WO2020215613A1

WO2020215613A1 - Cushion

Info

Publication number: WO2020215613A1
Application number: PCT/CN2019/109356
Authority: WO
Inventors: 何礼桂
Original assignee: 深圳市三一进取技术有限公司
Priority date: 2019-04-26
Filing date: 2019-09-30
Publication date: 2020-10-29
Also published as: CN210301966U

Abstract

A cushion (1), comprising a cushion main body (11) having a through opening (111), an outer side of the cushion main body (11) being provided with a first extension part (12), an inner side wall of the through opening (111) being provided with a second extension part (13), the first extension part (12) being provided with a first magnetic attraction body (121), and the second extension part (13) being provided with a second magnetic attraction body (131).

Description

Padding To

Technical field

This application relates to the technical field of respiratory equipment, and in particular to a cushion.

Background technique

There are many types of masks, such as oxygen masks, non-invasive masks, etc. When the mask is used, the mask fits the human body's face, and the effective gas is transported into the mask through the pipeline for the patient to breathe.

The existing mask is in direct contact with the skin, the mask will become hard due to the adhesion of the oil secreted by the skin, accelerating aging, and the service life of the mask is greatly reduced. At the same time, the mask is not easy to clean and easy to breed bacteria.

Application content

The main purpose of this application is to provide a cushion, which aims to improve the hygiene and service life of the breathing mask.

In order to achieve the above objective, the present application provides a cushion applied to a breathing mask, the breathing mask is formed with a fitting part;

The liner includes a liner main body, a first extension part and a second extension part provided on the liner main body, the liner main body is provided with a through opening, and the first extension part is movably provided on the On the outer edge of the gasket body, the second extension is movably provided on the inner side wall of the opening, the first extension is provided with a first magnetic attractor, and the second extension is provided with a second Magnetic attractor

When the liner is installed on the breathing mask, the liner main body at least partially abuts against the fitting part, and the first extension part and the second extension part pass through the first magnetic attractor and the second extension part. The adsorption and coordination of the two magnetic attractors wrap the bonding part.

Optionally, the first extension part has a ring shape and is arranged around the outer edge of the cushion body;

The second extension part has a ring shape and is arranged around the inner side wall of the opening.

Optionally, the first extension portion and the second extension portion are integrally formed with the cushion body.

Optionally, a sewing thread is provided at the connection between the first extension part and the cushion body;

The first extension part is connected with the cushion body through the sewing thread.

Optionally, a sewing thread is provided at the connection between the second extension part and the cushion body;

The second extension part is connected with the cushion body through the sewing thread.

Optionally, the first extensions are two first extensions, the two first extensions are symmetrically arranged on both sides of the gasket, and the first magnetic attractor is arranged on the first One end of an extension strap away from the main body of the cushion;

The second extension part is two second extension belts arranged at intervals, each of the second extension belts is arranged opposite to one of the first extension belts, and the second magnetic attractor is arranged on the second extension One end of the belt away from the main body of the cushion.

Optionally, the first extension belt includes two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers; and/or, the second The extension belt includes two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers.

Optionally, the first extension belt includes two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers;

The first extension belt is provided with a sewing thread around the outer circumference of the first magnetic attractor, and the sewing thread connects the two first sandwich layers.

Optionally, the second extension belt includes two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers;

The second extension belt is provided with a sewing thread around the outer circumference of the second magnetic attractor, and the sewing thread connects the two second sandwich layers.

The first extension belt is provided with a first adhesive part around the outer periphery of the first magnetic attractor, and the two first sandwich layers are bonded by the first adhesive part.

The second extension belt is provided with a second adhesive part around the outer periphery of the second magnetic attractor, and the two second sandwich layers are bonded by the adhesive part.

The two opposite sides of the first magnetic attractor are bonded to the two first sandwich layers.

Optionally, the second extension belt includes two second sandwich layers stacked, and the second magnetic attractor is located between the two first sandwich layers;

The two opposite sides of the second magnetic attractor are also bonded to the two second sandwich layers.

The second extension belt includes two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers;

The material of the first sandwich layer and the second sandwich layer is a flexible breathable fabric.

Optionally, the first extension is a plurality of first extension strips arranged at intervals, a plurality of the first extension strips are arranged around the outer wall of the cushion body, and the second extension part is arranged at a plurality of intervals Each of the second extension belts is arranged opposite to one of the first extension belts.

Optionally, the first magnetic attractor and the second magnetic attractor are magnets or magnets.

Optionally, the material of the pad body is textile fiber.

Optionally, the pad body includes a first air-permeable layer, an absorbent layer, and a second air-permeable layer that are stacked.

Optionally, the material of the first breathable layer and the second breathable layer is a flexible breathable fabric, and the material of the absorbent layer is a fiber that can absorb water and oil.

Optionally, the shape of the opening is one of a circle, an ellipse, and an oval.

In the technical solution of the present application, the first extension is provided on the outer side of the liner main body of the liner, and the second extension is provided on the inner side wall of the opening of the liner main body. The first extension part and the second extension part can move on the main body of the liner, so that the first magnetic body on the first extension part and the second magnetic body on the second extension part can be attracted, so that the first extension The part and the second extension part can be detachably connected by the first magnetic body and the second magnetic body by the adsorption fit of the first magnetic body and the second magnetic body. For the shell of the breathing mask. When the breathing mask is used, the cushion wraps the fitting part, so that the fitting part of the breathing mask does not directly contact the human face, and the oil secreted by the human face will not directly corrode the breathing mask, thereby increasing the service life of the breathing mask. In addition, the detachable connection of the liner and the breathing mask also enables the liner to be replaced and cleaned, which is conducive to improving the hygiene of the breathing mask.

Description of the drawings

In order to more clearly describe the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application. For those of ordinary skill in the art, without creative work, other drawings can be obtained based on the structure shown in these drawings.

Figure 1 is a schematic diagram of a structure of the gasket of the application;

Figure 2 is a schematic diagram of another structure of the gasket of the application;

Figure 3 is a schematic diagram of the state of the application when the cushion is installed on the breathing mask;

Figure 4 is a schematic diagram of the state of the cushion and breathing mask of the application when in use.

Description with icon number:

Label	name	Label	name
1	liner	13	Second extension
11	Pad body	131	Second magnetic attractor
111	Open mouth	132	Second extension
12	First extension	2	Breathing mask
121	First magnet	twenty one	Fitting Department
122	First extension

The realization, functional characteristics, and advantages of the purpose of this application 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 application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of this application.

It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of this application are only set to explain the difference between components in a specific posture (as shown in the accompanying drawings). If the relative position relationship, movement situation, etc. change, the directional indication will change accordingly.

In this application, unless otherwise clearly specified and limited, the terms "connected", "fixed", etc. should be interpreted broadly. For example, "fixed" can be a fixed connection, a detachable connection, or a whole; It can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components or the interaction relationship between two components, unless specifically defined otherwise. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

In addition, the descriptions related to "first", "second", etc. in this application are only set for descriptive purposes, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined with "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on what can be achieved by a person of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be achieved, it should be considered that such a combination of technical solutions does not exist. , Not within the scope of protection required by this application.

This application proposes a breathing mask 2 applied to breathing equipment.

The embodiment of the present application provides a cushion 1, refer to 1, combined with Figs. 3 and 4. As shown in Figs. 3 and 4, the breathing mask 2 is formed with a fitting part 21. The cushion 1 includes a cushion main body 11 and is arranged on the cushion main body 11. The first extension 12 and the second extension 13 of the cushion body 11 are provided with a through opening 111, the first extension 12 is movably arranged on the outer edge of the cushion body 11, and the second extension 13 is movably arranged On the inner side wall of the opening 111, the first extension 12 is provided with a first magnetic attractor 121, and the second extension 13 is provided with a second magnetic attractor 131; when the gasket 1 is installed on the breathing mask 2, the gasket main body 11 At least partially abuts against the attaching portion 21, and the first extension portion 12 and the second extension portion 13 are attached to the attaching portion 21 through the adsorption and cooperation of the first magnetic attraction body 121 and the second magnetic attraction body 131.

In this embodiment, the cushion 1 is made of various materials, such as a fabric woven from cotton or linen. When the cushion 1 is in use, the cushion body 11 is attached to the human body's face, avoiding the fitting of the breathing mask 2 The part 21 is in direct contact with the face of the human body, thereby improving the comfort of wearing the breathing mask 2. The liner 1 is in the shape of a thin sheet, and its shape can be various, such as circular, elliptical, oval, etc. In this embodiment, the shape of the liner 1 is adapted to the fitting part 21 of the breathing mask 2. So that the cushion 1 can cover the fitting part 21 to avoid exposure of certain parts of the fitting part 21, so that when the breathing mask 2 is used, the fitting part 21 will not come into contact with the human face and crush or scratch the human body. Face.

The breathing mask 2 is made of various materials, such as silicone and resin. The breathing mask 2 has a cavity. The breathing mask 2 is provided with a breathing port for the nose and mouth of the human body to pass through, and an elbow interface corresponding to the breathing port. The breathing port and the elbow interface are connected to the cavity, and the elbow interface is provided It is an external elbow, which is connected to a gas supply device through the elbow, and the gas supplied by the gas supply device is input into the cavity through the elbow and the elbow interface for human breathing.

The fitting part 21 is formed at the end of the breathing mask 2, and the fitting part 21 may be integrally formed with the breathing mask 2, or may be formed separately from the breathing mask 2 and then connected to the breathing mask 2. The material of the bonding part 21 may be silica gel, resin, etc., and is not limited here. The fitting portion 21 is a closed ring structure, and the cross-sectional shape of the fitting portion 21 can be various, such as a circle, an ellipse, and an oval.

The shape of the port 111 can also be various, such as circular, elliptical, oval, and so on. Of course, the shape of the port 111 can also be any irregular shape. The description of the shape of the port 111 here is only an exemplary description, and is not used to limit the shape of the port 111 to only the above-mentioned shape. The technician can completely design the shape of the through hole 111 according to actual needs to fit different types of breathing masks. In other embodiments, the shape of the opening 111 can also be adapted to the shape of the breathing opening on the breathing mask 2.

The first extension portion 12 and the second extension portion 13 may be integrally formed with the cushion body 11, or they may be separately processed and formed and then connected to the cushion body 11 by means of seaming, bonding, etc. Not limited. For example, a sewing thread is provided at the connection between the first extension 12 and the cushion body 11, or at the connection between the second extension 13 and the cushion body 11, and the first extension 12 and the cushion are connected by the sewing thread. The main body 11 is sewn together, or the second extension portion 13 and the cushion main body 11 are sewn together with a sewing thread. The first extension part 12 and the second extension part 13 can be made of various materials, such as cotton cloth, linen cloth and so on.

The first magnetic body 121 and the second magnetic body 131 may be magnets, magnets, etc., which are not limited here. The first magnetic attraction body 121 and the second magnetic attraction body 131 may be strip-shaped, waist-shaped, square, etc., which are not limited here. The first extension part 12 and the second extension part 13 can be folded to the same side of the cushion body 11, so that the first magnetic attraction body 121 and the second magnetic attraction body 131 are attracted to each other and clamped in the shell of the breathing mask 2 The side wall of the lining body 11 abuts against the bonding portion 21, and the first extension portion 12, the second extension portion 13 and the cushion body 11 cooperate to wrap the bonding portion 21.

The technical solution of this embodiment adopts a first extension 12 provided on the outer side of the gasket main body 11 of the gasket 1 and a second extension 13 provided on the inner side wall of the through opening 111 of the gasket main body 11. The first extension 12 and the second extension 13 can move on the gasket body 11, so that the first magnetic attraction 121 on the first extension 12 and the second magnetic attraction 131 on the second extension 13 can communicate with each other. Adsorption, in this way, the first extension 12 and the second extension 13 can pass through the first magnetic attractor 121 and the second magnetic attractor 131 to encapsulate the laminating part 21, and the gasket 1 can also pass through the first magnet The suction body 121 and the second magnetic suction body 131 are detachably connected to the shell of the breathing mask 2 by the suction cooperation. When the breathing mask 2 is in use, the cushion 1 wraps the fitting part 21 so that the fitting part 21 of the breathing mask 2 does not directly contact the human face, and the oil secreted by the human face will not directly corrode the breathing mask 2, thereby improving The life span of the breathing mask 2. In addition, the detachable connection of the liner 1 and the breathing mask 2 also enables the liner 1 to be replaced and cleaned, which is conducive to improving the hygiene of the breathing mask 2 in use.

Optionally, as shown in FIG. 1, the first extension portion 12 has a ring shape and is arranged around the edge of the gasket body 11; the second extension portion 13 has a ring shape and is arranged around the inner side wall of the through opening 111.

In this embodiment, the first extension portion 12 and the second extension portion 13 are both ring-shaped structures, and the materials of the first extension portion 12 and the second extension portion 13 are both flexible materials, such as cotton cloth, linen cloth, etc. There are no restrictions. The first extension 12 and the second extension 13 can be folded to the same side of the gasket body 11, so that the first magnetic attractor 121 and the second magnetic attractor 131 are attracted to each other. The suction body 131 cooperates to clamp the side wall of the housing of the breathing mask 2 so that the cushion body 11 abuts against the fitting part 21, and the first extension part 12, the second extension part 13 and the cushion body 11 cooperate to wrap the fitting part 21 , Avoid direct contact between the fitting part 21 and the human face.

Optionally, as shown in FIG. 2, the first extension 12 is two first extension strips 122, the two first extension strips 122 are symmetrically arranged on both sides of the gasket 1, and the first magnetic attractor 121 is arranged on The first extension strip 122 is far away from the end of the gasket body 11; the second extension portion 13 is two second extension strips 132 spaced apart, each second extension strip 132 is arranged opposite to a first extension strip 122, and the second The suction body 131 is disposed at an end of the second extension belt 132 away from the cushion body 11.

In this embodiment, the shape of the first extension band 122 and the second extension band 132 may be elongated, circular, irregular, etc., which are not limited here. The first extension belt 122 and the second extension belt 132 can be made of various materials, such as cotton, linen, silicone, etc. The first extension belt 122 and the second extension belt 132 can be integrally formed with the cushion body 11, and It may be separately processed and formed and then connected to the gasket body 11. The cushion body 11 is detachably connected to the breathing mask 2 through the adsorption and cooperation of the first magnetic body 121 on the first extension belt 122 and the second magnetic body 131 on the second extension belt 132. In this way, the replacement and cleaning of the pad main body 11 are facilitated, and the sanitation of the pad main body 11 and the mask main body is ensured. The lengths of the first extension belt 122 and the second extension belt 132 can be adjusted according to actual needs, so that the cushion 1 can be set to be suitable for breathing masks 2 of different specifications, and the applicability of the cushion 1 is improved.

Optionally, the first extension belt 122 includes two first sandwich layers stacked, and the first magnetic attractor 121 is located between the two first sandwich layers; and/or, the second extension belt 132 includes two stacked first sandwich layers. Of the two second sandwich layers, the second magnetic attractor 131 is located between the two second sandwich layers.

In this embodiment, the materials of the first sandwich layer and the second sandwich layer can be multiple, such as cotton cloth, linen cloth and so on. The first magnetic attractor 121 can be sewn between the two first sandwich layers by stitching, and the second magnetic attractor 131 can be sewn between the two second sandwich layers by stitching. Therefore, the fixing of the first magnetic body 121 and the second magnetic body 131 on the first extension belt 122 and the second extension belt 132 can be made more reliable.

Optionally, the first extension strip 122 includes two first sandwich layers stacked, and the first magnetic attractor 121 is located between the two first sandwich layers; the first extension strip 122 surrounds the first magnetic attractor 121 A sewing thread is arranged on the outer periphery of the car sewing thread, which connects the two first sandwich layers.

In this embodiment, the first extension belt 122 is provided with a sewing thread on the outer periphery of the first magnetic attraction body 121, so that the first magnetic attraction body 121 is confined between the two first sandwich layers through the sewing thread. The stitching line limits the range of movement of the first magnetic attraction body 121, prevents the first magnetic attraction body 121 from moving between the two first sandwich layers, and facilitates the first magnetic attraction body 121 and the second magnetic attraction body 131 Used in conjunction with.

