阅读说明：本技术 一种海参养殖船 (Sea cucumber culture ship ) 是由 黄金发 王向积 顾夕章 黄河 朱伟 李勇 陈正平 刘继青 王向荣 杨青 刘宗强 于 2021-07-16 设计创作，主要内容包括：本发明公开了一种海参养殖船,涉及海参养殖船用设备技术领域,技术方案为,包括船体和设置在船体上的若干个底座,底座上设置有牵引机构,牵引机构吊接有若干个养殖网笼,养殖网笼包括环形框架和设置在环形框架内部的若干个凹形的网片固定框,网片固定框内插接有网片。本发明的有益效果是：本方案将养殖网笼与船体结合,通过牵引机构控制养殖网笼的升降,当遇到大风浪时,牵引机构将养殖网笼下沉一定深度；环形框架内设置若干个网片固定框,可根据需要调整网片的数量以及之间的间隔,使得笼内空间得到充分利用,提高养殖效益,网布修补机构可定期更换网布或者在网布出现破损时对其进行修补,保证了使用的安全性。(The invention discloses a sea cucumber culture ship, which relates to the technical field of equipment for the sea cucumber culture ship. The invention has the beneficial effects that: according to the scheme, the cultivation net cage is combined with the ship body, the lifting of the cultivation net cage is controlled through the traction mechanism, and the cultivation net cage is sunk to a certain depth by the traction mechanism when heavy storms occur; set up the fixed frame of a plurality of net piece in the annular frame, can adjust the quantity of net piece and interval between as required for the cage inner space obtains make full use of, improves and breeds the benefit, and the screen cloth repair mechanism can regularly change the screen cloth or repair it when the screen cloth appears damaged, has guaranteed the security of using.)

1. A sea cucumber culture ship is characterized by comprising a ship body (1) and a plurality of bases (2) arranged on the ship body (1), wherein a traction mechanism is arranged on each base (2), the traction mechanism is connected with a plurality of culture net cages (3) in a hanging mode through traction ropes (403), counterweight balls (28) are fixedly arranged at the bottoms of the culture net cages (3) at the lowest positions, each culture net cage (3) comprises an annular frame (5) and a plurality of concave net piece fixing frames (9) arranged inside the annular frame (5), net pieces (6) are inserted into the net piece fixing frames (9), an upper cover (7) is arranged at the top of the annular frame (5), flexible net pieces (8) cover the annular frame (5), the upper cover (7) and the net pieces (6), an annular outer frame (13) is arranged on the periphery of the annular frame (5), the outer frame (13) and the annular frame (5) are coaxially arranged, a gap is formed between the inner wall of the outer frame (13) and the outer wall of the annular frame (5), and a mesh cloth repairing mechanism is arranged between the outer frame (13) and the annular frame (5);

traction mechanism is including fixing support frame (401), setting on base (2) are in four electronic hank line wheel (402) and the setting of support frame (401) one side are in four pulley (404) on support frame (401), the winding has haulage rope (403) on electronic hank line wheel (402), the one end of haulage rope (403) with electronic hank line wheel (402) fixed connection, the other end of haulage rope (403) is walked around pulley (404), the other end bottom of haulage rope (403) with the top fixed connection of aquaculture net cage (3).

2. The sea cucumber culture ship according to claim 1, wherein a mesh placing groove (10) is formed in the inner side of the mesh fixing frame (9), the mesh (6) is inserted into the mesh placing groove (10), mesh fixing rods (11) are fixedly arranged at the tops of the two ends of the mesh fixing frame (9), mesh fixing rings (12) are fixedly arranged at the tops of the two ends of the mesh (6), and the mesh fixing rings (12) are sleeved with the mesh fixing rods (11).

3. Holothurian culture ship according to claim 1, characterized in that a bottom plate (14) is fixedly arranged at the bottom of the ring-shaped frame (5), the bottom plate (14) extends to the outside of the ring-shaped frame (5), and the upper surface of the bottom plate (14) at the outside of the ring-shaped frame (5) is provided with a ring-shaped track (15).

