric nasal irrigator is equipped with an electric air pump. The atomization assembly includes:

An air guide tube, the air guide tube has an air guide inlet and an air guide outlet, and the air guide inlet is used to communicate with the air outlet of the electric air pump;

A catheter, the catheter has a liquid inlet hole and a liquid outlet hole, the catheter is sleeved on the air guide tube and arranged along the axial extension of the air guide tube, the air guide outlet and The liquid outlet holes are arranged close to each other, and the inner wall of the catheter tube is provided with a liquid guide groove extending along its axial direction, and the liquid guide groove is connected between the liquid inlet groove hole and the liquid outlet hole .

In one embodiment, the catheter has opposite first ends and second ends, the first end of the catheter is provided with a plurality of liquid inlet slots, and the plurality of liquid inlet slots It is arranged around the peripheral wall of the first end of the catheter, and a plurality of the liquid guide grooves are connected to a plurality of the liquid inlet groove holes one by one.

In one embodiment, the air guide tube and the liquid guide tube are arranged coaxially, and a plurality of tubes extending along the central axis of the two tubes are arranged between the inner side wall of the liquid guide tube and the outer side wall of the air guide tube. A barrier, the liquid guiding groove is formed between any two adjacent barriers.

In one embodiment, the end surface of the second end of the airway tube is flat and has a rounded edge, and the rounded edge is provided with a plurality of protrusions corresponding to the position of the barrier, each of the The raised tops all abut against the inner wall surface of the catheter.

In one embodiment, an air pump sealing ring is provided between the air outlet of the electric air pump and the air guide inlet of the air guide tube.

In one embodiment, the atomization assembly further includes a covering part, the covering part is covered on the catheter, so that a mixing chamber is formed between the covering part and the catheter, A spray hole is provided above the mixing chamber at a position corresponding to the liquid outlet hole.

The second main purpose of the utility model is to provide an electric nasal washer, which avoids spraying by manual extrusion, and effectively solves the problems of complex atomization structure, complicated assembly process and large space occupation of the nasal washer.

In order to achieve the above object, the utility model provides an electric nasal washer, including the atomization assembly according to one of the above objects, and the atomization assembly also includes a cover, and the cover is arranged on the On the catheter tube, a mixing chamber is formed between the cover member and the catheter tube, and a spray hole is arranged above the mixing chamber corresponding to the liquid outlet hole; the electric nasal irrigator also A cup cover is included, and the cover fitting is arranged in the middle part of the cup cover.

In one embodiment, the electric nasal wash device also includes a nose wash head, the nose wash head is sleeved above the cover, and a nozzle is provided at a position corresponding to the spray hole, and the nose wash head adopts medical Made of silicone.

In one embodiment, the electric nasal irrigator further includes a cup body, the cup body includes a cup body, an arc plate, a liquid medicine bin, and a waste liquid bin, and the air guide tube is arranged on the cup body In the middle part, the bottom of the arc plate is installed vertically above the cup body corresponding to the position of the air guide tube, and the two sides of the arc plate are respectively connected with the inner side walls of the cup body, so that the waste liquid bin . The liquid medicine chambers are relatively independently formed on both sides of the arc plate, the cup cover is clamped on the top of the arc plate, the top ring of the cup lid is provided with a surrounding block, and corresponding to the waste liquid chamber is provided with The waste liquid recovery port, the air guide tube is arranged in the liquid medicine tank, and the liquid inlet slot is used for the liquid in the liquid medicine tank to enter the liquid guide tank.

In one embodiment, the electric nasal irrigator further includes a hand-held part, the hand-held part is screwed to the bottom of the cup body, and the middle part of the hand-held part is provided with an air pump cover suitable for accommodating the electric air pump. A through hole is provided above the air pump cover corresponding to the air outlet of the electric air pump, and an air pump seal ring is arranged between the air outlet of the electric air pump and the air guide inlet of the air guide tube, and the air pump seal ring is in the shape of an I type and is clamped inside and outside the air pump cover through the through hole.

