CN219630352U

CN219630352U - Micro-grid atomizer

Info

Publication number: CN219630352U
Application number: CN202320805343.XU
Authority: CN
Inventors: 陈召辉; 李子航
Original assignee: Guangzhou Ruilian Intelligent Technology Co ltd
Current assignee: Shijiazhuang Bozhen Pharmaceutical Technology Co ltd
Priority date: 2023-04-12
Filing date: 2023-04-12
Publication date: 2023-09-05
Anticipated expiration: 2033-04-12

Abstract

The utility model belongs to the technical field of atomizers, and discloses a micro-grid atomizer which comprises a mask, an atomizing assembly and a control assembly. The mask is configured to cover the face of the user and form an atomization cavity with the face of the user, an air suction hole and an air outlet hole are formed in the mask, an air suction one-way valve is arranged on the air suction hole, and an air outlet one-way valve is arranged on the air outlet hole; the atomizing assembly comprises a liquid medicine cup and an atomizer, the liquid medicine cup is arranged on the mask and is positioned outside the atomizing cavity, and the atomizer is arranged on the liquid medicine cup and is communicated with the atomizing cavity; the control assembly comprises a controller and a pressure difference sensor, the controller is arranged on the mask and is positioned outside the atomization cavity, the pressure difference sensor is connected with the controller and extends into the atomization cavity through the mask, and the atomizer is connected with the controller. The pressure in the atomization cavity can be obviously changed when the air is discharged or inhaled through the arrangement of the air outlet one-way valve and the air inhalation one-way valve, so that the pressure difference sensor can conveniently sense the pressure change, and the respiration detection of a user is realized.

Description

Micro-grid atomizer

Technical Field

The utility model relates to the technical field of atomizers, in particular to a micro-grid atomizer.

Background

Nebulizers are drug delivery devices for administration by inhalation into the lungs of a patient in a nebulized form. Currently, there are three common atomizers, one is an ultrasonic atomizer, one is a compression atomizer, and one is a micro-grid atomizer.

The micro-grid atomizer is mainly a handheld atomizer, the patient carries out self-administration by the handheld atomizer, portability is poor, moreover, the spraying mode of the micro-grid atomizer is generally continuous spraying or intermittent spraying at regular time, and the micro-grid atomizer still sprays when the patient exhales, so that atomized liquid medicine patients can not be inhaled by the patient while being sprayed, and the waste of part of liquid medicine is caused.

Disclosure of Invention

The utility model aims to provide a micro-grid atomizer which is convenient to wear, and can realize synchronization of an atomization process and an inhalation process of a user, so that waste of liquid medicine is avoided.

To achieve the purpose, the utility model adopts the following technical scheme:

a microgrid atomizer comprising:

the mask is configured to cover the face of a user and form an atomization cavity with the face of the user, an air suction hole and an air outlet are formed in the mask, an air suction one-way valve is arranged on the air suction hole, and an air outlet one-way valve is arranged on the air outlet;

the atomizing assembly comprises a liquid medicine cup and an atomizer, wherein the liquid medicine cup is arranged on the mask and is positioned outside the atomizing cavity, and the atomizer is arranged on the liquid medicine cup and is communicated with the atomizing cavity;

the control assembly comprises a controller and a pressure difference sensor, wherein the controller is arranged on the mask and is positioned outside the atomization cavity, the pressure difference sensor is connected with the controller and penetrates through the mask to extend into the atomization cavity, and the atomizer is connected with the controller.

Optionally, the gauze mask includes flexible face guard and loading board, flexible face guard is configured to cover and establishes at the user's face, and forms the atomizing chamber with the user's face, the loading board laminate in the one end that the user was kept away from to flexible face guard, the loading board with link up in the part that flexible face guard laminate be equipped with the suction hole with the venthole, the check valve of breathing in the check valve of giving vent to anger the liquid medicine cup with the controller all sets up on the loading board.

Optionally, the gauze mask still includes the installation shell, the installation shell cover is established and is fixed flexible face guard deviates from the week side in atomizing chamber, and with enclose into between the flexible face guard and hold the chamber, the loading board the liquid medicine cup with the controller all is located hold the intracavity.

Optionally, a positioning groove is formed in the flexible mask, a positioning protrusion is arranged on the mounting shell, and the positioning protrusion is embedded in the positioning groove.

Optionally, an end of the flexible mask connected to the user has a flange, and the flange forms the positioning groove on the flexible mask.

