CN108096735B - Novel chemical experiment gas mask - Google Patents
Novel chemical experiment gas mask Download PDFInfo
- Publication number
- CN108096735B CN108096735B CN201711438684.3A CN201711438684A CN108096735B CN 108096735 B CN108096735 B CN 108096735B CN 201711438684 A CN201711438684 A CN 201711438684A CN 108096735 B CN108096735 B CN 108096735B
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- China
- Prior art keywords
- hard shell
- liquid collecting
- liquid
- skin
- condensation
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/02—Masks
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B18/00—Breathing masks or helmets, e.g. affording protection against chemical agents or for use at high altitudes or incorporating a pump or compressor for reducing the inhalation effort
- A62B18/08—Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
Abstract
The invention discloses a novel chemical experiment gas mask which comprises a mask body used for covering a face, wherein the mask body comprises a hard shell, a plurality of groups of convex edges are arranged in parallel on the inner concave side of the hard shell, a condensation collecting groove is formed between every two adjacent convex edges, each convex edge is vertically arranged with the width direction of the face, a collecting groove is arranged at the bottom of the hard shell, and the collecting groove is communicated with each condensation collecting groove; the bottom of the hard shell is also provided with a liquid collecting piece, a liquid collecting cavity is arranged in the liquid collecting piece, the liquid collecting cavity is communicated with the liquid collecting groove through a liquid collecting pipeline, the liquid collecting piece is also provided with a liquid discharging pipeline connected with the liquid collecting cavity, and the liquid discharging pipeline is provided with a control valve; the cover body also comprises a skin sticking net which covers the concave side of the hard shell and is connected to each convex edge. The novel chemical experiment gas mask provided by the embodiment of the invention prevents condensation from contacting the skin of a wearer on one hand, and discharges the condensation to the outer side of the hard shell on the other hand.
Description
Technical Field
The invention relates to a gas mask, in particular to a novel gas mask for chemical experiments.
Background
The chemical experiment gas mask covers the whole face of a wearer when in use, so that a large amount of water vapor exhaled by the wearer is easily condensed on the inner concave side surface of the mask body opposite to the face, and the condensed water contacts the skin of the wearer in the use process to cause skin itch, so that the wearing suitability is poor.
In order to solve the problem, the invention patent with the publication number of CN201710844U and publication date of 2011, 01 and 19 and the name of 'a gas mask', comprises a structure that the parts of eyes and mouth are made of organic glass, the other parts are made of soft rubber, after the gas mask is worn, the rubber is tightly attached to the face, and the gas mask is suitable for a gas mask facial mask worn in the environment of toxic and harmful substances; (1) sticking a piece of absorbent cotton which is in accordance with the shape of the forehead of the mask on the forehead part of the gas defense headgear-shaped mask corresponding to the head of a human body; (2) the gas defense headgear facial mask is adhered with absorbent cotton with the shape matched with that of the cheek of the mask corresponding to the cheek parts at two sides of the head of a human body; (3) the mask is adhered with absorbent cotton in the shape corresponding to the shape of the nose bridge of the head of the human body. It adsorbs a large amount of condensation that forms in the cover body through absorbent cotton, so reduces the uncomfortable sense of wearer.
The prior art has the disadvantages that the absorbent cotton which absorbs a great amount of condensation and sweat is tightly attached to the face of a wearer, which also causes discomfort, and in addition, when the absorbent cotton is full of moisture, the rest moisture is also left along the face of the wearer, which continues to cause discomfort.
Disclosure of Invention
The invention aims to provide a novel chemical experiment gas mask to solve the defects in the technology.
