Multi-protection combined mask with replaceable filter discs for multi-scene application

Abstract

The invention creatively designs a heavy-protection combined mask. The air is filtered through airtight protection of a mouth and nose protective cover, protective goggles and a replaceable filter disc, invasion of harmful air, micro particles or infectious viruses to a human body is effectively blocked, the replaceable filter disc is prevented from being directly polluted by the micro particles,harmful substances and the viruses through a front shield plate 114, and the protective goggles are matched to shield splashing adhesion and diffusion propagation of respiratory tract droplets and aerosol carrying infectious disease viruses in the specific environment when interpersonal communication is in close contact, so multiple safety protection is realized. The combined mask is advantaged inthat the combined mask is suitable for cold-proof, wind-proof, warm-keeping, sand-dust-haze-proof and disease-virus-infection-proof multi-scene application through combined plugging and unplugging and replacement of the protective lenses and the replaceable filter discs, the protective mask can be repeatedly used by replacing the filter discs of small parts, is simple in structure, clear in modeling, low in cost, convenient to use and smoother in breathing, can serve as a common mask to replace protective articles in an overlapping mode, and has very high practical value and huge social benefits.

Description

technical field [0001] The invention relates to a protective appliance, in particular to a multi-scene application multi-protection combined mask with replaceable filters. Background technique [0002] Masks are very common in our daily life. In addition to using masks to keep warm and prevent dust and haze in winter and when environmental pollution is severe, there are also special or more professional medical masks that can effectively prevent the spread of viruses, especially in During the flu outbreak season and the epidemic spread of sudden infectious diseases, the use of masks is huge, even in short supply. When the above various masks are used, they mainly cover people's faces to prevent cold wind, dust, harmful air and micro particles or viruses from invading the body through people's oral cavity or nasal cavity, which is harmful to health. However, the existing anti-dust and anti-virus masks are basically discarded after one-time use. Although wearing a mask covers...

AI Technical Summary

Problems solved by technology

However, most of the existing protective mask products have the problems of complex structure, inconvenient wearing, single function, limited use, and high manufacturing cost and sales price, especially various professional protective masks. The appearance and shape are weird, which is inconsistent with people's daily work and travel environment. It is very incongruous, which has caused people's repulsion. Non-professional work needs and special scene requirements. Ordinary people do not accept the choice of protective masks as a substitute for masks. work in daily life

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