CN214962753U

CN214962753U - Novel protective mask

Info

Publication number: CN214962753U
Application number: CN202022231860.XU
Authority: CN
Inventors: 余百明
Original assignee: Hangzhou Shanyou Medical Equipment Co ltd
Current assignee: Hangzhou Shanyou Medical Equipment Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-12-03
Anticipated expiration: 2030-10-09

Abstract

The utility model relates to a novel protective mask, which comprises a mask body; the mask body is connected with an elastic belt, and a sealing air bag is arranged in the mask body at a position corresponding to the bridge of the nose; the utility model has the advantages of simple structure and reasonable design, it is sealed to have realized the flexible constant voltage between gauze mask and the bridge of the nose through sealed gasbag, and sealed gasbag has significantly reduced the puzzlement of gas leakage and steam at glasses department fogging to the adjustable sealed gasbag pressure of wearer, very big promotion wear the comfort level.

Description

Novel protective mask

Technical Field

The utility model belongs to the technical field of protective articles, especially, relate to a novel protective facial mask.

Background

Common protective masks can be divided into medical masks and common masks according to different users. The medical mask is manufactured by one or more layers of non-woven fabrics, the main production process comprises melt-blowing, spun-bonding, hot air or needling and the like, and the medical mask is a medical protective article with the performances of resisting liquid, filtering particles, bacteria and the like.

Medical masks are generally classified into three types, which are disposable medical masks, medical surgical masks, and medical protective masks. The following are brief descriptions of three different types of medical masks:

a disposable medical mask: the disposable medical mask is also called a common medical mask, is generally applied to common medical environments, and has no excessive requirements on tightness and blood isolation. Common disposable medical masks are classified into an ear band type and a strap type, and are similar to medical surgical masks in appearance.

Secondly, a medical surgical mask: medical surgical masks are generally applied to environments with body fluids and blood splashes, such as operating rooms in hospitals. This type of gauze mask can effectual isolated blood and body fluid, prevents that blood and body fluid from passing gauze mask and infecting the wearer, but then is not enough to the filtration of granule, and the design is mostly rectangle, and is not unlike medical protective facial mask with the adaptation of face.

Thirdly, medical protective mask (N95): the medical protective mask is generally applied to the environment with respiratory infectious diseases, can filter particles in air, can block pollutants such as spray, blood, body fluid, secretion and the like, has the filtering efficiency of non-oily particles of more than 95 percent, is a self-absorption filtering type medical protective article with close fit, and is a disposable product. Common medical protective hoods have two types, namely an arch type and a folding type.

Above-mentioned protective mask's structural design is simple, and in the use, all there is gauze mask edge and human face when laminating, the gas tightness is not good, and it is originally internal that gaseous directly enters the gauze mask from the edge gap, does not reach the sealed effect of ideal easily, wears the comfort level and also is poor.

In view of the above problems, it is necessary to improve them.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome the defect among the above-mentioned prior art, provide a novel protective facial mask rational in infrastructure, design benefit, difficult gas leakage, the leakproofness is good.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a novel protective mask comprises a mask body; the mask body is connected with an elastic belt, and a sealing air bag is arranged in the mask body at a position corresponding to the bridge of the nose.

As an optimized proposal of the utility model, the sealing air bag is made of flexible material.

As an optimized proposal of the utility model, the flexible material is made of elastic silica gel material.

As an optimized proposal of the utility model, the flexible material is made of elastic PVC material.

As a preferable scheme of the utility model, the sealing air bag comprises a joint part and a connecting part; wherein, laminating portion is for being close to bridge of the nose one side, is circular arc structure, and connecting portion is for laminating in gauze mask body one side, is the horizontal plane structure.

As an optimal scheme of the utility model, sealed gasbag includes left gasbag body and right gasbag body, and left gasbag body and right gasbag body communicate each other.

As an optimized scheme of the utility model, left side gasbag body and right gasbag body junction are the circular arc structure that contracts mutually, and this circular arc structure laminates each other with the bridge of the nose.

As an optimized proposal of the utility model, the sealed air bag is provided with a one-way inflation valve.

