234 results about "Epidemic disease" patented technology

The invention relates to the technical field of food safety intelligent tracing, and discloses a livestock and poultry product epidemic disease and tracing information quality tracing system based on artificial intelligence. The system comprises a raw material file construction module, an abnormal active prediction module, a multi-modal information fusion module, a tracing knowledge graph construction module and an intelligent tracing decision module. The system generates a raw material archive by collecting livestock and poultry raw material information, and analyzes production monitoring data in real time by using a time sequence model to actively predict abnormal nodes of epidemic diseases. After the abnormity is recognized, multi-link heterogeneous traceability information is synchronously called and fused, an abnormal event panorama is generated, and then a traceability knowledge graph is dynamically constructed in combination with an external knowledge base. And finally, automatically generating an optimized traceability query path according to the knowledge graph, and driving a precise traceability process. According to the invention, the conversion from passive recording to active early warning is realized, and the accuracy and efficiency of epidemic disease tracing are improved through deep fusion and intelligent reasoning of multi-source information.

The invention relates to the technical field of animal monitoring, and provides a wild animal epidemic disease monitoring, prevention and control method and system based on artificial intelligence, and the system collects the video stream, the shell temperature, the air pathogen concentration, the sound characteristics, the VOCs spectrogram and other data of wild animals in real time through arranging multi-mode sensor nodes. Real-time reasoning is carried out through a wildness degree AI model in the edge calculation unit, the health state and epidemic disease risk of animals are evaluated, a multi-source risk knowledge graph and a graph neural network are combined, an epidemic situation occurrence probability threshold value is dynamically adjusted by the system, and accurate prevention and control instructions such as risk area division, isolation early warning and material putting schemes are generated; after the epidemic disease risk is confirmed, the system sends early warning information to a prevention and control center through various communication links, and continuously optimizes a prevention and control strategy through reinforcement learning. According to the method, intelligence and precision of epidemic disease prevention and control of wild animals are achieved, complex ecological environment changes can be coped with in real time, and prevention and control efficiency and accuracy are remarkably improved.

The invention provides a PINN-based natural epidemic disease transmission mechanism modeling method and system, which are used for mechanism deduction and space-time prediction of a natural epidemic disease transmission process. The method comprises the following steps: firstly, constructing a host population model and a host-population coupling propagation dynamics model; secondly, the dynamic equation set serves as a physical constraint to be embedded into the physical information neural network; and finally, through joint loss function optimization network learning, bidirectional driving of case data prediction and parameter inversion is realized. The method solves the problems that in the prior art, a host-crowd coupling mechanism is lacked, environmental factor modeling is insufficient, and data driving and mechanism modeling are separated, two-way driving of mechanism modeling and data learning is achieved, and space-time simulation precision, interpretability and model generalization ability are remarkably improved.

The invention discloses a swine fever and porcine parvovirus bivalent subunit vaccine and a preparation method thereof. The vaccine comprises a first recombinant protein encoded by a first gene, a second recombinant protein encoded by a second gene and a pharmaceutically acceptable carrier. The first gene has a sequence as shown in SEQ ID NO: 1 or an increased or reduced sequence thereof. And the second gene has a sequence as shown in SEQ ID NO: 2 or an increased or reduced sequence thereof. An antigen E2 protein of a hog cholera virus (CSFV) and a VP2 protein of a porcine parvovirus (PPV) are taken as double targets, a recombinant SC-E2 protein with a SpyCatcher tag and a recombinant ST-VP2 protein with a SpyTag tag are respectively expressed in insect cells through a recombinant baculovirus vector, double-antigen covalent assembly is realized in vitro, and the constructed bivalent subunit vaccine can be used for simultaneously preventing and controlling two epidemic diseases and has a good application prospect. And the vaccine has the advantages of high safety, strong immunogenicity, high prevention and control efficiency, easiness in large-scale production and the like.

The invention discloses a method for identifying an early performance behavior of a pig epidemic disease based on a three-axis attitude angle, and belongs to the technical field of intelligent breeding and livestock and poultry health monitoring. According to the method, a wearable device integrated with a gyroscope is worn on the head of a pig, and three-axis attitude angle signals such as a yaw angle (Yaw), a pitch angle (Pitch) and a roll angle (Roll) of the pig are collected in real time. And carrying out sliding processing on the continuous attitude angle data according to a set time window, extracting behavior characteristic parameters, and carrying out comprehensive identification on behavior performance in the early stage of the suspected epidemic disease in combination with behavior chain pattern identification, individual-group comparative analysis, continuous trend monitoring and an abnormal scoring mechanism. The method does not depend on other sensors such as an accelerometer, an image, a sound or a body temperature sensor, only takes the attitude angle as a unique input signal source, has the advantages of low power consumption, light model weight, convenient deployment and suitability for edge recognition, can quickly find out an individual with abnormal behavior in the early stage of epidemic diseases, realizes intelligent early warning earlier than definite diagnosis, and has a good application prospect. The method is suitable for epidemic disease prevention and control and fine management of various large-scale pig farms.

The invention belongs to the field of canine distemper virus detection, and particularly relates to a canine distemper virus RT-RAA CRISPR / Cas 12b detection kit and a detection method thereof. According to the kit, isothermal amplification is performed by using an RT-RAA universal primer, and then detection is performed by using a CRISPR / Cas 12b detection system consisting of target sequence sgRNA, so that amplification of a target fragment of the N gene of the canine distemper virus and target detection visualization can be effectively realized. The result of the embodiment shows that the RT-RAA CRISPR / Cas 12b detection kit finally designed by the invention is high in specificity and does not have cross reaction with other viruses, the lowest visual detection limit reaches 4.77 * 10 < 1 > copies / mu L, the virus can be instantly detected when the RT-RAA CRISPR / Cas 12b detection kit is used for detecting the CDV, the labor and equipment cost is low, the period is short, and the detection time does not exceed 2 hours. The rapid detection technology can be popularized and applied to epidemiological investigation and epidemic situation monitoring of the canine distemper virus, is suitable for epidemic disease monitoring of wild animals, quarantine of zoos and on-site rapid detection of clinical samples of canines, and has good practical significance and wide market prospects.

The invention relates to the technical field of veterinary epidemic disease detection, and discloses a veterinary epidemic disease remote monitoring and intelligent diagnosis system, which comprises a multi-mode biosensor array including an implantable miniature biochip, a wearable flexible physiological monitoring patch and an environment sensing sensor cluster, the implantable miniature biochip is used for being implanted into a key tissue organ area in an animal body and collecting microscopic physiological data such as cellular metabolism signals and local immune reaction marker concentration in real time, and the wearable flexible physiological monitoring patch is used for being attached to the body surface of the animal. By means of the multi-mode biosensor array and the edge intelligent preprocessing unit, animal physiology and environment data are accurately monitored in real time. The multi-modal biosensor array covers the implantable miniature biochip, the wearable flexible physiological monitoring patch and the environment sensing sensor cluster, and can comprehensively collect in-vivo microscopic physiological data, body surface macroscopic physiological parameters and feeding environment information of animals.

The invention discloses an epidemic disease investigation information processing method and system fused with event recognition. The method comprises the following steps: constructing a dynamic knowledge base; deploying an event recognition model in a layered manner; designing an investigation information co-processing rule; performing event offline preliminary identification on the acquired epidemic survey information by using a lightweight model to obtain a preliminary judgment result, and binding the preliminary judgment result with an event association identifier to generate an offline event data packet; receiving the offline event data packet by using the investigation information management end, and querying associated data of the epidemic investigation information through the event association identifier; performing feature extraction on the associated data of the offline event data packet and the epidemic survey information; carrying out feature matching in advance and obtaining a recognition result by combining storage contents of the dynamic knowledge base; and for unmatched features, event depth identification is carried out by using the complete model, an identification result is obtained, and a report is generated. The method can achieve the intelligent circulation of the related data of the survey information, and improves the timeliness and accuracy of event recognition.

The invention belongs to the technical field of spatial modeling, and discloses a spatial modeling method for reconstructing a unified geographically weighted regression model based on parameters. According to the method, a parameter reconstruction technology is introduced into a unified geographically weighted regression model, and in Bayesian inference based on the model, simplified RP prior is constructed, and posteriori distribution in a closed form is derived, so that dependence on a traditional MCMC method is eliminated, and parameter dimension and calculation complexity are remarkably reduced. According to the method, the adaptability and calculation efficiency of the model under high-dimensional spatial data are improved while the uncertainty quantification advantage of Bayesian inference is kept, and the method is particularly suitable for processing large-scale data sets with high spatial heterogeneity; the method is suitable for environment monitoring data modeling, urban traffic behavior prediction, epidemic spatial propagation modeling, regional resource distribution modeling and other data scenes with spatial correlation and local variation characteristics, and efficient modeling, parameter inference and prediction analysis are achieved.

The invention provides a large-scale chicken farm epidemic disease risk assessment method and system, and the method comprises the steps: setting a plurality of sampling points in a large-scale chicken farm, and collecting a corresponding microorganism sample at each sampling point; performing sample treatment and metagenome sequencing analysis on the microorganism sample to obtain pathogenic species and abundance information results corresponding to each sampling point; constructing a sampling point influence matrix, and determining a sampling point weight based on the sampling point influence matrix; determining the pathogen species and the pathogen nucleic acid abundance in the abundance information result, and performing assignment scoring on the corresponding pathogen based on the pathogen nucleic acid abundance to obtain a pathogen score; and determining a final risk score based on the sampling point weight and the pathogen score, and performing epidemic disease risk assessment of the large-scale chicken farm based on the final risk score. According to the method, the accuracy of risk assessment can be improved, a farm is helped to identify and assess potential epidemic disease risks, and targeted measures are taken to prevent epidemic diseases in the bud.

The invention discloses Erwinia phyllostachys ZX-13 and application thereof in antagonism of epidemic disease pathogenic bacteria of Eupin, and belongs to the technical field of microorganisms. The invention discloses a Erwinia phyllostachys ZX-13, and the preservation number of the Erwinia phyllostachys ZX-13 is GDMCC No: 66800. The Erwinia phyllostachys ZX-13 disclosed by the invention can be used for preventing and treating the epidemic disease of the elaphus japonicus caused by the cryptophyton pseudophyllanthus of the elaphus japonicus; the Erwinia rhizosphere ZX-13 is a biological control potential strain with good antagonism effect, high control effect and good environmental safety, and has good development and application prospects.

The invention provides a large-scale cattle farm epidemic disease risk assessment method and system, and the method comprises the steps: setting a plurality of sampling points in a large-scale cattle farm, and collecting a corresponding microorganism sample at each sampling point; performing sample treatment and metagenome sequencing analysis on the microorganism sample to obtain pathogenic species and abundance information results corresponding to each sampling point; performing sample exception processing on the pathogenic species and the abundance information result to obtain a processing result; determining the pathogen nucleic acid abundance in the processing result, and performing assignment scoring on the corresponding pathogen based on the pathogen nucleic acid abundance to obtain a pathogen score; and carrying out epidemic disease risk assessment on the large-scale cattle farm based on the pathogen score. According to the method, the accuracy of risk assessment can be improved, a farm is helped to identify and assess potential epidemic disease risks, and targeted measures are taken to prevent epidemic diseases in the bud.

The application discloses a clinic epidemic situation monitoring method and device based on a blockchain, a medium and equipment, and belongs to the technical field of blockchains. The method comprises the following steps: monitoring a doctor in a clinic to obtain a monitoring video of a patient during a treatment process; converting the monitoring video into monitoring audio; detecting whether the patient has symptoms of an epidemic disease according to the monitoring audio; if the patient has symptoms of the epidemic disease, generating epidemic situation monitoring content according to the monitoring video or the monitoring audio; storing clinic information of the clinic, identity information of the patient and the epidemic situation monitoring content in a blockchain connected to the clinic; and sending a notification message to an epidemic prevention center so that the epidemic prevention center monitors the patient according to the notification message. The application automatically monitors the epidemic situation of the clinic, saves manpower, avoids the problems of missing reports, hidden reports and tampering with monitoring videos, and avoids wasting disk space. Sending the notification message to the epidemic prevention center can improve the response speed to the epidemic situation.

The invention provides a biological safe and efficient fattening field, and belongs to the technical field of livestock breeding. A negative pressure isolation belt is formed by the outer shell and the inner shell, so that external air is forced to flow through the visible light catalysis quantum dot layer to realize pathogen inactivation while the gas flow rate is controlled. An optical fiber sensing siphon is arranged below the slatted floor to monitor sewage pathogenic bacteria in real time. Live pigs enter the house through the third-stage buffer channel. The system breaks through the limitation of a traditional physical barrier, full-path blocking of a transmission chain of epidemic diseases such as African swine fever is achieved, and the biological safety level is improved by two orders of magnitude.

The utility model relates to a blood drawing fixing device for animal epidemic diseases. The blood drawing fixing device comprises a working table, a first through hole and a fixing part, wherein the working table is used for supporting an animal suffering from the epidemic diseases; the first through hole is formed in the working table and used for allowing one leg of the animal to penetrate through; due to the adoption of the technical scheme, when the blood drawing fixing device for the animal epidemic disease is used, the animal can be fixed without being pressed by manpower, and manpower can be saved.

The utility model relates to a medicine dispenser for livestock epidemic disease prevention and control, which belongs to the technical field of medicine dispensers and comprises a shell and a medicine dispensing box fixed in the shell, a solid medicine box and a liquid medicine box are fixed on the shell, a smashing component is arranged in the fixed medicine box, a liquid supply component is arranged in the liquid medicine box, and the medicine dispensing box is fixed on the shell. A flushing assembly is fixed to the shell, and a stirring assembly is fixed to the inner bottom wall of the medicine dispensing box. According to the medicine dispensing device for livestock epidemic disease prevention and control, the solid medicine box is arranged for containing and smashing medicine, the liquid medicine box is used for containing and supplying liquid medicine, when the solid medicine box is used for smashing the medicine, a partition plate moves to enable the liquid medicine to move to the position below the liquid medicine box, and a circulating pump conveys the liquid medicine in the liquid medicine box into the solid medicine box; the flushing seat sprays liquid medicine to flush medicine attached to the surface of the smashing wheel, solid medicine is flushed by the liquid medicine to flow into the medicine dispensing box, and primary mixing is achieved.

RFID-based operations management systems and methods are provided herein, particularly RFID based Kanban systems. Such system can realize increased efficiencies, improved visibility of inventory throughout the workflow and improved response to variations in demand. RFID based solutions can automatically transact consumption of Kanban inventory in real-time and trigger replenishment signals to warehouses automatically, resulting in increased Kanban inventory accuracy and lower manual efforts for replenishment and consumption posting. This approach can interface with existing operational management software (e.g. ERP systems, such as SAP) seamlessly integrating with product manufacturing workflows. Such systems are uniquely applicable to manufacture of biological testing kits, where demands fluctuate considerably in response to crises, disasters, epidemics and pandemics.

The invention discloses a preparation method of an aluminum MOF nano adjuvant and application of the aluminum MOF nano adjuvant in a multi-combined vaccine, and belongs to the technical field of biology. The aluminum MOF nano adjuvant is prepared from Al < 3 + > and a ligand rich in carboxylic acid in a molar ratio of (2-4): (4-6) through a solvothermal method. The invention develops a novel aluminum MOF nano adjuvant, a multi-combined vaccine is prepared based on the adjuvant, and a more excellent long-acting immune response can be induced by combining the multi-combined vaccine with inactivated antigens of various epidemic diseases to play a wide delivery role. The nano adjuvant is proved to be capable of inducing an effective immune defense system of an organism, a new material is provided for preparation of a multi-combined vaccine, and powerful support is provided for prevention and control of live pig epidemic diseases.

The invention discloses an epidemic disease detection super-purification workbench for animal husbandry and veterinary medicine, and relates to the technical field of super-purification workbench cleaning. The animal husbandry veterinary epidemic disease detection super-purification workbench comprises a workbench body and a workbench top located in the workbench body, and further comprises an advancing device and a cleaning device, and the advancing device is used for driving the cleaning device to move in a reciprocating mode to clean the workbench top. The pressure of the scraping strip can be dynamically adjusted, the scraping rate of dry blood stains can be increased, the liquid spraying amount and the mixed concentration of a protease solution and clear water are automatically adjusted according to the cleaning level, the device adapts to stains of different degrees, the binding force of the stains and a table top is greatly weakened, assistance is provided for subsequent scraping of the scraping strip, and the working efficiency is improved. The cleaning effect of the working table top is effectively improved, the cleaning efficiency is improved, resource waste is avoided, and the use cost is reduced.

The invention relates to the field of agricultural cultivation, and particularly discloses an intelligent quail cultivation system and method integrating the Internet of Things and symbiotic circulation, and the method comprises the steps: S1, collecting the multi-dimensional data of quail cultivation, aquaculture, vegetable planting and other symbiotic units, and carrying out the preprocessing verification; s2, constructing a correlation model to calculate cyclic matching parameters; s3, graded degradation of feces and accurate distribution of nutrients are realized through a stage adaptive unit; s4, linkage regulation and control of the breeding environment and the symbiotic unit and prevention and control of epidemic diseases And S5, performing full-process data digital recording and encrypted traceability to form closed-loop management. According to the invention, the defects of extensive regulation and control of the existing quail breeding environment, low efficiency of waste circulation, passive epidemic disease prevention and control and insufficient management digitization are overcome, the breeding efficiency and the resource utilization rate are effectively improved, and efficient circulation and whole-course controllable management of material energy are realized.

The animal disinfection device comprises a base, a disinfection chamber is fixedly arranged at the top of the base, cleaning mechanisms are arranged at the two ends of the exterior of the disinfection chamber, U-shaped frames are movably connected to the inner walls of the two sides of the disinfection chamber, and displacement mechanisms used for moving the U-shaped frames are arranged on the inner walls of the two sides of the disinfection chamber. A spraying pipe is rotationally connected into the U-shaped frame, a plurality of spraying heads are evenly and fixedly arranged on the spraying pipe, a swing mechanism used for enabling the spraying pipe to swing left and right is arranged on one side of the U-shaped frame, the swing mechanism acts along with movement of the U-shaped frame, and a disinfectant box is fixedly arranged at the top of the disinfection chamber. And a liquid pumping assembly for conveying liquid to the spraying pipe is arranged at the top of the disinfection chamber. According to the animal disinfection device, dirt attached to the body surface of an animal can be cleaned, pathogens on the skin and the roots of hair can be exposed, a medicament can more comprehensively permeate the hair and cover the surface of the skin through swinging of the spray head, and the disinfection effect is effectively improved.

The invention discloses a primer, a TaqMan probe and a kit for carrying out fluorescent PCR (Polymerase Chain Reaction) detection on bovine-derived ureaplasma, and belongs to veterinary detection of animal epidemic diseases in the technical field of biological detection. The invention discloses a primer and a TaqMan probe which are used for carrying out fluorescent PCR (Polymerase Chain Reaction) detection on bovine-derived ureaplasma, and the primer and the TaqMan probe are an upstream primer U.diversum-F3, a downstream primer U.diversum-R3 and a TaqMan probe U.diversum-P3. The kit is simple and convenient in detection operation, strong in specificity, high in sensitivity and good in repeatability, and can be used for qualitatively detecting the bovine-derived ureaplasma; technical support is provided for detection of bovine-derived ureaplasma, epidemic situation epidemiological investigation, epidemic disease monitoring and purification, strain screening and quality monitoring and stable production and supply conservation in the vaccine production process, and the method plays an important role.

The utility model discloses an animal epidemic disease virus isolation device, which belongs to the technical field of animal epidemic diseases and comprises an isolation box, two sides of the isolation box are connected with stabilizing components, the bottom surface of the isolation box is connected with a moving component, and a filter plate is connected in the isolation box. The isolation device can be easily moved to the vicinity of an animal needing to be isolated, the working efficiency is improved, the practicability and flexibility of the device are enhanced, after the isolation device is moved to a proper position, the stability of the isolation device can be improved through the stabilizing assembly, and the filter plate is used for supporting the sick animal; meanwhile, excrement and excrement of animals are allowed to penetrate and fall into a collection box below, physical separation of the animals and the excrement is achieved, subsequent harmless treatment of the excrement is facilitated, and transmission of viruses through the excrement path is effectively blocked; and a worker can easily detach the device for cleaning, disinfection or replacement when needed.

The veterinary injection needle dismounting device is composed of a needle bottle (1), a needle bottle cap (2) and a needle dismounting clamp (3), the needle bottle (1) and the needle bottle cap (2) are connected together through a needle bottle thread (7) and a bottle cap thread (8), and the needle dismounting clamp (3) clamps a needle seat part of a veterinary injection needle (5). A needle tip and a needle tube at the front end of the veterinary injection needle (5) enter the needle head bottle (1) through the acute angle notch (4) of the needle head bottle cap (2) and are suspended on the upper portion, the injector (6) is separated from the veterinary injection needle (5), the needle detaching forceps (3) are loosened, the veterinary injection needle (5) falls into the needle head bottle (5) through gravity, and veterinary workers can independently operate injection and complete the work of detaching and collecting the veterinary injection needle (6). A large amount of labor cost is saved, the epidemic prevention treatment quality is improved, and animal epidemic disease transmission is reduced.

The invention belongs to the technical field of livestock and poultry epidemic disease detection, and provides a portable blood sample collection device for livestock and poultry epidemic disease detection, which comprises a box body, one side of the box body is rotatably provided with a box door, the inner walls of the two sides of the box body are both provided with a plurality of groups of transverse plates, and adjusting assemblies are arranged between the transverse plates and the inner walls of the box body. A mounting plate is arranged between every two groups of transverse plates, guide rails are arranged on the sides, close to the mounting plates, of the transverse plates, guide blocks slidably connected to the guide rails are fixedly connected to the two sides of the mounting plates, a plurality of groups of placing grooves for placing test tubes are formed in the tops of the mounting plates in a penetrating manner, and clamping assemblies are arranged in the placing grooves; moving assemblies are arranged at four corners of the bottom of the box body; according to the device, test tubes with different lengths and diameters can be clamped and fixed through the adjusting assembly and the clamping assembly, the application range is effectively widened, the device can be moved more conveniently, and meanwhile, the device can be rapidly fixed after being moved.

This invention provides a method for simultaneous detection of three bloodborne parasites based on RAA-LFS and its applications. First, target genes and primers for specifically amplifying the genomic DNA of Toxoplasma gondii, Babesia, and Plasmodium are screened, identifying primer and probe combinations specifically for amplifying the 18S rRNA-1 gene of Toxoplasma gondii, the 18S rRNA-2 gene of Babesia, and the 18S rRNA-3 gene of Plasmodium. Using RAA isothermal amplification technology, rapid multiplex detection is achieved in a single reaction system. Combined with lateral flow chromatography test strips for intuitive result interpretation, detection efficiency is greatly improved, and results are obtained in a short time. The RAA-LFS detection method provided by this invention has significant advantages in applications such as epidemic prevention and control or blood screening.

The invention relates to the field of disease prevention and control, in particular to an auxiliary monitoring system for epidemic disease protection. The invention provides the auxiliary monitoring system for epidemic disease protection, which can automatically collect a saliva sample of a detector, save manpower and prevent medical personnel from being infected with epidemic diseases. An auxiliary monitoring system for epidemic disease protection comprises a machine body, a small lead screw, a top cover and the like, the small lead screw is rotationally connected between the front portion and the rear portion of the machine body, and the top cover is clamped to the upper side of the machine body. According to the spittle collecting device, the spiral moving seat moves forwards to drive the safety disc to move forwards, meanwhile, the mouth of a detector is opened, a collecting cotton swab on an elbow moves to the throat of the detector, and the effects that the spittle sample of the detector can be automatically collected, manpower is saved, and medical workers are prevented from being infected with epidemic diseases are achieved.

The invention discloses a multifunctional restraint device for experimental animal epidemic disease inspection, sampling and treatment, and relates to the technical field of animal restraint, the multifunctional restraint device comprises an epidemic prevention room, a driving device arranged in the epidemic prevention room, a limiting device arranged in the epidemic prevention room, and a ventilation device arranged in the epidemic prevention room, the driving device comprises a first motor, a threaded rod, a sleeve, a bottom rod, a driving plate, a rotating rod, a gear, a rack, a first transmission belt, a telescopic plate and a connecting block, the driving plate moves to compress the moving space of animals in the epidemic prevention room and drive the animals in the epidemic prevention room to a designated position, and the animals are gently guided to enter the designated position through the driving plate; excessive physical contact and powerful operation are avoided, the stress response of animals can be remarkably reduced, meanwhile, the animals can be effectively guided to enter the working area of the fixing device, the situation that the animals run about or resist is reduced, and therefore the operation efficiency is improved.

The journey of recycling iron from tomato, sardine, tuna, and harissa cans is a product renewal phase that will lead us to the agricultural future. Everything has a weight, and future weights are better for the beautiful, unhealthy environment. Unhealthy nature causes disaster for animals and humans, including exposure to epidemics, God forbid. This is what occupied my mind and thoughts about tomato cans, turning them into a new product life cycle through recycling iron. Iron isn't all recyclable; it's the tomato cans that cause harm to humans, especially children, while playing and having fun, and can cause injuries, God forbid, due to the rusting of the iron.

The utility model belongs to the technical field of breeding troughs, and particularly relates to an epidemic disease prevention and control trough for live pig breeding, which comprises a base, a worm wheel fixedly arranged at the center of one side of a rotating plate back to the trough, a worm meshed with the worm wheel, a movable frame connected with one side of the rotating plate towards the trough through an eccentric pin, and movable rods connected with two sides of the movable frame. The partition plate is arranged in the mounting frame, the top end of the partition plate is provided with a second electric push rod, the second electric push rod is connected with a rack, the rack is in meshed connection with a gear, the two ends of the gear are provided with mounting rods, and the mounting rods are connected with a movable plate; the movable plate is connected with the first spray head, the second spray head and the water supply assembly, a discharging opening is formed in the bottom end of the trough, and the problems that food left after primary feeding goes bad due to the interval time between two times of feeding, and the food is mixed with fresh food during secondary feeding, so that the overall food quality is reduced, and the health problem is likely to occur are solved.