CN218126356U

CN218126356U - Bottom-sitting type net cage for offshore culture

Info

Publication number: CN218126356U
Application number: CN202222569674.6U
Authority: CN
Inventors: 王致洲
Original assignee: Neptune Zhoushan Zhejiang Blue Ocean Development Co ltd
Current assignee: Neptune Zhoushan Zhejiang Blue Ocean Development Co ltd
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2022-12-27
Anticipated expiration: 2032-09-28

Abstract

A bottom-sitting type net cage for offshore culture comprises a mooring mechanism, a net cage frame, a net body system, a water surface floating frame and a lifting power mechanism; the mooring mechanism comprises a suction pile and an upright post, and the lower end of the upright post is fixedly connected with the upper end of the suction pile; the net cage frame comprises a frame main body for maintaining the integral shape of the net body system, a guide pipe is arranged at the end part of the frame main body, and the guide pipe is movably sleeved on the upright post and forms an upper limit through an upper limit frustum; the net body system comprises a bottom net arranged at the bottom of the frame main body, a side net arranged at the side part of the frame main body, a top net arranged at the top of the frame main body and a flexible net bag arranged between the frame main body and the water surface floating frame; the frame main part is hollow tubular structure and inside forms after the intercommunication and presses row to carry the system, and lifting power unit is connected on stand pipe upper portion, presses row to carry the lift process that system and lifting power unit mutually supported realization box with a net for the actual lift of box with a net compromises two aspects steadily and high-efficient.

Description

Bottom-sitting type net cage for offshore culture

Technical Field

The utility model relates to a sit end formula box with a net for coastal waters is bred.

Background

The long-term excessive fishing leads to the gradual reduction of the fishing amount on the sea, and the gulf culture becomes an important content of fishery production in order to ensure the healthy and stable development of fishery. The cage culture comprises a floating structure and a bottom-sitting structure, for example, the authorized bulletin number is: CN 208175773U discloses a bottom-sitting net cage suitable for bottom water cultivation, which comprises a sliding-resistant foundation, a net cage frame, a net body system and a water surface floating body system, wherein the sliding-resistant foundation consists of a cylindrical foundation and upright columns, the main body of the net cage frame is a frame structure capable of bearing load independently, two floating pipes are arranged at two sides of the bottom of the frame structure, the floating pipes can submerge and float through water injection and drainage, supporting structures of the sliding-resistant foundation are arranged at four corners of the frame structure and comprise a sliding-resistant limiting structure and a sliding-resistant guiding structure, and the cylindrical foundation penetrates through the sliding-resistant limiting structure on the net cage frame in the vertical direction to restrict horizontal displacement and achieve the purpose of sliding resistance; the upright post penetrates through the anti-sliding guide structure in the vertical direction and slides up and down in the anti-sliding guide structure, the netting is convenient to replace and maintain, the operation surface can be designed above the water surface, and the cost increased by underwater operation is saved. The submergence and the floating of box with a net are realized through the water injection and the drainage of floating pipe in this patent, and the lift of box with a net is more steady, but slow speed, greatly increased the activity duration.

SUMMERY OF THE UTILITY MODEL

To the weak point that exists in the above-mentioned problem, the utility model provides a sit end formula box with a net for coastal waters is bred.

In order to achieve the purpose, the utility model provides a bottom sitting type net cage for offshore culture, which comprises a mooring mechanism, a net cage frame, a net body system, a water surface floating frame and a lifting power mechanism;

the mooring mechanism comprises a suction pile and an upright post, and the lower end of the upright post is fixedly connected with the upper end of the suction pile;

the net cage frame comprises a frame main body used for maintaining the overall shape of the net body system, a guide pipe is arranged at the end part of the frame main body, and the guide pipe is movably sleeved on the upright post and forms an upper limit through an upper limit frustum;

the net body system comprises a bottom net arranged at the bottom of the frame main body, a side net arranged at the side part of the frame main body, a top net arranged at the top of the frame main body and a flexible net bag arranged between the frame main body and the water surface floating frame;

the frame main body is of a hollow tubular structure, the interior of the frame main body is communicated to form a pressing, discharging and loading system, the upper portion of the guide pipe is connected with the lifting power mechanism, and the pressing, discharging and loading system and the lifting power mechanism are matched with each other to achieve the lifting process of the net cage.

As the utility model discloses further improve, the stand with suction stake junction is equipped with down spacing frustum, the stand lower part supports and leans on down on the spacing frustum.

As the utility model discloses the further improvement, go up spacing frustum upper portion and all be equipped with three lock pin, through the plug of lock pin is realized go up spacing frustum with the stand is fixed.

As the utility model discloses further improve, go up spacing frustum along the circumferencial direction even processing have the pinhole with the lock pin matches, the corresponding spacing hole that is equipped with on the stand, the lock pin passes stretch into behind the pinhole spacing hole.

