KR101459300B1 - Dust proof mask - Google Patents

Abstract

The present invention provides a dust-proof mask which includes a mask body for covering the mouth or nose of a user to filter dust included in air; an ear band provided on both ends of the mask body to be hooked around the ears of the user; and a connecting part for latching the ear band to the mask body to enable the ear band to move.

Description

Dust mask {DUST PROOF MASK}

More particularly, the present invention relates to a dust-proof mask which can be easily worn on the user's ear and can adjust the length of the earbud according to the user's preference, Mask.

In general, dust masks are used throughout the industry. For example, there are chemical factories where toxic gas emissions are high, metal smelting sites where metal powders and welding fumes are generated, or paper mills or textile factories. Is worn.

In addition, in a semiconductor laboratory (or a semiconductor manufacturing site) where dust generation should be extremely limited, a dustproof mask is worn to create a clean working space for the quality of products rather than the wearer's health.

On the other hand, dust masks are often worn in everyday life. In recent years, there has been a lot of yellow dust winds in China in the spring, so dust warning masks have been issued, so many dust masks are being worn in spring. And the general public is worn for health reasons.

The purpose of the dustproof mask is to filter the polluted air from the outside and suck fresh air as much as possible, thereby improving the filtration performance by improving the quality of the filter paper.

However, it is important that the filter paper is not only improved in quality but also large in filtration area of the filter paper. In the conventional dust-proof mask, both side surfaces of the filter paper to which the earbands are attached are worn in face-to-face contact manner with the cheek of the wearer, The function is limited to the filter paper of the inlet side, so that the filtration area is narrower than the filter paper size.

BACKGROUND ART [0002] The background art of the present invention is disclosed in Korean Patent Registration No. 10-0891701 (published on Apr. 3, 2009, entitled "Four Side Dustproof Mask").

In general, since the length of the earbands is not easily adjusted, it is difficult to adjust the length of the earbands according to the user's body shape or taste.

In addition, since the general anti-fogging mask requires a separate bonding step for mounting the earbands on the main body, it is difficult to reduce the time and cost required for manufacturing the dust-proof mask.

Therefore, there is a need for improvement.

It is an object of the present invention to provide a dust mask which can be easily worn on the user's ear and can adjust the length of the earbands according to the user's preference and can easily install the earbands.

The present invention provides a mask comprising: a mask body covering a mouth or nose of a user to filter dust contained in the air; Earbands provided at both ends of the mask body to catch the user's ear; And a connection part for movably engaging the earband with the mask body.

Further, the connection portion of the present invention may include a plurality of hook members deformably provided on the mask body to surround the earbands and spaced apart from each other; And a coupling hole formed in the mask body to insert the hook member.

Further, the connecting portion of the present invention may further include a connecting rib connecting the plurality of hook members.

In addition, the connection rib of the present invention is formed by a perforated line formed in the mask body so as to be disposed between the plurality of hook members.

In addition, the perforated line of the present invention is characterized by being formed into a curved line which is convex outside the mask body.

In addition, the present invention provides a mask comprising: an upper clearance member provided at an upper end of the mask body and covering a nose portion of a user; A lower clearance member provided at a lower end of the mask body and covering a jaw portion of the user; An upper joint line provided at a boundary portion between the mask main body and the upper clearance member and adhering the mask clearance to the upper clearance member; And a lower bonding line provided at a boundary between the mask body and the lower margin member and bonding the mask body to the lower margin member.

Further, the upper joining line of the present invention comprises: an upper joining line formed by simultaneously joining boundary portions between an upper end of the mask body and a lower end of the upper margin member; And an upper curved sealing line formed by joining the mask body and the upper clearance member at the same time so as to be spaced apart from both ends of the upper sealing line and adjacent to the center of the upper sealing line.

Further, the lower joining line of the present invention comprises: a lower joining line formed by simultaneously joining boundary portions between a lower end of the mask main body and an upper end of the lower margin member; And a lower curved sealing line formed by joining the mask main body and the lower clearance member at the same time so as to be spaced apart from both ends of the lower end fixing line and adjacent to the center of the lower end fixing line.

Further, the mask body of the present invention includes: a first portion extending in the nose direction; And a second portion connected to the first portion by an intermediate folding line and extending in a jaw direction; Wherein both flanges are formed as joining portions having curved joining lines inclined to both ends in the intermediate folding line, and the connecting portion is provided on the flange.

Since the dust mask according to the present invention is provided with the connecting portion for movably engaging the band with the mask body, the bonding process for installing the ear band can be omitted, thereby reducing the time and cost required for manufacturing the dust- There is an advantage.

