CN216468413U - Cross infection preventing cabin ventilation sterilization system - Google Patents
Cross infection preventing cabin ventilation sterilization system Download PDFInfo
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- CN216468413U CN216468413U CN202122475002.4U CN202122475002U CN216468413U CN 216468413 U CN216468413 U CN 216468413U CN 202122475002 U CN202122475002 U CN 202122475002U CN 216468413 U CN216468413 U CN 216468413U
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Abstract
The utility model provides a cross-infection-preventing cabin ventilation sterilization system which comprises a plurality of air conditioning systems, wherein an air inlet of each air conditioning system is connected with a fresh air inlet pipeline, an air outlet of each air conditioning system is connected with a main air supply pipeline, the main air supply pipeline is communicated with each area through a plurality of secondary air supply pipelines connected in parallel, an air outlet pipeline of each area is communicated with a main air return pipeline through a secondary air return pipeline, an air outlet of the main air return pipeline is connected with an air return inlet of an air conditioner, and an exhaust pipeline is connected to the main air return pipeline; a first primary purification unit is arranged on the main air supply pipeline, and a secondary purification unit is arranged at one end of the main air return pipeline close to the area; the air conditioner is characterized in that a first electric air brake is arranged at one end, close to the air conditioning system, of the return air pipeline, a second electric air brake is arranged at one end, close to the main return air pipeline, of the exhaust pipeline, and the first electric air brake and the second electric air brake are connected with a visual alarm device in a linkage mode. The killing system is arranged on the ship, and effective isolation is carried out, so that the possibility of cross infection is reduced.
Description
Technical Field
The utility model belongs to the technical field of ship ventilation, and particularly relates to a cabin ventilation sterilization system for preventing cross infection.
Background
At present, a ventilation system of a ship (cargo ship) mainly ventilates and takes air for each cabin through a central air conditioner, and a fresh air inlet of the central air conditioner is provided with filter cotton for filtering air dust (some ships are also provided with bamboo charcoal for removing odor). The air supply pipeline in the ship ward is provided with a non-return air brake, the cabin is provided with independent mechanical air draft, and polluted gas is exhausted to the outside and is not subjected to disinfection treatment; the return air of the air conditioner is intensively pumped to the air conditioner through return air inlets (mostly arranged in a walkway) of each layer and is gathered and sent out, the return air inlets are separated by fireproof air brakes, an air conditioner body is provided with the return air brakes to control the switching of the internal circulation and the external circulation, and the ship ventilation system does not consider the virus killing problem.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems, the utility model provides a cabin ventilation sterilization system for preventing cross infection, which is characterized in that a sterilization system is arranged on a ship, effective isolation is carried out, and the possibility of cross infection is reduced.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a cross-infection prevention cabin ventilation sterilization system comprises a plurality of air conditioning systems, wherein air inlets of the plurality of air conditioning systems are connected with a fresh air inlet pipeline, air outlets of the air conditioning systems are connected with a main air supply pipeline, the main air supply pipeline is communicated with each area through a plurality of secondary air supply pipelines connected in parallel, air outlet pipelines of each area are communicated with a main air return pipeline through a secondary air return pipeline, an air outlet of the main air return pipeline is connected with an air return inlet of an air conditioner, and an exhaust pipeline is connected to the main air return pipeline; a first primary purification unit is arranged on the main air supply pipeline, an electrostatic adsorption device and an ultraviolet generator are sequentially arranged in the first primary purification unit, a secondary purification unit is arranged at one end of the main air return pipeline close to the area, and an ozone generator and an anion generator are arranged in the secondary purification unit; a first electric air brake is arranged at one end of the return air pipeline close to the air conditioning system, a second electric air brake is arranged at one end of the exhaust pipeline close to the main return air pipeline, and the first electric air brake and the second electric air brake are in linkage connection with a visual alarm device; and the pressure in the area is gradually reduced along the flowing direction of the gas in the secondary air return pipeline.
Furthermore, a coarse filtration filter screen, a HEPA filter, a composite filter screen and a steam heater are sequentially arranged in the air-conditioning system along the gas flowing direction.
Furthermore, a plurality of secondary air supply pipelines are provided with non-return air brakes, and the air outlet pipeline of each cabin room is provided with a non-return air brake.
Furthermore, a plurality of gas detectors are arranged on the main air return pipeline in parallel, the gas detectors are located between the secondary purification unit and the first electric air brake, and the air inlet of the exhaust pipeline is located between the gas detectors and the first electric air brake.
Furthermore, a second primary purification unit is arranged on the exhaust pipeline, and an electrostatic adsorption device and an ultraviolet generator are sequentially arranged in the second primary purification unit.
Furthermore, the air outlet of the exhaust pipeline is positioned above the cabin, the distance between the air outlet of the exhaust pipeline and the air inlet of the fresh air inlet pipeline in the height direction is not less than 10m, and the air outlet of the exhaust pipeline is positioned at the lower air inlet.
Furthermore, the visual alarm device is arranged in the deck office.
Further, in the flow direction of the gas in the secondary air return pipeline, the pressure difference between two adjacent areas is not less than 5 Pa.
According to the cross-infection prevention cabin ventilation sterilization system, fresh air treated by the air conditioning system is directly connected with the cabin, the fresh air of each layer of room is independently supplied and connected in parallel, the treated fresh air enters from a clean area, exhaust air is discharged from a dirty area, the air in the clean area flows to a secondary clean area and then flows to a polluted area, and a definite gradient pressure difference is formed to prevent cross pollution of the air; the return air flows through the two gas detectors, the two gas detectors are qualified in detection, the first electric air brake is opened, the second electric air brake is closed, the air reaching the standard can be recycled in the air conditioner, if one gas detector is unqualified in detection, the first electric air brake is closed, the second electric air brake is opened, and the visual alarm device (which gas can be displayed as unqualified, such as CO2, formaldehyde, smoke dust and harmful viruses) is triggered to give an alarm sound and display the unqualified reason, and the gas failing to reach the standard is discharged to the atmosphere after being processed by a purification unit; through two sets of gas detection device, accomplish automatic switch-over under the return air safety condition, reduce the energy consumption under guaranteeing the safety condition.
The secondary purification unit is mainly internally provided with an ozone generator and an anion generator, the ozone generator can sterilize and disinfect the return air, and the anion generator can release oxygen-enriched ions to eliminate peculiar smell from the indoor return air so as to meet the requirement that the air quality of each cabin of the ship meets the standard; the primary purification unit is mainly internally provided with an electrostatic adsorption device and an ultraviolet generator, static electricity generated by the electrostatic adsorption device is applied to an adsorbed object, when a tiny uncharged object is close to an object with a point, one end of the object close to the electrostatic object induces electric property opposite to that of the charged object due to electrostatic induction display, and the object is attracted and attached to the electrostatic object, so that various particles in air are captured, microorganisms in the air are killed, and the air is purified; the ultraviolet lamp is used for irradiating to further kill the air microorganisms.
Drawings
Fig. 1 is a schematic structural diagram of a cross-infection prevention cabin ventilation sterilization system.
The air conditioner comprises an air conditioning system 1, a fresh air inlet pipeline 2, a main air supply pipeline 3, a secondary air supply pipeline 4, a cabin room 5, an air outlet pipeline 6, a secondary air return pipeline 7, a main air return pipeline 8, an exhaust pipeline 9, a check air brake 10, a first primary purification unit 12, a secondary purification unit 13, a gas detector 14, a first electric air brake 15, a second electric air brake 16, a visual alarm device 17, a deck office 18, a second primary purification unit 19, a coarse filter screen 101, a HEPA filter 102, a composite filter screen 103, a steam heater 104, an electrostatic adsorption device 121, an ultraviolet generator 122, an ozone generator/negative ion generator 131.
Detailed Description
The utility model is further described with reference to the following figures and specific embodiments.
As shown in fig. 1, a cross-infection preventing cabin ventilation sterilization system comprises an air conditioning system 1, a coarse filter screen 101, a HEPA filter 102, a composite filter screen 103 and a steam heater 104 are sequentially arranged in the air-conditioning system 1 along the air flowing direction, an air inlet of the air conditioning system 1 is connected with a fresh air inlet pipeline 2, an air outlet of the air conditioning system 1 is connected with a main air supply pipeline 3, the main air supply pipeline 3 is communicated with each cabin room 5 through a plurality of secondary air supply pipelines 4 which are connected in parallel, the air outlet pipeline 6 of each cabin room 5 is communicated with a main air return pipeline 8 through a secondary air return pipeline 7, the air outlet of the main air return pipeline 8 is connected with the air return opening of the air conditioning system 1, the main air return pipeline 8 is connected with an exhaust pipeline 9, the secondary air supply pipelines 4 are provided with non-return air brakes 10, and the air outlet pipeline 6 of each cabin room 5 is provided with a non-return air brake 10; a first primary purification unit 12 is arranged on the main air supply pipeline 3, an electrostatic adsorption device 121 and an ultraviolet generator 122 are sequentially arranged in the first primary purification unit 12, a secondary purification unit 13 is arranged at one end of the main air return pipeline 8 close to the cabin room 5, an ozone generator 131 and a negative ion generator are arranged in the secondary purification unit 13, a first electric air brake 15 is arranged at one end of the main air return pipeline 8 close to the air conditioning system 1, a second electric air brake 16 is arranged at one end of the exhaust pipeline 9 close to the main air return pipeline 8, the first electric air brake 15 and the second electric air brake 16 are both linked with a visual alarm device 17, and the visual alarm device 17 is arranged in the deck office 18; a plurality of gas detectors 14 are arranged on the main air return pipeline 8 in parallel, the gas detectors 14 are positioned between the secondary purification unit 13 and the first electric air brake 15, and an air inlet of the exhaust pipeline 9 is positioned between the gas detectors 14 and the first electric air brake 15; along the gas flowing direction in the secondary air return pipeline 7, the pressure in the cabin rooms 5 is reduced gradually, and the pressure difference between two adjacent cabin rooms 5 is not less than 5 Pa; be equipped with second one-level purification unit 19 on exhaust duct 9, be equipped with electrostatic adsorption device 121 and ultraviolet generator 122 in the second one-level purification unit 19 in proper order, exhaust duct 9's air outlet is located the cabin top, and the distance in the direction of height between exhaust duct 9's air outlet and the air intake of new trend intake stack 2 is not less than 10m, and exhaust duct 9's air outlet is located the wind gap down.
The above is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above-described embodiments, and any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention should be regarded as the scope of the present invention to those skilled in the art.
Claims (8)
1. A cabin ventilation sterilization system capable of preventing cross infection is characterized by comprising a plurality of air conditioning systems, wherein air inlets of the plurality of air conditioning systems are connected with a fresh air inlet pipeline, air outlets of the air conditioning systems are connected with a main air supply pipeline, the main air supply pipeline is communicated with each area through a plurality of secondary air supply pipelines connected in parallel, air outlet pipelines of each area are communicated with a main air return pipeline through a secondary air return pipeline, an air outlet of the main air return pipeline is connected with an air return inlet of an air conditioner, and an exhaust pipeline is connected to the main air return pipeline; a first primary purification unit is arranged on the main air supply pipeline, an electrostatic adsorption device and an ultraviolet generator are sequentially arranged in the first primary purification unit, a secondary purification unit is arranged at one end of the main air return pipeline close to the area, and an ozone generator and an anion generator are arranged in the secondary purification unit; a first electric air brake is arranged at one end of the return air pipeline close to the air conditioning system, a second electric air brake is arranged at one end of the exhaust pipeline close to the main return air pipeline, and the first electric air brake and the second electric air brake are in linkage connection with a visual alarm device; and the pressure in the area is gradually reduced along the flowing direction of the gas in the secondary air return pipeline.
2. The cross-infection preventing cabin ventilation and sterilization system according to claim 1, wherein a coarse filter screen, a HEPA filter, a composite filter screen and a steam heater are sequentially arranged in the air conditioning system along the air flowing direction.
3. The cross-infection prevention cabin ventilation sterilization system according to claim 1, wherein a non-return damper is provided on each of the plurality of sub-supply ducts, and a non-return damper is provided on each of the zone outlet ducts.
4. The cross-infection prevention cabin ventilation sterilization system according to claim 1, wherein a plurality of gas detectors are connected in parallel to the primary air return duct, the gas detectors are located between the secondary purification unit and the first electric damper, and the air inlet of the exhaust duct is located between the gas detectors and the first electric damper.
5. The system as claimed in claim 1, wherein a second stage purification unit is disposed in the exhaust duct, and the second stage purification unit is sequentially provided with an electrostatic adsorption device and an ultraviolet generator.
6. The cross-infection prevention cabin ventilation sterilization system according to claim 1, wherein the air outlet of the exhaust duct is located above the cabin, the distance in the height direction between the air outlet of the exhaust duct and the air inlet of the fresh air duct is not less than 10m, and the air outlet of the exhaust duct is located at the lower air inlet.
7. A cross-infection preventing cabin ventilation and sterilization system as claimed in claim 1, wherein said visual alarm device is provided in a deck office.
8. The cross-infection prevention cabin ventilation sterilization system of claim 1, wherein the pressure difference between two adjacent areas is not less than 5Pa along the gas flow direction in the secondary air return duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122475002.4U CN216468413U (en) | 2021-10-14 | 2021-10-14 | Cross infection preventing cabin ventilation sterilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122475002.4U CN216468413U (en) | 2021-10-14 | 2021-10-14 | Cross infection preventing cabin ventilation sterilization system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216468413U true CN216468413U (en) | 2022-05-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122475002.4U Active CN216468413U (en) | 2021-10-14 | 2021-10-14 | Cross infection preventing cabin ventilation sterilization system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216468413U (en) |
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2021
- 2021-10-14 CN CN202122475002.4U patent/CN216468413U/en active Active
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