WO2021244333A1

WO2021244333A1 - Mask

Info

Publication number: WO2021244333A1
Application number: PCT/CN2021/095311
Authority: WO
Inventors: 赵同江
Original assignee: 赵同江
Priority date: 2020-06-02
Filing date: 2021-05-21
Publication date: 2021-12-09
Also published as: CN211211557U

Abstract

A mask, comprising: a support component (100) comprising an annular support portion (110) and an opening (120) provided in the middle of the annular support portion (110); a filtering assembly (200) comprising a first filtering material (210) and a first sealing component (220) used for sealing the filtering material (210) on one side of the annular support portion (110), the first sealing component (220) being used for detachable connection with the support portion (110); and a sealing component (400) provided on the other side of the annular support portion (110) with respect to the filtering assembly (200), the sealing component (400) being used for fitting and sealing the face of a user. The sealing component (400) of the mask can directly and fully seal the face of the user, and the filtering assembly (200) is detachably connected to the annular support portion (110) by means of the first sealing component (220), and therefore, mask materials can be saved, and the cost of replacing the mask is reduced.

Description

A mask

Technical field

The invention relates to the technical field of daily necessities, in particular to a mask.

Background technique

Mask is a kind of sanitary product, generally refers to the appliance that is worn on the nose and mouth to filter the air entering the nose and mouth, so as to block harmful gases, odors, and droplets from entering and exiting the wearer's nose and mouth. With the outbreak of the 2019 novel coronavirus pneumonia, the demand for masks has risen sharply. At present, the masks used by the general public generally have one or more sides of the mask that cannot be well sealed when worn, and their sealing performance is insufficient. Moreover, with the development of the epidemic and people’s attention to personal hygiene protection, the demand for masks continues to increase. The meltblown cloth resources, which are the main filter materials for masks, are very scarce. The replacement of masks by medical staff requires a large cost.

Summary of the invention

The purpose of the present invention is to solve at least one of the technical problems existing in the prior art, and to provide a mask that not only has better sealing performance, but also can reduce the cost of replacing the mask.

A mask, including:

A support member, the support member includes an annular support portion and an opening provided in the middle of the annular support portion, the opening corresponding to the nose and mouth of the user;

A filter assembly, the filter assembly comprising a first filter material and a first sealing member for sealing the first filter material on one side of the annular support portion, and the first sealing member is used for supporting the annular support Detachable connection;

A sealing member, the sealing member is arranged on the other side of the annular support portion relative to the filter assembly, and the sealing member is used for attaching and sealing the user's face.

The mask provided by the embodiment of the present invention has at least the following beneficial effects: Compared with the traditional ordinary masks, KN95 and N95 masks, the mask of the embodiment of the present invention is provided with a sealing member on one side of the annular support part, which can directly affect the user’s The face is fully airtight, so that one or more sides of the mask cannot be properly sealed. In addition, since the user’s face is directly sealed by the sealing component, compared with the existing mask, the use of mask filter material can save money. Mask filter material resources. In addition, the filter assembly is detachably connected to the annular support part through the first sealing part. When replacing the mask, the user does not need to replace the entire mask. Only the filter material in the filter assembly needs to be replaced. The supporting part, the first sealing part Both the sealing parts and the sealing parts can be reused, which can save mask materials, greatly reduce the cost of replacing masks, and help relieve the tight supply of mask filter materials, thereby increasing the supply of masks.

In an embodiment of the present invention, a first fixing member is provided on the side of the annular support portion facing the filter assembly, and a second fixing member corresponding to the first fixing member is provided on the first sealing member. Part, the first filter material is arranged between the first fixing part and the second fixing part, and the first sealing part is detachably connected to the first fixing part through the second fixing part , And press the first filter material on the annular support part. The first sealing part is fixed to the first fixing part of the annular support part through the second fixing part, and the first filter material is pressed and fixed to the annular support part at the same time, wherein the first fixing part and the second fixing part are detachably connected, and the user The first sealing component can be assembled on the annular supporting part, and can also be disassembled at any time, so as to realize the installation and replacement of the first filter material.

In an embodiment of the present invention, the first fixing member includes a plurality of first protrusions distributedly arranged on the annular support portion, and the first filter material is provided with matching with the one or more first protrusions. The first opening of the second fixing member includes a first mounting hole that matches with more than one of the first bumps, and the outer edge of the first bump is provided with an inner edge of the first mounting hole Corresponding to the first stop structure, the first bump passes through the first opening and the first mounting hole in sequence, so that the edge of the first mounting hole is fixed on the first bump of the first bump. In terms of a stop structure, the first sealing member presses the first filter material on the annular support part. The first opening of the first filter material and the first mounting hole of the first sealing member are sleeved on the first protrusion, because the first mounting hole is clamped on the first stop structure of the first protrusion Therefore, the first filter material is pressed tightly on the ring-shaped supporting part to realize the installation and fixation of the first filter material, and the sealing effect is good.

Wherein, the first bump is a hollow structure. In one embodiment, it may include an arch-shaped thin wall and a support bar arranged in the thin wall for supporting the thin wall. In another embodiment, the first protrusion may be a plate-shaped protrusion structure. When the first sealing member is installed, the second fixing member presses the protrusion to deform it, so that the second fixing member can be firmly fixed. It is installed on the first stop structure of the first fixing member, and at the same time, a relatively large force is generated in the direction of the annular supporting portion, and the first filter material is pressed against the annular supporting portion to achieve a good airtightness.

In an embodiment of the present invention, the filter assembly further includes a second filter material and a second sealing member for sealing the second filter material on the first sealing member. Through the second filter material and the second sealing part that seals the second filter material on the first sealing part, it is realized that a layer of filter material is covered on the basis of the first filter material, and the first sealing part and the second sealing part The components can facilitate the combination and replacement of the first filter material and the second filter material, and realize the two gear setting and combination of the mask, which can meet the needs of different users according to the protection level and the level of risk according to different usage scenarios Circumstances, to choose different combinations of mask filter materials. Moreover, since the second filter material covers the back of the first filter material, the second sealing member seals the second filter material on the first sealing member, so when the second filter material is replaced, the performance of the first filter material will not be affected. It is airtight, so the second filter material can be replaced safely in a high-risk environment (such as a hospital area where a new coronavirus infection is diagnosed).

In an embodiment of the present invention, the filter assembly further includes a second filter material and a second sealing member for sealing the second filter material on the first sealing member, and the second filter material is provided with There is a second opening that matches the one or more first bumps, the second sealing member includes more than one second mounting hole that matches the first bump, and the outer edge of the first bump There is also a second stop structure corresponding to the inner edge of the second mounting hole, and the first bump passes through the second opening and the second mounting hole in sequence, so that the second mounting The edge of the hole is fixed on the second stop structure of the first protrusion, so that the second sealing member presses the second filter material on the first sealing member. By simultaneously providing the first stop structure and the second stop structure on the first bump arrangement, the stacked installation of the first sealing part and the second sealing part is realized, and the stacked type of the first filter material and the second filter material is realized Combined installation seal.

In an embodiment of the present invention, the filter assembly further includes a second filter material and a second sealing member for sealing the second filter material on the first sealing member, and the first fixing member is also It includes a plurality of second protrusions distributed on the annular support portion, the second filter material is provided with second openings matching the one or more second protrusions, and the second sealing member includes There is more than one second mounting hole matching the second bump, and a third stop structure corresponding to the inner edge of the second mounting hole is also provided on the outer edge of the second bump, and the second The bump passes through the second opening and the second mounting hole in sequence, so that the edge of the second mounting hole is fixed on the third stop structure of the second bump, so that the second The sealing member presses the second filter material on the first sealing member. Among them, the first bump is used to fix the first sealing part, and the second bump is used to fix the second sealing part to realize the stacked installation of the first sealing part and the second sealing part respectively, and realize the first filter material and the second sealing part respectively. The stacked combination of two filter materials is installed and sealed.

