A kind of marine treasure breeding cage

Abstract

The present invention relates to the field of marine aquaculture technology, specifically a marine treasure aquaculture cage, comprising a pedal, a protective plate and a first mesh plate, a buoyancy tube is provided on the lower side of the pedal, a plurality of connecting frames are provided on the buoyancy tube, the upper end of the connecting frame is fixedly connected to the pedal, and a limit block is provided at the connection between the connecting frame and the buoyancy tube, and a mesh box is provided on the lower side of the pedal. When the present invention is used, when the first mesh plate and the second mesh plate on the mesh box are damaged, the rotating handle drives the third rotating rod and the second gear to rotate, and the second gear thereby drives the first gear and the threaded rod to rotate, and the threaded rod thereby drives the first mesh plate to move upward, so as to facilitate the disassembly and replacement of the first mesh plate, and then pulls the pull rod to move upward, and the pull rod thereby drives the pull block and the stop block to move upward, the stop block compresses the spring, and the stop block is retracted into the slide slot, and the stop block is separated from the mounting block, so as to facilitate the disassembly and replacement of the second mesh plate, and the operation is simple.

Description

Technical Field

[0001] The invention relates to the technical field of marine aquaculture, in particular to a marine treasure aquaculture cage. Background Art

[0002] Marine cage farming has excellent water quality conditions, good fish product quality, vast sea area, resource conservation, flexibility, convenient management, low investment and high efficiency. Marine cage farming has the following characteristics: First, the sea area is vast, resource conservation, the natural sea area is vast, no land is occupied, there is no water shortage and contradiction between agriculture and fishery, and there is huge room for development. The breeding production process does not require auxiliary energy, which is an environmentally friendly and resource-saving marine agricultural production method. Second, the water quality conditions are excellent and the fish product quality is good. In the natural sea area, due to the smooth flow of water, the dissolved oxygen content in the cage can be maintained above 5mg / L, the fish excrement and residual bait can be quickly discharged from the cage, the water quality conditions are good, and there are few marine treasure diseases. In addition, the group of marine treasures cultured in the cage is surrounded by a limited water body, the heat loss is reduced, and the auxiliary effect of natural bait in the sea area and artificial feeding provide good environmental conditions for the growth of marine treasures. Therefore, the marine treasures cultured in the cage not only grow fast, but also approach the quality of marine treasures in the natural sea area.

[0003] When the existing aquaculture cages are in use, it is inconvenient to replace the mesh plates on the cages when they are damaged, and the cages lack protection in the sea and are easily damaged by external impacts. Therefore, the present invention provides a marine treasure aquaculture cage to solve the above problems. Summary of the invention

[0004] The object of the present invention is to provide a marine treasure breeding cage to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] A marine treasure breeding cage comprises a pedal, a protective plate and a first mesh plate, a buoyancy tube is provided on the lower side of the pedal, a plurality of connecting frames are provided on the buoyancy tube, the upper ends of the connecting frames are fixedly connected to the pedal, and limit blocks are provided at the connections between the connecting frames and the buoyancy tubes, a mesh cage is provided on the lower side of the pedal, the mesh cage comprises a top plate, columns are provided at the four corners of the lower end of the top plate, a bottom plate is provided at the lower ends of the columns, a lifting assembly is provided on the pedal corresponding to the mesh cage, and protective plates are provided around the mesh cage, a first mesh plate is symmetrically provided front and rear on the mesh cage through a first mounting assembly, a switch door is provided on the first mesh plate on the front side, and a second mesh plate is symmetrically provided left and right on the mesh cage through a second mounting assembly.

[0007] As a further solution of the present invention, the lifting assembly includes a wire rope, a fixed pulley and a winding roller, the bottom plate is symmetrically provided with wire ropes, a winding roller is provided at the other end of the wire rope, and a fixed pulley is provided on the pedal corresponding to the wire rope, a first rotating rod is provided on the winding roller, a first bearing seat is provided at the rear end of the first rotating rod, and the lower end of the first bearing seat is fixedly connected to the pedal, a motor is provided at the front end of the first rotating rod on the right side, and a fixing plate fixedly connected to the pedal is provided at the front end of the motor, and a second bearing seat is provided at the front end of the first rotating rod on the left side, and the lower end of the second bearing seat is fixedly connected to the pedal.

[0008] As a further solution of the present invention, a first bevel gear is provided on the first rotating rod, a second bevel gear is meshed on the first bevel gear, a second rotating rod is provided between the second bevel gears, and a third bearing seat is provided on the second rotating rod, and the lower end of the third bearing seat is fixedly connected to the pedal.

[0009] Specifically, the starting motor drives the first rotating rod and the winding roller on the right side to rotate, and the first bevel gear, the second bevel gear and the second rotating rod structure are arranged in cooperation to drive the first rotating rod and the winding roller on the left side to rotate. The winding roller unwinds the wire rope, thereby facilitating the lowering of the net box.

[0010] As a further solution of the present invention, the first mounting assembly includes a through slot and a threaded rod, the top plate and the column are provided with a through slot corresponding to the first mesh plate, the first mesh plate is slidably connected to the through slot, and the upper end of the first mesh plate passes through the top plate, threaded rods are provided at the four corners of the bottom plate, the threaded rods pass through the bottom plate, and a first bearing is provided at the connection between the threaded rod and the bottom plate, the upper end of the threaded rod passes through the first mesh plate, and the threaded rod is threadedly connected to the first mesh plate.

[0011] As a further solution of the present invention, a first gear is provided at the lower end of the threaded rod, a second gear is meshed between the first gears, a third rotating rod is provided at the upper end of the second gear, the upper end of the third rotating rod passes through the bottom plate and the top plate, and a handle is provided at the upper end of the third rotating rod, a second bearing is provided at the connection between the third rotating rod and the bottom plate, and a third bearing is provided at the connection between the third rotating rod and the top plate.

[0012] Specifically, the rotating handle drives the third rotating rod and the second gear to rotate, and the second gear drives the first gear and the threaded rod to rotate, and the threaded rod drives the first mesh plate to move upward, thereby facilitating the disassembly and replacement of the first mesh plate.

[0013] As a further solution of the present invention, the second mounting assembly includes a mounting groove and a mounting block. The second mesh plate is symmetrically provided with mounting blocks at the front and rear ends thereof, the mounting blocks are snap-connected with the columns, and mounting grooves are provided on the columns corresponding to the mounting blocks. The coordinated use of the arranged mounting blocks and the mounting groove structure facilitates the rapid positioning and installation of the second mesh plate.

[0014] As a further solution of the present invention, a stop block is slidably connected in the installation groove, a sliding groove is provided at the top of the installation groove corresponding to the stop block, and the stop block is in contact with the installation block, a spring is provided at the upper end of the stop block, and the upper end of the spring is fixedly connected to the top of the sliding groove, a pull block is provided at the end of the stop block away from the installation block, the pull block passes through the column, and a through hole is provided on the column corresponding to the pull block, the pull block is slidably connected to the through hole, and a pull rod is provided between the upper and lower pull blocks.

[0015] Specifically, the pull rod is pulled upward to move, thereby driving the pull block and the stop block to move upward, the stop block compresses the spring, and the stop block retracts into the slide slot, and the stop block is separated from the mounting block, thereby facilitating the disassembly and replacement of the second mesh plate.

[0016] As a further solution of the present invention, a connecting rod is provided at one end of the protective plate close to the bottom plate, and the other end of the connecting rod is fixedly connected to the bottom plate. Vertical rods are provided at the four corners of the lower end of the pedal, and a limit frame is provided at the end of the protective plate away from the net box corresponding to the vertical rod. The limit frame is slidably connected to the vertical rod, and a limit groove is provided on the vertical rod corresponding to the limit frame.

[0017] Specifically, the protective plates can be used to protect the cages and prevent them from being damaged by external forces in the sea. At the same time, the coordinated use of the limit frames, vertical rods and limit slot structures can facilitate the effective fixation of the cages and the marine platform, preventing the cages from drifting in the sea.

[0018] Compared with the prior art, the present invention has the following beneficial effects:

[0019] 1. When the present invention is used, the pedals, connecting frame and buoyancy tube structure are arranged to facilitate the formation of an offshore platform. At the same time, the connecting frame and the buoyancy tube are fixed by a limit block at the connection point, so that the buoyancy tube will not rotate or move in series. The structure is simpler and more reliable, the construction is convenient, the cost performance is higher, the integrity and stability are good, and the adaptability is wider.

