83 results about "Sprat" patented technology

The utility model discloses an adjustable oil pipe fishing spear, which relates to the technical field of oil pipe fishing, and comprises a fishing rod, a plurality of groups of clamping mechanisms are arranged in the fishing rod, each group of clamping mechanisms comprises a telescopic plate, a plurality of grooves are formed in the surface of the fishing rod, and a support column is fixedly arranged on the side wall, far away from an extrusion part, of each telescopic plate. Column grooves matched with the supporting columns are formed in the fishing rods, first springs sleeve the outer sides of the supporting columns, mounting grooves are formed in the tops of the sides, close to the extrusion part, of the telescopic plates, ejection blocks are hinged to the positions, located in the mounting grooves, of the telescopic plates, second springs are fixedly arranged on the side walls of the ejection blocks, and the ends, away from the side walls of the ejection blocks, of the second springs are fixed to the inner walls of the mounting grooves. The ejection block is driven by the elastic force of the second spring to turn outwards, then the multiple clamping parts abut against the inner wall of the oil pipe and are clamped, then the fishing rod is driven by the elevator to move upwards to enable the multiple sets of clamping mechanisms to clamp the oil pipe to be lifted out of an oil well, the elevator does not need to drive the fishing rod to sink by a deep distance, and the construction difficulty of oil pipe fishing is reduced.

The utility model belongs to the technical field of weighing devices, and particularly relates to a weighing connector which comprises an installation rod, a sliding hole is formed in the right end of the installation rod, and a square groove is formed in the left end of the sliding hole. When in use, the two ends of the mounting rod can be respectively connected with the dip net head and the dip net rod through the screw hole I and the screw rod I, and the dip net is vertically placed after fish is fished out of water through the dip net, so that the fish in the dip net head pulls the dip net head and the sliding column to descend, and the dip net head and the sliding column slide down. At the moment, a user can observe the scales displayed on the sliding column to judge the weight of the fish catch, so that the fish catch is weighed while being caught, the functionality of the dip net is effectively improved, the fishing experience is enriched, practicability is high, popularization is easy, and meanwhile when the device is used for a long time, the elasticity of the spring changes, and the fishing effect is good. The fine adjustment roller can be rotated to enable the stretching plate to move leftwards to stretch the spring, so that the spring stretching force is increased, the weight measurement accuracy is ensured, and the service life of the device is effectively prolonged.

The utility model relates to the technical field of fishing equipment, in particular to a trigger linkage structure of an automatic fishing machine, which comprises a base, a locker, a lifting rod spring device and a trigger device. The locker is rotationally connected to the base. A containing groove is formed in the base, and a hook piece is arranged on one side, close to one end face of the fishing rod, of the locking device in a protruding mode. The trigger device comprises a buckling piece and a swinging piece. One end of the buckle piece is provided with a barb-shaped hook, and the hook is hung on the hook piece. The other end of the buckle piece is arranged at one end of the swing piece in an abutting connection mode, and the weight of the other end of the buckle piece is smaller than that of the end, provided with the hook, of the buckle piece. The other end of the swing piece is electrically connected with the inductor, and the inductor is electrically connected with an annunciator on the fishing rod. The lifting rod spring can lift the fishing rod and the locking device. The annunciator on the fishing line induces the stretching stroke of the fishing line to control the inductor to be powered off, unlocking efficiency is high, rod raising is faster and smoother, and automatic rod raising and fish pricking are achieved.

This utility model relates to the field of spawning ponds and discloses a spawning pond for convenient collection of fish eggs. It includes a water tank, a winding mechanism, a support roller, a net, and a long rod. The winding mechanism is located at the rear end of the water tank. The support roller is fixedly mounted on both sides of the rear edge of the upper surface of the water tank via base bearings. The winding mechanism includes a roller, a collection frame, a rotating block, a reset rod, and two support rods. One end of the roller movably passes through one side of the front end of the collection frame and extends to the outside of the other side. The other end of the roller is rotatably mounted on the rotating block. A cam is fixedly fitted at the end of the roller located inside the collection frame. The reset rod movably passes through the rear end of the collection frame. A limit plate is fixedly installed at the front end of the reset rod, and a spring is fitted on the reset rod. In this utility model, the user rotates the handle to rotate the roller, gradually winding and tightening the net, which is then pulled out of the water. This facilitates single-person operation and significantly improves efficiency.