In order to achieve the above purpose, the invention provides the following technical scheme:
a novel chemical experiment gas mask comprises a mask body used for covering a face, wherein the mask body comprises a hard shell, a plurality of groups of convex edges are arranged on the inner concave side of the hard shell in parallel, a condensation collecting groove is formed between every two adjacent convex edges, each convex edge is perpendicular to the width direction of the face, a collecting groove is arranged at the bottom of the hard shell, and the collecting groove is communicated with each condensation collecting groove;
the bottom of the hard shell is also provided with a liquid collecting piece, a liquid collecting cavity is arranged inside the liquid collecting piece, the liquid collecting cavity is communicated with the collecting groove through a liquid collecting pipeline, the liquid collecting piece is also provided with a liquid discharging pipeline connected with the liquid collecting cavity, and the liquid discharging pipeline is provided with a control valve;
the mask body further comprises a skin sticking net, the skin sticking net covers the inner concave side of the hard shell, and the skin sticking net is connected to the convex edges;
the skin-sticking net is provided with a hydrophobic coating.
In the chemical experiment respirator, the edge part of the hard shell is provided with the annular protrusion, a reserved gap is formed between the bottom end of each convex edge and the annular protrusion, and each reserved gap is a part of the collecting groove.
In the chemical experiment gas mask, the skin-sticking net and the convex edge are provided with the avoiding part at the position opposite to the mouth.
Foretell chemical experiment gas mask, the crest of bead is provided with the recess, be provided with the card post in the recess, paste the skin net and be provided with the trepanning, the trepanning cup joint in card on the post.
In the chemical experiment gas mask, the clamping column does not protrude out of the notch of the groove, and the skin-adhering net forms a concave part at the groove.
In the chemical experiment gas mask, the clamping column protrudes out of the notch of the groove, and the end part of the clamping column is clamped with the elastic sleeve.
In the chemical experiment gas mask, the sleeve hole is internally sleeved with the heat insulation ring, and the heat insulation ring is sleeved on the clamping column.
In the chemical experiment gas mask, the wall of the liquid collection cavity can be connected with the door in an opening mode, the door is connected to the wall of the liquid collection cavity in a sealing mode, and the liquid collection cavity is internally provided with the absorbent cotton.
In the technical scheme, the novel chemical experiment gas mask provided by the invention has the advantages that the whole skin pasting net is positioned in the exhaled atmosphere of a wearer, the temperature of the hard shell is lower due to the fact that one side of the hard shell is in contact with the outside air, so that water vapor exhaled by the wearer is condensed on the concave side of the hard shell, and finally the water vapor is collected by the condensation collecting tank and collected by the liquid collecting cavity, so that the condensation is prevented from contacting the skin of the wearer on one hand, and the condensation is discharged to the outer side of the hard shell on the other hand.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic diagram of a novel chemical laboratory respirator constructed in accordance with an embodiment of the present invention;
FIG. 2 is a radial cross-sectional view of a lug and a condensation collection trough provided by an embodiment of the present invention;
FIG. 3 is an axial cross-sectional view of a lug and a condensation collection trough provided in accordance with one embodiment of the present invention;
FIG. 4 is an axial cross-sectional view of a lug and a condensation collection trough according to another embodiment of the present invention;
FIG. 5 is a cross-sectional view of a liquid collection element provided in accordance with an embodiment of the present invention.
Description of reference numerals:
1. a cover body; 2. a hard shell; 3. a rib; 4. a condensation collecting tank; 5. a collecting groove; 6. a liquid collecting member; 7. a liquid collection cavity; 8. a liquid collection pipe; 9. a tapping line; 10. a control valve; 11. a skin-adhering net; 12. an annular projection; 13. reserving a gap; 14. an avoidance part; 15. a groove; 16. clamping the column; 17. an elastic sleeve; 18. absorbent cotton; 19. and (6) opening the door.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4, the novel chemical experiment respirator provided by the embodiment of the present invention includes a respirator 1 for covering a face, where the respirator 1 includes a hard shell 2, a plurality of sets of protruding edges 3 are juxtaposed on an inward concave side of the hard shell 2, a condensation collecting groove 4 is formed between two adjacent protruding edges 3, each protruding edge 3 is arranged perpendicular to a width direction of the face, a collecting groove 5 is arranged at a bottom of the hard shell 2, and the collecting groove 5 is communicated with each condensation collecting groove 4; the bottom of the hard shell 2 is also provided with a liquid collecting piece 6, a liquid collecting cavity 7 is arranged inside the liquid collecting piece 6, the liquid collecting cavity 7 is communicated with the liquid collecting groove 5 through a liquid collecting pipeline 8, the liquid collecting piece 6 is also provided with a liquid discharging pipeline 9 connected with the liquid collecting cavity 7, and the liquid discharging pipeline 9 is provided with a control valve 10; the mask body 1 further comprises a skin sticking net 11, the skin sticking net 11 covers the inner concave side of the hard shell 2, and the skin sticking net 11 is connected to the convex edges 3; the skin patch 11 is provided with a hydrophobic coating.