[0020] 2. When the present invention is used, when the net cage needs to be used for operation, the starting motor drives the first rotating rod and the winding roller on the right side to rotate, and the first bevel gear, the second bevel gear and the second rotating rod structure are arranged in cooperation, so as to drive the first rotating rod and the winding roller on the left side to rotate, and the winding roller unwinds the wire rope, so as to facilitate the descent of the net cage, and the protective plate arranged in cooperation can protect the net cage to prevent the net cage from being damaged by external force in the sea, and at the same time, the coordinated use of the limit frame, the vertical rod and the limit groove structure can facilitate the effective fixation of the net cage and the marine platform to prevent the net cage from drifting in the sea.

[0021] 3. When the present invention is in use, when the first mesh plate and the second mesh plate on the mesh box are damaged, the rotating handle drives the third rotating rod and the second gear to rotate, and the second gear drives the first gear and the threaded rod to rotate, and the threaded rod drives the first mesh plate to move upward, so as to facilitate the disassembly and replacement of the first mesh plate, and then pull the pull rod upward, the pull rod drives the pulling block and the stopper to move upward, the stopper compresses the spring, and the stopper retracts into the slide groove, and the stopper is separated from the mounting block, so as to facilitate the disassembly and replacement of the second mesh plate, and the operation is simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 The figure is a schematic diagram of the structure of a marine treasure breeding cage.

[0023] Figure 2 It is a schematic diagram of the cross-sectional structure of a marine treasure breeding cage.

[0024] Figure 3 A cage for breeding marine treasures Figure 2 Schematic diagram of the cross-sectional structure of the center column.

[0025] Figure 4 It is a schematic diagram of the cross-section structure of a marine treasure breeding cage when viewed from above.

[0026] Figure 5 A cage for breeding marine treasures Figure 1 Schematic diagram of the enlarged structure at point A in the middle.

[0027] Figure 6 A cage for breeding marine treasures Figure 2 Schematic diagram of the enlarged structure at point B in the middle.

[0028] Figure 7 A cage for breeding marine treasures Figure 3 Schematic diagram of the enlarged structure at point C in the middle.

[0029] In the figure: 1, pedal; 2, connecting frame; 201, limit block; 3, buoyancy tube; 4, net box; 401, top plate; 402, column; 403, bottom plate; 5, lifting assembly; 501, wire rope; 502, fixed pulley; 503, winding roller; 504, first rotating rod; 505, first bearing seat; 506, motor; 507, fixed plate; 508, second rotating rod; 509, second bearing seat; 510, first bevel gear; 511, second bevel gear; 512, third bearing seat; 6, protective plate; 601, limit frame; 602, vertical rod; 603, limit Position slot; 604, connecting rod; 7, first mesh plate; 701, switch door; 8, second mesh plate; 9, first mounting assembly; 901, through slot; 902, threaded rod; 903, first gear; 904, first bearing; 905, second gear; 906, third rotating rod; 907, second bearing; 908, third bearing; 909, handle; 10, second mounting assembly; 1001, mounting slot; 1002, mounting block; 1003, stop block; 1004, slide slot; 1005, spring; 1006, pull block; 1007, through hole; 1008, pull rod. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present invention.

[0031] In the present invention, the word "exemplary" is used to mean "used as an example, illustration or description". Any embodiment described as "exemplary" in the present invention is not necessarily to be construed as being preferred or advantageous over other embodiments. The following description is given to enable any technician in the field to implement and use the present invention. In the following description, details are listed for the purpose of explanation. It should be understood that a person of ordinary skill in the art can recognize that the present invention can be implemented without using these specific details. In other instances, well-known structures and processes will not be elaborated in detail to avoid obscuring the description of the present invention with unnecessary details. Therefore, the present invention is not intended to be limited to the embodiments shown, but is consistent with the widest scope consistent with the principles and features disclosed in the present invention. Example

[0032] See also Figures 1 to 7In an embodiment of the present invention, a marine treasure breeding cage includes a pedal 1, a protective plate 6 and a first mesh plate 7, a buoyancy tube 3 is provided at the lower side of the pedal 1, a plurality of connecting frames 2 are provided on the buoyancy tube 3, the upper end of the connecting frame 2 is fixedly connected to the pedal 1, and a limit block 201 is provided at the connection between the connecting frame 2 and the buoyancy tube 3, a mesh box 4 is provided at the lower side of the pedal 1, the mesh box 4 includes a top plate 401, columns 402 are provided at the four corners of the lower end of the top plate 401, and a bottom plate 403 is provided at the lower end of the column 402, a lifting component 5 is provided on the pedal 1 corresponding to the mesh box 4, and a protective plate 6 is provided around the mesh box 4, a first mesh plate 7 is symmetrically provided on the mesh box 4 through a first mounting component 9, a switch door 701 is provided on the front side of the first mesh plate 7, and a second mesh plate 8 is symmetrically provided on the mesh box 4 through a second mounting component 10.

