CN203677773U - Changeable-type protective mask - Google Patents
Changeable-type protective mask Download PDFInfo
- Publication number
- CN203677773U CN203677773U CN201320888063.6U CN201320888063U CN203677773U CN 203677773 U CN203677773 U CN 203677773U CN 201320888063 U CN201320888063 U CN 201320888063U CN 203677773 U CN203677773 U CN 203677773U
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- breather valve
- groove
- type protective
- district
- protecgulum
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Abstract
The utility model relates to a mask and belongs to the field of hospital device technology. The protective mask comprises a seal pad, a mask body, filtering films, a breather valve and a front cover; the sealing pad is fixed on the mask body; an air exhaling opening matching the breather valve is arranged in the center of the filtering film; a through groove and a plurality of air holes are arranged in the front cover; the through hole and the air holes match the breather valve; the front cover is clamped on the mask body; the filtering films and the breather valve are successively fixed between the mask body and the front cover; the front end of the breather valve is arranged in the through groove; and the back end of the breather valve presses the filtering films and is fixed on the mask body. The objective of the utility model is to provide the protective mask which is simple in structure and proper in design, closely clings to the face and can be recycled.
Description
Technical field
The utility model relates to a kind of face shield, belongs to technical field of medical instruments.
Background technology
Along with growth and industrial development, the motor vehicles of urban population surge, cause pollutant emission and suspension to roll up, directly cause visibility reduction, the harmful substances such as a large amount of grits and soot of swimming in the air, once be sucked by human body, will stimulate and destroy respiratory mucosa, make nasal cavity become dry, destroy respiratory mucosa defence capability, bacterium enters respiratory tract, easily causes a series of diseases such as the infection of the upper respiratory tract.
The mouth mask that at present protection air pollutes is roughly divided into following several, a kind of professional protective mask, and outward appearance acceptance is poor, single, and heaviness is not easy to carry, to select ABS be main to material, and long periods of wear is harmful to health; A kind of brand civil version anti-dust respirator, single price is high, and effective time is short, make less economical, do not meet environmental protection, a kind of common protective mask adopts fiber or textile material, while wearing and the laminating degree of face inadequate, gapped, protective action can not get real guarantee and embodiment, and due to homogenous material, in the time of routine use, the life-span is limited, cyclic utilization rate is not high, is unfavorable for environmental protection.
Utility model content
The purpose of this utility model is to overcome above shortcomings in prior art, and provides a kind of simple in structure, reasonable in design, and laminating is tight, the changeable type protective face mask of reusable edible.
The technical scheme in the invention for solving the above technical problem is: a kind of changeable type protective face mask, comprise sealing gasket, face shield, filter membrane, breather valve and protecgulum, sealing gasket and face shield are fixed, have at described filter membrane center the exhalation vents matching with breather valve, protecgulum has the groove and the multiple air-vent that match with breather valve, described protecgulum is connected on face shield, at described face shield, between protecgulum, be fixed with successively filter membrane and breather valve, described breather valve front end is positioned at groove, described breather valve rear end is withstood filter membrane and is fixed on face shield, arranging of filter membrane can ensure protection effect, protecgulum and face shield adopt the interface of clamping simultaneously, sealing gasket, face shield, filter membrane, convenient fractionation and replacement between breather valve and protecgulum.
Face shield described in the utility model is provided with ventilating area, described ventilating area and filter membrane match, the center of ventilating area is provided with expiration district, and expiration district surrounding edge and ventilating area surrounding edge are fixed by fixed strip, and the region of described ventilating area surrounding edge, fixed strip and three institute of expiration district surrounding edge composition is air-breathing district.
Protecgulum symmetry described in the utility model has buckle, and on the surrounding edge of described ventilating area, symmetry has the draw-in groove matching with described buckle, and described breather valve rear end is symmetrically arranged with projection, on described expiration district surrounding edge, is symmetrically arranged with the groove matching with described projection.By the syndeton of draw-in groove and buckle, projection and groove, face shield, filter membrane, breather valve and protecgulum are connected closely.
Ventilating area described in the utility model is the one in square, rhombus or circular configuration.
Expiration described in the utility model district is the one in square, rhombus or circular configuration.
The length that breather valve front end described in the utility model is positioned at groove is less than or equal to the length of groove.
