Efficient and safe anti-virus mask for medical staff

Abstract

The invention discloses an efficient and safe anti-virus mask for medical staff. The mask comprises a mask body and fixing bands fixedly connected to the two sides of the mask body. The mask body sequentially comprises an outer non-woven fabric layer, a melt-blown fiber layer, a nanofiber filtering layer and an inner non-woven fabric layer from outside to inside. A sealing rubber ring is arrangedon the edge of the inner non-woven fabric layer and comprises a fixed part and an adjusting part, the adjusting part is arranged above the nose, an opening is formed in the adjusting part, a nose wingplug is arranged in the opening, and the nose wing plug is movably connected with the adjusting part; an adjusting device is arranged on the fixing belt and comprises a fixed plate and an adjusting button, a cavity is formed in the fixed plate, an arc-shaped part is arranged in the cavity, the arc-shaped part is connected with the fixed plate through a spring, a straight rod is arranged on the adjusting button and longitudinally penetrates through the fixed plate to be fixedly connected with the arc-shaped part, and the fixing belt transversely penetrates through the fixed plate. The mask hasthe advantages that the sealing effect is good, the fixing bands are not prone to slipping after the mask is worn, and the length is convenient to adjust.

Description

technical field [0001] The invention belongs to the technical field of medical supplies, and in particular relates to an efficient and safe anti-virus mask for medical personnel. Background technique [0002] At present, pathogenic microorganisms such as bacteria and viruses are seriously threatening the health of the people. From the outbreak of the SARS virus in China in 2003 to the outbreak of the Ebola virus in West Africa in 2014 to the global outbreak of the new coronavirus in 2020, viral diseases have seriously threatened human life and health. During the outbreak of the virus, a large number of virus carriers were sent to the hospital for treatment. Therefore, medical workers are the group of people who have the most frequent contact with the virus, and the physical condition of medical workers has become the focus of people's concern. . [0003] The upper edge of the existing medical anti-virus mask is usually provided with a metal shaping strip. By pressing the m...

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Problems solved by technology

[0005] Aiming at the above-mentioned deficiencies in the prior art, the present invention provides an efficient and safe anti-virus mask for medical staff, which can effectively solve the problems of poor sealing effect, easy deviation of the elastic band and non-adjustable length of the elastic band in the existing masks. The problem

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