212 results about "Sluice" patented technology

The invention relates to the technical field of sediment section sluicing, in particular to a sediment section sluicing change prediction method under the influence of a water gate. Acquiring a current erosion and deposition topographic sequence corresponding to the target gate at the current moment, and acquiring future rainfall-runoff data, future upstream and downstream water level difference and future tide level change data corresponding to the target gate within a future preset duration; determining future gate scheduling data corresponding to the target gate based on the future rainfall-runoff data, the future upstream and downstream water level difference and the future tide level change data; and inputting the current erosion and deposition topographic sequence, the future rainfall-runoff data, the future upstream and downstream water level difference, the future tide level change data and the future gate scheduling data into a preset erosion and deposition change prediction model, and outputting the silt fracture surface erosion and deposition change corresponding to the target gate in the future preset duration. And timely and reliable technical support is provided for hydraulic scheduling and risk management, and safe and efficient operation of the estuary tide gate is achieved.

The invention discloses a water gate structure safety monitoring system and method, belongs to the technical field of computer communication, breaks through isolated parameter monitoring limitation, constructs multi-physics field dynamic coupling analysis capability, carries out deep fusion processing on multi-source data, improves data reliability and defect identification precision in a complex environment, and improves the safety of the water gate structure. And the use effect of real-time quantitative evaluation of the structural state is realized by utilizing the technical means of dynamic model inversion and parameter calibration, that is, a stress-deformation-leakage three-dimensional finite element coupling model is constructed, dynamic calibration of material parameters and real-time inversion of the structural state are realized in combination with long-term monitoring data, the limitation of isolation of traditional monitoring is broken through, and the real-time quantitative evaluation of the structural state is realized. And a more accurate technical support is provided for water gate safety assessment.

The invention discloses a sluice intelligent control data real-time processing method based on edge calculation, and relates to the technical field of sluice control data analysis, and the method comprises the following steps: obtaining the basic feature data of a sluice, obtaining the sluice opening degree flow relation, and collecting the related data of a water body in real time; in the water gate opening or closing process, the gate passing flow under different opening degrees is collected, data preprocessing is carried out, and basic opening degree flow data are obtained; theoretical opening flow analysis is carried out to obtain theoretical opening flow data; gate blockage analysis is carried out based on the basic opening flow data and the theoretical opening flow data, and the gate blockage condition is obtained; the method is used for solving the problems that when an existing water gate control data analysis technology is used for diagnosing and analyzing the water gate blocking condition through the lockage flow, blocking abnormity and opening abnormity cannot be accurately distinguished according to the deviation between the theoretical lockage flow and the actual lockage flow in the gate opening change process, and meanwhile the blocking condition cannot be judged.

The invention relates to the field of hydraulic engineering facilities, in particular to a fishway (1), a sluice and a fishway arrangement method.The fishway comprises a plurality of turn-back sections (11) which are connected in sequence and at least partially arranged on a ramp section of a stilling pool (3) at the downstream of the sluice, and the gradient of each turn-back section is smaller than that of the ramp section of the stilling pool; the bottom end of the fish migration channel is provided with a fishway inlet (13), and the top end of the fish migration channel is provided with a fishway outlet (14) communicated with the lock chamber of the water gate. And the fishes at the downstream are attracted by the water flow which flows out of the fishway and is suitable for migration, so that the fishes enter the fishway and upstream to enter the lock chamber at the upstream of the stilling pool. Due to the fact that the fishway extends into the gate chamber of the water gate in a turning-back mode, the height difference of the stilling pool is relieved in a segmented climbing mode, the water flow speed in the fishway is lower, and therefore the fishway is suitable for fish migration, and fishes can pass through the stilling pool and the water gate through the fishway.

The invention discloses a sluice multi-monitoring-point deformation monitoring model construction method, which comprises the steps of S1, constructing a group of bidirectional analysis frameworks, and forming a two-dimensional panel by fusing time sequence data and sluice cross section data; s2, expanding the two-dimensional panel containing the time dimension and the cross section dimension to a geographic space attribute level to construct a three-dimensional panel; s3, on the basis of three-dimensional panel data representation, performing clustering analysis according to the space-time similarity of the monitoring points, constructing an information criterion to evaluate candidate clustering numbers, performing parameter calibration by adopting a random coefficient model, constructing a Gaussian mixture model in each cluster as a multi-monitoring-point model, then estimating undetermined model parameters through the random coefficient model, and performing multi-monitoring-point monitoring on the multi-monitoring-point model. The method is used for constructing a deformation monitoring model of the sluice gate and carrying out fitting and prediction capability evaluation. According to the method, collaborative modeling can be carried out on data of a plurality of monitoring points, deformation space correlation characteristics between adjacent monitoring points are represented, and the accuracy and effectiveness of sluice deformation prediction are improved.

The invention relates to the technical field of water conservancy monitoring, in particular to a sluice three-dimensional deformation intelligent monitoring method based on multi-station linkage total stations, which comprises the following steps: arranging a control network comprising a working base point and a checking base point in an upstream area of a sluice body, and arranging at least two automatic total stations, arranging a plurality of prism monitoring points on the gate pier to be detected; carrying out multi-measurement-back automatic observation on the prism monitoring points through the automatic total station, and collecting angle and distance observation values in real time; acquiring environmental parameters in real time based on a meteorological sensor, performing dynamic meteorological correction and network adjustment processing on observation data, and generating a three-dimensional coordinate sequence of each monitoring point; and carrying out displacement trend analysis and safety state early warning according to the three-dimensional coordinate sequence. The defects of the traditional means in the aspects of precision, efficiency and environmental adaptability are overcome, and a novel horizontal displacement monitoring technology which is high in precision and reliability and suitable for long-term automatic operation is formed. The method is mainly applied to water conservancy monitoring.

The invention relates to the technical field of hydraulic engineering monitoring and control, in particular to a sluice pump station operation state and water regimen linkage monitoring system. The decision control unit is used for generating long-term prediction information and short-term prediction information based on hydrological observation data and generating control instructions of the opening degree of a water gate and the rotating speed of a water pump. The control instruction execution unit is used for executing the corrected control instruction of the water gate opening degree and the water pump rotating speed; the linkage safety interlocking unit is used for transmitting a standby pump starting instruction to the control instruction execution unit when the first condition and the second condition are met at the same time, sending a blocking signal to the tactical optimization module, and sending a release signal to the tactical optimization module after the standby pump starting instruction is executed. According to the system, low efficiency or safety risk caused by a fixed strategy and execution of wrong operation under the condition that the equipment has a fault or has a fault are avoided, and secondary damage to the equipment and interruption of system operation caused by improper control instructions are effectively prevented.

The invention relates to an intelligent trestle control system for a molten iron combined transportation dam-crossing railway, which comprises a monitoring device and a plurality of subsystems, and is characterized in that each subsystem comprises a water level measuring device for measuring the water level condition in real time; the intelligent electric hydraulic mechanism is used for automatically adjusting the height of the bridge pier according to the real-time water level condition so as to adjust the height of the trestle; the gantry crane control system is used for controlling transportation of containers between a railway train and a cargo ship and comprises the steps that after the cargo ship is parked on one side of a trestle, the containers on the cargo ship are hoisted to the train parked on the trestle, or the containers on the train parked on the trestle are hoisted to the cargo ship parked on one side of the trestle; the rapid gate opening and closing device is used for controlling the gate opening and closing state of the flood control gate groove section based on the real-time water level condition; and the monitoring device is used for being connected with the subsystems through the multi-modal data fusion processor and executing cooperative control.