In an embodiment of the present invention, the first stop structure and the second stop structure are convex strips protruding outward from the side wall of the first bump.

In an embodiment of the present invention, the sealing member is composed of a soft material, and includes an annular sealing portion, the annular sealing portion is used to form a sealing area around the mouth and nose of the user, and the sealing area includes The first curved surface that fits the curve of the user's face; the inner side of the annular sealing portion is covered with an airtight sealing material. The annular sealing part is attached to one side of the supporting member, and its inner side is curved to form a first curved surface conforming to the physiological curve of the user's face, which can effectively fit the user's face, and the annular sealing part made of soft material can closely fit the user's The face is very comfortable to wear. When the annular sealing part fits the user's face, the inner side of the annular sealing part is covered with an airtight sealing material to achieve isolation from the outside air and ensure protection performance.

In an embodiment of the present invention, the sealing component further includes support pads distributed on the periphery of the annular seal portion, and one end of the support pads distributed on the periphery of the annular seal portion jointly forms a second curved surface; An air-permeable channel is provided between the support pad and the annular sealing portion; the first curved surface includes a first curved portion corresponding to the protruding nose of the user, and the support pad includes two outer sides of the first curved portion. A first support pad, the two first support pads are used to reduce the pressure of the first bending portion on the nose of the user; the annular sealing portion and the support pad are made of memory foam material.

By providing the supporting pad, the supporting effect on the annular sealing part is realized, so that the pressure exerted on the annular sealing part is reduced, and the annular sealing part can be made very thin, which is not only breathable and cool, but also very light. The pressure is distributed by setting support pads to control the distribution and height of the support pads. The two first support pads on the outer sides of the first bend can adjust the highest point of the nose to become the lowest point of pressure, which improves user comfort.

In addition, by providing an air-permeable channel between the support pad and the annular sealing part, the air-permeability of the sealing member can be enhanced, so that the user can wear it with air and cool. The ring-shaped sealing part and the support pad are made of memory foam material, which can provide uniform surface pressure distribution. The pressure of the memory foam material is uniformly dispersed. The molecular structure of the memory foam material will flow and shift, and it will conform to the contour of the pressure surface through deformation. Spread the support point to the entire contact surface, so that the pressure can be dispersed on the entire contact surface. The stress relaxation adapts to the externally compressed surface shape, so that the pressure at the highest point is reduced to the lowest point, so as to avoid parts with microcirculation compression. Because the pressure is evenly dispersed, there is no pressure concentration point in the body, and the comfort is greatly improved.

In an embodiment of the present invention, it further includes a wearing component connected to the supporting member; the wearing component includes a strap, and the strap is an elastic strap, an inelastic strap or a flexible strap. A combination lace combined with a non-elastic lace; the length of the wearing component is adjustable; the supporting member is provided with a fastener for the lace to pass through; the lace and the supporting member can be Disconnect the connection. The wearing component can be used in a variety of ways. The strap is detachable and the length can be adjusted. The strap adopts a two-stage elastic and inelastic combination design, which can be combined according to needs to suit the needs of different users.

In an embodiment of the present invention, the supporting member is provided with a first supporting frame for supporting the first filter material away from the user's face, and the first supporting frame is arranged on the supporting member to surround the opening . The support frame keeps the first filter material away from the user's face, so that the first filter material has no contact with the face, and prevents pathogens adhering to the mask filter material from contaminating the face, so as to reduce the risk of contact infection.

Description of the drawings

The present invention will be further described below in conjunction with the drawings and embodiments;

Figure 1 is a perspective view of a mask provided by the first embodiment of the present invention;

2 is an exploded view of the structure of the mask provided by the first embodiment of the present invention;

Figure 3 is an exploded view of the structure of the mask provided by the second embodiment of the present invention (hiding the filter material and sealing components);

Fig. 4 is an exploded view of the structure in another direction of Fig. 3;

Figure 5 is an exploded view of the structure of the mask provided by the third embodiment of the present invention (hiding the filter material and sealing components);

Figure 6 is an enlarged view of B in Figure 5;

Figure 7 is an exploded view of the structure of the mask provided by the fourth embodiment of the present invention (hiding the filter material and the sealing component);

Fig. 8 is an enlarged view of C in Fig. 7;

Fig. 9 is an enlarged view of A in Fig. 2;

Figure 10 is a perspective view of a first sealing component in an embodiment of the present invention;

Figure 11 is a perspective view of a second sealing component in an embodiment of the present invention;

Figure 12 is an exploded view of the structure of the mask provided by the fifth embodiment of the present invention (hiding the filter material and sealing components);

Figure 13 is an exploded view of the structure of the mask provided by the sixth embodiment of the present invention (hiding the filter material and sealing components);

Figure 14 is a perspective view of the decorative cover of the present invention;

Fig. 15 is an enlarged view of D in Fig. 12;

Figure 16 is an enlarged view of E in Figure 13;

Figure 17 is a perspective view of the outer cover of the present invention;

Figure 18 is a perspective view from another angle in the first embodiment of the present invention;

Figure 19 is a perspective view of an embodiment of the sealing member of the present invention;

Figure 20 is a perspective view of an embodiment of the supporting member of the present invention;

Figure 21 is a perspective view of an embodiment of the first sealing member of the present invention;

Figure 22 is a perspective view of another embodiment of the first sealing member of the present invention;

FIG. 23 is an enlarged view of F in FIG. 22;

FIG. 24 is an enlarged view at G of FIG. 22;

Figure 25 is a schematic diagram of the first combination of the supporting member and the wearing component of the present invention;

Figure 26 is a schematic diagram of a second combination of the supporting member and the wearing component of the present invention;

Figure 27 is a schematic diagram of a third combination of the supporting member and the wearing component of the present invention;

Figure 28 is a perspective view of an embodiment of the lace buckle of the present invention;

Fig. 29 is a perspective view of another embodiment of the lace buckle of the present invention.

detailed description

This section will describe the specific embodiments of the present invention in detail. The preferred embodiments of the present invention are shown in the accompanying drawings. The function of the accompanying drawings is to supplement the description of the text part of the manual with graphics, so that people can understand the present invention intuitively and vividly. Each technical feature and overall technical solution of the invention cannot be understood as a limitation on the protection scope of the present invention.

In the description of the present invention, it needs to be understood that the orientation description involved, such as up, down, front, back, left, right, etc. indicates the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, but only In order to facilitate the description of the present invention and simplify the description, it does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention.

In the description of the present invention, several means one or more, multiple means two or more, greater than, less than, exceeding, etc. are understood to not include the number, and above, below, and within are understood to include the number. If it is described that the first and second are only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying the relative importance or implicitly specifying the number of the indicated technical features or implicitly specifying the order of the indicated technical features relation.

In the description of the present invention, unless otherwise clearly defined, terms such as setting, installation, and connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the above terms in the present invention in combination with the specific content of the technical solution.

Referring to Figures 1 to 2, an embodiment of the present invention provides a mask including a support member 100 and a filter assembly 200 and a sealing member 400 respectively arranged on both sides of the support member 100, wherein the mask is sealed when in use The component 400 faces the user's face, and the filter assembly 200 faces outward with respect to the user's face.

