49results about How to "Quick salvage" patented technology

The invention provides an unmanned ship used for on-water garbage cleaning. The unmanned ship used for on-water garbage cleaning adopts a stable double-ship-body structure, and a garbage salvage device includes a three-blade fan wheel, a bucket type chained conveying device, an automatic air jetting device and a garbage collection box. The ship has three working modes, namely the random operationmode, the semi-autonomous operation mode and the emergency mode. The designed automatic air jetting device can achieve automatic air jetting at the time of salvage, garbage adsorbed on a with-hole bucket type stainless steel net plate and a nail rake are blown, the garbage thus can naturally and vertically fall into the garbage collection box, kinetic energy is provided by the additional-value energy of a motor, and energy conservation and environment protection are achieved.

The invention discloses a fishing ship of garbage on water. The fishing ship comprises a ship body, a garbage pickup device and a garbage conveying device, wherein the ship body is provided with a garbage storage cabin; the garbage pickup device is connected with the ship body and is used for fishing the garbage on water; the garbage conveying device is used for conveying the fished garbage to the garbage storage bin; the garbage pickup device comprises a rotary cylinder capable of rotating with respect to the axis and a trap which is connected to the rotary cylinder and extends outward; the rotary cylinder extends to water surface from the ship body and is provided with a garbage passing hole; the rotary cylinder rotates so as to drive the trap to rotate and enable the garbage on water lifted by the trap to enter the garbage conveying device from the garbage passing hole. According to the fishing ship of garbage on water, the garbage falls off from the garbage passing hole depending on the self-gravity to the garbage conveying device, and is brought into the garbage storage bin by the garbage conveying device; the fishing ship can fish the garbage conveniently and rapidly; the water surface environment can be improved conveniently; the defects of low efficiency, high risk and high labor intensity in fishing of the garbage on water surface can be overcome, so that the labor force is liberated, the labor intensity is lowered and the labor efficiency is improved.

The invention relates to a fishing device, in particular to a safe fishing device for a navigation channel. The invention aims to solve the technical problems that the existing safe fishing device for the navigation channel is not thorough in fishing and cannot sterilize, and time and labor are wasted. In order to solve the technical problems, the invention provides the safe fishing device for the navigation channel. The safe fishing device for the navigation channel comprises an electric push rod, a lifting rod, a spring, a fixing block, a contact wheel, a first motor, a cam, a fixing plate, electric wheels, a sliding block, a support, a sliding track, a pull wire, a connecting rod, a piston, a disinfectant box, a liquid outlet tube, a sprayer, a fishnet, a moving block and a ring, wherein the electric push rod is arranged on a deck; the top of the electric push rod is connected with the fixing plate; the sliding track is arranged at the bottom of the fixing plate; the electric wheels are respectively arranged on the left and the right of the front side of the sliding track; and the pull wire is wound between the two electric wheels. The safe fishing device for the navigation channel is thorough in fishing, can sterilize and is time-saving and labor-saving, and the navigation channel can be quickly and efficiently fished thoroughly in a labor-saving manner.

The invention discloses an automatic water surface floating object cleaning boat which comprises a boat body, a fishing device, a horizontal conveying device, a saw cutting device, a broken material conveying device, a breaking device and a storing and discharging device. The fishing device is arranged on the head of the boat body is used for fishing floating objects, the storing and discharging device is arranged at the tail of the boat body is used for storing and discharging of materials, the saw cutting device is fixed above the storing and discharging device, the horizontal conveying device is horizontally fixed between the fishing device and the saw cutting device, the breaking device is fixed on the lower portion of the discharging end of the fishing device, the broken material conveying device is obliquely fixed onto the lower portion of the horizontal conveying device, the lower end of the broken material conveying device is positioned below the breaking device, and the high end of the broken material conveying device is positioned above the storing and discharging device. The boat can directly fish floating objects in different directions on the water surface.

The invention relates to a salvage ship, and in particular relates to a municipal lake floating garbage salvage ship. The municipal lake floating garbage salvage ship is rapid in salvage and convenient to collect and transport. The municipal lake floating garbage salvage ship comprises a ship body, and a supporting frame is arranged on the ship body; the salvage ship further comprises a baffle plate arranged on the supporting frame, a conveying mechanism arranged on the supporting frame, and a pushing mechanism which is arranged on the supporting frame. The salvage ship has the beneficial effects that the effects of rapid fishing and convenient collection and transportation are achieved; by starting a double-shaft motor, the conveying mechanism and the pushing mechanism are driven to operate at the same time, then through cooperation of the conveying mechanism and the pushing mechanism, when the conveying mechanism rapidly fishes garbage, the conveying mechanism collects the garbage ina centralized mode, and meanwhile, the ship body further facilitates transportation of the garbage; and the right end of a connecting plate is pulled upwards, so that an extrusion block moves downwards to extrude blocked garbage, and normal falling of the garbage is recovered.

A sodium bentonite processing agent for blue-green algae is prepared from the following raw materials in parts by weight: 10-20 parts of serpentine, 40-45 parts of sodium-base bentonite, 2-3 parts of magnesium chloride, 8-13 parts of calcium chloride, 15-20 parts of potassium ferrate(VI), 12-16 parts of equisetum hyemale, 13-16 parts of pericarpium granati, 3-5 parts of polymaleic acid, 3-4 parts of sodium pyrophosphate, 2-3 parts of urea, 3-5 parts of anhydrous sodium sulfate, 3-5 parts of boric acid, 4-6 parts of polyvinyl alcohol, proper amount of water, and 3-4 parts of an adsorption auxiliary agent. By adding potassium ferrate(VI), the processing agent for blue-green algae has synergic effects of oxidation, adsorption, flocculating, precipitation, sterilization, disinfection, decoloring and deodoring, also does not generate any toxic and harmful substances, is capable of increasing water dissolved-oxygen content, has good removal effects on ammonia nitrogen, nitrites and algae in water, and is used to remove fulvic acid and suspensions in water and eutrophication phenomenon in fresh water. The processing agent for blue-green algae is good in dispersing suspending property and good in adsorption property, and can help to rapidly aggregate and salvage blue-green algae.

The invention relates to the technical field of auxiliary devices for river and lake environment treatment, in particular to a cleaning auxiliary device for cleaning floating garbage on the water surface. The cleaning auxiliary device for cleaning the floating garbage on the water surface can automatically salvage the garbage on the water surface and improve the cleaning speed of the water surface, and in addition, garbage salvage can be carried out in narrow water areas or other inconvenient places for sailing. The cleaning auxiliary device for cleaning the floating garbage on the water surface comprises a salvage box, a moving motor, a transmission shaft, a propeller, two groups of water suction pumps, two groups of salvage boxes, two groups of filter screens and a first fixing plate. Asalvage cavity is formed in the salvage box, a salvage opening is formed in the top of the salvage box in a communicating mode, the moving motor is fixed to the right side of the bottom of the salvagecavity, the left end of the transmission shaft is connected with the output end of the right side of the moving motor, and a left-right moving hole is formed in the bottom of the right side of the salvage box in a communicating mode. The right end of the transmission shaft penetrates through the moving hole and extends out of the salvage box, the middle part of the propeller is connected with theright end of the transmission shaft, and the left end, the right end, the front end and the rear end of the first fixing plate are separately connected with the left side, the right side, the front side and the rear side of the inner side wall of the salvage cavity.

