KR20210026421A - Protect Apparatus for Face Full Breathing - Google Patents

Abstract

A full-face breathing protection apparatus according to an embodiment of the present invention includes: a frame with an open center; a lens cover provided in the open center of the frame; and a purification device mounted on both sides of the lens cover to purify the air on one side and provide the purified air to the other side. The purification device is provided on each side of the full-face breathing protection apparatus not to obstruct a wearer′s field of vision, thereby improving the wearer′s view. Also, the present invention can provide an effect of improved stability by being able to protect the wearer from external substances such as dust by using a helmet together with the full-face breathing protection apparatus.

Description

Protective Apparatus for Face Full Breathing}

The present invention relates to a front respiratory protection device, and more particularly, to a front respiratory protection device for protecting a wearer from dust and external contaminants.

In general, breathing masks are worn to protect people working in environments where toxic or harmful pollutants are present in the air. For example, it is very important for the operator to provide and use any protective device as well as a device to protect breathing in a place where paint spraying, scattering particles or droplets, or a contaminant that may irritate the eyes may be produced.

These protective devices are divided into a mask that can protect only the area that affects breathing, and a full-face mask that can protect the eyes as well. For example, it may be used as a front mask covering the entire face of the wearer, and a hood or helmet covering the entire head of the wearer.

On the other hand, such a protective device may have a half or quarter mask that does not cover the eyes, and if a mask protective device such as such a half or quarter needs to protect the eyes and head separately, the wearer has a separate There was a problem with the use of goggles and helmets.

In addition, a filter (purification device) is attached to the lens cover, and when the service life is over, dust cannot be filtered, so replacement has to be easy, so that the filter is placed near the wearer's field of view, thereby obstructing the wearer's field of view. .

The problem to be solved by the present invention is to improve the wearer's field of vision even if a filter (purification device) is mounted on the lens, and to provide a front respiratory protection device capable of integrally applying a helmet.

However, the objects of the present invention are not limited to the above-mentioned objects, and other objects not mentioned will be clearly understood by those skilled in the art from the following description.

In order to achieve the above object, the front breathing protection device according to an embodiment of the present invention includes a frame with an open center, a lens cover provided at the center of the frame, and air on one side of the lens cover, respectively. It includes a purification device that purifies and provides it to the other side.

In addition, the lens cover may include a hinge portion that rotates to open and close about one side of the frame.

In addition, the lens cover may be connected to the purification device, and a suction port through which air purified from the purification device is introduced may be formed.

In addition, the purification device may be formed to have a predetermined curvature along a longitudinal direction of the lens cover, and may be installed on the lens cover in proximity to the frame.

In addition, it may include a helmet connected to the frame to protect the wearer's head.

In addition, the helmet may have a sliding groove so that the frame is slidingly inserted.

According to the front respiratory protection device of the present invention, a purification device is provided on the side of the front respiratory protection device to avoid the wearer's gaze, thereby improving the wearer's visibility. There is an effect of improving stability by being able to protect.

The effects of the present invention are not limited to the above-mentioned effects, and other effects that are not mentioned will be clearly understood by those skilled in the art from the description of the appended scope.

1 is a front view showing a front respiratory protection device according to an embodiment of the present invention,
Figure 2 is a side view showing the side of Figure 1;
3 is a front view showing a front respiratory protection device according to a second embodiment of the present invention,
Figure 4 is a side view showing the side of Figure 3,
5 is a side view showing a front respiratory protection device according to a third embodiment of the present invention.

Before describing the present invention in detail below, it is understood that the terms used in the present specification are for describing specific embodiments and are not intended to limit the scope of the present invention, which is limited only by the scope of the appended claims. shall. All technical and scientific terms used in this specification have the same meaning as commonly understood by those of ordinary skill in the art unless otherwise stated.

Throughout this specification and claims, unless otherwise stated, the term "comprise, comprises, comprising" means to include the recited object, step or group of objects, and steps, and any other object It is not used in the sense of excluding a step, a group of objects, or a group of steps.

On the other hand, various embodiments of the present invention may be combined with any other embodiments unless clearly indicated to the contrary. Any feature indicated to be particularly desirable or advantageous may be combined with any other feature and features indicated to be desirable or advantageous. Hereinafter, embodiments of the present invention and effects thereof will be described with reference to the accompanying drawings.

