KR20170122646A - Smoke mask - Google Patents

Abstract

A smoke prevention mask also used to prevent a gas according to the present invention comprises: a body (10) formed in a shape capable of blocking the nose and the mouth of a user; a discharge means (20) including multiple discharge holes (21) formed at the bottom of the center of the body (10) to discharge air discharged from the user to the outside, and including a first opening and closing plate (22) installed in the body (10) at the rear side of the discharge hole (21) and opening and closing the discharge hole (21) while forwardly, backwardly, and horizontally moving in accordance with the respiration of the user; a suctioning means (30) including a first suctioning hole (31) formed at both left and right sides of the body (10) to enable the user to inhale external air, including a cylindrical coupling unit (32) protruding to the outside of the first suctioning hole (31), including multiple first hangers (33) formed on the circumference of the outer diameter of the coupling unit (32), including a ring-shaped sealing ring (34) installed on the outer diameter of the coupling unit (32), and including a second opening and closing plate (35) installed at the inside of the rear side of the body (10) to open and close the first suctioning hole (31) while forwardly, backwardly, and horizontally moving in accordance with the respiration of the user; a filter means (40) coupled with the coupling unit (32) of the suctioning means (30), and filtering external air; a sealing means (50) installed at the rear side of the body (10), and closely placed around the nose and the mouth of the user; and a compressing band unit (60) connected to the rear side edge part of the body (10), and elastically compressing the face of the user by the sealing means (50) through tightening.

Description

{SMOKE MASK}

The present invention relates to a smoke mask serving as a respirator, and in particular, a sealing means provided on a body is designed to firmly adhere to the face of a face to prevent harmful dust or toxic gas from being completely introduced, And the filter means can be easily fastened and separated, and the filter body accommodated and installed in the filter means can be used for gas inspections or smoke detectors according to the type, The present invention also relates to a smoke mask for combined use with a fire extinguisher which can safely escape as it is possible to protect the life from damage caused by heat and smoke when a fire occurs and to secure a stable view.

Generally, a gas mask or smoke mask is used to protect the human body from harmful dust or toxic gas present in the air.

Structurally, comprises a mask body and a filter and an exhaust port mounted on the mask body. When the user breathes, the outside air is filtered by the filter and is sucked through the exhaust valve when the user breathes out.

The important point here is that the outside air must not enter the mask without passing through the filter cartridge.

These gas masks are used in painting / spray painting work, automobile manufacturing site, chemical factory, pharmaceutical factory, nuclear power plant, petrochemical refinery, glass fiber processing site, pesticide / ink / paint manufacturing site, lacquer and enamel manufacturing site, It is widely used for the safety of workers in tunnel construction sites.

Such conventional dustproof masks include a mask body having a shape for enclosing the mouth and nose, an air inlet provided at both sides of the mask body, an air outlet provided at the lower side of the mask body, And a fixing band for detachably fixing the mask main body to the face.

However, the conventional dust-proof mask is made of a flexible material so that the mask body can be closely contacted to the face, but the middle upper side does not completely cover the nose.

Also, it is troublesome to remove the filter from the mask body for replacing the filter.

In some cases, it may be necessary to quickly separate the filter case from the mask body while fastening it to the mask body. In this case, the filter is detached from the mask body and fastened again. However, due to the structural problem of mutual fastening, the performance is not easy to perform. Also, there is a problem that the fastened state is considerably weak.

Korean Utility Model Registration No. 20-0442748 (December 1, 2008)

SUMMARY OF THE INVENTION The present invention was conceived in order to solve the problems of the prior art as described above, and it is an object of the present invention to provide a hermetically sealing device for a hermetic container, It is easy to fasten and separate between the body and the filter means by means of a filter replacement method, and it is possible to use the filter body accommodated and installed inside the filter means as a gasket or fireproof, The present invention provides a fire extinguishing mask for fire fighting that can be safely evacuated as it is possible to fire in a public place where a large number of people gather, as well as to protect life from damage caused by heat and smoke when a fire occurs and to secure a stable view. .

