204 results about "Water transfer" patented technology

The invention relates to the technical field of intelligent water conservancy, and discloses a cross-regional water transfer project intelligent scheduling method and system, and the method comprises the steps: building a digital twin system based on a geographic information system, hydrological monitoring data and a spatial topological structure, and integrating a meteorological evolution prediction model, a basin hydrological response model and a water demand prediction model; predicting a water demand and an adjustable water amount by using a space-time convolutional neural network and a gating circulation unit; establishing a multi-objective optimization model taking water supply benefit, ecological influence and energy consumption cost as optimization objectives; an optimal water transfer scheme is generated through a Markov decision process and multi-agent cooperation; and carrying out robustness evaluation on the scheme and generating an emergency scheduling plan. According to the method, the scheduling efficiency and adaptability of the water transfer project are remarkably improved, and efficient configuration of water resources and quick response under extreme situations are achieved.

The invention discloses a large-model-driven intelligent calculation method and system for a water conservancy mechanism model. According to the method, natural language input, structured conversion and intelligent optimization calculation of a scheduling target are realized by integrating a field-enhanced large language model and a water conservancy professional mechanism model. The method comprises the steps of receiving a calculation target expressed by a user in a natural language, and analyzing and converting the calculation target into a constraint condition and a target function which can be recognized by a water conservancy mechanism model; a hydrological model, a hydraulic model, a hydrodynamic model and other models are called based on a workflow engine, and reverse calculation is carried out by adopting a hybrid optimization strategy of'coarse adjustment-fine adjustment-verification '; synchronously and visually displaying the parameter change and the result convergence state in the calculation process; and outputting a calculation result including parameter adjustment logic, standard conformity analysis and multi-scheme comparison. The system comprises a natural language interaction module, a target conversion module, an intelligent calculation engine module, a visualization module and a result generation module, and supports multiple application scenes such as multi-target scheduling, emergency decision making and ecological guarantee. Compared with a traditional scheme, the method has the advantages that the model use threshold is lowered, the dispatching efficiency and calculation transparency are improved, and the method is suitable for complex hydraulic engineering calculation tasks such as reservoir dispatching, cross-basin water transfer and flood control emergency.

The invention relates to the technical field of water resource scheduling, and provides an urban inland river system intelligent resource scheduling management system and method based on dynamic data collaboration, and the method comprises the following steps: S1, collecting river hydrological data, water quality indexes, urban water demands and water transfer facility state data in real time, and carrying out the time-space alignment and abnormal value filtering; s2, a hydrodynamic force-water quality coupling model of multiple water sources is established, a multi-objective optimization model is established in combination with constraint conditions of ecological base flow and an engineering upper limit, and the multiple water sources include but not limited to river water, underground water, reservoir water, reclaimed water, rainwater and desalinated seawater; and S3, carrying out global dynamic optimization on the water transfer proportion and the water transfer facility parameters by adopting a model algorithm, and minimizing the water transfer cost and the ecological influence. By quantifying the maximum flow upper limit and the ecological base flow threshold value of each water source and optimizing the water transfer proportion and facility parameters, the water resource utilization efficiency is improved, and it is guaranteed that the water transfer cost and the ecological influence are balanced in the urban river water dispatching process.

The invention discloses an agricultural water utilization right distribution and transaction management method suitable for a high-water area, and particularly relates to the technical field of agricultural water utilization right management. A self-adaptive water right scheduling model is constructed, the water surplus and shortage conditions in the future 2-24 hours are calculated, the agricultural water quota is dynamically adjusted through a regional water right redistribution mechanism, and meanwhile, a water right transaction is divided into a long-term contract transaction and a short-term instant transaction based on an intelligent contract system of a block chain, so that the water right transaction efficiency is improved. The peasant households are allowed to match and dispense water resources in real time through the intelligent water right transaction terminal, the water right transaction matching rule is further adjusted in combination with historical transaction data, a water transfer execution effect and peasant household water consumption behavior analysis, and a regional water resource scheduling strategy is adaptively adjusted; accurate irrigation, efficient water right circulation and intelligent scheduling are achieved, the utilization efficiency of agricultural water resources is effectively improved, stable production of farmlands is guaranteed, meanwhile, a water right market circulation mechanism is adjusted, and the flexibility and the intelligent level of water resource regulation and control are improved.

