CN212854378U

CN212854378U - Virus epidemic prevention respirator

Info

Publication number: CN212854378U
Application number: CN202021835029.9U
Authority: CN
Inventors: 伍海峰
Original assignee: Changsha Jinglinzi Technology Co ltd
Current assignee: Changsha Jinglinzi Technology Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-04-02
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a virus epidemic prevention respirator, which comprises a head cover main body and an air processing unit, wherein the air processing unit is connected with the head cover main body through an air supply pipe and an exhaust pipe; the air processing unit comprises a primary filtering unit, a blowing unit and a plasma generating unit which are sequentially arranged along the air conveying direction; the plasma generation unit comprises an insulating tube, a cylindrical anode is arranged on the inner wall of the insulating tube, a round rod-shaped cathode is arranged on the central axis of the insulating tube, a reaction chamber is formed between the anode and the cathode, and a magnetic part is arranged on the outer wall of the insulating tube; the insulating tube comprises an inner tube and an outer tube, an exhaust cavity is arranged between the inner tube and the outer tube, an inlet and an outlet which are communicated with the exhaust cavity are arranged on the outer tube, the inlet is connected with one end of the exhaust tube, and the outlet is connected with an air inlet end of the exhaust unit. The utility model has the advantages of good purifying effect, high purifying efficiency, complete separation and virus killing.

Description

Virus epidemic prevention respirator

Technical Field

The utility model relates to an air purification technical field, concretely relates to virus epidemic prevention respirator.

Background

At present, the mainstream virus epidemic prevention respirators adopt a filtration-based technology, even the products of 3M company of American leading sheep in the industry have a bacterial filtration rate of no more than 98.3%, do not have a virus killing function, and the filtration rate continuously decreases with the use time, the diameter of the virus is only a few tenths of that of the bacterium, the filtration-type respirators cause the risk of being infected by the virus for a wearer, especially when the P4 grade virulent infectious disease, namely Ebola virus, is encountered, the infection can be caused by inhaling one virus, and the absolute safety and reliability protection is needed for human beings.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in: to the technical problem that prior art exists, the utility model provides a virus epidemic prevention respirator that purifying effect is good, purification efficiency is high and can the complete separation and kill the virus.

In order to solve the technical problem, the utility model discloses a technical scheme be:

a virus epidemic prevention respirator comprises a hood main body and an air processing unit, wherein the air processing unit is connected with the hood main body through an air supply pipe and an exhaust pipe; the air processing unit comprises a primary filtering unit and a plasma generating unit; the plasma generation unit comprises an insulating tube, a cylindrical anode is arranged on the inner wall of the insulating tube, a round rod-shaped cathode is arranged on the central axis of the insulating tube, a reaction chamber is formed between the anode and the cathode, and a magnetic part is arranged on the outer wall of the insulating tube; the insulating tube comprises an inner tube and an outer tube, an exhaust cavity is arranged between the inner tube and the outer tube, an inlet and an outlet which are communicated with the exhaust cavity are arranged on the outer tube, the inlet is connected with one end of the exhaust tube, and the outlet is connected with an air inlet end of an exhaust unit.

As a further improvement of the above technical solution:

the cathode is provided with a reaction sheet, the anode is provided with a plurality of discharge needles, the distribution direction of the discharge needles is consistent with that of the reaction sheet, and the needle heads of the discharge needles are opposite to the reaction sheet.

The plurality of discharge needles are spirally distributed on the anode, and the reaction plates are spirally distributed on the cathode; the insulation tube is provided with a groove at the position of the discharge needle, and a permanent magnet is arranged in the groove.

The exhaust unit is an exhaust pump, and an air outlet end of the exhaust pump is connected with an air purifier.

The primary filtration unit comprises filter cotton.

The insulating tube is a ceramic tube.

The plasma filtering device further comprises a blowing unit, wherein the blowing unit is located between the primary filtering unit and the plasma generating unit or located at the air outlet end of the plasma generating unit.

The blower unit includes a blower.

