2588 results about "Water pumping" patented technology

The invention discloses a multi-channel high-precision water level dynamic real-time monitoring system for a drilling water pumping test, and the system comprises a sensing layer which is used for deploying a multi-source sensor array, inhibiting interference through distributed layout and electromagnetic shielding, collecting multi-dimensional data in real time, and carrying out the preliminary filtering; according to the transmission layer, an optical fiber and twisted pair redundant network is constructed, an EtherCAT protocol is adopted for low-delay transmission, AES-128 encryption tampering prevention is integrated, and edge nodes compress data and verify integrity; the processing layer is used for carrying out real-time preprocessing on edge calculation and switching a standby sensor in abnormal detection; the cloud end predicts the water level trend through Spark Streaming analysis and an LSTM model, distinguishes interference through a random forest algorithm, and outputs calibration data and an analysis report; the application layer is used for constructing a three-dimensional drilling model based on Unity, dynamically displaying water level changes, synchronizing a multi-parameter curve and supporting historical backtracking; the early warning module notifies abnormity through sound and light and short messages, the decision module generates a report and supports multi-drill-hole comparison, and the test strategy is optimized.

The invention relates to a pumped storage and compressed air energy storage coupled scheduling method, which comprises the following steps of: establishing a multi-stage data system based on input data of multiple time scales; constructing a multi-time scale scheduling model; when the load of the pumped storage mixed compressed air energy storage power station is lower than a first preset threshold value, electricity is abandoned preferentially, water pumping and compression are conducted, and when the load is larger than a second preset threshold value, the pumped storage mixed compressed air energy storage power station is controlled to conduct combined energy release. The nonlinear relation between the pumped storage efficiency and the water level and the nonlinear relation between the compressed air energy storage power and the pressure are converted into linear constraints, solving is conducted by dividing the water level interval and the pressure level, and a scheduling strategy is obtained. Therefore, the problems of relatively low energy storage efficiency, insufficient scheduling refinement, relatively high system standby cost and the like caused by the problems that pumped storage water scheduling and CAES energy management are separated, a standby capacity coordination mechanism is lacked and the like in a hybrid system scheduling method in related technologies are solved.

The invention discloses a short-term multi-objective optimal scheduling method for a hybrid pumped storage power station, which belongs to the technical field of optimal scheduling of a power system and comprises the following steps of: acquiring initial input data; taking minimization of residual load mean square deviation as a peak regulation target, and taking minimization of lower reservoir tail water level daily variable amplitude and minimization of lower reservoir dam water level daily variable amplitude as navigation targets to construct a multi-target optimization scheduling model; performing mutual exclusion processing on reversible unit power generation and water pumping flow constraints to generate an initial solution, correcting the initial solution, solving the multi-target optimization scheduling model to obtain a Pareto solution set, dividing a Pareto leading edge distribution space, and selecting a feasible scheduling scheme with the maximum peak valley difference reduction rate as an optimal scheduling scheme; and selecting a final scheduling scheme from all the subspaces. The problems that in the prior art, peak regulation operation and navigation demand dynamic matching is insufficient, and a multi-source constraint coupling processing mechanism is lacked are solved.

The invention discloses an integrated intelligent management and control method and system for underground water pumping and injection based on the Internet of Things, and the method comprises the steps: carrying out the geological investigation of a target region, constructing a three-dimensional geological model, and planning the layout of a pumping and injection well group and a sensor network according to the three-dimensional geological model; deploying a monitoring network and collecting data based on the layout scheme, and fusing a three-dimensional geologic model to construct a polluted site digital twinborn body; groundwater situation data are extracted through the digital twinborn body, a pollutant migration path and a water level dynamic state are predicted by using an LSTM model, and pollution scene simulation information corrected by geologic features is output; by taking the simulation information as input and coupling geological parameters as constraints, generating a pumping and injection well group cooperative control strategy set by adopting a BLMFO double-layer multi-objective optimization algorithm; and finally, a control instruction is executed, the real-time situation is monitored in the repairing process, strategy change suggestions including the flow adjustment amplitude, the agent optimization scheme and equipment operation parameter correction are judged and pushed, the repairing efficiency is improved, and the method adapts to the complex geological environment.

The invention belongs to the technical field of tunnel crack grouting and hole arrangement, and discloses a tunnel grouting and hole arrangement analysis method for spatial crack correlation analysis, which comprises the following steps: scanning the distribution position and geometric contour of surrounding rock cracks of a tunnel face to construct a crack communication network, and identifying an actual water guide path in combination with a water pumping test; the grouting openings are formed in the key nodes, accurate matching of the grouting holes and the seepage channels is achieved, scientificity and pertinence of hole distribution can be improved by fusing fracture space distribution and hydraulic connectivity, the plugging capacity of grout to water guiding fractures is remarkably improved, the grouting efficiency and the water stopping effect are improved, and the construction period is shortened. Meanwhile, neck feature recognition and section division are further performed on each crack in the crack communication network on the basis of arranging the grouting holes based on the hydraulic communication path, so that supplementary arrangement of the grouting ports is implemented by combining the relative relationship between the spatial position of the section and the existing grouting holes; and refined and dynamic optimized layout of the grouting ports is realized.

The utility model discloses a lightning arrester electrical performance test tool, which relates to the field of lightning arresters and comprises a device body, a transmission plate is slidably connected in the device body, a cover plate is connected to the outer surface of the transmission plate, a power connection port is installed in the cover plate, a lightning arrester body is slidably connected in the cover plate, and the lightning arrester body is connected with the power connection port. A limiting hole is formed in the device body, a supporting base is installed in the device body, a water outlet pipe is communicated with the interior of the device body, a water tank is connected to the outer surface of the device body, a water pumping pipe is communicated with the interior of the water tank, and a water spraying plate is installed in the device body. Through cooperation of the cover plate, the water spraying plate and other parts, the cover plate can move, so that the power connection port is in contact with the upper ends of the lightning arrester bodies at different heights, the water spraying plate can spray water, spraying simulation is performed on the lightning arrester bodies, and the problem that deviation exists between a rainy day and a real detection result is solved.

The invention discloses a high-bearing-capacity offshore wind power pile foundation structure and a construction method thereof. The high-bearing-capacity offshore wind power pile foundation structure comprises a suction bucket, a vertical rod installed in an inner cavity of the suction bucket and coaxially fixed to the suction bucket, a stabilizing assembly dividing the inner space of the suction bucket into a plurality of independent cavities and a leveling assembly. By arranging the stabilizing assembly and the leveling assembly, the suction bucket is divided into a plurality of independent cavities through the stabilizing assembly, differential pressure leveling is conducted in a multi-cavity independent water pumping mode in the stage of preliminary contact with the seabed, the perpendicularity of the suction bucket in contact with the seabed is guaranteed, and in the stage of downward insertion of the bucket body part, a high-pressure nozzle is started again to conduct secondary posture fine adjustment; according to the dynamic deviation correcting device, the dynamic deviation correcting capacity is achieved in different time periods in the penetration process, the dynamic deviation correcting device can adapt to uneven local hardness of a seabed or slight drifting of the posture of a barrel body in the downward insertion process, inclined insertion and penetration failure caused by posture unbalance of the suction barrel are avoided, and the vertical bearing performance and the anti-overturning stability of a pile foundation are further enhanced.

The invention provides an air conditioner air diffuser assembly, an air conditioner and a control method of the air conditioner air diffuser assembly, the air conditioner air diffuser assembly comprises an air diffuser, the air diffuser is arranged above a condenser, the air diffuser can receive condensate water, and the air diffuser is arranged above the condenser. The inner bottom of the air diffuser is provided with a first inclined plane and a second inclined plane, the first inclined plane extends towards a first horizontal direction and obliquely downwards, the second inclined plane extends towards a second horizontal direction and obliquely downwards, and the first inclined plane can guide water on the first inclined plane to one side of the condenser in the horizontal direction to be discharged; the second inclined face can guide water on the second inclined face to the other side of the condenser in the horizontal direction, and the first horizontal direction is opposite to the second horizontal direction. According to the air conditioner water fetching mechanism, condensate water can be distributed to the inner side and the outer side of the condenser, the utilization rate of the condensate water is increased, the heat exchange area of the condenser is increased, the heat dissipation and cooling effect on the condenser is improved, and the problem that water fetched by the air conditioner water fetching mechanism in the prior art cannot be fetched to the outer side of the condenser is solved.

