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WO2022083500A1 - Masque cloisonné à ajustement par le nez - Google Patents

Masque cloisonné à ajustement par le nez Download PDF

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Publication number
WO2022083500A1
WO2022083500A1 PCT/CN2021/123889 CN2021123889W WO2022083500A1 WO 2022083500 A1 WO2022083500 A1 WO 2022083500A1 CN 2021123889 W CN2021123889 W CN 2021123889W WO 2022083500 A1 WO2022083500 A1 WO 2022083500A1
Authority
WO
WIPO (PCT)
Prior art keywords
nose
barrier layer
mask
layer
filter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2021/123889
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English (en)
Chinese (zh)
Inventor
邱萍
何富伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of WO2022083500A1 publication Critical patent/WO2022083500A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • A41D13/1161—Means for fastening to the user's head
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D27/00—Details of garments or of their making
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00—Materials specially adapted for outerwear
    • A41D31/02—Layered materials
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00—Materials specially adapted for outerwear
    • A41D31/04—Materials specially adapted for outerwear characterised by special function or use
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00—Materials specially adapted for outerwear
    • A41D31/04—Materials specially adapted for outerwear characterised by special function or use
    • A41D31/30—Antimicrobial, e.g. antibacterial
    • A41D31/305—Antimicrobial, e.g. antibacterial using layered materials

