90results about How to "Achieve salvage" patented technology

The invention provides an enteromorpha fishing ship and an automatic enteromorpha fishing method. The enteromorpha fishing ship comprises a hull. An enteromorpha fishing device comprises a caterpillar type conveyor belt, conveying supporting frames, drive devices and first discharging devices. An enteromorpha hooking piece is arranged on the caterpillar type conveyor belt. Enteromorpha collecting grooves with openings formed in the bottoms are formed in the positions, corresponding to the caterpillar type conveyor belt, on the conveying supporting frames. The first discharging devices are arranged in the enteromorpha collecting grooves and located below the caterpillar type conveyor belt. A movable conveyor is arranged below the enteromorpha collecting grooves and comprises a second discharging device. The discharging end of the movable conveyor is provided with a material collecting groove. The second discharging device is located in the material collecting groove. A double-face conveyor is arranged below the material collecting groove. Mesh boxes are arranged below the two ends of the double-face conveyor. By the adoption of the enteromorpha fishing ship, the problems that the fishing work efficiency is low and environmental pollution is likely to occur when the enteromorpha breaks out in the prior art are solved, the enteromorpha fishing work efficiency is improved, and secondary pollution to the surroundings is reduced.

The invention discloses an automatic salvage device for suspended garbage in a water body. The automatic salvage device for the suspended garbage in the water body comprises a moving ship body, a garbage salvage device is arranged on the end portion of the moving ship body, a garbage collection box is arranged on the moving ship body, a garbage packing device is arranged in the garbage collectionbox, and the garbage salvage device comprises a garbage conveying mechanism and a garbage collection rake tooth mechanism. The garbage conveying mechanism comprises a conveying bracket and rotating rollers, and a conveying chain strip is arranged between the two rotating rollers. The garbage collection rake tooth mechanism comprises two bracket plates and supporting rod frames, a steering mechanism is further arranged at the upper ends of the supporting rod frames, a receiving frame is fixedly connected between the two supporting rod frames, a vertical rotating rod is arranged on the receivingframe, a salvage net plate is connected to the lower end of the vertical rotating rod, and the steering mechanism is fixedly installed at the upper end of the vertical rotating rod. According to thescheme, water body garbage salvage, garbage crushing and garbage packing are combined, so that secondary pollution caused by garbage transfer is prevented, the salvage range is expanded, and the efficiency of garbage salvage is improved.

The invention discloses a small boat for fishing floating corpses, comprising a small boat main body and a stern board group which is matched with the rear body of the small boat main body and is provided with a water outlet; the small boat main body comprises a boat body, a deck fixed in the boat body and a buoy separating from the boat body; the bottom part of the boat body is provided with a water inlet, the rear part of the deck is provided with the water outlet, and a ballast tank water flow channel is formed between the deck and the boat body. When the fishing operation is implemented, the floating corpse can be dragged into the boat tank from the rear part of the small boat main body smoothly, a stern board is closed to prevent the floating corpse from smoothing out of the small boat, thus being capable of realizing fishing of the floating corpse; while, the setting of the water inlet at the bottom part of the boat body and the water outlet at the rear part of the deck forms a ballast tank water flow channel, so as to lead the small boat to be capable of being dragged in water smoothly without overturning; therefore, the small boat has better practical value, leads the operation of fishing the floating corpse to be convenient and be easy to operate, avoids direct contact of an operator and the floating corpse and leads the fishing operation to be more sanitary.

The invention provides a service ship for ocean environment protection engineering. The service ship comprises a hull. A detachable oil dirt treatment device and an enteromorpha treatment device are further arranged on the hull. The enteromorpha treatment device comprises an automatic enteromorpha fishing device, enteromorpha transfer devices and an enteromorpha dewatering and packaging device. A temporary enteromorpha storage bin, an enteromorpha dewatering and packaging bin, enteromorpha storage bins and an oil dirt treatment bin are correspondingly arranged on the hull. The detachable oil dirt treatment device comprises an oil dirt separation device, an oil dirt suction device used for sucking oil dirt and an oil dirt storage tank, wherein an outlet of the oil dirt suction device is connected with an inlet of the oil dirt separation device, and the oil dirt separation device is connected with the oil dirt storage tank. By the adoption of the service ship, enteromorpha can be fished in the enteromorpha fishing peak period, the oil dirt can be sucked at the same time, multiple functions can be achieved through one hull, and the application range is enlarged.

