CN112641148B - Medical antiviral protective clothing - Google Patents
Medical antiviral protective clothing Download PDFInfo
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- CN112641148B CN112641148B CN202011494463.XA CN202011494463A CN112641148B CN 112641148 B CN112641148 B CN 112641148B CN 202011494463 A CN202011494463 A CN 202011494463A CN 112641148 B CN112641148 B CN 112641148B
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- protective clothing
- belt
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- antiviral
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- 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
- A41D13/12—Surgeons' or patients' gowns or dresses
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- 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
- A41D13/002—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with controlled internal environment
- A41D13/0025—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with controlled internal environment by means of forced air circulation
-
- 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
- A41D13/002—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with controlled internal environment
- A41D13/005—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with controlled internal environment with controlled temperature
- A41D13/0053—Cooled garments
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- 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
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- 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
- A41D13/1161—Means for fastening to the user's head
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- 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
- A41D13/1184—Protective face masks, e.g. for surgical use, or for use in foul atmospheres with protection for the eyes, e.g. using shield or visor
-
- 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
- A41D13/12—Surgeons' or patients' gowns or dresses
- A41D13/129—Donning facilities, e.g. characterized by the opening
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D27/00—Details of garments or of their making
- A41D27/10—Sleeves; Armholes
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D27/00—Details of garments or of their making
- A41D27/20—Pockets; Making or setting-in pockets
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/02—Layered materials
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
- A41D31/18—Elastic
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
- A41D31/30—Antimicrobial, e.g. antibacterial
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/02—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from cellulose, cellulose derivatives, or proteins
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/06—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyolefin as constituent
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/322—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing nitrogen
- D06M13/35—Heterocyclic compounds
- D06M13/355—Heterocyclic compounds having six-membered heterocyclic rings
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M23/00—Treatment of fibres, threads, yarns, fabrics or fibrous goods made from such materials, characterised by the process
- D06M23/12—Processes in which the treating agent is incorporated in microcapsules
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D2400/00—Functions or special features of garments
- A41D2400/70—Removability
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D2600/00—Uses of garments specially adapted for specific purposes
- A41D2600/20—Uses of garments specially adapted for specific purposes for working activities
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
- D06M2101/08—Esters or ethers of cellulose
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/18—Synthetic fibres consisting of macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/20—Polyalkenes, polymers or copolymers of compounds with alkenyl groups bonded to aromatic groups
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Microbiology (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
Abstract
The invention belongs to the technical field of protective equipment, and particularly relates to medical antiviral protective clothing. The invention provides medical antiviral protective clothing, which aims at the problem that resource waste is caused by the fact that an observation panel is easy to replace independently in the prior art, and comprises a protective clothing main body, wherein the upper end of the protective clothing main body is communicated with a head cover, one side of the head cover is provided with the observation panel made of transparent materials, an elastic belt is fixedly connected to the observation panel, the elastic belt is pressed on the outer side face of the head cover, the side edge of the observation panel is fixedly connected with a sealing skirt edge, the sealing skirt edge is connected end to form a ring shape and surrounds the edge of the observation panel, and the sealing skirt edge is pressed on the head cover. The observation panel is detachably connected to the headgear through the elastic belt, and the sealing with the headgear is realized through the sealing skirt edge of the edge, so that the observation panel is convenient to replace independently, and resources are saved.
Description
Technical Field
The invention belongs to the technical field of protective devices, and particularly relates to medical antiviral protective clothing.
Background
The medical protective clothing is protective clothing for medical staff, and is used for isolating germs, harmful superfine dust, acid solution, salt solution and the like in medical environment. The mechanical property is strong, and the texture is soft and comfortable. The medical protective clothing is generally made of PP non-woven fabric materials, and has the characteristics of soft texture, static resistance, good permeability resistance and the like. For the observation of being convenient for in-process of medical care, medical protective clothing headgear part all can set up the observation panel that a transparent material made at the front end, and observation panel among the prior art adopts fixed connection to set up on the hood mostly, is difficult to change alone observation panel when transparent material reduces because of reasons such as dividing damage, ageing like this, causes the wasting of resources.