Specifically, cover body 1 covers the face of the wearer to form a closed breathing space between cover body 1 and the face, this breathing space is through the filtration passageway on the cover body 1 and the space intercommunication in the cover body 1 outside, so make the filtration that all passes through filtration passageway by the outside air that gets into breathing space, realize the non-toxicity of the interior air of breathing space. Cover body 1 includes stereoplasm casing 2 and sets up in the subsides skin net 11 of 2 inner groovies 15 of stereoplasm casing, be used for arranging series bead 3 with facial relative inner groovy 15 on the stereoplasm casing 2 side by side, form condensation collecting vat 4 between two adjacent beads 3, bead 3 and the equal vertical arrangement of condensation collecting vat 4, arrange along facial length direction promptly, also arrange along the direction of forehead to chin, paste skin net 11 and cover on bead 3, the inner groovy 15 of the facial direct contact stereoplasm casing 2 that can not be promptly of wearer, but the direct contact pastes skin net 11 when being extruded. The bottom of the cover body 1 is also provided with a liquid collecting part 6, the inside of the liquid collecting part 6 is provided with a liquid collecting cavity 7, the liquid collecting cavity 7 is communicated with the liquid collecting groove 5 through a liquid collecting pipeline 8, the liquid collecting pipeline 8 can be a through hole which runs through the hard shell 2 and the liquid collecting part 6, namely, a plurality of condensation collecting grooves 4 are collected through the liquid collecting groove 5, and finally the liquid collecting cavity 7 is led to by the liquid collecting pipeline 8.
The chemical experiment gas mask provided by the embodiment, when in use, a microenvironment rich in water vapor is formed between the inner concave side of the mask body 1 and the face of the wearer by the air exhaled by the wearer, because the skin-adhering net 11 is completely positioned in the environment, the temperature of the skin-adhering net is basically the same as that of the microenvironment, condensation can not be formed on the skin-adhering net, preferably, when a hydrophobic coating is arranged on the surface of the skin-adhering net, the possibility of condensation on the surface of the skin-adhering net is further reduced, meanwhile, the outer convex side of the hard shell 2 is positioned in the external environment, in most cases, the temperature of the external environment is lower than the temperature of the gas exhaled by the human body (the body temperature is 37 ℃), so that the water vapor forms a large amount of condensation on the inner concave side of the hard shell 2, when the amount of the condensation is large, the water vapor flows from the convex ribs 3 to the condensation collecting tank 4 and is collected to the collecting tank 5, and finally flows into the liquid, the collection is realized, and when the liquid in the liquid collecting cavity 7 is more, the collected condensation is discharged through the liquid discharging pipeline 9 by the control valve 10.
According to the novel chemical experiment gas mask provided by the embodiment of the invention, the whole skin-attached net 11 is positioned in the exhalation atmosphere of a wearer, and the temperature of the hard shell 2 is lower due to the fact that one side of the hard shell is contacted with the outside air, so that the water vapor exhaled by the wearer is condensed on the concave side of the hard shell 2, and finally the water vapor is collected by the condensation collecting tank 4 and collected by the liquid collecting cavity 7, so that the condensation is prevented from contacting the skin of the wearer on one hand, and the condensation is discharged to the outside of the hard shell 2 on the other hand.
