CN214071861U - KN95 mask capable of preventing fogging - Google Patents

Abstract

The utility model discloses a prevent KN95 gauze mask of fogging belongs to medical appliances technical field, and it includes the gauze mask main part, the positive both sides of gauze mask main part all are provided with the ear area, the surface in ear area is provided with adjusts the main structure body, adjust the front and the back of main structure body and all seted up two first fixed orificess. This prevent KN95 gauze mask of fogging, through being provided with regulation structure main part, foam-rubber cushion and regulating block, when needs are adjusted the length of ear area, make reset spring shrink through pressing down the regulating block, increase the crossing area of first fixed orifices and second fixed orifices, reduce the clamping-force of first fixed orifices and second fixed orifices to ear area, the pulling ear area can be adjusted, adjust and accomplish the back through being provided with arc and foam-rubber cushion, can place the foam-rubber cushion and wear on the ear, increase the area of contact with the ear, reduce the oppression to the ear, not only increase this KN 95's application scope and still improve and wear the comfort level.

Description

KN95 mask capable of preventing fogging

Technical Field

The utility model belongs to the technical field of medical appliances, specifically be a prevent KN95 gauze mask of fogging.

Background

The KN95 mask is a mask which meets the KN95 standard and conforms to the GB2626-2006 standard of respiratory protection products. "KN 95" is a standard for respiratory protection products published by the State administration of quality supervision, inspection and quarantine, and the State Committee for the standardization and administration, and is not a specific product name. The biggest characteristics of this kind of gauze mask can prevent to splash the droplet infection that arouses by patient's body fluid or blood, and traditional KN95 gauze mask is when wearing winter, and the nose upside exhalation can be followed to the gas of exhalation, leads to aerial fog on the glasses, influences the realization of wearer, and traditional KN95 wears the rope and is mostly for the bungee cord, and length adjustment is limited, can lead to the ear ache when user face is great, the appearance of reining trace on the face, thereby lead to wearing uncomfortable suitability that reduces the gauze mask.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art's above-mentioned defect, the utility model provides a prevent KN95 gauze mask of fogging, it wears when winter to have solved traditional KN95 gauze mask, the nasal part upside exhalation can be followed to the gas of exhalation, lead to aerial fog on the glasses, influence the realization of wearing person, traditional KN95 wear the rope and mostly be the bungee, length adjustment is limited, user face can lead to the ear ache when bigger, the mark is tightened up to appear on the face, thereby lead to wearing uncomfortable problem that reduces the suitability of gauze mask.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent KN95 gauze mask of fogging, includes the gauze mask main part, the positive both sides of gauze mask main part all are provided with the ear area, the surface of ear area is provided with adjusts the main structure body, adjust the front and the back of main structure body and all seted up two first fixed orificess, the spacing groove has all been seted up on the upper and lower two surfaces of adjusting the main structure body inner wall, and the inner wall sliding connection of two spacing grooves has same regulating block, two second fixed orificess have all been seted up with the back to the front of regulating block, the ear area passes corresponding second fixed orifices and first fixed orifices, adjust the right flank of main structure body inner wall and two reset spring's right-hand member fixed connection, two reset spring's left end fixed connection is at the right flank of same regulating block.

As a further aspect of the present invention: the right end of the adjusting structure main body is fixedly connected with the left end of the arc-shaped plate, and the right side face of the arc-shaped plate is fixedly connected with a sponge pad.

As a further aspect of the present invention: the front of the mask main body is sewn with a hook-and-loop fastener, and shielding cloth is bonded above the front of the mask main body.

As a further aspect of the present invention: the front of the female magic tape is adhered with a magic tape, and the front of the magic tape is adhered with a mask filter layer.

As a further aspect of the present invention: the upper and lower two surfaces of regulating block all are provided with the stopper, spacing groove and stopper are trapezoidal.

As a further aspect of the present invention: the left side of arc and the surface fixed connection of spacing ring, the ear area passes the inner wall that corresponds two spacing rings.

(III) advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. this prevent KN95 gauze mask of fogging, through being provided with regulation structure main part, foam-rubber cushion and regulating block, when needs are adjusted the length of ear area, make reset spring shrink through pressing down the regulating block, increase the crossing area of first fixed orifices and second fixed orifices, reduce the clamping-force of first fixed orifices and second fixed orifices to ear area, the pulling ear area can be adjusted, adjust and accomplish the back through being provided with arc and foam-rubber cushion, can place the foam-rubber cushion and wear on the ear, increase the area of contact with the ear, reduce the oppression to the ear, not only increase this KN 95's application scope and still improve and wear the comfort level.

2. This prevent KN95 gauze mask that hazes through being provided with to block cloth, when the user when the exhalation is exhaled, the air current can blow to blocking cloth, makes to block that cloth hugs closely at the bridge of the nose upside, changes the direction of air current, thereby prevents that the air current from reaching from nasal part both sides exhalation and preventing glasses from hazing, brings the convenience for the user of wearing glasses.

3. This prevent KN95 gauze mask of hazing pastes female subsides, gauze mask filter layer and magic through being provided with the magic, when this KN95 reaches the reasonable time filter effect variation of wearing, pastes the son through pasting the magic and pastes female the subsides with the magic and separately, pastes female subsides and the subsides of magic with new gauze mask filter layer through the magic and pastes the adhesion and be in the same place, is convenient for change gauze mask filter layer, thereby can carry out reuse and reduce the wasting of resources.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a schematic structural view of the mask body of the present invention in front view;

FIG. 3 is a rear view of the filtering layer of the mask of the present invention;

FIG. 4 is a schematic structural view of the front section of the main body of the adjusting structure of the present invention;

fig. 5 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;

in the figure: 1 gauze mask main part, 2 magic subsides mother, 3 ear areas, 4 shelter from cloth, 5 gauze mask filter layers, 6 regulation structure main parts, 7 magic subsides, 8 first fixed orificess, 9 arcs, 10 spacing rings, 11 foam-rubber cushion, 12 spacing grooves, 13 regulating block, 14 second fixed orificess, 15 reset spring.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

As shown in fig. 1-5, the utility model provides a technical solution: a KN95 mask capable of preventing fogging comprises a mask body 1, wherein ear belts 3 are arranged on two sides of the front side of the mask body 1, an adjusting structure body 6 is arranged on the outer surface of the ear belts 3, two first fixing holes 8 are arranged on the front side and the back side of the adjusting structure body 6, limiting grooves 12 are arranged on the upper surface and the lower surface of the inner wall of the adjusting structure body 6, the inner walls of the two limiting grooves 12 are connected with a same adjusting block 13 in a sliding manner, limiting blocks are arranged on the upper surface and the lower surface of the adjusting block 13, the limiting grooves 12 and the limiting blocks are trapezoidal, the adjusting block 13 is limited by the limiting blocks, the adjusting block 13 is prevented from being popped out by a reset spring 15 and cannot be adjusted, two second fixing holes 14 are arranged on the front side and the back side of the adjusting block 13, the right end of the adjusting structure body 6 is fixedly connected with the left end of an arc plate 9, a sponge cushion 11 is fixedly connected with the right side of the arc plate 9, through being provided with arc 9 and foam-rubber cushion 11, can place foam-rubber cushion 11 and wear on the ear, increase the area of contact with the ear, reduce the oppression to the ear, ear area 3 passes corresponding second fixed orifices 14 and first fixed orifices 8, adjusts the right flank of 6 inner walls of main structure body and two reset spring 15's right-hand member fixed connection, two reset spring 15's left end fixed connection is at the right flank of same regulating block 13.

Specifically, as shown in fig. 1 and 2, the magic subsides female subsides 2 have been sewed up in the front of gauze mask main part 1, the positive top of gauze mask main part 1 bonds and has sheltered from cloth 4, the left surface of arc 9 and the fixed surface of spacing ring 10 are connected, ear area 3 passes the inner wall that corresponds two spacing rings 10, shelter from cloth 4 through being provided with, when the user is when the exhalation, the air current can blow to sheltering from cloth 4, make to shelter from cloth 4 and hug closely at the bridge of the nose upside, change the direction of air current, thereby prevent that the air current from reaching from nasal part both sides exhalation and preventing the fog, bring the convenience for the user of wearing glasses.