Compared with the prior art, the utility model has the following beneficial effects:

1. Sleeve the catheter on the air duct, set the catheter along the axial extension of the air duct, avoid the need to set the catheter and the air duct independently, simplify the structure, and facilitate processing and assembly , by simplifying the structure of the atomization components, the space occupied by the nasal irrigator can be further reduced;

2. The air guide tube is provided with an air guide inlet and an air guide outlet. The air guide inlet is connected with the air outlet of the electric air pump. The liquid guide tube is provided with a liquid inlet hole and a liquid outlet hole. The axial extension of the air guide tube is used to achieve atomization through the Venturi effect. The gas output by the air pump forms a high-speed air flow in the air guide tube, and the gas flow between the air guide outlet of the air guide tube and the liquid outlet hole of the liquid guide tube The gap forms a negative pressure, and the negative pressure generated drives the liquid loaded in the nasal irrigator to spray out from the liquid outlet to form atomized particles;

3. Automatic spraying is realized by setting up an electric air pump, which avoids the problems of cumbersome operation, slow extrusion speed and inconvenient use that require manual extrusion.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the present utility model, and those skilled in the art can also obtain other drawings according to the structures shown in these drawings without creative work.

Fig. 1 is the sectional view of an embodiment of the electric nasal washing device of the present utility model;

Fig. 2 is the schematic structural view of an embodiment of the electric nasal washing device of the present utility model;

Fig. 3 is a schematic structural view of an embodiment of the cup body and airway of the present invention;

In the figure: 100, air guide tube; 101, air guide inlet; 102, air guide outlet; 103, end face; 1031, rounded edge; 1032, protrusion; 200, liquid guide tube; 201, liquid inlet slot; 202 , liquid outlet; 203, liquid guiding groove; 204, barrier; 205, mixing chamber; 2051, ejection hole; 2061, first end; 2062, second end; 300, electric air pump; 3011, air outlet; 302, air pump sealing ring; 400, cup cover; 401, cover fitting; 402, waste liquid recovery port; 403, enclosure; 500, nose wash head; 501, spout; 600, cup body; 601, cup body ;602, arc plate; 603, liquid medicine warehouse; 604, waste liquid warehouse; 700, hand-held part; 701, cavity; 800, air pump cover; 801, air pump installation groove; 802, through hole; 900, installation base; , installation position; 902, limit structure; 903, connector.

The realization of the purpose of the utility model, functional characteristics and advantages will be further described in conjunction with the embodiments and with reference to the accompanying drawings.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. Example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that if all directional indications in the embodiment of the present utility model are only used to explain the relative positional relationship and movement conditions among the components in a specific posture, if the specific posture changes, the directional indication also changed accordingly.

If the descriptions involving "first", "second" and so on in the present application are only for the purpose of description, they should not be understood as indicating or implying their relative importance, or implicitly indicating the quantity of the indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. If the description of "A and/or B" is involved in the present invention, it means that scheme A or scheme B is included, or that scheme A and scheme B are included. In addition, the technical solutions of the various embodiments can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of technical solutions does not exist , also not within the scope of protection required by the utility model.

The utility model provides an atomization assembly and an electric nasal washer. Referring to FIGS. , by setting the electric air pump 300 to realize automatic spraying, avoiding the problems of cumbersome operation, slow extrusion speed and inconvenient use that require manual extrusion.

The nebulization assembly includes an air guide tube 100 and a liquid guide tube 200 . in:

The air guide tube 100 has an air guide inlet 101 and an air guide outlet 102 , and the air guide inlet 101 is used to communicate with the air outlet 3011 of the electric air pump 300 .

The liquid catheter 200 has a liquid inlet hole 201 and a liquid outlet hole 202. The liquid catheter 200 is sleeved on the air guide tube 100 and extends along the axial direction of the air guide tube 100. The air guide tube 200 The outlet 102 and the liquid outlet hole 202 are arranged close to each other, and the inner wall of the catheter 200 is provided with a liquid guide groove 203 extending along its axial direction, and the liquid guide groove 203 is connected to the liquid inlet groove hole 201 and the outlet hole 202.

