CN215224032U

CN215224032U - Combined sea urchin culture device

Info

Publication number: CN215224032U
Application number: CN202120577549.2U
Authority: CN
Inventors: 张伟杰; 孙智论; 刘雷; 刘岩松; 常亚青
Original assignee: Dalian Ocean University
Current assignee: Dalian Ocean University
Priority date: 2021-03-22
Filing date: 2021-03-22
Publication date: 2021-12-21
Anticipated expiration: 2031-03-22

Abstract

The utility model discloses a combined sea urchin culturing device, which comprises a bottom box body, wherein two groups of culturing boxes are symmetrically arranged in the bottom box body, a submersible pump is also arranged in the bottom box body, a water outlet of a water outlet pipe of the submersible pump is positioned at the top end of the culturing boxes, a pair of symmetrically distributed supporting columns are also arranged between the two groups of culturing boxes, the culturing boxes consist of a plurality of culturing boxes which are mutually stacked in the longitudinal direction, the culturing boxes are in a box-shaped structure with the top end and one side open, the opposite side plate of the culturing boxes is in a diamond shape, a plurality of overflow pipes which are uniformly distributed in the length direction of the bottom plate are arranged on the bottom plate of the culturing boxes, regulating valves are also arranged on the overflow pipes, and simultaneously, a sewage discharge pipe is also arranged on the side plate of the culturing boxes, the inlet end at the bottom of the sewage pipe is connected with the bottom of the side plate, the opening at the top end of the overflow pipe is higher than the outlet at the top end of the sewage pipe, meanwhile, the height of the top opening of the overflow pipe is not higher than the highest water level of the culture box.

Description

Combined sea urchin culture device

Technical Field

The utility model relates to an aquaculture field, especially a modular sea urchin breeding device.

Background

The gonad of sea urchin is delicious, rich in high unsaturated fatty acid such as EPA, and is a well-known seafood at home and abroad. In recent years, the demand of domestic consumer markets, especially Shanghai, Guangzhou and the like, on fresh sea urchins is increasing day by day, which is favorable for promoting the development of sea urchins breeding industry. The sea urchin cultivation mode mainly comprises bottom sowing multiplication and raft culture, both of which need to be carried out in a proper sea area, and has the following disadvantages: firstly, the culture environment is not controllable, the success of culture depends on the natural conditions of the culture sea area to a great extent, such as temperature is not too high; secondly, the cultivation operation is complex, and workers cannot operate the cultivation operation in the weather of heavy storms if raft cultivation needs to regularly feed baits; thirdly, the difficulty of harvesting operation is high, submerged harvesting is needed for bottom sowing proliferation, the harvesting cost is high, the efficiency is low, and the large-batch harvest is only needed during raft culture harvesting, so that the sea urchins are difficult to sort according to specifications, grades and the like; fourthly, sea urchins are strong in seasonality when appearing on the market, can only be on the market intensively within a certain 1-2 months in one year, and cannot be on the market all the year round.

The cultivation of sea urchins in factories where the cultivation environment can be manually regulated is expected to solve the above problems. However, since sea urchins need to be adsorbed to the bottom or the walls of the pond, the space in the water cannot be utilized, and the yield per unit area is too low if only the pond is used. In order to improve the yield of a unit culture area, a proper culture device is required to be equipped.

Patent numbers: 200720012210.8, the technical scheme disclosed by the Chinese utility model patent named as the sea urchin ecological breeding box capable of being mixed cultured with sea cucumbers, is similar to the device used in the sea urchin factory seedling culture process, and is a single-layer open net cage, the sea urchin excrement is not easy to leak due to the existence of the corrugated plate and small meshes, and the quantity of the sea urchin (especially the large sea urchin) capable of being cultured is limited due to the fact that only the bottom and the four walls of the net cage can be utilized;

patent numbers: 201220333891.9, entitled movable three-dimensional seedling raising box for industrial sea urchin seedling raising, which is a technical scheme disclosed by the utility model patent of China, and is characterized in that a rectangular net cage is made by utilizing a pore plate, a plurality of single net cages are stacked up and down to form 1 aquaculture net cage, and a box cover is arranged on the single rectangular net cage and can be opened for feeding. Although the net cage can realize three-dimensional culture, the net cage has the defects of small water exchange between the inside and the outside of the net cage, easy oxygen deficiency and even sickness in actual use, complex feeding and difficult observation of sea urchin state.