The invention relates to an inter-basin water saving amount transaction and scheduling optimization method, which comprises the following steps of: performing dynamic contrast analysis on water saving behaviors and water resource response on the basis of historical water consumption behaviors, resource regulation and control records and meteorological basic data, judging the autonomy and continuity of the water saving behaviors, and obtaining the right-confirmable water saving amount; according to the watershed water resource tension degree, the water ecology sensitivity and the water transfer cost, a cross-watershed conversion rule is adopted, a conversion scale factor is set, and resource value transverse butt joint of water saving behaviors of different areas is achieved; calculating the flow attenuation, the regional bearing threshold and the water quality compatibility in the allocation path based on the water-saving amount obtained by the water-saving transaction, and determining the available transmission range and the sustainable allocation amount of the water-saving amount; and according to the distribution of the water-saving quotas and the corresponding value grades, carrying out combined screening according to the use priority, the basin compensation relationship and the space-time adaptation requirements, outputting a resource allocation scheme, and forming a cross-basin water-saving-quantity-driven water resource optimal allocation structure.

The invention provides a water pollution traceability and prediction method based on a hydrodynamic force-water quality coupling model, and the method comprises the steps: generating a model file based on hydrological data and actually measured hydrological data of Jiaodong water transfer project-Huang-Jiaoqing line sections, and importing the model file into a hydrodynamic force model, according to the difference degree of a water level simulation value output by the hydrodynamic model and a water level measured value, calibration roughness and a leakage coefficient, establishing a hydrodynamic model matched with the Yellow-Jichi-Qi line section; the boundary file is updated based on the water quality boundary condition, the AD parameter file and the initial concentration value of the water quality parameter are imported into a convection diffusion model, the longitudinal diffusion coefficient and the attenuation coefficient are calibrated according to the difference degree between the water quality parameter concentration simulation value output by the convection diffusion model and the concentration measured value, and the convection diffusion model matched with the Huangxi Jicqing line section is established; and tracing and predicting water pollution by adopting an adaptive hydrodynamic model and a convective diffusion model. According to the invention, the accuracy and efficiency of water pollution tracing and prediction can be improved.

The invention discloses a method for evaluating the influence of reservoir-water transfer project combined regulation on downstream ecological flow. The method comprises the following steps: step 1, collecting data of a research area; 2, constructing a water transfer project water source area natural water circulation model WEP-NHA; step 3, constructing a natural-social binary water circulation coupling model WEP-HA; 4, simulating the runoff of the water source area by using a WEP-HA model; 5, the system analyzes the change degree of the key control section water quantity and the ecological flow guarantee rate of the water source area under the condition that the reservoir and the water transfer project are overlapped. According to the method, system simulation of disturbance response of a complex system in a water source area can be achieved, the comprehensive influence of a complex water conservancy project system on water resources and the ecological environment is effectively revealed, high adaptability and predictability are achieved, the problem of regulation and storage effect simulation of a reservoir without data or with little data is effectively solved, and the method is suitable for popularization and application. And decision support is provided for scientifically formulating the water transfer scale and guaranteeing the ecological flow.

The invention discloses a cross-basin water transfer project adaptability regulation and control method under uncertainty, and belongs to the technical field of reservoir regulation and control. Comprising the following steps: step 1, generating multiple uncertain scenes as an input side of an interbasin water transfer project simulation scheduling model; step 2, constructing an interbasin water transfer project simulation scheduling model, and analyzing project operation conditions in an uncertain scene; 3, constructing an adaptive scheduling framework based on a hedging principle, and performing multi-objective optimization by using an NSGA-II algorithm; according to the method, an AOMU model for coordinating water transfer, power generation and energy consumption targets under adverse conditions is established, the model can be used in a cross-basin water transfer project under uncertainty, the toughness of the project to cope with the uncertainty and adverse water transfer conditions can be effectively improved, and economic benefits are improved while water transfer is guaranteed; the problem that supply and demand imbalance is easily caused by improper scheduling of traditional uncertainty factors is solved.

