CN2629756Y - Protective mask - Google Patents
Protective mask Download PDFInfo
- Publication number
- CN2629756Y CN2629756Y CN 03264452 CN03264452U CN2629756Y CN 2629756 Y CN2629756 Y CN 2629756Y CN 03264452 CN03264452 CN 03264452 CN 03264452 U CN03264452 U CN 03264452U CN 2629756 Y CN2629756 Y CN 2629756Y
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- China
- Prior art keywords
- cover body
- face mask
- mask according
- protective face
- mask
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Abstract
The utility model relates to a protection mask and comprises a mask body made of filtering materials. A side of the mask body is provided with a window made of transparent material, a breathing filtering part is arranged under the window, the inner wall of the mask body between the upper part of the breathing filtering part and the window is provided with an elastic barrier bar of hot air, an upper tie band is arranged out of the mask body where is corresponding to the upper edge of the breathing filtering part and a neck adjustment mechanism is arranged at the bottom of the mask body. The utility model forms a closed space relative to other parts of the mask in the breathing area of the user and achieves particularly purified area in the space while other spaces in the mask, such as head, are common humidity-penetrating prevention spaces, which prevents pollutants damaging the respiratory system while is ventilate and comfortable when the mask is worn.
Description
Technical field
The utility model relates to a kind of protector, especially a kind of protective face mask that can effectively intercept blood, body fluid, the secretion with latent infection, the particularly germ of Hu Chuing and virus.
Background technology
Chinese patent ZL01225106.2 discloses a kind of protective cover, it is made up of cover body and the fan that is assemblied in cover body inside, cover body top and fan corresponding position have air admission hole, the external air inlet pipe of air admission hole, the bottom of middle and upper part, fan is provided with dividing plate in the cover body, the below of cover body is provided with steam vent, and the following end periphery of steam vent externally connected exhaust pipe cover body is equipped with dustcloth.The wearer has feel cool, has avoided operator's poisoning and to the suction of dust.But this patent can't be to virus filtration.Also have a kind of face shield in addition, this face shield is to make the face shield cover body by air-locked material, establishes form on cover body, is breath portion below form, and it is perforate on cover body, sets firmly filtering material thereon.This face shield is applied in hospital at present more and infects in the medical personnel's of section office the protection.There are some defectives in this face shield: at first, the cover body of this face shield is that airtight material is made, and therefore, its poisture-penetrability is poor, wears uncomfortable; In addition, the user breathes air in the external environment by breath portion, and the waste gas of exhalation is discharged from filter house again, and the often emptying in time of hot gas of breathing out, and meeting influences sight line at the eyeglass upper fogging of form; Have, its inside of existing this face shield is a space again, and tight sealing is difficult to accomplish for the lower edge of face shield, so the air of pollution is bled in the face shield, more particularly germ, the virus that infects through respiratory tract also can work the mischief to the wearer.
Summary of the invention
The purpose of this utility model is to provide a kind of novel protective face mask, and this protective face mask has poisture-penetrability preferably, and its visual field is not subjected to the interference of human body exhalation hot gas, and can prevent that the pollutant face shield that bleeds from entering human body from respiratory system.
The purpose of this utility model is achieved in that a kind of protective face mask, there is one to make the face shield cover body by filtering material, set firmly the form of making by transparent material on the sidewall of described cover body, be provided with breath portion below the described form, on the top of described breath portion and the cover body inwall between the described form, set firmly elasticity hot gas and intercept bar, be installed with suspensorium in the cover body outside with breath portion top edge corresponding position, described cover body bottom is provided with the neck governor motion.
The protective face mask that the utility model provides is to use like this:
Cover body of the present utility model is got off from user's head cover, the lower limb of its cover body is corresponding with user's neck, then, the frenulum of lower limb in the breath portion is fastened behind brain, and hot gas obstruct bar is pressed against on user's the bridge of the nose neck governor motion and user's neck banding.At this moment, the face shield internal respiration is filtered the position and is just formed a relatively independent little space.The air that the wearer breathes can only be come in and gone out from the air filting material layer of breath portion, as long as filtering material layer guarantees to stop passing through of harmful substance, then the user is exactly safe, the hot gas of exhalation is risen to make eyeglass knot mist influence sight line on the form.
Compared with the prior art the utility model has following advantage:
1, since cover body of the present utility model adopted poisture-penetrability preferably material make, both had ventilative comfortableness, again virus, bacterium, dust and other pollutants are had good iris action.
2,, provide the security performance of protection because breathing area of the present utility model forms a relatively independent space, and special purification is finished by air filting material in this space.
3, because the utility model has adopted an annular tippet, this tippet can block contaminants be located being infected with of skin to neck etc.