As shown in FIG. 2, the supporting member 100 has a ring shape as a whole. The supporting member 100 includes an annular supporting portion 110 that fits the shape of the user's face and an opening 120 disposed in the middle of the annular supporting portion 110. The opening 120 corresponds to covering the user's nose. The outer shape of the annular supporting portion 110 is an arc-shaped surface and the curved shape conforms to the physiological curve of the user's face. The annular supporting portion 110 includes a nose protruding portion matching the user's nose on the upper side and a mandibular protruding portion matching the lower jaw of the user. The arcs on the left and right sides of the nasal protruding portion match both sides of the user's face. The supporting member 100 is mainly used as a skeleton support of the mask. The supporting member 100 may be rigid or have a certain degree of elasticity, and may be made of plastic, fiber material, metal, and the like.

The filter assembly 200 is the main filter component of the mask. The outside air is filtered by the filter assembly 200 for users to breathe. The filter assembly 200 can effectively block harmful gases, odors, droplets, bacteria and viruses from entering the human body. The filter assembly 200 includes a first filter material 210 and a first sealing member 220 for sealing the first filter material 210 on one side of the annular support portion 110. The first filter material 210 may be a common mask material, such as a common medical mask material, a surgical medical mask material, a KN95 mask material, or a N95 mask material that has a function of filtering air. . The first sealing member 220 seals the first filter material 210 on one side of the annular support 110, so that the first filter assembly 200, the support member 100 and the sealing member 400 can seal the user’s face, so that air can only pass through the filter assembly 200. Inhaled by the user. The first sealing component 220 is detachably connected to the annular supporting portion 110, so that the replacement of the first filter material 210 is realized.

Unlike masks in the prior art, the mask in the prior art uses a filter material as the sealing member 400 of the mask. After being worn, it is pressed against the user’s face by the periphery of the filter material to seal the user’s face. This part contacts the user. The face mask material does not have the function of filtering the air, causing the mask material to be wasted in vain. According to the inventor’s research, a part of the mask material is tightly attached to the face when wearing an ordinary mask, which cannot effectively participate in air filtration, causing this part of the mask material to be wasted. The face is sealed, and the sealing member 400 is arranged on the other side of the annular support 110 relative to the filter assembly 200. The filter assembly 200 is not responsible for sealing the user’s face, thus greatly reducing the area of the filter material in the filter assembly 200 , Can save mask material.

The embodiment of the present invention provides a mask. Compared with the traditional ordinary masks, KN95 and N95 masks, the mask of the embodiment of the present invention is provided with a sealing member 400 on one side of the annular support part 110, which can directly seal the user's face completely. , There will be no situation that one or several sides of the mask cannot be sealed well. In addition, since the user’s face is directly sealed by the sealing member 400, compared with the existing mask, the mask filter material is sealed, which can save the mask filter material. In addition, the filter assembly 200 is detachably connected to the annular support 110 through the first sealing component 220. When replacing the mask, the user does not need to replace the entire mask, only the filter material in the filter assembly 200 needs to be replaced. Both the sealing component 220 and the sealing component 400 can be reused, which can save mask materials, greatly reduce the cost of replacing the mask, and help alleviate the supply pressure of mask filter materials, thereby increasing the supply of masks.

Referring to FIGS. 2 to 16, examples of various assembling methods of the first filter material 210 and the first sealing member 220 will be described below.

Referring to FIG. 2, in an embodiment of the present invention, a first fixing member is provided on the side of the annular support portion 110 facing the filter assembly 200, and the first sealing member 220 is provided with A second fixing part corresponding to the first fixing part, the first filter material 210 is disposed between the first fixing part and the second fixing part, and the first sealing part 220 passes through the second fixing part It is detachably connected to the first fixing component, and presses the first filter material 210 on the annular supporting portion 110. In this embodiment, through the detachable connection between the first fixing part and the second fixing part, the installation and sealing of the first filter material 210 is realized. The detachable connection methods include, but are not limited to, pasting (for example, using re-adhesive glue, such as 3M glue, etc.) and clamping methods. One embodiment is that the second fixing member and the first filter material 210 are welded or the like. After being fixedly connected, it can be detachably connected with the first fixed component (for example, snap connection, paste, etc.).

In another embodiment, referring to Figures 2, 3, and 4, the first sealing member 220 is fixed to the first fixing member of the annular support portion 110 through the second fixing member, and the first filter material 210 is pressed at the same time. It is tightly fixed to the annular support part 110, wherein the first fixing part and the second fixing part are detachably connected. The user can assemble the first sealing part 220 on the annular support part 110, or can be disassembled at any time to realize the first filter material 210 Installation and replacement. In this embodiment, the second fixing part and the first filter material 210 are detachable and separate, so the production cost of the first filter material 210 can be greatly reduced. Only the first filter material 210 needs to be replaced during replacement, and the first filter material 210 is only required to be replaced. An airtight component 220 can be reused, and at the same time, it is easy to replace and clean. In this embodiment, the first fixing part and the second fixing part may also adopt a variety of detachable connection methods, including but not limited to a snap connection, a button connection, and a connection through a fixing clip.

As shown in FIG. 3, in an embodiment of the present invention, the first fixing component includes a plurality of first protrusions 111 distributed on the annular support portion 110, and the first protrusions 111 are provided with first stoppers. Position structure. In this embodiment, the first stop structure is a first protrusion 1111 disposed on the first bump 111. The first sealing member 220 is provided with a first protrusion 1111 and a matching slot 224, the first filter material 210 is provided with an opening matching the first protrusion 111, and the first filter material 210 is sleeved on the first protrusion 111 on. The first sealing member 220 is clamped and installed on the annular supporting portion 110 through the clamping groove 224 while fixing and pressing the first filter material 210 on the annular supporting portion 110 to achieve sealing.

Referring to FIG. 2, in an embodiment of the present invention, the first fixing member includes a plurality of first protrusions 111 distributed on the annular supporting portion 110, and the first filter material 210 is provided with The first opening 211 matched with more than one first protrusion 111, the second fixing member includes a first mounting hole 221 matched with more than one first protrusion 111, and the outer side of the first protrusion 111 A first stop structure corresponding to the inner edge of the first mounting hole 221 is provided on the edge, and the first bump 111 passes through the first opening 211 and the first mounting hole 221 in sequence, so that the The edge of the first mounting hole 221 is fixed on the first stop structure of the first protrusion 111, so that the first sealing member 220 presses the first filter material 210 against the annular support portion 110 on. The first opening 211 of the first filter material 210 and the first mounting hole 221 of the first sealing member 220 are sleeved on the first protrusion 111, because the first mounting hole 221 is clamped to the first protrusion 111 Therefore, the first filter material 210 is pressed against the annular support portion 110 to realize the installation and fixation of the first filter material 210, and its sealing effect is good.

Referring to Figures 5 and 6, an embodiment of the first bump 111, the first bump 111 is a hollow structure, in one embodiment, the first bump 111 has a gate shape as a whole when viewed in cross section . The first stop structure is a first protruding strip 1111 provided on the outer wall and/or inner wall of the first protrusion 111. The first protruding strip 1111 is used for the first mounting hole 221 of the first sealing component 220 to be clamped. When installing, first The first opening 211 of the first filter material 210 is sleeved through the first protrusion 111, and then the first mounting hole 221 of the first sealing member 220 is clamped on the first protrusion 1111 of the first protrusion 111, When the clamping is completed, the hollow structure of the first bump 111 makes the first bump 111 have a certain degree of elasticity. Therefore, when the first sealing member 220 is installed, the first sealing member 220 can be directly pressed to make the first The protrusion 111 is deformed until the first protrusion 1111 passes over the first mounting hole 221 and is clamped on the inner side of the first mounting hole 221, which realizes the fixation of the first sealing member 220, so that the first sealing member 220 can hold the first sealing member 220. A filter material 210 is tightly pressed on the annular support portion 110 to realize the installation and fixation of the first filter material 210. When disassembling, pull out the first sealing member 220 outwards, the inner edge of the first mounting hole 221 will exert pressure on the first protruding strip 1111, causing the first protruding block 111 to deform until the inner edge of the first mounting hole 221 By going over the first protruding strip 1111, the first sealing member 220 can be disassembled, and then the first filter material 210 can be replaced.

