CN211751914U - Protective mask - Google Patents

Abstract

A protective mask, characterized in that: the mask comprises a mask body, wherein a window is arranged on the upper half part of the front side surface of the mask body, the window corresponds to the eye position, the lower half part is an arc-shaped protective cover, the arc-shaped protective cover corresponds to the mouth position, and a gap is formed between the arc-shaped protective cover and the mouth to form a hot air blocking space; the top of the inner wall of the front side surface of the mask body and the boundary part of the upper half part and the lower half part are respectively provided with a first hot air barrier strip and a second hot air barrier strip; the left side wall and the right side wall of the mask body are provided with binding belt binding holes, and two ends of the binding belt are fixedly bound with the binding belt binding holes. Simple structure, convenient to use, cooperation protective clothing or gauze mask use can effectively guarantee the virus protection of wearing person, also can guarantee that the air that the wearing person breathes can't get into in the window of protective mask to can not influence the definition of endoscope. And the frequency of wiping the inner visual surface fog by taking off the mask can be reduced, and the possibility of infection caused by taking off the mask by a user in a dangerous environment is reduced.

Description

Protective mask

Technical Field

The utility model relates to a protector especially relates to only use protective face mask.

Background

Chinese patent ZL01225106.2 discloses a protective cover, which comprises a cover body and a fan assembled inside the cover body, wherein the top of the cover body is provided with an air inlet at the position corresponding to the fan, the air inlet is externally connected with an air inlet pipe, the middle upper part inside the cover body and the lower part of the fan are provided with clapboards, the lower part of the cover body is provided with an exhaust hole, and the periphery of the lower end of the exhaust hole externally connected with an exhaust pipe cover body is provided with. The patent has a fan and the like, and the structure is too complex.

The mask body is provided with a window, a breathing filter part is arranged below the window, the mask body is provided with an opening, and a filter material is fixedly arranged on the opening. Such masks are currently used more often in the protection of medical personnel in hospital infectious departments. This mask has some drawbacks: firstly, the mask body of the mask is made of air-tight material, so that the mask has poor moisture permeability and is uncomfortable to wear; in addition, the user breathes the air in the external environment through breathing the filter part, and the exhaust gas of exhaling is discharged from the filter part again, and the steam of exhaling often can not in time be discharged completely, can be on the lens of window fogging and influence the sight

Disclosure of Invention

In order to solve the above problem, the utility model provides a following scheme:

a protective mask comprises a mask body, wherein a window is arranged on the upper half part of the front side surface of the mask body, the window corresponds to the eye position, the lower half part of the mask body is an arc-shaped protective cover, the arc-shaped protective cover corresponds to the mouth position, and a gap is formed between the arc-shaped protective cover and the mouth to form a hot air blocking space; the top of the inner wall of the front side surface of the mask body and the boundary part of the upper half part and the lower half part are respectively provided with a first hot air barrier strip and a second hot air barrier strip; the left side wall and the right side wall of the mask body are provided with binding belt binding holes, and two ends of the binding belt are fixedly bound with the binding belt binding holes.

Furthermore, a nose clamping groove is formed in the middle of the hot air barrier strip II, and the nose clamping groove is clamped on the bridge of the nose when the nose mask is worn.

Furthermore, the first hot air barrier strip and the second hot air barrier strip are both made of elastic materials.

When wearing, the window corresponds the eye, and the arc protection casing corresponds the mouth, and nose bridge card goes into nose screens groove, and forehead upper portion is hugged closely to steam separation strip one, and two sides of nose bridge and nose bridge are hugged closely to steam separation strip two, bind ribbon and brain after can accomplishing and wear. The hot gas barrier strip one and hot gas barrier strip two keep apart the window position of protective face mask for independent space, the nostril is located arc protection casing position with the mouth, the steam of oronasal exhalation is by two barriers of hot gas barrier strip, and oronasal respiration only goes on in the hot gas barrier space in the arc protection casing, prevent that hot gas from leaking into protective face mask's window in, outside air is by the face guard cover body lateral wall and the separation of hot gas barrier strip, prevent that outside air from getting into in protective face mask's window. The visual window is matched with protective clothing or a mask, and the definition of the visual window is ensured while virus protection is realized.