4. The holothurian culture ship according to claim 1, wherein the mesh fabric repairing mechanism comprises a mesh fabric fixing cylinder (16) wound with mesh fabric (8), a rotating rod (17) arranged inside the track (15) and a driving mechanism for driving the rotating rod (17), a fixing shaft is coaxially arranged at the center of the mesh fabric fixing cylinder (16), the bottom of the fixing shaft is fixedly connected with the bottom plate (14), the top of the fixing shaft is fixedly connected with the top of the annular frame (5), the mesh fabric fixing cylinder (16) is rotatably connected with the fixing shaft, one end of the mesh fabric (8) wound on the mesh fabric fixing cylinder (16) is fixedly connected with the mesh fabric fixing cylinder (16), and the other end of the mesh fabric is fixedly connected with the rotating rod (17).

5. Holothurian culture ship according to claim 4, characterized in that the driving mechanism comprises a gear (18) arranged on top of the swivel rod (17) and a gear ring (19) arranged on the outer wall of the top of the ring frame (5), the gear (18) is driven by a driving motor, the bottom of the outer frame (13) is rotationally connected with the bottom plate (14) through a bearing, the center of the rotating rod (17) is coaxially and fixedly provided with a rotating shaft, the bottom of the rotating shaft is connected with the track (15) in a sliding way, the top of the rotating shaft is coaxially and fixedly connected with the gear (18), the output shaft of the driving motor is coaxial with the gear (18), the gear (18) is meshed with the gear ring (19), a connecting block is arranged at the top end of the outer frame (13), and the top end of the rotating shaft is rotatably connected with the connecting block.

6. The holothurian culture ship according to claim 3, characterized in that the center of the upper surface of the bottom plate (14) is provided with a mesh fixing frame lifting mechanism, the mesh fixing frame lifting mechanism comprises a screw rod (20) arranged at the center of the upper surface of the bottom plate (14), two limiting rods (21) arranged at two sides of the screw rod (20) and a lifting plate (22), and top plates (23) are arranged at the tops of the screw rod (20) and the limiting rods (21);

the top of lead screw (20) with the bottom of roof (23) is rotated and is connected, the bottom of lead screw (20) with the upper surface of bottom plate (14) rotates and connects, the both ends of gag lever post (21) respectively with the bottom of roof (23) with the last fixed surface of bottom plate (14) is connected, set up on lifting plate (22) with the screw hole that lead screw (20) correspond and with the round hole that gag lever post (21) correspond, lead screw (20) with the screw hole threaded connection of lifting plate (22), gag lever post (21) with the round hole sliding connection of lifting plate (22), the fixed frame of net piece (9) uses lead screw (20) to be radial evenly distributed as the center, the one end bottom of fixed frame (9) with the last fixed surface of lifting plate (22) is connected.

7. The holothurian culture ship according to claim 3, characterized in that a plurality of rope fixing seats (24) are arranged at the bottom of the bottom plate (14), two adjacent culture net cages (3) are fixedly connected with each other through fixing ropes (25), the bottom ends of the fixing ropes (25) are fixedly connected with the top of the annular frame (5) of the culture net cage (3) below, and the top ends of the fixing ropes (25) are fixedly connected with the rope fixing seats (24) of the culture net cage (3) above.

8. Holothurian culture ship according to claim 7, characterized in that the top of the connected culture net cages (3) is provided with a traction mechanism connecting plate (26), the top of the traction mechanism connecting plate (26) is fixedly connected with the traction ropes (403), and the bottom of the traction mechanism connecting plate (26) is fixedly connected with the top of the uppermost culture net cage (3) through the fixing ropes (25).

9. The holothurian culture ship according to claim 6, characterized in that a plurality of mesh fixing rods (27) for fixing the mesh (8) are arranged at the top of the annular frame (5), the mesh (8) is arranged inside the annular frame (5), the mesh (8) covers the inner side wall and the bottom of the annular frame (5), the center of the bottom of the mesh (8) is fixed at the bottom of the lifting plate (22), and the peripheral edge of the mesh (8) is fixed on the mesh fixing rods (27).

