51results about How to "Expand the scope of disinfection" patented technology

The invention discloses a sweeping and disinfecting vehicle for hospital corridors. The vehicle comprises a main machine body, wherein a liquid cavity with an upward opening is formed in the main machine body; a disinfectant is contained in the liquid cavity; a funnel opening is fixedly formed in the top surface of the main machine body; and disinfectant is added into the liquid cavity through thefunnel opening. A power shaft is rotationally arranged in the liquid cavity; a stirring rod for stirring is fixedly arranged on the periphery of the power shaft; and lifting cavities are formed in the left side face and the right side face of the main machine body correspondingly. According to the invention, two functions of cleaning and disinfection are integrated, the functionality and the practicability of the equipment are improved; the two sweeping discs can gather garbage together to facilitate absorption of a cleaner, meanwhile, when the sweeping discs rotate for sweeping, the liftingplate can drive the sweeping discs to swing, the sweeping area is enlarged, the spraying efficiency is improved, the trouble of manual spraying is omitted, manpower is saved, disinfectant can be blownaway through rotation of the fan, and the disinfection range is greatly widened.

The invention discloses an adjustable surgical spray disinfection device. The device comprises a processing box and a base, the inner wall of the processing box is provided with a sound-absorbing barrier layer, the base is fixed to the bottom of processing box, support legs are symmetrically arranged on both sides of the lower end of the base, the lower end of each support leg is slidingly sleevedwith a support sleeve, each support sleeve is internally provided with a shock-absorbing spring, the support sleeves are fixedly connected with the support legs through the shock-absorbing springs, the lower end of the each support sleeve is provided with a support block, and rolling wheels providing convenience for device carrying are arranged on the support blocks; the processing box is internally provided with a liquid storage box, and a plurality of drawers are arranged on the portion, at the left side of the liquid storage box, of the surface of the processing box at equal intervals. Theadjustable surgical spray disinfection device is simple and reasonable in structure, convenient to carry, excellent in shock-absorbing performance, medicine liquid of the liquid storage box can be quickly mixed, a water outlet port of a water spraying pipe is provided with an atomizing spray nozzle, the vaporous liquid is sprayed due to the atomizing effect of the atomizing spraying nozzle, accordingly liquid spraying is evener, the disinfection range of the device is greatly widened, noise pollution generated during the operation of the device is reduced, and the practicality is high.

A covering type disinfection device for a clinical laboratory is disclosed. The device includes a disinfection cabinet. A disinfectant storage bin is fixedly mounted on one side of the top of the disinfection cabinet. A high-pressure liquid spraying pump at one side of the disinfectant storage bin is fixedly mounted on the top of the disinfection cabinet. A liquid suction pipe is fixedly connectedbetween the feeding end of the high-pressure liquid spraying pump and the disinfectant storage bin. The device is provided with liquid spraying holes arranged in a honeycomb manner so that mist spraying effects of a disinfectant are better and spraying is more uniform; medical instruments on a disinfection tray can be rotated as a whole and a disinfectant sprayer head can reciprocate left and right, thus further expanding the disinfection range of the disinfectant sprayer head, allowing the coverage area of the disinfectant sprayed by the disinfectant sprayer head to be larger, and making disinfection effects better and more uniform; and castors are provided to facilitate movement of the whole disinfection device by people.

The invention discloses a disinfection device for an infectious ward, and belongs to the technical field of medical instruments. The disinfection device for the infectious ward comprises a mounting box, a semiconductor cooling fin, a motor and a storage battery for supplying power to the motor and the semiconductor cooling fin, the semiconductor cooling fin is fixedly connected in a disinfection box, and a pressure sensitive switch is arranged on an anti-collision block. The motor is fixedly connected to the anti-collision block, a rotating shaft is rotationally connected to the interior of the mounting box, and a worm is meshed with a worm wheel. The device can perform movable disinfection and increase the disinfection range through the arrangement of moving wheels, and the effect of thoroughly disinfecting air is achieved through the cooperation of a first disinfection mechanism and a second disinfection mechanism; and by arranging a spraying mechanism, the effect that disinfected air can be sprayed out in a large range is achieved, and by arranging a cleaning mechanism, the effect that a circular filter screen can be cleaned, and it is guaranteed that air suction of first blades is not blocked is achieved.

The invention relates to automatic disinfection equipment for farms, and relates to the technical field of agricultural disinfection equipment, in particular to the automatic disinfection equipment for farms. At present, the farms are all subjected to artificial medicine-dispensing disinfection which is time-consuming and laborious, is slow in speed, and endangers the health of operators. The disinfection work is artificially affected, so that the standard proportion of a disinfection solution and regular disinfection are difficult to achieve for a long time. The equipment can automatically and regularly complete the disinfection work of the farms without the need of operators, the non-standard disinfection caused by human factors can be reduced, the labor cost of the farms is reduced, andthe long-term, stable and reliable disinfection effects are ensured. The equipment comprises a medicine-dispensing unit, a control unit and a spraying unit, wherein the medicine-dispensing unit comprises a medicine-dispensing barrel, a medicine-storage barrel, a medicine-adding pump, a water-adding solenoid valve, a stirrer, liquid level meters, and the like; the control unit comprises a medicine-adding and water-adding control system, a stirring and medicine-discharging control system, and a work termination system; and the spraying unit comprises a pressurization pump, a liquid conveying pipeline, and sprinklers. The equipment is used for regular and automatic disinfection of livestock and poultry farms.

The invention discloses a separated disinfection structure and carbon dioxide incubator disinfection equipment. The separated disinfection structure comprises a box body, an atomization disinfection assembly, a water supply assembly, a driving assembly, and a ultraviolet disinfection assembly, wherein a hollow rotating shaft is rotatably mounted at the top of the box body, and the lower end of thehollow rotating shaft extends into the box body; the atomization disinfection assembly is mounted in the box body; the water supply assembly is arranged at the top of the box body and communicates with the hollow rotating shaft; the driving assembly is mounted at the top of the box body and is connected with the hollow rotating shaft; the ultraviolet disinfection assembly is mounted in the box body and connected with the driving assembly, the ultraviolet disinfection assembly and the atomization disinfection assembly can operate at the same time and can also operate separately according to actual requirements, and the separation disinfection function is achieved; and when the driving assembly operates, the ultraviolet disinfection assembly can be driven to move for position change, so that the disinfection range of the ultraviolet disinfection assembly is expanded.

The invention discloses an intelligent cleaning device convenient for general nursing. The device comprises two bottom plates which are symmetrically arranged, universal wheels are fixed to the frontends and the rear ends of the lower surfaces of the two bottom plates, a first electric push rods are fixed to the upper surfaces of the two bottom plates correspondingly, a supporting plate is fixedat the upper end of a telescopic shaft of each first electric push rod; second electric push rods are fixed to the upper ends of the supporting plates; the two second electric push rods are symmetrically arranged; U-shaped connecting plates are fixed to the ends of telescopic shafts of the two second electric push rods correspondingly, a transparent disinfectant box is fixed between the U-shaped connecting plates, a transverse rod arranged transversely is jointly fixed to the bottoms of the two U-shaped connecting plates, a sliding block is connected into the transverse rod in a sliding mode,a connecting rod is fixed to the front side of the sliding block, and a flow dividing pipe is fixed to the lower end of the connecting rod. Through the arrangement of a three-dimensional scanner, different bed bodies and other equipment can be disinfected, the universality is high, the intelligent degree is high, and the investment of disinfection equipment is reduced.

The invention relates to a method for enhancing soil fumigant disinfection effect. The method includes: adding aviation kerosene accounting for 1%-3% of the soil fumigant mass into a soil fumigant, mixing them evenly to obtain a mixed reagent, applying the mixed reagent to soil by means of injection, with the dosage of the mixed reagent accounting for 70%-80% of the dosage of the soil fumigant. Specifically, the soil fumigan is a mixture of trichloronitromethane and 1, 3-dichloropropene or a mixture of trichloronitromethane and dimethyl disulfide. According to the method provided by the invention, aviation kerosene is added into the soil fumigant to reinforce the diffusivity of the soil fumigant and expand the action range of the soil fumigant in soil, thereby realizing the purposes of enhancing disinfection effect and reducing reagent dosage. The method is suitable for fumigation treatment of agricultural soil or matrix.

The invention discloses a nursing device for outpatient medical treatment. The nursing device includes a box body, the right surface of the box body is provided with a box body, the upper surface of the box body is provided with a stopping cover, a lid is pivotally connected with that box body through a hinge, the rear surface of the cover is provided with a snap lock, the inside of the box body is provided with a liquid container, the lower surface array of the container is provided with four first springs, one end of the first spring away from the liquid container is fixedly connected with the inner upper surface of the box body, the lower surface of the container is provided with a vibration motor, and the vibration motor is disposed in the middle of the four first springs. The nursingdevice for outpatient medical treatment is firm in structure and is stable and durable, and the vibration of the vibration motor can drive the vibration of the liquid container, facilitate cleaning and disinfection of the medical instruments, prevent cross infection, reduce pollution to the outpatient room, and bring convenience to use; moreover, the atomizing head can spray the disinfectant liquid in the form of mist, reduce waste of the disinfectant liquid, and can increase the disinfection range.

The invention discloses automatic body temperature automatic detection equipment for epidemic prevention in campus. The equipment comprises a supporting plate and an infrared temperature detector installed above the supporting plate, wherein a tripod is installed on the lower surface of the supporting plate; an adjusting box is fixed to the lower surface of the supporting plate through a connecting rod; a double-shaft motor is fixed to the inner top wall of the adjusting box; one output shaft of the double-shaft motor penetrates through the adjusting box and is fixedly provided with a drivinggear; the upper surface of the adjusting box is rotatably connected with a first threaded rod; the first threaded rod is connected with a first threaded sleeve through threads; the other end of the first threaded sleeve penetrates through the supporting plate and is fixedly provided with an adjustable mounting bracket; and the infrared temperature detector is fixed with the adjustable mounting bracket. According to the invention, while the height of the infrared temperature detector is adjusted, the supporting area of the tripod is enlarged, so supporting effect is improved, monitoring efficiency is enhanced, students are prevented from being overstocked, and safety is high.

The invention discloses a degerming sterilizer for a closestool, and belongs to the technical field of living equipment. The degerming sterilizer comprises an infrared inductor, a first column, a lamp, a third column, an infrared sterilization lamp, brackets, a linear motor, a moving block, an electric push rod, a motor, a second column, a controller, a closestool main body, an ultraviolet degerming lamp, a fourth electric telescopic rod, a third electric telescopic rod, a fisheye bearing, a second electric telescopic rod and a first electric telescopic rod, wherein the first column is mounted on a water tank of the closestool main body; the infrared inductor is mounted on the first column; the controller is mounted on the right side of the closestool main body; two brackets are mounted on the right side of the water tank of the closestool main body; the linear motor is mounted on the two brackets and is connected with the controller through a lead wire; the moving block is mounted on the linear motor. The degerming sterilizer has the advantages that the closestool main body is really degermed and sterilized.

The invention discloses a disinfection device for a candy packaging machine. The disinfection device comprises a bottom plate, wherein two pressing plates are arranged above the bottom plate and are arranged up and down; the bottom of the pressing plate positioned at the lower part is fixedly connected with the top of the bottom plate; buffering mechanisms are arranged at left and right sides of the two pressing plates; the two buffering mechanisms are arranged left and right; limiting plates are arranged at left and right sides of the pressing plates; a fixed plate is arranged at the rear sides of the two pressing plates; a transverse plate is arranged at the bottom of the fixed plate; supporting plates are arranged at parts, close to the left and right sides, of the bottom of the transverse plate; the bottoms of the two supporting plates are fixedly connected with the top of the bottom plate. According to the disinfection device disclosed by the invention, a connection mechanism is arranged and the fixed plate can be driven to move left and right when a motor is started, so that the device has the characteristic of a large disinfection range; a spring is arranged so that a pressing strip can be prevented from being damaged by too great force and the service life of the device is prolonged.

The invention discloses a novel emergency rescue nursing device. The novel emergency rescue nursing device comprises a support frame; a sterilization box is arranged on the upper surface of the support frame; a storage box is arranged in the support frame; the lower surface of the support frame is fixedly connected with two idler wheel bases; a first wheel and a second wheel are rotatably connected in the two idler wheel bases respectively; the lower surface of the support frame is fixedly connected with an auxiliary device; the auxiliary device comprises a spiral curved bar; the rear side ofthe spiral curved bar is fixedly connected with the front side of the second wheel; the right side of the idler wheel base on the second wheel is fixedly connected with a transverse plate; a through hole is formed in the upper surface of the transverse plate; furthermore, the transverse plate is glidingly connected with a pressure rod through the through hole; and the bottom of the pressure rod isglidingly connected with the outer surface of the spiral curved bar. According to the novel emergency rescue nursing device in the invention, due to cooperative use of the above structures, the problems that the spraying range is limited, dynamic spraying is difficultly realized and use is inconvenient when a water sprayer sprays disinfectant in an actual use process are solved.

The invention relates to refrigeration equipment with a disinfection function for food freshness preservation. The refrigeration equipment comprises a main body, a protective door, a disinfection mechanism and an energy-saving mechanism. The disinfection mechanism comprises a light condensation cover, an ultraviolet lamp tube, a cover plate, a first driving assembly, two rotating sleeves, two connecting shafts, two lifting sleeves, two second sliding rods and two second driving assemblies. The energy-saving mechanism comprises a first sliding rod, a spring, a transfer bar, a splicing sleeve and a limiting assembly. According to the refrigeration equipment with the disinfection function for food freshness preservation, the ultraviolet lamp tube can be driven to move through the disinfectionmechanism, the disinfection range of the ultraviolet lamp tube is widened, and then ultraviolet light emitted out of the ultraviolet lamp tube is used for disinfecting a refrigerator, so that practicability of the refrigerator is improved; and under the effect of the energy-saving mechanism, the protective door can be closed automatically after the refrigerator is used by users, and the practicability of the refrigerator is further improved.

The invention discloses a novel mop with a disinfection function, which comprises a mop body composed of a shell and a supporting rod, a conveying mechanism is arranged in the shell, a disinfector isarranged at the top of the conveying mechanism, and an ash bouncing roller, a layered brush, an ash sliding plate and a rolling mechanism are sequentially arranged on the left side of the lower portion of the disinfector. Side plates are fixedly connected to the two sides of the shell correspondingly, a cavity is defined by the left side of the shell, a valve is arranged on the left side of the bottom of the shell, the left side of the ash sliding plate is fixedly connected with the interior of the shell, a through hole is formed in the ash sliding plate, and the conveying mechanism comprisesa conveying belt. And the conveying belt is rotationally connected with the interior of the shell through a bearing. The invention relates to the technical field of household sanitary ware. The novelmop with the disinfection function solves the problems that bacteria breed due to the fact that a mop is used for a long time, the mopped ground is not sanitary, and self-cleaning and garbage recycling cannot be achieved.

The invention discloses an intelligent mobile robot. The intelligent mobile robot comprises a main body, wherein the main body comprises a plurality of disinfection lamp tubes and a supporting component, wherein the disinfection lamp tubes are arranged on the top surface of the main body and are uniformly distributed on the top surface of the main body; the supporting component is arranged in themain body and is connected with the disinfection lamp tubes; and the supporting component is used for switching the disinfection lamp tubes from a parallel placement mode to a vertical placement modeor from the vertical placement mode to the parallel placement mode on the main body. According to the intelligent mobile robot, an included angle between the disinfection lamp tubes and the intelligent mobile robot can be adjusted according to actual requirements; the intelligent mobile robot is convenient to use; the disinfection range and the disinfection quality of the intelligent mobile robotare improved.

The invention discloses a disinfection tool capable of preventing cross infection. The disinfection tool comprises a mask, a fixed groove is formed in the outer side wall of the mask, an air inlet pipe is fixedly connected to the inner side wall of the fixed groove, a positioning groove is formed in the outer side wall of the mask, and an air outlet pipe is fixedly connected to the inner side wall of the positioning groove. An air outlet mechanism is rotatably connected to the inner side wall of the air outlet pipe, a second filter screen is fixedly connected to the inner side wall of the air outlet pipe, a fixed plate is fixedly connected to the inner side wall of the air outlet pipe, a fan is rotatably connected to the outer side wall of the fixed plate, and a liquid inlet mechanism is fixedly connected to the outer side wall of the fan. The pressure intensity in a fixed air bag is increased, so that a massage air bag bulges outwards, the face of a person is massaged, the situation that blood stasis or muscle stiffness happens to the face after the person wears the mask for a long time is avoided, the blocking feeling during expiration can be reduced, the disinfection effect on external links is achieved in the expiration process, and massage on facial muscles of the person is also achieved.

The invention discloses an automatic disinfection and sterilization system special for an ICU ward in the technical field of medical equipment, the automatic disinfection and sterilization system comprises a box body, a disinfection device, a sterilization device and a central control device, the automatic disinfection and sterilization system further comprises a driving mechanism, the disinfection device comprises a disinfection barrel and a swing mechanism, and the driving mechanism drives the swing mechanism to spray disinfectant pumped out by the disinfection barrel in a range; the sterilization device comprises ventilation fan blades, the driving mechanism drives the ventilation fan blades to sterilize sucked air and then discharge the air, and the central control device is used for controlling the sterilization device, the sterilization device and the driving mechanism to work. The swing mechanism can drive disinfectant pumped out of the disinfection barrel to conduct reciprocating type rotary spraying, comprehensive disinfection of the space in the ICU ward is achieved, the disinfection range is widened, ventilation of indoor air in the ICU ward is achieved when the ventilation fan blades work, and it is guaranteed that the air subjected to ventilation through the box body meets the normal sterile requirement of the ICU ward.

The invention relates to a disinfectant for silkworm pathogenic microorganisms and application of the disinfectant, nano titanium dioxide is used as a main agent, alkaline sodium salt is used as an auxiliary agent, and when water is used as a solvent to prepare a solution, the mass volume concentration of the nano titanium dioxide is 1mg / L-100mg / L, and the mass percent concentration of the auxiliary agent is 0.1%-1%. The alkaline sodium salt is any one of trisodium phosphate, chlorinated trisodium phosphate or sodium bicarbonate. More preferably, the mass volume concentration of the nano titanium dioxide is 20 mg / L-50 mg / L, and the mass percent concentration of the alkaline sodium salt is 0.45%-0.5%. A new application of the existing drug nano titanium dioxide is developed, and the disinfectant is safe and reliable as a silkworm drug, has a good killing effect on main pathogens BmNPV, BmCPV, bombyx mori microsporidia, beauveria bassiana, aspergillus flavus and bacillus thuringiensis spores of bombyx mori, and is an efficient broad-spectrum disinfectant for silkworm breeding.

The invention relates to a public area prevention intelligent disinfection machine which comprises a workbench, a concentric-square-shaped plate, a cleaning device, a disinfection device and a drying device.According to the public area prevention intelligent disinfection machine, the disinfection range can be changed according to the actual number of people or the number of articles; the situation that disinfectant is sprayed to human bodies when people exist in a public area is prevented, the spraying range is properly increased under the condition that no people exist or no articles exist, the disinfection efficiency can be improved, the area needing to be disinfected can be disinfected after being cleaned, the situation that the disinfection effect is affected due to the fact that garbage exists on the ground is prevented, and the practicability is high. By arranging the drying device, high-temperature disinfection can be conducted on the ground sprayed with disinfectant again, through high-temperature disinfection, the disinfection effect is enhanced, meanwhile, the wet ground can be rapidly dried, and the situation that danger is caused due to the slipping phenomenon when people walk is prevented.

The invention discloses a disinfectant spraying device for epidemic prevention. The disinfectant spraying device comprises a vehicle main body and an unmanned aerial vehicle, wherein the vehicle main body is provided with a disinfection tank and a parking apron, the unmanned aerial vehicle is arranged on the parking apron, the unmanned aerial vehicle comprises a disinfection box, a first electric control spray head and a feeding pipe, the first electric control spray head communicates with the disinfection box, one end of the feeding pipe is communicated with the disinfection box, the feeding pipe is provided with an electric control valve, the disinfection tank is provided with a second electric control nozzle and a connecting pipe, one end of the connecting pipe communicates with the disinfection tank, the other end of the connecting pipe extends to the parking apron and detachably communicates with the other end, away from the disinfection box, of the feeding pipe, the connecting pipe is provided with a pump body, and the second electric control nozzle is used for spraying a disinfectant to the outer side of the vehicle main body. According to the technical scheme, the vehicle main body sprays a disinfectant to the surrounding area of the vehicle main body through a second electric control spray head, and then an unmanned aerial vehicle sprays the disinfectant to the obstacle area where the vehicle main body cannot reach, so that the disinfection range of the vehicle main body is effectively enlarged, and the disinfection capacity of the disinfection vehicle is improved.

The invention relates to a sterilizing device for laryngoscope lens, which comprises a main body and a rotating mechanism, a moving assembly is fixedly connected to the inner wall of the top of the main body, an ultraviolet disinfection lamp is fixedly connected to the bottom of the moving assembly, a hinge door is hinged to the right side of the main body, and a rotating motor is fixedly connected to the inner wall of the bottom of the main body. Through arrangement by means of the rotating mechanism, a laryngoscope lens can be conveniently subjected to rotary disinfection; the rotating shaftrotates when the rotating motor is started; the rotating disc rotates and drives a left rotating block and a right rotating block to rotate at the same time; at the moment, a sliding rail block rotates along with the sliding rail block and drives a clamping block to slide on the inner wall of the sliding rail block; a connecting shaft and a movable block rotate simultaneously; a rotating ring rotates on the outer wall of the rotating shaft, and the clamping blocks are gradually clamped with the concave grooves, so that the rotating disc is driven to realize intermittent rotation, the laryngoscope lens placed at the top of the rotating disc is conveniently rotated and disinfected, the disinfection range of the laryngoscope lens is larger, the problem of incomplete disinfection of the laryngoscope lens is solved, the use effect is good, and the disinfection efficiency is high.

The invention discloses an adjusting device for a medical air disinfecting machine. The adjusting device comprises a disinfecting machine mounting shell and a hanging plate mounted on the rear wall ofthe mounting shell, the disinfecting machine is arranged in the mounting shell which is inverted-U-shaped, a transverse plate is mounted at a bottom U-shaped port of the mounting shell, a first pin shaft is mounted at the center of the transverse plate, the front end of the disinfecting machine is movably connected with the first pin shaft, an adjusting structure is mounted at the rear end of thedisinfecting machine, a fixing plate is fixedly mounted on the inner wall of the mounting shell, and the adjusting structure is movably connected with the fixing plate. The medical air disinfecting machine is simple in structure, small in size and free of space occupation and can automatically rotate according to needs, so that disinfecting range is greatly expanded, and the medical air disinfecting machine is convenient to mount and hang and convenient for moving in different wards.

The invention discloses an ultraviolet germicidal lamp for overall disinfection of a sickbed and a use method thereof. The ultraviolet germicidal lamp comprises a bed board, moving assemblies, a disinfection assembly and a disinfection angle adjusting assembly, wherein the moving assemblies are arranged on the two sides of the bed board, the disinfection assembly is arranged at one ends of the moving assemblies, and the disinfection angle adjusting assembly is arranged on the surface of the disinfection assembly; inner grooves are formed in upper and lower sides of the interiors of open slots; the width of rollers is matched with the inside of the inner grooves; the open slots are formed in the two ends of the bed board; insertion positions are formed in one end of the bed board; the inner grooves are formed in the upper sides and the lower sides of the interiors of the open slots, and the rollers can be inserted into the inner grooves, so that the rollers can move in the inner grooves, namely the rollers can be driven to move in the inner grooves through transverse columns; one end of each transverse column is fixed with a first baffle plate, so that the first baffle plate and the corresponding roller are integrated; and the first baffle plates can be moved through the rollers when being moved, so that the moving assemblies can be quickly used.

The invention discloses a disinfection equipment for hotels which comprises a bottom plate, the top of the bottom plate is fixedly provided with a top plate through a supporting rod, the bottom of the top plate is fixedly provided with a vertical plate, the outer wall of the vertical plate is rotatably provided with a swing rod through a pin shaft, and the two ends of the swing rod are each provided with a water mist nozzle and an ultraviolet lamp; the disinfection equipment also comprises a driving assembly used for driving the swing rod to swing in a reciprocating mode, and a liquid supplementing assembly used for filling disinfectant into the water mist nozzle. According to the invention, through cooperation of the structures, the effect of automatically spraying a disinfectant can be achieved, meanwhile, the surrounding environment and air can be irradiated through an ultraviolet lamp, the sterilization and disinfection effect can be further achieved, ultraviolet rays can be refracted out at variable angles through refraction of liquid drops to the ultraviolet lamp, therefore, the irradiation area of ultraviolet rays can be increased, and the disinfection effect is improved.

The invention relates to the technical field of air purification, in particular to a fresh air system air purification device and a using method. The fresh air system air purification device comprises a barrel, a fresh air system, a purification system, a cleaning system and a disinfection device; and the fresh air system, the purification system, the cleaning system, the disinfection device and the like are all installed in the barrel or installed on the side face of the barrel in a hidden mode. Multi-stage purifying treatment on the fresh air system is achieved through cooperation of all the mechanisms, the purifying efficiency and the purifying effect are improved, the cleaning system can conduct graded cleaning on the multi-stage purification system, the use rate of the device is increased, the disinfection device is provided with two disinfecting modes, so that the applicability of the fresh air system air purification device in various use environments is improved; and by combining with the fresh air system, not only can indoor air be updated, but also germs with relatively high outdoor air content can be disinfected.