367 results about "Bacterial virus" patented technology

The invention provides an electrochemical active oxygen supply device for a washing machine and a preparation method. The device comprises a shell, a single closed reaction chamber is formed in the shell, a bifunctional anode electrode and a bifunctional cathode electrode are integrated in the reaction chamber, and a compact and uniform reaction area is formed between the anode electrode and the cathode electrode. When water flows through the reaction area, hydrogen peroxide (H2O2) and / or hydroxyl radicals (OH) are / is electrochemically generated on the surface in situ by accurately adjusting the electrode potential of the difunctional anode, so that instant generation and instant utilization of active oxygen are realized. The active oxygen directly enters a washing system of the washing machine along with water flow, bacteria, viruses and fungi can be efficiently inactivated under the normal-temperature or low-temperature washing condition without additionally adding chemical disinfectants, organic stains and peculiar smell molecules are synchronously degraded, and green, efficient and intelligent healthy washing is achieved.

The invention relates to the technical field of pitaya tank disinfection, in particular to a moxibustion pitaya tank disinfection device which comprises a base plate. The device further comprises a shell, a supporting pipe, a housing and the like. A shell is fixedly connected to the upper surface of the chassis; the shell is provided with at least six cavities distributed in an annular array. The central point of the shell is fixedly connected with a supporting pipe; and the supporting pipe is fixedly connected with a housing. According to the disinfection device for the pitaya tank for moxibustion, which is obtained through the design, bacteria, viruses or blood (such as when the skin is damaged) at the opening of the pitaya tank are scrubbed and cleaned through the sponge ring which continuously rotates anticlockwise on the scrubbing assembly; smoke dust, moxa ash or other pollutants tightly attached to the inner surface of the pitaya tank are scraped and cleaned through a plurality of cleaning wires continuously rotating anticlockwise on the brushing assembly, and then sweat, sebum or other secretions on the outer surface of the pitaya tank are repeatedly brushed and cleaned through a brush disc and brush strips.

The invention discloses a reagent for rapidly distinguishing bacterial and virus infection and application, belongs to the field of molecular biology, relates to medical and biotechnology, and aims to solve the problem that a traditional method cannot clearly distinguish bacterial infection from virus infection. The reagent comprises five antibodies marked with different fluorescence. The five antibodies are all mouse anti-human or rabbit anti-human antibodies, and targets corresponding to the five antibodies are respectively CD45, CD14, CD64, CD169 and HLA-DR (human leukocyte antigen-DR). The tail end of the antibody is connected with different fluorescein through chemical reaction; fluorescence labeling is performed on neutrophils, mononuclear cells and lymphocytes in peripheral blood through an antibody combination of CD molecules, and corresponding infection indexes are calculated through a flow cytometry method, so that the infection type (bacterial / virus infection) of a patient is quickly distinguished and judged.

A particulate oxide composition comprising cerium oxide, trivalent dopant, and optional additional metal oxide, other than cerium oxide and trivalent dopant, is beneficial to aid in the removal of biological contaminants, such as bacteria, viruses, fungi, protozoa (e.g., amoebae), yeast and algae. This particulate oxide composition contains more cerium oxide than trivalent dopant and has a unique depth profile in which the average trivalent dopant to Ce ratio at about 0 nm to about 3.5 nm from the surface of the particulate composition is greater than the trivalent dopant to Ce ratio at about 15 nm from the surface of the particulate composition. These trivalent doped cerium oxide compositions can be used to remove these biological contaminants from fluids, including air and water, and from solid surfaces. Also described are methods of using compositions containing these trivalent doped cerium oxide compositions to remove biological contaminants.