The dust mask according to the present invention is characterized in that the earbands are engaged with each other so that the earbands are projected and retracted at intervals between a plurality of hook members so that a part of the earbands are protruded to thereby adjust the length of the earbands according to the user's preference .

In addition, since the dust-proof mask according to the present invention is provided with the connecting ribs for connecting the plurality of hook members, the earbands protruding at the intervals between the hook members can be pressed to the outside of the mask body so that the protruded earbands can be cleanly arranged have.

In addition, since the dust mask according to the present invention is provided with the guide portion protruding from the space between the plurality of hook members to the outside of the mask body, it is possible to prevent the ear band protruding for adjusting the length from contacting with the user's body, It is advantageous to suppress deterioration of the feeling of fit.

1 is a perspective view showing a dust-proof mask according to a first embodiment of the present invention.
2 is an exploded perspective view illustrating a connection structure of a dust-proof mask according to a first embodiment of the present invention.
FIG. 3 is a front view showing a disassembled state of a connecting portion of a dust mask according to the first embodiment of the present invention.
FIG. 4 is a rear view showing a disassembled state of a connection part of the dust-proof mask according to the first embodiment of the present invention.
5 is a perspective view showing a dust mask according to a second embodiment of the present invention.
6 is an exploded view illustrating a connection portion of a dust-proof mask according to a third embodiment of the present invention.

Hereinafter, an embodiment of a dust-proof mask according to the present invention will be described with reference to the accompanying drawings.

In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation.

In addition, the terms described below are terms defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator.

Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a perspective view illustrating an anti-vibration mask according to an embodiment of the present invention, FIG. 2 is an exploded perspective view illustrating a connection structure of a dust-proof mask according to an embodiment of the present invention, FIG. FIG. 4 is a rear view illustrating a disassembled state of a connection part of a dust-proof mask according to an embodiment of the present invention.

1 to 4, a dust mask according to an embodiment of the present invention includes a mask body 10 covering a mouth or nose of a user to filter dust contained in air, and a mask body 10 And a connecting portion 80 for movably engaging the earband 100 with the mask body 10. The earband 100 is provided at both ends of the mask body 10,

Since the band 100 is movably connected to the both ends of the mask body 10 by the connecting portion 80 so that the length of the earbands 100 when the ear band 100 is bent and pulled, The length of the earbud 100 can be adjusted to a length suitable for the user's taste while being adjusted.

Since the earband 100 of the present embodiment is engaged with the mask body 10 by the connecting portion 80, a separate bonding step for connecting the earband 100 and the mask body 10 is omitted, It is possible to reduce the time and cost required.

The mask body 10 includes a front fiber member 12 including a fiber material, a back fiber member 14 including a fiber material and adhered to the front fiber member 12, a front fiber member 12, And a filter member 16 sandwiched between the front and rear fiber members 14 and 14 and containing a material having a high strength as compared with the front and rear fiber members 12 and 14.

The front fiber member 12 and the back fiber member 14 are made of a fiber material such as nonwoven fabric and formed in a long panel shape in the left and right direction so as to cover the user's mouth or nose.

The front and rear fiber members 12 and 14 are formed in the same shape so as to overlap with each other and then joined together to form the mask body 10. The front and rear fiber members 12 and 14 ) Of the filter body 16 is sandwiched between the filter body 16 and the filter body 16, foreign substances such as dust contained in the air passing through the mask body 10 can be removed more effectively.

The connecting portion 80 of the present embodiment includes a plurality of hook members 82 which are deformably provided on the mask body 10 so as to surround the ear band 100 and are spaced apart from each other, And a coupling hole portion 84 formed in the mask body 10 so as to be in contact with the mask body 10.

The hook member 82 is formed at both the upper and lower portions of both ends of the mask body 10 so that a pair of hook members 82 are formed at both ends of the mask body 10, And extend in the outer direction of the mask body 10.

When the pair of hook members 82 are bent into the mask body 10 and inserted into the engagement hole portions 84 after the band 100 is mounted on the pair of hook members 82, The band 100 is slidably engaged with the mask body 10 at an interval between the mask body 10 and the mask body 10.

The ear band 100 forms a ring-like closed curve so that it passes through the gap between the pair of hook members 82 and the mask body 10, The length of the earband 100 extending in the ear direction of the user is reduced by bending and protruding a part of the earphone 100.

As described above, the user adjusts the length of the earband 100 extending in the ear direction of the user while projecting a part of the ear band 100 at a distance between the pair of hook members 82, You can adjust the length to suit your taste.