Set the liquid catheter 200 on the airway tube 100, and arrange the liquid catheter 200 to extend along the axial direction of the airway tube 100, so as to avoid the need to separately arrange the liquid catheter 200 and the airway tube 100 to cause complicated structures , simplify the structure, facilitate processing and assembly, and further reduce the occupied space of the nasal irrigator by simplifying the structure of the atomization component.

The air guide tube 100 is provided with an air guide inlet 101 and an air guide outlet 102, the air guide inlet 101 communicates with the air outlet 3011 of the electric air pump 300, the liquid guide tube 200 is provided with a liquid inlet groove 201 and a liquid outlet hole 202, and the liquid guide tube 200 Sleeved on the airway tube 100 and extended along the axial direction of the airway tube 100, it is used to achieve atomization through the Venturi effect. The gas output by the electric air pump 300 forms a high-speed airflow in the airway tube 100. The gap between the air guide outlet 102 and the liquid outlet hole 202 of the catheter tube 200 forms a negative pressure, and the generated negative pressure drives liquids such as medicinal liquid and physiological saline loaded in the nasal irrigator to be ejected from the liquid outlet hole 202 to form a Atomized particles.

The liquid guide groove 203 is provided between the liquid inlet hole 201 and the liquid outlet hole 202 to optimize the liquid absorption effect and avoid liquid backflow or even liquid leakage during the atomization process, which affects the user experience.

Optionally, the air guiding tube 100 is set to be in a cylindrical shape, the air guiding tube 100 has opposite first ends and second ends, and the air guiding inlet 101 and the air guiding outlet 102 are separately arranged at the first end of the air guiding tube 100 . One end, second end.

Optionally, the catheter tube 200 is set to have opposite first ends 2061 and second ends 2062, and the liquid inlet slot 201 and the liquid outlet hole 202 of the catheter tube 200 are respectively arranged on the sides of the catheter tube 200. The first end 2061 and the second end 2062 . Here, the diameter width of the inner wall of the catheter tube 200 can be set larger than the diameter width of the outer wall of the air guide tube 100, and the catheter tube 200 is sleeved on the air guide tube 100, and along the air guide tube 100 Axial extension settings. It can be understood that the catheter tube 200 is arranged coaxially with the airway tube 100, and an opening can be opened at the bottom of the catheter tube 200, and the catheter tube 200 is sleeved on the On the airway 100 , the liquid inlet slot 201 is disposed on the side wall of the liquid catheter 200 , and is disposed at the first end of the liquid catheter 200 near the opening.

Optionally, the electric nasal irrigator is provided with a liquid medicine chamber 603, the atomization assembly is arranged in the liquid medicine chamber 603, the air guide tube 100 passes through the liquid medicine chamber 603, and the catheter 200 is sheathed on the airway tube 100 through the opening of the first end 2061, and the opening of the liquid catheter 200 abuts against the liquid medicine chamber 603. According to the actual situation, it is not ruled out to combine the airway tube 100 with the medicine solution chamber. The liquid tank 603 is connected into an integral structure, and a slot suitable for clamping the catheter 200 is provided on the bottom surface of the liquid medicine tank 603 .

On the basis of this example, one or more liquid inlet slots 201 may be provided. When there are multiple liquid inlet slots 201, the liquid inlet slots 201 may be arranged to The side walls of 200 are arranged at equal intervals or at unequal intervals. Certainly, a plurality of said inlet slots 201 may also be arranged outside said opening along the first end 2061 of said catheter 200 for supplying The medical solution in the medical solution chamber 603 or the liquid of physiological saline enters the liquid guide tank 203 . It can be understood that the liquid guide groove 203 is connected between the liquid inlet groove hole 201 and the liquid outlet hole 202, and when there are multiple liquid inlet groove holes 201, a plurality of liquid guide grooves 203 are correspondingly provided. , one of the liquid guide grooves 203 is connected to one of the liquid inlet groove holes 201 .