Specifically, as shown in fig. 2 and 3, the front of the female subsides of magic subsides 2 is bonded and is had magic subsides 7, the front of magic subsides 7 is bonded and is had gauze mask filter layer 5, paste female subsides 2 through being provided with the magic, gauze mask filter layer 5 and magic subsides 7, paste female 2 of pasting through pasting 7 with the magic and separately, paste female 2 of pasting through the magic with new gauze mask filter layer 5 and paste 7 with the magic and bond together, be convenient for change gauze mask filter layer 5, thereby can carry out reuse and reduce the wasting of resources.

The utility model discloses a theory of operation does:

s1, when the KN95 is used, due to the fact that the face is different in size, the reset spring 15 is contracted by pressing the adjusting block 13, the intersecting area of the first fixing hole 8 and the second fixing hole 14 is increased, the clamping force of the first fixing hole 8 and the second fixing hole 14 on the ear belt 3 is reduced, the ear belt 3 can be adjusted by pulling, and the sponge cushion 11 can be placed on ears to be worn after adjustment is completed;

s2, when a user wearing the glasses uses the glasses in a low-temperature environment, the air flow can blow to the shielding cloth 4 when the user exhales, so that the shielding cloth 4 is tightly attached to the upper side of the nose bridge, and the air flow is discharged from two sides by changing the direction;

s3, when this KN95 reaches the reasonable time filter effect of wearing and worsens, through pasting 7 with the magic and pasting female 2 separately, paste 2 and 7 with the magic subsides female with new gauze mask filter layer 5 through the magic and pasting together, can change and continue to use.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims (6)

1. The utility model provides a prevent KN95 gauze mask of hazing, includes gauze mask main part (1), its characterized in that: the two sides of the front surface of the mask main body (1) are both provided with ear belts (3), the outer surface of the ear belts (3) is provided with an adjusting structure main body (6), the front and the back of the adjusting structure main body (6) are both provided with two first fixing holes (8), the upper surface and the lower surface of the inner wall of the adjusting structure main body (6) are both provided with a limiting groove (12), the inner walls of the two limiting grooves (12) are connected with the same adjusting block (13) in a sliding way, the front and the back of the adjusting block (13) are both provided with two second fixing holes (14), the ear belt (3) passes through the corresponding second fixing hole (14) and the first fixing hole (8), the right side of the inner wall of the adjusting structure main body (6) is fixedly connected with the right ends of the two reset springs (15), and the left ends of the two reset springs (15) are fixedly connected with the right side of the same adjusting block (13).

2. The KN95 mask as claimed in claim 1, wherein said mask further comprises: the right end of the adjusting structure main body (6) is fixedly connected with the left end of the arc-shaped plate (9), and the right side face of the arc-shaped plate (9) is fixedly connected with a sponge cushion (11).

3. The KN95 mask as claimed in claim 1, wherein said mask further comprises: the front of the mask main body (1) is sewn with a hook-and-loop fastener (2), and shielding cloth (4) is bonded above the front of the mask main body (1).

4. The KN95 mask as claimed in claim 3, wherein said mask further comprises: the front of the magic tape female tape (2) is adhered with a magic tape (7), and the front of the magic tape female tape (7) is adhered with a mask filter layer (5).

5. The KN95 mask as claimed in claim 1, wherein said mask further comprises: the upper surface and the lower surface of the adjusting block (13) are both provided with limiting blocks, and the limiting grooves (12) and the limiting blocks are trapezoidal.

6. The KN95 mask as claimed in claim 2, wherein said mask further comprises: the left side of arc (9) is connected with the outer surface of spacing ring (10) fixed, ear belt (3) passes the inner wall that corresponds two spacing rings (10).

Images