According to the technical scheme, the quantitative feeding device is characterized in that the quantitative feeding device comprises a buoyancy frame, a plurality of buoyancy barrels are fixedly installed on the bottom face of the buoyancy frame, a material barrel is fixedly installed in the buoyancy frame, and the outer circle wall face of the material barrel is fixedly sleeved with a fixing ring; the throwing assembly is arranged on the outer circle wall face of the material barrel and used for throwing baits for deep-sea breeding, the throwing assembly comprises a butt joint table, the butt joint table is arranged on the outer circle wall face of the fixing ring, and through the linkage rotation design of the fixing table and the butt joint table, the vertical height difference between the fixing table and the butt joint table caused by water level fluctuation is automatically compensated; it is ensured that a key butt joint part clamping column and a groove are always kept aligned on a space track, rigid butt joint obstacles caused by water level fluctuation are avoided, a cam-spring mechanism is driven through movement of a recovery steel rope, and the clamping column generates high-frequency micro-amplitude vibration.

The utility model discloses a kind of unloading's hypophthalmichthys nobilis square block hooks, including buoyancy plate and main line, the outer surface of the buoyancy plate is fixedly connected with a group of extension rods, the end of each extension rod away from buoyancy plate is fixedly connected with middle pipe arm, the inside of the buoyancy plate is fixedly embedded with bearing, the outer surface of the buoyancy plate is equipped with cover bait plate.The device is cooperated with first spring and second spring by the sub-line hook and intermediate line hook of setting, when hypophthalmichthys nobilis fish hook struggles violently, the great impact force generated by it can be converted into spring's elastic potential energy, thereby being effectively buffered and absorbed, avoid instantaneous rigid tensile force exceeding fish hook strength or fish lip tissue bearing limit, leading to fishing hook failure, can effectively solve the problem that because hypophthalmichthys nobilis is middle upper layer filter-feeding fish, impact force is stronger, many traditional hypophthalmichthys nobilis square block hooks cannot carry out unloading when fishing group is impacted, prone to unhooking phenomenon, will seriously affect user fishing experience problem.

The utility model relates to the technical field of lobster culture ponds, and provides a small green dragon culture pond which comprises an inserting groove formed in the surface of the inner wall of one side of a pond body and an anti-falling net inserted into the inserting groove, a pulling plate is fixedly installed on the surface of one side of the anti-falling net, and a through groove is formed in the surface of the outer wall of one side of the pond body. The limiting device comprises a sliding groove formed in the surface of one side of the pool body and two sliding blocks sliding in the sliding groove in a matched mode, a spring is fixedly installed between the two sliding blocks, the limiting device further comprises a hinged plate hinged to the surfaces of the sliding blocks, a T-shaped plate is hinged to the end, away from the sliding blocks, of the hinged plate, an inserting rod is fixedly installed on the surface of the T-shaped plate, and the inserting rod is fixedly connected with the limiting device. Through the limiting device, the anti-falling net can be limited and fixed in the pond body, then the purpose of preventing the small green dragon from escaping is achieved, and the effect of reducing economic losses is further achieved.