The invention discloses a hydropower station unit tail water gate groove water surface floating object salvaging device which comprises a rail fixed to a hydraulic structure, a remote control driving device capable of moving in the extending direction of the rail and a salvaging basket hung on a lifting appliance. The remote control driving device is connected with a lifting appliance and can drive the fishing basket to move in the up-down direction and the extending direction of the rail, so that water surface floating objects in the tail water gate groove are fished through the fishing basket. A remote control driving device and a movable fishing basket are adopted, so that the working efficiency of fishing the floating objects on the water surface is improved; and in addition, the fishing device efficiently and cleanly fires water surface floating objects in the tail water gate groove before the tail water gate is ready to fall during unit maintenance, it is guaranteed that the tail water gate of the unit falls in place at a time, the safety risk that personnel dive is avoided, and the maintenance work period is shortened.

The present application relates to the technical field of metallurgical equipment operation control, and particularly relates to a rough copper sluice heat preservation and operation control method based on bonding-melting balance, comprising the following steps: establishing a bonding strength-melting rate-temperature-preservation parameter correlation model, and determining a critical temperature interval when bonding and melting are balanced; according to the balance model and real-time production data, the temperature of the inner wall of the sluice is monitored in real time through a temperature sensor, when the temperature is lower than the critical temperature interval, the electric heat tracing device is started to supplement heat, when the temperature is higher than the critical temperature interval, the opening degree of the heat preservation cover plate is adjusted; before the rough copper is discharged, the heat preservation system is started in advance, and the sluice is preheated to the lower limit of the critical temperature interval; during the discharge process, the rough copper flow rate is controlled; after the discharge is completed, the heat preservation system is kept running. Through the whole-process management and control of preheating, operation process regulation and control and subsequent heat preservation, the dynamic balance of bonding and melting of the rough copper on the inner wall of the sluice is realized.

The box culvert structure for the water gate pump station comprises a box culvert body, the top end of the box culvert body is connected with a top block, the side walls of the two sides of the box culvert body are each connected with a plurality of sets of bottom blocks, the side walls of the box culvert body are provided with a ladder stand mechanism, a protection mechanism is installed on the ladder stand mechanism, and the top block and the bottom blocks are perpendicularly distributed. The pedal is square, a person can conveniently step on the pedal and is not prone to slipping, then the hand can grasp the round rods located on the two sides, the hand can conveniently grab the round rods without hurting the palm, and therefore the effect of climbing use is achieved, dust and sundries are conveniently pushed out from the side hole by means of the side hole flush with the top end of the pedal, and the safety of climbing is improved. Therefore, dust and sundries are prevented from being directly pushed out from the front, and the dust and the sundries are pushed to the body of a climber.

The field irrigation and drainage gate comprises a gate plate installed in a drainage channel, the gate plate ascends and descends through a height adjusting mechanism, limiting blocks are installed on the inner walls of the two sides of the drainage channel, and the gate plate is arranged between the two limiting blocks in an inserted mode. A composite protection plate is detachably installed on the side, close to the water source, of the gate plate, and the bottom and the two sides of the composite protection plate are in sealed connection with the bottom face and the inner walls of the two sides of the drainage channel correspondingly. The detachable composite protection plate is installed on the side, close to the water source, of the flashboard, water in the drainage channel is blocked through sealing of the composite protection plate and the side wall of the drainage channel, the water and the flashboard are blocked through the composite protection plate, the flashboard is prevented from being damaged due to corrosion of substances in the water, the service life of the flashboard is prolonged, direct replacement of the flashboard is avoided, and cost is reduced. And by utilizing the composite protection function of the composite protection plate, the service life of the composite protection plate can be prolonged, so that the maintenance cost is reduced, and the market prospect is wide.

The present disclosure provides a graded underground pumped-storage hydropower system in a coal mine, and construction and methods of use. The system comprises a surface reservoir, wherein multi-stage stepped underground reservoirs are arranged below the surface reservoir, and there is no communication between the multi-stage stepped underground reservoirs. One side of the underground reservoir on each layer is provided with a hydraulic turbine room, and an upward water conveyance passageway and a downward water conveyance passageway are arranged between the hydraulic turbine room and each underground reservoir. Additional water conveyance passageways are arranged between the hydraulic turbine rooms among the layers. During use, the present disclosure can achieve multi-grade power generation and energy storage capabilities by controlling sluice gates, adjusting water flow directions as required.

