CN220193721U

CN220193721U - Liquid guide and atomization integrated atomizing head and atomizer

Info

Publication number: CN220193721U
Application number: CN202321139108.XU
Authority: CN
Inventors: 宋章军; 刘远辉; 请求不公布姓名
Original assignee: Shenzhen Guochuanghuikang Medical Device Technology Co ltd
Current assignee: Shenzhen Guochuanghuikang Medical Device Technology Co ltd
Priority date: 2023-05-11
Filing date: 2023-05-11
Publication date: 2023-12-19
Anticipated expiration: 2033-05-11

Abstract

The utility model discloses a liquid guide and atomization integrated atomizing head and an atomizer, which belong to the technical field of atomization, wherein the atomizing head comprises a shell with open upper and lower ends, a suction nozzle fixed on one side of the upper end of the shell, a liquid guide structure fixed on one side of the lower end of the shell, and an atomization sheet positioned in the shell and between the suction nozzle and the liquid guide structure; the liquid guide structure comprises a liquid guide cylinder with an open upper end and a closed lower end, a liquid guide column positioned in the liquid guide cylinder and an elastic piece, wherein the elastic piece provides elastic force for enabling the upper end of the liquid guide column to be in contact with the bottom surface of the atomizing sheet; the upper end outside of the liquid guide cylinder is provided with a connecting part connected with the inner wall of the shell, and the side wall of the liquid guide cylinder extending out from the lower end of the shell is provided with a liquid inlet. The atomizing head has high functional integration level, and can automatically suck liquid medicine from an external liquid storage box through the liquid guide structure, so that the complexity of the structure and the function of the liquid storage box serving as consumable materials can be reduced, and the aim of reducing the long-term use cost is fulfilled.

Description

Liquid guide and atomization integrated atomizing head and atomizer

Technical Field

The utility model relates to the technical field of atomization, in particular to a liquid guide and atomization integrated atomizing head and an atomizer.

Background

Aerosol inhalation therapy mainly refers to aerosol inhalation therapy, wherein aerosol refers to tiny solid or liquid particles suspended in air, so that the aerosol inhalation therapy is to disperse medicines into tiny fog drops or particles by an atomization device, suspend the tiny fog drops or particles in gas, and enter respiratory tracts and lungs to achieve the purposes of humidifying the respiratory tracts and treating respiratory tract inflammation.

Nebulizers are the primary devices for performing treatments and include a nebulizing head for generating mist of tiny droplets or particles, and a reservoir for continuously supplying a liquid drug to the nebulizing head. In the prior art, a conveying device for conveying liquid medicine is generally arranged between a liquid storage box and an atomizing head, so that the liquid medicine smoothly flows from the liquid storage box to the atomizing head, the structural composition of the atomizer is more complex, the product volume is large, the miniaturization design is difficult to realize, and the liquid medicine is inconvenient to move and poor in portability.

In order to solve the above-mentioned problems, chinese patent application publication No. CN114558207a proposes an atomizing structure, please refer to fig. 2-5, which includes two components of an atomizing head and a liquid storage box, and realizes an atomizing transfusion function by setting a water suction column in the liquid storage box and a water guide bar in the atomizing head.

However, in actual use, the liquid storage box and the liquid medicine in the liquid storage box belong to consumable materials and can only be used once, so that the lower the structural complexity of the liquid storage box is, the better the structural complexity is, otherwise, the atomizing head is required to realize the conveying function of atomized liquid medicine through the structural design of the atomizing head, in the patent application of the utility model, the water guide strip arranged in the atomizing head can be normally used only by matching corresponding structures in the liquid storage box, so that the structure and the functional integration level of the atomizing head are low and cannot be used independently, and the atomizer adopting the atomizing structure disclosed in the patent application of the utility model is high in long-term use cost and unfavorable for large-scale popularization.

