1. The fishing mechanism for the river salvage ship in the hydraulic engineering comprises a mounting base (1) and is characterized in that a fixed sliding groove (11) is formed in the mounting base (1), two horizontal sliding surfaces (12) are formed in the top surface of the mounting base (1), the fixed sliding groove (11) and the horizontal sliding surfaces (12) are distributed in a crossed mode, a driving assembly (2) is connected to the inner side of the fixed sliding groove (11) in a sliding mode, the bottom surface of the driving assembly (2) is connected with the top surface of the horizontal sliding surfaces (12) in a sliding mode, a folding lifting mechanism (3) is fixedly installed on one side of the mounting base (1), a fixed top plate (4) is fixedly connected to one side of the folding lifting mechanism (3), an aluminum sealing box (5) is fixedly connected to one side of the fixed top plate (4), a guide electromagnet (6) is fixedly installed on the inner side, the top surface of the folding lifting mechanism (3) is fixedly provided with an anti-backflow mechanism (7), and one side of the fixed top plate (4) is fixedly provided with a fishing net;

folding elevating system (3) include transmission case (31), the quantity of transmission case (31) is two, and two transmission cases (31) distribute side by side, the inboard of transmission case (31) is rotated and is connected with connecting sleeve (32), one side fixedly connected with connecting axle (34) of connecting sleeve (32), initiative cone pulley (33) has been fixed to have been cup jointed in the outside of connecting axle (34), driven cone pulley (35) outside meshing has, the quantity of driven cone pulley (35) is two, the bottom surface fixedly connected with rotating assembly (36) of driven cone pulley (35), another the bottom surface fixedly connected with sliding assembly (30) of driven cone pulley (35), the bottom surface joint of sliding assembly (30) has rotation lead screw (37), the outside of rotating lead screw (37) is rotated and is connected with lift sleeve (38), two sides of the lifting sleeve (38) are fixedly connected with a lifting bottom plate (39), one side of the lifting bottom plate (39) is fixedly connected with the fishing net, the output end of the driving assembly (2) is fixedly sleeved with an output rotating shaft (21), and the output rotating shaft (21) is clamped with the connecting sleeve (32);

the rotating assembly (36) comprises a fixed hollow column (361), the inner side of the fixed hollow column (361) is rotatably connected with a connecting rotating shaft (364), the top surface of the connecting rotating shaft (364) is fixedly connected with the bottom surface of the driven cone pulley (35), the outer surface of the fixed hollow column (361) is provided with a vertical sliding surface (362), the outer surface of the fixed hollow column (361) is provided with a vertical sliding chute (363), the vertical sliding surface (362) is communicated with the vertical sliding chute (363), the outer surface of the connecting rotating shaft (364) is provided with a limiting sliding chute, the outer sides of the fixed top plate (4) and the lifting bottom plate (39) are slidably connected with the inner side of the limiting sliding chute, and the widths of the fixed top plate (4) and the lifting bottom plate (39) are consistent with the width of the vertical sliding chute (363);

anti-return mechanism (7) are including adsorption plate (73), the bottom surface fixed connection elasticity block (72) of adsorption plate (73), the bottom surface fixedly connected with fixing base (71) of elasticity block (72), block arrangement groove (75) have been seted up to the top surface of lifting bottom plate (39), the bottom surface of fixing base (71) and the bottom surface fixed connection in block arrangement groove (75), the size that block arrangement groove (75) is greater than the size of fixing base (71), the length size of adsorption plate (73) is unanimous with the length size of aluminium seal box (5), the top surface of adsorption plate (73) is corresponding with the bottom surface of aluminium seal box (5).

2. The fishing mechanism for the hydraulic engineering river fishing vessel according to claim 1, wherein the top surface of the mounting base (1) is fixedly provided with a weak magnetic adsorption plate (13), the length of the weak magnetic adsorption plate (13) is larger than the distance between the horizontal sliding surfaces (12), and one side of the weak magnetic adsorption plate (13) is abutted against one side of the horizontal sliding surface (12).

