CN219460089U

CN219460089U - Polygonal lifting net cage

Info

Publication number: CN219460089U
Application number: CN202121796833.5U
Authority: CN
Inventors: 崔文亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-06
Filing date: 2021-08-03
Publication date: 2023-08-04
Anticipated expiration: 2031-08-03
Also published as: CN114902987A

Abstract

The utility model relates to a polygonal lifting net cage, which comprises upright post floating bodies (1), frames (2), frame floating bodies, domes (3), buoys (8), sinkers (9), anchors (10) and rope chain components (11), wherein the upright post floating bodies (1) are arranged between the frames (2), and the upright post floating bodies are connected with the frames through upright post floating body connecting pieces (1.2) to form the polygonal net cage; the dome (3) is arranged or welded on the upright post floating body (1), the bottom of the net cage is fixed by adopting an anchor (10), and the dome is arranged on the upright post floating body (1) of the net cage through a sinker (9), a pontoon (8) and a rope chain component (11); the scheme has the advantages of simple design and structure, low cost, convenient operation, stability and reliability, and can conveniently control the ascending height of the net cage, so that most of the volume of the net cage is floated on the water surface to conveniently wash the net and collect the fish.

Description

Polygonal lifting net cage

Technical Field

The utility model relates to a net cage, in particular to a polygonal lifting net cage, and belongs to the technical field of cultivation structural equipment.

Background

The lifting net cage is an advanced deep sea aquaculture net cage, can avoid typhoons, red tides, storm tides and other natural disasters, avoids risks through the lifting and descending of the net cage, and can also be submerged to the design depth for long-term full submerged aquaculture. There are several lifting type net boxes on the market at present, such as a spherical lifting type (12-surface body or 24-surface body), a large steel structure lifting net box, a conical lifting net box, a circular lifting net box and the like, but each has advantages and disadvantages, the spherical lifting type net box has a large volume, the net has a high occupation ratio, the structure is complex, and the manufacturing cost is high. The conical lifting net cage is simple to operate, but small in size; the cylindrical lifting net cage has large volume and low cost; the large-sized steel structure net cage has the defects of high manufacturing cost, difficult installation, incapability of replacing a net and the like, and the inventor is inspired by considering the advantages and the defects of the net cage, and designs the lifting type net cage which has the advantages of large culture water body, simple operation, stability, reliability, low manufacturing cost and convenient net washing. The net cage is composed of the dome and the upright post floating body, can obtain larger culture volume, has simple structure and relatively low cost, is more stable in ascending or descending operation, can ascend most of the net cage to the water surface, and is convenient for fish collection and net washing.

In the cultivation process, a large amount of shellfish and algae are attached at intervals, dissolved oxygen of a cultivation water body is consumed if the shellfish is not treated in time, the shellfish is easy to cut open, so that timely washing of the netting becomes very important, and a general method is to ask a diver to submerge the netting or change the netting in a state of having fish, and the two methods are high in cost, high in risk or time consuming. Therefore, a new solution is urgently needed to solve the above technical problems.

Disclosure of Invention

The utility model aims at the problems in the prior art, and provides a polygonal lifting net cage, wherein the lifting net cage with the optimal proportion of volume and surface area is designed in the technical scheme, and the lifting net cage is simple in design structure, low in cost, convenient to operate, stable and reliable, and capable of conveniently controlling the lifting height of the net cage, and most of the volume of the net cage is lifted out of the water surface so as to facilitate net washing and fish collection.

In order to achieve the above purpose, the technical scheme of the utility model is that a polygonal lifting net cage comprises a column floating body, a frame floating body arranged below the frame, a dome, a pontoon, a sinker, an anchor and a rope chain component, wherein the column floating body is arranged between the two frames, and the column floating body is connected with the frame through a column floating body connecting piece to form the polygonal net cage; the dome is arranged or welded on the upright post floating body, the bottom of the net cage is anchored and fixed by adopting an anchor, and the dome is arranged on the upright post floating body of the net cage through a sinker, a pontoon and a rope chain assembly.

