CN111494818B - Produce oxygen and prevent haze gauze mask - Google Patents

Produce oxygen and prevent haze gauze mask Download PDF

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Publication number
CN111494818B
CN111494818B CN202010345196.3A CN202010345196A CN111494818B CN 111494818 B CN111494818 B CN 111494818B CN 202010345196 A CN202010345196 A CN 202010345196A CN 111494818 B CN111494818 B CN 111494818B
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China
Prior art keywords
oxygen
shell
carbon dioxide
opening
chamber
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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.)
Expired - Fee Related
Application number
CN202010345196.3A
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Chinese (zh)
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CN111494818A (en
Inventor
曾永刚
黄进
黄正文
向黎
陈春坛
曾涵璐
罗琳
罗枭
曾阳
刘俊江
高杨
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Quanjing New Material Technology Co ltd
Neolithic Technology Co ltd
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Chengdu University
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Priority to CN202010345196.3A priority Critical patent/CN111494818B/en
Publication of CN111494818A publication Critical patent/CN111494818A/en
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Publication of CN111494818B publication Critical patent/CN111494818B/en
Expired - Fee Related legal-status Critical Current
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    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B7/00Respiratory apparatus
    • A62B7/08Respiratory apparatus containing chemicals producing oxygen
    • AHUMAN NECESSITIES
    • A41WEARING APPAREL
    • A41DOUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00Breathing 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
    • A62B18/02Masks
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00Breathing 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
    • A62B18/08Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B18/00Breathing 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
    • A62B18/08Component parts for gas-masks or gas-helmets, e.g. windows, straps, speech transmitters, signal-devices
    • A62B18/084Means for fastening gas-masks to heads or helmets
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00Component parts for respiratory or breathing apparatus
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00Component parts for respiratory or breathing apparatus
    • A62B9/04Couplings; Supporting frames

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Chemical & Material Sciences (AREA)
  • Emergency Medicine (AREA)
  • General Chemical & Material Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

The invention discloses an oxygen-producing haze-preventing mask which comprises a mask body and hanging ropes, wherein the hanging ropes are arranged at two ends of the mask body, the mask body comprises an outer cover and a replacement chip, an oxygen-producing device and a carbon dioxide absorption device are arranged on the outer cover, the oxygen-producing device and the carbon dioxide absorption device are fixedly connected and mutually communicated, and an opening is arranged at the position, corresponding to an automatic oxygen-producing device, of the replacement chip. This oxygen device is produced to gauze mask accessible increases the oxygen production volume of the internal portion of cover, absorbs the carbon dioxide of human exhalation through carbon dioxide absorbing device, can effectively solve the inside oxygen content of gauze mask that current prevent haze gauze mask exists and hang down the unable quick exhaust problem of carbon dioxide of human exhalation.

Description

Produce oxygen and prevent haze gauze mask
Technical Field
The invention belongs to the technical field of masks, and particularly relates to an oxygen-producing haze-preventing mask.
Background
The haze is a general name of fog and haze, is a weather phenomenon, is also called as dust haze (smoky haze), and refers to that fine particles Pm2.5 such as dust, sulfuric acid, nitric acid, organic hydrocarbons and the like in the air uniformly float in the air, so that the air is turbid, the visual field is fuzzy and the visibility is deteriorated, and if the horizontal visibility is less than 100m, the visual range obstacle caused by an aerosol system consisting of the non-aqueous components is called as haze or dust haze; when the water vapor condensation is intensified and the air humidity is increased, haze can be converted into fog, and the haze is used as a disaster weather early warning forecast in many areas in China.
Because haze weather exists certain injury to with the human body, consequently, just appear preventing the haze gauze mask, the haze in the fine degree and the electrostatic effect adsorption air that present prevent the haze gauze mask and generally utilize filtering material reaches filterable effect, but has following shortcoming: firstly, the filtering material of the haze-proof mask is fine, so that the oxygen content of air absorbed by a wearer is low, and discomfort can be caused in the wearing process; secondly, because the filter material is fine, carbon dioxide exhaled by a human body cannot be well discharged, and discomfort and even suffocation feeling of the human body can be caused for a long time.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an oxygen-producing haze-preventing mask, which can effectively solve the problems that the oxygen content in the existing haze-preventing mask is low and carbon dioxide exhaled by a human body cannot be rapidly discharged.
In order to achieve the purpose, the technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a produce oxygen and prevent haze gauze mask, includes the cover body and hangs the rope, hangs the rope and sets up in cover body both ends, and the cover body includes dustcoat and replacement chip, is provided with on the dustcoat and produces oxygen device and carbon dioxide absorbing device, produces oxygen device and carbon dioxide absorbing device fixed connection and communicates each other, and the replacement chip is provided with the opening with the position that automatic oxygen device of producing corresponds.
The beneficial effects produced by adopting the scheme are as follows: the hanging rope is fixedly connected with the cover body in a hot pressing or sewing mode, the outer cover is in a double-layer design, the replacing chip is arranged in the outer cover, and the replacing chip plays a role in filtering micro particles in air; produce oxygen device and dustcoat through the mode fixed connection of hot pressing or pressfitting, when wearing, through inside outside air gets into oxygen device, with its inside material reaction, generate oxygen, inside oxygen along with the air current inlet mask of breathing, by the user absorption utilization, user's travelling comfort when improving and wearing the gauze mask increases the inspiratory capacity of oxygen, avoids appearing the sensation of suffocating. The carbon dioxide that the human body exhaled is absorbed through carbon dioxide absorbing device, reduces the inside carbon dioxide content of gauze mask, improves user's travelling comfort. All be provided with the opening on the inboard of dustcoat and the replacement chip for produce the oxygen device and pass, replacement chip and the inboard upper shed edge of dustcoat and produce oxygen device in close contact with prevent that the tiny particle in the outside air from permeating through, improve and prevent the haze effect.
Further, the oxygen generating device comprises a shell, wherein the upper part of the shell is provided with a first opening and a second opening, a box body is arranged in the shell, and potassium superoxide powder is contained in the box body.
The beneficial effects produced by adopting the scheme are as follows: opening one sets up in the dustcoat outside, contact with the outside air, opening two sets up inside the dustcoat, towards user's oronasal one side, box body and casing integrated into one piece, the splendid attire has the potassium superoxide powder in the box body, when the user breathes in, the outside air gets into in the casing through opening one, contact with the potassium superoxide in the box body, moisture and the potassium superoxide reaction in the air generate oxygen, the oxygen of production gets into the internal portion of cover along with the inspiratory air current of user, by the user absorption utilization, improve the inspiratory oxygen volume of user, and then improve the travelling comfort when preventing the haze gauze mask and wearing.
Furthermore, a vertical plate and a transverse plate are further arranged in the shell, the transverse plate is arranged on the lower portion of the vertical plate and fixedly connected with the vertical plate, the vertical plate and the transverse plate divide the interior of the shell into a first cavity, a second cavity and a third cavity, two through holes are formed in the transverse plate and are arranged on two sides of the vertical plate, the first cavity, the second cavity and the third cavity are communicated through the through holes, and the box body is arranged in the third cavity.
Adopt the aboveThe beneficial effects produced by the scheme are as follows: riser and diaphragm all with the lateral wall integrated into one piece of casing, also integrated into one piece between riser and the diaphragm, be provided with riser and diaphragm, cut apart into three cavity in with the casing, be provided with the through-hole on the diaphragm for the inside circulation of air passageway that forms of casing, when the user breathes in, the outside air gets into in the cavity through opening one, and gets into cavity three through the through-hole, reacts with the potassium superoxide in the cavity three, produces oxygen, and its reaction formula is: 4KO2+2H2O=4KOH+3O2Oxygen enters the second chamber along with the air flow of air suction, finally enters the cover body through the second opening, and divides the inside of the shell into three chambers, so that the oxygen leakage generated by reaction can be reduced, and the oxygen can uniformly enter the cover body along with the air suction frequency to be absorbed and utilized.
Further, the bottom and the side wall of the box body are provided with a plurality of round holes, and gauze is arranged in the box body.
The beneficial effects produced by adopting the scheme are as follows: the round hole is formed in the bottom of the box body, gauze is arranged in the round hole, potassium superoxide is placed on the gauze, the potassium superoxide can be prevented from leaking through the round hole, the round hole is formed, the contact area of the potassium superoxide and water can be increased, and the yield of oxygen is increased.
Further, the bottom of the shell is also provided with a storage battery and a USB socket, a solid cathode carbon rod and an anode carbon rod are respectively arranged on two sides of the shell, the negative pole and the positive pole of the storage battery are respectively electrically connected with the cathode carbon rod and the anode carbon rod, and a water body is arranged between the cathode carbon rod and the anode carbon rod.
The beneficial effects produced by adopting the scheme are as follows: the shell is internally provided with a baffle, the baffle and the shell are integrally formed, a placing cavity is formed between the baffle and the lower bottom surface of the shell, a storage battery is placed in the placing cavity, the storage battery is fixed by the baffle and the shell, a USB (universal serial bus) socket is connected with the storage battery, the storage battery is charged through the USB socket, the upper part of the baffle is filled with a water body, one side of the storage battery is provided with a switch, and the switch is turned on, so that a loop is formed between the storage battery, a cathode carbon rod, an anode carbon rod and the water body, oxygen is generated through the electrolysis effect on water, and when a human body inhales, the oxygen generated by an anode enters the cavity II through a through hole in the; moreover, in the air suction process, the air flow can drive the water body to contact with the potassium superoxide, and the oxygen yield is increased.
Because the water body is contacted with the potassium hydroxide rod, part of potassium hydroxide is dissolved in the water body to form a potassium hydroxide solution, when a user exhales gas, carbon dioxide in the gas enters the cavity III through the opening II and reacts with the formed potassium hydroxide solution to generate potassium bicarbonate, and the purpose of absorbing the carbon dioxide is achieved.
Further, the carbon dioxide absorption device comprises a liquid storage box, the liquid storage box is fixedly connected with the shell, a potassium hydroxide solution is arranged in the liquid storage box, a connecting pipe is arranged on the shell, and the liquid storage box is communicated with the connecting pipe.
The beneficial effects produced by adopting the scheme are as follows: the stock solution box bonds fixedly with the casing, and the splendid attire has the potassium hydroxide solution in the stock solution box, and connecting pipe and stock solution box intercommunication, the free end of connecting pipe set up in cover internal portion, and when the patient exhales, the carbon dioxide gas of discharging passes through the connecting pipe and gets into in stock solution box and the casing, and the potassium hydroxide solution in the stock solution box and carbon dioxide reaction generate potassium bicarbonate, absorb carbon dioxide gas through potassium hydroxide, reach the purpose that reduces the inside carbon dioxide concentration of gauze mask.
Furthermore, the cover body is respectively provided with two oxygen generating devices and a carbon dioxide absorbing device, and the oxygen generating devices and the carbon dioxide absorbing devices are respectively arranged on two sides of the outer cover.
The beneficial effects produced by adopting the scheme are as follows:
furthermore, the shell is provided with a cover body, the cover body is movably connected with the shell, and the cover body is arranged outside the opening.
The beneficial effects produced by adopting the scheme are as follows: the lid is articulated with the casing, when not wearing the gauze mask, closes opening one through the lid, forbids in the air admission casing, avoids potassium superoxide to cause unnecessary extravagant, when wearing the gauze mask, open the lid can.
Further, the upper part of the shell is also provided with a third opening.
The beneficial effects produced by adopting the scheme are as follows: opening three sets up on cavity two, is provided with opening three, can increase the oxygen entering cover internal portion's of production passageway, in the acceleration oxygen exhaust casing, make things convenient for human absorption, the passageway in the multiplicable expired carbon dioxide gas entering casing again increases the carbon dioxide volume in getting into the casing, promotes carbon dioxide and is absorbed, and then reduces the internal carbon dioxide content of cover, improves the travelling comfort when wearing.
Furthermore, the second opening, the third opening and the connecting pipe can be detachably connected with a cover cap.
The beneficial effects produced by adopting the scheme are as follows: the block respectively with opening two, opening three and connecting pipe threaded connection, be provided with the block, when not wearing the gauze mask, the accessible block is closed opening two, opening three and connecting pipe, place external carbon dioxide and get into in the casing.
The beneficial effects produced by the invention are as follows:
1. the mask body is provided with the oxygen generating device, the potassium superoxide is placed in the oxygen generating device, when air is inhaled, the potassium superoxide reacts with moisture in the air to generate oxygen, the oxygen is absorbed and utilized by a human body along with the inhaled air flow, the oxygen absorption amount of the human body when the mask is worn is increased, and the comfort of the human body is improved.
