CN212345426U - Replaceable melt-blown cloth mask - Google Patents
Replaceable melt-blown cloth mask Download PDFInfo
- Publication number
- CN212345426U CN212345426U CN202020670427.3U CN202020670427U CN212345426U CN 212345426 U CN212345426 U CN 212345426U CN 202020670427 U CN202020670427 U CN 202020670427U CN 212345426 U CN212345426 U CN 212345426U
- Authority
- CN
- China
- Prior art keywords
- mask body
- mask
- replaceable
- filter layer
- air inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000004744 fabric Substances 0.000 title claims description 12
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 13
- 238000010030 laminating Methods 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 4
- 239000000741 silica gel Substances 0.000 claims abstract description 4
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 24
- 239000004745 nonwoven fabric Substances 0.000 claims description 5
- 239000002344 surface layer Substances 0.000 claims description 5
- 210000003437 trachea Anatomy 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 abstract 2
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 230000000994 depressogenic effect Effects 0.000 description 4
- 210000002345 respiratory system Anatomy 0.000 description 2
- 208000006673 asthma Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model relates to the technical field of masks, in particular to a replaceable melt-blown mask, which comprises a mask body and an ear hook, wherein the mask body is of a cup-shaped structure made of plastic materials, the mask body is provided with a filtering part and a sealing part, the filtering part comprises a through hole arranged on the mask body, the through hole is provided with a first filter layer and a fixed valve used for fixing the first filter layer, the fixed valve is provided with a hollow structure, the sealing part is made of silica gel materials and comprises a connecting piece, the outline shape of the connecting piece is consistent with the peripheral edge of the mask body, the connecting piece is provided with a laminating part which is of a hollow tubular structure, the laminating part is provided with an inflation inlet and also comprises a ventilation device, the ventilation device comprises an air inlet and an air outlet arranged on the mask body, the air inlet is detachably provided with a second filter layer, the air inlet is, the elastic inflatable ball is provided with an air inlet which is provided with a one-way air inlet valve. It is comfortable to wear and has good sealing performance.
Description
Technical Field
The utility model relates to a gauze mask technical field especially relates to a but substitution melt-blown fabric gauze mask.
Background
In the existing mask, such as a common rectangular filter cloth, when the mask is worn for use, gas can enter a respiratory tract from the edge (particularly a channel between a nose wing and a face) of the mask besides being filtered from the front of the mask, namely, a part of gas directly enters the respiratory tract without being filtered, and the whole filtering effect is not ideal.
SUMMERY OF THE UTILITY MODEL
Therefore, to foretell problem, the utility model provides a but wear comfortable, the good alternate form melt-blown fabric gauze mask of leakproofness.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the replaceable melt-blown mask comprises a mask body for covering the mouth and nose of a user and ear hooks respectively connected with two sides of the mask body, wherein the mask body is of a cup-shaped structure made of plastic materials, a filtering part and a sealing part are arranged on the mask body,
the filtering part comprises a through hole arranged on the mask body, a first filtering layer and a fixed valve used for fixing the first filtering layer are detachably arranged on the through hole, a hollow structure is arranged on the fixed valve,
the sealing part is made of silica gel materials and comprises connecting pieces arranged along the edges of the periphery of the mask body, the outline shape of the connecting pieces is consistent with the edges of the periphery of the mask body, the connecting pieces are provided with laminating parts, the laminating parts are hollow tubular structures arranged along the length direction of the connecting pieces, inflation ports are arranged on the laminating parts,
still include a breather, breather is including locating inlet port and the venthole on the gauze mask body, detachably is equipped with the second filter layer on the inlet port, the inlet port is connected with elasticity inflatable ball through the trachea, elasticity inflatable ball is equipped with the air inlet, be equipped with one-way admission valve on the air inlet.
The improvement is further that the first filter layer and the second filter layer are composed of surface layer spun-bonded non-woven fabric, middle layer melt-blown fabric and inner layer spun-bonded non-woven fabric from outside to inside.
