CN213049060U - Mask capable of preventing air particles from entering respiratory tract - Google Patents

Abstract

A mask capable of protecting against airborne particles entering the respiratory tract, comprising: a mask body (1), a sealing ring (4), a filtering device (100) and an exhaust valve (12), ear bandages (8) are symmetrically arranged on the edges of the left side and the right side of the mask body (1), two side surfaces of the mask body (1) are respectively provided with a sealing hole (1-1) and an exhaust valve mounting hole (1-2), a sealing ring (4) is fixedly arranged in the sealing hole (1-1), an exhaust valve (12) is arranged in the exhaust valve mounting hole (1-2), the filtering device (100) comprises an inner base (2) and an outer cover (3), the inner base (2) is convex in shape and hollow in the inner part, outer screw threads (2-1) are arranged on the outer circular surface of the small end of the inner base (2), inner screw threads (3-1) are arranged on the inner circular surface of the outer cover (3), and the inner base (2) and the outer cover (3) are screwed with the inner screw threads (3-1) through the outer screw threads (2-1).

Description

Mask capable of preventing air particles from entering respiratory tract

Technical Field

The utility model belongs to the technical field of the gauze mask device, concretely relates to gauze mask that can protective air particulate matter get into respiratory track.

Background

Along with the continuous acceleration of industrialization process, the environment also receives pollution of different degree, brings certain threat to the air of people's life, especially the increase of dust particulate matter, very big harm people's respiratory system, consequently also appeared the gauze mask of the numerous variety in the market, is used for resisting the harm of polluted air to the human body, the gauze mask that nevertheless appears in the market at present, these gauze masks have following problem in the use:

the reference notice number is: the self-suction filtering type particle-preventing mask of CN206744643U has a rotary filtering bin of a double-layer disc structure, although an outer disc and an inner disc are coaxially arranged, a circular groove which is arranged on the outer disc and used for accommodating the rotation of the inner disc is formed in the inner side wall of the groove of the outer disc, the lower semicircle of the outer disc is closed, a semicircular through hole is formed in the upper semicircle of the outer disc, and a bulge which is matched with the groove is arranged at the edge of the inner disc; moreover, no protective facilities for protecting the nose tip and the lips are arranged in the structure, so that the nose tip and the lips are easy to rub when the nose cap is used, and the long-time use by a user is not facilitated.

Referring to a respirator with the publication number of CN207100598U, the respirator belongs to a respirator, a fan support is fixedly arranged on a filter, in the technical scheme, the fan support is adhered to the filter through glue, the structure is not firm and is easy to fall off, in addition, a storage battery is arranged in a fan device, the face weight is increased, the face of a user is often subjected to strangulation, and even a slight skin breaking phenomenon occurs for other people, so the respirator with the structure is only suitable for special occasions and specific operators, is not suitable for purely preventing air particles from entering respiratory tracts in daily life, and is not suitable for all people, particularly old people and children.

In order to overcome the technical problems, the applicant discloses a mask capable of preventing air particles from entering respiratory tracts through long-time observation, investigation and experiment and improvement of the mask from the practical viewpoint.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can protective air particulate matter get into respiratory mask to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a can protect gauze mask that air particulate matter got into respiratory track, its characterized in that includes: the mask comprises a mask body (1), a sealing ring (4), a filtering device (100) and an exhaust valve (12), wherein ear bandages (8) are symmetrically arranged on the edges of the left side and the right side of the mask body (1), sealing holes (1-1) and exhaust valve mounting holes (1-2) are respectively arranged on the two side faces of the mask body (1), the sealing ring (4) is fixedly arranged in each sealing hole (1-1), the exhaust valve (12) is arranged in each exhaust valve mounting hole (1-2), the filtering device (100) comprises an inner base (2) and an outer cover (3), the inner base (2) is convex in appearance and hollow-out in the inner part, outer threads (2-1) are arranged on the outer circular face of the small end of the inner base (2), inner threads (3-1) are arranged on the inner circular face of the outer cover (3), and the inner base (2) and the outer cover (3) are screwed with the inner threads (3-1) through the outer threads (2, the sealing ring (4) is arranged between the inner base (2) and the outer cover (3).

Preferably, the bottom of the inner base (2) is provided with a plurality of inner vent holes (9), the top of the outer cover (3) is provided with a plurality of outer vent holes (10), and the inner vent holes (9) and the outer vent holes (10) are through holes.

Preferably, be equipped with supporting sheet (5) in the middle of the inner chamber that interior base (2) and enclosing cover (3) constitute, be equipped with a plurality of through-hole (11) on supporting sheet (5), supporting sheet (5) right side is equipped with coarse filtration piece (6), supporting sheet (5) left side is equipped with fine filtration piece (7).

Preferably, be equipped with round magic tape around the inboard interior base (2) of gauze mask body (1) and collude face (13), magic tape colludes face (13) outside and magic tape matt surface (15) adhesion, magic tape matt surface (15) and protection pad (14) fixed connection around.

