CN105495774B - Diagonal fold folded masks low pressure - Google Patents

Diagonal fold folded masks low pressure Download PDF

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Publication number
CN105495774B
CN105495774B CN 201410825418 CN201410825418A CN105495774B CN 105495774 B CN105495774 B CN 105495774B CN 201410825418 CN201410825418 CN 201410825418 CN 201410825418 A CN201410825418 A CN 201410825418A CN 105495774 B CN105495774 B CN 105495774B
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folded
filter
mask
fold
diagonal
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CN 201410825418
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Chinese (zh)
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CN105495774A (en )
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何驰华
廖彩容
杨章玲
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荆州市中心医院
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Abstract

本发明公开了一种斜向折痕折叠低压口罩,包括由至少一层过滤片构成的面罩,面罩左右两侧连接有固定带,其特征在于过滤片上设有折痕呈竖向的竖向折叠,该竖向折叠的两端在过滤片边缘处粘合;不会压迫口鼻,震动变形小,过滤片与脸部接触面积小,有效过滤面积大,气流顺畅,过滤片各处气流流量均衡,过滤片各处过滤效能能得到平衡发挥,在固定带牵拉下过滤片上边缘处形成一较陡的向外突出空间,该空间的形成还会促使过滤片上边缘的鼻部两侧向面部靠近,鼻翼位置更加靠近鼻翼窝,提高防漏气性能,提高了整体过滤效果;还有面部突出的鼻和下颌分别容置在上、下向外突出空间,没有紧绷的压迫感,佩戴更舒适。 The present invention discloses a low pressure diagonal fold folded masks, including the mask consisting of at least one layer of filter sheet, the left and right sides of the mask with a fixed connection, characterized in that the fold is provided as a vertical filter sheets on a vertical folding , the folded ends of the vertical edge of the pressure-sensitive adhesive sheet of the filter; not oppress the mouth and nose, vibration deformation, with the filter sheet face small contact area, the effective filter area, smooth flow, air flow rate throughout the equalization filter sheet throughout the filter plate filtration performance can be balanced play, forming a steeper outwardly projecting fastening tape drawing space on the lower edge of the filter sheets, forming a space also causes the nose edge filter sheets on both sides in the near surface , a position closer to the nose of the nose and socket, gas leak improve performance, improving the overall filtration effect; and the protruding portion of the nose and chin are accommodated in the upper and lower outwardly protruding space without tight pressure, more comfortable to wear .

Description

斜向折痕折叠低压口罩 Diagonal fold folded masks low pressure

技术领域 FIELD

[0001]本发明涉及一种口罩,特别是涉及一种斜向折痕折叠低压口罩。 [0001] The present invention relates to a mask and more particularly to a low pressure diagonal fold folded masks.

