CN211882305U - Protective mask for preventing gas above flowing - Google Patents

Abstract

The utility model relates to the technical field of masks, in particular to a protective mask for preventing the gas above the mask from flowing, which ensures that the upper end of a wearing bottom shell is tightly attached to a human face and a nose bridge by arranging the nose bridge attaching arc and the cheek attaching arc, thereby avoiding the gas above the mask from flowing to influence the wearing effect of a person wearing glasses and improving the use practicability; including wearing drain pan, first gas port, filter shell, second gas port, bridge of the nose laminating arc and cheek laminating arc, wear drain pan front end middle part intercommunication and be provided with first gas port, filter shell front end downside intercommunication is provided with the second gas port to filter shell fixes the lid dress and is wearing the drain pan outer end, wears drain pan upper end middle part and is provided with bridge of the nose laminating arc, and bridge of the nose laminating arc left and right sides symmetry is provided with two sets of cheek laminating arcs.

Description

Protective mask for preventing gas above flowing

Technical Field

The utility model relates to a technical field of gauze mask especially relates to a prevent protective facial mask of top gas flow.

Background

As is well known, a protective mask for preventing the flow of air above is an auxiliary device for protecting the respiratory tract of a human body, and is widely used in the field of masks; the discovery is used to the protective facial mask who has prevented the top gas flow, and the personnel of wearing glasses can lead to exhaling to make glasses surface fog because the gas of self exhalation flows in the gap department of gauze mask top and people's face when using the gauze mask, influences the personnel of wearing glasses and wears the effect, leads to using the practicality relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a through setting up bridge of the nose laminating arc and cheek laminating arc, make and wear drain pan upper end and people's face, bridge of the nose and tightly laminate, avoid the gas flow of gauze mask top, the influence wears glasses personnel's the effect of wearing, improves the protection gauze mask who prevents top gas flow who uses the practicality.

The utility model discloses a prevent protective facial mask of top gas flow, including wearing drain pan, first gas port, filter shell, second gas port, bridge of the nose laminating arc and cheek laminating arc, wear drain pan front end middle part intercommunication and be provided with first gas port, filter shell front end downside intercommunication is provided with the second gas port to the fixed lid dress of filter shell is wearing the drain pan outer end, wears drain pan upper end middle part and is provided with bridge of the nose laminating arc, and bridge of the nose laminating arc left and right sides symmetry is provided with two sets of cheek laminating arcs.

The utility model discloses a prevent protective facial mask of top gas flow still includes rubber band couple, first rubber band and second rubber band, wears drain pan side both ends symmetry and is provided with four group's rubber band couples, and first rubber band both ends hook is installed on the relative two sets of rubber band couples of upside, and second rubber band both ends hook is installed on the relative two sets of rubber band couples of downside.

The utility model discloses a prevent protective facial mask of top gas flow still includes and filters package, absorbent cotton and absorption filter cloth, and the filter bag surface is sewed up through absorbent cotton and is made, and absorbent cotton is inside to be sewed up to be smugglied secretly and has adsorbed filter cloth to but filter the package laminating and install in second gas port inner, but and filter the package quick replacement.

The utility model discloses a prevent protective facial mask of top gas flow still includes the additional air inlet, and the additional air inlet intercommunication sets up and is wearing the drain pan lower extreme.

Compared with the prior art, the beneficial effects of the utility model are that: will filter housing lid dress is wearing the drain pan outer end, wherein first gas port is corresponding with the second gas port, later will wear drain pan inner and paste tight people's mouth nose and wear, then laminate with the bridge of the nose of people through bridge of the nose laminating arc, two lamella cheeks through two sets of cheek laminating arcs and bridge of the nose both sides are pasted tightly, make and wear drain pan upper end and people's face, the bridge of the nose tightly laminates, avoid the gas flow of gauze mask top, the influence wears glasses personnel's the effect of wearing, simultaneously through double-deck protection machanism, the gas of personnel's exhalation is kept in wearing the crack between drain pan and the filter housing through first gas port entering, later gas is in following the crack through second gas port discharge gauze mask, further avoid gas in the inside circulation of gauze mask, improve the practicality of use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a front view of the bottom case;

FIG. 3 is a schematic front view of the filter housing;

FIG. 4 is a schematic diagram of a filter cartridge configuration;

in the drawings, the reference numbers: 1. wearing a bottom shell; 2. a first gas port; 3. a filter housing; 4. a second gas port; 5. a nose bridge fit arc; 6. a cheek fit arc; 7. a rubber band hook; 8. a first rubber band; 9. a second rubber band; 10. filtering the packet; 11. absorbent cotton cloth; 12. adsorbing the filter cloth; 13. an additional air inlet.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 4, the utility model discloses a protective facial mask for preventing the flow of air above, which comprises a bottom shell 1, a first air port 2, a filter shell 3, a second air port 4, a nose bridge attaching arc 5 and a cheek attaching arc 6, wherein the first air port 2 is communicated with the middle part of the front end of the bottom shell 1, the second air port 4 is communicated with the lower side of the front end of the filter shell 3, the filter shell 3 is fixedly covered on the outer end of the bottom shell 1, the nose bridge attaching arc 5 is arranged in the middle part of the upper end of the bottom shell 1, and two groups of cheek attaching arcs 6 are symmetrically arranged on the left side and the right side of the nose bridge attaching; will filter housing 3 lid dress is wearing drain pan 1 outer end, wherein first gas port 2 is corresponding with second gas port 4, later will wear drain pan 1 inner and paste the nose and mouth of people and wear, then the bridge of the nose laminating of 5 and people through the bridge of the nose laminating arc, paste through two lamellas of two sets of cheek laminating arcs 6 and bridge of the nose both sides, make and wear drain pan 1 upper end and people's face, the bridge of the nose tightly laminates, avoid the gas flow of gauze mask top, influence the effect of wearing glasses personnel, simultaneously through double-deck protection mechanism, the gas of personnel's exhalation gets into through first gas port 2 and wears and keeps in the crack between drain pan 1 and the filter housing 3, later gas is following the crack and is keeping in through second gas port 4 discharge gauze mask, further avoid gas to circulate inside the gauze mask, improve the practicality.