Compared with the prior art, the utility model has the advantages of:

the utility model discloses carry out the primary filter of dust granule through primary filter unit to the air, introduce to plasma generating unit through the blast air unit again, because plasma generating unit circular telegram back, produce the electric field and produce plasma in the reaction cavity between positive pole and negative pole, and the magnetic part produces the magnetic field in the reaction cavity, plasma retrains in the reaction cavity under the effect of this magnetic field, the density of plasma has been increased, high density plasma then bombards pollutant molecule (various microorganisms, including bacterium, virus, fungus spore etc.) in the air, make pollutant molecule ionization, dissociation and excitation, thereby make pollutant molecule reduce to the safe material molecule that simple substance molecular structure just is low to the human body harm, decompose various harmful gas completely simultaneously, like formaldehyde, hydrogen sulfide, biochemical poison gas etc., provide the air that does not have the virus pollution, the purpose of purifying air is achieved, thereby achieving the effect of completely blocking and killing viruses.

After the plasma generation unit is electrified, when an electric field is generated in the reaction chamber between the anode and the cathode, a discharge gap of a specific area (a plasma area which is spirally distributed can be formed actually) can be formed between the discharge needle and the cathode and between the discharge needle and the reaction sheet, and plasma with higher density is generated, so that the efficiency of air purification can be further improved; furthermore, the reaction plates are distributed spirally along the air transmission direction, so that the air passing through the reaction chamber flows forwards spirally, the air transmission path is prolonged, the time of the air reacting with the plasma is prolonged, and the air purification effect is further guaranteed.

The permanent magnet is arranged at the position of the discharge needle of the insulating tube, so that the magnetic field intensity of the discharge needle can be enhanced, more plasmas can be restrained, the density of the plasmas is further improved, and the efficiency and the effect of air purification are improved; still be equipped with adjusting part in addition, can carry out the regulation of temperature and humidity to the gas after the purification, the travelling comfort of guarantee use. The utility model discloses a be provided with the exhaust chamber in the insulating tube, the gas of human exhalation then discharges through the exhaust chamber, and the gas of exhalation carries out the heat transfer operation in the exhaust chamber simultaneously, can cool off positive pole and reaction chamber etc. guarantee the normal work of each part.

Drawings

Fig. 1 is a perspective view of the embodiment of the present invention.

Fig. 2 is a cross-sectional view of an embodiment of an air handling unit of the present invention.

Fig. 3 is a view a-a of fig. 2.

Illustration of the drawings: 1. an air handling unit; 101. an air inlet; 102. an air outlet; 2. a primary filtration unit; 3. a blower unit; 4. a plasma generating unit; 401. an insulating tube; 4011. an inner tube; 4012. an outer tube; 402. an anode; 403. a discharge needle; 404. a cathode; 405. reaction plates; 406. a permanent magnet; 407. a magnetic member; 408. an exhaust chamber; 4081. an inlet; 4082. An outlet; 409. a reaction chamber; 5. an exhaust unit; 6. a filter element unit; 7. a hood body; 8. an air supply pipe; 9. an exhaust pipe.

Detailed Description

The invention is further described with reference to the drawings and the specific embodiments.