Sealing gasket described in the utility model adopts food grade polypropylene or silica gel material to make, safe and non-stimulating, sealing pad and the tight side leakage free of face laminating.
The utility model compared with prior art, have the following advantages and effect: simple in structure, reasonable in design, by the syndeton of draw-in groove and buckle, projection and groove, face shield, filter membrane, breather valve and protecgulum are connected closely, detachable and replacement between sealing gasket, face shield, filter membrane, breather valve and protecgulum, thus product can be recycled, and service efficiency is high.
Brief description of the drawings
Fig. 1 is the utility model example structure schematic diagram.
Fig. 2 is A-A cutaway view in Fig. 1.
Fig. 3 is the three-dimensional installation diagram of the utility model embodiment.
Fig. 4 is the cutaway view of the each parts of the utility model embodiment.
In figure: sealing gasket 1, face shield 2, ventilating area 21, ventilating area surrounding edge 211, expiration district 22, expiration district surrounding edge 221, fixed strip 23, draw-in groove 24, groove 25, air-breathing district 26, filter membrane 3, exhalation vents 31, breather valve 4, breather valve front end 41, breather valve rear end 42, projection 43, protecgulum 5, groove 51, air-vent 52, buckle 53.
Detailed description of the invention
Below in conjunction with accompanying drawing and by embodiment, the utility model is described in further detail, and following examples are to explanation of the present utility model and the utility model is not limited to following examples.
Referring to Fig. 1-Fig. 4, changeable type protective face mask in the present embodiment, comprise sealing gasket 1, face shield 2, filter membrane 3, breather valve 4 and protecgulum 5, sealing gasket 1 is fixing with face shield 2, protecgulum 5 symmetries have buckle 53, breather valve rear end 42 is symmetrically arranged with projection 43, face shield 2 is provided with ventilating area 21, ventilating area 21 matches with filter membrane 3 sizes, 21 center, ventilating area is provided with expiration district 22, expiration district surrounding edge 221 is fixing by fixed strip 23 with ventilating area surrounding edge 211, ventilating area surrounding edge 211, multiple regions that fixed strip 23 and expiration district surrounding edge 221 threes form are air-breathing district 26, on ventilating area surrounding edge 211, symmetry has draw-in groove 24, this draw-in groove 24 matches with buckle 53, buckle 53 is connected in draw-in groove 24, on expiration district surrounding edge 221, be symmetrical arranged fluted 25, this groove 25 matches with the projection 43 of breather valve rear end 42, the projection 43 of breather valve rear end 42 is stuck in groove 25 just.Syndeton by draw-in groove 24 with buckle 53, projection 43 and groove 25, is connected closely face shield 2, filter membrane 3, breather valve 4 and protecgulum 5, and it is convenient that installation simultaneously splits, and be convenient for changing and be positioned at the parts such as breather valve 4, filter membrane 3, reusable edible, service efficiency is high.
The present embodiment has at described filter membrane 3 centers the exhalation vents 31 matching with breather valve 4, this exhalation vents 31 is less than breather valve rear end 42, protecgulum 5 has the groove 51 and the multiple air-vent 52 that match with breather valve 4, breather valve front end 41 is positioned at groove 51, breather valve rear end 42 is withstood filter membrane 3 and is stuck in groove 25, the length that breather valve front end 41 is positioned at groove 51 is less than or equal to the length of groove 51, makes breather valve 4 be positioned at face masks.
The present embodiment ventilating area 21 is the one in square, rhombus or circular configuration; Expiration district 22 is the one in square, rhombus or circular configuration.
The sealing gasket 1 of the present embodiment adopts food grade polypropylene or silica gel material to make, safe and non-stimulating, sealing pad 1 designs according to base of principle of human engineering, the comprehensive laminating human face of energy 360 degree while wearing, fully ensure the laminating degree with skin, at utmost ensure to wear side leakage free, improve effective protective action.
The utility model adopts the design of combined type framework; comprise the filtration system and the breather valve 4 three's compositions that form taking sealing gasket 1 as main wearable system, filter membrane 3 and protecgulum 5; can be according to the each parts service condition of reality; change at any time; fully extend the service life of parts; convenient economical; knockdown framework simultaneously; in in order to be effective; can also coordinate the attractive in appearance of fashion; make the more acceptant use of consumer, improve utilization rate, the impacts of particle on normal Working Life such as real effectively protection haze, vehicle exhaust.
