961 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.

The invention discloses a sewage treatment equipment monitoring system and method based on the Internet of Things, and belongs to the technical field of sewage treatment equipment monitoring, the system is used for monitoring the disinfection process of sewage treatment in real time, and the system specifically comprises an ultraviolet disinfection module used for monitoring the disinfection process of ultraviolet in real time; the thermal disinfection module is used for monitoring and controlling the temperature in a disinfection area in real time; the evaluation and prediction module predicts the residual microbial biomass through a model based on the disinfection effects of the ultraviolet disinfection module and the thermal disinfection module; the disinfectant adding module is used for dynamically adjusting the adding amount of the disinfectant according to the result of the disinfection prediction module; and the disinfectant residual quantity module predicts the residual quantity of the residual disinfectant in the sewage after the disinfectant is added according to the adding quantity of the disinfectant.

A system and method for sanitizing a target zone include an infrared (IR) sensor, a control unit, and one or more ultraviolet (UV) lamps. The IR sensor is configured to generate thermal image data of a target zone within a space. The control unit includes one or more processors and is communicatively connected to the IR sensor and the one or more UV lamps. The control unit is configured to determine an occupancy status of the target zone based on the thermal image data and a reference temperature of the space. Each of the one or more UV lamps is configured to emit UV light into the target zone. The control unit is configured to operate the one or more UV lamps based on the determined occupancy status of the target zone.

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 relates to the technical field of water treatment, and particularly discloses a crystal nucleus granulation induced hardness removal integrated water treatment process which comprises the following steps: firstly, ultrasonically dispersing nano-hydroxyapatite in deionized water, adding gamma-glycidoxypropyltrimethoxysilane for reaction, and treating to obtain a silanized hydroxyapatite crystal nucleus; the sodium polyacrylate reacts with aluminum sulfate and the like in an ethylene glycol solution to prepare the composite inducer. The preparation method comprises the following steps: reacting the two components in a phosphate buffer solution in proportion to obtain inducer-loaded crystal nucleus particles, carrying out multi-step reaction and treatment on the inducer-loaded crystal nucleus particles with calcium chloride and the like to obtain surface-coated crystal nucleus granulation bodies, and mixing the surface-coated crystal nucleus granulation bodies with cationic polyacrylamide and nano-zinc oxide to prepare the reinforced hardness removal agent. When to-be-treated water is treated, the reinforced hardness removal agent is added, stirring and precipitation are performed, supernate sequentially passes through the activated carbon filter column to adsorb impurities and is sterilized by the ultraviolet disinfection device, and finally effluent is collected, so that the hardness in the water can be efficiently removed, the process integration level is high, and the effect is good.

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 invention relates to the technical field of non-woven fabric sterilization, in particular to a spunlace non-woven fabric finished product automatic disinfection device which comprises a disinfection device body and a spunlace non-woven fabric body arranged in the disinfection device body in a penetrating mode, a top cover is slidably connected to the top of the disinfection device body in a clamped mode, and an observation window is formed in one side of the disinfection device body. An automatic disinfection assembly for treating the spunlace non-woven fabric main body is arranged in the disinfection device main body. According to the device, the disinfection effect is greatly improved through the dual effects of the spraying disinfection assembly and the ultraviolet disinfection assembly, the disinfection range is enlarged through the swing motion of the spraying disinfection assembly and the ultraviolet disinfection assembly, waste and energy consumption of disinfectant are reduced, and after rinsing, the two water removal devices are arranged, so that the disinfection effect is greatly improved. Water in the spunlace non-woven fabric is squeezed out to the maximum extent, the influence on follow-up operation is reduced, meanwhile, the whole driving device is driven by only one servo motor, and the equipment cost is greatly reduced.