10. The holothurian culture ship according to claim 6, characterized in that a through hole is arranged in the center of the upper cover (7), and the screw rod (20) and the limiting rod (21) penetrate through the through hole.

Technical Field

The invention relates to the technical field of equipment for a sea cucumber culture ship, in particular to a sea cucumber culture ship.

Background

Sea cucumber cultivation has various modes, the integrity of a net cage needs to be checked regularly in cultivation modes such as raft cultivation at sea or submarine cage cultivation, sea cucumber seedlings need to have soft attachment bases in the net cage, the net cloth is used as the attachment base, the damage condition and timely repair of the net cloth need to be checked regularly, but a large amount of time is wasted in manual inspection and repair, in addition, when the sea cucumbers are harvested, the sea cucumbers on the net cloth need to be picked up, and due to the fact that the net cloth has a large area and is easy to stack and wind, much inconvenience is brought to workers;

in the sea cucumber culture process, under the action of ocean currents, if the sea cucumber is subjected to the condition of strong wind and waves, the net cage is easy to deform under the impact of the ocean currents, so that the aquaculture space is compressed, and the aquaculture space is deteriorated. In addition, the mesh is easy to damage due to friction and pulling of the mesh and the rigid material, so that the sea cucumbers in the net cage escape, and economic loss is caused, and therefore, how to reduce the influence degree of the net cage on wind and wave and prevent external impact becomes a problem which needs to be solved urgently.

Disclosure of Invention

In order to achieve the above object, the present invention provides a sea cucumber culture ship.

The technical scheme includes that the device comprises a ship body and a plurality of bases arranged on the ship body, wherein a traction mechanism is arranged on each base, a plurality of cultivation net cages are hung on the traction mechanism through traction ropes, counterweight balls are fixedly arranged at the bottoms of the cultivation net cages positioned at the lowest positions, each cultivation net cage comprises an annular frame and a plurality of concave net piece fixing frames arranged in the annular frame, net pieces are inserted in the net piece fixing frames, an upper cover is arranged at the top of the annular frame, flexible net cloth covers the annular frame, the upper cover and the net pieces, an annular outer frame is arranged on the periphery of the annular frame, the outer frame and the annular frame are coaxially arranged, a gap is formed between the inner wall of the outer frame and the outer wall of the annular frame, and a net cloth repairing mechanism is arranged between the outer frame and the annular frame; the mesh may be stacked on the mesh in a plurality of pleats.

The traction mechanism comprises a support frame fixed on the base, four electric stranded wire wheels arranged on one side of the support frame and four pulleys arranged on the support frame, a traction rope is wound on each electric stranded wire wheel, one end of the traction rope is fixedly connected with each electric stranded wire wheel, the other end of the traction rope bypasses the pulleys, and the bottom of the other end of the traction rope is fixedly connected with the top of the breeding net cage.

The mesh fixing frame is characterized in that a mesh placing groove is formed in the inner side of the mesh fixing frame, meshes are inserted in the mesh placing groove, mesh fixing rods are fixedly arranged at the tops of two ends of the mesh fixing frame, mesh fixing rings are fixedly arranged at the tops of two ends of the meshes, and the mesh fixing rings are sleeved with the mesh fixing rods.

The bottom of the annular frame is fixedly provided with a bottom plate, the bottom plate extends to the outside of the annular frame, and an annular track is arranged on the upper surface of the bottom plate outside the annular frame.

Mesh repair mechanism is in including the winding have the fixed section of thick bamboo of mesh, setting of the inside rotary rod of track and drive the actuating mechanism of rotary rod, the coaxial fixed axle that is provided with in center of the fixed section of thick bamboo of mesh, the bottom of fixed axle with bottom plate fixed connection, the top of fixed axle with ring frame's top fixed connection, the fixed section of thick bamboo of mesh with the fixed axle rotates to be connected, twines mesh one end on the fixed section of thick bamboo of mesh with the fixed section of thick bamboo fixed connection of mesh, the other end with rotary rod fixed connection.

