CN103976485A

CN103976485A - Special mask for preventing haze

Info

Publication number: CN103976485A
Application number: CN201410221086.0A
Authority: CN
Inventors: 陈思敏; 陈思维
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-05-23
Filing date: 2014-05-23
Publication date: 2014-08-13

Abstract

The invention relates to a special mask for preventing haze, and belongs to the field of protective appliances for everyday life of people. The special mask comprises a silicone face mask, filter mounting seats, PM.2.5 (Particulate Matter 2.5) filters, fixed belt fastening parts, exhalation valves, a mask body, inhalation valves and filtering layers; the mask body is arc-shaped, and the filter mounting seats are symmetrically mounted on the mask body; the exhalation valves are mounted on the cover body at the upper parts of the filter mounting seats; the inhalation valves and the PM2.5 filters with the filtering layers are mounted on the filter mounting seats; the fixed belt fastening parts are movably mounted at two sides of the mask body. According to the special mask for preventing the haze, the structure that an exhaling channel, filters and an inhaling channel are separated is adopted, and thereby, smooth airflow is ensured, a user can breathe smoothly after wearing, the mask can fit the face well, the sealing effect is great, the inhaled air can be completely filtered before entering a human body, and as a result, good haze preventing effect is realized. With the adoption of the special mask for preventing the haze, the problems of the existing haze mask that the mask cannot tightly fit the face of a people, obvious haze preventing effect is not realized, and people feels oppressed and uncomfortable after long-time wearing, can be solved.

Description

Special anti-haze mouth mask

Technical field

The present invention relates to a kind of special anti-haze mouth mask, belong to people's daily life protective articles field.

Background technology

PM2.5 refers to that in atmosphere, diameter is less than or equal to the particle of 2.5 microns, also referred to as entering lung particle.Although PM2.5 is the little component of content in earth atmosphere composition, it has important impact to air quality and visibility etc.PM2.5 particle diameter is little, is rich in a large amount of poisonous and harmful substances and the time of staying in atmosphere is long, fed distance is far away, thereby larger on the impact of health and atmosphere quality.The precautionary measures of people in the time running into haze weather should be avoided outdoor activities as far as possible, must when outdoor activity, all wear masks and protect.Anti-haze mouth mask is mainly to see can mouth mask filter disc really filter the particle of PM2.5 and whether tight with people's face laminating, so the anti-haze effect of existing general mouth mask not obvious; Recently also have on the market the mouth mask that is specifically designed to anti-haze, having adopted wing nano material and granular activated carbon is mouth mask filter core, can depth-type filtration stop PM2.5, bacterial virus, vehicle exhaust etc.But this mouth mask filter disc is because density is large, in addition its structure for exhale and filter all on same filter core passage, cause mouth mask filter disc easily to stop up, protection efficiency decline, the time of wearing has been grown and can allow people produce to feel oppressed and sticky feeling, be unfavorable for wearing for a long time use; On the other hand, also there is untight problem in the laminating of this anti-haze mouth mask and people's face.

Summary of the invention

The object of the invention is to, for the deficiency of above-mentioned anti-haze mouth mask, provide a kind of the passage of expiration and filter is separated, the filter course of filter is made up of nonwoven layer, activated carbon fiber layers, Static Spinning textured fiber layer and electro static filtering film, good filtration effect, air-flow is unobstructed; And face shield adopts silica gel material to make, tight with face's laminating of people, haze can not enter from the edge of mouth mask the special anti-haze mouth mask being absorbed by the body.

The present invention realizes above-mentioned purpose by following technical solution:

This special anti-haze mouth mask is made up of silica gel face shield, filter mount pad, PM2.5 filter, fixed band fastener, outlet valve, expiration valve seat, compacting ring, cover body, inlet valve and filter course, it is characterized in that: cover body is curved, the longitudinal midline bilateral symmetry of cover body is equipped with filter mount pad, on the top cover body of filter mount pad, expiration valve seat is housed, on expiration valve seat, outlet valve is housed; On the inner side of filter mount pad, inlet valve is housed, PM2.5 filter is installed on the outside of filter mount pad, on PM2.5 filter, filter course is housed, described filter course is made up of nonwoven layer, activated carbon fiber layers, Static Spinning textured fiber layer and electro static filtering film; The periphery of cover body is equipped with silica gel face shield, and the periphery of silica gel face shield is manufactured with crimping, and the edge of silica gel face shield and expiration valve seat and filter mount pad tightens up sealing by compacting ring; The both sides of cover body are movably installed with fixed band fastener.

The present invention compared with prior art has following beneficial effect:

This special anti-haze mouth mask adopts the structure that expiration, filter and air-breathing passage are separated, air-flow is unobstructed, and user wears rear smooth breathing, with laminating and the good sealing effect of face, make the air sucking after filtering, enter human body completely, anti-haze is effective.The filter course of filter is made up of nonwoven layer, activated carbon fiber layers, Static Spinning textured fiber layer and electro static filtering film, and good filtration effect can filter out the particle of PM2.5 completely.Solve the anti-haze effect of existing general mouth mask not obvious; Although and be specifically designed to the mouth mask successful of anti-haze, but due to its structure for exhale and filter all on same filter core passage, cause mouth mask filter disc easily to stop up, the time of wearing has been grown and can allow people produce to feel oppressed and sticky feeling, and with people's face untight problem of fitting.