The invention provides an intelligent water surface floating object salvage system based on a neural network and image recognition, and relates to the fields of intelligent identification and automatic control. The system comprises 1) catamaran structure modeling; 2) image acquisition and processing; 3) image recognition model modeling; 4) hull control model modeling, namely determining the deflection direction at the next moment according to the comparison of coordinates of a floating object recognized by images and three bisector coordinates of a recognition area by a linear function; and 5)building of the intelligent surface floating object salvage system, namely assembling a single-chip microcomputer, a battery, an engine, a radiator, a salvage network, a wide-angle camera, a PC and other components to form an intelligent surface floating object salvage ship, and then burning a built hull control program into the single-chip microcomputer of an intelligent surface floating objectrecognition system to achieve the functions of steering, cruising, turning round and the like of the intelligent surface floating object recognition system. By adopting the system, floating objects onthe water surface can be automatically, quickly and efficiently salvaged without human control, and the independent dredging can be realized.

The invention discloses a river surface floating object cleaning and collecting device. The river surface floating object cleaning and collecting device structurally comprises a fishing device, two collecting devices and fixing seats, wherein the two collecting devices are arranged on river banks on the two sides correspondingly, the fixing seats are arranged at the top ends of the two collectingdevices correspondingly, the fishing device is connected with the fixing seats on the two sides, a blocking net is connected between the fixing seats on the two sides, and the blocking net is locatedbehind the fishing device. According to the river surface floating object cleaning and collecting device, traditional manual fishing is replaced by mechanical driving, so that the fishing efficiency is improved, the manpower is saved, and the cleaning efficiency of river surface floating objects is improved.

The invention relates to water conservancy equipment, in particular to a lake water surface water hyacinth harvest boat for water conservancy. In order to achieve the technical aims, the lake water surface water hyacinth harvest boat for water conservancy automatically collects and fishes water hyacinths, can reduce the work strength of manpower, achieves automatic fishing and collection and can reduce the danger of water surface operation. To achieve the above technical aims, the lake water surface water hyacinth harvest boat for water conservancy comprises a boat body, guide plates, mountingblocks, first rotating shafts, containing plates, check blocks, a mounting plate, a filter plate, an L-shaped rod, an electric wheel, a second rotating shaft, a sector gear and the like; and throughholes are formed in the upper portions of the left side and the right side of the boat body and are located above the waterline of the boat body. The lake water surface water hyacinth harvest boat achieves the effects that the water hyacinths are automatically collected and fished, the work strength of manpower can be reduced, automatic fishing and collection are achieved, and the danger of watersurface operation can be reduced.

The invention discloses a tool for a drilling and production process, especially a fisher for fishing downhole objects in the drilling and production process, belonging to the technical field of drilling and production equipment. The fisher comprises a connecting rod, wherein a two-way slidable outer sleeve is sleeved on the connecting rod, and a group of radially openable pawls are arranged at the end of the connecting rod. When the outer sleeve moves away from the pawls, the pawls can depart from a cavity of the outer sleeve and open; and when the outer sleeve moves to the pawls, the pawls close and are contained in the cavity of the outer sleeve. The fisher disclosed by the invention is capable of fishing a downhole rope form object conveniently and quickly in oil and gas drilling production by the gravity action of the outer sleeve.

The invention discloses water surface floating garbage cleaning equipment which comprises a ship body, a propeller and a garbage cleaning device, the propeller is arranged at one end of the ship body and close to the bottom, the garbage cleaning device is arranged at the end, away from the propeller, of the ship body, and one side of the surface of a shell is fixedly connected with the end of the ship body. The notches are formed in the two corresponding sides of the bottom of the surface of the shell, a garbage salvaging device is arranged in the shell and located at the notches, and a power mechanism is arranged on the top of the inner wall of the shell and connected with one end of the garbage salvaging device in a matched mode. One side of the surface of a storage barrel is fixedly connected with one side of the inner wall of the shell, and the storage barrel is located at the end of the garbage salvaging device. The invention relates to the technical field of environmental protection equipment of water conservancy projects. According to the water surface floating garbage cleaning equipment, the purpose of rapid cleaning is achieved, manual cleaning is not needed, the manual labor amount is reduced, time and labor are saved, the influence of water film adhesion is reduced, garbage cleaning is rapid and convenient, and the use performance is improved.

The invention discloses a device for environment-friendly treatment of water hyacinth and belongs to the technical field of environment-friendly treatment of water hyacinth. The device is characterized in that the device comprises a machine frame, one side of the machine frame is provided with a bracket, one end of the bracket is provided with a cutting blade, the cutting blade is arranged on a first transmission shaft, and the first transmission shaft is in linkage connection with a first driving motor by a first chain; a conveyor belt is arranged below the cutting blade and arranged on a second transmission shaft, and a second driving motor is in linkage connection with a second transmission shaft by a second chain; and a conical funnel is arranged below the conveyor belt and on the machine frame, a cutting device is arranged below the conical funnel, and a dewatering device is arranged below the cutting device. The device of the invention can be conveniently installed and used in a salvage vessel; moreover, the design of the cutting device and the design of the dewatering device are optimized, and the device has the advantages of quick salvage and high processing efficiency; and in addition, water hyacinth is completely dewatered, and water hyacinth is easy to collect and utilize.

The invention discloses crop cleaning equipment for agriculture. The crop cleaning equipment structurally comprises a cleaning machine, guide wheels, a checking door, a spraying tube and nozzles, wherein the cleaning machine consists of a machine body, a driving motor, a pressure cylinder, a lifting cleaning rack, cleaning guide rollers and an isolation plate. The driving motor is used for drivingtransmission gears through a motor shaft, and a plurality of cleaning guide rollers are simultaneously driven by the transmission gears to rotate and work, so that the cleaning efficiency can be improved; in addition, a passive cleaning mechanism is driven by the cleaning guide rollers to clean bottoms of crops baffled by rods, due to the expelling force of a second magnet and a first magnet, thecleaning mechanism is driven to clean the crops in multiple directions when the cleaning guide rollers are rotated, and thus the cleaning efficiency can be improved; and through the pressure cylinder, the crops in the cleaning rack can be lifted up, so that fishing of the crops can be accelerated, and the workload of operators can be reduced.

The invention relates to environment friendly treatment equipment for floating objects in an aquaculture pond. The environment friendly treatment equipment for the floating objects in the aquaculturepond comprises a frame, a material interception mechanism, a material conveying mechanism and a material collection mechanism. The frame comprises two side plates and a material falling sliding platefixedly connected between the two side plates. The material interception mechanism, the material conveying mechanism and the material collection mechanism are arranged between the two side plates in the straight line direction, and the material conveying mechanism and the material collecting mechanism are distributed on two sides of the material falling sliding plate. The environment friendly treatment equipment for the floating objects in the aquaculture pond can be assembled on a hull to salvage the floating objects in the aquaculture pond, and can replace manpower to realize automatic salvage, so that labor intensity is reduced, salvage efficiency is improved, and ship loading of the floating objects for one-time ship-out is improved.

The invention provides a power catamaran for salvaging and collecting floating objects in water. The catamaran is provided with a left body ship, a right body ship and a connecting collecting bin between the left body ship and the right body ship, a motor is arranged on the ship surface of the right body ship, a motor shaft is provided with a double-groove rope winding wheel, a fixing shaft and afixing frame are connected between the left body ship and the right body ship, the left body ship and the right body ship are each fixedly provided with a supporting column provided with a pulley, a single-groove pulley is arranged in the left body ship, a double-groove pulley is arranged in the right body ship, the right bulkhead of the left body ship and the left bulkhead of the right body shipare respectively provided with a cable penetrating hole, a net frame with a steel wire net distributed in the middle is arranged, a rear frame of the net frame is sleeved on the fixing shaft and can rotate around the fixing shaft, two corners of the front end of the net frame are respectively connected with a sling, and the slings are wound in grooves. The power catamaran has the following advantages: the floating objects on the water surface can be salvaged and collected quickly, safely and conveniently.

The invention relates to a preparation method of plant essential oil for acne-removing and whitening skin care products. A preparation device of plant essential oil foracne-removing and whitening skincare products is used. The preparation device of plant essential oil for acne-removing and whitening skin care products comprises a cleaning mechanism and a preparation mechanism, the lower end of the cleaning mechanism is installed on the existing working ground, the preparation mechanism is arranged on the right side of the cleaning mechanism, and the lower end of the preparation mechanism is connected with the existing working ground. Rose essential oil needed in the acne-removing and whitening skin care product essence is prepared by adopting the design concept of a cleaning and drying distillation integrated structure; the arranged cleaning mechanism can stir and clean the rose petals through intermittent steering vortexes, the rose petals and stirring rods are arranged in a separated mode, the phenomenon of large-area fragmentation of the rose petals can be avoided, then the full utilization degree of the rose petals is increased, and the rose petals can be conveniently and rapidly fished; and the preparation mechanism can realize closed drying and distillation of the rose petals.

The invention relates to recycling equipment, in particular to waste battery recycling equipment. The invention aims at solving the technical problem of providing waste battery recycling equipment which can rapidly carry out shell breaking treatment on waste batteries and rapidly classify parts after the shell breaking treatment. For solving the technical problem, the waste battery recycling equipment provided by the invention comprises a mounting rack, supporting rods, a crushing frame, a crushing device, a discharging device and a mounting plate, wherein the supporting rods are arranged at the right side of the bottom inside the mounting rack in a bilateral symmetry way, the crushing frame is arranged at the top ends of the supporting rods at the left side and the right side, the crushing device is arranged at the upper part of the mounting rack, the discharging device is arranged at the lower part of the crushing frame, the mounting plate is arranged at the upper part of the left wall inside the mounting rack, and a first stay wire is connected with the right side of the bottom of the mounting plate in a bilateral symmetry way. The waste battery recycling equipment provided by the invention has the advantages that an arc-shaped screen frame is arranged for gathering all the graphite rods floating on water to the left side of a frame body, and the effect of rapidly fishing the graphite rods is achieved.

The invention relates to the technical field of environmental protection, in particular to a ship for collecting garbage on a tidal flat, which comprises a ship main body, a vibration fishing mechanism, a compression mechanism and a floating collection mechanism, the vibration fishing mechanism is mounted at the front end of the ship main body, the vibration fishing mechanism comprises a first movable rod, and a telescopic rod is mounted at the upper end of the first movable rod. A second movable rod is installed at the bottom end of the telescopic rod, a fishing shovel is installed at the front end of the second movable rod, a hole is formed in the upper end of the fishing shovel, a vibration screening device is installed in the hole, and a compression mechanism is installed at the upperend of the ship body. After garbage in water is fished through the vibration screen digging shovel and water is filtered out through the vibration screen, the garbage is conveyed into the rear garbagestorage box through the conveying belt and compressed and packaged through the air cylinder, the space in a ship is saved, energy consumption is reduced, and therefore the effects of rapid fishing, resource saving and consumption reducing are achieved.

The invention relates to the technical field of sewage treatment and discloses an automatic fishing device for treatment of textile wastewater. The automatic fishing device for treatment of the textile wastewater comprises a top plate, wherein two sides below the top plate are movably connected with guiding devices, lifting gears are movably connected inside the guiding devices, and a fixed support is movably connected below the top plate. Through actions of the guiding devices and gear rack plates, a loading bucket can be driven to do up-and-down movement and left-and-right movement in waterto fish impurities; a threaded shaft can rotate around a rotating shaft while autorotating with a bevel gear, being matched with upward movement of the threaded shaft, the loading bucket will tilt forwards by taking a downside hinge point as a center of circle, and the impurities in the loading bucket will be poured out for centralized treatment; and the process can be operated automatically and can be repeated repeatedly, the fishing process is rapider and is more thorough in cleaning, the treatment efficiency is increased, the condition that staff are in contact with toxic and harmful substances is avoided, and the safety of the staff is guaranteed.

The invention discloses a blue-green algae fishing device for lake water environment treatment, and belongs to the technical field of polluted water treatment. A blue-green algae fishing device for lake water environment treatment comprises a collecting box, a fishing transmission frame is arranged on the front side of the upper end of the collecting box, the lower side of the fishing transmission frame is fixedly connected with the front edge of the upper side of the collecting box, an anti-overflow cover is connected to the upper end of the collecting box, and an opening of the anti-overflow cover corresponds to an opening of the fishing transmission frame; expansion plates are arranged on the two sides of the salvage transmission frame correspondingly, two sets of collection hoppers are connected to the bottom face of the collection box, collection pipes are fixedly connected to the lower ends of the collection hoppers, a discharging assembly is arranged at the upper ends of the collection pipes, and a collection assembly is fixedly connected to the lower ends of the collection pipes; the rear side end of the collecting box is fixedly installed below the salvage ship body, and the output end of the collecting assembly communicates with a storage box of the salvage ship body. The problem that in the prior art, a blue-green algae fishing device is low in fishing efficiency is solved.

The invention relates to water conservancy equipment, in particular to a lake water surface water hyacinth harvest boat for water conservancy. In order to achieve the technical aims, the lake water surface water hyacinth harvest boat for water conservancy automatically collects and fishes water hyacinths, can reduce the work strength of manpower, achieves automatic fishing and collection and can reduce the danger of water surface operation. To achieve the above technical aims, the lake water surface water hyacinth harvest boat for water conservancy comprises a boat body, guide plates, mountingblocks, first rotating shafts, containing plates, check blocks, a mounting plate, a filter plate, an L-shaped rod, an electric wheel, a second rotating shaft, a sector gear and the like; and throughholes are formed in the upper portions of the left side and the right side of the boat body and are located above the waterline of the boat body. The lake water surface water hyacinth harvest boat achieves the effects that the water hyacinths are automatically collected and fished, the work strength of manpower can be reduced, automatic fishing and collection are achieved, and the danger of watersurface operation can be reduced.

The invention discloses a sleeve type life saving device. The sleeve type life saving device comprises a sleeve body, a front end cap and a back end cap, wherein the front end cap and the back end cap are respectively connected with the front end and the back end of the sleeve body to form a sealing structure; a cabin door and a ventilation pipe are arranged on the sleeve body, the cabin door is arranged on the sleeve body and is hinged with the sleeve body, and the ventilation pipe is arranged on the top of the sleeve body. The sleeve type life saving device has the advantages that the life saving device is a rescue capsule with the sealing structure, persons in the rescue capsule can be ensured to smoothly breath, and outside summer sunlight or lower air temperature can be isolated, the survive time of the drowning persons is prolonged, and the rescue rate is increased; furthermore, a hanging ring is arranged on the sleeve type life saving device, so that the sleeve type life saving device can be quickly salvaged by a lifeboat.

The invention discloses an intelligent ocean service platform which comprises a mounting table. The mounting table is characterized in that a floating assembly, a filtering assembly, a driving assembly, a drainage assembly, a reciprocating assembly and a linkage assembly are arranged on the mounting table, wherein a power source and a wireless controller are fixedly connected to one side of the mounting table, a containing pipe is fixedly connected to the other side of the mounting table, the containing pipe is of a structure with an opening in the side close to the mounting table, a water outlet disc is fixedly connected to the side, away from the mounting table, in the containing pipe, and the water outlet disc is of a structure with a water outlet. Through cooperation of the floating assembly, the filtering assembly, the driving assembly, the drainage assembly, the reciprocating assembly, the linkage assembly, a counterweight assembly and a float adding assembly, marine garbage can be automatically treated, the marine environment cannot be further polluted, the cost can be reduced, and garbage collection can be automatically carried out along with ocean currents.