Actuating mechanism is including setting up the gear at rotary rod top is in with the setting ring gear on the outer wall of ring frame top, the gear is driven by driving motor, the bottom of frame with rotate through the bearing between the bottom plate and be connected, the coaxial fixed rotation axis that is provided with in center of rotary rod, the bottom of rotation axis with track sliding connection, the top of rotation axis with the coaxial fixed connection of gear, driving motor's output shaft with the gear is coaxial, the gear with the ring gear meshing, the top of frame sets up the connecting block, the top of rotation axis with the connecting block rotates and connects.

The center of the upper surface of the bottom plate is provided with a mesh fixing frame lifting mechanism, the mesh fixing frame lifting mechanism comprises a screw rod arranged at the center of the upper surface of the bottom plate, two limiting rods arranged at two sides of the screw rod and a lifting plate, and top plates are arranged at the tops of the screw rod and the limiting rods;

the top of lead screw with the bottom of roof is rotated and is connected, the bottom of lead screw with the upper surface of bottom plate rotates and connects, the both ends of gag lever post respectively with the bottom of roof with the last fixed surface of bottom plate connects, set up on the lift plate with the screw hole that the lead screw corresponds and with the round hole that the gag lever post corresponds, the lead screw with the screw hole threaded connection of lift plate, the gag lever post with the round hole sliding connection of lift plate, the fixed frame of net piece uses the lead screw to be radial evenly distributed as the center, the fixed frame's of net piece one end bottom with the last fixed surface of lift plate connects. The screw rod is driven to rotate by a driving motor.

The bottom of bottom plate is provided with a plurality of rope fixing base, adjacent two from top to bottom through fixed rope fixed connection between the cultivation cylinder mould, the bottom of fixed rope and the annular frame's of the cultivation cylinder mould that is located the below top fixed connection, the top of fixed rope and the rope fixing base fixed connection who is located the cultivation cylinder mould of top.

The top of the aquaculture net cage that is connected is provided with the drive mechanism connecting plate, the top of drive mechanism connecting plate with haulage rope fixed connection, the bottom of drive mechanism connecting plate is passed through with the top that is located the breed net cage of the top fixed rope fixed connection.

The top of ring frame is provided with a plurality of and is used for fixing the screen cloth dead lever of screen cloth, ring frame's inside is provided with the screen cloth, the screen cloth cover in ring frame's inside wall and bottom, the bottom center of screen cloth is fixed in the bottom of lifting plate, the peripheral edge of screen cloth is fixed in on the screen cloth dead lever. The screen cloth of the screen cloth repairing mechanism can be fixed on the screen cloth fixing rod or the fixing shaft of the screen cloth fixing cylinder after covering the whole circle.

The center of the upper cover is provided with a through hole, and the screw rod and the limiting rod penetrate through the through hole.

The specification is as follows: the electric heating wire is arranged on the net piece fixing frame and used for heating the cultivation net cage when the cultivation net cage sinks to avoid wind and waves, and the suitable temperature for survival of the sea cucumbers is guaranteed.

The technical scheme provided by the embodiment of the invention has the following beneficial effects: the scheme provides a sea cucumber culture ship, a culture net cage is combined with a ship body, the transfer is more flexible, the culture net cage is more firmly fixed, the lifting of the culture net cage is controlled through a traction mechanism, when heavy storms occur, an electric stranding wheel of the traction mechanism lowers a traction rope to sink the culture net cage to a certain depth, in order to avoid the influence of large temperature change on sea cucumbers, an electric heating wire on a net piece fixing frame can be started for heating the culture net cage, the appropriate temperature required by the survival of the sea cucumbers is ensured, the influence degree of the net cage by the storms is reduced, and the external impact can be reduced due to the annular structure of the frame;

the annular frame is internally provided with the plurality of concave net piece fixing frames, the number of the net pieces and the intervals between the net pieces can be adjusted as required, so that the space in the cage is fully utilized, the culture benefit is improved, and compared with a string of attachment bases, the net pieces are not easy to stack and wind with each other, the harvesting of the sea cucumbers is facilitated, and the time and the labor are saved;

the mesh cloth repairing mechanism can replace mesh cloth periodically or repair the mesh cloth when the mesh cloth is damaged, so that the use safety is ensured;

