CN105935472A - Auxiliary air supply gas mask - Google Patents
Auxiliary air supply gas mask Download PDFInfo
- Publication number
- CN105935472A CN105935472A CN201610507254.1A CN201610507254A CN105935472A CN 105935472 A CN105935472 A CN 105935472A CN 201610507254 A CN201610507254 A CN 201610507254A CN 105935472 A CN105935472 A CN 105935472A
- Authority
- CN
- China
- Prior art keywords
- mask
- fan
- face shield
- passage
- connecting portion
- 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.)
- Pending
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Classifications
-
- 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
- A62B18/006—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 with pumps for forced ventilation
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Zoology (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
Provided is an auxiliary air supply gas mask. A fan is used for drawing in air for filtering and purifying to reduce resistance of a toxin filter box, body discomfort caused by hindered breathing is not prone to occurring, and better antitoxin and protecting effects are achieved; and therefore, the auxiliary air supply gas mask is more reasonable in structure, and the air enters the mask for circulating through a channel after being pumped in by the fan, negative pressure is not formed in the mask, outside toxic gases cannot easily enter the mask from the position where the mask edge is attached to the face, and the filter effect is not affected. Further, due to the facts that an inhaling one-way valve and an exhaling one-way valve are arranged in the mask and the inhaling one-way valve and the exhaling one-way valve are opposite in opening direction, purified air can be completely inhaled when a person inhales, and waste gases which the person exhales can be discharged out more completely when the person exhales, the remaining wastes gases in the mask are therefore reduced, and it is guaranteed that the mask wearer can inhale purified air for a long time. Thus, the auxiliary air supply gas mask is more reasonable in structure, better in antitoxin effect, and capable of better guaranteeing the quality of inhaled air of the wearer.
Description
Technical field
The present invention relates to a kind of auxiliary air-supply canister respirator.
Background technology
On current market civilian, industrial filtermask, it is all to draw air into by entering back in human body after filter poison box purification by self breathing of people, owing to the resistance of this filtermask is the biggest, spend the biggest strength just can suck in, thus allow people breathe and have some setbacks, easily cause uncomfortable, secondly because the intracavity at anti-poison respirator produces negative pressure when people breathes, outside toxic gas can enter in mask from mask rim and the local of face's laminating, and make gas defence effect bad, have too many residual gas when also giving off carbon dioxide and be trapped in the nasal cavity of face shield, person health is had an impact, for this applicant, the canister respirator of Vehicles Collected from Market is improved.
Summary of the invention
It is an object of the invention to be to overcome the deficiencies in the prior art, it is provided that a kind of more reasonable structure, gas defence effect are more preferable, when wearing, breathe the canister respirator of auxiliary air-supply smoothly.
In order to solve the technical problem of above-mentioned existence, the present invention uses following technical proposals:
A kind of auxiliary air-supply canister respirator, including the filter poison box, adapter and the face shield that are sequentially connected with, described adapter include outer shroud, one-body molded in outer shroud for this outer shroud being separated into filter poison box connecting portion and the interlayer of face shield connecting portion；Described filter poison box connecting portion is threadeded with filter poison box, is provided with passage on described interlayer；Fan, the breather cheek valve covered on this passway it is provided with in described passage；Described passage is provided with, in that one end being positioned at this face shield connecting portion, the set entrance that the air inlet with face shield connects together；Described breather cheek valve can get through this passage when this fan work；Being provided with exhalation vents on described face shield, be provided with expiratory one-way valve on described exhalation vents, its opening direction is just contrary with this breather cheek valve；Described fan is driven work by electric supply installation.
In the improvement project to above-mentioned auxiliary air-supply canister respirator, described fan is provided at filtering in this passage of poison that one end of box connecting portion；Described breather cheek valve is provided on the channel surface of this that one end of face shield connecting portion.
In the improvement project to above-mentioned auxiliary air-supply canister respirator, described electric supply installation is built-in in the connectors, and it includes supplying cell and fan swicth.
In the improvement project to above-mentioned auxiliary air-supply canister respirator, described electric supply installation is external outside mask, is connected by electric wire and powers to the fan in face shield；Described electric supply installation includes supplying cell and fan swicth.
