CN213527206U

CN213527206U - Portable virus protective mask

Info

Publication number: CN213527206U
Application number: CN202022204418.8U
Authority: CN
Inventors: 侯艳; 王炜
Original assignee: 904th Hospital of the Joint Logistics Support Force of PLA
Current assignee: 904th Hospital of the Joint Logistics Support Force of PLA
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-25
Anticipated expiration: 2030-09-30

Abstract

The utility model provides a portable virus protective mask belongs to protective articles technical field for solve current protective mask structure complicacy, carry inconvenient, need special preparation operation when wearing, use the less scheduling problem of scene. The mask comprises a face component and a mouth and nose component, wherein the face component is detachably arranged on the mouth and nose component and comprises a mask body, an upper frame is arranged at the rear end of the mask body, two symmetrical bandage bases are arranged on the upper frame, elastic bandage I are arranged on the bandage bases, and a breathing valve is detachably arranged on the mouth and nose component; the utility model can cover and protect the eyes, mouth, nose and other face parts of a user, separate the external air environment and prevent the spread of viruses such as spray, air and the like; the clothes can be stored and carried separately when not needed to be worn, and the carrying is convenient and quick; the mouth-nose seat, the elastic bandage II, the mouth-nose shield and the filter element can be disassembled, replaced and cleaned, and the service life is long; the ventilation degree of the breather valve is adjusted, the breather valve is suitable for different air environments, and the application range is wide.

Description

Portable virus protective mask

Technical Field

The utility model belongs to the technical field of protective articles, a protective face mask, especially a portable virus protective face mask is related to.

Background

Respiratory infectious diseases refer to infectious diseases caused by invasion of pathogens from respiratory infections such as nasal cavities, throats, tracheas, bronchi and the like of human bodies; some viruses can be transmitted through body fluid, including infection caused by entering a human body from the mouth, the nose and the eyes, the traditional mask and the protective mask have incomplete protection against the diseases, and the traditional mask and the protective mask are easy to cause infection for people in areas with relatively serious epidemic situations, especially for many public security and medical care personnel during the epidemic situations, due to the bad working environment, the traditional mask and the protective mask are easy to cause virus infection in the working process; the traditional mask only protects from the angle of filtering air and cannot effectively prevent virus from contacting infection, and the traditional mask has complex structure and inconvenient carrying, needs special preparation operation for wearing and has limited use scenes;

through search, for example, chinese patent literature discloses a protective mask for isolating viruses and dust [ application No.: CN 202010414337.2; publication No.: CN111450435A ]. The protective mask comprises a veneering frame body, fixing belts and a filtering screen, wherein the fixing belts are connected to two sides of the veneering frame body; the side surface of the veneering frame body is provided with an air outlet pipe which is provided with a one-way air outlet valve capable of discharging air outwards; the protective mask is too complex in structure, needs special preparation operation when being worn, and is not suitable for diversified use scenes of the current society.

For this reason, we specifically propose a portable virus protection mask that accommodates different use scenarios.

SUMMERY OF THE UTILITY MODEL

The utility model aims at having the above-mentioned problem to current technique, provided a portable virus protective face mask, the technical problem that the device will solve is: how to realize portable multi-scene virus protection of the mask.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a portable virus protective mask, includes facial subassembly and oral nasal subassembly, facial subassembly detachably sets up on oral nasal subassembly, and facial subassembly includes the top facing main part, and top facing main part rear end is provided with the upper ledge, is provided with two bandage bases of symmetry on the upper ledge, all is provided with elasticity bandage one on the bandage base, and detachably is provided with the breather valve on the oral nasal subassembly.

The utility model discloses a theory of operation is: when the user wears, elastic bandage one is flexible, adapt to user's facial size and fix this device at user's face, facial subassembly covers user's eyes and facial skin all around, this mouth nose and facial skin around this mouth nose and use are covered to the mouth nose subassembly, separate user's facial and external air environment, prevent the droplet, the viral infection of approaches such as body fluid, guarantee that the respiratory air of user all filters through the breather valve, when need not wear, dismantle facial subassembly from the mouth nose subassembly, separately accomodate and carry, reduce single volume of carrying, conveniently carry.