The invention provides a water resource optimization scheduling method and system, computer equipment and a storage medium, and belongs to the field of water resource optimization scheduling, and the method comprises the steps: obtaining the local water supply amount, the department water demand amount and the water demand interval of each water receiving area; under the common constraint of the three parameters, the calculated economic output corresponding to the water resource input, the ecological service value of the water area, the water satisfaction quantitative result and the carbon emission in the water transfer process are used as optimization indexes, and the monthly scale is used as a time unit; according to an optimization result, a monthly water resource scheduling scheme is generated through iteration in sequence, and an annual water resource scheduling scheme is formed through integration; and determining a scheduling scheme with the optimal comprehensive benefit from the annual water resource scheduling schemes as a final water resource scheduling scheme. According to the method, the ecological benefit and social benefit of water transfer in the water transfer system can be coordinated, the ecological service value of a water area is remarkably improved and the carbon emission is reduced while the water demand of a water receiving area is ensured, and the comprehensive optimization of water resource scheduling is realized.

The invention discloses a cross-basin water transfer project scheduling scheme evaluation method and system based on a cloud model, and the method comprises the steps: data preparation: collecting scheduling scheme data, and carrying out the normalization processing, and obtaining a reference database; standard cloud construction: defining a comment set, calculating standard cloud digital features and generating a standard cloud; comprehensive cloud construction: evaluating the scheduling scheme by using an expert scoring method, obtaining expert scoring data, calculating through a reverse cloud generator to obtain an evaluation cloud, determining a weight coefficient of an evaluation index by using an entropy weight method in combination with the reference database, and generating a comprehensive cloud; and scheme evaluation: establishing quantitative association of the standard cloud and the comprehensive cloud through dynamic scheme mapping, and determining a scheduling scheme evaluation grade through the similarity of the comprehensive cloud and the standard cloud. The method effectively processes the interactive influence of hydrological randomness and engineering regulation fuzziness, realizes qualitative and quantitative conversion, and improves the scheduling efficiency. The scheduling scheme can be evaluated objectively and scientifically, and a reliable basis is provided for a cross-basin water transfer decision.

The invention discloses an ecological flow process multi-objective optimization method based on an NSGA-II algorithm, and relates to the technical field of water conservancy projects. Comprising the steps of defining discrete decision variables, setting an objective function, constructing constraint conditions and a mixed penalty function, and configuring algorithm parameters; generating an initial solution meeting the ecological flow constraint, and repairing the solution which does not meet the constraint after genetic manipulation to ensure the feasibility of the solution; performing non-dominated sorting on the population to divide Pareto frontier layers, calculating a congestion distance of a solution in each frontier layer, realizing genetic manipulation through tournament selection, binary crossover simulation and polynomial variation, and updating the population in combination with environment selection; and extracting non-dominated solutions, screening optimization schemes from the non-dominated solutions, and outputting monthly scheduling schemes and water transfer and ecological flow shortage statistics of each reservoir under each scheme. According to the invention, automatic distribution of the ecological base flow, the basic ecological flow and the target ecological flow in the interannual period is realized.

The invention is suitable for the technical field of water resource application, and provides a data-based daily water consumption calculation and analysis method and system, and the method comprises the steps: obtaining the historical water supply data of a city, and obtaining the existing data of the city, and the existing data comprise the population number and a water supply system; predicting population growth according to existing data, obtaining a prediction result, judging whether the water supply system is optimized or not according to the prediction result, obtaining an optimization method, and selecting a specific optimization method according to the prediction result; acquiring historical weather information, predicting weather change data according to the weather information, predicting hydrological variables according to the weather change data, and optimizing a water supply scheduling mode according to the hydrological variables; according to the method, the water plant data is obtained, the water plant data comprises the water supply capacity and the water supply safety margin, the water supply capacity comprises the water taking capacity, the processing capacity and the water conveying capacity, operation management of the water supply plant is optimized according to the water supply capacity, and the problems that an existing city is unclear in overall planning of water distribution and water utilization and has no effective basis are solved.