Optionally, the installation shell is provided with a fluid infusion port, and the open end of the liquid medicine cup is in butt joint with the fluid infusion port.

Optionally, the air suction check valve and the air outlet check valve are both disposed on a side of the carrier plate away from the flexible mask.

Optionally, an induction rod is arranged on the differential pressure sensor, a first through hole is formed in the bearing plate and the flexible mask in a penetrating manner, and the induction rod penetrates through the first through hole to extend to the atomizing cavity.

Optionally, be equipped with the atomizing mouth on the atomizer, on the loading board with link up on the flexible face guard and seted up the second through-hole, the atomizer pastes and supports the loading board is kept away from one side of flexible face guard, the atomizing mouth with the second through-hole intercommunication.

Optionally, the controller and the liquid medicine cup are both connected to the bearing plate by bolts.

The beneficial effects are that:

the micro-grid atomizer provided by the utility model is worn on the face of a user, when the user inhales, the inhalation one-way valve is opened, the air outlet one-way valve is kept locked, the pressure in the atomization cavity is smaller than the external atmospheric pressure due to inhalation, the pressure difference sensor outputs a signal to the controller through sensing the change of the pressure, and the controller controls the atomizer to spray into the atomization cavity so as to enable the user to absorb atomized liquid medicine. When a user gives out air, the air outlet one-way valve is opened, the air suction valve is kept locked, the pressure in the atomization cavity is larger than the external atmospheric pressure due to the air outlet, the pressure difference sensor outputs a signal to the controller through sensing the pressure change, and the controller controls the atomizer to stop atomization. The micro-grid atomizer is worn on the head of a user through the mask, is convenient to wear, and does not need to be held by hand. Through the setting of the check valve of giving vent to anger and the check valve of breathing in for the pressure in the atomizing chamber can take place obvious change when giving vent to anger or breathing in, thereby the pressure differential sensor perception pressure's of being convenient for change, in order to realize the respiration detection to the user, make the atomizing process of micro-grid atomizer and the process of breathing in of user synchronous, saved the liquid medicine.

Drawings

Fig. 1 is a schematic front view of a microgrid atomizer provided in an embodiment of the present utility model;

fig. 2 is an exploded schematic view of a micro-grid atomizer according to an embodiment of the present utility model.

In the figure: 100. an atomizing chamber; 101. an air suction hole; 102. an air outlet hole; 103. a first through hole; 104. a second through hole;

1. a mask; 11. a flexible mask; 111. flanging; 12. a carrying plate; 13. a mounting shell; 131. a fluid supplementing port; 132. positioning the bulge;

2. an atomizing assembly; 21. a liquid medicine cup; 22. an atomizer;

3. a control assembly; 31. a controller; 32. a differential pressure sensor; 321. an induction rod.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; 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 elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", "left", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1 and 2, the present embodiment provides a micro-grid atomizer, which includes a mask 1, an atomizing assembly 2, and a control assembly 3.

Specifically, the mask 1 is configured to cover the face of a user, and forms an atomization cavity 100 with the face of the user, an air suction hole 101 and an air outlet hole 102 are arranged on the mask 1, an air suction one-way valve is arranged on the air suction hole 101, and an air outlet one-way valve is arranged on the air outlet hole 102. The atomizing assembly 2 comprises a liquid medicine cup 21 and an atomizer 22, wherein the liquid medicine cup 21 is arranged on the mask 1 and is positioned outside the atomizing cavity 100, and the atomizer 22 is arranged on the liquid medicine cup 21 and is communicated with the atomizing cavity 100. The atomizer 22 is of prior art, and the specific structure and principles thereof are not described in detail herein. The control assembly 3 comprises a controller 31 and a pressure difference sensor 32, the controller 31 is arranged on the mask 1 and is positioned outside the atomization cavity 100, the pressure difference sensor 32 is connected with the controller 31 and extends into the atomization cavity 100 through the mask 1, and the atomizer 22 is connected with the controller 31. The type of the controller 31 is not limited, and in this embodiment, it is a single-chip microcomputer.

When the micro-grid atomizer is used, the mask 1 is worn on the face of a user, when the user inhales, the inhalation one-way valve is opened, the air outlet one-way valve is kept locked, the pressure in the atomization cavity 100 is smaller than the external atmospheric pressure due to inhalation, the pressure difference sensor 32 outputs a signal to the controller 31 through sensing the pressure change, and the controller 31 controls the atomizer 22 to spray into the atomization cavity 100 so that the user can absorb atomized liquid medicine. When the user gives out air, the air outlet one-way valve is opened, the air suction valve is kept locked, the pressure in the atomization cavity 100 is larger than the external atmospheric pressure due to the air outlet, the pressure difference sensor 32 outputs a signal to the controller 31 through sensing the change of the pressure, and the controller 31 controls the atomizer 22 to stop atomization.

The micro-grid atomizer in the embodiment is worn on the head of a user through the mask 1, is convenient to wear and does not need to be held by hand. Through the arrangement of the air outlet check valve and the air suction check valve, the pressure in the atomization cavity 100 can be obviously changed during air outlet or air suction, so that the pressure difference sensor 32 is convenient to sense the pressure change, the respiration detection of a user is convenient to realize, the atomization process of the micro-grid atomizer is synchronous with the air suction process of the user, and the liquid medicine is saved.

As shown in fig. 2, optionally, the mask 1 includes a flexible mask 11 and a carrying board 12, the flexible mask 11 is configured to cover the face of a user and form an atomization cavity 100 with the face of the user, the carrying board 12 is attached to one end of the flexible mask 11 far away from the user, an air suction hole 101 and an air outlet hole 102 are formed through a portion of the carrying board 12 attached to the flexible mask 11, and the air suction check valve, the air outlet check valve, the liquid medicine cup 21 and the controller 31 are all disposed on the carrying board 12. Through the direct contact of the flexible mask 11 and the user, the face shape of the user can be adaptively deformed, so that the tightness of the atomization cavity 100 is ensured, and the control assembly 3 can accurately detect. In this embodiment, the flexible mask 11 is a silicone mask. The air suction one-way valve, the air outlet one-way valve, the liquid medicine cup 21 and the controller 31 are arranged through the bearing plate 12 to provide support for the components, so that the relative position relationship of the components is ensured. In this embodiment, the carrier plate 12 is a rigid plastic plate.

Optionally, both the air suction check valve and the air outlet check valve are disposed on a side of the carrier plate 12 remote from the flexible mask 11, thereby avoiding occupying space in the nebulization chamber 100. The fixing manner of the controller 31 and the liquid medicine cup 21 on the carrier plate 12 is not limited, and in this embodiment, the controller 31 and the liquid medicine cup 21 are both bolted on the carrier plate 12, so that the disassembly and assembly are convenient.

As shown in fig. 2, specifically, the differential pressure sensor 32 is provided with a sensing rod 321, the carrier plate 12 and the flexible mask 11 are provided with a first through hole 103 therethrough, and the sensing rod 321 extends to the atomizing chamber 100 through the first through hole 103. The atomizer 22 is provided with an atomization opening, a second through hole 104 is formed in the bearing plate 12 and the flexible mask 11 in a penetrating manner, the atomizer 22 is abutted against one side, far away from the flexible mask 11, of the bearing plate 12, and the atomization opening is communicated with the second through hole 104.

As shown in fig. 2, optionally, the mask 1 further includes a mounting shell 13, where the mounting shell 13 is sleeved and fixed on a peripheral side of the flexible mask 11 facing away from the atomizing cavity 100, and encloses a containing cavity with the flexible mask 11, and the bearing plate 12, the liquid medicine cup 21 and the controller 31 are all located in the containing cavity. The mounting case 13 is used for supporting and mounting the flexible mask 11, and at the same time, can cover the carrying plate 12, the liquid medicine cup 21, the controller 31 and the like in the accommodating cavity, protect the above components and make the micro-grid atomizer beautiful. In this embodiment, the mounting shell 13 is a rigid plastic shell.

Optionally, a positioning groove is formed on the flexible mask 11, and a positioning protrusion 132 is formed on the mounting shell 13, where the positioning protrusion 132 is embedded in the positioning groove. Through the cooperation of the positioning groove and the positioning protrusion 132, the positioning groove and the positioning protrusion can be installed and positioned accurately.