Further, the liquid inlet slots 201 may be arranged at equal intervals or unequal intervals around the first end 2061 of the catheter 200 .

As an example, the catheter tube 200 has opposite first end 2061 and second end 2062, the first end of the catheter tube 200 is provided with a plurality of the liquid inlet slots 201, and the plurality of inlet slots 201 are provided. The liquid channel holes 201 are arranged around the peripheral wall of the first end of the catheter tube 200 , and the plurality of the liquid guide channels 203 communicate with the plurality of the liquid inlet channel holes 201 one by one.

By setting the liquid inlet groove 201, the liquid medicine in the liquid medicine chamber 603 is driven to enter the liquid guide groove 203 from the liquid inlet groove 201, and enter the liquid outlet hole 202 along the liquid guide groove 203, and the suction is completed by negative pressure. A plurality of rings are arranged in the liquid inlet groove hole 201 of the peripheral wall of the first end 2061 of the catheter 200 to improve the efficiency of liquid absorption and optimize the performance of liquid absorption, and through the setting of the liquid guide groove 203, avoid liquid medicine, normal saline, etc. The liquid flows back during aspiration.

The inner wall of the catheter tube 200 is provided with a fluid guide groove 203 extending axially. Optionally, the air guide tube 100 and the catheter tube 200 are arranged coaxially. The outer wall of the airway 100 and/or the inner wall of the catheter 200 are provided with one or more barriers 204 extending along the central axis of the two, and the liquid guiding groove 203 is formed on any two adjacent Between the barriers 204 . When the barrier member 204 is arranged on the outer wall of the airway tube 100, the side of the barrier member 204 away from the airway tube 100 abuts against the inner side wall of the catheter tube 200; and vice versa As an extension, it is also possible to set the barrier 204 on the catheter tube 200 and the air tube 100, then the barrier 204 on the air tube 100 and the tube 200 on the tube 200 The barriers 204 of the air guide tube 100 abut against each other or are arranged at intervals in a tooth shape. When they are set at intervals of teeth, the barrier members 204 of the airway tube 100 abut against the inner side wall of the catheter tube 200, and the The barriers 204 of the catheter tube 200 abut against the outer wall of the air guide tube 100 , so that the fluid guiding groove 203 is formed between the adjacent barriers 204 . Of course, it is also possible that the catheter tube 200 is sheathed on the airway tube 100, and the inner wall of the catheter tube 200 is connected to the outer side wall of the airway tube 100 via the barrier 204 to form an integral structure. , the liquid guiding groove 203 is formed between adjacent barriers 204 .

As an example, in order to facilitate assembly and processing, the air guide tube 100 and the liquid guide tube 200 are arranged coaxially, and a plurality of A barrier member 204 extending along the central axis of the two, the liquid guiding groove 203 is formed between any adjacent two barrier members 204 .

It should be noted that the catheter tube 200 is adapted to be connected with the airway tube 100, and according to actual use, it is not excluded to set a slot recessed toward the outer side wall surface of the airway tube 100; and/or, On the inner side wall of the catheter tube 200 is provided a slot channel that is recessed toward the inner side wall surface, so that the liquid guiding groove 203 is formed in the slot channel.

In one embodiment, the end surface 103 of the second end of the airway tube 100 is flat and has a rounded peripheral edge 1031, and the rounded peripheral edge 1031 is provided with a plurality of protrusions corresponding to the position of the barrier member 204 1032 , the top of each protrusion 1032 abuts against the inner wall surface of the catheter 200 .

The liquid outlet hole 202 of the catheter 200 is formed between adjacent protrusions 1032 to further optimize the liquid suction performance and avoid liquid backflow. The liquid outlet hole of the catheter tube 200 is set between the adjacent protrusions 1032 to control the liquid outlet to a certain extent, and avoid excessive liquid outlet so that the liquid is blocked between the catheter tube 200 and the air guide tube 100, affecting the Atomization effect.

It can be understood that, in accordance with the position of the liquid guiding groove 203 , the plurality of protrusions are equally or unequally spaced on the end surface of the second end of the air guiding tube 100 .

