731 results about "Uv disinfection" patented technology

The invention discloses an egg surface microcrack detection system and method based on image analysis, and relates to the field of surface defect nondestructive detection.The method comprises the steps that a process identification interface module obtains a processing process identifier of an egg in real time; the multi-angle annular light source module is provided with a multi-band annular light source array comprising visible light and near-infrared LED lamp beads which are independently controlled, a polaroid group and a beam splitter prism are integrated, and visible light polarization images and near-infrared polarization images on the surfaces of the eggs are synchronously collected; the thermal excitation enhancement unit obtains a thermal infrared image; the process filtering module extracts the axial elongation of the mechanical stress microcrack after graded transportation, and calculates the mesh fractal dimension of the thermal stress microcrack after UV disinfection; the multi-modal feature fusion module generates a dual-channel crack probability graph; and the dynamic feedback control module outputs a micro-crack risk grade and adjusts the rotating speed of the objective table and the light source intensity. The method has the advantages that accurate judgment of mechanical and thermal stress cracks is realized, and curved surface reflection interference is broken through.

The invention relates to the technical field of ship biological killing, in particular to an ultraviolet and ultrasonic cooperative killing control method and device for ballast water treatment, and constructs a cooperative control device which takes a central control unit as a core and integrates various sensors such as a flow sensor, a turbidity sensor, a microorganism content sensor, an ultraviolet intensity sensor, a temperature sensor and the like. The ballast water quality and the equipment operation state are monitored in real time. The ultrasonic generation unit and the ultraviolet disinfection unit cooperatively work under precise regulation and control of the central control unit, and by utilizing ultrasonic cavitation, mechanical and thermal effects and combining the destructive effect of ultraviolet rays on microorganism DNA, various microorganisms are efficiently killed, and meanwhile water scale on an ultraviolet lamp is removed. The microorganism killing efficiency is improved, the service life of the ultraviolet lamp tube is prolonged, the equipment maintenance cost and energy consumption are reduced, and it is guaranteed that ballast water discharge meets the environmental protection standard.

A self-cleaning method of a washing machine comprises the steps that after each washing procedure is finished, a system automatically detects the real-time humidity and the residual dirt concentration of an inner container of the washing machine, if the humidity is higher than a preset threshold value and the dirt concentration exceeds a datum line, an ultraviolet disinfection process is automatically triggered, UV-C lamp tubes installed on the top and the side wall of the inner container are started for irradiation sterilization, and the ultraviolet disinfection process is stopped; the duration time is 10-30 minutes, the built-in water flow nozzle module is activated in a set period or when a high dirt accumulation level is detected according to dynamic adjustment of the environment temperature and humidity and the use frequency, and the wall face of the inner container, the door seal ring and the drainage pipeline are flushed in all directions through high-pressure pulse water flow. According to the invention, the fundamental conversion from passive response to active prevention is realized, the equipment can perceive the environmental state of the inner container in real time by integrating a multi-dimensional sensor network and an AI prediction model, trend pre-judgment is carried out based on big data of user use habits, water quality conditions and washing modes, and a cleaning program is started when pollution does not appear so as to nip in the bud.

The invention discloses an intelligent control method and system for a marine ultraviolet disinfection device, and relates to the technical field of marine disinfection, and the method comprises the steps: executing ship environment information collection, and building environment state vectors including in-ship and out-ship environment state vectors; carrying out modular modeling on a cabin, calling an environment state vector to calculate a cabin risk factor, and constructing an initial task queue; acquiring importance levels and personnel activity data of the cabins, and performing priority compensation on the initial task queue according to the importance levels and the personnel activity data to generate a corrected task queue; load state identification of the power equipment in the ship is executed, and task constraints are established according to an identification result and the schedulable power capacity; and according to the correction task queue and the task constraint, starting control optimization of the ultraviolet disinfection device is carried out, and cabin disinfection management is carried out based on an optimization result. And thus, the technical effects of environment perception precision, task queue optimization and disinfection efficiency improvement are achieved.

