阅读说明：本技术 口罩 (Gauze mask ) 是由 张良 鹿建春 余宗炜 王建 董骧 于 2020-07-01 设计创作，主要内容包括：本发明公开一种口罩,包括：罩体、弹性鼻夹片、上系固带和下系固带,所述罩体的上边缘上设置有上通道,所述上通道的外表面设有沿左右方向间隔开的左开窗和右开窗,所述罩体的下边缘上设有下通道,所述上系固带以及下系固带分别穿过所述上通道以及下通道,所述弹性鼻夹片设在所述上通道内所述罩体的外表面的中间部分具有双向折叠的重叠层以在所述罩体的内表面形成沿左右方向延伸的条缝,根据本发明的口罩加工简单、生产效率高且美观性好。(The invention discloses a mask, comprising: the mask comprises a mask body, an elastic nose clamping piece, an upper fastening belt and a lower fastening belt, wherein an upper channel is arranged on the upper edge of the mask body, a left opening window and a right opening window which are spaced in the left-right direction are arranged on the outer surface of the upper channel, a lower channel is arranged on the lower edge of the mask body, the upper fastening belt and the lower fastening belt respectively penetrate through the upper channel and the lower channel, the elastic nose clamping piece is arranged in the upper channel, and the middle part of the outer surface of the mask body is provided with a bidirectional folding overlapping layer so as to form a strip seam extending in the left-right direction on the inner surface of the mask body.)

1. The utility model provides a mask, its characterized in that, is including the cover body, elasticity nose clamping piece, go up to tie and take and tie down admittedly, the top edge of the cover body turn over the back with the cover body is fixed in order to form the upper channel, the surface of upper channel is equipped with along left side window and the right-hand window that left right direction spaced apart, the lower limb of the cover body turn over the back with the cover body is fixed in order to form the lower channel, it passes to tie admittedly down to take the lower channel and fix in the lower channel, it passes to tie admittedly to go up admittedly the upper channel and fix in the upper channel, elasticity nose clamping piece is established the inside or the outside of upper channel, and follow the left end of upper channel extends to the right-hand member of upper channel, elasticity nose clamping piece has downward convex center convex part, left side convex part and right side convex part, center convex part is protruding downwards and is located the center of elasticity nose clamping piece, left side convex part is protruding downwards, The central convex part is positioned at the left side of the central convex part and is spaced from the central convex part, the right middle convex part protrudes downwards, the right middle convex part is positioned at the right side of the central convex part and is spaced from the central convex part, and the middle part of the outer surface of the cover body is provided with an overlapped layer folded in two directions to form a strip seam extending in the left-right direction on the inner surface of the cover body.

2. The mask of claim 1 wherein: the height of the overlapping layers is greater than 1/2 relative to the height of the main body.

3. The mask of claim 1 wherein said central boss further defines a left central opening on the left side of said central opening and a right central opening on the right side of said central opening, said elastic nasal splint defines a left strap opening on the left end thereof, said elastic nasal splint defines a right strap opening on the right end thereof, and said top tether strap is threaded through said left and right strap openings and said left and right central openings.

4. The mask of claim 3 wherein said left and right strap-passing holes are open or closed holes.

5. The mask of claim 1 wherein said central lobe is generally rectangular, each of said left and right lobes tapering from top to bottom and said lower edge being arcuate.

6. The mask of claim 5 wherein said resilient nose clip has a width in the up-down direction that gradually increases from said left lobe toward the left end of said resilient nose clip and gradually increases from said right lobe toward the right end of said resilient nose clip, said resilient nose clip being left-right symmetric with respect to said central aperture.

7. The mask of claim 1 wherein said resilient nose clip has a central aperture in a central projection thereof to facilitate resilient deformation of said resilient nose clip.

8. The mask of claim 1 wherein a sponge strip is provided inboard of the upper edge of said mask body, said sponge strip extending from the left side of said mask body to the right side of said mask body.

9. The mask of claim 1 wherein a channel between said left and right fenestrations corresponds to the location of said central protrusion.

10. The mask of any one of claims 1 to 9 wherein the length of each of said left and right fenestrations in the left-right direction is one quarter to one third of the length of said mask in the left-right direction.

Technical Field

The invention relates to the technical field of masks, in particular to a variable plane cavity type mask.

Background

In the related art, masks can be generally classified into a planar mask, a cup-shaped mask and a variable planar cavity mask, and the planar mask is a simple plane and has poor sealing performance with the face of a wearer, thereby affecting the use. The cup-shaped mask is usually made of hard materials and cannot be folded, so that the cup-shaped mask occupies a large space and is inconvenient to carry. The mask with the variable plane cavity can be folded into a plane-like shape when not used and can be unfolded into a cup-like mask when used. In order to improve the fitting performance of the mask and the face, the upper edge of the variable plane cavity type mask is usually provided with a sealing strip, in the related art, the sealing strip is arranged on the outer side of the upper edge of the mask, and a belt penetrating frame and a belt penetrating ring for penetrating a belt are arranged on the sealing strip. The related art also provides that a transversely extending channel is arranged at the upper edge of the mask, a sealing strip is sewn in the channel, a belt penetrating frame is arranged on the sealing strip, an opening used for exposing the belt penetrating frame is arranged on the channel, and a lace penetrates through the belt penetrating frame. Because the sealing strip seals in the passageway completely, need wear to establish the frenulum through the opening to lead to the manufacturing procedure of gauze mask complicated, influence production efficiency.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.

Therefore, the embodiment of the invention provides the mask which is simple to process, high in production efficiency and good in appearance.

The mask comprises a mask body, an elastic nose clamping piece, an upper fastening belt and a lower fastening belt, wherein the upper edge of the mask body is fixed with the mask body after being folded, so as to form an upper channel, the outer surface of the upper channel is provided with a left opening window and a right opening window which are spaced along the left-right direction, the lower edge of the mask body is fixed with the mask body after being folded, so as to form a lower channel, the lower fastening belt penetrates through the lower channel and is fixed in the lower channel, the upper fastening belt penetrates through the upper channel and is fixed in the upper channel, the elastic nose clamping piece is arranged inside or outside the upper channel and extends from the left end of the upper channel to the right end of the upper channel, the elastic nose clamping piece is provided with a central convex part, a left middle convex part and a right middle convex part which are protruded downwards, and the central convex part is positioned in the center of the elastic nose clamping piece, the left convex part protrudes downwards, is positioned on the left side of the central convex part and is spaced from the central convex part, the right convex part protrudes downwards, is positioned on the right side of the central convex part and is spaced from the central convex part, and the middle part of the outer surface of the cover body is provided with a bidirectionally-folded overlapped layer so as to form a strip seam extending along the left-right direction on the inner surface of the cover body.

According to the mask provided by the embodiment of the invention, the elastic nose clamping piece is positioned in the upper channel and is provided with the left opening window and the right opening window, so that the installation of the elastic nose clamping piece and the penetration of the upper fastening belt are facilitated, the production efficiency is high, the exposure of the elastic nose clamping piece is reduced, and the integral attractiveness of a product is enhanced.

In some embodiments, the height of the overlapping layers is greater than 1/2 for the body height.

In some embodiments, the central protrusion is further provided with a left central hole located on the left side of the central hole and a right central hole located on the right side of the central hole, the left end of the elastic nose clip is provided with a left strap passing hole, the right end of the elastic nose clip is provided with a right strap passing hole, and the upper tie fixing strap passes through the left strap passing hole and the right strap passing hole and the left central hole and the right central hole.

In some embodiments, the left strap-passing aperture and the right strap-passing aperture are open apertures or closed apertures.

In some embodiments, the central protrusion is generally rectangular, each of the left and right central protrusions tapers from top to bottom and the lower edge is arcuate.

In some embodiments, a width of the resilient nose clip in the up-down direction gradually increases from the left convex portion toward a left end of the resilient nose clip and gradually increases from the right convex portion toward a right end of the resilient nose clip, the resilient nose clip being left-right symmetric with respect to the central hole.

In some embodiments, the central protrusion of the resilient nose clip is provided with a central aperture that facilitates resilient deformation of the resilient nose clip.

In some embodiments, a sponge strip is disposed inside the upper edge of the cover, the sponge strip extending from the left side of the cover to the right side of the cover, the sponge strip disposed outside the upper channel and overlapping the resilient nasal prong. (the elastic nose clip pieces are fixed with the sponge in an adhesion way or fixed together by other auxiliary means, the overlapping arrangement of the elastic nose clip pieces can be omitted, and the elastic nose clip pieces can be listed in the specification)

In some embodiments, a channel portion between the left window and the right window corresponds to a position of the central protrusion.

In some embodiments, a length of each of the left and right opening windows in the left-right direction is one-fourth to one-third of a length of the cover in the left-right direction.

Drawings

Fig. 1 is a front view of a mask according to an embodiment of the present invention.

Fig. 2 is a side view of a mask according to an embodiment of the present invention.

Fig. 3 is a rear view of a mask according to an embodiment of the present invention.

Fig. 4 is a schematic view of one example of the elastic nasal splint of the mask according to an embodiment of the present invention.

Fig. 5 is a schematic view of another example of the elastic nasal splint of the mask according to an embodiment of the present invention.

Fig. 6 is a schematic view of yet another example of the resilient nasal splint of the mask according to an embodiment of the present invention.

Fig. 7 is a schematic view of still another example of the elastic nasal splint of the mask according to an embodiment of the present invention.

Fig. 8 is a schematic view of yet another example of the resilient nasal splint of the mask according to an embodiment of the present invention.

Reference numerals:

the mask comprises a mask body 1, an elastic nose clip 2, a central convex part 21, a central hole 211, a left central hole 212, a right central hole 213, a left convex part 22, a right convex part 23, a left perforating hole 24, a right perforating hole 25, a left opening hole 26, a right opening hole 27, an upper fastening belt 3, a lower fastening belt 4, an upper channel 5, a lower channel 6, a left opening window 7, a right opening window 8, a sponge strip 9, an elastic support sheet 10, an overlapped layer 11 and an adjusting buckle 12.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

A mask according to an embodiment of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1 to 4, the mask according to the embodiment of the present invention includes a mask body 1, an elastic nose clip piece 2, an upper fastening band 3 and a lower fastening band 4, an upper edge of the mask body 1 is folded and fixed to the mask body 1 to form an upper channel 5, an outer surface (an outer surface is a surface far from a face of a user) of the upper channel 5 is provided with a left window 7 and a right window 8 spaced apart in a left-right direction, a lower edge of the mask body 1 is folded and fixed to the mask body 1 to form a lower channel 6, the lower fastening band 4 passes through the lower channel 6 and is fixed in the lower channel 6, the upper fastening band 4 passes through the upper channel 5 and is fixed in the upper channel 5, the elastic nose clip piece 2 is provided inside or outside the upper channel 5 and extends from a left end of the upper channel 5 to a right end of the upper channel 5, the elastic nose clip piece 2 has a central protrusion 21, a left central protrusion 22 and a right central protrusion 23 protruding downward, the central protrusion 21 is located at a center of the elastic nose clip piece 2, the left convex portion 22 protrudes downward, is located on the left side of the central convex portion 21 and is spaced apart from the central convex portion 21, the right convex portion 23 protrudes downward, is located on the right side of the central convex portion 21 and is spaced apart from the central convex portion 21, and the middle portion of the outer surface of the cover body 1 has the overlapping layer 11 folded in two directions to form a seam extending in the left-right direction on the inner surface of the cover body 1.

According to the mask disclosed by the embodiment of the invention, when the mask is used, the head is sleeved with the lower fastening belt and the upper fastening belt ring, the position of the mask is adjusted, the central convex part of the elastic nose clamping piece is positioned in the middle of the bridge of the nose, the elastic nose clamping piece is pressed and downward force is applied to the lower edge of the mask, the overlapped layers are pulled apart to form a mask cavity, after the chin is wrapped by the lower part of the mask body, the elastic nose clamping piece is adjusted, the left middle convex part and the right middle convex part are attached to the two side nosewings, the elastic nose clamping piece can be easily bent and convenient to adjust by taking the central convex part as a fulcrum of the elastic nose clamping piece, and as deformation of the mask, the central convex part can also be made of a flexible material such as silica gel to ensure that the nose clamping piece is easy to bend and convenient to adjust. The upper channel is provided with a left opening window and a right opening window, and the upper fastening belt and the elastic nose clamping piece are arranged in the upper channel and are exposed out of the left opening window and the right opening window. The elastic nose clamping piece is positioned in the upper channel, and the left window and the right window are designed to facilitate installation of the elastic nose clamping piece and penetration of the upper fastening belt, so that the production efficiency is high, the exposure amount of the elastic nose clamping piece is reduced, and the overall attractiveness of the mask is enhanced.

In some embodiments, the upper fastening belt 3 is disposed outside the elastic nose clip 2 (the outside of the elastic nose clip is the side away from the face of the user), and can assist the elastic nose clip to fit the user, so as to enhance the sealing performance of the mask.

In some embodiments, elasticity nose clamping piece 2 can be split type design, including left elasticity nose clamping piece (not shown) and right elasticity nose clamping piece (not shown), left elasticity nose clamping piece includes left convex part, right elasticity nose clamping piece includes right convex part, left elasticity nose clamping piece and right elasticity nose clamping piece are along the mutual symmetry of cover body intermediate line, left elasticity nose clamping piece sets up in last passageway left end, right elasticity nose clamping piece sets up in the right-hand member of last passageway, left convex part can with left nose wing laminating, right convex part can with right nose wing laminating.

In some embodiments, the height of the overlapping layer 11 is greater than 1/2 for the body height.

According to the mask disclosed by the embodiment of the invention, when the overlapped height is greater than 1/2 of the height of the mask main body, when the overlapped layers are pulled away, the nose of a user can be completely positioned in the mask cavity and cannot influence the breathing of the user.

As shown in fig. 5, in some embodiments, the elastic nasal clip 2 is an integral piece, the central convex portion of the elastic nasal clip 2 is provided with a central hole 211, a left central hole 212 located at the left side of the central hole, and a right central hole 213 located at the right side of the central hole, and the left central hole 212 and the right central hole 213 are bilaterally symmetrical with respect to the central hole 211, the central convex portion 21 is substantially rectangular, each of the left central convex portion 22 and the right central convex portion 23 gradually narrows from top to bottom and has an arc-shaped lower edge, the width of the elastic nasal clip 2 in the up-down direction gradually increases from the left central convex portion 22 toward the left end of the elastic nasal clip 2 and gradually increases from the right central convex portion 23 toward the right end of the elastic nasal clip 2, the central convex portion 21 is further provided with a left central hole 212 located at the left side of the central hole 211 and a right central hole 213 located at the right side of the central hole 211, the left end of the elastic nasal clip 2 is provided with a left strap hole 24, the right strap hole 25, the upper tether securing strap 3 passes through the left and right strap-passing holes 24 and 25 and the left and right center holes 212 and 213.

In the production process, the elastic nose clamping piece is symmetrically designed relative to the central hole, the elastic nose clamping piece is attractive in appearance, the lower edge of the elastic nose clamping piece is gradually reduced and has a certain radian from the left middle convex part and the right middle convex part to the central convex part, the purpose is to reduce the material near the cheekbone and reduce the pressure of the elastic nose clamping piece on the cheekbone, meanwhile, due to the curve design, when the elastic nose clamping piece receives the tightening pressure of the fastening belt, the curve part is easy to deform towards the face, the elastic nose clamping piece can be tightly attached to the face, the sealing performance of the mask is enhanced, the width of the elastic nose clamping piece in the vertical direction is gradually increased from the left middle convex part towards the left end of the elastic nose clamping piece and gradually increased from the right middle convex part towards the right end of the elastic nose clamping piece, the overall strength of the elastic nose clamping piece is enhanced, and meanwhile, the vertical width of the elastic nose clamping piece is increased at the position where gaps are easy to appear on two sides of the mask body, can prevent that cover body both sides from producing the gap, the leakproofness of reinforcing gauze mask through the cooperation of left lacing hole, left mesopore, right lacing hole and last tie solid area, can further strengthen the laminating of elasticity nose clamping piece and face, effectively ensures the leakproofness of gauze mask.