In order to accomplish the above object, the present invention provides a smoke mask for combined use with a respirator, which is mounted on a face of a user so that a user can filter and breathe outside air, the mask being formed in such a form that the user can breathe nose and mouth Body; A plurality of exhaust holes formed in a central lower portion of the body for discharging air to be discharged by a user to the outside, and a plurality of exhaust holes formed inside the rear side body of the exhaust hole, Discharge means including a first open / close plate; A first suction hole formed on the left and right sides of the body for allowing the user to suck the outside air, a cylindrical coupling portion protruding outward from the first suction hole, a plurality of first fastening holes formed around the outer diameter of the coupling portion, A suction means including a ring-shaped sealing ring provided on the outer periphery of the body, and a second opening / closing plate provided inside the rear side of the body for opening / closing the first suction hole while moving in the horizontal direction in accordance with the user's breathing; Filter means coupled to the coupling portion of the suction means to filter the outside air; A sealing means provided on the rear side of the body and closely attached to the nose and the mouth of the user; And a pressing band portion that is connected to the rear side edge portion of the body and elastically presses the user's face with the sealing means by tightening.

In order to accomplish the above object, the present invention provides a smoke mask for combined use with a respirator, which is mounted on a face of a user so that a user can filter and breathe outside air, the mask being formed in such a form that the user can breathe nose and mouth Body; A plurality of exhaust holes formed in a central lower portion of the body for discharging air to be discharged by a user to the outside, and a plurality of exhaust holes formed inside the rear side body of the exhaust hole, Discharge means including a first open / close plate; A first suction hole formed at a central upper portion of the body for sucking outside air by the user, a cylindrical coupling portion protruding outward from the first suction hole, a plurality of first fastening holes formed around the outer diameter of the coupling portion, A suction means including a ring-shaped sealing ring provided at an outer diameter of the engaging portion, and a second opening / closing plate provided inside the rear side of the body to open / close the first suction hole while moving in the horizontal direction in accordance with the user's breathing; Filter means coupled to the coupling portion of the suction means to filter the outside air; A sealing means provided on the rear side of the body and closely attached to the nose and the mouth of the user; And a pressing band portion that is connected to the rear side edge portion of the body and elastically presses the user's face with the sealing means by tightening.

In the present invention, the filter means may include a case portion coupled to a coupling portion of the suction means, a filter body accommodated in the case portion, and a plurality of second A suction hole is formed in the second suction hole and an engaging hole is formed in the other end of the case portion opposite to the second suction hole so that the engaging portion of the suction means is inserted and engaged, And a stopping hole is formed.

In the present invention, the filter body of the filter means may be composed of activated carbon to which a nonwoven fabric is attached.

In the present invention, between the body and the sealing means, a protective envelope formed of a transparent vinyl material is provided on the user's face, and a captive band may be provided on the lower end of the protective envelope.

According to the smoke mask of the present invention, since the close contact surface of the sealing means provided on the body is formed so as to form a straight line from the upper side to the lower side so as not to generate a gap on the contact surface even though it is in close contact with face surfaces of various users, Dust or toxic gas can be completely prevented from being introduced.

Further, the present invention has an effect that it is easy to fasten and separate between the body and the filter means by a filter replacing method, and can be used as a gas-freshening or flameproofing or dustproofing depending on the type of the filter body accommodated and installed in the filter means.

