WO2014081209A1

WO2014081209A1 - Gas mask

Info

Publication number: WO2014081209A1
Application number: PCT/KR2013/010603
Authority: WO
Inventors: 김종기
Original assignee: 주식회사 산청
Priority date: 2012-11-22
Filing date: 2013-11-21
Publication date: 2014-05-30
Also published as: CN104837429A; CN104837429B; KR101278386B1

Abstract

The present invention relates to a gas mask comprising: a rubber material face mask, which is worn on the face for protecting the face against toxic substances, and which includes a purification container connection hole to which a purification container is connected, a lens hole in which a lens is installed, an exhaust hole in which an exhaust unit for exhausting inside air is installed, and a hook which protrudes toward a back direction; a buckle onto one side of which the hook on the face mask is coupled so as to be separable; a back head cover, which comprises a coupling lace which is coupled to the other side of the buckle so as to be separable, for covering the back head of the wearer by connecting to the back side of the face mask by means of the buckle when the coupling lace is coupled to the buckle; a headscarf, which is provided with an exposure hole through which the front surface of the face mask provided with the connection hole, the lens hole, and the exhaust hole, is exposed, wherein the periphery of the exposure hole is connected to the edge of the front surface of the face mask to shield the head portion of the wearer; and a connector for partially connecting the periphery of the exposure hole, which is formed on the headscarf, to the face mask. In the present invention, the periphery of the exposure hole, which is formed on the headscarf, is connected to the face mask by means of the connector so that the headscarf is securely and quickly connected to the face mask, thereby protecting the head of the wearer from toxic substances.

Description

gas mask

The present invention relates to a gas mask, which is worn on the face in the CBR warfare (chemical, bio-logical and radiological warfare) situation and relates to a gas mask that can block the influx of toxic substances.

In general, gas masks are worn on the face to prevent toxic substances such as toxic chemical gases generated in emergencies such as chemical warfare, biological warfare or radioactive warfare. Such gas masks can protect the wearer and evacuate the wearer from the contaminated area to the safe area.

Such a gas mask is manufactured in the form of a mask as proposed in Korean Utility Model Registration No. 20-373434 registered with the Korean Intellectual Property Office by the applicant of the present invention (see FIG. 1), or as proposed in Patent Registration No. 10-1070194. Manufactured in a hood form.

Here, when the gas mask is configured in the form of a mask as shown in FIG. 1, a hood for shielding the entire head is separately provided and covered on the head when necessary. At this time, the hood of the prior art is provided with an elastic band to be in close contact along the edge of the gas mask is coupled to the edge of the gas mask by the elastic force of the elastic band.

However, the conventional gas mask has a problem in that the hood is easily peeled off during the activity as the hood is fixed only by the elastic force of the elastic band so that the head is easily exposed in the contaminated area.

The present invention was created in order to solve the above-mentioned problems, the hood is firmly connected to the face mask by connecting a portion of the hood in a state caught on the edge of the face mask while detachably connecting a separate hood to the face mask worn on the face. The purpose is to provide a gas mask that can be secured.

And another object is to provide a gas mask that can tighten the lower end of the hood connected to the face mask.

The gas mask according to the present invention for achieving the above object has a purging tank connecting hole to which the purifying tank is connected, a lens hole to which the lens is mounted, and an exhaust hole to which the exhaust unit for evacuating the air is mounted, and a hook protruding rearward. A rubber face mask worn on the face to protect the face from toxic substances; A buckle to which the hook of the face mask is detachably coupled to one side; A back head cover having a coupling strap detachably coupled to the other side of the buckle, and being connected to the rear of the face mask through the buckle as the coupling strap is coupled to the buckle to surround the back of the wearer; A hood that exposes the front surface of the face mask on which the connection hole, the lens hole, and the exhaust hole are formed, and an edge of the exposure hole is connected to the front edge of the face mask to shield the head of the wearer; And a connector that partially connects an edge of the exposed hole formed in the hood to the face mask.

The connector may include, for example, an upper connector connecting an upper portion of the hood exposure hole to an upper portion of the front surface of the face mask in which the lens hole is formed; A lower connector connecting a lower portion of the hood exposure hole to a lower surface of the front face of the face mask in which the exhaust hole is formed; And a side connector for connecting the side of the hood hole to the front side of the face mask having the hook coupled to the buckle.

