KR102526346B1 - Protective mask - Google Patents

Abstract

The present invention relates to a face protective mask. The face protective mask of the present invention comprises: an exhaust means disposed on the front upper part of a frame of the face protective mask worn along the face to discharge external air taken in from the bottom and the wearer's exhaled breath to the front side, so hair does not fly when the air is discharged to prevent the front view from being blocked by flying hair; a face protective means attachable to and detachable from the internal surface of the frame to be separated and washed after worn, thereby allowing the mask to be sanitarily worn; and a hanging means adhering closely to the back of the wearer's head on the rear edge of the frame and including a calling means that enables contact or communication with the outside, wherein the face protective mask can be stably and tightly secured to the back of the head by the hanging means and the calling means provides the convenience of allowing the wearer to come in contact or communicate with the outside without taking off the protective mask even while wearing the protective mask.

Description

Face shield {PROTECTIVE MASK}

The present invention relates to a face shield, and more particularly, when worn, it is in close contact with the wearer's face to block polluted air from the outside, and to secure a transparent view by forcibly exhausting intake and exhalation forward during breathing. , It relates to a face shield that can comfortably wear a hard hat or a hat even while wearing a protective gear.

In addition, the present invention relates to a safe and hygienic face shield that allows communication or communication with the outside without taking off the face shield, and separates and cleans the face contact area.

Recently, yellow dust and fine dust introduced from China's deserts or various industries cause respiratory diseases in the human body and lower immunity. It permeates into the lungs and lungs, and at this time, some of the ultrafine dust that permeates is known to cause various diseases in the human body as it travels through the blood.

In addition, life-threatening viruses such as SARS in 2002, H1N1 influenza in 2009, and MERS in 2012, and the Corona 19 virus that occurred in China in 2019 are highly contagious and spread around the world in just a few months, killing tens of millions of people. Terrible things have happened that threaten life and claim the lives of millions of people.

Therefore, it is important to wear a mask that protects the face to prevent infection and protect life from viruses or ultrafine dust that threaten life and even lead to death.

As part of this, a face shield, in particular, a KF mask, which has the effect of blocking not only ultra-fine dust but also viruses, is worn. And, since it is disposable, it generates a lot of waste due to frequent replacement. For workers who heal virus-infected areas or virus-infected people, there is a problem in that the use is limited because it is insufficient to prevent virus invasion because it is not a structure that covers the entire face.

Recently, a convenient and hygienic mask has been developed that safely protects against ultrafine dust and viruses when worn and induces smooth breathing.

As part of this, Korean Patent Publication No. 10-2016-0121012 (name: mask with fan motor) is capable of inhaling outside air and includes a face cover worn in the form of covering the user's face; and a discharge means mounted on an outer surface of the face cover to discharge the user's exhaled breath to the outside. The face part cover further includes an opening at a portion of the face part cover to allow exhaled breath existing inside the face part to be discharged, and the discharge means includes a fan motor for discharging user's exhaled breath, and exhaled breath discharged by the fan motor. and a case for guiding to the outside, and the case is composed of a fixed case mounted on an outer surface of the face cover and a coupling case coupled to the fixed case and in which the fan motor is mounted, and the fixed case is composed of a user's exhalation breath A plurality of vents through which the flow is provided, and in the prior art, exhaled breath generated during respiration can be discharged to the outside by providing a discharge means in the face cover mounted on the user's face, and the inhalation existing in the face cover By being discharged, it is possible to prevent fogging that occurs on the user's glasses or goggles, but since the mask is provided with only a discharge means and no suction means, it is difficult to inhale external air, which makes it uncomfortable to use for a long time because it is uncomfortable to wear. I had a problem with having a .

In addition, Korean Patent Publication No. 10-2019-0072304 (name: mask window) covers at least the nose part from the user's eyes in front of the user's face, and at least the degree of protrusion of the upper and lower parts of the user's face forward between the user's eyes and nose a mask window that is the same or has an upper part protruding more than a lower part; and an anti-fog rib protruding at a predetermined height and a predetermined length from the rear surface of the mask window, wherein the anti-fog rib is formed inclined downward. Although it is possible to prevent fogging of the mask by preventing exhaled breath from moving to the inlet duct, the anti-fogging ribs protruding from the mask are caught in the mouth or nose, making it uncomfortable to wear and even causing injury.

