11results about How to "Stop transmission" patented technology

The utility model discloses a kind of disinfection and heat preservation function's chicken coop access passageway structure, it is related to chicken coop access passageway technical field, including buffer heat preservation mechanism, disinfection mechanism and pre-heat preservation mechanism, disinfection mechanism includes second connecting passage, in the utility model, by third electric heating tube work, hot air is heated to third connecting passage inside, and outside environment is connected, disinfectant in disinfection tank inside is sprayed from multiple disinfection nozzles by conveying pump work drive, carries out overall disinfection to chicken group, second electric heating tube heats first connecting passage inside temperature and chicken coop inside temperature match, second connecting passage is arranged between first connecting passage and third connecting passage, reduce the heat exchange with outside, realize the collaborative work of disinfection and heat preservation, both can block pathogen transmission, and can reduce environmental temperature fluctuation stress to chicken group.

The application provides a setting method of an effective depth of a shock isolation trench. The setting method of the shock isolation trench is as follows: determining a shock influence range according to a connecting line of a region boundary line adjacent to a side of an existing building of a vibration source range and an angle point of an outer contour of the existing building, then determining a length of the shock isolation trench according to the shock influence range, then controlling the vibration source to move on the region boundary line adjacent to the side of the existing building of the vibration source range, and then determining an effective shock isolation effective depth of the shock isolation trench by monitoring a measured horizontal acceleration and a measured vertical acceleration at the angle point of the outer contour of the existing building and comparing the measured horizontal acceleration and the measured vertical acceleration with a standard horizontal acceleration and a standard vertical acceleration of the region during the moving process. The application considers the law of vibration propagation attenuation with distance and quantitatively digs the effective depth of the shock isolation trench, reduces the earthwork excavation of the shock isolation trench, reduces the construction cost, and effectively blocks the propagation of the vibration.

The present application relates to a multiphase water self-sealing multi-pivot joint anti-explosion device, belonging to the technical field of anti-explosion devices, and is used to solve the technical problems of poor anti-explosion effect and low safety of anti-explosion devices. The anti-explosion device includes: an explosion-proof housing, a connecting pipeline, a first gravity airtight valve, and a first airtight valve gravity hammer. The explosion-proof housing is of a cylindrical structure, and the explosion-proof housing is suitable for containing water; the connecting pipeline includes: an air flow channel, a first opening and a second opening communicated with the air flow channel. The first opening is suitable for communicating with an explosive fluid, the second opening is communicated with the explosion-proof housing, and the second opening is located below the water level; the first gravity airtight valve has a first state and a second state. In the first state, the first gravity airtight valve can be closed under the gravity of the first airtight valve gravity hammer to disconnect the first opening from the second opening. In the second state, the first gravity airtight valve can be opened under the action of the air explosion airflow to connect the first opening with the second opening.

The present application belongs to the technical field of bioacoustic signal processing and artificial intelligence deep learning, and particularly relates to a bird species identification method based on progressive multi-scale feature fusion and coordinate attention, which introduces data enhancement in the preprocessing stage; adopts Res2Net to extract multi-granularity features in the backbone network, and creatively fuses AFF modules in the deep stage; constructs a cascaded AFF link on the feature fusion path; and introduces a coordinate attention (Coordinate Attention) mechanism at the end. The present application significantly improves the accuracy and robustness of bird species identification in complex acoustic environments through the strategy of progressive fusion and spatial-channel collaborative attention.

The present application relates to a kind of organic acid powder compositions for improving pig house environment.It is formed by the uniform mixing of the following weight ratio of raw materials: carrier particles 70~80 parts, organic acid powder 8~15 parts, spore beneficial bacteria combination powder 3~7 parts.The present application has very good effect of reducing humidity in pig house, and also has good microbial inhibition isolation and prevention and control effect;Using the product and method of the present application for pig house environment improvement, humidity control effect and microbial prevention and control effect can be obtained.

The invention belongs to the technical field of seedling raising, and particularly relates to a simplified seedling raising facility and method for strawberries. The top of the greenhouse body is covered with the film, rainwater can be isolated, and the problem of diseases induced by a high-temperature and high-humidity environment due to frequent rainfall in summer is avoided; the planting grooves are dug in the ground, the isolation layer is laid, the isolation layer can completely block sunshine and air needed by growth of weeds, and the physical weeding effect is effectively achieved. Moreover, the planting grooves and the isolation layer form a root domain limiting effect, more lateral roots and fibrous roots are promoted to occur on the root systems of the seedlings, dense root clusters are formed, the seedlings can be easily lifted by hands during lifting, and the heavy operation process of digging the seedlings by using a hoe, manually picking the seedlings and bundling the seedlings in the traditional open-air seedling raising process is avoided. When the light and simplified seedling raising facility is used for raising seedlings, soil-borne diseases and weed damage can be effectively overcome, the seedling quality can be improved, and the production cost and difficulty are low.

The invention relates to the technical field of agricultural tools, in particular to a seed turning and continuous cropping method for a banana field. The method comprises the following steps: S1, turning seeds in an area with banana wilt morbidity exceeding 20%; s2, seedling cultivation, soil improvement and root system protection; root system protection: paving water-permeable and air-permeable silver black films in every other row, and covering banana leaves or bud-absorbing residual bodies in furrow rows for preventing weeds; performing no-tillage in early spring, performing drip fertilization, and performing drip irrigation and film mulching in dry seasons; s3, digging deep ditches for drainage and drip irrigation; s4, adding water into trifluoropyridinamine, a microbial agent A or a fluopyram suspending agent, metalaxyl-M fludioxonil and a microbial agent B, and irrigating roots; spraying the banana stems and the banana heads with the kasuraquinoline copper; cyhalothrin is used for root irrigation; regularly inspecting, flatly cutting non-reserved suction buds, removing growing points by adopting a suction bud removing device, and disinfecting; s5, ridging and root protection: taking soil from the furrow surface to protect roots; s6, selecting and remaining red buds: selecting and remaining one path of buds, flatly cutting cauloid, destroying growing points by using a bud sucking and removing device, and selecting and remaining two paths of red buds; the infection of pathogenic bacteria such as banana wilt is reduced.

The invention discloses a large-scale animal husbandry individual and group body temperature monitoring and early warning method and system. The method comprises the following steps: continuously acquiring high-precision body temperature data through a temperature measuring device worn in an animal ear canal, and calculating a reference moving average value of an individual in a short term, a long term and a physiological cycle; the short-term mean value is compared with the long-term mean value of the superposition offset, the state duration is combined, the individual heating, alarming, improvement and rehabilitation states are judged, and full-process tracking is achieved; the group abnormal proportion is calculated based on the individual fever state, and group epidemic disease early warning is comprehensively judged by analyzing whether the short-term trend of the proportion exceeds the medium-and-long-term trend or not, whether the proportion lasts for a specific time length or not and whether the proportion synchronously increases relative to the history or not. According to the invention, accurate continuous temperature measurement, individual dynamic threshold early warning, epidemic disease diffusion risk identification and diagnosis and treatment whole-process assistance are realized, and the problems of low accuracy, early warning lag and disjunction with diagnosis and treatment of a traditional monitoring mode are effectively solved.

The invention relates to a sparse phase unwrapping method based on a graph attention network and edge regression, and relates to the field of image processing technologies, and the method comprises the following steps: S1, constructing a graph structure: defining an input sparse phase point set as P = {P1, P2,..., PN}, building a connection relation of the point set P to construct an undirected graph G = (V, E), fusing the spatial geometric information into each node i, and constructing an undirected graph; enabling the convolutional neural network to sense the space coordinates of the node i; wherein V is a node set, and E is an edge set; s2, graph neural network reasoning: using an improved graph attention network to make GATv2 to learn local manifold features of phase change, and predicting ambiguity difference between adjacent nodes; s3, shortest path phase reconstruction: combining a shortest path algorithm in a graph theory, and guiding a phase integration path by using the confidence coefficient of deep learning prediction to realize global phase reconstruction; and S4, phase recovery.

The utility model discloses an anti-backfire device for a multifunctional hydrogen-oxygen generator, which belongs to the technical field of hydrogen-oxygen generators and comprises a tank body, the tank body is communicated with a gas outlet end of the hydrogen-oxygen generator, an isolation pipe is arranged in the tank body, an outer cavity is formed between the isolation pipe and the tank body, an isolation cavity is arranged in the isolation pipe, and the isolation cavity is communicated with the outer cavity. A back suction assembly is arranged on the upper portion of the isolation pipe and communicates with the isolation cavity, washing media are arranged in the isolation cavity and the outer cavity, liquid seal can be automatically formed after deflagration occurs, flames are prevented from being further spread to the gas source cavity, and the flames are effectively prevented from being spread back into the hydrogen-oxygen generator; and flame propagation can be effectively blocked under the condition of high-pressure rapid tempering, the anti-tempering effect is improved, and the overall safety performance is improved.

The utility model discloses a battery pack and a power utilization device, the battery pack has a first direction and comprises a box body, a plurality of single batteries and a plurality of heat insulation parts, the box body is provided with an accommodating cavity, the plurality of single batteries are arranged along the first direction, and each single battery comprises a first terminal and a second terminal which are oppositely arranged along the first direction; two adjacent single batteries comprise a first battery and a second battery, and a first terminal of the first battery is connected with a second terminal of the second battery; a heat insulation part is arranged between every two adjacent battery monomers, each heat insulation part is provided with an avoiding space penetrating in the first direction, and at least part of the first terminal and at least part of the second terminal which are connected are arranged in the avoiding space in a penetrating manner. The terminals of the two adjacent battery monomers are in butt joint and conductive connection, so that the weight of the battery pack is reduced; the heat insulation part is arranged between the two adjacent battery monomers, and the heat insulation part is provided with the avoiding space for avoiding the terminal, so that the heat insulation part and the battery monomers can be conveniently assembled, and heat transmission can be blocked.