CN212065746U - Dustproof gas mask - Google Patents
Dustproof gas mask Download PDFInfo
- Publication number
- CN212065746U CN212065746U CN202020019242.6U CN202020019242U CN212065746U CN 212065746 U CN212065746 U CN 212065746U CN 202020019242 U CN202020019242 U CN 202020019242U CN 212065746 U CN212065746 U CN 212065746U
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- Prior art keywords
- wall
- mask
- soft
- gauze mask
- layer
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- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract description 8
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract description 8
- 241001330002 Bambuseae Species 0.000 claims abstract description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract description 8
- 239000011425 bamboo Substances 0.000 claims abstract description 8
- 239000003610 charcoal Substances 0.000 claims abstract description 8
- 239000000835 fiber Substances 0.000 claims abstract description 8
- 238000007493 shaping process Methods 0.000 claims abstract description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 10
- 229920000742 Cotton Polymers 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 239000000428 dust Substances 0.000 claims description 7
- 239000004744 fabric Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 230000007123 defense Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 29
- 238000001914 filtration Methods 0.000 description 11
- 239000011229 interlayer Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000003915 air pollution Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a dustproof and gas defense mask, including supporting soft frame, it has joint strip to support soft frame bottom outer wall bonding, and supports the support frame that soft frame top outer wall welding has the equidistance to distribute, support frame fixedly connected with threaded sleeve, and support frame one side outer wall connection has the gauze mask inlayer, gauze mask inlayer one side outer wall connection has the bamboo charcoal fiber layer, and bamboo charcoal fiber layer outer wall connection has the gauze mask skin, the outer both sides outer wall of gauze mask all is connected with the hangers rope, and the outer top center department of gauze mask is equipped with the shaping strip, the outer bottom outer wall of gauze mask is equipped with the soft strip of arc, and the inside first check valve that is equipped with the equidistance and distributes of the soft strip of. The utility model discloses be equipped with the soft frame of support that can vary at will in the edge of gauze mask, and support soft frame bottom and be equipped with joint strip, through double seal structure for the laminating user's that the gauze mask can be perfect face makes the leakproofness of gauze mask better, thereby makes the gas defense dustproof effect better.
Description
Technical Field
The utility model relates to an air filter technical field especially relates to a dustproof gas mask.
Background
Masks are often used in our daily lives and are generally classified into air filtration type masks and air supply type masks. It is designed for the health of people to prevent some visible or invisible substances harmful to the human body from being filtered, thereby not giving bad influence to the human body. Therefore, the mask is widely used in daily life, and the mask body of the existing mask is generally made of multiple layers of materials with filtering function. Mainly filter the suspended solid in the air through the gauze mask, reach the purpose of breathing fresh air, along with present air pollution is more and more serious, and the phenomenon that the haze appears in each city is more and more serious. Most of the masks on the market have the filtering function, but the masks cannot be perfectly attached to the face. Can have great gap, consequently can inhale unfiltered air to cause the discomfort of health, most filter mask is disposable gauze mask moreover, can cause environmental pollution after people use.
Therefore, Chinese patent (application No. 201821320211.3) discloses a dust-proof and gas-proof mask, wherein the middle part of the mask body is provided with an interlayer, and an activated carbon bag is arranged in the interlayer, so that the dust-proof and gas-proof mask can play a role in dust prevention and disinfection; the opening of the interlayer is provided with a zipper as a connecting piece, and when the activated carbon bag is used for a period of time, the activated carbon bag can be replaced in time. However, the mask cannot fit the face of the user, and a large gap exists, so that unfiltered air enters the body of the user, and body discomfort is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a dustproof and gas-defense mask.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a dustproof and gas-defense mask comprises a supporting soft frame, wherein sealing rubber strips are bonded on the outer wall of the bottom of the supporting soft frame, supporting frames are welded on the outer wall of the top of the supporting soft frame and are distributed equidistantly, a threaded sleeve is fixedly connected with the supporting frames, the outer wall of one side of each supporting frame is connected with an inner mask layer, the outer wall of one side of each inner mask layer is connected with a bamboo charcoal fiber layer, the outer wall of the outer mask layer is connected with an outer mask layer, the outer walls of two sides of the outer mask layer are connected with ear hanging ropes, a shaping strip is arranged at the center of the top of the outer mask layer, an arc-shaped soft strip is arranged on the outer wall of the bottom of the outer mask layer, first one-way valves distributed equidistantly are arranged in the arc-shaped soft strip, a fixing box is screwed on the inner wall of the threaded sleeve, a, the outer wall of the bottom of the small-sized filtering net cage is provided with filtering cotton, and the bottom of the filtering cotton is provided with a chemical absorption layer.