Optionally, the end surface of the second end 2062 of the catheter tube 200 is also flat, and the end surface of the second end of the catheter tube 200 also has a rounded peripheral edge. In one example, it is not excluded that the The protrusion is provided on the inner wall of the second end 2062 of the catheter 200 , and the side of the protrusion disposed on the catheter 200 away from the catheter abuts against the end surface of the air guide tube. Of course, protrusions may also be provided on the inner wall of the second end 2062 of the catheter tube 200 and the end surface of the second end of the airway tube 100 .

In one embodiment, an air pump sealing ring 302 is provided between the air outlet 3011 of the electric air pump 300 and the air guide inlet 101 of the air guide tube 100 .

Through the setting of the air pump sealing ring 302, it is avoided that external water enters the interior of the atomization assembly through the connection position between the electric air pump 300 and the atomization assembly, pollutes the liquid medicine, affects the atomization, and even enters the hand-held part 700 through the electric air pump 300 and damages the washing machine. Damage to the internal structure of the nasal irrigator; waterproofing through sealing instead of water absorption through filter cotton can avoid moisture inside the electric nasal irrigator caused by water absorption, effectively solve the problem of poor waterproof effect, and optimize user experience.

In one embodiment, the atomization assembly further includes a covering member 401, and the covering member 401 is arranged on the catheter 200 so that the connection between the covering member 401 and the catheter 200 A mixing chamber 205 is formed between them, and a spray hole 2051 is provided above the mixing chamber 205 at a position corresponding to the liquid outlet hole 202 .

It can be understood that a mixing chamber 205 is formed between the cover member 401 and the catheter tube 200, so that the liquid medicine and the gas ejected from the air guide tube 100 are uniformly mixed in the mixing chamber 205, and the mixture is sprayed through the ejection hole 2051. It is discharged in an optimized form to optimize the user experience.

The utility model also provides an electric nasal washer, which includes the atomization assembly as described above. On the basis of the above example, the atomization assembly also includes a cover 401, and the cover 401 is arranged on the Above the catheter tube 200, a mixing chamber 205 is formed between the cover member 401 and the catheter tube 200, and a spray hole 2051 is provided above the mixing chamber 205 corresponding to the liquid outlet hole 202. The electric nasal irrigator also includes a cup cover 400 , and the cover 401 is located in the middle of the cup cover 400 .

Through the setting of the cup cover 400, the electric nasal irrigator is covered to avoid pollution.

In one embodiment, the electric nasal wash device further includes a nose wash head 500, the nose wash head 500 is sleeved above the cover 401, and a nozzle 501 is provided at a position corresponding to the spray hole 2051, so The nasal wash head 500 is made of medical silica gel.

A nose wash head 500 is set on the nozzle, and a nozzle 501 is set on the nose wash head 500 corresponding to the spray hole 2051 of the mixing chamber 205. During the nasal wash process, sometimes it is necessary to deep the nose wash head 500 into the nostrils to achieve better nasal wash As a result, the nasal wash head 500 is made of medical silica gel, which can effectively prevent the hard cover from damaging the nasal cavity, and to a certain extent, play a buffer role to avoid direct spraying of high-speed spray into the nasal cavity, which is used to improve the safety of nasal washing sex.

Optionally, according to actual needs, the size of the atomized particle size can be controlled by setting the diameter of the nozzle 501 and/or the spray hole 2051. and/or the distance between the nasal wash head 500 and the cover 401 to further adjust the size of the atomized particle size.

In one embodiment, the electric nasal irrigator further includes a cup body 600, and the cup body 600 includes a cup body 601, an arc plate 602, a liquid medicine bin 603, and a waste liquid bin 604. The airway 100 Located in the middle of the cup body 601, the bottom of the arc plate 602 is installed vertically above the cup body 600 corresponding to the position of the air duct 100, and the two sides of the arc plate 602 are respectively connected to the cup body. The inner side wall of the part 600 is connected, so that the waste liquid bin 604 and the liquid medicine bin 603 are relatively independently formed on both sides of the arc plate 602, the cup cover 400 is clamped on the top of the arc plate 602, and the cup The top ring of the cover 400 is provided with an enclosure 403, and a waste liquid recovery port 402 is opened corresponding to the waste liquid bin 604, the air guide tube 100 is set in the liquid medicine bin 603, and the liquid inlet slot 201 is used for The liquid in the medicinal liquid chamber 603 enters the liquid guiding groove 203 .