The utility model discloses a fish processing belly opening device which comprises a processing table, one side face of the processing table is connected with a fixing assembly, the fixing assembly comprises two sliding grooves, the inner side wall of each sliding groove is connected with a sliding rod, and the outer surface of each sliding rod is connected with a mounting block in a sliding mode. According to the device, through sliding connection between a sliding groove and a mounting block, sliding connection between a sliding rod and the mounting block and resilience force of a telescopic spring, two clamping plates can conveniently and rapidly clamp and position fishes of different sizes, the situation that fish swing influences the belly opening efficiency is avoided, a cutting wheel can be driven to rotate through rotation of a power motor, and the cutting efficiency is improved. The rotating screw rod can be driven to rotate in the inner ring of the bearing seat in cooperation with rotation of the servo motor, the rotating screw rod is in threaded connection with the T-shaped fixing seat in cooperation with the rotating screw rod, the power motor and the cutting wheel can be driven to move to conduct belly opening operation on fishes, and the situation that people are stabbed is reduced.

1. The name of the design product: sea shell and crab clamping device (with switch spring labor saving). 2. The use of the design product: used for clamping sea shell and crab in deep water, suitable for various sea shell hunting activities. 3. The design points of the design product: the shape of the product. 4. The picture or photo that best indicates the design points: perspective view.

The invention provides a self-adaptive automatic fish killing device for small and medium-sized grass carps, and relates to the technical field of fresh food processing machinery. Comprising a rack, and a feeding device, an abdominal scale removing device, a roller device, a back scale removing device, a conveying device and a belly opening and viscera removing device which are sequentially arranged on the rack along the technological process. According to the multi-stage self-adaptive flexible scaling system, a floating knife roll is matched with a high-rigidity torsion spring, so that enveloping and scaling of fish bodies with different curvatures are realized; the special-shaped lawn pattern conveying belt module is adopted, so that the problems of slipping and flexible centering clamping of wet and slippery fish bodies are solved; the servo motor is matched with the lifting module to drive the laparotomy tool, and micron-level cutting depth control is achieved. The device is small in size, full-process automation is achieved, and the problems that existing equipment cannot adapt to thick and hard scales of grass carps, gallbladders are prone to being broken when laparotomy is conducted, and manual processing efficiency is low are effectively solved.

The utility model relates to the technical field of fishing gear baits, and discloses a novel bait for a fishing gear, which comprises a shell, a gear box is fixedly connected to the right side in the shell, a rotating rod I is rotatably connected to the left side in the gear box, a roller is fixedly connected to the middle upper part of the outer wall of the rotating rod I, and a pull rope is fixedly connected to one side of the roller. The other end of the pull rope penetrates through the left side of the gear box, a spring is fixedly connected to the lower middle portion of the outer wall of the first rotating rod, a second rotating rod is rotationally connected to the right side of the interior of the gear box, gears are fixedly connected to the middle of the outer wall of the second rotating rod and the middle of the outer wall of the first rotating rod, and the two gears are connected in an engaged mode. According to the utility model, through compression of the spring, the rotating rod I drives the rotating rod II to rotate through the gear, and meanwhile, the shifting plate rotates and extrudes the baffle and the spring, so that the rotating shaft drives the fishtail to shake repeatedly, the irregular swimming posture of fish is simulated, the fish is lured dynamically, and the fish lured success rate is greatly improved.

The utility model relates to the technical field of bait production, and discloses a bait stirring device which comprises a supporting frame, the supporting frame is provided with a stirring device, the stirring device is provided with a cover plate, the cover plate is provided with a filter screen, a knocking assembly is arranged between the stirring device and the cover plate, the knocking assembly comprises an installation box, half teeth, a rack, an installation base and a knocking rod, and the installation base is arranged at the upper end of the cover plate. The knocking rod is arranged in the mounting base, a torsional spring is arranged between the knocking rod and the mounting base, the knocking rod is provided with an extension plate, the extension plate is provided with a first abutting block, the mounting box is arranged on the outer wall of the stirring barrel, the mounting box is provided with a sliding groove, the rack is arranged in the mounting box, a spring is arranged between the rack and the mounting box, the rack is provided with a connecting rod, and the connecting rod is provided with a second abutting block. The half teeth are arranged on the outer wall of the stirring device; a power piece is arranged on the outer wall of the stirring device; and through quick resetting of a second abutting block, a first abutting block is pressed downwards, so that a knocking rod downwards impacts a cover plate under the action of a torsional spring, and bait powder attached to the filter screen is knocked down.

