46results about How to "Effective salvage" patented technology

The invention discloses a recycling vessel, comprising a vessel body; the vessel body is provided with a fishing structure and a fishing drive cylinder; the fishing structure comprises a baseplate, a metal fishing mesh and a plurality of supports, and the bottom of the metal fishing mesh is in contact with the supports; each support comprises a support plate and a plurality of support springs, the support plate is horizontally arranged, the top of the support plate is in contact with the bottom of the metal fishing mesh, and the support springs are axially vertically arranged in the support; the upper ends of the support springs are connected to the bottoms of the support plates, and the lower ends of the support springs are connected to the top of the baseplate. The recycling vessel has the advantages that effective fishing can be provided for solid waste on ocean surface, waste recycling can be automatically performed after fishing, and the automation level is high; the recycling vessel may automatically adapt to the ocean level during fishing to ensure efficient fishing of waste; the metal fishing mesh can be corrected after fishing to ensure the service life of the metal fishing mesh, and meanwhile the metal fishing mesh can be automatically cleared during correcting to ensure the effect of subsequent fishing.

The invention provides an aquiculture water surface floatage salvaging device. The aquiculture water surface floatage salvaging device comprises two parallel mounting plates (1), two driving mechanisms (2), two transmission mechanisms (3), two linkage mechanisms (7), a salvaging mechanism (4), a discharge mechanism (5), a collection mechanism (6) and a compression mechanism (8), wherein the two driving mechanisms (2), the two transmission mechanisms (3) and the two linkage mechanisms (7) are arranged on the mounting plates (1); and the salvaging mechanism (4), the discharge mechanism (5), thecollection mechanism (6) and the compression mechanism (8) are arranged between the two mounting plates (1). Through cooperation of the mechanisms, the aquiculture water surface floatage salvaging device has the advantages that the floatage salvaging speed is high, the time is saved, the salvaging efficiency is high, and the salvaging intensity of salvaging personnel is small; and meanwhile, the aquiculture water surface floatage salvaging device can filter water in salvaged floatage and compress the salvaged floatage, thereby improving the loading capacity of equipment, further saving time and improving the salvaging efficiency.

The invention provides a device for fishing drill dregs. The device comprises a barrel; the upper end of the barrel is provided with a conical cap, while the lower end is open; the top end of the conical cap is connected with a through connecting rod; a supporting wire rod is arranged at a position, close to the bottom, in the barrel; the supporting wire rod is a steel stranded wire; the supporting wire rod is arranged into a plurality of layers in a radial shape along the circumference; two ends of the steel stranded wire are provided with extrusion anchors which are connected with the inner wall of the barrel. A method for fishing drill dregs comprises the following steps: stopping drilling and pulling up a drill pipe when meeting large-grain-size drill dregs; taking down a drill bit and replacing the drill bit with the device for fishing the drill dregs; slowly circling and pressing in a pile well by the device, and enabling the large-grain-size drill dregs to pass through the supporting wire rod to be clamped in the barrel of the device; lifting the device to the outside of the pile well for discharge; the aim of fishing the large-grain-size drill dregs is fulfilled by the steps. By adopting the device and the method, disclosed by the invention, boulder and large-grain-size drift cobble and gravel stratums in a bore of a bored pile are effectively fished out, the abrasion of the drill bit is reduced, and the drilling speed and quality are greatly improved.