Compared with prior art, beneficial effects of the present invention: owing to air is pumped into filtration, purification with fan by it, so reduce the resistance of poison filter box, just need not sniff by people, also would not occur because of breathe have some setbacks caused uncomfortable, and reach more preferable gas defence protection effect, the therefore more reasonable structure of the present invention；Meanwhile, due to circulation in passage enters into face shield after being pumped into by air by fan, so would not form negative pressure in face shield, then outside toxic gas is just difficult to affect filter effect in the place of mask rim and face's laminating enters mask；Additionally, owing to being provided with the contrary breather cheek valve of opening direction and expiratory one-way valve in mask, the air of purification so just can be fully entrained when air-breathing, then the lung qi of exhalation is discharged more completely when exhaling, thus reduce and remain in the lung qi in face shield, suck the air of purification for a long time with the person that ensures masks, therefore, the more reasonable structure of the present invention, gas defence effect are more preferable, and can preferably ensure the quality breathing air of wearer.
The present invention is described in further detail with detailed description of the invention below in conjunction with the accompanying drawings:
[accompanying drawing explanation]
Fig. 1 is the schematic perspective view one of the present invention；
Fig. 2 is the schematic perspective view two of the present invention；
Fig. 3 is the assembling schematic diagram one of the present invention；
Fig. 4 is the assembling schematic diagram two of the present invention；
Fig. 5 is the structural representation of the adapter of the present invention；
Fig. 6 is the assembling schematic diagram of the adapter of the present invention；
Fig. 7 is the schematic perspective view one of the face shield of the present invention；
Fig. 8 is the schematic perspective view two of the face shield of the present invention；
Fig. 9 be the electric supply installation of the present invention external time schematic diagram between itself and fan.
[detailed description of the invention]
A kind of auxiliary air-supply canister respirator, if Fig. 1 is to shown in 8, including the filter poison box 1, adapter 2 and the face shield 3 that are sequentially connected with, described adapter 2 include outer shroud 21, one-body molded in outer shroud 21 for this outer shroud 21 being separated into filter poison box the connecting portion 211 and interlayer 22 of face shield connecting portion 212；Described filter poison box connecting portion 211 is threadeded with filter poison box 1, is provided with passage 23 on described interlayer 22；Fan 4, the breather cheek valve 5 covered on 23 mouthfuls of this passage it is provided with in described passage 23；Described passage 23 is provided with the set entrance 231 that the air inlet 31 with face shield 3 connects together in that one end being positioned at this face shield connecting portion 212；Described breather cheek valve 5 can get through this passage 23 when this fan 4 works；Described fan 4 is driven work by electric supply installation 6；As shown in Figure 7,8, described face shield 3 is provided with exhalation vents 32, described exhalation vents 32 is provided with expiratory one-way valve 7, its opening direction is just contrary with this breather cheek valve 5, so having worn the user of canister respirator when air-breathing, this breather cheek valve 5 is opened, and expiratory one-way valve 7 is closed；And when in expiration, the most on the contrary.
In the present embodiment, electric supply installation 6 be built-in in the connectors, if Fig. 3 is to shown in 6, electric supply installation 6 includes supplying cell 61 and fan swicth 62, supplying cell can be rechargeable battery or aneroid battery etc., when using rechargeable battery, the interfaces such as USB or DC can be used to charge.
Certainly, electric supply installation 6 can also be external outside mask, as shown in Figure 9, it includes supplying cell 61 and fan swicth 62, at this moment it is equivalent to battery and switch is external, then being connected by electric wire and power to the fan in face shield, so on the one hand can alleviate the weight of gas mask, another aspect uses comparison safety；Supplying cell can be rechargeable battery or aneroid battery etc., when using rechargeable battery, the interfaces such as USB can be used to charge.Energising between fan swicth 62 with fan 4 is connected and is typically to plug connection, in order to collects and uses safely, such as by DC interface or USB interface.