The invention discloses a large water body culture fish fingerling throwing device, and relates to the technical field of culture fish fingerling throwing, the large water body culture fish fingerling throwing device comprises a slideway, the slideway is provided with a buffer protection mechanism, and the buffer protection mechanism comprises a buffer plate. According to the large water body culture fingerling putting device, after fingerling is guided into the sliding way through the scattered fish inlet mechanism, the fingerling slides down along the inclined face of the sliding way, in the sliding-down process, part of water enters all the hollow water plates, so that the water bag is filled, the water bag is in a protruding state, and the water bag is prevented from falling off. Fish fingerlings are elastically buffered through the water bags, friction damage to the fish fingerlings in the sliding process is reduced, meanwhile, in the continuous sliding process of the fish fingerlings, the buffer spring rods and the buffer plates are matched to achieve step-by-step buffering of the fish fingerlings and reduce the sliding impact force of the fish fingerlings, and therefore it is ensured that the fish fingerlings can enter a throwing pool gently, impact damage is reduced, and the fish fingerlings are protected; and the survival rate of the fingerlings after being put is improved.

The invention discloses a variable stiffness rope-driven robotic fish, which comprises a robotic fish body, a control part and an electronic function module, the robotic fish body comprises a rigid fish head part, a flexible fish skeleton and an adjustable fish tail part, the flexible fish skeleton is formed by combining a variable stiffness mechanism and a rope and is used for driving the robotic fish to swim, and the variable stiffness characteristic is provided by a spring element; a variable stiffness mechanism is matched with a rope driven by a motor to simulate the antagonism of muscles when fishes swim in nature, so that the swim speed and efficiency are improved to a certain extent, and tail fins of different models can be detached and replaced at the tail part of the fish; the control part, the electronic function module and the power supply are all arranged in the cavity of the fish head part; the robotic fish is controlled by an infrared remote control open loop, can realize swinging of the fish tail at different frequencies, can be used for researching optimization of a variable stiffness mechanism, and is expected to be used in the fields of underwater exploration, environment detection and the like after being carried with other detection modules.

The multi-specification fish product screening device comprises a conveying belt, a screen, a stand column, a moving rod, a vibrating mechanism, a collecting tank and an adjusting mechanism, the adjusting mechanism comprises a lifting plate, an adjusting spring, an electric sliding table and a pushing plate, frozen fish slices to be screened are conveyed to the screen through the conveying belt, and under the action of the vibrating mechanism, the frozen fish slices are conveyed to the collecting tank. The frozen fish fillets can be screened on the screen, small-size fish fillets can enter the collecting tank below the screen, large-size fish fillets can enter the collecting tank on one side of the screen, multi-specification screening of fish products is achieved, the lifting plate is arranged in the collecting tank, and when the fish fillets fall onto the lifting plate, under the action of the adjusting spring, the fish fillets can be separated from the collecting tank, and the fish fillets can be separated from the collecting tank. On the other hand, the electric sliding table can push the fillets on the lifting plate through the pushing plate, so that the fillets are uniformly dispersed, the consistent falling height is ensured, and the fillets are further prevented from being damaged.

The invention relates to a knife device (10) for at least partially separating fish fillets (12) from deheaded slaughtered fish (11) having an open abdominal cavity (13), comprising: a transport device (21) having at least one transport element (22) for transporting the fish (11) in a transport plane (23) in a transport direction (24) with the tail (46) facing forward; at least one blade unit (25) which is arranged in the transport direction (24) and is designed for at least partially penetrating into the transport plane (23), the blade unit (25) comprising a blade (26) and a corresponding blade bearing support (27) which is spring-loaded by means of at least one spring element (28), the blade unit (25) being designed and adapted for at least partially penetrating into the transport plane (23) under a yield counter-pressure of the spine (14). The invention relates to a blade arrangement (10) for at least partially peeling and separating a fish fillet (12) from a rib (20) surrounding a belly cavity (13), characterized in that the blade arrangement (10) comprises an adjustment device (29) connected to a blade unit (25), in which the adjustment device (29) is configured and adapted to at least partially pivot a blade (26) around at least one pivot axis (30, 31) clockwise or counterclockwise (32, 33). The invention further relates to a corresponding device and to a corresponding method for separating fillets (12) from fish (11).