The invention relates to the technical field of water purification apparatuses, in particular to a blue-green algae clearing apparatus applied to landscape water body. The blue-green algae clearing apparatus comprises a boat body, wherein two sides of the boat body are respectively provided with a floating barrel, the tail portion of the boat body is provided with a power mechanism, the front endof the boat body is provided with a salvage mechanism, the front end of the salvage mechanism is located below a horizontal surface, a flocculating mechanism, a dewatering mechanism and a collection box are successively arranged in the boat body on the rear side of the salvage mechanism, the flocculating mechanism comprises a mixing box, a stirring mechanism and a material scattering apparatus arearranged in the mixing box, the mixing box is connected with the dewatering mechanism by virtue of a squeezing pipe, and a connecting pipe between the dewatering mechanism and the collection box is provided with a one-way valve. The blue-green algae clearing apparatus is reasonable in structure; the blue-green algae floating on the water can be effectively salvaged, the water is primarily filtered, then the blue-green algae is flocculated into clusters, thereby facilitating the squeezing dewatering treatment; the squeezing mechanism can separate the clustered blue-green algae and water so asto facilitate the storage and transportation; and all mechanisms are powered by virtue of the power supply of the blue-green algae clearing apparatus, so that the automatic and remote-control operation of the salvage operation can be realized, and the manpower cost can be decreased.

The invention discloses a lever-pulley-triggered static pressure fishing device. The device comprises an outer pipe, an upper piston, a lower piston and touch rods; the upper piston is arranged on the upper portion of an inner cavity of the outer pipe, the lower piston is arranged on the lower portion of the inner cavity of the outer pipe, and a plurality of V-shaped arms are hinged to the circumferential side wall of the lower piston through a plurality of pivot shafts and can rotate around the pivot shafts; upper pulleys are connected to the top ends of the V-shaped arms in a pivot mode and connected into clamping grooves formed in the inner wall of the outer pipes in a clamped mode, and lower pulleys are connected to the lower ends of the V-shaped arms in a pivot mode; a guide rod is fixed to the middle of the lower piston, a conical head is assembled at the lower end of the guide rod and can slide on the guide rod up and down, and the upper end of the conical head can touch the lower pulleys to enable the lower pulleys to drive the V-shaped arms to rotate around the pivot shafts. The device has the advantage that the problems that in related drilling operation, downhole junk is difficult to fish, and fishing objects are limited are thoroughly solved.

The invention discloses synchronous drilling equipment special for a mine. The synchronous drilling equipment comprises a top plate, a driving mechanism is arranged in the middle of the top plate, the driving mechanism is provided with a drilling rod and a drill, first synchronous auxiliary mechanisms are arranged at the two sides of the driving mechanism, the first synchronous auxiliary mechanisms are provided first centres, both the first centres are provided with first synchronous damping blocks, and the first synchronous damping blocks are in smooth contact with the drilling rod; the drilling rod is provided with a rock dust pipe, and the rock dust pipe comprises an inner pipe and an outer pipe; the drilling rod is arranged inside the inner pipe, and a damping device is arranged at the bottom of the drilling rod; a connection link is arranged at the side wall of the lower portion of the inner pipe, the connection link is provided with an elastic wedge-shaped clamping tooth, a connector is arranged at the side wall of the inner pipe, and a clamping groove is formed in the side wall of the outer pipe. The synchronous drilling equipment special for the mine buffers strong resistance and shaking amplitudes exerted during drilling, rock dust generated in an under-shaft drilling process can be effectively fished up, the drilling speed is increased, the drilling quality is improved, the service life of the drilling equipment is prolonged, the synchronous drilling equipment has high safety using performance, and the actual using requirement is met.

The invention discloses a synchronous drilling device special for mine. The synchronous drilling device special for mine comprises a top plate. A driving mechanism is arranged in the middle of the top plate. A drill stem and a drill bit are arranged on the driving mechanism. First synchronous auxiliary mechanisms are arranged on the two sides of the driving mechanism and provided with first ejecting pins. First synchronous damping blocks are arranged on the first ejecting pins respectively and make smooth contact with the drill stem. A rock powder pipe is arranged on the drill stem and comprises an inner pipe body and an outer pipe body. The drill stem is arranged in the inner pipe body. A damping device is arranged at the bottom of the drill stem. A connecting joint is arranged on the side wall of the lower portion of the inner pipe body and provided with elastic wedge-shaped clamping teeth. A connector is arranged on the side wall of the inner pipe body. A clamping groove is formed in the side wall of the outer pipe body. The strong resistance and vibration magnitude in the drilling process are relieved, rock powder produced in the underground drilling process can be effectively fished up, drilling speed and quality are improved, the service life of the drilling device is prolonged, and the drilling device has good safe use performance and meets actual use requirements.

