CN211672579U

CN211672579U - Protective mask capable of transmitting sound

Info

Publication number: CN211672579U
Application number: CN202020179849.0U
Authority: CN
Inventors: 罗禹雨
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-18
Filing date: 2020-02-18
Publication date: 2020-10-16
Anticipated expiration: 2030-02-18

Abstract

The utility model discloses a protective mask capable of transmitting sound, which comprises a mask main body and a ventilation component, wherein the ventilation component is penetratingly arranged on the mask main body and comprises a support piece and a plurality of filter pieces, the support piece is provided with a plurality of ventilation holes, the filter pieces are used for blocking the ventilation holes, and the support piece is also provided with a sound transmission through hole; the support piece is used as a sealing mounting piece of the ventilation assembly relative to the mask body and is used as a ventilation mounting piece of the filter piece; the filter element is used for filtering air; the ventilation open pore is used for allowing air to pass through the breathing mask or the breathing mask; the sound-transmitting through hole is used for transmitting sound from the mask. The utility model discloses guaranteed sound quality, high sound transmission rate and high protection level simultaneously, can adapt to different sanitary condition's environment, convenient to use, repeatedly usable moreover.

Description

Protective mask capable of transmitting sound

Technical Field

The utility model relates to a gauze mask design technical field, concretely relates to protective facial mask of permeable sound.

Background

The mask is worn for a variety of reasons, one is that the mask can prevent foreign substances from entering the human body through the mouth and the nose, and the human body is protected from air pollution, germs and allergens. In recent years, resistance of the public to influenza and pneumonia viruses is reduced due to mutation of the influenza and pneumonia viruses, and people with weak immunity may be seriously suffered from the influenza and the pneumonia and even die. Wearing the mask can block external and internal droplets and further reduce the spread of diseases such as influenza and pneumonia, so that wearing the mask is one of the methods for protecting the mask from disease infection no matter people take public transportation or enter many places such as medical institutions. In the occasion that needs the speech to be clear, wear ordinary gauze mask and influenced the sound quality of speech, for example produce the echo or reduce the volume, and current sound permeable gauze mask only sets up the sound transmission hole on the cover body of gauze mask, and soft cover body is difficult to guarantee the aperture size of sound transmission hole, and the sound transmission hole of addding has influenced the health protection grade, can not satisfy the condition of high sound transmission rate and high protection grade simultaneously moreover, and current sound permeable gauze mask only can be used for the better interchange occasion of sanitary condition.

SUMMERY OF THE UTILITY MODEL

In view of the above, there is a need to provide a sound-permeable protective mask, which can ensure sound quality, high sound permeability and high protection level, can adapt to different environments with different sanitary conditions, and is convenient to use and reusable.

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

a sound-permeable protective mask comprises a mask body and a ventilation assembly, wherein the ventilation assembly is penetratingly arranged on the mask body and comprises a support piece and a plurality of filter pieces, the support piece is provided with a plurality of ventilation holes, the filter pieces are used for blocking the ventilation holes, and the support piece is also provided with a sound-permeable through hole;

the support piece is used as a sealing mounting piece of the ventilation assembly relative to the mask body and is used as a ventilation mounting piece of the filter piece;

the filter element is used for filtering air;

the ventilation open pore is used for allowing air to pass through the breathing mask or the breathing mask;

the sound-transmitting through hole is used for transmitting sound from the mask.

Further, the protective mask also comprises a blocking piece, and the blocking piece is used for detachably blocking the sound transmission through hole.

Further, the support member is also provided with a blocking member seating structure for detachably mounting the blocking member.

Further, the stifled plug member is the rod-shaped structure, stifled plug member one end is used for blockking up the sound-permeable through-hole or arrange in on support piece's the plug member mounting structure, stifled plug member another end is as the handle.

Furthermore, one port of the sound-transmitting through hole is arranged on the inner wall surface of the face space of the mask cover of the mask, and the other port of the sound-transmitting through hole is arranged on the inner wall surface of the ventilating opening of the supporting piece or the wall surface of the supporting piece contacted with the filtering piece.

Further, the aperture of at least part of the sound-transmitting through hole is 0.03-0.07 mm.

Furthermore, the mask main body comprises a protective mask body and a mask belt, the supporting piece is arranged in an opening of the protective mask body, and the periphery of the supporting piece is connected with the protective mask body in a sealing manner; the protective cover body is used for being attached to the face and used as a carrier of the breathable component.

Furthermore, the number of the filter elements is at least two, one of the filter elements is a first filter sheet, the other filter element is a second filter sheet, the first filter sheet is arranged on one orifice of the air-permeable opening in a covering mode, and the second filter sheet is arranged on the other orifice of the air-permeable opening in a covering mode; the breathable assembly further comprises a first filter sheet fixing cover for fixing the first filter sheet and a second filter sheet fixing cover for fixing the second filter sheet, the first filter sheet fixing cover is installed on one side, far away from the inner cavity of the mask body, of the support, and the second filter sheet fixing cover is installed on the other side, located in the inner cavity of the mask body, of the support.

