CN111869958A - Visual type bidirectional sterilizing gas mask - Google Patents
Visual type bidirectional sterilizing gas mask Download PDFInfo
- Publication number
- CN111869958A CN111869958A CN202010679778.5A CN202010679778A CN111869958A CN 111869958 A CN111869958 A CN 111869958A CN 202010679778 A CN202010679778 A CN 202010679778A CN 111869958 A CN111869958 A CN 111869958A
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- disinfection
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- mask
- gas
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- 230000000007 visual effect Effects 0.000 title claims abstract description 58
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 31
- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 11
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 76
- 239000000741 silica gel Substances 0.000 claims abstract description 18
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 17
- 230000007123 defense Effects 0.000 claims abstract description 7
- 230000005611 electricity Effects 0.000 claims abstract description 4
- 239000004744 fabric Substances 0.000 claims description 28
- 239000002121 nanofiber Substances 0.000 claims description 26
- 238000005507 spraying Methods 0.000 claims description 18
- 239000007921 spray Substances 0.000 claims description 8
- 230000002070 germicidal effect Effects 0.000 claims description 5
- 230000000844 anti-bacterial effect Effects 0.000 claims 2
- 238000007789 sealing Methods 0.000 abstract description 8
- 238000004891 communication Methods 0.000 abstract description 5
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract 1
- 241000894006 Bacteria Species 0.000 description 5
- 239000004743 Polypropylene Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 241000700605 Viruses Species 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000008921 facial expression Effects 0.000 description 3
- 244000144992 flock Species 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 231100000252 nontoxic Toxicity 0.000 description 3
- 230000003000 nontoxic effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000270295 Serpentes Species 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 230000001147 anti-toxic effect Effects 0.000 description 1
- 230000002155 anti-virotic effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
- A41D13/1107—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape
- A41D13/1153—Protective face masks, e.g. for surgical use, or for use in foul atmospheres characterised by their shape with a hood
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D27/00—Details of garments or of their making
-
- 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—Ultraviolet 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
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Business, Economics & Management (AREA)
- Pulmonology (AREA)
- Physical Education & Sports Medicine (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
A visual type bidirectional sterilization gas mask belongs to the technical field of gas masks. The scheme is as follows: the method comprises the following steps: visual casing, silica gel seal, disinfection portion of admitting air, the disinfection portion of giving vent to anger, the portion of wearing, portable power source, the silica gel sealing connection is in visual casing is around, the disinfection portion of admitting air and the disinfection portion detachably of giving vent to anger install the left and right sides of visual casing, the portion of wearing with visual casing is connected, portable power source respectively with the disinfection portion of admitting air, the disinfection portion of giving vent to anger electricity are connected. Has the advantages that: the visual type bidirectional sterilization and gas defense mask does not influence interpersonal communication of a wearer when being worn, can be sterilized and disinfected, has the function of ensuring smooth breathing of the wearer, and can be detached, cleaned and reused.
Description
Technical Field
The invention belongs to the technical field of gas mask, and particularly relates to a reusable detachable respectively-cleaned mask.
Background
Most of the masks on the market only have a filtering effect, but do not have a sterilization function, such as gauze masks, medical masks and the like. The mask cannot be effectively attached to the face of a wearer, so that bacteria in respiratory airflow of the wearer can easily enter a gap between the mask and the face of the wearer to be inhaled by the wearer, and the masks are disposable, cannot be cleaned and cannot be used repeatedly, and economic cost is increased.
Some novel gauze masks have appeared at present, can laminate the wearer face, but still do not solve the difficult problem that only filters the bacterium and can not disinfect for the virus bacterium has the chance to get into the air through wearer's exhale, has increased the probability that other people infected, and the general gas permeability of this kind of gauze mask is poor, causes the wearer's air current to be smooth and easy, lets the wearer feel the breathing difficulty easily when wearing the gauze mask.
In addition, the mask has the common defects that facial expressions of a wearer are shielded by the mask, and the expression communication between the wearer and other people is influenced.
Therefore, how to provide a mask which can be sterilized and disinfected, has the function of making the breathing of the wearer smooth, can be detached and cleaned for repeated use, and does not influence the interpersonal communication of the wearer, so as to solve the technical problems.