4,, can prevent from effectively that hot gas that human body is breathed out from rising to make eyeglass knot mist on the form and influence sight line because the utility model has adopted elasticity hot gas to intercept the bar structure.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is a structural representation of the present utility model
Fig. 2 is side view of the present utility model (broken section)
Fig. 3 intercepts bar schematic diagram (A-A of Fig. 1 analyses and observe) for elasticity hot gas of the present utility model
Fig. 4 wears the use schematic diagram for the utility model
The specific embodiment
Referring to Fig. 1, Fig. 2 and Fig. 3, protective face mask of the present utility model, there is one to make face shield cover body 1 by filtering material, set firmly the form B that makes by transparent material on the sidewall of described cover body, be provided with the C of breath portion below the described form, set firmly elasticity hot gas and intercept bar 5 on the top of described breath portion and the cover body inwall between the described form, be installed with suspensorium 6 in the cover body outside with breath portion top edge corresponding position, described cover body bottom is provided with neck governor motion D.
In the present embodiment, described face shield cover body is made by the good lamination composite filter material of poisture-penetrability, both can be ultra tiny fibre with high-efficiency filtering material, also can be laminate composite fabric, and this laminate composite fabric can be made up of described filtering material, poly tetrafluoroethylene and nonwoven.
In the present embodiment, fix an eyeglass 3 on the described form hermetically, this eyeglass can be fixed by mode and the cover body of sewing, and adds sealant tape at the edge of cover body inboard and eyeglass and sealed (not shown).For making the eyeglass on the form have visual effect more clearly, the antifoggant layer can be set on eyeglass.
In the present embodiment, fix an air filtration pieces 4 in the described breath portion, this air filtration pieces can be fixed by mode and the cover body of sewing, and adds sealant tape at the edge of cover body inboard and air filtration pieces and sealed (not shown).The filtering material that described air filtration pieces adopts can be the superfine polypropylene filter material, also can be laminate composite fabric, and this laminate composite fabric can be made up of antiseized method nonwoven, N95 air filter material, antibiotic absorbent gauze.
Referring to Fig. 3, in the present embodiment, it is a sponge strip that is M shape that described elasticity hot gas intercepts bar, when the utility model is worn on the human body, this elasticity hot gas intercepts the lucky sticker of bar on the bridge of the nose of human body, thus form and breath portion is separated into two relatively independent spaces.
For barrier propterty of the present utility model is provided, connect firmly an annular tippet 2 in described face shield cover body bottom.This tippet can be fixed by the mode and the cover body of sewing.This tippet can drape over one's shoulders in protective garment outside or the inside, and block contaminants is located being infected with of skin to neck etc.
In order to improve sealing property of the present utility model, the neck governor motion of described cover body bottom is two frenums 7 and an annular neckline 9 that is equipped with accommodation zone 8.Concrete embodiment is to establish the eyelet road on the periphery of the annular neckline of cover body bottom formation, wear accommodation zone in it with elasticated, its two ends are drawn by the import and export in duct, after the user wears this protective face mask, carry out the adjustment of elasticity by the holding firmware (not shown) on the accommodation zone of drawing, can make this annular neckline be close to the effect that neck plays sealing.According to the order of severity of pollutant, can use frenulum 7 and accommodation zone simultaneously, also can only use a kind of sealing the in frenulum 7 or the accommodation zone 8.Thus, can form a space E relative and the face shield other parts are sealed at user's breathing area (as shown in Figure 2).
Referring to Fig. 4, when the utility model uses, cover body is covered from the head, the lower limb of its cover body is corresponding with user's neck, then, the frenulum of breath portion top edge and two frenums in the neck governor motion are fastened behind brain, and hot gas obstruct bar is pressed against on user's the bridge of the nose neck governor motion and user's neck banding.At this moment, the face shield internal respiration is filtered the position and is just formed a relatively independent little space.The air that the wearer breathes can only be come in and gone out from the air filting material layer of breath portion, as long as filtering material layer guarantees to stop passing through of harmful substance, then the user is exactly safe.The utility model can form a space relative and the face shield other parts are sealed at user's breathing area, other zone in head or tippet portion then becomes common protective zone, both satisfied the infringement of block contaminants thus to respiratory system, this protective face mask is worn take up to breathe freely comfortable, simultaneously for other position except respiratory system also being had good obstruct protective action such as pollutants such as dust.
Claims (9)
1, a kind of protective face mask, it is characterized in that: have one to make the face shield cover body by filtering material, set firmly the form of making by transparent material on the sidewall of described cover body, be provided with breath portion below the described form, on the top of described breath portion and the cover body inwall between the described form, set firmly elasticity hot gas and intercept bar, be installed with suspensorium in the cover body outside with breath portion top edge corresponding position, described cover body bottom is provided with the neck governor motion.