The invention relates to the field of petroleum and discloses a well drilling fisher and a method. The well drilling fisher comprises a housing and a rubber block. The top of the housing is connectedwith a drill rod, the bottom of the housing is of an open shape, and the housing is internally and fixedly filled with a rubber block. By the adoption of the well drilling fisher and the method, and afished article can be pressed into the arranged rubber block and accordingly is discharged out of a drilled well. The well drilling fisher is novel and ingenious in design, simple in structure, easyand simple to operate, capable of effectively fishing various articles to be fished, strong in adaptability, high in fishing efficiency and capable of shortening fishing time and improving well drilling efficiency.

The invention belongs to the technical field of foundation engineering such as traffic engineering, municipal engineering, hydraulic engineering and building engineering and relates to a wire-brush-bit rotary drilling jig and a method for solving bit burying, falling and jamming. The wire-brush-bit rotary drilling jig comprises auxiliary travelling and transporting equipment, a drill stand, a rotary well template frame, a power mechanism, a hollow drill stem and a wire brush bit. The wire brush bit comprises a solid drill stem and a wire brush fixedly distributed on the solid drill stem. The wire brush comprises a wire brush body fixedly connected with the solid drill stem and wires embedded in the wire brush body. By aiming at drilling depth and abrasion, deformation and bending of the wire brush bit during a drilling process, deviation and reverse of the bit can be effectively analyzed and drawn precisely to facilitate lifting and fishing, overall fishing efficiency is greatly improved, fishing difficulty is greatly decreased, the drilling rig and the method are applicable to various different accidents and are of great popularization significance.

The invention discloses a water-surface floatage salvaging mechanical hand. The water-surface floatage salvaging mechanical hand includes a ship body, a hydraulic driving mechanism and an executing mechanism, wherein the hydraulic driving mechanism and the executing mechanism are mounted on the ship body; the hydraulic driving mechanism provides power for the executing mechanism; the executing mechanism includes a tipping hopper, a first rotary shaft and a salvaging shovel, a second rotary shaft is arranged on one end part of the tipping hopper, and the tipping hopper is connected to the shipbody through the second rotary shaft; the tipping hopper is driven by the hydraulic driving mechanism to overturn relative to the ship body through the second rotary shaft; and the first rotary shaftis arranged on the other end part of the tipping hopper; and the salvaging shovel is mounted on the first rotary shaft, and in the process that the hydraulic driving mechanism drives the salvaging shovel to rotate around the first rotary shaft, floatage is salvaged and dumped into the tipping hopper. According to the water-surface floatage salvaging mechanical hand, the hydraulic driving mechanismprovides power, rotating of the salvaging shovel, overturning of the tipping hopper, and the translational movement of a translated carriage can be achieved, thus salvaging working of the water-surface floatage is achieved, and the water-surface floatage salvaging mechanical hand has the advantages that the structure is simple and compact, the applicability is wide, and the range of movement is large.

The invention relates to a double-robot device for cleaning garbage on a water surface. According to the double-robot device, two water surface garbage cleaning robots are connected by a blocking net; a long sight system and an image transmission and signal receiving device, a display system, a remote sensing system and a power system are respectively connected with a solar power supply system; the long sight system and the image transmission and signal receiving device are mounted at the upper end of a shell of each robot; the power system is mounted in the lower end of each robot; solar panels in the solar power supply system are distributed above the shell of each robot or at the periphery of the shell of each robot; the long sight system is used for acquiring a garbage image and a garbage region signal in the water and wirelessly transmitting the garbage image and the garbage region signal to the display system controlled by an operator; and control signals are respectively output to the power system for controlling a walking direction of each robot and positioning and a mechanical net bag system for trapping and collecting garbage to form a pile and fishing back through the remote sensing system. The device is enough in power, easy to operate and low in cost.

The invention belongs to the technical fields of basic engineering such as transportation, municipal administration, water conservancy, and construction. A wire brush drill bit rotary drilling rig and a method for solving buried drills, dropped drills, and stuck drills, including auxiliary walking and transportation equipment, a drill frame, a rotary well frame, a power mechanism, a hollow drill pipe, and a wire brush drill bit. The brush drill bit includes a solid drill rod and wire brushes fixedly distributed on the solid drill rod. The wire brush includes a wire brush body fixedly connected with the solid drill rod and steel wires embedded in the wire brush body. According to the drilling depth, the wear, deformation and bending of the wire brush drill bit during the drilling process, the present invention can effectively analyze and draw the offset and reverse direction of the drill bit accurately, which is convenient for lifting and fishing, and greatly improves the overall The salvage efficiency greatly reduces the difficulty of salvage, and can be applied to the occurrence of various accident situations, which has good promotional significance.

The invention discloses an air blower used for centralizing water surface flotage. The air blower comprises a first flange, an oil adding pipeline, a main rotating shaft, a fixing large disc, fixing holes, fixing bolts, a second flange, a water adding port, a fixing support, a fixing base, a fan shell, a connecting shaft, a fixing buckle, a rotation shaft, fan blades, damping springs, a fixing plate and a connecting rod. The air blower has the beneficial effects that through rapid rotation of the fan blades, a huge wind power action is formed on the water surface flotage, and the water surface flotage can be effectively centralized together to be fished and removed; in the air blower using process, a lubricating agent and other oily additives can be added inside through the oil adding pipeline at any time, and the work capability of the main rotating shaft is improved; and the multiple damping springs are arranged at the bottom of the fixing large disc to form a damping spring set, vibration generated in the air blower using process can be effectively damped, and accordingly the service life of the air blower is effectively prolonged.

The invention discloses an amphibious type water surface floating object treatment device. The amphibious type water surface floating object treatment device structurally comprises a treatment box, a treatment device, a fixing device and floating assisting devices, the treatment device is arranged in the treatment box, the floating assisting devices are arranged on the two sides of the front end of the treatment box, the fixing device is arranged at the top end of the rear side of the treatment box, a sewage inlet is formed in the bottom side of the front end of the treatment box, a connecting cylinder is arranged at the rear end of the treatment box, and the connecting cylinder communicates with the interior of the treatment box. According to the amphibious type water surface floating object treatment device, the used manpower is small, the efficiency is high, and the amphibious type water surface floating object treatment device can be used in an amphibious mode and can effectively salvage floating objects on the surface of a river channel.

The invention discloses an efficient grillage machine for sewage treatment. The efficient grillage machine comprises a shell, two rotating shafts are rotationally connected into the shell through bearings, the rotating shaft is sleeved with a chain, a plurality of tooth rakes are mounted on the outer wall of one side of the chain through screws, a plurality of tooth heads are welded on the outer wall of the top of the tooth rake, a motor is installed on the outer wall of the top of the shell through bolts, an output end of the motor is in key connection with a driving belt wheel, the outer wall of one end of one rotating shaft penetrates out of the shell, the outer wall of one side of the rotating shaft is in key connection with a driven belt wheel, the driving belt wheel and the driven belt wheel are in transmission connection through a belt, and a scraper is arranged in the shell through a bolt. Through the arrangement of the tooth rake and the tooth head, the tooth rake is installedon the chain, when the tooth rake is damaged due to long-time use, a worker can replace the damaged part conveniently, and pollutants in sewage can be fished out more effectively through the long tooth head.

The invention discloses a floatage salvaging device and particularly relates to an intercepting and salvaging device for intercepting floatages by natural flowing of eddy water flows. The device comprises an intercepting device for intercepting the floatages and a salvaging device mounted on a river bank for salvaging. The intercepting device comprises a floatage intercepting mechanism arranged onthe water surfaec for intercepting water surface floatages and a position adjusting mechanism arranged on the river bank. The salvaging mechanism comprises a base and a mechanical gripper mounted onthe base for salvaging the floatages on the river surface to the bank. The device and method disclosed by the invention solve the floatage salvaging problem in a water domain with eddies. By means ofa design of the floatage intercepting mechanism, the floatages on the water surface of the eddy water domain can be intercepted effectively. In addition, the intercepted floatages can be precisely salvaged. The design mode cannot only solve the salvage problem in the eddy water domain, but also guarantees the salvage effect in the eddy water domains, and the salvage efficiency is improved. The device and method are safe, and a purpose of saving energy sources can be achieved by using eddy water.

The invention discloses a lost-communication subsurface buoy fishing method, and relates to a fishing method. A central operation controller receives high-frequency sound wave data changes sent by a double-frequency sound wave energy converter and reflected by a releaser and gravity anchor connecting anchor chain through a first high-frequency sound wave receiving energy converter and a second high-frequency sound wave receiving energy converter to calculate the relative position and distance information of a shear opening of a hydraulic shear and the releaser and gravity anchor connecting anchor chain. A first thruster and a second thruster are controlled to coordinate in thrust, and when the releaser and gravity anchor connecting anchor chain completely enter the shear opening of the hydraulic shear, a hydraulic oil cylinder pushes the hydraulic shear to shear off the releaser and gravity anchor connecting anchor chain; a worker on a scientific investigation ship reads a hydraulic shear complete closing signal sent by the double-frequency sound wave converter and received by a low-frequency sound wave distance measurement communication transducer, starts to recover a steel cable, lifts an underwater robot, and recycles a lost-communication subsurface buoy. The method can effectively salvage the lost-communication subsurface buoy, the salvage efficiency is improved, the salvage effect is guaranteed, and safety and reliability are achieved.

The invention discloses a hole bottom falling object fisher in drilling. The fisher comprises a finishing barrel, a fast joint arranged at one end of the fishing barrel and a fishing net arranged at the other end of the finishing barrel; the finishing net is formed by arraying a plurality of fishing rods; one ends of the fishing rods are arranged on the inner wall of the finishing barrel and the other ends of the fishing rods are suspended in air. The hole bottom falling object fisher in drilling is simple in structure, machining and preservation are easy due to the integral design and the assembly is convenient; the whole fisher is light, has lower demands on a power system, and is mainly used for the fishing in the drilling hole during engineering constructions such as petroleum drilling, geological drilling, freezing drilling, a water source well, a deep large-aperture gas extraction well, drainage, material conveying and an emergency rescue channel. The fisher is safe in use, easy to operate and control and capable of effectively fishing hole bottom falling objects.

The invention discloses a salvaging tool and a salvaging method. The salvaging tool comprises a housing with an opening in bottom, wherein the lower part of the housing is provided with an elastic salvaging claw part which is arranged in a circumferential direction of the housing and capable of opening and closing in a radial direction of the housing; an opening-closing control line which surrounds in the circumferential direction of the elastic salvaging claw part is arranged on the inner part of the elastic salvaging claw part in a penetration mode; a free end of the opening-closing control line is upward along the housing and penetrates through the top of the housing; and the top of the housing is provided with a cable connecting structure. The salvaging tool and the salvaging method disclosed by the invention can realize salvaging various different litters in a salvaging well, so that operation time is saved, construction is simple and cost is low.