The upper connector may include, for example, an upper block protrudingly formed on an upper portion of the front face of the face mask and positioned above the lens hole and having a through hole in a transverse direction; An upper ring fixed to an upper portion of the hood exposure hole to form a ring; And hooks connecting the upper part of the hood exposed hole to the face mask as one side and the other side are fixed to the through hole and the upper ring of the upper block.

The lower connector may include, for example, a lower block protrudingly formed under the front surface of the face mask and positioned below the exhaust hole and having a through hole in a transverse direction; A lower ring fixed to a lower portion of the hood exposure hole to form a ring; And hooks connecting the lower part of the hood to the face mask as the one side and the other side are fixed to the through-hole and the lower ring of the lower block.

The lateral connector may include, for example, a hole-shaped holder provided in the buckle to which the hook provided on the front side of the face mask is coupled; And a band strap provided at a side of the hood exposed hole and having a Velcro fastener installed at an end thereof, the band strap being fixed to the buckle while the end is wound around the buckle through the holder.

In addition, the present invention is a lower tension strap for tightening the lower end of the hood; A strap ring for fluidly fixing the tension strap to the hood; And a fastener fixing the string to the hood.

The fastener may include, for example, a fixed membrane to which the string is fixed while forming a ring shape; And a thermoplastic film disposed between the surface of the hood and the fixed membrane and attached to the surface of the hood while being melted by high heat.

In the gas mask according to the present invention, since the edge of the exposed hole formed in the hood is connected to the face mask by the connector, the hood is firmly connected to the face mask to protect the wearer's head from toxic substances.

Specifically, as the connector consists of upper and lower and side connectors, only four portions of the hood are connected to the face mask, respectively, so that the hood can be very firmly connected.

In addition, since the upper connector and the lower connector are composed of blocks, hooks and hooks, the blocks and hooks are fixed to both sides of the hooks so that the hood is not separated from the face mask arbitrarily, and the hooks are inserted into the through holes of the block. It may be fixed in a state.

In addition, the side connector is composed of a holder provided in the buckle and the band strap provided on the hood so that the band strap is fixed by the Velcro fasteners installed on the band strap while being held by the holder, so that the band strap can be fixed simply and firmly.

And, as the lower tension strap is fixed to the string ring is provided on the lower end of the hood, so that the lower end of the hood can be tightened with the tension strap, thereby preventing the poisonous substances from penetrating into the lower end of the hood.

In addition, the fixed membrane fixed to the strap is attached to the hood by a thermoplastic film, so that the strap can be attached to the hood without sewing the strap, thereby preventing the poisonous gas from penetrating into the sewing portion of the strap.

1 is a perspective view showing a gas mask according to the prior art.

2 is a front view showing a gas mask according to the present invention.

3 is a perspective view showing the face mask shown in FIG.

4 is a side view showing the face mask shown in FIG.

5 is a front view showing the hood shown in FIG.

6 is a perspective view showing the hook shown in FIG.

Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of the present invention. In the following description of the present invention, detailed descriptions of related well-known general functions or configurations are omitted.

Gas mask according to the present invention includes a face mask 10, a buckle 20, a back head cover 30 and a hood 40, as shown in Figures 2 and 3, as shown in Figures 4 and 5 Likewise, the connector 100 is included.

The face mask 10 is a member that protects the face from toxic substances by shielding the face in a permeable and transparent manner, made of a rubber material as shown in FIG.

As shown in FIG. 3, the face mask 10 is provided with a purification tank connecting hole 11, a lens hole 12, an exhaust hole 13, and a hook 14.

Purification vessel connecting hole 11 may be formed on both sides of the face mask 10, as shown, is connected to either side of the purification vessel not shown to supply the purified air into the face mask 10.

As shown in FIG. 2, the lens hole 12 is equipped with a lens LS to transparently shield the face mask 10.

As illustrated in FIG. 2, the exhaust hole 13 is equipped with an exhaust unit EX to exhaust internal air of the face mask 10.

That is, the face mask 10 is supplied with air through the purifying container and the purifying container connector 11, and the breathed air is discharged to the outside through the exhaust unit EX of the exhaust hole 13.