Referring to FIG. 5, in an embodiment, the first protrusions 1111 of the first protrusions 111 distributed on the upper and left sides of the annular support portion 110 are arranged on the outer wall, and are distributed on the lower and right sides of the annular support portion 110. The first protruding strip 1111 of the first protruding block 111 is arranged on the inner wall, so that the directions of the first protruding strips 1111 on the upper and lower sides are the same, and the directions of the first protruding strips 1111 on the left and right are also the same, so that When disassembling the first sealing component 220, it is only necessary to apply force in one direction to simultaneously press the two opposite side protrusions, which greatly facilitates the user to remove the first sealing component 220.

7 and 8, another embodiment of the first bump 111, the first bump 111 is a hollow structure, in an embodiment, it may include an arched thin wall 1113 and arranged in The support bar 1114 in the thin wall 1113 for supporting the thin wall 1113 is M-shaped as a whole when viewed in cross section. The first stop structure is a first protruding strip 1111 provided on the outer wall of the first protrusion 111. The first protruding strip 1111 is used for the first mounting hole 221 of the first sealing member 220 to be clamped. The first opening 211 of the material 210 is sleeved through the first protrusion 111, and then the first mounting hole 221 of the first sealing member 220 is clamped on the first protrusion 1111 of the first protrusion 111 to complete the clamping. Due to the hollow structure of the first bump 111, the first bump 111 has a certain degree of elasticity. Therefore, when the first sealing member 220 is installed, the first sealing member 220 can be directly pressed to generate the first bump 111. Until the first protruding strip 1111 crosses the first mounting hole 221 and is clamped on the inner side of the first mounting hole 221, the first sealing member 220 is fixed, so that the first sealing member 220 can hold the first filter material 210 It is tightly pressed on the annular supporting part 110 to realize the installation and fixation of the first filter material 210. When disassembling, pull out the first sealing member 220 outwards, the inner edge of the first mounting hole 221 will exert pressure on the first protruding strip 1111, causing the first protruding block 111 to deform until the inner edge of the first mounting hole 221 By going over the first protruding strip 1111, the first sealing member 220 can be disassembled, and then the first filter material 210 can be replaced.

2 and 9 show another embodiment of the first bump 111. The first bump 111 may be a plate-shaped bump structure. When the first sealing member 220 is installed, the second fixing member presses The convex block deforms it, so that the second fixing member can be firmly installed on the first stop structure of the first fixing member, and at the same time, a relatively large force is generated in the direction of the annular support portion 110, and the first filter material 210 It is pressed on the annular support portion 110 to achieve a good airtightness. The first stop structure is a first protruding strip 1111 protruding outward from the side wall of the first protrusion 111. Due to the plate-like structure of the first protrusion 111, the first protrusion 111 has a certain degree of elasticity. When a sealing component 220 is used, the first sealing component 220 can be directly pressed to deform the first protrusion 111 toward the inner side until the first protrusion 1111 passes over the first mounting hole 221 and is clamped to the inner side of the first mounting hole 221 Above, the fixation of the first sealing member 220 is realized, so that the first sealing member 220 can tightly press the first filter material 210 on the annular support portion 110, so as to realize the installation and fixation of the first filter material 210. When disassembling, pull out the first sealing member 220 outwards, the inner edge of the first mounting hole 221 will exert pressure on the first protruding strip 1111, causing the first protruding block 111 to deform inward, until the first mounting hole 221 When the inner edge passes over the first convex strip 1111, the first sealing component 220 can be disassembled, and then the first filter material 210 can be replaced.

Due to the limitation of the length of use of the mask material, when the mask is worn for a certain period of time, the mask needs to be replaced. In the prior art, the user needs to go to a safe area to replace the mask when replacing the mask. For example, for medical staff, they need to leave work. In the area, go to a disinfected safe area for replacement, and when replacing the mask, it is necessary to disinfect the hands, and even need to take off the protective clothing for the replacement operation, which is very inconvenient. In the present invention, a second filter material 230 is added on the basis of the first filter material 210 to achieve two gears. Since the second filter material 230 covers the first filter material 210, the length of the first filter material 210 can be greatly extended. Use time. When the mask is used for a certain period of time, the second filter material 230 in the second gear can be replaced. Moreover, when the second filter material 230 is replaced, the fixing and sealing of the first filter material 210 will not be affected. The filter material 210 can still play a better protective effect, so that the medical staff can easily, quickly and safely complete the replacement of the mask without leaving the current work position.

The specific implementation scheme is shown in FIG. 2. In an embodiment of the present invention, the filter assembly 200 further includes a second filter material 230 and a second filter material 230 for sealing the second filter material 230 on the first sealing component 220 The second airtight component 240. The second filter material 230 may be the same as or different from the first filter material 210. For example, materials with a function of filtering air, such as ordinary medical mask materials, surgical mask materials, KN95 mask materials, or N95 mask materials, are used as the second filter material 230.

Through the second filter material 230 and the second sealing member 240 that seals the second filter material 230 on the first sealing member 220, it is realized that a layer of filter material is covered on the basis of the first filter material 210, and the The component 220 and the second sealing component 240 can facilitate the combination and replacement of the first filter material 210 and the second filter material 230, and realize the two gear setting and combination of the mask, which can meet the needs of different users according to the protection level Different, choose different combinations of mask filter materials according to the level of risk in different usage scenarios. Moreover, since the second filter material 230 covers the rear of the first filter material 210, the second sealing member 240 seals the second filter material 230 on the first sealing member, so when the second filter material 230 is replaced, it will not affect The airtightness of the first filter material 210 makes it safer to replace the second filter material 230 in a high-risk environment (such as a hospital area where a new coronavirus infection is diagnosed).

Referring to Figure 2, Figure 6, Figure 5, Figure 9, an embodiment of the present invention, the second filter material 230 is provided with a second opening 231 matching the one or more first bumps 111, The second sealing member 240 includes more than one second mounting hole 241 that matches the first protrusion 111, and an outer edge of the first protrusion 111 is also provided with an inner side of the second mounting hole 241 The second stop structure corresponding to the edge. In this embodiment, the second stop structure is a second convex strip 1112 protruding outward from the side wall of the first bump 111, that is, the first bump 111 is also provided with The first protruding strip 1111 and the second protruding strip 1112 have two layers of protruding strips. The first protruding strip 1111 is used for clamping the first mounting hole 221 of the first sealing member 220, and the second protruding strip 1112 is used for clamping the second sealing member 220. The second mounting hole 241 of the component 240.

