CN220193850U - Protective type respiratory filter - Google Patents
Protective type respiratory filter Download PDFInfo
- Publication number
- CN220193850U CN220193850U CN202321300050.2U CN202321300050U CN220193850U CN 220193850 U CN220193850 U CN 220193850U CN 202321300050 U CN202321300050 U CN 202321300050U CN 220193850 U CN220193850 U CN 220193850U
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- CN
- China
- Prior art keywords
- filter
- box
- filter cotton
- dust
- cotton
- 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.)
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- 230000001681 protective effect Effects 0.000 title claims abstract description 21
- 230000000241 respiratory effect Effects 0.000 title description 15
- 229920000742 Cotton Polymers 0.000 claims abstract description 112
- 239000000428 dust Substances 0.000 claims abstract description 73
- 238000001914 filtration Methods 0.000 claims abstract description 25
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract description 3
- 239000000741 silica gel Substances 0.000 abstract description 3
- 229910002027 silica gel Inorganic materials 0.000 abstract description 3
- 101100269850 Caenorhabditis elegans mask-1 gene Proteins 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003897 fog Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses a protective breathing filter, which comprises a half mask, a dust filtering box, a filter cotton box cover, a filter box whole and a filter cotton receiving seat fixing device whole, wherein the half mask is arranged on the filter cotton box cover; when the dust filter is worn, firstly, the filter cotton is placed in front of the dust filter box, then the cover of the filter cotton box is covered, the filter cotton is fixed through the buckle of the dust filter box, then the left filter cotton is placed in the left filter box, the right filter cotton is placed in the right filter box, after the fixation is completed, the dust filter is worn through an upper fixing rope and a lower fixing rope, and then the tightness degree is adjusted through a rope clamping seat; the half mask is made of silica gel: the soft and stressed belt can be worn for a long time; the upper fixing rope and the lower fixing rope are arranged on the half mask, so that the breathing filter can be better fixed, rope clamping seats are respectively arranged on the upper fixing rope and the lower fixing rope, and the tightness degree of the ropes can be more simply adjusted; the half face mask is internally provided with a breathing port which is connected with a dust filtering box breathing valve of the dust filtering box.
Description
Technical Field
The utility model relates to the technical field of protective respiratory filters, in particular to a protective respiratory filter.
Background
Protective filtering respiratory protectors, also known as purifying protectors. Mechanical filtration is suitable for protecting against various harmful substances such as dust, smoke or fog, and is often referred to as a dust mask. The mask with good performance can filter out fine dust, has better air permeability and small resistance. After the mask is used for a period of time, the resistance can be increased due to the blocking of the filter material pores by dust and the like, and the filter material needs to be replaced. The chemical filter is suitable for gas protection, also called gas mask. A thin rubber mask, with a hose or directly connected to the drug cassette. If the harmful substances do not irritate the skin, only one mask connected with the medicine box can be used. Different filtering materials are needed to be selected because of different toxicants to be purified. The common filter material activated carbon has different degrees of adsorption on various gases and vapors. However, the conventional protective type respiratory filter cannot maximally protect the health of the wearer, and the wearer feels uncomfortable when wearing the filter for a long time. Accordingly, one skilled in the art would provide a protective respiratory filter to address the problems set forth in the background above.
Disclosure of Invention
The present utility model is directed to a protective respiratory filter, which solves the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
a protective respiratory filter comprises a half mask, a dust filtering box, a filter cotton box cover, a filter box whole and a filter cotton receiving seat fixing device whole; a breathing port is arranged above the inner part of the half mask; a plurality of fixed rope clamps are arranged outside the half face mask, an upper fixed rope is arranged on the fixed rope clamps, and a lower fixed rope is arranged below the upper fixed rope; a dust filtering box is arranged below the fixed rope clamp seat, and a right breather valve is arranged at the right end of the outer part of the dust filtering box; the right end of the right breather valve is provided with a right filter cotton bearing seat fixing device, the right end of the right filter cotton bearing seat fixing device is provided with a right filter cotton bearing seat, and the right end of the right filter cotton bearing seat is provided with right filter cotton; a right filter cover box is arranged on one side of the right filter cotton; the left end of the outside of the dust filtering box is provided with a left breather valve; the left end of the left breather valve is provided with a left filter cotton bearing seat fixing device, the left end of the left filter cotton bearing seat fixing device is provided with a left filter cotton bearing seat, and the left end of the left filter cotton bearing seat is provided with left filter cotton; a left filter cover box is arranged on one side of the left filter cotton; the top of the front outside of the dust filter box is provided with a dust filter box breather valve, and the lower end of the dust filter box breather valve is provided with a plurality of filter cotton fixtures; a plurality of dust filter box buckles are arranged on the lateral side of the outer part of the dust filter box; the front end of the filter cotton fixing object is provided with filter cotton, and the front end of the filter cotton is provided with a filter cotton box cover; a plurality of filter box buckles are arranged on the side edge of the filter cotton box cover 4; an air inlet is arranged in the middle of the dust filtering box.