[0033] The lifting assembly 5 includes a wire rope 501, a fixed pulley 502 and a winding roller 503. The bottom plate 403 is symmetrically provided with the wire rope 501, and the other end of the wire rope 501 is provided with a winding roller 503. The pedal 1 is provided with a fixed pulley 502 corresponding to the wire rope 501. The winding roller 503 is provided with a first rotating rod 504, and the rear end of the first rotating rod 504 is provided with a first bearing seat 505. The lower end of the first bearing seat 505 is fixedly connected to the pedal 1. The front end of the first rotating rod 504 on the right side is provided with a motor 506. A fixing plate 507 fixedly connected to the pedal 1 is provided at the front end of the motor 506, a second bearing seat 509 is provided at the front end of the first rotating rod 504 on the left side, and the lower end of the second bearing seat 509 is fixedly connected to the pedal 1, a first bevel gear 510 is provided on the first rotating rod 504, and the second bevel gear 511 is meshed on the first bevel gear 510, a second rotating rod 508 is provided between the second bevel gears 511, and a third bearing seat 512 is provided on the second rotating rod 508, and the lower end of the third bearing seat 512 is fixedly connected to the pedal 1.

[0034] Specifically, the starting motor 506 drives the first rotating rod 504 and the winding roller 503 on the right to rotate, and the first bevel gear 510, the second bevel gear 511 and the second rotating rod 508 structure are arranged in cooperation to drive the first rotating rod 504 and the winding roller 503 on the left to rotate. The winding roller 503 unwinds the wire rope 501, thereby facilitating the descent of the net box 4.

[0035] The protective plate 6 is provided with a connecting rod 604 at one end close to the bottom plate 403, and the other end of the connecting rod 604 is fixedly connected to the bottom plate 403. Vertical rods 602 are provided at the four corners of the lower end of the pedal 1, and a limiting frame 601 is provided at the end of the protective plate 6 away from the net box 4 corresponding to the vertical rod 602. The limiting frame 601 is slidably connected to the vertical rod 602, and a limiting groove 603 is provided on the vertical rod 602 corresponding to the limiting frame 601.

[0036] Specifically, the protective plate 6 can be used to protect the net cage 4 to prevent the net cage 4 from being damaged by external force in the sea. At the same time, the coordinated use of the limit frame 601, the vertical rod 602 and the limit groove 603 structure can facilitate the effective fixation of the net cage 4 and the marine platform to prevent the net cage 4 from drifting in the sea.

[0037] The first mounting assembly 9 includes a through slot 901 and a threaded rod 902. The top plate 401 and the column 402 are provided with a through slot 901 corresponding to the first mesh plate 7. The first mesh plate 7 is slidably connected with the through slot 901, and the upper end of the first mesh plate 7 passes through the top plate 401. The four corners of the bottom plate 403 are provided with threaded rods 902, which pass through the bottom plate 403. A first bearing 904 is provided at the connection between the threaded rod 902 and the bottom plate 403. The upper end of the threaded rod 902 passes through the first mesh plate 7. The threaded rod 902 is provided with a first bearing 904. 02 is threadedly connected to the first mesh plate 7, a first gear 903 is provided at the lower end of the threaded rod 902, a second gear 905 is meshed between the first gear 903, a third rotating rod 906 is provided at the upper end of the second gear 905, the upper end of the third rotating rod 906 passes through the bottom plate 403 and the top plate 401, and a handle 909 is provided at the upper end of the third rotating rod 906, a second bearing 907 is provided at the connection between the third rotating rod 906 and the bottom plate 403, and a third bearing 908 is provided at the connection between the third rotating rod 906 and the top plate 401.

[0038] Specifically, the rotating handle 909 drives the third rotating rod 906 and the second gear 905 to rotate, and the second gear 905 drives the first gear 903 and the threaded rod 902 to rotate, and the threaded rod 902 drives the first mesh plate 7 to move upward, thereby facilitating the disassembly and replacement of the first mesh plate 7.