The invention discloses a combined fishing tool and fishing method for an inclined chopping bit in a deepwater karst environment. The combined fishing tool is composed of a hollow hammer and a drill bit grabbing bucket. The fishing method comprises the steps that a percussion drill is firstly used for impacting on the fallen chopping bit, the inclined chopping bit is corrected, and karst hard rockclamping the edge of the chopping bit is crushed; then the drill bit grabbing bucket is mounted and tripped in, a jaw plate of the drill bit grabbing bucket is expanded due to the gravity of itself,the top of the chopping bit is embedded and extruded into the drill bit grabbing bucket, a steel wire rope of the percussion drill is lifted up at this moment, the jaw plate bears force to be closed and is embedded into a steel wire rope hole in the top of the chopping bit, and therefore the chopping bit is grabbed and fished out of the hole. According to the combined fishing tool and fishing method, two kinds of tools coordinate with each other and work at the same time, the fishing efficiency is high, treatment time can be effectively saved, and certain economic benefits are achieved. When the inclined chopping bit is fished in the deepwater karst environment, underwater operation and blasting operation do not need to be carried out by a diver, and safety accidents can be effectively avoided.

The invention discloses an ocean decontamination ship. The ship comprises a ship body; a fishing structure and a fishing driving cylinder are arranged on the ship body; the fishing structure comprisesa base plate, a metal fishing net and a plurality of lower limiting blocks; the bottom of the metal fishing net makes contact with the lower limiting blocks; a pushing structure and a receiving structure are arranged on the ship body; the pushing structure comprises a pushing brush and a pushing cylinder for driving the pushing brush to move horizontally; the pushing brush is located above the metal fishing net and makes contact with the metal fishing net; and the receiving structure comprises a recovering net box with a top opening. The ship has the beneficial effects as follows: solid wasteon the ocean surface can be fished effectively and can be recovered automatically after fishing is completed, so that the automation degree is high; the fish can adapt to the height of the ocean surface automatically during fishing, so that efficient waste fishing can be guaranteed; shape correction can be performed on the metal fishing net after fishing, so that the service life of the metal fishing net can be guaranteed; and the metal fishing net can be cleaned automatically during shape correction, so that the subsequent fishing effect can be guaranteed.

The invention relates to a novel hot-dip galvanizing pot. The novel hot-dip galvanizing pot comprises a galvanizing pot body, a heating layer, a heat-insulation layer and a protection layer, wherein the inner bottom surface of the galvanizing pot body is an inclined plane; the bottom end of the inclined plane is provided with a slag collecting pit; the heating layer is arranged at the outer side of the galvanizing pot body; the heat-insulation layer is arranged at the outer side of the heating layer; the protection layer is arranged at the outer side of the heat-insulation layer; a slag collecting groove is put in the slag collecting pit; the upper end of the galvanizing pot body is provided with an elevating system; and the slag collecting groove is connected with the elevating system viaa connecting rod. The novel hot-dip galvanizing pot is simple in structure; with such a structure, the power of the hot-dip galvanizing pot is effectively increased, good heating effect is obtained,and maintenance cost is low; and since the slag collecting groove is arranged in the slag collecting pit, zinc slag falls into the slag collecting groove from the bottom inclined plane, which facilitates effective fishing of zinc slag at the bottom of the pot.

The invention relates to a method for salving a deep-buried cable by using a high-pressure water-injection shallow sea burying material washing device, which is characterized in that: firstly,a special rope for salving cables is arranged in a high-pressure spray gun; the end of the rope is connected with a salving anchor chain; the anchor chain is connected with a group of roller type slaving anchors; then the a platform is positioned; the high-pressure water-injection shallow sea burying material washing device is laid according to a laying procedure; a high-pressure heavy-flow water pump is started and provided to the high-pressure water-injection shallow sea burying material washing device to cut the seabed; and the roller type anchor hooks the cable and dragging the cable out of the water surface. The method has he advantages of effectively salving failed cables deeply buried through the development and improvement of functions of the prior equipment, saving cost and solving the problem of salving deep-buried cables.

