CN213639745U - Interchangeable core gauze mask - Google Patents
Interchangeable core gauze mask Download PDFInfo
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- CN213639745U CN213639745U CN202020708366.5U CN202020708366U CN213639745U CN 213639745 U CN213639745 U CN 213639745U CN 202020708366 U CN202020708366 U CN 202020708366U CN 213639745 U CN213639745 U CN 213639745U
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Abstract
The utility model relates to a core-changeable mouth mask, which is provided with a mask body and ear hanging belts fixedly arranged at the two sides of the mask body; the cover body includes outer non-woven fabrics layer, inlayer non-woven fabrics layer and filter layer, outer non-woven fabrics layer and inlayer non-woven fabrics layer all include at least one deck non-woven fabrics, the fixed both sides that set up at outer non-woven fabrics layer or inlayer non-woven fabrics layer of ear-hang area, the filter layer is located between outer non-woven fabrics layer and the inlayer non-woven fabrics layer, the edge on outer non-woven fabrics layer and the incomplete closed fixed back in edge on inlayer non-woven fabrics layer form the filter chamber that is used for placing the filter layer, the cover body forms the change mouth that is used for changing the filter chamber after the filter chamber is opened in the edge that does not seal, the edge on change mouth outer non-woven fabrics layer and the edge. The utility model discloses the structure is ingenious, can in time change the filter layer, guarantees the clean, safe practical of the cover body.
Description
Technical Field
The utility model relates to a core-replaceable mouth mask.
Background
The mask has the functions of filtering and isolating harmful substances such as dust, bacteria, viruses and the like in the surrounding environment, can reduce or avoid the harmful substances in the environment from invading a first-drawing system or a respiratory system through the mouth and the nose of a person, can prevent a patient from infecting germs to other people, can also be used for protecting the patient and reduces the chance of infection by other people; in addition, as the air pollution condition of the living environment becomes more serious, suspended particles, sand and dust in the air are increased rapidly and are inhaled into the lung through the mouth and the nose of a human body, so that various diseases are caused; most of the existing masks are disposable, and need to be replaced after about 8 hours of use, so that the existing masks are disposable, the use cost is high, and the existing masks are disposable, so that the environmental pollution is caused by random discarding, and the existing masks are very inconvenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a core-replaceable mask convenient to change the filter layer.
Realize the utility model discloses the technical scheme of purpose is: the utility model is provided with a cover body and a hanging belt fixedly arranged at the two sides of the cover body; the cover body includes outer non-woven fabrics layer, inlayer non-woven fabrics layer and filter layer, outer non-woven fabrics layer and inlayer non-woven fabrics layer all include at least one deck non-woven fabrics, each layer non-woven fabrics layer upon layer sets up and forms outer non-woven fabrics layer and inlayer non-woven fabrics layer after fixed, the fixed both sides that set up at outer non-woven fabrics layer or inlayer non-woven fabrics layer of ear-hang area, the filter layer is located between outer non-woven fabrics layer and the inlayer non-woven fabrics layer, the edge on outer non-woven fabrics layer and the edge on inlayer non-woven fabrics layer are totally enclosed fixed after, form the filter chamber that is used for opening the filter chamber at unclosed edge and change the mouth of filter chamber, change the edge on outer non-woven fabrics layer of mouth and the edge on inlayer non-.
The edge of the outer non-woven fabric layer and the edge of the inner non-woven fabric layer are fixed after ultrasonic welding, the self-sealing strip comprises a first self-sealing strip and a second self-sealing strip, the first self-sealing strip is arranged at the edge of the outer non-woven fabric layer at the position of the replacement port through welding, and the second self-sealing strip is arranged at the edge of the inner non-woven fabric layer at the position of the replacement port through welding.
The upper end of the outer non-woven fabric layer or the inner non-woven fabric layer is provided with a nose bridge strip for bending and shaping the cover body, and the nose bridge strip is fixedly arranged on the outer non-woven fabric layer or the inner non-woven fabric layer through inner-covering ultrasonic spot welding.
The filter layer is formed by laminating and fixing at least one layer of activated carbon cloth or activated carbon fiber cloth or melt-blown cloth.
The cover body is provided with a plurality of embossing holes for ventilation.
