CN212214407U

CN212214407U - Novel epidemic prevention type protective face mask

Info

Publication number: CN212214407U
Application number: CN202020423416.5U
Authority: CN
Inventors: 陆良愿; 陶德强; 杨占民
Original assignee: Aerospace Center Hospital
Current assignee: Aerospace Center Hospital
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-12-25
Anticipated expiration: 2030-03-30

Abstract

A novel epidemic prevention type protective mask relates to the technical field of medical protective tools and comprises a mask body, a transparent mask, an air bag, a filter and a head-wearing type fixing band; the mask body is of a convex shell structure capable of correspondingly covering the mouth and the nose of a human body, the edge of the mouth of the mask body is provided with an air bag capable of correspondingly contacting with the skin of the face of the human body, and two head-mounted fixing belts for positioning the mask body at the mouth and nose parts of the human body are arranged at intervals outside the edge of the mouth of the mask body; one side of the cover body is communicated with one end of a single-tube double-cavity threaded tube used for constructing a breathing passage, two air passages of the single-tube double-cavity threaded tube are respectively provided with a one-way valve, and the other end of the single-tube double-cavity threaded tube is communicated with an air filter; the utility model discloses effectively solved current protective face mask and human face laminating degree poor, produced easily and weigh wounded to and hood profile cover leads to the limited problem in field of vision because of the fog easily.

Description

Novel epidemic prevention type protective face mask

Technical Field

The utility model belongs to the technical field of medical protection apparatus technique and specifically relates to a novel epidemic prevention type protective face mask is related to.

Background

As is known, the medical protective mask is used to prevent the occurrence of the situation that a wearer is infected by airborne or droplet-borne germs, but the existing medical protective mask has many defects, such as the traditional goggles are easy to fog up when wearing the mask, which leads to limited visual field, the traditional epidemic prevention mask has no special ventilation and filtration equipment, the long-term wearing of the face is serious in pressure injury, most of the medical protective mask belongs to disposable equipment, the traditional protective mask cannot be reused under extreme conditions, the traditional waterproof mask has no air filtration effect, and the traditional helmet type equipment is large in equipment, which easily limits the operation visual field, and the above phenomena are problems to be solved by technical staff in the field.

Disclosure of Invention

In order to overcome the defects in the background technology, the utility model discloses a novel epidemic prevention type protective mask.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a novel epidemic prevention type protective mask comprises a mask body, a transparent mask, an air bag, an air filter and a head-wearing type fixing band; the mask body is of a convex shell structure capable of correspondingly covering the mouth and the nose of a human body, the edge of the mouth of the mask body is provided with an air bag capable of correspondingly contacting with the skin of the face of the human body, and two head-mounted fixing belts for positioning the mask body at the mouth and nose parts of the human body are arranged at intervals outside the edge of the mouth of the mask body; one side of the cover body is communicated with one end of a single-tube double-cavity threaded tube used for constructing a breathing passage, two air passages of the single-tube double-cavity threaded tube are respectively provided with a one-way valve, and the other end of the single-tube double-cavity threaded tube is communicated with an air filter; the mask body corresponds human nose bridge position and is equipped with the transparent cover that is used for sheltering from position more than human nasal part, the both sides that the transparent cover bottom corresponds human nose bridge all are equipped with the alignment jig that is used for adjusting transparent cover inclination, the alignment jig contains the support body that corresponds fastening connection with the transparent cover, the one end that the support body deviates from the transparent cover closely pegs graft the one end that has the damping pivot, the other end and the mask body of damping pivot correspond fastening connection.

Preferably, the cover body is provided with a communication film area corresponding to the mouth of the human body.

Preferably, the air bag is provided with an inflation interface corresponding to the mandible of the human body and used for inflating the air bag.

Preferably, the single-tube double-cavity threaded tube is correspondingly inserted into the air filter, and a sealing ring is arranged at the position corresponding to the insertion position.

Preferably, the one-way valve is a one-way valve.

Preferably, the head-wearing fixing band is an elastic band.

Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has:

the utility model discloses a novel epidemic prevention type protective face mask, simple structure, manufacturing cost is lower, the breathing passageway that peculiar single tube double-chamber type screwed pipe founds effectively filters the pollutant, improves the ventilation effect, cover body oral area edge is equipped with the gasbag that can correspond the contact with human facial skin, and this gasbag can be flexible silica gel material, and skin-friendly performance is good, can improve the laminating performance of cover body and human facial through the gasbag, can effectively slow down the crushing to human facial simultaneously, the gasbag corresponds human chin position and is equipped with the interface of aerifing that is used for aerifing to the gasbag, can aerify or discharge the gas in the gasbag through the interface of aerifing to the gasbag promptly, thereby make the person of wearing can adjust the inflation degree of gasbag according to self face type, so that cover body oral area edge can be with the better laminating of person of wearing face; the transparent mask body is arranged at the position, corresponding to the bridge of the nose of the human body, of the mask body and used for shielding the part above the nose of the human body, namely, spray can be effectively isolated through the transparent mask body, the eyes are prevented from being splashed, meanwhile, the transparent mask body is in a suspended state, the generation of a fogging condition is reduced, the influence on the sight of a wearer due to fogging can be effectively avoided, the adjusting frames used for adjusting the inclination angle of the transparent mask body are arranged at the bottom of the transparent mask body and corresponding to the two sides of the bridge of the nose of the human body, namely, the inclination angle of the transparent mask body, which is far away from or close to the face of the human body, can be adjusted through; in addition, the cover body is provided with a communication film area corresponding to the position of the mouth of the human body, and the communication film area can effectively improve the condition of influencing the communication effect when the cover body is worn.

Drawings

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

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

fig. 3 is a schematic structural view of the check valve.

In the figure: 1. a cover body; 2. a transparent mask; 3. an air bag; 4. an air filter; 5. a head-mounted fixing band; 6. a single-tube double-cavity threaded tube; 7. a one-way valve; 8. an inflation interface; 9. a frame body; 10. a damping rotating shaft; 11. a call film zone.

Detailed Description

The invention will be explained in more detail by the following examples, which disclose the invention and are intended to protect all technical improvements within the scope of the invention.

With reference to the attached figures 1-3, a novel epidemic prevention type protective mask comprises a mask body 1, a transparent mask 2, an air bag 3, an air filter 4 and a head-wearing fixing band 5; the mask body 1 is of a convex shell structure capable of correspondingly covering the mouth and the nose of a human body, the edge of the mouth of the mask body 1 is provided with an air bag 3 capable of correspondingly contacting with the skin of the face of the human body, the air bag 3 can be made of flexible silica gel materials, the skin-friendly performance is good, the bonding performance of the mask body 1 and the face of the human body can be improved through the air bag 3, and meanwhile, the pressure injury to the face of the human body can be effectively relieved; according to the requirement, the air bag 3 is provided with an inflation interface 8 for inflating the air bag 3 corresponding to the mandible of the human body, namely, the air bag 3 can be inflated or exhausted through the inflation interface 8, so that the expansion degree of the air bag 3 can be adjusted by a wearer according to the face of the wearer, and the edge of the mouth part of the cover body 1 can be better attached to the face of the wearer; two head-wearing fixing belts 5 for positioning the mask body 1 at the mouth and nose parts of a human body are arranged at the outer side of the mouth edge of the mask body 1 at intervals; according to the requirement, the head-wearing fixing belt 5 is an elastic belt; one side of the cover body 1 is communicated with one end of a single-tube double-cavity threaded tube 6 for constructing a breathing passage, two air passages of the single-tube double-cavity threaded tube 6 are respectively provided with a one-way valve 7, namely, a human body breathing and inhaling passage can be formed by a single-tube double-cavity characteristic assembly of the single-tube double-cavity threaded tube 6, and meanwhile, the one-way valves 7 can effectively prevent gas from flowing reversely, so that air inlet and ventilation loops in a pipeline are mutually independent, and the risk of carbon dioxide accumulation caused by ventilation dead cavities is reduced; according to the requirement, the one-way valve 7 is a one-way valve; the other end of the single-tube double-cavity threaded tube 6 is communicated with an air filter 4, namely, air entering the cover body 1 can be filtered through the air filter 4; the single-tube double-cavity threaded pipe 6 is correspondingly spliced with the air filter 4 as required, and the sealing ring is arranged at the corresponding splicing position, so that the air filter 4 with different filter elements can be replaced according to different scenes, and the applicability is improved;