when the sea cucumbers need to be harvested, the traction mechanism lifts the breeding net cage, the connected breeding net cage is untied, the driving motor drives the screw rod to rotate, the lifting plate in threaded connection with the screw rod rises due to the limitation of the limiting rods on two sides, on one hand, the net piece is conveniently taken out, on the other hand, the center of the whole net cloth connected to the bottom is lifted by the lifting plate, an inclined surface is formed, the sea cucumbers can slide to the edge of the net cloth, the sea cucumbers are conveniently picked up by workers, and the efficiency of collecting the sea cucumbers is improved.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention.

Fig. 2 is a partially enlarged view a of fig. 1.

Fig. 3 is a schematic structural view of a single aquaculture net cage with a hidden upper cover according to an embodiment of the invention.

Fig. 4 is a partially enlarged view B of fig. 3.

Fig. 5 is a partial enlarged view of C of fig. 3.

Fig. 6 is a schematic structural view of the lifting plate of the lifting mechanism for a mesh fixing frame according to the embodiment of the present invention.

Fig. 7 is a schematic structural view of hiding a plurality of mesh fixing frames according to an embodiment of the present invention.

Wherein the reference numerals are: 1. a hull; 2. a base; 3. cultivating a net cage; 401. a support frame; 402. an electric wire twisting wheel; 403. a hauling rope; 404. a pulley; 5. an annular frame; 6. a mesh sheet; 7. an upper cover; 8. screen cloth; 9. a mesh fixing frame; 10. mesh placement grooves; 11. a mesh fixing rod; 12. a mesh fixing ring; 13. an outer frame; 14. a base plate; 15. a track; 16. a mesh fixing cylinder; 17. rotating the rod; 18. a gear; 19. a ring gear; 20. a screw rod; 21. a limiting rod; 22. a lifting plate; 23. a top plate; 24. a rope fixing seat; 25. fixing a rope; 26. a traction mechanism connecting plate; 27. fixing rods for the mesh cloth; 28. and (4) weighing the ball.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. Of course, the specific embodiments described herein are merely illustrative of the invention and are not intended to be limiting.

It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which are merely for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the invention, the meaning of "a plurality" is two or more unless otherwise specified.

In the description of the invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be construed broadly, e.g. as being fixed or detachable or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art through specific situations.

Example 1

Referring to fig. 1 to 7, the invention provides a sea cucumber culture ship, which comprises a ship body 1 and a plurality of bases 2 arranged on the ship body 1, wherein a traction mechanism is arranged on each base 2, the traction mechanism is connected with a plurality of culture net cages 3 in a hanging manner through traction ropes 403, counterweight balls 28 are fixedly arranged at the bottoms of the culture net cages 3 at the lowest positions, each culture net cage 3 comprises an annular frame 5 and a plurality of concave net piece fixing frames 9 arranged inside the annular frame 5, net pieces 6 are inserted into the net piece fixing frames 9, an upper cover 7 is arranged at the top of the annular frame 5, the upper cover 7 and the net sheet 6 are both covered with flexible net cloth 8, the periphery of the annular frame 5 is provided with an annular outer frame 13, the outer frame 13 and the annular frame 5 are coaxially arranged, a gap is arranged between the inner wall of the outer frame 13 and the outer wall of the annular frame 5, and a net cloth repairing mechanism is arranged between the outer frame 13 and the annular frame 5;

the traction mechanism comprises a support frame 401 fixed on the base 2, four electric wire twisting wheels 402 arranged on one side of the support frame 401 and four pulleys 404 arranged on the support frame 401, a traction rope 403 is wound on the electric wire twisting wheels 402, one end of the traction rope 403 is fixedly connected with the electric wire twisting wheels 402, the other end of the traction rope 403 bypasses the pulleys 404, and the bottom of the other end of the traction rope 403 is fixedly connected with the top of the aquaculture net cage 3.