In another embodiment of the present invention, further, the edge portion of the hard shell 2 is provided with an annular protrusion 12, a reserved gap 13 is provided between the bottom end of each protruding rib 3 and the annular protrusion 12, each reserved gap 13 is a part of the collecting groove 5, so that during manufacturing, a groove-shaped structure is not required to be separately formed, the annular protrusion 12 naturally forms a groove wall of the collecting groove 5, and the condensed dew flows to the collecting channel at the bottommost part of the hard shell 2 along the annular protrusion 12.
In a further embodiment of the present invention, further, the skin-contacting mesh 11 and the rib 3 are provided with an avoiding portion 14 at a position opposite to the mouth, the avoiding portion 14 may have a hole-shaped structure, i.e. at the position, neither the rib 3 nor the skin-contacting mesh 11 is present, or the avoiding portion 14 may have a groove-shaped structure, i.e. at the position, the rib 3 and the skin-contacting mesh 11 form a concave portion, and the avoiding portion 14 prevents the mouth of the wearer from contacting the mask body 1 on one hand, and facilitates air exhaled from the mouth to rapidly flow to other parts of the hard shell 2, thereby facilitating rapid condensation on the other hand.
In another embodiment of the present invention, a groove 15 is further disposed on the top of the rib 3, a locking post 16 is disposed in the groove 15, and the skin patch 11 is provided with a sleeve hole, which is sleeved on the locking post 16, so as to fix the skin patch 11 on the hard shell 2, and facilitate the installation and detachment of the skin patch 11.
Optionally, the clip 16 does not protrude from the notch of the groove 15, and the skin-contacting mesh 11 forms a concave portion at the groove 15, so that the face of the wearer does not contact the clip 16, and the wearing comfort is improved.
Preferably, the clamping column 16 protrudes out of the notch of the groove 15, the end portion of the clamping column 16 is clamped with an elastic sleeve 17, and the elastic sleeve 17 abuts against the face of a wearer when the hard shell is worn, so that the hard shell 2 and the face of the wearer can be fixed relatively.
In still another embodiment of the present invention, a heat insulation ring is sleeved in the sleeve hole, and the heat insulation ring is sleeved on the clamping column 16, so as to reduce the temperature conduction between the rib 3 and the skin-contacting net 11, and also reduce the possibility of condensation on the skin-contacting net 11.
In another embodiment of the present invention, further, a door 19 is openably connected to a cavity wall of the liquid collecting cavity 7, the door 19 is hermetically connected to the cavity wall, and a water-absorbent cotton 18 is disposed in the liquid collecting cavity 7, so that two ways are provided for discharging the condensation, one is to discharge the condensation through a discharge channel, and the other is to open the door 19 and replace the water-absorbent cotton 18.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. A novel chemical experiment gas mask comprises a mask body used for covering a face, and is characterized in that the mask body comprises a hard shell, a plurality of groups of convex edges are arranged in parallel on the inner concave side of the hard shell, a condensation collecting groove is formed between every two adjacent convex edges, each convex edge is perpendicular to the width direction of the face, a collecting groove is arranged at the bottom of the hard shell, and the collecting groove is communicated with each condensation collecting groove;
the bottom of the hard shell is also provided with a liquid collecting piece, a liquid collecting cavity is arranged inside the liquid collecting piece, the liquid collecting cavity is communicated with the collecting groove through a liquid collecting pipeline, the liquid collecting piece is also provided with a liquid discharging pipeline connected with the liquid collecting cavity, and the liquid discharging pipeline is provided with a control valve;
the mask body further comprises a skin sticking net, the skin sticking net covers the inner concave side of the hard shell, and the skin sticking net is connected to the convex edges;
the skin-sticking net is provided with a hydrophobic coating.
2. The respirator of claim 1, wherein the hard shell includes an annular protrusion at a rim portion thereof, and wherein a gap is defined between a bottom end of each rib and the annular protrusion, and wherein each gap is a portion of the collection trough.
3. The chemical laboratory respirator of claim 1, wherein the skin patch and the rib are provided with an escape portion at a location opposite the mouth.