Definitions

  • the present invention relates to sanitary protection articles, specifically masks.
  • Masks are sanitary products that can be widely used in daily life protection, or in some occasions requiring protection, such as the health protection of fire rescue personnel, fire cause investigators, fire supervision, publicity and training personnel, medical staff, military and police personnel, etc.; masks Generally, it is worn on the mouth and nose to filter the air entering the mouth and nose to achieve the effect of blocking harmful gases, odors, droplets, viruses and other substances. Masks have a certain filtering effect on the air entering the lungs. Wearing masks has a very good effect when working in a polluted environment such as dust when respiratory infectious diseases are prevalent.
  • the existing commonly used masks include the mask body and the hanging ear elastic rope.
  • the mask body is a multi-layer structure, including an outer layer, a filter layer and an inner layer, and the outer layer is a special antibacterial layer (non-woven fabric or ultra-thin polypropylene meltblown). material layer), the inner layer is a skin-friendly material (ordinary sanitary gauze or non-woven fabric), and the filter layer is an isolation filter layer (superfine polypropylene fiber meltblown material layer).
  • the traditional structure of the mask is a three-layer structure, and the protective effect of the mask is greatly affected by the fit between the edge of the mask and the human face, and there is a defect of insufficient sealing effect.
  • the mask with good dust-proof effect which adopts a breathing buffer layer, a barrier layer, two funnels
  • the edge of the filter belt layer is fixedly connected with the edge of the barrier layer
  • the breathing buffer layer is arranged between the filter belt layer and the barrier layer
  • two funnel-shaped conduits pass through the barrier layer and are fixed on it.
  • the distance between the two is the same as the distance between the two nostrils of a person.
  • the fit between the edge of the mask and the human face has a greater impact on the overall protective effect of the mask, and there is a defect that the overall protective effect of the mask is insufficient.
  • the above-mentioned mask with barrier layer may even reduce the comfort of wearing the mask.
  • the present invention provides a nose-sticking partition mask that adopts a partitioned filter protection design, which better adapts to the usage of the mouth and nose when wearing, and has the advantages of more comfortable wearing and overall protection. The advantage of better sex.
  • the present invention provides the following technical solutions:
  • a nose-sticking type partition mask includes a mask body, the mask body includes an outer bacteriostatic layer and a filter layer stacked from outside to inside, a nose breathing mechanism is provided on the mask body, and the nose breathing mechanism includes a nose breathing device for nasal breathing and ventilation.
  • a ventilating head and a barrier layer are provided, and the barrier layer is located on the side of the filter layer facing the human face. It is characterized in that: the mask body includes a first protective filter area surrounded by the edge of the barrier layer and covered by the barrier layer, and a staggered barrier layer. In the second protection area, the edge of the barrier layer is sealed and connected to the filter layer of the first protection area, and a ventilation gap connecting the nasal ventilation head is formed between the filter layer and the barrier layer.
  • a first protective filter area is formed on the mask body, and at the same time, a second protective area with a staggered barrier layer is provided on the mask body, that is, the barrier layer does not completely cover the entire mask, thereby realizing a double protection area design on the mask ,
  • the mask body adopts the first protection filter area design, and mouth breathing mainly relies on the second protection area; in actual use, breathing is mainly completed through the nose, and the nose ventilation head and the nose are attached
  • the degree of fit can be adjusted and controlled as needed, that is, as long as the nose ventilation head is in contact with the nostrils, the comfort of wearing is ensured.
  • the ventilation is mainly carried out in the ventilation gap, and the protective effect formed by the ventilation gap is guaranteed by the sealing connection between the barrier layer and the filter layer, which has a good protection guarantee.
  • the exhaust gas formed by the main breathing will not enter the human face in large quantities through the barrier layer, and the exhaust gas on the human face can be discharged through the second protection area, thereby improving the overall comfort and protection of the mask, greatly weakening the The importance of the influence of the fit between the edge of the mask and the human face on the protective performance of the mask.
  • the nose-sticking partition mask of the invention can better take into account the comfort and protection requirements, not only improves the filtering protection effect, but also has better wearing comfort and prolongs the wearing time of the mask, thereby further improving the protective effect of the mask on people.
  • the area of the barrier layer is smaller than the area of the filter layer covered by the barrier layer, so that the barrier layer is raised on the filter layer after the mask body is worn.
  • the area of the barrier layer is smaller than the area of the covered filter layer, so that after the mask is worn and the filter layer is unfolded, a bulge can be formed between the barrier layer and the filter layer, so that there is more space between the barrier layer and the filter layer.
  • the large ventilation gap facilitates the exchange of gas, and the breathing is smoother and more comfortable when the mask is worn.
  • the barrier layer is located in the middle of the mask body, and the second protection zone on the mask body surrounds the first protection filter zone.
  • the gas entering the second protective filter zone can be better discharged.
  • the nasal ventilation head includes a nasal ventilation tube integrally formed with the barrier layer.
  • the processing is convenient.
  • the barrier layer is a protruding shape toward the filter layer, the barrier layer is formed with a plurality of bumps on the side facing the filter layer, and the filter layer is supported by the bumps to form the ventilation gap.
  • the wearing is more comfortable, and the ventilation gap can be formed more reliably.
  • the end of the nose ventilating head that matches the nose of the human body is a nose sticking end close to the nostrils, the nose sticking end is made of flexible rubber, and the nose sticking end has a thin, elastically deformable nose alar piece.
  • the end of the nose ventilating head that cooperates with the nose of the human body is a nose sticking end close to the nostril, the nose sticking end is made of flexible rubber, and the nose sticking end is integrally formed with a ring of annular ribs that fit with the nostrils of the human body.
  • the outer surface of the annular rib is arc-shaped.
  • Fig. 1 is the structure schematic diagram of the nose sticking type partition mask of the specific embodiment of the present invention.
  • Fig. 2 is the longitudinal cross-sectional structural schematic diagram of the nose sticking type partition mask of the specific embodiment of the present invention.
  • Fig. 3 is the structural schematic diagram of the nose ventilating head of the specific embodiment of the present invention using the design of the nose alar piece;
  • FIG. 4 is a schematic structural diagram of a barrier layer according to a specific embodiment of the present invention.
  • a nose-sticking type partition mask disclosed by the present invention includes a mask body 1, and the mask body 1 is connected with a fixing member 3 for fixing the mask on the human face, such as hanging ears, the mask body 1 It includes an outer antibacterial layer 11 and a filter layer 12 stacked from outside to inside, so as to make wearing comfortable.
  • the mask also includes an inner layer 13, the inner layer 13 is on the side of the filter layer 12 facing the human face, the mask body 1 is provided with a nasal breathing mechanism, and the nasal breathing mechanism includes a nasal ventilation head 2 for nasal breathing and ventilation, and
  • the first protective filter area 1-1 formed and covered by the barrier layer 14, and the second protective area 1-2 staggered from the barrier layer 14, that is, there is still between the edge of the mask and the body seal and the edge of the barrier layer 14.
  • the connection includes that the barrier layer 14 is directly fixed on the filter layer 12 to realize two sealed connections, or when the mask has an inner layer design, the barrier layer 14 is located on the inner layer 13, that is, the barrier layer 14 and the filter layer.
  • the filter layer 12 and the inner layer 13 can be welded together by ultrasonic directly at the edge of the barrier layer 14 to achieve the sealing connection between the barrier layer 14 and the filter layer.
  • the process may be easier to achieve; of course, a structure design in which the barrier layer is located between the filter layer 12 and the inner layer 13 can also be designed.
  • the edge of the barrier layer 14 is sealed and connected to the filter layer 12. For example, an ultrasonic welding process is used.
  • the edge of the barrier layer 14 is surrounded by the first protective filter area 1-1 covered by the barrier layer 14.
  • the barrier layer 14 and the filter layer 12 There is a ventilation gap 15 therebetween, the nasal ventilation head 2 is fixed on the barrier layer 14 , and the nasal ventilation head 2 leads to the ventilation gap 15 .
  • the edge of the barrier layer is sealed and connected to the filter layer, thereby forming a first protective filter area on the mask body, and at the same time, there is a second protection area on the mask body that staggers the barrier layer, that is, the barrier layer does not completely cover the entire mask, so that the mask body is not completely covered.
  • breathing is mainly completed through the nose, and the fit between the nose ventilation head and the nose can be adjusted and controlled as needed, that is, as long as the nose ventilation head and the nostrils are in contact, Yes, to ensure the comfort of wearing.
  • the nasal ventilation head is placed at the nostrils of the human body.
  • the nasal breathing and ventilation are mainly carried out in the ventilation gap.
  • the sealing connection between the barrier layer and the filter layer ensures ventilation.
  • the protective effect formed by the gap has a good protection guarantee.
  • a certain amount of air leakage is allowed, and a small amount of gas leaking from the nose enters the second protection zone.
  • the second protection zone realizes filtering protection; at the same time, mouth breathing is mainly filtered and protected through the second protection zone; thus forming a multi-dimensional three-dimensional protection.
  • the exhaust gas formed by the main breathing will not enter the human face in large quantities through the barrier layer, and the exhaust gas on the human face can be discharged through the second protection area, thereby improving the overall comfort and protection of the mask, greatly weakening the The importance of the influence of the fit between the edge of the mask and the human face on the protective performance of the mask.
  • the nose-sticking partition mask of the invention can better take into account the comfort and protection requirements, not only improves the filtering protection effect, but also has better wearing comfort and prolongs the wearing time of the mask, thereby further improving the protective effect of the mask on people.
  • the nose-mounted partition mask expands the adjustment of the protection and comfort of traditional masks from only one dimension of the sealing of the edge of the mask to the sealing of the edge of the mask, nasal ventilation ratio, nasal In the three dimensions of air tightness of the vent, it greatly eliminates the influence of facial heterosexuality on the sealing performance of the mask.
  • the user's requirements for the protection and comfort of the mask can be better met.
  • the area of the barrier layer 14 is smaller than the area of the filter layer 12 covered by the barrier layer 14 , so that the barrier layer 14 is raised on the middle filter layer 12 after the mask body 1 is worn.
  • the area of the barrier layer is smaller than the area of the covered filter layer, so that after the mask is worn and the filter layer is unfolded, a bulge can be formed between the barrier layer and the filter layer, so that there is a larger ventilation gap between the barrier layer and the filter layer , to facilitate the exchange of gas, and to breathe more smoothly and comfortably when wearing the mask.
  • the barrier layer 14 is located in the middle of the mask body 1, and the second protection zone 1-2 on the mask body 1 surrounds the first protection filter zone 1-1.
  • the gas entering the second protective filter area can be discharged better, and the mask can be easily fitted to the face of the human body.
  • the nasal ventilation head includes a nasal ventilation tube 22 integrally formed with the barrier layer 14, and the end of the nasal ventilation tube 22 is installed with a structure that fits the nose of the human body more comfortably, that is, the nose is attached. End 21 structure.
  • the barrier layer 14 is convex toward the filter layer.
  • the barrier layer 14 is formed with a plurality of bumps 141 toward the filter layer 12.
  • the filter layer 12 is supported by the bumps 141 to form the ventilation gap.
  • the material of the barrier layer 14 can be selected according to needs, preferably soft rubber, such as a silicone sheet, so as to facilitate the integral molding of the nasal ventilation tube 22, of course, a plastic sheet, film, etc. can also be used.
  • the end of the nose ventilating head 2 that is matched with the nose of the human body is the nose sticking end 21 close to the nostrils, the nose sticking end 21 is made of flexible rubber, and the nose sticking end 21 is made of flexible rubber. 21 is placed at the front edge of the nostrils of the human body, and is more comfortable to wear.
  • the nose ala piece is deformed when entering the nostril to achieve a good sealing and fixing effect, and the thin and elastically deformable nose ala piece design has better softness and comfort.
  • the nose sticking end 21 is integrally formed with a ring of annular rib 212 that fits with the nostril of the human body, and the outer surface of the annular rib 212 is arc-shaped. Positioning and sealing are achieved by using raised ribs, and the structure is simple.
  • the core principle of the mask with the partition design of the present invention is secondary protection.
  • the protection of the mask the ventilation ratio of the nasal area * the airtightness of the nasal ventilation hole + [the ventilation ratio of the mouth area + the ventilation ratio of the nasal area * (1- the airtightness of the nasal ventilation hole)] * the airtightness of the mask Air tightness.
  • the original mask is a special case when the air tightness (y) of the nose vent is zero.
  • the effect of changing the air tightness of the mask is:
  • the original structure is
  • the new structure mask is to further improve the protection, it should be balanced. From the perspective of comfort, the difficulty of improving these three indicators is different. It is the most difficult to improve the air tightness of the overall mask, and the human body is the most uncomfortable. The air tightness of the nose is next, and the breathing ratio of the nose is the easiest. , Breathe less with your mouth.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