Disclosure of Invention

Aiming at the problems of low structural and functional integration of a atomizing head in an atomizer in the prior art and high structural complexity and cost of a liquid storage box serving as consumable materials, the utility model aims to provide a liquid guide and atomization integrated atomizing head and an atomizer so as to at least partially solve the problems.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

on one hand, the utility model provides a liquid-guiding and atomizing integrated atomizing head, which comprises a shell with open upper and lower ends, a suction nozzle fixed on one side of the upper end of the shell, a liquid-guiding structure fixed on one side of the lower end of the shell, and an atomizing sheet positioned in the shell and between the suction nozzle and the liquid-guiding structure;

the liquid guide structure comprises a liquid guide cylinder with an open upper end and a closed lower end, a liquid guide column positioned in the liquid guide cylinder and an elastic piece, wherein the elastic piece provides elastic force for enabling the upper end of the liquid guide column to be in contact with the bottom surface of the atomizing sheet; the upper end outside of the liquid guide cylinder is provided with a connecting part which is used for being connected with the inner wall of the shell, and the side wall of the liquid guide cylinder extending out from the lower end of the shell is provided with a liquid inlet.

Preferably, the connecting part is detachably and fixedly connected with the inner wall of the shell through an elastic buckle structure.

Preferably, the outer wall of the lower end of the suction nozzle is provided with a clamping groove, and the inner wall of the upper end of the shell is provided with a clamping protrusion matched with the clamping groove.

Preferably, the atomizing sheet is provided with a sealing structure.

Preferably, the sealing structure comprises a sealing ring arranged between the atomizing sheet and the liquid guide structure and between the atomizing sheet and the suction nozzle.

Preferably, the sealing structure is configured as a sealing sleeve, and a mounting groove for mounting the atomizing sheet is formed in the inner wall of the sealing sleeve.

Preferably, the top surface of the liquid guiding structure is provided with a step for receiving the sealing sleeve.

Preferably, a convex ring is arranged on one side of the top surface of the sealing sleeve, and an annular groove matched with the convex ring is arranged on one side of the bottom surface of the suction nozzle.

On the other hand, the utility model also provides an atomizer, which comprises the liquid guide and atomization integrated atomizing head and a liquid storage box for storing liquid medicine, wherein the top end of the liquid storage box is detachably and fixedly connected with the bottom end of the shell, and one side of the top surface of the liquid storage box is provided with a through hole for the liquid guide cylinder to penetrate.

Preferably, the device further comprises a spring needle for supplying power to the atomizing sheet, wherein the spring needle is arranged in the side wall of the liquid storage box in a penetrating way along the axial direction, and the needle head is exposed out of the top surface of the liquid storage box; the connecting part is axially and penetratingly provided with a perforation, an electrode column is fixedly installed in the perforation, the top end of the electrode column is contacted with one side of the bottom surface of the atomizing sheet or the electrode column is connected with the atomizing sheet through a wire, and the bottom end of the electrode column is contacted with the top end of the needle head.

By adopting the technical scheme, the utility model has the beneficial effects that: due to the arrangement of the liquid guide structure in the atomizing head, the functional integration level of the atomizing head is higher, so that the atomizing head can automatically absorb liquid medicine from an external liquid storage box through the liquid guide column, the complexity of the structure and the function of the liquid storage box serving as consumable materials can be reduced, and the aim of reducing the long-term use cost is fulfilled.

Drawings

FIG. 1 is a schematic view of an atomizer head according to a first embodiment of the present utility model;

FIG. 2 is a front view of an atomizer head according to a first embodiment of the utility model;

FIG. 3 is a bottom view of an atomizer head according to a first embodiment of the utility model;

FIG. 4 is a cross-sectional view of the atomizing head taken along line A-A in FIG. 3 in accordance with a first embodiment of the present utility model;

FIG. 5 is a cross-sectional view of the atomizing head taken along line A-A in FIG. 3 in accordance with a second embodiment of the present utility model

FIG. 6 is a top view of a cartridge according to a third embodiment of the present utility model;

FIG. 7 is a cross-sectional view taken along line C-C of FIG. 6;

FIG. 8 is a cross-sectional view taken along line D-D of FIG. 6;

FIG. 9 is a cross-sectional view of the atomizing head taken along line B-B in FIG. 3 in accordance with a first embodiment of the present utility model;

fig. 10 is a cross-sectional view of the atomizing head according to the second embodiment of the present utility model taken along the line B-B in fig. 3.

