CN215649376U

CN215649376U - Duckbilled mask

Info

Publication number: CN215649376U
Application number: CN202023305491.0U
Authority: CN
Inventors: 王小燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2022-01-28
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a duckbill-type mask which is characterized by comprising a protective face body, wherein the protective face body comprises an upper protective face and a lower protective face, the upper protective face and the lower protective face are symmetrical up and down along a horizontal central line, the total length of the left end to the right end of the upper protective face and the lower protective face in the horizontal direction is gradually increased from a far face end to a near face end, the far face ends and two side edge seals of the upper protective face and the lower protective face are sealed and integrally formed, the near face end is opened, and the inner cavity of the upper protective face and the lower protective face form a protective space; the upper and lower cross fixing components reduce the infection risk; the nose protection effect is guaranteed, and the infection risk caused by splashing operation is avoided; promote protective articles and wear the comfort level, improve medical staff work efficiency.

Description

Duckbilled mask

Technical Field

The utility model relates to the technical field of protective products, in particular to a duckbill-shaped mask.

Background

In the novel hospital for fixed-point recovery and treatment of coronary infection pneumonia, the protection of medical staff and individuals needs to reach the highest requirement of three-level protection, and the protection of the nose is particularly concerned except protective articles such as protective clothing, goggles and gloves, so the effect of a mask or a face screen is very important.

Compared with a mask, the mask is not convenient and fast to wear as compared with the mask because the mask occupies a larger volume after being worn.

Although the types of masks in the market are many at present, masks with specific structures are limited, and personalized supply is avoided, so that most people still adopt common masks for protection, and the masks have the following defects:

firstly, the specification of the one-piece mask is only 1 type generally, and the requirements of different sizes of faces can not be met;

secondly, the one-piece mask has a low degree of fitting with the face and the nose, so that the protection effect cannot be ensured, and the risk of cross infection exists;

and the ear part is fixed, so that the ear bone pain is easily caused after the ear part is worn for a long time.

Fourthly, the filtering area of the common face-attached mask is limited due to the limited area of the face.

It is urgent to wait to design a section and wear simply, fast, good with nasal part laminating nature, has the gauze mask that controllability warp simultaneously, contact mouth nose department when preventing liquid splash gauze mask, then increases the infection probability.

Disclosure of Invention

The utility model aims to provide a duckbill mask which is easy and quick to wear, good in fitting property with a nose and capable of deforming in a controllable manner. The mask cloth does not touch the periphery of the lips and the nostrils due to respiratory deformation.

The utility model is realized by the following technical scheme: a duckbill mask is designed, wherein a mask body comprises:

the protective face body comprises an upper protective face and a lower protective face, the upper protective face and the lower protective face are symmetrical up and down along a horizontal central line, the total length of the upper protective face and the lower protective face in the horizontal direction from the left end to the right end is gradually increased from the far face end to the near face end, the far face ends and the two sides of the upper protective face and the lower protective face are sealed and integrated, the near face end is open, and an inner cavity of the upper protective face and the lower protective face forms a protective space;

the upper and lower crossed fixing components comprise an upper fixing belt and a lower fixing belt, wherein two ends of the upper fixing belt are respectively fixed at fixing belt fixing ends at two sides of the lower protection surface, and two ends of the lower fixing belt are respectively fixed at fixing belt fixing ends at two sides of the upper protection surface;

a plurality of creasing lines; wherein the content of the first and second substances,

the far face end of the protection face body is provided with a horizontal crease line AB along the horizontal central line, and the upper and lower protection faces can be relatively folded or unfolded along the horizontal crease line AB;

the horizontal crease line AB is provided with a midpoint C, and a vertical crease line CD is arranged on the upper protective surface from the midpoint C₁A symmetrical vertical crease line CD is arranged on the lower protective surface from the middle point C₂CD with C point as center₁Taking a point D on the horizontal crease line AB for the radius₃、D₄Is connected to D₁ D₂ D₃ D_4,Obtaining a scoreline D₁ D₃、D₁ D₄、D₂ D₃、D₂ D₄(ii) a The upper and lower protective surfaces can be folded or unfolded along the indentation line to form controllable deformation, and the mask cloth can not touch the periphery of the lips and nostrils due to breathing deformation.

Preferably, the face-near ends of the upper protection face body and the lower protection face body are arc-shaped edges and are provided with corresponding crease lines, so that the face-near protection face is suitable for being well sealed.

