1373results about "Water cleaning" patented technology

The invention relates to an intelligent regulation and control system for multi-phase conversion of water quality of a gate-controlled river reach, in particular to the field of water treatment, and realizes accurate dynamic perception of the multi-phase conversion process of the water quality of the gate-controlled river reach by constructing a high-fidelity digital twinborn body and fusing a real-time data assimilation technology; by means of a time-space diagram neural network agent model based on an attention mechanism, the system can predict a complex time-space pattern of pollutant concentration field and phase evolution under different regulation and control strategies in an ultra-fast manner; on the basis, a multi-agent reinforcement learning algorithm is adopted to automatically generate a globally optimal gate group coordinated regulation scheme, and multiple targets of water quality improvement, ecological protection, engineering operation and the like are effectively coordinated; and finally, a theoretical strategy is reliably converted into a physical action through rolling optimization and a closed-loop execution mechanism, and adaptive adjustment can be performed according to environmental feedback, so that the emergency response speed of sudden water pollution events, the scientificity of regulation and control decision and the intelligent level of water quality management of the whole river network are comprehensively improved.

The invention relates to the technical field of ocean engineering equipment, in particular to a marine organism cleaning floating ship used at a cold source water intake of a nuclear power station, which comprises a buoyancy platform, four hydraulic winches are mounted and connected on the buoyancy platform and are distributed at the left upper corner, the right upper corner, the left lower corner and the right lower corner of the buoyancy platform; the buoyancy platform is provided with a cleaning suction device used for cleaning marine organisms on the intercepting net, the buoyancy platform is further connected with a discharging pipeline with a downward outlet, the cleaning suction device is provided with a suction pipe, and the flow of the suction pipe can be changed. The cleaning suction device is further provided with a cleaning brush capable of washing marine organisms on the intercepting net, and the cleaning effect is better optimized.

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 invention provides a leading pretreatment device for pumping and cleaning clustered marine organisms and floaters, the leading pretreatment device comprises a buoyancy platform, a butt joint structure, a controller and a dispersion assembly, a treatment cabin is arranged in the middle of the buoyancy platform, and the dispersion assembly is composed of a turbulent flow triggering assembly and a liquid spraying assembly; impurities are collected in a suction mode, the device is provided with self-buoyancy and a modular structure and can be rapidly in butt joint with a tail bag of an interception net, the optimal suction posture is achieved, and the core innovation of the device is that a dispersing assembly and a cutting device are sequentially arranged in the suction direction, material distribution is achieved through a rotating cylinder and a conical column, and high-frequency vibration and a reverse micro-impact mechanism are combined; the block mass structure is effectively damaged; by adopting the unique design of the fixed impeller and the rotary volute, an annular liquid curtain is formed when the barrel rotates, so that the winding property and the overall strength of disaster-causing objects can be reduced, the disaster-causing objects are more easily scattered and cut by subsequent components, the subsequent mechanical load is reduced, the problem of blockage of a flow channel is solved, and the energy consumption and the abrasion of equipment are reduced.

The invention discloses an anti-fouling curtain structure for water dredging engineering, and belongs to the technical field of environment protection of dredging engineering, the anti-fouling curtain structure for water dredging engineering comprises a floating body, an anti-fouling curtain and a vertical body, the floating body is arranged at the top end of the anti-fouling curtain, the vertical body is arranged at the bottom end of the anti-fouling curtain, and the anti-fouling curtain is geotechnical cloth; the geotechnical cloth is prepared from the following components in parts by weight: 100 to 150 parts of polyester, 20 to 50 parts of copolyester and 5 to 30 parts of inorganic filler, the copolyester is a copolymer of terephthalic acid, 5-sulfoisophthalic acid sodium salt, ethylene glycol and dihydroxyl-terminated polyvinyl imidazole, and the geotechnical cloth is further prepared by a post-treatment step. According to the invention, the copolyester composed of terephthalic acid, sodium 5-sulfoisophthalic acid, ethylene glycol and dihydroxyl-terminated polyvinyl imidazole and the inorganic filler are added into the polyester fiber, and the polyester fiber is modified through a post-treatment step, so that the alkali resistance and the antifouling property of the antifouling curtain are improved.