In the figure, the device comprises a 1-shell, a 2-suction nozzle, a 3-liquid guiding structure, a 31-liquid guiding cylinder, a 32-liquid guiding column, a 33-elastic piece, a 34-connecting part, a 35-liquid inlet hole, a 36-electrode column, a 4-atomizing sheet, a 5-sealing ring, a 6-annular limiting baffle, a 7-sealing sleeve, an 8-liquid storage box, a 81-box body, a 82-box cover, a 83-sealing piece, 84-tinfoil paper, a 9-spring needle, a 91-needle head, a 92-needle tube and a 93-spring.

Detailed Description

The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

It should be noted that, in the description of the present utility model, the positional or positional relation indicated by the terms such as "upper", "lower", "left", "right", "front", "rear", etc. are merely for convenience of describing the present utility model based on the description of the structure of the present utility model shown in the drawings, and are not intended to indicate or imply that the apparatus or element to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

The terms "first" and "second" in this technical solution are merely references to the same or similar structures, or corresponding structures that perform similar functions, and are not an arrangement of the importance of these structures, nor are they ordered, or are they of a comparative size, or other meaning.

In addition, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., the connection may be a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two structures. It will be apparent to those skilled in the art that the specific meaning of the terms described above in this application may be understood in the light of the general inventive concept in connection with the present application.

Example 1

An integrated liquid-guiding and atomizing head, as shown in figures 1-4, comprises a shell 1, a suction nozzle 2, a liquid-guiding structure 3 and an atomizing sheet 4.

Wherein the housing 1 has a cylindrical shell structure with both upper and lower ends open. When the suction nozzle 2 is used, the suction nozzle is fixed on one side of the upper end of the shell 1, for example, an annular clamping groove (for example, integrally formed) is formed in the outer wall of the lower part of the suction nozzle 2, and correspondingly, a clamping protrusion for being clamped with the clamping groove is formed in the inner wall of the upper end of the shell 1 (for example, integrally formed), so that the suction nozzle 2 and the shell 1 are connected.

The liquid guiding structure 3 specifically includes a liquid guiding cylinder 31, a liquid guiding column 32, and an elastic member 33. The liquid guiding cylinder 31 is of a cylindrical structure with an open upper end and a closed lower end, and the liquid guiding column 32 and the elastic member 33 are positioned inside the liquid guiding cylinder and are sequentially arranged from top to bottom. The outer side of the upper end of the liquid guiding tube 31 is provided with a connecting portion 34 (integrally formed) for connecting with the inner wall of the housing 1, in this embodiment, the outer side wall of the connecting portion 34 is configured as a circumferential side wall, so that the upper portion of the liquid guiding structure 3 is in a disc-shaped structure, and the outer side wall of the connecting portion 34 is detachably and fixedly connected with the inner side wall of the housing 1 through an elastic fastening structure.

Wherein the liquid guiding column 32 is configured in an elongated columnar structure made of a water absorbing material (e.g., cotton), the elastic member 33 is configured as a coil spring, and the elastic member 33 is configured to provide an elastic force for making the upper end of the liquid guiding column 32 collide with the bottom surface of the atomizing sheet 4, thereby making the two contact well.