2. Be provided with the battery in the casing, the casing both sides set up negative pole carbon-point and positive pole carbon-point, the water has been placed between negative pole carbon-point and the positive pole carbon-point, make and form the electrolytic bath, provide energy through the battery, promote the electrolysis process to take place, the electrolysis in-process produces oxygen, oxygen is absorbed the utilization along with the inspiratory air current of human body, the potassium hydroxide that produces after the potassium superoxide reaction in the box body falls into the water, form potassium hydroxide solution, absorb exhaled carbon dioxide gas through potassium hydroxide solution, the purpose of the internal carbon dioxide content of cover has been reduced to the realization.
3. A liquid storage box is arranged on the outer side of the shell, potassium hydroxide solution is contained in the liquid storage box, carbon dioxide gas exhaled by a human body enters the liquid storage box and reacts with the potassium hydroxide to generate potassium bicarbonate, and the content of the carbon dioxide in the cover body is reduced through the device.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of the structure of an oxygen generating apparatus and a carbon dioxide absorbing apparatus;
FIG. 3 is a cross-sectional view of the cover;
reference numerals: 1. a cover body; 2. hanging a rope; 3. a housing; 4. replacing the chip; 5. an oxygen generating device; 6. a carbon dioxide absorbing device; 7. a housing; 8. a first opening; 9. a second opening; 10. a box body; 11. a vertical plate; 12. a transverse plate; 13. a first chamber; 14. a second chamber; 15. a third chamber; 16. a through hole; 17. a circular hole; 18. gauze; 19. a storage battery; 20. a USB socket; 21. a cathode carbon rod; 22. an anode carbon rod; 23. a body of water; 24. a liquid storage box; 25. a connecting pipe; 26. a cover body; 27. and a third opening.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings.
In an embodiment of the invention, as shown in fig. 1-3, an oxygen-producing haze-preventing mask is provided, which comprises a mask body 1 and a hanging rope 2, wherein the hanging rope 2 is arranged at two ends of the mask body 1, the mask body 1 comprises an outer cover 3 and a replacement chip 4, an oxygen-producing device 5 and a carbon dioxide absorbing device 6 are arranged on the outer cover 3, the oxygen-producing device 5 and the carbon dioxide absorbing device 6 are fixedly connected and communicated with each other, optimally, the oxygen-producing device 5 comprises a shell 7, an opening I8 and an opening II 9 are arranged at the upper part of the shell 7, a box body 10 is arranged in the shell 7, optimally, a plurality of round holes 17 are arranged at the bottom and on the side wall of the box body. The box body 10 is filled with potassium superoxide powder. Optimally, a vertical plate 11 and a transverse plate 12 are further arranged in the shell 7, the transverse plate 12 is arranged on the lower portion of the vertical plate 11 and fixedly connected with the vertical plate 11, the vertical plate 11 and the transverse plate 12 divide the interior of the shell 7 into a first cavity 13, a second cavity 14 and a third cavity 15, two through holes 16 are formed in the transverse plate 12, the through holes 16 are formed in two sides of the vertical plate 11, the first cavity 13, the second cavity 14 and the third cavity 15 are communicated through the through holes 16, and the box body 10 is arranged in the third cavity 15.
Optimally, the bottom of the shell 7 is also provided with a storage battery 19 and a USB socket 20, two sides of the shell 7 are respectively provided with a solid potassium hydroxide rod 21 and a carbon rod 22, the anode and the cathode of the storage battery 19 are respectively electrically connected with a cathode carbon rod 21 and an anode carbon rod 22, and a water body 23 is arranged between the cathode carbon rod 21 and the anode carbon rod 22. Optimally, the carbon dioxide absorption device 6 comprises a liquid storage box 24, the liquid storage box 24 is fixedly connected with the shell 7, a potassium hydroxide solution is arranged in the liquid storage box 24, a connecting pipe 25 is arranged on the shell 7, and the liquid storage box 7 is communicated with the connecting pipe 25. Optimally, two oxygen generating devices 5 and two carbon dioxide absorbing devices 6 are respectively arranged on the cover body 1, and the oxygen generating devices 6 and the carbon dioxide absorbing devices 6 are respectively arranged on two sides of the cover body 3. Preferably, the housing 7 is provided with a cover 26, the cover 26 is movably connected with the housing 7, and the cover 26 is disposed outside the first opening 8. Preferably, the upper part of the housing 7 is also provided with a third opening 27. Preferably, the second opening 9, the third opening 27 and the connecting tube 25 are detachably connected with caps. The replacement chip 4 is provided with an opening at a position corresponding to the oxygen generating device 5.
The use process and the working principle of the device are as follows: the cover body 26 on the mask is opened, the cap is taken down, then the mask is worn, in the air suction process, outside air enters the first cavity 13 through the first opening 8, enters the third cavity 15 through the through hole 16, reacts with potassium superoxide in the box body 10 in the third cavity 15 to grow oxygen, and the oxygen enters the mask body 1 through the second opening 9, the third opening 27 and the connecting pipe 25 along with air flow sucked for absorption and utilization by a human body; the water 23 can also be electrolyzed by the storage battery 19 to generate oxygen for human body to absorb and utilize;
when a human body exhales, the exhaled carbon dioxide enters the liquid storage box 24 and the chamber III 15 through the connecting pipe 25 and is absorbed by the liquid storage box 25 and a potassium hydroxide solution in the electrolytic cell to generate potassium bicarbonate; the exhaled carbon dioxide can also enter the chamber III 15 through the opening II 9 and the opening III 27 and is absorbed by the potassium hydroxide in the electrolytic cell, so that the aim of reducing the content of the carbon dioxide in the cover body 1 is fulfilled.

Claims (5)

1. The oxygen-producing haze-preventing mask is characterized by comprising a mask body (1) and hanging ropes (2), wherein the hanging ropes (2) are arranged at two ends of the mask body (1), the mask body (1) comprises an outer cover (3) and a replacement chip (4), and the replacement chip (4) is used for preventing micro particles from entering the outer cover (3); the outer cover (3) is provided with an oxygen generating device (5) and a carbon dioxide absorbing device (6), the oxygen generating device (5) and the carbon dioxide absorbing device (6) are fixedly connected and communicated with each other, and an opening is formed in the position, corresponding to the oxygen generating device (5), of the replacement chip (4);
the oxygen generating device (5) comprises a shell (7), wherein a first opening (8) and a second opening (9) are formed in the upper portion of the shell (7), a box body (10) is arranged in the shell (7), a plurality of round holes (17) are formed in the bottom and the side wall of the box body (10), and gauze (18) is arranged in the box body (10); the box body (10) is filled with potassium superoxide powder; the shell (7) is further internally provided with a vertical plate (11) and a transverse plate (12), the transverse plate (12) is arranged on the lower portion of the vertical plate (11) and fixedly connected with the vertical plate (11), the vertical plate (11) and the transverse plate (12) divide the interior of the shell (7) into a first chamber (13), a second chamber (14) and a third chamber (15), the transverse plate (12) is provided with two through holes (16), the through holes (16) are arranged on two sides of the vertical plate (11), the first chamber (13), the second chamber (14) and the third chamber (15) are communicated through the through holes (16), the third chamber (15) is arranged on the lower portions of the first chamber (13) and the second chamber (14), and the box body (10) is arranged in the third chamber (15);
the carbon dioxide absorption device (6) comprises a liquid storage box (24), the liquid storage box (24) is fixedly connected with the shell (7), a potassium hydroxide solution is arranged in the liquid storage box (24), a connecting pipe (25) is arranged on the shell (7), and the liquid storage box (24) is communicated with the connecting pipe (25);
casing (7) bottom still is provided with battery (19) and USB socket (20), casing (7) both sides are provided with negative pole carbon-point (21) and positive pole carbon-point (22) respectively, the negative pole and the positive pole of battery (19) respectively with negative pole carbon-point (21) and positive pole carbon-point (22) electricity are connected, be provided with water (23) between negative pole carbon-point (21) and positive pole carbon-point (22).
2. The oxygen-generating haze-preventing mask according to claim 1, wherein the mask body (1) is provided with two oxygen-generating devices (5) and a carbon dioxide absorbing device (6), and the oxygen-generating devices (5) and the carbon dioxide absorbing device (6) are respectively arranged on two sides of the mask body (1).
3. The oxygen-generating haze-preventing mask according to claim 1, wherein the shell (7) is provided with a cover body (26), the cover body (26) is movably connected with the shell (7), and the cover body (26) is arranged outside the first opening (8).
4. The oxygen-generating haze-preventing mask according to claim 1, wherein the upper part of the shell (7) is further provided with a third opening (27).
5. The oxygen-generating haze-proof mask according to claim 4, wherein caps are detachably connected to the second opening (9), the third opening (27) and the connecting pipe (25).
CN202010345196.3A 2020-04-27 2020-04-27 Produce oxygen and prevent haze gauze mask Expired - Fee Related CN111494818B (en)

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CN202010345196.3A CN111494818B (en) 2020-04-27 2020-04-27 Produce oxygen and prevent haze gauze mask

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Application Number Priority Date Filing Date Title
CN202010345196.3A CN111494818B (en) 2020-04-27 2020-04-27 Produce oxygen and prevent haze gauze mask

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CN111494818A CN111494818A (en) 2020-08-07
CN111494818B true CN111494818B (en) 2021-06-22

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2299943A (en) * 1995-04-20 1996-10-23 Kikuchi Seisakusho Co Ltd Respirator and emergency oxygen generator
CN1990067A (en) * 2005-12-27 2007-07-04 宣羊科技股份有限公司 Emergency oxygen mask
CN203663274U (en) * 2014-01-22 2014-06-25 梅州市瑞利实业有限公司 Totally enclosed gas mask
CN204873829U (en) * 2015-08-19 2015-12-16 武汉大学 Portable plateau oxygen generator
CN107096143A (en) * 2017-06-15 2017-08-29 山东乐康电器科技有限公司 A kind of anti-haze oxygen supply mouth mask
CN207418296U (en) * 2017-09-28 2018-05-29 北京绿雅清源科技发展有限公司 A kind of portable oxygen breathing equipment
KR102091547B1 (en) * 2019-03-18 2020-03-20 상원산업 주식회사 Portable Oxygen Concentrator by Respiratory

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2299943A (en) * 1995-04-20 1996-10-23 Kikuchi Seisakusho Co Ltd Respirator and emergency oxygen generator
CN1990067A (en) * 2005-12-27 2007-07-04 宣羊科技股份有限公司 Emergency oxygen mask
CN203663274U (en) * 2014-01-22 2014-06-25 梅州市瑞利实业有限公司 Totally enclosed gas mask
CN204873829U (en) * 2015-08-19 2015-12-16 武汉大学 Portable plateau oxygen generator
CN107096143A (en) * 2017-06-15 2017-08-29 山东乐康电器科技有限公司 A kind of anti-haze oxygen supply mouth mask
CN207418296U (en) * 2017-09-28 2018-05-29 北京绿雅清源科技发展有限公司 A kind of portable oxygen breathing equipment
KR102091547B1 (en) * 2019-03-18 2020-03-20 상원산업 주식회사 Portable Oxygen Concentrator by Respiratory

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