CN112283839A

CN112283839A - Movable biomedical isolation cabin

Info

Publication number: CN112283839A
Application number: CN202011357012.1A
Authority: CN
Inventors: 伍海峰; 姚少怀; 徐林; 冯锦章; 庄永和; 王正祥; 王规祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-27
Filing date: 2020-11-27
Publication date: 2021-01-29
Anticipated expiration: 2040-11-27
Also published as: CN112283839B

Abstract

The invention discloses a mobile biomedical isolation cabin, comprising a cabin body, wherein an air shower room and a treatment room which are independently sealed with each other are arranged in the cabin; an air shower unit is arranged in the air shower room; There are an air inlet and an air outlet, a fresh air channel is arranged on the top of the cabin, one end of the fresh air channel is connected with the outside of the cabin, and the other end of the fresh air channel is connected with the air inlet, the air inlet and the Each air outlet is provided with a fresh air unit; the fresh air unit includes a filter unit, a plasma generating unit and an air supply unit that are connected in sequence along the air conveying direction; the plasma generating unit includes an insulating tube, and an anode is arranged on the inner wall of the insulating tube A 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 member is arranged on the outer wall of the insulating tube. The invention has the advantages of good purification effect, high purification efficiency, and can completely kill various microorganisms in the air.

Description

Movable biomedical isolation cabin

Technical Field

The invention relates to the technical field of air purification, in particular to a movable biomedical isolation cabin.

Background

The fresh air system is a novel ventilation and exhaust device, belongs to an open circulating system, and enables people to breathe fresh, clean and high-quality air indoors. The fresh air system is composed of a fan, an air inlet, an air outlet, various pipelines and joints. The fan installed in the suspended ceiling is connected with a series of air outlets through a pipeline, the fan is started, indoor polluted air is discharged to the outside through the air outlets and the fan, negative pressure is formed indoors, outdoor fresh air enters the indoor through an air inlet installed above a window frame (between the window frame and a wall body), and therefore indoor personnel can breathe high-quality fresh air.

Purification is an important link in the new trend system, the new trend system can be provided with purifier in the intake stack usually, come some dust and the large granule air particle that the deaerate has through purifier, good purifier can detach the allergen and the microorganism that influence human health even (such as bacterium and bacterium), though purifier is perfect day by day in the function of filtering, but still can not kill the virus, such as novel coronavirus pneumonia, this virus need be in 56 degrees conditions continuous 30 minutes just can be inactivated, however, the new trend system on the market all is mainly with physical filtration at present, does not possess the function of inactivating the virus.

The outbreak of new crown epidemic situation makes people have the requirement of inactivation virus function to new trend system, and the use scene of new trend system of taking the inactivation virus function has also expanded greatly: there is an urgent need for homes, hospitals, malls, cinemas, museums, libraries, KTVs, schools, factories, office buildings, hotels, ambulances, buses, high-speed rails, subways, cruise ships, airplanes, naval vessels, etc.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: aiming at the technical problems in the prior art, the invention provides the mobile biomedical isolation cabin which has good purification effect and high purification efficiency and can completely kill various microorganisms.

In order to solve the technical problems, the invention adopts the technical scheme that:

a movable biomedical isolation cabin comprises a cabin body, wherein a wind leaching room and a treatment room which are mutually independent and sealed are arranged in the cabin body; an air shower unit is arranged in the air shower chamber; the treatment room is provided with an air inlet and an air outlet, the top of the cabin body is provided with a fresh air channel, one end of the fresh air channel is communicated with the outside of the cabin body, the other end of the fresh air channel is connected with the air inlet, and the air inlet and the air outlet are both provided with fresh air units; the fresh air unit comprises a filtering unit, a plasma generating unit and an air supply unit which are sequentially butted along the air conveying direction; the plasma generation unit comprises an insulating tube, an anode is arranged on the inner wall of the insulating tube, a 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.

As a further improvement of the above technical solution:

the anode is provided with a plurality of discharge plates which are separately arranged on the anode, and a certain gap is formed between each discharge plate and the cathode.

And a partition board is arranged between every two adjacent discharge plates, one end of each partition board is arranged on the cathode, and a certain gap is formed between the other end of each partition board and the anode.

The insulating tube is provided with a groove at the position of the discharge plate, and a permanent magnet is arranged in the groove.

The insulating tube comprises an inner tube and an outer tube, an exhaust cavity is arranged between the inner tube and the outer tube, and an inlet and an outlet which are communicated with the exhaust cavity are arranged on the outer tube.

The air shower unit comprises a plurality of high-pressure nozzles positioned above the air shower chamber, and each high-pressure nozzle is connected with the air pump.

The air shower is far away from one side of treatment room has seted up first sealing door, be provided with the second sealing door between air shower and the treatment room, interlock each other between first sealing door and the second sealing door.

