CN212817682U - Top suction device based on photocatalyst - Google Patents

Abstract

The utility model relates to an epidemic prevention treatment technical field specifically is a top is inhaled device and prevention treatment disease's method based on photocatalyst. It is provided with degassing unit in the top suction device, and degassing unit includes: the light source mounting rack comprises a light source mounting rack, a light emitter and a light disinfection generator, wherein one end of the light source mounting rack is connected with the light emitter, and the other end of the light source mounting rack is connected with the light disinfection generator, so that the light emitter is suspended in the light disinfection generator; the inner wall of the light disinfection generator is coated with a photocatalyst layer and is provided with a photocatalyst grid body. The utility model discloses to inhale the gaseous overhead department of leading from the mouth nose of breathing, light source through human breathing in degassing unit shines, contacts with the photocatalyst, kills the virus in the gas and decomposes to reach the efficiency that prevents diseases.

Description

Top suction device based on photocatalyst

Technical Field

The utility model relates to an epidemic prevention technical field specifically is a device is inhaled on top based on photocatalyst.

Background

Respiratory diseases are diverse, with respiratory infectious diseases being particularly terrorist. Respiratory infectious diseases can be transmitted by droplets, physical contact, and co-breathing of air in enclosed spaces.

In the prior art, a mask, an eye patch, a head cover, protective clothing and disinfectant spraying are adopted for protection. The mask has a certain effect on droplet infection, but the effect is not good in a closed space, particularly in a narrow closed space such as an elevator cage, a private car and an airplane, the exhaled air is dispersed in the narrow closed space through the mask and is inhaled into the lungs by people, and people can share the air in the lungs of each other quickly to talk about preventing mutual infection. In addition, the mask is tightly attached to the mouth and the nose, and can prevent air from entering the lung and foul air in the digestive tract from entering the lung, so that the mask is very uncomfortable. For a person wearing glasses, if the weather temperature is low, the exhaled air can form a fog layer on the glasses, and the vision of the person is blocked.

The protective clothing is complex to manufacture, high in price, inconvenient to move after being worn, uncomfortable to wear and especially has great obstruction when the neck is rotated. The protective clothing is a special tool used in a real virus area, is not suitable for a common place where viruses possibly do not exist, and causes great psychological terrorism to people. In addition, the existing protective clothing can not make people know who wears the protective clothing, and a lot of unnecessary troubles are caused.

The large-area spraying of the disinfectant can kill a plurality of harmless viruses and bacteria at the spraying position, cause the ecological environment to lose balance, generate unnecessary negative effects and even cause worse results than infectious disease viruses needing to be prevented.

According to the western medicine theory, the light can kill viruses, and especially has better ultraviolet light wave effect; according to the oriental traditional Chinese medicine theory, the virus is formed by gathering negative substances too vigorously, the virus is a yin-nourishing substance, the virus is a yang-nourishing substance, and the yin-nourishing substance can eliminate the negative substances through the yang-nourishing substance, so that the method comprises the following steps: the photocatalyst can decompose viruses by eliminating or reducing the toxicity of the viruses through light, so that the invention of the jacking device based on the light waves and the photocatalyst is very necessary.

SUMMERY OF THE UTILITY MODEL

The top suction device is called a top suction unit for short, can disinfect and purify the gas exhaled by a patient and can disinfect and purify the gas inhaled by normal people, thereby greatly reducing the probability of mutually infecting respiratory infectious diseases between people in a narrow closed space. The utility model provides a device is inhaled on top based on photocatalyst, the utility model discloses a light wave and photocatalyst disinfect the gaseous of people's inspiratory gas and exhalation to reach the effect of prevention respiratory infectious disease.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a photocatalyst-based top suction device comprises: a head top fixing shell, an oronasal mask device, a retroauricular trachea, a mask inner trachea, a mask outer trachea and a disinfection device; the utility model discloses a disinfection device, including cover, trachea, disinfection device, cover, trachea, fixed shell, the cover is characterized in that trachea lower extreme is connected with trachea upper end behind the ear, trachea inserted in the ear nose cover device behind the ear, the aperture has been seted up at the positive center of disinfection device lower extreme, and the tight bow tie of cover trachea top set shell cambered surface upwards follows to stretch, follows to the aperture department that the positive center of disinfection device lower extreme was seted up, inserts in the aperture that the positive center of disinfection device lower extreme was seted up, the positive central position in disinfection device upper end is provided with the aperture, and the outer trachea of.