As the utility model discloses further improve, lift power unit includes hoist engine, wire rope, stand upper portion is equipped with operation platform, the hoist engine install in operation platform is last, the hoist engine passes through wire rope connects the stand pipe, the corresponding hoist and mount otic placode that is equipped with in stand pipe upper portion is connected wire rope.

As the utility model discloses further improve, the surface of water floats the frame and locates directly over the frame main part and float on the sea, the surface of water float the frame through spacing cable with stand upper portion is connected.

As a further improvement of the utility model, the lower part of the suction pile extends into the seabed.

The beneficial effects of the utility model are that:

in the scheme, the lifting and sinking of the net cage are realized by matching the pressure discharging and loading system and the lifting power mechanism, so that the actual lifting of the net cage is stable and efficient; the upper part of the net cage is of a suspended structure, the water surface floating frame moves along with tides and waves, and the horizontal movement is limited by the frame main body and the limiting cable, so that the upper part of the net cage is integrally more flexible and less stressed, the lower part of the net cage is of a fixed structure, the suspended structure is combined with the fixed structure, the whole structure of the net cage is stable, and the wind and wave resistance is stronger.

Drawings

FIG. 1 is a front view of a bottom seated cage for offshore culture according to the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a top view of a bottom-seated cage for offshore farming according to the present invention;

fig. 4 is a schematic assembly view of the upper limiting frustum 14, the upright column 13 and the lock pin 17;

fig. 5 is a schematic structural view of the whole lifted net cage.

In the figure: 1. a mooring mechanism; 11. a suction pile; 12. a lower limiting frustum; 13. a column; 131. a limiting hole; 14. an upper limiting frustum; 141. a pin hole; 15. an operating platform; 16. a lock pin; 2. a cage frame; 21. a frame body; 22. a guide tube; 23. hoisting the lug plate; 3. a net system; 31. a bottom net; 32. a side net; 33. top net; 34. a flexible mesh bag; 4. a water surface floating frame; 5. a limiting cable; 6. a lifting power mechanism; 61. a hoist; 62. a steel cord.

Detailed Description

As shown in fig. 1 and fig. 3, the bottom-supported cage for offshore culture according to the present invention comprises a mooring mechanism 1, a cage frame 2, a net body system 3, a water surface floating frame 4, and a lifting power mechanism 6;

the mooring mechanism 1 comprises a suction pile 11 and a stand column 13, the lower end of the stand column 13 is fixedly connected with the upper end of the suction pile 11, a lower limiting frustum 12 is arranged at the joint of the stand column 13 and the suction pile 11, and the lower part of the suction pile 11 extends into a seabed;

the net cage frame 2 comprises a frame main body 21 for maintaining the integral shape of the net body system 3, a guide pipe 22 is arranged at the end part of the frame main body 21, the guide pipe 22 is movably sleeved on the upright post 13 and forms upper limit through an upper limit frustum 14, three lock pin 16 are arranged at the upper part of the upper limit frustum 14, the upper limit frustum 14 and the upright post 13 are fixed through plugging and unplugging of the lock pin 16, pin holes 141 are uniformly processed on the upper limit frustum 14 along the circumferential direction to be matched with the lock pin 16, limit holes 131 are correspondingly arranged on the upright post 13, the lock pin 16 passes through the pin holes 141 and then extends into the limit hole 131 (see figure 4), the lower part of the guide pipe 22 is in a horn mouth and abuts against the lower limit frustum 12, and the net cage is prevented from horizontally shaking up and down;

the net body system 3 comprises a bottom net 31 arranged at the bottom of the frame main body 21, a side net 32 arranged at the side part of the frame main body 21, a top net 33 arranged at the top of the frame main body 21, and a flexible net bag 34 arranged between the frame main body 21 and the water surface floating frame 4, wherein the water surface floating frame 4 is arranged right above the frame main body 21 and floats on the sea surface, and the water surface floating frame 4 is connected with the upper parts of the stand columns 13 through limiting cables 5;

the frame main part 21 is hollow tubular structure and inside communicates the back and forms the pressure and arrange and carry the system, lifting power unit 6 is connected on stand 22 upper portion, the lift process of box with a net is realized to pressure and arrange and carry the system and lifting power unit 6 and mutually support, lifting power unit 6 includes hoist engine 61, wire rope 62, stand 13 upper portion is equipped with operation platform 16, hoist engine 61 installs on operation platform 16, respectively there are two hoist engines 61 on the operation platform 16, the hoist engine 61 bearing is 15T in this scheme, hoist engine 61 passes through wire rope 62 and connects stand 22, corresponding hoist and mount otic placode 23 that is equipped with on stand 22 upper portion connects wire rope 62 (see figure 2), hoist and mount otic placode 23 and stand 22 upper portion welded fastening, wire rope 62 connects hoist and mount otic placode 23 through the shackle.

In the scheme, the lifting and sinking of the net cage are realized by matching the pressure discharging and loading system with the lifting power mechanism, so that the actual lifting of the net cage is stable and efficient; the upper part of the net cage is of a suspension structure, the water surface floating frame moves along with tides and waves, and the horizontal movement is limited by the frame main body and the limiting cable, so that the upper structure of the net cage is overall more flexible and less stressed, the lower part of the net cage is of a fixed structure, the suspension structure and the fixed structure are combined, the overall structure is stable, and the wind and wave resistance is higher.