The invention discloses a foundation pit drainage device for a green building, and relates to the technical field of foundation pit drainage, the foundation pit drainage device comprises a vehicle body, a water suction pump is fixedly mounted on one side of the top of the vehicle body, the water outlet end of the water suction pump is connected with a drainage pipe in a penetrating manner, and the water pumping end of the water suction pump is connected with a water pumping pipe in a penetrating manner; the floating plate is fixedly installed on the side, away from the water suction pump, of the exterior of the water suction pipe, the supporting assembly is arranged on the side, away from the water suction pump, of the exterior of the water suction pipe and comprises a telescopic rod and a filtering assembly, and the telescopic rod is arranged on one side above the floating plate; the inner wall of the foundation pit can be supported when water pumping and drainage are conducted on the foundation pit, water pumping work can be slowed down or stopped once collapse occurs in the foundation pit, it is avoided that water pumping continues, the supporting force of the inner wall of the foundation pit is reduced, consequently, larger collapse is caused, follow-up use of the foundation pit is not affected, and practicability is improved.

The invention relates to the technical field of civil construction engineering, in particular to effective utilization of geothermal resources and improvement of an energy exchange system. According to the energy pile, dynamic regulation and control of stratum heat balance are achieved through the active heat management technology, and the influence of heat accumulation on sustainable utilization of geothermal resources is effectively prevented; a composite heat extraction structure is adopted, and the heat absorption efficiency of geothermal resources is remarkably improved; a high-thermal-conductivity energy pile comprises a fixed base body, and a water circulation assembly is embedded in the fixed base body. The water circulation assembly comprises a water pumping assembly, a circulation pipeline and a water conveying assembly which are communicated with one another; a heat absorption device is arranged on the outer side of the fixed base body and comprises a plurality of heat absorption columns which are vertically distributed; the heat absorption column is provided with a heat conduction head embedded into the fixed base body.

The invention relates to the technical field of water resource scheduling, and discloses an intelligent water resource configuration and scheduling system and method, and the system comprises a data collection module which is used for collecting the related data of water resources in real time, including but not limited to the water level of a water source, the water quality, the meteorological data, the water demand of a user, and the like; the data processing and analysis module is used for cleaning and integrating the collected data by using a big data processing technology, and carrying out demand prediction and water resource supply and demand matching through an artificial intelligence algorithm; a scheduling decision module, an execution module and a feedback mechanism module. Multi-dimensional data such as water sources and weather are collected in real time, data processing and demand prediction are carried out through the artificial intelligence technology, and it is ensured that water resource scheduling can cope with rapidly-changed demand and supply conditions; through an optimization algorithm and a scheduling decision model, the water resource utilization efficiency is maximized, and the problems of excessive water pumping, resource waste and the like are avoided.

The invention discloses a water conservancy quality detection device which comprises a floating platform, the top of the floating platform is fixedly provided with a quality detection assembly, the top of the floating platform is fixedly provided with a water pumping assembly, and the top of the floating platform is fixedly provided with a water collection and drainage assembly. The device comprises a floating platform, the top of the floating platform is fixedly provided with a data acquisition box, a driving power supply, a sensor and a protective cover, and the top of the floating platform is fixedly provided with the driving power supply, the sensor and the protective cover. According to the detection device for the water conservancy quality, by arranging the quality detection assembly, multiple key parameters of a water body can be detected at the same time, sufficient data basis is provided for water resource management, ecological protection and the like, the position of a water pumping pipe can be flexibly adjusted, detection of water bodies of different depths is achieved, and it is ensured that evaluation of the water conservancy quality is more accurate and objective; by arranging a protective cover, the service life of equipment is prolonged, the maintenance cost is reduced, and the accuracy of detection data is improved.

The invention belongs to the technical field of irrigation equipment, and discloses an anti-blocking water pumping pipe head device for irrigation, which is technically characterized by comprising a water pumping pipe and a protective cover, a filter plate is fixedly mounted in an inner cavity of the water pumping pipe, a central shaft is arranged below the filter plate, and a rotating assembly connected with the central shaft is arranged in the inner cavity of the water pumping pipe; an outer anti-blocking mechanism is arranged on the surface of the protective cover, the outer anti-blocking mechanism comprises a cutting assembly and a driving assembly, an inner anti-blocking mechanism matched with the filter plate is arranged in an inner cavity of the water pumping pipe, and the inner anti-blocking mechanism comprises an inner cutting blade, a supporting assembly, a swing assembly and a rolling assembly. And by arranging the cutting assembly to be matched with the driving assembly, the aquatic plants attached to the outer side of the protective cover can be efficiently and automatically smashed, the situation that the protective cover is blocked by the aquatic plants is effectively avoided, and the water pumping efficiency of the water pumping pipe is effectively improved.

The invention relates to the technical field of sewage pumps, in particular to a sewage pump backwashing device which comprises a sewage pump, a backwashing pipeline, an automatic control system, a monitoring device and a valve, a U-shaped structure is arranged at the bottom of a pump body of the sewage pump, a first electromagnetic valve is arranged on a water pumping pipe of the pump body, and a water outlet of the pump body is connected with the backwashing pipeline. The backwashing pipeline comprises a backwashing water inlet pipe, a tee joint and a sewage pump water outlet pipe, a second electromagnetic valve is arranged on the backwashing water inlet pipe, a third electromagnetic valve is arranged on the sewage pump water outlet pipe, the backwashing water inlet pipe is communicated with the sewage pump water outlet pipe through the tee joint, and a pressure sensor is arranged in the U-shaped structure; and the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the pressure sensor and the monitoring device are in wireless communication connection with the automatic control system. According to the invention, automatic backwashing is realized by virtue of the power of the sewage pump, newly added backwashing power devices are reduced, the labor cost is reduced, and the structure is simple.

The utility model relates to the technical field of food processing, and discloses a wheat grinding device with a cooling function, which comprises a grinding box, a collecting box is arranged at the bottom of the grinding box, and a feed hopper is arranged at the top of the grinding box; a water pump is arranged on the right side of the water storage tank, a water guide pipe is arranged on the right side of the water pump, a water pumping pipe is arranged on the left side of the water pump, a grinding cylinder is fixedly connected to the interior of the grinding box, a motor is fixedly connected to the top of the grinding box, and a rotating shaft is fixedly connected to the bottom of the motor; and the bottom of the rotating shaft movably penetrates into the grinding box and is fixedly connected with a grinding roller, a cooling pipe is arranged on the outer side of the grinding cylinder, and a water outlet pipe is arranged on the left side of the grinding box. According to the wheat micro-grinding device for food processing, heat on the barrel wall of the grinding barrel can be taken away, and then the quality of ground flour cannot be affected during continuous grinding.

The invention discloses an integrated monitoring and sampling method and system for red-bed groundwater, and belongs to the technical field of groundwater monitoring, and the method comprises the steps: deploying and initializing a system, collecting water level and equipment state information, calculating initial water level monitoring reference parameters in combination with a water level monitoring logic model, and obtaining real-time water level data and anti-blocking water pump structure parameters; generating an intelligent water pumping control execution sequence through a fuzzy control algorithm and a fluid dynamic model; a large-flow well washing operation path is obtained through a dynamic pressure adjusting algorithm and a water quality standard judgment model by taking the well washing flow reference parameter as a constraint and combining data of a water quality sensor; obtaining a steady-state sampling execution scheme through a double-pump linkage control algorithm and a bubble suppression model on the basis of the well washing end point parameters in combination with a small-flow sampling pressure reference and pipeline characteristics; summarizing data and generating an integrated monitoring sampling report; according to the invention, intelligentization and standardization of red layer underground water monitoring sampling are realized, and monitoring efficiency and data accuracy are improved.