The invention discloses an intelligent trash-cleaning machine based on AI visual identification, and belongs to the field of visual identification, the intelligent trash-cleaning machine comprises an AI visual identification module, an intelligent control system and a rotary trash-cleaning execution mechanism, the AI visual identification module is in communication connection with the intelligent control system, and the intelligent control system is electrically connected with the rotary trash-cleaning execution mechanism; through cooperative work of the AI visual recognition module and the intelligent control system, precise recognition and efficient cleaning of dirt in water are achieved, and compared with a traditional dirt cleaning mode, the system has remarkable advantages. The method is excellent in recognition capability, sewage disposal efficiency, response speed, adaptability and the like, and can be widely applied to pretreatment scenes of pump station water inlets, urban river channels, reservoir spillways, sewage treatment plants and the like. Popularization and application of the trash remover can bring good economic, social and environmental benefits, powerful technical support is provided for water area treatment, and the trash remover has wide market prospects and development potential.

The invention relates to channel slope algae removal equipment and an algae removal method thereof. The channel slope algae removal equipment comprises an algae removal secondary vehicle, a suction primary vehicle and a suction hose, one end of the suction hose is connected with the algae removal secondary vehicle, and the other end is connected with the suction primary vehicle; the algae removal sub-vehicle comprises a crawler frame with power and an algae removal box body mounted on the crawler frame; the center of the top of the algae removal box body is communicated with the suction hose; a water pump is arranged at the front water inlet end of the crawler frame; the output end of the water pump is connected with jet water pipes; the spraying water pipe is arranged towards the water leaving end of the front side of the crawler frame; water level sensors are arranged at the head and tail ends of the side surface of the water inlet end of the crawler frame. The walking route of the crawler frame is automatically corrected through the two water level sensors; the water pump can wash the crawler frame at the water leaving end, damage to a transmission structure caused by algae can be avoided, and the lubricating effect is achieved. According to the algae removal method, the algae removal trolley can be guided to run along the waterline, and the algae removal effect is stable.

The invention relates to the field of water intake of water conservancy projects, and discloses a hydraulic automatic desilting bottom barrier water intake which comprises a desilting module, a water inlet module and an anti-scour module. The sand discharging module comprises a primary sand flushing part and a secondary sand flushing part. The primary sand flushing part comprises a sand guide ridge, a sand flushing weir, a sand flushing flow channel, a side wall and a partition wall. The secondary sand flushing part comprises a sand blocking ridge, a stone blocking grid, a sand discharging gate, a sand discharging gallery, a sand flushing gate and a sand flushing gallery. The sand guide ridge assembly is composed of a plurality of sand guide ridges, the arrangement mode of the sand guide ridge assembly is that the upstream opening size is small, the downstream opening size is large, and the sand guide ridge assembly is arranged on the upstream of the water taking opening. A gravel flow channel is formed between the sand guiding ridge assemblies and is wide in the upstream and narrow in the downstream. A communicating channel is arranged between the lowest points of the gravel flow channels. Sand can be intercepted on the upstream, sand is automatically flushed through hydraulic power and discharged to the downstream, and the situation that a large amount of sand enters the downstream along with water flow to deposit and block the grating is avoided.

The present invention relates to the technical field of thermal power plant wastewater treatment, and in particular to a trash interception apparatus for thermal power plant wastewater treatment. The apparatus comprises a water drainage channel, a barrier mechanism arranged on the water drainage channel, and a sediment collection and holding mechanism arranged on the water drainage channel and on one side of the barrier mechanism. The barrier mechanism comprises a slant trough arranged on the water drainage channel, a built-in rod arranged on the slant trough, a bottom net and a top net that are arranged on the built-in rod, a floating plate arranged on the top net, and an interception assembly arranged at the tail end of the floating plate. The arrangement of the barrier mechanism can effectively cope with water flows at different height in the water drainage channel. The arrangement of the slant trough can effectively cope with water surfaces at different height and can effectively filter out floating matters in the water drainage channel. As the flow rate in the water drainage channel increases, the height of water surface is relatively increased and the position of the built-in rod in the slant trough rises relatively, and vice versa, so that continuous collection of floating debris on the water surface is enabled.

The utility model relates to a multifunctional movable cleaning platform for an interception net, which belongs to the technical field of interception net cleaning and comprises a ship body, a net bag cleaning system is arranged on the ship body and used for cleaning a net bag, a flat net cleaning system and four hydraulic winches are arranged on the ship body, and the net bag cleaning system is used for cleaning the net bag. The four hydraulic winches are distributed at the four corners of the ship body in a matrix mode, and mooring ropes on the hydraulic winches are connected with the anchoring points in a one-to-one correspondence mode. The flat net cleaning system comprises a mechanical arm and a submersible pump, the submersible pump is arranged at the tail end of the mechanical arm, and the discharging end of the submersible pump is connected with the net bag cleaning system through a pipeline. The front, back, left and right movement of the suction platform can be realized by synchronously controlling the four hydraulic winches to take up and pay off the mooring rope, the movement precision and flexibility of the ship body are improved, and the cleaning of the flat net is also realized through the flat net cleaning system.

The invention provides a water area floating object cleaning and water quality purifying device which is characterized by comprising a garbage collecting module used for recognizing and collecting floating objects on the water surface; the water body filtering module is used for adsorbing water body pollutants and purifying water; the power module drives the water area floating object cleaning and water quality purifying device to move and navigate; the device energy module is used for supplying power to each module; the intelligent control system cooperatively controls the garbage collection module, the water body filtering module, the power module and the device energy module; wherein the intelligent control system locates floating objects through a visual identification technology, is linked with the power module to realize accurate garbage collection, and meanwhile, dynamically regulates and controls the water body filtering module according to water quality monitoring data. Seamless integration and efficient cooperation of water area floating object cleaning and water quality purification can be achieved.

The utility model provides a pond backflow cleaning and floating device, and belongs to the technical field of treatment of suspended impurities in wastewater. Comprising a mounting frame, a box body, a collecting basket, a sewage pump, a medicament tank and a monitor, an adjusting bolt is arranged at the top of the mounting frame, and the box body is movably mounted on the mounting frame through the adjusting bolt; a water inlet allowing water to flow in is formed in one side of the box body, the collecting basket is installed in the box body, and filtering holes are formed in the collecting basket; the sewage pump is positioned in the box body and is opposite to the water inlet so as to guide water flow into the box body and the collecting basket; the medicament tank is positioned in the box body and is used for performing medicament adding treatment on the water flow entering the box body and the collecting basket; a monitor is arranged on the mounting frame and transmits the detected water flow condition to a remote control unit in a signal form, and the remote control unit controls the operation states of the sewage pump and the medicament tank according to the detected water flow condition.

The application relates to the technical field of trash racks, and particularly discloses a water conservancy trash rack device, which comprises a channel, a trash rack fixed in the channel and a collecting mechanism arranged on one side of the trash rack, two oppositely arranged mounting plates are fixed at the top of the channel, traction assemblies are arranged on the two mounting plates, slide assembly components are arranged on the inner walls of the two mounting plates, a cleaning mechanism and a filtering mechanism connected with the cleaning mechanism are arranged in the channel; when the accumulated sundries need to be cleaned, the cleaning mechanism is pulled upwards along the slide assembly component through the traction assembly, the sundries are cleaned out of the water surface, in the process, the filtering mechanism can intercept the sundries flowing below the cleaning mechanism to prevent the sundries from being accumulated at the trash rack, and the filtering mechanism can assist the cleaning mechanism to pour the sundries into the collecting mechanism.

The utility model relates to the field of water body garbage cleaning, concretely to a kind of spraying and killing device for cleaning boat, and killing device is arranged on the ship body, the rear cabin device is arranged on the top of the ship body, and the front cabin device is arranged in front end;The killing device includes spraying component and injection component, the spraying component is arranged at rear cabin device and front cabin device, and the injection component is arranged in the front end of ship body.Killing is carried out in front cabin device and rear cabin device by spraying component, and pathogen can be inactivated quickly when garbage is collected, prevent operating personnel from contacting infection, and avoid pollution water area to cause disease transmission;Killing is carried out when temporarily storing in rear cabin, can delay the corruption process, control the smell diffusion, reduce the influence to surrounding environment and air quality;Killing is carried out by injection component when garbage is unloaded and transported, can avoid the risk of breeding of disease vector in disposal environment, avoid that garbage temporary storage point becomes pollution source, and provide sanitary basis for garbage resource utilization simultaneously.

The utility model belongs to the technical field of oil containment booms, and particularly relates to a solid floater type rubber oil containment boom which comprises an outer floating body, a solid floater is arranged in the outer floating body, connecting assemblies are arranged at the two ends of the outer floating body, each connecting assembly comprises a first connecting block connected with the edge of the outer floating body, the outer floating body is embedded in one side of the first connecting block, and the first connecting block is connected with the outer floating body. According to the oil containment boom, the adjacent oil containment booms are connected through the first connecting blocks and the second connecting blocks, connection is convenient, only the inserting blocks need to be inserted into the inserting grooves, the oil containment booms can be connected through the limiting blocks, the oil containment booms can be connected through the limiting blocks, the oil containment booms can be connected through the limiting blocks, and the oil containment booms can be connected through the limiting blocks. The limiting blocks are inserted into the ends of the inserting grooves to prevent the inserting blocks from falling off from the inserting grooves, the oil containment boom floats on the water surface by arranging the inner floating bodies, the solid floaters are made of foam materials, meanwhile, the inflation amount in the outer floating bodies can be controlled, and therefore the sinking depth of the oil containment boom is controlled according to needs.

The utility model relates to the technical field of irrigation and water conservancy engineering, in particular to an irrigation and water conservancy diversion device which comprises a gate seat fixedly installed between the inner walls of the two sides of a canal, the gate seat is of a hollow structure, a filter plate is embedded in one side wall of the gate seat, and a collecting box is arranged on the side, away from the gate seat, of the filter plate in a sliding fit mode. Driving assemblies for driving the collecting box to ascend and descend are arranged on the inner walls of the two sides of the canal, at least two water outlets are formed in the other side wall of the gate base in a penetrating mode, and gate plates are arranged in the positions, corresponding to the water outlets, in the gate base in a sliding mode. The top of the gate seat is provided with a lifting assembly for driving each gate plate to ascend and descend to control the corresponding water outlet to be opened and closed. The filter plate cleaning device is reasonable in structural design, convenient to operate and capable of automatically cleaning the filter plate without dismounting the filter plate.

The rotary trash remover with the tooth rake bending detection function comprises a rotary trash remover body and a bending detection assembly installed at the top end of the rotary trash remover body, the bending detection assembly comprises a core shaft fixedly installed on a shell, and a plurality of baffles are arranged on the core shaft in a rotatable mode. Gaps are reserved between the adjacent baffles and correspond to the multiple rake teeth in a one-to-one mode, in the operation process of the rotary trash remover, the rake teeth penetrate through the gaps, and the bent rake teeth can touch the corresponding baffles and enable the baffles to rotate. The bending detection device is arranged, the problem of using scenes of the trash remover is considered, electronic equipment is abandoned, a mechanical structure is used, detection effectiveness is guaranteed, interference is avoided, whether tooth rake bending occurs or not can be seen very obviously, meanwhile, the specific bent rake tooth position can be located, use is very convenient, and the improvement cost is very low.

The invention discloses an automatic collection device for marine floating garbage, and belongs to the field of marine environmental protection equipment. The device comprises a supporting frame, a conveying belt mechanism, a power transmission mechanism, a tension adjusting mechanism and a material receiving assembly. The supporting frame is of a detachable modular structure and is fixed stably. The conveyor belt mechanism adopts a hollow net-shaped flat belt, so that the draining function is realized; the power transmission mechanism captures wave energy through a floating block, and one-way rotation of a driving roller is achieved through a gear transmission system and an overrun clutch. The tensioning adjusting mechanism can flexibly adjust the tensioning degree of the conveying belt; and the receiving assembly realizes garbage collection and conveyor belt cleaning. The device does not need extra energy, is efficient and stable in transmission, convenient to install and maintain, high in collection efficiency, low in cost and suitable for various sea area environments such as coast and gulf, can effectively solve the problem of collection of marine litter, and has a good application prospect.