The embodiment of the present invention is when assembling, adapter 2 to be assembled: fan 4 on the passage 23 of adapter is built-in, and on passage 23 other end surface, load onto breather cheek valve 5, in adapter, then load onto electric supply installation 6, and fan 4 and electric supply installation 6 electric wire are connected；It follows that expiratory one-way valve 7 is installed on face shield；Then, filter poison box 1 is threaded connection and is tightened in this filter poison box connecting portion 211, then the air inlet 31 of face shield 3 is enclosed within outside the set entrance 231 of passage 23, this completes the assembling of canister respirator.When using the present invention, put on mask, operation power device 6 allows fan 4 be energized, when so wind is pumped into by fan, enter in filter poison box connecting portion 211 after first being carried out filtration, purification by filter poison box, breather cheek valve 5 is opened after passage 23 is come in by gas after filtration, purification again, supplies user to suck in thus can entering into face shield 3.
From the aforegoing it can be seen that air is pumped into filtration, purification by present invention fan 4, thus need not inhale by people, also would not occur breathing and have some setbacks caused uncomfortable, then breathe when wearing smooth and easy；Meanwhile, due to circulation in passage enters into face shield after being pumped into by air by fan, so would not form negative pressure in face shield, then outside toxic gas is just difficult to affect gas defence effect in the place of mask rim and face's laminating enters mask；Further, since be provided with the contrary breather cheek valve of opening direction 5 and expiratory one-way valve 7 in mask, so just can be fully entrained the air of purification when air-breathing, during air-breathing, expiratory one-way valve is closed；Then the lung qi of exhalation is discharged more completely when exhaling, during expiration, breather cheek valve is closed, thus reduce and remain in the lung qi in face shield, to ensure that masks person sucks the air of purification for a long time, therefore, the more reasonable structure of the present invention, gas defence effect are more preferable, and can preferably ensure the quality breathing air of wearer.
In the present embodiment, described fan 4 is provided at filtering in this passage 23 of poison that one end of box connecting portion 211, is i.e. close to filter poison box beyond, is so conducive to being pumped into air from the purification pore of the malicious box of filter；Described breather cheek valve 5 is provided on the channel surface of this that one end of face shield connecting portion 212.
In the present embodiment, breather cheek valve 5 is arranged in channel end surface by latticed valve seat 24.
Preferably, described face shield connecting portion 212 is provided with the hangers 25 for being mask rope, then puts on elastic lanyard, so put on canister respirator when wearing by lanyard.
It is only preferred embodiment of the present invention in sum, is not used for limiting the practical range of the present invention.The most all equivalence changes made according to the content of scope of the present invention patent and modification, all should belong to the technology category of the present invention.
Claims (4)
1. an auxiliary air-supply canister respirator, it is characterized in that, including filter poison box (1) being sequentially connected with, adapter (2) and face shield (3), described adapter (2) includes that this outer shroud (21) is separated into the malicious box connecting portion (211) of filter and the interlayer (22) of face shield connecting portion (212) by outer shroud (21), one-body molded being used in outer shroud (21)；Described filter poison box connecting portion (211) threadeds with filter poison box (1), is provided with passage (23) on described interlayer (22)；The breather cheek valve (5) be provided with fan (4) in described passage (23), covering on this passage (23) mouth；Described passage (23) is provided with the set entrance (231) that the air inlet (31) with face shield (3) connects together in that one end being positioned at this face shield connecting portion (212)；Described breather cheek valve (5) can get through this passage (23) when this fan (4) works；Being provided with exhalation vents (32) on described face shield (3), be provided with expiratory one-way valve (7) on described exhalation vents (32), its opening direction is just contrary with this breather cheek valve (5)；Described fan (4) is driven work by electric supply installation (6).
Auxiliary air-supply canister respirator the most according to claim 1, it is characterised in that this passage (23) that described fan (4) is provided at filtering poison box connecting portion (211) that one end is interior；Described breather cheek valve (5) is provided on the channel surface of this face shield connecting portion (212) that one end.
Auxiliary air-supply canister respirator the most according to claim 1 and 2, it is characterised in that described electric supply installation (6) is built in adapter (2), and it includes supplying cell (61) and fan swicth (62).
Auxiliary air-supply canister respirator the most according to claim 1 and 2, it is characterised in that described electric supply installation (6) is external outside mask, is connected by electric wire and powers to the fan in face shield；Described electric supply installation (6) includes supplying cell (61) and fan swicth (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610507254.1A CN105935472A (en) | 2016-06-28 | 2016-06-28 | Auxiliary air supply gas mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610507254.1A CN105935472A (en) | 2016-06-28 | 2016-06-28 | Auxiliary air supply gas mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105935472A true CN105935472A (en) | 2016-09-14 |
Family
ID=56873174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610507254.1A Pending CN105935472A (en) | 2016-06-28 | 2016-06-28 | Auxiliary air supply gas mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105935472A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106388083A (en) * | 2016-10-31 | 2017-02-15 | 山西新华化工有限责任公司 | Intelligent electric blowing-in anti-haze mask |
| US20210228920A1 (en) * | 2020-01-23 | 2021-07-29 | Suzaleja B.V. | Filtering Mask Assembly |
| US12017094B2 (en) * | 2016-09-29 | 2024-06-25 | Honeywell International Inc. | Custom-controllable powered respirator face mask |
Citations (7)
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|---|---|---|---|---|
| CN1189384A (en) * | 1997-01-26 | 1998-08-05 | 刘�英 | Electronic gauze mask |
| TW450096U (en) * | 2000-12-08 | 2001-08-11 | Safe Air Co Ltd | Improved structure of combined package of replaceable electric fanned anti-gas mask |
| CN104014087A (en) * | 2014-06-23 | 2014-09-03 | 王�华 | Intelligent filter nasal mask |
| CN204671765U (en) * | 2015-05-29 | 2015-09-30 | 武汉大学 | Matched by detachable mini fan and breather valve and form the intelligent mouth mask in air channel |
| CN204864593U (en) * | 2015-07-31 | 2015-12-16 | 唐少锋 | Novel multipurpose electron gauze mask |
| CN105617561A (en) * | 2016-03-16 | 2016-06-01 | 郑宇� | Positive-pressure type filtering mask |
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-
2016
- 2016-06-28 CN CN201610507254.1A patent/CN105935472A/en active Pending
Patent Citations (7)
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|---|---|---|---|---|
| CN1189384A (en) * | 1997-01-26 | 1998-08-05 | 刘�英 | Electronic gauze mask |
| TW450096U (en) * | 2000-12-08 | 2001-08-11 | Safe Air Co Ltd | Improved structure of combined package of replaceable electric fanned anti-gas mask |
| CN104014087A (en) * | 2014-06-23 | 2014-09-03 | 王�华 | Intelligent filter nasal mask |
| CN204671765U (en) * | 2015-05-29 | 2015-09-30 | 武汉大学 | Matched by detachable mini fan and breather valve and form the intelligent mouth mask in air channel |
| CN204864593U (en) * | 2015-07-31 | 2015-12-16 | 唐少锋 | Novel multipurpose electron gauze mask |
| CN105617561A (en) * | 2016-03-16 | 2016-06-01 | 郑宇� | Positive-pressure type filtering mask |
| CN206007829U (en) * | 2016-06-28 | 2017-03-15 | 中山市赛夫特劳保用品有限公司 | Auxiliary air-supply canister respirator |
Non-Patent Citations (2)
| Title |
|---|
| 中国煤炭经济研究会组织: "《煤矿物资手册·第3分册·劳动保护用品及消防器材》", 28 February 2010, 煤炭工业出版社 * |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12017094B2 (en) * | 2016-09-29 | 2024-06-25 | Honeywell International Inc. | Custom-controllable powered respirator face mask |
| CN106388083A (en) * | 2016-10-31 | 2017-02-15 | 山西新华化工有限责任公司 | Intelligent electric blowing-in anti-haze mask |
| US20210228920A1 (en) * | 2020-01-23 | 2021-07-29 | Suzaleja B.V. | Filtering Mask Assembly |
| US11938352B2 (en) * | 2020-01-23 | 2024-03-26 | Suzaleja B.V. | Filtering mask assembly |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160914 |