The utility model relates to the technical field of disinfection cabinets, particularly provides an ultraviolet disinfection cabinet, and aims to solve the problem that an existing ultraviolet disinfection device cannot accurately evaluate the drying effect. In order to achieve the purpose, the ultraviolet disinfection cabinet comprises an outer shell, the inner box body is arranged in the outer shell, a containing cavity is defined by the inner box body, the inner box body is provided with an opening end, and an air inlet and an air outlet are formed in the side wall of the inner box body; the infrared temperature measurement sensor is arranged in the accommodating cavity and is used for acquiring surface temperature data of an object in the inner box body; the humidity sensor is arranged at the exhaust port and used for collecting humidity data in the inner box body; the drying assembly is arranged in the outer shell, communicates with the air inlet and is used for heating external air and feeding the external air into the inner box body; the control module obtains data collected by the infrared temperature measuring sensor and the humidity sensor and controls operation of the drying assembly according to the obtained data. According to the ultraviolet disinfection cabinet, the drying effect can be accurately evaluated, and the drying efficiency is improved.

The invention discloses an intelligent ultraviolet disinfection method and system. The system comprises a multiband ultraviolet light source assembly, an environment and object sensing assembly and an intelligent control assembly, the intelligent control assembly predicts disinfection effects under different wave bands through a built-in machine learning prediction model according to real-time environment parameters, disinfection object characteristics and personnel existence states, and dynamically generates an optimal control strategy. On the premise of ensuring that the disinfection effect reaches the standard, continuous safe operation in a man-machine coexistence environment is realized, the operation energy consumption and the equipment loss are reduced, and the device is suitable for multi-scene disinfection application of water bodies, air and object surfaces.

The multifunctional sputum suction device comprises a sputum suction treatment box, a negative pressure pump body is fixedly connected to the side face of the sputum suction treatment box and penetrates through the sputum suction treatment box to be connected with a negative pressure connecting block through a pipeline, a connecting frame is fixedly connected to the interior of the sputum suction treatment box, and an in-frame rack is fixedly connected to the inner wall of the connecting frame; an in-rack gear is connected to the in-rack rack in a meshed mode, a threaded rod is fixedly connected to the end, away from the connecting frame, of the in-rack gear, the threaded rod is in threaded connection with an ultraviolet disinfection lamp sleeve plate, and through the linkage design of the in-rack gear and the threaded rod, the ultraviolet disinfection lamp sleeve plate can move along the inner wall of the sputum suction treatment box to form a dynamic disinfection path; the gear in the frame rotates to drive the threaded rod to rotate, the ultraviolet disinfection lamp sleeve plate is driven to do spiral lifting motion on the side face of the box body, three-dimensional irradiation on areas such as far-end corners and corner joints which are difficult to cover by a traditional fixed light source is achieved, and the problem of disinfection blind areas existing in a fixed ultraviolet disinfection assembly is effectively solved.

The invention provides a wound cleaning and disinfecting integrated device, and relates to the technical field of medical care equipment. The device integrates cleaning, disinfection and intelligent control functions, and solves the problems that traditional wound surface treatment equipment is inconvenient to operate, uneven in cleaning and disinfection effects and the like. The device comprises key components such as a main body part, a sterilizing lamp, an ozone generator, a cleaning and sterilizing interface, a flexible telescopic pipe, a spray head, a draw-off pump, a cleaning liquid and sterilizing liquid storage tank, a temperature sensor and the like. By automatically spraying the cleaning liquid and the disinfectant and combining ozone and ultraviolet ray disinfection, the wound surface is ensured to be thoroughly cleaned and disinfected. The controller has the functions of display, voice interaction, remote monitoring and the like, and the operation convenience and safety are improved. The design of a push handle connecting rod and universal wheels enables the device to move flexibly and is suitable for various treatment scenes. And a built-in storage battery provides power support, so that normal operation of the equipment in a power-free environment is ensured.

A water dispenser with built-in UV sterilization system includes a tap, and a water tank with a cooling device. An inlet connects the tank to a water source. A UV radiation source is installed inside the cold water tank. A cooled water outlet is connected to the tap. The dispenser contains a flow sterilizer with an inlet connected to an outlet of the tank for uncooled water. An outlet of the sterilizer is connected to a sterilized water inlet of the tank. A funnel is installed inside the cold water tank under a water source inlet. An upper edge of the funnel is above a water level in the tank, to isolate water in a lower part of the tank from unsterilized water coming from the source. A narrow lower part of the funnel is connected to the outlet for uncooled water.

The utility model discloses a rotary selection type medical equipment integrated containing device which comprises a containing device shell and is characterized in that a hinged door is arranged on one side of the containing device shell, an office table and chair is arranged on the outer side of the containing device shell, and a computer is arranged on the office table and chair in a matched mode. The utility model relates to the technical field of storage equipment, in particular to a rotary selection type integrated storage device for medical equipment, which realizes efficient management and quick taking of the medical equipment, and is internally provided with an upper turntable and a lower turntable with the same specification, and each turntable is provided with a plurality of placement boxes for storing different types of medical equipment. Through the rotating assembly and the medical equipment partition recognition assembly, accurate positioning and rapid selection of equipment are achieved, in addition, the device is further provided with multiple auxiliary functions such as office tables and chairs, a computer, a face recognition camera, a fire extinguisher and an ultraviolet disinfection lamp, and the diversified requirements in the medical environment are met.

A UV disinfectant system may include a chamber having a wall that is transparent to a disinfecting radiation. Liquid may be flowed through the chamber for treatment by exposure to the radiation. The chamber may include a static mixer having vanes to impede laminar flow of the liquid during treatment. The vanes extend into the flow path of the liquid through the chamber. A gap is defined between the vanes and the transparent wall. A cabinet may house the chamber and radiation emitting bulbs. Blowers may be operably coupled to a temperature sensor and flow meter and positioned at a lower end and upper end of the cabinet to urge air out of the cabinet. The temperature sensor may include a thermocouple. The blowers may be variable speed blowers. The system may include a controller to control system operations. The controller may be remotely accessible to monitor or control operations.

The invention relates to the technical field of disinfection, in particular to a multi-stage flow self-adaptive ultraviolet disinfection method and system. The to-be-treated water body is divided into a low-flow stage total area and a high-flow stage total area according to flow parameters and water quality parameters of the to-be-treated water body, so that the disinfection effect can be differentially adjusted according to different flows and different water qualities, and it is ensured that the water body in each area obtains appropriate ultraviolet dosage; by calculating the attenuation coefficient of the ultraviolet intensity, the actual intensity of the ultraviolet in the water body in the low-flow stage can be accurately determined, the ultraviolet disinfection required dosage is calculated according to the first target ultraviolet intensity, it can be ensured that the ultraviolet reaches enough energy in the water body in the low-flow stage, and the disinfection effect is improved. And the ultraviolet intensity is calculated through the attenuation coefficient, so that the effect of the ultraviolet in the fast flowing water body can be reflected more accurately, and the ultraviolet disinfection system has higher adaptability.

The invention discloses an ultraviolet disinfection system and method for a medical logistics robot, a three-dimensional layered layout, a subarea accurate layout and an adjustable layout are adopted in a cabin of the robot, ultraviolet disinfection devices are distributed on the top, the bottom and the four walls of the cabin, and a high-frequency taking area and a special article storage area are intensively arranged; a plurality of sensors are arranged in the cabin body, the survival conditions of microorganisms are monitored in real time, and timing disinfection is assisted by intelligent sensing and timing disinfection; and the disinfection time is dynamically adjusted through remote control. By the adoption of the robot, the cabin can be disinfected in an all-around mode, meanwhile, the disinfection time is accurately arranged, energy and time waste caused by excessive disinfection is avoided, and the working efficiency of the robot and the battery life are improved.

The invention discloses a concrete production waste slurry environment-friendly treatment system and method.The concrete production waste slurry environment-friendly treatment system comprises a dynamic cyclone separation unit, a membrane filtration integration unit, a chemical flocculation reaction cabin and a resource utilization module which are sequentially connected, and the dynamic cyclone separation unit comprises a multi-stage cyclone set and a variable frequency driving device; the cyclone group realizes particle classification through cyclone cavities with different taper angles and diameters; the membrane filtration integrated unit comprises a hollow fiber ultrafiltration membrane assembly and a cross-flow filtration assembly; the chemical flocculation reaction cabin comprises an on-line water quality monitoring device and a flocculant accurate adding unit; the resource utilization module comprises a sludge carbonization reaction assembly and a clear water recycling pipe network, the sludge carbonization reaction assembly comprises a sludge carbonization reactor and a centrifugal machine, the sludge carbonization reactor converts dewatered sludge into an adsorbent through low-temperature pyrolysis at 400-600 DEG C, and the clear water recycling pipe network is provided with an ultraviolet disinfection device. The sludge carbonization reactor is provided with the waste heat recovery system, high-temperature flue gas heat generated in the sludge carbonization process is transferred to the waste slurry to be treated through the waste heat recovery system, the heating energy consumption in the pretreatment stage is reduced, the treated sludge is treated through the carbonization reactor, a porous carbon adsorbent is generated, and the sludge is recycled. The adsorbent can be used for adsorbing or recycling heavy metal ions, thereby reducing pollution and lowering treatment cost.

The invention discloses an intelligent bowel cleaning toilet lid, which belongs to the technical field of intelligent bathroom accessories and comprises a toilet seat cover, a bin, a bowel cleaning system, a spray washing system, an intelligent control system and a drying and sterilizing system. According to the bowel cleaning system, a flexible hose is accurately positioned to the center of a toilet seat through a movable spraying pipe, and a user can directly insert the flexible hose in the mode that the anus is aligned with the flexible hose; overflowing water flow is injected into the intestinal tract to soften dry and hard excrement and guide the excrement to be discharged naturally. After intestine cleaning is completed, the spray washing system flushes the flexible hose in a high-frequency large water flow and low-frequency small water flow alternating mode, the drying and sterilizing system conducts disinfection through hot air and ultraviolet rays, the whole process is automatically completed through the intelligent control system, simple, convenient, sanitary and safe intestine cleaning operation is achieved, and the problems that traditional clysis operation is complex, tedious and inconvenient, and the sanitary risk is high are solved.

The invention provides a resource recovery type black and grey water treatment system. The system comprises an oil separation device, a filtering device, a grey water treatment unit, a three-grid septic tank and an ecological percolation device, wherein the oil separation device comprises a kitchen grey water inlet, a grease outlet and an oil separation grey water outlet; the filtering device comprises a bathing and clothes washing grey water inlet, an impurity outlet and a filtered grey water outlet; the grey water treatment unit comprises a coagulative precipitation device, a filtering and decolorizing device, a UV disinfection device and a storage device; the coagulative precipitation device comprises an oil-separated grey water inlet, a filtered grey water inlet, a first water outlet and a second water outlet; the filtering and decoloring device comprises a water inlet and a filtered and decolored water outlet; the UV disinfection device comprises a filtered and decolored water inlet and a disinfected water outlet; the storage device comprises a disinfected water inlet and a water outlet; the three-grid septic tank comprises a first grid, a second grid and a third grid which are connected, the first grid comprises a toilet flushing black water inlet, and the third grid comprises a mixed water outlet; the ecological percolation device comprises a mixed water inlet and a harmless water outlet.

The invention discloses multistage sewage treatment equipment and a sewage treatment process thereof.The equipment comprises a treatment box, the interior of the treatment box is sequentially divided into a stirring chamber, a roller filtering chamber, an aeration filtering chamber and an ultraviolet disinfection chamber through a plurality of partition plates, a high-pressure washing system is arranged on the outer side face, and an ultraviolet lamp and a reflective mirror are installed in the ultraviolet disinfection chamber; the stirring chamber is used for performing stirring pretreatment on sewage, the roller filtering chamber realizes multi-stage filtering through a filtering basket and a roller, and the high-pressure flushing system can automatically clean the roller; the aeration filter chamber performs aeration biochemical treatment through an aeration pipe and a second filter plate; the ultraviolet disinfection chamber is used for performing multi-angle irradiation disinfection on the sewage by utilizing an ultraviolet lamp and a reflective mirror; through the design of multi-stage filtration, automatic cleaning, efficient disinfection and the like, the sewage treatment effect and efficiency are remarkably improved, and the sewage treatment device has the advantages of being compact in structure, low in energy consumption, convenient to operate and the like and is suitable for various sewage treatment scenes.

A fan assembly includes an electric motor; a rotor driven by the electric motor to rotate about an axis of rotation, and a plurality of blades, for example airfoil shaped blades, attached to the rotor. At least one blade includes a lighting assembly having an ultraviolet light source mounted inside an internal cavity proximal to an end of a blade body of the at least one blade such that the outer shape of the blade is generally unchanged by the lighting assembly.

This utility model belongs to the technical field of sewage treatment equipment, and provides an open channel ultraviolet disinfection device, including a mounting plate, a disinfection box, a cleaning frame, brushes, connecting ropes, and a drive mechanism. The mounting plate has multiple vertically penetrating and parallel strip-shaped mounting holes, and through holes are respectively opened at the four corners of the mounting plate. The lower end of the disinfection box passes through the corresponding strip-shaped mounting holes. The disinfection box contains multiple ultraviolet lamps. The cleaning frame is vertically movable and positioned below the mounting plate. The brushes are connected to the cleaning frame, and one end of the connecting rope passes through the corresponding through hole and connects to the cleaning frame. This utility model uses a drive mechanism to move the connecting ropes to achieve the lifting and lowering of the cleaning frame, thereby cleaning the lower end of the disinfection box. Because there are four connecting ropes, the cleaning frame is evenly stressed when the drive mechanism drives the connecting ropes, preventing the cleaning frame from tilting and ensuring stable lifting and lowering operation, thus reducing noise generation.

This invention belongs to the field of shavers and provides an automatic control system for handheld shavers, comprising: a multi-functional shaver trimming device, the multi-functional shaver trimming device including a body, the body being equipped with two or more functional modules selected from a trimming module, an ultraviolet disinfection module, and a cleaning module; a drive component is provided on one side of the body, the drive component driving the body to perform circumferential and reciprocating motion, and stopping the body at any position according to functional requirements; a shaver holder, on which the handheld shaver is placed, the shaver head of the handheld shaver adjacent to the body, the blade surface of the shaver head being opposite to the body; when the body is in trimming module mode, the trimming module applies force to the shaver head on the handheld shaver to detach the shaver head from the handheld shaver; this invention realizes automatic control and adjustment of multiple modes in one system.

The utility model discloses a shuttlecock tube humidifier relates to humidifier field, including end cover, lower shell and atomizer main part, atomizer main part install between end cover and lower shell, disinfection subassembly install lower shell bottom, disinfection subassembly includes mounting shell, mounting plate, connecting seat, ultraviolet disinfection lamp and locking subassembly, the mounting shell is fixedly connected to the bottom of the lower shell, the mounting plate is arranged in the mounting shell in a sliding mode, the ultraviolet disinfection lamp is mounted at the bottom of the mounting plate through the connecting base, a wire arrangement hole for wiring of the ultraviolet disinfection lamp is formed in the top of the mounting shell, and the locking assembly is used for locking and limiting the mounting plate. The end cover, the lower shell, the atomizer body and the disinfection assembly are used in a matched mode, under the action of the locking assembly, the ultraviolet disinfection lamp can be in a folded or unfolded state, and therefore when the ultraviolet disinfection lamp protrudes, the ultraviolet disinfection lamp can be matched with the atomizer to humidify and disinfect the interior of the badminton barrel.

The present application relates to the technical field of disinfection, in particular to a multi-stage flow adaptive ultraviolet disinfection method and system. The water to be treated is divided into a low-flow stage total area and a high-flow stage total area through the flow parameter and water quality parameter of the water to be treated, so that the disinfection effect can be differentiated according to the flow and water quality, and the water in each area can be ensured to receive appropriate ultraviolet dose, so as to achieve the best disinfection effect. By calculating the attenuation coefficient of ultraviolet intensity, the actual intensity of ultraviolet in the water in the low-flow stage can be accurately determined. According to the first target ultraviolet intensity, the required dose of ultraviolet disinfection can be calculated to ensure that the ultraviolet in the water in the low-flow stage reaches sufficient energy. By calculating the ultraviolet intensity through the attenuation coefficient, the effect of ultraviolet in the fast-flowing water can be more accurately reflected, so that the ultraviolet disinfection system is more adaptable.

The invention discloses a dynamic regulation sterilization method and system based on UV disinfection. The method comprises the following steps: step 1, acquiring lampblack parameters of a to-be-treated area in real time through a sensor group; 2, transmitting the oil smoke parameters to a processing unit for analysis and processing; step 3, dynamically adjusting the working state of the UV disinfection lamp group according to the analysis result of the processing unit, wherein the working state comprises at least one of the following adjusting modes: turning on or turning off a specified number of UV disinfection lamp tubes; adjusting the output brightness of the UV disinfection lamp tube; wherein the adjusting mode is executed based on a comparison result of the oil smoke parameter and a preset threshold value; and 4, collecting the oil smoke parameters of the adjusted area, and comparing the oil smoke parameters with the oil smoke parameters of the to-be-treated area obtained in the step 1 to obtain change data. Through the implementation of the invention, the adjustment hysteresis is eliminated through real-time oil smoke detection, the number and brightness of the lamp tubes are dynamically adjusted, so that the energy consumption is obviously reduced, and finally the overall efficiency of the system is improved through a feedback optimization strategy.

The utility model relates to the technical field of kitchen utensils, in particular to a kitchen cutter frame with a disinfection function, which comprises a base. Side plates are fixed to the front side and the rear side of the top of the base. Turnable turning plates are mounted on the left side and the right side of the top of the base; the springs abut against the sliding blocks, fixing rods are fixed to the tail ends of the sliding blocks, and the fixing rods are matched with the fixing holes in an inserted mode. A plurality of ultraviolet disinfection lamp tubes are fixed on two opposite end surfaces of the two turning plates; a fixing plate is mounted at the top end between the two side plates, and a plurality of fixing grooves for placing cutters are formed in the top of the fixing plate; on one hand, through the arrangement of the multiple fixing grooves, tools can be conveniently placed; and on the other hand, a plurality of ultraviolet disinfection lamp tubes are arranged on the turning plate, when the cutters are inserted into the fixing grooves, the ultraviolet disinfection lamp tubes on the two sides can irradiate and disinfect the cutters, and therefore the situation that bacteria breed in the cutter storage process is avoided.

The utility model discloses a freezing point laser hair removal instrument, and relates to the technical field of freezing point laser hair removal instruments. The freezing point laser hair removal instrument comprises a base and a disinfection assembly, a hair removal instrument body is arranged on the base, the disinfection assembly is arranged on the base and comprises a stand column, a disinfection cover and an ultraviolet disinfection lamp, the disinfection cover is fixedly installed on one side of the stand column, and the ultraviolet disinfection lamp is fixedly installed on the inner wall of the disinfection cover. Through cooperative use of the stand column, the disinfection cover, the ultraviolet disinfection lamp, the cross rod, the sliding block, the damping spring and the connecting sliding block, the laser head is one of key components of the freezing point laser hair removal instrument and makes direct contact with the skin for treatment, the laser head can be prevented from being polluted by the outside by arranging the disinfection cover, and therefore the sanitary condition before each time of use is guaranteed; and the service life and the performance stability of the laser head can be prolonged, and meanwhile, the maintenance and cleaning frequency of equipment can be reduced, so that the service life of the freezing point laser hair removal instrument is prolonged.

The invention relates to the field of silkworm breeding, in particular to a composite disinfection method suitable for a silkworm house and a silkworm rearing instrument. The composite disinfection method comprises the following steps: S1, carrying out physical and chemical combined preliminary disinfection; S11, cleaning and airing a movable instrument, and cleaning and disinfecting the silkworm house by using ultraviolet rays; s12, disinfecting the movable appliance and the silkworm house by using a chemical agent; s2, deep disinfection is conducted, specifically, a cinnamyl aldehyde and potassium permanganate mixed solution is taken to disinfect a silkworm house, then sulfur powder is used for fumigation disinfection, exhaust is conducted till no pungent smell is left, and the cinnamyl aldehyde and potassium permanganate mixed solution is prepared from cinnamyl aldehyde, water and potassium permanganate according to the volume ratio of 3-4: 5: 1-2; s3, disinfection before the silkworm period. Compared with the prior art, the disinfection method has the advantages that after the silkworm room and the silkworm rearing instrument are disinfected, few sedimentation bacteria are detected on the silkworm room and the silkworm rearing instrument, nuclear polyhedrosis viruses are not detected in silkworm bodies, the silkworm death rate is reduced to 0.3-1.1% and is far lower than that of other disinfection methods when the silkworm room or the silkworm rearing instrument is used for trial breeding of silkworm eggs, and the effect is extremely good.

The application discloses a kind of integrated hair concentrator multi-fault diagnosis method and equipment, relating to swimming pool water treatment technical field, wherein the method comprises: real-time acquisition inlet, hair filter section outlet, ultraviolet disinfection section import and outlet negative pressure P1,P2,P3 and P4;Calculate filtration pressure drop ΔP1 and disinfection pressure drop ΔP2;And first judge whether P1 is less than safety threshold to trigger anti-adsorption emergency stop;If not, based on the comparison of ΔP1 and ΔP2 and their respective cleaning reference value, accurately distinguish and diagnose hair filter section blockage or ultraviolet disinfection section internal blockage fault;If both are normal, based on radiation intensity, judge the efficiency of ultraviolet lamp tube.Secondly, the equipment includes corresponding negative pressure sensor, controller and actuator, wherein the ultraviolet disinfection section uses integrated built-in scraping type cleaning component.The application realizes the intelligent identification and directional maintenance of multi-stage fault, improves safety, energy efficiency and maintenance convenience.

A portable, multi-functional field disinfection box includes a base with a rotary drive device on top. The output of the rotary drive device is connected to an ultraviolet (UV) disinfection lamp. It also includes a casing to protect the UV disinfection lamp. The side walls of the casing or the UV disinfection lamp are foldable, allowing at least a portion of the UV disinfection lamp to be exposed along its height. The base or casing is equipped with a power supply and a control device, which are electrically connected to the rotary drive device and the UV disinfection lamp. Each side wall of the casing has a receiving cavity containing a foldable trash can. During use, the casing is opened or the folded UV disinfection lamp is unfolded, allowing the UV disinfection lamp to disinfect the surgical area inside the field medical tent without being obstructed by the casing. After use, the casing is closed to protect the UV disinfection lamp. Furthermore, the UV disinfection lamp rotates around its own axis, improving the environmental disinfection effect.

The utility model discloses an ultraviolet sterilization device for drinking water processing, and relates to the technical field of drinking water sterilization. Comprising a stainless steel main body, a sterilization mechanism used for drinking water processing is arranged in the stainless steel main body, the sterilization mechanism comprises a cleaning assembly, the cleaning assembly comprises a fixing plate fixedly connected to the inner wall of the left end of the stainless steel main body, and a quartz glass sleeve is arranged at the center of the inner wall of the fixing plate; according to the stainless steel water tank, the turning plate at the lower end of the connecting rod is turned in the stainless steel main body, so that water flow circulation in the stainless steel main body is promoted, water flow is more uniformly distributed, and the formation of water flow dead angles and stagnation areas is favorably avoided; breeding and accumulation of microorganisms and harmful substances are reduced, it is ensured that water flow is fully exposed to ultraviolet rays, disinfection blind areas caused by uneven water flow distribution are avoided, and the ultraviolet disinfection effect is enhanced.

The utility model provides a detachable ultraviolet disinfector, which relates to the technical field of disinfectors, and comprises a disinfector main body, the bottom of the disinfector main body is provided with a dismounting assembly, the dismounting assembly comprises a fixing frame, the fixing frame is internally provided with a screw groove, the screw groove is internally provided with a bidirectional screw, and the bidirectional screw is internally provided with an ultraviolet lamp. One end of the two-way screw rod is connected with a handle, the other end of the two-way screw rod is connected with a bearing, and the surface of the two-way screw rod is symmetrically connected with two sets of moving blocks. According to the utility model, when the controller is damaged and needs to be disassembled and maintained, the handle can be rotated to drive the bidirectional screw rod to rotate, and the clamping block can be pulled out of the clamping groove through the rotation of the thread, so that the rapid disassembly of the controller is completed, and then the disassembled controller is maintained. The problem that an existing controller and a sterilizer body are welded into a whole, and when the controller is damaged, disassembly and maintenance are very inconvenient is solved, and the convenience of maintenance of the controller is improved.