Optionally, the second extension belt 132 includes two second sandwich layers stacked, and the second magnetic attractor 131 is located between the two second sandwich layers; the second extension belt 132 surrounds the second magnetic attractor 131 There is a sewing thread on the outer periphery of the car, which connects the two second sandwich layers.

In this embodiment, the second extension belt 132 is provided with a sewing thread on the outer periphery of the second magnetic attractor 131, so that the second magnetic attractor 131 is confined between the two second sandwich layers by the sewing thread. The stitching line limits the range of movement of the second magnetic attraction body 131, prevents the second magnetic attraction body 131 from moving between the two second sandwich layers, and facilitates the second magnetic attraction body 131 and the first magnetic attraction body 121 Used in conjunction with.

Optionally, the first extension strip 122 includes two first sandwich layers stacked, and the first magnetic attractor 121 is located between the two first sandwich layers; the first extension strip 122 surrounds the first magnetic attractor 121 A first adhesive part is provided on the outer periphery of the, and the two first sandwich layers are bonded by the first adhesive part.

In this embodiment, the first adhesive portion can be formed by bonding two first sandwiching layers and performing hot pressing. After hot pressing, the part where the two first sandwiching layers are bonded is First adhesive part. Alternatively, after the two first sandwich layers are bonded together, a first adhesive portion capable of bonding the two first sandwich layers is formed between the two first sandwich layers by ultrasonic waves, high frequency waves, or the like. The positioning of the first magnetic attractor 121 can be restricted by the arrangement of the first adhesive part, preventing the first magnetic attractor 121 from moving between the two first sandwiching layers, which is convenient for the second magnetic attractor 131 and the first magnetic Used in conjunction with the suction body 121.

Optionally, the second extension belt 132 includes two second sandwich layers stacked, and the second magnetic attraction body 122 is located between the two second sandwich layers; the second extension belt 132 surrounds the second magnetic attraction body 122 A second adhesive part is provided on the outer periphery of the, and the two second sandwich layers are bonded through the adhesive part.

In this embodiment, the second adhesive part can be formed by bonding two second sandwich layers and performing hot pressing. After hot pressing, the part where the two second sandwich layers are bonded is The second adhesive part. Alternatively, after the two second sandwich layers are bonded together, a second adhesive portion capable of bonding the two second sandwich layers can be formed between the two second sandwich layers through ultrasonic waves, high frequency waves, or the like. By setting the second adhesive part, the second magnetic attractor 131 can be limited to prevent the second magnetic attractor 131 from moving between the two second sandwich layers, which is convenient for the second magnetic attractor 131 and the first magnetic Used in conjunction with the suction body 121.

Optionally, the first extension band 122 includes two first sandwich layers stacked, and the first magnetic attractor 121 is located between the two first sandwich layers; The first sandwich layer is bonded.

In this embodiment, the first magnetic attractor 121 can be placed between the two first interlayers, and then processed by thermal compression, ultrasonic, high frequency, and other processing methods to make the upper and lower sides of the first magnetic attractor 121 Adhere to the two first sandwich layers. Of course, the first magnetic attractor 121 and the two first interlayers can also be bonded by glue. In this way, the first magnetic attractor 121 can be prevented from moving between the two first sandwiching layers, which facilitates the coordinated use of the first magnetic attractor 121 and the second magnetic attractor 131.

Optionally, the second extension band 132 includes two second sandwiching layers stacked, and the second magnetic attractor 131 is located between the two second sandwiching layers; opposite sides of the second magnetic attractor 131 are also connected to each other. The two second sandwich layers are bonded together.

In this embodiment, the second magnetic attractor 131 can be placed between the two second interlayers, and then processed by thermal compression, ultrasonic, high frequency, etc., to make the upper and lower sides of the second magnetic attractor 131 respectively Adhere to the two second sandwich layers. Of course, the second magnetic attractor 131 can also be bonded to the two second interlayers through glue. In this way, the second magnetic attractor 131 can be prevented from moving between the two second sandwich layers, and the second magnetic attractor 131 can be used in conjunction with the first magnetic attractor 121.