Here, the hook member 82 may be formed in a shape similar to a Christmas tree, a plurality of hooks may be continuous, a rectangular shape in which a corrugated portion is formed at both ends, and a sail shape .

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

The coupling hole portion 84 is formed by pairing at both the upper and lower ends of the mask body 10 and facing the pair of hook members 82. The mask body 10 is cut in an X shape.

Therefore, as compared with the step of forming the hole portion by performing the punching process, the cut portion to be separated from the mask body 10 after the formation of the coupling hole portion 84 is not generated, so that the foreign matter accumulates in the work space for fabricating the dust- .

The connecting portion 80 of the present embodiment further includes a connecting rib 86 connecting the plurality of hook members 82 so that the earband 100 protruding at a distance between the pair of hook members 82 is connected to the connecting ribs 82, And is pressed toward the mask body 10 by the mask 86.

A part of the earband 100 protruding at a distance between the pair of hook members 82 does not extend forward of the mask body 10 but extends to the rear of the mask body 10, .

The connecting rib 86 is formed by the perforated line 87 formed in the mask body 10 so as to be disposed between the plurality of hook members 82 so that the connecting rib 86 is connected to the pair of hook members 82, It is possible to provide the connecting rib 86 by performing the operation of forming the perforated line 87 at both end portions of the mask main body 10 without performing a process of connecting or joining them.

When the pair of hook members 82 are bent into the mask body 10 after the perforated line 87 is formed, the connecting ribs 86 connecting the pair of hook members 82 are brought into close contact with the mask body 10 A portion of the earband 100 protruding at a distance between the pair of hook members 82 is pressed toward the rear of the mask body 10. [

When the pair of hook members 82 are bent to the inside of the mask body 10, the connecting ribs 86 are also formed in the mask body 10 Both ends of the mask body 10, which are not bent while being disposed inside the mask body 10, form a guide portion 88 having a convex shape outside the mask body 10.

A part of the earband 100 pressed against the rear of the mask body 10 by the connecting rib 86 is brought into close contact with the outer wall of the guide portion 88 and the ear band 100 Is prevented from coming into contact with the human body of the user, so that the earbud 100 is prevented from being in contact with the human body and the wearing comfort is deteriorated.

The present embodiment further includes an upper margin member 30 provided at the upper end of the mask body 10 and covering the nose portion of the user, a lower margin member 30 provided at the lower end of the mask body 10 and covering the jaw portion of the user, An upper fixing line 70 provided at a boundary portion between the mask body 10 and the upper margin member 30 to adhere the mask body 10 and the upper margin member 30 to each other, And a lower joining line 75 provided at a boundary between the upper margin member 50 and the lower margin member 50 and bonding the mask main body 10 and the lower margin member 50 to each other.

Since the dust mask of the present embodiment includes the mask body 10, the upper margin member 30, and the lower margin member 50, the mask has a three-sided mask shape, so that the mouth, nose, .

The upper fixing line 70 is provided with an upper fixing line 72 formed by concurrently joining boundary portions between the upper end of the mask body 10 and the lower end of the upper margin member 30, And an upper curved surface joint line 74 formed by concurrently joining the mask main body 10 and the upper margin member 30 so as to be disposed adjacent to the central portion of the upper welding line 72.

The upper end of the mask body 10 and the lower end of the upper clearance member 30 are overlapped with each other so that the edges are thermally fused by electrical energy to form a dotted line. The upper end fixing line 72 is formed at the boundary portion of the lower end of the upper end portion of the upper end portion.

Since the upper end fold line 72 forms an edge between the mask body 10 and the upper margin member 30, the shape of the mask body 10 is maintained even when the upper margin member 30 is extended, The gap between the mouth of the user and the mask body 10 is maintained.

Therefore, the mask body 10 can be prevented from being brought into close contact with the user's mouth when the user is resting while wearing the dust-proof mask, thereby suppressing the wearing feeling from being deteriorated.

The upper curved surface joint line 74 is thermally fused to the mask body 10 and the upper margin member 30 by electric energy simultaneously so as to form a curve from the central portion of both end portions of the mask body 10 to the center portion of the upper welding line 72, To form a bonding line.

Therefore, when the upper clearance member 30 is extended to the upper side of the mask body 10, both end portions of the mask body 10 are pulled backward to form a concave space between the mask body 10 and the upper clearance member 30.