4. The chemical experiment respirator as set forth in claim 1, wherein the ridges of said ribs have grooves on their tops, said grooves having snap posts disposed therein, said skin patch having holes for receiving said snap posts.
5. The chemical laboratory respirator of claim 4, wherein said posts do not protrude from the mouth of said recess, and said skin mesh forms a depression in said recess.
6. The chemical experiment respirator of claim 4, wherein the clip posts protrude from the notches of the grooves, and the ends of the clip posts are clipped with elastic sleeves.
7. The chemical laboratory respirator of claim 4, wherein said trepan opening has a heat insulating ring fitted therein, said heat insulating ring being fitted over said clip.
8. The chemical experiment gas mask according to claim 1, wherein a door is openably connected to a wall of the liquid collection chamber, the door is sealingly connected to the wall, and absorbent cotton is disposed in the liquid collection chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711438684.3A CN108096735B (en) | 2017-12-27 | 2017-12-27 | Novel chemical experiment gas mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711438684.3A CN108096735B (en) | 2017-12-27 | 2017-12-27 | Novel chemical experiment gas mask |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108096735A CN108096735A (en) | 2018-06-01 |
| CN108096735B true CN108096735B (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711438684.3A Active CN108096735B (en) | 2017-12-27 | 2017-12-27 | Novel chemical experiment gas mask |
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| CN (1) | CN108096735B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109567287B (en) * | 2018-10-24 | 2020-11-06 | 哈尔滨医科大学 | Prevent inside fogging lens switching formula dentist protective face mask |
| CN109480355B (en) * | 2018-10-24 | 2020-10-27 | 哈尔滨医科大学 | Composite stomatologist protective mask |
| CN109588801B (en) * | 2018-10-24 | 2020-10-27 | 哈尔滨医科大学 | Lens switching type protective mask for stomatologist |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5566668A (en) * | 1995-05-19 | 1996-10-22 | Jesadanont; Mongkol | Life-saving helmet |
| JP2008054767A (en) * | 2006-08-29 | 2008-03-13 | Meiko Shoji Kk | Hygienic mask |
| FR2969465A1 (en) * | 2010-12-28 | 2012-06-29 | Deltalyo & Valmy | RESPIRATORY MASK FOR SINGLE USE WITH IMPROVED SEALING |
| CN104740800A (en) * | 2013-12-30 | 2015-07-01 | 王家松 | Breathing filter |
| CN205698953U (en) * | 2016-01-11 | 2016-11-23 | 凡尘（北京）环境科技有限公司 | Split type electrical mask |
-
2017
- 2017-12-27 CN CN201711438684.3A patent/CN108096735B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5566668A (en) * | 1995-05-19 | 1996-10-22 | Jesadanont; Mongkol | Life-saving helmet |
| JP2008054767A (en) * | 2006-08-29 | 2008-03-13 | Meiko Shoji Kk | Hygienic mask |
| FR2969465A1 (en) * | 2010-12-28 | 2012-06-29 | Deltalyo & Valmy | RESPIRATORY MASK FOR SINGLE USE WITH IMPROVED SEALING |
| CN104740800A (en) * | 2013-12-30 | 2015-07-01 | 王家松 | Breathing filter |
| CN205698953U (en) * | 2016-01-11 | 2016-11-23 | 凡尘（北京）环境科技有限公司 | Split type electrical mask |
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| Publication number | Publication date |
|---|---|
| CN108096735A (en) | 2018-06-01 |
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Effective date of registration: 20201222 Address after: Room 608, 6 / F, Zhongxing business enterprise development center, Pingshang Town, Lingang Economic Development Zone, Linyi City, Shandong Province Patentee after: Linyi Xinghuo Intellectual Property Service Co.,Ltd. Address before: 100097 Building 2, wangshanyuan, Shuguang garden, Haidian District, Beijing Patentee before: BEIJING OUMEIZHONG SCIENCE AND TECHNOLOGY Research Institute |
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