CN205511640U - A net frame device that is used for end shellfish pond intermediate rearing of dwelling - Google Patents

Abstract

The utility model provides a net frame device used for middle cultivation of benthic shellfish ponds, which belongs to the field of marine culture devices. The method solves the problems of high labor cost, replacement of mesh bags and low production efficiency of the existing benthic shellfish cultivation device. The net frame device used for the middle cultivation of benthic shellfish ponds includes a net frame, a net bag, a buckle and a sling, and the net bag is composed of a frame-shaped lower sieve tulle in the lower half and a quadrangular pyramid-shaped upper sieve tulle in the upper half. Spliced together, the size of the lower sieve tulle is 40-60 mesh, and it is fixed to the inner edge of the screen frame. The height of the lower sieve tulle is higher than the height of the screen frame. Splicing, the bottom of the upper screen tulle and the top corresponding to the shape of the lower screen tulle are spliced and fixed. There is a zipper on the upper screen tulle, and the buttons are sewn on the ridge line corresponding to the shape of the upper screen tulle and the edge of the lower screen tulle. The lower sieve tulle is connected with the net frame through a button, and the upper sieve tulle is connected with a sling through a tie, and the bottom end of the sling is connected with the net frame. The device can improve production efficiency.

Description

A net frame device for intermediate cultivation of benthic shellfish ponds

technical field

The utility model belongs to the technical field of marine aquaculture devices, and relates to a net frame device used for middle cultivation of benthic shellfish ponds.

Background technique

The traditional hanging bag intermediate culture uses hanging bags to directly pack spat for cultivation, which is quite different from the ecological habits of benthic shellfish. Moreover, the traditional hanging bag type intermediate cultivation needs to replace the mesh bag 2-3 times and needs to be brushed several times, so it is necessary to improve.

Contents of the invention

The purpose of this utility model is to aim at the above-mentioned problems existing in the prior art, to provide a kind of natural environment that can simulate the growth of benthic shellfish juvenile shellfish, and can improve the production efficiency and be used for the middle cultivation of benthic shellfish pond. box device.

The purpose of this utility model can be achieved through the following technical proposals: a net frame device for cultivation in the middle of benthic shellfish ponds, characterized in that: it includes a net frame, a net bag, a buckle and a sling, and the net frame is a belt Mesh turnover basket structure, the net bag is spliced by the lower half of the frame-shaped lower screen tulle and the upper half of the quadrangular pyramid-shaped upper screen tulle, and the specification of the lower screen tulle is 40-60 mesh, and it is connected with the screen frame The inner edge is fitted and fixed, the height of the lower sieve tulle is higher than the height of the screen frame, the specification of the upper sieve tulle is 10 mesh, and it is made of 4 pieces of trapezoidal sieve silk, and the bottom of the upper sieve tulle corresponding to the shape of the lower sieve silk The top corresponding to the net shape is spliced and fixed, the upper screen tulle is provided with a zipper, the button is sewn on the ridge line corresponding to the shape of the upper screen tulle and the edge of the lower screen tulle, and the lower screen tulle passes through the tie The buckle is connected with the net frame, and the upper sieve tulle is connected with the hanging rope through the buckle, and the bottom end of the hanging rope is connected with the net frame.

The device adopts a net frame structure, laying sediment in the device to simulate the natural environment for the growth of benthic shellfish juveniles, and making net bags through the combination of upper and lower sieve tulles of different meshes to improve water permeability , without changing the mesh bag, and significantly reduce the operation steps of brushing in the intermediate cultivation after use, and significantly reduce the operation steps of the intermediate cultivation after use, the labor cost is reduced by more than 50%, and the production efficiency is improved.

In the above-mentioned net frame device used for the middle cultivation of benthic shellfish ponds, the specification of the net frame is 600mm×450mm×50mm, and it is made of polyethylene plastic material with a thickness of 5mm, and the side of the net frame passes through A plurality of support bars form a mesh structure with a mesh size not greater than 10mm×10mm.

In above-mentioned a kind of screen frame device that is used for the middle cultivation of benthic shellfish pond, described lower sieve tulle specification is 590mm * 440mm * 100mm, and height is 50mm higher than screen frame, upper sieve tulle is 500mm higher, The bottom specification is 590mm * 440mm, and the top specification is 50mm * 50mm. The zipper is arranged vertically and is at the same height as the upper sieve tulle.

In the above-mentioned net frame device for cultivation of benthic molluscs in the middle of ponds, the fastening is an annular cloth strip, and the sling is made of polyethylene rubber silk.

Compared with the prior art, the utility model has the following advantages:

1. Laying sand at the bottom of the device can simulate the natural environment.

2. No need to replace the mesh bag.

3. The frequency of net bag cleaning is reduced by one time.

Description of drawings

Fig. 1 is a schematic diagram of the structure of the screen frame device.

In the figure,

1. Screen frame; 11. Support bar;

2. Net bag; 21. Upper sieve tulle; 22. Lower sieve tulle; 23. Zipper;

3. Button;

4. Hanging rope.

detailed description

The following are specific embodiments of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model is not limited to these embodiments.