The problem to be solved by the present invention is to provide a safe face shield that can prevent ultra-fine dust or viruses from entering or penetrating into the human body from the outside in a state of being closely worn on the face of the human body.

Another object of the present invention is to purify and introduce external air while wearing it closely to the face, breathe with the introduced clean air, and forcibly exhaust the exhalation generated during breathing so that there is no discomfort even when worn for a long time. To provide face protection.

Another object of the present invention is to provide a face protector that can provide more convenience in use by enabling smooth contact or communication without taking off the protector when contacting or communicating with the outside while being worn closely to the face. there is.

Means to solve the problem of the present invention, the front and rear open, the frame is formed according to the facial contour frame; a transparent window coupled to the front of the open edge of the frame to protect the face from splashes or contaminants from the outside and to secure a forward view; an air intake unit installed below the rim of the frame to purify and intake air from the outside; Exhaust means coupled to an upper portion of the rim of the frame and forcibly exhausting the purified outside air and exhaled breath of the wearer forward; a face protection means coupled to the inner surface of the frame and in close contact with the face to block ultra-fine dust and viruses and protect the face; Hook means coupled to the upper and lower left and right sides of the rear edge of the frame to hang in close contact with the back of the wearer's head; And it is characterized in that it includes a communication means for contacting or communicating with the outside by bending the hanging means downward to be located at the wearer's ear.

The frame includes a grill at the bottom of the rim for distributing and guiding the air purified by the intake means upward, an exhaust grill at the top of the rim for exhausting the outside air taken in from the grill and exhaled breath of the wearer forward, and the rim of the frame. It is characterized in that it includes upper and lower fixing parts into which the hanging means are inserted and fixed on the rear left and right sides.

The face protection means includes a coupling means that is detachable and attached to the inner surface of the rim of the frame.

The effect of the problem-solving means of the present invention is to provide an exhaust means on the front upper part of the frame of the protective equipment worn along the face to forcibly exhaust the outside air sucked in from the lower part and the wearer's exhalation to the front, so that hair is not blown during exhaustion, so that hair does not fly. It is possible to prevent the front sight from being covered by flying, and a detachable and attachable face protection means is provided on the inner surface of the frame so that the face protection means can be separated and washed after wearing, so that it can be worn hygienically. By providing a hanging means with a communication means that is in close contact with the back of the wearer and can communicate with the outside on the rear edge, it can be stably fixed to the back of the head by the hanging means and the protective gear can be worn by the communication means It provides an effect that can give convenience to contact or communicate with the outside without taking off the protective equipment even in one state.

1 is a front perspective view of the face shield of the present invention;
2 is a bottom perspective view of the face shield of the present invention;
3 is a bottom perspective view of the face shield with the intake means separated;
Figure 4 is a rear perspective view of the frame applied to the face shield of the present invention;
5 is a front perspective view of the frame of the face shield of the present invention;
Figure 6 is a top and bottom perspective view of the exhaust means applied to the face shield of the present invention
7 is an enlarged perspective view of the main part of the face shield of the present invention;
8 is a side view of a hanging means applied to the face shield of the present invention.

In the description of the present invention by way of example, the same or similar names and codes are used for components having the same or similar configurations and functions, and additional explanations that may be duplicated or limitedly interpret the meaning of the invention. may be omitted in describing the embodiments of the present invention.

Prior to a detailed description, even though it is described as a singular expression in this specification, in the light of the environment used without clearly distinguishing singular / plural in the use of Korean language and the environment for using common terms in the field, the concept of the invention It is used in the sense of including plural expressions unless it contradicts the interpretation or clearly means otherwise. In addition, 'comprises', 'has', 'has', 'includes', 'consists of', etc. described or may be described herein indicates the existence or addition of one or more other features or components or combinations thereof. It should be understood that it is not excluded in advance.

Hereinafter, the present invention will be described in detail based on the accompanying drawings.

First, attached to the present invention, FIG. 1 is a front perspective view of the face protector of the present invention, FIG. 2 is a bottom perspective view of the face protector of the present invention, FIG. 3 is a bottom perspective view of the face protector from which the air intake means is separated, and FIG. is a perspective view of the back of the frame applied to the face shield of the present invention.

5 is a front perspective view of the frame of the face shield of the present invention, Figure 6 is a top and bottom perspective view of the exhaust means applied to the face shield of the present invention, Figure 7 is an enlarged perspective view of the main part of the face shield of the present invention 8 shows a side view of the hanging means applied to the face shield of the present invention.

As shown in FIGS. 1 and 2, the face protector 100 of the present invention includes a frame 10 in which front and rear open rims are formed to fit the facial contour; A transparent window 20 coupled to the front of the open edge of the frame 10 to protect the face from splashes or contaminants from the outside and to secure a front view; an intake unit 30 installed below the rim of the frame 10 to purify and intake external air; Exhaust means (40) coupled to the upper edge of the frame (10) for forcibly exhausting purified intake and exhalation of the wearer; A face protection means 50 coupled to the inner surface of the frame 10 and in close contact with the face contour to protect the face; Hook means (60) coupled to the upper and lower left and right sides of the rim of the frame (10) and walking closely to the back of the wearer's head; It is coupled to the hanging means 60 and is provided as a communication means 70 for contacting or communicating with the outside.

Therefore, after wearing the face shield 100, when the wearer breathes, clean outside air, in which contaminants and viruses contained in the outside air are purified, flows into the inside of the face shield 100 through the intake means 30 at the bottom. Since the inflowed clean outside air is exhausted to the front of the face shield 100 by the exhaust means 40 installed at the top along with the relatively high temperature exhalation exhaled by the wearer, the transparent window 20 of the face shield 100 Since the temperature difference between inside and outside is not generated, fogging does not occur and a transparent field of view is secured.

In addition, in the face shield 100, outside air and exhaled breath are exhausted forward horizontally without being exhausted over the wearer's head by the exhaust means 40, so that the wearer's hair is not blown by the exhaust, so that the hair is blown forward. It relieves the discomfort caused by obstruction of vision.

In addition, since the exhalation of the present invention is exhausted horizontally, the hot exhaled breath does not come up to the head, so field workers can wear it usefully in summer. In particular, even when wearing a hat such as a hard hat, the exhaled breath does not flow back into the protective equipment, and in winter, the exhaled breath and It is comfortable to wear because there is no fogging caused by backflow.

In addition, since the face protector 100 according to the present invention is closely adhered along the wearer's face by the face protection means 50 provided in the frame 10 and closely fixed to the back of the head by the hook means 60, the wearer's The face is not greatly pressed by the face protection means 50, and is stably fixed to the back of the head by the hanging means 60, giving comfort to wear that is not easily peeled off.

In addition, the face shield 100 is equipped with a communication means 70 in the hanging means 60, so that when contacting or communicating with the outside, the wearer contacts and communicates with the outside without taking off the face shield 100. can be easily performed, which provides convenience to the wearer.

As shown in FIGS. 3 to 5, the frame 10 according to the present invention has a front and rear open border formed to fit the facial contour, and the lower edge of the frame 10 is sucked into the central upper surface. A grill 11 for inducing outdoor air upward is provided, and an intake unit 30 for purifying outdoor air is mounted on the bottom of the grill 11 .

In other words, a grill 11 is provided under the rim of the frame 11 as shown in FIG. 3, and an accommodation space 111 is provided on the bottom of the grill, and the intake means 30 is fitted into this accommodation space. . Reference numeral 112 denotes a locking groove.

An insertion part 12 into which an exhaust means 40 is inserted is provided on the upper edge of the frame 10, and the intake means 30 is discharged by the exhaust means 40 at the front of the insertion part 12 It is provided with an exhaust port 13 for exhausting the outside air intake from the wearer's exhalation to the front front.

The inside of the rim of the frame 10 is provided with a coupling surface 14 to which the face protection means 50 is detachable and attached.