The utility model discloses has positive effect: (1) the utility model discloses a set the cover body to outer non-woven fabrics layer, the cover body of removable filter layer is formed after the connection of filter layer and inlayer non-woven fabrics layer, edge on outer non-woven fabrics layer and inlayer non-woven fabrics layer sets up changes the mouth, change the mouth through the control of opening and shutting from the strip, thereby carry out the change of filter layer, the effectual increase of the cost that produces of disposable use of having solved among the prior art gauze mask and the waste of resource, also avoided disposable gauze mask's random abandoning and lead to environmental pollution's problem simultaneously, high efficiency and practicality.
(2) The utility model discloses a will proclaim oneself the strip to set to the first proclaim oneself the strip and proclaim oneself the second of being connected with the inlayer non-woven fabrics layer with the strip of being connected, proclaim oneself the strip through first proclaim oneself strip and second and pass through ultrasonic spot welding back fixed connection, the change of the filter layer of being convenient for, convenient and practical.
(3) The utility model discloses a set up the bridge of the nose strip on outer non-woven fabrics layer or inlayer non-woven fabrics layer, through the fixed setting in outer non-woven fabrics layer or inlayer non-woven fabrics layer of interior ultrasonic spot welding, can guarantee that the bridge of the nose strip carries out effectual laminating and design, high-efficient practical after outer non-woven fabrics layer or inlayer non-woven fabrics layer lie in facial laminating.
(4) The utility model discloses a set the filter layer to at least one deck active layer cloth or active fiber cloth or melt and spout the cloth stromatolite fixed, can effectually keep apart dust or germ, guaranteed the high efficiency and the security of protection, it is practical convenient.
(5) The utility model discloses a set up the knurling hole on the cover body, can guarantee that the face guard can not produce the vexed or airtight condition of gas when using, guaranteed security and the practicality of using, high-efficient practicality.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is given in conjunction with the accompanying drawings, in which
FIG. 1 is an exploded view of a center core changeable mask according to the present invention;
FIG. 2 is a front view of the interchangeable core mask of the present invention;
fig. 3 is a top view of the replaceable mouthpiece of the present invention when the replacement port is opened;
fig. 4 is an exploded view of the overall structure of the shield when the shield is of type KN 95.
Detailed Description
Referring to fig. 1 to 4, the utility model has a cover body 1 and ear-hang belts 2 fixedly arranged at two sides of the cover body 1; the mask body 1 comprises an outer non-woven fabric layer 11, an inner non-woven fabric layer 13 and a filter layer 12, wherein the outer non-woven fabric layer 11 and the inner non-woven fabric layer 13 are formed by overlapping two non-woven fabric layers and then fixing the non-woven fabric layers through ultrasonic spot welding, an ear hanging belt 2 is fixedly arranged on two sides of the outer non-woven fabric layer 11 through ultrasonic spot welding, the filter layer 12 is positioned between the outer non-woven fabric layer 11 and the inner non-woven fabric layer 13, a filter cavity for placing the filter layer 12 is formed after the edge of the outer non-woven fabric layer 11 and the edge of the inner non-woven fabric layer 13 are fixed in a non-complete closed mode, a replacement port for replacing the filter layer 12 after the filter cavity is opened is formed in the unsealed edge of the mask body 1, the edge of the outer non-woven fabric layer 11 at the replacement port and the edge;
the edge of the outer non-woven fabric layer 11 and the edge of the inner non-woven fabric layer 13 are fixed after ultrasonic welding, the self-sealing strip 5 comprises a first self-sealing strip 51 and a second self-sealing strip 52, the first self-sealing strip 51 is fixedly arranged at the edge of the outer non-woven fabric layer 11 at the replacement port through welding, and the second self-sealing strip 52 is fixedly arranged at the edge of the inner non-woven fabric layer 13 at the replacement port through welding;
the upper end of the outer non-woven fabric layer 11 or the inner non-woven fabric layer 13 is provided with a nose bridge strip 3 for bending and shaping the mask body 1, and the nose bridge strip 3 is fixedly arranged on the outer non-woven fabric layer 11 or the inner non-woven fabric layer 13 through inner-covering ultrasonic spot welding;
the filtering layer 12 is formed by laminating and fixing a plurality of layers of activated carbon cloth or activated carbon fiber cloth or melt-blown cloth;
the cover body 1 is provided with a plurality of embossing holes 4 for ventilation.