The invention discloses a targeted sequencing method for various pathogenic microorganisms. The targeted sequencing method specifically comprises the following steps: collecting a biological detection material containing the pathogenic microorganisms; extracting nucleic acid in the pathogenic microorganisms to be detected; designing specific primers and probes according to the target pathogenic microorganisms; amplifying a nucleic acid sequence through a PCR (Polymerase Chain Reaction) technology; carrying out deep sequencing based on a high-throughput sequencer; according to the present invention, the specific primers and the probe are designed, such that the nucleic acid sequence of the target pathogenic microorganism can be efficiently enriched, and the high-throughput sequencing technology is adopted to perform the deep sequencing so as to significantly improve the sensitivity and the accuracy of the detection of the plurality of pathogenic microorganisms; the method can be used for simultaneously detecting various different types of pathogenic microorganisms such as bacteria, viruses, fungi and the like, is simple and convenient to operate, short in time consumption and low in cost, and can provide powerful support for quickly and accurately identifying the pathogenic microorganisms and timely taking effective prevention and control measures.

The utility model discloses a split mounting type aquaculture water circulation treatment device, and relates to the technical field of water treatment equipment. The device comprises a culture pond and a treatment box, a filter screen and an ultraviolet lamp are fixedly installed in the treatment box, the filter screen is located above the ultraviolet lamp, a driving assembly is arranged on the treatment box, an extraction assembly is arranged on the driving assembly, and water in the culture pond is conveyed into the treatment box through the extraction assembly. According to the utility model, the driving assembly is used for conveniently driving water discharged by the discharge pipe in the extraction assembly to uniformly flow to the filter screen, so that impurities in the water are prevented from being concentrated and accumulated at a certain position of the filter screen, and then stirring blades in the linkage assembly are used for enabling the water in the treatment box to flow; water flows to continuously expose areas containing microorganisms such as bacteria and viruses under ultraviolet irradiation, so that the probability that the ultraviolet lamp is in contact with the microorganisms in water is increased, and the disinfection efficiency is improved.

The invention discloses a mesoporous biological ceramic filter sponge as well as a preparation method and application thereof, and belongs to the technical field of water treatment and air purification. The filtering sponge adopts a three-layer composite structure and comprises a three-dimensional porous sponge framework, a mesoporous ceramic transition layer and a nano metal thorn functional layer. Microorganism inactivation is achieved through a unique'adsorption-locking-puncturing 'physical mechanism, the inactivation rate of bacteria and viruses exceeds 99.9% under the condition that no chemical agent is used, meanwhile, heavy metal pollutants can be selectively removed, and beneficial mineral substances are reserved. The filtering sponge has the advantages of high porosity, large specific surface area, long service life and the like, and can be widely applied to the fields of drinking water treatment, sewage treatment, air purification and the like.

The invention discloses an intelligent hog house based on a disease real-time monitoring and early warning system, which comprises a hog house, a ceiling is fixedly mounted on the upper surface of the hog house, an excrement collecting groove is formed in the lower surface in the hog house, a leakage net plate is fixedly mounted on the upper surface of the excrement collecting groove, a connecting cylinder is fixedly mounted on the lower surface of the leakage net plate, and a push shovel mechanism is rotatably mounted in the connecting cylinder; therefore, the push shovel mechanism can be pushed to slide in the manure collecting tank to push and shovel the gathered pig manure in a centralized manner. Through the design of the camera and the push shovel mechanism, a sensor and a data analysis method are utilized to construct a disease real-time monitoring and early warning system, omnibearing and real-time monitoring of pig herd health conditions is realized, disease hidden dangers are found in time, prevention and control measures are taken, disease loss is reduced, excrement in a pig house can be cleaned at regular time, and the hog house is protected. Breeding and spreading of bacteria and viruses in the pig house are reduced, the risk that pigs are infected with epidemic diseases is reduced, the overall health level of pig herds is improved, and breeding production safety is guaranteed.