Disclosure of Invention
In order to solve the above problems in the prior art, the present invention provides a visual type bi-directional sterilization and anti-virus mask, which does not affect the interpersonal communication of the wearer when worn, can be sterilized and disinfected, has the function of making the wearer breathe smoothly, and can be detached, cleaned and reused.
The technical scheme is as follows:
a visual type bidirectional sterilization gas mask comprises: visual casing, silica gel seal, disinfection portion of admitting air, the disinfection portion of giving vent to anger, the portion of wearing, portable power source, the silica gel sealing connection is in visual casing is around, the disinfection portion of admitting air and the disinfection portion detachably of giving vent to anger install the left and right sides of visual casing, the portion of wearing with visual casing is connected, portable power source respectively with the disinfection portion of admitting air, the disinfection portion of giving vent to anger electricity are connected.
Furthermore, hanging holes are formed in four corners of the visual shell, and the wearing portion is connected with the hanging holes.
Further, the sterilizing air inlet portion includes: the ultraviolet lamp band A, the axial fan A and the nanofiber spraying and dissolving cloth A are sequentially arranged inside the corrugated pipe A from outside to inside, and the power interface is arranged outside the corrugated pipe A.
Further, the disinfection gas outlet part comprises: the nano-fiber spraying and dissolving cloth B, the purple light lamp strip B and the corrugated pipe B are sequentially arranged inside the corrugated pipe B from inside to outside.
The invention also includes a visual type two-way sterilization gas mask, comprising: visual casing, silica gel seal, the portion of wearing, replacement gas defense stopper, the silica gel seal is connected visual casing is all around, the gas defense stopper detachably of replacement is installed the left and right sides of visual casing, the portion of wearing with visual casing is connected.
Furthermore, the inside of the replacement gas defence plug is provided with a nano-fiber spraying and dissolving cloth.
The invention has the beneficial effects that:
the visual bidirectional sterilizing gas mask has the following beneficial effects:
(1) through the arrangement of the disinfection air inlet part and the disinfection air outlet part, the axial flow fan can enable a wearer to breathe smoothly, and the mask can be repeatedly disassembled and washed, so that the economic cost is saved;
(2) the axial flow fan arranged on the disinfection air inlet part, and the nanofiber spraying and dissolving cloth and the purple light lamp strip arranged on the disinfection air inlet part and the disinfection air outlet part can realize bidirectional disinfection and sterilization, so that the safety of a wearer is ensured, and meanwhile, the personnel around the wearer are protected;
(3) the facial expression of the wearer can be seen through the arrangement of the visual shell, and daily interpersonal communication of the wearer is not affected.
Drawings
FIG. 1 is a schematic view of a visual type bi-directional sterilizing gas mask according to the present invention;
FIG. 2 is an exploded view of the visual type bi-directional germicidal gas mask in accordance with the present invention;
FIG. 3 is a schematic structural view of the visible bi-directional germicidal gas mask of the present invention during an emergency when power is off;
the reference numbers in the figures are as follows: 1-visible shell, 2-silica gel sealing body, 3-disinfection air inlet part, 4-disinfection air outlet part, 5-wearing part, 6-mobile power supply, 7-replacement antitoxic plug, 101-hanging hole, 301-axial fan, 302-nanofiber spraying and dissolving cloth A, 303-purple light strip A, 304-corrugated pipe A, 305-power supply interface, 401-nanofiber spraying and dissolving cloth B, 402-purple light strip B and 403-corrugated pipe B.
Detailed Description
The following describes the visual type bi-directional sterilization gas mask with reference to fig. 1-3.
Example 1
A visual type bidirectional sterilization gas mask comprises: visual casing 1, silica gel seal 2, disinfection portion of admitting air 3, the disinfection portion of giving vent to anger 4, the portion of wearing 5, portable power source 6, the silica gel seal 2 is connected visual casing 1 is all around, disinfection portion of admitting air 3 and the disinfection portion of giving vent to anger 4 detachably install the left and right sides of visual casing 1, wear portion 5 with visual casing 1 is connected, portable power source 6 respectively with disinfection portion of admitting air 3, the disinfection portion of giving vent to anger 4 electricity and connect. The mask wearer can put the portable power source in a pocket of clothes or a backpack or a satchel which is carried with the wearer, and the portable power source can adopt a common portable power source which can charge a mobile phone of the mask wearer at the same time.
