CN211153919U - Low-resistance children mask capable of effectively protecting PM2.5 - Google Patents
Low-resistance children mask capable of effectively protecting PM2.5 Download PDFInfo
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- CN211153919U CN211153919U CN201920790754.XU CN201920790754U CN211153919U CN 211153919 U CN211153919 U CN 211153919U CN 201920790754 U CN201920790754 U CN 201920790754U CN 211153919 U CN211153919 U CN 211153919U
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Abstract
The utility model relates to an effective low resistance children gauze mask of preventing PM2.5, including the gauze mask body and set up the pressure nose strip on the gauze mask body, frenulum unit and expiratory valve, the gauze mask body includes the skin of superpose in proper order from the extroversion, intermediate level and nexine, and nexine and skin are the imitative non-woven fabrics layer that glues of low resistance polypropylene fibre, and the intermediate level includes that the static of superpose in proper order from outside to inside is cotton, low resistance acupuncture cotton and polypropylene fibre melt-blown non-woven filter material layer, and the cotton hole that is covered with of low resistance acupuncture, and the aperture of hole is 0.8 ~ 1.5mm, and the interaperture is 1 ~ 1.5 mm. Compared with the prior art, the utility model discloses an optimize at the gauze mask structure, select suitable filtering material, realize effective filtration and low respiratory resistance, can play effectual filtration guard action, bring certain comfortable sensation of breathing for children's person of wearing again, be particularly suitable for children to use.
Description
Technical Field
The utility model relates to a low resistance gauze mask especially relates to an effective protection PM 2.5's low resistance children's gauze mask.
Background
Air pollution's objective existence and health consciousness's promotion for more and more parents begin to regard oneself and child's breathing healthy, but what come with is the selective problem of children's dust mask, and common children's dust mask on the existing market often adopts adult's gauze mask filtering material and structure, and respiratory resistance is generally all on the high side, to children, leads to breathing smoothly easily.
Chinese patent CN207803531U discloses a special outdoor breathing protective mask for children, which is equipped with a nipple-shaped respirator and an exhalation valve, and can filter outdoor air to block bacteria and harmful substances outside the mask main body, but the air is filtered by the nipple-shaped respirator, and the defect of small filtering area exists during inhalation, which results in large breathing resistance and is not suitable for children to wear for a long time.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a low resistance children's gauze mask which can effectively protect PM2.5 in order to overcome the defects of the prior art.
The purpose of the utility model can be realized through the following technical scheme:
the utility model provides an effectively protect PM 2.5's low resistance children gauze mask, includes the gauze mask body and sets up nose strip, frenulum unit and expiratory valve on the gauze mask body, the gauze mask body include skin, intermediate level and the nexine of superpose in proper order from the extroversion, nexine and skin be low resistance polypropylene fibre and glue the non-woven fabrics layer, the intermediate level includes that the static cotton of superpose in proper order, low resistance acupuncture cotton and polypropylene fibre melt-blow non-woven filtration material layer from outside to inside, the cotton full hole of low resistance acupuncture, the aperture of hole is 0.8 ~ 1.5mm, the interaperture is 1 ~ 1.5 mm.
Preferably, the aperture of the holes of the low-resistance needle-punched cotton is 1mm, and the hole spacing is 1.2 mm.
Preferably, the gram weight of the low-resistance polypropylene spun-bonded non-woven fabric layer of the outer layer is 40-45 g/m2The gram weight of the low-resistance polypropylene spun-bonded non-woven fabric layer at the inner layer is 20-25 g/m2。
Further preferably, the gram weight of the low-resistance polypropylene spun-bonded non-woven fabric layer of the outer layer is 45g/m2The gram weight of the low-resistance polypropylene spun-bonded non-woven fabric layer of the inner layer is 20g/m2。
Preferably, the gram weight of the low-resistance needled cotton is 40-45 g/m2. The utility model discloses preferred low resistance acupuncture cotton is the stiff acupuncture cotton of low resistance.