Preferably, a left filter cover box is arranged on one side of the left filter cotton; the top of the front outside of the dust filter box is provided with a dust filter box breather valve, and the lower end of the dust filter box breather valve is provided with a plurality of filter cotton fixtures; a plurality of dust filter box buckles are arranged on the lateral side of the outer part of the dust filter box; the front end of the filter cotton fixing object is provided with filter cotton, and the front end of the filter cotton is provided with a filter cotton box cover; a plurality of filter box buckles are arranged on the side edge of the filter cotton box cover; an air inlet is arranged in the middle of the dust filtering box.
Compared with the prior art, the utility model has the beneficial effects that: when the dust filter is worn, firstly, the filter cotton is placed in front of the dust filter box, then the cover of the filter cotton box is covered, the filter cotton is fixed through the buckle of the dust filter box, then the left filter cotton is placed in the left filter box, the right filter cotton is placed in the right filter box, after the fixation is completed, the dust filter is worn through an upper fixing rope and a lower fixing rope, and then the tightness degree is adjusted through a rope clamping seat; the half mask is made of silica gel: the soft and stressed belt can be worn for a long time; the upper fixing rope and the lower fixing rope are arranged on the half mask, so that the breathing filter can be better fixed, rope clamping seats are respectively arranged on the upper fixing rope and the lower fixing rope, and the tightness degree of the ropes can be more simply adjusted; a breathing port is arranged in the half mask and is connected with a dust filtering box breathing valve of the dust filtering box; the side of the dust filter box is provided with a left breathing valve and a right breathing valve, so that heat and moisture can be reduced at the mouth, and the breathing is smoother; the filter cotton fixing object is arranged in front of the dust filter box, so that the filter cotton can be fixed, and meanwhile, the filter cotton can be prevented from being close to the breather valve of the dust filter box; the dust filter box is provided with a dust filter box buckle for fixing the filter cotton box cover and the dust filter box, so that the operation is simple, and filter cotton can be simply taken and placed; the left filter cover box is internally provided with left filter cotton, the right filter cover box is internally provided with right filter cotton, the left filter cotton can be simply replaced through the left filter cover box, and the right filter cotton can be simply replaced through the right filter cover box.
Drawings
Fig. 1 is a schematic structural view of a protective respiratory filter.
Fig. 2 is a schematic structural view of a filter cotton in a protective breathing filter.
Fig. 3 is a schematic view of a filter cotton box cover in a protective respiratory filter.
Fig. 4 is a schematic view of the structure of the inside of a half mask in a protective respiratory filter.
Fig. 5 is a schematic structural view of a filter cap box in a protective respiratory filter.
Fig. 6 is a schematic view of a dust box in a protective respiratory filter.
In the figure: 1-half face mask, 2-dust filter box, 3-filter cotton, 4-filter cotton box cover, 5-left filter cover box, 6-left filter cotton supporting seat, 7-filter box buckle, 8-filter dust box buckle, 9-rope clamping seat, 10-upper fixing rope, 11-lower fixing rope, 12-right filter cotton supporting seat fixing device, 13-air inlet, 14-right breather valve, 15-left breather valve, 16-filter dust box breather valve, 17-filter cotton fixing object, 18-left filter cotton, 19-breathing port, 20-fixing rope clamping seat, 21-right filter cotton supporting seat, 22-right filter cover box, 23-left filter cotton supporting seat fixing device, 24-right filter cotton, 25-filter cotton supporting seat fixing device integer and 26-filter box integer.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand. In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 to 6, in an embodiment of the present utility model, a protective respiratory filter includes a half mask 1, a dust filter box 2, a cotton filter box cover 4, a filter box body 26 and a cotton filter holder fixing device body 25; a breathing port 19 is arranged above the inner part of the half mask 1; a plurality of fixed rope clamps 20 are arranged outside the half mask 1, an upper fixed rope 10 is arranged on the fixed rope clamps 20, and a lower fixed rope 11 is arranged below the upper fixed rope 10; the dust filtering box 2 is arranged below the fixed rope clamp seat 20, and the right end of the outer part of the dust filtering box 2 is provided with the right breather valve 14; the right end of the right breather valve 14 is provided with a right filter cotton bearing seat fixing device 12, the right end of the right filter cotton bearing seat fixing device 12 is provided with a right filter cotton bearing seat 21, the right end of the right filter cotton bearing seat 21 is provided with a right filter cotton 24, and one side of the right filter cotton 24 is provided with a right filter cover box 22; the left end of the outside of the dust filtering box 2 is provided with a left breather valve 15; the left end of the left breather valve 15 is provided with a left filter cotton bearing seat fixing device 23, the left end of the left filter cotton bearing seat fixing device 23 is provided with a left filter cotton bearing seat 6, and the left end of the left filter cotton bearing seat 6 is provided with a left filter cotton 18; a left filter cover box 5 is arranged on one side of the left filter cotton 18; the top of the front outside of the dust filter box 2 is provided with a dust filter box breather valve 16, and the lower end of the dust filter box breather valve 16 is provided with a plurality of filter cotton fixtures 17; a plurality of dust filter box buckles 8 are arranged on the lateral side of the outer part of the dust filter box 2; the front end of the filter cotton fixing object 17 is provided with a filter cotton 3, and the front end of the filter cotton 3 is provided with a filter cotton box cover 4; a plurality of filter box buckles 7 are arranged on the side edge of the filter cotton box cover 4; an air inlet 13 is arranged in the middle of the dust filtering box 2.