The air inlet is located at the top of the cabin body close to the second sealing door, and the air outlet is located at the bottom of the cabin body far away from the air inlet.

The treatment room is internally provided with a temperature adjusting unit.

Medical equipment is arranged in the treatment room.

Compared with the prior art, the invention has the advantages that:

(1) the air shower unit of the air shower room firstly cleans foreign matters or dust on the body of a patient or medical personnel, thereby effectively blocking or reducing dust sources from entering a treatment room; the fresh air unit of the air inlet of the treatment room can purify the fresh air entering the treatment room, so that the cleanness and the sterility of the treatment room are ensured; the fresh air component at the air outlet of the treatment room can purify the air discharged out of the cabin body, so that the cleanness and the sterility of the discharged air are ensured; when air is purified, the air is primarily filtered by the filtering unit, and then is introduced into the plasma generating unit, after the plasma generating unit is electrified, an electric field is generated in a reaction chamber between an anode and a cathode to generate plasma, the magnetic part generates a magnetic field in the reaction chamber, the plasma is confined in the reaction chamber 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 to ionize, dissociate and excite the pollutant molecules, so that the pollutant molecules are reduced to safe substance molecules with a simple substance molecular structure and low harm to a human body, and various harmful gases such as formaldehyde, hydrogen sulfide, biochemical toxic gas and the like are completely decomposed to provide virus-free and pollution-free air, the purpose of purifying air is achieved.

(2) After the plasma generating unit is electrified, an electric field is generated in the reaction cavity between the anode and the cathode, and meanwhile, a discharge gap of a specific area (a plasma area which is spirally distributed can be formed actually) is formed between the discharge plate and the cathode, so that plasma with higher density is generated, and the air purification efficiency can be further improved; furthermore, the arrangement of the discharge plates and the partition plates enables the air duct for whole air transmission to be S-shaped, so that the transmission path of air is prolonged, namely, the time for air to react with plasma is prolonged, and the air purification effect is further guaranteed.

(3) The permanent magnet is arranged at the position of the discharge plate of the insulating tube, so that the magnetic field intensity of the discharge plate 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.

(4) The insulating tube is internally provided with the exhaust cavity, and outside air enters the exhaust cavity to perform heat exchange operation with all parts of the plasma generation unit, so that the anode, the reaction cavity and the like can be cooled, and the normal work of all parts is guaranteed.

Drawings

FIG. 1 is a side view of the present invention.

Fig. 2 is a top view structural diagram of the embodiment of the present invention.

Fig. 3 is a structural diagram of a fresh air component according to an embodiment of the present invention.

Fig. 4 is a view a-a of fig. 3.

Illustration of the drawings: 1. a cabin body; 101. an air shower; 102. a treatment room; 1021. a first sealing door; 1022. a second sealing door; 1023. a hospital bed; 1024. a chair; 1025. a work table; 1026. a pass-through window; 1027. a toilet; 1028. a vacuum toilet; 1029. a shower head; 103. a fresh air channel; 104. an air inlet; 105. an air outlet; 2. a wind showering unit; 201. a nozzle; 3. a fresh air unit; 31. a housing; 32. a filtration unit; 33. an air supply unit; 34. a plasma generating unit; 3401. an insulating tube; 34011. an inner tube; 34012. an outer tube; 3402. an anode; 3403. a discharge plate; 3404. a cathode; 3405. a partition plate; 3406. a permanent magnet; 3407. a magnetic member; 3408. an exhaust chamber; 34081. an inlet; 34082. an outlet; 3409. a reaction chamber; 35. and a filter element unit.

Detailed Description

The invention is further described below with reference to the figures and the specific embodiments of the description.

As shown in fig. 1 and fig. 2, the mobile biomedical isolation capsule of the present embodiment includes a capsule body 1, and a wind leaching room 101 and a treatment room 102 which are sealed independently from each other are disposed in the capsule body 1; an air shower unit 2 is arranged in the air shower 101; the treatment room 102 is provided with an air inlet 104 and an air outlet 105, the top of the cabin body 1 is provided with a fresh air channel 103, one end of the fresh air channel 103 is communicated with the outside of the cabin body 1, the other end of the fresh air channel 103 is connected with the air inlet 104, and the air inlet 104 and the air outlet 105 are both provided with fresh air units 3. Specifically, when a person enters the treatment room 102, the person needs to enter the air shower 101 first, and the air shower unit 2 of the air shower 101 cleans foreign matters or dust on the body of the patient or medical care personnel, so that the dust source is effectively blocked or reduced from entering the treatment room 102; the fresh air unit 3 of the air inlet 104 of the treatment room 102 can purify the fresh air entering the treatment room 102, so as to ensure that the treatment room 102 is clean and sterile; the fresh air unit 3 at the air outlet 105 of the treatment room 102 can purify the air exhausted from the cabin 1, so as to ensure the cleanness and the sterility of the exhausted air.

In a preferred embodiment, the air shower unit 2 includes a plurality of high pressure nozzles 201 above the air shower 101, and each high pressure nozzle 201 is connected to an air pump. The external air is sucked by the air pump, filtered, enters the nozzle 201, is sprayed on the human body to remove dust or foreign matters, is filtered again, and is discharged out of the air shower 101. Of course, according to the standard of the laboratory, the air entering the air shower 101 may be purified and then sprayed into the air shower 101, and the air in the air shower 101 may be purified and then discharged to the outside of the air shower 101.

In a preferred embodiment, a first sealing door 1021 is arranged on one side of the air shower 101 away from the treatment room 102, a second sealing door 1022 is arranged between the air shower 101 and the treatment room 102, and the first sealing door 1021 and the second sealing door 1022 are mutually interlocked. Specifically, after the first sealing door 1021 is opened, the second sealing door 1022 is in an unopenable state, so as to ensure that external air does not enter the treatment room 102; after the first door 1021 is closed, it takes a certain time (e.g. 10s) to open the second door 1022.

As shown in fig. 1 and 2, in a preferred embodiment, the air inlet 104 is located at the top of the enclosure 1 near the second door 1022, and the air outlet 105 is located at the bottom of the enclosure 1 far from the air inlet 104. In addition, a temperature regulating unit (such as an air conditioning system) is arranged in the treatment room 102 to ensure the indoor air to be constant. Specifically, medical equipment such as a hospital bed 1023, a workbench 1025, a chair 1024, etc. is arranged in the treatment room 102; a toilet 1027 and corresponding sanitary equipment such as a hand washing basin, a vacuum toilet 1028 and a shower head 1029 are also arranged in the treatment room 102; a delivery window 1026 or the like is also provided in treatment room 102.

As shown in fig. 3 and 4, the fresh air unit 3 includes a filtering unit 32, a plasma generating unit 34 and an air supply unit 33, which are connected in series along the air conveying direction, and are all located in a housing 31; the plasma generation unit 34 includes an insulating tube 3401, an anode 3402 is disposed on an inner wall of the insulating tube 3401, a cathode 3404 is disposed on a central axis of the insulating tube 3401, a reaction chamber 3409 is formed between the anode 3402 and the cathode 3404, and a magnetic member 3407 is disposed on an outer wall of the insulating tube 3401. After passing through the fresh air channel 103, the outside air enters the fresh air unit 3 through the air inlet 104, is subjected to primary filtration of impurities such as dust particles and the like through the filtering unit 32 (such as filter cotton and the like), and then enters the plasma generating unit 34, after the plasma generating unit 34 is electrified, an electric field is generated in the reaction chamber 3409 between the anode 3402 and the cathode 3404, so that plasma is generated, meanwhile, the magnetic part 3407 (such as an electrified coil or a magnet and the like) generates a magnetic field in the reaction chamber 3409, the magnetic lines of force of the magnetic field are along the radial direction of the reaction chamber 3409, the plasma is confined in the reaction chamber 3409 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 that the pollutant molecules are ionized, dissociated and excited, therefore, pollutant molecules are reduced to safe substance molecules with simple substance molecular structures and low harm to human bodies, various harmful gases such as formaldehyde, hydrogen sulfide, biochemical toxic 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 conveyed to the treatment room 102 through the air supply unit 33 to be used by medical staff and patients.

In one embodiment, a plurality of discharge plates 3403 are disposed on the anode 3402, the plurality of discharge plates 3403 are spaced apart on the anode 3402, and a gap is formed between each discharge plate 3403 and the cathode 3404; a separator 3405 is disposed between each adjacent discharge plates 3403, one end of the separator 3405 is disposed on the cathode 3404, and a certain gap is formed between the other end and the anode 3402. After the plasma generation unit 34 is powered on, an electric field is generated in the reaction chamber 3409 between the anode 3402 and the cathode 3404, and at the same time, a discharge gap in a specific area is formed between the discharge plate 3403 and the cathode 3404, so that plasma with higher density is generated, and the efficiency of air purification can be further improved; further, the arrangement of the discharge plate 3403 and the partition plate 3405 enables the whole air transmission air duct to be in an S shape, so that the transmission path of the air is prolonged, that is, the time for the air to react with the plasma is prolonged, and the air purification effect is further guaranteed.

In one embodiment, the insulating tube 3401 is provided with a groove at the position of the discharge plate 3403, and the permanent magnet 3406 is provided in the groove. Similar to the principle of the magnetic member 3407, the permanent magnet 3406 is arranged at the position of the discharge plate 3403, so that the magnetic field strength at the position of the discharge plate 3403 can be enhanced, more plasmas can be confined, the density of the plasmas is further improved, and the efficiency and the effect of air purification are further improved.