Preferably, the upper protection surface body is provided with an inner nose bridge attaching layer along the arc-shaped edge, and is provided with a corresponding auxiliary beam rib support along the direction of the nose bridge to control the inner V deformation during air suction; and the internal nose bridge clip is internally variable to seal over the bridge of the nose.

Preferably, the inner nose bridge attaching layer is made of a soft deformable material layer, and the inner nose bridge attaching layer is tightly attached to the nose bridge to strengthen sealing.

Preferably, the upper fixing band and the lower fixing band are head-wearing type bandages.

Preferably, the head-wearing bandage adopts an integrated elastic band or a head-wearing buckle adjusting component, and comprises two sections of connecting belts, wherein one ends of the two sections of connecting belts are fixedly connected with the two sides of the protective surface body, and the other ends of the two sections of connecting belts pass through the head belt adjuster to be detachably connected.

Preferably, the protective face body adopts a single interlayer or multiple interlayers, and comprises a protective face outer layer and a protective face inner layer, wherein an interlayer is arranged between the protective face outer layer and the protective face inner layer, and an adsorbent is arranged in the interlayer.

Preferably, the adsorbent is activated carbon.

Preferably, the mask specification can be enlarged or reduced according to the proportion and the characteristics, and the requirements of different facial shapes are met.

The utility model reduces the risk of infection; the nose protection effect is guaranteed, and the infection risk caused by splashing operation is avoided; the mask is controllably deformed, the mask cloth cannot touch the periphery and nostrils of the lips due to breathing deformation, when a liquid splashing event occurs, the liquid is prevented from contacting the mouth and the nose when the mask is splashed, the infection probability is increased, the filtering area can be increased in a three-dimensional mode, the breathing resistance is reduced when the filtering area is large, the mask is suitable for being worn for a long time in medical use in a head-wearing mode, the wearing comfort level of protective articles is improved, the working efficiency of medical staff is improved, and the variable inner V-shaped line can be changed to block the sight line when the mask is used for inhaling air by the aid of the specially-arranged crease line at the position of the nose bridge.

Drawings

Fig. 1 is a top view of the duckbill mask structure of the present invention.

Fig. 2 is a bottom view of the duckbill mask structure of the present invention.

Fig. 3 is a front view of the duckbill mask structure of the present invention.

Fig. 4 is a view showing the structure of a duckbill mask according to an embodiment of the present invention.

The notation in the figure is:

1 upper portion protection face, 2 lower part protection faces, 3 built-in bridge of the nose strip presss from both sides and roof beam bone auxiliary stay, 4 adsorbents, 5 side banding, the fixed band on 6, 7 lower fixed bands, 8 fixed band stiff ends, the bridge of the nose laminating layer in 9, 10 arc limits and indentation line.

Detailed Description

The technical solution of the present invention is further explained below with reference to the accompanying drawings, which are believed to be clear to those skilled in the art.

Example one

As shown in fig. 1-2, a duckbill mask includes a mask body comprising: the protective face comprises a protective face body, an upper crossed fixing component, a lower crossed fixing component and a plurality of crease lines; the following are detailed separately for the components:

in the embodiment, the protective face body is made of any existing material and is not limited; the upper protection surface and the lower protection surface are symmetrical up and down along a horizontal central line, the total length of the left end to the right end of the upper protection surface and the lower protection surface in the horizontal direction is gradually increased from the far face end to the near face end, namely, a duckbill shape or a trapezoid shape is formed, the far face ends and the two sides of the upper protection surface and the lower protection surface are sealed and integrated, the near face end is opened, and the inner cavity of the upper protection surface and the lower protection surface forms a protection space;

in order to realize the function of controllable deformation of the mask, a plurality of crease lines are specially arranged; wherein the content of the first and second substances,

the horizontal crease line AB is provided with a midpoint C, and a vertical crease line CD is arranged on the upper protective surface from the midpoint C₁A symmetrical vertical crease line CD is arranged on the lower protective surface from the middle point C₂CD with C point as center₁Taking a point D on the horizontal crease line AB for the radius₃、D₄Is connected to D₁ D₂ D₃ D_4,Obtaining a scoreline D₁ D₃、D₁ D₄、D₂ D₃、D₂ D₄(ii) a The upper and lower protective surfaces can be folded or unfolded along the indentation line to form controllable deformation, and the mask cloth can not touch the periphery of the lips and nostrils due to breathing deformation. In this embodiment the embossing line CD₁And CD₂The length of the line segment accounts for 1/3-2/3 of the total height of the protective surface.

Because of this, the mask of the present invention has a large filtering area because it is used while covering the face, does not hit the face, and is larger than masks that are used while being attached to the face, such as sheet masks, which are used while being attached to both sides of the face.

In order to enhance the sealing performance of the mask and the face, the arc-shaped edges are adopted at the face-near ends of the upper protective face body and the lower protective face body, and are provided with corresponding indentation lines, so that the mask is suitable for sealing the face.

In order to strengthen the fixed mask and the nose bridge, the upper protection face body is arranged along the arc-shaped edge and is provided with an inner nose bridge attaching layer, a corresponding indentation line is arranged along the trend of the nose bridge, the indentation line can realize that V-shaped lines can not obstruct the view line when breathing and can breathe controllability and deformation without touching the mouth and nostrils, and two bridge bones can be additionally arranged to prevent the two sides of the nose from collapsing. In this embodiment, the inner nose bridge attachment layer may be made of a soft material layer, such as a hydrogel attachment layer, a silicone attachment layer, a sponge, or other soft deformable materials, and is attached to the nose bridge to enhance the fixation. The indentation line can realize variable inner V-shaped lines which do not block the sight when inhaling.

The upper and lower crossed fixing components comprise an upper fixing belt and a lower fixing belt, wherein two ends of the upper fixing belt are respectively fixed at fixing belt fixing ends at two sides of the lower protection surface, and two ends of the lower fixing belt are respectively fixed at fixing belt fixing ends at two sides of the upper protection surface; preferably, the upper fixing band and the lower fixing band are head-wearing bands, and the head-wearing bands are integrated elastic bands made of rubber threads.

Example two

As shown in figure 4, the protective face body adopts a single-layer or multi-interlayer, and comprises a protective face outer layer and a protective face inner layer, an interlayer is arranged between the protective face outer layer and the protective face inner layer, and an adsorbent is arranged in the interlayer. In this embodiment, the adsorbent is activated carbon.

EXAMPLE III

The mask has different sizes and fat and thin of each face, and the specification of the mask can be enlarged or reduced according to the proportion and the characteristics, so that the mask meets the requirements of different facial shapes and corresponds to the corresponding facial shapes. Preferably, the head-wearing bandage adopts an integrated elastic band or a head-wearing buckle adjusting component, and comprises two sections of connecting belts, wherein one ends of the two sections of connecting belts are fixedly connected with the two sides of the protective surface body, and the other ends of the two sections of connecting belts pass through the head belt adjuster to be detachably connected.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention.

Claims

1. A duckbill mask, wherein a mask body comprises:

2. The duckbill mask of claim 1, wherein the proximal ends of the upper protective face body and the lower protective face body are arcuate edges and have corresponding score lines, suitable for sealing a human face.

3. The duckbill mask of claim 2, wherein said upper protective face body has an inner nose bridge engaging layer along said arcuate edges and a corresponding bridge auxiliary support along the direction of the bridge of the nose to control the inner V-deformation during inhalation; and the internal nose bridge clip is internally variable to seal over the bridge of the nose.

4. The duckbill mask of claim 3, wherein said inner nose bridge engaging layer is a soft deformable layer of material adapted to provide a seal around the bridge of the nose.

5. The duckbill mask of claim 1, wherein the upper retaining strap and the lower retaining strap are head-worn straps.

6. The duckbill mask of claim 5, wherein said head strap is an integral elastic band or a head buckle adjustment assembly, comprising a two-piece connecting strap, one end of each of the two pieces of the connecting strap being fixedly connected to both sides of the protective face body, the other end of the two pieces of the connecting strap being detachably connected through said headgear adjuster.

7. The duckbill mask of claim 1, wherein the protective surface body comprises an outer protective surface layer and an inner protective surface layer, wherein an interlayer is disposed between the outer protective surface layer and the inner protective surface layer, and the interlayer is filled with an adsorbent.

8. The duckbill mask of claim 7, wherein said adsorbent is activated carbon.

9. The duckbill mask of claim 1, wherein the mask size can be scaled up or down in proportion and in character to meet different face needs.

10. The duckbill mask of claim 1, wherein said score lines are in dashed or solid lines.