The sterilizing device includes: light source mounting bracket, illuminator and light disinfection generator.

One end of the light source mounting rack is connected with the light emitter, and the other end of the light source mounting rack is connected with the light disinfection generator, so that the light emitter is suspended in the light disinfection generator; the light emitters are arranged in two, one above and one below, and the two light emitters are opposite in parallel.

The air pipe in the cover is inserted into the light disinfection generator from the lower part of the light disinfection generator, the upper outlet of the air pipe in the cover is arranged at the position below the light disinfection generator, and air can pass between the air pipe in the cover and the light disinfection generator.

The outer gas pipe of the cover is inserted into the light disinfection generator from the upper surface of the light disinfection generator, the lower outlet of the outer gas pipe of the cover is arranged at the position above the light disinfection generator, and gas can pass between the outer gas pipe of the cover and the light disinfection generator.

The light disinfection generator includes: the light disinfection generator comprises a light disinfection generator body and a photocatalyst layer, wherein the photocatalyst layer is coated on the inner wall of the light disinfection generator body.

The light disinfection generator is internally provided with a grid body coated with a photocatalyst layer.

Emits light waves, preferably violet and ultraviolet light waves, and emits light around.

The light disinfection generator body is made of opaque materials, and light waves are prevented from leaking out of the light disinfection generator.

The utility model has the advantages that:

everybody is constantly exhaling internal gas, inhales the gas in space around, the utility model discloses can only let gas come in and go out from degassing unit, be provided with light and photocatalyst in the degassing unit, when making the gaseous through illumination and photocatalyst of human breathing, just disinfected, wear a top based on photocatalyst and inhale the device back, use in narrow and small airtight space, though the sharing is gas in each other's the lung, though inhale the viral gas that has in the air, but has passed through disinfection to respiratory infectious disease has been prevented.

The utility model discloses in, the setting of illuminator can let the air of inspiration and the lung gas of spitting be abundant and the light source contact, disinfects, and the setting on photocatalyst layer can let illuminator and photocatalyst combine, further decomposes the virus in the gas.

Drawings

FIG. 1 is a schematic diagram of an embodiment.

FIG. 2 is a schematic view of an oral nasal mask device according to an embodiment.

Fig. 3 is a side view of a neck and shoulder closure band according to an embodiment.

Fig. 4 is a schematic view of a disinfection device according to an embodiment of the present invention.

Fig. 5 is a schematic view of a concavo-convex compactor according to an embodiment.

Fig. 6 is a schematic top view of a disinfection apparatus according to an embodiment of the present invention.

Fig. 7 is a schematic diagram of an embodiment of a light emitting device circuit.

FIG. 8 is a schematic view of a header fixing shell according to an embodiment.

Fig. 9 is a front view of a neck and shoulder closure band in accordance with an embodiment.

In the figure, 1-sealing basket, 2-neck and shoulder sealing belt, 21-transparent belt, 22-shoulder rope, 23-oxter rope, 24-chest and back rope, 25-arm extending hole, 3-top fixed shell, 31-transparent melon shell, 32-fixed pad, 4-oronasal mask device, 41-arc transparent cover, 42-oronasal sealing strip, 43-concave-convex pressing device, 431-spring in-out hole, 432-spring, 433-retraction cushion, 5-behind-ear trachea, 6-cover inner trachea, 61-air hole, 7-cover outer trachea, 8-disinfection device, 81-light source mounting rack, 82-illuminator, 83-light disinfection generator, 831-light disinfection generator body, 832-light contact layer.

Detailed Description

A photocatalyst-based top suction device comprises: a head top fixing shell 3, an oronasal mask device 4, a retroauricular trachea 5, a mask inner trachea 6, a mask outer trachea 7 and a disinfection device 8; the trachea upper end 5 is connected behind 6 lower extremes of trachea in the cover and the ear, trachea 5 inserts in the mouth nose cup device 4 behind the ear, the aperture has been seted up at the positive center of degassing unit 8 lower extreme, and the 6 tight copyhead top set casing 3 shell cambered surfaces of trachea upwards stretch in the cover, stretch to the aperture department that the positive center of degassing unit 8 lower extreme was seted up, insert in the aperture that the positive center of degassing unit 8 lower extreme was seted up, the positive central position in degassing unit 8 upper end is provided with the aperture, and cover trachea 7 inserts in the aperture.