The utility model relates to the technical field of channel desilting, in particular to an automatic desilting device for a channel water diversion opening. The device comprises a steel frame, the steel frame is transversely arranged on a channel, a first conveying pipe is fixedly installed in the steel frame, a second conveying pipe is fixedly connected to the middle of the first conveying pipe, the second conveying pipe communicates with the interior of the first conveying pipe, the second conveying pipe is located at the bottom of the steel frame, and a desilting assembly is arranged at the position, close to the bottom end, of the outer side of the second conveying pipe; the dredging assembly comprises a rotating assembly and a driving assembly. When water in a channel impacts a plurality of driving plates or floaters impact the driving plates, the driving assembly drives the rotating assembly to rotate, the driving assembly enables the surrounding floaters to move in the water flow direction, and the problem that a large number of floaters are accumulated near the second conveying pipe, so that the floaters cannot be separated from the second conveying pipe is solved. And the second conveying pipe can smoothly guide water, so that the water taking efficiency can be improved.

The utility model relates to the technical field of water conservancy projects, and discloses a water conservancy project sewage disposal fence which comprises a fixing frame, sliding strips are arranged on the two sides of the surface of the fixing frame, a filtering plate is arranged on the surface of the sliding strip on one side in a sliding mode, and a baffle is arranged on the surface of the sliding strip on the other side in a sliding mode. A driving mechanism is arranged on the upper surface of the fixing frame, a cleaning mechanism is arranged on the surface of the filter plate, and when a driving roller is driven by a motor to rotate clockwise during use, a rope fixed to one end of the filter plate is shrunk, the filter plate is pulled to move upwards, and a baffle fixed to the other end of the rope is put down at the same time; and when the baffle plate descends to a proper position, flowing water can be blocked, so that the ascending and descending of the filter plate and the baffle plate can be realized through the power of a single motor in the use process, the use cost of the equipment is reduced, and the use effect of the equipment is improved.

The utility model relates to a water surface garbage cleaner, and belongs to the technical field of water surface cleaning. The water surface garbage cleaner comprises a main body, a cleaning assembly and two floating assemblies, the cleaning assembly is located in the main body, and the two floating assemblies are located on the two sides of the main body; the floating assembly comprises a floating and sinking cylinder and an adjusting piston, the floating and sinking cylinder is provided with a floating and sinking cavity with an opening in one end, and the adjusting piston is arranged in the floating and sinking cylinder in a sliding mode and divides the floating and sinking cavity into a volume-variable airtight cavity and an auxiliary cavity. According to the water surface garbage cleaner, the two floating assemblies are arranged on the two sides of the main body, side turning of the water surface garbage cleaner can be effectively prevented, the volume of the airtight cavity of each floating assembly can be adjusted, accordingly, the buoyancy is changed, the draft of the water surface garbage cleaner can be adjusted, and the water surface garbage cleaner is convenient to clean. It can be ensured that the water surface garbage cleaner can effectively clean water surface garbage, and the stability of the water surface garbage cleaner is high.

The barrier gate comprises a driving motor fixedly connected to one side of the top of a riverway, an output shaft of the driving motor is fixedly connected with a first rotating rod, a mounting seat is mounted in the riverway through a first supporting seat and a second supporting seat, then the driving motor is started, and the first rotating rod is fixedly connected with a second rotating rod. A driving motor drives a first rotating rod to rotate through a first supporting seat, the first rotating rod drives first gears on the two sides to rotate, the first gears drive a second gear at the bottom to rotate through a chain, the second gear drives a second rotating rod to rotate through a second supporting seat, meanwhile, the chain drives a fixing rod to move, and the fixing rod drives a connecting rod to move. The connecting rod drives the collecting rod to move, sundries intercepted at the trash rack can be cleaned and fished through the collecting rod, the collecting rod can be turned over through the chain, and the cleaned and fished sundries are conveyed out of the river channel through the collecting rod to be collected and cleaned, so that the purposes of cleaning the sundries in the river channel, preventing the river channel from being blocked and keeping water flow smooth can be achieved.