As a preferred scheme of the utility model, the one-way inflation valve comprises an upper pipe and a lower pipe; a connecting plate is fixedly arranged at the joint of the inner sides of the upper pipe and the lower pipe, a through hole is formed in the connecting plate, a connecting rod is connected in the through hole in a sliding manner, a core plug is fixedly arranged at one end of the connecting rod, and a sealing ring, a limiting ring and a spring are sequentially sleeved at the other end of the connecting rod; the core plug is positioned in the cavity of the upper pipe, and the joint sealing ring, the limiting ring and the spring are positioned in the cavity of the lower pipe.

As an optimal scheme of the utility model, the low tube passes through the bonding of UV glue with sealed gasbag in inserting sealed gasbag.

As a preferred scheme of the utility model, a convex part is circumferentially and fixedly arranged between the upper pipe and the lower pipe; the bulge part corresponds to the connecting plate in position and is attached to the sealed air bag.

As an optimized proposal of the utility model, the upper tube on the one-way inflation valve is a luer connector.

The utility model has the advantages that:

1. the utility model has simple structure and reasonable design, realizes the flexible constant pressure sealing between the mask and the nose bridge through the sealing air bag, greatly reduces the trouble of air leakage and water vapor fogging at the glasses, and the pressure of the sealing air bag can be adjusted by the wearer, thus greatly improving the wearing comfort level;

2. the sealing air bag of the utility model is made of high elastic rubber material, which greatly reduces the trouble of air leakage and fogging of water vapor at the glasses, and the pressure of the air bag can be freely adjusted by a wearer, thus greatly improving the wearing comfort level;

3. the connecting part of the utility model is attached to one side of the mask body and is of a horizontal plane structure; the contact area between the sealing air bag and the mask body is increased, so that the connection between the sealing air bag and the mask body is more stable;

4. the utility model discloses a laminating portion is close to bridge of the nose one side, is circular arc structure, wherein, the laminating portion that is circular arc structure utilizes soft sealed gasbag to inflate the drum and laminate on the face surface of people softly, stops to leave the gap between face bridge of the nose surface of people and gauze mask all around the border, and no external dust invades completely, makes the bridge of the nose of people arrange in a confined breathing cavity that has clean air to provide freely breathe all the time;

5. the mask body of the utility model is integrally formed by medical polymer materials, no adhesive is used, no stimulation is generated, no skin sensitization is generated, the sealing air bag is of an integrally formed structure, and the possibility of air leakage and falling off is reduced;

6. the sealing air bag of the utility model is smooth and soft, and can be tightly attached to the face when being expanded; the sealed air bag can be inflated and deflated through the one-way inflation valve; the use is convenient;

7. the utility model discloses a protective facial mask use cost is reasonable, not extravagant, and structural design is scientific, simple, wears comfortable, light, can not leave on the face and wear indentation seal.

Drawings

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

FIG. 2 is a schematic structural view of a sealing airbag according to an embodiment of the present invention;

FIG. 3 is a diagram illustrating a state of the sealing airbag according to the embodiment of the present invention;

FIG. 4 is a schematic structural view of a one-way inflation valve according to an embodiment of the present invention;

reference numbers in the figures: the mask comprises a mask body 1, an elastic belt 2, a sealing air bag 3, a joint part 3-1, a connecting part 3-2, a one-way inflation valve 4, a left air bag body 30, a right air bag body 31, an arc structure 32, an upper pipe 40, a lower pipe 41, a connecting plate 42, a through hole 43, a connecting rod 44, a sealing ring 45, a limiting ring 46, a spring 47, a bulge 48 and a core plug 49.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.

Example (b):

as shown in fig. 1-3, the novel protective mask provided by the present embodiment includes a mask body 1; the mask body 1 is connected with an elastic belt 2, wherein the elastic belt 2 can be an ear hook, the elastic belt 2 can also be a head hook, the elastic belt 2 is sewn on the left side and the right side of the mask body 1, and a sealing air bag 3 is arranged in the mask body 1 at a position corresponding to the bridge of the nose; the mask body 1 of the protective mask in the embodiment can be a medical mask or a common mask; the medical mask is manufactured by one or more layers of non-woven fabrics, the main production process comprises melt-blowing, spun-bonding, hot air or needling and the like, and the medical mask is a medical protective article with the performances of resisting liquid, filtering particles, bacteria and the like.