[0039] The second mounting assembly 10 comprises a mounting groove 1001 and a mounting block 1002. The mounting blocks 1002 are symmetrically arranged at the front and rear ends of the second mesh plate 8. The mounting blocks 1002 are snap-fitted with the column 402. The column 402 is provided with a mounting groove 1001 corresponding to the mounting block 1002. A stopper 1003 is slidably connected in the mounting groove 1001. A sliding groove 1004 is arranged at the top of the mounting groove 1001 corresponding to the stopper 1003. The stopper 1003 is connected to the mounting block 1001. 02 fits together, a spring 1005 is provided on the upper end of the stop block 1003, and the upper end of the spring 1005 is fixedly connected to the top of the slide groove 1004, and a pull block 1006 is provided on the end of the stop block 1003 away from the mounting block 1002, the pull block 1006 passes through the column 402, and a through hole 1007 is provided on the column 402 corresponding to the pull block 1006, the pull block 1006 is slidably connected with the through hole 1007, and a pull rod 1008 is provided between the upper and lower pull blocks 1006.

[0040] Specifically, the pull rod 1008 is pulled upward, thereby driving the pull block 1006 and the stop block 1003 to move upward, the stop block 1003 compresses the spring 1005, and the stop block 1003 retracts into the slide groove 1004, and the stop block 1003 is separated from the mounting block 1002, thereby facilitating the disassembly and replacement of the second mesh plate 8.

[0041] The working principle of the present invention is:

[0042] When the present invention is used, the pedal 1, the connecting frame 2 and the buoyancy tube 3 are arranged to form an offshore platform. At the same time, the connecting frame 2 and the buoyancy tube 3 are fixed at their connection points by the limit block 201, so that the buoyancy tube 3 does not rotate or move in series. The structure is simpler and more reliable, the construction is convenient, the cost performance is higher, the integrity and stability are good, and the adaptability is wider. When the net cage 4 needs to be used for operation, the starting motor 506 drives the first rotating rod 504 and the winding roller 503 on the right to rotate, and the first bevel gear 510, the second bevel gear 511 and the second rotating rod 508 structure arranged are convenient to drive the first rotating rod 504 and the winding roller 503 on the left to rotate, and the winding roller 503 unwinds the wire rope 501, thereby facilitating the descent of the net cage 4. The protective plate 6 arranged in combination can protect the net cage 4 to prevent the net cage 4 from being damaged by external force in the sea. The coordinated use of the limit frame 601, the vertical rod 602 and the limit groove 603 structures is convenient for effectively fixing the net box 4 to the marine platform and preventing the net box 4 from drifting in the sea. When the first mesh plate 7 and the second mesh plate 8 on the net box 4 are damaged, the rotating handle 909 drives the third rotating rod 906 and the second gear 905 to rotate, and the second gear 905 thereby drives the first gear 903 and the threaded rod 902 to rotate, and the threaded rod 902 thereby drives the first mesh plate 7 to move upward, thereby facilitating the disassembly and replacement of the first mesh plate 7, and then pulls the pull rod 1008 upward, and the pull rod 1008 thereby drives the pull block 1006 and the stop block 1003 to move upward, and the stop block 1003 compresses the spring 1005, and the stop block 1003 retracts into the slide groove 1004, and the stop block 1003 is separated from the mounting block 1002, thereby facilitating the disassembly and replacement of the second mesh plate 8, and the operation is simple.

[0043] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A marine treasure breeding cage, comprising a pedal (1), a protective plate (6) and a first mesh plate (7), characterized in that: A buoyancy tube (3) is provided at the lower side of the pedal (1), a plurality of connecting frames (2) are provided on the buoyancy tube (3), the upper end of the connecting frame (2) is fixedly connected to the pedal (1), and a limit block (201) is provided at the connection between the connecting frame (2) and the buoyancy tube (3), a net box (4) is provided at the lower side of the pedal (1), the net box (4) comprises a top plate (401), columns (402) are provided at the four corners of the lower end of the top plate (401), and a bottom plate (403) is provided at the lower end of the columns (402), a lifting assembly (5) is provided on the pedal (1) corresponding to the net box (4), and protective plates (6) are provided around the net box (4) The net box (4) is provided with a first net plate (7) symmetrically in front and back through a first mounting assembly (9), a switch door (701) is provided on the front side of the first net plate (7), and a second net plate (8) is symmetrically provided on the net box (4) through a second mounting assembly (10), the first mounting assembly (9) comprises a through slot (901) and a threaded rod (902), the top plate (401) and the column (402) are provided with a through slot (901) corresponding to the first net plate (7), the first net plate (7) is slidably connected to the through slot (901), and the upper end of the first net plate (7) passes through the top plate (401), The bottom plate (403) is provided with threaded rods (902) at four corners, the threaded rods (902) penetrate the bottom plate (403), and a first bearing (904) is provided at the connection between the threaded rods (902) and the bottom plate (403). The upper end of the threaded rods (902) penetrates the first mesh plate (7), and the threaded rods (902) are threadedly connected to the first mesh plate (7). The second mounting assembly (10) comprises a mounting groove (1001) and a mounting block (1002). The second mesh plate (8) is symmetrically provided with mounting blocks (1002) at the front and rear ends thereof, and the mounting blocks (1002) are connected to the column (402). The mounting block (1002) is connected by clamping, and a mounting groove (1001) is provided on the column (402) corresponding to the mounting block (1002); a connecting rod (604) is provided on one end of the protective plate (6) close to the bottom plate (403); the other end of the connecting rod (604) is fixedly connected to the bottom plate (403); vertical rods (602) are provided at the four corners of the lower end of the pedal (1); and a limiting frame (601) is provided on the end of the protective plate (6) away from the net box (4) corresponding to the vertical rod (602); the limiting frame (601) is slidably connected to the vertical rod (602); and a limiting groove (603) is provided on the vertical rod (602) corresponding to the limiting frame (601).

2. A marine treasure breeding cage according to claim 1, characterized in that: A first gear (903) is provided at the lower end of the threaded rod (902), a second gear (905) is meshed between the first gear (903), a third rotating rod (906) is provided at the upper end of the second gear (905), the upper end of the third rotating rod (906) passes through the bottom plate (403) and the top plate (401), and a handle (909) is provided at the upper end of the third rotating rod (906), a second bearing (907) is provided at the connection between the third rotating rod (906) and the bottom plate (403), and a third bearing (908) is provided at the connection between the third rotating rod (906) and the top plate (401).

3. A marine treasure breeding cage according to claim 1, characterized in that: A stopper (1003) is slidably connected in the installation groove (1001), a slide groove (1004) is provided at the top of the installation groove (1001) corresponding to the stopper (1003), and the stopper (1003) is fitted with the installation block (1002), a spring (1005) is provided at the upper end of the stopper (1003), and the upper end of the spring (1005) is fixedly connected to the top of the slide groove (1004), a pull block (1006) is provided at one end of the stopper (1003) away from the installation block (1002), the pull block (1006) passes through the column (402), and a through hole (1007) is provided on the column (402) corresponding to the pull block (1006), the pull block (1006) is slidably connected to the through hole (1007), and a pull rod (1008) is provided between the upper and lower pull blocks (1006).

4. The marine treasure breeding cage according to claim 1, characterized in that: The lifting assembly (5) comprises a steel wire rope (501), a fixed pulley (502) and a winding roller (503); the steel wire rope (501) is symmetrically arranged on the bottom plate (403); a winding roller (503) is arranged at the other end of the steel wire rope (501); and a fixed pulley (502) is arranged on the pedal (1) corresponding to the steel wire rope (501); a first rotating rod (504) is arranged on the winding roller (503); a first bearing seat (505) is arranged at the rear end of the first rotating rod (504); the lower end of the first bearing seat (505) is fixedly connected to the pedal (1); a motor (506) is arranged at the front end of the first rotating rod (504) on the right side; a fixing plate (507) fixedly connected to the pedal (1) is arranged at the front end of the motor (506); and a second bearing seat (509) is arranged at the front end of the first rotating rod (504) on the left side; and the lower end of the second bearing seat (509) is fixedly connected to the pedal (1).

5. A marine treasure breeding cage according to claim 4, characterized in that: The first rotating rod (504) is provided with a first bevel gear (510), the first bevel gear (510) is meshed with a second bevel gear (511), a second rotating rod (508) is provided between the second bevel gears (511), and the second rotating rod (508) is provided with a third bearing seat (512), the lower end of the third bearing seat (512) is fixedly connected to the pedal (1).

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