Underwater mud fully-buried object salvage equipment comprises a cable-controlled salvage submersible, the top of the cable-controlled salvage submersible is connected with a mother ship through an umbilical cable, a container is arranged on a deck of the mother ship, an operator remotely controls the cable-controlled salvage submersible to work in the container, and fully-buried objects buried under silt are salvaged. A winch and a gantry crane are installed on the deck, and the cable-controlled salvage submersible is laid and recovered from the mother ship through the gantry crane and the winch; in order to reduce the influence of fully-buried object salvaging operation on the environment to the maximum extent and reduce excavation and invasion of a mud layer, the cable-controlled salvaging submersible carries a set of salvaging operation tool integrating drilling, soil loosening and grabbing, the drilling mechanism drives the rotary rake rod to directly reach the position of the fully-buried object, silt does not need to be removed in a large range, and soil loosening is conducted on the vertical position of the fully-buried object. And it is guaranteed that the fishing mechanism can drill to the position of the fully-buried object, after the mechanical claw holds the object, the drilling mechanism integrally brings the object out of the silt layer, and fishing of the fully-buried object is achieved.

The invention discloses an underwater salvage grab bucket. The underwater salvage grab bucket is characterized by comprising a weight balance beam (1) and an opening-closing balance beam (2), wherein a bucket head assembly (3) is arranged under the weight balance beam (1), and the bucket head assembly (3) is connected with the weight balance beam (1) through a chain; the bucket head assembly (3), a middle beam assembly (4), a supporting rod assembly (5) and a bucket body (6) are connected with each other through pin shafts, and can relatively rotate; the opening-closing balance beam (2) is connected with a bucket head pulley block (8) and a middle beam pulley block (9) through an opening-closing steel wire rope (7) to be formed into a steel wire rope winding system; the bucket head pulley block (8) and the middle beam pulley block (9) are respectively fixed on the bucket head assembly (3) and the middle beam assembly (4) through a pulley shaft; and a bucket tooth seat (10) of the bucket body (6) is provided with a bucket tooth (11) through a screw bolt. The underwater salvage grab bucket integrates the smash with the salvage into a whole, has good air stability, can easily change the bucket tooth and the steel wire rope, is suitable for raising a sunk ship from the bottom of the sea, has great excavating capability, can laniate a steel board of the sunk ship, greatly improves the efficiency for raising the sunk ship from the bottom of the sea, and improves the economic benefit thereof.

The invention discloses a multi-level pitch fracturing sliding sleeve capable of fishing ball seats. The multi-level fracturing sliding sleeve capable of fishing the ball seats comprises connectors, elastic claws and an elastic claw pipe. The connectors comprise the upper connector and the lower connector. The upper connector is connected with the lower connector, and the upper end of the upper connector is provided with an upper locating groove, a lower locating groove and a side hole. The multi-level pitch fracturing sliding sleeve further comprises a sliding sleeve mechanism and a ball seat fishing mechanism. When the sliding sleeve mechanism and the ball seat fishing mechanism move downwards for opening the sliding sleeve, elastic claw gaps in the sliding sleeve mechanism correspond to the side hole, and the elastic claw pipe is communicated inside and outside. Self-locking elastic claws which are matched with a ball seat fishing mechanism inside an upper-level sliding sleeve and a ball seat fishing mechanism in a lower-level sliding sleeve to be used for fishing the ball seats are arranged at the two ends of the ball seat fishing mechanism respectively. By means of the multi-level fracturing sliding sleeve, the effect that the sliding sleeve on the lower portion can realize fracture acidizing operation through sequential opening of pitches can be guaranteed, multiple levels of sliding sleeve ball seats and balls can be fished out at a time through a continuous oil pipe after the fracture acidizing operation, and therefore a drift diameter as large as possible can be obtained inside the pipe.