The frame 10 is provided with an upper fixing part 150 and a lower fixing part 16 on the left and right sides of the rear surface of the frame, and the upper fixing part 150 has a first fixing groove 151 and a first hook groove ( 152) is provided, and an insertion protrusion 153 is provided adjacent to the first fixing groove 151 and the first hook groove 152.

The lower fixing part 16 is provided with a second fixing groove 161 and a second hook groove 162.

Therefore, on the left and right sides of the rear edge of the frame 10, the hanging means 60 having the communication means 70 are coupled and fixed.

As shown in FIGS. 1 and 2 , the transparent window 20 is formed in a hemispherical shape that protrudes to fit the wearer's face and is fixedly coupled to the front surface of the rim of the frame 10 .

Therefore, the transparent window 20 blocks the penetration of contaminants, fine dust and viruses from the outside, and it is possible to secure a transparent front view.

In addition, the transparent window 20 is configured on the front edge of the frame 10 by fitting, but is replaceable and can be configured of a colored material to protect eyesight.

As shown in FIG. 3, the air intake means 30 is mounted on the lower surface of the grill 11 provided under the rim of the frame 10 to purify pollutants and viruses in the outside air.

The intake means 30 is equipped with a HEPA filter that blocks contaminants and viruses in the air.

Therefore, when the face shield 100 is worn, purified outside air from which contaminants and viruses are blocked flows into the inside of the face shield 100 through the filter and the grill 11 of the air intake means 30, and the wearer You can breathe safely with purified outdoor air.

The intake means 30 includes a case 31 into which a filter is inserted, a perforated plate 32 provided on the bottom of the case 31 to allow outside air to flow in, and a handle protruding to one side of the perforated plate ( 33), and a locking protrusion 34 fitted into the locking groove 112 formed on the wall of the receiving space 111 is provided.

The intake means 40 of this configuration is inserted into the receiving space by pulling or pushing the handle 33, and the filter is washed and replaced.

The exhaust means 40 is inserted and installed into the insertion part 12 and the exhaust port 13 provided on the upper edge of the frame 10.

As shown in FIGS. 1 and 6 , the exhaust unit 40 includes an exhaust body 41 and a cover 42 covering an upper surface of the exhaust body 41 .

The cover 42 has the same shape so that the exhaust body 41 can be inserted and fixed, and a first installation hole in which a battery (not shown) and a substrate (not shown) are located in the center of the exhaust body 41 421 is provided, and a second installation port 422 in which an exhaust fan (not shown) is installed is provided on both sides of the first installation port, and a communication port 423 through which exhalation is introduced is provided on the bottom of the second installation port. are provided

In addition, an exhaust grill 424 located in the exhaust port 13 in front of the second installation port 422 and allowing exhalation to be exhausted horizontally is provided. Reference numeral 425 denotes a switch component in which an ON/OFF switch is provided.

On the other hand, according to the present invention, a molded protrusion 122 is provided on the rear wall of the insertion part 12, and a molded groove 426 assembled to match the molded protrusion is provided on the rear surface of the exhaust body 41. , By combining them, vibration is prevented during operation of the exhaust fan and also becomes an exhaust body. In addition, the molded protrusion is composed of a T-type and a B-type.

The exhaust means 40 having this configuration sucks the wearer's exhaled breath from the inside of the face and the transparent window 20 when the face protector 100 is worn through the communication port 422 and the exhaust fan of the exhaust body 41 By allowing exhaust to the front of the face shield 100 through the exhaust grill 424, the wearer can breathe purified outside air.
In other words, in the exhaust unit of the present invention, the cover 42 covers the upper surface of the exhaust body 41 . Therefore, the exhaled breath vertically flowing into the communication port 423 can be horizontally exhausted to the outside through the exhaust grill 424 .

As shown in FIG. 2, the face protection means 50 according to the present invention is detachably attached along the edge coupling surface 14 of the frame 10 to which the transparent window 20 is coupled.

The face protection means 50 is provided in the form of a tube, and is composed of a cushion layer 52 made of rubber, urethane or sponge, and a fibrous sheath 53 surrounding the cushion layer.

The face protection means 50 is provided with a pair of coupling means 51 for attaching and detaching to the edge coupling surface 14 of the frame 10 .

