阅读说明：本技术 一种河川沙塘鳢适口饵料的分选方法 (Sorting method of palatable baits of odontobutis potamophila ) 是由 刘国兴 夏爱军 郑友 朱锡和 史杨白 陈风蔚 郝忱 丁淑燕 朱凛 于 2020-06-08 设计创作，主要内容包括：本发明公开了一种河川沙塘鳢适口饵料的分选方法,涉及饵料分选技术领域。本发明包括以下步骤：SS01采用捞虫网收集浮游动物,SS02将分选装置放置在池体内,将曝气头置入小漂箱,SS03将浮游动物倒入小漂箱内,SS04启动曝气头向浮游动物供氧,规格偏小的浮游动物透过小漂箱转移至大漂箱内,SS05收集大漂箱和小漂箱内的浮游动物,小漂箱内的浮游动物作为1-3厘米河川沙塘鳢幼苗的适口饵料,大漂箱内的浮游动物作为1厘米以下河川沙塘鳢幼苗的适口饵料。本发明通过设计新型且便于移动的分选装置,能够分选出两批规格不同的浮游动物,且能够根据池体的规格在池体内设置对应数量的分选装置,解决了现有的分选方法、分选效果和分选效率不足的问题。(The invention discloses a method for sorting palatable baits of odontobutis potamophila, and relates to the technical field of bait sorting. The invention comprises the following steps: SS01 adopts and drags for the worm net and collects zooplankton, SS02 places sorting unit in the cell body, put into little case that floats with the aeration head, SS03 pours the zooplankton into little case that floats, SS04 starts the aeration head and shifts to big case that floats through little case oxygen suppliment to zooplankton oxygen suppliment, the zooplankton that the specification is small slightly passes through little case and shifts to big case that floats, SS05 collects the zooplankton that floats in big case and the little case that floats, the zooplankton that floats in the little case is as the palatable bait of 1-3 centimetre river odontobutis obscura seedling, the zooplankton that floats in the big case is as the palatable bait of 1 centimetre river odonta seedling. According to the invention, by designing the novel sorting device which is convenient to move, two batches of zooplankton with different specifications can be sorted out, and corresponding numbers of sorting devices can be arranged in the pool body according to the specification of the pool body, so that the problems of insufficient sorting effect and sorting efficiency of the existing sorting method are solved.)

1. A sorting method of palatable baits of odontobutis potamophila is characterized by comprising the following steps: the method comprises the following steps:

SS01 adopts 200-mesh insect catching net to collect zooplankton from the bait organism culture pond;

SS02 places a plurality of sorting devices (1) in the tank body, and places an aeration head in a small floating box (3) in the sorting devices (1);

SS03 pouring zooplankton collected by SS01 into a small floating box (3) of a sorting device (1), and the amount of zooplankton poured each time is ensured to be in the range of 2-4 kg;

SS04 starts an aeration head, supplies oxygen to the zooplankton through the aeration head, and at the moment, the zooplankton with smaller specification is transferred into the large floating box (2) through the small floating box (3);

and SS05 is used for collecting zooplankton in the big floating box (2) and the small floating box (3) after 30-40 minutes, the zooplankton in the small floating box (3) is used as palatable bait of 1-3 cm of odontobutis thystoides seedlings, and the zooplankton in the big floating box (2) is used as palatable bait of less than 1 cm of odontobutis thystoides seedlings.

2. The method for sorting the palatably baits for odontobutis potamophila according to claim 1, wherein the sorting device (1) in the SS02 comprises a large floating box (2) and a small floating box (3);

the large floating box (2) comprises a floating frame (4), two groups of supporting rods (5) and a netting (6);

the floating frame (4) is of a # -shaped frame body structure, through holes (401) are formed in four corners of the floating frame (4), the supporting rod (5) is located in the through holes (401) and in interference fit with the through holes (401), and positioning necks (501) are formed in two ends of the supporting rod (5);

the netting (6) is of a square net bag structure with an open top end, the top and the bottom of the peripheral side face of the netting (6) are respectively fixedly provided with a rope body (601) in a surrounding manner, pull ropes (602) are respectively arranged at four corners of the rope body (601), and one end of each pull rope (602) is fixedly arranged in a positioning neck (501) on the support rod (5) in a surrounding manner;

the netting (6) is arranged in the floating frame (4) and is fixed with the floating frame (4) through four support rods (5) and eight pull ropes (602);

the structural characteristics of the small floating box (3) are the same as those of the large floating box (2), the structural size of the small floating box (3) is 0.6-0.8 times that of the large floating box (2), and the small floating box (3) is arranged in the large floating box (2).

3. The method for sorting the palatable baits of odontobutis potamophila according to claim 2, wherein the floating frame (4) comprises a group of cross beams (402) and a group of vertical beams (403), the group of cross beams (402) are arranged in parallel, the cross beams (402) are provided with a group of slots (404), two ends (405) of the vertical beams (403) are provided, the insertion blocks (405) are in interference fit with the slots (404), and the group of vertical beams (403) are fixed between the group of cross beams (402) through the slots (404) and the insertion blocks (405).