背景技术 Background technique

[0002]随着人们卫生健康意识的提高,口罩作为一种防护工具早已遍布我们生活的各领域,如医疗、化工、家具制造等行业,在工业化进程中致使环境污染的今天我们又不得不带起口罩出行,以避免雾霾伤害,纵观这些口罩的主要作用就是隔离过滤微颗粒及病毒,避免微颗粒和病毒直接吸入肺造成对人身健康的负面影响。 [0002] With the improvement of people's health awareness, masks as a protection tool that has permeated all areas of our lives, such as medical, chemical, furniture manufacturing and other industries, resulting in environmental pollution in the process of industrialization today we had to take since masks trip in order to avoid harm haze, the main role is to look at these masks filter micro particles and virus isolation, avoid micro particles and the virus directly inhaled into the lung causing a negative impact on human health. 现有口罩种类繁多,最常用的仍以碗式口罩和折叠片式口罩为主,碗式口罩由若千层过滤片构成,使用时拉开呈碗状罩在面部,过滤面积相对较小固定有限,而且与人脸接触的并不只是口罩四周边缘,边缘附近的过滤片也会与脸部接触,这就又缩小了过滤片的有效过滤面积,有效过滤面积的减小会增大过滤片内外两侧的压差,致使气流不顺畅有憋气的感觉,压差的加大使过滤片微孔处的气流流速增加,在高速气流的带动下粘附在滤片上的小的微颗粒还会穿过微孔进入呼吸道, 影响过滤效果,高压差还会增大面罩呼吸时的变形幅度;折叠片式口罩由若千层过滤片平铺叠放构成,过滤片上设多道水平的折叠,这一水平折叠结构已经沿袭了几十年,两侧连接固定带,佩戴时上下拉开形成一凹状空间,由于各道折叠水平方向上的长度和过滤片上下边缘的水 A wide range of conventional masks, the bowl is still the most commonly used and folded piece respirator masks mainly composed of a mask when the bowl Melaleuca filter sheet, in the bowl-shaped face mask, the filtration area is relatively small when opened using a fixed limited and not just mask around the edges, near the edges of the filter sheet will be in contact with the face in contact with a human face, which in turn reduces the effective filtration area of ​​the filter sheet, reducing the effective filtration area of ​​the filter sheet increases pressure differential across the inner and outer, so that the air flow is not smooth feeling of suffocation, the flow rate of the gas stream to increase the pressure differential at the microporous filter sheet increases, the adhesion of small microparticles on the filter is also driven through the high-speed air stream through the micropores into the respiratory tract, affect the filtering effect, pressure differential also increases the amplitude of deformation when the breathing mask; folded piece of filter masks if Melaleuca tile forming stacked sheets, folded horizontally disposed on the multi-channel filter sheets, this level folding structure has been followed for decades, both sides of the connection strap, when worn pulled down to form a concave space, since the upper and lower edges of the water and the length of each track on the filter sheet is folded in the horizontal direction 长度相等,佩戴时在固定带的牵拉下过滤片的上下边缘和水平折叠趋于紧绷状态,会使水平折叠部位更靠近或压在口鼻部位,致使纵深空间小过,过滤片与脸部接触面积大,缩小了过滤片有效过滤面积,造成过滤片各处不能平衡发挥其过滤效能,致使过滤片口鼻部位内外压差变高,会有气流不顺畅憋气的感觉,增加了口鼻部位过滤片上微颗粒在高速气流带动下的透过几率,还有过滤片距口鼻近呼吸时气流对过滤片冲击力大,震动变形也会增加微颗粒透过的几率,吸气时在吸力作用下过滤片会更靠近鼻孔;还有在固定带的牵拉下绷紧状态下,过滤片上边缘与鼻翼窝间出现缝隙,导致吸气时尘埃由缝隙进入到面罩内部影响过滤效果;这些问题仍有待于技术改进加以完善。 Equal length, the filter sheet when worn in the upper and lower edges of the pull strap and tension tend horizontal folding state, causes a portion closer to the horizontal or folded against the nose and mouth, so that the depth of the space is too small, the filter sheet face portion of contact area, reducing the effective filtration area of ​​the filter plate, causing the entire filter sheet can not exert its balancing effectiveness was filtered, nose and mouth resulting filter sheet external pressure becomes high, there will be no air flow smoothly suffocating sensation, increased nose and mouth microparticles on the filter sheet at high velocity gas stream when driven through chance, there is filter sheet from the nose and mouth for breathing gas filter plate near the impact force, will increase the probability of shock deformation microparticles permeable suction force at the suction the filter sheet will be closer to the nose; and pulled taut state at a fixed band, a gap occurs between the upper edge of the filter sheets of the nasal fossa, result in the intake of dust into the slot when the mask interior to affect the filtering results; these problems remain It remains to be improved technological improvements.

发明内容 SUMMARY

[0003] 为了解决上述问题,本发明提供了一种斜向折痕折叠低压口罩。 [0003] In order to solve the above problems, the present invention provides a low pressure diagonal fold folded masks.

[0004] 本发明采用的技术方案为:一种斜向折痕折叠低压口罩,包括由至少一层过滤片构成的面罩,面罩左右两侧连接有固定带,其特征在于过滤片上设有折痕呈竖向的竖向折叠,该竖向折叠的两端在过滤片边缘处粘合。 [0004] aspect of the present invention is used are: one kind of the low pressure diagonal crease fold masks, including the mask consisting of at least one layer of filter sheet, the left and right sides of the mask with a fixed connection, characterized in that the filter plate is provided with folds vertical form vertical folding, the folded ends of the vertical edge of the sheet adhered to the filter.