The invention provides a wastewater multi-stage treatment device for paper production, and relates to the technical field of wastewater treatment.The wastewater multi-stage treatment device comprises a tank body, a disinfection mechanism is arranged in the tank body, the outer surface of an inner cylinder is rotationally connected with a rotating ring plate through a bearing, and the upper surface of the rotating ring plate is fixedly connected with a first gear ring; the outer surface of the inner cylinder is rotatably connected with a plurality of supporting rods through bearings, and the outer surfaces of the supporting rods are fixedly connected with first gears. According to the invention, the ultraviolet lamp mounted on the outer surface of the rotating cylinder realizes multi-angle dynamic irradiation; by means of the design, the contact area of ozone and wastewater is remarkably increased, the coverage range and the sterilization path of the ultraviolet lamp are more comprehensive, the two treatment modes of ozone sterilization and ultraviolet irradiation act synergistically, the inactivation and decomposition effects on bacteria, viruses, organic pollutants and the like in the wastewater are effectively enhanced, the overall sterilization treatment efficiency is greatly improved, and the treatment cost is reduced. The wastewater treatment quality is ensured.

A household tap water pulsed intense light disinfection and sterilization device belongs to the technical field of household water equipment and comprises a water inlet connector, a water storage pipe body, a water outlet connector and a pulsed intense light sterilization lamp, the water inlet connector and the water outlet connector are communicated with an inner cavity of the water storage pipe body, and the pulsed intense light sterilization lamp is installed in the inner cavity of the water storage pipe body in a water insulation mode. The pulsed intense light sterilization lamp is arranged in the water storage pipe body and located between the water inlet connector and the water outlet connector, the wavelength of the pulsed intense light sterilization lamp is 200-1100 nm, the pulsed intense light sterilization lamp is installed in a household tap water pipe, and when water at the water inlet end of tap water flows into the inner cavity of the water storage pipe body from the water inlet connector, the whole process is irradiated by the pulsed intense light sterilization lamp. Bacteria, viruses and microorganisms in a water body can be thoroughly killed or decomposed under the irradiation of the intensive pulse light, so that each drop of water discharged from the faucet by people can be ensured to be non-toxic, sterile, sanitary and safe water.

The utility model discloses a false tooth processing steam cleaning device, which comprises a base, a cleaning box, a sealing door, a clamping structure and a spray-washing structure, the cleaning box is arranged on the base, the sealing door is rotatably arranged on the cleaning box, the clamping structure is arranged on the cleaning box, the spray-washing structure is arranged on the cleaning box, and the spray-washing structure is arranged on the base. And the clamping structure comprises a first motor, a first fixing base, a supporting column, a second fixing base, a limiting sliding groove, a mounting base, a second motor, a bidirectional threaded rod, a sliding base, a hydraulic lifter and a fixing clamp, the first motor is fixedly arranged on the top of the cleaning box, and the first fixing base is arranged on the first motor in a driving mode. The utility model belongs to the technical field of false tooth processing equipment, particularly relates to a false tooth processing steam cleaning device, and effectively solves the problems that the false tooth processing steam cleaning device is fixed and clamped on one side, the high-temperature steam cleaning is not in place, bacterial viruses and stubborn stains are easy to remain and the like.

The present invention relates to a method for preparing Gram-negative bacterial outer membrane-derived nanovesicles (OMNVs) and uses thereof. Additionally, the present invention provides a method for treating or diagnosing cancer using OMNVs. Furthermore, the present invention provides a method for delivering therapeutic or diagnostic substances to target cells or tissues by loading them into OMNVs. Also, the present invention provides a method for preventing and treating various diseases, including cancer and bacterial / viral infections, by co-administering OMNVs with antigens or administering OMNVs expressing antigens.