In addition, it should be noted that, all equivalence variation or simple change of doing according to described structure, feature and the principle of the utility model patent design, are included in the protection domain of the utility model patent.
Claims (7)
1. a changeable type protective face mask, it is characterized in that: comprise sealing gasket, face shield, filter membrane, breather valve and protecgulum, sealing gasket and face shield are fixed, have at described filter membrane center the exhalation vents matching with breather valve, protecgulum has the groove and the multiple air-vent that match with breather valve, and described protecgulum is connected on face shield, is fixed with successively filter membrane and breather valve between described face shield, protecgulum, described breather valve front end is positioned at groove, and described breather valve rear end is withstood filter membrane and is fixed on face shield.
2. changeable type protective face mask according to claim 1, it is characterized in that: described face shield is provided with ventilating area, described ventilating area and filter membrane match, the center of ventilating area is provided with expiration district, expiration district surrounding edge and ventilating area surrounding edge are fixed by fixed strip, and the region of described ventilating area surrounding edge, fixed strip and three institute of expiration district surrounding edge composition is air-breathing district.
3. changeable type protective face mask according to claim 1 and 2, it is characterized in that: described protecgulum symmetry has buckle, the symmetrical draw-in groove matching with described buckle that has on the surrounding edge of described ventilating area, described breather valve rear end is symmetrically arranged with projection, on described expiration district surrounding edge, is symmetrically arranged with the groove matching with described projection.
4. changeable type protective face mask according to claim 1, is characterized in that: described ventilating area is the one in square, rhombus or circular configuration.
5. changeable type protective face mask according to claim 1, is characterized in that: described expiration district is the one in square, rhombus or circular configuration.
6. changeable type protective face mask according to claim 1, is characterized in that: the length that described breather valve front end is positioned at groove is less than or equal to the length of groove.
7. changeable type protective face mask according to claim 1, is characterized in that: described sealing gasket adopts food grade polypropylene or silica gel material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320888063.6U CN203677773U (en) | 2013-12-31 | 2013-12-31 | Changeable-type protective mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320888063.6U CN203677773U (en) | 2013-12-31 | 2013-12-31 | Changeable-type protective mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203677773U true CN203677773U (en) | 2014-07-02 |
Family
ID=50999742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320888063.6U Expired - Fee Related CN203677773U (en) | 2013-12-31 | 2013-12-31 | Changeable-type protective mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203677773U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105327465A (en) * | 2015-11-13 | 2016-02-17 | 惠州市环发环保科技有限公司 | High-reliability protective mask |
| WO2017044746A1 (en) * | 2015-09-09 | 2017-03-16 | Masket, LLC | A filtering facemask holder |
| USD788373S1 (en) | 2015-09-09 | 2017-05-30 | Masket, LLC | Filtering facemask holder |
| CN109078278A (en) * | 2017-06-13 | 2018-12-25 | 深圳市美好创亿医疗科技有限公司 | Filter core and mask for mask |
| CN110354410A (en) * | 2018-03-26 | 2019-10-22 | 深圳市美好创亿医疗科技有限公司 | Two-way scavenging air valve and air draft mask with the two-way scavenging air valve |
| WO2021179444A1 (en) * | 2020-03-11 | 2021-09-16 | 河南驼人贝斯特医疗器械有限公司 | New-type protective mask |
-
2013
- 2013-12-31 CN CN201320888063.6U patent/CN203677773U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017044746A1 (en) * | 2015-09-09 | 2017-03-16 | Masket, LLC | A filtering facemask holder |
| USD788373S1 (en) | 2015-09-09 | 2017-05-30 | Masket, LLC | Filtering facemask holder |
| CN105327465A (en) * | 2015-11-13 | 2016-02-17 | 惠州市环发环保科技有限公司 | High-reliability protective mask |
| CN109078278A (en) * | 2017-06-13 | 2018-12-25 | 深圳市美好创亿医疗科技有限公司 | Filter core and mask for mask |
| CN110354410A (en) * | 2018-03-26 | 2019-10-22 | 深圳市美好创亿医疗科技有限公司 | Two-way scavenging air valve and air draft mask with the two-way scavenging air valve |
| WO2021179444A1 (en) * | 2020-03-11 | 2021-09-16 | 河南驼人贝斯特医疗器械有限公司 | New-type protective mask |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20151231 |
|
| EXPY | Termination of patent right or utility model |