In a further improvement, at least one of the through holes is provided.
In a further improvement, a sealing ring is arranged between the fixed valve and the first filter layer.
Further improve, be equipped with the depressed part on the connecting piece, the fixed subsides of pasting in the depressed part of the edge all around of gauze mask body.
In a further improvement, the connecting piece and the attaching part are integrally formed.
By adopting the technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses a gauze mask body can cyclic utilization, during the use, only need to change first filter layer can, effectively reduce the wasting of resources, the gauze mask body is the cup structure made by plastic materials simultaneously, completely avoids the problem that the cover body collapses when using current ordinary non-woven fabrics gauze mask, makes the cover body and mouth, nose portion between have sufficient clearance, be convenient for breathe;
2. the attaching part with the hollow structure is arranged, so that a proper amount of gas can be filled into the attaching part, but the attaching part is not full of the gas, the attaching part can deform under the stress condition, the mask can completely attach to the outline of the face of a user when in use, and the air tightness between the edge of the mask body and the face is ensured;
3. the air interchanger is convenient for air interchange in the mask, air can be supplemented in time when a user is in motion and asthma, and internal moisture is reduced;
4. through setting up the sealing washer, guarantee only to get into through first filter layer, guarantee the security that the gauze mask used.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a filter part according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a sealing portion according to an embodiment of the present invention;
fig. 4 is a schematic structural view of an air inlet hole in an air interchanger according to an embodiment of the present invention.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1 to 4, the embodiment provides a replaceable melt-blown mask, which includes a mask body 100 for covering the nose and mouth of a user, and ear hooks 200 respectively connected to two sides of the mask body 100, wherein the mask body 100 is a cup-shaped structure made of food-grade plastic material, and the mask body 100 is provided with a filtering portion 1 and a sealing portion 2.
In this embodiment, the filter part 1 includes a through hole 11 formed on the mask body 100, a boss 12 is arranged at one end of the through hole 11, which is positioned at the inner side of the mask body 100, a first filter layer 13 is arranged on the boss 12, the first filter layer 13 is detachably fixed on the boss 12 through a fixing valve 14, a clamping groove is arranged at one end of the through hole 11 positioned at the outer side of the mask body 100, the clamping groove comprises a clamping part 151 and a fixing part 152, the clamping part 151 and the fixing part 152 are L-shaped, the fixed valve 14 is provided with a clamping block 141 for clamping in the clamping groove, the clamping block 141 enters the clamping groove from a clamping part 151, and is fixed in a fixing part 152 after rotating for a certain angle, the fixed valve 14 is provided with a hollow structure 142, meanwhile, in order to ensure the safety of the mask in use, a sealing ring 16 is further arranged between the fixed valve 14 and the first filtering layer 13.
Wherein, first filter layer 13 is from outside to inside by surface layer spunbonded nonwoven, intermediate level meltblown and inlayer spunbonded nonwoven constitute, surface layer spunbonded nonwoven and inlayer spunbonded nonwoven are more than 20gsm, the intermediate level meltblown is more than 18gsm, the edge thermal compression between surface layer spunbonded nonwoven, intermediate level meltblown and the inlayer spunbonded nonwoven or weld and become one.
In this embodiment, sealing portion 2 is made by the silica gel material, and it includes connecting piece 21 along gauze mask body 100 edge around sets up, the profile shape of connecting piece 21 is unanimous with gauze mask body 100 edge around, be equipped with depressed part 211 on the connecting piece 21, gauze mask body 100 edge around is fixed pastes in depressed part 211, connecting piece 21 is provided with laminating portion 22 rather than integrated into one piece, laminating portion 22 is the hollow tubular structure who sets up along connecting piece 21 length direction, be equipped with inflation hole 221 on the laminating portion 22, during the use, fill into gas to laminating portion 22 inside through inflation hole 221, nevertheless is not full of, makes laminating portion 22 have better flexibility, can take place deformation under the condition of atress, can laminate user's facial profile completely during the use, has guaranteed the gas tightness between gauze mask body 100 edge and the face again.