the mask body 1 is provided with a transparent mask 2 used for shielding the part above the nose of the human body corresponding to the bridge of the nose of the human body, namely, the transparent mask 2 can effectively isolate spray to prevent eyes from being splashed, meanwhile, the transparent mask 2 is in a suspended state to reduce the generation of a fogging condition, thereby effectively avoiding influencing the sight of a wearer due to fogging, the bottom of the transparent mask 2 is provided with adjusting frames used for adjusting the inclination angle of the transparent mask 2 corresponding to the bridge of the nose of the human body, namely, the inclination angle of the transparent mask 2 away from or close to the face of the human body can be adjusted through the adjusting frames, so that the wearer can adjust the transparent mask 2 according to the face characteristics to play the best effect of isolating the spray, each adjusting frame comprises a frame body 9 correspondingly and fixedly connected with the transparent mask 2, one end of the frame body 9, which is far away from the transparent mask 2, the other end of the damping rotating shaft 10 is correspondingly and fixedly connected with the mask body 1, namely the inclination angle of the transparent mask 2 can be positioned through the damping characteristic of the damping rotating shaft 10; in addition, the cover body 1 is provided with a conversation film area 11 corresponding to the mouth of the human body, and the conversation film area 11 can effectively improve the condition that the conversation effect is influenced when the cover body 1 is worn.

Implement novel epidemic prevention type protective facial mask, during the use through wear-type fixed band 5 with the cover body 1 be located human mouth nose position, adjust transparent face mask 2 through the alignment jig and keep away from or press close to human facial inclination to the person of wearing can adjust transparent face mask (2) according to self face type characteristic, play the effect of best isolation droplet.

The details of the present invention not described in detail are prior art, and it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Claims

1. A novel epidemic prevention type protective face mask is characterized in that: comprises a mask body (1), a transparent mask (2), an air bag (3), an air filter (4) and a head-wearing fixing belt (5); the mask body (1) is a convex shell structure capable of correspondingly covering the mouth and nose of a human body, the edge of the mouth of the mask body (1) is provided with an air bag (3) capable of correspondingly contacting with the skin of the face of the human body, and two head-mounted fixing belts (5) for positioning the mask body (1) at the mouth and nose parts of the human body are arranged at intervals outside the edge of the mouth of the mask body (1); one side of the mask body (1) is communicated with one end of a single-tube double-cavity threaded tube (6) for constructing a breathing passage, two air passages of the single-tube double-cavity threaded tube (6) are respectively provided with a one-way valve (7), and the other end of the single-tube double-cavity threaded tube (6) is communicated with an air filter (4); the mask body (1) is equipped with transparent face guard (2) that are used for sheltering from position more than human nasal part corresponding to human bridge of the nose position, the both sides that transparent face guard (2) bottom corresponds human bridge of the nose all are equipped with the alignment jig that is used for adjusting transparent face guard (2) inclination, the alignment jig contains support body (9) that correspond fastening connection with transparent face guard (2), the one end that deviates from transparent face guard (2) in support body (9) closely pegs graft the one end that has damping pivot (10), the other end and the mask body (1) of damping pivot (10) correspond fastening connection.

2. The new epidemic prevention type protective facial mask of claim 1, wherein: the mask body (1) is provided with a communication film area (11) corresponding to the mouth of the human body.

3. The new epidemic prevention type protective facial mask of claim 1, wherein: the air bag (3) is provided with an inflation interface (8) corresponding to the mandible of the human body and used for inflating the air bag (3).

4. The new epidemic prevention type protective facial mask of claim 1, wherein: the single-tube double-cavity threaded pipe (6) is correspondingly inserted with the air filter (4), and a sealing ring is arranged at the corresponding insertion position.

5. The new epidemic prevention type protective facial mask of claim 1, wherein: the one-way valve (7) is a one-way valve.

6. The new epidemic prevention type protective facial mask of claim 1, wherein: the head-wearing fixing belt (5) is an elastic belt.