The utility model discloses a protective mask for preventing the flow of upper gas, which also comprises a rubber band hook 7, a first rubber band 8 and a second rubber band 9, wherein four groups of rubber band hooks 7 are symmetrically arranged at two ends of the side surface of a worn bottom shell 1, two ends of the first rubber band 8 are hooked and installed on two groups of rubber band hooks 7 opposite to the upper side, and two ends of the second rubber band 9 are hooked and installed on two groups of rubber band hooks 7 opposite to the lower side; when wearing the mask through the first rubber band 8 and the second rubber band 9, firstly, the second rubber band 9 is sleeved downwards from the head, the second rubber band 9 is hooked on the neck of a person, then the first rubber band 8 is sleeved downwards from the head, the first rubber band 8 is hooked on the two ears of the back brain of the person, and by arranging the head hook wearing mechanism, the situation that the mask is worn for a long time and the two ears are tied can be avoided, and the use comfort is improved.

The utility model discloses a prevent protective facial mask of top gas flow, still include filter bag 10, absorbent cotton 11 and absorption filter cloth 12, filter bag 10 surface is sewed up through absorbent cotton 11 and is made, absorbent cotton 11 inside sews up to be smugglied with absorption filter cloth 12, and filter bag 10 laminating is installed at second gas port 4 inner, and filter bag 10 can quick replacement; through setting up filter bag 10, the dustproof adsorption apparatus of quick replacement gauze mask of being convenient for makes gauze mask can reuse, practices thrift and uses and manufacturing cost, improves and uses the practicality.

The utility model discloses a protective mask for preventing the air above from flowing, which also comprises an additional air inlet 13, wherein the additional air inlet 13 is communicated with the lower end of the wearing bottom shell 1; through setting up additional air inlet 13, be convenient for the inside a small amount of air that provides of gauze mask, avoid wearing the process and appear the phenomenon of holding out breath, improve the practicality of use.

The utility model relates to a protective mask for preventing the flow of gas above, when in work, firstly, a filter shell cover is arranged at the outer end of a wearing bottom shell, wherein a first gas port corresponds to a second gas port, then, the inner end of the wearing bottom shell is tightly attached to the nose of a person to be worn, then, the inner end of the wearing bottom shell is attached to the nose bridge of the person through a nose bridge attaching arc, the two pieces of cheek at the two sides of the nose bridge are tightly attached through two groups of cheek attaching arcs, so that the upper end of the wearing bottom shell is tightly attached to the face and the nose bridge, the gas flow above the mask is avoided, the wearing effect of a person wearing glasses is influenced, meanwhile, through a double-layer protection mechanism, the gas exhaled by the person enters a gap between the wearing bottom shell and the filter shell through the first gas port to be temporarily stored, then the gas is discharged out of the mask through the second gas port from the gap, the, the second rubber band is sleeved from the head part downwards, so that the second rubber band is hooked on the neck of a person, and then the first rubber band is sleeved from the head part downwards, so that the first rubber band is hooked on the two ears of the hindbrain part of the person.

The utility model discloses a prevent protective facial mask of top gas flow, its mounting means, connected mode or set up the mode and be common mechanical system, as long as can reach all can implement of its beneficial effect.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims (4)

1. The utility model provides a prevent protective facial mask of top gas flow, a serial communication port, including wearing drain pan (1), first gas port (2), filter shell (3), second gas port (4), bridge of the nose laminating arc (5) and cheek laminating arc (6), it is provided with first gas port (2) to wear drain pan (1) front end middle part intercommunication, filter shell (3) front end downside intercommunication is provided with second gas port (4), and filter shell (3) fixed lid dress is wearing drain pan (1) outer end, it is provided with bridge of the nose laminating arc (5) to wear drain pan (1) upper end middle part, bridge of the nose laminating arc (5) left and right sides symmetry is provided with two sets of cheek laminating arcs (6).

2. The protective mask for preventing the flow of the air above the mask according to claim 1, further comprising a rubber band hook (7), a first rubber band (8) and a second rubber band (9), wherein four sets of rubber band hooks (7) are symmetrically arranged at two ends of the side surface of the wearing bottom shell (1), two ends of the first rubber band (8) are hooked on two sets of rubber band hooks (7) opposite to the upper side, and two ends of the second rubber band (9) are hooked on two sets of rubber band hooks (7) opposite to the lower side.

3. The protective mask for preventing the flow of air above according to claim 2, further comprising a filter bag (10), a water-absorbing cotton cloth (11) and an absorbing filter cloth (12), wherein the surface of the filter bag (10) is sewn by the water-absorbing cotton cloth (11), the absorbing filter cloth (12) is sewn inside the water-absorbing cotton cloth (11), and the filter bag (10) is attached to the inner end of the second air port (4) and can be replaced quickly.

4. The protective mask for preventing the flow of the gas above according to claim 3, further comprising an additional gas inlet (13), wherein the additional gas inlet (13) is connected to the lower end of the wearing bottom case (1).

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