The invention relates to the technical field of water gate cleaning, and discloses water gate cleaning equipment which comprises a mounting frame, a suspension mechanism and a cleaning mechanism. The cleaning mechanism comprises arc-shaped plates arranged at the two ends of the fixing frame, a receding groove is formed in the side, away from the suspension mechanism, of the arc-shaped plate, a fixing transverse plate is arranged in the middle of the fixing frame, a sweeping shaft is rotationally connected to the fixing transverse plate, a sweeping disc is arranged at the end of the sweeping shaft, and bristles are arranged on the side, close to the water gate, of the sweeping disc. A fixing plate is arranged on the side, away from the suspension mechanism, of the fixing frame and rotationally connected with a second driving shaft, the second driving shaft is provided with a rotating disc flush with the receding groove, a sliding sleeve is arranged on the outer side of the rotating disc and slidably connected with a sliding rod, a beating block is arranged on the side, away from the rotating disc, of the sliding rod, and the sliding rod penetrates through the receding groove. The rotating striking block is arranged to remove crustacean organisms attached to the surface of the water gate.

The present invention relates to the field of artificial intelligence and data processing technology, and specifically to a method for identifying the health status of a sluice structure on a rock foundation. The method comprises the following steps: strain sensors are deployed at key locations on the surface of the sluice to collect strain data to form a training set, and the health status is annotated; the strain data in the training set is normalized using a fractional normalization strategy within a sliding time window; a health status identification model for the sluice structure on a rock foundation is constructed, and the normalized strain data is input into the model to identify the health status of the sluice structure on the rock foundation; the model is trained until preset conditions are met, at which point the training is terminated to obtain a trained model; and the newly collected strain data is input into the trained model to identify the health status of the sluice structure on the rock foundation. By capturing and analyzing weak change signals of the sluice structure, the present invention can promptly identify safety hazards existing in the sluice structure, thereby ensuring safe and stable operation of the sluice.

The utility model provides a sluice bulkhead gate locking device which comprises a locking seat and a locking bolt, the locking seat comprises a locking frame, a locking shaft and a locking claw, the locking shaft is arranged on the locking frame, a shaft hole is formed in the locking claw, and the locking claw is rotationally connected to the locking shaft through the shaft hole; the locking bolt comprises a bolt seat, a connecting rotating rod and a locking rocker, the bolt seat and the locking frame are relatively fixed, a connecting hole is formed in the bolt seat, the connecting hole and the locking shaft are arranged in parallel, the connecting rotating rod is connected into the connecting hole, the first end of the locking rocker is fixedly connected to the connecting rotating rod, and the second end of the locking rocker is bent towards the side close to the locking claw; a locking hole is formed in the locking claw, and when the bent end of the locking rocker is inserted into the locking hole, the locking claw is locked; and when the bent end of the locking rocker is moved out of the locking hole, the locking claw is unlocked. By optimizing the locking structure, unlocking and locking operation can be easily completed only by a single person in the locking and unlocking process, and use is convenient.

The invention relates to the technical field of coastal zone ecological restoration, and discloses a tidal creek pattern construction method and a dredged soil ecological utilization method.The tidal creek pattern construction method comprises the following steps that a tidal creek restoration area is selected, and a spacing dam is constructed on the periphery of the restoration area; a drainage water gate is arranged on the water-facing boundary of the spacing dam, the restoration area is filled with dredged soil in a fixed-point hydraulic reclamation mode, and a plurality of mud outlets are formed; a drainage channel is formed in the restoration area through natural drainage or artificial guide drainage; after the dredged soil is solidified, the drainage sluice is dismantled; and lowering or removing a sea-facing boundary structure of the spacing dam to promote formation of a natural tidal creek system. The invention provides an artificial guidance and natural molding coupled tidal creek pattern construction method, and solves the technical contradiction of'manual intervention and natural process collaboration 'in tidal flat habitat restoration.

The invention discloses a sluice channel system for danger elimination of a barrier lake and a working method of the sluice channel system, and relates to the field of emergency disposal of barrier lakes. The sluice channel system comprises a sluice channel structure, an anti-scour layer and a monitoring system, the anti-scour layer comprises a plurality of air bag cushion units, and the air bag cushion units are laid on the sluice channel structure; the monitoring system comprises a flow velocity sensor and a control unit. By integrating the sluice groove structure, the anti-scouring layer and the monitoring system, dynamic regulation and control of the sluice groove scouring process can be achieved. When the flow velocity sensor detects that the water flow reaches a preset scouring critical value, the control unit starts the air bag cushion unit to sink to form a continuous anti-scouring covering layer so as to inhibit impact erosion of the water flow to the tank bottom, the anti-scouring covering layer is utilized to reduce damage of high-speed water flow phenomena such as cavitation erosion and pulsating pressure to the tank body, and the stability of the tank bottom is improved.

The invention discloses a multi-joint cutter suction device for environment-friendly dredging of river sediment, which relates to the technical field of environmental protection, and comprises a suction acquisition assembly for forming a suction flow field through a suction head and introducing sludge slurry into a suction pipeline; the long-distance sludge discharging and conveying assembly is used for continuously conveying sludge slurry to a rear-end treatment end along a sludge discharging main pipeline after the sludge slurry is pressurized by a slurry pump, and the sludge discharging main pipeline comprises an anti-arch high-point section; the anti-arch accumulated gas isolating and pumping and discharging assembly is used for guiding the accumulated gas into the buffer space and pumping and discharging the buffer space to eliminate the accumulated gas of the anti-arch when the accumulated gas occurs at the high-point section of the anti-arch; according to the invention, an air plug isolation buffer branch, a liquid phase one-way back-filling branch and a pump outlet shunt-driven jet air exhaust branch are constructed between a suction side and a main conveying link, and a state machine method based on pressure-flow characteristics is matched, so that isolation buffer and self-energy air exhaust self-healing of an air plug are realized.

The utility model discloses a convenient-to-adjust auxiliary device for accurately controlling the water level of a check gate, and relates to the technical field of measuring devices. The device comprises a vertical rod and a measuring device. The measuring device comprises an outer cylinder, and the outer wall of the outer cylinder presents an arc-shaped surface which points to the central position from the upper side and the lower side and sinks inwards; a sliding shaft is coaxially arranged in an inner cavity of the outer cylinder, scale marks are arranged on the circumferential side face of the sliding shaft, a floating ring is slidably arranged on the circumferential side face of the sliding shaft in the axial direction, and a plurality of floating balls are evenly arranged on the circumferential side face of the outer cylinder close to the middle. From the microscopic perspective, water is subdivided into countless small parts, the water level of each small part changes slightly, one of the parts in the inner cavity of the outer barrel is selected, the water level in the inner cavity of the outer barrel can be regarded as being not influenced by fluctuating waves, and large water level change cannot occur; therefore, when the wave fluctuates, the water level can still be measured relatively stably.

The present application relates to the technical field of water conservancy, in particular to a water conservancy facility sluice intelligent control method, the method comprises the following steps: step 1: the water body sparse spectrum data of target water area is collected; the water body sparse spectrum data is pretreated, and noise and spectrum distortion are eliminated; step 2: the spatial distribution image of target water area is obtained by multispectral imaging technology, and image decomposition is carried out, and the image gradient is obtained; the Fourier transform result is obtained by Fourier transform to key features; according to the image gradient and the Fourier transform result, the water level feature of target water area is extracted; step 3: a water level conversion model is established according to the water level feature of target water area extracted; water level prediction is carried out using the water level conversion model, and the water level prediction result is obtained; step 4: according to the water level prediction result, the operation of the water conservancy facility sluice is controlled. The water level measurement with wider range and more accurate precision is provided, the sluice control is carried out based on this, and the control accuracy is improved.