The utility model discloses a theory of operation: the utility model discloses can apply to on the gauze mask of different grade type such as ordinary gauze mask or KN95, when the application is covered at ordinary gauze mask, when needing to change filter layer 12, tear strip 51 and second from sealing strip 52 for the first time, tear out after taking out filter layer 12 again with new filter layer 12 install go again from sealing strip 51 and second alright continue to use after 52 locks, when applying to the gauze mask of arcwall such as KN95, can set up on KN95 gauze mask can carry out the change of filter layer 12 after tearing strip 51 and second from sealing strip 52 for the arcwall of KN95 gauze mask from sealing strip 5 or nylon fastener tape, expand the arcwall of KN95 gauze mask after with first sealing strip 51 and second from sealing strip 52, change and accomplish after will first sealing strip 51 and the second from sealing strip 52 lock, alright continuation use.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. A core-replaceable mask comprises a mask body (1) and ear-hanging belts (2) fixedly arranged on two sides of the mask body (1); the method is characterized in that: the mask body (1) comprises an outer non-woven fabric layer (11), an inner non-woven fabric layer (13) and a filter layer (12), the outer non-woven fabric layer (11) and the inner non-woven fabric layer (13) respectively comprise at least one layer of non-woven fabric, each layer of non-woven fabric is stacked and fixed to form the outer non-woven fabric layer (11) and the inner non-woven fabric layer (13), an ear hanging belt (2) is fixedly arranged on two sides of the outer non-woven fabric layer (11) or the inner non-woven fabric layer (13), the filter layer (12) is positioned between the outer non-woven fabric layer (11) and the inner non-woven fabric layer (13), a filter cavity for placing the filter layer (12) is formed after the edge of the outer non-woven fabric layer (11) and the edge of the inner non-woven fabric layer (13) are not completely sealed and fixed, a replacement port for replacing the, the edge of the outer non-woven fabric layer (11) at the replacement opening is fixedly connected with the edge of the inner non-woven fabric layer (13) through the self-sealing strip (5), and the filter cavity is completely closed after the replacement opening is sealed and fixed.
2. A removable core mouthpiece according to claim 1, wherein: the edge of the outer non-woven fabric layer (11) and the edge of the inner non-woven fabric layer (13) are fixed after ultrasonic welding, the self-sealing strip (5) comprises a first self-sealing strip (51) and a second self-sealing strip (52), the first self-sealing strip (51) is fixedly arranged at the edge of the outer non-woven fabric layer (11) at the position of the replacement port through welding, and the second self-sealing strip (52) is fixedly arranged at the edge of the inner non-woven fabric layer (13) at the position of the replacement port through welding.
3. A removable core mouthpiece according to claim 1, wherein: the upper end of the outer non-woven fabric layer (11) or the inner non-woven fabric layer (13) is provided with a nose bridge strip (3) for bending and shaping the cover body (1), and the nose bridge strip (3) is fixedly arranged on the outer non-woven fabric layer (11) or the inner non-woven fabric layer (13) through inner-covering ultrasonic spot welding.
4. A removable core mouthpiece according to claim 1, wherein: the filtering layer (12) comprises at least one layer of activated carbon cloth or activated carbon fiber cloth or melt-blown cloth, and the filtering layer (12) is formed after the activated carbon cloth or the activated carbon fiber cloth or the melt-blown cloth are arranged in a laminated mode and are subjected to ultrasonic spot welding.
5. A removable core mouthpiece according to claim 1, wherein: the cover body (1) is provided with a plurality of embossing holes (4) for ventilation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020708366.5U CN213639745U (en) | 2020-05-01 | 2020-05-01 | Interchangeable core gauze mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020708366.5U CN213639745U (en) | 2020-05-01 | 2020-05-01 | Interchangeable core gauze mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213639745U true CN213639745U (en) | 2021-07-09 |
Family
ID=76681932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020708366.5U Active CN213639745U (en) | 2020-05-01 | 2020-05-01 | Interchangeable core gauze mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213639745U (en) |
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2020
- 2020-05-01 CN CN202020708366.5U patent/CN213639745U/en active Active
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