In the case that the first sealing component 220 has been installed, the second opening 231 of the second filter material 230 is first sleeved through the first protrusion 111, and then the second mounting hole 241 of the second sealing component 240 is clamped in On the second convex strip 1112 of the first bump 111, the clamping is completed. Because the hollow structure of the first bump 111 makes the first bump 111 have a certain degree of elasticity, it can be directly installed when the second sealing member 240 is installed. The second sealing member 240 is pressed to deform the first protrusion 111 until the second protrusion 1112 passes over the second mounting hole 241 and is clamped on the inner side of the second mounting hole 241, thereby realizing the protection of the second sealing member. The fixing of 240 enables the second sealing part 240 to tightly press the second filter material 230 on the first sealing part 220 to realize the installation and fixation of the second filter material 230, and realize the first filter material 210 and the second filter material 210 at the same time. The stacked combination of the filter material 230 is installed and sealed. When disassembling, pull out the second sealing member 240 outwards, the inner edge of the second mounting hole 241 will exert pressure on the second protruding strip 1112, causing the first protruding block 111 to deform until the inner edge of the second mounting hole 241 By going over the second protruding strip 1112, the second sealing member 240 can be disassembled, and then the second filter material 230 can be replaced. It can be seen that the installation or disassembly of the filter material in this embodiment is very convenient.

As mentioned above, the first bump 111 can adopt the hollow gate-shaped structure shown in FIG. 6, or adopt the plate-shaped structure shown in FIG. 9, and it can also be used for the M-shaped structure in the above embodiment. Shape structure (not shown in the figure).

Referring to Figures 7 and 8, another embodiment of the present invention, the first fixing component further includes a plurality of second protrusions 112 distributed on the annular support portion 110, and the second filter material 230 Is provided with the one or more second openings 231 that are matched with the first bump 111 and the second bump 112, and the second sealing member 240 includes more than one second hole that matches the second bump 112. Mounting hole 241, the outer edge of the second bump 112 is also provided with a third stop structure corresponding to the inner edge of the second mounting hole 241, in this embodiment, the third stop structure is set at the first A third protruding strip 1121 protrudes outward from the side walls of the two protruding blocks 112. Among them, as shown in FIG. 8, the second bump 112 adopts a plate-shaped structure. Of course, a gate-shaped or M-shaped structure can also be used. It should be noted that the types of the first bump 111 and the second bump 112 can be used in combination as required. For example, as shown in FIG. 8, the first bump 111 uses a hollow M-shaped structure, and the second bump 112 uses a plate. Or, both the first bump 111 and the second bump 112 adopt a plate-shaped structure.

In the case where the first sealing component 220 has been installed, the second opening 231 of the second filter material 230 is first sleeved through the first bump 111 and the second bump 112, and then the second sealing component 240 is The mounting hole 241 is clamped on the third convex strip 1121 of the second protrusion 112 to complete the clamping. The second protrusion 112 has certain elasticity. Therefore, when the second sealing member 240 is installed, the second sealing member 240 can be directly sealed. The component 240 deforms the second protrusion 112 by pressing until the third protruding strip 1121 passes over the second mounting hole 241 and is clamped on the inner side of the second mounting hole 241, thereby realizing the fixation of the second sealing component 240. The second sealing part 240 can tightly press the second filter material 230 on the first sealing part 220, so as to realize the installation and fixation of the second filter material 230, and at the same time realize the first filter material 210 and the second filter material 230. Laminated combination installation and sealing. When disassembling, pull out the second sealing member 240 outwards, the inner edge of the second mounting hole 241 will exert pressure on the third protruding strip 1121, causing the second protruding block 112 to deform until the inner edge of the second mounting hole 241 By crossing the third protruding strip 1121, the second sealing member 240 can be disassembled, and then the second filter material 230 can be replaced. It can be seen that in this embodiment, the installation or disassembly can be completed by applying force only once, and the replacement is very convenient.

10, the inner edge of the first mounting hole 221 of the first sealing component 220 is provided with a first convex edge 222 matching the first convex strip 1111, as shown in FIG. 11, the second sealing component 240 The inner edge of the mounting hole 241 is provided with a second convex edge 242 matching the second convex strip 1112 or the third convex strip 1121.

In the above embodiment, referring to FIG. 8, when the first bump 111 has a hollow M-shaped structure, when the second bump 112 has a plate-like structure, it can be arranged on both sides of the first bump 111 symmetrically. The first protruding strip 1111 is arranged to fix the two symmetrical inner edges of the first mounting hole 221, so that the first sealing component 220 has a good mounting stability.

In one embodiment, the side of the first sealing component 220 and the second sealing component 240 facing the sealing component 400 are respectively provided with gaskets. The gaskets are compressible elastic materials for sealing filter materials of different thicknesses. The masks provided can be adapted to filter materials of different thicknesses, and the applicability is better.

In another embodiment, the position of the cushion can be adjusted opposite to the above embodiment, that is, cushions are provided on the annular support portion 110 and the first sealing member 220, wherein the cushion on the annular support portion 110 corresponds to the first filter material 210 , The gasket on the first sealing component 220 corresponds to the second filter material 230.

Referring to the embodiment of the mask shown in Figures 3 and 4, it is also possible to install two or more layers of filter materials at the same time through the first sealing component 220, that is, to put the two layers of filter materials on the first bump 111 at the same time, and then pass The first sealing member 220 only needs to compress the two layers of filter materials on the annular support portion 110. In order to adapt to the filter materials of different thicknesses, the annular support portion 110 is provided with a compressible gasket. The filter materials of the two layers can be combined with the same or different materials. For example, different matching methods can be selected among the traditional ordinary masks, KN95 and N95 mask filter materials.

The stop structure described in the above embodiment may be a protruding strip, but also other stop structures, such as a block.

As shown in FIG. 2, in an embodiment of the present invention, a decorative cover 300 is further included. The decorative cover 300 may be integrated or separated. As shown in FIG. 11, the decorative cover 300 and the second hermetic The component 240 is assembled into one body, for example, integrally formed or covered with a layer of decoration, such as a sticker, glue or coating, on the outside of the second sealing component 240. The decorative cover 300 can play a role in shielding the first bump 111 or the second bump 112 and enhance the aesthetic appearance of the entire mask. At this time, the second mounting hole 241 of the second sealing member 240 is covered by the decorative cover 300 to form a blind hole.

In another embodiment, the decorative cover 300 and the second sealing part 240 are arranged separately, wherein the decorative cover 300 can be detachably connected to the second sealing part 240, or the decorative cover 300 can pass through the second sealing part 240 and The first sealing component 220 is detachably connected to the annular support portion 110. Referring to FIG. 12, in an embodiment of the present invention, a third protrusion 113 is provided on the annular supporting portion 110, and the third protrusion 113 passes through the first opening 211, the first mounting hole 221, and The second opening 231 and the second mounting hole 241, as shown in FIG. 14, the decorative cover 300 is provided with a buckle 310 for matching with the third projection 113, and the third projection 113 is provided with a matching buckle 310 The fourth protruding bar 1131, the buckle 310 of the decorative cover 300 is inserted into the fourth protruding bar 1131, and the installation of the decorative cover 300 is completed.

In one embodiment, the third bump 113 has a plate-like structure. As shown in FIG. 15, two third bumps 113 may be provided in the middle of the two first bumps 111 or the second bump 112, and the two The fourth protruding strips 1131 of the three protruding blocks 113 are arranged opposite to each other to form a clamping slot for buckling the fastener.

In another embodiment, referring to FIG. 16, the third bump 113 has a plate-like structure, and the third bump 113 is provided with a fourth bump 1131 on one side of the first bump 111 or the second bump 112, The fourth protruding strip 1131 is provided with a fifth protruding strip 1132 on one side of the first protruding block 111 or the second protruding block 112 opposite to the fourth protruding strip 1131. The fourth protruding strip 1131 and the fifth protruding strip 1132 form a clip that can be fastened to the fastener. groove.

In an embodiment, the decorative cover 300 may also be a soft material, which is pasted on the second sealing member 240.

Referring to Figures 1, 2, 3, 4, 7, 12, and 13, in an embodiment of the present invention, the first sealing component 220, the second sealing component 240 and the decorative cover 300 are provided with convenient installation and removal procedures for users. Powerful grasping board 250.

In the above-mentioned embodiment, the filter assembly 200 is provided with two gears of the filter assembly 200, and different combination schemes can be selected according to different protection levels of use scenarios and different user groups. The following examples are four combinations and application scenarios.

The first method of use: install only the first filter material 210, where the first filter material 210 is a common mask material, and this combination method can meet the requirements for use in a low-risk environment.

The second method of use: install only the first filter material 210, where the first filter material 210 is a mask material with a high protection level such as N95, KN95, etc., which meets the occasions with higher protection requirements, such as crowded places, such as markets or hospital.

The third method of use: using two gears at the same time, installing the first filter material 210 and the second filter material 230, wherein the first filter material 210 and the second filter material 230 are both made of ordinary mask materials. It is satisfied that people wear the mask for a long time. When the mask needs to be replaced, only the second filter material 230 on the outside needs to be replaced.

The fourth method of use: use two gears at the same time, install the first filter material 210 and the second filter material 230, where the first filter material 210 uses mask materials with high protection levels such as N95 and KN95, and the second filter material 230 Using ordinary mask materials, this method of use is suitable for medical staff, especially in hospitals where the new crown virus infection is diagnosed. The first filter material 210 can ensure the protective effect of medical staff, and the second filter material 230 can extend the first filter material. The service life of the mask 210. When the mask is used for a certain period of time, only the second filter material 230 needs to be replaced to extend the fixation and sealing of the mask. The replacement of the second filter material 230 will not affect the protective effect of the first filter material 210. Therefore, the medical staff does not need to go to a specific disinfection area to replace the mask, and can replace the second filter material 230 of the second layer in the work area.

In the above embodiment, the fixing of the filter material is achieved through the cooperation of the openings and the bumps. Specifically, two levels of filter material are provided. Based on the above design ideas, the filter assembly 200 can also be provided with three levels or more, and only need to increase More gears, for example, more sealing components 400 and filter components 200 are sufficient, and the decorative cover 300 in the above embodiment only needs to be installed to the outermost fixing component.

In addition, the laminated sealing of the first sealing member 220 and the second sealing member 240 can also be achieved in other ways, for example, the first sealing member 220 and the second sealing member 240 can be detachably connected by pasting, or the first sealing The component 220 and the second sealing component 240 are directly provided with a detachable structure. For example, the first sealing component 220 is provided with a bump for clamping the opening of the second sealing component 240 for installation.

Referring to FIGS. 2 and 17, in an embodiment of the present invention, an outer cover 600 is further included. The outer cover 600 covers the outer layer of the filter assembly 200, and the outer cover 600 and the second sealing member 240 are detachably connected. As shown in Figure 17, the inner edge of the outer cover 600 is provided with a first edge 610. As shown in Figure 11, the outer side of the second sealing member 240 is provided with a second edge 243 matching the first edge 610. The first card edge 610 is clamped on the second card edge 243 to realize a detachable connection. The outer shell is made of airtight and waterproof material, which can better protect the filter assembly 200, and can effectively block large particle droplets. The detachable method is also easy to clean and replace. The outer cover 600 can play a decorative role, and the surface can be set Design patterns or trademarks. As shown in FIG. 17, the lower side of the outer cover 600 is provided with an air-permeable opening 620. A air-permeable gap is formed between the opening 620 and the second sealing member 240. The gap faces downward. When air is inhaled, air enters through the gap. After the filter assembly 200 reaches the mouth and nose of the user, the user's exhaled air passes through the filter assembly 200 and is blocked by the outer cover 600 and diverted to the gap to flow out, which can prevent the exhaled air from fogging the user's glasses.

Referring to Figures 18 and 19, there are structural diagrams of two types of sealing components 400. The sealing component 400 is composed of a soft material and includes an annular sealing portion 410. The annular sealing portion 410 is attached to one side of the supporting member 100 and used To seal filter materials of different thicknesses, the annular sealing portion 410 forms a sealing area around the user’s mouth and nose. The annular sealing portion 410 made of a soft material can closely fit the user's face and is very comfortable to wear.

The sealing member 400 is preferably made of memory foam material. The memory foam has a soft hand feeling and is not too tired even if worn for a long time. The memory foam has leading performance in absorbing impact, reducing vibration, and releasing low rebound force, providing uniform surface pressure. Distribution, the "uniform pressure dispersion characteristics" of the memory foam material, the molecular structure of the memory foam material will "flow" and shift, through deformation to fit the contour of the pressure surface, and spread the support point to the entire contact surface, so that the pressure can be Scatter across the contact surface. Through stress relaxation to adapt to the externally compressed surface shape, the pressure at the highest point is reduced to the lowest point, so as to avoid parts with microcirculation compression. Because the pressure is evenly dispersed, there is no pressure concentration point in the body, and the comfort is greatly improved because of the long time Pressure sores caused by blockage of blood circulation caused by high pressure can also gently maintain the shape of foreign objects. It is a good material for posture cushions. Molecular stability, no toxic side effects, no allergies, no volatile irritating substances, and good flame retardant chemical properties when in contact with the human body; no country has announced that it does not meet the hygiene and safety testing requirements of daily necessities. The octagonal memory foam has a permeable cell structure, which guarantees the breathability and moisture absorption required by human skin without perforating, and has proper insulation performance; it feels warmer in winter, and is significantly cooler than ordinary sponges in summer. In addition, the memory sponge has antibacterial, mite-proof and corrosion-resistant properties, strong adsorption capacity, and maintains the cleanliness of the outside world. Generally, it can be used without washing or disinfection for a long time if it contacts the human body. Memory foam is more durable and its performance is maintained for a long time; it can be shaped as required; it can be made according to the required hardness, rebound speed, and density to meet the needs of products for different purposes; the human body feels comfortable in contact with it.

Due to the good air permeability of the memory foam, the inner side of the annular sealing part 410 is covered with an air-impermeable sealing material, such as glue, film, film, special thin-layer sealing material bonding or heat welding, etc., covered with an air-tight layer When the annular sealing part 410 fits the user’s face, the non-air-permeable material can be isolated from the outside air and ensure protection performance.

Of course, the sealing member 400 can also be made of other types of soft materials, such as memory latex, silica gel, and the like.

The sealing component 400 and the supporting component 100 can be integrally connected or detachably connected, and the detachable manner can facilitate the user to disassemble the sealing component 400 for cleaning or replacement.

Referring to Figures 18 and 19, the sealing component 400 further includes support pads 420 distributed on the periphery of the annular seal portion 410. One end of the support pads 420 distributed on the periphery of the annular seal portion 410 forms a second curved surface 440, supporting The height distribution design of the cushion 420 conforms to the ergonomic curve of the physiological curve of the facial area of the mask, and can play a good supporting role. The applied pressure is reduced to avoid the deformation of the annular sealing portion 410. At the same time, the annular sealing portion 410 is made very thin when possible, which is not only breathable and cool, but also very light.

The first curved surface 430 includes a first curved portion 431 corresponding to the convex nose of the user and a second curved portion 432 corresponding to the convex lower jaw of the user. The first supporting pad 421 on the upper side of the first curved portion 431, and the two second supporting pads 422 disposed on the outer sides of the first curved portion 431, the distance between the two second supporting pads 422 is larger than that of the other supporting pads 420 The annular sealing portion 410 is provided with a third support pad 423 corresponding to the first support pad 421. The heights of the first support pad 421 and the third support pad 423 are lower than the height of the other support pads 420, and the first support pad 421 It forms a three-point support structure with the second support pads 422 on both sides. By adjusting the distribution and height of the support pads 420, the highest point of adjusting the nose becomes the lowest point of pressure, which improves the comfort of the user.

