CN214710572U - Improved pressure sore prevention mask - Google Patents

Improved pressure sore prevention mask Download PDF

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Publication number
CN214710572U
CN214710572U CN202120288518.5U CN202120288518U CN214710572U CN 214710572 U CN214710572 U CN 214710572U CN 202120288518 U CN202120288518 U CN 202120288518U CN 214710572 U CN214710572 U CN 214710572U
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China
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mask body
mask
pressure sore
improved pressure
gauze mask
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CN202120288518.5U
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Chinese (zh)
Inventor
张引
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Anhui Medical College
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Anhui Medical College
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Abstract

The utility model discloses a sore gauze mask is prevented pressing by improvement formula, including gauze mask body, breather valve subassembly and interior bracket component all have two, and the difference symmetric distribution is in on the gauze mask body. The utility model discloses in, through the gauze mask body that adopts duckbilled type 3D spatial structure, not only improve the driving fit degree with the laminating of human face shape, still help increasing to hinder dirt and anti-virus efficiency, when wearing the gauze mask body, through folding along well broken line and folding line, and adjust interior bracket component to suitable arch angle, form a space that can supply breathing between gauze mask body and mouth nose, the cooperation breather valve subassembly uses, it does not oppression face, improve respiratory smooth and easy degree and the comfortable degree of wearing greatly.

