CN203860503U

CN203860503U - Special anti-haze mask

Info

Publication number: CN203860503U
Application number: CN201420267467.8U
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: 2014-10-08
Anticipated expiration: 2024-05-23
Also published as: GB201501377D0; GB2526392B; GB2526392A

Abstract

The utility model relates to a special anti-haze mask, and belongs to the field of protective articles for people to use in daily life. The special anti-haze mask comprises a silica gel mask body, a filter installation base, a PM2.5 filter, fixing strap fasteners, an exhalation valve, a cover body, an inhalation valve and a filtration layer. The cover body is of an arc shape. The filter installation base is symmetrically installed on the cover body. The exhalation valve is installed on the upper portion of the cover body of the filter installation base. The inhalation valve and the PM2.5 filter with the filtration layer are installed on the filter installation base. The fixing strap fasteners are movably arranged on the two sides of the cover body. According to the special anti-haze mask, by the adoption of the structure that an exhalation channel, the filter and an inhalation channel are separated, air flow is smooth, a user breathes smoothly after wearing the mask, the mask is well attached to the face of the user with a good sealing effect, so that inhaled air enters the human body after being completely filtered, and the anti-haze effect is good. The special anti-haze mask solves the problems that an existing anti-haze mask is not closely attached to the face of the user, is unobvious in anti-haze effect, and causes the user to feel suffocated and uncomfortable after the user wears the mask for long.

Description

Special anti-haze mouth mask

Technical field

The utility model relates to a kind of special anti-haze mouth mask, belongs 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 purpose of this utility model is, 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 utility model is to realize by following technical solution above-mentioned purpose:

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 utility model 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 this special anti-haze mouth mask 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 utility model, above-mentioned not illustrating done any pro forma restriction to flesh and blood of the present utility model, 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 utility model, 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 solutions of the utility model, and do not deviate from essence of the present utility model and scope.

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).