3. The fishing mechanism for the hydraulic engineering river fishing vessel according to claim 2, wherein a fixed pressing plate (14) is fixedly mounted on the top surface of the mounting base (1), and one side of the fixed pressing plate (14) is fixedly connected with one side of the weak magnetic adsorption plate (13).

4. The fishing mechanism for the water conservancy project river channel fishing vessel according to claim 1, wherein a telescopic rod is fixedly connected to the bottom surface of the fixed top plate (4), the bottom surface of the telescopic rod is fixedly connected to the top surface of the lifting bottom plate (39), and the telescopic rod corresponds to the rotating screw rod (37) and the lifting sleeve (38).

5. The fishing mechanism for the hydraulic engineering river fishing vessel according to claim 1, wherein a plurality of heat dissipation grooves are formed in one side of the driving assembly (2), a water baffle is rotatably connected to the inner side of each heat dissipation groove, a horizontal pull rod is fixedly connected to the top surface of each water baffle, and one side of each horizontal pull rod is slidably connected with one side of the driving assembly (2).

6. The fishing mechanism for the hydraulic engineering river channel fishing vessel according to claim 1, wherein the sliding assembly (30) comprises a fixed vertical rod (301), a return spring (303) is fixedly connected to the bottom surface of the fixed vertical rod (301), a clamping box (302) is slidably connected to the outer side of the fixed vertical rod (301), and the bottom surface of the return spring (303) is fixedly connected to the bottom surface of the inner cavity of the clamping box (302).

7. The fishing mechanism for the hydraulic engineering river fishing vessel according to claim 6, wherein a clamping column is fixedly connected to the bottom surface of the clamping box (302), a plurality of convex strips are fixedly connected to the outer side of the clamping column, and the outer side of each convex strip is slidably connected with the inner side of the rotating screw rod (37).

8. The fishing mechanism for the hydraulic engineering river fishing vessel according to claim 1, wherein a flow guide block (74) is fixedly connected to one side of the adsorption plate (73), one side of the flow guide block (74) is of a trapezoidal structure, and the inclined surfaces of the flow guide block (74) are distributed in an inclined manner upwards.

9. The fishing mechanism for the hydraulic engineering river fishing vessel according to claim 1, wherein fixing grooves are formed in the top surface of the flow guide block (74), the fixing grooves are respectively formed in the top surface and the bottom surface of the flow guide block (74), and a protection box is slidably connected to the inner sides of the fixing grooves.

Background

Along with the improvement of living standard, people also put forward higher requirements to the living environment of oneself living in, wherein, the floater in aquatic not only influences the whole environment of river, still can cause serious pollution to quality of water, consequently the floater in the river needs to carry out centralized processing to the river at every interval of time, current salvage mode mainly has two kinds, one kind is salvage the floater in small lake river through artifical rowing boat, another kind is through the removal of salvage ship, and then concentrate the salvage through salvage equipment with the floater, because the volume of salvage ship is great, make the salvage place the great river lake and river of great river.

The existing salvage ship is salvaged by arranging a salvage mechanism at the bow, the salvage mechanism is huge in size and is often used for salvaging aquatic floating plants, the salvage of small river floaters is generally realized by arranging corresponding salvage nets at two sides of a ship body and arranging a support to perform movable salvage, the size of the support is fixed and cannot be adjusted, and the support is difficult to adjust according to a floating line of the ship body in water; and after having set up salvage net and support, the hull can occupy great space after salvaging and berthhing the bank, has reduced the space utilization on bank, simultaneously, the in-process that the fishing boat berthed the speed reduction, and the inside salvage of salvage net flows because the import department of salvage net is followed easily to inertial effect for the efficiency of salvaging reduces, when handling salvage the thing, and the salvage also is difficult to follow and salvages the inside pouring of net.

Disclosure of Invention

In order to overcome the above defects in the prior art, embodiments of the present invention provide a fishing mechanism for a hydraulic engineering river fishing vessel, so as to solve the problems that the size of a fixing support in the prior art is fixed, the height between the bottom surface and the water surface of a fishing net is difficult to adjust according to actual conditions, the fishing vessel is accommodated after the fishing vessel stops on a shore, the fishing net easily occupies a large space area, and during the stopping process, salvaged objects easily flow out and are difficult to take out from the fishing net.

In order to solve the technical problems, the invention provides the following technical scheme: a fishing mechanism for a hydraulic engineering river fishing vessel comprises an installation base, wherein a fixed sliding groove is formed in the installation base, two horizontal sliding surfaces are formed in the top surface of the installation base, the fixed sliding groove and the horizontal sliding surfaces are distributed in a crossed mode, a driving assembly is connected to the inner side of the fixed sliding groove in a sliding mode, the bottom surface of the driving assembly is connected with the top surface of the horizontal sliding surface in a sliding mode, a folding lifting mechanism is fixedly installed on one side of the installation base, a fixed top plate is fixedly connected to one side of the folding lifting mechanism, an aluminum sealing box is fixedly connected to one side of the fixed top plate, a guiding electromagnet is fixedly installed on the inner side of the aluminum sealing box, an anti-backflow mechanism is fixedly installed on the top surface of the folding lifting mechanism, and;

the folding lifting mechanism comprises two transmission boxes, the two transmission boxes are distributed side by side, the inner side of the transmission case is rotatably connected with a connecting sleeve, one side of the connecting sleeve is fixedly connected with a connecting shaft, a driving cone pulley is fixedly sleeved on the outer side of the connecting shaft, a driven cone pulley is meshed on the outer side of the driving cone pulley, the number of the driven cone pulleys is two, the bottom surface of one driven cone pulley is fixedly connected with a rotating assembly, the bottom surface of the other driven cone pulley is fixedly connected with a sliding assembly, a rotating screw rod is clamped on the bottom surface of the sliding component, a lifting sleeve is rotatably connected on the outer side of the rotating screw rod, the two sides of the lifting sleeve are fixedly connected with a lifting bottom plate, one side of the lifting bottom plate is fixedly connected with the fishing net, the output end of the driving assembly is fixedly sleeved with an output rotating shaft, and the output rotating shaft is clamped with the connecting sleeve;

the rotating assembly comprises a fixed hollow column, the inner side of the fixed hollow column is rotatably connected with a connecting rotating shaft, the top surface of the connecting rotating shaft is fixedly connected with the bottom surface of the driven cone pulley, the outer surface of the fixed hollow column is provided with a vertical sliding surface, the outer surface of the fixed hollow column is provided with a vertical sliding groove, the vertical sliding surface is communicated with the vertical sliding groove, the outer surface of the connecting rotating shaft is provided with a limiting sliding groove, the outer sides of the fixed top plate and the lifting bottom plate are slidably connected with the inner side of the limiting sliding groove, and the widths of the fixed top plate and the lifting bottom plate are consistent with the width of the vertical sliding groove;

the anti-backflow mechanism comprises an adsorption plate, the bottom surface of the adsorption plate is fixedly connected with an elastic block net, the bottom surface of the elastic block net is fixedly connected with a fixed seat, a block net placing groove is formed in the top surface of the lifting bottom plate, the bottom surface of the fixed seat is fixedly connected with the bottom surface of the block net placing groove, the size of the block net placing groove is larger than that of the fixed seat, the length of the adsorption plate is consistent with that of the aluminum seal box, and the top surface of the adsorption plate is corresponding to the bottom surface of the aluminum seal box.

Preferably, the top surface fixed mounting of mounting base has the weak magnetism adsorption plate, the length of weak magnetism adsorption plate is greater than the interval size between the horizontal slip plane, one side of weak magnetism adsorption plate and one side of horizontal slip plane butt each other.

Preferably, the top surface fixed mounting of mounting base has fixed the clamp plate that supports, one side of fixed one side of supporting the clamp plate and one side fixed connection of weak magnetism adsorption plate.

Preferably, the bottom surface of the fixed top plate is fixedly connected with a telescopic rod, the bottom surface of the telescopic rod is fixedly connected with the top surface of the lifting bottom plate, and the telescopic rod corresponds to the rotary screw rod and the lifting sleeve.

Preferably, a plurality of radiating grooves are formed in one side of the driving assembly, a water baffle is rotatably connected to the inner side of each radiating groove, a horizontal pull rod is fixedly connected to the top surface of each water baffle, and one side of each horizontal pull rod is slidably connected with one side of the driving assembly.

Preferably, the sliding assembly comprises a fixed vertical rod, a return spring is fixedly connected to the bottom surface of the fixed vertical rod, a clamping box is slidably connected to the outer side of the fixed vertical rod, and the bottom surface of the return spring is fixedly connected with the bottom surface of the inner cavity of the clamping box.

Preferably, the bottom surface fixedly connected with joint post of joint case, a plurality of sand grips of outside fixedly connected with of joint post, the outside of sand grip and the inboard sliding connection who rotates the lead screw.

Preferably, one side of the adsorption plate is fixedly connected with a flow guide block, one side of the flow guide block is of a trapezoidal structure, and the inclined plane of the flow guide block is obliquely and upwards distributed.

Preferably, the top surface of the flow guide block is provided with a fixing groove, the fixing grooves are respectively located on the top surface and the bottom surface of the flow guide block, and the inner side of the fixing groove is connected with a protection box in a sliding mode.

The technical scheme of the invention has the following beneficial effects:

1. in the above scheme, through mutually supporting of drive assembly and folding elevating system for can control lifting floor's bottom surface level through folding elevating system at the in-process of salvaging, make it can adjust the size of salvaging the import according to actual conditions, prevent that the import is too big to lead to the resistance to do big and the import undersize can't effectively salvage the condition take place, realized the effective control to salvaging the import, improved the regulation and control ability of salvaging the mechanism use scene.

2. In the scheme, through mutually supporting of folding elevating system and mounting base for can come to fix roof and anti-return mechanism to rotate folding the messenger and hug closely with the ship wall through rotating assembly when berthing the bank, reduce the occupation of land space size after berthing, and make through mounting base and drive assembly mutually supporting and go up and down and folding process sharing a drive assembly drive, reduce use cost, improve the holistic economic nature of salvage mechanism.

3. In the above scheme, through mutually supporting of guide electro-magnet and anti-return mechanism for can carry out the shutoff with salvaging mechanism's import at the in-process that stops, the inertia that prevents to stop leads to the river course rubbish of salvaging to flow from salvaging the net in, the condition that causes the salvage effect to be low takes place, and through mutually supporting of fixed roof and runner assembly, make fixed roof and lifting floor can directly dismantle, be convenient for clear up salvage and change the maintenance of salvaging the net, the efficiency of salvaging and the clean speed of salvaging have been improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic top view of a portion of the mounting base of the present invention;

FIG. 3 is a schematic view of a part of the folding lift mechanism of the present invention;

FIG. 4 is a schematic view of an output shaft according to the present invention;

FIG. 5 is a schematic view of the rotating assembly of the present invention;

FIG. 6 is a schematic view of the sliding assembly of the present invention;

FIG. 7 is a schematic structural view of the backflow prevention mechanism of the present invention;

fig. 8 is a schematic top view of a portion of the lifting/lowering base plate of the present invention.

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1. Mounting a base; 2. a drive assembly; 3. a folding lifting mechanism; 4. fixing a top plate; 5. an aluminum seal box; 6. a guiding electromagnet; 7. a backflow prevention mechanism; 11. fixing the chute; 12. a horizontal sliding surface; 13. a weak magnetic adsorption plate; 14. fixing a pressing plate; 21. an output shaft; 30. a sliding assembly; 301. fixing the vertical rod; 302. clamping a box; 303. a return spring; 31. a transmission case; 32. a connecting sleeve; 33. a driving cone pulley; 34. a connecting shaft; 35. a driven cone pulley; 36. a rotating assembly; 361. fixing the hollow column; 362. a vertical sliding surface; 363. a vertical chute; 364. connecting the rotating shaft; 37. rotating the screw rod; 38. a lifting sleeve; 39. a lifting bottom plate; 71. a fixed seat; 72. an elastic barrier net; 73. an adsorption plate; 74. a flow guide block; 75. and (4) placing a blocking net in the groove.

Detailed Description

In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.

The embodiment of the invention provides a fishing mechanism for a hydraulic engineering river fishing vessel as shown in fig. 1 to 8, which comprises a mounting base 1, wherein the mounting base 1 is provided with a fixed sliding chute 11, the top surface of the mounting base 1 is provided with two horizontal sliding surfaces 12, the fixed sliding chute 11 and the horizontal sliding surfaces 12 are distributed in a crossed manner, the inner side of the fixed sliding chute 11 is connected with a driving assembly 2 in a sliding manner, the bottom surface of the driving assembly 2 is connected with the top surface of the horizontal sliding surface 12 in a sliding manner, one side of the mounting base 1 is fixedly provided with a folding lifting mechanism 3, one side of the folding lifting mechanism 3 is fixedly connected with a fixed top plate 4, one side of the fixed top plate 4 is fixedly connected with an aluminum seal box 5, the inner side of the aluminum seal box 5 is fixedly provided with a guide electromagnet 6, the top surface of the folding lifting mechanism 3 is fixedly provided with an anti-backflow mechanism 7, and one side of the fixed top plate 4 is fixedly provided with a fishing net;

the folding lifting mechanism 3 comprises two transmission boxes 31, the number of the transmission boxes 31 is two, the two transmission boxes 31 are distributed side by side, the inner sides of the transmission boxes 31 are rotatably connected with connecting sleeves 32, one sides of the connecting sleeves 32 are fixedly connected with connecting shafts 34, the outer sides of the connecting shafts 34 are fixedly sleeved with driving cone pulleys 33, the outer sides of the driving cone pulleys 33 are meshed with driven cone pulleys 35, the number of the driven cone pulleys 35 is two, the bottom surfaces of the driven cone pulleys 35 are fixedly connected with rotating assemblies 36, the bottom surface of the other driven cone pulley 35 is fixedly connected with a sliding assembly 30, the bottom surface of the sliding assembly 30 is clamped with a rotating lead screw 37, the outer side of the rotating lead screw 37 is rotatably connected with a lifting sleeve 38, the two sides of the lifting sleeve 38 are fixedly connected with lifting bottom plates 39, one side of each lifting bottom plate 39 is fixedly connected with a fishing net, the output shaft 21 is fixedly sleeved on the output end of the driving assembly 2, and the output shaft 21 is clamped with the connecting sleeves 32;

the rotating assembly 36 comprises a fixed hollow column 361, the inner side of the fixed hollow column 361 is rotatably connected with a connecting rotating shaft 364, the top surface of the connecting rotating shaft 364 is fixedly connected with the bottom surface of the driven cone pulley 35, the outer surface of the fixed hollow column 361 is provided with a vertical sliding surface 362, the outer surface of the fixed hollow column 361 is provided with a vertical sliding chute 363, the vertical sliding surface 362 is mutually communicated with the vertical sliding chute 363, the outer surface of the connecting rotating shaft 364 is provided with a limit sliding chute, the outer sides of the fixed top plate 4 and the lifting bottom plate 39 are slidably connected with the inner side of the limit sliding chute, and the widths of the fixed top plate 4 and the lifting bottom plate 39 are consistent with the width of the vertical sliding chute 363;

the anti-backflow mechanism 7 comprises an adsorption plate 73, an elastic barrier net 72 is fixedly connected to the bottom surface of the adsorption plate 73, a fixed seat 71 is fixedly connected to the bottom surface of the elastic barrier net 72, a barrier net containing groove 75 is formed in the top surface of the lifting bottom plate 39, the bottom surface of the fixed seat 71 is fixedly connected to the bottom surface of the barrier net containing groove 75, the size of the barrier net containing groove 75 is larger than that of the fixed seat 71, the length of the adsorption plate 73 is identical to that of the aluminum seal box 5, and the top surface of the adsorption plate 73 corresponds to the bottom surface of the aluminum seal box 5.

In this embodiment, the weak magnetic attraction plate 13 is fixedly attached to the top surface of the attachment base 1, the length of the weak magnetic attraction plate 13 is larger than the size of the space between the horizontal sliding surfaces 12, and one side of the weak magnetic attraction plate 13 and one side of the horizontal sliding surface 12 abut against each other.

Specifically, the top surface fixed mounting of mounting base 1 has weak magnetism adsorption plate 13, and weak magnetism adsorption plate 13's length is greater than the interval size between the horizontal slip plane 12, and one side of weak magnetism adsorption plate 13 and one side of horizontal slip plane 12 butt each other for drive assembly 2 can obtain fixedly, and the vibration leads to drive assembly 2 and folding elevating system 3 to drop when preventing drive assembly 2 to start.

In this embodiment, a fixed pressing plate 14 is fixedly mounted on the top surface of the mounting base 1, and one side of the fixed pressing plate 14 is fixedly connected with one side of the weak magnetic adsorption plate 13.

Specifically, the top surface fixed mounting of mounting base 1 has fixed the clamp plate 14 that supports, and fixed one side that supports clamp plate 14 and one side fixed connection of weak magnetic adsorption plate 13 prevent that drive assembly 2 from leading to the cracked condition of weak magnetic adsorption plate 13 to take place when striking each other with weak magnetic adsorption plate 13, have improved the life of weak magnetic adsorption plate 13.

In this embodiment, the bottom surface of the fixed top plate 4 is fixedly connected with a telescopic rod, the bottom surface of the telescopic rod is fixedly connected with the top surface of the lifting bottom plate 39, and the telescopic rod corresponds to the rotating screw rod 37 and the lifting sleeve 38.

Specifically, the bottom surface of the fixed top plate 4 is fixedly connected with a telescopic rod, the bottom surface of the telescopic rod is fixedly connected with the top surface of the lifting bottom plate 39, and the telescopic rod corresponds to the rotating screw rod 37 and the lifting sleeve 38, so that the distance between the fixed top plate 4 and the lifting bottom plate 39 can be synchronously changed and kept stable when changed.

In this embodiment, a plurality of heat dissipation grooves are formed in one side of the driving assembly 2, a water baffle is rotatably connected to the inner side of each heat dissipation groove, a horizontal pull rod is fixedly connected to the top surface of each water baffle, and one side of each horizontal pull rod is slidably connected to one side of the driving assembly 2.

Specifically, a plurality of radiating grooves have been seted up to one side of drive assembly 2, and the inboard rotation of radiating groove is connected with the breakwater, and the top surface fixedly connected with horizontal pull rod of breakwater, one side of horizontal pull rod and one side sliding connection of drive assembly 2 can effectually prevent that river from entering into drive assembly 2's inboard influence life carrying out the driven in-process.

In this embodiment, the sliding assembly 30 includes a fixed vertical rod 301, a return spring 303 is fixedly connected to a bottom surface of the fixed vertical rod 301, a clamping box 302 is slidably connected to an outer side of the fixed vertical rod 301, and a bottom surface of the return spring 303 is fixedly connected to a bottom surface of an inner cavity of the clamping box 302.

Specifically, sliding assembly 30 includes fixed pole setting 301, and the bottom surface fixedly connected with reset spring 303 of fixed pole setting 301, the outside sliding connection of fixed pole setting 301 have joint case 302, and reset spring 303's bottom surface and the bottom surface fixed connection of joint case 302 inner chamber for break away from between transmission case 31 and the rotation lead screw 37, guarantee the effective of folding process and go on.

In this embodiment, a clamping column is fixedly connected to the bottom surface of the clamping box 302, a plurality of protruding strips are fixedly connected to the outer side of the clamping column, and the outer side of the protruding strips is slidably connected to the inner side of the rotating screw rod 37.

Specifically, the bottom surface fixedly connected with joint post of joint case 302, a plurality of sand grips of the outside fixedly connected with of joint post, the outside of sand grip and the inboard sliding connection who rotates lead screw 37 for it can follow sliding assembly 30 syntropy and rotate to rotate lead screw 37.

In this embodiment, one side of the adsorption plate 73 is fixedly connected with a flow guide block 74, one side of the flow guide block 74 is in a trapezoidal structure, and the inclined surfaces of the flow guide block 74 are distributed in an inclined manner.

Specifically, one side fixedly connected with water conservancy diversion piece 74 of adsorption plate 73, one side of water conservancy diversion piece 74 is the trapezium structure, and the inclined plane of water conservancy diversion piece 74 distributes for the slope is upwards for salvage thing can be faster enters into the inside of salvage net.

In this embodiment, the top surface of the diversion block 74 is provided with fixing grooves, the fixing grooves are respectively located on the top surface and the bottom surface of the diversion block 74, and the inner side of the fixing groove is slidably connected with the protection box.

Specifically, the fixed slot has been seted up to the top surface of water conservancy diversion piece 74, and the fixed slot is located the top surface and the bottom surface of water conservancy diversion piece 74 respectively, and the inboard sliding connection of fixed slot has the protection box, shields one side of water conservancy diversion piece 74 through the protection box, prevents that one side of water conservancy diversion piece 74 will salvage personnel's fish tail.

The working process of the invention is as follows:

the first step is as follows: the driving assembly 2 is started, the driving assembly 2 is started to drive the transmission case 31 to rotate so as to drive the connecting sleeve 32 to rotate, the connecting sleeve 32 rotates to drive the connecting shaft 34 to rotate so as to drive the driving conical pulley 33 to rotate, the driving conical pulley 33 rotates to drive the driven conical pulley 35 to rotate, the sliding assembly 30 is further driven to rotate, the sliding assembly 30 rotates to reach the rotating screw rod 37 to rotate on the inner side of the lifting sleeve 38, the lifting sleeve 38 vertically lifts, and the lifting sleeve 38 lifts to drive the lifting bottom plate 39 to lift;

the second step is that: the salvage ship is started, salvaged objects pass through the top of the adsorption plate 73 along the flow guide block 74 and enter the interior of the salvage net, water flows out through the grids, the salvaged objects are fixed in the salvage net under the pressure of the water flows, when the salvaged objects need to stop, the guide electromagnet 6 is started to generate magnetic force to adsorb the adsorption plate 73, the adsorption plate 73 moves upwards to drive the elastic block net 72 to stretch, the elastic block net 72 blocks an outlet of the salvage net, and the salvaged objects move towards the outlet due to inertia and impact the inner side of the elastic block net 72 when the salvage ship stops;

the third step: the driving component 2 is pulled, the driving component 2 slides on the outer surface of the horizontal sliding surface 12, when the driving component 2 slides to the designated position, a horizontal sliding drive component 2, when the drive component 2 slides in the inner side of the fixed chute 11 and slides to the inner side of the horizontal sliding surface 12, the weak magnetic adsorption plate 13 adsorbs and fixes the driving component 2, the output rotating shaft 21 is mutually clamped with the connecting sleeve 32, the clamping box 302 is pulled upwards, the inner wall of the clamping box 302 is pressed against the reset spring 303, the reset spring 303 is compressed, the bottom of the clamping box 302 slides out from the limiting groove on the top surface of the rotating screw rod 37, the driving component 2 is started, the driving component 2 indirectly drives the driven cone pulley 35 to rotate, and then the connecting shaft 364 is driven to rotate inside the fixed hollow column 361, the fixed top plate 4 and the lifting bottom plate 39 rotate inside the vertical sliding surface 362, and after the rotation of 90 degrees, the fixed top plate 4 is pulled upwards to take out the fishing net and the fishing objects.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: 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 are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.