The invention discloses visual control water surface floating object cleaning equipment. The visual control water surface floating object cleaning equipment comprises a frame body and an object fishing mechanism arranged on the frame body; the floating object fishing device is characterized by further comprising a driving assembly used for driving the object fishing mechanism to fish and transfer floating objects in a preset water area; the collecting mechanism is used for collecting the floating objects fished and transferred by the object fishing mechanism; the visual management and control mechanism comprises a visual identification module in electric connection or communication connection with the driving assembly, and the visual identification module is used for identifying the number and / or flow velocity of floating objects in a preset water area and is used in cooperation with the driving assembly; the driving assembly and the collecting mechanism are used for adaptively adjusting the fishing frequency and / or the fishing speed of the fishing mechanism according to the number and / or the flow speed of the floating objects in the preset water area, so that the whole system can dynamically respond to the change condition of the floating objects in the water area; and finally, the overall technical effects of improving the precision and efficiency of cleaning operation and improving the energy utilization rate are achieved.

The present application belongs to the technical field of water body treatment equipment, and particularly relates to a water environment treatment equipment, the bottom of the body is provided with a back-shaped extrusion body, the bottom center of the body is fixedly connected with a gear column, and the gear column is provided with gear teeth; the bottom of the box body is provided with a receiving part, the receiving part is communicated with the box body, the receiving part is fixedly connected with the back-shaped frame plate through a second supporting rod, a flow channel with a thickness equal to that of the back-shaped extrusion body is arranged between the back-shaped frame plate and the box body, the bottom of the box body is rotatably connected with four sealing plates around the periphery, the bottom of each sealing plate is fixedly connected with a spring, the other end of each spring is fixedly connected with the bottom of the box body, under the elastic force of the springs, the four sealing plates can block the flow channel between the box body and the back-shaped frame plate, a gear box is arranged in the box body, the gear column passes through the box body and is engaged with a rotating wheel through the gear box, and the bottom end of the gear column can be accommodated in the receiving part; the net frame is detachably connected with the back-shaped frame plate. The present application can solve the problems of low efficiency and insecurity of manual salvage of duckweed.

The multipurpose unmanned aerial vehicle comprises a transmission unmanned aerial vehicle body, floating blocks are fixedly connected to the two sides of the bottom of the transmission unmanned aerial vehicle body, a storage battery is fixedly installed on one side of each floating block, a pesticide storage box is fixedly installed on the surface of a supporting plate, and a booster pump is fixedly installed on the top of the pesticide storage box. A connecting pipe is rotatably installed at a water outlet of the booster pump, a spraying head is rotatably installed at the top of the transmission unmanned aerial vehicle, a cleaning unmanned aerial vehicle is fixedly connected to the tail end of the traction power line, a first transmission motor is fixedly installed at the bottom of the positioning rod, and a cutting blade is fixedly connected to a transmission shaft of the first transmission motor. The cleaning unmanned aerial vehicle has the advantages that algicide in the pesticide storage box is automatically sprayed to the water surface through the booster pump in the transmission unmanned aerial vehicle, pesticide cleaning of algae on the water surface is achieved, the cleaning unmanned aerial vehicle moves in the water, the algae in the water body are cut and cleaned through the cutting blades, manpower is saved, and meanwhile the cleaning efficiency is improved. And the cleaning efficiency of the algae in the water environment is greatly improved.