In view of the above, the conventional sea urchin culturing apparatus has many problems, and there is a need for an apparatus capable of solving the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a combined sea urchin culturing device which solves the defects of the prior art and has the advantages of simple structure, ingenious design, simple manufacturing process and low cost.

The technical solution of the utility model is that: the utility model provides a modular sea urchin breeding device which characterized in that: the culture device comprises a bottom box body 1, two groups of culture boxes 2 are symmetrically arranged in the bottom box body 1, a submersible pump 3 is also arranged in the bottom box body 1, a water outlet of a water outlet pipe of the submersible pump 3 is positioned at the top end of each culture box group 2, a pair of support columns 4 which are symmetrically distributed are also arranged between the two groups of culture boxes 2,

the breeding box group 2 is composed of a plurality of breeding boxes 5 which are mutually stacked in the longitudinal direction, the breeding boxes 5 are box-shaped structures with top ends and one sides open, the relative side plates of the breeding boxes are rhombic, a plurality of overflow pipes 6 which are uniformly distributed in the length direction of the bottom plate are arranged on the bottom plate of the breeding boxes, regulating valves 7 are further arranged on the overflow pipes 6, meanwhile, drain pipes 8 are further arranged on the side plates of the breeding boxes 5, the inlet ends of the bottoms of the drain pipes 8 are connected with the bottoms of the side plates, the top end openings of the overflow pipes 6 are higher than the top end outlets of the drain pipes 8, and simultaneously, the top end openings of the overflow pipes 6 are not higher than the highest water level of the breeding boxes 5,

the overflow pipes 6 in the culture tanks 5 are distributed obliquely, and in the adjacent culture tanks 5, the horizontal height of the outlet at the bottom end of the upper overflow pipe 6 is lower than the height of the opening at the top end of the lower overflow pipe 6,

breed case group 2 still includes the brace table 9 of fixed setting in bottom box 1, the top face of brace table 9 is for supporting the inclined plane, and when the bottom surface of breeding the case 5 contacted with supporting the inclined plane, all curb plates that should breed the case 5 all were in vertical state.

Compared with the prior art, the utility model, have following advantage:

the combined sea urchin culture device with the structure is simple in structure, ingenious in design and reasonable in layout, a special structure is designed aiming at various problems existing in the culture process of the traditional sea urchin culture net cage, the most critical part of the device is a culture box with a rhombic longitudinal end face, when the device is used, a plurality of culture boxes are longitudinally stacked, and a water body is circulated ceaselessly by utilizing a water pump, so that running water culture in the culture boxes is realized. Because the cultivation box of the special shape and structure can provide a larger cultivation area for the sea urchins, and can flush impurities such as bait residues and excrement falling on the bottom plate out of the cultivation box in time, the water level in the cultivation box is always kept in a dynamic balance state, and the growth of the sea urchins is facilitated. The culture device has simple manufacturing process and low manufacturing cost, so the culture device has various advantages, is particularly suitable for popularization and application in the field, and has very wide market prospect.

Drawings

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

Fig. 2 is a schematic structural view of a first cultivation box part in the embodiment of the present invention.

FIG. 3 is a top view of an embodiment of the invention showing portions of an enclosure.

Detailed Description

The following description will explain embodiments of the present invention with reference to the drawings. As shown in fig. 1, 2, and 3: the utility model provides a modular sea urchin breeding device which characterized in that: the culture device comprises a bottom box body 1, two groups of culture boxes 2 are symmetrically arranged in the bottom box body 1, a submersible pump 3 is also arranged in the bottom box body 1, a water outlet of a water outlet pipe of the submersible pump 3 is positioned at the top end of each culture box group 2, a pair of support columns 4 which are symmetrically distributed are also arranged between the two groups of culture boxes 2,

The utility model discloses combination formula sea urchin breeding device's working process as follows: firstly, arranging a pair of support columns 4 in a bottom box body 1, then placing a plurality of culture boxes 5 on a support table 10 in a longitudinal stacking state to form two culture box groups 2, wherein side plates of the opposite surfaces of all the culture boxes 5 are in contact with the support columns 4, namely the culture boxes are supported by the support columns 4, so that the culture boxes in the two culture box groups 2 can be kept in a vertical stacking state; since the overflow pipes 6 in the culture tanks 5 are distributed obliquely, in the stacked state, the overflow pipes 6 in the adjacent culture tanks 5 do not spatially interfere,

when cultivation is carried out, the submersible pump 3 is started, the submersible pump 3 pumps water in the bottom box body 1 into the water outlet pipe and inputs the water into the cultivation box group 2 from the opening at the top end of the cultivation box group 2, after the water enters the first cultivation box 5 at the topmost layer, the water level in the inner cavity of the cultivation box 5 gradually rises until the water level rises to the opening at the top end of the overflow pipe 6, part of the water can be discharged through the sewage discharge pipe 8, and the other part of the water can enter the next cultivation box 5 through the overflow pipe 6; because the bottom plate of the breeding box 5 is obliquely arranged, and the inlet of the sewage discharge pipe 8 is positioned at the bottom of the side plate, impurities gathered to the lowest part of the bottom plate under the action of gravity can be discharged through the sewage discharge pipe 8; because the horizontal height of the outlet at the top end of the sewage draining pipe 8 is lower than the water level of the culture tank (the water level is the top opening of the overflow pipe 6 or the top edge of the bottom plate), the pressure difference formed by the height difference between the two is enough to discharge impurities through the sewage draining pipe 8;

the water body entering the next layer of cultivation box through the overflow pipe 6 is accumulated in the cultivation box 5 and enters the next layer of cultivation box through the overflow pipe 6 in the cultivation box 5 until all the cultivation boxes 5 are in a state of being full of water body;

the water body in each culture box 5 is in a dynamic balance state, namely, the water body input by the previous culture box 5 (or the water outlet pipe of the submersible pump 3) is received, and a part of water body is discharged through the sewage discharge pipe 8, when the device is used, the opening degree of the regulating valve 8 on each overflow pipe 6 in each culture box can be regulated, so that the flow velocity of the overflow pipes 6 is regulated, the dynamic balance between the water inlet amount and the total water outlet amount of each culture box is finally realized, and the pumping action of the submersible pump 3 is matched to realize the water body circulation in the culture device;

since each of the cultivation boxes 5 has no side panel on the relatively high side, even in the stacked state, the worker can observe the inside of the cultivation box 5 through the opening and perform the related operation through the opening.

Claims

1. The utility model provides a modular sea urchin breeding device which characterized in that: the culture device comprises a bottom box body (1), two groups of culture boxes (2) are symmetrically arranged in the bottom box body (1), a submersible pump (3) is also arranged in the bottom box body (1), a water outlet of a water outlet pipe of the submersible pump (3) is positioned at the top end of each culture box group (2), a pair of symmetrically distributed support columns (4) is also arranged between the two groups of culture boxes (2),

the cultivation box group (2) is composed of a plurality of cultivation boxes (5) which are mutually stacked in the longitudinal direction, the cultivation boxes (5) are box-shaped structures with top ends and one sides open, the relative side plates of the cultivation boxes are rhombic, a plurality of overflow pipes (6) which are uniformly distributed in the length direction of the bottom plate are arranged on the bottom plate of the cultivation boxes, regulating valves (7) are further arranged on the overflow pipes (6), meanwhile, sewage discharge pipes (8) are further arranged on the side plates of the cultivation boxes (5), the inlet ends at the bottoms of the sewage discharge pipes (8) are connected with the bottoms of the side plates, the top opening of each overflow pipe (6) is higher than the top outlet of each sewage discharge pipe (8), and meanwhile, the top opening of each overflow pipe (6) is not higher than the highest water level of the cultivation boxes (5),

the overflow pipes (6) in the culture tanks (5) are distributed in an inclined way, and in the adjacent culture tanks (5), the horizontal height of the outlet at the bottom end of the upper overflow pipe (6) is lower than the height of the opening at the top end of the lower overflow pipe (6),

breed case group (2) still including fixed brace table (9) of setting in bottom box (1), the top face of brace table (9) is for supporting the inclined plane, and when the bottom surface of breeding case (5) contacted with supporting the inclined plane, all curb plates that should breed case (5) all were in vertical state.