The invention belongs to the technical field of mine engineering, and particularly discloses a dynamic simulation method for water inflow attenuation in the construction process of a water cut-off curtain of a strip mine. The method comprises the following steps: acquiring meteorological data according to the position of a strip mine, acquiring a hydrogeological structure in combination with drilling data, acquiring hydrogeological parameters by using a water pumping test, and acquiring a source convergence item according to water pumping and drainage; the method comprises the following steps: constructing a hydrogeological model by adopting MODFLOW-USG, constructing a mine pit drainage mathematical model and a mine pit drainage model, setting source sink items and boundary conditions, and realizing dynamic simulation based on python; a PEST calibration model is adopted, parameters are subjected to standardization processing, a random forest substitution model is constructed, SHAP values of all the parameters are analyzed and calculated and normalized to obtain global importance indexes, and the model is optimized; and evaluating the optimized model by adopting NSE, KGE and RMSEs. The method has the advantages of being high in model precision, clear in parameter physical significance and capable of being corrected with measured data in real time.

The invention relates to the technical field of foundation pit engineering construction, in particular to a foundation pit drainage optimization method and system based on water level monitoring. Comprising the steps that precipitation partitions are divided according to geological conditions and a construction scheme, and precipitation wells and observation wells are arranged; determining differentiated target water level drop depth according to the excavation depth and the support state; establishing an inter-partition hydraulic coupling model through a pulse water pumping test, and determining coupling kernel function parameters; predicting the future water level change through convolution operation based on the coupling kernel function and the historical water yield; calculating an optimal water yield sequence by adopting a rolling time domain optimization method, and taking the minimum accumulated water yield as a target and meeting the target water level drop as a constraint; controlling the operation power of the water pump and implementing cooperative compensation; coupling kernel function parameters are periodically updated to adapt to system changes. The rainfall control precision is improved, the energy consumption is reduced, and the construction safety is guaranteed.

The invention provides a digital twinning-based hillock aquifer well group collaborative precipitation simulation method and system, and relates to the technical field of digital twinning, and the method comprises the steps: constructing an aquifer digital twinning model, carrying out virtual precipitation deduction, obtaining a water level spatio-temporal evolution field, and recognizing a hydraulic coupling region. And according to the water level gradient distribution and the flow field deflection direction, the well group water pumping intensity is cooperatively regulated and controlled, and the optimal water pumping scheme is determined. The well group dewatering efficiency can be effectively improved, the overall water level of the aquifer is evenly lowered, and the engineering cost is reduced.

This invention discloses a wind-solar-storage multi-energy complementary water lifting and rainwater harvesting coordinated irrigation system, relating to the field of intelligent irrigation. The system includes: a power unit, a rainwater harvesting unit, a water lifting unit, sprinkler irrigation equipment, and a drone formation. The drone formation is used to fly carrying the sprinkler heads and water pipes of the sprinkler equipment under the control of the control system, and to adjust the sprinkler head's spray position under the control of the control system, and to maintain a safe distance between the water pipes in the sprinkler equipment and ground obstacles under the control of the control system. This invention can realize intelligent and low-cost irrigation for citrus planting in hillside areas.

The invention discloses a tower footing adjusting structure for improving the stability of a tower footing and a tower body, the tower footing adjusting structure comprises a tower footing structure, a tower body structure and a tower footing auxiliary structure, the tower footing auxiliary structure comprises a crank skewback, four arm ends of the crank skewback are provided with sleeve handles, and the upper surface and the lower surface of a support table are respectively connected with a hydraulic tank and a water pumping barrel; a hydraulic spring piston is arranged in the hydraulic tank, and the upper end is connected with the tower body structure through a steel wire rope; the ratchet gear, the shaft wheel, the hydraulic push piston and other components matched with the screw are arranged in the sleeve handle, so that the positioning strength of the screw can be obviously enhanced; a water pumping piston in the water pumping barrel is linked with a hydraulic spring piston, so that water accumulated on the surface of the tower footing can be automatically sucked and discharged; through the design of combining hydraulic buffering and mechanical locking, shaking of the tower body is effectively reduced, the connection stability is greatly improved, meanwhile, the structure has an automatic accumulated water cleaning function, the tower footing can be prevented from being corroded, and therefore long-term stable operation of the tower footing is guaranteed.