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 omni-directional disinfection type UV sterilizer and a use method thereof, and relates to the technical field of sterilizers, the omni-directional disinfection type UV sterilizer comprises: a disinfection box, each inner wall of the disinfection box is provided with an ultraviolet lamp; the movable storage assembly is used for supporting articles needing to be disinfected, the movable storage assembly is arranged at the lower part of the interior of the disinfection box, the movable storage assembly comprises a plurality of fixed brackets and a plurality of rotary supporting base plates, and the fixed brackets and the rotary supporting base plates are sequentially and alternately arranged; side ultraviolet lamps used for disinfecting the two sides of an article are mounted on the two sides of the rotary supporting base plate; and the driving mechanism is used for controlling the supporting and placing base plate to rotate and is arranged on the rear side of the disinfection box. Through cooperation of the movable storage assembly and the driving mechanism, a disinfection object can be driven to move and move up and down in a small range, and through cooperation with the ultraviolet lamp in the disinfection box, all-directional disinfection can be automatically achieved, so that midway turnover is not needed, operation is easy, and disinfection is comprehensive.

The utility model relates to a sewage treatment device combining two-stage AO (Anaerobic Oxic) and MBR (Membrane Bio-Reactor) membrane technologies, which is characterized in that sewage to be treated in the sewage treatment device sequentially passes through a water inlet pipe, a first anoxic tank, a first aerobic tank, a second anoxic tank, a second aerobic tank, an MBR membrane tank and a water outlet pipe, and anoxic tank fillers are arranged in the first anoxic tank and the second anoxic tank; aerobic tank suspended fillers are arranged in the first aerobic tank and the second aerobic tank, an MBR membrane is arranged in the MBR membrane tank, the self-priming pump and the ultraviolet disinfection instrument are arranged in the equipment room, an MBR membrane tank water outlet pipe and an MBR membrane tank water outlet pipe are arranged on the wall of the equipment room, and the self-priming pump is arranged on a pipeline between the MBR membrane tank water outlet pipe and the MBR membrane tank water outlet pipe. The sewage treatment device disclosed by the utility model can be used for effectively treating sewage in village and town environment sensitive areas, expressway service areas, high-speed rail stations and other scenes, is a sewage treatment device integrating two-stage AO and MBR membrane technologies, and is good in sewage treatment effect and high in integration level.

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 utility model provides an automatic sterilization water boiler, and particularly relates to the technical field of water boilers, the automatic sterilization water boiler comprises a water boiler body, a sterilization mechanism and a lifting mechanism, the outer side of the water boiler body is connected with a faucet, the outer side of the water boiler body is fixedly connected with a fixing frame, the sterilization mechanism is arranged above the water boiler body, and the lifting mechanism is arranged above the water boiler body. According to the automatic sterilization water boiler, in order to conveniently disinfect water, the water is disinfected through the ultraviolet disinfector, then the water is conveyed into the water tank, then the water in the water tank is purified through the small ozone generator, and then the purified water is discharged into the water boiler body through the drainage pipe, so that the disinfection effect is achieved; and the threaded rod is in threaded connection with the connecting plate, so that the supporting plate can be driven to ascend and descend through the connecting plate, the bottle opening of the thermos bottle can be ensured to be closer, water splashing is effectively prevented, and leaked water can be prevented from entering the water storage box.

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 present disclosure provides a fume extracting device and an induction cooker integrated stove. The fume extracting device includes: a box body, where a mounting hole is disposed on an upper end surface of the box body; a volute fan, where an air inlet end in a middle part of the volute fan faces downward; a fume extracting pipe, where one end of the fume extracting pipe is inserted upward through the mounting hole and disposed on the box body, and the other end of the fume extracting pipe is in communication with the air inlet end of the volute fan; and a fume exhaust pipe, where the fume exhaust pipe is in communication with an air outlet end of the volute fan. The fume extracting device occupies a small space. Further, the air inlet end of the volute fan faces downward, reducing noise while increasing air pressure. The filtering cup and the strainer can be pulled out for cleaning. Further, a purifying device is connected at the tail end of the fume extracting pipe to perform ozone sterilization and ultraviolet disinfection and the ultraviolet rays can also decompose redundant ozone to prevent ozone pollution to the atmosphere. The mounting hole of the box body can be located at a position such as middle, front side, left side or right side of the upper end surface of the box body to enable the fume extracting pipe to adapt to different working environments. Moreover, the energy saving and emission reduction can be achieved.

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 utility model relates to the technical field of delivery windows, in particular to an automatic door delivery window which comprises a delivery window body, a front air-tight door, an ultraviolet disinfection lamp, a rear air-tight door, a connecting plate, a rodless air cylinder, a sliding block and a sliding groove, the front air-tight door is installed at the front end of the delivery window body, and the ultraviolet disinfection lamp is installed in the delivery window body. A rear airtight door is installed at the rear end of the delivery window body and comprises a second door plate, a connecting plate is fixedly connected to the front side of the second door plate, a rodless air cylinder is fixedly connected to the rear side of the right end of the connecting plate, sliding blocks are installed at the left end and the right end of the rear airtight door correspondingly, and the sliding blocks are slidably connected with sliding grooves. The sliding groove is fixedly connected to the rear side of the delivery window body. The mechanical arm is provided with the rear air-tight door, the rodless cylinder, the sliding block and the sliding groove, automatic opening of the second door plate can be achieved through the rear air-tight door, the rodless cylinder, the sliding block and the sliding groove, articles can be conveniently taken out through the mechanical arm, manual taking out is not needed, and use is convenient.

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 relates to the field of aquaculture, and discloses an aquaculture pond water circulation device which comprises a hydrogen dissolving device, an oxygen dissolving device, a water supply mechanism, a disinfection device and a filtering device. The oxygen dissolving device is used for enabling oxygen to react with water received from the culture pond to generate high-oxygen water, the culture pond is used for receiving hydrogen water and the high-oxygen water, and the disinfection device and the filtering device are matched to modify the water quality environment of the culture pond. A water environment-dissolved oxygen-hydrogen concentration triple feedback mechanism is innovatively introduced, the biological effectiveness of hydrogen molecules is maintained while microbial metabolism energy consumption is reduced, hydrogen water is matched with disinfection and filtration to inhibit excessive proliferation of microorganisms, water quality is remarkably optimized through filtration and ultraviolet disinfection, and the biological efficiency of the hydrogen water is maximized.

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.

A device including a body section, the body section comprises a mesh material, the mesh material having an interlaced structure sufficient for blocking ultraviolet (UV) light rays; a frame implement, wherein the frame implement being configured to coil inside the body section to provide a supporting structure for the body section to popup when in use or for the body section to be collapsed for storage; a plurality of ultraviolet (UV) lights for sanitizing or disinfecting; a lid portion; and a fastener, wherein the fastener is configured to connect the lid portion to the body section.

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.

The invention discloses a device and a method for controlling an ultraviolet disinfection lamp. The device comprises a disinfection environment modeling module, a human body sensor, an illumination intensity sensor, a disinfection evaluator, a switch controller, an illumination intensity controller and a timer, the disinfection environment modeling module is used for modeling the working environment of the ultraviolet disinfection lamp to obtain a disinfection environment prediction model; the human body sensor is used for detecting personnel existence information in a working environment; the illumination intensity sensor is used for measuring an illumination intensity value of a working environment; the disinfection evaluator is used for evaluating the disinfection effect of the ultraviolet disinfection lamp to obtain an evaluation result value and switch control information; the switch controller is used for performing switch control on the ultraviolet disinfection lamp; the illumination intensity controller is used for controlling the illumination intensity of the ultraviolet disinfection lamp; and the timer is used for carrying out statistical processing on the turn-on time and the turn-off time of the ultraviolet disinfection lamp.

The utility model relates to the technical field of waste gas purifiers, and discloses a waste gas purifier for photo-oxygen catalytic activated carbon, which comprises a box body, the left side of the box body is fixedly connected with a gas inlet pipe, the two sides of the interior of the box body are fixedly connected with fixing plates, and the sides, close to each other, of the fixing plates are provided with ultraviolet disinfection lamps. A liquid storage box is fixedly connected to the lower side of the interior of the box body, a liquid conveying pipe is fixedly connected to the front side of the liquid storage box, a groove is formed in the upper side of the box body, a fixing frame is slidably connected to the interior of the groove, filtering assemblies are arranged on the two sides of the interior of the fixing frame, and ventilation openings are formed in the right sides of the filtering assemblies. According to the waste gas treatment device, the filtering assembly can be detached and taken out, the filtering assembly can be conveniently cleaned, the cleaning convenience and the cleaning quality are greatly improved, residual organic pollutants in waste gas can be further adsorbed, and the waste gas can be fully disinfected and purified.