As shown in Figure 1, the utility model is a kind of net frame device that is used for the cultivation in the middle of benthic shellfish pond, comprises net frame 1, net bag 2, buckle 3 and suspension rope 4, and net frame 1 is the one with mesh. The turnover basket structure, the net bag 2 is spliced by the frame-shaped lower screen tulle 22 of the lower half and the quadrangular pyramid-shaped upper screen tulle 21 of the upper half, and the specification of the lower screen tulle 22 is 40-60 mesh, and is connected with the net The inner edge of frame 1 is fitted and fixed, the height of the lower sieve tulle 22 is higher than that of the screen frame 1, the specification of the upper sieve tulle 21 is 10 mesh, and it is composed of 4 pieces of trapezoidal sieve silk, and the shape of the upper sieve tulle 21 corresponds to The top splicing of the bottom and the corresponding top of the screen tulle 22 shapes is fixed, and the upper screen tulle 21 is provided with a slide fastener 23, and the buttons 3 are sewn on the ridge line corresponding to the shape of the upper screen tulle 21 and the edge of the lower screen tulle 22, And the lower screen tulle 22 is connected with the screen frame 1 by the button 3, and the upper screen tulle 21 is connected with the suspension rope 4 by the button 3, and the bottom end of the suspension rope 4 is connected with the screen frame 1.

Further, the screen frame 1 has a specification of 600mm×450mm×50mm, is made of polyethylene plastic material, and has a thickness of 5mm, and the side of the screen frame 1 forms a mesh structure with a mesh size not greater than 10mm×10mm through several support bars 11 . The lower sieve tulle 22 specification is 590mm × 440mm × 100mm, and the height is 50mm higher than the screen frame 1, the upper sieve tulle 21 is 500mm high, the bottom specification is 590mm × 440mm, the top specification is 50mm × 50mm, and the slide fastener 23 is vertically arranged. And with the same height as the upper sieve tulle 21. The button 3 is an annular cloth strip, and the sling 4 is made of polyethylene rubber silk material.

When in use, disinfect with a disinfectant solution containing potassium permanganate, and then spread the cleaned silt in the net bag 2 with a thickness of 20-40mm; evenly sprinkle benthic shellfish spat into the silt in the net bag 2 On; after most of the juvenile shells have submerged into the sediment, tie the top net port of the net bag 2, and then cultivate in the middle of the pond.

The specific embodiments described herein are only examples to illustrate the spirit of the present invention. Those skilled in the technical field to which the utility model belongs can make various modifications or supplements to the described specific embodiments or adopt similar methods to replace them, but they will not deviate from the spirit of the utility model or go beyond the appended claims defined range.

Although terms such as screen frame 1, support bar 11, net bag 2, upper screen tulle 21, lower screen tulle 22, zipper 23, button 3, and sling 4 are frequently used in this paper, it does not exclude the use of other terms. term possibility. These terms are only used to describe and explain the essence of the utility model more conveniently; interpreting them as any kind of additional limitation is contrary to the spirit of the utility model.

Claims (4)

1. a kind of net frame device that is used for cultivating in the middle of benthic mollusk pond, is characterized in that: comprise net frame (1), net bag (2), buckle (3) and suspension rope (4), net frame ( 1) It is a turnover basket structure with mesh holes, and the net bag (2) is formed by splicing the frame-shaped lower sieve tulle (22) in the lower half and the quadrangular pyramid-shaped upper sieve tulle (21) in the upper half, and the lower sieve The tulle (22) specification is 40-60 mesh, and fits and fixes with the inner edge of the screen frame (1), the height of the lower sieve tulle (22) is higher than the height of the net frame (1), and the upper sieve tulle (21) specification It is 10 orders, and is spliced by 4 trapezoidal sieves, and the bottom corresponding to the shape of the upper sieve (21) is spliced and fixed with the top corresponding to the shape of the lower sieve (22), and the upper sieve (22) is fixed. 21) is provided with slide fastener (23), and described buckle (3) is sewn on the ridge line corresponding to the shape of upper screen tulle (21) and the edge of lower screen tulle (22), and the lower screen tulle (22) ) is connected with the net frame (1) by the buckle (3), and the upper sieve tulle (21) is connected with the described hanging rope (4) by the buckle (3), and the bottom end of the hanging rope (4) is connected with the net frame (1) Connection. 2. A kind of net frame device for middle cultivation of benthic shellfish pond according to claim 1, it is characterized in that: described net frame (1) specification is 600mm * 450mm * 50mm, and is polyethylene plastic The material has a thickness of 5 mm, and the side of the screen frame (1) forms a mesh structure with a mesh size not greater than 10 mm×10 mm through several support bars (11). 3. a kind of net frame device that is used for the middle cultivation of benthic shellfish pond according to claim 2, it is characterized in that: described lower sieve tulle (22) specification is 590mm * 440mm * 100mm, and height ratio The screen frame (1) is 50mm high, and the upper sieve tulle (21) is 500mm high, and the bottom specification is 590mm * 440mm, and the top specification is 50mm * 50mm. 21) Same height. 4. A kind of net frame device that is used for the intermediate cultivation of bottom dwelling shellfish pond according to claim 3, it is characterized in that: described buckle (3) is the ring cloth strip, and described sling (4) It is made of polyethylene glue wire material.