WO2021223494A1

WO2021223494A1 - Mask fitting assembly and mask

Info

Publication number: WO2021223494A1
Application number: PCT/CN2021/077443
Authority: WO
Inventors: 谯飞
Original assignee: 谯飞
Priority date: 2020-05-08
Filing date: 2021-02-23
Publication date: 2021-11-11
Also published as: CN212233239U

Abstract

A mask fitting assembly and a mask. The mask fitting assembly can be placed between a mask body and the face of a user, and comprises a fit portion (100) and a support portion (200), wherein the fit portion (100) comprises a nose bridge section (110) and cheek sections (120), a recess (111) for accommodating the nose bridge of the user is formed at the nose bridge section (110), and the fit portion (100) is used for sealing a gap between the mask body and the cheeks of the user; the support portion (200) is of a frame structure, is provided with a plurality of arc-shaped cross beams (210), and is used for supporting the mask body to form a cavity between the mask body and the face of the user. By means of the specific structure of the mask fitting assembly, the purposes of improving filtration efficiency, reducing respiratory resistance of a planar mask, improving the sealing and protection capabilities, prolonging the service life of the mask, and improving the comfort are achieved.

Description

Mask matching component and mask

Technical field

The utility model relates to the technical field of masks, in particular to a mask matching component and a mask.

Background technique

Flat masks such as medical surgical masks and disposable medical masks are widely used. Because of its large holding capacity, short production cycle and particle filtering capability, it is of great significance in emergency epidemics.

In the prior art, ordinary flat masks have the following defects: most of the area of the flat mask is close to the skin and cannot effectively participate in gas exchange, especially when the pressure is closer to the face when inhaling, the effective filtering area is only a small area of the nose and mouth. . This increases the gas flow rate of the effective filter surface, the actual resistance increases, the filtration efficiency decreases, the leakage rate increases, and the protection performance decreases; the dust absorption is concentrated on the smaller effective filtration area, which reduces the service life of the mask; the nose bridge and the cheeks are not tight enough The leakage rate is higher and the protection ability is lower. At the same time, it is easy to cause problems such as fogging of the glasses; the inner layer of the mask is uncomfortable after it absorbs moisture; the breathing resistance also affects the comfort; the mouth and nose of the mask can easily cause itching and dermatitis due to the reciprocating movement of breathing on the skin. In the prior art, reusable mask reinforcements usually only have the function of preventing fogging on the upper edge of the mask, and there are still improvements in other aspects.

Therefore, whether a mask matching component and a mask can be designed to improve the filtering efficiency of the flat mask, reduce the resistance, increase the adhesion and protection ability, extend the life of the mask, and improve the comfort is the problem that this patent intends to solve.

Summary of the invention

In view of the above defects in the prior art, the present invention provides a mask matching assembly and a mask, wherein the specific structure of the supporting part and the fitting part realizes the improvement of the filtering efficiency of the flat mask, the reduction of the breathing resistance, and the increase of the adhesion. And the purpose of protection ability, prolong the life of the mask, and improve the comfort.

The technical scheme provided by the utility model is as follows:

A mask matching component, which can be placed between the mask body and the user’s face, includes: a fitting part, including a nose bridge section and a cheek section. The nose bridge section is provided with a groove for accommodating the user’s nose bridge. The cheek section is used to seal the gap between the mask body and the user's cheek; the support part is a frame structure with a number of arc-shaped beams.

In the proposal of the utility model, a mask matching component is designed, which has two main characteristics: first, a fitting part is provided on the support part, which is fully adapted to the use of the mask matching component by users with different face shapes. It makes the user more comfortable after wearing, and can effectively prevent gas from leaking along the bridge of the nose or the gap between the cheek and the mask, causing the glasses to fog or directly inhale external air; second, there are several curved beams designed to pass through when using The crossbeam is inserted into the folds of the inlet mask, the folds are opened at a certain angle and fully separated from the facial skin, so that the effective filtering area of the mask is maximized, the filtering efficiency and service life of the mask are improved, and the breathing resistance is reduced. Through the above two structures, it can effectively ensure that the user wears the mask comfortably, and can also increase the filtering efficiency of the mask and increase the service life of the mask. Specifically, the composition of the fitting part is further designed in the solution of the present utility model, and the fitting part is composed of a nose bridge segment that fits the nose bridge of the user and a cheek segment that fits the left and right cheeks of the user. Because different users have different face shapes, the fitting portion can be designed with an elastic structure to ensure that the above effects can be achieved when different users wear it.