[0005] 进一步的,所述竖向折叠以面罩竖中线为对称轴左右对称分布,各竖向折叠间相互平行。 [0005] Further, the vertical line is folded to erect the mask symmetrical about the axis of symmetry, parallel to each other between the respective vertical folding.

[0006] 进一步的,所述竖向折叠以面罩竖中线为对称轴左右对称分布,对称轴左侧竖向折叠与右侧竖向折叠间呈“八”字形排布。 [0006] Further, the vertical line is folded to erect the mask symmetrical about the axis of symmetry, the axis of symmetry between the left and right vertical fold was vertical folding "eight" shape arrangement.

[0007] 进一步的,所述竖向折叠以面罩竖中线为对称轴左右对称分布,相邻竖向折叠间呈正“八”字或倒“八”字形排布。 [0007] Further, the vertical line is folded to erect the mask symmetrical about symmetry axis, between adjacent vertical fold positively "eight" or inverted "eight" shape arrangement.

[0008] 进一步的,所述折叠后过滤片呈片状。 [0008] Further, the folded filter sheet after sheet form.

[0009] 进一步的,所述折叠后过滤片呈碗状。 [0009] Further, after the bowl-shaped folded filter sheet.

[0010] 进一步的,所述过滤片上设有单向呼气阀。 [0010] Further, a one-way exhalation valve of the filter sheet.

[0011] 进一步的,所述折叠间连接有拉带。 [0011] Further, the connection between the pull tape is folded.

[0012] 进一步的,所述过滤片边缘在竖向折叠粘合处包有封边。 [0012] Further, the vertical edge of the filter sheet at the folded package has an adhesive edge seal.

[0013]进一步的,所述竖向折叠为“之”字形折叠。 [0013] Further, the vertical folded "" shaped fold.

[0014]本发明在过滤片上设置有折痕呈竖向的竖向折叠,碗式结构使用时折叠拉展开, 中间横向长度大于上、下边缘横向长度,可进一步拓展碗状罩向前方或两侧的空间,减少过滤片与腮部的接触,使过滤片保持有较高的有效过滤面积,折叠褶皱的存在也进一步增加了过滤片的有效过滤面积,减小过滤片内外两侧的压差,致使气流顺畅减少憋气的感觉,压差的减小使过滤片微孔处的气流流速减低,可有效防止气流流速过高吸入微颗粒,有效过滤面积的增加也为减小过滤片孔隙提高过滤效果打下了基础;折叠片式口罩佩戴时左右拉展开,同样中间横向长度大于上、下边缘横向长度,面罩内上、下均可形成一较陡的向外突出空间,在固定带牵拉下该突出空间形态稳定,不会压迫口鼻,震动变形小,过滤片与脸部接触面积小,有效过滤面积大,气流顺畅, [0014] The present invention is provided with a fold as a vertical filter sheets on a vertical folding, pull the deployed folded bowl structure used, the lateral length is greater than the intermediate upper and lower edges of the lateral length, may further expand the front cover to the bowl or two space side, reduces the contact with the cheeks of the filter plate, the filter sheet is held higher effective filtration area, the presence of the folded pleated filtration also further increases the effective area of ​​the filter sheet, reduce a pressure differential across the filter sheet inside and outside , resulting in smooth flow to reduce the feeling of suffocation, the flow rate of the gas stream to reduce the pressure difference at the porous filter sheets to reduce, can effectively prevent the intake air velocity is too high microparticles, increase the effective filtration area of ​​the filter is also increased to reduce the filter plate apertures effects foundation; folded sheet deployed around the pull-type wearing masks, likewise intermediate transverse length greater than the upper and lower edges of the lateral length, the inner mask can be formed at a steeper outwardly projecting space, pulling strap under the stable shape protruding space without compression nose and mouth, vibration deformation, with the filter sheet face small contact area, the effective filter area, smooth flow, 滤片各处气流流量均衡,过滤片各处过滤效能能得到平衡发挥,在固定带牵拉下过滤片上边缘处形成一较陡的向外突出空间,该空间的形成还会促使过滤片上边缘的鼻部两侧向面部靠近,鼻翼位置更加靠近鼻翼窝,提高防漏气性能,提高了整体过滤效果;还有面部突出的鼻和下颌分别容置在上、下向外突出空间, 没有紧绷的压迫感,佩戴更舒适。 Airflow around equalization filter, the entire filter plate filtration performance can be balanced play, at the edge of the filter sheet to form a steeper outwardly projecting fastening tape pulled at a space, the space is formed also on the edge of the filter plate causes closer to the surface on both sides of the nose, the nose position closer to the nose and socket, gas leak improve performance, improving the overall filtration effect; and the protruding portion of the nose and chin are accommodated in the upper and lower outwardly protruding space without tension the pressure, more comfortable to wear.