The invention relates to the technical field of traditional Chinese medicines, in particular to gardenia and ephedra antibacterial powder and a preparation method thereof. The gardenia and ephedra bacteriostatic powder and the preparation method thereof aim at solving the technical problems that in the prior art, traditional Chinese medicine differentiation is needed for oral administration of Chinese herbal medicine, and the medicine effect is affected by the first-pass effect of the liver and the kidney in modern medicine. According to the technical scheme, the gardenia and ephedra antibacterial powder is prepared from the following components in parts by weight: 4.5 to 13.5 parts of raw semen persicae with skin, 4.5 to 13.5 parts of raw semen armeniacae amarae with skin, 5 to 15 parts of raw gardenia, 3 to 9 parts of raw rheum officinale, 1.5 to 4.5 parts of raw ephedra, 0.5 to 1.5 parts of rhizoma cyrtomii, 1 to 3 parts of rhizoma cimicifugae, 1 to 3 parts of stiff silkworm, 1 to 3 parts of radix achyranthis bidentatae and 0.1 to 0.5 part of herba asari. The traditional Chinese medicine composition can inhibit bacteria, resist toxicity, strengthen body resistance and eliminate pathogenic factors, not only can remove bacterial viruses on skin surfaces of acupuncture points, but also can remove bacterial viruses, pathogenic factors and harmful factors in corresponding internal organs and organ tissues through the skin along meridians of the acupuncture points, so that the effects of strengthening body resistance, eliminating pathogenic factors, treating and immunizing are achieved.

The present disclosure relates to a filter for a smoking device, such as, but not limited to, a water pipe, or a cigarette, such as, but not limited to, a cannabis cigarette. The filter includes a body that is positionable over a mouthpiece of the smoking device, to filter impurities from smoke drawn therethrough, and a base that secures the body over the mouthpiece such that smoke is drawn therethrough, prior to inhalation by a user. The body can include one of more filtration layers, such as a first layer formed from a material selected to filter carcinogens and other impurities from the smoke prior to inhalation, and a second layer formed from a material selected to minimize or prevent the transmission of bacteria, viruses, or other contagions from a user's mouth to the smoking device. Each of the filtration layers can also be formed from one or more materials.

The invention relates to compound herba houttuyniae eye drops as well as a preparation method and application of the compound herba houttuyniae eye drops. Comprising the following preparation raw materials in percentage by mass: 1-6% of a herba houttuyniae extracting solution, 1-5% of an aglaia odorata extracting solution, 1-2% of a gelidium amansii extracting solution, 0.1-0.3% of acyclovir, 0.1-0.3% of tobramycin, 0.01-0.1% of dexamethasone sodium phosphate, 0.1-1% of sodium hyaluronate, 0.1-3% of glycerol and 88-93% of purified water. According to the compound herba houttuyniae eye drops prepared by the preparation method disclosed by the invention, the herba houttuyniae extracting solution, the aglaia odorata extracting solution, the gelidium amansii extracting solution, the acyclovir, the tobramycin and the dexamethasone sodium phosphate are combined for use, so that the compound herba houttuyniae eye drops have a relatively good curative effect on pets suffering from bacterium and virus mixed infection type conjunctivitis / keratitis; the compound herba houttuyniae eye drops are good in high-temperature-resistant storage stability and good in curative effect, the problem of frequent administration can be reduced, and the compound herba houttuyniae eye drops are more convenient to use and store.

The utility model discloses a nano composite filter material mask with high comfort and high antibiosis, which relates to the technical field of masks and comprises a mask body, a fixing ring is fixedly mounted on the surface of the mask body, a rotary sealing blade is rotatably connected to one side, away from the mask body, of the fixing ring, and a second connecting hole is formed in the end of the rotary sealing blade. A second connecting column is rotatably mounted on the inner wall of the second connecting hole, a connecting rod is fixedly mounted at the end, away from the rotary sealing blade, of the second connecting column, a first connecting hole is formed in the end, away from the second connecting column, of the connecting rod, and a first connecting column is rotatably mounted on the inner wall of the first connecting hole; according to the utility model, through the magnetic attraction connection mode between the air supply box and the mask body, a user can conveniently take down the air supply box at any time for charging, meanwhile, the sealing blade is rotated so that the user can easily close the sealing blade when taking down the air supply box, external bacteria and viruses are prevented from invading the interior of the mask, and the continuous protection effect of the mask is ensured.

The invention belongs to the technical field of medical care, and discloses an individual nutrition detection analyzer for medical care, which comprises a base, a machine body is fixedly mounted at the edge of the top end of the base, universal wheels are fixedly mounted at four corners of the bottom end of the base, and foot electrodes are vertically and movably connected in a groove in the top end of the base. A first connecting structure is installed at the bottom of one side of the machine body, a second connecting structure is fixedly installed in the middle of one side of the machine body, an operation structure is arranged on one side of the top end of the machine body, and a display screen is arranged at the position, located on one side of the operation structure, of the top end of the machine body. The mechanical cleaning part can thoroughly remove stains and residues on the surface of an electrode to ensure the cleanliness of the electrode, the disinfection part can effectively kill bacteria, viruses and other microorganisms on the surface of the electrode to reduce the risk of cross infection, and meanwhile, the automatic operation process also reduces manual intervention and improves the working efficiency.

Photocatalytic sterilization technology is a technology that uses active substances generated by specific materials under light conditions to kill bacteria, viruses and other microorganisms. This technology mainly relies on the performance of photocatalytic materials, especially semiconductor materials such as titanium dioxide (TiO2). When the photocatalyst is irradiated by light of a specific wavelength, the electrons in the material transition from the valence band to the conduction band, forming electron-hole pairs. These electrons and holes have high chemical activity and can react with water or oxygen to generate free radicals with strong oxidizing ability, which can destroy the cell wall or cell membrane of microorganisms, causing the leakage of intracellular substances, thereby achieving the effect of sterilization. The present application aims to solve the problems of low light utilization rate and insufficient active sites of TiO2 photocatalytic materials, and proposes a TiO2@Ag / Ti-MOF functional material. The TiO2@Ag / Ti-MOF functional material is based on the Ti-MOF skeleton to construct Ag-MOF, realizing the controlled slow release of Ag ions and having a long-term effective sterilization effect.

The utility model relates to the technical field of medical instruments, and discloses a dysphagia nursing out-call box which comprises a sealing assembly, a sealing part, a sealing door, a sliding frame, a rack and a gear, the sliding frame is fixed to one side of the sealing door, the rack is fixed to the bottom of the sliding frame, the gear is located on one side of the rack, and the sealing door is connected with the gear. The gear is meshed with the rack, the moving assembly is arranged on the gear and comprises a moving part, the moving part comprises a moving strip, a guide strip, a guide plate and a shifting plate, and the moving strip is located on one side of the gear. The box has the advantages that the box covers are arranged to be in the opening and closing type, when the box body needs to be completely opened, the two box covers can be simultaneously and oppositely opened, when small articles are taken, the box body can be half opened, the interior does not need to be completely exposed, large-area exposure is avoided, invasion of dust, bacteria, viruses and the like is reduced, the articles are kept in a sterile state, and the hidden danger of infection of patients is reduced.

The utility model relates to the technical field of injection molding processing, in particular to a softened injection molding material feeding mechanism with a spray sterilization device. According to the technical scheme, an auger is rotationally installed in a charging barrel through a first retainer, a cover plate is installed at the top end of the charging barrel, a motor is installed on the cover plate, and a magnetic coupler is installed at the top end of the auger; the motor is in magnetic coupling with a magnetic coupler of the auger through a magnetic coupler of the speed reducer, a medicament box is installed on the portion, located on one side of the motor, of the cover plate, a liquid storage box is installed above the magnetic coupler of the speed reducer, and medicaments in the medicament box are sprayed out through an atomizing nozzle of the liquid storage box. According to the utility model, medicaments in the liquid storage box are pumped out through the water pump and are uniformly sprayed on raw materials in the charging barrel through the atomizing nozzle, so that microorganisms such as bacteria, viruses and the like in the raw materials are effectively killed, and the sanitary quality and the safety of products are improved.

Embodiments of the disclosure include methods and compositions related to antimicrobial applications. In particular embodiments, the compositions comprise peptides for antimicrobial applications that are also found in tick attachment glue. In some embodiments, the disclosure concerns methods to treat bacterial, viral and fungal infections in an animal or insect and / or to clean an environment or matter of any kind.

The utility model relates to the technical field of operating room air supply devices, in particular to an operating room air supply device with an air treatment system, which comprises a ventilation pipeline, a baffle is fixedly mounted on the lower side of the ventilation pipeline, and a plurality of ventilation openings are formed in the baffle. The automatic replacement structure is driven by the motor to automatically replace the filter element, so that medical staff do not need to manually replace the filter element, the old filter element can be automatically cleaned and sterilized after being replaced, the risk that the medical staff is infected by the filter element is reduced, the replacement process is simple and easy to operate, the air supply structure is further driven to send out gas with bacteria and viruses, and the service life of the medical staff is prolonged. And through the combined action of the multiple fans, the situation that the suction force of the air supply device is weak due to external factors during air supply, and consequently the purification efficiency of air in the operating room is low is avoided.

The environment-friendly technology for rubber paste production comprises the following steps that S1, pretreatment is conducted, specifically, waste water generated in the rubber paste production process enters a pretreatment pool to be pretreated, a grating and a screen are arranged in the pretreatment pool, and large suspended solids in the waste water are removed; s2, mixing reaction: introducing water into stirring equipment, adding a liquid medicine according to the quality of the wastewater, and rapidly mixing the liquid medicine with the wastewater through the stirring equipment to neutralize the pH value and the drug power in the wastewater. S4, precipitation: feeding the wastewater subjected to the mixed reaction into a precipitation tank, and standing for a certain time to obtain preliminarily clarified water. And S5, filtering: enabling the clarified water to pass through a filter tank, and intercepting residual fine suspended matters and colloidal substances. S6, disinfection: adding a disinfectant into the filtered water to kill pathogenic microorganisms such as bacteria and viruses in the water. The stirring equipment in the step S2 comprises a stirring tank, so that the liquid medicine can be quickly diffused in each layer and region of the water body.

According to the secondary water supply reservoir capable of guaranteeing continuous water supply, the sterilization and disinfection mechanism capable of being folded is installed in the reservoir body, during normal water supply, a first connecting rod in the sterilization and disinfection mechanism is horizontally arranged, a second connecting rod in the sterilization and disinfection mechanism is vertically arranged, all ultraviolet sterilization lamps can be evenly arranged in the reservoir body, and the corresponding sterilization and disinfection effect is achieved; when a worker needs to enter the water tank for cleaning, the second connecting rod can be rotationally close to and connected to the first connecting rod, and is folded and gathered to be stored in the center of the water tank when not in use, so that interference of a traditional fixed disinfection device on cleaning operation of the worker is avoided, and the cleaning efficiency is improved; meanwhile, the ultraviolet germicidal lamp is arranged so that microorganisms such as bacteria and viruses in water can be effectively killed, the water quality safety is improved, and water supply sanitation is guaranteed.

The utility model relates to the technical field of mousetrap equipment, in particular to a mousetrap which comprises a main body ring, a containing groove is formed in the middle of the main body ring, a driving shaft is rotatably installed in the containing groove, a sealing cover is fixedly installed on the outer surface of the driving shaft, and the diameter of the sealing cover is the same as that of the main body ring. A supporting ring is rotationally mounted on the outer surface of the ring end of the main body; through the thread adapting mechanism, the mouse collecting device can be conveniently installed on most of bottle bodies, is more convenient to use and wider in application range, is also used in a mouse storage space to facilitate collection, does not need to independently produce the bottle bodies, is cleaner and more sanitary, and meanwhile, the mouse directly enters the bottle bodies, so that the mouse collecting efficiency is improved. During replacement, only the bottle cap needs to be closed to be discarded, direct contact with rats is not needed, smell emission, falling of excrement to the ground or contact with other places are reduced, and bacterial virus infection to people is avoided.

The utility model discloses a cleaning device for a yak breeding house, and belongs to the technical field of yak breeding houses. Comprising a breeding house body constructed by a steel structure, a sweeping assembly used for sweeping sundries such as forage at the bottom of the breeding house body, a driving assembly used for pushing the sweeping assembly to horizontally move, a stabilizing assembly used for connecting the sweeping assembly and the driving assembly, and a dust collecting assembly used for collecting the swept sundries. According to the yak breeding house cleaning device, through cooperative use of the driving assembly and the stabilizing assembly, the cleaning assembly moves horizontally, residual excrement, forage and other sundries on the inner bottom face of the breeding house body are cleaned through the effect of the cleaning assembly, and then the cleaned sundries are collected through the effect of the dust collecting assembly; therefore, the residual sundries at the bottom of the breeding house body are cleaned and collected, and the residual sundries such as excrement are prevented from becoming a hotbed for breeding bacteria, viruses and parasites.

The utility model discloses an indoor microorganism disinfection and purification system which comprises a shell, the shell is provided with an air inlet and an air outlet, the shell is provided with a purification device, a disinfection device and a centrifugal fan, and the purification device, the disinfection device and the centrifugal fan are sequentially arranged in the airflow direction; the disinfection device comprises a photocatalyst layer and a plurality of ultraviolet lamp tubes, and the photocatalyst layer and the ultraviolet lamp tubes are sequentially arranged in the direction from the air inlet to the air outlet. The disinfection device is composed of a photocatalyst layer and a plurality of ultraviolet lamp tubes, under ultraviolet irradiation, the photocatalyst layer can generate hydroxyl free radicals and superoxide anion free radicals with strong oxidizing property, and the free radicals can be rapidly subjected to oxidation-reduction reaction with bacteria, viruses, formaldehyde and other harmful microorganisms and organic pollutants in the air, so that the disinfection effect is achieved. The cell structure or molecular chain is destroyed and decomposed into harmless substances such as carbon dioxide, water and the like, so that the purposes of disinfection and purification are achieved.

The invention discloses UV water treatment equipment and a using method thereof, and belongs to the technical field of water treatment.The UV water treatment equipment comprises a water pipe, water to be treated is introduced into the water pipe, and the water pipe is a transparent structural body; the lamp box is arranged on the side face of the water pipe, an opening of the lamp box corresponds to the position of the water pipe, and the lamp box releases UV rays from the position of the opening to treat water to be treated in the water pipe; the control part is used for information interaction and control, and the control part is used for controlling the flow velocity of the water to be treated and the illumination intensity of the lamp box; and the power supply part comprises a plurality of power supply boxes and is used for supplying power to the equipment. The device is simple in structure, convenient to operate and capable of efficiently killing microorganisms and particularly has a good sterilization effect on harmful microorganisms such as bacteria, viruses and cystis, and compared with a traditional chemical disinfection method, the ultraviolet disinfection technology does not need to add a disinfectant, so that secondary pollution is avoided.

The invention provides a blood sampling and analyzing device, and relates to the technical field of blood sampling. Comprising a puncture needle, a first pipeline and a vacuum blood sampling test tube, the puncture needle is arranged at the first end of the first pipeline, and the vacuum blood sampling test tube is arranged at the second end of the first pipeline; the first end of the second pipeline is arranged at the position, close to the second end, of the first pipeline, and the first pipeline is communicated with the interior of the second pipeline; the air extracting device is arranged at the second end of the second pipeline and used for extracting air from the second pipeline; the first flow limiting valve is arranged on the first pipeline and is positioned between the vacuum blood sampling test tube and the second pipeline; and the second flow limiting valve is arranged on the second pipeline. According to the vacuum blood sampling test tube, bacteria and viruses in the air can be prevented from entering the vacuum blood sampling test tube to cause pollution in the use process to a great extent, and the accuracy of subsequent blood analysis is ensured.

An air sterilization device includes a housing, a porous wheel, a fan and a sterilization module. The housing has an air inlet and an air outlet. The fan is arranged in the housing to draw external air into the housing through the air inlet. The external air is filtered and sterilized by the porous wheel and the sterilization module, and then the clean air is discharged from the air outlet. The sterilization module is arranged beside the porous wheel. The sterilization module can sterilize the air flowing through the sterilization module and sterilize the porous wheel by relative rotation between the porous wheel and the sterilization module to kill the bacteria and viruses attached to the porous wheel, so that the sterilization efficiency of the air sterilization device is improved.