The invention relates to the technical field of riverway cleaning, in particular to a floatable riverway garbage salvaging device for hydraulic engineering and a salvaging method thereof. The floatable riverway garbage salvaging device comprises a floating salvaging device, a collecting device and a bottom salvaging device, wherein the bottom salvaging device is arranged at the bottom of the floating salvaging device, the floating salvaging device comprises a salvaging box, a hollow cavity is formed in the salvaging box, both a salvaging opening and a suction opening communicate with the hollow cavity, the salvaging opening and the hollow cavity form an L-shaped cavity, and a floating body is arranged at the bottom of the L-shaped cavity. According to the floatable riverway garbage salvaging device, water in a drain pipe is discharged backwards after the direction of a steering pipe is changed, so that sucked water is utilized; other power driving is not needed, so that the salvaging cost of the device is reduced; and in addition, separated water is adsorbed through activated carbon in a cavity of a filter layer, so that to-be-discharged water is purified, the pollution of discharged water to river water is reduced, and the environmental friendliness of the salvaging device is increased.

The invention relates to the technical field of smelting converters, and discloses a lead-bismuth anode mud smelting converter comprising a bottom plate. A supporting plate is fixedly installed on thetop face of the bottom plate. A first motor is fixedly installed on the front side face of the supporting plate. The front side face of the supporting plate is movably connected with belt wheels. Thesurfaces of the belt wheels are in transmission connection with a belt. A half-toothed gear is fixedly installed on the rear side face of each belt wheel. The rear side face of the supporting plate is movably connected with a connection shaft. According to the lead-bismuth anode mud smelting converter, by means of meshing of the two half-toothed gears and a first gear, the first gear can drive afixed barrel to swing in the vertical direction through the connection shaft; a second gear is driven by a second motor to rotate, and by means of meshing of the second gear and a third gear and meshing of the third gear and a gear ring, the second motor can drive a converter body to rotate in the fixed barrel through the gear ring; it is avoided that rotation is conducted through a hoisting device, it is avoided that the smelting converter deviates, leakage of molten liquid is prevented, and safety of the device is improved.

The invention discloses a salvage method for a broken and fallen drilling rod with steps and a salvage barrel used in the salvage method. The method comprises the steps that in the salvage work, clamping keys arranged on the inner wall of a barrel body are used for limiting a ball base assembly to move downwards along a big-end-down barrel inner hole, and the salvage work is completed. When the broken and fallen drilling rod with the steps needs to be released, the limit of the clamping keys on the ball base assembly is removed through an elastic rotary base, so that the ball base assembly moves downwards along the big-end-down barrel inner hole to complete an expansion action to release the broken and fallen drilling rod with the steps. According to the salvage method for the broken and fallen drilling rod with the steps, an existing method that an existing three-ball salvage barrel has to release the broken and fallen drilling rod with the steps in shearing pin shearing or ball casting and pressing and other modes is changed, the purpose of salvage and releasing can be achieved only through simple downward placing and upward lifting, and operation is easy. The extension strength of the structure is the largest extension strength of the barrel body, and is much larger than that of an original shearing pin, the probability that new accidents occur in the salvage process is reduced, and the performance is reliable. The whole salvage process is simpler, smoother and reliable, and saves time and money.

The invention provides a drilling tool salvaging device and method. The drilling tool salvaging device comprises a thread making cone, a guiding piece and a hooked piece; the guiding piece comprises ahollow body and a guiding part for guiding a drilling tool, one end of the body is connected with the thread making cone, and the other end of the body is connected with the hooked piece; and the guiding part is located at the end, away from the thread making cone, of the body so as to be matched with the hooked piece to right the drilling tool. According to the drilling tool salvaging device, the hooked piece is mounted on the side, away from the thread making cone, of the body of the guiding piece, meanwhile, the guiding part is arranged at the end, away from the thread making cone, of thebody, when the fish top of the salvaged drilling tool is located on the large belly part of a drill hole or tightly attached to the well wall, the drilling tool is hooked through the hooked piece of the drilling tool salvaging device to move so as to leave from the large belly part or the well wall, then under the cooperation guiding effect of the guiding part, the drilling tool is righted and smoothly enters the body of the guiding piece and the thread making cone, thus the drilling tool is conveniently subjected to thread making through the thread making cone and taken out from the drill hole, and the salvaging success rate is increased.

The invention relates to a dredging device and in particular relates to a garbage salvage ship for taking out garbage at a river bottom. The garbage salvage ship comprises a propeller at a stern, a diesel engine driving oil pump in a hull cabin and a garbage collecting mechanism at the fore body of the ship, wherein the garbage collecting mechanism comprises a garbage bucket frame, a garbage bucket positioned below the garbage bucket frame, a salvaging cutter mechanism in the front end of the garbage bucket frame and a scraper mechanism on the garbage bucket frame; the salvaging cutter mechanism comprises a small chain wheel, a first oil cylinder, a connecting rod mechanism and a salvaging cutter hinged on the small chain wheel; the scraper mechanism comprises a second oil cylinder, a big chain wheel, a connecting rod mechanism and a scraper which are mutually hinged; and the tail part of the garbage bucket frame is hinged with a third oil cylinder. Through the connecting rod mechanism, a chain transmission mechanism and a hydraulic transmission mechanism, the garbage salvage ship can be used for well performing the actions such as salvaging, extracting, tipping and scraping and the like on the garbage at the river bottom so as to realize the river bottom garbage salvage with diversity and complexity.

The invention discloses a sunken vessel salvaging method and device. The sunken vessel salvaging device comprises a load bearing framework and salvaging airbags, wherein the load bearing framework is provided with a sunken vessel fixing device; the sunken vessel fixing device on the load bearing framework is connected with a to-be-salvaged sunken vessel; the salvaging airbags are arranged on the outer side and the inner side of the to-be-salvaged sunken vessel, so that the sunken vessel is fixed in the framework; the to-be-salvaged sunken vessel and the overall load bearing framework are driven to run to the shore side underwater by a working towing vessel and a travelling device on the load bearing framework; and the to-be-salvaged sunken vessel is dragged to the shore by a dragging device when the to-be-salvaged sunken vessel arrives at the shore side. By virtue of the sunken vessel salvaging method and device, the salvage of the sunken vessel is not limited by the weather of the sea surface; the salvage of the sunken vessel is relatively safe and reliable; the possibility that the sunken vessel and the goods in the vessel are damaged by the stormy waves on the sea surface is avoided, so that the salvaged sunken vessel and the goods in the vessel can be well preserved; and in addition, tools used in the whole salvage process are relatively simple and convenient to implement.

The invention discloses a submarine support ship, which is a trimaran and a deep-diving opposite-petal catamaran at the lower part, and uses its own form to pick up the submarine in deep sea and floatup as a whole. The upper part is a buoy, which can be supplied with air and lifted during deep diving, and it can also be used to support offshore submarines. The submarine support ship of the invention, Making use of the mature deep submersible technology, the submarine support ship is manufactured into a submarine-shaped deep submersible, which is quickly separated from the upper part of the submarine support ship to reach the position of the deep-sea submarine, and the submarine is held and floated up to the position of the water surface, so that the submarine outlet is butted with the special butt hatch of the submarine support ship, and the submarine is rescued and ensured. Mainly solve the current deep submergence lifeboat rescue water depth problem, but also solve the deep submergence lifeboat rescue links, slow speed, and can only save people cannot save the boat problem.

The invention discloses a fish pond salvage device based on a suspended channel, comprising a left bracket and a right bracket which are erected on two sides of the longitudinal direction of the fishpond. The top positions of the left bracket and the right bracket are connected through a connecting piece crossing the fish pond, and a salvage robot arm is suspended on the connecting piece crossingthe fish pond. The bottoms of the left bracket and the right bracket are respectively provided with a left transverse slide rail and a right transverse slide rail, and the left bracket and the rightbracket are respectively driven to slide on the left transverse slide rail or the right transverse slide rail to adjust the position relative to the fish pond by a bracket driving device; the salvagerobot arm comprises a salvage power source, a salvage bracket, a swing arm and a salvage net connected in sequence from the top to the bottom, and the salvage power source and the bracket drive deviceare connected with a controller. The salvage robot arm comprises a salvage power source, a salvage bracket, a swing arm and a salvage net. The fish pond salvage device of the invention reciprocates on the top of the fish pond to realize fish fishing. The use of the salvage device can realize the initial high-density salvage of fish in the fish pond, and no manual salvage is needed, thus realizingthe automation of fish catching in the fish pond.

The invention relates to mechanical algae removing equipment. The mechanical algae removing equipment comprises a catamaran, wherein two hulls of the catamaran are connected through a connecting frame to form a floating platform; algae collecting equipment is distributed on the platform; the algae collecting equipment comprises an algae collecting water inlet pipe, a salvaging pump, an algae collecting water outlet pipe, a vibrating round sieve, a perpendicular efflux machine and a horizontal efflux machine. According to the mechanical algae removing equipment disclosed by the invention, the perpendicular efflux machine and the horizontal efflux machine are arranged, when an algae bloom is generated, algae can be salvaged and collected, and a water body can also be mechanically disturbed, so that the hydrodynamic conditions of the water body are changed, the mechanic algae removing equipment disclosed by the invention has the functions of controlling the further development of the algae bloom and eliminating the algae bloom. The whole equipment is a movable platform, and can govern the algae bloom of river cove water bodies at different zones. When the algae bloom is serious, the mechanical algae removing equipment can perform collecting and salvaging first, and the hole diameters of sieve nets of collecting vibrating sieves are small, so that low-density algae containing water can be filtered; the sieve nets with different hole diameters can be changed according to the sizes of algae colonies, so that the collecting and salvaging of various algae is realized.

The invention provides a flushing mechanism of a netting for freshwater aquaculture. The flushing mechanism comprises a bottom plate; the buoys are arranged at the bottom of the bottom plate; a cleaning mechanism; the cleaning mechanism comprises a lifting unit fixed to the bottom plate and used for driving the netting to move upwards; the detection unit is movably mounted on the bottom plate and used for identifying the types of pollutants on the netting in the process that the lifting unit lifts the netting; the cleaning unit is movably mounted on the bottom plate and is used for cleaning the netting according to an identification result of the detection unit in the process that the lifting unit moves the netting upwards; and the sewage treatment unit is used for purifying the wastewater cleaned by the cleaning unit and discharging the wastewater into a river channel. By means of the mechanism, full-automatic fishing and cleaning of the netting are achieved, different flushing strategies are adopted according to different pollutants, the flushing effect is guaranteed, meanwhile, the cleaning efficiency is greatly improved, and the manpower and material resource cost is saved.

The invention discloses a seawater treatment device for protecting marine organisms, and belongs to the technical field of marine organism protection. The seawater treatment device for protecting marine organisms comprises an interception mechanism and a collection box, wherein the interception mechanism is fixedly connected to the upper side of the collection box, the collection box comprises a blanking box and a garbage disposal box, the blanking box is fixedly connected to one side of the garbage disposal box, the upper end of the garbage disposal box is fixedly connected with a transmission box, both sides of the upper end of the collection box are fixedly connected with fixed plates, and the interception mechanism is fixedly connected with the blanking box through the fixed plates; adrive mechanism is arranged in the middle of the inner side of the interception mechanism, the drive mechanism comprises a mounting frame that is fixedly connected to the upper side wall of the transmission box, and the inner side of the mounting frame is fixedly connected with a circulation box. The seawater treatment device provided by the invention solves the problem in the prior art that garbage is easily scattered with water during the garbage salvage.