Further, the frame structure includes three beams, the beams are arc-shaped, and are used to form a cavity between the mask body and the user's face.

The technical solution further discloses the specific structure of the support part. Three arc-shaped beams are used as the support part, which can be used with most flat masks on the market. During use, pull the mask body up and down to gradually unfold the wrinkles on the mask body. The three beams correspond to three different folds, which can not only fully expand the mask body and increase the effective filtering area; it can also cooperate with the fixation of the flat mask. Wear the mask body and mask matching components firmly and firmly on the face of the user.

Further, the supporting portion further includes two connecting pieces, and both ends of the cross beam are respectively fixed on the two connecting pieces.

The scheme of the utility model designs the specific structure of the supporting part, and the technical effect of fixing the beam and preventing the deformation and distortion of the supporting part structure is realized through the connecting piece.

Further, the fitting portion includes a face fitting surface and a mask supporting surface, the mask supporting surface is located on the side of the facial fitting surface away from the user's face, and the face fitting surface can rebound. Connection; wherein, in the use state, the edge of the mask body squeezes the mask support surface, so that the face fitting surface deforms according to the user's facial contour, and fits the user's face.

This technical solution further discloses the specific structure of the fitting part. The face fitting surface and the mask support surface at a certain angle can not only make the mask matching component and the user’s face have better airtightness, but also make the mask There is better airtightness between the matching components and the main body of the mask, which increases the overall use effect of this product. In addition, because the face fitting surface and the mask support surface have certain elasticity, in the use state, the face fitting surface can have a certain pre-pressure on the user's face, which further increases the sealing effect of the product.

Further, the nose bridge segment includes a first face fitting surface and a first mask supporting surface, and the first facial fitting surface is connected with the first mask supporting surface to form a certain included angle; The groove is arranged in the middle of the first face fitting surface, and a notch is opened in the groove, so that the side surface of the groove can expand along the width direction of the bridge of the user's nose.

Further, an elastic reinforcing rib is provided between the first face fitting surface and the first mask support surface; in the use state, the upper side of the mask body touches the first mask support surface, The reinforcing ribs are bent and deformed, so that the first face face is fitted with a certain pre-pressure on the face of the user.

The technical solution further discloses the specific structure of the nose bridge section. On the one hand, by opening a gap in the groove, the groove has a certain adjustment ability. When the user wears this product, if the width of the user’s nose bridge is greater than the preset groove width of the product groove, the user’s nose bridge squeezes the inner wall of the groove to expand the groove along the width of the user’s nose bridge to fit The bridge of the user's nose. On the other hand, the first facial fitting surface and the first mask supporting surface are connected to a certain angle by elastic reinforcing ribs, so that the first facial fitting surface and the first mask supporting surface can have a rebound margin. , Also has a certain strength. Furthermore, during use, while the mask body exerts pressure on the first mask support surface, the first face fitting surface can be slightly deformed according to the user's facial contours, so as to ensure the mask body and the user's face to the greatest extent. The airtightness.

Further, the side of the cheek segment away from the user's face is provided with a closed side flap for sealing the gap between the two sides of the mask body and the cheek segment.

This technical solution further discloses a specific structure of the cheek section. By setting the airtight side wings on the cheek section, in the process of cooperating with the mask body, the lateral tension at the two ends of the mask body is converted to the inner side of the two ends of the mask body to the airtight side wings. The pressure, in turn, makes the airtight side wings have resilience to the inner sides of the two ends of the mask body, which increases the degree of coordination between the airtight side wings and the mask body. The problem of insufficient airtightness at both ends of the mask body in the prior art is solved, and the airtight effect when the product is used in conjunction with the mask body is further increased.

Further, the two cheek segments are respectively located at both ends of the nose bridge segment and extend along the user's cheeks in the lower jaw direction. The cheek segments include a second facial fitting surface and a second mask support surface. The face fitting surface is connected with the second mask supporting surface to form a certain included angle; the side of the second mask supporting surface away from the second face fitting surface has an arc-shaped edge to form the airtight Side wings; wherein, in the use state, both sides of the mask body touch the arc-shaped edges, the second mask support surface is bent and deformed, so that the second face fits and faces the user The face has a certain pre-stress.