Cover facing main part lower extreme detachably is provided with the lower frame, and lower frame and upper ledge joint cooperation are provided with the positioning seat on the lower frame, and the positioning seat rear end is provided with the locating piece, and two elastic bandage tip are provided with buckle female end and buckle male end respectively, and buckle female end and buckle male end joint cooperation.

Structure more than adopting, lower frame and the fixed top facing main part of upper ledge cooperation, the positioning seat provides locating piece position benchmark, and the female end of buckle and the public end of buckle connect or break off two elastic bandage one through the joint cooperation and accomplish wearing or taking off of this device.

The oronasal subassembly includes oronasal guard shield, and oronasal guard shield front end has seted up a constant head tank, and locating piece detachably sets up in the inside of a constant head tank, and oronasal guard shield rear end detachably is provided with elastic bandage two, and two both ends of elastic bandage are the forked type, and two front ends of elastic bandage are provided with the magic and paste the hook face, and two rear ends of elastic bandage are provided with the magic and paste the matte, and the magic is pasted hook face and magic and is pasted the matte and bond the cooperation, and two rear end detachably of elastic bandage are provided with the oronasal seat.

Structure more than adopting, piece constant head tank and locating piece cooperation are connected face subassembly and oronasal subassembly, elastic bandage bifurcate type end connection back cladding user hindbrain, and it is fixed to form the face, reduces the pressure of two pairs of user's heads of elastic bandage, improves the fixed stability and wears the travelling comfort, and oronasal guard shield and oronasal seat cooperation cover are on using user's oronasal, and direct contact user facial skin guarantees oronasal subassembly gas tightness, separates user's nasal cavity and outside air environment.

The mouth nose seat and the elastic bandage II are provided with air holes, the mouth nose seat is provided with a plurality of positioning holes, the elastic bandage II is provided with a plurality of through holes, the inner side of the mouth nose shield is provided with a plurality of positioning columns, the positioning holes, the through holes and the positioning columns are the same in number and correspond in position, and the positioning columns penetrate through the through holes to be matched with the positioning holes in a clamping mode.

Structure more than adopting, mouth nose has the breathing space in mouth nose guard shield inside when the user is guaranteed to wear by the bleeder vent, improves and wears the comfort level, and through locating hole, through-hole and reference column cooperation, mouth nose guard shield, elastic bandage two and mouth nose seat constitute the mouth nose subassembly, and mouth nose guard shield, elastic bandage two and mouth nose seat all have not unidimensional model, adapt to different user's facial size characteristics, extract the reference column from the locating hole, dismantle mouth nose subassembly, conveniently change the clearance.

The breather valve comprises adjustable ring and filter core, and the adjustable ring is located the oral-nasal guard shield inside, and filter core detachably sets up inside the adjustable ring.

Structure more than adopting, the adjustable ring is through the air permeability of the interval adjustment breather valve of adjustment filter core and oronasal guard shield, reduces the interval when needing high strength to filter, the air permeability is transferred highly, ensures that the air filters via the filter core completely.

The material of top facing main part adopts polycarbonate, and detachably is provided with the silica gel packing ring on upper ledge and the lower frame rear end, and silica gel layer is provided with to silica gel packing ring inboard, the inside of mouth nose seat.

Structure more than adopting, polycarbonate is colorless transparent, and is heat-resisting, shocks resistance, and the user field of vision is good when guaranteeing to wear, and the security is high, and the facial leakproofness of facial subassembly and user is guaranteed to the silica gel packing ring, and the sponge cushion reduces upper ledge and lower frame to the facial pressure of user, absorbs user sweat, guarantees the inside drying of facial subassembly, improves and wears the comfort level, and the silica gel layer improves the leakproofness of oronasal seat and user face.