Furthermore, the mask main body comprises a plurality of layers of air filter cloth and mask belts.

Further, the ventilation assembly further comprises an air check valve arranged on the support, and the air check valve is used for performing air check on the ventilation hole of the support.

The utility model has the advantages that:

the utility model effectively filters air through the filtering piece of the ventilation component, effectively ensures the sound quality transmitted from the mask through the sound transmission through hole of the ventilation component, avoids echo and improves the sound transmission rate; the sound-permeable through holes of the traditional mask are arranged on the mask body of the traditional mask, so that the defects of low air filtering performance and sound absorption of the mask body to the sound-permeable through holes are generated, and the sound-permeable through holes arranged on the ventilation assembly of the utility model overcome the defects; the support piece provided with the sound-permeable through hole supports blocking of the sound-permeable through hole, the blocking piece is not prone to falling off, the defect that the traditional mask is difficult to block the sound-permeable through hole is overcome, the mask is suitable for environments with different sanitary conditions, and the sound-permeable through hole arranged on the support piece can be blocked in occasions needing high protection levels; the utility model discloses after using a period, only need to change and filter and can continue to use, greatly reduced cost is applicable to the crowd such as school's lesson and enterprise's reworking and uses.

Drawings

Fig. 1 is a schematic perspective view of a sound-permeable protective mask according to embodiment 1 of the present invention;

fig. 2 is a schematic perspective view of a sound-permeable protective mask according to embodiment 2 of the present invention;

description of reference numerals:

a mask body 1; a ventilation component 2; a support member 21; a filter member 22; a gas permeable opening 211; sound-permeable through holes 212; a blocking member 3; a plug seating structure 213; an air filter cloth 13; a mask band 12; an air check valve 25; a protective cover body 11; a first filter sheet 221; a second filter sheet 222; a first filter fixing cover 23; and a second filter securing cover 24.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention are combined below to describe the technical solutions of the present invention clearly and completely. It should be noted that the described embodiments are only some embodiments of the present invention, and 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.

It is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like, are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

The terms "first," "second," "third," "fourth," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, the definitions of "first", "second", "third", "fourth" features may explicitly or implicitly include one or more of such features.

Example 1

As shown in fig. 1, a sound-permeable protective mask comprises a mask body 1 and a ventilation assembly 2, wherein the ventilation assembly 2 is penetratingly disposed on the mask body 1, the ventilation assembly 2 comprises a support member 21 and a plurality of filter members 22, the support member 21 is provided with a plurality of ventilation openings 211, the filter members 22 are used for blocking the ventilation openings 211, and the support member 21 is further provided with sound-permeable through holes 212; the support piece is used as a sealing mounting piece of the ventilation assembly relative to the mask body and is used as a ventilation mounting piece of the filter piece;

the filter element 22 is used for filtering air;

the ventilation opening 211 is used for allowing air to pass through the breathing mask or the breathing mask;

the sound-transmitting through-hole 212 is used for passing the sound emitted from the mask.

Further, the protective mask also comprises a blocking piece 3, wherein the blocking piece 3 is used for detachably blocking the sound transmission through hole 212; the sound-permeable through holes 212 provided in the support member 21 may be blocked by the blocking member 3 when a high level of protection is required.

Further, the support member 21 is also provided with a blocking member seating structure 213 for detachably mounting the blocking member 3; when communication or speech is required, the blocking member 3 can be temporarily detachably mounted on the blocking member mounting structure 213; the blocking member seating structure 213 prevents the blocking member 3 from being lost after the blocking member 3 is pulled out.

Further, the blocking piece 3 is a rod-shaped structure, one end of the blocking piece 3 is used for blocking the sound-permeable through hole 212 or is placed on the blocking piece installing structure 213 of the supporting piece 21, and the other end of the blocking piece 3 is used as a handle; the plug 3 of the rod-shaped structure is convenient to take.

Furthermore, one port of the sound-permeable through hole 212 is arranged on the inner wall surface of the support 21 in the face space of the mask cover, and the other port is arranged on the inner wall surface of the ventilation opening 211 of the support 21 or the wall surface of the support 21 in contact with the filter 2; the other port of the sound-permeable through hole 212 is arranged at a position which is favorable for the sound air carrier to be transmitted out of the outlet cover through the filter element 2; if the sound quality needs to be further improved, another port of the sound-transmitting through hole 212 may be disposed on the outer wall surface of the space outside the mask of the support 21.

Further, the aperture of at least part of the sound-transmitting through hole 212 is 0.03-0.07 mm; preferably, the diameter of at least a part of the sound-transmitting through-hole 212 is 0.05mm, and the fine hole of 0.05mm can prevent spitting from passing through.

Further, the mask body 1 comprises a protective mask body 11 and a mask belt 12, the support piece 21 is installed in an opening of the protective mask body 11, and the periphery of the support piece 21 is connected with the protective mask body 11 in a sealing manner; specifically, the peripheral part of the protective cover body 11 is tightly matched with the face, and the middle part is outwards supplied, so that a space is reserved between the protective cover body 11 and the mouth, the comfort of the mouth during speaking is improved, and the voice definition is improved; specifically, the protective cover 11 may be a hermetic casing or a gas-permeable cover having a certain structural rigidity.