In addition, the present invention can safely be sheltered as it protects life from damage caused by heat and smoke when a fire occurs, and is capable of securing a stable view, as well as being able to fire in a public place where many people gather such as a workplace or subway shopping There is an effect to be able to do.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a smoke mask serving as a gas mask according to the present invention. FIG.
2 is an exploded perspective view of a smoke mask serving as a gas mask according to the present invention.
3 is a rear view of a smoke mask serving as a gas mask according to the present invention.
4 is a partially enlarged side cross-sectional view showing the state of use of the suction means according to the present invention.
5 is a partially enlarged side cross-sectional view showing the state of use of the discharge means according to the present invention.
6 is a partially enlarged side cross-sectional view showing the state of use of the filter means according to the present invention.
7 is a perspective view showing another embodiment of a smoke mask serving as a gas mask according to the present invention.
FIG. 8 is a perspective view showing another embodiment of the present invention. FIG.
9 is an exploded perspective view showing still another embodiment according to the present invention.
10 is a side view showing still another embodiment according to the present invention.

For a better understanding of the present invention, a preferred embodiment of the present invention will be described with reference to the accompanying drawings.

The embodiments of the present invention can be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. The present embodiments are provided to enable those skilled in the art to more fully understand the present invention.

Therefore, the shapes and the like of the constituent elements shown in the drawings may be exaggerated in order to emphasize a clearer explanation. It should be noted that in the drawings, the same members are denoted by the same reference numerals. In the following description, well-known functions and constructions which are considered to be unnecessarily obscured by the gist of the present invention will be omitted.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 to 7, the smoke mask serving as a gas mask in the present invention includes a body 10, a discharging means 20, a suction means 30, a filter means 40, a sealing means 50, a pressing band portion 60 ).

As shown in FIGS. 1 to 3, the body 10 is formed in such a form as to cover the nose and mouth where the user breathes. At this time, it is preferable that the body 10 is formed of a plastic material, so that the weight of the body 10 is lightened.

A discharge means (20) for discharging the air discharged by the user to the outside is formed at the front end of the body (10).

The discharge means 20 includes a plurality of discharge holes 21 for discharging air to be discharged by the user to the front end of the body 10, And a first opening / closing plate 22 which moves in the forward and backward horizontal directions according to the user's breath and opens or closes the discharge hole 21 is provided.

Suction means 30 is formed on both sides of the body 10 to allow the user to suck outside air.

The suction means 30 includes first suction holes 31 formed on both sides of the body 10 for allowing the user to suck the outside air and first and second suction holes 31 formed on the outer sides of the first suction holes 31, 32 are protruded.

A plurality of first locking holes 33 are formed around the outer circumference of the coupling portion 32. When the filter means 40 to be described later is engaged with the coupling portion 32, harmful fumes and harmful dust A sealing ring 34 in the form of a ring is provided on the outer periphery of the engaging portion 32 so as not to be inflowed.

The first suction hole 31 of the opposite side of the engaging part 32 is moved in the horizontal direction in the forward and rearward direction according to the user's breathing to open or close the first suction hole 31. [ 2 opening / closing plate 35 is provided.

4 and 5 are explanatory views of the first open / close plate 22 of the discharge means 20 and the second open / close plate 35 of the suction means 30, which will be described below.

First, when the outside air is sucked through the filter means 40 and the suction means 30 to be described later, the first open / close plate 22 of the discharge means 20 is bent in the horizontal direction rearward due to the suction force, The second opening and closing plate 35 of the suction means 30 is bent in the backward horizontal direction as shown in FIG. 4 due to the suction force so that the suction force of the suction means 30 The first suction hole 31 is opened so that the user can suck the outside air.

Then, when the user discharges the air to the outside, the second open / close plate 35 of the suction means 30 is bent in the forward horizontal direction due to the pressure of the discharged air, so that the first suction hole The first opening / closing plate 22 of the discharging means 20 is bent in the forward horizontal direction as shown in FIG. 5 due to the pressure of the discharged air, So that the air discharged by the user is discharged to the outside.

2 and 6, a coupling unit 32 of the suction unit 30 is coupled with a filter unit 40 for filtering external air and moving the suction unit 30 to the suction unit 30.

The filter means 40 is provided with a case portion 41 which is coupled to the engaging portion 32 of the suction means 30 and the filter element 42 is accommodated in the case portion 41, A plurality of second suction holes 43 are formed at one end of the first suction hole 41 so that the outside air is sucked in.