Optionally, in an example, the liquid medicine bin 603 and the waste liquid bin can be connected into an integrated structure through the arc plate 602, and the arc plate 602 is arranged in the middle of the cup body 600, so The outer wall of the cup body 600 is enclosed and closed, and the middle part of the cup body 600 is provided with a receiving cavity, and the cup body 600 is also provided with an arc plate 602, through which the cup body 600 The accommodating chamber is divided into two to form two disconnected chambers, the liquid medicine bin 603 and the waste liquid bin 604 are formed on both sides of the arc plate 602, and the inner wall of the cup body 600 is connected to the The chamber enclosed by the side of the arc plate 602 facing the atomization assembly is used as the liquid medicine bin 603 , and the other chamber is used as the waste liquid bin 604 . It may also be that the liquid medicine bin 603 and the waste liquid bin 604 adopt a split structure, the outer side wall of the cup body 600 is open, and the medicinal liquid bin 603 and the waste liquid bin 604 pass through the cup body. The opening on the side is spliced to the cup body 600 , the arc plate 602 in the middle of the cup body 600 serves as a spacer, and the liquid medicine bin 603 and the waste liquid bin 604 are respectively arranged on both sides of the arc plate 602 . Of course, for the convenience of liquid discharge, the liquid medicine chamber 603 can be arranged on the body of the cup from the beginning, and the liquid inlet slot of the catheter is connected with the liquid medicine chamber 603, and the waste liquid chamber 604 can be split into two parts. The ground is arranged on the side of the liquid medicine warehouse.

Optionally, the accommodating chamber of the cup body 600 is divided into two by the arc plate 602 to form two chambers that are not connected to each other. According to actual use, it is not ruled out that the bottom of the cup lid 400 is correspondingly provided with the chamber. The snap-in position that the arc plate 602 is adapted to, and the snap-in slots are respectively provided at both ends of the snap-in position, so that in the closed state, the snap-in position just abuts the arc plate 602, and passes through the snap-in The connecting slot is engaged with the arc plate 602 to avoid positional deviation. The setting of the snap-in position and the snap-in slot can further seal the liquid medicine bin 603 and the waste liquid bin 604 to a certain extent, so as to prevent the liquid medicine and waste liquid from mixing with each other through the connection position between the cup cover 400 and the cup body 600 , contaminate the liquid.

In the present utility model, the retaining member 403 is arranged on the top of the cup cover 400, and the waste liquid is blocked by the retaining member 403. Flow to the waste liquid recovery port 402, and flow into the waste liquid bin 604 through the waste liquid recovery port 402 to realize waste liquid recovery. The setting of the enclosure 403 prevents the waste liquid from spraying outside the electric nasal irrigator and causing pollution. Of course, according to actual use, it is not ruled out that the waste liquid recovery port 402 is recessed toward the waste liquid bin 604 to realize liquid accumulation and facilitate recovery.

In one embodiment, the electric nasal irrigator also includes a handle 700, which is screwed to the bottom of the cup body for easy disassembly and assembly. The middle part of the handle 700 is provided with a The air pump cover 800 of the electric air pump 300 is provided with a through hole 802 corresponding to the air outlet 3011 of the electric air pump 300 above the air pump cover 800, and the air outlet 3011 of the electric air pump 300 is connected to the air guide tube 100. An air pump sealing ring 302 is provided between the inlets 101 . To further optimize the sealing performance, the air pump sealing ring 302 is H-shaped and is clamped inside and outside the air pump cover 800 through the through hole 802 .