4. The method for sorting the palatably baits of odontobutis potamophila according to claim 2, wherein a tank body in SS02 is fixed on the ground or embedded under the ground, the tank body is filled with water, the floating frame (4) is made of wood material, the supporting rod (5) is of a bamboo strip structure, and the large floating box (2) and the small floating box (3) in the sorting device (1) float on the water surface through the first floating frame (4) and the second floating frame (4).

5. The method for sorting the palatably-palatable bait for odontobutis potamophila according to claim 1, wherein an oxygenation pump is fixedly communicated with an input end of an aeration head in a plurality of sorting devices (1).

6. The method for sorting the palatably-palatable bait for odontobutis potamophila according to claim 2, wherein the netting (6) in the large float box (2) is 200-mesh nylon netting, and the netting (6) in the small float box (3) is 40-mesh polyethylene netting.

Technical Field

The invention belongs to the technical field of bait sorting, and particularly relates to a sorting method of palatable baits of odontobutis potamophila.

Background

The river odontobutis obscurus is named as tiger shark, Indian iphigenia fruit, pond cattail and the like, belongs to the order Perciformes, Odontobutidae and Syngobius, is freshwater demersal small carnivorous fish, and is mainly used for fertilizing and breeding zooplankton (including rotifers, cladocera, copepods and the like) as a feed for seedlings.

In the process of seedling cultivation, seedlings have the phenomena of obvious growth difference, mutual cannibalism and the like, and in order to improve the survival rate of seedling cultivation, the seedlings are usually subjected to stage cultivation according to specifications in production, and palatable baits are provided for the seedlings with different specifications, so that the method is a key factor for success or failure of seedling cultivation.

Disclosure of Invention

The invention aims to provide a sorting method of palatable bait for odontobutis potamophila, which can sort out two batches of zooplankton with different specifications by designing a novel sorting device, and the zooplankton can be used as the breeding of odontobutis potamophila seedlings with the sizes of less than 1 cm and between 1 and 3 cm respectively, so that the sorting effect of the sorting device can be ensured, meanwhile, the novel sorting device is convenient to move, a corresponding number of sorting devices can be arranged in a pool body according to the specification of the pool body, the sorting of large batches of zooplankton can be carried out simultaneously, and the problems of the existing sorting method, the sorting effect and the sorting efficiency are insufficient are solved.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a method for sorting palatable baits of odontobutis potamophila, which comprises the following steps:

SS01 adopts 200-mesh insect catching net to collect zooplankton from the bait organism culture pond;

SS02 placing a plurality of sorting devices in the tank body, and placing an aeration head in a small floating box in the sorting device;

SS03 pouring zooplankton collected in SS01 into small floating box of sorting device, and the amount of zooplankton poured in each time is guaranteed to be in the range of 2-4 kg;

the SS04 starts an aeration head, oxygen is supplied to the zooplankton through the aeration head, and meanwhile, the zooplankton with smaller specification is transferred into the large floating box through the small floating box;

and after 30-40 minutes of SS05, collecting the zooplankton in the big floating box and the small floating box, wherein the zooplankton in the small floating box is used as a palatable bait for the 1-3 cm odontobutis obscura seedlings, and the zooplankton in the big floating box is used as a palatable bait for the less than 1 cm odontobutis obscura seedlings.

Further, the sorting device in the SS02 comprises a large floating box and a small floating box;

the large floating box comprises a floating frame, two groups of supporting rods and a netting;

the floating frame is of a groined frame body structure, through holes are formed in four corners of the floating frame, the supporting rods are located in the through holes and in interference fit with the through holes, and positioning necks are formed in two ends of each supporting rod;

the netting is of a square net bag structure with an open top end, the top and the bottom of the peripheral side face of the netting are fixedly wound with rope bodies, pull ropes are arranged at four corners of each rope body, and one end of each pull rope is fixedly wound in a positioning neck on the support rod;

the netting is arranged in the floating frame and is fixed with the floating frame through four support rods and eight pull ropes;

the structure characteristics of the small floating box are the same as those of the big floating box, the structure size of the small floating box is 0.6-0.8 times that of the big floating box, and the small floating box is arranged in the big floating box.

Further, the floating frame comprises a set of cross beams and a set of vertical beams, the cross beams are arranged in parallel, a set of slots are formed in the cross beams, insertion block insertion blocks are formed at two ends of each vertical beam in an all-molded mode, the insertion blocks are in interference fit with the slots, and the vertical beams are fixed between the cross beams through the slots and the insertion blocks.

Furthermore, a pool body in the SS02 is fixed on the ground or embedded and installed underground, water is filled in the pool body, the floating frame is made of wood materials, the supporting rods are of bamboo strip structures, and a large floating box and a small floating box in the sorting device float on the water surface through a first floating frame and a second floating frame.

Furthermore, the input ends of the aeration heads in the sorting devices are fixedly communicated with oxygenation pumps.

Further, the netting in the big float box is a 200-mesh nylon net cloth, and the netting in the small float box is a 40-mesh polyethylene net cloth.

The invention has the following beneficial effects:

1. according to the invention, by designing the novel sorting device, two batches of zooplankton with different specifications can be sorted out and respectively used as the breeding of the odontobutis potamophila seedlings with the size of less than 1 cm and between 1 and 3 cm, the sorting effect of the sorting device can be ensured, meanwhile, the novel sorting device is convenient to move, the sorting devices with corresponding number can be arranged in the pool body according to the specification of the pool body, and the sorting of large batches of zooplankton can be simultaneously carried out, so that the sorting efficiency can be improved.

2. According to the invention, the floating frame is made of wood materials, and the transverse beams and the vertical beams of the floating frame are mutually fixed in an interference fit manner, so that the floating frame is convenient to produce, install and maintain.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a sorting device used in the sorting method of palatable baits of odontobutis potamophila according to the invention;

FIG. 2 is a schematic structural view of a large float box;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is a schematic structural view of a floating frame;

in the drawings, the components represented by the respective reference numerals are listed below:

1-sorting device, 2-big float box, 3-small float box, 4-float frame, 5-support rod, 6-netting, 401-through hole, 402-cross beam, 403-vertical beam, 404-slot, 405-plug block, 501-positioning neck, 601-rope body, 602-pull rope.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention relates to a method for sorting palatable baits of odontobutis potamophila, which comprises the following steps:

SS01 adopts 200-mesh insect catching net to collect zooplankton from the bait organism culture pond;

SS02 places a plurality of sorting devices 1 in the tank body, and places aeration heads in small floating boxes 3 in the sorting devices 1, and corresponding numbers of sorting devices 1 can be placed according to the specification of the tank body;

SS03 pouring zooplankton collected by SS01 into the small floating box 3 of the sorting device 1, and the amount of zooplankton poured each time is ensured to be in the range of 2-4 kg;

the SS04 starts an aeration head, oxygen is supplied to the zooplankton through the aeration head, and meanwhile, the zooplankton with smaller specification is transferred into the large floating box 2 through the small floating box 3;

and SS05 is used for collecting the zooplankton in the large floating box 2 and the small floating box 3 after 30-40 minutes, the zooplankton in the small floating box 3 is used as the palatable bait of the 1-3 cm odontobutis obscura fry, and the zooplankton in the large floating box 2 is used as the palatable bait of the 1 cm or less odontobutis obscura fry.

Wherein as shown in fig. 1-4, the sorting device 1 in SS02 comprises a large float box 2 and a small float box 3;

the big floating box 2 comprises a floating frame 4, two groups of supporting rods 5 and a netting 6;

the floating frame 4 is of a # -shaped frame body structure, through holes 401 are formed in four corners of the floating frame 4, the supporting rod 5 is located in the through holes 401 and is in interference fit with the through holes 401, and positioning necks 501 are formed in two ends of the supporting rod 5;

the netting 6 is of a square net bag structure with an open top end, the top and the bottom of the peripheral side surface of the netting 6 are fixedly provided with rope bodies 601 in a surrounding manner, pull ropes 602 are arranged at four corners of each rope body 601, and one end of each pull rope 602 is fixedly arranged in a positioning neck 501 on the support rod 5 in a surrounding manner;

the netting 6 is arranged in the floating frame 4 and is fixed with the floating frame 4 through four support rods 5 and eight pull ropes 602;

the structural characteristics of the small floating box 3 are the same as those of the large floating box 2, the structural size of the small floating box 3 is 0.6-0.8 times that of the large floating box 2, and the small floating box 3 is arranged in the large floating box 2.

As shown in fig. 2 and 4, the floating frame 4 includes a set of beams 402 and a set of vertical beams 403, the set of beams 402 are arranged in parallel, the beams 402 are provided with a set of slots 404, the two ends of the vertical beams 403 are both formed with insert blocks 405, the insert blocks 405 are in interference fit with the slots 404, and the set of vertical beams 403 are fixed between the set of beams 402 through the slots 404 and the insert blocks 405.

Wherein, the cell body among SS02 is fixed on ground or the embedding is installed underground, and the cell body intussuseption is filled with water, floats frame 4 and is made by wooden material, and bracing piece 5 is bamboo chip strip structure, and big float case 2 and the little float case 3 in the sorting unit 1 float on the surface of water through first float frame 4 and second float frame 4.

Wherein, the input end of the aeration head in the sorting devices 1 is fixedly communicated with an oxygenation pump.

Wherein, the netting 6 in the big float box 2 is nylon net cloth of 200 meshes, and the netting 6 in the small float box 3 is polyethylene net cloth of 40 meshes.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.