For example, chinese patent application discloses a medical protective garment [ application number: 202010187728.5 the invention patent application comprises a hat, a coat and trousers which are integrally made, wherein the hat and the coat are respectively provided with a pollution detection part, bacteria/virus detection test paper is arranged in the pollution detection parts, and after the protective clothing is polluted, the bacteria/virus detection test paper is automatically detected in time to prompt the protective clothing to be polluted.
The present invention has the advantage of providing a reminder when the protective garment is contaminated, improving the safety of use, but it still has the problems described above.
Disclosure of Invention
The invention aims at solving the problems and provides medical antiviral protective clothing with an easily detachable and replaceable observation panel.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides a medical antiviral protective clothing, includes the protective clothing main part, protective clothing main part upper end intercommunication has the headgear, headgear one side is equipped with the observation panel that is made by transparent material, fixedly connected with elastic webbing on the observation panel, the elastic webbing presses to establish at headgear lateral surface, the side border of observation panel still fixedly connected with sealed shirt rim, and sealed shirt rim end to end is annular and encircles at the observation panel border, sealed shirt rim presses to establish on the headgear.
In the medical antiviral protective clothing, the head fixing mechanism is arranged in the head sleeve, one end of the head fixing mechanism is positioned at the upper section of the head sleeve and fixedly connected with the inner surface of the head sleeve, the other end of the head fixing mechanism extends towards the direction close to the protective clothing main body, and the elastic belt is pressed on one end of the head fixing mechanism close to the protective clothing main body.
In the medical antiviral protective clothing, the head fixing mechanism comprises an annular belt and an arc belt, wherein the annular belt is connected end to end, the arc belt is located above the annular belt, two ends of the arc belt are fixedly connected with the annular belt, the arc belt is provided with a plurality of arc belts, any two arc belts are mutually staggered, and the annular belt and the arc belt are made of elastic materials.
In the medical antiviral protective clothing, the head fixing mechanism further comprises a supporting belt, the supporting belt and the arc-shaped belt are respectively located on two sides of the annular belt, and the supporting belt is fixedly connected with the annular belt through a connecting belt.
In the medical antiviral protective clothing, the elastic band comprises a first elastic strip and a second elastic strip which are symmetrically connected to two sides of the observation panel, and one end, far away from the observation panel, of the first elastic strip and one end, far away from the observation panel, of the second elastic strip are detachably connected through the clamping piece.
In the medical antiviral protective suit, the protective suit body and the headgear each comprise an outer layer, an antiviral layer and an inner layer which are sequentially arranged, wherein the antiviral layer is made of coronavirus resistant fibers, and the coronavirus resistant fibers are made through the following steps:
step one: adding polypropylene fiber and hydroxypropyl methyl cellulose into a solvent, heating and dissolving to prepare a stock solution, and adding the stock solution into a spinning box;
step two: spraying the stock solution in the spinning box through a spinneret, and solidifying in an aqueous solution of DMAC to obtain composite fibers;
step three: the microcapsule with chloroquine phosphate as capsule core and fiber as capsule wall is coated onto the surface of composite fiber to obtain the fiber product.
In the medical antiviral protective clothing, the protective clothing main body and the headgear are both internally provided with the internal cavity, and the medical antiviral protective clothing further comprises a gas exchange system, wherein one end of the gas exchange system is positioned in the protective clothing main body, and the other end of the gas exchange system is communicated with the headgear and used for promoting gas in the internal cavity to be exchanged with the outside.
In the above-mentioned medical antiviral protective clothing, the gas exchange system includes at least one air inlet pipe that sets up in the protective clothing main part, air inlet pipe one end is equipped with the air inlet that is linked together with the external world, and the other end is equipped with the gas outlet that is linked together with inside cavity for the fan setting that promotes the interior gas flow of air inlet pipe is on the gas outlet, and the gas exchange system still includes the gas vent that sets up on the headgear, and the gas in the inside cavity flows to the external world through the gas vent.
In the medical antiviral protective clothing, the gas exchange system further comprises a coolant bag arranged in the protective clothing main body, two ends of the cooling pipeline are communicated with the coolant bag to form a closed loop, the micro delivery pump is arranged on the cooling pipeline and communicated with the cooling pipeline, and the cooling pipeline is wound on the outer surface of the air inlet pipeline;
and a filtering area filled with a drying agent and a bactericide is also arranged in the air inlet pipeline.
In the medical antiviral protective clothing, the transparent material for the observation panel comprises, by mass, 60-80 parts of PMMA resin, 10-30 parts of PC resin, 5-10 parts of MBS resin, 0.1-0.5 part of trimesic acid tri-tert-butyramide, 5-15 parts of acrylic resin and 5-10 parts of trimethylammonium ethyllactone.
Compared with the prior art, the invention has the advantages that:
1. the observation panel is detachably connected to the headgear through the elastic belt, and the sealing with the headgear is realized through the sealing skirt edge of the edge, so that the observation panel is convenient to replace independently, and resources are saved.
2. The air exchange system is arranged in the protective clothing main body, so that air exchange between the inside and the outside of the protective clothing can be promoted, and the comfort level of a user is ensured.
3. The transparent polymer material for manufacturing the observation panel has extremely strong water affinity effect, water films can be formed rapidly after water vapor is adsorbed on the surface of the observation panel, and water mist can not be formed by agglomerating small liquid drops, so that the use is convenient.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a rear view of the present invention;
FIG. 3 is a cross-sectional view of a portion of the structure of the present invention;
fig. 4 is an enlarged view at a in fig. 3;
FIG. 5 is a schematic structural view of a head fixation mechanism;
fig. 6 is a cross-sectional view of the headgear;
in the figure: the body 1 of the protective garment, headgear 2, viewing panel 3, elastic band 4, sealing skirt 5, head fixation mechanism 6, internal cavity 7, gas exchange system 8, outer layer 11, antiviral layer 12, inner layer 13, first elastic strip 41, second elastic strip 42, clasp 43, annular band 61, arcuate band 62, support band 63, connecting band 64, air intake duct 81, air intake 82, air outlet 83, fan 84, air outlet 85, coolant bag 86, cooling duct 87, micro-delivery pump 88, filtration area 89.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
Example 1
This embodiment provides a medical antiviral protective clothing, combines fig. 1 and 2 to show, including protective clothing main part 1, protective clothing main part 1 upper end intercommunication has headgear 2, headgear 2 one side is equipped with the observation panel 3 of being made by transparent material, and headgear 2 front end is equipped with the opening, and observation panel 3 covers on the opening, and the user is observed at medical and nursing in-process accessible observation panel 3 like this, fixedly connected with elastic webbing 4 on the observation panel 3, elastic webbing 4 presses to establish at headgear 2 lateral surface, the side border of observation panel 3 still fixedly connected with sealed shirt rim 5, and sealed shirt rim 5 end to end is annular and encircles at observation panel 3 border, sealed shirt rim 5 presses to establish on headgear 2.
When the protective clothing is used, after a user wears the protective clothing main body 1 and the headgear 2, the observation panel 3 is worn on the headgear 2 by the elastic belt 4, and at the moment, the sealing skirt 5 seals a gap between the observation panel 3 and the headgear 2. The observation panel 3 is detachably connected to the headgear 2 through the elastic belt 4, and the sealing with the headgear 2 is realized through the sealing skirt edge 5 at the edge, so that the observation panel 3 is convenient to replace independently, and resources are saved.