2, protective face mask according to claim 1 is characterized in that: the neck governor motion of described cover body bottom is two frenums and an annular neckline that is equipped with accommodation zone.
3, protective face mask according to claim 1 is characterized in that: connect firmly a circumference tippet in described face shield cover body bottom.
4, protective face mask according to claim 1 is characterized in that: the filtering material of described cover body is ultra tiny fibre with high-efficiency filtering material.
5, protective face mask according to claim 1 is characterized in that: the filtering material of described cover body is a laminate composite fabric.
6, protective face mask according to claim 5 is characterized in that: the compound fabric that the filtering material of described cover body is made up of filtering material, poly tetrafluoroethylene and nonwoven.
7, protective face mask according to claim 1 is characterized in that: the air filting material of described breath portion is the superfine polypropylene filter material.
8, protective face mask according to claim 1 is characterized in that: the air filting material of described breath portion is a laminate composite fabric.
9, protective face mask according to claim 1 is characterized in that: the compound fabric that the air filting material of described breath portion is made up of antiseized method nonwoven, N95 air filter material, antibiotic absorbent gauze.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03264452 CN2629756Y (en) | 2003-06-18 | 2003-06-18 | Protective mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03264452 CN2629756Y (en) | 2003-06-18 | 2003-06-18 | Protective mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2629756Y true CN2629756Y (en) | 2004-08-04 |
Family
ID=34297299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03264452 Expired - Lifetime CN2629756Y (en) | 2003-06-18 | 2003-06-18 | Protective mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2629756Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104684620A (en) * | 2012-08-24 | 2015-06-03 | Msa欧洲有限责任公司 | Protective hood |
| CN110947115A (en) * | 2020-01-29 | 2020-04-03 | 王升 | Protective equipment |
| CN111213935A (en) * | 2020-03-27 | 2020-06-02 | 苏州安骏精密塑胶管业有限公司 | Medical and civil protective headgear for going out |
| CN111249639A (en) * | 2020-03-20 | 2020-06-09 | 上海健康医学院 | Novel light and simple type influenza filtering protective mask |
| CN111420317A (en) * | 2020-05-10 | 2020-07-17 | 华中科技大学同济医学院附属协和医院 | Protective hood and using method thereof |
| CN112656061A (en) * | 2021-01-07 | 2021-04-16 | 辽宁新洪源环保材料有限公司 | Protective mask |
| CN112891772A (en) * | 2020-05-19 | 2021-06-04 | 陈品杰 | Head full-wrapping protective mouth mask suitable for children |
| WO2021159637A1 (en) * | 2020-02-13 | 2021-08-19 | 河南驼人贝斯特医疗器械有限公司 | Protective isolation device |
-
2003
- 2003-06-18 CN CN 03264452 patent/CN2629756Y/en not_active Expired - Lifetime
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104684620A (en) * | 2012-08-24 | 2015-06-03 | Msa欧洲有限责任公司 | Protective hood |
| CN104684620B (en) * | 2012-08-24 | 2017-11-28 | Msa欧洲有限责任公司 | Protective cover |
| US10265553B2 (en) | 2012-08-24 | 2019-04-23 | Msa Europe Gmbh | Protective hood |
| CN110947115A (en) * | 2020-01-29 | 2020-04-03 | 王升 | Protective equipment |
| WO2021159637A1 (en) * | 2020-02-13 | 2021-08-19 | 河南驼人贝斯特医疗器械有限公司 | Protective isolation device |
| CN111249639A (en) * | 2020-03-20 | 2020-06-09 | 上海健康医学院 | Novel light and simple type influenza filtering protective mask |
| CN111213935A (en) * | 2020-03-27 | 2020-06-02 | 苏州安骏精密塑胶管业有限公司 | Medical and civil protective headgear for going out |
| CN111420317A (en) * | 2020-05-10 | 2020-07-17 | 华中科技大学同济医学院附属协和医院 | Protective hood and using method thereof |
| CN111420317B (en) * | 2020-05-10 | 2023-06-27 | 华中科技大学同济医学院附属协和医院 | Protective hood and use method thereof |
| CN112891772A (en) * | 2020-05-19 | 2021-06-04 | 陈品杰 | Head full-wrapping protective mouth mask suitable for children |
| CN112656061A (en) * | 2021-01-07 | 2021-04-16 | 辽宁新洪源环保材料有限公司 | Protective mask |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130618 Granted publication date: 20040804 |