The invention relates to the technical field of underwater monitoring equipment, in particular to an underwater sensor data acquisition device with a self-cleaning function and a method thereof.The underwater sensor data acquisition device comprises a storage plate used for installing a plurality of sensors, a cleaning box arranged on the storage plate in a sleeving mode and a water storage tank used for supplementing water to the inner space of the cleaning box; storage barrels are arranged on a center shaft of the top face of the storage plate at intervals, the bottom faces of the storage barrels are sleeved with a plurality of sensors, a lifting barrel arranged on the storage barrels in a sleeving mode is fixedly arranged on a center shaft of the top of the cleaning box, and a water suction pump is installed on the outer wall of the lifting barrel. By means of a sleeving structure of the lifting cylinder and the storage cylinder and a water suction pump, clear water is sucked into the lifting channel and pumped into the lifting channel, the storage cylinder and the storage plate are driven to ascend and descend, and when underwater monitoring needs to be carried out, a sensor can be lowered to the outside of the cleaning box; and when the monitoring period reaches the requirement for cleaning, the sensor can be lifted into the cleaning box for cleaning, so that good conditions are provided for working and cleaning of the sensor.

The invention relates to the technical field of water body monitoring and purification, and provides an intelligent farmland water body water quality monitoring and purifying device which comprises a plurality of integrated assemblies arranged in a farmland in a dot-matrix manner and purifying equipment, the integrated assembly comprises a first mounting cylinder buried in soil and a second mounting cylinder inserted in the first mounting cylinder in a lifting manner, a monitoring assembly is arranged in the second mounting cylinder, and a water suction pump is arranged at the bottom of the second mounting cylinder; the monitoring assemblies are uniformly distributed in a farmland in a dot-matrix manner, and each monitoring assembly correspondingly monitors a water body in a certain area, so that the water bodies in different areas of the farmland can be effectively monitored, and the water quality condition of the water body of the whole farmland can be comprehensively and accurately monitored; when the monitoring assembly monitors that the water body in the corresponding area is abnormal, the corresponding water suction pump is started to pump the water body in the area and convey the water body to the purification equipment for purification treatment, the area performs targeted water pumping purification treatment, and useless energy consumption of the purification equipment and useless loss of water body treatment consumables are avoided.

The application relates to the technical field of calculation simulation of ship hull propulsion research, in particular to a simulation model convenient for hydrodynamic calculation of a full-rotation double-propeller ship, which comprises a plurality of groups of water pressure sensors arranged on the circular arc outer wall of a detection column and facing openings, a drainage long groove arranged on the circular arc outer wall of the detection column and located at the openings, a water inlet pipe of an external water pump assembly arranged in the detection column, and a lifting port arranged at one end of the water inlet pipe and capable of sliding along the drainage long groove to adjust the height, wherein the beneficial effects are that the water flow direction and flow rate in the pool model are accurately controlled through water pumping and high-pressure water inflow in the symmetrical direction, the data detection range of the test is improved, the simulation equipment provided with the water pressure sensors and the displacement sensors is arranged, so that the data in the test process can be conveniently collected, the position of the simulation small ship can be accurately collected through the coordinates established by the transparent grid plates, and the test accuracy is greatly improved.

The invention relates to the technical field of household appliances, and provides a coffee machine with a refrigerating system and an independent waterway, the coffee machine comprises a base, an extraction mechanism is arranged at the front part of the upper side of the base, the top wall of the base is fixedly connected with a water pump, the output end of the water pump is communicated with one end of a water pumping pipe, and the other end of the water pumping pipe is communicated with an electromagnetic valve I; the other side of the rear wall of the first electromagnetic valve communicates with one end of a cold water inlet pipe, the other end of the cold water inlet pipe communicates with a refrigerating device, the output end of the refrigerating device communicates with one end of a cold water outlet pipe, and the other end of the cold water outlet pipe communicates with the other side of the front wall of the first electromagnetic valve. The other end of the main water outlet pipe is communicated with an extraction cavity. According to the coffee machine, hot coffee or cold coffee can be flexibly made through the extraction mechanism, and the situation that after the hot coffee is made in a hot extraction mode, ice cubes are added into the coffee machine to cool the coffee into the cold coffee is not needed.