This technical solution further discloses the specific structure of the cheek segment. During use, the mask body usually presents a shape with a wide middle and narrow ends, and the cross section at both ends is arc-shaped. In this solution, the arc-shaped edges of the supporting surface of the second mask can be adapted to the arcs at both ends of the mask body during use, thereby increasing the airtightness between the cheek section and both sides of the mask body.

Further, the fitting part further includes a lower jaw segment, the lower jaw segment corresponds to the nose bridge segment, and the nose bridge segment, the cheek segment and the lower jaw segment are connected in a ring structure.

This technical solution further discloses the specific form of the fitting part. Through the annular structure formed by the connection of the nose bridge section, the cheek section and the lower jaw section, the facial fitting surface can ring around the user's mouth and nose, and the fitting part is used in conjunction with the mask body. The face of the user forms an annular closed structure to prevent the airflow from leaking between the face of the user and the fitting part, and further increase the protective effect of the mask.

Further, the cheek section, the nasal bridge section and the lower jaw section are an integrated structure; or; the cheek section, the nose bridge section, the lower jaw section and the support part are an integrated structure.

This technical solution further discloses the specific form of the mask matching component. By designing an integrated structure, on the one hand, it can be manufactured by injection or compression molding, reducing production costs and speeding up the production cycle; on the other hand, it can increase the use of mask matching components. The airtightness of the process prevents gas from passing through the gaps of the mask matching component itself, and increases the overall sealing effect of the product.

The supporting part and the fitting part are detachably connected by a connecting structure; the nose bridge section is on the side away from the user's face, and is provided with a card slot, and the card slot and the connecting piece cooperate with each other to form The connection structure.

A mask, comprising the mask body, a fixing belt, and the mask matching component of any one of claims 1-8; wherein, in the use state, the mask body is worn on the face of the user through the fixing belt, and The mask matching component is clamped between the mask main body and the user's face, so that the cavity is formed between the mask main body and the user's face.

The technical solution further discloses a mask. The mask body can be fully expanded through the cooperative use of the mask body and the mask matching components, and the actual filtering area during use can be increased. It also serves the purpose of improving the filtering efficiency of the flat mask, reducing the breathing resistance, increasing the adhesion and protection ability, extending the life of the mask, and improving the comfort.

The technical effects of the utility model are:

1. Through the beam structure of the support part, the beam can be inserted into the folds of the main body of the entrance cover. The folds are opened at a certain angle and fully separated from the facial skin, maximizing the effective filtering area of the mask, improving the filtering efficiency and service life of the mask, and reducing breathing resistance.

2. The supporting part is provided with a fitting part, which is fully adapted to the use of the mask matching components by users of different face shapes. It not only makes the user more comfortable after wearing it, but also effectively prevents gas from forming along the bridge of the nose or cheeks and the mask. Leakage in the gap may cause the glasses to fog or directly inhale outside air.

3. The face fitting surface and the mask supporting surface at a certain angle can not only make the mask matching component and the user's face have better airtightness, but also make the mask matching component and the mask body have better airtightness. Airtightness increases the overall use effect of this product. In addition, because the face fitting surface and the mask support surface have certain elasticity, in the use state, the face fitting surface can have a certain pre-pressure on the user's face, which further increases the sealing effect of the product.

4. By designing an integrated structure, the air tightness of the mask matching components can be increased during use, preventing gas from passing through the gaps of the mask matching components themselves, and increasing the overall sealing effect of the product.

Description of the drawings

The following describes the utility model in further detail with reference to the drawings and specific implementations:

Figure 1 is a schematic diagram of the overall structure of an embodiment of the present utility model;

Figure 2 is a rear side view of Figure 1;

Figure 3 is a front view of Figure 1;

4 is a schematic diagram of the structure of the bonding part of an embodiment of the present invention;

Figure 5 is a rear side view of Figure 4;

Figure 6 is a front view of Figure 4;

Figure 7 is a right side view of Figure 4;

Figure 8 is a schematic view of the structure of the supporting part of an embodiment of the present invention;

Fig. 9 is a left side view of Fig. 8.