The coupling means 51 is provided with any one of a Velcro tape, a protrusion, and a slide rail so that the face protection means 50 and the edge coupling surface 14 of the frame 10 can be detached and attached to each other.

Preferably, the present invention is applied to the Velcro tape having a hook surface and a hook surface on the inner surface of the outer shell and the frame edge, and the Velcro tape is provided on the inner surface of the edge of the frame by sewing on the outer shell in an adhesive manner.

Therefore, the face protection means 50 is provided in the form of a tube to prevent the penetration of external contaminants or viruses, as well as to minimize the pressure on the face when worn, so that the pressure on the face after wearing does not remain.

In addition, when the face protection means 50 is worn or after wearing, when contaminants such as sweat generated from the face are stained, it is separated from the frame 10 by the coupling means 51, washed, and then washed. By attaching and wearing it again, it is possible to have a more hygienic wearing feeling.

As shown in FIGS. 6 and 8 , the hanging means 60 of the present invention is provided in close contact with the left and right upper and lower ends of the rear edge of the frame 10 and the back of the wearer.

The hooking means 60 has a front end separated and spaced into an upper end 61 and a lower end 62, and a rear end integrally formed with the front end.

The upper part 61 has a first fixing protrusion 611 inserted into the first fixing groove 151 and the first hook groove 152 provided in the upper fixing part 150 on the rear surface of the frame 10 and fitted and fixed. ) and the first hook 612) are provided.

At the bottom of the upper part 61, the insertion protrusion 153 protruding from the upper fixing part 150 is fitted inward and an insertion part 613 is provided to prevent shaking from side to side even during long-term use. This insertion part It consists of a pair of inserts protruding at intervals.

In other words, the insertion protrusion 153 protrudes long in the longitudinal direction at the inner center of the upper fixing part, and when the insertion part 613 is inserted into the upper fixing part 150 and assembled, the insertion protrusion 153 is a pair of insertion protrusions 153. It is inserted into the inside of the piece, and each insertion piece is inserted between the insertion protrusion 153 and the inner wall of the upper fixing part, that is, assembled as if interlocked, to prevent the hanging means from moving.

In addition, the lower part 62 has a second fixing groove 161 provided in the lower fixing part 160 on the rear surface of the frame 10 and a second fixing protrusion inserted into and fixed to the second hook groove 162 ( 621) and a second hook 622 are provided.

Therefore, in the hanging means 60, the first fixing protrusion 611 and the first hook 612 of the upper end 61 are provided in the first fixing groove provided in the upper fixing part 150 at the rear edge of the frame 10. (151), is fixed to the first hook groove 152 so that it is not separated and separated by being caught by press-fitting, and the second fixing protrusion 621 and the second hook 622 of the lower end 62 of the hanging means 60 is fixed to the second fixing groove 161 and the second hook groove 162 provided in the lower fixing part 16 of the rear edge of the frame 10 so as not to be separated and separated by being hooked together with press-fitting.

Therefore, since the hanging means 60 is fixed to the upper and lower parts of the rear surface of the frame 10, it maintains a stable and solid fixation, thereby improving wearing comfort.

On the other hand, the hook means 60 of the present invention includes two assembly members at the upper and lower ends, that is, the first fixing protrusion 611 and the first hook 612), the second fixing protrusion 621 and the second hook ( 622) to prevent separation, and since each fixing protrusion and hook protrude orthogonally, the hanging means is stably assembled without moving left and right and mutually.

The communication means 70 enables smooth contact or communication with the outside without taking off the face protector 100 when contacting or communicating with the outside while the face protector 100 is worn.

As shown in the drawing, the communication means 70 is provided with an extension frame 73 extending downward from the upper end of the hanging means 60 to position the communication means to the wearer's ear, and the lower end of the extension part. It is provided with an installation portion 72 into which the call device 71 is inserted and installed.

The communication device 71 is equipped with either a bone conduction earphone or a Bluetooth earphone, and in the present invention, a bone conduction earphone is preferable.

A third hook 74 protrudes from the lower part of the upwardly bent extension frame 73 of the communication means 70, and a third hook is inserted and assembled at the rear surface of the frame 10. A third hook groove 170 ) is provided.