The invention is suitable for the field of marine operation, and provides an auxiliary salvage device for ocean engineering. The salvage device comprises a clamping mechanism, wherein the clamping mechanism comprises two clamping pieces; and a displacement mechanism which comprises two displacement parts, wherein the two displacement parts are driven by a forward and reverse rotation servo motor, and the two displacement parts are used for adjusting the positions of the two moving seats correspondingly. According to the salvage device, the position of the moving seats are adjusted through the displacement parts, and the position of a single clamping part is adjusted, so that the distance between the two clamping parts can be adjusted, and salvaging objects of different sizes can be grabbed; the moving seats with the adjusted position does not affect the implementation process of the salvaging objects by the clamping parts. The invention further provides an auxiliary salvage method for ocean engineering. The salvage method is achieved through the auxiliary salvage device for ocean engineering.

The invention discloses a magnetic salvaging device for salvaging small falling objects in a petroleum well, and relates to the technical field of petroleum well operation tools, the magnetic salvaging device comprises an upper connector, a shell, a milling shoe and salvaging equipment, outer hook rods are symmetrically arranged at the left end and the right end of a magnetic attraction piece, hook grooves are evenly formed in the inner sides of the outer hook rods, a plurality of plate hooks are symmetrically arranged on the outer walls of the two sides of the magnetic sleeve, and an arc-shaped groove is formed in each swing strip. According to the device, the swinging strips are arranged, irregular arc-shaped grooves in the swinging strips drive magnetic core iron at the tail to swing to magnetically attract surrounding small fragments, the efficiency and quality of petroleum downhole operation are guaranteed, balance can be kept when falling objects incline or move due to friction through the arrangement of a rotating ball, it is guaranteed that the falling objects are not prone to falling. Through the arrangement of the rotatable outer hook rods and the plate hooks, the magnetic attraction piece can be pulled upwards, the outer hook rods are rotated at the same time, the rope is clamped between the hook groove of the outer hook rod and the plate hook, and it is guaranteed that the rope falling object is not prone to falling again.

The invention provides a water pollutant efficient cleaning auxiliary device for river water body ecological restoration. The water pollutant efficient cleaning auxiliary device comprises a main body, wherein rotating shafts are movably arranged at the left side and the right side of the main body; the outer end of each rotating shaft is movably connected with a moving component; an installing case is fixedly arranged at the outer side of each moving component; an installing plate is arranged on each installing case; a fixing assembly is fixedly arranged at the outer side of the main body; a casing is fixedly arranged at one end, far away from the main body, of the fixing assembly. The water pollutant efficient cleaning auxiliary device for river water body ecological restoration has the advantages that through the device, the cleaning on pollutants in the river is realized; meanwhile, the pollutants at the bottom of the river are effectively cleaned; the use limitation is improved; meanwhile, the kinetic energy of the device is supplied through water waves in the river; the energy source consumption is reduced; through the automatic operation, the work intensity of workers is effectively reduced; meanwhile, the work efficiency is improved; the cleaning and maintenance on the river water body environment are realized.

The invention discloses an aquatic plant treatment device for rice field lobster breeding and an aquatic plant fishing method, and relates to the technical field of rice field lobster breeding. The aquatic plant treatment device comprises a base and a pressing mechanism, a collecting groove is formed in the upper end of the base, and a plurality of partition plates are vertically and fixedly arranged at the edge of the upper end of the base; a material stirring plate is rotationally arranged between every two adjacent partition plates through a pin shaft, a first servo motor is fixedly embedded in the mounting base, a power shaft of the first servo motor rotationally penetrates through the mounting base and is fixedly connected with a threaded adjusting rod, and a plurality of arc-shaped pressing rods are fixedly arranged on the radial side wall of the connecting disc; the arc-shaped pressing rod is hinged to the upper side wall of the end, close to the mounting base, of the shifting plate. According to the aquatic plant fishing device, an arc-shaped pressing rod of the downward pressing mechanism is used for stirring a material stirring plate around a feeding gap between every two adjacent partition plates in a reciprocating mode, aquatic plants floating on the water surface can be fished up, the aquatic plants enter a collecting groove of the base through the feeding gap between every two adjacent partition plates to be collected in a centralized mode, and efficient aquatic plant fishing operation is achieved.