Attached icon number description:

100. Fitting part, 110. Nose bridge section, 111. Groove, 111-a. Notch, 112. First facial fitting surface, 113. First mask support surface, 114. Elastic reinforcement, 120. Cheek section , 121. The second face fitting surface, 122. The second mask support surface, 130. The lower jaw section, 140. The face fitting surface, 150. The mask support surface;

200. Support, 210. Beam, 220. Connection structure, 221. Connector, 222. Card slot.

Detailed ways

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the specific implementation of the present utility model will be described below with reference to the drawings. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative work, other drawings can be obtained based on these drawings, and Get other implementations.

In order to make the drawings concise, the drawings only schematically show the parts related to the utility model, and they do not represent the actual structure of the product. In addition, in order to make the drawings concise and easy to understand, in some drawings, only one of the components with the same structure or function is schematically shown, or only one of them is marked. In this article, "a" not only means "only this one", but can also mean "more than one".

It should be further understood that the term "and/or" used in the specification and appended claims of this application refers to any combination and all possible combinations of one or more of the associated listed items, and includes these combinations .

In this article, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection, or Integrally connected; 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. For those of ordinary skill in the art, the specific meaning of the above-mentioned terms in the present utility model can be understood under specific circumstances.

In addition, in the description of the present application, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the specific implementation of the present utility model will be described below with reference to the drawings. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, without creative work, other drawings can be obtained based on these drawings, and Get other implementations. As a specific embodiment, as shown in FIGS. 1 to 3, it is a mask matching assembly that can be placed between the mask body and the user's face, and includes a fitting part 100 and a supporting part 200. It should be noted that the mask matching component can be used in conjunction with ordinary disposable masks. The surface of the mask body of such disposable masks is usually provided with a number of horizontal folds, and both sides are fixed with elastic or inelastic fixing bands.

Specifically, as shown in FIGS. 1 to 3, the fitting part 100 includes a nose bridge section 110 and a cheek section 120. The nose bridge section 110 is provided with a groove 111 for accommodating the nose bridge of the user. The fitting part 100 is used to seal the mask body. The gap with the user's cheek. Further, the supporting part 200 is a frame structure for supporting the mask body and for forming a cavity between the mask body and the user's face.

As shown in FIG. 1, the support part 200 is a frame structure, and a plurality of arc-shaped beams 210 are arranged on the support part 200. The number of the beams 210 can be specifically designed according to the actual situation. The disposable mask is designed with three beams 210 to achieve the best effect.

As shown in FIGS. 3 and 4, the fitting part 100 can be regarded as an elastic structure provided on the edge of the supporting part 200, facing the user's face, and matching the contour of the user's face. Specifically, as shown in FIG. 1, it includes a nose bridge section 110 and a cheek section 120. The nose bridge section 110 is provided with a groove 111 for accommodating the user's nose bridge. The cheek section 120 is used to seal the gap between the mask body and the user's cheek.

Preferably, as shown in FIG. 3, the surface of the nose bridge section 110 away from the groove 111 is a curved surface, and the curved surface arc connects the two cheek sections 120. During the mating process of the fitting part 100 with the mask body, the maximum It matches the user's facial contours and the shape of the mask body under the pulling force to achieve the best sealing performance.

Further preferably, as shown in FIGS. 8 and 9, the frame structure includes three beams 210. The structure of the beam 210 can be in various forms such as arc, step or curve. The main design concept of the beam 210 is to not only enable the folds of the mask body to be fully expanded, but also to fix the support part 200 and the mask body relatively. effect. In addition, the gap between the beams 210 can ensure that the airflow breathed by the user can pass through the mask body normally.

Further, the frame structure includes three beams 210, and the beams 210 are arc-shaped. The best fit for this embodiment is the most common ordinary disposable mask on the market. When this mask is not in use, elastic or inelastic fixing bands are fixed on both sides of the mask body, and there are three superimposed on the surface of the mask body. Folds. In the use state, the user can pull the wrinkles apart along the vertical direction of the wrinkles, and the three wrinkles exactly correspond to the three beams 210 of this embodiment. By plugging different beams 210 into the different folds of the mask body, under the pulling force of the fixing belt, the mask body can simultaneously receive the force of the beam 210 on the mask body in the vertical and parallel directions of the folds, and the mask body is fully expanded. Increase the actual filtering area of the mask during the user's breathing.