Compared with the prior art, the portable virus protective mask has the following advantages:

1. through facial subassembly, mouth nose subassembly and breather valve cooperation, cover face parts such as protection user eyes and mouth nose, separate the outside air environment, prevent virus propagation such as droplet, air, through mouth nose subassembly and breather valve cooperation, use as the gauze mask alone, the usage is extensive.

2. Through the cooperation of facial subassembly and oronasal subassembly, the separation is accomodate and is carried when need not wearing, and convenient to carry is swift.

3. The components such as the mouth nose seat, the elastic bandage II, the mouth nose shield, the filter element and the like can be disassembled to be replaced and cleaned, the maintenance is convenient, and the service life is long.

4. Through the cooperation of adjustable ring and filter core, adjust the air permeability of breather valve according to actual air condition, be applicable to different air circumstance, application scope is extensive.

Drawings

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

fig. 2 is a schematic front view of the middle panel assembly of the present invention;

FIG. 3 is a front view of the middle oral-nasal module of the present invention;

FIG. 4 is a schematic front view of the middle oral-nasal shield and breather valve of the present invention;

fig. 5 is a front view structure diagram of the second elastic bandage of the present invention;

FIG. 6 is a front view of the middle nose pad of the present invention;

in the figure: 1-face component, 101-cover surface main body, 102-upper frame, 103-band base, 104-elastic band I, 105-lower frame, 106-positioning seat, 107-buckle female end, 108-buckle male end, 109-positioning block, 2-mouth-nose component, 201-mouth-nose seat, 202-elastic band II, 203-mouth-nose shield, 204-positioning groove, 205-positioning column, 206-through hole, 207-positioning hole, 3-breather valve, 301-adjusting ring and 302-filter element.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar 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 only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Referring to fig. 1-6, the present embodiment provides a portable virus protective mask, which includes a face component 1 and an oral-nasal component 2, wherein the face component 1 is detachably disposed on the oral-nasal component 2, the face component 1 includes a mask main body 101, an upper frame 102 is disposed at the rear end of the mask main body 101, two symmetrical bandage bases 103 are disposed on the upper frame 102, elastic bandage one 104 are disposed on the bandage bases 103, and a breathing valve 3 is detachably disposed on the oral-nasal component 2;

when the user wears, elastic bandage one 104 is flexible, adapt to user's facial size and fix this device at user's face, facial subassembly 1 covers user's eyes and facial skin all around, this mouth nose and facial skin all around are used in mouth nose subassembly 2 cover, separate user's face and external air environment, prevent the droplet, the viral infection of approaches such as body fluid, guarantee that the air that the user breathes all filters through breather valve 3, when need not wear, dismantle facial subassembly 1 from mouth nose subassembly 2, separately accomodate and carry, reduce the single volume that carries, and is convenient to carry.

The lower end of the cover surface main body 101 is detachably provided with a lower frame 105, the lower frame 105 is in clamping fit with the upper frame 102, the lower frame 105 is provided with a positioning seat 106, the rear end of the positioning seat 106 is provided with a positioning block 109, the end parts of the two elastic straps I104 are respectively provided with a buckle female end 107 and a buckle male end 108, and the buckle female end 107 is in clamping fit with the buckle male end 108;

the lower frame 105 and the upper frame 101 are matched to fix the cover surface main body 101, the positioning seat 106 provides a positioning reference for the positioning block 109, and the buckle female end 107 and the buckle male end 108 are connected or disconnected with the two elastic straps 104 through snap fit to complete the wearing or taking-off of the device.

The mouth and nose assembly 2 comprises a mouth and nose shield 203, the front end of the mouth and nose shield 203 is provided with a block positioning groove 204, a positioning block 109 is detachably arranged inside the block positioning groove 204, the rear end of the mouth and nose shield 203 is detachably provided with a second elastic bandage 202, two ends of the second elastic bandage 202 are of a fork shape, the front end of the second elastic bandage 202 is provided with a magic tape hook surface, the rear end of the second elastic bandage 202 is provided with a magic tape suede surface, the magic tape hook surface is in bonding fit with the magic tape suede surface, and the rear end of the second elastic bandage 202 is detachably provided with a mouth and nose;

piece constant head tank 204 and locating piece 109 cooperation, connect face subassembly 1 and oronasal subassembly 2, two 202 forked type end connection back cladding user hindbrain of elastic bandage, it is fixed to form the face, reduce two 202 pressures of elastic bandage to user's head, improve fixed stability and wear the travelling comfort, oronasal shield 203 covers on using user's oronasal with the cooperation of oronasal seat 201, direct contact user facial skin guarantees oronasal subassembly gas tightness, separate user's nasal cavity and outside air circumstance.