As shown in fig. 1 and 2, the virus epidemic prevention respirator of the present embodiment comprises a hood main body 7 and an air processing unit 1, wherein the hood main body 7 can adopt a conventional structure, such as a hood framework and a hood, an eyepiece is arranged on the hood framework, and the hood framework is fixed on the head and has a certain sealing property with the neck; the hood main body 7 is connected with the air processing unit 1 through an air supply pipe 8 and an exhaust pipe 9; the air processing unit 1 is provided with an air inlet 101 and an air outlet 102, and two ends of the blast pipe 8 are respectively connected with the hood main body 7 and the air outlet 102; the air processing unit 1 comprises a primary filtering unit 2, a blowing unit 3 and a plasma generating unit 4 which are arranged in sequence along the air conveying direction (namely along the direction from the air inlet 101 to the air outlet 102); the plasma generation unit 4 includes an insulating tube 401 (e.g., a ceramic tube, etc.), a cylindrical anode 402 is disposed on an inner wall of the insulating tube 401, a cathode 404 having a rod shape is disposed on a central axis of the insulating tube 401, a reaction chamber 409 is formed between the anode 402 and the cathode 404, and a magnetic member 407 is disposed on an outer wall of the insulating tube 401. Air enters the air processing unit 1 through the air inlet 101, the air is subjected to primary filtration of dust particles through the primary filtration unit 2 (such as filter cotton) and then is introduced into the plasma generation unit 4 through the air blowing unit 3 (such as an induced draft fan) after the plasma generation unit 4 is electrified, an electric field is generated in the reaction chamber 409 between the anode 402 and the cathode 404 so as to generate plasma, meanwhile, the magnetic member 407 (such as an electrified coil or a magnet) generates a magnetic field in the reaction chamber 409, the magnetic force lines of the magnetic field are along the radial direction of the reaction chamber 409, the plasma is confined in the reaction chamber 409 under the action of the magnetic field, the density of the plasma is increased, the high-density plasma bombards pollutant molecules (various microorganisms including bacteria, viruses, fungal spores and the like) in the air so as to ionize, dissociate and excite the pollutant molecules, therefore, pollutant molecules are reduced to safe substance molecules with a simple substance molecular structure and low harm to human bodies, various harmful gases such as formaldehyde, hydrogen sulfide, biochemical poison gas and the like are completely decomposed, virus-free and pollution-free air is provided, the purpose of purifying the air is achieved, and the purified air is discharged through the air outlet 102 and enters the hood main body 7 through the air supply pipe 8 for use.

As shown in fig. 2, in the present embodiment, the insulating tube 401 includes an inner tube 4011 and an outer tube 4012, and an exhaust chamber 408 is disposed between the inner tube 4011 and the outer tube 4012; an inlet 4081 and an outlet 4082 which are communicated with the exhaust cavity 408 are arranged on the outer tube 4012; wherein the one end of exhaust pipe 9 then links to each other with entry 4081, and the gas of human suction enters into exhaust cavity 408 through exhaust pipe 9 in, carries out the heat transfer with inner tube 4011 again after, discharges to the outside through export 4082 again to can cool off positive pole 402 and reaction chamber 409 etc. guarantee the normal work of each part. Wherein an air exhaust unit 5 (such as an air exhaust pump) is disposed at the outlet 4082 to exhaust air. In order to ensure that the discharged air is pollution-free, the air outlet end of the exhaust pump is additionally provided with another air treatment unit 1 or other air treatment devices with the same structure, so that the pollution-free environment of the air discharged by human bodies is ensured.

In this embodiment, the cathode 404 is provided with the reaction plate 405 in a spiral distribution, the anode 402 is provided with the discharge needles 403 in a spiral distribution, the spiral distribution direction of the discharge needles 403 is the same as the spiral distribution direction of the reaction plate 405, and the tips of the discharge needles 403 face the reaction plate 405. Wherein the reaction plate 405 and the cathode 404 are made of the same material, and can be arranged in a split manner or in an integrated manner; the discharge needle 403 and the anode 402 are made of the same material, and can be arranged in a split manner or in an integrated manner; after the plasma generation unit 4 is powered on, an electric field is generated in the reaction chamber 409 between the anode 402 and the cathode 404, and at the same time, a discharge gap of a specific region (actually, a spirally-distributed plasma region is also formed) is formed between the discharge needle 403, the cathode 404 and the reaction plate 405, so that plasma with higher density is generated, and the efficiency of air purification can be further improved; further, the reaction plate 405 is spirally distributed along the air transmission direction, so that the air passing through the reaction chamber 409 flows forwards spirally, the air transmission path is extended, that is, the time for the air to react with the plasma is prolonged, and the air purification effect is further ensured.

In this embodiment, the insulating tube 401 has a groove at the position of the discharge needle 403, and the permanent magnet 406 is disposed in the groove. Similar to the principle of the magnetic member 407, the permanent magnet 406 is disposed at the position of the discharge needle 403, so that the magnetic field strength at the position of the discharge needle 403 can be enhanced, more plasma can be confined, the density of the plasma can be further increased, and the efficiency and the effect of air purification can be further improved.