Further preferably, as shown in FIGS. 4 to 7, the fitting part 100 includes a face fitting surface 140 and a mask supporting surface 150. The mask supporting surface 150 is located on the side of the facial fitting surface 140 away from the user's face and is fitted to the face. The surface 140 can be resiliently connected. Wherein, in the use state, the edge of the mask body is squeezed against the mask support surface 150, so that the face fitting surface 140 has a certain pre-pressure on the user's face. In other words, the fitting part 100 can be an elastic double-layer structure, so that the fitting part 100 has a certain fitting adjustment ability to adapt to more different face shapes of users.

Further preferably, as shown in FIGS. 4 and 5, the nose bridge section 110 includes a first face fitting surface 112 and a first mask supporting surface 113, and the first facial fitting surface 112 and the first mask supporting surface 113 have a certain degree of The included angles are connected by elastic reinforcing ribs 114 between them. As shown in FIG. 6, the groove 111 is provided in the middle of the first face fitting surface 112, and a notch 111-a is opened in the groove 111, so that the side surface of the groove 111 can expand along the width direction of the nose bridge of the user. In the use state, the upper side of the mask body touches the first mask support surface 113, and the reinforcing ribs are bent and deformed, so that the first face fitting surface 112 has a certain pre-pressure on the user's face.

It should be noted that in practical applications, the groove 111 needs to be matched with the bridge of the nose of the user, and for the differences of the human face, the bridge of the nose is often one of the most obvious different organs. Therefore, the degree of adaptation of the groove 111 to the nose bridge of different users directly affects the user experience of the product. In this embodiment, a notch 111-a is provided in the groove 111, so that the side surface of the groove 111 can expand along the width direction of the nose bridge of the user, which simply and effectively solves the problem of fitting the nose bridge section 110 to the face of the user.

Further preferably, as shown in Figures 5 and 6, the two cheek segments 120 are respectively located at the two ends of the nose bridge segment 110 and extend along the user’s cheeks to the lower jaw. The cheek segments 120 include a second facial fitting surface 121 and a second mask support. The second face fitting surface 121 and the second mask supporting surface 122 have a certain angle. As shown in FIG. 7, the side of the second mask supporting surface 122 away from the second face fitting surface 121 has an arc-shaped edge. During use, the curved edges can better match the inner surfaces of both sides of the mask body. In turn, the second mask supporting surface 122 is made into a closed side flap for sealing the gap between the inner surfaces of both sides of the mask body and the cheek section 120. In the use state, both sides of the mask body touch the arc-shaped edges, and the second mask supporting surface 122 is bent and deformed, so that the second face fitting surface 121 has a certain pre-pressure on the user's face.

Further, as shown in FIGS. 1-7, the fitting portion 100 further includes a lower jaw section 130, which corresponds to the nose bridge section 110, and the nose bridge section 110, the cheek section 120 and the lower jaw section 130 are connected in a ring structure. Specifically, the cheek section 120, the nose bridge section 110 and the lower jaw section 130 are an integral structure. Or the cheek section 120, the nose bridge section 110, the lower jaw section 130 and the support part 200 are an integral structure. In practical applications, the integral structure of the cheek section 120, the nose bridge section 110 and the lower jaw section 130 can be realized by injection molding or compression molding. In addition, the cheek section 120, the nose bridge section 110, and the chin section 130 can be made of soft materials such as silicone or elastomer to have a better fit with the human face, thereby increasing the wearing experience of the user. As a part of the nose bridge section 110, the above-mentioned elastic reinforcing rib 114 also adopts injection molding or molding techniques, and is integrally molded with the bonding portion 100 by injection molding. In addition, the supporting part 200 and the fitting part 100 can be integrally formed with the same material on the basis of satisfying the strength of the supporting structure and the comfort of the face fitting structure.

Further preferably, as shown in FIG. 2, the supporting part 200 and the attaching part 100 are detachably connected through the connecting structure 220. The frame structure further includes two connecting pieces 221, and the ends of the same side of the cross beam 210 are sequentially fixed on the same connecting piece 221. As shown in FIG. 5, a side of the nose bridge section 110 away from the user's face is provided with a slot 222, and the slot 222 cooperates with the connecting member 221 to form a connecting structure 220. In addition, the connection structure 220 can also be other technical solutions in the prior art, and all fall within the protection scope of the present invention.

Another embodiment of the present invention discloses a mask, which includes a mask body, a fixing belt, and the mask matching component of any of the above embodiments. Specifically, in the use state, the mask body is worn on the user's face through a fixing belt, and the mask matching assembly is clamped between the mask body and the user's face, so that a cavity is formed between the mask body and the user's face.