The invention discloses an efficient alga salvaging device based on lake treatment. The efficient alga salvaging device comprises a shell, a storage battery is arranged inside the shell, a motor is fixed to the left side of the shell, a fan is connected to the right side of the motor through a bearing, a gear disc is connected to the right side of the motor through a bearing, a bevel gear is connected to the lower portion of the gear disc through a gear, a salvaging assembly is arranged on the right side of the shell and connected to a bevel gear crawler belt, the salvaging assembly comprises a separation wheel, a separation bin is fixed to the right side of the separation wheel and fixedly connected to the left side of the shell, a filter screen is slidably connected to the lower portion of the interior of the separation bin, an elastic rod is fixed to the middle of the filter screen, an elastic ring is fixed to the rear side of the bevel gear, a conveying wheel is fixed to the middle of the separation wheel, and the elastic ring is connected to a conveying wheel crawler belt. The efficient alga salvaging device based on the lake treatment has the characteristics of controlling the salvaging speed and accelerating alga fermentation by judging the amount of algae.

The invention discloses a fishpond drop net instant catching device. The device comprises a drop net, a net supporting device and a net lifting device, wherein the drop net comprises a net body which is of a cubic groove-shaped structure after being unfolded, a plurality of pull rings which are distributed along the opening edge of the net body at intervals, and pull ropes which are inserted in the pull rings in a penetrating manner; each pull rope penetrates through the three edges of the net body and forms two pulling ends; the net supporting device is arranged on the periphery of the drop net and comprises four first pulleys, and the four first pulleys are correspondingly arranged at the four corners of the drop net and matched with the pull ropes. The net lifting device comprises a lifting frame used for lifting the longitudinal height of the two pulling ends of each pull rope, a counter weight connected to the pulling ends of the pull rope, and a switch device used for locking the position of the counter weight. According to the device, finished fishes can be gathered and fished quickly, the fishing efficiency is effectively improved, and the finished fishes are gathered in a small range to facilitate manual sorting.

The invention discloses an oil removal and skimming device for sewage treatment and an oil removal method.The oil removal and skimming device comprises a salvage pond, a treatment pond, a gate, a chemical feeding frame and a mixing motor, two cavities are formed in the treatment pond and are the chemical feeding cavity and the sedimentation cavity respectively, and the chemical feeding cavity and the sedimentation cavity are in an inclined state relative to the treatment pond; the gate is arranged between the sedimentation cavity and the medicine feeding cavity, the salvage pool is communicated with the treatment pool through a pipeline, and a sewage draining exit is formed in the upper portion of the salvage pool. Compared with the prior art, the equipment has the beneficial effects that the equipment for precipitating the oil layer by using the chemical medicine is provided by the technical scheme, oil is filtered after being precipitated by the equipment, the filtering effect can be greatly improved, and automatic fishing equipment is adopted by the technical scheme to realize rapid fishing, so that the equipment is convenient to use. And a multi-section integrated type inner cavity filtering system is adopted, sundries of different degrees can be filtered in a concentrated mode, then the sundries are taken out in a vibration mode and concentrated in one container, and the sundries can be conveniently taken out manually.

The invention discloses a tool for a drilling and production process, especially a fisher for fishing downhole objects in the drilling and production process, belonging to the technical field of drilling and production equipment. The fisher comprises a connecting rod, wherein a two-way slidable outer sleeve is sleeved on the connecting rod, and a group of radially openable pawls are arranged at the end of the connecting rod. When the outer sleeve moves away from the pawls, the pawls can depart from a cavity of the outer sleeve and open; and when the outer sleeve moves to the pawls, the pawls close and are contained in the cavity of the outer sleeve. The fisher disclosed by the invention is capable of fishing a downhole rope form object conveniently and quickly in oil and gas drilling production by the gravity action of the outer sleeve.