In this embodiment, the air outlet 102 is provided with the filter element unit 6 (such as nano activated carbon), which can further purify the toxic gas in the purified air. In addition, the outlet of the filter element unit 6 can be provided with an adjusting unit (such as a conventional temperature regulator with a heating pipe and a refrigerating sheet and a water storage tank with a heating block) for adjusting the temperature and humidity of the air, if the air is relatively humid in rainy days, the air after purification can be heated by the adjusting unit, and the air is dried, or under the condition that the air is relatively dry, the air can be humidified by the adjusting unit, so that the human body can breathe more comfortably, and the use comfort of the epidemic prevention respirator is improved.

In this embodiment, can also be provided with the wind pressure sensor in hood main part 7, detect the air pressure in the hood main part 7 to the wind speed of the air-blast unit 3 (like the draught fan) that corresponds according to the air pressure adjustment, then reduce the wind speed of draught fan if air pressure is greater than the standard value, then increase the wind speed of draught fan if air pressure is less than the standard value, thereby guarantee that the air pressure in hood main part 7 is in certain extent, guarantee to breathe smoothly. Wherein the air treatment unit 1 is integrally arranged in a box body and is worn on the surface of a human body through matched accessories (such as a bridle, a waistcoat and the like). Of course, a display may be provided on the box body of the air processing unit 1 to display information such as the operating state of the air processing unit 1.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, a plurality of modifications and decorations without departing from the principle of the present invention should be considered as the protection scope of the present invention.

Claims

1. A virus epidemic prevention respirator comprises a hood main body (7) and is characterized by also comprising an air processing unit (1), wherein the air processing unit (1) is connected with the hood main body (7) through an air supply pipe (8) and an exhaust pipe (9); the air treatment unit (1) comprises a primary filtering unit (2) and a plasma generation unit (4); the plasma generation unit (4) comprises an insulating tube (401), a cylindrical anode (402) is arranged on the inner wall of the insulating tube (401), a round rod-shaped cathode (404) is arranged on the central axis of the insulating tube (401), a reaction chamber (409) is formed between the anode (402) and the cathode (404), and a magnetic part (407) is arranged on the outer wall of the insulating tube (401); insulating tube (401) include inner tube (4011) and outer tube (4012), be provided with exhaust chamber (408) between inner tube (4011) and outer tube (4012), be provided with the intercommunication on outer tube (4012) entry (4081) and export (4082) of exhaust chamber (408), wherein entry (4081) with the one end of exhaust pipe (9) links to each other, export (4082) are connected with the inlet end of exhausting unit (5).

2. The virus epidemic prevention respirator of claim 1, wherein the cathode (404) is provided with a reaction plate (405), the anode (402) is provided with a plurality of discharge needles (403), the distribution direction of the discharge needles (403) is consistent with the distribution direction of the reaction plate (405), and the needle head of each discharge needle (403) faces the reaction plate (405).

3. The virus epidemic prevention respirator of claim 2, wherein a plurality of the discharge needles (403) are spirally distributed on the anode (402), and the reaction plates (405) are spirally distributed on the cathode (404); the insulating tube (401) is provided with a groove at the position of the discharge needle (403), and a permanent magnet (406) is arranged in the groove.

4. The virus epidemic prevention respirator according to any one of claims 1-3, wherein the exhaust unit (5) is an exhaust pump, and an air purifier is connected to an air outlet end of the exhaust pump.

5. A viral epidemic prevention respirator according to any one of claims 1 to 3, wherein the primary filter unit (2) comprises filter cotton.

6. The virus epidemic prevention respirator of any one of claims 1 to 3, wherein the insulating tube (401) is a ceramic tube.

7. The virus epidemic prevention respirator according to any one of claims 1 to 3, further comprising a blower unit (3), wherein the blower unit (3) is located between the primary filter unit (2) and the plasma generation unit (4) or at the air outlet end of the plasma generation unit (4).

8. A viral epidemic prevention respirator according to claim 7, wherein the blower unit (3) comprises a blower.