Preferably, a circle of skin-friendly easily-deformable material is arranged at the contact edge of the mask body (1) and the face, the nose bridge and the lower jaw.

Compared with the prior art, the utility model provides a can protective air particulate matter get into respiratory mask possesses following beneficial effect:

the original structure that the bulges are matched with the channel is changed into that the inner base (2) and the outer cover (3) are screwed up and connected with the inner screw threads (3-1) through the outer screw threads (2-1), the sealing ring (4) is clamped between the inner base (2) and the outer cover (3), the mask is very safe and not easy to loosen, the falling accident is avoided, the extra social resource waste is avoided, and the protective pad (14) is arranged in the mask body (1), so that the nose tip and the lips are protected from being rubbed when in use, and the mask is convenient for a user to use for a long time.

The fan support, the fan and the built-in storage battery are not arranged in the filtering device (100), the face weight is reduced, the filtering device is completely not suitable for daily life, and the filtering device can be used by all people.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is the utility model provides a can the positive structure schematic diagram of gauze mask that protective air particulate matter got into respiratory track.

Fig. 2 is the utility model provides a can protect the side section schematic diagram of gauze mask that air particulate matter got into respiratory track.

Fig. 3 is a side section explosion diagram of the mask capable of preventing air particles from entering respiratory tract provided by the utility model.

Fig. 4 is a schematic side-sectional explosion diagram of the filtering device (100) in the mask capable of preventing air particles from entering the respiratory tract.

Fig. 5 is a schematic view of the mask filtering device for preventing air particles from entering the respiratory tract according to the utility model.

Fig. 6 is the utility model provides a can protect gauze mask filter equipment that air particulate matter got into respiratory track to look up three-dimensional explosion sketch map.

Fig. 7 is the utility model provides a can protect among air particulate matter gets into respiratory mask sealing washer (4) stereogram.

Fig. 8 is the utility model provides a can protect among air particulate matter gets into respiratory tract gauze mask sealing washer (4) front sketch map.

Fig. 9 is a top view of the sealing ring (4) in the mask of the present invention for preventing air particles from entering the respiratory tract.

Fig. 10 is a schematic front view of the mask body (1) in the mask of the present invention capable of preventing particles from entering the respiratory tract.

Figure 11 is the utility model provides a can protect among air particulate matter gets into respiratory gauze mask magic subsides collude face (13) positive sketch map.

Figure 12 is the utility model provides a can protect among air particulate matter gets into respiratory gauze mask magic subsides collude face (13) side schematic diagram.

Figure 13 is the utility model provides a can protect among air particulate matter gets into respiratory gauze mask magic subsides collude face (13) section sketch map.

Figure 14 is the utility model provides a can protect among air particulate matter gets into respiratory gauze mask magic subsides hair side (15) and protection pad (14) assembly positive section schematic diagram.

Figure 15 is the utility model provides a can protect among air particulate matter gets into respiratory gauze mask magic subsides hair side (15) and protection pad (14) assembly left side view.

Figure 16 is the utility model provides a can protect among air particulate matter gets into respiratory gauze mask magic subsides hair side (15) and protection pad (14) assembly right side view.

In the figure: the mask comprises a mask body (1), sealing holes (1-1), exhaust valve mounting holes (1-2), a filtering device (100), an inner base (2), an outer cover (3), outer threads (2-1), inner threads (3-1), a sealing ring (4), a supporting sheet (5), a coarse filter sheet (6), a fine filter sheet (7), ear bandages (8), inner vent holes (9), outer vent holes (10), through holes (11), an exhaust valve (12), magic tape hook surfaces (13), a protective pad (14) and magic tape rough surfaces (15).

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-16, the present invention provides a technical solution:

the utility model provides a can protect gauze mask that air particulate matter got into respiratory track, its characterized in that includes: the mask comprises a mask body 1, a sealing ring 4, a filtering device 100 and an exhaust valve 12, wherein ear bandages 8 are symmetrically arranged on the edges of the left side and the right side of the mask body 1, two side surfaces of the mask body 1 are respectively provided with a sealing hole 1-1 and an exhaust valve mounting hole 1-2, a sealing ring 4 is fixedly arranged in the sealing hole 1-1, an exhaust valve 12 is arranged in the exhaust valve mounting hole 1-2, the filtering device 100 comprises an inner base 2 and an outer cover 3, wherein the inner base 2 is convex in shape and hollow-out in the inner part, the outer circular surface of the small end of the inner base 2 is provided with outer screw threads 2-1, the inner circular surface of the outer cover 3 is provided with inner screw threads 3-1, the inner base 2 and the outer cover 3 are screwed with the inner threads 3-1 through the outer threads 2-1, and the sealing ring 4 is arranged between the inner base 2 and the outer cover 3.

In the preferred embodiment of the present invention, the bottom of the inner base 2 is provided with a plurality of inner vent holes 9, the top of the outer cover 3 is provided with a plurality of outer vent holes 10, and the inner vent holes 9 and the outer vent holes 10 are through holes.