Specifically, the elastic belt 4 includes a first elastic strip 41 and a second elastic strip 42 symmetrically connected to two sides of the viewing panel 3, where one end of the first elastic strip 41 away from the viewing panel 3 and one end of the second elastic strip 42 away from the viewing panel 3 are detachably connected through a fastening piece 43. The snap 43 may be any specific structure commonly used in the art to achieve a snap fit.
The transparent material of the observation panel 3 was prepared to include 60 parts by mass of PMMA resin, 30 parts by mass of PC resin, 10 parts by mass of MBS resin, 0.5 part by mass of tri-tert-butyramide trimesic acid, 15 parts by mass of acrylic resin and 10 parts by mass of betaine. The transparent polymer material for manufacturing the observation panel 3 has extremely strong water affinity effect, water films can be formed rapidly after water vapor is adsorbed on the surface of the observation panel 3, and water mist can not be formed by agglomerating small liquid drops, so that the use is convenient.
The tri-tert-butyramide trimesic acid is one of nucleating agents, and is dissolved in molten polycarbonate to form homogeneous solution, so that when the polycarbonate is cooled, the nucleating agent is crystallized to form fibrous network, and the network is uniformly dispersed, and the crystal nucleation center is formed on the surface of the network, so that the crystallization behavior of the polycarbonate material can be changed, the crystallization rate can be quickened, the crystallization density can be increased, the grain size can be miniaturized, and the light transmittance of the material can be improved.
The common name betaine and betain of the betaine (CAS number: 107-43-7) are one component of methionine metabolism of cells and have stronger affinity with water.
As shown in fig. 1 and 5, a head fixing mechanism 6 is disposed in the headgear 2, one end of the head fixing mechanism 6 is located at the upper section of the headgear 2 and fixedly connected with the inner surface of the headgear 2, the other end extends in a direction approaching to the protective clothing body 1, and the elastic belt 4 is pressed on one end of the head fixing mechanism 6 approaching to the protective clothing body 1. The head of the user is positioned in the head fixing mechanism 6 when in use, so that the stability of the headgear 2 when in use can be improved.
Preferably, an elastic cushion made of flexible material is fixedly connected to the inner surface of the head fixing mechanism 6. The flexible material may be a silicone or sponge, which may enhance the comfort of the user.
As shown in fig. 5, the head fixing mechanism 6 includes an annular belt 61 and an arc belt 62 disposed above the annular belt 61, both ends of the arc belt 62 are fixedly connected with the annular belt 61, the arc belt 62 is provided with a plurality of arc belts, any two arc belts 62 are staggered with each other, and the annular belt 61 and the arc belt 62 are made of elastic materials.
As shown in fig. 5, the head fixing mechanism 6 further includes a supporting belt 63, the supporting belt 63 and the arc-shaped belt 62 are respectively located at two sides of the annular belt 61, and the supporting belt 63 is fixedly connected with the annular belt 61 through a connecting belt 64. The supporting belt 63 can be lined in the headgear 2 to support the external elastic belt 4, so as to avoid discomfort caused by the elastic belt 4 being pressed on the face of the user during use.
As shown in fig. 1 and 6, the protective clothing body 1 and the headgear 2 each include an outer layer 11, an antiviral layer 12, and an inner layer 13, which are sequentially disposed, the antiviral layer 12 is made of coronavirus resistant fibers, and the coronavirus resistant fibers are made by:
step one: adding polypropylene fiber and hydroxypropyl methyl cellulose into a solvent, heating and dissolving to prepare a stock solution, and adding the stock solution into a spinning box;
step two: spraying the stock solution in the spinning box through a spinneret, and solidifying in an aqueous solution of DMAC to obtain composite fibers;
step three: the microcapsule with chloroquine phosphate as capsule core and fiber as capsule wall is coated onto the surface of composite fiber to obtain the fiber product.