The sterilizing device 8 comprises: light source mounting bracket 81, light emitter 82, light disinfection generator 83.

One end of the light source mounting rack 81 is connected with the light emitter 82, and the other end is connected with the light disinfection generator 83, so that the light emitter 82 is suspended in the light disinfection generator 83; the light emitters 82 are arranged in two, one above and one below, the two light emitters 82 being parallel-opposed.

As shown in fig. 4, the hood-inside gas pipe 6 is inserted into the light sterilizing generator 83 from below the light sterilizing generator 83, the upper outlet of the hood-inside gas pipe 6 is at a position below the light sterilizing generator 83, and gas can pass between the hood-inside gas pipe 6 and the light sterilizing generator 83.

The mask outer air tube 7 is inserted into the light disinfection generator 83 from above the light disinfection generator 83, the lower outlet of the mask outer air tube 7 is located above the light disinfection generator 83, and air can pass between the mask outer air tube and the light disinfection generator 83.

As shown in fig. 6, the light disinfection generator 83 includes: a light sterilization generator body 831 and a photocatalyst layer 832, the photocatalyst layer 832 is coated on the inner wall of the light sterilization generator body 831.

The photo-disinfection generator 83 is provided with a photo-catalyst mesh body coated with a photo-catalyst layer.

The light emitter 82 emits light waves, preferably ultraviolet and ultraviolet light waves, and can emit light around.

The light disinfection generator body 831 is made of opaque material, so that light waves are not leaked out of the light disinfection generator.

The present invention will be described in further detail with reference to the drawings of the first embodiment and the first embodiment.

As shown in fig. 1:

the specific embodiment one comprises: the mask comprises a sealing basket 1, a neck shoulder sealing belt 2, a crown fixing shell 3, an oronasal mask device 4, a retroauricular trachea 5, an in-mask trachea 6, an out-mask trachea 7 and a disinfection device 8.

As shown in fig. 1 and 8:

the lower end of the sealing basket 1 is bonded with the neck shoulder sealing belt 2 by transparent glue and keeps sealed and bonded together.

The upper end of the sealing basket 1 and the head top fixing shell 3 are bonded by transparent glue and kept to be sealed and bonded together.

A small round hole is formed in the center of the sealing basket 1, the air pipe 6 in the cover tightly clings to the shell of the crown fixing shell 3 and extends upwards, and the upper port of the air pipe 6 in the cover is led into the small round hole formed in the center of the sealing basket 1 and keeps the periphery and the sealing basket 1 to be bonded together in a sealing mode.

The cover inner air pipe 6 is sleeved in the ear rear air pipe 5, the sleeve joint is bonded by sealing transparent adhesive tape, and the sleeve joint is kept in a sealing state.

The lower end of the retroauricular trachea 5 is divided into three tracheas, the three tracheas are inserted into the oronasal mask device 4, the insertion opening is bonded by sealing transparent adhesive tape, and the insertion opening is kept in a sealing state.

The center of the lower end of the disinfection device 8 is provided with a small hole which is aligned with the small hole of the sealing basket 1, and the sealing basket 1 and the disinfection device 8 are bonded by transparent glue and kept to be bonded together in a sealing way.

A small hole is arranged at the right center of the upper end of the disinfection device 8, the outer air pipe 7 of the cover is inserted into the small hole, the insertion hole is bonded by a sealed transparent adhesive, and the insertion hole is kept in a sealed state.

Specifically, the sealing basket 1, the crown fixing shell 3 and the cover outer air pipe 7 are made of transparent plastic materials.

As shown in fig. 2:

the oronasal mask device 4 of the first embodiment comprises an arcuate transparent cover 41, an oronasal sealing bead 42 and a male and female depressor 43. A circle of mouth and nose sealing pressing strip 42 is adhered to the edge of the arc-shaped transparent cover 41, and thirty-four concave-convex pressing devices 43 are arranged in the mouth and nose sealing pressing strip 42; the oronasal sealing bead 42 has the same shape as the edge of the oronasal mask device 4 and a width of 8 mm.