L'invention concerne un masque cloisonné à ajustement par le nez, comprenant un corps de masque (1) ; le corps de masque (1) comprend une couche bactériostatique externe (11) et une couche filtrante (12) qui sont empilées de l'extérieur vers l'intérieur ; un mécanisme respiratoire nasal est disposé sur le corps de masque (1) ; le mécanisme respiratoire nasal comprend des têtes de ventilation respiratoire nasale (2) et une couche barrière (14) ; la couche barrière (14) est située sur le côté de la couche filtrante (12) faisant face au visage humain ; le corps de masque (1) comprend une première région de filtre de protection (1-1) formée en étant entourée par le bord de la couche barrière (14) et recouverte par la couche barrière (14) et une seconde région de protection (1-2) séparée de la couche barrière ; le bord de la couche barrière est relié à la couche filtrante (12) de la première zone de filtre de protection (1-1) de manière étanche, et un espace de ventilation en communication avec les têtes de ventilation nasale (2) est formé entre la couche filtrante (12) et la couche barrière (14), de sorte que ledit masque est plus confortable à porter et a un meilleur effet protecteur.　
PCT/CN2021/123889 2020-10-22 2021-10-14 Masque cloisonné à ajustement par le nez Ceased WO2022083500A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202022373762 2020-10-22
CN202022373762.X 2020-10-22

Publications (1)

Publication Number Publication Date
WO2022083500A1 true WO2022083500A1 (fr) 2022-04-28

Family

ID=78916625

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/123889 Ceased WO2022083500A1 (fr) 2020-10-22 2021-10-14 Masque cloisonné à ajustement par le nez

Country Status (2)

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CN (1) CN113812700A (fr)
WO (1) WO2022083500A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113812700A (zh) * 2020-10-22 2021-12-21 邱萍 贴鼻式分区口罩

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CN113812700A (zh) * 2020-10-22 2021-12-21 邱萍 贴鼻式分区口罩

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CN104026772A (zh) * 2014-05-29 2014-09-10 胡晓黎 防尘效果好的口罩
CN106617384A (zh) * 2015-11-04 2017-05-10 钟劲枫 入鼻式口罩
CN107259674A (zh) * 2017-07-05 2017-10-20 王恒成 一种新型鼻吸式口罩
JP6770223B1 (ja) * 2020-01-01 2020-10-14 マフレン株式会社 鼻孔マスク
CN213404934U (zh) * 2020-02-17 2021-06-11 湖南中洲节能科技股份有限公司 一种分腔式呼吸口罩
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Publication number Priority date Publication date Assignee Title
CN203913466U (zh) * 2014-05-29 2014-11-05 胡晓黎 防尘效果好的口罩
CN104147719A (zh) * 2014-08-12 2014-11-19 广州拜费尔空气净化材料有限公司 带有新型呼吸阀的口罩
KR101647930B1 (ko) * 2015-12-29 2016-08-11 한예지 음이온을 이용한 공기정화 필터 분리형 방진마스크
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CN107149182A (zh) * 2016-03-02 2017-09-12 苏州全睿智能科技有限公司 智能双腔口罩
CN106072914A (zh) * 2016-07-17 2016-11-09 徐自升 一种鼻腔直通式呼吸滤袋口罩
CN206659173U (zh) * 2016-09-12 2017-11-24 宣德医材科技股份有限公司 置入式鼻垫的防护口罩
KR20190030427A (ko) * 2017-09-14 2019-03-22 주식회사 올테크코리아 마우스피스 및 이를 구비한 마스크
CN209202201U (zh) * 2018-11-20 2019-08-06 华新医材股份有限公司 一种新气密防护口罩
CN113812700A (zh) * 2020-10-22 2021-12-21 邱萍 贴鼻式分区口罩

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