The utility model discloses in the preferred embodiment, be equipped with support thin slice 5 in the middle of the inner chamber that interior base 2 and enclosing cover 3 constitute, be equipped with a plurality of through-hole 11 on the support thin slice 5, support thin slice 5 right side is equipped with coarse filter 6, support thin slice 5 left side is equipped with fine filter 7.

The utility model discloses in the preferred embodiment, be equipped with round magic subsides hook face 13 around 1 inboard interior base 2 of gauze mask body, hook face 13 outside and the 15 adhesions of magic tape matte are pasted to the magic, fixed connection around magic tape matte 15 and the protection pad 14.

The utility model discloses preferred embodiment, gauze mask body 1 is equipped with the yielding material of the close skin of round with face, bridge of the nose and chin contact edge.

The utility model discloses in the preferred embodiment, coarse filter 6 adopts the filter pulp to filter primary particles thing, large particulate matter promptly, fine filter 7 material adopts H11 level hpa active carbon filter screen piece, filters secondary particles thing, fine particulate matter such as PM2.5 promptly, protection pad 14 can adopt the gauze preparation, discharge valve 12 adopts the heavy pine preparation institute DR28SU2K gauze mask discharge valve in Japan.

The utility model discloses a theory of operation and use flow are as follows:

the human body is from breathing function, get into external air from outer vent 10 on the enclosing cover 3 top, at first inhale coarse strainer 6 in, filter the large granule material through coarse strainer 6 for the first time, the air after the filtration passes through-hole 11 on the support thin slice 5, then carry out the secondary filter through fine filter 7, filter tiny particle such as PM2.5, at last, enter the oral cavity through interior air vent 9 on the interior base 2, finally send into the respiratory track with clean air in, the realization has prevented in the air particulate matter gets into the respiratory track, thereby played the guard action to the human body, expired gas is discharged from discharge valve 12, little some returns along above-mentioned admission passage original way in the gas of a small amount of exhalations.

And (3) replacing the coarse filter 6 and the fine filter 7: after coarse filter 6 and fine filter 7 are full of dust, firstly, unscrewing outer cover 3, taking out coarse filter 6, support thin sheet 5 and fine filter 7 from the inside of the cavity of inner base 2 in sequence, then drawing out inner base 2 from mask body 1, cleaning and sterilizing inner base 2, outer cover 3 and support thin sheet 5, and then replacing new coarse filter 6 and fine filter 7 to be installed in the opposite direction according to the steps until the original state before disassembly is recovered.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a can protect gauze mask that air particulate matter got into respiratory track, its characterized in that includes: the mask comprises a mask body (1), a sealing ring (4), a filtering device (100) and an exhaust valve (12), wherein ear bandages (8) are symmetrically arranged on the edges of the left side and the right side of the mask body (1), sealing holes (1-1) and exhaust valve mounting holes (1-2) are respectively arranged on the two side faces of the mask body (1), the sealing ring (4) is fixedly arranged in each sealing hole (1-1), the exhaust valve (12) is arranged in each exhaust valve mounting hole (1-2), the filtering device (100) comprises an inner base (2) and an outer cover (3), the inner base (2) is convex in appearance and hollow-out in the inner part, outer threads (2-1) are arranged on the outer circular face of the small end of the inner base (2), inner threads (3-1) are arranged on the inner circular face of the outer cover (3), and the inner base (2) and the outer cover (3) are screwed with the inner threads (3-1) through the outer threads (2, the sealing ring (4) is arranged between the inner base (2) and the outer cover (3).

2. The mask according to claim 1, wherein the mask is adapted to protect against airborne particles entering the respiratory tract, and further comprises: the bottom of interior base (2) is equipped with a plurality of interior air vent (9), be equipped with a plurality of outer air vent (10) on enclosing cover (3) top, interior air vent (9) and outer air vent (10) are the perforating hole.

3. The mask according to claim 1, wherein the mask is adapted to protect against airborne particles entering the respiratory tract, and further comprises: interior base (2) and enclosing cover (3) constitute be equipped with support sheet (5) in the middle of the inner chamber, be equipped with a plurality of through-hole (11) on support sheet (5), support sheet (5) right side is equipped with coarse filtration piece (6), support sheet (5) left side is equipped with fine filtration piece (7).

4. The mask according to claim 1, wherein the mask is adapted to protect against airborne particles entering the respiratory tract, and further comprises: be equipped with round magic subsides around interior base (2) of gauze mask body (1) inboard and collude face (13), the adhesion of hook and loop face (13) outside and magic tape matt surface (15) is pasted to the magic, fixed connection around magic tape matt surface (15) and protection pad (14).

5. The mask according to claim 1, wherein the mask is adapted to protect against airborne particles entering the respiratory tract, and further comprises: a circle of skin-friendly material is arranged at the contact edge of the mask body (1) and the face, the nose bridge and the lower jaw.

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