Medical masks are generally classified into three types, which are disposable medical masks, medical surgical masks, and medical protective masks. The mask body 1 is integrally formed by medical high polymer materials, no adhesive is used, no stimulation is generated, no skin sensitization is generated, the sealing air bag 3 is of an integrally formed structure, and the possibility of air leakage and falling off is reduced; specifically, the sealing air bag 3 is made of flexible materials; wherein, flexible material is transparent type structure, and flexible material is silica gel material or PVC material.

Specifically, the sealed air bag 3 can be bonded with the mask body 1 through UV glue; the sealing air bag 3 and the mask body 1 can be bonded with each other by ultrasonic waves; the sealed air bag 3 can be bonded with the mask body 1 by double-sided adhesive tape.

The utility model has the advantages of simple structure and reasonable design, it is sealed to have realized the flexible constant voltage between gauze mask and the bridge of the nose through sealed gasbag, and sealed gasbag has significantly reduced the puzzlement of gas leakage and steam at glasses department fogging to the adjustable sealed gasbag pressure of wearer, very big promotion wear the comfort level.

Specifically, one end of the sealing airbag 3 is closed, a closable vent hole is formed in the other end of the sealing airbag 3, and in the using process, the sealing airbag 3 can blow air into the sealing airbag 3 through the vent hole, so that the sealing airbag 3 is attached to the face of a user to form a sealing effect.

The sealed air bag 3 comprises a joint part 3-1 and a connecting part 3-2; the nose bridge of the person can breathe freely in a breathing cavity provided by clean air, and the nose bridge of the person is closed to the breathing cavity.

The connecting part 3-2 is attached to one side of the mask body 1 and is of a horizontal plane structure; the contact area of the sealing air bag and the mask body is increased, so that the connection of the sealing air bag and the mask body is more stable.

The sealed airbag 3 comprises a left airbag body 30 and a right airbag body 31, and the left airbag body 30 and the right airbag body 31 are communicated with each other; the joint of the left air bag body 30 and the right air bag body 31 is an internally contracted arc structure 32, and the arc structure 32 is mutually attached to the nose bridge; through the left gasbag body 30, the right gasbag body 31 and the laminating of circular arc structure 32 and bridge of the nose and eye, sealed gasbag aerifys to swell and soft and laminate people face sealedly on the surface, has reduced the puzzlement of gas leakage and steam at glasses department fogging to the adjustable sealed gasbag pressure of wearer, very big promotion wear the comfort level.

The sealed air bag 3 is provided with a one-way inflation valve 4; the one-way inflation valve 4 is assembled on the vent hole of the sealed air bag 3 and communicated with the sealed air bag 3; the sealing air bag 3 is smooth and soft and can be tightly attached to the face when being expanded; the sealed air bag 3 can be inflated and deflated through the one-way inflation valve 4; the use is convenient; the utility model has the advantages of simple structure and reasonable design, adopt above-mentioned structure after, because sealed gasbag is high elasticity rubber materials, the puzzlement of gas leakage and steam at glasses department fogging that has significantly reduced to the person of wearing can freely adjust gasbag pressure, very big promotion wear the comfort level.

As shown in FIG. 4, the one-way inflation valve 4 comprises an upper tube 40 and a lower tube 41; the upper pipe 40 on the one-way inflation valve 4 in the embodiment is a luer connector; a connecting plate 42 is fixedly arranged at the joint of the inner sides of the upper tube 40 and the lower tube 41, a through hole 43 is formed in the connecting plate 42, a connecting rod 44 is connected in the through hole 43 in a sliding manner, a core plug 49 is fixedly arranged at one end of the connecting rod 44, and a sealing ring 45, a limiting ring 46 and a spring 47 are sequentially sleeved at the other end of the connecting rod 44; wherein, the core plug 49 is positioned in the cavity of the upper tube 40, and the sealing ring 45, the limiting ring 46 and the spring 47 are positioned in the cavity of the lower tube 41; the outer diameter of the through hole 43 is larger than that of the connecting rod 44, and the outer diameter of the through hole 43 is smaller than that of the core plug 49 and the sealing ring 45; the lower tube 41 is inserted into the sealed balloon 3, and the lower tube 41 and the sealed balloon 3 are bonded by UV glue.