Further preferably, the gram weight of the low-resistance needled cotton is 45g/m2。
Preferably, the gram weight of the electrostatic cotton is 50g/m2The gram weight of the polypropylene melt-blown non-woven filter material layer is 30g/m2。
Preferably, the outer edge of the low-resistance acupuncture cotton is provided with a circle of edge fixing ring, and the center of the outer side of the low-resistance acupuncture cotton is provided with a central fixing frame.
Preferably, the lacing unit is composed of two laces connected with the left side and the right side of the mask body.
The utility model discloses the low resistance non-woven fabrics of skin and nexine adoption, the gram weight is low, and is little than the skin and the nexine resistance of conventional gauze mask, and the low resistance (stiff) acupuncture cotton in intermediate level, the gram weight is low, and the resistance is little, replaces the stiffening effect on the outer layer of conventional gauze mask, plays the effect of supporting the gauze mask cavity, gives and breathes sufficient space occasionally, reduces the respiratory resistance. Through further set up the hole on the acupuncture cotton of low grammes per square metre, when further reducing weight, greatly reduced respiratory resistance, this is that conventional gauze mask does not possess. On the filter means, the utility model discloses regard the static cotton as the one-level filtration, the polypropylene fibre melts and spouts nonwoven filter material layer and filters as the second grade, arranges acupuncture cotton outside and inboard in respectively, and the double-barrelled is together, further adopts the material of low grammes per square metre simultaneously, when effectively guaranteeing filtration efficiency, has reduced respiratory resistance. The punching needle punched cotton separates the static cotton from the polypropylene fiber melt-blown non-woven filter material layer, so that the breathing resistance is reduced, the effect of separating the static cotton from the polypropylene fiber melt-blown non-woven filter material layer is achieved, the direct contact (the overlapping of the filter materials) of the static cotton and the polypropylene fiber melt-blown non-woven filter material layer is avoided, and the filter areas of the static cotton and the polypropylene fiber melt-. The expiratory valve plays the role of exhaling carbon dioxide and hot air, and improves the wearing comfort.
The utility model discloses a 50g/m2The electrostatic cotton has extremely low resistance and excellent dust holding property, and 30g/m2The polypropylene melt-blown non-woven filter material layer is used in a composite mode, and the effects of high efficiency and low resistance are achieved.
The 1mm aperture and 1.2mm hole spacing allows the perforated low resistance (stiff) needle punched cotton to remain optimal in shape retention, drag reduction and weight.
Through the test, the utility model discloses a gauze mask when filtering quality reaches KN95 rank, the resistance of breathing in is less than 55Pa, is superior to most ordinary KN95 gauze mask on the market at present and is greater than the minimum resistance of breathing in of 60 Pa.
Compared with the prior art, the utility model discloses an optimize at the gauze mask structure, select suitable filtering material, realize effective filtration and low respiratory resistance, can play effectual filtration guard action, bring certain comfortable sensation of breathing for children's person of wearing again, be particularly suitable for children to use.
Drawings
Fig. 1 is an explosion diagram of the middle layer of the mask body of the present invention;
fig. 2 is a schematic view of the mask of the present invention;
fig. 3 is a schematic sectional view of the mask body of the present invention.
In the figure, 1 is a mask body, 11 is an outer layer, 12 is a middle layer, 121 is electrostatic cotton, 122 is low-resistance needle-punched cotton, 1221 is a hole, 123 is a polypropylene melt-blown non-woven filter material layer, 13 is an inner layer, 2 is a nose pressing strip, 3 is a tying unit, 4 is an exhalation valve, 5 is an edge fixing ring, and 6 is a central fixing frame.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Example 1
The utility model provides an effective low resistance children gauze mask of preventing PM2.5, as shown in fig. 1 ~ 3, including gauze mask body 1 and set up nose strip 2, frenulum unit 3 and expiratory valve 4 on gauze mask body 1, gauze mask body 1 includes outer 11, intermediate level 12 and the nexine 13 of superpose from outside to inside in proper order, nexine 13 and outer 11 are low resistance polypropylene fibre spunbonded nonwoven layer, intermediate level 12 includes static cotton 121, low resistance needled cotton 122 and polypropylene fibre melt-blown nonwoven filter material layer 123 of superpose from outside to inside in proper order, low resistance needled cotton 122 is covered with hole 1221, the aperture of hole 1221 is 0.8 ~ 1.5mm, the hole interval is 1 ~ 1.5mm, as shown in fig. 1.