The arc-shaped transparent cover 41 of the first embodiment is made of transparent plastic, and the shape and the concave-convex degree of the edge are similar to the inverse shape and the inverse concave-convex degree around the nose mouth of a person, namely the arc-shaped transparent cover can be approximately attached to the periphery of the nose mouth of the person in a way of closing the sewing groove; the center of the arc transparent cover 41 is bulged into an arc shape, and the arc-shaped transparent cover is away from the nose mouth of a person and keeps a distance of ten millimeters, so that a certain space is reserved in the middle after the edge of the nose mouth of the person is tightly attached to the edge of the oronasal mask device 4.

In the first embodiment, the shape and the degree of the concave-convex of the arc transparent cover 41 are divided into the European and American type and the Asian and non-Asian type to adapt to different degrees of the concave-convex of the face, the nose and the mouth of the European and American people and the Asian and non-Asian people.

As shown in fig. 8:

the retroauricular trachea 5 is inserted into the left and right sides of the arc transparent cover 41, and the insertion opening is sealed by transparent sealant.

As shown in fig. 2, the oronasal sealing bead 42 is made of transparent rubber, and thirty-four spring access holes 431 are arranged on one circle along the oronasal sealing bead 42.

As shown in fig. 8, the overhead fixing shell 3 of the first embodiment includes a transparent melon shell 31 and two fixing pads 32, the two fixing pads 32 are respectively arranged below two sides of the transparent melon shell 31 and connected with the transparent melon shell 31 through transparent plastic screws, and the gap between the transparent melon shell 31 and the fixing pads 32 can be adjusted by rotating the transparent plastic screws, so that the distance between the two fixing pads 32 can be adjusted. The fixing pad 32 is preferably a closed-cell type transparent foam rubber (sponge rubber).

As shown in fig. 5:

the male and female impactor 43 includes a spring access hole 431, a spring 432 and a retraction pad 433. The spring 432 is placed in the spring access hole 431, and a retraction cushion 433 is adhered to the hole end of the spring 432. The retraction cushion 433 is made of a closed-cell, transparent foam rubber (sponge rubber). The spring 432 may be made of a transparent plastic or a transparent resin material.

When the edge of the human nose mouth is attached to the edge of the oronasal mask device 4, the spring 432 and the retraction cushion 433 make up the place where the edge of the human nose mouth cannot be attached to the edge of the oronasal mask device 4 due to elasticity, so that a sealed space is enclosed by the human face and the oronasal mask device 4; also because of the elasticity of the spring 432 and the retraction cushion 433, the convex part of the nose and mouth edge of the person is not stressed too much, and the person feels uncomfortable.

As shown in fig. 3 and 9:

the neck and shoulder closure band 2 of the first embodiment comprises a transparent band 21, an upper shoulder rope 22, an underarm rope 23, a chest and back rope 24 and an arm extension hole 25. The transparent belt 21 is a thin sheet made of transparent rubber, has good elasticity, a sleeve which can be penetrated in and out of the rope is made at the hole edge of the arm extending hole 25, a part of the shoulder rope 22 is penetrated in the sleeve, and the penetrated end is fixed in the sleeve by transparent glue and is wound out in a circle; a part of the axillary rope 23 is inserted into the sleeve, one end of the inserted part is fixed in the sleeve by transparent adhesive, and the part is wound out in a circle in the opposite rotation direction. The lower edge of the transparent belt 21 is made into a sleeve which can be threaded in and out of the rope, a part of the two chest and back ropes 24 are threaded in the sleeve, one end of the threaded part is fixed in the sleeve by transparent adhesive, and the two ropes are wound out in a circle in the positive and negative directions.

Specifically, the arm extension hole 25 is arranged below two sides of the transparent belt 21, the edge of the arm extension hole 25 is made into a sleeve which can be threaded in and out of the rope, the shoulder rope 22 is arranged above the arm extension hole 25, a part of the shoulder rope 22 is threaded into the sleeve, and the threaded end is fixed in the sleeve by transparent adhesive and is wound out in a circle; the axillary rope 23 is arranged below the arm extending hole 25, a part of the axillary rope 23 penetrates into the sleeve at the edge of the arm extending hole 25, and the penetrating end is fixed in the axillary rope by transparent adhesive and winds out along the direction opposite to the direction of rotation of the shoulder rope; the lower edge of the transparent belt 21 is made into a sleeve which can be threaded in and out of the rope, the two chest and back ropes 24 are arranged at two sides of the transparent belt 21, one part of the chest and back rope 24 is threaded into the sleeve, one end of the threaded part is fixed in the sleeve by transparent adhesive, and the two ropes are wound out in a circle in the positive and negative directions.