Description

Improved pressure sore prevention mask
Technical Field
The utility model relates to a gauze mask technical field, specifically speaking relate to a sore gauze mask is prevented pressing by improvement formula.
Background
The mask is a sanitary article, generally refers to a device worn at the mouth and nose for filtering air entering the mouth and nose so as to prevent harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer, and is mostly made of gauze or paper and the like. The mask has a certain filtering function on air entering the lung, and has a very good effect when the mask is worn in the epidemic of respiratory infectious diseases or in the operation in the polluted environment such as dust and the like.
The mask may be classified into an air filtering type mask and an air supplying type mask. For a good filter material of the protective mask, the following three conditions are required: firstly, the filtering efficiency is high under the condition that the mask is well sealed with the face of a user; secondly, the respiratory resistance is small; thirdly, the user feels comfortable. The structure of current gauze mask is relatively poor with the facial adaptation of human, many tiny particles that exist harm to the health can get into the lung from the respiratory track through gauze mask and facial gap, its filter material generally is mechanical fabric, this kind of filter material will reach high dust-proof efficiency, the only method is exactly to increase thickness, and the negative effects that increases thickness is that the user feels respiratory resistance big, it is low to wear the comfort level, not only can collect out a large amount of steam and heat in the inside of gauze mask after wearing for a long time, still can leave the deep mark pressure sore on face, the red swelling of skin can appear in people's face even, the condition such as allergy.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a breathing smooth and easy, wear comfortable improvement formula and prevent pressing sore gauze mask is provided.
In order to solve the technical problem, the utility model discloses a following technical scheme: an improved pressure sore prevention mask comprises a mask body, a breathing valve assembly and an inner support assembly, wherein the breathing valve assembly and the inner support assembly are respectively provided with two pieces which are respectively and symmetrically distributed on the mask body;
the mask body comprises a middle folding line and two folding lines which are perpendicular to the middle folding line and are distributed at intervals, the middle folding line is arranged at the axis position of the mask body, and the mask body is vertically folded along the middle folding line and is transversely folded along the two folding lines to form a duckbill 3D three-dimensional structure;
the breathing valve assembly is fixedly arranged on the mask body by penetrating through the inner bracket assembly, and comprises a cover body, a rotating cover and a base, wherein the rotating cover is rotatably arranged between the cover body and the base, and a filter disc is clamped between the cover body and the rotating cover;
interior bracket component sets up the interior face of gauze mask body, interior bracket component includes claw shape bracket, installation outer loop and installation inner ring, the installation outer loop through enclose some anchor bars of annular distribution in the interior with installation inner ring fixed connection, claw shape bracket is fixed the installation outer loop is close to one side of well broken line.
Furthermore, the lid both ends are fixed with the buckle respectively, the draw-in groove seat that the base both ends were equipped with respectively, thereby the lid passes through the buckle with draw-in groove seat joint adaptation with base fixed mounting.
Further, the inboard both ends of enclosing of installation inner ring have seted up the mounting groove respectively, thereby the base passes through the draw-in groove seat with the mounting groove is fixed install interior bracket component is last.
Furthermore, a hollow plate is arranged in the rotary cover, a connecting column is fixedly arranged at the center of the hollow plate in a penetrating mode, one end of the connecting column penetrates through a connecting hole formed in the center of the filter disc and is connected to the cover body, and the other end of the connecting column is rotatably connected to a cross rod fixed to the axis of the base.
Furthermore, the annular all around of lid distributes there is the ventilation groove, the ventilation groove passes through the cassette with the fretwork board is spaced each other, just the periphery of cassette is provided with the protection packing ring.
Further, interior bracket component adopts plasticity wire material, just the peripheral cladding of interior bracket component has the protective layer, the protective layer adopts food grade silica gel material, just interior bracket component's inside is located it is equipped with the filtration cotton layer to press from both sides between installation outer loop and the installation inner ring.
Further, the mask body is made of a plurality of layers of non-woven fabrics, and an antibacterial layer, a melt-spraying layer, an adsorption layer and a water absorption cotton layer are sequentially arranged from outside to inside.
Further, the periphery of the outer surface of the mask body is provided with a covered edge, a metal strip penetrates through the covered edge, a sponge ring is arranged on the periphery of the inner surface of the mask body, and a nose bridge cotton pad is fixed inside the sponge ring at the upper end of the inner surface of the mask body.