Referring to FIG. 19, in another embodiment, the support pad 420 includes two fourth support pads 424 disposed on the outer sides of the first curved portion 431, and the distance between the two fourth support pads 424 is larger than that of other supports. The spacing of the pads 420 is controlled by distributing the support pads 420 to control the pressure distribution of the different layouts of the support pads 420. The fourth support pad 424 shares the pressure at the nose, making the highest point of the nose the lowest point of pressure, which improves users Comfort.

The supporting pad 420 is distributed between the supporting pad 420 and the annular sealing portion 410 with ventilation channels, which can enhance the ventilation performance of the sealing component 400, and make the user wear ventilation and cool. The stress relaxation adapts to the externally compressed surface shape, so that the pressure at the highest point is reduced to the lowest point, so as to avoid parts with microcirculation compression. Because the pressure is evenly dispersed, there is no pressure concentration point in the body, and the comfort is greatly improved.

Of course, in an embodiment, the support pad 420 and the annular sealing portion 410 may also be connected to each other as a whole.

In addition, the area where the inner side of the annular sealing part 410 contacts the face is designed with an outer inclined part. Through the outer inclined design, the deformation direction of the annular sealing part 410 after contacting the face is unified outward, so as to better fit the user's face. Ensure good sealing performance inside the annular sealing portion 410.

Referring to FIG. 20, in an embodiment, the supporting member 100 is provided with a first supporting frame 140 for supporting the first filter material 210 away from the user's face, and the first supporting frame 140 is arranged to surround the opening 120. On the supporting member 100. The first support frame 140 keeps the first filter material 210 away from the user's face, so that the first filter material 210 and the face have no contact, so as to prevent pathogens adhering to the mask filter material from contaminating the face, so as to reduce the risk of contact and infection. Of course, the design of the first support frame 140 is optional, and the first support frame 140 may not be provided.

In addition, referring to FIG. 21, in one embodiment, the first sealing member 220 is provided with a second support frame 223 for supporting the second filter material 230 away from the first filter material. In this way, the first filter material 210 and the second filter material 230 can be separated from each other, preventing the second filter material 230 from contacting and contaminating the first filter material 210.

Referring to Figures 22, 23, and 24, in one embodiment, a ring of clamping rings 225 is provided around the inner periphery of all the first mounting holes 221 of the first sealing member 220, and the sealing member 220 is provided with a accommodating ring 225 With the slot 226, the hoop ring 225 can be tightened. When the hoop ring 225 is tightened, its radius is reduced. Since the hoop ring 225 is arranged inside all the first mounting holes 221, the hoop ring 225 will be inward Press the first bump 111 and/or the second bump 112 so that the second sealing member 240 is no longer fixed by the first bump 111 and/or the second bump 112, and the user does not need to press or push the bump. The second sealing component 240 can be taken away, which facilitates the disassembly and replacement of the second sealing component 240. The sealing component 220 also includes a limiting groove 227 to prevent the clamping ring 225 from being excessively displaced and falling off, and the clamping ring 225 is contracted and reset in the limiting groove 227.

In one embodiment, the tightening ring 225 is contracted by adjusting the circumference of the tightening ring 225. As shown in FIG. 21, the first sealing member 220 is provided with a knob fixing table 228, and the knob fixing table 228 is provided with a knob 229, One end of the hoop ring 225 is fixed in the knob fixing table 228 or the slot 226, and the other end of the hoop ring 225 is connected to the knob 229. By rotating the knob 229, the circumference of the hoop ring 225 is reduced, so that the radius of the hoop ring 225 is It also reduces, so that the hoop ring 225 will shrink inward, so that the first protrusion 111 and/or the second protrusion 112 are deformed, the second sealing part 240 can be easily removed, and the first sealing part 220 can be stabilized. In situ. Among them, the material of the hoop ring 225 can be metal wire or rope of other materials.

In addition, referring to FIG. 20, by setting the shape of the support frame to protrude outward, a larger air storage chamber is formed between the first filter material 210 and the user's face, so as to increase the area of the filter material at the same time, in order to avoid obstructing the view. , The support frame is designed to avoid blocking the user’s sight. In order to shape the mask filter material, a shaping buckle 700 can also be provided. The shaping buckle 700 is detachably connected to the support frame on the outward side of the mask filter component. Thus, the first filter material 210 and the second filter material 230 are compressed.

The mask of any of the foregoing embodiments needs to be worn on the user's head using the wearing assembly 500. For the connection between the wearing component 500 and the supporting member 100, the wearing component 500 refers to the design of an existing mask. The mask of the present invention can be worn in any manner to achieve a good airtight effect.

Referring to FIG. 25, in an embodiment of the present invention, the wearing assembly 500 includes a first belt set 510, and the left and right sides of the support member 100 are each provided with a first fastener 131, and the first belt set 510 passes through For the two first fasteners 131, the user wears the first belt set 510 on the head to complete the wearing of the mask.

Referring to FIG. 26, in another embodiment of the present invention, the wearing assembly 500 includes a first belt set 510 and a second belt set 520, and the left and right sides of the supporting member 100 are each provided with a first fastener 131 and a second fastener 132 , The first belt group 510 passes through the two first fasteners 131, the second belt group 520 passes through the two second fasteners 132, and the user passes through the first belt group 510 and the second belt group 520 You can complete the wearing of the mask.

As shown in FIG. 27, in another embodiment of the present invention, the wearing assembly 500 includes a first belt set 510, and a third fastener 133 and a fourth fastener 134 are respectively provided on the left and right sides of the support member 100. A belt set 510 passes through the third fastener 133 and the fourth fastener 134 on the left and right in sequence to form two sets of laces, and the user can complete the wearing of the mask through the two sets of laces.

The above-mentioned belt set can be an elastic tie, an inelastic tie, or a combined tie that is a combination of an elastic tie and an inelastic tie. For example, elastic cloth belts or ordinary cloth belts with no elasticity, the use of elastic laces can make the wearer more comfortable when wearing the lace Operate during lashing. In addition, it is also possible to use a combination of elastic and non-elastic straps, each of which takes its own length, that is, one segment of the strap connected to the buckle is an elastic strap, allowing the wearer to easily adjust it when wearing it, and connect the other segment of the elastic strap. It is a strap with no elasticity, which is convenient for the wearer to operate when tying.

The length of the lace can be adjusted by adjusting components to prevent the lace from being too loose or too tight. For example, refer to the lace buckle 530 shown in FIG. The button 531 for adjusting the tightness can adjust the length of the lace by controlling the tightness of the button 531. In order to facilitate adjustment, the lace buckle 530 is provided on the lace on the side of the user's face.

Referring to the lace buckle 530 shown in FIG. 29, the lace buckle 530 is cylindrical, and the lace buckle 530 is provided with a small through hole, and both ends of the lace pass through the small through hole at the same time. The side straps rub against each other to generate damping, and the user can adjust the length of the strap by pulling the strap forcefully to overcome the damping.

Through the above-mentioned wearing component 500, the following wearing solutions can be formed to suit the needs of different users:

One-piece elastic tie solution: One-piece elastic tie passes through the ring structure on the mask filter component, the lower end of the one-piece elastic tie wraps around and is fixed on the back pillow, the upper end of the one piece elastic tie wraps around and is fixed on the head, and the upper end of the one piece elastic tie wraps through the adjusting buckle. Adjust the length of the integrated elastic tie to tighten the lower and upper parts of the integrated elastic tie at the same time.