The preferred low resistance needled cotton 122 of the present invention is low resistance stiff needled cotton. The utility model discloses a low resistance (stiff) acupuncture is cotton, and gram weight is low, and the resistance is little, replaces the stiff effect of the outer layer of conventional gauze mask, plays the effect that supports the gauze mask cavity, gives and breathes occasionally sufficient space, reduces respiratory resistance. Through further set up the hole on the acupuncture cotton of low grammes per square metre, when further reducing weight, greatly reduced respiratory resistance, this is that conventional gauze mask does not possess. Meanwhile, the static cotton and the polypropylene fiber melt-blown non-woven filter material layer are separated by the punching needle-punched cotton, so that the breathing resistance is reduced, the effect of separating the static cotton and the polypropylene fiber melt-blown non-woven filter material layer is achieved, the direct contact (the overlapping of the filter materials) of the static cotton and the polypropylene fiber melt-blown non-woven filter material layer is avoided, and the filter areas of the static cotton and the polypropylene. The utility model discloses in, the aperture of the cotton 122 hole 1221 of preferred low resistance acupuncture is 1mm, and the hole interval is 1.2 mm. The 1mm aperture and 1.2mm hole spacing allows the perforated low resistance (stiff) needle punched cotton to remain optimal in shape retention, drag reduction and weight.
The gram weight of the low-resistance polypropylene spun-bonded non-woven fabric layer of the outer layer 11 is 40-45 g/m2The gram weight of the low-resistance polypropylene spun-bonded non-woven fabric layer of the inner layer 13 is 20-25 g/m2. The gram weight of the low-resistance polypropylene spun-bonded non-woven fabric layer of the preferred outer layer of the embodiment is 45g/m2The gram weight of the low-resistance polypropylene spun-bonded non-woven fabric layer of the inner layer is 20g/m2. The gram weight of the low-resistance needled cotton 122 is 40-45 g/m2. In the embodiment, the gram weight of the low-resistance needled cotton is preferably 45g/m2. The gram weight of the electrostatic cotton 121 is 50g/m2The polypropylene meltblown nonwoven filter material layer 123 has a grammage of 30g/m2. The above 50g/m2The electrostatic cotton hasExtremely small resistance and excellent dust holding property, and 30g/m2The polypropylene melt-blown non-woven filter material layer is used in a composite mode, and the effects of high efficiency and low resistance are achieved.
The utility model discloses the low resistance non-woven fabrics of skin and nexine adoption, the gram weight is low, and is little than the skin and the nexine resistance of conventional gauze mask, on filtering the means, the utility model discloses regard the static cotton as one-level filtration, polypropylene fibre melt-blown non-woven filter material layer as the secondary filtration, arrange the cotton outside of acupuncture and inboard respectively in, the double-barrelled is together, further adopts the material of low gram weight simultaneously, when effectively guaranteeing filtration efficiency, has reduced respiratory resistance.
In this embodiment, a circle of edge fixing ring 5 is disposed on the outer edge of the low-resistance needle-punched cotton 122, and a central fixing frame 6 is disposed in the center of the outer side of the low-resistance needle-punched cotton 122. The central fixing frame 6 is composed of a straight middle section, an upper inclined section which is connected to a section above the middle section and extends backwards and upwards, and a lower inclined section which is connected to a section below the middle section and extends backwards and downwards continuously. The lacing unit 3 in this embodiment is composed of two laces connected to the left and right sides of the mask body 1, and the laces in this embodiment are ear-band type laces. The exhalation valve 4 in this embodiment plays the role of exhaling carbon dioxide and hot air, and improves the wearing comfort.