An engaging hole 44 is formed at the other end of the opposite case 41 of the second suction hole 43 so that the engaging portion 32 of the suction means 30 is inserted into the engaging hole 44, A second stopper 45 is formed which is engaged with the first stopper 33 of the suction means 30 in accordance with the rotation of the first stopper 35. [

As shown in FIG. 6, the filter member 42 of the filter means 40 is preferably composed of activated carbon 42b to which a nonwoven fabric 42a is attached on both sides, but it can be changed according to the purpose of use.

An air layer 42c may be formed in the filter body 42 and the filter body 42 to prevent the suction force from being lowered due to the length of the filter body 42. [

Meanwhile, as shown in FIG. 1, when the body 10 is mounted on a nose and a respiratory nose of the user, the mounting feeling is improved, and the nose of the body 10 is closely contacted so as not to generate a gap, (50) is provided on the rear side of the body (10).

At this time, it is preferable that the close contact surface of the sealing means 50 is formed so as to be straight from the upper side to the lower side so as not to generate a gap on the contact surface even though it is in close contact with face surfaces of various users.

The pushing band portion 60 is connected to the connection rear side edge portion of the body 10 so that the sealing means 50 allows the user to press-tightly contact the face of the user.

The pressing band portion 60 is mounted so as to surround the user's head and the pressing band portion 60 is adjusted and tightened so that the pressing force for pressing the sealing means 50 against the face of the user can be adjusted.

7 is a perspective view showing another embodiment of the present invention and further includes a protective covering 80 formed between the body 10 and the sealing means 50 and formed of a transparent vinyl material and covering the face of the user .

Since the protective covering 80 is installed, the user's face can be protected from heat in a workplace or in a public place. Of course, it is possible to prevent smoke from entering the eyes when escaping from a fire area, and to safely escape.

A tightening band 81 is provided at a lower end of the protective casing 81 to prevent smoke from flowing into the protective casing 80.

1, a reflection sheet 100 attached to the front of the body 10 and the outer surface of the case part 41 of the filter unit 40 may further include a reflection sheet 100, It is possible to easily find the wearer by simply looking at the light irradiated from the wearer.

FIG. 8 is a perspective view of an alternative embodiment of the present invention, and FIG. 9 is a perspective view showing another embodiment of the present invention. FIG. Fig. 10 is a side view according to still another embodiment of the present invention. Fig.

Another embodiment of the present invention is a body 10 including a body 10, a discharge means 20 having a discharge opening 21 formed at the center bottom of the body 10 and a first opening and closing plate 22, (30) having a single first suction hole (31), a first locking hole (33), a sealing ring (34) and a second opening / closing plate (35) A sealing means 50 provided on the rear side of the body 10 to closely contact the nose and the mouth of the user and a sealing means 50 connected to the rear side of the body 10, And a pressing band portion 60 elastically pressing the contact portion 50 so as to be brought into close contact with the face of the user.

A detailed description of another embodiment of the present invention can be omitted from the above description with reference to FIGS. 1 to 7, so that duplicate description will be omitted.

However, another embodiment of the present invention is characterized in that it includes a single first suction hole 31 formed in the central upper portion of the body.

FIG. 9 is a perspective view of the discharge hole 21, showing a portion protruding from the front surface of the body shown in FIG. 1;

In the filter means 40 according to another embodiment of the present invention, since the engaging hole 44 is located at the upper portion and the second suction hole 43 is located at the lower portion, as shown in FIGS. 1 and 2 Unlike the filter means which are arranged long in the lateral direction on both the left and right sides.

This makes it possible to reduce the size and weight of the smoke mask, thereby improving portability.

It will be apparent to those skilled in the art that various modifications and equivalent arrangements may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Therefore, it is to be understood that the present invention is not limited to the above-described embodiments.

Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims. It is also to be understood that the invention includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

10: Body
20: discharge means
30: Suction means
40: Filter means
50: Sealing means
60:
70: Protective sheath

Claims (5)

A smoke mask for combined use with a respirator, which is mounted on a face of a user so that a user can filter and breathe outside air,
A body 10 formed in such a form as to allow the user to breathe nose and mouth;
A plurality of exhaust holes 21 formed at a lower center of the body 10 for discharging the air to be discharged by the user to the outside and a plurality of exhaust holes 21 provided inside the rear side body 10 of the exhaust hole 21, Discharge means (20) including a first opening and closing plate (22) for opening and closing the discharge hole (21) while moving in the front and rear horizontal direction;
A first suction hole 31 formed on the left and right sides of the body 10 to allow the user to suck outside air, a cylindrical coupler 32 protruding outward from the first suction hole 31, A ring-shaped sealing ring 34 provided at an outer diameter of the engaging portion 32, and a plurality of first locking holes 34 formed at the inner side of the rear side of the body 10, Suction means (30) including a second opening / closing plate (35) for opening / closing the first suction hole (31) while moving in the front and rear horizontal direction according to breathing;
A filter means (40) coupled to the coupling portion (32) of the suction means (30) to filter the outside air;
A sealing means 50 installed on the rear side of the body 10 to closely contact the nose and the mouth of the user;
A pressing band portion 60 connected to the rear side edge portion of the body 10 and elastically urging the user's face by the sealing means 50 by tightening;
And a gas mask combined with a respirator. A smoke mask for combined use with a respirator, which is mounted on a face of a user so that a user can filter and breathe outside air,
A body 10 formed in such a form as to allow the user to breathe nose and mouth;
A plurality of exhaust holes 21 formed at a lower center of the body 10 for discharging the air to be discharged by the user to the outside and a plurality of exhaust holes 21 provided inside the rear side body 10 of the exhaust hole 21, Discharge means (20) including a first opening and closing plate (22) for opening and closing the discharge hole (21) while moving in the front and rear horizontal direction;
A single first suction hole 31 formed at a central upper portion of the body 10 to allow the user to suck outside air, a cylindrical coupling portion 32 protruding outward from the first suction hole 31, A plurality of first locking holes 33 formed around the outer circumference of the coupling portion 32, a ring-shaped sealing ring 34 provided at the outer diameter of the coupling portion 32, Suction means (30) including a second opening / closing plate (35) for opening / closing the first suction hole (31) while moving in the horizontal direction in the forward / backward direction according to the user's breathing;
A filter means (40) coupled to the coupling portion (32) of the suction means (30) to filter the outside air;
A sealing means 50 installed on the rear side of the body 10 to closely contact the nose and the mouth of the user;
A pressing band portion 60 connected to the rear side edge portion of the body 10 and elastically urging the user's face by the sealing means 50 by tightening;
And a gas mask combined with a respirator. 3. The method according to claim 1 or 2,
The filter means (40)
A case portion 41 coupled to the engaging portion 32 of the suction means 30 is formed,
A filter body (42) is accommodated in the case part (41)
A plurality of second suction holes (43) are formed at one end of the case part (41) so that external air is sucked into the inside,
A coupling hole 44 is formed at the other end of the casing 41 opposite to the second suction hole 43 so that the coupling portion 32 of the suction means 30 is inserted and coupled,
And a second locking hole (45) is formed in the inner circumference of the coupling hole (44) so that the second locking hole (45) is engaged with the first locking hole (33) of the suction means (30). The method of claim 3,
Wherein the filter body (42) of the filter means (40) is made of activated carbon (42b) with a nonwoven fabric (42a) attached thereto. 3. The method according to claim 1 or 2,
A protective envelope 80 is formed between the body 10 and the sealing means 50 and made of a transparent vinyl material,
And a tightening strap (81) is provided at a lower end of the protective enclosure (81).

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