Further, there are at least two filter members 22, one of which is a first filter 221, the other of which is a second filter 222, the first filter 221 is disposed over one orifice of the air-permeable opening 211, and the second filter 222 is disposed over the other orifice of the air-permeable opening 211; the ventilation assembly 2 further comprises a first filter sheet fixing cover 23 for fixing the first filter sheet 221 and a second filter sheet fixing cover 24 for fixing the second filter sheet 222, the first filter sheet fixing cover 23 is mounted on one side of the support member 21 far away from the inner cavity of the mask body 1, and the second filter sheet fixing cover 24 is mounted on the other side of the support member 21 located in the inner cavity of the mask body 1.

Example 2

As shown in fig. 2, a sound-permeable protective mask comprises a mask body 1 and a ventilation assembly 2, wherein the ventilation assembly 2 is penetratingly disposed on the mask body 1, the ventilation assembly 2 comprises a support member 21 and a plurality of filter members 22, the support member 21 is provided with a plurality of ventilation openings 211, the filter members 22 are used for blocking the ventilation openings 211, and the support member 21 is further provided with sound-permeable through holes 212; the mask body 1 comprises a plurality of layers of air filter cloth 13 and a mask belt 12.

Further, the protective mask also comprises a blocking piece 3, and the blocking piece 3 is used for detachably blocking the sound transmission through hole 212.

Further, the support member 21 is also provided with a blocking member seating structure 213 for detachably mounting the blocking member 3.

Further, the plugging member 3 is a rod-shaped structure, one end of the plugging member 3 is used for plugging the sound-permeable through hole 212 or is arranged on the plugging member mounting structure 213 of the supporting member 21, and the other end of the plugging member 3 is used as a handle.

Further, one port of the sound-permeable through hole 212 is disposed on the outer wall surface of the support member 21, and the other port thereof is disposed on the inner wall surface of the air-permeable opening 211 of the support member 21 or the wall surface of the support member 21 contacting the filter member 2.

Further, the diameter of at least part of the sound-transmitting through hole 212 is 0.03-0.07 mm.

Further, the air-permeable assembly 2 further comprises an air check valve 25 disposed on the support 21, wherein the air check valve 25 is used for checking the air-permeable opening 211 of the support 21 with air.

The utility model discloses a use:

when the mask needs to be worn and a user needs to speak, the user only needs to pull out the standard fitting or the blocking piece from the mask, the blocking piece is placed into the blocking piece installing structure, and sound is transmitted out from the sound-transmitting through hole arranged on the supporting piece. When the mask is reused, the filter can be replaced.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a protective facial mask of permeable sound, its characterized in that, this protective facial mask includes gauze mask main part and ventilative subassembly, ventilative subassembly runs through to be located in the gauze mask main part, ventilative subassembly includes that support piece and a plurality of filter, support piece is equipped with the ventilative trompil of a plurality of, filter and be used for blocking this ventilative trompil, support piece still is equipped with the sound through-hole of passing through.

2. The sound-permeable protective mask of claim 1 further comprising a blocking member for removably blocking the sound-permeable opening.

3. The sound-permeable protective mask of claim 2 wherein the support member is further provided with a blocking member seating arrangement for removably mounting a blocking member.

4. The sound-permeable protective mask according to claim 2, wherein the blocking member is a rod-shaped structure, one end of the blocking member is used for blocking the sound-permeable through hole or is placed on the blocking member placement structure of the support member, and the other end of the blocking member serves as a handle.

5. The sound-permeable protective mask according to claim 1, wherein one port of the sound-permeable through hole is provided on an inner wall surface of the mask body space of the mask, and the other port thereof is provided on an inner wall surface of the ventilation opening of the support member or a wall surface of the support member contacting the filter member.

6. The sound-permeable protective mask according to claim 1, wherein the diameter of at least a portion of the sound-permeable through holes is 0.03-0.07 mm.

7. The sound-permeable protective mask of claim 1 wherein the mask body comprises a protective mask body and a mask strap, the support member being mounted within an opening in the protective mask body, the support member being sealingly connected at its periphery to the protective mask body.

8. The sound-permeable protective mask of claim 1 wherein said filter elements are at least two, one of said filter elements being a first filter element and the other of said filter elements being a second filter element, said first filter element overlying one aperture of said ventilation opening and said second filter element overlying the other aperture of said ventilation opening; the breathable assembly further comprises a first filter sheet fixing cover for fixing the first filter sheet and a second filter sheet fixing cover for fixing the second filter sheet, the first filter sheet fixing cover is installed on one side, far away from the inner cavity of the mask body, of the support, and the second filter sheet fixing cover is installed on the other side, located in the inner cavity of the mask body, of the support.

9. The sound-permeable protective mask of claim 1, wherein the mask body comprises a plurality of layers of air-filtering cloth and mask straps.

10. The sound permeable protective mask of claim 9 wherein the ventilation assembly further comprises an air check valve on the support member for air checking the ventilation openings of the support member.