The invention belongs to the technical field of geothermal energy development and utilization, and particularly relates to efficient extraction equipment for a deep geothermal exploitation well, which comprises a plurality of water pumping devices, the plurality of water pumping devices are sequentially communicated in series through a plurality of extension pipe fittings, and the water pumping device close to a wellhead is fixedly connected with a steel wire rope on hoisting equipment; the water pumping device comprises a water pumping mechanism, a well cementation assembly and a guide mechanism, the outer wall of the water pumping mechanism is sleeved with the well cementation assembly, the well cementation assembly is used for making friction contact with the well wall so as to keep the working position of the water pumping mechanism in a well, and the guide mechanism is arranged at the bottom end of the water pumping mechanism and used for guiding the water pumping mechanism to work. And the guide mechanism is used for smoothly lowering the water pumping mechanism into the well and keeping the water pumping mechanism coaxial with the well body. It is guaranteed that the water pumping mechanism is stably fixed in a well, smoothly lowered to the bottom of the well and always coaxially positioned with the well body, and the stability of extraction operation is improved.

The invention relates to a water surface floating type flying water pump system for large-flow long-time operation, and belongs to the technical field of special operation unmanned aerial vehicles and fluid conveying. The system integrates a multi-rotor flying platform, a buoyancy stabilizing device, a large-flow water pump module, a high-strength flexible water conveying pipeline and an intelligent control system. The core of the system is that the system can land on an open water surface, stable floating is achieved through the buoyancy stabilizing device, and a water inlet of the water pump module is submerged into water to directly pump water. By means of the floating water taking mode, the flying platform does not need to hover during operation, energy consumption is greatly reduced, ultra-long operation time is achieved, the limitation of the liquid carrying amount of the unmanned aerial vehicle is broken through, and continuous high-flow water pumping can be conducted through a high-power water pump. The system supports independent operation of a single device or networking collaborative operation of multiple devices, dynamically distributes water supply tasks, can be used as an aerial extension arm of a ground fire fighting truck, and is mainly applied to emergency rescue scenes such as high-rise building fire fighting and forest fire fighting.

The utility model relates to the technical field of pump body machining and cooling, and discloses a vertical lathe cooling circulation mechanism for pump body machining, which comprises a machine body, a visual protective door is rotatably connected to the front side in the machine body, a machining table is fixedly connected to the bottom of the inner wall of the upper side of the machine body, and a connecting pipe is fixedly connected to the bottom of the machining table. A water tank is fixedly connected to one end of the connecting pipe and fixedly connected to the left portion of the inner wall of the lower side of the machine body, a connecting plate is slidably connected to the upper side of the interior of the water tank, a filtering plate is fixedly connected to the rear side of the connecting plate, a water pump is arranged on the right side of the water tank, and a water pumping pipe is fixedly connected to the input end of the water pump. According to the cooling device, cooling of the surfaces of cutters and products and filtering of cooling water are achieved, so that chippings can be separated and cleaned conveniently, water is recycled, waste of water resources is reduced, the cooling range of the surfaces of the cutters and the products is enlarged, and cooling efficiency is improved.

The invention relates to an operation method of a water pumping and compressed air energy storage system, which comprises the following steps: after the water pumping and compressed air energy storage system is constructed, gas is filled into an upper water-gas co-containing cabin; in the energy storage process, the water pump and the compressor unit are controlled to work at the same time so as to pump water in the lower water-air co-containing cabin into the upper water-air co-containing cabin, and meanwhile, the compressor unit is controlled to press air into the lower water-air co-containing cabin; and in the energy releasing process, the water turbine and the expansion unit are controlled to work at the same time, so that water in the upper water-gas co-containing cabin flows into the lower water-gas co-containing cabin through the water turbine, and meanwhile air in the lower water-gas co-containing cabin generates power through the expansion unit. Therefore, the problems that the pumped storage unit and the compressed air energy storage unit are different in response speed, energy conversion path, operation constraint and the like, an existing scheduling method is difficult to achieve efficient cooperation of the pumped storage unit and the compressed air energy storage unit, the overall operation efficiency of the system is not high, and the advantages of hybrid energy storage are difficult to play are solved.