1 is a front view showing a front respiratory protection device according to an embodiment of the present invention, Figure 2 is a side view showing the side of Figure 1, Figure 3 is a front respiratory protection device according to a second embodiment of the present invention It is a front view, FIG. 4 is a side view showing the side of FIG. 3, and FIG. 5 is a side view showing a front respiratory protection device according to a third embodiment of the present invention.

Referring to FIG. 1, a front respiratory protection device 1 according to an embodiment of the present invention will be described, a frame 20 with an open center, a lens cover 30 provided in the center of the frame 20, and It includes a purification device 40 mounted on both sides of the lens cover 30 to purify air from one side and provide it to the other side. Alternatively, the purification device 40 may be positioned on both sides of the frame 20, respectively.

The frame 20 provides an interface with monolithic structures such as a fluid seal seal with the wearer's face. In addition, the frame 20 includes a lens cover 30 to form a mask body 10 defining a boundary between the outer gas space and the wearer's inner gas space. The frame 20 may be provided with several functional components.

The frame 20 may be provided with a contact portion capable of being in close contact with the wearer. The contact portion is provided between the frame 20 and the wearer's face, and is fixedly mounted on the frame 20. The contact portion may be made of elastic rubber such as silicone rubber, and may be sized to surround the face of the wearer so as not to significantly impede the wearer's vision. On the other hand, the contact portion extends from the frame 20, and includes an adjustment band 28 for closely contacting the frame 20 to the face of the wearer. The adjustment band 28 is tightened from the back of the wearer's head to tightly fix the mask body 10 to the wearer's face.

The frame 20 may be formed of a thermoplastic material that is resistant to high temperatures and chemical agents. For example, the frame 20 may be formed of an engineering-grade thermoplastic such as nylon, Xenoy® resin, and/or combinations thereof. Xenoy® resins are mixtures of semi-crystalline polyesters (which may be, for example, polybutylene terephthalate (PBT) or polyethylene terephthalate (PET)) and polycarbonate.

The lens cover 30 forms a support structure for functional components of the breathing apparatus 10, and the functional components may include one or more components for breathing, components for conversation, sensors, and the like. The lens cover 30 includes a discharge port 38, a conversation port, a suction port 34, and a purification device 40 mounted on the suction port 34.

The lens cover 30 is mounted on the frame 20. It can be formed from a transparent engineering grade thermoplastic such as polycarbonate. Meanwhile, the lens cover 30 may be formed of a similar or different material. The lens cover 32 may be provided in an integral structure with the frame 20, but is provided so as to be detachable as in an embodiment of the present invention, and is provided to be exchangeable due to damage or failure of the lens cover 30 do. The lens cover 30 may be attached to the frame 20 using a molding or bonding process. In addition, the lens cover 30 may be treated with a coating to increase resistance to chemicals and/or scratches.

The lens cover 30 may be of various types, such as coloring, transparency, polarization, auto darkening, and the like. However, in an embodiment of the present invention, since the frame 20 includes functional components of the device, the lens cover 30 may not include these components, and accordingly, the lens cover 30 is used. The amount of material and the complexity of the lens cover 30 can be reduced. The lens cover 30 may have a cylindrical cross section that can extend behind the wearer's eyes when viewed from the side of a suitable wearer of the respiratory protection device.

The suction port 34 may be connected to the purification device 40 and may have a suction port 34 through which air purified from the purification device 40 is introduced. A conventional suction valve is mounted on the suction port 34 to prevent backflow of air into the mask body 10. In addition, the discharge port 38 is provided on the front surface of the lens cover 30, and a valve is provided to prevent external air from being introduced into the mask body 10 in addition to the discharged air. The discharge port 38 is provided around the wearer's mouth and discharges air according to the wearer's breath to the outside.

The purification device 40 is formed to have a predetermined curvature along the longitudinal direction of the lens cover 30, and may be installed on the lens cover 30 close to the side surface of the frame 20. The purifier 40 may comprise a suitable air treatment medium including an inhalation filter element to allow the wearer to breathe ambient air from the outside of the mask body 10. It is filtered or otherwise made safely by an air treatment medium to breathe and/or come into contact with the skin.

For example, in the purification device 40, adsorbent particulates such as activated carbon are commonly used as a gas or vapor filter in the breathing device. The purification device 40 is generally classified according to the manner in which the adsorbent material is supported in the filter, and in this case, a stacked nonwoven purification device, a stacked foam purification device, a combined adsorbent purification device, and a packed bed purification device And the like.