The utility model discloses a returnable fishing tap, which belongs to the technical field of drilling tools, aims at solving the problems that when a severely corroded fish is fished, the pressure or the rotating speed is difficult to reduce in time, the fish is easy to crack and the fishing fails, and comprises a sleeve shell, a piston is arranged at the inner bottom of the sleeve shell, and a second mounting plate is fixed on the bottom surface of the piston; a side hole is formed in the bottom of the inner side wall of the sleeve shell, and a pressure sensor is fixed to one side face of the inner side wall of the side hole. According to the utility model, the side hole can be blocked by the arc-shaped plate, so that the connecting ball cannot be pushed when the tap is not in contact with a fish, and whether the tap is in contact with the fish can be detected through the connecting ball, the moving column, the spring, the pressing plate and the pressure sensor, so that the pressure and the rotating speed of the tap on the fish can be conveniently reduced in time; and the condition that the fish is broken when the severely corroded fish is salvaged is avoided.

The application discloses a full-automatic vertical fish killing machine, and belongs to the field of aquatic product processing equipment. The fish killing machine is composed of a rack, a conveying device, a speed position adjusting device, a scale removing device, a cutting device, an internal organ removing device and a leading-out device. The conveying device is provided with a transverse conveying belt and a longitudinal conveying cylinder, and is used for conveying the fish body from the transverse direction to the vertical direction; the speed position adjusting device is movably connected with the rack and is used for adaptively adjusting the posture of the fish body. The scale removing device is a bionic spiral scale removing device, and is used for removing the scales of the fish body in a high-efficiency and dead-angle-free manner by means of a high-rigidity spring structure. The cutting device is a thin gap disc cutter, and is used for accurately cutting the fish body without damaging the fish meat. The internal organ removing device is used for removing the internal organs and cleaning the abdominal cavity by means of an arc-leaf planer rod and a spraying device. The leading-out device is a hollow sliding groove, and is used for automatically separating the fish body from the dirt. The fish killing machine realizes full-process automatic and continuous operation of fish feeding, positioning, scale removing, abdominal cutting, internal organ removing, cleaning and finished product collecting, improves the processing efficiency and quality, and is suitable for large-scale processing of various fishes.

The lower end of an upper connector is connected with a body, the body is sleeved with a sealing component and a sealing push ring, the upper end of the sealing push ring is embedded into an opening in the end of the sealing component, an outer rack is fixed to the inner hole wall of the sealing push ring, a gear is arranged at an installation opening of the body, and the gear is meshed with the outer rack. A center rod is installed in an inner hole of the body, an inner hole of the center rod is of a blind hole structure with the upper end closed, a communication opening communicated with the inner hole is formed in the periphery of the upper end of the center rod, the periphery of the hollow rod is movably sleeved with a back cap, a rack piston and a reset spring in sequence from top to bottom, and the rack piston is meshed with the gear. A gear and rack structure is adopted, it is guaranteed that a sealing component is in an original state and is smaller than the inner diameter of a fish when the fishing spear sealing assembly is put into the fish or lifted upwards to fish the fish, and when sealing is needed, a pump is started to press the sealing component under the action of liquid pressure and the rack and gear structure to open the sealing component, and sealing and outer circulation are established. The sealing stability is enhanced, and the fishing success rate is increased.