The working principle of the utility model is as follows: when the filter cotton filter is worn, firstly, the filter cotton 3 is placed in front of the dust filter box 2, then the filter cotton box cover 4 is covered, the filter cotton filter is fixed through the dust filter box buckle 8, then the left filter cotton 18 is placed in the left filter box 5, the right filter cotton 24 is placed in the right filter box 22, after the fixation is completed, the filter cotton filter is worn through the upper fixing rope 10 and the lower fixing rope 11, and then the tightness degree is adjusted through the rope clamping seat 9; the half mask 1 is made of silica gel: the soft and stressed belt can be worn for a long time; the upper fixing rope 10 and the lower fixing rope 11 are arranged on the half mask 1, so that a breathing filter can be better fixed, rope clamping seats 9 are respectively arranged on the upper fixing rope 10 and the lower fixing rope 11, and the tightness degree of the ropes can be more simply adjusted; a breathing port 19 is arranged in the half mask 1 and is connected with a dust filtering box breathing valve 16 of the dust filtering box 2; the side of the dust filter box 2 is provided with a left breather valve 15 and a right breather valve 14, so that heat and moisture can be reduced at the mouth, and the breathing is smoother, and a filter cotton fixing object 17 is arranged in front of the dust filter box 2, so that the filter cotton 3 can be fixed, and meanwhile, the filter cotton 3 can be prevented from being close to the breather valve 16 of the dust filter box; the dust filter box 2 is provided with a dust filter box buckle 8 for fixing the filter cotton box cover 4 and the dust filter box 2, so that the operation is simple, and the filter cotton 3 can be simply taken and put; the left filter cover box 5 is internally provided with left filter cotton 18, the right filter cover box 22 is internally provided with right filter cotton 24, the left filter cotton 18 can be simply replaced through the left filter cover box 5, and the right filter cotton 24 can be simply replaced through the right filter cover box 22.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (4)
1. The protective breathing filter comprises a half mask (1), a dust filtering box (2), a filter cotton box cover (4), a filter box whole (26) and a filter cotton bearing seat fixing device whole (25), and is characterized in that a breathing port (19) is arranged above the inner part of the half mask (1); a plurality of fixed rope clamps (20) are arranged outside the half mask (1), an upper fixed rope (10) is arranged on the fixed rope clamps (20), and a lower fixed rope (11) is arranged below the upper fixed rope (10); the dust filter box (2) is arranged below the fixed rope clamping seat (20), the right end of the outside of the dust filter box (2) is provided with the right breather valve (14), the right end of the right breather valve (14) is provided with the right filter cotton bearing seat fixing device (12), the right end of the right filter cotton bearing seat fixing device (12) is provided with the right filter cotton bearing seat (21), and the right end of the right filter cotton bearing seat (21) is provided with the right filter cotton (24); a right filter cover box (22) is arranged on one side of the right filter cotton (24), and a left breather valve (15) is arranged at the left end of the outside of the dust filter box (2); the left end of left breather valve (15) is equipped with left filter pulp and holds seat fixing device (23), and the left end of left filter pulp holds seat fixing device (23) and is equipped with left filter pulp and holds seat (6), and the left end of left filter pulp holds seat (6) and is equipped with left filter pulp (18).
2. A protective breathing filter according to claim 1, characterized in that a left filter cover box (5) is provided on one side of the left filter cotton (18); the top in front of the outside of dust filtration box (2) is equipped with dust filtration box breather valve (16), and the lower extreme of dust filtration box breather valve (16) is equipped with a plurality of cotton fixings (17) that filter.
3. A protective breathing filter according to claim 2, characterized in that the lateral side of the exterior of the dust filter box (2) is provided with a plurality of dust filter box buckles (8); the front end of the filter cotton fixing object (17) is provided with a filter cotton (3), and the front end of the filter cotton (3) is provided with a filter cotton box cover (4).
4. A protective breathing filter according to claim 3, characterized in that the side of the filter cotton box cover (4) is provided with a plurality of filter box buckles (7); an air inlet (13) is arranged in the middle of the dust filtering box (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321300050.2U CN220193850U (en) | 2023-05-26 | 2023-05-26 | Protective type respiratory filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321300050.2U CN220193850U (en) | 2023-05-26 | 2023-05-26 | Protective type respiratory filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220193850U true CN220193850U (en) | 2023-12-19 |
Family
ID=89139312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321300050.2U Active CN220193850U (en) | 2023-05-26 | 2023-05-26 | Protective type respiratory filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220193850U (en) |
-
2023
- 2023-05-26 CN CN202321300050.2U patent/CN220193850U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |