CN111409792A - Cleaning device for underwater abandoned fishing net - Google Patents
Cleaning device for underwater abandoned fishing net Download PDFInfo
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- CN111409792A CN111409792A CN202010262249.5A CN202010262249A CN111409792A CN 111409792 A CN111409792 A CN 111409792A CN 202010262249 A CN202010262249 A CN 202010262249A CN 111409792 A CN111409792 A CN 111409792A
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- box body
- fishing net
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C7/00—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63C—LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS; LIFE-SAVING IN WATER; EQUIPMENT FOR DWELLING OR WORKING UNDER WATER; MEANS FOR SALVAGING OR SEARCHING FOR UNDERWATER OBJECTS
- B63C7/00—Salvaging of disabled, stranded, or sunken vessels; Salvaging of vessel parts or furnishings, e.g. of safes; Salvaging of other underwater objects
- B63C7/16—Apparatus engaging vessels or objects
Abstract
The invention discloses a cleaning device for underwater waste fishing nets, which comprises a box body with a circular cross section, a ballast tank arranged in the box body, a plurality of support rods arranged at the lower part of the box body, rollers arranged at the lower end of each support rod, a traction rod arranged at the front side of a base, a horizontal telescopic mechanism arranged at the rear side of the upper part of the box body, a swing motor arranged at the rear end of the horizontal telescopic mechanism, a swing rod connected with a rotating shaft of the swing motor, a hydraulic oil cylinder arranged at the rear end of the swing rod, a rotating motor connected with a telescopic rod of the hydraulic oil cylinder, and a turntable connected with the rotating shaft of the rotating motor, wherein; the invention has the characteristics of high waste fishing net cleaning efficiency, high automation degree and good safety.
Description
Technical Field
The invention relates to the technical field of submarine garbage cleaning, in particular to a submarine waste fishing net cleaning device which is high in waste fishing net cleaning efficiency, high in automation degree and good in safety.
Background
Various fishing nets abandoned by fishermen in the sea are scattered in various sea areas of the world, most of the fishing nets are made of durable and wear-resistant materials such as nylon, and the fishing nets can kill marine organisms such as the Chinese pulsatilla and whales easily, so that the marine organisms can be suffocated, and even the ships and divers at sea can be threatened.
It is estimated that octopus killed by the discarded fishing net in japan each year corresponds to the total amount of octopus killed in japan in one year. The ghost-like waste fishing net wanders at the sea bottom, and poses great threat to marine organisms;
The difficulty of cleaning the abandoned fishing net at the seabed is very high, a lot of manpower and material resources are needed, the working environment is severe, and the safety is poor.
Disclosure of Invention
The invention aims to overcome the defects that in the prior art, the waste fishing net at the sea bottom is difficult to clean, much manpower and material resources are needed, the working environment is severe, and the safety is poor, and provides the cleaning device for the underwater waste fishing net, which has high waste fishing net cleaning efficiency, high automation degree and good safety.
In order to achieve the purpose, the invention adopts the following technical scheme:
A cleaning device for underwater abandoned fishing nets comprises a box body with a circular cross section, a ballast tank arranged in the box body, a plurality of support rods arranged at the lower part of the box body, rollers arranged at the lower end of each support rod, traction rods arranged at the front side of a base, a horizontal telescopic mechanism arranged at the rear side of the upper part of the box body, a swing motor arranged at the rear end of the horizontal telescopic mechanism, a swing rod connected with a rotating shaft of the swing motor, a hydraulic oil cylinder arranged at the rear end of the swing rod, a rotating motor connected with a telescopic rod of the hydraulic oil cylinder, a rotary disc connected with the rotating shaft of the rotating motor, a plurality of stirring rods arranged on the lower surface of the rotary disc, a horizontal support rod arranged at the rear side of the lower part of the base and; the horizontal telescopic mechanism comprises a sleeve connected with the box body, a telescopic cylinder arranged in the sleeve and a connecting rod connected with a telescopic rod of the telescopic cylinder, the connecting rod is connected with the sleeve in a sliding manner through a circular plate, and a sealing ring is arranged between the circular plate and the sleeve; the fishing net tearing device comprises a rotary disc, a fishing net tearing mechanism and a camera, wherein the rotary disc is provided with a waste fishing net clamping mechanism; the waste fishing net clamping mechanism, the telescopic cylinder, the camera, the swing motor, the rotating motor, the hydraulic oil cylinder and the fishing net tearing mechanism are all electrically connected with the controller.
The ballast tank is filled with water, the invention is put into the water, each roller is in contact with the soil layer at the bottom of the water, the ship pulls the traction rod to move forward, the staff observes the image shot by the camera, the swing motor is controlled by the controller to drive the swing rod to swing left and right, the hydraulic oil cylinder drives the rotating motor and the turntable to descend, the telescopic cylinder drives the horizontal telescopic mechanism to stretch, so that each stirring rod is inserted into the soil layer, the rotating motor drives the rotating disc to rotate, if waste fishing nets are arranged on the soil layer and in the soil layer, the fishing nets are wound on each stirring rod, then, the waste fishing net clamping mechanism is controlled to clamp the waste fishing nets on the stirring rods, the hydraulic oil cylinder, the telescopic air cylinder and the swing motor drive the turntable to reach the upper part of the fishing net collecting box, under the effect of gravity, the abandoned fishing net drops into the fishing net collecting box, and the fishing net tearing mechanism tears and collects the abandoned fishing net in the fishing net collecting box.
Preferably, the fishing net collecting box comprises a rectangular supporting plate, a front baffle and a rear baffle which are respectively arranged on the front edge and the rear edge of the rectangular supporting plate; the fishing net tearing mechanism comprises a longitudinal roller arranged on the upper surface of a rectangular supporting plate, a roller supporting frame, a rolling motor used for driving the roller to rotate and a plurality of conical bulges arranged on the upper surface of the rectangular supporting plate in a staggered mode, a plurality of tearing rods arranged in a staggered mode are arranged on the outer peripheral surface of the longitudinal roller, and each tearing rod is matched with each conical bulge in a staggered mode; the roller motor is electrically connected with the controller.
Preferably, the peripheral surface of the roller is also provided with 4 axial grooves, and each axial groove is provided with a strip-shaped lug; the lower end of the strip-shaped lug is hermetically connected with the axial groove through a strip-shaped sealing plate, and a first return spring is arranged between the lower surface of the strip-shaped sealing plate and the bottom surface of the axial groove;
The lower part of the tearing rod is positioned in a radial groove arranged on the peripheral surface of the roller, the lower end of the tearing rod is connected with the radial groove in a sealing way through a circular sealing plate, a second reset spring is arranged between the lower surface of the circular sealing plate and the bottom surface of the radial groove, gas is contained in the axial groove and the lower part of the radial groove, and the bottom of the axial groove is communicated with the bottom of a group of radial grooves parallel to the axial groove.
After the abandonment fishing net dropped into the fishing net collecting box, the cylinder motor drives the cylinder rotatory, the abandonment fishing net twines more tightly on the cylinder gradually, each strip lug of fishing net extrusion, each strip lug moves to axial recess bottom, gas is driven to arrive the bottom of each radial recess, each tears the stick and moves to radial recess upper portion, each length that tears the stick and expose the cylinder outer peripheral face becomes long, make the winding have the abandonment fishing net of certain thickness all can be impaled by each to tear the stick in rolling, when the cylinder rotates to meet with each conical arch, each conical arch blocks the abandonment fishing net of process, each tears the stick and makes abandonment fishing net overcome and block, thereby tear abandonment fishing net.
Preferably, the fishing net collecting box further comprises a front box body with an opening at the left end and a collecting net accommodating cavity connected with the right end of the front box body; a plurality of drain holes are arranged on the side wall of the front box body; the outer side of the right part of the front box body is respectively provided with a front cylinder and a rear cylinder, telescopic rods of the front cylinder and the rear cylinder are respectively connected with a front telescopic block and a rear telescopic block, the front box body comprises a right rear end plate and a right front end plate which are used for sealing the right part of the front box body, the right rear end plate and the right front end plate are both rotationally connected with the inner side wall of the front box body, openings used for passing through the front telescopic block and the rear telescopic block are respectively arranged on the side wall of the right side of the right front end plate and the right rear end plate, the front telescopic block and the rear telescopic block can be respectively contacted with the right side surface of the right front end plate and the right rear end plate, drain holes are respectively formed in the right front end plate and the right rear end plate, a pressure sensor is arranged on the left.
Preferably, the collecting net accommodating cavity is composed of a cylindrical box body extending rightwards along the front box body, an opening is arranged at the upper end of the cylindrical box body, a lower side plate of the cylindrical box body, a plurality of drain holes are respectively arranged on the front side plate and the rear side plate, a collecting net with an opening at the left end is arranged in the collecting net accommodating cavity, an elastic rope is arranged at the left end of the collecting net and is connected with a fixed ring arranged at the right end of the front box body, a sliding plate is arranged in the right part of the cylindrical box body, a baffle plate is arranged at the right end of the cylindrical box body, a limit check ring is arranged on the side wall at the left side of the sliding plate, the cavity that baffle and lateral wall enclose is filled with gas in, and the cavity upper end is connected with the charging connector of come-up gasbag through the outlet duct, and the come-up gasbag passes through the connecting wire to be connected with the tube-shape box, and the come-up gasbag passes through the connecting rope to be connected with the collection net.
The torn waste fishing net fragments enter the front box body along with water flow, the pressure sensor is used for detecting the pressure on the left side surface of the right rear end plate, the pressure comes from the resistance of the collected waste fishing net to the water flow, the resistance is increased along with the increase of the accumulated amount of the waste fishing net, when the detected pressure is larger than a pressure threshold value set in the controller, the controller controls the front air cylinder and the rear air cylinder to respectively drive the front telescopic block and the rear telescopic block to move towards the outer side of the front box body, the front telescopic block and the rear telescopic block release the support on the right side surface of the right front end plate and the right rear end plate, the right front end plate and the right rear end plate turn rightwards, so that the waste fishing net collected in the front box body enters the collection net, the waste fishing net in the collection net pushes the sliding plate to move rightwards under the action of the water flow, gas in a cavity formed by the sliding plate, the baffle and the side wall enters the floating, rivers increase gradually the buoyancy of come-up gasbag, and the effect of buoyancy makes the connecting wire torn apart, and the come-up gasbag drives collects the net rebound, and outlet duct and charging connector separation, elasticity rope leave the retainer plate, and the left end of collecting the net is sealed, and the come-up gasbag drives and collects and floats to the surface of water on the abandonment fishing net in the net, and the staff utilizes surface of water garbage collection device will collect the abandonment fishing net in the net and collect.
Preferably, the lower surface of the fishing net collecting box is provided with a supporting column, and the supporting column is provided with a roller.
The supporting columns and the rollers provide support for the horizontal supporting rods, so that the invention is more stable.
The ballast tank is provided with a water pipe and an air pipe, the water pipe is provided with an electromagnetic valve, the air pipe is connected with an inflator pump, and the electromagnetic valve and the inflator pump are both electrically connected with the controller.
When the device needs to be pulled up from the water bottom, the controller controls the electromagnetic valve to be opened, the inflator pump is controlled to inflate the ballast tank, water in the ballast tank leaves the ballast tank under the action of air pressure, and then workers on the ship pull the device out of the water by using the cable connected with the traction rod.
As preferred, be equipped with the cavity in the carousel, be equipped with miniature air pump and micro vacuum pump in the cavity, all erect the chamber in every stirring stick, be equipped with the direction montant in erecting the chamber, be equipped with the gas cell on the direction montant, be equipped with the telescopic link that a plurality of protractile was located outside erecting the chamber on the gas cell, miniature air pump and micro vacuum pump all are connected with the controller electricity.
Before each stirring rod is inserted into the soil layer, a worker controls the micro air pump to inflate the inflatable bag through the controller, the inflatable bag expands to enable each telescopic rod to extend out of the vertical cavity, and the friction force between the stirring rod and the waste fishing net wound on the stirring rod is increased due to the existence of each telescopic rod;
When the turntable reaches the top of the fishing net collecting box, the staff controls the micro vacuum pump to deflate the inflatable bag through the controller, the inflatable bag contracts, each telescopic rod retracts into the vertical cavity, and the waste fishing net wound on the stirring rod falls into the fishing net collecting box under the action of gravity.
Preferably, the waste fishing net clamping mechanism comprises a first clamping motor, a second clamping motor, a first fixing block, a second fixing block, a first arc-shaped plate and a second arc-shaped plate which are arranged on two sides of the rotary table; the first arc-shaped plate is connected with a rotating shaft of a first clamping motor through a first rotating rod fixedly connected with the first arc-shaped plate, and the first rotating rod is rotatably connected with a first fixed block;
The second arc-shaped plate is connected with a rotating shaft of a second clamping motor through a second rotating rod fixedly connected with the second arc-shaped plate, and the second rotating rod is rotatably connected with a second fixed block; the first clamping motor and the second clamping motor are both electrically connected with the controller.
The first clamping motor is used for driving the first rotating rod to rotate so as to rotate the first arc-shaped plate upwards and downwards, when the first arc-shaped plate rotates upwards, the first arc-shaped plate leaves the waste fishing net on the stirring rod, and when the first arc-shaped plate rotates downwards, the first arc-shaped plate clamps the waste fishing net on the stirring rod; the working principle of the second arc-shaped plate is the same as that of the first arc-shaped plate.
Therefore, the invention has the following beneficial effects: abandonment fishing net cleaning efficiency is high, and degree of automation is high, and the security is good.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of one configuration of the fishing net collection box and drum of the present invention;
FIG. 3 is a cross-sectional view of the front box and collection mesh holding chamber of the present invention;
FIG. 4 is a schematic cross-sectional view of the drum of the present invention;
FIG. 5 is a cross-sectional view of the stirring rod of the present invention;
Fig. 6 is a bottom view of the turntable of the present invention.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
The embodiment shown in fig. 1 is a cleaning device for underwater waste fishing nets, which comprises a box body 1 with a circular cross section, a ballast tank arranged in the box body, 4 support rods 2 arranged at the lower part of the box body, rollers 21 arranged at the lower ends of the support rods, a traction rod 3 arranged at the front side of a base, a horizontal telescopic mechanism 11 arranged at the rear side of the upper part of the box body, a swing motor 111 arranged at the rear end of the horizontal telescopic mechanism, a swing rod 112 connected with a rotating shaft of the swing motor, a hydraulic oil cylinder 113 arranged at the rear end of the swing rod, a rotating motor 114 connected with a telescopic rod of the hydraulic oil cylinder, a turntable 115 connected with a rotating shaft of the rotating motor, a plurality of stirring rods 2151 arranged on the lower surface of the turntable, a horizontal support rod 10 arranged at the rear side of the lower part of the base, and; the horizontal telescopic mechanism comprises a sleeve 201 connected with the box body, a telescopic cylinder 202 arranged in the sleeve and a connecting rod 203 connected with a telescopic rod of the telescopic cylinder, the connecting rod is connected with the sleeve in a sliding mode through a circular plate 204, and a sealing ring is arranged between the circular plate and the sleeve; the fishing net tearing device also comprises a waste fishing net clamping mechanism 7 arranged on the turntable, a fishing net tearing mechanism arranged in the fishing net collecting box and a camera arranged on the base; the waste fishing net clamping mechanism, the telescopic cylinder, the camera, the swing motor, the rotating motor, the hydraulic oil cylinder and the fishing net tearing mechanism are all electrically connected with the controller.
The lower surface of the fishing net collecting box is provided with a supporting column 56 which is provided with a roller.
The ballast tank is provided with a water pipe and an air pipe, the water pipe is provided with an electromagnetic valve, the air pipe is connected with an inflator pump, and the electromagnetic valve and the inflator pump are both electrically connected with the controller.
As shown in figures 1 and 2, the fishing net collecting box comprises a rectangular support plate 51, a front baffle plate 52 and a rear baffle plate 53 which are respectively arranged on the front edge and the rear edge of the rectangular support plate; the fishing net tearing mechanism comprises a longitudinal roller 61 arranged on the upper surface of a rectangular supporting plate, a roller supporting frame 62, a rolling motor used for driving the roller to rotate and a plurality of conical bulges 63 which are arranged on the upper surface of the rectangular supporting plate in a staggered mode, a plurality of tearing rods 611 which are arranged in a staggered mode are arranged on the outer peripheral surface of the longitudinal roller, and each tearing rod is matched with each conical bulge in a staggered mode; the roller motor is electrically connected with the controller.
As shown in fig. 4, 4 axial grooves are further formed on the outer circumferential surface of the drum, and a bar-shaped protrusion 612 is arranged in each axial groove; the lower end of the strip-shaped bump is hermetically connected with the axial groove through a strip-shaped sealing plate 6121, and a first return spring 6122 is arranged between the lower surface of the strip-shaped sealing plate and the bottom surface of the axial groove;
The lower part of the tearing rod is positioned in a radial groove 613 arranged on the peripheral surface of the roller, the lower end of the tearing rod is in sealing connection with the radial groove through a circular sealing plate 6131, a second return spring 6132 is arranged between the lower surface of the circular sealing plate and the bottom surface of the radial groove, gas is contained in the axial groove and the lower part of the radial groove, and the bottom of the axial groove is communicated with the bottom of a group of radial grooves parallel to the axial groove.
As shown in FIG. 3, the fishing net collecting box further comprises a front box body 54 with an opening at the left end and a collecting net accommodating cavity 55 connected with the right end of the front box body; a plurality of drain holes are formed in the side wall of the front box body; the outside of the right part of the front box body is respectively provided with a front cylinder 541 and a rear cylinder 542, the telescopic rods of the front cylinder and the rear cylinder are respectively connected with a front telescopic block 543 and a rear telescopic block 544, the front box body comprises a right rear end plate 545 and a right front end plate 546 which are used for sealing the right part of the front box body, the right rear end plate and the right front end plate are both rotationally connected with the inner side wall of the front box body, the side walls on the right sides of the right front end plate and the right rear end plate are respectively provided with an opening used for passing through the front telescopic block and the rear telescopic block, the front telescopic block and the rear telescopic block can be respectively contacted with the right side surfaces of the right front end plate and the right rear end plate, the right front end plate and the right rear end plate are both provided with drain holes, the left side surface of the.
The collecting net containing cavity is composed of a cylindrical box body extending rightwards along the front box body, an opening is arranged at the upper end of the cylindrical box body, a lower side plate of the cylindrical box body is provided with a plurality of drain holes on a front side plate and a rear side plate, a collecting net 551 with an opening at the left end is arranged in the collecting net containing cavity, an elastic rope 552 is arranged at the left end of the collecting net and is connected with a fixed ring 553 arranged at the right end of the front box body, a sliding plate 561 is arranged in the right part of the cylindrical box body, a baffle 562 is arranged at the right end of the cylindrical box body, a limit retainer ring 563 is arranged on the side wall at the left side of the sliding plate, the, the cavity enclosed by the baffle and the side wall is filled with gas, the upper end of the cavity is connected with an inflating nozzle of a floating air bag 566 through an air outlet pipe 565, the floating air bag is connected with the cylindrical box body through a connecting wire, and the floating air bag is connected with a collecting net through a connecting rope. The limiting retainer ring is used for blocking the sliding plate to move leftwards.
As shown in fig. 5, a cavity is formed in the turntable, a micro air pump and a micro vacuum pump are arranged in the cavity, a vertical cavity 101 is formed in each stirring rod, a vertical guide rod is arranged in each vertical cavity, an inflatable bag 102 is arranged on each vertical guide rod, a plurality of telescopic rods 103 which can be extended out of the vertical cavities are arranged on the inflatable bags, and the micro air pump and the micro vacuum pump are electrically connected with the controller.
As shown in fig. 6, the waste fishing net clamping mechanism comprises a first clamping motor 71, a second clamping motor 72, a first fixing block 73, a second fixing block 74, a first arc-shaped plate 75 and a second arc-shaped plate 76 which are arranged at two sides of a turntable; the first arc-shaped plate is connected with a rotating shaft of a first clamping motor through a first rotating rod 77 fixedly connected with the first arc-shaped plate, and the first rotating rod is rotatably connected with a first fixed block;
The second arc-shaped plate is connected with a rotating shaft of a second clamping motor through a second rotating rod 78 fixedly connected with the second arc-shaped plate, and the second rotating rod is rotatably connected with a second fixed block; the first clamping motor and the second clamping motor are both electrically connected with the controller.
The using method of the invention is as follows:
The electromagnetic valve is controlled to be opened by a worker through the controller, so that water enters the ballast tank, after the ballast tank is filled with water, the electromagnetic valve is closed, the device disclosed by the invention is placed into the water, each roller is in contact with a soil layer at the bottom of the water, the ship pulls the traction rod to move forwards, the worker drives the swing rod to swing left and right through the image shot by the camera through the controller, the hydraulic oil cylinder drives the rotating motor and the turntable to descend, and the telescopic cylinder drives the connecting rod to move telescopically;
Before each stirring rod is inserted into the soil layer, a worker controls the micro air pump to inflate the inflatable bags through the controller, and the inflatable bags expand to enable each telescopic rod to extend out of the vertical cavity;
Inserting the stirring rods into the soil layer, rotating the motor to drive the turntable to rotate, and winding the fishing net on each stirring rod if waste fishing nets are arranged on the soil layer and in the soil layer;
Controlling a first clamping motor to drive a first rotating rod to rotate, and rotating a first arc-shaped plate downwards, wherein the first arc-shaped plate clamps the waste fishing net on the stirring rod;
Controlling a second clamping motor to drive a second rotating rod to rotate, and rotating a second arc-shaped plate downwards, wherein the second arc-shaped plate clamps the waste fishing net on the stirring rod;
Then, the hydraulic oil cylinder, the base motor and the swing motor drive the turntable to reach the position above the fishing net collecting box, a worker controls the micro vacuum pump to deflate the inflatable bag through the controller, and the inflatable bag contracts to enable each telescopic rod to retract into the vertical cavity;
Controlling the first arc-shaped plate to rotate upwards, enabling the first arc-shaped plate to leave the waste fishing net on the stirring rod, controlling the second arc-shaped plate to rotate upwards, and enabling the second arc-shaped plate to leave the waste fishing net on the stirring rod;
The waste fishing net wound on the stirring rod falls into the fishing net collecting box under the action of gravity;
The abandoned fishing net falls onto the roller, the roller motor drives the roller to rotate, the abandoned fishing net is gradually wound on the roller more and more tightly, the fishing net extrudes the strip-shaped convex blocks, the strip-shaped convex blocks move to the bottoms of the axial grooves, gas is driven to the bottoms of the radial grooves, the tearing rods move to the upper parts of the radial grooves, the length of the tearing rods, which is exposed out of the peripheral surface of the roller, is lengthened, so that the abandoned fishing net wound on the roller and having a certain thickness can be pierced by the tearing rods, when the roller rotates to meet the conical bulges, the conical bulges block the passing abandoned fishing net, and the tearing rods enable the abandoned fishing net to overcome the blockage, so that the abandoned fishing net is torn;
The torn waste fishing net fragments enter the front box body along with water flow, the pressure sensor detects the pressure on the left side surface of the right rear end plate, when the detected pressure is larger than a pressure threshold value set in the controller, the controller controls the front cylinder and the rear cylinder to respectively drive the front telescopic block and the rear telescopic block to move towards the outer side of the front box body, the front telescopic block and the rear telescopic block remove the support on the right side surface of the right front end plate and the right rear end plate, the right front end plate and the right rear end plate turn rightwards, so that the waste fishing net collected in the front box body enters the collecting net, the waste fishing net in the collecting net drives the sliding plate to move rightwards under the action of the water flow, gas in a cavity formed by the sliding plate, the baffle plate and the side wall enters the floating air bag through the gas outlet pipe, the floating air bag gradually expands, the buoyancy of the floating air bag is gradually increased by the water flow, the connecting wire is torn by the, the elastic rope leaves the retainer plate, the left end of the collecting net is sealed, the floating airbag drives the waste fishing net in the collecting net to float on the water surface, and the staff collects the waste fishing net in the collecting net by using the water surface garbage collecting device.
When the device is required to be pulled up from the water bottom, the controller controls the electromagnetic valve to be opened, the inflator pump is controlled to inflate the ballast tank, water in the ballast tank leaves the ballast tank under the action of air pressure, and then a worker on the ship pulls the device out of the water by using the cable connected with the traction rod.
The telescopic cylinder, the camera, the swing motor, the rotating motor, the hydraulic oil cylinder, the roller motor, the front cylinder, the rear cylinder, the pressure sensor, the miniature air pump, the miniature vacuum pump, the first clamping motor and the second clamping motor of the embodiment are all waterproof devices, and the controller is arranged on a ship.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A cleaning device for underwater abandoned fishing nets is characterized by comprising a box body (1) with a round cross section, a ballast tank arranged in the box body, a plurality of support rods (2) arranged at the lower part of the box body, rollers (21) arranged at the lower end of each support rod, a traction rod (3) arranged at the front side of a base, a horizontal telescopic mechanism (11) arranged at the rear side of the upper part of the box body, and a swing motor (111) arranged at the rear end of the horizontal telescopic mechanism, a swing rod (112) connected with the rotating shaft of the swing motor, a hydraulic oil cylinder (113) arranged at the rear end of the swing rod, a rotating motor (114) connected with a telescopic rod of the hydraulic oil cylinder, a rotary table (115) connected with a rotating shaft of the rotating motor, a plurality of stirring rods (2151) arranged on the lower surface of the rotary table, a horizontal support rod (10) arranged on the rear side of the lower part of the base, and a fishing net collecting box (5) arranged at the rear end of the horizontal support rod; the horizontal telescopic mechanism comprises a sleeve (201) connected with the box body, a telescopic cylinder (202) arranged in the sleeve and a connecting rod (203) connected with a telescopic rod of the telescopic cylinder, the connecting rod is connected with the sleeve in a sliding mode through a circular plate (204), and a sealing ring is arranged between the circular plate and the sleeve; the fishing net tearing device also comprises a waste fishing net clamping mechanism (7) arranged on the turntable, a fishing net tearing mechanism arranged in the fishing net collecting box and a camera arranged on the base; the waste fishing net clamping mechanism, the telescopic cylinder, the camera, the swing motor, the rotating motor, the hydraulic oil cylinder and the fishing net tearing mechanism are all electrically connected with the controller.
2. The underwater abandoned fishing net cleaning device according to claim 1, wherein the fishing net collecting box comprises a rectangular support plate (51), a front baffle (52) and a rear baffle (53) respectively arranged on the front edge and the rear edge of the rectangular support plate; the fishing net tearing mechanism comprises a longitudinal roller (61) arranged on the upper surface of a rectangular supporting plate, a roller supporting frame (62), a rolling motor used for driving the roller to rotate and a plurality of conical bulges (63) which are arranged on the upper surface of the rectangular supporting plate in a staggered mode, a plurality of tearing rods (611) which are arranged in a staggered mode are arranged on the outer peripheral surface of the longitudinal roller, and each tearing rod is matched with each conical bulge in a staggered mode; the roller motor is electrically connected with the controller.
3. The underwater waste fishing net cleaning device according to claim 2, wherein 4 axial grooves are further formed in the outer peripheral surface of the drum, and a strip-shaped projection (612) is arranged in each axial groove; the lower end of the strip-shaped bump is hermetically connected with the axial groove through a strip-shaped sealing plate (6121), and a first return spring (6122) is arranged between the lower surface of the strip-shaped sealing plate and the bottom surface of the axial groove;
The lower part of the tearing rod is positioned in a radial groove (613) arranged on the peripheral surface of the roller, the lower end of the tearing rod is in sealing connection with the radial groove through a circular sealing plate (6131), a second reset spring (6132) is arranged between the lower surface of the circular sealing plate and the bottom surface of the radial groove, gas is contained in the axial groove and the lower part of the radial groove, and the bottom of the axial groove is communicated with the bottom of a group of radial grooves parallel to the axial groove.