As an improvement of the utility model, the outside of the frame is provided with the anti-collision pipe, the bottom of the net is provided with the net bottom ring, and the structure can keep the effective water body of the net cage culture as large as possible, and the net clothes are not deformed in the water.

As an improvement of the utility model, the frame floating body is provided with the pedal and the pedal frame, the pedal support frame is arranged on the base, and the base is arranged on the frame floating body, thereby being convenient for the breeding workers to stand on the frame floating body for operation

As an improvement of the utility model, a dead fish collecting cage is arranged below the net bottom ring, once dead fish is sunk, the bottom of the net is a cone, so that the dead fish can conveniently and directly fall into the dead fish collecting cage, and the dead fish collecting cage is mostly made of stronger and corrosion-resistant metal materials such as stainless steel or aluminum alloy. The design can protect the cultivation safety of the net cage and prevent the offensive fishes such as sharks from being attacked.

As an improvement of the utility model, a hub is arranged below the dead fish collecting cage, a pontoon is arranged below the hub, a pontoon water inlet and outlet valve and a pontoon water inlet and outlet valve are arranged above the pontoon, the pontoon is connected with the hub through a rope chain component, a sinker is arranged below the pontoon for keeping the whole downward tension of the net cage, the sinking of the net cage is finished until the sinker touches the sea bottom, and the net cage has upward buoyancy because the frame floating body is filled with air, so the design keeps the net cage as if it is not fallen Weng Xuanfu in the sea

As an improvement of the utility model, the upper surface and the bottom of the upright floating body are respectively provided with an upright floating body air inlet and outlet valve and an upright floating body air inlet and outlet valve, the lower half part of the upright floating body is an upright floating body pontoon which forms an integral structure with the upper half part for filling air or water, the upright floating body is also provided with a frame floating body connecting piece for connecting a plurality of sections of frame floating bodies together, and the position of the upright floating body close to the middle is provided with a hook or a hanging hole for hanging accessories such as netting or ropes, etc., so that the netting is kept not deformed in the cultivation process.

As an improvement of the utility model, the frame floating bodies are connected together through the frame floating body connecting pieces on the upright post floating bodies to form a ring, and the net cage is at least composed of one frame floating body.

As an improvement of the utility model, at least one of the rope chain components is arranged between the upright posts and the floating bodies and is used for connecting the net bottom ring, the hub, the pontoon and the anchor.

Compared with the prior art, the utility model has the advantages that 1) the whole design structure of the net cage in the technical scheme is ingenious, the operation is simple, the cost performance is high, the cultivation habit of the original farmer is kept unchanged, the problem of difficult net replacement and washing in the cultivation process is also considered, and the unpredictable risk in the cultivation process is also reduced by the distributed deployment; 2) The design of the scheme is that the net cage is directly sunk and then slowly floated in the cultivation process, and the net cage is slowly cleaned from the dome of the net cage which is exposed out of the water surface until 75% -90% of the net cage is floated out of the water surface and cleaned. When most of the net cage floats out of the water, the fish is concentrated in the smaller space at the bottom of the net cage, so that the fish can be collected in a concentrated manner.

Drawings

FIG. 1 is a perspective view of a polygonal lifting cage;

FIG. 2 is a perspective view of a column floating body;

FIG. 3 is a perspective view of a frame float;

figure 4, a perspective view of a frame float pedal assembly.

In the figure: the device comprises a 1 upright post floating body, a 1A upright post floating body air inlet and outlet valve, a 1B upright post floating body air inlet and outlet valve, a 1.1 upright post floating body, a 1.2 frame connecting piece, a 2.1 pedal, a 2.2 frame floating body, a 2.3 base, a 3 dome, a 4 hook or hanging hole, a 5 net, a 6A net bottom ring, a 6B hub, a 7 dead fish collecting cage, an 8 floating body, an 8A floating body air inlet and outlet valve, an 8B floating body air inlet and outlet valve, 9 sinkers, 10 anchors, an 11 rope chain component, 12 and an anti-collision pipe.

The specific embodiment is as follows:

in order to enhance the understanding of the present utility model, the present embodiment will be described in detail with reference to the accompanying drawings.

Example 1: referring to fig. 1-4, a polygonal lifting net cage comprises upright floats 1, frames 2, frame floats arranged below the frames, domes 3, floats 8, sinkers 9, anchors 10 and rope chain components 11, wherein the upright floats 1 are arranged between the two frames 2, and the upright floats are connected with the frames through upright float connectors to form the polygonal net cage; the dome 3 is installed or welded on the upright floating body 1, the bottom of the net cage is fixed by adopting an anchor 10, the net cage is installed on the upright floating body 1 of the net cage through a sinker 9, a pontoon 8 and a rope chain assembly 11, an anti-collision pipe 12 is installed on the outer side of the frame 2, a net bottom ring 6A is arranged at the bottom of the net 5, the net cage is maintained to be large in cultivation effective water as much as possible, the net cover is not deformed in water, a pedal 2.1 and a pedal frame 2 are arranged on the frame floating body, a pedal support frame is installed on a base 2.3, the base is installed on the frame floating body, a cultivation worker can conveniently stand on the base to operate, a dead fish collecting cage 7 is arranged below the net bottom ring, once dead fish is sunk first, the bottom of the net cover is a cone-shaped body, the dead fish is conveniently and directly falls into the dead fish collecting cage, and the dead fish collecting cage is mostly made of firm and anticorrosion metal materials such as stainless steel or aluminum alloy. The design can protect the net cage from being attacked by the fishes, a concentrator 6B is arranged below the dead fish collecting cage, a pontoon 8 is arranged below the concentrator, a pontoon water inlet and outlet valve 8B and a pontoon water inlet and outlet valve 8A are arranged above the pontoon, the pontoon is connected with the concentrator through a rope chain component 11, a sinker 9 is arranged below the pontoon and used for keeping the whole downward pulling force of the net cage, the sinking of the net cage is finished by the sinker contacting the seabed, the net cage is kept to have upward buoyancy because the inside of the frame pontoon is filled with air, the net cage is kept in the sea like a non-falling Weng Xuanfu, a vertical column air inlet and outlet valve 1A and a vertical column pontoon water inlet and outlet valve 1B are arranged above the vertical column pontoon 1 respectively, the lower half part of the vertical column pontoon is a vertical column pontoon 1.1, the vertical column pontoon and the upper half part form an integral structure, the net cage is fully filled with air or the upper half of the pontoon, the net cage is fully filled with a frame, the net cage is fully filled with the floating body, the net cage is fully filled with the net cage, the net cage is hung in the middle of the net cage through at least one frame, the net cage is hung in the middle of the net cage, and the net cage is connected with at least one frame 2, the net cage is hung in the net cage through at least one middle of the net cage, and the net cage is connected with the net cage is hung in the net cage through at least one rope 2.

The working process comprises the following steps: referring to fig. 1-4, in this solution, the frame floating body is always filled with air, the buoyancy is larger than that of the sinkers, only the sinkers touch the sea floor when sinking, and the whole net cage is suspended in the water, because the frame floating body is always buoyant, and the buoyancy of the air-filled frame floating body plus the air-filled upright column floating body plus the buoyancy of the air-filled pontoon is greater than the gravity of the whole net cage, including the sinkers. Most net cages are arranged on the water surface, and the buoyancy of the floating pontoon of the frame body plus the full-air is almost equal to the gravity of the sinker, so that the dome of the net cage can be floated to the water surface when the pontoon is full of air, and the upright post floating bodies can manage the proportion of the whole net cage floating out of the water surface, thereby being convenient for washing and maintaining the net.

The operation method comprises the following steps:

1. the water inlet and outlet valves of the pontoon and the upright post pontoon are kept in an open state all the time. When the net cage sinks, the air inlet and outlet valves of the upright post floating bodies are opened, the air inlet and outlet valves of the floating bodies and the floating bodies are opened, water can enter through the air inlet and outlet valves of the floating bodies and the floating bodies, air is pushed out, the air inlet and outlet valves of the floating bodies are opened firstly, the air inlet and outlet valves of the floating bodies and the floating bodies are opened, the buoyancy can be lost after the floating bodies and the floating bodies are full of water, the buoyancy is only that the floating bodies are arranged in the frame floating bodies, the net cage is pulled into the water by the sinkers until the sinkers collide with the sea bottom, and the depth can be adjusted through the rope chain assembly between the floating bodies and the sinkers. The frame floating body always has buoyancy, and the lifting net cage can be suspended in water.

2. When the net cage wants to sink partially, the air inlet and outlet valves are opened, water can enter from the upright post floating body air inlet and outlet valves, the depth of the sinking is enough, and the air inlet and outlet valves can be closed.

3. When the net cage ascends, the air inlet and outlet valves of the upright post floating body and the pontoon are inflated, water can be discharged through the air inlet and outlet valves of the upright post floating body and the pontoon, the pontoon is firstly inflated, then the upright post floating body is inflated, and the air inlet and outlet valves of the upright post floating body and the pontoon are closed after the net cage is fully inflated.

4. The net cage part is lifted, firstly, the net cage part is inflated into the pontoon, water is discharged through the water inlet and outlet valve, when the pontoon is full of air, the water inlet and outlet valve is closed, then the net cage part is slowly inflated into the upright post floating body, and when the net cage part reaches the required height, the water inlet and outlet valve is closed.

It should be noted that the above-mentioned embodiments are not intended to limit the scope of the present utility model, and equivalent changes or substitutions made on the basis of the above-mentioned technical solutions fall within the scope of the present utility model as defined in the claims.

Claims

1. The polygonal lifting net cage is characterized by comprising upright floats (1), a frame (2), a frame float arranged below the frame, a dome (3), a float (8), a sinker (9), an anchor (10) and a rope chain assembly (11), wherein the upright floats (1) are arranged between the frames (2), and the upright floats are connected with the frame through upright float connectors to form the polygonal net cage; the dome (3) is arranged or welded on the upright post floating body (1), the bottom of the net cage is fixed by adopting an anchor (10), and the net cage is arranged on the upright post floating body (1) through the sinker (9), the pontoon (8) and the rope chain component (11).

2. Polygonal lifting cage according to claim 1, characterized in that the outside of the frame (2) is fitted with a collision tube (12), the bottom of the net (5) having a net bottom ring (6A).

3. Polygonal lifting cage according to claim 2, characterized in that the frame float has a frame with a pedal thereon, the pedal support being mounted on a base (2.3) mounted on the frame float.

4. A polygonal lifting cage according to claim 3, characterized in that there is a dead fish collecting cage (7) below the cage ring, the bottom of the cage being a cone.

5. The polygonal lifting cage according to claim 4, characterized in that a hub (6B) is arranged below the dead fish collecting cage, a pontoon (8) is arranged below the hub, a pontoon water inlet and outlet valve (8B) and a pontoon water inlet and outlet valve (8A) are arranged above the pontoon, the pontoon is connected with the hub through a rope chain assembly (11), and a sinker (9) is arranged below the pontoon for maintaining the whole downward tension of the cage.

6. The polygonal lifting net cage according to claim 5, wherein a column floating body air inlet and outlet valve (1A) and a column floating body air inlet and outlet valve (1B) are respectively arranged on the upper side and the bottom of the column floating body (1), the lower half part of the column floating body is a column floating body pontoon (1.1) which forms an integral structure with the upper half part and is used for being filled with air or water, column floating body connecting pieces (1.2) are further designed on the column floating body and are used for connecting the frame floating bodies of a plurality of sections together, and a hook or a hanging hole (4) is arranged at the position of the column floating body close to the middle and is used for hanging a net or a rope fitting, so that the net is kept from deforming in the cultivation process.

7. Polygonal lifting net cage according to claim 6, characterized in that the frame floats (2.2) are connected together by means of column float connectors (1.2) on the column floats, enclosing a ring, the net cage being composed of at least one frame float.

8. The polygonal lifting cage of claim 7, wherein at least one of the plurality of rope chain assemblies is mounted between the column floats for connecting the bottom ring, hub, pontoon and anchors.