In addition, the liquid guiding cylinder 31 is configured to have a length dimension such that its lower end can protrude outside the lower end of the housing 1 so that it can protrude into a liquid storage container for liquid supply. In addition, the side wall of the liquid guiding tube 31 extending out of the housing 1 is provided with a liquid inlet hole 35, and in this embodiment, the liquid inlet hole 35 is elongated and is provided along the axial direction of the liquid guiding tube 31. The closed bottom end of the liquid guiding cylinder 31 is also provided with a liquid inlet through hole with a diameter smaller than that of the elastic piece 33.

Wherein, atomizing piece 4 sets up in shell 1, and between suction nozzle 2 and liquid guide structure 3 to realize its fixed in position with the help of suction nozzle 2 and liquid guide structure 3.

The atomizing disk 4 is provided with a sealing structure, which is configured as a sealing ring 5, for example. Wherein, be equipped with the sealed step (or seal groove) that is used for installing this sealing washer 5 at the top surface of drain structure 3 to be convenient for realize the sealed between atomizing piece 4 and the drain structure 3. An annular limit baffle 6 is arranged between the top surface side of the atomizing sheet 3 and the bottom surface side of the suction nozzle 2, and sealing is realized based on the annular limit baffle 6, or the top surface side of the atomizing sheet 3 can be directly contacted with the bottom surface side of the suction nozzle 2, so that sealing is realized.

Example two

In this embodiment, as shown in fig. 5, a sealing sleeve 7 made of rubber or silica gel is configured as a sealing structure, an installation groove for installing the atomizing sheet 4 is provided on the inner wall of the sealing sleeve 7, and the upper and lower end surfaces of the sealing sleeve 7 are respectively contacted with the suction nozzle 2 and the liquid guiding structure 3, so as to seal the atomizing sheet 4.

Typically, the top surface of the liquid guiding structure 3 is provided with an installation step for receiving the sealing sleeve 7; in addition, a convex ring is arranged on one side of the top surface of the sealing sleeve 7, and an annular groove matched with the convex ring is arranged on one side of the bottom surface of the suction nozzle 2.

Example III

An atomizer comprising a liquid-guiding and atomizing integrated atomizing head as provided in any one of the above embodiments and a liquid storage box 8 for storing a liquid medicine.

As shown in fig. 6 to 8, the liquid storage box 8 is configured in a cylindrical structure, and comprises a box body 81, wherein a through hole for the liquid guide cylinder 31 to penetrate is formed in one side of the top surface of the box body 81, and a box cover 82 is detachably connected to the through hole. Such as a threaded connection or a snap fit. The top end of the box 81 is detachably and fixedly connected with the bottom end of the housing 1, for example, by an elastic fastening structure, for example, elastic protrusions are disposed on the inner wall of the lower end of the housing 1, and corresponding slots are disposed on the outer wall of the upper end of the box 81. A sealing member 83 (for example, an annular sealing plug of a rubber material) for sealing the outer wall of the liquid guide tube 31 is further installed in the through hole on the top surface of the case 81 to prevent leakage of the liquid medicine from between the liquid guide tube 31 and the through hole. The top side of the case 81 is typically covered with a tinfoil 84 for shielding the cover 82.

Since the atomizing sheet 4 is enclosed inside the housing 1, the configuration of the power supply means thereof in this embodiment includes:

the configuration atomizing piece 4 is connected with an external power supply through the spring needle 9, the spring needle 9 comprises a needle head 91, a needle tube 92 and a spring 93, wherein the needle tube 92 is arranged in the side wall of the liquid storage box 8 (particularly the box body 81) in an axial penetrating manner, the needle head 91 is exposed on one side of the top surface of the box body 81, and the bottom end of the needle tube 92 is exposed on the bottom surface of the box body 81 so as to be connected with the power supply. The connecting portion 34 is provided with a through hole penetrating axially, an electrode column 36 is fixed in the through hole, the lower end of the electrode column 36 is connected with the top end of the needle 91, the top end of the electrode column 36 is contacted with one side of the bottom surface of the atomizing sheet 4 so as to supply power to the atomizing sheet 4, or the electrode column 36 is connected with the atomizing sheet 4 through a wire. So set up, can realize hiding the inside atomizing piece 4 of shell 1 and supply power to can not destroy the integrality of shell 1 yet.

