CN205598456U - Two membrane filtration formula mask shells - Google Patents
Two membrane filtration formula mask shells Download PDFInfo
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- CN205598456U CN205598456U CN201620337247.7U CN201620337247U CN205598456U CN 205598456 U CN205598456 U CN 205598456U CN 201620337247 U CN201620337247 U CN 201620337247U CN 205598456 U CN205598456 U CN 205598456U
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- filtering material
- shell
- membrane filtration
- air chamber
- filtration formula
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Abstract
The utility model relates to a mask. A two membrane filtration formula mask shells, includes that the open filtering material of one end deposits the shell, filtering material deposits the shell and is equipped with the air vent, its characterized in that, filtering material deposits and is equipped with the twice filter paper in the shell, the twice filter paper will filtering material deposits the third air chamber that the shell was split into first air chamber, second air chamber and was used for depositing filtering material, the air vent set up in first air chamber. The utility model provides a filtering material is difficult to soiled two membrane filtration formula mask shells, has solved in the current mask use easy dirty and the poor and high problem of use cost of filter effect that lead to of filtering material.
Description
Technical field
This utility model relates to mask, particularly relates to a kind of double membrane filtration formula mask shell.
Background technology
When people is present in and has in the environment of poison or dust, in order to realize the protection to human body, it will usually wear a gas mask (mask) or bug dust mask (below the articles for use blocked above in human body mouth being referred to as mask) protect.Mask is to be filtered, by filtration, the air sucked by human body.China Patent No. be 2014205565634, publication date be on January 14th, 2015, entitled " a kind of many can Mask devices " patent document in disclose existing mask filtration in.The basic structure of mask filtration includes that filtering material storing containers, filtering material storing containers are had the filtering material of two open at one end to deposit shell and linked together by open end and surround, and filtering material is deposited shell and is provided with passage.Being clamped by filter pad by filtering material (such as activated carbon) during use and be contained in filtration container, air is deposited after passage in shell flows into through a filtering material and is filtered by filtering material, then deposits the passage of shell from another filtering material and flow out.The most dirty and filtering material the dirty speed in the inner space that existing mask filtration has the disadvantage that filtering material storing containers is fast, thus causes poor filtration effect and use cost high；It is unsettled setting that filter pad is deposited between shell with filtering material, and filter pad is easily deformed.
Utility model content
This utility model provides a kind of filtering material and is not easy dirty double membrane filtration formula mask shells, solves that filtering material during existing mask uses is the most dirty and the poor filtration effect that causes and the high problem of use cost.
More than technical problem is that and solved by following technical proposal: a kind of double membrane filtration formula mask shells, shell deposited by filtering material including open at one end, described filtering material is deposited shell and is provided with passage, it is characterized in that, described filtering material is provided with twice filter paper in depositing shell, described filtering material is deposited shell and is divided into the first air chamber, the second air chamber and is used for depositing the 3rd air chamber of filtering material by described twice filter paper, and described passage is arranged at described first air chamber.Twice filter paper is set in shell deposited by filtering material, it is possible to tentatively filter the air entering into filtering material, thus reaches to delay the effect of the dirty speed of filtering material.Filtering material is the most dirty, can improve filter effect.The slow then use cost of the dirty speed of filtering material is low.Dust major part is accumulated in the first air chamber, it is possible to pour out from passage easily.At least twice filter paper is set, it is possible to increase the preliminary effect filtered.The second air chamber is formed between twice filter paper, air enters the second air chamber through a metafiltration paper can form diffusing, the formation of diffusing enables to the particulate matter in air and produces reduction of speed and fall, make to move ahead further and few through the content of particulate matter of next metafiltration paper, thus play the effect improving filter effect.
As preferably, stay tube is propped up to being connected to protrude from the first air chamber in the inner of described passage.During use, it is supported on filter pad myopia by a stay tube and in the position at center, filter pad is fixed, it is possible to effectively prevent filter pad to be deformed.
As preferably, described stay tube is pipe.Can carry out coordinating to promote support effect conveniently by arranging sphere on filter pad.