Further, the upper end and the lower end of the mask body are fixedly connected with a first elastic belt and a second elastic belt respectively, the first elastic belt and the second elastic belt are provided with two elastic belts, and a hook-and-loop fastener are fixed on the first elastic belt and the second elastic belt respectively.
The beneficial effects of the utility model are embodied in:
in the utility model, the mask body forms a duckbilled 3D three-dimensional structure by bending along the middle folding line and the folding line, gaps between the mask body and the sides of the nose, the cheek, the chin and the like are eliminated, the sealing degree of the overlay and the facial shape is improved, the dust-blocking and anti-virus efficiency is increased, simultaneously, the inner support bracket components symmetrically arranged on the inner side of the mask body are bent and adjusted to a proper arch angle, so that the breathable three-dimensional space formed between the mask body and the nose is not collapsed for a long time, simultaneously, the breathing valve components arranged on the inner support bracket components are simple and light in structure, a one-way exhaust valve structure is adopted, the rotary cover is blown open by positive pressure during exhalation, waste gas in the mask body is rapidly discharged, the rotary cover is automatically closed by negative pressure during inhalation, harmful gas in the external environment is avoided being inhaled, and the mask is not hot, and water vapor is not formed, and the face is not pressed, so that the breathing smoothness and the wearing comfort are greatly improved.
Drawings
Fig. 1 is a schematic view of an outer surface structure according to an embodiment of the present invention.
Fig. 2 is a schematic view of an inner surface structure according to an embodiment of the present invention.
Fig. 3 is a side sectional view of a mask body according to an embodiment of the present invention.
Fig. 4 is an exploded view of a breather valve assembly according to an embodiment of the present invention.
Fig. 5 is an elevation view of an inner bracket assembly according to an embodiment of the present invention.
The components in the drawings are labeled as follows: 1. a mask body; 101. an antimicrobial layer; 102. a melt-blown layer; 103. an adsorption layer; 104. a water absorbent cotton layer; 2. edge covering; 3. a first elastic band; 301. the magic tape is a female button; 4. a breather valve assembly; 401. a cover body; 402. a ventilation slot; 403. buckling; 404. a protective gasket; 405. a filter disc; 406. connecting holes; 407. a rotating cover; 408. a hollowed-out plate; 409. connecting columns; 4010. a base; 4011. a cross bar; 4012. a slot clamping seat; 5. a second elastic band; 501. a magic tape button; 6. a middle broken line; 7. a fold line; 8. a nose bridge cotton pad; 9. a sponge ring; 10. an inner bracket assembly; 1001. a claw-shaped bracket; 1002. installing an outer ring; 1003. mounting grooves; 1004. a reinforcing rod; 1005. installing an inner ring; 1006. a protective layer; 11. and (5) filtering the cotton layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The embodiments and features of the embodiments in the present application may be combined with each other without conflict. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, "a plurality" means two or more. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
See fig. 1-5.
The utility model relates to an improved pressure sore prevention mask, which comprises a mask body 1, a breather valve assembly 4 and an inner support assembly 10, wherein the breather valve assembly 4 and the inner support assembly 10 are respectively provided with two pieces which are respectively and symmetrically distributed on the mask body 1;
the mask body 1 comprises a middle folding line 6 and two folding lines 7 which are vertically distributed at intervals with the middle folding line 6, the middle folding line 6 is arranged at the axis position of the mask body 1, and the mask body 1 is vertically folded along the middle folding line 6 and transversely folded along the two folding lines 7 to form a duckbill 3D three-dimensional structure;
the breathing valve assembly 4 is fixedly installed on the mask body 1 by penetrating through the inner bracket assembly 10, the breathing valve assembly 4 comprises a cover body 401, a rotating cover 407 and a base 4010, the rotating cover 407 is rotatably installed between the cover body 401 and the base 4010, and a filter 405 is clamped between the cover body 401 and the rotating cover 407;
interior bracket component 10 sets up the interior face of gauze mask body 1, interior bracket component 10 includes claw shape bracket 1001, installation outer loop 1002 and installation inner loop 1005, installation outer loop 1002 through the annular reinforcing bar 1004 that distributes of inner peripheral with installation inner loop 1005 fixed connection, claw shape bracket 1001 is fixed the installation outer loop 1002 is close to one side of well broken line 6.
In the utility model, the mask body forms a duckbilled 3D three-dimensional structure by bending along the middle folding line and the folding line, gaps between the mask body and the sides of the nose, the cheek, the chin and the like are eliminated, the sealing degree of the overlay and the facial shape is improved, the dust-blocking and anti-virus efficiency is increased, simultaneously, the inner support bracket components symmetrically arranged on the inner side of the mask body are bent and adjusted to a proper arch angle, so that the breathable three-dimensional space formed between the mask body and the nose is not collapsed for a long time, simultaneously, the breathing valve components arranged on the inner support bracket components are simple and light in structure, a one-way exhaust valve structure is adopted, the rotary cover is blown open by positive pressure during exhalation, waste gas in the mask body is rapidly discharged, the rotary cover is automatically closed by negative pressure during inhalation, harmful gas in the external environment is avoided being inhaled, and the mask is not hot, and water vapor is not formed, and the face is not pressed, so that the breathing smoothness and the wearing comfort are greatly improved.
In an embodiment, two ends of the cover 401 are respectively fixed with a buckle 403, two ends of the base 4010 are respectively provided with a slot seat 4012, and the cover 401 is fixedly mounted on the base 4010 by the buckle 403 and the slot seat 4012 being in clamping fit. Design like this makes not only the firm difficult loose of structure of breather valve subassembly 4 still makes simple structure small and exquisite, effectively avoids wearing the in-process gauze mask body 1 is felt at facial burden for it is slim and comfortable to wear.
In an embodiment, two ends of an inner side of the inner mounting ring 1005 are respectively provided with a mounting groove 1003, and the base 4010 is fixed to the mounting groove 1003 through the slot seat 4012, so as to be mounted on the inner bracket assembly 10. By the design, the firmness of the installation of the breather valve assembly 4 on the mask body 1 is enhanced, the accidental falling is prevented, and the loss is reduced.
In an embodiment, a hollow plate 408 is disposed in the rotary cover 407, a connection post 409 is fixedly disposed through the center of the hollow plate 408, one end of the connection post 409 passes through a connection hole 406 formed in the center of the filter plate 405 and is connected to the cover 401, and the other end of the connection post 409 is rotatably connected to a cross bar 4011 fixed at the axis of the base 4010. Design like this will breather valve subassembly 4 adopts the one-way discharge valve structure, and the malleation will during expiration rotatory lid 407 blows open, with will rapidly waste gas gets rid of in the gauze mask body 1, and negative pressure when breathing in is automatic will rotatory lid 407 is closed to avoid inhaling external environment's harmful gas, take away surplus heat and water vapour between gauze mask body 1 and the face improve respiratory smooth and easy degree.
In an embodiment, ventilation slots 402 are annularly distributed around the cover 401, the ventilation slots 402 are spaced from the hollow-out plate 408 by the filter 405, and a protective gasket 404 is disposed around the filter 405. By the design, the filter 405 is clamped between the cover 401 and the rotary cover 407, if the wearer is ill, when hot air generated by expiration permeates through the filter 405 from the hollow plate 408 and is discharged from the ventilation groove 402, the virus discharge can be greatly relieved.
In an embodiment, the inner bracket assembly 10 is made of plastic metal wires, the outer periphery of the inner bracket assembly 10 is covered with a protective layer 1006, the protective layer 1006 is made of food grade silica gel, and the inner portion of the inner bracket assembly 10 is located between the mounting outer ring 1002 and the mounting inner ring 1005 and is provided with a filtering cotton layer 11. By the design, the inner support assembly 10 can be bent and adjusted to be supported at a proper angle to form a breathable three-dimensional space angle between the mask body 1 and the mouth and nose, the wearing comfort is improved, the safety of the equipment is improved, the inner support assembly 10 is prevented from being licked when a wearer wears the mask, and meanwhile, the protective layer 1006 is close to the skin, prevents the skin from being rubbed and damages the facial skin.
In one embodiment, the mask body 1 is made of a plurality of layers of non-woven fabrics, and the anti-bacterial layer 101, the melt-blown layer 102, the absorption layer 103 and the absorbent cotton layer 104 are sequentially arranged from outside to inside. By the design, the non-woven fabric subjected to electrostatic treatment can not only block large dust particles, but also adsorb fine dust through electrostatic attraction, so that high dust blocking efficiency is achieved, and the non-woven fabric is thin and greatly reduces the breathing resistance of a user.
In an embodiment, an edge 2 is arranged on the periphery of the outer surface of the mask body 1, a metal strip penetrates through the edge 2, a sponge ring 9 is arranged on the periphery of the inner surface of the mask body 1, and a nose bridge cotton pad 8 is fixed inside the sponge ring 9 at the upper end of the inner surface of the mask body 1. Design like this, through pinching it makes to bordure 2 gauze mask body 1 more laminates with facial shape, simultaneously sponge circle 9 prevents effectively that long-term wearing back sweat stain soaks gauze mask wearing and tearing facial skin, avoids producing uncomfortable sense, still passes through the cotton pad 8 of bridge of the nose prevents effectively that the steam that produces makes wearer's glasses fog, increases and wears the comfort level.
In an embodiment, the upper and lower ends of the mask body 1 are respectively and fixedly connected with a first elastic band 3 and a second elastic band 5, the first elastic band 3 and the second elastic band 5 are respectively provided with two elastic bands, and a hook and loop fastener 301 and a hook and loop fastener 501 are respectively fixed on each of the first elastic band 3 and the second elastic band 5. Design like this, help the person of wearing to adjust according to the actual head circumference of self or face width size, convenient and fast, application scope is wide.
It should be understood that the examples and embodiments described herein are for illustrative purposes only and are not intended to limit the present invention, and that various modifications or changes in light thereof will be suggested to persons skilled in the art and are to be included within the spirit and purview of this application.