The utility model discloses a slag sluice wear-resistant material preheating and pouring integrated device, and relates to the technical field of wear-resistant material pouring devices. The device comprises a movable seat, a storage tank and a pouring pipe, the stirring device comprises a pouring pipe, a linkage mechanism, a stirring rod, stirring blades, a ball valve and a first rotating column, and the first rotating column is rotationally connected with the inner wall of the pouring pipe through a bearing. According to the utility model, the linkage mechanism is arranged; through the arrangement of a single power source, when the output end of the driving motor rotates clockwise, a plurality of stirring blades can be driven to rotate through mechanical transmission so as to uniformly stir materials in the storage tank, and when the output end of the driving motor rotates anticlockwise, a ball valve can be driven to rotate through mechanical transmission so as to uniformly stir the materials in the storage tank. Compared with the traditional mode that multiple sets of power sources are arranged to achieve the purposes of stirring and discharging, the device has the advantages that the use cost is reduced, and the workload during device overhauling is reduced.

The utility model belongs to the technical field of sluice cleaning, specifically is a sluice cleaning device, including support frame, the support frame outside fixedly connected with first motor, first motor output fixedly connected with moving screw rod, this step through setting moving screw rod, moving block, second motor, turning plate and brush, set up the device near the sluice, through first motor drive moving screw rod rotation, through moving screw rod drive moving block up and down movement, through moving block drive brush up and down movement, make one side brush first to sluice carry out scrubbing, after one side brush stains impurity, through second motor drive turning plate rotation, through turning plate drive the other side clean brush rotation to contact with sluice, thereby through clean brush to sluice carry out again cleaning, make one side brush when relatively dirty can replace brush in time, and then need not in the middle of cleaning to take out the brush and clean, improved the stability of device use.

This invention discloses a mineral processing method that combines flash flotation and spiral sluice to improve copper recovery, comprising the following steps: A. Strong stirring and slurry conditioning; B. Hydrocyclone classification; C. Flotation roughing; D. Flotation scavenging I; E. Flotation scavenging II; F. Flotation scavenging III; G. Flotation column cleaning I; H. Flotation column cleaning II. For copper rough concentrate, this invention employs a "flash flotation-spiral sluice scavenging" process to separate fine copper particles, ensuring the recovery rate of the copper concentrate. Simultaneously, the flotation column cleaning ensures the grade of the copper concentrate, thereby improving the copper recovery rate and solving the problem of inefficient copper recovery in conventional flotation processes. This method combines flash flotation and spiral sluice, achieving efficient copper resource recovery. It is a green, environmentally friendly, and energy-efficient mineral processing method suitable for widespread application.

The present invention belongs to the technical field of sluices, and discloses a sluice for drawing water from farmland, including a concrete slab. The present invention cooperates with structures such as a foundation and a concrete slab, and according to the water pressure difference, the water on the side of the foundation always flows and pushes the water into the first water trough. The water inside the gate trough will always spray upward and be carried away by the water flowing above the foundation. The water pressure on the gate trough will prevent garbage from entering. The notch on the sealing block is connected to the second water trough. Water needs to overcome gravity to enter the gate trough upward and will also lose potential energy when it hits the bend of the first water trough. It will flow directly away through the second water trough. The suction force at the end of the first water trough increases and extracts a portion of silt, reducing the possibility of the end of the first water trough being blocked. The above-mentioned working process can effectively reduce the possibility of garbage existing in the gate trough, reduce the situation of water leakage after the subsequent gate is closed, and provide safety protection for the growth of crops.

