CN212336809U - Negative pressure safety room - Google Patents
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- CN212336809U CN212336809U CN202020496128.2U CN202020496128U CN212336809U CN 212336809 U CN212336809 U CN 212336809U CN 202020496128 U CN202020496128 U CN 202020496128U CN 212336809 U CN212336809 U CN 212336809U
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Abstract
The utility model provides a negative pressure safety room, mainly used epidemic situation is kept apart, it includes four sides wall, roof, floor, it is preceding, the back wall all sets up the window, the preceding wall of characterized by sets up touch-sensitive screen, mutual window, door, air intake, the wall sets up air intake, air exit at the back, bottom surface fixed mounting has support foot cup, universal wheel, the side wall sets up the access door, the furred ceiling sets up ventilation clean system's vent, spray disinfection device's nozzle in the room, ventilation clean system, spray disinfection device connect the PLC control box. The invention is safe and reliable, occupies small space, can be used along with the movement, can not only perform observation and isolation, but also purify the carried air in a safe room, and keep the room in a safe environment all the time; after the personnel leave, can carry out whole disinfection and handle, guarantee follow-up avoiding cross infection.
Description
Technical Field
The invention relates to the field of environmental protection, is mainly used for epidemic isolation, and particularly relates to a negative pressure safety house.
Background
In some public places, such as airports, station waiting rooms, large shopping malls, etc., where people gather and have high mobility, when suspected infectious diseases or viruses are generated, an unforeseeable effect is generated. Especially, the occurrence of strong infectious diseases such as new coronary pneumonia and the like enables people to be as great as enemies. In an airport, a waiting room does not have a safe place for disposal after a suspected patient is found, so that the rescue and isolation are inconvenient, or the possibility of infectivity is increased, and the disease condition of the suspected patient can be increased in a closed room. The rest room or the common room can play the observation and isolation effects, but can not be effectively avoided, and the safety degree is low, so that the problems are solved.
Disclosure of Invention
The invention aims to provide the device which is safe and reliable, occupies small space, can be used along with movement, can be used for observation and isolation, and can purify the carried air in a safe room so as to keep the room in a safe environment all the time; after the personnel leave, can carry out whole disinfection and handle, guarantee follow-up negative pressure safety room of avoiding cross infection.
The utility model provides a negative pressure safety room, includes four sides wall, roof, floor, and preceding, back wall all sets up the window, and the preceding wall of characterized by sets up touch-sensitive screen, mutual window, door, air intake, and the wall sets up air intake, air exit at the back, and bottom surface fixed mounting has support foot cup, universal wheel, and the side wall sets up the access door, and the furred ceiling sets up ventilation clean system's vent, spray disinfection device's nozzle in the room, and ventilation clean system, spray disinfection device all connect the PLC control box.
Four corners of the end surface of the house wall are arc-shaped. The side of the safe house door is taken as the front, a back window is arranged above the back of the house wall, the middle part of the lower part of the back window is provided with an air inlet, and the right side of the back window is provided with an air outlet; the left side of the front of the house wall is provided with a front window, the right side of the front of the house wall is provided with a door, the upper part of the middle part of the front of the house wall is provided with a touch screen, the middle part of the front of the house wall is provided with an interactive window, and the lower part of the middle part of the; an access door is arranged on the right side of the house wall, and universal wheels and foot cups are arranged at four corners of the bottom of the house wall. Installing ceiling decoration on the indoor top, wherein a reserved opening is formed in the ceiling, and a ventilation purification system and a tail end device of a spray disinfection system are installed; a bed is arranged at the lower part of the room; the ventilation purification system, the spray disinfection system and the PLC control box are arranged on upper and lower cross braces on the right side (equipment room) of the safety room, the cross braces are arranged on cross beams, and the cross beams are arranged on a framework in front of and behind a room wall to form the negative pressure safety room with disinfection and purification.
The house wall is made of an all-steel structure or an all-wood structure, and the enclosure structure is decorated by thick wood boards or polyurethane heat-insulating materials. The house wall is a profile frame of the whole safety house and plays a role in supporting.
The back window and the front window are fixed windows, and are made of aluminum alloy or plastic steel windows, so that the window has the functions of lighting, heat preservation, sealing, heat insulation, sound insulation, water resistance, fire resistance and the like. A layer of reflective film is pasted on the window glass to protect indoor privacy.
The air inlet is made of high-quality ABS plastic and is arranged right behind the safety house, and fresh air is mainly provided for the house.
The air outlet is made of high-quality ABS plastic and is arranged on the right side of the rear part, so that purified air is smoothly discharged through the air outlet; the pressure of the air outlet is larger than that of the air inlet, so that negative pressure is formed in a room, and the unorganized emission of aerosol particles such as bacteria, viruses and the like is avoided.
The universal wheel is nylon or steel wheel that has the brake, installs four corners in the skeleton bottom, makes things convenient for the removal and the location of equipment.
The foot cup is mainly made of metal, plastic and rubber, generally comprises a screw and a base plate, and achieves a common mechanical part for adjusting the height of equipment through the rotation of threads; for supporting the secure house.
The PLC control cabinet is the control unit of equipment, contains air switch, earth leakage protection switch, switching power supply, relay, 4G serial servers, PLC, J binding post, terminal row, power conversion module in the cabinet body. The 4G serial server can provide signals to realize remote control; this clarification plant realizes opening through on-the-spot PLC switch board and stops control to electrostatic precipitator module, ultraviolet lamp, fan, feeds back the on-the-spot data to the server like electrostatic precipitator module live time, ultraviolet lamp live time, and the record is looked over at the data center at the background, and the touch-sensitive screen also can open through cell-phone program control equipment and stop and the data is looked over.
The touch screen is an industrial touch screen integrated machine, is used as a interpersonal interaction terminal for display, and can display human body temperature, indoor pressure, virus killing and purifying time, virus killing and purifying amount and the like; the start and stop of the purification equipment can be controlled, and various data can be checked;
the interactive window is arranged in the middle of the front part, is of a glass or wood structure and penetrates the indoor and outdoor, and two ends of the interactive window are provided with sealing doors which cannot be opened simultaneously when in use, namely, a through channel cannot be formed, so that indoor air is prevented from going out; when the articles are sent from the outside to the inside, the outdoor sealing door is opened, the indoor sealing door is closed, the outdoor sealing door is closed after the articles are placed, and then the indoor sealing door is opened to take the articles.
The door is the toughened glass door, does benefit to the business turn over, and has the sealing strip sealed all around, and the toughened glass door pastes the anti-sight subsides, protection privacy.
The access door material is with room wall module, conveniently overhauls the change equipment.
The suspended ceiling is decoration of the ceiling, has the functions of heat preservation, heat insulation, sound insulation and sound absorption, and is also a hidden layer for projects such as electric, ventilation and air conditioning, equipment and the like. The suspended ceiling is made of materials such as decorative boards, keels, suspension wires and the like. The suspended ceiling can be divided into a gypsum board suspended ceiling, a metal plate suspended ceiling, a glass suspended ceiling, a PVC board suspended ceiling and the like according to different materials of the decorative plate.
The bed is a steel or wood single bed, which is convenient for indoor personnel to have a rest.
The cross beam, the cross beam and the house wall framework are made of the same material, are made of steel or wood, and play a role in bearing the weight of the ventilation and purification system, the spraying and disinfection system and the PLC control cabinet.
The ventilation purification system is arranged on the right side of a house wall, namely an equipment room, and consists of an air suction opening, an air inlet branch pipe, a fan, an air inlet main pipe and a purification module. The air suction ports are arranged on the indoor ceiling and are uniformly distributed; the air inlet branch pipe is communicated with the air suction opening and the main pipe and is arranged in the space between the suspended ceiling and the roof; the air inlet main pipe is vertically arranged on the right side of the house wall, namely the equipment room, and is connected with the purification module and the air inlet branch pipe; the purification module is placed on a cross brace between the equipment room, one end of the purification module is connected with the air inlet main pipe, and the other end of the purification module is aligned to the air outlet.
The air suction inlet is the same as the outdoor air inlet, is made of high-quality ABS plastic and is divided into two rows which are uniformly distributed on the suspended ceiling and provide ventilation openings for absorbing indoor air;
the air inlet branch pipe and the air inlet main pipe are made of the same material, and the main pipe is made of high-quality ABS plastic with the diameter larger than that of the branch pipe, and is connected with the air suction opening and the purification module.
The fan adopts a 220-mute cabinet type centrifugal pipeline fan, has low noise and high power, provides kinetic energy for equipment, forms negative pressure, and enables air to be purified to be discharged from an outlet after being purified and sterilized by a purification module.
The purification module is independent equipment, prevents the light leak and conveniently overhauls the change. The purification module comprises purification import, air inlet reducing pipe, purification access door, air outlet reducing pipe, casing, track, electrostatic precipitator, ultraviolet lamp, active carbon. The purification inlet is connected with the small opening of the air inlet reducing pipe, the air inlet reducing pipe is connected with the air inlet end of the shell, the air outlet end of the shell is connected with the large opening of the air outlet reducing pipe, the track is divided into an upper track and a lower track which are distributed at the top and the bottom in the shell, the electrostatic dust collection and the ultraviolet lamps are arranged on the track at intervals, and the track at the air outlet end of the shell is provided with active carbon; the access door is mounted on the housing using a hinge.
The purification inlet is made of steel and is matched with the pipe diameter of the air inlet main pipe to play a role in connecting the air inlet main pipe with the purification equipment;
the air inlet reducing pipe and the air outlet reducing pipe are made of thin steel plates, light leakage is prevented, the large openings are connected with the shell, a transition effect is achieved, and air is in a state of being uniformly diffused and accelerating in contraction.
The shell is a cube made of a thin plate, envelops internal equipment, and plays a role in supporting and preventing light leakage.
The track is made into a C shape by angle steel or steel plates, and plays roles of fixing and limiting the electrostatic dust collector, the ultraviolet lamp and the active carbon.
The access door and the shell are made of the same material, and equipment in the shell is convenient to overhaul.
The electrostatic precipitator is an integrated type outsourcing equipment FC400 electronic purification box dust collection chamber, and the principle of electrostatic precipitation is that electrostatic force is utilized to adsorb and settle charged dust in air according to the principles of opposite attraction and same repulsion of electrostatic charge so as to achieve the purpose of dust removal.
An electrostatic adsorption device is arranged in the electrostatic dust collector and consists of a discharge wire and a dust collection plate. The electrostatic adsorption device can generate 4KV-8KV direct-current high-voltage under the action of the high-voltage generator, a strong electrostatic field is formed in the electrostatic adsorption device, gas around a discharge electrode in the electrostatic field is ionized, a large amount of ions are generated in a space of the discharge electrode, bacteria are killed, and high-voltage electrostatic disinfection is completed; and when the air passes through the electrostatic adsorption device, particulate matters (including microorganisms) in the air are adsorbed to the dust collection plate after being forced to be charged. The module has high purification efficiency and low power consumption, does not need to be replaced, only needs to be cleaned regularly, and is environment-friendly.
Ultraviolet lamps are a physical means of sterilization. The mycoprotein of the bacteria is photolyzed and denatured by the irradiation of ultraviolet rays, and the amino acids, nucleic acids and enzymes of the bacteria are destroyed and die. The lamp adopts a carried titanium environment-friendly uv light oxygen ultraviolet lamp tube, and the power is different from 4W to 200W. The photocatalysis unit adopts an ultraviolet LED light source with UVA wave band, can not burn human skin, can not generate ozone for selection, and reduces electric energy waste and environmental damage caused by low-efficiency wave band.
Activated carbon filter screen high efficiency particle filter screen installs on the active carbon track, can get rid of granule such as dust, PM2.5, germ, and the clearance has the absorption, and adsorption performance can high-efficient antibiotic 99%, absorbs the trace ozone that ultraviolet lamp produced simultaneously, avoids environmental pollution and bodily injury.
The spray disinfection system consists of an atomizing nozzle, a water pipe, a pump and a liquid tank. The atomizing nozzle is arranged on the suspended ceiling, the water pipe is connected with the atomizing nozzle and the pump, and the pump and the liquid tank; the pump provides power on the water pipe, and the liquid tank is installed on the right side of the room wall, namely a cross brace beside the ventilation and purification system of the equipment room. After the indoor personnel leave, the system is started for disinfection.
The spray nozzle of the atomizing spray head adopts a brass main body, and liquid can flow at high speed under the water pressure of 2Kg-3Kg, so that ultrafine hollow fog particles are sprayed from the spray hole. The particle size of the fog particles is only 5-10 microns, and the humidification quantity and the spraying effect can be achieved. The nozzle has the characteristics of difficult blockage, good wear resistance, uniform spraying, capability of effectively improving the quality and the production efficiency of products, excellent manufacturing and low use cost.
The pump uses self-priming pump 100W high power, voltage: 12V, current: 5-8A left and right, maximum pressure: 0.6Mpa, heat-resistant temperature: 70 °, maximum flow: 6L/min, maximum suction lift of 2m, and head height of 2-4 m
The water pipe material PVC, the high pressure resistant corrosion-resistant diameter of thickening high pressure PE pipe 9.52 mm.
The water tank is a thickened horizontal 30-type water tank made of PVC material, the capacity is 25L, the length, the width and the height are 47 multiplied by 27 multiplied by 30cm, and the weight is 1.2 kg.
The invention realizes high-voltage electrostatic field, ultraviolet ray and atomization disinfection, and double killing of various viruses, bacteria and other pathogens, and the killing rate is more than or equal to 99.90 percent.
The invention has the following beneficial effects:
1. operation and maintenance: the equipment has little operation and maintenance workload, the dust collecting plate is cleaned regularly, and the dust collecting plate adopts a drawer type module design, so that the equipment is convenient and quick; 2. safe and reliable: the operation management is safer;
3. the effect is high-efficient: large purifying amount, high efficiency and short purifying and sterilizing time.
4. Man-machine design: indoor comfort, complete functions and capability of monitoring indoor conditions in real time.
Drawings
FIG. 1 is a front elevation view of the apparatus of the present invention;
FIG. 2 is a rear elevational view of the apparatus of the present invention;
FIG. 3 is a side view of the apparatus of the present invention;
FIG. 4 is a cross-sectional view of the apparatus A-A of the present invention;
FIG. 5 is a cross-sectional view of apparatus B-B of the present invention;
FIG. 6 is a schematic view of the ventilation purification system of the device of the present invention;
FIG. 7 is an elevational view of the ventilation purification module of the apparatus of the present invention;
FIG. 8 is a top view of the ventilation purification module of the apparatus of the present invention;
FIG. 9 is a side view of the ventilation purification module of the apparatus of the present invention;
FIG. 10 is a cross-sectional view of a ventilation purification module C-C of the apparatus of the present invention;
FIG. 11 is a schematic view of the spray sterilization system of the apparatus of the present invention;
in the figure: 1-back window, 2-room wall, 3-air inlet, 4-universal wheel, 5-foot cup, 6-air outlet, 7-front window, 8-touch screen, 9-interactive window, 10-door, 11-access door, 12-suspended ceiling, 13-bed, 14-ventilation purification system, 15-spray disinfection system, 16-cross brace, 17-PLC control box, 18-beam, 141-air inlet, 142-air inlet branch pipe, 143-air inlet main pipe, 144-purification module, 145-fan, 441-purification inlet, 442-air inlet reducer pipe, 443-purification access door, 444-air outlet reducer pipe, 445-shell, 446-track, 447-electrostatic dust collector, 448-ultraviolet lamp, 449-active carbon, 151-atomizer, 152-water pipe, 153-pump, 154-liquid tank.
Detailed Description
Fig. 1, 2 and 3 show a negative pressure safety house, which is 2.3 meters long and 1.6 meters wide, and is always 2.2 meters high. The radius of four corners of the end surface of the house is 200mm of circular arc. The negative pressure safety house consists of four wall bodies, a roof and a bottom plate, wherein one side with a door is a front wall, the front wall is provided with a front window 7, a door 10, a touch screen 8 and an interactive window 9, the back wall is provided with a back window 1, an air inlet 3 and an air outlet 6, four corners of the bottom plate are fixedly provided with universal wheels 4, and four corners of the bottom plate are also fixedly provided with foot cups 5. The foot cup 5 is arranged side by side with the universal wheel 4.
The specification of the back window 1 is 1.6m × 0.5 m; the size of the air outlet 6 is 200mm multiplied by 300mm, and the air inlet 3 is a round hole with the diameter of 150 mm.
The size of the door 10 is 1.6m multiplied by 0.8m, a front window of 1.2m multiplied by 1m is arranged on the left side of the door on the front wall, a touch screen of 0.3m multiplied by 0.2m is arranged between the door and the front window, an interactive window of 0.3m multiplied by 0.3m is arranged below the touch screen, and an air inlet with the diameter of 150mm is arranged below the interactive window; the right wall is provided with three 600mm × 800mm access doors.
The ceiling 12 is installed at the top of the room for decoration, and a ventilation opening for installing a ventilation purification system and a nozzle installation opening for installing a spray disinfection system are reserved on the ceiling.
A bed 13 is arranged on the indoor floor.
The ventilation and purification system 14, the spray disinfection system 15 and the PLC control box 17 are all arranged on a cross brace 16 in the equipment room on one side of the right wall, the cross brace 16 is arranged on a cross beam 18, and the cross beam 18 is arranged on a framework on the front and back of the room wall.
The building wall is made of a full-wood structure, and the enclosure structure is decorated by thick wood boards and polyurethane heat-insulating materials. The house wall is a profile frame of the whole safety house and plays a role in supporting.
The back window and the front window are fixed windows, and the plastic steel window is used, so that the plastic steel window has the functions of lighting, heat preservation, sealing, heat insulation, sound insulation, water resistance, fire resistance and the like. A layer of reflective film is pasted on the window glass to protect indoor privacy.
The air inlet is made of high-quality ABS plastic and is arranged right behind the safety house, and fresh air is mainly provided for the house.
The air outlet is made of high-quality ABS plastic and is arranged on the right side of the rear part, so that purified air is smoothly discharged through the air outlet; the pressure of the air outlet is larger than that of the air inlet, so that negative pressure is formed in a room, and the unorganized emission of aerosol particles such as bacteria, viruses and the like is avoided.
The universal wheel is the nylon wheel that has the brake, installs four corners in wall body skeleton bottom, makes things convenient for the removal and the location of equipment.
The foot cup is made of metal materials and consists of a screw and a chassis, the chassis is provided with internal threads matched with the screw, and the screw and the chassis achieve equipment height adjustment through the rotation of the threads; for supporting the secure house.
The PLC control cabinet is the control unit of equipment, contains air switch, earth leakage protection switch, switching power supply, relay, 4G serial servers, PLC, J binding post, terminal row, power conversion module in the cabinet body.
The 4G serial server can provide signals to realize remote control; the ventilation purification system realizes the start and stop control of the electrostatic dust removal module, the ultraviolet lamp and the fan through a PLC control cabinet on site, feeds field data such as the service time of the electrostatic dust remover and the service time of the ultraviolet lamp back to the server, records the data in a data center at the background, checks the data through a touch screen, and also can control the start and stop of equipment and check the data through a mobile phone program.
The touch screen is an industrial touch screen integrated machine, is used as a interpersonal interaction terminal for display, and can display human body temperature, indoor pressure, virus killing and purifying time, virus killing and purifying amount and the like; the start and stop of the purification equipment can be controlled, and various data can be checked;
the interactive window is arranged in the middle of the front of the interactive window and made of glass and penetrates the indoor space and the outdoor space, and the two ends of the interactive window are provided with sealing doors which cannot be opened simultaneously when in use, namely, a penetrating channel cannot be formed, so that indoor air is prevented from going out; when the articles are sent from the outside to the inside, the outdoor sealing door is opened, the indoor sealing door is closed, the outdoor sealing door is closed after the articles are placed, and then the indoor sealing door is opened to take the articles.
The door is the toughened glass door, does benefit to the business turn over, and has the sealing strip sealed all around, and the toughened glass door pastes the anti-sight subsides, protection privacy.
The access door material is with room wall module, conveniently overhauls the change equipment.
The suspended ceiling is decoration of the ceiling, has the functions of heat preservation, heat insulation, sound insulation and sound absorption, and is also a hidden layer for projects such as electric, ventilation and air conditioning, equipment and the like. The suspended ceiling is made of materials such as decorative boards, keels, suspension wires and the like. A PVC plate ceiling was used.
The cross brace, the cross beam and the house wall framework are made of the same material and are wooden, and the weight of the ventilation and purification system, the spraying and disinfection system and the PLC control cabinet is born.
The ventilation and purification system is arranged on the right side of the wall of the house, namely the equipment room.
The ventilation purification system consists of an air suction opening 141, an air inlet branch pipe 142, a fan 145, an air inlet main pipe and a purification module 144. The fan 145 is connected with the main air inlet pipe 143, and the branch air inlet pipe 142 is connected with the main air inlet pipe 143. The air intake branch pipe 142 is provided with an air suction port 141.
The air suction ports are arranged on the indoor ceiling and are uniformly distributed; the air inlet branch pipe is communicated with the air suction opening and the main pipe and is arranged in the space between the suspended ceiling and the roof; the main air inlet pipe 143 is vertically installed on the right side of the room wall, i.e. between the devices, and is connected with the purification module 144 and the branch air inlet pipe 142; the purification module 144 is placed on the cross brace of the equipment room, one end of the purification module 144 is connected with the air inlet main pipe 143, and the other end of the purification module 144 is aligned with the air outlet.
The exhaust inlets are the same as the outdoor air inlet, the diameter of the exhaust inlets is 150mm, the used material is high-quality ABS plastic, and the exhaust inlets are divided into two rows which are uniformly distributed on the suspended ceiling and provide ventilation openings for absorbing indoor air;
the air inlet branch pipe and the air inlet main pipe are made of the same material, the diameter of the main pipe is 200mm, the diameter of the branch pipe is 150mm, and the high-quality ABS plastic is connected with the air suction opening and the purification module.
The fan adopts a 220-mute cabinet type centrifugal pipeline fan, has low noise and high power, provides kinetic energy for equipment, forms negative pressure, and enables air to be purified to be discharged from an outlet after being purified and sterilized by a purification module.
The purification module is independent equipment, prevents the light leak and conveniently overhauls the change.
The purification module comprises a purification inlet 441, an air inlet reducer 442, a purification access door 443, an air outlet reducer 444, a shell 445, a track 446, an electrostatic precipitator 447, an ultraviolet lamp 448 and activated carbon 449.
The purification inlet is connected with the small opening of the air inlet reducing pipe, the air inlet reducing pipe is connected with the air inlet end of the shell, the air outlet end of the shell is connected with the large opening of the air outlet reducing pipe, the track is divided into an upper track and a lower track which are distributed at the top and the bottom in the shell, the electrostatic dust collection and the ultraviolet lamps are arranged on the track at intervals, and the track at the air outlet end of the shell is provided with active carbon; the access door is mounted on the housing using a hinge.
The purification inlet is a circular pipe with the diameter of 200mm and the thickness of 3mm, and is matched with the pipe diameter of the air inlet main pipe to play a role in connecting the air inlet main pipe with the purification equipment;
the air inlet reducing pipe and the air outlet reducing pipe are made of 2mm thin steel plates, light leakage is prevented, the large openings are connected with the shell, a transition effect is achieved, and air is in a state of being uniformly diffused and accelerating in contraction.
The shell is a 2mm thin plate and is made into a cube of 0.5 multiplied by 0.25m, and the shell envelops the internal equipment and plays a role in supporting and preventing light leakage.
The rail adopts angle steel, plays fixed and limiting action to electrostatic precipitator, ultraviolet lamp, active carbon.
The access door and the shell are made of the same material, and equipment in the shell is convenient to overhaul.
The electrostatic precipitator is an integrated type outsourcing equipment FC400 electronic purification box dust collection chamber, and the principle of electrostatic precipitation is that electrostatic force is utilized to adsorb and settle charged dust in air according to the principles of opposite attraction and same repulsion of electrostatic charge so as to achieve the purpose of dust removal.
An electrostatic adsorption device is arranged in the electrostatic dust collector and consists of a discharge wire and a dust collection plate. The electrostatic adsorption device can generate 4KV-8KV direct-current high-voltage under the action of the high-voltage generator, a strong electrostatic field is formed in the electrostatic adsorption device, gas around a discharge electrode in the electrostatic field is ionized, a large amount of ions are generated in a space of the discharge electrode, bacteria are killed, and high-voltage electrostatic disinfection is completed; and when the air passes through the electrostatic adsorption device, particulate matters (including microorganisms) in the air are adsorbed to the dust collection plate after being forced to be charged. The module has high purification efficiency and low power consumption, does not need to be replaced, only needs to be cleaned regularly, and is environment-friendly.
Ultraviolet lamps are a physical means of sterilization. The mycoprotein of the bacteria is photolyzed and denatured by the irradiation of ultraviolet rays, and the amino acids, nucleic acids and enzymes of the bacteria are destroyed and die. The lamp adopts a carried titanium environment-friendly uv light oxygen ultraviolet lamp tube, and the power is different from 4W to 200W. The photocatalysis unit adopts an ultraviolet LED light source with UVA wave band, can not burn human skin, can not generate ozone for selection, and reduces electric energy waste and environmental damage caused by low-efficiency wave band.
Activated carbon filter screen high efficiency particle filter screen installs on the active carbon track, can get rid of granule such as dust, PM2.5, germ, and the clearance has the absorption, and adsorption performance can high-efficient antibiotic 99%, absorbs the trace ozone that ultraviolet lamp produced simultaneously, avoids environmental pollution and bodily injury.
The spray disinfection system consists of an atomizing spray head 151, a water pipe 152, a pump 153 and a liquid tank 154. The atomizing spray nozzle 151 is arranged on the ceiling, the water pipe 152 is connected with the atomizing spray nozzle 151 and the pump 153, and the pump 153 is connected with the liquid tank 154; the pump provides power on the water pipe, and the liquid tank is installed on the right side of the room wall, namely a cross brace beside the ventilation and purification system of the equipment room. After the indoor personnel leave, the system is started for disinfection.
The spray nozzle of the atomizing spray head adopts a brass main body, and liquid can flow at high speed under the water pressure of 2kg-3kg, so that ultrafine hollow fog particles are sprayed from the spray hole. The particle size of the fog particles is only 5-10 microns, and the humidification quantity and the spraying effect can be achieved. The nozzle has the characteristics of difficult blockage, good wear resistance, uniform spraying, capability of effectively improving the quality and the production efficiency of products, excellent manufacturing and low use cost.
The pump uses self-priming pump 100W high power, voltage: 12V, current: 5-8A left and right, maximum pressure: 0.6Mpa, heat-resistant temperature: 70 °, maximum flow: 6L/min, maximum suction lift of 2m and lift of 2-4 m.
The water pipe material is PVC, and the diameter is 9.52 mm.
The water tank material is PVC, the capacity is 25L, the length multiplied by the width multiplied by the height is 47 multiplied by 27 multiplied by 30cm, and the weight is 1.2 kg.
Claims (8)
1. The utility model provides a negative pressure safety room, includes four sides wall, roof, floor, and preceding, back wall all sets up the window, and the preceding wall of characterized by sets up touch-sensitive screen, mutual window, door, air intake, and the wall sets up air intake, air exit at the back, and bottom surface fixed mounting has support foot cup, universal wheel, and the side wall sets up the access door, and the furred ceiling sets up ventilation clean system's vent, spray disinfection device's nozzle in the room, and ventilation clean system, spray disinfection device all connect the PLC control box.
2. The negative pressure safety room as claimed in claim 1, wherein the air inlet is provided at a lower middle portion of the front and rear walls, and the air outlet is provided at a right side of the rear wall.
3. The negative pressure safety room as claimed in claim 1, wherein the ventilation and purification system comprises an air suction opening, an air inlet branch pipe, a fan, an air inlet main pipe and a purification module, wherein the air suction opening is arranged on the indoor ceiling, the air inlet branch pipe is communicated with the air suction opening and the air inlet main pipe, and the air inlet branch pipe is arranged in a space between the ceiling and the roof; the air inlet is responsible for and installs perpendicularly in the equipment room, and purification module places in the equipment room, and purification module one end is responsible for with the air inlet and is connected, and the air exit is aimed at to purification module other end.
4. The negative pressure safety room as claimed in claim 3, wherein the purification module comprises a purification inlet, an air inlet reducer, a purification access door, an air outlet reducer, a housing, a track, an electrostatic precipitator, an ultraviolet lamp and active carbon, the purification inlet is connected with a small opening of the air inlet reducer, the air inlet reducer is connected with an air inlet end of the housing, an air outlet end of the housing is connected with a large opening of the air outlet reducer, the track is divided into an upper track and a lower track which are distributed at the top and the bottom in the housing, the electrostatic precipitator and the ultraviolet lamp are arranged on the track at intervals, and the active carbon is arranged on the track at the air outlet end of the housing; the access door is mounted on the housing using a hinge.
5. The negative pressure safety room as claimed in claim 1, wherein a bed is installed in the room.
6. The negative pressure safety room as claimed in claim 1, wherein the spray sterilizing system comprises an atomizer, a water pipe, a pump, and a liquid tank, the atomizer is mounted on the ceiling, the water pipe connects the atomizer with the pump, and the pump is connected with the liquid tank.
7. The negative pressure safety room as claimed in claim 1, wherein the blower of the ventilation and purification system, the pump and liquid tank of the spray disinfection device, and the PLC control box are disposed in the equipment room.
8. The negative pressure safety room as claimed in claim 1 or 7, wherein the PLC control cabinet comprises an air switch, a leakage protection switch, a switching power supply, a relay, a 4G serial server, a PLC, a J terminal, a terminal strip and a power conversion module, and the 4G serial server can provide signals to realize remote control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020496128.2U CN212336809U (en) | 2020-04-08 | 2020-04-08 | Negative pressure safety room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020496128.2U CN212336809U (en) | 2020-04-08 | 2020-04-08 | Negative pressure safety room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212336809U true CN212336809U (en) | 2021-01-12 |
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Family Applications (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113685066A (en) * | 2021-09-09 | 2021-11-23 | 上海飞域实验室设备有限公司 | Negative-pressure gas-purifying type nucleic acid detection sampling room, sampling system and sampling method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113685066A (en) * | 2021-09-09 | 2021-11-23 | 上海飞域实验室设备有限公司 | Negative-pressure gas-purifying type nucleic acid detection sampling room, sampling system and sampling method |
| CN113685066B (en) * | 2021-09-09 | 2022-09-13 | 上海飞域实验室设备有限公司 | Negative-pressure gas-purifying type nucleic acid detection sampling room, sampling system and sampling method |
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