This invention relates to the field of oil and gas extraction engineering, and discloses a retrieval tube for coiled tubing operations that can determine the retrieval status. The retrieval tube includes an upper connector, a sliding rod, a spring, a slider, a connecting tube, slips, and a guide shoe tube. The slips are used to hold the fallen fish. The mechanical cooperation between the slider and the sliding rod causes a change in the opening and closing state of the fluid channel inside the tool after the fish is retrieved, resulting in a significant increase in the surface pump pressure, which is used to determine the retrieval status. This invention has a simple structure and can determine whether a fallen fish has been retrieved simply by changing the pump pressure, avoiding the uncertainty caused by relying on experience-based judgment. It is suitable for downhole retrieval operations in coiled tubing.

This invention discloses an integrated fish-killing device, belonging to the field of aquatic product processing. It includes an outer shell with a fish inlet on the right side and a fish outlet and viscera outlet on the left side (from top to bottom). A fish-exit plate and a viscera plate are fixed inside the shell. A blade holder is slidably connected inside the shell via a guide rod. The back-opening blade on the blade holder is driven by a motor and is linked to a screw, a screw rod, a gear, and a toothed plate, allowing its height to be adjusted according to the fish's thickness. Fish scale brushes are rotatably connected to supports on the front and rear sides of the shell. Springs on the fish scale brushes ensure they fit snugly against the fish's body, and the vertical frame and toothed plate work together for linkage adjustment. On the shelf to the right of the viscera plate, a motor drives a gear to move an arc plate, a slanted frame, and a figure-eight distributed support plate, which can open the fish's back to facilitate viscera removal. A transmission roller and a transmission belt drive the fish's movement. This device integrates scaling, back-opening, and viscera removal functions, has a high degree of automation, is adaptable to different fish sizes, and significantly improves fish-killing efficiency and processing quality.

The invention relates to the technical field of aquatic animal breeding, in particular to a breeding net cage. The technical scheme comprises a mounting plate; the base is fixedly connected to the mounting plate; the buoy is fixedly connected to the mounting plate; the connecting rod is fixedly connected to the middle of the base; the steel rope penetrates through all the mounting plates; and the buffer springs are fixed between the buoys of the two adjacent frame part groups. Flexible connection of the frame assemblies is achieved through the buffer springs, the overall structure can effectively absorb severe impact energy of sea waves, rigid collision is converted into elastic deformation, the storm resistance and structural durability of the frame are improved, and the problem that a traditional rigid enclosure frame is prone to fatigue and damage is fundamentally solved; meanwhile, the modularized frame assembly is adopted, the structure is simple, assembly and disassembly are convenient and fast, on-site rapid assembly can be conducted in an actual installation area, the transportation size can be effectively reduced, the transportation and installation cost can be greatly reduced, and then the overall use economic benefits of the device are improved.

In the disclosed embodiments, a fish release assembly comprises a lanyard comprising a first loop, a second loop, and a pliable structure operatively connected to the second loop of the lanyard; and a sinker release. The sinker release is a cylindrical body comprising: a spring-loaded plunger, a slot, a first eyelet, a second eyelet; a first swivel; and a second swivel. A sinker is operatively connected to the cylindrical body via a hook line. The cylindrical body is operatively connected to the first swivel and the second swivel. The spring-loaded plunger actuates a release mechanism of a fish secured on the lanyard.

The present application relates to the technical field of bionic fish, and discloses a bionic fish driving device and a bionic fish.The driving device comprises a framework structure and a driving assembly, the framework structure is composed of a plurality of rigid units connected through movable joints, and the driving assembly comprises a swing mechanism, a linkage mechanism, a push rod and a flexible spine.The swing mechanism is hinged to a fixed shaft and is driven by a motor to swing back and forth, and the linkage mechanism is driven to swing synchronously by the push rod.An adjustable damping device is arranged on the linkage mechanism, and the end portion of the linkage mechanism is pressed against the flexible spine penetrating through the rigid unit under the pre-tightening force of a spring.By adjusting the damping device, the bending stiffness of the flexible spine is changed, so that the amplitude and posture of the bionic fish swimming are dynamically adjusted, and the bionic fish can be flexibly switched between high maneuverability and high efficiency, high fidelity mode.The bionic fish seals the above-mentioned device in the head and multi-section tail shell, and has compact structure, reliable transmission and good sealing performance.