The utility model discloses a reservoir sluice convenient to use for hydraulic engineering, which belongs to the technical field of hydraulic engineering and comprises a frame, a sluice body is mounted in the frame, and a support frame is fixedly connected to the front of the sluice body. In the water retaining process of the gate body, if the gate body floats or a large amount of garbage is deposited on the gate body, the driving motor can be started for cleaning, the driving motor drives the gear to rotate so as to drive the rotating shaft and the other gear to rotate synchronously, and at the moment, the two gears drive the two belts to rotate synchronously respectively. Then, a belt drags a lifting plate to move longitudinally, the lifting plate lifts garbage at the bottom to a certain height through lifting action, when the lifting plate moves to a designated position, the lifting plate turns over, the turned garbage is poured into a collecting box, and the whole process is conducted in the same way and continues; therefore, garbage around the gate body can be effectively cleaned and collected.

This invention discloses a collaborative adaptive scheduling method for pumping stations and sluice gates based on multi-source data, belonging to the field of smart water conservancy automation control technology. The method includes the following steps: pre-extraction of situational feature parameters, including real-time collection of meteorological and rainfall forecast data, upstream water level, downstream water level, inflow into the reservoir and river, equipment operating status data, and downstream water demand commands; and construction of a comprehensive evaluation function S. This invention significantly improves the predictability and timeliness of flood control scheduling, effectively avoiding flood risks caused by sudden hydrological events. Furthermore, by setting a smoothness penalty term and a stability constraint on the actuator in the objective function, it achieves gradual adjustment of gates and pumping stations, completely solving problems such as water hammer effect and river scouring damage caused by excessively rapid actions in traditional control, ensuring the stability of water flow and the service life of water conservancy facilities.

The utility model relates to the technical field of sluice pump stations, and discloses a sluice pump station foundation reinforcing structure which comprises a machine body, a sluice frame is fixedly connected to the upper end of the machine body, a first motor is arranged at the rear end of the machine body, a worm is fixedly connected to the output end of the first motor, and first rotating shafts are rotationally connected to the front end and the rear end of the machine body. A worm gear is fixedly connected to the middle of the first rotating shaft, the worm is connected with the worm gear in a meshed mode, first bevel gears are fixedly connected to the left end and the right end of the first rotating shaft, threaded rods are rotationally connected to the four corners of the interior of the machine body, and second bevel gears are fixedly connected to the bottoms of the threaded rods. According to the utility model, through the rotation of the output end of the motor I, more efficient grasping force and fixation on the ground are realized, and the problems that the difference between the borne extra load and an expected target is large, and the load transmitted by the upper water gate pump station structure cannot be effectively and fully dispersed to the deep part of a foundation are solved.

The application discloses a kind of tidal river network sluice operation data model processing method, system and terminal, it is related to sluice operation analysis technical field, and its technical scheme main points are: initial outer river tidal level is carried out noise reduction pretreatment, and sliding average is carried out;Select the smooth result of the highest matching degree of rising and falling tide trend, and carry out abnormal fluctuation elimination processing;The rising and falling tide trend in standard smooth result is analyzed;Rising and falling tide trend result and water level difference threshold are loaded in Infoworks RTC module;Different water level difference threshold is tried, and the optimal water level difference threshold of sluice opening and closing is determined, to obtain final Infoworks RTC module.The application is carried out to the smooth processing of outer river tidal level data, and the outer river tidal drop process is judged, according to the inner and outer river tidal difference to control the opening and closing of sluice, reach water quality model operation working condition and actual engineering working condition consistent, provide strong support for later water power water quality model rating.

The utility model relates to an anti-bird device for electrical equipment in a water gate machine room, and belongs to the field of anti-bird devices, the anti-bird device comprises an anti-bird net, the anti-bird net is arranged at a penetrating opening through which a steel wire rope penetrates, the anti-bird net comprises a plurality of side net pieces and a lower net piece, the side net pieces are connected end to end to form a quadrangle, and the penetrating opening is located in the quadrangle defined by the side net pieces; the lower net piece is vertically connected to the bottom of the side net piece and provided with the penetrating space for the steel wire rope to penetrate through, birds can be effectively prevented from entering the hoist room by arranging the anti-bird net at the penetrating opening for the steel wire rope to penetrate through, then the birds are prevented from nesting on electrical equipment, and safety and sanitation of the electrical equipment are guaranteed.