The lower folding line 75 is formed by a lower end fold line 76 formed by concurrently joining the boundary portions between the lower end of the mask body 10 and the upper end of the lower margin member 50 and a lower end fold line 76 extending from both ends of the lower end fold line 76 And a lower curved surface joining line 78 formed by simultaneously joining the mask main body 10 and the lower margin member 50 so as to be disposed adjacent to the central portion of the lower end fixing line 76.

The lower end of the mask body 10 and the lower end of the lower slackening member 50 are overlapped with each other and the rim is thermally welded to the rim by electrical energy to form a dotted line. The lower end fixing line 76 is formed at the boundary portion of the upper end of the lower fixing line.

Since the lower end fold line 76 forms an edge between the mask main body 10 and the lower margin member 50, the shape of the mask main body 10 is maintained even when the lower margin member 50 is spread and worn, The gap between the mouth of the user and the mask body 10 is maintained.

Therefore, the mask body 10 can be prevented from being brought into close contact with the user's mouth when the user is resting while wearing the dust-proof mask, thereby suppressing the wearing feeling from being deteriorated.

The lower curved surface joint line 78 is simultaneously thermally fused to the mask body 10 and the lower margin member 50 by electrical energy so as to form a curve from the central portion of both end portions of the mask body 10 to the central portion of the lower end fixing line 76, To form a bonding line.

Accordingly, when the lower slackening member 50 is extended to the lower side of the mask body 10, both end portions of the mask body 10 are pulled backward to form a concave space between the mask body 10 and the lower slackening member 50.

The operation of the dust-proof mask according to an embodiment of the present invention will now be described.

First, when the user wears the dust mask, the upper and lower margin members 30 and 50 are spread outward from the mask body 10 to the outside of the mask body 10, It is worn on the ear.

At this time, the upper clearance member 30 is partially adhered to both upper ends of the mask body 10 by the upper curved surface joint line 74, and the lower clearance member 50 is formed by the lower curved surface seal line 78, Both end portions of the mask body 10 are bent backward and the mask body 10 and the upper and lower margin members 30 and 50 are recessed in a concave space Respectively.

Since the top end line 72 is provided between the mask main body 10 and the upper margin member 30, the upper shape of the mask main body 10 is maintained to protrude forward, Since the lower end fixing line 76 is provided between the margin members 50, the lower shape of the mask body 10 is maintained to protrude forward.

Since the dust-proof mask forms a concave inner space by the operation as described above, when the dust-proof mask is seated around the mouth of the user, the mouth, nose and jaw portions of the user are separated from the mask body 10, the upper margin member 30, The member 50 is simultaneously wrapped.

If a user pulls a part of the earband 100 protruded at an interval between the pair of hook members 82 to the outside of the mask body 10 after wearing a pair of earbands 100 and wearing a dust mask, The length of the earband 100 extending in the ear-wise direction of the dust-proof mask 100 is reduced, and the rim of the dust-proof mask closely contacts the user's body.

At this time, a part of the ear band 100 protruded at a distance between the pair of hook members 82 is pressed backward by the connecting rib 86 to the mask body 10, so that a part of the protruding ear band 100 And does not protrude outside the mask body 10 but is extended to the user's body side and finely finished.

A portion of the earband 100 extending toward the user's body side is in contact with the upper surface of the guide portion 88 and is not in contact with the human body of the user. Therefore, deterioration of the wearing comfort due to contact of the earband 100 can be suppressed .

As described above, when the dust-proof mask is worn, the rim of the dust-proof mask is in close contact with the user's body, so that the gap between the dust-proof mask and the human body can be suppressed.

Since the upper margin member 30 surrounds the nose portion of the user, a gap may be formed in the step between the nose and the ball of the user. The upper margin member 30 is installed inside the upper fiber member 32 constituting the upper margin member 30 When the shape memory member 34 is deformed and bent in a stepped shape between the nose and the ball, the upper slackening member 30 is bent and deformed into the same shape as the step between the nose and the ball.

Accordingly, the upper clearance member 30 is in close contact with the step between the nose of the user and the ball, so that harmful substances such as dust contained in the air can be prevented from entering the space between the body and the dust-proof mask.

5 is a perspective view showing a dust mask according to a second embodiment of the present invention.

Referring to FIG. 5, the mask body 110 of the dust mask according to the second embodiment of the present invention includes a first portion 130 in the nose direction connected to the intermediate curved line 111, (140).

Both of the flanges 112 are formed as the joining portions having the curved surface joining lines 113 inclined downward from the intermediate folding line 111 toward both ends.