The utility model discloses a fishing rod support which comprises a front support body and a rear support body, the front support body and the rear support body are both installed on a rod erecting device, the front support body comprises a front fork, a front support rotating disc, a front support upper fastener and a front support lower fastener, and one side of the top of the front support lower fastener is rotationally connected with the front support upper fastener through a second front support rotating shaft. The top of the front bracket upper fastener is rotationally connected with the front bracket turntable through a front bracket rotating shaft III; when a fish gets hooked, a fisherman drags the fishing rod backwards, the rear fork can move and tilt along with the fishing rod, the fishing rod does not need to be lifted firstly, the fisherman can lift the fishing rod more quickly, and the possibility that the fish escapes is reduced; after tilting along with the fishing rod, the rear fork can automatically return under the action of the spring, so that the use is more convenient; the boss arranged on the front fork can prevent the fishing rod from slipping off, and the pulley can enable the fishing rod to be dragged smoothly and prevent the fishing rod from being scratched. And by arranging the front bracket bead screw and the rear bracket bead screw, the positioning of the front fork and the rear fork during rotation can be realized, and the stability of the bracket is ensured.

A smart fishing rod includes a rod assembly, a spring assembly, and a magnetic track assembly. In one embodiment, the rod assembly resembles a modular fishing rod that is used in recreational fishing. The spring assembly is mounted towards the handle portion of the rod assembly. Additionally, the spring assembly includes a hooked spring and a nibble spring. The spring assembly is also operatively connected to a plurality of LED lights to notify a user when a fish is caught or nibbles on the line of the rod assembly. When a fish is caught, the magnet track assembly allows for the reel within the sliding reel holder to move back and forth thereby notifying a user that there is a fish on the line.

The utility model relates to the technical field of freshwater fish culture, and discloses a freshwater fish culture tail water filtering device which comprises a filtering tank, a water inlet is fixedly installed on the surface of the filtering tank, a guide pipe is fixedly installed on the inner wall of the filtering tank, and a circular ring is fixedly installed on the inner wall of the filtering tank. By arranging a control assembly, in the rotating process of a scraping plate, impurities on the surface of a filtering plate can be scraped away, meanwhile, when a protruding block abuts against the tangent plane of a supporting rod, the supporting rod is stressed to slide into a connecting block, and a sliding rod fixed to the surface of the supporting rod slides in an arc-shaped groove formed in the surface of a rotating rod; the rotating rod can drive the winding wheel to rotate and wind the rubber rope, and the movable ring fixed on the surface of the rubber rope can be stressed to move on the surface of the scraper under the support of the first spring, so that impurities adhered to the surface of the scraper are scraped, and the situation that the subsequent tail water filtering effect is affected due to impurity retention is avoided.

The utility model discloses a kind of integral type continuous fish killing machines of exempting from screening, it is related to fishery machinery technical field;The right side of fish inlet is respectively provided with first continuous spring scale remover, second continuous spring scale remover, the rear side of second continuous spring scale remover is respectively provided with first push gear mechanism, second push gear mechanism, be provided with scale remover mechanism between first push gear mechanism, second push gear mechanism, the right side of second push gear mechanism is provided with sawtooth knife group, the rear side of sawtooth knife group is provided with separating device, separating device is fixedly installed on main frame, the right side of separating device is provided with conveying and pressing transmission mechanism, the end of conveying and pressing transmission mechanism is provided with separating fork mechanism, the utility model realizes set fish, scale, open back, cleaning, separation, collection in one, realize whole process automation operation, reduce manual intervention, ensure accurate operation, significantly save time cost, make processing work efficient and smooth.