CN205759175U - It is provided with the mask shell of disposable shrouding - Google Patents
It is provided with the mask shell of disposable shrouding Download PDFInfo
- Publication number
- CN205759175U CN205759175U CN201620337245.8U CN201620337245U CN205759175U CN 205759175 U CN205759175 U CN 205759175U CN 201620337245 U CN201620337245 U CN 201620337245U CN 205759175 U CN205759175 U CN 205759175U
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- shrouding
- shell
- disposable
- filtering material
- passage
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Abstract
This utility model relates to mask.A kind of mask shell being provided with disposable shrouding, shell deposited by filtering material including open at one end, described filtering material is deposited shell and is provided with passage, described passage is provided with the shrouding lived by vent seal of thin-wall construction, described shrouding is deposited shell integrative-structure with described filtering material and is linked together, and described shrouding is provided with the frangible portion ruptured with guiding shrouding of groove structure.This utility model provides a kind of being not easy and produces the mask shell being provided with disposable shrouding disengaging phenomenon, solves existing mask and closes easily dropping and problem that cost is high existing for passage by rubber stopper.
Description
Technical field
This utility model relates to mask, particularly relates to a kind of mask shell being provided with disposable shrouding.
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 filtering material storing containers, filtering material storing containers is deposited shell by the filtering material of two open at one end and is linked together by open end and surround, filtering material is deposited shell and is provided with passage, and filtering material (such as activated carbon) is clamped by filter pad and is contained in filtration container.Before not using, passage is covered by serum cap, wears after needing to pull up rubber stopper when using, and air is deposited after the passage in shell flows into through a filtering material and filtered by filtering material, then deposits the passage of shell from another filtering material and flow out.Existing mask filtration has the disadvantage that by rubber stopper can carry out closing passage by the way of plug, and not only cost is high but also easily produce and disengage phenomenon；The most dirty and filtering material the dirty speed in the inner space of 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 being not easy and produces the mask shell being provided with disposable shrouding disengaging phenomenon, solves existing mask and closes easily dropping and problem that cost is high existing for passage by rubber stopper.
More than technical problem is that and solved by following technical proposal: a kind of mask shell being provided with disposable shrouding, shell deposited by filtering material including open at one end, described filtering material is deposited shell and is provided with passage, described passage is provided with the shrouding lived by vent seal of thin-wall construction, described shrouding is deposited shell integrative-structure with described filtering material and is linked together, and described shrouding is provided with the frangible portion ruptured with guiding shrouding of groove structure.When needing to open passage, poke shrouding.Shrouding is one-body molded when can deposit shell making filtering material, therefore easy to make.For thin-wall construction, laborsaving and cost of manufacture is low when poking.Deposit shell due to shrouding and filtering material to be structure as a whole, so being not easy to produce obscission.Design frangible portion so that poke the most laborsaving convenience during shrouding.
As preferably, described frangible portion includes the first groove of two linears arranged in a crossed manner.Effective when guiding broken.
As preferably, described first groove is vertical element structure, described two the first groove vertical.Effect when guiding broken can be improved further.
As preferably, the cross point of described two the first grooves is positioned at the geometric center of shrouding.Effect when guiding broken can be improved further.
As preferably, described first groove is positioned at the medial surface of described shrouding.Effect when guiding broken can be improved further.
As preferably, described frangible portion also includes the second groove of the annular extended along the junction of shrouding and passage.Enable to split away off from passage when shrouding crushes.
As preferably, described second groove is positioned at the lateral surface of described shrouding.Effect when guiding broken can be improved further.
As preferably, described filtering material is provided with twice filter paper in depositing shell, and 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, and the wall of described stay tube is provided with at least two circumferentially distributed branch airway along a stay tube.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.The air-flow enabling to flow to filter paper more scatters, dirty irregular with surface filtration paper.
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 has an advantage that easy to make, is fabricated to this locality, and passage is not easy generation and opens by mistake and open phenomenon；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 close-up schematic view at the A of Fig. 1.
Fig. 3 is the schematic diagram of this utility model embodiment two.
Fig. 4 is the use view of 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, shrouding 4, frangible portion 41.Frangible portion the 41, second groove the 411, first ditch groove 412, 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, a kind of mask shell being provided with disposable shrouding, and shell 1 deposited by the filtering material including open at one end.Filtering material is deposited shell 1 and is provided with passage 14.Passage 14 is provided with the shrouding 4 of thin-wall construction.Passage 14 is sealed up by shrouding 4.Shrouding 4 is deposited shell 1 integrative-structure with filtering material and is linked together and be all plastic construction.Shrouding 4 is provided with frangible portion 41.Frangible portion 41 includes the second groove 411.Second groove 411 is positioned at the lateral surface of shrouding 4.Second groove 411 is along the loop configuration of the junction extension of shrouding and passage.