The invention discloses a new energy solar micro power water quality cleaning device and belongs to the technical field of water environment treatment. The device comprises a ship body, a gear box isarranged on the upper surface of the ship body, a gear set is arranged in the gear box and is connected with cleaning assemblies, and squeezing assemblies are arranged at the top ends of the cleaningassemblies. The new energy solar micro power water quality cleaning device is scientific, reasonable and safe and convenient to use; the cleaning assemblies and the gear set are arranged, the gear setis used for driving the two cleaning assemblies to rotate in different directions, algae can be fished, and meanwhile the ship body can be effectively driven to move; meanwhile, the contact area whenfishing blades are in contact with the algae can be effectively enlarged through right-angle winding protruding blocks arranged on the fishing blades, connection between the algae and the fishing blades can be tighter, and separation in the fishing process can be avoided; and furthermore, the right-angle sides of the right-angle winding protruding blocks make contact with the algae in water first, and thus the algae are easier to fish.

The invention provides an overwater garbage collection robot and a path planning method thereof, and belongs to the technical field of robots. Problems that garbage salvage efficiency is low and so onare solved. The overwater garbage collection robot comprises a ship body, a garbage salvage module, a garbage compression module, a garbage storage device and a ship body propelling device, wherein the garbage salvage module, the garbage compression module, the garbage storage device and the ship body propelling device are arranged on the ship body. The overwater garbage collection robot path planning method comprises an overwater garbage collection robot, a positioning probe and detectors are further arranged on the ship body, the positioning probe is used for recording a real-time positionand a moving track of the ship body, the detectors are used for detecting obstacles around the ship body, and the detectors are arranged on a periphery of the ship body; and the ship body is further provided with a central processing unit, and the central processing unit is used for receiving and processing information transmitted by the positioning probe and the detectors and making the ship bodymove. The overwater garbage cleaning efficiency is improved, and a garbage loading capacity is high.

The invention relates to an oil tube overflow control device, in particular to a fishing oil tube overflow controller. The fishing oil tube overflow controller is characterized in that a shell is internally provided with a core, the top end of the core is provided with an end cover, and a centralizer body penetrates through the end cover to be fixed with the core by a suspended body. The invention has the advantages of simple structure, reliability and convenient operation, a fishing head is coordinated with common detecting fishing tools and equipment; and additional equipment are in no needof being purchased.

The invention provides an enteromorpha fishing ship and an automatic enteromorpha fishing method. The enteromorpha fishing ship comprises a hull. An enteromorpha fishing device comprises a caterpillar type conveyor belt, conveying supporting frames, drive devices and first discharging devices. An enteromorpha hooking piece is arranged on the caterpillar type conveyor belt. Enteromorpha collecting grooves with openings formed in the bottoms are formed in the positions, corresponding to the caterpillar type conveyor belt, on the conveying supporting frames. The first discharging devices are arranged in the enteromorpha collecting grooves and located below the caterpillar type conveyor belt. A movable conveyor is arranged below the enteromorpha collecting grooves and comprises a second discharging device. The discharging end of the movable conveyor is provided with a material collecting groove. The second discharging device is located in the material collecting groove. A double-face conveyor is arranged below the material collecting groove. Mesh boxes are arranged below the two ends of the double-face conveyor. By the adoption of the enteromorpha fishing ship, the problems that the fishing work efficiency is low and environmental pollution is likely to occur when the enteromorpha breaks out in the prior art are solved, the enteromorpha fishing work efficiency is improved, and secondary pollution to the surroundings is reduced.

The invention discloses a communication equipment underwater salvaging device with flushing function. The communication equipment underwater salvaging device with the flushing function comprises a salvaging rod, a telescopic cavity with a downward opening is formed in the salvaging rod, a telescopic rod is arranged in the telescopic cavity in an up-down sliding mode, a telescopic screw rod is rotationally arranged in the upper wall of the telescopic cavity, and the telescopic screw rod is in threaded connection with the telescopic rod; the upper end of the telescopic screw rod extends to the upper side of the salvaging rod, a telescopic rotating disc is fixedly arranged on the upper end face of the telescopic screw rod, a sliding groove is formed in the left side of the telescopic cavity in a communicating mode, and a telescopic sliding block capable of sliding up and down in the sliding groove is fixedly arranged on the upper side of the left end face of the telescopic rod. The angleof the front end of the salvaging rod can be manually adjusted, so that salvaging of the communication equipment at the bottom of a complex water area is achieved, meanwhile, the device can flush awaysludge on the surface of the communication equipment through water flow while clamping the communication equipment at the bottom of the water area, and equipment cleaning and protection are facilitated.

The invention discloses cosmetic plant extract liquid processing equipment which comprises a reaction tank, an ultrasonic device, a fishing component and butting protrusions. The reaction tank comprises a tank and a tank cover, the tank cover can move in the up-down directions relative to the tank, and the tank is used for storing extraction solvents; the ultrasonic device is matched with the tank; the fishing component is arranged on the tank cover and comprises two connecting arms, a fishing net component, positioning structures and reset components, the fishing net component can rotate relative to the connecting arms and is used for fishing materials, the positioning structures are used for positioning the locations of the fishing net component, and the reset components are matched withthe fishing net component; the butting protrusions are arranged in the tank; the locations of the fishing net component can be positioned by the positioning structures when the fishing net componentrotates to reach the location in which net openings face downwardly; positioning on the fishing net component can be relieved by the butting protrusions when the fishing net component is driven by thetank cover to downwardly move, and the fishing net component can be reset under the effects of the reset components to reach the locations in which the net openings face upwardly. The cosmetic plantextract liquid processing equipment has the advantages that the fishing component is directly arranged on the tank cover, accordingly, residues can be conveniently acquired, and the cosmetic plant extract liquid processing equipment is high in work efficiency.

The invention discloses a near-shore seaweed fishing device which comprises a platform, a driving assembly and a fishing assembly; the driving assembly comprises a plurality of driving wheels rotationally arranged at the two sides of the platform; each driving wheel comprises a wheel body rotationally connected with the platform and a propeller fixed to the side, away from the platform, of the wheel body; and the fishing assembly comprises a gauze element, a suspension rod connected with the top end of the gauze element, a balance weight rod connected with the bottom end of the gauze element, a first winding part fixed to the middle of the platform, connected with the suspension rod and used for winding and unwinding the suspension rod, and a second winding part fixed to the tail of the platform, connected with the balance weight rod and used for winding and unwinding the balance weight rod. According to the near-shore seaweed fishing device, coastal seaweed can be removed, and the protection of a coastal sea environment is facilitated.

The invention relates to the technical field of rotary drilling machine drill rod salvage, and discloses a magnetic card type fishing method for drill dropping during rotary drilling of a large-diameter cast-in-place pile. The magnetic card type fishing method comprises the steps that S1, preparation work before salvage is conducted, specifically, the detailed situation of drill falling in a hole is known, and salvage materials are prepared; S2, sediments around a drill rod in the hole are removed through reverse circulation till a drill bit of a falling drilling tool is completely exposed, and the sediments in the hole are removed downwards as far as possible; S3, a fisher is manufactured according to the diameter of the pile hole and the diameter of the drill rod, and a steel wire rope and the fisher are fixed through a shackle; S4, the fisher is placed, the fisher is provided with a clamping area and comprises a magnet block used for adsorbing the drill rod, and the fisher is lowered to the magnet block to effectively adsorb a protruding part of the drill rod connector on the surface of the drill rod, S5, the fisher enters the hole and is attracted to the outer surface of the drill rod in the hole through a movable magnet block; S6, the steel wire rope is lifted, so that the protruding part of the drill rod connector is clamped into the clamping area; and S7, the steel wire rope is lifted to fish the drill rod out of the hole.