The invention belongs to the technical field of reservoir dispatching, and particularly provides a cross-basin water dispatching, supply and distribution integrated decision-making method for guaranteeing ecological flow, which comprises the following steps: constructing a two-stage optimization dispatching model of a cross-basin water supply reservoir system based on a dynamic optimality principle; quantitatively describing ecological water demand processes of a water source area and a water receiving area in the cross-basin system engineering under different ecological water demand levels by utilizing a Tennant method; performing optimization calculation on the optimization scheduling model under different ecological water demand levels by utilizing dynamic planning to obtain a regional water regulation and supply process; constructing a regional water resource optimal configuration model according to the water regulation and supply results; factors such as ecological water demand guarantee degree and decision manager preference are comprehensively considered, and a practical regional water distribution scheme is formulated. According to the method, the water transfer amount and the water supply amount of the cross-basin reservoir system can be effectively determined, meanwhile, the water competition problem of'life, living and living 'of a region is solved, and technical support is provided for reasonability and scientificity of decision making of the cross-basin reservoir system.

A multifunctional construction site cleaning robot and a cleaning method using the same are provided. The robot includes a chassis part; a bottom rotatable function part, including a sweeper unit, an iron remover unit, a leaf remover unit and a cutter unit; a debris treatment part, including a compression unit, a debris container and a pulverizing unit; a container exchange part, including a movable gripper unit and openable containers, the openable containers being configured to contain sundries collected by the sweeper unit and the iron remover unit; a spray part, configured to prewet or dedust a construction site; and a water transfer part, including an extensible water discharging unit and an extensible water pumping unit, the extensible water discharging unit being configured to pump accumulated water, and the extensible water pumping unit being configured to pump accumulated water from a bottom of a pit to the ground.

The utility model relates to a water transfer mechanism of a printing dampening device, which is characterized in that a water source roller drives a first gear, a water transfer roller drives a second gear, the water source roller is connected to a water transfer clutch movable support, a transition transmission gear set and a pressure regulating swing arm are arranged on the water transfer clutch movable support, and the water transfer roller is connected to the pressure regulating swing arm. An output transition gear of the transition transmission gear set is in meshing transmission connection with the second gear, the swing axis of the pressure adjusting swing arm and the axis of the output transition gear are coaxially arranged, and the first gear is in transmission connection with the transition transmission gear set. When the leaning pressure of the water source roller and the water conveying roller needs to be adjusted or the water source roller and the water conveying roller are abraded and need to be adjusted, the pressure adjusting swing arm rotates around the center of the pressure adjusting swing arm to a proper position, so that the pressure between the water source roller and the water conveying roller is proper; after adjustment, the first gear, the transition transmission gear set and the second gear can keep a normal meshing transmission relation all the time, transmission and water transmission stability is ensured, and vibration and shaking are reduced or even avoided.

The utility model relates to a cleaning tool based on a mop cleaning barrel, which comprises a cleaning barrel and a mop, the mop comprises a mop head rotationally connected to the lower end of a mop rod, and a wiping object is arranged on the mop head; the cleaning device is characterized in that the cleaning barrel is provided with a water purification area, a cleaning area and a sewage area which are independent of one another, the water purification area and the cleaning area are at least partially located in the sewage area, the middle of the water purification area is communicated with the middle of the cleaning area through a water supply channel, and a water squeezing component for squeezing the wiping object is arranged on the cleaning area. The switch is used for opening and closing the water supply channel; and a first water transfer channel for transferring squeezed and scraped sewage to the sewage area is arranged in the cleaning barrel. According to the cleaning tool based on the mop cleaning barrel, it is guaranteed that clean water is used for cleaning a mop every time.

The invention discloses a real-time scheduling and adjusting method for a long-distance water conveyance channel water transfer system, which is based on a rolling correction real-time water distribution scheme, preliminarily draws up a gate scheduling instruction according to a determined channel operation control mode, and simulates a hydraulic transition process in a channel in combination with a channel non-constant flow model. Real-time water volume scheduling is completed in a feedforward + simulation mode, the safe, stable, rapid and flexible water supply target is achieved, the scheduling instruction response speed of a water transfer system is increased, scheduling errors are reduced, and closed-loop control of the scheduling process is achieved.