The application discloses an unmanned ship water area cleaning system, which comprises a master control ship, at least one pair of auxiliary ships and a trawl device.The master control ship is provided with a first positioning module, a first navigation module, a central control module, a first power module and a master control ship body, and a collecting opening is formed in the front of the master control ship body, and a garbage storage cabin is arranged on the master control ship body and communicated with the collecting opening.The auxiliary ships are located in front of the master control ship running route, and are in communication connection with the master control ship, and are provided with a second power module and a second positioning module.The trawl device is connected between each auxiliary ship and the master control ship, and comprises a buoyancy member for keeping the trawl device at least partially above the water surface and a filter screen connected below the buoyancy member.The application adopts the operation mode that the master control ship cooperates with the pair of auxiliary ships, the path is planned uniformly by the master control ship, the pair of auxiliary ships are in front, the master control ship is in back, the garbage on the water surface is gathered in the filter screen through the trawl device, and is finally collected into the garbage storage cabin of the master control ship.

The utility model relates to a kind of pool automatic cleaning equipment, the pool automatic cleaning equipment includes equipment main body, height adjusting structure and image acquisition device;The image acquisition device is installed in the equipment main body by the height adjusting structure, the equipment main body is cleaned in the process in pool, the height adjusting structure can make the position of the image acquisition device elevated, to make the image acquisition device can gather the environmental image around the equipment main body.Image acquisition device after position elevation is no longer blocked by equipment main body, blind area reduces, visual range is no longer limited to the side of equipment main body, and can be expanded to the environmental image around equipment main body.Further, when local object identification can expand target range, efficiently plan cleaning path, improve the garbage cleaning efficiency and endurance time of machine.

The utility model relates to water pollution treatment technical field, concretely disclose a kind of surface floating object salvage equipment applied to water pollution treatment, including support seat, the bottom of support seat symmetry universal wheel, and the surface of support seat is symmetrically equipped with pneumatic cylinder;The output shaft end of the pneumatic cylinder is connected with slider, and the surface of slider is fixedly connected with collection box, the bottom of collection box is installed with baffle at equal intervals, and the surface of collection box is inlayed and is equipped with filter screen, the surface of slider is equipped with linear motor.This surface floating object salvage equipment applied to water pollution treatment is provided with linear motor, guide rod and support rod, when linear motor drives connecting rod to move, wheel rolls in slide rail, both reduce friction, and also prevent connecting rod from drooping due to length being relatively long by the rigid support of guide rod, so that stable triangular support structure is formed between linear motor, guide rod and support rod, the stability and reliability of salvage operation are improved.

The application relates to the technical field of hydraulic engineering, in particular to a maintenance equipment for farmland hydraulic engineering, which comprises a mounting plate, three roller cylinders are rotationally arranged in the mounting plate, a conveying belt is jointly and transmissionally arranged among the three roller cylinders, a plurality of mounting grooves are equidistantly arranged in the conveying belt, a tooth harrow for cleaning sundries in a channel is arranged in each mounting groove, a fixing plate is fixedly arranged between two mounting plates, a vibration mechanism for cleaning sundries in the tooth harrow is arranged between the fixing plate and the conveying belt, an optical signal transmitter and an optical sensor are fixedly arranged on the opposite side walls of the two mounting plates, and a fixing shaft is fixedly arranged at the bottom of the two mounting plates. The application can automatically clean sundries around the tooth harrow, avoid the tooth harrow from being stuck, timely find the fault of the tooth harrow, and replace the tooth harrow.

The utility model relates to the technical field of fences, in particular to a water conservancy project fence which comprises a fixed base, a first fence frame is arranged on the fixed base, a height lifting structure for lifting the first fence frame is fixedly installed on the fixed base, and a first fence net is fixedly installed in the first fence frame. The fence has the advantages that the first fence frame, the height lifting structure, the first fence net, the supporting frame, the first adjusting sliding groove, the first adjusting sliding plate, the second fence frame, the second fence net, the first adjusting inserting hole and the fixing structure are arranged in a matched mode, so that the height of the first fence net and the height of the second fence net can be adjusted; and the extension length of the second fence net can be adjusted, so that the overall length of the water conservancy project fence can be adjusted according to the actual length of a river channel, the application range of the water conservancy project fence is expanded, and the practicability and structural flexibility of the water conservancy project fence are improved.