Therefore, the communication means 70 is coupled to the upper end of the hook means 60 by the extension frame 73, and the hook means is the upper fixing part 150 and the lower fixing part 160 of the frame 10. ), and the communication means 70 is firmly and securely fixed by being fixed to the third hook groove. In particular, the third hook is located in the center so that the hanging means does not escape or shake even when used for a long time, In addition, the communication device is stably fixed to the frame without shaking.

Reference numeral 80 denotes a cover covering an assembly groove formed in a frame into which the communication means and the upper end of the hanging means are fitted.

100: face shield 10: frame
11: grille 12: insertion part
13: exhaust port 14: coupling surface
150: upper fixing part 151: first fixing groove
152: first hook groove 153: insertion protrusion
16: lower fixing part 161: second fixing groove
162: third hook groove 20: transparent window
30: intake means 40: exhaust means
41: exhaust body 42: cover
421; 1st installation port 422: 2nd installation port
423: communication port 424: exhaust grill
425: switch mechanism 50: face protection means
51: a pair of coupling means 60: hanging means
611: first fixing protrusion 612: first hook
62: lower part 621: second fixing protrusion
70: communication means 71: communication device
72: installation part

Claims (4)

A frame with open front and rear surfaces and a frame formed according to the facial contour;
a transparent window coupled to the front of the open edge of the frame to protect the face from splashes or contaminants from the outside and to secure a forward view;
an air intake means installed at the lower end of the rim of the frame to introduce outside air into the transparent window from the lower part and to purify and supply the incoming outside air;
Exhaust means coupled to the top of the rim of the frame to forcibly discharge purified outside air and exhaled breath of the wearer, and horizontally exhaust the outside air and exhaled breath so that the outside air and exhaled breath are not directed to the wearer's head;
a face protection means consisting of a cushion layer that is detachably coupled to the inner surface of the rim of the frame, protects the face, and adheres closely to block ultra-fine dust and viruses;
It includes; a hanging means coupled to the left and right upper and lower rear sides of the frame and hanging in close contact with the back of the wearer's head,
The frame further includes a grill for distributing and guiding the air purified by the intake means upward at a lower portion of the rim, and an accommodation space provided below the grill and in which a case of the intake means is inserted,
In the air intake means, a filter is inserted into the case, a perforated plate through which outside air is introduced is provided on the bottom of the case, a handle is provided on one side of the perforated plate, and a locking part protrudes from the case to attach to the wall of the receiving space. Further comprising a configuration fitted into the formed engaging groove,
The face protection means is composed of a cushion layer for protecting the face and an outer shell surrounding the cushion layer, and a velcro tape is provided on the inner surface of the outer shell and the frame to be detachable and washable,
An insertion part and an exhaust port into which an exhaust unit is fitted are provided on the upper portion of the rim of the frame, and a molded protrusion is provided on the rear wall of the insertion part,
The exhaust means is composed of an exhaust body inserted into the insertion part and a cover covered with the exhaust body,
A molded groove portion fitted to the molded projection is provided on the rear surface of the exhaust body, and a second mounting hole is provided on both sides of the first mounting hole provided inside the exhaust body, and the exhaust is forward of the second mounting hole. In the configuration in which the grill is installed, the exhaled breath introduced vertically through the communication port formed on the bottom of the second installation port is horizontally exhausted,
The frame has an upper fixing part and a lower fixing part, and the upper fixing part is provided with a first fixing groove, a first hook groove, and an insertion protrusion,
A first fixing protrusion inserted into the first fixing groove and a first hook inserted into the first hook groove are provided at an upper end of the hook means inserted into the upper fixing part, and an insertion portion into which the insertion protrusion is inserted. ,
A second fixing groove and a second hook groove are formed in the lower fixing part of the frame,
A face shield further comprising a second fixing protrusion fitted into the second fixing groove and a second hook fitted into the second hook groove at the lower end of the hook means assembled to the lower fixing part. delete delete According to claim 1,
A face shield comprising an integrally provided installation part into which the call device is inserted and installed in the hanging means.

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