附图说明 BRIEF DESCRIPTION

[0015] 图1为本发明实施例一结构示意图。 [0015] FIG. 1 is a schematic configuration example of an embodiment of the present invention.

[0016] 图2为本发明实施例二结构示意图。 [0016] FIG 2 two schematic structural diagram of embodiment of the present invention.

[0017]图3为本发明实施例三结构示意图。 [0017] FIG. 3 is a schematic configuration example of three embodiments of the present invention.

[0018]图4为本发明实施例过滤片错位“之”字折叠结构示意图。 [0018] Example 4 of the present invention the filter sheet offset "and" word folded configuration FIG.

[0019]图5为本发明过滤片叠加“之”字折叠结构示意图。 [0019] FIG. 5 is a schematic structure of a folded sheet superposed word "of" filter of the present invention.

[0020]图6为本发明过滤片正反“之”字折叠结构示意图。 [0020] FIG. 6 filter sheet "and" word schematic reverse folded configuration of the present invention.

[0021]图中标号名称:1面罩;2固定带;3竖向折叠。 [0021] FIG numeral Title: 1 mask; fixing belt 2; 3 vertical folding.

具体实施方式 detailed description

[0022]本发明实施例一如图1所示,该斜向折痕折叠低压口罩设有由至少一层过滤片构成的面罩1,面罩左右两侧连接有固定带2,其特征在于过滤片上设有折痕呈竖向的竖向折叠3,该竖向折叠的两端在过滤片边缘处粘合,竖向折叠以面罩竖中线为对称轴左右对称分布,各竖向折叠间相互平行,本实施例这种形式折叠片式口罩佩戴时左右拉展开,同样中间横向长度大于上、下边缘横向长度,面罩内上、下均可形成一较陡的向外突出空间,在固定带牵拉下该突出空间形态稳定,不会压迫口鼻,震动变形小,过滤片与脸部接触面积小,有效过滤面积大,气流顺畅,过滤片各处气流流量均衡,过滤片各处过滤效能能得到平衡发挥,在固定带牵拉下过滤片上边缘处形成一较陡的向外突出空间,该空间的形成还会促使过滤片上边缘的鼻部两侧向面部靠近,鼻翼位置更 [0022] In an embodiment of the present invention as shown, the low pressure diagonal fold folded respirator mask is provided consisting of at least one layer of filter sheet 11, left and right sides of the mask tape 2 is connected, wherein the filter sheet is provided with a vertical fold was vertical fold 3, the folded ends of the vertical edge of the sheet is bonded to the filter, a vertical fold line vertical to the mask is symmetrical about the axis of symmetry, parallel vertical fold among each other, this form of embodiment of the folded sheet deployed around the pull-type mask worn by the present embodiment, likewise intermediate transverse length greater than the upper and lower edges of the lateral length, the inner mask can be formed at a steeper outwardly projecting space, in pulling the strap In this stable shape protruding space without compression nose and mouth, vibration deformation, with the filter sheet face small contact area, the effective filter area, smooth flow, air flow rate throughout the equalization filter sheets, filter sheets throughout the filtration performance can be obtained balance of play, at the upper edge of the filter sheet to form a steeper outwardly projecting fastening tape pulled at a space, the space is formed will cause nose edge filter sheets on both sides close to the face, the nose position further 靠近鼻翼窝,提高防漏气性能,提高了整体过滤欢果;还有面邰突出的鼻和下颌分别容置在上、下向外突出空间,没有紧绷的压迫感,佩戴更舒适。 Close to the nose and socket, gas leak improve performance, improving the overall filtration Huan fruit; and Tai surface projecting nose and chin are accommodated in the upper and lower outwardly protruding space without tight pressure, more comfortable to wear.