The utility model has the advantages that:

1. simple structure and convenient use.

2. The hot air barrier strip prevents that outside air and mouth nose steam from producing the fog on the window, blocks the sight.

3. The frequency of taking and wiping the mask is reduced, and virus protection is more effectively realized.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the utility model when worn;

fig. 3 is a bottom schematic view of the utility model when wearing.

1. A first hot air barrier strip; 2. a second hot air barrier strip; 3. a window; 4. an arc-shaped protective cover; 5. a nose clamping groove; 6. a mask body sidewall; 7. the space is blocked by hot gas; 8. and (4) binding holes of the binding tapes.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

Example 1: as shown in figure 1 of the drawings, in which,

a protective mask comprises a mask body, wherein a window 3 is arranged on the upper half part of the front side surface of the mask body, the window 3 corresponds to the eye position, the lower half part of the mask body is an arc-shaped protective cover 4, the arc-shaped protective cover 4 corresponds to the mouth position, and a gap is formed between the arc-shaped protective cover 4 and the mouth to form a hot air blocking space 7; the top of the inner wall of the front side surface of the mask body and the boundary part of the upper half part and the lower half part are respectively provided with a hot air barrier strip I1 and a hot air barrier strip II 2; the side wall 6 of the mask body is provided with a binding belt binding hole, and the two ends of the binding belt are fixedly bound with the binding belt binding hole 8.

Furthermore, a nose clamping groove 5 is formed in the middle of the hot air barrier strip II 2, and the nose clamping groove 5 is clamped on the nose bridge when the nose bridge is worn.

Furthermore, the hot air barrier strip I1 and the hot air barrier strip II 2 are both made of elastic materials.

When wearing, window 3 corresponds the eye, and arc protection casing 4 corresponds the mouth, and nose bridge card goes into nose clamping groove 5 in, and forehead upper portion is hugged closely to hot gas barrier strip one 1, and nose bridge and two sides of the bridge of the nose are hugged closely to hot gas barrier strip two 2, bind ribbon and brain and can accomplish behind the completion and wear. Hot gas barrier strip 1 and hot gas barrier strip two 2 keep apart the 3 positions of window of protective face mask for independent space, the nostril is located arc protection casing 4 positions with the mouth, the steam of oronasal exhalation is by two 2 barriers of hot gas barrier strip, and the oronasal respiration is only gone on in the hot gas barrier space 7 in arc protection casing 4, prevent that hot gas from leaking into protective face mask's window 3 in, outside air is by the 6 and the 1 barriers of hot gas barrier strip of the face mask body lateral wall, prevent that outside air from getting into in protective face mask's window 3. The definition of the window 3 is ensured when the protective clothing or the mask is matched and the virus protection can be realized

Finally, it should be noted that the above-mentioned embodiments illustrate only specific embodiments of the invention. Obviously, the present invention is not limited to the above embodiments, and many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the invention should be considered as within the scope of the invention.

Claims (3)

1. A protective mask, characterized in that: the mask comprises a mask body, wherein a window is arranged on the upper half part of the front side surface of the mask body, the window corresponds to the eye position, the lower half part is an arc-shaped protective cover, the arc-shaped protective cover corresponds to the mouth position, and a gap is formed between the arc-shaped protective cover and the mouth to form a hot air blocking space; the top of the inner wall of the front side surface of the mask body and the boundary part of the upper half part and the lower half part are respectively provided with a first hot air barrier strip and a second hot air barrier strip; the left side wall and the right side wall of the mask body are provided with binding belt binding holes, and two ends of the binding belt are fixedly bound with the binding belt binding holes.

2. A protective mask as claimed in claim 1, wherein: the middle part of the hot air barrier strip II is provided with a nose clamping groove, and the nose clamping groove is clamped on the nose bridge when the nose bridge is worn.

3. A protective mask as claimed in claim 1, wherein: the hot air barrier strip I and the hot air barrier strip II are both made of elastic materials.

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