Optionally, the first extension belt 122 includes two first sandwich layers stacked, and the first magnetic attractor 121 is located between the two first sandwich layers; the second extension belt 132 includes two stacked first sandwich layers. Two sandwich layers, the second magnetic attractor 131 is located between the two second sandwich layers; the material of the first sandwich layer and the second sandwich layer is flexible and breathable fabric.

In this embodiment, the flexible breathable fabric may be a cotton fabric, a linen fabric, etc., so that the materials of the first sandwich layer and the second sandwich layer are more skin-friendly, which can improve the comfort of the pad 1 in use.

Optionally, the first extension 12 is a plurality of first extension straps 122 arranged at intervals, the plurality of first extension straps 122 are arranged around the outer wall of the cushion body 11, and the second extension 13 is a plurality of second extensions arranged at intervals. Extension straps 132, each of the second extension straps 132 is disposed opposite to a first extension strap 122.

In this embodiment, by arranging a plurality of first extension belts 122 and second extension belts 132, and arranging each second extension belt 132 opposite to a first extension belt 122, the pad 1 passes through the plurality of first extension belts. The belt 122 and the second extension belt 132 are installed on the breathing mask 2, which improves the reliability of the positioning of the cushion 1 on the breathing mask 2 and also improves the tightness of the connection between the cushion 1 and the breathing mask 2.

Optionally, the first magnetic body 121 and the second magnetic body 131 are magnets or magnets.

It is understandable that both magnets and magnets are easy to manufacture and low in cost, which is beneficial to reduce the manufacturing cost of the gasket 1. In addition, magnets and magnets themselves also have certain physiotherapy effects, and are non-toxic and harmless to the human body.

Optionally, the material of the pad body 11 is textile fiber.

In this embodiment, there can be many kinds of textile fibers, such as cotton fiber, silk fiber, artificial polyacrylonitrile fiber, etc. The textile fiber can be woven into a fabric or cloth to form the cushion body 11. The textile fiber has high strength, good toughness, softness and skin-friendliness, which can increase the service life of the cushion body 11, which fits the human face, and can improve the comfort of the breathing mask 2 when worn.

Optionally, the pad body 11 includes a first air-permeable layer, an absorbent layer, and a second air-permeable layer that are stacked.

In this embodiment, the first breathable layer or the second breathable layer is in contact with the human face, and both the first breathable layer and the second breathable layer are made of breathable materials. The breathable materials can be cotton cloth, linen cloth, etc. It is not limited, and the first breathable layer or the second breathable layer can improve the comfort of the cushion 1 in use. The absorbent layer is made of absorbent material, which can be cotton fiber, hair fiber, etc., and the absorbent layer is configured to absorb water vapor generated by human breathing and grease secreted by the human face, so as to prevent the respiratory mask 2 from being corroded or polluted.

Optionally, the material of the first breathable layer and the second breathable layer is a flexible breathable fabric, and the material of the absorption layer is a fiber that can absorb water and oil.

In this embodiment, the flexible breathable fabric may be a cotton fabric, a linen fabric, etc., and the first breathable layer or the second breathable layer can improve the comfort of the cushion 1 in use.

The fiber that can absorb water and oil may be cotton fiber, animal hair fiber, etc., and the absorption layer is configured to absorb water vapor generated by human respiration and oil secreted by the human face, so as to prevent the respiratory mask 2 from being corroded or polluted.

Optionally, the shape of the through opening 111 is one of a circle, an ellipse, and an oval.

It is understandable that the port 111 is set to pass through the nose and mouth of the human body, and the shape of the port 111 is one of circular, elliptical and oval, so that the port 111 can better adapt to the human nose. And the shape of the mouth, so as to improve the comfort of the breathing mask 2 in use.

The above are only the preferred embodiments of this application, and do not therefore limit the scope of the patent of this application. Under the inventive concept of this application, any equivalent structural transformation made by using the content of the specification and drawings of this application, or direct/indirect use Other related technical fields are included in the scope of patent protection of this application.