Here, the detailed configuration or combination configuration of the above-described purification tank or lens LS and the exhaust unit EX may be a configuration that is commonly used in the art to which the present invention pertains. Omit the description.

As shown in FIG. 3, the hooks 14 are provided along the edge of the face mask 10 to protrude to the rear of the face mask 10.

Buckle 20 is a member for coupling the rear head cover 30, which will be described later as shown in Figure 2 to the face mask 10, as shown in Figure 4 to the hook 14 of the face mask 10 Each is detachably coupled.

The buckle 20 is hook hooking jaw 21 is provided as shown in enlarged in Figure 4 is coupled to the hook 14 of the face mask 10 is detachably hooked, the cover engaging hole 23 is formed to be described later The rear head cover 30 is detachably connected.

The aforementioned head head cover 30 may be formed in a mesh shape as shown in FIG. 3 as a member surrounding the back head of the wearer, and the coupling strap 31 corresponding to the buckle 20 is provided to provide the coupling strap 31. As it is coupled to the cover engaging hole 23 of the buckle 20 is coupled to the face mask 10.

Hood 40 is to shield and protect the wearer's head and shoulders, as shown in Figure 2, as shown in Figure 5 is provided with an exposure hole 41 as shown in FIG. 41 is partially connected along the edge of the face mask 10 while the front face of the face mask 10 is exposed.

The hood 40 may be composed of, for example, a composite fabric consisting of a fiber fabric and a chemical resistant film that blocks chemical toxic substances. The fiber fabric is preferably made of a woven fabric material and formed into a thin film, and the surface may be stained.

In addition, the chemical resistant film is composed of a plurality of layers including, for example, a PE layer and a PET layer, and each layer may block various chemical substances, and a PTFE layer may be further provided. In this case, the PTFE layer may be provided in a state in which activated carbon powder or granules or granules that filter chemical toxic substances are attached. Alternatively, the chemical film may be composed of a single layer while being composed of the above-described PE layer or PET layer.

As shown in FIG. 2, the connector 100 is a component that partially connects the edge of the exposed hole 41 formed in the hood 40 to the edge of the face mask 10. For example, as shown in FIGS. 4 and 5. As shown, it can be configured to include the upper connector 110, lower connector 130 and the side connector 150.

The upper connector 110 is a component that connects the upper portion of the exposed hole 41 formed in the hood 40 on the front surface of the face mask 10, the upper block 111 as shown in Figs. , The upper ring 113 and the hook 115 can be configured.

The upper block 111 is formed in the upper portion of the front surface of the face mask 10, as shown in Figure 4 protruding to form the upper portion of the lens hole 12, the through-hole 111a is formed in the transverse direction to be described later The hook 115 is combined.

The upper ring 113 is fixed to the upper portion of the exposed hole 41 formed in the hood 40 as shown in Figure 5 to form a ring.

Hook 115 is as shown in Figure 4, one side is inserted into the through hole 111a of the upper block 111, the other side is inserted into the upper ring 113 of the hood 40, the hood (40) Connect the upper portion of the exposed hole 41 of the) to the upper portion of the face mask (10).

The hook 115 is bent in a zigzag form as shown in Figure 6 may be composed of a bending pin to form a '' form, one side (115a) is a through hole 111a of the upper block 111 It penetrates in a horizontal state and the other side 115b penetrates through the upper ring 113 in a horizontal state. And, the hook 115 is fixed to both sides of the upper block 111 and the upper ring 113 as the end 115c of both sides is formed in a hook form as shown.

Here, the hook 115 may be carried in a fixed state by being caught by the face mask 10 as usual, or alternatively, it may be fixed and carried by the hood 40.

The lower connector 130 is a component that connects the lower portion of the exposed hole 41 formed in the hood 40 at the lower front of the face mask 10, and as shown in FIGS. 4 and 5, the lower block 131. , The lower ring 133 and the hook 115 can be configured.

The lower block 131 is formed in the lower portion of the face mask 10 while forming the same shape as the upper block 111 described above as shown in FIG.

The lower ring 133 is provided in a ring shape in the lower portion of the exposed hole 41, as shown in FIG.

Hook 115 is connected to the lower side of the hood 40 to the face mask 10 while both sides are inserted into the through-hole 131a and the lower ring 133 of the lower block 131 as described above.

