WO2021217941A1 - 一种无菌面罩 - Google Patents

一种无菌面罩 Download PDF

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Publication number
WO2021217941A1
WO2021217941A1 PCT/CN2020/106047 CN2020106047W WO2021217941A1 WO 2021217941 A1 WO2021217941 A1 WO 2021217941A1 CN 2020106047 W CN2020106047 W CN 2020106047W WO 2021217941 A1 WO2021217941 A1 WO 2021217941A1
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Prior art keywords
mask
gas
port
cavity
exhalation
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PCT/CN2020/106047
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English (en)
French (fr)
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邰志学
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Tai Zhixue
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Publication of WO2021217941A1 publication Critical patent/WO2021217941A1/zh

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS 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
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/18—Radiation
    • A61L9/20—Ultra-violet radiation
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B7/00—Respiratory apparatus
    • A62B7/10—Respiratory apparatus with filter elements
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/02—Valves
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00—Component parts for respiratory or breathing apparatus
    • A62B9/06—Mouthpieces; Nose-clips

Definitions

  • the utility model relates to the field of respiratory protection, in particular to a sterile face mask.
  • the present utility model provides a sterile mask, which provides special respiratory protection equipment for healthy users or patients with respiratory infectious diseases, which can treat the air inhaled by healthy people or the air exhaled by patients. Perform effective treatment to ensure that the exhaled gas is non-toxic and harmless, thereby providing a safe environment.
  • a sterile mask including a mask and a gas processing device; the mask has an inhalation port and an exhalation port; the inhalation port or the exhalation port of the mask Connected with a gas processing device; the gas processing device is used for harmless processing of the gas inhaled or exhaled by the user.
  • the gas processing device includes a housing; the housing has a gas passage composed of a first cavity and a second cavity; the first cavity is provided with a first vent, and the second cavity is provided with The second vent, the first vent or the second vent communicates with the inhalation port or the exhalation port of the mask through a hose; the gas channel of the gas treatment device is also provided with a harmless treatment device for exhaled gas .
  • a fan is provided in the second vent or the first vent.
  • the harmless treatment device includes a filter arranged between the first cavity and the second cavity.
  • the harmless treatment device includes an ultraviolet sterilization lamp arranged in the first cavity.
  • partitions are respectively provided between the filter and the first cavity, and between the filter and the second cavity; the partitions are distributed with vent holes.
  • the gas processing device further includes a power supply cavity; a rechargeable power supply and a power management circuit board are installed in the power supply cavity; a power supply interface is also provided on the housing of the gas processing device; the power supply interface, the power supply The management circuit board and the rechargeable power supply are electrically connected; the rechargeable power supply is used to supply power to various electric devices.
  • the housing of the gas treatment device is also provided with a strap for convenient fixation with the user.
  • the fan when the inhalation port of the mask is in communication with the gas processing device, the fan is used to supply air to the inhalation port of the mask, and the exhalation port of the mask is also provided with a filter layer for performing exhaled air. Filter;
  • the exhalation port of the mask is also provided with an exhalation one-way valve to prevent external air from entering the mask through the exhalation port;
  • the fan when the exhalation port of the mask is in communication with the gas processing device, the fan is used The air in the mask is discharged to the gas processing device; the inhalation port of the mask is provided with a filter layer for filtering the exhaled air; the inhalation port of the mask is also provided with an inhalation check valve for use To prevent the air exhaled by the user from flowing out through the inhalation port; wherein the filter layer can be a commercially available filter element for masks.
  • the air resistance provides circulation power for the air in the mask and the gas treatment device; the structure is simple, the practicability is strong, the use is convenient, and it is convenient to carry, and does not affect the normal movement of the patient.
  • Fig. 1 is a schematic diagram of a fourth method of use of a sterile face mask according to an embodiment
  • Fig. 2 is a schematic diagram of a mask in a fourth use mode of a sterile mask according to an embodiment
  • Fig. 3 is a schematic diagram of a gas processing device of a sterile mask according to an embodiment
  • Fig. 4 is a schematic diagram of a third use mode of a sterile mask of the embodiment.
  • Fig. 5 is a schematic diagram of a mask in a third use mode of a sterile mask according to an embodiment.
  • this embodiment provides a sterile mask, including a mask 1 and a gas treatment device 3; the mask has an inhalation port 101 and an exhalation port 102; the inhalation port of the mask 101 or the exhalation port 102 is in communication with the gas processing device 3; the gas processing device 3 is used for harmless processing of the gas inhaled or exhaled by the user.
  • the gas processing device 3 includes a housing 301; the housing 301 has a gas passage composed of a first cavity 302 and a second cavity 303; the first cavity 302 A first vent 307 is provided, and the second cavity 303 is provided with a second vent 308.
  • the first vent 307 or the second vent 308 passes through the hose 2 and the inhalation port 101 or the exhalation port 102 of the mask 1.
  • the gas channel of the gas processing device 3 is also provided with a device for harmless processing of exhaled gas; the second vent 308 or the first vent 307 is provided with a fan 309.
  • the harmless treatment device includes a filter 304 arranged between the first cavity 302 and the second cavity 303.
  • the harmless treatment device includes an ultraviolet sterilization lamp 306 arranged in the first cavity 302.
  • the two kinds of harmless treatment devices can be used alone, or both can be used in combination.
  • partitions 305 are respectively provided between the filter 304 and the first cavity 302, and between the filter 304 and the second cavity 303; the partitions 305 are distributed with vents .
  • the gas processing device 3 further includes a power supply cavity; a rechargeable power supply 310 and a power management circuit board 311 are installed in the power supply cavity; the housing 301 of the gas processing device 3 There is also a power interface 312; the power interface 312, the power management circuit board 311, and the rechargeable power source 310 are electrically connected; the rechargeable power source is used to supply power to various electric devices.
  • a strap 313 is further provided on the housing of the gas treatment device 3 to facilitate fixing with the user; the user can carry the gas treatment device 3 on the front side or back of the body. On the back of the body; the overall weight of the gas treatment device is very light, small in size, and can be carried with you.
  • the fan 309 is used to supply air to the suction port 101 of the mask 1, and
  • the exhalation port 102 is also provided with a filter layer 103 for filtering the exhaled air; the exhalation port 102 of the mask is also provided with an exhalation check valve 105 to prevent external air from passing through the exhalation port 102 enter the mask; as shown in Figures 4 and 5.
  • the fan 309 is used to exhaust the air in the mask 1 to the gas processing device 3;
  • the inhalation port 101 of the mask 1 is provided with a filter layer 103 for filtering the exhaled air; the inhalation port 101 of the mask is also provided with an inhalation check valve 104 to prevent the user from exhaling air It flows out through the suction port 101; wherein the filter layer 103 can be a commercially available filter element for masks.
  • the exhalation port 102 is also provided with an exhalation check valve 105 to prevent the gas in the gas processing device 3 from flowing back into the mask 1, as shown in FIGS. 1 and 2.
  • the aseptic mask of this embodiment has design flexibility; the gas treatment device 3 can provide the user with a harmless treatment of the gas during inhalation, and can also provide the user with exhalation.
  • the sterile mask of this embodiment can improve the inhalation processing function for healthy people such as medical staff, and ensure the safety of the air inhaled by healthy people; it can also be used for respiratory infectious diseases.
  • the sterile mask when the first vent 307 is used as the air inlet and the second vent 308 is used as the air outlet, and the sterile mask provides healthy users with an inhalation treatment function (the third way of use), it is used as the air outlet.
  • the second vent is connected to the inhalation port of the mask, and the first vent, which is the air inlet, is connected to the external environment; when the sterile mask provides the patient with the function of exhalation treatment (the fourth way of use), it is used as the air outlet
  • the second vent is in communication with the external environment, and the first vent, which is an air inlet, is in communication with the exhalation port of the mask.
  • the sterile face mask of the present application provides special respiratory protective equipment for healthy users or patients with respiratory infectious diseases, which can effectively process the air inhaled by healthy people or the air exhaled by patients to ensure that the treatment
  • the air is non-toxic and harmless, so as to jointly create a safe environment; the gas treatment device is used to treat the gas harmlessly.
  • the volume of the relevant parts of the exhalation treatment can be increased, thereby increasing the harmfulness to the exhalation
  • the effective interception rate of substances; the ultraviolet sterilization lamp installed in the gas treatment device can effectively sterilize and sterilize; the installed fan can effectively reduce the resistance of the user to inhale and exhale, and provide circulation power for the air in the mask and the gas treatment device ; Simple structure, strong practicability, easy to use, convenient to carry, and does not affect the normal movement of patients.

Abstract

一种无菌面罩，包括面罩（1）和气体处理装置（3）；面罩（1）具有吸气口（101）和呼气口（102）；面罩（1）的吸气口（101）或呼气口（102）与气体处理装置（3）连通；气体处理装置（3）用于对使用者吸入或呼出的气体无害处理。一个面罩（1）通过不同的使用方式，为健康的使用者或具有呼吸传染疾病的病患提供专用的呼吸防护用具，可对健康者吸入的空气或病患呼出的空气进行有效的处理，保证处理后空气无毒无害，进而提供安全的环境。

Description

一种无菌面罩 技术领域
本实用新型涉及呼吸防护领域，特别是涉及一种无菌面罩。
背景技术
现有口罩大部是用于防护外界细菌、病毒、灰尘的，但对于使用者呼出的气体并无处理；当具有呼吸传染疾病的病患，即使带上口罩，依然会存在病患呼出的气体带有病菌就排放到空气中，使病患所处在的空间充满病菌，虽然医院等有相应的空气消毒措施，但病患呼出的气体依然存在一定危害着医护人员。
实用新型内容
为解决上述技术问题，本实用新型提供了一种无菌面罩，为健康的使用者或具有呼吸传染疾病的病患提供专用的呼吸防护用具，可对健康者吸入的空气或病患呼出的空气进行有效的处理，保证呼出气体无毒无害，进而提供安全的环境。
本实用新型解决其技术问题所采用的技术方案是：一种无菌面罩，包括面罩和气体处理装置；所述面罩具有吸气口和呼气口；所述面罩的吸气口或呼气口与气体处理装置连通；所述气体处理装置用于对使用者吸入或呼出的气体无害处理。
进一步的，所述气体处理装置包括壳体；所述壳体具有由第一腔和第二腔所组成的气体通道；所述第一腔设置有第一通气口，所述第二腔设置有第二通气口，第一通气口或第二通气口通过软管与面罩的吸气口或呼气口连通；所述气体处理装置的气体通道内还设置有用于对呼出气体的无害处理装置。
进一步的，所述第二通气口或第一通气口内设置有风机。
进一步的，所述无害处理装置包括设置在第一腔与第二腔之间的过滤器。
进一步的，所述无害处理装置包括设置在第一腔内的紫外灭菌灯。
进一步的，所述过滤器与第一腔之间、过滤器与第二腔之间分别设置有隔板；所述隔板分布有通气孔。
进一步的，所述气体处理装置还包括电源腔；所述电源腔内安装有可充电电源和电源管理电路板；所述气体处理装置的壳体上还设置有电源接口；所述电源接口、电源管理电路板、可充电电源电连接；所述可充电电源用于为各用电装置供电。
进一步的，所述气体处理装置的壳体上还设置有背带，用于方便与使用者固定。
进一步的，所述面罩的吸气口与气体处理装置连通时，所述风机用于向面罩的吸气口供风，所述面罩的呼气口内还设置有过滤层，用于对呼出的空气进行过滤；所述面罩的呼气口内还设置有呼气单向阀，用于防止外部的空气通过呼气口进入面罩；所述面罩的呼气口与气体处理装置连通时，所述风机用于将面罩内的空气排至气体处理装置中；所述面罩的吸气口内设置有过滤层，用于对呼出的空气进行过滤；所述面罩的吸气口内还设置有吸气单向阀，用于防止使用者呼出的空气通过吸气口流出；其中，过滤层可为市售的口罩用过滤芯。
进一步的，所述面罩的呼气口与气体处理装置连通时，所述呼气口还设置有呼气单向阀，用于防止气体处理装置内的气体回流至面罩中。
本实用新型的有益效果：本实用新型的一种无菌面罩，一个面罩通过不同的使用方式，为健康的使用者或具有呼吸传染疾病的病患提供专用的呼吸防护用具，可对健康者吸入的空气或病患呼出的空气进行有效的处理，保证处理后空气无毒无害，进而提供安全的环境；采用气体处理装置对气体进行无害处理， 由于气体处理装置的单独设置，可增加呼气处理的相关部件的体积，进而提高对呼气中有害物质的有效拦截率；气体处理装置设置的紫外灭菌灯，可有效消毒灭菌；设置的风机，可有效的降低使用者吸气呼气的阻力，为面罩和气体处理装置内空气提供流通动力；结构简单，实用性强，使用方便，方便携带，不影响患者的正常行动。
附图说明
图1为实施例的一种无菌面罩的第四种使用方式的示意图；
图2为实施例的一种无菌面罩的第四种使用方式的面罩的示意图；
图3为实施例的一种无菌面罩的气体处理装置的示意图；
图4为实施例的一种无菌面罩的第三种使用方式的示意图；
图5为实施例的一种无菌面罩的第三种使用方式的面罩的示意图。
具体实施方式
为了加深对本实用新型的理解，下面将结合附图和实施例对本实用新型做进一步详细描述，该实施例仅用于解释本实用新型，并不对本实用新型的保护范围构成限定。
实施例
如图1至图5所示，本实施例提供了一种无菌面罩，包括面罩1和气体处理装置3；所述面罩具有吸气口101和呼气口102；所述面罩的吸气口101或呼气口102与气体处理装置3连通；所述气体处理装置3用于对使用者吸入或呼出的气体无害处理。
本实施例的一种无菌面罩中，所述气体处理装置3包括壳体301；所述壳体301具有由第一腔302和第二腔303所组成的气体通道；所述第一腔302设置有第一通气口307，所述第二腔303设置有第二通气口308，第一通气口307或第 二通气口308通过软管2与面罩1的吸气口101或呼气口102连通；所述气体处理装置3的气体通道内还设置有用于对呼出气体无害处理的装置；所述第二通气口308或第一通气口307内设置有风机309。
本实施例的一种无菌面罩中，所述无害处理装置包括设置在第一腔302与第二腔303之间的过滤器304。
本实施例的一种无菌面罩中，所述无害处理装置包括设置在第一腔302内的紫外灭菌灯306。
此两种无害处理装置可单独采用其一，也可两者配合使用。
本实施例的一种无菌面罩中，所述过滤器304与第一腔302之间、过滤器304与第二腔303之间分别设置有隔板305；所述隔板305分布有通气孔。
本实施例的一种无菌面罩中，所述气体处理装置3还包括电源腔；所述电源腔内安装有可充电电源310和电源管理电路板311；所述气体处理装置3的壳体301上还设置有电源接口312；所述电源接口312、电源管理电路板311、可充电电源310电连接；所述可充电电源用于为各用电装置供电。
本实施例的一种无菌面罩中，所述气体处理装置3的壳体上还设置有背带313，用于方便与使用者固定；使用者可将气体处理装置3背在身体前侧或背在身体后侧；气体处理装置整体重量很轻，体积较小，可随身携带。
本实施例的一种无菌面罩中，所述面罩1的吸气口101与气体处理装置3连通时，所述风机309用于向面罩1的吸气口101供风，所述面罩1的呼气口102内还设置有过滤层103，用于对呼出的空气进行过滤；所述面罩的呼气口102内还设置有呼气单向阀105，用于防止外部的空气通过呼气口102进入面罩；如图4和5所示。
本实施例的一种无菌面罩中，所述面罩1的呼气口102与气体处理装置3 连通时，所述风机309用于将面罩1内的空气排至气体处理装置3中；所述面罩1的吸气口101内设置有过滤层103，用于对呼出的空气进行过滤；所述面罩的吸气口101内还设置有吸气单向阀104，用于防止使用者呼出的空气通过吸气口101流出；其中，过滤层103可为市售的口罩用过滤芯。所述呼气口102还设置有呼气单向阀105，用于防止气体处理装置3内的气体回流至面罩1中，如图1和2所示。
按照上述的技术方案，本实施例的一种无菌面罩，具有设计灵活性；气体处理装置3，即可为使用者提供吸气时的气体无害化处理，也可为使用者提供呼气时的气体无害化处理；这就使本实施例的无菌面罩，即可为医护人员等健康人群提高吸气处理功能，保证健康人员的吸入空气的安全性；还可为具有呼吸传染疾病的病患提供呼气处理功能，保证病患呼出的气体无毒无害，可为健康人员提供安全的环境；实现一种面罩两种使用方式的目的；当然，在实际生产过程中，可根据实际需求，设置风机309所在的位置以及风向；使第一通气口307为出气口、第二通气口308为进气口；或是使第一通气口307为进气口、第二通气口308为出气口；这两种设计和两种功能组合成的四种使用方式皆可实现对气体的处理。
具体的，当第一通气口307作为出气口、第二通气口308作为进气口时，且无菌面罩为健康使用者提供吸气处理功能时(第一种使用方式)，作为出气口的第一通气口与面罩的吸气口连通，作为进气口的第二通气口与外部环境连通；无菌面罩为病患提供呼气处理功能时(第二种使用方式)，作为出气口的第一通气口与外部环境连通，作为进气口的第二通气口与面罩的呼气口连通。
具体的，当第一通气口307作为进气口、第二通气口308作为出气口时，且无菌面罩为健康使用者提供吸气处理功能时(第三种使用方式)，作为出气口 的第二通气口与面罩的吸气口连通，作为进气口的第一通气口与外部环境连通；无菌面罩为病患提供呼气处理功能时(第四种使用方式)，作为出气口的第二通气口与外部环境连通，作为进气口的第一通气口与面罩的呼气口连通。
本申请的一种无菌面罩，为健康的使用者或具有呼吸传染疾病的病患提供专用的呼吸防护用具，可对健康者吸入的空气或病患呼出的空气进行有效的处理，保证处理后空气无毒无害，进而共同创造安全的环境；采用气体处理装置对气体进行无害处理，由于气体处理装置的单独设置，可增加呼气处理的相关部件的体积，进而提高对呼气中有害物质的有效拦截率；气体处理装置设置的紫外灭菌灯，可有效消毒灭菌；设置的风机，可有效的降低使用者吸气呼气的阻力，为面罩和气体处理装置内空气提供流通动力；结构简单，实用性强，使用方便，方便携带，不影响患者的正常行动。
上述实施例不应以任何方式限制本实用新型，凡采用等同替换或等效转换的方式获得的技术方案均落在本实用新型的保护范围内。

Claims (10)

  1. 一种无菌面罩，其特征在于：包括面罩和气体处理装置；所述面罩具有吸气口和呼气口；所述面罩的吸气口或呼气口与气体处理装置连通；所述气体处理装置用于对使用者吸入或呼出的气体无害处理。
  2. 根据权利要求1所述的一种无菌面罩，其特征在于：所述气体处理装置包括壳体；所述壳体具有由第一腔和第二腔所组成的气体通道；所述第一腔设置有第一通气口，所述第二腔设置有第二通气口，第一通气口或第二通气口通过软管与面罩的吸气口或呼气口连通；所述气体处理装置的气体通道内还设置有用于对呼出气体的无害处理装置。
  3. 根据权利要求2所述的一种无菌面罩，其特征在于：所述第二通气口或第一通气口内设置有风机。
  4. 根据权利要求3所述的一种无菌面罩，其特征在于：所述无害处理装置包括设置在第一腔与第二腔之间的过滤器。
  5. 根据权利要求2、3或4所述的一种无菌面罩，其特征在于：所述无害处理装置包括设置在第一腔内的紫外灭菌灯。
  6. 根据权利要求5所述的一种无菌面罩，其特征在于：所述气体处理装置还包括电源腔；所述电源腔内安装有可充电电源和电源管理电路板；所述气体处理装置的壳体上还设置有电源接口；所述电源接口、电源管理电路板、可充电电源电连接；所述可充电电源用于为各用电装置供电。
  7. 根据权利要求4所述的一种无菌面罩，其特征在于：所述过滤器与第一腔之间、过滤器与第二腔之间分别设置有隔板；所述隔板分布有通气孔。
  8. 根据权利要求2或3所述的一种无菌面罩，其特征在于：所述气体处理装置的壳体上还设置有背带，用于方便与使用者固定。
  9. 根据权利要求3所述的一种无菌面罩，其特征在于：所述面罩的吸气口与气体处理装置连通时，所述风机用于向面罩的吸气口供风，所述面罩的呼气 口内还设置有过滤层，用于对呼出的空气进行过滤；所述面罩的呼气口内还设置有呼气单向阀，用于防止外部的空气通过呼气口进入面罩；所述面罩的呼气口与气体处理装置连通时，所述风机用于将面罩内的空气排至气体处理装置中；所述面罩的吸气口内设置有过滤层，用于对呼出的空气进行过滤；所述面罩的吸气口内还设置有吸气单向阀，用于防止使用者呼出的空气通过吸气口流出。
  10. 根据权利要求9所述的一种无菌面罩，其特征在于：所述面罩的呼气口与气体处理装置连通时，所述呼气口还设置有呼气单向阀，用于防止气体处理装置内的气体回流至面罩中。
PCT/CN2020/106047 2020-04-26 2020-07-31 一种无菌面罩 WO2021217941A1 (zh)

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