CN212014586U

CN212014586U - Protective mask

Info

Publication number: CN212014586U
Application number: CN202020543591.8U
Authority: CN
Inventors: 熊灿军
Original assignee: Shenzhen Nannanfeng Electronic Co Ltd
Current assignee: Shenzhen Nannanfeng Electronic Co Ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-11-27
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a protective mask, which comprises a mask main body attached to the face, wherein the mask main body is provided with an air vent for exhausting air and an elastic rope for sleeving the mask main body on the face; the mask main body is made of transparent PC material; the mask main body is made of transparent PC, the air holes are reserved in the mask main body, and the partition pieces are arranged in the air holes, so that air inlet and air outlet of a mouth and a nose can be separated, dry-wet separation can be achieved, mixed gas suction is reduced, in addition, the outer sides of the air holes are provided with the filter screen pieces, and the filter cloth is tightly fixed on the mask main body through the filter screen pieces; the filter screen cloth is replaced, so that the device can be repeatedly used; the step arranged at the edge of the protective mask can be directly fixed on protective clothing and a protective head cover, so that the device well solves the problems that the protective of the single product goggles and the single product mouth mask in the market is not in place or the wearing is inconvenient; therefore, the utility model is worth popularizing and applying.

Description

Protective mask

Technical Field

The utility model relates to a protection apparatus technical field specifically is a protective face mask.

Background

The existing protective cover only can simply play the role of eye protection, the existing mask can not be separated in a dry-wet mode, mixed gas cannot be reduced, and the risk of not-in-place protection is caused at the link position of the mask and the eye protection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protective face mask to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a protective mask comprises a mask main body made of transparent PC; the mask main body is also provided with an elastic rope for fixing the mask main body on the face, and the mask main body is provided with a vent hole for air to enter and exit; a spacer is transversely arranged in the vent hole and used for shunting and isolating gas exhaled by the mouth and the nose; a silica gel pad for covering the mouth and the nose is arranged on one side of the vent hole and is connected with the mask main body through a support ring; the filter screen is characterized in that an inwards concave yielding groove is formed in the other side of the vent hole, and a filter screen cover used for fixing the filter cloth on the vent hole is installed on the yielding groove.

As the utility model discloses a preferred technical scheme: the side of the mask main body is provided with a connecting buckle for connecting the elastic rope.

As the utility model discloses a preferred technical scheme: the spacer is movably connected with the vent hole, and the spacer and the arc plate are integrally manufactured.

As the utility model discloses a preferred technical scheme: the receding groove is also provided with a cylindrical bulge which is connected with the round holes in the filter screen cover in a one-to-one correspondence manner.

As the utility model discloses a preferred technical scheme: the edge of the mask main body is also provided with a step surface used for fixing the mask main body on the protective clothing and/or the helmet.

As the utility model discloses a preferred technical scheme: the width of silica gel pad is 5 millimeters.

Adopt above-mentioned technical scheme, the beneficial effects of the utility model are that: 1. the mask main body is made of transparent PC material; because the mask main body is made of transparent PC, the air vent is reserved on the mask main body, and the spacer is arranged in the air vent, the air inlet and the air outlet of the mouth and the nose can be separated, the dry-wet separation can be realized, and the inhalation of mixed gas can be reduced;

2. a filter screen sheet is arranged on the outer side of the vent hole, and the filter cloth is tightly fixed on the mask main body through the filter screen sheet; and then through changing the filter screen cloth, realize the used repeatedly of the device.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

fig. 2 is a schematic side view of the present invention;

fig. 3 is a schematic front structural view of the present invention.

In the figure: 1. a mask body; 2. a support ring; 3. a bungee cord; 4. a spacer; 5. a silica gel pad; 6. a step surface; 7. a filter screen cover; 8. a circular hole; 9. a yielding groove; 10. a protrusion; 11. a connecting buckle; 12. a circular arc plate; 13. and (4) a vent hole.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "upper surface", etc. indicate the orientation or positional relationship based on the orientation or positional relationship 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 referred to 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. In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a protective mask comprises a mask body 1 made of transparent PC; the mask main body 1 is also provided with an elastic rope 3 for fixing the mask main body on the face, and the mask main body 1 is provided with a vent hole 13 for air to enter and exit;

a spacer 4 is transversely arranged in the vent hole 13, and the spacer 4 is used for dividing and isolating gas exhaled by mouth and nose;

a silica gel pad 5 for covering the mouth and the nose is arranged on one side of the vent hole 13, and the silica gel pad 5 is connected with the mask main body 1 through a support ring 2;

the other side of the vent hole 13 is provided with an inwards concave abdicating groove 9, and the abdicating groove 9 is provided with a filter screen cover 7 for fixing the filter cloth on the vent hole 13.