As shown in fig. 4:

the sterilizing device includes: a light source mounting bracket 81, a light emitter 82 and a light disinfection generator 83.

One end of the light source mounting frame 81 is connected with the light emitter 82 through a bolt, the other end of the light source mounting frame 81 is connected with the light disinfection generator 83 through a bolt, and a sealing sheet is arranged for sealing, so that the light emitter 82 is suspended in the light disinfection generator 83, the light emitter 82 is specifically an ultraviolet lamp tube and is the light emitter 82, the two light emitters 82 are arranged, the upper light emitter is arranged, the lower light emitter is arranged, and the two light emitters 82 are parallel and opposite to each other.

The cover inner gas tube 6 is inserted into the light disinfection generator 83 from below the light disinfection generator 83, the insertion is sealed with a sealant, the upper outlet of the cover inner gas tube 6 is at a position below the light disinfection generator 83, and gas can pass between the cover inner gas tube 6 and the light disinfection generator 83.

The outside-hood gas pipe 7 is inserted into the light disinfection generator 83 from above the light disinfection generator 83, the insertion is sealed with a sealant, the lower outlet of the outside-hood gas pipe 7 is located above the light disinfection generator 83, and gas can pass between the outside-hood gas pipe and the light disinfection generator 83.

As shown in fig. 6:

the light disinfection generator 83 includes: a light sterilization generator body 831 and a photocatalyst layer 832, the photocatalyst layer 832 is coated on the inner wall of the light sterilization generator body 831. The light disinfection generator body 831 is made of glass materials, the inner wall of the light disinfection generator body 831 is a spherical inner wall structure formed by curved glass, the light condensation effect is good, the light intensity is enhanced, and a layer of nano film is formed by spraying TiO2 photocatalyst on the surface of the spherical inner wall structure.

The thickness of the photocatalyst coating 832 is 100nm, and the photocatalyst coating is formed by nano-scale titanium dioxide particles.

The light sterilizing generator body 831 is made of an opaque material.

As shown in fig. 4, 6, and 7: the lithium cell cup joints on light source mounting bracket 81, touches the sticky on the light disinfection generator body 831 outer wall of dynamic switch, and the lithium cell is connected with touching dynamic switch electricity, and the connecting wire passes through the aperture on the light disinfection generator body 831, and the department of passing is sealed with gasket and sealed glue, another electric wire and the ultraviolet tube of switch, the ultraviolet tube is overhead from taking electronic ballast.

In order to prevent the oral-nasal mask device 4 from shifting or loosening when a person exercises violently, a small round hole is formed at the uppermost end of the oral-nasal mask device 4, a small round hole is also formed at the edge of the head top fixing shell 3, which is opposite to the nose, one end of a transparent nylon rope with two small hooks is hooked on the small round hole of the oral-nasal mask device 4, and the other end of the transparent nylon rope is hooked on the small round hole of the head top fixing shell 3 and then tensioned; two small round holes are arranged on two sides of the oronasal mask device 4, and transparent nylon ropes are bound on the two small round holes, and the two nylon ropes can be tightly tensioned and firmly tied at the back of a neck.

Everyone is breathing out the internal gas constantly, inhales the gas of surrounding side of the body space, in narrow and small confined space, because the gas of exhalation is difficult to distribute away, a crowd of more than two people just shares the gas of exhalation in respective lung each other very soon, if some sick person has respiratory infectious disease, just there is the virus very soon in narrow and small confined space, other healthy people inhale his gas of exhalation, just infected with the virus.

A kind of top suction device based on photocatalyst, after the gas exhaled by people, through the light wave and photocatalyst treatment in the sterilizing unit 8 of the top suction device based on photocatalyst, can enter the airtight narrow space, thus has reduced or eliminated the toxicity of the gas exhaled by the patient; the gas inhaled by people can enter the lung after being treated by the light wave and the photocatalyst in the disinfecting device 8 of the jacking device based on the photocatalyst, thereby reducing or eliminating the toxicity of the gas in the closed narrow space and preventing people from jointly breathing the air in the closed narrow space to infect.

In a light disinfection generator 83 of a light catalyst-based top suction device, a light emitter 82 emits ultraviolet light and ultraviolet light waves, so that the whole light disinfection generator 83 is filled with light waves, free aminoxy groups and active oxygen, then a top suction device based on a light catalyst is worn, when a person inhales, outside air is absorbed into a disinfection device 8 from an outer cover gas pipe 7, and outside air passes through the disinfection device 8, is irradiated by the ultraviolet light and ultraviolet light waves emitted by the light emitter 82 and is treated by a photocatalyst layer 832 coated on the inner wall of a light disinfection generator body 831, and then enters into the mouth, nose and lungs through a gas pipe 6 in the cover. When a person exhales, the gas in the lungs is exhaled from the in-hood gas tube 6 to the disinfection device 8, passes through the disinfection device 8, is irradiated by the purple light and ultraviolet light waves emitted by the light emitter 82, is treated by the photocatalyst layer 832 coated on the inner wall of the light disinfection generator body 831, and then reaches the outside space through the out-hood gas tube 7.

The inhaled and exhaled gas is irradiated by light waves to be disinfected, and the light can kill viruses according to western medical theory and practical experience; according to the oriental traditional Chinese medicine theory and practical experience, the virus is formed by gathering negative substances too vigorously, the virus is a yin-nourishing substance, the virus is a yang-nourishing substance, and the yin-nourishing substance can eliminate the negative substances through the yin-nourishing substance, so that the method comprises the following steps: the virus toxicity is eliminated or reduced by light. Therefore, the gas containing the virus passes through the sterilizing device 8 of the present device, and the sterilizing treatment is performed, thereby preventing respiratory infectious diseases.

The gas is processed by the photocatalyst layer 832, which means that: the photocatalyst can generate a photocatalytic reaction similar to photosynthesis under the irradiation of light to generate free aminoxy and active oxygen with extremely strong oxidizing power, has a very strong photoredox function, can oxidize and decompose various organic compounds and partial inorganic matters, can destroy cell membranes of bacteria and proteins of solidified viruses, can kill bacteria and decompose organic pollutants, and decomposes the organic pollutants into pollution-free water (H20) and carbon dioxide (C02), so that the photocatalyst has extremely strong functions of sterilization, deodorization, snow prevention, pollution prevention, self cleaning and air purification, and the ultraviolet light and ultraviolet light waves emitted by people through the illuminator 82 are irradiated by the ultraviolet light and ultraviolet light waves and are treated by the photocatalyst layer 832 coated on the inner wall of the light disinfection generator body 831 to become nontoxic gas, thereby achieving the effect of preventing respiratory infectious diseases.

The photocatalyst is characterized in that oxygen molecules and water molecules in the air are utilized to convert contacted organic matters into carbon dioxide and water, the substance does not change, but can promote chemical reaction, and the effective period is very long theoretically. Meanwhile, titanium dioxide is nontoxic and harmless, and has been widely used in various fields such as food, medicine, cosmetics and the like.

The characteristics of the photocatalyst are briefly described as follows: the photocatalyst is a nanoscale gold flexor material (titanium dioxide is commonly used), is coated on the surface of a substrate, forms a thin film after being dried, and generates a strong catalytic degradation function under the action of light: can effectively degrade toxic and harmful gases in the air; can effectively kill various bacteria, has the antibacterial rate of 99.99 percent, can decompose and harmlessly treat toxins released by bacteria or fungi, and simultaneously has the functions of deodorization, stain resistance and the like.

Photocatalyst [ Photo catalyst ] is Photo = Light ] catalyst [ catalyst ] the synthesis word-photocatalyst is a generic name of a Photo-semiconductor fight of steps on the eastern side of the hall where the host stood to welcome the guests material with a photocatalytic function represented by nano-scale titanium dioxide, and is the most ideal material for treating indoor environmental pollution and eliminating virus in air in the world at present.

Example two:

example two the disinfection device 8 is different on the basis of the whole technical scheme of example one, and the technical scheme is disclosed as follows:

in order to better volatilize the photocatalyst to sterilize the gas inhaled into and exhaled from the human body, a photocatalyst grid structure is added to the sterilizing device in the second embodiment.

The sterilization apparatus of example two includes: light source mounting bracket, illuminator, light disinfection generator, photocatalyst grid body.

The photocatalyst grid is placed between two light emitters in the light disinfection generator.

The photocatalyst grid substrate is glass filaments, a photocatalyst coating is coated on the glass filaments, the thickness of the photocatalyst coating is 20nm, the glass filaments form a rectangular three-dimensional shape, one to ten photocatalyst grids are arranged in the light disinfection generator, and gas can flow in the meshes of the photocatalyst grid body.

The gas of the second embodiment enters from the light disinfection generator, not only can react with the photocatalyst layer on the inner wall of the light disinfection generator, but also reacts with the photocatalyst layer on the photocatalyst grid body, so that toxic substances in the inhaled and exhaled gas can be fully contacted with the photocatalyst to be decomposed and disinfected, and the disinfection effect of the photocatalyst on the gas is effectively improved.

The following describes the method of using the present invention with reference to the second embodiment:

firstly, as shown in fig. 1, 3, 4, 8 and 9, the head of a person sequentially enters from the neck-shoulder sealing belt 2, the sealing basket 1 and the head top fixing shell 3, the transparent melon shell 31 is worn on the head, the hands enter as the same as the head, the position of the transparent melon shell 31 is straightened by the hands, the position of the fixing pad 32 and the connecting transparent screw of the transparent melon shell 31 are adjusted by the hands, and the transparent melon shell 31 is fixed with the head of the person to be comfortable.

In the second step, as shown in fig. 1, 2 and 8, the position between the oronasal mask device 4 and the nose and mouth is manually adjusted.

In the third step, as shown in fig. 3 and 9, the arms are extended from the arm extension holes 25, respectively.

And fourthly, as shown in fig. 3 and 9, tightening the shoulder upper rope 22 and the armpit rope 23 on one arm, binding the transparent belt 21 and the arm shoulder junction by the shoulder upper rope 22 and the armpit rope 23 with the two hands, and binding the other arm shoulder by the same method.

And fifthly, as shown in fig. 3 and 9, the two chest and back ropes 24 are tightened, and the two hands use the two chest and back ropes 24 to tighten the transparent belt 21 with the chest and back of the person.

In the sixth step, as shown in fig. 4, 6, 7 and 8, the switch glued to the outer wall of the light sterilizing generator body 831 is activated by hand, and the light emitter 82 emits light.

And seventhly, naturally breathing like ordinary breathing.

And eighth step, after a period of use, cleaning the inner wall of the light disinfection generator and the photocatalyst grids.

When specifically using, still have a lot of different specific embodiments of big samely, nevertheless utilize technical scheme, or technical personnel in this field are in the utility model technical scheme's inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims (4)

1. A photocatalyst-based top suction device comprises: a head top fixing shell, an oronasal mask device, a retroauricular trachea, a mask inner trachea, a mask outer trachea and a disinfection device; the lower end of the air pipe in the cover is connected with the upper end of the rear ear air pipe, the rear ear air pipe is inserted into the mouth and nose mask device, a small hole is formed in the center of the lower end of the disinfection device, the air pipe in the cover is tightly attached to the cambered surface of the top fixing shell of the head and extends upwards to the small hole formed in the center of the lower end of the disinfection device, the air pipe is inserted into the small hole formed in the center of the lower end of the disinfection device, the small hole is formed in the center of the upper end of the disinfection device, and the air pipe outside the cover; characterized in that the disinfection device comprises: the light source mounting rack comprises a light source mounting rack, a light emitter and a light disinfection generator, wherein one end of the light source mounting rack is connected with the light emitter, and the other end of the light source mounting rack is connected with the light disinfection generator, so that the light emitter is suspended in the light disinfection generator; the inner wall of the light disinfection generator is coated with a photocatalyst layer.

2. The photocatalyst-based ceiling-mounted device as claimed in claim 1, wherein a photocatalyst mesh body coated with a photocatalyst layer is disposed in the photo-disinfection generator.

3. The photocatalyst-based ceiling device as claimed in claim 1, wherein the light emitted from the light emitter is purple light or ultraviolet light, and emits light around.

4. The photocatalyst-based ceiling suction device as recited in claim 1, wherein said light disinfection generator is made of opaque material to prevent light from leaking out of the light disinfection generator.

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