Side connector 150 is a component for connecting the side of the hood 40 to the face mask 10 by connecting the side of the exposure hole 41 of the hood 40 to the above-described buckle 20, for example, Figure 4 and As shown in FIG. 5, the holder 151 and the band strap 153 may be configured.

Holder 151 is formed in a hole shape on one side of the buckle 20 to which the hook 14 of the face mask 10 is coupled as shown in FIG.

Band strap 153 is provided in both sides of the exposure hole 41 formed in the hood 40 as shown in Figure 5 penetrates through the holder 151, through the Velcro fastener 153a installed at the end in a ring shape It is fixed to the buckle 20 in a state wound around the buckle 20.

That is, the band strap 153 is fixed to the buckle 20 coupled to the hook 14 of the face mask 10 through the holder 151, so that both sides of the hood 40 may be disposed on the side of the face mask 10. Connect.

Accordingly, the hood 40 is partially connected along the edge of the face mask 10 by the upper connector 110, the lower connector 130 and the side connector 150, the edge of the exposure hole (41).

On the other hand, the present invention can be configured to further include a fastening string 50, a string ring 60 and a fastener 70 as shown in FIG.

Twist 50 is provided on the lower end of the hood 40 as shown in Figure 5 to tighten the lower end of the hood 40 to prevent the lower end of the hood 40 to flow, the toxic material is the lower end of the hood 40 To prevent ingress.

Strap ring 60 is fixed to the lower end of the hood 40, as shown in Figure 5, the hood 40 to be movable, it is formed as a plurality of rings are fastened by the string 50 is passed through.

The fastener 70 is a component for fixing the strap 60 to the hood 40, and may include, for example, a fixed membrane 71 and a thermoplastic film 73 as shown in FIG. 5.

The fixed membrane 71 is a member in which the string ring 40 is integrally fixed, and it is preferable that the fixed membrane 71 is made of a fabric of the same material as the hood 40. In this fixed membrane 71, the string ring 60 may be fixed with a bar. Alternatively, the string ring 60 may be thermally fused or ultrasonically fused or bonded.

The thermoplastic film 73 is disposed between the surface of the hood 40 and the fixed membrane 71 as shown in FIG. 5 to attach the fixed membrane 71 to the surface of the hood 40 while being melted by high heat. . The thermoplastic film 73 may be composed of, for example, a film made of hot melt. In addition, the thermoplastic film 73 may be formed with a hole in the center to reduce the material cost, alternatively it may be composed of a thin film material without a hole.

The operation of the gas mask according to the present invention including the above components will be described.

The face mask 10 is worn on the face in the NBC pollution area. At this time, the face mask 10 is worn in close contact with the face as the coupling strap 31 of the rear head cover 30 coupled to the hook 14 through the buckle 20 as shown in Figure 3 is tightened. do.

When the wearer is to shield the head from toxic substances, the face through the exposed hole 41 of the hood 40 while wearing the hood 40 to the head while wearing the face mask 10 as shown in FIG. After exposing the front surface of the mask 10, the edge of the exposure hole 41 is connected to the edge of the face mask 10 through the connector 100.

At this time, the wearer is the upper ring 113 and the lower ring of the hood 40 to the hook 115 is fixed to the upper block 111 and the lower block 131 as shown in Figs. 133 is respectively inserted and fixed, and the band strap 153 provided on both sides of the hood 40 is penetrated through the holder 151 provided in the buckle 20 to be fixed through the Velcro fastener 153a.

Then, the wearer fastens the lower end of the hood 40 by binding the fastening strap 50 provided in the state caught in the strap 60 of the hood 40 as shown in FIG.

As described above, according to the gas mask of the present invention, the edge of the exposed hole 41 formed in the hood 40 is connected to the face mask 10 by the connector 100, so that the hood 40 is firmly and quickly face mask 10. ), The wearer's head can be protected from toxic substances.

Specifically, as the connector 100 is composed of the upper and lower and

side connectors

110, 130, 150, only four portions of the hood 40 are connected to the face mask, so the hood 40 is more firmly and quickly. Can be connected.