The invention discloses a water surface cleaning robot salvage system based on Aliyun and a convolutional neural network algorithm, the systemcomprises a ship body, a propeller is arranged on the rear side of the ship body, the propeller is driven by a propeller motor arranged at the bottom of the ship body to rotate, and a garbage transfer belt driven by a power system arranged on the ship body is arranged on the front side of the ship body. A garbage collecting bin is arranged in the middle of the ship body, a garbage conveying belt is obliquely arranged, the lower end of the garbage conveying belt is located below the water surface, and the upper end of the garbage conveying belt is arranged in the garbage collecting box. By arranging the blocking device and the air pumps arranged on the two sides of the ship body, efficient salvage can be conducted in a severe water area with many aquatic plants, the left and right collection expansion nets are matched, the garbage collection amount each time can be increased, and the situation that garbage cannot be salvaged smoothly due to outward water flow generated in the advancing process is prevented. Besides, the robot system is arranged on the ship body, so that garbage, aquatic plants and other sundries on the water surface can be rapidly recognized and rapidly get close to achieve salvage.

The invention discloses an aquatic plant removing device. The aquatic plant removing device comprises a ship body, a cutting device and a cutter handle. A base is arranged under the cutter handle. A fixed blade on the left side of the cutting device is fixed to the left part of the base. A movable blade on the right side of the cutting device is located on the inner side of the right part of the base. A base piece is mounted under the base. Grooves are formed in the base piece. The base piece is connected with the movable blade through a steel wire. A bolt is mounted in the middle of the steel wire. An inclined grille lifting device is mounted on the right side of the cutting device. A supporting rod is mounted on the right side of the grille lifting device. A shaft-drive conveying belt is mounted above the supporting rod. A packaging machine is mounted on the right side of the conveying belt. A compressor is arranged under the packaging machine. The aquatic plant removing device is reasonable in design, easy and convenient to operate and capable of saving manpower and material resources, well removing aquatic plants and ensuring the water quality safety.

The invention relates to the technical field of machining of gears and discloses a gear quenching treatment device. The gear quenching treatment device comprises a rack which is provided with a quenching cylinder and an oil cylinder; the oil cylinder is provided with clamping grooves and supporting rods; a center shaft is arranged in the oil cylinder and is provided with an impeller which is provided with a first side portion and a second side portion, and the first side portion and the second side portion are symmetrical; a first cylinder and a second cylinder are arranged above the impeller; the first cylinder is provided with a first piston rod; a pipeline is arranged below the first cylinder; the second cylinder is provided with a second piston rod which is connected with the pipeline; the first piston rod and the pipeline are in clearance fit with each other; a reverse-direction gas blowing pipe is arranged on the pipeline; the other end of the reverse-direction gas blowing pipe faces the first side portion; a rotating disk is arranged at the lower end of the pipeline and is connected with a forward-direction gas blowing pipe; the other end of the forward-direction gas blowing pipe faces the second side portion; the rotating disk is provided with a slide groove; the supporting rods are connected in the slide groove in a sliding manner; an elastic gas bag is arranged below the rotating disk and is located in the middles of the supporting rods; and the exteriors of the supporting rods are provided with elastic rings which are provided with hooks. By means of the gear quenching treatment device, the problem that a gear is difficult to salvage after being quenched can be solved.

The invention discloses a production device of a building heat preservation vacuum insulation panel core material. The production device comprises a bottom plate and a backup plate fixed to the upper surface of the bottom plate, a slurry tank for containing slurry is fixedly installed on the upper surface of the bottom plate, a stirring mechanism capable of turning over the slurry is arranged in the slurry tank, and a dewatering box capable of horizontally sliding is connected to the side wall of the backup plate above the slurry tank; a material containing mechanism for fishing slurry is arranged on the dewatering box; the material containing mechanism comprises two second electric sliding rails fixed to the inner wall of the dewatering box, and two arc-shaped mold sleeves are rotationally installed on the opposite faces, close to the bottoms, of the two vertical strips through pin shafts. In the process that the arc-shaped mold sleeve is gradually closed, stirred slurry can be fished, uneven components of the fished slurry are effectively avoided, the fishing quality is improved, and the working efficiency is guaranteed.