Here, the filter cartridge used in the purification device 40 may be described as a planar type or conformal type. In one embodiment of the present invention, a planar filter cartridge is used as an example. Here, the planar filter cartridge usually comprises a bed of filter material contained within a volume having a flat surface or a plane through which the fluid to be filtered (such as air) enters and exits the bed of filter material. Meanwhile, an air supply hose may be attached to the fluid intake component to deliver clean air to the wearer.

The purification device 40 is detachably provided on the lens cover 30 and can be replaced. The purification device 40 is connected through a suction port 34 and purifies external air to provide purified air to the wearer through the suction port 34. That is, once the wearer 12 inhales clean air, the purification device 40 inhales and purifies the surrounding air, and then provides the purified air to the wearer, and when the wearer spits out the air, the discharge port 38 Air breathed through can be released. On the other hand, the mask body 10 is provided with a chat port, it is possible to amplify and transmit the wearer's voice to the outside through the chat port.

3 is a front view showing a front respiratory protection device according to a second embodiment of the present invention, and FIG. 4 is a side view showing the side of FIG. 3.

Referring to the second embodiment of the front respiratory protection device of the present invention with reference to FIGS. 3 and 4, the lens cover 30 includes a hinge part 50 so as to be rotatable from the frame 20.

The hinge part 50 is connected so that the lens cover 30 is rotatable about the frame 20. The hinge part 50 is provided on the opposite side of the suction port 38. At least one hinge part 50 is provided so that the lens cover 30 can be opened or closed. According to an embodiment of the present invention, one hinge part 50 is provided on the upper center side, but is provided on the inner side toward the wearer, so as not to be exposed to the outside, thereby improving the aesthetics. Accordingly, the mask body 10 can be opened by the wearer holding the suction port 38 and raising it upward. In addition, when the wearer holds the suction port 38 and lowers it again downward, it may be disconnected from the outside air.

5 is a side view showing a front respiratory protection device according to a third embodiment of the present invention.

Referring to FIG. 5, a third embodiment of the front respiratory protection device 1 of the present invention will be described, and the mask body 10 includes a helmet 60 on which the frame 20 is mounted.

The helmet 60 is provided with a sliding groove 64 so that the frame 20 is slidingly inserted and fixed on the inner surface. That is, the upper side of the frame 20 is slidably coupled to the sliding groove 64 of the helmet 60. Alternatively, it may be coupled to the sliding groove 64 by force fitting. Meanwhile, the helmet 60 is provided with an adjustment unit 68 so that the mask body 10 and the helmet 60 can be appropriately adjusted to the wearer's face.

Therefore, the front respiratory protection device 1 wears the mask body 10 in accordance with the wearer's face, the helmet 60 is worn on the head, and then the wearer using the adjustment band 28 and the adjustment unit 68 If adjusted according to, the wearer's gaze is free and the working radius is widened, and the face is protected from dust and external contaminants by the mask body 10 that purifies the air while protecting the entire face, and the head is protected from contaminants or falling substances. Can protect.

Accordingly, according to an embodiment of the present invention front respiratory protection device (1), a purifying device is provided on the side of the front respiratory protection device to avoid the wearer's gaze, so that the wearer's visibility is improved, and the helmet is attached to the front respiratory protection device. When used together, it is possible to protect it from foreign substances such as dust, thereby improving stability.

Features, structures, effects, and the like illustrated in each of the above-described embodiments may be combined or modified for other embodiments by a person having ordinary knowledge in the field to which the embodiments belong. Therefore, contents related to such combinations and modifications should be construed as being included in the scope of the present invention.

10: mask body
20: frame
30: lens cover
40: purification device
50: hinge part
60: helmet

Claims (6)

A frame with an open center;
A lens cover provided in the open center of the frame; And
A front respiratory protection device comprising a purification device mounted on both sides of the lens cover to purify air from one side and provide it to the other side.
The method of claim 1,
Front breathing protection device including a hinge portion that rotates to open and close the lens cover around one side of the frame.
The method of claim 1,
On the lens cover,
A front respiratory protection device to which the purification device is connected and a suction port (34) through which air purified from the purification device is introduced.
The method of claim 1,
The purification device,
A front respiratory protection device formed to have a predetermined curvature along the length direction of the lens cover, and installed on the lens cover in proximity to the frame.
The method of claim 1,
Front respiratory protection device comprising a helmet connected to the frame to protect the wearer's head.
The method of claim 4,
The helmet,
Front respiratory protection device with a sliding groove formed so that the frame is slidingly inserted.

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