Further, hanging holes 101 are formed in four corners of the visible shell 1, and the wearing portion 5 is connected to the hanging holes 101.
Further, the sterilizing air inlet portion 3 includes: the ultraviolet lamp band A303, the axial fan A301 and the nanofiber spraying and dissolving cloth A302 are sequentially arranged inside the corrugated tube A304 from outside to inside, and the power interface 305 is arranged outside the corrugated tube A304; the nanofiber spray cloth A302 can also use BFE95 electret spray cloth; the purple light strip A303 can be installed in various types of installation modes in the disinfection air inlet part, such as spiral installation shown in the attached drawings, snake installation and the like.
Further, the sterilizing gas outlet 4 comprises: the nano-fiber spraying and dissolving cloth comprises nano-fiber spraying and dissolving cloth B406, a purple light strip B407 and a corrugated pipe B408, wherein the nano-fiber spraying and dissolving cloth B406 and the purple light strip B407 are sequentially arranged inside the corrugated pipe B408 from inside to outside; the nanofiber spray cloth B406 can also use BFE95 electret spray cloth; the purple light strip B407 may have various types of mounting manners in the disinfection air inlet portion, for example, a spiral mounting illustrated in fig. 2, or a serpentine mounting, etc.
In practical use, under the action of the axial flow fan 301, external air enters the disinfection air inlet portion 3, and the disinfection and sterilization effects of the nanofiber spray cloth a302 and the violet light strip a303 enable the air entering the visual shell 1 of the inlet cover to be nontoxic and sterile, and the visual shell 1 forms positive pressure. The gas exhaled by people passes through the disinfection gas outlet part 4, and the disinfection and sterilization effects of the nanofiber spraying and dissolving cloth B401 and the purple light strip B402 enable the gas exhaled to be nontoxic and sterile, so that the probability of infection of other people is greatly reduced.
It is an object of the present invention to provide an airway mask that ameliorates at least three of the disadvantages of the prior art.
The mask is suitable for being worn at the mouth and nose parts of a human body and comprises a visible shell 1, a silica gel sealing body 2, a disinfection air inlet part 3, a disinfection air outlet part 4, a wearing part 5 and a power interface 305.
According to the mask, the facial expression of a wearer can be seen through the visual shell 1 of the mask. The visible shell 1 is made of polypropylene (PP for short), and the material belongs to crystalline high polymer, has the advantages of light weight, no toxicity, low price, high temperature resistance and the like, can be soaked in boiling water at 100 ℃ without deformation and damage, and hardly has effects of common acid and alkali organic solvents, so that the quality of the shell is not influenced by using any disinfection and sterilization mode after the mask is worn.
In the manufacturing process of the PP material shell, attention needs to be paid, and after the mould is opened, if the PP material shell is slowly cooled in the air, larger grains are generated, and the transparency of the product is low. If the film is quenched in water (e.g., a film is formed by a blown water cooling method), the molecular motion of PP is rapidly frozen and no crystal is formed, and the film is completely transparent. Therefore, the manufacturing process is effectively controlled, and the shell can be ensured to have a completely transparent effect on the premise of meeting the use requirement.
According to the mask, the silica gel sealing body 2 is bonded on the visible shell 1 of the mask, so that the mask can be tightly attached to the face of a person, and viruses are prevented from entering the shell.
According to the mask, the axial flow fan A301, the nanofiber flock spraying cloth A302 and the purple light strip A303 are arranged in the disinfection air inlet part 3.
According to the mask disclosed by the invention, the disinfection air inlet part 3 can convey air to a wearer through the axial flow fan A301.
According to the mask disclosed by the invention, the disinfection air inlet part 3 can be used for blocking bacteria, dust and the like from entering the mask shell through the nanofiber flock spraying cloth A302.
According to the mask, the disinfection air inlet part 3 can carry out all-dimensional disinfection through the purple light lamp strip A303, and the purpose that the gas entering the shell is 99.9% non-toxic is achieved.
According to the mask, the nano-fiber flock spraying cloth B401 and the purple light strip B402 are arranged inside the disinfection air outlet part 4.
According to the mask, the air exhaled by the wearer is exhausted after being sterilized and disinfected by the disinfection air outlet part 4, so that viruses or bacteria carried by the wearer are prevented from being exhausted into the air, and the probability of infection of the exhaled viruses to other people is reduced.
According to the mask, the mobile power supply 6 is used for supplying power to the axial fan 301 and the purple light strip of the mask through the power interface 305 on the disinfection air outlet part 4.
Fig. 1 shows a specific embodiment of the visual type bi-directional germicidal gas mask of the present invention. The periphery of the visual shell 1 is provided with a silica gel sealing body 2, and the left side and the right side of the visual shell 1 are connected with a disinfection air inlet part 3 and a disinfection air outlet part 4 through sealing pipe threads. The wearing part 5 is connected to the four corners of the visible case 1 through the hanging holes 101.
The power interface 305 is arranged outside the disinfection air inlet part 3 and the disinfection air outlet part 4 to supply power for the disinfection device of the mask through the mobile power supply 6. An axial fan 301, a nanofiber spray cloth a302 and a violet light strip a303 are installed inside the sterilizing air inlet portion 3.
Inside the disinfection air outlet part 4, a nanofiber spraying and dissolving cloth B401 and a purple light strip B402 are arranged.
The outer parts of the disinfection air inlet part 3 and the disinfection air outlet part 4 are corrugated pipes 304 which can be bent freely according to personal preference.
Example 2
The invention also includes a visual type two-way sterilization gas mask, comprising: visual casing 1, silica gel seal 2, wear portion 5, replacement gas defense stopper 7, the silica gel seal 2 is connected visual casing 1 is all around, replacement gas defense stopper 7 detachably installs the left and right sides of visual casing 1, wear portion 5 with visual casing 1 is connected.
Furthermore, the inside of the replacement gas defence plug 7 is provided with a nano fiber spraying and dissolving cloth.
Fig. 3 shows a schematic diagram of an implementation structure of the visible bidirectional sterilization gas mask during power failure emergency, when the charger is powered insufficiently, the sterilization gas inlet part 3 and the sterilization gas outlet part 4 can be unscrewed from the visible shell 1 and replaced by a replacement gas plug 7, wherein a nanofiber spray cloth is installed inside the replacement gas plug 7, and the replacement gas plug 7 is also connected with the visible shell 1 through a sealing pipe thread.
Needless to say, the visual type bi-directional sterilizing gas mask of the present invention can be changed and modified in many ways, and is not limited to the specific structure of the above embodiments, such as various changes of the structural shapes and installation positions of the visual shell, the sterilizing gas inlet part and the sterilizing gas outlet part. In conclusion, the scope of the present invention shall also include the exchange, substitution and modification that will be apparent to those skilled in the art.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (6)
1. A visual type bidirectional sterilization gas mask is characterized by comprising: visual casing (1), silica gel seal (2), disinfection portion of admitting air (3), the disinfection portion of giving vent to anger (4), wear portion (5), portable power source (6), silica gel seal (2) are connected visual casing (1) is all around, disinfection portion of admitting air (3) and the disinfection portion of giving vent to anger (4) detachably install the left and right sides of visual casing (1), wear portion (5) with visual casing (1) is connected, portable power source (6) respectively with disinfection portion of admitting air (3), the disinfection portion of giving vent to anger (4) electricity are connected.
2. The visual type bi-directional bactericidal gas mask according to claim 1, wherein hanging holes (101) are provided at four corners of the visual shell (1), and the wearing portion (5) is connected to the hanging holes (101).
3. The visual type bi-directional germicidal gas mask as claimed in claim 1 wherein the sterilizing air inlet part (3) comprises: axial fan (301), nanofiber spout and dissolve cloth A (302), purple light lamp area A (303), bellows A (304), power source interface (305), inside outside-in of bellows A (304) sets gradually purple light lamp area A (303), axial fan A (301), nanofiber spout and dissolve cloth A (302), bellows A (304) outside sets up power source interface (305).
4. The visual type bi-directional germicidal gas mask as claimed in claim 1, wherein the sterilizing gas outlet part (4) comprises: the nano-fiber spraying and dissolving cloth B (401), the purple light lamp band B (402) and the corrugated pipe B (403), wherein the nano-fiber spraying and dissolving cloth B (401) and the purple light lamp band B (402) are sequentially arranged inside the corrugated pipe B (403) from inside to outside.
5. A visual type bidirectional sterilization gas mask is characterized by comprising: visual casing (1), silica gel seal (2), portion of wearing (5), replacement gas defense stopper (7), silica gel seal (2) are connected visual casing (1) is all around, replacement gas defense stopper (7) detachably installs the left and right sides of visual casing (1), portion of wearing (5) with visual casing (1) is connected.
6. The visual type bi-directional bactericidal respirator according to claim 5, characterized in that the inside of the replacement gas defence plug (7) is installed with a nano fiber spray cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010679778.5A CN111869958A (en) | 2020-07-15 | 2020-07-15 | Visual type bidirectional sterilizing gas mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010679778.5A CN111869958A (en) | 2020-07-15 | 2020-07-15 | Visual type bidirectional sterilizing gas mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111869958A true CN111869958A (en) | 2020-11-03 |
Family
ID=73151344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010679778.5A Pending CN111869958A (en) | 2020-07-15 | 2020-07-15 | Visual type bidirectional sterilizing gas mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111869958A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113713285A (en) * | 2021-09-14 | 2021-11-30 | 大连民族大学 | Easy-to-wear type bidirectional sterilizing gas-defense mask |
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|---|---|---|---|---|
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| CN106890402A (en) * | 2017-05-08 | 2017-06-27 | 北京中欧普瑞科技有限公司 | Deleterious particle shape pollutant filter face mask |
| CN107853773A (en) * | 2017-12-22 | 2018-03-30 | 深呼吸创造智能科技（天津）有限公司 | A kind of mask with secondary seal soft structures |
| CN107998530A (en) * | 2017-11-22 | 2018-05-08 | 天津深呼吸博睿环境科技有限公司 | A kind of Multifunctional gauze mask |
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| CN208371014U (en) * | 2018-02-25 | 2019-01-15 | 江苏得迪医疗器械有限公司 | A kind of gauze mask |
| CN111194955A (en) * | 2020-03-11 | 2020-05-26 | 深圳市思坦科技有限公司 | Ultraviolet sterilization mask |
| CN111296937A (en) * | 2020-03-23 | 2020-06-19 | 江苏师范大学 | Medical protective mask capable of being repeatedly used |
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2020
- 2020-07-15 CN CN202010679778.5A patent/CN111869958A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106512248A (en) * | 2017-01-11 | 2017-03-22 | 远大空品科技有限公司 | Face mask with draught fan |
| CN106890402A (en) * | 2017-05-08 | 2017-06-27 | 北京中欧普瑞科技有限公司 | Deleterious particle shape pollutant filter face mask |
| CN107998530A (en) * | 2017-11-22 | 2018-05-08 | 天津深呼吸博睿环境科技有限公司 | A kind of Multifunctional gauze mask |
| CN207768934U (en) * | 2017-11-22 | 2018-08-28 | 新昌县七星街道顺航汽车修理部 | A kind of breathing mask for electric mask |
| CN107853773A (en) * | 2017-12-22 | 2018-03-30 | 深呼吸创造智能科技（天津）有限公司 | A kind of mask with secondary seal soft structures |
| CN208371014U (en) * | 2018-02-25 | 2019-01-15 | 江苏得迪医疗器械有限公司 | A kind of gauze mask |
| CN111194955A (en) * | 2020-03-11 | 2020-05-26 | 深圳市思坦科技有限公司 | Ultraviolet sterilization mask |
| CN111296937A (en) * | 2020-03-23 | 2020-06-19 | 江苏师范大学 | Medical protective mask capable of being repeatedly used |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113713285A (en) * | 2021-09-14 | 2021-11-30 | 大连民族大学 | Easy-to-wear type bidirectional sterilizing gas-defense mask |
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