When in specific use, the utility model is described with the attached drawings for the convenience of understanding;

according to the scheme, a pressure and load discharging system is formed by a hollow frame main body, the net cage is under microgravity in water through the pressure and load discharging system, the net cage is lifted by a winch on an operation platform, the pressure and load discharging system and the winch are lifted synchronously, and the pulling force of the winch is prevented from exceeding the rated pulling force by 15T; in a normal culture state of the net cage, a bell mouth at the lower part of the guide pipe is attached to the lower limiting frustum, a bell mouth on the guide pipe is attached to the upper limiting frustum, and the upper limiting frustum is fixed with the upright post through a lock pin to prevent the net cage from moving in the horizontal and vertical directions; when the net cage is lifted, the winch draws in the steel wire rope, the tensile force of the steel wire rope is controlled to be about 10T, the pressure-discharge loading system discharges water, the weight of the net cage in water is reduced, after the net cage starts floating up, the floating speed of the net cage is adjusted by controlling the drainage speed of the pressure-discharge loading system, after the pressure-discharge loading system discharges ballast water, the net cage floats on the water surface, and when the winch has no tensile force, the draught depth of the net cage is about 3m; when the net cage is lowered, the winch is driven by about 5T, the pressure drainage loading system is filled with water, the weight of the net cage is increased, the net cage sinks, the posture of the net cage in water is adjusted by adjusting the tension of the winch and the pressure drainage loading system, the net cage is guaranteed to descend smoothly until the net cage descends to a position where a bell mouth at the lower part of the guide pipe is attached to the lower limiting frustum, and the upper limiting frustum is fixed with the stand column through the lock pin.

In the aspect of materials, proper elastic materials can be selected and used, for example, HDPE (high-density polyethylene) pipes can be adopted as the water surface floating frame, nylon cables can be selected as the limiting cables, and the like, so that impact force generated by waves on the net cage system can be absorbed and dispersed.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sit end formula box with a net for offshore culture which characterized in that: comprises a mooring mechanism (1), a net cage frame (2), a net body system (3), a water surface floating frame (4) and a lifting power mechanism (6);

the mooring mechanism (1) comprises a suction pile (11) and a stand column (13), wherein the lower end of the stand column (13) is fixedly connected with the upper end of the suction pile (11);

the net cage frame (2) comprises a frame main body (21) for maintaining the overall shape of the net body system (3), a guide pipe (22) is arranged at the end part of the frame main body (21), and the guide pipe (22) is movably sleeved on the upright post (13) and forms an upper limit through an upper limit frustum (14);

the net body system (3) comprises a bottom net (31) arranged at the bottom of the frame main body (21), a side net (32) arranged at the side part of the frame main body (21), a top net (33) arranged at the top of the frame main body (21), and a flexible net bag (34) arranged between the frame main body (21) and the water surface floating frame (4);

the frame main body (21) is of a hollow tubular structure, the interior of the frame main body is communicated with the interior of the frame main body to form a pressing and discharging system, the upper portion of the guide pipe (22) is connected with the lifting power mechanism (6), and the pressing and discharging system and the lifting power mechanism (6) are mutually matched to realize the lifting process of the net cage.

2. A submersible cage for offshore farming according to claim 1, wherein: the connecting part of the upright post (13) and the suction pile (11) is provided with a lower limiting frustum (12), and the lower part of the guide pipe (22) is abutted against the lower limiting frustum (12).

3. A submersible cage for offshore farming according to claim 1, wherein: the upper limiting frustum (14) is provided with three lock pins (16), and the upper limiting frustum (14) and the upright post (13) are fixed through plugging of the lock pins (16).

4. A submersible cage for offshore farming according to claim 3, wherein: go up spacing frustum (14) along the circumferencial direction evenly process pinhole (141) with lock round pin (16) match, be equipped with spacing hole (131) on stand (13) correspondingly, lock round pin (16) pass stretch into behind pinhole (141) spacing hole (131).

5. A submersible cage for offshore farming according to claim 1, wherein: the lifting power mechanism (6) comprises a winch (61) and a steel wire rope (62), an operating platform (15) is arranged on the upper portion of the upright post (13), the winch (61) is installed on the operating platform (15), the winch (61) is connected with the guide pipe (22) through the steel wire rope (62), and a lifting lug plate (23) correspondingly arranged on the upper portion of the guide pipe (22) is connected with the steel wire rope (62).

6. A submersible cage for offshore farming according to claim 1, wherein: the water surface floating frame (4) is arranged right above the frame main body (21) and floats on the sea surface, and the water surface floating frame (4) is connected with the upper part of the upright post (13) through a limiting cable (5).

7. A submersible cage for offshore farming according to claim 1, wherein: the lower part of the suction pile (11) extends into the seabed.