The embodiments described above are intended to facilitate the understanding and use of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make improvements and modifications within the scope of the present invention according to the disclosure of the present invention.
Claims (7)
1. The utility model provides an effective low resistance children gauze mask of preventing PM2.5, includes gauze mask body (1) and sets up nose strip (2), frenulum unit (3) and expiratory valve (4) of pressing on gauze mask body (1), gauze mask body (1) including outside-in superpose in proper order outer layer (11), intermediate level (12) and nexine (13), its characterized in that: the inner layer (13) and the outer layer (11) are low-resistance polypropylene spunbonded non-woven fabric layers, the middle layer (12) comprises static cotton (121), low-resistance needle-punched cotton (122) and polypropylene melt-blown non-woven filter material layers (123) which are sequentially overlapped from outside to inside, holes (1221) are fully distributed in the low-resistance needle-punched cotton (122), the hole diameter of each hole (1221) is 0.8-1.5 mm, and the hole distance is 1-1.5 mm.
2. The low resistance mask for children effective in protection against PM2.5 as claimed in claim 1, wherein the holes (1221) of the low resistance needle punched cotton (122) have a diameter of 1mm and a pitch of 1.2 mm.
3. The low-resistance mask for children for effectively preventing PM2.5 according to claim 1, wherein the gram weight of the low-resistance polypropylene spun-bonded non-woven fabric layer of the outer layer (11) is 40-45 g/m2The gram weight of the low-resistance polypropylene spun-bonded non-woven fabric layer of the inner layer (13) is 20-25 g/m2。
4. The low-resistance mask for children according to claim 1, wherein the low-resistance needle punched cotton (122) has a grammage of 40-45 g/m2。
5. The low resistance mask for children effective in protection against PM2.5 as claimed in claim 1 or 4, wherein said electrostatic cotton (121) has a grammage of 50g/m2The gram weight of the polypropylene melt-blown non-woven filter material layer (123) is 30g/m2。
6. The low-resistance children mask capable of effectively preventing PM2.5 according to claim 1, wherein a circle of edge fixing ring (5) is arranged on the outer edge of the low-resistance acupuncture cotton (122), and a central fixing frame (6) is arranged in the center of the outer side of the low-resistance acupuncture cotton (122).
7. The low-resistance children mask capable of effectively protecting PM2.5 according to claim 1, wherein the lacing unit (3) is composed of two laces connected to the left and right sides of the mask body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920790754.XU CN211153919U (en) | 2019-05-29 | 2019-05-29 | Low-resistance children mask capable of effectively protecting PM2.5 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920790754.XU CN211153919U (en) | 2019-05-29 | 2019-05-29 | Low-resistance children mask capable of effectively protecting PM2.5 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211153919U true CN211153919U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920790754.XU Expired - Fee Related CN211153919U (en) | 2019-05-29 | 2019-05-29 | Low-resistance children mask capable of effectively protecting PM2.5 |
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| CN (1) | CN211153919U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112535332A (en) * | 2020-12-25 | 2021-03-23 | 浪莎针织有限公司 | Low-resistance daily protective mask |
| CN113262402A (en) * | 2021-05-07 | 2021-08-17 | 杭州罗松贸易有限公司 | Protective effect adjustable high gas permeability gauze mask |
-
2019
- 2019-05-29 CN CN201920790754.XU patent/CN211153919U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112535332A (en) * | 2020-12-25 | 2021-03-23 | 浪莎针织有限公司 | Low-resistance daily protective mask |
| CN113262402A (en) * | 2021-05-07 | 2021-08-17 | 杭州罗松贸易有限公司 | Protective effect adjustable high gas permeability gauze mask |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 200233 room 1501, building 5, No. 889, Yishan Road, Xuhui District, Shanghai Patentee after: Sinotextiles Corp.,Ltd. Address before: 200233 room 1501, building 5, No. 889, Yishan Road, Xuhui District, Shanghai Patentee before: SHANGHAI XINGNUO KANGLUN FIBER TECHNOLOGY CO.,LTD. |
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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200804 |