[0023]施例一为片式,实施时通过模压成型可制作为碗状,碗式结构使用时折叠拉展开, 中间横向长度大于上、下边缘横向长度,可进一步拓展碗状罩向前方或两侧的空间,减少过滤片与腮部的接触,使过滤片保持有较高的有效过滤面积,折叠褶皱的存在也进一步增加了过滤片的有效过滤面积,减小过滤片内外两侧的压差,致使气流顺畅减少憋气的感觉,压差的减小使过滤片微孔处的气流流速减低,可有效防止气流流速过高吸入微颗粒,有效过滤面积的增加也为减小过滤片孔隙提高过滤效果打下了基础。 [0023] Example of a chip, the implementation may be made by molding a bowl, the bowl is folded pull deployed use configuration, the intermediate transverse length greater than the upper and lower edge of the lateral length, may further expand the front cover to the bowl or space on the sides, reducing the contact with the cheeks of the filter plate, the filter sheet is held higher effective filtration area, the presence of the folded pleated filtration also further increases the effective area of ​​the filter sheet, reducing the pressure inside and outside sides of the filter sheet difference, resulting in smooth flow to reduce the feeling of suffocation, the flow rate of the gas stream to reduce the pressure difference at the porous filter sheets to reduce, can effectively prevent increase in the intake air velocity is too high microparticles, effective filtration area is also increased to reduce the filter plate apertures filtering effect laid the foundation.

[0024] 本发明实施例二如图2所示,该斜向折痕折叠低压口罩的斜向折叠3以面罩竖中线为对称轴左右对称分布,对称轴左侧斜向折叠与右侧斜向折叠间呈“八”字形排布,拉展开时可以形成上下非对称腔体,形成跟符合人脸型的面罩,同样可以模压成碗状。 Embodiment 2 As shown in Example [0024] The present invention shown in FIG. 2, the low pressure diagonal fold folded mask to the mask 3 is folded diagonally about a vertical center line of symmetry and axial symmetry, diagonal symmetry axis of the left and right oblique folding between the folded form of the "eight" shaped arrangement can be formed vertically asymmetrical deployment pull cavity, consistent with human face is formed with the mask, and can be molded into the same bowl.

[0025] 本发明实施例三如图3所示,该斜向折痕折叠低压口罩的斜向折叠3以面罩竖中线为对称轴左右对称分布,相邻斜向折叠间呈正“八”字或倒“八”字形排布,折叠两端内藏宽度不同,在上下均可形成不同深度的褶,斜走向拉展时扭曲使其更好的舒展,有效过滤面积更多的形成,死褶少。 [0025] according to a third embodiment shown in FIG. 3, the low pressure diagonal fold folded mask to the mask 3 is folded diagonally about a vertical centerline axis of symmetry of the present invention is symmetrical, oblique fold between adjacent positively "eight" or inverted "eight" shape arrangement, built with different folding width ends twisted to better stretch can be formed in the upper and lower pleats of different depths, obliquely to a stretching, the effective filtration area is formed more, less dead fold .

[0026] 本发明实施时,可在过滤片上设置单向呼气阀;还可在折叠间连接有拉带,控制折叠拉展时展开的幅度;过滤片边缘在竖向折叠粘合处包有封边,佩戴更舒适;过滤片竖向折叠为“之,,字形折叠,根据需要可采用图4错位“之”字折叠结构或图5叠加“之”字折叠结构或图6正反“之”字折叠结构;固定带可根据与人脸适配性需要连接在面罩适当的位置。 [0026] When the embodiment of the present invention, a one-way exhalation valve disposed on the filter sheet; when deployed may also be connected between the folded pull tape, folded deshirr amplitude control; vertical edge filter sheet at the folded package has an adhesive Edge, more comfortable to wear; vertical folded filter sheet "and ,,-folded, FIG. 4 may be employed as desired displacement" of "FIG. 5 or the folded configuration word stacking" of "FIG. 6, or the word reverse folded configuration" of "word folded configuration; fixing band may place the mask is connected to the necessary adaptation of the human face.