A convex part 48 is fixedly arranged between the upper pipe 40 and the lower pipe 41 along the circumferential direction; the convex part 48 corresponds to the position of the connecting plate 42, and the convex part 42 is attached to the sealed air bag 3; the contact area between the convex part 48 and the sealing air bag 3 is increased, the sealing performance of the connecting piece between the one-way inflation valve 4 and the sealing air bag 3 is further improved, and the use safety is further ensured.

The working process of the utility model is as follows:

when the air-inflation device is used, the sealing air bag 3 is inflated, the inflation device is sleeved on the upper pipe 40 to provide air flow, the air flow passes through a gap between the connecting rod 44 and the through hole 43 and presses the spring 47 downwards through the core plug 49, then the air flow enters the sealing air bag 3 through the inner cavity of the lower pipe 41, after the inflation is finished, the sealing ring 45 interacts with the limiting ring 46 under the reset action of the spring 47 to seal the through hole 43, the air leakage is prevented, if the inflation is over-full, a user feels uncomfortable, and can press the core plug 49 to perform proper air release; the upper tube 40 is a luer connector, the mask body 1 is buckled on the face of a user, the sealing air bag 3 is of a long strip-shaped structure, the mask can be suitable for users with different face shapes, the sealing air bag 3 is conveniently, easily and stably pre-fixed on the nose bridge, and the peripheral inflating part of the mask is in airtight contact with the face.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more here: the mask comprises a mask body 1, an elastic belt 2, a sealing air bag 3, a joint part 3-1, a connecting part 3-2, a one-way inflation valve 4, a left air bag body 30, a right air bag body 31, an arc structure 32, an upper pipe 40, a lower pipe 41, a connecting plate 42, a through hole 43, a connecting rod 44, a sealing ring 45, a limiting ring 46, a spring 47, a bulge part 48, a core plug 49 and other terms, but the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A novel protective mask is characterized in that: comprises a mask body (1); the mask body (1) is connected with an elastic belt (2), and a sealing air bag (3) is arranged in the mask body (1) at a position corresponding to the bridge of the nose; sealed gasbag (3) are including left gasbag body (30) and right gasbag body (31), and left gasbag body (30) and right gasbag body (31) communicate each other.

2. The novel protective mask according to claim 1, wherein: the sealing air bag (3) is made of flexible materials.

3. The novel protective mask according to claim 2, wherein: the flexible material is made of elastic silica gel material.

4. The novel protective mask according to claim 3, wherein: the flexible material is made of elastic PVC material.

5. The novel protective mask according to claim 1 or 2, wherein: the sealing air bag (3) comprises a joint part (3-1) and a connecting part (3-2); wherein, the attaching part (3-1) is close to one side of the nose bridge and is of an arc structure, and the connecting part (3-2) is attached to one side of the mask body (1) and is of a horizontal plane structure.

6. The novel protective mask according to claim 1, wherein: the left air bag body (30) and the right air bag body (31) are in inward-contraction arc structures (32), and the arc structures (32) are mutually attached to the nose bridge.

7. The novel protective mask according to claim 6, wherein: the sealing air bag (3) is provided with a one-way inflation valve (4).

8. The novel protective mask according to claim 7, wherein: the one-way inflation valve (4) comprises an upper pipe (40) and a lower pipe (41); a connecting plate (42) is fixedly arranged at the joint of the inner side of the upper tube (40) and the inner side of the lower tube (41), a through hole (43) is formed in the connecting plate (42), a connecting rod (44) is connected in the through hole (43) in a sliding manner, a core plug (49) is fixedly arranged at one end of the connecting rod (44), and a sealing ring (45), a limiting ring (46) and a spring (47) are sequentially sleeved at the other end of the connecting rod (44); wherein, the core plug (49) is positioned in the cavity of the upper pipe (40), and the connecting sealing ring (45), the limiting ring (46) and the spring (47) are positioned in the cavity of the lower pipe (41).

9. The novel protective mask according to claim 8, wherein: the lower pipe (41) is inserted into the sealed air bag (3), and the lower pipe (41) is bonded with the sealed air bag (3) through UV glue.