When the liquid medicine spraying device is used, the tinfoil 84 and the box cover 82 on one side of the top surface of the liquid storage box 8 storing liquid medicine are detached, the liquid storage box 8 is fixedly connected with the shell 1 of the atomizing head, at the moment, the lower part of the liquid guide cylinder 31 fixed on the atomizing head stretches into the liquid storage box 8, the liquid medicine flows in through the liquid inlet hole 35 on the side wall of the liquid guide cylinder 31 and the liquid inlet through hole at the bottom, the liquid guide column 32 is soaked, and the upper end of the liquid guide column 32 can continuously convey the liquid medicine to the atomizing sheet 4; when the electrode needle 11 exposed on one side of the bottom surface of the liquid storage box 8 contacts with a contact point on a power supply, the atomizing sheet 4 is electrified to perform work, so that the liquid medicine is atomized and diffused out through the suction nozzle 2 to be sucked by a user.

The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.

Claims

1. The utility model provides a liquid guide atomizing integral type atomising head which characterized in that: the device comprises a shell with open upper and lower ends, a suction nozzle fixed on one side of the upper end of the shell, a liquid guide structure fixed on one side of the lower end of the shell, and an atomization sheet positioned in the shell and between the suction nozzle and the liquid guide structure;

2. The liquid guiding and atomizing integrated atomizing head according to claim 1, wherein: the connecting part is detachably and fixedly connected with the inner wall of the shell through an elastic buckle structure.

3. The liquid guiding and atomizing integrated atomizing head according to claim 1, wherein: the lower extreme outer wall of suction nozzle is equipped with the joint recess, the upper end inner wall of shell be equipped with joint protruding of joint recess looks adaptation.

4. The liquid guiding and atomizing integrated atomizing head according to claim 1, wherein: the atomizing sheet is provided with a sealing structure.

5. The liquid-guiding atomizing integrated atomizing head set forth in claim 4, wherein: the sealing structure comprises a sealing ring arranged between the atomizing sheet and the liquid guide structure and between the atomizing sheet and the suction nozzle.

6. The liquid-guiding atomizing integrated atomizing head set forth in claim 4, wherein: the sealing structure is configured as a sealing sleeve, and the inner wall of the sealing sleeve is provided with a mounting groove for mounting the atomizing sheet.

7. The liquid-guiding atomizing integrated atomizing head set forth in claim 6, wherein: the top surface of the liquid guide structure is provided with a step for bearing the sealing sleeve.

8. The liquid-guiding atomizing integrated atomizing head set forth in claim 7, wherein: the top surface side of seal cover is equipped with the bulge loop, bottom surface side of suction nozzle be equipped with bulge loop looks adaptation's annular groove.

9. An atomizer, characterized in that: the liquid guide and atomization integrated atomizing head comprises the liquid guide and atomization integrated atomizing head and a liquid storage box for storing liquid medicine, wherein the top end of the liquid storage box is detachably and fixedly connected with the bottom end of the shell, and a through hole for the liquid guide cylinder to penetrate is formed in one side of the top surface of the liquid storage box.

10. The nebulizer of claim 9, wherein: the spring needle is used for supplying power to the atomizing sheet, is arranged in the side wall of the liquid storage box in a penetrating manner along the axial direction, and the needle head is exposed out of the top surface of the conveying liquid storage box; the connecting part is axially and penetratingly provided with a perforation, an electrode column is fixedly installed in the perforation, the top end of the electrode column is contacted with one side of the bottom surface of the atomizing sheet or the electrode column is connected with the atomizing sheet through a wire, and the bottom end of the electrode column is contacted with the top end of the needle head.