Claims (6)

  1. 1. 一种斜向折痕折叠低压口罩,包括由至少一层过滤片构成的面罩,面罩左右两侧连接有固定带,其特征在于过滤片上设有折痕呈斜向的斜向折叠,该斜向折叠的两端在过滤片边缘处粘合,斜向折叠以面罩竖中线为对称轴左右对称分布,对称轴左侧斜向折叠与右侧斜向折叠间呈“八”字形排布,或相邻竖向折叠间呈正“八”字或倒“八”字形排布;折叠间连接有拉带。 A low pressure diagonal fold folded masks, including the mask consisting of at least one layer of filter sheet, the left and right sides of the mask with a fixed connection, characterized in that the fold is provided slantingly folded obliquely on the filter sheet, the both ends of the diagonal fold in the adhesive at the edge of the filter sheet, folded obliquely to the vertical center line of the mask symmetrical about symmetry axis, diagonal axis of symmetry of the left and right diagonal folding between the folded form of the "eight" shaped arrangement, or between adjacent vertical fold positively "eight" or inverted "eight" shape arrangement; drawstring connected between folded.
  2. 2. 根据权利要求1所述的斜向折痕折叠低压口罩,其特征在于所述折叠后过滤片呈片状。 Diagonal creasing according to claim 1 of the mask folded low pressure, characterized in that the folded filter sheet after sheet form.
  3. 3. 根据权利要求1所述的斜向折痕折叠低压口罩,其特征在于所述折叠后过滤片呈碗状。 Diagonal creasing according to claim 1 of the mask folded low pressure, characterized in that the said bowl-shaped folded filter sheet.
  4. 4. 根据权利要求1所述的斜向折痕折叠低压口罩,其特征在于所述过滤片上设有单向呼气阀。 The low pressure diagonal crease fold mask according to claim 1, characterized in that the unidirectional exhalation valve is provided on the filter plate.
  5. 5. 根据权利要求1所述的斜向折痕折叠低压口罩,其特征在于所述过滤片边缘在竖向折叠粘合处包有封边。 Diagonal creasing according to claim 1 of the mask folded low pressure, characterized in that the edges of the filter sheet bonded package has a vertical fold Edge.
  6. 6. 根据权利要求1所述的斜向折痕折叠低压口罩,其特征在于所述竖向折叠为“之”字形折叠。 Diagonal creasing according to claim 1 of the mask folded low pressure, characterized in that the vertical folded "" shaped fold.
CN 201410825418 2014-12-28 2014-12-28 Diagonal fold folded masks low pressure CN105495774B (en)

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CN107048535A (en) * 2017-04-16 2017-08-18 洪艳 Quick-dry face mask
CN106962999A (en) * 2017-04-16 2017-07-21 洪艳 Size-adjustable mask
CN107048536A (en) * 2017-04-16 2017-08-18 洪艳 Face mask
CN107019267A (en) * 2017-04-16 2017-08-08 洪艳 Mask suitable for children to wear

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GB442725A (en) * 1934-07-10 1936-02-10 John Ambrose Sadd Major Improvements in respirators
US3664335A (en) * 1970-02-24 1972-05-23 Int Paper Co Surgical face mask
EP0149590A2 (en) * 1984-01-11 1985-07-24 Flodins Filter AB Protective respirator
CN2661234Y (en) * 2003-11-05 2004-12-08 宣德医材科技股份有限公司 Respirator structure
CN103313759A (en) * 2010-11-05 2013-09-18 塞路特里斯有限责任合伙公司 Ergonomic protective air filtration devices and methods for manufacturing the same
CN203873048U (en) * 2013-12-05 2014-10-15 陆永敏 Mouth mask with an opening
CN204015174U (en) * 2013-12-05 2014-12-17 陆永敏 Both-side nose mask

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