As shown in fig. 2, the end of the flexible mask 11 that is to be attached to the user may optionally have a flange 111, the flange 111 forming a detent in the flexible mask 11. Specifically, the end of the flexible mask 11, which is close to the user, is turned up to the atomizing cavity 100, the contact area between the end and the user is increased, the tightness of the atomizing cavity 100 is improved, the wearing belt is arranged on the mounting shell 13, the user wears the wearing belt, the positioning protrusion 132 of the mounting shell 13 presses the turned up edge 111 of the flexible mask 11 against the face of the user, the sealing of the atomizing cavity 100 is realized, and the relative positions of the mounting shell 13 and the flexible mask 11 are ensured. In this embodiment, the belt is a head-mounted belt.

As shown in fig. 2, the mounting shell 13 is optionally provided with a fluid-supplementing port 131, and the open end of the liquid medicine cup 21 is abutted to the fluid-supplementing port 131. Specifically, the fluid infusion port 131 is opened upward, and the liquid medicine cup 21 is positioned below the fluid infusion port 131, so that the liquid medicine can be conveniently infused into the liquid medicine cup 21.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims

1. Micro-grid atomizer, its characterized in that includes:

the mask (1) is configured to cover the face of a user and form an atomization cavity (100) with the face of the user, the mask (1) is provided with an air suction hole (101) and an air outlet hole (102), the air suction hole (101) is provided with an air suction one-way valve, and the air outlet hole (102) is provided with an air outlet one-way valve;

the atomizing assembly (2) comprises a liquid medicine cup (21) and an atomizer (22), wherein the liquid medicine cup (21) is arranged on the mask (1) and is positioned outside the atomizing cavity (100), and the atomizer (22) is arranged on the liquid medicine cup (21) and is communicated with the atomizing cavity (100);

control assembly (3), including controller (31) and differential pressure sensor (32), controller (31) set up on gauze mask (1), and be located outside atomizing chamber (100), differential pressure sensor (32) with controller (31) link to each other, and pass gauze mask (1) extend to in atomizing chamber (100), atomizer (22) with controller (31) link to each other.

2. The micro-grid atomizer according to claim 1, wherein the mask (1) comprises a flexible mask (11) and a bearing plate (12), the flexible mask (11) is configured to be covered on the face of a user and forms an atomization cavity (100) with the face of the user, the bearing plate (12) is attached to one end, far away from the user, of the flexible mask (11), the part, attached to the bearing plate (12) and the flexible mask (11), is provided with the air suction hole (101) and the air outlet hole (102) in a penetrating way, and the air suction check valve, the air outlet check valve, the liquid medicine cup (21) and the controller (31) are all arranged on the bearing plate (12).

3. The micro-grid atomizer according to claim 2, wherein the mask (1) further comprises a mounting shell (13), the mounting shell (13) is sleeved and fixed on the peripheral side of the flexible mask (11) facing away from the atomizing cavity (100), a containing cavity is formed between the mounting shell and the flexible mask (11), and the bearing plate (12), the liquid medicine cup (21) and the controller (31) are all located in the containing cavity.

4. A micro-grid atomizer according to claim 3, characterized in that the flexible mask (11) is provided with a positioning groove, the mounting shell (13) is provided with a positioning protrusion (132), and the positioning protrusion (132) is embedded in the positioning groove.

5. The micro-grid nebulizer of claim 4, wherein the end of the flexible mask (11) that is connected to the user has a flange (111), the flange (111) forming the positioning groove on the flexible mask (11).

6. A micro-grid atomizer according to claim 3, wherein the mounting housing (13) is provided with a fluid-filling port (131), and the open end of the liquid medicine cup (21) is abutted to the fluid-filling port (131).

7. A micro-grid atomizer according to claim 2, characterized in that the air suction one-way valve and the air outlet one-way valve are both arranged on the side of the carrier plate (12) remote from the flexible mask (11).

8. The micro-grid atomizer according to claim 2, wherein the differential pressure sensor (32) is provided with an induction rod (321), a first through hole (103) is formed in the bearing plate (12) and the flexible mask (11) in a penetrating manner, and the induction rod (321) penetrates through the first through hole (103) to extend to the atomization cavity (100).

9. The micro-grid atomizer according to claim 2, wherein an atomization opening is formed in the atomizer (22), a second through hole (104) is formed in the bearing plate (12) and the flexible mask (11) in a penetrating manner, the atomizer (22) is abutted to one side, far away from the flexible mask (11), of the bearing plate (12), and the atomization opening is communicated with the second through hole (104).

10. A micro-grid atomizer according to claim 2, characterized in that the controller (31) and the liquid medicine cup (21) are both bolted to the carrier plate (12).