In addition, the upper connector 110 and the lower connector 130 is composed of

blocks

111 and 131, rings 113 and 133, and a hook 115 so that the

blocks

111 and 131 are disposed on both sides of the hook 115. ) And the

ring

113 and 133 are fixed in a locked state, thereby preventing the hood 40 from being randomly separated from the face mask 10, and the through hole 111a of the hook 115

block

111 and 131. It may be fixed in the inserted state.

In addition, the side connector 150 is composed of a holder 151 provided on the buckle 20 and a band strap 153 provided on the hood 40 so that the band strap 153 is caught by the holder 151. Since the band strap 153 is fixed by the Velcro fastener 153a installed at 153, the band strap 153 may be fixed simply and firmly.

And, as the lower tension strap 50 is fixed to the string ring 60 is provided at the lower end of the hood 40, the lower end of the hood 40 can be tightened with the tension strap 50, so the lower end of the hood 40 to the toxic substance This can be prevented from infiltrating.

In addition, since the fixed membrane 71 having the string loop 60 fixed thereto is attached to the hood by the thermoplastic film 73, the string loop 60 can be attached to the hood without sewing the string loop.

Since the above embodiments are merely illustrative of preferred embodiments of the present invention, the scope of application of the present invention is not limited to the above, and appropriate modifications are possible within the scope of the same idea. Therefore, since the shape and structure of each component shown in the embodiment of the present invention can be carried out by deformation, it is natural that the modification of the shape and structure belong to the appended claims of the present invention.

The present invention can be applied to the gas mask as described above, but may be applied to various fields such as skin scuba, for example, using components similar to the gas mask.

Claims

A rubber material face that has a purge tube connection hole to which a container is connected, a lens hole to which a lens is mounted, an exhaust hole to which an exhaust unit for exhausting air from inside is mounted, and a hook formed to protrude rearward, and is worn on the face to protect the face from toxic substances. Mask;

A buckle to which the hook of the face mask is detachably coupled to one side;

A back head cover having a coupling strap detachably coupled to the other side of the buckle, and being connected to the rear of the face mask through the buckle as the coupling strap is coupled to the buckle to surround the back of the wearer;

A hood that exposes the front surface of the face mask on which the connection hole, the lens hole, and the exhaust hole are formed, and an edge of the exposure hole is connected to the front edge of the face mask to shield the head of the wearer; And

And a connector connecting the edge of the exposed hole formed in the hood to the face mask.
The method of claim 1, wherein the connector,

An upper connector connecting an upper portion of the hood exposure hole to an upper portion of the front surface of the face mask in which the lens hole is formed;

A lower connector connecting a lower portion of the hood exposure hole to a lower surface of the front face of the face mask in which the exhaust hole is formed; And

And a side connector connecting a side of the hood exposure hole to a front side of the face mask having the hook coupled to the buckle.
The method of claim 2, wherein the upper connector,

An upper block formed on the front of the front face of the face mask and positioned on an upper portion of the lens hole and having a through hole in a transverse direction;

An upper ring fixed to an upper portion of the hood exposure hole to form a ring; And

And hooks connecting the upper part of the hood exposed hole to the face mask as one side and the other side are fixed to the through hole and the upper ring of the upper block.
The method of claim 1, wherein the lower connector,

A lower block protruding from the front face of the face mask in the same body and positioned below the exhaust hole and having a through hole in a transverse direction;

A lower ring fixed to a lower portion of the hood exposure hole to form a ring; And

And hooks connecting the lower part of the exposed hole of the hood to the face mask as the one side and the other side are fixed to the through hole and the lower ring of the lower block.
The method of claim 1, wherein the lateral connector,

A holder having a hole shape provided in the buckle to which the hook provided on the front side of the face mask is coupled; And

And a band strap provided at a side of the hood exposure hole and having a Velcro fastener installed at an end thereof, the band strap being fixed to the buckle in a state in which an end passes through the holder and is wound around the buckle.
The method of claim 1,

A lower tension strap for tightening the lower end of the hood;

A strap ring for fluidly fixing the tension strap to the hood; And

A gas mask further comprising; a fastener for fixing the strap to the hood.
The method of claim 1, wherein the fastener,

A fixed membrane to which the string ring is fixed while forming a ring shape; And

And a thermoplastic film disposed between the surface of the hood and the fixed membrane and attached to the surface of the hood while being melted by high heat.