4. The underwater waste fishing net cleaning device according to claim 2, wherein the fishing net collecting box further comprises a front box body (54) with an open left end and a collecting net accommodating chamber (55) connected with the right end of the front box body; a plurality of drain holes are arranged on the side wall of the front box body; the outer side of the right part of the front box body is provided with a front cylinder (541) and a rear cylinder (542) respectively, telescopic rods of the front cylinder and the rear cylinder are connected with a front telescopic block (543) and a rear telescopic block (544) respectively, the front box body comprises a right rear end plate (545) and a right front end plate (546) which are used for sealing the right part of the front box body, the right rear end plate and the right front end plate are connected with the inner side wall of the front box body in a rotating mode, openings used for passing through the front telescopic block and the rear telescopic block are formed in the side wall of the right side of the right front end plate and the right rear end plate respectively, the front telescopic block and the rear telescopic block can be contacted with the right side face of the right front end plate and the right rear end plate respectively, drain holes are formed in the right front end plate and the right rear end plate respectively, a pressure.
5. The underwater abandoned fishing net cleaning device according to claim 4, wherein the collecting net accommodating cavity is composed of a cylindrical box body extending rightwards along the front box body, an opening is arranged at the upper end of the cylindrical box body, a plurality of drain holes are arranged on the lower side plate of the cylindrical box body, a collecting net (551) with an opening at the left end is arranged in the collecting net accommodating cavity, an elastic rope (552) is arranged at the left end of the collecting net and is connected with a fixed ring (553) arranged at the right end of the front box body, a sliding plate (561) is arranged in the right part of the cylindrical box body, a baffle plate (562) is arranged at the right end of the cylindrical box body, a limit check ring (563) is arranged on the side wall at the left side of the sliding plate, the sliding plate is hermetically connected with the side wall, a buffer spring (564) is arranged between the sliding plate and the baffle plate, the cavity surrounded by the sliding plate, the baffle plate and the, the floating airbag is connected with the cylindrical box body through a connecting wire and is connected with the collecting net through a connecting rope.
6. The underwater waste fishing net cleaning device according to claim 1, wherein a support column (56) is provided on a lower surface of the fishing net collecting box, and rollers are provided on the support column.
7. The underwater abandoned fishing net cleaning device according to the claims 1, 2, 3, 4, 5, or 6, characterized in that a cavity is arranged in the turntable, a micro air pump and a micro vacuum pump are arranged in the cavity, a vertical cavity (101) is arranged in each stirring rod, a vertical guiding rod is arranged in the vertical cavity, an air bag (102) is arranged on the vertical guiding rod, a plurality of telescopic rods (103) which can be extended out of the vertical cavity are arranged on the air bag, and the micro air pump and the micro vacuum pump are electrically connected with a controller.
8. The underwater waste fishing net cleaning device according to claim 1, 2, 3, 4, 5 or 6, wherein the waste fishing net clamping mechanism comprises a first clamping motor (71), a second clamping motor (72), a first fixing block (73), a second fixing block (74), a first arc-shaped plate (75) and a second arc-shaped plate (76) which are arranged at two sides of the turntable; the first arc-shaped plate is connected with a rotating shaft of a first clamping motor through a first rotating rod (77) fixedly connected with the first arc-shaped plate, and the first rotating rod is rotatably connected with a first fixed block;
The second arc-shaped plate is connected with a rotating shaft of a second clamping motor through a second rotating rod (78) fixedly connected with the second arc-shaped plate, and the second rotating rod is rotatably connected with a second fixed block; the first clamping motor and the second clamping motor are both electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010262249.5A CN111409792A (en) | 2020-04-06 | 2020-04-06 | Cleaning device for underwater abandoned fishing net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010262249.5A CN111409792A (en) | 2020-04-06 | 2020-04-06 | Cleaning device for underwater abandoned fishing net |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111409792A true CN111409792A (en) | 2020-07-14 |
Family
ID=71488104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010262249.5A Withdrawn CN111409792A (en) | 2020-04-06 | 2020-04-06 | Cleaning device for underwater abandoned fishing net |
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| Country | Link |
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| CN (1) | CN111409792A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112854345A (en) * | 2021-01-06 | 2021-05-28 | 武汉理工大学 | Abandonment fishing net cleaning device under water |
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| KR20140047904A (en) * | 2012-10-15 | 2014-04-23 | 한국해양과학기술원 | Forcibly returning device for ocean |
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Application publication date: 20200714 |