Specifically, an outer shell can be provided on the handle portion 700, and waterproof can be achieved through the setting of the outer shell, so as to prevent water from entering the side or bottom of the electric nasal irrigator and optimize the waterproof effect.

In one embodiment, optionally, in order to simplify the connection structure of the handle part 700 and reduce the occupied space, an air pump installation groove 801 is provided in the middle of the air pump cover 800 corresponding to the electric air pump 300. Edges are provided with slots suitable for the air inlet of the electric air pump 300 . The electric air pump 300 is suitably installed in the air pump cover 800 through the air pump installation groove 801, and the air outlet 3011 of the electric air pump 300 protrudes out of the cavity 701 through the through hole 802 and is connected to the air guide inlet. 101 connection, the air pump sealing ring 302 is set between the air outlet 3011 of the electric air pump 300 and the air guide inlet 101, and the air outlet 3011 of the electric air pump 300 is sealed with the air guide inlet 101 of the atomization assembly to avoid external Water enters the interior of the atomization assembly through the connection between the electric air pump 300 and the atomization assembly, pollutes the liquid medicine, affects the atomization, and even enters the handpiece 700 through the electric air pump 300 and damages the internal structure of the nasal irrigator.

Furthermore, in one embodiment, the electric nasal irrigator also includes a circuit board and a lithium battery, both the circuit board and the lithium battery are installed in the cavity 701, and the lithium battery and the circuit The circuit board and the electric air pump 300 are respectively electrically connected for powering the circuit board and the electric air pump 300 .

Powered by lithium battery storage, avoiding the need to plug in for use and optimizing the user experience. In an example, it is not excluded to provide a protective cover or lay a waterproof coating corresponding to the circuit board and/or the lithium battery to further optimize the waterproof performance.

In one embodiment, the electric nasal irrigator also includes a control button and a display installed on the handle, the display is electrically connected to the lithium battery, and both the control button and the display are electrically connected to the circuit board. connect.

The electric nasal irrigator can preset the working mode, set the working time of the electric air pump corresponding to each working mode, the interval working time of the corresponding mode, the speed of the electric air pump running in the corresponding working time, etc.; set the control switch for Turn on, turn off or switch the corresponding key trigger mode of each working mode; and set the content displayed on the display corresponding to each working mode, etc.

Further, corresponding to the circuit board and the lithium battery, suitable mounting grooves can be respectively provided on the side of the air pump cover 800, and the circuit board and the lithium battery are separated from the electric air pump 300 to further separate the air guiding path and the washing machine. The electronic components of the nasal apparatus are separated.

In one embodiment, the handle 700 is further provided with an installation base 900, and the middle part of the installation base 900 is provided with an installation position 901, and the installation base 900 is sleeved on the electric air pump 300 via the installation position 901. At the bottom, the outer circumference of the installation position 901 is provided with a plurality of position-limiting structures 902 suitable for clamping the air pump cover 800 . The air pump cover 800 is stably clamped.

According to the air pump cover 800, the circuit board and the lithium battery, the installation base 900 is set, so that the installation base 900 is fitly sleeved outside the air pump cover 800 to achieve a tight connection and prevent the internal structure of the handpiece 700 from appearing during use. Positional deviation affects normal use. And through the setting of the installation base 900, the vibration can be reduced to a certain extent, so that the electric air pump 300, the circuit board and the lithium battery arranged on the air pump cover 800 can be installed stably, so as to avoid loosening, position shifting due to external force, and even influence on the fog. The connection and atomization effect of optimized components optimize product stability and user experience.

In one embodiment, a connecting piece 903 is provided under the installation base 900, and a mounting hole is provided at the bottom of the handle corresponding to the connecting piece 903. The gas enters the cavity 701 of the hand-held part 700 through the air inlet of the hand-held part, and then enters the air duct 100 of the atomization assembly through the air-intake of the electric air pump 300 to realize atomization.

In an example, the charging interface may adopt any one or more of commonly used interfaces such as type C interface, lightning interface, mini USB interface, and micro USB interface.