As preferably, the wall of described stay tube is provided with at least two branch airway.The air-flow enabling to flow to filter paper more scatters, dirty irregular with surface filtration paper.
As preferably, described branch airway is circumferentially distributed along a stay tube.Can be dirty irregular with surface filtration paper further such that the air-flow flowing to filter paper more scatters.
As preferably, described branch airway is the groove structure of the end face being arranged at a stay tube.During making conveniently.
This utility model also includes Detachable connection structure, described filter paper is provided with frame, described frame is deposited shell by some described Detachable connection structure with described filtering material and is detachably connected, and described Detachable connection structure includes the blocked hole being arranged at described jamb surface and is movably connected on the clamping block that shell deposited by described filtering material and the clamping spring driving clamping block to reach in described blocked hole.Convenience during installing/dismounting filter paper is good.Selectivity can be installed by filter paper.So that this utility model disclosure satisfy that different use needs.
As preferably, described clamping block is spherical, and it is mating spherical surfaces that described clamping block deposits shell with described filtering material, and described clamping block is only against together with described clamping spring.Convenience during installing/dismounting filter paper can be improved further.
This utility model has an advantage that good filtration effect；Filtering material is not easy dirty such that it is able to play the effect reducing use cost.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of this utility model embodiment one；
Fig. 2 is the use view of this utility model embodiment one；
Fig. 3 is the partial schematic diagram of this utility model embodiment two.
In figure: filtering material deposits shell the 1, first air chamber the 11, second air chamber the 12, the 3rd air chamber 13, passage 14, filter paper 2, stay tube 3, branch airway 31, Detachable connection structure 4, blocked hole 41, clamping block 42, clamping spring 43, filter pad 5, filtering material 6.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
Embodiment one, sees Fig. 1, and a kind of double membrane filtration formula mask shells, shell 1 deposited by the filtering material including open at one end.Filtering material is provided with twice filter paper 2 in depositing shell 1.Filter paper 2 is deposited shell 1 with filtering material by the way of bonding and is fixed together.Filtering material is deposited shell 1 and is divided into the first air chamber the 11, second air chamber 12 and the 3rd air chamber 13 by twice filter paper 2.The center of the first air chamber 11 is provided with passage 14.The inner of passage 14 is to being connected to support pipe 3.Prop up stay tube 3 and protrude from the first air chamber 11.Prop up stay tube 3 and filtering material is deposited shell 1 integrative-structure and linked together.Propping up stay tube 3 is pipe.The wall propping up stay tube 3 is provided with 3 branch airway 31.Branch airway 31 is circumferentially distributed along a stay tube 3.Branch airway 31 is the groove structure of the inner face being arranged at a stay tube 3.
See Fig. 2, during use, being supported in the 3rd air chamber 13 by filter pad 5, the middle part of filter pad 5 (is not drawn on the inner being connected to stay tube 3 across twice filter paper 2 by projection, now two is connected to make the second air chamber 12 form loop configuration together to the middle part of filter paper 2 yet in figure.Filtering material 6 is placed on the filter pad 5 side away from filter paper 2, will clamp and fix by filtering material 5 when two this utility model are docking together.Certainly another can have filter paper not have, and as a rule has only to the setting of inlet end.
Embodiment two, with the difference of embodiment one be:
See Fig. 3, also include dismantling attachment structure 4.Filter paper 2 is provided with frame 21.Frame 21 is deposited shell 1 by some Detachable connection structure 4 circumferentially distributed along filter paper with filtering material and is detachably connected circumferentially distributed along charging aperture 12 of Detachable connection structure 4.
Detachable connection structure 4 includes blocked hole 41, clamping block 42 and clamping spring 43.Blocked hole 41 is arranged at frame 21 surface.Clamping block 42 is spherical.Clamping block 42 is movably connected on filtering material and deposits shell 2 inner surface.Clamping block 42 and filtering material are deposited between shell 2 as mating spherical surfaces.Clamping spring 43 is positioned at filtering material and deposits shell 2.Clamping spring 43 one end deposits with filtering material that shell 2 is connected to together, the other end is connected to together with clamping block 42.Clamping block 42 is with being only connected to together between clamping spring 43, not the most being fixed together.Clamping block 42 stretches out filtering material under the effect of clamping spring 43 and deposits shell 2 inner surface and be inserted in blocked hole 41 and realize that with filtering material, frame 21 is deposited shell 2 and link together.
The method of the lower filter paper of dismounting is: draw outward frame 21, blocked hole 41 wall extruding clamping block 42 and make clamping block shrink and and lose the fixation to frame 21, frame 21 can be removed, clamping spring 43 energy storage during clamping block 42 shrinks, after frame 21 takes out, clamping spring 43 drives clamping block to reset and again stretch out filtering material and deposit the inner surface of shell 2.Assembling filter paper 1 is constantly, it is only necessary to press frame 21 firmly deposit shell 1 in the case of blocked hole 41 and clamping block 42 align towards filtering material in.
Claims (8)
1. a double membrane filtration formula mask shell, shell deposited by filtering material including open at one end, described filtering material is deposited shell and is provided with passage, it is characterized in that, described filtering material is provided with twice filter paper in depositing shell, described filtering material is deposited shell and is divided into the first air chamber, the second air chamber and is used for depositing the 3rd air chamber of filtering material by described twice filter paper, and described passage is arranged at described first air chamber.
The most according to claim 1 pair of membrane filtration formula mask shell, it is characterised in that stay tube is propped up to being connected to protrude from the first air chamber in the inner of described passage.
The most according to claim 2 pair of membrane filtration formula mask shell, it is characterised in that described stay tube is pipe.
4. according to the double membrane filtration formula mask shells described in Claims 2 or 3, it is characterised in that the wall of described stay tube is provided with at least two branch airway.
The most according to claim 4 pair of membrane filtration formula mask shell, it is characterised in that described branch airway is circumferentially distributed along a stay tube.
The most according to claim 4 pair of membrane filtration formula mask shell, it is characterised in that described branch airway is the groove structure of the end face being arranged at a stay tube.
7. according to the double membrane filtration formula mask shells described in claim 1 or 2 or 3, it is characterized in that, also include Detachable connection structure, described filter paper is provided with frame, described frame is deposited shell by some described Detachable connection structure with described filtering material and is detachably connected, and described Detachable connection structure includes the blocked hole being arranged at described jamb surface and is movably connected on the clamping block that shell deposited by described filtering material and the clamping spring driving clamping block to reach in described blocked hole.
The most according to claim 7 pair of membrane filtration formula mask shell, it is characterised in that described clamping block is spherical, it is mating spherical surfaces that described clamping block deposits shell with described filtering material, and described clamping block is only against together with described clamping spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620337247.7U CN205598456U (en) | 2016-04-21 | 2016-04-21 | Two membrane filtration formula mask shells |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620337247.7U CN205598456U (en) | 2016-04-21 | 2016-04-21 | Two membrane filtration formula mask shells |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205598456U true CN205598456U (en) | 2016-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620337247.7U Active CN205598456U (en) | 2016-04-21 | 2016-04-21 | Two membrane filtration formula mask shells |
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| CN (1) | CN205598456U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107875535A (en) * | 2017-11-24 | 2018-04-06 | 北京欧美中科学技术研究院 | The chemical experiment breathing mask filter being conveniently replaceable |
| CN108310697A (en) * | 2018-01-29 | 2018-07-24 | 山东星火科学技术研究院 | A kind of chemical experiment breathing mask filter cotton component convenient for disassembly and assembly |
-
2016
- 2016-04-21 CN CN201620337247.7U patent/CN205598456U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107875535A (en) * | 2017-11-24 | 2018-04-06 | 北京欧美中科学技术研究院 | The chemical experiment breathing mask filter being conveniently replaceable |
| CN108310697A (en) * | 2018-01-29 | 2018-07-24 | 山东星火科学技术研究院 | A kind of chemical experiment breathing mask filter cotton component convenient for disassembly and assembly |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |