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CN111450438B - Antibacterial eye mask - Google Patents

Antibacterial eye mask Download PDF

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Publication number
CN111450438B
CN111450438B CN202010367627.6A CN202010367627A CN111450438B CN 111450438 B CN111450438 B CN 111450438B CN 202010367627 A CN202010367627 A CN 202010367627A CN 111450438 B CN111450438 B CN 111450438B
Authority
CN
China
Prior art keywords
air outlet
air inlet
air
shell
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.)
Active
Application number
CN202010367627.6A
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Chinese (zh)
Other versions
CN111450438A (en
Inventor
杨廷云
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.)
Shanghai Zhenzhen Upward Intellectual Property Agency Co ltd
Original Assignee
Shanghai Zhenzhen Upward Intellectual Property Agency Co ltd
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Application filed by Shanghai Zhenzhen Upward Intellectual Property Agency Co ltd filed Critical Shanghai Zhenzhen Upward Intellectual Property Agency Co ltd
Priority to CN202010367627.6A priority Critical patent/CN111450438B/en
Publication of CN111450438A publication Critical patent/CN111450438A/en
Application granted granted Critical
Publication of CN111450438B publication Critical patent/CN111450438B/en
Active legal-status Critical Current
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Classifications

    • 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
    • A62B18/082Assembling eyepieces, lenses or vision-correction means in or on gas-masks
    • 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
    • A62B18/10Valves
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B23/00Filters for breathing-protection purposes
    • A62B23/02Filters for breathing-protection purposes for respirators
    • A62B23/025Filters for breathing-protection purposes for respirators the filter having substantially the shape of a mask

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Pulmonology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Zoology (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

本发明提供一种护目口罩,包括面罩本体、防护口罩组件和护目镜,防护口罩组件安装在面罩本体上,护目镜安装在面罩本体上;其特征在于:防护口罩组件包括固定装置、进气过滤片和外壳,在固定装置上设有进气通道和出气通道,在外壳上或/和外壳与固定装置之间设有进气口,在外壳上或/和外壳与固定装置之间设有出气口,进气过滤片设在固定装置与外壳之间,在进气通道上设有进气单向阀,在出气通道处设有出气单向阀。人体呼出的气体经出气通道和单向阀进入到出气缓冲腔内,通过出气缓冲腔对呼出的气体进行缓冲滞留,然后经过出气过滤装置过滤后在出气导向通道的导向作用下进入到空气中;该面罩使用起来健康、安全,保护全面。

The present invention provides an eye protection mask, comprising a mask body, a protective mask assembly and goggles, wherein the protective mask assembly is mounted on the mask body, and the goggles are mounted on the mask body; the characteristics are as follows: the protective mask assembly comprises a fixing device, an air intake filter and a shell, an air intake channel and an air outlet channel are provided on the fixing device, an air inlet is provided on the shell or/and between the shell and the fixing device, an air outlet is provided on the shell or/and between the shell and the fixing device, the air intake filter is provided between the fixing device and the shell, an air intake check valve is provided on the air intake channel, and an air outlet check valve is provided at the air outlet channel. The gas exhaled by the human body enters the air outlet buffer chamber through the air outlet channel and the check valve, the exhaled gas is buffered and retained by the air outlet buffer chamber, and then enters the air under the guiding action of the air outlet guide channel after being filtered by the air outlet filter device; the mask is healthy and safe to use and provides comprehensive protection.

Description

Antibacterial eye mask
Technical Field
The invention relates to a mask, in particular to an antibacterial eye protection mask.
Background
Most of the masks in the market at present have improved sealing performance for better cold protection, heat preservation, dust resistance and bacteria resistance, but the ventilation performance of the masks is reduced, and the respiratory resistance is increased. Moreover, the breathing masks are provided with only one cavity, so that the mixture of the expired air and the inhaled air is caused, the oxygen inhalation amount is greatly reduced when a wearer breathes each time, the comfort level is reduced, and the health is influenced. If the wearer himself suffers from certain bacterial or viral respiratory diseases, the wearer himself needs treatment, and even can repeatedly infect the wearer if wearing a mask, thereby affecting rehabilitation. Therefore, doctors consider that the special people such as respiratory disease patients, respiratory sensitive people, heart disease patients, hypertension patients, pregnant women and the like are not suitable for wearing the mask, and even ordinary healthy people are not suitable for wearing the mask during exercise. Some masks with a breather valve have been invented, but the exhaust resistance is reduced compared with the common mask, but the mixing of breathing gas is not improved fundamentally, and the mask is inconvenient to clean and is not suitable for repeated use.
In China application No. 20151685552. X, publication No. 2015.12.9, a convenient breathing mask is disclosed, which comprises a mask body, wherein a left ear rope sleeve and a right ear rope sleeve are fixed on two sides of the mask body, an inner cup is arranged on the inner side of the mask body, filter cotton is arranged in the inner cup, the filter cotton is connected with an exhaust pipe, a fixing nut is arranged on the exhaust pipe, the fixing nut is fixed in the center of the mask body, the exhaust pipe extends out of the mask body, and an exhaust pipe is arranged at the outer end of the exhaust pipe
The exhaust pipe is internally provided with an exhaust valve, an exhaust valve is arranged on the exhaust valve, one end of an air inlet pipe is fixed on one side of the inner cup, an air inlet valve is arranged in the bottom end of the air inlet pipe, the outer end of the air inlet pipe extends out of the mask body, and active carbon is arranged in the outer port of the air inlet pipe. The air inlet valve uses a one-way valve which can only enter and not exit, and the air outlet valve uses a one-way valve which can only exit and not enter.
However, when the convenient breathing mask is used for exhausting, the gas can reach the exhaust valve to be exhausted through the filter cotton and the exhaust pipe, and the distance between the exhaust valve and the inner cup is long; the exhaust gas is easy to store in the exhaust pipe due to long stay time of the exhaust gas in the exhaust pipe, meanwhile, the gas inlet pipe of the mask is communicated with the exhaust pipe, so that the gas which stays in the exhaust pipe and is not timely exhausted is sucked into a human body when the gas is sucked, dust of the air directly enters the air inlet filter disc to reduce the service life of the filter cotton, carbon dioxide is sucked when the gas is sucked, so that the sucked oxygen is less when the gas is sucked, discomfort of the human body is caused, meanwhile, the mask is provided with only one gas inlet pipe, so that the sucked oxygen is effective when the gas is sucked, the use scene of the mask is limited, and unsmooth breathing is caused when the mask is worn for physical labor.
In addition, the exhaust port of the existing mask is basically in a straight-line type, so that droplets and the like generated by human body expiration easily enter the air, and the common mask cannot protect conjunctiva for diseases transmitted through the conjunctiva, and the risk of infection exists.
Disclosure of Invention
The invention provides an antibacterial eye mask, which changes the path and length of air outlet by utilizing the structure of the invention, buffers the air coming out of a one-way valve through an air outlet buffer cavity, then discharges the air after filtering the air through an air outlet filter device, and protects eyes from viruses or bacteria entering eyes through a protective glass, thus the invention can effectively block harmful substances in the air exhaled by a human body, and simultaneously protects the eyes, and is healthier and safer for the human body.
The anti-bacterial eye protection mask is characterized in that the protective mask assembly comprises a fixing device, an air inlet filter disc and a shell, wherein the fixing device is provided with an air inlet channel and an air outlet channel, an air inlet is arranged on the shell or/and between the shell and the fixing device, an air outlet is arranged on the shell or/and between the shell and the fixing device, the air inlet filter disc is arranged between the fixing device and the shell, an air inlet one-way valve is arranged on the air inlet channel, an air outlet one-way valve is arranged at the air outlet channel, an air inlet cavity and an air outlet buffer guide channel are arranged in the shell, the air inlet cavity is separated from the air outlet buffer guide channel, the air outlet buffer guide channel comprises an air outlet buffer cavity and an air outlet guide channel, the air inlet cavity is communicated with the air inlet channel, the air outlet buffer cavity is communicated with the air outlet guide channel, the air outlet guide channel extends from the buffer cavity to the side edge of the shell, the extending end of the air outlet guide channel is the air outlet filter device is arranged on the shell, and the air outlet filter device is arranged between the air outlet buffer cavity and the air outlet guide channel.
The face mask body is attached to the face of the human body, external air enters the air inlet channel from the air inlet, and the air in the air inlet channel is filtered by the air inlet filter plate and then enters the face mask body through the air inlet one-way valve. The gas exhaled by the human body is exhausted through the gas outlet channel and the one-way valve. According to the structure, the exhaled air does not return to the mask body after passing through the air outlet one-way valve, so that the exhaled air does not flow back under the action of the air outlet one-way valve, so that a mask user is protected, and the mask is healthy and safe to use and good in protective performance.
Further, a partition plate extending towards the fixing device is arranged on one side of the shell, close to the fixing device, and an air outlet buffer guide channel is formed in the partition plate and extends into the partition plate. Due to the arrangement of the isolation plate, the air inlet cavity and the air outlet buffer guide channel can be effectively isolated, and the air outlet channel extends into the isolation plate, so that the mixture of exhaled air and inhaled air in the air inlet cavity and the air outlet buffer guide channel can be further avoided, and the safety and the protection performance are further improved.
Further, the isolation plate comprises an upper isolation plate and a lower isolation plate, the upper isolation plate is arc-shaped, an opening is formed in the upper isolation plate, an air outlet buffer cavity is formed in the upper isolation plate, the lower isolation plate extends to the side edge of the shell at two sides of the opening of the upper isolation plate respectively, and an air outlet guide channel is formed between the two lower isolation plates. In this way, exhaled air can be redirected and routed through the lower separator plate.
Further, a clamping part is arranged at a position, which is positioned between the two lower isolation plates and is close to the air outlet buffer cavity, on the shell, or an air vent groove is formed between the clamping part and the lower isolation plates, the air vent groove is communicated with the air outlet buffer cavity and the air outlet guide channel, and a clamping groove for clamping the air outlet filter device is arranged on the clamping part. The ventilation groove is used for enabling gas to pass through the air outlet filter device, the clamping groove is used for clamping the air outlet filter device, and the air outlet filter device is convenient to install and detach quickly, so that the air outlet filter device is convenient to replace, and the service time of the mask can be prolonged.
Further, a flange for pressing the air inlet filter disc is arranged on the shell, an air inlet cavity is formed in the flange, an air inlet groove is formed in the flange, and an air inlet is formed in the air inlet groove at the edges of the fixing device and the shell. Therefore, the flange can press the air inlet filter disc, and outside air is guaranteed to enter the shell through the air inlet, and then enters the air inlet cavity through the air inlet groove.
Further, the mask body comprises a shell and a mask, the mask is arranged on the shell, and the protective mask assembly is arranged on the shell. This structure, through the casing, convenient protective mask subassembly.
The fixing device comprises a mounting piece, a convex ring and a resisting flange, wherein an air outlet channel is arranged in the middle of the mounting piece, a first mounting column is arranged in the middle of the air outlet channel, a first rib plate extending from the first mounting column to the edge of the air outlet channel is arranged on the air outlet channel, the first rib plate is connected with the mounting piece, an air outlet one-way valve is arranged on the first mounting column, an air inlet channel is arranged on the outer side of the air outlet channel, a second mounting column is arranged in the middle of the air inlet channel, a second rib plate extending from the second mounting column to the edge of the air inlet channel is arranged on the air inlet channel, the second rib plate is connected with the mounting piece, an air inlet one-way valve is arranged on the second mounting column, the convex ring extends from the edge of the air outlet channel to the outer shell direction, the convex ring extends into an air outlet buffer cavity, the resisting flange extends outwards from the mounting piece to the direction far away from the mask body, the mask comprises a body, a eye protecting part and a facing part, the facing part extends from one end far away from the fixing device, the eye protecting part is arranged on the upper part of the facing part, and an air inlet filter is sleeved on the convex ring. The air from the air inlet enters the air inlet cavity through the air inlet groove, and is inhaled from the air inlet one-way valve on the air inlet channel through the air inlet filter disc, so that the air inhaled again after exhaling is filtered for the second time, the filtering effect of the mask is enhanced, and the convex ring stretches into the air outlet buffer cavity again because the air inlet filter disc is sleeved on the convex ring, so that the air in the air inlet cavity can reliably enter the cavity through the air inlet filter disc.
Further, the mask includes a mask body, a eye-protecting portion, and a facing portion extending from one end away from the fixing device to a direction away from the fixing device, the eye-protecting portion being provided on an upper portion of the facing portion.
Further, the mask is provided with a goggles mounting window, the edge of the mask, which is positioned on the goggles mounting window, is provided with a mounting groove, and the mask is provided with a positioning hole communicated with the mounting groove; the goggles comprise a lens, a positioning column arranged on the lens and a positioning rib arranged on the lens, wherein the lens is clamped in the mounting groove, the positioning column is inserted into the positioning hole, and the positioning rib is positioned at the inner side of the edge of the gold mounting window.
Further, a clamping piece is arranged on the mask body, a clamping hole for clamping the clamping piece is arranged on the shell, and the air outlet filter device is an air outlet filter piece. Through the cooperation of joint spare and joint hole, like this, the shell is installed and dismantled to the convenience, consequently, is convenient for wash shell, face guard body etc. and the face guard of being convenient for repetitious usage, through wasing the back reuse security performance good moreover.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a perspective view of the present invention.
Fig. 3 is a perspective view of another view of the present invention.
Fig. 4 is an exploded view of the present invention.
Fig. 5 is a schematic perspective view of the housing according to the present invention.
Fig. 6 is a schematic perspective view of a fixing device according to the present invention.
Fig. 7 is a side view of the fixture of the present invention.
Fig. 8 is a schematic perspective view of a mask according to the present invention.
Fig. 9 is a cross-sectional view of A-A of fig. 1.
Fig. 10 is a perspective view of a housing in the present invention.
Fig. 11 is an enlarged view of B in fig. 9.
Fig. 12 is an enlarged view of C in fig. 9.
Detailed Description
The invention is described in further detail below with reference to the drawings and the detailed description.
As shown in fig. 1-4, an antimicrobial eye shield includes a shield body 1000, a protective mask assembly 2000, and goggles 331.
The mask body 1000 includes a shell 5 and a mask 3.
As shown in fig. 9 to 11, the housing 5 is provided with an avoidance opening 51 and a goggle avoidance hole 54, the housing 5 is provided with a clamping piece 52, the free end of the clamping piece 52 is provided with an outward clamping hook 521, and two sides of the housing 5 are respectively provided with wearing holes 53. The upper edge of the shell 5 comprises an extension part 55 and a limiting part 56 extending downwards from the extension part 55, a limiting groove 57 is formed among the shell, the extension part 55 and the limiting part 56, and a positioning column is arranged on the shell 5 and extends into a hole site 58.
As shown in fig. 8 and 9, the mask is a flexible mask. The mask 3 includes a body 31, a face-contacting portion 32, and a eye-protecting portion 33. The mask mounting window 311 and the goggle mounting window 312 are provided on the body 31, a support portion 3111 is provided on the body 31 so as to extend forward from the edge of the mask mounting window 311 as shown in fig. 12, a stopper portion 3112 is provided on the body 31 so as to protrude outward from the front end of the support portion 3111, a mounting groove 3121 is provided on the body 31 so as to be located at the edge of the goggle mounting window 312 as shown in fig. 11, and a positioning hole 3122 communicating with the mounting groove 3121 is provided on the body 31. As shown in fig. 8 and 9, the facing portion 32 extends rearward from the body 31 and inward, the eye-protecting portion 33 is provided at an upper portion of the facing portion, and the eye-protecting portion 33 extends rearward from the body and gradually outward to form a horn shape.
In this embodiment, the front is the direction from the mask body toward the shell, and the rear is opposite the front.
As shown in fig. 1 to 7, the protective mask body 1000 includes a housing 1, a fixing device 2, and an intake filter 4.
As shown in fig. 4 and 5, the edge of the shell 1 extends towards the direction of the mask 3 to form a shell edge 11, a flange 13 extending towards the direction of the mask 3 is arranged inside the shell edge 11 in the shell 1, the shell edge 11 protrudes out of the flange 13, a plurality of air inlet grooves 131 extending transversely are formed on the flange 13, a transition cavity 100 is formed between the shell edge 11 and the flange 13, a separation plate 14 is arranged inside the shell 1 and inside the shell edge 11, an air outlet buffer guide channel is formed inside the separation plate 14, the separation plate 14 comprises an upper separation plate 141 and a lower separation plate 142, the upper separation plate 141 is arc-shaped, an opening 1411 is formed in the upper separation plate 141, a lower separation plate 142 extends towards the side edge of the shell 1 at two sides of the upper separation plate 141, which are positioned at the opening 1411, and the flange 13 extends to intersect the lower separation plate 142.
An air inlet cavity 17 is arranged between the flange 13 and the isolation plate 14, and an air outlet buffer guide channel 18 is formed in the isolation plate, and the air inlet cavity 17 is separated from the air outlet buffer guide channel;
in the embodiment, the space size of the air inlet cavity 17 is larger than that of the air outlet buffer guide channel 18, the air inlet cavity 17 can contain more air, and the air inlet cavity is arranged in such a way that the air can be inhaled more when a user inhales, so that the air inlet buffer guide channel is comfortable to use.
The air outlet buffer guide channel 18 comprises an air outlet buffer cavity 181 and an air outlet guide channel 182, the air outlet guide channel 182 extends from the air outlet buffer cavity 181 to the side of the shell, the extending end of the air outlet guide channel 182 is an air outlet 162, the air inlet cavity 17 is provided with air inlets 161 at two sides of the extending end of the air outlet guide channel 182, in terms of structure, the air outlet buffer cavity 181 is formed in the upper isolation plate 141, and the air outlet guide channel 182 is formed between the two lower isolation plates 142. A clamping part 19 is arranged on the shell 1 between the two lower isolation plates and close to the air outlet buffer cavity 181, an air vent groove 191 is formed on the clamping part 19 or between the clamping part and the lower isolation plates, the air vent groove 191 is communicated with the air outlet buffer cavity 181 and the air outlet guide channel 182, and a clamping groove 192 for clamping the air outlet filter device is arranged on the clamping part 19. The air outlet filter device is a filter (not shown in the figure), such as a nano filter, the air vent groove 191 is used for allowing air to pass through the air outlet filter device, the clamping groove 192 is used for clamping the air outlet filter device, so that the air outlet filter device can be quickly installed and removed, and the air outlet filter device can be conveniently replaced, and the service life of the mask can be prolonged.
The housing 1 is provided with lugs 12, in this embodiment lugs 12 are provided on opposite sides of the housing, respectively, and the lugs 12 are provided with snap-in holes 15.
As shown in fig. 4, the middle part of the intake filter 4 is provided with a through hole 41.
As shown in fig. 4,6 to 10, the fixing device 2 includes a mounting member 21, a convex ring 22, a mounting groove 29 and a retaining flange 23, an air outlet channel 24 is formed in the middle of the mounting member 21, the air outlet channel 24 extends through the convex ring 22, a first mounting post 27a is arranged in the middle of the air outlet channel 24, a first rib 27 is arranged on the mounting member 21 and located in the air outlet channel 24, a first rib 27 extending from the first mounting post 27a to the edge of the air outlet channel is arranged on the air outlet channel 24, the first rib 27 is connected with the mounting member 21, an air outlet check valve 271 is arranged on the first mounting post 27a and located in front of the first rib, an air inlet channel 25 is arranged outside the air outlet channel on the mounting member 21, in this embodiment, three air inlet channels 25 are arranged, a second mounting post 28a is arranged in the middle of the air inlet channel 25, a second rib 28 extends from the second mounting post to the edge of the air inlet channel 25, the second rib 28 is connected with the mounting member 21, a one-way valve 281 is arranged on the second rib 28a and located behind the second rib 28, an air inlet channel 27a is located in front of the first rib 27a, an air outlet check valve 271 is arranged between the adjacent mounting posts 21 and located in front of the convex ring 21 and located in the air outlet channel 21, and extends from the convex ring 29 to the air inlet channel 21 to the outer side of the air inlet channel 21, and extends from the air inlet channel 21 to the concave flange 23, and is located in the direction of the retaining flange 23, and extends towards the outer side of the retaining flange 23, and is located in the direction of the air inlet channel 21, and extends towards the front of the retaining flange 23, and is located in the front of the retaining flange 21, and extends towards the air inlet channel 21. When the fixing device 2 is mounted, the mount 21 passes through the mask mounting window 311, and the catching flange 23 is caught by the catching portion 3112. The air inlet filter 4 is sleeved on the convex ring 22, and the air inlet filter 4 is positioned in the mounting groove 29.
In this embodiment, as shown in fig. 12, when the housing 1 is mounted, the flange 13 of the housing 1 is pressed against the intake filter 4, and the intake port 161 is formed between the housing 1 and the fixing means.
As shown in fig. 4, 8 and 9, the mask is a nano silica gel flexible mask, the nano silica gel flexible mask is used for purifying air, and the nano material has good high temperature resistance, so that the mask can be sterilized for many times through a high Wen Duimian mask, and the mask can be reused, so that the cost is reduced, and the flexible mask is more tightly attached to the face.
When in installation, the goggles 331 are positioned in the goggles mounting window, the edges of the goggles 331 are clamped in the mounting grooves 3121, the positioning posts 3311 on the goggles 331 pass through the positioning holes 3122, and the positioning posts extend into the hole sites 58, the positioning ribs 3312 on the goggles 331 are positioned on the inner sides of the edges of the mounting grooves, the positioning ribs 3312 are positioned by resisting the edges of the goggles mounting window, and the positioning posts 3311 are utilized to position the goggles. Because the mask is flexible, the goggles are convenient and quick to install. After the goggles are installed, the shell 5 is installed on the face mask 3, the fixing device 2 is installed on the face mask 3 in a pressing mode, after the goggles are installed, the convex ring 22 protrudes out of the face mask 3, then the air inlet filter 4 is sleeved on the convex ring 22, and finally the shell 1 is clamped on the clamping hooks of the clamping pieces through the clamping holes 15, and the installation of the antibacterial eye protection mask is completed.
When the antibacterial eye protection mask with the structure is used, the veneering part is attached to the face of a human body, the eye protection part is attached to the eyes of the human body, external air enters the air inlet cavity from the air inlet, and the air in the air inlet cavity is filtered by the air inlet filter plate and then enters the mask through the one-way valve of the air inlet channel. The gas exhaled by the human body enters the gas-out buffer cavity through the gas-out channel and the gas-out one-way valve, the exhaled gas is buffered and retained through the gas-out buffer cavity, and then filtered by the gas-out filter device and then enters the air under the guiding action of the gas-out guide channel. According to the structure, the exhaled air does not return to the air inlet cavity after passing through the air outlet one-way valve, then is buffered through the air outlet buffer cavity, finally the exhaled air is filtered through the air outlet filter device, and then the exhaled air is redirected and the air outlet channel is prolonged through the air outlet guide channel, so that under the action of the one-way valve, the exhaled air is prevented from flowing back to protect a user, in addition, the exhaled air is buffered and filtered, the path and the length of the exhaled air are changed, the droplets in the exhaled air are reduced, and other people can be effectively protected, so that the mask is healthy and safe to use, and good in protective performance.
Due to the arrangement of the isolation plate, the air inlet cavity and the air outlet buffer guide channel can be effectively isolated, and the air outlet channel extends into the isolation plate, so that the mixture of exhaled air and inhaled air in the air inlet cavity and the air outlet buffer guide channel can be further avoided, and the safety and the protection performance are further improved. Due to the provision of the lower separator plate, the exhaled air can be redirected and routed through the lower separator plate. Because the flange is arranged, the air inlet filter piece can be pressed and fixed, and meanwhile, the outside air can be ensured to enter the air inlet cavity through the air inlet. Through setting up the bulge loop, and the bulge loop stretches into the buffer chamber of giving vent to anger, like this, the gas that exhales from the cavity enters into the buffer chamber of giving vent to anger through the check valve, avoids exhaling gas to enter into the chamber of admitting air, avoids human exhaling gas reuse and causes unsafe, unhealthy phenomenon. By the structure of the abutment flange and the mounting recess, the mask is prevented from being easily detached from the fixture. Because the air inlet filter disc is sleeved on the convex ring, the convex ring extends into the air outlet buffer cavity, and therefore, air in the air inlet cavity can reliably enter the cavity through the air inlet filter disc. Due to the arrangement of the air inlet groove, air is convenient to enter the air inlet cavity. Through the cooperation of joint spare and joint hole, like this, the shell is installed and dismantled to the convenience, consequently, is convenient for wash shell, face guard body etc. and the face guard of being convenient for repetitious usage, through wasing the back reuse security performance good moreover.
Because the air inlet check valve is arranged, when the human body exhales air, the air can not enter the air inlet filter disc and the air inlet cavity, so that the air inlet filter disc can be effectively prevented from being polluted, water vapor can be effectively prevented from being formed on the air inlet filter disc, the cleanliness time of the air inlet filter disc can be better prolonged on one hand, the service life of the air inlet filter disc is prolonged, and on the other hand, the air inlet resistance caused by the water vapor generated by the air inlet filter disc can be avoided.
Because the air inlet is positioned at the side edge, namely the air inlet is formed at the side edge of the shell or/and between the shell and the fixing device, the entering air can be prevented from directly entering the shell from the front surface of the shell, and the dust of the air can be effectively reduced from directly entering the air inlet filter disc, so that the service life of the air inlet filter disc can be prolonged.

Claims (5)

1. An antibacterial eye protection mask comprises a mask body, a protective mask assembly and goggles, wherein the protective mask assembly is arranged on the mask body, the goggles are arranged on the mask body, the antibacterial eye protection mask is characterized in that the protective mask assembly comprises a fixing device, an air inlet filter disc and a shell, the fixing device is provided with an air inlet channel and an air outlet channel, an air inlet is arranged on or/and between the shell and the fixing device, an air outlet is arranged on or/and between the shell and the fixing device, the air inlet filter disc is arranged between the fixing device and the shell, an air inlet one-way valve is arranged on the air inlet channel, an air outlet one-way valve is arranged at the air outlet channel, an air inlet cavity and an air outlet buffer guide channel are arranged in the shell, the air inlet is communicated with the air inlet cavity, the air inlet buffer guide channel is separated from the air outlet buffer cavity and the air outlet guide channel, the air inlet cavity is communicated with the air outlet buffer cavity and the air outlet guide channel, the air outlet guide channel extends from the air outlet buffer cavity to the side of the shell, the extending end of the air outlet guide channel is the air outlet, and a filtering device is arranged between the air outlet buffer cavity and the air outlet guide channel on the shell;
A partition plate extending towards the fixing device is arranged on one side of the shell, close to the fixing device, and an air outlet buffer guide channel is formed in the partition plate and extends into the partition plate;
the isolation plate comprises an upper isolation plate and a lower isolation plate, the upper isolation plate is arc-shaped, an opening is formed in the upper isolation plate, and an air outlet buffer cavity is formed in the upper isolation plate; the upper isolation plate is positioned at the two sides of the opening and extends to the side edge of the shell respectively to form lower isolation plates, and an air outlet guide channel is formed between the two lower isolation plates;
A clamping part is arranged on the shell and positioned between the two lower isolation plates and close to the air outlet buffer cavity, an air vent groove is formed on the clamping part or between the clamping part and the lower isolation plates, the air vent groove is communicated with the air outlet buffer cavity and the air outlet guide channel, and a clamping groove for clamping the air outlet filter device is formed on the clamping part;
The flange of the pressing air inlet filter disc is arranged on the shell, an air inlet cavity is formed in the flange, and an air inlet groove is formed on the flange;
The fixing device comprises a mounting piece, a convex ring and a resisting flange, wherein an air outlet channel is arranged in the middle of the mounting piece, a first mounting column is arranged in the middle of the air outlet channel, a first rib plate extending from the first mounting column to the edge of the air outlet channel is arranged on the air outlet channel and connected with the mounting piece, an air outlet one-way valve is arranged on the first mounting column, an air inlet channel is arranged on the outer side of the air outlet channel on the mounting piece, a second mounting column is arranged in the middle of the air inlet channel, a second rib plate extending from the second mounting column to the edge of the air inlet channel is arranged on the air inlet channel and connected with the mounting piece, an air inlet one-way valve is arranged on the second mounting column, the convex ring extends from the edge of the air outlet channel to the direction of a shell, the convex ring extends into an air outlet buffer cavity, and the resisting flange extends outwards after extending from the mounting piece to the direction far away from the mask body.
2. The antimicrobial eye shield of claim 1 wherein the shield body comprises a housing and a shield, the shield being mounted to the housing, and the protective mask assembly being mounted to the housing.
3. The antimicrobial eye mask according to claim 1, wherein the mask comprises a body, an eye protection part and a facing part, the facing part extends from one end far away from the fixing device to the direction far away from the fixing device, the eye protection part is arranged on the upper part of the facing part, and the air inlet filter sheet is sleeved on the convex ring.
4. The antibacterial eye protection mask according to claim 1, wherein the mask is provided with a goggle mounting window, the edge of the mask, which is positioned on the goggle mounting window, is provided with a mounting groove, the mask is provided with a positioning hole communicated with the mounting groove, the goggle comprises a lens, a positioning column arranged on the lens and a positioning rib arranged on the lens, the lens is clamped in the mounting groove, the positioning column is inserted into the positioning hole, and the positioning rib is positioned on the inner side of the edge of the goggle mounting window.
5. The antibacterial eye protection mask according to claim 1, wherein the mask body is provided with a clamping piece, the shell is provided with a clamping hole for the clamping piece to be clamped in, and the air outlet filter device is an air outlet filter piece.
CN202010367627.6A 2020-04-30 2020-04-30 Antibacterial eye mask Active CN111450438B (en)

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