The first part 130 has one wrinkle part 114 having a horizontal folding line 114a and the lower end of the wrinkle part 114 has a curved surface joining line 114b inclined upward toward both ends from the center .

The lower end of the first portion 130 extends further downward than the wrinkle portion 114 and the lower end of the curved portion is curved or inclined upwardly toward both ends to form an edge 118a.

The horizontal folding line 114a and the curved folding line 114b on both sides of the corrugation line contact the same point 119 on the joining line 113 of the flange 112, The band 100 is connected.

Here, the ear band 121 is engaged with the mask body 10 by the connecting portion 80 described in the first embodiment, and a detailed description of the connecting portion 80 is the same as that described in the first embodiment.

As described in the present embodiment, the mask body 10 can be variously modified, and the connection portion 80 of the dustproof mask according to the present embodiment is applicable to the mask body 10 having various shapes.

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

6 is an exploded view illustrating a connection portion of a dust-proof mask according to a third embodiment of the present invention.

6, the connection portion 80 of the dustproof mask according to the third embodiment of the present invention includes a hook member 82 and a coupling hole portion 84, and the coupling hole portion 84 has an elliptical hole portion .

The engaging hole portion 84 is formed to be smaller than the hook member 82 so that when the hook member 82 is inserted into the engaging hole portion 84, both end portions of the hook member 82 are deformed toward the center, Both ends of the hook member 82 are restored to their original shapes, and the hook member 82 and the engagement hole portion 84 are engaged with each other.

Here, the shape of the coupling hole portion 84 can be variously changed, and a person skilled in the art can easily modify the shape of the coupling hole portion 84, so that detailed drawings or description of other embodiments will be omitted do.

Thus, it is possible to provide a dust-proof mask which can be easily worn on the user's ear, can adjust the length of the earbands according to the user's preference, and can easily install the earbands.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. .

Also, although a dust-proof mask has been described as an example, this is merely an example, and the mask of the present invention can be used for products other than dust-proof masks.

Accordingly, the true scope of the present invention should be determined by the following claims.

10: mask body 12: front fiber member
14: back fiber member 16: filter member
30: upper clearance member 32: upper fiber member
34: shape memory member 50: lower clearance member
52: lower fiber member 70: upper joint line
72: upper joining line 74: upper curved surface joining line
75: bottom joining line 76: bottom joining line
78: lower curved surface bonding line 80:
82: hook member 84:
86: connecting rib 87: perforated line
88: guide part 100: earbands

Claims (9)

A mask body covering the mouth or nose of the user and filtering the dust contained in the air; Earbands provided at both ends of the mask body to catch the user's ear; And a connection portion for movably engaging the earband with the mask body,
The connecting portion
A plurality of hook members deformably provided on the mask body so as to surround the earbands and spaced apart from each other; And
And a coupling hole formed in the mask body to insert the hook member.
delete The method according to claim 1,
Wherein the connecting portion further comprises a connecting rib connecting the plurality of hook members.
The method of claim 3,
Wherein the connection rib is formed by a perforated line formed in the mask body so as to be disposed between the plurality of hook members.
5. The method of claim 4,
Wherein the perforated line is curved to be convex outside the mask body.
The method according to claim 1,
An upper clearance member provided at an upper end of the mask body and covering a nose portion of the user;
A lower clearance member provided at a lower end of the mask body and covering a jaw portion of the user;
An upper joint line provided at a boundary portion between the mask main body and the upper clearance member and adhering the mask clearance to the upper clearance member; And
Further comprising a lower sealing line provided at a boundary between the mask body and the lower clearance member and adhering the mask clearance to the lower clearance member.
[7] The method of claim 6,
An upper joint line formed by simultaneously joining boundary portions between an upper end of the mask body and a lower end of the upper clearance member; And
And an upper curved sealing line formed by joining the mask main body and the upper clearance member at the same time so as to be spaced apart from both end portions of the upper sealing line and adjacent to a central portion of the upper sealing line.
[7] The method of claim 6,
A lower end joining line formed by simultaneously joining boundary portions between a lower end of the mask main body and an upper end of the lower margin member; And
And a lower curved surface joint line formed by joining the mask main body and the lower clearance member at the same time so as to be spaced apart from both ends of the lower end line and adjacent to the center of the lower end line of joint.
The mask according to claim 1,
A first part extending in the direction of the nose; And
And a second portion connected to the first portion by an intermediate folding line and extending in a jaw direction;
Wherein a flange is formed on both sides of the intermediate fold line, the flange being formed as a joint having a curved surface joining line inclined to both ends, and the flange is provided with the connecting portion.

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