Preferably, the small-sized filtering net cage is of a mesh structure, and activated carbon is contained in the small-sized filtering net cage.
Preferably, the air flow in the first one-way valve flows to the outside from the inner layer of the mask, and the air flow in the second one-way valve flows to the inner layer of the mask from the outside.
Preferably, the fixing box is matched with the threaded sleeve, and the threaded sleeve and the fixing box form a fastening fit.
Preferably, the outer wall of the bottom of the chemical absorption layer is bonded with dust filtration cloth.
Preferably, the sealing rubber strip is made of a silica gel material, and the sealing rubber strip is matched with the face.
Preferably, the filter cotton is 10-15 layers.
The utility model has the advantages that:
1. this dustproof gas defense gauze mask of design is equipped with the soft frame of support that can vary at will in the edge of gauze mask, and supports soft frame bottom and be equipped with joint strip, through double seal structure for the face of laminating user that the gauze mask can be perfect, make the leakproofness of gauze mask better, thereby make gas defense dustproof effect better.
2. This dustproof gas mask of design is equipped with the support frame in the center department of gauze mask, through getting up the nasal part support for breathe better unblocked, adopted the spiro union formula to change moreover in filtering, make the use that the face guard can be many times, practiced thrift a large amount of resources, the environmental protection, and the gauze mask bottom still is equipped with the soft strip of arc, can in time discharge the air of exhalation, make breathe better unblocked.
Drawings
FIG. 1 is a top view of the overall structure of a dust and gas mask of the present invention;
FIG. 2 is a side view of the supporting soft frame structure of the dust-proof and gas-defense mask of the present invention;
FIG. 3 is a sectional view of the fixing box structure of the dust-proof and gas-proof mask of the present invention;
FIG. 4 is a sectional view of the arc-shaped soft strip structure of the dust-proof and gas-defense mask of the present invention;
FIG. 5 is a schematic view of a mask structure of a dustproof and gas-defense mask according to the present invention;
fig. 6 is a top view of the soft supporting frame structure of the dust-proof and gas-defense mask of the present invention.
In the figure: the novel dust filter comprises a soft supporting frame 1, a sealing rubber strip 2, a supporting frame 3, a threaded sleeve 4, a mask inner layer 5, a bamboo charcoal fiber layer 6, a mask outer layer 7, a hanging rope 8, a shaping strip 9, an arc-shaped soft strip 10, a first one-way valve 11, a fixing box 12, a fixing plate 13, a second one-way valve 14, a small filtering net cage 15, filter cotton 16, a chemical absorption layer 17 and dust filter cloth 18.
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.
Referring to fig. 1-6, a dust-proof and gas-proof mask comprises a soft supporting frame 1, a sealing rubber strip 2 is bonded on the outer wall of the bottom of the soft supporting frame 1, the sealing rubber strip 2 is made of silica gel material, the sealing rubber strip 2 is adapted to the face, a supporting frame 3 is welded on the outer wall of the top of the soft supporting frame 1 and is distributed equidistantly, a threaded sleeve 4 is fixedly connected to the supporting frame 3, an inner mask layer 5 is connected to the outer wall of one side of the supporting frame 3, a bamboo charcoal fiber layer 6 is connected to the outer wall of one side of the inner mask layer 5, an outer mask layer 7 is connected to the outer wall of the bamboo charcoal fiber layer 6, ear hanging ropes 8 are connected to the outer walls of two sides of the outer mask layer 7, a shaping strip 9 is arranged at the center of the top of the outer mask layer 7, an arc-shaped soft strip 10 is arranged on the outer wall of the bottom of the outer mask, the threaded sleeve 4 is tightly matched with the fixed box 12, a fixed plate 13 is arranged on the inner wall of the top of the fixed box 12, second one-way valves 14 distributed at equal intervals are arranged inside the fixed plate 13, air flow in the first one-way valves 11 flows to the outside from the mask inner layer 5, air flow in the second one-way valves 14 flows to the mask inner layer 5 from the outside, a small-sized filter net box 15 is arranged at the bottom of the fixed plate 13, the small-sized filter net box 15 is of a net hole-shaped structure, activated carbon is contained inside the small-sized filter net box 15, filter cotton 16 is arranged on the outer wall of the bottom of the small-sized filter net box 15, the filter cotton 16 is 10-15 layers, a chemical absorption layer 17 is arranged at the bottom of the filter cotton 16, and filter dust cloth 18 is bonded.
The working principle is as follows: when using this dustproof gas mask, at first the inside active carbon of putting into of small-size filter screen box 15, then with small-size filter screen box 15, filter pulp 16, chemical absorption layer 17 and strain dirt cloth 18 and place to fix inside fixed box 12, then with inside fixed box 12 spiro union to threaded sleeve 4, hang hangers rope 8 in user's ear again, and the joint strip 2 of supporting soft frame 1 and bottom can constitute double seal structure with user's face for the leakproofness is better.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A dustproof and gas-defense mask comprises a soft supporting frame (1) and is characterized in that sealing rubber strips (2) are bonded on the outer wall of the bottom of the soft supporting frame (1), supporting frames (3) distributed at equal intervals are welded on the outer wall of the top of the soft supporting frame (1), a threaded sleeve (4) is fixedly connected with the supporting frames (3), a mask inner layer (5) is connected with the outer wall of one side of each supporting frame (3), a bamboo charcoal fiber layer (6) is connected with the outer wall of one side of each mask inner layer (5), a mask outer layer (7) is connected with the outer wall of the bamboo charcoal fiber layer (6), ear hanging ropes (8) are connected with the outer walls of two sides of the mask outer layer (7), a shaping strip (9) is arranged at the center of the top of the mask outer layer (7), arc-shaped soft strips (10) are arranged on the outer wall of the bottom of the mask outer layer (7), threaded sleeve (4) inner wall spiro union has fixed box (12), and fixed box (12) top inner wall is equipped with fixed plate (13), fixed plate (13) inside is equipped with second check valve (14) that the equidistance distributes, and fixed plate (13) bottom is equipped with small-size filter screen case (15), small-size filter screen case (15) bottom outer wall is equipped with filter pulp (16), and is equipped with chemical absorption layer (17) bottom filter pulp (16).
2. The respirator of claim 1, wherein the mini-filter (15) is of a mesh-like structure and the mini-filter (15) contains activated carbon.
3. The respirator of claim 1, wherein the first one-way valve (11) is configured to allow air flow from the interior (5) to the exterior, and the second one-way valve (14) is configured to allow air flow from the exterior to the interior (5) of the respirator.
4. The respirator of claim 1, wherein the retaining box (12) is adapted to the threaded sleeve (4), and the threaded sleeve (4) forms a secure fit with the retaining box (12).
5. The respirator of claim 1, wherein a dust cloth (18) is adhered to the outer wall of the bottom of the chemical absorption layer (17).
6. The respirator of claim 1, wherein the sealing strip (2) is made of a silicone material, and the sealing strip (2) is adapted to the face.
7. The respirator of claim 1, wherein the filter cotton (16) comprises 10 to 15 layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020019242.6U CN212065746U (en) | 2020-01-06 | 2020-01-06 | Dustproof gas mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020019242.6U CN212065746U (en) | 2020-01-06 | 2020-01-06 | Dustproof gas mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212065746U true CN212065746U (en) | 2020-12-04 |
Family
ID=73566215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020019242.6U Active CN212065746U (en) | 2020-01-06 | 2020-01-06 | Dustproof gas mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212065746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113017174A (en) * | 2021-03-25 | 2021-06-25 | 日照三奇医疗卫生用品有限公司 | Mask |
-
2020
- 2020-01-06 CN CN202020019242.6U patent/CN212065746U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113017174A (en) * | 2021-03-25 | 2021-06-25 | 日照三奇医疗卫生用品有限公司 | Mask |
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