In practical applications, the mask can be integrated with the mask matching components, or can be two independent products. In addition, regardless of whether the fixing band of the mask is elastic or not, through the elasticity of the fitting part 100 itself, the mask body can pre-stress the mask matching component and the mask matching component on the user's face, thereby achieving a better sealing effect. . On the one hand, it can prevent the user from inhaling unfiltered air during use, reducing the protective effect of the mask; on the other hand, it can prevent the user’s exhaled air from reaching upwards through the gap between the nose bridge section 110 and the user’s face. Glasses, causing the glasses to fog.

The above are only the preferred embodiments of the present utility model. It should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present utility model, several improvements and modifications can be made. These improvements and Retouching should also be regarded as the protection scope of this utility model.

Claims

A mask matching component that can be placed between the mask body and the user's face, and is characterized in that it includes:

The fitting part includes a nose bridge section and a cheek section, the nose bridge section is provided with a groove for accommodating the user's nose bridge, and the cheek section is used to seal the gap between the mask body and the user's cheek;

The supporting part is a frame structure with several arc-shaped beams.
The mask matching component according to claim 1, wherein:

The frame structure includes three beams, the beams are arc-shaped, and are used to form a cavity between the mask body and the user's face.
The mask matching component according to claim 1, wherein:

The supporting part further includes two connecting pieces, and the two ends of the cross beam are respectively fixed on the two connecting pieces.
The mask matching component according to claim 1, wherein:

The fitting portion includes a face fitting surface and a mask supporting surface, the mask supporting surface is located on the side of the facial fitting surface away from the user's face, and is resiliently connected to the facial fitting surface; wherein ,

In the use state, the edge of the mask body squeezes the mask support surface, so that the face fitting surface deforms according to the user's facial contour and fits the user's face.
A mask matching component according to claim 4, wherein:

The nose bridge segment includes a first face fitting surface and a first mask supporting surface, and the first facial fitting surface is connected to the first mask supporting surface, and a certain included angle is formed therebetween;

The groove is arranged in the middle of the first face fitting surface, and a notch is opened in the groove, so that the side surface of the groove can be expanded along the width direction of the bridge of the user's nose.
A mask matching component according to claim 5, wherein:

Elastic reinforcing ribs are arranged between the first face fitting surface and the first mask supporting surface;

In the use state, the upper side of the mask body touches the first mask support surface, and the reinforcing ribs are bent and deformed, so that the first face fits against the user's face with a certain pre-pressure .
A mask matching component according to claim 4, wherein:

The side of the cheek segment away from the user's face is provided with a closed side flap for sealing the gap between the two sides of the mask body and the cheek segment.
The mask matching assembly according to claim 7, wherein:

The two cheek segments are respectively located at both ends of the nose bridge segment and extend along the user's cheeks in the lower jaw direction. The cheek segments include a second face fitting surface and a second mask supporting surface, and the second face fitting The surface is connected with the second mask supporting surface, and a certain included angle is formed therebetween;

The side of the second mask supporting surface away from the second face fitting surface has an arc-shaped edge to form the airtight side wings; wherein,

In the use state, both sides of the mask body touch the arc-shaped edges, and the second mask support surface is bent and deformed, so that the second face fits against the user's face with a certain pre-determination. pressure.
The mask matching component according to claim 1, wherein:

The fitting part further includes a lower jaw segment, the lower jaw segment corresponds to the nose bridge segment, and the nose bridge segment, the cheek segment and the lower jaw segment are connected in a ring structure.
The mask matching assembly according to claim 9, wherein:

The cheek segment, the nose bridge segment and the lower jaw segment are an integral structure;

or;

The cheek section, the nose bridge section, the lower jaw section and the support part are an integral structure.
The mask matching component according to claim 3, wherein:

The supporting part and the fitting part are detachably connected by a connecting structure;

On the side of the nose bridge section away from the user's face, a card slot is provided, and the card slot and the connecting piece cooperate with each other to form the connecting structure.
A mask, characterized by comprising the mask body, a fixing belt, and the mask matching component according to any one of claims 1-11; wherein,

In the use state, the mask body is worn on the face of the user through the fixing belt, and the mask matching assembly is clamped between the mask body and the user’s face so that the mask body and the user’s face The cavity is formed.