In the embodiment shown in fig. 5, the left and right strap-threading holes 24 and 25 are closed holes, and alternatively, the left and right strap-threading holes 24 and 25 may be open holes as shown in fig. 7.

As shown in fig. 6, in some embodiments, the resilient nasal clip 2 includes a central aperture 211, left and right strap apertures 24, 25, and the upper tie strap 3 passes through the left and right strap apertures 24, 25 to compress the resilient nasal clip 2.

As shown in fig. 7, in some embodiments, the elastic nose clip 2 includes a central hole 211, a left opening hole 26 and a right opening hole 27, the upper fastening band 3 passes through the left opening hole 26 and the right opening hole 27 to press the elastic nose clip 2, and due to the left opening hole 26 and the right opening hole 27, the punching time of the upper fastening band 3 can be reduced during product assembly, and the production efficiency can be improved.

As shown in fig. 8, in some embodiments, the resilient nasal splint 2 includes a central aperture 211, a left central aperture 212, and a right central aperture 213, and the upper tether strap 3 passes through the left central aperture 212 and the right central aperture 213 to compress the resilient nasal splint.

In some embodiments, as shown in fig. 2, an annular elastic support sheet 10 is provided within the overlapping layer 11, and an opening is provided in the middle of the elastic support sheet 10.

The elastic support sheet plays a role in supporting the mask body, and the phenomenon that the inner cloth layer presses towards the mouth of a user to affect breathing due to air pressure can be prevented.

According to the mask of the embodiment of the invention, as shown in fig. 2, the sponge strip 9 is arranged on the inner side of the upper edge of the mask body 1, the sponge strip 9 extends from the left side of the mask body 1 to the right side of the mask body 1, and the upper fastening belt 3 penetrates through two ends of the sponge strip.

Through the setting of sponge strip, at the wearing in-process, can reduce the pressure of elasticity nose clip piece to face, can also strengthen the cover body inboard simultaneously and the laminating degree of face, the leakproofness of reinforcing gauze mask.

In some embodiments, the sponge strip 9 is disposed outside the upper channel 3 and overlaps the elastic nasal splint 2, and the sponge strip 9 and the elastic nasal splint are fixedly connected with the elastic nasal splint 2 by an adhesive layer, a fixing buckle or stitching.

In some embodiments, the channel portion between the left and right windows 5, 6 corresponds to the position of the central protrusion 21.

The central convex part is covered by the upper channel between the left-opening window and the right-opening window, the central convex part is hidden in the upper channel, the restraint of the upper channel on the elastic nose clamping piece is enhanced while the integral attractiveness of the mask is enhanced, the elastic nose clamping piece can be better attached to the face, and the sealing performance of the mask is enhanced.

In some embodiments, the length of each of the left and right opening windows 5 and 6 in the left-right direction is one quarter to one third of the length of the cover 1 in the left-right direction.

If the lengths of the left open window and the right open window are smaller than one fourth of the length of the upper channel, and the left open window and the right open window are positioned in the inner sides of the cheekbones, the elastic pieces are stressed to be inwards sunken, cloth at the edges of the open windows can be pulled, so that the adhesion is not tight, if the lengths of the left open window and the right open window are larger than one third of the length of the upper channel, the assembly speed is influenced, and the elastic nose clip pieces are easy to be pulled by the upper tying and fixing belts to turn over, so that the wearing effect is influenced; . The length of the left opening window and the right opening window is set to be one fourth to one third of the length of the upper channel, so that the force application point of the elastic nose clamping piece is positioned at the inner side of the cheekbone, the elastic piece is sunken inwards, and the mask is integrally attractive while being tightly attached to the face.

In some embodiments, the upper and lower straps are provided with adjustment buckles 12 that enable adjustment of the length of the upper and lower straps so that the upper and lower straps loop around the head.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" and the like mean that a specific feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.