Claims

A cushion applied to a breathing mask, the breathing mask is formed with a fitting part, wherein

The liner includes a liner main body, a first extension part and a second extension part provided on the liner main body, the liner main body is provided with a through opening, and the first extension part is movably provided on the On the outer edge of the gasket body, the second extension is movably provided on the inner side wall of the opening, the first extension is provided with a first magnetic attractor, and the second extension is provided with a second Magnetic attractor

When the liner is installed on the breathing mask, the liner main body at least partially abuts against the fitting part, and the first extension part and the second extension part pass through the first magnetic attractor and the second extension part. The adsorption and coordination of the two magnetic attractors wrap the bonding part.
5. The pad according to claim 1, wherein the first extension is ring-shaped and arranged around the outer edge of the pad main body;

The second extension part has a ring shape and is arranged around the inner side wall of the opening.
The gasket of claim 1, wherein the first extension portion and the second extension portion are integrally formed with the gasket body.
The pad according to claim 1, wherein a sewing thread is provided at the connection between the first extension part and the pad main body;

The first extension part is connected with the cushion body through the sewing thread.
The pad according to claim 1, wherein a sewing thread is provided at the connection between the second extension part and the pad main body;

The second extension part is connected with the cushion body through the sewing thread.
The cushion according to claim 1, wherein the first extension is two first extension bands, and the two first extension bands are symmetrically arranged on both sides of the cushion, and the first extension The magnetic attractor is arranged at one end of the first extension belt away from the gasket body;

The second extension portion is two second extension strips arranged at intervals, each of the second extension strips is arranged opposite to the first extension strip, and the second magnetic attractor is provided on the second extension strip One end away from the main body of the pad.
7. The liner of claim 6, wherein the first extension tape comprises two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers;

And/or, the second extension belt includes two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers.
7. The liner of claim 6, wherein the first extension tape comprises two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers;

The first extension belt is provided with a sewing thread around the outer circumference of the first magnetic attractor, and the sewing thread connects the two first sandwich layers.
8. The liner of claim 6, wherein the second extension tape comprises two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers;

The second extension belt is provided with a sewing thread around the outer circumference of the second magnetic attractor, and the sewing thread connects the two second sandwich layers.
7. The liner of claim 6, wherein the first extension tape comprises two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers;

The first extension belt is provided with a first adhesive part around the outer periphery of the first magnetic attractor, and the two first sandwich layers are bonded by the first adhesive part.
8. The liner of claim 6, wherein the second extension tape comprises two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers;

The second extension belt is provided with a second adhesive part around the outer periphery of the second magnetic attractor, and the two second sandwich layers are bonded by the adhesive part.
7. The liner of claim 6, wherein the first extension tape comprises two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers;

The two opposite sides of the first magnetic attractor are bonded to the two first sandwich layers.
8. The liner of claim 6, wherein the second extension tape comprises two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers;

The two opposite sides of the second magnetic attractor are also bonded to the two second sandwich layers.
7. The liner of claim 6, wherein the first extension tape comprises two first sandwich layers stacked, and the first magnetic attractor is located between the two first sandwich layers;

The second extension belt includes two second sandwich layers stacked, and the second magnetic attractor is located between the two second sandwich layers;

The material of the first sandwich layer and the second sandwich layer is a flexible breathable fabric.
The pad according to claim 1, wherein the first extension is a plurality of first extension bands arranged at intervals, and the plurality of first extension bands are arranged around the outer wall of the cushion body, and the first extension The two extensions are a plurality of second extension bands arranged at intervals, and each of the second extension bands is arranged opposite to one of the first extension bands.
The gasket of claim 1, wherein the first magnetic body and the second magnetic body are magnets or magnets.
The pad according to claim 1, wherein the material of the pad body is textile fiber.
The pad according to claim 1, wherein the pad main body comprises a first air-permeable layer, an absorbent layer, and a second air-permeable layer stacked.
18. The pad according to claim 18, wherein the material of the first breathable layer and the second breathable layer is a flexible breathable fabric, and the material of the absorbent layer is a fiber that can absorb water and oil.
The liner of claim 1, wherein the shape of the opening is one of a circle, an ellipse, and an oval.