The inside of the fixed frame 9 of net piece has been seted up net piece standing groove 10, and grafting net piece 6 in the net piece standing groove 10, the fixed net piece dead lever 11 that sets up in both ends top of the fixed frame 9 of net piece, and the fixed solid fixed ring 12 of net piece that is provided with in both ends top of net piece 6, and the solid fixed ring 12 of net piece cup joints with net piece dead lever 11.

The bottom of the annular frame 5 is fixedly provided with a bottom plate 14, the bottom plate 14 extends to the outside of the annular frame 5, and the upper surface of the bottom plate 14 outside the annular frame 5 is provided with an annular track 15.

The mesh cloth repairing mechanism comprises a mesh cloth fixing barrel 16 wound with a mesh cloth 8, a rotary rod 17 arranged inside a track 15 and a driving mechanism driving the rotary rod 17, a fixing shaft is coaxially arranged at the center of the mesh cloth fixing barrel 16, the bottom of the fixing shaft is fixedly connected with a bottom plate 14, the top of the fixing shaft is fixedly connected with the top of the annular frame 5, the mesh cloth fixing barrel 16 is rotatably connected with the fixing shaft, one end of the mesh cloth 8 wound on the mesh cloth fixing barrel 16 is fixedly connected with the mesh cloth fixing barrel 16, and the other end of the mesh cloth is fixedly connected with the rotary rod 17.

The driving mechanism comprises a gear 18 arranged at the top of a rotating rod 17 and a gear ring 19 arranged on the outer wall of the top of the annular frame 5, the gear 18 is driven by a driving motor, the bottom of the outer frame 13 is rotatably connected with the bottom plate 14 through a bearing, a rotating shaft is coaxially and fixedly arranged in the center of the rotating rod 17, the bottom of the rotating shaft is slidably connected with the track 15, the top of the rotating shaft is fixedly connected with the gear 18 in a coaxial mode, an output shaft of the driving motor is coaxial with the gear 18, the gear 18 is meshed with the gear ring 19, a connecting block is arranged on the top end of the outer frame 13, and the top end of the rotating shaft is rotatably connected with the connecting block.

The center of the upper surface of the bottom plate 14 is provided with a mesh fixing frame lifting mechanism, the mesh fixing frame lifting mechanism comprises a screw rod 20 arranged at the center of the upper surface of the bottom plate 14, two limiting rods 21 arranged at two sides of the screw rod 20 and a lifting plate 22, and top plates 23 are arranged at the tops of the screw rod 20 and the limiting rods 21;

the top of lead screw 20 is rotated with the bottom of roof 23 and is connected, the bottom of lead screw 20 is rotated with the upper surface of bottom plate 14 and is connected, the both ends of gag lever post 21 are connected with the bottom of roof 23 and the last fixed surface of bottom plate 14 respectively, set up the screw hole that corresponds with lead screw 20 and the round hole that corresponds with gag lever post 21 on the lift plate 22, lead screw 20 and lift plate 22's screw hole threaded connection, gag lever post 21 and lift plate 22's round hole sliding connection, the fixed frame 9 of net piece uses lead screw 20 to be radial evenly distributed as the center, the one end bottom of the fixed frame 9 of net piece is connected with the upper surface fixed of lift plate 22. The screw rod 20 is rotated by a driving motor.

The bottom of bottom plate 14 is provided with a plurality of rope fixing base 24, through fixed rope 25 fixed connection between two adjacent aquaculture net cages 3 from top to bottom, the bottom of fixed rope 25 and the top fixed connection of the ring frame 5 of aquaculture net cage 3 that is located the below, the top of fixed rope 25 and the rope fixing base 24 fixed connection of the aquaculture net cage 3 that is located the top.

The top of a plurality of connected aquaculture net cages 3 is provided with a traction mechanism connecting plate 26, the top of the traction mechanism connecting plate 26 is fixedly connected with a traction rope 403, and the bottom of the traction mechanism connecting plate 26 is fixedly connected with the top of the uppermost aquaculture net cage 3 through a fixed rope 25.

