Nothing Special   »   [go: up one dir, main page]

CN111408079A - Protection degassing unit - Google Patents

Protection degassing unit Download PDF

Info

Publication number
CN111408079A
CN111408079A CN202010345042.4A CN202010345042A CN111408079A CN 111408079 A CN111408079 A CN 111408079A CN 202010345042 A CN202010345042 A CN 202010345042A CN 111408079 A CN111408079 A CN 111408079A
Authority
CN
China
Prior art keywords
ring
cavity
respirator
shell
respiratory mask
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
Application number
CN202010345042.4A
Other languages
Chinese (zh)
Inventor
张莹
张一鸣
张帅
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.)
Zhejiang Xingchang Fan Co ltd
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202010345042.4A priority Critical patent/CN111408079A/en
Publication of CN111408079A publication Critical patent/CN111408079A/en
Priority to PCT/CN2021/090295 priority patent/WO2021218975A1/en
Pending legal-status Critical Current

Links

Images

Classifications

    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B7/00Respiratory apparatus
    • A62B7/10Respiratory apparatus with filter elements
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00Disinfection, sterilisation or deodorisation of air
    • A61L9/16Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/18Radiation
    • A61L9/20Ultraviolet radiation
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00Component parts for respiratory or breathing apparatus
    • A62B9/02Valves
    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • Pulmonology (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

The invention discloses a protection and disinfection device, belonging to personal protection articles. The novel breathing mask comprises a collar and a breathing mask, wherein the collar and the breathing mask are both provided with a cavity defined by a shell, the front end of the collar is connected with the bottom end of the breathing mask through connecting parts, the two connecting parts are both provided with connecting through holes communicated with the cavity, and the two connecting through holes are communicated with each other; the shape of the shell at the inner side of the respirator corresponds to the shape of the face of a human body, and the edge of the respirator is provided with a sealing ring which can be attached to the face of the human body; the shell of the ring neck ring is provided with an air inlet, the shell at the inner side of the respirator is provided with a breathing air vent corresponding to the nostril and the mouth of a human body, and a disinfection mechanism is accommodated in a cavity between the air inlet and the breathing air vent; an exhaust through hole is formed in the shell on the outer side of the respirator, and a one-way valve is installed in the exhaust through hole. Through the cooperation of the ring neck ring with the breathing mask, the wearable personal protection and the reusable problem are solved, and the wearable personal protection respirator is comfortable to wear and convenient to carry.

Description

Protection degassing unit
Technical Field
The invention belongs to personal protection articles, and particularly relates to an air disinfection device for personal protection.
Background
Respiratory infectious diseases are infectious diseases caused by invasion of pathogens from respiratory infections such as nasal cavities, throats, tracheas, and bronchi of the human body. The pathogens mainly include viruses, bacteria, mycoplasma, chlamydia and the like. Such as influenza virus, measles virus, meningococcus, tubercle bacillus, etc., and the transmission pathway is mainly via droplet transmission, and can also be through direct close contact or indirect contact. When the respiratory tract is communicated with the outside, the chances of being attacked by various pathogens are high, and thus respiratory infectious diseases are easily caused. Therefore, killing pathogens in the air and blocking pathogens from entering the respiratory tract are the most direct preventive measures. At present, personal protective articles which can be carried about are mainly masks and protective clothing, the protective articles only play a role in filtering and blocking pathogens from entering respiratory tracts, do not have a function of killing the pathogens, are mostly disposable and cannot be repeatedly used, and the requirement of wearing comfort level cannot be met for human bodies.
Disclosure of Invention
The invention aims to solve the defects that personal protective articles do not have the function of killing pathogens, cannot meet the comfortable requirement when being worn and cannot be reused, and provides a protective disinfection device which is convenient to wear and can kill pathogens and can be reused.
Therefore, the invention adopts the following technical scheme: a protection and disinfection device is characterized by comprising a collar and a respiratory mask, wherein the collar and the respiratory mask are both provided with a cavity defined by a shell, the front end of the collar is connected with the bottom end of the respiratory mask through connecting parts, the two connecting parts are both provided with connecting through holes communicated with the cavity, and the two connecting through holes are communicated with each other; the shape of the shell on the inner side of the respirator corresponds to the shape of the face of a human body, and the edge of the respirator is provided with a sealing ring which can be attached to the face of the human body, so that the nose and the mouth can only exchange air breathing with the respirator; the shell of the ring neck ring is provided with an air inlet, the shell at the inner side of the respirator is provided with a breathing vent hole corresponding to the nostril and the mouth of a human body, and a disinfection mechanism is accommodated in a cavity between the air inlet and the breathing vent hole; the exhaust through hole has been seted up on the outside casing of respiratory mask, installs the check valve in the exhaust through hole, and the gas that human body expired can outwards discharge through the check valve after getting into the respiratory mask cavity, and external air must get into from the air inlet of ring neck circle to can reach the respiratory vent of respiratory mask after disinfecting the mechanism disinfection becomes nontoxic clean air.
In addition to the above technical solutions, the present invention also includes the following technical features.
The disinfection mechanism is an ultraviolet sterilization disinfection lamp.
The air inlet and breathe the cavity between the blow vent and hold and be equipped with the fan, blow to breathing blow vent one side through the fan, increase circulation of air speed, guarantee that the air current reachs the human mouth of breathing fast, satisfy the oxygen content demand of human breathing air.
The connecting part of the ring neck ring and the respiratory mask is a cylinder body, and the ring neck ring and the respiratory mask are connected in a plug-in mode through the cylinder body, so that the respiratory mask can rotate by taking the center line of the cylinder body as the center, and the respiratory mask can better match the rotation of the head of a human body; the fan hold locate in the cylinder inner chamber of respiratory mask, the cavity of fan inlet end go up the ring neck circle, the fan end of giving vent to anger is connected the cavity of respiratory mask.
The respiratory mask corresponding to the nose part of the human body inclines forwards and protrudes, the inner side shell at the bottom of the protruding part is provided with the breathing vent, the bottom of the protruding part is right opposite to the air outlet end of the fan, so that the fan can directly pass through the breathing vent through the blown clean air flow.
The air inlet that has held in the cavity of ring neck circle has the filtration purification mechanism, filtration purification mechanism's air input end with the air inlet intercommunication, air output end communicate in the cavity, carry out preliminary purification through filtration purification mechanism to the air of air inlet input.
The fan and the disinfection mechanism are powered by a battery or an external power supply through a power line; the battery is accommodated in the cavity of the collar, or is separately arranged outside the collar and is connected into the collar through a conducting wire.
Protection degassing unit still locate including holding controller in the ring neck circle cavity, hold in the cavity of respiratory mask and be equipped with oxygen content gas sensor, oxygen content gas sensor and fan are connected with the controller, the controller is controlled the operation of fan according to the real-time oxygen content solubility that sets for oxygen content solubility and oxygen content gas sensor sense, realizes automated control, better satisfied comfort level requirement.
The ring neck circle inboard be fixed with soft rand, support in ring neck circle and human neck through soft rand when wearing, play better support fixed action to ring neck circle to can reduce rigid ring neck circle to the friction damage of neck, improve and wear the travelling comfort.
The soft collar is a thin-wall soft body with an air cavity arranged inside, the air cavity is inflated to support when being filled with air, the inner ring space of the large ring neck ring can be increased when the air cavity is deflated, the neck is conveniently sleeved with the soft collar, and the air cavity is inflated after the soft collar is sleeved on the neck.
The ring neck circle includes two half circles, and two half circles rear ends pass through soft connecting piece and connect, and every half circle front end sets up half barrel, and half barrel is fixed to closing to form the cylinder, can open the front end card cover when wearing to the neck on, make the front end to close fixedly through the elastic restoring force of soft connecting piece, conveniently wear.
The respirator on can also be provided with the goggles, the goggles is installed on the respirator casing through the support frame that can buckle, can adjust the position of goggles, makes the picture frame of goggles closely paste with human eye socket and lean on, forms the separation to eyes and external environment, avoids the pathogen to invade the human body from eyes.
During the use, disinfect to the inboard shell surface of respiratory mask earlier, when wearing, encircle the ring neck cover on the neck, make the sealing washer and the laminating of people's face at respiratory mask edge, open switch and start disinfection mechanism and fan, outside air gets into filtration purification mechanism through the air inlet, get into the cavity after filtering and purifying, kill and kill the pathogen by disinfection mechanism in the cavity, clean air after the disinfection is blown into respiratory mask's cavity by the fan, distribute into the nasal cavity or the oral cavity of human mouth of respiration through breathing vent, accomplish the breathing gas exchange, the foul smell of exhalation is discharged to the external environment from the check valve in breathing vent and the exhaust through-hole.
The invention can achieve the following beneficial effects: have the cavity and can form gaseous exchange with the respiratory mask of human face sealing laminating through the setting to by having cavity ring neck circle and supporting respiratory mask, set up disinfection mechanism and filtration purification mechanism and disinfect and purify the air in ring neck circle cavity, realized wear-type personal protection and repeatedly usable, convenient to carry.
Drawings
Fig. 1 is a perspective view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a sectional view a-a of fig. 2.
Fig. 4 is a sectional view B-B of fig. 2.
Fig. 5 is a cross-sectional view C-C of fig. 2.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and the described embodiments are illustrative and explanatory of the invention and do not constitute a limitation of the invention.
As shown in fig. 1 to 5, the invention comprises a collar ring 1 and a respiratory mask 2, wherein both the collar ring 1 and the respiratory mask 2 are provided with a cavity surrounded by a shell; ring neck circle includes two half circles, and two half circles rear ends are connected through soft connecting piece 5, and every half circle front end sets up half barrel, and half barrel is fixed to be closed to form the cylinder as the connecting portion with respiratory mask 2, and respiratory mask 2's bottom sets up the cylinder that corresponds as connecting portion, and the inner chamber of two cylinders is as connect the through-hole, and respiratory mask 2 and ring neck circle 1 are connected through the cylinder to inserting the cooperation, and two connect the through-hole communicate each other and with ring neck circle 1 and respiratory mask 2's cavity intercommunication. The shape of the shell at the inner side of the respirator 2 corresponds to the shape of the face of a human body, and the edge of the respirator is provided with a sealing ring which can be attached to the face of the human body; the shell of the neck ring 1 is provided with an air inlet 11, the inner shell of the bottom surface of the bottom of the protruding part and the inner shell of the inclined part are provided with a breathing vent 21, and the breathing vent 21 corresponds to the nostril and the mouth of a human body to form an air passage communicated from the air inlet 11 to the breathing vent 21. The exhaust through hole has been seted up on the outside casing of respiratory mask 2, installs check valve 3 in the exhaust through hole, and the gas that human body expired can outwards discharge through the check valve after getting into the respiratory mask cavity. The inner side of the ring neck ring 1 is fixed with a soft clamping ring 4, the soft clamping ring 4 is a thin-wall soft body with an air cavity arranged therein, when the ring neck ring is worn, the air cavity is inflated with air, the ring neck ring is supported between the ring neck ring and the neck of a human body, the ring neck ring is well supported and fixed, friction damage of the rigid ring neck ring to the neck can be reduced, and wearing comfort is improved. When the neck is deflated, the inner ring space of the large ring neck ring can be increased, the neck can be conveniently sleeved with the neck, and the air cavity is inflated after the neck is sleeved with the neck.
The cavity of the ring neck ring is internally provided with a filtering and purifying mechanism 8, a disinfecting mechanism 6, a battery and a controller 7, the inner cavity of the cylinder body of the respiratory mask 2 is internally provided with a fan 7, and the cavity of the respiratory mask 2 is internally provided with an oxygen content gas sensor positioned near a respiratory vent. The air inlet end of the fan 7 is connected with the cavity of the ring neck ring 1, and the air outlet end of the fan is connected with the cavity of the respirator 2. The air input end and the 11 intercommunications of air inlet of filtration purification mechanism 8, air output end communicate in the cavity, carry out preliminary purification to the air of air inlet input through filtration purification mechanism. The sterilizing mechanism 6 is an ultraviolet sterilizing lamp which is positioned in an air channel between the filtering and purifying mechanism 8 and the fan 7.
The controller comprises an integrated circuit board, a single chip microcomputer and a relay, the fan 7 and the disinfection mechanism 6 are connected with a battery and an external power supply interface through a power supply circuit with the relay, and the power is supplied by the battery or the external power supply through a conversion power line. The relay is connected with the single chip microcomputer through a control circuit on the integrated circuit board, the oxygen content gas sensor is connected with the single chip microcomputer through a signal amplification circuit on the integrated circuit board, and the single chip microcomputer is connected with the battery and an external power supply interface through a power supply circuit. The controller controls the operation of the fan according to the set oxygen content solubility and the real-time oxygen content solubility sensed by the oxygen content gas sensor, and automatic control is realized.
As another embodiment, the battery may be separately disposed outside the neckloop and connected to the neckloop through a wire. Can also be provided with the goggles on the respiratory mask 2, the goggles is installed on the respiratory mask casing through the support frame of can buckling, can adjust the position of goggles, makes the picture frame of goggles closely paste with human eye socket and lean on, forms the separation to eyes and external environment, avoids the pathogen to invade the human body from eyes.

Claims (12)

1. A protective disinfection device, characterized in that: the protective disinfection device comprises a collar ring and a respiratory mask, wherein the collar ring and the respiratory mask are both provided with a cavity defined by a shell, the front end of the collar ring is connected with the bottom end of the respiratory mask through connecting parts, the two connecting parts are both provided with connecting through holes communicated with the cavity, and the two connecting through holes are communicated with each other; the shape of the shell at the inner side of the respirator corresponds to the shape of the face of a human body, and the edge of the respirator is provided with a sealing ring which can be attached to the face of the human body; the shell of the ring neck ring is provided with an air inlet, the shell at the inner side of the respirator is provided with a breathing vent hole corresponding to the nostril and the mouth of a human body, and a disinfection mechanism is accommodated in a cavity between the air inlet and the breathing vent hole; an exhaust through hole is formed in the shell on the outer side of the respirator, and a one-way valve is installed in the exhaust through hole.
2. A protective disinfection apparatus as claimed in claim 1, wherein: and a fan is accommodated in a cavity between the air inlet and the breathing air vent.
3. A protective disinfection apparatus as claimed in claim 2, wherein: the disinfection mechanism is an annular ultraviolet sterilization disinfection lamp.
4. A protective disinfection apparatus as claimed in claim 1 or 3, characterized in that: the connecting part of the ring neck ring and the respiratory mask is a cylinder body, and the ring neck ring and the respiratory mask are connected in a plug-in mode through the cylinder body, so that the respiratory mask can rotate by taking the center line of the cylinder body as the center; the fan hold locate in the cylinder inner chamber of respiratory mask, the cavity of fan inlet end go up the ring neck circle, the fan end of giving vent to anger is connected the cavity of respiratory mask.
5. A protective disinfection apparatus as claimed in claim 4, wherein: the cavity of the ring neck ring is internally provided with a filtering and purifying mechanism, the air input end of the filtering and purifying mechanism is communicated with the air inlet, and the air output end of the filtering and purifying mechanism is communicated with the cavity.
6. A protective disinfection apparatus as claimed in claim 5, wherein: the respirator inclines forwards and protrudes corresponding to the nose part of a human body, the cavity of the protruding part is right opposite to the air outlet end of the fan, and the inner side shell at the bottom of the protruding part is provided with the breathing air vent.
7. A protective disinfection apparatus as claimed in claim 5 or 6, wherein: a flexible clamping ring is fixed on the inner side of the ring neck ring.
8. A protective disinfection apparatus as claimed in claim 7, wherein: the flexible retainer ring is a thin-wall flexible body with an air cavity arranged inside.
9. A protective disinfection apparatus as claimed in claim 7, wherein: the fan and the disinfection mechanism are powered by a battery or an external power supply through a power line; the battery is accommodated in the cavity of the collar, or is separately arranged outside the collar and is connected into the collar through a conducting wire.
10. A protective disinfection apparatus as claimed in claim 8 or 9, wherein: a protection degassing unit still including holding and locating controller in the cavity of ring neck circle, hold in the cavity of respiratory mask and be equipped with oxygen content gas sensor, oxygen content gas sensor and fan are connected with the controller, the controller is controlled the operation of fan according to the real-time oxygen content solubility that oxygen content gas sensor who sets for sensed.
11. A protective disinfection apparatus as claimed in claim 10, wherein: the ring neck circle includes two half circles, and two half circles rear ends pass through soft connecting piece and connect, and every half circle front end sets up half barrel, and half barrel is fixed to closing to form the cylinder, can open the front end card cover when wearing to the neck on, make the front end to close fixedly through the elastic restoring force of soft connecting piece, conveniently wear.
12. A protective disinfection apparatus as claimed in claim 1 or 11, wherein: the respirator is provided with goggles, and the goggles are arranged on the respirator shell through a bendable support frame.
CN202010345042.4A 2020-04-27 2020-04-27 Protection degassing unit Pending CN111408079A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN202010345042.4A CN111408079A (en) 2020-04-27 2020-04-27 Protection degassing unit
PCT/CN2021/090295 WO2021218975A1 (en) 2020-04-27 2021-04-27 Protective disinfection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010345042.4A CN111408079A (en) 2020-04-27 2020-04-27 Protection degassing unit

Publications (1)

Publication Number Publication Date
CN111408079A true CN111408079A (en) 2020-07-14

Family

ID=71485773

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010345042.4A Pending CN111408079A (en) 2020-04-27 2020-04-27 Protection degassing unit

Country Status (2)

Country Link
CN (1) CN111408079A (en)
WO (1) WO2021218975A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112704824A (en) * 2020-12-29 2021-04-27 河南亚太医疗用品有限公司 Medical dustproof sterilizing mask
WO2021218970A1 (en) * 2020-04-27 2021-11-04 浙江兴昌风机有限公司 Sterilization device for personal protection
WO2021218975A1 (en) * 2020-04-27 2021-11-04 浙江兴昌风机有限公司 Protective disinfection device

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3129845A1 (en) * 2021-12-06 2023-06-09 Seb S.A. INDIVIDUALLY PORTABLE POWERED VENTILATION APPARATUS WITH IMPROVED AIR DISTRIBUTION

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4269183A (en) * 1979-03-26 1981-05-26 Hunt Patrick T Cold weather breathing mask
CN2119936U (en) * 1992-05-23 1992-10-28 李永聚 Life buoy for practising swimming
US20040003810A1 (en) * 2002-05-29 2004-01-08 Templeton Randall D. Respirator Hood Assembly
WO2013082650A1 (en) * 2011-12-05 2013-06-13 Paftec Technologies Pty Ltd Respiration apparatus
CN204864605U (en) * 2015-08-26 2015-12-16 刘风利 Novel portable air purifier
CN105797290A (en) * 2016-05-13 2016-07-27 秦小坤 Neck entangled type air purifier
CN205924742U (en) * 2016-08-18 2017-02-08 上海理工大学 Intelligence gauze mask
CN209827342U (en) * 2019-04-02 2019-12-24 常州市肿瘤医院(常州市第四人民医院) Neck circumference for long-term bedridden patient
WO2022270834A1 (en) * 2021-06-20 2022-12-29 이대용 Reusable mask
US20240024707A1 (en) * 2020-12-11 2024-01-25 Aimwell Holding Pty Ltd Generic modular respirator

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011006206A1 (en) * 2009-07-17 2011-01-20 Paftec Holdings Pty Ltd Respirator
CA3137638A1 (en) * 2009-11-12 2011-05-19 Fisher & Paykel Healthcare Limited Patient interface and aspects thereof
CN203400428U (en) * 2013-08-28 2014-01-22 吴利明 Portable breathing air filter
CN104815403B (en) * 2015-04-12 2018-01-26 涂晓禹 Mobile air purifying device
CN105031843A (en) * 2015-08-19 2015-11-11 马洪波 Multifunctional prevention and treatment device for infectious diseases
WO2017188792A1 (en) * 2016-04-28 2017-11-02 (주)써보레 Electric respiratory protector interworked with respiration
CN205586387U (en) * 2016-05-13 2016-09-21 秦小坤 Around neck formula air purifier
CN106823181A (en) * 2017-01-20 2017-06-13 苏州倍安电子科技有限公司 Wear-type anti-virus respirator
CN108355269B (en) * 2018-05-17 2023-09-29 余文博 Anti-haze helmet
CN208418993U (en) * 2018-07-11 2019-01-22 上海泽罗电子科技股份有限公司 A kind of wearable Necklet-type air purifier
KR20200021877A (en) * 2018-08-21 2020-03-02 주식회사 네패스 Air blow type smart mask
CN109395272A (en) * 2018-10-08 2019-03-01 芜湖天火新能源科技有限公司 A kind of mine dust-proof mask
CN210020535U (en) * 2019-03-28 2020-02-07 台州恩泽医疗中心(集团) Trachea incision device with improved structure
CN111408079A (en) * 2020-04-27 2020-07-14 张一鸣 Protection degassing unit
CN212141187U (en) * 2020-04-27 2020-12-15 张一鸣 Protection degassing unit

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4269183A (en) * 1979-03-26 1981-05-26 Hunt Patrick T Cold weather breathing mask
CN2119936U (en) * 1992-05-23 1992-10-28 李永聚 Life buoy for practising swimming
US20040003810A1 (en) * 2002-05-29 2004-01-08 Templeton Randall D. Respirator Hood Assembly
WO2013082650A1 (en) * 2011-12-05 2013-06-13 Paftec Technologies Pty Ltd Respiration apparatus
CN204864605U (en) * 2015-08-26 2015-12-16 刘风利 Novel portable air purifier
CN105797290A (en) * 2016-05-13 2016-07-27 秦小坤 Neck entangled type air purifier
CN205924742U (en) * 2016-08-18 2017-02-08 上海理工大学 Intelligence gauze mask
CN209827342U (en) * 2019-04-02 2019-12-24 常州市肿瘤医院(常州市第四人民医院) Neck circumference for long-term bedridden patient
US20240024707A1 (en) * 2020-12-11 2024-01-25 Aimwell Holding Pty Ltd Generic modular respirator
WO2022270834A1 (en) * 2021-06-20 2022-12-29 이대용 Reusable mask

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021218970A1 (en) * 2020-04-27 2021-11-04 浙江兴昌风机有限公司 Sterilization device for personal protection
WO2021218975A1 (en) * 2020-04-27 2021-11-04 浙江兴昌风机有限公司 Protective disinfection device
CN112704824A (en) * 2020-12-29 2021-04-27 河南亚太医疗用品有限公司 Medical dustproof sterilizing mask

Also Published As

Publication number Publication date
WO2021218975A1 (en) 2021-11-04

Similar Documents

Publication Publication Date Title
CN111408079A (en) Protection degassing unit
US20210368877A1 (en) Personal Air Management Methods and Systems for Reducing or Blocking Exposure to Airborne Pathogens
KR102216080B1 (en) Protection for a user face
CN212141187U (en) Protection degassing unit
WO2022270834A1 (en) Reusable mask
WO2021247716A2 (en) Personal air management methods and systems for reducing or blocking exposure to airborne pathogens
CN111388894A (en) Infectious disease patient respiratory discharge pathogen collecting, inactivating and auxiliary breathing equipment
CN211885016U (en) Human body breathing protection device
CN111387632A (en) Personal protection sterilizing device
CN106039379B (en) Prevention of infectious disease droplet gas sterilizing unit
CN215024359U (en) Breathing apparatus
CN212165074U (en) Personal protection sterilizing device
CN212306969U (en) Anti-virus, anti-dust temp. -regulating wind curtain cap
CN211798353U (en) Air purification device for breathing capable of killing virus
CN212090072U (en) Isolation head cabin
CN108936879A (en) A kind of medical treatment and nursing protective device
WO2022234932A1 (en) Mask having forced intake and exhaust function
CN211798332U (en) Protective mask with sterilization and disinfection functions
CN212345443U (en) Mouth-nose separation type mask
CN211882343U (en) Infectious disease isolation and killing system for respiratory system
CN212814404U (en) Gauze mask
CN111264943A (en) Pullover type fan cooling medical protective mask
CN216931984U (en) Disinfection mask
CN212088241U (en) Pullover type fan cooling medical protective mask
KR102424282B1 (en) Air Blower Type Mask Device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right
TA01 Transfer of patent application right

Effective date of registration: 20210322

Address after: 312500 Building 1, No.95 Titan Avenue, Qixing street, Xinchang County, Shaoxing City, Zhejiang Province

Applicant after: ZHEJIANG XINGCHANG FAN Co.,Ltd.

Address before: 312500 No.95 Titan Avenue, high tech park, Qixing street, Xinchang County, Shaoxing City, Zhejiang Province

Applicant before: Zhang Yiming

Applicant before: Zhang Shuai

Applicant before: Zhang Ying