Simultaneously, take a breath unsmoothly when breathing freely in order to prevent that the user from wearing, the utility model discloses still be provided with a breather, breather is including inlet port 31 and the venthole 32 of locating on the gauze mask body 100, inlet port 31 is connected elasticity inflatable ball 33 through trachea 35, elasticity inflatable ball 33 is equipped with the air inlet, be equipped with one-way admission valve 34 on the air inlet, it is specific, the one end that inlet port 31 is located gauze mask body 100 inboard is equipped with second boss 311, second filter layer 312 has been placed on second boss 311, second filter layer 312 is fixed on the second boss through a cover plate 313 detachably, the fixed mode of cover plate 313 and inlet port 31 is unanimous with the fixed mode of standing valve 14 with through-hole 11, be equipped with a connecting pipe 314 on the cover plate 313, connecting pipe 314 is used for intercommunication inlet port 31 and trachea 35.
In this embodiment, the mask body 100 is provided with a through hole 11, but in practical application, it is not limited to one.
It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The replaceable melt-blown mask comprises a mask body for covering the nose and mouth of a user and ear hooks respectively connected with two sides of the mask body, and is characterized in that the mask body is of a cup-shaped structure made of plastic materials, a filtering part and a sealing part are arranged on the mask body,
the filtering part comprises a through hole arranged on the mask body, a first filtering layer and a fixed valve used for fixing the first filtering layer are detachably arranged on the through hole, a hollow structure is arranged on the fixed valve,
the sealing part is made of silica gel materials and comprises connecting pieces arranged along the edges of the periphery of the mask body, the outline shape of the connecting pieces is consistent with the edges of the periphery of the mask body, the connecting pieces are provided with laminating parts, the laminating parts are hollow tubular structures arranged along the length direction of the connecting pieces, inflation ports are arranged on the laminating parts,
still include a breather, breather is including locating inlet port and the venthole on the gauze mask body, detachably is equipped with the second filter layer on the inlet port, the inlet port is connected with elasticity inflatable ball through the trachea, elasticity inflatable ball is equipped with the air inlet, be equipped with one-way admission valve on the air inlet.
2. The replaceable meltblown fabric mask of claim 1, wherein: the first filter layer and the second filter layer are composed of surface layer spun-bonded non-woven fabrics, middle layer melt-blown fabrics and inner layer spun-bonded non-woven fabrics from outside to inside.
3. The replaceable meltblown fabric mask of claim 1, wherein: at least one of the through holes is provided.
4. The replaceable meltblown fabric mask of claim 1, wherein: and a sealing ring is arranged between the fixed valve and the first filter layer.
5. The replaceable meltblown fabric mask of any of claims 1 to 4 wherein: the mask is characterized in that a concave part is arranged on the connecting piece, and the edges of the periphery of the mask body are fixedly stuck in the concave part.
6. The replaceable meltblown fabric mask of claim 5, wherein: the connecting piece and the attaching part are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020670427.3U CN212345426U (en) | 2020-04-28 | 2020-04-28 | Replaceable melt-blown cloth mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020670427.3U CN212345426U (en) | 2020-04-28 | 2020-04-28 | Replaceable melt-blown cloth mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212345426U true CN212345426U (en) | 2021-01-15 |
Family
ID=74134399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020670427.3U Expired - Fee Related CN212345426U (en) | 2020-04-28 | 2020-04-28 | Replaceable melt-blown cloth mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212345426U (en) |
-
2020
- 2020-04-28 CN CN202020670427.3U patent/CN212345426U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 298 Taihua Road, Huaxing community, Changtai street, Licheng District, Quanzhou City, Fujian Province Patentee after: Fujian Jiyi Intelligent Lighting Technology Co.,Ltd. Address before: 362000 No.298, Taihua Road, Huaxing community, Changtai street, Licheng District, Quanzhou City, Fujian Province Patentee before: Fujian SHANGKAI Intelligent Lighting Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210115 |