In one embodiment, the insulating tube 3401 includes an inner tube 34011 and an outer tube 34012, with an exhaust cavity 3408 disposed between the inner tube 34011 and the outer tube 34012; the outer tube 34012 is provided with an inlet 34081 and an outlet 34082 which are communicated with the exhaust cavity 3408; outside air enters the exhaust cavity 3408 through the inlet 34081, exchanges heat with the inner tube 34011, and is exhausted to the outside through the outlet 34082, so that the anode 3402, the reaction cavity 3409 and the like can be cooled, and normal operation of each component is guaranteed.

In one embodiment, a filter element unit 35, such as nano activated carbon, is disposed between the plasma generating unit 34 and the air supply unit 33; the air purified by the plasma generation unit 34 is introduced into the filter element unit 35, and impurities such as exhaust gas generated in the plasma generation unit 34 are filtered by the filter element unit 35.

The movable biological medical cabin can be used for isolation and treatment of fulminating infectious patients, air-ground transportation, emergency evacuation and the like in case of epidemic situations according to requirements; the device can be rapidly configured into special wards, battlefield operating rooms, biochemical safety protection cabins and the like in wartime.

The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may be made by those skilled in the art without departing from the principle of the invention.

Claims

1. A movable biomedical isolation cabin is characterized by comprising a cabin body (1), wherein a wind leaching room (101) and a treatment room (102) which are mutually independent and sealed are arranged in the cabin body (1); an air shower unit (2) is arranged in the air shower (101); the treatment room (102) is provided with an air inlet (104) and an air outlet (105), the top of the cabin body (1) is provided with a fresh air channel (103), one end of the fresh air channel (103) is communicated with the outside of the cabin body (1), the other end of the fresh air channel (103) is connected with the air inlet (104), and the air inlet (104) and the air outlet (105) are both provided with fresh air units (3); the fresh air unit (3) comprises a filtering unit (32), a plasma generating unit (34) and an air supply unit (33) which are sequentially connected in a butt joint mode along the air conveying direction; the plasma generation unit (34) comprises an insulating tube (3401), an anode (3402) is arranged on the inner wall of the insulating tube (3401), a cathode (3404) is arranged on the central axis of the insulating tube (3401), a reaction chamber (3409) is formed between the anode (3402) and the cathode (3404), and a magnetic part (3407) is arranged on the outer wall of the insulating tube (3401).

2. The mobile biomedical isolation capsule according to claim 1, wherein a plurality of discharge plates (3403) are arranged on the anode (3402), the plurality of discharge plates (3403) are separately arranged on the anode (3402), and a certain gap exists between each discharge plate (3403) and the cathode (3404).

3. The mobile biomedical isolation capsule according to claim 2, wherein a partition (3405) is disposed between each adjacent discharge plates (3403), one end of the partition (3405) is disposed on the cathode (3404), and the other end of the partition has a certain gap from the anode (3402).

4. The mobile biomedical isolation capsule according to claim 2, characterized in that the insulating tube (3401) is provided with a groove at the location of the discharge plate (3403), in which groove a permanent magnet (3406) is provided.

5. The mobile biomedical isolation capsule according to any one of claims 1 to 4, characterized in that the insulation tube (3401) comprises an inner tube (34011) and an outer tube (34012), an exhaust cavity (3408) is arranged between the inner tube (34011) and the outer tube (34012), and the outer tube (34012) is provided with an inlet (34081) and an outlet (34082) which are communicated with the exhaust cavity (3408).

6. The mobile biomedical isolation capsule according to any one of claims 1 to 4, wherein the air shower unit (2) comprises a plurality of high pressure nozzles (201) located above the air shower (101), and each high pressure nozzle (201) is connected with an air pump.

7. The mobile biomedical isolation cabin according to any one of claims 1 to 4, wherein a first sealing door (1021) is arranged on one side of the air shower (101) far away from the treatment room (102), a second sealing door (1022) is arranged between the air shower (101) and the treatment room (102), and the first sealing door (1021) and the second sealing door (1022) are mutually interlocked.

8. The mobile biomedical isolation capsule according to claim 7, wherein the air inlet (104) is located at the top of the capsule (1) near the second sealing door (1022), and the air outlet (105) is located at the bottom of the capsule (1) far from the air inlet (104).

9. The mobile biomedical isolation capsule according to any one of claims 1-4, characterized in that a temperature regulation unit is arranged in the treatment room (102).

10. The mobile biomedical isolation capsule according to any one of claims 1 to 4, characterized in that medical equipment is arranged in the treatment room (102).