Claims (9)

1. The utility model provides a sore gauze mask is prevented pressing by improvement formula which characterized in that: the respirator mask comprises a mask body (1), a breather valve assembly (4) and an inner support assembly (10), wherein the breather valve assembly (4) and the inner support assembly (10) are respectively provided with two pieces which are respectively and symmetrically distributed on the mask body (1);
the mask body (1) comprises a middle folding line (6) and two folding lines (7) which are perpendicular to the middle folding line (6) and are distributed at intervals, the middle folding line (6) is arranged at the axis position of the mask body (1), and the mask body (1) is vertically folded along the middle folding line (6) and transversely folded along the two folding lines (7) to form a duckbill 3D three-dimensional structure;
the breathing valve assembly (4) is fixedly installed on the mask body (1) by penetrating through the inner bracket assembly (10), the breathing valve assembly (4) comprises a cover body (401), a rotating cover (407) and a base (4010), the rotating cover (407) is rotatably installed between the cover body (401) and the base (4010), and a filter sheet (405) is clamped between the cover body (401) and the rotating cover (407);
interior bracket component (10) set up the interior face of gauze mask body (1), interior bracket component (10) include claw shape bracket (1001), installation outer loop (1002) and installation inner ring (1005), installation outer loop (1002) through enclose reinforcing bar (1004) that the annular distributes in with in the installation inner ring (1005) fixed connection, claw shape bracket (1001) are fixed installation outer loop (1002) are close to one side of well broken line (6).
2. The improved pressure sore prevention mask of claim 1, wherein: lid (401) both ends are fixed with buckle (403) respectively, draw-in groove seat (4012) that base (4010) both ends were equipped with respectively, lid (401) are passed through buckle (403) with draw-in groove seat (4012) joint adaptation thereby with base (4010) fixed mounting.
3. The improved pressure sore prevention mask of claim 2, wherein: the inner side of the inner mounting ring (1005) is surrounded by two ends to be respectively provided with a mounting groove (1003), and the base (4010) is fixedly mounted on the inner support component (10) through the clamping groove seat (4012) and the mounting groove (1003).
4. The improved pressure sore prevention mask of claim 1, wherein: be provided with fretwork board (408) in rotatory lid (407), the fixed spliced pole (409) of wearing to be equipped with in the center of fretwork board (408), the one end of spliced pole (409) is passed connecting hole (406) that cassette (405) center was equipped with are connected to lid (401), the other end of spliced pole (409) is rotated and is connected to on base (4010) axle center department is fixed with horizontal pole (4011).
5. The improved pressure sore prevention mask of claim 4, wherein: the ventilation device is characterized in that ventilation grooves (402) are annularly distributed on the periphery of the cover body (401), the ventilation grooves (402) are spaced from the hollow-out plate (408) through the filter sheet (405), and protection gaskets (404) are arranged on the periphery of the filter sheet (405).
6. The improved pressure sore prevention mask of claim 1, wherein: interior bracket component (10) adopt plasticity wire material, just the peripheral cladding of interior bracket component (10) has protective layer (1006), protective layer (1006) adopt food grade silica gel material, just the inside of interior bracket component (10) is located it has filter cotton layer (11) to press from both sides between installation outer loop (1002) and installation inner ring (1005).
7. The improved pressure sore prevention mask of claim 1, wherein: the mask body (1) is made of a plurality of layers of non-woven fabrics, and is sequentially provided with an antibacterial layer (101), a melt-blown layer (102), an adsorption layer (103) and a water-absorbing cotton layer (104) from outside to inside.
8. The improved pressure sore prevention mask of claim 1, wherein: the mask is characterized in that an edge covering (2) is arranged on the periphery of the outer surface of the mask body (1), a metal strip is arranged in the edge covering (2) in a penetrating mode, a sponge ring (9) is arranged on the periphery of the inner surface of the mask body (1), and a nose bridge cotton gasket (8) is fixed inside the sponge ring (9) at the upper end of the inner surface of the mask body (1).
9. The improved pressure sore prevention mask of claim 1, wherein: the upper end and the lower end of the mask body (1) are respectively fixedly connected with a first elastic belt (3) and a second elastic belt (5), the first elastic belt (3) and the second elastic belt (5) are respectively provided with two elastic belts, and a magic tape female buckle (301) and a magic tape male buckle (501) are respectively fixed on the first elastic belt (3) and the second elastic belt (5).
CN202120288518.5U 2021-02-01 2021-02-01 Improved pressure sore prevention mask Active CN214710572U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120288518.5U CN214710572U (en) 2021-02-01 2021-02-01 Improved pressure sore prevention mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120288518.5U CN214710572U (en) 2021-02-01 2021-02-01 Improved pressure sore prevention mask

Publications (1)

Publication Number Publication Date
CN214710572U true CN214710572U (en) 2021-11-16

Family

ID=78643352

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120288518.5U Active CN214710572U (en) 2021-02-01 2021-02-01 Improved pressure sore prevention mask

Country Status (1)

Country Link
CN (1) CN214710572U (en)

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