The invention discloses automatic labeling equipment for water transfer printing labels of vessel products, a labeling production line and a labeling method. The automatic labeling equipment comprises a turntable transferring mechanism, a feeding mechanism; the invention discloses a label feeding and pasting mechanism. Comprising a label feeding module, a label soaking module located on one side of the label feeding module, a soaking carrying module used for sucking labels in the label feeding module and placing the labels in the label soaking module for soaking, and a label pasting robot used for sucking the soaked labels in the label soaking module. The second camera is used for acquiring position information of a label on the label pasting robot; the third camera is used for acquiring position information of a labeling surface on a bottle to be labeled; the label pressing mechanism comprises a pressing head and an electric cylinder for driving the pressing head to move up and down; a discharging mechanism; the feeding mechanism, the label feeding and pasting mechanism, the label pressing mechanism and the discharging mechanism are sequentially arranged around the rotating disc transferring mechanism. The labeling efficiency of the water transfer printing label is greatly improved, and the process requirement of higher production takt is met.

The invention discloses a water transfer project risk cascade propagation and risk assessment method and system based on a multi-level topological structure, and the method comprises the steps: obtaining a water transfer project topological network, and generating a node comprehensive risk vector of each node based on multi-source operation data; constructing a basic risk propagation matrix according to the physical connection relationship, and performing structured modulation on the basic risk propagation matrix based on the node comprehensive risk vector to generate a comprehensive propagation operator; performing cascade propagation iterative evolution on the node comprehensive risk vector based on the comprehensive propagation operator, and continuously calculating network dynamics stability characteristic parameters of the comprehensive propagation operator in the evolution process; when it is judged that the system is in a divergent phase state according to the parameters, a comprehensive propagation operator is reconstructed, iterative evolution continues till convergence, and steady-state risk distribution is obtained; and outputting a comprehensive risk assessment result of the system based on the steady-state risk distribution. The method can improve the operation safety management and control capability of the water regulation project under complex operation conditions and external disturbance conditions.

The invention discloses a water volume-hydraulic power joint optimization scheduling method and system for a cross-basin water transfer system. The method comprises the following steps: collecting data of a research area, constructing joint distribution of all incoming water sources, randomly sampling to obtain a plurality of incoming water scenes, and carrying out cross combination on the plurality of incoming water scenes and the reservoir capacity of a research area to obtain a plurality of complex incoming water scenes; constructing a water resource optimal allocation model of the cross-basin water transfer project, and solving the model to obtain an optimal water resource allocation scheme; constructing a system dynamics model, and solving the model to obtain an optimal water resource scheduling scheme corresponding to massive complex inflow situations; an A2C-ATT model is constructed and trained, the A2C-ATT model is optimized, and the optimized A2C-ATT model is adopted to extract a water volume-hydraulic power joint optimization scheduling scheme of the cross-basin water transfer system. And a water volume compensation and reservoir capacity compensation mechanism is disclosed, so that an effective time history and space coordination strategy for efficient utilization of lakes along the line is provided.

The invention relates to the technical field of water resource management, in particular to a water budget data processing method. The technical scheme comprises the following steps: acquiring historical data of a management area; and obtaining the increment of the area management unit in the management area after the budgeting time period and the corresponding data label. And performing matching according to the data labels corresponding to the region management units to obtain paired region management units. Obtaining the soil state of the area management unit in the management area and the weather state in the budget time period, and matching the soil state and the weather state with the existing soil state and weather state to obtain a matching time period. And taking the water expenditure data and the water income data of the matched area management unit in the matched time period as the water expenditure data and the water income data of the area management unit in the management area, and then calculating to obtain the water transfer amount in the management area. According to the invention, the existing area management unit is used for replacing a newly added area management unit for calculation, so that a large amount of survey work can be reduced, and the calculation accuracy is improved at the same time.

[Problem] To provide a hole cleaning method with which it is possible to appropriately remove scale that has formed in hard-to-clean locations around a hole (foundation drainage hole, etc.) using a small, lightweight device that can be transported by human power. [Solution] A cleaning water tank, a bubble generating means, a cleaning water supply pipe, and a cleaning water transfer means are installed in a hole cleaning method for cleaning a cleaning location in a hole (foundation drainage hole, etc.), the cleaning location being near the bottom end of the hole, which should be maintained as an underground water flow inlet. By driving the bubble generating means and the cleaning water transfer means and supplying micro-nano-bubble-containing cleaning water (micro nano bubble water) from the distal end part of the cleaning water supply pipe toward the cleaning location, the cleaning location is cleaned and the cleaning water supplied to the cleaning location is returned to the cleaning water tank through a gap between the inner wall of the hole and the outer wall of the cleaning water supply pipe and a gap between the inner wall of a cleaning water return pipe and the outer wall of the cleaning water supply pipe, whereby cleaning is performed while the cleaning water is circulated between the cleaning water tank and the cleaning location.

The utility model discloses a water transfer printing paper blade coating device which comprises a workbench, a supporting plate is arranged above the workbench in a sliding mode, the supporting plate is connected with a plurality of scraping plates in a sliding mode, second grooves are formed in the scraping plates, the second grooves are connected with limiting blocks in a sliding mode through springs, and the limiting blocks are connected with the supporting plate in a sliding mode. A third groove is formed in the supporting plate, a limiting groove is formed in the third groove, and the limiting block is slidably connected with the limiting groove; according to the utility model, when a worker needs to adjust the length of the scraper blade, fingers or other objects are put into the third groove to extrude the limiting block, so that the limiting block is separated from the limiting groove, and the scraper blade can slide in the supporting plate, so that the scraper blade can extend out of or be stored back into the supporting plate, and the length of the scraper blade can be adjusted according to the required length. When the scraping plate is not needed, the limiting block is pressed to be put down, when the scraping plate is not needed, the limiting block is pressed to be stored in the supporting plate, the limiting block is clamped into the limiting groove, and the scraping plate is fixed to the supporting plate.

The invention of intelligent subsurface injection irrigation system is a type of integrated injection irrigation system that intelligently irrigates plants and uses available water resources with maximum economy and highest possible efficiency. The present invention includes an inverted conical tank and a water supply system equipped with a floater, a digital moisture meter sensor equipped with a transmitter as well as a humidity sensor information transmission system and also a sensor and thermostatic valve system for connecting and disconnecting the water, a water transfer pump from the main water storage pool to the water transfer network, a control room and a liquid fertilizer injection system in the transfer network as well as a bypass equipped with a valve in the water transfer network and a water storage pool and aquaculture. Also this invention relates to subsurface irrigation methods and systems for detection of humidity and temperature for correct watering.

This application provides a safety device and tool for the maintenance of a water transfer printing dryer. The safety device includes a support frame and an anti-detachment guard. The support frame has a communicating limiting groove and a guide opening; the guide opening is used to movably mount the piston rod of the lifting hydraulic cylinder, placing the piston rod within the limiting groove. One end of the support frame abuts against the connecting seat at the end of the piston rod, and the other end abuts against the end face of the lifting hydraulic cylinder. The anti-detachment guard is detachably installed on the support frame and is positioned at the guide opening. This invention, through the added support frame, provides a reaction force for the piston rod to retract in case of failure, thus providing support for the connecting seat at the end of the piston rod. This reduces the risk of hydraulic failure in the lifting hydraulic cylinder, preventing the upper housing from overturning and collapsing, effectively ensuring the safety of equipment maintenance personnel and significantly improving the operational safety of the lifting hydraulic cylinder.

The invention discloses a method for screening water quality driving factors of a long-distance water transfer project based on a machine learning method. The screening method comprises the following steps: acquiring a water body sample of the long-distance water transfer project; obtaining influence factor data as much as possible according to historical water quality characteristics and hydrogeological conditions of the water transfer project; constructing different factor input data sets according to the detailed data; a clustering analysis method and a correlation analysis method are applied to assist a Boruta algorithm to screen internal causes and external causes of water quality driving factors of different sections in a long-distance water transfer project, and the driving factors are obtained for importance sorting. According to the method, two statistical methods are coupled, meanwhile, the water quality driving factors of the long-distance water transfer project are screened in combination with a machine learning method, water quality driving internal causes and external causes of different sections can be rapidly screened out, importance ranking can be conducted on the driving factors, operability is high, and the method has certain popularization value and is worthy of popularization. Reliable technical guarantee is provided for a long-distance water transfer management department to treat sudden water pollution accidents, control water quality risks and improve water quality.

The present invention relates to the field of barreled water transfer equipment, and specifically to a barreled water storage tank barreled water transfer system, which includes a box body. The box body includes a top plate, a front plate, a bottom plate, and a rear plate that are fixedly connected in sequence. A storage cavity is formed between the top plate, the front plate, the bottom plate, and the rear plate. A chute is provided on the top plate, and a first pulley is provided on the bottom plate. The number of the box bodies is multiple, and the vertically adjacent box bodies are slidably connected to each other through the first pulley and the chute. A bolt is installed at the lower part of the box body, and pin holes are provided at both the top and the bottom of the box body. The bolt on the upper box body can pass through the pin hole at the bottom of this box body and be inserted into the pin hole at the top of the lower box body. Hoop rings are fixedly arranged on both the front side and the rear side of the box body. The advantage of the present invention is that it can improve the efficiency of loading or unloading barreled water onto or from a vehicle.

The present invention discloses an apparatus for delivering water with a plunger electromagnetic pump, which belongs to an apparatus that uses water as a working medium or raw material. Existing apparatuses for delivering water with a plunger electromagnetic pump are prone to adhesion between a rubber plug and a corresponding matching piece, which causes the apparatus to be unable to deliver water normally and be used normally. The present invention is provided with a plunger electromagnetic pump for delivering water to a water heating device in a machine body, so that a water outlet plug blocks a cut-off port with the elastic force of a water outlet spring to put the plunger electromagnetic pump in a working state, and the water outlet plug is controlled by a control structure extending outside the machine body, and the control structure is operated to make the water outlet plug leave the cut-off port so that the plunger electromagnetic pump is in a storage state. Thus, the plunger electromagnetic pump can be switched to a working state for work or a storage state for storage through a control mechanism. Since the water outlet plug is suspended from the cut-off port in the storage state, it does not contact other structures and will not cause adhesion, so that the apparatus will not be unable to deliver water and work due to adhesion problems.

The invention relates to a water delivery canal in the technical field of scour prevention, in particular to a scour prevention system for a long-distance water delivery canal and a water return canal in a desert area. The channel comprises a hard channel and a soft channel; the hard channel is connected with the downstream end of the main body channel, and the hard channel adopts a hard structure to guide water flow to a low-terrain containing and discharging area for eliminating fall; the soft channel is arranged in the containing and discharging area and connected with the downstream end of the hard channel. The soft channel is of a flexible structure so as to eliminate residual energy of concentrated water flow. A soft and hard combined mode is adopted in the design process of the water recession channel, that is, a concrete structure is adopted to guide water flow to a low-terrain containing and discharging area far away from a main body channel, the fall is eliminated, a flexible gabion structure is adopted to eliminate residual energy of concentrated water flow, reduce the bottom flow speed and prevent local scouring, and the water recession channel is designed in a soft and hard combined mode. And the problem of traceability damage of the aeolian sand is solved.

The application discloses a water transfer printing film pasting equipment for a thermal insulation integrated plate, which comprises a water storage tank, an automatic feeding mechanism is fixed on one side of the water storage tank, a film pasting mechanism is fixed on the top of the water storage tank, and the film pasting mechanism extends into the water storage tank. After the first toothed plate is lowered to the bottom, the teeth on the first gear contact the teeth on the second gear, meanwhile, the rotating disc no longer presses against the supporting rod, the second gear is in an unlocked state, then the second gear rotates along with the rotation of the first gear, since the position where the supporting plate is lowered to the bottom is fixed, the height of the supporting table can be adjusted according to the thickness of the thermal insulation integrated plate before the equipment is used, the thermal insulation integrated plate is sucked by the electric suction disc and then is immersed in the solution, then the thermal insulation integrated plate is placed on the supporting column, at this time, the thermal insulation integrated plate is not completely immersed in the solution, then the second toothed plate and the supporting table are lowered as a whole, and the complete and comprehensive film pasting operation is facilitated.