Brief description of the drawings:

Fig. 1 is the front view of special anti-haze mouth mask;

Fig. 2 is the top view of special anti-haze mouth mask;

Fig. 3 is the left view of special anti-haze mouth mask;

Fig. 4 is the rearview of special anti-haze mouth mask;

Fig. 5 is the structural representation of the PM2.5 filter outside of special anti-haze mouth mask;

Fig. 6 is the structural representation of the PM2.5 filter inner face of special anti-haze mouth mask;

Fig. 7 is A～A cutaway view of Fig. 1.

In figure: 1, silica gel face shield, 2, filter mount pad, 3, PM2.5 filter, 4, fixed band fastener, 5, outlet valve, 6, expiration valve seat, 7, compacting ring, 8, cover body, 9, inlet valve, 10, filter course, 11, crimping.

Detailed description of the invention:

This special anti-haze mouth mask is made up of silica gel face shield 1, filter mount pad 2, PM2.5 filter 3, fixed band fastener 4, outlet valve 5, expiration valve seat 6, compacting ring 7, cover body 8, inlet valve 9 and filter course 10, cover body 8 is curved, the shape of its arc is similar to the shape of face, the longitudinal midline bilateral symmetry of cover body 8 is equipped with filter mount pad 2, on the top cover body 8 of filter mount pad 2, expiration valve seat 6 is housed, outlet valve 5 is housed on expiration valve seat 6; Inlet valve 9 is housed on the inner side of filter mount pad 2, PM2.5 filter 3 is installed on the outside of filter mount pad 2, filter course 10 is housed on PM2.5 filter 3, and described filter course 10 is formed by the superimposed rear compacting of nonwoven layer, activated carbon fiber layers, Static Spinning textured fiber layer and electro static filtering film.The periphery of cover body 8 is equipped with silica gel face shield 1, and the periphery of silica gel face shield 1 is manufactured with crimping 11, and silica gel face shield 1 tightens up sealing with the edge of expiration valve seat 6 and filter mount pad 2 by compacting ring 7; The both sides of cover body 8 are movably installed with fixed band fastener 4.(referring to accompanying drawing 1～7).

The silica gel face shield 1 of this special anti-haze mouth mask is by making without anaphylactoid high resiliency silica gel, for effectively and human body face closely sealed, the periphery of silica gel face shield 1 is shaped with crimping 11, it has the closely sealed frame of twice Turn up hem, make people's face form two seals circle, can effectively prevent the intrusion of haze.When the special anti-haze mouth mask of this PM2.5 uses, the negative pressure producing when personnel are air-breathing is opened two inlet valves 9, the haze air of outside filters by the filter course 10 being equipped with on PM2.5 filter 3, guarantee that the air that human body sucks is the pure air after PM2.5 particle is filtered, the waste gas of breathing out when expiration is discharged by the outlet valve 5 of exhaling on valve seat 6, when expiration, close because the effect of malleation makes two inlet valves 9, the haze air of outside cannot enter.

This special anti-haze mouth mask adopts the structure that expiration, filter and air-breathing passage are separated, air-flow is unobstructed, and user wears rear smooth breathing, with laminating and the good sealing effect of face, make the air sucking after filtering, enter human body completely, anti-haze is effective.The filter course of filter is made up of nonwoven layer, activated carbon fiber layers, Static Spinning textured fiber layer and electro static filtering film, and good filtration effect is difficult for stopping up, and can filter out the particle of PM2.5 completely.

The above is preferred embodiment of the present invention, above-mentioned not illustrating done any pro forma restriction to flesh and blood of the present invention, person of an ordinary skill in the technical field is reading any simple modification or the distortion after this description, according to technical spirit of the present invention, above detailed description of the invention done, and the technology contents that may utilize above-mentioned announcement is changed or is modified to the equivalent embodiment of equivalent variations, all still belong in the scope of technical solution of the present invention, and do not deviate from the spirit and scope of the invention.

Claims

1. a special anti-haze mouth mask is made up of silica gel face shield (1), filter mount pad (2), PM2.5 filter (3), fixed band fastener (4), outlet valve (5), expiration valve seat (6), compacting ring (7), cover body (8), inlet valve (9) and filter course (10), it is characterized in that: cover body (8) is curved, the longitudinal midline bilateral symmetry of cover body (8) is equipped with filter mount pad (2), on the top cover body (8) of filter mount pad (2), expiration valve seat (6) is housed, outlet valve (5) is housed on expiration valve seat (6); Inlet valve (5) is housed on the inner side of filter mount pad (2), PM2.5 filter (3) is installed on the outside of filter mount pad (2), filter course (10) is housed on PM2.5 filter (3), and described filter course (10) is made up of nonwoven layer, activated carbon fiber layers, Static Spinning textured fiber layer and electro static filtering film; The periphery of cover body (8) is equipped with silica gel face shield (1), and the periphery of silica gel face shield (1) is manufactured with crimping (11), and silica gel face shield (1) tightens up sealing with the edge of expiration valve seat (6) and filter mount pad (2) by compacting ring (7); The both sides of cover body (8) are movably installed with fixed band fastener (4).