The above is only an optional embodiment of the utility model, and therefore does not limit the patent scope of the utility model. Under the utility model concept of the utility model, the equivalent structural transformation made by using the specification of the utility model and the contents of the accompanying drawings , or directly/indirectly used in other relevant technical fields are all included in the patent protection scope of the present utility model.

Claims (10)

1. An atomization assembly is applied to an electric nasal wash, and the electric nasal wash is provided with an electric air pump, wherein the atomization assembly includes: An air guide tube, the air guide tube has an air guide inlet and an air guide outlet, and the air guide inlet is used to communicate with the air outlet of the electric air pump; A catheter, the catheter has a liquid inlet hole and a liquid outlet hole, the catheter is sleeved on the air guide tube and arranged along the axial extension of the air guide tube, the air guide outlet and The liquid outlet holes are arranged close to each other, and the inner wall of the catheter tube is provided with a liquid guide groove extending along its axial direction, and the liquid guide groove is connected between the liquid inlet groove hole and the liquid outlet hole . 2. The atomization assembly according to claim 1, wherein the catheter has opposite first ends and second ends, and the first end of the catheter is provided with a plurality of the liquid inlets Slot holes, a plurality of liquid inlet grooves are ring-shaped on the peripheral wall of the first end of the catheter, and the plurality of liquid guide grooves communicate with the plurality of liquid inlet grooves one by one. 3. The atomization assembly according to claim 2, wherein the air guide tube and the liquid guide tube are arranged coaxially, and an inner wall of the liquid guide tube and an outer wall of the air guide tube are provided. There are a plurality of barriers extending along the central axes of the two barriers, and the liquid guiding groove is formed between any adjacent two barriers. 4. The atomization assembly according to claim 3, wherein the end surface of the second end of the air duct is flat and has a rounded peripheral edge, and the rounded peripheral edge corresponds to the position of the barrier A plurality of protrusions are provided, and the top of each protrusion abuts against the inner wall surface of the catheter. 5. The atomization assembly according to claim 1, wherein an air pump sealing ring is provided between the air outlet of the electric air pump and the air guide inlet of the air guide tube. 6. The atomization assembly according to any one of claims 1-5, characterized in that, the atomization assembly further comprises a cover, and the cover is set on the catheter so that A mixing chamber is formed between the covering member and the catheter tube, and a spray hole is provided above the mixing chamber at a position corresponding to the liquid outlet hole. 7. An electric nasal irrigator, characterized in that it comprises the atomization assembly as claimed in claim 6, the electric nasal irrigator further comprising a cup cover, and the covering part is arranged in the middle of the cup cover. 8. The electric nasal wash according to claim 7, characterized in that, the electric nasal wash also includes a nose wash head, the nose wash head is sleeved above the cover and corresponds to the spray hole There is a spout at the position, and the nasal wash head is made of medical silicone. 9. The electric nasal irrigator according to claim 7, characterized in that, the electric nasal irrigator also includes a cup body, and the cup body includes a cup body, an arc plate, a liquid medicine bin, and a waste liquid bin , the air guide tube is located in the middle of the cup body, the bottom of the arc plate is installed vertically above the cup body corresponding to the position of the air guide tube, and the two sides of the arc plate are respectively connected to the cup body connected to the inner side wall of the part, so that the waste liquid bin and the liquid medicine bin are relatively independently formed on both sides of the arc plate. A stopper, and a waste liquid recovery port is opened corresponding to the waste liquid tank, the air guide tube is arranged in the liquid medicine tank, and the liquid inlet slot is used for the liquid in the liquid medicine tank to enter the liquid guide tank . 10. The electric nasal irrigator according to claim 9, characterized in that, the electric nasal irrigator also includes a hand-held part, the hand-held part is screwed to the bottom of the cup body, and the middle part of the hand-held part is provided with The air pump cover suitable for accommodating the electric air pump is provided with a through hole corresponding to the air outlet of the electric air pump on the top of the air pump cover. An air pump sealing ring, the air pump sealing ring is I-shaped and is clamped inside and outside the air pump cover through the through hole.

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