阅读说明：本技术 一种鱼苗开口饵料红线虫的室内暂养装置及其暂养方法 (indoor temporary rearing device and temporary rearing method for fry initial feed red nematodes ) 是由 刘国兴 夏爱军 史杨白 郑友 郝忱 丁淑燕 郑啸宇 霍春林 于 2019-10-09 设计创作，主要内容包括：本发明公开了一种鱼苗开口饵料红线虫的室内暂养装置及其暂养方法,涉及红线虫暂养技术领域。本发明包括高位水塔、U形池体、排水渠和集水池,排水渠固定在U形池体一端,排水渠与U形池体之间设有第一隔断,U形池体内固定有若干第二隔断,若干第二隔断将U形池体分隔为若干暂养池,第一隔断和第二隔断的顶面相互平行,第二隔断顶面低于U形池体顶面,差值在8-10cm的范围。本发明通过高位水塔、第一水泵、第二水泵、暂养池、排水渠和集水池的配合使用能够实现水循环,将红线虫铺在暂养池内,并在一定时间范围内使用钢丝耙搅动分散,解决了红线虫暂养时容易结成团块造成暂养时间和暂养存活率过低的问题。(The invention discloses an indoor temporary rearing device and method for fry initial feed red nematodes, and relates to the technical field of temporary rearing of red nematodes. The water-saving pond comprises a high-level water tower, a U-shaped pond body, a water drainage channel and a water collecting pond, wherein the water drainage channel is fixed at one end of the U-shaped pond body, a first partition is arranged between the water drainage channel and the U-shaped pond body, a plurality of second partitions are fixed in the U-shaped pond body and divide the U-shaped pond body into a plurality of temporary culture ponds, the top surfaces of the first partition and the second partition are parallel to each other, the top surface of the second partition is lower than the top surface of the U-shaped pond body, and the difference is in the range of 8. According to the invention, water circulation can be realized by matching the high-level water tower, the first water pump, the second water pump, the temporary culture pond, the drainage channel and the water collecting pond, the red line worms are laid in the temporary culture pond and are stirred and dispersed by using the steel wire harrow within a certain time range, and the problems of low temporary culture time and low temporary culture survival rate caused by easy agglomeration of the red line worms during temporary culture are solved.)

1. the utility model provides a fry initial feed red nematode's indoor device of fostering temporarily which characterized in that: comprises a high-level water tower (1), a U-shaped tank body (2), a drainage channel (3) and a water collecting tank (4);

the drainage channel (3) is fixed at one end of the U-shaped tank body (2), and a first partition (201) is arranged between the drainage channel (3) and the U-shaped tank body (2);

A plurality of second partitions (202) are fixed in the U-shaped pool body (2), and the U-shaped pool body (2) is divided into a plurality of temporary culture pools (203) by the second partitions (202);

The top surfaces of the first partition (201) and the second partition (202) are parallel to each other, the top surface of the second partition (202) is lower than the top surface of the U-shaped pool body (2), the difference value is in the range of 8-10cm, and the temporary rearing pools (203) and the drainage channels (3) are sequentially communicated through the first partition (201) and the second partitions (202);

the high-level water tower (1) is arranged between the temporary culture ponds (203), a first water pump (101) and a second water pump (102) are fixedly communicated with the high-level water tower (1), a water outlet pipe (103) is fixedly communicated with the first water pump (101), and the water outlet pipe (103) is fixed on the inner wall of the temporary culture pond (203) at one end, far away from the drainage channel (3), of the U-shaped pond body (2);

the utility model discloses a drainage canal (3), including catch basin (4), drainage canal (3) one end has been seted up delivery port (301), drainage canal (3) are through delivery port (301) and catch basin (4) intercommunication, second water pump (102) are through pipeline and catch basin (4) intercommunication.

2. the indoor temporary rearing device of fry hatch bait red nematode according to claim 1, characterized by further comprising a collection box (5), wherein the collection box (5) is composed of a U-shaped plate (501) and a side plate (502), the side plate (502) is fixed on one surface of the U-shaped plate (501), hollowed holes are formed in both the U-shaped plate (501) and the side plate (502), an opening (503) is formed in one surface of the side plate (502), a filter plate (504) is fixed in the opening (503), and a group of handles (505) is fixed in the U-shaped plate (501).