The polypropylene fiber loaded with chloroquine phosphate is used as a raw material to prepare the antiviral layer 12, so that the mask body 1 has better coronavirus resistance. Of course, the antiviral layer 12 may alternatively be a meltblown nonwoven fabric as in the prior art.
As shown in fig. 3 and 4, the protective clothing main body 1 and the headgear 2 are provided with an internal cavity 7, and the protective clothing further comprises a gas exchange system 8 with one end located in the protective clothing main body 1 and the other end extending to be communicated with the headgear 2 and used for promoting the exchange of the gas in the internal cavity 7 with the outside. The air exchange system 8 is arranged in the protective clothing main body 1, so that air exchange between the internal cavity 7 of the protective clothing and the outside can be promoted, and the comfort level of a user can be ensured.
Specifically, the air exchanging system 8 includes at least one air inlet pipe 81 disposed in the protective clothing body 1, one end of the air inlet pipe 81 is provided with an air inlet 82 communicated with the outside, the other end is provided with an air outlet 83 communicated with the internal cavity 7, a fan 84 for promoting air flow in the air inlet pipe 81 is disposed on the air outlet 83, the air exchanging system 8 further includes an air outlet 85 disposed on the headgear 2, and air in the internal cavity 7 flows to the outside through the air outlet 85.
When the air conditioner is in use, the fan 84 is started, the fan 84 drives the air in the air inlet pipeline 81 to circulate, so that the external air flows into the internal cavity 7 through the air inlet 82, the air inlet pipeline 81 and the air outlet 83 in sequence, and the damp and hot air in the internal cavity 7 is discharged to the outside through the air outlet 85, so that the air exchange between the internal cavity 7 and the outside is realized.
Preferably, the gas exchange system 8 further comprises a coolant bag 86 disposed in the protective suit body 1, both ends of the cooling pipe 87 are connected with the coolant bag 86 to form a closed loop, and a micro-pump 88 is disposed on the cooling pipe 87 and is connected with the cooling pipe 87, and the cooling pipe 87 is wound around the outer surface of the air intake pipe 81. As the gas flows through the air intake duct 81, the coolant in the cooling duct 87 exchanges heat with the gas in the air intake duct 81, thereby reducing the temperature in the air intake duct 81 and further reducing the temperature in the internal cavity 7. The micro-pump 88 powers the coolant circulation within the cooling conduit 87, which may be water. Preferably, the coolant bag 86 is suspended outside the protective suit body 1, which facilitates replacement of the coolant bag 86 and ensures a cooling effect.
Preferably, a filtering area 89 filled with a desiccant and a bactericide is also provided in the air intake pipe 81. This ensures that the gas entering the interior cavity 7 is dry and sterile, further ensuring comfort for the user.
Example 2
The present embodiment provides a medical antiviral protective suit having a specific structure substantially the same as that of the medical antiviral protective suit of embodiment 1, except that the specific composition of the transparent material of the observation panel 3 is made, specifically, the transparent material of the observation panel 3 is made of, by mass, 80 parts of PMMA resin, 10 parts of PC resin, 5 parts of MBS resin, 0.1 part of trimesic acid tri-tert-butyramide, 5 parts of acrylic resin and 5 parts of betaine.
Example 3
The present embodiment provides a medical antiviral protective suit having a specific structure substantially the same as that of the medical antiviral protective suit of embodiment 1, except that the specific composition of the transparent material of the observation panel 3 is made, specifically, the transparent material of the observation panel 3 is made of, by mass, 70 parts of PMMA resin, 20 parts of PC resin, 8 parts of MBS resin, 0.3 part of trimesic acid tri-tert-butyramide, 10 parts of acrylic resin and 8 parts of betaine.