According to the technical scheme, the mask main body 1 is worn on the face through the elastic rope 3, the mouth and nose masks are covered by the vent holes 13, the mouth and the nose are separated by the partition pieces 4 at the moment, and then the flow of the mouth and the nose is divided, filter cloth can be installed in the vent holes 13 due to the arrangement of the filter screen covers 7, the filter screen covers 7 are fixed on the mask main body 1 through the abdicating grooves 9, so that the mask main body 1 and the filter screen covers 7 integrally form a smooth curved surface, and the appearance of the mask main body 1 is optimized; secondly, the filter cloth can be fixed on the mask main body 1, so that the protection function of the mask is realized; thirdly, the filter cloth can be replaced by inserting the filter screen cover 7, so that the device can be used repeatedly.

Meanwhile, the device is provided with the silica gel pad 5 which is tightly attached to the periphery of the mouth and the nose, so that airflow is effectively prevented from entering the respiratory tract through the periphery of the mouth and the nose; the air vent 13 is arranged only by covering the periphery of the mouth and the nose, so that the use amount of the filter cloth can be effectively reduced, not only is the resource saved, but also excessive filter cloth is not needed to be consumed during replacement.

In addition, because the device passes through the grafting between screen panel 7 and the face guard main part 1, can realize the replacement of filter cloth, and then makes the device through the protection level of changing the filter cloth, can easily adapt to the demand of various protection levels, consequently also makes the device's suitability obtain very big promotion.

Wherein, the side of face guard main part 1 is equipped with and is used for connecting the connector link 11 of bungee cord 3, because bungee cord 3 and face guard main part 1's swing joint to make the inseparable degree of silica gel pad 5 and facial laminating is realized through the length that changes bungee cord 3, consequently also make the device's regulation convenient and simple more and easy going.

Further, spacer 4 with air vent 13 swing joint, just spacer 4 makes with the circular arc board 12 an organic whole that is equipped with, sets up spacer 4 and parts mouth, nose, and the other end of the circular arc board 12 of setting extends to the outside, and then can play the dun of exhaling with the mouth nose and stay the air current and guide to the filter cloth direction, further improvement the device's reposition of redundant personnel effect.

The receding groove 9 is further provided with a cylindrical protrusion 10, and the receding groove is connected with the circular holes 8 formed in the filter screen cover 7 in a one-to-one correspondence manner through the protrusion 10. The circular holes 8 and the protrusions 10 are correspondingly inserted together, so that the filter screen cover 7 is more convenient and simpler to mount and replace.

Wherein, the edge of the mask body 1 is also provided with a step surface 6 for fixing the mask body 1 on a protective suit and/or a helmet. Due to the arrangement of the step surface 6, the device can be clamped on the protective clothing and/or the helmet, so that the interior of the protective clothing or the interior of the helmet is not easy to fog, and the effect of dry-wet separation is achieved.

In order to further improve the protection capability, the width of the silica gel pad 5 is 5 mm, and the silica gel pad 5 with the width of 5 mm is arranged, so that the device can be tightly connected with the face in a larger area, and the air flow is effectively blocked from passing through the face inlet and the nose.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. A protective mask, characterized in that: comprises a mask main body (1) made of transparent PC; the mask main body (1) is also provided with an elastic rope (3) for fixing the mask main body on the face, and the mask main body (1) is provided with a vent hole (13) for air to enter and exit;

a spacer (4) is transversely arranged in the vent hole (13), and the spacer (4) is used for shunting and isolating gas exhaled by the mouth and the nose;

a silica gel pad (5) for covering the mouth and the nose is arranged on one side of the vent hole (13), and the silica gel pad (5) is connected with the mask main body (1) through a support ring (2);

the other side of the vent hole (13) is provided with an inwards concave yielding groove (9), and the yielding groove (9) is provided with a filter screen cover (7) for fixing the filter cloth on the vent hole (13).

2. A face shield according to claim 1, wherein: the side of the mask main body (1) is provided with a connecting buckle (11) for connecting the elastic rope (3).

3. A protective mask according to claim 1 or 2, wherein: the spacer (4) is movably connected with the vent hole (13), and the spacer (4) and the arc plate (12) are integrally manufactured.

4. A face shield according to claim 1, wherein: the abdicating groove (9) is also provided with a cylindrical bulge (10) which is connected with the round hole (8) arranged on the filter screen cover (7) in a one-to-one correspondence manner through the bulge (10).

5. A face shield according to claim 1, 2 or 4, wherein: the edge of the mask main body (1) is also provided with a step surface (6) used for fixing the mask main body (1) on a protective suit and/or a helmet.

6. A face shield according to claim 5, wherein: the width of silica gel pad (5) is 5 millimeters.