Hanging ear solution: It also includes a hanging ear. The elastic strap of the ear can be adjusted by adjusting the length of the elastic strap to suit the needs of different people. In conjunction with false ears, the elastic straps of the mounting ears are hung on the false ears to avoid strangulation of human ears. The hanging ears can be placed behind or around the ears in a variety of ways. The above-mentioned hanging ears are hanging buckles that can be used for hanging straps. The hanging ears can be fixed on both sides of the user's head close to the ears by means of brackets and straps, or arranged behind the user's ears. The position of the ears on the user's head can be adjusted.

In an embodiment, the lace is an elastic lace, and the design of the lace can be summarized as the following solutions:

Back Pillow Plan 1 (Periarthritis version): Two elastic straps are connected to the fixed structure on both sides of the mask filter component, connected to the semi-circular structure with adjustable length, and the mask and the face are tightened by adjusting the length of the semi-circular structure.

Back pillow plan 2: Two elastic straps are connected to the fixed structure on both sides of the mask filter component. The two elastic straps adjust the connection length between the elastic straps through the adjusting buckle to tighten the mask and make it fit the face.

Back pillow plan 3: An elastic tie is connected to the fixed structure on one side of the mask filter component, and a non-elastic tie is connected to the fixed structure on one side of the mask filter component. The two fixed straps are adjusted between the elastic tie through the adjusting buckle. Connect the length to tighten the mask so that it fits the face.

The mask of the present invention can be made into different versions of masks, such as adult version, youth version, and pediatric version. The pediatric version of the mask is designed for the physiological characteristics of children. The design concept is: 1. Increase the filter area 2. No need for ventilation and air storage cavity design Power can also reduce suffocation: the amount of gas stored in the air storage cavity is greater than the amount of one inhalation for children within 2 years old, and is close to the amount of one inhalation for 7-12 years old; increase the filter area to reduce respiratory resistance; the gas concentration difference in the air storage cavity diffuses freely, Large filter area to avoid carbon dioxide storage; other designs are suitable for adults and teenagers of different ages, heights, weights, and face shapes.

The embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, and various changes can be made without departing from the purpose of the present invention within the scope of the knowledge of those of ordinary skill in the technical field. .

Claims

A mask, which is characterized in that it comprises:

A supporting member (100), the supporting member (100) includes an annular supporting portion (110) and an opening (120) arranged in the middle of the annular supporting portion (110), the opening (120) corresponding to the user's nose and mouth;

A filter assembly (200), the filter assembly (200) includes a first filter material (210) and a first airtight seal for sealing the first filter material (210) on one side of the annular support part (110) A component (220), the first sealing component (220) is used to detachably connect with the annular support portion (110);

A sealing component (400), the sealing component (400) is arranged on the other side of the annular supporting portion (110) relative to the filter assembly (200), and the sealing component (400) is used for bonding and sealing The user's face.
The mask according to claim 1, characterized in that: a first fixing part is provided on the side of the annular support part (110) facing the filter assembly (200), and the first sealing part (220) ) Is provided with a second fixing part corresponding to the first fixing part, the first filter material (210) is arranged between the first fixing part and the second fixing part, and the first airtight The component (220) is detachably connected to the first fixed component through the second fixed component, and presses the first filter material (210) on the annular supporting portion (110).
The mask according to claim 2, characterized in that: the first fixing component includes a plurality of first protrusions (111) distributed on the annular support portion (110), and the first filter The material (210) is provided with a first opening (211) that matches the one or more first bumps (111), and the second fixing member includes a first hole (211) that matches the one or more first bumps (111). A mounting hole (221), the outer edge of the first protrusion (111) is provided with a first stop structure corresponding to the inner edge of the first mounting hole (221), the first protrusion (111) ) Pass through the first opening (211) and the first mounting hole (221) in sequence, so that the edge of the first mounting hole (221) is fixed on the first protrusion (111) In terms of the stop structure, the first sealing member (220) presses the first filter material (210) on the annular supporting portion (110).
The mask according to any one of claims 1 to 3, characterized in that: the filter assembly (200) further comprises a second filter material (230) and for sealing the second filter material (230) The second sealing part (240) on the first sealing part (220).
The mask according to claim 3, characterized in that: the filter assembly (200) further comprises a second filter material (230) and a second filter material (230) for sealing the second filter material (230) in the first The second sealing part (240) on the sealing part (220), the second filter material (230) is provided with a second opening (231) matching the one or more first bumps (111), the The second sealing member (240) includes more than one second mounting hole (241) that matches the first bump (111), and the outer edge of the first bump (111) is also provided with The second stop structure corresponding to the inner edge of the second mounting hole (241), the first protrusion (111) passes through the second opening (231) and the second mounting hole (241) in turn, so that The edge of the second mounting hole (241) is fixed on the second stop structure of the first protrusion (111), so that the second sealing member (240) can hold the second filter material (230) ) Is pressed on the first sealing component (220).
The mask according to claim 3, characterized in that: the filter assembly (200) further comprises a second filter material (230) and a second filter material (230) for sealing the second filter material (230) in the first The second sealing part (240) on the sealing part (220), the first fixing part further includes a plurality of second protrusions (112) distributedly arranged on the annular support part (110), the second The filter material (230) is provided with a second opening (231) that matches the one or more second bumps (112), and the second sealing member (240) includes more than one second bump ( 112) A matching second mounting hole (241), a third stop structure corresponding to the inner edge of the second mounting hole (241) is also provided on the outer edge of the second bump (112), the The second bump (112) sequentially passes through the second opening (231) and the second mounting hole (241), so that the edge of the second mounting hole (241) is fixed to the second bump In the third stop structure of (112), the second sealing member (240) presses the second filter material (230) on the first sealing member (220).
The mask according to claim 1, characterized in that: the sealing member (400) is made of soft material, and includes an annular sealing portion (410), and the annular sealing portion (410) is used in the mouth of the user. And the periphery of the nose part form a sealing area, the sealing area includes a first curved surface (430) used to fit the curve of the user's face; the inner side of the annular sealing part (410) is covered with an airtight sealing material.
The mask according to claim 7, characterized in that: the sealing member (400) further comprises supporting pads (420) distributedly arranged on the periphery of the annular sealing portion (410), and the supporting pads (420) are distributedly arranged on the One end of the supporting pad (420) on the periphery of the annular sealing portion (410) collectively forms a second curved surface (440); an air-permeable passage is provided between the supporting pad (420) and the annular sealing portion (410); the first The curved surface (430) includes a first curved portion (431) corresponding to the protruding nose of the user, and the support pad (420) includes two first support pads (421) arranged on both sides of the outer side of the first curved portion (431) ), the two first support pads (421) are used to reduce the pressure of the first curved portion (431) on the nose of the user; the annular sealing portion (410) and the support pad (420) are made of memory foam Material composition.
The mask according to claim 1, characterized in that it further comprises a wearing component (500), the wearing component (500) is connected to the supporting member (100); the wearing component (500) comprises a strap , The lace is an elastic lace, an inelastic lace or a combined lace composed of an elastic lace and an inelastic lace; the length of the wearing component (500) is adjustable; the supporting member (100) is A fastener for the lace to pass through is provided; the lace and the supporting member (100) are detachably connected.
The mask according to claim 1, characterized in that: the supporting member (100) is provided with a first supporting frame (140) for supporting the first filter material (210) away from the user's face, so The first support frame (140) is disposed on the support member (100) surrounding the opening (120).