Comparative example 1
The present comparative example provides a medical antiviral protective suit having a specific structure substantially the same as that of the medical antiviral protective suit of example 1, except that the transparent material of the observation panel 3 was prepared with a specific composition, specifically, the transparent material of the observation panel 3 was prepared with a composition comprising 70 parts by mass of PMMA resin, 20 parts by mass of PC resin, 8 parts by mass of MBS resin, 0.3 part by mass of trimesic acid tri-t-butyramide and 18 parts by mass of acrylic resin, respectively.
Comparative example 2
The present comparative example provides a medical antiviral protective suit having a specific structure substantially the same as that of the medical antiviral protective suit of example 1, except that the specific composition of the transparent material of the observation panel 3 was made, specifically, the transparent material of the observation panel 3 was made to include 70 parts by mass of PMMA resin, 20 parts by mass of PC resin, 8 parts by mass of MBS resin, 0.3 part by mass of trimesic acid tri-t-butyramide and 18 parts by mass of trimethylammonioethylene.
Application example 1
The transparent material described in example 1 was melt-extruded by an extruder to obtain a panel 1;
the transparent material described in example 2 was melt-extruded by an extruder to obtain a panel 2;
the transparent material described in example 3 was melt-extruded by an extruder to obtain a panel 3;
the transparent material described in comparative example 1 was melt-extruded by an extruder to obtain a panel 4;
the transparent material described in comparative example 2 was melt-extruded by an extruder to obtain a panel 5;
the water absorption and light transmittance of panels 1, 2, 3, 4 and 5 were measured, respectively, with light transmittance and haze measurement data from a color haze meter CS-700 manufactured by hanzhou color spectrum technology limited, and the results are shown in the following table:
analysis of results: the experimental data show that the transparent material prepared by the invention has better light transmittance and lower haze, and the expected purpose of the invention is achieved.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although terms of the body 1 of the protective suit, the headgear 2, the viewing panel 3, the elastic band 4, the sealing skirt 5, the head fixing mechanism 6, the internal cavity 7, the gas exchange system 8, the outer layer 11, the antiviral layer 12, the inner layer 13, the first elastic strip 41, the second elastic strip 42, the clasp 43, the endless band 61, the arcuate band 62, the support band 63, the connection band 64, the air intake duct 81, the air intake 82, the air outlet 83, the fan 84, the air outlet 85, the coolant bag 86, the cooling duct 87, the micro-delivery pump 88, the filtering area 89, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
Claims (9)
1. The utility model provides a medical antiviral protective clothing, includes protective clothing main part (1), protective clothing main part (1) upper end intercommunication has headgear (2), headgear (2) one side is equipped with observation panel (3) that are made by transparent material, its characterized in that:
the observation panel (3) is fixedly connected with an elastic belt (4), the elastic belt (4) is pressed on the outer side face of the head cover (2), the side edge of the observation panel (3) is fixedly connected with a sealing skirt edge (5), the sealing skirt edge (5) is connected end to be annular and surrounds the edge of the observation panel (3), and the sealing skirt edge (5) is pressed on the head cover (2);
the transparent material for the observation panel (3) comprises, by mass, 60-80 parts of PMMA resin, 10-30 parts of PC resin, 5-10 parts of MBS resin, 0.1-0.5 part of trimesic acid tri-tert-butyramide, 5-15 parts of acrylic resin and 5-10 parts of betaine.
2. The medical antiviral protective garment of claim 1, wherein:
the protective clothing is characterized in that a head fixing mechanism (6) is arranged in the head sleeve (2), one end of the head fixing mechanism (6) is located at the upper section of the head sleeve (2) and fixedly connected with the inner surface of the head sleeve (2), the other end of the head fixing mechanism extends towards the direction close to the protective clothing body (1), and the elastic belt (4) is pressed on one end, close to the protective clothing body (1), of the head fixing mechanism (6).
3. The medical antiviral protective garment of claim 2, wherein:
the head fixing mechanism (6) comprises an annular belt (61) which is connected end to end and an arc belt (62) which is arranged above the annular belt (61), two ends of the arc belt (62) are fixedly connected with the annular belt (61), the arc belt (62) is provided with a plurality of arc belts, any two arc belts (62) are mutually staggered, and the annular belt (61) and the arc belts (62) are made of elastic materials.
4. A medical antiviral protective garment according to claim 3, wherein:
the head fixing mechanism (6) further comprises a supporting belt (63), the supporting belt (63) and the arc-shaped belt (62) are respectively located on two sides of the annular belt (61), and the supporting belt (63) is fixedly connected with the annular belt (61) through a connecting belt (64).
5. The medical antiviral protective garment of claim 1, wherein:
the elastic belt (4) comprises a first elastic strip (41) and a second elastic strip (42) which are symmetrically connected to two sides of the observation panel (3), and one end, far away from the observation panel (3), of the first elastic strip (41) and one end, far away from the observation panel (3), of the second elastic strip (42) are detachably connected through a clamping piece (43).
6. The medical antiviral protective garment of claim 1, wherein:
the protective clothing main body (1) and the headgear (2) comprise an outer layer (11), an antiviral layer (12) and an inner layer (13) which are sequentially arranged, wherein the antiviral layer (12) is made of coronavirus resistant fibers, and the coronavirus resistant fibers are made through the following steps:
step one: adding polypropylene fiber and hydroxypropyl methyl cellulose into a solvent, heating and dissolving to prepare a stock solution, and adding the stock solution into a spinning box;
step two: spraying the stock solution in the spinning box through a spinneret, and solidifying in an aqueous solution of DMAC to obtain composite fibers;
step three: the microcapsule with chloroquine phosphate as capsule core and fiber as capsule wall is coated onto the surface of composite fiber to obtain the fiber product.
7. The medical antiviral protective garment of claim 1, wherein:
the protective clothing is characterized in that the protective clothing body (1) and the head cover (2) are internally provided with an inner cavity (7), and the protective clothing further comprises a gas exchange system (8), wherein one end of the gas exchange system is positioned in the protective clothing body (1), and the other end of the gas exchange system extends to be communicated with the head cover (2) and is used for promoting gas exchange in the inner cavity (7) and the outside.
8. The medical antiviral protective garment of claim 7, wherein:
the gas exchange system (8) comprises at least one air inlet pipeline (81) arranged in the protective clothing main body (1), an air inlet (82) communicated with the outside is arranged at one end of the air inlet pipeline (81), an air outlet (83) communicated with the internal cavity (7) is arranged at the other end of the air inlet pipeline (81), a fan (84) for promoting air flow in the air inlet pipeline (81) is arranged on the air outlet (83), the gas exchange system (8) further comprises an air outlet (85) arranged on the head cover (2), and air in the internal cavity (7) flows to the outside through the air outlet (85).
9. The medical antiviral protective garment of claim 8, wherein:
the gas exchange system (8) further comprises a coolant bag (86) arranged in the protective clothing main body (1), two ends of the cooling pipeline (87) are communicated with the coolant bag (86) to form a closed loop, the micro conveying pump (88) is arranged on the cooling pipeline (87) and communicated with the cooling pipeline (87), and the cooling pipeline (87) is wound on the outer surface of the air inlet pipeline (81);
a filtering area (89) filled with a drying agent and a bactericide is further arranged in the air inlet pipeline (81).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011494463.XA CN112641148B (en) | 2020-12-17 | 2020-12-17 | Medical antiviral protective clothing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011494463.XA CN112641148B (en) | 2020-12-17 | 2020-12-17 | Medical antiviral protective clothing |
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| CN112641148A CN112641148A (en) | 2021-04-13 |
| CN112641148B true CN112641148B (en) | 2023-10-13 |
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| CN116623367B (en) * | 2023-07-14 | 2023-09-22 | 江苏青昀新材料有限公司 | Flash evaporation material with low haze attenuation rate |
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