Air holes are formed in the mouth-nose seat 201 and the second elastic bandage 202, a plurality of positioning holes 207 are formed in the mouth-nose seat 201, a plurality of through holes 206 are formed in the second elastic bandage 202, a plurality of positioning columns 205 are arranged on the inner side of the mouth-nose shield 203, the positioning holes 207, the through holes 206 and the positioning columns 205 are the same in number and correspond in position, and the positioning columns 205 penetrate through the through holes 206 to be in clamping fit with the positioning holes 207;

the mouth nose has the breathing space in mouth nose guard shield 203 when the user wears to the bleeder vent assurance, improve and wear the comfort level, through-hole 207, through-hole 206 and reference column 205 cooperation, mouth nose guard shield 203, two 202 and the mouth nose seat 201 of elastic bandage constitute oral-nasal subassembly 2, mouth nose guard shield 203, two 202 and the oral-nasal seat 201 of elastic bandage all have different size models, adapt to different user's facial size characteristics, extract reference column 205 from positioning hole 207, dismantle oral-nasal subassembly 2, the clearance is conveniently changed.

The breather valve 3 consists of an adjusting ring 301 and a filter element 302, wherein the adjusting ring 301 is positioned inside the oral-nasal shield 203, and the filter element 302 is detachably arranged inside the adjusting ring 301; the adjusting ring 301 adjusts the ventilation of the breather valve 3 by adjusting the distance between the filter element 302 and the oronasal shield 203, so that the distance is reduced and the ventilation is increased when high-intensity filtration is required, and air is ensured to be completely filtered through the filter element 302.

The material of the cover surface main body 101 is polycarbonate, silica gel gaskets are detachably arranged at the rear ends of the upper frame 102 and the lower frame 105, sponge gaskets are arranged on the inner sides of the silica gel gaskets, and silica gel layers are arranged inside the mouth and nose seats 201; polycarbonate is colourless transparent, and is heat-resisting, shocks resistance, and the user field of vision is good when ensureing to wear, and the security is high, and the leakproofness of facial subassembly 1 and user face is guaranteed to the silica gel packing ring, and the sponge cushion reduces upper ledge 102 and lower frame 105 to the facial pressure of user, absorbs user's sweat, guarantees the inside drying of facial subassembly 1, improves and wears the comfort level, and the silica gel layer improves the leakproofness of oronasal seat 201 and user face.

The utility model discloses a theory of operation:

the user holds the elastic bandage II 202 and the mouth and nose shield 203, covers the mouth and nose seat 201 on the mouth and nose, bonds the magic tape suede with the magic tape hook surface, adjusts the position of the mouth and nose seat 201 to separate the mouth and nose from the external air environment, adjusts the breather valve 3 through the adjusting ring 301 according to the environmental conditions, finishes wearing the mouth and nose assembly 2, when eye protection is needed, the user holds the mask surface main body 101, attaches the upper frame 102 and the lower frame 105 on the face, clamps the positioning block 109 into the block positioning groove 204, clamps the buckle female end 107 with the buckle male end 108, finishes wearing the face assembly 1 and the whole device, breathes filtered air through the breather valve 3 during wearing, adjusts the ventilation degree of the breather valve 3 through the adjusting ring 301 to adjust the distance between the filter element 302 and the mouth and nose shield 203 according to the environmental conditions, reduces the distance and increases the ventilation degree when high-intensity filtration is needed, ensure that the air filters via filter core 302 completely, when needing to change filter core 302 after using a period, the user dismantles adjustable ring 301, change filter core 302, when needing to change or wash the spare part of oronasal subassembly 2, the user extracts reference column 205, with oronasal seat 201, two 202 and the separation of oronasal shield 203 of elastic bandage, change or nursing operations such as washing, when need not wear, the user accomodates the separation of facial subassembly 1 and oronasal subassembly 2 and carries.