The top of ring frame 5 is provided with the screen cloth dead lever 27 that a plurality of is used for fixed screen cloth 8, and the inside of ring frame 5 is provided with screen cloth 8, and screen cloth 8 covers in ring frame 5's inside wall and bottom, and the bottom center of screen cloth 8 is fixed in the bottom of lifting plate 22, and the peripheral edge of screen cloth 8 is fixed in on screen cloth dead lever 27. The mesh cloth 8 of the mesh cloth repairing mechanism can be fixed on the mesh cloth fixing rod 27 or the fixing shaft of the mesh cloth fixing cylinder 16 after covering a whole circle.

The center of the upper cover 7 is provided with a through hole, and the screw rod 20 and the limiting rod 21 penetrate through the through hole.

The net piece fixing frame 9 is provided with an electric heating wire which is used for heating the cultivation net cage 3 when the cultivation net cage 3 sinks to avoid wind and waves, and the proper temperature required by the survival of the sea cucumbers is ensured.

When the invention is used, firstly, the whole piece of mesh cloth 8 is covered on the inner side wall and the bottom of the annular frame 5, the center of the whole piece of mesh cloth 8 is fixed at the bottom of the lifting plate 22 and can be fixed by gluing or nailing, the peripheral edge of the whole piece of mesh cloth 8 is fixed on the mesh cloth fixing rod 27, then the mesh cloth 8 is fixed on the mesh sheet 6, a plurality of folds can be stacked to prevent the mesh cloth 8 from being too tight to be convenient for the attachment of sea cucumbers, then the mesh sheet 8 is inserted into the mesh sheet placing groove 10, the mesh sheet fixing rings 12 at two ends of the mesh sheet 8 are sleeved on the mesh sheet fixing rod 11 of the mesh sheet fixing frame 9, the lifting plate 22 is descended to be in contact with the bottom plate 14, then the upper cover 7 is covered and fixed on the annular frame 5, the two breeding net cages 3 which are adjacent up and down are fixedly connected through the fixing rope 25, the bottom ends of the fixing ropes 25 are fixedly connected with the top of the annular frame 5 of the breeding net cages 3 which are positioned below, the top end of the fixed rope 25 is fixedly connected with a rope fixing seat 24 of the breeding net cage 3 positioned above, then the breeding net cages 3 are fixed at the bottom of a traction mechanism connecting plate 26 through the fixed rope 25, the traction mechanism sends the breeding net cages 3 to a proper breeding depth, when heavy wind and waves are encountered, an electric twisted wire wheel 402 of the traction mechanism lowers the traction rope 403 to sink the breeding net cage 3 to a certain depth, the counterweight balls 28 play a role in improving the stability of the breeding net cage 3, in order to avoid the influence of large temperature change on sea cucumbers, electric heating wires on the net fixing frame 9 can be started for heating the breeding net cage 3 and ensuring the proper temperature required by the survival of the sea cucumbers;

the mesh cloth repairing mechanism can replace the mesh cloth 8 periodically or repair the mesh cloth 8 when the mesh cloth 8 is damaged, when repairing, the driving motor drives the gear 18 to rotate, the bottom of the outer frame 13 is rotatably connected with the bottom plate 14 through the bearing, so that the gear 18 moves around the gear ring 19 to drive the rotating rod 17 to move along the track 15, and as the bottom of the fixed shaft of the mesh cloth fixing cylinder 16 is fixedly connected with the bottom plate 14, the mesh cloth 8 is pulled up to surround the annular frame 5 when the rotating rod 17 moves, and after the mesh cloth 8 covers the whole circle, the mesh cloth 8 can be fixed on the fixed shaft of the mesh cloth fixing rod 27 or the mesh cloth fixing cylinder 16;

when the sea cucumbers need to be harvested, the breeding net cage 3 is lifted by the traction mechanism, the connected breeding net cage 3 is untied, the lead screw 20 is driven to rotate by the driving motor, the lifting plate 22 in threaded connection with the lead screw 20 rises due to the limitation of the limiting rods 21 on two sides, on one hand, the net piece 8 is conveniently taken out, in addition, the center of the whole net cloth 8 connected to the bottom is lifted by the lifting plate 22 to form an inclined surface, the sea cucumbers slide to the edge of the net cloth 8, and the sea cucumbers can be conveniently picked up by workers.

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.