3. the indoor temporary rearing device for the fry opening bait red nematodes according to claim 1, wherein a partition plate (302) is fixed to the top of one end of the drainage channel (3), and the distance between the partition plate (302) and the inner bottom surface of the drainage channel (3) is the same as the height of the collecting box (5).

4. the device for temporarily culturing the red nematodes as the initial feeding materials for the fish fries as claimed in claim 2, wherein a magnetic plate (506) is fixed on one surface of the side plate (502) far away from the U-shaped plate (501), an iron plate is fixed on one inner wall of the drainage channel (3), and the collecting box (5) is fixedly connected with the inner wall of one end of the drainage channel (3) through the magnetic plate (506) and the iron plate.

5. The indoor temporary rearing device of fry initial feed red nematodes according to claim 1, wherein a plurality of micropores are formed in the peripheral side of the water outlet pipe (103).

6. The indoor temporary rearing device of fry initial feed red nematodes according to claim 1, wherein the top surface of the drainage channel (3) and the top surface of the U-shaped pond body (2) are parallel to each other, the inner bottom surface of the drainage channel (3) is lower than the inner bottom surface of the temporary rearing pond (203), and the difference is in the range of 18-22 cm.

7. the indoor temporary rearing device of fry initial feed red nematodes according to claim 1, wherein the height of the water outlet (301) is higher than the height of the bottom surface of the drainage channel (3), and the difference is in the range of 5-8 cm.

8. The indoor temporary rearing device of fry opening bait red nematodes according to claim 1, characterized in that the number of the second partitions (202) is set to be 5-7, and the height of the second partitions (202) is in the range of 5-8 cm.

9. The indoor temporary rearing method of fry initial feed red nematodes according to any one of claims 1 to 8, comprising the steps of:

SS01 is prepared by cleaning red line worm, and removing dead worm and mucus with clear water;

SS02 batches the red line worms according to the range of 8-10kg, and each batch of red line worms are evenly spread on the bottom of the temporary rearing pond (203);

The SS03 operates a first water pump (101) on the high-level water tower (1) to uniformly discharge water in the high-level water tower (1) into the temporary rearing pond (203) through a water outlet pipe (103), and the water in the temporary rearing pond (203) is discharged into the water collecting pond (4) through a water discharge channel (3) and a water outlet (301) on the water discharge channel (3);

SS04 water flow is concentrated in the water collecting tank (4), impurities are precipitated at the bottom of the water collecting tank (4), and water in the water collecting tank (4) flows back to the high-level water tower (1) through the second water pump (102) to form water circulation;

SS05 stirring and dispersing the red nematodes in the temporary rearing pond (203) once by using a steel wire rake every 3-5 hours to prevent the red nematodes from agglomerating;

SS06 dead insects flow into the drainage channel (3) along with water flow and are intensively fished out in the drainage channel (3) through the collection box (5);

When the SS07 needs to take out the red nematodes, the red nematodes are directly taken out for use in the temporary rearing pond (203);

The SS08 takes out new red nematode and cleans the new red nematode according to the mode of SS01, and then the new red nematode is spread in a temporary rearing pond (203) of the SS07 which takes out the red nematode according to the mode of SS 02.

10. the indoor temporary culture method of fry starter feed red nematodes according to claim 9, wherein the method for removing dead nematodes in SS06 comprises the following steps:

the SS061 holds the handle (505), applies force along the direction of the drainage channel (3), drives the magnetic plate (506) to separate from the iron plate, moves out of the position of the partition plate (302), and obliquely lifts the collection box (5) upwards to take out dead insects in the collection box (5);

The SS062 takes out another collecting box (5), moves one side of the collecting box (5) to the bottom of the partition plate (302) along the direction of the drainage channel (3), and fixes the position of the collecting box (5) by the matching use of the magnetic plate (506) and the iron plate.

Technical Field

the invention belongs to the technical field of temporary rearing of red nematodes, and particularly relates to an indoor temporary rearing device and method for initial bait red nematodes of fries.

Background

the red nematode is called tubificidae, red filariasis, red nematode and the like, is an initial feed which is favored by a plurality of fish fry periods, and is a main feed for benthic fishes such as odontobutis obscura, mandarin fish, sturgeon, eel, ricefield eel and the like.

The red line worms purchased in the fry breeding field are firstly temporarily cultured to empty intestinal contents, and then are fed to the fries as baits, and in the temporary culture process, the red line worms are easy to agglomerate and die due to oxygen deficiency, so that the technical problems to be solved by the technical personnel in the field are to prolong the temporary culture time of the red line worms and improve the temporary culture survival rate of the red line worms.

Disclosure of Invention

The invention aims to provide an indoor temporary rearing device and a temporary rearing method for red nematodes as initial baits for fish fries.

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

the invention relates to an indoor temporary culture device for fry initial feed red nematodes, which comprises a high-level water tower, a U-shaped pond body, a drainage channel and a water collecting pond;

The drainage channel is fixed at one end of the U-shaped pool body, and a first partition is arranged between the drainage channel and the U-shaped pool body;

A plurality of second partitions are fixed in the U-shaped pool body and divide the U-shaped pool body into a plurality of temporary culture pools;

the top surfaces of the first partition and the second partition are parallel to each other, the top surface of the second partition is lower than the top surface of the U-shaped pool body, the difference value is in the range of 8-10cm, and the temporary rearing pool and the drainage channel are sequentially communicated through the first partition and the second partitions;

The high-level water tower is arranged between the temporary culture ponds, a first water pump and a second water pump are fixedly communicated with the high-level water tower, a water outlet pipe is fixedly communicated with the first water pump, and the water outlet pipe is fixed on the inner wall of the temporary culture pond at one end, far away from the drainage channel, of the U-shaped pond body;

the catch basin is fixed in a drainage canal side, the delivery port has been seted up to drainage canal one end, the drainage canal passes through delivery port and catch basin intercommunication, the second water pump passes through pipeline and catch basin intercommunication.

the collecting box is composed of a U-shaped plate and a side plate, the side plate is fixed on one surface of the U-shaped plate, hollow holes are formed in the U-shaped plate and the side plate, an opening is formed in one surface of the side plate, a filter plate is fixed in the opening, and a group of handles is fixed in the U-shaped plate.

Furthermore, a partition board is fixed at the top of one end of the drainage channel, and the distance between the partition board and the inner bottom surface of the drainage channel is the same as the height of the collecting box.

furthermore, a magnetic plate is fixed on the surface of the side plate, which is far away from the U-shaped plate, an iron plate is fixed on the inner wall of the drainage channel, and the collecting box is fixedly connected with the inner wall of one end of the drainage channel through the magnetic plate and the iron plate.

furthermore, a plurality of micropores are formed in the peripheral side face of the water outlet pipe.

furthermore, the top surface of the drainage channel is parallel to the top surface of the U-shaped pool body, the inner bottom surface of the drainage channel is lower than the inner bottom surface of the temporary culture pool, and the difference value is in the range of 18-22 cm.

furthermore, the height of the water outlet is higher than that of the bottom surface of the drainage channel, and the difference is within the range of 5-8 cm.

furthermore, the number of the second partitions is set to be 5-7, and the height of the second partitions is within the range of 5-8 cm.

further, the indoor temporary culture method of the red nematodes as initial baits for the fries comprises the following steps:

SS01 is prepared by cleaning red line worm, and removing dead worm and mucus with clear water;

The SS02 batches the red line worms according to the range of 8-10kg, and each batch of red line worms are uniformly spread on the bottom of the temporary rearing pond;

the SS03 operates a first water pump on the high-level water tower, water in the high-level water tower is uniformly discharged into the temporary culture pond through a water outlet pipe, and the water in the temporary culture pond is discharged into the water collecting pond through a water outlet on the water discharging channel and the water discharging channel;

SS04 water flow is concentrated in the water collecting tank, impurities are precipitated at the bottom of the water collecting tank, and water in the water collecting tank flows back to the high-level water tower through the second water pump to form water circulation;

SS05 stirring and dispersing the red nematodes in the temporary rearing pond once by using a steel wire rake every 3-5 hours to prevent the red nematodes from agglomerating;

SS06 dead insects flow into the drainage channel along with the water flow and are intensively fished out in the drainage channel through the collection box;

when the SS07 needs to take out the red nematodes, the red nematodes are directly taken out for use in the temporary culture pond;

The SS08 takes out new red nematode to clean in a way of SS01, and then the new red nematode is spread in a temporary culture pond after the red nematode is taken out of the SS07 in a way of SS 02.

Further, the method for removing the dead insects in the SS06 comprises the following steps:

the SS061 holds the handle by hand, applies force along the direction of the drainage channel to drive the magnetic plate to be separated from the iron plate and move out of the position of the partition plate, and the collecting box is lifted upwards in an inclined manner to take out dead insects in the collecting box;

The SS062 takes out another collecting box, moves one side of the collecting box to the bottom of the partition plate along the direction of the drainage channel, and at the moment, the position of the collecting box is fixed through the matching of the magnetic plate and the iron plate.

The invention has the following beneficial effects:

according to the invention, water circulation can be realized by matching the high-level water tower, the first water pump, the second water pump, the temporary rearing pond, the drainage channel and the water collecting pond, the red nematode is laid in the temporary rearing pond and is stirred and dispersed by using the steel wire harrow within a certain time range, the condition that the red nematode is agglomerated into lumps is greatly reduced, dead nematodes can be discharged and collected, the temporary rearing survival rate of the red nematode is greatly improved, and the temporary rearing time of the red nematode can be prolonged.

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 an indoor temporary rearing device for fry initial feed red nematodes, according to the invention;

FIG. 2 is a schematic structural diagram of the temporary rearing pond, the drainage channel and the collection box;

FIG. 3 is a schematic view of the structure of FIG. 2 from another perspective;

FIG. 4 is a schematic view of the collection bin;

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

1-a high-level water tower, 2-a U-shaped pool body, 3-a drainage channel, 4-a water collecting pool, 5-a collecting box, 101-a first water pump, 102-a second water pump, 103-a water outlet pipe, 201-a first partition, 202-a second partition, 203-a temporary culture pool, 301-a water outlet, 302-a partition, 501-a U-shaped plate, 502-a side plate, 503-an opening, 504-a filter plate, 505-a handle and 506-a magnetic plate.

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.

Referring to fig. 1-3, the present invention relates to an indoor temporary rearing device for fry initial feeding red nematodes, which comprises a high-level water tower 1, a U-shaped tank body 2, a drainage channel 3 and a water collection tank 4.

The drainage channel 3 is fixed at one end of the U-shaped tank body 2, and a first partition 201 is arranged between the drainage channel 3 and the U-shaped tank body 2.

A plurality of second partitions 202 are fixed in the U-shaped tank body 2, and the U-shaped tank body 2 is divided into a plurality of temporary culture tanks 203 by the second partitions 202.

The top surfaces of the first partition 201 and the second partition 202 are parallel to each other, the top surface of the second partition 202 is lower than the top surface of the U-shaped pool body 2, the difference value is in the range of 8-10cm, and the temporary culture pools 203 and the drainage channels 3 are sequentially communicated through the first partition 201 and the second partitions 202.

the high-level water tower 1 is arranged between the temporary culture ponds 203, the high-level water tower 1 is fixedly communicated with a first water pump 101 and a second water pump 102, the first water pump 101 is fixedly communicated with a water outlet pipe 103, the water outlet pipe 103 is fixed on the inner wall of the temporary culture pond 203 at one end of the U-shaped pond body 2, which is far away from the drainage channel 3, and the water outlet pipe 103 is a PVC-U pipe with the diameter of 40 mm; of course, in the actual construction process, the first water pump 101 can be omitted, the water in the high-level water tower can automatically flow to the water outlet pipe through the fall, and the elevation of the high-level water tower is higher than the temporary culture pond (generally higher than 1 meter).

The collecting basin 4 is fixed in 3 side in the drainage canal, and delivery port 301 has been seted up to 3 one ends in the drainage canal, and the drainage canal 3 passes through delivery port 301 and collecting basin 4 intercommunication, and second water pump 102 passes through pipeline and collecting basin 4 intercommunication.

as shown in fig. 2-4, the water collecting device further comprises a collecting box 5, the collecting box 5 is composed of a U-shaped plate 501 and a side plate 502, the side plate 502 is fixed on one surface of the U-shaped plate 501, hollow holes are formed in the U-shaped plate 501 and the side plate 502, an opening 503 is formed in one surface of the side plate 502, a filter plate 504 is fixed in the opening 503, a group of handles 505 are fixed in the U-shaped plate 501, and the situation that water is difficult to operate due to overlarge resistance when the water is taken out and placed is avoided by arranging the hollow holes.

as shown in FIGS. 2-3, a partition plate 302 is fixed to the top of one end of the drainage channel 3, and the distance between the partition plate 302 and the inner bottom surface of the drainage channel 3 is the same as the height of the collection box 5, so as to limit the position of the collection box 5.

as shown in fig. 4, a magnetic plate 506 is fixed on a surface of the side plate 502 far away from the U-shaped plate 501, an iron plate is fixed on an inner wall of the drainage channel 3, and the collection box 5 is fixedly connected with the inner wall of one end of the drainage channel 3 through the magnetic plate 506 and the iron plate, so that the collection box 5 is convenient to fix, and dead insects caused by shaking of the collection box 5 are prevented from flowing into the water collecting tank 4 from a gap.

wherein, the periphery of the water outlet pipe 103 is provided with a plurality of micropores, and the water flow is discharged in a shower shape by the micropores.

As shown in the figure 2-3, the top surface of the drainage channel 3 is parallel to the top surface of the U-shaped pool body 2, the inner bottom surface of the drainage channel 3 is lower than the inner bottom surface of the temporary culture pool 203, and the difference is in the range of 18-22 cm.

as shown in fig. 2-3, the height of the water outlet 301 is higher than that of the bottom surface of the drainage channel 3, and the difference is in the range of 5-8 cm.

Wherein the number of the second partitions 202 is set to be 5-7, the height of the second partitions 202 is within the range of 5-8cm, and the number of the corresponding temporary rearing ponds 203 is 6-8 by setting the number of the second partitions 202 to be 5-7.

The invention relates to an indoor temporary culture method of fry initial feed red nematodes, which comprises the following steps:

SS01 is prepared by cleaning red line worm, and removing dead worm and mucus with clear water;

the SS02 batches the red line worms according to the range of 8-10kg, and each batch of the red line worms are uniformly spread on the bottom of the temporary rearing pond 203;

the SS03 operates the first water pump 101 on the high-level water tower 1, the water in the high-level water tower 1 is uniformly discharged into the temporary rearing pond 203 through the water outlet pipe 103, and the water in the temporary rearing pond 203 is discharged into the water collecting pond 4 through the water discharge channel 3 and the water outlet 301 on the water discharge channel 3;

SS04 water flow is concentrated in the water collecting tank 4, impurities are precipitated at the bottom of the water collecting tank 4, and water in the water collecting tank 4 flows back to the high-level water tower 1 through the second water pump 102 to form water circulation;

The SS05 stirs and disperses the red nematodes in the temporary rearing pond 203 once by using a steel wire rake every 3 to 5 hours to prevent the red nematodes from agglomerating;

SS06 dead insects flow into the drainage channel 3 along with water flow and are intensively fished out in the drainage channel 3 through the collection box 5;

When the SS07 needs to take out the red nematodes, the red nematodes are directly taken out for use in the temporary culture pond 203;

the SS08 takes out new red nematode and cleans the new red nematode according to the mode of SS01, and then the new red nematode is spread in the temporary rearing pond 203 after the red nematode is taken out of the SS07 according to the mode of SS 02.

further, the method for removing the dead insects in the SS06 comprises the following steps:

The SS061 holds the handle 505, applies force along the direction of the drainage channel 3 to drive the magnetic plate 506 to separate from the iron plate and move out of the position of the partition plate 302, and the dead insects in the collection box 5 can be taken out by obliquely lifting up the collection box 5;

The SS062 takes out another collecting container 5 and moves one side of the collecting container 5 to the bottom of the partition 302 in the direction of the drain 3, at which time the position of the collecting container 5 is fixed by the cooperation of the magnetic plate 506 and the iron plate.

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.