CN215012713U - Shrimp and crab seedling breeding device - Google Patents
Shrimp and crab seedling breeding device Download PDFInfo
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- CN215012713U CN215012713U CN202120933546.8U CN202120933546U CN215012713U CN 215012713 U CN215012713 U CN 215012713U CN 202120933546 U CN202120933546 U CN 202120933546U CN 215012713 U CN215012713 U CN 215012713U
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Abstract
The application belongs to the technical field of aquaculture. The application provides a shrimp and crab seedling breeding device, including the main part, separate net, inlet tube and outlet pipe. Water flows into the top of the main body from the water inlet pipe in the culture area, and the water flows into the water inlet pipe to fully drive the water in the main body to stir, so that young shrimps and crabs can move conveniently, and a good water quality environment, a good substrate environment and a good inhabitation environment are created for the shrimps and crabs. The sewage on the separation net is driven to be discharged downwards in the deposition area through water flow and is discharged out of the main body through the water outlet, so that the sewage can be effectively discharged, and good water quality is kept. The utility model provides a water inlet pipe and outlet pipe can be connected with water circulating filtration system, oxygenation system etc. among the shrimp and crab seedling breeding device, simple structure, convenient and practical, based on shrimp and crab class biological characteristic and ecological habit, have improved the thick survival rate of mark and quality of shrimp and crab seedling, can be applied to the large-scale production of shrimp and crab seed.
Description
Technical Field
The application belongs to the technical field of aquaculture, especially, relate to a shrimp and crab seedling breeding device.
Background
Most shrimps and crabs live on the camps and crawl at the bottom, come out at night in the daytime, have poor appetite and strong field consciousness, have serious fighting and killing phenomena in the same category, are fond of sandy bottom, are founded with sands and are prone to cave drilling. In the stage of the classified rough breeding of the shrimps and crabs, harmful substances such as residual bait, excrement, pathogenic microorganisms and the like are easily accumulated at the bottom of a traditional breeding device or a breeding pond, local oxygen deficiency at the bottom of the pond is easily caused when the gas supply is uneven and the water body exchange is insufficient, so that the bottom is easily deteriorated, blacked and smelled, the influence on the breeding activities of the shrimps and crabs living in a camp and benthic life is large, various diseases are easily caused, and even a large amount of death occurs, so that the quality of the shrimp and crab seedlings is reduced and the yield is reduced.
SUMMERY OF THE UTILITY MODEL
In view of this, the application provides a shrimp and crab seedling breeding device, effective control quality of water and substrate provide suitable good habitat environment, the breed management of being convenient for to help improving shrimp and crab seedling and breed survival rate and quality.
The specific technical scheme of the application is as follows:
a shrimp and crab seedling culture device comprises a main body, a separation net, a water inlet pipe and a water outlet pipe;
the water inlet pipe is communicated with the top of the main body, and the water outlet pipe is communicated with the bottom of the main body;
the separation net is embedded in the main body, and the main body is divided into a culture area and a deposition area from top to bottom.
Preferably, the top of the main body is square, and the bottom of the main body is in the shape of an inverted quadrangular pyramid.
Preferably, the gradient ratio of the quadrangular pyramid shape is 20 to 30%.
Preferably, the main body is provided with supporting seats at intervals along the inner wall side wall in the horizontal direction, and the separation net is erected on the supporting seats. Preferably, four supporting columns are respectively arranged on the inner walls of the four planes of the rectangular pyramid at the bottom of the main body, and the four supporting columns are used for supporting the separation net.
Preferably, the inlet tube is the frame type, with the top of main part is laminated mutually and is set up, the inlet tube interval is equipped with the apopore.
Preferably, the diameter of the water outlet hole is 5 mm.
Preferably, fine sand stones, waterweeds and coarse sand stones are sequentially paved on the separation net from top to bottom.
Preferably, the water outlet pipe is provided with a section of siphon pipe.
Preferably, the water inlet pipe and the water outlet pipe are respectively provided with a ball valve.
To sum up, the application provides a shrimp crab seedling breeding device, including the main part, separate net, inlet tube and outlet pipe. Water flows into the top of the main body from the water inlet pipe in the culture area, and the water flows into the water inlet pipe to fully drive the water in the main body to stir, so that young shrimps and crabs can move conveniently, and a good water quality environment, a good substrate environment and a good inhabitation environment are created for the shrimps and crabs. The sewage on the separation net is driven to be discharged downwards in the deposition area through water flow and is discharged out of the main body through the water outlet, so that the sewage can be effectively discharged, and good water quality is kept. The utility model provides a water inlet pipe and outlet pipe can be connected with water circulating filtration system, oxygenation system etc. among the shrimp and crab seedling breeding device, simple structure, convenient and practical, based on shrimp and crab class biological characteristic and ecological habit, have improved the thick survival rate of mark and quality of shrimp and crab seedling, can be applied to the large-scale production of shrimp and crab seed.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic structural diagram of a shrimp and crab seedling culture device provided by the present application;
FIG. 2 is a top view of the main body of the young shrimp and crab culturing device provided by the present application;
illustration of the drawings: 1. a water inlet pipe; 2. a water outlet pipe; 3. a water outlet hole; 4. a ball valve; 5. a breeding area; 6. a supporting seat; 7. separating the net; 8. a support pillar; 9. a deposition zone; 10. a water outlet; 11. a siphon tube.
Detailed Description
In order to make the objects, features and advantages of the present application more obvious and understandable, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the embodiments described below are only a part of the embodiments of the present application, 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 application.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a young shrimp and crab culture device provided by the present application, and fig. 2 is a top view of a main body of the young shrimp and crab culture device provided by the present application, wherein a support seat and a separation net are omitted in fig. 2.
The embodiment of the application provides a shrimp and crab seedling culture device, which comprises a main body, a separation net 7, a water inlet pipe 1 and a water outlet pipe 2; the water inlet pipe 1 is communicated with the top of the main body, and the water outlet pipe 2 is communicated with the bottom of the main body; the separation net 7 is embedded in the main body and divides the main body into a culture area 5 and a deposition area 9 from top to bottom.
In this application, 5 rivers in breed district flow into the top of main part from inlet tube 1, and rivers wash into can fully drive the internal water body of main part and stir, and the shrimp and crab seedling activity of being convenient for builds a good quality of water environment, substrate environment and habitat environment for the shrimp and crab. The sewage on the separation net 7 is driven to be discharged downwards by water flow in the deposition area 9 and is discharged out of the main body through the water outlet 10, so that the sewage can be effectively discharged, and the good water quality is kept. The utility model provides a among the shrimp and crab seedling breeding device inlet tube 1 and outlet pipe 2 can be connected with water circulating filtration system, oxygenation system etc. simple structure, convenient and practical, based on shrimp and crab class biological characteristic and ecological habit, has improved the thick survival rate of mark and quality of shrimp and crab seedling, can be applied to the large-scale production of shrimp and crab seed.
Furthermore, the top of the main body is square, and the bottom of the main body is in the shape of an inverted quadrangular pyramid.
Further, the gradient ratio of the quadrangular pyramid shape is 20 to 30 percent.
In this application, main part upper portion is square, and the design space utilization of lower part for falling four pyramid is high, easy to assemble and fixed. The reasonable slope design of the bottom of the main body can reduce the accumulation of impurities in the sedimentation zone 9, is beneficial to timely discharging a system and ensures that water bodies are well exchanged.
Furthermore, the main body is provided with a supporting seat 6 at intervals along the inner wall side wall in the horizontal direction, and a separation net 7 is erected on the supporting seat 6.
In this application, supporting seat 6 is located apart from the 5cm department of four pyramid tops of falling. Set up spaced supporting seat 6 and place and separate net 7, conveniently separate net 7 loading and unloading and clean.
Furthermore, four support columns 8 are respectively arranged on the inner walls of the four planes of the rectangular pyramid at the bottom of the main body, and the four support columns 8 are used for supporting the separation net 7.
In this application, the support column 8 that distributes on four faces of rectangular pyramid is used for supporting and separates net 7, avoids separating the excessive collapse that leads to of accumulated filth on the net, and support performance is firm and simple structure.
Further, inlet tube 1 is the frame type, and the top with the main part is laminated mutually and is set up, and inlet tube 1 interval is equipped with apopore 3.
In this application, the apopore 3 that the rivers set up through the interval is in with the mode of drenching in the main part, can effectively maintain the natural environment of shrimp and crab, do benefit to shrimp and crab seedling activity and growth.
Further, the diameter of the water outlet hole 3 is 5 mm.
Furthermore, fine sand stones, waterweeds and coarse sand stones are sequentially paved on the separation net 7 from top to bottom.
In this application, incomplete bait excrement alright enter into to the sand bed under the drive of rivers on the one hand, after microbial decomposition and seedling sand-casting of a period, progressively get into below the sand bed and arrange to the sedimentation zone 9 under through separating net 7, wherein, fine grit and pasture and water are used for providing the natural environment of perching of seedling, are favorable to the activity of ingesting of seedling, and the grit is used for filtering out the filth. On the other hand, a PVC drain pipe direct-falling floor drain can be additionally arranged at the central position above the separation net 7, which is beneficial to discharging residual bait and excrement. In addition, shelter of the seedlings and the like can be additionally arranged above the separation net 7 to improve the inhabitation concealment and stability of the seedlings.
Further, the water outlet pipe 2 is provided with a section of siphon 11.
In this application, outlet pipe 2 is equipped with one section U type pipeline that opening is down as siphon 11, through adjusting its height, controls the water level in the main part, is favorable to the drainage to change water.
Further, the water inlet pipe 1 and the water outlet pipe 2 are respectively provided with a ball valve 4.
In this application, the ball valve 4 is used to control the opening and closing of the circulation water path. During daily operation, the two ball valves 4 are both in an open state, and when water needs to be changed, the opening and closing of the ball valves 4 can be adjusted successively to drain the water.
The following provides a concrete example of the shrimp and crab seedling culture device of the present application.
Example 1
The method comprises the step of breeding the crayfish fries of which the length is 1.2 centimeters to 3.5-4.0 centimeters to the thickness marking stage, wherein the fry placing density is 800 fries/square meter, and the breeding period is 35-40 days.
Before shrimp larvae are put, the separation net is fixed on the supporting seat, the PVC drain pipe direct-falling type floor drain is arranged in the center of the separation net, a layer of coarse sand stone with proper particle size is laid on the separation net, then the elodea nutgrass or hydrilla verticillata is planted and fixed, and a layer of fine sand with proper thickness and proper particle size is laid. And opening ball valves of the water inlet pipe and the water outlet pipe, and adjusting the height of the siphon pipe to determine the height of the water level. After the water is added, putting the shrimp fries to be cultivated.
And stopping water circulation for 0.5-1 hour during daily feeding, and opening the ball valve to start water circulation after the shrimp larvae finish actively ingesting on the surface of the fine sand. And adjusting the height of the siphon pipe to be below the water outlet 1 time per week, closing the ball valve of the water inlet pipe, keeping the ball valve of the water outlet pipe open, discharging the water level in the system, fully and effectively discharging sewage, and then adding water again to continue to operate the system.
The shrimp and crab fry culturing device has the advantages that the bottom of the shrimp and crab fry cultured by the shrimp and crab fry culturing device is not blackened and smelly, the activity of the shrimp and crab fry is good in the stage, the limbs are complete, the quality is improved, and the survival rate is 60-80%.
Example 2
The young blue crab of the embodiment of the application is cultivated to the larval stage I of the larval crab (the width of the carapace is about 2.5 centimeters), the stocking density is 150 tails/square meter, and the cultivation period is about 40 days.
Before the seedlings are put in, the separation net is fixed on the supporting seat, the PVC drain pipe direct-falling type floor drain is placed in the center of the separation net, and two layers of corallite and fine sea sand with proper particle size are laid on the separation net. And opening ball valves of the water inlet pipe and the water outlet pipe, and adjusting the height of the siphon pipe to determine the height of the water level. After the water is added, the seedlings to be cultivated are put in.
And stopping water circulation for 0.5-1 hour during daily feeding, and opening the ball valve to start water circulation after the seedlings finish actively feeding on the surface of the fine sand. And adjusting the height of the siphon pipe to be below the water outlet 1 time per week, closing the ball valve of the water inlet pipe, keeping the ball valve of the water outlet pipe open, discharging the water level in the system, fully and effectively discharging sewage, and then adding water again to continue to operate the system.
The shrimp and crab fry culturing device has the advantages that the bottom of the cultured shrimp and crab fry does not blacken and smell, the blue crab fry is good in activity, the limbs are complete, and the survival rate is over 70%.
The above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (10)
1. A shrimp and crab seedling culture device is characterized by comprising a main body, a separation net, a water inlet pipe and a water outlet pipe;
the water inlet pipe is communicated with the top of the main body, and the water outlet pipe is communicated with the bottom of the main body;
the separation net is embedded in the main body, and the main body is divided into a culture area and a deposition area from top to bottom.
2. The shrimp-crab seedling culturing device as claimed in claim 1, wherein the top of the main body is square and the bottom of the main body is in the shape of an inverted quadrangular pyramid.
3. The shrimp-crab seedling culturing device according to claim 2, wherein the slope ratio of the quadrangular pyramid is 20 to 30%.
4. The young shrimp and crab culturing device as claimed in claim 2, wherein the main body is provided with a support seat at intervals along the inner wall side wall in the horizontal direction, and the separation net is erected on the support seat.
5. The shrimp and crab seedling culturing device as claimed in claim 4, wherein the bottom of the main body is provided with four support columns on the inner walls of the four planes of the rectangular pyramid, and the four support columns are used for supporting the separation net.
6. The shrimp and crab seedling culture device as claimed in claim 1, wherein the water inlet pipe is frame-shaped and is attached to the top of the main body, and the water inlet pipe is provided with water outlet holes at intervals.
7. The shrimp and crab seedling culture device according to claim 6, wherein the diameter of the water outlet hole is 5 mm.
8. The shrimp and crab seedling culture device as claimed in claim 1, wherein the net is laid with fine sand, float grass and coarse sand from top to bottom.
9. A young shrimp and crab culture apparatus as claimed in claim 1, wherein the water outlet pipe is provided with a section of siphon.
10. The shrimp and crab seedling culturing device as claimed in claim 1, wherein the water inlet pipe and the water outlet pipe are respectively provided with a ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120933546.8U CN215012713U (en) | 2021-04-30 | 2021-04-30 | Shrimp and crab seedling breeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120933546.8U CN215012713U (en) | 2021-04-30 | 2021-04-30 | Shrimp and crab seedling breeding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215012713U true CN215012713U (en) | 2021-12-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120933546.8U Active CN215012713U (en) | 2021-04-30 | 2021-04-30 | Shrimp and crab seedling breeding device |
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| Country | Link |
|---|---|
| CN (1) | CN215012713U (en) |
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2021
- 2021-04-30 CN CN202120933546.8U patent/CN215012713U/en active Active
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