In conclusion, the face component 1, the mouth and nose component 2 and the breather valve 3 are matched to cover and protect the face parts such as eyes, mouth and nose of a user, and the like, so that the external air environment is separated, viruses such as spray, air and the like are prevented from being spread, the mouth and nose component 2 and the breather valve 3 are matched to be independently used as a mask, and the mask is wide in application; the face component 1 is matched with the mouth and nose component 2, so that the face component and the mouth and nose component are separated when not needed to be worn, are stored and carried, and are convenient and quick to carry; the parts such as the mouth nose seat 201, the second elastic bandage 202, the mouth nose shield 203, the filter element 302 and the like can be disassembled for replacement and cleaning, so that the maintenance is convenient and the service life is long; through the cooperation of adjustable ring 301 and filter core 302, adjust the air permeability of breather valve 3 according to actual air condition, be applicable to different air circumstance, application scope is extensive.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a portable virus protective mask, includes facial subassembly (1) and oronasal subassembly (2), its characterized in that, facial subassembly (1) detachably sets up on oronasal subassembly (2), and facial subassembly (1) includes top facing main part (101), and top facing main part (101) rear end is provided with upper ledge (102), is provided with two bandage bases (103) of symmetry on upper ledge (102), all is provided with elasticity bandage (104) on bandage base (103), and the last detachably of oronasal subassembly (2) is provided with breather valve (3).

2. The portable virus protective mask according to claim 1, wherein the lower end of the mask body (101) is detachably provided with a lower frame (105), the lower frame (105) and the upper frame (102) are in snap fit, the lower frame (105) is provided with a positioning seat (106), the rear end of the positioning seat (106) is provided with a positioning block (109), the end parts of the two elastic straps one (104) are respectively provided with a snap female end (107) and a snap male end (108), and the snap female end (107) and the snap male end (108) are in snap fit.

3. The portable virus protective mask according to claim 2, wherein the mouth and nose assembly (2) comprises a mouth and nose shield (203), a block positioning groove (204) is formed in the front end of the mouth and nose shield (203), the positioning block (109) is detachably arranged inside the block positioning groove (204), a second elastic strap (202) is detachably arranged at the rear end of the mouth and nose shield (203), two ends of the second elastic strap (202) are forked, a hook and loop surface is arranged at the front end of the second elastic strap (202), a loop and loop surface is arranged at the rear end of the second elastic strap (202), the loop and loop surface is in bonding fit with the loop and loop surface, and a mouth and nose seat (201) is detachably arranged at the rear end of the second elastic strap (202).

4. The portable virus protective mask according to claim 3, wherein the mouth-nose seat (201) and the second elastic band (202) are both provided with air holes, the mouth-nose seat (201) is provided with a plurality of positioning holes (207), the second elastic band (202) is provided with a plurality of through holes (206), the inside of the mouth-nose shield (203) is provided with a plurality of positioning posts (205), the positioning holes (207), the through holes (206) and the positioning posts (205) have the same number and correspond to each other in position, and the positioning posts (205) are all matched with the positioning holes (207) in a clamping manner after passing through the through holes (206).

5. A portable virus protective mask according to claim 4, characterised in that the breathing valve (3) is composed of an adjusting ring (301) and a filter element (302), the adjusting ring (301) being located inside the oronasal shield (203), the filter element (302) being detachably arranged inside the adjusting ring (301).

6. The portable virus protective mask according to claim 4 or 5, wherein the material of the mask main body (101) is polycarbonate, the rear ends of the upper frame (102) and the lower frame (105) are detachably provided with silica gel gaskets, the inner sides of the silica gel gaskets are provided with sponge gaskets, and the inside of the mouth-nose seat (201) is provided with a silica gel layer.