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.
Seeing Fig. 2, frangible portion 41 also includes two the first ditch grooves 412.Article two, the first ditch groove 412 square crossing is arranged.Article two, the cross point of the first ditch groove 412 is positioned at the geometric center of shrouding 4.First ditch groove 412 is vertical element structure.First ditch groove 412 is positioned at the medial surface of shrouding 4.
The method opening passage 14 is: ecto-entad stamp shrouding 4, shrouding 4 produces under the guiding of frangible portion 41 and ruptures and come off.
Embodiment two, with the difference of embodiment one be:
Seeing Fig. 3, 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.Passage 14 is arranged on the center of the first air chamber 11.
See Fig. 4, 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.
Claims (10)
1. the mask shell being provided with disposable shrouding, 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 passage is provided with the shrouding lived by vent seal of thin-wall construction, described shrouding is deposited shell integrative-structure with described filtering material and is linked together, and described shrouding is provided with the frangible portion ruptured with guiding shrouding of groove structure.
The mask shell being provided with disposable shrouding the most according to claim 1, it is characterised in that described frangible portion includes the first groove of two linears arranged in a crossed manner.
The mask shell being provided with disposable shrouding the most according to claim 2, it is characterised in that described first groove is vertical element structure, described two the first groove vertical.
The mask shell being provided with disposable shrouding the most according to claim 3, it is characterised in that the cross point of described two the first grooves is positioned at the geometric center of shrouding.
5. according to the mask shell being provided with disposable shrouding described in Claims 2 or 3 or 4, it is characterised in that described first groove is positioned at the medial surface of described shrouding.
6. according to the mask shell being provided with disposable shrouding described in claim 1 or 2 or 3 or 4, it is characterised in that described frangible portion also includes the second groove of the annular extended along the junction of shrouding and passage.
The mask shell being provided with disposable shrouding the most according to claim 6, it is characterised in that described second groove is positioned at the lateral surface of described shrouding.
8. according to the mask shell being provided with disposable shrouding described in claim 1 or 2 or 3 or 4, 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 mask shell being provided with disposable shrouding the most according to claim 8, 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 wall of described stay tube is provided with at least two circumferentially distributed branch airway along a stay tube.
The mask shell being provided with disposable shrouding the most according to claim 9, it is characterised in that described branch airway is the groove structure of the end face being arranged at a stay tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620337245.8U CN205759175U (en) | 2016-04-21 | 2016-04-21 | It is provided with the mask shell of disposable shrouding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620337245.8U CN205759175U (en) | 2016-04-21 | 2016-04-21 | It is provided with the mask shell of disposable shrouding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205759175U true CN205759175U (en) | 2016-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620337245.8U Active CN205759175U (en) | 2016-04-21 | 2016-04-21 | It is provided with the mask shell of disposable shrouding |
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| Country | Link |
|---|---|
| CN (1) | CN205759175U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107412967A (en) * | 2017-04-28 | 2017-12-01 | 江山市科力消防设备有限公司 | Saving oneself respirator canister assembly |
| CN107569790A (en) * | 2017-09-07 | 2018-01-12 | 江山市科力消防设备有限公司 | If the canister of filter membrane |
| CN110211461A (en) * | 2019-05-15 | 2019-09-06 | 浙江商业职业技术学院 | Transparent type pressure and temp relation test instrument |
-
2016
- 2016-04-21 CN CN201620337245.8U patent/CN205759175U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107412967A (en) * | 2017-04-28 | 2017-12-01 | 江山市科力消防设备有限公司 | Saving oneself respirator canister assembly |
| CN107569790A (en) * | 2017-09-07 | 2018-01-12 | 江山市科力消防设备有限公司 | If the canister of filter membrane |
| CN107569790B (en) * | 2017-09-07 | 2020-06-23 | 江山市科力消防设备有限公司 | Canister with filtering membrane |
| CN110211461A (en) * | 2019-05-15 | 2019-09-06 | 浙江商业职业技术学院 | Transparent type pressure and temp relation test instrument |
| CN110211461B (en) * | 2019-05-15 | 2021-04-13 | 浙江商业职业技术学院 | Transparent pressure-temperature relation tester |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |